1 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
5 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
7 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
8 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
9 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
10 (sese_bad_liveouts_use): New.
11 (sese_reset_debug_liveouts_bb): New.
12 (sese_build_liveouts): Use it.
13 (rename_variables_in_stmt): Reset debug stmts rather than creating
15 (expand_scalar_variable_stmt): Likewise.
17 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
19 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
20 (df_ref_remove): Likewise.
22 2009-11-17 Jan Hubicka <jh@suse.cz>
24 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
27 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
29 * toplev.c (process_options): Remove dead code.
30 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
32 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
34 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
37 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
39 PR tree-optimization/41857
40 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
41 TYPE's address space instead of pointer to TYPE.
43 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
45 * reload.c (find_reloads_address): Fix typo.
47 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
49 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
50 registers in leaf functions if possible.
52 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
54 * config/m68k/m68k-devices.def: Add MCF5441x family.
56 2009-11-17 Jan Hubicka <jh@suse.cz>
58 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
60 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
62 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
64 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
66 (x86_64_szext_nonmemory_operand): Ditto.
67 (call_insn_operand): Ditto.
69 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
71 * stmt.c (expand_asm_stmt): Get locus from stmt.
73 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
75 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
76 Create the decl label for the new dest block on demand. Require
77 a fallthrough edge if no asm labels were redirected.
79 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
81 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
83 (cstoresi4): Ditto for operand 2.
84 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
85 patterns using SDWIM mode iterator.
86 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
87 using SWIM mode iterator.
88 (cmpdi_1): Rename from cmpdi_1_rex64.
89 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
91 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn using SWI
93 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
94 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
95 (*cmpqi_ext_3_insn): Make private.
96 (*cmpqi_ext_3_insn_rex64): Make private.
97 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
98 * config/i386/predicates.md (cmpsi_operand): Remove.
100 2009-11-16 Paul Brook <paul@codesourcery.com>
102 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
103 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
105 2009-11-14 Jan Hubicka <jh@suse.cz>
107 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
109 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
110 zero out all callees.
111 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
112 frequency and count match.
113 * ipa-inline.c (update_noncloned_frequencies): New function.
114 (cgraph_clone_inlined_nodes): Use it.
115 * tree-inline.c (copy_bb): Fix frequency scaling; output
116 diagnostic on frequency mismatches to dump file.
117 (initialize_cfun): Do not scale frequency; fix count scaling;
118 initialize entry and exit block frequencies; copy profile info.
119 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
120 (copy_body): Use frequency_scale as argument.
121 (expand_call_inline): Compute frequency scale and output diagnostic
123 (delete_unreachable_blocks_update_callgrah): Remove checking that
124 has to be done after edge redirection.
125 (tree_function_versioning): Update initialize_cfun and copy_body call.
127 2009-11-14 Jan Hubicka <jh@suse.cz>
129 * cgraph.c (cgraph_release_function_body): Update use of
130 ipa_transforms_to_apply.
131 (cgraph_remove_node): Remove ipa_transforms_to_apply.
132 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
133 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
135 (cgraph_materialize_clone): Remove original if dead.
136 * lto-streamer-in.c (lto_read_body): Remove FIXME and
137 ipa_transforms_to_apply hack.
138 * function.h (struct function): Add ipa_transforms_to_apply.
139 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
140 * tree-inline.c (copy_bb): Update sanity check.
141 (initialize_cfun): Do not copy ipa_transforms_to_apply.
142 (expand_call_inline): remove dead clone originals.
143 (tree_function_versioning): Merge transformation queues.
144 * passes.c (add_ipa_transform_pass): Remove.
145 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
147 (execute_all_ipa_transforms): Update.
148 (execute_one_pass): Update.
150 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
152 PR target/21078, 21080
153 * config/avr/avr.c (avr_return_addr_rtx): New function for
154 builtin_return_address.
155 (expand_prologue): Calculate stack usage.
156 (avr_asm_function_end_prologue): Output stack size and offset label.
157 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
158 (machine_function): Add stack_usage.
159 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
161 2009-11-14 Anatoly Sokolov <aesok@post.ru>
163 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
164 new 'outgoing' argument.
165 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
166 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
167 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
168 iq2000_function_value_regno_p.
169 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
170 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
173 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
176 * arm.md (adddi_sesidi_di): Place tied contraint first.
177 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
178 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
179 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
180 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
181 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
182 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
183 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
184 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
185 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
187 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/predicates.md (call_register_no_elim_operand):
190 New predicate. Reject stack register as valid call operand
192 (call_insn_operand): Use call_register_no_elim_operand.
194 2009-11-13 Richard Henderson <rth@redhat.com>
196 * function.c (stack_protect_prologue): Don't bypass expand_expr
197 for stack_protect_guard and guard_decl.
198 (stack_protect_epilogue): Likewise.
200 2009-11-13 Jan Hubicka <jh@suse.cz>
202 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
203 when to PUBLIC is set.
205 2009-11-13 Jakub Jelinek <jakub@redhat.com>
208 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
211 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
214 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
215 *call_value_1): Use "lsm" as operand 1 constraint.
216 * config/i386/predicates.md (call_insn_operand): Depend on
217 index_register_operand to avoid %esp register.
219 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
222 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
225 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
226 (TARGET_CALL_ESP): New define.
227 * config/i386/i386.c (initial_ix86_tune_features): Initialize
229 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
230 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
231 *call_1, *call_value_pop_1 and *call_value_1. Depend on
233 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
234 New patterns, use "lsm" as operand 1 constraint.
235 * config/i386/predicates.md (call_insn_operand): Depend on
236 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
238 2009-11-13 Jason Merrill <jason@redhat.com>
241 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
242 Don't emit a second declaration at any scope.
244 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
246 PR rtl-optimization/41697
247 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
248 a conditional jump has a single successor.
250 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
252 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
253 allocate reg_last when in case lazy_reg_last is true.
254 (init_deps_reg_last): New.
255 (free_deps): When max_reg is 0, this context is already freed.
256 * sched-int.h (init_deps_reg_last): Export.
257 (init_deps): Update prototype.
258 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
259 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
260 * ddg.c (build_intra_loop_deps): Likewise.
261 * sel-sched-ir.c (copy_deps_context, create_deps_context,
262 reset_deps_context, deps_init_id): Likewise.
263 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
264 (free_data_for_scheduled_insn): New, break down from ...
265 (free_first_time_insn_data): ... here.
266 (has_dependence_p): Allocate reg_last now, when it is needed.
267 (extend_insn_data): When maximal LUID is big enough, allocate
268 per-insn data in smaller chunks.
269 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
270 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
273 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
275 * config/i386/i386.md (call_value): Fix comment.
276 (sibcall_value): Ditto.
278 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
280 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
281 (MD_FROB_UPDATE_CONTEXT): Define.
283 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
284 Laurent GUERBY <laurent@guerby.net>
286 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
287 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
288 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
290 2009-11-12 Jan Hubicka <jh@suse.cz>
292 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
293 and clear DECL_COMMON on localized declarations.
295 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
298 * regrename.c (struct du_head): New structure; some elements moved
300 (struct du_chain): ... this one.
301 (open_chains, closed_chains): Now of type struct du_head *.
302 (do_replace): Accept du_head argument, not du_chain. All callers
303 changed. Modified code to match new data structures.
304 (build_def_use): Return a list of du_head structures. Modified code
305 to match new data structures.
306 (dump_def_use_chain): Accept du_head argument, not du_chain. All
307 callers changed. Modified code to match new data structures.
308 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
309 callers changed. Modified code to match new data structures.
310 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
311 Allocate a du_head structure as well as a du_chain when creating a
312 new chain. Modified other code to match new data structures.
314 2009-11-12 Jan Hubicka <jh@suse.cz>
316 * cgraph.h (varpool_node_name): Declare.
317 * cgraphunit.c (process_function_and_variable_attributes): Set
318 force_output flag on used variables.
319 * ipa.c (function_and_variable_visibility): Dump externally visible
320 and needed variables.
321 * varpool.c (varpool_node_name): Export.
322 (decide_is_variable_needed): Check COMDAT for externally visible vars;
325 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
328 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
329 processing if XEXP (x, i) is NULL.
331 2009-11-12 Jan Hubicka <jh@suse.cz>
333 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
334 imply PUBLIC || EXTERNAL.
336 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
339 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
340 single successor block, ending with jump created by RTL expander.
342 2009-11-11 Jan Hubicka <jh@suse.cz>
345 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
346 and WEAK variables at -fwhole-program.
349 * ipa.c (whole_program_function_and_variable_visility): COMDAT
350 functions/variables are not needed even if they are externally visible.
352 2009-11-11 Jan Hubicka <jh@suse.cz>
354 (patch by Richard Guenther)
355 * lto-streamer-out.c (output_function): Output head of argument list
357 * lto-streamer-in.c (input_function): Re-map arguments into merged
360 2009-11-11 Jan Hubicka <jh@suse.cz>
362 * lto-cgraph.c: Include gcov-io.h
363 (output_profile_summary): New function.
364 (output_cgraph): Use it.
365 (input_profile_summary): New function.
366 (input_cgraph): Use it.
367 * coverage.c (build_ctr_info_value): Use varpool; initalize
369 (create_coverage): Likewise.
370 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
371 (tree_init_edge_profiler): Likewise.
372 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
374 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
376 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
377 * c-pragma.c (def_pragma_macro_value): Likewise.
378 (def_pragma_macro): Likewise.
379 (pushed_macro_table): Likewise.
380 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
381 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
383 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
385 * doc/plugins.texi (Registering custom attributes): section
386 renamed as (Registering custom attributes or pragmas).
387 Mentions custom attributes & pragmas, and c_register_pragma, with
389 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
391 * doc/extend.texi (Function Attributes): Mentions that plugin can
392 provide their attributes.
394 2009-11-11 Jon Beniston <jon@beniston.com>
396 * config.gcc: Add lm32 elf and uclinux targets.
397 * config/lm32: New directory.
398 * config/lm32/lm32.c: New file.
399 * config/lm32/lm32.h: New file.
400 * config/lm32/lm32.md: New file.
401 * config/lm32/lm32.opt: New file.
402 * config/lm32/lm32-protos.h: New file.
403 * config/lm32/constraints.md: New file.
404 * config/lm32/predicates.md: New file.
405 * config/lm32/sfp-machine.h: New file.
406 * config/lm32/t-fprules-softfp: New file.
407 * config/lm32/uclinux-elf.h: New file.
408 * doc/invoke.texi: Document lm32 options.
409 * doc/contrib.texi: Document lm32 porter.
410 * doc/install.texi: Document lm32 targets.
412 2009-11-11 Martin Jambor <mjambor@suse.cz>
415 * ipa-prop.c (ipa_update_after_lto_read): Call
416 ipa_check_create_node_params and ipa_check_create_edge_args. Also
417 call ipa_initialize_node_params instead of ipa_populate_param_decls.
419 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
421 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
422 (neon_expand_vector_init): Use them. Also handle non-constant
423 vectors with identical elements and vectors with only one
424 non-constant element.
425 (arm_print_operand): Handle 'y' modifier.
426 * config/arm/arm-protos.h (neon_make_constant): Declare.
427 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
428 patterns. Use VX instead of VDQW for the first one. Allow
429 a VFP alternative and V32 modes for the second one.
430 * config/arm/neon.ml (shape_elt): Add Alternatives.
431 (ops): Use Alternatives for vdup lane instructions.
432 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
433 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
435 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
437 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
439 (movti, mov<mode>): Call force_reg on one operand if required.
440 * config/arm/vec-common.md (mov<mode>): Likewise.
442 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
444 * config/arm/arm.c (arm_override_options): Enable scheduling for
447 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
451 * expr.h (anti_adjust_stack_and_probe): Declare.
452 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
453 parameter and rewrite head comment.
454 (allocate_dynamic_stack_space): Adjust call to above function.
455 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
457 * tree.h (dwarf2out_args_size): Delete.
458 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
459 (dwarf2out_args_size_adjust): Delete prototype and move around.
460 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
461 ACCUMULATE_OUTGOING_ARGS targets.
463 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
465 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
466 DECL_SIZE of DECL_RESULT before evaluating it.
468 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
470 PR tree-optimization/41987
471 * fold-const.c (const_binop): Avoid using fold_buildN().
473 2009-11-10 Martin Jambor <mjambor@suse.cz>
475 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
476 (execute_all_ipa_stmt_fixups): Declare.
477 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
478 * ipa-inline.c (pass_ipa_inline): Likewise.
479 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
480 * ipa-reference.c (pass_ipa_reference): Likewise.
481 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
482 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
483 (pass_ipa_lto_finish_out): Likewise.
484 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
485 * passes.c (execute_ipa_stmt_fixups): New function.
486 (execute_all_ipa_stmt_fixups): New function.
487 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
489 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
492 * explow.c (probe_stack_range): Fix typo.
493 * config/sparc/sparc.md (probe_stack): New expander.
495 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
497 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
499 2009-11-09 Jason Merrill <jason@redhat.com>
501 * gdbinit.in (pgq): New function for printing gimple sequence.
503 2009-11-09 Paul Brook <paul@codesourcery.com>
504 Daniel Jacobowitz <dan@codesourcery.com>
505 Sandra Loosemore <sandra@codesourcery.com>
507 * doc/extend.texi (Half-Precision): Update wording to reflect
508 that there are now multiple -mfpu options that enable fp16
510 * doc/invoke.texi: Update list of ARM -mfpu= options.
511 * config.gcc: Update ARM --with-fpu option list.
512 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
513 vfpv3xd and vfpv3xd-fp16.
514 (use_vfp_abi): New function.
515 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
517 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
518 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
519 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
520 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
522 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
524 (arm_print_operand): Handle 'p' modifier.
525 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
527 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
528 (TARGET_FP16): Define.
529 * config/arm/vfp.md: Disable double-precision patterns if the FPU
530 does not provide them.
531 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
532 double-precision values on a single-precision FPU.
533 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
534 double-precision constants.
535 (movhf_vfp_neon): New pattern (was movhf_vfp).
536 (movhf_vfp): Remove NEON instructions.
537 * config/arm/constraints.md: Add new "Dy" constraint for
538 double-precision constants. Update description of "Dv".
539 * config/arm/arm.md: Disable double-precision patterns if the FPU
540 does not provide them
542 2009-11-09 Jakub Jelinek <jakub@redhat.com>
544 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
545 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
548 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
550 * collect2.c (main): Search PLUGIN_LD for plugin linker.
552 * configure.ac (--with-plugin-ld): New. Default to ld.
553 * configure: Regenerated.
554 * config.in: Likewise.
556 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
557 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
559 2009-11-08 Jonathan Gray <jsg@openbsd.org>
561 * config/openbsd-stdint.h: Change to reflect what
562 c_common_nodes_and_builtins expects.
564 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
566 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
568 2009-11-08 Jakub Jelinek <jakub@redhat.com>
571 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
572 function contains at least one local dynamic name.
573 (print_operand) <case '&'>: Instead output operand lossage diagnostics
574 here if that happens.
576 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
577 Joern Rennecke <amylaar@spamcop.net>
579 * cfgrtl.c (pass_free_cfg): Add pass name.
580 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
581 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
582 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
583 * df-core.c (pass_df_initialize_no_opt): Likewise.
584 * except.c (pass_rtl_eh): Likewise.
585 * function.c (pass_init_function, pass_leaf_regs): Likewise.
586 * gcse.c (pass_rtl_pre): Change pass name.
587 * passes.c (pass_postreload): Add pass name.
588 (make_pass_instance): Don't use duplicate-tracking logic for
589 names starting with '*'.
590 (next_pass_1): Assert that pass has a name.
591 (register_one_dump_file): If there is an space in the name,
593 * predict.c (pass_strip_predict_hints): Add pass name.
594 * reg-stack.c (pass_stack_regs): Likewise.
595 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
596 * tree-cfg.c (pass_warn_function_return,
597 pass_warn_function_noreturn): Add pass name.
598 * tree-dfa.c (pass_referenced_vars): Likewise.
599 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
600 Fix whitespace before comment.
601 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
602 (pass_init_datastructures): Add pass name.
603 * tree-ssa-loop.c (pass_record_bounds): Likewise.
604 * tree-ssa.c (pass_early_warn_uninitialized,
605 pass_late_warn_uninitialized): Likewise.
606 * tree.c (pass_ipa_free_lang_data): Likewise.
607 * doc/passes.texi (pass manager): Document how to disambiguate
610 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
612 * df-problems.c: Fix documentation for forward simulation of LR.
613 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
614 (df_simulate_finalize_forwards): Remove.
615 * df.h (df_simulate_finalize_forwards): Remove.
617 2009-11-08 Richard Guenther <rguenther@suse.de>
619 * tree-ssa-structalias.c (build_succ_graph): Properly make
620 variables escape if they are stored to anything.
622 2009-11-08 Richard Guenther <rguenther@suse.de>
624 PR rtl-optimization/41928
625 * loop-invariant.c (free_loop_data): If we didn't allocate
626 loop data do not try to free it.
628 2009-11-07 Jason Merrill <jason@redhat.com>
630 * tree.c (reconstruct_complex_type): Preserve attributes.
632 2009-11-07 Richard Guenther <rguenther@suse.de>
634 * tree-ssa-structalias.c (build_succ_graph): Feed stores
635 to anything only to variables that can take pointers.
636 (get_constraint_for_ssa_var): Properly exclude full
637 variables from expanding.
638 (first_vi_for_offset): Avoid overflow in arithmetic.
639 (first_or_preceding_vi_for_offset): Likewise.
640 (count_num_arguments): Fix implementation.
641 (gate_ipa_pta): Do not run when not optimizing.
643 2009-11-07 David Binderman <dcb314@hotmail.com>
645 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
646 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
647 set but not used variables.
648 (apply_args_reg_offset): Comment out as unused.
649 * calls.c (flags_from_decl_or_type): Likewise.
650 * genautomata.c (check_regexp_units_distribution): Likewise.
652 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
655 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
656 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
657 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
658 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
659 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
660 operand alternatives.
662 2009-11-06 Michael Matz <matz@suse.de>
665 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
666 of a potential reciprocal to really be reciprocals.
668 2009-11-06 Jakub Jelinek <jakub@redhat.com>
670 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
671 lwpintrin.h after immintrin.h.
672 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
676 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
677 or non-constant index, allow index one past the last element and
678 allow exceeding array bound in arrays that might be used as flexible
681 2009-11-05 Richard Henderson <rth@redhat.com>
683 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
685 2009-11-05 Paul Brook <paul@codesourcery.com>
687 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
689 (all_fpus): Add FPU details.
690 (fp_model_for_fpu): Remove.
691 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
692 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
693 (arm_file_start): Use arm_fpu_desc.
694 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
695 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
697 (TARGET_FPA_EMU2): Define.
698 (arm_fp_model, fputype, arm_fpu_tune): Remove.
699 (vfp_reg_type, arm_fpu_desc): New.
700 * config/arm/arm.md (attr fpu): Simplify.
701 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
702 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
703 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
704 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
705 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
707 2009-11-05 Michael Matz <matz@suse.de>
709 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
711 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
714 2009-11-04 Jason Merrill <jason@redhat.com>
717 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
718 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
719 (output_constant): Avoid crash after error.
721 2009-11-05 Martin Jambor <mjambor@suse.cz>
723 * tree-sra.c (struct access): Changed comment of next_sibling field.
724 (analyze_modified_params): Loop over accesses of a group rather than
725 over all with the ame base, pass a common bitmap to
727 (unmodified_by_ref_scalar_representative): Build link lists of
729 (splice_param_accesses): Likewise.
731 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
733 * df-scan.c (df-uses-record): Add case zero_extract of mem.
735 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
739 * config/i386/i386.md (probe_stack): New expander.
740 (logical operation peepholes): Do not split stack checking probes.
742 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
743 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
745 * doc/invoke.texi (-mlwp): Add documentation.
746 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
747 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
749 * config/i386/lwpintrin.h: New file, provide x86 compiler
751 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
752 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
753 * config/i386/i386-c.c (ix86_target_macros_internal): Check
755 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
756 * config/i386/i386.opt (-mlwp): New switch for LWP support.
757 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
758 (OPTION_MASK_ISA_LWP_UNSET): New.
759 (ix86_handle_option): Handle -mlwp.
760 (isa_opts): Handle -mlwp.
761 (enum pta_flags): Add PTA_LWP.
762 (override_options): Add LWP support.
763 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
764 (IX86_BUILTIN_LLWPCB32): Ditto.
765 (IX86_BUILTIN_LLWPCB64): Ditto.
766 (IX86_BUILTIN_SLWPCB16): Ditto.
767 (IX86_BUILTIN_SLWPCB32): Ditto.
768 (IX86_BUILTIN_SLWPCB64): Ditto.
769 (IX86_BUILTIN_LWPVAL16): Ditto.
770 (IX86_BUILTIN_LWPVAL32): Ditto.
771 (IX86_BUILTIN_LWPVAL64): Ditto.
772 (IX86_BUILTIN_LWPINS16): Ditto.
773 (IX86_BUILTIN_LWPINS32): Ditto.
774 (IX86_BUILTIN_LWPINS64): Ditto.
775 (enum ix86_special_builtin_type): Add LWP intrinsic support.
776 (builtin_description): Ditto.
777 (ix86_init_mmx_sse_builtins): Ditto.
778 (ix86_expand_special_args_builtin): Ditto.
779 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
781 (UNSPEC_SLWP_INTRINSIC): Ditto.
782 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
783 (UNSPECV_LWPINS_INTRINSIC): Ditto.
784 (lwp_llwpcbhi1): New lwp pattern.
785 (lwp_llwpcbsi1): Ditto.
786 (lwp_llwpcbdi1): Ditto.
787 (lwp_slwpcbhi1): Ditto.
788 (lwp_slwpcbsi1): Ditto.
789 (lwp_slwpcbdi1): Ditto.
790 (lwp_lwpvalhi3): Ditto.
791 (lwp_lwpvalsi3): Ditto.
792 (lwp_lwpvaldi3): Ditto.
793 (lwp_lwpinshi3): Ditto.
794 (lwp_lwpinssi3): Ditto.
795 (lwp_lwpinsdi3): Ditto.
797 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
798 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
801 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
804 2009-11-04 Richard Guenther <rguenther@suse.de>
805 Rafael Avila de Espindola <espindola@google.com>
807 * gcc.c (process_command): Handle arguments name@offset.
809 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
810 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
812 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
814 * config/i386/xopintrin.h: New file, provide common x86 compiler
816 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
817 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
818 * config/i386/i386-c.c(ix86_target_macros_internal): Check
820 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
821 * config/i386/i386.opt (-mxop): New switch for XOP support.
822 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
823 (UNSPEC_XOP_TRUEFALSE)
825 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
826 (PPERM_*): New constants for vpperm instruction.
827 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
828 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
829 (OPTION_MASK_ISA_XOP_UNSET): New.
830 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
831 (ix86_handle_option): Handle -mxop.
832 (isa_opts): Handle -mxop.
833 (enum pta_flags): Add PTA_XOP.
834 (override_options): Add XOP support.
835 (print_operand): Add code for XOP compare instructions.
836 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
837 (ix86_expand_int_vcond): Extend for XOP compare instruction.
839 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
840 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
841 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
842 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
843 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
844 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
845 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
847 (IX86_BUILTIN_VPCMOV256): Ditto.
848 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
849 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
850 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
851 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
852 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
853 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
855 (IX86_BUILTIN_VPPERM): Ditto.
857 (IX86_BUILTIN_VPMACSSWW): Ditto.
858 (IX86_BUILTIN_VPMACSWW): Ditto.
859 (IX86_BUILTIN_VPMACSSWD): Ditto.
860 (IX86_BUILTIN_VPMACSWD): Ditto.
861 (IX86_BUILTIN_VPMACSSDD): Ditto.
862 (IX86_BUILTIN_VPMACSDD): Ditto.
863 (IX86_BUILTIN_VPMACSSDQL): Ditto.
864 (IX86_BUILTIN_VPMACSSDQH): Ditto.
865 (IX86_BUILTIN_VPMACSDQL): Ditto.
866 (IX86_BUILTIN_VPMACSDQH): Ditto.
867 (IX86_BUILTIN_VPMADCSSWD): Ditto.
868 (IX86_BUILTIN_VPMADCSWD): Ditto.
870 (IX86_BUILTIN_VPHADDBW): Ditto.
871 (IX86_BUILTIN_VPHADDBD): Ditto.
872 (IX86_BUILTIN_VPHADDBQ): Ditto.
873 (IX86_BUILTIN_VPHADDWD): Ditto.
874 (IX86_BUILTIN_VPHADDWQ): Ditto.
875 (IX86_BUILTIN_VPHADDDQ): Ditto.
876 (IX86_BUILTIN_VPHADDUBW): Ditto.
877 (IX86_BUILTIN_VPHADDUBD): Ditto.
878 (IX86_BUILTIN_VPHADDUBQ): Ditto.
879 (IX86_BUILTIN_VPHADDUWD): Ditto.
880 (IX86_BUILTIN_VPHADDUWQ): Ditto.
881 (IX86_BUILTIN_VPHADDUDQ): Ditto.
882 (IX86_BUILTIN_VPHSUBBW): Ditto.
883 (IX86_BUILTIN_VPHSUBWD): Ditto.
884 (IX86_BUILTIN_VPHSUBDQ): Ditto.
886 (IX86_BUILTIN_VPROTB): Ditto.
887 (IX86_BUILTIN_VPROTW): Ditto.
888 (IX86_BUILTIN_VPROTD): Ditto.
889 (IX86_BUILTIN_VPROTQ): Ditto.
890 (IX86_BUILTIN_VPROTB_IMM): Ditto.
891 (IX86_BUILTIN_VPROTW_IMM): Ditto.
892 (IX86_BUILTIN_VPROTD_IMM): Ditto.
893 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
895 (IX86_BUILTIN_VPSHLB): Ditto.
896 (IX86_BUILTIN_VPSHLW): Ditto.
897 (IX86_BUILTIN_VPSHLD): Ditto.
898 (IX86_BUILTIN_VPSHLQ): Ditto.
899 (IX86_BUILTIN_VPSHAB): Ditto.
900 (IX86_BUILTIN_VPSHAW): Ditto.
901 (IX86_BUILTIN_VPSHAD): Ditto.
902 (IX86_BUILTIN_VPSHAQ): Ditto.
904 (IX86_BUILTIN_VFRCZSS): Ditto.
905 (IX86_BUILTIN_VFRCZSD): Ditto.
906 (IX86_BUILTIN_VFRCZPS): Ditto.
907 (IX86_BUILTIN_VFRCZPD): Ditto.
908 (IX86_BUILTIN_VFRCZPS256): Ditto.
909 (IX86_BUILTIN_VFRCZPD256): Ditto.
911 (IX86_BUILTIN_VPCOMEQUB): Ditto.
912 (IX86_BUILTIN_VPCOMNEUB): Ditto.
913 (IX86_BUILTIN_VPCOMLTUB): Ditto.
914 (IX86_BUILTIN_VPCOMLEUB): Ditto.
915 (IX86_BUILTIN_VPCOMGTUB): Ditto.
916 (IX86_BUILTIN_VPCOMGEUB): Ditto.
917 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
918 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
920 (IX86_BUILTIN_VPCOMEQUW): Ditto.
921 (IX86_BUILTIN_VPCOMNEUW): Ditto.
922 (IX86_BUILTIN_VPCOMLTUW): Ditto.
923 (IX86_BUILTIN_VPCOMLEUW): Ditto.
924 (IX86_BUILTIN_VPCOMGTUW): Ditto.
925 (IX86_BUILTIN_VPCOMGEUW): Ditto.
926 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
927 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
929 (IX86_BUILTIN_VPCOMEQUD): Ditto.
930 (IX86_BUILTIN_VPCOMNEUD): Ditto.
931 (IX86_BUILTIN_VPCOMLTUD): Ditto.
932 (IX86_BUILTIN_VPCOMLEUD): Ditto.
933 (IX86_BUILTIN_VPCOMGTUD): Ditto.
934 (IX86_BUILTIN_VPCOMGEUD): Ditto.
935 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
936 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
938 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
939 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
940 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
941 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
942 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
943 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
944 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
945 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
947 (IX86_BUILTIN_VPCOMEQB): Ditto.
948 (IX86_BUILTIN_VPCOMNEB): Ditto.
949 (IX86_BUILTIN_VPCOMLTB): Ditto.
950 (IX86_BUILTIN_VPCOMLEB): Ditto.
951 (IX86_BUILTIN_VPCOMGTB): Ditto.
952 (IX86_BUILTIN_VPCOMGEB): Ditto.
953 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
954 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
956 (IX86_BUILTIN_VPCOMEQW): Ditto.
957 (IX86_BUILTIN_VPCOMNEW): Ditto.
958 (IX86_BUILTIN_VPCOMLTW): Ditto.
959 (IX86_BUILTIN_VPCOMLEW): Ditto.
960 (IX86_BUILTIN_VPCOMGTW): Ditto.
961 (IX86_BUILTIN_VPCOMGEW): Ditto.
962 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
963 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
965 (IX86_BUILTIN_VPCOMEQD): Ditto.
966 (IX86_BUILTIN_VPCOMNED): Ditto.
967 (IX86_BUILTIN_VPCOMLTD): Ditto.
968 (IX86_BUILTIN_VPCOMLED): Ditto.
969 (IX86_BUILTIN_VPCOMGTD): Ditto.
970 (IX86_BUILTIN_VPCOMGED): Ditto.
971 (IX86_BUILTIN_VPCOMFALSED): Ditto.
972 (IX86_BUILTIN_VPCOMTRUED): Ditto.
974 (IX86_BUILTIN_VPCOMEQQ): Ditto.
975 (IX86_BUILTIN_VPCOMNEQ): Ditto.
976 (IX86_BUILTIN_VPCOMLTQ): Ditto.
977 (IX86_BUILTIN_VPCOMLEQ): Ditto.
978 (IX86_BUILTIN_VPCOMGTQ): Ditto.
979 (IX86_BUILTIN_VPCOMGEQ): Ditto.
980 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
981 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
983 (enum multi_arg_type): New enum for describing the various XOP
984 intrinsic argument types.
985 (bdesc_multi_arg): New table for XOP intrinsics.
986 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
987 (ix86_expand_multi_arg_builtin): New function for creating XOP
990 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
991 (xop_pmacsww): Ditto.
992 (xop_pmacssww): Ditto.
993 (xop_pmacsdd): Ditto.
994 (xop_pmacssdd): Ditto.
995 (xop_pmacssdql): Ditto.
996 (xop_pmacssdqh): Ditto.
997 (xop_pmacsdql): Ditto.
998 (xop_pmacsdql_mem): Ditto.
999 (xop_mulv2div2di3_low): Ditto.
1000 (xop_pmacsdqh): Ditto.
1001 (xop_pmacsdqh_mem): Ditto.
1002 (xop_mulv2div2di3_high): Ditto.
1003 (xop_pmacsswd): Ditto.
1004 (xop_pmacswd): Ditto.
1005 (xop_pmadcsswd): Ditto.
1006 (xop_pmadcswd): Ditto.
1007 (xop_pcmov_<mode>): Ditto.
1008 (xop_pcmov_<mode>256): Ditto.
1009 (xop_phaddbw): Ditto.
1010 (xop_phaddbd): Ditto.
1011 (xop_phaddbq): Ditto.
1012 (xop_phaddwd): Ditto.
1013 (xop_phaddwq): Ditto.
1014 (xop_phadddq): Ditto.
1015 (xop_phaddubw): Ditto.
1016 (xop_phaddubd): Ditto.
1017 (xop_phaddubq): Ditto.
1018 (xop_phadduwd): Ditto.
1019 (xop_phadduwq): Ditto.
1020 (xop_phaddudq): Ditto.
1021 (xop_phsubbw): Ditto.
1022 (xop_phsubwd): Ditto.
1023 (xop_phsubdq): Ditto.
1025 (rotl<mode>3): Ditto.
1026 (rotr<mode>3): Ditto.
1027 (xop_rotl<mode>3): Ditto.
1028 (xop_rotr<mode>3): Ditto.
1029 (vrotr<mode>3): Ditto.
1030 (vrotl<mode>3): Ditto.
1031 (xop_vrotl<mode>3): Ditto.
1032 (vlshr<mode>3): Ditto.
1033 (vashr<mode>3): Ditto.
1035 (xop_ashl<mode>3): Ditto.
1036 (xop_lshl<mode>3): Ditto.
1037 (ashlv16qi3): Ditto.
1038 (lshlv16qi3): Ditto.
1039 (ashrv16qi3): Ditto.
1041 (xop_frcz<mode>2): Ditto.
1042 (xop_vmfrcz<mode>2): Ditto.
1043 (xop_frcz<mode>2256): Ditto.
1044 (xop_maskcmp<mode>3): Ditto.
1045 (xop_maskcmp_uns<mode>3): Ditto.
1046 (xop_maskcmp_uns2<mode>3): Ditto.
1047 (xop_pcom_tf<mode>3): Ditto.
1049 * doc/invoke.texi (-mxop): Add documentation.
1050 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1052 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1055 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1056 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1057 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1059 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1062 * arm.md (peephole2 patterns for move and compare): New.
1064 2009-11-04 Nick Clifton <nickc@redhat.com>
1066 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1067 Make sure that it does not allow CONST_DOUBLEs.
1068 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1069 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1070 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1071 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1072 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1073 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1074 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1075 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1076 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1077 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1078 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1079 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1080 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1081 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1082 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1084 2009-11-04 Richard Guenther <rguenther@suse.de>
1086 PR tree-optimization/41919
1087 * tree-vrp.c (test_for_singularity): Properly compare values.
1089 2009-11-04 Revital Eres <eres@il.ibm.com>
1091 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1092 Consider peeling for alignment only for stores and remove
1093 redundant assignment.
1095 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
1098 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
1099 (m68k_ok_for_sibcall_p): Handle different result return locations.
1101 2009-11-04 Richard Guenther <rguenther@suse.de>
1103 * c-opts.c (c_common_post_options): Move LTO option processing
1105 * opts.c (decode_options): ... here.
1107 2009-11-04 Jakub Jelinek <jakub@redhat.com>
1109 * c-common.c (fold_offsetof_1): Use %wd instead of
1110 HOST_WIDE_INT_PRINT_DEC.
1112 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1114 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
1117 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1119 * config.gcc (vax-*-linux*): Keep the original contents of
1120 tmake_file while adding vax/t-linux.
1122 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1126 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1127 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1128 (STACK_CHECK_MOVING_SP): Likewise.
1129 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1130 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1131 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1132 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1133 Document PROBE_STACK.
1134 * explow.c (anti_adjust_stack_and_probe): New function.
1135 (allocate_dynamic_stack_space): Do not directly allocate space if
1136 STACK_CHECK_MOVING_SP, instead invoke above function.
1137 (emit_stack_probe): Handle probe_stack insn.
1138 (PROBE_INTERVAL): New macro.
1139 (STACK_GROW_OPTAB): Likewise.
1140 (STACK_GROW_OFF): Likewise.
1141 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1142 loop condition in the small constant case. Rewrite in the general
1143 case to be immune to wraparounds. Make sure the address of probes
1144 is valid. Try to use [base + disp] addressing mode if possible.
1145 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1146 checking is enabled and STACK_CHECK_MOVING_SP.
1147 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1148 return 1 for volatile references to the stack pointer.
1149 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1150 __builtin_alloca if stack checking is enabled.
1151 * unwind-dw2.c (uw_identify_context): Take into account whether the
1152 context is that of a signal frame or not.
1153 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1154 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1156 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1158 PR rtl-optimization/41917
1159 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1160 operand isn't known to be 0, return 1.
1162 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1164 * config/mips/mips.md: Fix typos.
1166 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1168 * doc/invoke.texi: Fix typo.
1170 2009-11-03 Paul Brook <paul@codesourcery.com>
1172 * config/arm/neon.ml (vectype): Add T_floatSF.
1173 (string_of_vectype): Ditto.
1174 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1175 (deftypes): Use float for float32_t.
1176 * config/arm/arm_neon.h: Regenerate.
1178 2009-11-03 Nick Clifton <nickc@redhat.com>
1179 Kevin Buettner <kevinb@redhat.com>
1181 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1182 order of expected registers.
1183 (rx_load_multiple_vector): Likewise.
1184 (rx_rtsd_vector): Likewise.
1185 * config/rx/rx.c (rx_cpu_type): New variable.
1186 (rx_print_operand): Fix bug printing 64-bit constant values.
1187 (rx_emit_stack_pushm): Reverse order of pushed registers.
1188 (gen_rx_store_vector): Likewise.
1189 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1191 (is_exception_func): Rename to is_interrupt_func and only accept
1192 "interrupt" as the attribute name.
1193 (rx_get_stack_layout): Use new function name.
1194 (rx_func_attr_inlinable): Likewise.
1195 (rx_attribute_table): Remove "exception".
1196 (rx_expand_prologue): If necessary push the accumulator register
1197 in the prologue of interrupt functions.
1198 (rx_expand_epilogue): If necessary pop the accumulator.
1199 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1200 (rx_expand_builtin_stz): Remove.
1201 (rx_expand_builtin_mvtipl): New function.
1202 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1203 (rx_expand_builtin): Likewise.
1204 (rx_enable_fpu): New variable.
1205 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1206 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1207 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1208 (enum rx_cpu_types): Define.
1209 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1210 (INCOMING_FRAME_SP_OFFSET): Define.
1211 (ARG_POINTER_CFA_OFFSET): Define.
1212 (FRAME_POINTER_CFA_OFFSET): Define.
1213 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1214 (ALLOW_RX_FPU_INSNS): Define.
1215 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1216 fast_math_flags_set_p.
1217 (UNSPEC_BUILTIN_MVTIPL): Define.
1218 (revl): Rename to bswapsi2.
1219 (bswaphi2): New pattern.
1220 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1221 (mvtaclo): Likewise.
1223 (mvtc): Remove clobber of cc0.
1226 * config/rx/rx.opt (mieee): Remove.
1231 (msave-acc-in-interrupts): Add.
1232 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1233 (MULTILIB_DIRS): Likewise.
1234 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1235 * doc/extend.texi: Remove description of "exception" function
1237 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1238 -msave-acc-in-interrupts options.
1240 2009-11-03 Richard Guenther <rguenther@suse.de>
1242 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1244 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1247 * c-common.c (fold_offsetof_1): Issue errors when the member
1248 designator of the offsetof expression is not legitimate.
1250 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1252 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1253 names instead of numerical constants.
1254 (sse_prologue_save): Ditto.
1255 (*sse_prologue_save_insn): Ditto.
1257 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1260 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1261 (TARGET_CALL_ESP): New define.
1262 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1264 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1265 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1266 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1268 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1269 New patterns, use "lsm" as operand 1 constraint.
1270 * config/i386/predicates.md (call_insn_operand): Depend on
1271 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1273 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1275 PR tree-optimization/41857
1276 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1277 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1279 * tree-ssa-address.c (move_hint_to_base): New function.
1280 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1281 address space associated with TYPE.
1282 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1283 most_expensive_mult_to_index. Call move_hint_to_base.
1284 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1285 TYPE to addr_to_parts.
1287 2009-11-02 Martin Jambor <mjambor@suse.cz>
1289 PR tree-optimization/41750
1290 * tree-sra.c (analyze_modified_params): Loop over all
1291 representatives of components of a parameter.
1293 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1295 PR tree-optimization/41841
1296 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1297 local variables of not yet materialized clones.
1300 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1301 for a VOIDmode variable.
1304 * c-pragma.c (visstack): Change into vector of ints rather than
1305 enum symbol_visibility.
1306 (push_visibility): Add kind argument, push default_visibility together
1308 (pop_visibility): Add kind argument, return true if successful, fail
1309 if visibility stack is empty or if stack top is of different kind.
1310 (handle_pragma_visibility): Don't check length of visstack, instead
1311 call pop_visibility and issue diagnostics if it failed. Pass 0
1312 as last argument to push_visibility and pop_visibility.
1313 * c-pragma.h (push_visibility): Add kind argument.
1314 (pop_visibility): Likewise. Return bool instead of void.
1316 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1318 * tree.def (TARGET_MEM_REF): Update comment.
1319 * alias.c (get_alias_set): Retrieve the original memory reference for
1320 a TARGET_MEM_REF before proceeding.
1322 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1324 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1325 frv_function_value_regno_p): New functions.
1326 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1327 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1328 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1329 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1331 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1333 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1334 new 'outgoing' argument.
1335 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1336 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1337 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1338 LIBCALL_VALUE): Remove.
1339 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1340 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1341 (mh10300_function_value_regno_p): Declare.
1343 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1345 * config/arm/cortex-a9.md: New - integer pipeline description.
1347 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1349 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1350 aborting if the sizes of the two references don't match.
1352 2009-10-31 Toon Moene <toon@moene.org>
1354 * ipa-inline.c (cgraph_decide_inlining):
1355 Include reason for not inlining called-once functions in dump file.
1357 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1359 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1360 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1361 (LINK_SPEC): BE_LINK_SPEC added.
1363 2009-10-30 Richard Guenther <rguenther@suse.de>
1366 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1368 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1370 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1371 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1374 2009-10-30 Martin Jambor <mjambor@suse.cz>
1376 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1378 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1381 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1382 first. Move assert on stack_alignment_estimated just before
1383 setting stack_realign_needed.
1384 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1385 Don't call update_stack_boundary.
1387 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1388 (verride_options): Don't check ix86_force_align_arg_pointer here.
1389 (ix86_function_ok_for_sibcall): Use it.
1390 (ix86_update_stack_boundary): Likewise.
1392 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1394 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1396 * arm.md (QHSI): New mode iterator.
1397 (movqi): If generating for thumb, then truncate any immediate to
1399 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1401 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1404 2009-10-29 Cary Coutant <ccoutant@google.com>
1407 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1408 locations in the source).
1409 (store_vcall_insn): New function.
1410 (lookup_vcall_insn): New function.
1411 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1412 (dwarf2out_copy_call_info): New function.
1413 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1414 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1415 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1416 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1417 (debug_nothing_rtx_rtx): New dummy hook.
1418 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1419 (xcoff_debug_hooks): Likewise.
1420 * sdbout.c (sdb_debug_hooks): Likewise.
1421 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1423 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1425 * doc/invoke.texi (mmcount-ra-address): Document new command line
1427 * config/mips/mips.opt (mmcount-ra-address): New option.
1428 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1430 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1432 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1433 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1435 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1436 mips_function_profiler.
1438 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1442 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1443 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1444 * optc-gen.awk (cl_target_option_restore): Include call to
1445 targetm.override_options_after_change.
1446 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1447 * target.h (override_options_after_change): New.
1448 * c-common.c (parse_optimize_options): Call
1449 targetm.override_options_after_change.
1450 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1451 (ia64_override_options_after_change): New.
1452 (ia64_override_options) Add call to above.
1454 2009-10-29 Michael Matz <matz@suse.de>
1456 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1457 (gate_convert_to_rsqrt): Ditto.
1458 (pass_convert_to_rsqrt): Ditto.
1459 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1460 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1463 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1465 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1467 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1470 2009-10-29 Martin Jambor <mjambor@suse.cz>
1472 PR tree-optimization/41775
1473 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1474 (generate_subtree_copies): Do not unshare agg.
1475 (load_assign_lhs_subreplacements): Do not unshare rhs.
1476 (sra_modify_assign): Do not unshare exprs.
1477 (propagate_subacesses_accross_link): Renamed to
1478 propagate_subaccesses_across_link.
1480 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1482 * arm.c (count_insns_for_constant): Rework to support counting for
1483 thumb2 immediates as well.
1484 (find_best_start): Split out from arm_gen_constant.
1485 (arm_gen_constant): Rework to support XOR with immediate.
1487 2009-10-29 Chao-ying Fu <fu@mips.com>
1489 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1491 (mips_expand_synci_loop): Use the length rtx to control the
1492 synci loop from the begin rtx that points to the first byte of
1495 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1497 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1499 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1501 * dbxout.c (dbxout_common_check): Accept non public trees.
1502 * dwarf2out.c (fortran_common): Accept non public trees.
1504 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1506 * common.opt (fuse-linker-plugin): New option.
1507 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1509 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1511 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1513 PR rtl-optimization/39715
1514 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1515 (gen_cstoresi_ltu_thumb1): New splitter.
1517 2009-10-28 Richard Guenther <rguenther@suse.de>
1521 * tree-ssa.c (useless_type_conversion_p): Do not treat
1522 conversions to pointers to incomplete types as useless.
1523 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1526 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1528 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1529 vt_expand_loc unnecessarily when location is not a register nor
1533 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1534 fields don't have DECL_NAME.
1537 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1538 call convert_memory_address on addr.
1541 * config/i386/i386.c (ix86_pic_register_p): Don't call
1542 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1544 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1546 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1547 a variable part from its REG, MEM or VALUE.
1549 2009-10-28 Richard Guenther <rguenther@suse.de>
1551 * gimple.c (gimple_get_alias_set): Fix comment typo.
1553 2009-10-28 Richard Guenther <rguenther@suse.de>
1555 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1556 (free_lang_data): Unconditionally compute alias sets for all
1557 standard integer types. Bail out if gate bailed out previously.
1558 Do not reset the types_compatible_p langhook.
1559 (gate_free_lang_data): Remove.
1560 (struct pass_ipa_free_lang_data): Enable unconditionally.
1561 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1564 2009-10-28 Richard Guenther <rguenther@suse.de>
1567 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1568 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1569 (call_may_clobber_ref_p_1): Likewise.
1570 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1571 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1573 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1575 PR rtl-optimization/41812
1578 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1580 * df-problems.c (df_md_scratch): New.
1581 (df_md_alloc, df_md_free): Allocate/free it.
1582 (df_md_local_compute): Only include live registers in init.
1583 (df_md_transfer_function): Prune the in-set computed by
1584 the confluence function, and the gen-set too.
1586 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1588 PR rtl-optimization/39715
1589 * combine.c (simplify_comparison): Use extensions to
1590 widen comparisons. Try an ANDing first.
1592 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1594 PR rtl-optimization/40741
1595 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1596 a small constant is cheap.
1597 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1598 force_reg on the LHS.
1599 (xorsi3): Likewise, and split the XOR if the constant is complex
1600 and not in Thumb mode.
1602 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1604 * expmed.c (emit_store_flag): Check costs before
1605 transforming to the opposite representation.
1607 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1609 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1610 cstore result to DImode.
1612 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1614 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1615 inside the unspec vector.
1617 2009-10-27 Richard Henderson <rth@redhat.com>
1619 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1621 2009-10-27 Richard Henderson <rth@redhat.com>
1624 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1625 eh_region_may_contain_throw; update users.
1626 (eh_region_may_contain_throw): New function.
1627 (lower_catch): Check flag_exceptions before creating exception region.
1628 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1629 (lower_cleanup): Tidy existing flag_exceptions check to match.
1631 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1634 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1635 * config/i386/mingw.opt: Add fset-stack-executable.
1636 * config/i386/i386.c (ix86_trampoline_init): Make call to
1637 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1638 defined and its value is not zero.
1641 2009-10-27 Richard Guenther <rguenther@suse.de>
1643 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1644 handle calls to externally visible functions like in regular mode.
1645 (create_variable_info_for): Do not create function infos here.
1646 (have_alias_info): Remove write-only variable.
1647 (solve_constraints): New function split out from common code
1648 in compute_points_to_sets and ipa_pta_execute.
1649 (compute_points_to_sets): Adjust.
1650 (ipa_pta_execute): Likewise. Handle clones and externally visible
1651 functions like in non-IPA mode.
1653 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1656 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1659 2009-10-27 Richard Guenther <rguenther@suse.de>
1661 * tree-complex.c (expand_complex_div_wide): Check for
1662 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1664 2009-10-27 Revital Eres <eres@il.ibm.com>
1666 PR tree-optimization/40648
1667 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1668 Change decision of when to peel for alignment.
1670 2009-10-27 Richard Guenther <rguenther@suse.de>
1673 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1675 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1678 * fold-const.c (fold_binary_loc): Do not call
1679 protected_set_expr_location.
1681 2009-10-27 Wei Guozhi <carrot@google.com>
1684 * target.h (have_conditional_execution): Add a new target hook
1686 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1687 * targhooks.h (default_have_conditional_execution): Likewise.
1688 * targhooks.c (default_have_conditional_execution): Likewise.
1689 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1690 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1691 (arm_have_conditional_execution): New function.
1692 * ifcvt.c (noce_process_if_block, find_if_header,
1693 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1694 macro HAVE_conditional_execution to a target hook call.
1695 * recog.c (peephole2_optimize): Likewise.
1696 * sched-rgn.c (add_branch_dependences): Likewise.
1697 * final.c (asm_insn_count, final_scan_insn): Likewise.
1698 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1700 2009-10-26 Ben Elliston <bje@au.ibm.com>
1701 Michael Meissner <meissner@linux.vnet.ibm.com>
1702 Ulrich Weigand <uweigand@de.ibm.com>
1704 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1705 * config/spu/spu_cache.h: New file.
1707 * config/spu/cachemgr.c: New file.
1708 * config/spu/cache.S: New file.
1710 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1711 (ADDR_SPACE_EA): Define.
1712 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1713 * config/spu/spu.c (EAmode): New macro.
1714 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1715 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1716 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1717 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1718 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1719 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1720 (TARGET_ASM_SELECT_SECTION): Likewise.
1721 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1722 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1723 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1724 (ea_symbol_ref): New function.
1725 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1726 (spu_addr_space_legitimate_address_p): New function.
1727 (spu_addr_space_legitimize_address): Likewise.
1728 (cache_fetch): New global.
1729 (cache_fetch_dirty): Likewise.
1730 (ea_alias_set): Likewise.
1731 (ea_load_store): New function.
1732 (ea_load_store_inline): Likewise.
1733 (expand_ea_mem): Likewise.
1734 (spu_expand_mov): Handle __ea qualified memory references.
1735 (spu_addr_space_pointer_mode): New function.
1736 (spu_addr_space_address_mode): Likewise.
1737 (spu_addr_space_subset_p): Likewise.
1738 (spu_addr_space_convert): Likewise.
1739 (spu_section_type_flags): Handle "._ea" section.
1740 (spu_select_section): New function.
1741 (spu_unique_section): Likewise.
1742 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1743 and __EA64__ predefined macros.
1744 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1745 -matomic-updates switches.
1747 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1748 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1749 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1750 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1751 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1752 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1753 $(T)cache128k.o): Likewise.
1754 ($(T)libgcc_%.a): Likewise.
1756 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1757 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1758 (-maddress-space-conversion): Likewise.
1759 (-mcache-size=): Likewise.
1760 (-matomic-updates): Likewise.
1761 * doc/invoke.texi (-mea32/-mea64): Document.
1762 (-maddress-space-conversion): Likewise.
1763 (-mcache-size=): Likewise.
1764 (-matomic-updates): Likewise.
1766 2009-10-26 Ben Elliston <bje@au.ibm.com>
1767 Michael Meissner <meissner@linux.vnet.ibm.com>
1768 Ulrich Weigand <uweigand@de.ibm.com>
1770 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1772 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1773 defined, add the named address space keywords.
1774 (c_addr_space_name): New function.
1775 (complete_array_type): Preserve named address space.
1776 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1777 instead of targetm.valid_pointer_mode.
1779 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1780 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1781 (ADDR_SPACE_KEYWORD): New macro.
1782 (c_addr_space_name): Add prototype.
1784 * c-tree.h (struct c_declspecs): Add address_space member.
1785 (declspecs_add_addrspace): Add prototype.
1787 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1789 * c-parser.c (c_parse_init): Add assertion.
1790 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1791 (c_lex_one_token): Handle address space keywords.
1792 (c_token_starts_typename): Likewise.
1793 (c_token_starts_declspecs): Likewise.
1794 (c_parser_declspecs): Likewise.
1795 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1796 literal within function qualified with named address space.
1798 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1799 address space qualifiers.
1800 (shadow_tag_warned): Warn about useless address space qualifiers.
1801 (quals_from_declspecs): Handle address space qualifiers.
1802 (grokdeclarator): Likewise.
1803 (build_null_declspecs): Likewise.
1804 (declspecs_add_addrspace): New function.
1806 * c-typeck.c (addr_space_superset): New function.
1807 (qualify_type): Handle named address spaces.
1808 (composite_type): Likewise.
1809 (common_pointer_type): Likewise.
1810 (comp_target_types): Likewise.
1811 (build_conditional_expr): Likewise.
1812 (handle_warn_cast_qual): Likewise.
1813 (build_c_cast): Likewise.
1814 (convert_for_assignment): Likewise.
1815 (build_binary_op): Likewise.
1816 (pointer_diff): Handle named address spaces. Use intermediate
1817 integer type of sufficient size if required.
1819 2009-10-26 Ben Elliston <bje@au.ibm.com>
1820 Michael Meissner <meissner@linux.vnet.ibm.com>
1821 Ulrich Weigand <uweigand@de.ibm.com>
1823 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1824 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1825 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1827 * target.h (struct target_def): Add pointer_mode, address_mode,
1828 and valid_pointer_mode to addr_space substructure.
1829 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1830 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1831 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1832 (TARGET_ADDR_SPACE_HOOKS): Add them.
1833 * targhooks.c (target_default_pointer_address_modes_p): New function.
1834 * target.h (target_default_pointer_address_modes_p): Add prototype.
1835 * targhooks.c (default_addr_space_pointer_mode): New function.
1836 (default_addr_space_address_mode): Likewise.
1837 (default_addr_space_valid_pointer_mode): Likewise.
1838 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1839 (default_addr_space_address_mode): Likewise.
1840 (default_addr_space_valid_pointer_mode): Likewise.
1841 * output.h (default_valid_pointer_mode): Move to ...
1842 * targhooks.h (default_valid_pointer_mode): ... here.
1843 * varasm.c (default_valid_pointer_mode): Move to ...
1844 * targhooks.c (default_valid_pointer_mode): ... here.
1846 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1847 instead of targetm.valid_pointer_mode.
1849 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1850 * tree.c (integer_pow2p): Likewise.
1851 (tree_log2): Likewise.
1852 (tree_floor_log2): Likewise.
1853 (signed_or_unsigned_type_for): Support pointer type of different size.
1854 (int_or_pointer_precision): New function.
1855 * tree.h (int_or_pointer_precision): Add prototype.
1856 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1857 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1858 incoming pointer type instead of POINTER_SIZE.
1860 * tree.c (build_pointer_type): Use appropriate pointer mode
1861 instead of ptr_mode.
1862 (build_reference_type): Likewise.
1863 * expr.c (store_expr): Likewise.
1864 (expand_expr_addr_expr): Likewise.
1865 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1866 * cfgexpand.c (expand_debug_expr): Likewise.
1868 * auto-inc-dec.c: Include "target.h".
1869 (try_merge): Use appropriate address mode instead of Pmode.
1870 (find_inc): Likewise.
1871 * combine.c (find_split_point): Likewise.
1872 * cselib.c (cselib_record_sets): Likewise.
1873 * dse.c (replace_inc_dec): Likewise.
1874 (canon_address): Likewise.
1875 * var-tracking.c (replace_expr_with_values): Likewise.
1876 (count_uses): Likewise.
1877 (add_uses): Likewise.
1878 (add_stores): Likewise.
1879 * emit-rtl.c: Include "target.h".
1880 (adjust_address_1): Use appropriate address mode instead of Pmode.
1881 (offset_address): Likewise.
1882 * explow.c (break_out_memory_refs): Likewise.
1883 (memory_address_addr_space): Likewise.
1884 (promote_mode): Likewise.
1885 * expr.c (move_by_pieces): Likewise.
1886 (emit_block_move_via_loop): Likewise.
1887 (store_by_pieces): Likewise.
1888 (store_by_pieces_1): Likewise.
1889 (expand_assignment): Likewise.
1890 (store_constructor): Likewise.
1891 (expand_expr_addr_expr): Likewise.
1892 (expand_expr_real_1): Likewise.
1893 * cfgexpand.c (expand_debug_expr): Likewise.
1894 * ifcvt.c (noce_try_cmove_arith): Likewise.
1895 * regcprop.c (kill_autoinc_value): Likewise.
1896 * regmove.c (try_auto_increment): Likewise.
1897 * reload.c (find_reloads): Likewise.
1898 (find_reloads_address): Likewise.
1899 (find_reloads_address_1): Likewise.
1900 * sched-deps.c: Include "target.h".
1901 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1902 (sched_analyze_2): Likewise.
1903 * sel-sched-dump.c: Include "target.h".
1904 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1905 * stor-layout.c (layout_type): Likewise.
1906 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1907 (multiplier_allowed_in_address_p): Likewise.
1908 (get_address_cost): Likewise.
1909 * varasm.c (make_decl_rtl): Likewise.
1911 * expr.c (expand_assignment): Always convert offsets to appropriate
1913 (store_expr): Likewise.
1914 (store_constructor): Likewise.
1915 (expand_expr_real_1): Likewise.
1917 * reload.h (form_sum): Add MODE argument.
1918 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1919 Update recursive calls.
1920 (subst_indexed_address): Update calls to form_sum.
1922 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1923 * tree-ssa-address.c: Include "target.h".
1924 (templates): Replace by ...
1925 (mem_addr_template_list): ... this new vector.
1926 (TEMPL_IDX): Handle address space numbers.
1927 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1928 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1929 instead of global cache. Update call to gen_addr_rtx.
1930 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1931 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1933 * rtl.h (convert_memory_address_addr_space): Add prototype.
1934 (convert_memory_address): Define as macro.
1935 * explow.c (convert_memory_address): Rename to ...
1936 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1937 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1938 Update recursive calls.
1939 (memory_address_addr_space): Call convert_memory_address_addr_space.
1940 * expmed.c (make_tree): Likewise.
1941 * expr.c (expand_assignment): Likewise.
1942 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1943 (expand_expr_addr_expr): Likewise. Also, update call.
1945 * alias.c (find_base_value): Guard pointer size optimizations.
1946 (find_base_term): Likewise.
1947 * rtlanal.c (nonzero_bits1): Likewise.
1948 (num_sign_bit_copies1): Likewise.
1949 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1951 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1952 (emit-rtl.o): Likewise.
1953 (auto-inc-dec.o): Likewise.
1954 (sched-deps.o): Likewise.
1956 2009-10-26 Ben Elliston <bje@au.ibm.com>
1957 Michael Meissner <meissner@linux.vnet.ibm.com>
1958 Ulrich Weigand <uweigand@de.ibm.com>
1960 * doc/extend.texi (Named Address Spaces): New section.
1961 * coretypes.h (addr_space_t): New type.
1962 (ADDR_SPACE_GENERIC): New define.
1963 (ADDR_SPACE_GENERIC_P): New macro.
1965 * doc/tm.texi (Named Address Spaces): New section.
1966 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1967 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1968 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1969 (TARGET_ADDR_SPACE_CONVERT): Document.
1970 * target.h (struct gcc_target): Add addr_space substructure.
1971 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1972 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1973 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1974 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1975 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1976 (TARGET_INITIALIZER): Initialize addr_space hooks.
1977 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1978 (default_addr_space_legitimize_address): Likewise.
1979 (default_addr_space_subset_p): Likewise.
1980 (default_addr_space_convert): Likewise.
1981 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1982 (default_addr_space_legitimize_address): Likewise.
1983 (default_addr_space_subset_p): Likewise.
1984 (default_addr_space_convert): Likewise.
1986 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1987 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1988 (MEM_ADDR_SPACE): New macro.
1989 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1990 address space memory attribute.
1991 (mem_attrs_htab_hash): Handle address space memory attribute.
1992 (mem_attrs_htab_eq): Likewise.
1993 (set_mem_attributes_minus_bitpos): Likewise.
1994 (set_mem_alias_set): Likewise.
1995 (set_mem_align): Likewise.
1996 (set_mem_expr): Likewise.
1997 (set_mem_offset): Likewise.
1998 (set_mem_size): Likewise.
1999 (adjust_address_1): Likewise.
2000 (offset_address): Likewise.
2001 (widen_memoy_address): Likewise.
2002 (get_spill_slot_decl): Likewise.
2003 (set_mem_attrs_for_spill): Likewise.
2004 (set_mem_addr_space): New function.
2005 * emit-rtl.h (set_mem_addr_space): Add prototype.
2006 * print-rtl.c (print_rtx): Print address space memory attribute.
2007 * expr.c (expand_assignment): Set address space memory attribute
2008 of generated MEM RTXes as appropriate.
2009 (expand_expr_real_1): Likewise.
2010 * cfgexpand.c (expand_debug_expr): Likewise.
2011 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2013 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2014 size of "spare" bitfield.
2015 (TYPE_ADDR_SPACE): New macro.
2016 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2017 (DECODE_QUAL_ADDR_SPACE): Likewise.
2018 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2019 (KEEP_QUAL_ADDR_SPACE): Likewise.
2020 (TYPE_QUALS): Encode type address space.
2021 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2022 * tree.c (set_type_quals): Set type address space.
2023 (build_array_type): Inherit array address space from element type.
2024 * print-tree.c (print_node_brief): Print type address space.
2025 (print_node): Likewise.
2026 * tree-pretty-print.c (dump_generic_node): Likewise.
2028 * explow.c (memory_address): Rename to ...
2029 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2030 Use address-space aware variants of memory address routines.
2031 * recog.c (memory_address_p): Rename to ...
2032 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2033 Use address-space aware variants of memory address routines.
2034 (offsettable_address_p): Rename to ...
2035 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2036 Use address-space aware variants of memory address routines.
2037 * reload.c (strict_memory_address_p): Rename to ...
2038 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2039 Use address-space aware variants of memory address routines.
2040 (maybe_memory_address_p): Rename to ...
2041 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2042 Use address-space aware variants of memory address routines.
2043 * expr.h (memory_address_addr_space): Add prototype.
2044 (memory_address): Define as macro.
2045 * recog.h (memory_address_addr_space_p): Add prototype.
2046 (memory_address_p): Define as macro.
2047 (offsettable_address_addr_space_p): Add prototype.
2048 (offsettable_address_p): Define as macro.
2049 (strict_memory_address_addr_space_p): Add prototype.
2050 (strict_memory_address_p): Define as macro.
2052 * combine.c (find_split_point): Use address-space aware variants
2053 of memory address routines.
2054 * emit-rtl.c (operand_subword): Likewise.
2055 (change_address_1): Likewise.
2056 (adjust_address_1): Likewise.
2057 (offset_address): Likewise.
2058 * expr.c (emit_move_insn): Likewise.
2059 (expand_assignment): Likewise.
2060 (expand_expr_real_1): Likewise.
2061 * recog.c (verify_changes): Likewise.
2062 (general_operand): Likewise.
2063 (offsettable_memref_p): Likewise.
2064 (offsettable_nonstrict_memref_p): Likewise.
2065 (constrain_operands): Likewise.
2066 * reload.c (get_secondary_mem): Likewise.
2067 (find_reloads_toplev): Likewise.
2068 (find_reloads_address): Likewise.
2069 (find_reloads_subreg_address): Likewise.
2070 * reload1.c (reload): Likewise.
2071 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2072 * rtl.h (address_cost): Add ADDRSPACE argument.
2073 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2074 aware variant of memory address routines.
2075 * loop-invariant.c (create_new_invariant): Update address_cost call.
2076 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2077 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2078 Use address-space aware variant of memory address routines.
2079 (propagate_rtx_1): Update call to should_replace_address.
2080 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2082 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2083 ADDRSPACE argument. Use per-address-space instead of global cache.
2084 Use address-space aware variant of memory address routines.
2085 (get_address_cost): Likewise.
2086 (get_computation_cost_at): Update calls.
2087 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2088 Use address-space aware variant of memory address routines.
2089 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2090 (most_expensive_mult_to_index): Update call to
2091 multiplier_allowed_in_address_p.
2093 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
2094 attribute to indicate named address spaces.
2096 * varasm.c (get_variable_section): DECLs in named address spaces
2099 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
2100 for addresses in a non-generic address space.
2102 * expr.c (emit_block_move_hints): Do not use libcalls for
2103 memory in non-generic address spaces.
2104 (clear_storage_hints): Likewise.
2105 (expand_assignment): Likewise.
2107 * fold-const.c (operand_equal_p): Expressions refering to different
2108 address spaces are not equivalent.
2110 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
2111 spaces are not equivalent.
2112 (rtx_equal_p): Likewise.
2113 * cse.c (exp_equiv_p): Likewise.
2114 * jump.c (rtx_renumbered_equal_p): Likewise.
2115 * reload.c (operands_match_p): Likewise.
2117 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
2118 address spaces may alias.
2119 (true_dependence): Likewise.
2120 (canon_true_dependence): Likewise.
2121 (write_dependence_p): Likewise.
2123 * dse.c (canon_address): Handle named address spaces.
2124 * ifcvt.c (noce_try_cmove_arith): Likewise.
2126 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2127 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2128 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2129 to handle conversions between different address spaces.
2130 * fold-const.c (fold_convert_loc): Likewise.
2131 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2132 * tree-pretty-print.c (dump_generic_node): Likewise.
2133 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2134 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2135 * tree-inline.c (estimate_operator_cost): Likewise.
2136 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2137 to different address spaces are not useless.
2139 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2142 * cfgcleanup.c (trivially_empty_bb_p): New function.
2143 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2146 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2147 add_name_and_src_coords_attributes, gen_namespace_die,
2148 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2150 2009-10-26 Nick Clifton <nickc@redhat.com>
2152 * config.gcc: Add support for RX target.
2153 * config/rx: New directory.
2154 * config/rx/constraints.md: New file.
2155 * config/rx/predicates.md: New file.
2156 * config/rx/rx.c: New file.
2157 * config/rx/rx.h: New file.
2158 * config/rx/rx.md: New file.
2159 * config/rx/rx.opt: New file.
2160 * config/rx/rx-protos.h: New file.
2161 * config/rx/t-rx: New file.
2162 * doc/extend.texi: Document RX function attributes.
2163 * doc/invoke.texi: Document RX specific command line options.
2164 * doc/contrib.texi: Document RX contribution.
2165 * doc/md.texi: Document RX constraints.
2166 * doc/install.texi: Document RX support.
2168 2009-10-26 Michael Matz <matz@suse.de>
2170 PR tree-optimization/41783
2171 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2172 case for simple diamonds.
2173 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2174 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2175 argument, use alias oracle to skip some vdefs.
2176 (phi_translate_1): Change call to above, don't allocate new
2177 value ids if they can stay the same.
2178 (compute_avail): Allow vuse walking when looking up references.
2180 2009-10-26 Richard Guenther <rguenther@suse.de>
2182 PR tree-optimization/41826
2183 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2184 access to re-allocated vector fields.
2186 2009-10-26 Richard Guenther <rguenther@suse.de>
2188 * graphite-sese-to-poly.c (check_poly_representation): Fix
2189 compile without checking.
2191 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2194 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2195 * gimplify.c (tree_should_carry_location_p,
2196 tree_annotate_one_with_location,tree_annotate_all_with_location):
2197 Remove obsolete functions.
2199 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2202 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2204 2009-10-25 Richard Guenther <rguenther@suse.de>
2206 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2207 Stream DECL_RESTRICTED_P.
2208 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2210 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2212 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2213 a note when expanding to nothing.
2215 2009-10-25 Richard Guenther <rguenther@suse.de>
2218 * tree.c (find_decls_types_r): Deal with Java overloading
2219 BINFO_VIRTUALS for its own purpose.
2221 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2223 * config/mips/predicates.md (hilo_operand): New predicate.
2224 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2225 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2226 splitter part from here ...:
2227 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2228 op0 and op4 to match the DINS case.
2229 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2231 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2234 * avr.md (QIDI): Add new mode iterator.
2235 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2236 patterns for all QI thru DI modes combinations.
2237 (sbrx_and_branch<mode>): Create new and based bit test and jump
2238 patterns for QI thru SI modes.
2239 avr.c (avr_out_sbxx_branch): Use only bit number.
2241 2009-10-24 Jan Hubicka <jh@suse.cz>
2243 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2245 (analyze_function): When analyzing noreturn nothrow call, do not
2246 compute written stats; free bitmaps of vars early if possible.
2247 (generate_summary): Only update bitmaps if computed.
2248 (propagate): Only dump bitmaps if computed.
2249 (ipa_reference_read_summary): Fix pasto.
2251 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2253 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2254 (aliasing_component_refs_p): ...this. Return true if there is no
2255 common base and the base access types have the same alias set.
2256 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2257 (indirect_refs_may_alias_p): Likewise.
2259 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2262 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2263 a C_MAYBE_CONST_EXPR.
2265 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2268 * config/rs6000/rs6000.c (struct machine_function): Add
2269 vsx_or_altivec_used_p to record if vector types are used.
2270 (rs6000_expand_to_rtl_hook): Rename from
2271 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2272 any vector operations, so if there are, we can set VRSAVE to
2273 non-zero when only floating point vector registers are used.
2274 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2275 (rs6000_check_vector_mode): Inner function to check if vector
2276 types are used in the code.
2277 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2278 vector instructions are used.
2280 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2281 Indicate that VSX registers which overlap floating point
2282 registers, can't be used across a call, since the ABI only states
2283 the scalar part of the register will be saved and restored.
2285 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2288 * alias.c (get_alias_set): Call langhook before returning 0 for
2289 types with structural equality.
2290 * c-common.c (c_common_get_alias_set): Use alias set of element
2291 type for arrays with structural comparison.
2293 2009-10-23 Richard Guenther <rguenther@suse.de>
2296 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2297 gimple_call_nothrow_p.
2299 2009-10-23 Richard Guenther <rguenther@suse.de>
2301 PR tree-optimization/41778
2302 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2303 redundancy along a path in the CFG we want to optimize for speed
2304 is going to be removed.
2305 (execute_pre): Do partial-PRE only if the function is to be
2306 optimized for speed.
2307 (gate_pre): Do not turn off all of PRE when not optimizing a
2310 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2312 * builtins.c (fold_builtin_cabs): Use validate_arg().
2313 (fold_builtin_cexp): Fix if-logic.
2314 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2316 2009-10-22 Jeff Law <law@redhat.com>
2318 * ira-lives.c (process_single_reg_class_operands): Update the
2319 hard reg costs for all the hard registers desired by the
2320 single reg class operand.
2322 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2324 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2325 for rtxes that aren't handled specially.
2327 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2329 * rtl.h (shallow_copy_rtvec): Declare.
2330 * rtl.c (shallow_copy_rtvec): New function.
2331 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2332 rtx field if the subrtx has changed.
2334 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2336 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2337 (m32c_function_value): Make static, add new 'outgoing' argument.
2338 (m32c_libcall_value): Make static, add new 'fun' argument.
2339 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2340 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2341 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2342 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2343 (m32c_function_value, m32c_libcall_value): Delete declaration.
2345 2009-10-22 Diego Novillo <dnovillo@google.com>
2347 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2349 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2351 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2354 2009-10-22 Richard Guenther <rguenther@suse.de>
2356 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2357 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2358 (lto_symtab_merge): Do not merge cgraph nodes here.
2359 (lto_symtab_resolve_can_prevail_p): Simplify.
2360 (lto_symtab_resolve_symbols): Store cgraph node.
2361 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2362 functions from the symtab.
2363 (lto_symtab_merge_cgraph_nodes_1): New function.
2364 (lto_symtab_merge_cgraph_nodes): Likewise.
2366 2009-10-22 Richard Guenther <rguenther@suse.de>
2369 * lto-streamer-out.c (lto_output_location): Stream the
2371 * lto-streamer-in.c (lto_input_location): Likewise.
2373 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2375 * cfgloopmanip.c (duplicate_subloops): Export.
2376 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2377 (transform_to_exit_first_loop): Duplicate bbs starting from
2378 header up to loop->latch instead of exit->src.
2379 Initialize control variable to the correct number of iterations.
2380 (gather_scalar_reductions): Do not register double reductions.
2381 (parallelize_loops): Dump which loop is tested.
2382 Indicate whether the parallelized loop is inner or not.
2383 Remove the innermost-loop requirement.
2384 * cfgloop.h (duplicate_subloops): Export.
2385 * tree-cfg.c (add_phi_args_after_redirect): New function.
2386 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2387 Call duplicate_subloops.
2388 Update number of iterations at the exit condition.
2389 Don't redirect nexits always to the loop exit.
2390 Redirect copied edges from latch to the loop exit.
2392 2009-10-22 Jan Hubicka <jh@suse.cz>
2394 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2396 * ipa-inline.c (cgraph_mark_inline_edge,
2397 cgraph_decide_inlining_of_small_function,
2398 cgraph_decide_inlining, inline_read_summary): Disable indirect
2399 inlining for WPA for time being.
2401 PR tree-optimize/40556
2402 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2404 2009-10-22 Richard Guenther <rguenther@suse.de>
2406 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2407 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2409 2009-10-22 Jan Hubicka <jh@suse.cz>
2412 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2414 (check_call): Handle only indirect calls.
2415 (propagate_bits): Update comment.
2416 (write_node_summary_p): Turn bogus check to assert.
2417 (ipa_reference_write_summary): Stream calls_read_all properly.
2418 (ipa_reference_read_summary): Stream in calls_read_all properly.
2419 (read_write_all_from_decl): New function.
2420 (propagate): Handle OVERWRITABLE nodes and external calls here.
2421 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2423 (analyze_function): Do not check visibility here.
2424 (add_new_function): We summary OVERWRITABLE too.
2425 (generate_summary): Stream OVERWRITABLE nodes too.
2426 (propagate): Handle external calls and OVERWRITABLE nodes here.
2427 (local_pure_const): Check visibility here.
2429 2009-10-22 Jan Hubicka <jh@suse.cz>
2431 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2432 (pass_ipa_cp): Register them.
2433 (ipcp_init_stage): Analyze all functions for whopr/lto.
2434 (ipcp_propagate_stage): Skip external calls.
2435 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2436 * ipa-reference.c (write_node_summary_p): Fix thinko about
2438 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2439 when in ltrans, skip executing of ipa passes since everything
2440 should've been done.
2441 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2442 (inline_generate_summary): Likewise.
2443 (inline_read_summary): New function.
2444 (inline_write_summary): New function.
2445 (pass_ipa_inline): Register new hooks.
2446 * ipa-prop.c: Inlcude lto-streamer.h
2447 (ipa_edge_args_vector): Update declaration.
2448 (ipa_count_arguments, ipa_compute_jump_functions,
2449 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2450 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2451 ipa_read_node_info): New static functions.
2452 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2453 (duplicate_array): Use xmalloc.
2454 (duplicate_ggc_array): New.
2455 (ipa_edge_duplication_hook): Use it.
2456 (ipa_update_after_lto_read): New function.
2457 * ipa-prop.h (ipa_prop_write_jump_functions,
2458 ipa_prop_read_jump_functions): Declare.
2459 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2460 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2461 (ipa_edge_args_vector): Move into GGC.
2462 (ipa_check_create_edge_args): Update.
2463 (ipa_update_after_lto_read): New.
2464 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2466 (ipa_read_summaries): When in ltrans, so not read summaries.
2467 * lto-streamer.c (lto_get_section_name): Add
2468 LTO_section_jump_functions.
2469 * lto-streamer.h (LTO_section_jump_functions): New section.
2470 (produce_asm): Declare.
2471 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2472 * lto-streamer-out.c (produce_asm): Export.
2473 * lto-streamer-in.c: Include tree-pass.h
2474 (input_function): Free dominance info when done.
2475 (lto_read_body): Push ipa_inline in ltrans stage.
2476 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2477 * Makefile.in (GTFILES): Add ipa-prop.h
2479 2009-10-22 Matthias Klose <doko@ubuntu.com>
2481 * doc/install.texi: Document --enable-browser-plugin.
2483 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2485 * doc/invoke.texi (fira-loop-pressure): Update default value.
2486 * opts.c (decode_options): Remove default value setting for
2487 flag_ira_loop_pressure.
2488 * config/ia64/ia64.c (ia64_override_options): Set
2489 flag_ira_loop_pressure up for -O3.
2490 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2492 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2494 PR tree-optimization/41497
2495 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2496 chrec_dont_know if the evolution function returned by follow_ssa_edge
2497 is constant in the analyzed loop and is not compatible with the
2498 initial value before the loop.
2499 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2501 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2503 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2505 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2508 * doc/invoke.texi: Document -print-multi-os-directory.
2510 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2513 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2514 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2515 when darwin_emit_unwind_label is used.
2517 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2519 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2522 2009-10-20 Richard Henderson <rth@redhat.com>
2524 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2525 before emit_post_landing_pad.
2527 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2529 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2530 Use when calling rtx_costs.
2531 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2532 global optimize_size. Pass speed to mips_binary_cost.
2534 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2536 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2539 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2541 * rtl.h (simplify_replace_fn_rtx): Declare.
2542 (wrap_constant, unwrap_constant): Delete.
2543 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2544 (expand_debug_expr): Don't call wrap_constant.
2545 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2546 (auto_adjust_pair): Fold into...
2547 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2548 Just return a new value.
2549 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2550 otherwise use simplify_replace_rtx.
2551 * cselib.c (wrap_constant): Reinstate old definition.
2552 (cselib_expand_value_rtx_1): Don't wrap constants.
2553 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2554 simplify_replace_rtx.
2555 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2556 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2557 Use simplify_replace_rtx.
2558 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2560 (simplify_replace_rtx): ...here. Turn into a wrapper for
2561 simplify_replace_fn_rtx.
2562 (simplify_unary_operation): Don't unwrap CONSTs.
2563 * var-tracking.c (check_wrap_constant): Delete.
2564 (vt_expand_loc_callback): Don't call it.
2565 (vt_expand_loc): Likewise.
2567 2009-10-20 Pascal Obry <obry@adacore.com>
2568 Eric Botcazou <ebotcazou@adacore.com>
2570 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2572 2009-10-20 Michael Matz <matz@suse.de>
2574 * loop-invariant.c (create_new_invariant): Use different magic number.
2576 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2579 * arm.c (arm_override_options): Forcibly disable hot/cold block
2582 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2585 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2588 2009-10-20 Richard Guenther <rguenther@suse.de>
2590 * ggc-page.c: Include cfgloop.h.
2591 (struct max_alignment): Drop long double, add void *.
2592 (extra_order_size_table): Add low non-power-of-two multiples
2593 of MAX_ALIGNMENT. Drop small type-based entries, add
2594 tree_type, cgraph_node and loop.
2595 * alloc-pool.c (struct allocation_object_def): Drop long double
2598 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2601 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2602 referenced just in DEBUG_INSNs.
2604 2009-10-20 Richard Guenther <rguenther@suse.de>
2607 * gimple.c (gimple_register_type): Make sure we register
2608 the types main variant first.
2610 2009-10-20 Richard Guenther <rguenther@suse.de>
2612 * gimple.c (gimple_types_compatible_p): Simplify. Move
2613 cheap checks before hashtable queries. Add checks for
2614 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2616 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2618 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2619 without size or with size that can't be represented as a host integer.
2621 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2623 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2624 the removal of a debug stmt as a significant change.
2626 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2628 * config/s390/s390.md: Added agen condition to operand
2629 forwarding bypasses. Added bypass for early address generation
2630 use of int results. Updated comments.
2632 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2634 * config/i386/i386.c: Remove signal.h #include.
2636 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2638 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2639 * doc/rtl.texi: Document ss_abs.
2641 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2643 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2644 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2645 instead of C_LEX_RAW_STRINGS.
2646 (lex_string): Handle CPP_UTF8STRING.
2647 * c-parser.c (c_parser_postfix_expression): Likewise.
2648 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2649 (C_LEX_STRING_NO_JOIN): ... this.
2651 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2653 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2654 cris_function_value_regno_p): New functions.
2655 (cris_promote_function_mode): Update comment.
2656 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2657 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2658 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2659 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2661 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2663 * unwind-dw2.c (execute_stack_op): Fix operand order for
2664 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2666 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2668 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2669 (lower_stmt) <GIMPLE_BIND>: Add comment.
2670 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2672 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2673 Otherwise lower it and set cannot_fallthru to true.
2674 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2675 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2676 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2677 to true for a noreturn call. Do not remove statements.
2678 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2679 Set cannot_fallthru to false on function exit.
2680 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2681 <GIMPLE_ASSIGN>: Remove.
2683 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2685 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2687 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2689 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2690 next/prev_active_insn to skip DEBUG_INSNs as well.
2692 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2694 * config/arm/arm.c (output_move_neon): Use DImode in call to
2697 2009-10-19 Matthias Klose <doko@ubuntu.com>
2700 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2702 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2704 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2706 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2709 * optabs.c (expand_binop): Make mode of shift count expression mode
2710 of shift count not target.
2713 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2715 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2716 case. Force using values to replace references within the statement.
2717 (convert_local_reference_stmt): Likewise.
2719 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2721 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2722 remove a subsequent GOTO or RETURN statement.
2724 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2726 * config/avr.md (*movqi): Add zero as equally preferable constraint
2727 as general register.
2730 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2732 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2734 2009-10-17 Richard Guenther <rguenther@suse.de>
2736 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2738 2009-10-17 Richard Guenther <rguenther@suse.de>
2740 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2741 operands in COMPONENT_REFs.
2743 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2745 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2746 if not defined. Change type of second argument to const_rtx.
2747 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2749 * targhooks.h (default_libcall_value): Update prototype.
2750 * target.h (struct gcc_target): Change type of second argument of
2751 libcall_value to const_rtx.
2752 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2754 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2755 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2757 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2760 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2761 * cgraphunit.c (cgraph_optimize): Call it.
2762 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2763 (dwarf2out_assembly_start): ... here. New hook.
2764 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2765 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2767 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2768 * sdbout.c (sdb_debug_hooks): Likewise.
2769 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2770 (vmsdbgout_assembly_start): New hook.
2772 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2774 * rtl.h (RTL_LOCATION): Fix typo.
2776 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2778 * print-rtl.c (print_rtx): Print locators in asm_operands
2781 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2784 * sched-deps.c (depl_on_debug_p): New.
2785 (attach_dep_link): Reject debug deps before nondebug deps.
2786 (add_to_deps_list): Insert debug deps after nondebug deps.
2787 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2789 (sd_add_dep): Do not reject debug deps.
2790 (add_insn_mem_dependence): Don't count debug deps.
2791 (remove_from_deps): Likewise.
2792 (sched_analyze_2): Set up mem deps on debug insns.
2793 (sched_analyze_insn): Record reg uses for deps on debug insns.
2794 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2795 try_ready nondebug insn after debug insn.
2796 * ddg.c (create_ddg_dep_from_intra_loop_link,
2797 create_ddg_dep_no_link): Don't reject debug deps.
2799 2009-10-16 Richard Guenther <rguenther@suse.de>
2801 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2802 (maybe_merge_incomplete_and_complete_type): Likewise.
2803 (lto_symtab_merge): Do not call them. Do not warn for
2804 complete vs. incomplete compatible types.
2805 (lto_symtab_merge_decls_2): Simplify.
2806 * gimple.c (gimple_force_type_merge): Remove.
2807 (gimple_types_compatible_p): Make it static.
2808 * gimple.h (gimple_force_type_merge): Remove.
2809 (gimple_types_compatible_p): Likewise.
2811 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2813 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2814 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2816 2009-10-16 Richard Guenther <rguenther@suse.de>
2818 PR tree-optimization/41728
2819 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2820 if fold_stmt did anything.
2822 2009-10-16 Richard Guenther <rguenther@suse.de>
2825 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2826 (maybe_fixup_handled_component): New function.
2827 (input_gimple_stmt): Fixup mismatched decl replacements.
2829 2009-10-16 Richard Guenther <rguenther@suse.de>
2832 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2833 the same as VAR_DECL.
2835 2009-10-16 Richard Guenther <rguenther@suse.de>
2837 * gimple.c (iterative_hash_gimple_type): For integer types
2838 also hash their minimum and maximum values and the string flag.
2839 For array types hash their domain and the string flag.
2841 2009-10-16 Richard Guenther <rguenther@suse.de>
2843 * gimple.c (gimple_types_compatible_p): Restrict completing
2844 types to record or unions. Simplify completion.
2845 Do not merge records or unions with different
2846 TYPE_STRUCTURAL_EQUALITY_P tag.
2847 (iterative_hash_gimple_type): Restrict non-recursing into
2848 pointer targets for records and unions.
2850 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2853 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2854 * dwarf2out.c (mem_loc_descriptor): Don't handle
2855 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2856 punt if it is not lowpart subreg or if inner mode isn't
2859 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2861 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2862 investigating previous or next insns.
2864 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2866 * tree-sra.c (build_ref_for_offset_1): Update comment.
2868 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2870 * config/s390/s390.md (atype): Added missing values.
2872 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2875 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2876 (casesi64p): Update pattern to reflect above.
2878 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2880 PR rtl-optimization/41697
2881 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2883 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2886 * config/rs6000/predicates.md: Update copyright year.
2887 * config/rs6000/altivec.md: Ditto.
2889 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2890 (MD_INCLUDES): Add a2.md.
2892 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2893 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2894 (builtin_classify): New static vector to classify various builtins
2895 to get the tree attributes correct.
2896 (def_builtin): Set the attributes of builtins based on what the
2897 builtin does (i.e. memory operation, floating point, saturation
2898 need special attributes, others are pure functions).
2900 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2902 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2903 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2904 RS6000_BUILTIN_COUNT.
2905 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2906 MAX_RS6000_BUILTINS.
2908 * config/rs6000/rs6000-builtin.def: New file that combines the
2909 builtin enumeration name and attributes.
2911 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2913 * config/i386/linux.h (ASM_SPEC): Add --32.
2915 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2917 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2918 and DW_TAG_template_alias.
2919 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2920 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2921 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2922 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2923 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2924 and DW_AT_GNU_odr_signature.
2925 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2926 DW_FORM_flag_present and DW_FORM_ref_sig8.
2927 (output_signature): Only print name on the first byte.
2928 (output_die): Likewise for dw_val_class_data8.
2930 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2932 * doc/invoke.texi: Clarify that most optimizations are not enabled
2935 2009-10-15 Richard Guenther <rguenther@suse.de>
2938 * gimple.c (compare_type_names_p): Handle anonymous names
2939 differently based on new mode argument.
2940 (gimple_types_compatible_p): For structs also compare the tags.
2941 (iterative_hash_type_name): Rename to ...
2942 (iterative_hash_name): ... this. Hash all names.
2943 (iterative_hash_gimple_type): Fix hashing the struct tag of
2944 pointer targets. Hash field decl names.
2946 2009-10-15 Richard Guenther <rguenther@suse.de>
2949 * gimple.c (gimple_get_alias_set): Avoid recursing on
2950 invalid type topology.
2952 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2954 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2956 2009-10-15 Richard Guenther <rguenther@suse.de>
2958 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2960 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2962 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2963 add --with-tune{,-32,-64} configured default for -mtune if explicit
2966 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2968 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2970 2009-10-14 DJ Delorie <dj@redhat.com>
2972 * config/h8300/h8300.c (F): New.
2974 (h8300_emit_stack_adjustment): Call them.
2976 (h8300_push_pop): Likewise.
2977 (h8300_expand_prologue): Likewise.
2978 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2979 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2980 (INCOMING_RETURN_ADDR_RTX): Define.
2981 (INCOMING_FRAME_SP_OFFSET): Define.
2982 (DWARF_CIE_DATA_ALIGNMENT): Define.
2984 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2986 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2987 fields in builtin structs.
2988 (finalize_record_size): Likewise.
2990 2009-10-14 Richard Guenther <rguenther@suse.de>
2992 * gimple.c (gtc_ob): New global.
2993 (struct type_pair_d): Replace pointers with type UIDs.
2994 (type_pair_hash): Adjust.
2995 (type_pair_eq): Likewise.
2996 (lookup_type_pair): Likewise. Allocate from an obstack.
2997 (gimple_force_type_merge): Adjust.
2998 (gimple_types_compatible_p): Likewise.
2999 (free_gimple_type_tables): Free the obstack.
3001 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3003 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3004 stmts setting DEBUG_EXPR_DECLs.
3006 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3007 Don't crash if mode1 is VOIDmode.
3009 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3011 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3012 * params.h (IRA_LOOP_RESERVED_REGS): New.
3013 * tree-pass.h (pass_subregs_of_mode_init,
3014 pass_subregs_of_mode_finish): Remove.
3015 * passes.c (pass_subregs_of_mode_init,
3016 pass_subregs_of_mode_finish): Remove.
3017 (pass_reginfo_init): Move before loop optimizations.
3018 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3019 * common.opt (fira-loop-pressure): New.
3020 * toplev.h (flag_ira_loop_pressure): New.
3021 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3022 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3023 Make external and void type functions.
3024 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3025 pass_subregs_of_mode_finish): Remove.
3026 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3027 * regmove.c: Include ira.h.
3028 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3029 register pressure calculation in loops.
3030 * loop-invariant.c: Include REGS_H and ira.h.
3031 (struct loop_data): New members max_reg_pressure, regs_ref, and
3033 (struct invariant): New member orig_regno.
3034 (curr_loop): New variable.
3035 (find_exits): Initialize regs_ref and regs_live.
3036 (create_new_invariant): Initialize orig_regno.
3037 (get_cover_class_and_nregs): New.
3038 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3039 array. Add code for flag_ira_loop_pressure.
3040 (gain_for_invariant): Make new_regs an array. Add code for
3041 flag_ira_loop_pressure.
3042 (best_gain_for_invariant): Ditto.
3043 (set_move_mark): New parameter gain. Use it for debugging output.
3044 (find_invariants_to_move): Make regs_needed and new_regs an array.
3045 Add code for flag_ira_loop_pressure.
3046 (move_invariant_reg): Set up orig_regno.
3047 (move_invariants): Set up reg classes for pseudos for
3048 flag_ira_loop_pressure.
3049 (free_loop_data): Clear regs_ref and regs_live.
3050 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3051 get_regno_cover_class, change_pressure, mark_regno_live,
3052 mark_regno_death, mark_reg_store, mark_reg_clobber,
3053 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3054 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3055 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3056 register pressure calculation in loops if new regs were added.
3057 Call finish_subregs_of_mode.
3058 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3059 * Makefile.in (loop-invariant.o): Add ira.h.
3061 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3063 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3065 2009-10-14 Richard Guenther <rguenther@suse.de>
3067 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3068 (lto_symtab_merge): ... here. Rewrite both to take the
3069 prevailing and a to-be-merged entry and to queue diagnostics properly.
3070 (lto_symtab_resolve_replaceable_p): New predicate for
3072 (lto_symtab_resolve_can_prevail_p): Likewise.
3073 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3074 handles merging commons by choosing the largest decl. Fold
3075 in code that gives ODR errors.
3076 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3078 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3079 case of no prevailing decl here. Diagnose mismatches
3080 in object types here. Drop all but the prevailing decls.
3081 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3082 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3083 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3085 2009-10-14 Richard Guenther <rguenther@suse.de>
3088 * lto-streamer-in.c (input_bb): Replace debug stmts with
3089 nops instead of dropping them.
3091 2009-10-14 Nick Clifton <nickc@redhat.com>
3093 * gcc/doc/extended.texi: Replace the dash character with @minus{}
3094 in situations where it is being used as a minus symbol.
3095 * gcc/doc/tm.texi: Likewise.
3096 * gcc/doc/md.texi: Likewise.
3098 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3100 PR preprocessor/41543
3101 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
3102 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
3103 * tree.c: Include intl.h.
3104 (expand_location): Handle BUILTINS_LOCATION.
3105 * Makefile.in (tree.o): Depend on intl.h.
3108 * dwarf2out.c (dwarf2out_var_location): Always clear
3109 last_postcall_label when changing last_label.
3111 2009-10-14 Pascal Obry <obry@adacore.com>
3113 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
3114 (process_command): Handle -E as done with -c and -S. Do not add
3115 the target executable suffix to the output file when -E is used.
3116 (main): Adjust error message accordingly.
3118 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
3124 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3126 (tree_code_size): Likewise.
3128 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3130 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3131 * real.h (HAVE_mpc_arc): Define.
3133 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3135 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3136 (struct builtin_description): Add fndecl field.
3137 (bdesc): Remove const qualifier. Update initializer.
3138 (sh_media_init_builtins): Remove const qualifier for d. Record
3139 the result of add_builtin_function to the fndecl field.
3140 (sh_builtin_decl): New.
3141 (sh_media_builtin_decl): New.
3143 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3146 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3147 requests between special registers.
3149 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3151 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3153 2009-10-13 Richard Henderson <rth@redhat.com>
3155 PR tree-optimization/41377
3156 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3157 (cleanup_empty_eh_merge_phis): New change_region parameter;
3158 pass it on to redirect_eh_edge_1. Update callers.
3159 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3160 at the destination block.
3162 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3164 * passes.c (register_pass): Replaced gcc_unreachable by
3165 fatal_error on failure. Mentions plugins in comments & messages.
3167 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3170 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3171 * sched-vis.c (print_value): Use it.
3172 * cselib.c (cselib_hash_rtx): Likewise.
3173 * print-rtl.c (print_rtx): Likewise.
3174 * cfgexpand.c (expand_debug_rtx): Likewise.
3175 * var-tracking.c (vt_expand_loc_callback): Likewise.
3177 2009-10-13 Richard Guenther <rguenther@suse.de>
3180 * opts.c (handle_option): Split out code to handle setting
3181 the options flag var ...
3182 (set_option): ... here.
3183 * opts.h (set_option): Declare.
3184 * lto-opts.c (register_user_option_p): Include -fexceptions
3185 and all position independent code variants.
3186 (handle_common_option): Remove.
3187 (lto_reissue_options): Use set_option.
3189 2009-10-13 Martin Jambor <mjambor@suse.cz>
3191 PR tree-optimization/41661
3192 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3193 that are tcc_comparisons or do not change the type in any
3195 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3196 folding tcc_comparison operations.
3198 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3200 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3203 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3209 * tree.def (DEBUG_EXPR_DECL): New.
3210 * rtl.def (DEBUG_EXPR): New.
3211 * gengtype.c (adjust_field_rtx_def): Handle it.
3212 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3213 (insert_debug_temp_for_var_def): ... this. Drop support for
3214 moving. Take iterator for def stmt; insert debug stmt before it.
3215 Scan early for use count and kind in debug stmts.
3216 (propagate_defs_into_debug_stmts): Rename to...
3217 (insert_debug_temps_for_defs): ... this. Likewise.
3218 * tree.h (DEBUG_TEMP_UID): New.
3219 * tree.c (next_debug_decl_uid): New.
3220 (make_node_stat): Count debug decls separately.
3221 (copy_node_stat): Likewise.
3222 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3223 * var-tracking.c (dv_is_decl_p): Recognize it.
3224 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3225 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3226 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3227 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3228 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3229 (cselib_hash_rtx): Likewise.
3230 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3231 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3233 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3234 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3235 * rtl.c (copy_rtx): Likewise.
3236 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3237 * print-rtl.c (print_rtx): Likewise.
3238 * sched-vis.c (print_value): Likewise.
3239 (print_insn): Handle DEBUG_EXPR_DECL.
3240 * tree-dump.c (dequeue_and_dump): Likewise.
3241 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3242 * gimple-iterator (gsi_replace): Check for same lhs.
3243 (gsi_remove): Insert debug temps.
3244 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3245 (move_computations_stmt): Drop explicit propagation into debug stmts.
3246 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3247 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3248 * tree-ssa-sink.c (statement_sink_location): Likewise.
3249 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3250 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3251 * tree-flow.h: Likewise.
3252 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3253 debug temps without values.
3254 (eliminate_unnecessary_stmts): Don't discard just-inserted
3257 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3260 * config/cris/cris.md (andu): Check that operand 1 is one of the
3261 general registers. Fix typo in head comment.
3263 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3265 * config/i386/i386.md (vswapmov): New.
3266 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3267 (ix86_function_ms_hook_prologue): New.
3268 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3269 * configure.ac: Test for swap suffix support in as.
3270 * configure: Rebuild.
3272 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3275 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3276 paradoxical subregs to prevent partial register stalls if the inner
3277 mode is integer mode.
3279 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3281 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3283 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3286 * gcc/dwarf2out.c (template_parameter_pack_die,
3287 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3289 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3292 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3294 (maybe_register_def): Likewise. Take stmt iterator.
3295 (rewrite_update_stmt): Take stmt iterator and pass it on.
3296 (rewrite_update_enter_block): Pass stmt iterator.
3298 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3300 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3301 (spu_builtin_decl): New function.
3303 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3305 * config/i386/i386.md (SWIM): New mode iterator.
3306 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3307 using SWIM mode iterator.
3308 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3309 patterns using SWI48 mode iterator.
3310 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3311 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3312 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3313 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3314 patterns using SWI248 mode iterator.
3315 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3316 gen_x86_movdicc_0_m1_rex64 for renamed function
3318 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3319 Eric Botcazou <ebotcazou@adacore.com>
3322 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3323 * config/sparc/sol2-unwind.h: New file.
3325 2009-10-11 Olivier Hainque <hainque@adacore.com>
3326 Eric Botcazou <ebotcazou@adacore.com>
3329 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3330 * config/i386/sol2-unwind.h: New file.
3332 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3335 * config/i386/i386.md (addsi_1_zext): Get the proper second
3338 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3340 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3341 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3344 2009-10-11 Richard Guenther <rguenther@suse.de>
3346 * gimple.c (iterative_hash_type_name): Do not handle special
3349 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3351 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3352 (*setcc_si_1_and): Ditto.
3353 (*setcc_si_1_movzbl): Ditto.
3354 (*setcc_<mode>_2): Ditto.
3355 (*setcc_qi): Rename from *setcc_1.
3356 (*setcc_qi_slp): Rename from *setcc_2.
3358 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3359 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3361 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3362 "if" condition, there is already assert with reload_completed present.
3364 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3366 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3368 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3370 * doc/install.texi (Final install): Refer to
3371 http://gcc.gnu.org/bugs/ for bug reporting.
3373 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3375 * configure.ac: Add test for dci instruction.
3376 * configure: Regenerate.
3377 * config.in: Likewise.
3378 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3379 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3380 (-mmulhw): Add 476 to description.
3381 (-mdlmzb): Likewise.
3382 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3383 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3384 (processor_target_table): Add 476 and 476fp entries.
3385 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3386 (rs6000_issue_rate): Add CPU_PPC476.
3387 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3388 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3389 (processor_type): Add PROCESSOR_PPC476.
3390 (EXTRA_SPECS): Add asm_cpu_476 string.
3391 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3392 (define_attr "cpu"): Add ppc476.
3394 Update comments for 476.
3395 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3396 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3397 Update copyright year.
3398 * config/rs6000/476.md: New file.
3399 * config/rs6000/40x.md: Add description for "isel" attribute.
3400 Update copyright year.
3401 * config/rs6000/440.md: Likewise.
3402 * config/rs6000/603.md: Likewise.
3403 * config/rs6000/6xx.md: Likewise.
3404 * config/rs6000/7450.md: Likewise.
3405 * config/rs6000/7xx.md: Likewise.
3406 * config/rs6000/8540.md: Likewise.
3407 * config/rs6000/cell.md: Likewise.
3408 * config/rs6000/e300c2c3.md: Likewise.
3409 * config/rs6000/e500mc.md: Likewise.
3410 * config/rs6000/mpc.md: Likewise.
3411 * config/rs6000/power4.md: Likewise.
3412 * config/rs6000/power5.md: Likewise.
3413 * config/rs6000/power6.md: Likewise.
3414 * config/rs6000/power7.md: Likewise.
3415 * config/rs6000/rios1.md: Likewise.
3416 * config/rs6000/rios2.md: Likewise.
3417 * config/rs6000/rs64.md: Likewise.
3419 2009-10-10 Richard Guenther <rguenther@suse.de>
3421 PR tree-optimization/41654
3422 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3423 a cond expr before calling gimple_cond_set_condition_from_tree.
3424 (ifcombine_iforif): Likewise.
3426 2009-10-09 Ian Lance Taylor <iant@google.com>
3428 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3429 * configure: Rebuild.
3431 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3433 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3436 2009-10-09 Richard Guenther <rguenther@suse.de>
3439 * target-def.h (TARGET_BUILTIN_DECL): Define.
3440 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3441 * target.h (struct gcc_target): Add builtin_decl target hook.
3442 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3443 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3445 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3446 not gcc_unreachable.
3447 (lto_output_builtin_tree): Sorry if the target does not support
3448 streaming target builtins.
3449 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3450 (rs6000_builtin_decl): New function.
3451 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3452 (ix86_builtin_decl): New function.
3454 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3456 PR preprocessor/41445
3457 * c-ppoutput.c (do_line_change): New function.
3458 (cb_line_change): Use it.
3459 (scan_translation_unit): Call do_line_change if
3460 avoid_paste or PREV_WHITE and token location is on a different line
3461 than print.src_line.
3464 * dwarf2out.c (dwarf2out_init): Test whether
3465 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3468 PR rtl-optimization/41646
3469 * calls.c (expand_call): For BLKmode types returned in registers
3470 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3473 2009-10-09 Richard Guenther <rguenther@suse.de>
3475 PR tree-optimization/41634
3476 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3477 we remove the correct elements.
3478 (optimize_stmt): Make sure to update stmt operands before
3479 optimizing redundancies.
3481 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3483 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3485 2009-10-09 Richard Guenther <rguenther@suse.de>
3488 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3490 (lto_wrapper_exit): New function.
3492 (fatal_perror): Likewise.
3493 (fork_execute): Use global args_name, do not free it.
3494 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3495 * lto-streamer.h: Remove duplicate prototypes.
3497 2009-10-09 Richard Guenther <rguenther@suse.de>
3499 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3500 before calling stmt_can_throw_external.
3502 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3504 PR tree-optimization/40071
3505 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3506 pointer if the original data reference doesn't conflict with the
3507 created vector data reference. Fix long line.
3509 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3511 * config/i386/i386.md (any_div): New code iterator.
3512 (u): Handle div and udiv.
3514 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3516 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3517 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3518 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3519 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3521 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3523 * gcc.c (main): Remove trailing "." from diagnostics.
3525 2009-10-08 Cary Coutant <ccoutant@google.com>
3527 Add support for debugging with ICF (Identical Code Folding).
3528 * calls.c (debug.h): New #include.
3529 (emit_call_1): Call virtual_call_token debug hook.
3530 * common.opt (-fenable-icf-debug): New option.
3531 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3532 locations in the source).
3533 (poc_label_num): New variable.
3534 (dcall_entry, vcall_entry): New typedefs.
3535 (dcall_table, vcall_table): New variables.
3536 (struct vcall_insn): New type.
3537 (vcall_insn_table): New variable.
3538 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3539 (size_of_dcall_table): New function.
3540 (output_dcall_table): New function.
3541 (size_of_vcall_table): New function.
3542 (output_vcall_table): New function.
3543 (dwarf2out_direct_call): New function.
3544 (vcall_insn_table_hash): New function.
3545 (vcall_insn_table_eq): New function.
3546 (dwarf2out_virtual_call_token): New function.
3547 (dwarf2out_virtual_call): New function.
3548 (dwarf2out_init): Allocate new tables and sections.
3549 (prune_unused_types): Mark DIEs referenced from direct call table.
3550 (dwarf2out_finish): Output direct and virtual call tables.
3551 * final.c (final_scan_insn): Call direct_call and virtual_call
3553 * debug.h (struct gcc_debug_hooks): Add direct_call,
3554 virtual_call_token, virtual_call hooks.
3555 (debug_nothing_uid): New function.
3556 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3557 (debug_nothing_uid): New function.
3558 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3559 (xcoff_debug_hooks): Likewise.
3560 * sdbout.c (sdb_debug_hooks): Likewise.
3561 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3562 * doc/invoke.texi (-fenable-icf-debug): New option.
3564 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3567 * regmove.c (regmove_backward_pass): Replace src with dst in the
3568 debug insn, and check for dst before rather than after.
3570 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3572 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3573 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3575 2009-10-08 Jan Hubicka <jh@suse.cz>
3578 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3579 do not mark cgraph nodes as needed.
3580 (record_references_in_initializer): Add new only_vars parameter.
3581 * cgraph.h (record_references_in_initializer): New parameter.
3582 * varasm.c (assemble_variable): Update call.
3583 * varpool.c (varpool_analyze_pending_decls): Always look for
3586 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3588 * config/avr/avr.c (last_insn_address) Remove variable.
3589 (expand_prologue): Don't initialise last_insn_address variable.
3590 (final_prescan_insn): Don't output insn size.
3591 * config/avr/avr.opt (msize): Remove switch.
3592 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3595 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3597 * combine.c (label_tick_ebb_start): Fix comment.
3598 (combine_instructions): Set label_tick and label_tick_ebb_start before
3599 calling setup_incoming_promotions. Start them from 1. Increment
3600 label_tick instead of deriving it from the BB index. Rather than
3601 comparing ticks use the block from the previous iteration to decide
3602 whether to start a new EBB. Remove empty lines before function.
3604 2009-10-08 Michael Matz <matz@suse.de>
3607 * builtins.c (fold_builtin_isascii): Use fold_build2.
3608 (fold_builtin_isdigit): Ditto.
3609 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3610 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3611 remove_useless_stmts_cond, remove_useless_stmts_tf,
3612 remove_useless_stmts_tc, remove_useless_stmts_bind,
3613 remove_useless_stmts_goto, remove_useless_stmts_label,
3614 remove_useless_stmts_1, remove_useless_stmts,
3615 pass_remove_useless_stmts): Remove.
3616 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3617 * passes.c (init_optimization_passes): Don't add
3618 pass_remove_useless_stmts.
3619 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3620 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3622 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3623 for static constants.
3624 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3625 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3627 2009-10-08 Richard Guenther <rguenther@suse.de>
3629 * gimple.c (free_gimple_type_tables): New function.
3630 * gimple.h (free_gimple_type_tables): Declare.
3632 2009-10-07 Mark Heffernan <meheff@google.com>
3634 * ipa-prop.c (ipa_print_node_params) Only print
3635 names of named arguments.
3637 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3639 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3640 being statically linked.
3642 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3644 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3646 2009-10-08 Jan Hubicka <jh@suse.cz>
3649 * ipa.c (cgraph_externally_visible_p,
3650 function_and_variable_visibility,
3651 whole_program_function_and_variable_visibility): Skip non-finalized
3654 2009-10-08 Nick Clifton <nickc@redhat.com>
3656 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3659 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3662 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3664 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3667 * c-common.c (c_fully_fold_internal): Strip nops from the result
3668 of recursive calls to c_fully_fold_internal.
3669 (c_wrap_maybe_const): New.
3670 (c_save_expr): Use c_wrap_maybe_const.
3671 * c-common.h (c_wrap_maybe_const): Declare.
3672 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3673 build_binary_op): Use c_wrap_maybe_const.
3675 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3677 * real.c: Fix comment to reflect actual exponent size.
3679 2009-10-08 Ben Elliston <bje@au.ibm.com>
3681 * config/rs6000/a2.md: Add FSF comment header.
3683 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3685 * config/i386/i386.md (any_extend): New code iterator.
3686 (u, s): New code attributes.
3688 (DWIH): Rewrite as code iterator for SI and DI modes.
3689 (DWI): Rewrite as mode attribute.
3690 (dwi): New mode attribute.
3691 (di): Depend on SI mode and DI mode.
3692 (doubleint_general_operand): Remove mode attribute.
3694 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3697 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3698 (*sub<mode>3_doubleword): Ditto.
3700 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3701 using SWIM248 mode iterator.
3702 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3703 using SWI48 mode iterator.
3704 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3705 patterns using DWIH mode iterator and any_extend code iterator.
3706 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3707 using any_extend code iterator.
3708 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3709 patterns using DWIH mode iterator and any_extend code iterator.
3710 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3711 using any_extend code iterator.
3712 (<s>mul<mode>3_highpart): Macroize expander from
3713 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3714 and any_extend code iterator.
3715 (*<s>muldi3_highpart_1): Macroize insn from
3716 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3717 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3718 patterns using any_extend code iterator.
3719 (*<s>mulsi3_highpart_zext): Macroize insn from
3720 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3722 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3724 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3725 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3726 refering to a DIE with DW_AT_const_value.
3728 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3731 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3733 2009-10-06 Jan Hubicka <jh@suse.cz>
3735 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3738 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3740 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3741 *lea_2_rex64): Move before *add<mode>_1 pattern.
3743 2009-10-07 Jan Hubicka <jh@suse.cz>
3745 * collect2.c (main): Add -fno-whole-program.
3746 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3748 2009-10-07 Jan Hubicka <jh@suse.cz>
3750 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3751 has no address taken.
3752 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3754 (cgraph_clone_node): Clear externally_visible flag for clones.
3755 * cgraph.h (cgraph_only_called_directly_p,
3756 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3757 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3758 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3759 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3760 ipcp_insert_stage): Likwise.
3761 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3762 externally_visible flag.
3763 (verify_cgraph_node): Verify that inline clones look right.
3764 (process_function_and_variable_attributes): Do not set
3765 externally_visible flags.
3766 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3768 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3770 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3771 clear externally_visible when turning into inline clones
3772 (cgraph_mark_inline_edge): Use new predicates.
3773 (cgraph_estimate_growth): Likewise.
3774 (cgraph_decide_inlining): Likewise.
3775 * ipa.c (cgraph_postorder): Likewise.
3776 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3777 that inline clones are not needed.
3778 (cgraph_externally_visible_p): New predicate.
3779 (function_and_variable_visibility): Add whole_program parameter;
3780 always set externally_visible flag; handle COMDAT function
3782 (local_function_and_variable_visibility): New function.
3783 (gate_whole_program_function_and_variable_visibility): New function.
3784 (whole_program_function_and_variable_visibility): New function.
3785 (pass_ipa_whole_program_visibility): New function.
3786 * passes.c (init_optimization_passes): Add whole program visibility
3788 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3789 not care about needed/reachable flags.
3790 * varpool.c: Include flags.h
3791 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3792 (varpool_finalize_decl): When we are in LTO read-back, all variables
3794 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3796 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3798 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3801 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3803 * config.gcc: Don't include the makefile fragments intended for
3805 * config/s390/fixdfdi.h: File removed.
3806 * config/s390/libgcc-glibc.ver: File removed.
3807 * config/s390/s390.h: Remove the fixdfdi.h hack.
3808 * config/s390/t-crtstuff: File moved to libgcc dir.
3809 * config/s390/t-linux: Likewise.
3810 * config/s390/t-tpf: libgcc specific parts removed.
3811 * config/s390/t-linux64: Likewise.
3813 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3815 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3816 (lto-compress.o): Likewise.
3818 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3821 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3822 dllexport to class members here.
3823 (i386_pe_determine_dllimport_p): Only check static class data for
3825 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3826 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3827 functions for vague linkage.
3828 (i386_pe_type_dllexport_p): Fix formatting.
3829 (maybe_add_dllexport) New function.
3830 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3833 2009-10-07 Ben Elliston <bje@au.ibm.com>
3835 * config/rs6000/a2.md: Remove duplicated lines.
3837 2009-10-07 Ben Elliston <bje@au.ibm.com>
3839 * config.gcc (powerpc*-*-*): Handle a2.
3840 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3841 * config/rs6000/a2.md: New file.
3842 * config/rs6000/rs6000.opt (mno-update): New.
3843 (mupdate): Return to using a mask, not a var.
3844 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3845 (enum processor_type): Add PROCESSOR_PPCA2.
3846 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3847 (rs6000_override_options): Add "a2" to processor_target_table.
3848 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3849 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3851 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3853 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3854 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3855 reference to nonexistent gen_truncxfxf2 function.
3857 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3859 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3860 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3861 (general_operand): Handle TI mode.
3862 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3863 using SDWIM mode iterator.
3864 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3865 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3866 using DWI mode iterator.
3867 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3868 patterns using SWI mode iterator.
3869 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3870 using SWI48 mode iterator.
3871 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3872 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3873 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3874 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3875 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3876 using SDWIM mode iterator.
3877 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3878 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3879 using DWI mode iterator.
3880 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3881 patterns using SWI mode iterator.
3882 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3883 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3884 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3885 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3886 patterns using plusminus code iterator.
3887 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3888 sub<mode>3 patterns using plusminus code iterator.
3889 * config/i386/i386.c (override_options): Update the call to
3890 gen_subdi_carry_rex64 for renamed function.
3891 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3892 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3893 calls to instruction expanders.
3895 2009-10-06 Martin Jambor <mjambor@suse.cz>
3898 * opts.c (decode_options): Run IPA-SRA at -O2.
3900 2009-10-06 Richard Guenther <rguenther@suse.de>
3902 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3904 2009-10-06 Tobias Burnus <burnus@net-b.de>
3907 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3908 -flto and -fwhole-program flags can be combined.
3910 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3913 * gcc.c (process_command): Check that -o argument was specified.
3915 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3917 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3919 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3921 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3922 * doc/invoke.texi (Warning Options): Annotate allowed languages
3923 for -Wunsuffixed-float-constants.
3925 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3927 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3928 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3929 same name and isn't the main variant.
3932 * dwarf2out.c (loc_by_reference): Removed.
3933 (dw_loc_list_1): New function.
3934 (dw_loc_list): Remove toplev argument, add want_address argument.
3935 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3936 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3937 want_address == 2 to dw_loc_list. For successful dw_loc_list
3938 set have_address to 1 only if want_address is not 0.
3940 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3942 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3943 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3944 a code block followed by two pointers.
3945 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3946 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3947 (MIPS_MOVE): Likewise.
3948 (MIPS_LUI): Likewise.
3949 (MIPS_JR): Likewise.
3950 (MIPS_BAL): Likewise.
3951 (MIPS_NOP): Likewise.
3952 (mips_asm_trampoline_template): Delete.
3953 (mips_trampoline_code_size): New function.
3954 (mips_trampoline_init): Add shorter sequences for all cases
3955 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3956 Calculate the opcodes directly, rather than copying from a template.
3957 Only flush the code part of the trampoline.
3958 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3960 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3962 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3963 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3964 (INCOMING_RETURN_ADDR_RTX): Likewise.
3965 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3967 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3968 with RETURN_ADDR_REGNUM.
3969 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3970 * config/mips/mips.c (mips16_build_call_stub): Replace
3971 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3972 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3973 (mips_print_operand_punctuation): Likewise.
3974 (mips_frame_set): Likewise.
3975 (mips16e_output_save_restore): Likewise.
3976 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3977 (mips_save_reg_p): Likewise.
3978 (mips_return_addr): Likewise.
3979 (mips_set_return_address): Likewise.
3980 (mips_direct_save_slot_move_p): Likewise.
3981 (mips_output_function_prologue): Likewise.
3982 (mips_restore_reg): Likewise.
3983 (mips_expand_epilogue): Likewise.
3984 (mips_epilogue_uses): Likewise.
3985 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3986 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3987 (clear_hazard_<mode>): Likewise.
3988 (call_internal): Likewise.
3989 (call_internal_direct): Likewise.
3990 (call_direct_split): Likewise.
3991 (call_value_internal): Likewise.
3992 (call_value_split): Likewise.
3993 (call_value_internal_direct): Likewise.
3994 (call_value_direct_split): Likewise.
3995 (call_value_multiple_internal): Likewise.
3996 (call_value_multiple_split): Likewise.
3998 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3999 Jakub Jelinek <jakub@redhat.com>
4001 PR rtl-optimization/41511
4002 * combine.c (record_value_for_reg): Pass explicit values as argument
4003 to get_last_value_validate.
4004 (get_last_value_validate): Document INSN parameter.
4005 For non-readonly MEMs, assume they might have been modified if INSN
4006 was in another basic block.
4007 (get_last_value): Minor reformatting.
4009 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4012 * final.c (asm_str_count): Split out from asm_insn_count.
4013 * rtl.h (asm_str_count): New prototype.
4014 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4017 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4019 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4021 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4022 Rafael Espindola <espindola@google.com>
4024 * gengtype.c (write_types): Moved call to write_func_for_structure
4025 into seperate loops.
4027 2009-10-05 Richard Guenther <rguenther@suse.de>
4030 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4031 (input_cgraph_1): Input toplevel asms.
4033 2009-10-05 Richard Guenther <rguenther@suse.de>
4036 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4037 (external_aggregate_decl_p): Likewise.
4038 (lto_symtab_compatible): Re-structure. Remove dead code.
4039 For variables ignore toplevel qualifiers when comparing types.
4040 Issue warnings, not errors for mismatched user-alignment.
4042 2009-10-05 Richard Guenther <rguenther@suse.de>
4046 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4047 (struct lto_symtab_identifier_def): Likewise.
4048 (struct lto_symtab_decl_def): Likewise.
4049 (struct lto_symtab_entry_def): New.
4050 (lto_symtab_identifier_t): Rename to ...
4051 (lto_symtab_entry_t): ... this.
4052 (lto_symtab_decls): Remove.
4053 (lto_symtab_base_hash): Rename to ...
4054 (lto_symtab_entry_hash): ... this.
4055 (lto_symtab_base_eq): Rename to ...
4056 (lto_symtab_entry_eq): ... this.
4057 (lto_symtab_base_marked_p): Rename to ...
4058 (lto_symtab_entry_marked_p): ... this.
4059 (lto_symtab_identifier_marked_p): Remove.
4060 (lto_symtab_decl_marked_p): Likewise.
4061 (lto_symtab_maybe_init_hash_tables): Rename to ...
4062 (lto_symtab_maybe_init_hash_table): ... this.
4063 (lto_symtab_set_resolution_and_file_data): Remove.
4064 (lto_symtab_register_decl): New function.
4065 (lto_symtab_get_identifier): Remove.
4066 (lto_symtab_get): New function.
4067 (lto_symtab_get_resolution): Adjust.
4068 (lto_symtab_get_identifier_decl): Remove.
4069 (lto_symtab_set_identifier_decl): Likewise.
4070 (lto_symtab_merge_decl): Rename to ...
4071 (lto_symtab_merge): ... this. Rewrite.
4072 (lto_symtab_merge_var): Remove.
4073 (lto_symtab_merge_fn): Likewise.
4074 (lto_symtab_prevailing_decl): Adjust.
4075 (lto_cgraph_replace_node): New function.
4076 (lto_symtab_merge_decls_2): Likewise.
4077 (lto_symtab_merge_decls_1): Likewise.
4078 (lto_symtab_fixup_var_decls): Likewise.
4079 (lto_symtab_resolve_symbols): Likewise.
4080 (lto_symtab_merge_decls): Likewise.
4081 (lto_symtab_prevailing_decl): Adjust.
4082 (lto_symtab_get_symtab_def): Remove.
4083 (lto_symtab_get_file_data): Likewise.
4084 (lto_symtab_clear_resolution): Adjust.
4085 (lto_symtab_clear_resolution): Likewise.
4086 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4087 (input_cgraph_1): Likewise.
4088 * lto-streamer-in.c (get_resolution): Do not provide fake
4089 symbol resolutions here.
