1 2009-11-14 Jan Hubicka <jh@suse.cz>
3 * cgraph.c (cgraph_release_function_body): Update use of
4 ipa_transforms_to_apply.
5 (cgraph_remove_node): Remove ipa_transforms_to_apply.
6 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
7 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
9 (cgraph_materialize_clone): Remove original if dead.
10 * lto-streamer-in.c (lto_read_body): Remove FIXME and
11 ipa_transforms_to_apply hack.
12 * function.h (struct function): Add ipa_transforms_to_apply.
13 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
14 * tree-inline.c (copy_bb): Update sanity check.
15 (initialize_cfun): Do not copy ipa_transforms_to_apply.
16 (expand_call_inline): remove dead clone originals.
17 (tree_function_versioning): Merge transformation queues.
18 * passes.c (add_ipa_transform_pass): Remove.
19 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
21 (execute_all_ipa_transforms): Update.
22 (execute_one_pass): Update.
24 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
26 PR target/21078, 21080
27 * config/avr/avr.c (avr_return_addr_rtx): New function for
28 builtin_return_address.
29 (expand_prologue): Calculate stack usage.
30 (avr_asm_function_end_prologue): Output stack size and offset label.
31 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
32 (machine_function): Add stack_usage.
33 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
35 2009-11-14 Anatoly Sokolov <aesok@post.ru>
37 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
38 new 'outgoing' argument.
39 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
40 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
41 * config/iq2000/iq2000.h: (FUNCTION_VALUE_REGNO_P): Redefine, use
42 iq2000_function_value_regno_p.
43 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
44 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
47 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
50 * arm.md (adddi_sesidi_di): Place tied contraint first.
51 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
52 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
53 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
54 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
55 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
56 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
57 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
58 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
59 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
61 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
63 * config/i386/predicates.md (call_register_no_elim_operand):
64 New predicate. Reject stack register as valid call operand
66 (call_insn_operand): Use call_register_no_elim_operand.
68 2009-11-13 Richard Henderson <rth@redhat.com>
70 * function.c (stack_protect_prologue): Don't bypass expand_expr
71 for stack_protect_guard and guard_decl.
72 (stack_protect_epilogue): Likewise.
74 2009-11-13 Jan Hubicka <jh@suse.cz>
76 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
77 when to PUBLIC is set.
79 2009-11-13 Jakub Jelinek <jakub@redhat.com>
82 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
85 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
88 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
89 *call_value_1): Use "lsm" as operand 1 constraint.
90 * config/i386/predicates.md (call_insn_operand): Depend on
91 index_register_operand to avoid %esp register.
93 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
96 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
99 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
100 (TARGET_CALL_ESP): New define.
101 * config/i386/i386.c (initial_ix86_tune_features): Initialize
103 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
104 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
105 *call_1, *call_value_pop_1 and *call_value_1. Depend on
107 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
108 New patterns, use "lsm" as operand 1 constraint.
109 * config/i386/predicates.md (call_insn_operand): Depend on
110 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
112 2009-11-13 Jason Merrill <jason@redhat.com>
115 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
116 Don't emit a second declaration at any scope.
118 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
120 PR rtl-optimization/41697
121 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
122 a conditional jump has a single successor.
124 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
126 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
127 allocate reg_last when in case lazy_reg_last is true.
128 (init_deps_reg_last): New.
129 (free_deps): When max_reg is 0, this context is already freed.
130 * sched-int.h (init_deps_reg_last): Export.
131 (init_deps): Update prototype.
132 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
133 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
134 * ddg.c (build_intra_loop_deps): Likewise.
135 * sel-sched-ir.c (copy_deps_context, create_deps_context,
136 reset_deps_context, deps_init_id): Likewise.
137 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
138 (free_data_for_scheduled_insn): New, break down from ...
139 (free_first_time_insn_data): ... here.
140 (has_dependence_p): Allocate reg_last now, when it is needed.
141 (extend_insn_data): When maximal LUID is big enough, allocate
142 per-insn data in smaller chunks.
143 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
144 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
147 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
149 * config/i386/i386.md (call_value): Fix comment.
150 (sibcall_value): Ditto.
152 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
154 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
155 (MD_FROB_UPDATE_CONTEXT): Define.
157 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
158 Laurent GUERBY <laurent@guerby.net>
160 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
161 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
162 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
164 2009-11-12 Jan Hubicka <jh@suse.cz>
166 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
167 and clear DECL_COMMON on localized declarations.
169 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
172 * regrename.c (struct du_head): New structure; some elements moved
174 (struct du_chain): ... this one.
175 (open_chains, closed_chains): Now of type struct du_head *.
176 (do_replace): Accept du_head argument, not du_chain. All callers
177 changed. Modified code to match new data structures.
178 (build_def_use): Return a list of du_head structures. Modified code
179 to match new data structures.
180 (dump_def_use_chain): Accept du_head argument, not du_chain. All
181 callers changed. Modified code to match new data structures.
182 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
183 callers changed. Modified code to match new data structures.
184 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
185 Allocate a du_head structure as well as a du_chain when creating a
186 new chain. Modified other code to match new data structures.
188 2009-11-12 Jan Hubicka <jh@suse.cz>
190 * cgraph.h (varpool_node_name): Declare.
191 * cgraphunit.c (process_function_and_variable_attributes): Set
192 force_output flag on used variables.
193 * ipa.c (function_and_variable_visibility): Dump externally visible
194 and needed variables.
195 * varpool.c (varpool_node_name): Export.
196 (decide_is_variable_needed): Check COMDAT for externally visible vars;
199 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
202 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
203 processing if XEXP (x, i) is NULL.
205 2009-11-12 Jan Hubicka <jh@suse.cz>
207 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
208 imply PUBLIC || EXTERNAL.
210 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
213 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
214 single successor block, ending with jump created by RTL expander.
216 2009-11-11 Jan Hubicka <jh@suse.cz>
219 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
220 and WEAK variables at -fwhole-program.
223 * ipa.c (whole_program_function_and_variable_visility): COMDAT
224 functions/variables are not needed even if they are externally visible.
226 2009-11-11 Jan Hubicka <jh@suse.cz>
228 (patch by Richard Guenther)
229 * lto-streamer-out.c (output_function): Output head of argument list
231 * lto-streamer-in.c (input_function): Re-map arguments into merged
234 2009-11-11 Jan Hubicka <jh@suse.cz>
236 * lto-cgraph.c: Include gcov-io.h
237 (output_profile_summary): New function.
238 (output_cgraph): Use it.
239 (input_profile_summary): New function.
240 (input_cgraph): Use it.
241 * coverage.c (build_ctr_info_value): Use varpool; initalize
243 (create_coverage): Likewise.
244 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
245 (tree_init_edge_profiler): Likewise.
246 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
248 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
250 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
251 * c-pragma.c (def_pragma_macro_value): Likewise.
252 (def_pragma_macro): Likewise.
253 (pushed_macro_table): Likewise.
254 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
255 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
257 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
259 * doc/plugins.texi (Registering custom attributes): section
260 renamed as (Registering custom attributes or pragmas).
261 Mentions custom attributes & pragmas, and c_register_pragma, with
263 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
265 * doc/extend.texi (Function Attributes): Mentions that plugin can
266 provide their attributes.
268 2009-11-11 Jon Beniston <jon@beniston.com>
270 * config.gcc: Add lm32 elf and uclinux targets.
271 * config/lm32: New directory.
272 * config/lm32/lm32.c: New file.
273 * config/lm32/lm32.h: New file.
274 * config/lm32/lm32.md: New file.
275 * config/lm32/lm32.opt: New file.
276 * config/lm32/lm32-protos.h: New file.
277 * config/lm32/constraints.md: New file.
278 * config/lm32/predicates.md: New file.
279 * config/lm32/sfp-machine.h: New file.
280 * config/lm32/t-fprules-softfp: New file.
281 * config/lm32/uclinux-elf.h: New file.
282 * doc/invoke.texi: Document lm32 options.
283 * doc/contrib.texi: Document lm32 porter.
284 * doc/install.texi: Document lm32 targets.
286 2009-11-11 Martin Jambor <mjambor@suse.cz>
289 * ipa-prop.c (ipa_update_after_lto_read): Call
290 ipa_check_create_node_params and ipa_check_create_edge_args. Also
291 call ipa_initialize_node_params instead of ipa_populate_param_decls.
293 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
295 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
296 (neon_expand_vector_init): Use them. Also handle non-constant
297 vectors with identical elements and vectors with only one
298 non-constant element.
299 (arm_print_operand): Handle 'y' modifier.
300 * config/arm/arm-protos.h (neon_make_constant): Declare.
301 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
302 patterns. Use VX instead of VDQW for the first one. Allow
303 a VFP alternative and V32 modes for the second one.
304 * config/arm/neon.ml (shape_elt): Add Alternatives.
305 (ops): Use Alternatives for vdup lane instructions.
306 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
307 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
309 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
311 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
313 (movti, mov<mode>): Call force_reg on one operand if required.
314 * config/arm/vec-common.md (mov<mode>): Likewise.
316 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
318 * config/arm/arm.c (arm_override_options): Enable scheduling for
321 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
325 * expr.h (anti_adjust_stack_and_probe): Declare.
326 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
327 parameter and rewrite head comment.
328 (allocate_dynamic_stack_space): Adjust call to above function.
329 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
331 * tree.h (dwarf2out_args_size): Delete.
332 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
333 (dwarf2out_args_size_adjust): Delete prototype and move around.
334 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
335 ACCUMULATE_OUTGOING_ARGS targets.
337 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
339 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
340 DECL_SIZE of DECL_RESULT before evaluating it.
342 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
344 PR tree-optimization/41987
345 * fold-const.c (const_binop): Avoid using fold_buildN().
347 2009-11-10 Martin Jambor <mjambor@suse.cz>
349 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
350 (execute_all_ipa_stmt_fixups): Declare.
351 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
352 * ipa-inline.c (pass_ipa_inline): Likewise.
353 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
354 * ipa-reference.c (pass_ipa_reference): Likewise.
355 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
356 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
357 (pass_ipa_lto_finish_out): Likewise.
358 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
359 * passes.c (execute_ipa_stmt_fixups): New function.
360 (execute_all_ipa_stmt_fixups): New function.
361 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
363 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
366 * explow.c (probe_stack_range): Fix typo.
367 * config/sparc/sparc.md (probe_stack): New expander.
369 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
371 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
373 2009-11-09 Jason Merrill <jason@redhat.com>
375 * gdbinit.in (pgq): New function for printing gimple sequence.
377 2009-11-09 Paul Brook <paul@codesourcery.com>
378 Daniel Jacobowitz <dan@codesourcery.com>
379 Sandra Loosemore <sandra@codesourcery.com>
381 * doc/extend.texi (Half-Precision): Update wording to reflect
382 that there are now multiple -mfpu options that enable fp16
384 * doc/invoke.texi: Update list of ARM -mfpu= options.
385 * config.gcc: Update ARM --with-fpu option list.
386 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
387 vfpv3xd and vfpv3xd-fp16.
388 (use_vfp_abi): New function.
389 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
391 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
392 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
393 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
394 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
396 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
398 (arm_print_operand): Handle 'p' modifier.
399 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
401 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
402 (TARGET_FP16): Define.
403 * config/arm/vfp.md: Disable double-precision patterns if the FPU
404 does not provide them.
405 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
406 double-precision values on a single-precision FPU.
407 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
408 double-precision constants.
409 (movhf_vfp_neon): New pattern (was movhf_vfp).
410 (movhf_vfp): Remove NEON instructions.
411 * config/arm/constraints.md: Add new "Dy" constraint for
412 double-precision constants. Update description of "Dv".
413 * config/arm/arm.md: Disable double-precision patterns if the FPU
414 does not provide them
416 2009-11-09 Jakub Jelinek <jakub@redhat.com>
418 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
419 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
422 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
424 * collect2.c (main): Search PLUGIN_LD for plugin linker.
426 * configure.ac (--with-plugin-ld): New. Default to ld.
427 * configure: Regenerated.
428 * config.in: Likewise.
430 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
431 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
433 2009-11-08 Jonathan Gray <jsg@openbsd.org>
435 * config/openbsd-stdint.h: Change to reflect what
436 c_common_nodes_and_builtins expects.
438 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
440 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
442 2009-11-08 Jakub Jelinek <jakub@redhat.com>
445 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
446 function contains at least one local dynamic name.
447 (print_operand) <case '&'>: Instead output operand lossage diagnostics
448 here if that happens.
450 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
451 Joern Rennecke <amylaar@spamcop.net>
453 * cfgrtl.c (pass_free_cfg): Add pass name.
454 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
455 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
456 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
457 * df-core.c (pass_df_initialize_no_opt): Likewise.
458 * except.c (pass_rtl_eh): Likewise.
459 * function.c (pass_init_function, pass_leaf_regs): Likewise.
460 * gcse.c (pass_rtl_pre): Change pass name.
461 * passes.c (pass_postreload): Add pass name.
462 (make_pass_instance): Don't use duplicate-tracking logic for
463 names starting with '*'.
464 (next_pass_1): Assert that pass has a name.
465 (register_one_dump_file): If there is an space in the name,
467 * predict.c (pass_strip_predict_hints): Add pass name.
468 * reg-stack.c (pass_stack_regs): Likewise.
469 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
470 * tree-cfg.c (pass_warn_function_return,
471 pass_warn_function_noreturn): Add pass name.
472 * tree-dfa.c (pass_referenced_vars): Likewise.
473 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
474 Fix whitespace before comment.
475 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
476 (pass_init_datastructures): Add pass name.
477 * tree-ssa-loop.c (pass_record_bounds): Likewise.
478 * tree-ssa.c (pass_early_warn_uninitialized,
479 pass_late_warn_uninitialized): Likewise.
480 * tree.c (pass_ipa_free_lang_data): Likewise.
481 * doc/passes.texi (pass manager): Document how to disambiguate
484 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
486 * df-problems.c: Fix documentation for forward simulation of LR.
487 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
488 (df_simulate_finalize_forwards): Remove.
489 * df.h (df_simulate_finalize_forwards): Remove.
491 2009-11-08 Richard Guenther <rguenther@suse.de>
493 * tree-ssa-structalias.c (build_succ_graph): Properly make
494 variables escape if they are stored to anything.
496 2009-11-08 Richard Guenther <rguenther@suse.de>
498 PR rtl-optimization/41928
499 * loop-invariant.c (free_loop_data): If we didn't allocate
500 loop data do not try to free it.
502 2009-11-07 Jason Merrill <jason@redhat.com>
504 * tree.c (reconstruct_complex_type): Preserve attributes.
506 2009-11-07 Richard Guenther <rguenther@suse.de>
508 * tree-ssa-structalias.c (build_succ_graph): Feed stores
509 to anything only to variables that can take pointers.
510 (get_constraint_for_ssa_var): Properly exclude full
511 variables from expanding.
512 (first_vi_for_offset): Avoid overflow in arithmetic.
513 (first_or_preceding_vi_for_offset): Likewise.
514 (count_num_arguments): Fix implementation.
515 (gate_ipa_pta): Do not run when not optimizing.
517 2009-11-07 David Binderman <dcb314@hotmail.com>
519 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
520 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
521 set but not used variables.
522 (apply_args_reg_offset): Comment out as unused.
523 * calls.c (flags_from_decl_or_type): Likewise.
524 * genautomata.c (check_regexp_units_distribution): Likewise.
526 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
528 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
529 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
530 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
531 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
532 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
533 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
534 operand alternatives.
536 2009-11-06 Michael Matz <matz@suse.de>
539 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
540 of a potential reciprocal to really be reciprocals.
542 2009-11-06 Jakub Jelinek <jakub@redhat.com>
544 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
545 lwpintrin.h after immintrin.h.
546 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
550 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
551 or non-constant index, allow index one past the last element and
552 allow exceeding array bound in arrays that might be used as flexible
555 2009-11-05 Richard Henderson <rth@redhat.com>
557 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
559 2009-11-05 Paul Brook <paul@codesourcery.com>
561 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
563 (all_fpus): Add FPU details.
564 (fp_model_for_fpu): Remove.
565 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
566 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
567 (arm_file_start): Use arm_fpu_desc.
568 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
569 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
571 (TARGET_FPA_EMU2): Define.
572 (arm_fp_model, fputype, arm_fpu_tune): Remove.
573 (vfp_reg_type, arm_fpu_desc): New.
574 * config/arm/arm.md (attr fpu): Simplify.
575 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
576 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
577 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
578 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
579 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
581 2009-11-05 Michael Matz <matz@suse.de>
583 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
585 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
588 2009-11-04 Jason Merrill <jason@redhat.com>
591 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
592 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
593 (output_constant): Avoid crash after error.
595 2009-11-05 Martin Jambor <mjambor@suse.cz>
597 * tree-sra.c (struct access): Changed comment of next_sibling field.
598 (analyze_modified_params): Loop over accesses of a group rather than
599 over all with the ame base, pass a common bitmap to
601 (unmodified_by_ref_scalar_representative): Build link lists of
603 (splice_param_accesses): Likewise.
605 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
607 * df-scan.c (df-uses-record): Add case zero_extract of mem.
609 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
613 * config/i386/i386.md (probe_stack): New expander.
614 (logical operation peepholes): Do not split stack checking probes.
616 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
617 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
619 * doc/invoke.texi (-mlwp): Add documentation.
620 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
621 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
623 * config/i386/lwpintrin.h: New file, provide x86 compiler
625 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
626 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
627 * config/i386/i386-c.c (ix86_target_macros_internal): Check
629 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
630 * config/i386/i386.opt (-mlwp): New switch for LWP support.
631 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
632 (OPTION_MASK_ISA_LWP_UNSET): New.
633 (ix86_handle_option): Handle -mlwp.
634 (isa_opts): Handle -mlwp.
635 (enum pta_flags): Add PTA_LWP.
636 (override_options): Add LWP support.
637 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
638 (IX86_BUILTIN_LLWPCB32): Ditto.
639 (IX86_BUILTIN_LLWPCB64): Ditto.
640 (IX86_BUILTIN_SLWPCB16): Ditto.
641 (IX86_BUILTIN_SLWPCB32): Ditto.
642 (IX86_BUILTIN_SLWPCB64): Ditto.
643 (IX86_BUILTIN_LWPVAL16): Ditto.
644 (IX86_BUILTIN_LWPVAL32): Ditto.
645 (IX86_BUILTIN_LWPVAL64): Ditto.
646 (IX86_BUILTIN_LWPINS16): Ditto.
647 (IX86_BUILTIN_LWPINS32): Ditto.
648 (IX86_BUILTIN_LWPINS64): Ditto.
649 (enum ix86_special_builtin_type): Add LWP intrinsic support.
650 (builtin_description): Ditto.
651 (ix86_init_mmx_sse_builtins): Ditto.
652 (ix86_expand_special_args_builtin): Ditto.
653 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
655 (UNSPEC_SLWP_INTRINSIC): Ditto.
656 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
657 (UNSPECV_LWPINS_INTRINSIC): Ditto.
658 (lwp_llwpcbhi1): New lwp pattern.
659 (lwp_llwpcbsi1): Ditto.
660 (lwp_llwpcbdi1): Ditto.
661 (lwp_slwpcbhi1): Ditto.
662 (lwp_slwpcbsi1): Ditto.
663 (lwp_slwpcbdi1): Ditto.
664 (lwp_lwpvalhi3): Ditto.
665 (lwp_lwpvalsi3): Ditto.
666 (lwp_lwpvaldi3): Ditto.
667 (lwp_lwpinshi3): Ditto.
668 (lwp_lwpinssi3): Ditto.
669 (lwp_lwpinsdi3): Ditto.
671 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
672 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
675 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
678 2009-11-04 Richard Guenther <rguenther@suse.de>
679 Rafael Avila de Espindola <espindola@google.com>
681 * gcc.c (process_command): Handle arguments name@offset.
683 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
684 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
686 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
688 * config/i386/xopintrin.h: New file, provide common x86 compiler
690 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
691 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
692 * config/i386/i386-c.c(ix86_target_macros_internal): Check
694 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
695 * config/i386/i386.opt (-mxop): New switch for XOP support.
696 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
697 (UNSPEC_XOP_TRUEFALSE)
699 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
700 (PPERM_*): New constants for vpperm instruction.
701 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
702 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
703 (OPTION_MASK_ISA_XOP_UNSET): New.
704 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
705 (ix86_handle_option): Handle -mxop.
706 (isa_opts): Handle -mxop.
707 (enum pta_flags): Add PTA_XOP.
708 (override_options): Add XOP support.
709 (print_operand): Add code for XOP compare instructions.
710 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
711 (ix86_expand_int_vcond): Extend for XOP compare instruction.
713 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
714 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
715 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
716 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
717 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
718 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
719 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
721 (IX86_BUILTIN_VPCMOV256): Ditto.
722 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
723 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
724 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
725 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
726 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
727 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
729 (IX86_BUILTIN_VPPERM): Ditto.
731 (IX86_BUILTIN_VPMACSSWW): Ditto.
732 (IX86_BUILTIN_VPMACSWW): Ditto.
733 (IX86_BUILTIN_VPMACSSWD): Ditto.
734 (IX86_BUILTIN_VPMACSWD): Ditto.
735 (IX86_BUILTIN_VPMACSSDD): Ditto.
736 (IX86_BUILTIN_VPMACSDD): Ditto.
737 (IX86_BUILTIN_VPMACSSDQL): Ditto.
738 (IX86_BUILTIN_VPMACSSDQH): Ditto.
739 (IX86_BUILTIN_VPMACSDQL): Ditto.
740 (IX86_BUILTIN_VPMACSDQH): Ditto.
741 (IX86_BUILTIN_VPMADCSSWD): Ditto.
742 (IX86_BUILTIN_VPMADCSWD): Ditto.
744 (IX86_BUILTIN_VPHADDBW): Ditto.
745 (IX86_BUILTIN_VPHADDBD): Ditto.
746 (IX86_BUILTIN_VPHADDBQ): Ditto.
747 (IX86_BUILTIN_VPHADDWD): Ditto.
748 (IX86_BUILTIN_VPHADDWQ): Ditto.
749 (IX86_BUILTIN_VPHADDDQ): Ditto.
750 (IX86_BUILTIN_VPHADDUBW): Ditto.
751 (IX86_BUILTIN_VPHADDUBD): Ditto.
752 (IX86_BUILTIN_VPHADDUBQ): Ditto.
753 (IX86_BUILTIN_VPHADDUWD): Ditto.
754 (IX86_BUILTIN_VPHADDUWQ): Ditto.
755 (IX86_BUILTIN_VPHADDUDQ): Ditto.
756 (IX86_BUILTIN_VPHSUBBW): Ditto.
757 (IX86_BUILTIN_VPHSUBWD): Ditto.
758 (IX86_BUILTIN_VPHSUBDQ): Ditto.
760 (IX86_BUILTIN_VPROTB): Ditto.
761 (IX86_BUILTIN_VPROTW): Ditto.
762 (IX86_BUILTIN_VPROTD): Ditto.
763 (IX86_BUILTIN_VPROTQ): Ditto.
764 (IX86_BUILTIN_VPROTB_IMM): Ditto.
765 (IX86_BUILTIN_VPROTW_IMM): Ditto.
766 (IX86_BUILTIN_VPROTD_IMM): Ditto.
767 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
769 (IX86_BUILTIN_VPSHLB): Ditto.
770 (IX86_BUILTIN_VPSHLW): Ditto.
771 (IX86_BUILTIN_VPSHLD): Ditto.
772 (IX86_BUILTIN_VPSHLQ): Ditto.
773 (IX86_BUILTIN_VPSHAB): Ditto.
774 (IX86_BUILTIN_VPSHAW): Ditto.
775 (IX86_BUILTIN_VPSHAD): Ditto.
776 (IX86_BUILTIN_VPSHAQ): Ditto.
778 (IX86_BUILTIN_VFRCZSS): Ditto.
779 (IX86_BUILTIN_VFRCZSD): Ditto.
780 (IX86_BUILTIN_VFRCZPS): Ditto.
781 (IX86_BUILTIN_VFRCZPD): Ditto.
782 (IX86_BUILTIN_VFRCZPS256): Ditto.
783 (IX86_BUILTIN_VFRCZPD256): Ditto.
785 (IX86_BUILTIN_VPCOMEQUB): Ditto.
786 (IX86_BUILTIN_VPCOMNEUB): Ditto.
787 (IX86_BUILTIN_VPCOMLTUB): Ditto.
788 (IX86_BUILTIN_VPCOMLEUB): Ditto.
789 (IX86_BUILTIN_VPCOMGTUB): Ditto.
790 (IX86_BUILTIN_VPCOMGEUB): Ditto.
791 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
792 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
794 (IX86_BUILTIN_VPCOMEQUW): Ditto.
795 (IX86_BUILTIN_VPCOMNEUW): Ditto.
796 (IX86_BUILTIN_VPCOMLTUW): Ditto.
797 (IX86_BUILTIN_VPCOMLEUW): Ditto.
798 (IX86_BUILTIN_VPCOMGTUW): Ditto.
799 (IX86_BUILTIN_VPCOMGEUW): Ditto.
800 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
801 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
803 (IX86_BUILTIN_VPCOMEQUD): Ditto.
804 (IX86_BUILTIN_VPCOMNEUD): Ditto.
805 (IX86_BUILTIN_VPCOMLTUD): Ditto.
806 (IX86_BUILTIN_VPCOMLEUD): Ditto.
807 (IX86_BUILTIN_VPCOMGTUD): Ditto.
808 (IX86_BUILTIN_VPCOMGEUD): Ditto.
809 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
810 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
812 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
813 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
814 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
815 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
816 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
817 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
818 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
819 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
821 (IX86_BUILTIN_VPCOMEQB): Ditto.
822 (IX86_BUILTIN_VPCOMNEB): Ditto.
823 (IX86_BUILTIN_VPCOMLTB): Ditto.
824 (IX86_BUILTIN_VPCOMLEB): Ditto.
825 (IX86_BUILTIN_VPCOMGTB): Ditto.
826 (IX86_BUILTIN_VPCOMGEB): Ditto.
827 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
828 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
830 (IX86_BUILTIN_VPCOMEQW): Ditto.
831 (IX86_BUILTIN_VPCOMNEW): Ditto.
832 (IX86_BUILTIN_VPCOMLTW): Ditto.
833 (IX86_BUILTIN_VPCOMLEW): Ditto.
834 (IX86_BUILTIN_VPCOMGTW): Ditto.
835 (IX86_BUILTIN_VPCOMGEW): Ditto.
836 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
837 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
839 (IX86_BUILTIN_VPCOMEQD): Ditto.
840 (IX86_BUILTIN_VPCOMNED): Ditto.
841 (IX86_BUILTIN_VPCOMLTD): Ditto.
842 (IX86_BUILTIN_VPCOMLED): Ditto.
843 (IX86_BUILTIN_VPCOMGTD): Ditto.
844 (IX86_BUILTIN_VPCOMGED): Ditto.
845 (IX86_BUILTIN_VPCOMFALSED): Ditto.
846 (IX86_BUILTIN_VPCOMTRUED): Ditto.
848 (IX86_BUILTIN_VPCOMEQQ): Ditto.
849 (IX86_BUILTIN_VPCOMNEQ): Ditto.
850 (IX86_BUILTIN_VPCOMLTQ): Ditto.
851 (IX86_BUILTIN_VPCOMLEQ): Ditto.
852 (IX86_BUILTIN_VPCOMGTQ): Ditto.
853 (IX86_BUILTIN_VPCOMGEQ): Ditto.
854 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
855 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
857 (enum multi_arg_type): New enum for describing the various XOP
858 intrinsic argument types.
859 (bdesc_multi_arg): New table for XOP intrinsics.
860 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
861 (ix86_expand_multi_arg_builtin): New function for creating XOP
864 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
865 (xop_pmacsww): Ditto.
866 (xop_pmacssww): Ditto.
867 (xop_pmacsdd): Ditto.
868 (xop_pmacssdd): Ditto.
869 (xop_pmacssdql): Ditto.
870 (xop_pmacssdqh): Ditto.
871 (xop_pmacsdql): Ditto.
872 (xop_pmacsdql_mem): Ditto.
873 (xop_mulv2div2di3_low): Ditto.
874 (xop_pmacsdqh): Ditto.
875 (xop_pmacsdqh_mem): Ditto.
876 (xop_mulv2div2di3_high): Ditto.
877 (xop_pmacsswd): Ditto.
878 (xop_pmacswd): Ditto.
879 (xop_pmadcsswd): Ditto.
880 (xop_pmadcswd): Ditto.
881 (xop_pcmov_<mode>): Ditto.
882 (xop_pcmov_<mode>256): Ditto.
883 (xop_phaddbw): Ditto.
884 (xop_phaddbd): Ditto.
885 (xop_phaddbq): Ditto.
886 (xop_phaddwd): Ditto.
887 (xop_phaddwq): Ditto.
888 (xop_phadddq): Ditto.
889 (xop_phaddubw): Ditto.
890 (xop_phaddubd): Ditto.
891 (xop_phaddubq): Ditto.
892 (xop_phadduwd): Ditto.
893 (xop_phadduwq): Ditto.
894 (xop_phaddudq): Ditto.
895 (xop_phsubbw): Ditto.
896 (xop_phsubwd): Ditto.
897 (xop_phsubdq): Ditto.
899 (rotl<mode>3): Ditto.
900 (rotr<mode>3): Ditto.
901 (xop_rotl<mode>3): Ditto.
902 (xop_rotr<mode>3): Ditto.
903 (vrotr<mode>3): Ditto.
904 (vrotl<mode>3): Ditto.
905 (xop_vrotl<mode>3): Ditto.
906 (vlshr<mode>3): Ditto.
907 (vashr<mode>3): Ditto.
909 (xop_ashl<mode>3): Ditto.
910 (xop_lshl<mode>3): Ditto.
915 (xop_frcz<mode>2): Ditto.
916 (xop_vmfrcz<mode>2): Ditto.
917 (xop_frcz<mode>2256): Ditto.
918 (xop_maskcmp<mode>3): Ditto.
919 (xop_maskcmp_uns<mode>3): Ditto.
920 (xop_maskcmp_uns2<mode>3): Ditto.
921 (xop_pcom_tf<mode>3): Ditto.
923 * doc/invoke.texi (-mxop): Add documentation.
924 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
926 2009-11-03 Mark Mitchell <mark@codesourcery.com>
929 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
930 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
931 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
933 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
936 * arm.md (peephole2 patterns for move and compare): New.
938 2009-11-04 Nick Clifton <nickc@redhat.com>
940 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
941 Make sure that it does not allow CONST_DOUBLEs.
942 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
943 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
944 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
945 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
946 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
947 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
948 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
949 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
950 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
951 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
952 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
953 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
954 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
955 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
956 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
958 2009-11-04 Richard Guenther <rguenther@suse.de>
960 PR tree-optimization/41919
961 * tree-vrp.c (test_for_singularity): Properly compare values.
963 2009-11-04 Revital Eres <eres@il.ibm.com>
965 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
966 Consider peeling for alignment only for stores and remove
967 redundant assignment.
969 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
972 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
973 (m68k_ok_for_sibcall_p): Handle different result return locations.
975 2009-11-04 Richard Guenther <rguenther@suse.de>
977 * c-opts.c (c_common_post_options): Move LTO option processing
979 * opts.c (decode_options): ... here.
981 2009-11-04 Jakub Jelinek <jakub@redhat.com>
983 * c-common.c (fold_offsetof_1): Use %wd instead of
984 HOST_WIDE_INT_PRINT_DEC.
986 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
988 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
991 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
993 * config.gcc (vax-*-linux*): Keep the original contents of
994 tmake_file while adding vax/t-linux.
996 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1000 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1001 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1002 (STACK_CHECK_MOVING_SP): Likewise.
1003 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1004 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1005 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1006 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1007 Document PROBE_STACK.
1008 * explow.c (anti_adjust_stack_and_probe): New function.
1009 (allocate_dynamic_stack_space): Do not directly allocate space if
1010 STACK_CHECK_MOVING_SP, instead invoke above function.
1011 (emit_stack_probe): Handle probe_stack insn.
1012 (PROBE_INTERVAL): New macro.
1013 (STACK_GROW_OPTAB): Likewise.
1014 (STACK_GROW_OFF): Likewise.
1015 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1016 loop condition in the small constant case. Rewrite in the general
1017 case to be immune to wraparounds. Make sure the address of probes
1018 is valid. Try to use [base + disp] addressing mode if possible.
1019 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1020 checking is enabled and STACK_CHECK_MOVING_SP.
1021 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1022 return 1 for volatile references to the stack pointer.
1023 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1024 __builtin_alloca if stack checking is enabled.
1025 * unwind-dw2.c (uw_identify_context): Take into account whether the
1026 context is that of a signal frame or not.
1027 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1028 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1030 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1032 PR rtl-optimization/41917
1033 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1034 operand isn't known to be 0, return 1.
1036 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1038 * config/mips/mips.md: Fix typos.
1040 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1042 * doc/invoke.texi: Fix typo.
1044 2009-11-03 Paul Brook <paul@codesourcery.com>
1046 * config/arm/neon.ml (vectype): Add T_floatSF.
1047 (string_of_vectype): Ditto.
1048 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1049 (deftypes): Use float for float32_t.
1050 * config/arm/arm_neon.h: Regenerate.
1052 2009-11-03 Nick Clifton <nickc@redhat.com>
1053 Kevin Buettner <kevinb@redhat.com>
1055 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1056 order of expected registers.
1057 (rx_load_multiple_vector): Likewise.
1058 (rx_rtsd_vector): Likewise.
1059 * config/rx/rx.c (rx_cpu_type): New variable.
1060 (rx_print_operand): Fix bug printing 64-bit constant values.
1061 (rx_emit_stack_pushm): Reverse order of pushed registers.
1062 (gen_rx_store_vector): Likewise.
1063 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1065 (is_exception_func): Rename to is_interrupt_func and only accept
1066 "interrupt" as the attribute name.
1067 (rx_get_stack_layout): Use new function name.
1068 (rx_func_attr_inlinable): Likewise.
1069 (rx_attribute_table): Remove "exception".
1070 (rx_expand_prologue): If necessary push the accumulator register
1071 in the prologue of interrupt functions.
1072 (rx_expand_epilogue): If necessary pop the accumulator.
1073 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1074 (rx_expand_builtin_stz): Remove.
1075 (rx_expand_builtin_mvtipl): New function.
1076 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1077 (rx_expand_builtin): Likewise.
1078 (rx_enable_fpu): New variable.
1079 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1080 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1081 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1082 (enum rx_cpu_types): Define.
1083 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1084 (INCOMING_FRAME_SP_OFFSET): Define.
1085 (ARG_POINTER_CFA_OFFSET): Define.
1086 (FRAME_POINTER_CFA_OFFSET): Define.
1087 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1088 (ALLOW_RX_FPU_INSNS): Define.
1089 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1090 fast_math_flags_set_p.
1091 (UNSPEC_BUILTIN_MVTIPL): Define.
1092 (revl): Rename to bswapsi2.
1093 (bswaphi2): New pattern.
1094 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1095 (mvtaclo): Likewise.
1097 (mvtc): Remove clobber of cc0.
1100 * config/rx/rx.opt (mieee): Remove.
1105 (msave-acc-in-interrupts): Add.
1106 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1107 (MULTILIB_DIRS): Likewise.
1108 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1109 * doc/extend.texi: Remove description of "exception" function
1111 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1112 -msave-acc-in-interrupts options.
1114 2009-11-03 Richard Guenther <rguenther@suse.de>
1116 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1118 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1121 * c-common.c (fold_offsetof_1): Issue errors when the member
1122 designator of the offsetof expression is not legitimate.
1124 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1126 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1127 names instead of numerical constants.
1128 (sse_prologue_save): Ditto.
1129 (*sse_prologue_save_insn): Ditto.
1131 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1134 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1135 (TARGET_CALL_ESP): New define.
1136 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1138 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1139 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1140 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1142 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1143 New patterns, use "lsm" as operand 1 constraint.
1144 * config/i386/predicates.md (call_insn_operand): Depend on
1145 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1147 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1149 PR tree-optimization/41857
1150 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1151 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1153 * tree-ssa-address.c (move_hint_to_base): New function.
1154 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1155 address space associated with TYPE.
1156 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1157 most_expensive_mult_to_index. Call move_hint_to_base.
1158 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1159 TYPE to addr_to_parts.
1161 2009-11-02 Martin Jambor <mjambor@suse.cz>
1163 PR tree-optimization/41750
1164 * tree-sra.c (analyze_modified_params): Loop over all
1165 representatives of components of a parameter.
1167 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1169 PR tree-optimization/41841
1170 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1171 local variables of not yet materialized clones.
1174 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1175 for a VOIDmode variable.
1178 * c-pragma.c (visstack): Change into vector of ints rather than
1179 enum symbol_visibility.
1180 (push_visibility): Add kind argument, push default_visibility together
1182 (pop_visibility): Add kind argument, return true if successful, fail
1183 if visibility stack is empty or if stack top is of different kind.
1184 (handle_pragma_visibility): Don't check length of visstack, instead
1185 call pop_visibility and issue diagnostics if it failed. Pass 0
1186 as last argument to push_visibility and pop_visibility.
1187 * c-pragma.h (push_visibility): Add kind argument.
1188 (pop_visibility): Likewise. Return bool instead of void.
1190 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1192 * tree.def (TARGET_MEM_REF): Update comment.
1193 * alias.c (get_alias_set): Retrieve the original memory reference for
1194 a TARGET_MEM_REF before proceeding.
1196 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1198 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1199 frv_function_value_regno_p): New functions.
1200 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1201 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1202 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1203 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1205 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1207 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1208 new 'outgoing' argument.
1209 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1210 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1211 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1212 LIBCALL_VALUE): Remove.
1213 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1214 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1215 (mh10300_function_value_regno_p): Declare.
1217 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1219 * config/arm/cortex-a9.md: New - integer pipeline description.
1221 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1223 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1224 aborting if the sizes of the two references don't match.
1226 2009-10-31 Toon Moene <toon@moene.org>
1228 * ipa-inline.c (cgraph_decide_inlining):
1229 Include reason for not inlining called-once functions in dump file.
1231 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1233 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1234 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1235 (LINK_SPEC): BE_LINK_SPEC added.
1237 2009-10-30 Richard Guenther <rguenther@suse.de>
1240 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1242 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1244 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1245 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1248 2009-10-30 Martin Jambor <mjambor@suse.cz>
1250 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1252 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1255 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1256 first. Move assert on stack_alignment_estimated just before
1257 setting stack_realign_needed.
1258 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1259 Don't call update_stack_boundary.
1261 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1262 (verride_options): Don't check ix86_force_align_arg_pointer here.
1263 (ix86_function_ok_for_sibcall): Use it.
1264 (ix86_update_stack_boundary): Likewise.
1266 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1268 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1270 * arm.md (QHSI): New mode iterator.
1271 (movqi): If generating for thumb, then truncate any immediate to
1273 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1275 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1278 2009-10-29 Cary Coutant <ccoutant@google.com>
1281 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1282 locations in the source).
1283 (store_vcall_insn): New function.
1284 (lookup_vcall_insn): New function.
1285 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1286 (dwarf2out_copy_call_info): New function.
1287 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1288 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1289 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1290 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1291 (debug_nothing_rtx_rtx): New dummy hook.
1292 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1293 (xcoff_debug_hooks): Likewise.
1294 * sdbout.c (sdb_debug_hooks): Likewise.
1295 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1297 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1299 * doc/invoke.texi (mmcount-ra-address): Document new command line
1301 * config/mips/mips.opt (mmcount-ra-address): New option.
1302 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1304 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1306 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1307 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1309 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1310 mips_function_profiler.
1312 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1316 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1317 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1318 * optc-gen.awk (cl_target_option_restore): Include call to
1319 targetm.override_options_after_change.
1320 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1321 * target.h (override_options_after_change): New.
1322 * c-common.c (parse_optimize_options): Call
1323 targetm.override_options_after_change.
1324 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1325 (ia64_override_options_after_change): New.
1326 (ia64_override_options) Add call to above.
1328 2009-10-29 Michael Matz <matz@suse.de>
1330 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1331 (gate_convert_to_rsqrt): Ditto.
1332 (pass_convert_to_rsqrt): Ditto.
1333 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1334 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1337 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1339 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1341 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1344 2009-10-29 Martin Jambor <mjambor@suse.cz>
1346 PR tree-optimization/41775
1347 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1348 (generate_subtree_copies): Do not unshare agg.
1349 (load_assign_lhs_subreplacements): Do not unshare rhs.
1350 (sra_modify_assign): Do not unshare exprs.
1351 (propagate_subacesses_accross_link): Renamed to
1352 propagate_subaccesses_across_link.
1354 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1356 * arm.c (count_insns_for_constant): Rework to support counting for
1357 thumb2 immediates as well.
1358 (find_best_start): Split out from arm_gen_constant.
1359 (arm_gen_constant): Rework to support XOR with immediate.
1361 2009-10-29 Chao-ying Fu <fu@mips.com>
1363 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1365 (mips_expand_synci_loop): Use the length rtx to control the
1366 synci loop from the begin rtx that points to the first byte of
1369 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1371 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1373 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1375 * dbxout.c (dbxout_common_check): Accept non public trees.
1376 * dwarf2out.c (fortran_common): Accept non public trees.
1378 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1380 * common.opt (fuse-linker-plugin): New option.
1381 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1383 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1385 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1387 PR rtl-optimization/39715
1388 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1389 (gen_cstoresi_ltu_thumb1): New splitter.
1391 2009-10-28 Richard Guenther <rguenther@suse.de>
1395 * tree-ssa.c (useless_type_conversion_p): Do not treat
1396 conversions to pointers to incomplete types as useless.
1397 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1400 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1402 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1403 vt_expand_loc unnecessarily when location is not a register nor
1407 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1408 fields don't have DECL_NAME.
1411 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1412 call convert_memory_address on addr.
1415 * config/i386/i386.c (ix86_pic_register_p): Don't call
1416 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1418 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1420 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1421 a variable part from its REG, MEM or VALUE.
1423 2009-10-28 Richard Guenther <rguenther@suse.de>
1425 * gimple.c (gimple_get_alias_set): Fix comment typo.
1427 2009-10-28 Richard Guenther <rguenther@suse.de>
1429 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1430 (free_lang_data): Unconditionally compute alias sets for all
1431 standard integer types. Bail out if gate bailed out previously.
1432 Do not reset the types_compatible_p langhook.
1433 (gate_free_lang_data): Remove.
1434 (struct pass_ipa_free_lang_data): Enable unconditionally.
1435 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1438 2009-10-28 Richard Guenther <rguenther@suse.de>
1441 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1442 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1443 (call_may_clobber_ref_p_1): Likewise.
1444 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1445 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1447 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1449 PR rtl-optimization/41812
1452 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1454 * df-problems.c (df_md_scratch): New.
1455 (df_md_alloc, df_md_free): Allocate/free it.
1456 (df_md_local_compute): Only include live registers in init.
1457 (df_md_transfer_function): Prune the in-set computed by
1458 the confluence function, and the gen-set too.
1460 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1462 PR rtl-optimization/39715
1463 * combine.c (simplify_comparison): Use extensions to
1464 widen comparisons. Try an ANDing first.
1466 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1468 PR rtl-optimization/40741
1469 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1470 a small constant is cheap.
1471 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1472 force_reg on the LHS.
1473 (xorsi3): Likewise, and split the XOR if the constant is complex
1474 and not in Thumb mode.
1476 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1478 * expmed.c (emit_store_flag): Check costs before
1479 transforming to the opposite representation.
1481 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1483 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1484 cstore result to DImode.
1486 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1488 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1489 inside the unspec vector.
1491 2009-10-27 Richard Henderson <rth@redhat.com>
1493 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1495 2009-10-27 Richard Henderson <rth@redhat.com>
1498 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1499 eh_region_may_contain_throw; update users.
1500 (eh_region_may_contain_throw): New function.
1501 (lower_catch): Check flag_exceptions before creating exception region.
1502 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1503 (lower_cleanup): Tidy existing flag_exceptions check to match.
1505 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1508 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1509 * config/i386/mingw.opt: Add fset-stack-executable.
1510 * config/i386/i386.c (ix86_trampoline_init): Make call to
1511 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1512 defined and its value is not zero.
1515 2009-10-27 Richard Guenther <rguenther@suse.de>
1517 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1518 handle calls to externally visible functions like in regular mode.
1519 (create_variable_info_for): Do not create function infos here.
1520 (have_alias_info): Remove write-only variable.
1521 (solve_constraints): New function split out from common code
1522 in compute_points_to_sets and ipa_pta_execute.
1523 (compute_points_to_sets): Adjust.
1524 (ipa_pta_execute): Likewise. Handle clones and externally visible
1525 functions like in non-IPA mode.
1527 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1530 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1533 2009-10-27 Richard Guenther <rguenther@suse.de>
1535 * tree-complex.c (expand_complex_div_wide): Check for
1536 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1538 2009-10-27 Revital Eres <eres@il.ibm.com>
1540 PR tree-optimization/40648
1541 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1542 Change decision of when to peel for alignment.
1544 2009-10-27 Richard Guenther <rguenther@suse.de>
1547 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1549 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1552 * fold-const.c (fold_binary_loc): Do not call
1553 protected_set_expr_location.
1555 2009-10-27 Wei Guozhi <carrot@google.com>
1558 * target.h (have_conditional_execution): Add a new target hook
1560 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1561 * targhooks.h (default_have_conditional_execution): Likewise.
1562 * targhooks.c (default_have_conditional_execution): Likewise.
1563 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1564 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1565 (arm_have_conditional_execution): New function.
1566 * ifcvt.c (noce_process_if_block, find_if_header,
1567 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1568 macro HAVE_conditional_execution to a target hook call.
1569 * recog.c (peephole2_optimize): Likewise.
1570 * sched-rgn.c (add_branch_dependences): Likewise.
1571 * final.c (asm_insn_count, final_scan_insn): Likewise.
1572 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1574 2009-10-26 Ben Elliston <bje@au.ibm.com>
1575 Michael Meissner <meissner@linux.vnet.ibm.com>
1576 Ulrich Weigand <uweigand@de.ibm.com>
1578 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1579 * config/spu/spu_cache.h: New file.
1581 * config/spu/cachemgr.c: New file.
1582 * config/spu/cache.S: New file.
1584 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1585 (ADDR_SPACE_EA): Define.
1586 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1587 * config/spu/spu.c (EAmode): New macro.
1588 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1589 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1590 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1591 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1592 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1593 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1594 (TARGET_ASM_SELECT_SECTION): Likewise.
1595 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1596 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1597 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1598 (ea_symbol_ref): New function.
1599 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1600 (spu_addr_space_legitimate_address_p): New function.
1601 (spu_addr_space_legitimize_address): Likewise.
1602 (cache_fetch): New global.
1603 (cache_fetch_dirty): Likewise.
1604 (ea_alias_set): Likewise.
1605 (ea_load_store): New function.
1606 (ea_load_store_inline): Likewise.
1607 (expand_ea_mem): Likewise.
1608 (spu_expand_mov): Handle __ea qualified memory references.
1609 (spu_addr_space_pointer_mode): New function.
1610 (spu_addr_space_address_mode): Likewise.
1611 (spu_addr_space_subset_p): Likewise.
1612 (spu_addr_space_convert): Likewise.
1613 (spu_section_type_flags): Handle "._ea" section.
1614 (spu_select_section): New function.
1615 (spu_unique_section): Likewise.
1616 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1617 and __EA64__ predefined macros.
1618 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1619 -matomic-updates switches.
1621 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1622 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1623 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1624 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1625 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1626 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1627 $(T)cache128k.o): Likewise.
1628 ($(T)libgcc_%.a): Likewise.
1630 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1631 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1632 (-maddress-space-conversion): Likewise.
1633 (-mcache-size=): Likewise.
1634 (-matomic-updates): Likewise.
1635 * doc/invoke.texi (-mea32/-mea64): Document.
1636 (-maddress-space-conversion): Likewise.
1637 (-mcache-size=): Likewise.
1638 (-matomic-updates): Likewise.
1640 2009-10-26 Ben Elliston <bje@au.ibm.com>
1641 Michael Meissner <meissner@linux.vnet.ibm.com>
1642 Ulrich Weigand <uweigand@de.ibm.com>
1644 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1646 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1647 defined, add the named address space keywords.
1648 (c_addr_space_name): New function.
1649 (complete_array_type): Preserve named address space.
1650 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1651 instead of targetm.valid_pointer_mode.
1653 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1654 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1655 (ADDR_SPACE_KEYWORD): New macro.
1656 (c_addr_space_name): Add prototype.
1658 * c-tree.h (struct c_declspecs): Add address_space member.
1659 (declspecs_add_addrspace): Add prototype.
1661 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1663 * c-parser.c (c_parse_init): Add assertion.
1664 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1665 (c_lex_one_token): Handle address space keywords.
1666 (c_token_starts_typename): Likewise.
1667 (c_token_starts_declspecs): Likewise.
1668 (c_parser_declspecs): Likewise.
1669 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1670 literal within function qualified with named address space.
1672 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1673 address space qualifiers.
1674 (shadow_tag_warned): Warn about useless address space qualifiers.
1675 (quals_from_declspecs): Handle address space qualifiers.
1676 (grokdeclarator): Likewise.
1677 (build_null_declspecs): Likewise.
1678 (declspecs_add_addrspace): New function.
1680 * c-typeck.c (addr_space_superset): New function.
1681 (qualify_type): Handle named address spaces.
1682 (composite_type): Likewise.
1683 (common_pointer_type): Likewise.
1684 (comp_target_types): Likewise.
1685 (build_conditional_expr): Likewise.
1686 (handle_warn_cast_qual): Likewise.
1687 (build_c_cast): Likewise.
1688 (convert_for_assignment): Likewise.
1689 (build_binary_op): Likewise.
1690 (pointer_diff): Handle named address spaces. Use intermediate
1691 integer type of sufficient size if required.
1693 2009-10-26 Ben Elliston <bje@au.ibm.com>
1694 Michael Meissner <meissner@linux.vnet.ibm.com>
1695 Ulrich Weigand <uweigand@de.ibm.com>
1697 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1698 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1699 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1701 * target.h (struct target_def): Add pointer_mode, address_mode,
1702 and valid_pointer_mode to addr_space substructure.
1703 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1704 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1705 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1706 (TARGET_ADDR_SPACE_HOOKS): Add them.
1707 * targhooks.c (target_default_pointer_address_modes_p): New function.
1708 * target.h (target_default_pointer_address_modes_p): Add prototype.
1709 * targhooks.c (default_addr_space_pointer_mode): New function.
1710 (default_addr_space_address_mode): Likewise.
1711 (default_addr_space_valid_pointer_mode): Likewise.
1712 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1713 (default_addr_space_address_mode): Likewise.
1714 (default_addr_space_valid_pointer_mode): Likewise.
1715 * output.h (default_valid_pointer_mode): Move to ...
1716 * targhooks.h (default_valid_pointer_mode): ... here.
1717 * varasm.c (default_valid_pointer_mode): Move to ...
1718 * targhooks.c (default_valid_pointer_mode): ... here.
1720 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1721 instead of targetm.valid_pointer_mode.
1723 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1724 * tree.c (integer_pow2p): Likewise.
1725 (tree_log2): Likewise.
1726 (tree_floor_log2): Likewise.
1727 (signed_or_unsigned_type_for): Support pointer type of different size.
1728 (int_or_pointer_precision): New function.
1729 * tree.h (int_or_pointer_precision): Add prototype.
1730 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1731 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1732 incoming pointer type instead of POINTER_SIZE.
1734 * tree.c (build_pointer_type): Use appropriate pointer mode
1735 instead of ptr_mode.
1736 (build_reference_type): Likewise.
1737 * expr.c (store_expr): Likewise.
1738 (expand_expr_addr_expr): Likewise.
1739 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1740 * cfgexpand.c (expand_debug_expr): Likewise.
1742 * auto-inc-dec.c: Include "target.h".
1743 (try_merge): Use appropriate address mode instead of Pmode.
1744 (find_inc): Likewise.
1745 * combine.c (find_split_point): Likewise.
1746 * cselib.c (cselib_record_sets): Likewise.
1747 * dse.c (replace_inc_dec): Likewise.
1748 (canon_address): Likewise.
1749 * var-tracking.c (replace_expr_with_values): Likewise.
1750 (count_uses): Likewise.
1751 (add_uses): Likewise.
1752 (add_stores): Likewise.
1753 * emit-rtl.c: Include "target.h".
1754 (adjust_address_1): Use appropriate address mode instead of Pmode.
1755 (offset_address): Likewise.
1756 * explow.c (break_out_memory_refs): Likewise.
1757 (memory_address_addr_space): Likewise.
1758 (promote_mode): Likewise.
1759 * expr.c (move_by_pieces): Likewise.
1760 (emit_block_move_via_loop): Likewise.
1761 (store_by_pieces): Likewise.
1762 (store_by_pieces_1): Likewise.
1763 (expand_assignment): Likewise.
1764 (store_constructor): Likewise.
1765 (expand_expr_addr_expr): Likewise.
1766 (expand_expr_real_1): Likewise.
1767 * cfgexpand.c (expand_debug_expr): Likewise.
1768 * ifcvt.c (noce_try_cmove_arith): Likewise.
1769 * regcprop.c (kill_autoinc_value): Likewise.
1770 * regmove.c (try_auto_increment): Likewise.
1771 * reload.c (find_reloads): Likewise.
1772 (find_reloads_address): Likewise.
1773 (find_reloads_address_1): Likewise.
1774 * sched-deps.c: Include "target.h".
1775 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1776 (sched_analyze_2): Likewise.
1777 * sel-sched-dump.c: Include "target.h".
1778 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1779 * stor-layout.c (layout_type): Likewise.
1780 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1781 (multiplier_allowed_in_address_p): Likewise.
1782 (get_address_cost): Likewise.
1783 * varasm.c (make_decl_rtl): Likewise.
1785 * expr.c (expand_assignment): Always convert offsets to appropriate
1787 (store_expr): Likewise.
1788 (store_constructor): Likewise.
1789 (expand_expr_real_1): Likewise.
1791 * reload.h (form_sum): Add MODE argument.
1792 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1793 Update recursive calls.
1794 (subst_indexed_address): Update calls to form_sum.
1796 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1797 * tree-ssa-address.c: Include "target.h".
1798 (templates): Replace by ...
1799 (mem_addr_template_list): ... this new vector.
1800 (TEMPL_IDX): Handle address space numbers.
1801 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1802 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1803 instead of global cache. Update call to gen_addr_rtx.
1804 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1805 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1807 * rtl.h (convert_memory_address_addr_space): Add prototype.
1808 (convert_memory_address): Define as macro.
1809 * explow.c (convert_memory_address): Rename to ...
1810 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1811 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1812 Update recursive calls.
1813 (memory_address_addr_space): Call convert_memory_address_addr_space.
1814 * expmed.c (make_tree): Likewise.
1815 * expr.c (expand_assignment): Likewise.
1816 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1817 (expand_expr_addr_expr): Likewise. Also, update call.
1819 * alias.c (find_base_value): Guard pointer size optimizations.
1820 (find_base_term): Likewise.
1821 * rtlanal.c (nonzero_bits1): Likewise.
1822 (num_sign_bit_copies1): Likewise.
1823 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1825 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1826 (emit-rtl.o): Likewise.
1827 (auto-inc-dec.o): Likewise.
1828 (sched-deps.o): Likewise.
1830 2009-10-26 Ben Elliston <bje@au.ibm.com>
1831 Michael Meissner <meissner@linux.vnet.ibm.com>
1832 Ulrich Weigand <uweigand@de.ibm.com>
1834 * doc/extend.texi (Named Address Spaces): New section.
1835 * coretypes.h (addr_space_t): New type.
1836 (ADDR_SPACE_GENERIC): New define.
1837 (ADDR_SPACE_GENERIC_P): New macro.
1839 * doc/tm.texi (Named Address Spaces): New section.
1840 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1841 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1842 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1843 (TARGET_ADDR_SPACE_CONVERT): Document.
1844 * target.h (struct gcc_target): Add addr_space substructure.
1845 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1846 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1847 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1848 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1849 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1850 (TARGET_INITIALIZER): Initialize addr_space hooks.
1851 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1852 (default_addr_space_legitimize_address): Likewise.
1853 (default_addr_space_subset_p): Likewise.
1854 (default_addr_space_convert): Likewise.
1855 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1856 (default_addr_space_legitimize_address): Likewise.
1857 (default_addr_space_subset_p): Likewise.
1858 (default_addr_space_convert): Likewise.
1860 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1861 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1862 (MEM_ADDR_SPACE): New macro.
1863 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1864 address space memory attribute.
1865 (mem_attrs_htab_hash): Handle address space memory attribute.
1866 (mem_attrs_htab_eq): Likewise.
1867 (set_mem_attributes_minus_bitpos): Likewise.
1868 (set_mem_alias_set): Likewise.
1869 (set_mem_align): Likewise.
1870 (set_mem_expr): Likewise.
1871 (set_mem_offset): Likewise.
1872 (set_mem_size): Likewise.
1873 (adjust_address_1): Likewise.
1874 (offset_address): Likewise.
1875 (widen_memoy_address): Likewise.
1876 (get_spill_slot_decl): Likewise.
1877 (set_mem_attrs_for_spill): Likewise.
1878 (set_mem_addr_space): New function.
1879 * emit-rtl.h (set_mem_addr_space): Add prototype.
1880 * print-rtl.c (print_rtx): Print address space memory attribute.
1881 * expr.c (expand_assignment): Set address space memory attribute
1882 of generated MEM RTXes as appropriate.
1883 (expand_expr_real_1): Likewise.
1884 * cfgexpand.c (expand_debug_expr): Likewise.
1885 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1887 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1888 size of "spare" bitfield.
1889 (TYPE_ADDR_SPACE): New macro.
1890 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1891 (DECODE_QUAL_ADDR_SPACE): Likewise.
1892 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1893 (KEEP_QUAL_ADDR_SPACE): Likewise.
1894 (TYPE_QUALS): Encode type address space.
1895 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1896 * tree.c (set_type_quals): Set type address space.
1897 (build_array_type): Inherit array address space from element type.
1898 * print-tree.c (print_node_brief): Print type address space.
1899 (print_node): Likewise.
1900 * tree-pretty-print.c (dump_generic_node): Likewise.
1902 * explow.c (memory_address): Rename to ...
1903 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1904 Use address-space aware variants of memory address routines.
1905 * recog.c (memory_address_p): Rename to ...
1906 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1907 Use address-space aware variants of memory address routines.
1908 (offsettable_address_p): Rename to ...
1909 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1910 Use address-space aware variants of memory address routines.
1911 * reload.c (strict_memory_address_p): Rename to ...
1912 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1913 Use address-space aware variants of memory address routines.
1914 (maybe_memory_address_p): Rename to ...
1915 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1916 Use address-space aware variants of memory address routines.
1917 * expr.h (memory_address_addr_space): Add prototype.
1918 (memory_address): Define as macro.
1919 * recog.h (memory_address_addr_space_p): Add prototype.
1920 (memory_address_p): Define as macro.
1921 (offsettable_address_addr_space_p): Add prototype.
1922 (offsettable_address_p): Define as macro.
1923 (strict_memory_address_addr_space_p): Add prototype.
1924 (strict_memory_address_p): Define as macro.
1926 * combine.c (find_split_point): Use address-space aware variants
1927 of memory address routines.
1928 * emit-rtl.c (operand_subword): Likewise.
1929 (change_address_1): Likewise.
1930 (adjust_address_1): Likewise.
1931 (offset_address): Likewise.
1932 * expr.c (emit_move_insn): Likewise.
1933 (expand_assignment): Likewise.
1934 (expand_expr_real_1): Likewise.
1935 * recog.c (verify_changes): Likewise.
1936 (general_operand): Likewise.
1937 (offsettable_memref_p): Likewise.
1938 (offsettable_nonstrict_memref_p): Likewise.
1939 (constrain_operands): Likewise.
1940 * reload.c (get_secondary_mem): Likewise.
1941 (find_reloads_toplev): Likewise.
1942 (find_reloads_address): Likewise.
1943 (find_reloads_subreg_address): Likewise.
1944 * reload1.c (reload): Likewise.
1945 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1946 * rtl.h (address_cost): Add ADDRSPACE argument.
1947 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1948 aware variant of memory address routines.
1949 * loop-invariant.c (create_new_invariant): Update address_cost call.
1950 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1951 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1952 Use address-space aware variant of memory address routines.
1953 (propagate_rtx_1): Update call to should_replace_address.
1954 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1956 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1957 ADDRSPACE argument. Use per-address-space instead of global cache.
1958 Use address-space aware variant of memory address routines.
1959 (get_address_cost): Likewise.
1960 (get_computation_cost_at): Update calls.
1961 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1962 Use address-space aware variant of memory address routines.
1963 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1964 (most_expensive_mult_to_index): Update call to
1965 multiplier_allowed_in_address_p.
1967 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1968 attribute to indicate named address spaces.
1970 * varasm.c (get_variable_section): DECLs in named address spaces
1973 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1974 for addresses in a non-generic address space.
1976 * expr.c (emit_block_move_hints): Do not use libcalls for
1977 memory in non-generic address spaces.
1978 (clear_storage_hints): Likewise.
1979 (expand_assignment): Likewise.
1981 * fold-const.c (operand_equal_p): Expressions refering to different
1982 address spaces are not equivalent.
1984 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1985 spaces are not equivalent.
1986 (rtx_equal_p): Likewise.
1987 * cse.c (exp_equiv_p): Likewise.
1988 * jump.c (rtx_renumbered_equal_p): Likewise.
1989 * reload.c (operands_match_p): Likewise.
1991 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1992 address spaces may alias.
1993 (true_dependence): Likewise.
1994 (canon_true_dependence): Likewise.
1995 (write_dependence_p): Likewise.
1997 * dse.c (canon_address): Handle named address spaces.
1998 * ifcvt.c (noce_try_cmove_arith): Likewise.
2000 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2001 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2002 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2003 to handle conversions between different address spaces.
2004 * fold-const.c (fold_convert_loc): Likewise.
2005 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2006 * tree-pretty-print.c (dump_generic_node): Likewise.
2007 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2008 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2009 * tree-inline.c (estimate_operator_cost): Likewise.
2010 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2011 to different address spaces are not useless.
2013 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2016 * cfgcleanup.c (trivially_empty_bb_p): New function.
2017 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2020 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2021 add_name_and_src_coords_attributes, gen_namespace_die,
2022 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2024 2009-10-26 Nick Clifton <nickc@redhat.com>
2026 * config.gcc: Add support for RX target.
2027 * config/rx: New directory.
2028 * config/rx/constraints.md: New file.
2029 * config/rx/predicates.md: New file.
2030 * config/rx/rx.c: New file.
2031 * config/rx/rx.h: New file.
2032 * config/rx/rx.md: New file.
2033 * config/rx/rx.opt: New file.
2034 * config/rx/rx-protos.h: New file.
2035 * config/rx/t-rx: New file.
2036 * doc/extend.texi: Document RX function attributes.
2037 * doc/invoke.texi: Document RX specific command line options.
2038 * doc/contrib.texi: Document RX contribution.
2039 * doc/md.texi: Document RX constraints.
2040 * doc/install.texi: Document RX support.
2042 2009-10-26 Michael Matz <matz@suse.de>
2044 PR tree-optimization/41783
2045 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2046 case for simple diamonds.
2047 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2048 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2049 argument, use alias oracle to skip some vdefs.
2050 (phi_translate_1): Change call to above, don't allocate new
2051 value ids if they can stay the same.
2052 (compute_avail): Allow vuse walking when looking up references.
2054 2009-10-26 Richard Guenther <rguenther@suse.de>
2056 PR tree-optimization/41826
2057 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2058 access to re-allocated vector fields.
2060 2009-10-26 Richard Guenther <rguenther@suse.de>
2062 * graphite-sese-to-poly.c (check_poly_representation): Fix
2063 compile without checking.
2065 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2068 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2069 * gimplify.c (tree_should_carry_location_p,
2070 tree_annotate_one_with_location,tree_annotate_all_with_location):
2071 Remove obsolete functions.
2073 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2076 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2078 2009-10-25 Richard Guenther <rguenther@suse.de>
2080 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2081 Stream DECL_RESTRICTED_P.
2082 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2084 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2086 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2087 a note when expanding to nothing.
2089 2009-10-25 Richard Guenther <rguenther@suse.de>
2092 * tree.c (find_decls_types_r): Deal with Java overloading
2093 BINFO_VIRTUALS for its own purpose.
2095 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2097 * config/mips/predicates.md (hilo_operand): New predicate.
2098 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2099 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2100 splitter part from here ...:
2101 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2102 op0 and op4 to match the DINS case.
2103 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2105 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2108 * avr.md (QIDI): Add new mode iterator.
2109 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2110 patterns for all QI thru DI modes combinations.
2111 (sbrx_and_branch<mode>): Create new and based bit test and jump
2112 patterns for QI thru SI modes.
2113 avr.c (avr_out_sbxx_branch): Use only bit number.
2115 2009-10-24 Jan Hubicka <jh@suse.cz>
2117 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2119 (analyze_function): When analyzing noreturn nothrow call, do not
2120 compute written stats; free bitmaps of vars early if possible.
2121 (generate_summary): Only update bitmaps if computed.
2122 (propagate): Only dump bitmaps if computed.
2123 (ipa_reference_read_summary): Fix pasto.
2125 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2127 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2128 (aliasing_component_refs_p): ...this. Return true if there is no
2129 common base and the base access types have the same alias set.
2130 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2131 (indirect_refs_may_alias_p): Likewise.
2133 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2136 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2137 a C_MAYBE_CONST_EXPR.
2139 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2142 * config/rs6000/rs6000.c (struct machine_function): Add
2143 vsx_or_altivec_used_p to record if vector types are used.
2144 (rs6000_expand_to_rtl_hook): Rename from
2145 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2146 any vector operations, so if there are, we can set VRSAVE to
2147 non-zero when only floating point vector registers are used.
2148 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2149 (rs6000_check_vector_mode): Inner function to check if vector
2150 types are used in the code.
2151 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2152 vector instructions are used.
2154 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2155 Indicate that VSX registers which overlap floating point
2156 registers, can't be used across a call, since the ABI only states
2157 the scalar part of the register will be saved and restored.
2159 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2162 * alias.c (get_alias_set): Call langhook before returning 0 for
2163 types with structural equality.
2164 * c-common.c (c_common_get_alias_set): Use alias set of element
2165 type for arrays with structural comparison.
2167 2009-10-23 Richard Guenther <rguenther@suse.de>
2170 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2171 gimple_call_nothrow_p.
2173 2009-10-23 Richard Guenther <rguenther@suse.de>
2175 PR tree-optimization/41778
2176 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2177 redundancy along a path in the CFG we want to optimize for speed
2178 is going to be removed.
2179 (execute_pre): Do partial-PRE only if the function is to be
2180 optimized for speed.
2181 (gate_pre): Do not turn off all of PRE when not optimizing a
2184 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2186 * builtins.c (fold_builtin_cabs): Use validate_arg().
2187 (fold_builtin_cexp): Fix if-logic.
2188 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2190 2009-10-22 Jeff Law <law@redhat.com>
2192 * ira-lives.c (process_single_reg_class_operands): Update the
2193 hard reg costs for all the hard registers desired by the
2194 single reg class operand.
2196 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2198 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2199 for rtxes that aren't handled specially.
2201 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2203 * rtl.h (shallow_copy_rtvec): Declare.
2204 * rtl.c (shallow_copy_rtvec): New function.
2205 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2206 rtx field if the subrtx has changed.
2208 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2210 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2211 (m32c_function_value): Make static, add new 'outgoing' argument.
2212 (m32c_libcall_value): Make static, add new 'fun' argument.
2213 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2214 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2215 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2216 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2217 (m32c_function_value, m32c_libcall_value): Delete declaration.
2219 2009-10-22 Diego Novillo <dnovillo@google.com>
2221 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2223 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2225 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2228 2009-10-22 Richard Guenther <rguenther@suse.de>
2230 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2231 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2232 (lto_symtab_merge): Do not merge cgraph nodes here.
2233 (lto_symtab_resolve_can_prevail_p): Simplify.
2234 (lto_symtab_resolve_symbols): Store cgraph node.
2235 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2236 functions from the symtab.
2237 (lto_symtab_merge_cgraph_nodes_1): New function.
2238 (lto_symtab_merge_cgraph_nodes): Likewise.
2240 2009-10-22 Richard Guenther <rguenther@suse.de>
2243 * lto-streamer-out.c (lto_output_location): Stream the
2245 * lto-streamer-in.c (lto_input_location): Likewise.
2247 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2249 * cfgloopmanip.c (duplicate_subloops): Export.
2250 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2251 (transform_to_exit_first_loop): Duplicate bbs starting from
2252 header up to loop->latch instead of exit->src.
2253 Initialize control variable to the correct number of iterations.
2254 (gather_scalar_reductions): Do not register double reductions.
2255 (parallelize_loops): Dump which loop is tested.
2256 Indicate whether the parallelized loop is inner or not.
2257 Remove the innermost-loop requirement.
2258 * cfgloop.h (duplicate_subloops): Export.
2259 * tree-cfg.c (add_phi_args_after_redirect): New function.
2260 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2261 Call duplicate_subloops.
2262 Update number of iterations at the exit condition.
2263 Don't redirect nexits always to the loop exit.
2264 Redirect copied edges from latch to the loop exit.
2266 2009-10-22 Jan Hubicka <jh@suse.cz>
2268 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2270 * ipa-inline.c (cgraph_mark_inline_edge,
2271 cgraph_decide_inlining_of_small_function,
2272 cgraph_decide_inlining, inline_read_summary): Disable indirect
2273 inlining for WPA for time being.
2275 PR tree-optimize/40556
2276 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2278 2009-10-22 Richard Guenther <rguenther@suse.de>
2280 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2281 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2283 2009-10-22 Jan Hubicka <jh@suse.cz>
2286 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2288 (check_call): Handle only indirect calls.
2289 (propagate_bits): Update comment.
2290 (write_node_summary_p): Turn bogus check to assert.
2291 (ipa_reference_write_summary): Stream calls_read_all properly.
2292 (ipa_reference_read_summary): Stream in calls_read_all properly.
2293 (read_write_all_from_decl): New function.
2294 (propagate): Handle OVERWRITABLE nodes and external calls here.
2295 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2297 (analyze_function): Do not check visibility here.
2298 (add_new_function): We summary OVERWRITABLE too.
2299 (generate_summary): Stream OVERWRITABLE nodes too.
2300 (propagate): Handle external calls and OVERWRITABLE nodes here.
2301 (local_pure_const): Check visibility here.
2303 2009-10-22 Jan Hubicka <jh@suse.cz>
2305 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2306 (pass_ipa_cp): Register them.
2307 (ipcp_init_stage): Analyze all functions for whopr/lto.
2308 (ipcp_propagate_stage): Skip external calls.
2309 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2310 * ipa-reference.c (write_node_summary_p): Fix thinko about
2312 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2313 when in ltrans, skip executing of ipa passes since everything
2314 should've been done.
2315 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2316 (inline_generate_summary): Likewise.
2317 (inline_read_summary): New function.
2318 (inline_write_summary): New function.
2319 (pass_ipa_inline): Register new hooks.
2320 * ipa-prop.c: Inlcude lto-streamer.h
2321 (ipa_edge_args_vector): Update declaration.
2322 (ipa_count_arguments, ipa_compute_jump_functions,
2323 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2324 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2325 ipa_read_node_info): New static functions.
2326 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2327 (duplicate_array): Use xmalloc.
2328 (duplicate_ggc_array): New.
2329 (ipa_edge_duplication_hook): Use it.
2330 (ipa_update_after_lto_read): New function.
2331 * ipa-prop.h (ipa_prop_write_jump_functions,
2332 ipa_prop_read_jump_functions): Declare.
2333 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2334 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2335 (ipa_edge_args_vector): Move into GGC.
2336 (ipa_check_create_edge_args): Update.
2337 (ipa_update_after_lto_read): New.
2338 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2340 (ipa_read_summaries): When in ltrans, so not read summaries.
2341 * lto-streamer.c (lto_get_section_name): Add
2342 LTO_section_jump_functions.
2343 * lto-streamer.h (LTO_section_jump_functions): New section.
2344 (produce_asm): Declare.
2345 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2346 * lto-streamer-out.c (produce_asm): Export.
2347 * lto-streamer-in.c: Include tree-pass.h
2348 (input_function): Free dominance info when done.
2349 (lto_read_body): Push ipa_inline in ltrans stage.
2350 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2351 * Makefile.in (GTFILES): Add ipa-prop.h
2353 2009-10-22 Matthias Klose <doko@ubuntu.com>
2355 * doc/install.texi: Document --enable-browser-plugin.
2357 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2359 * doc/invoke.texi (fira-loop-pressure): Update default value.
2360 * opts.c (decode_options): Remove default value setting for
2361 flag_ira_loop_pressure.
2362 * config/ia64/ia64.c (ia64_override_options): Set
2363 flag_ira_loop_pressure up for -O3.
2364 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2366 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2368 PR tree-optimization/41497
2369 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2370 chrec_dont_know if the evolution function returned by follow_ssa_edge
2371 is constant in the analyzed loop and is not compatible with the
2372 initial value before the loop.
2373 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2375 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2377 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2379 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2382 * doc/invoke.texi: Document -print-multi-os-directory.
2384 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2387 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2388 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2389 when darwin_emit_unwind_label is used.
2391 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2393 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2396 2009-10-20 Richard Henderson <rth@redhat.com>
2398 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2399 before emit_post_landing_pad.
2401 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2403 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2404 Use when calling rtx_costs.
2405 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2406 global optimize_size. Pass speed to mips_binary_cost.
2408 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2410 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2413 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2415 * rtl.h (simplify_replace_fn_rtx): Declare.
2416 (wrap_constant, unwrap_constant): Delete.
2417 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2418 (expand_debug_expr): Don't call wrap_constant.
2419 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2420 (auto_adjust_pair): Fold into...
2421 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2422 Just return a new value.
2423 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2424 otherwise use simplify_replace_rtx.
2425 * cselib.c (wrap_constant): Reinstate old definition.
2426 (cselib_expand_value_rtx_1): Don't wrap constants.
2427 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2428 simplify_replace_rtx.
2429 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2430 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2431 Use simplify_replace_rtx.
2432 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2434 (simplify_replace_rtx): ...here. Turn into a wrapper for
2435 simplify_replace_fn_rtx.
2436 (simplify_unary_operation): Don't unwrap CONSTs.
2437 * var-tracking.c (check_wrap_constant): Delete.
2438 (vt_expand_loc_callback): Don't call it.
2439 (vt_expand_loc): Likewise.
2441 2009-10-20 Pascal Obry <obry@adacore.com>
2442 Eric Botcazou <ebotcazou@adacore.com>
2444 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2446 2009-10-20 Michael Matz <matz@suse.de>
2448 * loop-invariant.c (create_new_invariant): Use different magic number.
2450 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2453 * arm.c (arm_override_options): Forcibly disable hot/cold block
2456 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2459 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2462 2009-10-20 Richard Guenther <rguenther@suse.de>
2464 * ggc-page.c: Include cfgloop.h.
2465 (struct max_alignment): Drop long double, add void *.
2466 (extra_order_size_table): Add low non-power-of-two multiples
2467 of MAX_ALIGNMENT. Drop small type-based entries, add
2468 tree_type, cgraph_node and loop.
2469 * alloc-pool.c (struct allocation_object_def): Drop long double
2472 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2475 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2476 referenced just in DEBUG_INSNs.
2478 2009-10-20 Richard Guenther <rguenther@suse.de>
2481 * gimple.c (gimple_register_type): Make sure we register
2482 the types main variant first.
2484 2009-10-20 Richard Guenther <rguenther@suse.de>
2486 * gimple.c (gimple_types_compatible_p): Simplify. Move
2487 cheap checks before hashtable queries. Add checks for
2488 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2490 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2492 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2493 without size or with size that can't be represented as a host integer.
2495 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2497 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2498 the removal of a debug stmt as a significant change.
2500 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2502 * config/s390/s390.md: Added agen condition to operand
2503 forwarding bypasses. Added bypass for early address generation
2504 use of int results. Updated comments.
2506 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2508 * config/i386/i386.c: Remove signal.h #include.
2510 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2512 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2513 * doc/rtl.texi: Document ss_abs.
2515 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2517 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2518 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2519 instead of C_LEX_RAW_STRINGS.
2520 (lex_string): Handle CPP_UTF8STRING.
2521 * c-parser.c (c_parser_postfix_expression): Likewise.
2522 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2523 (C_LEX_STRING_NO_JOIN): ... this.
2525 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2527 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2528 cris_function_value_regno_p): New functions.
2529 (cris_promote_function_mode): Update comment.
2530 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2531 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2532 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2533 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2535 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2537 * unwind-dw2.c (execute_stack_op): Fix operand order for
2538 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2540 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2542 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2543 (lower_stmt) <GIMPLE_BIND>: Add comment.
2544 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2546 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2547 Otherwise lower it and set cannot_fallthru to true.
2548 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2549 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2550 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2551 to true for a noreturn call. Do not remove statements.
2552 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2553 Set cannot_fallthru to false on function exit.
2554 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2555 <GIMPLE_ASSIGN>: Remove.
2557 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2559 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2561 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2563 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2564 next/prev_active_insn to skip DEBUG_INSNs as well.
2566 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2568 * config/arm/arm.c (output_move_neon): Use DImode in call to
2571 2009-10-19 Matthias Klose <doko@ubuntu.com>
2574 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2576 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2578 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2580 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2583 * optabs.c (expand_binop): Make mode of shift count expression mode
2584 of shift count not target.
2587 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2589 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2590 case. Force using values to replace references within the statement.
2591 (convert_local_reference_stmt): Likewise.
2593 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2595 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2596 remove a subsequent GOTO or RETURN statement.
2598 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2600 * config/avr.md (*movqi): Add zero as equally preferable constraint
2601 as general register.
2604 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2606 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2608 2009-10-17 Richard Guenther <rguenther@suse.de>
2610 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2612 2009-10-17 Richard Guenther <rguenther@suse.de>
2614 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2615 operands in COMPONENT_REFs.
2617 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2619 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2620 if not defined. Change type of second argument to const_rtx.
2621 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2623 * targhooks.h (default_libcall_value): Update prototype.
2624 * target.h (struct gcc_target): Change type of second argument of
2625 libcall_value to const_rtx.
2626 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2628 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2629 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2631 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2634 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2635 * cgraphunit.c (cgraph_optimize): Call it.
2636 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2637 (dwarf2out_assembly_start): ... here. New hook.
2638 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2639 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2641 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2642 * sdbout.c (sdb_debug_hooks): Likewise.
2643 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2644 (vmsdbgout_assembly_start): New hook.
2646 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2648 * rtl.h (RTL_LOCATION): Fix typo.
2650 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2652 * print-rtl.c (print_rtx): Print locators in asm_operands
2655 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2658 * sched-deps.c (depl_on_debug_p): New.
2659 (attach_dep_link): Reject debug deps before nondebug deps.
2660 (add_to_deps_list): Insert debug deps after nondebug deps.
2661 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2663 (sd_add_dep): Do not reject debug deps.
2664 (add_insn_mem_dependence): Don't count debug deps.
2665 (remove_from_deps): Likewise.
2666 (sched_analyze_2): Set up mem deps on debug insns.
2667 (sched_analyze_insn): Record reg uses for deps on debug insns.
2668 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2669 try_ready nondebug insn after debug insn.
2670 * ddg.c (create_ddg_dep_from_intra_loop_link,
2671 create_ddg_dep_no_link): Don't reject debug deps.
2673 2009-10-16 Richard Guenther <rguenther@suse.de>
2675 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2676 (maybe_merge_incomplete_and_complete_type): Likewise.
2677 (lto_symtab_merge): Do not call them. Do not warn for
2678 complete vs. incomplete compatible types.
2679 (lto_symtab_merge_decls_2): Simplify.
2680 * gimple.c (gimple_force_type_merge): Remove.
2681 (gimple_types_compatible_p): Make it static.
2682 * gimple.h (gimple_force_type_merge): Remove.
2683 (gimple_types_compatible_p): Likewise.
2685 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2687 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2688 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2690 2009-10-16 Richard Guenther <rguenther@suse.de>
2692 PR tree-optimization/41728
2693 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2694 if fold_stmt did anything.
2696 2009-10-16 Richard Guenther <rguenther@suse.de>
2699 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2700 (maybe_fixup_handled_component): New function.
2701 (input_gimple_stmt): Fixup mismatched decl replacements.
2703 2009-10-16 Richard Guenther <rguenther@suse.de>
2706 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2707 the same as VAR_DECL.
2709 2009-10-16 Richard Guenther <rguenther@suse.de>
2711 * gimple.c (iterative_hash_gimple_type): For integer types
2712 also hash their minimum and maximum values and the string flag.
2713 For array types hash their domain and the string flag.
2715 2009-10-16 Richard Guenther <rguenther@suse.de>
2717 * gimple.c (gimple_types_compatible_p): Restrict completing
2718 types to record or unions. Simplify completion.
2719 Do not merge records or unions with different
2720 TYPE_STRUCTURAL_EQUALITY_P tag.
2721 (iterative_hash_gimple_type): Restrict non-recursing into
2722 pointer targets for records and unions.
2724 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2727 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2728 * dwarf2out.c (mem_loc_descriptor): Don't handle
2729 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2730 punt if it is not lowpart subreg or if inner mode isn't
2733 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2735 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2736 investigating previous or next insns.
2738 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2740 * tree-sra.c (build_ref_for_offset_1): Update comment.
2742 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2744 * config/s390/s390.md (atype): Added missing values.
2746 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2749 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2750 (casesi64p): Update pattern to reflect above.
2752 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2754 PR rtl-optimization/41697
2755 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2757 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2760 * config/rs6000/predicates.md: Update copyright year.
2761 * config/rs6000/altivec.md: Ditto.
2763 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2764 (MD_INCLUDES): Add a2.md.
2766 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2767 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2768 (builtin_classify): New static vector to classify various builtins
2769 to get the tree attributes correct.
2770 (def_builtin): Set the attributes of builtins based on what the
2771 builtin does (i.e. memory operation, floating point, saturation
2772 need special attributes, others are pure functions).
2774 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2776 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2777 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2778 RS6000_BUILTIN_COUNT.
2779 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2780 MAX_RS6000_BUILTINS.
2782 * config/rs6000/rs6000-builtin.def: New file that combines the
2783 builtin enumeration name and attributes.
2785 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2787 * config/i386/linux.h (ASM_SPEC): Add --32.
2789 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2791 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2792 and DW_TAG_template_alias.
2793 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2794 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2795 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2796 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2797 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2798 and DW_AT_GNU_odr_signature.
2799 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2800 DW_FORM_flag_present and DW_FORM_ref_sig8.
2801 (output_signature): Only print name on the first byte.
2802 (output_die): Likewise for dw_val_class_data8.
2804 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2806 * doc/invoke.texi: Clarify that most optimizations are not enabled
2809 2009-10-15 Richard Guenther <rguenther@suse.de>
2812 * gimple.c (compare_type_names_p): Handle anonymous names
2813 differently based on new mode argument.
2814 (gimple_types_compatible_p): For structs also compare the tags.
2815 (iterative_hash_type_name): Rename to ...
2816 (iterative_hash_name): ... this. Hash all names.
2817 (iterative_hash_gimple_type): Fix hashing the struct tag of
2818 pointer targets. Hash field decl names.
2820 2009-10-15 Richard Guenther <rguenther@suse.de>
2823 * gimple.c (gimple_get_alias_set): Avoid recursing on
2824 invalid type topology.
2826 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2828 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2830 2009-10-15 Richard Guenther <rguenther@suse.de>
2832 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2834 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2836 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2837 add --with-tune{,-32,-64} configured default for -mtune if explicit
2840 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2842 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2844 2009-10-14 DJ Delorie <dj@redhat.com>
2846 * config/h8300/h8300.c (F): New.
2848 (h8300_emit_stack_adjustment): Call them.
2850 (h8300_push_pop): Likewise.
2851 (h8300_expand_prologue): Likewise.
2852 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2853 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2854 (INCOMING_RETURN_ADDR_RTX): Define.
2855 (INCOMING_FRAME_SP_OFFSET): Define.
2856 (DWARF_CIE_DATA_ALIGNMENT): Define.
2858 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2860 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2861 fields in builtin structs.
2862 (finalize_record_size): Likewise.
2864 2009-10-14 Richard Guenther <rguenther@suse.de>
2866 * gimple.c (gtc_ob): New global.
2867 (struct type_pair_d): Replace pointers with type UIDs.
2868 (type_pair_hash): Adjust.
2869 (type_pair_eq): Likewise.
2870 (lookup_type_pair): Likewise. Allocate from an obstack.
2871 (gimple_force_type_merge): Adjust.
2872 (gimple_types_compatible_p): Likewise.
2873 (free_gimple_type_tables): Free the obstack.
2875 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2877 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2878 stmts setting DEBUG_EXPR_DECLs.
2880 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2881 Don't crash if mode1 is VOIDmode.
2883 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2885 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2886 * params.h (IRA_LOOP_RESERVED_REGS): New.
2887 * tree-pass.h (pass_subregs_of_mode_init,
2888 pass_subregs_of_mode_finish): Remove.
2889 * passes.c (pass_subregs_of_mode_init,
2890 pass_subregs_of_mode_finish): Remove.
2891 (pass_reginfo_init): Move before loop optimizations.
2892 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2893 * common.opt (fira-loop-pressure): New.
2894 * toplev.h (flag_ira_loop_pressure): New.
2895 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2896 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2897 Make external and void type functions.
2898 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2899 pass_subregs_of_mode_finish): Remove.
2900 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2901 * regmove.c: Include ira.h.
2902 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2903 register pressure calculation in loops.
2904 * loop-invariant.c: Include REGS_H and ira.h.
2905 (struct loop_data): New members max_reg_pressure, regs_ref, and
2907 (struct invariant): New member orig_regno.
2908 (curr_loop): New variable.
2909 (find_exits): Initialize regs_ref and regs_live.
2910 (create_new_invariant): Initialize orig_regno.
2911 (get_cover_class_and_nregs): New.
2912 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2913 array. Add code for flag_ira_loop_pressure.
2914 (gain_for_invariant): Make new_regs an array. Add code for
2915 flag_ira_loop_pressure.
2916 (best_gain_for_invariant): Ditto.
2917 (set_move_mark): New parameter gain. Use it for debugging output.
2918 (find_invariants_to_move): Make regs_needed and new_regs an array.
2919 Add code for flag_ira_loop_pressure.
2920 (move_invariant_reg): Set up orig_regno.
2921 (move_invariants): Set up reg classes for pseudos for
2922 flag_ira_loop_pressure.
2923 (free_loop_data): Clear regs_ref and regs_live.
2924 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2925 get_regno_cover_class, change_pressure, mark_regno_live,
2926 mark_regno_death, mark_reg_store, mark_reg_clobber,
2927 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2928 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2929 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2930 register pressure calculation in loops if new regs were added.
2931 Call finish_subregs_of_mode.
2932 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2933 * Makefile.in (loop-invariant.o): Add ira.h.
2935 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2937 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2939 2009-10-14 Richard Guenther <rguenther@suse.de>
2941 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2942 (lto_symtab_merge): ... here. Rewrite both to take the
2943 prevailing and a to-be-merged entry and to queue diagnostics properly.
2944 (lto_symtab_resolve_replaceable_p): New predicate for
2946 (lto_symtab_resolve_can_prevail_p): Likewise.
2947 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2948 handles merging commons by choosing the largest decl. Fold
2949 in code that gives ODR errors.
2950 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2952 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2953 case of no prevailing decl here. Diagnose mismatches
2954 in object types here. Drop all but the prevailing decls.
2955 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2956 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2957 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2959 2009-10-14 Richard Guenther <rguenther@suse.de>
2962 * lto-streamer-in.c (input_bb): Replace debug stmts with
2963 nops instead of dropping them.
2965 2009-10-14 Nick Clifton <nickc@redhat.com>
2967 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2968 in situations where it is being used as a minus symbol.
2969 * gcc/doc/tm.texi: Likewise.
2970 * gcc/doc/md.texi: Likewise.
2972 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2974 PR preprocessor/41543
2975 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2976 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2977 * tree.c: Include intl.h.
2978 (expand_location): Handle BUILTINS_LOCATION.
2979 * Makefile.in (tree.o): Depend on intl.h.
2982 * dwarf2out.c (dwarf2out_var_location): Always clear
2983 last_postcall_label when changing last_label.
2985 2009-10-14 Pascal Obry <obry@adacore.com>
2987 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2988 (process_command): Handle -E as done with -c and -S. Do not add
2989 the target executable suffix to the output file when -E is used.
2990 (main): Adjust error message accordingly.
2992 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2998 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3000 (tree_code_size): Likewise.
3002 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3004 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3005 * real.h (HAVE_mpc_arc): Define.
3007 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3009 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3010 (struct builtin_description): Add fndecl field.
3011 (bdesc): Remove const qualifier. Update initializer.
3012 (sh_media_init_builtins): Remove const qualifier for d. Record
3013 the result of add_builtin_function to the fndecl field.
3014 (sh_builtin_decl): New.
3015 (sh_media_builtin_decl): New.
3017 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3020 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3021 requests between special registers.
3023 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3025 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3027 2009-10-13 Richard Henderson <rth@redhat.com>
3029 PR tree-optimization/41377
3030 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3031 (cleanup_empty_eh_merge_phis): New change_region parameter;
3032 pass it on to redirect_eh_edge_1. Update callers.
3033 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3034 at the destination block.
3036 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3038 * passes.c (register_pass): Replaced gcc_unreachable by
3039 fatal_error on failure. Mentions plugins in comments & messages.
3041 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3044 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3045 * sched-vis.c (print_value): Use it.
3046 * cselib.c (cselib_hash_rtx): Likewise.
3047 * print-rtl.c (print_rtx): Likewise.
3048 * cfgexpand.c (expand_debug_rtx): Likewise.
3049 * var-tracking.c (vt_expand_loc_callback): Likewise.
3051 2009-10-13 Richard Guenther <rguenther@suse.de>
3054 * opts.c (handle_option): Split out code to handle setting
3055 the options flag var ...
3056 (set_option): ... here.
3057 * opts.h (set_option): Declare.
3058 * lto-opts.c (register_user_option_p): Include -fexceptions
3059 and all position independent code variants.
3060 (handle_common_option): Remove.
3061 (lto_reissue_options): Use set_option.
3063 2009-10-13 Martin Jambor <mjambor@suse.cz>
3065 PR tree-optimization/41661
3066 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3067 that are tcc_comparisons or do not change the type in any
3069 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3070 folding tcc_comparison operations.
3072 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3074 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3077 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3083 * tree.def (DEBUG_EXPR_DECL): New.
3084 * rtl.def (DEBUG_EXPR): New.
3085 * gengtype.c (adjust_field_rtx_def): Handle it.
3086 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3087 (insert_debug_temp_for_var_def): ... this. Drop support for
3088 moving. Take iterator for def stmt; insert debug stmt before it.
3089 Scan early for use count and kind in debug stmts.
3090 (propagate_defs_into_debug_stmts): Rename to...
3091 (insert_debug_temps_for_defs): ... this. Likewise.
3092 * tree.h (DEBUG_TEMP_UID): New.
3093 * tree.c (next_debug_decl_uid): New.
3094 (make_node_stat): Count debug decls separately.
3095 (copy_node_stat): Likewise.
3096 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3097 * var-tracking.c (dv_is_decl_p): Recognize it.
3098 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3099 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3100 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3101 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3102 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3103 (cselib_hash_rtx): Likewise.
3104 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3105 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3107 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3108 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3109 * rtl.c (copy_rtx): Likewise.
3110 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3111 * print-rtl.c (print_rtx): Likewise.
3112 * sched-vis.c (print_value): Likewise.
3113 (print_insn): Handle DEBUG_EXPR_DECL.
3114 * tree-dump.c (dequeue_and_dump): Likewise.
3115 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3116 * gimple-iterator (gsi_replace): Check for same lhs.
3117 (gsi_remove): Insert debug temps.
3118 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3119 (move_computations_stmt): Drop explicit propagation into debug stmts.
3120 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3121 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3122 * tree-ssa-sink.c (statement_sink_location): Likewise.
3123 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3124 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3125 * tree-flow.h: Likewise.
3126 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3127 debug temps without values.
3128 (eliminate_unnecessary_stmts): Don't discard just-inserted
3131 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3134 * config/cris/cris.md (andu): Check that operand 1 is one of the
3135 general registers. Fix typo in head comment.
3137 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3139 * config/i386/i386.md (vswapmov): New.
3140 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3141 (ix86_function_ms_hook_prologue): New.
3142 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3143 * configure.ac: Test for swap suffix support in as.
3144 * configure: Rebuild.
3146 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3149 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3150 paradoxical subregs to prevent partial register stalls if the inner
3151 mode is integer mode.
3153 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3155 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3157 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3160 * gcc/dwarf2out.c (template_parameter_pack_die,
3161 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3163 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3166 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3168 (maybe_register_def): Likewise. Take stmt iterator.
3169 (rewrite_update_stmt): Take stmt iterator and pass it on.
3170 (rewrite_update_enter_block): Pass stmt iterator.
3172 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3174 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3175 (spu_builtin_decl): New function.
3177 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3179 * config/i386/i386.md (SWIM): New mode iterator.
3180 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3181 using SWIM mode iterator.
3182 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3183 patterns using SWI48 mode iterator.
3184 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3185 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3186 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3187 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3188 patterns using SWI248 mode iterator.
3189 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3190 gen_x86_movdicc_0_m1_rex64 for renamed function
3192 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3193 Eric Botcazou <ebotcazou@adacore.com>
3196 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3197 * config/sparc/sol2-unwind.h: New file.
3199 2009-10-11 Olivier Hainque <hainque@adacore.com>
3200 Eric Botcazou <ebotcazou@adacore.com>
3203 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3204 * config/i386/sol2-unwind.h: New file.
3206 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3209 * config/i386/i386.md (addsi_1_zext): Get the proper second
3212 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3214 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3215 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3218 2009-10-11 Richard Guenther <rguenther@suse.de>
3220 * gimple.c (iterative_hash_type_name): Do not handle special
3223 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3225 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3226 (*setcc_si_1_and): Ditto.
3227 (*setcc_si_1_movzbl): Ditto.
3228 (*setcc_<mode>_2): Ditto.
3229 (*setcc_qi): Rename from *setcc_1.
3230 (*setcc_qi_slp): Rename from *setcc_2.
3232 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3233 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3235 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3236 "if" condition, there is already assert with reload_completed present.
3238 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3240 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3242 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3244 * doc/install.texi (Final install): Refer to
3245 http://gcc.gnu.org/bugs/ for bug reporting.
3247 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3249 * configure.ac: Add test for dci instruction.
3250 * configure: Regenerate.
3251 * config.in: Likewise.
3252 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3253 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3254 (-mmulhw): Add 476 to description.
3255 (-mdlmzb): Likewise.
3256 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3257 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3258 (processor_target_table): Add 476 and 476fp entries.
3259 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3260 (rs6000_issue_rate): Add CPU_PPC476.
3261 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3262 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3263 (processor_type): Add PROCESSOR_PPC476.
3264 (EXTRA_SPECS): Add asm_cpu_476 string.
3265 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3266 (define_attr "cpu"): Add ppc476.
3268 Update comments for 476.
3269 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3270 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3271 Update copyright year.
3272 * config/rs6000/476.md: New file.
3273 * config/rs6000/40x.md: Add description for "isel" attribute.
3274 Update copyright year.
3275 * config/rs6000/440.md: Likewise.
3276 * config/rs6000/603.md: Likewise.
3277 * config/rs6000/6xx.md: Likewise.
3278 * config/rs6000/7450.md: Likewise.
3279 * config/rs6000/7xx.md: Likewise.
3280 * config/rs6000/8540.md: Likewise.
3281 * config/rs6000/cell.md: Likewise.
3282 * config/rs6000/e300c2c3.md: Likewise.
3283 * config/rs6000/e500mc.md: Likewise.
3284 * config/rs6000/mpc.md: Likewise.
3285 * config/rs6000/power4.md: Likewise.
3286 * config/rs6000/power5.md: Likewise.
3287 * config/rs6000/power6.md: Likewise.
3288 * config/rs6000/power7.md: Likewise.
3289 * config/rs6000/rios1.md: Likewise.
3290 * config/rs6000/rios2.md: Likewise.
3291 * config/rs6000/rs64.md: Likewise.
3293 2009-10-10 Richard Guenther <rguenther@suse.de>
3295 PR tree-optimization/41654
3296 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3297 a cond expr before calling gimple_cond_set_condition_from_tree.
3298 (ifcombine_iforif): Likewise.
3300 2009-10-09 Ian Lance Taylor <iant@google.com>
3302 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3303 * configure: Rebuild.
3305 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3307 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3310 2009-10-09 Richard Guenther <rguenther@suse.de>
3313 * target-def.h (TARGET_BUILTIN_DECL): Define.
3314 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3315 * target.h (struct gcc_target): Add builtin_decl target hook.
3316 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3317 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3319 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3320 not gcc_unreachable.
3321 (lto_output_builtin_tree): Sorry if the target does not support
3322 streaming target builtins.
3323 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3324 (rs6000_builtin_decl): New function.
3325 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3326 (ix86_builtin_decl): New function.
3328 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3330 PR preprocessor/41445
3331 * c-ppoutput.c (do_line_change): New function.
3332 (cb_line_change): Use it.
3333 (scan_translation_unit): Call do_line_change if
3334 avoid_paste or PREV_WHITE and token location is on a different line
3335 than print.src_line.
3338 * dwarf2out.c (dwarf2out_init): Test whether
3339 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3342 PR rtl-optimization/41646
3343 * calls.c (expand_call): For BLKmode types returned in registers
3344 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3347 2009-10-09 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/41634
3350 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3351 we remove the correct elements.
3352 (optimize_stmt): Make sure to update stmt operands before
3353 optimizing redundancies.
3355 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3357 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3359 2009-10-09 Richard Guenther <rguenther@suse.de>
3362 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3364 (lto_wrapper_exit): New function.
3366 (fatal_perror): Likewise.
3367 (fork_execute): Use global args_name, do not free it.
3368 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3369 * lto-streamer.h: Remove duplicate prototypes.
3371 2009-10-09 Richard Guenther <rguenther@suse.de>
3373 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3374 before calling stmt_can_throw_external.
3376 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3378 PR tree-optimization/40071
3379 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3380 pointer if the original data reference doesn't conflict with the
3381 created vector data reference. Fix long line.
3383 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3385 * config/i386/i386.md (any_div): New code iterator.
3386 (u): Handle div and udiv.
3388 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3390 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3391 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3392 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3393 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3395 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3397 * gcc.c (main): Remove trailing "." from diagnostics.
3399 2009-10-08 Cary Coutant <ccoutant@google.com>
3401 Add support for debugging with ICF (Identical Code Folding).
3402 * calls.c (debug.h): New #include.
3403 (emit_call_1): Call virtual_call_token debug hook.
3404 * common.opt (-fenable-icf-debug): New option.
3405 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3406 locations in the source).
3407 (poc_label_num): New variable.
3408 (dcall_entry, vcall_entry): New typedefs.
3409 (dcall_table, vcall_table): New variables.
3410 (struct vcall_insn): New type.
3411 (vcall_insn_table): New variable.
3412 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3413 (size_of_dcall_table): New function.
3414 (output_dcall_table): New function.
3415 (size_of_vcall_table): New function.
3416 (output_vcall_table): New function.
3417 (dwarf2out_direct_call): New function.
3418 (vcall_insn_table_hash): New function.
3419 (vcall_insn_table_eq): New function.
3420 (dwarf2out_virtual_call_token): New function.
3421 (dwarf2out_virtual_call): New function.
3422 (dwarf2out_init): Allocate new tables and sections.
3423 (prune_unused_types): Mark DIEs referenced from direct call table.
3424 (dwarf2out_finish): Output direct and virtual call tables.
3425 * final.c (final_scan_insn): Call direct_call and virtual_call
3427 * debug.h (struct gcc_debug_hooks): Add direct_call,
3428 virtual_call_token, virtual_call hooks.
3429 (debug_nothing_uid): New function.
3430 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3431 (debug_nothing_uid): New function.
3432 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3433 (xcoff_debug_hooks): Likewise.
3434 * sdbout.c (sdb_debug_hooks): Likewise.
3435 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3436 * doc/invoke.texi (-fenable-icf-debug): New option.
3438 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3441 * regmove.c (regmove_backward_pass): Replace src with dst in the
3442 debug insn, and check for dst before rather than after.
3444 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3446 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3447 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3449 2009-10-08 Jan Hubicka <jh@suse.cz>
3452 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3453 do not mark cgraph nodes as needed.
3454 (record_references_in_initializer): Add new only_vars parameter.
3455 * cgraph.h (record_references_in_initializer): New parameter.
3456 * varasm.c (assemble_variable): Update call.
3457 * varpool.c (varpool_analyze_pending_decls): Always look for
3460 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3462 * config/avr/avr.c (last_insn_address) Remove variable.
3463 (expand_prologue): Don't initialise last_insn_address variable.
3464 (final_prescan_insn): Don't output insn size.
3465 * config/avr/avr.opt (msize): Remove switch.
3466 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3469 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3471 * combine.c (label_tick_ebb_start): Fix comment.
3472 (combine_instructions): Set label_tick and label_tick_ebb_start before
3473 calling setup_incoming_promotions. Start them from 1. Increment
3474 label_tick instead of deriving it from the BB index. Rather than
3475 comparing ticks use the block from the previous iteration to decide
3476 whether to start a new EBB. Remove empty lines before function.
3478 2009-10-08 Michael Matz <matz@suse.de>
3481 * builtins.c (fold_builtin_isascii): Use fold_build2.
3482 (fold_builtin_isdigit): Ditto.
3483 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3484 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3485 remove_useless_stmts_cond, remove_useless_stmts_tf,
3486 remove_useless_stmts_tc, remove_useless_stmts_bind,
3487 remove_useless_stmts_goto, remove_useless_stmts_label,
3488 remove_useless_stmts_1, remove_useless_stmts,
3489 pass_remove_useless_stmts): Remove.
3490 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3491 * passes.c (init_optimization_passes): Don't add
3492 pass_remove_useless_stmts.
3493 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3494 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3496 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3497 for static constants.
3498 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3499 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3501 2009-10-08 Richard Guenther <rguenther@suse.de>
3503 * gimple.c (free_gimple_type_tables): New function.
3504 * gimple.h (free_gimple_type_tables): Declare.
3506 2009-10-07 Mark Heffernan <meheff@google.com>
3508 * ipa-prop.c (ipa_print_node_params) Only print
3509 names of named arguments.
3511 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3513 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3514 being statically linked.
3516 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3518 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3520 2009-10-08 Jan Hubicka <jh@suse.cz>
3523 * ipa.c (cgraph_externally_visible_p,
3524 function_and_variable_visibility,
3525 whole_program_function_and_variable_visibility): Skip non-finalized
3528 2009-10-08 Nick Clifton <nickc@redhat.com>
3530 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3533 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3536 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3538 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3541 * c-common.c (c_fully_fold_internal): Strip nops from the result
3542 of recursive calls to c_fully_fold_internal.
3543 (c_wrap_maybe_const): New.
3544 (c_save_expr): Use c_wrap_maybe_const.
3545 * c-common.h (c_wrap_maybe_const): Declare.
3546 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3547 build_binary_op): Use c_wrap_maybe_const.
3549 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3551 * real.c: Fix comment to reflect actual exponent size.
3553 2009-10-08 Ben Elliston <bje@au.ibm.com>
3555 * config/rs6000/a2.md: Add FSF comment header.
3557 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3559 * config/i386/i386.md (any_extend): New code iterator.
3560 (u, s): New code attributes.
3562 (DWIH): Rewrite as code iterator for SI and DI modes.
3563 (DWI): Rewrite as mode attribute.
3564 (dwi): New mode attribute.
3565 (di): Depend on SI mode and DI mode.
3566 (doubleint_general_operand): Remove mode attribute.
3568 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3571 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3572 (*sub<mode>3_doubleword): Ditto.
3574 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3575 using SWIM248 mode iterator.
3576 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3577 using SWI48 mode iterator.
3578 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3579 patterns using DWIH mode iterator and any_extend code iterator.
3580 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3581 using any_extend code iterator.
3582 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3583 patterns using DWIH mode iterator and any_extend code iterator.
3584 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3585 using any_extend code iterator.
3586 (<s>mul<mode>3_highpart): Macroize expander from
3587 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3588 and any_extend code iterator.
3589 (*<s>muldi3_highpart_1): Macroize insn from
3590 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3591 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3592 patterns using any_extend code iterator.
3593 (*<s>mulsi3_highpart_zext): Macroize insn from
3594 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3596 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3598 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3599 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3600 refering to a DIE with DW_AT_const_value.
3602 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3605 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3607 2009-10-06 Jan Hubicka <jh@suse.cz>
3609 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3612 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3614 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3615 *lea_2_rex64): Move before *add<mode>_1 pattern.
3617 2009-10-07 Jan Hubicka <jh@suse.cz>
3619 * collect2.c (main): Add -fno-whole-program.
3620 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3622 2009-10-07 Jan Hubicka <jh@suse.cz>
3624 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3625 has no address taken.
3626 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3628 (cgraph_clone_node): Clear externally_visible flag for clones.
3629 * cgraph.h (cgraph_only_called_directly_p,
3630 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3631 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3632 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3633 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3634 ipcp_insert_stage): Likwise.
3635 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3636 externally_visible flag.
3637 (verify_cgraph_node): Verify that inline clones look right.
3638 (process_function_and_variable_attributes): Do not set
3639 externally_visible flags.
3640 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3642 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3644 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3645 clear externally_visible when turning into inline clones
3646 (cgraph_mark_inline_edge): Use new predicates.
3647 (cgraph_estimate_growth): Likewise.
3648 (cgraph_decide_inlining): Likewise.
3649 * ipa.c (cgraph_postorder): Likewise.
3650 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3651 that inline clones are not needed.
3652 (cgraph_externally_visible_p): New predicate.
3653 (function_and_variable_visibility): Add whole_program parameter;
3654 always set externally_visible flag; handle COMDAT function
3656 (local_function_and_variable_visibility): New function.
3657 (gate_whole_program_function_and_variable_visibility): New function.
3658 (whole_program_function_and_variable_visibility): New function.
3659 (pass_ipa_whole_program_visibility): New function.
3660 * passes.c (init_optimization_passes): Add whole program visibility
3662 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3663 not care about needed/reachable flags.
3664 * varpool.c: Include flags.h
3665 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3666 (varpool_finalize_decl): When we are in LTO read-back, all variables
3668 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3670 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3672 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3675 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3677 * config.gcc: Don't include the makefile fragments intended for
3679 * config/s390/fixdfdi.h: File removed.
3680 * config/s390/libgcc-glibc.ver: File removed.
3681 * config/s390/s390.h: Remove the fixdfdi.h hack.
3682 * config/s390/t-crtstuff: File moved to libgcc dir.
3683 * config/s390/t-linux: Likewise.
3684 * config/s390/t-tpf: libgcc specific parts removed.
3685 * config/s390/t-linux64: Likewise.
3687 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3689 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3690 (lto-compress.o): Likewise.
3692 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3695 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3696 dllexport to class members here.
3697 (i386_pe_determine_dllimport_p): Only check static class data for
3699 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3700 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3701 functions for vague linkage.
3702 (i386_pe_type_dllexport_p): Fix formatting.
3703 (maybe_add_dllexport) New function.
3704 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3707 2009-10-07 Ben Elliston <bje@au.ibm.com>
3709 * config/rs6000/a2.md: Remove duplicated lines.
3711 2009-10-07 Ben Elliston <bje@au.ibm.com>
3713 * config.gcc (powerpc*-*-*): Handle a2.
3714 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3715 * config/rs6000/a2.md: New file.
3716 * config/rs6000/rs6000.opt (mno-update): New.
3717 (mupdate): Return to using a mask, not a var.
3718 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3719 (enum processor_type): Add PROCESSOR_PPCA2.
3720 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3721 (rs6000_override_options): Add "a2" to processor_target_table.
3722 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3723 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3725 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3727 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3728 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3729 reference to nonexistent gen_truncxfxf2 function.
3731 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3733 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3734 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3735 (general_operand): Handle TI mode.
3736 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3737 using SDWIM mode iterator.
3738 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3739 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3740 using DWI mode iterator.
3741 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3742 patterns using SWI mode iterator.
3743 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3744 using SWI48 mode iterator.
3745 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3746 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3747 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3748 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3749 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3750 using SDWIM mode iterator.
3751 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3752 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3753 using DWI mode iterator.
3754 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3755 patterns using SWI mode iterator.
3756 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3757 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3758 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3759 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3760 patterns using plusminus code iterator.
3761 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3762 sub<mode>3 patterns using plusminus code iterator.
3763 * config/i386/i386.c (override_options): Update the call to
3764 gen_subdi_carry_rex64 for renamed function.
3765 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3766 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3767 calls to instruction expanders.
3769 2009-10-06 Martin Jambor <mjambor@suse.cz>
3772 * opts.c (decode_options): Run IPA-SRA at -O2.
3774 2009-10-06 Richard Guenther <rguenther@suse.de>
3776 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3778 2009-10-06 Tobias Burnus <burnus@net-b.de>
3781 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3782 -flto and -fwhole-program flags can be combined.
3784 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3787 * gcc.c (process_command): Check that -o argument was specified.
3789 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3791 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3793 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3795 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3796 * doc/invoke.texi (Warning Options): Annotate allowed languages
3797 for -Wunsuffixed-float-constants.
3799 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3801 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3802 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3803 same name and isn't the main variant.
3806 * dwarf2out.c (loc_by_reference): Removed.
3807 (dw_loc_list_1): New function.
3808 (dw_loc_list): Remove toplev argument, add want_address argument.
3809 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3810 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3811 want_address == 2 to dw_loc_list. For successful dw_loc_list
3812 set have_address to 1 only if want_address is not 0.
3814 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3816 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3817 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3818 a code block followed by two pointers.
3819 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3820 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3821 (MIPS_MOVE): Likewise.
3822 (MIPS_LUI): Likewise.
3823 (MIPS_JR): Likewise.
3824 (MIPS_BAL): Likewise.
3825 (MIPS_NOP): Likewise.
3826 (mips_asm_trampoline_template): Delete.
3827 (mips_trampoline_code_size): New function.
3828 (mips_trampoline_init): Add shorter sequences for all cases
3829 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3830 Calculate the opcodes directly, rather than copying from a template.
3831 Only flush the code part of the trampoline.
3832 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3834 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3836 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3837 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3838 (INCOMING_RETURN_ADDR_RTX): Likewise.
3839 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3841 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3842 with RETURN_ADDR_REGNUM.
3843 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3844 * config/mips/mips.c (mips16_build_call_stub): Replace
3845 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3846 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3847 (mips_print_operand_punctuation): Likewise.
3848 (mips_frame_set): Likewise.
3849 (mips16e_output_save_restore): Likewise.
3850 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3851 (mips_save_reg_p): Likewise.
3852 (mips_return_addr): Likewise.
3853 (mips_set_return_address): Likewise.
3854 (mips_direct_save_slot_move_p): Likewise.
3855 (mips_output_function_prologue): Likewise.
3856 (mips_restore_reg): Likewise.
3857 (mips_expand_epilogue): Likewise.
3858 (mips_epilogue_uses): Likewise.
3859 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3860 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3861 (clear_hazard_<mode>): Likewise.
3862 (call_internal): Likewise.
3863 (call_internal_direct): Likewise.
3864 (call_direct_split): Likewise.
3865 (call_value_internal): Likewise.
3866 (call_value_split): Likewise.
3867 (call_value_internal_direct): Likewise.
3868 (call_value_direct_split): Likewise.
3869 (call_value_multiple_internal): Likewise.
3870 (call_value_multiple_split): Likewise.
3872 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3873 Jakub Jelinek <jakub@redhat.com>
3875 PR rtl-optimization/41511
3876 * combine.c (record_value_for_reg): Pass explicit values as argument
3877 to get_last_value_validate.
3878 (get_last_value_validate): Document INSN parameter.
3879 For non-readonly MEMs, assume they might have been modified if INSN
3880 was in another basic block.
3881 (get_last_value): Minor reformatting.
3883 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3886 * final.c (asm_str_count): Split out from asm_insn_count.
3887 * rtl.h (asm_str_count): New prototype.
3888 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3891 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3893 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3895 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3896 Rafael Espindola <espindola@google.com>
3898 * gengtype.c (write_types): Moved call to write_func_for_structure
3899 into seperate loops.
3901 2009-10-05 Richard Guenther <rguenther@suse.de>
3904 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3905 (input_cgraph_1): Input toplevel asms.
3907 2009-10-05 Richard Guenther <rguenther@suse.de>
3910 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3911 (external_aggregate_decl_p): Likewise.
3912 (lto_symtab_compatible): Re-structure. Remove dead code.
3913 For variables ignore toplevel qualifiers when comparing types.
3914 Issue warnings, not errors for mismatched user-alignment.
3916 2009-10-05 Richard Guenther <rguenther@suse.de>
3920 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3921 (struct lto_symtab_identifier_def): Likewise.
3922 (struct lto_symtab_decl_def): Likewise.
3923 (struct lto_symtab_entry_def): New.
3924 (lto_symtab_identifier_t): Rename to ...
3925 (lto_symtab_entry_t): ... this.
3926 (lto_symtab_decls): Remove.
3927 (lto_symtab_base_hash): Rename to ...
3928 (lto_symtab_entry_hash): ... this.
3929 (lto_symtab_base_eq): Rename to ...
3930 (lto_symtab_entry_eq): ... this.
3931 (lto_symtab_base_marked_p): Rename to ...
3932 (lto_symtab_entry_marked_p): ... this.
3933 (lto_symtab_identifier_marked_p): Remove.
3934 (lto_symtab_decl_marked_p): Likewise.
3935 (lto_symtab_maybe_init_hash_tables): Rename to ...
3936 (lto_symtab_maybe_init_hash_table): ... this.
3937 (lto_symtab_set_resolution_and_file_data): Remove.
3938 (lto_symtab_register_decl): New function.
3939 (lto_symtab_get_identifier): Remove.
3940 (lto_symtab_get): New function.
3941 (lto_symtab_get_resolution): Adjust.
3942 (lto_symtab_get_identifier_decl): Remove.
3943 (lto_symtab_set_identifier_decl): Likewise.
3944 (lto_symtab_merge_decl): Rename to ...
3945 (lto_symtab_merge): ... this. Rewrite.
3946 (lto_symtab_merge_var): Remove.
3947 (lto_symtab_merge_fn): Likewise.
3948 (lto_symtab_prevailing_decl): Adjust.
3949 (lto_cgraph_replace_node): New function.
3950 (lto_symtab_merge_decls_2): Likewise.
3951 (lto_symtab_merge_decls_1): Likewise.
3952 (lto_symtab_fixup_var_decls): Likewise.
3953 (lto_symtab_resolve_symbols): Likewise.
3954 (lto_symtab_merge_decls): Likewise.
3955 (lto_symtab_prevailing_decl): Adjust.
3956 (lto_symtab_get_symtab_def): Remove.
3957 (lto_symtab_get_file_data): Likewise.
3958 (lto_symtab_clear_resolution): Adjust.
3959 (lto_symtab_clear_resolution): Likewise.
3960 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3961 (input_cgraph_1): Likewise.
3962 * lto-streamer-in.c (get_resolution): Do not provide fake
3963 symbol resolutions here.
3964 (deferred_global_decls): Remove.
3965 (lto_register_deferred_decls_in_symtab): Likewise.
3966 (lto_register_var_decl_in_symtab): Change signature, register
3967 variable via lto_symtab_register_decl.
3968 (lto_register_function_decl_in_symtab): Likewise.
3969 (lto_read_tree): Adjust.
3970 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3971 (lto_symtab_merge_var): Likewise.
3972 (lto_symtab_merge_fn): Likewise.
3973 (lto_symtab_register_decl): Declare.
3974 (lto_symtab_merge_decls): Likewise.
3976 2009-10-05 Richard Guenther <rguenther@suse.de>
3978 PR tree-optimization/23821
3979 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3980 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3981 simple IV increments.
3983 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3985 * config/arm/arm.c (arm_override_options): Really initialize
3986 flag_dwarf2_cfi_asm to 0.
3988 2009-10-05 Doug Kwan <dougkwan@google.com>
3990 PR rtl-optimization/41574
3991 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3992 floating point and we are not doing unsafe math optimizations.
3994 2009-10-03 Simon Baldwin <simonb@google.com>
3995 Cary Coutant <ccoutant@google.com>
3996 Rafael Espindola <espindola@google.com>
3997 Richard Guenther <rguenther@suse.de>
3998 Jan Hubicka <jh@suse.cz>
3999 Doug Kwan <dougkwan@google.com>
4000 H.J. Lu <hongjiu.lu@intel.com>
4001 Bill Maddox <maddox@google.com>
4002 Ryan Mansfield <rmansfield@qnx.com>
4003 Diego Novillo <dnovillo@google.com>
4004 Ollie Wild <aaw@google.com>
4005 Kenneth Zadeck <zadeck@naturalbridge.com>
4007 * lto-cgraph.c: New file.
4008 * lto-compress.c: New file.
4009 * lto-compress.h: New file.
4010 * lto-opts.c: New file.
4011 * lto-section-in.c: New file.
4012 * lto-section-out.c: New file.
4013 * lto-streamer-in.c: New file.
4014 * lto-streamer-out.c: New file.
4015 * lto-streamer.c: New file.
4016 * lto-streamer.h: New file.
4017 * lto-symtab.c: New file.
4018 * lto-wpa-fixup.c: New file.
4019 * lto-wrapper.c: New file.
4021 2009-10-03 Simon Baldwin <baldwin@google.com>
4022 Ben Elliston <bje@au.ibm.com>
4023 Rafael Espindola <espindola@google.com>
4024 Nathan Froyd <froydnj@codesourcery.com>
4025 Jan Hubicka <jh@suse.cz>
4026 Doug Kwan <dougkwan@google.com>
4027 Diego Novillo <dnovillo@google.com>
4028 Kenneth Zadeck <zadeck@naturalbridge.com>
4030 * Makefile.in (enable_lto): New.
4031 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4032 (LINKER_PLUGIN_API_H): Define.
4033 (LTO_SYMTAB_H): Define.
4034 (LTO_STREAMER_H): Define.
4035 (TREE_VECTORIZER_H): Define.
4036 (INCLUDES): Add LIBELFINC.
4037 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4038 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4039 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4040 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4041 (native): Add lto-wrapper$(exeext)
4042 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4043 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4044 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4045 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4046 (varasm.o): Add dependency on tree-iterator.h.
4047 (cgraph.o): Add dependency on cif-code.def.
4048 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4049 (ipa-pure-const.o): Likewise.
4050 (GTFILES): Add lto-symtab.c.
4051 (install-lto-wrapper): New.
4052 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4053 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4054 * config.in: Regenerate.
4056 2009-10-03 Rafael Espindola <espindola@google.com>
4057 Diego Novillo <dnovillo@google.com>
4059 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4060 ipa_write_summaries.
4061 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4063 (cgraph_optimize): Make extern.
4065 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4066 Kenneth Zadeck <zadeck@naturalbridge.com>
4068 * toplev.c (in_lto_p): Declare.
4069 * collect2.c (scan_prog_file): Read all the output when reading
4070 information for LTO.
4071 (enum lto_mode_d): Declare.
4073 2009-10-03 Richard Guenther <rguenther@suse.de>
4074 Diego Novillo <dnovillo@google.com>
4076 * gimple.c: Include target.h and alias.h.
4077 (gimple_types): Declare.
4078 (type_hash_cache): Declare.
4079 (gimple_alloc_stat): Make extern.
4080 (gimple_build_eh_must_not_throw): Call
4081 gimple_eh_must_not_throw_set_fndecl.
4082 (struct type_pair_d): Declare.
4083 (type_pair_t): Declare.
4084 (type_pair_hash): New.
4085 (type_pair_eq): New.
4086 (lookup_type_pair): New.
4087 (gimple_force_type_merge): New.
4088 (compare_type_names_p): New.
4089 (compare_field_offset): New.
4090 (gimple_types_compatible_p): New.
4091 (struct sccs): Declare.
4092 (next_dfs_num): Declare.
4093 (iterative_hash_gimple_type): New.
4095 (iterative_hash_type_name): New.
4096 (iterative_hash_gimple_type): New.
4097 (gimple_type_hash): New.
4098 (gimple_type_eq): New.
4099 (gimple_register_type): New.
4100 (print_gimple_types_stats): New.
4101 (gimple_signed_or_unsigned_type): New.
4102 (gimple_unsigned_type): New.
4103 (gimple_signed_type): New.
4104 (gimple_get_alias_set): New.
4105 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4106 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4107 (gimple_force_type_merge): Declare.
4108 (gimple_types_compatible_p): Declare.
4109 (gimple_register_type): Declare.
4110 (print_gimple_types_stats): Declare.
4111 (gimple_unsigned_type): Declare.
4112 (gimple_signed_type): Declare.
4113 (gimple_get_alias_set): Declare.
4114 (gimple_eh_must_not_throw_set_fndecl): New.
4116 2009-10-03 Jan Hubicka <jh@suse.cz>
4117 Kenneth Zadeck <zadeck@naturalbridge.com>
4119 * ipa-pure-const.c: Include lto-streamer.h.
4120 (register_hooks): Factor out of ...
4121 (generate_summary): ... here.
4122 (pure_const_write_summary): New.
4123 (pure_const_read_summary): New.
4124 (pass_ipa_pure_const): Add pure_const_write_summary and
4125 pure_const_read_summary.
4126 * ipa-reference.c: Include lto-streamer.h.
4127 (add_new_function): New.
4128 (remove_node_data): New.
4129 (duplicate_node_data): New.
4130 (ipa_init): Guard against multiple calls.
4131 Move hook setup from analyze_function.
4132 (write_node_summary_p): New.
4133 (ipa_reference_write_summary): New.
4134 (ipa_reference_read_summary): New.
4135 (pass_ipa_reference): Add ipa_reference_write_summary and
4136 ipa_reference_read_summary.
4137 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4138 (struct cgraph_edge): Add fields lto_stmt_uid and
4139 call_stmt_cannot_inline_p.
4140 (cgraph_optimize): Declare.
4141 (cgraph_decide_is_function_needed): Declare.
4142 (reset_inline_failed): Declare.
4143 (enum LTO_cgraph_tags): Declare.
4144 (LTO_cgraph_tag_names): Declare.
4145 (LCC_NOT_FOUND): Define.
4147 2009-10-03 Doug Kwan <dougkwan@google.com>
4148 Rafael Espindola <espindola@google.com>
4149 Jan Hubicka <jh@suse.cz>
4150 Diego Novillo <dnovillo@google.com>
4151 Kenneth Zadeck <zadeck@naturalbridge.com>
4153 * passes.c (all_regular_ipa_passes): New.
4154 (all_ipa_passes): Rename to all_small_ipa_passes.
4155 (init_optimization_passes): Init all_regular_ipa_passes.
4156 * tree-pass.h (all_regular_ipa_passes): New.
4157 (all_ipa_passes): Rename to all_small_ipa_passes.
4158 * passes.c (all_lto_gen_passes): New.
4159 (init_optimization_passes): Initialize all_lto_gen_passes.
4160 (execute_ipa_summary_passes): Make non-static.
4161 (ipa_write_summaries_1): New.
4162 (ipa_write_summaries_2): New.
4163 (ipa_write_summaries): New.
4164 (ipa_write_summaries_of_cgraph_node_set): New.
4165 (ipa_read_summaries_1): New.
4166 (ipa_read_summaries): New.
4167 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4168 (execute_regular_ipa_pass_list): Remove.
4169 (init_optimization_passes): Schedule
4170 pass_rebuild_cgraph_edges and pass_early_inline outside
4171 of pass_all_early_optimizations. Document reason.
4172 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4173 pass_ipa_lto_finish_out): New pass.
4174 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4175 (execute_all_ipa_transforms): New.
4176 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4177 (dump_properties, debug_properties): New.
4178 * tree-optimize.c (gate_all_early_local_passes): Return
4179 false if we are in lto1.
4180 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4181 * tree-pass.h (execute_all_ipa_transforms): Declare.
4182 (pass_ipa_function_and_variable_visibility): Declare.
4183 (pass_ipa_early_inline): Declare.
4184 (pass_ipa_lto_gimple_out): Declare.
4185 (pass_ipa_lto_wpa_fixup): Declare.
4186 (pass_ipa_lto_finish_out): Declare.
4187 (all_small_ipa_passes, all_regular_ipa_passes,
4188 all_lto_gen_passes): Declare.
4189 (execute_ipa_summary_passes): Declare.
4190 (execute_all_ipa_transforms): Declare.
4191 (ipa_write_summaries): Declare
4192 (ipa_write_summaries_of_cgraph_node_set): Declare.
4193 (ipa_read_summaries): Declare.
4195 2009-10-03 Doug Kwan <dougkwan@google.com>
4196 Ollie Wild <aaw@google.com>
4198 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4200 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4201 (lto_mode): New variable.
4202 (maybe_run_lto_and_relink): Handle the -fwpa option.
4203 (main): Handle the -fwpa option.
4204 (maybe_unlink_list): New function.
4205 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4206 * common.opt (flto): New flag.
4207 * toplev.c (flag_generate_lto): Declare.
4209 2009-10-03 Simon Baldwin <simonb@google.com>
4211 * common.opt (flto-compression-level): New flag.
4213 * opts.c: Include lto-opts.h.
4214 (handle_option): Call lto_register_user_option for each
4215 valid option handled.
4216 (decode_options): Clear registered options before the options
4219 2009-10-03 Cary Coutant <ccoutant@google.com>
4221 * collect2.c (is_elf): New function.
4222 (scan_prog_file): Require LTO object to be in ELF format.
4224 2009-10-03 Rafael Espindola <espindola@google.com>
4226 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4227 libgcc to the linker.
4229 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4231 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4232 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4234 * collect2.h (collect_execute): Add flags argument.
4235 * tlink.c (tlink_execute): Update call to collect_execute.
4236 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4237 (use_linker_plugin): New.
4238 (use_linker_plugin_spec_function): New.
4239 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4240 (linker_plugin_file_spec): New.
4241 (lto_wrapper_spec): New.
4242 (lto_gcc_spec): New.
4243 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4244 (static_spec_functions): Add use-linker-plugin.
4245 (process_command): Handle -use-linker-plugin.
4246 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4247 linker_plugin_file_spec and lto_gcc_spec.
4248 (use_linker_plugin_spec_function): New.
4250 2009-10-03 Richard Guenther <rguenther@suse.de>
4254 * tree.h (is_lang_specific): Include LANG_TYPE.
4255 * tree.c (find_decls_types_r): Manually add interesting parts
4256 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4258 * gimple.c (type_pair_hash): Make symmetric.
4259 (type_pair_eq): Likewise.
4260 (lookup_type_pair): Increase initial hashtable size.
4261 (gimple_force_type_merge): Rely on type-pair symmetry.
4262 (visit): Remove excessive checking code.
4263 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4264 (gimple_register_type): Remove getenv calls, shrink initial
4268 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4269 inline functions if not generating lto output.
4272 * toplev.c (finalize): In WPA mode remove the asm file.
4274 2009-10-03 Doug Kwan <dougkwan@google.com>
4276 * ipa-inline.c (cgraph_mark_inline): Check
4277 edge->call_stmt_cannot_inline_p instead of calling
4278 gimple_call_cannot_inline_p.
4279 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4280 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4281 (inline_generate_summary): Do nothing in LTRANS.
4282 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4283 exists before calling gimple_call_cannot_inline_p.
4284 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4285 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4286 Update new_edge->lto_stmt_uid.
4287 * cgraphbuild.c (reset_inline_failed): New.
4289 * common.opt (fwpa): New flag.
4290 (fltrans): New option.
4291 * gcc.c (gcc_lto_option_t): New type.
4292 (current_lto_option): New variable.
4293 (lto_single_spec_function): Remove and is replaced by ..
4294 (lto_option_spec_function): New function.
4295 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4296 passing the -flto flag.
4297 (cc1_options): Separate non-LTO related parts into ..
4298 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4299 (lto1_options): New spec for lto FE.
4300 (link_lto_options): New spec for handling LTO flags in linker.
4301 (invoke_lto_single): Re-format to fit in 80 column. Replace
4302 lto-single with lto-option.
4303 (static_specs): Add cc1_non_lto_options, lto1_options and
4305 (static_spec_function): Replace lto-single with lto-option.
4306 (process_command): Handle -flto, -fwpa and -fltran by setting
4307 current_lto_option and not passing it to subprocess unconditionally.
4309 2009-10-03 Bill Maddox <maddox@google.com>
4311 Add `gcc' driver support for link-time code generation (LTO).
4313 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4314 (lto_flag, lto_objects, lto_o_file): New variables.
4315 (struct lto_object, struct lto_object_list): New structures.
4316 (collect_exit, handler): Remove LTO temporary output file on exit.
4317 (add_lto_object): New function.
4318 (maybe_run_lto_and_relink): New function. Perform link time code
4319 generation and relinking for object files containing LTO information.
4320 (main): Invoke maybe_run_lto_and_relink().
4321 (dump_argv): New function. For debugging, currently disabled.
4322 (scan_prog_file): Add LTO information pass.
4323 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4325 * toplev.c (compile_file): Emit assembler directive to create
4326 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4328 2009-10-03 Diego Novillo <dnovillo@google.com>
4330 * c.opt: Add LTO to warn_abi and warn_psabi.
4332 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4333 inline function. Ignore language-specific nodes. Update all users.
4334 (find_decls_types_r): Do not traverse the subtrees of
4335 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4336 * tree.h (is_lang_specific): New.
4337 * langhooks.h (struct lang_hooks_for_decls): Remove
4338 may_need_assembler_name_p. Update all users.
4340 * c-common.c (set_builtin_user_assembler_name): Move ...
4341 * builtins.c (set_builtin_user_assembler_name): ... here.
4342 (is_builtin_name): Add comment
4343 (is_builtin_fn): New.
4344 * except.c (output_ttype): Only call
4345 lookup_type_for_runtime if TYPE is not a runtime type.
4347 * passes.c (register_pass): Call position_pass on
4348 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4349 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4350 (TV_IPA_LTO_DECL_IO): Define.
4351 (TV_IPA_LTO_CGRAPH_IO): Define.
4353 (TV_WHOPR_WPA): Define.
4354 (TV_WHOPR_WPA_IO): Define.
4355 (TV_WHOPR_LTRANS): Define.
4356 (TV_WHOPR_WPA_FIXUP): Define.
4357 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4358 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4359 * tree-flow.h (tree_node_can_be_shared): Declare.
4360 * tree-inline.c (tree_can_inline_p): Check that E has a
4361 statement associated with it.
4362 * tree.c (free_lang_data_in_binf): Factor out of ...
4363 (free_lang_data_in_type): ... here.
4364 Call RECORD_OR_UNION_TYPE_P.
4365 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4366 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4367 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4368 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4369 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4370 (gate_free_lang_data): Return true if flag_generate_lto is set.
4371 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4372 * c-common.h (set_builtin_user_assembler_name): Move ...
4373 * tree.h (set_builtin_user_assembler_name): ... here.
4375 * common.opt (flto-report): New flag.
4376 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4377 * collect2.c (scan_prog_file): Send the error output of
4378 'nm' to HOST_BIT_BUCKET.
4380 2009-10-03 Ollie Wild <aaw@google.com>
4382 * langhooks-def.h (lhd_begin_section): New function declaration.
4383 (lhd_write_section): New function declaration.
4384 (lhd_end_section): New function declaration.
4385 (LANG_HOOKS_BEGIN_SECTION): New macro.
4386 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4387 (LANG_HOOKS_END_SECTION): New macro.
4388 (LANG_HOOKS_LTO): New macro.
4389 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4390 * langhooks.c (output.h): Add include.
4391 (saved_section): New static variable.
4392 (lhd_begin_section): New function.
4393 (lhd_write_section_data): New function.
4394 (lhd_end_section): New function.
4395 * langhooks.h (struct lang_hooks_for_lto): New structure.
4396 (struct lang_hooks): Add member lto.
4397 * Makefile.in (langhooks.o): Add dependency on output.h.
4399 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4401 2009-10-03 Richard Guenther <rguenther@suse.de>
4403 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4406 2009-10-03 Simon Baldwin <simonb@google.com>
4407 Richard Guenther <rguenther@suse.de>
4408 Janis Johnson <janis187@us.ibm.com>
4409 Doug Kwan <dougkwan@google.com>
4410 Diego Novillo <dnovillo@google.com>
4411 Ramana Radhakrishnan <ramana.r@gmail.com>
4412 Ollie Wild <aaw@google.com>
4414 * doc/install.texi: Add documentation for libelf and --enable-lto.
4415 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4416 -flto-report, -flto-compression-level and -use-linker-plugin.
4417 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4418 Add section for LTO Testing.
4420 2009-10-02 Cary Coutant <ccoutant@google.com>
4422 Add support for comdat type sections for DWARF v4.
4423 Merge from dwarf4 branch.
4425 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4426 (dw_die_ref): Define vector type.
4427 (enum dw_val_class): Add dw_val_class_data8.
4428 (struct dw_val_struct): Add v.val_data8.
4429 (comdat_type_node_ref): New type.
4430 (struct die_struct): Move die_symbol into a union; add new field
4431 die_type_node. Change all uses.
4432 (comdat_type_node): New type.
4433 (skeleton_chain_node): New type.
4434 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4435 (comdat_type_list): New variable.
4436 (dwarf_tag_name): Add DW_TAG_type_unit.
4437 (dwarf_attr_name): Add DW_AT_signature.
4438 (add_AT_data8): New function.
4439 (replace_child): New function.
4440 (move_all_children): New function.
4441 (print_signature): New function.
4442 (print_die): Print signature information; add dw_val_class_data8.
4443 (attr_checksum): Support dw_val_class_data8.
4444 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4445 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4446 (checksum_sleb128, checksum_uleb128): New functions.
4447 (checksum_die_context): New function.
4448 (loc_checksum_ordered): New function.
4449 (attr_checksum_ordered): New function.
4450 (struct checksum_attributes): New structure.
4451 (collect_checksum_attributes): New function.
4452 (die_checksum_ordered): New function.
4453 (generate_type_signature): New function.
4454 (same_dw_val_p): Add dw_val_class_data8.
4455 (is_symbol_die): Use new is_declaration_die function.
4456 (is_declaration_die): New function.
4457 (should_move_die_to_comdat): New function.
4458 (clone_die): New function.
4459 (clone_tree): New function.
4460 (clone_as_declaration): New function.
4461 (copy_declaration_context): New function.
4462 (generate_skeleton_ancestor_tree): New function.
4463 (generate_skeleton_bottom_up): New function.
4464 (generate_skeleton): New function.
4465 (remove_child_or_replace_with_skeleton): New function.
4466 (break_out_comdat_types): New function.
4467 (struct decl_table_entry): New type.
4468 (htab_decl_hash): New function.
4469 (htab_decl_eq): New function.
4470 (htab_decl_del): New function.
4471 (copy_ancestor_tree): New function.
4472 (copy_decls_walk): New function.
4473 (copy_decls_for_unworthy_types): New function.
4474 (build_abbrev_table): Don't assert on missing die_symbol when doing
4475 comdat type sections.
4476 (size_of_die): Use DW_FORM_sig8 for external references. Add
4478 (unmark_dies): Don't assert for unmarked dies when doing comdat
4480 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4481 (output_signature): New function.
4482 (output_die): Likewise.
4483 (output_compilation_unit_header): Mark output as DWARF version 3
4484 even if generating DWARF 4.
4485 (output_comdat_type_unit): New function.
4486 (output_line_info): Mark output as DWARF version 3 even if generating
4488 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4490 (dwarf2out_end_source_file): Likewise.
4491 (prune_unused_types_walk_attribs): Don't follow references into
4492 comdat type sections.
4493 (prune_unused_types_mark): When generating type units, do not mark
4494 children of non-defining declarations of types; do mark children of
4496 (prune_unused_types): Process comdat type sections.
4497 (htab_ct_hash): New function.
4498 (htab_ct_eq): New function.
4499 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4500 Add a pointer to the line table from type unit entries so
4501 DW_AT_decl_file has meaning.
4502 * varasm.c (default_elf_asm_named_section): Use identifier name as
4503 comdat key instead of lang hook.
4505 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4507 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4509 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4511 * config/i386/i386.md (SWIM248): New mode iterator.
4512 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4513 divmodhi4 patterns using SWIM248 macro.
4514 (*divmod<mode>4): Macroize insn_and_split pattern from
4515 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4516 and their corresponding splitters usign SWIM248 macro. Split SImode
4517 insn to generate cltd and DImode insn to generate cqto instead of
4518 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4519 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4520 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4521 *divmodsi_noext patterns using SWIM248 macro.
4522 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4523 udivmodhi4 patterns using SWIM248 macro.
4524 (*udivmod<mode>4): Macroize insn_and_split pattern from
4525 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4526 corresponding splitters using SWIM248 macro.
4527 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4528 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4530 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4532 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4533 of zero-sized element is zero-sized regardless of its extent.
4535 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4538 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4539 * configure: Regenerated.
4540 * config.in: Regenerated.
4541 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4542 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4543 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4544 not emitting .eh_frame, emit .cfi_sections .debug_frame
4549 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4550 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4552 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4553 vars use DECL_RTL with resetting it back to NULL afterwards.
4554 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4555 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4556 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4557 the attribute type allows it, otherwise use DW_FORM_dataN.
4558 (mem_loc_descriptor): Handle CONST_STRING.
4559 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4560 Handle MEM with CONST_STRING address using add_AT_string.
4561 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4562 CONST_STRING for const arrays initialized with a string literal.
4563 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4564 (dwarf2out_finish): Call resolve_addr.
4566 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4567 Maxim Kuvyrkov <maxim@codesourcery.com>
4569 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4571 2009-10-02 Nick Clifton <nickc@redhat.com>
4573 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4574 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4576 2009-10-01 Jan Hubicka <jh@suse.cz>
4578 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4579 (cgraph_create_virtual_clone): Just pass redirect_callers
4581 * cgraph.h (cgraph_clone_node): Update prototype.
4582 * ipa-pure-const.c (self_recursive_p): New function.
4583 (propagate): Use it.
4584 * ipa-inline.c (cgraph_clone_inlined_nodes,
4585 cgraph_decide_recursive_inlining): Update.
4587 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4589 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4590 instructions for TARGET_OCTEON.
4592 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4594 * config/arm/arm.c (arm_override_options): Turn off
4595 flag_dwarf2_cfi_asm for AAPCS variants.
4597 2009-10-01 Martin Jambor <mjambor@suse.cz>
4600 * tree-sra.c (convert_callers): Do not call
4601 compute_inline_parameters on one caller more than once.
4603 2009-10-01 Nick Clifton <nickc@redhat.com>
4605 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4606 an empty string if not already defined.
4608 2009-10-01 Martin Jambor <mjambor@suse.cz>
4611 * tree-sra.c (is_va_list_type): New function.
4612 (find_var_candidates): Call is_va_list_type.
4613 (find_param_candidates): Check that the type or the type pointed
4614 to are not va_list types.
4616 2009-10-01 Martin Jambor <mjambor@suse.cz>
4619 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4620 DECL_ARTIFICIAL (param_decl) is true.
4622 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4624 * tree.h (tree_decl_common::lang_flag_8): New.
4625 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4627 * c-common.h (RID_CONSTEXPR): New.
4629 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4631 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4632 Use ref-all pointers.
4633 (alpha_gimplify_va_arg): Ditto.
4635 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4638 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4639 before insn counting loop now that BB_END (bb) is counted. Ensure
4640 the return value isn't zero.
4642 2009-09-30 Nick Clifton <nickc@redhat.com>
4644 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4645 with separate definitions of c_target_objs and cxx_target_objs.
4646 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4648 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4649 sh_symbian_import_export_class.
4650 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4651 * config/sh/symbian.c: Delete, moving code into...
4652 * config/sh/symbian-base.c: ... here
4653 * config/sh/symbian-c.c: ... and here
4654 * config/sh/symbian-cxx.c: ... and here.
4656 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4659 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4660 of plus RTX into register.
4662 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4664 * doc/install.texi: Linguistic and markup fixes.
4665 (Configuration) <--disable-cpp>: Remove description.
4666 <--enable-maintainer-mode>: Autotools files are affected, too.
4667 <--with-sysroot>: Improve description.
4668 (Building): Bump required GNU make version.
4670 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4672 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4673 (x86_64-*-*): Ditto.
4675 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4676 intrinisics for FMA4.
4677 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4678 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4679 Add FMA4 check and fma4intrin.h.
4680 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4682 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4683 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4684 constant for FMA4 support.
4685 (UNSPEC_FMA4_FMADDSUB): Ditto.
4686 (UNSPEC_FMA4_FMSUBADD): Ditto.
4687 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4688 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4689 (ix86_expand_fma4_multiple_memory): Ditto.
4690 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4691 (OPTION_MASK_ISA_FMA4_UNSET): New.
4692 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4693 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4694 (ix86_handle_option): Handle -mfma4.
4695 (isa_opts): Handle -mfma4.
4696 (enum pta_flags): Add PTA_FMA4.
4697 (override_options): Add FMA4 support.
4698 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4699 (IX86_BUILTIN_VFMADDSD): Ditto.
4700 (IX86_BUILTIN_VFMADDPS): Ditto.
4701 (IX86_BUILTIN_VFMADDPD): Ditto.
4702 (IX86_BUILTIN_VFMSUBSS): Ditto.
4703 (IX86_BUILTIN_VFMSUBSD): Ditto.
4704 (IX86_BUILTIN_VFMSUBPS): Ditto.
4705 (IX86_BUILTIN_VFMSUBPD): Ditto.
4706 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4707 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4708 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4709 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4710 (IX86_BUILTIN_VFNMADDSS): Ditto.
4711 (IX86_BUILTIN_VFNMADDSD): Ditto.
4712 (IX86_BUILTIN_VFNMADDPS): Ditto.
4713 (IX86_BUILTIN_VFNMADDPD): Ditto.
4714 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4715 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4716 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4717 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4718 (IX86_BUILTIN_VFMADDPS256): Ditto.
4719 (IX86_BUILTIN_VFMADDPD256): Ditto.
4720 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4721 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4722 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4723 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4724 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4725 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4726 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4727 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4728 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4729 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4730 (enum multi_arg_type): New enum for describing the various FMA4
4731 intrinsic argument types.
4732 (bdesc_multi_arg): New table for FMA4 intrinsics.
4733 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4734 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4736 (ix86_expand_builtin): Add FMA4 intrinsic support.
4737 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4738 operand instructions.
4739 (ix86_expand_fma4_multiple_memory): New function to split the
4740 second memory reference from FMA4 instructions.
4741 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4742 (ssemodesuffixf2s): Ditto.
4743 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4745 (fma4_fmsub<mode>4): Ditto.
4746 (fma4_fnmadd<mode>4): Ditto.
4747 (fma4_fnmsub<mode>4): Ditto.
4748 (fma4_vmfmadd<mode>4): Ditto.
4749 (fma4_vmfmsub<mode>4): Ditto.
4750 (fma4_vmfnmadd<mode>4): Ditto.
4751 (fma4_vmfnmsub<mode>4): Ditto.
4752 (fma4_fmadd<mode>4256): Ditto.
4753 (fma4_fmsub<mode>4256): Ditto.
4754 (fma4_fnmadd<mode>4256): Ditto.
4755 (fma4_fnmsub<mode>4256): Ditto.
4756 (fma4_fmaddsubv8sf4): Ditto.
4757 (fma4_fmaddsubv4sf4): Ditto.
4758 (fma4_fmaddsubv4df4): Ditto.
4759 (fma4_fmaddsubv2df4): Ditto.
4760 (fma4_fmsubaddv8sf4): Ditto.
4761 (fma4_fmsubaddv4sf4): Ditto.
4762 (fma4_fmsubaddv4df4): Ditto.
4763 (fma4_fmsubaddv2df4): Ditto.
4764 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4765 instructions for intrinsics.
4766 (fma4i_fmsub<mode>4): Ditto.
4767 (fma4i_fnmadd<mode>4): Ditto.
4768 (fma4i_fnmsub<mode>4): Ditto.
4769 (fma4i_vmfmadd<mode>4): Ditto.
4770 (fma4i_vmfmsub<mode>4): Ditto.
4771 (fma4i_vmfnmadd<mode>4): Ditto.
4772 (fma4i_vmfnmsub<mode>4): Ditto.
4773 (fma4i_fmadd<mode>4256): Ditto.
4774 (fma4i_fmsub<mode>4256): Ditto.
4775 (fma4i_fnmadd<mode>4256): Ditto.
4776 (fma4i_fnmsub<mode>4256): Ditto.
4777 (fma4i_fmaddsubv8sf4): Ditto.
4778 (fma4i_fmaddsubv4sf4): Ditto.
4779 (fma4i_fmaddsubv4df4): Ditto.
4780 (fma4i_fmaddsubv2df4): Ditto.
4781 (fma4i_fmsubaddv8sf4): Ditto.
4782 (fma4i_fmsubaddv4sf4): Ditto.
4783 (fma4i_fmsubaddv4df4): Ditto.
4784 (fma4i_fmsubaddv2df4): Ditto.
4786 * doc/invoke.texi (-mfma4): Add documentation.
4787 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4789 2009-09-29 Richard Henderson <rth@redhat.com>
4791 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4792 an edge to the new destination block.
4794 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4797 * pa.c (hppa_profile_hook): Use
4798 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4800 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4801 Alexander Monakov <amonakov@ispras.ru>
4804 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4805 (not_postinc_memory_operand): New.
4806 (not_postinc_move_operand): New.
4807 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4808 (*cmovsi_internal): Ditto.
4810 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4812 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4813 restrict issue_rate in first pass when scheduling for register
4816 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4817 Rafael Avila de Espindola <espindola@google.com>
4819 * gengtype.c (plugin_output): New.
4820 (get_output_file_with_visibility): Return plugin_output for plugins.
4821 (main): Parse and use the -P option.
4822 * gty.texi: Update the command line format.
4824 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4827 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4829 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4830 out if !const_ok_for_output.
4833 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4834 case VAR_LOCATION>: Remove gcc_unreachable ().
4836 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4838 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4839 (x86_64-*-*): Ditto.
4840 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4841 back to smmintrin.h.
4842 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4843 * config/i386/x86intrin.h: Remove SSE5.
4844 * config/i386/mmintrin-common.h: Delete file.
4845 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4847 2009-09-29 Richard Guenther <rguenther@suse.de>
4849 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4850 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4852 2009-09-29 Nick Clifton <nickc@redhat.com>
4854 * function.c (current_function_name): If there is no current
4855 function just return "<none>".
4857 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4859 * tree-pass.h (register_pass_info): New structure.
4860 (pass_positioning_ops): Move enum from gcc-plugin.h.
4861 (register_pass): New function.
4862 * gcc-plugin.h (plugin_pass): Delete structure.
4863 (pass_positioning_ops): Delete enum.
4864 * plugin.c (regsiter_pass): Delete function.
4865 (position_pass): Delete function.
4866 (added_pass_nodes): Delete variable.
4867 (prev_added_pass_nodes): Delete variable.
4868 (pass_list_node): Delete structure.
4869 * passes.c (make_pass_instance): New function.
4870 (next_pass_1): Change to call make_pass_instance.
4871 (pass_list_node): Move structure from gcc-plugin.h.
4872 (added_pass_nodes): Move variable from plugin.c.
4873 (prev_added_pass_nodes): Move variable from plugin.c.
4874 (position_pass): New function.
4875 (register_pass): New function.
4877 2009-09-28 Easwaran Raman <eraman@google.com>
4879 * ifcvt.c (noce_try_abs): Recognize pattern and call
4880 expand_one_cmpl_abs_nojump.
4881 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4882 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4884 2009-09-28 Ian Lance Taylor <iant@google.com>
4887 * c-opts.c (c_common_handle_option): Don't set
4888 warn_jump_misses_init for -Wall.
4889 * doc/invoke.texi (Warning Options): Update documentation.
4891 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4893 * Makefile.in ($(out_object_file)): Depend on
4894 gt-$(basename $(notdir $(out_file))).h.
4896 2009-09-28 Richard Henderson <rth@redhat.com>
4898 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4899 * except.c (gen_eh_region): Set it.
4900 (duplicate_eh_regions_1): Copy it.
4901 * tree-eh.c (lower_resx): Use it to determine which function
4904 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4905 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4906 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4907 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4908 BUILT_IN_CXA_END_CLEANUP if necessary.
4910 * c-common.c (c_define_builtins): Update call to
4911 build_common_builtin_nodes.
4913 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4915 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4917 2009-09-28 Michael Matz <matz@suse.de>
4919 * builtins.c (interclass_mathfn_icode): New helper.
4920 (expand_builtin_interclass_mathfn): Use it here, and split folding
4922 (fold_builtin_interclass_mathfn): ... this new folder.
4923 (build_call_nofold_loc): New static helper.
4924 (build_call_nofold): New wrapper macro for above.
4925 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4926 (expand_builtin_pow): Ditto.
4927 (expand_builtin_memset_args): Ditto.
4928 (expand_builtin_printf): Ditto.
4929 (expand_builtin_fprintf): Ditto.
4930 (expand_builtin_sprintf): Ditto.
4931 (expand_builtin_memory_chk): Ditto.
4932 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4933 (expand_builtin_stpcpy): Ditto.
4934 (expand_builtin_strcmp): Ditto.
4935 (expand_builtin_strncmp): Ditto.
4936 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4937 (expand_builtin_strcpy_args): Don't call folders.
4938 (expand_builtin_memcmp): Ditto.
4939 (expand_builtin_strncpy): Ditto, and use target.
4940 (expand_builtin_memcpy): Ditto.
4941 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4942 expand_builtin_strpbrk, expand_builtin_memmove,
4943 expand_builtin_memmove_args, expand_builtin_bcopy,
4944 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4945 expand_builtin_strspn, expand_builtin_strcspn,
4946 expand_builtin_fputs): Remove these.
4947 (expand_builtin): Don't call the above, change calls to other
4948 expanders that changed prototype.
4949 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4950 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4951 fold_builtin_interclass_mathfn.
4952 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4953 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4955 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4956 * passes.c (init_optimization_passes): Move pass_fold_builtins
4957 after last phiopt pass.
4958 * tree-inline.c (fold_marked_statements): When folding builtins
4959 iterate over all instruction potentially generated.
4960 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4962 (fold_gimple_call): Use it to always fold calls (into potentially
4963 multiple instructions).
4964 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4965 calls into zero at this time.
4966 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4967 statements generated by builtin folding.
4969 2009-09-28 Nick Clifton <nickc@redhat.com>
4971 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4973 2009-09-28 Duncan Sands <baldrick@free.fr>
4975 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4976 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4977 (register_callback): Dispatch it.
4978 (invoke_plugin_callbacks): Incorporate in sanity check.
4979 * ggc.h (ggc_register_cache_tab): Add declaration.
4980 * ggc-common.c (ggc_register_root_tab): Simplify.
4981 (const_ggc_cache_tab_t): New typedef.
4982 (extra_cache_vec): New vector of dynamically added cache tables.
4983 (ggc_register_cache_tab): New function.
4984 (ggc_scan_cache_tab): New function.
4985 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4986 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4988 2009-09-27 Richard Henderson <rth@redhat.com>
4990 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4991 which we remove __builtin_stack_restore.
4993 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4995 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4996 to test for GRD_INVARIANT.
4997 (simple_rhs_p): Anything that's function_invariant_p is fine.
4999 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5001 * gengtype.c (main): Use plunge_files instead of plugin_output.
5003 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5004 Rafael Avila de Espindola <espindola@google.com>
5006 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5007 Don't print pch related info if it is false.
5008 (main): Don't print pch info in plugin mode.
5010 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5012 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5013 with dw_val_class_const_double.
5014 (struct dw_val_struct): Replace val_long_long with val_double and
5015 adjust for above change.
5016 (output_loc_operands): Likewise.
5017 (add_AT_long_long): Rename into...
5018 (add_AT_double): ...this.
5019 (print_die): Replace dw_val_class_long_long with
5020 dw_val_class_const_double and adjust.
5021 (attr_checksum): Likewise.
5022 (same_dw_val_p): Likewise.
5023 (size_of_die): Likewise.
5024 (value_format): Likewise.
5025 (output_die): Likewise.
5026 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5027 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5028 instead of add_AT_long_long.
5029 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5030 value with the precision of its type.
5032 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5035 * c-typeck.c (build_conditional_expr): Use the readonly and
5036 volatile flags of the operand types, not of the operands itself.
5038 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5040 * collect2.c (main): Look for -brtl before adding libraries.
5042 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5044 * config.gcc: Update OpenBSD targets.
5045 * config/openbsd-stdint.h: New file.
5046 * config/openbsd-libpthread.h: New file.
5047 * config/openbsd.h: Update and break out LIB_SPEC definition.
5048 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5049 * config/i386/openbsdelf.h: Correct types.
5050 * config/m68k/openbsd.h: Likewise.
5051 * config/mips/openbsd.h: Likewise.
5052 * config/vax/openbsd.h: Likewise.
5054 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5056 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5057 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5058 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5059 of the length and zero.
5061 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5063 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5064 (FLAGS_H): Add options.h $(REAL_H).
5065 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5066 (TREE_VECTORIZER_H): New.
5067 (EBITMAP_H): Renamed from EBIMAP_H.
5068 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5069 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5070 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5071 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5072 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5073 (graphite-clast-to-gimple.o, graphite-dependences.o)
5074 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5075 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5076 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5077 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5078 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5079 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5080 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5081 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5082 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5083 updated and fixed as per above changes and per
5084 check_makefile_deps.sh output.
5087 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5088 * configure: Regenerate.
5090 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5092 * doc/install.texi: Update minimum MPC version to 0.7.
5094 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5096 * doc/install.texi (Binaries): Remove reference to the binary
5097 distribution CD-ROM from the FSF.
5099 2009-09-26 Michael Matz <matz@suse.de>
5103 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5104 that are mentioned in the body.
5106 2009-09-26 Michael Matz <matz@suse.de>
5108 PR tree-optimization/41454
5109 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5110 (tree_ssa_dominator_optimize): Don't allocate and free it.
5111 (dom_opt_leave_block): Don't iterate over it.
5112 (eliminate_redundant_computations): Don't return a value.
5113 (cprop_operand, cprop_into_stmt): Ditto.
5114 (optimize_stmt): Don't defer updating stmts.
5116 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5118 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5119 generic_parameter_die, template_parameter_pack_die,
5120 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5121 renaming DW_TAG_formal_parameter_pack and
5122 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5123 and DW_TAG_GNU_template_parameter_pack.
5125 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5127 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5128 * config/v850/v850.c (v850_function_value): New function.
5129 (TARGET_FUNCTION_VALUE): Define.
5131 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5133 * tree-vect-stmts.c (vectorizable_call): Call
5134 mark_symbols_for_renaming after vect_finish_stmt_generation.
5136 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5137 to loc_descriptor_from_tree.
5138 (add_location_or_const_value_attribute): Pass 0 instead of 2
5139 for decl_by_reference_p decls.
5141 2009-09-25 Richard Guenther <rguenther@suse.de>
5144 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5147 2009-09-25 Ben Elliston <bje@au.ibm.com>
5149 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5152 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5154 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5155 form of instruction.
5157 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5160 * fold-const.c (const_binop): Handle complex int division.
5161 * tree-complex.c (expand_complex_div_straight,
5162 expand_complex_div_wide): Update comments.
5164 2009-09-24 DJ Delorie <dj@redhat.com>
5167 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5168 (reg_class): Likewise.
5169 (REG_CLASS_NAMES): Likewise.
5170 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5171 (m32c_override_options): Disable -fivopts for M32C.
5173 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5175 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5176 Delete VSX load/store with update support.
5177 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5178 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5182 (VStype_load_update): Ditto.
5183 (VStype_store_update): Ditto.
5184 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5185 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5187 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5188 load/store with update builtins.
5190 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5192 * libgcc2.c (L_trampoline): Prototype for getpagesize
5193 and mprotect in WINNT case.
5195 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5197 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5198 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5199 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5200 'outgoing' argument.
5201 (TARGET_FUNCTION_VALUE): Define.
5203 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5205 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5207 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5210 * common.opt: Initialize dwarf_strict to -1.
5211 * toplev.c (process_options): Catch unset dwarf_strict
5212 and set to 0 for all targets not overriding.
5213 * config/darwin.c (darwin_override_options): Catch unset
5214 dwarf_strict and override to 1.
5216 2009-09-24 Jeff Law <law@redhat.com>
5218 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5220 2009-09-24 Richard Guenther <rguenther@suse.de>
5222 PR tree-optimization/36143
5223 PR tree-optimization/38747
5224 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5225 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5227 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5230 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5231 return false instead of gcc_unreachable (). For CONST return the
5232 value returned by recursive call instead of always returning true.
5233 (tree_add_const_value_attribute): Return the value returned by
5234 add_const_value_attribute instead of always returning true if rtl
5237 2009-09-23 Justin Seyster <jrseys@gmail.com>
5239 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5241 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5243 * cgraphunit.c (cgraph_lower_function): Revert last change.
5244 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5245 instead of DECL_NO_STATIC_CHAIN.
5246 * tree-cfg.c (verify_gimple_call): Likewise.
5247 * tree-nested.c (get_chain_decl, get_chain_field,
5248 convert_tramp_reference_op, convert_gimple_call): Likewise.
5249 (convert_all_function_calls): Likewise. Always set or clear
5250 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5251 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5252 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5254 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5255 DECL_NO_STATIC_CHAIN.
5256 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5257 instead of DECL_NO_STATIC_CHAIN.
5258 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5259 decl_function_context.
5260 * varasm.c (initializer_constant_valid_p): Likewise.
5261 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5262 (DECL_STATIC_CHAIN): ... this.
5263 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5264 instead of DECL_NO_STATIC_CHAIN.
5266 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5267 Rafael Avila de Espindola <espindola@google.com>
5269 * gengtype.c (nb_plugin_files): Make it unsigned to match
5270 num_gt_files. Adjust other variables to avoid warnings.
5271 (main): Allocate an all zero lang_bitmap before each plugin file name
5272 to match regular file names.
5274 2009-09-23 Richard Henderson <rth@redhat.com>
5276 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5277 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5278 static chain passed in memory.
5279 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5280 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5281 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5282 STATIC_CHAIN_REGNUM defined.
5284 * config/picochip/picochip-protos.h: s/class/klass/.
5285 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5286 (picochip_static_chain): New.
5287 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5288 (STATIC_CHAIN_INCOMING): Remove.
5290 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5291 (xtensa_static_chain): New.
5292 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5293 (STATIC_CHAIN_INCOMING): Remove.
5295 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5297 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5298 * config/pa/pa-protos.h (function_value): Remove.
5299 * config/pa/pa.c (pa_function_value): Rename from function_value.
5300 Make static, add 'outgoing' argument.
5301 (TARGET_FUNCTION_VALUE): Define.
5303 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5305 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5306 instead of cfun->machine->is_leaf.
5307 * config/avr/avr.h (machine_function): Remove is_leaf field.
5309 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5312 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5313 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5314 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5315 the same size, prefer DW_OP_stack_value.
5316 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5317 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5319 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5322 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5324 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5327 * cfgexpand.c (convert_debug_memory_address): New.
5328 (expand_debug_expr): Convert base address and offset to the same
5329 mode. Use it to convert addresses to other modes. Accept
5332 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5335 * function.h (types_used_by_vars_hash): Declare new hash table.
5336 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5337 equality and hash function for the hash table.
5338 (types_used_by_cur_var_decl): Declare a new global chained list.
5339 (types_used_by_var_decl_insert): Declare new function.
5340 * function.c (types_used_by_vars_hash): Define the hashtable ...
5341 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5342 its equality and hash functions.
5343 (hash_types_used_by_vars_entry): New hash helper.
5344 (types_used_by_cur_var_decl): Define the global chained list.
5345 (used_types_insert): Update the list of types used by the global
5346 variable being parsed.
5347 (types_used_by_var_decl_insert): Define new function.
5348 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5349 * c-common.c (record_types_used_by_current_var_decl): ... new
5351 * c-decl.c (finish_decl): Record the types used by the global
5352 variable declaration we've just parsed.
5353 * dwarf2out.c (premark_used_types): Insert a new line between
5354 comment and function.
5355 (premark_used_types_helper): Fix comment.
5356 (premark_types_used_by_global_vars_helper,
5357 premark_types_used_by_global_vars): New functions.
5358 (prune_unused_types): Do not prune types used by global variables.
5360 2009-09-23 Richard Guenther <rguenther@suse.de>
5362 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5363 produced for bigendian targets with promoted subregs.
5365 2009-09-23 Richard Guenther <rguenther@suse.de>
5367 * value-prof.c (gimple_ic): Purge old EH edges only after building
5370 2009-09-23 Nick Clifton <nickc@redhat.com>
5372 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5374 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5377 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5380 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5381 on non-nested functions.
5383 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5384 Jan Hubicka <jh@suse.cz>
5386 * dwarf2out.c (loc_list_plus_const): Only define if
5387 DWARF2_DEBUGGING_INFO.
5388 (address_of_int_loc_descriptor): Likewise.
5391 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5393 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5396 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5397 constant is more than zero.
5399 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5402 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5403 call final to emit non-scheduled prologue, instead insert at entry.
5405 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5406 Joseph S. Myers <joseph@codesourcery.com>
5408 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5410 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5411 Rafael Avila de Espindola <espindola@google.com>
5413 * gengtype.c (is_file_equal): New function.
5414 (close_output_files): Use is_file_equal. Free of->buf.
5416 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5417 Rafael Avila de Espindola <espindola@google.com>
5419 * gengtype.c (write_types, write_local): Add the output_header
5420 argument. Update all callers.
5422 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5424 * dwarf2out.c (template_parameter_pack_die,
5425 gen_formal_parameter_pack_die ): New functions.
5426 (make_ith_pack_parameter_name): Remove this function.
5427 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5428 DW_TAG_formal_parameter_pack.
5429 (gen_generic_params_dies): Represent each template parameter pack
5430 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5431 represented by usual DW_TAG_template_*_parameter DIEs that are
5432 children of the DW_TAG_template_parameter_pack element DIE.
5433 (generic_parameter_die): This doesn't deal with parameter pack
5434 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5435 of parameter pack DIEs.
5436 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5437 in certain cases, e.g. for pack elements.
5438 (gen_formal_types_die, gen_decl_die): Adjust usage of
5439 gen_formal_parameter_die.
5440 (gen_subprogram_die): Represent each function parameter pack by a
5441 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5442 represented by usual DW_TAG_formal_parameter DIEs that are children
5443 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5444 ____builtin_va_alist decls as no part of the compiler uses those
5446 * langhooks.h (struct lang_hooks_for_decls): Add
5447 function_parm_expanded_from_pack_p, get_generic_function_decl
5448 and function_parameter_pack_p hooks. Fix comment for
5449 get_innermost_generic_parms hook.
5450 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5451 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5452 macros and use them to initialize lang_hook.
5454 2009-09-22 Richard Henderson <rth@redhat.com>
5456 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5457 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5458 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5459 on TRAMPOLINE_TEMPLATE.
5460 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5461 TRAMPOLINE_ADJUST_ADDRESS.
5462 * targhooks.c (default_asm_trampoline_template): Remove.
5463 (default_trampoline_adjust_address): Remove.
5464 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5465 * targhooks.h: Update decls.
5467 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5469 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5470 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5471 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5473 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5476 * reload1.c (reload): Reset debug insns with pseudos without
5479 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5481 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5482 unconditional true for decimal float modes.
5483 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5484 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5486 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5488 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5489 Enable a new case for __FreeBSD__ >= 7.
5490 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5491 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5492 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5493 and USE_LD_AS_NEEDED.
5495 * doc/install.texi (*-*-freebsd*): Update target information.
5497 2009-09-22 Richard Guenther <rguenther@suse.de>
5500 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5501 arrays really properly.
5503 2009-09-22 Richard Henderson <rth@redhat.com>
5506 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5507 calls.static_chain, calls.trampoline_init,
5508 calls.trampoline_adjust_address.
5509 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5510 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5511 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5512 * builtins.c (expand_builtin_setjmp_receiver): Use
5513 targetm.calls.static_chain; only clobber registers.
5514 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5515 set up memory attributes properly for the trampoline block.
5516 (expand_builtin_adjust_trampoline): Use
5517 targetm.calls.trampoline_adjust_address.
5518 * calls.c (prepare_call_address): Add fndecl argument. Use
5519 targetm.calls.static_chain.
5520 * df-scan.c (df_need_static_chain_reg): Remove.
5521 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5522 consolodate static chain handling.
5523 * doc/tm.texi: Document new hooks.
5524 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5525 (init_emit_regs): Don't initialize them.
5526 * expr.h (prepare_call_address): Update decl.
5527 * final.c (profile_function): Use targetm.calls.static_chain.
5528 * function.c (expand_function_start): Likewise.
5529 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5530 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5531 only clobber registers.
5532 * targhooks.c (default_static_chain): New.
5533 (default_asm_trampoline_template, default_trampoline_init): New.
5534 (default_trampoline_adjust_address): New.
5535 * targhooks.h: Declare them.
5536 * varasm.c (assemble_trampoline_template): Use
5537 targetm.asm_out.trampoline_template. Make the memory block const
5540 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5541 alpha_initialize_trampoline. Make static. Merge VMS parameter
5542 differences into the TARGET_ABI_OPEN_VMS code block.
5543 (TARGET_TRAMPOLINE_INIT): New.
5544 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5545 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5546 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5547 (INITIALIZE_TRAMPOLINE): Remove.
5549 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5550 (TRAMPOLINE_TEMPLATE): Merge with ...
5551 (INITIALIZE_TRAMPOLINE): ... this and move ...
5552 * config/arc/arc.c (arc_trampoline_init): ... here.
5553 (TARGET_TRAMPOLINE_INIT): New.
5555 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5556 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5557 (arm_asm_trampoline_template): New.
5558 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5559 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5560 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5561 code to arm_asm_trampoline_template.
5562 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5563 arm_trampoline_adjust_address.
5564 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5565 adjust for target hook parameters.
5567 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5570 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5571 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5572 (bfin_trampoline_init): Rename from initialize_trampoline;
5573 make static; update for target hook parameters.
5574 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5575 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5576 bfin_asm_trampoline_template.
5577 (INITIALIZE_TRAMPOLINE): Remove.
5579 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5580 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5581 cris_trampoline_init): New.
5582 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5583 cris_asm_trampoline_template.
5584 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5585 adjust for target hook parameters.
5587 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5589 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5590 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5591 fr30_trampoline_init): New.
5592 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5593 fr30_asm_trampoline_template.
5594 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5595 adjust for target hook parameters.
5597 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5598 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5599 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5600 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5601 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5603 * config/h8300/h8300.c (h8300_trampoline_init): New.
5604 (TARGET_TRAMPOLINE_INIT): New.
5605 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5606 to h8300_trampoline_init and adjust for hook parameters.
5608 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5609 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5610 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5611 make static; adjust for hook parameters.
5612 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5614 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5615 (TARGET_TRAMPOLINE_INIT): New.
5616 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5617 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5618 iq2000_asm_trampoline_template.
5619 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5620 (TRAMPOLINE_CODE_SIZE): New.
5621 (TRAMPOLINE_SIZE): Use it.
5622 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5624 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5625 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5626 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5627 adjust for hook parameters.
5628 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5630 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5631 (m32r_trampoline_init): New.
5632 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5633 m32r_trampoline_init.
5635 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5636 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5637 make static; update for hook parameters.
5638 * config/m68hc11/m68hc11-protos.h: Update.
5639 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5641 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5642 (TARGET_TRAMPOLINE_INIT): New.
5643 (mcore_function_value): Fix typo.
5644 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5645 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5646 to mcore_asm_trampoline_template.
5647 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5649 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5650 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5651 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5652 update for hook parameters.
5653 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5655 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5656 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5657 mips_trampoline_init): New.
5658 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5659 mips_asm_trampoline_template.
5660 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5661 update for hook parameters.
5663 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5664 (TARGET_TRAMPOLINE_INIT): New.
5665 (mmix_trampoline_size): Remove.
5666 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5667 make static. Remove out-of-date tetra vs octa comment.
5668 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5669 make static; update for hook parameters.
5670 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5671 (INITIALIZE_TRAMPOLINE): Remove.
5672 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5673 (TRAMPOLINE_ALIGNMENT): New.
5674 * gcc/config/mmix/mmix-protos.h: Update.
5676 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5677 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5678 mn10300_trampoline_init): New.
5679 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5680 mn10300_asm_trampoline_template.
5681 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5683 * config/moxie/moxie.c (moxie_static_chain,
5684 moxie_asm_trampoline_template, moxie_trampoline_init,
5685 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5686 TARGET_TRAMPOLINE_INIT): New.
5687 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5688 moxie_trampoline_init.
5689 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5690 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5692 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5693 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5694 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5695 pa_trampoline_adjust_address): New.
5696 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5697 pa_asm_trampoline_template.
5698 (TRAMPOLINE_ALIGNMENT): New.
5699 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5700 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5701 adjust for hook parameters.
5702 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5704 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5705 (TARGET_TRAMPOLINE_INIT): New.
5706 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5707 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5709 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5711 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5712 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5713 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5714 make static; adjust parameters for the hook.
5715 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5717 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5718 s390_trampoline_template; make static.
5719 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5720 make static; adjust for target hook.
5721 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5722 * config/s390/s390-protos.h: Remove trampoline decls.
5723 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5724 (TRAMPOLINE_TEMPLATE): Remove.
5725 (TRAMPOLINE_ALIGNMENT): New.
5727 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5728 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5729 (TARGET_TRAMPOLINE_INIT): New.
5730 (score_asm_trampoline_template): New.
5731 (score_trampoline_init): Rename from score_initialize_trampoline;
5732 make static; adjust for hook parameters.
5733 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5734 score[37]_asm_trampoline_template.
5735 (INITIALIZE_TRAMPOLINE): Remove.
5736 * config/score/score3.c (score3_asm_trampoline_template): New.
5737 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5738 adjust for target hook.
5739 * config/score/score7.c (score7_asm_trampoline_template): New.
5740 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5741 adjust for target hook.
5742 * config/score/score3.h, config/score/score7.h: Update.
5744 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5745 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5746 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5747 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5748 make static; adjust for target hook parameters.
5749 (sh_trampoline_adjust_address): New.
5750 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5751 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5753 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5754 (sparc32_initialize_trampoline): Rename from
5755 sparc_initialize_trampoline; make static; replace tramp parameter
5756 with m_tramp and update memory accesses.
5757 (sparc64_initialize_trampoline): Similarly.
5758 (sparc_trampoline_init): New.
5759 * config/sparc/sparc-protos.h: Remove trampoline decls.
5760 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5761 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5763 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5764 (array_to_constant): Make ARR parameter const.
5765 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5766 make static; update for hook parameters.
5767 * config/spu/spu-protos.h: Update decls.
5768 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5770 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5771 from xstormy16_initialize_trampoline; make static; update for
5773 (TARGET_TRAMPOLINE_INIT): New.
5774 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5776 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5777 (TARGET_TRAMPOLINE_INIT): New.
5778 (v850_can_eliminate): Make static.
5779 (v850_asm_trampoline_template, v850_trampoline_init): New.
5780 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5781 v850_asm_trampoline_template.
5782 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5783 and adjust for target hook parameters.
5785 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5786 (TARGET_TRAMPOLINE_INIT): New.
5787 (vax_asm_trampoline_template, vax_trampoline_init): New.
5788 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5789 vax_asm_trampoline_template.
5790 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5792 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5793 (TARGET_TRAMPOLINE_INIT): New.
5794 (xtensa_asm_trampoline_template): Rename from
5795 xtensa_trampoline_template; make static.
5796 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5797 make static; update for hook parameters.
5798 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5799 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5800 (INITIALIZE_TRAMPOLINE): Remove.
5802 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5803 error for nested functions with regparm=3.
5804 (ix86_compute_frame_layout): Adjust frame pointer offset for
5805 ix86_static_chain_on_stack.
5806 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5807 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5808 don't reset to UNITS_PER_WORD.
5809 (ix86_emit_leave): Adjust ix86_cfa_state.
5810 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5811 (ix86_static_chain): New.
5812 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5813 make static; update for target hook parameters; use ix86_static_chain.
5814 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5815 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5816 (INITIALIZE_TRAMPOLINE): Remove.
5817 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5818 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5819 to the end. Add static_chain_on_stack.
5820 (ix86_static_chain_on_stack): New.
5822 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5823 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5824 (m68k_trampoline_init): New.
5825 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5826 m68k_trampoline_init and adjust for hook parameters.
5827 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5828 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5830 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5832 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5833 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5835 * reload1.c (reload): Call wrap_constant when substituting
5836 reg for equiv inside of DEBUG_INSNs.
5839 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5840 add_call_src_coords_attributes, add_high_low_attributes,
5841 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5842 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5843 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5844 when -gdwarf-2 -gstrict-dwarf.
5845 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5846 -gdwarf-[23] -gstrict-dwarf.
5847 (address_of_int_loc_descriptor, loc_descriptor,
5848 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5849 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5850 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5852 2009-09-22 Richard Guenther <rguenther@suse.de>
5854 PR tree-optimization/41428
5855 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5856 (ccp_finalize): Pass it to substitute_and_fold.
5858 2009-09-22 Richard Guenther <rguenther@suse.de>
5860 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5861 (substitute_and_fold): Adjust prototype.
5862 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5863 (simplify_stmt_using_ranges): Likewise.
5864 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5865 (vrp_fold_stmt): New function.
5866 (vrp_finalize): Pass it to substitute_and_fold.
5867 * tree-flow.h (vrp_evaluate_conditional): Remove.
5868 (simplify_stmt_using_ranges): Likewise.
5869 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5870 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5871 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5873 (fold_predicate_in): Move to tree-vrp.c.
5874 (substitute_and_fold): Use the callback instead of calling into
5875 tree-vrp.c functions directly.
5877 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5879 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5880 comparison warning on rs6000.
5883 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5884 GIMPLE_EH_MUST_NOT_THROW cleanup.
5885 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5887 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5890 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5891 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5892 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5893 libSystem which is derived from the gcc 4.2.1 unwinder.
5895 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5898 * varasm.c (default_encode_section_info): Copy TLS model into
5899 sym_ref flags regardless of backend support for TLS, for all
5900 model types except TLS_MODEL_EMULATED.
5902 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5905 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5906 we can handle it correctly.
5908 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5910 * doc/install.texi (os2): Remove section.
5912 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5914 * doc/standards.texi (Objective-C): Adjust two URLs.
5916 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5918 * tree-tailcall.c (process_assignment): Don't check if a
5919 multiplication or an addition are already present.
5920 (find_tail_calls): Combine multiple additions and multiplications.
5921 (adjust_accumulator_values): Emit accumulators.
5923 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5925 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5926 xmm register restore.
5928 2009-09-21 Jan Hubicka <jh@suse.cz>
5930 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5931 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5934 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5936 * stor-layout.c (layout_type): Remove obsolete code.
5938 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5941 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5943 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5946 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5947 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5948 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5949 * fold-const.c (const_binop): Likewise.
5950 * real.h (do_mpc_arg2): Update prototype.
5952 2009-09-20 Jan Hubicka <jh@suse.cz>
5954 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5955 (add_location_or_const_value_attribute): Rewrite using
5957 (tree_add_const_value_attribute): Return true if successful.
5958 (tree_add_const_value_attribute_for_decl): Likewise.
5960 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5961 (loc_descriptor): ... here;
5962 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5963 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5964 pool items that was not marked for output.
5965 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5966 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5967 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5968 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5969 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5970 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5971 DW_OP_stack_value to get address of items that are not available
5973 (dw_loc_list): Handle single element lists correctly.
5975 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5976 Pascal Obry <obry@adacore.com>
5978 * unwind-dw2-fde.c (classify_object_over_fdes):
5979 Cast the constant 1 to _Unwind_Ptr.
5980 (add_fdes): Likewise.
5981 (linear_search_fdes): Likewise.
5983 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5985 * stor-layout.c (set_sizetype): Avoid useless type copy.
5987 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5989 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5991 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5992 * configure, config.in: Regenerate.
5993 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5995 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5996 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5997 for global data if the output could be used in a shared library.
5998 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5999 to 0 if TARGET_WRITABLE_EH_FRAME.
6001 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6003 PR rtl-optimization/39886
6004 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6005 just when insn is equal to BB_END (bb).
6007 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6009 * config/mips/mips.opt (mrelax-pic-calls): New option.
6010 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6012 (mips_unspec_call): Change "unspec_call" expander into this.
6013 (mips_strip_unspec_call): New function.
6014 (mips_got_load): Call mips_unspec_call instead of
6015 gen_unspec_call<mode>.
6016 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6018 (mips_cfg_in_reorg): New function.
6019 (mips16_lay_out_constants): Use it to decide whether to call
6020 CFG-aware insn splitting.
6021 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6022 mips_reorg. Move DF set-up code from here ...
6023 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6025 (mips_reorg): Call mips_df_reorg instead of
6026 r10k_insert_cache_barriers. Move CFG set-up code here from
6027 r10k_insert_cache_barriers.
6028 (mips_call_expr_from_insn): New function.
6029 (mips_pic_call_symbol_from_set): Likewise.
6030 (mips_find_pic_call_symbol): Likewise.
6031 (mips_annotate_pic_call_expr): Likewise.
6032 (mips_get_pic_call_symbol): Likewise.
6033 (mips_annotate_pic_calls): Likewise.
6034 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6036 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6037 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6038 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6040 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6041 (unspec_call<mode>): Remove it.
6042 (sibcall_internal, sibcall_value_internal,
6043 sibcall_value_multiple_internal, call_internal, call_split,
6044 call_value_internal, call_value_split,
6045 call_value_multiple_internal, call_value_multiple_split): Pass
6046 SIZE_OPNO to MIPS_CALL.
6047 (call_internal_direct, call_direct_split,
6048 call_value_internal_direct, call_value_direct_split): Pass -1 as
6049 SIZE_OPNO to MIPS_CALL.
6050 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6051 * configure: Regenerate.
6052 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6053 and -mno-relax-pic-calls.
6054 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6056 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6059 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6060 in the directory this rule is called from, rather than the
6061 toplevel 'gcc' directory, to fix in-tree build.
6063 2009-09-19 Chris Demetriou <cgd@google.com>
6065 PR preprocessor/28435:
6066 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6067 to cpplib that the preprocessor output is needed.
6069 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6071 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6072 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6073 *return_and_restore_fpregs_<mode>,
6074 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6077 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6078 instead of assuming it has always a REG inside of it.
6080 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6082 * config/freebsd.h: Update comment on types.
6083 (WINT_TYPE): Define.
6085 2009-09-18 Jason Merrill <jason@redhat.com>
6087 * c.opt: Add -fno-deduce-init-list.
6089 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6091 * value-prof.c (interesting_stringop_to_profile_p): Added output
6092 argument to indicate which parameter is the size parameter.
6093 * value-prof.c (gimple_stringop_fixed_value): Use
6094 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6095 * value-prof.c (gimple_stringops_transform): Update call sites to
6096 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6098 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6101 From David Binderman <dcb314@hotmail.com>:
6102 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6103 local variable f. Remove stale comments.
6104 (ix86_compute_frame_layout): Remove useless local variable total_size.
6105 Remove #if 0'd code.
6106 (legitimate_address_p): Remove useless local variables
6107 reason_rtx and reason.
6108 (ix86_split_copysign_const): Remove useless local variable op1.
6109 (scale_counter): Remove useless local variable piece_size_mask.
6111 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6113 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6116 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6119 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6121 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6123 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6126 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6128 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6129 DW_OP_implicit_value even without dwarf_version 4.
6131 2009-09-17 Jan Hubicka <jh@suse.cz>
6133 * dwarf2out.c: Include tree-pass.h and gimple.h.
6134 (loc_list_plus_const): New function.
6135 (loc_descriptor_from_tree_1): Rename to ...
6136 (loc_descriptor_from_tree): ... remove original.
6137 (loc_list_from_tree): New function.
6138 (add_AT_location_description): Accept location list.
6139 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6140 (concatn_mem_loc_descriptor): Remove.
6141 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6143 (secname_for_decl): Move up.
6144 (hidden_reference_p): New function; break out from ...
6145 (loc_by_refernece): ... here; move up.
6146 (dw_loc_list): New function.
6147 (single_element_loc_list): New function.
6148 (single_element_loc_list_p): New function.
6149 (add_loc_descr_to_each): New function.
6150 (add_loc_list): New function.
6151 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6152 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6153 add diagnostics why expansion failed.
6154 (add_location_or_const_value_attribute): Support location lists.
6155 (add_bound_info): Likewise.
6156 (descr_info_loc): Update call of loc_descriptor_from_tree.
6157 (gen_variable_die): Work on location lists.
6158 * final.c (pass_final): Add dump file.
6159 * Makefile.in (dwarf2out.o): Add new dependencies.
6161 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6164 * real.c decimal_from_integer, decimal_integer_string): New.
6165 (real_from_integer): Use them as special case for decimal float.
6166 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6167 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6168 Do not append zero after the decimal point in string to convert.
6170 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6172 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6173 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6175 2009-09-17 Martin Jambor <mjambor@suse.cz>
6177 * common.opt (fipa-sra): New switch.
6178 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6179 * timevar.def (TV_IPA_SRA): New timevar.
6180 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6181 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6182 * tree-sra.c: Include cgraph.c.
6183 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6184 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6185 and grp_not_necessarilly_dereferenced.
6186 (func_param_count): New variable.
6187 (encountered_apply_args): New variable.
6188 (bb_dereferences): New variable.
6189 (final_bbs): New variable.
6190 (no_accesses_representant): New variable.
6191 (no_accesses_p): New function.
6192 (dump_access): Dump the new fields.
6193 (sra_initialize): Set encountered_apply_args to false.
6194 (get_ssa_base_param): New function.
6195 (mark_parm_dereference): New function.
6196 (create_access): Caring for INIDRECT_REFs and different handling of
6197 varialble length accesses in early IPA SRA. Store the stmt - a new
6198 parameter - to the new access.
6199 (build_access_from_expr_1): New parameter stmt, passed to
6200 create_access. Handle INDIRECT_REFs.
6201 (build_access_from_expr): Pass the current statement to
6202 build_access_from_expr_1.
6203 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6205 (build_accesses_from_assign): Pass the current statement to
6206 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6207 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6208 final_bbs when necessary. Check for calls to __builtin_apply_args.
6209 Fixup EH info if anythng was changed.
6210 (is_unused_scalar_param): New function.
6211 (ptr_parm_has_direct_uses): New function.
6212 (find_param_candidates): New function.
6213 (mark_maybe_modified): New function.
6214 (analyze_modified_params): New function.
6215 (propagate_dereference_distances): New function.
6216 (dump_dereferences_table): New function.
6217 (analyze_caller_dereference_legality): New function.
6218 (unmodified_by_ref_scalar_representative): New function.
6219 (splice_param_accesses): New function.
6220 (decide_one_param_reduction): New function.
6221 (enum ipa_splicing_result): New type.
6222 (splice_all_param_accesses): New function.
6223 (get_param_index): New function.
6224 (turn_representatives_into_adjustments): New function.
6225 (analyze_all_param_acesses): New function.
6226 (get_replaced_param_substitute): New function.
6227 (get_adjustment_for_base): New function.
6228 (replace_removed_params_ssa_names): New function.
6229 (sra_ipa_reset_debug_stmts): New function.
6230 (sra_ipa_modify_expr): New function.
6231 (sra_ipa_modify_assign): New function.
6232 (convert_callers): New function.
6233 (modify_function): New function.
6234 (ipa_sra_preliminary_function_checks): New function.
6235 (ipa_early_sra): New function.
6236 (ipa_early_sra_gate): New function.
6237 (pass_early_ipa_sra): New variable.
6238 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6240 2009-09-17 Michael Matz <matz@suse.de>
6243 * tree.c (build_type_attribute_qual_variant): Export.
6244 * tree.h (build_type_attribute_qual_variant): Declare.
6245 * tree-inline.c (remap_type_1): Use it to build variants with
6246 the original qualifiers and attributes.
6248 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6250 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6251 without a fallthrough edge.
6253 2009-09-16 DJ Delorie <dj@redhat.com>
6255 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6256 chip and ignore the "fast_interrupt" attribute if so.
6258 2009-09-16 Richard Henderson <rth@redhat.com>
6261 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6264 2009-09-16 Richard Henderson <rth@redhat.com>
6267 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6268 is set only if DECL_NO_STATIC_CHAIN is unset.
6269 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6270 (FOR_EACH_NEST_INFO): New.
6271 (walk_all_functions): Use it.
6272 (finalize_nesting_tree): Likewise.
6273 (unnest_nesting_tree): Likewise.
6274 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6275 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6276 (convert_gimple_call): Early out if gimple_call_chain already set.
6277 (convert_all_function_calls): Iterate until no new functions
6278 require a static chain.
6279 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6280 when building a trampoline. Use dump_function_to_file instead
6282 (lower_nested_functions): Open dump_file. Validate that decls
6283 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6284 bit reset by this pass.
6286 2009-09-16 Michael Matz <matz@suse.de>
6289 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6290 shorten decl_common_unused.
6291 (DECL_RESTRICTED_P): New accessor.
6292 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6293 to disambiguate marked decls and restrict pointers.
6295 2009-09-16 Richard Henderson <rth@redhat.com>
6298 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6300 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6302 * integrate.c (set_block_abstract_flags): Call
6303 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6305 2009-09-16 Richard Guenther <rguenther@suse.de>
6308 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6311 2009-09-16 DJ Delorie <dj@redhat.com>
6312 Kaz Kojima <kkojima@gcc.gnu.org>
6314 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6315 (sh_expand_prologue): Update calls to output_stack_adjust.
6316 (sh_expand_epilogue): Likewise.
6318 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6321 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6322 trying to limit the extent of searches in the insn stream.
6324 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6325 Jakub Jelinek <jakub@redhat.com>
6329 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6331 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6332 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6333 (rs6000_savres_strategy): Always save FP registers inline if the
6334 target doesn't support hardware double-precision. Set the above
6335 bits in return value when needed.
6336 (rs6000_savres_routine_sym): Fix computation for cache selector.
6337 Mark the generated symbol as a function. Rename exitp argument to
6338 lr. Move code for determining the name of the symbol...
6339 (rs6000_savres_routine_name): ...here. New function. Add cases for
6340 getting the names right on AIX and 64-bit Linux.
6341 (savres_routine_name): New variable.
6342 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6343 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6344 on what the target routine uses as a base register. If savep && lr
6345 describe saving of r0 into memory slot.
6346 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6347 line calls for AIX ABI.
6348 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6349 determine FP save/restore functions.
6350 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6351 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6353 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6354 Duplicate restoration of LR and execute the appropriate one
6355 depending on whether GPRs are being restored inline. Set r11 from
6356 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6357 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6358 Fix out of line calls for AIX ABI.
6359 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6361 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6363 (*restore_gpregs_spe): Likewise.
6364 (*return_and_restore_gpregs_spe): Likewise.
6365 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6366 Define to empty string unconditionally.
6367 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6368 Define to empty string unconditionally.
6369 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6372 2009-09-15 Jan Hubicka <jh@suse.cz>
6374 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6375 * params.def (inline-insns-auto): Likewise.
6377 2009-09-15 Martin Jambor <mjambor@suse.cz>
6379 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6380 individual statements only at TDF_DETAILS dump level. Format
6381 source for 80 characters per line.
6383 2009-09-15 Christian Bruel <christian.bruel@st.com>
6385 * regrename.c (do_replace): Update REG_DEAD notes.
6387 2009-09-15 Revital Eres <eres@il.ibm.com>
6389 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6390 * targhooks.c (default_builtin_support_vector_misalignment):
6391 New builtin function.
6392 * targhooks.h (default_builtin_support_vector_misalignment):
6394 * target.h (builtin_support_vector_misalignment):
6395 New field in struct gcc_target.
6396 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6397 new builtin function.
6398 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6400 * config/rs6000/rs6000.c
6401 (rs6000_builtin_support_vector_misalignment): New function.
6402 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6404 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6406 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6408 (bfin_optimize_loop): Likewise.
6409 (bfin_gen_bundles): Likewise.
6410 (workaround_speculation): Likewise.
6411 (find_load): Return NULL_RTX for debug_insn.
6413 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6415 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6418 2009-09-14 DJ Delorie <dj@redhat.com>
6420 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6421 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6424 2009-09-14 Richard Henderson <rth@redhat.com>
6425 Jakub Jelinek <jakub@redhat.com>
6427 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6428 * cfgbuild.c (make_edges): Handle asm goto.
6429 * cfglayout.c (fixup_reorder_chain): Likewise.
6430 * cfgrtl.c (patch_jump_insn): Likewise.
6431 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6432 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6433 (gimple_build_asm_vec): Add and use labels parameter.
6434 (gimple_build_asm): Remove.
6435 (walk_gimple_asm): Walk labels too.
6436 * gimple.def (GIMPLE_ASM): Update docs.
6437 * gimple.h: Update decls.
6438 (struct gimple_statement_asm): Change nc to use unsigned char;
6440 (gimple_asm_nlabels): New.
6441 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6442 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6443 into gimple_build_asm_vec.
6444 * jump.c (mark_jump_label_asm): New.
6445 (mark_jump_label): Use it.
6446 (redirect_jump_1): Handle asm goto.
6447 (invert_jump_1): Soft fail if X is null.
6448 * recog.c (extract_asm_operands): New.
6449 (asm_noperands): Use it; handle asm labels.
6450 (decode_asm_operands): Use extract_asm_operands.
6451 (asm_operand_ok): Properly handle empty string.
6452 * reg-stack.c (get_asm_operands_in_out): Rename from
6453 get_asm_operand_n_inputs; use extract_asm_operands; return both
6454 inputs and outputs by reference; update all callers.
6455 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6456 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6457 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6458 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6459 (extract_asm_operands): Declare.
6460 * stmt.c (expand_asm_operands): Add and use labels parameter.
6461 (check_unique_operand_names): Likewise.
6462 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6463 (expand_asm_stmt): Handle asm labels.
6464 * tree-cfg.c (make_gimple_asm_edges): New.
6465 (make_edges): Use it.
6466 (cleanup_dead_labels): Handle asm labels.
6467 (is_ctrl_altering_stmt): Likewise.
6468 (gimple_redirect_edge_and_branch): Likewise.
6469 * tree.def (ASM_EXPR): Add 5th operand.
6470 * tree.h (ASM_LABELS): New.
6471 (resolve_asm_operand_names): Update decl.
6473 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6474 (c_parser_asm_goto_operands): New.
6475 * c-tree.h (build_asm_expr): Update decl.
6476 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6477 * doc/extend.texi: Document asm goto.
6479 2009-09-14 Richard Henderson <rth@redhat.com>
6481 * except.h: Update declarations.
6482 (struct pointer_map_t): Forward declare.
6483 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6484 (struct eh_landing_pad_d, eh_landing_pad): New.
6485 (struct eh_catch_d, eh_catch): New.
6486 (struct eh_region_d): Remove next_region_sharing_label, aka,
6487 label, tree_label, landing_pad, post_landing_pad, resume,
6488 may_contain_throw. Rename region_number to index. Remove
6489 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6490 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6491 (VEC(eh_landing_pad,gc)): New.
6492 (struct eh_status): Remove last_region_number. Add lp_array,
6493 throw_stmt_table, ttype_data, ehspec_data.
6494 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6495 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6496 * except.c (lang_protect_cleanup_actions): Return tree.
6497 (struct ehl_map_entry): Remove.
6498 (init_eh_for_function): Push zero entries for region and lp_array.
6499 (gen_eh_region): Add to region_array immediately.
6500 (gen_eh_region_catch): Operate on eh_catch objects.
6501 (gen_eh_landing_pad): New.
6502 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6503 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6504 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6505 (get_eh_landing_pad_from_number_fn): New.
6506 (get_eh_landing_pad_from_number): New.
6507 (get_eh_region_from_lp_number_fn): New.
6508 (get_eh_region_from_lp_number): New.
6509 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6510 (get_exception_pointer, get_exception_filter): Remove.
6511 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6512 (current_function_has_exception_handlers): Simplify.
6513 (bring_to_root, eh_region_replaceable_by_p): Remove.
6514 (replace_region, hash_type_list, hash_eh_region): Remove.
6515 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6516 (label_to_region_map, num_eh_regions): Remove.
6517 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6518 (find_exception_handler_labels): Remove.
6519 (duplicate_eh_regions_0, find_prev_try): Remove.
6520 (struct duplicate_eh_regions_data): New.
6521 (duplicate_eh_regions_1): Rewrite.
6522 (duplicate_eh_regions): Return a pointer map instead of an
6524 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6525 (redirect_eh_edge_to_label): Remove.
6526 (eh_region_outermost): Rewrite using eh_region pointers
6527 instead of integers.
6528 (add_ttypes_entry): Update for ttype_data move to eh_status.
6529 (add_ehspec_entry): Rewrite with VEC instead of varray.
6530 (assign_filter_values): Likewise. Export.
6531 (build_post_landing_pads, connect_post_landing_pads): Remove.
6532 (dw2_build_landing_pads): Rewrite to use lp_array.
6533 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6534 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6535 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6536 (sjlj_mark_call_sites): Update for landing pad numbers.
6537 (finish_eh_generation): Rewrite.
6538 (gate_handle_eh): Do nothing for no eh tree.
6539 (pass_rtl_eh): Move up near finish_eh_generation.
6540 (remove_eh_landing_pad): New.
6541 (remove_eh_handler): Export.
6542 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6543 (for_each_eh_label): Rewrite to use lp_array.
6544 (make_reg_eh_region_note): New.
6545 (make_reg_eh_region_note_nothrow_nononlocal): New.
6546 (insn_could_throw_p): New.
6547 (copy_reg_eh_region_note_forward): New.
6548 (copy_reg_eh_region_note_backward): New.
6549 (check_handled, add_reachable_handler): Remove.
6550 (reachable_next_level, foreach_reachable_handler): Remove.
6551 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6552 (get_eh_region_and_lp_from_rtx): New.
6553 (get_eh_region_from_rtx): New.
6554 (can_throw_internal_1, can_throw_external_1): Remove.
6555 (can_throw_internal): Use get_eh_region_from_rtx.
6556 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6557 (insn_nothrow_p, can_nonlocal_goto): New.
6558 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6559 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6560 (add_action_record): Use VEC not varray.
6561 (collect_one_action_chain): Update for eh_region changes.
6562 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6563 Use get_eh_region_and_lp_from_rtx.
6564 (gate_convert_to_eh_region_ranges): New.
6565 (pass_convert_to_eh_region_ranges): Use it.
6566 (push_uleb128, push_sleb128): Use VEC not varray.
6567 (output_one_function_exception_table): Likewise.
6568 (dump_eh_tree): Update for eh_region changes.
6569 (verify_eh_tree): Likewise.
6570 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6571 * tree-eh.c: Include target.h.
6572 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6573 Don't disallow GIMPLE_RESX; adjust argument check.
6574 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6575 (record_stmt_eh_region): Update for landing pad numbers;
6576 generate a landing pad if necessary.
6577 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6578 (remove_stmt_from_eh_lp_fn): Similarly.
6579 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6580 Update for lp numbers; don't special case missing throw_stmt_table.
6581 (lookup_expr_eh_lp): Similarly.
6582 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6583 (eh_seq, eh_region_may_contain_throw): New.
6584 (struct leh_state): Add ehp_region.
6585 (struct leh_tf_state): Remove eh_label.
6586 (emit_post_landing_pad): New.
6587 (emit_resx, emit_eh_dispatch): New.
6588 (note_eh_region_may_contain_throw): New.
6589 (frob_into_branch_around): Take eh_region not eh label;
6590 emit eh code into eh_seq.
6591 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6592 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6593 lower_eh_must_not_throw. Emit code to eh_seq.
6594 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6595 (lower_try_finally_onedest): Likewise.
6596 (lower_try_finally_copy): Likewise.
6597 (lower_try_finally_switch): Likewise.
6598 (lower_try_finally): Initialize ehp_region.
6599 (lower_catch): Update for eh_catch objects.
6600 (lower_eh_filter): Don't handle must_not_throw.
6601 (lower_eh_must_not_throw): New.
6602 (lower_cleanup): Don't set eh_label.
6603 (lower_eh_constructs_2): Resolve eh builtins.
6604 Handle GIMPLE_EH_MUST_NOT_THROW.
6605 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6606 Add eh_seq to the end of the function body.
6607 (make_eh_dispatch_edges): New.
6608 (make_eh_edge): Remove.
6609 (make_eh_edges): Simplify for landing pads.
6610 (redirect_eh_edge_1): New.
6611 (redirect_eh_edge): Use it.
6612 (redirect_eh_dispatch_edge): New.
6613 (stmt_could_throw_p): Use a switch. Allow RESX.
6614 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6615 (stmt_can_throw_internal): Likewise.
6616 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6617 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6618 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6619 (gate_refactor_eh): New.
6620 (pass_refactor_eh): Use it.
6621 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6622 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6623 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6624 (remove_unreachable_handlers): Rename from
6625 tree_remove_unreachable_handlers; rewrite for landing pads;
6626 call remove_eh_handler directly.
6627 (remove_unreachable_handlers_no_lp): New.
6628 (unsplit_eh, unsplit_all_eh): New.
6629 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6630 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6631 (cleanup_empty_eh_unsplit): New.
6632 (cleanup_empty_eh): Rewrite.
6633 (cleanup_all_empty_eh): New.
6634 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6635 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6636 (gate_cleanup_eh): New.
6637 (pass_cleanup_eh): Use it.
6638 (verify_eh_edges): Move later in file. Expect one EH edge.
6639 (verify_eh_dispatch_edge): New.
6641 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6642 (gtype-desc.o): Add TARGET_H.
6643 (tree.o): Use EXCEPT_H, not except.h.
6644 (cfgbuild.o): Add EXPR_H.
6645 (GTFILES): Add vecprim.h.
6646 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6647 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6648 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6649 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6650 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6651 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6652 calls to can_throw_internal.
6653 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6654 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6655 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6656 (expand_gimple_stmt): Use make_reg_eh_region_note.
6657 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6658 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6659 or find_exception_handler_labels.
6660 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6661 there is exacly one EH edge. Use can_nonlocal_goto and
6663 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6664 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6665 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6666 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6667 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6668 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6669 * dse.c (scan_insn): Use insn_could_throw_p.
6670 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6671 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6672 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6673 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6674 EXC_PTR_EXPR or FILTER_EXPR.
6675 (tree_expr_nonzero_warnv_p): Likewise.
6676 * function.h: Include vecprim.h, not varray.h
6677 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6678 move ttype_data and ehspec_data members to struct eh_status; change
6679 action_record_data member to a VEC.
6680 * gcse.c (hash_scan_set): Use can_throw_internal.
6681 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6682 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6683 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6684 (block_may_fallthru): Don't handle RESX_EXPR.
6685 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6686 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6687 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6688 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6689 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6690 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6691 (gimple_size): Likewise.
6692 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6693 (gimple_build_resx): Use gimple_build_with_ops.
6694 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6695 (is_gimple_val): Likewise.
6696 (is_gimple_stmt): Remove RESX_EXPR.
6697 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6698 (GIMPLE_RESX): Reorder with other EH constructs.
6699 * gimple.h (struct gimple_statement_eh_mnt): New.
6700 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6701 (gimple_eh_filter_must_not_throw): Remove.
6702 (gimple_eh_filter_set_must_not_throw): Remove.
6703 (gimple_eh_must_not_throw_fndecl): New.
6704 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6705 (is_gimple_resx): New.
6706 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6707 Don't copy EH_FILTER_MUST_NOT_THROW.
6708 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6709 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6710 handle must_not_throw_labels specially.
6711 * ipa-pure-const.c (check_call): Update debug statement for LP.
6712 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6713 * ipa-utils.c (get_base_var): Likewise.
6714 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6715 * lower-subreg.c (move_eh_region_note): Remove.
6716 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6717 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6718 (create_task_copyfn): Likewise.
6719 (maybe_catch_exception): Use gimple_build_eh_filter.
6720 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6721 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6722 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6723 and pass_lower_resx.
6724 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6725 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6726 can_throw_internal, can_nonlocal_goto.
6727 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6728 copy_reg_eh_region_note_forward.
6729 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6730 (emit_output_reload_insns): Likewise.
6731 (copy_eh_notes): Remove.
6732 * rtl.def (RESX): Remove.
6733 * rtl.h: Update declarations.
6734 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6735 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6736 (update_eh_label): Remove.
6737 (cleanup_dead_labels_eh): New.
6738 (cleanup_deal_labels): Use it instead of update_eh_label.
6739 (gimple_merge_blocks): Update landing pad data structure when
6740 removing a landing pad label.
6741 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6742 test; handle GIMPLE_EH_MUST_NOT_THROW.
6743 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6744 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6745 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6746 (verify_stmt): Likewise. Verify landing pads.
6747 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6748 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6749 (struct move_stmt_d): Add eh_map.
6750 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6751 (move_stmt_r): Remap eh region numbers in builtin calls,
6752 resx and eh_dispatch.
6753 (move_block_to_fn): Remove eh_offset parameter. Use
6754 maybe_duplicate_eh_stmt_fn.
6755 (find_outermost_region_in_block): Operate on eh_region pointers
6756 instead of region numbers.
6757 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6758 duplicate_eh_regions.