4090 (deferred_global_decls): Remove.
4091 (lto_register_deferred_decls_in_symtab): Likewise.
4092 (lto_register_var_decl_in_symtab): Change signature, register
4093 variable via lto_symtab_register_decl.
4094 (lto_register_function_decl_in_symtab): Likewise.
4095 (lto_read_tree): Adjust.
4096 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
4097 (lto_symtab_merge_var): Likewise.
4098 (lto_symtab_merge_fn): Likewise.
4099 (lto_symtab_register_decl): Declare.
4100 (lto_symtab_merge_decls): Likewise.
4102 2009-10-05 Richard Guenther <rguenther@suse.de>
4104 PR tree-optimization/23821
4105 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
4106 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
4107 simple IV increments.
4109 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4111 * config/arm/arm.c (arm_override_options): Really initialize
4112 flag_dwarf2_cfi_asm to 0.
4114 2009-10-05 Doug Kwan <dougkwan@google.com>
4116 PR rtl-optimization/41574
4117 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
4118 floating point and we are not doing unsafe math optimizations.
4120 2009-10-03 Simon Baldwin <simonb@google.com>
4121 Cary Coutant <ccoutant@google.com>
4122 Rafael Espindola <espindola@google.com>
4123 Richard Guenther <rguenther@suse.de>
4124 Jan Hubicka <jh@suse.cz>
4125 Doug Kwan <dougkwan@google.com>
4126 H.J. Lu <hongjiu.lu@intel.com>
4127 Bill Maddox <maddox@google.com>
4128 Ryan Mansfield <rmansfield@qnx.com>
4129 Diego Novillo <dnovillo@google.com>
4130 Ollie Wild <aaw@google.com>
4131 Kenneth Zadeck <zadeck@naturalbridge.com>
4133 * lto-cgraph.c: New file.
4134 * lto-compress.c: New file.
4135 * lto-compress.h: New file.
4136 * lto-opts.c: New file.
4137 * lto-section-in.c: New file.
4138 * lto-section-out.c: New file.
4139 * lto-streamer-in.c: New file.
4140 * lto-streamer-out.c: New file.
4141 * lto-streamer.c: New file.
4142 * lto-streamer.h: New file.
4143 * lto-symtab.c: New file.
4144 * lto-wpa-fixup.c: New file.
4145 * lto-wrapper.c: New file.
4147 2009-10-03 Simon Baldwin <baldwin@google.com>
4148 Ben Elliston <bje@au.ibm.com>
4149 Rafael Espindola <espindola@google.com>
4150 Nathan Froyd <froydnj@codesourcery.com>
4151 Jan Hubicka <jh@suse.cz>
4152 Doug Kwan <dougkwan@google.com>
4153 Diego Novillo <dnovillo@google.com>
4154 Kenneth Zadeck <zadeck@naturalbridge.com>
4156 * Makefile.in (enable_lto): New.
4157 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4158 (LINKER_PLUGIN_API_H): Define.
4159 (LTO_SYMTAB_H): Define.
4160 (LTO_STREAMER_H): Define.
4161 (TREE_VECTORIZER_H): Define.
4162 (INCLUDES): Add LIBELFINC.
4163 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4164 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4165 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4166 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4167 (native): Add lto-wrapper$(exeext)
4168 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4169 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4170 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4171 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4172 (varasm.o): Add dependency on tree-iterator.h.
4173 (cgraph.o): Add dependency on cif-code.def.
4174 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4175 (ipa-pure-const.o): Likewise.
4176 (GTFILES): Add lto-symtab.c.
4177 (install-lto-wrapper): New.
4178 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4179 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4180 * config.in: Regenerate.
4182 2009-10-03 Rafael Espindola <espindola@google.com>
4183 Diego Novillo <dnovillo@google.com>
4185 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4186 ipa_write_summaries.
4187 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4189 (cgraph_optimize): Make extern.
4191 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4192 Kenneth Zadeck <zadeck@naturalbridge.com>
4194 * toplev.c (in_lto_p): Declare.
4195 * collect2.c (scan_prog_file): Read all the output when reading
4196 information for LTO.
4197 (enum lto_mode_d): Declare.
4199 2009-10-03 Richard Guenther <rguenther@suse.de>
4200 Diego Novillo <dnovillo@google.com>
4202 * gimple.c: Include target.h and alias.h.
4203 (gimple_types): Declare.
4204 (type_hash_cache): Declare.
4205 (gimple_alloc_stat): Make extern.
4206 (gimple_build_eh_must_not_throw): Call
4207 gimple_eh_must_not_throw_set_fndecl.
4208 (struct type_pair_d): Declare.
4209 (type_pair_t): Declare.
4210 (type_pair_hash): New.
4211 (type_pair_eq): New.
4212 (lookup_type_pair): New.
4213 (gimple_force_type_merge): New.
4214 (compare_type_names_p): New.
4215 (compare_field_offset): New.
4216 (gimple_types_compatible_p): New.
4217 (struct sccs): Declare.
4218 (next_dfs_num): Declare.
4219 (iterative_hash_gimple_type): New.
4221 (iterative_hash_type_name): New.
4222 (iterative_hash_gimple_type): New.
4223 (gimple_type_hash): New.
4224 (gimple_type_eq): New.
4225 (gimple_register_type): New.
4226 (print_gimple_types_stats): New.
4227 (gimple_signed_or_unsigned_type): New.
4228 (gimple_unsigned_type): New.
4229 (gimple_signed_type): New.
4230 (gimple_get_alias_set): New.
4231 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4232 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4233 (gimple_force_type_merge): Declare.
4234 (gimple_types_compatible_p): Declare.
4235 (gimple_register_type): Declare.
4236 (print_gimple_types_stats): Declare.
4237 (gimple_unsigned_type): Declare.
4238 (gimple_signed_type): Declare.
4239 (gimple_get_alias_set): Declare.
4240 (gimple_eh_must_not_throw_set_fndecl): New.
4242 2009-10-03 Jan Hubicka <jh@suse.cz>
4243 Kenneth Zadeck <zadeck@naturalbridge.com>
4245 * ipa-pure-const.c: Include lto-streamer.h.
4246 (register_hooks): Factor out of ...
4247 (generate_summary): ... here.
4248 (pure_const_write_summary): New.
4249 (pure_const_read_summary): New.
4250 (pass_ipa_pure_const): Add pure_const_write_summary and
4251 pure_const_read_summary.
4252 * ipa-reference.c: Include lto-streamer.h.
4253 (add_new_function): New.
4254 (remove_node_data): New.
4255 (duplicate_node_data): New.
4256 (ipa_init): Guard against multiple calls.
4257 Move hook setup from analyze_function.
4258 (write_node_summary_p): New.
4259 (ipa_reference_write_summary): New.
4260 (ipa_reference_read_summary): New.
4261 (pass_ipa_reference): Add ipa_reference_write_summary and
4262 ipa_reference_read_summary.
4263 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4264 (struct cgraph_edge): Add fields lto_stmt_uid and
4265 call_stmt_cannot_inline_p.
4266 (cgraph_optimize): Declare.
4267 (cgraph_decide_is_function_needed): Declare.
4268 (reset_inline_failed): Declare.
4269 (enum LTO_cgraph_tags): Declare.
4270 (LTO_cgraph_tag_names): Declare.
4271 (LCC_NOT_FOUND): Define.
4273 2009-10-03 Doug Kwan <dougkwan@google.com>
4274 Rafael Espindola <espindola@google.com>
4275 Jan Hubicka <jh@suse.cz>
4276 Diego Novillo <dnovillo@google.com>
4277 Kenneth Zadeck <zadeck@naturalbridge.com>
4279 * passes.c (all_regular_ipa_passes): New.
4280 (all_ipa_passes): Rename to all_small_ipa_passes.
4281 (init_optimization_passes): Init all_regular_ipa_passes.
4282 * tree-pass.h (all_regular_ipa_passes): New.
4283 (all_ipa_passes): Rename to all_small_ipa_passes.
4284 * passes.c (all_lto_gen_passes): New.
4285 (init_optimization_passes): Initialize all_lto_gen_passes.
4286 (execute_ipa_summary_passes): Make non-static.
4287 (ipa_write_summaries_1): New.
4288 (ipa_write_summaries_2): New.
4289 (ipa_write_summaries): New.
4290 (ipa_write_summaries_of_cgraph_node_set): New.
4291 (ipa_read_summaries_1): New.
4292 (ipa_read_summaries): New.
4293 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4294 (execute_regular_ipa_pass_list): Remove.
4295 (init_optimization_passes): Schedule
4296 pass_rebuild_cgraph_edges and pass_early_inline outside
4297 of pass_all_early_optimizations. Document reason.
4298 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4299 pass_ipa_lto_finish_out): New pass.
4300 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4301 (execute_all_ipa_transforms): New.
4302 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4303 (dump_properties, debug_properties): New.
4304 * tree-optimize.c (gate_all_early_local_passes): Return
4305 false if we are in lto1.
4306 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4307 * tree-pass.h (execute_all_ipa_transforms): Declare.
4308 (pass_ipa_function_and_variable_visibility): Declare.
4309 (pass_ipa_early_inline): Declare.
4310 (pass_ipa_lto_gimple_out): Declare.
4311 (pass_ipa_lto_wpa_fixup): Declare.
4312 (pass_ipa_lto_finish_out): Declare.
4313 (all_small_ipa_passes, all_regular_ipa_passes,
4314 all_lto_gen_passes): Declare.
4315 (execute_ipa_summary_passes): Declare.
4316 (execute_all_ipa_transforms): Declare.
4317 (ipa_write_summaries): Declare
4318 (ipa_write_summaries_of_cgraph_node_set): Declare.
4319 (ipa_read_summaries): Declare.
4321 2009-10-03 Doug Kwan <dougkwan@google.com>
4322 Ollie Wild <aaw@google.com>
4324 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4326 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4327 (lto_mode): New variable.
4328 (maybe_run_lto_and_relink): Handle the -fwpa option.
4329 (main): Handle the -fwpa option.
4330 (maybe_unlink_list): New function.
4331 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4332 * common.opt (flto): New flag.
4333 * toplev.c (flag_generate_lto): Declare.
4335 2009-10-03 Simon Baldwin <simonb@google.com>
4337 * common.opt (flto-compression-level): New flag.
4339 * opts.c: Include lto-opts.h.
4340 (handle_option): Call lto_register_user_option for each
4341 valid option handled.
4342 (decode_options): Clear registered options before the options
4345 2009-10-03 Cary Coutant <ccoutant@google.com>
4347 * collect2.c (is_elf): New function.
4348 (scan_prog_file): Require LTO object to be in ELF format.
4350 2009-10-03 Rafael Espindola <espindola@google.com>
4352 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4353 libgcc to the linker.
4355 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4357 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4358 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4360 * collect2.h (collect_execute): Add flags argument.
4361 * tlink.c (tlink_execute): Update call to collect_execute.
4362 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4363 (use_linker_plugin): New.
4364 (use_linker_plugin_spec_function): New.
4365 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4366 (linker_plugin_file_spec): New.
4367 (lto_wrapper_spec): New.
4368 (lto_gcc_spec): New.
4369 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4370 (static_spec_functions): Add use-linker-plugin.
4371 (process_command): Handle -use-linker-plugin.
4372 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4373 linker_plugin_file_spec and lto_gcc_spec.
4374 (use_linker_plugin_spec_function): New.
4376 2009-10-03 Richard Guenther <rguenther@suse.de>
4380 * tree.h (is_lang_specific): Include LANG_TYPE.
4381 * tree.c (find_decls_types_r): Manually add interesting parts
4382 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4384 * gimple.c (type_pair_hash): Make symmetric.
4385 (type_pair_eq): Likewise.
4386 (lookup_type_pair): Increase initial hashtable size.
4387 (gimple_force_type_merge): Rely on type-pair symmetry.
4388 (visit): Remove excessive checking code.
4389 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4390 (gimple_register_type): Remove getenv calls, shrink initial
4394 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4395 inline functions if not generating lto output.
4398 * toplev.c (finalize): In WPA mode remove the asm file.
4400 2009-10-03 Doug Kwan <dougkwan@google.com>
4402 * ipa-inline.c (cgraph_mark_inline): Check
4403 edge->call_stmt_cannot_inline_p instead of calling
4404 gimple_call_cannot_inline_p.
4405 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4406 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4407 (inline_generate_summary): Do nothing in LTRANS.
4408 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4409 exists before calling gimple_call_cannot_inline_p.
4410 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4411 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4412 Update new_edge->lto_stmt_uid.
4413 * cgraphbuild.c (reset_inline_failed): New.
4415 * common.opt (fwpa): New flag.
4416 (fltrans): New option.
4417 * gcc.c (gcc_lto_option_t): New type.
4418 (current_lto_option): New variable.
4419 (lto_single_spec_function): Remove and is replaced by ..
4420 (lto_option_spec_function): New function.
4421 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4422 passing the -flto flag.
4423 (cc1_options): Separate non-LTO related parts into ..
4424 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4425 (lto1_options): New spec for lto FE.
4426 (link_lto_options): New spec for handling LTO flags in linker.
4427 (invoke_lto_single): Re-format to fit in 80 column. Replace
4428 lto-single with lto-option.
4429 (static_specs): Add cc1_non_lto_options, lto1_options and
4431 (static_spec_function): Replace lto-single with lto-option.
4432 (process_command): Handle -flto, -fwpa and -fltran by setting
4433 current_lto_option and not passing it to subprocess unconditionally.
4435 2009-10-03 Bill Maddox <maddox@google.com>
4437 Add `gcc' driver support for link-time code generation (LTO).
4439 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4440 (lto_flag, lto_objects, lto_o_file): New variables.
4441 (struct lto_object, struct lto_object_list): New structures.
4442 (collect_exit, handler): Remove LTO temporary output file on exit.
4443 (add_lto_object): New function.
4444 (maybe_run_lto_and_relink): New function. Perform link time code
4445 generation and relinking for object files containing LTO information.
4446 (main): Invoke maybe_run_lto_and_relink().
4447 (dump_argv): New function. For debugging, currently disabled.
4448 (scan_prog_file): Add LTO information pass.
4449 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4451 * toplev.c (compile_file): Emit assembler directive to create
4452 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4454 2009-10-03 Diego Novillo <dnovillo@google.com>
4456 * c.opt: Add LTO to warn_abi and warn_psabi.
4458 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4459 inline function. Ignore language-specific nodes. Update all users.
4460 (find_decls_types_r): Do not traverse the subtrees of
4461 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4462 * tree.h (is_lang_specific): New.
4463 * langhooks.h (struct lang_hooks_for_decls): Remove
4464 may_need_assembler_name_p. Update all users.
4466 * c-common.c (set_builtin_user_assembler_name): Move ...
4467 * builtins.c (set_builtin_user_assembler_name): ... here.
4468 (is_builtin_name): Add comment
4469 (is_builtin_fn): New.
4470 * except.c (output_ttype): Only call
4471 lookup_type_for_runtime if TYPE is not a runtime type.
4473 * passes.c (register_pass): Call position_pass on
4474 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4475 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4476 (TV_IPA_LTO_DECL_IO): Define.
4477 (TV_IPA_LTO_CGRAPH_IO): Define.
4479 (TV_WHOPR_WPA): Define.
4480 (TV_WHOPR_WPA_IO): Define.
4481 (TV_WHOPR_LTRANS): Define.
4482 (TV_WHOPR_WPA_FIXUP): Define.
4483 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4484 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4485 * tree-flow.h (tree_node_can_be_shared): Declare.
4486 * tree-inline.c (tree_can_inline_p): Check that E has a
4487 statement associated with it.
4488 * tree.c (free_lang_data_in_binf): Factor out of ...
4489 (free_lang_data_in_type): ... here.
4490 Call RECORD_OR_UNION_TYPE_P.
4491 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4492 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4493 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4494 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4495 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4496 (gate_free_lang_data): Return true if flag_generate_lto is set.
4497 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4498 * c-common.h (set_builtin_user_assembler_name): Move ...
4499 * tree.h (set_builtin_user_assembler_name): ... here.
4501 * common.opt (flto-report): New flag.
4502 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4503 * collect2.c (scan_prog_file): Send the error output of
4504 'nm' to HOST_BIT_BUCKET.
4506 2009-10-03 Ollie Wild <aaw@google.com>
4508 * langhooks-def.h (lhd_begin_section): New function declaration.
4509 (lhd_write_section): New function declaration.
4510 (lhd_end_section): New function declaration.
4511 (LANG_HOOKS_BEGIN_SECTION): New macro.
4512 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4513 (LANG_HOOKS_END_SECTION): New macro.
4514 (LANG_HOOKS_LTO): New macro.
4515 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4516 * langhooks.c (output.h): Add include.
4517 (saved_section): New static variable.
4518 (lhd_begin_section): New function.
4519 (lhd_write_section_data): New function.
4520 (lhd_end_section): New function.
4521 * langhooks.h (struct lang_hooks_for_lto): New structure.
4522 (struct lang_hooks): Add member lto.
4523 * Makefile.in (langhooks.o): Add dependency on output.h.
4525 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4527 2009-10-03 Richard Guenther <rguenther@suse.de>
4529 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4532 2009-10-03 Simon Baldwin <simonb@google.com>
4533 Richard Guenther <rguenther@suse.de>
4534 Janis Johnson <janis187@us.ibm.com>
4535 Doug Kwan <dougkwan@google.com>
4536 Diego Novillo <dnovillo@google.com>
4537 Ramana Radhakrishnan <ramana.r@gmail.com>
4538 Ollie Wild <aaw@google.com>
4540 * doc/install.texi: Add documentation for libelf and --enable-lto.
4541 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4542 -flto-report, -flto-compression-level and -use-linker-plugin.
4543 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4544 Add section for LTO Testing.
4546 2009-10-02 Cary Coutant <ccoutant@google.com>
4548 Add support for comdat type sections for DWARF v4.
4549 Merge from dwarf4 branch.
4551 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4552 (dw_die_ref): Define vector type.
4553 (enum dw_val_class): Add dw_val_class_data8.
4554 (struct dw_val_struct): Add v.val_data8.
4555 (comdat_type_node_ref): New type.
4556 (struct die_struct): Move die_symbol into a union; add new field
4557 die_type_node. Change all uses.
4558 (comdat_type_node): New type.
4559 (skeleton_chain_node): New type.
4560 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4561 (comdat_type_list): New variable.
4562 (dwarf_tag_name): Add DW_TAG_type_unit.
4563 (dwarf_attr_name): Add DW_AT_signature.
4564 (add_AT_data8): New function.
4565 (replace_child): New function.
4566 (move_all_children): New function.
4567 (print_signature): New function.
4568 (print_die): Print signature information; add dw_val_class_data8.
4569 (attr_checksum): Support dw_val_class_data8.
4570 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4571 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4572 (checksum_sleb128, checksum_uleb128): New functions.
4573 (checksum_die_context): New function.
4574 (loc_checksum_ordered): New function.
4575 (attr_checksum_ordered): New function.
4576 (struct checksum_attributes): New structure.
4577 (collect_checksum_attributes): New function.
4578 (die_checksum_ordered): New function.
4579 (generate_type_signature): New function.
4580 (same_dw_val_p): Add dw_val_class_data8.
4581 (is_symbol_die): Use new is_declaration_die function.
4582 (is_declaration_die): New function.
4583 (should_move_die_to_comdat): New function.
4584 (clone_die): New function.
4585 (clone_tree): New function.
4586 (clone_as_declaration): New function.
4587 (copy_declaration_context): New function.
4588 (generate_skeleton_ancestor_tree): New function.
4589 (generate_skeleton_bottom_up): New function.
4590 (generate_skeleton): New function.
4591 (remove_child_or_replace_with_skeleton): New function.
4592 (break_out_comdat_types): New function.
4593 (struct decl_table_entry): New type.
4594 (htab_decl_hash): New function.
4595 (htab_decl_eq): New function.
4596 (htab_decl_del): New function.
4597 (copy_ancestor_tree): New function.
4598 (copy_decls_walk): New function.
4599 (copy_decls_for_unworthy_types): New function.
4600 (build_abbrev_table): Don't assert on missing die_symbol when doing
4601 comdat type sections.
4602 (size_of_die): Use DW_FORM_sig8 for external references. Add
4604 (unmark_dies): Don't assert for unmarked dies when doing comdat
4606 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4607 (output_signature): New function.
4608 (output_die): Likewise.
4609 (output_compilation_unit_header): Mark output as DWARF version 3
4610 even if generating DWARF 4.
4611 (output_comdat_type_unit): New function.
4612 (output_line_info): Mark output as DWARF version 3 even if generating
4614 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4616 (dwarf2out_end_source_file): Likewise.
4617 (prune_unused_types_walk_attribs): Don't follow references into
4618 comdat type sections.
4619 (prune_unused_types_mark): When generating type units, do not mark
4620 children of non-defining declarations of types; do mark children of
4622 (prune_unused_types): Process comdat type sections.
4623 (htab_ct_hash): New function.
4624 (htab_ct_eq): New function.
4625 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4626 Add a pointer to the line table from type unit entries so
4627 DW_AT_decl_file has meaning.
4628 * varasm.c (default_elf_asm_named_section): Use identifier name as
4629 comdat key instead of lang hook.
4631 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4633 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4635 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4637 * config/i386/i386.md (SWIM248): New mode iterator.
4638 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4639 divmodhi4 patterns using SWIM248 macro.
4640 (*divmod<mode>4): Macroize insn_and_split pattern from
4641 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4642 and their corresponding splitters usign SWIM248 macro. Split SImode
4643 insn to generate cltd and DImode insn to generate cqto instead of
4644 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4645 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4646 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4647 *divmodsi_noext patterns using SWIM248 macro.
4648 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4649 udivmodhi4 patterns using SWIM248 macro.
4650 (*udivmod<mode>4): Macroize insn_and_split pattern from
4651 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4652 corresponding splitters using SWIM248 macro.
4653 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4654 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4656 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4658 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4659 of zero-sized element is zero-sized regardless of its extent.
4661 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4664 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4665 * configure: Regenerated.
4666 * config.in: Regenerated.
4667 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4668 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4669 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4670 not emitting .eh_frame, emit .cfi_sections .debug_frame
4675 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4676 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4678 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4679 vars use DECL_RTL with resetting it back to NULL afterwards.
4680 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4681 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4682 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4683 the attribute type allows it, otherwise use DW_FORM_dataN.
4684 (mem_loc_descriptor): Handle CONST_STRING.
4685 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4686 Handle MEM with CONST_STRING address using add_AT_string.
4687 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4688 CONST_STRING for const arrays initialized with a string literal.
4689 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4690 (dwarf2out_finish): Call resolve_addr.
4692 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4693 Maxim Kuvyrkov <maxim@codesourcery.com>
4695 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4697 2009-10-02 Nick Clifton <nickc@redhat.com>
4699 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4700 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4702 2009-10-01 Jan Hubicka <jh@suse.cz>
4704 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4705 (cgraph_create_virtual_clone): Just pass redirect_callers
4707 * cgraph.h (cgraph_clone_node): Update prototype.
4708 * ipa-pure-const.c (self_recursive_p): New function.
4709 (propagate): Use it.
4710 * ipa-inline.c (cgraph_clone_inlined_nodes,
4711 cgraph_decide_recursive_inlining): Update.
4713 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4715 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4716 instructions for TARGET_OCTEON.
4718 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4720 * config/arm/arm.c (arm_override_options): Turn off
4721 flag_dwarf2_cfi_asm for AAPCS variants.
4723 2009-10-01 Martin Jambor <mjambor@suse.cz>
4726 * tree-sra.c (convert_callers): Do not call
4727 compute_inline_parameters on one caller more than once.
4729 2009-10-01 Nick Clifton <nickc@redhat.com>
4731 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4732 an empty string if not already defined.
4734 2009-10-01 Martin Jambor <mjambor@suse.cz>
4737 * tree-sra.c (is_va_list_type): New function.
4738 (find_var_candidates): Call is_va_list_type.
4739 (find_param_candidates): Check that the type or the type pointed
4740 to are not va_list types.
4742 2009-10-01 Martin Jambor <mjambor@suse.cz>
4745 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4746 DECL_ARTIFICIAL (param_decl) is true.
4748 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4750 * tree.h (tree_decl_common::lang_flag_8): New.
4751 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4753 * c-common.h (RID_CONSTEXPR): New.
4755 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4757 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4758 Use ref-all pointers.
4759 (alpha_gimplify_va_arg): Ditto.
4761 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4764 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4765 before insn counting loop now that BB_END (bb) is counted. Ensure
4766 the return value isn't zero.
4768 2009-09-30 Nick Clifton <nickc@redhat.com>
4770 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4771 with separate definitions of c_target_objs and cxx_target_objs.
4772 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4774 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4775 sh_symbian_import_export_class.
4776 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4777 * config/sh/symbian.c: Delete, moving code into...
4778 * config/sh/symbian-base.c: ... here
4779 * config/sh/symbian-c.c: ... and here
4780 * config/sh/symbian-cxx.c: ... and here.
4782 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4785 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4786 of plus RTX into register.
4788 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4790 * doc/install.texi: Linguistic and markup fixes.
4791 (Configuration) <--disable-cpp>: Remove description.
4792 <--enable-maintainer-mode>: Autotools files are affected, too.
4793 <--with-sysroot>: Improve description.
4794 (Building): Bump required GNU make version.
4796 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4798 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4799 (x86_64-*-*): Ditto.
4801 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4802 intrinisics for FMA4.
4803 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4804 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4805 Add FMA4 check and fma4intrin.h.
4806 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4808 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4809 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4810 constant for FMA4 support.
4811 (UNSPEC_FMA4_FMADDSUB): Ditto.
4812 (UNSPEC_FMA4_FMSUBADD): Ditto.
4813 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4814 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4815 (ix86_expand_fma4_multiple_memory): Ditto.
4816 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4817 (OPTION_MASK_ISA_FMA4_UNSET): New.
4818 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4819 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4820 (ix86_handle_option): Handle -mfma4.
4821 (isa_opts): Handle -mfma4.
4822 (enum pta_flags): Add PTA_FMA4.
4823 (override_options): Add FMA4 support.
4824 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4825 (IX86_BUILTIN_VFMADDSD): Ditto.
4826 (IX86_BUILTIN_VFMADDPS): Ditto.
4827 (IX86_BUILTIN_VFMADDPD): Ditto.
4828 (IX86_BUILTIN_VFMSUBSS): Ditto.
4829 (IX86_BUILTIN_VFMSUBSD): Ditto.
4830 (IX86_BUILTIN_VFMSUBPS): Ditto.
4831 (IX86_BUILTIN_VFMSUBPD): Ditto.
4832 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4833 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4834 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4835 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4836 (IX86_BUILTIN_VFNMADDSS): Ditto.
4837 (IX86_BUILTIN_VFNMADDSD): Ditto.
4838 (IX86_BUILTIN_VFNMADDPS): Ditto.
4839 (IX86_BUILTIN_VFNMADDPD): Ditto.
4840 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4841 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4842 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4843 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4844 (IX86_BUILTIN_VFMADDPS256): Ditto.
4845 (IX86_BUILTIN_VFMADDPD256): Ditto.
4846 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4847 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4848 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4849 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4850 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4851 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4852 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4853 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4854 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4855 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4856 (enum multi_arg_type): New enum for describing the various FMA4
4857 intrinsic argument types.
4858 (bdesc_multi_arg): New table for FMA4 intrinsics.
4859 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4860 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4862 (ix86_expand_builtin): Add FMA4 intrinsic support.
4863 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4864 operand instructions.
4865 (ix86_expand_fma4_multiple_memory): New function to split the
4866 second memory reference from FMA4 instructions.
4867 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4868 (ssemodesuffixf2s): Ditto.
4869 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4871 (fma4_fmsub<mode>4): Ditto.
4872 (fma4_fnmadd<mode>4): Ditto.
4873 (fma4_fnmsub<mode>4): Ditto.
4874 (fma4_vmfmadd<mode>4): Ditto.
4875 (fma4_vmfmsub<mode>4): Ditto.
4876 (fma4_vmfnmadd<mode>4): Ditto.
4877 (fma4_vmfnmsub<mode>4): Ditto.
4878 (fma4_fmadd<mode>4256): Ditto.
4879 (fma4_fmsub<mode>4256): Ditto.
4880 (fma4_fnmadd<mode>4256): Ditto.
4881 (fma4_fnmsub<mode>4256): Ditto.
4882 (fma4_fmaddsubv8sf4): Ditto.
4883 (fma4_fmaddsubv4sf4): Ditto.
4884 (fma4_fmaddsubv4df4): Ditto.
4885 (fma4_fmaddsubv2df4): Ditto.
4886 (fma4_fmsubaddv8sf4): Ditto.
4887 (fma4_fmsubaddv4sf4): Ditto.
4888 (fma4_fmsubaddv4df4): Ditto.
4889 (fma4_fmsubaddv2df4): Ditto.
4890 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4891 instructions for intrinsics.
4892 (fma4i_fmsub<mode>4): Ditto.
4893 (fma4i_fnmadd<mode>4): Ditto.
4894 (fma4i_fnmsub<mode>4): Ditto.
4895 (fma4i_vmfmadd<mode>4): Ditto.
4896 (fma4i_vmfmsub<mode>4): Ditto.
4897 (fma4i_vmfnmadd<mode>4): Ditto.
4898 (fma4i_vmfnmsub<mode>4): Ditto.
4899 (fma4i_fmadd<mode>4256): Ditto.
4900 (fma4i_fmsub<mode>4256): Ditto.
4901 (fma4i_fnmadd<mode>4256): Ditto.
4902 (fma4i_fnmsub<mode>4256): Ditto.
4903 (fma4i_fmaddsubv8sf4): Ditto.
4904 (fma4i_fmaddsubv4sf4): Ditto.
4905 (fma4i_fmaddsubv4df4): Ditto.
4906 (fma4i_fmaddsubv2df4): Ditto.
4907 (fma4i_fmsubaddv8sf4): Ditto.
4908 (fma4i_fmsubaddv4sf4): Ditto.
4909 (fma4i_fmsubaddv4df4): Ditto.
4910 (fma4i_fmsubaddv2df4): Ditto.
4912 * doc/invoke.texi (-mfma4): Add documentation.
4913 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4915 2009-09-29 Richard Henderson <rth@redhat.com>
4917 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4918 an edge to the new destination block.
4920 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4923 * pa.c (hppa_profile_hook): Use
4924 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4926 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4927 Alexander Monakov <amonakov@ispras.ru>
4930 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4931 (not_postinc_memory_operand): New.
4932 (not_postinc_move_operand): New.
4933 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4934 (*cmovsi_internal): Ditto.
4936 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4938 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4939 restrict issue_rate in first pass when scheduling for register
4942 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4943 Rafael Avila de Espindola <espindola@google.com>
4945 * gengtype.c (plugin_output): New.
4946 (get_output_file_with_visibility): Return plugin_output for plugins.
4947 (main): Parse and use the -P option.
4948 * gty.texi: Update the command line format.
4950 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4953 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4955 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4956 out if !const_ok_for_output.
4959 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4960 case VAR_LOCATION>: Remove gcc_unreachable ().
4962 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4964 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4965 (x86_64-*-*): Ditto.
4966 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4967 back to smmintrin.h.
4968 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4969 * config/i386/x86intrin.h: Remove SSE5.
4970 * config/i386/mmintrin-common.h: Delete file.
4971 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4973 2009-09-29 Richard Guenther <rguenther@suse.de>
4975 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4976 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4978 2009-09-29 Nick Clifton <nickc@redhat.com>
4980 * function.c (current_function_name): If there is no current
4981 function just return "<none>".
4983 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4985 * tree-pass.h (register_pass_info): New structure.
4986 (pass_positioning_ops): Move enum from gcc-plugin.h.
4987 (register_pass): New function.
4988 * gcc-plugin.h (plugin_pass): Delete structure.
4989 (pass_positioning_ops): Delete enum.
4990 * plugin.c (regsiter_pass): Delete function.
4991 (position_pass): Delete function.
4992 (added_pass_nodes): Delete variable.
4993 (prev_added_pass_nodes): Delete variable.
4994 (pass_list_node): Delete structure.
4995 * passes.c (make_pass_instance): New function.
4996 (next_pass_1): Change to call make_pass_instance.
4997 (pass_list_node): Move structure from gcc-plugin.h.
4998 (added_pass_nodes): Move variable from plugin.c.
4999 (prev_added_pass_nodes): Move variable from plugin.c.
5000 (position_pass): New function.
5001 (register_pass): New function.
5003 2009-09-28 Easwaran Raman <eraman@google.com>
5005 * ifcvt.c (noce_try_abs): Recognize pattern and call
5006 expand_one_cmpl_abs_nojump.
5007 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5008 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5010 2009-09-28 Ian Lance Taylor <iant@google.com>
5013 * c-opts.c (c_common_handle_option): Don't set
5014 warn_jump_misses_init for -Wall.
5015 * doc/invoke.texi (Warning Options): Update documentation.
5017 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5019 * Makefile.in ($(out_object_file)): Depend on
5020 gt-$(basename $(notdir $(out_file))).h.
5022 2009-09-28 Richard Henderson <rth@redhat.com>
5024 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5025 * except.c (gen_eh_region): Set it.
5026 (duplicate_eh_regions_1): Copy it.
5027 * tree-eh.c (lower_resx): Use it to determine which function
5030 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5031 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5032 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5033 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5034 BUILT_IN_CXA_END_CLEANUP if necessary.
5036 * c-common.c (c_define_builtins): Update call to
5037 build_common_builtin_nodes.
5039 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5041 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5043 2009-09-28 Michael Matz <matz@suse.de>
5045 * builtins.c (interclass_mathfn_icode): New helper.
5046 (expand_builtin_interclass_mathfn): Use it here, and split folding
5048 (fold_builtin_interclass_mathfn): ... this new folder.
5049 (build_call_nofold_loc): New static helper.
5050 (build_call_nofold): New wrapper macro for above.
5051 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5052 (expand_builtin_pow): Ditto.
5053 (expand_builtin_memset_args): Ditto.
5054 (expand_builtin_printf): Ditto.
5055 (expand_builtin_fprintf): Ditto.
5056 (expand_builtin_sprintf): Ditto.
5057 (expand_builtin_memory_chk): Ditto.
5058 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5059 (expand_builtin_stpcpy): Ditto.
5060 (expand_builtin_strcmp): Ditto.
5061 (expand_builtin_strncmp): Ditto.
5062 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5063 (expand_builtin_strcpy_args): Don't call folders.
5064 (expand_builtin_memcmp): Ditto.
5065 (expand_builtin_strncpy): Ditto, and use target.
5066 (expand_builtin_memcpy): Ditto.
5067 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5068 expand_builtin_strpbrk, expand_builtin_memmove,
5069 expand_builtin_memmove_args, expand_builtin_bcopy,
5070 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5071 expand_builtin_strspn, expand_builtin_strcspn,
5072 expand_builtin_fputs): Remove these.
5073 (expand_builtin): Don't call the above, change calls to other
5074 expanders that changed prototype.
5075 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5076 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5077 fold_builtin_interclass_mathfn.
5078 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5079 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5081 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5082 * passes.c (init_optimization_passes): Move pass_fold_builtins
5083 after last phiopt pass.
5084 * tree-inline.c (fold_marked_statements): When folding builtins
5085 iterate over all instruction potentially generated.
5086 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5088 (fold_gimple_call): Use it to always fold calls (into potentially
5089 multiple instructions).
5090 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
5091 calls into zero at this time.
5092 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
5093 statements generated by builtin folding.
5095 2009-09-28 Nick Clifton <nickc@redhat.com>
5097 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
5099 2009-09-28 Duncan Sands <baldrick@free.fr>
5101 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
5102 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5103 (register_callback): Dispatch it.
5104 (invoke_plugin_callbacks): Incorporate in sanity check.
5105 * ggc.h (ggc_register_cache_tab): Add declaration.
5106 * ggc-common.c (ggc_register_root_tab): Simplify.
5107 (const_ggc_cache_tab_t): New typedef.
5108 (extra_cache_vec): New vector of dynamically added cache tables.
5109 (ggc_register_cache_tab): New function.
5110 (ggc_scan_cache_tab): New function.
5111 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
5112 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
5114 2009-09-27 Richard Henderson <rth@redhat.com>
5116 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
5117 which we remove __builtin_stack_restore.
5119 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
5121 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
5122 to test for GRD_INVARIANT.
5123 (simple_rhs_p): Anything that's function_invariant_p is fine.
5125 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5127 * gengtype.c (main): Use plunge_files instead of plugin_output.
5129 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5130 Rafael Avila de Espindola <espindola@google.com>
5132 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5133 Don't print pch related info if it is false.
5134 (main): Don't print pch info in plugin mode.
5136 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5138 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5139 with dw_val_class_const_double.
5140 (struct dw_val_struct): Replace val_long_long with val_double and
5141 adjust for above change.
5142 (output_loc_operands): Likewise.
5143 (add_AT_long_long): Rename into...
5144 (add_AT_double): ...this.
5145 (print_die): Replace dw_val_class_long_long with
5146 dw_val_class_const_double and adjust.
5147 (attr_checksum): Likewise.
5148 (same_dw_val_p): Likewise.
5149 (size_of_die): Likewise.
5150 (value_format): Likewise.
5151 (output_die): Likewise.
5152 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5153 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5154 instead of add_AT_long_long.
5155 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5156 value with the precision of its type.
5158 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5161 * c-typeck.c (build_conditional_expr): Use the readonly and
5162 volatile flags of the operand types, not of the operands itself.
5164 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5166 * collect2.c (main): Look for -brtl before adding libraries.
5168 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5170 * config.gcc: Update OpenBSD targets.
5171 * config/openbsd-stdint.h: New file.
5172 * config/openbsd-libpthread.h: New file.
5173 * config/openbsd.h: Update and break out LIB_SPEC definition.
5174 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5175 * config/i386/openbsdelf.h: Correct types.
5176 * config/m68k/openbsd.h: Likewise.
5177 * config/mips/openbsd.h: Likewise.
5178 * config/vax/openbsd.h: Likewise.
5180 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5182 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5183 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5184 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5185 of the length and zero.
5187 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5189 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5190 (FLAGS_H): Add options.h $(REAL_H).
5191 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5192 (TREE_VECTORIZER_H): New.
5193 (EBITMAP_H): Renamed from EBIMAP_H.
5194 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5195 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5196 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5197 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5198 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5199 (graphite-clast-to-gimple.o, graphite-dependences.o)
5200 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5201 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5202 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5203 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5204 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5205 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5206 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5207 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5208 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5209 updated and fixed as per above changes and per
5210 check_makefile_deps.sh output.
5213 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5214 * configure: Regenerate.
5216 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5218 * doc/install.texi: Update minimum MPC version to 0.7.
5220 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5222 * doc/install.texi (Binaries): Remove reference to the binary
5223 distribution CD-ROM from the FSF.
5225 2009-09-26 Michael Matz <matz@suse.de>
5229 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5230 that are mentioned in the body.
5232 2009-09-26 Michael Matz <matz@suse.de>
5234 PR tree-optimization/41454
5235 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5236 (tree_ssa_dominator_optimize): Don't allocate and free it.
5237 (dom_opt_leave_block): Don't iterate over it.
5238 (eliminate_redundant_computations): Don't return a value.
5239 (cprop_operand, cprop_into_stmt): Ditto.
5240 (optimize_stmt): Don't defer updating stmts.
5242 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5244 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5245 generic_parameter_die, template_parameter_pack_die,
5246 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5247 renaming DW_TAG_formal_parameter_pack and
5248 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5249 and DW_TAG_GNU_template_parameter_pack.
5251 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5253 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5254 * config/v850/v850.c (v850_function_value): New function.
5255 (TARGET_FUNCTION_VALUE): Define.
5257 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5259 * tree-vect-stmts.c (vectorizable_call): Call
5260 mark_symbols_for_renaming after vect_finish_stmt_generation.
5262 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5263 to loc_descriptor_from_tree.
5264 (add_location_or_const_value_attribute): Pass 0 instead of 2
5265 for decl_by_reference_p decls.
5267 2009-09-25 Richard Guenther <rguenther@suse.de>
5270 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5273 2009-09-25 Ben Elliston <bje@au.ibm.com>
5275 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5278 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5280 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5281 form of instruction.
5283 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5286 * fold-const.c (const_binop): Handle complex int division.
5287 * tree-complex.c (expand_complex_div_straight,
5288 expand_complex_div_wide): Update comments.
5290 2009-09-24 DJ Delorie <dj@redhat.com>
5293 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5294 (reg_class): Likewise.
5295 (REG_CLASS_NAMES): Likewise.
5296 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5297 (m32c_override_options): Disable -fivopts for M32C.
5299 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5301 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5302 Delete VSX load/store with update support.
5303 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5304 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5308 (VStype_load_update): Ditto.
5309 (VStype_store_update): Ditto.
5310 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5311 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5313 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5314 load/store with update builtins.
5316 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5318 * libgcc2.c (L_trampoline): Prototype for getpagesize
5319 and mprotect in WINNT case.
5321 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5323 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5324 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5325 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5326 'outgoing' argument.
5327 (TARGET_FUNCTION_VALUE): Define.
5329 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5331 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5333 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5336 * common.opt: Initialize dwarf_strict to -1.
5337 * toplev.c (process_options): Catch unset dwarf_strict
5338 and set to 0 for all targets not overriding.
5339 * config/darwin.c (darwin_override_options): Catch unset
5340 dwarf_strict and override to 1.
5342 2009-09-24 Jeff Law <law@redhat.com>
5344 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5346 2009-09-24 Richard Guenther <rguenther@suse.de>
5348 PR tree-optimization/36143
5349 PR tree-optimization/38747
5350 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5351 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5353 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5356 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5357 return false instead of gcc_unreachable (). For CONST return the
5358 value returned by recursive call instead of always returning true.
5359 (tree_add_const_value_attribute): Return the value returned by
5360 add_const_value_attribute instead of always returning true if rtl
5363 2009-09-23 Justin Seyster <jrseys@gmail.com>
5365 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5367 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5369 * cgraphunit.c (cgraph_lower_function): Revert last change.
5370 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5371 instead of DECL_NO_STATIC_CHAIN.
5372 * tree-cfg.c (verify_gimple_call): Likewise.
5373 * tree-nested.c (get_chain_decl, get_chain_field,
5374 convert_tramp_reference_op, convert_gimple_call): Likewise.
5375 (convert_all_function_calls): Likewise. Always set or clear
5376 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5377 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5378 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5380 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5381 DECL_NO_STATIC_CHAIN.
5382 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5383 instead of DECL_NO_STATIC_CHAIN.
5384 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5385 decl_function_context.
5386 * varasm.c (initializer_constant_valid_p): Likewise.
5387 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5388 (DECL_STATIC_CHAIN): ... this.
5389 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5390 instead of DECL_NO_STATIC_CHAIN.
5392 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5393 Rafael Avila de Espindola <espindola@google.com>
5395 * gengtype.c (nb_plugin_files): Make it unsigned to match
5396 num_gt_files. Adjust other variables to avoid warnings.
5397 (main): Allocate an all zero lang_bitmap before each plugin file name
5398 to match regular file names.
5400 2009-09-23 Richard Henderson <rth@redhat.com>
5402 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5403 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5404 static chain passed in memory.
5405 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5406 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5407 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5408 STATIC_CHAIN_REGNUM defined.
5410 * config/picochip/picochip-protos.h: s/class/klass/.
5411 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5412 (picochip_static_chain): New.
5413 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5414 (STATIC_CHAIN_INCOMING): Remove.
5416 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5417 (xtensa_static_chain): New.
5418 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5419 (STATIC_CHAIN_INCOMING): Remove.
5421 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5423 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5424 * config/pa/pa-protos.h (function_value): Remove.
5425 * config/pa/pa.c (pa_function_value): Rename from function_value.
5426 Make static, add 'outgoing' argument.
5427 (TARGET_FUNCTION_VALUE): Define.
5429 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5431 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5432 instead of cfun->machine->is_leaf.
5433 * config/avr/avr.h (machine_function): Remove is_leaf field.
5435 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5438 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5439 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5440 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5441 the same size, prefer DW_OP_stack_value.
5442 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5443 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5445 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5448 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5450 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5453 * cfgexpand.c (convert_debug_memory_address): New.
5454 (expand_debug_expr): Convert base address and offset to the same
5455 mode. Use it to convert addresses to other modes. Accept
5458 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5461 * function.h (types_used_by_vars_hash): Declare new hash table.
5462 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5463 equality and hash function for the hash table.
5464 (types_used_by_cur_var_decl): Declare a new global chained list.
5465 (types_used_by_var_decl_insert): Declare new function.
5466 * function.c (types_used_by_vars_hash): Define the hashtable ...
5467 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5468 its equality and hash functions.
5469 (hash_types_used_by_vars_entry): New hash helper.
5470 (types_used_by_cur_var_decl): Define the global chained list.
5471 (used_types_insert): Update the list of types used by the global
5472 variable being parsed.
5473 (types_used_by_var_decl_insert): Define new function.
5474 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5475 * c-common.c (record_types_used_by_current_var_decl): ... new
5477 * c-decl.c (finish_decl): Record the types used by the global
5478 variable declaration we've just parsed.
5479 * dwarf2out.c (premark_used_types): Insert a new line between
5480 comment and function.
5481 (premark_used_types_helper): Fix comment.
5482 (premark_types_used_by_global_vars_helper,
5483 premark_types_used_by_global_vars): New functions.
5484 (prune_unused_types): Do not prune types used by global variables.
5486 2009-09-23 Richard Guenther <rguenther@suse.de>
5488 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5489 produced for bigendian targets with promoted subregs.
5491 2009-09-23 Richard Guenther <rguenther@suse.de>
5493 * value-prof.c (gimple_ic): Purge old EH edges only after building
5496 2009-09-23 Nick Clifton <nickc@redhat.com>
5498 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5500 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5503 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5506 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5507 on non-nested functions.
5509 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5510 Jan Hubicka <jh@suse.cz>
5512 * dwarf2out.c (loc_list_plus_const): Only define if
5513 DWARF2_DEBUGGING_INFO.
5514 (address_of_int_loc_descriptor): Likewise.
5517 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5519 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5522 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5523 constant is more than zero.
5525 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5528 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5529 call final to emit non-scheduled prologue, instead insert at entry.
5531 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5532 Joseph S. Myers <joseph@codesourcery.com>
5534 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5536 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5537 Rafael Avila de Espindola <espindola@google.com>
5539 * gengtype.c (is_file_equal): New function.
5540 (close_output_files): Use is_file_equal. Free of->buf.
5542 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5543 Rafael Avila de Espindola <espindola@google.com>
5545 * gengtype.c (write_types, write_local): Add the output_header
5546 argument. Update all callers.
5548 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5550 * dwarf2out.c (template_parameter_pack_die,
5551 gen_formal_parameter_pack_die ): New functions.
5552 (make_ith_pack_parameter_name): Remove this function.
5553 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5554 DW_TAG_formal_parameter_pack.
5555 (gen_generic_params_dies): Represent each template parameter pack
5556 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5557 represented by usual DW_TAG_template_*_parameter DIEs that are
5558 children of the DW_TAG_template_parameter_pack element DIE.
5559 (generic_parameter_die): This doesn't deal with parameter pack
5560 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5561 of parameter pack DIEs.
5562 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5563 in certain cases, e.g. for pack elements.
5564 (gen_formal_types_die, gen_decl_die): Adjust usage of
5565 gen_formal_parameter_die.
5566 (gen_subprogram_die): Represent each function parameter pack by a
5567 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5568 represented by usual DW_TAG_formal_parameter DIEs that are children
5569 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5570 ____builtin_va_alist decls as no part of the compiler uses those
5572 * langhooks.h (struct lang_hooks_for_decls): Add
5573 function_parm_expanded_from_pack_p, get_generic_function_decl
5574 and function_parameter_pack_p hooks. Fix comment for
5575 get_innermost_generic_parms hook.
5576 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5577 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5578 macros and use them to initialize lang_hook.
5580 2009-09-22 Richard Henderson <rth@redhat.com>
5582 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5583 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5584 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5585 on TRAMPOLINE_TEMPLATE.
5586 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5587 TRAMPOLINE_ADJUST_ADDRESS.
5588 * targhooks.c (default_asm_trampoline_template): Remove.
5589 (default_trampoline_adjust_address): Remove.
5590 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5591 * targhooks.h: Update decls.
5593 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5595 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5596 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5597 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5599 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5602 * reload1.c (reload): Reset debug insns with pseudos without
5605 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5607 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5608 unconditional true for decimal float modes.
5609 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5610 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5612 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5614 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5615 Enable a new case for __FreeBSD__ >= 7.
5616 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5617 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5618 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5619 and USE_LD_AS_NEEDED.
5621 * doc/install.texi (*-*-freebsd*): Update target information.
5623 2009-09-22 Richard Guenther <rguenther@suse.de>
5626 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5627 arrays really properly.
5629 2009-09-22 Richard Henderson <rth@redhat.com>
5632 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5633 calls.static_chain, calls.trampoline_init,
5634 calls.trampoline_adjust_address.
5635 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5636 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5637 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5638 * builtins.c (expand_builtin_setjmp_receiver): Use
5639 targetm.calls.static_chain; only clobber registers.
5640 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5641 set up memory attributes properly for the trampoline block.
5642 (expand_builtin_adjust_trampoline): Use
5643 targetm.calls.trampoline_adjust_address.
5644 * calls.c (prepare_call_address): Add fndecl argument. Use
5645 targetm.calls.static_chain.
5646 * df-scan.c (df_need_static_chain_reg): Remove.
5647 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5648 consolodate static chain handling.
5649 * doc/tm.texi: Document new hooks.
5650 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5651 (init_emit_regs): Don't initialize them.
5652 * expr.h (prepare_call_address): Update decl.
5653 * final.c (profile_function): Use targetm.calls.static_chain.
5654 * function.c (expand_function_start): Likewise.
5655 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5656 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5657 only clobber registers.
5658 * targhooks.c (default_static_chain): New.
5659 (default_asm_trampoline_template, default_trampoline_init): New.
5660 (default_trampoline_adjust_address): New.
5661 * targhooks.h: Declare them.
5662 * varasm.c (assemble_trampoline_template): Use
5663 targetm.asm_out.trampoline_template. Make the memory block const
5666 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5667 alpha_initialize_trampoline. Make static. Merge VMS parameter
5668 differences into the TARGET_ABI_OPEN_VMS code block.
5669 (TARGET_TRAMPOLINE_INIT): New.
5670 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5671 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5672 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5673 (INITIALIZE_TRAMPOLINE): Remove.
5675 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5676 (TRAMPOLINE_TEMPLATE): Merge with ...
5677 (INITIALIZE_TRAMPOLINE): ... this and move ...
5678 * config/arc/arc.c (arc_trampoline_init): ... here.
5679 (TARGET_TRAMPOLINE_INIT): New.
5681 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5682 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5683 (arm_asm_trampoline_template): New.
5684 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5685 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5686 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5687 code to arm_asm_trampoline_template.
5688 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5689 arm_trampoline_adjust_address.
5690 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5691 adjust for target hook parameters.
5693 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5696 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5697 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5698 (bfin_trampoline_init): Rename from initialize_trampoline;
5699 make static; update for target hook parameters.
5700 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5701 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5702 bfin_asm_trampoline_template.
5703 (INITIALIZE_TRAMPOLINE): Remove.
5705 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5706 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5707 cris_trampoline_init): New.
5708 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5709 cris_asm_trampoline_template.
5710 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5711 adjust for target hook parameters.
5713 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5715 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5716 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5717 fr30_trampoline_init): New.
5718 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5719 fr30_asm_trampoline_template.
5720 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5721 adjust for target hook parameters.
5723 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5724 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5725 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5726 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5727 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5729 * config/h8300/h8300.c (h8300_trampoline_init): New.
5730 (TARGET_TRAMPOLINE_INIT): New.
5731 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5732 to h8300_trampoline_init and adjust for hook parameters.
5734 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5735 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5736 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5737 make static; adjust for hook parameters.
5738 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5740 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5741 (TARGET_TRAMPOLINE_INIT): New.
5742 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5743 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5744 iq2000_asm_trampoline_template.
5745 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5746 (TRAMPOLINE_CODE_SIZE): New.
5747 (TRAMPOLINE_SIZE): Use it.
5748 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5750 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5751 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5752 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5753 adjust for hook parameters.
5754 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5756 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5757 (m32r_trampoline_init): New.
5758 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5759 m32r_trampoline_init.
5761 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5762 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5763 make static; update for hook parameters.
5764 * config/m68hc11/m68hc11-protos.h: Update.
5765 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5767 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5768 (TARGET_TRAMPOLINE_INIT): New.
5769 (mcore_function_value): Fix typo.
5770 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5771 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5772 to mcore_asm_trampoline_template.
5773 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5775 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5776 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5777 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5778 update for hook parameters.
5779 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5781 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5782 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5783 mips_trampoline_init): New.
5784 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5785 mips_asm_trampoline_template.
5786 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5787 update for hook parameters.
5789 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5790 (TARGET_TRAMPOLINE_INIT): New.
5791 (mmix_trampoline_size): Remove.
5792 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5793 make static. Remove out-of-date tetra vs octa comment.
5794 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5795 make static; update for hook parameters.
5796 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5797 (INITIALIZE_TRAMPOLINE): Remove.
5798 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5799 (TRAMPOLINE_ALIGNMENT): New.
5800 * gcc/config/mmix/mmix-protos.h: Update.
5802 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5803 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5804 mn10300_trampoline_init): New.
5805 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5806 mn10300_asm_trampoline_template.
5807 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5809 * config/moxie/moxie.c (moxie_static_chain,
5810 moxie_asm_trampoline_template, moxie_trampoline_init,
5811 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5812 TARGET_TRAMPOLINE_INIT): New.
5813 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5814 moxie_trampoline_init.
5815 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5816 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5818 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5819 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5820 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5821 pa_trampoline_adjust_address): New.
5822 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5823 pa_asm_trampoline_template.
5824 (TRAMPOLINE_ALIGNMENT): New.
5825 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5826 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5827 adjust for hook parameters.
5828 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5830 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5831 (TARGET_TRAMPOLINE_INIT): New.
5832 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5833 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5835 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5837 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5838 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5839 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5840 make static; adjust parameters for the hook.
5841 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5843 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5844 s390_trampoline_template; make static.
5845 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5846 make static; adjust for target hook.
5847 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5848 * config/s390/s390-protos.h: Remove trampoline decls.
5849 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5850 (TRAMPOLINE_TEMPLATE): Remove.
5851 (TRAMPOLINE_ALIGNMENT): New.
5853 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5854 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5855 (TARGET_TRAMPOLINE_INIT): New.
5856 (score_asm_trampoline_template): New.
5857 (score_trampoline_init): Rename from score_initialize_trampoline;
5858 make static; adjust for hook parameters.
5859 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5860 score[37]_asm_trampoline_template.
5861 (INITIALIZE_TRAMPOLINE): Remove.
5862 * config/score/score3.c (score3_asm_trampoline_template): New.
5863 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5864 adjust for target hook.
5865 * config/score/score7.c (score7_asm_trampoline_template): New.
5866 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5867 adjust for target hook.
5868 * config/score/score3.h, config/score/score7.h: Update.
5870 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5871 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5872 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5873 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5874 make static; adjust for target hook parameters.
5875 (sh_trampoline_adjust_address): New.
5876 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5877 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5879 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5880 (sparc32_initialize_trampoline): Rename from
5881 sparc_initialize_trampoline; make static; replace tramp parameter
5882 with m_tramp and update memory accesses.
5883 (sparc64_initialize_trampoline): Similarly.
5884 (sparc_trampoline_init): New.
5885 * config/sparc/sparc-protos.h: Remove trampoline decls.
5886 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5887 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5889 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5890 (array_to_constant): Make ARR parameter const.
5891 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5892 make static; update for hook parameters.
5893 * config/spu/spu-protos.h: Update decls.
5894 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5896 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5897 from xstormy16_initialize_trampoline; make static; update for
5899 (TARGET_TRAMPOLINE_INIT): New.
5900 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5902 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5903 (TARGET_TRAMPOLINE_INIT): New.
5904 (v850_can_eliminate): Make static.
5905 (v850_asm_trampoline_template, v850_trampoline_init): New.
5906 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5907 v850_asm_trampoline_template.
5908 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5909 and adjust for target hook parameters.
5911 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5912 (TARGET_TRAMPOLINE_INIT): New.
5913 (vax_asm_trampoline_template, vax_trampoline_init): New.
5914 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5915 vax_asm_trampoline_template.
5916 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5918 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5919 (TARGET_TRAMPOLINE_INIT): New.
5920 (xtensa_asm_trampoline_template): Rename from
5921 xtensa_trampoline_template; make static.
5922 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5923 make static; update for hook parameters.
5924 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5925 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5926 (INITIALIZE_TRAMPOLINE): Remove.
5928 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5929 error for nested functions with regparm=3.
5930 (ix86_compute_frame_layout): Adjust frame pointer offset for
5931 ix86_static_chain_on_stack.
5932 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5933 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5934 don't reset to UNITS_PER_WORD.
5935 (ix86_emit_leave): Adjust ix86_cfa_state.
5936 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5937 (ix86_static_chain): New.
5938 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5939 make static; update for target hook parameters; use ix86_static_chain.
5940 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5941 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5942 (INITIALIZE_TRAMPOLINE): Remove.
5943 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5944 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5945 to the end. Add static_chain_on_stack.
5946 (ix86_static_chain_on_stack): New.
5948 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5949 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5950 (m68k_trampoline_init): New.
5951 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5952 m68k_trampoline_init and adjust for hook parameters.
5953 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5954 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5956 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5958 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5959 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5961 * reload1.c (reload): Call wrap_constant when substituting
5962 reg for equiv inside of DEBUG_INSNs.
5965 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5966 add_call_src_coords_attributes, add_high_low_attributes,
5967 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5968 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5969 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5970 when -gdwarf-2 -gstrict-dwarf.
5971 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5972 -gdwarf-[23] -gstrict-dwarf.
5973 (address_of_int_loc_descriptor, loc_descriptor,
5974 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5975 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5976 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5978 2009-09-22 Richard Guenther <rguenther@suse.de>
5980 PR tree-optimization/41428
5981 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5982 (ccp_finalize): Pass it to substitute_and_fold.
5984 2009-09-22 Richard Guenther <rguenther@suse.de>
5986 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5987 (substitute_and_fold): Adjust prototype.
5988 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5989 (simplify_stmt_using_ranges): Likewise.
5990 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5991 (vrp_fold_stmt): New function.
5992 (vrp_finalize): Pass it to substitute_and_fold.
5993 * tree-flow.h (vrp_evaluate_conditional): Remove.
5994 (simplify_stmt_using_ranges): Likewise.
5995 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5996 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5997 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5999 (fold_predicate_in): Move to tree-vrp.c.
6000 (substitute_and_fold): Use the callback instead of calling into
6001 tree-vrp.c functions directly.
6003 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6005 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6006 comparison warning on rs6000.
6009 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6010 GIMPLE_EH_MUST_NOT_THROW cleanup.
6011 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6013 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6016 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6017 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6018 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6019 libSystem which is derived from the gcc 4.2.1 unwinder.
6021 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6024 * varasm.c (default_encode_section_info): Copy TLS model into
6025 sym_ref flags regardless of backend support for TLS, for all
6026 model types except TLS_MODEL_EMULATED.
6028 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6031 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6032 we can handle it correctly.
6034 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6036 * doc/install.texi (os2): Remove section.
6038 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6040 * doc/standards.texi (Objective-C): Adjust two URLs.
6042 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6044 * tree-tailcall.c (process_assignment): Don't check if a
6045 multiplication or an addition are already present.
6046 (find_tail_calls): Combine multiple additions and multiplications.
6047 (adjust_accumulator_values): Emit accumulators.
6049 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6051 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6052 xmm register restore.
6054 2009-09-21 Jan Hubicka <jh@suse.cz>
6056 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6057 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6060 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6062 * stor-layout.c (layout_type): Remove obsolete code.
6064 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6067 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6069 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6072 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6073 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6074 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6075 * fold-const.c (const_binop): Likewise.
6076 * real.h (do_mpc_arg2): Update prototype.
6078 2009-09-20 Jan Hubicka <jh@suse.cz>
6080 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6081 (add_location_or_const_value_attribute): Rewrite using
6083 (tree_add_const_value_attribute): Return true if successful.
6084 (tree_add_const_value_attribute_for_decl): Likewise.
6086 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6087 (loc_descriptor): ... here;
6088 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6089 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6090 pool items that was not marked for output.
6091 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
6092 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6093 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6094 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
6095 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
6096 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
6097 DW_OP_stack_value to get address of items that are not available
6099 (dw_loc_list): Handle single element lists correctly.
6101 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
6102 Pascal Obry <obry@adacore.com>
6104 * unwind-dw2-fde.c (classify_object_over_fdes):
6105 Cast the constant 1 to _Unwind_Ptr.
6106 (add_fdes): Likewise.
6107 (linear_search_fdes): Likewise.
6109 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
6111 * stor-layout.c (set_sizetype): Avoid useless type copy.
6113 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
6115 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
6117 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6118 * configure, config.in: Regenerate.
6119 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
6121 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
6122 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
6123 for global data if the output could be used in a shared library.
6124 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6125 to 0 if TARGET_WRITABLE_EH_FRAME.
6127 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6129 PR rtl-optimization/39886
6130 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6131 just when insn is equal to BB_END (bb).
6133 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6135 * config/mips/mips.opt (mrelax-pic-calls): New option.
6136 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6138 (mips_unspec_call): Change "unspec_call" expander into this.
6139 (mips_strip_unspec_call): New function.
6140 (mips_got_load): Call mips_unspec_call instead of
6141 gen_unspec_call<mode>.
6142 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6144 (mips_cfg_in_reorg): New function.
6145 (mips16_lay_out_constants): Use it to decide whether to call
6146 CFG-aware insn splitting.
6147 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6148 mips_reorg. Move DF set-up code from here ...
6149 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6151 (mips_reorg): Call mips_df_reorg instead of
6152 r10k_insert_cache_barriers. Move CFG set-up code here from
6153 r10k_insert_cache_barriers.
6154 (mips_call_expr_from_insn): New function.
6155 (mips_pic_call_symbol_from_set): Likewise.
6156 (mips_find_pic_call_symbol): Likewise.
6157 (mips_annotate_pic_call_expr): Likewise.
6158 (mips_get_pic_call_symbol): Likewise.
6159 (mips_annotate_pic_calls): Likewise.
6160 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6162 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6163 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6164 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6166 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6167 (unspec_call<mode>): Remove it.
6168 (sibcall_internal, sibcall_value_internal,
6169 sibcall_value_multiple_internal, call_internal, call_split,
6170 call_value_internal, call_value_split,
6171 call_value_multiple_internal, call_value_multiple_split): Pass
6172 SIZE_OPNO to MIPS_CALL.
6173 (call_internal_direct, call_direct_split,
6174 call_value_internal_direct, call_value_direct_split): Pass -1 as
6175 SIZE_OPNO to MIPS_CALL.
6176 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6177 * configure: Regenerate.
6178 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6179 and -mno-relax-pic-calls.
6180 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6182 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6185 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6186 in the directory this rule is called from, rather than the
6187 toplevel 'gcc' directory, to fix in-tree build.
6189 2009-09-19 Chris Demetriou <cgd@google.com>
6191 PR preprocessor/28435:
6192 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6193 to cpplib that the preprocessor output is needed.
6195 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6197 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6198 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6199 *return_and_restore_fpregs_<mode>,
6200 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6203 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6204 instead of assuming it has always a REG inside of it.
6206 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6208 * config/freebsd.h: Update comment on types.
6209 (WINT_TYPE): Define.
6211 2009-09-18 Jason Merrill <jason@redhat.com>
6213 * c.opt: Add -fno-deduce-init-list.
6215 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6217 * value-prof.c (interesting_stringop_to_profile_p): Added output
6218 argument to indicate which parameter is the size parameter.
6219 * value-prof.c (gimple_stringop_fixed_value): Use
6220 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6221 * value-prof.c (gimple_stringops_transform): Update call sites to
6222 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6224 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6227 From David Binderman <dcb314@hotmail.com>:
6228 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6229 local variable f. Remove stale comments.
6230 (ix86_compute_frame_layout): Remove useless local variable total_size.
6231 Remove #if 0'd code.
6232 (legitimate_address_p): Remove useless local variables
6233 reason_rtx and reason.
6234 (ix86_split_copysign_const): Remove useless local variable op1.
6235 (scale_counter): Remove useless local variable piece_size_mask.
6237 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6239 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6242 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6245 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6247 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6249 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6252 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6254 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6255 DW_OP_implicit_value even without dwarf_version 4.
6257 2009-09-17 Jan Hubicka <jh@suse.cz>
6259 * dwarf2out.c: Include tree-pass.h and gimple.h.
6260 (loc_list_plus_const): New function.
6261 (loc_descriptor_from_tree_1): Rename to ...
6262 (loc_descriptor_from_tree): ... remove original.
6263 (loc_list_from_tree): New function.
6264 (add_AT_location_description): Accept location list.
6265 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6266 (concatn_mem_loc_descriptor): Remove.
6267 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6269 (secname_for_decl): Move up.
6270 (hidden_reference_p): New function; break out from ...
6271 (loc_by_refernece): ... here; move up.
6272 (dw_loc_list): New function.
6273 (single_element_loc_list): New function.
6274 (single_element_loc_list_p): New function.
6275 (add_loc_descr_to_each): New function.
6276 (add_loc_list): New function.
6277 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6278 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6279 add diagnostics why expansion failed.
6280 (add_location_or_const_value_attribute): Support location lists.
6281 (add_bound_info): Likewise.
6282 (descr_info_loc): Update call of loc_descriptor_from_tree.
6283 (gen_variable_die): Work on location lists.
6284 * final.c (pass_final): Add dump file.
6285 * Makefile.in (dwarf2out.o): Add new dependencies.
6287 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6290 * real.c decimal_from_integer, decimal_integer_string): New.
6291 (real_from_integer): Use them as special case for decimal float.
6292 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6293 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6294 Do not append zero after the decimal point in string to convert.
6296 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6298 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6299 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6301 2009-09-17 Martin Jambor <mjambor@suse.cz>
6303 * common.opt (fipa-sra): New switch.
6304 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6305 * timevar.def (TV_IPA_SRA): New timevar.
6306 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6307 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6308 * tree-sra.c: Include cgraph.c.
6309 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6310 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6311 and grp_not_necessarilly_dereferenced.
6312 (func_param_count): New variable.
6313 (encountered_apply_args): New variable.
6314 (bb_dereferences): New variable.
6315 (final_bbs): New variable.
6316 (no_accesses_representant): New variable.
6317 (no_accesses_p): New function.
6318 (dump_access): Dump the new fields.
6319 (sra_initialize): Set encountered_apply_args to false.
6320 (get_ssa_base_param): New function.
6321 (mark_parm_dereference): New function.
6322 (create_access): Caring for INIDRECT_REFs and different handling of
6323 varialble length accesses in early IPA SRA. Store the stmt - a new
6324 parameter - to the new access.
6325 (build_access_from_expr_1): New parameter stmt, passed to
6326 create_access. Handle INDIRECT_REFs.
6327 (build_access_from_expr): Pass the current statement to
6328 build_access_from_expr_1.
6329 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6331 (build_accesses_from_assign): Pass the current statement to
6332 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6333 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6334 final_bbs when necessary. Check for calls to __builtin_apply_args.
6335 Fixup EH info if anythng was changed.
6336 (is_unused_scalar_param): New function.
6337 (ptr_parm_has_direct_uses): New function.
6338 (find_param_candidates): New function.
6339 (mark_maybe_modified): New function.
6340 (analyze_modified_params): New function.
6341 (propagate_dereference_distances): New function.
6342 (dump_dereferences_table): New function.
6343 (analyze_caller_dereference_legality): New function.
6344 (unmodified_by_ref_scalar_representative): New function.
6345 (splice_param_accesses): New function.
6346 (decide_one_param_reduction): New function.
6347 (enum ipa_splicing_result): New type.
6348 (splice_all_param_accesses): New function.
6349 (get_param_index): New function.
6350 (turn_representatives_into_adjustments): New function.
6351 (analyze_all_param_acesses): New function.
6352 (get_replaced_param_substitute): New function.
6353 (get_adjustment_for_base): New function.
6354 (replace_removed_params_ssa_names): New function.
6355 (sra_ipa_reset_debug_stmts): New function.
6356 (sra_ipa_modify_expr): New function.
6357 (sra_ipa_modify_assign): New function.
6358 (convert_callers): New function.
6359 (modify_function): New function.
6360 (ipa_sra_preliminary_function_checks): New function.
6361 (ipa_early_sra): New function.
6362 (ipa_early_sra_gate): New function.
6363 (pass_early_ipa_sra): New variable.
6364 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6366 2009-09-17 Michael Matz <matz@suse.de>
6369 * tree.c (build_type_attribute_qual_variant): Export.
6370 * tree.h (build_type_attribute_qual_variant): Declare.
6371 * tree-inline.c (remap_type_1): Use it to build variants with
6372 the original qualifiers and attributes.
6374 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6376 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6377 without a fallthrough edge.
6379 2009-09-16 DJ Delorie <dj@redhat.com>
6381 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6382 chip and ignore the "fast_interrupt" attribute if so.
6384 2009-09-16 Richard Henderson <rth@redhat.com>
6387 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6390 2009-09-16 Richard Henderson <rth@redhat.com>
6393 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6394 is set only if DECL_NO_STATIC_CHAIN is unset.
6395 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6396 (FOR_EACH_NEST_INFO): New.
6397 (walk_all_functions): Use it.
6398 (finalize_nesting_tree): Likewise.
6399 (unnest_nesting_tree): Likewise.
6400 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6401 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6402 (convert_gimple_call): Early out if gimple_call_chain already set.
6403 (convert_all_function_calls): Iterate until no new functions
6404 require a static chain.
6405 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6406 when building a trampoline. Use dump_function_to_file instead
6408 (lower_nested_functions): Open dump_file. Validate that decls
6409 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6410 bit reset by this pass.
6412 2009-09-16 Michael Matz <matz@suse.de>
6415 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6416 shorten decl_common_unused.
6417 (DECL_RESTRICTED_P): New accessor.
6418 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6419 to disambiguate marked decls and restrict pointers.
6421 2009-09-16 Richard Henderson <rth@redhat.com>
6424 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6426 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6428 * integrate.c (set_block_abstract_flags): Call
6429 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6431 2009-09-16 Richard Guenther <rguenther@suse.de>
6434 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6437 2009-09-16 DJ Delorie <dj@redhat.com>
6438 Kaz Kojima <kkojima@gcc.gnu.org>
6440 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6441 (sh_expand_prologue): Update calls to output_stack_adjust.
6442 (sh_expand_epilogue): Likewise.
6444 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6447 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6448 trying to limit the extent of searches in the insn stream.
6450 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6451 Jakub Jelinek <jakub@redhat.com>
6455 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6457 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6458 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6459 (rs6000_savres_strategy): Always save FP registers inline if the
6460 target doesn't support hardware double-precision. Set the above
6461 bits in return value when needed.
6462 (rs6000_savres_routine_sym): Fix computation for cache selector.
6463 Mark the generated symbol as a function. Rename exitp argument to
6464 lr. Move code for determining the name of the symbol...
6465 (rs6000_savres_routine_name): ...here. New function. Add cases for
6466 getting the names right on AIX and 64-bit Linux.
6467 (savres_routine_name): New variable.
6468 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6469 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6470 on what the target routine uses as a base register. If savep && lr
6471 describe saving of r0 into memory slot.
6472 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6473 line calls for AIX ABI.
6474 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6475 determine FP save/restore functions.
6476 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6477 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6479 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6480 Duplicate restoration of LR and execute the appropriate one
6481 depending on whether GPRs are being restored inline. Set r11 from
6482 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6483 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6484 Fix out of line calls for AIX ABI.
6485 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6487 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6489 (*restore_gpregs_spe): Likewise.
6490 (*return_and_restore_gpregs_spe): Likewise.
6491 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6492 Define to empty string unconditionally.
6493 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6494 Define to empty string unconditionally.
6495 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6498 2009-09-15 Jan Hubicka <jh@suse.cz>
6500 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6501 * params.def (inline-insns-auto): Likewise.
6503 2009-09-15 Martin Jambor <mjambor@suse.cz>
6505 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6506 individual statements only at TDF_DETAILS dump level. Format
6507 source for 80 characters per line.
6509 2009-09-15 Christian Bruel <christian.bruel@st.com>
6511 * regrename.c (do_replace): Update REG_DEAD notes.
6513 2009-09-15 Revital Eres <eres@il.ibm.com>
6515 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6516 * targhooks.c (default_builtin_support_vector_misalignment):
6517 New builtin function.
6518 * targhooks.h (default_builtin_support_vector_misalignment):
6520 * target.h (builtin_support_vector_misalignment):
6521 New field in struct gcc_target.
6522 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6523 new builtin function.
6524 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6526 * config/rs6000/rs6000.c
6527 (rs6000_builtin_support_vector_misalignment): New function.
6528 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6530 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6532 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6534 (bfin_optimize_loop): Likewise.
6535 (bfin_gen_bundles): Likewise.
6536 (workaround_speculation): Likewise.
6537 (find_load): Return NULL_RTX for debug_insn.
6539 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6541 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6544 2009-09-14 DJ Delorie <dj@redhat.com>
6546 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6547 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6550 2009-09-14 Richard Henderson <rth@redhat.com>
6551 Jakub Jelinek <jakub@redhat.com>
6553 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6554 * cfgbuild.c (make_edges): Handle asm goto.
6555 * cfglayout.c (fixup_reorder_chain): Likewise.
6556 * cfgrtl.c (patch_jump_insn): Likewise.
6557 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6558 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6559 (gimple_build_asm_vec): Add and use labels parameter.
6560 (gimple_build_asm): Remove.
6561 (walk_gimple_asm): Walk labels too.
6562 * gimple.def (GIMPLE_ASM): Update docs.
6563 * gimple.h: Update decls.
6564 (struct gimple_statement_asm): Change nc to use unsigned char;
6566 (gimple_asm_nlabels): New.
6567 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6568 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6569 into gimple_build_asm_vec.
6570 * jump.c (mark_jump_label_asm): New.
6571 (mark_jump_label): Use it.
6572 (redirect_jump_1): Handle asm goto.
6573 (invert_jump_1): Soft fail if X is null.
6574 * recog.c (extract_asm_operands): New.
6575 (asm_noperands): Use it; handle asm labels.
6576 (decode_asm_operands): Use extract_asm_operands.
6577 (asm_operand_ok): Properly handle empty string.
6578 * reg-stack.c (get_asm_operands_in_out): Rename from
6579 get_asm_operand_n_inputs; use extract_asm_operands; return both
6580 inputs and outputs by reference; update all callers.
6581 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6582 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6583 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6584 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6585 (extract_asm_operands): Declare.
6586 * stmt.c (expand_asm_operands): Add and use labels parameter.
6587 (check_unique_operand_names): Likewise.
6588 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6589 (expand_asm_stmt): Handle asm labels.
6590 * tree-cfg.c (make_gimple_asm_edges): New.
6591 (make_edges): Use it.
6592 (cleanup_dead_labels): Handle asm labels.
6593 (is_ctrl_altering_stmt): Likewise.
6594 (gimple_redirect_edge_and_branch): Likewise.
6595 * tree.def (ASM_EXPR): Add 5th operand.
6596 * tree.h (ASM_LABELS): New.
6597 (resolve_asm_operand_names): Update decl.
6599 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6600 (c_parser_asm_goto_operands): New.
6601 * c-tree.h (build_asm_expr): Update decl.
6602 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6603 * doc/extend.texi: Document asm goto.
6605 2009-09-14 Richard Henderson <rth@redhat.com>
6607 * except.h: Update declarations.
6608 (struct pointer_map_t): Forward declare.
6609 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6610 (struct eh_landing_pad_d, eh_landing_pad): New.
6611 (struct eh_catch_d, eh_catch): New.
6612 (struct eh_region_d): Remove next_region_sharing_label, aka,
6613 label, tree_label, landing_pad, post_landing_pad, resume,
6614 may_contain_throw. Rename region_number to index. Remove
6615 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6616 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6617 (VEC(eh_landing_pad,gc)): New.
6618 (struct eh_status): Remove last_region_number. Add lp_array,
6619 throw_stmt_table, ttype_data, ehspec_data.
6620 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6621 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6622 * except.c (lang_protect_cleanup_actions): Return tree.
6623 (struct ehl_map_entry): Remove.
6624 (init_eh_for_function): Push zero entries for region and lp_array.
6625 (gen_eh_region): Add to region_array immediately.
6626 (gen_eh_region_catch): Operate on eh_catch objects.
6627 (gen_eh_landing_pad): New.
6628 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6629 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6630 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6631 (get_eh_landing_pad_from_number_fn): New.
6632 (get_eh_landing_pad_from_number): New.
6633 (get_eh_region_from_lp_number_fn): New.
6634 (get_eh_region_from_lp_number): New.
6635 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6636 (get_exception_pointer, get_exception_filter): Remove.
6637 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6638 (current_function_has_exception_handlers): Simplify.
6639 (bring_to_root, eh_region_replaceable_by_p): Remove.
6640 (replace_region, hash_type_list, hash_eh_region): Remove.
6641 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6642 (label_to_region_map, num_eh_regions): Remove.
6643 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6644 (find_exception_handler_labels): Remove.
6645 (duplicate_eh_regions_0, find_prev_try): Remove.
6646 (struct duplicate_eh_regions_data): New.
6647 (duplicate_eh_regions_1): Rewrite.
6648 (duplicate_eh_regions): Return a pointer map instead of an
6650 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6651 (redirect_eh_edge_to_label): Remove.
6652 (eh_region_outermost): Rewrite using eh_region pointers
6653 instead of integers.
6654 (add_ttypes_entry): Update for ttype_data move to eh_status.
6655 (add_ehspec_entry): Rewrite with VEC instead of varray.
6656 (assign_filter_values): Likewise. Export.
6657 (build_post_landing_pads, connect_post_landing_pads): Remove.
6658 (dw2_build_landing_pads): Rewrite to use lp_array.
6659 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6660 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6661 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6662 (sjlj_mark_call_sites): Update for landing pad numbers.
6663 (finish_eh_generation): Rewrite.
6664 (gate_handle_eh): Do nothing for no eh tree.
6665 (pass_rtl_eh): Move up near finish_eh_generation.
6666 (remove_eh_landing_pad): New.
6667 (remove_eh_handler): Export.
6668 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6669 (for_each_eh_label): Rewrite to use lp_array.
6670 (make_reg_eh_region_note): New.
6671 (make_reg_eh_region_note_nothrow_nononlocal): New.
6672 (insn_could_throw_p): New.
6673 (copy_reg_eh_region_note_forward): New.
6674 (copy_reg_eh_region_note_backward): New.
6675 (check_handled, add_reachable_handler): Remove.
6676 (reachable_next_level, foreach_reachable_handler): Remove.
6677 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6678 (get_eh_region_and_lp_from_rtx): New.
6679 (get_eh_region_from_rtx): New.
6680 (can_throw_internal_1, can_throw_external_1): Remove.
6681 (can_throw_internal): Use get_eh_region_from_rtx.
6682 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6683 (insn_nothrow_p, can_nonlocal_goto): New.
6684 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6685 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6686 (add_action_record): Use VEC not varray.
6687 (collect_one_action_chain): Update for eh_region changes.
6688 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6689 Use get_eh_region_and_lp_from_rtx.
6690 (gate_convert_to_eh_region_ranges): New.
6691 (pass_convert_to_eh_region_ranges): Use it.
6692 (push_uleb128, push_sleb128): Use VEC not varray.
6693 (output_one_function_exception_table): Likewise.
6694 (dump_eh_tree): Update for eh_region changes.
6695 (verify_eh_tree): Likewise.
6696 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6697 * tree-eh.c: Include target.h.
6698 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6699 Don't disallow GIMPLE_RESX; adjust argument check.
6700 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6701 (record_stmt_eh_region): Update for landing pad numbers;
6702 generate a landing pad if necessary.
6703 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6704 (remove_stmt_from_eh_lp_fn): Similarly.
6705 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6706 Update for lp numbers; don't special case missing throw_stmt_table.
6707 (lookup_expr_eh_lp): Similarly.
6708 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6709 (eh_seq, eh_region_may_contain_throw): New.
6710 (struct leh_state): Add ehp_region.
6711 (struct leh_tf_state): Remove eh_label.
6712 (emit_post_landing_pad): New.
6713 (emit_resx, emit_eh_dispatch): New.
6714 (note_eh_region_may_contain_throw): New.
6715 (frob_into_branch_around): Take eh_region not eh label;
6716 emit eh code into eh_seq.
6717 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6718 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6719 lower_eh_must_not_throw. Emit code to eh_seq.
6720 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6721 (lower_try_finally_onedest): Likewise.
6722 (lower_try_finally_copy): Likewise.
6723 (lower_try_finally_switch): Likewise.
6724 (lower_try_finally): Initialize ehp_region.
6725 (lower_catch): Update for eh_catch objects.
6726 (lower_eh_filter): Don't handle must_not_throw.
6727 (lower_eh_must_not_throw): New.
6728 (lower_cleanup): Don't set eh_label.
6729 (lower_eh_constructs_2): Resolve eh builtins.
6730 Handle GIMPLE_EH_MUST_NOT_THROW.
6731 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6732 Add eh_seq to the end of the function body.
6733 (make_eh_dispatch_edges): New.
6734 (make_eh_edge): Remove.
6735 (make_eh_edges): Simplify for landing pads.
6736 (redirect_eh_edge_1): New.
6737 (redirect_eh_edge): Use it.
6738 (redirect_eh_dispatch_edge): New.
6739 (stmt_could_throw_p): Use a switch. Allow RESX.
6740 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6741 (stmt_can_throw_internal): Likewise.
6742 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6743 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6744 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6745 (gate_refactor_eh): New.
6746 (pass_refactor_eh): Use it.
6747 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6748 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6749 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6750 (remove_unreachable_handlers): Rename from
6751 tree_remove_unreachable_handlers; rewrite for landing pads;
6752 call remove_eh_handler directly.
6753 (remove_unreachable_handlers_no_lp): New.
6754 (unsplit_eh, unsplit_all_eh): New.
6755 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6756 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6757 (cleanup_empty_eh_unsplit): New.
6758 (cleanup_empty_eh): Rewrite.
6759 (cleanup_all_empty_eh): New.
6760 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6761 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6762 (gate_cleanup_eh): New.
6763 (pass_cleanup_eh): Use it.
6764 (verify_eh_edges): Move later in file. Expect one EH edge.
6765 (verify_eh_dispatch_edge): New.
6767 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6768 (gtype-desc.o): Add TARGET_H.
6769 (tree.o): Use EXCEPT_H, not except.h.
6770 (cfgbuild.o): Add EXPR_H.
6771 (GTFILES): Add vecprim.h.
6772 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6773 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6774 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6775 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6776 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6777 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6778 calls to can_throw_internal.
6779 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6780 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6781 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6782 (expand_gimple_stmt): Use make_reg_eh_region_note.
6783 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6784 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6785 or find_exception_handler_labels.
6786 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6787 there is exacly one EH edge. Use can_nonlocal_goto and
6789 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6790 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6791 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6792 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6793 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6794 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6795 * dse.c (scan_insn): Use insn_could_throw_p.
6796 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6797 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6798 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6799 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6800 EXC_PTR_EXPR or FILTER_EXPR.
6801 (tree_expr_nonzero_warnv_p): Likewise.
6802 * function.h: Include vecprim.h, not varray.h
6803 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6804 move ttype_data and ehspec_data members to struct eh_status; change
6805 action_record_data member to a VEC.
6806 * gcse.c (hash_scan_set): Use can_throw_internal.
6807 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6808 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6809 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6810 (block_may_fallthru): Don't handle RESX_EXPR.
6811 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6812 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6813 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6814 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6815 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6816 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6817 (gimple_size): Likewise.
6818 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6819 (gimple_build_resx): Use gimple_build_with_ops.
6820 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6821 (is_gimple_val): Likewise.
6822 (is_gimple_stmt): Remove RESX_EXPR.
6823 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6824 (GIMPLE_RESX): Reorder with other EH constructs.
6825 * gimple.h (struct gimple_statement_eh_mnt): New.
6826 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6827 (gimple_eh_filter_must_not_throw): Remove.
6828 (gimple_eh_filter_set_must_not_throw): Remove.
6829 (gimple_eh_must_not_throw_fndecl): New.
6830 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6831 (is_gimple_resx): New.
6832 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6833 Don't copy EH_FILTER_MUST_NOT_THROW.
6834 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6835 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6836 handle must_not_throw_labels specially.
6837 * ipa-pure-const.c (check_call): Update debug statement for LP.
6838 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6839 * ipa-utils.c (get_base_var): Likewise.
6840 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6841 * lower-subreg.c (move_eh_region_note): Remove.
6842 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6843 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6844 (create_task_copyfn): Likewise.
6845 (maybe_catch_exception): Use gimple_build_eh_filter.
6846 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6847 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6848 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6849 and pass_lower_resx.
6850 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6851 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6852 can_throw_internal, can_nonlocal_goto.
6853 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6854 copy_reg_eh_region_note_forward.
6855 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6856 (emit_output_reload_insns): Likewise.
6857 (copy_eh_notes): Remove.
6858 * rtl.def (RESX): Remove.
6859 * rtl.h: Update declarations.
6860 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6861 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6862 (update_eh_label): Remove.
6863 (cleanup_dead_labels_eh): New.
6864 (cleanup_deal_labels): Use it instead of update_eh_label.
6865 (gimple_merge_blocks): Update landing pad data structure when
6866 removing a landing pad label.
6867 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6868 test; handle GIMPLE_EH_MUST_NOT_THROW.
6869 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6870 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6871 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6872 (verify_stmt): Likewise. Verify landing pads.
6873 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6874 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6875 (struct move_stmt_d): Add eh_map.
6876 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6877 (move_stmt_r): Remap eh region numbers in builtin calls,
6878 resx and eh_dispatch.
6879 (move_block_to_fn): Remove eh_offset parameter. Use
6880 maybe_duplicate_eh_stmt_fn.
6881 (find_outermost_region_in_block): Operate on eh_region pointers
6882 instead of region numbers.
6883 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6884 duplicate_eh_regions.
6885 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6886 test earlier. Disallow EH landing pads.
6887 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6888 * tree-flow.h: Update declarations.
6889 (struct tree_ann_common_d): Replace rn with lp_nr.
6890 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6891 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6892 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6893 resx and eh_dispatch.
6894 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6895 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6896 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6897 from duplicate_eh_regions.
6898 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6899 update RESX; handle EH_DISPATCH.
6900 (expand_call_inline): Set eh_lp_nr, not eh_region.
6901 (maybe_inline_call_in_expr): Likewise.
6902 * tree-inline.h (struct copy_body_data): Replace eh_region with
6903 eh_lp_nr, eh_region_offset with eh_map.
6904 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6905 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6906 * tree-pretty-print.c (dump_generic_node): Don't handle
6907 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6908 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6909 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6910 EXC_PTR_EXPR, FILTER_EXPR.
6911 * tree-ssa-operands.c (get_expr_operands): Likewise.
6912 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6913 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6914 (ao_ref_init_from_vn_reference): Likewise.
6915 * tree-ssa-sink.c (statement_sink_location): Likewise.
6916 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6917 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6918 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6919 EXC_PTR_EXPR, FILTER_EXPR.
6920 (is_exception_related): Remove.
6921 (compute_avail): Don't call it.
6922 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6923 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6924 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6925 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6927 (build_resx): Remove.
6928 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6929 * tree.h: Update declarations.
6930 (EH_FILTER_MUST_NOT_THROW): Remove.
6931 (struct tree_label_decl): Add eh_landing_pad_nr.
6932 (EH_LANDING_PAD_NR): New.
6933 * value-prof.c (gimple_ic): Tidy variable names. Update for
6934 landing pad numbers.
6935 (gimple_stringop_fixed_value): Tidy variable names. Assert
6936 that neither call stmt can throw.
6937 * vecprim.h (uchar): New.
6938 (VEC(uchar,heap), VEC(uchar,gc)): New.
6940 * c-common.c (c_define_builtins): Update call to
6941 build_common_builtin_nodes.
6942 * c-parser.c (c_parse_file): Don't call
6943 default_init_unwind_resume_libfunc.
6945 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6947 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6948 (mips_cprestore_address_p): Likewise.
6949 (mips_save_gp_to_cprestore_slot): Likewise.
6950 (mips_restore_gp): Rename to...
6951 (mips_restore_gp_from_cprestore_slot): ...this.
6952 (mips_must_initialize_gp_p): Declare.
6953 (mips_emit_save_slot_move): Likewise.
6954 (mips_output_load_label): Return nothing.
6955 (mips_eh_uses): Declare.
6956 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6957 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6958 (TARGET_ABSOLUTE_JUMPS): Likewise.
6959 (EH_USES): Likewise.
6960 (FIRST_PSEUDO_REGISTER): Update comment.
6961 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6962 (MIPS_CALL): ...here.
6963 (REGISTER_NAMES): Add $cprestore.
6964 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6965 Add load_label_length, has_inflexible_gp_insn_p,
6966 has_flexible_gp_insn_p, must_initialize_gp_p and
6967 must_restore_gp_when_clobbered_p.
6968 (mips_expand_call): Don't generate split instructions here.
6969 (mips_split_call): Update the call to mips_restore_gp after
6970 the above name change.
6971 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6972 (mips_find_gp_ref): New function.
6973 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6974 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6975 (mips_insn_has_flexible_gp_ref_p): Likewise.
6976 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6977 (mips_function_has_gp_insn): Delete.
6978 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6979 Use the new functions above. Only return INVALID_REGNUM
6980 for TARGET_ABSOLUTE_JUMPS.
6981 (mips_must_initialize_gp_p): New function.
6982 (mips_get_cprestore_base_and_offset): New function, extracted from...
6983 (mips_cprestore_slot): ...here. Take a bool parameter.
6984 (mips_cfun_has_cprestore_slot_p): New function.
6985 (mips_cprestore_address_p): Likewise.
6986 (mips_save_gp_to_cprestore_slot): Likewise.
6987 (mips_restore_gp): Rename to...
6988 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6989 epilogue_completed. Update the call to mips_cprestore_slot.
6990 Test cfun->machine->must_restore_gp_when_clobbered_p.
6991 (mips_direct_save_slot_move_p): New function.
6992 (mips_emit_save_slot_move): Likewise.
6993 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6994 of cfun->machine->global_pointer.
6995 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6996 (mips_save_reg): Use mips_emit_save_slot_move.
6997 (mips_expand_prologue): Set must_initialize_gp_p.
6998 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6999 for all cprestore saves. Emit a use_cprestore instruction after
7000 setting up the cprestore slot.
7001 (mips_restore_reg): Use mips_emit_save_slot_move.
7002 (mips_process_load_label): New function.
7003 (mips_load_label_length): Likewise.
7004 (mips_output_load_label): Don't return asm: output it here instead.
7005 Use mips_process_load_label.
7006 (mips_adjust_insn_length): Adjust the length of branch instructions
7007 that have length MAX_PIC_BRANCH_LENGTH.
7008 (mips_output_conditional_branch): Update the call to
7009 mips_output_load_label. Assume the branch target is OPERANDS[0]
7010 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7011 (mips_output_order_conditional_branch): Swap the meaning of
7012 OPERANDS[0] and OPERANDS[1].
7013 (mips_variable_issue): Don't count ghost instructions.
7014 (mips_expand_ghost_gp_insns): New function.
7015 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7016 (mips_output_mi_thunk): Set must_initialize_gp_p.
7017 (mips_eh_uses): New function.
7018 * config/mips/predicates.md (cprestore_save_slot_operand)
7019 (cprestore_load_slot_operand): New predicates.
7020 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7021 (UNSPEC_MOVE_GP): Likewise.
7022 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7023 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7024 (CPRESTORE_SLOT_REGNUM): New register.
7025 (MAX_PIC_BRANCH_LENGTH): New constant.
7026 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7027 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7028 branches. Fix commentary.
7029 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7030 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7031 Change type to "ghost".
7032 (loadgp_absolute_<mode>): Likewise.
7033 (loadgp_rtp_<mode>): Likewise.
7034 (copygp_mips16): Likewise.
7035 (loadgp_blockage): Remove redundant mode attribute.
7036 (potential_cprestore): New instruction.
7037 (cprestore): Turn into an unspec set.
7038 (use_cprestore): New instruction.
7039 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7040 (*branch_fp_inverted): Likewise.
7041 (*branch_order<mode>): Likewise.
7042 (*branch_order<mode>_inverted): Likewise.
7043 (*branch_equality<mode>): Likewise.
7044 (*branch_equality<mode>_inverted): Likewise.
7045 (*branch_bit<bbv><mode>): Likewise.
7046 (*branch_bit<bbv><mode>_inverted): Likewise.
7047 (*branch_equality<mode>_mips16): Remove redundant mode.
7048 (jump): Turn into a define_expand.
7049 (*jump_absolute): New instruction.
7050 (*jump_pic): Likewise.
7051 (*jump_mips16): Rename previously-unnamed pattern. Remove
7052 redundant mode attribute.
7053 (restore_gp): Split on epilogue_completed rather than
7054 reload_completed. Change type to "ghost".
7055 (move_gp<mode>): New instruction.
7056 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7057 Remove redundant mode attribute.
7058 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7059 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7060 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7062 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7065 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7066 are returned in the same register (vs34 or v2) that Altivec vector
7067 types are returned in.
7068 (rs6000_libcall_value): Ditto.
7071 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7072 instead of explicit addsi3/adddi3 calls.
7073 (rs6000_split_multireg_move): Ditto.
7074 (rs6000_emit_allocate_stack): Ditto.
7075 (rs6000_emit_prologue): Ditto.
7076 (rs6000_output_mi_thunk): Ditto.
7078 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7079 size is 64 bits if we can use 64-bit registers.
7081 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7083 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7086 From Jie Zhang <jie.zhang@analog.com>:
7087 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7088 save FP and RETS with saveall attribute.
7089 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7090 with saveall attribute.
7092 * config/bfin/bfin.c (bfin_expand_builtin,
7093 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
7096 From Jie Zhang <jie.zhang@analog.com>:
7097 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
7098 before use in two places.
7099 * config/bfin/bfin.md (AREG): Define mode iterator.
7100 (reload_in, reload_out): Use mode iterator AREG.
7102 2009-09-14 Richard Guenther <rguenther@suse.de>
7105 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
7106 EH personality path.
7108 2009-09-13 Richard Guenther <rguenther@suse.de>
7109 Rafael Avila de Espindola <espindola@google.com>
7111 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
7112 (LANG_HOOKS_EH_PERSONALITY): Likewise.
7113 (LANG_HOOKS_INITIALIZER): Adjust.
7114 (lhd_pass_through_t): Declare.
7115 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
7117 * langhooks.c (lhd_pass_through_t): New function.
7118 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
7119 dwarf2out_begin_prologue): Use personality from current_function_decl.
7120 * expr.h (get_personality_function): Declare.
7121 * expr.c (get_personality_function): New function.
7122 (build_personality_function): Likewise.
7123 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
7124 (eh_personality_libfunc): Remove.
7125 * optabs.c (build_libfunc_function): New function split out from ...
7126 (init_one_libfunc): ... here.
7127 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7128 (tree_function_decl): Add personality.
7129 (lhd_gcc_personality): Declare.
7130 (build_personality_function): Likewise.
7131 * tree.c (gcc_eh_personality_decl): New.
7132 (lhd_gcc_personality): New function.
7133 * except.h (lang_eh_runtime_type): Remove.
7134 (enum eh_personality_kind): New.
7135 (build_personality_function): Declare.
7136 (function_needs_eh_personality): Declare.
7137 * except.c (lang_eh_runtime_type): Remove.
7138 (function_needs_eh_personality): New function.
7139 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7140 (sjlj_emit_function_enter, output_function_exception_table):
7141 Use personality from current_function_decl.
7142 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7143 * tree-inline.c (tree_can_inline_p): Do not inline across different
7145 (expand_call_inline): Likewise. Adjust the callers EH personality.
7146 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7147 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7148 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7149 (c-parser.o): Likewise
7150 * c-tree.h (c_eh_initialized_p): Remove.
7151 (c_maybe_initialize_eh): Likewise.
7152 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7153 (finish_decl): Don't call c_maybe_initialize_eh.
7154 (c_eh_initialized_p): Remove.
7155 (c_maybe_initialize_eh): Likewise.
7156 * c-parser.c (c_parser_omp_construct): Likewise.
7157 (c_parse_file): Initialize exception handling.
7159 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7161 * config.gcc (tm_file): Remove i386/biarch32.h
7162 for i?86-w64-mingw* case.
7163 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7165 * config.host: Set for x64 mingw the option
7166 use_long_long_for_widest_fast_int to yes.
7168 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7170 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7171 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7172 (dbxout_begin_function): Likewise.
7173 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7174 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7175 set on the function.
7176 (final_end_function): Likewise.
7177 (final_scan_insn): Likewise.
7178 (rest_of_handle_final): Likewise.
7179 * varasm.c (assemble_start_function): Likewise.
7180 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7182 2009-09-12 Jason Merrill <jason@redhat.com>
7184 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7185 * opts.c (common_handle_option): constify.
7187 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7189 * doc/install.texi (avr): Remove obsolete reference site.
7191 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7193 * doc/install.texi (Binaries): Adjust AIX link.
7195 2009-09-12 Akim Demaille <demaille@gostai.com>
7197 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7198 Use an imperative sentence.
7200 2009-09-11 Richard Henderson <rth@redhat.com>
7202 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7203 structure-name and has-tree-operands arguments; update all entries.
7204 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7206 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7207 (gsstruct_code_size): New.
7208 (gss_for_code_): New.
7209 (gss_for_code): Remove.
7210 (gimple_size): Rewrite using gsstruct_code_size.
7211 (gimple_statement_structure): Move to gimple.h.
7212 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7213 (gss_for_code, gimple_statement_structure): New.
7214 (gimple_ops): Use new arrays; tidy.
7216 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7218 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7219 operand to be a PLUS expression.
7220 * config/pa/pa.c (pa_secondary_reload): Likewise.
7222 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7224 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7226 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7229 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7231 From Jie Zhang <jie.zhang@analog.com>:
7232 * doc/extend.texi (node Function Attributes): Document l2
7234 (node Blackfin Variable Attributes): Document l2 variable attributes.
7236 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7238 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7239 to match the system compiler's configuration at inflection point.
7240 Add comment to remark a remaining difference with system compiler.
7242 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7243 * configure: Regenerate.
7245 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7247 From Jie Zhang <jie.zhang@analog.com>:
7248 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7249 (bfin_handle_l2_attribute): New.
7250 (bfin_attribute_table): Add l2 attribute.
7252 2009-09-11 Michael Matz <matz@suse.de>
7255 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7256 on the local_decls list.
7258 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7262 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7264 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7265 for VALUEs, to implement the documented interface.
7266 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7267 Adjust for VALUEs and anything else, to implement the
7268 documented interface.
7270 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7272 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7273 with actual SPE/paired vector modes before using 64-bit alignment.
7274 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7276 2009-09-10 DJ Delorie <dj@redhat.com>
7278 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7281 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7282 * config/mep/mep.c (mep_legitimate_constant_p): New.
7283 * config/mep/mep-protos.h: Prototype it.
7285 2009-09-10 Richard Henderson <rth@redhat.com>
7287 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7289 2009-09-10 Jason Merrill <jason@redhat.com>
7291 * tree.c (chain_index): New fn.
7292 * tree.h: Declare it.
7294 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7296 * config/sol2-c.c (cmn_err_length_specs): Initialize
7297 scalar_identity_flag.
7299 2009-09-10 Richard Henderson <rth@redhat.com>
7301 * tree.h (struct tree_decl_common): Move align member earlier;
7302 move label_decl_uid member ...
7303 (struct tree_label_decl): ... here.
7304 (LABEL_DECL_UID): Update to match.
7306 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7309 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7310 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7312 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7313 dest_prev if the edge is complex.
7315 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7317 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7318 loop latch tests earlier.
7320 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7321 before GIMPLE_RETURN, not after its predecessor; insert
7324 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7325 gimple_seq_empty_p to test for no PHI nodes.
7326 * tree-cfg.c (split_critical_edges): Likewise.
7328 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7330 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7332 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7333 introduced by the VTA branch merge.
7335 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7337 * ira-conflicts.c: Use fputs or putc instead of fprintf
7341 * tree-switch-conversion.c: Ditto.
7343 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7345 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7346 introduced by the VTA branch merge.
7348 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7351 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7353 PR rtl-optimization/39779
7354 * expr.c (convert_modes): Return when mode == oldmode after
7355 CONST_INTs are processed.
7357 2009-09-10 Nick Clifton <nickc@redhat.com>
7359 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7360 attribute and referring decl when creating renamed symbol.
7362 2009-09-10 Richard Guenther <rguenther@suse.de>
7365 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7367 (cgraph_finalize_compilation_unit): Compute reachability
7368 before emitting thunks. Properly process aliases before
7369 possibly removing unreachable nodes.
7371 2009-09-10 Richard Guenther <rguenther@suse.de>
7374 * tree.c (struct free_lang_data_d): Add worklist member.
7375 (find_decls_types_r): Push onto the worklist instead of recursing.
7376 Handle TREE_BINFOs properly.
7377 (find_decls_types): New function wrapped around find_decls_types_r
7378 to process the worklist.
7379 (find_decls_types_in_eh_region): Use it.
7380 (find_decls_types_in_node): Likewise.
7381 (find_decls_types_in_var): Likewise.
7382 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7383 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7384 (AGGREGATE_TYPE_P): Adjust.
7386 2009-09-09 Jason Merrill <jason@redhat.com>
7388 * configure.ac: Check glibc version even if we have an in-tree
7391 2009-09-09 Anthony Green <green@moxielogic.com>
7393 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7394 the constant 0 when appropriate.
7395 * config/moxie/constraints.md: Add constraint O.
7397 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7398 to pass up to 6 32-bit argument values in registers.
7399 (moxie_function_arg): Ditto.
7400 (moxie_arg_partial_bytes): Ditto.
7401 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7402 (REG_PARM_STACK_SPACE): Ditto.
7403 (FUNCTION_ARG_REGNO_P): Ditto.
7405 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7406 instruction to allocate stack space.
7408 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7410 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7411 unnecessarily stringent constraints. Fix address
7412 calculation in the splitters.
7414 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7416 PR rtl-optimization/39779
7417 * expr.c (convert_modes): Return when mode == oldmode after
7418 CONST_INTs are processed.
7420 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7423 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7424 (ix86_expand_prologue): Take frame.padding0 into logic of
7426 (ix86_expand_epilogue): Likewise.
7428 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7430 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7432 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7433 * config/t-slibgcc-libgcc: New file.
7434 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7436 2009-09-09 Martin Jambor <mjambor@suse.cz>
7438 PR tree-optimization/41089
7439 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7442 2009-09-09 Richard Henderson <rth@redhat.com>
7444 * gimple.h (CASE_GIMPLE_OMP): New.
7445 (is_gimple_omp): Use it.
7446 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7447 (verify_gimple_debug): Likewise.
7449 2009-09-09 Richard Guenther <rguenther@suse.de>
7451 PR tree-optimization/41101
7452 * tree-ssa-pre.c (maximal_set): Remove.
7453 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7454 Defer all blocks we didn't visit at least one successor.
7455 (add_to_exp_gen): Do not add to the maximal set.
7456 (make_values_for_phi): Likewise.
7457 (compute_avail): Likewise.
7458 (init_pre): Do not allocate the maximal set.
7459 (execute_pre): Do not dump it.
7461 2009-09-09 Martin Jambor <mjambor@suse.cz>
7463 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7464 an SSA_NAME rather than a is_gimple_variable.
7466 2009-09-09 Richard Guenther <rguenther@suse.de>
7469 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7470 code dealing with plain pointer bases.
7471 (maybe_fold_offset_to_reference): Likewise.
7472 (maybe_fold_stmt_addition): Adjust.
7474 2009-09-09 Richard Guenther <rguenther@suse.de>
7476 * tree.c (free_lang_data_in_type): Do not free the type variant
7478 (free_lang_data): Merge char_type_node with its properly signed
7480 (pass_ipa_free): Collect after freeing language specific data.
7482 2009-09-09 Michael Matz <matz@suse.de>
7485 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7486 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7487 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7490 2009-09-08 DJ Delorie <dj@redhat.com>
7492 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7494 2009-09-04 Jason Merrill <jason@redhat.com>
7496 * tree.c (tree_find_value): Remove.
7497 * tree.h: Remove prototype.
7498 * varasm.c (assemble_external): Use value_member instead.
7500 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7502 * toplev.c (process_options): Choose default debugging type when
7503 gtoggle enables debug info and type is unset.
7505 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7509 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7512 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7514 * configure: Rebuilt with modified libtool.m4.
7516 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7521 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7523 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7525 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7526 (remove_statement): Likewise.
7527 (rewrite_use_nonlinear_expr): Adjust.
7528 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7529 * tree-ssa.c (release_defs_bitset): ... this. New.
7530 * tree-flow.h (release_defs_bitset): Declare.
7532 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7535 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7536 in the middle block.
7538 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7540 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7541 via intptr_t to long type.
7542 (insert_operand_rank): Cast long type via intptr_t to
7544 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7546 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7547 from pointer to unsigned via uintptr_t.
7549 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7550 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7552 * configure: Regenerated.
7553 * config.in: Regenerated
7554 * system.h (stdint.h): Add include.
7555 (inttypes.h): Likewise.
7556 * Makefile.in (aclocal): Add config/stdint.m4.
7557 * aclocal.m4: Regenerated.
7559 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7561 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7563 (note_np_check_stores): New function.
7564 (harmless_null_pointer_p): New function.
7565 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7566 changed. Take into account whether we're in the shadow of a condjump
7567 that tested NP_REG for NULL.
7568 Lose all code that tested for SEQUENCEs.
7569 (workaround_speculation): Avoid inserting NOPs for loads that are
7570 either always executed or a NULL pointer.
7572 2009-09-08 Jan Hubicka <jh@suse.cz>
7574 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7575 * params.def (early-inlining-insns): Likewise.
7577 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7579 PR rtl-optimization/41239
7580 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7581 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7583 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7584 across calls, as the calls might not always return normally.
7585 (call_may_noreturn_p): New function.
7586 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7587 (init_deps): Initialize it.
7588 (remove_from_deps): Also remove calls from
7589 last_function_call_may_noreturn list.
7591 2009-09-07 Richard Henderson <rth@redhat.com>
7593 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7594 more VR->OPERANDS than LHS operands. Free LHS before returning.
7596 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7598 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7599 (attr "addrtype"): New member "spreg".
7600 Use it if mem_spfp_address_operand is true for the address.
7601 (attr "type"): New entry "stall".
7602 (cpu_unit "load"): New.
7603 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7605 (insn_reservation "loadsp"): New.
7606 (insn_reservation "load_stall1"): New.
7607 (insn_reservation "load_stall3"): New.
7609 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7610 (mem_p_address_operand): Exclude stack and frame pointer based
7612 (mem_spfp_address_operand): New; match them here.
7613 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7614 (bfin_reorg): Call it if scheduling insns.
7615 (bfin_gen_bundles): Remove dummy insns created by
7616 add_sched_insns_for_speculation.
7618 From Jie Zhang <jie.zhang@analog.com>:
7619 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7620 bfin_si_revision, bfin_workarounds): Move these ...
7621 * config/bfin/bfin.h: ... here.
7623 From Mike Frysinger <michael.frysinger@analog.com>
7624 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7625 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7626 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7627 bf547m, bf548m, and bf549m.
7628 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7629 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7630 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7631 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7632 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7633 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7634 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7635 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7636 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7637 bf542m, bf544m, bf547m, bf548m, and bf549m.
7639 From Jie Zhang <jie.zhang@analog.com>:
7640 * config/bfin/predicates.md (p_register_operand): New predicate.
7641 (dp_register_operand): New predicate.
7642 * config/bfin/bfin-protos.h (WA_05000074): Define.
7643 (ENABLE_WA_05000074): Define.
7644 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7645 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7646 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7647 (define_attr addrtype): Allow load/store register to be P register.
7648 (define_attr storereg): New.
7649 (define_cpu_unit anomaly_05000074): New.
7650 (define_insn_reservation dsp32shiftimm): New.
7651 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7652 (define_insn_reservation loadp): Cannot use slot2.
7653 (define_insn_reservation loadsp): Cannot use slot2.
7654 (define_insn_reservation storep): Cannot use slot2. Does not
7655 apply when working around 05000074.
7656 (define_insn_reservation storep_anomaly_05000074): New.
7657 (define_insn_reservation storei): Does not apply when working
7659 (define_insn_reservation storei_anomaly_05000074): New.
7660 (define_attr length): Add dsp32shiftimm case.
7661 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7662 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7663 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7664 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7665 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7667 2009-09-07 Martin Jambor <mjambor@suse.cz>
7670 * tree-sra.c (create_artificial_child_access): Return NULL if
7671 build_ref_for_offset fails.
7672 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7673 and create_artificial_child_access to fail.
7675 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7678 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7679 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7680 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7682 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7684 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7685 block, ensure it has an exit edge. Emit a barrier after a jump.
7687 2009-09-07 Nick Clifton <nickc@redhat.com>
7689 * gcc.c (this_is_linker_script): New variable. Like
7690 this_is_library_file but for the %T constructor.
7691 (end_going_arg): If this_is_linker_script is set then locate the
7692 script and insert a --script switch before it
7693 (do_spec_2): Initialise this_is_linker_script.
7694 (do_spec_1): Likewise. Handle %T construct.
7695 (eval_spec_function): Preserve this_is_linker_script.
7696 * doc/invoke.texi: Document %T construct in spec files.
7697 * config/m32c/m32c.h (LIB_SPEC): Use it.
7699 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7701 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7702 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7703 when volatile flag is set.
7704 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7706 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7709 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7710 (combine_stack_adjustments_for_block): Allow insns between stack
7711 adjustments and stores with corresponding pre-(dec|inc)rement or
7712 pre-modify operation.
7714 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7717 * combine-stack-adj.c (struct csa_memlist): Rename to...
7718 (struct csa_reflist): ... this. Rename mem field to ref.
7719 (free_csa_memlist): Rename to...
7720 (free_csa_reflist): ... this.
7721 (record_one_stack_memref): Rename to...
7722 (record_one_stack_ref): ... this. Handle also REG_P.
7723 (try_apply_stack_adjustment): Handle also REG_P.
7724 (struct record_stack_memrefs_data): Rename to...
7725 (struct record_stack_refs_data): ... this. Rename memlist field to
7727 (record_stack_memrefs): Rename to...
7728 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7729 subexpressions instead of failing when a MEM contains SP references.
7730 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7731 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7733 2009-09-06 Richard Guenther <rguenther@suse.de>
7736 * tree.c (build_array_type): Do not record types marked
7737 with structural equality in the canonical type hashtable.
7739 2009-09-06 Richard Guenther <rguenther@suse.de>
7742 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7744 2009-09-05 Richard Guenther <rguenther@suse.de>
7747 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7749 2009-09-05 Richard Guenther <rguenther@suse.de>
7752 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7754 2009-09-05 Richard Guenther <rguenther@suse.de>
7757 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7758 before comparing function argument types.
7760 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7763 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7766 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7769 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7771 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7772 locators before emit_insn is called.
7774 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7777 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7778 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7779 (reginfo_init): Don't call allocate_reg_info.
7781 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7784 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7785 NONDEBUG_INSN_P instead of INSN_P.
7787 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7790 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7792 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7795 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7796 pattern of the split.
7798 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7800 * toplev.c (process_options): Move setter of flag_var_tracking
7801 before other tests that depend on it. Move down setter of
7802 flag_rename_registers. Don't enable var-tracking-assignments
7803 by default if selective scheduling is enabled. Warn if both
7806 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7808 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7809 comment. Use switch statement to catch overlaps between rtx
7810 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7811 (IS_DECL_CODE): ... here. Remove.
7812 (check_value_is_not_decl): Remove.
7813 (dv_from_decl, dv_from_value): Check after conversion.
7815 2009-09-04 Richard Guenther <rguenther@suse.de>
7818 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7819 after emitting tunks. Move emitting thunks and ctors from ...
7820 (cgraph_optimize): ... here. Remove redundant
7821 cgraph_analyze_functions.
7822 * varasm.c (find_decl_and_mark_needed): Remove no longer
7824 (finish_aliases_1): Adjust check for thunk aliases.
7826 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7828 * config/arm/arm.md (ctzsi2): Added braces
7829 to avoid warning that broke booststrap.
7831 2009-09-04 Martin Jambor <mjambor@suse.cz>
7833 PR tree-optimization/41112
7834 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7835 handle variable-bounded arrays.
7836 (expr_with_var_bounded_array_refs_p): New function.
7837 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7839 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7841 * config/s390/2097.md: Removed two incorrect bypasses.
7842 (z10_fsimpdf): Fixed latency.
7843 (z10_fhex): New insn_reservation.
7844 (z10_floaddf): Fixed latency.
7845 (z10_floadsf): Fixed latency.
7846 (z10_ftrunctf): Fixed latency.
7847 (z10_ftruncdf): Fixed latency.
7848 * config/s390/s390.c (z10_cost): Fixed values.
7849 (s390_adjust_priority): Added z10 path.
7850 * config/s390/s390.md (type): Added fhex.
7851 (*mov<mode>_64dfp): Updated type attribute.
7852 (*mov<mode>_64): Updated type attribute.
7853 (*mov<mode>_31): Updated type attribute.
7854 (*mov<mode>"): Likewise.
7855 * config/s390/2084.md (x_fsimpdf): Updated condition.
7857 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7859 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7860 RTXs in the predicate for operand 1.
7862 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7864 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7865 (rbitsi2): New insn.
7866 (ctzsi2): New expand.
7867 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7869 2009-09-03 Martin Jambor <mjambor@suse.cz>
7871 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7872 (create_artificial_child_access): Use build_ref_for_offset instead
7873 of duplicate_expr_for_different_base.
7874 (propagate_subacesses_accross_link): Likewise.
7876 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7878 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7880 (mips16e_collect_argument_saves): Skip debug instructions.
7881 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7882 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7883 (r10k_insert_cache_barriers): Likewise.
7884 (mips_reorg_process_insns): Likewise.
7886 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7889 * ira.c (update_equiv_reg): Remove check on class likely spill.
7891 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7894 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7895 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7899 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7900 the stack slot if it is passed by invisible reference.
7901 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7902 by invisible reference.
7904 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7906 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7907 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7908 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7910 * config/bfin/sync.md: New file.
7911 * config/bfin/bfin.md: Include it.
7912 (UNSPEC_ATOMIC): New.
7913 (UNSPEC_ONES): Provide a unique number.
7915 From Jie Zhang <jie.zhang@analog.com>:
7916 * config/bfin/bfin.c (ret_regs): New.
7917 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7918 (must_save_rets_p): New.
7919 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7920 current_function_is_leaf.
7921 (do_link): Likewise.
7922 (do_unlink): Likewise.
7923 (expand_interrupt_handler_prologue): Use ret_regs array.
7924 (expand_interrupt_handler_epilogue): Use ret_regs array and
7925 pass return register to gen_return_internal.
7926 (bfin_expand_epilogue): Pass return register to
7927 gen_return_internal.
7928 (bfin_expand_call): Explicitly clobber RETS.
7929 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7930 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7931 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7932 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7934 (return_internal): Take a reg rtx rather than the register number.
7936 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7938 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7939 when comparing against estimated_loop_iterations_int return.
7941 2009-09-03 Richard Guenther <rguenther@suse.de>
7943 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7944 eh_personality_libfunc.
7946 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7948 * tree-parloops.c (separate_decls_in_region): Add space.
7950 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7952 * tree-parloops.c (separate_decls_in_region): Change the condition
7953 checking if there are reductions in the loop.
7955 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7957 PR tree-optimization/38275
7958 * tree-parloops.c (parallelize_loops): Replace profitability condition
7959 for expected number of iterations.
7961 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7963 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7964 (bootstrap-debug): Explain conditions in which it becomes default.
7965 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7968 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7970 * doc/invoke.texi (Optimize Options): Move
7971 -finline-small-functions to the -O2 list.
7973 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7975 * toplev.c (process_options): Enable var-tracking-assignments
7976 by default if var-tracking is enabled.
7978 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7980 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7982 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7983 * rtl.h (prev_nonnote_insn_bb): Declare it.
7985 2009-09-03 Diego Novillo <dnovillo@google.com>
7987 * cgraph.c (cgraph_node_for_decl): New.
7988 * cgraph.h (cgraph_node_for_decl): Declare.
7989 * tree.c (host_integerp): Return 0 if T is NULL.
7991 2009-09-03 Diego Novillo <dnovillo@google.com>
7993 * tree.h (struct alias_pair): Move from varasm.c.
7994 (alias_pairs): Likewise.
7995 (TYPE_MAXVAL): Define.
7996 (TYPE_MINVAL): Define.
7997 (iterative_hash_host_wide_int): Declare.
7998 (remove_unreachable_alias_pairs): Declare.
7999 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8000 * diagnostic.c (default_diagnostic_starter): Make extern.
8001 (default_diagnostic_finalizer): Make extern.
8002 * diagnostic.h (default_diagnostic_starter): Declare.
8003 (default_diagnostic_finalizer): Declare.
8004 (default_tree_printer): Declare.
8005 * toplev.c (default_tree_printer): Make extern.
8007 2009-09-03 Richard Guenther <rguenther@suse.de>
8008 Diego Novillo <dnovillo@google.com>
8010 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8011 * cgraphunit.c (cgraph_expand_function): Do not emit
8012 associated thunks from here.
8013 (cgraph_emit_thunks): New.
8014 (cgraph_optimize): Call it.
8015 Return if any IPA pass finds an error.
8016 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8019 2009-09-03 Simon Baldwin <simonb@google.com>
8020 Rafael Espindola <espindola@google.com>
8021 Richard Guenther <rguenther@suse.de>
8022 Doug Kwan <dougkwan@google.com>
8023 Diego Novillo <dnovillo@google.com>
8025 * tree.c: Include tree-pass.h, langhooks-def.h,
8026 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8027 (free_lang_data_in_type): New.
8028 (need_assembler_name_p): New.
8029 (free_lang_data_in_block): New.
8030 (free_lang_data_in_decl): New.