6759 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6760 test earlier. Disallow EH landing pads.
6761 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6762 * tree-flow.h: Update declarations.
6763 (struct tree_ann_common_d): Replace rn with lp_nr.
6764 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6765 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6766 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6767 resx and eh_dispatch.
6768 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6769 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6770 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6771 from duplicate_eh_regions.
6772 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6773 update RESX; handle EH_DISPATCH.
6774 (expand_call_inline): Set eh_lp_nr, not eh_region.
6775 (maybe_inline_call_in_expr): Likewise.
6776 * tree-inline.h (struct copy_body_data): Replace eh_region with
6777 eh_lp_nr, eh_region_offset with eh_map.
6778 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6779 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6780 * tree-pretty-print.c (dump_generic_node): Don't handle
6781 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6782 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6783 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6784 EXC_PTR_EXPR, FILTER_EXPR.
6785 * tree-ssa-operands.c (get_expr_operands): Likewise.
6786 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6787 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6788 (ao_ref_init_from_vn_reference): Likewise.
6789 * tree-ssa-sink.c (statement_sink_location): Likewise.
6790 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6791 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6792 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6793 EXC_PTR_EXPR, FILTER_EXPR.
6794 (is_exception_related): Remove.
6795 (compute_avail): Don't call it.
6796 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6797 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6798 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6799 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6801 (build_resx): Remove.
6802 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6803 * tree.h: Update declarations.
6804 (EH_FILTER_MUST_NOT_THROW): Remove.
6805 (struct tree_label_decl): Add eh_landing_pad_nr.
6806 (EH_LANDING_PAD_NR): New.
6807 * value-prof.c (gimple_ic): Tidy variable names. Update for
6808 landing pad numbers.
6809 (gimple_stringop_fixed_value): Tidy variable names. Assert
6810 that neither call stmt can throw.
6811 * vecprim.h (uchar): New.
6812 (VEC(uchar,heap), VEC(uchar,gc)): New.
6814 * c-common.c (c_define_builtins): Update call to
6815 build_common_builtin_nodes.
6816 * c-parser.c (c_parse_file): Don't call
6817 default_init_unwind_resume_libfunc.
6819 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6821 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6822 (mips_cprestore_address_p): Likewise.
6823 (mips_save_gp_to_cprestore_slot): Likewise.
6824 (mips_restore_gp): Rename to...
6825 (mips_restore_gp_from_cprestore_slot): ...this.
6826 (mips_must_initialize_gp_p): Declare.
6827 (mips_emit_save_slot_move): Likewise.
6828 (mips_output_load_label): Return nothing.
6829 (mips_eh_uses): Declare.
6830 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6831 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6832 (TARGET_ABSOLUTE_JUMPS): Likewise.
6833 (EH_USES): Likewise.
6834 (FIRST_PSEUDO_REGISTER): Update comment.
6835 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6836 (MIPS_CALL): ...here.
6837 (REGISTER_NAMES): Add $cprestore.
6838 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6839 Add load_label_length, has_inflexible_gp_insn_p,
6840 has_flexible_gp_insn_p, must_initialize_gp_p and
6841 must_restore_gp_when_clobbered_p.
6842 (mips_expand_call): Don't generate split instructions here.
6843 (mips_split_call): Update the call to mips_restore_gp after
6844 the above name change.
6845 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6846 (mips_find_gp_ref): New function.
6847 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6848 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6849 (mips_insn_has_flexible_gp_ref_p): Likewise.
6850 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6851 (mips_function_has_gp_insn): Delete.
6852 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6853 Use the new functions above. Only return INVALID_REGNUM
6854 for TARGET_ABSOLUTE_JUMPS.
6855 (mips_must_initialize_gp_p): New function.
6856 (mips_get_cprestore_base_and_offset): New function, extracted from...
6857 (mips_cprestore_slot): ...here. Take a bool parameter.
6858 (mips_cfun_has_cprestore_slot_p): New function.
6859 (mips_cprestore_address_p): Likewise.
6860 (mips_save_gp_to_cprestore_slot): Likewise.
6861 (mips_restore_gp): Rename to...
6862 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6863 epilogue_completed. Update the call to mips_cprestore_slot.
6864 Test cfun->machine->must_restore_gp_when_clobbered_p.
6865 (mips_direct_save_slot_move_p): New function.
6866 (mips_emit_save_slot_move): Likewise.
6867 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6868 of cfun->machine->global_pointer.
6869 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6870 (mips_save_reg): Use mips_emit_save_slot_move.
6871 (mips_expand_prologue): Set must_initialize_gp_p.
6872 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6873 for all cprestore saves. Emit a use_cprestore instruction after
6874 setting up the cprestore slot.
6875 (mips_restore_reg): Use mips_emit_save_slot_move.
6876 (mips_process_load_label): New function.
6877 (mips_load_label_length): Likewise.
6878 (mips_output_load_label): Don't return asm: output it here instead.
6879 Use mips_process_load_label.
6880 (mips_adjust_insn_length): Adjust the length of branch instructions
6881 that have length MAX_PIC_BRANCH_LENGTH.
6882 (mips_output_conditional_branch): Update the call to
6883 mips_output_load_label. Assume the branch target is OPERANDS[0]
6884 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6885 (mips_output_order_conditional_branch): Swap the meaning of
6886 OPERANDS[0] and OPERANDS[1].
6887 (mips_variable_issue): Don't count ghost instructions.
6888 (mips_expand_ghost_gp_insns): New function.
6889 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6890 (mips_output_mi_thunk): Set must_initialize_gp_p.
6891 (mips_eh_uses): New function.
6892 * config/mips/predicates.md (cprestore_save_slot_operand)
6893 (cprestore_load_slot_operand): New predicates.
6894 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6895 (UNSPEC_MOVE_GP): Likewise.
6896 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6897 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6898 (CPRESTORE_SLOT_REGNUM): New register.
6899 (MAX_PIC_BRANCH_LENGTH): New constant.
6900 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6901 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6902 branches. Fix commentary.
6903 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6904 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6905 Change type to "ghost".
6906 (loadgp_absolute_<mode>): Likewise.
6907 (loadgp_rtp_<mode>): Likewise.
6908 (copygp_mips16): Likewise.
6909 (loadgp_blockage): Remove redundant mode attribute.
6910 (potential_cprestore): New instruction.
6911 (cprestore): Turn into an unspec set.
6912 (use_cprestore): New instruction.
6913 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6914 (*branch_fp_inverted): Likewise.
6915 (*branch_order<mode>): Likewise.
6916 (*branch_order<mode>_inverted): Likewise.
6917 (*branch_equality<mode>): Likewise.
6918 (*branch_equality<mode>_inverted): Likewise.
6919 (*branch_bit<bbv><mode>): Likewise.
6920 (*branch_bit<bbv><mode>_inverted): Likewise.
6921 (*branch_equality<mode>_mips16): Remove redundant mode.
6922 (jump): Turn into a define_expand.
6923 (*jump_absolute): New instruction.
6924 (*jump_pic): Likewise.
6925 (*jump_mips16): Rename previously-unnamed pattern. Remove
6926 redundant mode attribute.
6927 (restore_gp): Split on epilogue_completed rather than
6928 reload_completed. Change type to "ghost".
6929 (move_gp<mode>): New instruction.
6930 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6931 Remove redundant mode attribute.
6932 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6933 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6934 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6936 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6939 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6940 are returned in the same register (vs34 or v2) that Altivec vector
6941 types are returned in.
6942 (rs6000_libcall_value): Ditto.
6945 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6946 instead of explicit addsi3/adddi3 calls.
6947 (rs6000_split_multireg_move): Ditto.
6948 (rs6000_emit_allocate_stack): Ditto.
6949 (rs6000_emit_prologue): Ditto.
6950 (rs6000_output_mi_thunk): Ditto.
6952 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6953 size is 64 bits if we can use 64-bit registers.
6955 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6957 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6960 From Jie Zhang <jie.zhang@analog.com>:
6961 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6962 save FP and RETS with saveall attribute.
6963 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6964 with saveall attribute.
6966 * config/bfin/bfin.c (bfin_expand_builtin,
6967 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6970 From Jie Zhang <jie.zhang@analog.com>:
6971 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6972 before use in two places.
6973 * config/bfin/bfin.md (AREG): Define mode iterator.
6974 (reload_in, reload_out): Use mode iterator AREG.
6976 2009-09-14 Richard Guenther <rguenther@suse.de>
6979 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6980 EH personality path.
6982 2009-09-13 Richard Guenther <rguenther@suse.de>
6983 Rafael Avila de Espindola <espindola@google.com>
6985 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6986 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6987 (LANG_HOOKS_INITIALIZER): Adjust.
6988 (lhd_pass_through_t): Declare.
6989 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6991 * langhooks.c (lhd_pass_through_t): New function.
6992 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6993 dwarf2out_begin_prologue): Use personality from current_function_decl.
6994 * expr.h (get_personality_function): Declare.
6995 * expr.c (get_personality_function): New function.
6996 (build_personality_function): Likewise.
6997 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6998 (eh_personality_libfunc): Remove.
6999 * optabs.c (build_libfunc_function): New function split out from ...
7000 (init_one_libfunc): ... here.
7001 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7002 (tree_function_decl): Add personality.
7003 (lhd_gcc_personality): Declare.
7004 (build_personality_function): Likewise.
7005 * tree.c (gcc_eh_personality_decl): New.
7006 (lhd_gcc_personality): New function.
7007 * except.h (lang_eh_runtime_type): Remove.
7008 (enum eh_personality_kind): New.
7009 (build_personality_function): Declare.
7010 (function_needs_eh_personality): Declare.
7011 * except.c (lang_eh_runtime_type): Remove.
7012 (function_needs_eh_personality): New function.
7013 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7014 (sjlj_emit_function_enter, output_function_exception_table):
7015 Use personality from current_function_decl.
7016 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7017 * tree-inline.c (tree_can_inline_p): Do not inline across different
7019 (expand_call_inline): Likewise. Adjust the callers EH personality.
7020 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7021 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7022 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7023 (c-parser.o): Likewise
7024 * c-tree.h (c_eh_initialized_p): Remove.
7025 (c_maybe_initialize_eh): Likewise.
7026 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7027 (finish_decl): Don't call c_maybe_initialize_eh.
7028 (c_eh_initialized_p): Remove.
7029 (c_maybe_initialize_eh): Likewise.
7030 * c-parser.c (c_parser_omp_construct): Likewise.
7031 (c_parse_file): Initialize exception handling.
7033 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7035 * config.gcc (tm_file): Remove i386/biarch32.h
7036 for i?86-w64-mingw* case.
7037 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7039 * config.host: Set for x64 mingw the option
7040 use_long_long_for_widest_fast_int to yes.
7042 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7044 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7045 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7046 (dbxout_begin_function): Likewise.
7047 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7048 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7049 set on the function.
7050 (final_end_function): Likewise.
7051 (final_scan_insn): Likewise.
7052 (rest_of_handle_final): Likewise.
7053 * varasm.c (assemble_start_function): Likewise.
7054 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7056 2009-09-12 Jason Merrill <jason@redhat.com>
7058 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7059 * opts.c (common_handle_option): constify.
7061 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7063 * doc/install.texi (avr): Remove obsolete reference site.
7065 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7067 * doc/install.texi (Binaries): Adjust AIX link.
7069 2009-09-12 Akim Demaille <demaille@gostai.com>
7071 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7072 Use an imperative sentence.
7074 2009-09-11 Richard Henderson <rth@redhat.com>
7076 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7077 structure-name and has-tree-operands arguments; update all entries.
7078 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7080 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7081 (gsstruct_code_size): New.
7082 (gss_for_code_): New.
7083 (gss_for_code): Remove.
7084 (gimple_size): Rewrite using gsstruct_code_size.
7085 (gimple_statement_structure): Move to gimple.h.
7086 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7087 (gss_for_code, gimple_statement_structure): New.
7088 (gimple_ops): Use new arrays; tidy.
7090 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7092 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7093 operand to be a PLUS expression.
7094 * config/pa/pa.c (pa_secondary_reload): Likewise.
7096 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7098 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7100 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7103 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7105 From Jie Zhang <jie.zhang@analog.com>:
7106 * doc/extend.texi (node Function Attributes): Document l2
7108 (node Blackfin Variable Attributes): Document l2 variable attributes.
7110 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7112 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7113 to match the system compiler's configuration at inflection point.
7114 Add comment to remark a remaining difference with system compiler.
7116 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7117 * configure: Regenerate.
7119 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7121 From Jie Zhang <jie.zhang@analog.com>:
7122 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7123 (bfin_handle_l2_attribute): New.
7124 (bfin_attribute_table): Add l2 attribute.
7126 2009-09-11 Michael Matz <matz@suse.de>
7129 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7130 on the local_decls list.
7132 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7136 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7138 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7139 for VALUEs, to implement the documented interface.
7140 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7141 Adjust for VALUEs and anything else, to implement the
7142 documented interface.
7144 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7146 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7147 with actual SPE/paired vector modes before using 64-bit alignment.
7148 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7150 2009-09-10 DJ Delorie <dj@redhat.com>
7152 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7155 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7156 * config/mep/mep.c (mep_legitimate_constant_p): New.
7157 * config/mep/mep-protos.h: Prototype it.
7159 2009-09-10 Richard Henderson <rth@redhat.com>
7161 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7163 2009-09-10 Jason Merrill <jason@redhat.com>
7165 * tree.c (chain_index): New fn.
7166 * tree.h: Declare it.
7168 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7170 * config/sol2-c.c (cmn_err_length_specs): Initialize
7171 scalar_identity_flag.
7173 2009-09-10 Richard Henderson <rth@redhat.com>
7175 * tree.h (struct tree_decl_common): Move align member earlier;
7176 move label_decl_uid member ...
7177 (struct tree_label_decl): ... here.
7178 (LABEL_DECL_UID): Update to match.
7180 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7183 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7184 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7186 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7187 dest_prev if the edge is complex.
7189 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7191 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7192 loop latch tests earlier.
7194 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7195 before GIMPLE_RETURN, not after its predecessor; insert
7198 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7199 gimple_seq_empty_p to test for no PHI nodes.
7200 * tree-cfg.c (split_critical_edges): Likewise.
7202 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7204 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7206 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7207 introduced by the VTA branch merge.
7209 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7211 * ira-conflicts.c: Use fputs or putc instead of fprintf
7215 * tree-switch-conversion.c: Ditto.
7217 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7219 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7220 introduced by the VTA branch merge.
7222 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7225 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7227 PR rtl-optimization/39779
7228 * expr.c (convert_modes): Return when mode == oldmode after
7229 CONST_INTs are processed.
7231 2009-09-10 Nick Clifton <nickc@redhat.com>
7233 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7234 attribute and referring decl when creating renamed symbol.
7236 2009-09-10 Richard Guenther <rguenther@suse.de>
7239 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7241 (cgraph_finalize_compilation_unit): Compute reachability
7242 before emitting thunks. Properly process aliases before
7243 possibly removing unreachable nodes.
7245 2009-09-10 Richard Guenther <rguenther@suse.de>
7248 * tree.c (struct free_lang_data_d): Add worklist member.
7249 (find_decls_types_r): Push onto the worklist instead of recursing.
7250 Handle TREE_BINFOs properly.
7251 (find_decls_types): New function wrapped around find_decls_types_r
7252 to process the worklist.
7253 (find_decls_types_in_eh_region): Use it.
7254 (find_decls_types_in_node): Likewise.
7255 (find_decls_types_in_var): Likewise.
7256 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7257 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7258 (AGGREGATE_TYPE_P): Adjust.
7260 2009-09-09 Jason Merrill <jason@redhat.com>
7262 * configure.ac: Check glibc version even if we have an in-tree
7265 2009-09-09 Anthony Green <green@moxielogic.com>
7267 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7268 the constant 0 when appropriate.
7269 * config/moxie/constraints.md: Add constraint O.
7271 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7272 to pass up to 6 32-bit argument values in registers.
7273 (moxie_function_arg): Ditto.
7274 (moxie_arg_partial_bytes): Ditto.
7275 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7276 (REG_PARM_STACK_SPACE): Ditto.
7277 (FUNCTION_ARG_REGNO_P): Ditto.
7279 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7280 instruction to allocate stack space.
7282 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7284 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7285 unnecessarily stringent constraints. Fix address
7286 calculation in the splitters.
7288 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7290 PR rtl-optimization/39779
7291 * expr.c (convert_modes): Return when mode == oldmode after
7292 CONST_INTs are processed.
7294 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7297 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7298 (ix86_expand_prologue): Take frame.padding0 into logic of
7300 (ix86_expand_epilogue): Likewise.
7302 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7304 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7306 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7307 * config/t-slibgcc-libgcc: New file.
7308 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7310 2009-09-09 Martin Jambor <mjambor@suse.cz>
7312 PR tree-optimization/41089
7313 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7316 2009-09-09 Richard Henderson <rth@redhat.com>
7318 * gimple.h (CASE_GIMPLE_OMP): New.
7319 (is_gimple_omp): Use it.
7320 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7321 (verify_gimple_debug): Likewise.
7323 2009-09-09 Richard Guenther <rguenther@suse.de>
7325 PR tree-optimization/41101
7326 * tree-ssa-pre.c (maximal_set): Remove.
7327 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7328 Defer all blocks we didn't visit at least one successor.
7329 (add_to_exp_gen): Do not add to the maximal set.
7330 (make_values_for_phi): Likewise.
7331 (compute_avail): Likewise.
7332 (init_pre): Do not allocate the maximal set.
7333 (execute_pre): Do not dump it.
7335 2009-09-09 Martin Jambor <mjambor@suse.cz>
7337 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7338 an SSA_NAME rather than a is_gimple_variable.
7340 2009-09-09 Richard Guenther <rguenther@suse.de>
7343 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7344 code dealing with plain pointer bases.
7345 (maybe_fold_offset_to_reference): Likewise.
7346 (maybe_fold_stmt_addition): Adjust.
7348 2009-09-09 Richard Guenther <rguenther@suse.de>
7350 * tree.c (free_lang_data_in_type): Do not free the type variant
7352 (free_lang_data): Merge char_type_node with its properly signed
7354 (pass_ipa_free): Collect after freeing language specific data.
7356 2009-09-09 Michael Matz <matz@suse.de>
7359 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7360 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7361 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7364 2009-09-08 DJ Delorie <dj@redhat.com>
7366 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7368 2009-09-04 Jason Merrill <jason@redhat.com>
7370 * tree.c (tree_find_value): Remove.
7371 * tree.h: Remove prototype.
7372 * varasm.c (assemble_external): Use value_member instead.
7374 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7376 * toplev.c (process_options): Choose default debugging type when
7377 gtoggle enables debug info and type is unset.
7379 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7383 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7386 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7388 * configure: Rebuilt with modified libtool.m4.
7390 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7395 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7397 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7399 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7400 (remove_statement): Likewise.
7401 (rewrite_use_nonlinear_expr): Adjust.
7402 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7403 * tree-ssa.c (release_defs_bitset): ... this. New.
7404 * tree-flow.h (release_defs_bitset): Declare.
7406 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7409 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7410 in the middle block.
7412 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7414 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7415 via intptr_t to long type.
7416 (insert_operand_rank): Cast long type via intptr_t to
7418 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7420 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7421 from pointer to unsigned via uintptr_t.
7423 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7424 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7426 * configure: Regenerated.
7427 * config.in: Regenerated
7428 * system.h (stdint.h): Add include.
7429 (inttypes.h): Likewise.
7430 * Makefile.in (aclocal): Add config/stdint.m4.
7431 * aclocal.m4: Regenerated.
7433 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7435 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7437 (note_np_check_stores): New function.
7438 (harmless_null_pointer_p): New function.
7439 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7440 changed. Take into account whether we're in the shadow of a condjump
7441 that tested NP_REG for NULL.
7442 Lose all code that tested for SEQUENCEs.
7443 (workaround_speculation): Avoid inserting NOPs for loads that are
7444 either always executed or a NULL pointer.
7446 2009-09-08 Jan Hubicka <jh@suse.cz>
7448 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7449 * params.def (early-inlining-insns): Likewise.
7451 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7453 PR rtl-optimization/41239
7454 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7455 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7457 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7458 across calls, as the calls might not always return normally.
7459 (call_may_noreturn_p): New function.
7460 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7461 (init_deps): Initialize it.
7462 (remove_from_deps): Also remove calls from
7463 last_function_call_may_noreturn list.
7465 2009-09-07 Richard Henderson <rth@redhat.com>
7467 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7468 more VR->OPERANDS than LHS operands. Free LHS before returning.
7470 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7472 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7473 (attr "addrtype"): New member "spreg".
7474 Use it if mem_spfp_address_operand is true for the address.
7475 (attr "type"): New entry "stall".
7476 (cpu_unit "load"): New.
7477 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7479 (insn_reservation "loadsp"): New.
7480 (insn_reservation "load_stall1"): New.
7481 (insn_reservation "load_stall3"): New.
7483 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7484 (mem_p_address_operand): Exclude stack and frame pointer based
7486 (mem_spfp_address_operand): New; match them here.
7487 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7488 (bfin_reorg): Call it if scheduling insns.
7489 (bfin_gen_bundles): Remove dummy insns created by
7490 add_sched_insns_for_speculation.
7492 From Jie Zhang <jie.zhang@analog.com>:
7493 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7494 bfin_si_revision, bfin_workarounds): Move these ...
7495 * config/bfin/bfin.h: ... here.
7497 From Mike Frysinger <michael.frysinger@analog.com>
7498 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7499 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7500 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7501 bf547m, bf548m, and bf549m.
7502 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7503 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7504 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7505 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7506 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7507 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7508 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7509 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7510 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7511 bf542m, bf544m, bf547m, bf548m, and bf549m.
7513 From Jie Zhang <jie.zhang@analog.com>:
7514 * config/bfin/predicates.md (p_register_operand): New predicate.
7515 (dp_register_operand): New predicate.
7516 * config/bfin/bfin-protos.h (WA_05000074): Define.
7517 (ENABLE_WA_05000074): Define.
7518 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7519 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7520 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7521 (define_attr addrtype): Allow load/store register to be P register.
7522 (define_attr storereg): New.
7523 (define_cpu_unit anomaly_05000074): New.
7524 (define_insn_reservation dsp32shiftimm): New.
7525 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7526 (define_insn_reservation loadp): Cannot use slot2.
7527 (define_insn_reservation loadsp): Cannot use slot2.
7528 (define_insn_reservation storep): Cannot use slot2. Does not
7529 apply when working around 05000074.
7530 (define_insn_reservation storep_anomaly_05000074): New.
7531 (define_insn_reservation storei): Does not apply when working
7533 (define_insn_reservation storei_anomaly_05000074): New.
7534 (define_attr length): Add dsp32shiftimm case.
7535 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7536 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7537 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7538 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7539 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7541 2009-09-07 Martin Jambor <mjambor@suse.cz>
7544 * tree-sra.c (create_artificial_child_access): Return NULL if
7545 build_ref_for_offset fails.
7546 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7547 and create_artificial_child_access to fail.
7549 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7552 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7553 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7554 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7556 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7558 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7559 block, ensure it has an exit edge. Emit a barrier after a jump.
7561 2009-09-07 Nick Clifton <nickc@redhat.com>
7563 * gcc.c (this_is_linker_script): New variable. Like
7564 this_is_library_file but for the %T constructor.
7565 (end_going_arg): If this_is_linker_script is set then locate the
7566 script and insert a --script switch before it
7567 (do_spec_2): Initialise this_is_linker_script.
7568 (do_spec_1): Likewise. Handle %T construct.
7569 (eval_spec_function): Preserve this_is_linker_script.
7570 * doc/invoke.texi: Document %T construct in spec files.
7571 * config/m32c/m32c.h (LIB_SPEC): Use it.
7573 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7575 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7576 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7577 when volatile flag is set.
7578 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7580 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7583 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7584 (combine_stack_adjustments_for_block): Allow insns between stack
7585 adjustments and stores with corresponding pre-(dec|inc)rement or
7586 pre-modify operation.
7588 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7591 * combine-stack-adj.c (struct csa_memlist): Rename to...
7592 (struct csa_reflist): ... this. Rename mem field to ref.
7593 (free_csa_memlist): Rename to...
7594 (free_csa_reflist): ... this.
7595 (record_one_stack_memref): Rename to...
7596 (record_one_stack_ref): ... this. Handle also REG_P.
7597 (try_apply_stack_adjustment): Handle also REG_P.
7598 (struct record_stack_memrefs_data): Rename to...
7599 (struct record_stack_refs_data): ... this. Rename memlist field to
7601 (record_stack_memrefs): Rename to...
7602 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7603 subexpressions instead of failing when a MEM contains SP references.
7604 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7605 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7607 2009-09-06 Richard Guenther <rguenther@suse.de>
7610 * tree.c (build_array_type): Do not record types marked
7611 with structural equality in the canonical type hashtable.
7613 2009-09-06 Richard Guenther <rguenther@suse.de>
7616 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7618 2009-09-05 Richard Guenther <rguenther@suse.de>
7621 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7623 2009-09-05 Richard Guenther <rguenther@suse.de>
7626 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7628 2009-09-05 Richard Guenther <rguenther@suse.de>
7631 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7632 before comparing function argument types.
7634 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7637 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7640 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7643 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7645 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7646 locators before emit_insn is called.
7648 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7651 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7652 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7653 (reginfo_init): Don't call allocate_reg_info.
7655 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7658 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7659 NONDEBUG_INSN_P instead of INSN_P.
7661 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7664 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7666 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7669 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7670 pattern of the split.
7672 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7674 * toplev.c (process_options): Move setter of flag_var_tracking
7675 before other tests that depend on it. Move down setter of
7676 flag_rename_registers. Don't enable var-tracking-assignments
7677 by default if selective scheduling is enabled. Warn if both
7680 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7682 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7683 comment. Use switch statement to catch overlaps between rtx
7684 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7685 (IS_DECL_CODE): ... here. Remove.
7686 (check_value_is_not_decl): Remove.
7687 (dv_from_decl, dv_from_value): Check after conversion.
7689 2009-09-04 Richard Guenther <rguenther@suse.de>
7692 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7693 after emitting tunks. Move emitting thunks and ctors from ...
7694 (cgraph_optimize): ... here. Remove redundant
7695 cgraph_analyze_functions.
7696 * varasm.c (find_decl_and_mark_needed): Remove no longer
7698 (finish_aliases_1): Adjust check for thunk aliases.
7700 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7702 * config/arm/arm.md (ctzsi2): Added braces
7703 to avoid warning that broke booststrap.
7705 2009-09-04 Martin Jambor <mjambor@suse.cz>
7707 PR tree-optimization/41112
7708 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7709 handle variable-bounded arrays.
7710 (expr_with_var_bounded_array_refs_p): New function.
7711 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7713 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7715 * config/s390/2097.md: Removed two incorrect bypasses.
7716 (z10_fsimpdf): Fixed latency.
7717 (z10_fhex): New insn_reservation.
7718 (z10_floaddf): Fixed latency.
7719 (z10_floadsf): Fixed latency.
7720 (z10_ftrunctf): Fixed latency.
7721 (z10_ftruncdf): Fixed latency.
7722 * config/s390/s390.c (z10_cost): Fixed values.
7723 (s390_adjust_priority): Added z10 path.
7724 * config/s390/s390.md (type): Added fhex.
7725 (*mov<mode>_64dfp): Updated type attribute.
7726 (*mov<mode>_64): Updated type attribute.
7727 (*mov<mode>_31): Updated type attribute.
7728 (*mov<mode>"): Likewise.
7729 * config/s390/2084.md (x_fsimpdf): Updated condition.
7731 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7733 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7734 RTXs in the predicate for operand 1.
7736 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7738 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7739 (rbitsi2): New insn.
7740 (ctzsi2): New expand.
7741 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7743 2009-09-03 Martin Jambor <mjambor@suse.cz>
7745 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7746 (create_artificial_child_access): Use build_ref_for_offset instead
7747 of duplicate_expr_for_different_base.
7748 (propagate_subacesses_accross_link): Likewise.
7750 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7752 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7754 (mips16e_collect_argument_saves): Skip debug instructions.
7755 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7756 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7757 (r10k_insert_cache_barriers): Likewise.
7758 (mips_reorg_process_insns): Likewise.
7760 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7763 * ira.c (update_equiv_reg): Remove check on class likely spill.
7765 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7768 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7769 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7773 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7774 the stack slot if it is passed by invisible reference.
7775 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7776 by invisible reference.
7778 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7780 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7781 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7782 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7784 * config/bfin/sync.md: New file.
7785 * config/bfin/bfin.md: Include it.
7786 (UNSPEC_ATOMIC): New.
7787 (UNSPEC_ONES): Provide a unique number.
7789 From Jie Zhang <jie.zhang@analog.com>:
7790 * config/bfin/bfin.c (ret_regs): New.
7791 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7792 (must_save_rets_p): New.
7793 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7794 current_function_is_leaf.
7795 (do_link): Likewise.
7796 (do_unlink): Likewise.
7797 (expand_interrupt_handler_prologue): Use ret_regs array.
7798 (expand_interrupt_handler_epilogue): Use ret_regs array and
7799 pass return register to gen_return_internal.
7800 (bfin_expand_epilogue): Pass return register to
7801 gen_return_internal.
7802 (bfin_expand_call): Explicitly clobber RETS.
7803 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7804 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7805 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7806 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7808 (return_internal): Take a reg rtx rather than the register number.
7810 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7812 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7813 when comparing against estimated_loop_iterations_int return.
7815 2009-09-03 Richard Guenther <rguenther@suse.de>
7817 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7818 eh_personality_libfunc.
7820 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7822 * tree-parloops.c (separate_decls_in_region): Add space.
7824 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7826 * tree-parloops.c (separate_decls_in_region): Change the condition
7827 checking if there are reductions in the loop.
7829 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7831 PR tree-optimization/38275
7832 * tree-parloops.c (parallelize_loops): Replace profitability condition
7833 for expected number of iterations.
7835 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7837 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7838 (bootstrap-debug): Explain conditions in which it becomes default.
7839 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7842 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7844 * doc/invoke.texi (Optimize Options): Move
7845 -finline-small-functions to the -O2 list.
7847 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7849 * toplev.c (process_options): Enable var-tracking-assignments
7850 by default if var-tracking is enabled.
7852 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7854 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7856 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7857 * rtl.h (prev_nonnote_insn_bb): Declare it.
7859 2009-09-03 Diego Novillo <dnovillo@google.com>
7861 * cgraph.c (cgraph_node_for_decl): New.
7862 * cgraph.h (cgraph_node_for_decl): Declare.
7863 * tree.c (host_integerp): Return 0 if T is NULL.
7865 2009-09-03 Diego Novillo <dnovillo@google.com>
7867 * tree.h (struct alias_pair): Move from varasm.c.
7868 (alias_pairs): Likewise.
7869 (TYPE_MAXVAL): Define.
7870 (TYPE_MINVAL): Define.
7871 (iterative_hash_host_wide_int): Declare.
7872 (remove_unreachable_alias_pairs): Declare.
7873 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7874 * diagnostic.c (default_diagnostic_starter): Make extern.
7875 (default_diagnostic_finalizer): Make extern.
7876 * diagnostic.h (default_diagnostic_starter): Declare.
7877 (default_diagnostic_finalizer): Declare.
7878 (default_tree_printer): Declare.
7879 * toplev.c (default_tree_printer): Make extern.
7881 2009-09-03 Richard Guenther <rguenther@suse.de>
7882 Diego Novillo <dnovillo@google.com>
7884 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7885 * cgraphunit.c (cgraph_expand_function): Do not emit
7886 associated thunks from here.
7887 (cgraph_emit_thunks): New.
7888 (cgraph_optimize): Call it.
7889 Return if any IPA pass finds an error.
7890 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7893 2009-09-03 Simon Baldwin <simonb@google.com>
7894 Rafael Espindola <espindola@google.com>
7895 Richard Guenther <rguenther@suse.de>
7896 Doug Kwan <dougkwan@google.com>
7897 Diego Novillo <dnovillo@google.com>
7899 * tree.c: Include tree-pass.h, langhooks-def.h,
7900 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7901 (free_lang_data_in_type): New.
7902 (need_assembler_name_p): New.
7903 (free_lang_data_in_block): New.
7904 (free_lang_data_in_decl): New.
7905 (struct free_lang_data_d): New.
7906 (add_tree_to_fld_list): New.
7907 (find_decls_types_r): New.
7908 (get_eh_types_for_runtime): New.
7909 (find_decls_types_in_eh_region): New.
7910 (find_decls_types_in_node): New.
7911 (find_decls_types_in_var): New.
7912 (free_lang_data_in_cgraph): New.
7913 (free_lang_data): New.
7914 (gate_free_lang_data): New.
7915 (pass_ipa_free_lang_data): New.
7917 2009-09-03 Diego Novillo <dnovillo@google.com>
7919 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7920 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7921 (lang_hooks): Remove const qualifier.
7922 * ipa.c (cgraph_remove_unreachable_nodes): Call
7923 remove_unreachable_alias_pairs.
7924 * except.c (add_type_for_runtime): Check if TYPE has
7925 already been converted.
7926 (lookup_type_for_runtime): Likewise.
7927 (check_handled): Handle converted types.
7928 * varasm.c (remove_unreachable_alias_pairs): New.
7929 * gimple.c: Include demangle.h.
7930 (gimple_decl_printable_name): New.
7931 (gimple_fold_obj_type_ref): New.
7932 * gimple.h (gimple_decl_printable_name): Declare.
7933 (gimple_fold_obj_type_ref): Declare.
7934 * passes.c (init_optimization_passes): Add pass
7935 pass_ipa_free_lang_data.
7936 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7937 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7939 2009-09-03 Diego Novillo <dnovillo@google.com>
7941 * c-lang.c (lang_hooks): Remove const qualifier.
7943 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7945 * doc/install.texi (*-*-freebsd*): Update target information.
7947 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7949 * hard-reg-set.h (call_fixed_regs): Remove.
7950 * reginfo.c (call_fixed_regs): Remove.
7951 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7952 (globalize_reg): Don't use call_fixed_regs.
7953 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7956 2009-09-01 Michael Matz <matz@suse.de>
7958 * expr.h (emit_storent_insn, expand_expr_real_1,
7959 expand_expr_real_2): Declare.
7960 * expr.c (emit_storent_insn, expand_expr_real_1,
7961 expand_expr_real_2): Export.
7962 (store_expr): Setting and evaluating dont_return_target is useless.
7963 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7964 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7965 * except.c (expand_resx_expr): Rename to ...
7966 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7967 * except.h (expand_resx_stmt): Declare.
7968 * stmt.c: Add include gimple.h
7969 (expand_asm_expr): Rename to ...
7970 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7971 (expand_case): Rewrite to take gimple statement.
7972 * tree.h (expand_asm_stmt): Declare.
7973 (expand_case): Change prototype.
7974 * Makefile.in (stmt.o): Depend on gimple.h.
7975 * builtins.c (expand_builtin_synchronize): Build gimple asm
7976 statement, not an ASM_EXPR.
7977 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7978 gimple_to_tree, release_stmt_tree): Remove.
7979 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7980 ggc_free, but hold comparison code and operands separately.
7981 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7982 (expand_call_stmt, expand_gimple_stmt_1,
7983 expand_gimple_stmt): New helpers.
7984 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7985 release_stmt_tree. Call expand_gimple_stmt instead.
7986 (expand_gimple_basic_block): Ditto.
7988 * calls.c (emit_call_1): Don't look at EH regions here, make
7989 fntree parameter useless.
7990 (expand_call): New local rettype for TREE_TYPE(exp), use it
7991 throughout. Remove local p, use addr instead.
7992 Don't look at EH regions here.
7994 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7996 * doc/invoke.texi (-fsched-pressure): Document it.
7997 (-fsched-reg-pressure-heuristic): Remove it.
7999 * reload.c (ira.h): Include.
8000 (find_reloads): Add choosing reload on number of small spilled
8003 * haifa-sched.c (ira.h): Include.
8004 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8005 saved_reg_pressure, curr_reg_live, saved_reg_live,
8006 region_ref_regs): New variables.
8007 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8008 initiate_reg_pressure_info, setup_ref_regs,
8009 initiate_bb_reg_pressure_info, save_reg_pressure,
8010 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8012 (setup_insn_reg_pressure_info): New function.
8013 (rank_for_schedule): Add pressure checking and insn issue time.
8014 Remove comparison of insn reg weights.
8015 (ready_sort): Set insn reg pressure info.
8016 (update_register_pressure, setup_insn_max_reg_pressure,
8017 update_reg_and_insn_max_reg_pressure,
8018 sched_setup_bb_reg_pressure_info): New functions.
8019 (schedule_insn): Add code for printing and updating reg pressure info.
8020 (find_set_reg_weight, find_insn_reg_weight): Remove.
8021 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8022 (debug_ready_list): Print reg pressure info.
8023 (schedule_block): Ditto. Check insn issue time.
8024 (sched_init): Set up sched_pressure_p. Allocate and set up some
8025 reg pressure related info.
8026 (sched_finish): Free some reg pressure related info.
8027 (fix_tick_ready): Make insn always ready if pressure_p.
8028 (init_h_i_d): Don't call find_insn_reg_weight.
8029 (haifa_finish_h_i_d): Free insn reg pressure info.
8031 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8032 ira_memory_move_cost, ira_class_hard_regs,
8033 ira_class_hard_regs_num, ira_no_alloc_regs,
8034 ira_available_class_regs, ira_reg_class_cover_size,
8035 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8037 * ira-lives.c (single_reg_class): Check mode to find how many
8038 registers are necessary for operand.
8039 (ira_implicitly_set_insn_hard_regs): New.
8041 * common.opt (fsched-pressure): New options.
8042 (fsched-reg-pressure-heuristic): Remove.
8044 * ira.c (setup_eliminable_regset): Rename to
8045 ira_setup_eliminable_regset. Make it external.
8046 (expand_reg_info): Pass cover class to setup_reg_classes.
8047 (ira): Call resize_reg_info instead of allocate_reg_info.
8049 * sched-deps.c: Include ira.h.
8050 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8051 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8052 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8053 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8054 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8055 mark_insn_reg_store, mark_insn_reg_clobber,
8056 setup_insn_reg_pressure_info): New.
8057 (sched_analyze_1): Update implicit_reg_pending_uses.
8058 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8059 Use them to create dependencies. Set insn reg uses and pressure
8060 info. Process reg_pending_uses in one place.
8061 (free_deps): Free implicit sets.
8062 (remove_from_deps): Remove implicit sets if necessary. Check
8063 implicit sets when clearing reg_last_in_use.
8064 (init_deps_global): Clear implicit_reg_pending_clobbers and
8065 implicit_reg_pending_uses.
8067 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8068 ira_memory_move_cost, ira_class_hard_regs,
8069 ira_class_hard_regs_num, ira_no_alloc_regs,
8070 ira_available_class_regs, ira_reg_class_cover_size,
8071 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8072 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8073 ira_implicitly_set_insn_hard_regs): New prototypes.
8075 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8076 cost_elements_num): New variables.
8077 (allocno_costs, total_costs): Rename to costs and
8078 total_allocno_costs.
8079 (COSTS_OF_ALLOCNO): Rename to COSTS.
8080 (allocno_pref): Rename to pref.
8081 (allocno_pref_buffer): Rename to pref_buffer.
8082 (common_classes): Rename to regno_cover_class.
8084 (record_reg_classes): Set allocno attributes only if allocno_p.
8085 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8086 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8087 and COSTS_OF_ALLOCNO.
8088 (print_costs): Rename to print_allocno_costs.
8089 (print_pseudo_costs): New.
8090 (process_bb_node_for_costs): Split into 2 functions with new
8091 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8092 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8093 new parameter dump_file. Use cost_elements_num instead of
8094 ira_allocnos_num. Make one iteration if preferred classes were
8095 already calculated for scheduler. Make 2 versions of code
8096 depending on allocno_p.
8097 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8098 regno_cover_class and COSTS instead of common_classes and
8100 (init_costs, finish_costs): New.
8101 (ira_costs): Set up allocno_p and cost_elements_num. Call
8102 init_costs and finish_costs.
8103 (ira_set_pseudo_classes): New.
8105 * rtl.h (allocate_reg_info): Remove.
8106 (resize_reg_info): Change return type.
8107 (reg_cover_class): New.
8108 (setup_reg_classes): Add new parameter.
8110 * sched-int.h (struct deps_reg): New member implicit_sets.
8111 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8112 (INCREASE_BITS): New macro.
8113 (struct reg_pressure_data, struct reg_use_data): New.
8114 (struct _haifa_insn_data): Remove reg_weight. Add members
8115 reg_pressure, reg_use_list, reg_set_list, and
8116 reg_pressure_excess_cost_change.
8117 (struct deps): New member implicit_sets.
8118 (pressure_p): New variable.
8119 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8120 (struct reg_pressure_data, struct reg_use_data): New.
8121 (INSN_REG_WEIGHT): Remove.
8122 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8123 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8124 (sched_init_region_reg_pressure_info,
8125 sched_setup_bb_reg_pressure_info): New prototypes.
8127 * reginfo.c (struct reg_pref): New member coverclass.
8128 (reg_cover_class): New function.
8129 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8130 (reg_info_size): New variable.
8131 (allocate_reg_info): Make static. Setup reg_info_size.
8132 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8133 (setup_reg_classes): Add a new parameter. Setup cover class too.
8135 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8138 * sched-rgn.c (deps_join): Set up implicit_sets.
8139 (schedule_region): Set up region and basic blocks pressure
8142 * passes.c (init_optimization_passes): Move
8143 pass_subregs_of_mode_init before pass_sched.
8145 2009-09-02 Martin Jambor <mjambor@suse.cz>
8147 * tree-sra.c (struct access): New field grp_hint.
8148 (dump_access): Dump grp_hint.
8149 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8151 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8152 those which have been specifically read and somehow written to.
8153 (propagate_subacesses_accross_link): Set grp_hint of right child and
8154 also possibly of the left child.
8156 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8158 * tree-object-size.c (addr_object_size): Always use object_size_type
8159 0 or 2 when determining the pointer pointed object size.
8161 2009-09-02 Richard Guenther <rguenther@suse.de>
8164 2009-08-31 Richard Guenther <rguenther@suse.de>
8166 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8167 to query if the memory regions for memmove overlap.
8168 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8169 asserts on pointers, instead deal with odd trees.
8170 (ptr_derefs_may_alias_p): Likewise.
8171 (refs_may_alias_p_1): Constructor bases also never alias.
8173 2009-08-01 Christian Bruel <christian.bruel@st.com>
8176 2009-07-31 Christian Bruel <christian.bruel@st.com>
8177 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8179 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8181 * doc/invoke.texi (-fvar-tracking-assignments): New.
8182 (-fvar-tracking-assignments-toggle): New.
8183 (-fdump-final-insns=file): Mark filename as optional.
8184 (--param min-nondebug-insn-uid): New.
8185 (-gdwarf-@{version}): Mention version 4.
8186 * opts.c (common_handle_option): Accept it.
8187 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8188 * regrename.c (regrename_optimize): Drop last. Don't count debug
8189 insns as uses. Don't reject change because of debug insn.
8190 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8191 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8192 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8193 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8194 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8195 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8196 * doc/gimple.texi (is_gimple_debug): New.
8197 (gimple_debug_bind_p): New.
8198 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8199 * doc/install.texi (bootstrap-debug): More details.
8200 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8201 (bootstrap-debug-lib): More details.
8202 (bootstrap-debug-ckovw): Update.
8203 (bootstrap-time): New.
8204 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8205 (insert_phi_nodes_for): Insert debug stmts.
8206 (rewrite_stmt): Take iterator. Insert debug stmts.
8207 (rewrite_enter_block): Adjust.
8208 (maybe_replace_use_in_debug_stmt): New.
8209 (rewrite_update_stmt): Use it.
8210 (mark_use_interesting): Return early for debug stmts.
8211 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8212 stmts before replacing stmt.
8213 (move_computations_stmt): Likewise.
8214 * ira-conflicts.c (add_copies): Skip debug insns.
8215 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8216 (regstat_bb_compute_ri): Skip debug insns.
8217 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8218 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8219 check_loop_closed_ssa_stmt): Skip debug stmts.
8220 * tree-tailcall.c (find_tail_calls): Likewise.
8221 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8222 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8223 (build_var_debug_value_stat): Declare.
8224 (build_var_debug_value): Define.
8225 (target_for_debug_bind): Declare.
8226 * reload.c (find_equiv_reg): Skip debug insns.
8227 * rtlanal.c (reg_used_between_p): Skip debug insns.
8228 (side_effects_p): Likewise.
8229 (canonicalize_condition): Likewise.
8230 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8231 insns never depend on debug insns.
8232 (create_ddg_dep_no_link): Likewise.
8233 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8234 Don't add inter-loop dependencies for debug insns.
8235 (build_intra_loop_deps): Likewise.
8236 (create_ddg): Count debug insns.
8237 * ddg.h (struct ddg::num_debug): New.
8238 (num_backargs): Pair up with previous int field.
8239 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8240 -fcompare-debug-second.
8241 * final.c (get_attr_length_1): Skip debug insns.
8242 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8243 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8244 (driver_self_specs): Map -fdump-final-insns to
8245 -fdump-final-insns=..
8246 (get_local_tick): New.
8247 (compare_debug_dump_opt_spec_function): Test for . argument and
8248 compute output name. Compute temp output spec without flag name.
8249 Compute -frandom-seed.
8250 (OPT): Undef after use.
8251 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8252 (average_num_loop_insns): Likewise.
8253 * params.h (MIN_NONDEBUG_INSN_UID): New.
8254 * gimple.def (GIMPLE_DEBUG): New.
8255 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8256 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8257 (merge_in_block): Fix whitespace.
8258 * toplev.c (flag_var_tracking): Update comment.
8259 (flag_var_tracking_assignments): New.
8260 (flag_var_tracking_assignments_toggle): New.
8261 (process_options): Don't open final insns dump file if we're not
8262 going to write to it. Compute defaults for var_tracking.
8263 * df-scan.c (df_insn_rescan_debug_internal): New.
8264 (df_uses_record): Handle debug insns.
8265 * haifa-sched.c (ready): Initialize n_debug.
8266 (contributes_to_priority): Skip debug insns.
8267 (dep_list_size): New.
8269 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8270 they're ready. Disregard previous debug insns to make decisions.
8271 (queue_insn): Never queue debug insns.
8272 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8273 (schedule_insn): Don't reject debug insns because of issue rate.
8274 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8275 (queue_to_ready): Skip and discount debug insns.
8276 (choose_ready): Let debug insns through.
8277 (schedule_block): Check boundary debug insns. Discount debug
8278 insns, schedule them early. Adjust whitespace.
8279 (set_priorities): Check for boundary debug insns.
8280 (add_jump_dependencies): Use dep_list_size.
8281 (prev_non_location_insn): New.
8282 (check_cfg): Use it.
8283 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8285 (remove_unused_ivs): Reset debug stmts.
8286 * modulo-sched.c (const_iteration_count): Skip debug insns.
8287 (res_MII): Discount debug insns.
8288 (loop_single_full_bb_p): Skip debug insns.
8289 (sms_schedule): Likewise.
8290 (sms_schedule_by_order): Likewise.
8291 (ps_has_conflicts): Likewise.
8292 * caller-save.c (refmarker_fn): New.
8293 (save_call_clobbered_regs): Replace regs with saved mem in
8295 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8296 Call refmarker_fn mark for hardregnos.
8297 (mark_reg_as_referenced): New.
8298 (replace_reg_with_saved_mem): New.
8299 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8300 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8302 (cse_extended_basic_block): Skip debug insns.
8303 (count_reg_usage): Likewise.
8304 (is_dead_reg): New, split out of...
8305 (set_live_p): ... here.
8306 (insn_live_p): Use it for debug insns.
8307 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8308 (execute_optimize_stdarg): Likewise.
8309 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8310 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8311 changes in debug stmts as changes.
8312 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8313 (moveup_expr): Don't move across debug insns. Don't move
8314 debug insn if it would create a bookkeeping block.
8315 (moveup_expr_cached): Don't use cache for debug insns that
8316 are heads of blocks.
8317 (compute_av_set_inside_bb): Skip debug insns.
8318 (sel_rank_for_schedule): Schedule debug insns first. Remove
8320 (block_valid_for_bookkeeping_p); Support lax searches.
8321 (create_block_for_bookkeeping): Adjust block numbers when
8322 encountering debug-only blocks.
8323 (find_place_for_bookkeeping): Deal with debug-only blocks.
8324 (generate_bookkeeping_insn): Accept no place to insert.
8325 (remove_temp_moveop_nops): New argument full_tidying.
8326 (prepare_place_to_insert): Deal with debug insns.
8327 (advance_state_on_fence): Debug insns don't start cycles.
8328 (update_boundaries): Take fence as argument. Deal with
8330 (schedule_expr_on_boundary): No full_tidying on debug insns.
8331 (fill_insns): Deal with debug insns.
8332 (track_scheduled_insns_and_blocks): Don't count debug insns.
8333 (need_nop_to_preserve_insn_bb): New, split out of...
8334 (remove_insn_from_stream): ... this.
8335 (fur_orig_expr_not_found): Skip debug insns.
8336 * rtl.def (VALUE): Move up.
8338 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8339 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8340 Set it if debug stmts are found.
8341 (statement_sink_location): Skip debug stmts. Propagate
8342 moving defs into debug stmts.
8343 * ifcvt.c (first_active_insn): Skip debug insns.
8344 (last_active_insns): Likewise.
8345 (cond_exec_process_insns): Likewise.
8346 (noce_process_if_block): Likewise.
8347 (check_cond_move_block): Likewise.
8348 (cond_move_convert_if_block): Likewise.
8349 (block_jumps_and_fallthru_p): Likewise.
8350 (dead_or_predicable): Likewise.
8351 * dwarf2out.c (debug_str_hash_forced): New.
8352 (find_AT_string): Add comment.
8353 (gen_label_for_indirect_string): New.
8354 (get_debug_string_label): New.
8355 (AT_string_form): Use it.
8356 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8357 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8358 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8359 several operations that cannot be represented with DWARF opcodes.
8360 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8361 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8362 (dwarf2out_var_location): Take during-call mark into account.
8363 (output_indirect_string): Update comment. Output if there are
8364 label and references.
8365 (prune_indirect_string): New.
8366 (prune_unused_types): Call it if debug_str_hash_forced.
8367 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8368 (dw_long_long_const): Remove.
8369 (struct dw_val_struct): Change val_long_long type to rtx.
8370 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8371 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8372 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8373 component instead of HOST_BITS_PER_LONG.
8374 (output_loc_operands): Likewise. For const8* assert
8375 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8376 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8377 rather than HOST_BITS_PER_LONG is >= 64.
8378 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8380 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8381 HOST_BITS_PER_LONG for dw_val_class_long_long.
8382 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8383 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8384 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8386 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8387 Handle DW_OP_implicit_value.
8388 (extract_int): Move prototype earlier.
8389 (mem_loc_descriptor): For SUBREG punt if inner
8390 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8391 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8392 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8393 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8394 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8395 instead of Pmode size.
8396 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8397 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8398 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8399 (concat_loc_descriptor, concatn_loc_descriptor,
8400 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8401 (add_location_or_const_value_attribute): Likewise. For single
8402 location loc_lists attempt to use add_const_value_attribute
8403 for constant decls. Add DW_AT_const_value even if
8404 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8406 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8407 (control_flow_insn_p): Likewise.
8408 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8409 (separate_decls_in_region_debug_bind): New.
8410 (separate_decls_in_region): Process debug bind stmts afterwards.
8411 * recog.c (verify_changes): Handle debug insns.
8412 (extract_insn): Likewise.
8413 (peephole2_optimize): Skip debug insns.
8414 * dse.c (scan_insn): Skip debug insns.
8415 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8417 (setup_id_for_insn): Handle debug insns.
8418 (maybe_tidy_empty_bb): Adjust whitespace.
8419 (tidy_control_flow): Skip debug insns.
8420 (sel_remove_insn): Adjust for debug insns.
8421 (sel_estimate_number_of_insns): Skip debug insns.
8422 (create_insn_rtx_from_pattern): Handle debug insns.
8423 (create_copy_of_insn_rtx): Likewise.
8424 * sel-sched-.h (sel_bb_end): Declare.
8425 (sel_bb_empty_or_nop_p): New.
8426 (get_all_loop_exits): Use it.
8427 (_eligible_successor_edge_p): Likewise.
8428 (return_nop_to_pool): Adjust.
8429 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8430 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8431 * gimple-pretty-print.c (dump_gimple_debug): New.
8432 (dump_gimple_stmt): Use it.
8433 (dump_bb_header): Skip gimple debug stmts.
8434 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8435 (fixup_match_2): Likewise.
8436 (regmove_backward_pass): Likewise. Simplify combined
8437 replacement. Handle debug insns.
8438 * function.c (instantiate_virtual_regs): Handle debug insns.
8439 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8440 * print-rtl.h: Include cselib.h.
8441 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8442 * df.h (df_inns_rescan_debug_internal): Declare.
8443 * gcse.c (alloc_hash_table): Estimate n_insns.
8444 (cprop_insn): Don't regard debug insns as changes.
8445 (bypass_conditional_jumps): Skip debug insns.
8446 (one_pre_gcse_pass): Adjust.
8447 (one_code_hoisting_pass): Likewise.
8448 (compute_ld_motion_mems): Skip debug insns.
8449 (one_cprop_pass): Adjust.
8450 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8451 (if_convertible_stmt_p): Handle debug stmts.
8452 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8453 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8454 * ira-build.c (create_bb_allocnos): Skip debug insns.
8455 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8456 (has_single_use): Likewise.
8457 (single_imm_use): Likewise.
8458 (num_imm_uses): Likewise.
8459 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8460 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8461 (create_outofssa_var_map): Likewise.
8462 * lower-subreg.c (adjust_decomposed_uses): New.
8463 (resolve_debug): New.
8464 (decompose_multiword_subregs): Use it.
8465 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8466 * emit-rtl.c: Include params.h.
8467 (cur_debug_insn_uid): Define.
8468 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8469 (copy_rtx_if_shared_1): Handle debug insns.
8470 (reset_used_flags): Likewise.
8471 (set_used_flags): LIkewise.
8472 (get_max_insn_count): New.
8473 (next_nondebug_insn): New.
8474 (prev_nondebug_insn): New.
8475 (make_debug_insn_raw): New.
8476 (emit_insn_before_noloc): Handle debug insns.
8477 (emit_jump_insn_before_noloc): Likewise.
8478 (emit_call_insn_before_noloc): Likewise.
8479 (emit_debug_insn_before_noloc): New.
8480 (emit_insn_after_noloc): Handle debug insns.
8481 (emit_jump_insn_after_noloc): Likewise.
8482 (emit_call_insn_after_noloc): Likewise.
8483 (emit_debug_insn_after_noloc): Likewise.
8484 (emit_insn_after): Take loc from earlier non-debug insn.
8485 (emit_jump_insn_after): Likewise.
8486 (emit_call_insn_after): Likewise.
8487 (emit_debug_insn_after_setloc): New.
8488 (emit_debug_insn_after): New.
8489 (emit_insn_before): Take loc from later non-debug insn.
8490 (emit_jump_insn_before): Likewise.
8491 (emit_call_insn_before): Likewise.
8492 (emit_debug_insn_before_setloc): New.
8493 (emit_debug_insn_before): New.
8494 (emit_insn): Handle debug insns.
8495 (emit_debug_insn): New.
8496 (emit_jump_insn): Handle debug insns.
8497 (emit_call_insn): Likewise.
8499 (init_emit): Take min-nondebug-insn-uid into account.
8500 Initialize cur_debug_insn_uid.
8501 (emit_copy_of_insn_after): Handle debug insns.
8502 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8503 location of single rhs in place.
8504 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8505 (floor_sdiv_adjust): New.
8506 (cell_sdiv_adjust): New.
8507 (cell_udiv_adjust): New.
8508 (round_sdiv_adjust): New.
8509 (round_udiv_adjust): New.
8510 (wrap_constant): Moved from cselib.
8511 (unwrap_constant): New.
8512 (expand_debug_expr): New.
8513 (expand_debug_locations): New.
8514 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8516 (gimple_expand_cfg): Expand debug locations.
8517 * cselib.c: Include tree-pass.h.
8518 (struct expand_value_data): New.
8519 (cselib_record_sets_hook): New.
8520 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8521 (cselib_clear_table): Move, and implemnet in terms of...
8522 (cselib_reset_table_with_next_value): ... this.
8523 (cselib_get_next_unknown_value): New.
8524 (discard_useless_locs): Don't discard preserved values.
8525 (cselib_preserve_value): New.
8526 (cselib_preserved_value_p): New.
8527 (cselib_preserve_definitely): New.
8528 (cselib_clear_preserve): New.
8529 (cselib_preserve_only_values): New.
8530 (new_cselib_val): Take rtx argument. Dump it in details.
8531 (cselib_lookup_mem): Adjust.
8532 (expand_loc): Take regs_active in struct. Adjust. Silence
8533 dumps unless details are requested.
8534 (cselib_expand_value_rtx_cb): New.
8535 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8536 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8537 without details. Copy more subregs. Try to resolve values
8538 using a callback. Wrap constants.
8539 (cselib_subst_to_values): Adjust.
8540 (cselib_log_lookup): New.
8541 (cselib_lookup): Call it.
8542 (cselib_invalidate_regno): Don't count preserved values as useless.
8543 (cselib_invalidate_mem): Likewise.
8544 (cselib_record_set): Likewise.
8545 (struct set): Renamed to cselib_set, moved to cselib.h.
8546 (cselib_record_sets): Adjust. Call hook.
8547 (cselib_process_insn): Reset table when it would be cleared.
8548 (dump_cselib_val): New.
8549 (dump_cselib_table): New.
8550 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8551 (remove_forwarder_block): Support moving debug stmts.
8552 * cselib.h (cselib_record_sets_hook): Declare.
8553 (cselib_expand_callback): New type.
8554 (cselib_expand_value_rtx_cb): Declare.
8555 (cselib_reset_table_with_next_value): Declare.
8556 (cselib_get_next_unknown_value): Declare.
8557 (cselib_preserve_value): Declare.
8558 (cselib_preserved_value_p): Declare.
8559 (cselib_preserve_only_values): Declare.
8560 (dump_cselib_table): Declare.
8561 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8562 (try_crossjump_to_edge): Likewise.
8563 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8564 dominated blocks when debug stmts are present.
8565 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8566 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8567 (set_var_live_on_entry): Likewise.
8568 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8569 * cfglayout.c (curr_location, last_location): Make static.
8570 (set_curr_insn_source_location): Don't avoid bouncing.
8571 (get_curr_insn_source_location): New.
8572 (get_curr_insn_block): New.
8573 (duplicate_insn_chain): Handle debug insns.
8574 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8576 * common.opt (fcompare-debug): Move to sort order.
8577 (fdump-unnumbered-links): Likewise.
8578 (fvar-tracking-assignments): New.
8579 (fvar-tracking-assignments-toggle): New.
8580 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8581 because of debug stmts.
8582 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8583 (eliminate_unnecessary_stmts): Walk dominated blocks before
8585 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8586 * ira.c (memref_used_between_p): Skip debug insns.
8587 (update_equiv_regs): Likewise.
8588 * sched-deps.c (sd_lists_size): Accept empty list.
8589 (sd_init_insn): Mark debug insns.
8590 (sd_finish_insn): Unmark them.
8591 (sd_add_dep): Reject non-debug deps on debug insns.
8592 (fixup_sched_groups): Give debug insns group treatment.
8594 (sched_analyze_reg): Don't mark debug insns for sched before call.
8595 (sched_analyze_2): Handle debug insns.
8596 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8598 (deps_analyze_insn): Handle debug insns.
8599 (deps_start_bb): Skip debug insns.
8600 (init_deps): Initialize last_debug_insn.
8601 * tree-ssa.c (target_for_debug_bind): New.
8602 (find_released_ssa_name): New.
8603 (propagate_var_def_into_debug_stmts): New.
8604 (propagate_defs_into_debug_stmts): New.
8605 (verify_ssa): Skip debug bind stmts without values.
8606 (warn_uninialized_vars): Skip debug stmts.
8607 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8608 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8609 (rtx_equal_p): Likewise.
8610 * ira-costs.c (scan_one_insn): Skip debug insns.
8611 (process_bb_node_for_hard_reg_moves): Likewise.
8612 * rtl.h (DEBUG_INSN_P): New.
8613 (NONDEBUG_INSN_P): New.
8614 (MAY_HAVE_DEBUG_INSNS): New.
8615 (INSN_P): Accept debug insns.
8616 (RTX_FRAME_RELATED_P): Likewise.
8617 (INSN_DELETED_P): Likewise
8618 (PAT_VAR_LOCATION_DECL): New.
8619 (PAT_VAR_LOCATION_LOC): New.
8620 (PAT_VAR_OCATION_STATUS): New.
8621 (NOTE_VAR_LOCATION_DECL): Reimplement.
8622 (NOTE_VAR_LOCATION_LOC): Likewise.
8623 (NOTE_VAR_LOCATION_STATUS): Likewise.
8624 (INSN_VAR_LOCATION): New.
8625 (INSN_VAR_LOCATION_DECL): New.
8626 (INSN_VAR_LOCATION_LOC): New.
8627 (INSN_VAR_LOCATION_STATUS): New.
8628 (gen_rtx_UNKNOWN_VAR_LOC): New.
8629 (VAR_LOC_UNKNOWN_P): New.
8630 (NOTE_DURING_CALL_P): New.
8631 (SCHED_GROUP_P): Accept debug insns.
8632 (emit_debug_insn_before): Declare.
8633 (emit_debug_insn_before_noloc): Declare.
8634 (emit_debug_insn_beore_setloc): Declare.
8635 (emit_debug_insn_after): Declare.
8636 (emit_debug_insn_after_noloc): Declare.
8637 (emit_debug_insn_after_setloc): Declare.
8638 (emit_debug_insn): Declare.
8639 (make_debug_insn_raw): Declare.
8640 (prev_nondebug_insn): Declare.
8641 (next_nondebug_insn): Declare.
8642 (delegitimize_mem_from_attrs): Declare.
8643 (get_max_insn_count): Declare.
8644 (wrap_constant): Declare.
8645 (unwrap_constant): Declare.
8646 (get_curr_insn_source_location): Declare.
8647 (get_curr_insn_block): Declare.
8648 * tree-inline.c (insert_debug_decl_map): New.
8649 (processing_debug_stmt): New.
8650 (remap_decl): Don't create new mappings in debug stmts.
8651 (remap_gimple_op_r): Don't add references in debug stmts.
8652 (copy_tree_body_r): Likewise.
8653 (remap_gimple_stmt): Handle debug bind stmts.
8654 (copy_bb): Skip debug stmts.
8655 (copy_edges_for_bb): Likewise.
8656 (copy_debug_stmt): New.
8657 (copy_debug_stmts): New.
8658 (copy_body): Copy debug stmts at the end.
8659 (insert_init_debug_bind): New.
8660 (insert_init_stmt): Take id. Skip and emit debug stmts.
8661 (setup_one_parameter): Remap variable earlier, register debug mapping.
8662 (estimate_num_insns): Skip debug stmts.
8663 (expand_call_inline): Preserve debug_map.
8664 (optimize_inline_calls): Check for no debug_stmts left-overs.
8665 (unsave_expr_now): Preserve debug_map.
8666 (copy_gimple_seq_and_replace_locals): Likewise.
8667 (tree_function_versioning): Check for no debug_stmts left-overs.
8668 Init and destroy debug_map as needed. Split edges unconditionally.
8669 (build_duplicate_type): Init and destroy debug_map as needed.
8670 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8671 (struct copy_body_data): Add debug_stmts and debug_map.
8672 * sched-int.h (struct ready_list): Add n_debug.
8673 (struct deps): Add last_debug_insn.
8674 (DEBUG_INSN_SCHED_P): New.
8675 (BOUNDARY_DEBUG_INSN_P): New.
8676 (SCHEDULE_DEBUG_INSN_P): New.
8677 (sd_iterator_cond): Accept empty list.
8678 * combine.c (create_log_links): Skip debug insns.
8679 (combine_instructions): Likewise.
8680 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8681 return value is always unshared.
8682 (struct rtx_subst_pair): New.
8683 (auto_adjust_pair): New.
8684 (propagate_for_debug_subst): New.
8685 (propagate_for_debug): New.
8686 (try_combine): Skip debug insns. Propagate removed defs into
8688 (next_nonnote_nondebug_insn): New.
8689 (distribute_notes): Use it. Skip debug insns.
8690 (distribute_links): Skip debug insns.
8691 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8692 * resource.c (mark_target_live_regs): Likewise.
8693 * var-tracking.c: Include cselib.h and target.h.
8694 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8696 (micro_operation_type_name): New.
8697 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8698 (struct micro_operation_def): Update comments.
8699 (decl_or_value): New type. Use instead of decls.
8700 (struct emit_note_data_def): Add vars.
8701 (struct attrs_def): Use decl_or_value.
8702 (struct variable_tracking_info_def): Add permp, flooded.
8703 (struct location_chain_def): Update comment.
8704 (struct variable_part_def): Use decl_or_value.
8705 (struct variable_def): Make var_part a variable length array.
8707 (scratch_regs): New.
8708 (cselib_hook_called): New.
8709 (dv_is_decl_p): New.
8710 (dv_is_value_p): New.
8713 (dv_as_opaque): New.
8714 (dv_onepart_p): New.
8716 (IS_DECL_CODE): New.
8717 (check_value_is_not_decl): New.
8718 (dv_from_decl): New.
8719 (dv_from_value): New.
8720 (dv_htab_hash): New.
8721 (variable_htab_hash): Use it.
8722 (variable_htab_eq): Support values.
8723 (variable_htab_free): Free from the right pool.
8724 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8725 (attrs_list_union): Adjust.
8726 (attrs_list_mpdv_union): New.
8727 (tie_break_pointers): New.
8728 (canon_value_cmp): New.
8729 (unshare_variable): Return possibly-modified slot.
8730 (vars_copy_1): Adjust.
8731 (var_reg_decl_set): Adjust. Split out of...
8732 (var_reg_set): ... this.
8733 (get_init_value): Adjust.
8734 (var_reg_delete_and_set): Adjust.
8735 (var_reg_delete): Adjust.
8736 (var_regno_delete): Adjust.
8737 (var_mem_decl_set): Split out of...
8738 (var_mem_set): ... this.
8739 (var_mem_delete_and_set): Adjust.
8740 (var_mem_delete): Adjust.
8744 (variable_union): Adjust. Speed up merge of 1-part vars.
8745 (variable_canonicalize): Use unshared slot.
8746 (VALUED_RECURSED_INTO): New.
8747 (find_loc_in_1pdv): New.
8748 (struct dfset_merge): New.
8749 (insert_into_intersection): New.
8750 (intersect_loc_chains): New.
8752 (canonicalize_loc_order_check): New.
8753 (canonicalize_values_mark): New.
8754 (canonicalize_values_star): New.
8755 (variable_merge_over_cur): New.
8756 (variable_merge_over_src): New.
8757 (dataflow_set_merge): New.
8758 (dataflow_set_equiv_regs): New.
8759 (remove_duplicate_values): New.
8760 (struct dfset_post_merge): New.
8761 (variable_post_merge_new_vals): New.
8762 (variable_post_merge_perm_vals): New.
8763 (dataflow_post_merge_adjust): New.
8764 (find_mem_expr_in_1pdv): New.
8765 (dataflow_set_preserve_mem_locs): New.
8766 (dataflow_set_remove_mem_locs): New.
8767 (dataflow_set_clear_at_call): New.
8768 (onepart_variable_different_p): New.
8769 (variable_different_p): Use it.
8770 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8771 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8773 (track_loc_p): Pass it true.
8774 (struct count_use_info): New.
8775 (find_use_val): New.
8776 (replace_expr_with_values): New.
8778 (use_type): New, partially split out of...
8779 (count_uses): ... this. Count new micro-ops.
8780 (count_uses_1): Adjust.
8781 (count_stores): Adjust.
8782 (count_with_sets): New.
8783 (VAL_NEEDS_RESOLUTION): New.
8784 (VAL_HOLDS_TRACK_EXPR): New.
8785 (VAL_EXPR_IS_COPIED): New.
8786 (VAL_EXPR_IS_CLOBBERED): New.
8787 (add_uses): Adjust. Generate new micro-ops.
8788 (add_uses_1): Adjust.
8789 (add_stores): Generate new micro-ops.
8790 (add_with_sets): New.
8791 (find_src_status): Adjust.
8792 (find_src_set_src): Adjust.
8793 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8794 Handle new micro-ops. Canonicalize value equivalances.
8795 (vt_find_locations): Compute total size of hash tables for
8796 dumping. Perform merge for var-tracking-assignments. Don't
8797 disregard single-block loops.
8798 (dump_attrs_list): Handle decl_or_value.
8799 (dump_variable): Take variable. Deal with decl_or_value.
8800 (dump_variable_slot): New.
8801 (dump_vars): Use it.
8802 (dump_dataflow_sets): Adjust.
8803 (set_slot_part): New, extended to support one-part variables
8804 after splitting out of...
8805 (set_variable_part): ... this.
8806 (clobber_slot_part): New, split out of...
8807 (clobber_variable_part): ... this.
8808 (delete_slot_part): New, split out of...
8809 (delete_variable_part): .... this.
8810 (check_wrap_constant): New.
8811 (vt_expand_loc_callback): New.
8812 (vt_expand_loc): New.
8813 (emit_note_insn_var_location): Adjust. Handle values. Handle
8814 EMIT_NOTE_AFTER_CALL_INSN.
8815 (emit_notes_for_differences_1): Adjust. Handle values.
8816 (emit_notes_for_differences_2): Likewise.
8817 (emit_notes_for_differences): Adjust.
8818 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8819 Adjust. Handle new micro-ops.
8820 (vt_add_function_parameters): Adjust. Create and bind values.
8821 (vt_initialize): Adjust. Initialize scratch_regs and
8822 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8823 operations. Move some code to count_with_sets and add_with_sets.
8824 (delete_debug_insns): New.
8825 (vt_debug_insns_local): New.
8826 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8828 (var_tracking_main): If var-tracking-assignments is enabled
8829 but var-tracking isn't, delete debug insns and leave. Likewise
8830 if we exceed limits or fail the stack adjustments tests, and
8831 after all var-tracking processing.
8832 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8833 (dataflow_set): Add traversed_vars.
8834 (value_chain, const_value_chain): New typedefs.
8835 (value_chain_pool, value_chains): New variables.
8836 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8837 add_value_chains, add_cselib_value_chains, remove_value_chain,
8838 remove_value_chains, remove_cselib_value_chains): New functions.
8839 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8840 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8842 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8843 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8844 (dst_can_be_shared): New variable.
8845 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8846 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8847 different from set->vars, look up slot again instead of using the
8849 (dataflow_set_init): Initialize traversed_vars.
8850 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8851 lookup if set->vars is shared. Don't keep slot cleared before
8852 calling unshare_variable. Unshare set->vars if needed. Adjust
8853 unshare_variable callers. Clear dst_can_be_shared if needed.
8854 Even ->refcount == 1 vars must be unshared if set->vars is shared
8855 and var needs to be modified.
8856 (dataflow_set_union): Set traversed_vars during canonicalization.
8857 (VALUE_CHANGED, DECL_CHANGED): Define.
8858 (set_dv_changed, dv_changed_p): New static inlines.
8859 (track_expr_p): Clear DECL_CHANGED.
8860 (dump_dataflow_sets): Set it.
8861 (variable_was_changed): Call set_dv_changed.
8862 (emit_note_insn_var_location): Likewise.
8863 (changed_variables_stack): New variable.
8864 (check_changed_vars_1, check_changed_vars_2): New functions.
8865 (emit_notes_for_changes): Do nothing if changed_variables is
8866 empty. Traverse changed_variables with check_changed_vars_1,
8867 call check_changed_vars_2 on each changed_variables_stack entry.
8868 (emit_notes_in_bb): Add SET argument. Just clear it at the
8869 beginning, use it instead of local &set, don't destroy it at the end.
8870 (vt_emit_notes): Call dataflow_set_clear early on all
8871 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8872 computed set, dataflow_set_clear also VTI(bb)->in when we are
8873 done with the basic block. Initialize changed_variables_stack,
8874 free it afterwards. If ENABLE_CHECKING verify that after noting
8875 differences to an empty set value_chains hash table is empty.
8876 (vt_initialize): Initialize value_chains and value_chain_pool.
8877 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8878 (variable_tracking_main): Call dump_dataflow_sets before calling
8879 vt_emit_notes, not after it.
8880 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8881 (propagate_var_def_into_debug_stmts): Declare.
8882 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8883 (df_set_note): Reject debug insns.
8884 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8885 add notes to debug insns.
8886 (df_note_bb_compute): Adjust. Likewise.
8887 (df_simulate_uses): Skip debug insns.
8888 (df_simulate_initialize_backwards): Likewise.
8889 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8890 (subst_stack_regs_pat): Reject debug insns.
8891 (convert_regs_1): Handle debug insns.
8892 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8893 (print-rtl.o): Depend on cselib.h.
8894 (cselib.o): Depend on TREE_PASS_H.
8895 (var-tracking.o): Depend on cselib.h and TARGET_H.
8896 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8897 (init_ready_list): Skip boundary debug insns.
8898 (add_branch_dependences): Skip debug insns.
8899 (free_block_dependencies): Check for blocks with only debug insns.
8900 (compute_priorities): Likewise.
8901 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8902 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8904 (gimple_build_debug_bind_stat): New.
8905 (empty_body_p): Skip debug stmts.
8906 (gimple_has_side_effects): Likewise.
8907 (gimple_rhs_has_side_effects): Likewise.
8908 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8909 (gimple_build_debug_bind_stat): Declare.
8910 (gimple_build_debug_bind): Define.
8911 (is_gimple_debug): New.
8912 (gimple_debug_bind_p): New.
8913 (gimple_debug_bind_get_var): New.
8914 (gimple_debug_bind_get_value): New.
8915 (gimple_debug_bind_get_value_ptr): New.
8916 (gimple_debug_bind_set_var): New.
8917 (gimple_debug_bind_set_value): New.
8918 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8919 (gimple_debug_bind_reset_value): New.
8920 (gimple_debug_bind_has_value_p): New.
8921 (gsi_next_nondebug): New.
8922 (gsi_prev_nondebug): New.
8923 (gsi_start_nondebug_bb): New.
8924 (gsi_last_nondebug_bb): New.
8925 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8926 (print_insn): Handle DEBUG_INSN.
8927 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8928 of first insn prevail.
8929 (first_stmt): Skip debug stmts.
8930 (first_non_label_stmt): Likewise.
8931 (last_stmt): Likewise.
8932 (has_zero_uses_1): New.
8933 (single_imm_use_1): New.
8934 (verify_gimple_debug): New.
8935 (verify_types_in_gimple_stmt): Handle debug stmts.
8936 (verify_stmt): Likewise.
8937 (debug_loop_num): Skip debug stmts.
8938 (remove_edge_and_dominated_blocks): Remove dominators last.
8939 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8940 (linearize_expr): Likewise.
8941 * config/i386/i386.c (ix86_delegitimize_address): Call
8942 default implementation.
8943 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8944 (group_barrier_needed): Skip debug insns.
8945 (emit_insn_group_barriers): Likewise.
8946 (emit_all_insn_group_barriers): Likewise.
8947 (ia64_variable_issue): Handle debug insns.
8948 (ia64_dfa_new_cycle): Likewise.
8949 (final_emit_insn_group_barriers): Skip debug insns.
8950 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8951 def cfa without frame.
8952 (process_set): Likewise.
8953 (process_for_unwind_directive): Pass frame on.
8954 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8955 (rs6000_delegitimize_address): New.
8956 (rs6000_debug_adjust_cost): Handle debug insns.
8957 (is_microcoded_insn): Likewise.
8958 (is_cracked_insn): Likewise.
8959 (is_nonpipeline_insn): Likewise.
8960 (insn_must_be_first_in_group): Likewise.
8961 (insn_must_be_last_in_group): Likewise.
8962 (force_new_group): Likewise.
8963 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8964 contains only debug insns.
8965 (rtl_merge_blocks): Skip debug insns.
8966 (purge_dead_edges): Likewise.
8967 (rtl_block_ends_with_call_p): Skip debug insns.
8968 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8969 (mark_reg_dependencies): Skip debug insns.
8970 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8971 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8972 * tree-ssa-threadedge.c
8973 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8974 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8975 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8976 (copyprop_hardreg_forward_1): Handle debug insns.
8977 * reload1.c (reload): Skip debug insns. Replace unassigned
8978 pseudos in debug insns with their equivalences.
8979 (eliminate_regs_in_insn): Skip debug insns.
8980 (emit_input_reload_insns): Skip debug insns at first, adjust
8982 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8983 (get_indirect_ref_operands): Pass opf_no_vops on.
8984 (get_expr_operands): Likewise. Skip debug stmts.
8985 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8987 2009-09-01 Richard Henderson <rth@redhat.com>
8989 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8990 stmt_ends_pp_p statements at least once.
8991 * tree-vrp.c (vrp_initialize): Likewise.
8992 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8994 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8997 Fix AIX bootstrap after PR debug/30161
8998 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8999 that is a GNU extension.
9000 (tmpl_value_parm_die_table): Move the definition of this global
9001 outside #ifdef DWARF2_DEBUGGING_INFO region.
9003 2009-09-01 Richard Guenther <rguenther@suse.de>
9005 * tree.c (tree_expr_size): New function.
9006 * tree.h (tree_expr_size): Declare.
9007 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9008 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9009 * langhooks.c (lhd_expr_size): Remove.
9010 * langhooks.h (struct lang_hooks): Remove expr_size.
9011 * explow.c (expr_size): Use tree_expr_size.
9012 (int_expr_size): Likewise.
9013 * langhooks-def.h (lhd_expr_size): Remove.
9014 (LANG_HOOKS_EXPR_SIZE): Likewise.
9015 (LANG_HOOKS_INITIALIZER): Adjust.
9017 2009-09-01 Richard Guenther <rguenther@suse.de>
9019 * tree-flow.h (mark_addressable): Move declaration ...
9020 * tree.h (mark_addressable): ... here.
9021 * stmt.c (expand_asm_operands): Use mark_addressable, not
9022 lang_hooks.mark_addressable.
9023 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9024 LANG_HOOKS_MARK_ADDRESSABLE.
9025 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9026 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9028 2009-08-31 Chris Demetriou <cgd@google.com>
9030 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9031 vectorize if not TARGET_SSE2.
9033 2009-08-31 DJ Delorie <dj@redhat.com>
9035 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9036 registers if no coprocessor is enabled.
9038 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9041 * cgraph.h (cgraph_get_node): Declare ...
9042 * cgraph.c (cgraph_get_node): ... new function.
9043 * dwarf2out.c (gen_generic_params_dies,
9044 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9045 make_ith_pack_parameter_name,
9046 append_entry_to_tmpl_value_parm_die_table,
9047 gen_remaining_tmpl_value_param_die_attribute): New functions.
9048 (gen_subprogram_die): Generate debug info for template parameters
9049 if debug info level is higher than DINFO_LEVEL_TERSE.
9050 Use tree_add_const_value_attribute_for_decl instead of
9051 tree_add_const_value_attribute.
9052 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9053 instead of tree_add_const_value_attribute.
9054 (gen_struct_or_union_type_die): Generate debug
9055 info for template parameters if debug info level is higher than
9057 (tree_add_const_value_attribute): Handle integral and pointer
9058 constants. Update comment.
9059 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9060 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9061 (reference_to_unused): Fix thinko. Remove redundant predicates from
9063 (tree_add_const_value_attribute): Make this work for constant
9065 tree_add_const_value_attribute_for_decl is to be used for variable
9067 (add_location_or_const_value_attribute): Use
9068 tree_add_const_value_attribute_for_decl now.
9069 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9070 DW_TAG_template_value_param DIEs after function DIEs have been
9072 * langhooks.h (lang_hooks_for_types): Add
9073 get_argument_pack_elems.
9074 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9075 (lang_hooks): Added get_innermost_generic_parms,
9076 get_innermost_generic_args.
9077 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9078 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9079 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9080 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9082 2009-08-31 DJ Delorie <dj@redhat.com>
9084 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9085 it once we start generating the prologue or epilogue.
9086 (mep_call_saves_register): If the frame is locked, re-use
9088 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9089 (mep_expand_prologue): Call it.
9090 (mep_expand_epilogue): Likewise.
9091 (mep_start_function): Use the same logic as mep_expand_prologue.
9092 (mep_pass_by_reference): Make logic more readable.
9093 (mep_return_in_memory): Zero-sized objects are passed in memory.
9094 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9096 2009-08-31 Richard Guenther <rguenther@suse.de>
9098 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9099 to query if the memory regions for memmove overlap.
9100 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9101 asserts on pointers, instead deal with odd trees.
9102 (ptr_derefs_may_alias_p): Likewise.
9103 (refs_may_alias_p_1): Constructor bases also never alias.
9105 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9107 * doc/install.texi (Final install): Adjust reference on where to
9108 order printed manuals.
9110 2009-08-30 Olivier Hainque <hainque@adacore.com>
9112 * dwarf2out.c (switch_to_frame_table_section): Move
9113 definition prior to first use.
9115 2009-08-30 Richard Guenther <rguenther@suse.de>
9117 PR tree-optimization/41186
9118 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9119 (ao_ref_init_from_ptr_and_size): New function.
9120 (ref_maybe_used_by_call_p_1): Be more precise tracking
9121 used ranges for builtin functions.
9122 (ref_maybe_used_by_call_p): Adjust.
9123 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9124 ranges for builtin functions.
9125 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9127 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9130 * fwprop.c (get_reg_use_in): Delete.
9131 (free_load_extend): New function.
9132 (forward_propagate_subreg): Use it.
9134 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9136 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9138 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9141 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9144 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9146 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9147 fini or fini_array section.
9149 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9151 * graphite-dependences.c (graphite_legal_transform_bb): Call
9152 pbb_remove_duplicate_pdrs.
9153 * graphite-poly.c (can_collapse_pdr): Removed.
9154 (pdr_find_duplicate): Removed.
9155 (can_collapse_pdrs): New.
9156 (pbb_remove_duplicate_pdrs): New.
9157 (new_poly_dr): Do not look for duplicates.
9158 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9159 (PBB_PDR_DUPLICATES_REMOVED): New.
9160 (pbb_remove_duplicate_pdrs): Declared.
9162 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9164 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9165 the strides by multiplying by PDR_NB_REFS.
9166 * graphite-poly.c (can_collapse_pdr): New.
9167 (pdr_find_duplicate): New.
9168 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9169 Initialize PDR_NB_REFS.
9170 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9172 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9174 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9177 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9180 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9182 * graphite-dependences.c (pddr_original_scattering): Return NULL
9183 for read-read dependence relations.
9184 * graphite-poly.h (enum poly_dr_type): Fix comment.
9187 (pdr_may_write_p): New.
9189 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9191 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9192 (struct poly_dr): Same.
9193 (new_poly_dr): Same.
9194 * graphite-poly.c (new_poly_dr): Same.
9195 * graphite-dependences.c (dot_deps): Disable call to system.
9197 2009-08-28 Cary Coutant <ccoutant@google.com>
9200 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9201 struct/union/enum types local to a function.
9203 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9204 Sebastian Pop <sebastian.pop@amd.com>
9206 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9207 pbb_strip_mine_time_depth. Changed the implementation so that
9208 transformation is expressed as a transformation on
9209 time (scatttering) dimensions. Also, ensures that the 2d+1
9210 scheduling format is preserved.
9211 (pbb_strip_mine_profitable_p): Profitability is based on the
9212 iteration number of a given time (scattering) dimension,
9213 and not on a original loop depth dimension.
9214 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9215 (pbb_do_strip_mine): Call psct_dynamic_dim.
9216 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9217 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9218 (pbb_nb_dynamic_scattering_transform): New.
9219 (psct_dynamic_dim): New.
9221 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9223 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9224 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9225 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9226 * graphite-interchange.c (build_linearized_memory_access): Same.
9227 (memory_stride_in_loop): Same.
9229 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9231 * graphite-dependences.c (pddr_original_scattering): New.
9232 (graphite_legal_transform_dr): Call pddr_original_scattering.
9235 * graphite-dependences.h (dot_deps): Declared.
9236 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9237 (print_pdr): Print PDR_ID.
9238 * graphite-poly.h (struct poly_dr): Add field id.
9241 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9243 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9245 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9246 not delete the original dependence relation.
9248 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9250 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9251 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9252 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9253 (free_poly_ddr): New.
9254 (pddr_is_empty): New.
9255 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9256 (dependence_polyhedron): Same. Remove useless gcc_assert.
9258 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9259 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9260 * graphite-dependences.h (enum poly_dependence_kind): New.
9261 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9262 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9263 (PDRP_SINK): Renamed PDDR_SINK.
9264 (PDRP_DDP): Renamed PDDR_DDP.
9266 (free_poly_ddr): Declared.
9267 * graphite-poly.c (new_scop): Use the new hash function names.
9268 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9269 into original_pddrs.
9270 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9272 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9274 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9275 bounds with LT_EXPR to make niter analysis more precise on code
9276 generated by Graphite.
9278 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9280 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9281 (graphite_legal_transform_bb): Same.
9282 (poly_drs_may_alias_p): Same.
9284 2009-08-28 Richard Guenther <rguenther@suse.de>
9286 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9288 2009-08-28 Jan Beulich <jbeulich@novell.com>
9290 * config/i386/netware.c: Include langhooks.h.
9291 (i386_nlm_encode_section_info): Simplify.
9292 (netware_override_options): Delete.
9293 * config/i386/netware.h (netware_override_options): Delete
9295 (OVERRIDE_OPTIONS): Delete definition.
9296 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9297 (ASM_COMMENT_START): Define.
9298 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9300 2009-08-28 Jan Beulich <jbeulich@novell.com>
9302 * configure.ac: For in-tree ld, do a plain version check to
9303 determine whether comdat groups are supported.
9304 * configure: Regenerate.
9306 2009-08-28 Olivier Hainque <hainque@adacore.com>
9308 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9309 always defined. Reflect definition or absence of such for
9310 COLLECT_EXPORT_LIST. Readability helper.
9311 (scanfilter): New enum, to help control what symbols
9312 are to be considered or ignored by scan_prog_file.
9313 (enum pass): Rename as "scanpass", moved together with scanfilter
9314 prior to scan_prog_file's prototype.
9315 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9316 Group prototype with the scanpass/scanfilter definitions, factorize
9317 head comments for the several implementations at the prototype.
9318 (main): Reorganize the first pass link control to let AIX
9319 drag only the needed frame tables in executables. Prevent
9320 frame tables collection during the scan aimed at static ctors.
9321 Pre-link and scan for frame tables later to compensate.
9322 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9323 A C statement to issue assembly directives that create a reference
9324 to the given DWARF table identifier label from the current function
9326 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9327 to differentiate first time section entry. Only emit a .data
9328 tables start identifier label the first time around.
9329 (switch_to_frame_table_section): New function. Helper for
9330 output_call_frame_info to switch possibly BACK into the eh_frame
9331 or the debug_frame section depending on FOR_EH.
9332 (output_call_frame_info): Use helper to first enter the proper
9334 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9335 emit a link to the frame table start label from each function
9337 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9338 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9339 * config/rs6000/rs6000-protos.h: Declare it.
9340 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9342 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9344 * config/sh/sh.c (split_branches): Check the result of
9347 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9349 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9350 using -pthread -fopenmp
9352 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9354 * doc/service.texi (service directory): Update URL.
9356 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9358 PR rtl-optimization/40861
9359 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9360 extract word from a multi-word subreg for negative byte positions.
9362 2009-08-27 Tristan Gingold <gingold@adacore.com>
9363 Douglas B Rupp <rupp@gnat.com>
9365 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9366 (SECTION_VMS_OVERLAY): Define.
9367 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9369 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9371 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9372 common_object declarations.
9373 (ia64_section_type_flags): Set section flag for common_object.
9374 * config/ia64/ia64-protos.h
9375 (ia64_vms_output_aligned_decl_common): Declare.
9376 (ia64_vms_elf_asm_named_section): Declare.
9378 2009-08-27 Michael Matz <matz@suse.de>
9380 * expr.c (expand_expr_real_2): New function taking exploded
9381 unary or binary expression, split out from ...
9382 (expand_expr_real_1): ... here. Move over all unary/binary
9383 switch parts to above function, in particular these codes:
9384 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9385 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9386 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9387 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9388 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9389 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9390 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9391 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9392 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9393 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9394 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9395 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9396 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9397 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9398 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9399 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9400 VEC_PACK_FIX_TRUNC_EXPR.
9401 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9404 2009-08-27 Richard Guenther <rguenther@suse.de>
9406 * gengtype.c (main): Handle uint64_t.
9407 * ipa-utils.c (get_base_var): Indent properly.
9408 * tree-ssa-live.c (debug_scope_block): New function.
9409 * tree-flow.h (debug_scope_block): Declare.
9410 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9411 * basic-block.h (enum profile_status): Rename to
9412 enum profile_status_d.
9413 (x_profile_status): Adjust type.
9415 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9418 * dwarf2out.c (get_context_die): Declare this static function.
9419 (gen_type_die_with_usage): Make sure a DIE is a generated for
9420 the context of a typedef.
9422 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9424 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9427 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9429 * config/mips/mips-protos.h (mips_output_sync): Declare.
9430 (mips_sync_loop_insns): Likewise.
9431 (mips_output_sync_loop): Replace first two parameters with an rtx.
9432 * config/mips/mips.c (mips_multi_member): New structure.
9433 (mips_multi_members): New variable.
9434 (mips_multi_start): New function.
9435 (mips_multi_add): Likewise.
9436 (mips_multi_add_insn): Likewise.
9437 (mips_multi_add_label): Likewise.
9438 (mips_multi_last_index): Likewise.
9439 (mips_multi_copy_insn): Likewise.
9440 (mips_multi_set_operand): Likewise.
9441 (mips_multi_write): Likewise.
9442 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9443 (mips_init_print_operand_punct): Update accordingly.
9444 (mips_start_ll_sc_sync_block): New function.
9445 (mips_end_ll_sc_sync_block): Likewise.
9446 (mips_output_sync): Likewise.
9447 (mips_sync_insn1_template): Likewise.
9448 (mips_sync_insn2_template): Likewise.
9449 (mips_get_sync_operand): Likewise.
9450 (mips_process_sync_loop): Likewise.
9451 (mips_output_sync_loop): Use mips_process_sync_loop.
9452 (mips_sync_loop_insns): New function.
9453 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9454 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9455 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9456 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9457 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9458 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9459 (MIPS_SYNC_OLD_OP_12): Likewise.
9460 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9461 (MIPS_SYNC_NEW_OP_12): Likewise.
9462 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9463 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9464 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9465 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9466 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9467 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9468 * config/mips/mips.md (sync_mem): New attribute.
9469 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9470 (sync_exclusive_mask, sync_required_oldval): Likewise.
9471 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9472 (sync_release_barrier): Likewise.
9473 (length): Handle sync loops.
9474 (sync): Use mips_output_sync.
9475 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9476 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9477 and use mips_output_sync_loop.
9478 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9479 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9480 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9481 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9482 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9483 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9484 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9485 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9486 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9488 2009-08-26 Richard Guenther <rguenther@suse.de>
9491 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9492 the types to not match.
9493 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9495 * tree-ssa.c (useless_type_conversion_p): Conversions to
9496 pointers to unprototyped functions are useless.
9498 2009-08-26 Richard Guenther <rguenther@suse.de>
9500 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9501 whole-program condition, prepare to be called for non-globals.
9502 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9503 params build a representative with known type and track its fields.
9505 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9507 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9508 clearing by a taken branch.
9509 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9510 effectively after bbro pass.
9511 (sync_nand<mode>): Ditto.
9512 (sync_old_<fetchop_name><mode>): Ditto.
9513 (sync_old_nand<mode>): Ditto.
9514 (sync_new_<fetchop_name><mode>): Dito.
9515 (sync_new_nand<mode>): Ditto.
9516 (sync_compare_and_swap<mode>_1): Ditto.
9517 (*sync_compare_and_swap<mode>): Ditto.
9518 (sync_lock_test_and_set<mode>_1): Ditto.
9519 ("sync_lock_test_and_set<mode>): Ditto.
9521 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9523 * hwint.h (HOST_LONG_FORMAT): New macro
9524 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9525 Use HOST_PTR_PRINTF.
9526 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9527 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9528 (HOST_PTR_PRINTF): Document.
9530 2009-08-25 Jan Hubicka <jh@suse.cz>
9532 * config/i386/bmmintrin.h: Replace by #error.
9535 Michael Meissner <michael.meissner@amd.com>
9536 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9537 Tony Linthicum <tony.linthicum@amd.com>
9539 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9540 (TARGET_ROUND): New macro for the round/ptest instructions which
9541 are shared between SSE4.1 and SSE5.
9542 (OPTION_MASK_ISA_ROUND): Ditto.
9543 (OPTION_ISA_ROUND): Ditto.
9544 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9545 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9547 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9548 (-mfused-madd): New switch to give users control over whether the
9549 compiler optimizes to use the multiply/add SSE5 instructions.
9551 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9552 (ix86_handle_option): Turn off 3dnow if -msse5.
9553 (override_options): Add SSE5 support.
9554 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9556 (ix86_expand_sse_movcc): Add SSE5 support.
9557 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9558 vector type to the next largest size.
9559 (ix86_expand_sse5_pack): New function to use pperm to pack a
9560 vector type to the next smallest size.
9561 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9562 (IX86_BUILTIN_FMADDSD): Ditto.
9563 (IX86_BUILTIN_FMADDPS): Ditto.
9564 (IX86_BUILTIN_FMADDPD): Ditto.
9565 (IX86_BUILTIN_FMSUBSS): Ditto.
9566 (IX86_BUILTIN_FMSUBSD): Ditto.
9567 (IX86_BUILTIN_FMSUBPS): Ditto.
9568 (IX86_BUILTIN_FMSUBPD): Ditto.
9569 (IX86_BUILTIN_FNMADDSS): Ditto.
9570 (IX86_BUILTIN_FNMADDSD): Ditto.
9571 (IX86_BUILTIN_FNMADDPS): Ditto.
9572 (IX86_BUILTIN_FNMADDPD): Ditto.
9573 (IX86_BUILTIN_FNMSUBSS): Ditto.
9574 (IX86_BUILTIN_FNMSUBSD): Ditto.
9575 (IX86_BUILTIN_FNMSUBPS): Ditto.
9576 (IX86_BUILTIN_FNMSUBPD): Ditto.
9577 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9578 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9579 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9580 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9581 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9582 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9583 (IX86_BUILTIN_PPERM): Ditto.
9584 (IX86_BUILTIN_PERMPS): Ditto.
9585 (IX86_BUILTIN_PERMPD): Ditto.
9586 (IX86_BUILTIN_PMACSSWW): Ditto.
9587 (IX86_BUILTIN_PMACSWW): Ditto.
9588 (IX86_BUILTIN_PMACSSWD): Ditto.
9589 (IX86_BUILTIN_PMACSWD): Ditto.
9590 (IX86_BUILTIN_PMACSSDD): Ditto.
9591 (IX86_BUILTIN_PMACSDD): Ditto.
9592 (IX86_BUILTIN_PMACSSDQL): Ditto.
9593 (IX86_BUILTIN_PMACSSDQH): Ditto.
9594 (IX86_BUILTIN_PMACSDQL): Ditto.
9595 (IX86_BUILTIN_PMACSDQH): Ditto.
9596 (IX86_BUILTIN_PMADCSSWD): Ditto.
9597 (IX86_BUILTIN_PMADCSWD): Ditto.
9598 (IX86_BUILTIN_PHADDBW): Ditto.
9599 (IX86_BUILTIN_PHADDBD): Ditto.
9600 (IX86_BUILTIN_PHADDBQ): Ditto.
9601 (IX86_BUILTIN_PHADDWD): Ditto.
9602 (IX86_BUILTIN_PHADDWQ): Ditto.
9603 (IX86_BUILTIN_PHADDDQ): Ditto.
9604 (IX86_BUILTIN_PHADDUBW): Ditto.
9605 (IX86_BUILTIN_PHADDUBD): Ditto.
9606 (IX86_BUILTIN_PHADDUBQ): Ditto.
9607 (IX86_BUILTIN_PHADDUWD): Ditto.
9608 (IX86_BUILTIN_PHADDUWQ): Ditto.
9609 (IX86_BUILTIN_PHADDUDQ): Ditto.
9610 (IX86_BUILTIN_PHSUBBW): Ditto.
9611 (IX86_BUILTIN_PHSUBWD): Ditto.
9612 (IX86_BUILTIN_PHSUBDQ): Ditto.
9613 (IX86_BUILTIN_PROTB): Ditto.
9614 (IX86_BUILTIN_PROTW): Ditto.
9615 (IX86_BUILTIN_PROTD): Ditto.
9616 (IX86_BUILTIN_PROTQ): Ditto.
9617 (IX86_BUILTIN_PROTB_IMM): Ditto.
9618 (IX86_BUILTIN_PROTW_IMM): Ditto.
9619 (IX86_BUILTIN_PROTD_IMM): Ditto.
9620 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9621 (IX86_BUILTIN_PSHLB): Ditto.
9622 (IX86_BUILTIN_PSHLW): Ditto.
9623 (IX86_BUILTIN_PSHLD): Ditto.
9624 (IX86_BUILTIN_PSHLQ): Ditto.
9625 (IX86_BUILTIN_PSHAB): Ditto.
9626 (IX86_BUILTIN_PSHAW): Ditto.
9627 (IX86_BUILTIN_PSHAD): Ditto.
9628 (IX86_BUILTIN_PSHAQ): Ditto.
9629 (IX86_BUILTIN_FRCZSS): Ditto.
9630 (IX86_BUILTIN_FRCZSD): Ditto.
9631 (IX86_BUILTIN_FRCZPS): Ditto.
9632 (IX86_BUILTIN_FRCZPD): Ditto.
9633 (IX86_BUILTIN_CVTPH2PS): Ditto.
9634 (IX86_BUILTIN_CVTPS2PH): Ditto.
9635 (IX86_BUILTIN_COMEQSS): Ditto.
9636 (IX86_BUILTIN_COMNESS): Ditto.
9637 (IX86_BUILTIN_COMLTSS): Ditto.
9638 (IX86_BUILTIN_COMLESS): Ditto.
9639 (IX86_BUILTIN_COMGTSS): Ditto.
9640 (IX86_BUILTIN_COMGESS): Ditto.
9641 (IX86_BUILTIN_COMUEQSS): Ditto.
9642 (IX86_BUILTIN_COMUNESS): Ditto.
9643 (IX86_BUILTIN_COMULTSS): Ditto.
9644 (IX86_BUILTIN_COMULESS): Ditto.
9645 (IX86_BUILTIN_COMUGTSS): Ditto.
9646 (IX86_BUILTIN_COMUGESS): Ditto.
9647 (IX86_BUILTIN_COMORDSS): Ditto.
9648 (IX86_BUILTIN_COMUNORDSS): Ditto.
9649 (IX86_BUILTIN_COMFALSESS): Ditto.
9650 (IX86_BUILTIN_COMTRUESS): Ditto.
9651 (IX86_BUILTIN_COMEQSD): Ditto.
9652 (IX86_BUILTIN_COMNESD): Ditto.
9653 (IX86_BUILTIN_COMLTSD): Ditto.
9654 (IX86_BUILTIN_COMLESD): Ditto.
9655 (IX86_BUILTIN_COMGTSD): Ditto.
9656 (IX86_BUILTIN_COMGESD): Ditto.
9657 (IX86_BUILTIN_COMUEQSD): Ditto.
9658 (IX86_BUILTIN_COMUNESD): Ditto.
9659 (IX86_BUILTIN_COMULTSD): Ditto.
9660 (IX86_BUILTIN_COMULESD): Ditto.
9661 (IX86_BUILTIN_COMUGTSD): Ditto.
9662 (IX86_BUILTIN_COMUGESD): Ditto.
9663 (IX86_BUILTIN_COMORDSD): Ditto.
9664 (IX86_BUILTIN_COMUNORDSD): Ditto.
9665 (IX86_BUILTIN_COMFALSESD): Ditto.
9666 (IX86_BUILTIN_COMTRUESD): Ditto.
9667 (IX86_BUILTIN_COMEQPS): Ditto.
9668 (IX86_BUILTIN_COMNEPS): Ditto.
9669 (IX86_BUILTIN_COMLTPS): Ditto.
9670 (IX86_BUILTIN_COMLEPS): Ditto.
9671 (IX86_BUILTIN_COMGTPS): Ditto.
9672 (IX86_BUILTIN_COMGEPS): Ditto.
9673 (IX86_BUILTIN_COMUEQPS): Ditto.
9674 (IX86_BUILTIN_COMUNEPS): Ditto.
9675 (IX86_BUILTIN_COMULTPS): Ditto.
9676 (IX86_BUILTIN_COMULEPS): Ditto.
9677 (IX86_BUILTIN_COMUGTPS): Ditto.
9678 (IX86_BUILTIN_COMUGEPS): Ditto.
9679 (IX86_BUILTIN_COMORDPS): Ditto.
9680 (IX86_BUILTIN_COMUNORDPS): Ditto.
9681 (IX86_BUILTIN_COMFALSEPS): Ditto.
9682 (IX86_BUILTIN_COMTRUEPS): Ditto.
9683 (IX86_BUILTIN_COMEQPD): Ditto.
9684 (IX86_BUILTIN_COMNEPD): Ditto.
9685 (IX86_BUILTIN_COMLTPD): Ditto.
9686 (IX86_BUILTIN_COMLEPD): Ditto.
9687 (IX86_BUILTIN_COMGTPD): Ditto.
9688 (IX86_BUILTIN_COMGEPD): Ditto.
9689 (IX86_BUILTIN_COMUEQPD): Ditto.
9690 (IX86_BUILTIN_COMUNEPD): Ditto.
9691 (IX86_BUILTIN_COMULTPD): Ditto.
9692 (IX86_BUILTIN_COMULEPD): Ditto.
9693 (IX86_BUILTIN_COMUGTPD): Ditto.
9694 (IX86_BUILTIN_COMUGEPD): Ditto.
9695 (IX86_BUILTIN_COMORDPD): Ditto.
9696 (IX86_BUILTIN_COMUNORDPD): Ditto.
9697 (IX86_BUILTIN_COMFALSEPD): Ditto.
9698 (IX86_BUILTIN_COMTRUEPD): Ditto.
9699 (IX86_BUILTIN_PCOMEQUB): Ditto.
9700 (IX86_BUILTIN_PCOMNEUB): Ditto.
9701 (IX86_BUILTIN_PCOMLTUB): Ditto.
9702 (IX86_BUILTIN_PCOMLEUB): Ditto.
9703 (IX86_BUILTIN_PCOMGTUB): Ditto.
9704 (IX86_BUILTIN_PCOMGEUB): Ditto.
9705 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9706 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9707 (IX86_BUILTIN_PCOMEQUW): Ditto.
9708 (IX86_BUILTIN_PCOMNEUW): Ditto.
9709 (IX86_BUILTIN_PCOMLTUW): Ditto.
9710 (IX86_BUILTIN_PCOMLEUW): Ditto.
9711 (IX86_BUILTIN_PCOMGTUW): Ditto.
9712 (IX86_BUILTIN_PCOMGEUW): Ditto.
9713 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9714 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9715 (IX86_BUILTIN_PCOMEQUD): Ditto.
9716 (IX86_BUILTIN_PCOMNEUD): Ditto.
9717 (IX86_BUILTIN_PCOMLTUD): Ditto.
9718 (IX86_BUILTIN_PCOMLEUD): Ditto.
9719 (IX86_BUILTIN_PCOMGTUD): Ditto.
9720 (IX86_BUILTIN_PCOMGEUD): Ditto.
9721 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9722 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9723 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9724 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9725 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9726 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9727 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9728 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9729 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9730 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9731 (IX86_BUILTIN_PCOMEQB): Ditto.
9732 (IX86_BUILTIN_PCOMNEB): Ditto.
9733 (IX86_BUILTIN_PCOMLTB): Ditto.
9734 (IX86_BUILTIN_PCOMLEB): Ditto.
9735 (IX86_BUILTIN_PCOMGTB): Ditto.
9736 (IX86_BUILTIN_PCOMGEB): Ditto.
9737 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9738 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9739 (IX86_BUILTIN_PCOMEQW): Ditto.
9740 (IX86_BUILTIN_PCOMNEW): Ditto.
9741 (IX86_BUILTIN_PCOMLTW): Ditto.
9742 (IX86_BUILTIN_PCOMLEW): Ditto.
9743 (IX86_BUILTIN_PCOMGTW): Ditto.
9744 (IX86_BUILTIN_PCOMGEW): Ditto.
9745 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9746 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9747 (IX86_BUILTIN_PCOMEQD): Ditto.
9748 (IX86_BUILTIN_PCOMNED): Ditto.
9749 (IX86_BUILTIN_PCOMLTD): Ditto.
9750 (IX86_BUILTIN_PCOMLED): Ditto.
9751 (IX86_BUILTIN_PCOMGTD): Ditto.
9752 (IX86_BUILTIN_PCOMGED): Ditto.
9753 (IX86_BUILTIN_PCOMFALSED): Ditto.
9754 (IX86_BUILTIN_PCOMTRUED): Ditto.
9755 (IX86_BUILTIN_PCOMEQQ): Ditto.
9756 (IX86_BUILTIN_PCOMNEQ): Ditto.
9757 (IX86_BUILTIN_PCOMLTQ): Ditto.
9758 (IX86_BUILTIN_PCOMLEQ): Ditto.
9759 (IX86_BUILTIN_PCOMGTQ): Ditto.
9760 (IX86_BUILTIN_PCOMGEQ): Ditto.
9761 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9762 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9763 (enum multi_arg_type): New enum for describing the various SSE5
9764 intrinsic argument types.
9765 (bdesc_multi_arg): New table for SSE5 intrinsics.
9766 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9767 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9769 (ix86_expand_builtin): Add SSE5 intrinsic support.
9770 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9771 operand instructions.
9772 (ix86_expand_sse5_multiple_memory): New function to split the
9773 second memory reference from SSE5 instructions.
9774 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9775 (ix86_return_pops_args): Use stdarg_p to determine if the function
9776 has variable arguments.
9777 (ix86_setup_incoming_varargs): Ditto.
9778 (x86_this_parameter): Ditto.
9780 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9782 (ix86_expand_sse5_pack): Ditto.
9783 (ix86_sse5_valid_op_p): Ditto.
9784 (ix86_expand_sse5_multiple_memory): Ditto.
9786 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9787 constant for SSE5 support.
9788 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9789 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9790 (UNSPEC_SSE5_PERMUTE): Ditto.
9791 (UNSPEC_SSE5_ASHIFT): Ditto.
9792 (UNSPEC_SSE5_LSHIFT): Ditto.
9793 (UNSPEC_FRCZ): Ditto.
9794 (UNSPEC_CVTPH2PS): Ditto.
9795 (UNSPEC_CVTPS2PH): Ditto.
9796 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9798 (COM_FALSE_S): Ditto.
9799 (COM_FALSE_P): Ditto.
9800 (COM_TRUE_S): Ditto.
9801 (COM_TRUE_P): Ditto.
9802 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9803 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9805 (memory attribute): Ditto.
9806 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9807 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9808 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9809 (floor<mode>2): Ditto.
9810 (ceil<mode>2): Ditto.
9811 (btrunc<mode>2): Ditto.
9812 (nearbyintdf2): Ditto.
9813 (nearbyintsf2): Ditto.
9814 (sse_setccsf): Disable if SSE5.
9815 (sse_setccdf): Ditto.
9816 (sse5_setcc<mode>): New support for SSE5 conditional move.
9817 (sse5_pcmov_<mode>): Ditto.
9819 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9821 (SSEMODEF2P): Ditto.
9822 (ssemodesuffixf4): New mode attribute for SSE5.
9823 (ssemodesuffixf2s): Ditto.
9824 (ssemodesuffixf2c): Ditto.
9825 (sserotatemax): Ditto.
9826 (ssescalarmode): Ditto.
9827 (sse_maskcmpv4sf3): Disable if SSE5.
9828 (sse_maskcmpv2df3): Ditto.
9829 (sse_vmmaskcmpv4sf3): Ditto.
9830 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9831 (sse5_vmfmadd<mode>4): Ditto.
9832 (sse5_fmsub<mode>4): Ditto.
9833 (sse5_vmfmsub<mode>4): Ditto.
9834 (sse5_fnmadd<mode>4): Ditto.
9835 (sse5_vmfnmadd<mode>4): Ditto.
9836 (sse5_fnmsub<mode>4): Ditto.
9837 (sse5_vmfnmsub<mode>4): Ditto.
9838 (sse5i_fmadd<mode>4): Ditto.
9839 (sse5i_fmsub<mode>4): Ditto.
9840 (sse5i_fnmadd<mode>4): Ditto.
9841 (sse5i_fnmsub<mode>4): Ditto.
9842 (sse5i_vmfmadd<mode>4): Ditto.
9843 (sse5i_vmfmsub<mode>4): Ditto.
9844 (sse5i_vmfnmadd<mode>4): Ditto.
9845 (sse5i_vmfnmsub<mode>4): Ditto.
9846 (mulv16qi3): Add SSE5 support.
9848 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9849 (sse2_mulv4si3): Disable if SSE5.
9850 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9851 (sse4_1_roundps): Ditto.
9852 (sse4_1_roundsd): Ditto.
9853 (sse4_1_roundss): Ditto.
9854 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9856 (sse_maskcmpsf3): Ditto.
9857 (sse_vmmaskcmpv4sf3): Ditto.
9858 (sse2_maskcmpv2df3): Ditto.
9859 (sse2_maskcmpdf3): Ditto.
9860 (sse2_vmmaskcmpv2df3): Ditto.
9861 (sse2_eq<mode>3): Ditto.
9862 (sse2_gt<mode>3): Ditto.
9863 (sse5_pcmov_<mode>): Add SSE5 support.
9864 (vec_unpacku_hi_v16qi): Ditto.
9865 (vec_unpacks_hi_v16qi): Ditto.
9866 (vec_unpacku_lo_v16qi): Ditto.
9867 (vec_unpacks_lo_v16qi): Ditto.
9868 (vec_unpacku_hi_v8hi): Ditto.
9869 (vec_unpacks_hi_v8hi): Ditto.
9870 (vec_unpacku_lo_v8hi): Ditto.
9871 (vec_unpacks_lo_v8hi): Ditto.
9872 (vec_unpacku_hi_v4si): Ditto.
9873 (vec_unpacks_hi_v4si): Ditto.
9874 (vec_unpacku_lo_v4si): Ditto.
9875 (vec_unpacks_lo_v4si): Ditto.
9876 (sse5_pmacsww): New SSE5 intrinsic insn.
9877 (sse5_pmacssww): Ditto.
9878 (sse5_pmacsdd): Ditto.
9879 (sse5_pmacssdd): Ditto.
9880 (sse5_pmacssdql): Ditto.
9881 (sse5_pmacssdqh): Ditto.
9882 (sse5_pmacsdqh): Ditto.
9883 (sse5_pmacsswd): Ditto.
9884 (sse5_pmacswd): Ditto.
9885 (sse5_pmadcsswd): Ditto.
9886 (sse5_pmadcswd): Ditto.
9887 (sse5_pcmov_<move>): Conditional move support on SSE5.
9888 (sse5_phaddbw): New SSE5 intrinsic insn.
9889 (sse5_phaddbd): Ditto.
9890 (sse5_phaddbq): Ditto.
9891 (sse5_phaddwd): Ditto.
9892 (sse5_phaddwq): Ditto.
9893 (sse5_phadddq): Ditto.
9894 (sse5_phaddubw): Ditto.
9895 (sse5_phaddubd): Ditto.
9896 (sse5_phaddubq): Ditto.
9897 (sse5_phadduwd): Ditto.
9898 (sse5_phadduwq): Ditto.
9899 (sse5_phaddudq): Ditto.
9900 (sse5_phsubbw): Ditto.
9901 (sse5_phsubwd): Ditto.
9902 (sse5_phsubdq): Ditto.
9903 (sse5_pperm): Ditto.
9904 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9905 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9906 (sse5_pperm_sign_v8hi_v4si): Ditto.
9907 (sse5_pperm_zero_v8hi_v4si): Ditto.
9908 (sse5_pperm_sign_v4si_v2di): Ditto.
9909 (sse5_pperm_sign_v4si_v2di): Ditto.
9910 (sse5_pperm_pack_v2di_v4si): Ditto.
9911 (sse5_pperm_pack_v4si_v8hi): Ditto.
9912 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9913 (sse5_perm<mode>): New SSE5 intrinsic insn.
9914 (rotl<mode>3): Ditto.
9915 (sse5_rotl<mode>3): Ditto.
9916 (sse5_ashl<mode>3): Ditto.
9917 (sse5_lshl<mode>3): Ditto.
9918 (sse5_frcz<mode>2): Ditto.
9919 (sse5s_frcz<mode>2): Ditto.
9920 (sse5_cvtph2ps): Ditto.
9921 (sse5_cvtps2ph): Ditto.
9922 (sse5_vmmaskcmp<mode>3): Ditto.
9923 (sse5_com_tf<mode>3): Ditto.
9924 (sse5_maskcmp<mode>3): Ditto.
9925 (sse5_maskcmp_uns<mode>3): Ditto.
9926 (sse5_maskcmp_uns2<mode>3): Ditto.
9927 (sse5_pcom_tf<mode>3): Ditto.
9929 * config/i386/predicates.md (sse5_comparison_float_operator):
9930 New predicate to match the comparison operators supported by
9931 the SSE5 com instruction.
9932 (ix86_comparison_int_operator): New predicate to match just the
9933 signed int comparisons.
9934 (ix86_comparison_uns_operator): New predicate to match just the
9935 unsigned int comparisons.
9937 * doc/invoke.texi (-msse5): Add documentation.
9938 (-mfused-madd): Ditto.
9940 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9942 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9944 (x86_64-*-*): Ditto.
9946 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9948 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9949 intrinisics for SSE5.
9951 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9954 * config/i386/mmintrin-common.h: New file, to contain common
9955 instructions between SSE4.1 and SSE5.
9957 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9958 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9959 (gen_regparm_prefix): Ditto.
9961 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9962 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9963 prototype_p to determine if a function is prototyped.
9965 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9967 * c-common.c (c_common_reswords) add the alignof keyword,
9968 with same RID as __alignof and __alignof__
9970 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9972 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9973 * hooks.c (hook_bool_const_int_const_int_true): New function.
9974 * target.h (struct gcc_target): Add can_eliminate field.
9975 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9976 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9977 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9978 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9979 (elim_table): Revise comment.
9980 * system.h (CAN_ELIMINATE): Poison.
9981 * defaults.h (CAN_ELIMINATE): Remove.
9982 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9984 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9985 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9987 (alpha_vms_can_eliminate): Declare as static, change return type to
9989 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9991 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9992 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9993 (arm_can_eliminate): New function.
9995 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9996 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9997 (avr_can_eliminate): Declare as static.
9998 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10000 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10001 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10002 (bfin_can_eliminate): New function.
10004 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10005 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10006 (crx_can_eliminate): New function.
10008 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10009 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10010 (fr30_can_eliminate): New function.
10012 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10013 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10014 (frv_can_eliminate): New function.
10016 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10017 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10018 (h8300_can_eliminate): New function.
10020 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10021 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10022 (i386_can_eliminate): Declare as static, change return type to bool.
10023 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10025 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10026 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10027 (ia64_can_eliminate): New function.
10029 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10030 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10031 (iq2000_can_eliminate): New function.
10033 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10034 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10035 (m32r_can_eliminate): New function.
10037 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10038 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10039 (m68hc11_can_eliminate): New function.
10041 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10042 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10043 (m68k_can_eliminate): New function.
10045 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10046 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10047 (mep_can_eliminate): New function.
10049 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10050 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10051 (mips_can_eliminate): New function.
10053 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10054 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10055 (rs6000_can_eliminate): New function.
10057 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10058 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10059 (s390_can_eliminate): Declare as static.
10060 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10062 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10063 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10064 (score_can_eliminate): New function.
10066 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10067 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10068 (sparc_can_eliminate): Declare as static.
10069 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10071 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10072 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10073 (xstormy16_can_eliminate): New function.
10075 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10076 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10077 (v850_can_eliminate): New function.
10079 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10081 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10082 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10083 (*movdfcc_ext[1234]): Disable for IEEE mode.
10085 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10087 * gimplify.c (prepare_gimple_addressable): New static function.
10088 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10090 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10091 manually fiddling with it.
10093 2009-08-25 Michael Matz <matz@suse.de>
10095 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10096 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10098 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10099 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10100 (do_jump): Split out code for simple binary comparisons into ...
10101 (do_jump_1): ... this, taking the individual operands and code.
10102 Change callers to helper function above accordingly.
10103 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10106 2009-08-25 Michael Matz <matz@suse.de>
10108 * expr.h (struct separate_ops, sepops): New type for passing
10109 around an exploded simple expression.
10110 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10111 Use this structure instead of expression tree.
10112 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10113 expression, only its type.
10114 (expand_vec_cond_expr): Take type and individual operands instead
10115 of full expression.
10116 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10117 expand_vec_shift_expr): Change prototype accordingly.
10118 * tree-vect-stmts.c (vectorizable_condition): Change call of
10119 expand_vec_cond_expr_p to pass only type.
10120 * expr.c (do_store_flags): Change prototype and implementation
10121 to take an exploded expression.
10122 (expand_expr_real_1): New local ops initialized with details
10123 of the full expression. Use it instead of full
10124 expression in calls to do_store_flags, expand_vec_cond_expr,
10125 expand_widen_pattern_expr and expand_vec_shift_expr.
10127 2009-08-25 Michael Matz <matz@suse.de>
10129 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10130 treeop2 initialized with first three operands of the full expression.
10131 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10133 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10135 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10136 (__gthread_objc_condition_allocate): Mark arguments as unused.
10137 (__gthread_objc_condition_deallocate): Likewise.
10138 (__gthread_objc_condition_wait): Likewise.
10139 (__gthread_objc_condition_broadcast): Likewise.
10140 (__gthread_objc_condition_signal): Likewise.
10141 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10142 (__gthread_objc_thread_id): Likewise.
10144 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10146 PR middle-end/41149
10147 * tree-pretty-print.c (print_call_name): Print the correct call name
10148 for procedure pointer components.
10150 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10152 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10153 default_promote_function_mode when not VMS.
10155 2009-08-24 Olivier Hainque <hainque@adacore.com>
10157 * convert.c (convert_to_integer): Don't assume an input pointer is
10158 POINTER_SIZE wide. Fetch from the type instead.
10160 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10162 * configure.ac (AC_PREREQ): Bump to 2.64.
10164 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10166 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10167 (process_command): Don't search standard_exec_prefix_1 and
10168 standard_exec_prefix_2.
10170 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10172 * config/arm/arm.c (output_return_instruction): Handle for
10175 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10177 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10179 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10181 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10182 (*arm_movdf_vfp): Likewise.
10184 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10186 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10187 (vashr<mode>3): Rename from ashr<mode>3.
10188 (vlshr<mode>3): Rename from lshr<mode>3.
10190 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10193 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10194 (check_format_info_main): Use scalar_identify_flag.
10195 (check_format_types): Check for scalar size identity if
10196 scalar_identify_flag is set.
10197 (printf_length_specs): Extend by new field.
10198 (asm_fprintf_length_specs): Likewise.
10199 (gcc_diag_length_specs): Likewise.
10200 (scanf_length_specs): Likewise.
10201 (strfmon_length_specs): Likewise.
10202 (gcc_gfc_length_specs): Likewise.
10203 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10204 (ms_printf_flag_specs): Likewise.
10205 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10207 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10210 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10211 (*call_value_pop_1): Ditto.
10212 (*sibcall_pop_1): New insn pattern.
10213 (*sibcall_value_pop_1): Ditto.
10215 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10218 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10221 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10224 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10225 (get_reg_use_in): New function.
10226 (forward_propagate_subreg): Propagate through subreg of zero_extend
10229 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10231 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10232 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10234 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10236 * configure.ac: Remove --with-datarootdir, --with-docdir,
10237 --with-htmldir switches. No need to call AC_SUBST for
10238 datarootdir, docdir, htmldir any more.
10239 * configure: Regenerate.
10240 * doc/install.texi (Configuration): Document --datarootdir,
10241 --docdir, --htmldir, --pdfdir; update documentation for
10242 --infodir, --mandir.
10243 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10246 * aclocal.m4: Regenerate.
10247 * config.in: Regenerate.
10248 * configure: Regenerate.
10250 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10251 Olivier Hainque <hainque@adacore.com>
10253 * config/ia64/ia64.c: Include libfuncs.h.
10254 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10255 (ia64_expand_call): Use reg 25 on VMS.
10256 (ia64_initialize_trampoline): Fix for VMS ABI.
10257 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10258 (ia64_function_arg): Initialize reg 25 on VMS.
10259 Fix OpenVMS ABI issues for varargs.
10260 For OpenVMS, emit the Argument Information register set in the
10261 incoming/sibcall case as well.
10262 (ia64_arg_type): New function.
10263 (ia64_function_arg_advance): Keep track of cum->words.
10264 Fix OpenVMS ABI issues for varargs.
10265 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10266 (ia64_override_options): Set flag_no_common on VMS.
10267 (ia64_init_builtins): Disable FWRITE builtin.
10268 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10269 (ia64_vms_init_libfuncs): Add decc$ routines.
10270 (ia64_vms_valid_pointer_mode): New function.
10271 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10272 (ia64_promote_function_mode): New function
10273 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10274 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10275 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10276 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10277 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10278 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10279 Suppress trailing '#' if VALUE is numeric.
10280 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10281 ia64_promote_function_mode.
10282 (TARGET_VALID_POINTER_MODE): Define.
10284 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10287 * config/rs6000/rs6000.c (rs6000_override_options): Use
10288 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10291 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10292 reporting of vector + decimal/boolean/complex error.
10294 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10296 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10297 __vector double TYPE_DECL.
10299 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10301 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10302 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10303 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10304 to pointer to enum machine_mode. Update all callers as needed.
10306 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10308 * config/alpha/alpha.md (exception_receiver): Emit alternative
10309 GP load sequence if flag_reorder_blocks_and_partition is set.
10310 (*exception_receiver_2): Also enable when
10311 flag_reorder_blocks_and_partition is set.
10313 2009-08-20 Matt Rice <ratmice@gmail.com>
10314 Diego Novillo <dnovillo@google.com>
10316 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10319 2009-08-20 Richard Guenther <rguenther@suse.de>
10321 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10322 * c-tree.h (c_dup_lang_specific_decl): Remove.
10323 (struct lang_decl, struct lang_type): Move definitions ...
10324 * c-lang.h: ... here. New file.
10325 * c-decl.c: Include c-lang.h.
10326 (c_dup_lang_specific_decl): Remove.
10327 * c-typeck.c: Include c-lang.h.
10328 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10329 (c-typeck.o): Likewise.
10330 * c-config-lang.in (gtfiles): Add c-lang.h.
10331 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10334 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10336 * config/alpha/alpha.c (alpha_end_function): Do not clear
10337 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10338 this is now handled in generic code.
10340 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10342 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10343 (s390_z10_fix_long_loop_prediction): New function.
10344 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10345 (s390_reorg): Walk over the INSNs and invoke
10346 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10348 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10350 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10351 "*brx_64bit", "*brx_31bit"): New patterns.
10352 * config/s390/s390.c ('E'): New output modifier.
10354 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10355 Richard Earnshaw <richard.earnshaw@arm.com>
10357 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10358 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10360 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10362 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10364 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10365 for mode mode of operand0 when doing secondary reload for SAR.
10367 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10369 PR middle-end/41123
10370 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10371 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10373 2009-08-19 Jason Merrill <jason@redhat.com>
10375 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10376 supported template depth in C++0x.
10378 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10380 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10381 free_after_compilation.
10382 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10383 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10384 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10385 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10386 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10387 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10388 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10390 2009-08-19 Ian Lance Taylor <iant@google.com>
10392 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10393 of (plus (mult (neg B) C) A).
10395 2009-08-18 Michael Matz <matz@suse.de>
10397 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10398 instead of comparing TYPE_MAIN_VARIANT for equality.
10399 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10400 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10401 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10402 * gimplify.c (goa_lhs_expr_p): Ditto and use
10403 STRIP_USELESS_TYPE_CONVERSION.
10405 2009-08-18 Michael Matz <matz@suse.de>
10407 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10408 first field in a struct.
10409 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10411 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10413 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10414 locators before emit_insn is called. Remove assert that
10416 (alpha_end_function): Clear crtl->emit structure and free insn
10417 locators if cfun->is_thunk is true.
10419 2009-08-18 Jason Merrill <jason@redhat.com>
10421 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10423 * configure.ac: Test for it.
10424 * configure, config.in: Regenerate.
10425 * doc/install.texi: Document --enable-gnu-unique-object.
10427 2009-08-18 Richard Guenther <rguenther@suse.de>
10429 PR middle-end/41094
10430 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10431 pow(x,y*z) only if x is nonnegative.
10433 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10435 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10439 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10440 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10442 2009-08-17 DJ Delorie <dj@redhat.com>
10444 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10445 * config/m32c/prologue.md (epilogue_freit): New.
10447 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10448 (bank_switch_p): Likewise.
10449 (fast_interrupt_p): Likewise.
10450 (interrupt_p): Likewise.
10451 (m32c_conditional_register_usage): Round memregs size up.
10452 (need_to_save): We only need to save $a0 when we use ENTER.
10453 (interrupt_p): Check for fast_interrupt too.
10454 (bank_switch_p): New.
10455 (fast_interrupt_p): New.
10456 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10457 (m32c_emit_prolog): Support bank switching and fast interrupts.
10458 * doc/extend.texi (Function Attributes): Add bank_switch and
10461 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10463 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10464 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10466 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10468 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10469 (menu): Add IA-64/VMS Options.
10470 (IA-64/VMS Options): Likewise.
10472 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10475 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10477 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10479 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10480 (mips_pop_asm_switch): Likewise.
10481 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10483 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10484 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10485 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10486 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10487 instead of set_noreorder.
10488 (mips_output_function_prologue): Use the new functions.
10489 (mips_output_function_epilogue): Likewise.
10490 (mips_need_noat_wrapper_p): New function, split out from...
10491 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10492 Use mips_push_asm_switch and mips_pop_asm_switch.
10493 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10494 and mips_pop_asm_switch.
10495 (ASM_OUTPUT_REG_POP): Likewise.
10496 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10497 Use mips_pop_asm_switch.
10498 (mips_asm_switch): New structure.
10499 (set_noreorder, set_nomacro): Replace with...
10500 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10501 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10502 instead of set_nomacro.
10503 (fix_truncsfsi2_macro): Likewise.
10504 (cprestore): Likewise.
10505 (hazard): Use mips_noreorder instead of set_noreorder.
10506 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10508 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10510 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10511 from prev_active_insn.
10513 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10515 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10516 * config/avr/avr.c (avr_override_options): Initialize
10517 avr_current_arch variable.
10518 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10519 __AVR_HAVE_16BIT_SP__ according to the device type.
10520 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10522 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10523 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10525 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10528 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10529 generating inlined subroutine die only. We shouldn't be
10530 called for anything else.
10531 (gen_block_die): Don't generate inline subroutine debug info for
10534 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10536 * graphite-poly.c (print_pbb): Print PBB index.
10538 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10540 PR middle-end/40981
10541 * graphite-interchange.c (ppl_max_for_le): Moved...
10542 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10543 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10544 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10545 * graphite-ppl.h (ppl_max_for_le): Declared.
10547 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10549 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10550 supported on all platforms.
10551 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10552 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10553 * c-pragma.c: Likewise.
10554 * target-def.h (TARGET_INITIALIZER): Remove
10555 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10556 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10558 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10560 * config/ia64/fde-vms.c: New file.
10561 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10562 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10563 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10564 (uw_frame_state_for): Only register a personality routine if it is
10565 known to be compatible with our expectations.
10566 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10567 Declare unw_table_entry stack variable and
10568 mod all calls to _Unwind_FindTableEntry to add arg.
10569 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10570 (_Unwind_FindTableEntry): Add arg to prototype.
10572 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10574 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10575 field 'signal_pfs_loc'.
10576 (uw_frame_state_for): Remove duplicate code dealing with leaf
10577 procedures without unwind info.
10578 If in the frame after unwinding through a signal handler, restore
10579 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10580 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10581 'pfs_loc' to the AR.PFS location in the signal context; instead
10582 set 'signal_pfs_loc'.
10583 Manually generate the unwind info for the AR.PFS register.
10584 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10585 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10586 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10587 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10588 instead set 'signal_pfs_loc'.
10589 Remove code preventing the AR.PFS register from being restored
10590 from the signal context.
10592 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10593 Tristan Gingold <gingold@adacore.com>
10595 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10596 * config/ia64/t-vms: New file.
10597 * config/ia64/vms64.h: New file.
10598 * config/ia64/vms.h: New file.
10599 * config/ia64/vms-crtinit.asm: New file.
10600 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10601 * config/ia64/vms-unwind.h: New file.
10603 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10605 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10608 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10610 PR middle-end/30789
10611 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10612 Move declaration...
10613 * real.h (do_mpc_arg2): ... here.
10614 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10617 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10619 * final.c (add_debug_prefix_map): Don't use GC memory for
10620 old_prefix and new_prefix.
10622 2009-08-14 Richard Guenther <rguenther@suse.de>
10624 * ipa-prop.c (compute_complex_pass_through): If we cannot
10625 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10627 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10629 * c-lex.c (c_lex_with_flags): Increase size of local variable
10630 to avoid memory clobber.
10632 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10635 * config/i386/i386.c (ix86_fp_comparison_strategy):
10636 Only enable/disable sahf at function granularity.
10638 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10640 PR rtl-optimization/41064
10641 * reload1.c (reload_as_needed): Don't call extract_insn
10642 for known invalid replacements after calling
10643 validate_replace_rtx_group and verify_changes.
10645 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10648 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10649 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10650 ix86_expand_fp_vcond.
10651 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10652 Assert that operation is supported by ix86_expand_int_vcond.
10653 (vcondu<SSEMODE124C8:mode>): Ditto.
10655 2009-08-13 DJ Delorie <dj@redhat.com>
10657 * config/i386/djgpp-stdint.h: New.
10658 * config.gcc (djgpp): Use it.
10660 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10662 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10663 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10665 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10667 * tree-ssa-loop-prefetch.c
10668 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10669 for long-stride pruning.
10670 (compute_miss_rate): New function to compute the probability
10671 that two memory references access different cache lines.
10673 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10675 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10677 2009-08-13 Richard Guenther <rguenther@suse.de>
10679 PR middle-end/41047
10680 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10681 use the constant pointer type.
10682 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10683 of CV qualifiers on the target pointer type.
10684 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10685 conversion check before restrict check.
10687 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10690 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10692 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10694 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10696 2009-08-12 Richard Guenther <rguenther@suse.de>
10698 PR tree-optimization/41011
10699 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10700 and reference constructing.
10702 2009-08-12 Xinliang David Li <davidxl@google.com>
10704 PR tree-optimization/41012
10705 * tree-flow.h : New external interface.
10706 * gimple-low.c (check_call_arg): Change to public function.
10707 Remove argument mismatch check in lowering.
10708 * tree-inline.h (tree_can_inline_p): Interface change.
10709 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10710 into this function.
10711 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10712 Call change to tree_can_inline_p function.
10713 (cgraph_decide_inlining_incrementally): Ditto.
10715 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10717 PR tree-optimization/41031
10718 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10719 on the partition variable rather than promote_mode on the source
10720 type. Assert that the partition variable's type has the same
10721 mode as the source value's.
10723 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10725 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10726 for for_return == 2.
10727 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10729 * calls.c (expand_call): Fix typo.
10730 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10732 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10734 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10735 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10736 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10737 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10739 2009-08-12 Andrew Haley <aph@redhat.com>
10741 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10743 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10746 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10748 2009-08-12 Richard Guenther <rguenther@suse.de>
10750 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10751 * gimplify.c (gimplify_modify_expr): Do not use
10752 lang_hooks.types_compatible_p.
10753 * tree-ssa.c (useless_type_conversion_p): For aggregates
10754 just return false if the canonical types differ.
10756 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10758 PR middle-end/40980
10759 * sese.c (convert_for_phi_arg): New.
10760 (add_guard_exit_phis): Use convert_for_phi_arg.
10762 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10764 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10765 unknown subscript upper bounds.
10767 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10768 Pranav Garg <pranav.garg2107@gmail.com>
10770 * graphite-interchange.c (gather_access_strides): Removed.
10771 (ppl_max_for_le): New.
10772 (build_linearized_memory_access): New.
10773 (memory_stride_in_loop): New.
10774 (pbb_interchange_profitable_p): Reimplemented.
10775 * graphite-ppl.h (ppl_new_id_map): New.
10776 (ppl_interchange): New.
10778 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10780 * graphite-interchange.c (compute_subscript): Removed.
10781 (compute_array_size_cstr): Removed.
10782 (compute_array_size_poly): Removed.
10783 (compute_array_size): Removed.
10784 (gather_access_strides_poly): Removed.
10785 (gather_access_strides): Empty.
10787 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10789 * graphite-dependences.c (dependence_polyhedron_1): Replace
10790 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10791 (graphite_legal_transform_dr): Same.
10792 (graphite_carried_dependence_level_k): Same.
10793 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10794 Initialize PDR_NB_SUBSCRIPTS.
10795 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10797 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10798 (PDR_NB_SUBSCRIPTS): New.
10799 (pdr_nb_subscripts): Removed.
10800 (pdr_dim): Simplified.
10801 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10802 with PDR_NB_SUBSCRIPTS.
10804 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10806 * graphite-interchange.c (compute_array_size): Remove use of
10807 PDR_DATA_CONTAINER.
10808 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10809 Do not initialize PDR_DATA_CONTAINER.
10810 (print_pdr): Do not print PDR_DATA_CONTAINER.
10811 * graphite-poly.h (struct poly_dr): Remove data_container field.
10812 (PDR_DATA_CONTAINER): Removed.
10813 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10814 PDR_DATA_CONTAINER.
10815 (build_poly_dr): Same.
10817 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10818 Sebastian Pop <sebastian.pop@amd.com>
10820 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10821 copy of the dependence polyhedron. Free the temporary objects.
10822 (graphite_carried_dependence_level_k): Free unused objects before
10825 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10827 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10828 Early return without analyzing the data dependences if no
10829 transform has been done. Call restore_scattering if the transform
10831 (graphite-interchange.c): Same.
10832 * graphite-poly.c (print_scattering_function): Test for
10834 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10835 (apply_poly_transforms): Do not gcc_assert that
10836 the transform is legal.
10837 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10838 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10839 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10840 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10841 * graphite-poly.h (struct poly_scattering): New.
10842 (struct poly_bb): Add original, transformed, and saved fields.
10843 Remove transformed_scattering, original_scattering,
10844 nb_local_variables and nb_scattering_transform fields.
10845 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10846 (poly_scattering_new): New.
10847 (poly_scattering_free): New.
10848 (poly_scattering_copy): New.
10849 (store_scattering_pbb): New.
10850 (store_scattering): New.
10851 (restore_scattering_pbb): New.
10852 (restore_scattering): New.
10853 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10854 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10856 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10858 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10859 (print_scop): Same.
10861 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10863 * Makefile.in (graphite.o): Depends on PREDICT_H.
10864 * graphite.c: Include predict.h.
10865 (graphite_finalize): Call tree_estimate_probability.
10866 * predict.c (predict_loops): Do not call scev_initialize and
10868 (tree_estimate_probability_bb): New.
10869 (tree_estimate_probability): Do not initialize loops: move that
10870 code to the driver. Call tree_estimate_probability_bb.
10871 (tree_estimate_probability_driver): New.
10872 (pass_profile): Use tree_estimate_probability_driver.
10873 * predict.h (tree_estimate_probability): Declared.
10875 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10877 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10878 * graphite-dependences.c (graphite_legal_transform): Add time to
10879 TV_GRAPHITE_DATA_DEPS.
10880 (dependency_between_pbbs_p): Same.
10881 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10883 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10885 PR rtl-optimization/41033
10886 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10887 aliasing is disabled.
10889 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10891 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10892 si_mask_operand, and_load_operand, low_bitmask_operand,
10893 and_reg_operand, and_operand): New predicates.
10894 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10895 * config/mips/mips.c (and_operands_ok): New function.
10896 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10897 * config/mips/mips.md (move_type): Add ext_ins and logical.
10898 (type): Handle them.
10899 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10900 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10901 shift_shift. Remove commutative constraint modifier.
10902 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10904 (*clear_upper32_dext): Remove define_insn_and_split.
10905 (*clear_upper32): Turn this define_insn_and_split ...
10906 (splitter for ANDing register with 0xffff_ffff): .. into this.
10908 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10910 * combine.c (try_widen_shift_mode): Factor out code to check if an
10911 integer constant is a low-order bitmask from here ...
10912 * rtlanal.c (low_bitmask_len): ... to here.
10913 * rtl.h (low_bitmask_len): Declare.
10915 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10918 * config/alpha/alpha.md (addsi3): Remove expander.
10919 (addsi3): Rename from *addsi3_internal insn pattern.
10920 (subsi3): Remove expander.
10921 (subsi3): Rename from *subsi3_internal insn pattern.
10923 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10925 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10928 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10929 Eric Botcazou <botcazou@adacore.com>
10930 Douglas B Rupp <rupp@gnat.com>
10932 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10933 that records that fit in 64 bits are returned by immediate value,
10934 as required by OpenVMS Calling Standard.
10935 (function_value): Adjust for above modification.
10936 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10937 virtual_incoming_args_rtx as base object, not next_arg.
10938 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10940 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10942 * reload.c (find_reloads_subreg_address): Check the original
10943 req_equiv_mem address to detect the case where an address is
10944 not valid in the outer mode.
10946 2009-08-11 Richard Guenther <rguenther@suse.de>
10949 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10951 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10953 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10954 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10956 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10957 Douglas B Rupp <rupp@gnat.com>
10959 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10960 PT_STACK when frame_pointer_needed on OpenVMS.
10961 (alpha_pv_save_size, alpha_using_fp): Remove.
10962 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10963 with proper processing for PT_NULL.
10964 (alpha_vms_initial_elimination_offset): New function. Support for
10965 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10966 (alpha_sa_size): Force procedure type to PT_STACK when
10967 frame_pointer_needed on OpenVMS.
10968 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10969 (alpha_using_fp): Likewise.
10970 (alpha_vms_can_eliminate): Add prototype.
10971 (alpha_vms_initial_elimination_offset): Likewise.
10972 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10973 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10975 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10976 Douglas B Rupp <rupp@gnat.com>
10978 * config/alpha/alpha.c (common_object_handler): New function.
10979 (vms_attribute_table): Declare a single attribute "common_object".
10980 (vms_output_aligned_decl_common): New global function.
10981 (SECTION_VMS_OVERLAY): Delete.
10982 (SECTION_VMS_GLOBAL): Likewise.
10983 (SECTION_VMS_INITIALIZE): Likewise.
10984 (vms_asm_named_section): Remove support for above flags.
10985 (vms_section_type_flags): Delete.
10986 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10987 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10988 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10989 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10991 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10994 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10995 (sub_ddmmss): Likewise.
10997 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11000 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11003 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11006 * reload1.c (reload_as_needed): Use cancel_changes to completely
11007 undo a failed replacement attempt.
11009 2009-08-10 Richard Guenther <rguenther@suse.de>
11011 PR middle-end/41006
11012 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11013 (useless_type_conversion_p): ... here. Require pointer targets
11016 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11019 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11020 loose the original type of the statement list.
11022 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11024 * config/alpha/alpha.c: Include libfuncs.h
11025 (avms_asm_output_extern): New function.
11026 (alpha_init_libfuncs): Init some decc libfuncs.
11027 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11028 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11029 (DO_CRTL_NAMES): Define.
11030 (LIB_SPEC): Remove.
11031 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11032 (LONG_TYPE_SIZE): Define.
11033 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11034 (SUBTARGET_SWITCHES): Define malloc64 switch.
11035 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11036 (MASK_RETURN_ADDR): Define.
11037 doc/invoke.texi (mmalloc64): Document switch.
11039 2009-08-09 Olivier Hainque <hainque@adacore.com>
11040 Douglas B Rupp <rupp@gnat.com>
11042 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11043 uses_condition_handler.
11044 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11045 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11046 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11047 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11048 (code_for_builtin): New insn codes for the new alpha_builtins.
11049 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11050 (alpha_sa_size): Account for uses_condition_handler.
11051 (alpha_expand_prologue): Likewise.
11052 (alpha_start_function): Likewise.
11053 (alpha_expand_epilogue): Likewise.
11054 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11055 establish/revert expanders.
11056 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11057 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11058 New expander, resorting to the alpha.c associated function.
11059 (builtin_revert_vms_condition_handler): Likewise.
11060 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11061 __gcc_shell_handler, the static VMS condition handler used as
11062 an indirection wrapper to the current dynamically established
11064 * config/alpha/vms-unwind.h: Complete rewrite.
11065 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11066 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11068 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11069 Douglas B Rupp <rupp@gnat.com>
11071 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11072 (alpha_need_linkage): Handle aliases. Return function symbol.
11073 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11074 Use ultimate alias target for the linkage name.
11075 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11076 by alpha_need_linkage for the function symbol.
11077 (setmemdi): Likewise.
11079 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11081 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11082 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11083 (ASM_WEAKEN_LABEL): Define.
11084 (CRT_CALL_STATIC_FUNCTION): Define.
11085 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11086 (ENDFILE_SPEC): Define.
11087 (INIT_SECTION_ASM_OP): Define.
11088 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11089 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11090 crtend.o crtendS.o.
11091 (MULTILIB_OSDIRNAMES): Define.
11092 (shlib_version): Define.
11093 (SHLIB_EXT): Define.
11094 (SHLIB_OBJS): Define.
11095 (SHLIB_NAME): Define.
11096 (SHLIB_MULTILIB): Define.
11097 (SHLIB_INSTALL): Define.
11098 (SHLIB_SYMVEC): Define.
11099 (SHLIB_SYMVECX2): Define.
11100 (SHLIB_LINK): Define.
11102 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11104 * config/alpha/alpha.c (alpha_initialize_trampoline):
11105 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11106 (alpha_start_function): Emit transfer address on nested functions
11107 for VMS trampoline call.
11108 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11109 since no longer used.
11110 * config/alpha/vms-tramp.asm: Remove.
11111 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11112 since now only data initialized at runtime.
11114 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11116 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11117 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11118 (MD_EXEC_PREFIX): Remove, no longer used.
11119 (MD_STARTFILE_PREFIX): Likewise.
11120 (INCLUDE_DEFAULTS): Likewise.
11121 * config/alpha/t-vms:
11122 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11124 2009-08-09 Richard Guenther <rguenther@suse.de>
11126 PR tree-optimization/41016
11127 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11128 (operand_precision): Remove.
11129 (integral_operand_p): Likewise.
11130 (recognize_single_bit_test): Adjust.
11132 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11134 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11135 operation overflows. Likewise non-cast unary arithmetic.
11136 If one arm of a conditional expression is always taken,
11137 inhibit evaluation warnings for the other arm. Likewise inhibit
11138 evaluation warnings for the second && or || operand if the first
11139 operand is enough to determine the result.
11140 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11142 (build_binary_op): Prevent duplicate evaluation warnings.
11144 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11146 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11147 and destination have different modes, Use promote_mode to
11148 determine the signedness of the conversion. Assert that the
11149 promoted source mode matches the destination mode. Don't pass
11150 the destination and destination mode to expand_expr if the source
11151 mode is different. Simplify conversion logic.
11153 2009-08-09 Ira Rosen <irar@il.ibm.com>
11155 PR tree-optimization/41008
11156 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11157 from condition only in case it's a comparison. Adjust checks.
11159 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11161 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11162 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11163 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11164 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11165 (dump_cand): Handle them.
11166 (struct iv_cand): New members COST_STEP and AINC_USE.
11167 (stmt_after_increment): Likewise.
11168 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11169 callers changed. Use gimple_uid comparison instead of scanning.
11170 (add_candidate_1): When looking for identical candidates, take
11171 AINC_USE into account. Set it for new candidates.
11172 (force_expr_to_var_cost): Cast target_spill_cost to int.
11173 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11174 All callers changed. Check for availability of autoinc addressing
11175 modes, both in general for a given mode, and in the specific use case.
11176 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11178 (get_computation_cost): Likewise.
11179 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11180 add_autoinc_candidates): New static functions.
11181 (add_candidate): Call add_autoinc_candidates for candidates based on
11183 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11184 (determine_use_iv_cost_address): If we have an autoinc candidate at
11185 the matching use, verify autoinc is possible and subtract the cost
11186 of the candidate's step from the cost.
11187 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11188 member of the candidate.
11189 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11190 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11192 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11194 * config.build (ia64-hp-*vms*): New target.
11195 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11196 with ia64-hp-*vms*.
11197 * config.gcc (ia64-hp-*vms*): New target.
11198 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11199 with ia64-hp-*vms*.
11200 * config.host (ia64-hp-*vms*): New target.
11201 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11202 with ia64-hp-*vms*.
11204 2009-08-08 Richard Guenther <rguenther@suse.de>
11206 PR tree-optimization/40991
11207 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11209 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11211 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11212 mode check. Do truncations in an integer mode.
11213 (force_to_mode): Handle subregs for all mode types. Only do
11214 arithmetic simplifications on integer modes.
11216 2009-08-07 Richard Guenther <rguenther@suse.de>
11218 PR tree-optimization/40999
11219 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11220 (maybe_fold_reference): Lookup constant initializers.
11221 (fold_gimple_assign): Likewise.
11223 2009-08-07 Richard Guenther <rguenther@suse.de>
11225 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11226 that require structural equality defer to the langhook.
11228 2009-08-07 Martin Jambor <mjambor@suse.cz>
11230 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11232 (struct ipa_pass_through_data): New type.
11233 (struct ipa_ancestor_jf_data): New type.
11234 (union jump_func_value): Removed field formal_id, added fields
11235 pass_through and ancestor.
11236 (struct ipa_param_call_note): Changed type of formal_id to int from
11238 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11239 operations jump functions and ancestor jump functions.
11240 (compute_complex_pass_through): New function.
11241 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11242 reflect changes in the jump function strucutre.
11243 (update_jump_functions_after_inlining): Ignore complex pass-through
11244 and ancestor jump functions.
11245 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11246 polynomial pass-through with operation jump functions.
11248 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11250 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11251 fde->dw_fde_begin as begin label instead of hot/cold label.
11252 Use LLSDAC label instead of LLSDA for second section lsda.
11253 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11254 label instead of LLSDA if it is true.
11255 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11257 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11258 SECTION argument. Use it as index into crtl->eh.call_site_record
11260 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11261 use it to determine how to print table entries instead of using
11262 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11263 label instead of normal begin label as base.
11264 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11265 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11266 ensure no EH range spans between sections and that landing pads
11267 are always in the corresponding section.
11268 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11269 for crtl->eh.call_site_record being an array rather than scalar.
11270 (output_one_function_exception_table): New function, copied
11271 from output_function_exception_table. Adjust
11272 dw2_size_of_call_site_table, dw2_output_call_site_table
11273 callers. For SECOND section use *C suffixed labels.
11274 (output_function_exception_table): Call
11275 output_one_function_exception_table and, when doing hot/cold
11276 partitioning, also another time for the second section.
11277 * opts.c: Include except.h.
11278 (decode_options): Allow -freorder-blocks-and-partition with
11279 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11280 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11281 * function.h (struct rtl_eh): Change call_site_record from
11282 scalar into array of 2 elements.
11284 2009-08-07 Martin Jambor <mjambor@suse.cz>
11286 * ipa-prop.c (count_formal_params_1): New function.
11287 (ipa_get_vector_of_formal_parms): New function.
11288 (get_vector_of_formal_parm_types): New function.
11289 (ipa_modify_formal_parameters): New function.
11290 (ipa_modify_call_arguments): New function.
11291 (index_in_adjustments_multiple_times_p): New function.
11292 (ipa_combine_adjustments): New function.
11293 (ipa_dump_param_adjustments): New function.
11294 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11295 (ipa_get_vector_of_formal_parms): Declare.
11296 (ipa_modify_formal_parameters): Declare.
11297 (ipa_modify_call_arguments): Declare.
11298 (ipa_combine_adjustments): Declare.
11299 (ipa_dump_param_adjustments): Declare.
11300 (build_ref_for_offset): Declare.
11301 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11302 * tree-sra.c: Include ipa-prop.c.
11303 (build_ref_for_offset): Make public.
11305 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11307 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11309 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11311 * gcc/doc/extend.texi (__builtin_extract_return_address)
11312 (__builtin_frob_return_address): Document.
11314 2009-08-06 Paul Brook <paul@codesourcery.com>
11316 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11317 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11318 implementation on ARMv6-M.
11320 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11322 * doc/extend.texi (pcs): Document new attribute for ARM.
11324 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11326 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11329 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11331 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11334 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11336 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11338 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11340 Merge ARM/hard_vfp_branch to trunk.
11342 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11344 * arm.c (libcall_eq): New function.
11345 (libcall_hash): New function.
11346 (add_libcall): New function.
11347 (arm_libcall_uses_aapcs_base): New function.
11348 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11349 libcalls using the base PCS.
11350 (arm_init_cumulative_args): Likewise.
11352 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11354 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11355 Use base ABI for conversion libfuncs between HFmode and SFmode.
11357 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11359 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11360 V4SImode as representatives of all 64-bit and 128-bit vector
11361 types. Allow vector types without vector modes.
11362 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11363 without vector modes like BLKmode.
11364 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11365 BLKmode. Avoid unsupported vector modes or TImode moves for
11367 (aapcs_vfp_allocate_return_reg): Likewise.
11368 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11369 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11371 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11373 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11374 (arm_get_pcs_model): Pass attribute arguments to
11375 arm_pcs_from_attribute.
11376 (arm_init_cumulative_args): Use base AAPCS for conversions from
11377 floating-point types to DImode.
11378 (arm_attribute_table): Add pcs attribute.
11379 (arm_handle_pcs_attribute): New.
11380 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11381 conversions from floating-point types to DImode, also declare them
11382 to use base AAPCS and declare functions they call to use base
11383 AAPCS and their RTABI names.
11385 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11387 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11388 -mfloat-abi=hard not being supported for VFP.
11390 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11392 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11393 SYMBOL_REF to hard_libcall_value.
11395 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11396 Richard Earnshaw <rearnsha@arm.com>
11398 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11399 has been put on the stack, all remaining co-processory arguments for
11400 that co-processor also go on the stack.
11402 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11404 * config/arm/arm.c (arm_return_in_memory): Handle returning
11405 vectors of suitable size in registers also for AAPCS case.
11407 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11409 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11411 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11413 ARM Hard-VFP calling convention
11414 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11415 * target.h (gcc_target): Add libcall_value to table of call hooks.
11416 * targhooks.h (default_libcall_value): Default implementation.
11417 * targhooks.c (default_libcall_value): Likewise.
11418 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11419 * optabs.c (expand_unop): Use it.
11420 * expr.h (hard_libcall_value): Pass the function RTX through.
11421 * calls.c (emit_library_call_value_1): Update call to
11422 hard_libcall_value.
11423 * explow.c (hard_libcall_value): Use new target hook.
11424 * config/arm/arm.c: Include cgraph.h
11425 (TARGET_FUNCTION_VALUE): Override default hook.
11426 (arm_pcs_default): New variable.
11427 (arm_override_options): Don't fault hard calling convention with VFP.
11428 Add support for AAPCS variants.
11429 (arm_function_value): Make static. Handle AAPCS variants.
11430 (arm_libcall_value): New function.
11431 (arm_apply_result_size): Handle VFP registers in results.
11432 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11434 (pcs_attribute_args): New variable.
11435 (arm_pcs_from_attribute): New function.
11436 (arm_get_pcs_model): New function.
11437 (aapcs_vfp_cum_init): New function.
11438 (aapcs_vfp_sub_candidate): New function.
11439 (aapcs_vfp_is_return_candidate): New function.
11440 (aapcs_vfp_is_call_candidate): New function.
11441 (aapcs_vfp_allocate): New function.
11442 (aapcs_vfp_allocate_return_reg): New function.
11443 (aapcs_vfp_advance): New function.
11444 (aapcs_cp_arg_layout): New variable.
11445 (aapcs_select_call_coproc): New function.
11446 (aapcs_select_return_coproc): New function.
11447 (aapcs_allocate_return_reg): New function.
11448 (aapcs_libcall_value): New function.
11449 (aapcs_layout_arg): New function.
11450 (arm_init_cumulative_args): Initialize AAPCS args data.
11451 (arm_function_arg): Handle AAPCS variants using new interface.
11452 (arm_arg_parital_bytes): Likewise.
11453 (arm_function_arg_advance): New function.
11454 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11455 calling conventions.
11456 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11457 * arm.h (NUM_VFP_ARG_REGS): Define.
11458 (LIBCALL_VALUE): Update.
11459 (FUNCTION_VALUE): Delete.
11460 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11461 (arm_pcs): New enum.
11462 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11463 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11464 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11465 * arm-protos.h (arm_function_arg_advance): Add.
11466 (aapcs_libcall_value): Add.
11467 (arm_function_value): Delete.
11469 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11470 H.J. Lu <hongjiu.lu@intel.com>
11473 * config/i386/i386.c (standard_sse_mode_p): Remove.
11474 (standard_sse_constant_p): Return 2 for integer mode
11475 vector_all_ones_operand when SSE2 is enabled.
11476 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11477 (ix86_expand_vector_move): Do not check for negative values from
11478 standard_sse_constant_p.
11480 2009-08-06 Richard Guenther <rguenther@suse.de>
11482 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11483 array type comparisons frontend independent.
11484 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11485 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11486 out array reference lower bound and element size operands.
11487 (ao_ref_init_from_vn_reference): Properly compute the offset
11488 for ARRAY_RANGE_REF.
11489 (vn_reference_fold_indirect): Fill out array reference lower
11490 bound and element size operands.
11491 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11492 a non gimple valued reference operand which can happen for
11493 array reference lower bound or element size.
11494 (create_component_ref_by_pieces_1): Properly generate the
11495 element size operand for array references.
11497 2009-08-06 Richard Guenther <rguenther@suse.de>
11499 PR tree-optimization/40964
11500 * tree.c (iterative_hash_host_wide_int): Export.
11501 * tree.h (iterative_hash_host_wide_int): Declare.
11502 * tree-ssa-structalias.c (heapvar_map): New struct.
11503 (heapvar_map_eq): New function.
11504 (heapvar_map_hash): Likewise.
11505 (heapvar_lookup): Adjust.
11506 (heapvar_insert): Likewise.
11507 (make_constraint_from_heapvar): Allow multiple heap variables
11508 per decl at different offsets.
11509 (init_alias_heapvars): Adjust.
11511 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11513 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11514 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11515 trailing sync if TARGET_SYNC_AFTER_SC.
11517 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11519 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11520 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11521 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11522 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11523 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11524 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11525 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11526 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11527 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11528 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11529 the prototype declaration match the definition.
11530 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11531 instructions explicitly. Add barrier_before and operands
11533 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11534 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11535 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11536 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11537 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11538 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11540 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11542 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11544 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11545 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11548 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11551 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11553 PR rtl-optimization/40924
11554 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11555 make sure canon_rtx (mem_address) isn't simpler than
11556 canon_rtx (expanded_mem_address).
11558 2009-08-05 Li Feng <nemokingdom@gmail.com>
11560 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11561 for each poly_bb_p.
11562 (build_scop_drs): Build alias set for each SCoP.
11564 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11566 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11567 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11568 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11569 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11570 (BASE_DRIVER_SELF_SPECS): Likewise.
11572 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11574 * tree-ssa-alias.c: Fix some comment typos.
11576 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11578 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11579 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11581 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11584 * simplify-rtx.c (simplify_binary_operation_1): Disable
11585 simplifications for decimal float operations.
11587 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11589 PR middle-end/40943
11590 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11591 operand of INDIRECT_REF.
11593 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11595 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11596 constants referencing TLS symbols.
11598 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11600 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11601 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11603 2009-08-03 Richard Guenther <rguenther@suse.de>
11605 * tree.c (make_vector_type): Build a main variant first,
11606 get the canonical one and then build the variant.
11607 * tree-ssa.c (useless_type_conversion_p_1): Handle
11609 (useless_type_conversion_p): Conversions to pointers to
11610 incomplete record types are useless.
11612 2009-08-03 Richard Guenther <rguenther@suse.de>
11614 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11615 file will be created.
11616 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11617 * toplev.c (compile_file): Adjust comment.
11619 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11621 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11622 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11623 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11624 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11625 (sh_promote_function_mode): Fix typo.
11627 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11629 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11631 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11633 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11634 declaration arguments.
11636 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11638 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11639 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11640 (ix86_split_ashl): Ditto.
11641 (ix86_expand_vector_init_one_nonzero): Ditto.
11642 (ix86_expand_vector_set): Ditto.
11643 (ix86_expand_reduc_v4sf): Ditto.
11645 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11647 * explow.c (promote_function_mode): Remove assert.
11648 * config/sh/sh.c (sh_promote_function_mode): Declare.
11650 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11652 * config/pa/pa.c (pa_promote_function_mode): Declare.
11653 Change to static. Fix promote_mode call.
11655 * gthr-dce.h (CONST_CAST2): Define if not defined.
11656 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11658 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11660 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11662 * expr.c (store_constructor): Use promote_decl_mode. Remove
11663 now write-only variable unsignedp.
11664 (expand_expr_real_1): Use promote_decl_mode.
11665 * expr.h (promote_function_mode, promote_decl_mode): New.
11666 (promote_mode): Remove last argument.
11667 * function.c (assign_temp): Drop last argument of promote_mode.
11668 (assign_parm_find_data_types): Use promote_function_mode.
11669 (assign_parm_setup_reg): Likewise.
11670 (expand_function_end): Use promote_function_mode.
11671 * calls.c (initialize_argument_information): Use promote_function_mode.
11672 (precompute_arguments): Use promote_mode instead of checking if
11673 only PROMOTE_FUNCTION_MODE is defined.
11674 (expand_call): When making sibcall decisions, use promote_function_mode.
11675 Below, remove an if for targetm.calls.promote_function_return and
11676 and use promote_function_mode.
11677 (emit_library_call_value_1): Use promote_function_mode, fix bug
11678 where promote_mode was passed FOR_CALL == 0 for a return value in an
11680 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11681 * explow.c (promote_function_mode, promote_decl_mode): New.
11682 (promote_mode): Keep only the FOR_CALL == 0 case.
11683 * combine.c (setup_incoming_promotion): Remove test of
11684 promote_function_args. Use promote_function_mode.
11685 * stmt.c (expand_value_return): Use promote_decl_mode.
11686 (expand_decl): Use promote_decl_mode.
11688 * expr.c (store_constructor): Use promote_decl_mode. Remove
11689 now write-only variable unsignedp.
11690 (expand_expr_real_1): Use promote_decl_mode.
11691 * expr.h (promote_function_mode, promote_decl_mode): New.
11692 (promote_mode): Remove last argument.
11693 * function.c (assign_temp): Drop last argument of promote_mode.
11694 (assign_parm_find_data_types): Use promote_function_mode.
11695 (assign_parm_setup_reg): Likewise.
11696 (expand_function_end): Use promote_function_mode.
11697 * calls.c (initialize_argument_information): Use promote_function_mode.
11698 (precompute_arguments): Use promote_mode instead of checking if
11699 only PROMOTE_FUNCTION_MODE is defined.
11700 (expand_call): When making sibcall decisions, use promote_function_mode.
11701 Below, remove an if for targetm.calls.promote_function_return and
11702 and use promote_function_mode.
11703 (emit_library_call_value_1): Use promote_function_mode, fix bug
11704 where promote_mode was passed FOR_CALL == 0 for a return value in an
11706 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11707 * explow.c (promote_function_mode, promote_decl_mode): New.
11708 (promote_mode): Keep only the FOR_CALL == 0 case.
11709 * combine.c (setup_incoming_promotion): Remove test of
11710 promote_function_args. Use promote_function_mode.
11711 * stmt.c (expand_value_return): Use promote_decl_mode.
11712 (expand_decl): Use promote_decl_mode.
11714 * explow.c (promote_function_mode): Just call the target hook.
11715 * targhooks.c (default_promote_function_mode,
11716 default_promote_function_mode_always_promote): New.
11717 * targhooks.h (default_promote_function_mode,
11718 default_promote_function_mode_always_promote): Declare.
11719 * target.h (promote_function_args, promote_function_return): Remove.
11720 (promote_function_mode): New.
11721 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11722 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11723 (TARGET_PROMOTE_FUNCTION_MODE): New.
11724 (TARGET_CALLS): Adjust.
11725 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11726 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11728 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11729 * config/s390/s390.c (s390_promote_function_mode): ... here,
11730 with pointer handling.
11731 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11732 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11734 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11735 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11736 with pointer handling.
11737 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11738 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11740 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11741 * config/sh/sh.c (sh_promote_function_mode): New.
11742 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11743 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11745 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11746 * config/cris/cris.c (cris_promote_function_mode): ... here.
11747 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11748 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11750 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11751 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11752 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11753 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11755 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11756 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11757 complex type handling.
11758 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11759 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11761 * config/pa/pa.c (pa_promote_function_mode): New.
11762 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11763 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11765 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11766 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11767 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11768 * config/xtensa/xtensa.c: Likewise.
11769 * config/stormy16/stormy16.c: Likewise.
11770 * config/iq2000/iq2000.c: Likewise.
11771 * config/rs6000/rs6000.c: Likewise.
11772 * config/picochip/picochip.c: Likewise.
11773 * config/arc/arc.c: Likewise.
11774 * config/mcore/mcore.c: Likewise.
11775 * config/score/score.c: Likewise.
11776 * config/mips/mips.c: Likewise.
11777 * config/bfin/bfin.c: Likewise.
11778 * config/ia64/ia64.c: Likewise (disabled though).
11780 * config/frv/frv.h: Remove pointless remark.
11782 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11783 TARGET_PROMOTE_FUNCTION_ARGS,
11784 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11785 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11787 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11789 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11790 -floop-parallelize-all.
11791 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11792 flag_loop_parallelize_all.
11793 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11794 * graphite.c (graphite_transform_loops): Same.
11795 * common.opt: Same.
11796 * graphite-poly.c (apply_poly_transforms): Same.
11798 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11800 PR tree-optimization/40914
11801 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11802 if set, then check the delta field of the PMF record.
11803 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11804 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11805 call is stored in the delta.
11807 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11809 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11811 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11813 * config/i386/bsd.h (ASM_BYTE): New define.
11814 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11815 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11816 .byte. Use fputs or putc instead of fprintf where appropriate.
11817 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11818 fputs or putc instead of fprintf where appropriate.
11819 * config/i386/i386elf.h: Ditto.
11820 * config/i386/sysv4.h: Ditto.
11822 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11823 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11824 (*tls_global_dynamic_64): Ditto.
11826 2009-07-31 Christian Bruel <christian.bruel@st.com>
11828 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11830 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11832 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11833 Remove dead code for MINUS.
11835 2009-07-31 Anthony Green <green@moxielogic.com>
11837 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11839 (moxie_expand_epilogue): Ditto for epilogue.
11840 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11841 incoming arguments.
11842 (moxie_function_arg): Ditto.
11843 (moxie_pass_by_reference): Ditto.
11844 (moxie_arg_partial_bytes): Ditto.
11845 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11846 (FUNCTION_ARG_ADVANCE) Ditto.
11847 (REG_PARM_STACK_SPACE) Ditto.
11848 (FUNCTION_ARG_REGNO_P) Dito.
11850 * config.gcc: Add moxie linux config support.
11851 * gcc/config/moxie/uclinux.h: New file.
11853 2009-07-31 DJ Delorie <dj@redhat.com>
11855 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11856 (UNSPECV_SP_SWITCH_E): New.
11857 (sp_switch_1): Change to an unspec.
11858 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11860 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11861 reference the new stack's address
11863 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11865 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11866 graphite-clast-to-gimple.o, graphite-dependences.o,
11867 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11868 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11869 (graphite-blocking.o,
11870 graphite-clast-to-gimple.o, graphite-dependences.o,
11871 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11872 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11873 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11874 * cfgloop.h (struct loop): Add can_be_parallel field.
11875 * common.opt (fgraphite-identity): Moved up.
11876 (fgraphite-force-parallel): New flag.
11877 * graphite.c: Rewrite.
11878 * graphite.h: Rewrite.
11879 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11881 * toplev.c (graphite_out_file): New file descriptor.
11882 (graphite_in_file): New.
11883 (process_options): flag_graphite_force_parallel cannot be used without
11885 * tree-ssa-loop.c: Include toplev.h.
11886 (gate_graphite_transforms): Enable flag_graphite for
11887 flag_graphite_force_parallel.
11889 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11891 * ChangeLog.graphite: New.
11892 * graphite-blocking.c: New.
11893 * graphite-clast-to-gimple.c: New.
11894 * graphite-clast-to-gimple.h: New.
11895 * graphite-dependences.c: New.
11896 * graphite-dependences.h: New.
11897 * graphite-interchange.c: New.
11898 * graphite-poly.c: New.
11899 * graphite-poly.h: New.
11900 * graphite-ppl.c: New.
11901 * graphite-ppl.h: New.
11902 * graphite-scop-detection.c: New.
11903 * graphite-scop-detection.h: New.
11904 * graphite-sese-to-poly.c: New.
11905 * graphite-sese-to-poly.h: New.
11909 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11911 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11912 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11914 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11916 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11917 (scev_is_linear_expression): Return false if the evolution is not
11918 affine multivariate.
11920 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11922 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11923 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11925 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11927 * tree-data-ref.c (debug_data_references): New.
11928 (debug_data_reference): New.
11929 * tree-data-ref.h (debug_data_references): Declared.
11930 (debug_data_reference): Declared.
11932 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11934 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11935 * tree-data-ref.h (scop_p): Removed.
11936 (struct data_reference): Remove field scop.
11937 (DR_SCOP): Removed.
11938 (stmt_simple_memref_p): Removed.
11940 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11942 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11943 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11946 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11948 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11950 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11952 * doc/invoke.texi (-fgraphite-identity): Documented.
11954 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11956 * tree-scalar-evolution.c: Fix comment.
11957 (instantiate_scev_1): Return unknow from scev instantiation if the
11958 result is not above instantiate_below.
11960 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11962 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11963 static anymore. Instantiate the symbols that may have been introduced
11965 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11968 2009-07-30 DJ Delorie <dj@redhat.com>
11970 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11971 .vliw directive to VLIW sections.
11973 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11975 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11977 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11978 (AUTOHEADER): New variable.
11979 ($(srcdir)/cstamp-h.in): Use it.
11981 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11982 Pat Haugen <pthaugen@us.ibm.com>
11983 Revital Eres <ERES@il.ibm.com>
11985 * config/rs6000/vector.md (VEC_F): Add VSX support.
11988 (mov<mode>): Ditto.
11989 (vector_load_<mode>): Ditto.
11990 (vector_store_<mode>): Ditto.
11991 (vector GPR move split): Ditto.
11992 (vec_reload_and_plus_<mptrsize>): Ditto.
11993 (vec_reload_and_reg_<mptrsize>): Ditto.
11994 (add<mode>3): Ditto.
11995 (sub<mode>3): Ditto.
11996 (mul<mode>3): Ditto.
11997 (neg<mode>2): Ditto.
11998 (abs<mode>2): Ditto.
11999 (smin<mode>3): Ditto.
12000 (smax<mode>3): Ditto.
12001 (vector_eq<mode>): Ditto.
12002 (vector_gt<mode>): Ditto.
12003 (vector_ge<mode>): Ditto.
12004 (vector_gtu<mode>): Ditto.
12005 (vector_select_<mode>_uns): Ditto.
12006 (vector_eq_<mode>_p): Ditto.
12007 (vector_gt_<mode>_p): Ditto.
12008 (vector_ge_<mode>_p): Ditto.
12009 (vector_gtu_<mode>_p): Ditto.
12010 (cr6_test_for_zero): Ditto.
12011 (cr6_test_for_zero_reverse): Ditto.
12012 (cr6_test_for_lt): Ditto.
12013 (cr6_test_for_lt_reverse): Ditto.
12014 (xor<mode>3): Ditto.
12015 (ior<mode>3): Ditto.
12016 (and<mode>3): Ditto.
12017 (one_cmpl<mode>2): Ditto.
12018 (nor<mode>2): Ditto.
12019 (andc<mode>2): Ditto.
12020 (float<VEC_int<mode>2): Ditto.
12021 (unsigned_float<VEC_int><mode>2): Ditto.
12022 (fix_trunc<mode><VEC_int>2): Ditto.
12023 (fixuns_trunc<mode><VEC_int>2): Ditto.
12025 (vec_set<mode>): Ditto.
12026 (vec_extract<mode>): Ditto.
12027 (vec_interleave_highv4sf): Ditto.
12028 (vec_interleave_lowv4sf): Ditto.
12029 (vec_realign_load_<mode>): Ditto.
12030 (vec_shl_<mode>): Ditto.
12031 (vec_shr_<mode>): Ditto.
12032 (div<mode>3): New patterns for VSX.
12033 (vec_interleave_highv2df): Ditto.
12034 (vec_interleave_lowv2df): Ditto.
12035 (vec_pack_trunc_v2df): Ditto.
12036 (vec_pack_sfix_trunc_v2df): Ditto.
12037 (vec_pack_ufix_trunc_v2df): Ditto.
12038 (vec_unpacks_hi_v4sf): Ditto.
12039 (vec_unpacks_lo_v4sf): Ditto.
12040 (vec_unpacks_float_hi_v4si): Ditto.
12041 (vec_unpacks_float_lo_v4si): Ditto.
12042 (vec_unpacku_float_hi_v4si): Ditto.
12043 (vec_unpacku_float_lo_v4si): Ditto.
12044 (movmisalign<mode>): Ditto.
12045 (vector_ceil<mode>2): New patterns for vectorizing math library.
12046 (vector_floor<mode>2): Ditto.
12047 (vector_btrunc<mode>2): Ditto.
12048 (vector_copysign<mode>3): Ditto.
12050 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12051 predicate for setting the high bit in each word, used for copysign.
12053 * config/rs6000/ppc-asm.h (f19): Whitespace.
12054 (f32-f63): Define if VSX.
12055 (v0-v31): Define if Altivec.
12056 (vs0-vs63): Define if VSX.
12058 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12060 * config/rs6000/power7.md: New file, provide tuning parameters for
12063 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12064 (rs6000_cpu_cpp_builtins): Ditto.
12065 (altivec_overloaded_builtins): Ditto.
12066 (altivec_resolve_overloaded_builtin): Ditto.
12068 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12069 debug switch to disable vectorizing simple math builtin
12072 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12073 Vectorize simple math builtin functions.
12074 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12075 hook to vectorize math builtins.
12076 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12077 (rs6000_builtin_conversion): Add VSX/power7 support.
12078 (rs6000_builtin_vec_perm): Ditto.
12079 (vsplits_constant): Add support for loading up a vector constant
12080 with just the high bit set in each part.
12081 (rs6000_expand_vector_init): Add VSX/power7 support.
12082 (rs6000_expand_vector_set): Ditto.
12083 (rs6000_expand_vector_extract): Ditto.
12084 (rs6000_emit_move): Ditto.
12085 (bdesc_3arg): Ditto.
12086 (bdesc_2arg): Ditto.
12087 (bdesc_1arg): Ditto.
12088 (rs6000_expand_ternop_builtin): Ditto.
12089 (altivec_expand_builtin): Ditto.
12090 (rs6000_expand_unop_builtin): Ditto.
12091 (rs6000_init_builtins): Ditto.
12092 (altivec_init_builtins): Ditto.
12093 (builtin_function_type): Ditto.
12094 (rs6000_common_init_builtins): Ditto.
12095 (rs6000_handle_altivec_attribute); Ditto.
12096 (rs6000_mangle_type): Ditto.
12097 (rs6000_vector_mode_supported_p): Ditto.
12098 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12099 are mode dependent.
12101 * config/rs6000/vsx.md: New file for VSX support.
12103 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12104 identifing values with just the most significant bit set.
12105 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12106 vectorized builtins.
12108 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12109 (UNSPEC_VRFIM): Delete.
12110 (splitter for loading up vector with most significant bit): New
12111 splitter for vectorizing copysign.
12112 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12113 vectorizing simple math functions.
12114 (altivec_vrfip): Add support for vectorizing simple math functions.
12115 (altivec_vrfim): Ditto.
12116 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12118 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12119 (power7.md, vsx.md): Include for power7 support.
12120 (copysigndf3): Use VSX instructions if -mvsx.
12121 (negdf2_fpr): Ditto.
12122 (absdf2_fpr): Ditto.
12123 (nabsdf2_fpr): Ditto.
12124 (adddf3_fpr): Ditto.
12125 (subdf3_fpr): Ditto.
12126 (muldf3_fpr): Ditto.
12127 (divdf3_fpr): Ditto.
12128 (fix_truncdfdi2_fpr): Ditto.
12129 (cmpdf_internal1): Ditto.
12130 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12131 (btruncdf2, btruncdf2_fpr): Ditto.
12132 (ceildf2, ceildf2_fpr): Ditto.
12133 (floordf2, floordf2_fpr): Ditto.
12134 (floatdidf2, floatdidf2_fpr): Ditto.
12135 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12136 (fmsubdf4_fpr): Ditto.
12137 (fnmadddf4_fpr_1): Ditto.
12138 (fnmadddf4_fpr_2): Ditto.
12139 (fnmsubdf4_fpr_1): Ditto.
12140 (fnmsubdf4_fpr_2): Ditto.
12141 (fixuns_truncdfdi2): Add expander for VSX support.
12142 (fix_truncdfdi2): Ditto.
12143 (fix_truncdfsi2): Ditto.
12144 (ftruncdf2): Ditto.
12145 (btruncsf2): Whitespace.
12146 (movdf_hardfloat32): Add support for VSX registers.
12147 (movdf_softfloat32): Ditto.
12148 (movdf_hardfloat64): Ditto.
12149 (movdf_hardfloat64_mfpgpr): Ditto.
12150 (movdf_softfloat64): Ditto.
12151 (movti splitters): Add check for vector registers supporting
12152 TImode in the future.
12153 (bpermd): Add power7 bpermd instruction.
12155 * config/rs6000/altivec.h (vec_div): Define if VSX.
12158 (vec_nmadd): Ditto.
12159 (vec_nearbyint): Ditto.
12162 (all predicates): Use the generic builtin function, and not the V4SF
12163 specific function so that the predicates will work with VSX's V2DF.
12164 (vec_all_*): Ditto.
12165 (vec_any_*): Ditto.
12167 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12168 Document new VSX functions and types.
12170 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12173 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12174 "wa", and "j" constraints. Modify "v" to talk about Altivec
12175 instead of just vector.
12177 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12180 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12181 location for phi arguments.
12182 (rewrite_update_phi_arguments): Find locations for reaching defs.
12183 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12184 Add location to add_phi_arg calls.
12185 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12186 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12187 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12188 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12189 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12190 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12191 * tree-phinodes.c (make_phi_node): Initialize location.
12192 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12193 (add_phi_arg): Add location parameter.
12194 (remove_phi_arg_num): Move location when moving phi argument.
12195 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12197 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12198 slpeel_update_phi_nodes_for_guard1,
12199 slpeel_update_phi_nodes_for_guard2,
12200 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12201 vect_loop_versioning): Set locations.
12202 * tree-parloops.c (create_phi_for_local_result,
12203 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12204 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12205 * tree-vect-loop.c (get_initial_def_for_induction,
12206 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12208 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12209 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12210 (gimple_phi_arg_set_location): New. Set locus.
12211 (gimple_phi_arg_has_location): New. Check for locus.
12212 (redirect_edge_var_map_location): New. Return locus from var_map.
12213 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12214 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12215 combining PHI arguments.
12216 (cond_store_replacement): Set location.
12217 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12218 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12219 scop_add_exit_phis_edge): Add locations.
12220 * tree-cfgcleanup.c (remove_forwarder_block,
12221 remove_forwarder_block_with_phi): Add locations.
12222 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12223 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12225 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12226 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12227 flush_pending_stmts): Add source location.
12228 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12229 stack to preserve locations.
12230 * tree-vect-stmts.c (vectorizable_load): Add location.
12231 * tree-inline.c (copy_phis_for_bb): Copy locus.
12232 (setup_one_parameter): Add call locus to inlined parameter stmts.
12233 (initialize_inlined_parameters): Pass in call location as parameter
12235 (tree_function_versioning): Pass location to setup_one_parameter.
12236 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12237 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12238 copy and edge lists.
12239 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12240 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12241 locus parameter and override the stmt default if provided.
12242 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12243 elim_graph_add_edge, elim_graph_remove_succ_edge,
12244 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12245 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12246 eliminate_phi): Add locus info in elimination graph for each edge and
12248 (insert_backedge_copies): Copy locus if present.
12249 * tree-flow.h (struct _edge_var_map): Add locus field.
12250 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12251 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12252 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12254 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12256 2009-07-30 Martin Jambor <mjambor@suse.cz>
12258 PR tree-optimization/40570
12259 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12260 use inlining loops.
12262 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12264 * ssa-loop-manip.c: Include langhooks.h.
12265 (rewrite_phi_with_iv): New.
12266 (rewrite_all_phi_nodes_with_iv): New.
12267 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12268 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12269 * tree-parloops.c (loop_parallel_p): Move out all conditions
12270 except dependency check.
12271 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12272 (gen_parallel_loop): Call canonicalize_loop_ivs without
12273 reduction_list argument.
12274 (build_new_reduction): New.
12275 (gather_scalar_reductions): New.
12276 (try_get_loop_niter): New.
12277 (try_create_reduction_list): New.
12278 (parallleize_loops): Change the parallel conditions check.
12279 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12280 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12282 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12284 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12286 * doc/options.texi (Option properties): Mention new quoting syntax.
12288 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12290 * config/alpha/alpha.c (alpha_start_function):
12291 Handle VMS_DEBUG_MAIN_POINTER
12292 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12293 * doc/invoke.texi: Document -mdebug-main switch.
12295 2009-07-29 Richard Henderson <rth@redhat.com>
12297 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12298 (cgraph_create_edge_including_clones): Likewise.
12299 * tree-inline.c (copy_bb): Operate on the correct edges
12300 when updating the callgraph.
12302 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12304 * config/alpha/vms-cc.c: Deleted.
12305 * config/alpha/vms-ld.c: Deleted.
12306 * config/alpha/t-vms64: Moved to config/vms
12307 * config/alpha/vms-crt0-64.c: Moved to config/vms
12308 * config/alpha/vms-crt0.c: Moved to config/vms
12309 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12310 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12311 * config/alpha/xm-vms.h: Moved to config/vms
12312 * config/alpha/x-vms: Moved to config/vms
12313 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12315 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12316 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12318 * config/vms/t-vms64: Moved here from config/alpha
12319 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12320 (argc,argv,envp): Enforce 32bit malloc'ing.
12321 * config/vms/vms-psxcrt0-64.c: Likewise.
12322 * config/vms/vms-crt0.c: Moved here from config/alpha.
12323 * config/vms/vms-psxcrt0.c: Likewise.
12324 * config/vms/vms-crtl-64.h: New file.
12325 * config/vms/vms-crtl.h: New file.
12326 * config/vms/vms.opt: New file.
12327 * config/vms/xm-vms64.h: New file.
12328 * config/vms/xm-vms.h: Moved here from config/alpha.
12329 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12331 * config/vms/x-vms: Moved here from config/alpha.
12332 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12333 (vms-ld.o, vms-cc.o): Removed.
12334 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12336 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12338 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12339 correct stack (obvious VMS fix).
12341 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12343 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12344 date, version info if VMS_DEBUGGING_INFO defined.
12345 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12346 size, date calculating code moved here.
12348 2009-07-29 Paul Brook <paul@codesourcery.com>
12350 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12353 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12356 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12357 to DImode when generating insq_le insn.
12359 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12361 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12362 New macro set for VMS_DEBUGGGING_INFO.
12363 (AT_string_form): Use it.
12365 2009-07-28 DJ Delorie <dj@redhat.com>
12367 * config/mep/mep.c (vtext_section): New.
12368 (vftext_section): New.
12369 (ftext_section): New.
12370 (mep_select_section): Add support for functions.
12371 (mep_unique_section): Likewise.
12372 (mep_asm_init_sections): Likewise.
12373 (mep_encode_section_info): Remove it from here.
12375 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12377 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12379 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12380 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12382 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12384 * dwarf2out.c (output_file_names): Test new macro
12385 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12386 (add_comp_dir_attribute): Likewise.
12388 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12390 * config/i386/mingw-w64.h (LINK_SPEC): Add
12391 separating space between commands.
12393 2009-07-28 Jan Hubicka <jh@suse.cz>
12395 PR tree-optimization/40759
12396 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12399 2009-07-27 DJ Delorie <dj@redhat.com>
12401 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12402 types are dword-aligned.
12403 (mep_expand_va_start): Likewise.
12405 2009-07-27 Olivier Hainque <hainque@adacore.com>
12406 Douglas B Rupp <rupp@gnat.com>
12408 * convert.c (convert_to_pointer): Don't assume the target
12409 pointer type is POINTER_SIZE long. Fetch its precision instead.
12411 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12413 * system.h (fopen): Undefine if macro.
12415 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12417 * dwarf2out.c (output_cfi_p): Removed.
12418 (output_cfis): New function.
12419 (output_fde): New function, split from output_call_frame_info.
12420 (output_call_frame_info): Use it.
12421 (dwarf2out_switch_text_section): Use output_cfis.
12423 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12425 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12426 TARGET_BI_ARCH is specified without enabling SJLJ.
12427 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12428 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12430 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12432 * arm.md (negdi2): Use DImode if forcing a value into a register.
12434 2009-07-26 Ira Rosen <irar@il.ibm.com>
12436 PR tree-optimization/40801
12437 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12438 of vector operand from the previous copy of vector statement.
12439 Pass the correct definition type value to
12440 vect_get_vec_def_for_stmt_copy().
12442 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12444 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12445 const char ** conversion.
12447 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12449 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12450 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12451 (gcc_unreachable): Invoke __builtin_unreachable() if
12452 !ENABLE_ASSERT_CHECKING.
12454 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12456 PR rtl-optimization/40445
12457 * emit-rtl.c (next_nonnote_insn_bb): New function.
12458 * rtl.h (next_nonnote_insn_bb): Declare new function.
12459 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12460 with no successors that is the successor of the ENTRY_BLOCK.
12461 Continue from the top after removing an empty fallthrough block.
12462 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12463 of next_nonnote_insn.
12465 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12467 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12469 2009-07-25 Martin Jambor <mjambor@suse.cz>
12471 * c-common.c (c_common_attribute_table): New element for noclone.
12472 (handle_noclone_attribute): New function. Forward-declare.
12473 * tree-inline.c (tree_versionable_function_p): Check for noclone
12475 * doc/extend.texi (Labels as Values): Document need for noclone.
12476 (Function Attributes): Document noclone attribute.
12478 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12480 PR rtl-optimization/34999
12481 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12482 and dw_fde_switched_cold_to_hot fields.
12483 (output_cfi_p): New function.
12484 (output_call_frame_info): If fde->dw_fde_switched_sections,
12485 output 2 FDEs instead of one with corrupted header.
12486 (dwarf2out_do_cfi_startproc): New function.
12487 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12488 and fde->dw_fde_switched_cold_to_hot.
12489 (dwarf2out_switch_text_section): Compute
12490 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12491 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12492 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12493 Otherwise, compute fde->dw_fde_switch_cfi.
12495 2009-07-24 Cary Coutant <ccoutant@google.com>
12497 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12499 2009-07-24 Cary Coutant <ccoutant@google.com>
12501 * cfghooks.c (split_block): Copy discriminator to new block.
12502 * tree-cfg.c (assign_discriminator): Check location of last
12503 instruction in block as well as first.
12505 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12507 * config/i386/linux.c: Use fputs or putc instead of fprintf
12509 * config/i386/gas.h: Ditto.
12510 * config/i386/x86-64.h: Ditto.
12511 * config/i386/att.h: Ditto.
12513 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12515 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12518 2009-07-24 Martin Jambor <mjambor@suse.cz>
12520 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12521 (ipa_push_func_to_list_1): Declare.
12522 (ipa_push_func_to_list): New function.
12524 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12525 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12526 (ipa_push_func_to_list): Removed.
12527 (ipa_pop_func_from_list): Clear node_enqueued flag.
12529 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12531 * config/s390/s390.c (override_options): Default
12532 max-unrolled-insns to 100 for z10 tuning.
12534 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12536 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12537 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12538 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12539 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12540 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12541 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12542 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12544 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12546 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12547 use default set in mingw32.h header.
12548 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12549 64-bit /mingw/include path.
12550 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12553 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12555 PR rtl-optimization/40209
12556 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12558 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12560 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12561 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12562 with the rest of string where appropriate. Use fputs or putc
12563 instead of fprintf where appropriate.
12565 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12566 Pat Haugen <pthaugen@us.ibm.com>
12567 Revital Eres <ERES@il.ibm.com>
12569 * config/rs6000/vector.md: New file. Move most of the vector
12570 expander support here from altivec.md to allow for the VSX vector
12571 unit in the future. Add support for secondary_reload patterns.
12572 Rewrite the patterns for vector comparison, and vector comparison
12573 predicate instructions so that the RTL expresses the desired
12574 behavior, instead of using unspec.
12576 * config/rs6000/constraints.md ("f" constraint): Use
12577 rs6000_constraints to hold the precalculated register class.
12578 ("d" constraint): Ditto.
12579 ("wd" constraint): New constraint for VSX.
12580 ("wf" constraint): Ditto.
12581 ("ws" constraint): Ditto.
12582 ("wa" constraint): Ditto.
12583 ("wZ" constraint): Ditto.
12584 ("j" constraint): Ditto.
12586 * config/rs6000/predicates.md (vsx_register_operand): New
12588 (vfloat_operand): New predicate for vector.md.
12589 (vint_operand): Ditto.
12590 (vlogical_operand): Ditto.
12591 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12592 (easy_vector_constant): Add VSX support.
12593 (altivec_indexed_or_indirect_operand): New predicate for
12594 recognizing Altivec style memory references with AND -16.
12596 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12597 for vector secondary reload support.
12598 (rs6000_vector_reg_class): Delete, replacing it with
12599 rs6000_constraints.
12600 (rs6000_vsx_reg_class): Ditto.
12601 (rs6000_constraints): New array to hold the register classes of
12602 each of the register constraints that can vary at runtime.
12603 (builtin_mode_to_type): New static array for builtin function type
12605 (builtin_hash_table): New static hash table for builtin function
12607 (TARGET_SECONDARY_RELOAD): Define target hook.
12608 (TARGET_IRA_COVER_CLASSES): Ditto.
12609 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12610 registers are 128 bits if VSX memory reference instructions are used.
12611 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12612 unit is being used.
12613 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12614 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12615 Print several of the scheduling related parameters.
12616 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12617 rs6000_constraints instead of rs6000_vector_reg_class. Move
12618 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12619 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12620 Altivec. Add VSX support. Setup for secondary reload support on
12621 Altivec/VSX registers.
12622 (rs6000_override_options): Make power7 set the scheduling groups
12623 like the power5. Add support for new debug switches to override
12624 the scheduling defaults. Temporarily disable -mcpu=power7 from
12625 setting -mvsx. Add support for debug switches -malways-hint,
12626 -msched-groups, and -malign-branch-targets.
12627 (rs6000_buitlin_conversion): Add support for returning unsigned
12628 vector conversion functions to fix regressions due to stricter
12630 (rs6000_builtin_mul_widen_even): Ditto.
12631 (rs6000_builtin_mul_widen_odd): Ditto.
12632 (rs6000_builtin_vec_perm): Ditto.
12633 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12634 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12635 to zero a register.
12636 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12637 generated upstream.
12638 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12639 VSX types for bit operations. Changes to accomidate vector.md.
12640 (bdesc_2arg): Ditto.
12641 (bdesc_1arg): Ditto.
12642 (struct builtin_description_predicates): Rewrite predicate
12643 handling so that RTL describes the operation, instead of passing
12644 the instruction to be used as a string argument.
12645 (bdesc_altivec_preds): Ditto.
12646 (altivec_expand_predicate_builtin): Ditto.
12647 (altivec_expand_builtin): Ditto.
12648 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12649 statement for vsldoi support.
12650 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12651 (altivec_expand_st_builtin): Ditto.
12652 (paired_expand_builtin): Whitespace changes.
12653 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12654 builtin_mode_to_type table for secondary reload. Call
12655 builtin_function_type to build random builtin functions.
12656 (altivec_init_builtins): Change to use builtin_function_type to
12657 create builtin function types dynamically as we need them.
12658 (builtin_hash_function): New support for hashing the tree types
12659 for builtin function as we need it, rather than trying to build
12660 all of the trees that we need. Add initial preliminary VSX support.
12661 (builtin_function_type): Ditto.
12662 (builtin_function_eq): Ditto.
12663 (builtin_hash_struct): Ditto.
12664 (rs6000_init_builtins): Ditto.
12665 (rs6000_common_init_builtins): Ditto.
12666 (altivec_init_builtins): Ditto.
12667 (rs6000_common_init_builtins): Ditto.
12668 (enum reload_reg_type): New enum for simplifing reg classes.
12669 (rs6000_reload_register_type): Simplify register classes into GPR,
12670 Vector, and other registers. Altivec and VSX addresses in reload.
12671 (rs6000_secondary_reload_inner): Ditto.
12672 (rs6000_ira_cover_classes): New target hook, that returns the
12673 appropriate cover classes, based on -mvsx being used or not.
12674 (rs6000_secondary_reload_class): Add VSX support.
12675 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12676 (get_vsel_insn): Ditto.
12677 (rs6000_emit_vector_compare): Rewrite vector conditional support
12678 so that where we can, we use RTL operators, instead of blindly use
12680 (rs6000_emit_vector_select): Ditto.
12681 (rs6000_emit_vector_cond_expr): Ditto.
12682 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12683 (create_TOC_reference): Add -mdebug=addr support.
12684 (emit_frame_save): VSX loads/stores need register indexed addressing.
12686 * config/rs6000/rs6000.md: Include vector.md.
12688 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12690 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12691 support for V2DI, V2DF in logical, permute, select operations.
12693 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12694 switch for vsx/power7.
12695 (-mvsx-scalar-memory): Ditto.
12696 (-mvsx-align-128): Ditto.
12697 (-mallow-movmisalign): Ditto.
12698 (-mallow-df-permute): Ditto.
12699 (-msched-groups): Ditto.
12700 (-malways-hint): Ditto.
12701 (-malign-branch-targets): Ditto.
12703 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12705 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12706 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12707 (rs6000_vector_reg_class): Delete.
12708 (rs6000_vsx_reg_class): Ditto.
12709 (enum rs6000_reg_class_enum): New enum for the constraints that
12710 vary based on target switches.
12711 (rs6000_constraints): New array to hold the register class for all
12712 of the register constraints that vary based on the switches used.
12713 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12714 (enum rs6000_builtins): Add unsigned varients for the builtin
12715 declarations returned by target hooks for expanding multiplies,
12716 select, and permute operations. Add VSX builtins.
12717 (enum rs6000_builtin_type_index): Add entries for VSX.
12718 (V2DI_type_node): Ditto.
12719 (V2DF_type_node): Ditto.
12720 (unsigned_V2DI_type_node): Ditto.
12721 (bool_long_type_node): Ditto.
12722 (intDI_type_internal_node): Ditto.
12723 (uintDI_type_internal_node): Ditto.
12724 (double_type_internal_node): Ditto.
12726 * config/rs6000/altivec.md (whole file): Move all expanders to
12727 vector.md from altivec.md. Rename insn matching functions to be
12729 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12730 (altivec_vcmp*): Ditto.
12731 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12732 (VM): New iterator for moves that includes the VSX types.
12733 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12734 (altivec_vperm_<mode>_uns): New, for unsigned types.
12735 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12736 (altivec_eq<mode>): Ditto.
12737 (altivec_gt<mode>): Ditto.
12738 (altivec_gtu<mode>): Ditto.
12739 (altivec_eqv4sf): Ditto.
12740 (altivec_gev4sf): Ditto.
12741 (altivec_gtv4sf): Ditto.
12742 (altivec_vcmpbfp_p): Ditto.
12744 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12746 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12749 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12752 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12753 ASM_SHORT instead of .word.
12754 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12755 instead of .word in asm template.
12757 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12760 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12761 (process_bb_node_lives): Use it.
12763 * ira.c (setup_cover_and_important_classes): Don't setup
12764 ira_important_class_nums. Add cover classes to the end of
12766 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12768 (find_reg_class_closure): Use reorder_important_classes.
12770 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12772 * config/i386/i386.c (i386_ira_cover_classes): New function.
12773 (TARGET_IRA_COVER_CLASSES): Redefine.
12775 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12776 importance of order of cover classes in the array.
12778 2009-07-22 Diego Novillo <dnovillo@google.com>
12780 * tree-pass.h (TDF_EH): Define.
12781 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12782 contains TDF_EH, print the EH region number holding GS.
12783 * tree-dump.c (dump_options): Add "eh".
12784 * doc/invoke.texi: Document it.
12786 2009-07-22 Doug Kwan <dougkwan@google.com>
12788 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12790 2009-07-22 Michael Matz <matz@suse.de>
12792 PR tree-optimization/35229
12793 PR tree-optimization/39300
12795 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12796 (inhibit_phi_insertion): New function.
12797 (insert_into_preds_of_block): Call it for REFERENCEs.
12798 (init_pre): Initialize and finalize scalar evolutions.
12799 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12801 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12803 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12804 Use CONST_VECTOR_NUNITS to determine number of elements.
12806 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12808 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12809 (U, W): Constraints are now deprecated and will be removed if we
12810 run out of letters.
12811 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12813 ("prefetch"): Add the stcmh instruction for prefetching.
12814 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12816 (s390_short_displacement): Return always true if compiling for
12817 machines not providing the long displacement facility.
12818 (s390_mem_constraint): Support the new constraint letter Z.
12819 (s390_check_qrst_address): New function.
12821 2009-07-21 DJ Delorie <dj@redhat.com>
12823 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12826 2009-07-21 Jason Merrill <jason@redhat.com>
12828 * c-common.c (max_tinst_depth): Increase default to 1024.
12830 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12832 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12833 (vec_unpacku_float_lo_v4si): Ditto.
12835 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12838 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12839 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12840 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12841 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12843 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12845 PR tree-optimization/40813
12846 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12849 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12851 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12852 with a NOP_EXPR if needed.
12854 2009-07-21 Paul Brook <paul@codesourcery.com>
12856 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12857 Terminate debug dump with newline.
12859 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12861 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12862 Cast "1" to unsigned HOST_WIDE_INT.
12863 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12864 deposit length to the maximum length - lsb. Extend length if
12865 HOST_BITS_PER_WIDE_INT is 32.
12867 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12869 * cgraph.h (constant_pool_htab): New function.
12870 (constant_descriptor_tree): Move from varasm.c.
12871 * varasm.c (constant_pool_htab): New function.
12872 (constant_descriptor_tree): Move to cgraph.h.
12874 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12876 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12878 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12880 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12883 2009-07-20 Xinliang David Li <davidxl@google.com>
12885 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12887 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12889 * config/mips/mips.md (move_type): Add arith.
12890 (type): Handle arith.
12891 (zero_extendsidi2): Rename this into ...
12892 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12893 (zero_extendsidi2): New expander.
12894 (*zero_extendsidi2_dext): New pattern.
12896 2009-07-20 Nick Clifton <nickc@redhat.com>
12898 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12899 to set MIPS_ABI_DEFAULT.
12900 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12902 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12904 * tree-object-size.c (addr_object_size): Handle unions with
12905 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12907 PR tree-optimization/40792
12908 * tree.c (build_function_type_skip_args): Remove bogus assert.
12910 2009-07-20 Jan Hubicka <jh@suse.cz>
12911 Martin Jambor <mjambor@suse.cz>
12913 * cgraph.h (combined_args_to_skip): New field.
12914 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12915 combined_args_to_skip and args_to_skip.
12916 * tree-inline.c (update_clone_info): New function.
12917 (tree_function_versioning): Call update_clone_info.
12918 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12920 (cgraph_materialize_all_clones): More extensive dumping, working
12921 with combined_args_to_skip rather than args_to_skip.
12923 2009-07-20 Ira Rosen <irar@il.ibm.com>
12925 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12926 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12927 (get_initial_def_for_reduction): Likewise.
12928 (vectorizable_reduction): Skip the check of first operand in case
12929 of COND_EXPR. Add check that it is outer loop vectorization if
12930 nested cycle was detected. Call vectorizable_condition() for
12931 COND_EXPR. If reduction epilogue cannot be created do not fail for
12932 nested cycles (if it is not double reduction). Assert that there
12933 is only one type in the loop in case of COND_EXPR. Call
12934 vectorizable_condition() to vectorize COND_EXPR.
12935 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12936 Add parameters. Allow nested cycles if called from
12937 vectorizable_reduction(). Use reduction vector variable if provided.
12938 (vect_analyze_stmt): Call vectorizable_reduction() before
12939 vectorizable_condition().
12940 (vect_transform_stmt): Update call to vectorizable_condition().
12942 2009-07-20 Christian Bruel <christian.bruel@st.com>
12944 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12945 * doc/invoke.texi (-mfmovd): Likewise.
12946 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12948 2009-07-20 Jan Hubicka <jh@suse.cz>
12950 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12951 when handling SSA name.
12953 2009-07-19 Jan Hubicka <jh@suse.cz>
12955 PR tree-optimization/40676
12956 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12957 virtual PHIs in empty BBs.
12959 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12961 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12962 re-expanded the compound use gen_lowpart instead to convert to the
12965 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12967 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12968 OUTER_CONST arguments.
12969 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12970 the new wider mode will be masked off.
12971 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12973 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12975 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12976 high-order bits are zero.
12978 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12980 * combine.c (simplify_shift_const_1): Split code to determine
12981 shift_mode into ...
12982 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12983 new bits shifted in are identical to the old sign bit.
12985 2009-07-18 Richard Guenther <rguenther@suse.de>
12988 * gimplify.c (gimplify_call_expr): Reject code using results from
12989 functions returning void.
12991 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12993 * doc/md.texi: Document the new PowerPC "es" constraint.
12994 Document that "m" can include automodified addresses on this target,
12995 and explain how %U must be used. Extend the "Q" and "Z" documentation
12996 to suggest "es" as well as "m".
12997 * config/rs6000/constraints.md (es): New memory constraint.
12998 (Q, Z): Update strings to match new documentation.
13000 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13002 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13003 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13004 * config/rs6000/predicates.md (volatile_mem_operand): Use
13005 offsettable_nonstrict_memref_p.
13006 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13007 (*floatunssidf2_internal): Likewise.
13008 (*fix_truncdfsi2_internal): Likewise.
13009 (*fix_trunctfsi2_internal): Likewise.
13011 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13013 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13014 atmega32u2 devices.
13015 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13017 2009-07-17 Richard Guenther <rguenther@suse.de>
13020 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13021 (pass_warn_unused_result): Likewise.
13022 (TODO_set_props): Remove.
13023 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13025 (pass_diagnose_omp_blocks): Define.
13026 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13027 (c_gimple_diagnostics_recursively): Remove.
13028 (finish_function): Do not call it.
13029 (c_write_global_declarations): Continue after errors.
13030 Finalize the CU here.
13031 * c-gimplify.c (c_genericize): Do not gimplify here.
13032 * c-common.c (c_warn_unused_result): Move ...
13033 * tree-cfg.c (do_warn_unused_result): ... here.
13034 (run_warn_unused_result): New function.
13035 (gate_warn_unused_result): New function.
13036 (pass_warn_unused_result): New pass.
13037 * c-common.h (c_warn_unused_result): Remove.
13038 * flags.h (flag_warn_unused_result): Declare.
13039 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13040 * opts.c (flag_warn_unused_result): Initialize to false.
13041 * toplev.c (compile_file): Add comment.
13042 * omp-low.c (create_omp_child_function): Do not register
13043 the function with the frontend.
13044 (diagnose_omp_structured_block_errors): Prepare to be
13045 called as optimization pass.
13046 (gate_diagnose_omp_blocks): New function.
13047 (pass_diagnose_omp_blocks): New pass.
13048 * cgraph.h (cgraph_optimize): Remove.
13049 (cgraph_analyze_function): Likewise.
13050 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13051 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13052 before their parents here.
13053 (cgraph_finalize_function): Not here.
13054 (cgraph_analyze_function): Gimplify functions here.
13055 (cgraph_finalize_compilation_unit): Continue after errors.
13056 Optimize the callgraph from here.
13057 (cgraph_optimize): Make static.
13058 * langhooks.c (write_global_declarations): Finalize the CU.
13059 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13060 (gimplify_function_tree): Assert we gimplify only once.
13061 Set PROP_gimple_any property.
13062 * tree-nested.c (gimplify_all_functions): New function.
13063 (lower_nested_functions): Gimplify all nested functions.
13064 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13065 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13066 and pass_diagnose_omp_blocks after gimplification. Do not
13067 set TODO_set_props on all_lowering_passes.
13068 (execute_one_pass): Do not handle TODO_set_props.
13069 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13070 (gimplify.o): Add tree-pass.h dependency.
13071 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13072 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13073 (unsave_r): Likewise.
13074 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13075 temporary variable.