8031 (struct free_lang_data_d): New.
8032 (add_tree_to_fld_list): New.
8033 (find_decls_types_r): New.
8034 (get_eh_types_for_runtime): New.
8035 (find_decls_types_in_eh_region): New.
8036 (find_decls_types_in_node): New.
8037 (find_decls_types_in_var): New.
8038 (free_lang_data_in_cgraph): New.
8039 (free_lang_data): New.
8040 (gate_free_lang_data): New.
8041 (pass_ipa_free_lang_data): New.
8043 2009-09-03 Diego Novillo <dnovillo@google.com>
8045 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8046 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8047 (lang_hooks): Remove const qualifier.
8048 * ipa.c (cgraph_remove_unreachable_nodes): Call
8049 remove_unreachable_alias_pairs.
8050 * except.c (add_type_for_runtime): Check if TYPE has
8051 already been converted.
8052 (lookup_type_for_runtime): Likewise.
8053 (check_handled): Handle converted types.
8054 * varasm.c (remove_unreachable_alias_pairs): New.
8055 * gimple.c: Include demangle.h.
8056 (gimple_decl_printable_name): New.
8057 (gimple_fold_obj_type_ref): New.
8058 * gimple.h (gimple_decl_printable_name): Declare.
8059 (gimple_fold_obj_type_ref): Declare.
8060 * passes.c (init_optimization_passes): Add pass
8061 pass_ipa_free_lang_data.
8062 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8063 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8065 2009-09-03 Diego Novillo <dnovillo@google.com>
8067 * c-lang.c (lang_hooks): Remove const qualifier.
8069 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8071 * doc/install.texi (*-*-freebsd*): Update target information.
8073 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8075 * hard-reg-set.h (call_fixed_regs): Remove.
8076 * reginfo.c (call_fixed_regs): Remove.
8077 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8078 (globalize_reg): Don't use call_fixed_regs.
8079 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8082 2009-09-01 Michael Matz <matz@suse.de>
8084 * expr.h (emit_storent_insn, expand_expr_real_1,
8085 expand_expr_real_2): Declare.
8086 * expr.c (emit_storent_insn, expand_expr_real_1,
8087 expand_expr_real_2): Export.
8088 (store_expr): Setting and evaluating dont_return_target is useless.
8089 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8090 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
8091 * except.c (expand_resx_expr): Rename to ...
8092 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
8093 * except.h (expand_resx_stmt): Declare.
8094 * stmt.c: Add include gimple.h
8095 (expand_asm_expr): Rename to ...
8096 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
8097 (expand_case): Rewrite to take gimple statement.
8098 * tree.h (expand_asm_stmt): Declare.
8099 (expand_case): Change prototype.
8100 * Makefile.in (stmt.o): Depend on gimple.h.
8101 * builtins.c (expand_builtin_synchronize): Build gimple asm
8102 statement, not an ASM_EXPR.
8103 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
8104 gimple_to_tree, release_stmt_tree): Remove.
8105 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
8106 ggc_free, but hold comparison code and operands separately.
8107 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
8108 (expand_call_stmt, expand_gimple_stmt_1,
8109 expand_gimple_stmt): New helpers.
8110 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
8111 release_stmt_tree. Call expand_gimple_stmt instead.
8112 (expand_gimple_basic_block): Ditto.
8114 * calls.c (emit_call_1): Don't look at EH regions here, make
8115 fntree parameter useless.
8116 (expand_call): New local rettype for TREE_TYPE(exp), use it
8117 throughout. Remove local p, use addr instead.
8118 Don't look at EH regions here.
8120 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
8122 * doc/invoke.texi (-fsched-pressure): Document it.
8123 (-fsched-reg-pressure-heuristic): Remove it.
8125 * reload.c (ira.h): Include.
8126 (find_reloads): Add choosing reload on number of small spilled
8129 * haifa-sched.c (ira.h): Include.
8130 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8131 saved_reg_pressure, curr_reg_live, saved_reg_live,
8132 region_ref_regs): New variables.
8133 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8134 initiate_reg_pressure_info, setup_ref_regs,
8135 initiate_bb_reg_pressure_info, save_reg_pressure,
8136 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8138 (setup_insn_reg_pressure_info): New function.
8139 (rank_for_schedule): Add pressure checking and insn issue time.
8140 Remove comparison of insn reg weights.
8141 (ready_sort): Set insn reg pressure info.
8142 (update_register_pressure, setup_insn_max_reg_pressure,
8143 update_reg_and_insn_max_reg_pressure,
8144 sched_setup_bb_reg_pressure_info): New functions.
8145 (schedule_insn): Add code for printing and updating reg pressure info.
8146 (find_set_reg_weight, find_insn_reg_weight): Remove.
8147 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8148 (debug_ready_list): Print reg pressure info.
8149 (schedule_block): Ditto. Check insn issue time.
8150 (sched_init): Set up sched_pressure_p. Allocate and set up some
8151 reg pressure related info.
8152 (sched_finish): Free some reg pressure related info.
8153 (fix_tick_ready): Make insn always ready if pressure_p.
8154 (init_h_i_d): Don't call find_insn_reg_weight.
8155 (haifa_finish_h_i_d): Free insn reg pressure info.
8157 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8158 ira_memory_move_cost, ira_class_hard_regs,
8159 ira_class_hard_regs_num, ira_no_alloc_regs,
8160 ira_available_class_regs, ira_reg_class_cover_size,
8161 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8163 * ira-lives.c (single_reg_class): Check mode to find how many
8164 registers are necessary for operand.
8165 (ira_implicitly_set_insn_hard_regs): New.
8167 * common.opt (fsched-pressure): New options.
8168 (fsched-reg-pressure-heuristic): Remove.
8170 * ira.c (setup_eliminable_regset): Rename to
8171 ira_setup_eliminable_regset. Make it external.
8172 (expand_reg_info): Pass cover class to setup_reg_classes.
8173 (ira): Call resize_reg_info instead of allocate_reg_info.
8175 * sched-deps.c: Include ira.h.
8176 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8177 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8178 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8179 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8180 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8181 mark_insn_reg_store, mark_insn_reg_clobber,
8182 setup_insn_reg_pressure_info): New.
8183 (sched_analyze_1): Update implicit_reg_pending_uses.
8184 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8185 Use them to create dependencies. Set insn reg uses and pressure
8186 info. Process reg_pending_uses in one place.
8187 (free_deps): Free implicit sets.
8188 (remove_from_deps): Remove implicit sets if necessary. Check
8189 implicit sets when clearing reg_last_in_use.
8190 (init_deps_global): Clear implicit_reg_pending_clobbers and
8191 implicit_reg_pending_uses.
8193 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8194 ira_memory_move_cost, ira_class_hard_regs,
8195 ira_class_hard_regs_num, ira_no_alloc_regs,
8196 ira_available_class_regs, ira_reg_class_cover_size,
8197 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8198 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8199 ira_implicitly_set_insn_hard_regs): New prototypes.
8201 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8202 cost_elements_num): New variables.
8203 (allocno_costs, total_costs): Rename to costs and
8204 total_allocno_costs.
8205 (COSTS_OF_ALLOCNO): Rename to COSTS.
8206 (allocno_pref): Rename to pref.
8207 (allocno_pref_buffer): Rename to pref_buffer.
8208 (common_classes): Rename to regno_cover_class.
8210 (record_reg_classes): Set allocno attributes only if allocno_p.
8211 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8212 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8213 and COSTS_OF_ALLOCNO.
8214 (print_costs): Rename to print_allocno_costs.
8215 (print_pseudo_costs): New.
8216 (process_bb_node_for_costs): Split into 2 functions with new
8217 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8218 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8219 new parameter dump_file. Use cost_elements_num instead of
8220 ira_allocnos_num. Make one iteration if preferred classes were
8221 already calculated for scheduler. Make 2 versions of code
8222 depending on allocno_p.
8223 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8224 regno_cover_class and COSTS instead of common_classes and
8226 (init_costs, finish_costs): New.
8227 (ira_costs): Set up allocno_p and cost_elements_num. Call
8228 init_costs and finish_costs.
8229 (ira_set_pseudo_classes): New.
8231 * rtl.h (allocate_reg_info): Remove.
8232 (resize_reg_info): Change return type.
8233 (reg_cover_class): New.
8234 (setup_reg_classes): Add new parameter.
8236 * sched-int.h (struct deps_reg): New member implicit_sets.
8237 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8238 (INCREASE_BITS): New macro.
8239 (struct reg_pressure_data, struct reg_use_data): New.
8240 (struct _haifa_insn_data): Remove reg_weight. Add members
8241 reg_pressure, reg_use_list, reg_set_list, and
8242 reg_pressure_excess_cost_change.
8243 (struct deps): New member implicit_sets.
8244 (pressure_p): New variable.
8245 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8246 (struct reg_pressure_data, struct reg_use_data): New.
8247 (INSN_REG_WEIGHT): Remove.
8248 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8249 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8250 (sched_init_region_reg_pressure_info,
8251 sched_setup_bb_reg_pressure_info): New prototypes.
8253 * reginfo.c (struct reg_pref): New member coverclass.
8254 (reg_cover_class): New function.
8255 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8256 (reg_info_size): New variable.
8257 (allocate_reg_info): Make static. Setup reg_info_size.
8258 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8259 (setup_reg_classes): Add a new parameter. Setup cover class too.
8261 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8264 * sched-rgn.c (deps_join): Set up implicit_sets.
8265 (schedule_region): Set up region and basic blocks pressure
8268 * passes.c (init_optimization_passes): Move
8269 pass_subregs_of_mode_init before pass_sched.
8271 2009-09-02 Martin Jambor <mjambor@suse.cz>
8273 * tree-sra.c (struct access): New field grp_hint.
8274 (dump_access): Dump grp_hint.
8275 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8277 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8278 those which have been specifically read and somehow written to.
8279 (propagate_subacesses_accross_link): Set grp_hint of right child and
8280 also possibly of the left child.
8282 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8284 * tree-object-size.c (addr_object_size): Always use object_size_type
8285 0 or 2 when determining the pointer pointed object size.
8287 2009-09-02 Richard Guenther <rguenther@suse.de>
8290 2009-08-31 Richard Guenther <rguenther@suse.de>
8292 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8293 to query if the memory regions for memmove overlap.
8294 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8295 asserts on pointers, instead deal with odd trees.
8296 (ptr_derefs_may_alias_p): Likewise.
8297 (refs_may_alias_p_1): Constructor bases also never alias.
8299 2009-08-01 Christian Bruel <christian.bruel@st.com>
8302 2009-07-31 Christian Bruel <christian.bruel@st.com>
8303 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8305 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8307 * doc/invoke.texi (-fvar-tracking-assignments): New.
8308 (-fvar-tracking-assignments-toggle): New.
8309 (-fdump-final-insns=file): Mark filename as optional.
8310 (--param min-nondebug-insn-uid): New.
8311 (-gdwarf-@{version}): Mention version 4.
8312 * opts.c (common_handle_option): Accept it.
8313 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8314 * regrename.c (regrename_optimize): Drop last. Don't count debug
8315 insns as uses. Don't reject change because of debug insn.
8316 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8317 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8318 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8319 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8320 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8321 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8322 * doc/gimple.texi (is_gimple_debug): New.
8323 (gimple_debug_bind_p): New.
8324 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8325 * doc/install.texi (bootstrap-debug): More details.
8326 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8327 (bootstrap-debug-lib): More details.
8328 (bootstrap-debug-ckovw): Update.
8329 (bootstrap-time): New.
8330 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8331 (insert_phi_nodes_for): Insert debug stmts.
8332 (rewrite_stmt): Take iterator. Insert debug stmts.
8333 (rewrite_enter_block): Adjust.
8334 (maybe_replace_use_in_debug_stmt): New.
8335 (rewrite_update_stmt): Use it.
8336 (mark_use_interesting): Return early for debug stmts.
8337 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8338 stmts before replacing stmt.
8339 (move_computations_stmt): Likewise.
8340 * ira-conflicts.c (add_copies): Skip debug insns.
8341 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8342 (regstat_bb_compute_ri): Skip debug insns.
8343 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8344 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8345 check_loop_closed_ssa_stmt): Skip debug stmts.
8346 * tree-tailcall.c (find_tail_calls): Likewise.
8347 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8348 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8349 (build_var_debug_value_stat): Declare.
8350 (build_var_debug_value): Define.
8351 (target_for_debug_bind): Declare.
8352 * reload.c (find_equiv_reg): Skip debug insns.
8353 * rtlanal.c (reg_used_between_p): Skip debug insns.
8354 (side_effects_p): Likewise.
8355 (canonicalize_condition): Likewise.
8356 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8357 insns never depend on debug insns.
8358 (create_ddg_dep_no_link): Likewise.
8359 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8360 Don't add inter-loop dependencies for debug insns.
8361 (build_intra_loop_deps): Likewise.
8362 (create_ddg): Count debug insns.
8363 * ddg.h (struct ddg::num_debug): New.
8364 (num_backargs): Pair up with previous int field.
8365 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8366 -fcompare-debug-second.
8367 * final.c (get_attr_length_1): Skip debug insns.
8368 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8369 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8370 (driver_self_specs): Map -fdump-final-insns to
8371 -fdump-final-insns=..
8372 (get_local_tick): New.
8373 (compare_debug_dump_opt_spec_function): Test for . argument and
8374 compute output name. Compute temp output spec without flag name.
8375 Compute -frandom-seed.
8376 (OPT): Undef after use.
8377 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8378 (average_num_loop_insns): Likewise.
8379 * params.h (MIN_NONDEBUG_INSN_UID): New.
8380 * gimple.def (GIMPLE_DEBUG): New.
8381 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8382 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8383 (merge_in_block): Fix whitespace.
8384 * toplev.c (flag_var_tracking): Update comment.
8385 (flag_var_tracking_assignments): New.
8386 (flag_var_tracking_assignments_toggle): New.
8387 (process_options): Don't open final insns dump file if we're not
8388 going to write to it. Compute defaults for var_tracking.
8389 * df-scan.c (df_insn_rescan_debug_internal): New.
8390 (df_uses_record): Handle debug insns.
8391 * haifa-sched.c (ready): Initialize n_debug.
8392 (contributes_to_priority): Skip debug insns.
8393 (dep_list_size): New.
8395 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8396 they're ready. Disregard previous debug insns to make decisions.
8397 (queue_insn): Never queue debug insns.
8398 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8399 (schedule_insn): Don't reject debug insns because of issue rate.
8400 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8401 (queue_to_ready): Skip and discount debug insns.
8402 (choose_ready): Let debug insns through.
8403 (schedule_block): Check boundary debug insns. Discount debug
8404 insns, schedule them early. Adjust whitespace.
8405 (set_priorities): Check for boundary debug insns.
8406 (add_jump_dependencies): Use dep_list_size.
8407 (prev_non_location_insn): New.
8408 (check_cfg): Use it.
8409 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8411 (remove_unused_ivs): Reset debug stmts.
8412 * modulo-sched.c (const_iteration_count): Skip debug insns.
8413 (res_MII): Discount debug insns.
8414 (loop_single_full_bb_p): Skip debug insns.
8415 (sms_schedule): Likewise.
8416 (sms_schedule_by_order): Likewise.
8417 (ps_has_conflicts): Likewise.
8418 * caller-save.c (refmarker_fn): New.
8419 (save_call_clobbered_regs): Replace regs with saved mem in
8421 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8422 Call refmarker_fn mark for hardregnos.
8423 (mark_reg_as_referenced): New.
8424 (replace_reg_with_saved_mem): New.
8425 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8426 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8428 (cse_extended_basic_block): Skip debug insns.
8429 (count_reg_usage): Likewise.
8430 (is_dead_reg): New, split out of...
8431 (set_live_p): ... here.
8432 (insn_live_p): Use it for debug insns.
8433 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8434 (execute_optimize_stdarg): Likewise.
8435 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8436 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8437 changes in debug stmts as changes.
8438 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8439 (moveup_expr): Don't move across debug insns. Don't move
8440 debug insn if it would create a bookkeeping block.
8441 (moveup_expr_cached): Don't use cache for debug insns that
8442 are heads of blocks.
8443 (compute_av_set_inside_bb): Skip debug insns.
8444 (sel_rank_for_schedule): Schedule debug insns first. Remove
8446 (block_valid_for_bookkeeping_p); Support lax searches.
8447 (create_block_for_bookkeeping): Adjust block numbers when
8448 encountering debug-only blocks.
8449 (find_place_for_bookkeeping): Deal with debug-only blocks.
8450 (generate_bookkeeping_insn): Accept no place to insert.
8451 (remove_temp_moveop_nops): New argument full_tidying.
8452 (prepare_place_to_insert): Deal with debug insns.
8453 (advance_state_on_fence): Debug insns don't start cycles.
8454 (update_boundaries): Take fence as argument. Deal with
8456 (schedule_expr_on_boundary): No full_tidying on debug insns.
8457 (fill_insns): Deal with debug insns.
8458 (track_scheduled_insns_and_blocks): Don't count debug insns.
8459 (need_nop_to_preserve_insn_bb): New, split out of...
8460 (remove_insn_from_stream): ... this.
8461 (fur_orig_expr_not_found): Skip debug insns.
8462 * rtl.def (VALUE): Move up.
8464 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8465 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8466 Set it if debug stmts are found.
8467 (statement_sink_location): Skip debug stmts. Propagate
8468 moving defs into debug stmts.
8469 * ifcvt.c (first_active_insn): Skip debug insns.
8470 (last_active_insns): Likewise.
8471 (cond_exec_process_insns): Likewise.
8472 (noce_process_if_block): Likewise.
8473 (check_cond_move_block): Likewise.
8474 (cond_move_convert_if_block): Likewise.
8475 (block_jumps_and_fallthru_p): Likewise.
8476 (dead_or_predicable): Likewise.
8477 * dwarf2out.c (debug_str_hash_forced): New.
8478 (find_AT_string): Add comment.
8479 (gen_label_for_indirect_string): New.
8480 (get_debug_string_label): New.
8481 (AT_string_form): Use it.
8482 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8483 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8484 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8485 several operations that cannot be represented with DWARF opcodes.
8486 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8487 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8488 (dwarf2out_var_location): Take during-call mark into account.
8489 (output_indirect_string): Update comment. Output if there are
8490 label and references.
8491 (prune_indirect_string): New.
8492 (prune_unused_types): Call it if debug_str_hash_forced.
8493 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8494 (dw_long_long_const): Remove.
8495 (struct dw_val_struct): Change val_long_long type to rtx.
8496 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8497 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8498 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8499 component instead of HOST_BITS_PER_LONG.
8500 (output_loc_operands): Likewise. For const8* assert
8501 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8502 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8503 rather than HOST_BITS_PER_LONG is >= 64.
8504 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8506 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8507 HOST_BITS_PER_LONG for dw_val_class_long_long.
8508 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8509 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8510 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8512 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8513 Handle DW_OP_implicit_value.
8514 (extract_int): Move prototype earlier.
8515 (mem_loc_descriptor): For SUBREG punt if inner
8516 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8517 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8518 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8519 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8520 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8521 instead of Pmode size.
8522 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8523 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8524 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8525 (concat_loc_descriptor, concatn_loc_descriptor,
8526 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8527 (add_location_or_const_value_attribute): Likewise. For single
8528 location loc_lists attempt to use add_const_value_attribute
8529 for constant decls. Add DW_AT_const_value even if
8530 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8532 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8533 (control_flow_insn_p): Likewise.
8534 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8535 (separate_decls_in_region_debug_bind): New.
8536 (separate_decls_in_region): Process debug bind stmts afterwards.
8537 * recog.c (verify_changes): Handle debug insns.
8538 (extract_insn): Likewise.
8539 (peephole2_optimize): Skip debug insns.
8540 * dse.c (scan_insn): Skip debug insns.
8541 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8543 (setup_id_for_insn): Handle debug insns.
8544 (maybe_tidy_empty_bb): Adjust whitespace.
8545 (tidy_control_flow): Skip debug insns.
8546 (sel_remove_insn): Adjust for debug insns.
8547 (sel_estimate_number_of_insns): Skip debug insns.
8548 (create_insn_rtx_from_pattern): Handle debug insns.
8549 (create_copy_of_insn_rtx): Likewise.
8550 * sel-sched-.h (sel_bb_end): Declare.
8551 (sel_bb_empty_or_nop_p): New.
8552 (get_all_loop_exits): Use it.
8553 (_eligible_successor_edge_p): Likewise.
8554 (return_nop_to_pool): Adjust.
8555 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8556 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8557 * gimple-pretty-print.c (dump_gimple_debug): New.
8558 (dump_gimple_stmt): Use it.
8559 (dump_bb_header): Skip gimple debug stmts.
8560 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8561 (fixup_match_2): Likewise.
8562 (regmove_backward_pass): Likewise. Simplify combined
8563 replacement. Handle debug insns.
8564 * function.c (instantiate_virtual_regs): Handle debug insns.
8565 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8566 * print-rtl.h: Include cselib.h.
8567 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8568 * df.h (df_inns_rescan_debug_internal): Declare.
8569 * gcse.c (alloc_hash_table): Estimate n_insns.
8570 (cprop_insn): Don't regard debug insns as changes.
8571 (bypass_conditional_jumps): Skip debug insns.
8572 (one_pre_gcse_pass): Adjust.
8573 (one_code_hoisting_pass): Likewise.
8574 (compute_ld_motion_mems): Skip debug insns.
8575 (one_cprop_pass): Adjust.
8576 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8577 (if_convertible_stmt_p): Handle debug stmts.
8578 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8579 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8580 * ira-build.c (create_bb_allocnos): Skip debug insns.
8581 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8582 (has_single_use): Likewise.
8583 (single_imm_use): Likewise.
8584 (num_imm_uses): Likewise.
8585 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8586 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8587 (create_outofssa_var_map): Likewise.
8588 * lower-subreg.c (adjust_decomposed_uses): New.
8589 (resolve_debug): New.
8590 (decompose_multiword_subregs): Use it.
8591 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8592 * emit-rtl.c: Include params.h.
8593 (cur_debug_insn_uid): Define.
8594 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8595 (copy_rtx_if_shared_1): Handle debug insns.
8596 (reset_used_flags): Likewise.
8597 (set_used_flags): LIkewise.
8598 (get_max_insn_count): New.
8599 (next_nondebug_insn): New.
8600 (prev_nondebug_insn): New.
8601 (make_debug_insn_raw): New.
8602 (emit_insn_before_noloc): Handle debug insns.
8603 (emit_jump_insn_before_noloc): Likewise.
8604 (emit_call_insn_before_noloc): Likewise.
8605 (emit_debug_insn_before_noloc): New.
8606 (emit_insn_after_noloc): Handle debug insns.
8607 (emit_jump_insn_after_noloc): Likewise.
8608 (emit_call_insn_after_noloc): Likewise.
8609 (emit_debug_insn_after_noloc): Likewise.
8610 (emit_insn_after): Take loc from earlier non-debug insn.
8611 (emit_jump_insn_after): Likewise.
8612 (emit_call_insn_after): Likewise.
8613 (emit_debug_insn_after_setloc): New.
8614 (emit_debug_insn_after): New.
8615 (emit_insn_before): Take loc from later non-debug insn.
8616 (emit_jump_insn_before): Likewise.
8617 (emit_call_insn_before): Likewise.
8618 (emit_debug_insn_before_setloc): New.
8619 (emit_debug_insn_before): New.
8620 (emit_insn): Handle debug insns.
8621 (emit_debug_insn): New.
8622 (emit_jump_insn): Handle debug insns.
8623 (emit_call_insn): Likewise.
8625 (init_emit): Take min-nondebug-insn-uid into account.
8626 Initialize cur_debug_insn_uid.
8627 (emit_copy_of_insn_after): Handle debug insns.
8628 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8629 location of single rhs in place.
8630 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8631 (floor_sdiv_adjust): New.
8632 (cell_sdiv_adjust): New.
8633 (cell_udiv_adjust): New.
8634 (round_sdiv_adjust): New.
8635 (round_udiv_adjust): New.
8636 (wrap_constant): Moved from cselib.
8637 (unwrap_constant): New.
8638 (expand_debug_expr): New.
8639 (expand_debug_locations): New.
8640 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8642 (gimple_expand_cfg): Expand debug locations.
8643 * cselib.c: Include tree-pass.h.
8644 (struct expand_value_data): New.
8645 (cselib_record_sets_hook): New.
8646 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8647 (cselib_clear_table): Move, and implemnet in terms of...
8648 (cselib_reset_table_with_next_value): ... this.
8649 (cselib_get_next_unknown_value): New.
8650 (discard_useless_locs): Don't discard preserved values.
8651 (cselib_preserve_value): New.
8652 (cselib_preserved_value_p): New.
8653 (cselib_preserve_definitely): New.
8654 (cselib_clear_preserve): New.
8655 (cselib_preserve_only_values): New.
8656 (new_cselib_val): Take rtx argument. Dump it in details.
8657 (cselib_lookup_mem): Adjust.
8658 (expand_loc): Take regs_active in struct. Adjust. Silence
8659 dumps unless details are requested.
8660 (cselib_expand_value_rtx_cb): New.
8661 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8662 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8663 without details. Copy more subregs. Try to resolve values
8664 using a callback. Wrap constants.
8665 (cselib_subst_to_values): Adjust.
8666 (cselib_log_lookup): New.
8667 (cselib_lookup): Call it.
8668 (cselib_invalidate_regno): Don't count preserved values as useless.
8669 (cselib_invalidate_mem): Likewise.
8670 (cselib_record_set): Likewise.
8671 (struct set): Renamed to cselib_set, moved to cselib.h.
8672 (cselib_record_sets): Adjust. Call hook.
8673 (cselib_process_insn): Reset table when it would be cleared.
8674 (dump_cselib_val): New.
8675 (dump_cselib_table): New.
8676 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8677 (remove_forwarder_block): Support moving debug stmts.
8678 * cselib.h (cselib_record_sets_hook): Declare.
8679 (cselib_expand_callback): New type.
8680 (cselib_expand_value_rtx_cb): Declare.
8681 (cselib_reset_table_with_next_value): Declare.
8682 (cselib_get_next_unknown_value): Declare.
8683 (cselib_preserve_value): Declare.
8684 (cselib_preserved_value_p): Declare.
8685 (cselib_preserve_only_values): Declare.
8686 (dump_cselib_table): Declare.
8687 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8688 (try_crossjump_to_edge): Likewise.
8689 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8690 dominated blocks when debug stmts are present.
8691 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8692 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8693 (set_var_live_on_entry): Likewise.
8694 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8695 * cfglayout.c (curr_location, last_location): Make static.
8696 (set_curr_insn_source_location): Don't avoid bouncing.
8697 (get_curr_insn_source_location): New.
8698 (get_curr_insn_block): New.
8699 (duplicate_insn_chain): Handle debug insns.
8700 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8702 * common.opt (fcompare-debug): Move to sort order.
8703 (fdump-unnumbered-links): Likewise.
8704 (fvar-tracking-assignments): New.
8705 (fvar-tracking-assignments-toggle): New.
8706 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8707 because of debug stmts.
8708 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8709 (eliminate_unnecessary_stmts): Walk dominated blocks before
8711 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8712 * ira.c (memref_used_between_p): Skip debug insns.
8713 (update_equiv_regs): Likewise.
8714 * sched-deps.c (sd_lists_size): Accept empty list.
8715 (sd_init_insn): Mark debug insns.
8716 (sd_finish_insn): Unmark them.
8717 (sd_add_dep): Reject non-debug deps on debug insns.
8718 (fixup_sched_groups): Give debug insns group treatment.
8720 (sched_analyze_reg): Don't mark debug insns for sched before call.
8721 (sched_analyze_2): Handle debug insns.
8722 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8724 (deps_analyze_insn): Handle debug insns.
8725 (deps_start_bb): Skip debug insns.
8726 (init_deps): Initialize last_debug_insn.
8727 * tree-ssa.c (target_for_debug_bind): New.
8728 (find_released_ssa_name): New.
8729 (propagate_var_def_into_debug_stmts): New.
8730 (propagate_defs_into_debug_stmts): New.
8731 (verify_ssa): Skip debug bind stmts without values.
8732 (warn_uninialized_vars): Skip debug stmts.
8733 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8734 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8735 (rtx_equal_p): Likewise.
8736 * ira-costs.c (scan_one_insn): Skip debug insns.
8737 (process_bb_node_for_hard_reg_moves): Likewise.
8738 * rtl.h (DEBUG_INSN_P): New.
8739 (NONDEBUG_INSN_P): New.
8740 (MAY_HAVE_DEBUG_INSNS): New.
8741 (INSN_P): Accept debug insns.
8742 (RTX_FRAME_RELATED_P): Likewise.
8743 (INSN_DELETED_P): Likewise
8744 (PAT_VAR_LOCATION_DECL): New.
8745 (PAT_VAR_LOCATION_LOC): New.
8746 (PAT_VAR_OCATION_STATUS): New.
8747 (NOTE_VAR_LOCATION_DECL): Reimplement.
8748 (NOTE_VAR_LOCATION_LOC): Likewise.
8749 (NOTE_VAR_LOCATION_STATUS): Likewise.
8750 (INSN_VAR_LOCATION): New.
8751 (INSN_VAR_LOCATION_DECL): New.
8752 (INSN_VAR_LOCATION_LOC): New.
8753 (INSN_VAR_LOCATION_STATUS): New.
8754 (gen_rtx_UNKNOWN_VAR_LOC): New.
8755 (VAR_LOC_UNKNOWN_P): New.
8756 (NOTE_DURING_CALL_P): New.
8757 (SCHED_GROUP_P): Accept debug insns.
8758 (emit_debug_insn_before): Declare.
8759 (emit_debug_insn_before_noloc): Declare.
8760 (emit_debug_insn_beore_setloc): Declare.
8761 (emit_debug_insn_after): Declare.
8762 (emit_debug_insn_after_noloc): Declare.
8763 (emit_debug_insn_after_setloc): Declare.
8764 (emit_debug_insn): Declare.
8765 (make_debug_insn_raw): Declare.
8766 (prev_nondebug_insn): Declare.
8767 (next_nondebug_insn): Declare.
8768 (delegitimize_mem_from_attrs): Declare.
8769 (get_max_insn_count): Declare.
8770 (wrap_constant): Declare.
8771 (unwrap_constant): Declare.
8772 (get_curr_insn_source_location): Declare.
8773 (get_curr_insn_block): Declare.
8774 * tree-inline.c (insert_debug_decl_map): New.
8775 (processing_debug_stmt): New.
8776 (remap_decl): Don't create new mappings in debug stmts.
8777 (remap_gimple_op_r): Don't add references in debug stmts.
8778 (copy_tree_body_r): Likewise.
8779 (remap_gimple_stmt): Handle debug bind stmts.
8780 (copy_bb): Skip debug stmts.
8781 (copy_edges_for_bb): Likewise.
8782 (copy_debug_stmt): New.
8783 (copy_debug_stmts): New.
8784 (copy_body): Copy debug stmts at the end.
8785 (insert_init_debug_bind): New.
8786 (insert_init_stmt): Take id. Skip and emit debug stmts.
8787 (setup_one_parameter): Remap variable earlier, register debug mapping.
8788 (estimate_num_insns): Skip debug stmts.
8789 (expand_call_inline): Preserve debug_map.
8790 (optimize_inline_calls): Check for no debug_stmts left-overs.
8791 (unsave_expr_now): Preserve debug_map.
8792 (copy_gimple_seq_and_replace_locals): Likewise.
8793 (tree_function_versioning): Check for no debug_stmts left-overs.
8794 Init and destroy debug_map as needed. Split edges unconditionally.
8795 (build_duplicate_type): Init and destroy debug_map as needed.
8796 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8797 (struct copy_body_data): Add debug_stmts and debug_map.
8798 * sched-int.h (struct ready_list): Add n_debug.
8799 (struct deps): Add last_debug_insn.
8800 (DEBUG_INSN_SCHED_P): New.
8801 (BOUNDARY_DEBUG_INSN_P): New.
8802 (SCHEDULE_DEBUG_INSN_P): New.
8803 (sd_iterator_cond): Accept empty list.
8804 * combine.c (create_log_links): Skip debug insns.
8805 (combine_instructions): Likewise.
8806 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8807 return value is always unshared.
8808 (struct rtx_subst_pair): New.
8809 (auto_adjust_pair): New.
8810 (propagate_for_debug_subst): New.
8811 (propagate_for_debug): New.
8812 (try_combine): Skip debug insns. Propagate removed defs into
8814 (next_nonnote_nondebug_insn): New.
8815 (distribute_notes): Use it. Skip debug insns.
8816 (distribute_links): Skip debug insns.
8817 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8818 * resource.c (mark_target_live_regs): Likewise.
8819 * var-tracking.c: Include cselib.h and target.h.
8820 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8822 (micro_operation_type_name): New.
8823 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8824 (struct micro_operation_def): Update comments.
8825 (decl_or_value): New type. Use instead of decls.
8826 (struct emit_note_data_def): Add vars.
8827 (struct attrs_def): Use decl_or_value.
8828 (struct variable_tracking_info_def): Add permp, flooded.
8829 (struct location_chain_def): Update comment.
8830 (struct variable_part_def): Use decl_or_value.
8831 (struct variable_def): Make var_part a variable length array.
8833 (scratch_regs): New.
8834 (cselib_hook_called): New.
8835 (dv_is_decl_p): New.
8836 (dv_is_value_p): New.
8839 (dv_as_opaque): New.
8840 (dv_onepart_p): New.
8842 (IS_DECL_CODE): New.
8843 (check_value_is_not_decl): New.
8844 (dv_from_decl): New.
8845 (dv_from_value): New.
8846 (dv_htab_hash): New.
8847 (variable_htab_hash): Use it.
8848 (variable_htab_eq): Support values.
8849 (variable_htab_free): Free from the right pool.
8850 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8851 (attrs_list_union): Adjust.
8852 (attrs_list_mpdv_union): New.
8853 (tie_break_pointers): New.
8854 (canon_value_cmp): New.
8855 (unshare_variable): Return possibly-modified slot.
8856 (vars_copy_1): Adjust.
8857 (var_reg_decl_set): Adjust. Split out of...
8858 (var_reg_set): ... this.
8859 (get_init_value): Adjust.
8860 (var_reg_delete_and_set): Adjust.
8861 (var_reg_delete): Adjust.
8862 (var_regno_delete): Adjust.
8863 (var_mem_decl_set): Split out of...
8864 (var_mem_set): ... this.
8865 (var_mem_delete_and_set): Adjust.
8866 (var_mem_delete): Adjust.
8870 (variable_union): Adjust. Speed up merge of 1-part vars.
8871 (variable_canonicalize): Use unshared slot.
8872 (VALUED_RECURSED_INTO): New.
8873 (find_loc_in_1pdv): New.
8874 (struct dfset_merge): New.
8875 (insert_into_intersection): New.
8876 (intersect_loc_chains): New.
8878 (canonicalize_loc_order_check): New.
8879 (canonicalize_values_mark): New.
8880 (canonicalize_values_star): New.
8881 (variable_merge_over_cur): New.
8882 (variable_merge_over_src): New.
8883 (dataflow_set_merge): New.
8884 (dataflow_set_equiv_regs): New.
8885 (remove_duplicate_values): New.
8886 (struct dfset_post_merge): New.
8887 (variable_post_merge_new_vals): New.
8888 (variable_post_merge_perm_vals): New.
8889 (dataflow_post_merge_adjust): New.
8890 (find_mem_expr_in_1pdv): New.
8891 (dataflow_set_preserve_mem_locs): New.
8892 (dataflow_set_remove_mem_locs): New.
8893 (dataflow_set_clear_at_call): New.
8894 (onepart_variable_different_p): New.
8895 (variable_different_p): Use it.
8896 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8897 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8899 (track_loc_p): Pass it true.
8900 (struct count_use_info): New.
8901 (find_use_val): New.
8902 (replace_expr_with_values): New.
8904 (use_type): New, partially split out of...
8905 (count_uses): ... this. Count new micro-ops.
8906 (count_uses_1): Adjust.
8907 (count_stores): Adjust.
8908 (count_with_sets): New.
8909 (VAL_NEEDS_RESOLUTION): New.
8910 (VAL_HOLDS_TRACK_EXPR): New.
8911 (VAL_EXPR_IS_COPIED): New.
8912 (VAL_EXPR_IS_CLOBBERED): New.
8913 (add_uses): Adjust. Generate new micro-ops.
8914 (add_uses_1): Adjust.
8915 (add_stores): Generate new micro-ops.
8916 (add_with_sets): New.
8917 (find_src_status): Adjust.
8918 (find_src_set_src): Adjust.
8919 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8920 Handle new micro-ops. Canonicalize value equivalances.
8921 (vt_find_locations): Compute total size of hash tables for
8922 dumping. Perform merge for var-tracking-assignments. Don't
8923 disregard single-block loops.
8924 (dump_attrs_list): Handle decl_or_value.
8925 (dump_variable): Take variable. Deal with decl_or_value.
8926 (dump_variable_slot): New.
8927 (dump_vars): Use it.
8928 (dump_dataflow_sets): Adjust.
8929 (set_slot_part): New, extended to support one-part variables
8930 after splitting out of...
8931 (set_variable_part): ... this.
8932 (clobber_slot_part): New, split out of...
8933 (clobber_variable_part): ... this.
8934 (delete_slot_part): New, split out of...
8935 (delete_variable_part): .... this.
8936 (check_wrap_constant): New.
8937 (vt_expand_loc_callback): New.
8938 (vt_expand_loc): New.
8939 (emit_note_insn_var_location): Adjust. Handle values. Handle
8940 EMIT_NOTE_AFTER_CALL_INSN.
8941 (emit_notes_for_differences_1): Adjust. Handle values.
8942 (emit_notes_for_differences_2): Likewise.
8943 (emit_notes_for_differences): Adjust.
8944 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8945 Adjust. Handle new micro-ops.
8946 (vt_add_function_parameters): Adjust. Create and bind values.
8947 (vt_initialize): Adjust. Initialize scratch_regs and
8948 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8949 operations. Move some code to count_with_sets and add_with_sets.
8950 (delete_debug_insns): New.
8951 (vt_debug_insns_local): New.
8952 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8954 (var_tracking_main): If var-tracking-assignments is enabled
8955 but var-tracking isn't, delete debug insns and leave. Likewise
8956 if we exceed limits or fail the stack adjustments tests, and
8957 after all var-tracking processing.
8958 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8959 (dataflow_set): Add traversed_vars.
8960 (value_chain, const_value_chain): New typedefs.
8961 (value_chain_pool, value_chains): New variables.
8962 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8963 add_value_chains, add_cselib_value_chains, remove_value_chain,
8964 remove_value_chains, remove_cselib_value_chains): New functions.
8965 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8966 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8968 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8969 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8970 (dst_can_be_shared): New variable.
8971 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8972 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8973 different from set->vars, look up slot again instead of using the
8975 (dataflow_set_init): Initialize traversed_vars.
8976 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8977 lookup if set->vars is shared. Don't keep slot cleared before
8978 calling unshare_variable. Unshare set->vars if needed. Adjust
8979 unshare_variable callers. Clear dst_can_be_shared if needed.
8980 Even ->refcount == 1 vars must be unshared if set->vars is shared
8981 and var needs to be modified.
8982 (dataflow_set_union): Set traversed_vars during canonicalization.
8983 (VALUE_CHANGED, DECL_CHANGED): Define.
8984 (set_dv_changed, dv_changed_p): New static inlines.
8985 (track_expr_p): Clear DECL_CHANGED.
8986 (dump_dataflow_sets): Set it.
8987 (variable_was_changed): Call set_dv_changed.
8988 (emit_note_insn_var_location): Likewise.
8989 (changed_variables_stack): New variable.
8990 (check_changed_vars_1, check_changed_vars_2): New functions.
8991 (emit_notes_for_changes): Do nothing if changed_variables is
8992 empty. Traverse changed_variables with check_changed_vars_1,
8993 call check_changed_vars_2 on each changed_variables_stack entry.
8994 (emit_notes_in_bb): Add SET argument. Just clear it at the
8995 beginning, use it instead of local &set, don't destroy it at the end.
8996 (vt_emit_notes): Call dataflow_set_clear early on all
8997 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8998 computed set, dataflow_set_clear also VTI(bb)->in when we are
8999 done with the basic block. Initialize changed_variables_stack,
9000 free it afterwards. If ENABLE_CHECKING verify that after noting
9001 differences to an empty set value_chains hash table is empty.
9002 (vt_initialize): Initialize value_chains and value_chain_pool.
9003 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9004 (variable_tracking_main): Call dump_dataflow_sets before calling
9005 vt_emit_notes, not after it.
9006 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9007 (propagate_var_def_into_debug_stmts): Declare.
9008 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9009 (df_set_note): Reject debug insns.
9010 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9011 add notes to debug insns.
9012 (df_note_bb_compute): Adjust. Likewise.
9013 (df_simulate_uses): Skip debug insns.
9014 (df_simulate_initialize_backwards): Likewise.
9015 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9016 (subst_stack_regs_pat): Reject debug insns.
9017 (convert_regs_1): Handle debug insns.
9018 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9019 (print-rtl.o): Depend on cselib.h.
9020 (cselib.o): Depend on TREE_PASS_H.
9021 (var-tracking.o): Depend on cselib.h and TARGET_H.
9022 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9023 (init_ready_list): Skip boundary debug insns.
9024 (add_branch_dependences): Skip debug insns.
9025 (free_block_dependencies): Check for blocks with only debug insns.
9026 (compute_priorities): Likewise.
9027 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9028 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9030 (gimple_build_debug_bind_stat): New.
9031 (empty_body_p): Skip debug stmts.
9032 (gimple_has_side_effects): Likewise.
9033 (gimple_rhs_has_side_effects): Likewise.
9034 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9035 (gimple_build_debug_bind_stat): Declare.
9036 (gimple_build_debug_bind): Define.
9037 (is_gimple_debug): New.
9038 (gimple_debug_bind_p): New.
9039 (gimple_debug_bind_get_var): New.
9040 (gimple_debug_bind_get_value): New.
9041 (gimple_debug_bind_get_value_ptr): New.
9042 (gimple_debug_bind_set_var): New.
9043 (gimple_debug_bind_set_value): New.
9044 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9045 (gimple_debug_bind_reset_value): New.
9046 (gimple_debug_bind_has_value_p): New.
9047 (gsi_next_nondebug): New.
9048 (gsi_prev_nondebug): New.
9049 (gsi_start_nondebug_bb): New.
9050 (gsi_last_nondebug_bb): New.
9051 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9052 (print_insn): Handle DEBUG_INSN.
9053 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9054 of first insn prevail.
9055 (first_stmt): Skip debug stmts.
9056 (first_non_label_stmt): Likewise.
9057 (last_stmt): Likewise.
9058 (has_zero_uses_1): New.
9059 (single_imm_use_1): New.
9060 (verify_gimple_debug): New.
9061 (verify_types_in_gimple_stmt): Handle debug stmts.
9062 (verify_stmt): Likewise.
9063 (debug_loop_num): Skip debug stmts.
9064 (remove_edge_and_dominated_blocks): Remove dominators last.
9065 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9066 (linearize_expr): Likewise.
9067 * config/i386/i386.c (ix86_delegitimize_address): Call
9068 default implementation.
9069 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9070 (group_barrier_needed): Skip debug insns.
9071 (emit_insn_group_barriers): Likewise.
9072 (emit_all_insn_group_barriers): Likewise.
9073 (ia64_variable_issue): Handle debug insns.
9074 (ia64_dfa_new_cycle): Likewise.
9075 (final_emit_insn_group_barriers): Skip debug insns.
9076 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9077 def cfa without frame.
9078 (process_set): Likewise.
9079 (process_for_unwind_directive): Pass frame on.
9080 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9081 (rs6000_delegitimize_address): New.
9082 (rs6000_debug_adjust_cost): Handle debug insns.
9083 (is_microcoded_insn): Likewise.
9084 (is_cracked_insn): Likewise.
9085 (is_nonpipeline_insn): Likewise.
9086 (insn_must_be_first_in_group): Likewise.
9087 (insn_must_be_last_in_group): Likewise.
9088 (force_new_group): Likewise.
9089 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9090 contains only debug insns.
9091 (rtl_merge_blocks): Skip debug insns.
9092 (purge_dead_edges): Likewise.
9093 (rtl_block_ends_with_call_p): Skip debug insns.
9094 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
9095 (mark_reg_dependencies): Skip debug insns.
9096 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
9097 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
9098 * tree-ssa-threadedge.c
9099 (record_temporary_equivalences_from_stmts): Skip debug stmts.
9100 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
9101 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
9102 (copyprop_hardreg_forward_1): Handle debug insns.
9103 * reload1.c (reload): Skip debug insns. Replace unassigned
9104 pseudos in debug insns with their equivalences.
9105 (eliminate_regs_in_insn): Skip debug insns.
9106 (emit_input_reload_insns): Skip debug insns at first, adjust
9108 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
9109 (get_indirect_ref_operands): Pass opf_no_vops on.
9110 (get_expr_operands): Likewise. Skip debug stmts.
9111 (parse_ssa_operands): Scan debug insns with opf_no_vops.
9113 2009-09-01 Richard Henderson <rth@redhat.com>
9115 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
9116 stmt_ends_pp_p statements at least once.
9117 * tree-vrp.c (vrp_initialize): Likewise.
9118 (vrp_visit_stmt): Be prepared for non-interesting stmts.
9120 2009-09-01 Dodji Seketeli <dodji@redhat.com>
9123 Fix AIX bootstrap after PR debug/30161
9124 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
9125 that is a GNU extension.
9126 (tmpl_value_parm_die_table): Move the definition of this global
9127 outside #ifdef DWARF2_DEBUGGING_INFO region.
9129 2009-09-01 Richard Guenther <rguenther@suse.de>
9131 * tree.c (tree_expr_size): New function.
9132 * tree.h (tree_expr_size): Declare.
9133 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9134 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9135 * langhooks.c (lhd_expr_size): Remove.
9136 * langhooks.h (struct lang_hooks): Remove expr_size.
9137 * explow.c (expr_size): Use tree_expr_size.
9138 (int_expr_size): Likewise.
9139 * langhooks-def.h (lhd_expr_size): Remove.
9140 (LANG_HOOKS_EXPR_SIZE): Likewise.
9141 (LANG_HOOKS_INITIALIZER): Adjust.
9143 2009-09-01 Richard Guenther <rguenther@suse.de>
9145 * tree-flow.h (mark_addressable): Move declaration ...
9146 * tree.h (mark_addressable): ... here.
9147 * stmt.c (expand_asm_operands): Use mark_addressable, not
9148 lang_hooks.mark_addressable.
9149 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9150 LANG_HOOKS_MARK_ADDRESSABLE.
9151 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9152 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9154 2009-08-31 Chris Demetriou <cgd@google.com>
9156 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9157 vectorize if not TARGET_SSE2.
9159 2009-08-31 DJ Delorie <dj@redhat.com>
9161 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9162 registers if no coprocessor is enabled.
9164 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9167 * cgraph.h (cgraph_get_node): Declare ...
9168 * cgraph.c (cgraph_get_node): ... new function.
9169 * dwarf2out.c (gen_generic_params_dies,
9170 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9171 make_ith_pack_parameter_name,
9172 append_entry_to_tmpl_value_parm_die_table,
9173 gen_remaining_tmpl_value_param_die_attribute): New functions.
9174 (gen_subprogram_die): Generate debug info for template parameters
9175 if debug info level is higher than DINFO_LEVEL_TERSE.
9176 Use tree_add_const_value_attribute_for_decl instead of
9177 tree_add_const_value_attribute.
9178 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9179 instead of tree_add_const_value_attribute.
9180 (gen_struct_or_union_type_die): Generate debug
9181 info for template parameters if debug info level is higher than
9183 (tree_add_const_value_attribute): Handle integral and pointer
9184 constants. Update comment.
9185 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9186 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9187 (reference_to_unused): Fix thinko. Remove redundant predicates from
9189 (tree_add_const_value_attribute): Make this work for constant
9191 tree_add_const_value_attribute_for_decl is to be used for variable
9193 (add_location_or_const_value_attribute): Use
9194 tree_add_const_value_attribute_for_decl now.
9195 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9196 DW_TAG_template_value_param DIEs after function DIEs have been
9198 * langhooks.h (lang_hooks_for_types): Add
9199 get_argument_pack_elems.
9200 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9201 (lang_hooks): Added get_innermost_generic_parms,
9202 get_innermost_generic_args.
9203 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9204 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9205 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9206 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9208 2009-08-31 DJ Delorie <dj@redhat.com>
9210 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9211 it once we start generating the prologue or epilogue.
9212 (mep_call_saves_register): If the frame is locked, re-use
9214 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9215 (mep_expand_prologue): Call it.
9216 (mep_expand_epilogue): Likewise.
9217 (mep_start_function): Use the same logic as mep_expand_prologue.
9218 (mep_pass_by_reference): Make logic more readable.
9219 (mep_return_in_memory): Zero-sized objects are passed in memory.
9220 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9222 2009-08-31 Richard Guenther <rguenther@suse.de>
9224 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9225 to query if the memory regions for memmove overlap.
9226 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9227 asserts on pointers, instead deal with odd trees.
9228 (ptr_derefs_may_alias_p): Likewise.
9229 (refs_may_alias_p_1): Constructor bases also never alias.
9231 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9233 * doc/install.texi (Final install): Adjust reference on where to
9234 order printed manuals.
9236 2009-08-30 Olivier Hainque <hainque@adacore.com>
9238 * dwarf2out.c (switch_to_frame_table_section): Move
9239 definition prior to first use.
9241 2009-08-30 Richard Guenther <rguenther@suse.de>
9243 PR tree-optimization/41186
9244 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9245 (ao_ref_init_from_ptr_and_size): New function.
9246 (ref_maybe_used_by_call_p_1): Be more precise tracking
9247 used ranges for builtin functions.
9248 (ref_maybe_used_by_call_p): Adjust.
9249 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9250 ranges for builtin functions.
9251 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9253 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9256 * fwprop.c (get_reg_use_in): Delete.
9257 (free_load_extend): New function.
9258 (forward_propagate_subreg): Use it.
9260 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9262 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9264 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9267 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9270 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9272 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9273 fini or fini_array section.
9275 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9277 * graphite-dependences.c (graphite_legal_transform_bb): Call
9278 pbb_remove_duplicate_pdrs.
9279 * graphite-poly.c (can_collapse_pdr): Removed.
9280 (pdr_find_duplicate): Removed.
9281 (can_collapse_pdrs): New.
9282 (pbb_remove_duplicate_pdrs): New.
9283 (new_poly_dr): Do not look for duplicates.
9284 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9285 (PBB_PDR_DUPLICATES_REMOVED): New.
9286 (pbb_remove_duplicate_pdrs): Declared.
9288 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9290 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9291 the strides by multiplying by PDR_NB_REFS.
9292 * graphite-poly.c (can_collapse_pdr): New.
9293 (pdr_find_duplicate): New.
9294 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9295 Initialize PDR_NB_REFS.
9296 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9298 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9300 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9303 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9306 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9308 * graphite-dependences.c (pddr_original_scattering): Return NULL
9309 for read-read dependence relations.
9310 * graphite-poly.h (enum poly_dr_type): Fix comment.
9313 (pdr_may_write_p): New.
9315 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9317 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9318 (struct poly_dr): Same.
9319 (new_poly_dr): Same.
9320 * graphite-poly.c (new_poly_dr): Same.
9321 * graphite-dependences.c (dot_deps): Disable call to system.
9323 2009-08-28 Cary Coutant <ccoutant@google.com>
9326 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9327 struct/union/enum types local to a function.
9329 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9330 Sebastian Pop <sebastian.pop@amd.com>
9332 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9333 pbb_strip_mine_time_depth. Changed the implementation so that
9334 transformation is expressed as a transformation on
9335 time (scatttering) dimensions. Also, ensures that the 2d+1
9336 scheduling format is preserved.
9337 (pbb_strip_mine_profitable_p): Profitability is based on the
9338 iteration number of a given time (scattering) dimension,
9339 and not on a original loop depth dimension.
9340 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9341 (pbb_do_strip_mine): Call psct_dynamic_dim.
9342 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9343 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9344 (pbb_nb_dynamic_scattering_transform): New.
9345 (psct_dynamic_dim): New.
9347 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9349 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9350 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9351 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9352 * graphite-interchange.c (build_linearized_memory_access): Same.
9353 (memory_stride_in_loop): Same.
9355 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9357 * graphite-dependences.c (pddr_original_scattering): New.
9358 (graphite_legal_transform_dr): Call pddr_original_scattering.
9361 * graphite-dependences.h (dot_deps): Declared.
9362 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9363 (print_pdr): Print PDR_ID.
9364 * graphite-poly.h (struct poly_dr): Add field id.
9367 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9369 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9371 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9372 not delete the original dependence relation.
9374 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9376 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9377 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9378 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9379 (free_poly_ddr): New.
9380 (pddr_is_empty): New.
9381 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9382 (dependence_polyhedron): Same. Remove useless gcc_assert.
9384 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9385 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9386 * graphite-dependences.h (enum poly_dependence_kind): New.
9387 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9388 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9389 (PDRP_SINK): Renamed PDDR_SINK.
9390 (PDRP_DDP): Renamed PDDR_DDP.
9392 (free_poly_ddr): Declared.
9393 * graphite-poly.c (new_scop): Use the new hash function names.
9394 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9395 into original_pddrs.
9396 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9398 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9400 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9401 bounds with LT_EXPR to make niter analysis more precise on code
9402 generated by Graphite.
9404 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9406 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9407 (graphite_legal_transform_bb): Same.
9408 (poly_drs_may_alias_p): Same.
9410 2009-08-28 Richard Guenther <rguenther@suse.de>
9412 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9414 2009-08-28 Jan Beulich <jbeulich@novell.com>
9416 * config/i386/netware.c: Include langhooks.h.
9417 (i386_nlm_encode_section_info): Simplify.
9418 (netware_override_options): Delete.
9419 * config/i386/netware.h (netware_override_options): Delete
9421 (OVERRIDE_OPTIONS): Delete definition.
9422 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9423 (ASM_COMMENT_START): Define.
9424 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9426 2009-08-28 Jan Beulich <jbeulich@novell.com>
9428 * configure.ac: For in-tree ld, do a plain version check to
9429 determine whether comdat groups are supported.
9430 * configure: Regenerate.
9432 2009-08-28 Olivier Hainque <hainque@adacore.com>
9434 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9435 always defined. Reflect definition or absence of such for
9436 COLLECT_EXPORT_LIST. Readability helper.
9437 (scanfilter): New enum, to help control what symbols
9438 are to be considered or ignored by scan_prog_file.
9439 (enum pass): Rename as "scanpass", moved together with scanfilter
9440 prior to scan_prog_file's prototype.
9441 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9442 Group prototype with the scanpass/scanfilter definitions, factorize
9443 head comments for the several implementations at the prototype.
9444 (main): Reorganize the first pass link control to let AIX
9445 drag only the needed frame tables in executables. Prevent
9446 frame tables collection during the scan aimed at static ctors.
9447 Pre-link and scan for frame tables later to compensate.
9448 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9449 A C statement to issue assembly directives that create a reference
9450 to the given DWARF table identifier label from the current function
9452 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9453 to differentiate first time section entry. Only emit a .data
9454 tables start identifier label the first time around.
9455 (switch_to_frame_table_section): New function. Helper for
9456 output_call_frame_info to switch possibly BACK into the eh_frame
9457 or the debug_frame section depending on FOR_EH.
9458 (output_call_frame_info): Use helper to first enter the proper
9460 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9461 emit a link to the frame table start label from each function
9463 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9464 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9465 * config/rs6000/rs6000-protos.h: Declare it.
9466 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9468 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9470 * config/sh/sh.c (split_branches): Check the result of
9473 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9475 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9476 using -pthread -fopenmp
9478 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9480 * doc/service.texi (service directory): Update URL.
9482 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9484 PR rtl-optimization/40861
9485 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9486 extract word from a multi-word subreg for negative byte positions.
9488 2009-08-27 Tristan Gingold <gingold@adacore.com>
9489 Douglas B Rupp <rupp@gnat.com>
9491 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9492 (SECTION_VMS_OVERLAY): Define.
9493 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9495 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9497 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9498 common_object declarations.
9499 (ia64_section_type_flags): Set section flag for common_object.
9500 * config/ia64/ia64-protos.h
9501 (ia64_vms_output_aligned_decl_common): Declare.
9502 (ia64_vms_elf_asm_named_section): Declare.
9504 2009-08-27 Michael Matz <matz@suse.de>
9506 * expr.c (expand_expr_real_2): New function taking exploded
9507 unary or binary expression, split out from ...
9508 (expand_expr_real_1): ... here. Move over all unary/binary
9509 switch parts to above function, in particular these codes:
9510 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9511 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9512 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9513 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9514 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9515 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9516 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9517 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9518 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9519 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9520 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9521 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9522 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9523 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9524 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9525 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9526 VEC_PACK_FIX_TRUNC_EXPR.
9527 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9530 2009-08-27 Richard Guenther <rguenther@suse.de>
9532 * gengtype.c (main): Handle uint64_t.
9533 * ipa-utils.c (get_base_var): Indent properly.
9534 * tree-ssa-live.c (debug_scope_block): New function.
9535 * tree-flow.h (debug_scope_block): Declare.
9536 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9537 * basic-block.h (enum profile_status): Rename to
9538 enum profile_status_d.
9539 (x_profile_status): Adjust type.
9541 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9544 * dwarf2out.c (get_context_die): Declare this static function.
9545 (gen_type_die_with_usage): Make sure a DIE is a generated for
9546 the context of a typedef.
9548 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9550 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9553 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9555 * config/mips/mips-protos.h (mips_output_sync): Declare.
9556 (mips_sync_loop_insns): Likewise.
9557 (mips_output_sync_loop): Replace first two parameters with an rtx.
9558 * config/mips/mips.c (mips_multi_member): New structure.
9559 (mips_multi_members): New variable.
9560 (mips_multi_start): New function.
9561 (mips_multi_add): Likewise.
9562 (mips_multi_add_insn): Likewise.
9563 (mips_multi_add_label): Likewise.
9564 (mips_multi_last_index): Likewise.
9565 (mips_multi_copy_insn): Likewise.
9566 (mips_multi_set_operand): Likewise.
9567 (mips_multi_write): Likewise.
9568 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9569 (mips_init_print_operand_punct): Update accordingly.
9570 (mips_start_ll_sc_sync_block): New function.
9571 (mips_end_ll_sc_sync_block): Likewise.
9572 (mips_output_sync): Likewise.
9573 (mips_sync_insn1_template): Likewise.
9574 (mips_sync_insn2_template): Likewise.
9575 (mips_get_sync_operand): Likewise.
9576 (mips_process_sync_loop): Likewise.
9577 (mips_output_sync_loop): Use mips_process_sync_loop.
9578 (mips_sync_loop_insns): New function.
9579 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9580 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9581 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9582 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9583 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9584 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9585 (MIPS_SYNC_OLD_OP_12): Likewise.
9586 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9587 (MIPS_SYNC_NEW_OP_12): Likewise.
9588 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9589 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9590 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9591 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9592 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9593 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9594 * config/mips/mips.md (sync_mem): New attribute.
9595 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9596 (sync_exclusive_mask, sync_required_oldval): Likewise.
9597 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9598 (sync_release_barrier): Likewise.
9599 (length): Handle sync loops.
9600 (sync): Use mips_output_sync.
9601 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9602 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9603 and use mips_output_sync_loop.
9604 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9605 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9606 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9607 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9608 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9609 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9610 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9611 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9612 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9614 2009-08-26 Richard Guenther <rguenther@suse.de>
9617 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9618 the types to not match.
9619 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9621 * tree-ssa.c (useless_type_conversion_p): Conversions to
9622 pointers to unprototyped functions are useless.
9624 2009-08-26 Richard Guenther <rguenther@suse.de>
9626 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9627 whole-program condition, prepare to be called for non-globals.
9628 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9629 params build a representative with known type and track its fields.
9631 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9633 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9634 clearing by a taken branch.
9635 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9636 effectively after bbro pass.
9637 (sync_nand<mode>): Ditto.
9638 (sync_old_<fetchop_name><mode>): Ditto.
9639 (sync_old_nand<mode>): Ditto.
9640 (sync_new_<fetchop_name><mode>): Dito.
9641 (sync_new_nand<mode>): Ditto.
9642 (sync_compare_and_swap<mode>_1): Ditto.
9643 (*sync_compare_and_swap<mode>): Ditto.
9644 (sync_lock_test_and_set<mode>_1): Ditto.
9645 ("sync_lock_test_and_set<mode>): Ditto.
9647 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9649 * hwint.h (HOST_LONG_FORMAT): New macro
9650 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9651 Use HOST_PTR_PRINTF.
9652 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9653 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9654 (HOST_PTR_PRINTF): Document.
9656 2009-08-25 Jan Hubicka <jh@suse.cz>
9658 * config/i386/bmmintrin.h: Replace by #error.
9661 Michael Meissner <michael.meissner@amd.com>
9662 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9663 Tony Linthicum <tony.linthicum@amd.com>
9665 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9666 (TARGET_ROUND): New macro for the round/ptest instructions which
9667 are shared between SSE4.1 and SSE5.
9668 (OPTION_MASK_ISA_ROUND): Ditto.
9669 (OPTION_ISA_ROUND): Ditto.
9670 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9671 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9673 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9674 (-mfused-madd): New switch to give users control over whether the
9675 compiler optimizes to use the multiply/add SSE5 instructions.
9677 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9678 (ix86_handle_option): Turn off 3dnow if -msse5.
9679 (override_options): Add SSE5 support.
9680 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9682 (ix86_expand_sse_movcc): Add SSE5 support.
9683 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9684 vector type to the next largest size.
9685 (ix86_expand_sse5_pack): New function to use pperm to pack a
9686 vector type to the next smallest size.
9687 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9688 (IX86_BUILTIN_FMADDSD): Ditto.
9689 (IX86_BUILTIN_FMADDPS): Ditto.
9690 (IX86_BUILTIN_FMADDPD): Ditto.
9691 (IX86_BUILTIN_FMSUBSS): Ditto.
9692 (IX86_BUILTIN_FMSUBSD): Ditto.
9693 (IX86_BUILTIN_FMSUBPS): Ditto.
9694 (IX86_BUILTIN_FMSUBPD): Ditto.
9695 (IX86_BUILTIN_FNMADDSS): Ditto.
9696 (IX86_BUILTIN_FNMADDSD): Ditto.
9697 (IX86_BUILTIN_FNMADDPS): Ditto.
9698 (IX86_BUILTIN_FNMADDPD): Ditto.
9699 (IX86_BUILTIN_FNMSUBSS): Ditto.
9700 (IX86_BUILTIN_FNMSUBSD): Ditto.
9701 (IX86_BUILTIN_FNMSUBPS): Ditto.
9702 (IX86_BUILTIN_FNMSUBPD): Ditto.
9703 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9704 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9705 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9706 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9707 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9708 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9709 (IX86_BUILTIN_PPERM): Ditto.
9710 (IX86_BUILTIN_PERMPS): Ditto.
9711 (IX86_BUILTIN_PERMPD): Ditto.
9712 (IX86_BUILTIN_PMACSSWW): Ditto.
9713 (IX86_BUILTIN_PMACSWW): Ditto.
9714 (IX86_BUILTIN_PMACSSWD): Ditto.
9715 (IX86_BUILTIN_PMACSWD): Ditto.
9716 (IX86_BUILTIN_PMACSSDD): Ditto.
9717 (IX86_BUILTIN_PMACSDD): Ditto.
9718 (IX86_BUILTIN_PMACSSDQL): Ditto.
9719 (IX86_BUILTIN_PMACSSDQH): Ditto.
9720 (IX86_BUILTIN_PMACSDQL): Ditto.
9721 (IX86_BUILTIN_PMACSDQH): Ditto.
9722 (IX86_BUILTIN_PMADCSSWD): Ditto.
9723 (IX86_BUILTIN_PMADCSWD): Ditto.
9724 (IX86_BUILTIN_PHADDBW): Ditto.
9725 (IX86_BUILTIN_PHADDBD): Ditto.
9726 (IX86_BUILTIN_PHADDBQ): Ditto.
9727 (IX86_BUILTIN_PHADDWD): Ditto.
9728 (IX86_BUILTIN_PHADDWQ): Ditto.
9729 (IX86_BUILTIN_PHADDDQ): Ditto.
9730 (IX86_BUILTIN_PHADDUBW): Ditto.
9731 (IX86_BUILTIN_PHADDUBD): Ditto.
9732 (IX86_BUILTIN_PHADDUBQ): Ditto.
9733 (IX86_BUILTIN_PHADDUWD): Ditto.
9734 (IX86_BUILTIN_PHADDUWQ): Ditto.
9735 (IX86_BUILTIN_PHADDUDQ): Ditto.
9736 (IX86_BUILTIN_PHSUBBW): Ditto.
9737 (IX86_BUILTIN_PHSUBWD): Ditto.
9738 (IX86_BUILTIN_PHSUBDQ): Ditto.
9739 (IX86_BUILTIN_PROTB): Ditto.
9740 (IX86_BUILTIN_PROTW): Ditto.
9741 (IX86_BUILTIN_PROTD): Ditto.
9742 (IX86_BUILTIN_PROTQ): Ditto.
9743 (IX86_BUILTIN_PROTB_IMM): Ditto.
9744 (IX86_BUILTIN_PROTW_IMM): Ditto.
9745 (IX86_BUILTIN_PROTD_IMM): Ditto.
9746 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9747 (IX86_BUILTIN_PSHLB): Ditto.
9748 (IX86_BUILTIN_PSHLW): Ditto.
9749 (IX86_BUILTIN_PSHLD): Ditto.
9750 (IX86_BUILTIN_PSHLQ): Ditto.
9751 (IX86_BUILTIN_PSHAB): Ditto.
9752 (IX86_BUILTIN_PSHAW): Ditto.
9753 (IX86_BUILTIN_PSHAD): Ditto.
9754 (IX86_BUILTIN_PSHAQ): Ditto.
9755 (IX86_BUILTIN_FRCZSS): Ditto.
9756 (IX86_BUILTIN_FRCZSD): Ditto.
9757 (IX86_BUILTIN_FRCZPS): Ditto.
9758 (IX86_BUILTIN_FRCZPD): Ditto.
9759 (IX86_BUILTIN_CVTPH2PS): Ditto.
9760 (IX86_BUILTIN_CVTPS2PH): Ditto.
9761 (IX86_BUILTIN_COMEQSS): Ditto.
9762 (IX86_BUILTIN_COMNESS): Ditto.
9763 (IX86_BUILTIN_COMLTSS): Ditto.
9764 (IX86_BUILTIN_COMLESS): Ditto.
9765 (IX86_BUILTIN_COMGTSS): Ditto.
9766 (IX86_BUILTIN_COMGESS): Ditto.
9767 (IX86_BUILTIN_COMUEQSS): Ditto.
9768 (IX86_BUILTIN_COMUNESS): Ditto.
9769 (IX86_BUILTIN_COMULTSS): Ditto.
9770 (IX86_BUILTIN_COMULESS): Ditto.
9771 (IX86_BUILTIN_COMUGTSS): Ditto.
9772 (IX86_BUILTIN_COMUGESS): Ditto.
9773 (IX86_BUILTIN_COMORDSS): Ditto.
9774 (IX86_BUILTIN_COMUNORDSS): Ditto.
9775 (IX86_BUILTIN_COMFALSESS): Ditto.
9776 (IX86_BUILTIN_COMTRUESS): Ditto.
9777 (IX86_BUILTIN_COMEQSD): Ditto.
9778 (IX86_BUILTIN_COMNESD): Ditto.
9779 (IX86_BUILTIN_COMLTSD): Ditto.
9780 (IX86_BUILTIN_COMLESD): Ditto.
9781 (IX86_BUILTIN_COMGTSD): Ditto.
9782 (IX86_BUILTIN_COMGESD): Ditto.
9783 (IX86_BUILTIN_COMUEQSD): Ditto.
9784 (IX86_BUILTIN_COMUNESD): Ditto.
9785 (IX86_BUILTIN_COMULTSD): Ditto.
9786 (IX86_BUILTIN_COMULESD): Ditto.
9787 (IX86_BUILTIN_COMUGTSD): Ditto.
9788 (IX86_BUILTIN_COMUGESD): Ditto.
9789 (IX86_BUILTIN_COMORDSD): Ditto.
9790 (IX86_BUILTIN_COMUNORDSD): Ditto.
9791 (IX86_BUILTIN_COMFALSESD): Ditto.
9792 (IX86_BUILTIN_COMTRUESD): Ditto.
9793 (IX86_BUILTIN_COMEQPS): Ditto.
9794 (IX86_BUILTIN_COMNEPS): Ditto.
9795 (IX86_BUILTIN_COMLTPS): Ditto.
9796 (IX86_BUILTIN_COMLEPS): Ditto.
9797 (IX86_BUILTIN_COMGTPS): Ditto.
9798 (IX86_BUILTIN_COMGEPS): Ditto.
9799 (IX86_BUILTIN_COMUEQPS): Ditto.
9800 (IX86_BUILTIN_COMUNEPS): Ditto.
9801 (IX86_BUILTIN_COMULTPS): Ditto.
9802 (IX86_BUILTIN_COMULEPS): Ditto.
9803 (IX86_BUILTIN_COMUGTPS): Ditto.
9804 (IX86_BUILTIN_COMUGEPS): Ditto.
9805 (IX86_BUILTIN_COMORDPS): Ditto.
9806 (IX86_BUILTIN_COMUNORDPS): Ditto.
9807 (IX86_BUILTIN_COMFALSEPS): Ditto.
9808 (IX86_BUILTIN_COMTRUEPS): Ditto.
9809 (IX86_BUILTIN_COMEQPD): Ditto.
9810 (IX86_BUILTIN_COMNEPD): Ditto.
9811 (IX86_BUILTIN_COMLTPD): Ditto.
9812 (IX86_BUILTIN_COMLEPD): Ditto.
9813 (IX86_BUILTIN_COMGTPD): Ditto.
9814 (IX86_BUILTIN_COMGEPD): Ditto.
9815 (IX86_BUILTIN_COMUEQPD): Ditto.
9816 (IX86_BUILTIN_COMUNEPD): Ditto.
9817 (IX86_BUILTIN_COMULTPD): Ditto.
9818 (IX86_BUILTIN_COMULEPD): Ditto.
9819 (IX86_BUILTIN_COMUGTPD): Ditto.
9820 (IX86_BUILTIN_COMUGEPD): Ditto.
9821 (IX86_BUILTIN_COMORDPD): Ditto.
9822 (IX86_BUILTIN_COMUNORDPD): Ditto.
9823 (IX86_BUILTIN_COMFALSEPD): Ditto.
9824 (IX86_BUILTIN_COMTRUEPD): Ditto.
9825 (IX86_BUILTIN_PCOMEQUB): Ditto.
9826 (IX86_BUILTIN_PCOMNEUB): Ditto.
9827 (IX86_BUILTIN_PCOMLTUB): Ditto.
9828 (IX86_BUILTIN_PCOMLEUB): Ditto.
9829 (IX86_BUILTIN_PCOMGTUB): Ditto.
9830 (IX86_BUILTIN_PCOMGEUB): Ditto.
9831 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9832 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9833 (IX86_BUILTIN_PCOMEQUW): Ditto.
9834 (IX86_BUILTIN_PCOMNEUW): Ditto.
9835 (IX86_BUILTIN_PCOMLTUW): Ditto.
9836 (IX86_BUILTIN_PCOMLEUW): Ditto.
9837 (IX86_BUILTIN_PCOMGTUW): Ditto.
9838 (IX86_BUILTIN_PCOMGEUW): Ditto.
9839 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9840 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9841 (IX86_BUILTIN_PCOMEQUD): Ditto.
9842 (IX86_BUILTIN_PCOMNEUD): Ditto.
9843 (IX86_BUILTIN_PCOMLTUD): Ditto.
9844 (IX86_BUILTIN_PCOMLEUD): Ditto.
9845 (IX86_BUILTIN_PCOMGTUD): Ditto.
9846 (IX86_BUILTIN_PCOMGEUD): Ditto.
9847 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9848 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9849 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9850 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9851 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9852 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9853 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9854 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9855 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9856 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9857 (IX86_BUILTIN_PCOMEQB): Ditto.
9858 (IX86_BUILTIN_PCOMNEB): Ditto.
9859 (IX86_BUILTIN_PCOMLTB): Ditto.
9860 (IX86_BUILTIN_PCOMLEB): Ditto.
9861 (IX86_BUILTIN_PCOMGTB): Ditto.
9862 (IX86_BUILTIN_PCOMGEB): Ditto.
9863 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9864 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9865 (IX86_BUILTIN_PCOMEQW): Ditto.
9866 (IX86_BUILTIN_PCOMNEW): Ditto.
9867 (IX86_BUILTIN_PCOMLTW): Ditto.
9868 (IX86_BUILTIN_PCOMLEW): Ditto.
9869 (IX86_BUILTIN_PCOMGTW): Ditto.
9870 (IX86_BUILTIN_PCOMGEW): Ditto.
9871 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9872 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9873 (IX86_BUILTIN_PCOMEQD): Ditto.
9874 (IX86_BUILTIN_PCOMNED): Ditto.
9875 (IX86_BUILTIN_PCOMLTD): Ditto.
9876 (IX86_BUILTIN_PCOMLED): Ditto.
9877 (IX86_BUILTIN_PCOMGTD): Ditto.
9878 (IX86_BUILTIN_PCOMGED): Ditto.
9879 (IX86_BUILTIN_PCOMFALSED): Ditto.
9880 (IX86_BUILTIN_PCOMTRUED): Ditto.
9881 (IX86_BUILTIN_PCOMEQQ): Ditto.
9882 (IX86_BUILTIN_PCOMNEQ): Ditto.
9883 (IX86_BUILTIN_PCOMLTQ): Ditto.
9884 (IX86_BUILTIN_PCOMLEQ): Ditto.
9885 (IX86_BUILTIN_PCOMGTQ): Ditto.
9886 (IX86_BUILTIN_PCOMGEQ): Ditto.
9887 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9888 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9889 (enum multi_arg_type): New enum for describing the various SSE5
9890 intrinsic argument types.
9891 (bdesc_multi_arg): New table for SSE5 intrinsics.
9892 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9893 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9895 (ix86_expand_builtin): Add SSE5 intrinsic support.
9896 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9897 operand instructions.
9898 (ix86_expand_sse5_multiple_memory): New function to split the
9899 second memory reference from SSE5 instructions.
9900 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9901 (ix86_return_pops_args): Use stdarg_p to determine if the function
9902 has variable arguments.
9903 (ix86_setup_incoming_varargs): Ditto.
9904 (x86_this_parameter): Ditto.
9906 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9908 (ix86_expand_sse5_pack): Ditto.
9909 (ix86_sse5_valid_op_p): Ditto.
9910 (ix86_expand_sse5_multiple_memory): Ditto.
9912 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9913 constant for SSE5 support.
9914 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9915 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9916 (UNSPEC_SSE5_PERMUTE): Ditto.
9917 (UNSPEC_SSE5_ASHIFT): Ditto.
9918 (UNSPEC_SSE5_LSHIFT): Ditto.
9919 (UNSPEC_FRCZ): Ditto.
9920 (UNSPEC_CVTPH2PS): Ditto.
9921 (UNSPEC_CVTPS2PH): Ditto.
9922 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9924 (COM_FALSE_S): Ditto.
9925 (COM_FALSE_P): Ditto.
9926 (COM_TRUE_S): Ditto.
9927 (COM_TRUE_P): Ditto.
9928 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9929 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9931 (memory attribute): Ditto.
9932 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9933 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9934 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9935 (floor<mode>2): Ditto.
9936 (ceil<mode>2): Ditto.
9937 (btrunc<mode>2): Ditto.
9938 (nearbyintdf2): Ditto.
9939 (nearbyintsf2): Ditto.
9940 (sse_setccsf): Disable if SSE5.
9941 (sse_setccdf): Ditto.
9942 (sse5_setcc<mode>): New support for SSE5 conditional move.
9943 (sse5_pcmov_<mode>): Ditto.
9945 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9947 (SSEMODEF2P): Ditto.
9948 (ssemodesuffixf4): New mode attribute for SSE5.
9949 (ssemodesuffixf2s): Ditto.
9950 (ssemodesuffixf2c): Ditto.
9951 (sserotatemax): Ditto.
9952 (ssescalarmode): Ditto.
9953 (sse_maskcmpv4sf3): Disable if SSE5.
9954 (sse_maskcmpv2df3): Ditto.
9955 (sse_vmmaskcmpv4sf3): Ditto.
9956 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9957 (sse5_vmfmadd<mode>4): Ditto.
9958 (sse5_fmsub<mode>4): Ditto.
9959 (sse5_vmfmsub<mode>4): Ditto.
9960 (sse5_fnmadd<mode>4): Ditto.
9961 (sse5_vmfnmadd<mode>4): Ditto.
9962 (sse5_fnmsub<mode>4): Ditto.
9963 (sse5_vmfnmsub<mode>4): Ditto.
9964 (sse5i_fmadd<mode>4): Ditto.
9965 (sse5i_fmsub<mode>4): Ditto.
9966 (sse5i_fnmadd<mode>4): Ditto.
9967 (sse5i_fnmsub<mode>4): Ditto.
9968 (sse5i_vmfmadd<mode>4): Ditto.
9969 (sse5i_vmfmsub<mode>4): Ditto.
9970 (sse5i_vmfnmadd<mode>4): Ditto.
9971 (sse5i_vmfnmsub<mode>4): Ditto.
9972 (mulv16qi3): Add SSE5 support.
9974 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9975 (sse2_mulv4si3): Disable if SSE5.
9976 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9977 (sse4_1_roundps): Ditto.
9978 (sse4_1_roundsd): Ditto.
9979 (sse4_1_roundss): Ditto.
9980 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9982 (sse_maskcmpsf3): Ditto.
9983 (sse_vmmaskcmpv4sf3): Ditto.
9984 (sse2_maskcmpv2df3): Ditto.
9985 (sse2_maskcmpdf3): Ditto.
9986 (sse2_vmmaskcmpv2df3): Ditto.
9987 (sse2_eq<mode>3): Ditto.
9988 (sse2_gt<mode>3): Ditto.
9989 (sse5_pcmov_<mode>): Add SSE5 support.
9990 (vec_unpacku_hi_v16qi): Ditto.
9991 (vec_unpacks_hi_v16qi): Ditto.
9992 (vec_unpacku_lo_v16qi): Ditto.
9993 (vec_unpacks_lo_v16qi): Ditto.
9994 (vec_unpacku_hi_v8hi): Ditto.
9995 (vec_unpacks_hi_v8hi): Ditto.
9996 (vec_unpacku_lo_v8hi): Ditto.
9997 (vec_unpacks_lo_v8hi): Ditto.
9998 (vec_unpacku_hi_v4si): Ditto.
9999 (vec_unpacks_hi_v4si): Ditto.
10000 (vec_unpacku_lo_v4si): Ditto.
10001 (vec_unpacks_lo_v4si): Ditto.
10002 (sse5_pmacsww): New SSE5 intrinsic insn.
10003 (sse5_pmacssww): Ditto.
10004 (sse5_pmacsdd): Ditto.
10005 (sse5_pmacssdd): Ditto.
10006 (sse5_pmacssdql): Ditto.
10007 (sse5_pmacssdqh): Ditto.
10008 (sse5_pmacsdqh): Ditto.
10009 (sse5_pmacsswd): Ditto.
10010 (sse5_pmacswd): Ditto.
10011 (sse5_pmadcsswd): Ditto.
10012 (sse5_pmadcswd): Ditto.
10013 (sse5_pcmov_<move>): Conditional move support on SSE5.
10014 (sse5_phaddbw): New SSE5 intrinsic insn.
10015 (sse5_phaddbd): Ditto.
10016 (sse5_phaddbq): Ditto.
10017 (sse5_phaddwd): Ditto.
10018 (sse5_phaddwq): Ditto.
10019 (sse5_phadddq): Ditto.
10020 (sse5_phaddubw): Ditto.
10021 (sse5_phaddubd): Ditto.
10022 (sse5_phaddubq): Ditto.
10023 (sse5_phadduwd): Ditto.
10024 (sse5_phadduwq): Ditto.
10025 (sse5_phaddudq): Ditto.
10026 (sse5_phsubbw): Ditto.
10027 (sse5_phsubwd): Ditto.
10028 (sse5_phsubdq): Ditto.
10029 (sse5_pperm): Ditto.
10030 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10031 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10032 (sse5_pperm_sign_v8hi_v4si): Ditto.
10033 (sse5_pperm_zero_v8hi_v4si): Ditto.
10034 (sse5_pperm_sign_v4si_v2di): Ditto.
10035 (sse5_pperm_sign_v4si_v2di): Ditto.
10036 (sse5_pperm_pack_v2di_v4si): Ditto.
10037 (sse5_pperm_pack_v4si_v8hi): Ditto.
10038 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10039 (sse5_perm<mode>): New SSE5 intrinsic insn.
10040 (rotl<mode>3): Ditto.
10041 (sse5_rotl<mode>3): Ditto.
10042 (sse5_ashl<mode>3): Ditto.
10043 (sse5_lshl<mode>3): Ditto.
10044 (sse5_frcz<mode>2): Ditto.
10045 (sse5s_frcz<mode>2): Ditto.
10046 (sse5_cvtph2ps): Ditto.
10047 (sse5_cvtps2ph): Ditto.
10048 (sse5_vmmaskcmp<mode>3): Ditto.
10049 (sse5_com_tf<mode>3): Ditto.
10050 (sse5_maskcmp<mode>3): Ditto.
10051 (sse5_maskcmp_uns<mode>3): Ditto.
10052 (sse5_maskcmp_uns2<mode>3): Ditto.
10053 (sse5_pcom_tf<mode>3): Ditto.
10055 * config/i386/predicates.md (sse5_comparison_float_operator):
10056 New predicate to match the comparison operators supported by
10057 the SSE5 com instruction.
10058 (ix86_comparison_int_operator): New predicate to match just the
10059 signed int comparisons.
10060 (ix86_comparison_uns_operator): New predicate to match just the
10061 unsigned int comparisons.
10063 * doc/invoke.texi (-msse5): Add documentation.
10064 (-mfused-madd): Ditto.
10066 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10068 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10070 (x86_64-*-*): Ditto.
10072 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10074 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10075 intrinisics for SSE5.
10077 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10080 * config/i386/mmintrin-common.h: New file, to contain common
10081 instructions between SSE4.1 and SSE5.
10083 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10084 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10085 (gen_regparm_prefix): Ditto.
10087 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10088 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10089 prototype_p to determine if a function is prototyped.
10091 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
10093 * c-common.c (c_common_reswords) add the alignof keyword,
10094 with same RID as __alignof and __alignof__
10096 2009-08-25 Anatoly Sokolov <aesok@post.ru>
10098 * hooks.h (hook_bool_const_int_const_int_true): Declare.
10099 * hooks.c (hook_bool_const_int_const_int_true): New function.
10100 * target.h (struct gcc_target): Add can_eliminate field.
10101 * target-def.h (TARGET_CAN_ELIMINATE): Define.
10102 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
10103 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
10104 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
10105 (elim_table): Revise comment.
10106 * system.h (CAN_ELIMINATE): Poison.
10107 * defaults.h (CAN_ELIMINATE): Remove.
10108 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10110 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
10111 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
10113 (alpha_vms_can_eliminate): Declare as static, change return type to
10115 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
10117 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
10118 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
10119 (arm_can_eliminate): New function.
10121 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
10122 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
10123 (avr_can_eliminate): Declare as static.
10124 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10126 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10127 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10128 (bfin_can_eliminate): New function.
10130 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10131 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10132 (crx_can_eliminate): New function.
10134 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10135 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10136 (fr30_can_eliminate): New function.
10138 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10139 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10140 (frv_can_eliminate): New function.
10142 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10143 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10144 (h8300_can_eliminate): New function.
10146 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10147 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10148 (i386_can_eliminate): Declare as static, change return type to bool.
10149 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10151 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10152 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10153 (ia64_can_eliminate): New function.
10155 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10156 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10157 (iq2000_can_eliminate): New function.
10159 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10160 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10161 (m32r_can_eliminate): New function.
10163 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10164 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10165 (m68hc11_can_eliminate): New function.
10167 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10168 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10169 (m68k_can_eliminate): New function.
10171 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10172 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10173 (mep_can_eliminate): New function.
10175 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10176 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10177 (mips_can_eliminate): New function.
10179 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10180 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10181 (rs6000_can_eliminate): New function.
10183 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10184 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10185 (s390_can_eliminate): Declare as static.
10186 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10188 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10189 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10190 (score_can_eliminate): New function.
10192 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10193 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10194 (sparc_can_eliminate): Declare as static.
10195 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10197 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10198 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10199 (xstormy16_can_eliminate): New function.
10201 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10202 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10203 (v850_can_eliminate): New function.
10205 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10207 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10208 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10209 (*movdfcc_ext[1234]): Disable for IEEE mode.
10211 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10213 * gimplify.c (prepare_gimple_addressable): New static function.
10214 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10216 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10217 manually fiddling with it.
10219 2009-08-25 Michael Matz <matz@suse.de>
10221 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10222 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10224 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10225 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10226 (do_jump): Split out code for simple binary comparisons into ...
10227 (do_jump_1): ... this, taking the individual operands and code.
10228 Change callers to helper function above accordingly.
10229 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10232 2009-08-25 Michael Matz <matz@suse.de>
10234 * expr.h (struct separate_ops, sepops): New type for passing
10235 around an exploded simple expression.
10236 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10237 Use this structure instead of expression tree.
10238 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10239 expression, only its type.
10240 (expand_vec_cond_expr): Take type and individual operands instead
10241 of full expression.
10242 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10243 expand_vec_shift_expr): Change prototype accordingly.
10244 * tree-vect-stmts.c (vectorizable_condition): Change call of
10245 expand_vec_cond_expr_p to pass only type.
10246 * expr.c (do_store_flags): Change prototype and implementation
10247 to take an exploded expression.
10248 (expand_expr_real_1): New local ops initialized with details
10249 of the full expression. Use it instead of full
10250 expression in calls to do_store_flags, expand_vec_cond_expr,
10251 expand_widen_pattern_expr and expand_vec_shift_expr.
10253 2009-08-25 Michael Matz <matz@suse.de>
10255 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10256 treeop2 initialized with first three operands of the full expression.
10257 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10259 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10261 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10262 (__gthread_objc_condition_allocate): Mark arguments as unused.
10263 (__gthread_objc_condition_deallocate): Likewise.
10264 (__gthread_objc_condition_wait): Likewise.
10265 (__gthread_objc_condition_broadcast): Likewise.
10266 (__gthread_objc_condition_signal): Likewise.
10267 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10268 (__gthread_objc_thread_id): Likewise.
10270 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10272 PR middle-end/41149
10273 * tree-pretty-print.c (print_call_name): Print the correct call name
10274 for procedure pointer components.
10276 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10278 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10279 default_promote_function_mode when not VMS.
10281 2009-08-24 Olivier Hainque <hainque@adacore.com>
10283 * convert.c (convert_to_integer): Don't assume an input pointer is
10284 POINTER_SIZE wide. Fetch from the type instead.
10286 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10288 * configure.ac (AC_PREREQ): Bump to 2.64.
10290 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10292 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10293 (process_command): Don't search standard_exec_prefix_1 and
10294 standard_exec_prefix_2.
10296 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10298 * config/arm/arm.c (output_return_instruction): Handle for
10301 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10303 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10305 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10307 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10308 (*arm_movdf_vfp): Likewise.
10310 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10312 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10313 (vashr<mode>3): Rename from ashr<mode>3.
10314 (vlshr<mode>3): Rename from lshr<mode>3.
10316 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10319 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10320 (check_format_info_main): Use scalar_identify_flag.
10321 (check_format_types): Check for scalar size identity if
10322 scalar_identify_flag is set.
10323 (printf_length_specs): Extend by new field.
10324 (asm_fprintf_length_specs): Likewise.
10325 (gcc_diag_length_specs): Likewise.
10326 (scanf_length_specs): Likewise.
10327 (strfmon_length_specs): Likewise.
10328 (gcc_gfc_length_specs): Likewise.
10329 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10330 (ms_printf_flag_specs): Likewise.
10331 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10333 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10336 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10337 (*call_value_pop_1): Ditto.
10338 (*sibcall_pop_1): New insn pattern.
10339 (*sibcall_value_pop_1): Ditto.
10341 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10344 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10347 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10350 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10351 (get_reg_use_in): New function.
10352 (forward_propagate_subreg): Propagate through subreg of zero_extend
10355 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10357 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10358 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10360 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10362 * configure.ac: Remove --with-datarootdir, --with-docdir,
10363 --with-htmldir switches. No need to call AC_SUBST for
10364 datarootdir, docdir, htmldir any more.
10365 * configure: Regenerate.
10366 * doc/install.texi (Configuration): Document --datarootdir,
10367 --docdir, --htmldir, --pdfdir; update documentation for
10368 --infodir, --mandir.
10369 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10372 * aclocal.m4: Regenerate.
10373 * config.in: Regenerate.
10374 * configure: Regenerate.
10376 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10377 Olivier Hainque <hainque@adacore.com>
10379 * config/ia64/ia64.c: Include libfuncs.h.
10380 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10381 (ia64_expand_call): Use reg 25 on VMS.
10382 (ia64_initialize_trampoline): Fix for VMS ABI.
10383 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10384 (ia64_function_arg): Initialize reg 25 on VMS.
10385 Fix OpenVMS ABI issues for varargs.
10386 For OpenVMS, emit the Argument Information register set in the
10387 incoming/sibcall case as well.
10388 (ia64_arg_type): New function.
10389 (ia64_function_arg_advance): Keep track of cum->words.
10390 Fix OpenVMS ABI issues for varargs.
10391 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10392 (ia64_override_options): Set flag_no_common on VMS.
10393 (ia64_init_builtins): Disable FWRITE builtin.
10394 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10395 (ia64_vms_init_libfuncs): Add decc$ routines.
10396 (ia64_vms_valid_pointer_mode): New function.
10397 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10398 (ia64_promote_function_mode): New function
10399 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10400 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10401 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10402 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10403 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10404 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10405 Suppress trailing '#' if VALUE is numeric.
10406 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10407 ia64_promote_function_mode.
10408 (TARGET_VALID_POINTER_MODE): Define.
10410 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10413 * config/rs6000/rs6000.c (rs6000_override_options): Use
10414 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10417 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10418 reporting of vector + decimal/boolean/complex error.
10420 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10422 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10423 __vector double TYPE_DECL.
10425 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10427 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10428 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10429 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10430 to pointer to enum machine_mode. Update all callers as needed.
10432 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10434 * config/alpha/alpha.md (exception_receiver): Emit alternative
10435 GP load sequence if flag_reorder_blocks_and_partition is set.
10436 (*exception_receiver_2): Also enable when
10437 flag_reorder_blocks_and_partition is set.
10439 2009-08-20 Matt Rice <ratmice@gmail.com>
10440 Diego Novillo <dnovillo@google.com>
10442 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10445 2009-08-20 Richard Guenther <rguenther@suse.de>
10447 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10448 * c-tree.h (c_dup_lang_specific_decl): Remove.
10449 (struct lang_decl, struct lang_type): Move definitions ...
10450 * c-lang.h: ... here. New file.
10451 * c-decl.c: Include c-lang.h.
10452 (c_dup_lang_specific_decl): Remove.
10453 * c-typeck.c: Include c-lang.h.
10454 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10455 (c-typeck.o): Likewise.
10456 * c-config-lang.in (gtfiles): Add c-lang.h.
10457 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10460 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10462 * config/alpha/alpha.c (alpha_end_function): Do not clear
10463 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10464 this is now handled in generic code.
10466 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10468 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10469 (s390_z10_fix_long_loop_prediction): New function.
10470 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10471 (s390_reorg): Walk over the INSNs and invoke
10472 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10474 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10476 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10477 "*brx_64bit", "*brx_31bit"): New patterns.
10478 * config/s390/s390.c ('E'): New output modifier.
10480 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10481 Richard Earnshaw <richard.earnshaw@arm.com>
10483 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10484 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10486 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10488 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10490 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10491 for mode mode of operand0 when doing secondary reload for SAR.
10493 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10495 PR middle-end/41123
10496 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10497 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10499 2009-08-19 Jason Merrill <jason@redhat.com>
10501 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10502 supported template depth in C++0x.
10504 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10506 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10507 free_after_compilation.
10508 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10509 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10510 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10511 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10512 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10513 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10514 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10516 2009-08-19 Ian Lance Taylor <iant@google.com>
10518 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10519 of (plus (mult (neg B) C) A).
10521 2009-08-18 Michael Matz <matz@suse.de>
10523 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10524 instead of comparing TYPE_MAIN_VARIANT for equality.
10525 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10526 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10527 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10528 * gimplify.c (goa_lhs_expr_p): Ditto and use
10529 STRIP_USELESS_TYPE_CONVERSION.
10531 2009-08-18 Michael Matz <matz@suse.de>
10533 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10534 first field in a struct.
10535 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10537 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10539 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10540 locators before emit_insn is called. Remove assert that
10542 (alpha_end_function): Clear crtl->emit structure and free insn
10543 locators if cfun->is_thunk is true.
10545 2009-08-18 Jason Merrill <jason@redhat.com>
10547 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10549 * configure.ac: Test for it.
10550 * configure, config.in: Regenerate.
10551 * doc/install.texi: Document --enable-gnu-unique-object.
10553 2009-08-18 Richard Guenther <rguenther@suse.de>
10555 PR middle-end/41094
10556 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10557 pow(x,y*z) only if x is nonnegative.
10559 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10561 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10565 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10566 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10568 2009-08-17 DJ Delorie <dj@redhat.com>
10570 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10571 * config/m32c/prologue.md (epilogue_freit): New.
10573 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10574 (bank_switch_p): Likewise.
10575 (fast_interrupt_p): Likewise.
10576 (interrupt_p): Likewise.
10577 (m32c_conditional_register_usage): Round memregs size up.
10578 (need_to_save): We only need to save $a0 when we use ENTER.
10579 (interrupt_p): Check for fast_interrupt too.
10580 (bank_switch_p): New.
10581 (fast_interrupt_p): New.
10582 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10583 (m32c_emit_prolog): Support bank switching and fast interrupts.
10584 * doc/extend.texi (Function Attributes): Add bank_switch and
10587 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10589 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10590 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10592 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10594 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10595 (menu): Add IA-64/VMS Options.
10596 (IA-64/VMS Options): Likewise.
10598 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10601 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10603 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10605 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10606 (mips_pop_asm_switch): Likewise.
10607 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10609 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10610 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10611 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10612 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10613 instead of set_noreorder.
10614 (mips_output_function_prologue): Use the new functions.
10615 (mips_output_function_epilogue): Likewise.
10616 (mips_need_noat_wrapper_p): New function, split out from...
10617 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10618 Use mips_push_asm_switch and mips_pop_asm_switch.
10619 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10620 and mips_pop_asm_switch.
10621 (ASM_OUTPUT_REG_POP): Likewise.
10622 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10623 Use mips_pop_asm_switch.
10624 (mips_asm_switch): New structure.
10625 (set_noreorder, set_nomacro): Replace with...
10626 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10627 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10628 instead of set_nomacro.
10629 (fix_truncsfsi2_macro): Likewise.
10630 (cprestore): Likewise.
10631 (hazard): Use mips_noreorder instead of set_noreorder.
10632 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10634 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10636 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10637 from prev_active_insn.
10639 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10641 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10642 * config/avr/avr.c (avr_override_options): Initialize
10643 avr_current_arch variable.
10644 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10645 __AVR_HAVE_16BIT_SP__ according to the device type.
10646 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10648 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10649 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10651 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10654 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10655 generating inlined subroutine die only. We shouldn't be
10656 called for anything else.
10657 (gen_block_die): Don't generate inline subroutine debug info for
10660 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10662 * graphite-poly.c (print_pbb): Print PBB index.
10664 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10666 PR middle-end/40981
10667 * graphite-interchange.c (ppl_max_for_le): Moved...
10668 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10669 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10670 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10671 * graphite-ppl.h (ppl_max_for_le): Declared.
10673 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10675 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10676 supported on all platforms.
10677 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10678 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10679 * c-pragma.c: Likewise.
10680 * target-def.h (TARGET_INITIALIZER): Remove
10681 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10682 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10684 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10686 * config/ia64/fde-vms.c: New file.
10687 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10688 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10689 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10690 (uw_frame_state_for): Only register a personality routine if it is
10691 known to be compatible with our expectations.
10692 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10693 Declare unw_table_entry stack variable and
10694 mod all calls to _Unwind_FindTableEntry to add arg.
10695 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10696 (_Unwind_FindTableEntry): Add arg to prototype.
10698 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10700 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10701 field 'signal_pfs_loc'.
10702 (uw_frame_state_for): Remove duplicate code dealing with leaf
10703 procedures without unwind info.
10704 If in the frame after unwinding through a signal handler, restore
10705 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10706 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10707 'pfs_loc' to the AR.PFS location in the signal context; instead
10708 set 'signal_pfs_loc'.
10709 Manually generate the unwind info for the AR.PFS register.
10710 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10711 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10712 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10713 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10714 instead set 'signal_pfs_loc'.
10715 Remove code preventing the AR.PFS register from being restored
10716 from the signal context.
10718 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10719 Tristan Gingold <gingold@adacore.com>
10721 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10722 * config/ia64/t-vms: New file.
10723 * config/ia64/vms64.h: New file.
10724 * config/ia64/vms.h: New file.
10725 * config/ia64/vms-crtinit.asm: New file.
10726 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10727 * config/ia64/vms-unwind.h: New file.
10729 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10731 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10734 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10736 PR middle-end/30789
10737 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10738 Move declaration...
10739 * real.h (do_mpc_arg2): ... here.
10740 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10743 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10745 * final.c (add_debug_prefix_map): Don't use GC memory for
10746 old_prefix and new_prefix.
10748 2009-08-14 Richard Guenther <rguenther@suse.de>
10750 * ipa-prop.c (compute_complex_pass_through): If we cannot
10751 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10753 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10755 * c-lex.c (c_lex_with_flags): Increase size of local variable
10756 to avoid memory clobber.
10758 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10761 * config/i386/i386.c (ix86_fp_comparison_strategy):
10762 Only enable/disable sahf at function granularity.
10764 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10766 PR rtl-optimization/41064
10767 * reload1.c (reload_as_needed): Don't call extract_insn
10768 for known invalid replacements after calling
10769 validate_replace_rtx_group and verify_changes.
10771 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10774 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10775 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10776 ix86_expand_fp_vcond.
10777 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10778 Assert that operation is supported by ix86_expand_int_vcond.
10779 (vcondu<SSEMODE124C8:mode>): Ditto.
10781 2009-08-13 DJ Delorie <dj@redhat.com>
10783 * config/i386/djgpp-stdint.h: New.
10784 * config.gcc (djgpp): Use it.
10786 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10788 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10789 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10791 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10793 * tree-ssa-loop-prefetch.c
10794 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10795 for long-stride pruning.
10796 (compute_miss_rate): New function to compute the probability
10797 that two memory references access different cache lines.
10799 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10801 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10803 2009-08-13 Richard Guenther <rguenther@suse.de>
10805 PR middle-end/41047
10806 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10807 use the constant pointer type.
10808 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10809 of CV qualifiers on the target pointer type.
10810 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10811 conversion check before restrict check.
10813 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10816 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10818 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10820 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10822 2009-08-12 Richard Guenther <rguenther@suse.de>
10824 PR tree-optimization/41011
10825 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10826 and reference constructing.
10828 2009-08-12 Xinliang David Li <davidxl@google.com>
10830 PR tree-optimization/41012
10831 * tree-flow.h : New external interface.
10832 * gimple-low.c (check_call_arg): Change to public function.
10833 Remove argument mismatch check in lowering.
10834 * tree-inline.h (tree_can_inline_p): Interface change.
10835 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10836 into this function.
10837 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10838 Call change to tree_can_inline_p function.
10839 (cgraph_decide_inlining_incrementally): Ditto.
10841 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10843 PR tree-optimization/41031
10844 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10845 on the partition variable rather than promote_mode on the source
10846 type. Assert that the partition variable's type has the same
10847 mode as the source value's.
10849 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10851 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10852 for for_return == 2.
10853 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10855 * calls.c (expand_call): Fix typo.
10856 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10858 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10860 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10861 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10862 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10863 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10865 2009-08-12 Andrew Haley <aph@redhat.com>
10867 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10869 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10872 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10874 2009-08-12 Richard Guenther <rguenther@suse.de>
10876 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10877 * gimplify.c (gimplify_modify_expr): Do not use
10878 lang_hooks.types_compatible_p.
10879 * tree-ssa.c (useless_type_conversion_p): For aggregates
10880 just return false if the canonical types differ.
10882 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10884 PR middle-end/40980
10885 * sese.c (convert_for_phi_arg): New.
10886 (add_guard_exit_phis): Use convert_for_phi_arg.
10888 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10890 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10891 unknown subscript upper bounds.
10893 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10894 Pranav Garg <pranav.garg2107@gmail.com>
10896 * graphite-interchange.c (gather_access_strides): Removed.
10897 (ppl_max_for_le): New.
10898 (build_linearized_memory_access): New.
10899 (memory_stride_in_loop): New.
10900 (pbb_interchange_profitable_p): Reimplemented.
10901 * graphite-ppl.h (ppl_new_id_map): New.
10902 (ppl_interchange): New.
10904 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10906 * graphite-interchange.c (compute_subscript): Removed.
10907 (compute_array_size_cstr): Removed.
10908 (compute_array_size_poly): Removed.
10909 (compute_array_size): Removed.
10910 (gather_access_strides_poly): Removed.
10911 (gather_access_strides): Empty.
10913 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10915 * graphite-dependences.c (dependence_polyhedron_1): Replace
10916 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10917 (graphite_legal_transform_dr): Same.
10918 (graphite_carried_dependence_level_k): Same.
10919 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10920 Initialize PDR_NB_SUBSCRIPTS.
10921 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10923 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10924 (PDR_NB_SUBSCRIPTS): New.
10925 (pdr_nb_subscripts): Removed.
10926 (pdr_dim): Simplified.
10927 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10928 with PDR_NB_SUBSCRIPTS.
10930 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10932 * graphite-interchange.c (compute_array_size): Remove use of
10933 PDR_DATA_CONTAINER.
10934 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10935 Do not initialize PDR_DATA_CONTAINER.
10936 (print_pdr): Do not print PDR_DATA_CONTAINER.
10937 * graphite-poly.h (struct poly_dr): Remove data_container field.
10938 (PDR_DATA_CONTAINER): Removed.
10939 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10940 PDR_DATA_CONTAINER.
10941 (build_poly_dr): Same.
10943 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10944 Sebastian Pop <sebastian.pop@amd.com>
10946 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10947 copy of the dependence polyhedron. Free the temporary objects.
10948 (graphite_carried_dependence_level_k): Free unused objects before
10951 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10953 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10954 Early return without analyzing the data dependences if no
10955 transform has been done. Call restore_scattering if the transform
10957 (graphite-interchange.c): Same.
10958 * graphite-poly.c (print_scattering_function): Test for
10960 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10961 (apply_poly_transforms): Do not gcc_assert that
10962 the transform is legal.
10963 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10964 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10965 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10966 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10967 * graphite-poly.h (struct poly_scattering): New.
10968 (struct poly_bb): Add original, transformed, and saved fields.
10969 Remove transformed_scattering, original_scattering,
10970 nb_local_variables and nb_scattering_transform fields.
10971 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10972 (poly_scattering_new): New.
10973 (poly_scattering_free): New.
10974 (poly_scattering_copy): New.
10975 (store_scattering_pbb): New.
10976 (store_scattering): New.
10977 (restore_scattering_pbb): New.
10978 (restore_scattering): New.
10979 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10980 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10982 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10984 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10985 (print_scop): Same.
10987 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10989 * Makefile.in (graphite.o): Depends on PREDICT_H.
10990 * graphite.c: Include predict.h.
10991 (graphite_finalize): Call tree_estimate_probability.
10992 * predict.c (predict_loops): Do not call scev_initialize and
10994 (tree_estimate_probability_bb): New.
10995 (tree_estimate_probability): Do not initialize loops: move that
10996 code to the driver. Call tree_estimate_probability_bb.
10997 (tree_estimate_probability_driver): New.
10998 (pass_profile): Use tree_estimate_probability_driver.
10999 * predict.h (tree_estimate_probability): Declared.
11001 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11003 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11004 * graphite-dependences.c (graphite_legal_transform): Add time to
11005 TV_GRAPHITE_DATA_DEPS.
11006 (dependency_between_pbbs_p): Same.
11007 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11009 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11011 PR rtl-optimization/41033
11012 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11013 aliasing is disabled.
11015 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11017 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11018 si_mask_operand, and_load_operand, low_bitmask_operand,
11019 and_reg_operand, and_operand): New predicates.
11020 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11021 * config/mips/mips.c (and_operands_ok): New function.
11022 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11023 * config/mips/mips.md (move_type): Add ext_ins and logical.
11024 (type): Handle them.
11025 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11026 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11027 shift_shift. Remove commutative constraint modifier.
11028 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11030 (*clear_upper32_dext): Remove define_insn_and_split.
11031 (*clear_upper32): Turn this define_insn_and_split ...
11032 (splitter for ANDing register with 0xffff_ffff): .. into this.
11034 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11036 * combine.c (try_widen_shift_mode): Factor out code to check if an
11037 integer constant is a low-order bitmask from here ...
11038 * rtlanal.c (low_bitmask_len): ... to here.
11039 * rtl.h (low_bitmask_len): Declare.
11041 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11044 * config/alpha/alpha.md (addsi3): Remove expander.
11045 (addsi3): Rename from *addsi3_internal insn pattern.
11046 (subsi3): Remove expander.
11047 (subsi3): Rename from *subsi3_internal insn pattern.
11049 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11051 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11054 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11055 Eric Botcazou <botcazou@adacore.com>
11056 Douglas B Rupp <rupp@gnat.com>
11058 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11059 that records that fit in 64 bits are returned by immediate value,
11060 as required by OpenVMS Calling Standard.
11061 (function_value): Adjust for above modification.
11062 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11063 virtual_incoming_args_rtx as base object, not next_arg.
11064 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11066 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11068 * reload.c (find_reloads_subreg_address): Check the original
11069 req_equiv_mem address to detect the case where an address is
11070 not valid in the outer mode.
11072 2009-08-11 Richard Guenther <rguenther@suse.de>
11075 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11077 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11079 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11080 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11082 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11083 Douglas B Rupp <rupp@gnat.com>
11085 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11086 PT_STACK when frame_pointer_needed on OpenVMS.
11087 (alpha_pv_save_size, alpha_using_fp): Remove.
11088 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11089 with proper processing for PT_NULL.
11090 (alpha_vms_initial_elimination_offset): New function. Support for
11091 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
11092 (alpha_sa_size): Force procedure type to PT_STACK when
11093 frame_pointer_needed on OpenVMS.
11094 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
11095 (alpha_using_fp): Likewise.
11096 (alpha_vms_can_eliminate): Add prototype.
11097 (alpha_vms_initial_elimination_offset): Likewise.
11098 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
11099 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
11101 2009-08-10 Eric Botcazou <botcazou@adacore.com>
11102 Douglas B Rupp <rupp@gnat.com>
11104 * config/alpha/alpha.c (common_object_handler): New function.
11105 (vms_attribute_table): Declare a single attribute "common_object".
11106 (vms_output_aligned_decl_common): New global function.
11107 (SECTION_VMS_OVERLAY): Delete.
11108 (SECTION_VMS_GLOBAL): Likewise.
11109 (SECTION_VMS_INITIALIZE): Likewise.
11110 (vms_asm_named_section): Remove support for above flags.
11111 (vms_section_type_flags): Delete.
11112 (TARGET_SECTION_TYPE_FLAGS): Likewise.
11113 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
11114 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
11115 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
11117 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11120 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
11121 (sub_ddmmss): Likewise.
11123 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11126 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11129 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11132 * reload1.c (reload_as_needed): Use cancel_changes to completely
11133 undo a failed replacement attempt.
11135 2009-08-10 Richard Guenther <rguenther@suse.de>
11137 PR middle-end/41006
11138 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11139 (useless_type_conversion_p): ... here. Require pointer targets
11142 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11145 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11146 loose the original type of the statement list.
11148 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11150 * config/alpha/alpha.c: Include libfuncs.h
11151 (avms_asm_output_extern): New function.
11152 (alpha_init_libfuncs): Init some decc libfuncs.
11153 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11154 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11155 (DO_CRTL_NAMES): Define.
11156 (LIB_SPEC): Remove.
11157 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11158 (LONG_TYPE_SIZE): Define.
11159 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11160 (SUBTARGET_SWITCHES): Define malloc64 switch.
11161 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11162 (MASK_RETURN_ADDR): Define.
11163 doc/invoke.texi (mmalloc64): Document switch.
11165 2009-08-09 Olivier Hainque <hainque@adacore.com>
11166 Douglas B Rupp <rupp@gnat.com>
11168 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11169 uses_condition_handler.
11170 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11171 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11172 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11173 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11174 (code_for_builtin): New insn codes for the new alpha_builtins.
11175 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11176 (alpha_sa_size): Account for uses_condition_handler.
11177 (alpha_expand_prologue): Likewise.
11178 (alpha_start_function): Likewise.
11179 (alpha_expand_epilogue): Likewise.
11180 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11181 establish/revert expanders.
11182 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11183 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11184 New expander, resorting to the alpha.c associated function.
11185 (builtin_revert_vms_condition_handler): Likewise.
11186 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11187 __gcc_shell_handler, the static VMS condition handler used as
11188 an indirection wrapper to the current dynamically established
11190 * config/alpha/vms-unwind.h: Complete rewrite.
11191 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11192 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11194 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11195 Douglas B Rupp <rupp@gnat.com>
11197 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11198 (alpha_need_linkage): Handle aliases. Return function symbol.
11199 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11200 Use ultimate alias target for the linkage name.
11201 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11202 by alpha_need_linkage for the function symbol.
11203 (setmemdi): Likewise.
11205 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11207 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11208 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11209 (ASM_WEAKEN_LABEL): Define.
11210 (CRT_CALL_STATIC_FUNCTION): Define.
11211 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11212 (ENDFILE_SPEC): Define.
11213 (INIT_SECTION_ASM_OP): Define.
11214 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11215 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11216 crtend.o crtendS.o.
11217 (MULTILIB_OSDIRNAMES): Define.
11218 (shlib_version): Define.
11219 (SHLIB_EXT): Define.
11220 (SHLIB_OBJS): Define.
11221 (SHLIB_NAME): Define.
11222 (SHLIB_MULTILIB): Define.
11223 (SHLIB_INSTALL): Define.
11224 (SHLIB_SYMVEC): Define.
11225 (SHLIB_SYMVECX2): Define.
11226 (SHLIB_LINK): Define.
11228 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11230 * config/alpha/alpha.c (alpha_initialize_trampoline):
11231 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11232 (alpha_start_function): Emit transfer address on nested functions
11233 for VMS trampoline call.
11234 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11235 since no longer used.
11236 * config/alpha/vms-tramp.asm: Remove.
11237 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11238 since now only data initialized at runtime.
11240 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11242 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11243 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11244 (MD_EXEC_PREFIX): Remove, no longer used.
11245 (MD_STARTFILE_PREFIX): Likewise.
11246 (INCLUDE_DEFAULTS): Likewise.
11247 * config/alpha/t-vms:
11248 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11250 2009-08-09 Richard Guenther <rguenther@suse.de>
11252 PR tree-optimization/41016
11253 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11254 (operand_precision): Remove.
11255 (integral_operand_p): Likewise.
11256 (recognize_single_bit_test): Adjust.
11258 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11260 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11261 operation overflows. Likewise non-cast unary arithmetic.
11262 If one arm of a conditional expression is always taken,
11263 inhibit evaluation warnings for the other arm. Likewise inhibit
11264 evaluation warnings for the second && or || operand if the first
11265 operand is enough to determine the result.
11266 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11268 (build_binary_op): Prevent duplicate evaluation warnings.
11270 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11272 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11273 and destination have different modes, Use promote_mode to
11274 determine the signedness of the conversion. Assert that the
11275 promoted source mode matches the destination mode. Don't pass
11276 the destination and destination mode to expand_expr if the source
11277 mode is different. Simplify conversion logic.
11279 2009-08-09 Ira Rosen <irar@il.ibm.com>
11281 PR tree-optimization/41008
11282 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11283 from condition only in case it's a comparison. Adjust checks.
11285 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11287 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11288 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11289 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11290 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11291 (dump_cand): Handle them.
11292 (struct iv_cand): New members COST_STEP and AINC_USE.
11293 (stmt_after_increment): Likewise.
11294 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11295 callers changed. Use gimple_uid comparison instead of scanning.
11296 (add_candidate_1): When looking for identical candidates, take
11297 AINC_USE into account. Set it for new candidates.
11298 (force_expr_to_var_cost): Cast target_spill_cost to int.
11299 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11300 All callers changed. Check for availability of autoinc addressing
11301 modes, both in general for a given mode, and in the specific use case.
11302 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11304 (get_computation_cost): Likewise.
11305 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11306 add_autoinc_candidates): New static functions.
11307 (add_candidate): Call add_autoinc_candidates for candidates based on
11309 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11310 (determine_use_iv_cost_address): If we have an autoinc candidate at
11311 the matching use, verify autoinc is possible and subtract the cost
11312 of the candidate's step from the cost.
11313 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11314 member of the candidate.
11315 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11316 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11318 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11320 * config.build (ia64-hp-*vms*): New target.
11321 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11322 with ia64-hp-*vms*.
11323 * config.gcc (ia64-hp-*vms*): New target.
11324 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11325 with ia64-hp-*vms*.
11326 * config.host (ia64-hp-*vms*): New target.
11327 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11328 with ia64-hp-*vms*.
11330 2009-08-08 Richard Guenther <rguenther@suse.de>
11332 PR tree-optimization/40991
11333 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11335 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11337 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11338 mode check. Do truncations in an integer mode.
11339 (force_to_mode): Handle subregs for all mode types. Only do
11340 arithmetic simplifications on integer modes.
11342 2009-08-07 Richard Guenther <rguenther@suse.de>
11344 PR tree-optimization/40999
11345 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11346 (maybe_fold_reference): Lookup constant initializers.
11347 (fold_gimple_assign): Likewise.
11349 2009-08-07 Richard Guenther <rguenther@suse.de>
11351 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11352 that require structural equality defer to the langhook.
11354 2009-08-07 Martin Jambor <mjambor@suse.cz>
11356 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11358 (struct ipa_pass_through_data): New type.
11359 (struct ipa_ancestor_jf_data): New type.
11360 (union jump_func_value): Removed field formal_id, added fields
11361 pass_through and ancestor.
11362 (struct ipa_param_call_note): Changed type of formal_id to int from
11364 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11365 operations jump functions and ancestor jump functions.
11366 (compute_complex_pass_through): New function.
11367 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11368 reflect changes in the jump function strucutre.
11369 (update_jump_functions_after_inlining): Ignore complex pass-through
11370 and ancestor jump functions.
11371 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11372 polynomial pass-through with operation jump functions.
11374 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11376 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11377 fde->dw_fde_begin as begin label instead of hot/cold label.
11378 Use LLSDAC label instead of LLSDA for second section lsda.
11379 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11380 label instead of LLSDA if it is true.
11381 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11383 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11384 SECTION argument. Use it as index into crtl->eh.call_site_record
11386 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11387 use it to determine how to print table entries instead of using
11388 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11389 label instead of normal begin label as base.
11390 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11391 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11392 ensure no EH range spans between sections and that landing pads
11393 are always in the corresponding section.
11394 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11395 for crtl->eh.call_site_record being an array rather than scalar.
11396 (output_one_function_exception_table): New function, copied
11397 from output_function_exception_table. Adjust
11398 dw2_size_of_call_site_table, dw2_output_call_site_table
11399 callers. For SECOND section use *C suffixed labels.
11400 (output_function_exception_table): Call
11401 output_one_function_exception_table and, when doing hot/cold
11402 partitioning, also another time for the second section.
11403 * opts.c: Include except.h.
11404 (decode_options): Allow -freorder-blocks-and-partition with
11405 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11406 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11407 * function.h (struct rtl_eh): Change call_site_record from
11408 scalar into array of 2 elements.
11410 2009-08-07 Martin Jambor <mjambor@suse.cz>
11412 * ipa-prop.c (count_formal_params_1): New function.
11413 (ipa_get_vector_of_formal_parms): New function.
11414 (get_vector_of_formal_parm_types): New function.
11415 (ipa_modify_formal_parameters): New function.
11416 (ipa_modify_call_arguments): New function.
11417 (index_in_adjustments_multiple_times_p): New function.
11418 (ipa_combine_adjustments): New function.
11419 (ipa_dump_param_adjustments): New function.
11420 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11421 (ipa_get_vector_of_formal_parms): Declare.
11422 (ipa_modify_formal_parameters): Declare.
11423 (ipa_modify_call_arguments): Declare.
11424 (ipa_combine_adjustments): Declare.
11425 (ipa_dump_param_adjustments): Declare.
11426 (build_ref_for_offset): Declare.
11427 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11428 * tree-sra.c: Include ipa-prop.c.
11429 (build_ref_for_offset): Make public.
11431 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11433 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11435 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11437 * gcc/doc/extend.texi (__builtin_extract_return_address)
11438 (__builtin_frob_return_address): Document.
11440 2009-08-06 Paul Brook <paul@codesourcery.com>
11442 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11443 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11444 implementation on ARMv6-M.
11446 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11448 * doc/extend.texi (pcs): Document new attribute for ARM.
11450 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11452 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11455 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11457 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11460 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11462 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11464 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11466 Merge ARM/hard_vfp_branch to trunk.
11468 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11470 * arm.c (libcall_eq): New function.
11471 (libcall_hash): New function.
11472 (add_libcall): New function.
11473 (arm_libcall_uses_aapcs_base): New function.
11474 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11475 libcalls using the base PCS.
11476 (arm_init_cumulative_args): Likewise.
11478 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11480 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11481 Use base ABI for conversion libfuncs between HFmode and SFmode.
11483 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11485 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11486 V4SImode as representatives of all 64-bit and 128-bit vector
11487 types. Allow vector types without vector modes.
11488 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11489 without vector modes like BLKmode.
11490 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11491 BLKmode. Avoid unsupported vector modes or TImode moves for
11493 (aapcs_vfp_allocate_return_reg): Likewise.
11494 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11495 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11497 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11499 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11500 (arm_get_pcs_model): Pass attribute arguments to
11501 arm_pcs_from_attribute.
11502 (arm_init_cumulative_args): Use base AAPCS for conversions from
11503 floating-point types to DImode.
11504 (arm_attribute_table): Add pcs attribute.
11505 (arm_handle_pcs_attribute): New.
11506 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11507 conversions from floating-point types to DImode, also declare them
11508 to use base AAPCS and declare functions they call to use base
11509 AAPCS and their RTABI names.
11511 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11513 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11514 -mfloat-abi=hard not being supported for VFP.
11516 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11518 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11519 SYMBOL_REF to hard_libcall_value.
11521 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11522 Richard Earnshaw <rearnsha@arm.com>
11524 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11525 has been put on the stack, all remaining co-processory arguments for
11526 that co-processor also go on the stack.
11528 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11530 * config/arm/arm.c (arm_return_in_memory): Handle returning
11531 vectors of suitable size in registers also for AAPCS case.
11533 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11535 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11537 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11539 ARM Hard-VFP calling convention
11540 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11541 * target.h (gcc_target): Add libcall_value to table of call hooks.
11542 * targhooks.h (default_libcall_value): Default implementation.
11543 * targhooks.c (default_libcall_value): Likewise.
11544 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11545 * optabs.c (expand_unop): Use it.
11546 * expr.h (hard_libcall_value): Pass the function RTX through.
11547 * calls.c (emit_library_call_value_1): Update call to
11548 hard_libcall_value.
11549 * explow.c (hard_libcall_value): Use new target hook.
11550 * config/arm/arm.c: Include cgraph.h
11551 (TARGET_FUNCTION_VALUE): Override default hook.
11552 (arm_pcs_default): New variable.
11553 (arm_override_options): Don't fault hard calling convention with VFP.
11554 Add support for AAPCS variants.
11555 (arm_function_value): Make static. Handle AAPCS variants.
11556 (arm_libcall_value): New function.
11557 (arm_apply_result_size): Handle VFP registers in results.
11558 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11560 (pcs_attribute_args): New variable.
11561 (arm_pcs_from_attribute): New function.
11562 (arm_get_pcs_model): New function.
11563 (aapcs_vfp_cum_init): New function.
11564 (aapcs_vfp_sub_candidate): New function.
11565 (aapcs_vfp_is_return_candidate): New function.
11566 (aapcs_vfp_is_call_candidate): New function.
11567 (aapcs_vfp_allocate): New function.
11568 (aapcs_vfp_allocate_return_reg): New function.
11569 (aapcs_vfp_advance): New function.
11570 (aapcs_cp_arg_layout): New variable.
11571 (aapcs_select_call_coproc): New function.
11572 (aapcs_select_return_coproc): New function.
11573 (aapcs_allocate_return_reg): New function.
11574 (aapcs_libcall_value): New function.
11575 (aapcs_layout_arg): New function.
11576 (arm_init_cumulative_args): Initialize AAPCS args data.
11577 (arm_function_arg): Handle AAPCS variants using new interface.
11578 (arm_arg_parital_bytes): Likewise.
11579 (arm_function_arg_advance): New function.
11580 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11581 calling conventions.
11582 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11583 * arm.h (NUM_VFP_ARG_REGS): Define.
11584 (LIBCALL_VALUE): Update.
11585 (FUNCTION_VALUE): Delete.
11586 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11587 (arm_pcs): New enum.
11588 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11589 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11590 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11591 * arm-protos.h (arm_function_arg_advance): Add.
11592 (aapcs_libcall_value): Add.
11593 (arm_function_value): Delete.
11595 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11596 H.J. Lu <hongjiu.lu@intel.com>
11599 * config/i386/i386.c (standard_sse_mode_p): Remove.
11600 (standard_sse_constant_p): Return 2 for integer mode
11601 vector_all_ones_operand when SSE2 is enabled.
11602 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11603 (ix86_expand_vector_move): Do not check for negative values from
11604 standard_sse_constant_p.
11606 2009-08-06 Richard Guenther <rguenther@suse.de>
11608 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11609 array type comparisons frontend independent.
11610 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11611 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11612 out array reference lower bound and element size operands.
11613 (ao_ref_init_from_vn_reference): Properly compute the offset
11614 for ARRAY_RANGE_REF.
11615 (vn_reference_fold_indirect): Fill out array reference lower
11616 bound and element size operands.
11617 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11618 a non gimple valued reference operand which can happen for
11619 array reference lower bound or element size.
11620 (create_component_ref_by_pieces_1): Properly generate the
11621 element size operand for array references.
11623 2009-08-06 Richard Guenther <rguenther@suse.de>
11625 PR tree-optimization/40964
11626 * tree.c (iterative_hash_host_wide_int): Export.
11627 * tree.h (iterative_hash_host_wide_int): Declare.
11628 * tree-ssa-structalias.c (heapvar_map): New struct.
11629 (heapvar_map_eq): New function.
11630 (heapvar_map_hash): Likewise.
11631 (heapvar_lookup): Adjust.
11632 (heapvar_insert): Likewise.
11633 (make_constraint_from_heapvar): Allow multiple heap variables
11634 per decl at different offsets.
11635 (init_alias_heapvars): Adjust.
11637 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11639 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11640 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11641 trailing sync if TARGET_SYNC_AFTER_SC.
11643 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11645 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11646 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11647 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11648 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11649 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11650 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11651 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11652 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11653 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11654 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11655 the prototype declaration match the definition.
11656 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11657 instructions explicitly. Add barrier_before and operands
11659 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11660 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11661 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11662 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11663 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11664 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11666 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11668 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11670 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11671 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11674 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11677 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11679 PR rtl-optimization/40924
11680 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11681 make sure canon_rtx (mem_address) isn't simpler than
11682 canon_rtx (expanded_mem_address).
11684 2009-08-05 Li Feng <nemokingdom@gmail.com>
11686 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11687 for each poly_bb_p.
11688 (build_scop_drs): Build alias set for each SCoP.
11690 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11692 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11693 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11694 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11695 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11696 (BASE_DRIVER_SELF_SPECS): Likewise.
11698 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11700 * tree-ssa-alias.c: Fix some comment typos.
11702 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11704 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11705 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11707 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11710 * simplify-rtx.c (simplify_binary_operation_1): Disable
11711 simplifications for decimal float operations.
11713 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11715 PR middle-end/40943
11716 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11717 operand of INDIRECT_REF.
11719 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11721 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11722 constants referencing TLS symbols.
11724 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11726 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11727 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11729 2009-08-03 Richard Guenther <rguenther@suse.de>
11731 * tree.c (make_vector_type): Build a main variant first,
11732 get the canonical one and then build the variant.
11733 * tree-ssa.c (useless_type_conversion_p_1): Handle
11735 (useless_type_conversion_p): Conversions to pointers to
11736 incomplete record types are useless.
11738 2009-08-03 Richard Guenther <rguenther@suse.de>
11740 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11741 file will be created.
11742 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11743 * toplev.c (compile_file): Adjust comment.
11745 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11747 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11748 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11749 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11750 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11751 (sh_promote_function_mode): Fix typo.
11753 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11755 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11757 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11759 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11760 declaration arguments.
11762 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11764 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11765 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11766 (ix86_split_ashl): Ditto.
11767 (ix86_expand_vector_init_one_nonzero): Ditto.
11768 (ix86_expand_vector_set): Ditto.
11769 (ix86_expand_reduc_v4sf): Ditto.
11771 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11773 * explow.c (promote_function_mode): Remove assert.
11774 * config/sh/sh.c (sh_promote_function_mode): Declare.
11776 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11778 * config/pa/pa.c (pa_promote_function_mode): Declare.
11779 Change to static. Fix promote_mode call.
11781 * gthr-dce.h (CONST_CAST2): Define if not defined.
11782 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11784 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11786 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11788 * expr.c (store_constructor): Use promote_decl_mode. Remove
11789 now write-only variable unsignedp.
11790 (expand_expr_real_1): Use promote_decl_mode.
11791 * expr.h (promote_function_mode, promote_decl_mode): New.
11792 (promote_mode): Remove last argument.
11793 * function.c (assign_temp): Drop last argument of promote_mode.
11794 (assign_parm_find_data_types): Use promote_function_mode.
11795 (assign_parm_setup_reg): Likewise.
11796 (expand_function_end): Use promote_function_mode.
11797 * calls.c (initialize_argument_information): Use promote_function_mode.
11798 (precompute_arguments): Use promote_mode instead of checking if
11799 only PROMOTE_FUNCTION_MODE is defined.
11800 (expand_call): When making sibcall decisions, use promote_function_mode.
11801 Below, remove an if for targetm.calls.promote_function_return and
11802 and use promote_function_mode.
11803 (emit_library_call_value_1): Use promote_function_mode, fix bug
11804 where promote_mode was passed FOR_CALL == 0 for a return value in an
11806 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11807 * explow.c (promote_function_mode, promote_decl_mode): New.
11808 (promote_mode): Keep only the FOR_CALL == 0 case.
11809 * combine.c (setup_incoming_promotion): Remove test of
11810 promote_function_args. Use promote_function_mode.
11811 * stmt.c (expand_value_return): Use promote_decl_mode.
11812 (expand_decl): Use promote_decl_mode.
11814 * expr.c (store_constructor): Use promote_decl_mode. Remove
11815 now write-only variable unsignedp.
11816 (expand_expr_real_1): Use promote_decl_mode.
11817 * expr.h (promote_function_mode, promote_decl_mode): New.
11818 (promote_mode): Remove last argument.
11819 * function.c (assign_temp): Drop last argument of promote_mode.
11820 (assign_parm_find_data_types): Use promote_function_mode.
11821 (assign_parm_setup_reg): Likewise.
11822 (expand_function_end): Use promote_function_mode.
11823 * calls.c (initialize_argument_information): Use promote_function_mode.
11824 (precompute_arguments): Use promote_mode instead of checking if
11825 only PROMOTE_FUNCTION_MODE is defined.
11826 (expand_call): When making sibcall decisions, use promote_function_mode.
11827 Below, remove an if for targetm.calls.promote_function_return and
11828 and use promote_function_mode.
11829 (emit_library_call_value_1): Use promote_function_mode, fix bug
11830 where promote_mode was passed FOR_CALL == 0 for a return value in an
11832 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11833 * explow.c (promote_function_mode, promote_decl_mode): New.
11834 (promote_mode): Keep only the FOR_CALL == 0 case.
11835 * combine.c (setup_incoming_promotion): Remove test of
11836 promote_function_args. Use promote_function_mode.
11837 * stmt.c (expand_value_return): Use promote_decl_mode.
11838 (expand_decl): Use promote_decl_mode.
11840 * explow.c (promote_function_mode): Just call the target hook.
11841 * targhooks.c (default_promote_function_mode,
11842 default_promote_function_mode_always_promote): New.
11843 * targhooks.h (default_promote_function_mode,
11844 default_promote_function_mode_always_promote): Declare.
11845 * target.h (promote_function_args, promote_function_return): Remove.
11846 (promote_function_mode): New.
11847 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11848 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11849 (TARGET_PROMOTE_FUNCTION_MODE): New.
11850 (TARGET_CALLS): Adjust.
11851 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11852 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11854 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11855 * config/s390/s390.c (s390_promote_function_mode): ... here,
11856 with pointer handling.
11857 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11858 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11860 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11861 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11862 with pointer handling.
11863 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11864 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11866 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11867 * config/sh/sh.c (sh_promote_function_mode): New.
11868 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11869 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11871 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11872 * config/cris/cris.c (cris_promote_function_mode): ... here.
11873 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11874 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11876 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11877 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11878 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11879 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11881 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11882 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11883 complex type handling.
11884 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11885 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11887 * config/pa/pa.c (pa_promote_function_mode): New.
11888 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11889 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11891 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11892 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11893 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11894 * config/xtensa/xtensa.c: Likewise.
11895 * config/stormy16/stormy16.c: Likewise.
11896 * config/iq2000/iq2000.c: Likewise.
11897 * config/rs6000/rs6000.c: Likewise.
11898 * config/picochip/picochip.c: Likewise.
11899 * config/arc/arc.c: Likewise.
11900 * config/mcore/mcore.c: Likewise.
11901 * config/score/score.c: Likewise.
11902 * config/mips/mips.c: Likewise.
11903 * config/bfin/bfin.c: Likewise.
11904 * config/ia64/ia64.c: Likewise (disabled though).
11906 * config/frv/frv.h: Remove pointless remark.
11908 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11909 TARGET_PROMOTE_FUNCTION_ARGS,
11910 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11911 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11913 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11915 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11916 -floop-parallelize-all.
11917 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11918 flag_loop_parallelize_all.
11919 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11920 * graphite.c (graphite_transform_loops): Same.
11921 * common.opt: Same.
11922 * graphite-poly.c (apply_poly_transforms): Same.
11924 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11926 PR tree-optimization/40914
11927 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11928 if set, then check the delta field of the PMF record.
11929 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11930 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11931 call is stored in the delta.
11933 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11935 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11937 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11939 * config/i386/bsd.h (ASM_BYTE): New define.
11940 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11941 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11942 .byte. Use fputs or putc instead of fprintf where appropriate.
11943 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11944 fputs or putc instead of fprintf where appropriate.
11945 * config/i386/i386elf.h: Ditto.
11946 * config/i386/sysv4.h: Ditto.
11948 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11949 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11950 (*tls_global_dynamic_64): Ditto.
11952 2009-07-31 Christian Bruel <christian.bruel@st.com>
11954 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11956 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11958 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11959 Remove dead code for MINUS.
11961 2009-07-31 Anthony Green <green@moxielogic.com>
11963 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11965 (moxie_expand_epilogue): Ditto for epilogue.
11966 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11967 incoming arguments.
11968 (moxie_function_arg): Ditto.
11969 (moxie_pass_by_reference): Ditto.
11970 (moxie_arg_partial_bytes): Ditto.
11971 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11972 (FUNCTION_ARG_ADVANCE) Ditto.
11973 (REG_PARM_STACK_SPACE) Ditto.
11974 (FUNCTION_ARG_REGNO_P) Dito.
11976 * config.gcc: Add moxie linux config support.
11977 * gcc/config/moxie/uclinux.h: New file.
11979 2009-07-31 DJ Delorie <dj@redhat.com>
11981 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11982 (UNSPECV_SP_SWITCH_E): New.
11983 (sp_switch_1): Change to an unspec.
11984 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11986 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11987 reference the new stack's address
11989 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11991 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11992 graphite-clast-to-gimple.o, graphite-dependences.o,
11993 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11994 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11995 (graphite-blocking.o,
11996 graphite-clast-to-gimple.o, graphite-dependences.o,
11997 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11998 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11999 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12000 * cfgloop.h (struct loop): Add can_be_parallel field.
12001 * common.opt (fgraphite-identity): Moved up.
12002 (fgraphite-force-parallel): New flag.
12003 * graphite.c: Rewrite.
12004 * graphite.h: Rewrite.
12005 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12007 * toplev.c (graphite_out_file): New file descriptor.
12008 (graphite_in_file): New.
12009 (process_options): flag_graphite_force_parallel cannot be used without
12011 * tree-ssa-loop.c: Include toplev.h.
12012 (gate_graphite_transforms): Enable flag_graphite for
12013 flag_graphite_force_parallel.
12015 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12017 * ChangeLog.graphite: New.
12018 * graphite-blocking.c: New.
12019 * graphite-clast-to-gimple.c: New.
12020 * graphite-clast-to-gimple.h: New.
12021 * graphite-dependences.c: New.
12022 * graphite-dependences.h: New.
12023 * graphite-interchange.c: New.
12024 * graphite-poly.c: New.
12025 * graphite-poly.h: New.
12026 * graphite-ppl.c: New.
12027 * graphite-ppl.h: New.
12028 * graphite-scop-detection.c: New.
12029 * graphite-scop-detection.h: New.
12030 * graphite-sese-to-poly.c: New.
12031 * graphite-sese-to-poly.h: New.
12035 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12037 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12038 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12040 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12042 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12043 (scev_is_linear_expression): Return false if the evolution is not
12044 affine multivariate.
12046 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12048 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12049 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12051 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12053 * tree-data-ref.c (debug_data_references): New.
12054 (debug_data_reference): New.
12055 * tree-data-ref.h (debug_data_references): Declared.
12056 (debug_data_reference): Declared.
12058 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12060 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12061 * tree-data-ref.h (scop_p): Removed.
12062 (struct data_reference): Remove field scop.
12063 (DR_SCOP): Removed.
12064 (stmt_simple_memref_p): Removed.
12066 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12068 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12069 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12072 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12074 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12076 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12078 * doc/invoke.texi (-fgraphite-identity): Documented.
12080 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12082 * tree-scalar-evolution.c: Fix comment.
12083 (instantiate_scev_1): Return unknow from scev instantiation if the
12084 result is not above instantiate_below.
12086 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12088 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12089 static anymore. Instantiate the symbols that may have been introduced
12091 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
12094 2009-07-30 DJ Delorie <dj@redhat.com>
12096 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
12097 .vliw directive to VLIW sections.
12099 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12101 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
12103 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
12104 (AUTOHEADER): New variable.
12105 ($(srcdir)/cstamp-h.in): Use it.
12107 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12108 Pat Haugen <pthaugen@us.ibm.com>
12109 Revital Eres <ERES@il.ibm.com>
12111 * config/rs6000/vector.md (VEC_F): Add VSX support.
12114 (mov<mode>): Ditto.
12115 (vector_load_<mode>): Ditto.
12116 (vector_store_<mode>): Ditto.
12117 (vector GPR move split): Ditto.
12118 (vec_reload_and_plus_<mptrsize>): Ditto.
12119 (vec_reload_and_reg_<mptrsize>): Ditto.
12120 (add<mode>3): Ditto.
12121 (sub<mode>3): Ditto.
12122 (mul<mode>3): Ditto.
12123 (neg<mode>2): Ditto.
12124 (abs<mode>2): Ditto.
12125 (smin<mode>3): Ditto.
12126 (smax<mode>3): Ditto.
12127 (vector_eq<mode>): Ditto.
12128 (vector_gt<mode>): Ditto.
12129 (vector_ge<mode>): Ditto.
12130 (vector_gtu<mode>): Ditto.
12131 (vector_select_<mode>_uns): Ditto.
12132 (vector_eq_<mode>_p): Ditto.
12133 (vector_gt_<mode>_p): Ditto.
12134 (vector_ge_<mode>_p): Ditto.
12135 (vector_gtu_<mode>_p): Ditto.
12136 (cr6_test_for_zero): Ditto.
12137 (cr6_test_for_zero_reverse): Ditto.
12138 (cr6_test_for_lt): Ditto.
12139 (cr6_test_for_lt_reverse): Ditto.
12140 (xor<mode>3): Ditto.
12141 (ior<mode>3): Ditto.
12142 (and<mode>3): Ditto.
12143 (one_cmpl<mode>2): Ditto.
12144 (nor<mode>2): Ditto.
12145 (andc<mode>2): Ditto.
12146 (float<VEC_int<mode>2): Ditto.
12147 (unsigned_float<VEC_int><mode>2): Ditto.
12148 (fix_trunc<mode><VEC_int>2): Ditto.
12149 (fixuns_trunc<mode><VEC_int>2): Ditto.
12151 (vec_set<mode>): Ditto.
12152 (vec_extract<mode>): Ditto.
12153 (vec_interleave_highv4sf): Ditto.
12154 (vec_interleave_lowv4sf): Ditto.
12155 (vec_realign_load_<mode>): Ditto.
12156 (vec_shl_<mode>): Ditto.
12157 (vec_shr_<mode>): Ditto.
12158 (div<mode>3): New patterns for VSX.
12159 (vec_interleave_highv2df): Ditto.
12160 (vec_interleave_lowv2df): Ditto.
12161 (vec_pack_trunc_v2df): Ditto.
12162 (vec_pack_sfix_trunc_v2df): Ditto.
12163 (vec_pack_ufix_trunc_v2df): Ditto.
12164 (vec_unpacks_hi_v4sf): Ditto.
12165 (vec_unpacks_lo_v4sf): Ditto.
12166 (vec_unpacks_float_hi_v4si): Ditto.
12167 (vec_unpacks_float_lo_v4si): Ditto.
12168 (vec_unpacku_float_hi_v4si): Ditto.
12169 (vec_unpacku_float_lo_v4si): Ditto.
12170 (movmisalign<mode>): Ditto.
12171 (vector_ceil<mode>2): New patterns for vectorizing math library.
12172 (vector_floor<mode>2): Ditto.
12173 (vector_btrunc<mode>2): Ditto.
12174 (vector_copysign<mode>3): Ditto.
12176 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12177 predicate for setting the high bit in each word, used for copysign.
12179 * config/rs6000/ppc-asm.h (f19): Whitespace.
12180 (f32-f63): Define if VSX.
12181 (v0-v31): Define if Altivec.
12182 (vs0-vs63): Define if VSX.
12184 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12186 * config/rs6000/power7.md: New file, provide tuning parameters for
12189 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12190 (rs6000_cpu_cpp_builtins): Ditto.
12191 (altivec_overloaded_builtins): Ditto.
12192 (altivec_resolve_overloaded_builtin): Ditto.
12194 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12195 debug switch to disable vectorizing simple math builtin
12198 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12199 Vectorize simple math builtin functions.
12200 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12201 hook to vectorize math builtins.
12202 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12203 (rs6000_builtin_conversion): Add VSX/power7 support.
12204 (rs6000_builtin_vec_perm): Ditto.
12205 (vsplits_constant): Add support for loading up a vector constant
12206 with just the high bit set in each part.
12207 (rs6000_expand_vector_init): Add VSX/power7 support.
12208 (rs6000_expand_vector_set): Ditto.
12209 (rs6000_expand_vector_extract): Ditto.
12210 (rs6000_emit_move): Ditto.
12211 (bdesc_3arg): Ditto.
12212 (bdesc_2arg): Ditto.
12213 (bdesc_1arg): Ditto.
12214 (rs6000_expand_ternop_builtin): Ditto.
12215 (altivec_expand_builtin): Ditto.
12216 (rs6000_expand_unop_builtin): Ditto.
12217 (rs6000_init_builtins): Ditto.
12218 (altivec_init_builtins): Ditto.
12219 (builtin_function_type): Ditto.
12220 (rs6000_common_init_builtins): Ditto.
12221 (rs6000_handle_altivec_attribute); Ditto.
12222 (rs6000_mangle_type): Ditto.
12223 (rs6000_vector_mode_supported_p): Ditto.
12224 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12225 are mode dependent.
12227 * config/rs6000/vsx.md: New file for VSX support.
12229 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12230 identifing values with just the most significant bit set.
12231 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12232 vectorized builtins.
12234 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12235 (UNSPEC_VRFIM): Delete.
12236 (splitter for loading up vector with most significant bit): New
12237 splitter for vectorizing copysign.
12238 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12239 vectorizing simple math functions.
12240 (altivec_vrfip): Add support for vectorizing simple math functions.
12241 (altivec_vrfim): Ditto.
12242 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12244 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12245 (power7.md, vsx.md): Include for power7 support.
12246 (copysigndf3): Use VSX instructions if -mvsx.
12247 (negdf2_fpr): Ditto.
12248 (absdf2_fpr): Ditto.
12249 (nabsdf2_fpr): Ditto.
12250 (adddf3_fpr): Ditto.
12251 (subdf3_fpr): Ditto.
12252 (muldf3_fpr): Ditto.
12253 (divdf3_fpr): Ditto.
12254 (fix_truncdfdi2_fpr): Ditto.
12255 (cmpdf_internal1): Ditto.
12256 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12257 (btruncdf2, btruncdf2_fpr): Ditto.
12258 (ceildf2, ceildf2_fpr): Ditto.
12259 (floordf2, floordf2_fpr): Ditto.
12260 (floatdidf2, floatdidf2_fpr): Ditto.
12261 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12262 (fmsubdf4_fpr): Ditto.
12263 (fnmadddf4_fpr_1): Ditto.
12264 (fnmadddf4_fpr_2): Ditto.
12265 (fnmsubdf4_fpr_1): Ditto.
12266 (fnmsubdf4_fpr_2): Ditto.
12267 (fixuns_truncdfdi2): Add expander for VSX support.
12268 (fix_truncdfdi2): Ditto.
12269 (fix_truncdfsi2): Ditto.
12270 (ftruncdf2): Ditto.
12271 (btruncsf2): Whitespace.
12272 (movdf_hardfloat32): Add support for VSX registers.
12273 (movdf_softfloat32): Ditto.
12274 (movdf_hardfloat64): Ditto.
12275 (movdf_hardfloat64_mfpgpr): Ditto.
12276 (movdf_softfloat64): Ditto.
12277 (movti splitters): Add check for vector registers supporting
12278 TImode in the future.
12279 (bpermd): Add power7 bpermd instruction.
12281 * config/rs6000/altivec.h (vec_div): Define if VSX.
12284 (vec_nmadd): Ditto.
12285 (vec_nearbyint): Ditto.
12288 (all predicates): Use the generic builtin function, and not the V4SF
12289 specific function so that the predicates will work with VSX's V2DF.
12290 (vec_all_*): Ditto.
12291 (vec_any_*): Ditto.
12293 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12294 Document new VSX functions and types.
12296 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12299 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12300 "wa", and "j" constraints. Modify "v" to talk about Altivec
12301 instead of just vector.
12303 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12306 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12307 location for phi arguments.
12308 (rewrite_update_phi_arguments): Find locations for reaching defs.
12309 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12310 Add location to add_phi_arg calls.
12311 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12312 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12313 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12314 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12315 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12316 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12317 * tree-phinodes.c (make_phi_node): Initialize location.
12318 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12319 (add_phi_arg): Add location parameter.
12320 (remove_phi_arg_num): Move location when moving phi argument.
12321 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12323 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12324 slpeel_update_phi_nodes_for_guard1,
12325 slpeel_update_phi_nodes_for_guard2,
12326 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12327 vect_loop_versioning): Set locations.
12328 * tree-parloops.c (create_phi_for_local_result,
12329 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12330 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12331 * tree-vect-loop.c (get_initial_def_for_induction,
12332 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12334 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12335 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12336 (gimple_phi_arg_set_location): New. Set locus.
12337 (gimple_phi_arg_has_location): New. Check for locus.
12338 (redirect_edge_var_map_location): New. Return locus from var_map.
12339 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12340 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12341 combining PHI arguments.
12342 (cond_store_replacement): Set location.
12343 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12344 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12345 scop_add_exit_phis_edge): Add locations.
12346 * tree-cfgcleanup.c (remove_forwarder_block,
12347 remove_forwarder_block_with_phi): Add locations.
12348 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12349 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12351 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12352 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12353 flush_pending_stmts): Add source location.
12354 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12355 stack to preserve locations.
12356 * tree-vect-stmts.c (vectorizable_load): Add location.
12357 * tree-inline.c (copy_phis_for_bb): Copy locus.
12358 (setup_one_parameter): Add call locus to inlined parameter stmts.
12359 (initialize_inlined_parameters): Pass in call location as parameter
12361 (tree_function_versioning): Pass location to setup_one_parameter.
12362 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12363 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12364 copy and edge lists.
12365 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12366 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12367 locus parameter and override the stmt default if provided.
12368 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12369 elim_graph_add_edge, elim_graph_remove_succ_edge,
12370 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12371 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12372 eliminate_phi): Add locus info in elimination graph for each edge and
12374 (insert_backedge_copies): Copy locus if present.
12375 * tree-flow.h (struct _edge_var_map): Add locus field.
12376 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12377 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12378 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12380 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12382 2009-07-30 Martin Jambor <mjambor@suse.cz>
12384 PR tree-optimization/40570
12385 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12386 use inlining loops.
12388 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12390 * ssa-loop-manip.c: Include langhooks.h.
12391 (rewrite_phi_with_iv): New.
12392 (rewrite_all_phi_nodes_with_iv): New.
12393 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12394 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12395 * tree-parloops.c (loop_parallel_p): Move out all conditions
12396 except dependency check.
12397 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12398 (gen_parallel_loop): Call canonicalize_loop_ivs without
12399 reduction_list argument.
12400 (build_new_reduction): New.
12401 (gather_scalar_reductions): New.
12402 (try_get_loop_niter): New.
12403 (try_create_reduction_list): New.
12404 (parallleize_loops): Change the parallel conditions check.
12405 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12406 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12408 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12410 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12412 * doc/options.texi (Option properties): Mention new quoting syntax.
12414 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12416 * config/alpha/alpha.c (alpha_start_function):
12417 Handle VMS_DEBUG_MAIN_POINTER
12418 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12419 * doc/invoke.texi: Document -mdebug-main switch.
12421 2009-07-29 Richard Henderson <rth@redhat.com>
12423 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12424 (cgraph_create_edge_including_clones): Likewise.
12425 * tree-inline.c (copy_bb): Operate on the correct edges
12426 when updating the callgraph.
12428 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12430 * config/alpha/vms-cc.c: Deleted.
12431 * config/alpha/vms-ld.c: Deleted.
12432 * config/alpha/t-vms64: Moved to config/vms
12433 * config/alpha/vms-crt0-64.c: Moved to config/vms
12434 * config/alpha/vms-crt0.c: Moved to config/vms
12435 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12436 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12437 * config/alpha/xm-vms.h: Moved to config/vms
12438 * config/alpha/x-vms: Moved to config/vms
12439 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12441 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12442 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12444 * config/vms/t-vms64: Moved here from config/alpha
12445 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12446 (argc,argv,envp): Enforce 32bit malloc'ing.
12447 * config/vms/vms-psxcrt0-64.c: Likewise.
12448 * config/vms/vms-crt0.c: Moved here from config/alpha.
12449 * config/vms/vms-psxcrt0.c: Likewise.
12450 * config/vms/vms-crtl-64.h: New file.
12451 * config/vms/vms-crtl.h: New file.
12452 * config/vms/vms.opt: New file.
12453 * config/vms/xm-vms64.h: New file.
12454 * config/vms/xm-vms.h: Moved here from config/alpha.
12455 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12457 * config/vms/x-vms: Moved here from config/alpha.
12458 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12459 (vms-ld.o, vms-cc.o): Removed.
12460 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12462 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12464 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12465 correct stack (obvious VMS fix).
12467 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12469 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12470 date, version info if VMS_DEBUGGING_INFO defined.
12471 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12472 size, date calculating code moved here.
12474 2009-07-29 Paul Brook <paul@codesourcery.com>
12476 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12479 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12482 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12483 to DImode when generating insq_le insn.
12485 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12487 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12488 New macro set for VMS_DEBUGGGING_INFO.
12489 (AT_string_form): Use it.
12491 2009-07-28 DJ Delorie <dj@redhat.com>
12493 * config/mep/mep.c (vtext_section): New.
12494 (vftext_section): New.
12495 (ftext_section): New.
12496 (mep_select_section): Add support for functions.
12497 (mep_unique_section): Likewise.
12498 (mep_asm_init_sections): Likewise.
12499 (mep_encode_section_info): Remove it from here.
12501 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12503 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12505 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12506 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12508 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12510 * dwarf2out.c (output_file_names): Test new macro
12511 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12512 (add_comp_dir_attribute): Likewise.
12514 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12516 * config/i386/mingw-w64.h (LINK_SPEC): Add
12517 separating space between commands.
12519 2009-07-28 Jan Hubicka <jh@suse.cz>
12521 PR tree-optimization/40759
12522 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12525 2009-07-27 DJ Delorie <dj@redhat.com>
12527 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12528 types are dword-aligned.
12529 (mep_expand_va_start): Likewise.
12531 2009-07-27 Olivier Hainque <hainque@adacore.com>
12532 Douglas B Rupp <rupp@gnat.com>
12534 * convert.c (convert_to_pointer): Don't assume the target
12535 pointer type is POINTER_SIZE long. Fetch its precision instead.
12537 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12539 * system.h (fopen): Undefine if macro.
12541 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12543 * dwarf2out.c (output_cfi_p): Removed.
12544 (output_cfis): New function.
12545 (output_fde): New function, split from output_call_frame_info.
12546 (output_call_frame_info): Use it.
12547 (dwarf2out_switch_text_section): Use output_cfis.
12549 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12551 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12552 TARGET_BI_ARCH is specified without enabling SJLJ.
12553 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12554 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12556 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12558 * arm.md (negdi2): Use DImode if forcing a value into a register.
12560 2009-07-26 Ira Rosen <irar@il.ibm.com>
12562 PR tree-optimization/40801
12563 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12564 of vector operand from the previous copy of vector statement.
12565 Pass the correct definition type value to
12566 vect_get_vec_def_for_stmt_copy().
12568 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12570 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12571 const char ** conversion.
12573 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12575 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12576 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12577 (gcc_unreachable): Invoke __builtin_unreachable() if
12578 !ENABLE_ASSERT_CHECKING.
12580 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12582 PR rtl-optimization/40445
12583 * emit-rtl.c (next_nonnote_insn_bb): New function.
12584 * rtl.h (next_nonnote_insn_bb): Declare new function.
12585 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12586 with no successors that is the successor of the ENTRY_BLOCK.
12587 Continue from the top after removing an empty fallthrough block.
12588 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12589 of next_nonnote_insn.
12591 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12593 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12595 2009-07-25 Martin Jambor <mjambor@suse.cz>
12597 * c-common.c (c_common_attribute_table): New element for noclone.
12598 (handle_noclone_attribute): New function. Forward-declare.
12599 * tree-inline.c (tree_versionable_function_p): Check for noclone
12601 * doc/extend.texi (Labels as Values): Document need for noclone.
12602 (Function Attributes): Document noclone attribute.
12604 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12606 PR rtl-optimization/34999
12607 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12608 and dw_fde_switched_cold_to_hot fields.
12609 (output_cfi_p): New function.
12610 (output_call_frame_info): If fde->dw_fde_switched_sections,
12611 output 2 FDEs instead of one with corrupted header.
12612 (dwarf2out_do_cfi_startproc): New function.
12613 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12614 and fde->dw_fde_switched_cold_to_hot.
12615 (dwarf2out_switch_text_section): Compute
12616 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12617 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12618 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12619 Otherwise, compute fde->dw_fde_switch_cfi.
12621 2009-07-24 Cary Coutant <ccoutant@google.com>
12623 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12625 2009-07-24 Cary Coutant <ccoutant@google.com>
12627 * cfghooks.c (split_block): Copy discriminator to new block.
12628 * tree-cfg.c (assign_discriminator): Check location of last
12629 instruction in block as well as first.
12631 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12633 * config/i386/linux.c: Use fputs or putc instead of fprintf
12635 * config/i386/gas.h: Ditto.
12636 * config/i386/x86-64.h: Ditto.
12637 * config/i386/att.h: Ditto.
12639 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12641 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12644 2009-07-24 Martin Jambor <mjambor@suse.cz>
12646 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12647 (ipa_push_func_to_list_1): Declare.
12648 (ipa_push_func_to_list): New function.
12650 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12651 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12652 (ipa_push_func_to_list): Removed.
12653 (ipa_pop_func_from_list): Clear node_enqueued flag.
12655 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12657 * config/s390/s390.c (override_options): Default
12658 max-unrolled-insns to 100 for z10 tuning.
12660 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12662 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12663 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12664 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12665 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12666 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12667 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12668 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12670 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12672 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12673 use default set in mingw32.h header.
12674 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12675 64-bit /mingw/include path.
12676 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12679 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12681 PR rtl-optimization/40209
12682 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12684 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12686 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12687 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12688 with the rest of string where appropriate. Use fputs or putc
12689 instead of fprintf where appropriate.
12691 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12692 Pat Haugen <pthaugen@us.ibm.com>
12693 Revital Eres <ERES@il.ibm.com>
12695 * config/rs6000/vector.md: New file. Move most of the vector
12696 expander support here from altivec.md to allow for the VSX vector
12697 unit in the future. Add support for secondary_reload patterns.
12698 Rewrite the patterns for vector comparison, and vector comparison
12699 predicate instructions so that the RTL expresses the desired
12700 behavior, instead of using unspec.
12702 * config/rs6000/constraints.md ("f" constraint): Use
12703 rs6000_constraints to hold the precalculated register class.
12704 ("d" constraint): Ditto.
12705 ("wd" constraint): New constraint for VSX.
12706 ("wf" constraint): Ditto.
12707 ("ws" constraint): Ditto.
12708 ("wa" constraint): Ditto.
12709 ("wZ" constraint): Ditto.
12710 ("j" constraint): Ditto.
12712 * config/rs6000/predicates.md (vsx_register_operand): New
12714 (vfloat_operand): New predicate for vector.md.
12715 (vint_operand): Ditto.
12716 (vlogical_operand): Ditto.
12717 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12718 (easy_vector_constant): Add VSX support.
12719 (altivec_indexed_or_indirect_operand): New predicate for
12720 recognizing Altivec style memory references with AND -16.
12722 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12723 for vector secondary reload support.
12724 (rs6000_vector_reg_class): Delete, replacing it with
12725 rs6000_constraints.
12726 (rs6000_vsx_reg_class): Ditto.
12727 (rs6000_constraints): New array to hold the register classes of
12728 each of the register constraints that can vary at runtime.
12729 (builtin_mode_to_type): New static array for builtin function type
12731 (builtin_hash_table): New static hash table for builtin function
12733 (TARGET_SECONDARY_RELOAD): Define target hook.
12734 (TARGET_IRA_COVER_CLASSES): Ditto.
12735 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12736 registers are 128 bits if VSX memory reference instructions are used.
12737 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12738 unit is being used.
12739 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12740 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12741 Print several of the scheduling related parameters.
12742 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12743 rs6000_constraints instead of rs6000_vector_reg_class. Move
12744 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12745 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12746 Altivec. Add VSX support. Setup for secondary reload support on
12747 Altivec/VSX registers.
12748 (rs6000_override_options): Make power7 set the scheduling groups
12749 like the power5. Add support for new debug switches to override
12750 the scheduling defaults. Temporarily disable -mcpu=power7 from
12751 setting -mvsx. Add support for debug switches -malways-hint,
12752 -msched-groups, and -malign-branch-targets.
12753 (rs6000_buitlin_conversion): Add support for returning unsigned
12754 vector conversion functions to fix regressions due to stricter
12756 (rs6000_builtin_mul_widen_even): Ditto.
12757 (rs6000_builtin_mul_widen_odd): Ditto.
12758 (rs6000_builtin_vec_perm): Ditto.
12759 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12760 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12761 to zero a register.
12762 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12763 generated upstream.
12764 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12765 VSX types for bit operations. Changes to accomidate vector.md.
12766 (bdesc_2arg): Ditto.
12767 (bdesc_1arg): Ditto.
12768 (struct builtin_description_predicates): Rewrite predicate
12769 handling so that RTL describes the operation, instead of passing
12770 the instruction to be used as a string argument.
12771 (bdesc_altivec_preds): Ditto.
12772 (altivec_expand_predicate_builtin): Ditto.
12773 (altivec_expand_builtin): Ditto.
12774 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12775 statement for vsldoi support.
12776 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12777 (altivec_expand_st_builtin): Ditto.
12778 (paired_expand_builtin): Whitespace changes.
12779 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12780 builtin_mode_to_type table for secondary reload. Call
12781 builtin_function_type to build random builtin functions.
12782 (altivec_init_builtins): Change to use builtin_function_type to
12783 create builtin function types dynamically as we need them.
12784 (builtin_hash_function): New support for hashing the tree types
12785 for builtin function as we need it, rather than trying to build
12786 all of the trees that we need. Add initial preliminary VSX support.
12787 (builtin_function_type): Ditto.
12788 (builtin_function_eq): Ditto.
12789 (builtin_hash_struct): Ditto.
12790 (rs6000_init_builtins): Ditto.
12791 (rs6000_common_init_builtins): Ditto.
12792 (altivec_init_builtins): Ditto.
12793 (rs6000_common_init_builtins): Ditto.
12794 (enum reload_reg_type): New enum for simplifing reg classes.
12795 (rs6000_reload_register_type): Simplify register classes into GPR,
12796 Vector, and other registers. Altivec and VSX addresses in reload.
12797 (rs6000_secondary_reload_inner): Ditto.
12798 (rs6000_ira_cover_classes): New target hook, that returns the
12799 appropriate cover classes, based on -mvsx being used or not.
12800 (rs6000_secondary_reload_class): Add VSX support.
12801 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12802 (get_vsel_insn): Ditto.
12803 (rs6000_emit_vector_compare): Rewrite vector conditional support
12804 so that where we can, we use RTL operators, instead of blindly use
12806 (rs6000_emit_vector_select): Ditto.
12807 (rs6000_emit_vector_cond_expr): Ditto.
12808 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12809 (create_TOC_reference): Add -mdebug=addr support.
12810 (emit_frame_save): VSX loads/stores need register indexed addressing.
12812 * config/rs6000/rs6000.md: Include vector.md.
12814 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12816 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12817 support for V2DI, V2DF in logical, permute, select operations.
12819 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12820 switch for vsx/power7.
12821 (-mvsx-scalar-memory): Ditto.
12822 (-mvsx-align-128): Ditto.
12823 (-mallow-movmisalign): Ditto.
12824 (-mallow-df-permute): Ditto.
12825 (-msched-groups): Ditto.
12826 (-malways-hint): Ditto.
12827 (-malign-branch-targets): Ditto.
12829 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12831 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12832 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12833 (rs6000_vector_reg_class): Delete.
12834 (rs6000_vsx_reg_class): Ditto.
12835 (enum rs6000_reg_class_enum): New enum for the constraints that
12836 vary based on target switches.
12837 (rs6000_constraints): New array to hold the register class for all
12838 of the register constraints that vary based on the switches used.
12839 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12840 (enum rs6000_builtins): Add unsigned varients for the builtin
12841 declarations returned by target hooks for expanding multiplies,
12842 select, and permute operations. Add VSX builtins.
12843 (enum rs6000_builtin_type_index): Add entries for VSX.
12844 (V2DI_type_node): Ditto.
12845 (V2DF_type_node): Ditto.
12846 (unsigned_V2DI_type_node): Ditto.
12847 (bool_long_type_node): Ditto.
12848 (intDI_type_internal_node): Ditto.
12849 (uintDI_type_internal_node): Ditto.
12850 (double_type_internal_node): Ditto.
12852 * config/rs6000/altivec.md (whole file): Move all expanders to
12853 vector.md from altivec.md. Rename insn matching functions to be
12855 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12856 (altivec_vcmp*): Ditto.
12857 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12858 (VM): New iterator for moves that includes the VSX types.
12859 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12860 (altivec_vperm_<mode>_uns): New, for unsigned types.
12861 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12862 (altivec_eq<mode>): Ditto.
12863 (altivec_gt<mode>): Ditto.
12864 (altivec_gtu<mode>): Ditto.
12865 (altivec_eqv4sf): Ditto.
12866 (altivec_gev4sf): Ditto.
12867 (altivec_gtv4sf): Ditto.
12868 (altivec_vcmpbfp_p): Ditto.
12870 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12872 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12875 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12878 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12879 ASM_SHORT instead of .word.
12880 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12881 instead of .word in asm template.
12883 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12886 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12887 (process_bb_node_lives): Use it.
12889 * ira.c (setup_cover_and_important_classes): Don't setup
12890 ira_important_class_nums. Add cover classes to the end of
12892 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12894 (find_reg_class_closure): Use reorder_important_classes.
12896 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12898 * config/i386/i386.c (i386_ira_cover_classes): New function.
12899 (TARGET_IRA_COVER_CLASSES): Redefine.
12901 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12902 importance of order of cover classes in the array.
12904 2009-07-22 Diego Novillo <dnovillo@google.com>
12906 * tree-pass.h (TDF_EH): Define.
12907 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12908 contains TDF_EH, print the EH region number holding GS.
12909 * tree-dump.c (dump_options): Add "eh".
12910 * doc/invoke.texi: Document it.
12912 2009-07-22 Doug Kwan <dougkwan@google.com>
12914 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12916 2009-07-22 Michael Matz <matz@suse.de>
12918 PR tree-optimization/35229
12919 PR tree-optimization/39300
12921 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12922 (inhibit_phi_insertion): New function.
12923 (insert_into_preds_of_block): Call it for REFERENCEs.
12924 (init_pre): Initialize and finalize scalar evolutions.
12925 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12927 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12929 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12930 Use CONST_VECTOR_NUNITS to determine number of elements.
12932 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12934 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12935 (U, W): Constraints are now deprecated and will be removed if we
12936 run out of letters.
12937 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12939 ("prefetch"): Add the stcmh instruction for prefetching.
12940 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12942 (s390_short_displacement): Return always true if compiling for
12943 machines not providing the long displacement facility.
12944 (s390_mem_constraint): Support the new constraint letter Z.
12945 (s390_check_qrst_address): New function.
12947 2009-07-21 DJ Delorie <dj@redhat.com>
12949 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12952 2009-07-21 Jason Merrill <jason@redhat.com>
12954 * c-common.c (max_tinst_depth): Increase default to 1024.
12956 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12958 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12959 (vec_unpacku_float_lo_v4si): Ditto.
12961 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12964 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12965 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12966 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12967 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12969 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12971 PR tree-optimization/40813
12972 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12975 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12977 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12978 with a NOP_EXPR if needed.
12980 2009-07-21 Paul Brook <paul@codesourcery.com>
12982 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12983 Terminate debug dump with newline.
12985 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12987 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12988 Cast "1" to unsigned HOST_WIDE_INT.
12989 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12990 deposit length to the maximum length - lsb. Extend length if
12991 HOST_BITS_PER_WIDE_INT is 32.
12993 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12995 * cgraph.h (constant_pool_htab): New function.
12996 (constant_descriptor_tree): Move from varasm.c.
12997 * varasm.c (constant_pool_htab): New function.
12998 (constant_descriptor_tree): Move to cgraph.h.
13000 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13002 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13004 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13006 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13009 2009-07-20 Xinliang David Li <davidxl@google.com>
13011 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13013 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13015 * config/mips/mips.md (move_type): Add arith.
13016 (type): Handle arith.
13017 (zero_extendsidi2): Rename this into ...
13018 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13019 (zero_extendsidi2): New expander.
13020 (*zero_extendsidi2_dext): New pattern.
13022 2009-07-20 Nick Clifton <nickc@redhat.com>
13024 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13025 to set MIPS_ABI_DEFAULT.
13026 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13028 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13030 * tree-object-size.c (addr_object_size): Handle unions with
13031 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13033 PR tree-optimization/40792
13034 * tree.c (build_function_type_skip_args): Remove bogus assert.
13036 2009-07-20 Jan Hubicka <jh@suse.cz>
13037 Martin Jambor <mjambor@suse.cz>
13039 * cgraph.h (combined_args_to_skip): New field.
13040 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13041 combined_args_to_skip and args_to_skip.
13042 * tree-inline.c (update_clone_info): New function.
13043 (tree_function_versioning): Call update_clone_info.
13044 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13046 (cgraph_materialize_all_clones): More extensive dumping, working
13047 with combined_args_to_skip rather than args_to_skip.
13049 2009-07-20 Ira Rosen <irar@il.ibm.com>
13051 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13052 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13053 (get_initial_def_for_reduction): Likewise.
13054 (vectorizable_reduction): Skip the check of first operand in case
13055 of COND_EXPR. Add check that it is outer loop vectorization if
13056 nested cycle was detected. Call vectorizable_condition() for
13057 COND_EXPR. If reduction epilogue cannot be created do not fail for
13058 nested cycles (if it is not double reduction). Assert that there
13059 is only one type in the loop in case of COND_EXPR. Call
13060 vectorizable_condition() to vectorize COND_EXPR.
13061 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13062 Add parameters. Allow nested cycles if called from
13063 vectorizable_reduction(). Use reduction vector variable if provided.
13064 (vect_analyze_stmt): Call vectorizable_reduction() before
13065 vectorizable_condition().
13066 (vect_transform_stmt): Update call to vectorizable_condition().
13068 2009-07-20 Christian Bruel <christian.bruel@st.com>
13070 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13071 * doc/invoke.texi (-mfmovd): Likewise.
13072 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13074 2009-07-20 Jan Hubicka <jh@suse.cz>
13076 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13077 when handling SSA name.
13079 2009-07-19 Jan Hubicka <jh@suse.cz>
13081 PR tree-optimization/40676
13082 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13083 virtual PHIs in empty BBs.
13085 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13087 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13088 re-expanded the compound use gen_lowpart instead to convert to the
13091 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13093 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
13094 OUTER_CONST arguments.
13095 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
13096 the new wider mode will be masked off.
13097 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
13099 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13101 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
13102 high-order bits are zero.
13104 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13106 * combine.c (simplify_shift_const_1): Split code to determine
13107 shift_mode into ...
13108 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
13109 new bits shifted in are identical to the old sign bit.
13111 2009-07-18 Richard Guenther <rguenther@suse.de>
13114 * gimplify.c (gimplify_call_expr): Reject code using results from
13115 functions returning void.
13117 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13119 * doc/md.texi: Document the new PowerPC "es" constraint.
13120 Document that "m" can include automodified addresses on this target,
13121 and explain how %U must be used. Extend the "Q" and "Z" documentation
13122 to suggest "es" as well as "m".
13123 * config/rs6000/constraints.md (es): New memory constraint.
13124 (Q, Z): Update strings to match new documentation.
13126 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13128 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13129 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13130 * config/rs6000/predicates.md (volatile_mem_operand): Use
13131 offsettable_nonstrict_memref_p.
13132 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13133 (*floatunssidf2_internal): Likewise.
13134 (*fix_truncdfsi2_internal): Likewise.
13135 (*fix_trunctfsi2_internal): Likewise.
13137 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13139 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13140 atmega32u2 devices.
13141 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13143 2009-07-17 Richard Guenther <rguenther@suse.de>
13146 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13147 (pass_warn_unused_result): Likewise.
13148 (TODO_set_props): Remove.
13149 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13151 (pass_diagnose_omp_blocks): Define.
13152 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13153 (c_gimple_diagnostics_recursively): Remove.
13154 (finish_function): Do not call it.
13155 (c_write_global_declarations): Continue after errors.
13156 Finalize the CU here.
13157 * c-gimplify.c (c_genericize): Do not gimplify here.
13158 * c-common.c (c_warn_unused_result): Move ...
13159 * tree-cfg.c (do_warn_unused_result): ... here.
13160 (run_warn_unused_result): New function.
13161 (gate_warn_unused_result): New function.
13162 (pass_warn_unused_result): New pass.
13163 * c-common.h (c_warn_unused_result): Remove.
13164 * flags.h (flag_warn_unused_result): Declare.
13165 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13166 * opts.c (flag_warn_unused_result): Initialize to false.
13167 * toplev.c (compile_file): Add comment.
13168 * omp-low.c (create_omp_child_function): Do not register
13169 the function with the frontend.
13170 (diagnose_omp_structured_block_errors): Prepare to be
13171 called as optimization pass.
13172 (gate_diagnose_omp_blocks): New function.
13173 (pass_diagnose_omp_blocks): New pass.
13174 * cgraph.h (cgraph_optimize): Remove.
13175 (cgraph_analyze_function): Likewise.
13176 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13177 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13178 before their parents here.
13179 (cgraph_finalize_function): Not here.
13180 (cgraph_analyze_function): Gimplify functions here.
13181 (cgraph_finalize_compilation_unit): Continue after errors.
13182 Optimize the callgraph from here.
13183 (cgraph_optimize): Make static.
13184 * langhooks.c (write_global_declarations): Finalize the CU.
13185 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13186 (gimplify_function_tree): Assert we gimplify only once.
13187 Set PROP_gimple_any property.
13188 * tree-nested.c (gimplify_all_functions): New function.
13189 (lower_nested_functions): Gimplify all nested functions.
13190 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13191 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13192 and pass_diagnose_omp_blocks after gimplification. Do not
13193 set TODO_set_props on all_lowering_passes.
13194 (execute_one_pass): Do not handle TODO_set_props.
13195 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13196 (gimplify.o): Add tree-pass.h dependency.
13197 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13198 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13199 (unsave_r): Likewise.
13200 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13201 temporary variable.
13203 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13205 * doc/service.texi (Service): Restore previously removed link,
13206 which isn't broken after all.
13208 2009-07-17 Richard Guenther <rguenther@suse.de>
13210 PR tree-optimization/40321
13211 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13212 PHI nodes to the maximal set.
13213 (make_values_for_phi): Add PHI arguments to the maximal set.
13214 (execute_pre): Dump PHI_GEN and the maximal set.
13216 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13219 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13222 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13224 * doc/extend.texi (Nested Functions): Replace broken link with
13226 * doc/service.texi (Service): Remove broken link.
13228 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13231 * builtins.c (expand_builtin_memcmp): Use loc instead of
13232 EXPR_LOCATION (exp).
13233 (expand_builtin_strncmp): Likewise.
13235 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13236 Manuel López-Ibáñez <manu@gcc.gnu.org>
13239 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13240 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13241 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13242 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13243 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13244 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13245 tree-inline.c, c-common.c, c-common.h, gimple.c,
13246 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13247 convert.c: Add location argument to fold_{unary,binary,ternary},
13248 fold_build[123], build_call_expr, build_size_arg,
13249 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13250 fold_build1_initializer, fold_build2_initializer,
13251 fold_build3_initializer, fold_build_call_array,
13252 fold_build_call_array_initializer, fold_single_bit_test,
13253 omit_one_operand, omit_two_operands, invert_truthvalue,
13254 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13255 combine_comparisons, fold_builtin_*, fold_call_expr,
13256 build_range_check, maybe_fold_offset_to_address, round_up,
13259 2009-07-16 Jason Merrill <jason@redhat.com>
13262 * c-common.c (c_common_reswords): Add __is_standard_layout
13264 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13265 * doc/implement-cxx.texi: New.
13266 * doc/gcc.texi: Include it.
13268 2009-07-16 DJ Delorie <dj@redhat.com>
13270 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13271 compares that may be indirectly affected by previous instructions.
13273 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13275 * builtins.c (do_mpc_arg2): New.
13276 (fold_builtin_2): Fold builtin cpow.
13277 * real.h (HAVE_mpc_pow): New.
13279 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13281 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13282 comparison to skip unprofitable schedule
13284 2009-07-16 Simon Baldwin <simonb@google.com>
13286 * gcc.c (option_map): New flag -no-canonical-prefixes.
13287 * (display_help): Print help text for new flag.
13288 * (process_command): Move options translation and language specifics
13289 and handle new flag early. Use it to set a function pointer to a
13290 prefix builder. Replace make_relative_prefix calls with calls to
13291 the function pointed to. Ignore new flag in regular options handling.
13292 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13294 2009-07-15 DJ Delorie <dj@redhat.com>
13296 * config/mep/mep.md (sibcall_internal): Change register to avoid
13297 argument registers.
13298 (sibcall_value_internal): Likewise.
13300 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13302 PR rtl-optimization/40710
13303 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13305 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13307 * config/mips/mips.md (*extenddi_truncate<mode>,
13308 *extendsi_truncate<mode>): Change type attribute to move_type
13309 with shift_shift. Split out code handling exts from here ...
13310 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13312 (*extendhi_truncateqi): Change type attribute to move_type with
13313 shift_shift. Split out code handling exts from here ...
13314 (*extendhi_truncateqi_exts): ... to this new pattern.
13316 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13318 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13319 instead of "and" with inverted sign bit mask value. Use
13320 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13321 Allocate registers only for operand 4 and operand 5.
13323 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13325 PR middle-end/40747
13326 * fold-const.c (fold_cond_expr_with_comparison): When folding
13327 < and <= to MIN, make sure the MIN uses the same type as the
13328 comparison's operands.
13330 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13332 * arm.md (ior_xor): New code iterator.
13333 (split for ior/xor with shift and zero-extend): New split pattern.
13334 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13336 2009-07-15 Richard Guenther <rguenther@suse.de>
13338 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13341 2009-07-15 Richard Guenther <rguenther@suse.de>
13343 PR middle-end/40753
13344 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13346 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13348 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13349 handle 2.6.30 kernel.
13351 2009-07-15 DJ Delorie <dj@redhat.com>
13353 * config/mep/mep.md (sibcall_internal): Change register to allow
13354 for 24-bit addresses.
13355 (sibcall_value_internal): Likewise.
13357 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13359 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13360 that are enabled/disabled by the flags introduced by a previous patch.
13362 2009-07-14 DJ Delorie <dj@redhat.com>
13364 * config/mep/mep.md (sibcall_internal): Include non-toggling
13366 (sibcall_value_internal): Likewise.
13368 2009-07-14 Taras Glek <tglek@mozilla.com>
13369 Rafael Espindola <espindola@google.com>
13371 * doc/sourcebuild.texi: Document install-plugin target.
13372 * configure.ac: Added install-plugin target to language makefiles.
13373 * configure: Regenerate.
13374 * Makefile.in (install-plugin): Install more headers,
13375 depend on lang.install-plugin.
13377 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13379 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13382 2009-07-14 DJ Delorie <dj@redhat.com>
13384 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13385 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13386 * config/mep/mep.md (sibcall_internal): Change test from
13387 mep_vliw_mode_match to mep_vliw_jmp_match.
13388 (sibcall_value_internal): Likewise.
13390 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13392 * config/i386/sse.md (copysign<mode>3): New expander.
13393 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13394 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13395 Use ix86_build_const_vector.
13396 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13397 IX86_BUILTIN_CPYSGNPD.
13398 (builtin_description): Add __builtin_ia32_copysignps and
13399 __builtin_ia32_copysignpd.
13400 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13401 and BUILT_IN_COPYSIGNF.
13403 2009-07-13 Jason Merrill <jason@redhat.com>
13405 * builtins.c (can_trust_pointer_alignment): New fn.
13406 (get_pointer_alignment): Factor it out from here.
13407 * tree.h: Declare it.
13409 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13411 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13414 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13418 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13420 2009-07-14 Richard Guenther <rguenther@suse.de>
13421 Andrey Belevantsev <abel@ispras.ru>
13423 PR middle-end/40745
13424 * cfgexpand.c (partition_stack_vars): Do not bother to update
13425 alias information when not optimizing.
13427 2009-07-14 Richard Guenther <rguenther@suse.de>
13428 Andrey Belevantsev <abel@ispras.ru>
13430 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13431 (pt_solution_set): Likewise.
13432 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13433 * tree-ssa-structalias.c (pt_solution_set): New function.
13434 * final.c (rest_of_clean_state): Free SSA data structures.
13435 * print-rtl.c (print_decl_name): Remove.
13436 (print_mem_expr): Implement in terms of print_generic_expr.
13437 * alias.c (ao_ref_from_mem): New function.
13438 (rtx_refs_may_alias_p): Likewise.
13439 (true_dependence): Query alias-export info.
13440 (canon_true_dependence): Likewise.
13441 (write_dependence_p): Likewise.
13442 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13444 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13445 (mem_expr_equal_p): Use operand_equal_p.
13446 (set_mem_attributes_minus_bitpos): Do not use
13447 component_ref_for_mem_expr.
13448 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13449 (update_alias_info_with_stack_vars): Likewise.
13450 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13451 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13452 explicitly nor clear stmt operands.
13453 Free the decl-to-pointer map.
13454 * tree-optimize.c (execute_free_datastructures): Do not free
13455 SSA data structures here.
13456 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13457 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13458 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13460 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13462 2009-07-13 DJ Delorie <dj@redhat.com>
13464 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13465 unrolling at the right iteration count.
13467 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13470 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13472 * haifa-sched.c (rank_for_schedule): Introduced flags to
13473 enable/disable individual scheduling heuristics.
13474 * common.opt: Introduced flags to enable/disable individual
13475 heuristics in the scheduler.
13476 * doc/invoke.texi: Introduced flags to enable/disable individual
13477 heuristics in the scheduler.
13479 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13481 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13482 config/i386/mingw-tls.c.
13483 * config/i386/mingw-tls.c: Removed.
13485 2009-07-13 Ira Rosen <irar@il.ibm.com>
13487 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13488 checks access only relevant statements.
13489 (vectorizable_reduction): Likewise.
13491 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13493 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13494 just for 32-bit case.
13496 2009-07-12 Jan Hubicka <jh@suse.cz>
13498 PR tree-optimization/40585
13499 * except.c (expand_resx_expr): When there already is resume
13500 instruction, produce linked list.
13501 (build_post_landing_pads): Assert that resume is empty.
13502 (connect_post_landing_pads): Handle resume lists.
13503 (dump_eh_tree): Dump resume list.
13505 2009-07-12 Ira Rosen <irar@il.ibm.com>
13507 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13508 with additional argument.
13509 * tree-vectorizer.h (enum vect_def_type): Add
13510 vect_double_reduction_def.
13511 (vect_is_simple_reduction): Add argument.
13512 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13514 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13515 vect_is_simple_reduction with additional argument.
13516 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13518 (reduction_code_for_scalar_code): Handle additional codes by
13519 returning ERROR_MARK for them. Fix comment and indentation.
13520 (vect_is_simple_reduction): Fix comment, add argument to specify
13521 double reduction. Detect double reduction.
13522 (get_initial_def_for_induction): Fix indentation.
13523 (get_initial_def_for_reduction): Fix comment and indentation.
13524 Handle double reduction. Create initial definitions that do not
13525 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13526 (vect_create_epilog_for_reduction): Fix comment, add argument to
13527 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13528 epilogue result extraction. Create double reduction phi node and
13529 replace relevant uses.
13530 (vectorizable_reduction): Call vect_is_simple_reduction with
13531 additional argument. Fix indentation. Update epilogue code treatment
13532 according to the changes in reduction_code_for_scalar_code. Check
13533 for double reduction. Call vect_create_epilog_for_reduction with
13534 additional argument.
13535 * tree-vect-stmts.c (process_use): Handle double reduction, update
13537 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13538 (vect_get_vec_def_for_operand): Likewise.
13540 2009-07-12 Danny Smith <dansmister@gmail.com>
13542 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13543 dllexport if !TREE_PUBLIC.
13544 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13546 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13548 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13549 (avr_extra_arch_macro) Remove declatation.
13550 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13551 (avr_extra_arch_macro) Declare as static.
13552 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13554 2009-07-11 Jan Hubicka <jh@suse.cz>
13556 PR middle-end/48388
13557 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13559 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13562 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13563 cold_in_std_section bits.
13564 (dwarf2out_begin_prologue): Initialize them.
13565 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13566 if already covered by text_section or cold_text_section range.
13568 PR rtl-optimization/40667
13569 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13570 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13571 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13572 * config/i386/i386.c (ix86_minimum_alignment): New function.
13573 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13574 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13575 * emit-rtl.c (gen_reg_rtx): Likewise.
13576 * function.c (assign_parms): Likewise. If nominal_type needs
13577 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13578 rather than passed_type's alignment.
13581 * function.c (assign_parm_setup_stack): Adjust
13582 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13583 from nominal_mode on big endian.
13585 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13587 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13589 2009-07-10 DJ Delorie <dj@redhat.com>
13591 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13593 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13595 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13597 (thumb2_cbnz): Likewise.
13599 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13602 * config.gcc (supported_defaults): Add synci.
13603 (with_synci): Add validation.
13604 (all_defaults): Add synci.
13605 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13608 * config/mips/mips.opt (msynci): New option.
13609 * config/mips/mips.c (mips_override_options): Warn on use of
13610 -msynci for targets that do now support it.
13611 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13613 * gcc/doc/invoke.texi (-msynci): Document the new option.
13614 * doc/install.texi (--with-synci): Document the new option.
13616 2009-07-10 Richard Guenther <rguenther@suse.de>
13618 PR tree-optimization/40496
13619 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13620 the PHI result with a compatible type.
13622 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13626 * c.opt (Wunused-result): New.
13627 * doc/invoke.texi: Document it.
13628 * c-common.c (c_warn_unused_result): Use it.
13630 2009-07-09 DJ Delorie <dj@redhat.com>
13632 * targhooks.c (default_target_can_inline_p): Rename from
13633 default_target_option_can_inline_p.
13634 * targhooks.h (default_target_can_inline_p): Likewise.
13635 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13636 TARGET_OPTION_CAN_INLINE_P.
13637 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13638 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13639 (mep_target_can_inline_p): Rename from
13640 mep_target_option_can_inline_p.
13643 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13644 registers used to pass vectors.
13646 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13648 2009-07-09 Tom Tromey <tromey@redhat.com>
13650 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13651 * config/mmix/mmix.c: Include dwarf2.h.
13652 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13653 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13654 * config/sh/sh.c: Include dwarf2.h.
13655 * config/i386/i386.c: Include dwarf2.h.
13656 * Makefile.in (DWARF2_H): Remove 'elf'.
13657 * except.c: Include dwarf2.h.
13658 * unwind-dw2.c: Include dwarf2.h.
13659 * dwarf2out.c: Include dwarf2.h.
13660 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13661 * unwind-dw2-fde.c: Include dwarf2.h.
13662 * dwarf2asm.c: Include dwarf2.h.
13664 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13666 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13667 (max_issue): Use it.
13668 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13670 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13671 (region_sched_info): Update.
13672 * sched-ebb.c (ebb_sched_info): Update.
13673 * modulo-sched.c (sms_sched_info): Update.
13674 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13676 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13678 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13680 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13682 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13684 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13686 PR middle-end/40692
13687 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13688 arg1 with arg01 if arg1 is already INTEGER_CST.
13690 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13692 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13693 Transform (and (truncate)) into (truncate (and)).
13695 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13697 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13698 creating LHS paradoxical subregs. Fix surrounding returns to
13699 use NULL_RTX rather than 0.
13701 2009-07-08 DJ Delorie <dj@redhat.com>
13703 * config/mep/mep.c (mep_option_can_inline_p): New.
13704 (TARGET_OPTION_CAN_INLINE_P): Define.
13706 2009-07-08 Mark Wielaard <mjw@redhat.com>
13709 * dwarf2out.c (add_data_member_location_attribute): When we have
13710 only a constant offset don't emit a new location description using
13711 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13714 2009-07-08 Richard Henderson <rth@redhat.com>
13717 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13718 (enum reg_class): Add CLOBBERED_REGS.
13719 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13720 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13721 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13722 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13723 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13724 force 64-bit sibcalls into R11.
13725 * config/i386/constraints.md (U): New constraint.
13726 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13727 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13728 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13730 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13732 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13734 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13735 * ebitmap.h (dump_ebitmap): Ditto.
13736 * optabs.h (optab_libfunc): Ditto.
13737 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13738 * tree-flow.h (vect_can_force_dr_alignment_p,
13739 get_vectype_for_scalar_type): Ditto.
13740 (vectorize_loops): Move prototype to ...
13741 * tree-vectorizer.h: ... here. Also, adjust comment.
13742 (vect_set_verbosity_level): Remove duplicate prototype.
13743 * tree-ssa-loop.c: Include tree-vectorizer.h.
13744 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13746 2009-07-08 Nick Clifton <nickc@redhat.com>
13748 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13751 2009-07-08 DJ Delorie <dj@redhat.com>
13753 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13754 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13755 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13757 * config/mep/intrinsics.md: Regenerated.
13758 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13759 registers when asm() or calls are detected.
13761 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13764 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13766 * gimple (gimple_build_call_from_tree): Likewise.
13767 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13768 no_warning flag before warning.
13770 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13772 * tree.c (set_expr_locus): Remove.
13773 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13774 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13776 * gimplify.c (internal_get_tmp_var): Likewise.
13777 (gimplify_call_expr): Likewise.
13778 (gimplify_one_sizepos): Likewise.
13780 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13783 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13784 to variables for debugging purposes.
13786 2009-06-23 Mark Loeser <mark@halcy0n.com>
13789 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13791 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13793 * pretty-print.c (pp_base_format): Remove %J.
13794 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13795 gcc_cxxdiag_char_table): Likewise.
13796 (init_dynamic_diag_info): Likewise.
13798 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13800 * pretty-print.c (pp_base_format): Remove %H.
13801 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13802 gcc_cxxdiag_char_table): Likewise.
13803 (init_dynamic_diag_info): Likewise.
13804 * config/mep/mep.c (mep_select_section): Likewise.
13806 2009-07-07 Duncan Sands <baldrick@free.fr>
13808 * final.c (pass_clean_state): Give the pass a name.
13809 * passes.c (pass_rest_of_compilation): Likewise.
13810 * tree-optimize.c (pass_all_optimizations): Likewise.
13812 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13814 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13815 an extra 'decl' for error_at.
13817 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13819 PR middle-end/40669
13820 * tree-tailcall.c (adjust_return_value_with_ops,
13821 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13822 if it has complex or vector type.
13824 2009-07-07 Olivier Hainque <hainque@adacore.com>
13826 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13829 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13831 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13833 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13835 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13836 * c-decl.c: Likewise.
13837 * function.c: Likewise.
13838 * varasm.c: Likewise.
13839 * tree-ssa.c: Likewise.
13840 * c-common.c: Likewise.
13841 * tree-cfg.c: Likewise.
13842 * config/spu/spu.c: Likewise.
13843 * config/ia64/ia64.c: Likewise.
13844 * config/v850/v850.c: Likewise.
13846 2009-07-06 DJ Delorie <dj@redhat.com>
13848 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13849 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13850 unspecified accesses to control registers.
13851 * config/mep/intrinsics.md: Regenerate.
13852 * config/mep/intrinsics.h: Regenerate.
13853 * config/mep/mep-intrin.h: Regenerate.
13855 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13857 * c-lex.c: Replace %H by an explicit location. Update all calls.
13858 * c-common.c: Likewise.
13859 * c-decl.c: Likewise.
13860 * c-typeck.c: Likewise.
13861 * fold-const.c: Likewise.
13862 * gimplify.c: Likewise.
13863 * stmt.c: Likewise.
13864 * tree-cfg.c: Likewise.
13865 * tree-ssa-loop-niter.c: Likewise.
13866 * tree-vrp.c: Likewise.
13867 * value-prof.c: Likewise.
13869 2009-07-06 Diego Novillo <dnovillo@google.com>
13871 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13872 if it has one. Handle cases where VAR does not have an
13873 annotation or cfun is NULL.
13875 2009-07-06 Diego Novillo <dnovillo@google.com>
13877 * tree.c: Include debug.h.
13878 (initialize_tree_contains_struct): New.
13879 (init_ttree): Call it.
13880 (tree_node_structure_for_code): Factor out of ...
13881 (tree_node_structure): ... here.
13882 * treestruct.def (TS_PHI_NODE): Remove.
13883 (TS_GIMPLE_STATEMENT): Remove.
13885 2009-07-06 Diego Novillo <dnovillo@google.com>
13887 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13888 (debug_tree_chain): Handle cycles.
13890 2009-07-06 Nick Clifton <nickc@redhat.com>
13891 DJ Delorie <dj@redhat.com>
13893 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13894 __FMOVD_ENABLED__ is defined.
13896 (TARGET_FMOVD): Provide a default definition.
13897 (MASK_FMOVD): Likewise.
13898 (TARGET_CPU_CPP_BUILTINS): Define
13899 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13900 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13901 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13902 (split for DF load from memory into register): Also handle
13903 MEMs which consist of REG+DISP addressing.
13904 (split for DF store from register to memory): Likewise.
13905 (movsf_ie): Always use single fp_mode.
13906 * config/sh/sh.c (sh_override_options): Do not automatically
13907 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13908 that to the -mfmovd command line switch.
13909 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13910 (fldi_ok): Always allow.
13911 * config/sh/sh.opt (mfmovd): Remove this switch.
13912 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13914 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13915 Kaz Kojima <kkojima@gcc.gnu.org>
13917 PR rtl-optimization/30807
13918 * postreload.c (reload_combine): For every new use of REG_SUM,
13919 record the use of BASE.
13921 2009-07-06 Jan Hubicka <jh@suse.cz>
13923 * params.def: Revert my accidental commit at 2009-06-30.
13925 2009-07-04 Ian Lance Taylor <iant@google.com>
13928 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13930 (mingw_format_attribute_overrides): Likewise.
13932 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13935 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13936 don't check cfa.reg. Instead of cfa.indirect use
13937 fde && fde->drap_reg != INVALID_REGNUM test.
13939 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13941 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13943 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13946 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13948 2009-07-03 Richard Guenther <rguenther@suse.de>
13950 PR tree-optimization/40640
13951 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13954 2009-07-03 Jan Hubicka <jh@suse.cz>
13956 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13957 for size, reduce amount of inlining.
13959 2009-07-03 Richard Guenther <rguenther@suse.de>
13961 PR middle-end/34163
13962 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13963 if t +- x is known to not overflow and the conversion widens the
13965 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13967 2009-07-03 Jan Hubicka <jh@suse.cz>
13969 * ipa-pure-const.c (analyze): Update loop optimizer init.
13970 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13971 try_remove_empty_loop, remove_empty_loops): Remove.
13972 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13973 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13974 to mark regular loops as neccesary.
13975 (degenerate_phi_p): New function.
13976 (propagate_necessity, remove_dead_phis): Use it.
13977 (forward_edge_to_pdom): Likewise.
13978 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13979 virtual PHI nodes that became unreachable.
13980 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13981 * tree-flow.h (remove_empty_loops): Remove.
13982 * passes.c (init_optimization_passes): Remove.
13984 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13986 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13987 can_create_pseudo_p.
13988 (*fix_trunc<mode>_i387_1): Ditto.
13989 (*floathi<mode>2_1): Ditto.
13990 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13991 (*fistdi2_1): Ditto.
13992 (*fist<mode>2_1): Ditto.
13993 (frndintxf2_floor): Ditto.
13994 (*fist<mode>2_floor_1): Ditto.
13995 (frndintxf2_ceil): Ditto.
13996 (*fist<mode>2_ceil_1): Ditto.
13997 (frndintxf2_trunc): Ditto.
13998 (frndintxf2_mask_pm): Ditto.
13999 (fxam<mode>2_i387_with_temp): Ditto.
14000 * config/i386/sse.md (mulv16qi3): Ditto.
14001 (*sse2_mulv4si3): Ditto.
14003 (sse4_2_pcmpestr): Ditto.
14004 (sse4_2_pcmpistr): Ditto.
14006 2009-07-03 Jan Hubicka <jh@suse.cz>
14008 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14009 (mark_stmt_necessary): Set it.
14010 (mark_operand_necessary): Set it.
14011 (mark_control_dependent_edges_necessary): Set it.
14012 (mark_virtual_phi_result_for_renaming): New function.
14013 (get_live_post_dom): New function.
14014 (forward_edge_to_pdom): New function.
14015 (remove_dead_stmt): Fix handling of control dependences.
14016 (tree_dce_init): Init new bitmap.
14017 (tree_dce_done): Free it.
14019 2009-07-02 Richard Guenther <rguenther@suse.de>
14022 * tree-ssa-structalias.c (new_var_info): Initialize
14025 2009-07-02 Jan Hubicka <jh@suse.cz>
14027 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14030 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14032 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14033 instead of recomputing it. Adjust calls.
14034 (emit_store_flag): Adjust recursive calls.
14036 2009-07-02 Richard Guenther <rguenther@suse.de>
14038 * tree-ssa-live.c (remove_unused_locals): Do not remove
14040 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14041 of DECL_EXTERNAL for HEAP variables.
14042 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14043 HEAP variables. Do not adjust RESTRICT vars.
14044 (find_what_var_points_to): Nobody cares if something
14045 points to READONLY.
14047 2009-07-02 Ben Elliston <bje@au.ibm.com>
14049 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14050 pc_low and pc_high declarations to the top of the function.
14052 2009-07-01 DJ Delorie <dj@redhat.com>
14054 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14055 registers as fixed.
14056 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14057 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14058 unspecified accesses to control registers.
14059 * config/mep/intrinsics.md: Regenerate.
14060 * config/mep/intrinsics.h: Regenerate.
14061 * config/mep/mep-intrin.h: Regenerate.
14063 2009-07-01 Anthony Green <green@moxielogic.com>
14065 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14066 instruction when possible.
14067 (moxie_expand_prologue): Ditto. Also, save an instruction and
14068 some complexity by popping off of $r12 instead of $sp.
14069 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14072 2009-07-01 Richard Henderson <rth@redhat.com>
14075 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14076 contained no insns, reposition note before last insn.
14078 2009-07-01 Richard Henderson <rth@redhat.com>
14081 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14082 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14084 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14087 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14088 darwin9 for printing reg addresses with %y.
14090 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14092 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
14093 truncation from operands in binary operations.
14095 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14098 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14099 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14100 subreg of op0 to the original op0.
14102 * expmed.c (store_bit_field_1): Use a temporary as the destination
14103 instead of a paradoxical subreg when we need to truncate the result.
14105 2009-07-01 DJ Delorie <dj@redhat.com>
14107 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
14108 names to VLIW variants.
14109 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
14110 * config/mep/intrinsics.md: Regenerate.
14111 * config/mep/intrinsics.h: Regenerate.
14112 * config/mep/mep-intrin.h: Regenerate.
14114 2009-07-01 Jakub Jelinek <jakub@redhat.com>
14117 * jump.c (returnjump_p): Revert last patch.
14118 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
14120 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14123 * pa.md (casesi32p): Use jump table label to determine the offset
14125 (casesi64p): Likewise.
14127 * pa.c (forward_branch_p): Return bool type. Use instruction
14128 addresses when available. Assert that INSN has a jump label.
14129 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14132 2009-07-01 Richard Guenther <rguenther@suse.de>
14134 PR tree-optimization/19831
14135 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14136 that only act as barriers do not make any previous stores necessary.
14137 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14138 HEAP variables global, do not add a constraint from nonlocal.
14139 (find_func_aliases): Handle escapes through return statements.
14140 (compute_points_to_sets): Make escaped HEAP variables global.
14142 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14145 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14146 after reducing a DImode cstore to SImode.
14148 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14150 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14151 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14153 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14155 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14156 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14158 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14159 and umod_optab if TARGET_BSD_DIVMOD.
14160 * config/vax/lib1funcs.asm: New file.
14161 * config/vax/t-linux: New file.
14162 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14164 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14167 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14168 to type arguments that have void type.
14171 * dwarf2out.c (gen_formal_parameter_die): Call
14172 equate_decl_number_to_die if node is different from origin.
14174 2009-06-30 Anthony Green <green@moxielogic.com>
14176 Clean up moxie port for --enable-build-with-cxx.
14177 * config/moxie/moxie.c (moxie_function_value): First two
14178 parameters are const_tree, not tree.
14179 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14180 (REG_CLASS_NAMES): Ditto.
14181 (REGNO_REG_CLASS): Ditto.
14182 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14183 (moxie_function_value): Fix constyness of arguments.
14185 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14187 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14188 finalize_size_functions before further processing.
14189 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14190 (variable_size): Call self_referential_size on size expressions
14191 that contain a PLACEHOLDER_EXPR.
14192 (size_functions): New static variable.
14193 (copy_self_referential_tree_r): New static function.
14194 (self_referential_size): Likewise.
14195 (finalize_size_functions): New global function.
14196 * tree.c: Include tree-inline.h.
14197 (push_without_duplicates): New static function.
14198 (find_placeholder_in_expr): New global function.
14199 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14201 <tcc_expression>: Likewise.
14202 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14203 the call in the expression.
14204 * tree.h (finalize_size_functions): Declare.
14205 (find_placeholder_in_expr): Likewise.
14206 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14207 (substitute_placeholder_in_expr): Update comment.
14208 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14210 (copy_tree_body_r): Likewise.
14211 (copy_tree_body): New static function.
14212 (maybe_inline_call_in_expr): New global function.
14213 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14214 (maybe_inline_call_in_expr): Declare.
14215 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14216 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14219 2009-06-30 Richard Guenther <rguenther@suse.de>
14221 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14223 (propagate_necessity): Do not mark reaching defs of stores
14226 2009-06-30 Jan Hubicka <jh@suse.cz>
14228 * cfgloopanal.c (check_irred): Move into ...
14229 (mark_irreducible_loops): ... here; return true if ireducible
14231 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14232 (analyze_function): Try to prove loop finiteness.
14233 * cfgloop.h (mark_irreducible_loops): Update prototype.
14234 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14236 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14238 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14240 2009-06-30 Ira Rosen <irar@il.ibm.com>
14242 PR tree-optimization/40542
14243 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14246 2009-06-30 Martin Jambor <mjambor@suse.cz>
14248 PR tree-optimization/40582
14249 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14250 than useless_type_conversion_p.
14251 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14254 2009-06-30 Martin Jambor <mjambor@suse.cz>
14256 PR middle-end/40554
14257 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14259 2009-06-30 Richard Guenther <rguenther@suse.de>
14261 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14262 use ao_ref references.
14263 (walk_aliased_vdefs): Likewise.
14264 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14265 * tree-ssa-dce.c (struct ref_data): Remove.
14266 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14267 (mark_aliased_reaching_defs_necessary): Adjust.
14268 (mark_all_reaching_defs_necessary_1): Likewise.
14270 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14273 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14274 (emit_store_flag_1): Extract from emit_store_flag, adjust
14275 calls to (what now is) emit_cstore.
14276 (emit_store_flag): Call emit_store_flag_1 and also use it
14277 for what used to be recursive calls.
14279 2009-06-30 Wei Guozhi <carrot@google.com>
14282 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14283 if the target bb post dominates from bb.
14284 * config/i386/i386.c (memory_address_length): Check existence of base
14285 register before using it.
14287 2009-06-30 Nick Clifton <nickc@redhat.com>
14288 DJ Delorie <dj@redhat.com>
14290 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14291 __FMOVD_ENABLED__ is defined.
14293 (TARGET_FMOVD): Provide a default definition.
14294 (MASK_FMOVD): Likewise.
14295 (TARGET_CPU_CPP_BUILTINS): Define
14296 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14297 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14298 two fmov instructions depending upon whether TARGET_FMOVD is
14300 (split for DF load from memory into register): Also handle
14301 MEMs which consist of REG+DISP addressing.
14302 (split for DF store from register to memory): Likewise.
14303 * config/sh/sh.opt (mfmovd): Remove this switch.
14304 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14305 * config/sh/sh.c (sh_override_options): Do not automatically
14306 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14307 that to the -mfmovd command line switch.
14309 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14311 (fldi_ok): Always allow.
14312 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14314 2009-06-29 DJ Delorie <dj@redhat.com>
14316 * doc/install.texi (mep-x-elf): Correct chip's full name.
14318 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14320 * doc/extend.texi: Fix typo.
14322 2009-06-29 Tom Tromey <tromey@redhat.com>
14324 * dwarf2.h: Remove.
14325 * Makefile.in (DWARF2_H): New variable.
14326 (except.o): Use it.
14327 (dwarf2out.o): Likewise.
14328 (dwarf2asm.o): Likewise.
14329 * config/i386/t-i386: Use DWARF2_H.
14330 * except.c: Include elf/dwarf2.h.
14331 * unwind-dw2.c: Include elf/dwarf2.h.
14332 * dwarf2out.c: Include elf/dwarf2.h.
14333 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14334 <dtprel>: New field.
14335 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14336 (size_of_loc_descr): Likewise.
14337 (output_loc_operands_raw): Likewise.
14338 (output_loc_operands): Handle new dtprel field.
14339 (loc_checksum): Update.
14340 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14341 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14342 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14343 * dwarf2asm.c: Include elf/dwarf2.h.
14344 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14345 * config/mmix/mmix.c: Include elf/dwarf2.h.
14346 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14347 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14348 * config/sh/sh.c: Include elf/dwarf2.h.
14349 * config/i386/i386.c: Include elf/dwarf2.h.
14351 2009-06-29 DJ Delorie <dj@redhat.com>
14353 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14355 * doc/extend.texi: Add MeP attributes and pragmas.
14356 * doc/invoke.text: Add MeP Options.
14357 * doc/contrib.texi: Add MeP contribution.
14358 * doc/md.texi: Add MeP constraints.
14359 * doc/install.texi: Add MeP target.
14361 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14363 * target.h (struct gcc_target): Add frame_pointer_required field.
14364 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14365 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14366 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14368 * reload1.c (update_eliminables): (Ditto.).
14369 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14370 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14371 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14373 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14375 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14376 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14377 (arm_frame_pointer_required): New function.
14379 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14380 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14381 (avr_frame_pointer_required_p): Declare as static.
14382 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14384 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14385 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14386 (bfin_frame_pointer_required): Make as static, change return type
14388 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14390 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14391 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14392 (cris_frame_pointer_required): New function.
14394 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14396 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14397 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14398 (fr30_frame_pointer_required): New function.
14400 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14401 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14402 (frv_frame_pointer_required): Make as static, change return type
14404 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14406 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14407 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14408 (ix86_frame_pointer_required): Make as static, change return type to
14410 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14412 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14413 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14415 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14417 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14419 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14421 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14422 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14423 (mips_frame_pointer_required): Make as static.
14424 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14426 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14427 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14428 (mmix_frame_pointer_required): Mew function.
14430 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14431 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14433 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14435 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14437 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14439 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14440 (CAN_ELIMINATE): Redefine.
14441 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14442 (sparc_frame_pointer_required): New function.
14443 (sparc_can_eliminate): New function.
14444 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14446 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14447 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14449 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14450 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14451 (xtensa_frame_pointer_required): Make as static, change return type
14453 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14456 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14458 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14459 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14460 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14461 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14462 (register_callback): Handle PLUGIN_START_UNIT.
14463 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14465 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14467 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14469 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14470 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14472 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14474 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14477 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14479 * doc/extend.texi (Additional Floating Types): __float128 is also
14480 supported on i386 targets.
14482 2009-06-29 Richard Guenther <rguenther@suse.de>
14484 PR middle-end/14187
14485 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14487 (pt_solutions_same_restrict_base): Declare.
14488 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14490 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14491 (make_constraint_from, make_copy_constraint): Move earlier.
14492 (make_constraint_from_heapvar): New function.
14493 (make_constraint_from_restrict): Likewise.
14494 (handle_lhs_call): Use it.
14495 (find_func_aliases): Use it to track conversions to restrict
14496 qualified pointers.
14497 (struct fieldoff): Add only_restrict_pointers flag.
14498 (push_fields_onto_fieldstack): Initialize it.
14499 (create_variable_info_for): Track global restrict qualified pointers.
14500 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14501 Track restrict qualified pointer arguments.
14502 (set_uids_in_ptset): Use varinfo is_global_var flag.
14503 (find_what_var_points_to): Set the vars_contains_restrict flag.
14504 Always create the points-to solution for sets including restrict tags.
14505 (pt_solutions_same_restrict_base): New function.
14506 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14507 qualified pointers use pt_solutions_same_restrict_base as
14508 additional source for disambiguation.
14510 2009-06-29 Richard Guenther <rguenther@suse.de>
14512 PR middle-end/38212
14513 * alias.c (find_base_decl): Remove.
14514 (get_deref_alias_set_1): Remove restrict handling.
14515 * c-common.c (c_apply_type_quals_to_decl): Do not set
14516 DECL_POINTER_ALIAS_SET.
14517 * gimplify.c (find_single_pointer_decl_1): Remove.
14518 (find_single_pointer_decl): Likewise.
14519 (internal_get_tmp_var): Remove restrict handling.
14520 (gimple_regimplify_operands): Likewise.
14521 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14522 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14523 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14524 * tree.c (restrict_base_for_decl): Remove.
14525 (init_ttree): Do not allocate it.
14526 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14527 LABEL_DECL_UID for label decls.
14528 (copy_node_stat): Do not copy restrict information.
14529 (decl_restrict_base_lookup): Remove.
14530 (decl_restrict_base_insert): Likewise.
14531 (print_restrict_base_statistics): Likewise.
14532 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14533 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14534 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14535 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14536 (LABEL_DECL_UID): Adjust.
14537 (DECL_BASED_ON_RESTRICT_P): Remove.
14538 (DECL_GET_RESTRICT_BASE): Likewise.
14539 (SET_DECL_RESTRICT_BASE): Likewise.
14540 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14542 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14543 instead of DECL_POINTER_ALIAS_SET.
14544 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14545 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14546 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14548 2009-06-29 Richard Guenther <rguenther@suse.de>
14550 PR tree-optimization/40579
14551 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14552 the IL to simplify has constants that overflowed.
14554 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14556 PR tree-optimization/40550
14557 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14558 vector_compute_type only when the size of vector_compute_type is
14559 less than the size of type.
14561 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14563 * fold-const.c (contains_label_1): Fix comments.
14564 (contains_label_p): Do not walk trees multiple time.
14566 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14568 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14569 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14570 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14571 ix86_fp_comparison_operator.
14572 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14573 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14574 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14575 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14576 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14577 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14578 (related splits): Change predicate to ix86_fp_comparison_operator.
14579 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14580 instead of ix86_fp_comparison_codes.
14581 (ix86_trivial_fp_comparison_operator,
14582 ix86_fp_comparison_operator): New.
14583 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14584 (ix86_expand_compare): Eliminate last two parameters.
14585 (ix86_fp_jump_nontrivial_p): Kill.
14586 * config/i386/i386.c (put_condition_code): Eliminate call to
14587 ix86_fp_comparison_codes and subsequent assertion.
14588 (ix86_fp_comparison_codes): Eliminate.
14589 (ix86_fp_swap_condition): New.
14590 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14591 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14592 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14593 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14594 and ix86_fp_swap_condition.
14595 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14596 Use ix86_fp_comparison_strategy.
14597 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14598 (ix86_fp_jump_nontrivial_p): Eliminate.
14599 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14600 call to ix86_expand_compare.
14601 (ix86_split_fp_branch, ix86_expand_setcc,
14602 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14603 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14605 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14607 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14608 related to jump_clobbers.
14609 * config/arm/arm.md (conds): Remove jump_clob case.
14610 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14611 splits): Change comparison_operator to arm_comparison_operator.
14612 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14615 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14617 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14618 condition for floating point modes.
14619 * expmed.c (emit_store_flag_1): Move here a bigger part
14620 of emit_store_flag.
14621 (emit_store_flag): Try swapping the condition for floating point
14623 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14625 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14627 * expr.c (expand_expr_real_1): Just use do_store_flag.
14628 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14629 emit_store_flag_force.
14630 * expmed.c (emit_store_flag_force): Copy here trick
14631 previously in expand_expr_real_1. Try reversing the comparison.
14632 (emit_store_flag_1): Work if target is NULL.
14633 (emit_store_flag): Work if target is NULL, using the result mode
14634 from the comparison. Use split_comparison, restructure final part
14635 to simplify conditionals.
14637 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14639 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14640 * dojump.c (do_jump): Change handling of floating-point
14641 ops to use just do_compare_and_jump.
14642 (split_comparison): New.
14643 (do_compare_rtx_and_jump): Add here logic coming previously
14644 in do_jump, using split_comparison.
14646 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14649 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14651 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14653 * tree-ssa-alias.c: Fix unintentional commit.
14655 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14657 * passes.c (execute_one_pass): Fix unintentional commit.
14659 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14661 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14662 (df_rd_local_compute, df_md_local_compute): Inline them.
14664 (df_md_scratch): New.
14665 (df_md_alloc, df_md_free): Allocate/free it.
14666 (df_md_local_compute): Only include live registers in init.
14667 (df_md_transfer_function): Prune the in-set computed by
14668 the confluence function, and the gen-set too.
14670 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14672 PR rtl-optimization/26854
14673 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14674 * df-problems.c (df_rd_add_problem): Fix comment.
14675 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14676 df_md_simulate_artificial_defs_at_top,
14677 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14678 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14679 df_md_transfer_function, df_md_init, df_md_confluence_0,
14680 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14681 problem_MD, df_md_add_problem): New.
14682 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14683 df_md_get_bb_info): New.
14684 (DF_LAST_PROBLEM_PLUS1): Adjust.
14686 * Makefile.in (fwprop.o): Include domwalk.h.
14687 * fwprop.c: Include domwalk.h.
14688 (reg_defs, reg_defs_stack): New.
14689 (bitmap_only_bit_between): Remove.
14690 (process_defs): New.
14691 (process_uses): Use reg_defs and local_md instead of
14692 bitmap_only_bit_between and local_rd.
14693 (single_def_use_enter_block): New, from build_single_def_use_links.
14694 (single_def_use_leave_block): New.
14695 (build_single_def_use_links): Remove code moved to
14696 single_def_use_enter_block, invoke domwalk.
14697 (use_killed_between): Adjust comment.
14699 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14701 * bitmap.h (bitmap_ior_and_into): New.
14702 * bitmap.c (bitmap_ior_and_into): New.
14704 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14706 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14707 before_dom_children_before_stmts and after_dom_children_after_stmts.
14708 Rename the two remaining callbacks to just before_dom_children and
14709 after_dom_children. Remove other GIMPLE statement walking bits.
14710 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14711 * graphite.c: Do not include domwalk.h.
14712 * tree-into-ssa.c (interesting_blocks): New global.
14713 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14714 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14715 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14716 now that they're not domwalk callbacks.
14717 (rewrite_initialize_block): Rename to...
14718 (rewrite_enter_block): ... this, place after called functions. Test
14719 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14720 (rewrite_finalize_block): Rename to...
14721 (rewrite_leave_block): ... this, place after called functions.
14722 (rewrite_update_init_block): Rename to...
14723 (rewrite_update_enter_block): ... this, place after called functions.
14724 Test interesting_blocks, call rewrite_update_stmt and
14725 rewrite_update_phi_arguments.
14726 (rewrite_update_fini_block): Rename to...
14727 (rewrite_leave_block): ... this, place after called functions.
14728 (rewrite_blocks): Remove last argument, simplify initialization of
14730 (mark_def_sites_initialize_block): Rename to...
14731 (mark_def_sites_block): ... this, call mark_def_sites.
14732 (mark_def_sites_blocks): Remove argument, simplify initialization of
14734 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14735 (update_ssa): Likewise.
14736 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14738 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14739 (dom_opt_initialize_block): Rename to...
14740 (dom_opt_enter_block): ... this, place after called functions. Walk
14741 statements here, inline propagate_to_outgoing_edges.
14742 (dom_opt_finalize_block): Rename to...
14743 (dom_opt_leave_block): ... this, place after called functions.
14744 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14746 (dse_enter_block, dse_record_phi): New.
14747 (dse_record_phis): Delete.
14748 (dse_finalize_block): Rename to...
14749 (dse_leave_block): ... this.
14750 (tree_ssa_dse): Simplify initialization of walk_data.
14751 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14752 Adjust initialization of walk_data.
14753 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14754 * tree-ssa-loop-phiopt.c (get_non_trapping):
14755 Adjust initialization of walk_data.
14756 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14757 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14758 it's not a domwalk callback.
14759 (uncprop_initialize_block): Rename to...
14760 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14761 (dse_finalize_block): Rename to...
14762 (dse_leave_block): ... this.
14763 (tree_ssa_uncprop): Simplify initialization of walk_data.
14764 * Makefile.in: Adjust dependencies.
14766 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14768 * arm.md (casesi): Fix test for Thumb1.
14769 (thumb1_casesi_internal_pic): Likewise.
14770 (thumb1_casesi_dispatch): Likewise.
14772 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14774 * config/arm/arm-cores.def: Added core cortex-m0.
14775 * config/arm/arm-tune.md: Regenerated.
14776 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14778 2009-06-26 DJ Delorie <dj@redhat.com>
14780 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14782 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14783 the scheduler doesn't tag jump insns.
14785 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14787 * c-decl.c (merge_decls): Re-indent.
14789 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14792 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14793 Special-case decimal float constants.
14795 2009-06-26 Richard Henderson <rth@redhat.com>
14797 * function.h (struct function): Add cannot_be_copied_reason,
14798 and cannot_be_copied_set.
14799 * tree-inline.c (has_label_address_in_static_1): Rename from
14800 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14801 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14802 don't set inline_forbidden_reason.
14803 (copy_forbidden): New function, split out of inline_forbidden_p.
14804 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14805 (inline_forbidden_p): Use copy_forbidden.
14806 (tree_versionable_function_p): Likewise.
14807 (inlinable_function_p): Merge into tree_inlinable_function_p.
14808 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14809 * ipa-cp.c (ipcp_versionable_function_p): New function.
14810 (ipcp_cloning_candidate_p): Use it.
14811 (ipcp_node_modifiable_p): Likewise.
14813 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14815 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14816 that is marked not to be inlined. Remove flag_mudflap use.
14817 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14818 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14820 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14823 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14824 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14826 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14828 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14830 (__mingwthr_remove_key_dtor): Likewise.
14832 2009-06-26 Richard Guenther <rguenther@suse.de>
14834 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14836 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14838 PR middle-end/40525
14839 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14840 try the non-cond_exec path also.
14842 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14845 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14846 (output_cbranch): Use new functions.
14847 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14850 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14851 Pat Haugen <pthaugen@us.ibm.com>
14852 Revital Eres <ERES@il.ibm.com>
14854 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14855 for %c error. Add %x support to print VSX registers as a unified
14856 register set, instead of separate float and altivec registers.
14857 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14858 %y case, and add support for VSX pre-modify addresses.
14859 (output_toc): Add assert for CONST containing an integer constant
14861 (rs6000_adjust_cost): Add POWER7 support.
14862 (insn_must_be_first_in_group): Ditto.
14863 (insn_must_be_last_in_group): Ditto.
14864 (rs6000_emit_popcount): Ditto.
14865 (rs6000_vector_mode_supported_p): Ditto.
14867 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14868 Change some of the functions called by macros to being called
14869 through a pointer, so debug functions can be inserted if
14870 -mdebug=addr or -mdebug=cost.
14871 (rs6000_preferred_reload_class_ptr): Ditto.
14872 (rs6000_secondary_reload_class_ptr): Ditto.
14873 (rs6000_secondary_memory_needed_ptr): Ditto.
14874 (rs6000_cannot_change_mode_class_ptr): Ditto.
14875 (rs6000_secondary_reload_inner): Ditto.
14876 (rs6000_legitimize_reload_address): Ditto.
14877 (rs6000_legitimize_reload_address_ptr): Ditto.
14878 (rs6000_mode_dependent_address): Ditto.
14879 (rs6000_mode_dependent_address_ptr): Ditto.
14881 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14882 function to return true if the mode allows reg + integer
14884 (virtual_stack_registers_memory_p): New function to return true if
14885 the address refers to a virtual stack register.
14886 (rs6000_legitimate_offset_address_p): Move code to say whether a
14887 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14889 (rs6000_legitimate_address_p): Add checks for modes that only can
14890 do reg+reg addressing. Start adding VSX support.
14891 (rs6000_legitimize_reload_address): Ditto.
14892 (rs6000_legitimize_address): Ditto.
14893 (rs6000_debug_legitimate_address_p): New debug functions for
14894 -mdebug=addr and -mdebug=cost.
14895 (rs6000_debug_rtx_costs): Ditto.
14896 (rs6000_debug_address_costs): Ditto.
14897 (rs6000_debug_adjust_cost): Ditto.
14898 (rs6000_debug_legitimize_address): Ditto.
14899 (rs6000_legitimize_reload_address_ptr): Point to call normal
14900 function or debug function. Make functions called via pointer
14902 (rs6000_mode_dependent_address_ptr): Ditto.
14903 (rs6000_secondary_reload_class_ptr): Ditto.
14904 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14905 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14906 into a friendlier error.
14907 (rs6000_init_builtins): Add initial VSX support.
14908 (rs6000_adjust_cost): Fix some spacing issues.
14910 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14911 (REG_CLASS_NAMES): Ditto.
14912 (REG_CLASS_CONTENTS): Ditto.
14913 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14914 pointer, to add -mdebug=addr support.
14915 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14916 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14917 -mdebug=addr support.
14918 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14919 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14920 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14922 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14924 (bswapsi*): Set attribute types for load/store. Add combiner
14925 patterns to eliminate zero extend on 64-bit.
14926 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14927 stdbrx if the hardware supports those instructions.
14929 2009-06-25 Ian Lance Taylor <iant@google.com>
14931 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14932 (Link Options): Document -static-libstdc++.
14934 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14937 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14938 DATA_ALIGNMENT instead.
14940 2009-06-25 Richard Guenther <rguenther@suse.de>
14942 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14943 indirect references against the callused/escaped solutions.
14944 (call_may_clobber_ref_p_1): Likewise.
14946 2009-06-25 Martin Jambor <mjambor@suse.cz>
14948 PR tree-optimization/40493
14949 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14950 (enum unscalarized_data_handling): New type.
14951 (handle_unscalarized_data_in_subtree): Return what has been done.
14952 (load_assign_lhs_subreplacements): Handle left flushes differently.
14953 (sra_modify_assign): Use unscalarized_data_handling, simplified
14954 condition determining whether to remove the statement.
14956 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14958 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14959 excerpt - @ should be doubled for texinfo.
14961 2009-06-24 Ian Lance Taylor <iant@google.com>
14963 * config/arc/arc.c: Include "df.h".
14964 (arc_attribute_table): Make static. Move higher in file.
14965 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14966 (output_shift): Initialize n later to avoid warning.
14967 * config/arm/arm.c (arm_attribute_table): Make static. Move
14969 * config/avr/avr.c (avr_attribute_table): Make static. Move
14971 (reg_class_tab): Change array type from int to enum reg_class.
14972 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14974 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14975 (lshrhi3_out): Likewise.
14976 (class_likely_spilled_p): Change return type to bool.
14977 (avr_rtx_costs): Use local code variable with enum type.
14978 * config/avr/avr.md (movmemhi): Use add_reg_note.
14979 (andhi3, andsi3): Don't use AS2 with "and".
14980 (iorhi3, iorsi3): Don't use AS2 with "or".
14981 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14982 * config/crx/crx.c: Include "df.h".
14983 (crx_attribute_table): Make static.
14984 * config/m32r/m32r.c: Include "df.h".
14985 (m32r_attribute_table): Make static. Move higher in file.
14986 (pop): Use add_reg_note.
14987 (block_move_call): Change 0 to LCT_NORMAL in function call.
14988 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14989 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14990 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14991 declare, not just when TREE_CODE is defined.
14992 * config/m68hc11/m68hc11.c: Include "expr.h".
14993 (m68hc11_attribute_table): Make static. Move higher in file.
14994 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14996 (m68hc11_register_indirect_p): Likewise.
14997 (m68hc11_function_arg_padding): Change return type to enum
14999 (emit_move_after_reload): Use add_reg_note.
15000 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15001 (m68hc11_split_logical): Likewise.
15002 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15004 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15005 to VOIDmode in function call.
15006 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15008 (m68hc11_split_logical): Update declaration.
15009 (m68hc11_function_arg_padding): Update declaration.
15010 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15011 to array of enum reg_class.
15012 (mcore_attribute_table): Make static. Move higher in file.
15013 (mcore_rtx_costs): Add cast to enum type.
15014 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15015 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15016 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15018 * config/sh/predicates.md (trapping_target_operand): Rename and to
15020 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15022 * config/spu/spu.c (spu_attribute_table): Make static. Move
15024 * config/v850/v850.c (v850_attribute_table): Make static. Move
15026 (v850_rtx_costs): Use local code with enum type.
15027 (expand_epilogue): Add cast.
15028 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15030 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15033 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15034 -m2a-single-only and -m2a-nofpu.
15035 * config/sh/sh.opt: Document m2a generates FPU code.
15037 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15039 * defaults.h (CAN_ELIMINATE): Provide default.
15040 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15041 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15042 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15043 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15044 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15045 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15046 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15047 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15048 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15049 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15051 2009-06-24 DJ Delorie <dj@redhat.com>
15053 * mep-ext-cop.cpu: Fix copyright notice.
15054 * mep-default: Fix copyright notice.
15055 * mep-core: Fix copyright notice.
15056 * mep: Fix copyright notice.
15057 * mep-ivc2: Fix copyright notice.
15058 * mep-c5: Fix copyright notice.
15060 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15062 * doc/contrib.texi (Contributors):
15064 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15066 PR middle-end/40501
15067 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15068 src and dst operands if necessary.
15070 2009-06-23 DJ Delorie <dj@redhat.com>
15073 * config.gcc: Add mep support.
15074 * recog.c: Resurrect validate_replace_rtx_subexp().
15075 * recog.h: Likewise.
15076 * config/mep/: Add new port:
15077 * config/mep/constraints.md: New file.
15078 * config/mep/default.h: New file.
15079 * config/mep/intrinsics.h: New file.
15080 * config/mep/intrinsics.md: New file.
15081 * config/mep/ivc2-template.h: New file.
15082 * config/mep/mep-c5.cpu: New file.
15083 * config/mep/mep-core.cpu: New file.
15084 * config/mep/mep-default.cpu: New file.
15085 * config/mep/mep-ext-cop.cpu: New file.
15086 * config/mep/mep-intrin.h: New file.
15087 * config/mep/mep-ivc2.cpu: New file.
15088 * config/mep/mep-lib1.asm: New file.
15089 * config/mep/mep-lib2.c: New file.
15090 * config/mep/mep-pragma.c: New file.
15091 * config/mep/mep-protos.h: New file.
15092 * config/mep/mep-tramp.c: New file.
15093 * config/mep/mep.c: New file.
15094 * config/mep/mep.cpu: New file.
15095 * config/mep/mep.h: New file.
15096 * config/mep/mep.md: New file.
15097 * config/mep/mep.opt: New file.
15098 * config/mep/predicates.md: New file.
15099 * config/mep/t-mep: New file.
15101 2009-06-23 Ian Lance Taylor <iant@google.com>
15103 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
15104 from loose_warn into c_loose_warn and from strict_warn into
15105 c_strict_warn. Set and substitute warn_cxxflags. Check for
15106 --enable-build-with-cxx. Set and substitute
15107 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
15108 * Makefile.in (CXXFLAGS): New variable.
15109 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
15110 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
15111 the default is the same as $(STRICT_WARN).
15112 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
15113 (CXX): New variable.
15114 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
15115 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
15116 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
15117 (HOST_LIBS): New variable.
15118 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
15119 (ALL_CXXFLAGS): New variable.
15120 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
15121 * doc/install.texi (Configuration): Document
15122 --enable-build-with-cxx, --with-stage1-ldflags,
15123 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
15124 * configure: Rebuild.
15126 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15128 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15129 from previous commit.
15131 2009-06-23 Ian Lance Taylor <iant@google.com>
15133 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15135 2009-06-23 Ian Lance Taylor <iant@google.com>
15137 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15138 with ATTRIBUTE_UNUSED.
15140 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15141 Pat Haugen <pthaugen@us.ibm.com>
15142 Revital Eres <eres@il.ibm.com>
15144 * config.in (HAVE_AS_POPCNTD): Add default definition.
15145 (HAVE_AS_LWSYNC): Ditto.
15147 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15149 (gcc_cv_as_powerpc_cmpb): Ditto.
15150 (gcc_cv_as_powerpc_dfp): Ditto.
15151 (gcc_cv_as_powerpc_vsx): Ditto.
15152 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15153 supporting the popcntd/lwsync instructions.
15154 (gcc_cv_as_powerpc_lwsync): Ditto.
15155 * configure: Regenerate.
15157 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15158 -mcpu=native and -mcpu=power7.
15159 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15161 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15162 a variable instead of a mask to reduce the number of mask bits.
15163 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15164 (-mbit-word): Ditto.
15165 (-mregnames): Ditto.
15166 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15167 (-mfused-madd): Ditto.
15169 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15171 (-mvsx): New switch for VSX instructions.
15172 (-misel): Move from a variable to a mask to allow it to be set by
15175 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15176 function declaration to an array declaration.
15177 (rs6000_hard_regno_nregs): New external array declaration.
15179 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15180 files included by rs6000.md.
15182 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15183 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15185 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15187 (rs6000_debug_reg): New -mdebug= variables.
15188 (rs6000_debug_addr): Ditto.
15189 (rs6000_debug_cost): Ditto.
15190 (rs6000_pmode): New variable to hold Pmode.
15191 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15192 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15193 calculated at compiler start.
15194 (rs6000_hard_regno_nregs): Change function to an array which holds
15195 HARD_REGNO_NREGS calculated at compiler start.
15196 (rs6000_explicit_options): Delete isel field.
15197 (rs6000_vector_unit): New array to hold which vector unit
15198 supports arithmetic options for a given type.
15199 (rs6000_vector_mem): New array to hold which vector unit supports
15200 memory reference operations for a given type.
15201 (rs6000_vector_align): New array to given the alignment of each
15203 (power7_cost): New basic costs for power7.
15204 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15205 (rs6000_hard_regno_nregs_internal): New function, moved from
15206 HARD_REGNO_NREGS, to calculate the number of registers each hard
15207 register takes for each type.
15208 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15209 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15210 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15211 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15212 unit information here so it is calculated once at compiler startup
15214 (rs6000_override_options): Make -misel a target mask. Add more
15215 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15216 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15218 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15219 (rs6000_handle_option): Move -misel from variable to target mask.
15220 (rs6000_builtin_mask_for_load): Add VSX support.
15221 (rs6000_conditional_register_usage): Ditto.
15222 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15223 (function_arg_boundary): Ditto.
15224 (rs6000_expand_builtin): Ditto.
15225 (def_builtin): Make abort message a little friendlier.
15226 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15228 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15229 assembler support the popcntd instruction instead of a vsx
15230 instruction to enable power7 support.
15231 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15232 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15233 option to the assembler if -mcpu=native.
15234 (ASM_CPU_NATIVE_SPEC): Ditto.
15235 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15237 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15238 the lwsync instruction.
15239 (enum processor_type): Add PROCESSOR_POWER7.
15240 (rs6000_debug_reg): New -mdebug= options.
15241 (rs6000_debug_addr): Ditto.
15242 (rs6000_debug_cost): Ditto.
15243 (rs6000_isel): Delete.
15244 (enum rs6000_vector): New enum to say what vector unit we have.
15245 (VECTOR_UNIT_*): New macros to say which vector unit has
15246 arithmetic operations for a given type.
15247 (VECTOR_MEM_*): New macros to say which vector unit has memory
15248 operations for a given type.
15249 (TARGET_LDBRX): Whether the machine supports the ldbrx
15251 (TARGET_ISEL): Delete, -misel moved to be a mask.
15252 (TARGET_ISEL64): New macro for 64-bit isel support.
15253 (UNITS_PER_VSX_WORD): New macro.
15254 (POINTER_SIZE): Move to be an external variable, rather than
15255 calculating whether we are generating 32 ot 64-bit code.
15257 (STACK_BOUNDARY): Add VSX support.
15258 (LOCAL_ALIGNMENT): Ditto.
15259 (SLOW_UNALIGNED_ACCESS): Ditto.
15260 (VSX_REGNO_P): New macro for VSX support.
15261 (VFLOAT_REGNO_P): Ditto.
15262 (VINT_REGNO_P): Ditto.
15263 (VLOGICAL_REGNO_P): Ditto.
15264 (VSX_VECTOR_MODE): Ditto.
15265 (VSX_SCALAR_MODE): Ditto.
15267 (VSX_MOVE_MODE): Ditto.
15268 (VSX_REG_CLASS_P): Ditto.
15269 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15271 (UNITS_PER_SIMD_WORD): Add VSX support.
15272 (MODES_TIEABLE_P): Ditto.
15273 (STARTING_FRAME_OFFSET): Ditto.
15274 (STACK_DYNAMIC_OFFSET): Ditto.
15275 (EPILOGUE_USES): Ditto.
15276 (REGNO_REG_CLASS): Move to array lookup.
15277 (CLASS_MAX_NREGS): Ditto.
15278 (rs6000_vector_reg_class): Add declaration.
15279 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15280 overlap with the floating point and Altivec registers.
15282 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15284 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15285 give the appropriate asm switches if -mcpu=native.
15286 (host_detect_local_cpu): Add support for "asm".
15287 (host_detect_local_cpu): Follow GNU code guidelines for name.
15289 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15290 -mbit-word to a variable instead of being a target mask.
15292 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15293 emit the lwsync instruction instead of emitting the instruction as
15294 an integer constant.
15296 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15297 fixuns_trundfsi2, move expander into rs6000.md.
15299 * config/rs6000/rs6000.md (cpu): Add power7.
15300 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15301 (logical predicate patterns): Change the single instruction
15302 primitives that set CR0 to be fast_compare instead of compare.
15304 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15305 (popcntddi2): Ditto.
15306 (popcount<mode>): Ditto.
15307 (floating multiply/add insns): Name the floating point
15308 multiply/add insns.
15309 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15310 (isel_unsigned_<mode>): Ditto.
15311 (fixuns_trundfsi2): Move expander here from spe.md.
15312 (smindi3): Define if we have -misel on 64-bit systems.
15317 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15319 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15321 * config/avr/avr.c (avr_current_device): New variable.
15322 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15323 (avr_arch, mcu_type_s): Move to avr.h.
15324 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15325 default_data_section_start fields.
15326 (avr_arch): Moved from avr.c.
15327 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15328 library_name fields.
15329 (avr_current_device, avr_mcu_types, avr_arch_types,
15330 avr_device_to_arch, avr_device_to_data_start,
15331 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15332 (EXTRA_SPEC_FUNCTIONS): Define.
15333 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15334 options mapping. Use device_to_arch and device_to_data_start insted.
15335 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15336 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15337 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15338 * config/avr/driver-avr.c: New file.
15339 * config/avr/avr-devices.c: New file.
15341 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15343 * var-tracking.c (unshare_variable): Force initialized to
15344 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15345 (set_variable_part): Likewise.
15346 (struct variable_union_info): Remove pos_src field.
15347 (vui_vec, vui_allocated): New variables.
15348 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15349 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15350 == 1 use a simpler sorting algorithm. Compute pos field right
15351 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15352 Avoid quadratic comparison if !flag_var_tracking_uninit.
15353 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15354 unshare_variable unconditionally.
15355 (dataflow_set_different_2): Removed.
15356 (dataflow_set_different): Don't traverse second hash table.
15357 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15358 unconditionally to var_reg_set or var_mem_set.
15359 (emit_notes_in_bb): Likewise.
15360 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15362 (emit_note_insn_var_location): Don't set initialized to
15363 VAR_INIT_STATUS_INITIALIZED early.
15364 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15366 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15368 * tree-object-size.c (addr_object_size): Instead of checking
15369 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15370 are no FIELD_DECLs following it.
15372 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15374 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15375 order to match bswaps with signed source operands.
15377 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15379 * sdbout.c (sdbout_one_type): Fix braces in switch.
15381 2009-06-23 Richard Guenther <rguenther@suse.de>
15383 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15385 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15386 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15387 var_callused, callused_tree, var_storedanything, storedanything_tree,
15388 var_integer, integer_tree): Remove global variables.
15389 (new_var_info): Do not pass new id, append the new var to the
15390 global variable vector.
15391 (do_ds_constraint): Use is_global_var member of the variable-info.
15392 (new_scalar_tmp_constraint_exp): Adjust.
15393 (create_function_info_for): Likewise.
15394 (create_variable_info_for): Likewise.
15395 (find_what_var_points_to): Remove dead code.
15396 (init_base_vars): Simplify.
15397 (compute_points_to_sets): Adjust.
15399 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15401 * combine.c (try_combine): Dump information about the insns we're
15404 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15406 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15407 check when calling force_to_mode on TRUNCATE's operand.
15409 2009-06-22 Ian Lance Taylor <iant@google.com>
15411 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15413 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15415 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15417 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15419 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15420 override library linkage flags such as -static-libgcc or
15423 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15425 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15427 2009-06-22 Ian Lance Taylor <iant@google.com>
15429 * config/linux.opt: Put mglibc ahead of muclibc.
15431 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15432 for duplicate decls.
15434 2009-06-22 Matthias Klose <doko@ubuntu.com>
15436 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15438 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15441 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15442 instead of NULL if a parser error occurs.
15444 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15446 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15447 non-DWARF2_DEBUGGING_INFO version.
15449 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15451 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15452 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15454 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15455 (LIBGCC2_TF_CEXT): Define.
15458 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15461 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15463 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15465 * config/arm/arm.c (arm_override_options): Disable
15466 -mcaller-super-interworking and -mcallee-super-interworking.
15467 * doc/invoke.texi (ARM Options): Document this.
15469 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15471 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15472 * config/arm/constraints.md (j): New constraint for movw operands.
15473 (N): Remove thumb2 meaning.
15474 * config/arm/arm.md (*arm_movw): Delete.
15475 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15476 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15477 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15479 2009-06-22 Martin Jambor <mjambor@suse.cz>
15481 PR tree-optimization/40492
15482 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15483 build_ref_for_offset.
15485 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15487 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15488 JUMP_TABLE_DATA_P predicates where applicable.
15489 * auto-inc-dec.c: Ditto.
15490 * builtins.c: Ditto.
15491 * caller-save.c: Ditto.
15493 * cfgcleanup.c: Ditto.
15494 * cfglayout.c: Ditto.
15496 * combine.c: Ditto.
15497 * combine-stack-adj.c: Ditto.
15501 * df-scan.c: Ditto.
15503 * dwarf2asm.c: Ditto.
15504 * dwarf2out.c: Ditto.
15505 * emit-rtl.c: Ditto.
15511 * function.c: Ditto.
15514 * genpreds.c: Ditto.
15515 * genrecog.c: Ditto.
15517 * ira-costs.c: Ditto.
15518 * ira-lives.c: Ditto.
15520 * loop-iv.c: Ditto.
15521 * lower-subreg.c: Ditto.
15522 * modulo-sched.c: Ditto.
15524 * postreload.c: Ditto.
15525 * print-rtl.c: Ditto.
15527 * reginfo.c: Ditto.
15528 * regmove.c: Ditto.
15529 * reload1.c: Ditto.
15532 * rtlanal.c: Ditto.
15534 * sched-vis.c: Ditto.
15536 * sel-sched-ir.c: Ditto.
15537 * simplify-rtx.c: Ditto.
15538 * targhooks.c: Ditto.
15539 * var-tracking.c: Ditto.
15540 * vmsdbgout.c: Ditto.
15542 2009-06-22 Matthias Klose <doko@ubuntu.com>
15544 * Makefile.in (install-plugin): Always use DESTDIR.
15546 2009-06-22 Olivier Hainque <hainque@adacore.com>
15548 * config/pa/pa.c (output_call): Don't optimize post call jumps
15549 into return address adjustments if the call may throw.
15551 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15553 * arm.c (thumb1_output_casesi): New function.
15554 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15555 optimizing for size or PIC.
15556 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15557 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15558 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15559 (thumb1_casesi_internal_pic): New expand rule.
15560 (thumb1_casesi_dispatch): New pattern.
15561 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15563 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15564 in the text seciton when PIC or optimizing for size.
15565 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15566 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15567 preservation properties of code.
15568 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15569 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15570 (__gnu_thumb1_case_si): New function.
15571 * t-arm (LIB1ASMSRC): Define here.
15572 (LIB1ASMFUNCS): Add some common functions.
15573 * t-arm-elf (LIB1ASMSRC): Delete.
15574 (LIB1ASMFUNCS): Append to existing set.