13077 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13079 * doc/service.texi (Service): Restore previously removed link,
13080 which isn't broken after all.
13082 2009-07-17 Richard Guenther <rguenther@suse.de>
13084 PR tree-optimization/40321
13085 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13086 PHI nodes to the maximal set.
13087 (make_values_for_phi): Add PHI arguments to the maximal set.
13088 (execute_pre): Dump PHI_GEN and the maximal set.
13090 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13093 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13096 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13098 * doc/extend.texi (Nested Functions): Replace broken link with
13100 * doc/service.texi (Service): Remove broken link.
13102 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13105 * builtins.c (expand_builtin_memcmp): Use loc instead of
13106 EXPR_LOCATION (exp).
13107 (expand_builtin_strncmp): Likewise.
13109 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13110 Manuel López-Ibáñez <manu@gcc.gnu.org>
13113 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13114 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13115 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13116 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13117 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13118 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13119 tree-inline.c, c-common.c, c-common.h, gimple.c,
13120 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13121 convert.c: Add location argument to fold_{unary,binary,ternary},
13122 fold_build[123], build_call_expr, build_size_arg,
13123 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13124 fold_build1_initializer, fold_build2_initializer,
13125 fold_build3_initializer, fold_build_call_array,
13126 fold_build_call_array_initializer, fold_single_bit_test,
13127 omit_one_operand, omit_two_operands, invert_truthvalue,
13128 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13129 combine_comparisons, fold_builtin_*, fold_call_expr,
13130 build_range_check, maybe_fold_offset_to_address, round_up,
13133 2009-07-16 Jason Merrill <jason@redhat.com>
13136 * c-common.c (c_common_reswords): Add __is_standard_layout
13138 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13139 * doc/implement-cxx.texi: New.
13140 * doc/gcc.texi: Include it.
13142 2009-07-16 DJ Delorie <dj@redhat.com>
13144 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13145 compares that may be indirectly affected by previous instructions.
13147 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13149 * builtins.c (do_mpc_arg2): New.
13150 (fold_builtin_2): Fold builtin cpow.
13151 * real.h (HAVE_mpc_pow): New.
13153 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13155 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13156 comparison to skip unprofitable schedule
13158 2009-07-16 Simon Baldwin <simonb@google.com>
13160 * gcc.c (option_map): New flag -no-canonical-prefixes.
13161 * (display_help): Print help text for new flag.
13162 * (process_command): Move options translation and language specifics
13163 and handle new flag early. Use it to set a function pointer to a
13164 prefix builder. Replace make_relative_prefix calls with calls to
13165 the function pointed to. Ignore new flag in regular options handling.
13166 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13168 2009-07-15 DJ Delorie <dj@redhat.com>
13170 * config/mep/mep.md (sibcall_internal): Change register to avoid
13171 argument registers.
13172 (sibcall_value_internal): Likewise.
13174 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13176 PR rtl-optimization/40710
13177 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13179 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13181 * config/mips/mips.md (*extenddi_truncate<mode>,
13182 *extendsi_truncate<mode>): Change type attribute to move_type
13183 with shift_shift. Split out code handling exts from here ...
13184 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13186 (*extendhi_truncateqi): Change type attribute to move_type with
13187 shift_shift. Split out code handling exts from here ...
13188 (*extendhi_truncateqi_exts): ... to this new pattern.
13190 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13192 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13193 instead of "and" with inverted sign bit mask value. Use
13194 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13195 Allocate registers only for operand 4 and operand 5.
13197 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13199 PR middle-end/40747
13200 * fold-const.c (fold_cond_expr_with_comparison): When folding
13201 < and <= to MIN, make sure the MIN uses the same type as the
13202 comparison's operands.
13204 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13206 * arm.md (ior_xor): New code iterator.
13207 (split for ior/xor with shift and zero-extend): New split pattern.
13208 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13210 2009-07-15 Richard Guenther <rguenther@suse.de>
13212 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13215 2009-07-15 Richard Guenther <rguenther@suse.de>
13217 PR middle-end/40753
13218 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13220 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13222 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13223 handle 2.6.30 kernel.
13225 2009-07-15 DJ Delorie <dj@redhat.com>
13227 * config/mep/mep.md (sibcall_internal): Change register to allow
13228 for 24-bit addresses.
13229 (sibcall_value_internal): Likewise.
13231 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13233 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13234 that are enabled/disabled by the flags introduced by a previous patch.
13236 2009-07-14 DJ Delorie <dj@redhat.com>
13238 * config/mep/mep.md (sibcall_internal): Include non-toggling
13240 (sibcall_value_internal): Likewise.
13242 2009-07-14 Taras Glek <tglek@mozilla.com>
13243 Rafael Espindola <espindola@google.com>
13245 * doc/sourcebuild.texi: Document install-plugin target.
13246 * configure.ac: Added install-plugin target to language makefiles.
13247 * configure: Regenerate.
13248 * Makefile.in (install-plugin): Install more headers,
13249 depend on lang.install-plugin.
13251 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13253 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13256 2009-07-14 DJ Delorie <dj@redhat.com>
13258 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13259 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13260 * config/mep/mep.md (sibcall_internal): Change test from
13261 mep_vliw_mode_match to mep_vliw_jmp_match.
13262 (sibcall_value_internal): Likewise.
13264 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13266 * config/i386/sse.md (copysign<mode>3): New expander.
13267 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13268 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13269 Use ix86_build_const_vector.
13270 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13271 IX86_BUILTIN_CPYSGNPD.
13272 (builtin_description): Add __builtin_ia32_copysignps and
13273 __builtin_ia32_copysignpd.
13274 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13275 and BUILT_IN_COPYSIGNF.
13277 2009-07-13 Jason Merrill <jason@redhat.com>
13279 * builtins.c (can_trust_pointer_alignment): New fn.
13280 (get_pointer_alignment): Factor it out from here.
13281 * tree.h: Declare it.
13283 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13285 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13288 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13292 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13294 2009-07-14 Richard Guenther <rguenther@suse.de>
13295 Andrey Belevantsev <abel@ispras.ru>
13297 PR middle-end/40745
13298 * cfgexpand.c (partition_stack_vars): Do not bother to update
13299 alias information when not optimizing.
13301 2009-07-14 Richard Guenther <rguenther@suse.de>
13302 Andrey Belevantsev <abel@ispras.ru>
13304 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13305 (pt_solution_set): Likewise.
13306 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13307 * tree-ssa-structalias.c (pt_solution_set): New function.
13308 * final.c (rest_of_clean_state): Free SSA data structures.
13309 * print-rtl.c (print_decl_name): Remove.
13310 (print_mem_expr): Implement in terms of print_generic_expr.
13311 * alias.c (ao_ref_from_mem): New function.
13312 (rtx_refs_may_alias_p): Likewise.
13313 (true_dependence): Query alias-export info.
13314 (canon_true_dependence): Likewise.
13315 (write_dependence_p): Likewise.
13316 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13318 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13319 (mem_expr_equal_p): Use operand_equal_p.
13320 (set_mem_attributes_minus_bitpos): Do not use
13321 component_ref_for_mem_expr.
13322 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13323 (update_alias_info_with_stack_vars): Likewise.
13324 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13325 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13326 explicitly nor clear stmt operands.
13327 Free the decl-to-pointer map.
13328 * tree-optimize.c (execute_free_datastructures): Do not free
13329 SSA data structures here.
13330 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13331 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13332 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13334 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13336 2009-07-13 DJ Delorie <dj@redhat.com>
13338 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13339 unrolling at the right iteration count.
13341 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13344 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13346 * haifa-sched.c (rank_for_schedule): Introduced flags to
13347 enable/disable individual scheduling heuristics.
13348 * common.opt: Introduced flags to enable/disable individual
13349 heuristics in the scheduler.
13350 * doc/invoke.texi: Introduced flags to enable/disable individual
13351 heuristics in the scheduler.
13353 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13355 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13356 config/i386/mingw-tls.c.
13357 * config/i386/mingw-tls.c: Removed.
13359 2009-07-13 Ira Rosen <irar@il.ibm.com>
13361 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13362 checks access only relevant statements.
13363 (vectorizable_reduction): Likewise.
13365 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13367 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13368 just for 32-bit case.
13370 2009-07-12 Jan Hubicka <jh@suse.cz>
13372 PR tree-optimization/40585
13373 * except.c (expand_resx_expr): When there already is resume
13374 instruction, produce linked list.
13375 (build_post_landing_pads): Assert that resume is empty.
13376 (connect_post_landing_pads): Handle resume lists.
13377 (dump_eh_tree): Dump resume list.
13379 2009-07-12 Ira Rosen <irar@il.ibm.com>
13381 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13382 with additional argument.
13383 * tree-vectorizer.h (enum vect_def_type): Add
13384 vect_double_reduction_def.
13385 (vect_is_simple_reduction): Add argument.
13386 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13388 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13389 vect_is_simple_reduction with additional argument.
13390 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13392 (reduction_code_for_scalar_code): Handle additional codes by
13393 returning ERROR_MARK for them. Fix comment and indentation.
13394 (vect_is_simple_reduction): Fix comment, add argument to specify
13395 double reduction. Detect double reduction.
13396 (get_initial_def_for_induction): Fix indentation.
13397 (get_initial_def_for_reduction): Fix comment and indentation.
13398 Handle double reduction. Create initial definitions that do not
13399 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13400 (vect_create_epilog_for_reduction): Fix comment, add argument to
13401 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13402 epilogue result extraction. Create double reduction phi node and
13403 replace relevant uses.
13404 (vectorizable_reduction): Call vect_is_simple_reduction with
13405 additional argument. Fix indentation. Update epilogue code treatment
13406 according to the changes in reduction_code_for_scalar_code. Check
13407 for double reduction. Call vect_create_epilog_for_reduction with
13408 additional argument.
13409 * tree-vect-stmts.c (process_use): Handle double reduction, update
13411 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13412 (vect_get_vec_def_for_operand): Likewise.
13414 2009-07-12 Danny Smith <dansmister@gmail.com>
13416 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13417 dllexport if !TREE_PUBLIC.
13418 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13420 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13422 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13423 (avr_extra_arch_macro) Remove declatation.
13424 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13425 (avr_extra_arch_macro) Declare as static.
13426 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13428 2009-07-11 Jan Hubicka <jh@suse.cz>
13430 PR middle-end/48388
13431 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13433 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13436 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13437 cold_in_std_section bits.
13438 (dwarf2out_begin_prologue): Initialize them.
13439 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13440 if already covered by text_section or cold_text_section range.
13442 PR rtl-optimization/40667
13443 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13444 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13445 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13446 * config/i386/i386.c (ix86_minimum_alignment): New function.
13447 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13448 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13449 * emit-rtl.c (gen_reg_rtx): Likewise.
13450 * function.c (assign_parms): Likewise. If nominal_type needs
13451 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13452 rather than passed_type's alignment.
13455 * function.c (assign_parm_setup_stack): Adjust
13456 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13457 from nominal_mode on big endian.
13459 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13461 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13463 2009-07-10 DJ Delorie <dj@redhat.com>
13465 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13467 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13469 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13471 (thumb2_cbnz): Likewise.
13473 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13476 * config.gcc (supported_defaults): Add synci.
13477 (with_synci): Add validation.
13478 (all_defaults): Add synci.
13479 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13482 * config/mips/mips.opt (msynci): New option.
13483 * config/mips/mips.c (mips_override_options): Warn on use of
13484 -msynci for targets that do now support it.
13485 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13487 * gcc/doc/invoke.texi (-msynci): Document the new option.
13488 * doc/install.texi (--with-synci): Document the new option.
13490 2009-07-10 Richard Guenther <rguenther@suse.de>
13492 PR tree-optimization/40496
13493 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13494 the PHI result with a compatible type.
13496 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13500 * c.opt (Wunused-result): New.
13501 * doc/invoke.texi: Document it.
13502 * c-common.c (c_warn_unused_result): Use it.
13504 2009-07-09 DJ Delorie <dj@redhat.com>
13506 * targhooks.c (default_target_can_inline_p): Rename from
13507 default_target_option_can_inline_p.
13508 * targhooks.h (default_target_can_inline_p): Likewise.
13509 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13510 TARGET_OPTION_CAN_INLINE_P.
13511 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13512 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13513 (mep_target_can_inline_p): Rename from
13514 mep_target_option_can_inline_p.
13517 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13518 registers used to pass vectors.
13520 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13522 2009-07-09 Tom Tromey <tromey@redhat.com>
13524 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13525 * config/mmix/mmix.c: Include dwarf2.h.
13526 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13527 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13528 * config/sh/sh.c: Include dwarf2.h.
13529 * config/i386/i386.c: Include dwarf2.h.
13530 * Makefile.in (DWARF2_H): Remove 'elf'.
13531 * except.c: Include dwarf2.h.
13532 * unwind-dw2.c: Include dwarf2.h.
13533 * dwarf2out.c: Include dwarf2.h.
13534 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13535 * unwind-dw2-fde.c: Include dwarf2.h.
13536 * dwarf2asm.c: Include dwarf2.h.
13538 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13540 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13541 (max_issue): Use it.
13542 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13544 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13545 (region_sched_info): Update.
13546 * sched-ebb.c (ebb_sched_info): Update.
13547 * modulo-sched.c (sms_sched_info): Update.
13548 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13550 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13552 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13554 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13556 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13558 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13560 PR middle-end/40692
13561 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13562 arg1 with arg01 if arg1 is already INTEGER_CST.
13564 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13566 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13567 Transform (and (truncate)) into (truncate (and)).
13569 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13571 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13572 creating LHS paradoxical subregs. Fix surrounding returns to
13573 use NULL_RTX rather than 0.
13575 2009-07-08 DJ Delorie <dj@redhat.com>
13577 * config/mep/mep.c (mep_option_can_inline_p): New.
13578 (TARGET_OPTION_CAN_INLINE_P): Define.
13580 2009-07-08 Mark Wielaard <mjw@redhat.com>
13583 * dwarf2out.c (add_data_member_location_attribute): When we have
13584 only a constant offset don't emit a new location description using
13585 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13588 2009-07-08 Richard Henderson <rth@redhat.com>
13591 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13592 (enum reg_class): Add CLOBBERED_REGS.
13593 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13594 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13595 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13596 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13597 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13598 force 64-bit sibcalls into R11.
13599 * config/i386/constraints.md (U): New constraint.
13600 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13601 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13602 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13604 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13606 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13608 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13609 * ebitmap.h (dump_ebitmap): Ditto.
13610 * optabs.h (optab_libfunc): Ditto.
13611 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13612 * tree-flow.h (vect_can_force_dr_alignment_p,
13613 get_vectype_for_scalar_type): Ditto.
13614 (vectorize_loops): Move prototype to ...
13615 * tree-vectorizer.h: ... here. Also, adjust comment.
13616 (vect_set_verbosity_level): Remove duplicate prototype.
13617 * tree-ssa-loop.c: Include tree-vectorizer.h.
13618 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13620 2009-07-08 Nick Clifton <nickc@redhat.com>
13622 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13625 2009-07-08 DJ Delorie <dj@redhat.com>
13627 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13628 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13629 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13631 * config/mep/intrinsics.md: Regenerated.
13632 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13633 registers when asm() or calls are detected.
13635 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13638 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13640 * gimple (gimple_build_call_from_tree): Likewise.
13641 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13642 no_warning flag before warning.
13644 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13646 * tree.c (set_expr_locus): Remove.
13647 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13648 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13650 * gimplify.c (internal_get_tmp_var): Likewise.
13651 (gimplify_call_expr): Likewise.
13652 (gimplify_one_sizepos): Likewise.
13654 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13657 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13658 to variables for debugging purposes.
13660 2009-06-23 Mark Loeser <mark@halcy0n.com>
13663 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13665 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13667 * pretty-print.c (pp_base_format): Remove %J.
13668 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13669 gcc_cxxdiag_char_table): Likewise.
13670 (init_dynamic_diag_info): Likewise.
13672 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13674 * pretty-print.c (pp_base_format): Remove %H.
13675 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13676 gcc_cxxdiag_char_table): Likewise.
13677 (init_dynamic_diag_info): Likewise.
13678 * config/mep/mep.c (mep_select_section): Likewise.
13680 2009-07-07 Duncan Sands <baldrick@free.fr>
13682 * final.c (pass_clean_state): Give the pass a name.
13683 * passes.c (pass_rest_of_compilation): Likewise.
13684 * tree-optimize.c (pass_all_optimizations): Likewise.
13686 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13688 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13689 an extra 'decl' for error_at.
13691 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13693 PR middle-end/40669
13694 * tree-tailcall.c (adjust_return_value_with_ops,
13695 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13696 if it has complex or vector type.
13698 2009-07-07 Olivier Hainque <hainque@adacore.com>
13700 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13703 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13705 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13707 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13709 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13710 * c-decl.c: Likewise.
13711 * function.c: Likewise.
13712 * varasm.c: Likewise.
13713 * tree-ssa.c: Likewise.
13714 * c-common.c: Likewise.
13715 * tree-cfg.c: Likewise.
13716 * config/spu/spu.c: Likewise.
13717 * config/ia64/ia64.c: Likewise.
13718 * config/v850/v850.c: Likewise.
13720 2009-07-06 DJ Delorie <dj@redhat.com>
13722 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13723 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13724 unspecified accesses to control registers.
13725 * config/mep/intrinsics.md: Regenerate.
13726 * config/mep/intrinsics.h: Regenerate.
13727 * config/mep/mep-intrin.h: Regenerate.
13729 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13731 * c-lex.c: Replace %H by an explicit location. Update all calls.
13732 * c-common.c: Likewise.
13733 * c-decl.c: Likewise.
13734 * c-typeck.c: Likewise.
13735 * fold-const.c: Likewise.
13736 * gimplify.c: Likewise.
13737 * stmt.c: Likewise.
13738 * tree-cfg.c: Likewise.
13739 * tree-ssa-loop-niter.c: Likewise.
13740 * tree-vrp.c: Likewise.
13741 * value-prof.c: Likewise.
13743 2009-07-06 Diego Novillo <dnovillo@google.com>
13745 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13746 if it has one. Handle cases where VAR does not have an
13747 annotation or cfun is NULL.
13749 2009-07-06 Diego Novillo <dnovillo@google.com>
13751 * tree.c: Include debug.h.
13752 (initialize_tree_contains_struct): New.
13753 (init_ttree): Call it.
13754 (tree_node_structure_for_code): Factor out of ...
13755 (tree_node_structure): ... here.
13756 * treestruct.def (TS_PHI_NODE): Remove.
13757 (TS_GIMPLE_STATEMENT): Remove.
13759 2009-07-06 Diego Novillo <dnovillo@google.com>
13761 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13762 (debug_tree_chain): Handle cycles.
13764 2009-07-06 Nick Clifton <nickc@redhat.com>
13765 DJ Delorie <dj@redhat.com>
13767 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13768 __FMOVD_ENABLED__ is defined.
13770 (TARGET_FMOVD): Provide a default definition.
13771 (MASK_FMOVD): Likewise.
13772 (TARGET_CPU_CPP_BUILTINS): Define
13773 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13774 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13775 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13776 (split for DF load from memory into register): Also handle
13777 MEMs which consist of REG+DISP addressing.
13778 (split for DF store from register to memory): Likewise.
13779 (movsf_ie): Always use single fp_mode.
13780 * config/sh/sh.c (sh_override_options): Do not automatically
13781 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13782 that to the -mfmovd command line switch.
13783 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13784 (fldi_ok): Always allow.
13785 * config/sh/sh.opt (mfmovd): Remove this switch.
13786 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13788 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13789 Kaz Kojima <kkojima@gcc.gnu.org>
13791 PR rtl-optimization/30807
13792 * postreload.c (reload_combine): For every new use of REG_SUM,
13793 record the use of BASE.
13795 2009-07-06 Jan Hubicka <jh@suse.cz>
13797 * params.def: Revert my accidental commit at 2009-06-30.
13799 2009-07-04 Ian Lance Taylor <iant@google.com>
13802 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13804 (mingw_format_attribute_overrides): Likewise.
13806 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13809 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13810 don't check cfa.reg. Instead of cfa.indirect use
13811 fde && fde->drap_reg != INVALID_REGNUM test.
13813 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13815 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13817 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13820 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13822 2009-07-03 Richard Guenther <rguenther@suse.de>
13824 PR tree-optimization/40640
13825 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13828 2009-07-03 Jan Hubicka <jh@suse.cz>
13830 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13831 for size, reduce amount of inlining.
13833 2009-07-03 Richard Guenther <rguenther@suse.de>
13835 PR middle-end/34163
13836 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13837 if t +- x is known to not overflow and the conversion widens the
13839 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13841 2009-07-03 Jan Hubicka <jh@suse.cz>
13843 * ipa-pure-const.c (analyze): Update loop optimizer init.
13844 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13845 try_remove_empty_loop, remove_empty_loops): Remove.
13846 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13847 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13848 to mark regular loops as neccesary.
13849 (degenerate_phi_p): New function.
13850 (propagate_necessity, remove_dead_phis): Use it.
13851 (forward_edge_to_pdom): Likewise.
13852 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13853 virtual PHI nodes that became unreachable.
13854 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13855 * tree-flow.h (remove_empty_loops): Remove.
13856 * passes.c (init_optimization_passes): Remove.
13858 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13860 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13861 can_create_pseudo_p.
13862 (*fix_trunc<mode>_i387_1): Ditto.
13863 (*floathi<mode>2_1): Ditto.
13864 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13865 (*fistdi2_1): Ditto.
13866 (*fist<mode>2_1): Ditto.
13867 (frndintxf2_floor): Ditto.
13868 (*fist<mode>2_floor_1): Ditto.
13869 (frndintxf2_ceil): Ditto.
13870 (*fist<mode>2_ceil_1): Ditto.
13871 (frndintxf2_trunc): Ditto.
13872 (frndintxf2_mask_pm): Ditto.
13873 (fxam<mode>2_i387_with_temp): Ditto.
13874 * config/i386/sse.md (mulv16qi3): Ditto.
13875 (*sse2_mulv4si3): Ditto.
13877 (sse4_2_pcmpestr): Ditto.
13878 (sse4_2_pcmpistr): Ditto.
13880 2009-07-03 Jan Hubicka <jh@suse.cz>
13882 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13883 (mark_stmt_necessary): Set it.
13884 (mark_operand_necessary): Set it.
13885 (mark_control_dependent_edges_necessary): Set it.
13886 (mark_virtual_phi_result_for_renaming): New function.
13887 (get_live_post_dom): New function.
13888 (forward_edge_to_pdom): New function.
13889 (remove_dead_stmt): Fix handling of control dependences.
13890 (tree_dce_init): Init new bitmap.
13891 (tree_dce_done): Free it.
13893 2009-07-02 Richard Guenther <rguenther@suse.de>
13896 * tree-ssa-structalias.c (new_var_info): Initialize
13899 2009-07-02 Jan Hubicka <jh@suse.cz>
13901 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13904 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13906 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13907 instead of recomputing it. Adjust calls.
13908 (emit_store_flag): Adjust recursive calls.
13910 2009-07-02 Richard Guenther <rguenther@suse.de>
13912 * tree-ssa-live.c (remove_unused_locals): Do not remove
13914 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13915 of DECL_EXTERNAL for HEAP variables.
13916 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13917 HEAP variables. Do not adjust RESTRICT vars.
13918 (find_what_var_points_to): Nobody cares if something
13919 points to READONLY.
13921 2009-07-02 Ben Elliston <bje@au.ibm.com>
13923 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13924 pc_low and pc_high declarations to the top of the function.
13926 2009-07-01 DJ Delorie <dj@redhat.com>
13928 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13929 registers as fixed.
13930 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13931 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13932 unspecified accesses to control registers.
13933 * config/mep/intrinsics.md: Regenerate.
13934 * config/mep/intrinsics.h: Regenerate.
13935 * config/mep/mep-intrin.h: Regenerate.
13937 2009-07-01 Anthony Green <green@moxielogic.com>
13939 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13940 instruction when possible.
13941 (moxie_expand_prologue): Ditto. Also, save an instruction and
13942 some complexity by popping off of $r12 instead of $sp.
13943 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13946 2009-07-01 Richard Henderson <rth@redhat.com>
13949 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13950 contained no insns, reposition note before last insn.
13952 2009-07-01 Richard Henderson <rth@redhat.com>
13955 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13956 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13958 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13961 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13962 darwin9 for printing reg addresses with %y.
13964 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13966 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13967 truncation from operands in binary operations.
13969 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13972 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13973 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13974 subreg of op0 to the original op0.
13976 * expmed.c (store_bit_field_1): Use a temporary as the destination
13977 instead of a paradoxical subreg when we need to truncate the result.
13979 2009-07-01 DJ Delorie <dj@redhat.com>
13981 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13982 names to VLIW variants.
13983 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13984 * config/mep/intrinsics.md: Regenerate.
13985 * config/mep/intrinsics.h: Regenerate.
13986 * config/mep/mep-intrin.h: Regenerate.
13988 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13991 * jump.c (returnjump_p): Revert last patch.
13992 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13994 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13997 * pa.md (casesi32p): Use jump table label to determine the offset
13999 (casesi64p): Likewise.
14001 * pa.c (forward_branch_p): Return bool type. Use instruction
14002 addresses when available. Assert that INSN has a jump label.
14003 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14006 2009-07-01 Richard Guenther <rguenther@suse.de>
14008 PR tree-optimization/19831
14009 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14010 that only act as barriers do not make any previous stores necessary.
14011 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14012 HEAP variables global, do not add a constraint from nonlocal.
14013 (find_func_aliases): Handle escapes through return statements.
14014 (compute_points_to_sets): Make escaped HEAP variables global.
14016 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14019 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14020 after reducing a DImode cstore to SImode.
14022 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14024 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14025 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14027 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14029 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14030 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14032 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14033 and umod_optab if TARGET_BSD_DIVMOD.
14034 * config/vax/lib1funcs.asm: New file.
14035 * config/vax/t-linux: New file.
14036 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14038 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14041 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14042 to type arguments that have void type.
14045 * dwarf2out.c (gen_formal_parameter_die): Call
14046 equate_decl_number_to_die if node is different from origin.
14048 2009-06-30 Anthony Green <green@moxielogic.com>
14050 Clean up moxie port for --enable-build-with-cxx.
14051 * config/moxie/moxie.c (moxie_function_value): First two
14052 parameters are const_tree, not tree.
14053 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14054 (REG_CLASS_NAMES): Ditto.
14055 (REGNO_REG_CLASS): Ditto.
14056 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14057 (moxie_function_value): Fix constyness of arguments.
14059 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14061 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14062 finalize_size_functions before further processing.
14063 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14064 (variable_size): Call self_referential_size on size expressions
14065 that contain a PLACEHOLDER_EXPR.
14066 (size_functions): New static variable.
14067 (copy_self_referential_tree_r): New static function.
14068 (self_referential_size): Likewise.
14069 (finalize_size_functions): New global function.
14070 * tree.c: Include tree-inline.h.
14071 (push_without_duplicates): New static function.
14072 (find_placeholder_in_expr): New global function.
14073 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14075 <tcc_expression>: Likewise.
14076 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14077 the call in the expression.
14078 * tree.h (finalize_size_functions): Declare.
14079 (find_placeholder_in_expr): Likewise.
14080 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14081 (substitute_placeholder_in_expr): Update comment.
14082 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14084 (copy_tree_body_r): Likewise.
14085 (copy_tree_body): New static function.
14086 (maybe_inline_call_in_expr): New global function.
14087 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14088 (maybe_inline_call_in_expr): Declare.
14089 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14090 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14093 2009-06-30 Richard Guenther <rguenther@suse.de>
14095 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14097 (propagate_necessity): Do not mark reaching defs of stores
14100 2009-06-30 Jan Hubicka <jh@suse.cz>
14102 * cfgloopanal.c (check_irred): Move into ...
14103 (mark_irreducible_loops): ... here; return true if ireducible
14105 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14106 (analyze_function): Try to prove loop finiteness.
14107 * cfgloop.h (mark_irreducible_loops): Update prototype.
14108 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14110 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14112 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14114 2009-06-30 Ira Rosen <irar@il.ibm.com>
14116 PR tree-optimization/40542
14117 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14120 2009-06-30 Martin Jambor <mjambor@suse.cz>
14122 PR tree-optimization/40582
14123 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14124 than useless_type_conversion_p.
14125 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14128 2009-06-30 Martin Jambor <mjambor@suse.cz>
14130 PR middle-end/40554
14131 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14133 2009-06-30 Richard Guenther <rguenther@suse.de>
14135 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14136 use ao_ref references.
14137 (walk_aliased_vdefs): Likewise.
14138 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14139 * tree-ssa-dce.c (struct ref_data): Remove.
14140 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14141 (mark_aliased_reaching_defs_necessary): Adjust.
14142 (mark_all_reaching_defs_necessary_1): Likewise.
14144 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14147 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14148 (emit_store_flag_1): Extract from emit_store_flag, adjust
14149 calls to (what now is) emit_cstore.
14150 (emit_store_flag): Call emit_store_flag_1 and also use it
14151 for what used to be recursive calls.
14153 2009-06-30 Wei Guozhi <carrot@google.com>
14156 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14157 if the target bb post dominates from bb.
14158 * config/i386/i386.c (memory_address_length): Check existence of base
14159 register before using it.
14161 2009-06-30 Nick Clifton <nickc@redhat.com>
14162 DJ Delorie <dj@redhat.com>
14164 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14165 __FMOVD_ENABLED__ is defined.
14167 (TARGET_FMOVD): Provide a default definition.
14168 (MASK_FMOVD): Likewise.
14169 (TARGET_CPU_CPP_BUILTINS): Define
14170 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14171 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14172 two fmov instructions depending upon whether TARGET_FMOVD is
14174 (split for DF load from memory into register): Also handle
14175 MEMs which consist of REG+DISP addressing.
14176 (split for DF store from register to memory): Likewise.
14177 * config/sh/sh.opt (mfmovd): Remove this switch.
14178 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14179 * config/sh/sh.c (sh_override_options): Do not automatically
14180 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14181 that to the -mfmovd command line switch.
14183 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14185 (fldi_ok): Always allow.
14186 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14188 2009-06-29 DJ Delorie <dj@redhat.com>
14190 * doc/install.texi (mep-x-elf): Correct chip's full name.
14192 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14194 * doc/extend.texi: Fix typo.
14196 2009-06-29 Tom Tromey <tromey@redhat.com>
14198 * dwarf2.h: Remove.
14199 * Makefile.in (DWARF2_H): New variable.
14200 (except.o): Use it.
14201 (dwarf2out.o): Likewise.
14202 (dwarf2asm.o): Likewise.
14203 * config/i386/t-i386: Use DWARF2_H.
14204 * except.c: Include elf/dwarf2.h.
14205 * unwind-dw2.c: Include elf/dwarf2.h.
14206 * dwarf2out.c: Include elf/dwarf2.h.
14207 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14208 <dtprel>: New field.
14209 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14210 (size_of_loc_descr): Likewise.
14211 (output_loc_operands_raw): Likewise.
14212 (output_loc_operands): Handle new dtprel field.
14213 (loc_checksum): Update.
14214 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14215 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14216 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14217 * dwarf2asm.c: Include elf/dwarf2.h.
14218 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14219 * config/mmix/mmix.c: Include elf/dwarf2.h.
14220 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14221 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14222 * config/sh/sh.c: Include elf/dwarf2.h.
14223 * config/i386/i386.c: Include elf/dwarf2.h.
14225 2009-06-29 DJ Delorie <dj@redhat.com>
14227 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14229 * doc/extend.texi: Add MeP attributes and pragmas.
14230 * doc/invoke.text: Add MeP Options.
14231 * doc/contrib.texi: Add MeP contribution.
14232 * doc/md.texi: Add MeP constraints.
14233 * doc/install.texi: Add MeP target.
14235 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14237 * target.h (struct gcc_target): Add frame_pointer_required field.
14238 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14239 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14240 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14242 * reload1.c (update_eliminables): (Ditto.).
14243 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14244 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14245 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14247 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14249 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14250 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14251 (arm_frame_pointer_required): New function.
14253 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14254 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14255 (avr_frame_pointer_required_p): Declare as static.
14256 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14258 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14259 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14260 (bfin_frame_pointer_required): Make as static, change return type
14262 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14264 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14265 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14266 (cris_frame_pointer_required): New function.
14268 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14270 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14271 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14272 (fr30_frame_pointer_required): New function.
14274 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14275 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14276 (frv_frame_pointer_required): Make as static, change return type
14278 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14280 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14281 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14282 (ix86_frame_pointer_required): Make as static, change return type to
14284 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14286 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14287 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14289 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14291 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14293 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14295 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14296 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14297 (mips_frame_pointer_required): Make as static.
14298 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14300 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14301 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14302 (mmix_frame_pointer_required): Mew function.
14304 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14305 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14307 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14309 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14311 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14313 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14314 (CAN_ELIMINATE): Redefine.
14315 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14316 (sparc_frame_pointer_required): New function.
14317 (sparc_can_eliminate): New function.
14318 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14320 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14321 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14323 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14324 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14325 (xtensa_frame_pointer_required): Make as static, change return type
14327 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14330 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14332 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14333 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14334 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14335 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14336 (register_callback): Handle PLUGIN_START_UNIT.
14337 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14339 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14341 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14343 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14344 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14346 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14348 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14351 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14353 * doc/extend.texi (Additional Floating Types): __float128 is also
14354 supported on i386 targets.
14356 2009-06-29 Richard Guenther <rguenther@suse.de>
14358 PR middle-end/14187
14359 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14361 (pt_solutions_same_restrict_base): Declare.
14362 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14364 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14365 (make_constraint_from, make_copy_constraint): Move earlier.
14366 (make_constraint_from_heapvar): New function.
14367 (make_constraint_from_restrict): Likewise.
14368 (handle_lhs_call): Use it.
14369 (find_func_aliases): Use it to track conversions to restrict
14370 qualified pointers.
14371 (struct fieldoff): Add only_restrict_pointers flag.
14372 (push_fields_onto_fieldstack): Initialize it.
14373 (create_variable_info_for): Track global restrict qualified pointers.
14374 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14375 Track restrict qualified pointer arguments.
14376 (set_uids_in_ptset): Use varinfo is_global_var flag.
14377 (find_what_var_points_to): Set the vars_contains_restrict flag.
14378 Always create the points-to solution for sets including restrict tags.
14379 (pt_solutions_same_restrict_base): New function.
14380 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14381 qualified pointers use pt_solutions_same_restrict_base as
14382 additional source for disambiguation.
14384 2009-06-29 Richard Guenther <rguenther@suse.de>
14386 PR middle-end/38212
14387 * alias.c (find_base_decl): Remove.
14388 (get_deref_alias_set_1): Remove restrict handling.
14389 * c-common.c (c_apply_type_quals_to_decl): Do not set
14390 DECL_POINTER_ALIAS_SET.
14391 * gimplify.c (find_single_pointer_decl_1): Remove.
14392 (find_single_pointer_decl): Likewise.
14393 (internal_get_tmp_var): Remove restrict handling.
14394 (gimple_regimplify_operands): Likewise.
14395 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14396 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14397 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14398 * tree.c (restrict_base_for_decl): Remove.
14399 (init_ttree): Do not allocate it.
14400 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14401 LABEL_DECL_UID for label decls.
14402 (copy_node_stat): Do not copy restrict information.
14403 (decl_restrict_base_lookup): Remove.
14404 (decl_restrict_base_insert): Likewise.
14405 (print_restrict_base_statistics): Likewise.
14406 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14407 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14408 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14409 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14410 (LABEL_DECL_UID): Adjust.
14411 (DECL_BASED_ON_RESTRICT_P): Remove.
14412 (DECL_GET_RESTRICT_BASE): Likewise.
14413 (SET_DECL_RESTRICT_BASE): Likewise.
14414 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14416 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14417 instead of DECL_POINTER_ALIAS_SET.
14418 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14419 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14420 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14422 2009-06-29 Richard Guenther <rguenther@suse.de>
14424 PR tree-optimization/40579
14425 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14426 the IL to simplify has constants that overflowed.
14428 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14430 PR tree-optimization/40550
14431 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14432 vector_compute_type only when the size of vector_compute_type is
14433 less than the size of type.
14435 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14437 * fold-const.c (contains_label_1): Fix comments.
14438 (contains_label_p): Do not walk trees multiple time.
14440 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14442 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14443 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14444 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14445 ix86_fp_comparison_operator.
14446 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14447 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14448 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14449 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14450 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14451 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14452 (related splits): Change predicate to ix86_fp_comparison_operator.
14453 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14454 instead of ix86_fp_comparison_codes.
14455 (ix86_trivial_fp_comparison_operator,
14456 ix86_fp_comparison_operator): New.
14457 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14458 (ix86_expand_compare): Eliminate last two parameters.
14459 (ix86_fp_jump_nontrivial_p): Kill.
14460 * config/i386/i386.c (put_condition_code): Eliminate call to
14461 ix86_fp_comparison_codes and subsequent assertion.
14462 (ix86_fp_comparison_codes): Eliminate.
14463 (ix86_fp_swap_condition): New.
14464 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14465 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14466 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14467 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14468 and ix86_fp_swap_condition.
14469 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14470 Use ix86_fp_comparison_strategy.
14471 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14472 (ix86_fp_jump_nontrivial_p): Eliminate.
14473 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14474 call to ix86_expand_compare.
14475 (ix86_split_fp_branch, ix86_expand_setcc,
14476 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14477 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14479 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14481 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14482 related to jump_clobbers.
14483 * config/arm/arm.md (conds): Remove jump_clob case.
14484 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14485 splits): Change comparison_operator to arm_comparison_operator.
14486 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14489 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14491 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14492 condition for floating point modes.
14493 * expmed.c (emit_store_flag_1): Move here a bigger part
14494 of emit_store_flag.
14495 (emit_store_flag): Try swapping the condition for floating point
14497 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14499 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14501 * expr.c (expand_expr_real_1): Just use do_store_flag.
14502 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14503 emit_store_flag_force.
14504 * expmed.c (emit_store_flag_force): Copy here trick
14505 previously in expand_expr_real_1. Try reversing the comparison.
14506 (emit_store_flag_1): Work if target is NULL.
14507 (emit_store_flag): Work if target is NULL, using the result mode
14508 from the comparison. Use split_comparison, restructure final part
14509 to simplify conditionals.
14511 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14513 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14514 * dojump.c (do_jump): Change handling of floating-point
14515 ops to use just do_compare_and_jump.
14516 (split_comparison): New.
14517 (do_compare_rtx_and_jump): Add here logic coming previously
14518 in do_jump, using split_comparison.
14520 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14523 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14525 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14527 * tree-ssa-alias.c: Fix unintentional commit.
14529 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14531 * passes.c (execute_one_pass): Fix unintentional commit.
14533 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14535 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14536 (df_rd_local_compute, df_md_local_compute): Inline them.
14538 (df_md_scratch): New.
14539 (df_md_alloc, df_md_free): Allocate/free it.
14540 (df_md_local_compute): Only include live registers in init.
14541 (df_md_transfer_function): Prune the in-set computed by
14542 the confluence function, and the gen-set too.
14544 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14546 PR rtl-optimization/26854
14547 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14548 * df-problems.c (df_rd_add_problem): Fix comment.
14549 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14550 df_md_simulate_artificial_defs_at_top,
14551 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14552 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14553 df_md_transfer_function, df_md_init, df_md_confluence_0,
14554 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14555 problem_MD, df_md_add_problem): New.
14556 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14557 df_md_get_bb_info): New.
14558 (DF_LAST_PROBLEM_PLUS1): Adjust.
14560 * Makefile.in (fwprop.o): Include domwalk.h.
14561 * fwprop.c: Include domwalk.h.
14562 (reg_defs, reg_defs_stack): New.
14563 (bitmap_only_bit_between): Remove.
14564 (process_defs): New.
14565 (process_uses): Use reg_defs and local_md instead of
14566 bitmap_only_bit_between and local_rd.
14567 (single_def_use_enter_block): New, from build_single_def_use_links.
14568 (single_def_use_leave_block): New.
14569 (build_single_def_use_links): Remove code moved to
14570 single_def_use_enter_block, invoke domwalk.
14571 (use_killed_between): Adjust comment.
14573 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14575 * bitmap.h (bitmap_ior_and_into): New.
14576 * bitmap.c (bitmap_ior_and_into): New.
14578 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14580 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14581 before_dom_children_before_stmts and after_dom_children_after_stmts.
14582 Rename the two remaining callbacks to just before_dom_children and
14583 after_dom_children. Remove other GIMPLE statement walking bits.
14584 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14585 * graphite.c: Do not include domwalk.h.
14586 * tree-into-ssa.c (interesting_blocks): New global.
14587 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14588 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14589 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14590 now that they're not domwalk callbacks.
14591 (rewrite_initialize_block): Rename to...
14592 (rewrite_enter_block): ... this, place after called functions. Test
14593 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14594 (rewrite_finalize_block): Rename to...
14595 (rewrite_leave_block): ... this, place after called functions.
14596 (rewrite_update_init_block): Rename to...
14597 (rewrite_update_enter_block): ... this, place after called functions.
14598 Test interesting_blocks, call rewrite_update_stmt and
14599 rewrite_update_phi_arguments.
14600 (rewrite_update_fini_block): Rename to...
14601 (rewrite_leave_block): ... this, place after called functions.
14602 (rewrite_blocks): Remove last argument, simplify initialization of
14604 (mark_def_sites_initialize_block): Rename to...
14605 (mark_def_sites_block): ... this, call mark_def_sites.
14606 (mark_def_sites_blocks): Remove argument, simplify initialization of
14608 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14609 (update_ssa): Likewise.
14610 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14612 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14613 (dom_opt_initialize_block): Rename to...
14614 (dom_opt_enter_block): ... this, place after called functions. Walk
14615 statements here, inline propagate_to_outgoing_edges.
14616 (dom_opt_finalize_block): Rename to...
14617 (dom_opt_leave_block): ... this, place after called functions.
14618 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14620 (dse_enter_block, dse_record_phi): New.
14621 (dse_record_phis): Delete.
14622 (dse_finalize_block): Rename to...
14623 (dse_leave_block): ... this.
14624 (tree_ssa_dse): Simplify initialization of walk_data.
14625 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14626 Adjust initialization of walk_data.
14627 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14628 * tree-ssa-loop-phiopt.c (get_non_trapping):
14629 Adjust initialization of walk_data.
14630 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14631 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14632 it's not a domwalk callback.
14633 (uncprop_initialize_block): Rename to...
14634 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14635 (dse_finalize_block): Rename to...
14636 (dse_leave_block): ... this.
14637 (tree_ssa_uncprop): Simplify initialization of walk_data.
14638 * Makefile.in: Adjust dependencies.
14640 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14642 * arm.md (casesi): Fix test for Thumb1.
14643 (thumb1_casesi_internal_pic): Likewise.
14644 (thumb1_casesi_dispatch): Likewise.
14646 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14648 * config/arm/arm-cores.def: Added core cortex-m0.
14649 * config/arm/arm-tune.md: Regenerated.
14650 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14652 2009-06-26 DJ Delorie <dj@redhat.com>
14654 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14656 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14657 the scheduler doesn't tag jump insns.
14659 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14661 * c-decl.c (merge_decls): Re-indent.
14663 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14666 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14667 Special-case decimal float constants.
14669 2009-06-26 Richard Henderson <rth@redhat.com>
14671 * function.h (struct function): Add cannot_be_copied_reason,
14672 and cannot_be_copied_set.
14673 * tree-inline.c (has_label_address_in_static_1): Rename from
14674 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14675 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14676 don't set inline_forbidden_reason.
14677 (copy_forbidden): New function, split out of inline_forbidden_p.
14678 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14679 (inline_forbidden_p): Use copy_forbidden.
14680 (tree_versionable_function_p): Likewise.
14681 (inlinable_function_p): Merge into tree_inlinable_function_p.
14682 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14683 * ipa-cp.c (ipcp_versionable_function_p): New function.
14684 (ipcp_cloning_candidate_p): Use it.
14685 (ipcp_node_modifiable_p): Likewise.
14687 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14689 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14690 that is marked not to be inlined. Remove flag_mudflap use.
14691 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14692 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14694 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14697 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14698 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14700 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14702 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14704 (__mingwthr_remove_key_dtor): Likewise.
14706 2009-06-26 Richard Guenther <rguenther@suse.de>
14708 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14710 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14712 PR middle-end/40525
14713 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14714 try the non-cond_exec path also.
14716 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14719 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14720 (output_cbranch): Use new functions.
14721 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14724 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14725 Pat Haugen <pthaugen@us.ibm.com>
14726 Revital Eres <ERES@il.ibm.com>
14728 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14729 for %c error. Add %x support to print VSX registers as a unified
14730 register set, instead of separate float and altivec registers.
14731 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14732 %y case, and add support for VSX pre-modify addresses.
14733 (output_toc): Add assert for CONST containing an integer constant
14735 (rs6000_adjust_cost): Add POWER7 support.
14736 (insn_must_be_first_in_group): Ditto.
14737 (insn_must_be_last_in_group): Ditto.
14738 (rs6000_emit_popcount): Ditto.
14739 (rs6000_vector_mode_supported_p): Ditto.
14741 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14742 Change some of the functions called by macros to being called
14743 through a pointer, so debug functions can be inserted if
14744 -mdebug=addr or -mdebug=cost.
14745 (rs6000_preferred_reload_class_ptr): Ditto.
14746 (rs6000_secondary_reload_class_ptr): Ditto.
14747 (rs6000_secondary_memory_needed_ptr): Ditto.
14748 (rs6000_cannot_change_mode_class_ptr): Ditto.
14749 (rs6000_secondary_reload_inner): Ditto.
14750 (rs6000_legitimize_reload_address): Ditto.
14751 (rs6000_legitimize_reload_address_ptr): Ditto.
14752 (rs6000_mode_dependent_address): Ditto.
14753 (rs6000_mode_dependent_address_ptr): Ditto.
14755 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14756 function to return true if the mode allows reg + integer
14758 (virtual_stack_registers_memory_p): New function to return true if
14759 the address refers to a virtual stack register.
14760 (rs6000_legitimate_offset_address_p): Move code to say whether a
14761 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14763 (rs6000_legitimate_address_p): Add checks for modes that only can
14764 do reg+reg addressing. Start adding VSX support.
14765 (rs6000_legitimize_reload_address): Ditto.
14766 (rs6000_legitimize_address): Ditto.
14767 (rs6000_debug_legitimate_address_p): New debug functions for
14768 -mdebug=addr and -mdebug=cost.
14769 (rs6000_debug_rtx_costs): Ditto.
14770 (rs6000_debug_address_costs): Ditto.
14771 (rs6000_debug_adjust_cost): Ditto.
14772 (rs6000_debug_legitimize_address): Ditto.
14773 (rs6000_legitimize_reload_address_ptr): Point to call normal
14774 function or debug function. Make functions called via pointer
14776 (rs6000_mode_dependent_address_ptr): Ditto.
14777 (rs6000_secondary_reload_class_ptr): Ditto.
14778 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14779 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14780 into a friendlier error.
14781 (rs6000_init_builtins): Add initial VSX support.
14782 (rs6000_adjust_cost): Fix some spacing issues.
14784 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14785 (REG_CLASS_NAMES): Ditto.
14786 (REG_CLASS_CONTENTS): Ditto.
14787 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14788 pointer, to add -mdebug=addr support.
14789 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14790 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14791 -mdebug=addr support.
14792 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14793 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14794 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14796 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14798 (bswapsi*): Set attribute types for load/store. Add combiner
14799 patterns to eliminate zero extend on 64-bit.
14800 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14801 stdbrx if the hardware supports those instructions.
14803 2009-06-25 Ian Lance Taylor <iant@google.com>
14805 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14806 (Link Options): Document -static-libstdc++.
14808 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14811 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14812 DATA_ALIGNMENT instead.
14814 2009-06-25 Richard Guenther <rguenther@suse.de>
14816 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14817 indirect references against the callused/escaped solutions.
14818 (call_may_clobber_ref_p_1): Likewise.
14820 2009-06-25 Martin Jambor <mjambor@suse.cz>
14822 PR tree-optimization/40493
14823 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14824 (enum unscalarized_data_handling): New type.
14825 (handle_unscalarized_data_in_subtree): Return what has been done.
14826 (load_assign_lhs_subreplacements): Handle left flushes differently.
14827 (sra_modify_assign): Use unscalarized_data_handling, simplified
14828 condition determining whether to remove the statement.
14830 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14832 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14833 excerpt - @ should be doubled for texinfo.
14835 2009-06-24 Ian Lance Taylor <iant@google.com>
14837 * config/arc/arc.c: Include "df.h".
14838 (arc_attribute_table): Make static. Move higher in file.
14839 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14840 (output_shift): Initialize n later to avoid warning.
14841 * config/arm/arm.c (arm_attribute_table): Make static. Move
14843 * config/avr/avr.c (avr_attribute_table): Make static. Move
14845 (reg_class_tab): Change array type from int to enum reg_class.
14846 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14848 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14849 (lshrhi3_out): Likewise.
14850 (class_likely_spilled_p): Change return type to bool.
14851 (avr_rtx_costs): Use local code variable with enum type.
14852 * config/avr/avr.md (movmemhi): Use add_reg_note.
14853 (andhi3, andsi3): Don't use AS2 with "and".
14854 (iorhi3, iorsi3): Don't use AS2 with "or".
14855 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14856 * config/crx/crx.c: Include "df.h".
14857 (crx_attribute_table): Make static.
14858 * config/m32r/m32r.c: Include "df.h".
14859 (m32r_attribute_table): Make static. Move higher in file.
14860 (pop): Use add_reg_note.
14861 (block_move_call): Change 0 to LCT_NORMAL in function call.
14862 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14863 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14864 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14865 declare, not just when TREE_CODE is defined.
14866 * config/m68hc11/m68hc11.c: Include "expr.h".
14867 (m68hc11_attribute_table): Make static. Move higher in file.
14868 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14870 (m68hc11_register_indirect_p): Likewise.
14871 (m68hc11_function_arg_padding): Change return type to enum
14873 (emit_move_after_reload): Use add_reg_note.
14874 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14875 (m68hc11_split_logical): Likewise.
14876 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14878 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14879 to VOIDmode in function call.
14880 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14882 (m68hc11_split_logical): Update declaration.
14883 (m68hc11_function_arg_padding): Update declaration.
14884 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14885 to array of enum reg_class.
14886 (mcore_attribute_table): Make static. Move higher in file.
14887 (mcore_rtx_costs): Add cast to enum type.
14888 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14889 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14890 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14892 * config/sh/predicates.md (trapping_target_operand): Rename and to
14894 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14896 * config/spu/spu.c (spu_attribute_table): Make static. Move
14898 * config/v850/v850.c (v850_attribute_table): Make static. Move
14900 (v850_rtx_costs): Use local code with enum type.
14901 (expand_epilogue): Add cast.
14902 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14904 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14907 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14908 -m2a-single-only and -m2a-nofpu.
14909 * config/sh/sh.opt: Document m2a generates FPU code.
14911 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14913 * defaults.h (CAN_ELIMINATE): Provide default.
14914 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14915 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14916 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14917 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14918 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14919 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14920 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14921 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14922 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14923 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14925 2009-06-24 DJ Delorie <dj@redhat.com>
14927 * mep-ext-cop.cpu: Fix copyright notice.
14928 * mep-default: Fix copyright notice.
14929 * mep-core: Fix copyright notice.
14930 * mep: Fix copyright notice.
14931 * mep-ivc2: Fix copyright notice.
14932 * mep-c5: Fix copyright notice.
14934 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14936 * doc/contrib.texi (Contributors):
14938 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14940 PR middle-end/40501
14941 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14942 src and dst operands if necessary.
14944 2009-06-23 DJ Delorie <dj@redhat.com>
14947 * config.gcc: Add mep support.
14948 * recog.c: Resurrect validate_replace_rtx_subexp().
14949 * recog.h: Likewise.
14950 * config/mep/: Add new port:
14951 * config/mep/constraints.md: New file.
14952 * config/mep/default.h: New file.
14953 * config/mep/intrinsics.h: New file.
14954 * config/mep/intrinsics.md: New file.
14955 * config/mep/ivc2-template.h: New file.
14956 * config/mep/mep-c5.cpu: New file.
14957 * config/mep/mep-core.cpu: New file.
14958 * config/mep/mep-default.cpu: New file.
14959 * config/mep/mep-ext-cop.cpu: New file.
14960 * config/mep/mep-intrin.h: New file.
14961 * config/mep/mep-ivc2.cpu: New file.
14962 * config/mep/mep-lib1.asm: New file.
14963 * config/mep/mep-lib2.c: New file.
14964 * config/mep/mep-pragma.c: New file.
14965 * config/mep/mep-protos.h: New file.
14966 * config/mep/mep-tramp.c: New file.
14967 * config/mep/mep.c: New file.
14968 * config/mep/mep.cpu: New file.
14969 * config/mep/mep.h: New file.
14970 * config/mep/mep.md: New file.
14971 * config/mep/mep.opt: New file.
14972 * config/mep/predicates.md: New file.
14973 * config/mep/t-mep: New file.
14975 2009-06-23 Ian Lance Taylor <iant@google.com>
14977 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14978 from loose_warn into c_loose_warn and from strict_warn into
14979 c_strict_warn. Set and substitute warn_cxxflags. Check for
14980 --enable-build-with-cxx. Set and substitute
14981 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14982 * Makefile.in (CXXFLAGS): New variable.
14983 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14984 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14985 the default is the same as $(STRICT_WARN).
14986 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14987 (CXX): New variable.
14988 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14989 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14990 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14991 (HOST_LIBS): New variable.
14992 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14993 (ALL_CXXFLAGS): New variable.
14994 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14995 * doc/install.texi (Configuration): Document
14996 --enable-build-with-cxx, --with-stage1-ldflags,
14997 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14998 * configure: Rebuild.
15000 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15002 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15003 from previous commit.
15005 2009-06-23 Ian Lance Taylor <iant@google.com>
15007 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15009 2009-06-23 Ian Lance Taylor <iant@google.com>
15011 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15012 with ATTRIBUTE_UNUSED.
15014 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15015 Pat Haugen <pthaugen@us.ibm.com>
15016 Revital Eres <eres@il.ibm.com>
15018 * config.in (HAVE_AS_POPCNTD): Add default definition.
15019 (HAVE_AS_LWSYNC): Ditto.
15021 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15023 (gcc_cv_as_powerpc_cmpb): Ditto.
15024 (gcc_cv_as_powerpc_dfp): Ditto.
15025 (gcc_cv_as_powerpc_vsx): Ditto.
15026 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15027 supporting the popcntd/lwsync instructions.
15028 (gcc_cv_as_powerpc_lwsync): Ditto.
15029 * configure: Regenerate.
15031 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15032 -mcpu=native and -mcpu=power7.
15033 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15035 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15036 a variable instead of a mask to reduce the number of mask bits.
15037 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15038 (-mbit-word): Ditto.
15039 (-mregnames): Ditto.
15040 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15041 (-mfused-madd): Ditto.
15043 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15045 (-mvsx): New switch for VSX instructions.
15046 (-misel): Move from a variable to a mask to allow it to be set by
15049 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15050 function declaration to an array declaration.
15051 (rs6000_hard_regno_nregs): New external array declaration.
15053 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15054 files included by rs6000.md.
15056 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15057 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15059 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15061 (rs6000_debug_reg): New -mdebug= variables.
15062 (rs6000_debug_addr): Ditto.
15063 (rs6000_debug_cost): Ditto.
15064 (rs6000_pmode): New variable to hold Pmode.
15065 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15066 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15067 calculated at compiler start.
15068 (rs6000_hard_regno_nregs): Change function to an array which holds
15069 HARD_REGNO_NREGS calculated at compiler start.
15070 (rs6000_explicit_options): Delete isel field.
15071 (rs6000_vector_unit): New array to hold which vector unit
15072 supports arithmetic options for a given type.
15073 (rs6000_vector_mem): New array to hold which vector unit supports
15074 memory reference operations for a given type.
15075 (rs6000_vector_align): New array to given the alignment of each
15077 (power7_cost): New basic costs for power7.
15078 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15079 (rs6000_hard_regno_nregs_internal): New function, moved from
15080 HARD_REGNO_NREGS, to calculate the number of registers each hard
15081 register takes for each type.
15082 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15083 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15084 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15085 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15086 unit information here so it is calculated once at compiler startup
15088 (rs6000_override_options): Make -misel a target mask. Add more
15089 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15090 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15092 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15093 (rs6000_handle_option): Move -misel from variable to target mask.
15094 (rs6000_builtin_mask_for_load): Add VSX support.
15095 (rs6000_conditional_register_usage): Ditto.
15096 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15097 (function_arg_boundary): Ditto.
15098 (rs6000_expand_builtin): Ditto.
15099 (def_builtin): Make abort message a little friendlier.
15100 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15102 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15103 assembler support the popcntd instruction instead of a vsx
15104 instruction to enable power7 support.
15105 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15106 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15107 option to the assembler if -mcpu=native.
15108 (ASM_CPU_NATIVE_SPEC): Ditto.
15109 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15111 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15112 the lwsync instruction.
15113 (enum processor_type): Add PROCESSOR_POWER7.
15114 (rs6000_debug_reg): New -mdebug= options.
15115 (rs6000_debug_addr): Ditto.
15116 (rs6000_debug_cost): Ditto.
15117 (rs6000_isel): Delete.
15118 (enum rs6000_vector): New enum to say what vector unit we have.
15119 (VECTOR_UNIT_*): New macros to say which vector unit has
15120 arithmetic operations for a given type.
15121 (VECTOR_MEM_*): New macros to say which vector unit has memory
15122 operations for a given type.
15123 (TARGET_LDBRX): Whether the machine supports the ldbrx
15125 (TARGET_ISEL): Delete, -misel moved to be a mask.
15126 (TARGET_ISEL64): New macro for 64-bit isel support.
15127 (UNITS_PER_VSX_WORD): New macro.
15128 (POINTER_SIZE): Move to be an external variable, rather than
15129 calculating whether we are generating 32 ot 64-bit code.
15131 (STACK_BOUNDARY): Add VSX support.
15132 (LOCAL_ALIGNMENT): Ditto.
15133 (SLOW_UNALIGNED_ACCESS): Ditto.
15134 (VSX_REGNO_P): New macro for VSX support.
15135 (VFLOAT_REGNO_P): Ditto.
15136 (VINT_REGNO_P): Ditto.
15137 (VLOGICAL_REGNO_P): Ditto.
15138 (VSX_VECTOR_MODE): Ditto.
15139 (VSX_SCALAR_MODE): Ditto.
15141 (VSX_MOVE_MODE): Ditto.
15142 (VSX_REG_CLASS_P): Ditto.
15143 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15145 (UNITS_PER_SIMD_WORD): Add VSX support.
15146 (MODES_TIEABLE_P): Ditto.
15147 (STARTING_FRAME_OFFSET): Ditto.
15148 (STACK_DYNAMIC_OFFSET): Ditto.
15149 (EPILOGUE_USES): Ditto.
15150 (REGNO_REG_CLASS): Move to array lookup.
15151 (CLASS_MAX_NREGS): Ditto.
15152 (rs6000_vector_reg_class): Add declaration.
15153 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15154 overlap with the floating point and Altivec registers.
15156 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15158 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15159 give the appropriate asm switches if -mcpu=native.
15160 (host_detect_local_cpu): Add support for "asm".
15161 (host_detect_local_cpu): Follow GNU code guidelines for name.
15163 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15164 -mbit-word to a variable instead of being a target mask.
15166 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15167 emit the lwsync instruction instead of emitting the instruction as
15168 an integer constant.
15170 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15171 fixuns_trundfsi2, move expander into rs6000.md.
15173 * config/rs6000/rs6000.md (cpu): Add power7.
15174 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15175 (logical predicate patterns): Change the single instruction
15176 primitives that set CR0 to be fast_compare instead of compare.
15178 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15179 (popcntddi2): Ditto.
15180 (popcount<mode>): Ditto.
15181 (floating multiply/add insns): Name the floating point
15182 multiply/add insns.
15183 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15184 (isel_unsigned_<mode>): Ditto.
15185 (fixuns_trundfsi2): Move expander here from spe.md.
15186 (smindi3): Define if we have -misel on 64-bit systems.
15191 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15193 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15195 * config/avr/avr.c (avr_current_device): New variable.
15196 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15197 (avr_arch, mcu_type_s): Move to avr.h.
15198 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15199 default_data_section_start fields.
15200 (avr_arch): Moved from avr.c.
15201 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15202 library_name fields.
15203 (avr_current_device, avr_mcu_types, avr_arch_types,
15204 avr_device_to_arch, avr_device_to_data_start,
15205 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15206 (EXTRA_SPEC_FUNCTIONS): Define.
15207 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15208 options mapping. Use device_to_arch and device_to_data_start insted.
15209 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15210 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15211 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15212 * config/avr/driver-avr.c: New file.
15213 * config/avr/avr-devices.c: New file.
15215 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15217 * var-tracking.c (unshare_variable): Force initialized to
15218 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15219 (set_variable_part): Likewise.
15220 (struct variable_union_info): Remove pos_src field.
15221 (vui_vec, vui_allocated): New variables.
15222 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15223 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15224 == 1 use a simpler sorting algorithm. Compute pos field right
15225 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15226 Avoid quadratic comparison if !flag_var_tracking_uninit.
15227 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15228 unshare_variable unconditionally.
15229 (dataflow_set_different_2): Removed.
15230 (dataflow_set_different): Don't traverse second hash table.
15231 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15232 unconditionally to var_reg_set or var_mem_set.
15233 (emit_notes_in_bb): Likewise.
15234 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15236 (emit_note_insn_var_location): Don't set initialized to
15237 VAR_INIT_STATUS_INITIALIZED early.
15238 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15240 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15242 * tree-object-size.c (addr_object_size): Instead of checking
15243 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15244 are no FIELD_DECLs following it.
15246 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15248 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15249 order to match bswaps with signed source operands.
15251 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15253 * sdbout.c (sdbout_one_type): Fix braces in switch.
15255 2009-06-23 Richard Guenther <rguenther@suse.de>
15257 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15259 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15260 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15261 var_callused, callused_tree, var_storedanything, storedanything_tree,
15262 var_integer, integer_tree): Remove global variables.
15263 (new_var_info): Do not pass new id, append the new var to the
15264 global variable vector.
15265 (do_ds_constraint): Use is_global_var member of the variable-info.
15266 (new_scalar_tmp_constraint_exp): Adjust.
15267 (create_function_info_for): Likewise.
15268 (create_variable_info_for): Likewise.
15269 (find_what_var_points_to): Remove dead code.
15270 (init_base_vars): Simplify.
15271 (compute_points_to_sets): Adjust.
15273 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15275 * combine.c (try_combine): Dump information about the insns we're
15278 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15280 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15281 check when calling force_to_mode on TRUNCATE's operand.
15283 2009-06-22 Ian Lance Taylor <iant@google.com>
15285 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15287 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15289 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15291 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15293 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15294 override library linkage flags such as -static-libgcc or
15297 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15299 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15301 2009-06-22 Ian Lance Taylor <iant@google.com>
15303 * config/linux.opt: Put mglibc ahead of muclibc.
15305 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15306 for duplicate decls.
15308 2009-06-22 Matthias Klose <doko@ubuntu.com>
15310 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15312 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15315 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15316 instead of NULL if a parser error occurs.
15318 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15320 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15321 non-DWARF2_DEBUGGING_INFO version.
15323 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15325 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15326 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15328 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15329 (LIBGCC2_TF_CEXT): Define.
15332 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15335 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15337 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15339 * config/arm/arm.c (arm_override_options): Disable
15340 -mcaller-super-interworking and -mcallee-super-interworking.
15341 * doc/invoke.texi (ARM Options): Document this.
15343 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15345 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15346 * config/arm/constraints.md (j): New constraint for movw operands.
15347 (N): Remove thumb2 meaning.
15348 * config/arm/arm.md (*arm_movw): Delete.
15349 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15350 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15351 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15353 2009-06-22 Martin Jambor <mjambor@suse.cz>
15355 PR tree-optimization/40492
15356 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15357 build_ref_for_offset.
15359 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15361 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15362 JUMP_TABLE_DATA_P predicates where applicable.
15363 * auto-inc-dec.c: Ditto.
15364 * builtins.c: Ditto.
15365 * caller-save.c: Ditto.
15367 * cfgcleanup.c: Ditto.
15368 * cfglayout.c: Ditto.
15370 * combine.c: Ditto.
15371 * combine-stack-adj.c: Ditto.
15375 * df-scan.c: Ditto.
15377 * dwarf2asm.c: Ditto.
15378 * dwarf2out.c: Ditto.
15379 * emit-rtl.c: Ditto.
15385 * function.c: Ditto.
15388 * genpreds.c: Ditto.
15389 * genrecog.c: Ditto.
15391 * ira-costs.c: Ditto.
15392 * ira-lives.c: Ditto.
15394 * loop-iv.c: Ditto.
15395 * lower-subreg.c: Ditto.
15396 * modulo-sched.c: Ditto.
15398 * postreload.c: Ditto.
15399 * print-rtl.c: Ditto.
15401 * reginfo.c: Ditto.
15402 * regmove.c: Ditto.
15403 * reload1.c: Ditto.
15406 * rtlanal.c: Ditto.
15408 * sched-vis.c: Ditto.
15410 * sel-sched-ir.c: Ditto.
15411 * simplify-rtx.c: Ditto.
15412 * targhooks.c: Ditto.
15413 * var-tracking.c: Ditto.
15414 * vmsdbgout.c: Ditto.
15416 2009-06-22 Matthias Klose <doko@ubuntu.com>
15418 * Makefile.in (install-plugin): Always use DESTDIR.
15420 2009-06-22 Olivier Hainque <hainque@adacore.com>
15422 * config/pa/pa.c (output_call): Don't optimize post call jumps
15423 into return address adjustments if the call may throw.
15425 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15427 * arm.c (thumb1_output_casesi): New function.
15428 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15429 optimizing for size or PIC.
15430 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15431 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15432 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15433 (thumb1_casesi_internal_pic): New expand rule.
15434 (thumb1_casesi_dispatch): New pattern.
15435 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15437 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15438 in the text seciton when PIC or optimizing for size.
15439 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15440 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15441 preservation properties of code.
15442 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15443 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15444 (__gnu_thumb1_case_si): New function.
15445 * t-arm (LIB1ASMSRC): Define here.
15446 (LIB1ASMFUNCS): Add some common functions.
15447 * t-arm-elf (LIB1ASMSRC): Delete.
15448 (LIB1ASMFUNCS): Append to existing set.
15449 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15450 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15451 * t-symbian (LIB1ASMFUNCS): Likewise.
15452 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15453 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15455 2009-06-21 Richard Guenther <rguenther@suse.de>
15457 PR tree-optimization/38729
15458 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15459 to loops with a single exit if -fno-expensive-optimizations.
15461 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15463 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15464 (dataflow_set): Change vars type from htab_t to shared_hash.
15465 (shared_hash_pool, empty_shared_hash): New variables.
15466 (vars_clear): Removed.
15467 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15468 shared_hash_find_slot_unshare, shared_hash_find_slot,
15469 shared_hash_find_slot_noinsert, shared_hash_find): New
15471 (shared_hash_unshare, shared_hash_destroy): New functions.
15472 (unshare_variable): Unshare set->vars if shared, use
15474 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15475 (get_init_value, find_src_set_src, dump_dataflow_set,
15476 clobber_variable_part, emit_notes_for_differences): Use
15478 (dataflow_set_init): Remove second argument, set vars to
15479 empty_shared_hash instead of creating a new htab.
15480 (dataflow_set_clear): Call shared_hash_destroy and set vars
15481 to empty_shared_hash instead of calling vars_clear.
15482 (dataflow_set_copy): Don't call vars_copy, instead just share
15483 the src htab with dst.
15484 (variable_union): Use shared_hash_*, use initially NO_INSERT
15485 lookup if set->vars is shared. Don't keep slot cleared before
15486 calling unshare_variable. Unshare set->vars if needed.
15487 Even ->refcount == 1 vars must be unshared if set->vars is shared
15488 and var needs to be modified.
15489 (variable_canonicalize): New function.
15490 (dataflow_set_union): If dst->vars is empty, just share src->vars
15491 with dst->vars and traverse with variable_canonicalize to canonicalize
15492 and unshare what is needed.
15493 (dataflow_set_different): If old_set and new_set use the same shared
15494 htab, they aren't different. If number of htab elements is different,
15495 htabs are different. Use shared_hash_*.
15496 (dataflow_set_destroy): Call shared_hash_destroy instead of
15498 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15499 second argument to dataflow_set_init.
15500 (vt_initialize): Likewise. Initialize shared_hash_pool and
15501 empty_shared_hash, move bb in/out initialization afterwards.
15502 Use variable_htab_free instead of NULL as changed_variables del hook.
15503 (variable_was_changed): Change type of second argument to pointer to
15504 dataflow_set. When inserting var into changed_variables, bump
15505 refcount. Unshare set->vars if set is shared htab and slot needs to
15507 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15508 lookup if set->vars is shared. Unshare set->vars if needed.
15509 Even ->refcount == 1 vars must be unshared if set->vars is shared
15510 and var needs to be modified. Adjust variable_was_changed caller.
15511 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15512 vars must be unshared if set->vars is shared and var needs to be
15513 modified. Adjust variable_was_changed caller.
15514 (emit_note_insn_var_location): Don't pool_free var.
15515 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15517 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15518 free_alloc_pool on shared_hash_pool.
15520 2009-06-20 Anthony Green <green@moxielogic.com>
15522 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15523 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15525 2009-06-20 Richard Guenther <rguenther@suse.de>
15527 * tree-ssa-structalias.c (find_func_aliases): For memset use
15528 a constraint from NULL if we memset to zero.
15529 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15530 we explicitly handle that do not read from memory.
15531 (call_may_clobber_ref_p_1): Properly handle builtins that may
15534 2009-06-20 Richard Guenther <rguenther@suse.de>
15536 PR tree-optimization/40495
15537 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15538 (new_scalar_tmp_constraint_exp): New function.
15539 (process_constraint): Do not create temporary decls.
15540 (process_all_all_constraints): Likewise.
15541 (handle_const_call): Likewise.
15542 (create_function_info_for): Do not set decl.
15544 2009-06-19 Ian Lance Taylor <iant@google.com>
15546 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15547 (rs6000_attribute_table): Make static; move before use.
15549 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15551 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15552 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15553 Propagate the TREE_READONLY flag without overwriting it.
15554 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15555 Propagate the TREE_READONLY flag onto the result.
15556 (process_call_operands): Move around. Use correct constant value.
15558 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15561 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15562 * config/arm/arm.md: Likewise.
15564 2009-06-19 Ian Lance Taylor <iant@google.com>
15566 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15567 to GIMPLE_ERROR_MARK.
15569 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15570 op2_original_type parameters. Warn about using different enum types.
15571 * c-parser.c (c_parser_conditional_expression): Pass original
15572 types to build_conditional_expr.
15573 * c-tree.h (build_conditional_expr): Update declaration.
15575 2009-06-19 Ian Lance Taylor <iant@google.com>
15577 * config/i386/i386.c (ix86_function_specific_save): Test that
15578 fields match values, rather than testing the values are in a
15581 2009-06-19 Richard Guenther <rguenther@suse.de>
15583 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15584 ADDR_EXPR pointers.
15585 (ptr_derefs_may_alias_p): Likewise.
15586 (ptr_deref_may_alias_ref_p_1): New function.
15587 (ptr_deref_may_alias_ref_p): Likewise.
15588 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15589 covered by looking at the ESCAPED solution.
15590 (call_may_clobber_ref_p_1): Likewise.
15591 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15592 Handle NULL_TREE offset. Do not produce redundant constraints.
15593 (process_all_all_constraints): New helper function.
15594 (do_structure_copy): Use it.
15595 (handle_lhs_call): Likewise.
15596 (find_func_aliases): Handle some builtins with pointer arguments
15597 and/or return values explicitly.
15599 2009-06-19 Ian Lance Taylor <iant@google.com>
15601 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15603 2009-06-19 Ian Lance Taylor <iant@google.com>
15605 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15607 2009-06-19 Ian Lance Taylor <iant@google.com>
15609 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15610 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15613 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15614 uninitialized const.
15616 2009-06-19 Ian Lance Taylor <iant@google.com>
15618 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15621 * c-decl.c (in_struct, struct_types): Remove.
15622 (struct c_binding): Add in_struct field.
15623 (c_binding_ptr): Define type, along with VEC.
15624 (struct c_struct_parse_info): Define.
15625 (struct_parse_info): New static variable.
15626 (bind): Initialize in_struct field.
15627 (start_struct): Remove enclosing_in_struct and
15628 enclosing_struct_types parameters. Add
15629 enclosing_struct_parse_info parameter. Change all callers. Set
15630 struct_parse_info rather than in_struct and struct_types.
15631 (grokfield): If -Wc++-compat and there is a symbol binding for the
15632 field name, set the in_struct flag and push it on the
15633 struct_parse_info->fields vector.
15634 (warn_cxx_compat_finish_struct): New static function.
15635 (finish_struct): Remove enclosing_in_struct and
15636 enclosing_struct_types parameters. Add
15637 enclosing_struct_parse_info parameter. Change all callers. Don't
15638 set C_TYPE_DEFINED_IN_STRUCT here. Call
15639 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15640 parameter. Only push on struct_types if warn_cxx_compat.
15641 (finish_enum): Only push on struct_types if warn_cxx_compat.
15642 (declspecs_add_type): Add loc parameter. Change all callers.
15643 Change all error calls to error_at. Pass loc, not input_location,
15644 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15645 defined in a struct. If -Wc++-compat and parsing a struct, record
15646 that a typedef name was used.
15647 * c-parser.c (c_parser_declspecs): Get location to pass to
15648 declspecs_add_type.
15649 (c_parser_struct_or_union_specifier): Update calls to start_struct
15651 * c-tree.h (struct c_struct_parse_info): Declare.
15652 (finish_struct, start_struct): Update declarations.
15653 (declspecs_add_type): Update declaration.
15655 2009-06-19 Ian Lance Taylor <iant@google.com>
15657 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15658 variable with an anonymous type.
15660 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15662 * see.c: Remove for real.
15664 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15666 * optabs.h (enum optab_index): Add new OTI_significand.
15667 (significand_optab): Define corresponding macro.
15668 * optabs.c (init_optabs): Initialize significand_optab.
15669 * genopinit.c (optabs): Implement significand_optab using
15670 significand?f2 patterns.
15671 * builtins.c (expand_builtin_mathfn): Handle
15672 BUILT_IN_SIGNIFICAND{,F,L}.
15673 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15674 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15676 * config/i386/i386.md (significandxf2, significand<mode>2): New
15677 expanders to implement significandf, significand and significandl
15678 built-ins as inline x87 intrinsics.
15680 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15682 * config/avr/avr.c (avr_override_options): Remove setting value of
15683 PARAM_INLINE_CALL_COST.
15685 2009-06-18 Richard Henderson <rth@redhat.com>
15688 * tree-pass.h (TDF_ASMNAME): New.
15689 * tree-dump.c (dump_options): Add asmname.
15690 * doc/invoke.texi: Document it.
15692 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15693 (dump_decl_name): ...here.
15694 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15695 (dump_generic_node): Update dump_function_name calls.
15696 (print_call_name): New flags arg; update all dump calls.
15697 * diagnostic.h (print_call_name): Update.
15698 * gimple-pretty-print.c (dump_gimple_call): Update.
15700 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15703 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15705 2009-06-18 Diego Novillo <dnovillo@google.com>
15707 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15708 * plugin.c (str_license): Declare.
15709 (try_init_one_plugin): Assert that the symbol
15710 'plugin_is_GPL_compatible' exists.
15712 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15715 * Makefile.in (OBJS-common): Remove see.o.
15717 * common.opt (fsee): Mark as preserved for backward compatibility.
15718 * opts.c (common_handle_option): Add OPT_fsee to the backward
15719 compatibility section.
15720 * passes.c (init_optimization_passes, pass_see): Remove pass.
15721 * timevar.def (TV_SEE): Remove.
15722 * tree-pass.h (pass_see): Remove declaration.
15723 * doc/invoke.texi (-fsee): Remove documentation.
15725 2009-06-18 Martin Jambor <mjambor@suse.cz>
15727 * tree-sra.c: Include statistics.h
15728 (sra_stats): New variable.
15729 (sra_initialize): Clear sra_stats.
15730 (create_access_replacement): Increment sra_stats.replacements.
15731 (get_access_replacement): Do not return twice.
15732 (analyze_all_variable_accesses): Increment statistics counter by the
15733 number of scalarized aggregates.
15734 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15735 (sra_modify_expr): Increment sra_stats.exprs.
15736 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15737 (sra_modify_assign): Increment sra_stats.exprs,
15738 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15739 (perform_intra_sra): Update statistics counters.
15740 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15742 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15744 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15745 (arm_scalar_mode_supported_p): New function.
15747 2009-06-18 Paul Brook <paul@codesourcery.com>
15748 Sandra Loosemore <sandra@codesourcery.com>
15750 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15751 (__extendhfsf2, __truncsfhf2): Define.
15752 * config/arm/fp16.c: New file.
15753 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15754 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15756 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15758 * doc/extend.texi (Half-Precision): New section.
15759 * doc/invoke.texi (Option Summary): List -mfp16-format.
15760 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15761 * config/arm/arm.opt (mfp16-format=): New.
15762 * config/arm/arm.c: Include intl.h.
15763 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15764 (TARGET_INVALID_RETURN_TYPE): Redefine.
15765 (TARGET_PROMOTED_TYPE): Redefine.
15766 (TARGET_CONVERT_TO_TYPE): Redefine.
15767 (arm_fp16_format): Define.
15768 (all_fpus): Add entry for neon-fp16.
15769 (fp_model_for_fpu): Likewise.
15770 (struct fp16_format): Declare.
15771 (all_fp16_formats): Define.
15772 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15774 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15776 (arm_legitimate_index_p): Treat HFmode like HImode.
15777 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15778 (coproc_secondary_reload_class): Special-case HFmode.
15779 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15780 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15781 (arm_init_fp16_builtins): New.
15782 (arm_init_builtins): Call it.
15783 (arm_invalid_parameter_type): New.
15784 (arm_invalid_return_type): New.
15785 (arm_promoted_type): New.
15786 (arm_convert_to_type).
15787 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15789 (arm_emit_fp16_const): New function.
15790 (arm_mangle_type): Mangle __fp16 as "Dh".
15791 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15793 (TARGET_NEON_FP16): New.
15794 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15795 (enum fputype): Add FPUTYPE_NEON_FP16.
15796 (enum arm_fp16_format_type): Declare.
15797 (arm_fp16_format): Declare.
15798 (LARGEST_EXPONENT_IS_NORMAL): Define.
15799 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15800 * config/arm/arm-modes.def (HFmode): Define.
15801 * config/arm/vfp.md (*movhf_vfp): New.
15802 (extendhfsf2): New.
15804 * config/arm/arm.md (fpu): Add neon_fp16.
15805 (floatsihf2, floatdihf2): New.
15806 (fix_trunchfsi2, fix_trunchfdi2): New.
15808 (extendhfdf2): New.
15810 (*arm32_movhf): New.
15811 (*thumb1_movhf): New.
15812 (consttable_2): Add check for HFmode constants.
15813 (consttable_4): Handle HFmode constants.
15815 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15817 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15819 2009-06-17 Olivier Hainque <hainque@adacore.com>
15821 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15822 const char ** conversion in AIX specific section.
15824 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15826 * config/i386/i386.c (ix86_special_builtin_type): Remove
15827 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15828 (bdesc_special_args): Updated.
15829 (ix86_init_mmx_sse_builtins): Likewise.
15830 (ix86_expand_special_args_builtin): Likewise.
15832 2009-06-17 Richard Henderson <rth@redhat.com>
15834 * tree-pretty-print.c (maybe_dump_asm_name): New.
15835 (dump_decl_name): Use it.
15836 (PRINT_FUNCTION_NAME): Merge into...
15837 (dump_function_name): ... here. Use maybe_dump_asm_name.
15839 2009-06-17 Cary Coutant <ccoutant@google.com>
15841 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15843 * debug.c (struct gcc_debug_hooks): Change placeholder for
15845 (debug_nothing_int_charstar_int): Replaced by...
15846 (debug_nothing_int_charstar_int_bool): ...this.
15847 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15848 source_line prototype.
15849 (debug_nothing_int_charstar_int): Replaced by...
15850 (debug_nothing_int_charstar_int_bool): ...this.
15851 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15852 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15853 Output is_stmt operand when necessary.
15854 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15855 (notice_source_line): Add is_stmt parameter.
15856 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15857 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15859 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15860 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15862 2009-06-17 Ian Lance Taylor <iant@google.com>
15864 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15866 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15869 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15871 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15872 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15873 tree_strip_sign_nop_conversions and
15874 tree_ssa_strip_useless_type_conversions rather than stripping
15875 the operations here.
15876 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15878 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15879 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15880 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15881 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15884 2009-06-17 Michael Eager <eager@eagercon.com>
15886 * config/rs6000/constraints.md (register_constraint "d"): New.
15887 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15888 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15889 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15890 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15891 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15892 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15893 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15894 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15895 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15896 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15898 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15899 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15900 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15901 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15902 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15903 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15904 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15905 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15906 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15907 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15908 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15909 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15910 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15911 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15913 2009-06-16 Ian Lance Taylor <iant@google.com>
15915 * profile.c (total_num_never_executed): Don't define.
15916 (compute_branch_probabilities): Don't count or print
15917 num_never_executed.
15918 (init_branch_prob): Don't set total_num_never_executed.
15919 (end_branch_prob): Don't print total_num_never_executed.
15921 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15923 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15925 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15927 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15928 (nabstd2_fpr): Same.
15930 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15932 * expr.c (expand_assignment): Change complex type check.
15934 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15936 * doc/plugins.texi (Building GCC plugins): Added new section.
15938 2009-06-17 Ian Lance Taylor <iant@google.com>
15940 * c-pch.c (get_ident): Don't set size of templ array.
15941 (pch_init): Don't set size of partial_pch array.
15943 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15944 string constant to intialize an array whose size is the length of
15947 2009-06-17 Richard Guenther <rguenther@suse.de>
15949 PR tree-optimization/40389
15950 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15951 to addressable types.
15952 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15954 2009-06-17 Richard Guenther <rguenther@suse.de>
15956 PR middle-end/40460
15957 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15958 if there is no evolution of left in the loop bail out.
15959 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15960 chrec_fold_multiply.
15962 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15963 Janis Johnson <janis187@us.ibm.com>
15966 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15967 for the symbol ref of a constant that is the source of a move
15968 - nor for any other not-obvious-label-ref constants.
15970 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15972 * plugin.c (position_pass): Skip newly inserted pass during list
15973 traversal to avoid repeated insertion.
15975 2009-06-16 Ian Lance Taylor <iant@google.com>
15977 * vec.h (VEC_stack_alloc): Define different version if
15978 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15979 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15980 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15981 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15983 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15985 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15987 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15988 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15989 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15990 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15991 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15992 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15993 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15994 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15995 __builtin_ia32_rdtscp.
15996 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15997 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15998 and __builtin_ia32_rorhi.
15999 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16000 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16001 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16002 (ix86_expand_args_builtin): Likewise.
16003 (ix86_expand_special_args_builtin): Likewise.
16005 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16006 (UNSPECV_RDTSC): Likewise.
16007 (UNSPECV_RDPMC): Likewise.
16008 (*bsr): Renamed to ...
16010 (*bsr_rex64): Renamed to ...
16013 (*rdpmc): Likewise.
16014 (*rdpmc_rex64): Likewise.
16016 (*rdtsc): Likewise.
16017 (*rdtsc_rex64): Likewise.
16018 (rdtscp): Likewise.
16019 (*rdtscp): Likewise.
16020 (*rdtscp_rex64): Likewise.
16022 * config/i386/ia32intrin.h: New.
16024 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16026 2009-06-16 Ian Lance Taylor <iant@google.com>
16028 * ira-build.c (copy_info_to_removed_store_destinations):
16029 Initialize parent_a.
16031 2009-06-16 Ian Lance Taylor <iant@google.com>
16033 * c-decl.c (grokdeclarator): Change size_varies to bool.
16035 2009-06-16 Ian Lance Taylor <iant@google.com>
16037 * sel-sched.c: Make forward declarations of move_op_hooks and
16038 fur_hooks explicitly extern.
16040 2009-06-16 Ian Lance Taylor <iant@google.com>
16042 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16043 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16045 2009-06-16 Ian Lance Taylor <iant@google.com>
16047 * resource.c (mark_referenced_resources): Change
16048 include_delayed_effects parameter to bool. Change all callers.
16049 (mark_end_of_function_resources): Likewise.
16050 * reorg.c (insn_references_resource_p): Likewise.
16051 (insn_sets_resource_p): Likewise.
16052 * resource.h (mark_referenced_resources): Update declaration.
16053 (mark_end_of_function_resources): Update declaration.
16055 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16057 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16059 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16061 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16062 GCC can bootstrap on AIX with GNU Binutils 2.20.
16064 2009-06-16 Ian Lance Taylor <iant@google.com>
16066 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16068 2009-06-16 Ian Lance Taylor <iant@google.com>
16070 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16071 inline, not extern inline.
16072 (exact_log2): Likewise.
16073 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16075 (exact_log2): Likewise, but don't test CTZ_HWI.
16077 2009-06-16 Ian Lance Taylor <iant@google.com>
16079 * bitmap.c (bitmap_clear): Don't declare as inline.
16080 * gimple.c (gimplify_assign): Likewise.
16081 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16082 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16083 (sched_scan_info): Remove duplicate definition.
16085 2009-06-16 Ian Lance Taylor <iant@google.com>
16087 * c-common.c (skip_evaluation): Don't define.
16088 (c_inhibit_evaluation_warnings): Define global variable.
16089 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16090 than skip_evaluation.
16091 (convert_and_check, warn_for_div_by_zero): Likewise.
16092 * c-common.h (skip_evaluation): Don't declare.
16093 (c_inhibit_evaluation_warnings): Declare.
16094 * c-parser.c (c_parser_typeof_specifier): Set
16095 c_inhibit_evaluation_warnings rather than skip_evaluation.
16096 (c_parser_conditional_expression): Likewise.
16097 (c_parser_binary_expression): Likewise.
16098 (c_parser_sizeof_expression): Likewise.
16099 (c_parser_alignof_expression): Likewise.
16100 * c-typeck.c (build_indirect_ref): Check
16101 c_inhibit_evaluation_warnings rather than skip_evaluation.
16102 (build_conditional_expr, build_binary_op): Likewise.
16104 2009-06-16 Richard Guenther <rguenther@suse.de>
16106 * tree-ssa-alias.c (is_escape_site): Remove.
16107 * tree-ssa-alias.h (enum escape_type): Remove.
16108 (is_escape_site): Likewise.
16109 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16110 via casts and asms without deferring to is_escape_site.
16112 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16114 PR middle-end/40446
16115 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16116 use gen_lowpart if op0 has complex mode.
16118 2009-06-16 Richard Guenther <rguenther@suse.de>
16120 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16121 variables add them to ESCAPED.
16122 (find_func_aliases): Do not make all indirectly stored values escaped.
16124 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16126 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16127 make_decl_one_only.
16129 2009-06-16 Martin Jambor <mjambor@suse.cz>
16131 PR tree-optimization/40432
16132 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16133 check whether we need to force gimple register operand.
16135 2009-06-16 Martin Jambor <mjambor@suse.cz>
16137 PR tree-optimization/40413
16138 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16139 build_ref_for_offset.
16140 (propagate_subacesses_accross_link): Fix a typo in a comment.
16142 2009-06-16 Ira Rosen <irar@il.ibm.com>
16144 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16145 with additional parameter.
16146 * tree-vectorizer.h (enum vect_def_type): Add new value
16148 (enum vect_relevant): Add comments.
16149 (vect_is_simple_reduction): Add new argument.
16150 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16151 Detect nested cycles.
16152 (vect_is_simple_reduction): Update documentation, add an argument to
16153 distinguish inner-loop reduction from nested cycle, detect nested
16154 cycles, fix printings and indentation, don't swap operands in case
16156 (get_initial_def_for_reduction): Handle subtraction.
16157 (vect_create_epilog_for_reduction): Add new argument to specify
16158 reduction variable.
16159 (vect_finalize_reduction): Handle subtraction, fix comments.
16160 (vectorizable_reduction): Handle nested cycles. In case of nested
16161 cycle keep track of the reduction variable position. Call
16162 vect_is_simple_reduction with additional parameter. Use original
16163 statement code in reduction epilogue for nested cycle. Call
16164 vect_create_epilog_for_reduction with additional parameter.
16165 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16166 inner-loop vectorization.
16167 (vect_recog_widen_sum_pattern): Likewise.
16168 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16170 (vect_mark_stmts_to_be_vectorized): Likewise.
16171 (vect_get_vec_def_for_operand): Handle nested cycles.
16173 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16175 * doc/invoke.texi (Debugging Options): Fix option index entries
16176 for -fdump-statistics, -frandom-seed add entries for
16177 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16178 (FRV Options): Fix entries for -mTLS, -mtls.
16179 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16180 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16181 (M68hc1x Options): Fix @itemx for -mnominmax.
16182 (MCore Options): Fix entry for -mno-lsim.
16183 (MMIX Options): Fix entry for -mabi=mmixware.
16184 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16186 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16188 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16189 Mention the plugin mode of gengtype.
16190 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16191 * gengtype.c: Updated copyright.
16192 (plugin_files, nb_plugin_files) Added new static variables.
16193 (measure_input_list) Care about plugin_files.
16194 (write_rtx_next): Added early return in plugin mode.
16195 (create_file): Updated copyright year in generated file. Added
16197 (oprintf): Added early return if NULL outf.
16198 (get_output_file_with_visibility): Care of plugin_files.
16199 (get_output_file_name): May return null.
16200 (write_local): Added early return.
16201 (put_mangled_filename): Ditto.
16202 (finish_root_table): Added check for base_files.
16203 (write_roots): Care about null when plugins.
16204 (main): Added plugin mode.
16206 2009-06-15 Ian Lance Taylor <iant@google.com>
16208 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16209 * gcov.c (read_count_file): Add braces around variables declared
16212 * c.opt (Wjump-misses-init): New warning.
16213 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16214 -Wall and -Wc++-compat if not already set.
16215 (c_common_post_options): Clear warn_jump_misses_init if it was not
16217 * c-decl.c (struct c_binding): Change type field to a union with
16218 new label field. Make it the first field in the struct. Update
16219 references to type to use u.type instead.
16220 (struct c_spot_bindings): Define.
16221 (struct c_goto_bindings): Define.
16222 (c_goto_bindings_p): Define, along with VECs.
16223 (struct c_label_vars): Define.
16224 (struct c_scope): Add has_label_bindings field.
16225 (bind_label, set_spot_bindings): New static functions.
16226 (decl_jump_unsafe, update_spot_bindings): New static functions.
16227 (update_label_decls): New static function.
16228 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16229 Update binding u.label field to shadowed field.
16230 (c_binding_start_stmt_expr): New function.
16231 (c_binding_end_stmt_expr): New function.
16232 (pushdecl): Don't call c_begin_vm_scope.
16233 (make_label): Add defining and p_label_vars parameters. Change
16235 (lookup_label): Correct test for whether a label has not yet been
16236 defined. Call bind_label rather than bind.
16237 (warn_about_goto): New static function.
16238 (lookup_label_for_goto): New function.
16239 (declare_label): Call bind_label rather than bind.
16240 (check_earlier_gotos): New static function.
16241 (define_label): Don't give errors about jumping into statement
16242 expressions or scopes of variably modified types. Call
16243 set_spot_bindings and check_earlier_gotos. Call bind_label
16244 instead of bind. Don't set label_context_stack_se or
16245 label_context_stack_vm.
16246 (c_get_switch_bindings): New function.
16247 (c_release_switch_bindings): New function.
16248 (c_check_switch_jump_warnings): New function.
16249 (start_function): Don't set label_context_stack_se or
16250 label_context_stack_vm.
16251 (finish_function): Likewise.
16252 * c-typeck.c (label_context_stack_se): Don't define.
16253 (label_context_stack_vm): Don't define.
16254 (c_finish_goto_label): Call lookup_label_for_goto rather than
16255 lookup_label. Don't give errors about jumping into a statement
16256 expression or the scope of a variably modified type. Don't set
16257 label_context_stack_se or label_context_stack_vm.
16258 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16259 fields. Add bindings field.
16260 (c_start_case): Don't set deleted fields. Set bindings field.
16261 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16262 or blocked_vm. Call c_check_switch_jump_warnings.
16263 (c_finish_case): Don't test blocked_stmt_expr field. Call
16264 c_release_switch_bindings.
16265 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16266 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16267 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16268 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16269 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16270 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16271 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16272 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16273 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16274 (C_DECL_UNJUMPABLE_VM): Don't define.
16275 (C_DECL_UNDEFINABLE_VM): Don't define.
16276 (struct c_label_list): Don't define.
16277 (struct c_label_context_se): Don't define.
16278 (struct c_label_context_vm): Don't define.
16279 (struct c_spot_bindings): Declare.
16280 (c_bindings_start_stmt_expr): Declare.
16281 (c_bindings_end_stmt_expr): Declare.
16282 (lookup_label_for_goto): Declare.
16283 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16284 (c_check_switch_jump_warnings): Declare.
16285 (label_context_stack_se, label_context_stack_vm): Don't declare.
16286 (c_finish_goto_label): Update declaration.
16287 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16288 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16289 (Warning Options): Document -Wjump-misses-init.
16291 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16293 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16296 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16298 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16300 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16302 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16304 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16306 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16308 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16310 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16311 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16312 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16313 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16314 * dwarf2asm.c (dw2_force_const_mem): Update call to
16315 make_decl_one_only.
16316 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16317 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16318 * langhooks.c (lhd_comdat_group): Remove.
16319 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16320 * tree.h (DECL_COMDAT_GROUP): New.
16321 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16322 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16323 (make_decl_one_only): Change signature.
16324 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16325 make_decl_one_only.
16326 (make_decl_one_only): Change signature.
16327 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16329 2009-06-15 Richard Guenther <rguenther@suse.de>
16331 PR middle-end/40439
16332 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16334 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16336 * tree-ssa-math-opts.c: Remove extra divide.
16338 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16340 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16342 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16344 * passes.c: Add bswap pass.
16345 * tree-pass.h: Add pass_optimize_bswap declaration.
16346 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16347 Include rtl.h, expr.h and optabs.h for optab_handler check.
16348 (struct symbolic_number, pass_optimize_bswap): New definition.
16349 (do_shift_rotate, verify_symbolic_number_p): New functions.
16350 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16351 (gate_optimize_bswap): New function.
16352 * tree.c (widest_int_cst_value): New function.
16353 * tree.h (widest_int_cst_value): Prototype added.
16355 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16357 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16358 REG_EQUAL/REG_EQUIV notes.
16360 2009-06-14 Richard Guenther <rguenther@suse.de>
16362 PR middle-end/40389
16363 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16364 has its address taken if NRV was applied and it is addressable.
16365 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16366 function split out from ...
16367 (get_constraint_for_1): ... here.
16368 (handle_rhs_call): Use it to mark the return slot escaped if
16369 it is addressable and NRV was applied.
16371 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16373 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16374 Change first argument type to location_t.
16375 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16376 Do not set input_location.
16377 Use loc instead of input_location throughout.
16379 2009-06-13 Richard Guenther <rguenther@suse.de>
16381 PR tree-optimization/40421
16382 * tree-predcom.c (should_unroll_loop_p): Remove.
16383 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16385 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16387 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16388 Add location argument.
16390 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16392 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16394 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16395 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16396 * config/spu/spu-protos.h: Add location to
16397 spu_resolve_overloaded_builtin.
16398 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16399 spu_build_builtin_va_list.
16400 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16401 argument. Pass location to build_function_call_vec.
16402 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16404 (emit_fpu_switch): Same.
16405 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16406 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16407 to build_decl and create_artificial_label.
16408 (xtensa_gimplify_va_arg_expr): Same.
16409 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16410 (xstormy16_gimplify_va_arg_expr): Same.
16411 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16412 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16413 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16414 (mips16_build_function_stub): Same.
16415 (mips16_build_call_stub): Same.
16417 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16420 * arm/constraints.md (Pa, Pb): New constraints.
16421 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16422 split pattern to deal with them.
16424 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16426 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16427 fix index entry for -Xpreprocessor.
16429 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16431 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16432 Add location argument to build_decl call.
16433 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16434 (rs6000_init_builtins): Same.
16435 (spe_init_builtins): Same.
16436 (rs6000_gimplify_va_arg): Add location argument to
16437 create_artificial_label call.
16439 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16441 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16442 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16443 * Makefile.in: Fix GGC dependency for gcse.o.
16445 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16447 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16448 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16449 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16451 * c-parser.c (c_parser_binary_expression): Use current column while
16452 building binary operations.
16453 * common.opt (fshow-column): Enable by default.
16454 * tree-vrp.c (check_array_ref): Use warning_at.
16455 (check_array_bounds): Use location from call back if expr has no
16457 * tree.h: Add location argument to maybe_fold_*.
16458 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16459 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16460 (maybe_fold_offset_to_component_ref): Same.
16461 (maybe_fold_offset_to_reference): Same.
16462 (maybe_fold_offset_to_address): Same.
16463 (maybe_fold_stmt_indirect): Same.
16464 (maybe_fold_stmt_addition): Same.
16465 (fold_stmt_r): Pass location to maybe_fold_*.
16466 (fold_gimple_assign): Same.
16467 * c-tree.h: Add location argument to finish_decl,
16468 default_function_array_conversion, store_init_value.
16469 * c-decl.c (define_label): Use error_at.
16470 (c_make_fname_decl): Pass location to finish_decl.
16471 (finish_decl): New location argument.
16472 (build_compound_literal): Pass location to store_init_value.
16473 (grokdeclarator): Pass location to finish_decl.
16475 * c-typeck.c (array_to_pointer_conversion): New location argument.
16476 (function_to_pointer_conversion): Same.
16477 (default_function_array_conversion): Same.
16478 (parser_build_unary_op): Pass location to overflow_warning.
16479 (parser_build_binary_op): Same. Use warning_at.
16480 (build_unary_op): Pass location to array_to_pointer_conversion.
16481 (build_c_cast): Pass location to digest_init.
16482 (build_modify_expr): New location argument.
16483 (convert_for_assignment): Same.
16484 (store_init_value): Same.
16485 (digest_init): Same.
16486 (output_init_element): Pass location to digest_init and
16487 array_to_pointer_conversion.
16488 (c_finish_return): Pass location to convert_for_assignment.
16489 * gimplify.c (gimplify_conversion): Pass location to
16490 maybe_fold_offset_to_address.
16491 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16492 to maybe_fold_stmt_addition.
16493 * c-omp.c (c_finish_omp_atomic): Pass new location to
16495 (c_finish_omp_for): Same.
16496 * c-common.c (overflow_warning): New argument.
16497 * c-common.h: New argument to build_modify_expr, overflow_warning.
16498 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16500 (c_parser_initializer): Pass location to
16501 default_function_array_conversion.
16502 (c_parser_initelt): Same.
16503 (c_parser_initval): Same.
16504 (c_parser_asm_operands): Same.
16505 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16506 (c_parser_conditional_expression): Same.
16507 (c_parser_binary_expression): Add location info to stack. Use it.
16508 (c_parser_unary_expression): Pass location to
16509 default_function_array_conversion, parser_build_unary_op,
16510 build_indirect_ref, c_parser_postfix_expression_after_primary.
16511 (c_parser_postfix_expression_after_primary): New location argument.
16513 (c_parser_expression_conv): Pass location to
16514 default_function_array_conversion.
16515 (c_parser_expr_list): Same.
16516 (c_parser_omp_atomic): Same.
16517 (c_parser_omp_for_loop): Same.
16518 * c-tree.h (struct c_declarator): Add comment to id_loc.
16519 (build_array_declarator): New argument.
16520 * c-decl.c (build_array_declarator): Add location argument.
16521 (grokdeclarator): Set id_loc for cdk_array.
16522 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16523 build_array_declarator.
16524 * tree.c (build_omp_clause): Add location argument.
16525 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16526 (OMP_CLAUSE_LOCATION): New macro.
16527 (struct tree_omp_clause): Add location field.
16528 (build_omp_clause): Add argument.
16529 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16531 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16532 (cp_parser_omp_clause_collapse): Same.
16533 (cp_parser_omp_clause_default): Same.
16534 (cp_parser_omp_clause_if): Same.
16535 (cp_parser_omp_clause_nowait): Same.
16536 (cp_parser_omp_clause_num_threads): Same.
16537 (cp_parser_omp_clause_ordered): Same.
16538 (cp_parser_omp_clause_schedule): Same.
16539 (cp_parser_omp_clause_untied): Same.
16540 (cp_parser_omp_for_loop): Same.
16541 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16542 * c-tree.h (c_start_case): Add location argument.