15575 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15576 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15577 * t-symbian (LIB1ASMFUNCS): Likewise.
15578 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15579 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15581 2009-06-21 Richard Guenther <rguenther@suse.de>
15583 PR tree-optimization/38729
15584 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15585 to loops with a single exit if -fno-expensive-optimizations.
15587 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15589 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15590 (dataflow_set): Change vars type from htab_t to shared_hash.
15591 (shared_hash_pool, empty_shared_hash): New variables.
15592 (vars_clear): Removed.
15593 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15594 shared_hash_find_slot_unshare, shared_hash_find_slot,
15595 shared_hash_find_slot_noinsert, shared_hash_find): New
15597 (shared_hash_unshare, shared_hash_destroy): New functions.
15598 (unshare_variable): Unshare set->vars if shared, use
15600 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15601 (get_init_value, find_src_set_src, dump_dataflow_set,
15602 clobber_variable_part, emit_notes_for_differences): Use
15604 (dataflow_set_init): Remove second argument, set vars to
15605 empty_shared_hash instead of creating a new htab.
15606 (dataflow_set_clear): Call shared_hash_destroy and set vars
15607 to empty_shared_hash instead of calling vars_clear.
15608 (dataflow_set_copy): Don't call vars_copy, instead just share
15609 the src htab with dst.
15610 (variable_union): Use shared_hash_*, use initially NO_INSERT
15611 lookup if set->vars is shared. Don't keep slot cleared before
15612 calling unshare_variable. Unshare set->vars if needed.
15613 Even ->refcount == 1 vars must be unshared if set->vars is shared
15614 and var needs to be modified.
15615 (variable_canonicalize): New function.
15616 (dataflow_set_union): If dst->vars is empty, just share src->vars
15617 with dst->vars and traverse with variable_canonicalize to canonicalize
15618 and unshare what is needed.
15619 (dataflow_set_different): If old_set and new_set use the same shared
15620 htab, they aren't different. If number of htab elements is different,
15621 htabs are different. Use shared_hash_*.
15622 (dataflow_set_destroy): Call shared_hash_destroy instead of
15624 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15625 second argument to dataflow_set_init.
15626 (vt_initialize): Likewise. Initialize shared_hash_pool and
15627 empty_shared_hash, move bb in/out initialization afterwards.
15628 Use variable_htab_free instead of NULL as changed_variables del hook.
15629 (variable_was_changed): Change type of second argument to pointer to
15630 dataflow_set. When inserting var into changed_variables, bump
15631 refcount. Unshare set->vars if set is shared htab and slot needs to
15633 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15634 lookup if set->vars is shared. Unshare set->vars if needed.
15635 Even ->refcount == 1 vars must be unshared if set->vars is shared
15636 and var needs to be modified. Adjust variable_was_changed caller.
15637 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15638 vars must be unshared if set->vars is shared and var needs to be
15639 modified. Adjust variable_was_changed caller.
15640 (emit_note_insn_var_location): Don't pool_free var.
15641 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15643 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15644 free_alloc_pool on shared_hash_pool.
15646 2009-06-20 Anthony Green <green@moxielogic.com>
15648 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15649 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15651 2009-06-20 Richard Guenther <rguenther@suse.de>
15653 * tree-ssa-structalias.c (find_func_aliases): For memset use
15654 a constraint from NULL if we memset to zero.
15655 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15656 we explicitly handle that do not read from memory.
15657 (call_may_clobber_ref_p_1): Properly handle builtins that may
15660 2009-06-20 Richard Guenther <rguenther@suse.de>
15662 PR tree-optimization/40495
15663 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15664 (new_scalar_tmp_constraint_exp): New function.
15665 (process_constraint): Do not create temporary decls.
15666 (process_all_all_constraints): Likewise.
15667 (handle_const_call): Likewise.
15668 (create_function_info_for): Do not set decl.
15670 2009-06-19 Ian Lance Taylor <iant@google.com>
15672 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15673 (rs6000_attribute_table): Make static; move before use.
15675 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15677 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15678 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15679 Propagate the TREE_READONLY flag without overwriting it.
15680 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15681 Propagate the TREE_READONLY flag onto the result.
15682 (process_call_operands): Move around. Use correct constant value.
15684 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15687 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15688 * config/arm/arm.md: Likewise.
15690 2009-06-19 Ian Lance Taylor <iant@google.com>
15692 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15693 to GIMPLE_ERROR_MARK.
15695 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15696 op2_original_type parameters. Warn about using different enum types.
15697 * c-parser.c (c_parser_conditional_expression): Pass original
15698 types to build_conditional_expr.
15699 * c-tree.h (build_conditional_expr): Update declaration.
15701 2009-06-19 Ian Lance Taylor <iant@google.com>
15703 * config/i386/i386.c (ix86_function_specific_save): Test that
15704 fields match values, rather than testing the values are in a
15707 2009-06-19 Richard Guenther <rguenther@suse.de>
15709 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15710 ADDR_EXPR pointers.
15711 (ptr_derefs_may_alias_p): Likewise.
15712 (ptr_deref_may_alias_ref_p_1): New function.
15713 (ptr_deref_may_alias_ref_p): Likewise.
15714 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15715 covered by looking at the ESCAPED solution.
15716 (call_may_clobber_ref_p_1): Likewise.
15717 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15718 Handle NULL_TREE offset. Do not produce redundant constraints.
15719 (process_all_all_constraints): New helper function.
15720 (do_structure_copy): Use it.
15721 (handle_lhs_call): Likewise.
15722 (find_func_aliases): Handle some builtins with pointer arguments
15723 and/or return values explicitly.
15725 2009-06-19 Ian Lance Taylor <iant@google.com>
15727 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15729 2009-06-19 Ian Lance Taylor <iant@google.com>
15731 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15733 2009-06-19 Ian Lance Taylor <iant@google.com>
15735 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15736 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15739 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15740 uninitialized const.
15742 2009-06-19 Ian Lance Taylor <iant@google.com>
15744 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15747 * c-decl.c (in_struct, struct_types): Remove.
15748 (struct c_binding): Add in_struct field.
15749 (c_binding_ptr): Define type, along with VEC.
15750 (struct c_struct_parse_info): Define.
15751 (struct_parse_info): New static variable.
15752 (bind): Initialize in_struct field.
15753 (start_struct): Remove enclosing_in_struct and
15754 enclosing_struct_types parameters. Add
15755 enclosing_struct_parse_info parameter. Change all callers. Set
15756 struct_parse_info rather than in_struct and struct_types.
15757 (grokfield): If -Wc++-compat and there is a symbol binding for the
15758 field name, set the in_struct flag and push it on the
15759 struct_parse_info->fields vector.
15760 (warn_cxx_compat_finish_struct): New static function.
15761 (finish_struct): Remove enclosing_in_struct and
15762 enclosing_struct_types parameters. Add
15763 enclosing_struct_parse_info parameter. Change all callers. Don't
15764 set C_TYPE_DEFINED_IN_STRUCT here. Call
15765 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15766 parameter. Only push on struct_types if warn_cxx_compat.
15767 (finish_enum): Only push on struct_types if warn_cxx_compat.
15768 (declspecs_add_type): Add loc parameter. Change all callers.
15769 Change all error calls to error_at. Pass loc, not input_location,
15770 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15771 defined in a struct. If -Wc++-compat and parsing a struct, record
15772 that a typedef name was used.
15773 * c-parser.c (c_parser_declspecs): Get location to pass to
15774 declspecs_add_type.
15775 (c_parser_struct_or_union_specifier): Update calls to start_struct
15777 * c-tree.h (struct c_struct_parse_info): Declare.
15778 (finish_struct, start_struct): Update declarations.
15779 (declspecs_add_type): Update declaration.
15781 2009-06-19 Ian Lance Taylor <iant@google.com>
15783 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15784 variable with an anonymous type.
15786 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15788 * see.c: Remove for real.
15790 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15792 * optabs.h (enum optab_index): Add new OTI_significand.
15793 (significand_optab): Define corresponding macro.
15794 * optabs.c (init_optabs): Initialize significand_optab.
15795 * genopinit.c (optabs): Implement significand_optab using
15796 significand?f2 patterns.
15797 * builtins.c (expand_builtin_mathfn): Handle
15798 BUILT_IN_SIGNIFICAND{,F,L}.
15799 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15800 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15802 * config/i386/i386.md (significandxf2, significand<mode>2): New
15803 expanders to implement significandf, significand and significandl
15804 built-ins as inline x87 intrinsics.
15806 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15808 * config/avr/avr.c (avr_override_options): Remove setting value of
15809 PARAM_INLINE_CALL_COST.
15811 2009-06-18 Richard Henderson <rth@redhat.com>
15814 * tree-pass.h (TDF_ASMNAME): New.
15815 * tree-dump.c (dump_options): Add asmname.
15816 * doc/invoke.texi: Document it.
15818 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15819 (dump_decl_name): ...here.
15820 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15821 (dump_generic_node): Update dump_function_name calls.
15822 (print_call_name): New flags arg; update all dump calls.
15823 * diagnostic.h (print_call_name): Update.
15824 * gimple-pretty-print.c (dump_gimple_call): Update.
15826 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15829 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15831 2009-06-18 Diego Novillo <dnovillo@google.com>
15833 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15834 * plugin.c (str_license): Declare.
15835 (try_init_one_plugin): Assert that the symbol
15836 'plugin_is_GPL_compatible' exists.
15838 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15841 * Makefile.in (OBJS-common): Remove see.o.
15843 * common.opt (fsee): Mark as preserved for backward compatibility.
15844 * opts.c (common_handle_option): Add OPT_fsee to the backward
15845 compatibility section.
15846 * passes.c (init_optimization_passes, pass_see): Remove pass.
15847 * timevar.def (TV_SEE): Remove.
15848 * tree-pass.h (pass_see): Remove declaration.
15849 * doc/invoke.texi (-fsee): Remove documentation.
15851 2009-06-18 Martin Jambor <mjambor@suse.cz>
15853 * tree-sra.c: Include statistics.h
15854 (sra_stats): New variable.
15855 (sra_initialize): Clear sra_stats.
15856 (create_access_replacement): Increment sra_stats.replacements.
15857 (get_access_replacement): Do not return twice.
15858 (analyze_all_variable_accesses): Increment statistics counter by the
15859 number of scalarized aggregates.
15860 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15861 (sra_modify_expr): Increment sra_stats.exprs.
15862 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15863 (sra_modify_assign): Increment sra_stats.exprs,
15864 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15865 (perform_intra_sra): Update statistics counters.
15866 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15868 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15870 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15871 (arm_scalar_mode_supported_p): New function.
15873 2009-06-18 Paul Brook <paul@codesourcery.com>
15874 Sandra Loosemore <sandra@codesourcery.com>
15876 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15877 (__extendhfsf2, __truncsfhf2): Define.
15878 * config/arm/fp16.c: New file.
15879 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15880 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15882 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15884 * doc/extend.texi (Half-Precision): New section.
15885 * doc/invoke.texi (Option Summary): List -mfp16-format.
15886 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15887 * config/arm/arm.opt (mfp16-format=): New.
15888 * config/arm/arm.c: Include intl.h.
15889 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15890 (TARGET_INVALID_RETURN_TYPE): Redefine.
15891 (TARGET_PROMOTED_TYPE): Redefine.
15892 (TARGET_CONVERT_TO_TYPE): Redefine.
15893 (arm_fp16_format): Define.
15894 (all_fpus): Add entry for neon-fp16.
15895 (fp_model_for_fpu): Likewise.
15896 (struct fp16_format): Declare.
15897 (all_fp16_formats): Define.
15898 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15900 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15902 (arm_legitimate_index_p): Treat HFmode like HImode.
15903 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15904 (coproc_secondary_reload_class): Special-case HFmode.
15905 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15906 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15907 (arm_init_fp16_builtins): New.
15908 (arm_init_builtins): Call it.
15909 (arm_invalid_parameter_type): New.
15910 (arm_invalid_return_type): New.
15911 (arm_promoted_type): New.
15912 (arm_convert_to_type).
15913 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15915 (arm_emit_fp16_const): New function.
15916 (arm_mangle_type): Mangle __fp16 as "Dh".
15917 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15919 (TARGET_NEON_FP16): New.
15920 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15921 (enum fputype): Add FPUTYPE_NEON_FP16.
15922 (enum arm_fp16_format_type): Declare.
15923 (arm_fp16_format): Declare.
15924 (LARGEST_EXPONENT_IS_NORMAL): Define.
15925 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15926 * config/arm/arm-modes.def (HFmode): Define.
15927 * config/arm/vfp.md (*movhf_vfp): New.
15928 (extendhfsf2): New.
15930 * config/arm/arm.md (fpu): Add neon_fp16.
15931 (floatsihf2, floatdihf2): New.
15932 (fix_trunchfsi2, fix_trunchfdi2): New.
15934 (extendhfdf2): New.
15936 (*arm32_movhf): New.
15937 (*thumb1_movhf): New.
15938 (consttable_2): Add check for HFmode constants.
15939 (consttable_4): Handle HFmode constants.
15941 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15943 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15945 2009-06-17 Olivier Hainque <hainque@adacore.com>
15947 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15948 const char ** conversion in AIX specific section.
15950 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15952 * config/i386/i386.c (ix86_special_builtin_type): Remove
15953 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15954 (bdesc_special_args): Updated.
15955 (ix86_init_mmx_sse_builtins): Likewise.
15956 (ix86_expand_special_args_builtin): Likewise.
15958 2009-06-17 Richard Henderson <rth@redhat.com>
15960 * tree-pretty-print.c (maybe_dump_asm_name): New.
15961 (dump_decl_name): Use it.
15962 (PRINT_FUNCTION_NAME): Merge into...
15963 (dump_function_name): ... here. Use maybe_dump_asm_name.
15965 2009-06-17 Cary Coutant <ccoutant@google.com>
15967 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15969 * debug.c (struct gcc_debug_hooks): Change placeholder for
15971 (debug_nothing_int_charstar_int): Replaced by...
15972 (debug_nothing_int_charstar_int_bool): ...this.
15973 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15974 source_line prototype.
15975 (debug_nothing_int_charstar_int): Replaced by...
15976 (debug_nothing_int_charstar_int_bool): ...this.
15977 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15978 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15979 Output is_stmt operand when necessary.
15980 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15981 (notice_source_line): Add is_stmt parameter.
15982 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15983 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15985 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15986 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15988 2009-06-17 Ian Lance Taylor <iant@google.com>
15990 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15992 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15995 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15997 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15998 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15999 tree_strip_sign_nop_conversions and
16000 tree_ssa_strip_useless_type_conversions rather than stripping
16001 the operations here.
16002 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16004 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16005 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16006 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16007 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16010 2009-06-17 Michael Eager <eager@eagercon.com>
16012 * config/rs6000/constraints.md (register_constraint "d"): New.
16013 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16014 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16015 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16016 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16017 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16018 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16019 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16020 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16021 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16022 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16024 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16025 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16026 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16027 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16028 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16029 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16030 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16031 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16032 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16033 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16034 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16035 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16036 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16037 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16039 2009-06-16 Ian Lance Taylor <iant@google.com>
16041 * profile.c (total_num_never_executed): Don't define.
16042 (compute_branch_probabilities): Don't count or print
16043 num_never_executed.
16044 (init_branch_prob): Don't set total_num_never_executed.
16045 (end_branch_prob): Don't print total_num_never_executed.
16047 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16049 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16051 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16053 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16054 (nabstd2_fpr): Same.
16056 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16058 * expr.c (expand_assignment): Change complex type check.
16060 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16062 * doc/plugins.texi (Building GCC plugins): Added new section.
16064 2009-06-17 Ian Lance Taylor <iant@google.com>
16066 * c-pch.c (get_ident): Don't set size of templ array.
16067 (pch_init): Don't set size of partial_pch array.
16069 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16070 string constant to intialize an array whose size is the length of
16073 2009-06-17 Richard Guenther <rguenther@suse.de>
16075 PR tree-optimization/40389
16076 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16077 to addressable types.
16078 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16080 2009-06-17 Richard Guenther <rguenther@suse.de>
16082 PR middle-end/40460
16083 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16084 if there is no evolution of left in the loop bail out.
16085 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16086 chrec_fold_multiply.
16088 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16089 Janis Johnson <janis187@us.ibm.com>
16092 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
16093 for the symbol ref of a constant that is the source of a move
16094 - nor for any other not-obvious-label-ref constants.
16096 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
16098 * plugin.c (position_pass): Skip newly inserted pass during list
16099 traversal to avoid repeated insertion.
16101 2009-06-16 Ian Lance Taylor <iant@google.com>
16103 * vec.h (VEC_stack_alloc): Define different version if
16104 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
16105 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
16106 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
16107 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
16109 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
16111 * config.gcc (extra_headers): Add ia32intrin.h for x86.
16113 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
16114 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
16115 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
16116 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
16117 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
16118 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16119 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16120 (bdesc_special_args): Add __builtin_ia32_rdtsc and
16121 __builtin_ia32_rdtscp.
16122 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
16123 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
16124 and __builtin_ia32_rorhi.
16125 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16126 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16127 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16128 (ix86_expand_args_builtin): Likewise.
16129 (ix86_expand_special_args_builtin): Likewise.
16131 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16132 (UNSPECV_RDTSC): Likewise.
16133 (UNSPECV_RDPMC): Likewise.
16134 (*bsr): Renamed to ...
16136 (*bsr_rex64): Renamed to ...
16139 (*rdpmc): Likewise.
16140 (*rdpmc_rex64): Likewise.
16142 (*rdtsc): Likewise.
16143 (*rdtsc_rex64): Likewise.
16144 (rdtscp): Likewise.
16145 (*rdtscp): Likewise.
16146 (*rdtscp_rex64): Likewise.
16148 * config/i386/ia32intrin.h: New.
16150 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16152 2009-06-16 Ian Lance Taylor <iant@google.com>
16154 * ira-build.c (copy_info_to_removed_store_destinations):
16155 Initialize parent_a.
16157 2009-06-16 Ian Lance Taylor <iant@google.com>
16159 * c-decl.c (grokdeclarator): Change size_varies to bool.
16161 2009-06-16 Ian Lance Taylor <iant@google.com>
16163 * sel-sched.c: Make forward declarations of move_op_hooks and
16164 fur_hooks explicitly extern.
16166 2009-06-16 Ian Lance Taylor <iant@google.com>
16168 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16169 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16171 2009-06-16 Ian Lance Taylor <iant@google.com>
16173 * resource.c (mark_referenced_resources): Change
16174 include_delayed_effects parameter to bool. Change all callers.
16175 (mark_end_of_function_resources): Likewise.
16176 * reorg.c (insn_references_resource_p): Likewise.
16177 (insn_sets_resource_p): Likewise.
16178 * resource.h (mark_referenced_resources): Update declaration.
16179 (mark_end_of_function_resources): Update declaration.
16181 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16183 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16185 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16187 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16188 GCC can bootstrap on AIX with GNU Binutils 2.20.
16190 2009-06-16 Ian Lance Taylor <iant@google.com>
16192 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16194 2009-06-16 Ian Lance Taylor <iant@google.com>
16196 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16197 inline, not extern inline.
16198 (exact_log2): Likewise.
16199 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16201 (exact_log2): Likewise, but don't test CTZ_HWI.
16203 2009-06-16 Ian Lance Taylor <iant@google.com>
16205 * bitmap.c (bitmap_clear): Don't declare as inline.
16206 * gimple.c (gimplify_assign): Likewise.
16207 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16208 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16209 (sched_scan_info): Remove duplicate definition.
16211 2009-06-16 Ian Lance Taylor <iant@google.com>
16213 * c-common.c (skip_evaluation): Don't define.
16214 (c_inhibit_evaluation_warnings): Define global variable.
16215 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16216 than skip_evaluation.
16217 (convert_and_check, warn_for_div_by_zero): Likewise.
16218 * c-common.h (skip_evaluation): Don't declare.
16219 (c_inhibit_evaluation_warnings): Declare.
16220 * c-parser.c (c_parser_typeof_specifier): Set
16221 c_inhibit_evaluation_warnings rather than skip_evaluation.
16222 (c_parser_conditional_expression): Likewise.
16223 (c_parser_binary_expression): Likewise.
16224 (c_parser_sizeof_expression): Likewise.
16225 (c_parser_alignof_expression): Likewise.
16226 * c-typeck.c (build_indirect_ref): Check
16227 c_inhibit_evaluation_warnings rather than skip_evaluation.
16228 (build_conditional_expr, build_binary_op): Likewise.
16230 2009-06-16 Richard Guenther <rguenther@suse.de>
16232 * tree-ssa-alias.c (is_escape_site): Remove.
16233 * tree-ssa-alias.h (enum escape_type): Remove.
16234 (is_escape_site): Likewise.
16235 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16236 via casts and asms without deferring to is_escape_site.
16238 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16240 PR middle-end/40446
16241 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16242 use gen_lowpart if op0 has complex mode.
16244 2009-06-16 Richard Guenther <rguenther@suse.de>
16246 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16247 variables add them to ESCAPED.
16248 (find_func_aliases): Do not make all indirectly stored values escaped.
16250 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16252 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16253 make_decl_one_only.
16255 2009-06-16 Martin Jambor <mjambor@suse.cz>
16257 PR tree-optimization/40432
16258 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16259 check whether we need to force gimple register operand.
16261 2009-06-16 Martin Jambor <mjambor@suse.cz>
16263 PR tree-optimization/40413
16264 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16265 build_ref_for_offset.
16266 (propagate_subacesses_accross_link): Fix a typo in a comment.
16268 2009-06-16 Ira Rosen <irar@il.ibm.com>
16270 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16271 with additional parameter.
16272 * tree-vectorizer.h (enum vect_def_type): Add new value
16274 (enum vect_relevant): Add comments.
16275 (vect_is_simple_reduction): Add new argument.
16276 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16277 Detect nested cycles.
16278 (vect_is_simple_reduction): Update documentation, add an argument to
16279 distinguish inner-loop reduction from nested cycle, detect nested
16280 cycles, fix printings and indentation, don't swap operands in case
16282 (get_initial_def_for_reduction): Handle subtraction.
16283 (vect_create_epilog_for_reduction): Add new argument to specify
16284 reduction variable.
16285 (vect_finalize_reduction): Handle subtraction, fix comments.
16286 (vectorizable_reduction): Handle nested cycles. In case of nested
16287 cycle keep track of the reduction variable position. Call
16288 vect_is_simple_reduction with additional parameter. Use original
16289 statement code in reduction epilogue for nested cycle. Call
16290 vect_create_epilog_for_reduction with additional parameter.
16291 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16292 inner-loop vectorization.
16293 (vect_recog_widen_sum_pattern): Likewise.
16294 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16296 (vect_mark_stmts_to_be_vectorized): Likewise.
16297 (vect_get_vec_def_for_operand): Handle nested cycles.
16299 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16301 * doc/invoke.texi (Debugging Options): Fix option index entries
16302 for -fdump-statistics, -frandom-seed add entries for
16303 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16304 (FRV Options): Fix entries for -mTLS, -mtls.
16305 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16306 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16307 (M68hc1x Options): Fix @itemx for -mnominmax.
16308 (MCore Options): Fix entry for -mno-lsim.
16309 (MMIX Options): Fix entry for -mabi=mmixware.
16310 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16312 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16314 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16315 Mention the plugin mode of gengtype.
16316 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16317 * gengtype.c: Updated copyright.
16318 (plugin_files, nb_plugin_files) Added new static variables.
16319 (measure_input_list) Care about plugin_files.
16320 (write_rtx_next): Added early return in plugin mode.
16321 (create_file): Updated copyright year in generated file. Added
16323 (oprintf): Added early return if NULL outf.
16324 (get_output_file_with_visibility): Care of plugin_files.
16325 (get_output_file_name): May return null.
16326 (write_local): Added early return.
16327 (put_mangled_filename): Ditto.
16328 (finish_root_table): Added check for base_files.
16329 (write_roots): Care about null when plugins.
16330 (main): Added plugin mode.
16332 2009-06-15 Ian Lance Taylor <iant@google.com>
16334 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16335 * gcov.c (read_count_file): Add braces around variables declared
16338 * c.opt (Wjump-misses-init): New warning.
16339 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16340 -Wall and -Wc++-compat if not already set.
16341 (c_common_post_options): Clear warn_jump_misses_init if it was not
16343 * c-decl.c (struct c_binding): Change type field to a union with
16344 new label field. Make it the first field in the struct. Update
16345 references to type to use u.type instead.
16346 (struct c_spot_bindings): Define.
16347 (struct c_goto_bindings): Define.
16348 (c_goto_bindings_p): Define, along with VECs.
16349 (struct c_label_vars): Define.
16350 (struct c_scope): Add has_label_bindings field.
16351 (bind_label, set_spot_bindings): New static functions.
16352 (decl_jump_unsafe, update_spot_bindings): New static functions.
16353 (update_label_decls): New static function.
16354 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16355 Update binding u.label field to shadowed field.
16356 (c_binding_start_stmt_expr): New function.
16357 (c_binding_end_stmt_expr): New function.
16358 (pushdecl): Don't call c_begin_vm_scope.
16359 (make_label): Add defining and p_label_vars parameters. Change
16361 (lookup_label): Correct test for whether a label has not yet been
16362 defined. Call bind_label rather than bind.
16363 (warn_about_goto): New static function.
16364 (lookup_label_for_goto): New function.
16365 (declare_label): Call bind_label rather than bind.
16366 (check_earlier_gotos): New static function.
16367 (define_label): Don't give errors about jumping into statement
16368 expressions or scopes of variably modified types. Call
16369 set_spot_bindings and check_earlier_gotos. Call bind_label
16370 instead of bind. Don't set label_context_stack_se or
16371 label_context_stack_vm.
16372 (c_get_switch_bindings): New function.
16373 (c_release_switch_bindings): New function.
16374 (c_check_switch_jump_warnings): New function.
16375 (start_function): Don't set label_context_stack_se or
16376 label_context_stack_vm.
16377 (finish_function): Likewise.
16378 * c-typeck.c (label_context_stack_se): Don't define.
16379 (label_context_stack_vm): Don't define.
16380 (c_finish_goto_label): Call lookup_label_for_goto rather than
16381 lookup_label. Don't give errors about jumping into a statement
16382 expression or the scope of a variably modified type. Don't set
16383 label_context_stack_se or label_context_stack_vm.
16384 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16385 fields. Add bindings field.
16386 (c_start_case): Don't set deleted fields. Set bindings field.
16387 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16388 or blocked_vm. Call c_check_switch_jump_warnings.
16389 (c_finish_case): Don't test blocked_stmt_expr field. Call
16390 c_release_switch_bindings.
16391 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16392 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16393 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16394 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16395 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16396 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16397 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16398 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16399 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16400 (C_DECL_UNJUMPABLE_VM): Don't define.
16401 (C_DECL_UNDEFINABLE_VM): Don't define.
16402 (struct c_label_list): Don't define.
16403 (struct c_label_context_se): Don't define.
16404 (struct c_label_context_vm): Don't define.
16405 (struct c_spot_bindings): Declare.
16406 (c_bindings_start_stmt_expr): Declare.
16407 (c_bindings_end_stmt_expr): Declare.
16408 (lookup_label_for_goto): Declare.
16409 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16410 (c_check_switch_jump_warnings): Declare.
16411 (label_context_stack_se, label_context_stack_vm): Don't declare.
16412 (c_finish_goto_label): Update declaration.
16413 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16414 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16415 (Warning Options): Document -Wjump-misses-init.
16417 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16419 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16422 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16424 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16426 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16428 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16430 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16432 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16434 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16436 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16437 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16438 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16439 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16440 * dwarf2asm.c (dw2_force_const_mem): Update call to
16441 make_decl_one_only.
16442 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16443 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16444 * langhooks.c (lhd_comdat_group): Remove.
16445 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16446 * tree.h (DECL_COMDAT_GROUP): New.
16447 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16448 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16449 (make_decl_one_only): Change signature.
16450 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16451 make_decl_one_only.
16452 (make_decl_one_only): Change signature.
16453 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16455 2009-06-15 Richard Guenther <rguenther@suse.de>
16457 PR middle-end/40439
16458 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16460 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16462 * tree-ssa-math-opts.c: Remove extra divide.
16464 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16466 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16468 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16470 * passes.c: Add bswap pass.
16471 * tree-pass.h: Add pass_optimize_bswap declaration.
16472 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16473 Include rtl.h, expr.h and optabs.h for optab_handler check.
16474 (struct symbolic_number, pass_optimize_bswap): New definition.
16475 (do_shift_rotate, verify_symbolic_number_p): New functions.
16476 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16477 (gate_optimize_bswap): New function.
16478 * tree.c (widest_int_cst_value): New function.
16479 * tree.h (widest_int_cst_value): Prototype added.
16481 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16483 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16484 REG_EQUAL/REG_EQUIV notes.
16486 2009-06-14 Richard Guenther <rguenther@suse.de>
16488 PR middle-end/40389
16489 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16490 has its address taken if NRV was applied and it is addressable.
16491 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16492 function split out from ...
16493 (get_constraint_for_1): ... here.
16494 (handle_rhs_call): Use it to mark the return slot escaped if
16495 it is addressable and NRV was applied.
16497 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16499 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16500 Change first argument type to location_t.
16501 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16502 Do not set input_location.
16503 Use loc instead of input_location throughout.
16505 2009-06-13 Richard Guenther <rguenther@suse.de>
16507 PR tree-optimization/40421
16508 * tree-predcom.c (should_unroll_loop_p): Remove.
16509 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16511 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16513 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16514 Add location argument.
16516 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16518 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16520 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16521 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16522 * config/spu/spu-protos.h: Add location to
16523 spu_resolve_overloaded_builtin.
16524 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16525 spu_build_builtin_va_list.
16526 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16527 argument. Pass location to build_function_call_vec.
16528 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16530 (emit_fpu_switch): Same.
16531 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16532 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16533 to build_decl and create_artificial_label.
16534 (xtensa_gimplify_va_arg_expr): Same.
16535 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16536 (xstormy16_gimplify_va_arg_expr): Same.
16537 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16538 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16539 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16540 (mips16_build_function_stub): Same.
16541 (mips16_build_call_stub): Same.
16543 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16546 * arm/constraints.md (Pa, Pb): New constraints.
16547 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16548 split pattern to deal with them.
16550 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16552 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16553 fix index entry for -Xpreprocessor.
16555 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16557 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16558 Add location argument to build_decl call.
16559 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16560 (rs6000_init_builtins): Same.
16561 (spe_init_builtins): Same.
16562 (rs6000_gimplify_va_arg): Add location argument to
16563 create_artificial_label call.
16565 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16567 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16568 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16569 * Makefile.in: Fix GGC dependency for gcse.o.
16571 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16573 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16574 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16575 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16577 * c-parser.c (c_parser_binary_expression): Use current column while
16578 building binary operations.
16579 * common.opt (fshow-column): Enable by default.
16580 * tree-vrp.c (check_array_ref): Use warning_at.
16581 (check_array_bounds): Use location from call back if expr has no
16583 * tree.h: Add location argument to maybe_fold_*.
16584 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16585 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16586 (maybe_fold_offset_to_component_ref): Same.
16587 (maybe_fold_offset_to_reference): Same.
16588 (maybe_fold_offset_to_address): Same.
16589 (maybe_fold_stmt_indirect): Same.
16590 (maybe_fold_stmt_addition): Same.
16591 (fold_stmt_r): Pass location to maybe_fold_*.
16592 (fold_gimple_assign): Same.
16593 * c-tree.h: Add location argument to finish_decl,
16594 default_function_array_conversion, store_init_value.
16595 * c-decl.c (define_label): Use error_at.
16596 (c_make_fname_decl): Pass location to finish_decl.
16597 (finish_decl): New location argument.
16598 (build_compound_literal): Pass location to store_init_value.
16599 (grokdeclarator): Pass location to finish_decl.
16601 * c-typeck.c (array_to_pointer_conversion): New location argument.
16602 (function_to_pointer_conversion): Same.
16603 (default_function_array_conversion): Same.
16604 (parser_build_unary_op): Pass location to overflow_warning.
16605 (parser_build_binary_op): Same. Use warning_at.
16606 (build_unary_op): Pass location to array_to_pointer_conversion.
16607 (build_c_cast): Pass location to digest_init.
16608 (build_modify_expr): New location argument.
16609 (convert_for_assignment): Same.
16610 (store_init_value): Same.
16611 (digest_init): Same.
16612 (output_init_element): Pass location to digest_init and
16613 array_to_pointer_conversion.
16614 (c_finish_return): Pass location to convert_for_assignment.
16615 * gimplify.c (gimplify_conversion): Pass location to
16616 maybe_fold_offset_to_address.
16617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16618 to maybe_fold_stmt_addition.
16619 * c-omp.c (c_finish_omp_atomic): Pass new location to
16621 (c_finish_omp_for): Same.
16622 * c-common.c (overflow_warning): New argument.
16623 * c-common.h: New argument to build_modify_expr, overflow_warning.
16624 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16626 (c_parser_initializer): Pass location to
16627 default_function_array_conversion.
16628 (c_parser_initelt): Same.
16629 (c_parser_initval): Same.
16630 (c_parser_asm_operands): Same.
16631 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16632 (c_parser_conditional_expression): Same.
16633 (c_parser_binary_expression): Add location info to stack. Use it.
16634 (c_parser_unary_expression): Pass location to
16635 default_function_array_conversion, parser_build_unary_op,
16636 build_indirect_ref, c_parser_postfix_expression_after_primary.
16637 (c_parser_postfix_expression_after_primary): New location argument.
16639 (c_parser_expression_conv): Pass location to
16640 default_function_array_conversion.
16641 (c_parser_expr_list): Same.
16642 (c_parser_omp_atomic): Same.
16643 (c_parser_omp_for_loop): Same.
16644 * c-tree.h (struct c_declarator): Add comment to id_loc.
16645 (build_array_declarator): New argument.
16646 * c-decl.c (build_array_declarator): Add location argument.
16647 (grokdeclarator): Set id_loc for cdk_array.
16648 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16649 build_array_declarator.
16650 * tree.c (build_omp_clause): Add location argument.
16651 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16652 (OMP_CLAUSE_LOCATION): New macro.
16653 (struct tree_omp_clause): Add location field.
16654 (build_omp_clause): Add argument.
16655 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16657 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16658 (cp_parser_omp_clause_collapse): Same.
16659 (cp_parser_omp_clause_default): Same.
16660 (cp_parser_omp_clause_if): Same.
16661 (cp_parser_omp_clause_nowait): Same.
16662 (cp_parser_omp_clause_num_threads): Same.
16663 (cp_parser_omp_clause_ordered): Same.
16664 (cp_parser_omp_clause_schedule): Same.
16665 (cp_parser_omp_clause_untied): Same.
16666 (cp_parser_omp_for_loop): Same.
16667 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16668 * c-tree.h (c_start_case): Add location argument.
16669 (c_process_expr_stmt): Same.
16670 (c_finish_goto_*): Same.
16671 * tree-parloops.c (initialize_reductions): Pass location to
16673 (create_parallel_loop): Same.
16674 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16675 (gfc_trans_omp_reduction_list): Same.
16676 (gfc_trans_omp_clauses): Same.
16677 (gfc_trans_omp_do): Same.
16678 * c-typeck.c (c_finish_goto_label): Same.
16679 (c_finish_goto_ptr): New location argument.
16680 (c_start_case): Same.
16681 (emit_side_effect_warnings): Same.
16682 (c_process_expr_stmt): Same.
16683 (c_finish_stmt_expr): Same.
16684 (c_finish_omp_clauses): Use error_at instead of error.
16685 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16687 * c-omp.c (c_split_parallel_clauses): New location argument.
16688 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16689 to build_omp_clause.
16690 (convert_local_reference_stmt): Same.
16691 (convert_gimple_call): Same.
16692 * c-common.h (c_split_parallel_clauses): New argument.
16693 * c-parser.c (c_parser_statement_after_labels): Pass location to
16694 c_finish_goto_label.
16695 (c_parser_switch_statement): Pass location to c_start_case.
16696 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16697 and c_process_expr_stmt.
16698 (c_parser_omp_variable_list): Add location argument.
16699 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16700 (c_parser_omp_clause_default): Same.
16701 (c_parser_omp_clause_if): Same.
16702 (c_parser_omp_clause_num_threads): Same.
16703 (-c_parser_omp_clause_ordered): Same.
16704 (c_parser_omp_clause_reduction): Pass location to
16705 c_parser_omp_variable_list.
16706 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16707 (c_parser_omp_clause_untied): Same.
16708 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16709 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16711 * c-tree.h (check_for_loop_decls, undeclared_variable,
16712 build_component_ref, build_array_ref, build_external_ref,
16713 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16714 build_conditional_expr, build_compound_expr, c_cast_expr,
16715 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16716 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16718 * c-semantics.c (build_stmt): Same.
16719 (build_case_label): Same.
16720 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16721 (undeclared_variable): New argument.
16722 (make_label): Same.
16723 (lookup_label): Pass location on down.
16724 (define_label): Same.
16725 (finish_decl): Same.
16726 (build_compound_literal): Same.
16727 (finish_struct): Same.
16728 (finish_function): Do not set location here.
16729 (check_for_loop_decls): New argument.
16730 * tree.c (save_expr): Set location.
16731 (build_empty_stmt): New argument.
16732 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16733 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16734 * builtins.c (gimplify_va_arg_expr): Use locations.
16735 (expand_builtin_sync_operation): Same.
16736 * c-typeck.c (build_component_ref): New argument.
16737 (build_array_ref): Same.
16738 (build_external_ref): Same.
16739 (c_expr_sizeof_expr): Same.
16740 (c_expr_sizeof_type): Same.
16741 (parser_build_unary_op): Same.
16742 (build_conditional_expr): Same.
16743 (build_compound_expr): Pass location on down.
16744 (build_compound_expr): New argument.
16745 (build_c_cast): Same.
16746 (c_cast_expr): Same.
16747 (build_asm_expr): Same.
16748 (c_finish_return): Same.
16749 (c_process_expr_stmt): Pass location on down.
16750 (c_finish_stmt_expr): New argument.
16751 (push_clenaup): Same.
16752 (c_finish_omp_parallel): Same.
16753 (c_finish_omp_task): Same.
16754 * gimplify.c (gimplify_call_expr): Pass location on down.
16755 * c-omp.c (c_finish_omp_master): New argument.
16756 (c_finish_omp_critical): Same.
16757 (c_finish_omp_ordered): Same.
16758 (c_finish_omp_barrier): Same.
16759 (-c_finish_omp_taskwait): Same.
16760 (c_finish_omp_atomic): Same.
16761 (c_finish_omp_flush): Same.
16762 * tree-inline.c (copy_tree_body_r): Pass location on down.
16763 (inline_forbidden_p): Remove use of input_location.
16764 * c-gimplify.c (c_build_bind_expr): New argument.
16765 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16766 (c_sizeof_or_alignof_type): New argument.
16767 (c_alignof_expr): Same.
16768 (build_va_arg): Same.
16769 (c_add_case_label): Same.
16770 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16771 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16772 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16773 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16774 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16775 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16777 * stub-objc.c (objc_build_selector_expr): Same.
16778 (objc_build_throw_stmt): Same.
16779 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16780 (c_parser_initelt): Same.
16781 (c_parser_compound_statement): Same.
16782 (c_parser_compound_statement_nostart): Same.
16783 (c_parser_label): Same.
16784 (c_parser_statement_after_labels): Same.
16785 (c_parser_if_body): Same.
16786 (c_parser_else_body): Same.
16787 (c_parser_if_statement): Same.
16788 (c_parser_switch_statement): Same.
16789 (c_parser_while_statement): Same.
16790 (c_parser_do_statement): Same.
16791 (c_parser_for_statement): Same.
16792 (c_parser_asm_statement): Same.
16793 (c_parser_conditional_expression): Same.
16794 (c_parser_binary_expression): Same.
16795 (c_parser_cast_expression): Same.
16796 (c_parser_unary_expression): Same.
16797 (c_parser_sizeof_expression): Same.
16798 (c_parser_alignof_expression): Same.
16799 (c_parser_postfix_expression): Same.
16800 (c_parser_expression): Same.
16801 (c_parser_objc_receiver): Same.
16802 (c_parser_omp_variable_list): Same.
16803 (c_parser_omp_structured_block): Same.
16804 (c_parser_omp_atomic): New argument.
16805 (c_parser_omp_barrier): Same.
16806 (c_parser_omp_critical): Same.
16807 (c_parser_omp_flush): Pass location on down.
16808 (c_parser_omp_for_loop): New argument.
16809 (c_parser_omp_for): Same.
16810 (c_parser_omp_master): Same.
16811 (c_parser_omp_ordered): Same.
16812 (c_parser_omp_sections_scope): Same.
16813 (c_parser_omp_sections): Same.
16814 (c_parser_omp_parallel): Same.
16815 (c_parser_omp_single): Same.
16816 (c_parser_omp_task): Same.
16817 (c_parser_omp_taskwait): Pass location on down.
16818 (c_parser_omp_construct): Same.
16819 (c_parser_omp_threadprivate): Same.
16820 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16821 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16822 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16823 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16824 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16825 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16826 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16827 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16828 config/i386/i386.c, stmt.c:
16829 Add location argument to the following function definitions and/or
16830 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16831 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16832 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16833 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16834 do_case, c_finish_bc_stmt, build_compound_literal,
16835 build_function_call.
16836 * c-decl.c (build_compound_literal): Add location argument.
16837 Make all diagnostic calls use location.
16838 (start_struct): Same.
16839 (finish_struct): Same.
16840 (start_enum): Same.
16841 (build_enumerator): Same.
16842 (start_function): Same.
16843 (grokdeclarator): Make all diagnostic calls use location.
16844 (store_parm_decls_oldstyle): Same.
16845 * c-typeck.c (build_function_call): Add location argument.
16846 Make all diagnostic calls use location.
16848 (c_finish_bc_stmt): Same.
16849 * tree-nested.c (get_trampoline_type): Add argument.
16850 Pass location to build_decl.
16851 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16852 * rtl.h (RTL_LOCATION): New.
16853 * c-common.c (c_add_case_label): Add location argument.
16854 Make all diagnostic calls use location.
16855 * c-common.h: Add location argument to make_fname_decl, do_case,
16856 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16857 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16858 Set it appropriately for every case. Pass enum_loc to start_enum
16859 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16861 (c_parser_struct_or_union_specifier): Save location. Use it for
16862 start_struct, finish_struct, and parser_xref_tag.
16864 2009-06-12 Ian Lance Taylor <iant@google.com>
16866 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16868 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16869 cpp_opts->warn_cxx_operator_names.
16871 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16874 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16875 is returns NULL and OP is a VCE, look through the VCE.
16877 2009-06-12 Ian Lance Taylor <iant@google.com>
16880 * collect2.c (main): Use CONST_CAST2 in code inside #if
16881 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16883 2009-06-12 Joey Ye <joey.ye@intel.com>
16885 PR middle-end/39146
16886 * cfgexpand.c (get_decl_align_unit): Update
16887 max_used_stack_slot_alignment with align instead of
16888 stack_alignment_needed.
16890 * function.c (assign_stack_local_1): Update
16891 max_used_stack_slot_alignment with alignment_in_bits instead
16892 of stack_alignment_needed.
16893 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16896 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16898 * dwarf2out.c (last_var_location_insn): New variable.
16899 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16900 (dwarf2out_var_location): Don't record anything after last real
16901 insn. Only change labels if there were any real instructions
16902 in between last note and this one, or if changed sections.
16904 2009-06-11 Richard Henderson <rth@redhat.com>
16906 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16907 note when storing the frame pointer in a register.
16908 (FRP): Don't redefine to nothing for epilogue.
16909 (alpha_expand_epilogue): Mark register and sp restores.
16910 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16912 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16913 when gen_lowpart is needed.
16915 2009-06-11 Richard Henderson <rth@redhat.com>
16917 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16919 * dwarf2out.c (need_data_align_sf_opcode): New.
16920 (div_data_align): Move earlier.
16921 (def_cfa_1, reg_save): Use it.
16923 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16925 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16926 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16927 (ix86_handle_option): Handle OPT_mcrc32.
16928 (ix86_target_string): Add -mcrc32.
16929 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16931 * config/i386/i386.h (TARGET_CRC32): New.
16933 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16934 (sse4_2_crc32di): Likewise.
16936 * config/i386/i386.opt (mcrc32): New.
16938 * doc/invoke.texi: Document -mcrc32.
16940 2009-06-11 Richard Henderson <rth@redhat.com>
16942 * common.opt (gdwarf-): Accept a version number.
16943 * doc/invoke.texi (gdwarf-): Update docs.
16944 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16945 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16946 version level, and record it.
16948 * dwarf2.h (DW_CIE_VERSION): Remove.
16949 * dwarf2out.c (DWARF_VERSION): Remove.
16950 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16951 (output_call_frame_info): Use CIE version 3 for dwarf3,
16952 or if the return register column is out of range for version 1.
16953 (dwarf_stack_op_name): Add all dwarf3 values.
16954 (DEBUG_PUBTYPES_SECTION): New.
16955 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16956 encoding change for dwarf3.
16957 (output_die) [dw_val_class_die_ref]: Likewise.
16958 (output_compilation_unit_header): Emit correct version for dwarf3.
16959 (output_line_info): Likewise.
16960 (output_pubnames): Update for DWARF_VERSION removal.
16961 (output_aranges): Likewise.
16962 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16963 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16964 (dwarf2out_finish): Likewise.
16966 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16968 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16971 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16974 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16975 * builtins.c (expand_builtin_unreachable): New function.
16976 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16977 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16978 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16980 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16981 searching for missing barriers.
16983 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16985 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16986 when -fprofile-generate* was passed.
16987 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16989 2009-06-11 Anthony Green <green@moxielogic.com>
16991 * config/moxie/moxie.md: Define length attribute for all instructions.
16993 (*b<cond:code>): Support limited branch ranges for new PC-relative
16994 branch instructions.
16995 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16997 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16999 * config/i386/i386.c (min_insn_size): Use get_attr_length
17000 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17001 For __asm return 0.
17003 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17004 instead of emit_insn_before.
17006 2009-06-10 Ian Lance Taylor <iant@google.com>
17009 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17012 2009-06-10 Revital Eres <eres@il.ibm.com>
17014 * passes.c (init_optimization_passes): Reschedule
17015 predictive-commoning pass before complete unroll pass.
17017 2009-06-10 Martin Jambor <mjambor@suse.cz>
17019 * cgraph.c (cgraph_node_can_be_local_p): New function.
17020 (cgraph_make_node_local): New function.
17021 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17022 (cgraph_make_node_local): Declare.
17024 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17026 * tree.h (tree_base): Add packed_flag and user_align fields.
17027 Decrease size of spare field.
17028 (TYPE_USER_ALIGN): Use user_align from tree_base.
17029 (DECL_USER_ALIGN): Likewise.
17030 (TYPE_PACKED): Use packed_flag from tree_base.
17031 (DECL_PACKED): Likewise.
17032 (tree_type): Delete packed_flag and user_align fields. Widen
17033 precision field. Widen mode field and shuffle fields to align
17034 mode on an 8-bit boundary.
17035 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17036 Renumber decl_flag_* fields. Fix comments. Widen
17037 decl_common_unused field.
17038 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17039 (DECL_EXTERNAL): Likewise.
17040 (DECL_BIT_FIELD): Likewise.
17041 (DECL_NONADDRESSABLE_P): Likewise.
17042 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17043 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17045 2009-06-10 Ian Lance Taylor <iant@google.com>
17047 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17048 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17049 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17050 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17051 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17052 DEF_VEC_ALLOC_FUNC_P.
17053 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17054 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17055 DEF_VEC_ALLOC_FUNC_O.
17056 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17057 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17058 DEF_VEC_ALLOC_FUNC_I.
17059 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17060 (vec_stack_p_reserve_exact_1): Declare.
17061 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17062 (vec_stack_free): Declare.
17063 (VEC_stack_alloc): Define.
17064 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17065 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17066 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17067 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17069 (stack_vecs): New static variable.
17070 (vec_stack_p_reserve_exact_1): New function.
17071 (vec_stack_o_reserve_1): New static function.
17072 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17073 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17074 (vec_stack_free): New function.
17075 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17076 (VEC_df_ref_stack_alloc): Define.
17077 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17078 DEF_VEC_ALLOC_P_STACK.
17079 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17080 (struct df_collection_rec): Change _vec fields to VEC. Remove
17082 (df_free_collection_rec): Adjust for new fields.
17083 (df_insn_rescan): Use new df_collection_rec fields.
17084 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17085 (df_ref_create_structure, df_ref_record): Likewise.
17086 (df_get_conditional_uses, df_get_call_refs): Likewise.
17087 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17088 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17089 (df_record_exit_block_uses, df_bb_verify): Likewise.
17090 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
17091 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
17092 Remove count parameter. Change return type to void. Change all
17094 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
17095 Remove count parameter. Change return type to void. Change all
17097 (df_install_refs): Change old_vec parameter to VEC. Remove count
17098 parameter. Change all callers.
17099 (df_install_mws): Change old_vec parameter to VEC. Remove count
17100 parameter. Change all callers.
17101 (df_refs_verify): Change new_rec parameter to VEC. Change call
17103 (df_mws_verify): Likewise.
17105 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
17107 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
17109 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
17111 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
17113 2009-06-10 Anthony Green <green@moxielogic.com>
17115 * config/moxie/crti.asm: New file.
17116 * config/moxie/crtn.asm: New file.
17117 * config/moxie/moxie.c: New file.
17118 * config/moxie/moxie.h: New file.
17119 * config/moxie/sfp-machine.h: New file.
17120 * config/moxie/moxie-protos.h: New file.
17121 * config/moxie/t-moxie: Created.
17122 * config/moxie/t-moxie-softfp: Created.
17123 * config/moxie/moxie.md: Created.
17124 * config/moxie/constraints.md: Created.
17125 * config.gcc: Add moxie support.
17126 * doc/md.texi (Machine Constraints): Add moxie constraints.
17127 * doc/contrib.texi (Contributors): Mention moxie port.
17128 * doc/install.texi (Specific): Mention the moxie port.
17130 2009-06-09 Ian Lance Taylor <iant@google.com>
17132 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17133 compiling with C++.
17134 * optabs.c (optab_table): Only use designated initializers if
17135 HAVE_DESIGNATED_INITIALIZERS is defined.
17136 (convert_optab_table): Likewise.
17137 (init_optabs): Always call init_insn_codes if
17138 HAVE_DESIGNATED_INITIALIZERS is not defined.
17140 2009-06-09 Ian Lance Taylor <iant@google.com>
17142 * targhooks.c (default_builtin_vectorized_function): Change fn
17143 parameter to unsigned int.
17144 (default_builtin_vectorized_conversion): Change code parameter to
17146 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17147 * targhooks.h: Update declarations.
17148 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17149 parameter to unsigned int.
17151 * c-typeck.c (comptypes_check_enum_int): New static function.
17152 (comptypes_internal): Add enum_and_int_p parameter. Change all
17154 (comp_target_types): Add location parameter. Change all callers.
17155 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17156 Change all callers.
17157 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17158 (build_conditional_expr): Add colon_loc parameter. Change all
17160 (convert_for_assignment): Add location parameter. Change all callers.
17161 * c-parser.c (c_parser_conditional_expression): Pass location of
17162 colon to build_conditional_expr.
17163 * c-tree.h (build_conditional_expr): Update declaration.
17165 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17167 * graphite.c: Revert previous patch.
17169 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17172 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17174 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17176 * tree-ssa-loop-prefetch.c
17177 (loop_prefetch_arrays): Fixed a portability problem in printf format
17180 2009-06-09 Martin Jambor <mjambor@suse.cz>
17182 PR tree-optimization/40351
17183 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17184 refrence to a potential artifical subaccess can be constructed.
17186 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17188 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17189 (sh_override_options): Likewise.
17190 * config/sh/sh.c: Include params.h.
17191 (sh_optimization_options): New.
17192 (sh_override_options): Likewise.
17193 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17194 (OVERRIDE_OPTIONS): Use sh_override_options.
17196 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17198 * dwarf2out.c (emit_cfa_remember): New variable.
17199 (add_fde_cfi): If emit_cfa_remember, recurse to add
17200 DW_CFA_remember_state first.
17201 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17202 instead just set emit_cfa_remember.
17204 2009-06-08 Jan Hubicka <jh@suse.cz>
17207 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17209 2009-06-08 Jan Hubicka <jh@suse.cz>
17211 PR middle-end/39834
17212 * cgraphunit.c (save_inline_function_body): Do not copy transform
17213 hooks for saved inline bodies.
17214 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17215 for given function.
17217 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17219 * jump.c (returnjump_p): Handle delayed branches. Add missing
17222 2009-06-08 Jan Hubicka <jh@suse.cz>
17224 PR middle-end/40102
17225 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17226 original node might've been modified.
17227 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17229 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17231 * tree-object-size.c (addr_object_size): Add OSI argument.
17232 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17233 (compute_builtin_object_size, expr_object_size): Adjust callers.
17234 (plus_stmt_object_size): Call addr_object_size instead of
17235 compute_builtin_object_size.
17237 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17238 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17240 * tree-ssa-loop-prefetch.c
17241 (gather_memory_references): Introduced a counter for the number of
17243 (anything_to_prefetch_p): Introduced a counter for the number of
17245 (is_loop_prefetching_profitable): New function with a cost model
17247 (loop_prefetch_arrays): Use the new cost model to determine if
17248 prefetching is profitable.
17249 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17250 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17251 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17252 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17253 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17254 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17256 2009-06-08 Michael Matz <matz@suse.de>
17259 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17260 partitions use the same.
17261 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17262 for basevars of SSA_NAMEs.
17263 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17264 to not expand them twice.
17265 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17268 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17270 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17271 (fdump-final-insns=, gtoggle): New.
17272 * doc/invoke.texi: Document them.
17273 * final.c (rest_of_clean_state): Dump final insn stream.
17274 * gcc.c (invoke_as): Hook in -fcompare-debug.
17275 (static_spec_functions): Add compare-debug-dump-opt,
17276 compare-debug-self-opt and compare-debug-auxbase-opt.
17277 (compare_debug, compare_debug_second, compare_debug_opt): New.
17278 (switches_debug_check, n_switches_debug_check): New.
17279 (debug_auxbase_opt, debug_check_temp_file): New.
17280 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17282 (do_self_spec): Handle arguments after switches.
17283 (do_spec_1): Add .gk extension to temp file basenames for compare.
17284 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17285 (cc1_options): Use it instead of normal auxbase computation for
17286 the second compare-debug compilation.
17287 (compare_files): New.
17288 (main): Set up and implement compare debug mode.
17289 (compare_debug_dump_opt_spec_function): New.
17290 (compare_debug_self_opt_spec_function): New.
17291 (compare_debug_auxbase_opt_spec_function): New.
17292 * toplev.c (process_options): Handle flag_gtoggle,
17293 flag_dump_final_insns.
17294 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17295 during -fcompare-debug-second compilation.
17297 2009-06-07 Ian Lance Taylor <iant@google.com>
17299 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17300 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17302 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17303 with no default node. Change warning with %H to warning_at.
17304 Don't clear warn_switch around case checking.
17305 * doc/invoke.texi (Warning Options): Clarify distinction between
17306 -Wswitch and -Wswitch-enum.
17308 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17310 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17312 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17314 * gbl-ctors.h: Add header guard.
17316 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17318 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17319 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17320 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17321 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17322 prototypes for removed functions.
17323 (expressions_equal_p): Move to ...
17324 * tree-ssa-sccvn.h: ... here and ...
17325 * matrix-reorg.c: ... adjust includes.
17327 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17329 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17331 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17333 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17334 (finish_function): Remove erroneous whitespace.
17336 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17338 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17339 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17341 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17343 * errors.c (internal_error): Commentary typo fix.
17344 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17345 * tree-ssa-pre.c: Ditto.
17347 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17349 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17350 them is supposed to hold actual statements.
17352 2009-06-06 Ian Lance Taylor <iant@google.com>
17354 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17355 empty statements can now have attributes.
17357 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17359 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17360 * config/mips/mips.md: Ditto.
17362 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17364 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17366 (__eabi_uconvert): Likewise.
17368 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17370 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17371 CFI_* definitions with IN_GCC.
17373 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17375 * xcoffout.h (xcoffout_source_line): Update prototype.
17377 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17379 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17380 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17382 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17384 PR middle-end/40340
17385 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17386 inlined_function_outer_scope_p blocks for artificial inlines
17388 * tree.c (tree_nonartificial_location): Rewrite using
17389 block_nonartificial_location.
17391 2009-06-05 Revital Eres <eres@il.ibm.com>
17392 Leehod Baruch <leehod@il.ibm.com>
17394 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17395 (expand_expr_real_1): Remove comment.
17396 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17397 Vectorize misaligned access when the target supports it.
17398 (vect_supportable_dr_alignment): Check for unaligned access support.
17399 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17402 2009-06-05 Julian Brown <julian@codesourcery.com>
17404 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17405 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17407 2009-06-05 Richard Guenther <rguenther@suse.de>
17410 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17411 as possibly unused.
17413 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17415 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17416 (save_gprs): Don't tell unwinder when a global register is saved.
17417 (s390_emit_epilogue): Emit needed epilogue unwind info.
17419 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17421 * dwarf2out.c (deferred_asm_name): New.
17422 (add_name_and_src_coords_attributes): Defer creation of
17423 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17425 (move_linkage_attr): New.
17426 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17429 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17431 * tree-nested.c (finalize_nesting_tree_1): Declare the
17432 frame_decl in the binding tree.
17434 2009-06-04 Cary Coutant <ccoutant@google.com>
17436 * basic-block.h (struct basic_block_def): Add discriminator field.
17437 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17439 * debug.c (do_nothing_debug_hooks): Add additional entry.
17440 (debug_nothing_int_charstar_int): New function.
17441 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17442 (debug_nothing_int_charstar_int): New declaration.
17443 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17444 discriminator value in .loc directive.
17445 * final.c (last_discriminator): New variable.
17446 (discriminator): New variable.
17447 (final_start_function): Initialize above variables, pass current
17448 discriminator to debug hook.
17449 (notice_source_line): Check for discriminator change.
17450 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17451 * sdbout.c (sdbout_source_line): New parameter.
17452 * tree-cfg.c (struct locus_discrim_map): New structure type.
17453 (discriminator_per_locus): New hash table.
17454 (build_gimple_cfg): Allocate and free discriminator hash table.
17455 (make_edges): Call assign_discriminator.
17456 (locus_map_hash): New function.
17457 (locus_map_eq): New function.
17458 (next_discriminator_for_locus): New function.
17459 (same_line_p): New function.
17460 (assign_discriminator): New function.
17461 (make_cond_expr_edges): Call assign_discriminator.
17462 (make_gimple_switch_edges): Likewise.
17463 (first_non_label_stmt): New function.
17464 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17466 * xcoffout.c (xcoffout_source_line): Add new parameter.
17468 * configure.ac (gcc_cv_as_discriminator): New configury check for
17469 gas support for discriminator.
17470 * configure: Regenerate.
17471 * config.in: Regenerate.
17473 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17475 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17476 val after checking for integers.
17478 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17480 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17482 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17483 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17484 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17485 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17486 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17487 X64_SSE_REGPARM_MAX.
17488 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17489 X64_SSE_REGPARM_MAX.
17491 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17493 * gcc.c (report_times_to_file): New.
17494 (execute): Implement it.
17495 (process_command): Support -time=.
17496 * doc/invoke.texi: Document it.
17498 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17500 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17501 that have value exprs.
17503 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17505 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17506 declarations for constants until...
17507 (dw2_output_indirect_constant_1): ... this point.
17509 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17512 * arm.md (arm_addsi3): Don't try to split an add with an
17513 eliminable register until after reload has completed.
17515 2009-06-03 Ian Lance Taylor <iant@google.com>
17517 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17518 * genattrtab.c (write_length_unit_log): Likewise.
17519 * genchecksum.c (dosum): Likewise.
17520 * gengtype.c (write_rtx_next): Likewise.
17521 (finish_root_table, write_roots): Likewise.
17522 * gimple.c (gimple_ops_offset_): Likewise.
17523 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17524 * config/arc/arc.c (arc_attribute_table): Likewise.
17525 * config/arm/arm.c (arm_attribute_table): Likewise.
17526 * config/avr/avr.c (avr_attribute_table): Likewise.
17527 * config/crx/crx.c (crx_attribute_table): Likewise.
17528 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17529 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17530 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17531 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17532 * config/sh/sh.c (sh_attribute_table): Likewise.
17533 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17534 * config/spu/spu.c (spu_attribute_table): Likewise.
17535 * config/v850/v850.c (v850_attribute_table): Likewise.
17537 * config/alpha/alpha.c (vms_attribute_table): Make static.
17538 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17539 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17540 * config/mips/mips.c (mips_attribute_table): Likewise.
17542 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17544 (cc1-checksum.o): Likewise.
17546 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17548 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17550 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17552 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17553 insn if it is changing sp. Use gen_add3_insn instead of
17554 conditionally gen_addsi3 and gen_adddi3.
17555 (offset_below_red_zone_p): New static inline function.
17556 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17557 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17558 * config/rs6000/ppc-asm.h: Include auto-host.h.
17559 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17560 CFI_RESTORE): Define.
17561 * config/rs6000/crtresxgpr.asm: Add unwind info.
17562 * config/rs6000/crtresxfpr.asm: Likewise.
17563 * config/rs6000/crtresgpr.asm: Likewise.
17564 * config/rs6000/crtresfpr.asm: Likewise.
17565 * config/rs6000/crtsavgpr.asm: Likewise.
17566 * config/rs6000/crtsavfpr.asm: Likewise.
17568 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17569 argument of DWARF2_FRAME_REG_OUT macros.
17571 2009-06-03 Julian Brown <julian@codesourcery.com>
17573 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17574 words or less (including TImode) in core registers.
17576 2009-06-03 Richard Guenther <rguenther@suse.de>
17578 PR middle-end/40328
17579 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17581 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17583 * statistics.c (statistics_counter_event): Do not record event
17584 in pass dump if its number == -1.
17585 (curr_statistics_hash): Add assert that we never get passes
17586 with static number == -1.
17588 2009-06-03 Richard Guenther <rguenther@suse.de>
17589 Andrey Belevantsev <abel@ispras.ru>
17591 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17592 non-BLKmode arrays addressable.
17594 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17596 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17597 * config/m68k/m68k.h: ... here.
17599 2009-06-03 Martin Jambor <mjambor@suse.cz>
17601 PR tree-optimization/40323
17602 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17605 2009-06-03 Richard Guenther <rguenther@suse.de>
17607 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17610 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17612 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17613 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17614 JUMP_TABLE_DATA_P where applicable.
17615 * config/sh/sh.c: Ditto.
17616 * config/sh/sh.h: Ditto.
17617 * config/sh/sh.md: Ditto.
17618 * config/sh/symbian.c: Ditto.
17620 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17622 * config/i386/driver-i386.c (describe_cache): Optimize
17623 concatenation of strings. Use snprintf instead of sprintf.
17624 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17625 target when not compiling with GCC.
17627 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17629 * config/sh/sh.c: Revert last change.
17630 (sh_expand_epilogue): Emit a blockage insn before the frame
17631 pointer adjustment unconditionally.
17633 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17635 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17636 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17637 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17638 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17639 to COLLECT_GCC_OPTIONS.
17641 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17643 * collect2.c (target_system_root): New variable.
17644 (main): Handle --sysroot=.
17645 (ignore_library): Strip the sysroot from the library path.
17647 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17649 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17650 (collect2.o): Depend on collect2-aix.h.
17651 (collect2-aix.o): New rule.
17652 * collect2-aix.h: New file.
17653 * collect2-aix.c: Likewise.
17654 * collect2.c: Include collect2-aix.h. Don't undefine
17655 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17656 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17657 Use TARGET_AIX_VERSION instead of _AIX51.
17658 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17659 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17660 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17661 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17662 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17664 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17666 * collect2.c (ignore_library): Avoid premature post-increment
17667 and null deference.
17669 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17671 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17672 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17673 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17674 CROSS_DIRECTORY_STRUCTURE too.
17675 (LINK_LIBG_SPEC): Likewise.
17676 (LIB_SPEC): Add %R to sysroot paths.
17677 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17678 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17679 * config/rs6000/aix51.h: As for aix43.h.
17680 * config/rs6000/aix52.h: Likewise.
17681 * config/rs6000/aix53.h: Likewise.
17682 * config/rs6000/aix61.h: Likewise.
17683 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17684 to the beginning of sysroot paths.
17686 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17688 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17689 INSN_LISTs that are out of the REG_NOTE range.
17691 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17693 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17694 (struct var_to_expand): Likewise.
17695 (struct opt_info): Add head and tail for linked lists of the above.
17696 (analyze_insn_to_expand_var): Initialize next.
17697 (analyze_iv_to_split_insn): Likewise.
17698 (analyze_insns_in_loop): Create linked lists.
17699 (allocate_basic_variable): Simplify for use without hash table.
17700 (insert_var_expansion_initialization): Likewise, make it type-safer.
17701 (combine_var_copies_in_loop_exit): Likewise.
17702 (apply_opt_in_copies): Walk lists rather than hash tables.
17703 (release_var_copies): Simplified and inlined by hand into...
17704 (free_opt_info): ... this function.
17706 2009-06-02 Richard Guenther <rguenther@suse.de>
17708 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17711 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17713 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17714 only for builtins that are not overridden.
17716 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17718 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17721 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17723 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17725 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17727 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17729 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17731 * common.opt (fdump-unnumbered-links): New.
17732 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17733 * print-rtl.c (flag_dump_unnumbered_links): New.
17734 (print_rtx): Test it.
17736 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17738 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17739 push/pop multiple to 8-byte alignment.
17741 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17743 * config/i386/i386.c (queued_cfa_restores): New static variable.
17744 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17746 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17747 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17748 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17749 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17750 note unconditionally.
17751 (ix86_emit_restore_regs_using_mov): Likewise.
17752 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17753 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17754 it through to ix86_emit_restore_reg_using_pop.
17755 (ix86_emit_leave): Add RED_OFFSET argument. Call
17756 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17757 instead of adding REG_CFA_OFFSET note unconditionally.
17758 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17759 the above functions. Call ix86_add_queued_cfa_restore_notes when
17762 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17763 force output of the label even for dwarf2out_do_cfi_asm.
17764 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17765 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17766 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17768 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17769 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17770 dwarf2out_cfi_label callers.
17771 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17772 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17773 Adjust dwarf2out_cfi_label callers.
17774 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17776 * config/i386/i386.h (struct machine_cfa_state,
17777 struct machine_function): Guard with ifndef USED_FOR_TARGET
17778 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17781 * emutls.c (__emutls_get_address): Change arr->size to mean number
17782 of allocated arr->data entries instead of # of slots + 1.
17784 PR middle-end/40316
17785 * recog.c (peep2_reinit_state): New function.
17786 (peephole2_init_state): Use it at the end of a basic block and also
17787 when seeing a RTX_FRAME_RELATED_P insn.
17789 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17791 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17792 fixuns_truncrfdi2): New.
17793 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17794 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17795 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17796 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17797 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17798 *recip_approx): Remove.
17799 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17800 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17801 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17803 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17806 2009-06-01 Ian Lance Taylor <iant@google.com>
17808 * attribs.c (register_attribute): Use CONST_CAST.
17809 * collect2.c (main): Use CONST_CAST2.
17810 (scan_prog_file): Likewise.
17811 * gcc.c (process_command, main): Likewise.
17812 * toplev.c (toplev_main): Likewise.
17814 * c-typeck.c (handle_warn_cast_qual): New static function,
17815 partially broken out of build_c_cast.
17816 (build_c_cast): Call handle_warn_cast_qual.
17817 * doc/invoke.texi (Warning Options): Document new effect of
17820 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17822 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17823 (diagnostic_report_current_module): Print columns.
17824 * common.opt (flag_show_column): Enable by default.
17826 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17828 * alias.c (find_base_term): Check for NULL term before returning.
17830 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17832 Revert due to PR40320:
17833 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17834 * calls.c (emit_library_call_value_1): Don't force_operand for move
17837 2009-06-01 Olivier Hainque <hainque@adacore.com>
17838 Eric Botcazou <ebotcazou@adacore.com>
17840 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17841 to be processed as a bitfield for constructor output purposes.
17842 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17844 * varasm.c (oc_local_state): New type, output_constructor
17845 local state to support communication with helpers.
17846 (oc_outer_state): New type, output_constructor outer state of
17847 relevance in recursive calls.
17848 (output_constructor_array_range): New output_constructor helper,
17849 extracted code for an array range element.
17850 (output_constructor_regular_field): New output_constructor helper,
17851 extracted code for an element that is not a bitfield.
17852 (output_constructor_bitfield): New output_constructor helper,
17853 extracted code for a bitfield element. Accept an OUTER state
17854 argument for recursive processing. Recurse on record or array
17855 CONSTRUCTOR values, possibly past noop conversions.
17856 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17857 VALUE is a valid constant-valued expression for use in a static
17858 bit-field initializer.
17859 (output_constructor): Rework to use helpers. Accept and honor an
17860 OUTER state argument for recursive calls. Return total size. Be
17861 prepared for nested constructors initializing bitfields.
17862 (output_constant): Feed OUTER in calls to output_constructor.
17864 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17866 * calls.c (emit_library_call_value_1): Don't force_operand for move
17869 2009-06-01 Nick Clifton <nickc@redhat.com>
17871 * doc/invoke.texi (IA-64 Options): Fix typo.
17873 2009-06-01 Ira Rosen <irar@il.ibm.com>
17875 PR tree-optimization/39129
17876 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17878 (vect_do_peeling_for_loop_bound): Use
17879 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17880 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17881 (vect_loop_versioning): Likewise.
17882 (vect_create_cond_for_alias_checks): Fix indentation.
17883 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17885 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17886 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17887 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17888 "control flow in loop".
17889 (vect_estimate_min_profitable_iters): Use
17890 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17891 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17892 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17893 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17894 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17895 statement belongs to a group of strided accesses with the exact code
17897 (vectorizable_load): Likewise.
17898 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17899 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17901 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17903 * config/freebsd-stdint.h: New file.
17904 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17905 Add freebsd-stdint.h to tm_file.
17907 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17909 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17910 (thumb2_extendhidi2): Likewise.
17912 2009-05-31 Ian Lance Taylor <iant@google.com>
17914 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17916 2009-05-31 Ian Lance Taylor <iant@google.com>
17918 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17919 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17920 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17922 2009-05-31 Jason Merrill <jason@redhat.com>
17924 * tree-pretty-print.c (print_call_name): Take the callee, not the
17925 call itself. Make non-static. Use dump_function_name for functions.
17926 (dump_generic_node): Adjust.
17927 * diagnostic.h: Declare print_call_name.
17928 * gimple-pretty-print.c (dump_gimple_call): Use it.
17930 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17932 * config/sh/sh.md (ashldi3_std): New define_expand.
17935 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17938 * config/sh/sh.c: Include debug.h.
17939 (sh_expand_epilogue): Emit a blockage insn before the frame
17940 pointer adjustment also when dwarf2out_do_frame returns true.
17942 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17944 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17945 (thumb2_extendqidi2): New pattern.
17947 2009-05-31 Ira Rosen <irar@il.ibm.com>
17949 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17950 mark phis for renaming.
17951 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17952 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17953 Call mark_sym_for_renaming.
17954 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17955 * tree-vect-loop.c (vect_transform_loop): Remove
17956 vect_memsyms_to_rename initialization and a call to
17957 mark_set_for_renaming.
17959 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17961 PR middle-end/40304
17962 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17963 frame related even if !set_cfa && style < 0.
17965 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17967 * config/i386/mingw-tls.c: New file.
17968 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17969 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17970 defining _WIN32 but not __CYGWIN__.
17972 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17974 * configure.ac: Add MPC support.
17976 * config.in, configure: Regenerate.
17978 2009-05-29 Richard Henderson <rth@redhat.com>
17980 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17981 NOTE_INSN_BASIC_BLOCK.
17982 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17983 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17984 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17986 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17988 (add_cfi): Disable check redefining cfa away from drap.
17989 (lookup_cfa_1): Add remember argument; handle remember/restore.
17990 (lookup_cfa): Pass remember argument.
17991 (cfa_remember): New.
17992 (compute_barrier_args_size_1): Remove sibcall check.
17993 (dwarf2out_frame_debug_def_cfa): New.
17994 (dwarf2out_frame_debug_adjust_cfa): New.
17995 (dwarf2out_frame_debug_cfa_offset): New.
17996 (dwarf2out_frame_debug_cfa_register): New.
17997 (dwarf2out_frame_debug_cfa_restore): New.
17998 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17999 (dwarf2out_begin_epilogue): New.
18000 (dwarf2out_frame_debug_restore_state): New.
18001 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18002 DW_CFA_restore_state.
18003 (output_cfi_directive): Likewise.
18004 (convert_cfa_to_fb_loc_list): Likewise.
18005 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18006 * dwarf2out.h: Update.
18007 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18008 (copy_insn_1): Early out for null.
18009 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18010 and dwarf2out_frame_debug_restore_state.
18011 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18012 (prologue_insn_hash, epilogue_insn_hash): New.
18013 (free_after_compilation): Adjust freeing accordingly.
18014 (record_insns): Create hash table if needed; push insns into
18015 hash instead of array.
18016 (maybe_copy_epilogue_insn): New.
18017 (contains): Search hash table instead of array.
18018 (sibcall_epilogue_contains): Remove.
18019 (thread_prologue_and_epilogue_insns): Split eh_return insns
18020 and mark them as epilogues.
18021 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18022 scanning in terms of basic blocks.
18023 * insn-notes.def (CFA_RESTORE_STATE): New.
18024 * jump.c (returnjump_p_1): Accept EH_RETURN.
18025 (eh_returnjump_p_1, eh_returnjump_p): New.
18026 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18027 CFA_REGISTER, CFA_RESTORE): New.
18028 * rtl.def (EH_RETURN): New.
18029 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18031 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18032 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18034 * config/i386/i386.c (gen_push): Update cfa state.
18035 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18036 add a CFA_ADJUST_CFA note.
18037 (ix86_dwarf_handle_frame_unspec): Remove.
18038 (ix86_expand_prologue): Update cfa state.
18039 (ix86_emit_restore_reg_using_pop): New.
18040 (ix86_emit_restore_regs_using_pop): New.
18041 (ix86_emit_leave): New.
18042 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18043 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18044 * config/i386/i386.h (struct machine_cfa_state): New.
18045 (ix86_cfa_state): New.
18046 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18047 (eh_return_internal): Merge from eh_return_<mode>,
18048 use eh_return rtx, split w/ epilogue.
18050 2009-05-29 Ian Lance Taylor <iant@google.com>
18052 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18054 * calls.c (emit_library_call_value_1): Likewise.
18056 * c-typeck.c (c_build_va_arg): New function.
18057 * c-tree.h (c_build_va_arg): Declare.
18058 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18059 instead of build_va_arg.
18061 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18063 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18064 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18065 (ptr_difference_cost): Use affine combinations to compute it.
18066 (difference_cost): Likewise.
18067 (get_computation_cost_at): Compute more accurate cost for addresses
18068 if the ratio is a multiplier allowed in addresses.
18069 For non-addresses, consider that an additional offset or symbol is
18072 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18074 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18075 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18077 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18078 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18079 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18081 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18082 to 1 for TYPE_SSE{IADD1,CVT1}.
18083 (prefix_vex_imm8): Removed.
18084 (length_vex): Only pass 1 as second argument to
18085 ix86_attr_length_vex_default if prefix_extra is 0.
18086 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18087 (length): For prefix vex computation use length_immediate
18088 attribute instead of prefix_vex_imm8.
18089 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18090 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
18091 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
18092 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
18093 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
18094 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
18095 a space in between the operands.
18096 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
18097 if one operand is 0xff and the other one si, di, bp or sp.
18098 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
18099 other one si, di, bp or sp.
18100 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
18101 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
18102 type and mode attributes.
18103 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
18104 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
18105 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
18106 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
18107 prefix_data16 attribute iff MODE_DF.
18108 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
18109 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
18110 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
18111 constm128_operand in length_immediate computation.
18112 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
18113 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
18114 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
18115 length_immediate attribute to 1.
18116 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
18117 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
18118 for certain alternatives.
18119 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
18120 prefix_data16 attribute if MODE_V1DF.
18121 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
18122 length_immediate to 1.
18123 (set_got_rex64, set_rip_rex64): Remove length attribute, set
18124 length_address to 4, set mode attribute to MODE_DI.
18125 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18126 (fxam<mode>2_i387): Set length attribute to 4.
18127 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18128 *prefetch_3dnow_rex): Override length_address attribute.
18129 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18131 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18132 (constm128_operand): Removed.
18133 * config/i386/i386.c (memory_address_length): For
18134 disp && !index && !base in 64-bit mode account for SIB byte if
18135 print_operand_address can't optimize disp32 into disp32(%rip)
18136 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18137 for fs: or gs: segment.
18138 (ix86_attr_length_immediate_default): When checking if shortform
18139 is possible, truncate immediate to the length of the non-shortened
18141 (ix86_attr_length_address_default): Ignore MEM_P operands
18143 (ix86_attr_length_vex_default): Only check for DImode on
18144 GENERAL_REG_P operands.
18145 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18146 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18147 (sse_cvttps2pi): Clear prefix_rep attribute.
18148 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18150 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18151 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18152 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18153 iff operand 2 is const_int_operand.
18154 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18155 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18156 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18158 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18160 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18161 prefix_data16 attribute for movlpd and movhpd instructions.
18162 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18163 length_immediate for shufpd instruction.
18164 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18165 (avx_cmpp<avxmodesuffixf2c><mode>3,
18166 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18167 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18168 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18169 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18170 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18171 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18172 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18173 prefix_data16 attribute for the first alternative to 1.
18174 (*avx_loadlps): Override length_immediate for the first alternative.
18175 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18176 attributes for second alternative.
18177 (*vec_concatv2sf_sse4_1): Override length_immediate and
18178 prefix_data16 attributes for second alternative.
18179 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18180 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18181 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18182 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18183 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18184 prefix_data16 and length_immediate to 1.
18185 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18187 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18188 prefix_extra attribute for variants that don't have 0f prefix alone.
18189 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18190 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18191 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18192 *sse4_1_pextrd): Set length_immediate to 1.
18193 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18194 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18196 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18197 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18198 length_immediate to 1 for second alternative.
18199 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18200 prefix_extra and length_immediate attributes for the first
18202 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18204 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18205 to 1 for the first and third alternative.
18206 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18208 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18210 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18212 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18213 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18214 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18215 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18216 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18217 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18218 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18219 ssse3_psign<mode>3): Override prefix_rex attribute.
18220 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18221 (ssse3_palignrti): Override length_immediate to 1.
18222 (ssse3_palignrdi): Override length_immediate to 1, override
18223 prefix_rex attribute.
18224 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18225 (sse4a_extrqi): Override length_immediate to 2.
18226 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18227 (sse4a_insertq): Override prefix_data16 to 0.
18228 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18229 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18230 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18231 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18232 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18233 and length_immediate to 1.
18234 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18235 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18236 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18237 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18238 and length_immediate to 1.
18239 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18240 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18241 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18242 avx_ptest256): Override prefix_extra to 1.
18243 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18244 Override prefix_data16 and length_immediate to 1.
18245 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18246 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18247 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18248 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18249 prefix_data16 to 0 and prefix_extra to 2.
18250 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18251 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18253 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18254 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18255 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18256 and prefix_extra to 2.
18257 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18258 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18259 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18260 avx_vpermilvar<mode>3,
18261 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18262 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18263 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18264 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18265 Override prefix_extra to 1.
18266 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18267 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18268 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18269 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18270 prefix_extra and length_immediate to 1.
18271 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18273 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18274 to 1 for the first alternative.
18275 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18276 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18278 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18279 *movv2sf_internal_avx, *movv2sf_internal): Override
18280 prefix_rep attribute for certain alternatives.
18281 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18282 attributes for certain alternatives.
18283 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18284 attributes for certain alternatives.
18285 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18286 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18287 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18288 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18289 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18290 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18291 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18292 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18293 length_immediate to 1 if operand 2 is const_int_operand.
18294 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18295 *vec_extractv2si_1): Set length_immediate attribute to 1.
18296 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18297 using old 3DNOW insn rather than SSE/3DNOW_A.
18298 (mmx_emms, mmx_femms): Clear modrm attribute.
18300 2009-05-29 Martin Jambor <mjambor@suse.cz>
18302 * tree-sra.c: New implementation of SRA.
18304 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18305 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18306 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18307 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18308 (SRA_MAX_STRUCTURE_COUNT): Removed.
18309 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18310 * doc/invoke.texi (sra-max-structure-size): Removed.
18311 (sra-field-structure-ratio): Removed.
18313 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18315 PR middle-end/40291
18316 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18319 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18321 PR rtl-optimization/40101
18322 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18323 seqno. Adjust comment.
18324 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18325 inserting bookkeeping before a jump, the jump is not scheduled.
18326 When no positive seqno found, provide a value. Add comment.
18328 2009-05-29 Richard Guenther <rguenther@suse.de>
18330 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18331 short-cutting on the first component.
18333 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18335 PR middle-end/39958
18336 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18337 for trees other than decls/types.
18339 2009-05-29 Richard Guenther <rguenther@suse.de>
18341 * tree-ssa-operands.c (get_expr_operands): Do not handle
18342 INDIRECT_REFs in the handled-component case. Remove
18343 unused get_ref_base_and_extent case.
18344 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18345 tree_low_cst and host_integerp where possible.
18346 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18347 codes for equivalence.
18348 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18350 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18352 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18353 to tmake_file for i[34567]86-*-cygwin*.
18355 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18358 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18359 (altivec_categorize_keyword, init_vector_keywords,
18360 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18363 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18365 * tree.c (handle_dll_attribute): Check if node is
18366 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18368 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18370 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18372 (thumb2_zero_extendqidi2): Likewise.
18374 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18376 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18377 instead of gen_movrt.
18378 * config/sh/sh.md (movrt): Remove.
18380 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18382 * doc/invoke.texi (IA-64 Options):
18383 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18384 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18385 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18386 -msched-prefer-non-control-spec-insns,
18387 -msched-stop-bits-after-every-cycle,
18388 -msched-count-spec-in-critical-path,
18389 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18390 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18391 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18392 and -msched-spec-verbose.
18394 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18396 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18397 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18399 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18401 2009-05-28 Richard Guenther <rguenther@suse.de>
18403 * tree-ssa-alias.c (ao_ref_init): New function.
18404 (ao_ref_base): Likewise.
18405 (ao_ref_base_alias_set): Likewise.
18406 (ao_ref_alias_set): Likewise.
18407 (refs_may_alias_p_1): Change signature.
18408 (refs_may_alias_p): Adjust.
18409 (refs_anti_dependent_p): Likewise.
18410 (refs_output_dependent_p): Likewise.
18411 (call_may_clobber_ref_p_1): Change signature.
18412 (call_may_clobber_ref_p): Adjust.
18413 (stmt_may_clobber_ref_p_1): New function split out from ...
18414 (stmt_may_clobber_ref_p): ... here.
18415 (maybe_skip_until): Adjust signature.
18416 (get_continuation_for_phi): Likewise.
18417 (walk_non_aliased_vuses): Likewise.
18418 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18419 (ao_ref_init): Declare.
18420 (ao_ref_base): Likewise.
18421 (ao_ref_alias_set): Likewise.
18422 (stmt_may_clobber_ref_p_1): Likewise.
18423 (walk_non_aliased_vuses): Adjust.
18424 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18425 (get_ref_from_reference_ops): remove.
18426 (vn_reference_lookup_2): Adjust signature.
18427 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18428 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18429 (vn_reference_lookup): Adjust.
18430 (vn_reference_insert): Likewise.
18431 (vn_reference_insert_pieces): Adjust signature.
18432 (visit_reference_op_call): Adjust.
18433 * tree-ssa-pre.c (get_expr_type): Simplify.
18434 (phi_translate_1): Adjust.
18435 (compute_avail): Likewise.
18436 (translate_vuse_through_block): Do not re-build trees.
18437 (value_dies_in_block_x): Likewise.
18438 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18440 (vn_reference_lookup_pieces): Adjust declaration.
18441 (vn_reference_insert_pieces): Likewise.
18443 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18445 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18446 with checking disabled.
18448 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18452 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18453 macro definition for support of three-operand format aligned
18454 .comm directive in assembler on cygwin/pe/mingw target OS.
18455 * configure: Regenerate.
18456 * config.h: Regenerate.
18458 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18459 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18460 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18462 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18463 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18465 2009-05-28 Ira Rosen <irar@il.ibm.com>
18467 PR tree-optimization/40254
18468 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18469 in analysis of basic blocks.
18471 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18473 PR middle-end/33699
18474 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18475 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18476 (TARGET_INITIALIZER): Use it.
18477 * cse.c (CHEAPER): Move it up to the other macros.
18478 (insert): Rename this ...
18479 (insert_with_costs): ... to this. Add cost parameters. Update
18481 (insert): New function. Call insert_with_costs.
18482 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18483 find_reg_offset_for_const, try_const_anchors): New functions.
18484 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18485 when using a const-anchor. Call insert_const_anchors.
18486 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18487 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18489 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18491 * tree-inline.c (remap_decls): Enable nonlocalized variables
18492 when not optimizing.
18494 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18496 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18497 Simplify other tests involving optimize.
18499 2009-05-27 Tom Tromey <tromey@redhat.com>
18501 * unwind-dw2.c (_Unwind_DebugHook): New function.
18502 (uw_install_context): Call _Unwind_DebugHook.
18504 2009-05-27 Tom Tromey <tromey@redhat.com>
18506 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18508 2009-05-27 Ian Lance Taylor <iant@google.com>
18510 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18511 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18512 (ALL_LINKERFLAGS): Define.
18513 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18514 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18515 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18516 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18517 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18518 $(LINKER_FOR_BUILD).
18519 (build/gcov-iov$(build_exeext)): Likewise.
18521 2009-05-27 Julian Brown <julian@codesourcery.com>
18523 * gcse.c (target.h): Include.
18524 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18525 copy of argument to a pseudo register.
18527 2009-05-27 Diego Novillo <dnovillo@google.com>
18529 * tree-ssa-live.c (dump_scope_block): Document arguments.
18530 (dump_scope_blocks): Document.
18531 (debug_scope_blocks): New.
18532 * tree-flow.h (debug_scope_blocks): Declare.
18534 2009-05-21 Denis Chertykov <denisc@overta.ru>
18536 * doc/contrib.texi (Contributors): Add myself to the list.
18538 2009-05-27 Olivier Hainque <hainque@adacore.com>
18540 * expr.c (target_align): New function. Alignment the TARGET of an
18541 assignment may be assume to have.
18542 (highest_pow2_factor_for_target): Use it instead of relying on
18543 immediate tree attributes of TARGET, not necessarily honored when
18544 intermediate bitfields are involved.
18546 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18549 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18550 AVX, SSE4, AES, PCLMUL and POPCNT.
18552 2009-05-27 Diego Novillo <dnovillo@google.com>
18554 * tree-pretty-print.c (dump_location): New.
18555 (dump_generic_node): Call it.
18556 Factor code to handle BLOCK nodes ...
18557 (dump_block_node): ... here.
18559 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18561 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18563 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18565 * gcc-plugin.h: Include config.h and system.h.
18566 (IN_GCC): Define if not defined.
18568 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18570 PR middle-end/40249
18571 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18574 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18576 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18578 * config/m32r/m32r.h: Ditto.
18579 * config/m32r/m32r.md: Ditto.
18580 * config/m32r/predicates.md: Ditto.
18582 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18584 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18586 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18589 (Loading plugins): typo.
18590 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18591 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18592 (Interacting with the GCC Garbage Collector): Added new section.
18593 (Giving information about a plugin): Added new section for
18595 * ggc.h (ggc_register_root_tab): Added declaration.
18596 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18597 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18598 (register_callback): Improved comment in declaration.
18599 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18600 (extra_root_vec) Added static variable for dynamic roots registration.
18601 (ggc_register_root_tab) Added new routine.
18602 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18603 PLUGIN_GGC_MARKING event.
18604 * ggc-zone.c: Include plugin.h.
18605 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18606 * ggc-page.c: Include plugin.h.
18607 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18608 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18609 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18610 (register_callback): check lack of callbacks for
18611 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18612 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18613 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18614 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18615 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18616 dependency on plugin.h.
18617 (plugin.o): Added dependency on ggc.h...
18619 2009-05-26 Richard Guenther <rguenther@suse.de>
18621 PR middle-end/40248
18623 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18624 with mismatched comparison modes.
18626 * expr.c (expand_expr_real_1): Expand the operand of a
18627 VIEW_CONVERT_EXPR in its natural mode.
18629 2009-05-26 Ian Lance Taylor <iant@google.com>
18631 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18632 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18633 (ALL_COMPILERFLAGS): Define.
18634 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18635 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18636 (collect2$(exeext), collect2.o): Likewise.
18637 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18638 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18639 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18640 (libbackend.o, intl.o, cppdefault.o): Likewise.
18641 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18642 (build/%.o): Use $(COMPILER_FOR_BUILD).
18643 (build/gen%$(build_exeext)): Likewise.
18644 (build/gcov-iov$(build_exeext)): LIkewise.
18645 * config/t-darwin (darwin.o): Use $(COMPILER).
18646 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18647 * config/t-sol2 (sol2-c.o): Likewise.
18648 (sol2.o): Likewise.
18649 * config/t-vxworks (vxworks.o): Likewise.
18650 * config/x-darwin (host-darwin.o): Likewise.
18651 * config/x-hpux (host-hpux.o): Likewise.
18652 * config/x-linux (host-linux.o): Likewise.
18653 * config/x-solaris (host-solaris.o): Likewise.
18654 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18655 * config/arm/t-arm (arm-c.o): Likewise.
18656 * config/arm/t-pe (pe.o): Likewise.
18657 * config/arm/t-wince-pe (pe.o): Likewise.
18658 * config/i386/t-cygming (winnt.o): Likewise.
18659 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18660 * config/i386/t-cygwin (cygwin1.o): Likewise.
18661 (cygwin2.o): Likewise.
18662 * config/i386/t-i386 (i386-c.o): Likewise.
18663 * config/i386/t-interix (winnt.o): Likewise.
18664 * config/i386/t-netware (netware.o): Likewise.
18665 * config/i386/t-nwld (nwld.o): Likewise.
18666 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18667 * config/i386/x-i386 (driver-i386.o): Likewise.
18668 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18669 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18670 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18671 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18672 * config/mips/x-native (driver-native.o): Likewise.
18673 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18674 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18675 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18676 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18677 * config/score/t-score-elf (score7.o): Likewise.
18678 (score3.o): Likewise.
18679 * config/sh/t-sh (sh-c.o): Likewise.
18680 * config/sh/t-symbian (sh-c.o): Likewise.
18681 (symbian.o): Likewise.
18682 * config/spu/t-spu-elf (spu-c.o): Likewise.
18683 * config/v850/t-v850 (v850-c.o): Likewise.
18684 * config/v850/t-v850e (v850-c.o): Likewise.
18686 2009-05-26 Richard Guenther <rguenther@suse.de>
18688 PR tree-optimization/40122
18689 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18690 VECTOR_CSTs if possible.
18691 (fold_gimple_assign): Likewise.
18693 2009-05-26 Richard Guenther <rguenther@suse.de>
18695 PR middle-end/40252
18696 * fold-const.c (fold_binary): Use the correct types for building
18699 2009-05-26 Richard Guenther <rguenther@suse.de>
18701 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18702 redundant calls to merge_alias_info.
18703 (bump_vector_ptr): Likewise.
18704 * tree-ssa-copy.c (merge_alias_info): Remove.
18705 (replace_exp_1): Remove call to merge_alias_info.
18706 (propagate_tree_value): Likewise.
18707 (fini_copy_prop): Propagate points-to info.
18708 * tree-flow.h (merge_alias_info): Remove.
18710 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18712 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18714 2009-05-25 Jan Hubicka <jh@suse.cz>
18716 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18717 * cgraph.h (struct inline_summary): New filed self_wize,
18718 size_inlining_benefit, self_time and time_inlining_benefit.
18719 (struct cgraph_global_info): Replace insns by time ans size fields.
18720 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18721 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18722 (ipcp_update_callgraph): Do not touch function bodies.
18723 * ipa-inline.c: Include except.h
18724 (MAX_TIME): New constant.
18725 (overall_insns): Remove.
18726 (leaf_node_p): New.
18727 (overall_size, max_benefit): New static variables.
18728 (cgraph_estimate_time_after_inlining): New function.
18729 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18730 (cgraph_clone_inlined_nodes): Update size.
18731 (cgraph_mark_inline_edge): Update size.
18732 (cgraph_estimate_growth): Use size info.
18733 (cgraph_check_inline_limits): Check size.
18734 (cgraph_default_inline_p): Likewise.
18735 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18736 (cgraph_decide_recursive_inlining): Check size.
18737 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18739 (cgraph_decide_inlining): Likewise.
18740 (cgraph_decide_inlining_incrementally): Likewise; honor
18741 PARAM_EARLY_INLINING_INSNS.
18742 (likely_eliminated_by_inlining_p): New predicate.
18743 (estimate_function_body_sizes): New function.
18744 (compute_inline_parameters): Use it.
18745 * except.c (must_not_throw_labels): New function.
18746 * except.h (must_not_throw_labels): Declare.
18747 * tree-inline.c (init_inline_once): Kill inlining_weigths
18748 * tree-ssa-structalias.c: Avoid uninitialized warning.
18749 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18750 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18751 (PARAM_INLINE_CALL_COST): Remove.
18752 (PARAM_EARLY_INLINING_INSNS): New.
18754 2009-05-25 Richard Guenther <rguenther@suse.de>
18756 PR tree-optimization/36327
18757 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18758 callback for reference translation or lookup at the point of may-defs.
18759 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18760 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18761 for union COMPONENT_REFs.
18762 (vn_reference_lookup_3): New callback. Lookup from memset
18763 and CONSTRUCTOR assignment, translate through struct copies.
18764 (vn_reference_lookup_pieces): Make sure to not free the
18765 passed operands array. Adjust walk_non_aliased_vuses call.
18766 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18767 make sure we do not leak memory.
18769 2009-05-25 Richard Guenther <rguenther@suse.de>
18771 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18772 * tree-inline.c (expand_call_inline): Reset the escaped and
18773 callused solutions.
18774 * tree-ssa-structalias.c (pass_build_ealias): New.
18775 * tree-pass.h (pass_build_ealias): Declare.
18776 * passes.c (init_optimization_passes): Add PTA during
18777 early optimizations.
18778 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18779 and CALLUSED solutions.
18780 (dump_points_to_solution): New function, split out from ...
18781 (dump_points_to_info_for): ... here.
18782 * tree-parloops.c (parallelize_loops): Reset the escaped and
18783 callused solutions.
18785 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18788 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18789 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18791 2009-05-25 Ira Rosen <irar@il.ibm.com>
18793 PR tree-optimization/40238
18794 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18795 statements after basic block's labels.
18796 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18797 to free the allocated memory.
18799 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18801 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18802 return address with a USE.
18804 2009-05-24 Richard Guenther <rguenther@suse.de>
18806 PR middle-end/40233
18807 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18808 array type from the main variant of the inner type.
18810 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18812 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18813 definition to bool (from int) to un-break build.
18814 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18816 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18818 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18819 discard_stmt_changes): Delete.
18820 * tree-ssa-operands.c (scb_stack): Delete.
18821 (init_ssa_operands): Do not initialize it.
18822 (fini_ssa_operands): Do not free it.
18823 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18825 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18826 update_stmt, remove the others. Fix comments.
18827 * tree-dfa.c (optimize_stack_restore): Likewise.
18828 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18829 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18830 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18831 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18833 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18834 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18835 (dom_opt_finalize_block): Likewise, adjusting access to
18837 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18838 (stmts_to_rescan): Change item type to gimple.
18839 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18841 2009-05-24 Ira Rosen <irar@il.ibm.com>
18843 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18844 * tree-pass.h (pass_slp_vectorize): New pass.
18845 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18846 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18847 * tree-vectorizer.c (timevar.h): Include.
18848 (user_vect_verbosity_level): Declare.
18849 (vect_location): Fix comment.
18850 (vect_set_verbosity_level): Update user_vect_verbosity_level
18851 instead of vect_verbosity_level.
18852 (vect_set_dump_settings): Add an argument. Ignore user defined
18853 verbosity if dump flags require higher level of verbosity. Print to
18854 stderr only for loop vectorization.
18855 (vectorize_loops): Update call to vect_set_dump_settings.
18856 (execute_vect_slp): New function.
18857 (gate_vect_slp): Likewise.
18858 (struct gimple_opt_pass pass_slp_vectorize): New.
18859 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18860 access its members.
18861 (vec_info_for_bb): New function.
18862 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18863 (VECTORIZATION_ENABLED): New macro.
18864 (SLP_ENABLED, SLP_DISABLED): Likewise.
18865 (vect_is_simple_use): Add bb_vec_info argument.
18866 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18867 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18868 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18869 vect_schedule_slp, vect_analyze_slp): Likewise.
18870 (vect_analyze_stmt): Add slp_tree argument.
18871 (find_bb_location): Declare.
18872 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18873 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18874 (vect_analyze_loop_operations, vect_analyze_loop,
18875 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18876 vect_finalize_reduction, vectorizable_reduction,
18877 vectorizable_live_operation, vect_transform_loop): Likewise.
18878 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18879 skip evolution analysis if analyzing a basic block.
18880 (dr_analyze_indices): Likewise.
18881 (initialize_data_dependence_relation): Skip the test whether the
18882 object is invariant for basic blocks.
18883 (compute_all_dependences): Skip dependence analysis for data
18884 references in basic blocks.
18885 (find_data_references_in_stmt): Don't fail in case of invariant
18886 access in basic block.
18887 (find_data_references_in_bb): New function.
18888 (find_data_references_in_loop): Move code to
18889 find_data_references_in_bb and add a call to it.
18890 (compute_data_dependences_for_bb): New function.
18891 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18892 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18894 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18895 unknown dependence in basic block and fail in case of dependence in
18897 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18898 dependence instances from either loop or basic block vectorization
18900 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18901 before calling nested_in_vect_loop_p.
18902 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18903 dependence instances from either loop or basic block vectorization
18905 (vect_verify_datarefs_alignment): Likewise.
18906 (vect_enhance_data_refs_alignment): Adjust function calls.
18907 (vect_analyze_data_refs_alignment): Likewise.
18908 (vect_analyze_group_access): Fix printing. Skip different checks if
18909 DR_STEP is 0. Keep strided stores either in loop or basic block
18910 vectorization data structure. Fix indentation.
18911 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18913 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18914 dependence instances from either loop or basic block vectorization
18916 (vect_analyze_data_refs): Update comment. Call
18917 compute_data_dependences_for_bb to analyze basic blocks.
18918 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18919 case of loop vectorization. In case of basic block vectorization use
18920 data-ref itself as a base.
18921 (vect_create_data_ref_ptr): In case of basic block vectorization:
18922 don't advance the pointer, add new statements before the current
18923 statement. Adjust function calls.
18924 (vect_supportable_dr_alignment): Support only aligned accesses in
18925 basic block vectorization.
18926 * common.opt (ftree-slp-vectorize): New flag.
18927 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18928 (vect_pattern_recog_1): Likewise.
18929 * tree-vect-stmts.c (process_use): Likewise.
18930 (vect_init_vector): Add new statements in the beginning of the basic
18931 block in case of basic block SLP.
18932 (vect_get_vec_def_for_operand): Adjust function calls.
18933 (vect_finish_stmt_generation): Likewise.
18934 (vectorizable_call): Add assert that it is loop vectorization, adjust
18936 (vectorizable_conversion, vectorizable_assignment): Likewise.
18937 (vectorizable_operation): In case of basic block SLP, take
18938 vectorization factor from statement's type and skip the relevance
18939 check. Adjust function calls.
18940 (vectorizable_type_demotion): Add assert that it is loop
18941 vectorization, adjust function calls.
18942 (vectorizable_type_promotion): Likewise.
18943 (vectorizable_store): Check for outer loop only in case of loop
18944 vectorization. Adjust function calls. For basic blocks, skip the
18945 relevance check and don't advance pointers.
18946 (vectorizable_load): Likewise.
18947 (vectorizable_condition): Add assert that it is loop vectorization,
18948 adjust function calls.
18949 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18950 that it is not reduction, get vector type, call only supported
18951 functions, skip loop specific parts.
18952 (vect_transform_stmt): Check for outer loop only in case of loop
18954 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18955 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18956 for external definition.
18957 * passes.c (pass_slp_vectorize): New pass.
18958 * tree-vect-slp.c (find_bb_location): New function.
18959 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18960 check for patterns only in loops.
18961 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18962 case of multiple types in basic block SLP.
18963 (vect_mark_slp_stmts_relevant): New function.
18964 (vect_supported_load_permutation_p): Fix comment.
18965 (vect_analyze_slp_instance): Add argument. In case of basic block
18966 SLP, take vectorization factor from statement's type, check that
18967 unrolling factor is 1. Adjust function call. Save SLP instance in
18968 either loop or basic block vectorization structure. Return FALSE,
18970 (vect_analyze_slp): Add argument. Get strided stores groups from
18971 either loop or basic block vectorization structure. Return FALSE
18972 if basic block SLP failed.
18973 (new_bb_vec_info): New function.
18974 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18975 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18976 (vect_schedule_slp): Add argument. Get SLP instances from either
18977 loop or basic block vectorization structure. Set vectorization factor
18978 to be 1 for basic block SLP.
18979 (vect_slp_transform_bb): New function.
18980 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18982 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18984 * final.c (shorten_branches): Do not align labels for jump tables.
18985 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18987 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18989 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18990 Remove outdated reference to flow.c and fix nits.
18991 * doc/gccint.texi: Tweak RTL description.
18992 * doc/rtl.texi: Likewise.
18994 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18996 * config/avr/avr.c: Change my email address.
18997 * config/avr/avr.h: Likewise.
18998 * config/avr/avr.md: Likewise.
18999 * config/avr/avr-protos.h: Likewise.
19000 * config/avr/libgcc.S: Likewise.
19002 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19004 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19005 (spu_split_load, spu_split_store): Change return type to int.
19006 (spu_split_convert): Declare.
19007 * config/spu/predicates.md (spu_mem_operand): Remove.
19008 (spu_mov_operand): Update.
19009 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19010 * config/spu/spu.c (regno_aligned_for_load): Remove.
19011 (reg_aligned_for_addr, spu_expand_load): Define.
19012 (spu_expand_extv): Reimplement and handle MEM.
19013 (spu_expand_insv): Handle MEM.
19014 (spu_sched_reorder): Handle insn's with length 0.
19015 (spu_legitimate_address_p): Reimplement.
19016 (store_with_one_insn_p): Return TRUE for any mode with size
19017 larger than 16 bytes.
19018 (address_needs_split): Define.
19019 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19021 (spu_convert_move): Define.
19022 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19023 (spu_split_store): Change all MEM's to TImode.
19024 (spu_init_expanders): Preallocate registers that correspond to
19025 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19027 (spu_split_convert): Define.
19028 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19029 (_move<mode>, _movdi, _movti): Update predicate and condition.
19030 (load, store): Change to define_split.
19031 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19033 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19034 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19035 define_insn_and_split of lshr<mode>3.
19036 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19037 (<v>ashr<mode>3_imm): Define.
19038 (extv, extzv, insv): Allow MEM operands.
19039 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19040 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19041 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19042 (_spu_convert2): Change to define_insn_and_split and remove the
19043 corresponding define_peephole2.
19044 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19045 Change predicates to memory_operand.
19047 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19049 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19051 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19053 PR tree-optimization/40219
19054 * tree.c (iterative_hash_expr): Make sure the builtin function is
19055 a normal builtin function and not a front end or back end builtin
19056 before indexing into the built_in_decls array.
19058 2009-05-22 Richard Guenther <rguenther@suse.de>
19060 PR middle-end/38964
19061 * alias.c (write_dependence_p): Do not use TBAA for answering
19062 anti-dependence or output-dependence.
19063 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19064 (emit_pointer_definition): Remove.
19065 (emit_alias_warning): Likewise.
19066 (find_what_var_points_to): Remove TBAA pruning code.
19067 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19069 (compute_points_to_sets): Remove code computing the set of
19070 dereferenced pointers.
19071 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19072 oracle for querying anti and output dependencies.
19073 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19074 if TBAA may be applied.
19075 (refs_anti_dependent_p): New function.
19076 (refs_output_dependent_p): Likewise.
19077 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19078 (refs_output_dependent_p): Likewise.
19079 * doc/tree-ssa.texi (Memory model): New section.
19080 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19081 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19082 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19083 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19084 * expr.c (expand_expr_real_1): Likewise.
19085 * gimple-low.c (lower_stmt): Likewise.
19086 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19087 (dump_gimple_cdt): Remove.
19088 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19089 (gimple_size): Likewise.
19090 (walk_gimple_op): Likewise.
19091 (is_gimple_stmt): Likewise.
19092 (walk_stmt_load_store_addr_ops): Likewise.
19093 (gimple_build_cdt): Remove.
19094 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19095 * gimple.h (gimple_cdt_new_type): Remove.
19096 (gimple_cdt_new_type_ptr): Likewise.
19097 (gimple_cdt_set_new_type): Likewise.
19098 (gimple_cdt_location): Likewise.
19099 (gimple_cdt_location_ptr): Likewise.
19100 (gimple_cdt_set_location): Likewise.
19101 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19102 * tree-cfg.c (remove_useless_stmts_1): Do not handle
19103 GIMPLE_CHANGE_DYNAMIC_TYPE.
19104 (verify_types_in_gimple_stmt): Likewise.
19105 * tree-inline.c (estimate_num_insns): Likewise.
19106 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
19107 (copy_decl_to_var): Likewise.
19108 (copy_result_decl_to_var): Likewise.
19109 * tree-pretty-print.c (dump_generic_node): Do not handle
19110 CHANGE_DYNAMIC_TYPE_EXPR.
19111 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
19112 * tree-ssa-operands.c (get_expr_operands): Likewise.
19113 * tree-ssa-structalias.c (struct variable_info): Remove
19114 no_tbaa_pruning member.
19115 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
19116 (unify_nodes): Do not copy it.
19117 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19118 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
19119 (set_uids_in_ptset): Do not check it.
19120 (find_what_var_points_to): Likewise.
19121 (compute_tbaa_pruning): Remove.
19122 (compute_points_to_sets): Do not call it.
19123 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19124 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19125 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19126 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19127 (DECL_NO_TBAA_P): Likewise.
19128 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19129 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19130 (expand_omp_atomic_pipeline): Do not set it.
19131 * print-tree.c (print_node): Do not dump it.
19132 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19135 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19138 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19141 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19143 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19146 2009-05-22 Ben Elliston <bje@au.ibm.com>
19148 * Makefile.in (bversion.h, s-bversion): New targets.
19149 (TOPLEV_H): Add bversion.h.
19150 * toplev.h: Include "bversion.h".
19151 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19152 the __format__ attribute only if compiling with the same version
19153 of GCC as the sources (the "build version").
19155 2009-05-22 Ben Elliston <bje@au.ibm.com>
19157 * c-format.c (handle_format_attribute): Fix comment typo.
19159 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19162 * config/ia64/ia64.opt (mfused-madd): New.
19163 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19164 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19165 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19166 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19167 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19168 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19169 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19170 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19171 instruction if !TARGET_FUSED_MADD.
19172 (fpma, fpms): Remove colon from name.
19174 2009-05-22 Richard Guenther <rguenther@suse.de>
19176 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19177 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19178 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19180 (create_expression_by_pieces): Only convert if necessary.
19181 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19182 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19184 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19186 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19187 regular pattern from a template and rename it ...
19188 (*extzv_truncsi_exts): ... to this.
19190 2009-05-21 Richard Guenther <rguenther@suse.de>
19192 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19193 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19194 (cgraph_default_inline_p): Likewise.
19195 (cgraph_decide_inlining_incrementally): Likewise.
19197 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19198 Uros Bizjak <ubizjak@gmail.com>
19200 * config/i386/cpuid.h (bit_MOVBE): New.
19202 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19204 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19205 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19206 (ix86_handle_option): Handle OPT_mmovbe.
19207 (ix86_target_string): Add -mmovbe.
19208 (pta_flags): Add PTA_MOVBE.
19209 (processor_alias_table): Add PTA_MOVBE to "atom".
19210 (override_options): Handle PTA_MOVBE.
19212 * config/i386/i386.h (TARGET_MOVBE): New.
19214 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19215 (*bswapsi_movbe): New.
19216 (*bswapdi_movbe): Likewise.
19217 (bswapdi2): Renamed to ...
19218 (*bswapdi_1): This.
19219 (bswapdi2): New expander.
19221 * config/i386/i386.opt (mmovbe): New.
19223 * doc/invoke.texi: Document -mmovbe.
19225 2009-05-21 Taras Glek <tglek@mozilla.com>
19227 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19228 * gcc-plugin.h (plugin_init): Updated signature.
19229 * gcc-plugin.h (plugin_name_args): Moved to this header.
19230 * doc/plugins.texi (plugin_init): Updated documention to reflect
19232 * doc/plugins.texi (plugin_name_args): Added to documention.
19234 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19236 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19237 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19239 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19241 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19242 JUMP_TABLE_DATA_P predicates where applicable.
19243 * config/i386/predicates.md: Ditto.
19244 * config/i386/sse.md: Ditto.
19246 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19248 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19249 operand2 -128 override length_immediate attribute to 1.
19250 * config/i386/predicates.md (constm128_operand): New predicate.
19252 * config/i386/i386.c (memory_address_length): Handle %r12
19253 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19255 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19256 mode look through optional ZERO_EXTEND and SUBREG.
19257 * config/i386/i386.md (R12_REG): New define_constant.
19258 (prefix_data16): For sse unit set also for MODE_TI insns.
19259 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19260 insns set if operand 1 is ext_QIreg_operand.
19261 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19262 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19264 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19265 mode from MODE_DI to MODE_SI.
19266 (movdi_1_rex64): Override modrm and length_immediate attributes
19267 only for movabs (TYPE_IMOV, alternative 2).
19268 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19269 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19270 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19271 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19272 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19273 prefix_rex attribute if DImode.
19274 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19275 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19276 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19277 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19278 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19279 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19280 Likewise. For TYPE_IMOV clear length_immediate attribute.
19281 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19282 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19283 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19284 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19285 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19286 or one operand TYPE_ISHIFT.
19287 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19288 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19289 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19290 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19291 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19292 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19293 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19294 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19295 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19296 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19297 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19298 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19299 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19300 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19301 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19302 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19303 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19304 set mode attribute, don't override length attribute.
19305 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19307 (return_internal_long): Set length attribute to 2 instead of 1.
19308 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19309 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19310 prefix_rex attribute.
19311 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19313 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19315 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19317 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19319 2009-05-20 Ian Lance Taylor <iant@google.com>
19321 * tree.c (build_tree_list_vec_stat): New function.
19322 (ctor_to_vec): New function.
19323 (build_nt_call_vec): New function.
19324 (build_call_array): Change args to be a const pointer.
19325 (build_call_vec): New function.
19326 * tree.h (build_nt_call_vec): Declare.
19327 (build_tree_list_vec_stat): Declare.
19328 (build_tree_list_vec): Define.
19329 (build_call_array): Update declaration.
19330 (build_call_vec): Declare.
19331 (ctor_to_vec): Declare.
19332 * c-common.c (tree_vector_cache): New static variable.
19333 (make_tree_vector): New function.
19334 (release_tree_vector): New function.
19335 (make_tree_vector_single): New function.
19336 (make_tree_vector_copy): New function.
19337 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19338 (make_tree_vector_single, make_tree_vector_copy): Declare.
19339 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19340 (c_parser_expr_list): Don't manage cache here, instead call
19342 (c_parser_release_expr_list): Remove static function.
19343 (c_parser_vec_to_tree_list): Remove static function.
19344 (c_parser_attributes): Call build_tree_list_vec instead of
19345 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19346 c_parser_release_expr_list.
19347 (c_parser_postfix_expression_after_primary): Likewise.
19348 (c_parser_objc_keywordexpr): Likewise.
19350 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19352 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19353 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19354 TARGET_CONVERT_TO_TYPE.
19355 * hooks.c (hook_tree_const_tree_null): Define.
19356 * hooks.h (hook_tree_const_tree_null): Declare.
19357 * target.h (struct gcc_target): Add invalid_parameter_type,
19358 invalid_return_type, promoted_type, and convert_to_type fields.
19359 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19360 (TARGET_INVALID_RETURN_TYPE): Define.
19361 (TARGET_PROMOTED_TYPE): Define.
19362 (TARGET_CONVERT_TO_TYPE): Define.
19363 (TARGET_INITIALIZER): Update for new fields.
19364 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19365 (grokparms): Check targetm.invalid_parameter_type.
19366 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19367 * c-convert.c (convert): Check targetm.convert_to_type.
19369 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19371 * config/mips/mips.md (*extenddi_truncate<mode>,
19372 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19374 (*extendhi_truncateqi): New define_insn_and_sptit.
19376 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19378 PR middle-end/40204
19379 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19380 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19382 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19384 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19385 the operand of VIEW_CONVERT_EXPR.
19387 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19389 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19390 extended family and model for Intel processors. Support Intel Atom.
19392 2009-05-20 Olivier Hainque <hainque@adacore.com>
19394 * gstab.h (stab_code_type): Define, to be used instead of the
19395 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19397 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19398 occurrences by stab_code_type.
19399 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19401 2009-05-20 Martin Jambor <mjambor@suse.cz>
19403 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19404 (sra_insert_before): Likewise.
19405 (sra_insert_after): Likewise.
19406 (sra_init_cache): Likewise.
19407 (sra_type_can_be_decomposed_p): Likewise.
19408 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19409 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19410 (sra_insert_before): Likewise.
19411 (sra_insert_after): Likewise.
19412 (sra_init_cache): Likewise.
19413 (insert_edge_copies_seq): Made static and moved upwards.
19415 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19418 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19420 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19421 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19424 2009-05-20 Richard Guenther <rguenther@suse.de>
19426 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19427 with mismatched comparison modes.
19429 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19431 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19432 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19433 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19434 with shifts for Thumb2.
19435 (orsi_notsi): New for orn.
19436 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19437 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19438 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19439 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19440 Don't invert remainder for IOR.
19442 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19444 PR tree-optimization/40087
19445 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19446 number_of_iterations_ne): Rename never_infinite argument.
19447 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19448 number_of_iterations_le): Handle pointer-type ivs when
19449 exit_must_be_taken is false.
19450 (number_of_iterations_cond): Do not always assume that
19451 exit_must_be_taken if the control variable is a pointer.
19453 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19455 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19456 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19458 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19460 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19461 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19463 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19466 * c.opt (Wlogical-op): Disabled by default.
19467 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19469 * doc/invoke.texi (Wlogical-op): Likewise.
19471 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19473 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19475 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19476 Propagate the type of the first operand.
19477 <ASSERT_EXPR>: Simplify.
19478 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19479 Rewrite using the RHS code as discriminant.
19480 <NOP_EXPR>: Turn into CASE_CONVERT.
19481 <PLUS_EXPR>: Propagate the type of the first operand.
19483 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19485 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19486 (ia64_dconst_0_375): New.
19487 * config/ia64/ia64.c (ia64_override_options): Remove
19488 -minline-sqrt-min-latency warning.
19489 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19490 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19491 * config/ia64/ia64.md (*sqrt_approx): Remove.
19492 (sqrtsf2): Remove #if 0.
19493 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19494 (sqrtdf): Remove assert.
19495 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19496 (sqrtxf2): Remove #if 0.
19497 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19498 * div.md (sqrt_approx_rf): New.
19499 (sqrtsf2_internal_thr): New implementation.
19500 (sqrtsf2_internal_lat): New.
19501 (sqrtdf2_internal_thr: New implementation.
19502 (sqrtxf2_internal): New implementation.
19504 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19505 Hans-Peter Nilsson <hp@axis.com>
19507 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19508 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19509 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19510 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19511 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19512 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19513 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19514 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19515 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19516 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19517 * c-common.c: ...from here.
19519 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19521 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19523 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19525 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19527 2009-05-19 Ben Elliston <bje@au.ibm.com>
19529 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19530 assignments with memcpy calls.
19531 (add_fdes): Likewise.
19532 (binary_search_unencoded_fdes): Likewise.
19533 (linear_search_fdes): Eliminate type puns.
19535 2009-05-19 Richard Guenther <rguenther@suse.de>
19537 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19538 not falsely claim to have propagated into all uses.
19540 2009-05-19 Ben Elliston <bje@au.ibm.com>
19542 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19545 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19547 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19548 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19549 (TARGET_LEGITIMATE_ADDRESS_P): New.
19550 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19551 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19553 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19556 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19557 child of the containing namespace's DIE.
19559 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19561 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19562 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19563 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19566 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19569 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19570 gen_align with gen_pad.
19571 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19572 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19574 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19575 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19577 * config/i386/i386.md (align): Renamed to ...
19578 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19579 ASM_OUTPUT_MAX_SKIP_PAD.
19581 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19583 * config.gcc: Fix variable syntax.
19586 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19587 before calling exact_log2.
19588 (output_iorsi3): Likewise.
19589 (output_xorsi3): Likewise.
19591 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19593 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19594 for the none zero constant operand except for EQ and NE
19595 comprisons even when the first operand is R0.
19597 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19599 * config/s390/2064.md: Remove trailing whitespaces.
19600 * config/s390/2084.md: Likewise.
19601 * config/s390/constraints.md: Likewise.
19602 * config/s390/fixdfdi.h: Likewise.
19603 * config/s390/libgcc-glibc.ver: Likewise.
19604 * config/s390/s390-modes.def: Likewise.
19605 * config/s390/s390-protos.h: Likewise.
19606 * config/s390/s390.c: Likewise.
19607 * config/s390/s390.h: Likewise.
19608 * config/s390/s390.md: Likewise.
19609 * config/s390/tpf-unwind.h: Likewise.
19611 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19613 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19615 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19618 * configure.ac (m68k-*-*): Check if binutils support TLS.
19619 * configure: Regenerate.
19620 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19621 * config/m68k/constraints.md (Cu): New constraint.
19622 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19623 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19624 (movsi): Handle TLS symbols.
19625 (addsi3_5200): Handle XTLS symbols, indent.
19626 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19627 (m68k_tls_reference_p): Declare.
19628 (m68k_legitimize_address): Declare.
19629 (m68k_unwrap_symbol): Declare.
19630 * config/m68k/m68k.opt (mxtls): New option.
19631 * config/m68k/m68k.c (ggc.h): Include.
19632 (m68k_output_dwarf_dtprel): Implement hook.
19633 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19634 (m68k_expand_prologue): Load GOT pointer when function needs it.
19635 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19636 (m68k_legitimate_constant_address_p): Same.
19637 (m68k_decompose_address): Handle TLS references.
19638 (m68k_get_gp): New static function.
19639 (enum m68k_reloc): New contants.
19640 (TLS_RELOC_P): New macro.
19641 (m68k_wrap_symbol): New static function.
19642 (m68k_unwrap_symbol): New function.
19643 (m68k_final_prescan_insn_1): New static function.
19644 (m68k_final_prescan_insn): New function.
19645 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19647 (legitimize_pic_address): Handle TLS references..
19648 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19649 (m68k_libcall_value_in_a0_p)
19650 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19651 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19652 (m68k_legitimize_tls_address): Handle TLS references.
19653 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19655 (m68k_legitimize_address): Handle TLS symbols.
19656 (m68k_get_reloc_decoration): New static function.
19657 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19659 (m68k_output_dwarf_dtprel): Implement hook.
19660 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19661 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19662 m68k_call_* routines.
19663 (sched_attr_op_type): Handle TLS symbols.
19664 (gt-m68k.h): Include.
19665 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19666 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19668 2009-05-18 Martin Jambor <mjambor@suse.cz>
19670 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19671 (visit_store_addr_for_mod_analysis): New function.
19672 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19673 (determine_cst_member_ptr): Use gimple_assign_single_p.
19674 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19675 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19676 operands. Don't check number of operands of a NOP_EXPR.
19678 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19680 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19682 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19685 * c-common.c (warn_logical_operator): Don't warn if one of
19686 expression isn't always true or false.
19688 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19690 * config/i386/biarch32.h: New file.
19691 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19693 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19695 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19696 *zero_extend<mode>_truncqi): Merge these into ...
19697 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19698 Name the pattern following this as *zero_extendhi_truncqi.
19700 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19702 PR middle-end/39301
19703 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19704 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19705 (output_info): Make field HOST_WIDEST_INT.
19706 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19707 (dump_bitmat_statistics): Same.
19709 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19711 * config.gcc (use_gcc_stdint): Set to wrap.
19712 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19713 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19714 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19715 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19716 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19717 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19718 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19719 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19721 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19723 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19725 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19726 Move definitions earlier.
19727 (OPT_ARCH64, OPT_ARCH32): Define.
19728 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19731 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19734 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19737 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19739 * arm.md (movdi2): Copy non-reg values to DImode registers.
19741 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19744 * final.c (label_to_max_skip): New function.
19745 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19746 CODE_LABEL_NUMBER <= max_labelno.
19747 * output.h (label_to_max_skip): New prototype.
19748 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19749 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19750 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19751 Handle CODE_LABELs with >= 16 byte alignment or with
19752 max_skip == (1 << align) - 1.
19753 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19754 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19757 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19758 .p2align 3 if MAX_SKIP is smaller than 7.
19759 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19761 2009-05-15 Ian Lance Taylor <iant@google.com>
19763 * alias.c (struct alias_set_entry_d): Rename from struct
19764 alias_set_entry. Change all uses.
19765 * except.c (struct call_site_record_d): Rename from struct
19766 call_site_record. Change all uses.
19767 * except.h (struct eh_region_d): Rename from struct eh_region.
19769 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19771 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19772 ivtype_map_elt. Change all uses.
19773 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19775 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19776 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19778 (struct sese_d): Rename from struct sese. Change all uses.
19779 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19780 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19781 * optabs.h (struct optab_d): Rename from struct optab. Change all
19783 (struct convert_optab_d): Rename from struct convert_optab.
19785 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19786 ipa_opt_pass. Change all uses.
19787 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19790 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19791 defined as a typedef.
19792 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19795 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19798 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19800 (merge_ranges): Returns bool.
19801 * tree.h (make_range): .. to here.
19802 (build_range_check): Likewise.
19803 (merge_ranges): Likewise. Renamed from merge_ranges.
19804 * c-typeck.c (parser_build_binary_op): Update calls to
19805 warn_logical_operator.
19806 * c-common.c (warn_logical_operator): Add new warning.
19807 * c-common.h (warn_logical_operator): Update declaration.
19809 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19811 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19813 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19815 * doc/install.texi: Document MPC requirements, flags etc.
19817 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19818 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19819 Evaluate constant arguments.
19820 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19821 (fold_builtin_1): Likewise, also evaluate constant arguments.
19822 Remove superfluous break.
19823 (do_mpc_ckconv): New.
19824 * real.h: Include mpc.h.
19825 * toplev.c (print_version): Output MPC version info if available.
19827 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19829 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19831 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19833 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19836 2009-05-15 Jan Hubicka <jh@suse.cz>
19838 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19839 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19840 (try_inline): Fix return value.
19841 (cgraph_decide_inlining_incrementally): Honor new value.
19842 (cgraph_early_inlining): Handle indirect inlining.
19843 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19845 2009-05-15 Jan Hubicka <jh@suse.cz>
19847 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19848 * cgraphunit.c (cgraph_finalize_function): Set it.
19849 (cgraph_expand_function): Use it.
19851 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19853 * real.c (encode_ieee_half): Define.
19854 (decode_ieee_half): Define.
19855 (ieee_half_format): Define.
19856 (arm_half_format): Define.
19857 * real.h (ieee_half_format): Declare.
19858 (arm_half_format): Declare.
19860 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19862 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19863 swapped, and reversed optabs exist before trying to use them.
19865 2009-05-15 Paul Brook <paul@codesourcery.com>
19866 Sandra Loosemore <sandra@codesourcery.com>
19868 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19869 loads. Allow PRE_DEC.
19870 (output_move_neon): Handle PRE_DEC.
19871 (arm_print_operand): Add 'A' for neon structure loads.
19872 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19873 * config/arm/neon.md (neon_mov): Update comment.
19874 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19876 (Um): New constraint.
19878 2009-05-15 Jan Hubicka <jh@suse.cz>
19880 Revert the following patch until testsuite fallout is fixed:
19881 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19882 * cgraph.h (struct inline_summary): New filed self_wize,
19883 size_inlining_benefit, self_time and time_inlining_benefit.
19884 (struct cgraph_global_info): Replace insns by time ans size fields.
19885 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19886 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19887 (ipcp_update_callgraph): Do not touch function bodies.
19888 * ipa-inline.c: Include except.h
19889 (MAX_TIME): New constant.
19890 (overall_insns): Remove
19891 (overall_size, max_benefit): New static variables.
19892 (cgraph_estimate_time_after_inlining): New function.
19893 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19894 (cgraph_clone_inlined_nodes): Update size.
19895 (cgraph_mark_inline_edge): Update size.
19896 (cgraph_estimate_growth): Use size info.
19897 (cgraph_check_inline_limits): Check size.
19898 (cgraph_default_inline_p): Likewise.
19899 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19900 (cgraph_decide_recursive_inlining): Check size.
19901 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19903 (cgraph_decide_inlining): Likewise.
19904 (cgraph_decide_inlining_incrementally): Likewise; honor
19905 PARAM_EARLY_INLINING_INSNS.
19906 (likely_eliminated_by_inlining_p): New predicate.
19907 (estimate_function_body_sizes): New function.
19908 (compute_inline_parameters): Use it.
19909 * except.c (must_not_throw_labels): New function.
19910 * except.h (must_not_throw_labels): Declare.
19911 * tree-inline.c (init_inline_once): Kill inlining_weigths
19912 * tree-ssa-structalias.c: Avoid uninitialized warning.
19913 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19914 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19915 (PARAM_INLINE_CALL_COST): Remove.
19916 (PARAM_EARLY_INLINING_INSNS): New.
19918 2009-05-15 Richard Guenther <rguenther@suse.de>
19920 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19921 not TODO_update_ssa.
19923 2009-05-15 Richard Guenther <rguenther@suse.de>
19925 PR tree-optimization/39999
19926 * gimple.h (gimple_expr_type): Use the expression type looking
19927 through useless conversions.
19928 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19929 (vn_nary_op_insert_stmt): Likewise.
19930 (simplify_binary_expression): Likewise.
19932 2009-05-15 Richard Guenther <rguenther@suse.de>
19934 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19935 New options, enabled by default.
19936 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19938 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19939 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19940 * tree-ssa-structalias.c (gate_tree_pta): New function.
19941 (pass_build_alias): Use it.
19943 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19945 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19946 recurse on an invariant address if a conversion from a pointer
19947 type to a wider integer type is involved.
19949 2009-05-15 Jan Hubicka <jh@suse.cz>
19951 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19952 * cgraph.h (struct inline_summary): New filed self_wize,
19953 size_inlining_benefit, self_time and time_inlining_benefit.
19954 (struct cgraph_global_info): Replace insns by time ans size fields.
19955 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19956 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19957 (ipcp_update_callgraph): Do not touch function bodies.
19958 * ipa-inline.c: Include except.h
19959 (MAX_TIME): New constant.
19960 (overall_insns): Remove
19961 (overall_size, max_benefit): New static variables.
19962 (cgraph_estimate_time_after_inlining): New function.
19963 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19964 (cgraph_clone_inlined_nodes): Update size.
19965 (cgraph_mark_inline_edge): Update size.
19966 (cgraph_estimate_growth): Use size info.
19967 (cgraph_check_inline_limits): Check size.
19968 (cgraph_default_inline_p): Likewise.
19969 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19970 (cgraph_decide_recursive_inlining): Check size.
19971 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19973 (cgraph_decide_inlining): Likewise.
19974 (cgraph_decide_inlining_incrementally): Likewise; honor
19975 PARAM_EARLY_INLINING_INSNS.
19976 (likely_eliminated_by_inlining_p): New predicate.
19977 (estimate_function_body_sizes): New function.
19978 (compute_inline_parameters): Use it.
19979 * except.c (must_not_throw_labels): New function.
19980 * except.h (must_not_throw_labels): Declare.
19981 * tree-inline.c (init_inline_once): Kill inlining_weigths
19982 * tree-ssa-structalias.c: Avoid uninitialized warning.
19983 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19984 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19985 (PARAM_INLINE_CALL_COST): Remove.
19986 (PARAM_EARLY_INLINING_INSNS): New.
19987 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19988 (inline-call-cost): Remove.
19989 (early-inlining-insns): New.
19991 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19993 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19995 (print_int_cst_bounds_in_octal_p): Likewise.
19996 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19998 * dwarf2out.c (base_type_die): Likewise.
19999 (is_subrange_type): Delete.
20000 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20001 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20002 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20003 if the destination type is boolean.
20004 (build_range_check): Do not special-case subtypes.
20005 (fold_sign_changed_comparison): Likewise.
20006 (fold_unary): Likewise.
20007 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20008 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20009 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20010 * tree.c (subrange_type_for_debug_p): New predicate based on the
20011 former is_subrange_type.
20012 * tree.h (subrange_type_for_debug_p): Declare.
20013 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20014 (convert_affine_scev): Remove call to above function.
20015 (chrec_convert_aggressive): Likewise.
20016 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20017 false for conversions involving subtypes.
20018 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20019 (vrp_val_min): Likewise.
20020 (needs_overflow_infinity): Likewise.
20021 (extract_range_from_unary_expr): Likewise.
20023 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20025 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20026 * config/frv/frv.c: Likewise.
20027 * config/s390/s390.c: Likewise.
20028 * config/sparc/sparc.h: Likewise.
20029 * config/i386/i386.h: Likewise.
20030 * config/i386/i386.c: Likewise.
20031 * config/crx/crx.c: Likewise.
20032 * config/m68hc11/m68hc11.h: Likewise.
20033 * config/iq2000/iq2000.c: Likewise.
20034 * config/mn10300/mn10300.h: Likewise.
20035 * config/mn10300/mn10300.c: Likewise.
20036 * config/m68k/m68k.c: Likewise.
20037 * config/rs6000/rs6000.c: Likewise.
20038 * config/rs6000/xcoff.h: Likewise.
20039 * config/rs6000/linux64.h: Likewise.
20040 * config/rs6000/sysv4.h: Likewise.
20041 * config/score/score3.c: Likewise.
20042 * config/score/score7.c: Likewise.
20043 * config/score/score.c: Likewise.
20044 * config/arm/arm.md: Likewise.
20045 * config/mips/mips.c: Likewise.
20046 * config/mips/mips.md: Likewise.
20047 * config/bfin/bfin.h: Likewise.
20048 * config/pa/pa.c: Likewise.
20049 * config/pa/constraints.md: Likewise.
20051 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20052 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20053 * config/pdp11/pdp11.h: Use memory_address_p instead.
20055 2009-05-14 Ian Lance Taylor <iant@google.com>
20057 * passes.c (finish_optimization_passes): Change i to int.
20058 * plugin.c (plugins_active_p): Change event to int.
20059 (dump_active_plugins): Likewise.
20060 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20062 * tree.c (tree_range_check_failed): Change c to unsigned int.
20063 (omp_clause_range_check_failed): Likewise.
20064 (build_common_builtin_nodes): Change mode to int. Add cast.
20065 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20066 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20068 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20069 ++ or -- with a variable of enum type.
20071 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20074 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20076 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20078 * store-motion.c: Do not include params.h
20079 * Makefile.in: Fix dependencies for various files.
20081 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20083 * auto-inc-dec.c: Fix pass description, remove apparent
20084 accidental duplication.
20086 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20088 PR middle-end/40147
20089 * ipa-utils.h (memory_identifier_string): Moved to ...
20090 * tree.h (memory_identifier_string): Here. Add GTY(()).
20092 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20094 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20095 in the former documentation of...
20096 (GO_IF_LEGITIMATE_ADDRESS): ... this.
20097 * ira-conflicts.c (get_dup_num): Use address_operand.
20098 * targhooks.c (default_legitimate_address_p): New.
20099 * targhooks.h (default_legitimate_address_p): New.
20100 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
20102 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
20103 * target.h (struct target): Add legitimate_address_p.
20104 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20105 (TARGET_INITIALIZER): Include it.
20107 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20108 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
20109 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
20110 (TARGET_LEGITIMATE_ADDRESS_P): New.
20112 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20113 (REG_OK_STRICT_P): Delete.
20114 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
20115 (frv_legitimate_address_p_1): ... this.
20116 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
20117 (frv_legitimate_address_p_1): ... the renamed old
20118 frv_legitimate_address_p.
20119 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
20120 (TARGET_LEGITIMATE_ADDRESS_P): New.
20122 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20123 * config/s390/s390-protos.h (legitimate_address_p): Remove.
20124 * config/s390/s390.c (legitimate_address_p): Rename to...
20125 (s390_legitimate_address_p): ... this, make static.
20126 (legitimize_address): Adjust call.
20127 (TARGET_LEGITIMATE_ADDRESS_P): New.
20128 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20130 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20131 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20132 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20133 (TARGET_LEGITIMATE_ADDRESS_P): New.
20135 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20136 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20137 * config/spu/spu.c (spu_legitimate_address): Rename to...
20138 (spu_legitimate_address_p): ... this, make static.
20139 (TARGET_LEGITIMATE_ADDRESS_P): New.
20141 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20142 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20143 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20144 (sparc_legitimate_address_p): ... this, make static and return bool.
20145 (legitimize_address): Adjust call.
20146 (TARGET_LEGITIMATE_ADDRESS_P): New.
20148 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20149 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20150 * config/i386/i386.c (legitimate_address_p): Rename to...
20151 (ix86_legitimate_address_p): ... this, make static.
20152 (constant_address_p): Move after it, adjust call.
20153 (TARGET_LEGITIMATE_ADDRESS_P): New.
20155 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20156 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20157 * config/avr/avr.c (legitimate_address_p): Rename to...
20158 (avr_legitimate_address_p): ... this, make static.
20159 (legitimize_address): Adjust call.
20160 (TARGET_LEGITIMATE_ADDRESS_P): New.
20162 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20163 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20164 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20165 (TARGET_LEGITIMATE_ADDRESS_P): New.
20167 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20168 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20169 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20170 (TARGET_LEGITIMATE_ADDRESS_P): New.
20172 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20173 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20175 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20177 (TARGET_LEGITIMATE_ADDRESS_P): New.
20179 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20180 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20182 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20184 (m68hc11_legitimate_address_p): ... this, make static.
20185 (go_if_legitimate_address_internal): Rename to...
20186 (m68hc11_legitimate_address_p_1): ... this.
20187 (legitimize_address): Adjust call.
20188 (TARGET_LEGITIMATE_ADDRESS_P): New.
20190 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20191 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20192 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20193 (TARGET_LEGITIMATE_ADDRESS_P): New.
20195 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20196 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20197 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20198 (mn10300_legitimate_address_p): ... this, make static.
20199 (TARGET_LEGITIMATE_ADDRESS_P): New.
20201 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20202 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20203 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20204 (TARGET_LEGITIMATE_ADDRESS_P): New.
20206 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20207 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20208 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20209 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20210 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20211 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20212 (rs6000_legitimate_address_p): ... this, make static.
20213 (TARGET_LEGITIMATE_ADDRESS_P): New.
20214 (REG_MODE_OK_FOR_BASE_P): Delete.
20215 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20217 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20218 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20220 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20221 static, adjust types.
20222 (TARGET_LEGITIMATE_ADDRESS_P): New.
20224 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20225 * config/score/score.c (score_address_p): Rename to...
20226 (score_legitimate_address_p): ... this.
20227 (TARGET_LEGITIMATE_ADDRESS_P): New.
20228 * config/score/score3.c (score3_address_p): Rename to...
20229 (score3_legitimate_address_p): ... this.
20230 * config/score/score7.c (score7_address_p): Rename to...
20231 (score7_legitimate_address_p): ... this.
20233 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20234 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20235 GO_IF_LEGITIMATE_ADDRESS): Delete.
20236 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20237 thumb2_legitimate_address_p): Delete.
20238 (arm_legitimate_address_p): Rename to...
20239 (arm_legitimate_address_outer_p): ... this.
20240 * config/arm/constraints.md ("Uq"): Adjust call.
20241 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20242 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20244 (arm_legitimate_address_outer_p): ... this.
20245 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20247 (TARGET_LEGITIMATE_ADDRESS_P): New.
20249 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20250 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20251 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20252 (TARGET_LEGITIMATE_ADDRESS_P): New.
20254 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20255 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20256 * config/vax/vax.c (legitimate_address_p): Rename to...
20257 (vax_legitimate_address_p): ... this, make static.
20258 (TARGET_LEGITIMATE_ADDRESS_P): New.
20260 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20261 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20262 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20263 (TARGET_LEGITIMATE_ADDRESS_P): New.
20265 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20266 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20267 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20268 (mmix_legitimate_address_p): ... this, make static.
20269 (TARGET_LEGITIMATE_ADDRESS_P): New.
20271 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20272 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20273 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20274 (TARGET_LEGITIMATE_ADDRESS_P): New.
20276 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20278 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20279 of MODE_COMPLEX_INT.
20281 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20283 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20284 LCT_NORMAL in function call.
20285 * mips-tdump.c (print_file_desc): Add cast to enum type.
20286 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20287 (mark_stabs): Add casts to enum types.
20288 (parse_stabs_common): Add casts to enum types.
20290 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20292 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20293 Check for invalid values of LETTER.
20295 2009-05-13 Taras Glek <tglek@mozilla.com>
20297 * attribs.c (register_attribute): moved out attribute registration
20298 into register_attribute.
20299 * doc/plugins.texi: Documented register_attribute and
20301 * gcc-plugin.h: Added forward decl for register_attribute.
20302 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20303 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20304 PLUGIN_ATTRIBUTES boilerplate.
20306 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20308 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20309 values even in sentinel and empty entries.
20310 (ms_printf_flag_specs): Likewise.
20311 (ms_scanf_flag_specs): Likewise.
20312 (ms_strftime_flag_specs): Likewise.
20313 (ms_print_char_table): Likewise.
20314 (ms_scan_char_table): Likewise.
20315 (ms_time_char_table): Likewise.
20317 2009-05-13 Doug Kwan <dougkwan@google.com>
20319 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20321 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20323 * config/mips/mips.md (store): Add attributes for QI and HI.
20325 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20326 (truncdi<mode>2): ... this new pattern.
20328 2009-05-13 Brad Hards <bradh@kde.org>
20330 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20332 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20333 Ben Elliston <bje@au.ibm.com>
20335 PR middle-end/40035
20336 * dse.c (check_mem_read_rtx): Guard against width == -1.
20338 2009-05-13 Michael Matz <matz@suse.de>
20340 PR middle-end/39976
20341 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20342 (trivially_conflicts_p): New function.
20343 (insert_backedge_copies): Use it.
20345 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20347 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20348 (handle_stdc_pragma): Use new enum constant names.
20349 (handle_pragma_float_const_decimal64): Ditto.
20351 2009-05-13 Ian Lance Taylor <iant@google.com>
20353 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20356 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20358 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20359 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20361 * config/m68k/m68k.h (FL_UCLINUX): Define.
20363 2009-05-13 Jan Hubicka <jh@suse.cz>
20365 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20367 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20369 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20370 unless -fschedule-insns is specified.
20372 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20375 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20376 TARGET_EXPAND_CBRANCHDI4.
20377 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20378 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20379 (cmpeqdi): Fix comment.
20381 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20383 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20384 (sh_legitimate_address_p): Likewise.
20385 * config/sh/sh.c (sh_legitimate_index_p): New.
20386 (sh_legitimate_address_p): Likewise.
20387 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20388 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20389 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20390 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20391 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20392 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20393 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20394 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20395 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20397 2009-05-12 Jan Hubicka <jh@suse.cz>
20399 * tree-inline.c (estimate_operator_cost): Add operands;
20400 when division happens by constant, it is cheap.
20401 (estimate_num_insns): Loads and stores are not having cost of 0;
20402 EH magic stuff is cheap; when computing runtime cost of switch,
20403 use log2 base of amount of its cases; builtin_expect has cost of 0;
20404 compute cost for moving return value of call.
20405 (init_inline_once): Initialize time_based flags.
20406 * tree-inline.h (eni_weights_d): Add time_based flag.
20408 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20410 * df-core.c: Update head documentation.
20412 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20415 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20416 shadowing exisiting variable op1.
20418 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20421 * config/i386/driver-i386.c (processor_signatures): New enum.
20422 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20423 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20424 processor signature to detect geode processor.
20426 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20430 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20432 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20433 causes spurious differences between trunk and cond-optab branch.
20435 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20437 * dojump.c (compare_from_rtx): Delete.
20438 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20439 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20440 if the comparison does not satisfy the predicate; test predicates for
20441 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20442 further if one existing pattern fails.
20443 * expr.h (compare_from_rtx): Delete.
20444 (prepare_operand): Declare it.
20445 * optabs.c: Change "lib call" to "libcall" throughout.
20446 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20447 HAVE_conditional_trap, emit_cmp_insn): Delete.
20448 (can_compare_p): Delete cmp_optab case.
20449 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20450 Accept other parameters by value.
20451 (prepare_operand): Make non-static.
20452 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20453 other parameters by value. Try to widen operands here based on
20454 an optab_methods argument and looking at cbranch_optab.
20455 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20456 loop. Use cbranch_optab directly.
20457 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20458 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20460 (emit_conditional_move, emit_conditional_add): Inline what's needed
20461 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20462 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20463 with COMPARE. Move cmov_optab and cstore_optab above
20464 with cbranch_optab, move cmp_optab down with ucmp_optab,
20465 remove tst_otpab. Do not initialize trap_rtx.
20466 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20467 for trap code. Do not check HAVE_conditional_trap. Use
20468 prepare_cmp_insn. Accept no predicate for operand 3.
20469 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20470 (OTI_ctrap, ctrap_optab): New.
20471 (tst_optab): Delete.
20472 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20473 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20474 with lookup of ctrap_optab.
20475 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20477 (ctrap_optab): New.
20479 * combine.c (combine_simplify_rtx, simplify_set): Do not
20480 special case comparing against zero for cc0 machines.
20481 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20482 COMPARE on cc0 machines.
20483 (simplify_relational_operation): Return a new expression when
20484 a COMPARE could be removed.
20485 * final.c (final_scan_insn): Compare cc_status values
20486 against LHS of a (compare FOO (const_int 0)) cc0 source.
20487 Also check if cc_status.value is the full compare.
20489 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20490 (cstoreMM4): Document.
20491 (conditional_trap): Document ctrapMM4 instead.
20492 (sync_compare_and_swapMM): Refer to cbranchcc4.
20493 (Dependent Patterns): Eliminate obsolete information referring to
20494 the old jump optimization phase.
20495 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20496 of compares with 0 on cc0 machines.
20497 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20498 avoiding references to cc0. Remove text about storing operands
20500 * doc/tm.texi (Condition Codes): Include blurb on different
20501 condition code representations, separate into subsections for
20502 CC0, MODE_CC and conditional execution.
20504 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20505 alpha_emit_setcc): Accept operands and a machine mode.
20506 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20507 Get code/op0/op1 from operands, use machine mode argument
20508 instead of alpha_compare.fp_p. Emit the branch here.
20509 (alpha_emit_setcc): Likewise, and return boolean.
20510 (alpha_emit_conditional_move): Likewise. Assert that
20511 cmp_op_mode == cmp_mode, and simplify accordingly.
20512 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20513 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20514 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20516 (stack probe test): Use cbranchdi4.
20517 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20519 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20520 * config/arc/arc.h (movsicc, movsfcc): Use it.
20521 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20522 (cbranchsi4, cstoresi4): New.
20523 (cmpsi, bCC and sCC expanders): Remove.
20525 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20526 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20527 * config/arm/predicates.md (arm_comparison_operator): Only include
20528 floating-point operators if there is a hardware floating-point unit.
20529 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20530 deferring to cbranch_cc and cstore_cc respectively.
20531 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20532 cbranch_cc, cstore_cc): New.
20533 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20535 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20537 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20538 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20540 (adjust_insn_length): Adjust calls.
20541 (avr_reorg): Handle (compare (foo) (const_int 0)).
20542 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20543 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20544 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20545 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20547 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20548 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20550 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20551 (cbranchsi4, cstorebi4, cstoresi4): New.
20552 (movbisi): This insn is duplicate, split it to zero_extend.
20553 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20554 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20555 (bfin_optimize_loop): Use cbranch expander.
20556 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20557 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20558 (bfin_bimode_comparison_operator): ... this.
20559 (bfin_direct_comparison_operator): New.
20561 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20562 inside (compare FOO (const_int 0)).
20563 (cris_rtx_costs): Handle ZERO_EXTRACT.
20564 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20565 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20566 (*tstdi_v32): Delete.
20567 (*cmpdi_non_v32): Add M alternative for operand 1.
20568 (cmpsi, cmp<mode>): Make private.
20569 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20571 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20573 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20574 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20575 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20576 (cc_reg_operand): New.
20577 (any_cond): Delete.
20578 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20579 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20580 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20581 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20582 crx_expand_scond): Delete.
20584 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20586 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20587 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20589 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20590 cstoresi4, cstoresf4, cstoredf4): New.
20591 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20592 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20593 Receive the entire operands array.
20594 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20595 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20596 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20597 Get test/op0/op1 from the operands array.
20598 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20600 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20601 (h8300_expand_store): New.
20602 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20604 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20605 (h8300_expand_store): New.
20606 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20607 or do not try to produce (set (cc0) REG).
20608 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20609 change a compare into a move to a scratch register. Disable some
20610 peepholes when comparing with zero.
20611 (tstsi, tsthi, tstsi, cmpqi): Make private.
20613 (bCC, sCC): Delete.
20614 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20617 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20618 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20619 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20620 (ix86_emit_i387_log1p): Use cbranchxf2.
20621 (ix86_expand_setcc): Return void.
20622 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20623 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20624 cmp<MODEF>, cmpcc): Remove.
20625 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20626 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20627 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20628 (sCC and bCC expanders): Remove.
20629 (stack_protect_test): Use cbranchcc4.
20631 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20633 (ia64_expand_compare): Accept three rtx by reference and return void.
20634 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20635 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20636 from *expr. Update *expr with the BImode comparison to do.
20637 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20638 cmptf, bCC, sCC, conditional_trap): Delete.
20639 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20640 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20641 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20642 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20643 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20645 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20646 type of last argument.
20647 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20648 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20649 use machine mode argument instead of branch_type. Remove dead
20650 code for floating-point comparisons.
20651 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20652 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20654 (cbranchsi4, cstoresi4): New.
20655 * config/iq2000/predicates.md (reg_or_const_operand): New.
20657 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20658 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20659 (b<code>_op): Rewrite to...
20660 (bcc_op): ... this, using match_operator.
20661 (s<code>_op): Rewrite to...
20662 (scc_op): ... this, using match_operator.
20663 (s<code>_24_op): Rewrite to...
20664 (scc_op_24): ... this, using match_operator.
20665 (s<code>_<mode>): Rewrite to...
20666 (cstore<mode>4): ... this, using match_operator.
20667 (s<code>_<mode>_24): Rewrite to...
20668 (cstore<mode>4_24): ... this, using match_operator.
20669 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20670 m32c_unpend_compare, m32c_expand_scc): Delete.
20671 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20672 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20673 (m32c_expand_movcc): Change NE to EQ if necessary.
20674 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20676 * config/m32r/m32r-protos.h (gen_cond_store): New.
20677 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20678 (gen_cond_store): New, from sCC patterns.
20679 (m32r_expand_block_move): Use cbranchsi4.
20680 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20681 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20682 (cbranchsi4, cstoresi4): New.
20684 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20686 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20687 (m68hc11_notice_update_cc): Look into a compare with 0.
20688 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20690 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20691 cmphi, cmpqi, bCC): Delete.
20692 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20693 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20694 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20697 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20698 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20699 * config/m68k/constraints.md (H): New.
20700 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20701 the define_insn below.
20702 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20703 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20704 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20705 patterns): Wrap RHS with COMPARE.
20706 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20707 (*cmpdi_internal): Name this pattern.
20708 (cmpdi): Change to define_insn.
20709 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20710 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20711 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20713 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20714 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20715 (conditional_trap): Change to...
20716 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20717 (*conditional_trap): Use the ordered_comparison_operator and
20718 const1_operand predicates.
20719 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20720 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20721 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20722 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20724 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20725 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20726 (mcore_gen_compare): New.
20727 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20728 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20729 (mcore_gen_compare): ... this.
20730 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20731 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20732 (stack probe pattern): Use cbranchsi4.
20734 * config/mips/predicates.md (mips_cstore_operator): New.
20735 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20736 * config/mips/mips.md (any_cond): Delete.
20737 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20739 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20740 fixuns_truncsfdi2): Use cbranch patterns.
20741 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20742 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20743 Adjust call to mips_expand_conditional_branch.
20744 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20746 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20747 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20748 * config/mips/mips.c (cmp_operands): Delete.
20749 (mips_emit_compare): Get comparison operands from *op0/*op1.
20750 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20751 that it succeeds. Use op0/op1 instead of cmp_operands.
20752 (mips_expand_conditional_branch, mips_expand_conditional_move,
20753 mips_expand_conditional_trap): Likewise.
20754 (mips_block_move_loop): Use cbranch patterns.
20755 * config/mips/mips.h (cmp_operands): Delete.
20757 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20758 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20759 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20760 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20761 (*cmpcc_folded): Rename to...
20762 (*cmpdi_folded): this.
20763 (*cmpcc): Rename to...
20765 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20768 (cbranchdf4): New. Handle invalid comparisons here.
20769 * config/mmix/predicates.md (float_comparison_operator): New.
20771 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20772 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20773 * config/mn10300/mn10300.md (tst): Delete.
20774 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20775 Name these patterns and wrap RHS in a compare.
20776 (*cmpsi): Make this pattern private. Include tst.
20777 (*cmpsf): Make this pattern private.
20778 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20779 (compare with zero peepholes): Likewise.
20781 (cbranchsi4, cbranchsf4): New.
20782 (casesi): Use cbranchsi4.
20784 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20785 hppa_branch_type): Delete.
20786 (return_addr_rtx): Use cbranchsi4.
20787 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20788 Emit CCFPmode comparison here.
20789 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20790 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20791 hppa_branch_type): Delete.
20792 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20793 (movsicc, movdicc): Remove references to hppa_compare_op0,
20794 hppa_compare_op1 and compare_from_rtx.
20795 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20796 (casesi): Use cbranchsi4.
20798 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20799 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20800 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20801 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20802 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20804 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20805 (*branch, *branch_inverted): New.
20807 * config/picochip/picochip.md (cbranchhi4): Use
20808 ordered_comparison_operator.
20809 (cmphi, bCC): Remove.
20811 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20812 (trap_comparison_operator): Delete.
20813 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20814 rs6000_emit_cbranch): Accept mode and operands.
20815 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20816 rs6000_compare_fp_p): Delete.
20817 (rs6000_generate_compare): Accept mode and comparison. Extract code
20818 and op0/op1 from there. Replace references to rs6000_compare_op0
20819 and rs6000_compare_op1.
20820 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20821 extract result from passed operands.
20822 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20823 extract loc from passed operands.
20824 (rs6000_emit_cmove): Likewise.
20825 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20826 rs6000_compare_fp_p): Delete.
20827 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20828 (cbranch<GPR>4, cbranch<FP>4): New.
20829 (cstore<mode>4): New. Consolidate here all choices about when to use
20830 portable or specialized sCC sequences.
20831 (stack_protect_test): Use cbranchsi4.
20832 (conditional_trap): Replace with ctrap<GPR>4.
20833 (conditional trap insn): Replace trap_comparison_operator with
20834 ordered_comparison_operator.
20836 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20837 (s390_emit_prologue): Use ctrap.
20838 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20839 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20840 New predicates replacing...
20841 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20842 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20843 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20844 (add<mode>cc): Do not use s390_compare_op0/op1.
20845 (s<code>): Change to...
20846 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20847 (seq): Change to...
20848 (cstorecc4): ... this. Handle EQ or NE equally.
20849 (*sne): Un-privatize for use in cstorecc4.
20850 (b<code>): Change to...
20851 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20852 (conditional_trap): Replace with...
20853 (ctrap<GPR>4, ctrap<FP>4): ... these.
20854 (stack_protect): Use cbranchcc4.
20856 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20857 * config/score/score-protos.h (score_gen_cmp): Delete.
20858 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20859 (score_block_move-loop): Use cbranchsi4.
20860 * config/score/score.md (cbranchsi4): New.
20861 (cmpsi, bCC): Delete.
20862 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20863 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20864 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20865 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20866 * config/score/score3.h (score3_gen_cmp): Delete.
20867 * config/score/score7.h (score7_gen_cmp): Delete.
20869 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20870 (sh_emit_scc_to_t): ... this. Return void.
20871 (from_compare): Rename to...
20872 (sh_emit_compare_and_branch): ... this.
20873 (sh_emit_compare_and_set): New.
20874 (sh_expand_t_scc): Accept operands.
20875 * config/sh/predicates.md (sh_float_comparison_operator): New.
20876 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20877 (prepare_scc_operands): Rename to...
20878 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20880 (sh_emit_cheap_store_flag): New.
20881 (sh_emit_set_t_insn): New.
20882 (from_compare): Rename to...
20883 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20884 handling of TARGET_SH2E floating point to avoid recursive call.
20885 Generate branch here.
20886 (sh_emit_compare_and_set): New.
20887 (sh_expand_t_scc): Get op0/op1 from arguments.
20888 (sh_emit_cheap_store_flag): New.
20889 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20891 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20892 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20893 (movsicc, movdicc): Do nothing when it recreated operands from
20894 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20895 prepare_scc_operands (now sh_emit_scc_to_t).
20896 (udivdi3): Use cstoresi4.
20897 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20898 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20899 (cbranchint4_media, cbranchfp4_media): New.
20900 (casesi): Use cbranchdi4.
20901 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20903 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20904 (movnegt): Remove second operand.
20905 (cbranchsf4, cbranchdf4): New.
20906 (stack_protect): Use cbranchdi4/cbranchsi4.
20908 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20909 (gen_compare_reg): Accept comparison, extract part of it to...
20910 (gen_compare_reg_1): ... this.
20911 (gen_compare_operator): Delete.
20912 (gen_v9_scc): Accept separate destination, comparison code and arms.
20913 Do not use sparc_compare_op0/sparc_compare_op1.
20914 (emit_scc_insn, emit_conditional_branch_insn): New.
20915 (emit_v9_brxx): Make static. Remove useless assertion.
20916 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20918 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20919 * config/sparc/sparc-protos.h (gen_compare_reg,
20920 sparc_emit_float_lib_cmp): Adjust prototype.
20921 (emit_scc_insn, emit_conditional_branch_insn): New.
20922 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20923 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20924 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20925 iterators to the top.
20926 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20927 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20928 snedi_special_trunc): Delete.
20929 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20930 and snedi_special_trunc.
20931 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20932 cbranchdi4, cbranch<F:mode>4): New.
20933 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20934 here. Use gen_compare_reg instead of gen_compare_operator.
20935 (conditional_trap): Replace with...
20936 (ctrapsi4, ctrapdi4): ... this.
20937 (stack_protect_test): Use cbranchcc4.
20939 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20941 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20942 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20943 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20944 from operands[0] or operands[3] depending on is_set.
20945 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20946 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20947 cmpdf, bCC), sCC: Remove.
20948 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20949 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20951 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20952 spu_emit_branch_or_set.
20954 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20956 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20957 xstormy16_compare_op1): Delete.
20958 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20959 xstormy16_compare_op1): Delete.
20960 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20962 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20963 (cmphi, cmpsi, bCC): Remove.
20965 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20966 (*cmpsi): ... this one.
20967 (cbranchsi4, cstoresi4): New.
20968 (bCC expanders): Delete.
20969 (sCC insns): Fold into...
20970 (*setcc): ... this one.
20971 (casesi): Do not use gen_cmpsi and gen_bgtu.
20972 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20973 (movsicc): Simplify.
20974 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20976 * config/vax/vax-protos.h (cond_name): New.
20977 (vax_output_conditional_branch): Remove.
20978 * config/vax/vax.c (cond_name): New.
20979 (vax_output_conditional_branch): Remove.
20980 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20981 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20982 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20983 (bit<VAXint>): Wrap source with (compare).
20984 (b<code> and following unnamed pattern): Rename to *branch and
20985 *branch_reversed. Change macroization to match_operator.
20986 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20988 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20989 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20990 Change last argument to machine_mode.
20991 (xtensa_expand_scc): Add machine_mode argument.
20992 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20993 (gen_conditional_move, xtensa_expand_conditional_branch,
20994 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20995 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20996 Adjust operand numbers.
20997 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20999 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21000 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21001 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21003 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21005 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21006 causes spurious differences between trunk and cond-optab branch.
21008 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21011 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21013 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21015 * tree.c (iterative_hash_pointer): Delete.
21016 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21017 Hash UIDs and versions of SSA names. Don't special-case built-in
21018 function declarations.
21020 2009-05-11 Ian Lance Taylor <iant@google.com>
21023 * graphite.c: Force -Wc++-compat to only be a warning before
21024 #including "cloog/cloog.h".
21026 2009-05-11 Martin Jambor <mjambor@suse.cz>
21028 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21030 2009-05-11 Jan Hubicka <jh@suse.cz>
21032 * tree-ssa-loop-ivcanon.c: Include target.h
21033 (struct loop_size): new structure.
21034 (constant_after_peeling): New predicate.
21035 (tree_estimate_loop_size): New function.
21036 (estimated_unrolled_size): Rewrite for new estimates.
21037 (try_unroll_loop_completely): Use new estimates.
21038 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21040 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21042 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21043 libcpp interface change.
21044 (spu_macro_to_expand): Likewise.
21046 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21048 PR tree-optimization/40026
21049 * gimplify.c (gimplify_init_constructor): Change initial conditional
21050 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21051 optimize_compound_literals_in_ctor.
21053 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21055 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21057 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21059 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21061 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21062 HOST_WIDE_INT for gap.
21064 2009-05-11 Ira Rosen <irar@il.ibm.com>
21066 PR tree-optimization/40074
21067 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21068 account in group size and step comparison.
21070 2009-05-11 Richard Guenther <rguenther@suse.de>
21072 * passes.c (init_optimization_passes): Strip now incorrect comment.
21073 (execute_function_todo): Do not set PROP_alias.
21074 * tree-pass.h (PROP_alias): Remove.
21075 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21076 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21077 * tree-nrv.c (pass_return_slot): Likewise.
21078 * tree-object-size.c (pass_object_sizes): Likewise.
21079 * tree-ssa-dom.c (pass_dominator): Likewise.
21080 (pass_phi_only_cprop): Likewise.
21081 * tree-ssa-dse.c (pass_dse): Likewise.
21082 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21083 (pass_cselim): Likewise.
21084 * tree-ssa-pre.c (pass_pre): Likewise.
21085 (pass_fre): Likewise.
21086 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21087 * tree-ssa-sink.c (pass_sink_code): Likewise.
21088 * tree-stdarg.c (pass_stdarg): Likewise.
21089 * tree-tailcall.c (pass_tail_calls): Likewise.
21090 * tree-vrp.c (pass_vrp): Likewise.
21092 2009-05-10 Ian Lance Taylor <iant@google.com>
21094 * basic-block.h (enum profile_status): Break out of struct
21095 control_flow_graph.
21096 * cgraph.h (struct inline_summary): Break out of struct
21098 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
21099 of struct cgraph_order_sort.
21100 * combine.c (enum undo_kind): New enum, broken out of struct undo.
21101 * cse.c (struct branch_path): Break out of struct
21102 cse_basic_block_data.
21103 * except.h (enum eh_region_type): Break out of struct eh_region.
21104 * gcc.c (enum add_del): Break out of struct modify_target.
21105 * genrecog.c (enum decision_type): Break out of struct decision_test.
21106 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
21108 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
21109 * regmove.c (enum match_use): New enum, broken out of struct match.
21110 * sched-int.h (enum post_call_group): New enum, broken out of
21112 (struct deps_reg): Break out of struct deps.
21113 * target.h (struct asm_int_op): Break out of struct gcc_target.
21114 * tree-eh.c (struct goto_queue_node): Break out of struct
21116 * tree-inline.h (enum copy_body_cge_which): Break out of
21118 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
21120 * c-decl.c (in_struct, struct_types): New static variables.
21121 (pushtag): Add loc parameter. Change all callers.
21122 (lookup_tag): Add ploc parameter. Change all callers.
21123 (check_compound_literal_type): New function.
21124 (parser_xref_tag): Add loc parameter. Change all callers. If
21125 -Wc++-compat, warn about struct/union/enum types defined within a
21127 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21128 and loc parameters. Change all callers. Change error calls to
21129 error_at, using loc. For a redefinition, if the location of the
21130 original definition is known, report it. Set in_struct and
21131 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21132 (finish_struct): Add new parameters enclosing_in_struct and
21133 enclosing_struct_types. Change all callers. Set
21134 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21135 in the struct. If in a struct, add this struct to struct_types.
21136 (start_enum): Add loc parameter. Change all callers. Use
21137 error_at for errors, using loc. For a redefinition, if the
21138 location of the original definition is known, report it. If in a
21139 struct, add this enum type to struct_types. If -Wc++-compat warn
21140 if in sizeof, typeof, or alignof.
21141 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21142 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21143 (c_parser_enum_specifier): Get enum location for start_enum.
21144 (c_parser_struct_or_union_specifier): Get struct location for
21145 start_struct. Save in_struct and struct_types status between
21146 start_struct and finish_struct.
21147 (c_parser_cast_expression): Get location of cast.
21148 (c_parser_alignof_expression): Get location of type.
21149 (c_parser_postfix_expression): Likewise.
21150 (c_parser_postfix_expression_after_paren_type): Add type_loc
21151 parameter. Change all callers. Call check_compound_literal_type.
21152 Use type_loc for error about variable size type.
21153 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21154 of an enum constant from an enum type defined in a struct or union.
21155 (c_cast_expr): Add loc parameter. Change all callers. If
21156 -Wc++-compat, warn about defining a type in a cast.
21157 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21158 (start_enum, start_struct, finish_struct): Update declarations.
21159 (parser_xref_tag, c_cast_expr): Update declarations.
21160 (check_compound_literal_type): Declare.
21162 2009-05-11 Ben Elliston <bje@au.ibm.com>
21164 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21165 for recent libcpp interface change.
21166 (rs6000_macro_to_expand): Likewise.
21168 2009-05-10 Michael Matz <matz@suse.de>
21171 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21172 not at entry of function.
21174 2009-05-10 Richard Guenther <rguenther@suse.de>
21176 PR tree-optimization/40081
21178 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21179 using the main variant of the element type. Do not fiddle with
21180 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21182 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21183 structs with volatile fields.
21185 2009-05-10 Jan Hubicka <jh@suse.cz>
21187 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21188 (estimate_move_cost): Assert that it does not get called for
21190 (estimate_num_insns): Skip VOID types in argument handling.
21191 (optimize_inline_calls): Delete unreachable blocks and verify that
21192 callgraph is valid.
21194 2009-05-10 Jan Hubicka <jh@suse.cz>
21196 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21197 * cgraph.c (cgraph_mark_address_taken_node): New function.
21198 (dump_cgraph_node): Dump new flag.
21199 * cgraph.h (struct cgraph_node): Add address_taken.
21200 (cgraph_mark_address_taken_node): New function.
21201 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21202 since new direct calls can be born.
21204 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21206 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21207 tok->val.node.node.
21209 2009-05-10 Jan Hubicka <jh@suse.cz>
21211 PR middle-end/40084
21212 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21214 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21215 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21216 * tree-inline.c (copy_bb): Set frequency correctly.
21217 (fold_marked_statements): Update call to
21218 cgraph_update_edges_for_call_stmt.
21220 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21222 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21223 identifiers in diagnostics.
21224 * config/arm/arm.c (arm_handle_fndecl_attribute,
21225 arm_handle_isr_attribute): Likewise.
21226 * config/avr/avr.c (avr_handle_progmem_attribute,
21227 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21228 * config/bfin/bfin.c (handle_int_attribute,
21229 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21230 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21231 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21233 * config/darwin.c (darwin_handle_kext_attribute,
21234 darwin_handle_weak_import_attribute): Likewise.
21235 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21236 h8300_handle_eightbit_data_attribute,
21237 h8300_handle_tiny_data_attribute): Likewise.
21238 * config/i386/i386.c (ix86_handle_cconv_attribute,
21239 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21240 * config/i386/winnt.c (ix86_handle_shared_attribute,
21241 ix86_handle_selectany_attribute): Likewise.
21242 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21243 * config/m32c/m32c.c (function_vector_handler): Likewise.
21244 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21245 m68hc11_handle_fntype_attribute): Likewise.
21246 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21247 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21248 * config/mips/mips.c (mips_insert_attributes,
21249 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21250 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21251 rs6000_handle_struct_attribute): Likewise.
21252 * config/sh/sh.c (sh_insert_attributes,
21253 sh_handle_resbank_handler_attribute,
21254 sh_handle_interrupt_handler_attribute,
21255 sh2a_handle_function_vector_handler_attribute,
21256 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21258 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21259 * config/spu/spu.c (spu_handle_fndecl_attribute,
21260 spu_handle_vector_attribute): Likewise.
21261 * config/stormy16/stormy16.c
21262 (xstormy16_handle_interrupt_attribute): Likewise.
21263 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21264 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21266 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21268 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21269 (pp_translate_identifiers): New.
21270 (pp_identifier): Only conditionally translate identifier to locale
21272 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21273 (pp_base_tree_identifier): Only conditionally translate identifier
21274 to locale character set.
21275 * c-pretty-print.c (M_): Define.
21276 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21277 fragments for conditional translation with M_.
21278 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21279 identifier translation.
21281 2009-05-10 Richard Guenther <rguenther@suse.de>
21283 PR tree-optimization/40081
21284 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21285 using the main variant of the element type. Do not fiddle with
21286 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21288 2009-05-09 Jan Hubicka <jh@suse.cz>
21290 PR middle-end/40080
21291 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21292 indirect calls; verify cgraph afterwards.
21294 2009-05-09 Jan Hubicka <jh@suse.cz>
21297 * ipa.c (update_inlined_to_pointer): New function.
21298 (cgraph_remove_unreachable_nodes): Use it.
21300 2009-05-09 Jan Hubicka <jh@suse.cz>
21302 * tree-eh.c (struct leh_state): Remove prev_try.
21303 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21304 not track prev_try.
21305 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21306 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21307 remove_eh_handler_and_replace, foreach_reachable_handler,
21308 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21309 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21310 (gen_eh_region_cleanup): Update prototype.
21312 2009-05-09 Jan Hubicka <jh@suse.cz>
21314 PR middle-end/40043
21315 * except.c (copy_eh_region): Always set prev_try.
21316 (redirect_eh_edge_to_label): Find outer try.
21317 (foreach_reachable_handler): When looking for prev try
21318 handle case where previous try is not going to be taken.
21320 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21322 PR tree-optimization/40049
21323 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21324 only vector/vector shifts, convert the type of the constant to the
21325 appropriate type to avoid building incorrect trees, which
21326 eventually have problems with garbage collection.
21328 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21330 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21331 -1 for complex floating-point types if honoring signed zeros.
21333 2009-05-08 Jan Hubicka <jh@suse.cz>
21335 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21336 argument; handle correctly when profile is absent.
21337 (build_cgraph_edges): Update.
21338 (rebuild_cgraph_edges): Update.
21339 * cgraph.c: Do not include varray.h.
21340 (cgraph_set_call_stmt_including_clones): New function.
21341 (cgraph_create_edge_including_clones): Likewise
21342 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21343 (cgraph_update_edges_for_call_stmt): Handle clones.
21344 (cgraph_remove_node): Handle clone tree.
21345 (cgraph_remove_node_and_inline_clones): New function.
21346 (dump_cgraph_node): Dump clone tree.
21347 (cgraph_clone_node): Handle clone tree.
21348 (clone_function_name): Bring here from tree-inline.c.
21349 (cgraph_create_virtual_clone): New function.
21350 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21351 (cgraph_clone_info): New function.
21352 (strut cgraph_node): Add clone_info and new clone tree pointers.
21353 (cgraph_remove_node_and_inline_clones,
21354 cgraph_set_call_stmt_including_clones,
21355 cgraph_create_edge_including_clones,
21356 cgraph_create_virtual_clone): Declare.
21357 (cgraph_function_versioning): Use VEC argument.
21358 (compute_call_stmt_bb_frequency): Update prototype.
21359 (cgraph_materialize_all_clones): New function.
21360 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21361 (ipcp_create_replace_map): Update to VECtors.
21362 (ipcp_update_callgraph): Use virtual clones.
21363 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21364 (ipcp_update_profiling): Do not update local profiling.
21365 (ipcp_insert_stage): Use VECtors and virtual clones.
21366 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21367 (clone_of_p): New function.
21368 (cgraph_preserve_function_body_p): Use clone tree.
21369 (cgraph_optimize): Materialize clones.
21370 (cgraph_function_versioning): Update for VECtors.
21371 (save_inline_function_body): Use clone tree.
21372 (cgraph_materialize_clone): New function.
21373 (cgraph_materialize_all_clones): Likewise.
21374 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21375 * ipa.c: Include gimple.h.
21376 (cgraph_remove_unreachable_nodes): Use clone tree.
21377 * ipa-prop.c (ipa_note_param_call): Update call to
21378 compute_call_stmt_bb_frequencycall.
21379 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21380 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21381 (copy_bb): Handle updating of clone tree; add new edge when new call
21383 (expand_call_inline): Be strict about every call having edge.
21384 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21385 (delete_unreachable_blocks_update_callgraph): New function.
21386 (tree_function_versioning): Use VECtors; always remove unreachable
21387 blocks and fold conditionals.
21388 * tree-inline.h: Do not include varray.h.
21389 (tree_function_versioning): Remove.
21390 * Makefile.in (GTFILES): Remove tree-inline.c
21391 * passes.c (do_per_function): Do only functions having body.
21392 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21395 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21396 Andrew Morrow <acm@google.com>
21399 * c-common.c (c_common_attribute_table): Permit deprecated
21400 attribute to take an optional argument.
21401 (handle_deprecated_attribute): If the optional argument to
21402 __attribute__((deprecated)) is not a string ignore the attribute
21403 and emit a warning.
21405 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21406 * c-typeck.c (build_component_ref): Likewise.
21407 (build_external_ref): Likewise.
21409 * toplev.c (warn_deprecated_use): Add an attribute argument.
21410 Emit the message associated with __attribute__((deprecated)).
21412 * toplev.h (warn_deprecated_use): Updated.
21414 * doc/extend.texi: Document new optional parameter to
21415 __attribute__((deprecated))
21417 2009-05-08 Michael Eager <eager@eagercon.com>
21419 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21420 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21422 2009-05-08 Richard Guenther <rguenther@suse.de>
21424 PR tree-optimization/40062
21425 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21426 Avoid exponential behavior.
21428 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21430 PR rtl-optimization/33928
21432 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21433 process_uses, build_single_def_use_links): New.
21434 (update_df): Update use_def_ref.
21435 (forward_propagate_into): Use get_def_for_use instead of use-def
21437 (fwprop_init): Call build_single_def_use_links and let it initialize
21439 (fwprop_done): Free use_def_ref.
21440 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21441 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21442 df_rd_simulate_one_insn): New.
21443 (df_rd_bb_local_compute_process_def): Update head comment.
21444 (df_chain_create_bb): Use the new RD simulation functions.
21445 * df.h (df_rd_simulate_artificial_defs_at_top,
21446 df_rd_simulate_one_insn): New.
21447 * opts.c (decode_options): Enable fwprop at -O1.
21448 * doc/invoke.texi (-fforward-propagate): Document this.
21450 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21453 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21454 and one complex operand specially.
21455 * tree-complex.c (some_nonzerop): Do not identify a real value as
21456 zero if flag_signed_zeros.
21458 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21460 PR rtl-optimization/33928
21461 * loop-invariant.c (record_use): Fix && vs. || mishap.
21463 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21465 PR rtl-optimization/33928
21466 * loop-invariant.c (struct use): Add addr_use_p.
21467 (struct def): Add n_addr_uses.
21468 (struct invariant): Add cheap_address.
21469 (create_new_invariant): Set cheap_address.
21470 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21471 (record_uses): Pass df_ref to record_use.
21472 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21475 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21477 * config/sh/sh.c: Do not include c-pragma.h.
21479 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21481 * config/spu/spu.c: Remove include of c-common.h.
21483 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21486 * c-common.h (mark_valid_location_for_stdc_pragma,
21487 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21488 clear_float_const_decimal64, float_const_decimal64_p): New.
21489 * c.opt (Wunsuffixed-float-constants): New.
21490 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21491 unsuffixed float constant, handle new warning.
21492 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21493 * c-decl.c (c_scope): New flag float_const_decimal64.
21494 (set_float_const_decimal64, clear_float_const_decimal64,
21495 float_const_decimal64_p): New.
21496 (push_scope): Set new flag.
21497 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21498 to use STDC pragmas.
21499 (c_parser_external_declaration): Ditto.
21500 (c_parser_compound_statement_nostart): Ditto.
21501 * c-pragma.c (valid_location_for_stdc_pragma,
21502 mark_valid_location_for_stdc_pragma,
21503 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21504 handle_pragma_float_const_decimal64): New.
21505 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21506 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21507 set_float_const_decimal64, clear_float_const_decimal64,
21508 float_const_decimal64_p): New dummy functions.
21509 * doc/extend.texi (Decimal Float): Remove statement that the
21510 pragma, and suffix for double constants, are not supported.
21511 * doc/invoke.texi (Warning Options): List new option.
21512 (-Wunsuffixed-float-constants): New.
21514 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21516 * config/i386/i386.c: Do not include c-common.h.
21518 2009-05-07 Mark Heffernan <meheff@google.com>
21520 * doc/invoke.texi (Debugging Options): Document change of debugging
21522 * opts.c (decode_options): Make dump_base_name relative to
21523 aux_base_name directory.
21525 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21527 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21528 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21530 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21532 * Makefile.in (install-plugin): Simplify a bit.
21534 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21536 * Makefile.in (OBJS-common): Add regcprop.o.
21538 * timevar.def (TV_CPROP_REGISTERS): New.
21539 * regrename.c (regrename_optimize): Return 0.
21540 (rest_of_handle_regrename): Delete.
21541 (pass_rename_registers): Point to regrename_optimize.
21542 (struct value_data_entry, struct value_data,
21543 kill_value_one_regno, kill_value_regno, kill_value,
21544 set_value_regno, init_value_data, kill_clobbered_value,
21545 kill_set_value, kill_autoinc_value, copy_value,
21546 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21547 replace_oldest_value_reg, replace_oldest_value_addr,
21548 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21549 debug_value_data, validate_value_data): Move...
21550 * regcprop.c: ... here.
21551 (rest_of_handle_cprop): Delete.
21552 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21554 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21556 PR middle-end/40057
21557 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21558 GEN_INT for 1 << bitnum.
21559 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21560 build_int_cst_type.
21562 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21564 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21565 Remove wrong description of "nand" operation.
21567 2009-05-06 Richard Guenther <rguenther@suse.de>
21568 Adam Nemet <anemet@caviumnetworks.com>
21570 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21571 comment. Add that if LHS is not a gimple register, then RHS1 has
21572 to be a single object (GIMPLE_SINGLE_RHS).
21574 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21576 * expr.c (get_def_for_expr): Move it up in the file.
21577 (store_field): When expanding a bit-field store, look at the
21578 defining gimple stmt for the masking conversion.
21580 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21582 PR middle-end/39986
21583 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21584 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21585 32-bit memcpy into long.
21587 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21589 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21590 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21592 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21593 instead of appending DW_OP_deref*.
21595 2009-05-06 Michael Matz <matz@suse.de>
21597 PR middle-end/40021
21598 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21599 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21601 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21603 * Makefile.in (install-plugin): Fix srcdir handling.
21605 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21607 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21608 when processing for not_regs_needed bitmap.
21609 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21610 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21611 handling it for rhs.
21613 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21615 * config/i386/i386.md (unnamed inc/dec peephole): Use
21616 optimize_insn_for_size_p instead of optimize_size.
21617 * config/i386/predicates.md (incdec_operand): Likewise.
21618 (aligned_operand): Likewise.
21619 * config/i386/sse.md (divv8sf3): Likewise.
21620 (sqrtv8sf2): Likewise.
21622 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21624 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21626 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21628 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21630 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21631 ssemodesuffixf2c with avxmodesuffixf2c.
21633 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21636 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21638 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21640 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21641 (struct tree_base): Adjust spacing for 8 bit boundaries.
21642 (struct tree_decl_common): Add decl_by_reference_flag bit.
21643 (DECL_BY_REFERENCE): Adjust.
21644 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21645 print DECL_BY_REFERENCE bit.
21646 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21647 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21648 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21649 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21652 PR middle-end/39666
21653 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21654 range of the type, but default label is missing, add it with one
21655 of the existing labels instead of adding a new label for it.
21657 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21661 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21663 * Makefile.in (enable_plugin, plugin_includedir): New.
21664 (install): Depend on install-plugin.
21665 (PLUGIN_HEADERS): New.
21666 (install-plugin): New.
21667 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21669 2009-05-05 Richard Guenther <rguenther@suse.de>
21671 PR tree-optimization/40022
21672 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21674 (phivn_valid_p): Fix tuplification error, simplify.
21675 (phiprop_insert_phi): Add dumps.
21676 (propagate_with_phi): Simplify.
21678 2009-05-05 Richard Guenther <rguenther@suse.de>
21680 PR middle-end/40023
21681 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21683 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21685 * tree.h (strip_float_extensions): Remove duplicate declaration.
21686 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21687 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21688 block_ultimate_origin): Rearrange the declarations line to match the
21689 comment that indicates the .c file which the functions are defined.
21690 (dwarf2out_*, set_decl_rtl): Add comment.
21691 (get_base_address): Adjust comment.
21692 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21693 declarations line and add comment.
21694 (is_builtin_name): Add blank after function name, for clarity.
21696 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21698 * attribs.c (decl_attributes): Use %qE for identifiers in
21700 * cgraphunit.c (verify_cgraph_node): Translate function names to
21701 locale character set in diagnostics.
21702 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21704 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21705 Document that functions are named in UTF-8.
21706 * expr.c (expand_expr_real_1): Translate function names to locale
21707 character set in diagnostics.
21708 * gimplify.c (omp_notice_variable, omp_is_private,
21709 gimplify_scan_omp_clauses): Use %qE for identifiers in
21711 * langhooks.c (lhd_print_error_function): Translate function names
21712 to locale character set.
21713 * langhooks.h (decl_printable_name): Document that return value is
21714 in internal character set.
21715 * stmt.c: Include pretty-print.h
21716 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21718 (resolve_operand_name_1): Translate named operand name to locale
21720 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21722 * toplev.c (announce_function): Translate function names to locale
21724 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21725 (default_tree_printer): Use pp_identifier or translate identifiers
21726 to locale character set. Mark "<anonymous>" for translation.
21727 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21728 for identifiers in diagnostics.
21729 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21731 * varasm.c (output_constructor): Use %qE for identifiers in
21734 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21736 * configure.ac: use ` ` instead of $()
21737 * configure: Regenerate.
21739 2009-05-05 Ben Elliston <bje@au.ibm.com>
21741 * config/pa/linux-atomic.c: Eliminate conditional include of
21742 errno.h on non-LP64 systems to simplify build requirements.
21744 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21746 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21748 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21749 and pass value to identifier_to_locale.
21750 (warn_variable_length_array): Make name a tree.
21751 (grokdeclarator): Separate diagnostic texts for named and unnamed
21752 declarators. Use %qE for named declarators.
21753 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21755 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21756 identifiers in diagnostics.
21757 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21758 identifier_to_locale. Mark "anonymous" strings for translation.
21760 2009-05-04 Michael Eager <eager@eagercon.com>
21762 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21763 address for DImode/DFmode only if double-precision FP regs.
21765 2009-05-04 Michael Eager <eager@eagercon.com>
21767 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21768 TARGET_SINGLE_FLOAT check.
21770 2009-05-04 Michael Eager <eager@eagercon.com>
21772 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21774 2009-05-04 Michael Eager <eager@eagercon.com>
21776 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21777 * config/rs6000/t-xilinx: New
21779 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21781 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21782 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21783 * gcc/explow.c (memory_address): Use target hook.
21784 * gcc/targhooks.c (default_legitimize_address): New.
21785 * gcc/targhooks.h (default_legitimize_address): New.
21786 * gcc/target.h (legitimize_address): New.
21787 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21788 (TARGET_INITIALIZER): Include it.
21789 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21791 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21792 * config/bfin/bfin.c (legitimize_address): Remove.
21793 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21794 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21796 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21797 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21799 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21800 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21801 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21802 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21803 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21804 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21805 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21806 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21807 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21808 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21809 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21810 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21811 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21812 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21813 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21814 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21815 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21816 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21817 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21818 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21819 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21820 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21821 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21823 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21824 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21825 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21826 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21827 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21828 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21829 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21830 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21831 (thumb_legitimize_address): Delete.
21832 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21833 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21834 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21835 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21836 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21837 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21839 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21842 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21843 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21844 * config/m32r/m32r.c (m32r_legitimize_address): New.
21845 * config/m68k/m68k.c (m68k_legitimize_address): New.
21846 * config/score/score.c (score_legitimize_address): Standardize.
21847 * config/score/score3.c (score3_legitimize_address): Standardize.
21848 * config/score/score3.h (score3_legitimize_address): Adjust.
21849 * config/score/score7.c (score7_legitimize_address): Standardize.
21850 * config/score/score7.h (score7_legitimize_address): Adjust.
21851 * config/sh/sh.c (sh_legitimize_address): New.
21852 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21854 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21855 (s390_legitimize_address): ... this.
21856 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21857 (sparc_legitimize_address): ... this.
21858 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21859 (ix86_legitimize_address): ... this.
21860 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21861 (avr_legitimize_address): ... this.
21862 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21863 (mn10300_legitimize_address): ... this.
21864 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21865 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21866 (alpha_expand_mov): Adjust call.
21868 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21869 * config/spu/spu.c (spu_legitimize_address): Likewise.
21870 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21871 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21873 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21875 * intl.c (locale_encoding, locale_utf8): New.
21876 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21877 * intl.h (locale_encoding, locale_utf8): Declare.
21878 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21879 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21881 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21883 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21884 (pp_base_tree_identifier): Declare as function.
21885 (identifier_to_locale): Declare.
21886 * Makefile.in (pretty-print.o): Update dependencies.
21887 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21889 2009-05-04 Richard Guenther <rguenther@suse.de>
21891 PR middle-end/40015
21892 * builtins.c (fold_builtin_memory_op): Do not decay to element
21893 type if the size matches the whole array.
21895 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21897 * expmed.c (synth_mult): When trying out a shift, pass the result
21900 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21902 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21903 (shiftsub1_cost): New.
21904 (init_expmed): Compute shiftsub1_cost.
21905 (synth_mult): Optimize multiplications by constants of the form
21906 -(2^^m-1) for some constant positive integer m.
21908 2009-05-03 Richard Guenther <rguenther@suse.de>
21911 * c-typeck.c (array_to_pointer_conversion): Do not built
21912 ADDR_EXPRs of arrays of pointer-to-element type.
21913 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21914 up wrong ADDR_EXPRs after-the-fact.
21915 * c-common.c (strict_aliasing_warning): Strip pointer
21916 conversions for obtaining the original type.
21917 * builtins.c (fold_builtin_memset): Handle array types.
21918 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21921 2009-05-03 Richard Guenther <rguenther@suse.de>
21923 PR middle-end/23329
21924 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21925 Do not lose casts from array types with unknown extent to array
21926 types with known extent.
21927 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21928 alias set compatibility.
21930 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21932 * flags.h (extra_warnings): Delete.
21933 * toplev.c (process_options): Handle Wuninitialized here.
21934 * opts.c (extra_warnings): Delete.
21935 (set_Wextra): Delete.
21936 (common_handle_option): -Wextra can be handled automatically.
21937 * c-opts.c (c_common_handle_option): Delete obsolete code.
21938 (c_common_post_options): Simplify comment.
21939 * common.opt (W): Add Var.
21941 (Wuninitialized): Initialize to -1.
21943 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21944 Richard Guenther <rguenther@suse.de>
21946 * expr.c (get_def_for_expr): New function.
21947 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21948 SSA rather than trees.
21949 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21950 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21952 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21954 * c-common.c (reswords): Add _Imaginary.
21955 * c-common.c (enum rid): Add RID_IMAGINARY.
21957 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21959 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21960 Patch by Richard Guenther.
21962 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21964 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21965 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21966 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21967 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21968 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21969 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21970 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21971 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21972 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21973 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21974 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21975 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21976 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21977 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21978 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21979 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21980 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21981 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21983 2009-05-02 Richard Guenther <rguenther@suse.de>
21985 PR tree-optimization/39940
21986 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21989 2009-05-02 Richard Guenther <rguenther@suse.de>
21991 PR middle-end/40001
21992 * tree-ssa.c (execute_update_addresses_taken): Properly check
21993 if we can mark a variable DECL_GIMPLE_REG_P.
21994 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21995 back to the end of the function.
21996 (is_gimple_reg_type): Remove complex type special casing.
21997 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22000 2009-05-02 Ben Elliston <bje@au.ibm.com>
22002 * doc/collect2.texi (Collect2): Document search path behaviour
22003 when configured with --with-ld.
22005 2009-05-02 Jan Hubicka <jh@suse.cz>
22007 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22008 parameter; update callers.
22009 (coalesce_cost_edge): EH edges are costier because they needs
22010 splitting even if not critical and even more costier when there are
22011 multiple EH predecestors.
22013 2009-05-02 Jan Hubicka <jh@suse.cz>
22015 * except.c (remove_eh_handler_and_replace): Handle updating after
22016 removing TRY blocks.
22018 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22020 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22022 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22024 * varasm.c: Do not include c-pragma.h.
22025 * attribs.c: Do not incude c-common.h.
22027 2009-05-01 Michael Matz <matz@suse.de>
22029 * calls.c (initialize_argument_information): Handle SSA names like
22030 decls with a non MEM_P DECL_RTL.
22032 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22034 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22035 * ipa-utils.c: Likewise.
22036 * ipa-type-escape.c: Likewise.
22037 * cgraphunit.c Do not include c-common.h.
22038 * ipa-pure-const.c: Likewise.
22039 * tree-if-conv.c: Likewise.
22040 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22041 * ipa-struct-reorg.c: Likewise.
22042 * tree-nomudflap.c: Likewise.
22043 * tree-ssa-structalias.c: Likewise.
22045 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22047 * store-motion.c: Many cleanups to make this pass a first-class
22048 citizen instead of an appendix to gcse load motion. Add TODO list
22049 to make this pass faster/cleaner/better.
22051 (struct ls_expr): Post gcse.c-split cleanups.
22052 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22053 "stores" field to "avail_stores".
22054 (pre_ldst_mems): Rename to store_motion_mems.
22055 (pre_ldst_table): Rename to store_motion_mems_table.
22056 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22057 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22058 (ldst_entry): Rename to st_expr_entry, update users.
22059 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22060 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22061 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22063 (first_ls_expr): Rename to first_st_expr, update users.
22064 (next_ls_expr): Rename to next_st_expr, update users.
22065 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22066 fields properly for store motion instead of names inherited from load
22068 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22069 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22072 (ae_kill): Rename to st_kill, update users.
22073 (ae_gen): Rename to st_avloc, update users.
22074 (transp): Rename to st_transp, update users.
22075 (pre_insert_map): Rename to st_insert_map, update users.
22076 (pre_delete_map): Rename to st_delete_map, update users.
22077 (insert_store, build_store_vectors, free_store_memory,
22078 one_store_motion_pass): Update for abovementioned changes.
22080 (gcse_subst_count, gcse_create_count): Remove.
22081 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22082 and "n_stores_created", local variables.
22084 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22087 (regvec, compute_store_table_current_insn): Remove.
22088 (reg_set_info, reg_clear_last_set): Remove.
22089 (compute_store_table): Use DF caches instead of local dataflow
22092 2009-05-01 Joseph Myers <joseph@codesourcery.com>
22094 * c-objc-common.c (c_tree_printer): Print identifiers with
22095 pp_identifier, not pp_string. Mark "({anonymous})" for
22097 * c-pretty-print.c (pp_c_ws_string): New.
22098 (pp_c_cv_qualifier, pp_c_type_specifier,
22099 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
22100 pp_c_storage_class_specifier, pp_c_function_specifier,
22101 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
22102 pp_c_primary_expression, pp_c_postfix_expression,
22103 pp_c_unary_expression, pp_c_shift_expression,
22104 pp_c_relational_expression, pp_c_equality_expression,
22105 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
22106 use pp_string and pp_c_ws_string in place of pp_identifier and
22107 pp_c_identifier for non-identifiers. Mark English strings for
22109 * c-pretty-print.h (pp_c_ws_string): Declare.
22111 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
22112 Roland McGrath <roland@redhat.com>
22114 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
22115 (ENABLE_LD_BUILDID): New configuration option.
22116 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
22117 (LINK_BUILDID_SPEC): New macro.
22118 (init_spec): If defined, prepend it between LINK_EH_SPEC and
22120 * doc/install.texi: Document --enable-linker-build-id option.
22121 * configure: Rebuild.
22122 * config.in: Rebuild.
22124 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22126 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22127 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22128 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22129 MIPS_GP_SAVE_AREA_SIZE.
22130 * config/mips/mips.c (struct mips_frame_info): Update comment
22131 before arg_pointer_offset and hard_frame_pointer_offset.
22132 (mips_compute_frame_info): Update diagram before function: to
22133 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22134 indicate the position of frame_pointer_rtx with -fstack-protector and
22135 to show args_size. Don't allocate cprestore area for leaf functions
22136 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22138 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22140 2009-04-30 Michael Matz <matz@suse.de>
22142 PR tree-optimization/39955
22143 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22145 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22147 * ira.c (setup_cover_and_important_classes): Use safe macro
22148 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22150 * genpreds.c (write_tm_preds_h): Output suitable definition of
22151 REG_CLASS_FOR_CONSTRAINT.
22153 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22155 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22157 * bitmap.c (bitmap_descriptor): Likewise.
22158 * ggc-common.c (loc_descriptor): Likewise.
22159 * varray.c (varray_descriptor): Likewise.
22160 * vec.c (vec_descriptor): Likewise.
22162 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22164 * Makefile.in (dce.o): Add $(EXCEPT_H).
22165 * dce.c: Include except.h and delete redundant vector definitions.
22166 (deletable_insn_p): Return false for non-call insns that can throw
22169 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22171 * gcse.c (ae_gen): Remove.
22172 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22173 and make non-static function to make it available in store-motion.c.
22174 Update call sites with search-and-replace.
22175 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22176 extract_mentioned_regs, extract_mentioned_regs_helper,
22177 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22178 store_killed_in_insn, store_killed_after, store_killed_before,
22179 build_store_vectors, insert_insn_start_basic_block, insert-store,
22180 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22181 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22182 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22183 * store-motion.c: ...new file. Also copy data structures from gcse.c
22184 and clean up to remove parts not used by store motion.
22185 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22186 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22188 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22191 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22192 when optimizing for size.
22194 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22196 * gcse.c (gcse_constant_p): Fix typo in last change.
22198 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22200 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22202 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22204 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22206 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22208 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22209 CONST_HIGH_PART result.
22211 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22213 * config/avr/avr.c (initial_elimination_offset): Rename to
22214 avr_initial_elimination_offset.
22215 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22216 change return type to bool.
22217 (avr_can_eliminate): New function.
22218 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22219 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22220 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22221 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22222 avr_initial_elimination_offset.
22223 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22224 (avr_initial_elimination_offset): Define.
22226 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22227 Steven Bosscher <steven@gcc.gnu.org>
22229 PR rtl-optimization/39938
22230 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22231 * cfgrtl.c: Include insn-attr.h.
22232 (rest_of_pass_free_cfg): New function.
22233 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22234 * resource.c (init_resource_info): Remove call to df_analyze.
22236 2009-04-29 Richard Guenther <rguenther@suse.de>
22239 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22240 allow conversion to signed integers.
22242 2009-04-29 Richard Guenther <rguenther@suse.de>
22244 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22245 shifts of floating point vectors if the shift amount is
22246 a constant multiple of the element size.
22248 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22249 Michael Matz <matz@suse.de>
22251 PR middle-end/39927
22253 * tree-outof-ssa.c (emit_partition_copy): New function.
22254 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22255 insert_part_to_rtx_on_edge): Perform the partition base var
22256 copy using emit_partition_copy.
22257 (insert_value_copy_on_edge): Convert constants to the right mode.
22258 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22259 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22261 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22263 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22264 scan backwards to try to find a constant to initialize it.
22266 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22267 insn before the loop_end instruction, don't look past labels.
22269 2009-04-29 Richard Guenther <rguenther@suse.de>
22271 PR middle-end/39937
22272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22273 loose type conversions.
22274 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22275 stmts only if there are no uses of its definition.
22277 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22279 * config/bfin/bfin.h (splitting_loops): Declare.
22280 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22281 Reorder bit definitions to be ascending.
22282 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22283 * config/bfin/bfin.c (splitting_loops): New variable.
22284 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22285 (struct loop_info): Remove members INIT and LOOP_INIT.
22286 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22287 the LSETUP sequence. Allow LC to be loaded from any register, but
22288 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22289 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22291 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22292 of reload_completed.
22295 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22297 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22299 * Makefile.in (PLUGIN_VERSION_H): New.
22300 (OBJS-common): Remove plugin-version.o.
22301 (plugin.o): Depend on (PLUGIN_VERSION_H).
22302 (plugin-version.o): Remove.
22303 * configure: Regenerate
22304 * configure.ac: Create plugin-version.h.
22305 * gcc-plugin.h (plugin_gcc_version): Remove.
22306 (plugin_default_version_check): Change signature.
22307 * plugin-version.c: Remove.
22308 * plugin.c: Include plugin-version.h.
22309 (str_plugin_gcc_version_name): Remove.
22310 (try_init_one_plugin): Pass gcc version to plugin_init.
22311 (plugin_default_version_check): Both gcc and plugin versions are now
22314 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22316 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22317 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22318 Remove special case testing for last insn of inner loops. Don't fail
22319 if the loop ends with a jump, emit an extra nop instead.
22321 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22322 DREGS rather than comparing directly. Remove code that tries to
22323 account for latencies.
22325 2009-04-29 Richard Guenther <rguenther@suse.de>
22327 PR tree-optimization/39941
22328 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22329 eliminating an indirect call.
22331 2009-04-29 Richard Guenther <rguenther@suse.de>
22333 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22334 parameter. Allow invariants as base if !require_lvalue.
22335 (verify_gimple_assign_single): Adjust.
22337 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22339 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22340 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22341 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22342 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22343 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22345 * config/bfin/bfin.c (bfin_expand_builtin,
22346 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22348 2009-04-28 Richard Guenther <rguenther@suse.de>
22350 * tree-vect-loop.c (get_initial_def_for_induction): Use
22351 correct types for pointer increment.
22353 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22355 * toplev.c (print_version): Update GMP version string calculation.
22357 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22359 PR rtl-optimization/39938
22360 * resource.c (init_resource_info): Add call to df_analyze.
22362 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22364 * config/alpha/alpha.md (usegp): Cast the result of
22365 alpha_find_lo_sum_using_gp to enum attr_usegp.
22366 * config/alpha/alpha.c (override_options): Remove end-of-structure
22367 marker element from cpu_table. Use array size of cpu_table to handle
22368 -mcpu and -mtune options.
22369 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22371 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22373 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22374 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22375 tune_32 and tune_64.
22376 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22377 support on PowerPC.
22378 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22379 * config/rs6000/option-defaults.h: ... here. New file.
22380 (OPT_64, OPT_32): Define.
22381 (MASK_64BIT): Define to 0 if not already defined.
22382 (OPT_ARCH64, OPT_ARCH32): Define.
22383 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22386 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22388 * config/arm/arm.c (arm_override_options): Emit error on using
22391 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22393 PR rtl-optimization/39914
22394 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22395 registers for allocnos created from user-defined variables only
22396 when not optimizing.
22398 2009-04-28 Richard Guenther <rguenther@suse.de>
22400 PR middle-end/39937
22401 * fold-const.c (fold_binary): Use distribute_real_division only
22404 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22406 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22407 add hpux-stdint.h to tm_file.
22408 (hppa[12]*-*-hpux11*): Ditto.
22409 (ia64*-*-hpux*): Ditto.
22410 * config/hpux-stdint.h: New.
22411 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22412 __STDC_EXT__ for all compiles.
22413 * config/pa/pa-hpux.h: Ditto.
22414 * config/pa/pa-hpux10.h: Ditto.
22415 * config/pa/pa-hpux11.h: Ditto.
22417 2009-04-28 Catherine Moore <clm@codesourcery.com>
22419 * debug.h (set_name): Add comment.
22421 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22424 * config/darwin.c (machopic_gen_offset): Check
22425 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22426 * config/arm/arm.c (require_pic_register): Likewise.
22428 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22430 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22431 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22432 m32c_promote_prototypes): Delete.
22434 2009-04-28 Michael Matz <matz@suse.de>
22436 PR middle-end/39922
22437 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22440 2009-04-28 Richard Guenther <rguenther@suse.de>
22442 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22444 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22446 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22447 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22448 * config/arm/arm-tune.md: Regenerate.
22450 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22452 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22453 block if there are complex incoming edges.
22454 (sel_merge_blocks): Remove useless assert.
22455 (sel_redirect_edge_and_branch): Check that edge was redirected.
22456 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22457 (sel_find_rgns): Delete declaration.
22458 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22459 the region when it is not a preheader.
22461 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22464 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22466 2009-04-28 Richard Guenther <rguenther@suse.de>
22468 * tree.h (SSA_NAME_VALUE): Remove.
22469 (struct tree_ssa_name): Remove value_handle member.
22470 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22471 array for jump threading.
22472 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22474 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22475 * tree-flow.h (threadedge_initialize_values): Declare.
22476 (threadedge_finalize_values): Likewise.
22477 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22478 (SSA_NAME_VALUE): Define.
22479 (threadedge_initialize_values): New function.
22480 (threadedge_finalize_values): Likewise.
22481 * tree-ssa-dom.c (ssa_name_values): New global variable.
22482 (SSA_NAME_VALUE): Define.
22483 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22485 2009-04-28 Ira Rosen <irar@il.ibm.com>
22487 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22488 Use REPORT_VECTORIZED_LOCATIONS instead
22489 REPORT_VECTORIZED_LOOPS.
22490 * tree-vectorizer.c (vect_verbosity_level): Make static.
22491 (vect_loop_location): Rename to vect_location.
22492 (vect_set_verbosity_level): Update comment.
22493 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22495 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22496 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22497 instead REPORT_UNVECTORIZED_LOOPS.
22498 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22499 and vect_loop_def to vect_external_def and vect_internal_def.
22500 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22501 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22502 REPORT_UNVECTORIZED_LOCATIONS.
22503 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22504 and vect_used_in_loop and to vect_unused_in_scope and
22505 vect_used_in_scope.
22506 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22507 (vect_verbosity_level): Remove declaration.
22508 (vect_analyze_operations): Likewise.
22509 (vect_analyze_stmt): Declare.
22510 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22511 REPORT_UNVECTORIZED_LOCATIONS.
22512 (vect_get_loop_niters): Fix indentation.
22513 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22514 (vect_analyze_loop_operations): New function.
22515 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22516 vect_analyze_operations.
22517 (vect_is_simple_reduction): Use new names.
22518 (vectorizable_live_operation, vect_transform_loop): Likewise.
22519 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22520 to specify whether the data references can be a part of interleaving
22522 (vect_analyze_data_ref_dependence): Use new names.
22523 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22524 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22525 * tree-vect-patterns.c (widened_name_p): Use new names.
22526 (vect_recog_dot_prod_pattern): Likewise.
22527 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22528 (process_use, vect_mark_stmts_to_be_vectorized,
22529 vect_model_simple_cost, vect_model_store_cost,
22530 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22531 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22532 vectorizable_operation, vectorizable_type_demotion,
22533 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22534 vectorizable_condition): Likewise.
22535 (vect_analyze_operations): Split into vect_analyze_loop_operations
22537 (vect_analyze_stmt): ... new function.
22538 (new_stmt_vec_info): Use new names.
22539 (vect_is_simple_use): Use new names and fix comment.
22540 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22541 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22543 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22546 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22547 and integer modes for x87 operands. Do not ICE for unsupported size,
22548 generate error instead. Generate error for unsupported operand types.
22549 ['z']: Do not handle HImode memory operands specially. Warning
22550 for floating-point operands. Fallthru to 'Z' for unsupported operand
22551 types. Do not ICE for unsupported size, generate error instead.
22552 (output_387_binary_op): Use %Z to output operands.
22553 (output_fp_compare): Ditto.
22554 (output_387_reg_move): Ditto.
22556 2009-04-28 Ben Elliston <bje@au.ibm.com>
22561 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22563 * builtins.c (c_strlen): Do not warn here.
22564 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22565 * c-common.c (pointer_int_sum): Take an explicit location.
22566 Warn about offsets out of bounds.
22567 * c-common.h (pointer_int_sum): Adjust declaration.
22569 2009-04-27 Ian Lance Taylor <iant@google.com>
22571 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22573 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22574 * df-core.c (df_set_flags): Change return type to int. Change
22575 type of old_flags to int.
22576 (df_clear_flags): Likewise.
22577 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22578 (df_get_conditional_uses): Likewise.
22579 * df.h (df_set_flags, df_clear_flags): Update declarations.
22580 * dwarf2out.c (struct indirect_string_node): Change type of form
22581 field to enum dwarf_form.
22582 (AT_string_form): Change return type to enum dwarf_form.
22583 * fixed-value.c (fixed_compare): Add cast to enum type.
22584 * fwprop.c (update_df): Change 0 to VOIDmode.
22585 * gensupport.c: Change 0 to UNKNOWN.
22586 * gimple.h (gimple_cond_code): Add cast to enum type.
22587 * haifa-sched.c (reemit_notes): Add cast to enum type.
22588 * hooks.c (hook_int_void_no_regs): Remove function.
22589 * hooks.h (hook_int_void_no_regs): Remove declaration.
22590 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22591 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22592 * real.c (real_arithmetic): Add cast to enum type.
22593 (real_compare): Likewise.
22594 * target.h (struct gcc_target): Change return type of
22595 branch_target_register_class to enum reg_class.
22596 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22597 default_branch_target_register_class.
22598 * targhooks.c (default_branch_target_register_class): New function.
22599 * targhooks.h (default_branch_target_register_class): Declare.
22600 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22601 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22603 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22605 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22606 vect_uninitialized_def. Change 0 to ERROR_MARK.
22607 * tree-vect-stmts.c (supportable_widening_operation): Don't
22608 initialize icode1 and icode2.
22609 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22610 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22612 (cmn_err_flag_specs): Change 0 to STD_C89.
22613 (cmn_err_char_table): Likewise.
22614 * config/arm/arm.c (get_arm_condition_code): Change type of code
22615 to enum arm_cond_code.
22616 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22617 (IWMMXT_BUILTIN2): Likewise.
22618 (neon_builtin_type_bits): Don't define typedef.
22619 (neon_builtin_datum): Change type of bits field to int.
22620 (arm_expand_neon_args): Add cast to enum type.
22621 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22623 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22624 casts to enum type.
22625 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22627 * config/mips/mips.md (jal_macro): Return enum constant.
22628 (single_insn): Likewise.
22629 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22631 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22632 casts to enum type.
22633 * config/s390/s390.c (s390_tune_flags): Change type to int.
22634 (s390_arch_flags): Likewise.
22635 (s390_handle_arch_option): Change flags field of struct pta to int.
22636 * config/s390/s390.h (s390_tune_flags): Update declaration.
22637 (s390_arch_flags): Likewise.
22638 * config/sh/sh.c (prepare_move_operands): Compare
22639 tls_symbolic_operand result with enum constant.
22640 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22641 (sh_expand_prologue): Add cast to enum type.
22642 (sh_expand_epilogue): Likewise.
22643 (tls_symbolic_operand): Change return type to enum tls_model.
22644 (fpscr_set_from_mem): Add cast to enum type.
22645 (legitimize_pic_address): Compare tls_symbolic_operand result with
22647 (sh_target_reg_class): Change return type to enum reg_class.
22648 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22650 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22651 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22652 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22653 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22654 (delayed_branch, tls_call_delay): Likewise.
22655 (eligible_for_sibcall_delay): Likewise.
22656 (eligible_for_return_delay): Likewise.
22657 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22658 (spu_expand_builtin_1): Likewise.
22660 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22661 for all types of conversions.
22662 (output_init_element): Issue -Wc++-compat warning if needed when
22663 initializing a bitfield with enum type.
22664 * c-parser.c (c_parser_expression): Set original_type to
22665 original_type of right hand operand of comma operator.
22667 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22669 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22671 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22672 * doc/cpp.texi (Standard Predefined Macros)
22673 (Implementation-defined behavior): Likewise.
22674 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22675 * doc/gimple.texi (GIMPLE Exception Handling)
22676 (@code{GIMPLE_ASSIGN}): Likewise.
22677 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22678 * doc/invoke.texi (Warning Options, Optimize Options)
22679 (AVR Options, Darwin Options): Likewise.
22680 (Optimize Options): Reformulate -fwhole-program description.
22681 * doc/loop.texi (Lambda): Likewise.
22682 * doc/md.texi (Output Template, Define Constraints)
22683 (Standard Names, Insn Splitting): Likewise.
22684 * doc/options.texi (Option properties): Likewise.
22685 * doc/passes.texi (Tree-SSA passes): Likewise.
22686 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22687 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22688 (File Names and DBX): Likewise.
22689 * doc/trouble.texi (Incompatibilities): Likewise.
22691 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22693 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22694 instruction is correct.
22696 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22698 Allow non-constant arguments to conversion intrinsics.
22699 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22700 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22701 * spu.c (print_operand): Handle 'v' and 'w'.
22702 (exp2_immediate_p, spu_gen_exp2): Define.
22703 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22704 spu_convtf_1): Update parameter descriptions.
22705 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22706 * constraints.md ('v', 'w'): New.
22707 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22709 (i2f, I2F): New define_mode_attr.
22710 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22711 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22712 fixuns_truncv4sfv4si2): Update to use mode attribute.
22713 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22714 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22715 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22716 patterns for combine.
22718 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22720 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22721 (cprop, hoist, pre, store_motion): New debug counters.
22722 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22723 is not an RTL pass anymore.
22724 (pass_profiling): Remove extern decl for pass removed in 2005.
22725 (pass_gcse, pass_jump_bypass): Remove.
22726 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22727 to 0 for clean state.
22728 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22729 * cse.c (gate_handle_cse_after_global_opts,
22730 rest_of_handle_cse_after_global_opts): New functions.
22731 (pass_cse_after_global_opts): New pass, does local CSE.
22732 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22733 (TV_CPROP): New timevar.
22734 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22735 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22736 (gcse_main, recompute_all_luids): Remove.
22737 (compute_hash_table_work): Call max_reg_num instead of reading
22739 (cprop_jump): Don't set run_jump_opt_after_gcse.
22740 (constprop_register): Always allow to alter jumps.
22741 (cprop_insn): Likewise.
22742 (do_local_cprop): Likewise.
22743 (local_cprop_pass): Likewise. Return non-zero if something changed.
22744 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22745 (find_implicit_sets): Add note about missed optimization opportunity.
22746 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22747 pass_rtl_cprop execute function.
22748 Don't bother tracking the pass number, each pass gets its own dumpfile
22750 Always allow to alter jumpsand bypass jumps.
22751 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22752 will just find no suitable set.
22753 (pre_edge_insert): Fix dumping, this function is for PRE only.
22754 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22755 pass_rtl_pre execute function.
22756 (hoist_code): Return non-zero if something changed. Keep track of
22757 substitutions and insertions for statistics gathering similar to PRE.
22758 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22759 called from the pass_rtl_hoist execute function. Show pass statistics.
22760 (compute_store_table): Use max_reg_num directly instead of using the
22761 formerly global max_gcse_regno.
22762 (build_store_vectors): Likewise.
22763 (replace_store_insn): Fix dumping.
22764 (store_motion): Rename to ...
22765 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22766 pass, called from the pass_rtl_store_motion execute function. Keep
22767 track of substitutions and insertions for statistics gathering similar
22769 (bypass_jumps): Remove, fold interesting bits into ...
22770 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22771 from the pass_rtl_cprop execute function.
22772 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22773 pass_jump_bypass): Remove.
22774 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22775 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22776 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22777 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22778 (gate_rtl_store_motion, execute_rtl_store_motion,
22779 pass_rtl_store_motion): New.
22780 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22781 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22782 * passes.c (init_optimization_passes): Remove pass_gcse and
22783 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22784 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22785 instead of pass_jump_bypass.
22787 2009-04-27 Richard Guenther <rguenther@suse.de>
22789 PR middle-end/39928
22790 * gimplify.c (gimplify_expr): If we are required to create
22791 a temporary make sure it ends up as register.
22793 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22796 * config/i386/i386.c (construct_container): Don't call
22797 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22798 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22800 2009-04-27 Michael Matz <matz@suse.de>
22802 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22803 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22804 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22805 (dump_replaceable_exprs): Take a bitmap.
22806 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22808 (expand_gimple_basic_block): Likewise.
22809 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22810 replaceable_expressions member a bitmap.
22811 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22812 (mark_replaceable): Likewise.
22813 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22814 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22816 2009-04-27 Richard Guenther <rguenther@suse.de>
22818 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22819 (verify_stmts): Dispatch to gimple/type verification code.
22820 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22821 issue with call argument types.
22823 2009-04-27 Michael Matz <matz@suse.de>
22825 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22826 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22829 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22830 Eric Botcazou <ebotcazou@adacore.com>
22832 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22833 a label's basic block.
22834 (mark_target_live_regs): Tidy and rework obsolete comments.
22835 Change back DF problem to LIVE. If a label starts a basic block,
22836 assume that all registers that used to be live then still are.
22837 (init_resource_info): If a label starts a basic block, set its
22838 BLOCK_FOR_INSN accordingly.
22839 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22841 2009-04-27 Richard Guenther <rguenther@suse.de>
22843 * tree-flow-inline.h (function_ann): Remove.
22844 (get_function_ann): Likewise.
22845 * tree-dfa.c (create_function_ann): Remove.
22846 * tree-flow.h (struct static_var_ann_d): Remove.
22847 (struct function_ann_d): Likewise.
22848 (union tree_ann_d): Remove fdecl member.
22849 (function_ann_t): Remove.
22850 (function_ann, get_function_ann, create_function_ann): Remove
22853 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22855 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22857 2009-04-27 Jan Hubicka <jh@suse.cz>
22859 * ipa-pure-const.c (struct funct_state_d): New fields
22860 state_previously_known, looping_previously_known; remove
22861 state_set_in_source.
22862 (analyze_function): Use new fields.
22863 (propagate): Avoid assumption that state_set_in_source imply
22866 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22867 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22868 * cfgloop.h (finite_loop_p): Declare.
22870 2009-04-26 Michael Matz <matz@suse.de>
22872 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22874 2009-04-26 Michael Matz <matz@suse.de>
22876 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22877 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22878 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22879 pass_mark_used_blocks): Remove.
22880 * tree-optimize.c (pass_free_datastructures,
22881 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22882 * passes.c (init_optimization_passes): Don't call
22883 pass_mark_used_blocks, remove dead code.
22885 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22887 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22888 * tree-ssa-live.h (register_ssa_partition): Likewise.
22890 2009-04-26 Michael Matz <matz@suse.de>
22893 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22894 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22895 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22897 (compare_pairs): Swap cost comparison.
22898 (coalesce_ssa_name): Don't use change_partition_var.
22899 * tree-nrv.c (struct nrv_data): Add modified member.
22900 (finalize_nrv_r): Set it.
22901 (tree_nrv): Use it to update statements.
22902 (pass_nrv): Require PROP_ssa.
22903 * tree-mudflap.c (mf_decl_cache_locals,
22904 mf_build_check_statement_for): Use make_rename_temp.
22905 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22906 * alias.c (find_base_decl): Handle SSA names.
22907 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22908 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22909 * rtl.h (set_reg_attrs_for_parm): Declare.
22910 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22911 to "optimized", remove unused locals at finish.
22912 (execute_free_datastructures): Make global, call
22913 delete_tree_cfg_annotations.
22914 (execute_free_cfg_annotations): Don't call
22915 delete_tree_cfg_annotations.
22917 * ssaexpand.h: New file.
22918 * expr.c (toplevel): Include ssaexpand.h.
22919 (expand_assignment): Handle SSA names the same as register variables.
22920 (expand_expr_real_1): Expand SSA names.
22921 * cfgexpand.c (toplevel): Include ssaexpand.h.
22922 (SA): New global variable.
22923 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22924 (SSAVAR): New macro.
22925 (set_rtl): New helper function.
22926 (add_stack_var): Deal with SSA names, use set_rtl.
22927 (expand_one_stack_var_at): Likewise.
22928 (expand_one_stack_var): Deal with SSA names.
22929 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22930 before unique numbers.
22931 (expand_stack_vars): Use set_rtl.
22932 (expand_one_var): Accept SSA names, add asserts for them, feed them
22933 to above subroutines.
22934 (expand_used_vars): Expand all partitions (without default defs),
22935 then only the local decls (ignoring those expanded already).
22936 (expand_gimple_cond): Remove edges when jumpif() expands an
22937 unconditional jump.
22938 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22939 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22941 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22942 members of SA; deal with PARM_DECL partitions here; expand
22943 all PHI nodes, free tree datastructures and SA. Commit instructions
22944 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22945 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22946 info and statements at start, collect garbage at finish.
22947 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22948 (VAR_ANN_PARTITION) Remove.
22949 (change_partition_var): Don't declare.
22950 (partition_to_var): Always return SSA names.
22951 (var_to_partition): Only accept SSA names.
22952 (register_ssa_partition): Only check argument.
22953 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22955 (delete_var_map): Don't free it.
22956 (var_union): Only accept SSA names, simplify.
22957 (partition_view_init): Mark only useful SSA names as used.
22958 (partition_view_fini): Only deal with SSA names.
22959 (change_partition_var): Remove.
22960 (dump_var_map): Use ssa_name instead of partition_to_var member.
22961 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22963 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22964 (struct _elim_graph): New member const_dests; nodes member vector of
22966 (set_location_for_edge): New static helper.
22967 (create_temp): Remove.
22968 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22969 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22970 (new_elim_graph): Allocate const_dests member.
22971 (clean_elim_graph): Truncate const_dests member.
22972 (delete_elim_graph): Free const_dests member.
22973 (elim_graph_size): Adapt to new type of nodes member.
22974 (elim_graph_add_node): Likewise.
22975 (eliminate_name): Likewise.
22976 (eliminate_build): Don't take basic block argument, deal only with
22977 partition numbers, not variables.
22978 (get_temp_reg): New static helper.
22979 (elim_create): Use it, deal with RTL temporaries instead of trees.
22980 (eliminate_phi): Adjust all calls to new signature.
22981 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22982 (rewrite_trees): Only do checking.
22983 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22984 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22985 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22986 contains_tree_r, MAX_STMTS_IN_LATCH,
22987 process_single_block_loop_latch, analyze_edges_for_bb,
22988 perform_edge_inserts): Remove.
22989 (expand_phi_nodes): New global function.
22990 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22991 functions, initialize new parameter, remember partitions having a
22993 (finish_out_of_ssa): New global function.
22994 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22995 don't reset in_ssa_p here, don't disable TER when mudflap.
22996 (pass_del_ssa): Remove.
22997 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22999 (execute_free_datastructures): Declare.
23000 * Makefile.in (SSAEXPAND_H): New variable.
23001 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23002 * basic-block.h (commit_one_edge_insertion): Declare.
23003 * passes.c (init_optimization_passes): Move pass_nrv and
23004 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23005 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23006 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23007 (redirect_branch_edge): Deal with super block when expanding, split
23008 out jump patching itself into ...
23009 (patch_jump_insn): ... here, new static helper.
23011 2009-04-26 Michael Matz <matz@suse.de>
23013 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23014 beyond num_ssa_names.
23015 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23016 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23018 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23020 PR inline-asm/39543
23021 * fwprop.c (forward_propagate_asm): New function.
23022 (forward_propagate_and_simplify): Propagate also into __asm, if it
23023 doesn't increase the number of referenced registers.
23026 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23028 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23030 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23031 note_nonlocal_vla_type for nonlocal VLAs.
23032 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23033 contains_remapped_vars, remap_vla_decls): New functions.
23034 (convert_nonlocal_reference_stmt): If not optimizing, call
23035 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23036 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23037 if it wasn't found in var_map.
23038 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23039 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23040 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23042 * gimplify.c (nonlocal_vlas): New variable.
23043 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23045 (gimplify_body): Create and destroy nonlocal_vlas.
23047 * dwarf2out.c (loc_descr_plus_const): New function.
23048 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23049 mem_loc_descriptor, loc_descriptor_from_tree_1,
23050 descr_info_loc, gen_variable_die): Use it.
23052 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23053 !TREE_STATIC VAR_DECLs.
23054 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23055 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23056 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23057 DECL_BY_REFERENCE is valid.
23058 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23059 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23060 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23061 Copy DECL_BY_REFERENCE.
23062 (struct nesting_copy_body_data): New type.
23063 (nesting_copy_decl): New function.
23064 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23065 if they have variable length.
23067 2009-04-26 Michael Matz <matz@suse.de>
23069 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23070 mark new temporaries for renaming.
23072 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23075 * c-decl.c (global_bindings_p): Return negative value.
23076 (c_variable_size): New. Based on variable_size from
23078 (grokdeclarator): Call c_variable_size not variable_size.
23080 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23082 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23084 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23086 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23087 Redefine it to just use mingw/include.
23088 (ASM_SPEC): Rules for -m32 and -m64.
23089 (LINK_SPEC): Use Likewise.
23090 (SPEC_32): New define.
23091 (SPEC_64): Likewise.
23092 (SUB_LINK_SPEC): Likewise.
23093 (MULTILIB_DEFAULTS): New define.
23094 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
23095 Add multilib options.
23096 (MULTILIB_DIRNAMES): Likewise.
23097 (MULTILIB_OSDIRNAMES): Likewise.
23098 (LIBGCC): Likewise.
23099 (INSTALL_LIBGCC): Likewise.
23101 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23104 * c-tree.h (enum c_inline_static_type): New.
23105 (record_inline_static): Declare.
23106 * c-decl.c (struct c_inline_static, c_inline_statics,
23107 record_inline_static, check_inline_statics): New.
23108 (pop_file_scope): Call check_inline_statics.
23109 (start_decl): Call record_inline_static instead of pedwarning
23110 directly for static in inline function.
23111 * c-typeck.c (build_external_ref): Call record_inline_static
23112 instead of pedwarning directly for static referenced in inline
23115 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
23117 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
23118 not new but only being rescanned.
23119 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
23120 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
23121 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
23122 record_set_info, compute_set, grealloc): Remove.
23123 (recompute_all_luids): New function.
23124 (gcse_main): Don't compute sets, and don't do related memory
23125 allocations/free-ing. If something changed before the end of the
23126 pass, update LUIDs using recompute_all_luids.
23127 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23128 (free_gcse_mem): Don't free it either.
23129 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23130 Use the df insn LUIDs.
23131 (load_killed_in_block): Likewise.
23132 (compute_hash_table_work): Don't compute reg_set_in_block.
23133 (compute_transp): Use DF_REG_DEF_CHAINs.
23134 (local_cprop_pass): Don't use compute_sets and related functions.
23135 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23136 Use get_max_uid() instead of max_cuid.
23137 (insert_insn_end_basic_block, pre_insert_copy_insn,
23138 update_ld_motion_stores): Don't try to
23139 keep reg_set tables up to date.
23140 (pre_insert_copies): Use df insn LUIDs.
23141 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23142 (reg_set_info): Don't use extra bitmap argument.
23143 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23144 information to compute regs_set_in_block.
23145 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23146 (bypass_jumps): Don't use compute_sets and friends.
23148 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23151 * opts.c (undocumented_msg): Do not leave blank even with
23154 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23156 * c-decl.c (build_enumerator): Allow values folding to integer
23157 constants but not integer constant expressions with a pedwarn if
23160 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23163 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23164 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23165 type is an integer constant.
23167 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23170 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23173 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23176 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23177 with variably modified return type and no storage class
23178 specifiers, except for the case of nested functions. Distinguish
23179 extern declarations of functions with variably modified return
23180 types from those of objects with variably modified types.
23182 2009-04-25 Jan Hubicka <jh@suse.cz>
23184 * tree.c (list_equal_p): New function.
23185 * tree.h (list_equal_p): Declare.
23186 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23187 basic_block_def, basic_block, const_basic_block): New.
23188 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23189 (redirect_eh_edge): New function.
23190 (make_eh_edge_update_phi): EH edges are not abnormal.
23191 * except.c: Include tree-flow.h.
23192 (list_match): New function.
23193 (eh_region_replaceable_by_p): New function.
23194 (replace_region): New function.
23195 (hash_type_list): New function.
23196 (hash_eh_region): New function.
23197 (eh_regions_equal_p): New function.
23198 (merge_peers): New function.
23199 (remove_unreachable_regions): Verify EH tree when checking;
23201 (copy_eh_region_1): New function.
23202 (copy_eh_region): New function.
23203 (push_reachable_handler): New function.
23204 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23205 regions without label but with live RESX.
23206 * except.h (redirect_eh_edge_to_label): New.
23207 * tree-flow.h (redirect_eh_edge): New.
23208 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23209 basic_block_def, basic_block, const_basic_block): Remove.
23210 * Makefile.in (except.o): Add dependency on tree-flow.h
23211 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23212 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23215 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23218 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23219 on the destination of memcpy.
23221 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23223 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23224 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23225 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23227 2009-04-25 Jan Hubicka <jh@suse.cz>
23229 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23230 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23231 to be reached by different label than left.
23232 (update_eh_edges): Update comment; remove edge_to_remove if possible
23233 and return true if suceeded.
23234 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23235 (cleanup_eh): Compute sharing map.
23236 * except.c (remove_eh_handler_and_replace): Add argument if we should
23238 (remove_unreachable_regions): Update for label sharing.
23239 (label_to_region_map): Likewise.
23240 (get_next_region_sharing_label): New function.
23241 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23243 (remove_eh_handler): Update.
23244 (remove_eh_region_and_replace_by_outer_of): New function.
23245 * except.h (struct eh_region): Add next_region_sharing_label.
23246 (remove_eh_region_and_replace_by_outer_of,
23247 get_next_region_sharing_label): Declare.
23248 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23250 2009-04-25 Jan Hubicka <jh@suse.cz>
23252 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23253 insert code even if they are not critical.
23255 2009-04-25 Jan Hubicka <jh@suse.cz>
23257 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23258 (gimple_can_remove_branch_p): EH edges won't remove branch by
23260 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23261 updating of non-abnormal EH edges.
23262 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23263 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23264 (split_critical_edges): Split also edges where emitting code on them
23265 will lead to splitting later.
23267 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23268 H.J. Lu <hongjiu.lu@intel.com>
23271 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23272 the configured assembler supports fildq and fistpq mnemonics.
23273 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23274 * configure: Regenerated.
23275 * config.in: Ditto.
23277 * config/i386/i386.c (print_operand): Handle 'Z'.
23278 ['z']: Remove handling of special fild/fist suffixes.
23279 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23280 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23281 suffix of fild insn.
23282 (*floatsi<mode>2_vector_mixed): Ditto.
23283 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23284 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23285 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23286 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23287 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23289 2009-04-25 Ben Elliston <bje@au.ibm.com>
23291 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23292 the source of a set operation.
23294 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23296 * target.h (struct gcc_target): Add case_values_threshold field.
23297 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23298 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23299 * targhooks.c (default_case_values_threshold): New function.
23300 * targhooks.h (default_case_values_threshold): Declare function.
23301 * stmt.c (expand_case): Use case_values_threshold target hook.
23302 * expr.h (case_values_threshold): Remove declartation.
23303 * expr.c (case_values_threshold): Remove function.
23304 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23306 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23307 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23308 (avr_case_values_threshold): Declare as static.
23309 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23311 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23312 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23313 (mn10300_case_values_threshold): New function.
23315 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23317 * ira.c (setup_cover_and_important_classes): Add enum cast.
23319 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23321 * genpreds.c (write_enum_constraint_num): Output definition of
23322 CONSTRAINT_NUM_DEFINED_P macro.
23323 * ira.c (setup_cover_and_important_classes): Use
23324 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23326 2009-04-24 DJ Delorie <dj@redhat.com>
23328 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23329 __SH2A_SINGLE_ONLY__ also.
23331 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23333 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23334 (movdf_internal): Ditto.
23335 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23336 SFmode and DFmode constants.
23337 (ia64_print_operand): Add 'G' format for printing
23338 floating point constants.
23340 2009-04-24 Richard Guenther <rguenther@suse.de>
23342 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23343 from unsigned additions.
23345 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23347 * c-typeck.c (set_init_index): Allow array designators that are
23348 not integer constant expressions with a pedwarn if pedantic.
23350 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23352 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23353 zero if no overlap in nonzero bits between the operands.
23355 2009-04-24 Ian Lance Taylor <iant@google.com>
23357 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23358 (record_dead_and_set_regs): Likewise.
23359 * df.h (struct df_mw_hardreg): Change flags field to int.
23360 (struct df_base_ref): Likewise.
23361 (struct df): Change changeable_flags field to int.
23362 * df-scan.c (df_defs_record): Change clobber_flags to int.
23363 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23364 constants rather than #define macros.
23365 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23366 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23367 (enum dwarf_calling_convention): Likewise.
23368 (enum dwarf_line_number_x_ops): Likewise.
23369 (enum dwarf_call_frame_info): Likewise.
23370 (enum dwarf_source_language): Likewise.
23371 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23372 (add_calling_convention_attribute): Likewise.
23373 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23374 (combine_comparisons): Change compcode to int. Add cast to enum type.
23375 * genrecog.c (maybe_both_true_2): Change c to int.
23376 (write_switch): Likewise. Add cast to enum type.
23377 * gimplify.c (gimplify_omp_for): Handle return values from
23378 gimplify_expr using MIN rather than bitwise or.
23379 (gimplify_expr): Add cast to enum type.
23380 * ipa-prop.c (update_jump_functions_after_inlining): Change
23381 IPA_BOTTOM to IPA_JF_UNKNOWN.
23382 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23383 Add casts to enum type.
23384 (setup_cover_and_important_classes): Change cl to int. Add casts
23386 (setup_class_translate): Change cl and mode to int.
23387 (ira_init_once): Change mode to int.
23388 (free_register_move_costs): Likewise.
23389 (setup_prohibited_mode_move_regs): Add casts to enum type.
23390 * langhooks.c (add_builtin_function_common): Rework assertion that
23391 value fits bitfield.
23392 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23393 * omega.c (omega_do_elimination): Avoid math on enum types.
23394 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23395 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23396 int local to handle integral_argment value.
23397 * regmove.c (try_auto_increment): Change PUT_MODE to
23399 * reload.c (push_secondary_reload): Add casts to enum type.
23400 (secondary_reload_class, find_valid_class): Likewise.
23401 * reload1.c (emit_input_reload_insns): Likewise.
23402 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23403 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23404 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23406 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23407 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23409 (expand_complex_libcall): Add casts to enum type.
23410 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23411 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23412 with ERROR_MARK, not NUM_TREE_CODES.
23413 (vect_create_epilog_for_reduction): Likewise.
23414 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23415 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23416 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23418 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23419 vect_unused_in_loop. Change 0 to loop_vect.
23420 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23421 * var-tracking.c (get_init_value): Change return type to enum
23423 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23424 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23426 (arm_override_options): Add casts to enum type.
23427 (arm_emit_tls_decoration): Likewise.
23428 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23430 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23431 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23432 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23434 * config/s390/s390.c (code_for_builtin_64): Change to array of
23436 (code_for_builtin_31): Likewise.
23437 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23439 * config/sparc/sparc.c (sparc_override_options): Change value
23440 field in struct code_model to enum cmodel. In initializer change
23441 0 to NULL and add cast to enum type.
23443 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23444 Change all callers. Issue a -Wc++-compat warning using
23445 lhs_origtype if necessary.
23446 (convert_for_assignment): Issue -Wc++-compat warnings about
23447 invalid conversions to enum type on assignment.
23448 * c-common.h (build_modify_expr): Update declaration.
23450 2009-04-24 Nick Clifton <nickc@redhat.com>
23452 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23453 (function_arg_advance): Likewise.
23454 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23457 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23459 * config/s390/constraints.md ('I', 'J'): Fix condition.
23461 2009-04-24 Diego Novillo <dnovillo@google.com>
23463 * gengtype-parse.c (parse_error): Add newline after message.
23465 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23467 * config/i386/sse.md (avxmodesuffixs): Removed.
23468 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23469 (*avx_pinsr<ssevecsize>): This.
23471 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23473 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23474 follow chains of regs with a single definition, and allow expressions
23475 that are function_invariant_p.
23476 (simple_rhs_p): Allow expressions that are function_invariant_p.
23478 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23480 PR middle-end/39867
23481 * fold-const.c (fold_cond_expr_with_comparison): When folding
23482 > and >= to MAX, make sure the MAX uses the same type as the
23483 comparison's operands.
23485 2009-04-24 Nick Clifton <nickc@redhat.com>
23487 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23488 addressing for DImode accesses.
23489 (frv_print_operand_address): Handle PLUS case.
23490 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23492 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23494 PR rtl-optimization/39794
23495 * alias.c (canon_true_dependence): Add x_addr argument.
23496 * rtl.h (canon_true_dependence): Adjust prototype.
23497 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23498 * cselib.c (cselib_invalidate_mem): Likewise.
23499 * gcse.c (compute_transp): Likewise.
23500 * dse.c (scan_reads_nospill): Likewise.
23501 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23502 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23503 canon_base_addr of the group, plus optional offset.
23504 (struct group_info): Rename canon_base_mem to
23506 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23507 canon_rtx of base_mem.
23509 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23511 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23512 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23514 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23516 * config/spu/spu-builtins.h: Delete file.
23518 * config/spu/spu.h (enum spu_builtin_type): Move here from
23520 (struct spu_builtin_description): Likewise. Add GTY marker.
23521 Do not use enum spu_function_code or enum insn_code.
23522 (spu_builtins): Add extern declaration.
23524 * config/spu/spu.c: Do not include "spu-builtins.h".
23525 (enum spu_function_code, enum spu_builtin_type_index,
23526 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23527 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23528 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23529 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23530 (spu_builtin_types): Make static. Add GTY marker.
23531 (spu_builtins): Add extern declaration with GTY marker.
23532 Include "gt-spu.h".
23534 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23535 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23536 Check programmatically whether all parameters are scalar.
23538 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23540 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23542 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23543 assignment from the constructor either if the target is volatile.
23545 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23547 * config/arm/arm.md (insv): Do not share operands[0].
23549 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23551 * config/vxlib-tls.c (active_tls_threads): Delete.
23552 (delete_hook_installed): New.
23553 (tls_delete_hook): Don't delete the delete hook.
23554 (tls_destructor): Delete it here.
23555 (__gthread_set_specific): Adjust installing the delete hook.
23556 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23557 __gthread_leave_tsd_dtor_context.
23559 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23561 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23563 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23565 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23567 (alpha_rtx_costs): Ditto.
23568 (emit_unlikely_jump): Use add_reg_note.
23569 (emit_frame_store_1): Ditto.
23570 (alpha_expand_prologue): Ditto.
23571 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23572 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23574 2009-04-23 Nick Clifton <nickc@redhat.com>
23576 * config/v850/v850.md (epilogue): Remove suppressed code.
23577 (return): Rename to return_simple and remove test of frame size.
23578 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23579 to gen_return_simple.
23581 2009-04-22 Jing Yu <jingyu@google.com>
23584 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23586 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23589 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23590 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23591 value is a VECTOR_CST, the element type is the element type of the
23594 2009-04-22 DJ Delorie <dj@redhat.com>
23596 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23598 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23600 * alias.c (find_base_term): Move around LO_SUM case, so that
23601 CONST falls through into PLUS/MINUS handling.
23604 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23605 into 0, use omit_one_operand.
23607 2009-04-23 Ben Elliston <bje@au.ibm.com>
23609 * config/rs6000/linux-unwind.h (get_regs): Remove type
23610 puns. Change the type of `pc' to an array of unsigned ints and
23611 update all users. Constify frame24.
23613 2009-04-22 DJ Delorie <dj@redhat.com>
23615 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23616 declarations before code.
23617 (current_function_special_page_vector): Likewise.
23618 (m32c_expand_insv): Silence a warning.
23620 2009-04-21 Taras Glek <tglek@mozilla.com>
23622 * alias.c: Update GTY annotations to new syntax.
23623 * basic-block.h: Likewise.
23624 * bitmap.h: Likewise.
23625 * c-common.h: Likewise.
23626 * c-decl.c: Likewise.
23627 * c-parser.c: Likewise.
23628 * c-pragma.c: Likewise.
23629 * c-tree.h: Likewise.
23630 * cfgloop.h: Likewise.
23631 * cgraph.h: Likewise.
23632 * config/alpha/alpha.c: Likewise.
23633 * config/arm/arm.h: Likewise.
23634 * config/avr/avr.h: Likewise.
23635 * config/bfin/bfin.c: Likewise.
23636 * config/cris/cris.c: Likewise.
23637 * config/darwin.c: Likewise.
23638 * config/frv/frv.c: Likewise.
23639 * config/i386/i386.c: Likewise.
23640 * config/i386/i386.h: Likewise.
23641 * config/i386/winnt.c: Likewise.
23642 * config/ia64/ia64.h: Likewise.
23643 * config/iq2000/iq2000.c: Likewise.
23644 * config/mips/mips.c: Likewise.
23645 * config/mmix/mmix.h: Likewise.
23646 * config/pa/pa.c: Likewise.
23647 * config/pa/pa.h: Likewise.
23648 * config/rs6000/rs6000.c: Likewise.
23649 * config/s390/s390.c: Likewise.
23650 * config/sparc/sparc.c: Likewise.
23651 * config/xtensa/xtensa.c: Likewise.
23652 * cselib.h: Likewise.
23653 * dbxout.c: Likewise.
23654 * dwarf2out.c: Likewise.
23655 * except.c: Likewise.
23656 * except.h: Likewise.
23657 * fixed-value.h: Likewise.
23658 * function.c: Likewise.
23659 * function.h: Likewise.
23660 * gimple.h: Likewise.
23661 * integrate.c: Likewise.
23662 * optabs.c: Likewise.
23663 * output.h: Likewise.
23664 * real.h: Likewise.
23666 * stringpool.c: Likewise.
23667 * tree-data-ref.c: Likewise.
23668 * tree-flow.h: Likewise.
23669 * tree-scalar-evolution.c: Likewise.
23670 * tree-ssa-address.c: Likewise.
23671 * tree-ssa-alias.h: Likewise.
23672 * tree-ssa-operands.h: Likewise.
23673 * tree.c: Likewise.
23674 * tree.h: Likewise.
23675 * varasm.c: Likewise.
23676 * varray.h: Likewise.
23678 * coretypes.h: Do not define GTY macro if it is already defined.
23679 * doc/gty.texi: Update GTY documentation to new syntax.
23680 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23681 annotations on structs.
23682 * gengtype-parse.c: Likewise.
23684 2009-04-22 Mark Heffernan <meheff@google.com>
23686 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23688 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23690 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23693 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23695 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23696 the same as a PLUS without a shift. Increase the cost of a
23699 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23701 * Makefile.in: Update dependencies.
23702 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23703 * errors.h: Remove bogus comment about compatibility.
23704 (warning): Update declaration.
23705 * genautomata.c: Update all calls to warning.
23706 * gimple.c: Do not include errors.h. Include toplev.h.
23707 * tree-ssa-structalias.c: Do not include errors.h.
23708 * omega.c: Likewise.
23709 * tree-ssa-reassoc.c: Likewise.
23710 * config/spu/spu-c.c: Likewise.
23711 * config/spu/t-spu-elf: Update dependencies.
23713 2009-04-22 Richard Guenther <rguenther@suse.de>
23715 PR tree-optimization/39824
23716 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23717 make sure the types are compatible.
23719 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23722 * c-common.c (c_parse_error): Take a token_flags parameter.
23723 Use token_type for the token type instead.
23724 Pass token_flags to cpp_type2name.
23725 * c-common.h (c_parse_error): Update declaration.