16543 (c_process_expr_stmt): Same.
16544 (c_finish_goto_*): Same.
16545 * tree-parloops.c (initialize_reductions): Pass location to
16547 (create_parallel_loop): Same.
16548 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16549 (gfc_trans_omp_reduction_list): Same.
16550 (gfc_trans_omp_clauses): Same.
16551 (gfc_trans_omp_do): Same.
16552 * c-typeck.c (c_finish_goto_label): Same.
16553 (c_finish_goto_ptr): New location argument.
16554 (c_start_case): Same.
16555 (emit_side_effect_warnings): Same.
16556 (c_process_expr_stmt): Same.
16557 (c_finish_stmt_expr): Same.
16558 (c_finish_omp_clauses): Use error_at instead of error.
16559 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16561 * c-omp.c (c_split_parallel_clauses): New location argument.
16562 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16563 to build_omp_clause.
16564 (convert_local_reference_stmt): Same.
16565 (convert_gimple_call): Same.
16566 * c-common.h (c_split_parallel_clauses): New argument.
16567 * c-parser.c (c_parser_statement_after_labels): Pass location to
16568 c_finish_goto_label.
16569 (c_parser_switch_statement): Pass location to c_start_case.
16570 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16571 and c_process_expr_stmt.
16572 (c_parser_omp_variable_list): Add location argument.
16573 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16574 (c_parser_omp_clause_default): Same.
16575 (c_parser_omp_clause_if): Same.
16576 (c_parser_omp_clause_num_threads): Same.
16577 (-c_parser_omp_clause_ordered): Same.
16578 (c_parser_omp_clause_reduction): Pass location to
16579 c_parser_omp_variable_list.
16580 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16581 (c_parser_omp_clause_untied): Same.
16582 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16583 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16585 * c-tree.h (check_for_loop_decls, undeclared_variable,
16586 build_component_ref, build_array_ref, build_external_ref,
16587 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16588 build_conditional_expr, build_compound_expr, c_cast_expr,
16589 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16590 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16592 * c-semantics.c (build_stmt): Same.
16593 (build_case_label): Same.
16594 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16595 (undeclared_variable): New argument.
16596 (make_label): Same.
16597 (lookup_label): Pass location on down.
16598 (define_label): Same.
16599 (finish_decl): Same.
16600 (build_compound_literal): Same.
16601 (finish_struct): Same.
16602 (finish_function): Do not set location here.
16603 (check_for_loop_decls): New argument.
16604 * tree.c (save_expr): Set location.
16605 (build_empty_stmt): New argument.
16606 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16607 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16608 * builtins.c (gimplify_va_arg_expr): Use locations.
16609 (expand_builtin_sync_operation): Same.
16610 * c-typeck.c (build_component_ref): New argument.
16611 (build_array_ref): Same.
16612 (build_external_ref): Same.
16613 (c_expr_sizeof_expr): Same.
16614 (c_expr_sizeof_type): Same.
16615 (parser_build_unary_op): Same.
16616 (build_conditional_expr): Same.
16617 (build_compound_expr): Pass location on down.
16618 (build_compound_expr): New argument.
16619 (build_c_cast): Same.
16620 (c_cast_expr): Same.
16621 (build_asm_expr): Same.
16622 (c_finish_return): Same.
16623 (c_process_expr_stmt): Pass location on down.
16624 (c_finish_stmt_expr): New argument.
16625 (push_clenaup): Same.
16626 (c_finish_omp_parallel): Same.
16627 (c_finish_omp_task): Same.
16628 * gimplify.c (gimplify_call_expr): Pass location on down.
16629 * c-omp.c (c_finish_omp_master): New argument.
16630 (c_finish_omp_critical): Same.
16631 (c_finish_omp_ordered): Same.
16632 (c_finish_omp_barrier): Same.
16633 (-c_finish_omp_taskwait): Same.
16634 (c_finish_omp_atomic): Same.
16635 (c_finish_omp_flush): Same.
16636 * tree-inline.c (copy_tree_body_r): Pass location on down.
16637 (inline_forbidden_p): Remove use of input_location.
16638 * c-gimplify.c (c_build_bind_expr): New argument.
16639 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16640 (c_sizeof_or_alignof_type): New argument.
16641 (c_alignof_expr): Same.
16642 (build_va_arg): Same.
16643 (c_add_case_label): Same.
16644 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16645 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16646 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16647 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16648 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16649 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16651 * stub-objc.c (objc_build_selector_expr): Same.
16652 (objc_build_throw_stmt): Same.
16653 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16654 (c_parser_initelt): Same.
16655 (c_parser_compound_statement): Same.
16656 (c_parser_compound_statement_nostart): Same.
16657 (c_parser_label): Same.
16658 (c_parser_statement_after_labels): Same.
16659 (c_parser_if_body): Same.
16660 (c_parser_else_body): Same.
16661 (c_parser_if_statement): Same.
16662 (c_parser_switch_statement): Same.
16663 (c_parser_while_statement): Same.
16664 (c_parser_do_statement): Same.
16665 (c_parser_for_statement): Same.
16666 (c_parser_asm_statement): Same.
16667 (c_parser_conditional_expression): Same.
16668 (c_parser_binary_expression): Same.
16669 (c_parser_cast_expression): Same.
16670 (c_parser_unary_expression): Same.
16671 (c_parser_sizeof_expression): Same.
16672 (c_parser_alignof_expression): Same.
16673 (c_parser_postfix_expression): Same.
16674 (c_parser_expression): Same.
16675 (c_parser_objc_receiver): Same.
16676 (c_parser_omp_variable_list): Same.
16677 (c_parser_omp_structured_block): Same.
16678 (c_parser_omp_atomic): New argument.
16679 (c_parser_omp_barrier): Same.
16680 (c_parser_omp_critical): Same.
16681 (c_parser_omp_flush): Pass location on down.
16682 (c_parser_omp_for_loop): New argument.
16683 (c_parser_omp_for): Same.
16684 (c_parser_omp_master): Same.
16685 (c_parser_omp_ordered): Same.
16686 (c_parser_omp_sections_scope): Same.
16687 (c_parser_omp_sections): Same.
16688 (c_parser_omp_parallel): Same.
16689 (c_parser_omp_single): Same.
16690 (c_parser_omp_task): Same.
16691 (c_parser_omp_taskwait): Pass location on down.
16692 (c_parser_omp_construct): Same.
16693 (c_parser_omp_threadprivate): Same.
16694 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16695 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16696 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16697 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16698 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16699 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16700 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16701 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16702 config/i386/i386.c, stmt.c:
16703 Add location argument to the following function definitions and/or
16704 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16705 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16706 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16707 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16708 do_case, c_finish_bc_stmt, build_compound_literal,
16709 build_function_call.
16710 * c-decl.c (build_compound_literal): Add location argument.
16711 Make all diagnostic calls use location.
16712 (start_struct): Same.
16713 (finish_struct): Same.
16714 (start_enum): Same.
16715 (build_enumerator): Same.
16716 (start_function): Same.
16717 (grokdeclarator): Make all diagnostic calls use location.
16718 (store_parm_decls_oldstyle): Same.
16719 * c-typeck.c (build_function_call): Add location argument.
16720 Make all diagnostic calls use location.
16722 (c_finish_bc_stmt): Same.
16723 * tree-nested.c (get_trampoline_type): Add argument.
16724 Pass location to build_decl.
16725 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16726 * rtl.h (RTL_LOCATION): New.
16727 * c-common.c (c_add_case_label): Add location argument.
16728 Make all diagnostic calls use location.
16729 * c-common.h: Add location argument to make_fname_decl, do_case,
16730 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16731 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16732 Set it appropriately for every case. Pass enum_loc to start_enum
16733 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16735 (c_parser_struct_or_union_specifier): Save location. Use it for
16736 start_struct, finish_struct, and parser_xref_tag.
16738 2009-06-12 Ian Lance Taylor <iant@google.com>
16740 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16742 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16743 cpp_opts->warn_cxx_operator_names.
16745 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16748 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16749 is returns NULL and OP is a VCE, look through the VCE.
16751 2009-06-12 Ian Lance Taylor <iant@google.com>
16754 * collect2.c (main): Use CONST_CAST2 in code inside #if
16755 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16757 2009-06-12 Joey Ye <joey.ye@intel.com>
16759 PR middle-end/39146
16760 * cfgexpand.c (get_decl_align_unit): Update
16761 max_used_stack_slot_alignment with align instead of
16762 stack_alignment_needed.
16764 * function.c (assign_stack_local_1): Update
16765 max_used_stack_slot_alignment with alignment_in_bits instead
16766 of stack_alignment_needed.
16767 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16770 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16772 * dwarf2out.c (last_var_location_insn): New variable.
16773 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16774 (dwarf2out_var_location): Don't record anything after last real
16775 insn. Only change labels if there were any real instructions
16776 in between last note and this one, or if changed sections.
16778 2009-06-11 Richard Henderson <rth@redhat.com>
16780 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16781 note when storing the frame pointer in a register.
16782 (FRP): Don't redefine to nothing for epilogue.
16783 (alpha_expand_epilogue): Mark register and sp restores.
16784 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16786 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16787 when gen_lowpart is needed.
16789 2009-06-11 Richard Henderson <rth@redhat.com>
16791 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16793 * dwarf2out.c (need_data_align_sf_opcode): New.
16794 (div_data_align): Move earlier.
16795 (def_cfa_1, reg_save): Use it.
16797 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16799 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16800 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16801 (ix86_handle_option): Handle OPT_mcrc32.
16802 (ix86_target_string): Add -mcrc32.
16803 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16805 * config/i386/i386.h (TARGET_CRC32): New.
16807 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16808 (sse4_2_crc32di): Likewise.
16810 * config/i386/i386.opt (mcrc32): New.
16812 * doc/invoke.texi: Document -mcrc32.
16814 2009-06-11 Richard Henderson <rth@redhat.com>
16816 * common.opt (gdwarf-): Accept a version number.
16817 * doc/invoke.texi (gdwarf-): Update docs.
16818 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16819 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16820 version level, and record it.
16822 * dwarf2.h (DW_CIE_VERSION): Remove.
16823 * dwarf2out.c (DWARF_VERSION): Remove.
16824 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16825 (output_call_frame_info): Use CIE version 3 for dwarf3,
16826 or if the return register column is out of range for version 1.
16827 (dwarf_stack_op_name): Add all dwarf3 values.
16828 (DEBUG_PUBTYPES_SECTION): New.
16829 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16830 encoding change for dwarf3.
16831 (output_die) [dw_val_class_die_ref]: Likewise.
16832 (output_compilation_unit_header): Emit correct version for dwarf3.
16833 (output_line_info): Likewise.
16834 (output_pubnames): Update for DWARF_VERSION removal.
16835 (output_aranges): Likewise.
16836 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16837 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16838 (dwarf2out_finish): Likewise.
16840 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16842 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16845 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16848 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16849 * builtins.c (expand_builtin_unreachable): New function.
16850 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16851 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16852 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16854 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16855 searching for missing barriers.
16857 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16859 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16860 when -fprofile-generate* was passed.
16861 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16863 2009-06-11 Anthony Green <green@moxielogic.com>
16865 * config/moxie/moxie.md: Define length attribute for all instructions.
16867 (*b<cond:code>): Support limited branch ranges for new PC-relative
16868 branch instructions.
16869 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16871 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16873 * config/i386/i386.c (min_insn_size): Use get_attr_length
16874 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16875 For __asm return 0.
16877 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16878 instead of emit_insn_before.
16880 2009-06-10 Ian Lance Taylor <iant@google.com>
16883 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16886 2009-06-10 Revital Eres <eres@il.ibm.com>
16888 * passes.c (init_optimization_passes): Reschedule
16889 predictive-commoning pass before complete unroll pass.
16891 2009-06-10 Martin Jambor <mjambor@suse.cz>
16893 * cgraph.c (cgraph_node_can_be_local_p): New function.
16894 (cgraph_make_node_local): New function.
16895 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16896 (cgraph_make_node_local): Declare.
16898 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16900 * tree.h (tree_base): Add packed_flag and user_align fields.
16901 Decrease size of spare field.
16902 (TYPE_USER_ALIGN): Use user_align from tree_base.
16903 (DECL_USER_ALIGN): Likewise.
16904 (TYPE_PACKED): Use packed_flag from tree_base.
16905 (DECL_PACKED): Likewise.
16906 (tree_type): Delete packed_flag and user_align fields. Widen
16907 precision field. Widen mode field and shuffle fields to align
16908 mode on an 8-bit boundary.
16909 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16910 Renumber decl_flag_* fields. Fix comments. Widen
16911 decl_common_unused field.
16912 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16913 (DECL_EXTERNAL): Likewise.
16914 (DECL_BIT_FIELD): Likewise.
16915 (DECL_NONADDRESSABLE_P): Likewise.
16916 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16917 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16919 2009-06-10 Ian Lance Taylor <iant@google.com>
16921 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16922 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16923 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16924 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16925 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16926 DEF_VEC_ALLOC_FUNC_P.
16927 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16928 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16929 DEF_VEC_ALLOC_FUNC_O.
16930 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16931 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16932 DEF_VEC_ALLOC_FUNC_I.
16933 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16934 (vec_stack_p_reserve_exact_1): Declare.
16935 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16936 (vec_stack_free): Declare.
16937 (VEC_stack_alloc): Define.
16938 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16939 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16940 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16941 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16943 (stack_vecs): New static variable.
16944 (vec_stack_p_reserve_exact_1): New function.
16945 (vec_stack_o_reserve_1): New static function.
16946 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16947 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16948 (vec_stack_free): New function.
16949 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16950 (VEC_df_ref_stack_alloc): Define.
16951 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16952 DEF_VEC_ALLOC_P_STACK.
16953 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16954 (struct df_collection_rec): Change _vec fields to VEC. Remove
16956 (df_free_collection_rec): Adjust for new fields.
16957 (df_insn_rescan): Use new df_collection_rec fields.
16958 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16959 (df_ref_create_structure, df_ref_record): Likewise.
16960 (df_get_conditional_uses, df_get_call_refs): Likewise.
16961 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16962 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16963 (df_record_exit_block_uses, df_bb_verify): Likewise.
16964 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16965 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16966 Remove count parameter. Change return type to void. Change all
16968 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16969 Remove count parameter. Change return type to void. Change all
16971 (df_install_refs): Change old_vec parameter to VEC. Remove count
16972 parameter. Change all callers.
16973 (df_install_mws): Change old_vec parameter to VEC. Remove count
16974 parameter. Change all callers.
16975 (df_refs_verify): Change new_rec parameter to VEC. Change call
16977 (df_mws_verify): Likewise.
16979 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16981 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16983 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16985 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16987 2009-06-10 Anthony Green <green@moxielogic.com>
16989 * config/moxie/crti.asm: New file.
16990 * config/moxie/crtn.asm: New file.
16991 * config/moxie/moxie.c: New file.
16992 * config/moxie/moxie.h: New file.
16993 * config/moxie/sfp-machine.h: New file.
16994 * config/moxie/moxie-protos.h: New file.
16995 * config/moxie/t-moxie: Created.
16996 * config/moxie/t-moxie-softfp: Created.
16997 * config/moxie/moxie.md: Created.
16998 * config/moxie/constraints.md: Created.
16999 * config.gcc: Add moxie support.
17000 * doc/md.texi (Machine Constraints): Add moxie constraints.
17001 * doc/contrib.texi (Contributors): Mention moxie port.
17002 * doc/install.texi (Specific): Mention the moxie port.
17004 2009-06-09 Ian Lance Taylor <iant@google.com>
17006 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17007 compiling with C++.
17008 * optabs.c (optab_table): Only use designated initializers if
17009 HAVE_DESIGNATED_INITIALIZERS is defined.
17010 (convert_optab_table): Likewise.
17011 (init_optabs): Always call init_insn_codes if
17012 HAVE_DESIGNATED_INITIALIZERS is not defined.
17014 2009-06-09 Ian Lance Taylor <iant@google.com>
17016 * targhooks.c (default_builtin_vectorized_function): Change fn
17017 parameter to unsigned int.
17018 (default_builtin_vectorized_conversion): Change code parameter to
17020 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17021 * targhooks.h: Update declarations.
17022 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17023 parameter to unsigned int.
17025 * c-typeck.c (comptypes_check_enum_int): New static function.
17026 (comptypes_internal): Add enum_and_int_p parameter. Change all
17028 (comp_target_types): Add location parameter. Change all callers.
17029 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17030 Change all callers.
17031 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17032 (build_conditional_expr): Add colon_loc parameter. Change all
17034 (convert_for_assignment): Add location parameter. Change all callers.
17035 * c-parser.c (c_parser_conditional_expression): Pass location of
17036 colon to build_conditional_expr.
17037 * c-tree.h (build_conditional_expr): Update declaration.
17039 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17041 * graphite.c: Revert previous patch.
17043 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17046 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17048 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17050 * tree-ssa-loop-prefetch.c
17051 (loop_prefetch_arrays): Fixed a portability problem in printf format
17054 2009-06-09 Martin Jambor <mjambor@suse.cz>
17056 PR tree-optimization/40351
17057 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17058 refrence to a potential artifical subaccess can be constructed.
17060 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17062 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17063 (sh_override_options): Likewise.
17064 * config/sh/sh.c: Include params.h.
17065 (sh_optimization_options): New.
17066 (sh_override_options): Likewise.
17067 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17068 (OVERRIDE_OPTIONS): Use sh_override_options.
17070 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17072 * dwarf2out.c (emit_cfa_remember): New variable.
17073 (add_fde_cfi): If emit_cfa_remember, recurse to add
17074 DW_CFA_remember_state first.
17075 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17076 instead just set emit_cfa_remember.
17078 2009-06-08 Jan Hubicka <jh@suse.cz>
17081 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17083 2009-06-08 Jan Hubicka <jh@suse.cz>
17085 PR middle-end/39834
17086 * cgraphunit.c (save_inline_function_body): Do not copy transform
17087 hooks for saved inline bodies.
17088 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17089 for given function.
17091 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17093 * jump.c (returnjump_p): Handle delayed branches. Add missing
17096 2009-06-08 Jan Hubicka <jh@suse.cz>
17098 PR middle-end/40102
17099 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17100 original node might've been modified.
17101 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17103 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17105 * tree-object-size.c (addr_object_size): Add OSI argument.
17106 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17107 (compute_builtin_object_size, expr_object_size): Adjust callers.
17108 (plus_stmt_object_size): Call addr_object_size instead of
17109 compute_builtin_object_size.
17111 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17112 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17114 * tree-ssa-loop-prefetch.c
17115 (gather_memory_references): Introduced a counter for the number of
17117 (anything_to_prefetch_p): Introduced a counter for the number of
17119 (is_loop_prefetching_profitable): New function with a cost model
17121 (loop_prefetch_arrays): Use the new cost model to determine if
17122 prefetching is profitable.
17123 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17124 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17125 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17126 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17127 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17128 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17130 2009-06-08 Michael Matz <matz@suse.de>
17133 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17134 partitions use the same.
17135 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17136 for basevars of SSA_NAMEs.
17137 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17138 to not expand them twice.
17139 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17142 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17144 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17145 (fdump-final-insns=, gtoggle): New.
17146 * doc/invoke.texi: Document them.
17147 * final.c (rest_of_clean_state): Dump final insn stream.
17148 * gcc.c (invoke_as): Hook in -fcompare-debug.
17149 (static_spec_functions): Add compare-debug-dump-opt,
17150 compare-debug-self-opt and compare-debug-auxbase-opt.
17151 (compare_debug, compare_debug_second, compare_debug_opt): New.
17152 (switches_debug_check, n_switches_debug_check): New.
17153 (debug_auxbase_opt, debug_check_temp_file): New.
17154 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17156 (do_self_spec): Handle arguments after switches.
17157 (do_spec_1): Add .gk extension to temp file basenames for compare.
17158 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17159 (cc1_options): Use it instead of normal auxbase computation for
17160 the second compare-debug compilation.
17161 (compare_files): New.
17162 (main): Set up and implement compare debug mode.
17163 (compare_debug_dump_opt_spec_function): New.
17164 (compare_debug_self_opt_spec_function): New.
17165 (compare_debug_auxbase_opt_spec_function): New.
17166 * toplev.c (process_options): Handle flag_gtoggle,
17167 flag_dump_final_insns.
17168 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17169 during -fcompare-debug-second compilation.
17171 2009-06-07 Ian Lance Taylor <iant@google.com>
17173 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17174 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17176 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17177 with no default node. Change warning with %H to warning_at.
17178 Don't clear warn_switch around case checking.
17179 * doc/invoke.texi (Warning Options): Clarify distinction between
17180 -Wswitch and -Wswitch-enum.
17182 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17184 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17186 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17188 * gbl-ctors.h: Add header guard.
17190 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17192 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17193 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17194 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17195 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17196 prototypes for removed functions.
17197 (expressions_equal_p): Move to ...
17198 * tree-ssa-sccvn.h: ... here and ...
17199 * matrix-reorg.c: ... adjust includes.
17201 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17203 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17205 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17207 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17208 (finish_function): Remove erroneous whitespace.
17210 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17212 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17213 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17215 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17217 * errors.c (internal_error): Commentary typo fix.
17218 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17219 * tree-ssa-pre.c: Ditto.
17221 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17223 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17224 them is supposed to hold actual statements.
17226 2009-06-06 Ian Lance Taylor <iant@google.com>
17228 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17229 empty statements can now have attributes.
17231 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17233 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17234 * config/mips/mips.md: Ditto.
17236 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17238 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17240 (__eabi_uconvert): Likewise.
17242 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17244 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17245 CFI_* definitions with IN_GCC.
17247 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17249 * xcoffout.h (xcoffout_source_line): Update prototype.
17251 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17253 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17254 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17256 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17258 PR middle-end/40340
17259 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17260 inlined_function_outer_scope_p blocks for artificial inlines
17262 * tree.c (tree_nonartificial_location): Rewrite using
17263 block_nonartificial_location.
17265 2009-06-05 Revital Eres <eres@il.ibm.com>
17266 Leehod Baruch <leehod@il.ibm.com>
17268 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17269 (expand_expr_real_1): Remove comment.
17270 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17271 Vectorize misaligned access when the target supports it.
17272 (vect_supportable_dr_alignment): Check for unaligned access support.
17273 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17276 2009-06-05 Julian Brown <julian@codesourcery.com>
17278 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17279 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17281 2009-06-05 Richard Guenther <rguenther@suse.de>
17284 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17285 as possibly unused.
17287 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17289 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17290 (save_gprs): Don't tell unwinder when a global register is saved.
17291 (s390_emit_epilogue): Emit needed epilogue unwind info.
17293 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17295 * dwarf2out.c (deferred_asm_name): New.
17296 (add_name_and_src_coords_attributes): Defer creation of
17297 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17299 (move_linkage_attr): New.
17300 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17303 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17305 * tree-nested.c (finalize_nesting_tree_1): Declare the
17306 frame_decl in the binding tree.
17308 2009-06-04 Cary Coutant <ccoutant@google.com>
17310 * basic-block.h (struct basic_block_def): Add discriminator field.
17311 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17313 * debug.c (do_nothing_debug_hooks): Add additional entry.
17314 (debug_nothing_int_charstar_int): New function.
17315 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17316 (debug_nothing_int_charstar_int): New declaration.
17317 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17318 discriminator value in .loc directive.
17319 * final.c (last_discriminator): New variable.
17320 (discriminator): New variable.
17321 (final_start_function): Initialize above variables, pass current
17322 discriminator to debug hook.
17323 (notice_source_line): Check for discriminator change.
17324 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17325 * sdbout.c (sdbout_source_line): New parameter.
17326 * tree-cfg.c (struct locus_discrim_map): New structure type.
17327 (discriminator_per_locus): New hash table.
17328 (build_gimple_cfg): Allocate and free discriminator hash table.
17329 (make_edges): Call assign_discriminator.
17330 (locus_map_hash): New function.
17331 (locus_map_eq): New function.
17332 (next_discriminator_for_locus): New function.
17333 (same_line_p): New function.
17334 (assign_discriminator): New function.
17335 (make_cond_expr_edges): Call assign_discriminator.
17336 (make_gimple_switch_edges): Likewise.
17337 (first_non_label_stmt): New function.
17338 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17340 * xcoffout.c (xcoffout_source_line): Add new parameter.
17342 * configure.ac (gcc_cv_as_discriminator): New configury check for
17343 gas support for discriminator.
17344 * configure: Regenerate.
17345 * config.in: Regenerate.
17347 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17349 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17350 val after checking for integers.
17352 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17354 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17356 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17357 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17358 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17359 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17360 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17361 X64_SSE_REGPARM_MAX.
17362 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17363 X64_SSE_REGPARM_MAX.
17365 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17367 * gcc.c (report_times_to_file): New.
17368 (execute): Implement it.
17369 (process_command): Support -time=.
17370 * doc/invoke.texi: Document it.
17372 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17374 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17375 that have value exprs.
17377 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17379 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17380 declarations for constants until...
17381 (dw2_output_indirect_constant_1): ... this point.
17383 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17386 * arm.md (arm_addsi3): Don't try to split an add with an
17387 eliminable register until after reload has completed.
17389 2009-06-03 Ian Lance Taylor <iant@google.com>
17391 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17392 * genattrtab.c (write_length_unit_log): Likewise.
17393 * genchecksum.c (dosum): Likewise.
17394 * gengtype.c (write_rtx_next): Likewise.
17395 (finish_root_table, write_roots): Likewise.
17396 * gimple.c (gimple_ops_offset_): Likewise.
17397 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17398 * config/arc/arc.c (arc_attribute_table): Likewise.
17399 * config/arm/arm.c (arm_attribute_table): Likewise.
17400 * config/avr/avr.c (avr_attribute_table): Likewise.
17401 * config/crx/crx.c (crx_attribute_table): Likewise.
17402 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17403 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17404 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17405 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17406 * config/sh/sh.c (sh_attribute_table): Likewise.
17407 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17408 * config/spu/spu.c (spu_attribute_table): Likewise.
17409 * config/v850/v850.c (v850_attribute_table): Likewise.
17411 * config/alpha/alpha.c (vms_attribute_table): Make static.
17412 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17413 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17414 * config/mips/mips.c (mips_attribute_table): Likewise.
17416 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17418 (cc1-checksum.o): Likewise.
17420 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17422 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17424 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17426 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17427 insn if it is changing sp. Use gen_add3_insn instead of
17428 conditionally gen_addsi3 and gen_adddi3.
17429 (offset_below_red_zone_p): New static inline function.
17430 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17431 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17432 * config/rs6000/ppc-asm.h: Include auto-host.h.
17433 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17434 CFI_RESTORE): Define.
17435 * config/rs6000/crtresxgpr.asm: Add unwind info.
17436 * config/rs6000/crtresxfpr.asm: Likewise.
17437 * config/rs6000/crtresgpr.asm: Likewise.
17438 * config/rs6000/crtresfpr.asm: Likewise.
17439 * config/rs6000/crtsavgpr.asm: Likewise.
17440 * config/rs6000/crtsavfpr.asm: Likewise.
17442 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17443 argument of DWARF2_FRAME_REG_OUT macros.
17445 2009-06-03 Julian Brown <julian@codesourcery.com>
17447 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17448 words or less (including TImode) in core registers.
17450 2009-06-03 Richard Guenther <rguenther@suse.de>
17452 PR middle-end/40328
17453 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17455 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17457 * statistics.c (statistics_counter_event): Do not record event
17458 in pass dump if its number == -1.
17459 (curr_statistics_hash): Add assert that we never get passes
17460 with static number == -1.
17462 2009-06-03 Richard Guenther <rguenther@suse.de>
17463 Andrey Belevantsev <abel@ispras.ru>
17465 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17466 non-BLKmode arrays addressable.
17468 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17470 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17471 * config/m68k/m68k.h: ... here.
17473 2009-06-03 Martin Jambor <mjambor@suse.cz>
17475 PR tree-optimization/40323
17476 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17479 2009-06-03 Richard Guenther <rguenther@suse.de>
17481 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17484 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17486 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17487 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17488 JUMP_TABLE_DATA_P where applicable.
17489 * config/sh/sh.c: Ditto.
17490 * config/sh/sh.h: Ditto.
17491 * config/sh/sh.md: Ditto.
17492 * config/sh/symbian.c: Ditto.
17494 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17496 * config/i386/driver-i386.c (describe_cache): Optimize
17497 concatenation of strings. Use snprintf instead of sprintf.
17498 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17499 target when not compiling with GCC.
17501 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17503 * config/sh/sh.c: Revert last change.
17504 (sh_expand_epilogue): Emit a blockage insn before the frame
17505 pointer adjustment unconditionally.
17507 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17509 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17510 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17511 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17512 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17513 to COLLECT_GCC_OPTIONS.
17515 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17517 * collect2.c (target_system_root): New variable.
17518 (main): Handle --sysroot=.
17519 (ignore_library): Strip the sysroot from the library path.
17521 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17523 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17524 (collect2.o): Depend on collect2-aix.h.
17525 (collect2-aix.o): New rule.
17526 * collect2-aix.h: New file.
17527 * collect2-aix.c: Likewise.
17528 * collect2.c: Include collect2-aix.h. Don't undefine
17529 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17530 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17531 Use TARGET_AIX_VERSION instead of _AIX51.
17532 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17533 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17534 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17535 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17536 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17538 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17540 * collect2.c (ignore_library): Avoid premature post-increment
17541 and null deference.
17543 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17545 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17546 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17547 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17548 CROSS_DIRECTORY_STRUCTURE too.
17549 (LINK_LIBG_SPEC): Likewise.
17550 (LIB_SPEC): Add %R to sysroot paths.
17551 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17552 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17553 * config/rs6000/aix51.h: As for aix43.h.
17554 * config/rs6000/aix52.h: Likewise.
17555 * config/rs6000/aix53.h: Likewise.
17556 * config/rs6000/aix61.h: Likewise.
17557 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17558 to the beginning of sysroot paths.
17560 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17562 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17563 INSN_LISTs that are out of the REG_NOTE range.
17565 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17567 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17568 (struct var_to_expand): Likewise.
17569 (struct opt_info): Add head and tail for linked lists of the above.
17570 (analyze_insn_to_expand_var): Initialize next.
17571 (analyze_iv_to_split_insn): Likewise.
17572 (analyze_insns_in_loop): Create linked lists.
17573 (allocate_basic_variable): Simplify for use without hash table.
17574 (insert_var_expansion_initialization): Likewise, make it type-safer.
17575 (combine_var_copies_in_loop_exit): Likewise.
17576 (apply_opt_in_copies): Walk lists rather than hash tables.
17577 (release_var_copies): Simplified and inlined by hand into...
17578 (free_opt_info): ... this function.
17580 2009-06-02 Richard Guenther <rguenther@suse.de>
17582 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17585 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17587 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17588 only for builtins that are not overridden.
17590 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17592 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17595 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17597 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17599 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17601 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17603 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17605 * common.opt (fdump-unnumbered-links): New.
17606 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17607 * print-rtl.c (flag_dump_unnumbered_links): New.
17608 (print_rtx): Test it.
17610 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17612 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17613 push/pop multiple to 8-byte alignment.
17615 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17617 * config/i386/i386.c (queued_cfa_restores): New static variable.
17618 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17620 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17621 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17622 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17623 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17624 note unconditionally.
17625 (ix86_emit_restore_regs_using_mov): Likewise.
17626 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17627 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17628 it through to ix86_emit_restore_reg_using_pop.
17629 (ix86_emit_leave): Add RED_OFFSET argument. Call
17630 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17631 instead of adding REG_CFA_OFFSET note unconditionally.
17632 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17633 the above functions. Call ix86_add_queued_cfa_restore_notes when
17636 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17637 force output of the label even for dwarf2out_do_cfi_asm.
17638 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17639 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17640 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17642 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17643 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17644 dwarf2out_cfi_label callers.
17645 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17646 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17647 Adjust dwarf2out_cfi_label callers.
17648 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17650 * config/i386/i386.h (struct machine_cfa_state,
17651 struct machine_function): Guard with ifndef USED_FOR_TARGET
17652 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17655 * emutls.c (__emutls_get_address): Change arr->size to mean number
17656 of allocated arr->data entries instead of # of slots + 1.
17658 PR middle-end/40316
17659 * recog.c (peep2_reinit_state): New function.
17660 (peephole2_init_state): Use it at the end of a basic block and also
17661 when seeing a RTX_FRAME_RELATED_P insn.
17663 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17665 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17666 fixuns_truncrfdi2): New.
17667 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17668 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17669 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17670 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17671 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17672 *recip_approx): Remove.
17673 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17674 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17675 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17677 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17680 2009-06-01 Ian Lance Taylor <iant@google.com>
17682 * attribs.c (register_attribute): Use CONST_CAST.
17683 * collect2.c (main): Use CONST_CAST2.
17684 (scan_prog_file): Likewise.
17685 * gcc.c (process_command, main): Likewise.
17686 * toplev.c (toplev_main): Likewise.
17688 * c-typeck.c (handle_warn_cast_qual): New static function,
17689 partially broken out of build_c_cast.
17690 (build_c_cast): Call handle_warn_cast_qual.
17691 * doc/invoke.texi (Warning Options): Document new effect of
17694 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17696 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17697 (diagnostic_report_current_module): Print columns.
17698 * common.opt (flag_show_column): Enable by default.
17700 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17702 * alias.c (find_base_term): Check for NULL term before returning.
17704 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17706 Revert due to PR40320:
17707 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17708 * calls.c (emit_library_call_value_1): Don't force_operand for move
17711 2009-06-01 Olivier Hainque <hainque@adacore.com>
17712 Eric Botcazou <ebotcazou@adacore.com>
17714 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17715 to be processed as a bitfield for constructor output purposes.
17716 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17718 * varasm.c (oc_local_state): New type, output_constructor
17719 local state to support communication with helpers.
17720 (oc_outer_state): New type, output_constructor outer state of
17721 relevance in recursive calls.
17722 (output_constructor_array_range): New output_constructor helper,
17723 extracted code for an array range element.
17724 (output_constructor_regular_field): New output_constructor helper,
17725 extracted code for an element that is not a bitfield.
17726 (output_constructor_bitfield): New output_constructor helper,
17727 extracted code for a bitfield element. Accept an OUTER state
17728 argument for recursive processing. Recurse on record or array
17729 CONSTRUCTOR values, possibly past noop conversions.
17730 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17731 VALUE is a valid constant-valued expression for use in a static
17732 bit-field initializer.
17733 (output_constructor): Rework to use helpers. Accept and honor an
17734 OUTER state argument for recursive calls. Return total size. Be
17735 prepared for nested constructors initializing bitfields.
17736 (output_constant): Feed OUTER in calls to output_constructor.
17738 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17740 * calls.c (emit_library_call_value_1): Don't force_operand for move
17743 2009-06-01 Nick Clifton <nickc@redhat.com>
17745 * doc/invoke.texi (IA-64 Options): Fix typo.
17747 2009-06-01 Ira Rosen <irar@il.ibm.com>
17749 PR tree-optimization/39129
17750 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17752 (vect_do_peeling_for_loop_bound): Use
17753 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17754 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17755 (vect_loop_versioning): Likewise.
17756 (vect_create_cond_for_alias_checks): Fix indentation.
17757 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17759 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17760 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17761 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17762 "control flow in loop".
17763 (vect_estimate_min_profitable_iters): Use
17764 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17765 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17766 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17767 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17768 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17769 statement belongs to a group of strided accesses with the exact code
17771 (vectorizable_load): Likewise.
17772 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17773 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17775 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17777 * config/freebsd-stdint.h: New file.
17778 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17779 Add freebsd-stdint.h to tm_file.
17781 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17783 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17784 (thumb2_extendhidi2): Likewise.
17786 2009-05-31 Ian Lance Taylor <iant@google.com>
17788 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17790 2009-05-31 Ian Lance Taylor <iant@google.com>
17792 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17793 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17794 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17796 2009-05-31 Jason Merrill <jason@redhat.com>
17798 * tree-pretty-print.c (print_call_name): Take the callee, not the
17799 call itself. Make non-static. Use dump_function_name for functions.
17800 (dump_generic_node): Adjust.
17801 * diagnostic.h: Declare print_call_name.
17802 * gimple-pretty-print.c (dump_gimple_call): Use it.
17804 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17806 * config/sh/sh.md (ashldi3_std): New define_expand.
17809 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17812 * config/sh/sh.c: Include debug.h.
17813 (sh_expand_epilogue): Emit a blockage insn before the frame
17814 pointer adjustment also when dwarf2out_do_frame returns true.
17816 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17818 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17819 (thumb2_extendqidi2): New pattern.
17821 2009-05-31 Ira Rosen <irar@il.ibm.com>
17823 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17824 mark phis for renaming.
17825 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17826 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17827 Call mark_sym_for_renaming.
17828 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17829 * tree-vect-loop.c (vect_transform_loop): Remove
17830 vect_memsyms_to_rename initialization and a call to
17831 mark_set_for_renaming.
17833 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17835 PR middle-end/40304
17836 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17837 frame related even if !set_cfa && style < 0.
17839 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17841 * config/i386/mingw-tls.c: New file.
17842 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17843 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17844 defining _WIN32 but not __CYGWIN__.
17846 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17848 * configure.ac: Add MPC support.
17850 * config.in, configure: Regenerate.
17852 2009-05-29 Richard Henderson <rth@redhat.com>
17854 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17855 NOTE_INSN_BASIC_BLOCK.
17856 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17857 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17858 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17860 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17862 (add_cfi): Disable check redefining cfa away from drap.
17863 (lookup_cfa_1): Add remember argument; handle remember/restore.
17864 (lookup_cfa): Pass remember argument.
17865 (cfa_remember): New.
17866 (compute_barrier_args_size_1): Remove sibcall check.
17867 (dwarf2out_frame_debug_def_cfa): New.
17868 (dwarf2out_frame_debug_adjust_cfa): New.
17869 (dwarf2out_frame_debug_cfa_offset): New.
17870 (dwarf2out_frame_debug_cfa_register): New.
17871 (dwarf2out_frame_debug_cfa_restore): New.
17872 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17873 (dwarf2out_begin_epilogue): New.
17874 (dwarf2out_frame_debug_restore_state): New.
17875 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17876 DW_CFA_restore_state.
17877 (output_cfi_directive): Likewise.
17878 (convert_cfa_to_fb_loc_list): Likewise.
17879 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17880 * dwarf2out.h: Update.
17881 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17882 (copy_insn_1): Early out for null.
17883 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17884 and dwarf2out_frame_debug_restore_state.
17885 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17886 (prologue_insn_hash, epilogue_insn_hash): New.
17887 (free_after_compilation): Adjust freeing accordingly.
17888 (record_insns): Create hash table if needed; push insns into
17889 hash instead of array.
17890 (maybe_copy_epilogue_insn): New.
17891 (contains): Search hash table instead of array.
17892 (sibcall_epilogue_contains): Remove.
17893 (thread_prologue_and_epilogue_insns): Split eh_return insns
17894 and mark them as epilogues.
17895 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17896 scanning in terms of basic blocks.
17897 * insn-notes.def (CFA_RESTORE_STATE): New.
17898 * jump.c (returnjump_p_1): Accept EH_RETURN.
17899 (eh_returnjump_p_1, eh_returnjump_p): New.
17900 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17901 CFA_REGISTER, CFA_RESTORE): New.
17902 * rtl.def (EH_RETURN): New.
17903 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17905 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17906 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17908 * config/i386/i386.c (gen_push): Update cfa state.
17909 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17910 add a CFA_ADJUST_CFA note.
17911 (ix86_dwarf_handle_frame_unspec): Remove.
17912 (ix86_expand_prologue): Update cfa state.
17913 (ix86_emit_restore_reg_using_pop): New.
17914 (ix86_emit_restore_regs_using_pop): New.
17915 (ix86_emit_leave): New.
17916 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17917 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17918 * config/i386/i386.h (struct machine_cfa_state): New.
17919 (ix86_cfa_state): New.
17920 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17921 (eh_return_internal): Merge from eh_return_<mode>,
17922 use eh_return rtx, split w/ epilogue.
17924 2009-05-29 Ian Lance Taylor <iant@google.com>
17926 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17928 * calls.c (emit_library_call_value_1): Likewise.
17930 * c-typeck.c (c_build_va_arg): New function.
17931 * c-tree.h (c_build_va_arg): Declare.
17932 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17933 instead of build_va_arg.
17935 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17937 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17938 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17939 (ptr_difference_cost): Use affine combinations to compute it.
17940 (difference_cost): Likewise.
17941 (get_computation_cost_at): Compute more accurate cost for addresses
17942 if the ratio is a multiplier allowed in addresses.
17943 For non-addresses, consider that an additional offset or symbol is
17946 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17948 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17949 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17951 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17952 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17953 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17955 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17956 to 1 for TYPE_SSE{IADD1,CVT1}.
17957 (prefix_vex_imm8): Removed.
17958 (length_vex): Only pass 1 as second argument to
17959 ix86_attr_length_vex_default if prefix_extra is 0.
17960 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17961 (length): For prefix vex computation use length_immediate
17962 attribute instead of prefix_vex_imm8.
17963 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17964 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17965 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17966 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17967 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17968 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17969 a space in between the operands.
17970 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17971 if one operand is 0xff and the other one si, di, bp or sp.
17972 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17973 other one si, di, bp or sp.
17974 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17975 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17976 type and mode attributes.
17977 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17978 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17979 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17980 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17981 prefix_data16 attribute iff MODE_DF.
17982 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17983 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17984 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17985 constm128_operand in length_immediate computation.
17986 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17987 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17988 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17989 length_immediate attribute to 1.
17990 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17991 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17992 for certain alternatives.
17993 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17994 prefix_data16 attribute if MODE_V1DF.
17995 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17996 length_immediate to 1.
17997 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17998 length_address to 4, set mode attribute to MODE_DI.
17999 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18000 (fxam<mode>2_i387): Set length attribute to 4.
18001 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18002 *prefetch_3dnow_rex): Override length_address attribute.
18003 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18005 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18006 (constm128_operand): Removed.
18007 * config/i386/i386.c (memory_address_length): For
18008 disp && !index && !base in 64-bit mode account for SIB byte if
18009 print_operand_address can't optimize disp32 into disp32(%rip)
18010 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18011 for fs: or gs: segment.
18012 (ix86_attr_length_immediate_default): When checking if shortform
18013 is possible, truncate immediate to the length of the non-shortened
18015 (ix86_attr_length_address_default): Ignore MEM_P operands
18017 (ix86_attr_length_vex_default): Only check for DImode on
18018 GENERAL_REG_P operands.
18019 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18020 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18021 (sse_cvttps2pi): Clear prefix_rep attribute.
18022 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18024 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18025 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18026 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18027 iff operand 2 is const_int_operand.
18028 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18029 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18030 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18032 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18034 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18035 prefix_data16 attribute for movlpd and movhpd instructions.
18036 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18037 length_immediate for shufpd instruction.
18038 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18039 (avx_cmpp<avxmodesuffixf2c><mode>3,
18040 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18041 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18042 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18043 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18044 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18045 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18046 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18047 prefix_data16 attribute for the first alternative to 1.
18048 (*avx_loadlps): Override length_immediate for the first alternative.
18049 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18050 attributes for second alternative.
18051 (*vec_concatv2sf_sse4_1): Override length_immediate and
18052 prefix_data16 attributes for second alternative.
18053 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18054 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18055 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18056 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18057 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18058 prefix_data16 and length_immediate to 1.
18059 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18061 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18062 prefix_extra attribute for variants that don't have 0f prefix alone.
18063 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18064 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18065 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18066 *sse4_1_pextrd): Set length_immediate to 1.
18067 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18068 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18070 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18071 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18072 length_immediate to 1 for second alternative.
18073 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18074 prefix_extra and length_immediate attributes for the first
18076 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18078 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18079 to 1 for the first and third alternative.
18080 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18082 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18084 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18086 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18087 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18088 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18089 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18090 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18091 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18092 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18093 ssse3_psign<mode>3): Override prefix_rex attribute.
18094 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18095 (ssse3_palignrti): Override length_immediate to 1.
18096 (ssse3_palignrdi): Override length_immediate to 1, override
18097 prefix_rex attribute.
18098 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18099 (sse4a_extrqi): Override length_immediate to 2.
18100 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18101 (sse4a_insertq): Override prefix_data16 to 0.
18102 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18103 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18104 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18105 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18106 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18107 and length_immediate to 1.
18108 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18109 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18110 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18111 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18112 and length_immediate to 1.
18113 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18114 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18115 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18116 avx_ptest256): Override prefix_extra to 1.
18117 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18118 Override prefix_data16 and length_immediate to 1.
18119 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18120 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18121 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18122 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18123 prefix_data16 to 0 and prefix_extra to 2.
18124 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18125 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18127 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18128 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18129 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18130 and prefix_extra to 2.
18131 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18132 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18133 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18134 avx_vpermilvar<mode>3,
18135 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18136 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18137 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18138 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18139 Override prefix_extra to 1.
18140 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18141 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18142 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18143 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18144 prefix_extra and length_immediate to 1.
18145 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18147 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18148 to 1 for the first alternative.
18149 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18150 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18152 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18153 *movv2sf_internal_avx, *movv2sf_internal): Override
18154 prefix_rep attribute for certain alternatives.
18155 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18156 attributes for certain alternatives.
18157 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18158 attributes for certain alternatives.
18159 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18160 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18161 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18162 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18163 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18164 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18165 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18166 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18167 length_immediate to 1 if operand 2 is const_int_operand.
18168 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18169 *vec_extractv2si_1): Set length_immediate attribute to 1.
18170 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18171 using old 3DNOW insn rather than SSE/3DNOW_A.
18172 (mmx_emms, mmx_femms): Clear modrm attribute.
18174 2009-05-29 Martin Jambor <mjambor@suse.cz>
18176 * tree-sra.c: New implementation of SRA.
18178 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18179 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18180 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18181 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18182 (SRA_MAX_STRUCTURE_COUNT): Removed.
18183 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18184 * doc/invoke.texi (sra-max-structure-size): Removed.
18185 (sra-field-structure-ratio): Removed.
18187 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18189 PR middle-end/40291
18190 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18193 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18195 PR rtl-optimization/40101
18196 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18197 seqno. Adjust comment.
18198 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18199 inserting bookkeeping before a jump, the jump is not scheduled.
18200 When no positive seqno found, provide a value. Add comment.
18202 2009-05-29 Richard Guenther <rguenther@suse.de>
18204 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18205 short-cutting on the first component.
18207 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18209 PR middle-end/39958
18210 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18211 for trees other than decls/types.
18213 2009-05-29 Richard Guenther <rguenther@suse.de>
18215 * tree-ssa-operands.c (get_expr_operands): Do not handle
18216 INDIRECT_REFs in the handled-component case. Remove
18217 unused get_ref_base_and_extent case.
18218 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18219 tree_low_cst and host_integerp where possible.
18220 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18221 codes for equivalence.
18222 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18224 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18226 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18227 to tmake_file for i[34567]86-*-cygwin*.
18229 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18232 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18233 (altivec_categorize_keyword, init_vector_keywords,
18234 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18237 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18239 * tree.c (handle_dll_attribute): Check if node is
18240 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18242 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18244 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18246 (thumb2_zero_extendqidi2): Likewise.
18248 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18250 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18251 instead of gen_movrt.
18252 * config/sh/sh.md (movrt): Remove.
18254 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18256 * doc/invoke.texi (IA-64 Options):
18257 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18258 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18259 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18260 -msched-prefer-non-control-spec-insns,
18261 -msched-stop-bits-after-every-cycle,
18262 -msched-count-spec-in-critical-path,
18263 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18264 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18265 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18266 and -msched-spec-verbose.
18268 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18270 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18271 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18273 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18275 2009-05-28 Richard Guenther <rguenther@suse.de>
18277 * tree-ssa-alias.c (ao_ref_init): New function.
18278 (ao_ref_base): Likewise.
18279 (ao_ref_base_alias_set): Likewise.
18280 (ao_ref_alias_set): Likewise.
18281 (refs_may_alias_p_1): Change signature.
18282 (refs_may_alias_p): Adjust.
18283 (refs_anti_dependent_p): Likewise.
18284 (refs_output_dependent_p): Likewise.
18285 (call_may_clobber_ref_p_1): Change signature.
18286 (call_may_clobber_ref_p): Adjust.
18287 (stmt_may_clobber_ref_p_1): New function split out from ...
18288 (stmt_may_clobber_ref_p): ... here.
18289 (maybe_skip_until): Adjust signature.
18290 (get_continuation_for_phi): Likewise.
18291 (walk_non_aliased_vuses): Likewise.
18292 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18293 (ao_ref_init): Declare.
18294 (ao_ref_base): Likewise.
18295 (ao_ref_alias_set): Likewise.
18296 (stmt_may_clobber_ref_p_1): Likewise.
18297 (walk_non_aliased_vuses): Adjust.
18298 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18299 (get_ref_from_reference_ops): remove.
18300 (vn_reference_lookup_2): Adjust signature.
18301 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18302 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18303 (vn_reference_lookup): Adjust.
18304 (vn_reference_insert): Likewise.
18305 (vn_reference_insert_pieces): Adjust signature.
18306 (visit_reference_op_call): Adjust.
18307 * tree-ssa-pre.c (get_expr_type): Simplify.
18308 (phi_translate_1): Adjust.
18309 (compute_avail): Likewise.
18310 (translate_vuse_through_block): Do not re-build trees.
18311 (value_dies_in_block_x): Likewise.
18312 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18314 (vn_reference_lookup_pieces): Adjust declaration.
18315 (vn_reference_insert_pieces): Likewise.
18317 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18319 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18320 with checking disabled.
18322 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18326 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18327 macro definition for support of three-operand format aligned
18328 .comm directive in assembler on cygwin/pe/mingw target OS.
18329 * configure: Regenerate.
18330 * config.h: Regenerate.
18332 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18333 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18334 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18336 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18337 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18339 2009-05-28 Ira Rosen <irar@il.ibm.com>
18341 PR tree-optimization/40254
18342 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18343 in analysis of basic blocks.
18345 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18347 PR middle-end/33699
18348 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18349 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18350 (TARGET_INITIALIZER): Use it.
18351 * cse.c (CHEAPER): Move it up to the other macros.
18352 (insert): Rename this ...
18353 (insert_with_costs): ... to this. Add cost parameters. Update
18355 (insert): New function. Call insert_with_costs.
18356 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18357 find_reg_offset_for_const, try_const_anchors): New functions.
18358 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18359 when using a const-anchor. Call insert_const_anchors.
18360 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18361 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18363 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18365 * tree-inline.c (remap_decls): Enable nonlocalized variables
18366 when not optimizing.
18368 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18370 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18371 Simplify other tests involving optimize.
18373 2009-05-27 Tom Tromey <tromey@redhat.com>
18375 * unwind-dw2.c (_Unwind_DebugHook): New function.
18376 (uw_install_context): Call _Unwind_DebugHook.
18378 2009-05-27 Tom Tromey <tromey@redhat.com>
18380 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18382 2009-05-27 Ian Lance Taylor <iant@google.com>
18384 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18385 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18386 (ALL_LINKERFLAGS): Define.
18387 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18388 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18389 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18390 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18391 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18392 $(LINKER_FOR_BUILD).
18393 (build/gcov-iov$(build_exeext)): Likewise.
18395 2009-05-27 Julian Brown <julian@codesourcery.com>
18397 * gcse.c (target.h): Include.
18398 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18399 copy of argument to a pseudo register.
18401 2009-05-27 Diego Novillo <dnovillo@google.com>
18403 * tree-ssa-live.c (dump_scope_block): Document arguments.
18404 (dump_scope_blocks): Document.
18405 (debug_scope_blocks): New.
18406 * tree-flow.h (debug_scope_blocks): Declare.
18408 2009-05-21 Denis Chertykov <denisc@overta.ru>
18410 * doc/contrib.texi (Contributors): Add myself to the list.
18412 2009-05-27 Olivier Hainque <hainque@adacore.com>
18414 * expr.c (target_align): New function. Alignment the TARGET of an
18415 assignment may be assume to have.
18416 (highest_pow2_factor_for_target): Use it instead of relying on
18417 immediate tree attributes of TARGET, not necessarily honored when
18418 intermediate bitfields are involved.
18420 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18423 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18424 AVX, SSE4, AES, PCLMUL and POPCNT.
18426 2009-05-27 Diego Novillo <dnovillo@google.com>
18428 * tree-pretty-print.c (dump_location): New.
18429 (dump_generic_node): Call it.
18430 Factor code to handle BLOCK nodes ...
18431 (dump_block_node): ... here.
18433 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18435 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18437 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18439 * gcc-plugin.h: Include config.h and system.h.
18440 (IN_GCC): Define if not defined.
18442 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18444 PR middle-end/40249
18445 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18448 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18450 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18452 * config/m32r/m32r.h: Ditto.
18453 * config/m32r/m32r.md: Ditto.
18454 * config/m32r/predicates.md: Ditto.
18456 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18458 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18460 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18463 (Loading plugins): typo.
18464 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18465 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18466 (Interacting with the GCC Garbage Collector): Added new section.
18467 (Giving information about a plugin): Added new section for
18469 * ggc.h (ggc_register_root_tab): Added declaration.
18470 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18471 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18472 (register_callback): Improved comment in declaration.
18473 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18474 (extra_root_vec) Added static variable for dynamic roots registration.
18475 (ggc_register_root_tab) Added new routine.
18476 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18477 PLUGIN_GGC_MARKING event.
18478 * ggc-zone.c: Include plugin.h.
18479 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18480 * ggc-page.c: Include plugin.h.
18481 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18482 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18483 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18484 (register_callback): check lack of callbacks for
18485 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18486 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18487 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18488 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18489 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18490 dependency on plugin.h.
18491 (plugin.o): Added dependency on ggc.h...
18493 2009-05-26 Richard Guenther <rguenther@suse.de>
18495 PR middle-end/40248
18497 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18498 with mismatched comparison modes.
18500 * expr.c (expand_expr_real_1): Expand the operand of a
18501 VIEW_CONVERT_EXPR in its natural mode.
18503 2009-05-26 Ian Lance Taylor <iant@google.com>
18505 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18506 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18507 (ALL_COMPILERFLAGS): Define.
18508 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18509 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18510 (collect2$(exeext), collect2.o): Likewise.
18511 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18512 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18513 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18514 (libbackend.o, intl.o, cppdefault.o): Likewise.
18515 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18516 (build/%.o): Use $(COMPILER_FOR_BUILD).
18517 (build/gen%$(build_exeext)): Likewise.
18518 (build/gcov-iov$(build_exeext)): LIkewise.
18519 * config/t-darwin (darwin.o): Use $(COMPILER).
18520 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18521 * config/t-sol2 (sol2-c.o): Likewise.
18522 (sol2.o): Likewise.
18523 * config/t-vxworks (vxworks.o): Likewise.
18524 * config/x-darwin (host-darwin.o): Likewise.
18525 * config/x-hpux (host-hpux.o): Likewise.
18526 * config/x-linux (host-linux.o): Likewise.
18527 * config/x-solaris (host-solaris.o): Likewise.
18528 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18529 * config/arm/t-arm (arm-c.o): Likewise.
18530 * config/arm/t-pe (pe.o): Likewise.
18531 * config/arm/t-wince-pe (pe.o): Likewise.
18532 * config/i386/t-cygming (winnt.o): Likewise.
18533 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18534 * config/i386/t-cygwin (cygwin1.o): Likewise.
18535 (cygwin2.o): Likewise.
18536 * config/i386/t-i386 (i386-c.o): Likewise.
18537 * config/i386/t-interix (winnt.o): Likewise.
18538 * config/i386/t-netware (netware.o): Likewise.
18539 * config/i386/t-nwld (nwld.o): Likewise.
18540 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18541 * config/i386/x-i386 (driver-i386.o): Likewise.
18542 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18543 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18544 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18545 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18546 * config/mips/x-native (driver-native.o): Likewise.
18547 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18548 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18549 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18550 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18551 * config/score/t-score-elf (score7.o): Likewise.
18552 (score3.o): Likewise.
18553 * config/sh/t-sh (sh-c.o): Likewise.
18554 * config/sh/t-symbian (sh-c.o): Likewise.
18555 (symbian.o): Likewise.
18556 * config/spu/t-spu-elf (spu-c.o): Likewise.
18557 * config/v850/t-v850 (v850-c.o): Likewise.
18558 * config/v850/t-v850e (v850-c.o): Likewise.
18560 2009-05-26 Richard Guenther <rguenther@suse.de>
18562 PR tree-optimization/40122
18563 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18564 VECTOR_CSTs if possible.
18565 (fold_gimple_assign): Likewise.
18567 2009-05-26 Richard Guenther <rguenther@suse.de>
18569 PR middle-end/40252
18570 * fold-const.c (fold_binary): Use the correct types for building
18573 2009-05-26 Richard Guenther <rguenther@suse.de>
18575 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18576 redundant calls to merge_alias_info.
18577 (bump_vector_ptr): Likewise.
18578 * tree-ssa-copy.c (merge_alias_info): Remove.
18579 (replace_exp_1): Remove call to merge_alias_info.
18580 (propagate_tree_value): Likewise.
18581 (fini_copy_prop): Propagate points-to info.
18582 * tree-flow.h (merge_alias_info): Remove.
18584 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18586 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18588 2009-05-25 Jan Hubicka <jh@suse.cz>
18590 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18591 * cgraph.h (struct inline_summary): New filed self_wize,
18592 size_inlining_benefit, self_time and time_inlining_benefit.
18593 (struct cgraph_global_info): Replace insns by time ans size fields.
18594 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18595 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18596 (ipcp_update_callgraph): Do not touch function bodies.
18597 * ipa-inline.c: Include except.h
18598 (MAX_TIME): New constant.
18599 (overall_insns): Remove.
18600 (leaf_node_p): New.
18601 (overall_size, max_benefit): New static variables.
18602 (cgraph_estimate_time_after_inlining): New function.
18603 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18604 (cgraph_clone_inlined_nodes): Update size.
18605 (cgraph_mark_inline_edge): Update size.
18606 (cgraph_estimate_growth): Use size info.
18607 (cgraph_check_inline_limits): Check size.
18608 (cgraph_default_inline_p): Likewise.
18609 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18610 (cgraph_decide_recursive_inlining): Check size.
18611 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18613 (cgraph_decide_inlining): Likewise.
18614 (cgraph_decide_inlining_incrementally): Likewise; honor
18615 PARAM_EARLY_INLINING_INSNS.
18616 (likely_eliminated_by_inlining_p): New predicate.
18617 (estimate_function_body_sizes): New function.
18618 (compute_inline_parameters): Use it.
18619 * except.c (must_not_throw_labels): New function.
18620 * except.h (must_not_throw_labels): Declare.
18621 * tree-inline.c (init_inline_once): Kill inlining_weigths
18622 * tree-ssa-structalias.c: Avoid uninitialized warning.
18623 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18624 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18625 (PARAM_INLINE_CALL_COST): Remove.
18626 (PARAM_EARLY_INLINING_INSNS): New.
18628 2009-05-25 Richard Guenther <rguenther@suse.de>
18630 PR tree-optimization/36327
18631 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18632 callback for reference translation or lookup at the point of may-defs.
18633 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18634 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18635 for union COMPONENT_REFs.
18636 (vn_reference_lookup_3): New callback. Lookup from memset
18637 and CONSTRUCTOR assignment, translate through struct copies.
18638 (vn_reference_lookup_pieces): Make sure to not free the
18639 passed operands array. Adjust walk_non_aliased_vuses call.
18640 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18641 make sure we do not leak memory.
18643 2009-05-25 Richard Guenther <rguenther@suse.de>
18645 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18646 * tree-inline.c (expand_call_inline): Reset the escaped and
18647 callused solutions.
18648 * tree-ssa-structalias.c (pass_build_ealias): New.
18649 * tree-pass.h (pass_build_ealias): Declare.
18650 * passes.c (init_optimization_passes): Add PTA during
18651 early optimizations.
18652 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18653 and CALLUSED solutions.
18654 (dump_points_to_solution): New function, split out from ...
18655 (dump_points_to_info_for): ... here.
18656 * tree-parloops.c (parallelize_loops): Reset the escaped and
18657 callused solutions.
18659 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18662 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18663 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18665 2009-05-25 Ira Rosen <irar@il.ibm.com>
18667 PR tree-optimization/40238
18668 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18669 statements after basic block's labels.
18670 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18671 to free the allocated memory.
18673 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18675 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18676 return address with a USE.
18678 2009-05-24 Richard Guenther <rguenther@suse.de>
18680 PR middle-end/40233
18681 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18682 array type from the main variant of the inner type.
18684 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18686 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18687 definition to bool (from int) to un-break build.
18688 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18690 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18692 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18693 discard_stmt_changes): Delete.
18694 * tree-ssa-operands.c (scb_stack): Delete.
18695 (init_ssa_operands): Do not initialize it.
18696 (fini_ssa_operands): Do not free it.
18697 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18699 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18700 update_stmt, remove the others. Fix comments.
18701 * tree-dfa.c (optimize_stack_restore): Likewise.
18702 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18703 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18704 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18705 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18707 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18708 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18709 (dom_opt_finalize_block): Likewise, adjusting access to
18711 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18712 (stmts_to_rescan): Change item type to gimple.
18713 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18715 2009-05-24 Ira Rosen <irar@il.ibm.com>
18717 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18718 * tree-pass.h (pass_slp_vectorize): New pass.
18719 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18720 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18721 * tree-vectorizer.c (timevar.h): Include.
18722 (user_vect_verbosity_level): Declare.
18723 (vect_location): Fix comment.
18724 (vect_set_verbosity_level): Update user_vect_verbosity_level
18725 instead of vect_verbosity_level.
18726 (vect_set_dump_settings): Add an argument. Ignore user defined
18727 verbosity if dump flags require higher level of verbosity. Print to
18728 stderr only for loop vectorization.
18729 (vectorize_loops): Update call to vect_set_dump_settings.
18730 (execute_vect_slp): New function.
18731 (gate_vect_slp): Likewise.
18732 (struct gimple_opt_pass pass_slp_vectorize): New.
18733 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18734 access its members.
18735 (vec_info_for_bb): New function.
18736 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18737 (VECTORIZATION_ENABLED): New macro.
18738 (SLP_ENABLED, SLP_DISABLED): Likewise.
18739 (vect_is_simple_use): Add bb_vec_info argument.
18740 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18741 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18742 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18743 vect_schedule_slp, vect_analyze_slp): Likewise.
18744 (vect_analyze_stmt): Add slp_tree argument.
18745 (find_bb_location): Declare.
18746 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18747 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18748 (vect_analyze_loop_operations, vect_analyze_loop,
18749 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18750 vect_finalize_reduction, vectorizable_reduction,
18751 vectorizable_live_operation, vect_transform_loop): Likewise.
18752 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18753 skip evolution analysis if analyzing a basic block.
18754 (dr_analyze_indices): Likewise.
18755 (initialize_data_dependence_relation): Skip the test whether the
18756 object is invariant for basic blocks.
18757 (compute_all_dependences): Skip dependence analysis for data
18758 references in basic blocks.
18759 (find_data_references_in_stmt): Don't fail in case of invariant
18760 access in basic block.
18761 (find_data_references_in_bb): New function.
18762 (find_data_references_in_loop): Move code to
18763 find_data_references_in_bb and add a call to it.
18764 (compute_data_dependences_for_bb): New function.
18765 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18766 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18768 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18769 unknown dependence in basic block and fail in case of dependence in
18771 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18772 dependence instances from either loop or basic block vectorization
18774 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18775 before calling nested_in_vect_loop_p.
18776 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18777 dependence instances from either loop or basic block vectorization
18779 (vect_verify_datarefs_alignment): Likewise.
18780 (vect_enhance_data_refs_alignment): Adjust function calls.
18781 (vect_analyze_data_refs_alignment): Likewise.
18782 (vect_analyze_group_access): Fix printing. Skip different checks if
18783 DR_STEP is 0. Keep strided stores either in loop or basic block
18784 vectorization data structure. Fix indentation.
18785 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18787 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18788 dependence instances from either loop or basic block vectorization
18790 (vect_analyze_data_refs): Update comment. Call
18791 compute_data_dependences_for_bb to analyze basic blocks.
18792 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18793 case of loop vectorization. In case of basic block vectorization use
18794 data-ref itself as a base.
18795 (vect_create_data_ref_ptr): In case of basic block vectorization:
18796 don't advance the pointer, add new statements before the current
18797 statement. Adjust function calls.
18798 (vect_supportable_dr_alignment): Support only aligned accesses in
18799 basic block vectorization.
18800 * common.opt (ftree-slp-vectorize): New flag.
18801 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18802 (vect_pattern_recog_1): Likewise.
18803 * tree-vect-stmts.c (process_use): Likewise.
18804 (vect_init_vector): Add new statements in the beginning of the basic
18805 block in case of basic block SLP.
18806 (vect_get_vec_def_for_operand): Adjust function calls.
18807 (vect_finish_stmt_generation): Likewise.
18808 (vectorizable_call): Add assert that it is loop vectorization, adjust
18810 (vectorizable_conversion, vectorizable_assignment): Likewise.
18811 (vectorizable_operation): In case of basic block SLP, take
18812 vectorization factor from statement's type and skip the relevance
18813 check. Adjust function calls.
18814 (vectorizable_type_demotion): Add assert that it is loop
18815 vectorization, adjust function calls.
18816 (vectorizable_type_promotion): Likewise.
18817 (vectorizable_store): Check for outer loop only in case of loop
18818 vectorization. Adjust function calls. For basic blocks, skip the
18819 relevance check and don't advance pointers.
18820 (vectorizable_load): Likewise.
18821 (vectorizable_condition): Add assert that it is loop vectorization,
18822 adjust function calls.
18823 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18824 that it is not reduction, get vector type, call only supported
18825 functions, skip loop specific parts.
18826 (vect_transform_stmt): Check for outer loop only in case of loop
18828 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18829 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18830 for external definition.
18831 * passes.c (pass_slp_vectorize): New pass.
18832 * tree-vect-slp.c (find_bb_location): New function.
18833 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18834 check for patterns only in loops.
18835 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18836 case of multiple types in basic block SLP.
18837 (vect_mark_slp_stmts_relevant): New function.
18838 (vect_supported_load_permutation_p): Fix comment.
18839 (vect_analyze_slp_instance): Add argument. In case of basic block
18840 SLP, take vectorization factor from statement's type, check that
18841 unrolling factor is 1. Adjust function call. Save SLP instance in
18842 either loop or basic block vectorization structure. Return FALSE,
18844 (vect_analyze_slp): Add argument. Get strided stores groups from
18845 either loop or basic block vectorization structure. Return FALSE
18846 if basic block SLP failed.
18847 (new_bb_vec_info): New function.
18848 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18849 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18850 (vect_schedule_slp): Add argument. Get SLP instances from either
18851 loop or basic block vectorization structure. Set vectorization factor
18852 to be 1 for basic block SLP.
18853 (vect_slp_transform_bb): New function.
18854 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18856 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18858 * final.c (shorten_branches): Do not align labels for jump tables.
18859 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18861 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18863 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18864 Remove outdated reference to flow.c and fix nits.
18865 * doc/gccint.texi: Tweak RTL description.
18866 * doc/rtl.texi: Likewise.
18868 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18870 * config/avr/avr.c: Change my email address.
18871 * config/avr/avr.h: Likewise.
18872 * config/avr/avr.md: Likewise.
18873 * config/avr/avr-protos.h: Likewise.
18874 * config/avr/libgcc.S: Likewise.
18876 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18878 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18879 (spu_split_load, spu_split_store): Change return type to int.
18880 (spu_split_convert): Declare.
18881 * config/spu/predicates.md (spu_mem_operand): Remove.
18882 (spu_mov_operand): Update.
18883 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18884 * config/spu/spu.c (regno_aligned_for_load): Remove.
18885 (reg_aligned_for_addr, spu_expand_load): Define.
18886 (spu_expand_extv): Reimplement and handle MEM.
18887 (spu_expand_insv): Handle MEM.
18888 (spu_sched_reorder): Handle insn's with length 0.
18889 (spu_legitimate_address_p): Reimplement.
18890 (store_with_one_insn_p): Return TRUE for any mode with size
18891 larger than 16 bytes.
18892 (address_needs_split): Define.
18893 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18895 (spu_convert_move): Define.
18896 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18897 (spu_split_store): Change all MEM's to TImode.
18898 (spu_init_expanders): Preallocate registers that correspond to
18899 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18901 (spu_split_convert): Define.
18902 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18903 (_move<mode>, _movdi, _movti): Update predicate and condition.
18904 (load, store): Change to define_split.
18905 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18907 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18908 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18909 define_insn_and_split of lshr<mode>3.
18910 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18911 (<v>ashr<mode>3_imm): Define.
18912 (extv, extzv, insv): Allow MEM operands.
18913 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18914 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18915 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18916 (_spu_convert2): Change to define_insn_and_split and remove the
18917 corresponding define_peephole2.
18918 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18919 Change predicates to memory_operand.
18921 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18923 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18925 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18927 PR tree-optimization/40219
18928 * tree.c (iterative_hash_expr): Make sure the builtin function is
18929 a normal builtin function and not a front end or back end builtin
18930 before indexing into the built_in_decls array.
18932 2009-05-22 Richard Guenther <rguenther@suse.de>
18934 PR middle-end/38964
18935 * alias.c (write_dependence_p): Do not use TBAA for answering
18936 anti-dependence or output-dependence.
18937 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18938 (emit_pointer_definition): Remove.
18939 (emit_alias_warning): Likewise.
18940 (find_what_var_points_to): Remove TBAA pruning code.
18941 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18943 (compute_points_to_sets): Remove code computing the set of
18944 dereferenced pointers.
18945 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18946 oracle for querying anti and output dependencies.
18947 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18948 if TBAA may be applied.
18949 (refs_anti_dependent_p): New function.
18950 (refs_output_dependent_p): Likewise.
18951 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18952 (refs_output_dependent_p): Likewise.
18953 * doc/tree-ssa.texi (Memory model): New section.
18954 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18955 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18956 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18957 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18958 * expr.c (expand_expr_real_1): Likewise.
18959 * gimple-low.c (lower_stmt): Likewise.
18960 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18961 (dump_gimple_cdt): Remove.
18962 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18963 (gimple_size): Likewise.
18964 (walk_gimple_op): Likewise.
18965 (is_gimple_stmt): Likewise.
18966 (walk_stmt_load_store_addr_ops): Likewise.
18967 (gimple_build_cdt): Remove.
18968 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18969 * gimple.h (gimple_cdt_new_type): Remove.
18970 (gimple_cdt_new_type_ptr): Likewise.
18971 (gimple_cdt_set_new_type): Likewise.
18972 (gimple_cdt_location): Likewise.
18973 (gimple_cdt_location_ptr): Likewise.
18974 (gimple_cdt_set_location): Likewise.
18975 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18976 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18977 GIMPLE_CHANGE_DYNAMIC_TYPE.
18978 (verify_types_in_gimple_stmt): Likewise.
18979 * tree-inline.c (estimate_num_insns): Likewise.
18980 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18981 (copy_decl_to_var): Likewise.
18982 (copy_result_decl_to_var): Likewise.
18983 * tree-pretty-print.c (dump_generic_node): Do not handle
18984 CHANGE_DYNAMIC_TYPE_EXPR.
18985 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18986 * tree-ssa-operands.c (get_expr_operands): Likewise.
18987 * tree-ssa-structalias.c (struct variable_info): Remove
18988 no_tbaa_pruning member.
18989 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18990 (unify_nodes): Do not copy it.
18991 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18992 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18993 (set_uids_in_ptset): Do not check it.
18994 (find_what_var_points_to): Likewise.
18995 (compute_tbaa_pruning): Remove.
18996 (compute_points_to_sets): Do not call it.
18997 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18998 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18999 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19000 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19001 (DECL_NO_TBAA_P): Likewise.
19002 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19003 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19004 (expand_omp_atomic_pipeline): Do not set it.
19005 * print-tree.c (print_node): Do not dump it.
19006 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19009 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19012 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19015 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19017 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19020 2009-05-22 Ben Elliston <bje@au.ibm.com>
19022 * Makefile.in (bversion.h, s-bversion): New targets.
19023 (TOPLEV_H): Add bversion.h.
19024 * toplev.h: Include "bversion.h".
19025 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19026 the __format__ attribute only if compiling with the same version
19027 of GCC as the sources (the "build version").
19029 2009-05-22 Ben Elliston <bje@au.ibm.com>
19031 * c-format.c (handle_format_attribute): Fix comment typo.
19033 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19036 * config/ia64/ia64.opt (mfused-madd): New.
19037 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19038 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19039 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19040 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19041 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19042 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19043 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19044 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19045 instruction if !TARGET_FUSED_MADD.
19046 (fpma, fpms): Remove colon from name.
19048 2009-05-22 Richard Guenther <rguenther@suse.de>
19050 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19051 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19052 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19054 (create_expression_by_pieces): Only convert if necessary.
19055 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19056 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19058 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19060 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19061 regular pattern from a template and rename it ...
19062 (*extzv_truncsi_exts): ... to this.
19064 2009-05-21 Richard Guenther <rguenther@suse.de>
19066 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19067 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19068 (cgraph_default_inline_p): Likewise.
19069 (cgraph_decide_inlining_incrementally): Likewise.
19071 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19072 Uros Bizjak <ubizjak@gmail.com>
19074 * config/i386/cpuid.h (bit_MOVBE): New.
19076 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19078 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19079 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19080 (ix86_handle_option): Handle OPT_mmovbe.
19081 (ix86_target_string): Add -mmovbe.
19082 (pta_flags): Add PTA_MOVBE.
19083 (processor_alias_table): Add PTA_MOVBE to "atom".
19084 (override_options): Handle PTA_MOVBE.
19086 * config/i386/i386.h (TARGET_MOVBE): New.
19088 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19089 (*bswapsi_movbe): New.
19090 (*bswapdi_movbe): Likewise.
19091 (bswapdi2): Renamed to ...
19092 (*bswapdi_1): This.
19093 (bswapdi2): New expander.
19095 * config/i386/i386.opt (mmovbe): New.
19097 * doc/invoke.texi: Document -mmovbe.
19099 2009-05-21 Taras Glek <tglek@mozilla.com>
19101 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19102 * gcc-plugin.h (plugin_init): Updated signature.
19103 * gcc-plugin.h (plugin_name_args): Moved to this header.
19104 * doc/plugins.texi (plugin_init): Updated documention to reflect
19106 * doc/plugins.texi (plugin_name_args): Added to documention.
19108 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19110 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19111 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19113 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19115 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19116 JUMP_TABLE_DATA_P predicates where applicable.
19117 * config/i386/predicates.md: Ditto.
19118 * config/i386/sse.md: Ditto.
19120 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19122 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19123 operand2 -128 override length_immediate attribute to 1.
19124 * config/i386/predicates.md (constm128_operand): New predicate.
19126 * config/i386/i386.c (memory_address_length): Handle %r12
19127 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19129 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19130 mode look through optional ZERO_EXTEND and SUBREG.
19131 * config/i386/i386.md (R12_REG): New define_constant.
19132 (prefix_data16): For sse unit set also for MODE_TI insns.
19133 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19134 insns set if operand 1 is ext_QIreg_operand.
19135 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19136 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19138 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19139 mode from MODE_DI to MODE_SI.
19140 (movdi_1_rex64): Override modrm and length_immediate attributes
19141 only for movabs (TYPE_IMOV, alternative 2).
19142 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19143 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19144 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19145 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19146 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19147 prefix_rex attribute if DImode.
19148 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19149 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19150 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19151 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19152 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19153 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19154 Likewise. For TYPE_IMOV clear length_immediate attribute.
19155 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19156 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19157 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19158 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19159 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19160 or one operand TYPE_ISHIFT.
19161 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19162 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19163 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19164 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19165 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19166 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19167 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19168 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19169 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19170 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19171 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19172 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19173 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19174 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19175 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19176 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19177 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19178 set mode attribute, don't override length attribute.
19179 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19181 (return_internal_long): Set length attribute to 2 instead of 1.
19182 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19183 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19184 prefix_rex attribute.
19185 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19187 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19189 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19191 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19193 2009-05-20 Ian Lance Taylor <iant@google.com>
19195 * tree.c (build_tree_list_vec_stat): New function.
19196 (ctor_to_vec): New function.
19197 (build_nt_call_vec): New function.
19198 (build_call_array): Change args to be a const pointer.
19199 (build_call_vec): New function.
19200 * tree.h (build_nt_call_vec): Declare.
19201 (build_tree_list_vec_stat): Declare.
19202 (build_tree_list_vec): Define.
19203 (build_call_array): Update declaration.
19204 (build_call_vec): Declare.
19205 (ctor_to_vec): Declare.
19206 * c-common.c (tree_vector_cache): New static variable.
19207 (make_tree_vector): New function.
19208 (release_tree_vector): New function.
19209 (make_tree_vector_single): New function.
19210 (make_tree_vector_copy): New function.
19211 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19212 (make_tree_vector_single, make_tree_vector_copy): Declare.
19213 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19214 (c_parser_expr_list): Don't manage cache here, instead call
19216 (c_parser_release_expr_list): Remove static function.
19217 (c_parser_vec_to_tree_list): Remove static function.
19218 (c_parser_attributes): Call build_tree_list_vec instead of
19219 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19220 c_parser_release_expr_list.
19221 (c_parser_postfix_expression_after_primary): Likewise.
19222 (c_parser_objc_keywordexpr): Likewise.
19224 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19226 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19227 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19228 TARGET_CONVERT_TO_TYPE.
19229 * hooks.c (hook_tree_const_tree_null): Define.
19230 * hooks.h (hook_tree_const_tree_null): Declare.
19231 * target.h (struct gcc_target): Add invalid_parameter_type,
19232 invalid_return_type, promoted_type, and convert_to_type fields.
19233 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19234 (TARGET_INVALID_RETURN_TYPE): Define.
19235 (TARGET_PROMOTED_TYPE): Define.
19236 (TARGET_CONVERT_TO_TYPE): Define.
19237 (TARGET_INITIALIZER): Update for new fields.
19238 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19239 (grokparms): Check targetm.invalid_parameter_type.
19240 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19241 * c-convert.c (convert): Check targetm.convert_to_type.
19243 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19245 * config/mips/mips.md (*extenddi_truncate<mode>,
19246 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19248 (*extendhi_truncateqi): New define_insn_and_sptit.
19250 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19252 PR middle-end/40204
19253 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19254 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19256 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19258 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19259 the operand of VIEW_CONVERT_EXPR.
19261 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19263 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19264 extended family and model for Intel processors. Support Intel Atom.
19266 2009-05-20 Olivier Hainque <hainque@adacore.com>
19268 * gstab.h (stab_code_type): Define, to be used instead of the
19269 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19271 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19272 occurrences by stab_code_type.
19273 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19275 2009-05-20 Martin Jambor <mjambor@suse.cz>
19277 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19278 (sra_insert_before): Likewise.
19279 (sra_insert_after): Likewise.
19280 (sra_init_cache): Likewise.
19281 (sra_type_can_be_decomposed_p): Likewise.
19282 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19283 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19284 (sra_insert_before): Likewise.
19285 (sra_insert_after): Likewise.
19286 (sra_init_cache): Likewise.
19287 (insert_edge_copies_seq): Made static and moved upwards.
19289 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19292 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19294 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19295 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19298 2009-05-20 Richard Guenther <rguenther@suse.de>
19300 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19301 with mismatched comparison modes.
19303 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19305 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19306 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19307 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19308 with shifts for Thumb2.
19309 (orsi_notsi): New for orn.
19310 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19311 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19312 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19313 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19314 Don't invert remainder for IOR.
19316 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19318 PR tree-optimization/40087
19319 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19320 number_of_iterations_ne): Rename never_infinite argument.
19321 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19322 number_of_iterations_le): Handle pointer-type ivs when
19323 exit_must_be_taken is false.
19324 (number_of_iterations_cond): Do not always assume that
19325 exit_must_be_taken if the control variable is a pointer.
19327 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19329 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19330 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19332 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19334 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19335 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19337 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19340 * c.opt (Wlogical-op): Disabled by default.
19341 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19343 * doc/invoke.texi (Wlogical-op): Likewise.
19345 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19347 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19349 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19350 Propagate the type of the first operand.
19351 <ASSERT_EXPR>: Simplify.
19352 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19353 Rewrite using the RHS code as discriminant.
19354 <NOP_EXPR>: Turn into CASE_CONVERT.
19355 <PLUS_EXPR>: Propagate the type of the first operand.
19357 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19359 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19360 (ia64_dconst_0_375): New.
19361 * config/ia64/ia64.c (ia64_override_options): Remove
19362 -minline-sqrt-min-latency warning.
19363 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19364 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19365 * config/ia64/ia64.md (*sqrt_approx): Remove.
19366 (sqrtsf2): Remove #if 0.
19367 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19368 (sqrtdf): Remove assert.
19369 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19370 (sqrtxf2): Remove #if 0.
19371 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19372 * div.md (sqrt_approx_rf): New.
19373 (sqrtsf2_internal_thr): New implementation.
19374 (sqrtsf2_internal_lat): New.
19375 (sqrtdf2_internal_thr: New implementation.
19376 (sqrtxf2_internal): New implementation.
19378 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19379 Hans-Peter Nilsson <hp@axis.com>
19381 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19382 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19383 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19384 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19385 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19386 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19387 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19388 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19389 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19390 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19391 * c-common.c: ...from here.
19393 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19395 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19397 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19399 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19401 2009-05-19 Ben Elliston <bje@au.ibm.com>
19403 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19404 assignments with memcpy calls.
19405 (add_fdes): Likewise.
19406 (binary_search_unencoded_fdes): Likewise.
19407 (linear_search_fdes): Eliminate type puns.
19409 2009-05-19 Richard Guenther <rguenther@suse.de>
19411 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19412 not falsely claim to have propagated into all uses.
19414 2009-05-19 Ben Elliston <bje@au.ibm.com>
19416 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19419 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19421 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19422 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19423 (TARGET_LEGITIMATE_ADDRESS_P): New.
19424 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19425 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19427 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19430 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19431 child of the containing namespace's DIE.
19433 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19435 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19436 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19437 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19440 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19443 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19444 gen_align with gen_pad.
19445 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19446 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19448 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19449 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19451 * config/i386/i386.md (align): Renamed to ...
19452 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19453 ASM_OUTPUT_MAX_SKIP_PAD.
19455 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19457 * config.gcc: Fix variable syntax.
19460 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19461 before calling exact_log2.
19462 (output_iorsi3): Likewise.
19463 (output_xorsi3): Likewise.
19465 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19467 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19468 for the none zero constant operand except for EQ and NE
19469 comprisons even when the first operand is R0.
19471 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19473 * config/s390/2064.md: Remove trailing whitespaces.
19474 * config/s390/2084.md: Likewise.
19475 * config/s390/constraints.md: Likewise.
19476 * config/s390/fixdfdi.h: Likewise.
19477 * config/s390/libgcc-glibc.ver: Likewise.
19478 * config/s390/s390-modes.def: Likewise.
19479 * config/s390/s390-protos.h: Likewise.
19480 * config/s390/s390.c: Likewise.
19481 * config/s390/s390.h: Likewise.
19482 * config/s390/s390.md: Likewise.
19483 * config/s390/tpf-unwind.h: Likewise.
19485 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19487 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19489 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19492 * configure.ac (m68k-*-*): Check if binutils support TLS.
19493 * configure: Regenerate.
19494 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19495 * config/m68k/constraints.md (Cu): New constraint.
19496 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19497 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19498 (movsi): Handle TLS symbols.
19499 (addsi3_5200): Handle XTLS symbols, indent.
19500 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19501 (m68k_tls_reference_p): Declare.
19502 (m68k_legitimize_address): Declare.
19503 (m68k_unwrap_symbol): Declare.
19504 * config/m68k/m68k.opt (mxtls): New option.
19505 * config/m68k/m68k.c (ggc.h): Include.
19506 (m68k_output_dwarf_dtprel): Implement hook.
19507 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19508 (m68k_expand_prologue): Load GOT pointer when function needs it.
19509 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19510 (m68k_legitimate_constant_address_p): Same.
19511 (m68k_decompose_address): Handle TLS references.
19512 (m68k_get_gp): New static function.
19513 (enum m68k_reloc): New contants.
19514 (TLS_RELOC_P): New macro.
19515 (m68k_wrap_symbol): New static function.
19516 (m68k_unwrap_symbol): New function.
19517 (m68k_final_prescan_insn_1): New static function.
19518 (m68k_final_prescan_insn): New function.
19519 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19521 (legitimize_pic_address): Handle TLS references..
19522 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19523 (m68k_libcall_value_in_a0_p)
19524 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19525 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19526 (m68k_legitimize_tls_address): Handle TLS references.
19527 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19529 (m68k_legitimize_address): Handle TLS symbols.
19530 (m68k_get_reloc_decoration): New static function.
19531 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19533 (m68k_output_dwarf_dtprel): Implement hook.
19534 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19535 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19536 m68k_call_* routines.
19537 (sched_attr_op_type): Handle TLS symbols.
19538 (gt-m68k.h): Include.
19539 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19540 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19542 2009-05-18 Martin Jambor <mjambor@suse.cz>
19544 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19545 (visit_store_addr_for_mod_analysis): New function.
19546 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19547 (determine_cst_member_ptr): Use gimple_assign_single_p.
19548 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19549 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19550 operands. Don't check number of operands of a NOP_EXPR.
19552 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19554 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19556 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19559 * c-common.c (warn_logical_operator): Don't warn if one of
19560 expression isn't always true or false.
19562 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19564 * config/i386/biarch32.h: New file.
19565 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19567 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19569 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19570 *zero_extend<mode>_truncqi): Merge these into ...
19571 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19572 Name the pattern following this as *zero_extendhi_truncqi.
19574 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19576 PR middle-end/39301
19577 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19578 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19579 (output_info): Make field HOST_WIDEST_INT.
19580 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19581 (dump_bitmat_statistics): Same.
19583 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19585 * config.gcc (use_gcc_stdint): Set to wrap.
19586 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19587 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19588 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19589 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19590 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19591 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19592 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19593 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19595 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19597 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19599 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19600 Move definitions earlier.
19601 (OPT_ARCH64, OPT_ARCH32): Define.
19602 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19605 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19608 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19611 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19613 * arm.md (movdi2): Copy non-reg values to DImode registers.
19615 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19618 * final.c (label_to_max_skip): New function.
19619 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19620 CODE_LABEL_NUMBER <= max_labelno.
19621 * output.h (label_to_max_skip): New prototype.
19622 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19623 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19624 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19625 Handle CODE_LABELs with >= 16 byte alignment or with
19626 max_skip == (1 << align) - 1.
19627 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19628 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19631 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19632 .p2align 3 if MAX_SKIP is smaller than 7.
19633 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19635 2009-05-15 Ian Lance Taylor <iant@google.com>
19637 * alias.c (struct alias_set_entry_d): Rename from struct
19638 alias_set_entry. Change all uses.
19639 * except.c (struct call_site_record_d): Rename from struct
19640 call_site_record. Change all uses.
19641 * except.h (struct eh_region_d): Rename from struct eh_region.
19643 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19645 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19646 ivtype_map_elt. Change all uses.
19647 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19649 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19650 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19652 (struct sese_d): Rename from struct sese. Change all uses.
19653 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19654 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19655 * optabs.h (struct optab_d): Rename from struct optab. Change all
19657 (struct convert_optab_d): Rename from struct convert_optab.
19659 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19660 ipa_opt_pass. Change all uses.
19661 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19664 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19665 defined as a typedef.
19666 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19669 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19672 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19674 (merge_ranges): Returns bool.
19675 * tree.h (make_range): .. to here.
19676 (build_range_check): Likewise.
19677 (merge_ranges): Likewise. Renamed from merge_ranges.
19678 * c-typeck.c (parser_build_binary_op): Update calls to
19679 warn_logical_operator.
19680 * c-common.c (warn_logical_operator): Add new warning.
19681 * c-common.h (warn_logical_operator): Update declaration.
19683 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19685 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19687 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19689 * doc/install.texi: Document MPC requirements, flags etc.
19691 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19692 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19693 Evaluate constant arguments.
19694 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19695 (fold_builtin_1): Likewise, also evaluate constant arguments.
19696 Remove superfluous break.
19697 (do_mpc_ckconv): New.
19698 * real.h: Include mpc.h.
19699 * toplev.c (print_version): Output MPC version info if available.
19701 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19703 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19705 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19707 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19710 2009-05-15 Jan Hubicka <jh@suse.cz>
19712 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19713 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19714 (try_inline): Fix return value.
19715 (cgraph_decide_inlining_incrementally): Honor new value.
19716 (cgraph_early_inlining): Handle indirect inlining.
19717 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19719 2009-05-15 Jan Hubicka <jh@suse.cz>
19721 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19722 * cgraphunit.c (cgraph_finalize_function): Set it.
19723 (cgraph_expand_function): Use it.
19725 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19727 * real.c (encode_ieee_half): Define.
19728 (decode_ieee_half): Define.
19729 (ieee_half_format): Define.
19730 (arm_half_format): Define.
19731 * real.h (ieee_half_format): Declare.
19732 (arm_half_format): Declare.
19734 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19736 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19737 swapped, and reversed optabs exist before trying to use them.
19739 2009-05-15 Paul Brook <paul@codesourcery.com>
19740 Sandra Loosemore <sandra@codesourcery.com>
19742 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19743 loads. Allow PRE_DEC.
19744 (output_move_neon): Handle PRE_DEC.
19745 (arm_print_operand): Add 'A' for neon structure loads.
19746 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19747 * config/arm/neon.md (neon_mov): Update comment.
19748 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19750 (Um): New constraint.
19752 2009-05-15 Jan Hubicka <jh@suse.cz>
19754 Revert the following patch until testsuite fallout is fixed:
19755 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19756 * cgraph.h (struct inline_summary): New filed self_wize,
19757 size_inlining_benefit, self_time and time_inlining_benefit.
19758 (struct cgraph_global_info): Replace insns by time ans size fields.
19759 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19760 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19761 (ipcp_update_callgraph): Do not touch function bodies.
19762 * ipa-inline.c: Include except.h
19763 (MAX_TIME): New constant.
19764 (overall_insns): Remove
19765 (overall_size, max_benefit): New static variables.
19766 (cgraph_estimate_time_after_inlining): New function.
19767 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19768 (cgraph_clone_inlined_nodes): Update size.
19769 (cgraph_mark_inline_edge): Update size.
19770 (cgraph_estimate_growth): Use size info.
19771 (cgraph_check_inline_limits): Check size.
19772 (cgraph_default_inline_p): Likewise.
19773 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19774 (cgraph_decide_recursive_inlining): Check size.
19775 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19777 (cgraph_decide_inlining): Likewise.
19778 (cgraph_decide_inlining_incrementally): Likewise; honor
19779 PARAM_EARLY_INLINING_INSNS.
19780 (likely_eliminated_by_inlining_p): New predicate.
19781 (estimate_function_body_sizes): New function.
19782 (compute_inline_parameters): Use it.
19783 * except.c (must_not_throw_labels): New function.
19784 * except.h (must_not_throw_labels): Declare.
19785 * tree-inline.c (init_inline_once): Kill inlining_weigths
19786 * tree-ssa-structalias.c: Avoid uninitialized warning.
19787 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19788 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19789 (PARAM_INLINE_CALL_COST): Remove.
19790 (PARAM_EARLY_INLINING_INSNS): New.
19792 2009-05-15 Richard Guenther <rguenther@suse.de>
19794 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19795 not TODO_update_ssa.
19797 2009-05-15 Richard Guenther <rguenther@suse.de>
19799 PR tree-optimization/39999
19800 * gimple.h (gimple_expr_type): Use the expression type looking
19801 through useless conversions.
19802 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19803 (vn_nary_op_insert_stmt): Likewise.
19804 (simplify_binary_expression): Likewise.
19806 2009-05-15 Richard Guenther <rguenther@suse.de>
19808 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19809 New options, enabled by default.
19810 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19812 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19813 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19814 * tree-ssa-structalias.c (gate_tree_pta): New function.
19815 (pass_build_alias): Use it.
19817 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19819 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19820 recurse on an invariant address if a conversion from a pointer
19821 type to a wider integer type is involved.
19823 2009-05-15 Jan Hubicka <jh@suse.cz>
19825 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19826 * cgraph.h (struct inline_summary): New filed self_wize,
19827 size_inlining_benefit, self_time and time_inlining_benefit.
19828 (struct cgraph_global_info): Replace insns by time ans size fields.
19829 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19830 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19831 (ipcp_update_callgraph): Do not touch function bodies.
19832 * ipa-inline.c: Include except.h
19833 (MAX_TIME): New constant.
19834 (overall_insns): Remove
19835 (overall_size, max_benefit): New static variables.
19836 (cgraph_estimate_time_after_inlining): New function.
19837 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19838 (cgraph_clone_inlined_nodes): Update size.
19839 (cgraph_mark_inline_edge): Update size.
19840 (cgraph_estimate_growth): Use size info.
19841 (cgraph_check_inline_limits): Check size.
19842 (cgraph_default_inline_p): Likewise.
19843 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19844 (cgraph_decide_recursive_inlining): Check size.
19845 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19847 (cgraph_decide_inlining): Likewise.
19848 (cgraph_decide_inlining_incrementally): Likewise; honor
19849 PARAM_EARLY_INLINING_INSNS.
19850 (likely_eliminated_by_inlining_p): New predicate.
19851 (estimate_function_body_sizes): New function.
19852 (compute_inline_parameters): Use it.
19853 * except.c (must_not_throw_labels): New function.
19854 * except.h (must_not_throw_labels): Declare.
19855 * tree-inline.c (init_inline_once): Kill inlining_weigths
19856 * tree-ssa-structalias.c: Avoid uninitialized warning.
19857 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19858 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19859 (PARAM_INLINE_CALL_COST): Remove.
19860 (PARAM_EARLY_INLINING_INSNS): New.
19861 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19862 (inline-call-cost): Remove.
19863 (early-inlining-insns): New.
19865 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19867 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19869 (print_int_cst_bounds_in_octal_p): Likewise.
19870 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19872 * dwarf2out.c (base_type_die): Likewise.
19873 (is_subrange_type): Delete.
19874 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19875 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19876 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19877 if the destination type is boolean.
19878 (build_range_check): Do not special-case subtypes.
19879 (fold_sign_changed_comparison): Likewise.
19880 (fold_unary): Likewise.
19881 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19882 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19883 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19884 * tree.c (subrange_type_for_debug_p): New predicate based on the
19885 former is_subrange_type.
19886 * tree.h (subrange_type_for_debug_p): Declare.
19887 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19888 (convert_affine_scev): Remove call to above function.
19889 (chrec_convert_aggressive): Likewise.
19890 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19891 false for conversions involving subtypes.
19892 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19893 (vrp_val_min): Likewise.
19894 (needs_overflow_infinity): Likewise.
19895 (extract_range_from_unary_expr): Likewise.
19897 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19899 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19900 * config/frv/frv.c: Likewise.
19901 * config/s390/s390.c: Likewise.
19902 * config/sparc/sparc.h: Likewise.
19903 * config/i386/i386.h: Likewise.
19904 * config/i386/i386.c: Likewise.
19905 * config/crx/crx.c: Likewise.
19906 * config/m68hc11/m68hc11.h: Likewise.
19907 * config/iq2000/iq2000.c: Likewise.
19908 * config/mn10300/mn10300.h: Likewise.
19909 * config/mn10300/mn10300.c: Likewise.
19910 * config/m68k/m68k.c: Likewise.
19911 * config/rs6000/rs6000.c: Likewise.
19912 * config/rs6000/xcoff.h: Likewise.
19913 * config/rs6000/linux64.h: Likewise.
19914 * config/rs6000/sysv4.h: Likewise.
19915 * config/score/score3.c: Likewise.
19916 * config/score/score7.c: Likewise.
19917 * config/score/score.c: Likewise.
19918 * config/arm/arm.md: Likewise.
19919 * config/mips/mips.c: Likewise.
19920 * config/mips/mips.md: Likewise.
19921 * config/bfin/bfin.h: Likewise.
19922 * config/pa/pa.c: Likewise.
19923 * config/pa/constraints.md: Likewise.
19925 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19926 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19927 * config/pdp11/pdp11.h: Use memory_address_p instead.
19929 2009-05-14 Ian Lance Taylor <iant@google.com>
19931 * passes.c (finish_optimization_passes): Change i to int.
19932 * plugin.c (plugins_active_p): Change event to int.
19933 (dump_active_plugins): Likewise.
19934 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19936 * tree.c (tree_range_check_failed): Change c to unsigned int.
19937 (omp_clause_range_check_failed): Likewise.
19938 (build_common_builtin_nodes): Change mode to int. Add cast.
19939 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19940 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19942 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19943 ++ or -- with a variable of enum type.
19945 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19948 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19950 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19952 * store-motion.c: Do not include params.h
19953 * Makefile.in: Fix dependencies for various files.
19955 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19957 * auto-inc-dec.c: Fix pass description, remove apparent
19958 accidental duplication.
19960 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19962 PR middle-end/40147
19963 * ipa-utils.h (memory_identifier_string): Moved to ...
19964 * tree.h (memory_identifier_string): Here. Add GTY(()).
19966 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19968 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19969 in the former documentation of...
19970 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19971 * ira-conflicts.c (get_dup_num): Use address_operand.
19972 * targhooks.c (default_legitimate_address_p): New.
19973 * targhooks.h (default_legitimate_address_p): New.
19974 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19976 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19977 * target.h (struct target): Add legitimate_address_p.
19978 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19979 (TARGET_INITIALIZER): Include it.
19981 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19982 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19983 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19984 (TARGET_LEGITIMATE_ADDRESS_P): New.
19986 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19987 (REG_OK_STRICT_P): Delete.
19988 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19989 (frv_legitimate_address_p_1): ... this.
19990 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19991 (frv_legitimate_address_p_1): ... the renamed old
19992 frv_legitimate_address_p.
19993 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19994 (TARGET_LEGITIMATE_ADDRESS_P): New.
19996 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19997 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19998 * config/s390/s390.c (legitimate_address_p): Rename to...
19999 (s390_legitimate_address_p): ... this, make static.
20000 (legitimize_address): Adjust call.
20001 (TARGET_LEGITIMATE_ADDRESS_P): New.
20002 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20004 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20005 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20006 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20007 (TARGET_LEGITIMATE_ADDRESS_P): New.
20009 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20010 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20011 * config/spu/spu.c (spu_legitimate_address): Rename to...
20012 (spu_legitimate_address_p): ... this, make static.
20013 (TARGET_LEGITIMATE_ADDRESS_P): New.
20015 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20016 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20017 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20018 (sparc_legitimate_address_p): ... this, make static and return bool.
20019 (legitimize_address): Adjust call.
20020 (TARGET_LEGITIMATE_ADDRESS_P): New.
20022 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20023 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20024 * config/i386/i386.c (legitimate_address_p): Rename to...
20025 (ix86_legitimate_address_p): ... this, make static.
20026 (constant_address_p): Move after it, adjust call.
20027 (TARGET_LEGITIMATE_ADDRESS_P): New.
20029 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20030 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20031 * config/avr/avr.c (legitimate_address_p): Rename to...
20032 (avr_legitimate_address_p): ... this, make static.
20033 (legitimize_address): Adjust call.
20034 (TARGET_LEGITIMATE_ADDRESS_P): New.
20036 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20037 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20038 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20039 (TARGET_LEGITIMATE_ADDRESS_P): New.
20041 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20042 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20043 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20044 (TARGET_LEGITIMATE_ADDRESS_P): New.
20046 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20047 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20049 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20051 (TARGET_LEGITIMATE_ADDRESS_P): New.
20053 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20054 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20056 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20058 (m68hc11_legitimate_address_p): ... this, make static.
20059 (go_if_legitimate_address_internal): Rename to...
20060 (m68hc11_legitimate_address_p_1): ... this.
20061 (legitimize_address): Adjust call.
20062 (TARGET_LEGITIMATE_ADDRESS_P): New.
20064 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20065 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20066 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20067 (TARGET_LEGITIMATE_ADDRESS_P): New.
20069 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20070 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20071 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20072 (mn10300_legitimate_address_p): ... this, make static.
20073 (TARGET_LEGITIMATE_ADDRESS_P): New.
20075 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20076 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20077 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20078 (TARGET_LEGITIMATE_ADDRESS_P): New.
20080 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20081 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20082 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20083 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20084 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20085 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20086 (rs6000_legitimate_address_p): ... this, make static.
20087 (TARGET_LEGITIMATE_ADDRESS_P): New.
20088 (REG_MODE_OK_FOR_BASE_P): Delete.
20089 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20091 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20092 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20094 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20095 static, adjust types.
20096 (TARGET_LEGITIMATE_ADDRESS_P): New.
20098 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20099 * config/score/score.c (score_address_p): Rename to...
20100 (score_legitimate_address_p): ... this.
20101 (TARGET_LEGITIMATE_ADDRESS_P): New.
20102 * config/score/score3.c (score3_address_p): Rename to...