23726 * c-parser.c (c_parser_error): Pass 0 as token flags.
23728 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23730 PR rtl-optimization/39580
23731 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23733 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23735 * function.c (expand_function_end): Do not emit a jump to the "naked"
23736 return label for fall-through returns.
23737 * except.c (sjlj_emit_function_exit): Always place the call to the
23738 unregister function at the location installed by expand_function_end.
23740 2009-04-22 Richard Guenther <rguenther@suse.de>
23742 PR tree-optimization/39845
23743 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23744 (gen_inbound_check): Likewise.
23746 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23748 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23750 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23751 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23753 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23755 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23756 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23757 shift counts to avoid out-of-bounds array accesses.
23759 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23761 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23762 (Pmode): Move above.
23764 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23766 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23767 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23768 GET_CODE macro. Use IN_RANGE macro where appropriate.
23769 * config/alpha/alpha.h: Ditto.
23770 * config/alpha/alpha.md: Ditto.
23771 * config/alpha/constraints.md: Ditto.
23772 * config/alpha/predicates.md: Ditto.
23774 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23776 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23777 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23778 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23779 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23780 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23781 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23782 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23783 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23784 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23785 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23786 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23787 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23788 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23789 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23790 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23791 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23792 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23793 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23794 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23795 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23796 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23797 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23798 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23799 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23800 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23801 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23802 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23804 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23806 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23807 references from comments.
23808 * cfgbuild.c (count_basic_blocks): Delete.
23809 (find_basic_blocks_1): Delete.
23810 (find_basic_blocks): Delete.
23811 * except.c (finish_eh_generation): Make static. Move comment from
23812 except.h here. Remove find_basic_blocks references from comments.
23813 * except.h (finish_eh_generation): Delete.
23814 * basic-block.h (find_basic_blocks): Delete.
23815 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23817 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23819 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23820 (sdbout_parms): Likewise.
23822 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23824 * config/sh/sh.c (prepare_cbranch_operands): Use
23825 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23826 (expand_cbranchdi4): Likewise.
23827 (from_compare): Add cast to enum type.
23828 (expand_cbranchsi4): Use add_reg_note.
23829 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23830 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23831 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23832 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23833 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23834 instead of CODE_FOR_nothing.
23835 (cbranchdi4): Likewise. Fix the order of arguments for
23837 (push_fpscr): Use add_reg_note.
23838 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23839 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23841 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23843 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23844 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23845 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23846 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23847 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23848 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23849 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23850 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23851 config/alpha/x-vms, config/arc/t-arc,
23852 config/arm/README-interworking, config/arm/arm-c.c,
23853 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23854 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23855 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23856 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23857 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23858 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23859 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23860 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23861 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23862 config/cris/t-elfmulti, config/crx/t-crx,
23863 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23864 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23865 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23866 config/h8300/t-h8300, config/i386/athlon.md,
23867 config/i386/darwin-libgcc.10.4.ver,
23868 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23869 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23870 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23871 config/i386/t-linux64, config/i386/t-nwld,
23872 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23873 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23874 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23875 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23876 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23877 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23878 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23879 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23880 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23881 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23882 config/m68k/t-uclinux, config/mcore/t-mcore,
23883 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23884 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23885 config/mips/crtn.asm, config/mips/irix-crti.asm,
23886 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23887 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23888 config/mips/mips-fixed.md, config/mips/sb1.md,
23889 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23890 config/mips/t-iris6, config/mips/t-isa3264,
23891 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23892 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23893 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23894 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23895 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23896 config/mn10300/t-linux, config/mn10300/t-mn10300,
23897 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23898 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23899 config/picochip/libgccExtras/clzsi2.asm,
23900 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23901 config/rs6000/darwin-libgcc.10.4.ver,
23902 config/rs6000/darwin-libgcc.10.5.ver,
23903 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23904 config/rs6000/t-aix43, config/rs6000/t-aix52,
23905 config/rs6000/t-darwin, config/rs6000/t-fprules,
23906 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23907 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23908 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23909 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23910 config/rs6000/t-rtems, config/rs6000/t-spe,
23911 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23912 config/score/t-score-elf, config/sh/divcost-analysis,
23913 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23914 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23915 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23916 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23917 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23918 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23919 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23920 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23921 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23922 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23923 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23924 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23925 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23926 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23927 * config/h8300/genmova.sh: Include copyright and license notices
23928 in generated output.
23929 * config/h8300/mova.md: Regenerate.
23930 * doc/install.texi2html: Include word "Copyright" in copyright
23931 notice and use name "Free Software Foundation, Inc.".
23932 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23933 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23934 ChangeLog-2007, ChangeLog-2008: Correct dates.
23936 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23938 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23939 NE_EXPR operations as well.
23940 * c-parser.c (c_parser_condition): Do not set location information on
23942 (c_parser_conditional_expression): Likewise.
23943 (c_parser_binary_expression): Set location information on operators.
23944 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23945 TRUTH_NOT_EXPR has been folded.
23946 * fold-const.c (fold_truth_not_expr): Copy location information from
23947 the incoming expression to the outgoing one.
23948 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23949 recursive calls on the LHS of the operator but pass that of the
23950 operator to recursive calls on the RHS of the operator. Set it
23952 (shortcut_cond_expr): Set the locus of the operator on the second
23953 COND_EXPR and that of the expression on the first in degenerate cases.
23954 Pass the locus of the expression to calls to shortcut_cond_r.
23955 Set the locus of the 'then' block on the associated jump, if any.
23956 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23957 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23958 expression to call to gimplify_boolean_expr.
23960 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23962 * config.gcc: Add additional configuration for
23963 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23964 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23965 (CPP_SPEC): Redefine for allowing -municode option.
23966 (STARTFILE_SPEC): Likewise.
23967 * config/i386/t-mingw-w64: New.
23968 * config/i386/mingw-w64.opt: New.
23969 (municode): Add new target option.
23970 * doc/invoke.texi (municode): Add documentation for new option.
23972 2009-04-21 Ian Lance Taylor <iant@google.com>
23974 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23975 Correct test for number of arguments.
23976 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23978 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23980 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23981 argument of emit_library_call.
23983 2009-04-21 Richard Guenther <rguenther@suse.de>
23985 PR middle-end/39829
23986 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23987 inside VIEW_CONVERT_EXPRs.
23989 2009-04-21 Martin Jambor <mjambor@suse.cz>
23991 * tree-switch-conversion.c (build_constructors): Split a long line.
23992 (constructor_contains_same_values_p): New function.
23993 (build_one_array): Create assigns of constants if possible, do not
23994 call mark_sym_for_renaming, call update_stmt.
23995 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23996 make_rename_temp. Do not call mark_symbols_for_renaming, call
23998 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23999 find_new_referenced_vars, call update_stmt.
24000 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24001 instead of calling make_rename_temp. Do not call
24002 find_new_referenced_vars or mark_symbols_for_renaming, call
24005 2009-04-21 Richard Guenther <rguenther@suse.de>
24007 PR tree-optimization/39827
24008 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24009 (tree_ssa_phiprop): Pass the correct array size.
24011 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24013 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24015 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24018 * c-typeck.c (lvalue_p): Move declaration ...
24019 * c-common.h (lvalue_p): ... to here.
24020 * c-common.c (candidate_equal_p): New.
24021 (add_tlist): Use it.
24022 (merge_tlist): Use it.
24023 (warn_for_collisions_1): Likewise.
24024 (warning_candidate_p): Accept more candidates.
24025 (verify_tree): A warning candidate can be an expression. Use
24028 2009-04-21 Ben Elliston <bje@au.ibm.com>
24031 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24032 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24033 options. Remove -mcall-solaris documentation.
24035 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24038 * doc/invoke.texi (-Wlong-long): Update description.
24039 * c-lex (interpret_integer): Only warn if there was no previous
24040 overflow and -Wlong-long is enabled.
24041 * c-decl.c (declspecs_add_type): Drop redundant flags.
24042 * c.opt (Wlong-long): Init to -1.
24043 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24044 and front-end warn_long_long. Wlong-long only depends on other
24045 flags if it is uninitialized.
24046 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24047 the same for CPP and FE.
24048 (restore_extension_diagnostics): Likewise.
24050 2009-04-20 Ian Lance Taylor <iant@google.com>
24052 Fix enum conversions which are invalid in C++:
24053 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24054 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24055 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24056 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24057 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24058 (dbxout_parms): Likewise.
24059 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24060 (df_clear_flags): Likewise.
24061 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24062 top_flag parameter to int.
24063 (df_chain_create_bb_process_use): Likewise.
24064 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24066 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24067 (df_ref_create_structure, df_def_record_1): Likewise.
24068 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24069 (df_notes_rescan): Change 0 to VOIDmode in function call.
24070 (df_get_call_refs, df_insn_refs_collect): Likewise.
24071 (df_bb_regs_collect): Likewise.
24072 (df_entry_block_defs_collect): Likewise.
24073 (df_exit_block_uses_collect): Likewise.
24074 * df.h: Update declarations.
24075 * double-int.c (double_int_divmod): Add cast to enum type.
24076 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24077 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24078 (based_loc_descr): Likewise.
24079 (loc_descriptor_from_tree_1): Change first_op and second_op to
24080 enum dwarf_location_atom. Add cast to enum type.
24081 * expmed.c (init_expmed): Change 0 to SET in function call.
24082 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24083 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24084 (do_store_flag): Likewise.
24085 * fixed-value.h (struct fixed_value): Change mode to enum
24087 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24088 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24090 (insert_insn_decl, insert_decl, insert_state): Likewise.
24091 (automata_list_finish): Likewise.
24092 * genrecog.c (process_define_predicate): Add cast to enum type.
24093 * gensupport.c (init_predicate_table): Add cast to enum type.
24094 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
24096 (gimple_build_call_1, gimple_build_label): Likewise.
24097 (gimple_build_goto, gimple_build_asm_1): Likewise.
24098 (gimple_build_switch_1, gimple_build_cdt): Likewise.
24099 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
24100 (enum fallback): Rename from enum fallback_t.
24101 (fallback_t): Typedef as int.
24102 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
24103 GSI_SAME_STMT in function call.
24104 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
24106 (setup_reg_class_relations): Likewise.
24107 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
24108 (setup_prohibited_class_mode_regs): Add cast to enum type.
24109 (setup_prohibited_mode_move_regs): Likewise.
24110 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
24111 (record_address_regs): Change i to enum reg_class.
24112 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
24113 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
24114 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
24115 (GET_MODE_2XWIDER_MODE): Likewise.
24116 (GET_CLASS_NARROWEST_MODE): Likewise.
24117 * omp-low.c (expand_omp_for): Add cast to enum type.
24118 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
24119 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
24120 * postreload.c (reload_cse_simplify_operands): Change rclass local
24122 * predict.c (combine_predictions_for_insn): Change best_predictor
24123 and predictor to enum br_predictor.
24124 (combine_predictions_for_bb): Likewise.
24125 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24126 use SET_PREDICT_EXPR_OUTCOME.
24127 * real.c (real_arithmetic): Change icode to code in function call.
24128 * reginfo.c (init_move_cost): Add casts to enum type.
24129 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24130 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24132 * reload.c (find_valid_class): Add casts to enum type.
24133 (push_reload): Change 0 to NO_REGS in function call.
24134 (find_reloads): Change this_alternative to array of enum
24135 reg_class. Remove some now-unnecessary casts.
24136 (make_memloc): Change 0 to VOIDmode in function call.
24137 * reload1.c (reload): Change 0 to VOIDmode in function call.
24138 (eliminate_regs_1, elimination_effects): Likewise.
24139 (eliminate_regs_in_insn): Likewise.
24140 (emit_input_reload_insns): Add cast to enum type.
24141 (delete_output_reload): Change 0 to VOIDmode in function call.
24142 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24143 to enum type in function call.
24144 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24145 (SET_PREDICT_EXPR_OUTCOME): Define.
24146 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24147 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24148 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24149 (dump_function): Likewise.
24150 * tree-dump.h: Update declarations.
24151 * tree-pass.h: Update declarations.
24152 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24153 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24155 (arm_rtx_costs_1): Correct parenthesization.
24156 (arm_rtx_costs): Add casts to enum type.
24157 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24158 (vfp_emit_fstmd): Use add_rg_note.
24159 (emit_multi_reg_push, emit_sfm): Likewise.
24160 (thumb_set_frame_pointer): Likewise.
24161 (arm_expand_prologue): Likewise.
24162 (arm_regno_class): Change return type to enum reg_class.
24163 (thumb1_expand_prologue): Use add_reg_note.
24164 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24165 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24167 * config/arm/gentune.sh: Add cast to enum type.
24168 * config/arm/arm-tune.md: Rebuild.
24169 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24170 (ix86_split_fp_branch, predict_jump): Likewise.
24171 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24172 insn_code to enum rtx_code.
24173 (ix86_builtin_vectorized_function): Add cast to enum type.
24174 * config/i386/i386.md (truncdfsf2): Change slot to enum
24176 (truncxf<mode>2, isinf<mode>2): Likewise.
24177 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24179 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24180 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24181 (insert_bundle_state): Change 1 to INSERT in function call.
24182 (ia64_add_bundle_selector_before): Likewise.
24183 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24184 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24185 (restore_stack_nonlocal): Likewise.
24186 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24188 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24190 (mips_rtx_costs): Likewise.
24191 (mips_override_options): Add casts to enum type.
24192 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24194 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24195 (store_reg, set_reg_plus_d): Likewise.
24196 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24197 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24199 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24201 (emit_unlikely_jump): Use add_reg_note.
24202 (rs6000_emit_allocate_stack): Likewise.
24203 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24204 (output_toc): Change 1 to INSERT in function call.
24205 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24206 (rs6000_initialize_trampoline): Likewise.
24207 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24209 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24210 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24211 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24212 (save_gprs): Use add_reg_note.
24213 (s390_emit_prologue): Likewise.
24214 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24215 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24216 (sparc_fold_builtin): Add cast to enum type.
24217 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24219 (spu_expand_prologue): Use add_reg_note.
24220 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24222 2009-04-20 Ian Lance Taylor <iant@google.com>
24224 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24225 (c_parser_postfix_expression_after_primary): Get VEC for list of
24226 arguments. Get original types of arguments. Call
24227 build_function_call_vec.
24228 (cached_expr_list_1, cached_expr_list_2): New static variables.
24229 (c_parser_expr_list): Change return type to VEC *. Add
24230 p_orig_types parameter. Change all callers.
24231 (c_parser_release_expr): New static function.
24232 (c_parser_vec_to_tree_list): New static function.
24233 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24234 call build_function_call_vec.
24235 (build_function_call_vec): New function, based on old
24236 build_function_call.
24237 (convert_arguments): Remove nargs and argarray parameters. Change
24238 values to a VEC. Add origtypes parameter.
24239 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24240 (convert_for_assignment): Add origtype parameter. Change all
24241 callers. If warn_cxx_compat, check for conversion to an enum
24242 type when calling a function.
24243 (store_init_value): Add origtype parameter. Change all callers.
24244 (digest_init): Likewise.
24245 (struct init_node): Add origtype field.
24246 (add_pending_init): Add origtype parameter. Change all callers.
24247 (output_init_element): Likewise.
24248 (output_pending_init_elements): Pass origtype from init_node to
24249 output_init_element.
24250 (process_init_element): Pass origtype from c_expr to
24251 output_init_element.
24252 (c_finish_return): Add origtype parameter. Change all callers.
24253 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24255 (sync_resolve_params): Likewise.
24256 (sync_resolve_return): Change params to first_param. Change caller.
24257 (resolve_overloaded_builtins): Change params to VEC *. Change
24258 callers. Save first parameter around call to build_function_call_vec.
24259 * c-decl.c (finish_decl): Add origtype parameter. Change all
24260 callers. Call build_function_call_vec rather than
24261 build_function_call for cleanup.
24262 * c-tree.h: Update declarations.
24263 * c-common.h: Update declarations.
24264 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24265 params to first_param.
24266 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24267 params parameter from tree to void *.
24268 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24269 Change arglist parameter to have type void *, and to be a pointer
24271 * config/rs6000/rs6000-protos.h
24272 (altivec_resolve_overloaded_builtin): Update declaration.
24273 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24274 fnargs parameter to have type void *, and to be a pointer to a
24275 VEC. Call build_function_call_vec instead of
24276 build_function_call.
24277 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24279 2009-04-20 Joey Ye <joey.ye@intel.com>
24280 Xuepeng Guo <xuepeng.guo@intel.com>
24281 H.J. Lu <hongjiu.lu@intel.com>
24283 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24285 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24286 (IX86_LEA_PRIORITY): Likewise.
24287 (distance_non_agu_define): New function.
24288 (distance_agu_use): Likewise.
24289 (ix86_lea_for_add_ok): Likewise.
24290 (ix86_dep_by_shift_count): Likewise.
24292 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24293 should split for LEA.
24295 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24297 (ix86_dep_by_shift_count): Likewise.
24299 2009-04-20 Richard Guenther <rguenther@suse.de>
24301 * expr.c (handled_component_p): Move ...
24302 * tree.h (handled_component_p): ... here.
24303 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24304 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24305 and REALPART_EXPR to be in one group.
24307 2009-04-20 Richard Guenther <rguenther@suse.de>
24309 * basic-block.h (get_all_dominated_blocks): Declare.
24310 * dominance.c (get_all_dominated_blocks): New function.
24311 * tree-cfg.c (get_all_dominated_blocks): Remove.
24312 (remove_edge_and_dominated_blocks): Adjust.
24313 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24314 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24315 instead of recursing.
24317 2009-04-20 Doug Kwan <dougkwan@google.com>
24319 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24320 (struct cgraph_node_set_def): New type.
24321 (cgraph_node_set) New type. Also declare vector functions.
24322 (struct cgraph_node_set_element_def): New type.
24323 (cgraph_node_set_element): Ditto.
24324 (cgraph_node_set_iterator): New iterator type.
24325 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24326 cgraph_node_set_remove, dump_cgraph_node_set,
24327 debug_cgraph_node_set): New prototypes.
24328 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24329 cgraph_node_set_size): New inlines.
24330 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24331 including cgraph.h.
24332 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24333 argument to function 'write_summary'.
24334 * ipa.c: Include ggc.h.
24335 (hash_cgraph_node_set_element,
24336 eq_cgraph_node_set_element, cgraph_node_set_new,
24337 cgraph_node_set_add, cgraph_node_set_remove,
24338 cgraph_node_set_find, dump_cgraph_node_set,
24339 debug_cgraph_node_set): New functions.
24340 * Makefile.in (ipa.o): Add dependency on GGC_H.
24342 2009-04-20 Ira Rosen <irar@il.ibm.com>
24344 PR tree-optimization/39675
24345 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24346 check of the return code of vect_schedule_slp. Check that
24347 stmt_vec_info still exists for the statement, before checking its
24348 vectorization type.
24350 2009-04-20 Michael Matz <matz@suse.de>
24352 * Makefile.in (generated_files): Take out $(simple_generated_c).
24354 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24356 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24357 (UINTPTR_TYPE): Likewise.
24359 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24362 * c-typeck.c (digest_init): Check for initializing an array with a
24365 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24368 * c-semantics.c (pop_stmt_list): Propagate
24369 STATEMENT_LIST_HAS_LABEL to parent statement list.
24371 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24373 * config/mips/mips.h (mips_tune_attr): New macro.
24374 * config/mips/mips.md (cpu): Use it.
24376 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24379 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24382 2009-04-19 Diego Novillo <dnovillo@google.com>
24384 * toplev.c (compile_file): Move call to coverage_finish ...
24385 * cgraphunit.c (ipa_passes): ... here.
24386 Call cgraph_process_new_functions.
24387 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24388 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24390 2009-04-19 Jan Hubicka <jh@suse.cz>
24392 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24394 (dump_cgraph_node): Dump can throw external flag.
24395 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24397 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24401 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24402 * common.opt (Wlogical-op): Move from here...
24403 * c.opt (Wlogical-op): ... to here.
24404 * c-typeck.c (parser_build_binary_op): Update call to
24405 warn_logical_operator.
24406 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24408 * c-common.c (warn_logical_op): Update.
24409 * c-common.h (warn_logical_op): Update declaration.
24411 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24413 * tree.c (protected_set_expr_location): Fix formatting.
24415 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24418 * c-typeck.c (readonly_warning): new.
24419 (build_unary_op, build_modify_expr): Use readonly_warning for
24420 storing into something readonly but not const-qualified.
24422 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24425 * c-typeck.c (build_unary_op): Check for taking address of
24426 expression of type void.
24428 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24431 * c-typeck.c (build_function_call): Check for calling a function
24432 with qualified void return types. Call require_complete_type when
24435 2009-04-18 Jan Hubicka <jh@suse.cz>
24437 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24439 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24440 can_throw_external flag.
24441 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24442 * ipa-pure-const.c (ignore_edge): New function.
24443 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24444 only over can_throw_external edges.
24445 (local_pure_const): Add nothrow flag.
24446 * ipa-utils.c (searchc): Add ignore_edge callback.
24447 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24448 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24449 (set_nothrow_function_flags): Update cgraph.
24450 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24452 2009-04-18 Richard Guenther <rguenther@suse.de>
24454 PR middle-end/39804
24455 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24456 (fold_stmt): ... this and ...
24457 (fold_stmt_inplace): ... this.
24458 (fold_stmt_1): Fold references in calls and asms.
24459 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24461 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24463 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24464 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24466 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24468 * tree.c (function_args_count): Remove.
24469 * tree.h: Remove the prototype for function_args_count.
24471 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24473 * tree-iterator.c (expr_only): Remove.
24474 * tree.h: Remove the prototype for expr_only.
24476 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24478 * reginfo.c (cannot_change_mode_set_regs): Remove.
24479 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24481 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24483 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24484 whether operands 0 and 1 overlaps.
24486 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24488 PR middle-end/36902
24489 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24490 pointer. Use warning_at instead of warning.
24491 (search_for_addr_array): Likewise.
24492 (check_array_bounds): Likewise.
24493 (check_all_array_refs): Check that the incoming edge is not in the
24494 list of edges to be removed.
24495 (check_all_array_refs): Avoid the temporal pointer.
24496 (vrp_visit_cond_stmt): Fix typo.
24497 (simplify_switch_using_ranges): Handle the case where the switch
24498 index is an integer constant.
24500 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24502 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24504 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24506 * doc/extend.texi, doc/invoke.texi: Fix typos.
24508 2009-04-17 Cary Coutant <ccoutant@google.com>
24510 * tree-flow-inline.h (get_lineno): Fix inverted test.
24512 2009-04-17 Diego Novillo <dnovillo@google.com>
24514 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24515 assertion for AVAIL_OUT.
24517 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24520 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24521 * config/sh/linux-atomic.asm: Likewise.
24523 2009-04-17 Diego Novillo <dnovillo@google.com>
24525 * except.c (debug_eh_tree): New.
24526 (struct eh_region, struct eh_status): Move ...
24527 * except.h: ... here.
24528 (add_type_for_runtime): Declare extern.
24529 (lookup_type_for_runtime): Likewise.
24530 (debug_eh_tree): Declare.
24531 * Makefile.in (GTFILES): List except.h before except.c
24533 2009-04-17 Diego Novillo <dnovillo@google.com>
24535 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24536 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24537 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24538 (find_vars_r): ... here.
24539 * tree-flow.h (find_referenced_vars_in): Declare.
24540 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24541 that AVAIL_OUT exists for BLOCK.
24542 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24543 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24544 (tree-parloops.o): Likewise.
24546 2009-04-17 Simon Baldwin <simonb@google.com>
24548 * toplev.c (default_tree_printer): Add handling for %E format.
24550 2009-04-17 Diego Novillo <dnovillo@google.com>
24552 * tree-pretty-print.c (dump_generic_node): Add break after
24553 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24554 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24555 FUNCTION_TYPE together. Call print_struct_decl when printing
24556 structures and TDF_SLIM is not given.
24557 (print_struct_decl): Fix logic for detecting recursion.
24559 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24562 * gcc.c (create_at_file): New.
24563 (compile_input_file_p): New.
24564 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24565 * main.c (main): Update call to toplev_main.
24566 * toplev.c (toplev_main): Change signature. Call expandargv.
24567 * toplev.h (toplev_main): Change signature.
24569 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24571 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24572 if the latter is not constant.
24574 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24576 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24578 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24580 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24581 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24583 2009-04-17 Richard Guenther <rguenther@suse.de>
24585 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24586 Handle component references view-converting an invariant address.
24588 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24590 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24591 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24592 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24593 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24594 Use @deftypevr rather than @deftypevar.
24596 2009-04-17 Richard Guenther <rguenther@suse.de>
24598 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24599 (get_prop_source_stmt): Likewise.
24600 (can_propagate_from): Likewise.
24602 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24604 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24605 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24606 (--with-multilib-list): Add default value.
24607 * configure: Regenerate.
24608 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24609 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24610 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24611 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24612 Don't add default cpu to multilib list unnecessarily, but do enable
24613 the relevant compiler option..
24614 Add support for --with-multilib-list=<blank> and
24615 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24616 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24617 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24618 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24619 TM_MULTILIB_CONFIG.
24620 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24621 (MULTILIB_OSDIRNAMES): New variable.
24622 * config/sh/t-1e: Delete file.
24623 * config/sh/t-mlib-sh1: Delete file.
24624 * config/sh/t-mlib-sh2: Delete file.
24625 * config/sh/t-mlib-sh2a: Delete file.
24626 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24627 * config/sh/t-mlib-sh2a-single: Delete file.
24628 * config/sh/t-mlib-sh2a-single-only: Delete file.
24629 * config/sh/t-mlib-sh2e: Delete file.
24630 * config/sh/t-mlib-sh3e: Delete file.
24631 * config/sh/t-mlib-sh4: Delete file.
24632 * config/sh/t-mlib-sh4-nofpu: Delete file.
24633 * config/sh/t-mlib-sh4-single: Delete file.
24634 * config/sh/t-mlib-sh4-single-only: Delete file.
24635 * config/sh/t-mlib-sh4a: Delete file.
24636 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24637 * config/sh/t-mlib-sh4a-single: Delete file.
24638 * config/sh/t-mlib-sh4a-single-only: Delete file.
24639 * config/sh/t-mlib-sh4al: Delete file.
24640 * config/sh/t-mlib-sh5-32media: Delete file.
24641 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24642 * config/sh/t-mlib-sh5-64media: Delete file.
24643 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24644 * config/sh/t-mlib-sh5-compact: Delete file.
24645 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24646 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24647 * doc/install.texi (Options specification): Add
24648 --with-multilib-list and --with-endian.
24650 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24652 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24654 (OBJS-common): Add plugin-version.o.
24655 (plugin-version.o): New.
24656 * gcc-plugin.h (plugin_gcc_version): New.
24657 (plugin_default_version_check): New.
24658 (plugin_init_func, plugin_init): Add version argument.
24659 * plugin-version.c: New.
24660 * plugin.c (str_plugin_gcc_version_name): New.
24661 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24662 pass it to the init function.
24663 (plugin_default_version_check): New.
24665 2009-04-17 Richard Guenther <rguenther@suse.de>
24667 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24668 for decl-vs-decl disambiguation.
24670 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24672 * config/s390/s390.h (s390_tune_attr): New macro definition.
24673 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24675 2009-04-17 Richard Guenther <rguenther@suse.de>
24677 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24678 (fold_stmt_r): Likewise.
24679 (maybe_fold_reference): New function.
24680 (fold_gimple_assign): Handle cases fold_stmt_r did.
24681 (fold_stmt): Do not use fold_stmt_r.
24682 (fold_stmt_inplace): Likewise.
24684 2009-04-17 Richard Guenther <rguenther@suse.de>
24686 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24687 (record_equivalences_from_stmt): Remove useless checks and
24689 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24690 the type is already suitable.
24692 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24694 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24696 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24698 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24699 (CMPtype): Define as __gcc_CMPtype.
24701 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24703 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24704 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24706 2009-04-17 Richard Guenther <rguenther@suse.de>
24708 PR tree-optimization/39746
24709 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24710 special-casing for builtins and static variable use/def.
24711 (call_may_clobber_ref_p_1): Likewise.
24713 2009-04-16 Ian Lance Taylor <iant@google.com>
24715 * df.h: Include "timevar.h".
24716 (struct df_problem): Change tv_id field to timevar_id_t.
24717 * tree-pass.h: Include "timevar.h".
24718 (struct opt_pass): Change tv_id field to timevar_id_t.
24719 * timevar.h (timevar_id_t): Define TV_NONE.
24720 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24721 TV_NONE rather than tv_id != 0.
24722 (execute_one_pass): Likewise.
24723 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24724 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24725 dependencies to $(TREE_PASS_H).
24726 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24728 (pass_branch_target_load_optimize2): Likewise.
24729 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24730 (pass_outof_cfg_layout_mode): Likewise.
24731 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24732 (pass_rebuild_cgraph_edges): Likewise.
24733 (pass_remove_cgraph_callee_edges): Likewise.
24734 * df-core.c (pass_df_initialize_opt): Likewise.
24735 (pass_df_initialize_no_opt): Likewise.
24736 (pass_df_finish): Likewise.
24737 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24738 * except.c (pass_set_nothrow_function_flags): Likewise.
24739 (pass_convert_to_eh_region_ranges): Likewise.
24740 * final.c (pass_compute_alignments): Likewise.
24741 * function.c (pass_instantiate_virtual_regs): Likewise.
24742 (pass_init_function): Likewise.
24743 (pass_leaf_regs): Likewise.
24744 (pass_match_asm_constraints): Likewise.
24745 * gimple-low.c (pass_lower_cf): Likewise.
24746 (pass_mark_used_blocks): Likewise.
24747 * init-regs.c (pass_initialize_regs): Likewise.
24748 * integrate.c (pass_initial_value_sets): Likewise.
24749 * ira.c (pass_ira): Likewise.
24750 * jump.c (pass_cleanup_barriers): Likewise.
24751 * omp-low.c (pass_expand_omp): Likewise.
24752 (pass_lower_omp): Likewise.
24753 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24754 * recog.c (pass_split_all_insns): Likewise.
24755 (pass_split_after_reload): Likewise.
24756 (pass_split_before_regstack): Likewise.
24757 (pass_split_before_sched2): Likewise.
24758 (pass_split_for_shorten_branches): Likewise.
24759 * reginfo.c (pass_reginfo_init): Likewise.
24760 (pass_subregs_of_mode_init): Likewise.
24761 (pass_subregs_of_mode_finish): Likewise.
24762 * passes.c (pass_postreload): Likewise.
24763 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24764 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24765 (pass_warn_function_return): Likewise.
24766 (pass_warn_function_noreturn): Likewise.
24767 * tree-complex.c (pass_lower_complex): Likewise.
24768 (pass_lower_complex_O0): Likewise.
24769 * tree-if-conv.c (pass_if_conversion): Likewise.
24770 * tree-into-ssa.c (pass_build_ssa): Likewise.
24771 * tree-mudflap.c (pass_mudflap_1): Likewise.
24772 (pass_mudflap_2): Likewise.
24773 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24774 (pass_mudflap_2): Likewise.
24775 * tree-nrv.c (pass_return_slot): Likewise.
24776 * tree-object-size.c (pass_object_sizes): Likewise.
24777 * tree-optimize.c (pass_all_optimizations): Likewise.
24778 (pass_early_local_passes): Likewise.
24779 (pass_all_early_optimizations): Likewise.
24780 (pass_cleanup_cfg): Likewise.
24781 (pass_cleanup_cfg_post_optimizing): Likewise.
24782 (pass_free_datastructures): Likewise.
24783 (pass_free_cfg_annotations): Likewise.
24784 (pass_fixup_cfg): Likewise.
24785 (pass_init_datastructures): Likewise.
24786 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24787 (pass_late_warn_uninitialized): Likewise.
24788 (pass_update_address_taken): Likewise.
24789 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24790 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24791 (pass_cse_sincos): Likewise.
24792 (pass_convert_to_rsqrt): Likewise.
24793 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24794 * tree-stdarg.c (pass_stdarg): Likewise.
24795 * tree-tailcall.c (pass_tail_recursion): Likewise.
24796 (pass_tail_calls): Likewise.
24797 * tree-vect-generic.c (pass_lower_vector): Likewise.
24798 (pass_lower_vector_ssa): Likewise.
24799 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24801 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24803 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24805 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24807 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24808 logical and signext.
24810 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24813 * config/sh/predicates.md (arith_operand): Check if the operand
24814 of TRUNCATE is a REG.
24816 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24818 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24819 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24821 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24823 * tree-iterator.c (tsi_split_statement_list_after,
24824 tsi_split_statement_list_before): Remove.
24825 * tree-iterator.h: Remove the prototypes for
24826 tsi_split_statement_list_after and tsi_split_statement_list_before.
24828 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24830 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24831 * tree-ssa-propagate.h: Remove the prototype for
24832 stmt_makes_single_load.
24834 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24836 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24837 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24839 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24841 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24843 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24845 * except.c (eh_region_outer_p): Remove.
24846 * except.h: Remove the prototype for eh_region_outer_p.
24848 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24850 * function.c (current_function_assembler_name): Remove.
24851 * function.h: Remove the prototype for
24852 current_function_assembler_name.
24854 2009-04-16 Ian Lance Taylor <iant@google.com>
24856 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24857 (add_reg_note): Call alloc_reg_note.
24858 * rtl.h (alloc_reg_note): Declare.
24859 * combine.c (try_combine): Use alloc_reg_note.
24860 (recog_for_combine, move_deaths): Likewise.
24861 (distribute_notes): Use alloc_reg_note and add_reg_note.
24862 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24863 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24864 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24866 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24868 PR rtl-optimization/39762
24869 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24870 ira_may_move_out_cost): Add comments about way of their usage.
24871 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24873 * ira-conflicts.c (process_regs_for_copy): Use function
24874 ira_get_register_move_cost instead of global
24875 ira_register_move_cost.
24877 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24878 color_pass, move_spill_restore, update_curr_costs): Ditto.
24880 * ira-lives.c (process_single_reg_class_operands): Ditto.
24882 * ira-emit.c (emit_move_list): Ditto.
24884 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24885 (record_reg_classes): Ditto. Use functions
24886 ira_get_register_move_cost and ira_get_may_move_cost instead of
24887 global vars ira_register_move_cost, ira_may_move_out_cost and
24888 ira_may_move_in_cost.
24889 (record_address_regs): Don't call ira_init_register_move_cost.
24890 Use function ira_get_may_move_cost instead of global
24891 ira_may_move_in_cost.
24892 (process_bb_node_for_hard_reg_moves): Use function
24893 ira_get_register_move_cost instead of global ira_register_move_cost.
24894 (ira_costs): Don't call ira_init_register_move_cost.
24896 2009-04-16 Richard Guenther <rguenther@suse.de>
24898 * tree-cfg.c (verify_gimple_assign_binary):
24899 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24900 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24901 (create_general_new_stmt): Note that this function is broken.
24903 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24905 * common.opt (fhelp): Add Var(help_flag).
24906 * gcc-plugin.h (plugin_info): Add help.
24907 * plugin.c (plugin_name_args): Add help.
24908 (register_plugin_info): Set plugin->help.
24909 (print_help_one_plugin): New.
24910 (print_plugins_help): New.
24911 * plugin.h (print_plugins_help): New.
24912 * toplev.c (toplev_main): Call print_plugins_help if needed.
24914 2009-04-16 Richard Guenther <rguenther@suse.de>
24916 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24917 (gimple_ior_addresses_taken_1): New function.
24918 (gimple_ior_addresses_taken): Likewise.
24919 * gimple.h (struct gimple_statement_with_ops_base): Remove
24920 addresses_taken member.
24921 (gimple_ior_addresses_taken): Declare.
24922 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24923 gimple_set_addresses_taken): Remove.
24924 * ipa-reference.c (mark_address): New function.
24925 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24926 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24927 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24928 (gimple_add_to_addresses_taken): Remove.
24929 (get_tmr_operands): Call mark_address_taken.
24930 (get_asm_expr_operands): Likewise.
24931 (get_expr_operands): Likewise.
24932 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24933 (free_stmt_operands): Do not free it.
24934 * tree-ssa.c (delete_tree_ssa): Likewise.
24935 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24937 2009-04-16 Richard Guenther <rguenther@suse.de>
24939 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24940 (walk_stmt_load_store_ops): Likewise.
24941 * gimple.c (get_base_loadstore): New function.
24942 (walk_stmt_load_store_addr_ops): Likewise.
24943 (walk_stmt_load_store_ops): Likewise.
24944 * ipa-pure-const.c (check_op): Simplify.
24945 (check_load, check_store): New functions.
24946 (check_stmt): Use walk_stmt_load_store_ops.
24947 * ipa-reference.c (mark_load): Adjust signature.
24948 (mark_store): Likewise.
24949 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24951 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24953 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24954 (plugin_info): New.
24955 * opts.c (common_handle_option): Don't call print_version.
24956 * plugin.c (plugin_name_args): Add version.
24957 (register_plugin_info): New.
24958 (register_callback): Handle PLUGIN_INFO.
24959 (try_init_one_plugin): New.
24960 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24962 (finalize_one_plugin): New.
24963 (finalize_plugins): New.
24964 (print_one_plugin): New.
24965 (print_plugins_versions): New.
24966 * plugin.h (print_plugins_versions): New.
24967 (finalize_plugins): New.
24968 * toplev.c (compile_file): Don't call initialize_plugins.
24969 (print_version): Call print_plugins_versions.
24970 (toplev_main): Call initialize_plugins. Print version if needed.
24971 Call finalize_plugins.
24973 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24975 * common.opt (fversion): New.
24976 * gcc.c (print_version): New.
24977 (process_command): Don't print the version. Just set print_version.
24978 (main): Print version. Call subprocesses if print_version and
24979 verbose_flag are set.
24980 * opts.c (common_handle_option): Handle OPT_fversion.
24982 2009-04-16 Richard Guenther <rguenther@suse.de>
24983 Ira Rosen <irar@il.ibm.com>
24985 PR tree-optimization/39698
24986 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24987 type of the reduction variable. Only generate the def if
24990 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24991 make sure to first convert to an integer of the same precision.
24992 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24993 the type of the evolution correctly in computing the new
24994 induction variable base.
24996 2009-04-16 Richard Guenther <rguenther@suse.de>
24998 PR middle-end/39625
24999 * tree-cfg.c (make_blocks): Split statements with to-be
25000 abnormal SSA names on the lhs.
25002 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25004 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25005 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25006 * c-typeck.c (really_start_incremental_init): Likewise.
25007 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25008 (TARGET_INITIALIZER): Remove it.
25009 * target.h (struct target): Remove vector_opaque_p.
25010 * tree.c (build_opaque_vector_type): New.
25011 * tree.h (TYPE_VECTOR_OPAQUE): New.
25012 (build_opaque_vector_type): Declare.
25013 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25014 * config/rs6000/rs6000.c (build_opaque_vector_type,
25015 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25016 (rs6000_init_builtins): Use build_opaque_vector_type for
25017 opaque_V4SI_type_node.
25019 2009-04-15 Catherine Moore <clm@codesourcery.com>
25021 * debug.h (set_name): Declare.
25022 * dwarf2out.c (dwarf2out_set_name): Declare.
25023 (dwarf2_debug_hooks): Add set_name.
25024 (find_AT_string): New.
25025 (add_AT_string): Call find_AT_string.
25026 (dwarf2out_set_name): New.
25027 * cp/decl.c (grokdeclarator): Call set_name.
25028 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25029 * debug.c (do_nothing_debug_hooks): Likewise.
25030 * dbxout.c (dbx_debug_hooks): Likewise.
25031 * sdbout.c (sdb_debug_hooks): Likewise.
25033 2009-04-15 Michael Eager <eager@eagercon.com>
25035 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25036 reg for single-precision FPU.
25037 * config/rs6000/rs6000.md (movsi_internal1): Only for
25038 !TARGET_SINGLE_FPU.
25039 (movsi_internal1_single): New. Add pattern to move SI values to/from
25040 single-precision FP regs.
25042 2009-04-15 Richard Guenther <rguenther@suse.de>
25044 * omp-low.c (lower_rec_input_clauses): Build correct address
25046 (expand_omp_for_generic): Fix multiplication type.
25047 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25048 (generate_memset_zero): Fix types.
25049 * tree-profile.c (prepare_instrumented_value): Correctly
25052 2009-04-15 Ian Lance Taylor <iant@google.com>
25054 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25055 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25056 for -Wall and for -Wc++-compat.
25057 (c_common_post_options): For C++, set warn_enum_compare if not
25059 * c-tree.h (struct c_expr): Add field original_type.
25060 (build_external_ref): Update declaration.
25061 * c-parser.c (c_parser_braced_init): Set original_type.
25062 (c_parser_initelt): Likewise.
25063 (c_parser_expr_no_commas): Likewise.
25064 (c_parser_conditional_expression): Likewise.
25065 (c_parser_cast_expression): Likewise.
25066 (c_parser_unary_expression): Likewise. Pull setting of
25067 original_code to top of function.
25068 (c_parser_sizeof_expression): Set original_type.
25069 (c_parser_alignof_expression): Likewise.
25070 (c_parser_postfix_expression): Likewise. Pull setting of
25071 original_code to top of function.
25072 (c_parser_postfix_expression_after_paren_type): Set original_type.
25073 (c_parser_postfix_expression_after_primary): Likewise.
25074 (c_parser_expression): Likewise.
25075 * c-typeck.c (build_external_ref): Add type parameter. Change all
25077 (c_expr_sizeof_expr): Set original_type field.
25078 (parser_build_unary_op): Likewise.
25079 (parser_build_binary_op): Likewise. Optionally warn about
25080 comparisons of enums of different types.
25081 (digest_init): Set original_type field.
25082 (really_start_incremental_init): Likewise.
25083 (push_init_level, pop_init_level): Likewise.
25084 * doc/invoke.texi (Warning Options): -Wenum-compare now
25087 2009-04-15 Richard Guenther <rguenther@suse.de>
25089 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25090 out a necessary conversion.
25091 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
25092 names we didn't value number.
25093 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
25095 2009-04-15 Richard Guenther <rguenther@suse.de>
25097 PR tree-optimization/39764
25098 * tree-ssa-ccp.c (get_value): Canonicalize value with
25099 canonicalize_float_value.
25101 2009-04-15 Jan Hubicka <jh@suse.cz>
25103 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
25104 Wrong version of patch.
25106 2009-04-15 Jan Hubicka <jh@suse.cz>
25108 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
25110 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
25112 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
25113 our distinct integral and vector types.
25115 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
25117 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
25118 * init.c (build_vtbl_address): Remove call to assemble_external.
25120 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
25122 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
25123 output for other floating point modes.
25125 2009-04-14 Diego Novillo <dnovillo@google.com>
25127 * diagnostic.c (diagnostic_report_diagnostic): Do not
25128 warn about loaded plugins for DK_ERROR and DK_WARNING.
25129 * c-decl.c (declspecs_add_type): Move call to
25130 invoke_plugin_callbacks ...
25131 * c-parser.c (c_parser_declspecs): ... here.
25132 * plugin.c (dump_active_plugins): Tidy output.
25134 2009-04-14 Diego Novillo <dnovillo@google.com>
25135 Le-Chun Wu <lcwu@google.com>
25137 * configure.ac: Add --enable-plugin support.
25138 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25139 * Makefile.in (PLUGIN_H): Define.
25140 Export ENABLE_PLUGIN and GMPINC to site.exp.
25141 Add PLUGINLIBS to link command.
25142 Add/modify dependencies for plugin.o and files including plugin.h.
25144 * config.in: Regenerate.
25146 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25149 2009-04-14 Le-Chun Wu <lcwu@google.com>
25151 * tree-pass.h (register_one_dump_file): Add a prototype for
25152 register_one_dump_file.
25153 * toplev.c (compile_file): Call initialize_plugins.
25154 (do_compile): Call invoke_plugin_callbacks.
25155 (toplev_main): Call invoke_plugin_callbacks.
25156 * common.opt: Add -fplugin= and -fplugin-arg-.
25157 * gcc-plugin.h: New public header file for plugins to include.
25158 * plugin.c: New source file.
25159 * plugin.h: New internal header file.
25160 * passes.c (register_one_dump_file): Make it external.
25162 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25164 2009-04-14 Diego Novillo <dnovillo@google.com>
25166 * doc/plugins.texi: New.
25167 * doc/gccint.texi: Add reference to Plugins chapter.
25168 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25169 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25170 loaded plugins, if any.
25171 * timevar.def (TV_PLUGIN_INIT): Define.
25172 (TV_PLUGIN_RUN): Define.
25173 * plugin.c: Include timevar.h
25174 (plugins_active_p): New.
25175 (dump_active_plugins): New.
25176 (debug_active_plugins): New.
25178 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25180 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25182 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25184 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25186 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25187 the same as a minus without a shift.
25189 2009-04-14 Nick Clifton <nickc@redhat.com>
25191 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25192 comparisons with small integers will always produce a short
25195 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25198 2008-12-19 Diego Novillo <dnovillo@google.com>
25200 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25202 2009-04-14 Richard Guenther <rguenther@suse.de>
25204 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25206 (verify_gimple_assign_binary): Likewise. Handle shifts and
25208 (verify_gimple_phi): Print the mismatched argument position.
25209 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25211 (vect_update_init_of_dr): Likewise.
25212 * matrix-reorg.c (transform_access_sites): Do what the
25214 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25216 2009-04-13 Michael Eager <eager@eagercon.com>
25218 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25219 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25220 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25221 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25222 remove duplicate config
25224 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25226 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25227 file_name:line_number type locator of the call site.
25229 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25231 * genautomata.c: Put blank after comma.
25232 (automaton_decls): New.
25233 (struct unit_usage): Add comments to member next.
25234 (store_alt_unit_usage): Keep the list ordered.
25235 (unit_present_on_list_p, equal_alternatives_p): New.
25236 (check_regexp_units_distribution): Check units distribution
25237 correctness correctly.
25238 (main): Don't write automata if error is found. Return correct
25241 * config/m68k/cf.md (cfv4_ds): Remove.
25242 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25243 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25245 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25246 power4-load-ext, power4-store, power4-store-update,
25247 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25248 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25249 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25250 power4-sqrt, power4-isync): Modify reservation to make correct
25251 unit distribution to automata.
25253 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25254 power5-store-update, power5-two, power5-three, power5-lmul,
25255 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25257 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25259 * except.c (pass_set_nothrow_function_flags): Set name and add
25261 (set_nothrow_function_flags): Mention in the dump file when
25262 changing a function to nothrow.
25264 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25267 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25268 instead of unsigned long.
25270 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25272 * config/arm/arm.c (return_used_this_function): Remove.
25273 (arm_output_function_prologue): Remove use of
25274 return_used_this_function.
25275 (output_return_instruction): Replace use of
25276 return_used_this_function
25277 by cfun->machine->return_used_this_function.
25278 (arm_output_epilogue): Likewise.
25279 (arm_output_function_epilogue): Likewise.
25280 (thumb_unexpanded_epilogue): Likewise.
25281 * config/arm/arm.h (struct machine_function):
25282 New member return_used_this_function.
25284 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25286 * doc/install.texi: Correct description of default directory for
25287 --with-gxx-include-dir.
25289 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25291 * fold-const.c (build_range_check): Properly deal with enumeral and
25292 boolean base types.
25294 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25296 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25297 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25298 * params.h (MAX_GCSE_PASSES): Remove.
25299 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25300 in sequence. Remove ability to run multiple passes.
25301 (bypass_jumps): Report run as third CPROP pass.
25303 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25305 PR middle-end/39651
25306 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25307 when deciding whether the whole SEQUENCE can throw.
25309 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25312 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25313 offseted label references.
25315 2009-04-11 Jan Hubicka <jh@suse.cz>
25317 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25319 2009-04-11 Richard Guenther <rguenther@suse.de>
25321 PR middle-end/39732
25322 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25323 return variables as TREE_ADDRESSABLE.
25325 2009-04-11 Richard Guenther <rguenther@suse.de>
25327 PR tree-optimization/39713
25328 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25329 reference trees have SSA_NAME operands.
25331 2009-04-11 Richard Guenther <rguenther@suse.de>
25334 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25335 address expressions.
25337 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25339 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25340 match changes in Cygwin 1.7
25341 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25342 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25344 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25346 PR tree-optimization/39701
25347 * doc/invoke.texi (Optimization Options): Document change in
25348 meaning and initialization of -fdelete-null-pointer-checks.
25350 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25352 PR middle-end/39701
25353 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25355 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25358 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25360 2009-04-10 Chao-ying Fu <fu@mips.com>
25362 * doc/tm.texi (Instruction Output): Document
25363 TARGET_ASM_FINAL_POSTSCAN_INSN.
25364 * target.h (final_postscan_insn): New field in asm_out.
25365 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25366 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25367 * final.c (final_scan_insn): Call
25368 targetm.asm_out.final_postscan_insn after outputting
25369 an asm macro and a normal instruction.
25371 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25372 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25373 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25374 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25375 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25377 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25379 PR middle-end/39701
25380 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25381 variables as non-NULL even with -fdelete-null-pointer-checks.
25383 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25385 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25387 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25390 * config/i386/i386.c (classify_argument): Handle SCmode with
25391 (bit_offset % 64) != 0.
25393 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25395 * doc/invoke.texi (Optimize Options): Add cross-reference to
25396 -Q --help=optimizers examples.
25398 2009-04-10 Ben Elliston <bje@au.ibm.com>
25401 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25402 regalign for the reg == fpr and TDmode case.
25404 2009-04-09 David Ayers <ayers@fsfe.org>
25407 * objc/objc-act.c (warn_with_method): Remove helper function.
25408 (check_duplicates): Call warning and inform directly.
25409 (really_start_method): Likewise.
25411 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25413 * expmed.c (expand_divmod): Always use a comparison for a division
25414 by a large unsigned integer.
25416 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25417 for things others than variables or functions as nonzero.
25419 2009-04-09 Nick Clifton <nickc@redhat.com>
25421 * unwind-compat.c: Change copyright header to refer to version
25422 3 of the GNU General Public License with version 3.1 of the
25423 GCC Runtime Library Exception and to point readers at the
25424 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25425 * config/alpha/crtfastmath.c: Likewise.
25426 * config/alpha/linux-unwind.h: Likewise.
25427 * config/alpha/qrnnd.asm: Likewise.
25428 * config/alpha/vms-crt0-64.c: Likewise.
25429 * config/alpha/vms-crt0.c: Likewise.
25430 * config/alpha/vms-dwarf2.asm: Likewise.
25431 * config/alpha/vms-dwarf2eh.asm: Likewise.
25432 * config/alpha/vms-psxcrt0-64.c: Likewise.
25433 * config/alpha/vms-psxcrt0.c: Likewise.
25434 * config/alpha/vms_tramp.asm: Likewise.
25435 * config/arc/initfini.c: Likewise.
25436 * config/arc/lib1funcs.asm: Likewise.
25437 * config/arm/bpabi-v6m.S: Likewise.
25438 * config/arm/bpabi.S: Likewise.
25439 * config/arm/bpabi.c: Likewise.
25440 * config/arm/crti.asm: Likewise.
25441 * config/arm/crtn.asm: Likewise.
25442 * config/arm/ieee754-df.S: Likewise.
25443 * config/arm/ieee754-sf.S: Likewise.
25444 * config/arm/lib1funcs.asm: Likewise.
25445 * config/arm/libunwind.S: Likewise.
25446 * config/arm/linux-atomic.c: Likewise.
25447 * config/arm/mmintrin.h: Likewise.
25448 * config/arm/pr-support.c: Likewise.
25449 * config/arm/unaligned-funcs.c: Likewise.
25450 * config/arm/unwind-arm.c: Likewise.
25451 * config/arm/unwind-arm.h: Likewise.
25452 * config/avr/libgcc.S: Likewise.
25453 * config/bfin/crti.s: Likewise.
25454 * config/bfin/crtlibid.s: Likewise.
25455 * config/bfin/crtn.s: Likewise.
25456 * config/bfin/lib1funcs.asm: Likewise.
25457 * config/bfin/linux-unwind.h: Likewise.
25458 * config/cris/arit.c: Likewise.
25459 * config/cris/cris_abi_symbol.c: Likewise.
25460 * config/darwin-64.c: Likewise.
25461 * config/darwin-crt2.c: Likewise.
25462 * config/darwin-crt3.c: Likewise.
25463 * config/darwin.h: Likewise.
25464 * config/dbxelf.h: Likewise.
25465 * config/dfp-bit.c: Likewise.
25466 * config/dfp-bit.h: Likewise.
25467 * config/elfos.h: Likewise.
25468 * config/fixed-bit.c: Likewise.
25469 * config/fixed-bit.h: Likewise.
25470 * config/fp-bit.c: Likewise.
25471 * config/fp-bit.h: Likewise.
25472 * config/fr30/crti.asm: Likewise.
25473 * config/fr30/crtn.asm: Likewise.
25474 * config/fr30/lib1funcs.asm: Likewise.
25475 * config/freebsd-spec.h: Likewise.
25476 * config/frv/cmovd.c: Likewise.
25477 * config/frv/cmovh.c: Likewise.
25478 * config/frv/cmovw.c: Likewise.
25479 * config/frv/frvbegin.c: Likewise.
25480 * config/frv/frvend.c: Likewise.
25481 * config/frv/lib1funcs.asm: Likewise.
25482 * config/glibc-stdint.h: Likewise.
25483 * config/h8300/clzhi2.c: Likewise.
25484 * config/h8300/crti.asm: Likewise.
25485 * config/h8300/crtn.asm: Likewise.
25486 * config/h8300/ctzhi2.c: Likewise.
25487 * config/h8300/fixunssfsi.c: Likewise.
25488 * config/h8300/lib1funcs.asm: Likewise.
25489 * config/h8300/parityhi2.c: Likewise.
25490 * config/h8300/popcounthi2.c: Likewise.
25491 * config/i386/ammintrin.h: Likewise.
25492 * config/i386/att.h: Likewise.
25493 * config/i386/avxintrin.h: Likewise.
25494 * config/i386/biarch64.h: Likewise.
25495 * config/i386/bmmintrin.h: Likewise.
25496 * config/i386/cpuid.h: Likewise.
25497 * config/i386/cross-stdarg.h: Likewise.
25498 * config/i386/crtfastmath.c: Likewise.
25499 * config/i386/crtprec.c: Likewise.
25500 * config/i386/cygming-crtbegin.c: Likewise.
25501 * config/i386/cygming-crtend.c: Likewise.
25502 * config/i386/cygwin.asm: Likewise.
25503 * config/i386/emmintrin.h: Likewise.
25504 * config/i386/gmm_malloc.h: Likewise.
25505 * config/i386/gthr-win32.c: Likewise.
25506 * config/i386/i386.h: Likewise.
25507 * config/i386/immintrin.h: Likewise.
25508 * config/i386/linux-unwind.h: Likewise.
25509 * config/i386/linux64.h: Likewise.
25510 * config/i386/mm3dnow.h: Likewise.
25511 * config/i386/mmintrin-common.h: Likewise.
25512 * config/i386/mmintrin.h: Likewise.
25513 * config/i386/nmmintrin.h: Likewise.
25514 * config/i386/pmm_malloc.h: Likewise.
25515 * config/i386/pmmintrin.h: Likewise.
25516 * config/i386/smmintrin.h: Likewise.
25517 * config/i386/sol2-c1.asm: Likewise.
25518 * config/i386/sol2-ci.asm: Likewise.
25519 * config/i386/sol2-cn.asm: Likewise.
25520 * config/i386/sol2-gc1.asm: Likewise.
25521 * config/i386/tmmintrin.h: Likewise.
25522 * config/i386/unix.h: Likewise.
25523 * config/i386/w32-unwind.h: Likewise.
25524 * config/i386/wmmintrin.h: Likewise.
25525 * config/i386/x86-64.h: Likewise.
25526 * config/i386/x86intrin.h: Likewise.
25527 * config/i386/xmmintrin.h: Likewise.
25528 * config/ia64/crtbegin.asm: Likewise.
25529 * config/ia64/crtend.asm: Likewise.
25530 * config/ia64/crtfastmath.c: Likewise.
25531 * config/ia64/crti.asm: Likewise.
25532 * config/ia64/crtn.asm: Likewise.
25533 * config/ia64/fde-glibc.c: Likewise.
25534 * config/ia64/lib1funcs.asm: Likewise.
25535 * config/ia64/linux-unwind.h: Likewise.
25536 * config/ia64/quadlib.c: Likewise.
25537 * config/ia64/unwind-ia64.c: Likewise.
25538 * config/linux.h: Likewise.
25539 * config/m32c/m32c-lib1.S: Likewise.
25540 * config/m32c/m32c-lib2-trapv.c: Likewise.
25541 * config/m32c/m32c-lib2.c: Likewise.
25542 * config/m32r/initfini.c: Likewise.
25543 * config/m68hc11/larith.asm: Likewise.
25544 * config/m68hc11/m68hc11-crt0.S: Likewise.
25545 * config/m68k/cf.md: Likewise.
25546 * config/m68k/crti.s: Likewise.
25547 * config/m68k/crtn.s: Likewise.
25548 * config/m68k/lb1sf68.asm: Likewise.
25549 * config/m68k/linux-unwind.h: Likewise.
25550 * config/mcore/crti.asm: Likewise.
25551 * config/mcore/crtn.asm: Likewise.
25552 * config/mcore/lib1.asm: Likewise.
25553 * config/mips/linux-unwind.h: Likewise.
25554 * config/mips/loongson.h: Likewise.
25555 * config/mips/mips16.S: Likewise.
25556 * config/mmix/crti.asm: Likewise.
25557 * config/mmix/crtn.asm: Likewise.
25558 * config/pa/fptr.c: Likewise.
25559 * config/pa/hpux-unwind.h: Likewise.
25560 * config/pa/lib2funcs.asm: Likewise.
25561 * config/pa/linux-atomic.c: Likewise.
25562 * config/pa/linux-unwind.h: Likewise.
25563 * config/pa/milli64.S: Likewise.
25564 * config/pa/quadlib.c: Likewise.
25565 * config/pa/stublib.c: Likewise.
25566 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25567 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25568 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25569 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25570 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25571 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25572 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25573 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25574 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25575 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25576 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25577 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25578 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25579 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25580 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25581 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25582 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25583 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25584 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25585 * config/rs6000/750cl.h: Likewise.
25586 * config/rs6000/altivec.h: Likewise.
25587 * config/rs6000/biarch64.h: Likewise.
25588 * config/rs6000/crtresfpr.asm: Likewise.
25589 * config/rs6000/crtresgpr.asm: Likewise.
25590 * config/rs6000/crtresxfpr.asm: Likewise.
25591 * config/rs6000/crtresxgpr.asm: Likewise.
25592 * config/rs6000/crtsavfpr.asm: Likewise.
25593 * config/rs6000/crtsavgpr.asm: Likewise.
25594 * config/rs6000/darwin-asm.h: Likewise.
25595 * config/rs6000/darwin-fallback.c: Likewise.
25596 * config/rs6000/darwin-fpsave.asm: Likewise.
25597 * config/rs6000/darwin-ldouble.c: Likewise.
25598 * config/rs6000/darwin-tramp.asm: Likewise.
25599 * config/rs6000/darwin-unwind.h: Likewise.
25600 * config/rs6000/darwin-vecsave.asm: Likewise.
25601 * config/rs6000/darwin-world.asm: Likewise.
25602 * config/rs6000/e500crtres32gpr.asm: Likewise.
25603 * config/rs6000/e500crtres64gpr.asm: Likewise.
25604 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25605 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25606 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25607 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25608 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25609 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25610 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25611 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25612 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25613 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25614 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25615 * config/rs6000/eabi-ci.asm: Likewise.
25616 * config/rs6000/eabi-cn.asm: Likewise.
25617 * config/rs6000/eabi.asm: Likewise.
25618 * config/rs6000/linux-unwind.h: Likewise.
25619 * config/rs6000/linux64.h: Likewise.
25620 * config/rs6000/paired.h: Likewise.
25621 * config/rs6000/paired.md: Likewise.
25622 * config/rs6000/ppc64-fp.c: Likewise.
25623 * config/rs6000/ppu_intrinsics.h: Likewise.
25624 * config/rs6000/rs6000.h: Likewise.
25625 * config/rs6000/si2vmx.h: Likewise.
25626 * config/rs6000/sol-ci.asm: Likewise.
25627 * config/rs6000/sol-cn.asm: Likewise.
25628 * config/rs6000/spe.h: Likewise.
25629 * config/rs6000/spu2vmx.h: Likewise.
25630 * config/rs6000/sysv4.h: Likewise.
25631 * config/rs6000/tramp.asm: Likewise.
25632 * config/rs6000/vec_types.h: Likewise.
25633 * config/s390/linux-unwind.h: Likewise.
25634 * config/s390/tpf-unwind.h: Likewise.
25635 * config/score/crti.asm: Likewise.
25636 * config/score/crtn.asm: Likewise.
25637 * config/sh/crt1.asm: Likewise.
25638 * config/sh/crti.asm: Likewise.
25639 * config/sh/crtn.asm: Likewise.
25640 * config/sh/divtab-sh4-300.c: Likewise.
25641 * config/sh/divtab-sh4.c: Likewise.
25642 * config/sh/divtab.c: Likewise.
25643 * config/sh/lib1funcs-4-300.asm: Likewise.
25644 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25645 * config/sh/lib1funcs.asm: Likewise.
25646 * config/sh/lib1funcs.h: Likewise.
25647 * config/sh/linux-atomic.asm: Likewise.
25648 * config/sh/linux-unwind.h: Likewise.
25649 * config/sh/shmedia.h: Likewise.
25650 * config/sh/sshmedia.h: Likewise.
25651 * config/sh/ushmedia.h: Likewise.
25652 * config/sparc/crtfastmath.c: Likewise.
25653 * config/sparc/linux-unwind.h: Likewise.
25654 * config/sparc/sol2-c1.asm: Likewise.
25655 * config/sparc/sol2-ci.asm: Likewise.
25656 * config/sparc/sol2-cn.asm: Likewise.
25657 * config/spu/divmodti4.c: Likewise.
25658 * config/spu/divv2df3.c: Likewise.
25659 * config/spu/float_disf.c: Likewise.
25660 * config/spu/float_unsdidf.c: Likewise.
25661 * config/spu/float_unsdisf.c: Likewise.
25662 * config/spu/float_unssidf.c: Likewise.
25663 * config/spu/mfc_multi_tag_release.c: Likewise.
25664 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25665 * config/spu/mfc_tag_release.c: Likewise.
25666 * config/spu/mfc_tag_reserve.c: Likewise.
25667 * config/spu/mfc_tag_table.c: Likewise.
25668 * config/spu/multi3.c: Likewise.
25669 * config/spu/spu_internals.h: Likewise.
25670 * config/spu/spu_intrinsics.h: Likewise.
25671 * config/spu/spu_mfcio.h: Likewise.
25672 * config/spu/vec_types.h: Likewise.
25673 * config/spu/vmx2spu.h: Likewise.
25674 * config/stormy16/stormy16-lib2.c: Likewise.
25675 * config/svr4.h: Likewise.
25676 * config/sync.c: Likewise.
25677 * config/v850/lib1funcs.asm: Likewise.
25678 * config/vxlib-tls.c: Likewise.
25679 * config/vxlib.c: Likewise.
25680 * config/vxworks-dummy.h: Likewise.
25681 * config/xtensa/crti.asm: Likewise.
25682 * config/xtensa/crtn.asm: Likewise.
25683 * config/xtensa/ieee754-df.S: Likewise.
25684 * config/xtensa/ieee754-sf.S: Likewise.
25685 * config/xtensa/lib1funcs.asm: Likewise.
25686 * config/xtensa/lib2funcs.S: Likewise.
25687 * config/xtensa/linux-unwind.h: Likewise.
25688 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25689 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25690 * coretypes.h: Likewise.
25691 * crtstuff.c: Likewise.
25692 * defaults.h: Likewise.
25693 * dwarf2.h: Likewise.
25694 * emutls.c: Likewise.
25695 * gbl-ctors.h: Likewise.
25696 * gcov-io.h: Likewise.
25697 * ginclude/float.h: Likewise.
25698 * ginclude/iso646.h: Likewise.
25699 * ginclude/stdarg.h: Likewise.
25700 * ginclude/stdbool.h: Likewise.
25701 * ginclude/stddef.h: Likewise.
25702 * ginclude/stdfix.h: Likewise.
25703 * ginclude/stdint-gcc.h: Likewise.
25704 * ginclude/tgmath.h: Likewise.
25705 * gthr-aix.h: Likewise.
25706 * gthr-dce.h: Likewise.
25707 * gthr-gnat.c: Likewise.
25708 * gthr-gnat.h: Likewise.
25709 * gthr-lynx.h: Likewise.
25710 * gthr-mipssde.h: Likewise.
25711 * gthr-nks.h: Likewise.
25712 * gthr-posix.c: Likewise.
25713 * gthr-posix.h: Likewise.
25714 * gthr-posix95.h: Likewise.
25715 * gthr-rtems.h: Likewise.
25716 * gthr-single.h: Likewise.
25717 * gthr-solaris.h: Likewise.
25718 * gthr-tpf.h: Likewise.
25719 * gthr-vxworks.h: Likewise.
25720 * gthr-win32.h: Likewise.
25721 * gthr.h: Likewise.
25722 * libgcc2.c: Likewise.
25723 * libgcc2.h: Likewise.
25724 * libgcov.c: Likewise.
25725 * tsystem.h: Likewise.
25726 * typeclass.h: Likewise.
25727 * unwind-c.c: Likewise.
25728 * unwind-compat.h: Likewise.
25729 * unwind-dw2-fde-compat.c: Likewise.
25730 * unwind-dw2-fde-darwin.c: Likewise.
25731 * unwind-dw2-fde-glibc.c: Likewise.
25732 * unwind-dw2-fde.c: Likewise.
25733 * unwind-dw2-fde.h: Likewise.
25734 * unwind-dw2.c: Likewise.
25735 * unwind-dw2.h: Likewise.
25736 * unwind-generic.h: Likewise.
25737 * unwind-pe.h: Likewise.
25738 * unwind-sjlj.c: Likewise.
25739 * unwind.inc: Likewise.
25740 * config/arm/neon-gen.ml: Change generated copyright header to
25741 refer to version 3 of the GNU General Public License with
25742 version 3.1 of the GCC Runtime Library Exception and to point
25743 readers at the COPYING3 and COPYING3.RUNTIME files and the
25744 FSF's license web page.
25745 * config/arm/arm_neon.h: Regenerate.
25747 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25749 * config/cris/cris.md: Change copyright header to refer to version
25750 3 of the GNU General Public License.
25751 * doc/install.texi2html: Change copyright header to refer to version
25752 3 of the GNU General Public License and to point readers at the
25753 COPYING3 file and the FSF's license web page.
25754 * config/vax/linux.h: Likewise.
25756 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25758 * config/i386/i386.md (cmpcc): New.
25759 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25760 (sync_compare_and_swap_cc*): Delete.
25762 * config/s390/s390.c (s390_compare_emitted): Remove.
25763 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25764 s390_compare_emitted used to be handled. Assert that modes match.
25765 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25766 refer to sync_compare_and_swap_ccsi.
25767 * config/s390/s390.h (s390_compare_emitted): Remove.
25768 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25769 instead of s390_compare_emitted.
25770 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25771 instead of s390_compare_emitted.
25772 * config/s390/s390.md (cmpcc): New.
25773 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25774 CC_REGNUM, do not pretend it's set.
25775 (sync_compare_and_swap_cc*): Delete.
25776 * config/s390/predicates.md (cc_reg_operand): New.
25778 * expr.c (sync_compare_and_swap_cc): Delete.
25779 * optabs.h (sync_compare_and_swap_cc): Delete.
25780 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25781 is being used with can_compare_p.
25782 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25783 (find_cc_set): New.
25784 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25785 look for a MODE_CC set instead. Use emit_store_flag.
25786 (expand_compare_and_swap_loop): Likewise, with some additional
25787 complication to avoid a force_reg when useless. Use
25788 emit_cmp_and_jump_insns.
25789 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25790 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25791 sync_compare_and_swap documentation.
25793 2009-04-09 Jan Hubicka <jh@suse.cz>
25795 * except.c (find_prev_try): Break out from ....
25796 (duplicate_eh_regions): ... here; properly update prev_try pointers
25797 when duplication part of tree.
25798 (dump_eh_tree): Improve dumping.
25799 (verify_eh_region): New.
25800 (verify_eh_tree): Use it.
25802 2009-04-06 Richard Guenther <rguenther@suse.de>
25804 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25805 &ARRAY addresses by adjusting their types and prepending
25807 * tree-cfg.c (verify_gimple_assign_single): Verify that
25808 addresses are correct.
25810 2009-04-09 Richard Guenther <rguenther@suse.de>
25812 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25813 indices into an array reference if possible.
25814 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25815 Fold POINTER_PLUS_EXPR statements with invariant address.
25817 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25820 * config.gcc (powerpc64-*-linux*): Always build biarch.
25822 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25825 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25826 it and pedwarn if this results in an INTEGER_CST.
25828 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25830 * doc/install.texi: Update minimum GMP version. Remove obsolete
25831 text in MPFR section.
25833 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25835 * dwarf2out.c (class_scope_p): New static inline.
25836 (class_or_namespace_scope_p): Use it.
25837 (gen_variable_die): Use DW_TAG_member tag for static data member
25838 declarations instead of DW_TAG_variable.
25840 PR middle-end/39573
25841 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25844 2009-04-08 Richard Guenther <rguenther@suse.de>
25846 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25847 valueize random data.
25849 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25851 * config.gcc (aix tm_file): Add aix-stdint.h.
25852 (aix tm clause use_gcc_stdint): Set to wrap.
25853 * config/rs6000/aix-stdint.h: New file.
25855 2009-04-08 Richard Guenther <rguenther@suse.de>
25857 PR middle-end/36291
25858 * tree-dfa.c (add_referenced_var): Do not recurse into
25859 global initializers.
25860 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25862 (fold_const_aggregate_ref): Likewise.
25864 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25866 * recog.c (ordered_comparison_operator): New.
25867 * gensupport.c (std_preds): Add it.
25868 * doc/md.texi (Machine-Independent Predicates): Document it.
25870 2009-04-08 Jan Hubicka <jh@suse.cz>
25872 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25873 * function.h (rtl_eh): Remove exception_handler_label_map.
25874 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25875 remove_exception_handler_label, for_each_eh_label_1): Remove.
25876 (rtl_remove_unreachable_regions): Remove.
25877 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25878 (find_exception_handler_labels): Don't build the hashtable.
25879 (maybe_remove_eh_handler): Remove.
25880 (for_each_eh_label): Rewrite to walk the tree.
25881 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25882 * except.h (maybe_remove_eh_handler): Remove.
25883 * passes.c (init_optimization_passes): Schedule second EH cleanup
25885 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25886 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25888 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25890 * genoutput.c (validate_optab_operands): New.
25891 (gen_insn, gen_expand): Call it.
25893 * genflags.c (gen_insn): Detect misused iterators.
25894 (main): Pass line_no to gen_insn, exit with status 1 on error.
25896 * genextract.c (line_no): Make global.
25897 (VEC_safe_set_locstr): Change assertion to error message.
25898 (main): Exit with status 1 on error.
25900 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25904 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25905 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25906 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25907 * c-convert.c (convert): Do not call fold on results of conversion
25908 functions when the result is a C_MAYBE_CONST_EXPR.
25909 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25910 of __builtin_choose_expr.
25911 * c-typeck.c (remove_c_maybe_const_expr): New.
25912 (build_unary_op, build_conditional_expr, build_compound_expr,
25913 build_binary_op, c_objc_common_truthvalue_conversion): Call
25914 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25917 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25919 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25920 CODE to produce a new one. Add a prototype to use fold_convert_const
25922 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25925 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25926 mix declarations and code.
25928 2009-04-08 Ben Elliston <bje@au.ibm.com>
25930 * gcc.c: Replace `CC' with `GCC' throughout.
25932 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25934 * doc/invoke.texi: Document Atom support.
25936 2009-04-07 Jason Merrill <jason@redhat.com>
25939 * c-common.h, c-common.c: Add flag_pretty_templates.
25940 * c-opts.c (c_common_handle_option): Set it.
25941 * c.opt: Add -fno-pretty-templates.
25942 * doc/invoke.texi (C++ Dialect Options): Likewise.
25944 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25946 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25947 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25948 (ia64_expand_builtin): Likewise.
25950 2009-04-07 Martin Jambor <mjambor@suse.cz>
25952 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25953 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25954 ADDR_EXPRS are include too.
25956 2009-04-07 Richard Guenther <rguenther@suse.de>
25958 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25959 decls are only used if passes as parameters or if they are
25960 local statics and the call is not to a builtin.
25961 (call_may_clobber_ref_p_1): Likewise.
25963 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25965 * expr.c (do_store_flag): Remove last argument. Simplify code
25966 to avoid duplication of tests already done by can_compare_p.
25967 (expand_expr_real_1): Adjust caller.
25969 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25971 * optabs.c (can_compare_p): Test the predicate of a
25972 cbranch and cstore pattern.
25974 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25976 * expr.c (convert_move): Use emit_store_flag instead of
25979 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25981 * config/i386/i386.c (ix86_compare_emitted): Remove.
25982 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25983 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25984 * config/i386/i386.h (ix86_compare_emitted): Remove.
25985 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25986 instead of ix86_compare_emitted.
25987 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25989 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25991 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25992 Add t-sysroot-suffix to tmake_file.
25993 * config/print-sysroot-suffix.sh: New file.
25994 * config/t-sysroot-suffix: New file.
25996 2009-04-07 Ben Elliston <bje@au.ibm.com>
25998 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25999 as the latter produces a warning when the target does not support
26002 2009-04-07 Ben Elliston <bje@au.ibm.com>
26004 * dfp.c: Replace type punning assignments with memcpy throughout.
26005 * Makefile.in (dfp.o-warn): Remove.
26007 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26010 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26011 Include soft-fp/t-softfp after rs6000/t-linux64.
26013 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26015 * stor-layout.c (set_sizetype): Use the full precision of their
26016 machine mode for bitsize types.
26018 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26020 * config/i386/i386.md: Revert 2 accidental checkins.
26022 2009-04-06 Joey Ye <joey.ye@intel.com>
26023 Xuepeng Guo <xuepeng.guo@intel.com>
26024 H.J. Lu <hongjiu.lu@intel.com>
26026 Atom pipeline model, tuning and insn selection.
26027 * config.gcc (atom): Add atom config options and target.
26029 * config/i386/atom.md: New.
26031 * config/i386/i386.c (atom_cost): New cost.
26032 (m_ATOM): New macro flag.
26033 (initial_ix86_tune_features): Set m_ATOM.
26034 (x86_accumulate_outgoing_args): Likewise.
26035 (x86_arch_always_fancy_math_387): Likewise.
26036 (processor_target): Add Atom cost.
26037 (cpu_names): Add Atom cpu name.
26038 (override_options): Set Atom ISA.
26039 (ix86_issue_rate): New case PROCESSOR_ATOM.
26040 (ix86_adjust_cost): Likewise.
26042 * config/i386/i386.h (TARGET_ATOM): New target macro.
26043 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26044 (TARGET_OPT_AGU): New target option.
26045 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26046 (processor_type): Add PROCESSOR_ATOM.
26048 * config/i386/i386.md (cpu): Add new value "atom".
26049 (use_carry, movu): New attr.
26050 (atom.md): Include atom.md.
26051 (adddi3_carry_rex64): Set attr "use_carry".
26052 (addqi3_carry): Likewise.
26053 (addhi3_carry): Likewise.
26054 (addsi3_carry): Likewise.
26055 (*addsi3_carry_zext): Likewise.
26056 (subdi3_carry_rex64): Likewise.
26057 (subqi3_carry): Likewise.
26058 (subhi3_carry): Likewise.
26059 (subsi3_carry): Likewise.
26060 (x86_movdicc_0_m1_rex64): Likewise.
26061 (*x86_movdicc_0_m1_se): Likewise.
26062 (x86_movsicc_0_m1): Likewise.
26063 (*x86_movsicc_0_m1_se): Likewise.
26064 (*adddi_1_rex64): Emit add insn as much as possible.
26065 (*addsi_1): Likewise.
26066 (return_internal): Set atom_unit.
26067 (return_internal_long): Likewise.
26068 (return_pop_internal): Likewise.
26069 (*rcpsf2_sse): Set atom_sse_attr attr.
26070 (*qrt<mode>2_sse): Likewise.
26071 (*prefetch_sse): Likewise.
26073 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26075 (ix86_target_macros_internal): Likewise.
26077 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26078 (*prefetch_sse_rex): Likewise.
26079 (sse_rcpv4sf2): Likewise.
26080 (sse_vmrcpv4sf2): Likewise.
26081 (sse_sqrtv4sf2): Likewise.
26082 (<sse>_vmsqrt<mode>2): Likewise.
26083 (sse_ldmxcsr): Likewise.
26084 (sse_stmxcsr): Likewise.
26085 (*sse_sfence): Likewise.
26086 (sse2_clflush): Likewise.
26087 (*sse2_mfence): Likewise.
26088 (*sse2_lfence): Likewise.
26089 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26090 (<sse>_movup<ssemodesuffixf2c>): Likewise.
26091 (avx_movdqu<avxmodesuffix>): Likewise.
26092 (avx_lddqu<avxmodesuffix>): Likewise.
26093 (sse2_movntv2di): Change attr "type" to "ssemov".
26094 (sse2_movntsi): Likewise.
26095 (rsqrtv8sf2): Change attr "type" to "sseadd".
26096 (sse3_addsubv2df3): Set attr "atom_unit".
26097 (sse3_h<plusminus_insn>v4sf3): Likewise.
26098 (*sse2_pmaddwd): Likewise.
26099 (*vec_extractv2di_1_rex64): Likewise.
26100 (*vec_extractv2di_1_avx): Likewise.
26101 (sse2_psadbw): Likewise.
26102 (ssse3_phaddwv8hi3): Likewise.
26103 (ssse3_phaddwv4hi3): Likewise.
26104 (ssse3_phadddv4si3): Likewise.
26105 (ssse3_phadddv2si3): Likewise.
26106 (ssse3_phaddswv8hi3): Likewise.
26107 (ssse3_phaddswv4hi3): Likewise.
26108 (ssse3_phsubwv8hi3): Likewise.
26109 (ssse3_phsubwv4hi3): Likewise.
26110 (ssse3_phsubdv4si3): Likewise.
26111 (ssse3_phsubdv2si3): Likewise.
26112 (ssse3_phsubswv8hi3): Likewise.
26113 (ssse3_phsubswv4hi3): Likewise.
26114 (ssse3_pmaddubsw128): Likewise.
26115 (sse3_pmaddubsw: Likewise.
26116 (ssse3_palignrti): Likewise.
26117 (ssse3_palignrdi): Likewise.
26119 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
26121 * doc/install.texi (Specific): Fix two cross-references to MinGW.
26123 2009-04-06 Richard Guenther <rguenther@suse.de>
26125 PR tree-optimization/28868
26126 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26127 of which PHI results we inserted.
26128 (insert_into_preds_of_block): Record inserted PHIs.
26129 (eliminate): Eliminate redundant PHI nodes.
26130 (init_pre): Init inserted_phi_names.
26132 2009-04-06 Richard Guenther <rguenther@suse.de>
26134 PR tree-optimization/39643
26135 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26136 IMAGPART_EXPRs of complex constants.
26137 (execute_fold_all_builtins): If we folded a call queue
26138 TODO_update_address_taken.
26140 2009-04-06 Jan Hubicka <jh@suse.cz>
26142 PR middle-end/39659
26143 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26146 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26148 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26150 (ic_invalidate_array): Likewise.
26152 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26154 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26155 alignment for library calls.
26157 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26159 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26160 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26161 * config/i386/mingw-stdint.h: New file.
26163 2009-04-05 Richard Guenther <rguenther@suse.de>
26165 PR tree-optimization/39648
26166 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26167 our &A vs. &A[0] IL deficiencies.
26169 2009-04-04 Jan Hubicka <jh@suse.cz>
26171 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26172 removed toplevel regions.
26173 (sjlj_mark_call_sites): Likewise.
26175 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26177 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26178 (cygwin tm clause use_gcc_stdint): Set to wrap.
26179 * config/i386/cygwin-stdint.h: New file.
26181 2009-04-04 Richard Guenther <rguenther@suse.de>
26183 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26184 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26185 single-argument PHIs if we are in loop-closed SSA form.
26186 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26187 for the pre-condition.
26188 (slpeel_tree_peel_loop_to_edge): Likewise.
26189 (vect_build_loop_niters): Take an optional sequence to append stmts.
26190 (vect_generate_tmps_on_preheader): Likewise.
26191 (vect_do_peeling_for_loop_bound): Take extra guards for the
26193 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26194 the cost model check.
26195 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26196 guards if we are going to peel. Do not apply versioning in that case.
26197 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26198 (vect_do_peeling_for_loop_bound): Likewise.
26199 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26200 loop bound only record extra pre-conditions, do not apply loop
26203 2009-04-04 Richard Guenther <rguenther@suse.de>
26205 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26208 2009-04-04 Jan Hubicka <jh@suse.cz>
26210 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26211 last_basic_block for size of bb->index indexed array.
26212 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26213 compute_out, link_btr_uses, build_btr_def_use_webs,
26214 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26216 2009-04-04 Jan Hubicka <jh@suse.cz>
26218 * except.c (remove_eh_handler_and_replace): Break out from ...
26219 (remove_eh_handler): ... here.
26220 (bring_to_root): New function.
26221 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26222 handled ones, bring others to root of tree.
26224 2009-04-04 Jan Hubicka <jh@suse.cz>
26226 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26227 (all_phis_safe_to_merge): New function.
26228 (update_info): New structure.
26229 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26230 (cleanup_empty_eh): Update SSA if possible.
26232 2009-04-04 Richard Guenther <rguenther@suse.de>
26234 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26235 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26236 (append_vuse): Likewise.
26238 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26240 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26241 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26242 instead of REG_UNSAVED for DW_CFA_undefined.
26243 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26244 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26247 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26250 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26252 2009-04-04 Richard Guenther <rguenther@suse.de>
26254 PR tree-optimization/8781
26255 PR tree-optimization/37892
26256 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26257 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26258 (valueize_refs): Call it for *& valueizations.
26259 (shared_reference_ops_from_ref): Rename to ...
26260 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26261 (shared_reference_ops_from_call): Rename to ...
26262 (valueize_shared_reference_ops_from_call): ... this and valueize.
26263 (vn_reference_lookup): Update.
26264 (visit_reference_op_call): Likewise.
26265 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26266 (eliminate): Value-replace the call address in call statements.
26268 2009-04-04 Richard Guenther <rguenther@suse.de>
26270 PR tree-optimization/39636
26271 * tree-ssa-forwprop.c
26272 (forward_propagate_addr_into_variable_array_index): Check for
26273 GIMPLE_ASSIGN before accessing the rhs code.
26275 2009-04-03 Jason Merrill <jason@redhat.com>
26277 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26279 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26281 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26282 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26283 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26284 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26285 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26286 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26287 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26288 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26289 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26290 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26291 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26292 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26293 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26294 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26295 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26296 Use fr_reg_or_fp01_operand instead of fr_register_operand
26298 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26299 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26300 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26302 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26304 PR rtl-optimization/39607
26305 PR rtl-optimization/39631
26309 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26310 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26311 instead of DF_LR_OUT.
26312 * ira-lives.c (process_bb_node_lives): Ditto.
26313 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26314 instead of DF_LR_{OUT,IN}.
26315 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26316 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26318 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26320 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26321 (execute_lower_omp): Always run but take the short way out if -fopenmp
26323 (gate_lower_omp): Remove, forcing the pass manager to always run the
26324 pass and always set PROP_gimple_lomp.
26325 (pass_lower_omp): Remove gate function.
26326 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26327 PROP_trees. Instead, require it.
26328 * ipa-cp.c (pass_ipa_cp): Likewise.
26329 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26330 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26331 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26332 and PROP_gimple_leh.
26334 2009-04-03 Richard Guenther <rguenther@suse.de>
26336 PR middle-end/13146
26337 PR tree-optimization/23940
26338 PR tree-optimization/33237
26339 PR middle-end/33974
26340 PR middle-end/34093
26341 PR tree-optimization/36201
26342 PR tree-optimization/36230
26343 PR tree-optimization/38049
26344 PR tree-optimization/38207
26345 PR tree-optimization/38230
26346 PR tree-optimization/38301
26347 PR tree-optimization/38585
26348 PR middle-end/38895
26349 PR tree-optimization/38985
26350 PR tree-optimization/39299
26351 * tree-ssa-structalias.h: Remove.
26352 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26353 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26354 (struct vuse_element_d): Remove.
26355 (struct vuse_vec_d): Likewise.
26356 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26357 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26358 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26359 VUSE_ELEMENT_VAR): Likewise.
26360 (struct voptype_d): Likewise.
26361 (NUM_VOP_FREE_BUCKETS): Likewise.
26362 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26363 (struct stmt_operands_d): Remove.
26364 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26365 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26366 VDEF_NUM, VDEF_VECT): Likewise.
26367 (copy_virtual_operands): Remove.
26368 (operand_build_cmp): Likewise.
26369 (create_ssa_artificial_load_stmt): Likewise.
26370 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26371 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26372 vuse_index and mayuse_index members. Pack and move done and iter_type
26373 members to the front.
26374 (SSA_OP_VMAYUSE): Remove.
26375 (SSA_OP_VIRTUAL_USES): Adjust.
26376 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26377 (unlink_stmt_vdef): Declare.
26378 (add_to_addressable_set): Remove.
26379 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26380 (vrp_visit_stmt): Likewise.
26381 * doc/tree-ssa.texi (Alias analysis): Update.
26382 * doc/invoke.texi (max-aliased-vops): Remove docs.
26383 (avg-aliased-vops): Likewise.
26384 * tree-into-ssa.c (syms_to_rename): Remove.
26385 (need_to_update_vops_p): Likewise.
26386 (need_to_initialize_update_ssa_p): Rename to ...
26387 (update_ssa_initialized_fn): ... this. Track function we are
26389 (symbol_marked_for_renaming): Simplify.
26390 (add_new_name_mapping): Do not set need_to_update_vops_p.
26391 (dump_currdefs): Use SYMS_TO_RENAME.
26392 (rewrite_update_stmt): Always walk all uses/defs.
26393 (dump_update_ssa): Adjust.
26394 (init_update_ssa): Take function argument. Track what we are
26396 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26397 (create_new_def_for): Initialize for cfun, assert we are initialized
26399 (mark_sym_for_renaming): Simplify.
26400 (mark_set_for_renaming): Do not initialize update-ssa.
26401 (need_ssa_update_p): Simplify. Take function argument.
26402 (name_mappings_registered_p): Assert we ask for the correct function.
26403 (name_registered_for_update_p): Likewise.
26404 (ssa_names_to_replace): Likewise.
26405 (release_ssa_name_after_update_ssa): Likewise.
26406 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26407 (dump_decl_set): Do not print a newline.
26408 (debug_decl_set): Do it here.
26409 (dump_update_ssa): And here.
26410 * tree-ssa-loop-im.c (move_computations): Adjust.
26411 (movement_possibility): Likewise.
26412 (determine_max_movement): Likewise.
26413 (gather_mem_refs_stmt): Likewise.
26414 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26415 or NAME_MEMORY_TAG.
26416 * tree-complex.c (update_all_vops): Remove.
26417 (expand_complex_move): Adjust.
26418 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26419 Simplify test for memory referencing statement. Exclude
26420 non-invariant ADDR_EXPRs.
26421 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26422 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26423 (rdg_flag_uses): Likewise.
26424 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26426 (tree_optimize_tail_calls_1): Also split the
26427 edge from the entry block if we have degenerate PHI nodes in
26428 the first basic block.
26429 * tree.c (init_ttree): Remove memory-tag related code.
26430 (tree_code_size): Likewise.
26431 (tree_node_structure): Likewise.
26432 (build7_stat): Re-write to be build6_stat.
26433 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26434 (SSA_VAR_P): Adjust.
26435 (struct tree_memory_tag): Remove.
26436 (struct tree_memory_partition_tag): Likewise.
26437 (union tree_node): Adjust.
26438 (build7): Re-write to be build6.
26439 * tree-pass.h (pass_reset_cc_flags): Remove.
26440 (TODO_update_address_taken): New flag.
26441 (pass_simple_dse): Remove.
26442 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26443 * params.h (MAX_ALIASED_VOPS): Remove.
26444 (AVG_ALIASED_VOPS): Likewise.
26445 * omp-low.c (expand_omp_taskreg): Update SSA form.
26446 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26447 aliases the lhs in a copy stmt.
26448 * tree-ssa-dse.c (struct address_walk_data): Remove.
26449 (memory_ssa_name_same): Likewise.
26450 (memory_address_same): Likewise.
26451 (get_kill_of_stmt_lhs): Likewise.
26452 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26453 unused stores. Look through PHI nodes into post-dominated regions.
26454 (dse_optimize_stmt): Simplify. Properly remove stores.
26455 (tree_ssa_dse): Compute dominators.
26456 (execute_simple_dse): Remove.
26457 (pass_simple_dse): Likewise.
26458 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26459 gimple_loaded_syms and gimple_stored_syms computation.
26460 * toplev.c (dump_memory_report): Dump alias and pta stats.
26461 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26462 (vn_reference_eq): Likewise.
26463 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26464 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26465 valueize_vuses): Remove.
26466 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26467 (get_def_ref_stmt_vuse): ... this.
26468 (vn_reference_lookup_2): New function.
26469 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26470 walking equivalent vuses. Simplify.
26471 (vn_reference_lookup): Likewise.
26472 (vn_reference_insert): Likewise.
26473 (vn_reference_insert_pieces): Likewise.
26474 (visit_reference_op_call): Simplify.
26475 (visit_reference_op_load): Likewise.
26476 (visit_reference_op_store): Likewise.
26477 (init_scc_vn): Remove shared_lookup_vuses initialization.
26478 (free_scc_vn): Remove shared_lookup_vuses freeing.
26479 (sort_vuses, sort_vuses_heap): Remove.
26480 (get_ref_from_reference_ops): Export.
26481 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26482 vector with single vuse pointer.
26483 (vn_reference_lookup_pieces, vn_reference_lookup,
26484 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26485 (shared_vuses_from_stmt): Remove.
26486 (get_ref_from_reference_ops): Declare.
26487 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26488 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26489 memory-tag related code.
26490 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26491 (likely_value): Add comment, skip static-chain of call statements.
26492 (surely_varying_stmt_p): Adjust.
26493 (gimplify_and_update_call_from_tree): Likewise.
26494 (execute_fold_all_builtins): Do not rebuild alias info.
26495 (gimplify_and_update_call_from_tree): Properly update VOPs.
26496 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26497 (copy_ref_info): Remove memory-tag related code.
26498 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26499 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26500 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26502 * tree-ssa-dom.c (gimple_p): Remove typedef.
26503 (eliminate_redundant_computations): Adjust.
26504 (record_equivalences_from_stmt): Likewise.
26505 (avail_expr_hash): Likewise.
26506 (avail_expr_eq): Likewise.
26507 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26508 (stmt_makes_single_load): Likewise.
26509 (stmt_makes_single_store): Likewise.
26510 * tree-ssa-alias.c: Rewrite completely.
26511 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26512 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26513 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26514 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26515 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26516 Remove public functions.
26517 (pass_reset_cc_flags): Remove.
26518 (pass_build_alias): Move ...
26519 * tree-ssa-structalias.c (pass_build_alias): ... here.
26520 * tree-ssa-alias.c (may_be_aliased): Move ...
26521 * tree-flow-inline.h (may_be_aliased): ... here.
26522 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26523 count_uses_and_derefs): Move ...
26524 * gimple.c: ... here.
26525 * gimple.h (count_uses_and_derefs): Declare.
26526 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26527 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26528 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26529 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26530 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26531 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26532 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26534 * tree-dfa.c (refs_may_alias_p): Move ...
26535 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26536 * tree-ssa-alias.h: New file.
26537 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26538 (statement_sink_location): Likewise.
26539 * opts.c (decode_options): Do not adjust max-aliased-vops or
26540 avg-aliased-vops values.
26541 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26542 (TV_CALL_CLOBBER): Likewise.
26543 (TV_FLOW_SENSITIVE): Likewise.
26544 (TV_FLOW_INSENSITIVE): Likewise.
26545 (TV_MEMORY_PARTITIONING): Likewise.
26546 (TV_ALIAS_STMT_WALK): New timevar.
26547 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26548 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26549 (get_address_description): Remove memory-tag related code.
26550 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26551 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26552 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26553 and immediate uses in statements. Document.
26554 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26555 (dump_symbols): Remove.
26556 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26557 * alias.c (get_deref_alias_set): New function split out from ...
26558 (get_alias_set): ... here.
26559 * alias.h (get_deref_alias_set): Declare.
26560 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26561 type parameter. Remove restrict pointer handling. Create a
26562 ref-all pointer in case type-based alias sets do not conflict.
26563 (vect_analyze_data_refs): Remove SMT related code.
26564 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26565 (vectorizable_load): Likewise.
26566 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26567 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26568 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26569 Ignore vops and SMTs.
26570 (dr_analyze_alias): Likewise..
26571 (free_data_ref): Likewise.
26572 (create_data_ref): Likewise.
26573 (analyze_all_data_dependences): Likewise.
26574 (get_references_in_stmt): Adjust.
26575 * tree-flow-inline.h (gimple_aliases_computed_p,
26576 gimple_addressable_vars, gimple_call_clobbered_vars,
26577 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26578 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26579 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26580 gimple_mem_ref_stats): Remove.
26581 (gimple_vop): New function.
26582 (op_iter_next_use): Remove vuses and mayuses cases.
26583 (op_iter_next_def): Remove vdefs case.
26584 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26585 (clear_and_done_ssa_iter): Do not set removed fields.
26586 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26587 Assert we are not iterating over vuses or vdefs if not also
26588 iterating over uses or defs.
26589 (op_iter_init_use): Likewise.
26590 (op_iter_init_def): Likewise.
26591 (op_iter_next_vdef): Remove.
26592 (op_iter_next_mustdef): Likewise.
26593 (op_iter_init_vdef): Likewise.
26594 (compare_ssa_operands_equal): Likewise.
26595 (link_use_stmts_after): Handle vuse operand.
26596 (is_call_used): Use is_call_clobbered.
26597 (is_call_clobbered): Global variables are always call clobbered,
26598 query the call-clobbers bitmap.
26599 (mark_call_clobbered): Ignore global variables.
26600 (clear_call_clobbered): Likewise.
26601 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26602 virtual operands sanity check.
26603 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26605 (TARGET_MEM_REF): Remove TMR_TAG operand.
26606 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26607 Remove call-clobber related code.
26608 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26609 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26610 partitions or escape reason.
26611 (get_single_def_stmt, get_single_def_stmt_from_phi,
26612 get_single_def_stmt_with_phi): Remove.
26613 (dump_referenced_vars): Tidy.
26614 (get_ref_base_and_extent): Allow bare decls.
26615 (collect_dfa_stats): Adjust.
26616 * graphite.c (rename_variables_in_stmt): Adjust.
26617 (graphite_copy_stmts_from_block): Likewise.
26618 (translate_clast): Likewise.
26619 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26621 (translate_vuse_through_block): Use the oracle.
26622 (phi_translate_1): Adjust.
26623 (value_dies_in_block_x): Use the oracle. Cache the outcome
26625 (valid_in_sets): Check if the VUSE for
26626 a REFERENCE is available.
26627 (eliminate): Do not remove stmts during elimination,
26628 instead queue and remove them afterwards.
26629 (do_pre): Do not rebuild alias info.
26630 (pass_pre): Run TODO_rebuild_alias before PRE.
26631 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26632 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26633 (mark_all_v_defs_stmt): Remove.
26634 (mark_all_v_defs_seq): Adjust.
26635 (sra_replace): Likewise.
26636 (scalarize_use): Likewise.
26637 (scalarize_copy): Likewise.
26638 (scalarize_init): Likewise.
26639 (scalarize_ldst): Likewise.
26640 (todoflags): Remove.
26641 (tree_sra): Do not rebuild alias info.
26642 (tree_sra_early): Adjust.
26643 (pass_sra): Run TODO_update_address_taken before SRA.
26644 * tree-predcom.c (set_alias_info): Remove.
26645 (prepare_initializers_chain): Do not call it.
26646 (mark_virtual_ops_for_renaming): Adjust.
26647 (mark_virtual_ops_for_renaming_list): Remove.
26648 (initialize_root_vars): Adjust.
26649 (initialize_root_vars_lm): Likewise.
26650 (prepare_initializers_chain): Likewise.
26651 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26652 (may_propagate_copy_into_stmt): Likewise.
26653 (merge_alias_info): Do nothing for now.
26654 (propagate_tree_value_into_stmt): Adjust.
26655 (stmt_may_generate_copy): Likewise.
26656 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26657 not mark symbols for renaming.
26658 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26659 with the same statement, make sure to update the new pointed-to one.
26660 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26661 call statements, do not mark symbols for renaming.
26662 (mark_operand_necessary): Dump something.
26663 (ref_may_be_aliased): New function.
26664 (mark_aliased_reaching_defs_necessary_1): New helper function.
26665 (mark_aliased_reaching_defs_necessary): Likewise.
26666 (mark_all_reaching_defs_necessary_1): Likewise.
26667 (mark_all_reaching_defs_necessary): Likewise.
26668 (propagate_necessity): Do not process virtual PHIs. For
26669 non-aliased loads mark all reaching definitions as necessary.
26670 For aliased loads and stores mark the immediate dominating
26671 aliased clobbers as necessary.
26672 (visited): New global static.
26673 (perform_tree_ssa_dce): Free visited bitmap after propagating
26675 (remove_dead_phis): Perform simple dead virtual PHI removal.
26676 (remove_dead_stmt): Properly unlink virtual operands when
26678 (eliminate_unnecessary_stmts): Schedule PHI removal after
26680 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26681 (process_replaceable): Likewise.
26682 (find_replaceable_in_bb): Likewise.
26683 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26684 based on the single gimple vop.
26685 (verify_flow_insensitive_alias_info): Remove.
26686 (verify_flow_sensitive_alias_info): Likewise.
26687 (verify_call_clobbering): Likewise.
26688 (verify_memory_partitions): Likewise.
26689 (verify_alias_info): Likewise.
26690 (verify_ssa): Adjust..
26691 (execute_update_addresses_taken): Export. Update SSA
26692 manually. Optimize only when optimizing. Use a local bitmap.
26693 (pass_update_address_taken): Remove TODO_update_ssa, add
26695 (pass_update_address_taken): Just use TODO_update_address_taken.
26696 (init_tree_ssa): Do not initialize addressable_vars.
26697 (verify_ssa): Verify new VUSE / VDEF properties.
26698 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26699 Do not call verify_alias_info.
26700 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26701 Do not free the loaded and stored syms bitmaps. Reset the escaped
26702 and callused solutions. Do not free addressable_vars.
26703 Remove memory-tag related code.
26704 (warn_uninitialized_var): Aliases are always available.
26705 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26706 * lambda-code.c (can_put_in_inner_loop): Adjust.
26707 (can_put_after_inner_loop): Likewise.
26708 (perfect_nestify): Likewise.
26709 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26710 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26711 (vectorizable_conversion): Do not mark symbols for renaming.
26712 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26713 (expand_call_inline): Unlink the calls virtual operands before
26715 (tree_function_versioning): Do not call update_ssa if we are not
26716 updating clones. Simplify.
26717 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26718 (propagate_with_phi): Likewise..
26719 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26720 clobber code. Assert we are not aliased or global.
26721 * tree-flow.h: Include tree-ssa-alias.h
26722 (enum escape_type): Remove.
26723 (struct mem_sym_stats_d): Likewise.
26724 (struct mem_ref_stats_d): Likewise.
26725 (struct gimple_df): Add vop member. Remove global_var,
26726 call_clobbered_vars, call_used_vars, addressable_vars,
26727 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26728 escaped and callused members.
26729 (struct ptr_info_def): Remove all members, add points-to solution
26731 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26732 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26733 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26734 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26735 (tree-ssa-alias.o): Likewise.
26736 (toplev.o): Add tree-ssa-alias.h
26737 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26738 * gimple.c (gimple_set_bb): Fix off-by-one error.
26739 (is_gimple_reg): Do not handle memory tags.
26740 (gimple_copy): Also copy virtual operands.
26741 Delay updating the statement. Do not reset loaded and stored syms.
26742 (gimple_set_stored_syms): Remove.
26743 (gimple_set_loaded_syms): Likewise.
26744 (gimple_call_copy_skip_args): Copy the virtual operands
26745 and mark the new statement modified.
26746 * tree-ssa-structalias.c (may_alias_p): Remove.
26747 (set_uids_in_ptset): Take the alias set to prune with as
26748 parameter. Fold in the alias test of may_alias_p.
26749 (compute_points_to_sets): Compute whether a ptr is dereferenced
26750 in a local sbitmap.
26751 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26752 other ADDRESSOF constraints on the lhs.
26753 (get_constraint_for_component_ref): Assert that we don't get
26754 ADDRESSOF constraints from the base of the reference.
26755 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26756 (struct variable_info): Remove collapsed_to member.
26757 (get_varinfo_fc): Remove.
26758 (new_var_info): Do not set collapsed_to.
26759 (dump_constraint): Do not follow cycles.
26760 (dump_constraint_graph): Likewise.
26761 (build_pred_graph): Likewise.
26762 (build_succ_graph): Likewise.
26763 (rewrite_constraints): Likewise.
26764 (do_simple_structure_copy): Remove.
26765 (do_rhs_deref_structure_copy): Remove.
26766 (do_lhs_deref_structure_copy): Remove.
26767 (collapse_rest_of_var): Remove.
26768 (do_structure_copy): Re-implement.
26769 (pta_stats): New global variable.
26770 (dump_pta_stats): New function.
26771 (struct constraint_expr): Make offset signed.
26772 (UNKNOWN_OFFSET): Define special value.
26773 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26774 (solution_set_expand): New helper function split out from ...
26775 (do_sd_constraint): ... here.
26776 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26777 (do_ds_constraint): Likewise.
26778 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26779 and CALLUSED = *CALLUSED.
26780 (set_union_with_increment): Make inc argument signed.
26781 (type_safe): Remove.
26782 (get_constraint_for_ptr_offset): Handle unknown and negative
26784 (first_vi_for_offset): Handle offsets before start. Bail
26785 out early for offsets beyond the variable extent.
26786 (first_or_preceding_vi_for_offset): New function.
26787 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26788 Together with ESCAPED = *ESCAPED this properly computes reachability.
26789 (find_what_var_points_to): New function.
26790 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26791 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26792 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26793 pt_solutions_intersect): New functions.
26794 (compute_call_used_vars): Remove.
26795 (compute_may_aliases): New main entry into PTA computation.
26796 * gimple.h (gimple_p): New typedef.
26797 (struct gimple_statement_base): Remove references_memory_p.
26798 (struct gimple_statement_with_memory_ops_base): Remove
26799 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26801 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26802 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26803 gimple_set_references_memory): Remove.
26804 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26805 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26807 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26808 (verify_expr): Allow RESULT_DECL.
26809 (gimple_duplicate_bb): Do not copy virtual operands.
26810 (gimple_duplicate_sese_region): Adjust.
26811 (gimple_duplicate_sese_tail): Likewise.
26812 (mark_virtual_ops_in_region): Remove.
26813 (move_sese_region_to_fn): Do not call it.
26814 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26815 and pass_simple_dse.
26816 (execute_function_todo): Handle TODO_update_address_taken,
26817 call execute_update_addresses_taken for TODO_rebuild_alias.
26818 (execute_todo): Adjust.
26819 (execute_one_pass): Init dump files early.
26820 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26822 (create_general_new_stmt): Clear vops.
26823 * tree-ssa-reassoc.c (get_rank): Adjust.
26824 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26825 symbols for renaming.
26826 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26827 (PARAM_AVG_ALIASED_VOPS): Likewise.
26828 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26829 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26830 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26831 (operand_build_cmp, copy_virtual_operands,
26832 create_ssa_artificial_load_stmt, add_to_addressable_set,
26833 gimple_add_to_addresses_taken): Remove public functions.
26834 (unlink_stmt_vdef): New function.
26836 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26838 * config.gcc (powerpc-*-linux*): Merge variants.
26840 2009-04-02 Chao-ying Fu <fu@mips.com>
26841 James Grosbach <james.grosbach@microchip.com>
26843 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26844 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26846 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26847 keep_interrupts_masked_p, use_debug_exception_return_p.
26848 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26849 keep_interrupts_masked, use_debug_exception_return.
26850 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26851 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26853 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26854 (mips_print_operand): Process COP0 registers to print $0 .. $31
26855 correctly for GAS to process.
26856 (mips_interrupt_extra_call_saved_reg_p): New function.
26857 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26859 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26860 (mips_compute_frame_info): Add supports for interrupt context that
26861 includes doubleword accumulators and COP0 registers.
26862 (mips_for_each_saved_acc): New function.
26863 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26864 mips_for_each_saved_reg.
26865 (mips_save_reg): Save accumulators.
26866 (mips_kernel_reg_p): A new for_each_rtx callback.
26867 (mips_expand_prologue): Support interrupt handlers.
26868 (mips_restore_reg): Restore accumulators.
26869 (mips_expand_epilogue): Support interrupt handlers.
26870 (mips_can_use_return_insn): Return false for interrupt handlers.
26871 (mips_epilogue_uses): New function.
26872 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26873 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26874 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26875 cop0_move): New instructions.
26876 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26877 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26879 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26881 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26882 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26883 interrupt handlers, we use K0 as the temporary register.
26884 (EPILOGUE_USES): Change to a function call.
26885 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26886 handlers, we use K0 as the temporary register.
26888 * doc/extend.texi (Function Attributes): Document interrupt,
26889 use_shadow_register_set, keep_interrupts_masked,
26890 use_debug_exception_return for MIPS attributes.
26892 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26894 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26895 Remove a number of t-files from tmake_file.
26896 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26897 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26898 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26899 target_prototype, not TARGET_PROTOTYPE.
26900 (LINK_OS_GNU_SPEC): Define.
26901 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26902 and darwin-ldoubdle.c.
26904 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26907 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26908 (cpp_options): Ditto.
26909 (default_compilers): Ditto.
26910 (display_help): Ditto.
26911 (process_command): Ditto.
26912 (do_spec_1): Ditto.
26913 (set_input): Use lbasename instead of duplicate code.
26914 (save_temps_prefix): New static for -save-temps=obj.
26915 (save_temps_length): Ditto.
26917 * doc/invoke.texi (-save-temps=obj): Document new variant to
26918 -save-temps switch.
26920 2009-04-02 Jeff Law <law@redhat.com>
26922 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26925 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26927 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26928 * configure: Regenerated.
26930 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26932 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26933 share the argument list.
26935 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26939 2009-02-12 Diego Novillo <dnovillo@google.com>
26941 * varpool.c (debug_varpool): New.
26942 * cgraph.h (debug_varpool): Declare.
26944 2009-04-02 Jan Hubicka <jh@suse.cz>
26946 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26949 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26951 * config/i386/i386.c (ix86_abi): Move initialization to ...
26952 (override_options): Here.
26954 2009-04-02 Christian Bruel <christian.bruel@st.com>
26956 * config/sh/sh.c (sh_dwarf_register_span): New function.
26957 (TARGET_DWARF_REGISTER_SPAN): Define.
26958 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26960 2009-04-02 Ira Rosen <irar@il.ibm.com>
26962 PR tree-optimization/39595
26963 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26964 interleaved loads group is not greater than the SLP group size.
26966 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26968 * builtins.c (is_builtin_name): New.
26969 (called_as_built_in): Use is_builtin_name.
26970 * tree.h (is_builtin_name): New.
26971 * varasm.c (incorporeal_function_p): Use is_builtin_name
26973 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26975 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26977 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26980 * c-decl.c (clone_underlying_type): Move this ...
26981 * c-common.c (set_underlying_type): ... here.
26982 Also, make sure the function properly sets TYPE_STUB_DECL() on
26983 the newly created typedef variant type.
26984 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26985 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26988 2009-04-02 Richard Guenther <rguenther@suse.de>
26990 PR tree-optimization/37221
26991 * tree-flow.h (degenerate_phi_result): Declare.
26992 * tree-ssa-dom.c (degenerate_phi_result): Export.
26993 * tree-scalar-evolution.c (analyze_initial_condition): If
26994 the initial condition is defined by a degenerate PHI node
26995 use the degenerate value.
26997 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26999 PR rtl-optimization/39588
27000 * combine.c (merge_outer_ops): Do not set the constant when this
27002 (simplify_shift_const_1): Do not modify it either in this case.
27004 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27006 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27007 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27009 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27012 * c-lex.c (interpret_float): Default (no suffix) is double.
27014 2009-04-1 Xinliang David Li <davidxl@google.com>
27016 * config/i386/i386.c (legitimate_constant_p): Recognize
27017 all one vector constant.
27019 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27021 * config/vax/vax.c: Add #includes to silence warnings.
27022 Change #include order to silence two warnings.
27024 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27026 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27027 (ASM_SPEC): Pass -k to the assembler for PIC code.
27029 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27031 * config.gcc: Add vax-*-linux* to the switch.
27032 * config/vax/linux.h: New file. (TARGET_VERSION,
27033 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27035 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27037 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27038 Use predicate macros instead of GET_CODE() == foo.
27039 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27040 ashlsi3, rotrsi3, <unnamed>): Likewise.
27042 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27044 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27045 jbbccihi, jbbccisi): Remova trailing whitespace.
27046 * config/vax/constraints.md: Likewise.
27047 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27048 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27049 * config/vax/predicates.md: Likewise.
27050 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27051 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27052 * config/vax/vax.h: Likewise.
27053 * config/vax/vax.md (nonlocal_goto): Likewise.
27055 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27057 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27058 (indirectable_address_p, adjacent_operands_p): Add spaces around
27060 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27062 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27064 * config/vax/vax.c (legitimate_constant_address_p,
27065 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27066 index_term_p, reg_plus_index_p, legitimate_address_p,
27067 vax_mode_dependent_address_p): Update comments to match functions
27068 modified by the recent int->bool conversion.
27070 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27072 * config/vax/builtins.md: Update copyright message.
27073 * config/vax/constraints.md: Likewise.
27074 * config/vax/netbsd-elf.h: Likewise.
27075 * config/vax/predicates.md: Likewise.
27076 * config/vax/vax-protos.h: Likewise.
27077 * config/vax/vax.c: Likewise.
27078 * config/vax/vax.h: Likewise.
27079 * config/vax/vax.md: Likewise.
27080 * config/vax/vax.opt: Likewise.
27082 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27084 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27085 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27086 * config/vax/constraints.md (B, R): Likewise.
27087 * config/vax/predicates.md (external_memory_operand,
27088 nonimmediate_addsub_di_operand): Likewise.
27089 * config/vax/vax.c (vax_output_int_add): Likewise.
27090 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
27091 untyped_call): Likewise.
27093 2009-04-01 Matt Thomas <matt@3am-software.com>
27095 * config/vax/predicates.md: New file.
27096 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
27097 external_const_operand, nonsymbolic_operand, external_memory_operand,
27098 indirect_memory_operand, indexed_memory_operand,
27099 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
27100 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
27102 * config/vax/constraints.md: New file.
27103 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
27105 * config/vax/builtins.md: New file.
27106 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
27107 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
27109 * config/vax/vax.opt (mqmath): Add option.
27110 * config/vax/vax.md (isfx): Extend with DI.
27111 (VAXintQH, VAXintQHSD): Define.
27112 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
27113 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
27114 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
27115 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
27116 (movdi): Update constraints and use vax_output_int_move().
27117 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
27118 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
27119 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
27120 nonlocal_goto): New.
27121 (mov<mode>): Extend accepted operand types.
27122 (subdi3_old): Rename from subdi3, change update constraints and use
27123 a new implementation.
27124 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
27125 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27126 MOVE_RATIO, CLEAR_RATIO): Define.
27127 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27128 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27129 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27130 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27131 (split_quadword_operands): Make static and really allow variable
27133 (print_operand_address): Update for PIC generation.
27134 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27135 indexable_address_p, fixup_mathdi_operand,
27136 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27137 (vax_float_literal, legitimate_constant_p,
27138 indirectable_constant_address_p, index_term_p,
27139 reg_plus_index_p): Return bool instead of int.
27140 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27142 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27144 (vax_output_conditional_branch): Indent.
27145 (legitimate_constant_address_p, indirectable_constant_address_p,
27146 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27147 vax_mode_dependent_address_p): Return bool instead of int, update for
27149 * config/vax/vax-protos.h (legitimate_constant_address_p,
27150 legitimate_constant_p, legitimate_address_p,
27151 vax_mode_dependent_address_p): Change declaration to bool.
27152 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27153 vax_expand_addsub_di_operands, vax_output_int_subtract,
27154 vax_output_movmemsi): Declare.
27155 (split_quadword_operands, vax_float_literal): Delete declaration.
27156 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27157 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27158 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27159 ASM_OUTPUT_DWARF_PCREL): Define.
27160 (ASM_SPEC): Change definition to allow PIC generation.
27162 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27164 * doc/sourcebuild.texi: Update front-end requirements.
27166 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27169 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27170 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27171 (booldi3_internal3): Use boolean_or_operator instead of
27174 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27177 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27178 declarator whose size is not an integer constant expression but
27179 folds to an integer constant, then treat it as a constant
27182 2009-04-01 Richard Guenther <rguenther@suse.de>
27184 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27185 i * 4 + 2 to (i * 2 + 1) * 2.
27187 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27190 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27191 return if c_parser_asm_string_literal returned NULL.
27193 2009-04-01 Nick Clifton <nickc@redhat.com>
27195 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27197 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27198 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27199 other typedefs to avoid conflicts with libgcc2.c. Define labels
27200 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27202 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27203 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27206 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27208 * varasm.c (default_function_rodata_section): Declare DOT as
27211 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27212 Andrey Galkin <agalkin@hypercom.com>
27215 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27216 Make object_name unique for each process.
27218 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27221 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27222 addressable variables in the parallel that could go out of scope while
27223 running queued tasks.
27225 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27227 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27228 (CASE_VALUES_THRESHOLD): Redefine.
27229 * config/avr/avr.c (avr_override_options): Remove initialization of
27230 avr_case_values_threshold variable.
27231 (avr_case_values_threshold): Remove variable. Add new function.
27232 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27233 * config/avr/avr.opt (mno-tablejump): Remove option.
27234 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27236 2009-04-01 DJ Delorie <dj@redhat.com>
27238 * varasm.c (default_function_rodata_section): Don't assume
27239 anything about where the first '.' in the section name is.
27241 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27243 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27244 rs6000_emit_stack_tie.
27246 2009-03-31 Ian Lance Taylor <iant@google.com>
27248 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27249 gimple_code with GIMPLE_RESX, not RESX.
27251 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27253 * c-common.c (c_get_ident): New.
27254 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27256 2009-04-01 Ben Elliston <bje@au.ibm.com>
27258 * config/rs6000/sysv4.opt (msdata): Improve option description.
27260 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27262 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27263 (divdf3_internal_lat): Remove.
27264 (divxf3_internal_lat): Remove.
27265 (divxf3_internal_thr): Remove.
27266 (divxf): Use divxf3_internal.
27267 * config/ia64/div.md (divsf3_internal_lat): New.
27268 (divdf3_internal_lat): New.
27269 (divxf3_internal): New.
27271 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27274 * Makefile.in (USE_GCC_STDINT): Define.
27275 (stmp-int-hdrs): Install stdint.h if applicable.
27276 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27278 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27279 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27280 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27281 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27282 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27283 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27284 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27285 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27286 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27287 (c_common_nodes_and_builtins): Initialize
27288 underlying_wchar_type_node. Do not initialize
27289 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27290 nodes for new types.
27291 (c_stddef_cpp_builtins): Define macros for new types.
27292 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27294 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27295 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27296 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27297 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27298 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27299 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27300 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27301 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27302 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27303 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27304 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27305 int16_type_node, int32_type_node, int64_type_node,
27306 uint8_type_node, uint16_type_node, c_uint32_type_node,
27307 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27308 int_least32_type_node, int_least64_type_node,
27309 uint_least8_type_node, uint_least16_type_node,
27310 uint_least32_type_node, uint_least64_type_node,
27311 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27312 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27313 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27314 uintptr_type_node): Define.
27315 * c-cppbuiltin.c (builtin_define_constants,
27316 builtin_define_type_minmax): New.
27317 (builtin_define_stdint_macros): Define more macros.
27318 (c_cpp_builtins): Define more limit macros.
27319 (type_suffix): New.
27320 (builtin_define_type_max): Define in terms of
27321 builtin_define_type_minmax. Remove is_long parameter. All
27323 * config.gcc (use_gcc_stdint): Define.
27324 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27325 Add newlib-stdint.h for generic targets.
27326 * config/glibc-stdint.h, config/newlib-stdint.h,
27327 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27328 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27329 * config/score/score.h (UINTPTR_TYPE): Define.
27330 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27331 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27332 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27333 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27334 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27335 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27336 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27337 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27338 * config/spu/spu.h (STDINT_LONG32): Define.
27339 * configure.ac (use_gcc_stdint): Substitute.
27340 * configure: Regenerate.
27341 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27342 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27343 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27344 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27345 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27346 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27347 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27348 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27349 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27350 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27351 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27352 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27353 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27354 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27355 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27356 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27357 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27358 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27359 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27360 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27361 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27362 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27363 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27364 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27365 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27366 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27367 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27368 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27369 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27371 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27373 * loop-iv.c (suitable_set_for_replacement): Renamed from
27374 simplify_using_assignment; changed to return bool and to accept new
27375 args DEST and SRC. Return true iff we find a source/destination pair
27376 that can be used to make a replacement, and fill SRC and DEST if so.
27377 Remove arg ALTERED. Don't deal with altered regs here. All callers
27379 (simplify_using_initial_values): Deal with altered regs here and track
27380 more precisely the effect they have on the validity of our expression.
27382 * loop-iv.c (simplify_using_condition): A condition of the form
27383 (EQ REG CONST) can be used to simply make a substitution.
27384 (simplify_using_initial_values): Keep track of conditions we have seen
27385 and keep using them to simplify new expressions, while applying the
27386 same substitutions to them as to the expression.
27388 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27389 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27392 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27393 changed. Use this when trying to improve the upper bound.