20103 (score3_legitimate_address_p): ... this.
20104 * config/score/score7.c (score7_address_p): Rename to...
20105 (score7_legitimate_address_p): ... this.
20107 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20108 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20109 GO_IF_LEGITIMATE_ADDRESS): Delete.
20110 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20111 thumb2_legitimate_address_p): Delete.
20112 (arm_legitimate_address_p): Rename to...
20113 (arm_legitimate_address_outer_p): ... this.
20114 * config/arm/constraints.md ("Uq"): Adjust call.
20115 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20116 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20118 (arm_legitimate_address_outer_p): ... this.
20119 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20121 (TARGET_LEGITIMATE_ADDRESS_P): New.
20123 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20124 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20125 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20126 (TARGET_LEGITIMATE_ADDRESS_P): New.
20128 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20129 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20130 * config/vax/vax.c (legitimate_address_p): Rename to...
20131 (vax_legitimate_address_p): ... this, make static.
20132 (TARGET_LEGITIMATE_ADDRESS_P): New.
20134 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20135 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20136 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20137 (TARGET_LEGITIMATE_ADDRESS_P): New.
20139 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20140 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20141 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20142 (mmix_legitimate_address_p): ... this, make static.
20143 (TARGET_LEGITIMATE_ADDRESS_P): New.
20145 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20146 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20147 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20148 (TARGET_LEGITIMATE_ADDRESS_P): New.
20150 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20152 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20153 of MODE_COMPLEX_INT.
20155 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20157 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20158 LCT_NORMAL in function call.
20159 * mips-tdump.c (print_file_desc): Add cast to enum type.
20160 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20161 (mark_stabs): Add casts to enum types.
20162 (parse_stabs_common): Add casts to enum types.
20164 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20166 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20167 Check for invalid values of LETTER.
20169 2009-05-13 Taras Glek <tglek@mozilla.com>
20171 * attribs.c (register_attribute): moved out attribute registration
20172 into register_attribute.
20173 * doc/plugins.texi: Documented register_attribute and
20175 * gcc-plugin.h: Added forward decl for register_attribute.
20176 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20177 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20178 PLUGIN_ATTRIBUTES boilerplate.
20180 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20182 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20183 values even in sentinel and empty entries.
20184 (ms_printf_flag_specs): Likewise.
20185 (ms_scanf_flag_specs): Likewise.
20186 (ms_strftime_flag_specs): Likewise.
20187 (ms_print_char_table): Likewise.
20188 (ms_scan_char_table): Likewise.
20189 (ms_time_char_table): Likewise.
20191 2009-05-13 Doug Kwan <dougkwan@google.com>
20193 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20195 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20197 * config/mips/mips.md (store): Add attributes for QI and HI.
20199 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20200 (truncdi<mode>2): ... this new pattern.
20202 2009-05-13 Brad Hards <bradh@kde.org>
20204 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20206 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20207 Ben Elliston <bje@au.ibm.com>
20209 PR middle-end/40035
20210 * dse.c (check_mem_read_rtx): Guard against width == -1.
20212 2009-05-13 Michael Matz <matz@suse.de>
20214 PR middle-end/39976
20215 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20216 (trivially_conflicts_p): New function.
20217 (insert_backedge_copies): Use it.
20219 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20221 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20222 (handle_stdc_pragma): Use new enum constant names.
20223 (handle_pragma_float_const_decimal64): Ditto.
20225 2009-05-13 Ian Lance Taylor <iant@google.com>
20227 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20230 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20232 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20233 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20235 * config/m68k/m68k.h (FL_UCLINUX): Define.
20237 2009-05-13 Jan Hubicka <jh@suse.cz>
20239 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20241 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20243 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20244 unless -fschedule-insns is specified.
20246 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20249 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20250 TARGET_EXPAND_CBRANCHDI4.
20251 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20252 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20253 (cmpeqdi): Fix comment.
20255 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20257 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20258 (sh_legitimate_address_p): Likewise.
20259 * config/sh/sh.c (sh_legitimate_index_p): New.
20260 (sh_legitimate_address_p): Likewise.
20261 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20262 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20263 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20264 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20265 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20266 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20267 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20268 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20269 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20271 2009-05-12 Jan Hubicka <jh@suse.cz>
20273 * tree-inline.c (estimate_operator_cost): Add operands;
20274 when division happens by constant, it is cheap.
20275 (estimate_num_insns): Loads and stores are not having cost of 0;
20276 EH magic stuff is cheap; when computing runtime cost of switch,
20277 use log2 base of amount of its cases; builtin_expect has cost of 0;
20278 compute cost for moving return value of call.
20279 (init_inline_once): Initialize time_based flags.
20280 * tree-inline.h (eni_weights_d): Add time_based flag.
20282 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20284 * df-core.c: Update head documentation.
20286 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20289 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20290 shadowing exisiting variable op1.
20292 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20295 * config/i386/driver-i386.c (processor_signatures): New enum.
20296 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20297 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20298 processor signature to detect geode processor.
20300 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20304 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20306 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20307 causes spurious differences between trunk and cond-optab branch.
20309 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20311 * dojump.c (compare_from_rtx): Delete.
20312 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20313 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20314 if the comparison does not satisfy the predicate; test predicates for
20315 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20316 further if one existing pattern fails.
20317 * expr.h (compare_from_rtx): Delete.
20318 (prepare_operand): Declare it.
20319 * optabs.c: Change "lib call" to "libcall" throughout.
20320 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20321 HAVE_conditional_trap, emit_cmp_insn): Delete.
20322 (can_compare_p): Delete cmp_optab case.
20323 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20324 Accept other parameters by value.
20325 (prepare_operand): Make non-static.
20326 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20327 other parameters by value. Try to widen operands here based on
20328 an optab_methods argument and looking at cbranch_optab.
20329 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20330 loop. Use cbranch_optab directly.
20331 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20332 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20334 (emit_conditional_move, emit_conditional_add): Inline what's needed
20335 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20336 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20337 with COMPARE. Move cmov_optab and cstore_optab above
20338 with cbranch_optab, move cmp_optab down with ucmp_optab,
20339 remove tst_otpab. Do not initialize trap_rtx.
20340 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20341 for trap code. Do not check HAVE_conditional_trap. Use
20342 prepare_cmp_insn. Accept no predicate for operand 3.
20343 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20344 (OTI_ctrap, ctrap_optab): New.
20345 (tst_optab): Delete.
20346 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20347 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20348 with lookup of ctrap_optab.
20349 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20351 (ctrap_optab): New.
20353 * combine.c (combine_simplify_rtx, simplify_set): Do not
20354 special case comparing against zero for cc0 machines.
20355 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20356 COMPARE on cc0 machines.
20357 (simplify_relational_operation): Return a new expression when
20358 a COMPARE could be removed.
20359 * final.c (final_scan_insn): Compare cc_status values
20360 against LHS of a (compare FOO (const_int 0)) cc0 source.
20361 Also check if cc_status.value is the full compare.
20363 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20364 (cstoreMM4): Document.
20365 (conditional_trap): Document ctrapMM4 instead.
20366 (sync_compare_and_swapMM): Refer to cbranchcc4.
20367 (Dependent Patterns): Eliminate obsolete information referring to
20368 the old jump optimization phase.
20369 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20370 of compares with 0 on cc0 machines.
20371 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20372 avoiding references to cc0. Remove text about storing operands
20374 * doc/tm.texi (Condition Codes): Include blurb on different
20375 condition code representations, separate into subsections for
20376 CC0, MODE_CC and conditional execution.
20378 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20379 alpha_emit_setcc): Accept operands and a machine mode.
20380 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20381 Get code/op0/op1 from operands, use machine mode argument
20382 instead of alpha_compare.fp_p. Emit the branch here.
20383 (alpha_emit_setcc): Likewise, and return boolean.
20384 (alpha_emit_conditional_move): Likewise. Assert that
20385 cmp_op_mode == cmp_mode, and simplify accordingly.
20386 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20387 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20388 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20390 (stack probe test): Use cbranchdi4.
20391 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20393 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20394 * config/arc/arc.h (movsicc, movsfcc): Use it.
20395 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20396 (cbranchsi4, cstoresi4): New.
20397 (cmpsi, bCC and sCC expanders): Remove.
20399 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20400 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20401 * config/arm/predicates.md (arm_comparison_operator): Only include
20402 floating-point operators if there is a hardware floating-point unit.
20403 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20404 deferring to cbranch_cc and cstore_cc respectively.
20405 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20406 cbranch_cc, cstore_cc): New.
20407 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20409 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20411 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20412 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20414 (adjust_insn_length): Adjust calls.
20415 (avr_reorg): Handle (compare (foo) (const_int 0)).
20416 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20417 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20418 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20419 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20421 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20422 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20424 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20425 (cbranchsi4, cstorebi4, cstoresi4): New.
20426 (movbisi): This insn is duplicate, split it to zero_extend.
20427 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20428 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20429 (bfin_optimize_loop): Use cbranch expander.
20430 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20431 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20432 (bfin_bimode_comparison_operator): ... this.
20433 (bfin_direct_comparison_operator): New.
20435 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20436 inside (compare FOO (const_int 0)).
20437 (cris_rtx_costs): Handle ZERO_EXTRACT.
20438 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20439 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20440 (*tstdi_v32): Delete.
20441 (*cmpdi_non_v32): Add M alternative for operand 1.
20442 (cmpsi, cmp<mode>): Make private.
20443 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20445 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20447 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20448 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20449 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20450 (cc_reg_operand): New.
20451 (any_cond): Delete.
20452 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20453 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20454 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20455 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20456 crx_expand_scond): Delete.
20458 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20460 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20461 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20463 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20464 cstoresi4, cstoresf4, cstoredf4): New.
20465 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20466 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20467 Receive the entire operands array.
20468 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20469 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20470 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20471 Get test/op0/op1 from the operands array.
20472 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20474 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20475 (h8300_expand_store): New.
20476 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20478 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20479 (h8300_expand_store): New.
20480 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20481 or do not try to produce (set (cc0) REG).
20482 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20483 change a compare into a move to a scratch register. Disable some
20484 peepholes when comparing with zero.
20485 (tstsi, tsthi, tstsi, cmpqi): Make private.
20487 (bCC, sCC): Delete.
20488 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20491 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20492 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20493 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20494 (ix86_emit_i387_log1p): Use cbranchxf2.
20495 (ix86_expand_setcc): Return void.
20496 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20497 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20498 cmp<MODEF>, cmpcc): Remove.
20499 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20500 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20501 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20502 (sCC and bCC expanders): Remove.
20503 (stack_protect_test): Use cbranchcc4.
20505 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20507 (ia64_expand_compare): Accept three rtx by reference and return void.
20508 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20509 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20510 from *expr. Update *expr with the BImode comparison to do.
20511 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20512 cmptf, bCC, sCC, conditional_trap): Delete.
20513 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20514 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20515 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20516 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20517 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20519 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20520 type of last argument.
20521 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20522 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20523 use machine mode argument instead of branch_type. Remove dead
20524 code for floating-point comparisons.
20525 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20526 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20528 (cbranchsi4, cstoresi4): New.
20529 * config/iq2000/predicates.md (reg_or_const_operand): New.
20531 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20532 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20533 (b<code>_op): Rewrite to...
20534 (bcc_op): ... this, using match_operator.
20535 (s<code>_op): Rewrite to...
20536 (scc_op): ... this, using match_operator.
20537 (s<code>_24_op): Rewrite to...
20538 (scc_op_24): ... this, using match_operator.
20539 (s<code>_<mode>): Rewrite to...
20540 (cstore<mode>4): ... this, using match_operator.
20541 (s<code>_<mode>_24): Rewrite to...
20542 (cstore<mode>4_24): ... this, using match_operator.
20543 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20544 m32c_unpend_compare, m32c_expand_scc): Delete.
20545 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20546 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20547 (m32c_expand_movcc): Change NE to EQ if necessary.
20548 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20550 * config/m32r/m32r-protos.h (gen_cond_store): New.
20551 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20552 (gen_cond_store): New, from sCC patterns.
20553 (m32r_expand_block_move): Use cbranchsi4.
20554 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20555 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20556 (cbranchsi4, cstoresi4): New.
20558 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20560 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20561 (m68hc11_notice_update_cc): Look into a compare with 0.
20562 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20564 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20565 cmphi, cmpqi, bCC): Delete.
20566 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20567 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20568 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20571 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20572 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20573 * config/m68k/constraints.md (H): New.
20574 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20575 the define_insn below.
20576 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20577 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20578 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20579 patterns): Wrap RHS with COMPARE.
20580 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20581 (*cmpdi_internal): Name this pattern.
20582 (cmpdi): Change to define_insn.
20583 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20584 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20585 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20587 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20588 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20589 (conditional_trap): Change to...
20590 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20591 (*conditional_trap): Use the ordered_comparison_operator and
20592 const1_operand predicates.
20593 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20594 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20595 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20596 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20598 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20599 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20600 (mcore_gen_compare): New.
20601 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20602 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20603 (mcore_gen_compare): ... this.
20604 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20605 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20606 (stack probe pattern): Use cbranchsi4.
20608 * config/mips/predicates.md (mips_cstore_operator): New.
20609 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20610 * config/mips/mips.md (any_cond): Delete.
20611 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20613 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20614 fixuns_truncsfdi2): Use cbranch patterns.
20615 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20616 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20617 Adjust call to mips_expand_conditional_branch.
20618 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20620 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20621 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20622 * config/mips/mips.c (cmp_operands): Delete.
20623 (mips_emit_compare): Get comparison operands from *op0/*op1.
20624 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20625 that it succeeds. Use op0/op1 instead of cmp_operands.
20626 (mips_expand_conditional_branch, mips_expand_conditional_move,
20627 mips_expand_conditional_trap): Likewise.
20628 (mips_block_move_loop): Use cbranch patterns.
20629 * config/mips/mips.h (cmp_operands): Delete.
20631 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20632 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20633 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20634 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20635 (*cmpcc_folded): Rename to...
20636 (*cmpdi_folded): this.
20637 (*cmpcc): Rename to...
20639 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20642 (cbranchdf4): New. Handle invalid comparisons here.
20643 * config/mmix/predicates.md (float_comparison_operator): New.
20645 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20646 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20647 * config/mn10300/mn10300.md (tst): Delete.
20648 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20649 Name these patterns and wrap RHS in a compare.
20650 (*cmpsi): Make this pattern private. Include tst.
20651 (*cmpsf): Make this pattern private.
20652 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20653 (compare with zero peepholes): Likewise.
20655 (cbranchsi4, cbranchsf4): New.
20656 (casesi): Use cbranchsi4.
20658 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20659 hppa_branch_type): Delete.
20660 (return_addr_rtx): Use cbranchsi4.
20661 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20662 Emit CCFPmode comparison here.
20663 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20664 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20665 hppa_branch_type): Delete.
20666 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20667 (movsicc, movdicc): Remove references to hppa_compare_op0,
20668 hppa_compare_op1 and compare_from_rtx.
20669 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20670 (casesi): Use cbranchsi4.
20672 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20673 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20674 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20675 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20676 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20678 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20679 (*branch, *branch_inverted): New.
20681 * config/picochip/picochip.md (cbranchhi4): Use
20682 ordered_comparison_operator.
20683 (cmphi, bCC): Remove.
20685 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20686 (trap_comparison_operator): Delete.
20687 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20688 rs6000_emit_cbranch): Accept mode and operands.
20689 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20690 rs6000_compare_fp_p): Delete.
20691 (rs6000_generate_compare): Accept mode and comparison. Extract code
20692 and op0/op1 from there. Replace references to rs6000_compare_op0
20693 and rs6000_compare_op1.
20694 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20695 extract result from passed operands.
20696 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20697 extract loc from passed operands.
20698 (rs6000_emit_cmove): Likewise.
20699 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20700 rs6000_compare_fp_p): Delete.
20701 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20702 (cbranch<GPR>4, cbranch<FP>4): New.
20703 (cstore<mode>4): New. Consolidate here all choices about when to use
20704 portable or specialized sCC sequences.
20705 (stack_protect_test): Use cbranchsi4.
20706 (conditional_trap): Replace with ctrap<GPR>4.
20707 (conditional trap insn): Replace trap_comparison_operator with
20708 ordered_comparison_operator.
20710 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20711 (s390_emit_prologue): Use ctrap.
20712 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20713 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20714 New predicates replacing...
20715 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20716 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20717 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20718 (add<mode>cc): Do not use s390_compare_op0/op1.
20719 (s<code>): Change to...
20720 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20721 (seq): Change to...
20722 (cstorecc4): ... this. Handle EQ or NE equally.
20723 (*sne): Un-privatize for use in cstorecc4.
20724 (b<code>): Change to...
20725 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20726 (conditional_trap): Replace with...
20727 (ctrap<GPR>4, ctrap<FP>4): ... these.
20728 (stack_protect): Use cbranchcc4.
20730 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20731 * config/score/score-protos.h (score_gen_cmp): Delete.
20732 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20733 (score_block_move-loop): Use cbranchsi4.
20734 * config/score/score.md (cbranchsi4): New.
20735 (cmpsi, bCC): Delete.
20736 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20737 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20738 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20739 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20740 * config/score/score3.h (score3_gen_cmp): Delete.
20741 * config/score/score7.h (score7_gen_cmp): Delete.
20743 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20744 (sh_emit_scc_to_t): ... this. Return void.
20745 (from_compare): Rename to...
20746 (sh_emit_compare_and_branch): ... this.
20747 (sh_emit_compare_and_set): New.
20748 (sh_expand_t_scc): Accept operands.
20749 * config/sh/predicates.md (sh_float_comparison_operator): New.
20750 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20751 (prepare_scc_operands): Rename to...
20752 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20754 (sh_emit_cheap_store_flag): New.
20755 (sh_emit_set_t_insn): New.
20756 (from_compare): Rename to...
20757 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20758 handling of TARGET_SH2E floating point to avoid recursive call.
20759 Generate branch here.
20760 (sh_emit_compare_and_set): New.
20761 (sh_expand_t_scc): Get op0/op1 from arguments.
20762 (sh_emit_cheap_store_flag): New.
20763 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20765 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20766 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20767 (movsicc, movdicc): Do nothing when it recreated operands from
20768 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20769 prepare_scc_operands (now sh_emit_scc_to_t).
20770 (udivdi3): Use cstoresi4.
20771 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20772 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20773 (cbranchint4_media, cbranchfp4_media): New.
20774 (casesi): Use cbranchdi4.
20775 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20777 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20778 (movnegt): Remove second operand.
20779 (cbranchsf4, cbranchdf4): New.
20780 (stack_protect): Use cbranchdi4/cbranchsi4.
20782 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20783 (gen_compare_reg): Accept comparison, extract part of it to...
20784 (gen_compare_reg_1): ... this.
20785 (gen_compare_operator): Delete.
20786 (gen_v9_scc): Accept separate destination, comparison code and arms.
20787 Do not use sparc_compare_op0/sparc_compare_op1.
20788 (emit_scc_insn, emit_conditional_branch_insn): New.
20789 (emit_v9_brxx): Make static. Remove useless assertion.
20790 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20792 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20793 * config/sparc/sparc-protos.h (gen_compare_reg,
20794 sparc_emit_float_lib_cmp): Adjust prototype.
20795 (emit_scc_insn, emit_conditional_branch_insn): New.
20796 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20797 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20798 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20799 iterators to the top.
20800 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20801 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20802 snedi_special_trunc): Delete.
20803 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20804 and snedi_special_trunc.
20805 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20806 cbranchdi4, cbranch<F:mode>4): New.
20807 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20808 here. Use gen_compare_reg instead of gen_compare_operator.
20809 (conditional_trap): Replace with...
20810 (ctrapsi4, ctrapdi4): ... this.
20811 (stack_protect_test): Use cbranchcc4.
20813 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20815 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20816 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20817 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20818 from operands[0] or operands[3] depending on is_set.
20819 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20820 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20821 cmpdf, bCC), sCC: Remove.
20822 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20823 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20825 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20826 spu_emit_branch_or_set.
20828 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20830 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20831 xstormy16_compare_op1): Delete.
20832 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20833 xstormy16_compare_op1): Delete.
20834 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20836 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20837 (cmphi, cmpsi, bCC): Remove.
20839 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20840 (*cmpsi): ... this one.
20841 (cbranchsi4, cstoresi4): New.
20842 (bCC expanders): Delete.
20843 (sCC insns): Fold into...
20844 (*setcc): ... this one.
20845 (casesi): Do not use gen_cmpsi and gen_bgtu.
20846 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20847 (movsicc): Simplify.
20848 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20850 * config/vax/vax-protos.h (cond_name): New.
20851 (vax_output_conditional_branch): Remove.
20852 * config/vax/vax.c (cond_name): New.
20853 (vax_output_conditional_branch): Remove.
20854 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20855 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20856 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20857 (bit<VAXint>): Wrap source with (compare).
20858 (b<code> and following unnamed pattern): Rename to *branch and
20859 *branch_reversed. Change macroization to match_operator.
20860 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20862 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20863 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20864 Change last argument to machine_mode.
20865 (xtensa_expand_scc): Add machine_mode argument.
20866 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20867 (gen_conditional_move, xtensa_expand_conditional_branch,
20868 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20869 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20870 Adjust operand numbers.
20871 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20873 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20874 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20875 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20877 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20879 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20880 causes spurious differences between trunk and cond-optab branch.
20882 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20885 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20887 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20889 * tree.c (iterative_hash_pointer): Delete.
20890 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20891 Hash UIDs and versions of SSA names. Don't special-case built-in
20892 function declarations.
20894 2009-05-11 Ian Lance Taylor <iant@google.com>
20897 * graphite.c: Force -Wc++-compat to only be a warning before
20898 #including "cloog/cloog.h".
20900 2009-05-11 Martin Jambor <mjambor@suse.cz>
20902 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20904 2009-05-11 Jan Hubicka <jh@suse.cz>
20906 * tree-ssa-loop-ivcanon.c: Include target.h
20907 (struct loop_size): new structure.
20908 (constant_after_peeling): New predicate.
20909 (tree_estimate_loop_size): New function.
20910 (estimated_unrolled_size): Rewrite for new estimates.
20911 (try_unroll_loop_completely): Use new estimates.
20912 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20914 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20916 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20917 libcpp interface change.
20918 (spu_macro_to_expand): Likewise.
20920 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20922 PR tree-optimization/40026
20923 * gimplify.c (gimplify_init_constructor): Change initial conditional
20924 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20925 optimize_compound_literals_in_ctor.
20927 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20929 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20931 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20933 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20935 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20936 HOST_WIDE_INT for gap.
20938 2009-05-11 Ira Rosen <irar@il.ibm.com>
20940 PR tree-optimization/40074
20941 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20942 account in group size and step comparison.
20944 2009-05-11 Richard Guenther <rguenther@suse.de>
20946 * passes.c (init_optimization_passes): Strip now incorrect comment.
20947 (execute_function_todo): Do not set PROP_alias.
20948 * tree-pass.h (PROP_alias): Remove.
20949 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20950 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20951 * tree-nrv.c (pass_return_slot): Likewise.
20952 * tree-object-size.c (pass_object_sizes): Likewise.
20953 * tree-ssa-dom.c (pass_dominator): Likewise.
20954 (pass_phi_only_cprop): Likewise.
20955 * tree-ssa-dse.c (pass_dse): Likewise.
20956 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20957 (pass_cselim): Likewise.
20958 * tree-ssa-pre.c (pass_pre): Likewise.
20959 (pass_fre): Likewise.
20960 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20961 * tree-ssa-sink.c (pass_sink_code): Likewise.
20962 * tree-stdarg.c (pass_stdarg): Likewise.
20963 * tree-tailcall.c (pass_tail_calls): Likewise.
20964 * tree-vrp.c (pass_vrp): Likewise.
20966 2009-05-10 Ian Lance Taylor <iant@google.com>
20968 * basic-block.h (enum profile_status): Break out of struct
20969 control_flow_graph.
20970 * cgraph.h (struct inline_summary): Break out of struct
20972 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20973 of struct cgraph_order_sort.
20974 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20975 * cse.c (struct branch_path): Break out of struct
20976 cse_basic_block_data.
20977 * except.h (enum eh_region_type): Break out of struct eh_region.
20978 * gcc.c (enum add_del): Break out of struct modify_target.
20979 * genrecog.c (enum decision_type): Break out of struct decision_test.
20980 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20982 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20983 * regmove.c (enum match_use): New enum, broken out of struct match.
20984 * sched-int.h (enum post_call_group): New enum, broken out of
20986 (struct deps_reg): Break out of struct deps.
20987 * target.h (struct asm_int_op): Break out of struct gcc_target.
20988 * tree-eh.c (struct goto_queue_node): Break out of struct
20990 * tree-inline.h (enum copy_body_cge_which): Break out of
20992 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20994 * c-decl.c (in_struct, struct_types): New static variables.
20995 (pushtag): Add loc parameter. Change all callers.
20996 (lookup_tag): Add ploc parameter. Change all callers.
20997 (check_compound_literal_type): New function.
20998 (parser_xref_tag): Add loc parameter. Change all callers. If
20999 -Wc++-compat, warn about struct/union/enum types defined within a
21001 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21002 and loc parameters. Change all callers. Change error calls to
21003 error_at, using loc. For a redefinition, if the location of the
21004 original definition is known, report it. Set in_struct and
21005 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21006 (finish_struct): Add new parameters enclosing_in_struct and
21007 enclosing_struct_types. Change all callers. Set
21008 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21009 in the struct. If in a struct, add this struct to struct_types.
21010 (start_enum): Add loc parameter. Change all callers. Use
21011 error_at for errors, using loc. For a redefinition, if the
21012 location of the original definition is known, report it. If in a
21013 struct, add this enum type to struct_types. If -Wc++-compat warn
21014 if in sizeof, typeof, or alignof.
21015 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21016 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21017 (c_parser_enum_specifier): Get enum location for start_enum.
21018 (c_parser_struct_or_union_specifier): Get struct location for
21019 start_struct. Save in_struct and struct_types status between
21020 start_struct and finish_struct.
21021 (c_parser_cast_expression): Get location of cast.
21022 (c_parser_alignof_expression): Get location of type.
21023 (c_parser_postfix_expression): Likewise.
21024 (c_parser_postfix_expression_after_paren_type): Add type_loc
21025 parameter. Change all callers. Call check_compound_literal_type.
21026 Use type_loc for error about variable size type.
21027 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21028 of an enum constant from an enum type defined in a struct or union.
21029 (c_cast_expr): Add loc parameter. Change all callers. If
21030 -Wc++-compat, warn about defining a type in a cast.
21031 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21032 (start_enum, start_struct, finish_struct): Update declarations.
21033 (parser_xref_tag, c_cast_expr): Update declarations.
21034 (check_compound_literal_type): Declare.
21036 2009-05-11 Ben Elliston <bje@au.ibm.com>
21038 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21039 for recent libcpp interface change.
21040 (rs6000_macro_to_expand): Likewise.
21042 2009-05-10 Michael Matz <matz@suse.de>
21045 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21046 not at entry of function.
21048 2009-05-10 Richard Guenther <rguenther@suse.de>
21050 PR tree-optimization/40081
21052 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21053 using the main variant of the element type. Do not fiddle with
21054 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21056 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21057 structs with volatile fields.
21059 2009-05-10 Jan Hubicka <jh@suse.cz>
21061 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21062 (estimate_move_cost): Assert that it does not get called for
21064 (estimate_num_insns): Skip VOID types in argument handling.
21065 (optimize_inline_calls): Delete unreachable blocks and verify that
21066 callgraph is valid.
21068 2009-05-10 Jan Hubicka <jh@suse.cz>
21070 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21071 * cgraph.c (cgraph_mark_address_taken_node): New function.
21072 (dump_cgraph_node): Dump new flag.
21073 * cgraph.h (struct cgraph_node): Add address_taken.
21074 (cgraph_mark_address_taken_node): New function.
21075 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21076 since new direct calls can be born.
21078 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21080 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21081 tok->val.node.node.
21083 2009-05-10 Jan Hubicka <jh@suse.cz>
21085 PR middle-end/40084
21086 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21088 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21089 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21090 * tree-inline.c (copy_bb): Set frequency correctly.
21091 (fold_marked_statements): Update call to
21092 cgraph_update_edges_for_call_stmt.
21094 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21096 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21097 identifiers in diagnostics.
21098 * config/arm/arm.c (arm_handle_fndecl_attribute,
21099 arm_handle_isr_attribute): Likewise.
21100 * config/avr/avr.c (avr_handle_progmem_attribute,
21101 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21102 * config/bfin/bfin.c (handle_int_attribute,
21103 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21104 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21105 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21107 * config/darwin.c (darwin_handle_kext_attribute,
21108 darwin_handle_weak_import_attribute): Likewise.
21109 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21110 h8300_handle_eightbit_data_attribute,
21111 h8300_handle_tiny_data_attribute): Likewise.
21112 * config/i386/i386.c (ix86_handle_cconv_attribute,
21113 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21114 * config/i386/winnt.c (ix86_handle_shared_attribute,
21115 ix86_handle_selectany_attribute): Likewise.
21116 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21117 * config/m32c/m32c.c (function_vector_handler): Likewise.
21118 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21119 m68hc11_handle_fntype_attribute): Likewise.
21120 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21121 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21122 * config/mips/mips.c (mips_insert_attributes,
21123 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21124 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21125 rs6000_handle_struct_attribute): Likewise.
21126 * config/sh/sh.c (sh_insert_attributes,
21127 sh_handle_resbank_handler_attribute,
21128 sh_handle_interrupt_handler_attribute,
21129 sh2a_handle_function_vector_handler_attribute,
21130 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21132 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21133 * config/spu/spu.c (spu_handle_fndecl_attribute,
21134 spu_handle_vector_attribute): Likewise.
21135 * config/stormy16/stormy16.c
21136 (xstormy16_handle_interrupt_attribute): Likewise.
21137 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21138 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21140 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21142 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21143 (pp_translate_identifiers): New.
21144 (pp_identifier): Only conditionally translate identifier to locale
21146 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21147 (pp_base_tree_identifier): Only conditionally translate identifier
21148 to locale character set.
21149 * c-pretty-print.c (M_): Define.
21150 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21151 fragments for conditional translation with M_.
21152 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21153 identifier translation.
21155 2009-05-10 Richard Guenther <rguenther@suse.de>
21157 PR tree-optimization/40081
21158 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21159 using the main variant of the element type. Do not fiddle with
21160 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21162 2009-05-09 Jan Hubicka <jh@suse.cz>
21164 PR middle-end/40080
21165 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21166 indirect calls; verify cgraph afterwards.
21168 2009-05-09 Jan Hubicka <jh@suse.cz>
21171 * ipa.c (update_inlined_to_pointer): New function.
21172 (cgraph_remove_unreachable_nodes): Use it.
21174 2009-05-09 Jan Hubicka <jh@suse.cz>
21176 * tree-eh.c (struct leh_state): Remove prev_try.
21177 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21178 not track prev_try.
21179 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21180 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21181 remove_eh_handler_and_replace, foreach_reachable_handler,
21182 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21183 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21184 (gen_eh_region_cleanup): Update prototype.
21186 2009-05-09 Jan Hubicka <jh@suse.cz>
21188 PR middle-end/40043
21189 * except.c (copy_eh_region): Always set prev_try.
21190 (redirect_eh_edge_to_label): Find outer try.
21191 (foreach_reachable_handler): When looking for prev try
21192 handle case where previous try is not going to be taken.
21194 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21196 PR tree-optimization/40049
21197 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21198 only vector/vector shifts, convert the type of the constant to the
21199 appropriate type to avoid building incorrect trees, which
21200 eventually have problems with garbage collection.
21202 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21204 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21205 -1 for complex floating-point types if honoring signed zeros.
21207 2009-05-08 Jan Hubicka <jh@suse.cz>
21209 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21210 argument; handle correctly when profile is absent.
21211 (build_cgraph_edges): Update.
21212 (rebuild_cgraph_edges): Update.
21213 * cgraph.c: Do not include varray.h.
21214 (cgraph_set_call_stmt_including_clones): New function.
21215 (cgraph_create_edge_including_clones): Likewise
21216 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21217 (cgraph_update_edges_for_call_stmt): Handle clones.
21218 (cgraph_remove_node): Handle clone tree.
21219 (cgraph_remove_node_and_inline_clones): New function.
21220 (dump_cgraph_node): Dump clone tree.
21221 (cgraph_clone_node): Handle clone tree.
21222 (clone_function_name): Bring here from tree-inline.c.
21223 (cgraph_create_virtual_clone): New function.
21224 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21225 (cgraph_clone_info): New function.
21226 (strut cgraph_node): Add clone_info and new clone tree pointers.
21227 (cgraph_remove_node_and_inline_clones,
21228 cgraph_set_call_stmt_including_clones,
21229 cgraph_create_edge_including_clones,
21230 cgraph_create_virtual_clone): Declare.
21231 (cgraph_function_versioning): Use VEC argument.
21232 (compute_call_stmt_bb_frequency): Update prototype.
21233 (cgraph_materialize_all_clones): New function.
21234 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21235 (ipcp_create_replace_map): Update to VECtors.
21236 (ipcp_update_callgraph): Use virtual clones.
21237 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21238 (ipcp_update_profiling): Do not update local profiling.
21239 (ipcp_insert_stage): Use VECtors and virtual clones.
21240 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21241 (clone_of_p): New function.
21242 (cgraph_preserve_function_body_p): Use clone tree.
21243 (cgraph_optimize): Materialize clones.
21244 (cgraph_function_versioning): Update for VECtors.
21245 (save_inline_function_body): Use clone tree.
21246 (cgraph_materialize_clone): New function.
21247 (cgraph_materialize_all_clones): Likewise.
21248 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21249 * ipa.c: Include gimple.h.
21250 (cgraph_remove_unreachable_nodes): Use clone tree.
21251 * ipa-prop.c (ipa_note_param_call): Update call to
21252 compute_call_stmt_bb_frequencycall.
21253 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21254 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21255 (copy_bb): Handle updating of clone tree; add new edge when new call
21257 (expand_call_inline): Be strict about every call having edge.
21258 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21259 (delete_unreachable_blocks_update_callgraph): New function.
21260 (tree_function_versioning): Use VECtors; always remove unreachable
21261 blocks and fold conditionals.
21262 * tree-inline.h: Do not include varray.h.
21263 (tree_function_versioning): Remove.
21264 * Makefile.in (GTFILES): Remove tree-inline.c
21265 * passes.c (do_per_function): Do only functions having body.
21266 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21269 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21270 Andrew Morrow <acm@google.com>
21273 * c-common.c (c_common_attribute_table): Permit deprecated
21274 attribute to take an optional argument.
21275 (handle_deprecated_attribute): If the optional argument to
21276 __attribute__((deprecated)) is not a string ignore the attribute
21277 and emit a warning.
21279 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21280 * c-typeck.c (build_component_ref): Likewise.
21281 (build_external_ref): Likewise.
21283 * toplev.c (warn_deprecated_use): Add an attribute argument.
21284 Emit the message associated with __attribute__((deprecated)).
21286 * toplev.h (warn_deprecated_use): Updated.
21288 * doc/extend.texi: Document new optional parameter to
21289 __attribute__((deprecated))
21291 2009-05-08 Michael Eager <eager@eagercon.com>
21293 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21294 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21296 2009-05-08 Richard Guenther <rguenther@suse.de>
21298 PR tree-optimization/40062
21299 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21300 Avoid exponential behavior.
21302 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21304 PR rtl-optimization/33928
21306 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21307 process_uses, build_single_def_use_links): New.
21308 (update_df): Update use_def_ref.
21309 (forward_propagate_into): Use get_def_for_use instead of use-def
21311 (fwprop_init): Call build_single_def_use_links and let it initialize
21313 (fwprop_done): Free use_def_ref.
21314 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21315 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21316 df_rd_simulate_one_insn): New.
21317 (df_rd_bb_local_compute_process_def): Update head comment.
21318 (df_chain_create_bb): Use the new RD simulation functions.
21319 * df.h (df_rd_simulate_artificial_defs_at_top,
21320 df_rd_simulate_one_insn): New.
21321 * opts.c (decode_options): Enable fwprop at -O1.
21322 * doc/invoke.texi (-fforward-propagate): Document this.
21324 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21327 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21328 and one complex operand specially.
21329 * tree-complex.c (some_nonzerop): Do not identify a real value as
21330 zero if flag_signed_zeros.
21332 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21334 PR rtl-optimization/33928
21335 * loop-invariant.c (record_use): Fix && vs. || mishap.
21337 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21339 PR rtl-optimization/33928
21340 * loop-invariant.c (struct use): Add addr_use_p.
21341 (struct def): Add n_addr_uses.
21342 (struct invariant): Add cheap_address.
21343 (create_new_invariant): Set cheap_address.
21344 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21345 (record_uses): Pass df_ref to record_use.
21346 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21349 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21351 * config/sh/sh.c: Do not include c-pragma.h.
21353 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21355 * config/spu/spu.c: Remove include of c-common.h.
21357 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21360 * c-common.h (mark_valid_location_for_stdc_pragma,
21361 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21362 clear_float_const_decimal64, float_const_decimal64_p): New.
21363 * c.opt (Wunsuffixed-float-constants): New.
21364 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21365 unsuffixed float constant, handle new warning.
21366 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21367 * c-decl.c (c_scope): New flag float_const_decimal64.
21368 (set_float_const_decimal64, clear_float_const_decimal64,
21369 float_const_decimal64_p): New.
21370 (push_scope): Set new flag.
21371 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21372 to use STDC pragmas.
21373 (c_parser_external_declaration): Ditto.
21374 (c_parser_compound_statement_nostart): Ditto.
21375 * c-pragma.c (valid_location_for_stdc_pragma,
21376 mark_valid_location_for_stdc_pragma,
21377 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21378 handle_pragma_float_const_decimal64): New.
21379 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21380 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21381 set_float_const_decimal64, clear_float_const_decimal64,
21382 float_const_decimal64_p): New dummy functions.
21383 * doc/extend.texi (Decimal Float): Remove statement that the
21384 pragma, and suffix for double constants, are not supported.
21385 * doc/invoke.texi (Warning Options): List new option.
21386 (-Wunsuffixed-float-constants): New.
21388 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21390 * config/i386/i386.c: Do not include c-common.h.
21392 2009-05-07 Mark Heffernan <meheff@google.com>
21394 * doc/invoke.texi (Debugging Options): Document change of debugging
21396 * opts.c (decode_options): Make dump_base_name relative to
21397 aux_base_name directory.
21399 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21401 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21402 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21404 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21406 * Makefile.in (install-plugin): Simplify a bit.
21408 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21410 * Makefile.in (OBJS-common): Add regcprop.o.
21412 * timevar.def (TV_CPROP_REGISTERS): New.
21413 * regrename.c (regrename_optimize): Return 0.
21414 (rest_of_handle_regrename): Delete.
21415 (pass_rename_registers): Point to regrename_optimize.
21416 (struct value_data_entry, struct value_data,
21417 kill_value_one_regno, kill_value_regno, kill_value,
21418 set_value_regno, init_value_data, kill_clobbered_value,
21419 kill_set_value, kill_autoinc_value, copy_value,
21420 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21421 replace_oldest_value_reg, replace_oldest_value_addr,
21422 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21423 debug_value_data, validate_value_data): Move...
21424 * regcprop.c: ... here.
21425 (rest_of_handle_cprop): Delete.
21426 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21428 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21430 PR middle-end/40057
21431 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21432 GEN_INT for 1 << bitnum.
21433 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21434 build_int_cst_type.
21436 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21438 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21439 Remove wrong description of "nand" operation.
21441 2009-05-06 Richard Guenther <rguenther@suse.de>
21442 Adam Nemet <anemet@caviumnetworks.com>
21444 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21445 comment. Add that if LHS is not a gimple register, then RHS1 has
21446 to be a single object (GIMPLE_SINGLE_RHS).
21448 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21450 * expr.c (get_def_for_expr): Move it up in the file.
21451 (store_field): When expanding a bit-field store, look at the
21452 defining gimple stmt for the masking conversion.
21454 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21456 PR middle-end/39986
21457 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21458 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21459 32-bit memcpy into long.
21461 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21463 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21464 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21466 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21467 instead of appending DW_OP_deref*.
21469 2009-05-06 Michael Matz <matz@suse.de>
21471 PR middle-end/40021
21472 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21473 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21475 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21477 * Makefile.in (install-plugin): Fix srcdir handling.
21479 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21481 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21482 when processing for not_regs_needed bitmap.
21483 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21484 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21485 handling it for rhs.
21487 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21489 * config/i386/i386.md (unnamed inc/dec peephole): Use
21490 optimize_insn_for_size_p instead of optimize_size.
21491 * config/i386/predicates.md (incdec_operand): Likewise.
21492 (aligned_operand): Likewise.
21493 * config/i386/sse.md (divv8sf3): Likewise.
21494 (sqrtv8sf2): Likewise.
21496 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21498 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21500 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21502 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21504 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21505 ssemodesuffixf2c with avxmodesuffixf2c.
21507 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21510 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21512 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21514 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21515 (struct tree_base): Adjust spacing for 8 bit boundaries.
21516 (struct tree_decl_common): Add decl_by_reference_flag bit.
21517 (DECL_BY_REFERENCE): Adjust.
21518 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21519 print DECL_BY_REFERENCE bit.
21520 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21521 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21522 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21523 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21526 PR middle-end/39666
21527 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21528 range of the type, but default label is missing, add it with one
21529 of the existing labels instead of adding a new label for it.
21531 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21535 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21537 * Makefile.in (enable_plugin, plugin_includedir): New.
21538 (install): Depend on install-plugin.
21539 (PLUGIN_HEADERS): New.
21540 (install-plugin): New.
21541 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21543 2009-05-05 Richard Guenther <rguenther@suse.de>
21545 PR tree-optimization/40022
21546 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21548 (phivn_valid_p): Fix tuplification error, simplify.
21549 (phiprop_insert_phi): Add dumps.
21550 (propagate_with_phi): Simplify.
21552 2009-05-05 Richard Guenther <rguenther@suse.de>
21554 PR middle-end/40023
21555 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21557 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21559 * tree.h (strip_float_extensions): Remove duplicate declaration.
21560 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21561 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21562 block_ultimate_origin): Rearrange the declarations line to match the
21563 comment that indicates the .c file which the functions are defined.
21564 (dwarf2out_*, set_decl_rtl): Add comment.
21565 (get_base_address): Adjust comment.
21566 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21567 declarations line and add comment.
21568 (is_builtin_name): Add blank after function name, for clarity.
21570 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21572 * attribs.c (decl_attributes): Use %qE for identifiers in
21574 * cgraphunit.c (verify_cgraph_node): Translate function names to
21575 locale character set in diagnostics.
21576 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21578 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21579 Document that functions are named in UTF-8.
21580 * expr.c (expand_expr_real_1): Translate function names to locale
21581 character set in diagnostics.
21582 * gimplify.c (omp_notice_variable, omp_is_private,
21583 gimplify_scan_omp_clauses): Use %qE for identifiers in
21585 * langhooks.c (lhd_print_error_function): Translate function names
21586 to locale character set.
21587 * langhooks.h (decl_printable_name): Document that return value is
21588 in internal character set.
21589 * stmt.c: Include pretty-print.h
21590 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21592 (resolve_operand_name_1): Translate named operand name to locale
21594 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21596 * toplev.c (announce_function): Translate function names to locale
21598 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21599 (default_tree_printer): Use pp_identifier or translate identifiers
21600 to locale character set. Mark "<anonymous>" for translation.
21601 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21602 for identifiers in diagnostics.
21603 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21605 * varasm.c (output_constructor): Use %qE for identifiers in
21608 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21610 * configure.ac: use ` ` instead of $()
21611 * configure: Regenerate.
21613 2009-05-05 Ben Elliston <bje@au.ibm.com>
21615 * config/pa/linux-atomic.c: Eliminate conditional include of
21616 errno.h on non-LP64 systems to simplify build requirements.
21618 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21620 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21622 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21623 and pass value to identifier_to_locale.
21624 (warn_variable_length_array): Make name a tree.
21625 (grokdeclarator): Separate diagnostic texts for named and unnamed
21626 declarators. Use %qE for named declarators.
21627 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21629 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21630 identifiers in diagnostics.
21631 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21632 identifier_to_locale. Mark "anonymous" strings for translation.
21634 2009-05-04 Michael Eager <eager@eagercon.com>
21636 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21637 address for DImode/DFmode only if double-precision FP regs.
21639 2009-05-04 Michael Eager <eager@eagercon.com>
21641 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21642 TARGET_SINGLE_FLOAT check.
21644 2009-05-04 Michael Eager <eager@eagercon.com>
21646 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21648 2009-05-04 Michael Eager <eager@eagercon.com>
21650 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21651 * config/rs6000/t-xilinx: New
21653 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21655 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21656 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21657 * gcc/explow.c (memory_address): Use target hook.
21658 * gcc/targhooks.c (default_legitimize_address): New.
21659 * gcc/targhooks.h (default_legitimize_address): New.
21660 * gcc/target.h (legitimize_address): New.
21661 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21662 (TARGET_INITIALIZER): Include it.
21663 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21665 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21666 * config/bfin/bfin.c (legitimize_address): Remove.
21667 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21668 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21670 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21671 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21673 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21674 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21675 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21676 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21677 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21678 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21679 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21680 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21681 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21682 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21683 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21684 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21685 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21686 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21687 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21688 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21689 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21690 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21691 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21692 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21693 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21694 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21695 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21697 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21698 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21699 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21700 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21701 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21702 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21703 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21704 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21705 (thumb_legitimize_address): Delete.
21706 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21707 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21708 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21709 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21710 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21711 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21713 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21716 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21717 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21718 * config/m32r/m32r.c (m32r_legitimize_address): New.
21719 * config/m68k/m68k.c (m68k_legitimize_address): New.
21720 * config/score/score.c (score_legitimize_address): Standardize.
21721 * config/score/score3.c (score3_legitimize_address): Standardize.
21722 * config/score/score3.h (score3_legitimize_address): Adjust.
21723 * config/score/score7.c (score7_legitimize_address): Standardize.
21724 * config/score/score7.h (score7_legitimize_address): Adjust.
21725 * config/sh/sh.c (sh_legitimize_address): New.
21726 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21728 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21729 (s390_legitimize_address): ... this.
21730 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21731 (sparc_legitimize_address): ... this.
21732 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21733 (ix86_legitimize_address): ... this.
21734 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21735 (avr_legitimize_address): ... this.
21736 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21737 (mn10300_legitimize_address): ... this.
21738 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21739 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21740 (alpha_expand_mov): Adjust call.
21742 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21743 * config/spu/spu.c (spu_legitimize_address): Likewise.
21744 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21745 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21747 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21749 * intl.c (locale_encoding, locale_utf8): New.
21750 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21751 * intl.h (locale_encoding, locale_utf8): Declare.
21752 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21753 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21755 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21757 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21758 (pp_base_tree_identifier): Declare as function.
21759 (identifier_to_locale): Declare.
21760 * Makefile.in (pretty-print.o): Update dependencies.
21761 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21763 2009-05-04 Richard Guenther <rguenther@suse.de>
21765 PR middle-end/40015
21766 * builtins.c (fold_builtin_memory_op): Do not decay to element
21767 type if the size matches the whole array.
21769 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21771 * expmed.c (synth_mult): When trying out a shift, pass the result
21774 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21776 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21777 (shiftsub1_cost): New.
21778 (init_expmed): Compute shiftsub1_cost.
21779 (synth_mult): Optimize multiplications by constants of the form
21780 -(2^^m-1) for some constant positive integer m.
21782 2009-05-03 Richard Guenther <rguenther@suse.de>
21785 * c-typeck.c (array_to_pointer_conversion): Do not built
21786 ADDR_EXPRs of arrays of pointer-to-element type.
21787 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21788 up wrong ADDR_EXPRs after-the-fact.
21789 * c-common.c (strict_aliasing_warning): Strip pointer
21790 conversions for obtaining the original type.
21791 * builtins.c (fold_builtin_memset): Handle array types.
21792 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21795 2009-05-03 Richard Guenther <rguenther@suse.de>
21797 PR middle-end/23329
21798 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21799 Do not lose casts from array types with unknown extent to array
21800 types with known extent.
21801 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21802 alias set compatibility.
21804 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21806 * flags.h (extra_warnings): Delete.
21807 * toplev.c (process_options): Handle Wuninitialized here.
21808 * opts.c (extra_warnings): Delete.
21809 (set_Wextra): Delete.
21810 (common_handle_option): -Wextra can be handled automatically.
21811 * c-opts.c (c_common_handle_option): Delete obsolete code.
21812 (c_common_post_options): Simplify comment.
21813 * common.opt (W): Add Var.
21815 (Wuninitialized): Initialize to -1.
21817 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21818 Richard Guenther <rguenther@suse.de>
21820 * expr.c (get_def_for_expr): New function.
21821 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21822 SSA rather than trees.
21823 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21824 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21826 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21828 * c-common.c (reswords): Add _Imaginary.
21829 * c-common.c (enum rid): Add RID_IMAGINARY.
21831 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21833 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21834 Patch by Richard Guenther.
21836 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21838 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21839 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21840 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21841 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21842 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21843 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21844 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21845 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21846 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21847 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21848 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21849 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21850 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21851 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21852 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21853 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21854 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21855 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21857 2009-05-02 Richard Guenther <rguenther@suse.de>
21859 PR tree-optimization/39940
21860 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21863 2009-05-02 Richard Guenther <rguenther@suse.de>
21865 PR middle-end/40001
21866 * tree-ssa.c (execute_update_addresses_taken): Properly check
21867 if we can mark a variable DECL_GIMPLE_REG_P.
21868 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21869 back to the end of the function.
21870 (is_gimple_reg_type): Remove complex type special casing.
21871 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21874 2009-05-02 Ben Elliston <bje@au.ibm.com>
21876 * doc/collect2.texi (Collect2): Document search path behaviour
21877 when configured with --with-ld.
21879 2009-05-02 Jan Hubicka <jh@suse.cz>
21881 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21882 parameter; update callers.
21883 (coalesce_cost_edge): EH edges are costier because they needs
21884 splitting even if not critical and even more costier when there are
21885 multiple EH predecestors.
21887 2009-05-02 Jan Hubicka <jh@suse.cz>
21889 * except.c (remove_eh_handler_and_replace): Handle updating after
21890 removing TRY blocks.
21892 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21894 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21896 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21898 * varasm.c: Do not include c-pragma.h.
21899 * attribs.c: Do not incude c-common.h.
21901 2009-05-01 Michael Matz <matz@suse.de>
21903 * calls.c (initialize_argument_information): Handle SSA names like
21904 decls with a non MEM_P DECL_RTL.
21906 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21908 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21909 * ipa-utils.c: Likewise.
21910 * ipa-type-escape.c: Likewise.
21911 * cgraphunit.c Do not include c-common.h.
21912 * ipa-pure-const.c: Likewise.
21913 * tree-if-conv.c: Likewise.
21914 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21915 * ipa-struct-reorg.c: Likewise.
21916 * tree-nomudflap.c: Likewise.
21917 * tree-ssa-structalias.c: Likewise.
21919 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21921 * store-motion.c: Many cleanups to make this pass a first-class
21922 citizen instead of an appendix to gcse load motion. Add TODO list
21923 to make this pass faster/cleaner/better.
21925 (struct ls_expr): Post gcse.c-split cleanups.
21926 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21927 "stores" field to "avail_stores".
21928 (pre_ldst_mems): Rename to store_motion_mems.
21929 (pre_ldst_table): Rename to store_motion_mems_table.
21930 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21931 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21932 (ldst_entry): Rename to st_expr_entry, update users.
21933 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21934 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21935 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21937 (first_ls_expr): Rename to first_st_expr, update users.
21938 (next_ls_expr): Rename to next_st_expr, update users.
21939 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21940 fields properly for store motion instead of names inherited from load
21942 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21943 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21946 (ae_kill): Rename to st_kill, update users.
21947 (ae_gen): Rename to st_avloc, update users.
21948 (transp): Rename to st_transp, update users.
21949 (pre_insert_map): Rename to st_insert_map, update users.
21950 (pre_delete_map): Rename to st_delete_map, update users.
21951 (insert_store, build_store_vectors, free_store_memory,
21952 one_store_motion_pass): Update for abovementioned changes.
21954 (gcse_subst_count, gcse_create_count): Remove.
21955 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21956 and "n_stores_created", local variables.
21958 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21961 (regvec, compute_store_table_current_insn): Remove.
21962 (reg_set_info, reg_clear_last_set): Remove.
21963 (compute_store_table): Use DF caches instead of local dataflow
21966 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21968 * c-objc-common.c (c_tree_printer): Print identifiers with
21969 pp_identifier, not pp_string. Mark "({anonymous})" for
21971 * c-pretty-print.c (pp_c_ws_string): New.
21972 (pp_c_cv_qualifier, pp_c_type_specifier,
21973 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21974 pp_c_storage_class_specifier, pp_c_function_specifier,
21975 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21976 pp_c_primary_expression, pp_c_postfix_expression,
21977 pp_c_unary_expression, pp_c_shift_expression,
21978 pp_c_relational_expression, pp_c_equality_expression,
21979 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21980 use pp_string and pp_c_ws_string in place of pp_identifier and
21981 pp_c_identifier for non-identifiers. Mark English strings for
21983 * c-pretty-print.h (pp_c_ws_string): Declare.
21985 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21986 Roland McGrath <roland@redhat.com>
21988 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21989 (ENABLE_LD_BUILDID): New configuration option.
21990 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21991 (LINK_BUILDID_SPEC): New macro.
21992 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21994 * doc/install.texi: Document --enable-linker-build-id option.
21995 * configure: Rebuild.
21996 * config.in: Rebuild.
21998 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22000 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22001 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22002 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22003 MIPS_GP_SAVE_AREA_SIZE.
22004 * config/mips/mips.c (struct mips_frame_info): Update comment
22005 before arg_pointer_offset and hard_frame_pointer_offset.
22006 (mips_compute_frame_info): Update diagram before function: to
22007 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22008 indicate the position of frame_pointer_rtx with -fstack-protector and
22009 to show args_size. Don't allocate cprestore area for leaf functions
22010 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22012 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22014 2009-04-30 Michael Matz <matz@suse.de>
22016 PR tree-optimization/39955
22017 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22019 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22021 * ira.c (setup_cover_and_important_classes): Use safe macro
22022 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22024 * genpreds.c (write_tm_preds_h): Output suitable definition of
22025 REG_CLASS_FOR_CONSTRAINT.
22027 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22029 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22031 * bitmap.c (bitmap_descriptor): Likewise.
22032 * ggc-common.c (loc_descriptor): Likewise.
22033 * varray.c (varray_descriptor): Likewise.
22034 * vec.c (vec_descriptor): Likewise.
22036 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22038 * Makefile.in (dce.o): Add $(EXCEPT_H).
22039 * dce.c: Include except.h and delete redundant vector definitions.
22040 (deletable_insn_p): Return false for non-call insns that can throw
22043 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22045 * gcse.c (ae_gen): Remove.
22046 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22047 and make non-static function to make it available in store-motion.c.
22048 Update call sites with search-and-replace.
22049 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22050 extract_mentioned_regs, extract_mentioned_regs_helper,
22051 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22052 store_killed_in_insn, store_killed_after, store_killed_before,
22053 build_store_vectors, insert_insn_start_basic_block, insert-store,
22054 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22055 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22056 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22057 * store-motion.c: ...new file. Also copy data structures from gcse.c
22058 and clean up to remove parts not used by store motion.
22059 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22060 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22062 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22065 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22066 when optimizing for size.
22068 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22070 * gcse.c (gcse_constant_p): Fix typo in last change.
22072 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22074 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22076 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22078 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22080 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22082 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22083 CONST_HIGH_PART result.
22085 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22087 * config/avr/avr.c (initial_elimination_offset): Rename to
22088 avr_initial_elimination_offset.
22089 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22090 change return type to bool.
22091 (avr_can_eliminate): New function.
22092 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22093 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22094 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22095 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22096 avr_initial_elimination_offset.
22097 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22098 (avr_initial_elimination_offset): Define.
22100 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22101 Steven Bosscher <steven@gcc.gnu.org>
22103 PR rtl-optimization/39938
22104 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22105 * cfgrtl.c: Include insn-attr.h.
22106 (rest_of_pass_free_cfg): New function.
22107 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22108 * resource.c (init_resource_info): Remove call to df_analyze.
22110 2009-04-29 Richard Guenther <rguenther@suse.de>
22113 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22114 allow conversion to signed integers.
22116 2009-04-29 Richard Guenther <rguenther@suse.de>
22118 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22119 shifts of floating point vectors if the shift amount is
22120 a constant multiple of the element size.
22122 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22123 Michael Matz <matz@suse.de>
22125 PR middle-end/39927
22127 * tree-outof-ssa.c (emit_partition_copy): New function.
22128 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22129 insert_part_to_rtx_on_edge): Perform the partition base var
22130 copy using emit_partition_copy.
22131 (insert_value_copy_on_edge): Convert constants to the right mode.
22132 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22133 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22135 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22137 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22138 scan backwards to try to find a constant to initialize it.
22140 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22141 insn before the loop_end instruction, don't look past labels.
22143 2009-04-29 Richard Guenther <rguenther@suse.de>
22145 PR middle-end/39937
22146 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22147 loose type conversions.
22148 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22149 stmts only if there are no uses of its definition.
22151 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22153 * config/bfin/bfin.h (splitting_loops): Declare.
22154 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22155 Reorder bit definitions to be ascending.
22156 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22157 * config/bfin/bfin.c (splitting_loops): New variable.
22158 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22159 (struct loop_info): Remove members INIT and LOOP_INIT.
22160 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22161 the LSETUP sequence. Allow LC to be loaded from any register, but
22162 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22163 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22165 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22166 of reload_completed.
22169 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22171 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22173 * Makefile.in (PLUGIN_VERSION_H): New.
22174 (OBJS-common): Remove plugin-version.o.
22175 (plugin.o): Depend on (PLUGIN_VERSION_H).
22176 (plugin-version.o): Remove.
22177 * configure: Regenerate
22178 * configure.ac: Create plugin-version.h.
22179 * gcc-plugin.h (plugin_gcc_version): Remove.
22180 (plugin_default_version_check): Change signature.
22181 * plugin-version.c: Remove.
22182 * plugin.c: Include plugin-version.h.
22183 (str_plugin_gcc_version_name): Remove.
22184 (try_init_one_plugin): Pass gcc version to plugin_init.
22185 (plugin_default_version_check): Both gcc and plugin versions are now
22188 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22190 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22191 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22192 Remove special case testing for last insn of inner loops. Don't fail
22193 if the loop ends with a jump, emit an extra nop instead.
22195 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22196 DREGS rather than comparing directly. Remove code that tries to
22197 account for latencies.
22199 2009-04-29 Richard Guenther <rguenther@suse.de>
22201 PR tree-optimization/39941
22202 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22203 eliminating an indirect call.
22205 2009-04-29 Richard Guenther <rguenther@suse.de>
22207 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22208 parameter. Allow invariants as base if !require_lvalue.
22209 (verify_gimple_assign_single): Adjust.
22211 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22213 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22214 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22215 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22216 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22217 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22219 * config/bfin/bfin.c (bfin_expand_builtin,
22220 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22222 2009-04-28 Richard Guenther <rguenther@suse.de>
22224 * tree-vect-loop.c (get_initial_def_for_induction): Use
22225 correct types for pointer increment.
22227 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22229 * toplev.c (print_version): Update GMP version string calculation.
22231 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22233 PR rtl-optimization/39938
22234 * resource.c (init_resource_info): Add call to df_analyze.
22236 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22238 * config/alpha/alpha.md (usegp): Cast the result of
22239 alpha_find_lo_sum_using_gp to enum attr_usegp.
22240 * config/alpha/alpha.c (override_options): Remove end-of-structure
22241 marker element from cpu_table. Use array size of cpu_table to handle
22242 -mcpu and -mtune options.
22243 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22245 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22247 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22248 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22249 tune_32 and tune_64.
22250 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22251 support on PowerPC.
22252 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22253 * config/rs6000/option-defaults.h: ... here. New file.
22254 (OPT_64, OPT_32): Define.
22255 (MASK_64BIT): Define to 0 if not already defined.
22256 (OPT_ARCH64, OPT_ARCH32): Define.
22257 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22260 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22262 * config/arm/arm.c (arm_override_options): Emit error on using
22265 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22267 PR rtl-optimization/39914
22268 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22269 registers for allocnos created from user-defined variables only
22270 when not optimizing.
22272 2009-04-28 Richard Guenther <rguenther@suse.de>
22274 PR middle-end/39937
22275 * fold-const.c (fold_binary): Use distribute_real_division only
22278 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22280 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22281 add hpux-stdint.h to tm_file.
22282 (hppa[12]*-*-hpux11*): Ditto.
22283 (ia64*-*-hpux*): Ditto.
22284 * config/hpux-stdint.h: New.
22285 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22286 __STDC_EXT__ for all compiles.
22287 * config/pa/pa-hpux.h: Ditto.
22288 * config/pa/pa-hpux10.h: Ditto.
22289 * config/pa/pa-hpux11.h: Ditto.
22291 2009-04-28 Catherine Moore <clm@codesourcery.com>
22293 * debug.h (set_name): Add comment.
22295 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22298 * config/darwin.c (machopic_gen_offset): Check
22299 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22300 * config/arm/arm.c (require_pic_register): Likewise.
22302 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22304 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22305 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22306 m32c_promote_prototypes): Delete.
22308 2009-04-28 Michael Matz <matz@suse.de>
22310 PR middle-end/39922
22311 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22314 2009-04-28 Richard Guenther <rguenther@suse.de>
22316 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22318 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22320 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22321 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22322 * config/arm/arm-tune.md: Regenerate.
22324 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22326 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22327 block if there are complex incoming edges.
22328 (sel_merge_blocks): Remove useless assert.
22329 (sel_redirect_edge_and_branch): Check that edge was redirected.
22330 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22331 (sel_find_rgns): Delete declaration.
22332 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22333 the region when it is not a preheader.
22335 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22338 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22340 2009-04-28 Richard Guenther <rguenther@suse.de>
22342 * tree.h (SSA_NAME_VALUE): Remove.
22343 (struct tree_ssa_name): Remove value_handle member.
22344 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22345 array for jump threading.
22346 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22348 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22349 * tree-flow.h (threadedge_initialize_values): Declare.
22350 (threadedge_finalize_values): Likewise.
22351 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22352 (SSA_NAME_VALUE): Define.
22353 (threadedge_initialize_values): New function.
22354 (threadedge_finalize_values): Likewise.
22355 * tree-ssa-dom.c (ssa_name_values): New global variable.
22356 (SSA_NAME_VALUE): Define.
22357 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22359 2009-04-28 Ira Rosen <irar@il.ibm.com>
22361 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22362 Use REPORT_VECTORIZED_LOCATIONS instead
22363 REPORT_VECTORIZED_LOOPS.
22364 * tree-vectorizer.c (vect_verbosity_level): Make static.
22365 (vect_loop_location): Rename to vect_location.
22366 (vect_set_verbosity_level): Update comment.
22367 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22369 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22370 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22371 instead REPORT_UNVECTORIZED_LOOPS.
22372 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22373 and vect_loop_def to vect_external_def and vect_internal_def.
22374 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22375 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22376 REPORT_UNVECTORIZED_LOCATIONS.
22377 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22378 and vect_used_in_loop and to vect_unused_in_scope and
22379 vect_used_in_scope.
22380 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22381 (vect_verbosity_level): Remove declaration.
22382 (vect_analyze_operations): Likewise.
22383 (vect_analyze_stmt): Declare.
22384 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22385 REPORT_UNVECTORIZED_LOCATIONS.
22386 (vect_get_loop_niters): Fix indentation.
22387 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22388 (vect_analyze_loop_operations): New function.
22389 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22390 vect_analyze_operations.
22391 (vect_is_simple_reduction): Use new names.
22392 (vectorizable_live_operation, vect_transform_loop): Likewise.
22393 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22394 to specify whether the data references can be a part of interleaving
22396 (vect_analyze_data_ref_dependence): Use new names.
22397 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22398 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22399 * tree-vect-patterns.c (widened_name_p): Use new names.
22400 (vect_recog_dot_prod_pattern): Likewise.
22401 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22402 (process_use, vect_mark_stmts_to_be_vectorized,
22403 vect_model_simple_cost, vect_model_store_cost,
22404 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22405 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22406 vectorizable_operation, vectorizable_type_demotion,
22407 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22408 vectorizable_condition): Likewise.
22409 (vect_analyze_operations): Split into vect_analyze_loop_operations
22411 (vect_analyze_stmt): ... new function.
22412 (new_stmt_vec_info): Use new names.
22413 (vect_is_simple_use): Use new names and fix comment.
22414 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22415 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22417 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22420 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22421 and integer modes for x87 operands. Do not ICE for unsupported size,
22422 generate error instead. Generate error for unsupported operand types.
22423 ['z']: Do not handle HImode memory operands specially. Warning
22424 for floating-point operands. Fallthru to 'Z' for unsupported operand
22425 types. Do not ICE for unsupported size, generate error instead.
22426 (output_387_binary_op): Use %Z to output operands.
22427 (output_fp_compare): Ditto.
22428 (output_387_reg_move): Ditto.
22430 2009-04-28 Ben Elliston <bje@au.ibm.com>
22435 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22437 * builtins.c (c_strlen): Do not warn here.
22438 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22439 * c-common.c (pointer_int_sum): Take an explicit location.
22440 Warn about offsets out of bounds.
22441 * c-common.h (pointer_int_sum): Adjust declaration.
22443 2009-04-27 Ian Lance Taylor <iant@google.com>
22445 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22447 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22448 * df-core.c (df_set_flags): Change return type to int. Change
22449 type of old_flags to int.
22450 (df_clear_flags): Likewise.
22451 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22452 (df_get_conditional_uses): Likewise.
22453 * df.h (df_set_flags, df_clear_flags): Update declarations.
22454 * dwarf2out.c (struct indirect_string_node): Change type of form
22455 field to enum dwarf_form.
22456 (AT_string_form): Change return type to enum dwarf_form.
22457 * fixed-value.c (fixed_compare): Add cast to enum type.
22458 * fwprop.c (update_df): Change 0 to VOIDmode.
22459 * gensupport.c: Change 0 to UNKNOWN.
22460 * gimple.h (gimple_cond_code): Add cast to enum type.
22461 * haifa-sched.c (reemit_notes): Add cast to enum type.
22462 * hooks.c (hook_int_void_no_regs): Remove function.
22463 * hooks.h (hook_int_void_no_regs): Remove declaration.
22464 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22465 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22466 * real.c (real_arithmetic): Add cast to enum type.
22467 (real_compare): Likewise.
22468 * target.h (struct gcc_target): Change return type of
22469 branch_target_register_class to enum reg_class.
22470 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22471 default_branch_target_register_class.
22472 * targhooks.c (default_branch_target_register_class): New function.
22473 * targhooks.h (default_branch_target_register_class): Declare.
22474 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22475 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22477 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22479 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22480 vect_uninitialized_def. Change 0 to ERROR_MARK.
22481 * tree-vect-stmts.c (supportable_widening_operation): Don't
22482 initialize icode1 and icode2.
22483 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22484 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22486 (cmn_err_flag_specs): Change 0 to STD_C89.
22487 (cmn_err_char_table): Likewise.
22488 * config/arm/arm.c (get_arm_condition_code): Change type of code
22489 to enum arm_cond_code.
22490 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22491 (IWMMXT_BUILTIN2): Likewise.
22492 (neon_builtin_type_bits): Don't define typedef.
22493 (neon_builtin_datum): Change type of bits field to int.
22494 (arm_expand_neon_args): Add cast to enum type.
22495 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22497 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22498 casts to enum type.
22499 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22501 * config/mips/mips.md (jal_macro): Return enum constant.
22502 (single_insn): Likewise.
22503 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22505 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22506 casts to enum type.
22507 * config/s390/s390.c (s390_tune_flags): Change type to int.
22508 (s390_arch_flags): Likewise.
22509 (s390_handle_arch_option): Change flags field of struct pta to int.
22510 * config/s390/s390.h (s390_tune_flags): Update declaration.
22511 (s390_arch_flags): Likewise.
22512 * config/sh/sh.c (prepare_move_operands): Compare
22513 tls_symbolic_operand result with enum constant.
22514 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22515 (sh_expand_prologue): Add cast to enum type.
22516 (sh_expand_epilogue): Likewise.
22517 (tls_symbolic_operand): Change return type to enum tls_model.
22518 (fpscr_set_from_mem): Add cast to enum type.
22519 (legitimize_pic_address): Compare tls_symbolic_operand result with
22521 (sh_target_reg_class): Change return type to enum reg_class.
22522 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22524 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22525 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22526 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22527 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22528 (delayed_branch, tls_call_delay): Likewise.
22529 (eligible_for_sibcall_delay): Likewise.
22530 (eligible_for_return_delay): Likewise.
22531 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22532 (spu_expand_builtin_1): Likewise.
22534 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22535 for all types of conversions.
22536 (output_init_element): Issue -Wc++-compat warning if needed when
22537 initializing a bitfield with enum type.
22538 * c-parser.c (c_parser_expression): Set original_type to
22539 original_type of right hand operand of comma operator.
22541 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22543 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22545 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22546 * doc/cpp.texi (Standard Predefined Macros)
22547 (Implementation-defined behavior): Likewise.
22548 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22549 * doc/gimple.texi (GIMPLE Exception Handling)
22550 (@code{GIMPLE_ASSIGN}): Likewise.
22551 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22552 * doc/invoke.texi (Warning Options, Optimize Options)
22553 (AVR Options, Darwin Options): Likewise.
22554 (Optimize Options): Reformulate -fwhole-program description.
22555 * doc/loop.texi (Lambda): Likewise.
22556 * doc/md.texi (Output Template, Define Constraints)
22557 (Standard Names, Insn Splitting): Likewise.
22558 * doc/options.texi (Option properties): Likewise.
22559 * doc/passes.texi (Tree-SSA passes): Likewise.
22560 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22561 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22562 (File Names and DBX): Likewise.
22563 * doc/trouble.texi (Incompatibilities): Likewise.
22565 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22567 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22568 instruction is correct.
22570 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22572 Allow non-constant arguments to conversion intrinsics.
22573 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22574 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22575 * spu.c (print_operand): Handle 'v' and 'w'.
22576 (exp2_immediate_p, spu_gen_exp2): Define.
22577 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22578 spu_convtf_1): Update parameter descriptions.
22579 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22580 * constraints.md ('v', 'w'): New.
22581 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22583 (i2f, I2F): New define_mode_attr.
22584 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22585 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22586 fixuns_truncv4sfv4si2): Update to use mode attribute.
22587 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22588 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22589 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22590 patterns for combine.
22592 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22594 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22595 (cprop, hoist, pre, store_motion): New debug counters.
22596 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22597 is not an RTL pass anymore.
22598 (pass_profiling): Remove extern decl for pass removed in 2005.
22599 (pass_gcse, pass_jump_bypass): Remove.
22600 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22601 to 0 for clean state.
22602 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22603 * cse.c (gate_handle_cse_after_global_opts,
22604 rest_of_handle_cse_after_global_opts): New functions.
22605 (pass_cse_after_global_opts): New pass, does local CSE.
22606 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22607 (TV_CPROP): New timevar.
22608 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22609 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22610 (gcse_main, recompute_all_luids): Remove.
22611 (compute_hash_table_work): Call max_reg_num instead of reading
22613 (cprop_jump): Don't set run_jump_opt_after_gcse.
22614 (constprop_register): Always allow to alter jumps.
22615 (cprop_insn): Likewise.
22616 (do_local_cprop): Likewise.
22617 (local_cprop_pass): Likewise. Return non-zero if something changed.
22618 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22619 (find_implicit_sets): Add note about missed optimization opportunity.
22620 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22621 pass_rtl_cprop execute function.
22622 Don't bother tracking the pass number, each pass gets its own dumpfile
22624 Always allow to alter jumpsand bypass jumps.
22625 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22626 will just find no suitable set.
22627 (pre_edge_insert): Fix dumping, this function is for PRE only.
22628 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22629 pass_rtl_pre execute function.
22630 (hoist_code): Return non-zero if something changed. Keep track of
22631 substitutions and insertions for statistics gathering similar to PRE.
22632 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22633 called from the pass_rtl_hoist execute function. Show pass statistics.
22634 (compute_store_table): Use max_reg_num directly instead of using the
22635 formerly global max_gcse_regno.
22636 (build_store_vectors): Likewise.
22637 (replace_store_insn): Fix dumping.
22638 (store_motion): Rename to ...
22639 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22640 pass, called from the pass_rtl_store_motion execute function. Keep
22641 track of substitutions and insertions for statistics gathering similar
22643 (bypass_jumps): Remove, fold interesting bits into ...
22644 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22645 from the pass_rtl_cprop execute function.
22646 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22647 pass_jump_bypass): Remove.
22648 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22649 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22650 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22651 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22652 (gate_rtl_store_motion, execute_rtl_store_motion,
22653 pass_rtl_store_motion): New.
22654 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22655 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22656 * passes.c (init_optimization_passes): Remove pass_gcse and
22657 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22658 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22659 instead of pass_jump_bypass.
22661 2009-04-27 Richard Guenther <rguenther@suse.de>
22663 PR middle-end/39928
22664 * gimplify.c (gimplify_expr): If we are required to create
22665 a temporary make sure it ends up as register.
22667 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22670 * config/i386/i386.c (construct_container): Don't call
22671 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22672 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22674 2009-04-27 Michael Matz <matz@suse.de>
22676 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22677 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22678 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22679 (dump_replaceable_exprs): Take a bitmap.
22680 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22682 (expand_gimple_basic_block): Likewise.
22683 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22684 replaceable_expressions member a bitmap.
22685 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22686 (mark_replaceable): Likewise.
22687 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22688 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22690 2009-04-27 Richard Guenther <rguenther@suse.de>
22692 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22693 (verify_stmts): Dispatch to gimple/type verification code.
22694 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22695 issue with call argument types.
22697 2009-04-27 Michael Matz <matz@suse.de>
22699 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22700 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22703 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22704 Eric Botcazou <ebotcazou@adacore.com>
22706 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22707 a label's basic block.
22708 (mark_target_live_regs): Tidy and rework obsolete comments.
22709 Change back DF problem to LIVE. If a label starts a basic block,
22710 assume that all registers that used to be live then still are.
22711 (init_resource_info): If a label starts a basic block, set its
22712 BLOCK_FOR_INSN accordingly.
22713 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22715 2009-04-27 Richard Guenther <rguenther@suse.de>
22717 * tree-flow-inline.h (function_ann): Remove.
22718 (get_function_ann): Likewise.
22719 * tree-dfa.c (create_function_ann): Remove.
22720 * tree-flow.h (struct static_var_ann_d): Remove.
22721 (struct function_ann_d): Likewise.
22722 (union tree_ann_d): Remove fdecl member.
22723 (function_ann_t): Remove.
22724 (function_ann, get_function_ann, create_function_ann): Remove
22727 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22729 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22731 2009-04-27 Jan Hubicka <jh@suse.cz>
22733 * ipa-pure-const.c (struct funct_state_d): New fields
22734 state_previously_known, looping_previously_known; remove
22735 state_set_in_source.
22736 (analyze_function): Use new fields.
22737 (propagate): Avoid assumption that state_set_in_source imply
22740 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22741 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22742 * cfgloop.h (finite_loop_p): Declare.
22744 2009-04-26 Michael Matz <matz@suse.de>
22746 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22748 2009-04-26 Michael Matz <matz@suse.de>
22750 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22751 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22752 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22753 pass_mark_used_blocks): Remove.
22754 * tree-optimize.c (pass_free_datastructures,
22755 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22756 * passes.c (init_optimization_passes): Don't call
22757 pass_mark_used_blocks, remove dead code.
22759 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22761 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22762 * tree-ssa-live.h (register_ssa_partition): Likewise.
22764 2009-04-26 Michael Matz <matz@suse.de>
22767 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22768 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22769 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22771 (compare_pairs): Swap cost comparison.
22772 (coalesce_ssa_name): Don't use change_partition_var.
22773 * tree-nrv.c (struct nrv_data): Add modified member.
22774 (finalize_nrv_r): Set it.
22775 (tree_nrv): Use it to update statements.
22776 (pass_nrv): Require PROP_ssa.
22777 * tree-mudflap.c (mf_decl_cache_locals,
22778 mf_build_check_statement_for): Use make_rename_temp.
22779 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22780 * alias.c (find_base_decl): Handle SSA names.
22781 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22782 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22783 * rtl.h (set_reg_attrs_for_parm): Declare.
22784 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22785 to "optimized", remove unused locals at finish.
22786 (execute_free_datastructures): Make global, call
22787 delete_tree_cfg_annotations.
22788 (execute_free_cfg_annotations): Don't call
22789 delete_tree_cfg_annotations.
22791 * ssaexpand.h: New file.
22792 * expr.c (toplevel): Include ssaexpand.h.
22793 (expand_assignment): Handle SSA names the same as register variables.
22794 (expand_expr_real_1): Expand SSA names.
22795 * cfgexpand.c (toplevel): Include ssaexpand.h.
22796 (SA): New global variable.
22797 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22798 (SSAVAR): New macro.
22799 (set_rtl): New helper function.
22800 (add_stack_var): Deal with SSA names, use set_rtl.
22801 (expand_one_stack_var_at): Likewise.
22802 (expand_one_stack_var): Deal with SSA names.
22803 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22804 before unique numbers.
22805 (expand_stack_vars): Use set_rtl.
22806 (expand_one_var): Accept SSA names, add asserts for them, feed them
22807 to above subroutines.
22808 (expand_used_vars): Expand all partitions (without default defs),
22809 then only the local decls (ignoring those expanded already).
22810 (expand_gimple_cond): Remove edges when jumpif() expands an
22811 unconditional jump.
22812 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22813 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22815 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22816 members of SA; deal with PARM_DECL partitions here; expand
22817 all PHI nodes, free tree datastructures and SA. Commit instructions
22818 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22819 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22820 info and statements at start, collect garbage at finish.
22821 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22822 (VAR_ANN_PARTITION) Remove.
22823 (change_partition_var): Don't declare.
22824 (partition_to_var): Always return SSA names.
22825 (var_to_partition): Only accept SSA names.
22826 (register_ssa_partition): Only check argument.
22827 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22829 (delete_var_map): Don't free it.
22830 (var_union): Only accept SSA names, simplify.
22831 (partition_view_init): Mark only useful SSA names as used.
22832 (partition_view_fini): Only deal with SSA names.
22833 (change_partition_var): Remove.
22834 (dump_var_map): Use ssa_name instead of partition_to_var member.
22835 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22837 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22838 (struct _elim_graph): New member const_dests; nodes member vector of
22840 (set_location_for_edge): New static helper.
22841 (create_temp): Remove.
22842 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22843 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22844 (new_elim_graph): Allocate const_dests member.
22845 (clean_elim_graph): Truncate const_dests member.
22846 (delete_elim_graph): Free const_dests member.
22847 (elim_graph_size): Adapt to new type of nodes member.
22848 (elim_graph_add_node): Likewise.
22849 (eliminate_name): Likewise.
22850 (eliminate_build): Don't take basic block argument, deal only with
22851 partition numbers, not variables.
22852 (get_temp_reg): New static helper.
22853 (elim_create): Use it, deal with RTL temporaries instead of trees.
22854 (eliminate_phi): Adjust all calls to new signature.
22855 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22856 (rewrite_trees): Only do checking.
22857 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22858 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22859 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22860 contains_tree_r, MAX_STMTS_IN_LATCH,
22861 process_single_block_loop_latch, analyze_edges_for_bb,
22862 perform_edge_inserts): Remove.
22863 (expand_phi_nodes): New global function.
22864 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22865 functions, initialize new parameter, remember partitions having a
22867 (finish_out_of_ssa): New global function.
22868 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22869 don't reset in_ssa_p here, don't disable TER when mudflap.
22870 (pass_del_ssa): Remove.
22871 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22873 (execute_free_datastructures): Declare.
22874 * Makefile.in (SSAEXPAND_H): New variable.
22875 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22876 * basic-block.h (commit_one_edge_insertion): Declare.
22877 * passes.c (init_optimization_passes): Move pass_nrv and
22878 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22879 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22880 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22881 (redirect_branch_edge): Deal with super block when expanding, split
22882 out jump patching itself into ...
22883 (patch_jump_insn): ... here, new static helper.
22885 2009-04-26 Michael Matz <matz@suse.de>
22887 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22888 beyond num_ssa_names.
22889 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22890 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22892 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22894 PR inline-asm/39543
22895 * fwprop.c (forward_propagate_asm): New function.
22896 (forward_propagate_and_simplify): Propagate also into __asm, if it
22897 doesn't increase the number of referenced registers.
22900 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22902 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22904 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22905 note_nonlocal_vla_type for nonlocal VLAs.
22906 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22907 contains_remapped_vars, remap_vla_decls): New functions.
22908 (convert_nonlocal_reference_stmt): If not optimizing, call
22909 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22910 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22911 if it wasn't found in var_map.
22912 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22913 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22914 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22916 * gimplify.c (nonlocal_vlas): New variable.
22917 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22919 (gimplify_body): Create and destroy nonlocal_vlas.
22921 * dwarf2out.c (loc_descr_plus_const): New function.
22922 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22923 mem_loc_descriptor, loc_descriptor_from_tree_1,
22924 descr_info_loc, gen_variable_die): Use it.
22926 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22927 !TREE_STATIC VAR_DECLs.
22928 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22929 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22930 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22931 DECL_BY_REFERENCE is valid.
22932 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22933 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22934 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22935 Copy DECL_BY_REFERENCE.
22936 (struct nesting_copy_body_data): New type.
22937 (nesting_copy_decl): New function.
22938 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22939 if they have variable length.
22941 2009-04-26 Michael Matz <matz@suse.de>
22943 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22944 mark new temporaries for renaming.
22946 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22949 * c-decl.c (global_bindings_p): Return negative value.
22950 (c_variable_size): New. Based on variable_size from
22952 (grokdeclarator): Call c_variable_size not variable_size.
22954 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22956 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22958 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22960 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22961 Redefine it to just use mingw/include.
22962 (ASM_SPEC): Rules for -m32 and -m64.
22963 (LINK_SPEC): Use Likewise.
22964 (SPEC_32): New define.
22965 (SPEC_64): Likewise.
22966 (SUB_LINK_SPEC): Likewise.
22967 (MULTILIB_DEFAULTS): New define.
22968 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22969 Add multilib options.
22970 (MULTILIB_DIRNAMES): Likewise.
22971 (MULTILIB_OSDIRNAMES): Likewise.
22972 (LIBGCC): Likewise.
22973 (INSTALL_LIBGCC): Likewise.
22975 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22978 * c-tree.h (enum c_inline_static_type): New.
22979 (record_inline_static): Declare.
22980 * c-decl.c (struct c_inline_static, c_inline_statics,
22981 record_inline_static, check_inline_statics): New.
22982 (pop_file_scope): Call check_inline_statics.
22983 (start_decl): Call record_inline_static instead of pedwarning
22984 directly for static in inline function.
22985 * c-typeck.c (build_external_ref): Call record_inline_static
22986 instead of pedwarning directly for static referenced in inline
22989 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22991 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22992 not new but only being rescanned.
22993 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22994 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22995 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22996 record_set_info, compute_set, grealloc): Remove.
22997 (recompute_all_luids): New function.
22998 (gcse_main): Don't compute sets, and don't do related memory
22999 allocations/free-ing. If something changed before the end of the
23000 pass, update LUIDs using recompute_all_luids.
23001 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23002 (free_gcse_mem): Don't free it either.
23003 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23004 Use the df insn LUIDs.
23005 (load_killed_in_block): Likewise.
23006 (compute_hash_table_work): Don't compute reg_set_in_block.
23007 (compute_transp): Use DF_REG_DEF_CHAINs.
23008 (local_cprop_pass): Don't use compute_sets and related functions.
23009 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23010 Use get_max_uid() instead of max_cuid.
23011 (insert_insn_end_basic_block, pre_insert_copy_insn,
23012 update_ld_motion_stores): Don't try to
23013 keep reg_set tables up to date.
23014 (pre_insert_copies): Use df insn LUIDs.
23015 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23016 (reg_set_info): Don't use extra bitmap argument.
23017 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23018 information to compute regs_set_in_block.
23019 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23020 (bypass_jumps): Don't use compute_sets and friends.
23022 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23025 * opts.c (undocumented_msg): Do not leave blank even with
23028 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23030 * c-decl.c (build_enumerator): Allow values folding to integer
23031 constants but not integer constant expressions with a pedwarn if
23034 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23037 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23038 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23039 type is an integer constant.
23041 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23044 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23047 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23050 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23051 with variably modified return type and no storage class
23052 specifiers, except for the case of nested functions. Distinguish
23053 extern declarations of functions with variably modified return
23054 types from those of objects with variably modified types.
23056 2009-04-25 Jan Hubicka <jh@suse.cz>
23058 * tree.c (list_equal_p): New function.
23059 * tree.h (list_equal_p): Declare.
23060 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23061 basic_block_def, basic_block, const_basic_block): New.
23062 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23063 (redirect_eh_edge): New function.
23064 (make_eh_edge_update_phi): EH edges are not abnormal.
23065 * except.c: Include tree-flow.h.
23066 (list_match): New function.
23067 (eh_region_replaceable_by_p): New function.
23068 (replace_region): New function.
23069 (hash_type_list): New function.
23070 (hash_eh_region): New function.
23071 (eh_regions_equal_p): New function.
23072 (merge_peers): New function.
23073 (remove_unreachable_regions): Verify EH tree when checking;
23075 (copy_eh_region_1): New function.
23076 (copy_eh_region): New function.
23077 (push_reachable_handler): New function.
23078 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23079 regions without label but with live RESX.
23080 * except.h (redirect_eh_edge_to_label): New.
23081 * tree-flow.h (redirect_eh_edge): New.
23082 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23083 basic_block_def, basic_block, const_basic_block): Remove.
23084 * Makefile.in (except.o): Add dependency on tree-flow.h
23085 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23086 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23089 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23092 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23093 on the destination of memcpy.
23095 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23097 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23098 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23099 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23101 2009-04-25 Jan Hubicka <jh@suse.cz>
23103 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23104 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23105 to be reached by different label than left.
23106 (update_eh_edges): Update comment; remove edge_to_remove if possible
23107 and return true if suceeded.
23108 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23109 (cleanup_eh): Compute sharing map.
23110 * except.c (remove_eh_handler_and_replace): Add argument if we should
23112 (remove_unreachable_regions): Update for label sharing.
23113 (label_to_region_map): Likewise.
23114 (get_next_region_sharing_label): New function.
23115 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23117 (remove_eh_handler): Update.
23118 (remove_eh_region_and_replace_by_outer_of): New function.
23119 * except.h (struct eh_region): Add next_region_sharing_label.
23120 (remove_eh_region_and_replace_by_outer_of,
23121 get_next_region_sharing_label): Declare.
23122 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23124 2009-04-25 Jan Hubicka <jh@suse.cz>
23126 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23127 insert code even if they are not critical.
23129 2009-04-25 Jan Hubicka <jh@suse.cz>
23131 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23132 (gimple_can_remove_branch_p): EH edges won't remove branch by
23134 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23135 updating of non-abnormal EH edges.
23136 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23137 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23138 (split_critical_edges): Split also edges where emitting code on them
23139 will lead to splitting later.
23141 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23142 H.J. Lu <hongjiu.lu@intel.com>
23145 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23146 the configured assembler supports fildq and fistpq mnemonics.
23147 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23148 * configure: Regenerated.
23149 * config.in: Ditto.
23151 * config/i386/i386.c (print_operand): Handle 'Z'.
23152 ['z']: Remove handling of special fild/fist suffixes.
23153 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23154 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23155 suffix of fild insn.
23156 (*floatsi<mode>2_vector_mixed): Ditto.
23157 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23158 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23159 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23160 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23161 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23163 2009-04-25 Ben Elliston <bje@au.ibm.com>
23165 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23166 the source of a set operation.
23168 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23170 * target.h (struct gcc_target): Add case_values_threshold field.
23171 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23172 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23173 * targhooks.c (default_case_values_threshold): New function.
23174 * targhooks.h (default_case_values_threshold): Declare function.
23175 * stmt.c (expand_case): Use case_values_threshold target hook.
23176 * expr.h (case_values_threshold): Remove declartation.
23177 * expr.c (case_values_threshold): Remove function.
23178 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23180 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23181 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23182 (avr_case_values_threshold): Declare as static.
23183 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23185 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23186 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23187 (mn10300_case_values_threshold): New function.
23189 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23191 * ira.c (setup_cover_and_important_classes): Add enum cast.
23193 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23195 * genpreds.c (write_enum_constraint_num): Output definition of
23196 CONSTRAINT_NUM_DEFINED_P macro.
23197 * ira.c (setup_cover_and_important_classes): Use
23198 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23200 2009-04-24 DJ Delorie <dj@redhat.com>
23202 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23203 __SH2A_SINGLE_ONLY__ also.
23205 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23207 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23208 (movdf_internal): Ditto.
23209 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23210 SFmode and DFmode constants.
23211 (ia64_print_operand): Add 'G' format for printing
23212 floating point constants.
23214 2009-04-24 Richard Guenther <rguenther@suse.de>
23216 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23217 from unsigned additions.
23219 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23221 * c-typeck.c (set_init_index): Allow array designators that are
23222 not integer constant expressions with a pedwarn if pedantic.
23224 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23226 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23227 zero if no overlap in nonzero bits between the operands.
23229 2009-04-24 Ian Lance Taylor <iant@google.com>
23231 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23232 (record_dead_and_set_regs): Likewise.
23233 * df.h (struct df_mw_hardreg): Change flags field to int.
23234 (struct df_base_ref): Likewise.
23235 (struct df): Change changeable_flags field to int.
23236 * df-scan.c (df_defs_record): Change clobber_flags to int.
23237 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23238 constants rather than #define macros.
23239 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23240 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23241 (enum dwarf_calling_convention): Likewise.
23242 (enum dwarf_line_number_x_ops): Likewise.
23243 (enum dwarf_call_frame_info): Likewise.
23244 (enum dwarf_source_language): Likewise.
23245 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23246 (add_calling_convention_attribute): Likewise.
23247 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23248 (combine_comparisons): Change compcode to int. Add cast to enum type.
23249 * genrecog.c (maybe_both_true_2): Change c to int.
23250 (write_switch): Likewise. Add cast to enum type.
23251 * gimplify.c (gimplify_omp_for): Handle return values from
23252 gimplify_expr using MIN rather than bitwise or.
23253 (gimplify_expr): Add cast to enum type.
23254 * ipa-prop.c (update_jump_functions_after_inlining): Change
23255 IPA_BOTTOM to IPA_JF_UNKNOWN.
23256 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23257 Add casts to enum type.
23258 (setup_cover_and_important_classes): Change cl to int. Add casts
23260 (setup_class_translate): Change cl and mode to int.
23261 (ira_init_once): Change mode to int.
23262 (free_register_move_costs): Likewise.
23263 (setup_prohibited_mode_move_regs): Add casts to enum type.
23264 * langhooks.c (add_builtin_function_common): Rework assertion that
23265 value fits bitfield.
23266 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23267 * omega.c (omega_do_elimination): Avoid math on enum types.
23268 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23269 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23270 int local to handle integral_argment value.
23271 * regmove.c (try_auto_increment): Change PUT_MODE to
23273 * reload.c (push_secondary_reload): Add casts to enum type.
23274 (secondary_reload_class, find_valid_class): Likewise.
23275 * reload1.c (emit_input_reload_insns): Likewise.
23276 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23277 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23278 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23280 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23281 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23283 (expand_complex_libcall): Add casts to enum type.
23284 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23285 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23286 with ERROR_MARK, not NUM_TREE_CODES.
23287 (vect_create_epilog_for_reduction): Likewise.
23288 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23289 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23290 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23292 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23293 vect_unused_in_loop. Change 0 to loop_vect.
23294 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23295 * var-tracking.c (get_init_value): Change return type to enum
23297 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23298 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23300 (arm_override_options): Add casts to enum type.
23301 (arm_emit_tls_decoration): Likewise.
23302 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23304 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23305 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23306 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23308 * config/s390/s390.c (code_for_builtin_64): Change to array of
23310 (code_for_builtin_31): Likewise.
23311 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23313 * config/sparc/sparc.c (sparc_override_options): Change value
23314 field in struct code_model to enum cmodel. In initializer change
23315 0 to NULL and add cast to enum type.
23317 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23318 Change all callers. Issue a -Wc++-compat warning using
23319 lhs_origtype if necessary.
23320 (convert_for_assignment): Issue -Wc++-compat warnings about
23321 invalid conversions to enum type on assignment.
23322 * c-common.h (build_modify_expr): Update declaration.
23324 2009-04-24 Nick Clifton <nickc@redhat.com>
23326 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23327 (function_arg_advance): Likewise.
23328 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23331 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23333 * config/s390/constraints.md ('I', 'J'): Fix condition.
23335 2009-04-24 Diego Novillo <dnovillo@google.com>
23337 * gengtype-parse.c (parse_error): Add newline after message.
23339 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23341 * config/i386/sse.md (avxmodesuffixs): Removed.
23342 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23343 (*avx_pinsr<ssevecsize>): This.
23345 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23347 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23348 follow chains of regs with a single definition, and allow expressions
23349 that are function_invariant_p.
23350 (simple_rhs_p): Allow expressions that are function_invariant_p.
23352 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23354 PR middle-end/39867
23355 * fold-const.c (fold_cond_expr_with_comparison): When folding
23356 > and >= to MAX, make sure the MAX uses the same type as the
23357 comparison's operands.
23359 2009-04-24 Nick Clifton <nickc@redhat.com>
23361 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23362 addressing for DImode accesses.
23363 (frv_print_operand_address): Handle PLUS case.
23364 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23366 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23368 PR rtl-optimization/39794
23369 * alias.c (canon_true_dependence): Add x_addr argument.
23370 * rtl.h (canon_true_dependence): Adjust prototype.
23371 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23372 * cselib.c (cselib_invalidate_mem): Likewise.
23373 * gcse.c (compute_transp): Likewise.
23374 * dse.c (scan_reads_nospill): Likewise.
23375 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23376 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23377 canon_base_addr of the group, plus optional offset.
23378 (struct group_info): Rename canon_base_mem to
23380 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23381 canon_rtx of base_mem.
23383 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23385 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23386 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23388 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23390 * config/spu/spu-builtins.h: Delete file.
23392 * config/spu/spu.h (enum spu_builtin_type): Move here from
23394 (struct spu_builtin_description): Likewise. Add GTY marker.
23395 Do not use enum spu_function_code or enum insn_code.
23396 (spu_builtins): Add extern declaration.
23398 * config/spu/spu.c: Do not include "spu-builtins.h".
23399 (enum spu_function_code, enum spu_builtin_type_index,
23400 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23401 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23402 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23403 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23404 (spu_builtin_types): Make static. Add GTY marker.
23405 (spu_builtins): Add extern declaration with GTY marker.
23406 Include "gt-spu.h".
23408 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23409 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23410 Check programmatically whether all parameters are scalar.
23412 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23414 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23416 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23417 assignment from the constructor either if the target is volatile.
23419 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23421 * config/arm/arm.md (insv): Do not share operands[0].
23423 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23425 * config/vxlib-tls.c (active_tls_threads): Delete.
23426 (delete_hook_installed): New.
23427 (tls_delete_hook): Don't delete the delete hook.
23428 (tls_destructor): Delete it here.
23429 (__gthread_set_specific): Adjust installing the delete hook.
23430 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23431 __gthread_leave_tsd_dtor_context.
23433 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23435 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23437 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23439 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23441 (alpha_rtx_costs): Ditto.
23442 (emit_unlikely_jump): Use add_reg_note.
23443 (emit_frame_store_1): Ditto.
23444 (alpha_expand_prologue): Ditto.
23445 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23446 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23448 2009-04-23 Nick Clifton <nickc@redhat.com>
23450 * config/v850/v850.md (epilogue): Remove suppressed code.
23451 (return): Rename to return_simple and remove test of frame size.
23452 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23453 to gen_return_simple.
23455 2009-04-22 Jing Yu <jingyu@google.com>
23458 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23460 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23463 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23464 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23465 value is a VECTOR_CST, the element type is the element type of the
23468 2009-04-22 DJ Delorie <dj@redhat.com>
23470 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23472 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23474 * alias.c (find_base_term): Move around LO_SUM case, so that
23475 CONST falls through into PLUS/MINUS handling.
23478 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23479 into 0, use omit_one_operand.
23481 2009-04-23 Ben Elliston <bje@au.ibm.com>
23483 * config/rs6000/linux-unwind.h (get_regs): Remove type
23484 puns. Change the type of `pc' to an array of unsigned ints and
23485 update all users. Constify frame24.
23487 2009-04-22 DJ Delorie <dj@redhat.com>
23489 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23490 declarations before code.
23491 (current_function_special_page_vector): Likewise.
23492 (m32c_expand_insv): Silence a warning.
23494 2009-04-21 Taras Glek <tglek@mozilla.com>
23496 * alias.c: Update GTY annotations to new syntax.
23497 * basic-block.h: Likewise.
23498 * bitmap.h: Likewise.
23499 * c-common.h: Likewise.
23500 * c-decl.c: Likewise.
23501 * c-parser.c: Likewise.
23502 * c-pragma.c: Likewise.
23503 * c-tree.h: Likewise.
23504 * cfgloop.h: Likewise.
23505 * cgraph.h: Likewise.
23506 * config/alpha/alpha.c: Likewise.
23507 * config/arm/arm.h: Likewise.
23508 * config/avr/avr.h: Likewise.
23509 * config/bfin/bfin.c: Likewise.
23510 * config/cris/cris.c: Likewise.
23511 * config/darwin.c: Likewise.
23512 * config/frv/frv.c: Likewise.
23513 * config/i386/i386.c: Likewise.
23514 * config/i386/i386.h: Likewise.
23515 * config/i386/winnt.c: Likewise.
23516 * config/ia64/ia64.h: Likewise.
23517 * config/iq2000/iq2000.c: Likewise.
23518 * config/mips/mips.c: Likewise.
23519 * config/mmix/mmix.h: Likewise.
23520 * config/pa/pa.c: Likewise.
23521 * config/pa/pa.h: Likewise.
23522 * config/rs6000/rs6000.c: Likewise.
23523 * config/s390/s390.c: Likewise.
23524 * config/sparc/sparc.c: Likewise.
23525 * config/xtensa/xtensa.c: Likewise.
23526 * cselib.h: Likewise.
23527 * dbxout.c: Likewise.
23528 * dwarf2out.c: Likewise.
23529 * except.c: Likewise.
23530 * except.h: Likewise.
23531 * fixed-value.h: Likewise.
23532 * function.c: Likewise.
23533 * function.h: Likewise.
23534 * gimple.h: Likewise.
23535 * integrate.c: Likewise.
23536 * optabs.c: Likewise.
23537 * output.h: Likewise.
23538 * real.h: Likewise.
23540 * stringpool.c: Likewise.
23541 * tree-data-ref.c: Likewise.
23542 * tree-flow.h: Likewise.
23543 * tree-scalar-evolution.c: Likewise.
23544 * tree-ssa-address.c: Likewise.
23545 * tree-ssa-alias.h: Likewise.
23546 * tree-ssa-operands.h: Likewise.
23547 * tree.c: Likewise.
23548 * tree.h: Likewise.
23549 * varasm.c: Likewise.
23550 * varray.h: Likewise.
23552 * coretypes.h: Do not define GTY macro if it is already defined.
23553 * doc/gty.texi: Update GTY documentation to new syntax.
23554 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23555 annotations on structs.
23556 * gengtype-parse.c: Likewise.
23558 2009-04-22 Mark Heffernan <meheff@google.com>
23560 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23562 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23564 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23567 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23569 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23570 the same as a PLUS without a shift. Increase the cost of a
23573 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23575 * Makefile.in: Update dependencies.
23576 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23577 * errors.h: Remove bogus comment about compatibility.
23578 (warning): Update declaration.
23579 * genautomata.c: Update all calls to warning.
23580 * gimple.c: Do not include errors.h. Include toplev.h.
23581 * tree-ssa-structalias.c: Do not include errors.h.
23582 * omega.c: Likewise.
23583 * tree-ssa-reassoc.c: Likewise.
23584 * config/spu/spu-c.c: Likewise.
23585 * config/spu/t-spu-elf: Update dependencies.
23587 2009-04-22 Richard Guenther <rguenther@suse.de>
23589 PR tree-optimization/39824
23590 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23591 make sure the types are compatible.
23593 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23596 * c-common.c (c_parse_error): Take a token_flags parameter.
23597 Use token_type for the token type instead.
23598 Pass token_flags to cpp_type2name.
23599 * c-common.h (c_parse_error): Update declaration.
23600 * c-parser.c (c_parser_error): Pass 0 as token flags.