27394 Generate the comparison by using simplify_gen_relational.
27396 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27398 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27400 (simplify_using_assignment, simplify_using_initial_values): Call
27401 replace_in_expr to make replacements. Call replace_single_def_regs
27402 once on the initial version of the expression.
27404 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27407 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27409 2009-03-31 Richard Guenther <rguenther@suse.de>
27411 PR middle-end/31029
27412 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27413 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27415 2009-03-31 Richard Guenther <rguenther@suse.de>
27417 * tree.h (div_if_zero_remainder): Declare.
27418 * fold-const.c (div_if_zero_remainder): Export.
27419 * tree-ssa-forwprop.c
27420 (forward_propagate_addr_into_variable_array_index): Handle
27421 constant array index addition outside of the variable index.
27423 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27426 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27427 define_splits, floatunssi<mode>2): Require x87 conversions from
27428 DImode to be permitted.
27430 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27432 PR preprocessor/15638
27433 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27435 2009-03-31 Richard Guenther <rguenther@suse.de>
27437 PR middle-end/23401
27438 PR middle-end/27810
27439 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27440 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27441 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27442 a separate statement.
27443 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27444 (lookup_tmp_var): Likewise.
27445 (is_gimple_formal_tmp_or_call_rhs): Remove.
27446 (is_gimple_reg_or_call_rhs): Rename to ...
27447 (is_gimple_reg_rhs_or_call): ... this.
27448 (is_gimple_mem_or_call_rhs): Rename to ...
27449 (is_gimple_mem_rhs_or_call): ... this.
27450 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27451 DECL_GIMPLE_REG_P only if is_formal is true.
27452 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27453 for non-proper post-modify expression gimplification.
27454 (gimplify_self_mod_expr): For post-modify expressions gimplify
27455 the lvalue to a minimal lvalue.
27456 (rhs_predicate_for): Remove formal temp case.
27457 (gimplify_modify_expr_rhs): Likewise.
27458 (gimplify_addr_expr): Use is_gimple_reg.
27459 (gimplify_expr): Remove formal temp cases.
27460 (gimple_regimplify_operands): Likewise.
27461 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27462 and FILTER_EXPR like constants.
27463 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27465 (is_gimple_formal_tmp_rhs): Remove.
27466 (is_gimple_reg_rhs): Remove special casing.
27467 (is_gimple_mem_rhs): Fix.
27468 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27469 (is_gimple_formal_tmp_var): Remove.
27470 (is_gimple_formal_tmp_reg): Likewise.
27471 (is_gimple_min_lval): Allow invariant component ref parts.
27472 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27473 is_gimple_formal_tmp_reg): Remove declarations.
27474 * tree-cfg.c (verify_expr): Verify that variables with address
27475 taken do not have DECL_GIMPLE_REG_P set.
27476 * tree-mudflap.c (mf_build_check_statement_for): Use
27477 force_gimple_operand instead of gimplify_expr.
27479 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27481 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27482 schedulable rows to compute_split_row.
27484 2009-03-31 Ben Elliston <bje@au.ibm.com>
27487 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27490 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27492 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27493 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27494 * configure: Regenerate.
27495 * config.in: Regenerate.
27496 * config/rs6000/rs6000.opt (mtls-markers): Add.
27497 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27498 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27499 (tls_ld_aix, tls_ld_sysv): Likewise.
27500 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27501 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27503 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27505 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27507 2009-03-30 Jan Hubicka <jh@suse.cz>
27509 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27511 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27512 detection and label handling.
27514 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27516 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27517 left_conflicts_size.
27518 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27519 ALLOCNO_LEFT_CONFLICTS_SIZE.
27521 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27522 remove_allocno_from_bucket_and_push,
27523 allocno_spill_priority_compare, push_allocnos_to_stack,
27524 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27525 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27526 (setup_allocno_left_conflicts_num): Ditto. Rename to
27527 setup_allocno_left_conflicts_size.
27528 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27529 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27530 setup_allocno_left_conflicts_size instead of
27531 setup_allocno_left_conflicts_num.
27533 * ira-build.c (ira_create_allocno): Use
27534 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27535 ALLOCNO_LEFT_CONFLICTS_NUM.
27537 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27539 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27540 instead of DF_LR_OUT.
27542 * ira-lives.c (process_bb_node_lives): Ditto.
27544 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27545 instead of DF_LR_{OUT,IN}.
27547 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27549 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27551 2009-03-30 Jan Hubicka <jh@suse.cz>
27553 * except.c (label_to_region_map): Fix thinko.
27555 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27557 PR middle-end/38237
27558 * tree.h (tree_find_value): New declaration.
27559 * tree.c (tree_find_value): New function.
27560 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27562 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27565 * c-decl.c (struct c_binding): Add locus field.
27566 (bind): Add locus argument, set locus field from it.
27567 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27568 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27569 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27570 implicitly_declare, undeclared_variable, lookup_label,
27571 declare_label, c_make_fname_decl, c_builtin_function,
27572 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27575 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27578 * config/i386/i386.c (classify_argument): Check total size of
27581 2009-03-30 Martin Jambor <mjambor@suse.cz>
27583 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27584 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27585 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27588 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27589 seen_variable_array_ref while also traversing a union.
27591 * tree-inline.c (optimize_inline_calls): Do not call
27592 cgraph_node_remove_callees.
27593 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27594 (pass_remove_cgraph_callee_edges): New variable.
27595 * passes.c (init_optimization_passes): Add
27596 pass_remove_cgraph_callee_edges after early inlining and before all
27597 late intraprocedural passes.
27599 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27601 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27603 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27604 Fix typos in names.
27606 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27608 * combine.c (simplify_comparison): Use have_insn_for.
27609 * dojump.c (do_jump): Likewise.
27611 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27613 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27614 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27615 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27616 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27617 instead of sparc_compare_emitted.
27618 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27619 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27620 instead of sparc_compare_emitted.
27622 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27624 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27625 enter/exit cfglayout mode.
27626 (pass_partition_block): Require it.
27627 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27628 (combine_instructions): Track basic blocks instead of labels.
27629 (update_cfg_for_uncondjump): New.
27630 (try_combine): Use it. Update jumps after rescanning.
27631 (pass_combine): Require PROP_cfglayout.
27632 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27634 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27636 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27637 Provide/destroy PROP_cfglayout respectively.
27638 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27639 * tree-pass.h (PROP_cfglayout): New.
27641 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27643 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27644 fold_convert_const_fixed_from_fixed,
27645 fold_convert_const_fixed_from_int,
27646 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27647 set TREE_CONSTANT_OVERFLOW.
27648 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27649 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27651 2009-03-30 Ira Rosen <irar@il.ibm.com>
27653 * tree-vect-loop-manip.c: New file.
27654 * tree-vectorizer.c: Update documentation and included files.
27655 (vect_loop_location): Make extern.
27656 (rename_use_op): Move to tree-vect-loop-manip.c
27657 (rename_variables_in_bb, rename_variables_in_loop,
27658 slpeel_update_phis_for_duplicate_loop,
27659 slpeel_update_phi_nodes_for_guard1,
27660 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27661 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27662 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27663 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27664 find_loop_location): Likewise.
27665 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27666 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27667 get_vectype_for_scalar_type, vect_is_simple_use,
27668 supportable_widening_operation, supportable_narrowing_operation):
27670 (bb_in_loop_p): Move to tree-vect-loop.c.
27671 (new_loop_vec_info, destroy_loop_vec_info,
27672 reduction_code_for_scalar_code, report_vect_op,
27673 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27674 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27675 (vect_supportable_dr_alignment): Likewise.
27676 * tree-vectorizer.h (tree-data-ref.h): Include.
27677 (vect_loop_location): Declare.
27678 Reorganize function declarations according to the new file structure.
27679 * tree-vect-loop.c: New file.
27680 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27681 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27682 * tree-vect-data-refs.c: New file.
27683 * tree-vect-patterns.c (timevar.h): Don't include.
27684 * tree-vect-stmts.c: New file.
27685 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27686 tree-vect-slp.c, tree-vect-loop.c.
27687 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27688 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27689 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27690 (tree-vect-analyze.o): Remove.
27691 (tree-vect-transform.o): Likewise.
27692 (tree-vect-data-refs.o): Add rule.
27693 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27694 tree-vect-slp.o): Likewise.
27695 (tree-vect-patterns.o): Remove redundant dependencies.
27696 (tree-vectorizer.o): Likewise.
27697 * tree-vect-slp.c: New file.
27699 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27701 * optc-gen.awk: Warn if an option flag has multiple different
27704 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27706 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27707 -floop-block): Document dependences on PPL, CLooG and Graphite.
27709 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27711 PR rtl-optimization/323
27712 * c-common.c (c_fully_fold, convert_and_check,
27713 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27714 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27715 * c-common.def (EXCESS_PRECISION_EXPR): New.
27716 * c-cppbuiltin.c (builtin_define_float_constants): Define
27717 constants with enough digits for long double.
27718 * c-lex.c (interpret_float): Interpret constant with excess
27719 precision where appropriate.
27720 * c-opts.c (c_common_post_options): Set
27721 flag_excess_precision_cmdline. Give an error for
27722 -fexcess-precision=standard for C++ for processors where the
27723 option is significant.
27724 * c-parser.c (c_parser_conditional_expression): Handle excess
27725 precision in condition.
27726 * c-typeck.c (convert_arguments): Handle arguments with excess
27728 (build_unary_op): Move excess precision outside operation.
27729 (build_conditional_expr): Likewise.
27730 (build_compound_expr): Likewise.
27731 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27732 (build_modify_expr): Handle excess precision in RHS.
27733 (convert_for_assignment): Handle excess precision in converted
27735 (digest_init, output_init_element, process_init_element): Handle
27736 excess precision in initializer.
27737 (c_finish_return): Handle excess precision in return value.
27738 (build_binary_op): Handle excess precision in operands and add
27739 excess precision as needed for operation.
27740 * common.opt (-fexcess-precision=): New option.
27741 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27742 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27743 For standard excess precision, output explicit conversion to and
27744 truncation from XFmode.
27745 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27746 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27747 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27748 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27749 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27750 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27751 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27752 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27753 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27754 define_splits, sqrt<mode>2): Disable where appropriate for
27755 standard excess precision.
27756 * convert.c (convert_to_real): Do not shorten arithmetic to type
27757 for which excess precision would be used.
27758 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27759 * doc/invoke.texi (-fexcess-precision=): Document option.
27760 (-mfpmath=): Correct index entry.
27761 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27762 flag_excess_precision): New.
27763 * langhooks.c (lhd_post_options): Set
27764 flag_excess_precision_cmdline.
27765 * opts.c (common_handle_option): Handle -fexcess-precision=.
27766 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27767 init_excess_precision): New.
27768 (lang_dependent_init_target): Call init_excess_precision.
27769 * tree.c (excess_precision_type): New.
27770 * tree.h (excess_precision_type): Declare.
27772 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27775 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27776 non-lvalue to component.
27778 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27780 PR preprocessor/34695
27781 * Makefile.in (c-opts.o): Depend on c-tree.h.
27782 * c-common.c: Move down include of diagnostic.h.
27783 (done_lexing, c_cpp_error): New.
27784 * c-common.h (done_lexing): Declare.
27785 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27787 * c-opts.c: Include c-tree.h.
27788 (c_common_init_options): Set preprocessor error callback.
27789 (c_common_handle_option): Do not set preprocessor
27790 inhibit_warnings, warnings_are_errors, warn_system_headers,
27791 pedantic_errors or inhibit_warnings flags.
27792 (c_common_post_options): Do not check cpp_errors (parse_in).
27793 (c_common_finish): Do not output dependencies if there were
27794 errors. Do not check return value of cpp_finish.
27795 * c-ppoutput.c (pp_file_change): Set input_location.
27796 * c-tree.h (c_cpp_error): Declare.
27797 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27799 (diagnostic_build_prefix): Check override_column.
27800 * diagnostic.h (diagnostic_info): Add override_column field.
27801 (diagnostic_override_column): Define.
27803 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27805 * c-common.c (c_expand_expr, c_staticp): Remove.
27806 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27807 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27808 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27809 * c-gimplify.c (gimplify_compound_literal_expr,
27810 optimize_compound_literals_in_ctor): Remove.
27811 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27812 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27813 * c-semantics.c (emit_local_var): Remove.
27815 * langhooks-def.h (lhd_expand_expr): Remove.
27816 * langhooks.c (lhd_expand_expr): Remove.
27817 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27819 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27820 handling from c-semantics.c; don't call into langhook.
27821 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27822 * gimplify.c (gimplify_compound_literal_expr,
27823 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27824 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27825 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27826 as was done in c-gimplify.c.
27827 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27828 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27829 Move from c-common.h.
27830 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27832 * tree.c (staticp): Do not call langhook.
27833 * langhooks.c (lhd_staticp): Delete.
27834 * langhooks-def.h (lhd_staticp): Delete prototype.
27835 (LANG_HOOKS_STATICP): Delete.
27836 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27838 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27839 instead of DECL_STMTs.
27841 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27849 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27851 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27852 contained expression.
27853 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27854 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27855 conditional expressions for C.
27856 (decl_constant_value_for_optimization): Move from
27857 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27858 whether optimizing and that the expression is a VAR_DECL not of
27859 array type instead of doing such checks in the caller. Do not
27860 check pedantic. Call gcc_unreachable for C++.
27861 * c-common.def (C_MAYBE_CONST_EXPR): New.
27862 * c-common.h (c_fully_fold, c_save_expr,
27863 decl_constant_value_for_optimization): New prototypes.
27864 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27865 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27866 EXPR_INT_CONST_OPERANDS): Define.
27867 * c-convert.c (convert): Strip nops from expression.
27868 * c-decl.c (groktypename): Take extra parameters expr and
27869 expr_const_operands. Update call to grokdeclarator.
27870 (start_decl): Update call to grokdeclarator. Add statement for
27871 expressions used in type of decl.
27872 (grokparm): Update call to grokdeclarator.
27873 (push_parm_decl): Update call to grokdeclarator.
27874 (build_compound_literal): Add parameter non_const and build a
27875 C_MAYBE_COSNT_EXPR if applicable.
27876 (grokdeclarator): Take extra parameters expr and
27877 expr_const_operands. Track expressions used in declaration
27878 specifiers and declarators. Fold array sizes and track whether
27879 they are constant expressions and whether they are integer
27880 constant expressions.
27881 (parser_xref_tag): Set expr and expr_const_operands fields in
27883 (grokfield): Update call to grokdeclarator.
27884 (start_function): Update call to grokdeclarator.
27885 (build_null_declspecs): Set expr and expr_const_operands fields in
27887 (declspecs_add_type): Handle expressions in typeof specifiers.
27888 * c-parser.c (c_parser_declspecs): Set expr and
27889 expr_const_operands fields for declaration specifiers.
27890 (c_parser_enum_specifier): Likewise.
27891 (c_parser_struct_or_union_specifier): Likewise.
27892 (c_parser_typeof_specifier): Likewise. Update call to
27893 groktypename. Fold expression as needed. Return expressions with
27894 type instead of adding statements.
27895 (c_parser_attributes): Update calls to c_parser_expr_list.
27896 (c_parser_statement_after_labels): Fold expression before passing
27897 to objc_build_throw_stmt.
27898 (c_parser_condition): Fold expression.
27899 (c_parser_asm_operands): Fold expression.
27900 (c_parser_conditional_expression): Use c_save_expr. Update call
27901 to build_conditional_expr.
27902 (c_parser_alignof_expression): Update call to groktypename.
27903 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27904 original_code. Fold expression argument of va_arg. Create
27905 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27906 argument to va_arg. Update calls to groktypename. Fold array
27907 index for offsetof. Verify that first argument to
27908 __builtin_choose_expr has integer type.
27909 (c_parser_postfix_expression_after_paren_type): Update calls to
27910 groktypename and build_compound_literal. Handle expressions with
27911 side effects in type name.
27912 (c_parser_postfix_expression_after_primary): Update call to
27913 c_parser_expr_list. Set original_code for calls to
27914 __builtin_constant_p.
27915 (c_parser_expr_list): Take extra parameter fold_p. Fold
27916 expressions if requested.
27917 (c_parser_objc_type_name): Update call to groktypename.
27918 (c_parser_objc_synchronized_statement): Fold expression.
27919 (c_parser_objc_receiver): Fold expression.
27920 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27921 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27922 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27923 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27924 (struct c_typespec): Add elements expr and expr_const_operands.
27925 (struct c_declspecs): Add elements expr and expr_const_operands.
27926 (groktypename, build_conditional_expr, build_compound_literal):
27928 (in_late_binary_op): Declare.
27929 * c-typeck.c (note_integer_operands): New function.
27930 (in_late_binary_op): New variable.
27931 (decl_constant_value_for_broken_optimization): Move to c-common.c
27932 and rename to decl_constant_value_for_optimization.
27933 (default_function_array_conversion): Do not strip nops.
27934 (default_conversion): Do not call
27935 decl_constant_value_for_broken_optimization.
27936 (build_array_ref): Do not fold result.
27937 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27938 result when operand is a VLA.
27939 (c_expr_sizeof_type): Update call to groktypename. Handle
27940 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27941 result when operand names a VLA type.
27942 (build_function_call): Update call to build_compound_literal.
27943 Only fold result for calls to __builtin_* functions. Strip
27944 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27945 the function designator.
27946 (convert_arguments): Fold arguments. Update call to
27947 convert_for_assignment.
27948 (build_unary_op): Handle increment and decrement of
27949 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27950 decrement earlier. Fold operand of increment and decrement.
27951 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27952 built for integer operand. Wrap returns that are INTEGER_CSTs
27953 without being integer constant expressions or that have integer
27954 constant operands without being INTEGER_CSTs.
27955 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27956 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27957 result is an integer constant expression or can be used in
27958 unevaluated parts of one and avoid folding and wrap as
27959 appropriate. Fold operands before possibly doing -Wsign-compare
27961 (build_compound_expr): Wrap result for C99 if operands can be used
27962 in integer constant expressions.
27963 (build_c_cast): Update call to digest_init. Do not ignore
27964 overflow from casting floating-point constants to integers. Wrap
27965 results that could be confused with integer constant expressions,
27966 null pointer constants or floating-point constants.
27967 (c_cast_expr): Update call to groktypename. Handle expressions
27968 included in type name.
27969 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27970 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27971 Update calls to convert_for_assignment.
27972 (convert_for_assignment): Take new parameter
27973 null_pointer_constant. Do not strip nops or call
27974 decl_constant_value_for_broken_optimization. Set
27975 in_late_binary_op for conversions to boolean.
27976 (store_init_value): Update call to digest_init.
27977 (digest_init): Take new parameter null_pointer_constant. Do not
27978 call decl_constant_value_for_broken_optimization. pedwarn for
27979 initializers not constant expressions. Update calls to
27980 convert_for_assignment.
27981 (constructor_nonconst): New.
27982 (struct constructor_stack): Add nonconst element.
27983 (really_start_incremental_init, push_init_level, pop_init_level):
27984 Handle constructor_nonconst and nonconst element.
27985 (set_init_index): Call constant_expression_warning for array
27987 (output_init_element): Fold value. Set constructor_nonconst as
27988 applicable. pedwarn for initializers not constant expressions.
27989 Update call to digest_init. Call constant_expression_warning
27990 where constant initializers are required.
27991 (process_init_element): Use c_save_expr.
27992 (c_finish_goto_ptr): Fold expression.
27993 (c_finish_return): Fold return value. Update call to
27994 convert_for_assignment.
27995 (c_start_case): Fold switch expression.
27996 (c_process_expr_stmt): Fold expression.
27997 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27998 ensure statement expression is not evaluated in constant expression.
27999 (build_binary_op): Track whether results are integer constant
28000 expressions or may occur in such, disable folding and wrap results
28001 as applicable. Fold operands for -Wsign-compare warnings unless
28003 (c_objc_common_truthvalue_conversion): Handle results folded to
28004 integer constants that are not integer constant expressions.
28005 * doc/extend.texi: Document when typeof operands are evaluated,
28006 that condition of __builtin_choose_expr is an integer constant
28007 expression, and more about use of __builtin_constant_p in
28010 2009-03-29 Richard Guenther <rguenther@suse.de>
28012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28013 propagate addresses of array references.
28015 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28017 * regmove.c (perhaps_ends_bb_p): Remove.
28018 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28019 from INSN and check that the main loop stays within that basic block.
28020 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28021 (regmove_forward_pass): Split out from regmove_optimize. Use
28022 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28023 (regmove_backward_pass): Split out from regmove_optimize. Use
28024 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28025 (regmove_optimize): Simplify.
28027 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28030 * config/i386/i386.c (classify_argument): Ignore flexible array
28031 member in struct and warn ABI change.
28033 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28035 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28037 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28038 (ix86_adjust_cost): Updated.
28040 2009-03-29 Jan Hubicka <jh@suse.cz>
28042 PR middle-end/28850
28043 * tree-pass.h (pass_cleanup_eh): New function.
28044 (remove_unreachable_regions): Break code handling RTL
28045 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28046 that can not be reached by runtime.
28047 (can_be_reached_by_runtime): New function.
28048 (label_to_region_map): New function.
28049 (num_eh_regions): New function.
28050 (rtl_remove_unreachable_regions): New function.
28051 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28052 (remove_eh_region): New function.
28053 * except.h: Include sbitmap and vecprim.
28054 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28055 num_eh_regions): Declare.
28056 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28057 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28058 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28059 (tree_empty_eh_handler_p): New function.
28060 (cleanup_empty_eh): New function.
28061 (cleanup_eh): New function.
28062 (pass_cleanup_eh): New function.
28064 2009-03-29 Jan Hubicka <jh@suse.cz>
28066 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28067 for removed regions.
28069 2009-03-29 Jan Hubicka <jh@suse.cz>
28071 * except.c (dump_eh_tree): Dump all datastructures.
28073 2009-03-29 Jan Hubicka <jh@suse.cz>
28075 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28076 (duplicate_eh_regions_1): Likewise.
28077 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28078 vector; call EH verification.
28079 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28080 Be ready for region being removed.
28082 2009-03-29 Jan Hubicka <jh@suse.cz>
28084 * bitmap.c (bitmap_last_set_bit): New function.
28085 * bitmap.h (bitmap_last_set_bit): Declare.
28087 2009-03-29 David Ayers <ayers@fsfe.org>
28090 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
28091 by calling objc_compare_types and surpress warnings about
28092 incompatible C pointers that are compatible ObjC pointers.
28094 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
28096 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
28097 call initialize_inline_failed.
28098 (initialize_inline_failed): Move it from here ...
28099 * cgraph.c (initialize_inline_failed): ... to here.
28100 (cgraph_create_edge): Call initialize_inline_failed rather than
28101 setting inline_failed directly.
28103 2009-03-29 Ben Elliston <bje@au.ibm.com>
28106 * sysv4.opt (msdata): Improve comment.
28107 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
28108 * sysv4.h (SVR4_ASM_SPEC): Likewise.
28110 2009-03-29 Ben Elliston <bje@au.ibm.com>
28113 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
28114 load and store attributes.
28116 2009-03-29 Ben Elliston <bje@au.ibm.com>
28118 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
28119 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
28120 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
28121 * doc/extend.texi (X86 Built-in Functions): Add index entries for
28122 __builtin_infq and __builtin_huge_valq.
28124 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28126 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28128 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28129 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28131 2009-03-28 Xinliang David Li <davidxl@google.com>
28133 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28134 (do_dbg_cnt): New function.
28136 2009-03-28 Jan Hubicka <jh@suse.cz>
28138 Merge from pretty-ipa:
28140 2009-03-27 Jan Hubicka <jh@suse.cz>
28142 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28143 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28144 * passes.c (function_called_by_processed_nodes_p): New.
28145 * ipa-pure-const.c (check_call): Fix handling of operands.
28146 (analyze_function): Dump debug output for skipped bodies.
28147 (local_pure_const): Use function_called_by_processed_nodes_p.
28148 * dwarf2out.c (reference_to_unused): Use output.
28149 * passes.c (do_per_function_toporder): Likewise.
28151 2008-11-12 Jan Hubicka <jh@suse.cz>
28153 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28154 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28155 state_set_in_source enum
28156 (check_decl): Ignore memory tags; do not set fake looping flags;
28158 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28159 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28160 (check_call, analyze_function): Rewrite.
28162 (add_new_function): Update call of analyze_function.
28163 (generate_summary): Add call of analyze_function.
28164 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28165 (local_pure_const): New function.
28166 (pass_local_pure_const): New pass.
28167 * ipa-inline.c (inline_transform): Set after_inlining.
28168 * tree-eh.c (stmt_can_throw_external): New.
28169 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28170 work with aliasing built.
28171 * tree-flow.h (stmt_can_throw_external): New.
28172 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28173 and local pure/const pass in early and late optimization queue.
28175 2009-03-28 Martin Jambor <mjambor@suse.cz>
28177 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28179 (fold_binary): Allow function decl aligment consideration is the
28180 second argument is integer constant one.
28181 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28182 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28183 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28185 2009-03-28 Jan Hubicka <jh@suse.cz>
28187 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28188 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28189 * function.h (rtl_data): Add nothrow flag.
28190 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28191 set DECL_NOTHROW for AVAILABLE functions.
28193 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28195 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28196 following vector keyword has expansion starting with pixel or bool
28197 keyword, expand vector to __vector and pixel or bool to __pixel or
28201 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28202 warn_if_disallowed_function_p): Removed.
28203 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28204 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28205 warning_if_disallowed_function_p.
28206 * flags.h (warn_if_disallowed_function_p,
28207 warn_disallowed_functions): Removed.
28208 * common.opt (Wdisallowed-function-list=): Removed.
28209 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28211 2009-03-28 Richard Guenther <rguenther@suse.de>
28213 PR tree-optimization/38723
28214 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28217 2009-03-28 Jan Hubicka <jh@suse.cz>
28219 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28220 test introduced by my previous patch.
28222 2009-03-28 Richard Guenther <rguenther@suse.de>
28224 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28225 the PHIs value undefined.
28227 2009-03-28 Jan Hubicka <jh@suse.cz>
28229 * tree-pass.h (pass_fixup_cfg): New pass.
28230 * ipa-inline.c (inline_transform): Set
28231 always_inline_functions_inlined/after_inlining.
28232 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28233 (pass_fixup_cfg): New pass.
28234 * passes.c (init_optimization_passes): Add fixup_cfg.
28236 2009-03-28 Richard Guenther <rguenther@suse.de>
28238 PR tree-optimization/38458
28239 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28240 argument use the arguments copy-of value.
28242 2009-03-28 Richard Guenther <rguenther@suse.de>
28244 PR tree-optimization/38180
28245 * tree-ssa-ccp.c (get_default_value): Simplify.
28246 (likely_value): Likewise.
28247 (surely_varying_stmt_p): Properly handle VOP case.
28248 (ccp_initialize): Likewise.
28249 (ccp_fold): Handle propagating through *&.
28250 (fold_const_aggregate_ref): Also handle decls.
28252 2009-03-28 Jan Hubicka <jh@suse.cz>
28254 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28255 * cgraph.h (cgraph_node): Likewise.
28256 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28257 (cgraph_reset_node): Use process flag.
28258 (cgraph_mark_functions_to_output): Likewise.
28259 (cgraph_expand_function): Likewise.
28260 (cgraph_expand_all_functions): Likewise.
28261 (cgraph_output_in_order): Likewise.
28262 * dwarf2out.c (reference_to_unused): Likewise.
28263 * passes.c do_per_function_toporder): Likewise.
28265 2009-03-28 Jan Hubicka <jh@suse.cz>
28267 Bring from lto-branch:
28269 2008-09-03 Doug Kwan <dougkwan@google.com>
28271 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28272 enums instead of reason strings.
28273 * cgraph.c (cgraph_create_edge): Same.
28274 (cgraph_inline_failed_string): New function.
28275 * cgraph.h (cgraph_inline_failed_t): New enum type.
28276 (cgraph_inline_failed_string): New prototype.
28277 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28278 char pointer to cgraph_inline_failed_t.
28279 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28280 (cgraph_default_inline_p): Ditto.
28281 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28282 to cgraph_inline_failed_t pointer.
28283 * cif-code.def: New file.
28284 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28286 (cgraph_check_inline_limits): Change type of REASON to pointer to
28287 cgraph_inline_failed_t. Replace reason strings with enums.
28288 (cgraph_default_inline_p): Ditto.
28289 (cgraph_recursive_inlining_p): Ditto.
28290 (update_caller_keys): Change type of FAILED_REASON to
28291 cgraph_inline_failed_t.
28292 (cgraph_set_inline_failed): Change type of REASON to pointer to
28293 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28294 convert enums to strings for text output.
28295 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28296 to be of type cgraph_inline_failed_t. Replace reason strings with
28297 enums. Call cgraph_inline_failed_string to covert enums
28298 to strings for text output.
28299 (cgraph_decide_inlining): Replace reason strings with enums.
28300 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28301 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28303 * tree-inline.c (expand_call_inline): Change type of REASON
28304 to cgraph_inline_failed_t. Replace reason strings with enums.
28305 Call cgraph_inline_failed_string for text output.
28306 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28309 2009-03-28 Jan Hubicka <jh@suse.cz>
28311 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28312 cgraph_clone_node): Remove master clone handling.
28313 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28314 * cgraph.h (master_clone): Remove.
28315 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28316 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28317 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28319 2009-03-28 Jan Hubicka <jh@suse.cz>
28321 * cgraph.c (cgraph_function_body_availability): Functions declared
28322 inline are always safe to assume that it is not going to be replaced.
28324 2009-03-28 Richard Guenther <rguenther@suse.de>
28326 PR tree-optimization/38513
28327 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28328 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28329 EXC_PTR_EXPR and FILTER_EXPR.
28330 (get_ref_from_reference_ops): Likewise.
28332 2009-03-28 Richard Guenther <rguenther@suse.de>
28334 PR tree-optimization/38968
28335 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28336 Use FLOOR_MOD_EXPR to compute misalignment.
28338 2009-03-28 Richard Guenther <rguenther@suse.de>
28340 PR tree-optimization/37795
28341 * tree.h (combine_comparisons): Declare.
28342 * fold-const.c (combine_comparisons): Export.
28343 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28345 (ifcombine_iforif): Use combine_comparisons.
28347 2009-03-28 Jan Hubicka <jh@suse.cz>
28349 * tree-eh.c (inlinable_call_p): New function.
28350 (make_eh_edges): Use it.
28351 (verify_eh_edges): Use it.
28352 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28353 * except.c (reachable_next_level): Add inlinable_function argument
28354 (sjlj_find_directly_reachable_regions): Update.
28355 (add_reachable_handler): Do not set saw_any_handlers.
28356 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28357 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28358 Add new inlinable call parameter.
28359 (can_throw_internal, can_throw_external): Update.
28360 * except.h (can_throw_internal_1, can_throw_external_1,
28361 foreach_reachable_handler): Update declaration.
28363 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28365 * config/arm/t-arm-coff, config/h8300/coff.h,
28366 config/i386/i386-aout.h, config/i386/i386-coff.h,
28367 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28368 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28369 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28370 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28371 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28372 sys-types.h: Remove.
28373 * Makefile.in: Remove protoize and fixproto support and references
28375 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28376 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28378 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28379 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28380 unprotoize$(exeext).
28381 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28382 (.PHONY): Don't depend on proto.
28383 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28384 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28385 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28386 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28387 build/gen-protos.o, build/scan.o, xsys-protos.h,
28388 build/fix-header$(build_exeext), build/fix-header.o,
28389 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28390 stmp-install-fixproto): Remove.
28391 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28392 SYSCALLS.c or fixproto files.
28393 (install-common): Don't install protoize.
28394 (install-headers-tar, install-headers-cpio, install-headers-cp):
28395 Don't depend on $(STMP_FIXPROTO).
28396 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28397 install fixproto files or write out fixproto settings.
28398 (uninstall): Don't uninstall protoize.
28399 * config.gcc (use_fixproto): Remove.
28400 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28401 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28402 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28403 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28404 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28405 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28406 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28407 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28408 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28409 * config/t-vxworks (STMP_FIXPROTO): Remove.
28410 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28411 STMP_FIXPROTO): Remove.
28412 * config.in, configure: Regenerate.
28413 * crtstuff.c (gid_t, uid_t): Don't undefine.
28414 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28415 (arm-*-coff, arm-*-aout: Remove target entries.
28416 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28417 Remove mention of AIX 4.1.
28418 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28419 * doc/invoke.texi (Running Protoize): Remove.
28420 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28421 (Protoize Caveats): Remove.
28422 * tsystem.h: Update comments on headers assumed to exist.
28424 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28426 * genautomata.c: Add a new year to the copyright. Add a new
28428 (struct insn_reserv_decl): Add comments for member bypass_list.
28429 (find_bypass): Remove.
28430 (insert_bypass): New.
28431 (process_decls): Use insert_bypass.
28432 (output_internal_insn_latency_func): Output all bypasses with the
28433 same input insn in one switch case.
28435 * rtl.def (define_bypass): Describe bypass choice.
28436 * doc/md.texi (define_bypass): Ditto.
28438 2009-03-27 Richard Guenther <rguenther@suse.de>
28440 * gimplify.c (mark_addressable): Export.
28441 * tree-flow.h (mark_addressable): Declare.
28442 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28443 * tree-ssa.c (verify_phi_args): Verify that address taken
28444 variables have TREE_ADDRESSABLE set.
28446 2009-03-27 Richard Guenther <rguenther@suse.de>
28448 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28449 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28450 Do not mark decls TREE_ADDRESSABLE.
28451 (build_fold_addr_expr): Adjust.
28452 (fold_addr_expr): Remove.
28453 (fold_unary): Use build_fold_addr_expr.
28454 (fold_comparison): Likewise.
28455 (split_address_to_core_and_offset): Likewise.
28456 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28458 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28459 (gimplify_modify_expr_to_memcpy): Mark source and destination
28461 * omp-low.c (create_omp_child_function): Mark the object decl
28463 (lower_rec_input_clauses): Mark the var we take the address of
28465 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28467 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28469 PR middle-end/39315
28470 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28471 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28473 2009-03-27 Richard Guenther <rguenther@suse.de>
28475 PR tree-optimization/39120
28476 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28478 (handle_lhs_call): Process return constraints. Add escape
28479 constraints if necessary.
28480 (handle_const_call): Fill out return constraints. Make nested
28481 case more precise. Avoid consttmp if possible.
28482 (handle_pure_call): Fill out return constraints. Avoid
28483 callused if possible.
28484 (find_func_aliases): Simplify call handling.
28486 2009-03-27 Richard Guenther <rguenther@suse.de>
28488 PR tree-optimization/39120
28489 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28490 as a representative.
28491 (solve_graph): Do propagate CALLUSED.
28492 (handle_pure_call): Use a scalar constraint from CALLUSED for
28494 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28497 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28500 * c-common.c (handle_aligned_attribute): Properly check alignment
28501 overflow. Use (1U << i) instead of (1 << i).
28503 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28505 * expr.h (get_mem_align_offset): Updated.
28507 * tree.h (tree_decl_common): Change align to "unsigned int" and
28508 move it before pointer_alias_set.
28510 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28511 Jakub Jelinek <jakub@redhat.com>
28514 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28515 gr_register_operand with gr_reg_or_0_operand.
28516 (cmpxchg_rel_di): Likewise.
28517 (sync_lock_test_and_set<mode>): Likewise.
28519 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28521 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28522 (true_regnum): Likewise.
28524 * rtlanal.c (subreg_info): Moved to ...
28525 * rtl.h (subreg_info): Here. New.
28526 (subreg_get_info): New.
28528 * rtlanal.c (subreg_get_info): Make it extern.
28530 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28533 * config/i386/i386.c (ix86_abi): New.
28534 (override_options): Handle -mabi=.
28535 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28536 (ix86_call_abi_override): Likewise.
28537 (init_cumulative_args): Likewise.
28538 (function_arg_advance): Likewise.
28539 (function_arg_64): Likewise.
28540 (function_arg): Likewise.
28541 (ix86_pass_by_reference): Likewise.
28542 (ix86_function_value_regno_p): Likewise.
28543 (ix86_build_builtin_va_list_abi): Likewise.
28544 (setup_incoming_varargs_64): Likewise.
28545 (is_va_list_char_pointer): Likewise.
28546 (ix86_init_machine_status): Likewise.
28547 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28548 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28549 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28550 (ix86_function_abi): Make it static and return enum calling_abi.
28551 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28553 (ix86_fn_abi_va_list): Updated.
28555 * config/i386/i386.h (ix86_abi): New.
28556 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28557 (CONDITIONAL_REGISTER_USAGE): Likewise.
28558 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28559 (machine_function): Likewise.
28561 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28563 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28564 (STACK_BOUNDARY): Likewise.
28565 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28567 * config/i386/i386.opt (mabi=): New.
28569 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28570 return enum calling_abi.
28571 (ix86_function_type_abi): Likewise.
28572 (ix86_function_abi): Removed.
28574 * doc/invoke.texi: Document -mabi= option for x86.
28576 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28578 * builtins.c (real_dconstp): Delete.
28579 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28581 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28582 Jakub Jelinek <jakub@redhat.com>
28585 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28586 (gen_subprogram_die): When a function is explicit, generate the
28587 DW_AT_explicit attribute.
28588 * langhooks.h (struct lang_hooks_for_decls): Add
28589 function_decl_explicit_p langhook.
28590 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28591 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28593 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28595 * builtins.c (fold_builtin_memory_op): Optimize memmove
28596 into memcpy if we can prove source and destination don't overlap.
28598 * tree-inline.c: Include gt-tree-inline.h.
28599 (clone_fn_id_num): New variable.
28600 (clone_function_name): New function.
28601 (tree_function_versioning): Use it.
28602 * Makefile.in (GTFILES): Add tree-inline.c.
28604 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28606 * BASE-VER: Change to 4.5.0.
28608 2009-03-27 Xinliang David Li <davidxl@google.com>
28610 PR tree-optimization/39557
28611 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28613 2009-03-27 Xinliang David Li <davidxl@google.com>
28615 PR tree-optimization/39548
28616 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28619 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28621 * c-common.c (pointer_int_sum): Use %wd on return from
28624 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28626 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28627 on return from tree_low_cst.
28629 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28632 * ginclude/stdarg.h (va_copy): Define also for
28633 __GXX_EXPERIMENTAL_CXX0X__.
28635 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28638 * builtins.h (c_strlen): Do not warn here.
28639 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28640 * c-common.c (pointer_int_sum): Take an explicit location.
28641 Warn about offsets out of bounds.
28642 * c-common.h (pointer_int_sum): Adjust declaration.
28644 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28646 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28649 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28652 * opts.c (warn_if_disallowed_function_p): Don't assume
28653 get_callee_fndecl must return non-NULL.
28655 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28657 PR rtl-optimization/39522
28658 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28659 when reg_reloaded_valid is set.
28661 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28663 * config/spu/divv2df3.c: New file.
28664 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28665 (DPBIT_FUNCS): Filter out _div_df.
28667 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28669 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28670 a jump insn, count that jump in the distance to the loop start.
28672 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28675 * config/sh/sh.c (calc_live_regs): Fix condition for global
28676 registers except PIC_OFFSET_TABLE_REGNUM.
28678 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28681 * doc/invoke.texi (-mconsole): New.
28683 (-mno-cygwin): New.
28685 (-mnop-fun-dllimport): New.
28689 (sub section "i386 and x86-64 Windows Options"): New.
28691 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28693 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28694 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28696 2009-03-25 Richard Guenther <rguenther@suse.de>
28698 PR middle-end/39497
28699 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28702 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28704 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28705 neither of haifa/selective schedulers are working.
28707 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28709 * doc/invoke.texi (Debugging Options): Fix description of
28710 -fno-merge-debug-strings.
28712 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28714 * config/cris/libgcc.ver: New version-script.
28715 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28717 * configure.ac <GAS features, nop mnemonic>: Add pattern
28718 crisv32-*-* for "nop".
28719 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28720 * configure: Regenerate.
28722 2009-03-24 Ira Rosen <irar@il.ibm.com>
28724 PR tree-optimization/39529
28725 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28726 mark_sym_for_renaming for the tag copied to the new vector
28729 2009-03-24 Arthur Loiret <aloiret@debian.org>
28731 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28732 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28733 EXTRA_SPEC_FUNCTIONS.
28734 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28735 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28736 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28737 -march and -mtune options.
28739 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28741 * config/m68k/t-rtems: Add m5329 multilib.
28743 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28744 Jakub Jelinek <jakub@redhat.com>
28747 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28750 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28753 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28754 instead of c_parser_expression_conv, if original_code isn't one of the
28755 4 allowed comparison codes, fail.
28757 2009-03-23 Richard Guenther <rguenther@suse.de>
28759 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28760 * tree.h (struct tree_type): Likewise.
28761 * reload.h (struct insn_chain): Likewise.
28762 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28763 * function.h (struct function): Likewise.
28764 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28766 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28768 PR tree-optimization/39516
28769 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28771 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28773 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28774 should be set true if BITS_PER_WORD of target is bigger than 32
28776 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28778 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28779 Translate -B-options to -rpath-link. Correct existing
28780 rpath-link and conditionalize on !nostdlib.
28782 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28784 * doc/extend.texi (Function Attributes, Variable Attributes):
28786 * doc/invoke.texi (Debugging Options, Optimize Options)
28787 (i386 and x86-64 Options, MCore Options): Likewise.
28789 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28792 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28793 it for block local namespace aliases.
28794 (gen_decl_die): Pass context_die to gen_namespace_die.
28796 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28799 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28800 minimum or maximum value.
28802 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28804 * reginfo.c (globalize_reg): Recompute derived reg sets.
28806 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28809 * libgcc2.c (mprotect): Do not use signed arguments for
28810 VirtualProtect, use DWORD arguments. Also fix the 'may
28811 be used uninitialized' warning for the np variable.
28813 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28816 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28817 functions using regparm calling conventions when not optimizing.
28818 (ix86_function_sseregparm): Similarly for sseregparm calling
28821 2009-03-19 Li Feng <nemokingdom@gmail.com>
28823 PR middle-end/39500
28824 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28825 dependence if the first conflict is after niter iterations.
28827 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28829 PR middle-end/38609
28830 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28831 functions with dynamic stack-pointer adjustments.
28833 2009-03-19 Ben Elliston <bje@au.ibm.com>
28835 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28836 option; change to -msdata=data.
28838 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28840 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28843 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28846 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28848 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28850 * doc/invoke.texi (Code Gen Options): Expand discussion of
28853 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28855 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28856 * matrix-reorg.c (struct matrix_info): Likewise.
28857 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28858 * rtl.h (struct mem_attrs): Likewise.
28859 * df.h (struct df): Likewise.
28860 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28861 * ira-int.h (struct ira_allocno): Likewise.
28862 * df-scan.c (struct df_collection_rec): Likewise.
28863 * ira.c (struct equivalence): Likewise.
28864 * function.c (struct temp_slot): Likewise.
28865 * cfgloop.h (struct loop): Likewise.
28868 * function.c (use_register_for_decl): When not optimizing, disregard
28869 register keyword for variables with types containing methods.
28871 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28873 PR middle-end/39447
28874 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28875 (is_simple_operand): Call contains_component_ref_p before calling data
28876 reference analysis that would fail on COMPONENT_REFs.
28878 * tree-vrp.c (search_for_addr_array): Fix formatting.
28880 2009-03-18 Richard Guenther <rguenther@suse.de>
28882 * tree-vect-transform.c (vect_loop_versioning): Fold the
28883 generated comparisons.
28884 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28885 (slpeel_tree_peel_loop_to_edge): Likewise.
28887 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28889 PR middle-end/37805
28890 * opts.c (print_specific_help): In addition to `undocumented',
28891 accept `separate' and `joined' flags if passed alone. Describe
28892 output by the first matched one of those.
28893 (common_handle_option): Skip over empty strings.
28894 * gcc.c (display_help): Fix help string for `--help='.
28895 * doc/invoke.texi (Option Summary, Overall Options): With
28896 `--help=', classes and qualifiers can both be repeated, but
28897 only the latter can be negated. One should not pass only
28898 negated qualifiers. Fix markup and examples.
28901 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28902 PR middle-end/37805
28903 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28904 and -fhelp=separate.
28906 2009-03-17 Jing Yu <jingyu@google.com>
28908 PR middle-end/39378
28909 * function.h (struct rtl_data): Move is_thunk from here...
28910 (struct function): ...to here.
28911 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28912 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28914 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28916 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28917 (alpha_output_function_end_prologue): Likewise.
28918 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28919 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28920 (rs6000_output_function_epilogue): Likewise.
28921 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28923 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28926 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28927 from different units in a single alternative.
28928 (*truncdfsf_i387): Ditto.
28929 (*truncxfsf2_mixed): Ditto.
28930 (*truncxfdf2_mixed): Ditto.
28932 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28934 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28935 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28938 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28939 unused non-artificial variables when not optimizing.
28942 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28943 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28944 NAMESPACE_DECL in its DECL_INITIAL.
28946 PR middle-end/39443
28947 * optabs.c (set_user_assembler_libfunc): New function.
28948 * expr.h (set_user_assembler_libfunc): New prototype.
28949 * c-common.c: Include libfuncs.h.
28950 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28951 for memcmp, memset, memcpy, memmove and abort.
28952 * Makefile.in (c-common.o): Depend on libfuncs.h.
28955 * dwarf2out.c (gen_inlined_enumeration_type_die,
28956 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28957 gen_tagged_type_instantiation_die): Removed.
28958 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28961 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28964 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28966 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28967 (check-parallel-%): Ditto.
28968 (check-consistency): Ditto.
28970 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28972 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28973 local variable rhs by NULL_TREE.
28975 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28978 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28980 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28983 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28985 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28988 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28989 for ms->sysv ABI calls only in 64bit mode.
28991 * config/i386/i386.md (untyped_call): Support 32bit.
28993 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28995 * doc/extend.texi: Replace x86_65 with x86_64.
28997 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28999 PR tree-optimization/39455
29000 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29001 mismatches for POINTER_TYPE_P (type).
29002 (number_of_iterations_le): Likewise.
29004 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29006 * config/picochip/picochip.c: Removed profiling support.
29007 * config/picochip/picochip.md: Removed profiling instruction.
29008 * config/picochip/picochip.h: Removed profiling builtin.
29010 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29012 * doc/install.texi (--with-host-libstdcxx): Document.
29014 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29017 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29018 generate a warning if the function name does not begin with
29019 "__vector" and the function has either the 'signal' or 'interrupt'
29020 attribute, from here to ...
29021 (avr_declare_function_name): ...here. New function.
29022 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29023 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29025 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29028 * cse.c (fold_rtx): Don't modify original const_arg1 when
29029 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29030 separate variable instead.
29031 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29032 from out of range shift counts.
29033 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29035 2009-03-13 Catherine Moore <clm@codesourcery.com>
29037 * config/i386/x-mingw32 (host-mingw32.o): Replace
29038 diagnostic.h with $(DIAGNOSTIC_H).
29040 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29043 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29045 * config/i386/sync.md (sync_compare_and_swap<mode>,
29046 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29047 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29049 (sync_double_compare_and_swapdi_pic,
29050 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29051 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29053 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29056 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29058 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29061 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29062 (avx_addsubv4df3): Likewise.
29063 (*avx_addsubv4sf3): Likewise.
29064 (sse3_addsubv4sf3): Likewise.
29066 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29069 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29071 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29074 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29075 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29076 registers for allocnos created from user-defined variables.
29078 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29081 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29082 of non-integer mode as well.
29084 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29086 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29087 for functions for which the parameter types are unknown.
29089 2009-03-11 Jakub Jelinek <jakub@redhat.com>
29092 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
29093 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
29094 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
29095 * config/i386/i386.c (ix86_local_alignment): For
29096 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
29097 long long variables on the stack to avoid dynamic realignment.
29098 Allow the first argument to be a decl rather than type.
29099 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
29101 2009-03-11 Nick Clifton <nickc@redhat.com>
29104 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
29106 Add description to mno-lsim option.
29107 * config/mcore/mcore.h: Remove comment about deprecated m4align
29109 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
29110 * doc/invoke.texi: Add description of mno-lsim and
29111 mstack-increment options.
29113 * config/fr30/fr30.opt: Document the -mno-lsim option.
29114 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
29115 and -mno-lsim options.
29117 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29119 * fold-const.c (fold_comparison): Only call fold_inf_compare
29120 if the mode supports infinities.
29122 2009-03-11 Jason Merrill <jason@redhat.com>
29125 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29126 end already did. Notice GIMPLE_CALL modifications of the result.
29127 Don't copy debug information from an ignored decl or a decl from
29130 2009-03-10 Richard Guenther <rguenther@suse.de>
29131 Nathan Froyd <froydnj@codesourcery.com>
29133 PR middle-end/37850
29134 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29135 (__divMODE3): Likewise.
29137 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29139 PR tree-optimization/39394
29140 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29141 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29143 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29145 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29146 inline asms for register asm ("") declarations.
29148 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29150 * fold-const.c (fold_unary): Fix comment.
29152 2009-03-07 Jan Hubicka <jh@suse.cz>
29155 * tree-inline.c (setup_one_parameter): Do replacement of const
29156 argument by constant in SSA form.
29158 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29160 PR middle-end/38028
29161 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29162 determine alignment passed to assign_stack_local.
29163 (assign_parms_unsplit_complex): Likewise.
29164 * except.c (sjlj_build_landing_pads): Likewise.
29166 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29168 PR middle-end/39360
29169 * tree-flow.h (add_referenced_var): Return bool instead of void.
29170 * tree-dfa.c (add_referenced_var): Return result of
29171 referenced_var_check_and_insert call.
29172 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29173 of referenced_var_check_and_insert.
29176 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29177 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29178 DIE, don't emit it if abstract origin already has it.
29179 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29180 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29182 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29184 * genpreds.c (needs_variable): Fix parentheses at variable name
29186 (write_tm_constrs_h): Indent generated code.
29188 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29190 * doc/extend.texi (Function Attributes): Add documentation
29191 for isr attributes.
29193 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29196 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29197 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29199 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29201 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29204 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29207 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29208 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29210 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29212 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29213 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29214 constants instead of magic numbers.
29215 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29217 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29218 (x86_64_ms_abi_int_parameter_registers): Ditto.
29219 (x86_64_int_return_registers): Ditto.
29220 (ix86_maybe_switch_abi): Ditto.
29221 (ix86_expand_call): Ditto for clobbered_registers array.
29222 (ix86_hard_regno_mode_ok): Ditto.
29223 (x86_extended_QIreg_mentioned_p): Ditto.
29225 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29227 PR tree-optimization/39349
29228 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29230 * combine.c (gen_lowpart_for_combine): Use omode when generating
29233 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29235 PR rtl-optimization/39235
29236 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29238 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29240 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29242 2009-03-04 Richard Guenther <rguenther@suse.de>
29244 PR tree-optimization/39362
29245 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29246 that occur in abnormal PHIs should be varying.
29248 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29250 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29252 (simple_iv): Take loop as an argument instead of statement.
29253 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29254 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29256 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29258 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29259 * matrix-reorg.c (analyze_transpose): Ditto.
29260 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29261 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29262 * tree-predcom.c (ref_at_iteration): Ditto.
29263 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29265 2009-03-04 Richard Guenther <rguenther@suse.de>
29267 PR tree-optimization/39358
29268 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29269 escaped_id and callused_id.
29270 (solve_graph): Likewise.
29272 2009-03-04 Richard Guenther <rguenther@suse.de>
29274 PR tree-optimization/39339
29275 * tree-sra.c (try_instantiate_multiple_fields): Make it
29276 no longer ICE on the above.
29278 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29280 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29281 that fits within Pmode.
29283 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29285 PR middle-end/10109
29286 * tm.texi (LIBCALL_VALUE): Update description.
29288 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29290 PR middle-end/34443
29291 * doc/extend.texi (section): Update description.
29293 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29295 PR middle-end/39345
29296 * tree-inline.c (remapped_type): New.
29297 (can_be_nonlocal): Call remapped_type instead of remap_type.
29299 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29302 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29303 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29305 2009-03-03 Richard Guenther <rguenther@suse.de>
29307 PR middle-end/39272
29308 * tree.c (tree_nonartificial_location): New function.
29309 * tree.h (tree_nonartificial_location): Declare.
29310 * builtins.c (expand_builtin_memory_chk): Provide location
29311 of the call location for artificial function pieces.
29312 (maybe_emit_chk_warning): Likewise.
29313 (maybe_emit_sprintf_chk_warning): Likewise.
29314 (maybe_emit_free_warning): Likewise.
29315 * expr.c (expand_expr_real_1): Likewise.
29317 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29319 PR tree-optimization/39343
29320 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29321 COMPONENT_REF t has ARRAY_TYPE.
29323 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29325 PR middle-end/39335
29326 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29327 when the type precision of the induction variable should be
29328 larger than the type precision of nit.
29329 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29330 * graphite.c (graphite_loop_normal_form): Same.
29331 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29333 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29335 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29336 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29337 numbers to describe clobbered registers.
29338 (*call_value_0_rex64_ms_sysv): Ditto.
29339 * config/i386/mmx.md (mmx_emms): Ditto.
29340 (mmx_femms): Ditto.
29342 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29344 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29347 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29349 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29350 (spu_section_type_flags): New function.
29352 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29354 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29355 reg_class_contents of FLOAT_REGS into a temporary.
29357 2009-03-02 Richard Guenther <rguenther@suse.de>
29358 Ira Rosen <irar@il.ibm.com>
29360 PR tree-optimization/39318
29361 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29362 information to the vectorized statement.
29364 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29366 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29367 variable. Use defined names instead of magic constants for REX SSE
29370 2009-03-01 Richard Guenther <rguenther@suse.de>
29372 PR tree-optimization/39331
29373 * omp-low.c (lower_send_shared_vars): Do not receive new
29374 values for the reference of DECL_BY_REFERENCE parms or results.
29376 2009-03-01 Jan Hubicka <jh@suse.cz>
29379 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29380 BLOCK_NONLOCALIZED_VAR): New macros.
29381 (tree_block): Add nonlocalized_vars.
29382 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29383 gen_decl_die): Add origin argument. Allow generation of die with
29384 origin at hand only.
29385 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29386 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29388 (gen_block_die): Fix checking for unused blocks.
29389 (process_scope_var): Break out from .... ; work with origins only.
29390 (decls_for_scope) ... here; process nonlocalized list.
29391 (dwarf2out_ignore_block): Look for nonlocalized vars.
29392 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29394 (dump_scope_block): Dump them.
29395 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29396 (remap_block): Likewise.
29397 (can_be_nonlocal): New predicate.
29398 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29400 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29402 * configure: Regenerate.
29404 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29406 * optc-gen.awk: No need to duplicate option flags twice.
29407 Reuse help texts for duplicate options which do not have any.
29409 * gcc.c (display_help): Document --version.
29411 * gcc.c (main): If print_help_list and verbose_flag, ensure
29412 driver output comes before subprocess output.
29414 * optc-gen.awk: Assign all remaining fields to help string,
29415 space-separated, for multi-line help in *.opt.
29417 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29418 -Wno-pedantic-ms-format is for MinGW targets only.
29420 * doc/options.texi (Option file format): Fix bad indentation,
29421 restoring dropped sentence.
29423 2009-02-28 Jan Hubicka <jh@suse.cz>
29425 * tree-inline.c (tree_function_versioning): Output debug info.
29427 2009-02-28 Jan Hubicka <jh@suse.cz>
29430 * tree-inline.c (setup_one_parameter): Do not copy propagate
29431 arguments when not optimizing.
29433 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29436 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29437 (avx_addsubv4df3): Likewise.
29438 (*avx_addsubv4sf3): Likewise.
29439 (sse3_addsubv4sf3): Likewise.
29440 (*avx_addsubv2df3): Likewise.
29441 (sse3_addsubv2df3): Likewise.
29442 (avx_unpckhps256): Correct item selectors.
29443 (avx_unpcklps256): Likewise.
29444 (avx_unpckhpd256): Likewise.
29445 (avx_unpcklpd256): Likewise.
29447 2009-02-28 Jan Hubicka <jh@suse.cz>
29449 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29451 (copy_arguments_for_versioning): If var is declared don't declare it.
29452 (tree_function_versioning): First setup substitutions and then copy
29455 2009-02-27 Jan Hubicka <jh@suse.cz>
29458 * cgraph.h (varpool_output_debug_info): Remove.
29459 * cgraphunit.c (varpool_output_debug_info): Remove.
29460 * dwarf2out.c (deferred_locations_struct): New struct
29461 (deferred_locations): New type.
29462 (deferred_locations_list): New static var.
29463 (deffer_location): New function.
29464 (gen_variable_die): Use it.
29465 (decls_for_scope): Output info on local static vars.
29466 (dwarf2out_finish): Process deferred locations.
29467 * varpool.c (varpool_output_debug_info): Remove.
29469 2009-02-27 Jan Hubicka <jh@suse.cz>
29472 * tree.h (TREE_PROTECTED): Fix comment.
29473 (BLOCK_HANDLER_BLOCK): Remove.
29474 (struct tree_block): Remove handler_block add body_block.
29475 (inlined_function_outer_scope_p): New.
29476 (is_body_block): Remove.
29477 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29478 * dwarf2out.c (is_inlined_entry_point): Remove.
29479 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29480 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29482 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29483 * gimplify.c (gimplify_expr): Gimplify body blocks.
29484 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29485 block with multiple subblocks.
29486 (dump_scope_block): Prettier output; dump more flags and info.
29487 (dump_scope_blocks): New.
29488 (remove_unused_locals): Use dump_scope_blocks.
29489 * tree-flow.h (dump_scope_blocks): Declare.
29490 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29491 * stmt.c (is_body_block): Remove.
29492 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29493 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29495 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29497 PR middle-end/39308
29498 * graphite.c (graphite_loop_normal_form): Do not call
29499 number_of_iterations_exit from a gcc_assert.
29501 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29503 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29504 jumps if COND is NULL.
29505 (find_cond_jump): New function.
29506 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29507 * config/s390/s390.md: Remove z10_cobra attribute value.
29509 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29511 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29512 force_const_mem returns NULL_RTX.
29514 2009-02-26 Jan Hubicka <jh@suse.cz>
29517 * cgraph.h (varpool_output_debug_info): Remove.
29518 * cgraphunit.c (varpool_output_debug_info): Remove.
29519 * dwarf2out.c (deferred_locations_struct): New struct
29520 (deferred_locations): New type.
29521 (deferred_locations_list): New static var.
29522 (deffer_location): New function.
29523 (gen_variable_die): Use it.
29524 (decls_for_scope): Output info on local static vars.
29525 (dwarf2out_finish): Process deferred locations.
29526 * varpool.c (varpool_output_debug_info): Remove.
29528 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29530 PR rtl-optimization/39241
29531 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29532 to subreg_offset_representable_p.
29534 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29536 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29537 execute function prototype. Get f and nregs from max_reg_num
29538 and get_insns. Remove the first backward pass as it's dead,
29539 guard the forward pass by flag_expensive_optimizations.
29540 (rest_of_handle_regmove): Delete.
29541 (pass_regmove): Replace it with regmove_optimize.
29543 2009-02-25 Martin Jambor <mjambor@suse.cz>
29545 PR tree-optimization/39259
29546 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29547 calls_alloca function flags.
29548 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29549 calls are detected.
29551 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29553 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29554 flags_set_1_rtx, flags_set_1_set): Delete.
29555 (regmove_optimize): Do not call mark_flags_life_zones.
29557 2009-02-24 Julian Brown <julian@codesourcery.com>
29560 * config/arm/arm.c (require_pic_register): Only set
29561 cfun->machine->pic_reg once per function.
29563 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29565 * doc/invoke.texi (Link Options): Document an easier way to pass
29566 options that take arguments to the GNU linker using -Xlinker and -Wl.
29568 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29571 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29573 2009-02-24 Richard Guenther <rguenther@suse.de>
29576 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29578 2009-02-24 Richard Guenther <rguenther@suse.de>
29579 Zdenek Dvorak <ook@ucw.cz>
29581 PR tree-optimization/39233
29582 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29583 from converting them to a generic type.
29585 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29587 PR tree-optimization/39260
29588 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29589 contains a condition with a real type.
29590 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29592 2009-02-23 Jason Merrill <jason@redhat.com>
29595 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29596 narrowing_initializer_constant_valid_p.
29597 (narrowing_initializer_constant_valid_p): Don't return
29598 null_pointer_node for adding a pointer to itself.
29600 2009-02-23 Jan Hubicka <jh@suse.cz>
29603 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29606 2009-02-23 Jan Hubicka <jh@suse.cz>
29608 PR tree-optimization/37709
29609 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29610 * tree.h (block_ultimate_origin): Declare.
29611 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29612 * tree-ssa-live.c (remove_unused_scope_block_p):
29613 Eliminate blocks containig no instructions nor live variables nor
29615 (dump_scope_block): New function.
29616 (remove_unused_locals): Enable removal of dead blocks by default;
29617 enable dumping at TDF_DETAILS.
29619 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29621 * config/i386/i386.c (classify_argument): Don't allow COImode
29623 (function_arg_advance_32): Don't allow OImode.
29624 (function_arg_32): Likewise.
29625 (function_value_32): Likewise.
29626 (return_in_memory_32): Likewise.
29627 (function_arg_64): Remove OImode comment.
29629 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29632 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29633 ix86_expand_vector_set for V4DImode in 64bit mode only.
29634 (ix86_expand_vector_init_one_var): Likewise.
29636 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29638 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29640 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29643 * loop-iv.c: Revert last change.
29644 * emit-rtl.c: Likewise.
29646 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29649 * config/i386/i386.c (type_natural_mode): Remove an extra
29650 space in the warning message.
29651 (function_value_32): Handle 32-byte vector modes.
29652 (return_in_memory_32): Likewise.
29654 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29656 * loop-iv.c (truncate_value): New function.
29657 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29659 (lowpart_subreg): Move to...
29660 * emit-rtl.c: ...here.
29662 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29664 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29665 accidental and undocumented change at revision 140860.
29667 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29669 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29670 take gimple_seq * arguments.
29671 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29672 types_compatible_p langhook.
29674 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29675 Joseph Myers <joseph@codesourcery.com>
29677 * config/arm/arm.c (arm_builtin_va_list): New function.
29678 (arm_expand_builtin_va_start): Likewise.
29679 (arm_gimplify_va_arg_expr): Likewise.
29680 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29681 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29682 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29683 (va_list_type): New variable.
29684 (arm_mangle_type): Mangle va_list_type appropriately.
29686 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29688 PR middle-end/39157
29689 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29690 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29691 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29692 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29693 parameter to 1000 for -O1 by default.
29694 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29696 * loop-invariant.c: Include params.h.
29697 (move_loop_invariants): Don't call move_single_loop_invariants on
29700 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29702 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29703 offset when calculating bounds for indexing stack_usage_map. Fixes
29704 a buffer overflow with certain target setups.
29706 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29709 * calls.c (expand_call): Clear try_tail_call if caller and callee
29710 disagree in promotion of function return value.
29712 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29715 * c-common.c (c_determine_visibility): If visibility changed and
29716 DECL_RTL has been already set, call make_decl_rtl to update symbol
29719 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29722 * varasm.c (assemble_variable): Don't check DECL_NAME when
29723 globalizing a variable.
29725 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29728 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29729 expression before any __builtin_trap call.
29730 * c-typeck.c (build_function_call): Convert and check function
29731 arguments before generating a call to a trap. Evaluate the
29732 function arguments before the trap.
29734 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29737 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29738 (UNSPEC_FXAM_MEM): New unspec.
29739 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29740 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29741 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29743 2009-02-19 Richard Guenther <rguenther@suse.de>
29745 PR tree-optimization/39207
29746 PR tree-optimization/39074
29747 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29748 storedanything_tree): New.
29749 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29750 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29751 (build_succ_graph): Add edges from STOREDANYTHING to all
29753 (init_base_vars): Initialize STOREDANYTHING.
29754 (compute_points_to_sets): Free substitution info after
29755 building the succ graph.
29756 (ipa_pta_execute): Likewise.
29758 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29760 (do_ds_constraint): Do not add to special var or non-pointer
29762 (type_could_have_pointers): Split out from ...
29763 (could_have_pointers): ... here. For arrays use the element type.
29764 (create_variable_info_for): Initialize may_have_pointers.
29765 (new_var_info): Likewise.
29766 (handle_lhs_call): Make the HEAP variable unknown-sized.
29767 (intra_create_variable_infos): Use a type with pointers for
29768 PARM_NOALIAS, make it unknown-sized.
29770 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29773 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29775 2009-02-18 Jason Merrill <jason@redhat.com>
29778 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29779 value if DECL_EXTERNAL.
29780 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29781 * target.h (gcc_target::binds_local_p): Clarify "module".
29782 * tree.h (TREE_PUBLIC): Clarify "module".
29784 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29787 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29788 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29790 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29793 * c.opt (Wabi): Support C and ObjC.
29796 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29798 * config/i386/i386.c (classify_argument): Warn once about the ABI
29799 change when passing union with long double.
29801 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29803 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29806 * c-parser.c (c_parser_compound_statement): Always enter and leave
29809 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29812 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29814 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29816 PR tree-optimization/36922
29817 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29818 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29821 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29823 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29826 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29828 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29830 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29832 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29835 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29836 Richard Sandiford <rdsandiford@googlemail.com>
29838 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29839 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29840 (loongson_biadd): ...this.
29842 2009-02-17 Richard Guenther <rguenther@suse.de>
29844 PR tree-optimization/39202
29845 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29846 a var make sure to follow existing collapses.
29848 2009-02-17 Richard Guenther <rguenther@suse.de>
29850 PR middle-end/39214
29851 * langhooks.c (lhd_print_error_function): Check for NULL block.
29853 2009-02-17 Richard Guenther <rguenther@suse.de>
29855 PR tree-optimization/39204
29856 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29859 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29861 * config/soft-fp/double.h: Update from glibc CVS.
29863 2009-02-17 Richard Guenther <rguenther@suse.de>
29865 PR tree-optimization/39207
29866 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29867 strict-aliasing warnings for pointers pointing to NULL.
29869 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29872 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29873 skipping until next close brace.
29875 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29878 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29879 to function argument boundary.
29881 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29883 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29884 in the lea_add. Reload eventually constraints it properly.
29885 * config/picochip/constraints.md: Remove the target constraint
29886 "b", since it is not needed anymore.
29888 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29890 * gthr-dce.h: Uglify function parameter and local variable names.
29891 * gthr-gnat.h: Likewise.
29892 * gthr-mipssde.h: Likewise.
29893 * gthr-nks.h: Likewise.
29894 * gthr-posix95.h: Likewise.
29895 * gthr-posix.h: Likewise.
29896 * gthr-rtems.h: Likewise.
29897 * gthr-single.h: Likewise.
29898 * gthr-solaris.h: Likewise.
29899 * gthr-tpf.h: Likewise.
29900 * gthr-vxworks.h: Likewise.
29901 * gthr-win32.h: Likewise.
29903 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29906 * config/i386/i386.md: Restrict the new peephole2 to move
29907 between MMX/SSE registers.
29909 2009-02-15 Richard Guenther <rguenther@suse.de>
29912 2009-02-13 Richard Guenther <rguenther@suse.de>
29914 * configure.ac: Enable LFS.
29915 * configure: Re-generate.
29916 * config.in: Likewise.
29918 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29920 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29921 spu_srqwbyte, spu_srqwbytebc): Define.
29922 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29923 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29924 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29925 "shrqby_<mode>"): New insn-and-split patterns.
29926 * config/spu/spu.c (expand_builtin_args): Determine and return
29927 number of operands using spu_builtin_description data.
29928 (spu_expand_builtin_1): Use it.
29930 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29933 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29936 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29939 * config/i386/i386.c (override_options): Correct warning
29940 messages for -malign-loops, -malign-jumps and -malign-functions.
29942 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29945 * config/i386/i386.md: Restrict the new peephole2 to move
29946 between the general purpose registers.
29948 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29951 * config/i386/i386.c (type_natural_mode): Add a new argument.
29952 Return the original mode and warn ABI change if vector size is 32byte.
29953 (function_arg_advance): Updated.
29954 (function_arg): Likewise.
29955 (ix86_function_value): Likewise.
29956 (ix86_return_in_memory): Likewise.
29957 (ix86_sol10_return_in_memory): Likewise.
29958 (ix86_gimplify_va_arg): Likewise.
29959 (function_arg_32): Don't warn ABX ABI change here.
29960 (function_arg_64): Likewise.
29962 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29964 * loop-iv.c (implies_p): In the final case, test that operands 0
29965 of the two comparisons match.
29967 * config/bfin/bfin.c (find_prev_insn_start): New function.
29968 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29969 (find_next_insn_start): Move.
29971 2009-02-13 Richard Guenther <rguenther@suse.de>
29973 * configure.ac: Enable LFS.
29974 * configure: Re-generate.
29975 * config.in: Likewise.
29977 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29980 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29981 sizes on syntax error after some arguments have been parsed.
29983 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29985 * doc/invoke.texi (-fira): Remove.
29987 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29989 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29990 * recog.c: Likewise.
29993 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29995 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29996 (umul_ppmm): Likewise.
29997 (count_leading_zeros): Likewise.
29998 (count_trailing_zeros): Likewise.
29999 (UMUL_TIME): Likewise.
30001 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30003 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30004 soft-fp/t-softfp to tmake_file.
30006 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30007 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30008 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30009 IA64_BUILTIN_INFQ]: New.
30010 (ia64_init_builtins): Initialize __builtin_infq,
30011 __builtin_fabsq and __builtin_copysignq if not HPUX.
30012 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30013 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30015 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30017 (__fixtfti): Likewise.
30018 (__fixunstfti): Likewise.
30019 (__floattitf): Likewise.
30021 * config/ia64/libgcc-glibc.ver: New.
30022 * config/ia64/t-fprules-softfp: Likewise.
30023 * config/ia64/sfp-machine.h: Likewise.
30025 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30026 (LIBGCC2_TF_CEXT): Likewise.
30027 (TF_SIZE): Likewise.
30028 (TARGET_INIT_LIBFUNCS): Likewise.
30030 * config/ia64/t-glibc (SHLINB_MAPFILES):
30031 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30033 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30035 * config/i386/i386.c (construct_container): Rewrite processing
30036 BLKmode with X86_64_SSE_CLASS.
30038 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30041 * config/i386/i386.md: Replace simplify_replace_rtx with
30042 replace_rtx in the new peephole2.
30044 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30046 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30047 loop unrolling do not happen at -O2.
30049 2009-02-12 Michael Matz <matz@suse.de>
30051 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30053 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30055 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30058 2009-02-12 Ben Elliston <bje@au.ibm.com>
30060 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30061 patterns when updating the back chain. Missed in the 2009-02-10
30064 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30066 * doc/extend.texi (Decimal Floating Types): Update identifier of
30067 draft TR and list of missing support.
30069 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30071 PR middle-end/39154
30072 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30073 bit to variable length decl's flags, add it also to its
30074 pointer replacement variable.
30076 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30077 Jakub Jelinek <jakub@redhat.com>
30080 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30081 (memory_blockage): New expander.
30082 (*memory_blockage): New insn pattern.
30083 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30084 instead of general blockage at the end of function prologue when
30085 frame pointer is used to access red zone area. Do not emit blockage
30086 when profiling, it is emitted in generic code.
30087 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30088 function epilogue when frame pointer is used to access red zone area.
30090 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
30093 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
30094 by arithmetic with memory operands.
30095 * config/i386/predicates.md (commutative_operator): New.
30097 2009-02-10 Janis Johnson <janis187@us.ibm.com>
30099 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
30102 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
30104 * alias.h (record_alias_subset): Declare.
30105 * alias.c (record_alias_subset): Make global.
30107 2009-02-10 Nick Clifton <nickc@redhat.com>
30109 * tree-parloops.c: Change license to GPLv3.
30110 * ipa-struct-reorg.c: Change license to GPLv3.
30111 * ipa-struct-reorg.h: Change license to GPLv3.
30113 2009-02-10 Steve Ellcey <sje@cup.hp.com>
30116 * c-decl.c (start_struct): Return NULL on error.
30118 2009-02-10 Jakub Jelinek <jakub@redhat.com>
30120 PR middle-end/39124
30121 * cfgloopmanip.c (remove_path): Call remove_bbs after
30122 cancel_loop_tree, not before it.
30125 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30126 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30127 VAR_DECLs were seen.
30128 * tree-ssa-live.c (remove_unused_locals): Recompute
30129 cfun->has_local_explicit_reg_vars.
30130 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30131 copies or clearings if cfun->has_local_explicit_reg_vars.
30133 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30136 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30137 of function prologue when frame pointer is used to access
30140 2009-02-10 Richard Guenther <rguenther@suse.de>
30142 PR middle-end/39127
30143 * gimplify.c (gimple_regimplify_operands): Always look if
30144 we need to create a temporary.
30146 2009-02-10 Richard Guenther <rguenther@suse.de>
30148 PR tree-optimization/39132
30149 * tree-loop-distribution.c (todo): New global var.
30150 (generate_memset_zero): Trigger TODO_rebuild_alias.
30151 (tree_loop_distribution): Return todo.
30153 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30156 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30157 (x86_64_reg_class_name): Removed.
30158 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30159 first one isn't X86_64_SSE_CLASS or any other ones aren't
30160 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30161 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30162 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30163 and 3 X86_64_SSEUP_CLASS.
30164 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30165 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30167 2009-02-10 Ben Elliston <bje@au.ibm.com>
30169 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30170 form instruction to update the stack back chain word, even if the
30171 user has disabled the generation of update instructions.
30172 (movdi_<mode>_update_stack): New.
30173 (movsi_update_stack): Likewise.
30174 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30175 always use an update form instruction to update the stack back
30178 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30180 PR middle-end/38953
30181 * graphite.c (if_region_set_false_region): After moving a region in
30182 the false branch of a condition, remove the empty dummy basic block.
30183 (gloog): Remove wrong fix for PR38953.
30185 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30187 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30188 generation due to implicit sign extension.
30190 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30192 PR middle-end/38981
30193 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30194 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30196 2009-02-09 Richard Guenther <rguenther@suse.de>
30198 PR middle-end/35202
30199 * convert.c (convert_to_real): Disable (float)fn((double)x)
30200 to fnf(x) conversion if errno differences may occur and
30201 -fmath-errno is set.
30203 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30205 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30206 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30207 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30209 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30212 * c-common.c (handle_alias_attribute): Disallow attribute for
30213 anything not a FUNCTION_DECL or VAR_DECL.
30215 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30218 * real.c (do_compare): Special-case compare of zero against
30219 decimal float value.
30221 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30224 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30225 as indicating flexible array members unless the field itself is
30226 being declarared as the incomplete array.
30228 2009-02-06 Jan Hubicka <jh@suse.cz>
30230 PR tree-optimization/38844
30231 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30232 is already inlined.
30234 2009-02-06 Richard Guenther <rguenther@suse.de>
30236 PR middle-end/38977
30237 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30238 fork because we may expand it as __gcov_fork.
30240 2009-02-06 Nick Clifton <nickc@redhat.com>
30242 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30244 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30246 PR tree-optimization/35659
30247 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30248 vn_phi_eq): Shortcut if hashcode does not match.
30249 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30251 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30252 and avoid iterative_hash_expr.
30253 (FOR_EACH_VALUE_ID_IN_SET): New.
30254 (value_id_compare): Remove.
30255 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30256 sort expressions by value id.
30258 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30261 * config/sh/predicates.md (general_movsrc_operand): Don't check
30262 the subreg of system registers here.
30264 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30267 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30268 on the copied decl.
30270 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30272 PR rtl-optimization/39110
30273 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30274 addresses, not aligned ones.
30276 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30277 Richard Guenther <rguenther@suse.de>
30279 PR tree-optimization/39100
30280 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30281 comment says and add edges.
30283 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30286 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30287 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30289 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30291 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30292 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30293 register_bb_in_sese, new_sese, free_sese): Moved.
30294 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30295 outermost_loop_in_scop, build_scop_iteration_domain,
30296 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30297 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30298 Use loop_in_sese_p instead of loop_in_scop_p.
30299 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30300 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30301 (scopdet_basic_block_info): Fix bug in scop detection.
30302 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30303 eq_loop_to_cloog_loop): Remove.
30304 (nb_loops_around_loop_in_scop, nb_loop
30305 ref_nb_loops): Moved here...
30306 * graphite.h (ref_nb_loops): ... from here.
30307 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30308 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30309 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30311 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30312 Hans-Peter Nilsson <hp@axis.com>
30314 PR rtl-optimization/37889
30315 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30316 Move offset handling from PLUS to before the switch. Use new
30317 arguments when considering SYMBOL_REFs too.
30318 (rtx_addr_can_trap_p): Pass dummy offset and size.
30319 (enum may_trap_p_flags): Remove.
30320 (may_trap_p_1): Pass size from MEM_SIZE.
30322 PR rtl-optimization/38921
30323 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30324 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30325 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30326 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30328 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30330 AVX Programming Reference (January, 2009)
30331 * config/i386/sse.md (*vpclmulqdq): New.
30333 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30335 PR tree-optimization/38977
30336 PR gcov-profile/38292
30337 * calls.c (special_function_p): Disregard __builtin_ prefix.
30339 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30341 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30342 non-indexable addresses even before reload.
30344 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30347 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30348 as having variable size. Do not give an error for unnamed
30349 parameters with [*] declarators. Give a warning for type names
30350 with [*] declarators and mark them as variable size.
30351 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30352 for sizeof applied to [*] type names.
30354 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30357 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30359 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30361 * gcc.c (process_command): Update copyright notice dates.
30362 * gcov.c (print_version): Likewise.
30363 * gcov-dump.c (print_version): Likewise.
30364 * mips-tfile.c (main): Likewise.
30365 * mips-tdump.c (main): Likewise.
30367 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30370 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30371 for composite type involving a zero-length array type.
30373 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30376 * function.c (match_asm_constraints_1): Skip over
30377 initial optional % in the constraint.
30379 PR inline-asm/39059
30380 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30381 supported, don't accept FIXED_CSTs.
30382 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30383 and _Sat is used without _Fract/_Accum. Set specs->type to
30384 integer_type_node for cts_fract/cts_accum if fixed point is not
30387 2009-02-02 Catherine Moore <clm@codesourcery.com>
30389 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30391 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30393 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30394 (ABI_HAS_64BIT_SYMBOLS): Use it.
30395 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30397 2009-02-02 Paul Brook <paul@codesourcery.com>
30399 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30401 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30403 PR inline-asm/39058
30404 * recog.h (asm_operand_ok): Add constraints argument.
30405 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30406 recurse on matching constraint.
30407 (check_asm_operands): Pass constraints as 3rd argument to
30408 asm_operand_ok. Don't look up matching constraint here.
30409 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30412 2009-02-02 Ben Elliston <bje@au.ibm.com>
30414 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30415 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30417 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30419 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30420 information. Remove some obsolete information. Reorganize.
30422 * config/pa/fptr.c: Revert license to GPL 2.
30423 * config/pa/milli64.S: Likewise.
30425 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30428 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30429 LIBRARY name in, instead of hard-coding it.
30430 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30431 extra target make frag to tmake_files according to EH model.
30432 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30433 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30434 frags that define makefile variable EH_MODEL appropriately.
30435 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30436 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30437 to "-sjlj" according to type of EH configured.
30438 (LIBGCC_SONAME): Concatenate it to shared library base name.
30439 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30440 to "_sjlj" according to type of EH configured.
30441 (LIBGCC_SONAME): Concatenate it to shared library base name.
30442 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30443 (SHLIB_LINK): Add missing semicolon to if-else construct.
30444 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30445 string value of "pe_dll" command-line option.
30446 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30447 (SHLIB_SONAME): Use it when overriding t-cygming default.
30448 (SHLIB_IMPLIB): Override t-cygming default.
30449 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30450 string value of "pe_dll" command-line option.
30452 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30455 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30456 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30458 2009-01-31 Richard Guenther <rguenther@suse.de>
30460 PR tree-optimization/38937
30461 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30462 computing the transitive closure.
30464 2009-01-30 Richard Guenther <rguenther@suse.de>
30466 PR tree-optimization/39041
30467 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30468 Propagate variable indices only if the types match for this stmt.
30470 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30473 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30474 inline but never defined.
30476 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30478 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30479 (*insv_h_di_reg_extimm): New insn.
30480 (*insv_l<mode>_reg_extimm): New insn.
30482 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30484 * config/picochip/picochip.c (flag_conserve_stack): set
30485 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30486 fconserve-stack. Reduce call-overhead used by inliner.
30488 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30491 * common.opt (flag_conserve_stack): Initialised to zero.
30493 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30496 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30497 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30500 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30502 * ira-color.c (allocno_reload_assign): Update comments.
30503 * regmove.c (regmove_optimize): Likewise.
30507 2009-01-29 Robert Millan <rmh@aybabtu.com>
30509 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30510 * config/i386/kopensolaris-gnu.h: New file. Undefine
30511 `MD_UNWIND_SUPPORT'.
30512 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30514 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30516 PR tree-optimization/39007
30517 * tree-loop-distribution.c (generate_builtin): Use
30518 recompute_dominator to compute the immediate dominator of the
30519 basic block just after the loop.
30521 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30523 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30524 (ASM_OUTPUT_DWARF_PCREL): Define.
30526 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30528 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30529 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30530 global. Modify entries about regmove and IRA.
30532 * ra-conflict.c: Remove the file.
30534 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30536 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30537 (pass_regclass_init): Rename to pass_reginfo_init.
30539 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30541 * toplev.h (flag_ira): Remove.
30543 * caller-save.c (setup_save_areas): Remove flag_ira.
30545 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30547 * global.c: Remove the file.
30549 * opts.c (decode_options): Remove flag_ira.
30551 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30553 * regmove.c: Modify file description.
30554 (find_use_as_address, try_auto_increment): Define them only if
30555 AUTO_INC_DEC is defined.
30556 (replacement_quality, replace_in_call_usage, fixup_match_1,
30557 stable_and_no_regs_but_for_p): Remove.
30558 (reg_set_in_bb): Make it static.
30559 (regmove_optimize): Remove flag_ira and code which worked for
30562 * local-alloc.c: Remove the file.
30564 * common.opt (fira): Remove.
30566 * ira.c: Include except.h.
30567 (eliminable_regset): Move from global.c.
30568 (mark_elimination): Ditto. Remove flag_ira.
30569 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30570 equiv_mem_modified, validate_equiv_mem_from_store,
30571 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30572 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30573 no_equiv, recorded_label_ref): Move from local-alloc.c.
30574 (update_equiv_regs): Ditto. Make it static.
30575 (print_insn_chain, print_insn_chains): Move it from global.c.
30576 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30577 (build_insn_chain): Ditto. Make it static.
30578 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30579 Rename to init_live_subregs.
30580 (gate_ira): Remove flag_ira.
30582 * regclass.c: Rename reginfo.c. Change file description.
30583 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30584 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30585 (init_reg_sets_1): Remove code for evaluation of
30586 reg_class_superclasses and losing_caller_save_reg_set.
30587 (init_regs): Remove init_reg_autoinc.
30588 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30589 ok_for_base_p_nonstrict): Remove.
30590 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30591 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30592 corresponding entries.
30593 (dump_regclass, record_operand_costs, scan_one_insn,
30594 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30595 record_address_regs, auto_inc_dec_reg_p): Remove.
30596 (gt-regclass.h): Rename to gt-reginfo.h.
30598 * rtl.h (dump_global_regs, retry_global_alloc,
30599 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30601 * Makefile.in (RA_H): Remove.
30602 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30603 Rename regclass.o to reginfo.o.
30604 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30606 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30607 (GTFILES): Rename regclass.c to reginfo.c.
30609 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30610 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30612 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30613 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30615 (finish_spills): Ditto. Remove code for !flag_ira.
30617 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30619 PR middle-end/35854
30620 * doc/invoke.texi (rtl debug options): Complete rewrite.
30621 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30623 * mode-switching.c (pass_mode_switching): Rename pass from
30624 "mode-sw" to "mode_sw".
30625 * except.c (pass_convert_to_eh_ranges): Rename pass from
30626 "eh-ranges" to "eh_ranges".
30627 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30631 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30632 Alexander Monakov <amonakov@ispras.ru>
30634 PR middle-end/38857
30635 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30637 (move_exprs_to_boundary): Change return type and pass through
30638 should_move from move_op. Relax assert. Update usage ...
30639 (schedule_expr_on_boundary): ... here. Use should_move instead of
30641 (move_op_orig_expr_found): Indicate that insn was disconnected from
30643 (code_motion_process_successors): Do not call after_merge_succs
30644 callback if original expression was not found when traversing any of
30646 (code_motion_path_driver): Change return type. Update prototype.
30647 (move_op): Update comment. Add a new parameter (should_move). Update
30648 prototype. Set *should_move based on indication provided by
30649 move_op_orig_expr_found.
30651 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30653 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30654 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30655 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30656 * config/rs6000/rs6000.c (rs6000_override_options): Default
30657 avoid-indexed-addresses on for Power6, off for everything else.
30658 (avoiding_indexed_address_p): New function.
30659 (rs6000_legitimize_address): Use it.
30660 (rs6000_legitimate_address): Likewise.
30661 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30663 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30665 PR tree-optimization/38997
30666 * tree-loop-distribution.c (generate_memset_zero): Use
30667 POINTER_PLUS_EXPR for a pointer addition.
30669 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30671 * config/s390/s390.md (bswap<mode>2): New pattern added.
30673 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30675 * config/s390/s390.md (*tls_load_31): Added type attribute.
30677 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30679 * config/s390/s390.md: Fix a few comments.
30681 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30683 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30684 (*tm<mode>_full): Fixed z10prop attribute.
30685 (*tst<mode>_extimm): Fixed z10prop attribute.
30686 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30687 (*tstqiCCT_cconly): Fixed z10prop attribute.
30688 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30689 (*movsi_larl): Fixed z10prop attribute.
30690 (*movsi_zarch): Fixed z10prop attribute.
30691 (*movsi_eas): Fixed z10prop attribute.
30692 (*movhi): Fixed z10prop attribute.
30693 (*movqi): Fixed z10prop attribute.
30694 (*movstrictqi): Fixed z10prop attribute.
30695 (*mov<mode>): Fixed z10prop attribute.
30696 (*movcc): Fixed z10prop attribute.
30697 (*sethighpartdi_64): Fixed z10prop attribute.
30698 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30699 (*negdi2_sign_cc): Fixed z10prop attribute.
30700 (*negdi2_sign): Fixed z10prop attribute.
30701 (*absdi2_sign_cc): Fixed z10prop attribute.
30702 (*absdi2_sign): Fixed z10prop attribute.
30703 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30704 (*negabsdi2_sign): Fixed z10prop attribute.
30705 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30706 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30707 (doloop_si64): Fixed z10prop attribute.
30708 (doloop_si31): Fixed z10prop attribute.
30709 (doloop_long): Fixed z10prop attribute.
30710 (indirect_jump): Fixed z10prop attribute.
30711 (nop): Fixed z10prop attribute.
30712 (main_base_64): Fixed z10prop attribute.
30713 (reload_base_64): Fixed z10prop attribute.
30715 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30717 PR rtl-optimization/38740
30718 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30720 * config/mips/mips.c (mips_reorg): Likewise.
30722 2009-01-28 Richard Guenther <rguenther@suse.de>
30724 PR tree-optimization/38926
30725 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30726 with the correct value id to a value.
30727 (do_regular_insertion): Use the value number of edoubleprime
30728 for the value number of the expr.
30731 2008-08-21 Richard Guenther <rguenther@suse.de>
30733 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30734 a PHI ask VN if it is already available.
30735 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30736 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30738 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30740 PR middle-end/38934
30741 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30742 set to varying whenever max has TREE_OVERFLOW set, similarly
30743 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30745 2009-01-28 Richard Guenther <rguenther@suse.de>
30747 PR middle-end/38908
30748 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30749 uninitialized aggregate uses in call arguments.
30751 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30753 PR tree-optimization/38984
30754 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30755 the nothing_id variable if -fno-delete-null-pointer-checks.
30757 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30760 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30761 (set_got_offset_rex64): Ditto.
30763 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30766 * doc/extend.texi: Improve local variable with asm reg.
30768 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30770 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30771 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30772 was not supplied then set warn_packed_bitfield_compat to the
30773 default value of 1.
30774 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30777 2009-01-27 Richard Guenther <rguenther@suse.de>
30779 PR tree-optimization/38503
30780 * cfgexpand.c (expand_gimple_basic_block): Ignore
30781 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30782 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30783 variables that cannot have TBAA applied.
30784 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30787 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30789 PR middle-end/38969
30790 * calls.c (initialize_argument_information): Do not wrap complex
30791 arguments in SAVE_EXPR.
30793 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30795 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30796 (INSTALL_LIBGCC): Revert typo commit.
30798 2009-01-26 Richard Guenther <rguenther@suse.de>
30800 PR tree-optimization/38745
30801 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30802 from special handling.
30804 2009-01-26 Richard Guenther <rguenther@suse.de>
30806 PR tree-optimization/38745
30807 * tree-ssa.c (execute_update_addresses_taken): Do not include
30808 variables that cannot possibly be a register in not_reg_needs.
30809 Do not clear TREE_ADDRESSABLE on vars that may not become
30811 * tree-ssa.c (update_alias_info_1): Include those in the set
30812 of addressable vars.
30814 2009-01-26 Richard Guenther <rguenther@suse.de>
30816 PR middle-end/38851
30817 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30818 * tree-ssa-dse.c: Include langhooks.h
30819 (execute_simple_dse): Remove stores with zero size.
30821 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30824 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30827 2009-01-24 Julian Brown <julian@codesourcery.com>
30829 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30830 config/arm/linux-atomic.c.
30831 * config/arm/linux-atomic.c: New.
30833 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30835 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30836 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30837 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30839 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30842 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30845 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30847 PR tree-optimization/38953
30848 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30849 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30850 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30851 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30854 2009-01-24 Paul Brook <paul@codesourcery.com>
30856 * config/arm/neon.md (neon_type): Move to arm.md.
30857 (neon_mov<VSTRUCT>): Add neon_type attribute.
30858 * config/arm/arm.md (neon_type): Move to here.
30859 (conds): Add "unconditioal" and use as default for NEON insns.
30861 2009-01-24 Ben Elliston <bje@au.ibm.com>
30863 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30864 void *' warning from -Wc++-compat.
30865 * Makefile.in (dominance.o-warn): Remove.
30867 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30869 PR tree-optimization/38932
30870 * fold-const.c (fold_unary_ignore_overflow): New.
30871 * tree.h (fold_unary_ignore_overflow): Declare.
30872 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30873 * tree-ssa-sccvn.c (visit_reference_op_load,
30874 simplify_unary_expression): Likewise.
30876 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30878 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30879 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30880 regardless of their type.
30881 * c-common.c (handle_packed_attribute): Don't ignore packed on
30883 * c.opt (Wpacked-bitfield-compat): New warning option.
30884 * stor-layout.c (place_field): Warn if offset of a field changed.
30885 * doc/extend.texi (packed): Mention the ABI change.
30886 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30887 (Warning Options): Add it to the list.
30889 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30891 * c-opts.c (c_common_post_options): Fix a typo in comments.
30893 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30895 PR middle-end/38615
30896 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30897 variables to static.
30898 * doc/invoke.texi (-fmerge-all-constants): Update description.
30900 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30903 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30904 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30906 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30908 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30910 (LOCAL_ALIGNMENT): Similarly.
30912 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30913 Joseph Myers <joseph@codesourcery.com>
30915 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30916 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30917 * config/arm/arm-tune.md: Regenerate.
30918 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30921 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30923 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30924 version number to five.
30926 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30929 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30930 * c-common.c (set_underlying_type): Likewise.
30931 (is_typedef_decl ): Likewise
30933 (set_underlying_type): Likewise.
30934 (is_typedef_type): Likewise.
30936 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30938 PR middle-end/38587
30939 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30942 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30945 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30946 (LIBGCC_SPEC): Don't define.
30947 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30949 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30951 PR rtl-optimization/38879
30952 * alias.c (base_alias_check): Unaligned access via AND address can
30953 alias all surrounding object types except those with sizes equal
30954 or wider than the size of unaligned access.
30956 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30959 * c-decl.c (clone_underlying_type): Move this ...
30960 * c-common.c (set_underlying_type): ... here.
30961 Also, make sure the function properly sets TYPE_STUB_DECL() on
30962 the newly created typedef variant type.
30963 (is_typedef_decl ): New entry point.
30964 * tree.h: Added a new member member_types_needing_access_check to
30965 struct tree_decl_non_common.
30966 (set_underlying_type): New entry point.
30967 (is_typedef_type): Likewise.
30969 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30971 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30972 Check whether two instructions have memory references that
30973 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30974 are helper functions for traversing.
30975 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30976 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30977 not to draw dependency edge for instructions with non-conflicting
30980 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30983 * longlong.h: Update copyright years. Use soft-fp license notice.
30984 Sync __clz_tab declaration with glibc.
30986 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30989 * doc/extend.texi (syscall_linkage): New.
30990 (version_id): Modify.
30992 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30993 Richard Guenther <rguenther@suse.de>
30995 PR tree-optimization/38747
30996 PR tree-optimization/38748
30997 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30998 conversion if the base address is an indirect reference and the
30999 aliasing sets could cause issues.
31001 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31003 * common.opt (fgraphite, fgraphite-identity): Add comment for
31004 explaining why these options are not documented.
31006 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31008 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31009 gimple_call_lhs is NULL.
31011 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31014 * emit-rtl.c (adjust_address_1): Make sure memref is never
31017 2009-01-20 Ben Elliston <bje@au.ibm.com>
31019 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31020 const qualifier from arg parameter. Remove unnecessary cast to char *.
31021 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31022 const qualifier from arg 2.
31024 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31026 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31028 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31031 * rtl.h (reinit_regs): New prototype.
31032 * regclass.c: Include ira.h.
31033 (reinit_regs): New.
31034 * Makefile.in (regclass.o): Add ira.h.
31035 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31037 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31040 * c-common.c (handle_aligned_attribute): Use
31041 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31042 default alignment value.
31044 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31046 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31047 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31049 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31050 __BIGGEST_ALIGNMENT__.
31052 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31054 2009-01-18 Richard Guenther <rguenther@suse.de>
31056 PR tree-optimization/38819
31057 * tree-flow.h (operation_could_trap_helper_p): Declare.
31058 * tree-eh.c (operation_could_trap_helper_p): Export.
31059 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31060 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31061 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31062 are about to insert a possibly trapping instruction and fail
31065 2009-01-18 Andreas Schwab <schwab@suse.de>
31067 * doc/install.texi (Configuration): Remove obsolete paragraph
31068 about use of --with-gnu-ld with --with-gnu-as.
31070 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31072 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31073 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31074 Follow spelling conventions.
31076 2009-01-18 Ben Elliston <bje@au.ibm.com>
31078 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31079 C++ warning about implicit conversion from void * to struct
31081 (bitmap_obstack_free): Likewise for bitmap_element *.
31082 * Makefile.in (bitmap.o-warn): Remove.
31084 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31086 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31088 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31089 Tobias Grosser <tobi.grosser@amd.com>
31091 * graphite.c (graphite_trans_scop_block): Do not block single
31094 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
31096 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
31097 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31098 test with assertion.
31100 2009-01-16 Richard Guenther <rguenther@suse.de>
31102 PR tree-optimization/38835
31103 PR middle-end/36227
31104 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
31105 and INT + PTR -> (INT)(PTR p+ INT) folding.
31106 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
31108 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
31111 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
31112 the subreg from a lowpart subreg if it is also casting the value.
31114 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31115 Tobias Grosser <tobi.grosser@amd.com>
31117 * graphite.c (compare_prefix_loops): New.
31118 (build_scop_canonical_schedules): Rewritten.
31119 (graphite_transform_loops): Move build_scop_canonical_schedules
31120 after build_scop_iteration_domain.
31122 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31123 Tobias Grosser <tobi.grosser@amd.com>
31125 * graphite.c (add_conditions_to_domain): Add the loops to
31126 the dimension of the iteration domain. Do copy the domain
31127 only when it exists.
31128 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31129 (add_conditions_to_constraints): New.
31130 (can_generate_code_stmt, can_generate_code): Removed.
31131 (gloog): Do not call can_generate_code.
31132 (graphite_transform_loops): Call add_conditions_to_constraints
31133 after building the iteration domain.
31135 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31137 PR tree-optimization/38789
31138 * tree-ssa-threadedge.c
31139 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31140 __builtin_constant_p.
31142 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31144 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31145 examined before deleting them.
31147 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31149 * function.c (aggregate_value_p): Correctly extract the function
31150 type from CALL_EXPR_FN lookup.
31152 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31154 * config/picochip/picochip.c (picochip_override_options): Revert
31155 CFI asm flag disable commited previously.
31157 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31158 Tobias Grosser <tobi.grosser@amd.com>
31159 Jan Sjodin <jan.sjodin@amd.com>
31161 * graphite.c (scan_tree_for_params): On substractions negate
31162 all the coefficients of the term.
31163 (clast_to_gcc_expression_red): New. Handle reduction expressions
31164 of more than two operands.
31165 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31166 (get_vdef_before_scop): Handle also the case of default definitions.
31168 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31170 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31171 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31172 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31174 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31175 Joey Ye <joey.ye@intel.com>
31177 PR middle-end/37843
31178 * cfgexpand.c (expand_stack_alignment): Don't update stack
31179 boundary nor check incoming stack boundary here.
31180 (gimple_expand_cfg): Update stack boundary and check incoming
31181 stack boundary here.
31183 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31185 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31187 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31189 PR rtl-optimization/38245
31190 * calls.c (expand_call): Add stack arguments to
31191 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31192 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31193 in regs and partially in memory or BLKmode arguments.
31194 (emit_library_call_value_1): Add stack arguments to
31195 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31196 ACCUMULATE_OUTGOING_ARGS).
31197 * dce.c: Include tm_p.h.
31198 (find_call_stack_args): New function.
31199 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31201 (mark_insn): Call find_call_stack_args for CALL_Ps.
31202 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31203 forwards. Allocate and free arg_stores bitmap if needed, pass it
31204 down to deletable_insn_p, don't mark stores set in arg_stores
31205 bitmap, clear the bitmap at the beginning of each bb.
31206 * Makefile.in (dce.o): Depend on $(TM_P_H).
31208 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31211 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31212 to make sure the insn is a conditional test (bug 22599). Reformat a
31215 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31217 PR middle-end/38431
31218 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31219 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31220 (gloog): Do not call cleanup_tree_cfg.
31221 (graphite_transform_loops): Call cleanup_tree_cfg after all
31222 scops have been code generated.
31224 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31225 * doc/gty.texi (Invoking the garbage collector): Added new node
31226 and section documenting ggc_collect.
31228 2009-01-14 Richard Guenther <rguenther@suse.de>
31230 PR tree-optimization/38826
31231 PR middle-end/38477
31232 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31233 initialization notes only if we actually emitted a warning.
31234 (intra_create_variable_infos): Add constraints for a result decl
31235 that is passed by hidden reference.
31236 (build_pred_graph): Mark all related variables non-direct on
31239 2009-01-14 Nick Clifton <nickc@redhat.com>
31241 * ira-conflicts.c: Include addresses.h for the definition of
31243 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31244 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31246 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31249 * Makefile.in (ira-lives.o): Add except.h.
31251 * ira-lives.c: Include except.h.
31252 (process_bb_node_lives): Process can_throw_internal.
31254 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31256 PR rtl-optimization/38774
31257 * combine.c (simplify_set): When undoing cc_use change, don't do
31258 PUT_CODE on the newly created comparison, but instead put back the
31261 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31263 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31264 values. Remove duplicate arm8 entry.
31266 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31268 PR tree-optimization/38786
31269 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31270 the SSA_NAME case of expand_scalar_variables_expr.
31271 Set the type of an expression to the type of its assign statement.
31272 (expand_scalar_variables_expr): Also gather the scalar computation
31273 used to index the memory access. Do not pass loop_p.
31274 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31275 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31276 the gimple_stmt_iterator where it inserts new code.
31277 Do not pass loop_p.
31278 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31279 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31281 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31283 * graphite.h (debug_value): Removed.
31284 * graphite.c (debug_value): Removed.
31286 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31288 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31289 ldrd/strd with two 32-bit instructions.
31291 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31293 * config/arm/arm.c (struct processors): Pass for speed down into
31294 cost helper functions.
31295 (const_ok_for_op): Handle COMPARE and inequality nodes.
31296 (arm_rtx_costs_1): Rewrite.
31297 (arm_size_rtx_costs): Update prototype.
31298 (arm_rtx_costs): Pass speed down to helper functions.
31299 (arm_slowmul_rtx_costs): Rework cost calculations.
31300 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31301 (arm_9e_rtx_costs): Likewise.
31303 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31305 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31306 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31307 (alpha_legitimize_address): Do not split local symbols wider than
31308 UNITS_PER_WORD into HIGH/LO_SUM parts.
31310 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31313 * gcc.c (process_command): Replace call to execvp with calls
31314 to pex_one and exit.
31316 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31319 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31320 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31321 variant for devices with 3-byte PC.
31322 (__tablejump_elpm__): New.
31324 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31327 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31328 offsetof member-designator, handle it as `[0].'.
31330 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31332 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31333 function when not using named sections on targets with named sections
31334 if branch distance is less than 262132.
31336 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31338 * combine.c (combine_instructions): Recompute
31339 optimize_this_for_speed_p for each BB in the main combine loop.
31341 2009-01-12 Tomas Bily <tbily@suse.cz>
31344 * tree-loop-distribution.c (prop_phis): New function.
31345 (generate_builtin): Call prop_phis.
31347 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31349 PR tree-optimization/38807
31350 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31351 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31353 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31355 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31356 subreg of op0 to the original op0.
31358 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31360 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31362 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31365 * mips-tfile.c (parse_def): Fix parsing of def strings
31366 starting with digits.
31368 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31371 * config/arm/arm.c (arm_is_long_call_p): Don't call
31372 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31374 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31376 * regrename.c (regrename_optimize): Fix dumping.
31377 (find_oldest_value_reg): Preserve REG_POINTER.
31378 (copy_hardreg_forward_1): Likewise.
31380 2009-01-09 Diego Novillo <dnovillo@google.com>
31382 * gimple.h (struct gimple_statement_base) <uid>: Document
31383 the restrictions on its use.
31384 (gimple_uid): Tidy.
31385 (gimple_set_uid): Tidy.
31387 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31389 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31390 zero guard even if align_bytes != 0 and count is smaller than
31393 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31395 PR rtl-optimization/38495
31396 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31397 (add_range_and_copies_from_move_list): Print all added ranges.
31398 Add ranges to memory optimized destination.
31400 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31404 * config/i386/i386.c (override_options): Reject
31405 -mstringop-strategy=rep_8byte with -m32.
31406 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31407 to 1. Do count comparison against epilogue_size_needed at compile
31408 time even when count_exp was constant forced into register. For
31409 size_needed don't jump to epilogue, instead just avoid aligning
31410 and invoke the body algorithm. If need_zero_guard, add zero guard
31411 even if count is non-zero, but smaller than size_needed + number of
31412 bytes that could be stored for alignment.
31413 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31414 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31415 but smaller than size_needed + number of bytes that could be stored
31416 for alignment. Compare size_needed with epilogue_size_needed instead
31417 of desired_align - align, don't adjust size_needed, pass
31418 epilogue_size_needed to the epilogue expanders.
31421 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31423 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31425 * pa.c (last_address): Change to unsigned.
31426 (update_total_code_bytes): Change argument to unsigned. Don't
31427 check if insn addresses are set.
31428 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31429 addresses are not set.
31430 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31432 2009-01-09 Nick Clifton <nickc@redhat.com>
31434 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31435 DECL_DECLARED_INLINE_P.
31437 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31439 PR middle-end/38347
31440 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31441 GET_MODE (op0) in operand_subword_force calls.
31443 PR middle-end/38771
31444 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31445 fold_convert arg0 operands to TREE_TYPE (op0) first.
31447 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31449 * params.def (ira-max-conflict-table-size): Decrease default value
31452 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31454 PR tree-optimization/37031
31455 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31457 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31458 allocate it using gc instead of heap, use VEC_quick_push instead of
31460 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31461 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31462 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31463 allocated vector from heap allocated.
31464 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31465 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31466 vector only after perfect_loop_nest_depth call.
31468 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31469 Jan Sjodin <jan.sjodin@amd.com>
31471 PR tree-optimization/38559
31472 * graphite.c (debug_value, copy_constraint,
31473 swap_constraint_variables, scale_constraint_variable, ): New.
31474 (get_lower_bound, get_upper_bound): Removed.
31475 (graphite_trans_bb_strip_mine): Clean up this code that works
31476 only for constant number of iterations. Fully copy upper and
31477 lower bound constraints, not only the constant part of them.
31478 * graphite.h (debug_value): Declared.
31480 2009-01-08 Ira Rosen <irar@il.ibm.com>
31482 PR tree-optimization/37194
31483 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31484 Don't add the cost of cost model guard in prologue to scalar
31485 outside cost in case of known number of iterations.
31487 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31488 Alan Modra <amodra@bigpond.net.au>
31490 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31491 non-word-aligned REG+CONST addressing.
31493 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31496 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31497 free_after_compilation when outputting a thunk.
31498 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31499 Do not call free_after_compilation here.
31501 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31503 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31504 (ix86_valid_target_attribute_inner_p): Ditto.
31506 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31508 PR tree-optimization/38492
31509 PR tree-optimization/38498
31510 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31511 * tree-chrec.h (scev_is_linear_expression): Declared.
31512 * graphite.c (graphite_cannot_represent_loop_niter): New.
31513 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31514 (graphite_loop_normal_form): Use gcc_assert.
31515 (scan_tree_for_params): Use CASE_CONVERT.
31516 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31517 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31518 Use gcc_assert. Discard scops that contain unhandled cases.
31519 (build_scop_conditions): Return a boolean status for unhandled cases.
31520 (strip_mine_profitable_p): Print the loop number, not its depth.
31521 (is_interchange_valid): Pass the depth of the loop nest, don't
31522 recompute it wrongly.
31523 (graphite_trans_bb_block): Same.
31524 (graphite_trans_bb_block): Print tentative of loop blocking.
31525 (graphite_trans_scop_block): Do not print that the loop has been
31527 (graphite_transform_loops): Do not handle scops that contain condition
31530 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31532 AVX Programming Reference (December, 2008)
31533 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31534 (_mm256_stream_pd): Likewise.
31535 (_mm256_stream_ps): Likewise.
31537 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31538 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31539 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31540 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31541 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31542 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31543 (ix86_expand_special_args_builtin): Likewise.
31545 * config/i386/sse.md (AVXMODEDI): New.
31546 (avx_movnt<mode>): Likewise.
31547 (avx_movnt<mode>): Likewise.
31548 (<sse>_movnt<mode>): Remove AVX support.
31549 (sse2_movntv2di): Likewise.
31551 2009-01-07 Richard Guenther <rguenther@suse.de>
31553 PR middle-end/38751
31554 * fold-const.c (extract_muldiv): Remove obsolete comment.
31555 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31556 to PLUS_EXPR canonicalization for the canonicalization.
31558 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31560 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31561 hosted cross-compilers generating less efficient code.
31563 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31565 * function.h (rtl_data): Add a dbr_scheduled_p field.
31566 * reorg.c (dbr_schedule): Set it.
31567 (gate_handle_delay_slots): Check it.
31568 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31569 (mips_reorg): Check flag_delayed_branch instead of
31570 mips_base_delayed_branch.
31571 (mips_override_options): Don't set mips_base_delayed_branch
31572 or flag_delayed_branch.
31574 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31576 PR rtl-optimization/38426.
31577 * ira.c (ira): Set current_function_is_leaf earlier.
31579 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31581 PR rtl-optimization/38722
31582 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31583 too early, only set a flag and modify after last possible
31586 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31589 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31590 * real.c (decimal_single_format): Correct values of emin and emax.
31591 (decimal_double_format): Ditto.
31592 (decimal_quad_format): Ditto.
31593 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31594 computation of DECnn_MIN and DECnn_MAX for corrected values of
31595 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31596 __DECnn_MIN__, and adjust its computation for the corrected value
31599 2009-01-06 Jan Hubicka <jh@suse.cz>
31602 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31604 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31606 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31607 Add Robert Clark to the list of testers.
31609 2009-01-06 Jan Hubicka <jh@suse.cz>
31610 Kai Tietz <kai.tietz@onevision.com>
31612 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31613 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31615 2009-01-06 Jan Hubicka <jh@suse.cz>
31616 Kai Tietz <kai.tietz@onevision.com>
31618 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31620 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31621 (ix86_nsaved_regs): Count only general purpose regs.
31622 (ix86_nsaved_sseregs): New.
31623 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31624 to 16 for w64; compute padding and size of sse reg save area.
31625 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31626 general purpose regs.
31627 (ix86_emit_save_sse_regs_using_mov): New.
31628 (ix86_expand_prologue): Save SSE regs if needed.
31629 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31630 (ix86_emit_restore_sse_regs_using_mov): New.
31631 (ix86_expand_epilogue): Save SSE regs if needed.
31633 2009-01-06 Jan Hubicka <jh@suse.cz>
31634 Kai Tietz <kai.tietz@onevision.com>
31636 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31637 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31638 functions when accumulate outgoing args is off.
31640 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31643 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31644 before using pseudos_have_intersected_live_ranges_p.
31646 * ira-int.h (ira_assert): Always define.
31648 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31650 AVX Programming Reference (December, 2008)
31651 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31652 (_mm256_permute2_pd): Likewise.
31653 (_mm_permute2_ps): Likewise.
31654 (_mm256_permute2_ps): Likewise.
31655 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31656 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31658 * config/i386/i386.c (ix86_builtins): Remove
31659 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31660 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31661 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31662 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31663 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31664 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31665 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31666 __builtin_ia32_vpermil2ps256.
31667 (ix86_init_mmx_sse_builtins): Updated.
31668 (ix86_expand_args_builtin): Likewise.
31670 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31672 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31673 long absolute calls when generating PA 2.0 code.
31675 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31677 PR rtl-optimization/38583
31678 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31680 * params.def (ira-max-conflict-table-size): New.
31682 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31684 * ira.h (ira_conflicts_p): New external definition.
31686 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31687 table. Report this. Return result of building.
31688 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31689 building conflict table.
31691 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31692 (ira_color): Use ira_conflicts_p.
31694 * global.c: Include ira.h.
31695 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31698 * Makefile.in (global.o): Add ira.h.
31700 * ira-build.c (mark_all_loops_for_removal,
31701 propagate_some_info_from_allocno): New.
31702 (remove_unnecessary_allocnos): Call
31703 propagate_some_info_from_allocno.
31704 (remove_low_level_allocnos): New.
31705 (remove_unnecessary_regions): Add parameter. Call
31706 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31707 parameter to remove_unnecessary_regions.
31708 (ira_build): Remove all regions but root if the conflict table was
31709 not built. Update conflict hard regs for allocnos crossing calls.
31711 * ira.c (ira_conflicts_p): New global.
31712 (ira): Define and use ira_conflicts_p.
31714 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31715 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31716 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31718 2009-01-06 Ben Elliston <bje@au.ibm.com>
31720 * gengtype-lex.l (YY_NO_INPUT): Define.
31722 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31725 * c-common.c (handle_vector_size_attribute): Also reject
31726 BOOLEAN_TYPE types.
31728 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31730 PR tree-optimization/38492
31731 * graphite.c (rename_map_elt, debug_rename_elt,
31732 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31733 rename_map_elt_info, eq_rename_map_elts,
31734 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31735 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31736 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31737 (sese_build_livein_liveouts): New.
31738 (new_sese, free_sese): New.
31739 (new_scop): Call new_sese.
31740 (free_scop): Call free_sese.
31741 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31742 (register_old_new_names): Renamed register_old_and_new_names.
31743 (register_scop_liveout_renames, add_loop_exit_phis,
31744 insert_loop_close_phis, struct igp,
31745 default_liveout_before_guard, add_guard_exit_phis,
31746 insert_guard_phis, copy_renames): New.
31747 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31748 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31749 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31750 (scop_adjust_phis_for_liveouts): New.
31751 (gloog): Call scop_adjust_phis_for_liveouts.
31753 * graphite.h (struct sese): Documented. Added fields liveout,
31754 num_ver and livein.
31755 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31756 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31757 (struct scop): Added field liveout_renames.
31758 (SCOP_LIVEOUT_RENAMES): New.
31760 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31762 PR tree-optimization/38510
31763 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31764 (translate_clast): Call recompute_all_dominators before
31766 (gloog): Call recompute_all_dominators before graphite_verify.
31768 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31769 Jan Sjodin <jan.sjodin@amd.com>
31771 PR tree-optimization/38500
31772 * graphite.c (create_sese_edges): Call fix_loop_structure after
31775 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31777 * config.gcc: Add m32r*-*-rtems*.
31778 * config/m32r/rtems.h: New file.
31780 2009-01-05 Ben Elliston <bje@au.ibm.com>
31782 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31783 (.po.pox): Likewise.
31784 (po/gcc.pot): Likewise.
31786 2009-01-04 David S. Miller <davem@davemloft.net>
31788 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31789 (STARTING_FRAME_OFFSET): Always set to zero.
31791 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31793 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31794 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31795 fixed-point types, and vectors of the same.
31797 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31799 * config/mips/sync.md (*mb_barrier): Rename to...
31800 (*memory_barrier): ...this.
31802 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31804 * doc/extend.texi (Function Attributes): Move @cindex after @item
31805 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31806 and put in alphabetical order. Fix 'target' name and put in order.
31807 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31810 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31812 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31813 (memory_barrier): Expand as unspec instead of unspec_volatile.
31814 Remove mem:BLK from insn operands. Use Pmode scratch register.
31815 (*memory_barrier): Define as unspec instead of unspec_volatile.
31816 Use (match_dup 0) as input operand.
31818 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31819 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31820 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31821 scratch register. Remove operand 1.
31822 (*stbar): Define as unspec instead of unspec_volatile.
31823 Use (match_dup 0) as input operand, remove (const_int 8).
31824 (*membar): Define as unspec instead of unspec_volatile.
31825 Use (match_dup 0) as input operand, remove input operand 2.
31827 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31828 (memory_barrier): Expand as unspec instead of unspec_volatile.
31829 Remove mem:BLK from insn operands. Use Pmode scratch register.
31830 (*memory_barrier): Define as unspec instead of unspec_volatile.
31831 Use (match_dup 0) as input operand.
31833 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31834 Remove mem:BLK from insn operands. Use Pmode scratch register.
31835 Set volatile flag on operand 0.
31836 (*memory_barrier): New insn pattern.
31838 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31840 (*memory_barrier): Use (match_dup 0) as input operand.
31842 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31843 Remove mem:BLK from insn operands. Use Pmode scratch register.
31844 Set volatile flag on operand 0.
31845 (*mb_internal): New insn pattern.
31847 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31849 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31851 PR middle-end/38586
31852 * function.c (struct temp_slot): Move to the section of the file
31853 that deals with temp slots. Remove field 'address'.
31854 (temp_slot_address_table): New hash table of address -> temp slot.
31855 (struct temp_slot_address_entry): New struct, items for the table.
31856 (temp_slot_address_compute_hash, temp_slot_address_hash,
31857 temp_slot_address_eq, insert_temp_slot_address): Support functions
31859 (find_temp_slot_from_address): Rewrite to use the new hash table.
31860 (remove_unused_temp_slot_addresses): Remove addresses of temp
31861 slots that have been made available.
31862 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31863 worker function for remove_unused_temp_slot_addresses.
31864 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31865 Add the temp slot address to the address -> temp slot map.
31866 (update_temp_slot_address): Update via insert_temp_slot_address.
31867 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31868 (pop_temp_slots): Likewise.
31869 (init_temp_slots): Allocate the address -> temp slot map, or empty
31870 the map if it is already allocated.
31871 (prepare_function_start): Initialize temp slot processing.
31873 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31875 PR middle-end/38584
31876 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31877 Calculate the size of all stack vars assuming no packing of stack
31878 vars will happen, replacing a quadratic algorithm with a linear one.
31880 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31883 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31886 2009-01-03 Diego Novillo <dnovillo@google.com>
31888 * doc/contrib.texi: Update contributions.
31890 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31893 * builtins.c (fold_builtin_memory_op): Give up if either operand
31894 is volatile. Set srctype or desttype to non-qualified version
31898 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31899 and FUNCTION_DECLs.
31901 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31903 PR rtl-optimization/35805
31904 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31905 problem if fast dce is able to remove any instructions.
31906 * dce.c (dce_process_block): Fix dump message.
31908 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31911 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31913 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31915 PR middle-end/38690
31916 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31917 * tree-pretty-print.c (op_code_prio): New function.
31918 (op_prio): No longer static. Use op_code_prio.
31919 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31920 Use op_prio and op_code_prio to determine if () should be
31921 printed around operand(s) or not.
31923 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31924 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31925 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31926 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31927 pp_character instead of pp_string for single letter printing.
31929 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31931 * doc/extend.texi: Fix '#pragma GCC option' typo.
31933 2009-01-02 Richard Guenther <rguenther@suse.de>
31935 * doc/install.texi (--enable-checking): Mention different
31936 default for stage1.
31937 (--enable-stage1-checking): Document.
31939 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31941 PR middle-end/30142
31942 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31943 case to be an error.
31945 2009-01-02 Ben Elliston <bje@au.ibm.com>
31947 * config/fp-bit.h (pack_d): Constify argument.
31948 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31949 (isnan): Constify argument.
31951 (iszero): Likewise.
31952 (pack_d): Likewise.
31953 (_fpadd_parts): Constify return type.
31954 (_fpmul_parts): Likewise.
31955 (_fpdiv_parts): Likewise.
31957 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31960 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31961 warn about overwriting initializer with side-effects or
31962 -Woverride-init if !IMPLICIT.
31963 (output_init_element): Likewise. Pass IMPLICIT down to
31965 (process_init_element): Add IMPLICIT argument. Pass it down
31966 to output_init_element.
31967 (push_init_element, pop_init_level, set_designator): Adjust
31968 process_init_element callers.
31969 (set_nonincremental_init, set_nonincremental_init_from_string):
31970 Adjust add_pending_init callers.
31971 (output_pending_init_elements): Adjust output_init_element callers.
31972 * c-tree.h (process_init_element): Adjust prototype.
31973 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31974 process_init_element callers.
31977 Copyright (C) 2009 Free Software Foundation, Inc.
31979 Copying and distribution of this file, with or without modification,
31980 are permitted in any medium without royalty provided the copyright
31981 notice and this notice are preserved.