23602 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23604 PR rtl-optimization/39580
23605 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23607 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23609 * function.c (expand_function_end): Do not emit a jump to the "naked"
23610 return label for fall-through returns.
23611 * except.c (sjlj_emit_function_exit): Always place the call to the
23612 unregister function at the location installed by expand_function_end.
23614 2009-04-22 Richard Guenther <rguenther@suse.de>
23616 PR tree-optimization/39845
23617 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23618 (gen_inbound_check): Likewise.
23620 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23622 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23624 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23625 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23627 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23629 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23630 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23631 shift counts to avoid out-of-bounds array accesses.
23633 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23635 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23636 (Pmode): Move above.
23638 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23640 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23641 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23642 GET_CODE macro. Use IN_RANGE macro where appropriate.
23643 * config/alpha/alpha.h: Ditto.
23644 * config/alpha/alpha.md: Ditto.
23645 * config/alpha/constraints.md: Ditto.
23646 * config/alpha/predicates.md: Ditto.
23648 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23650 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23651 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23652 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23653 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23654 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23655 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23656 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23657 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23658 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23659 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23660 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23661 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23662 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23663 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23664 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23665 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23666 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23667 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23668 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23669 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23670 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23671 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23672 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23673 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23674 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23675 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23676 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23678 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23680 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23681 references from comments.
23682 * cfgbuild.c (count_basic_blocks): Delete.
23683 (find_basic_blocks_1): Delete.
23684 (find_basic_blocks): Delete.
23685 * except.c (finish_eh_generation): Make static. Move comment from
23686 except.h here. Remove find_basic_blocks references from comments.
23687 * except.h (finish_eh_generation): Delete.
23688 * basic-block.h (find_basic_blocks): Delete.
23689 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23691 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23693 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23694 (sdbout_parms): Likewise.
23696 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23698 * config/sh/sh.c (prepare_cbranch_operands): Use
23699 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23700 (expand_cbranchdi4): Likewise.
23701 (from_compare): Add cast to enum type.
23702 (expand_cbranchsi4): Use add_reg_note.
23703 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23704 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23705 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23706 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23707 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23708 instead of CODE_FOR_nothing.
23709 (cbranchdi4): Likewise. Fix the order of arguments for
23711 (push_fpscr): Use add_reg_note.
23712 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23713 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23715 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23717 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23718 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23719 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23720 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23721 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23722 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23723 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23724 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23725 config/alpha/x-vms, config/arc/t-arc,
23726 config/arm/README-interworking, config/arm/arm-c.c,
23727 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23728 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23729 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23730 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23731 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23732 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23733 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23734 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23735 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23736 config/cris/t-elfmulti, config/crx/t-crx,
23737 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23738 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23739 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23740 config/h8300/t-h8300, config/i386/athlon.md,
23741 config/i386/darwin-libgcc.10.4.ver,
23742 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23743 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23744 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23745 config/i386/t-linux64, config/i386/t-nwld,
23746 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23747 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23748 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23749 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23750 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23751 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23752 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23753 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23754 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23755 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23756 config/m68k/t-uclinux, config/mcore/t-mcore,
23757 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23758 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23759 config/mips/crtn.asm, config/mips/irix-crti.asm,
23760 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23761 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23762 config/mips/mips-fixed.md, config/mips/sb1.md,
23763 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23764 config/mips/t-iris6, config/mips/t-isa3264,
23765 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23766 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23767 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23768 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23769 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23770 config/mn10300/t-linux, config/mn10300/t-mn10300,
23771 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23772 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23773 config/picochip/libgccExtras/clzsi2.asm,
23774 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23775 config/rs6000/darwin-libgcc.10.4.ver,
23776 config/rs6000/darwin-libgcc.10.5.ver,
23777 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23778 config/rs6000/t-aix43, config/rs6000/t-aix52,
23779 config/rs6000/t-darwin, config/rs6000/t-fprules,
23780 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23781 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23782 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23783 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23784 config/rs6000/t-rtems, config/rs6000/t-spe,
23785 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23786 config/score/t-score-elf, config/sh/divcost-analysis,
23787 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23788 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23789 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23790 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23791 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23792 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23793 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23794 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23795 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23796 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23797 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23798 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23799 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23800 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23801 * config/h8300/genmova.sh: Include copyright and license notices
23802 in generated output.
23803 * config/h8300/mova.md: Regenerate.
23804 * doc/install.texi2html: Include word "Copyright" in copyright
23805 notice and use name "Free Software Foundation, Inc.".
23806 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23807 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23808 ChangeLog-2007, ChangeLog-2008: Correct dates.
23810 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23812 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23813 NE_EXPR operations as well.
23814 * c-parser.c (c_parser_condition): Do not set location information on
23816 (c_parser_conditional_expression): Likewise.
23817 (c_parser_binary_expression): Set location information on operators.
23818 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23819 TRUTH_NOT_EXPR has been folded.
23820 * fold-const.c (fold_truth_not_expr): Copy location information from
23821 the incoming expression to the outgoing one.
23822 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23823 recursive calls on the LHS of the operator but pass that of the
23824 operator to recursive calls on the RHS of the operator. Set it
23826 (shortcut_cond_expr): Set the locus of the operator on the second
23827 COND_EXPR and that of the expression on the first in degenerate cases.
23828 Pass the locus of the expression to calls to shortcut_cond_r.
23829 Set the locus of the 'then' block on the associated jump, if any.
23830 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23831 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23832 expression to call to gimplify_boolean_expr.
23834 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23836 * config.gcc: Add additional configuration for
23837 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23838 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23839 (CPP_SPEC): Redefine for allowing -municode option.
23840 (STARTFILE_SPEC): Likewise.
23841 * config/i386/t-mingw-w64: New.
23842 * config/i386/mingw-w64.opt: New.
23843 (municode): Add new target option.
23844 * doc/invoke.texi (municode): Add documentation for new option.
23846 2009-04-21 Ian Lance Taylor <iant@google.com>
23848 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23849 Correct test for number of arguments.
23850 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23852 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23854 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23855 argument of emit_library_call.
23857 2009-04-21 Richard Guenther <rguenther@suse.de>
23859 PR middle-end/39829
23860 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23861 inside VIEW_CONVERT_EXPRs.
23863 2009-04-21 Martin Jambor <mjambor@suse.cz>
23865 * tree-switch-conversion.c (build_constructors): Split a long line.
23866 (constructor_contains_same_values_p): New function.
23867 (build_one_array): Create assigns of constants if possible, do not
23868 call mark_sym_for_renaming, call update_stmt.
23869 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23870 make_rename_temp. Do not call mark_symbols_for_renaming, call
23872 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23873 find_new_referenced_vars, call update_stmt.
23874 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23875 instead of calling make_rename_temp. Do not call
23876 find_new_referenced_vars or mark_symbols_for_renaming, call
23879 2009-04-21 Richard Guenther <rguenther@suse.de>
23881 PR tree-optimization/39827
23882 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23883 (tree_ssa_phiprop): Pass the correct array size.
23885 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23887 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23889 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23892 * c-typeck.c (lvalue_p): Move declaration ...
23893 * c-common.h (lvalue_p): ... to here.
23894 * c-common.c (candidate_equal_p): New.
23895 (add_tlist): Use it.
23896 (merge_tlist): Use it.
23897 (warn_for_collisions_1): Likewise.
23898 (warning_candidate_p): Accept more candidates.
23899 (verify_tree): A warning candidate can be an expression. Use
23902 2009-04-21 Ben Elliston <bje@au.ibm.com>
23905 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23906 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23907 options. Remove -mcall-solaris documentation.
23909 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23912 * doc/invoke.texi (-Wlong-long): Update description.
23913 * c-lex (interpret_integer): Only warn if there was no previous
23914 overflow and -Wlong-long is enabled.
23915 * c-decl.c (declspecs_add_type): Drop redundant flags.
23916 * c.opt (Wlong-long): Init to -1.
23917 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23918 and front-end warn_long_long. Wlong-long only depends on other
23919 flags if it is uninitialized.
23920 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23921 the same for CPP and FE.
23922 (restore_extension_diagnostics): Likewise.
23924 2009-04-20 Ian Lance Taylor <iant@google.com>
23926 Fix enum conversions which are invalid in C++:
23927 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23928 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23929 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23930 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23931 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23932 (dbxout_parms): Likewise.
23933 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23934 (df_clear_flags): Likewise.
23935 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23936 top_flag parameter to int.
23937 (df_chain_create_bb_process_use): Likewise.
23938 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23940 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23941 (df_ref_create_structure, df_def_record_1): Likewise.
23942 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23943 (df_notes_rescan): Change 0 to VOIDmode in function call.
23944 (df_get_call_refs, df_insn_refs_collect): Likewise.
23945 (df_bb_regs_collect): Likewise.
23946 (df_entry_block_defs_collect): Likewise.
23947 (df_exit_block_uses_collect): Likewise.
23948 * df.h: Update declarations.
23949 * double-int.c (double_int_divmod): Add cast to enum type.
23950 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23951 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23952 (based_loc_descr): Likewise.
23953 (loc_descriptor_from_tree_1): Change first_op and second_op to
23954 enum dwarf_location_atom. Add cast to enum type.
23955 * expmed.c (init_expmed): Change 0 to SET in function call.
23956 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23957 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23958 (do_store_flag): Likewise.
23959 * fixed-value.h (struct fixed_value): Change mode to enum
23961 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23962 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23964 (insert_insn_decl, insert_decl, insert_state): Likewise.
23965 (automata_list_finish): Likewise.
23966 * genrecog.c (process_define_predicate): Add cast to enum type.
23967 * gensupport.c (init_predicate_table): Add cast to enum type.
23968 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23970 (gimple_build_call_1, gimple_build_label): Likewise.
23971 (gimple_build_goto, gimple_build_asm_1): Likewise.
23972 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23973 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23974 (enum fallback): Rename from enum fallback_t.
23975 (fallback_t): Typedef as int.
23976 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23977 GSI_SAME_STMT in function call.
23978 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23980 (setup_reg_class_relations): Likewise.
23981 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23982 (setup_prohibited_class_mode_regs): Add cast to enum type.
23983 (setup_prohibited_mode_move_regs): Likewise.
23984 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23985 (record_address_regs): Change i to enum reg_class.
23986 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23987 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23988 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23989 (GET_MODE_2XWIDER_MODE): Likewise.
23990 (GET_CLASS_NARROWEST_MODE): Likewise.
23991 * omp-low.c (expand_omp_for): Add cast to enum type.
23992 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23993 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23994 * postreload.c (reload_cse_simplify_operands): Change rclass local
23996 * predict.c (combine_predictions_for_insn): Change best_predictor
23997 and predictor to enum br_predictor.
23998 (combine_predictions_for_bb): Likewise.
23999 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24000 use SET_PREDICT_EXPR_OUTCOME.
24001 * real.c (real_arithmetic): Change icode to code in function call.
24002 * reginfo.c (init_move_cost): Add casts to enum type.
24003 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24004 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24006 * reload.c (find_valid_class): Add casts to enum type.
24007 (push_reload): Change 0 to NO_REGS in function call.
24008 (find_reloads): Change this_alternative to array of enum
24009 reg_class. Remove some now-unnecessary casts.
24010 (make_memloc): Change 0 to VOIDmode in function call.
24011 * reload1.c (reload): Change 0 to VOIDmode in function call.
24012 (eliminate_regs_1, elimination_effects): Likewise.
24013 (eliminate_regs_in_insn): Likewise.
24014 (emit_input_reload_insns): Add cast to enum type.
24015 (delete_output_reload): Change 0 to VOIDmode in function call.
24016 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24017 to enum type in function call.
24018 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24019 (SET_PREDICT_EXPR_OUTCOME): Define.
24020 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24021 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24022 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24023 (dump_function): Likewise.
24024 * tree-dump.h: Update declarations.
24025 * tree-pass.h: Update declarations.
24026 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24027 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24029 (arm_rtx_costs_1): Correct parenthesization.
24030 (arm_rtx_costs): Add casts to enum type.
24031 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24032 (vfp_emit_fstmd): Use add_rg_note.
24033 (emit_multi_reg_push, emit_sfm): Likewise.
24034 (thumb_set_frame_pointer): Likewise.
24035 (arm_expand_prologue): Likewise.
24036 (arm_regno_class): Change return type to enum reg_class.
24037 (thumb1_expand_prologue): Use add_reg_note.
24038 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24039 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24041 * config/arm/gentune.sh: Add cast to enum type.
24042 * config/arm/arm-tune.md: Rebuild.
24043 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24044 (ix86_split_fp_branch, predict_jump): Likewise.
24045 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24046 insn_code to enum rtx_code.
24047 (ix86_builtin_vectorized_function): Add cast to enum type.
24048 * config/i386/i386.md (truncdfsf2): Change slot to enum
24050 (truncxf<mode>2, isinf<mode>2): Likewise.
24051 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24053 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24054 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24055 (insert_bundle_state): Change 1 to INSERT in function call.
24056 (ia64_add_bundle_selector_before): Likewise.
24057 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24058 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24059 (restore_stack_nonlocal): Likewise.
24060 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24062 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24064 (mips_rtx_costs): Likewise.
24065 (mips_override_options): Add casts to enum type.
24066 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24068 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24069 (store_reg, set_reg_plus_d): Likewise.
24070 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24071 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24073 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24075 (emit_unlikely_jump): Use add_reg_note.
24076 (rs6000_emit_allocate_stack): Likewise.
24077 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24078 (output_toc): Change 1 to INSERT in function call.
24079 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24080 (rs6000_initialize_trampoline): Likewise.
24081 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24083 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24084 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24085 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24086 (save_gprs): Use add_reg_note.
24087 (s390_emit_prologue): Likewise.
24088 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24089 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24090 (sparc_fold_builtin): Add cast to enum type.
24091 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24093 (spu_expand_prologue): Use add_reg_note.
24094 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24096 2009-04-20 Ian Lance Taylor <iant@google.com>
24098 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24099 (c_parser_postfix_expression_after_primary): Get VEC for list of
24100 arguments. Get original types of arguments. Call
24101 build_function_call_vec.
24102 (cached_expr_list_1, cached_expr_list_2): New static variables.
24103 (c_parser_expr_list): Change return type to VEC *. Add
24104 p_orig_types parameter. Change all callers.
24105 (c_parser_release_expr): New static function.
24106 (c_parser_vec_to_tree_list): New static function.
24107 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24108 call build_function_call_vec.
24109 (build_function_call_vec): New function, based on old
24110 build_function_call.
24111 (convert_arguments): Remove nargs and argarray parameters. Change
24112 values to a VEC. Add origtypes parameter.
24113 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24114 (convert_for_assignment): Add origtype parameter. Change all
24115 callers. If warn_cxx_compat, check for conversion to an enum
24116 type when calling a function.
24117 (store_init_value): Add origtype parameter. Change all callers.
24118 (digest_init): Likewise.
24119 (struct init_node): Add origtype field.
24120 (add_pending_init): Add origtype parameter. Change all callers.
24121 (output_init_element): Likewise.
24122 (output_pending_init_elements): Pass origtype from init_node to
24123 output_init_element.
24124 (process_init_element): Pass origtype from c_expr to
24125 output_init_element.
24126 (c_finish_return): Add origtype parameter. Change all callers.
24127 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24129 (sync_resolve_params): Likewise.
24130 (sync_resolve_return): Change params to first_param. Change caller.
24131 (resolve_overloaded_builtins): Change params to VEC *. Change
24132 callers. Save first parameter around call to build_function_call_vec.
24133 * c-decl.c (finish_decl): Add origtype parameter. Change all
24134 callers. Call build_function_call_vec rather than
24135 build_function_call for cleanup.
24136 * c-tree.h: Update declarations.
24137 * c-common.h: Update declarations.
24138 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24139 params to first_param.
24140 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24141 params parameter from tree to void *.
24142 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24143 Change arglist parameter to have type void *, and to be a pointer
24145 * config/rs6000/rs6000-protos.h
24146 (altivec_resolve_overloaded_builtin): Update declaration.
24147 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24148 fnargs parameter to have type void *, and to be a pointer to a
24149 VEC. Call build_function_call_vec instead of
24150 build_function_call.
24151 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24153 2009-04-20 Joey Ye <joey.ye@intel.com>
24154 Xuepeng Guo <xuepeng.guo@intel.com>
24155 H.J. Lu <hongjiu.lu@intel.com>
24157 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24159 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24160 (IX86_LEA_PRIORITY): Likewise.
24161 (distance_non_agu_define): New function.
24162 (distance_agu_use): Likewise.
24163 (ix86_lea_for_add_ok): Likewise.
24164 (ix86_dep_by_shift_count): Likewise.
24166 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24167 should split for LEA.
24169 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24171 (ix86_dep_by_shift_count): Likewise.
24173 2009-04-20 Richard Guenther <rguenther@suse.de>
24175 * expr.c (handled_component_p): Move ...
24176 * tree.h (handled_component_p): ... here.
24177 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24178 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24179 and REALPART_EXPR to be in one group.
24181 2009-04-20 Richard Guenther <rguenther@suse.de>
24183 * basic-block.h (get_all_dominated_blocks): Declare.
24184 * dominance.c (get_all_dominated_blocks): New function.
24185 * tree-cfg.c (get_all_dominated_blocks): Remove.
24186 (remove_edge_and_dominated_blocks): Adjust.
24187 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24188 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24189 instead of recursing.
24191 2009-04-20 Doug Kwan <dougkwan@google.com>
24193 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24194 (struct cgraph_node_set_def): New type.
24195 (cgraph_node_set) New type. Also declare vector functions.
24196 (struct cgraph_node_set_element_def): New type.
24197 (cgraph_node_set_element): Ditto.
24198 (cgraph_node_set_iterator): New iterator type.
24199 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24200 cgraph_node_set_remove, dump_cgraph_node_set,
24201 debug_cgraph_node_set): New prototypes.
24202 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24203 cgraph_node_set_size): New inlines.
24204 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24205 including cgraph.h.
24206 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24207 argument to function 'write_summary'.
24208 * ipa.c: Include ggc.h.
24209 (hash_cgraph_node_set_element,
24210 eq_cgraph_node_set_element, cgraph_node_set_new,
24211 cgraph_node_set_add, cgraph_node_set_remove,
24212 cgraph_node_set_find, dump_cgraph_node_set,
24213 debug_cgraph_node_set): New functions.
24214 * Makefile.in (ipa.o): Add dependency on GGC_H.
24216 2009-04-20 Ira Rosen <irar@il.ibm.com>
24218 PR tree-optimization/39675
24219 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24220 check of the return code of vect_schedule_slp. Check that
24221 stmt_vec_info still exists for the statement, before checking its
24222 vectorization type.
24224 2009-04-20 Michael Matz <matz@suse.de>
24226 * Makefile.in (generated_files): Take out $(simple_generated_c).
24228 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24230 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24231 (UINTPTR_TYPE): Likewise.
24233 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24236 * c-typeck.c (digest_init): Check for initializing an array with a
24239 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24242 * c-semantics.c (pop_stmt_list): Propagate
24243 STATEMENT_LIST_HAS_LABEL to parent statement list.
24245 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24247 * config/mips/mips.h (mips_tune_attr): New macro.
24248 * config/mips/mips.md (cpu): Use it.
24250 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24253 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24256 2009-04-19 Diego Novillo <dnovillo@google.com>
24258 * toplev.c (compile_file): Move call to coverage_finish ...
24259 * cgraphunit.c (ipa_passes): ... here.
24260 Call cgraph_process_new_functions.
24261 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24262 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24264 2009-04-19 Jan Hubicka <jh@suse.cz>
24266 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24268 (dump_cgraph_node): Dump can throw external flag.
24269 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24271 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24275 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24276 * common.opt (Wlogical-op): Move from here...
24277 * c.opt (Wlogical-op): ... to here.
24278 * c-typeck.c (parser_build_binary_op): Update call to
24279 warn_logical_operator.
24280 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24282 * c-common.c (warn_logical_op): Update.
24283 * c-common.h (warn_logical_op): Update declaration.
24285 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24287 * tree.c (protected_set_expr_location): Fix formatting.
24289 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24292 * c-typeck.c (readonly_warning): new.
24293 (build_unary_op, build_modify_expr): Use readonly_warning for
24294 storing into something readonly but not const-qualified.
24296 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24299 * c-typeck.c (build_unary_op): Check for taking address of
24300 expression of type void.
24302 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24305 * c-typeck.c (build_function_call): Check for calling a function
24306 with qualified void return types. Call require_complete_type when
24309 2009-04-18 Jan Hubicka <jh@suse.cz>
24311 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24313 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24314 can_throw_external flag.
24315 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24316 * ipa-pure-const.c (ignore_edge): New function.
24317 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24318 only over can_throw_external edges.
24319 (local_pure_const): Add nothrow flag.
24320 * ipa-utils.c (searchc): Add ignore_edge callback.
24321 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24322 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24323 (set_nothrow_function_flags): Update cgraph.
24324 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24326 2009-04-18 Richard Guenther <rguenther@suse.de>
24328 PR middle-end/39804
24329 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24330 (fold_stmt): ... this and ...
24331 (fold_stmt_inplace): ... this.
24332 (fold_stmt_1): Fold references in calls and asms.
24333 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24335 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24337 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24338 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24340 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24342 * tree.c (function_args_count): Remove.
24343 * tree.h: Remove the prototype for function_args_count.
24345 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24347 * tree-iterator.c (expr_only): Remove.
24348 * tree.h: Remove the prototype for expr_only.
24350 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24352 * reginfo.c (cannot_change_mode_set_regs): Remove.
24353 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24355 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24357 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24358 whether operands 0 and 1 overlaps.
24360 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24362 PR middle-end/36902
24363 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24364 pointer. Use warning_at instead of warning.
24365 (search_for_addr_array): Likewise.
24366 (check_array_bounds): Likewise.
24367 (check_all_array_refs): Check that the incoming edge is not in the
24368 list of edges to be removed.
24369 (check_all_array_refs): Avoid the temporal pointer.
24370 (vrp_visit_cond_stmt): Fix typo.
24371 (simplify_switch_using_ranges): Handle the case where the switch
24372 index is an integer constant.
24374 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24376 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24378 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24380 * doc/extend.texi, doc/invoke.texi: Fix typos.
24382 2009-04-17 Cary Coutant <ccoutant@google.com>
24384 * tree-flow-inline.h (get_lineno): Fix inverted test.
24386 2009-04-17 Diego Novillo <dnovillo@google.com>
24388 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24389 assertion for AVAIL_OUT.
24391 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24394 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24395 * config/sh/linux-atomic.asm: Likewise.
24397 2009-04-17 Diego Novillo <dnovillo@google.com>
24399 * except.c (debug_eh_tree): New.
24400 (struct eh_region, struct eh_status): Move ...
24401 * except.h: ... here.
24402 (add_type_for_runtime): Declare extern.
24403 (lookup_type_for_runtime): Likewise.
24404 (debug_eh_tree): Declare.
24405 * Makefile.in (GTFILES): List except.h before except.c
24407 2009-04-17 Diego Novillo <dnovillo@google.com>
24409 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24410 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24411 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24412 (find_vars_r): ... here.
24413 * tree-flow.h (find_referenced_vars_in): Declare.
24414 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24415 that AVAIL_OUT exists for BLOCK.
24416 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24417 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24418 (tree-parloops.o): Likewise.
24420 2009-04-17 Simon Baldwin <simonb@google.com>
24422 * toplev.c (default_tree_printer): Add handling for %E format.
24424 2009-04-17 Diego Novillo <dnovillo@google.com>
24426 * tree-pretty-print.c (dump_generic_node): Add break after
24427 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24428 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24429 FUNCTION_TYPE together. Call print_struct_decl when printing
24430 structures and TDF_SLIM is not given.
24431 (print_struct_decl): Fix logic for detecting recursion.
24433 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24436 * gcc.c (create_at_file): New.
24437 (compile_input_file_p): New.
24438 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24439 * main.c (main): Update call to toplev_main.
24440 * toplev.c (toplev_main): Change signature. Call expandargv.
24441 * toplev.h (toplev_main): Change signature.
24443 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24445 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24446 if the latter is not constant.
24448 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24450 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24452 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24454 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24455 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24457 2009-04-17 Richard Guenther <rguenther@suse.de>
24459 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24460 Handle component references view-converting an invariant address.
24462 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24464 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24465 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24466 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24467 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24468 Use @deftypevr rather than @deftypevar.
24470 2009-04-17 Richard Guenther <rguenther@suse.de>
24472 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24473 (get_prop_source_stmt): Likewise.
24474 (can_propagate_from): Likewise.
24476 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24478 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24479 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24480 (--with-multilib-list): Add default value.
24481 * configure: Regenerate.
24482 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24483 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24484 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24485 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24486 Don't add default cpu to multilib list unnecessarily, but do enable
24487 the relevant compiler option..
24488 Add support for --with-multilib-list=<blank> and
24489 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24490 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24491 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24492 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24493 TM_MULTILIB_CONFIG.
24494 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24495 (MULTILIB_OSDIRNAMES): New variable.
24496 * config/sh/t-1e: Delete file.
24497 * config/sh/t-mlib-sh1: Delete file.
24498 * config/sh/t-mlib-sh2: Delete file.
24499 * config/sh/t-mlib-sh2a: Delete file.
24500 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24501 * config/sh/t-mlib-sh2a-single: Delete file.
24502 * config/sh/t-mlib-sh2a-single-only: Delete file.
24503 * config/sh/t-mlib-sh2e: Delete file.
24504 * config/sh/t-mlib-sh3e: Delete file.
24505 * config/sh/t-mlib-sh4: Delete file.
24506 * config/sh/t-mlib-sh4-nofpu: Delete file.
24507 * config/sh/t-mlib-sh4-single: Delete file.
24508 * config/sh/t-mlib-sh4-single-only: Delete file.
24509 * config/sh/t-mlib-sh4a: Delete file.
24510 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24511 * config/sh/t-mlib-sh4a-single: Delete file.
24512 * config/sh/t-mlib-sh4a-single-only: Delete file.
24513 * config/sh/t-mlib-sh4al: Delete file.
24514 * config/sh/t-mlib-sh5-32media: Delete file.
24515 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24516 * config/sh/t-mlib-sh5-64media: Delete file.
24517 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24518 * config/sh/t-mlib-sh5-compact: Delete file.
24519 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24520 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24521 * doc/install.texi (Options specification): Add
24522 --with-multilib-list and --with-endian.
24524 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24526 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24528 (OBJS-common): Add plugin-version.o.
24529 (plugin-version.o): New.
24530 * gcc-plugin.h (plugin_gcc_version): New.
24531 (plugin_default_version_check): New.
24532 (plugin_init_func, plugin_init): Add version argument.
24533 * plugin-version.c: New.
24534 * plugin.c (str_plugin_gcc_version_name): New.
24535 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24536 pass it to the init function.
24537 (plugin_default_version_check): New.
24539 2009-04-17 Richard Guenther <rguenther@suse.de>
24541 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24542 for decl-vs-decl disambiguation.
24544 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24546 * config/s390/s390.h (s390_tune_attr): New macro definition.
24547 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24549 2009-04-17 Richard Guenther <rguenther@suse.de>
24551 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24552 (fold_stmt_r): Likewise.
24553 (maybe_fold_reference): New function.
24554 (fold_gimple_assign): Handle cases fold_stmt_r did.
24555 (fold_stmt): Do not use fold_stmt_r.
24556 (fold_stmt_inplace): Likewise.
24558 2009-04-17 Richard Guenther <rguenther@suse.de>
24560 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24561 (record_equivalences_from_stmt): Remove useless checks and
24563 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24564 the type is already suitable.
24566 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24568 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24570 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24572 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24573 (CMPtype): Define as __gcc_CMPtype.
24575 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24577 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24578 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24580 2009-04-17 Richard Guenther <rguenther@suse.de>
24582 PR tree-optimization/39746
24583 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24584 special-casing for builtins and static variable use/def.
24585 (call_may_clobber_ref_p_1): Likewise.
24587 2009-04-16 Ian Lance Taylor <iant@google.com>
24589 * df.h: Include "timevar.h".
24590 (struct df_problem): Change tv_id field to timevar_id_t.
24591 * tree-pass.h: Include "timevar.h".
24592 (struct opt_pass): Change tv_id field to timevar_id_t.
24593 * timevar.h (timevar_id_t): Define TV_NONE.
24594 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24595 TV_NONE rather than tv_id != 0.
24596 (execute_one_pass): Likewise.
24597 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24598 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24599 dependencies to $(TREE_PASS_H).
24600 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24602 (pass_branch_target_load_optimize2): Likewise.
24603 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24604 (pass_outof_cfg_layout_mode): Likewise.
24605 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24606 (pass_rebuild_cgraph_edges): Likewise.
24607 (pass_remove_cgraph_callee_edges): Likewise.
24608 * df-core.c (pass_df_initialize_opt): Likewise.
24609 (pass_df_initialize_no_opt): Likewise.
24610 (pass_df_finish): Likewise.
24611 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24612 * except.c (pass_set_nothrow_function_flags): Likewise.
24613 (pass_convert_to_eh_region_ranges): Likewise.
24614 * final.c (pass_compute_alignments): Likewise.
24615 * function.c (pass_instantiate_virtual_regs): Likewise.
24616 (pass_init_function): Likewise.
24617 (pass_leaf_regs): Likewise.
24618 (pass_match_asm_constraints): Likewise.
24619 * gimple-low.c (pass_lower_cf): Likewise.
24620 (pass_mark_used_blocks): Likewise.
24621 * init-regs.c (pass_initialize_regs): Likewise.
24622 * integrate.c (pass_initial_value_sets): Likewise.
24623 * ira.c (pass_ira): Likewise.
24624 * jump.c (pass_cleanup_barriers): Likewise.
24625 * omp-low.c (pass_expand_omp): Likewise.
24626 (pass_lower_omp): Likewise.
24627 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24628 * recog.c (pass_split_all_insns): Likewise.
24629 (pass_split_after_reload): Likewise.
24630 (pass_split_before_regstack): Likewise.
24631 (pass_split_before_sched2): Likewise.
24632 (pass_split_for_shorten_branches): Likewise.
24633 * reginfo.c (pass_reginfo_init): Likewise.
24634 (pass_subregs_of_mode_init): Likewise.
24635 (pass_subregs_of_mode_finish): Likewise.
24636 * passes.c (pass_postreload): Likewise.
24637 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24638 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24639 (pass_warn_function_return): Likewise.
24640 (pass_warn_function_noreturn): Likewise.
24641 * tree-complex.c (pass_lower_complex): Likewise.
24642 (pass_lower_complex_O0): Likewise.
24643 * tree-if-conv.c (pass_if_conversion): Likewise.
24644 * tree-into-ssa.c (pass_build_ssa): Likewise.
24645 * tree-mudflap.c (pass_mudflap_1): Likewise.
24646 (pass_mudflap_2): Likewise.
24647 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24648 (pass_mudflap_2): Likewise.
24649 * tree-nrv.c (pass_return_slot): Likewise.
24650 * tree-object-size.c (pass_object_sizes): Likewise.
24651 * tree-optimize.c (pass_all_optimizations): Likewise.
24652 (pass_early_local_passes): Likewise.
24653 (pass_all_early_optimizations): Likewise.
24654 (pass_cleanup_cfg): Likewise.
24655 (pass_cleanup_cfg_post_optimizing): Likewise.
24656 (pass_free_datastructures): Likewise.
24657 (pass_free_cfg_annotations): Likewise.
24658 (pass_fixup_cfg): Likewise.
24659 (pass_init_datastructures): Likewise.
24660 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24661 (pass_late_warn_uninitialized): Likewise.
24662 (pass_update_address_taken): Likewise.
24663 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24664 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24665 (pass_cse_sincos): Likewise.
24666 (pass_convert_to_rsqrt): Likewise.
24667 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24668 * tree-stdarg.c (pass_stdarg): Likewise.
24669 * tree-tailcall.c (pass_tail_recursion): Likewise.
24670 (pass_tail_calls): Likewise.
24671 * tree-vect-generic.c (pass_lower_vector): Likewise.
24672 (pass_lower_vector_ssa): Likewise.
24673 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24675 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24677 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24679 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24681 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24682 logical and signext.
24684 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24687 * config/sh/predicates.md (arith_operand): Check if the operand
24688 of TRUNCATE is a REG.
24690 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24692 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24693 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24695 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24697 * tree-iterator.c (tsi_split_statement_list_after,
24698 tsi_split_statement_list_before): Remove.
24699 * tree-iterator.h: Remove the prototypes for
24700 tsi_split_statement_list_after and tsi_split_statement_list_before.
24702 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24704 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24705 * tree-ssa-propagate.h: Remove the prototype for
24706 stmt_makes_single_load.
24708 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24710 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24711 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24713 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24715 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24717 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24719 * except.c (eh_region_outer_p): Remove.
24720 * except.h: Remove the prototype for eh_region_outer_p.
24722 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24724 * function.c (current_function_assembler_name): Remove.
24725 * function.h: Remove the prototype for
24726 current_function_assembler_name.
24728 2009-04-16 Ian Lance Taylor <iant@google.com>
24730 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24731 (add_reg_note): Call alloc_reg_note.
24732 * rtl.h (alloc_reg_note): Declare.
24733 * combine.c (try_combine): Use alloc_reg_note.
24734 (recog_for_combine, move_deaths): Likewise.
24735 (distribute_notes): Use alloc_reg_note and add_reg_note.
24736 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24737 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24738 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24740 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24742 PR rtl-optimization/39762
24743 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24744 ira_may_move_out_cost): Add comments about way of their usage.
24745 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24747 * ira-conflicts.c (process_regs_for_copy): Use function
24748 ira_get_register_move_cost instead of global
24749 ira_register_move_cost.
24751 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24752 color_pass, move_spill_restore, update_curr_costs): Ditto.
24754 * ira-lives.c (process_single_reg_class_operands): Ditto.
24756 * ira-emit.c (emit_move_list): Ditto.
24758 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24759 (record_reg_classes): Ditto. Use functions
24760 ira_get_register_move_cost and ira_get_may_move_cost instead of
24761 global vars ira_register_move_cost, ira_may_move_out_cost and
24762 ira_may_move_in_cost.
24763 (record_address_regs): Don't call ira_init_register_move_cost.
24764 Use function ira_get_may_move_cost instead of global
24765 ira_may_move_in_cost.
24766 (process_bb_node_for_hard_reg_moves): Use function
24767 ira_get_register_move_cost instead of global ira_register_move_cost.
24768 (ira_costs): Don't call ira_init_register_move_cost.
24770 2009-04-16 Richard Guenther <rguenther@suse.de>
24772 * tree-cfg.c (verify_gimple_assign_binary):
24773 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24774 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24775 (create_general_new_stmt): Note that this function is broken.
24777 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24779 * common.opt (fhelp): Add Var(help_flag).
24780 * gcc-plugin.h (plugin_info): Add help.
24781 * plugin.c (plugin_name_args): Add help.
24782 (register_plugin_info): Set plugin->help.
24783 (print_help_one_plugin): New.
24784 (print_plugins_help): New.
24785 * plugin.h (print_plugins_help): New.
24786 * toplev.c (toplev_main): Call print_plugins_help if needed.
24788 2009-04-16 Richard Guenther <rguenther@suse.de>
24790 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24791 (gimple_ior_addresses_taken_1): New function.
24792 (gimple_ior_addresses_taken): Likewise.
24793 * gimple.h (struct gimple_statement_with_ops_base): Remove
24794 addresses_taken member.
24795 (gimple_ior_addresses_taken): Declare.
24796 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24797 gimple_set_addresses_taken): Remove.
24798 * ipa-reference.c (mark_address): New function.
24799 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24800 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24801 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24802 (gimple_add_to_addresses_taken): Remove.
24803 (get_tmr_operands): Call mark_address_taken.
24804 (get_asm_expr_operands): Likewise.
24805 (get_expr_operands): Likewise.
24806 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24807 (free_stmt_operands): Do not free it.
24808 * tree-ssa.c (delete_tree_ssa): Likewise.
24809 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24811 2009-04-16 Richard Guenther <rguenther@suse.de>
24813 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24814 (walk_stmt_load_store_ops): Likewise.
24815 * gimple.c (get_base_loadstore): New function.
24816 (walk_stmt_load_store_addr_ops): Likewise.
24817 (walk_stmt_load_store_ops): Likewise.
24818 * ipa-pure-const.c (check_op): Simplify.
24819 (check_load, check_store): New functions.
24820 (check_stmt): Use walk_stmt_load_store_ops.
24821 * ipa-reference.c (mark_load): Adjust signature.
24822 (mark_store): Likewise.
24823 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24825 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24827 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24828 (plugin_info): New.
24829 * opts.c (common_handle_option): Don't call print_version.
24830 * plugin.c (plugin_name_args): Add version.
24831 (register_plugin_info): New.
24832 (register_callback): Handle PLUGIN_INFO.
24833 (try_init_one_plugin): New.
24834 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24836 (finalize_one_plugin): New.
24837 (finalize_plugins): New.
24838 (print_one_plugin): New.
24839 (print_plugins_versions): New.
24840 * plugin.h (print_plugins_versions): New.
24841 (finalize_plugins): New.
24842 * toplev.c (compile_file): Don't call initialize_plugins.
24843 (print_version): Call print_plugins_versions.
24844 (toplev_main): Call initialize_plugins. Print version if needed.
24845 Call finalize_plugins.
24847 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24849 * common.opt (fversion): New.
24850 * gcc.c (print_version): New.
24851 (process_command): Don't print the version. Just set print_version.
24852 (main): Print version. Call subprocesses if print_version and
24853 verbose_flag are set.
24854 * opts.c (common_handle_option): Handle OPT_fversion.
24856 2009-04-16 Richard Guenther <rguenther@suse.de>
24857 Ira Rosen <irar@il.ibm.com>
24859 PR tree-optimization/39698
24860 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24861 type of the reduction variable. Only generate the def if
24864 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24865 make sure to first convert to an integer of the same precision.
24866 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24867 the type of the evolution correctly in computing the new
24868 induction variable base.
24870 2009-04-16 Richard Guenther <rguenther@suse.de>
24872 PR middle-end/39625
24873 * tree-cfg.c (make_blocks): Split statements with to-be
24874 abnormal SSA names on the lhs.
24876 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24878 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24879 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24880 * c-typeck.c (really_start_incremental_init): Likewise.
24881 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24882 (TARGET_INITIALIZER): Remove it.
24883 * target.h (struct target): Remove vector_opaque_p.
24884 * tree.c (build_opaque_vector_type): New.
24885 * tree.h (TYPE_VECTOR_OPAQUE): New.
24886 (build_opaque_vector_type): Declare.
24887 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24888 * config/rs6000/rs6000.c (build_opaque_vector_type,
24889 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24890 (rs6000_init_builtins): Use build_opaque_vector_type for
24891 opaque_V4SI_type_node.
24893 2009-04-15 Catherine Moore <clm@codesourcery.com>
24895 * debug.h (set_name): Declare.
24896 * dwarf2out.c (dwarf2out_set_name): Declare.
24897 (dwarf2_debug_hooks): Add set_name.
24898 (find_AT_string): New.
24899 (add_AT_string): Call find_AT_string.
24900 (dwarf2out_set_name): New.
24901 * cp/decl.c (grokdeclarator): Call set_name.
24902 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24903 * debug.c (do_nothing_debug_hooks): Likewise.
24904 * dbxout.c (dbx_debug_hooks): Likewise.
24905 * sdbout.c (sdb_debug_hooks): Likewise.
24907 2009-04-15 Michael Eager <eager@eagercon.com>
24909 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24910 reg for single-precision FPU.
24911 * config/rs6000/rs6000.md (movsi_internal1): Only for
24912 !TARGET_SINGLE_FPU.
24913 (movsi_internal1_single): New. Add pattern to move SI values to/from
24914 single-precision FP regs.
24916 2009-04-15 Richard Guenther <rguenther@suse.de>
24918 * omp-low.c (lower_rec_input_clauses): Build correct address
24920 (expand_omp_for_generic): Fix multiplication type.
24921 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24922 (generate_memset_zero): Fix types.
24923 * tree-profile.c (prepare_instrumented_value): Correctly
24926 2009-04-15 Ian Lance Taylor <iant@google.com>
24928 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24929 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24930 for -Wall and for -Wc++-compat.
24931 (c_common_post_options): For C++, set warn_enum_compare if not
24933 * c-tree.h (struct c_expr): Add field original_type.
24934 (build_external_ref): Update declaration.
24935 * c-parser.c (c_parser_braced_init): Set original_type.
24936 (c_parser_initelt): Likewise.
24937 (c_parser_expr_no_commas): Likewise.
24938 (c_parser_conditional_expression): Likewise.
24939 (c_parser_cast_expression): Likewise.
24940 (c_parser_unary_expression): Likewise. Pull setting of
24941 original_code to top of function.
24942 (c_parser_sizeof_expression): Set original_type.
24943 (c_parser_alignof_expression): Likewise.
24944 (c_parser_postfix_expression): Likewise. Pull setting of
24945 original_code to top of function.
24946 (c_parser_postfix_expression_after_paren_type): Set original_type.
24947 (c_parser_postfix_expression_after_primary): Likewise.
24948 (c_parser_expression): Likewise.
24949 * c-typeck.c (build_external_ref): Add type parameter. Change all
24951 (c_expr_sizeof_expr): Set original_type field.
24952 (parser_build_unary_op): Likewise.
24953 (parser_build_binary_op): Likewise. Optionally warn about
24954 comparisons of enums of different types.
24955 (digest_init): Set original_type field.
24956 (really_start_incremental_init): Likewise.
24957 (push_init_level, pop_init_level): Likewise.
24958 * doc/invoke.texi (Warning Options): -Wenum-compare now
24961 2009-04-15 Richard Guenther <rguenther@suse.de>
24963 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24964 out a necessary conversion.
24965 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24966 names we didn't value number.
24967 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24969 2009-04-15 Richard Guenther <rguenther@suse.de>
24971 PR tree-optimization/39764
24972 * tree-ssa-ccp.c (get_value): Canonicalize value with
24973 canonicalize_float_value.
24975 2009-04-15 Jan Hubicka <jh@suse.cz>
24977 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24978 Wrong version of patch.
24980 2009-04-15 Jan Hubicka <jh@suse.cz>
24982 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24984 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24986 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24987 our distinct integral and vector types.
24989 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24991 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24992 * init.c (build_vtbl_address): Remove call to assemble_external.
24994 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24996 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24997 output for other floating point modes.
24999 2009-04-14 Diego Novillo <dnovillo@google.com>
25001 * diagnostic.c (diagnostic_report_diagnostic): Do not
25002 warn about loaded plugins for DK_ERROR and DK_WARNING.
25003 * c-decl.c (declspecs_add_type): Move call to
25004 invoke_plugin_callbacks ...
25005 * c-parser.c (c_parser_declspecs): ... here.
25006 * plugin.c (dump_active_plugins): Tidy output.
25008 2009-04-14 Diego Novillo <dnovillo@google.com>
25009 Le-Chun Wu <lcwu@google.com>
25011 * configure.ac: Add --enable-plugin support.
25012 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25013 * Makefile.in (PLUGIN_H): Define.
25014 Export ENABLE_PLUGIN and GMPINC to site.exp.
25015 Add PLUGINLIBS to link command.
25016 Add/modify dependencies for plugin.o and files including plugin.h.
25018 * config.in: Regenerate.
25020 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25023 2009-04-14 Le-Chun Wu <lcwu@google.com>
25025 * tree-pass.h (register_one_dump_file): Add a prototype for
25026 register_one_dump_file.
25027 * toplev.c (compile_file): Call initialize_plugins.
25028 (do_compile): Call invoke_plugin_callbacks.
25029 (toplev_main): Call invoke_plugin_callbacks.
25030 * common.opt: Add -fplugin= and -fplugin-arg-.
25031 * gcc-plugin.h: New public header file for plugins to include.
25032 * plugin.c: New source file.
25033 * plugin.h: New internal header file.
25034 * passes.c (register_one_dump_file): Make it external.
25036 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25038 2009-04-14 Diego Novillo <dnovillo@google.com>
25040 * doc/plugins.texi: New.
25041 * doc/gccint.texi: Add reference to Plugins chapter.
25042 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25043 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25044 loaded plugins, if any.
25045 * timevar.def (TV_PLUGIN_INIT): Define.
25046 (TV_PLUGIN_RUN): Define.
25047 * plugin.c: Include timevar.h
25048 (plugins_active_p): New.
25049 (dump_active_plugins): New.
25050 (debug_active_plugins): New.
25052 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25054 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25056 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25058 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25060 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25061 the same as a minus without a shift.
25063 2009-04-14 Nick Clifton <nickc@redhat.com>
25065 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25066 comparisons with small integers will always produce a short
25069 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25072 2008-12-19 Diego Novillo <dnovillo@google.com>
25074 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25076 2009-04-14 Richard Guenther <rguenther@suse.de>
25078 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25080 (verify_gimple_assign_binary): Likewise. Handle shifts and
25082 (verify_gimple_phi): Print the mismatched argument position.
25083 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25085 (vect_update_init_of_dr): Likewise.
25086 * matrix-reorg.c (transform_access_sites): Do what the
25088 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25090 2009-04-13 Michael Eager <eager@eagercon.com>
25092 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25093 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25094 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25095 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25096 remove duplicate config
25098 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25100 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25101 file_name:line_number type locator of the call site.
25103 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25105 * genautomata.c: Put blank after comma.
25106 (automaton_decls): New.
25107 (struct unit_usage): Add comments to member next.
25108 (store_alt_unit_usage): Keep the list ordered.
25109 (unit_present_on_list_p, equal_alternatives_p): New.
25110 (check_regexp_units_distribution): Check units distribution
25111 correctness correctly.
25112 (main): Don't write automata if error is found. Return correct
25115 * config/m68k/cf.md (cfv4_ds): Remove.
25116 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25117 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25119 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25120 power4-load-ext, power4-store, power4-store-update,
25121 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25122 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25123 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25124 power4-sqrt, power4-isync): Modify reservation to make correct
25125 unit distribution to automata.
25127 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25128 power5-store-update, power5-two, power5-three, power5-lmul,
25129 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25131 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25133 * except.c (pass_set_nothrow_function_flags): Set name and add
25135 (set_nothrow_function_flags): Mention in the dump file when
25136 changing a function to nothrow.
25138 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25141 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25142 instead of unsigned long.
25144 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25146 * config/arm/arm.c (return_used_this_function): Remove.
25147 (arm_output_function_prologue): Remove use of
25148 return_used_this_function.
25149 (output_return_instruction): Replace use of
25150 return_used_this_function
25151 by cfun->machine->return_used_this_function.
25152 (arm_output_epilogue): Likewise.
25153 (arm_output_function_epilogue): Likewise.
25154 (thumb_unexpanded_epilogue): Likewise.
25155 * config/arm/arm.h (struct machine_function):
25156 New member return_used_this_function.
25158 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25160 * doc/install.texi: Correct description of default directory for
25161 --with-gxx-include-dir.
25163 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25165 * fold-const.c (build_range_check): Properly deal with enumeral and
25166 boolean base types.
25168 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25170 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25171 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25172 * params.h (MAX_GCSE_PASSES): Remove.
25173 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25174 in sequence. Remove ability to run multiple passes.
25175 (bypass_jumps): Report run as third CPROP pass.
25177 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25179 PR middle-end/39651
25180 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25181 when deciding whether the whole SEQUENCE can throw.
25183 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25186 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25187 offseted label references.
25189 2009-04-11 Jan Hubicka <jh@suse.cz>
25191 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25193 2009-04-11 Richard Guenther <rguenther@suse.de>
25195 PR middle-end/39732
25196 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25197 return variables as TREE_ADDRESSABLE.
25199 2009-04-11 Richard Guenther <rguenther@suse.de>
25201 PR tree-optimization/39713
25202 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25203 reference trees have SSA_NAME operands.
25205 2009-04-11 Richard Guenther <rguenther@suse.de>
25208 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25209 address expressions.
25211 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25213 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25214 match changes in Cygwin 1.7
25215 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25216 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25218 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25220 PR tree-optimization/39701
25221 * doc/invoke.texi (Optimization Options): Document change in
25222 meaning and initialization of -fdelete-null-pointer-checks.
25224 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25226 PR middle-end/39701
25227 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25229 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25232 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25234 2009-04-10 Chao-ying Fu <fu@mips.com>
25236 * doc/tm.texi (Instruction Output): Document
25237 TARGET_ASM_FINAL_POSTSCAN_INSN.
25238 * target.h (final_postscan_insn): New field in asm_out.
25239 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25240 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25241 * final.c (final_scan_insn): Call
25242 targetm.asm_out.final_postscan_insn after outputting
25243 an asm macro and a normal instruction.
25245 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25246 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25247 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25248 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25249 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25251 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25253 PR middle-end/39701
25254 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25255 variables as non-NULL even with -fdelete-null-pointer-checks.
25257 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25259 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25261 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25264 * config/i386/i386.c (classify_argument): Handle SCmode with
25265 (bit_offset % 64) != 0.
25267 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25269 * doc/invoke.texi (Optimize Options): Add cross-reference to
25270 -Q --help=optimizers examples.
25272 2009-04-10 Ben Elliston <bje@au.ibm.com>
25275 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25276 regalign for the reg == fpr and TDmode case.
25278 2009-04-09 David Ayers <ayers@fsfe.org>
25281 * objc/objc-act.c (warn_with_method): Remove helper function.
25282 (check_duplicates): Call warning and inform directly.
25283 (really_start_method): Likewise.
25285 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25287 * expmed.c (expand_divmod): Always use a comparison for a division
25288 by a large unsigned integer.
25290 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25291 for things others than variables or functions as nonzero.
25293 2009-04-09 Nick Clifton <nickc@redhat.com>
25295 * unwind-compat.c: Change copyright header to refer to version
25296 3 of the GNU General Public License with version 3.1 of the
25297 GCC Runtime Library Exception and to point readers at the
25298 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25299 * config/alpha/crtfastmath.c: Likewise.
25300 * config/alpha/linux-unwind.h: Likewise.
25301 * config/alpha/qrnnd.asm: Likewise.
25302 * config/alpha/vms-crt0-64.c: Likewise.
25303 * config/alpha/vms-crt0.c: Likewise.
25304 * config/alpha/vms-dwarf2.asm: Likewise.
25305 * config/alpha/vms-dwarf2eh.asm: Likewise.
25306 * config/alpha/vms-psxcrt0-64.c: Likewise.
25307 * config/alpha/vms-psxcrt0.c: Likewise.
25308 * config/alpha/vms_tramp.asm: Likewise.
25309 * config/arc/initfini.c: Likewise.
25310 * config/arc/lib1funcs.asm: Likewise.
25311 * config/arm/bpabi-v6m.S: Likewise.
25312 * config/arm/bpabi.S: Likewise.
25313 * config/arm/bpabi.c: Likewise.
25314 * config/arm/crti.asm: Likewise.
25315 * config/arm/crtn.asm: Likewise.
25316 * config/arm/ieee754-df.S: Likewise.
25317 * config/arm/ieee754-sf.S: Likewise.
25318 * config/arm/lib1funcs.asm: Likewise.
25319 * config/arm/libunwind.S: Likewise.
25320 * config/arm/linux-atomic.c: Likewise.
25321 * config/arm/mmintrin.h: Likewise.
25322 * config/arm/pr-support.c: Likewise.
25323 * config/arm/unaligned-funcs.c: Likewise.
25324 * config/arm/unwind-arm.c: Likewise.
25325 * config/arm/unwind-arm.h: Likewise.
25326 * config/avr/libgcc.S: Likewise.
25327 * config/bfin/crti.s: Likewise.
25328 * config/bfin/crtlibid.s: Likewise.
25329 * config/bfin/crtn.s: Likewise.
25330 * config/bfin/lib1funcs.asm: Likewise.
25331 * config/bfin/linux-unwind.h: Likewise.
25332 * config/cris/arit.c: Likewise.
25333 * config/cris/cris_abi_symbol.c: Likewise.
25334 * config/darwin-64.c: Likewise.
25335 * config/darwin-crt2.c: Likewise.
25336 * config/darwin-crt3.c: Likewise.
25337 * config/darwin.h: Likewise.
25338 * config/dbxelf.h: Likewise.
25339 * config/dfp-bit.c: Likewise.
25340 * config/dfp-bit.h: Likewise.
25341 * config/elfos.h: Likewise.
25342 * config/fixed-bit.c: Likewise.
25343 * config/fixed-bit.h: Likewise.
25344 * config/fp-bit.c: Likewise.
25345 * config/fp-bit.h: Likewise.
25346 * config/fr30/crti.asm: Likewise.
25347 * config/fr30/crtn.asm: Likewise.
25348 * config/fr30/lib1funcs.asm: Likewise.
25349 * config/freebsd-spec.h: Likewise.
25350 * config/frv/cmovd.c: Likewise.
25351 * config/frv/cmovh.c: Likewise.
25352 * config/frv/cmovw.c: Likewise.
25353 * config/frv/frvbegin.c: Likewise.
25354 * config/frv/frvend.c: Likewise.
25355 * config/frv/lib1funcs.asm: Likewise.
25356 * config/glibc-stdint.h: Likewise.
25357 * config/h8300/clzhi2.c: Likewise.
25358 * config/h8300/crti.asm: Likewise.
25359 * config/h8300/crtn.asm: Likewise.
25360 * config/h8300/ctzhi2.c: Likewise.
25361 * config/h8300/fixunssfsi.c: Likewise.
25362 * config/h8300/lib1funcs.asm: Likewise.
25363 * config/h8300/parityhi2.c: Likewise.
25364 * config/h8300/popcounthi2.c: Likewise.
25365 * config/i386/ammintrin.h: Likewise.
25366 * config/i386/att.h: Likewise.
25367 * config/i386/avxintrin.h: Likewise.
25368 * config/i386/biarch64.h: Likewise.
25369 * config/i386/bmmintrin.h: Likewise.
25370 * config/i386/cpuid.h: Likewise.
25371 * config/i386/cross-stdarg.h: Likewise.
25372 * config/i386/crtfastmath.c: Likewise.
25373 * config/i386/crtprec.c: Likewise.
25374 * config/i386/cygming-crtbegin.c: Likewise.
25375 * config/i386/cygming-crtend.c: Likewise.
25376 * config/i386/cygwin.asm: Likewise.
25377 * config/i386/emmintrin.h: Likewise.
25378 * config/i386/gmm_malloc.h: Likewise.
25379 * config/i386/gthr-win32.c: Likewise.
25380 * config/i386/i386.h: Likewise.
25381 * config/i386/immintrin.h: Likewise.
25382 * config/i386/linux-unwind.h: Likewise.
25383 * config/i386/linux64.h: Likewise.
25384 * config/i386/mm3dnow.h: Likewise.
25385 * config/i386/mmintrin-common.h: Likewise.
25386 * config/i386/mmintrin.h: Likewise.
25387 * config/i386/nmmintrin.h: Likewise.
25388 * config/i386/pmm_malloc.h: Likewise.
25389 * config/i386/pmmintrin.h: Likewise.
25390 * config/i386/smmintrin.h: Likewise.
25391 * config/i386/sol2-c1.asm: Likewise.
25392 * config/i386/sol2-ci.asm: Likewise.
25393 * config/i386/sol2-cn.asm: Likewise.
25394 * config/i386/sol2-gc1.asm: Likewise.
25395 * config/i386/tmmintrin.h: Likewise.
25396 * config/i386/unix.h: Likewise.
25397 * config/i386/w32-unwind.h: Likewise.
25398 * config/i386/wmmintrin.h: Likewise.
25399 * config/i386/x86-64.h: Likewise.
25400 * config/i386/x86intrin.h: Likewise.
25401 * config/i386/xmmintrin.h: Likewise.
25402 * config/ia64/crtbegin.asm: Likewise.
25403 * config/ia64/crtend.asm: Likewise.
25404 * config/ia64/crtfastmath.c: Likewise.
25405 * config/ia64/crti.asm: Likewise.
25406 * config/ia64/crtn.asm: Likewise.
25407 * config/ia64/fde-glibc.c: Likewise.
25408 * config/ia64/lib1funcs.asm: Likewise.
25409 * config/ia64/linux-unwind.h: Likewise.
25410 * config/ia64/quadlib.c: Likewise.
25411 * config/ia64/unwind-ia64.c: Likewise.
25412 * config/linux.h: Likewise.
25413 * config/m32c/m32c-lib1.S: Likewise.
25414 * config/m32c/m32c-lib2-trapv.c: Likewise.
25415 * config/m32c/m32c-lib2.c: Likewise.
25416 * config/m32r/initfini.c: Likewise.
25417 * config/m68hc11/larith.asm: Likewise.
25418 * config/m68hc11/m68hc11-crt0.S: Likewise.
25419 * config/m68k/cf.md: Likewise.
25420 * config/m68k/crti.s: Likewise.
25421 * config/m68k/crtn.s: Likewise.
25422 * config/m68k/lb1sf68.asm: Likewise.
25423 * config/m68k/linux-unwind.h: Likewise.
25424 * config/mcore/crti.asm: Likewise.
25425 * config/mcore/crtn.asm: Likewise.
25426 * config/mcore/lib1.asm: Likewise.
25427 * config/mips/linux-unwind.h: Likewise.
25428 * config/mips/loongson.h: Likewise.
25429 * config/mips/mips16.S: Likewise.
25430 * config/mmix/crti.asm: Likewise.
25431 * config/mmix/crtn.asm: Likewise.
25432 * config/pa/fptr.c: Likewise.
25433 * config/pa/hpux-unwind.h: Likewise.
25434 * config/pa/lib2funcs.asm: Likewise.
25435 * config/pa/linux-atomic.c: Likewise.
25436 * config/pa/linux-unwind.h: Likewise.
25437 * config/pa/milli64.S: Likewise.
25438 * config/pa/quadlib.c: Likewise.
25439 * config/pa/stublib.c: Likewise.
25440 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25441 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25442 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25443 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25444 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25445 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25446 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25447 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25448 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25449 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25450 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25451 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25452 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25453 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25454 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25455 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25456 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25457 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25458 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25459 * config/rs6000/750cl.h: Likewise.
25460 * config/rs6000/altivec.h: Likewise.
25461 * config/rs6000/biarch64.h: Likewise.
25462 * config/rs6000/crtresfpr.asm: Likewise.
25463 * config/rs6000/crtresgpr.asm: Likewise.
25464 * config/rs6000/crtresxfpr.asm: Likewise.
25465 * config/rs6000/crtresxgpr.asm: Likewise.
25466 * config/rs6000/crtsavfpr.asm: Likewise.
25467 * config/rs6000/crtsavgpr.asm: Likewise.
25468 * config/rs6000/darwin-asm.h: Likewise.
25469 * config/rs6000/darwin-fallback.c: Likewise.
25470 * config/rs6000/darwin-fpsave.asm: Likewise.
25471 * config/rs6000/darwin-ldouble.c: Likewise.
25472 * config/rs6000/darwin-tramp.asm: Likewise.
25473 * config/rs6000/darwin-unwind.h: Likewise.
25474 * config/rs6000/darwin-vecsave.asm: Likewise.
25475 * config/rs6000/darwin-world.asm: Likewise.
25476 * config/rs6000/e500crtres32gpr.asm: Likewise.
25477 * config/rs6000/e500crtres64gpr.asm: Likewise.
25478 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25479 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25480 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25481 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25482 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25483 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25484 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25485 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25486 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25487 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25488 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25489 * config/rs6000/eabi-ci.asm: Likewise.
25490 * config/rs6000/eabi-cn.asm: Likewise.
25491 * config/rs6000/eabi.asm: Likewise.
25492 * config/rs6000/linux-unwind.h: Likewise.
25493 * config/rs6000/linux64.h: Likewise.
25494 * config/rs6000/paired.h: Likewise.
25495 * config/rs6000/paired.md: Likewise.
25496 * config/rs6000/ppc64-fp.c: Likewise.
25497 * config/rs6000/ppu_intrinsics.h: Likewise.
25498 * config/rs6000/rs6000.h: Likewise.
25499 * config/rs6000/si2vmx.h: Likewise.
25500 * config/rs6000/sol-ci.asm: Likewise.
25501 * config/rs6000/sol-cn.asm: Likewise.
25502 * config/rs6000/spe.h: Likewise.
25503 * config/rs6000/spu2vmx.h: Likewise.
25504 * config/rs6000/sysv4.h: Likewise.
25505 * config/rs6000/tramp.asm: Likewise.
25506 * config/rs6000/vec_types.h: Likewise.
25507 * config/s390/linux-unwind.h: Likewise.
25508 * config/s390/tpf-unwind.h: Likewise.
25509 * config/score/crti.asm: Likewise.
25510 * config/score/crtn.asm: Likewise.
25511 * config/sh/crt1.asm: Likewise.
25512 * config/sh/crti.asm: Likewise.
25513 * config/sh/crtn.asm: Likewise.
25514 * config/sh/divtab-sh4-300.c: Likewise.
25515 * config/sh/divtab-sh4.c: Likewise.
25516 * config/sh/divtab.c: Likewise.
25517 * config/sh/lib1funcs-4-300.asm: Likewise.
25518 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25519 * config/sh/lib1funcs.asm: Likewise.
25520 * config/sh/lib1funcs.h: Likewise.
25521 * config/sh/linux-atomic.asm: Likewise.
25522 * config/sh/linux-unwind.h: Likewise.
25523 * config/sh/shmedia.h: Likewise.
25524 * config/sh/sshmedia.h: Likewise.
25525 * config/sh/ushmedia.h: Likewise.
25526 * config/sparc/crtfastmath.c: Likewise.
25527 * config/sparc/linux-unwind.h: Likewise.
25528 * config/sparc/sol2-c1.asm: Likewise.
25529 * config/sparc/sol2-ci.asm: Likewise.
25530 * config/sparc/sol2-cn.asm: Likewise.
25531 * config/spu/divmodti4.c: Likewise.
25532 * config/spu/divv2df3.c: Likewise.
25533 * config/spu/float_disf.c: Likewise.
25534 * config/spu/float_unsdidf.c: Likewise.
25535 * config/spu/float_unsdisf.c: Likewise.
25536 * config/spu/float_unssidf.c: Likewise.
25537 * config/spu/mfc_multi_tag_release.c: Likewise.
25538 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25539 * config/spu/mfc_tag_release.c: Likewise.
25540 * config/spu/mfc_tag_reserve.c: Likewise.
25541 * config/spu/mfc_tag_table.c: Likewise.
25542 * config/spu/multi3.c: Likewise.
25543 * config/spu/spu_internals.h: Likewise.
25544 * config/spu/spu_intrinsics.h: Likewise.
25545 * config/spu/spu_mfcio.h: Likewise.
25546 * config/spu/vec_types.h: Likewise.
25547 * config/spu/vmx2spu.h: Likewise.
25548 * config/stormy16/stormy16-lib2.c: Likewise.
25549 * config/svr4.h: Likewise.
25550 * config/sync.c: Likewise.
25551 * config/v850/lib1funcs.asm: Likewise.
25552 * config/vxlib-tls.c: Likewise.
25553 * config/vxlib.c: Likewise.
25554 * config/vxworks-dummy.h: Likewise.
25555 * config/xtensa/crti.asm: Likewise.
25556 * config/xtensa/crtn.asm: Likewise.
25557 * config/xtensa/ieee754-df.S: Likewise.
25558 * config/xtensa/ieee754-sf.S: Likewise.
25559 * config/xtensa/lib1funcs.asm: Likewise.
25560 * config/xtensa/lib2funcs.S: Likewise.
25561 * config/xtensa/linux-unwind.h: Likewise.
25562 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25563 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25564 * coretypes.h: Likewise.
25565 * crtstuff.c: Likewise.
25566 * defaults.h: Likewise.
25567 * dwarf2.h: Likewise.
25568 * emutls.c: Likewise.
25569 * gbl-ctors.h: Likewise.
25570 * gcov-io.h: Likewise.
25571 * ginclude/float.h: Likewise.
25572 * ginclude/iso646.h: Likewise.
25573 * ginclude/stdarg.h: Likewise.
25574 * ginclude/stdbool.h: Likewise.
25575 * ginclude/stddef.h: Likewise.
25576 * ginclude/stdfix.h: Likewise.
25577 * ginclude/stdint-gcc.h: Likewise.
25578 * ginclude/tgmath.h: Likewise.
25579 * gthr-aix.h: Likewise.
25580 * gthr-dce.h: Likewise.
25581 * gthr-gnat.c: Likewise.
25582 * gthr-gnat.h: Likewise.
25583 * gthr-lynx.h: Likewise.
25584 * gthr-mipssde.h: Likewise.
25585 * gthr-nks.h: Likewise.
25586 * gthr-posix.c: Likewise.
25587 * gthr-posix.h: Likewise.
25588 * gthr-posix95.h: Likewise.
25589 * gthr-rtems.h: Likewise.
25590 * gthr-single.h: Likewise.
25591 * gthr-solaris.h: Likewise.
25592 * gthr-tpf.h: Likewise.
25593 * gthr-vxworks.h: Likewise.
25594 * gthr-win32.h: Likewise.
25595 * gthr.h: Likewise.
25596 * libgcc2.c: Likewise.
25597 * libgcc2.h: Likewise.
25598 * libgcov.c: Likewise.
25599 * tsystem.h: Likewise.
25600 * typeclass.h: Likewise.
25601 * unwind-c.c: Likewise.
25602 * unwind-compat.h: Likewise.
25603 * unwind-dw2-fde-compat.c: Likewise.
25604 * unwind-dw2-fde-darwin.c: Likewise.
25605 * unwind-dw2-fde-glibc.c: Likewise.
25606 * unwind-dw2-fde.c: Likewise.
25607 * unwind-dw2-fde.h: Likewise.
25608 * unwind-dw2.c: Likewise.
25609 * unwind-dw2.h: Likewise.
25610 * unwind-generic.h: Likewise.
25611 * unwind-pe.h: Likewise.
25612 * unwind-sjlj.c: Likewise.
25613 * unwind.inc: Likewise.
25614 * config/arm/neon-gen.ml: Change generated copyright header to
25615 refer to version 3 of the GNU General Public License with
25616 version 3.1 of the GCC Runtime Library Exception and to point
25617 readers at the COPYING3 and COPYING3.RUNTIME files and the
25618 FSF's license web page.
25619 * config/arm/arm_neon.h: Regenerate.
25621 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25623 * config/cris/cris.md: Change copyright header to refer to version
25624 3 of the GNU General Public License.
25625 * doc/install.texi2html: Change copyright header to refer to version
25626 3 of the GNU General Public License and to point readers at the
25627 COPYING3 file and the FSF's license web page.
25628 * config/vax/linux.h: Likewise.
25630 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25632 * config/i386/i386.md (cmpcc): New.
25633 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25634 (sync_compare_and_swap_cc*): Delete.
25636 * config/s390/s390.c (s390_compare_emitted): Remove.
25637 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25638 s390_compare_emitted used to be handled. Assert that modes match.
25639 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25640 refer to sync_compare_and_swap_ccsi.
25641 * config/s390/s390.h (s390_compare_emitted): Remove.
25642 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25643 instead of s390_compare_emitted.
25644 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25645 instead of s390_compare_emitted.
25646 * config/s390/s390.md (cmpcc): New.
25647 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25648 CC_REGNUM, do not pretend it's set.
25649 (sync_compare_and_swap_cc*): Delete.
25650 * config/s390/predicates.md (cc_reg_operand): New.
25652 * expr.c (sync_compare_and_swap_cc): Delete.
25653 * optabs.h (sync_compare_and_swap_cc): Delete.
25654 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25655 is being used with can_compare_p.
25656 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25657 (find_cc_set): New.
25658 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25659 look for a MODE_CC set instead. Use emit_store_flag.
25660 (expand_compare_and_swap_loop): Likewise, with some additional
25661 complication to avoid a force_reg when useless. Use
25662 emit_cmp_and_jump_insns.
25663 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25664 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25665 sync_compare_and_swap documentation.
25667 2009-04-09 Jan Hubicka <jh@suse.cz>
25669 * except.c (find_prev_try): Break out from ....
25670 (duplicate_eh_regions): ... here; properly update prev_try pointers
25671 when duplication part of tree.
25672 (dump_eh_tree): Improve dumping.
25673 (verify_eh_region): New.
25674 (verify_eh_tree): Use it.
25676 2009-04-06 Richard Guenther <rguenther@suse.de>
25678 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25679 &ARRAY addresses by adjusting their types and prepending
25681 * tree-cfg.c (verify_gimple_assign_single): Verify that
25682 addresses are correct.
25684 2009-04-09 Richard Guenther <rguenther@suse.de>
25686 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25687 indices into an array reference if possible.
25688 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25689 Fold POINTER_PLUS_EXPR statements with invariant address.
25691 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25694 * config.gcc (powerpc64-*-linux*): Always build biarch.
25696 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25699 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25700 it and pedwarn if this results in an INTEGER_CST.
25702 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25704 * doc/install.texi: Update minimum GMP version. Remove obsolete
25705 text in MPFR section.
25707 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25709 * dwarf2out.c (class_scope_p): New static inline.
25710 (class_or_namespace_scope_p): Use it.
25711 (gen_variable_die): Use DW_TAG_member tag for static data member
25712 declarations instead of DW_TAG_variable.
25714 PR middle-end/39573
25715 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25718 2009-04-08 Richard Guenther <rguenther@suse.de>
25720 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25721 valueize random data.
25723 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25725 * config.gcc (aix tm_file): Add aix-stdint.h.
25726 (aix tm clause use_gcc_stdint): Set to wrap.
25727 * config/rs6000/aix-stdint.h: New file.
25729 2009-04-08 Richard Guenther <rguenther@suse.de>
25731 PR middle-end/36291
25732 * tree-dfa.c (add_referenced_var): Do not recurse into
25733 global initializers.
25734 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25736 (fold_const_aggregate_ref): Likewise.
25738 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25740 * recog.c (ordered_comparison_operator): New.
25741 * gensupport.c (std_preds): Add it.
25742 * doc/md.texi (Machine-Independent Predicates): Document it.
25744 2009-04-08 Jan Hubicka <jh@suse.cz>
25746 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25747 * function.h (rtl_eh): Remove exception_handler_label_map.
25748 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25749 remove_exception_handler_label, for_each_eh_label_1): Remove.
25750 (rtl_remove_unreachable_regions): Remove.
25751 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25752 (find_exception_handler_labels): Don't build the hashtable.
25753 (maybe_remove_eh_handler): Remove.
25754 (for_each_eh_label): Rewrite to walk the tree.
25755 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25756 * except.h (maybe_remove_eh_handler): Remove.
25757 * passes.c (init_optimization_passes): Schedule second EH cleanup
25759 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25760 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25762 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25764 * genoutput.c (validate_optab_operands): New.
25765 (gen_insn, gen_expand): Call it.
25767 * genflags.c (gen_insn): Detect misused iterators.
25768 (main): Pass line_no to gen_insn, exit with status 1 on error.
25770 * genextract.c (line_no): Make global.
25771 (VEC_safe_set_locstr): Change assertion to error message.
25772 (main): Exit with status 1 on error.
25774 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25778 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25779 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25780 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25781 * c-convert.c (convert): Do not call fold on results of conversion
25782 functions when the result is a C_MAYBE_CONST_EXPR.
25783 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25784 of __builtin_choose_expr.
25785 * c-typeck.c (remove_c_maybe_const_expr): New.
25786 (build_unary_op, build_conditional_expr, build_compound_expr,
25787 build_binary_op, c_objc_common_truthvalue_conversion): Call
25788 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25791 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25793 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25794 CODE to produce a new one. Add a prototype to use fold_convert_const
25796 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25799 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25800 mix declarations and code.
25802 2009-04-08 Ben Elliston <bje@au.ibm.com>
25804 * gcc.c: Replace `CC' with `GCC' throughout.
25806 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25808 * doc/invoke.texi: Document Atom support.
25810 2009-04-07 Jason Merrill <jason@redhat.com>
25813 * c-common.h, c-common.c: Add flag_pretty_templates.
25814 * c-opts.c (c_common_handle_option): Set it.
25815 * c.opt: Add -fno-pretty-templates.
25816 * doc/invoke.texi (C++ Dialect Options): Likewise.
25818 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25820 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25821 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25822 (ia64_expand_builtin): Likewise.
25824 2009-04-07 Martin Jambor <mjambor@suse.cz>
25826 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25827 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25828 ADDR_EXPRS are include too.
25830 2009-04-07 Richard Guenther <rguenther@suse.de>
25832 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25833 decls are only used if passes as parameters or if they are
25834 local statics and the call is not to a builtin.
25835 (call_may_clobber_ref_p_1): Likewise.
25837 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25839 * expr.c (do_store_flag): Remove last argument. Simplify code
25840 to avoid duplication of tests already done by can_compare_p.
25841 (expand_expr_real_1): Adjust caller.
25843 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25845 * optabs.c (can_compare_p): Test the predicate of a
25846 cbranch and cstore pattern.
25848 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25850 * expr.c (convert_move): Use emit_store_flag instead of
25853 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25855 * config/i386/i386.c (ix86_compare_emitted): Remove.
25856 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25857 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25858 * config/i386/i386.h (ix86_compare_emitted): Remove.
25859 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25860 instead of ix86_compare_emitted.
25861 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25863 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25865 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25866 Add t-sysroot-suffix to tmake_file.
25867 * config/print-sysroot-suffix.sh: New file.
25868 * config/t-sysroot-suffix: New file.
25870 2009-04-07 Ben Elliston <bje@au.ibm.com>
25872 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25873 as the latter produces a warning when the target does not support
25876 2009-04-07 Ben Elliston <bje@au.ibm.com>
25878 * dfp.c: Replace type punning assignments with memcpy throughout.
25879 * Makefile.in (dfp.o-warn): Remove.
25881 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25884 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25885 Include soft-fp/t-softfp after rs6000/t-linux64.
25887 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25889 * stor-layout.c (set_sizetype): Use the full precision of their
25890 machine mode for bitsize types.
25892 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25894 * config/i386/i386.md: Revert 2 accidental checkins.
25896 2009-04-06 Joey Ye <joey.ye@intel.com>
25897 Xuepeng Guo <xuepeng.guo@intel.com>
25898 H.J. Lu <hongjiu.lu@intel.com>
25900 Atom pipeline model, tuning and insn selection.
25901 * config.gcc (atom): Add atom config options and target.
25903 * config/i386/atom.md: New.
25905 * config/i386/i386.c (atom_cost): New cost.
25906 (m_ATOM): New macro flag.
25907 (initial_ix86_tune_features): Set m_ATOM.
25908 (x86_accumulate_outgoing_args): Likewise.
25909 (x86_arch_always_fancy_math_387): Likewise.
25910 (processor_target): Add Atom cost.
25911 (cpu_names): Add Atom cpu name.
25912 (override_options): Set Atom ISA.
25913 (ix86_issue_rate): New case PROCESSOR_ATOM.
25914 (ix86_adjust_cost): Likewise.
25916 * config/i386/i386.h (TARGET_ATOM): New target macro.
25917 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25918 (TARGET_OPT_AGU): New target option.
25919 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25920 (processor_type): Add PROCESSOR_ATOM.
25922 * config/i386/i386.md (cpu): Add new value "atom".
25923 (use_carry, movu): New attr.
25924 (atom.md): Include atom.md.
25925 (adddi3_carry_rex64): Set attr "use_carry".
25926 (addqi3_carry): Likewise.
25927 (addhi3_carry): Likewise.
25928 (addsi3_carry): Likewise.
25929 (*addsi3_carry_zext): Likewise.
25930 (subdi3_carry_rex64): Likewise.
25931 (subqi3_carry): Likewise.
25932 (subhi3_carry): Likewise.
25933 (subsi3_carry): Likewise.
25934 (x86_movdicc_0_m1_rex64): Likewise.
25935 (*x86_movdicc_0_m1_se): Likewise.
25936 (x86_movsicc_0_m1): Likewise.
25937 (*x86_movsicc_0_m1_se): Likewise.
25938 (*adddi_1_rex64): Emit add insn as much as possible.
25939 (*addsi_1): Likewise.
25940 (return_internal): Set atom_unit.
25941 (return_internal_long): Likewise.
25942 (return_pop_internal): Likewise.
25943 (*rcpsf2_sse): Set atom_sse_attr attr.
25944 (*qrt<mode>2_sse): Likewise.
25945 (*prefetch_sse): Likewise.
25947 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25949 (ix86_target_macros_internal): Likewise.
25951 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25952 (*prefetch_sse_rex): Likewise.
25953 (sse_rcpv4sf2): Likewise.
25954 (sse_vmrcpv4sf2): Likewise.
25955 (sse_sqrtv4sf2): Likewise.
25956 (<sse>_vmsqrt<mode>2): Likewise.
25957 (sse_ldmxcsr): Likewise.
25958 (sse_stmxcsr): Likewise.
25959 (*sse_sfence): Likewise.
25960 (sse2_clflush): Likewise.
25961 (*sse2_mfence): Likewise.
25962 (*sse2_lfence): Likewise.
25963 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25964 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25965 (avx_movdqu<avxmodesuffix>): Likewise.
25966 (avx_lddqu<avxmodesuffix>): Likewise.
25967 (sse2_movntv2di): Change attr "type" to "ssemov".
25968 (sse2_movntsi): Likewise.
25969 (rsqrtv8sf2): Change attr "type" to "sseadd".
25970 (sse3_addsubv2df3): Set attr "atom_unit".
25971 (sse3_h<plusminus_insn>v4sf3): Likewise.
25972 (*sse2_pmaddwd): Likewise.
25973 (*vec_extractv2di_1_rex64): Likewise.
25974 (*vec_extractv2di_1_avx): Likewise.
25975 (sse2_psadbw): Likewise.
25976 (ssse3_phaddwv8hi3): Likewise.
25977 (ssse3_phaddwv4hi3): Likewise.
25978 (ssse3_phadddv4si3): Likewise.
25979 (ssse3_phadddv2si3): Likewise.
25980 (ssse3_phaddswv8hi3): Likewise.
25981 (ssse3_phaddswv4hi3): Likewise.
25982 (ssse3_phsubwv8hi3): Likewise.
25983 (ssse3_phsubwv4hi3): Likewise.
25984 (ssse3_phsubdv4si3): Likewise.
25985 (ssse3_phsubdv2si3): Likewise.
25986 (ssse3_phsubswv8hi3): Likewise.
25987 (ssse3_phsubswv4hi3): Likewise.
25988 (ssse3_pmaddubsw128): Likewise.
25989 (sse3_pmaddubsw: Likewise.
25990 (ssse3_palignrti): Likewise.
25991 (ssse3_palignrdi): Likewise.
25993 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25995 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25997 2009-04-06 Richard Guenther <rguenther@suse.de>
25999 PR tree-optimization/28868
26000 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26001 of which PHI results we inserted.
26002 (insert_into_preds_of_block): Record inserted PHIs.
26003 (eliminate): Eliminate redundant PHI nodes.
26004 (init_pre): Init inserted_phi_names.
26006 2009-04-06 Richard Guenther <rguenther@suse.de>
26008 PR tree-optimization/39643
26009 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26010 IMAGPART_EXPRs of complex constants.
26011 (execute_fold_all_builtins): If we folded a call queue
26012 TODO_update_address_taken.
26014 2009-04-06 Jan Hubicka <jh@suse.cz>
26016 PR middle-end/39659
26017 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26020 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26022 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26024 (ic_invalidate_array): Likewise.
26026 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26028 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26029 alignment for library calls.
26031 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26033 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26034 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26035 * config/i386/mingw-stdint.h: New file.
26037 2009-04-05 Richard Guenther <rguenther@suse.de>
26039 PR tree-optimization/39648
26040 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26041 our &A vs. &A[0] IL deficiencies.
26043 2009-04-04 Jan Hubicka <jh@suse.cz>
26045 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26046 removed toplevel regions.
26047 (sjlj_mark_call_sites): Likewise.
26049 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26051 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26052 (cygwin tm clause use_gcc_stdint): Set to wrap.
26053 * config/i386/cygwin-stdint.h: New file.
26055 2009-04-04 Richard Guenther <rguenther@suse.de>
26057 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26058 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26059 single-argument PHIs if we are in loop-closed SSA form.
26060 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26061 for the pre-condition.
26062 (slpeel_tree_peel_loop_to_edge): Likewise.
26063 (vect_build_loop_niters): Take an optional sequence to append stmts.
26064 (vect_generate_tmps_on_preheader): Likewise.
26065 (vect_do_peeling_for_loop_bound): Take extra guards for the
26067 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26068 the cost model check.
26069 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26070 guards if we are going to peel. Do not apply versioning in that case.
26071 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26072 (vect_do_peeling_for_loop_bound): Likewise.
26073 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26074 loop bound only record extra pre-conditions, do not apply loop
26077 2009-04-04 Richard Guenther <rguenther@suse.de>
26079 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26082 2009-04-04 Jan Hubicka <jh@suse.cz>
26084 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26085 last_basic_block for size of bb->index indexed array.
26086 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26087 compute_out, link_btr_uses, build_btr_def_use_webs,
26088 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26090 2009-04-04 Jan Hubicka <jh@suse.cz>
26092 * except.c (remove_eh_handler_and_replace): Break out from ...
26093 (remove_eh_handler): ... here.
26094 (bring_to_root): New function.
26095 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26096 handled ones, bring others to root of tree.
26098 2009-04-04 Jan Hubicka <jh@suse.cz>
26100 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26101 (all_phis_safe_to_merge): New function.
26102 (update_info): New structure.
26103 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26104 (cleanup_empty_eh): Update SSA if possible.
26106 2009-04-04 Richard Guenther <rguenther@suse.de>
26108 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26109 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26110 (append_vuse): Likewise.
26112 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26114 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26115 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26116 instead of REG_UNSAVED for DW_CFA_undefined.
26117 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26118 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26121 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26124 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26126 2009-04-04 Richard Guenther <rguenther@suse.de>
26128 PR tree-optimization/8781
26129 PR tree-optimization/37892
26130 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26131 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26132 (valueize_refs): Call it for *& valueizations.
26133 (shared_reference_ops_from_ref): Rename to ...
26134 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26135 (shared_reference_ops_from_call): Rename to ...
26136 (valueize_shared_reference_ops_from_call): ... this and valueize.
26137 (vn_reference_lookup): Update.
26138 (visit_reference_op_call): Likewise.
26139 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26140 (eliminate): Value-replace the call address in call statements.
26142 2009-04-04 Richard Guenther <rguenther@suse.de>
26144 PR tree-optimization/39636
26145 * tree-ssa-forwprop.c
26146 (forward_propagate_addr_into_variable_array_index): Check for
26147 GIMPLE_ASSIGN before accessing the rhs code.
26149 2009-04-03 Jason Merrill <jason@redhat.com>
26151 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26153 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26155 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26156 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26157 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26158 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26159 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26160 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26161 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26162 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26163 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26164 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26165 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26166 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26167 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26168 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26169 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26170 Use fr_reg_or_fp01_operand instead of fr_register_operand
26172 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26173 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26174 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26176 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26178 PR rtl-optimization/39607
26179 PR rtl-optimization/39631
26183 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26184 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26185 instead of DF_LR_OUT.
26186 * ira-lives.c (process_bb_node_lives): Ditto.
26187 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26188 instead of DF_LR_{OUT,IN}.
26189 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26190 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26192 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26194 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26195 (execute_lower_omp): Always run but take the short way out if -fopenmp
26197 (gate_lower_omp): Remove, forcing the pass manager to always run the
26198 pass and always set PROP_gimple_lomp.
26199 (pass_lower_omp): Remove gate function.
26200 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26201 PROP_trees. Instead, require it.
26202 * ipa-cp.c (pass_ipa_cp): Likewise.
26203 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26204 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26205 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26206 and PROP_gimple_leh.
26208 2009-04-03 Richard Guenther <rguenther@suse.de>
26210 PR middle-end/13146
26211 PR tree-optimization/23940
26212 PR tree-optimization/33237
26213 PR middle-end/33974
26214 PR middle-end/34093
26215 PR tree-optimization/36201
26216 PR tree-optimization/36230
26217 PR tree-optimization/38049
26218 PR tree-optimization/38207
26219 PR tree-optimization/38230
26220 PR tree-optimization/38301
26221 PR tree-optimization/38585
26222 PR middle-end/38895
26223 PR tree-optimization/38985
26224 PR tree-optimization/39299
26225 * tree-ssa-structalias.h: Remove.
26226 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26227 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26228 (struct vuse_element_d): Remove.
26229 (struct vuse_vec_d): Likewise.
26230 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26231 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26232 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26233 VUSE_ELEMENT_VAR): Likewise.
26234 (struct voptype_d): Likewise.
26235 (NUM_VOP_FREE_BUCKETS): Likewise.
26236 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26237 (struct stmt_operands_d): Remove.
26238 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26239 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26240 VDEF_NUM, VDEF_VECT): Likewise.
26241 (copy_virtual_operands): Remove.
26242 (operand_build_cmp): Likewise.
26243 (create_ssa_artificial_load_stmt): Likewise.
26244 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26245 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26246 vuse_index and mayuse_index members. Pack and move done and iter_type
26247 members to the front.
26248 (SSA_OP_VMAYUSE): Remove.
26249 (SSA_OP_VIRTUAL_USES): Adjust.
26250 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26251 (unlink_stmt_vdef): Declare.
26252 (add_to_addressable_set): Remove.
26253 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26254 (vrp_visit_stmt): Likewise.
26255 * doc/tree-ssa.texi (Alias analysis): Update.
26256 * doc/invoke.texi (max-aliased-vops): Remove docs.
26257 (avg-aliased-vops): Likewise.
26258 * tree-into-ssa.c (syms_to_rename): Remove.
26259 (need_to_update_vops_p): Likewise.
26260 (need_to_initialize_update_ssa_p): Rename to ...
26261 (update_ssa_initialized_fn): ... this. Track function we are
26263 (symbol_marked_for_renaming): Simplify.
26264 (add_new_name_mapping): Do not set need_to_update_vops_p.
26265 (dump_currdefs): Use SYMS_TO_RENAME.
26266 (rewrite_update_stmt): Always walk all uses/defs.
26267 (dump_update_ssa): Adjust.
26268 (init_update_ssa): Take function argument. Track what we are
26270 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26271 (create_new_def_for): Initialize for cfun, assert we are initialized
26273 (mark_sym_for_renaming): Simplify.
26274 (mark_set_for_renaming): Do not initialize update-ssa.
26275 (need_ssa_update_p): Simplify. Take function argument.
26276 (name_mappings_registered_p): Assert we ask for the correct function.
26277 (name_registered_for_update_p): Likewise.
26278 (ssa_names_to_replace): Likewise.
26279 (release_ssa_name_after_update_ssa): Likewise.
26280 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26281 (dump_decl_set): Do not print a newline.
26282 (debug_decl_set): Do it here.
26283 (dump_update_ssa): And here.
26284 * tree-ssa-loop-im.c (move_computations): Adjust.
26285 (movement_possibility): Likewise.
26286 (determine_max_movement): Likewise.
26287 (gather_mem_refs_stmt): Likewise.
26288 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26289 or NAME_MEMORY_TAG.
26290 * tree-complex.c (update_all_vops): Remove.
26291 (expand_complex_move): Adjust.
26292 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26293 Simplify test for memory referencing statement. Exclude
26294 non-invariant ADDR_EXPRs.
26295 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26296 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26297 (rdg_flag_uses): Likewise.
26298 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26300 (tree_optimize_tail_calls_1): Also split the
26301 edge from the entry block if we have degenerate PHI nodes in
26302 the first basic block.
26303 * tree.c (init_ttree): Remove memory-tag related code.
26304 (tree_code_size): Likewise.
26305 (tree_node_structure): Likewise.
26306 (build7_stat): Re-write to be build6_stat.
26307 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26308 (SSA_VAR_P): Adjust.
26309 (struct tree_memory_tag): Remove.
26310 (struct tree_memory_partition_tag): Likewise.
26311 (union tree_node): Adjust.
26312 (build7): Re-write to be build6.
26313 * tree-pass.h (pass_reset_cc_flags): Remove.
26314 (TODO_update_address_taken): New flag.
26315 (pass_simple_dse): Remove.
26316 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26317 * params.h (MAX_ALIASED_VOPS): Remove.
26318 (AVG_ALIASED_VOPS): Likewise.
26319 * omp-low.c (expand_omp_taskreg): Update SSA form.
26320 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26321 aliases the lhs in a copy stmt.
26322 * tree-ssa-dse.c (struct address_walk_data): Remove.
26323 (memory_ssa_name_same): Likewise.
26324 (memory_address_same): Likewise.
26325 (get_kill_of_stmt_lhs): Likewise.
26326 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26327 unused stores. Look through PHI nodes into post-dominated regions.
26328 (dse_optimize_stmt): Simplify. Properly remove stores.
26329 (tree_ssa_dse): Compute dominators.
26330 (execute_simple_dse): Remove.
26331 (pass_simple_dse): Likewise.
26332 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26333 gimple_loaded_syms and gimple_stored_syms computation.
26334 * toplev.c (dump_memory_report): Dump alias and pta stats.
26335 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26336 (vn_reference_eq): Likewise.
26337 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26338 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26339 valueize_vuses): Remove.
26340 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26341 (get_def_ref_stmt_vuse): ... this.
26342 (vn_reference_lookup_2): New function.
26343 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26344 walking equivalent vuses. Simplify.
26345 (vn_reference_lookup): Likewise.
26346 (vn_reference_insert): Likewise.
26347 (vn_reference_insert_pieces): Likewise.
26348 (visit_reference_op_call): Simplify.
26349 (visit_reference_op_load): Likewise.
26350 (visit_reference_op_store): Likewise.
26351 (init_scc_vn): Remove shared_lookup_vuses initialization.
26352 (free_scc_vn): Remove shared_lookup_vuses freeing.
26353 (sort_vuses, sort_vuses_heap): Remove.
26354 (get_ref_from_reference_ops): Export.
26355 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26356 vector with single vuse pointer.
26357 (vn_reference_lookup_pieces, vn_reference_lookup,
26358 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26359 (shared_vuses_from_stmt): Remove.
26360 (get_ref_from_reference_ops): Declare.
26361 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26362 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26363 memory-tag related code.
26364 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26365 (likely_value): Add comment, skip static-chain of call statements.
26366 (surely_varying_stmt_p): Adjust.
26367 (gimplify_and_update_call_from_tree): Likewise.
26368 (execute_fold_all_builtins): Do not rebuild alias info.
26369 (gimplify_and_update_call_from_tree): Properly update VOPs.
26370 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26371 (copy_ref_info): Remove memory-tag related code.
26372 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26373 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26374 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26376 * tree-ssa-dom.c (gimple_p): Remove typedef.
26377 (eliminate_redundant_computations): Adjust.
26378 (record_equivalences_from_stmt): Likewise.
26379 (avail_expr_hash): Likewise.
26380 (avail_expr_eq): Likewise.
26381 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26382 (stmt_makes_single_load): Likewise.
26383 (stmt_makes_single_store): Likewise.
26384 * tree-ssa-alias.c: Rewrite completely.
26385 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26386 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26387 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26388 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26389 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26390 Remove public functions.
26391 (pass_reset_cc_flags): Remove.
26392 (pass_build_alias): Move ...
26393 * tree-ssa-structalias.c (pass_build_alias): ... here.
26394 * tree-ssa-alias.c (may_be_aliased): Move ...
26395 * tree-flow-inline.h (may_be_aliased): ... here.
26396 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26397 count_uses_and_derefs): Move ...
26398 * gimple.c: ... here.
26399 * gimple.h (count_uses_and_derefs): Declare.
26400 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26401 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26402 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26403 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26404 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26405 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26406 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26408 * tree-dfa.c (refs_may_alias_p): Move ...
26409 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26410 * tree-ssa-alias.h: New file.
26411 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26412 (statement_sink_location): Likewise.
26413 * opts.c (decode_options): Do not adjust max-aliased-vops or
26414 avg-aliased-vops values.
26415 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26416 (TV_CALL_CLOBBER): Likewise.
26417 (TV_FLOW_SENSITIVE): Likewise.
26418 (TV_FLOW_INSENSITIVE): Likewise.
26419 (TV_MEMORY_PARTITIONING): Likewise.
26420 (TV_ALIAS_STMT_WALK): New timevar.
26421 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26422 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26423 (get_address_description): Remove memory-tag related code.
26424 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26425 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26426 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26427 and immediate uses in statements. Document.
26428 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26429 (dump_symbols): Remove.
26430 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26431 * alias.c (get_deref_alias_set): New function split out from ...
26432 (get_alias_set): ... here.
26433 * alias.h (get_deref_alias_set): Declare.
26434 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26435 type parameter. Remove restrict pointer handling. Create a
26436 ref-all pointer in case type-based alias sets do not conflict.
26437 (vect_analyze_data_refs): Remove SMT related code.
26438 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26439 (vectorizable_load): Likewise.
26440 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26441 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26442 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26443 Ignore vops and SMTs.
26444 (dr_analyze_alias): Likewise..
26445 (free_data_ref): Likewise.
26446 (create_data_ref): Likewise.
26447 (analyze_all_data_dependences): Likewise.
26448 (get_references_in_stmt): Adjust.
26449 * tree-flow-inline.h (gimple_aliases_computed_p,
26450 gimple_addressable_vars, gimple_call_clobbered_vars,
26451 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26452 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26453 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26454 gimple_mem_ref_stats): Remove.
26455 (gimple_vop): New function.
26456 (op_iter_next_use): Remove vuses and mayuses cases.
26457 (op_iter_next_def): Remove vdefs case.
26458 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26459 (clear_and_done_ssa_iter): Do not set removed fields.
26460 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26461 Assert we are not iterating over vuses or vdefs if not also
26462 iterating over uses or defs.
26463 (op_iter_init_use): Likewise.
26464 (op_iter_init_def): Likewise.
26465 (op_iter_next_vdef): Remove.
26466 (op_iter_next_mustdef): Likewise.
26467 (op_iter_init_vdef): Likewise.
26468 (compare_ssa_operands_equal): Likewise.
26469 (link_use_stmts_after): Handle vuse operand.
26470 (is_call_used): Use is_call_clobbered.
26471 (is_call_clobbered): Global variables are always call clobbered,
26472 query the call-clobbers bitmap.
26473 (mark_call_clobbered): Ignore global variables.
26474 (clear_call_clobbered): Likewise.
26475 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26476 virtual operands sanity check.
26477 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26479 (TARGET_MEM_REF): Remove TMR_TAG operand.
26480 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26481 Remove call-clobber related code.
26482 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26483 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26484 partitions or escape reason.
26485 (get_single_def_stmt, get_single_def_stmt_from_phi,
26486 get_single_def_stmt_with_phi): Remove.
26487 (dump_referenced_vars): Tidy.
26488 (get_ref_base_and_extent): Allow bare decls.
26489 (collect_dfa_stats): Adjust.
26490 * graphite.c (rename_variables_in_stmt): Adjust.
26491 (graphite_copy_stmts_from_block): Likewise.
26492 (translate_clast): Likewise.
26493 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26495 (translate_vuse_through_block): Use the oracle.
26496 (phi_translate_1): Adjust.
26497 (value_dies_in_block_x): Use the oracle. Cache the outcome
26499 (valid_in_sets): Check if the VUSE for
26500 a REFERENCE is available.
26501 (eliminate): Do not remove stmts during elimination,
26502 instead queue and remove them afterwards.
26503 (do_pre): Do not rebuild alias info.
26504 (pass_pre): Run TODO_rebuild_alias before PRE.
26505 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26506 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26507 (mark_all_v_defs_stmt): Remove.
26508 (mark_all_v_defs_seq): Adjust.
26509 (sra_replace): Likewise.
26510 (scalarize_use): Likewise.
26511 (scalarize_copy): Likewise.
26512 (scalarize_init): Likewise.
26513 (scalarize_ldst): Likewise.
26514 (todoflags): Remove.
26515 (tree_sra): Do not rebuild alias info.
26516 (tree_sra_early): Adjust.
26517 (pass_sra): Run TODO_update_address_taken before SRA.
26518 * tree-predcom.c (set_alias_info): Remove.
26519 (prepare_initializers_chain): Do not call it.
26520 (mark_virtual_ops_for_renaming): Adjust.
26521 (mark_virtual_ops_for_renaming_list): Remove.
26522 (initialize_root_vars): Adjust.
26523 (initialize_root_vars_lm): Likewise.
26524 (prepare_initializers_chain): Likewise.
26525 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26526 (may_propagate_copy_into_stmt): Likewise.
26527 (merge_alias_info): Do nothing for now.
26528 (propagate_tree_value_into_stmt): Adjust.
26529 (stmt_may_generate_copy): Likewise.
26530 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26531 not mark symbols for renaming.
26532 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26533 with the same statement, make sure to update the new pointed-to one.
26534 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26535 call statements, do not mark symbols for renaming.
26536 (mark_operand_necessary): Dump something.
26537 (ref_may_be_aliased): New function.
26538 (mark_aliased_reaching_defs_necessary_1): New helper function.
26539 (mark_aliased_reaching_defs_necessary): Likewise.
26540 (mark_all_reaching_defs_necessary_1): Likewise.
26541 (mark_all_reaching_defs_necessary): Likewise.
26542 (propagate_necessity): Do not process virtual PHIs. For
26543 non-aliased loads mark all reaching definitions as necessary.
26544 For aliased loads and stores mark the immediate dominating
26545 aliased clobbers as necessary.
26546 (visited): New global static.
26547 (perform_tree_ssa_dce): Free visited bitmap after propagating
26549 (remove_dead_phis): Perform simple dead virtual PHI removal.
26550 (remove_dead_stmt): Properly unlink virtual operands when
26552 (eliminate_unnecessary_stmts): Schedule PHI removal after
26554 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26555 (process_replaceable): Likewise.
26556 (find_replaceable_in_bb): Likewise.
26557 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26558 based on the single gimple vop.
26559 (verify_flow_insensitive_alias_info): Remove.
26560 (verify_flow_sensitive_alias_info): Likewise.
26561 (verify_call_clobbering): Likewise.
26562 (verify_memory_partitions): Likewise.
26563 (verify_alias_info): Likewise.
26564 (verify_ssa): Adjust..
26565 (execute_update_addresses_taken): Export. Update SSA
26566 manually. Optimize only when optimizing. Use a local bitmap.
26567 (pass_update_address_taken): Remove TODO_update_ssa, add
26569 (pass_update_address_taken): Just use TODO_update_address_taken.
26570 (init_tree_ssa): Do not initialize addressable_vars.
26571 (verify_ssa): Verify new VUSE / VDEF properties.
26572 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26573 Do not call verify_alias_info.
26574 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26575 Do not free the loaded and stored syms bitmaps. Reset the escaped
26576 and callused solutions. Do not free addressable_vars.
26577 Remove memory-tag related code.
26578 (warn_uninitialized_var): Aliases are always available.
26579 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26580 * lambda-code.c (can_put_in_inner_loop): Adjust.
26581 (can_put_after_inner_loop): Likewise.
26582 (perfect_nestify): Likewise.
26583 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26584 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26585 (vectorizable_conversion): Do not mark symbols for renaming.
26586 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26587 (expand_call_inline): Unlink the calls virtual operands before
26589 (tree_function_versioning): Do not call update_ssa if we are not
26590 updating clones. Simplify.
26591 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26592 (propagate_with_phi): Likewise..
26593 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26594 clobber code. Assert we are not aliased or global.
26595 * tree-flow.h: Include tree-ssa-alias.h
26596 (enum escape_type): Remove.
26597 (struct mem_sym_stats_d): Likewise.
26598 (struct mem_ref_stats_d): Likewise.
26599 (struct gimple_df): Add vop member. Remove global_var,
26600 call_clobbered_vars, call_used_vars, addressable_vars,
26601 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26602 escaped and callused members.
26603 (struct ptr_info_def): Remove all members, add points-to solution
26605 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26606 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26607 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26608 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26609 (tree-ssa-alias.o): Likewise.
26610 (toplev.o): Add tree-ssa-alias.h
26611 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26612 * gimple.c (gimple_set_bb): Fix off-by-one error.
26613 (is_gimple_reg): Do not handle memory tags.
26614 (gimple_copy): Also copy virtual operands.
26615 Delay updating the statement. Do not reset loaded and stored syms.
26616 (gimple_set_stored_syms): Remove.
26617 (gimple_set_loaded_syms): Likewise.
26618 (gimple_call_copy_skip_args): Copy the virtual operands
26619 and mark the new statement modified.
26620 * tree-ssa-structalias.c (may_alias_p): Remove.
26621 (set_uids_in_ptset): Take the alias set to prune with as
26622 parameter. Fold in the alias test of may_alias_p.
26623 (compute_points_to_sets): Compute whether a ptr is dereferenced
26624 in a local sbitmap.
26625 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26626 other ADDRESSOF constraints on the lhs.
26627 (get_constraint_for_component_ref): Assert that we don't get
26628 ADDRESSOF constraints from the base of the reference.
26629 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26630 (struct variable_info): Remove collapsed_to member.
26631 (get_varinfo_fc): Remove.
26632 (new_var_info): Do not set collapsed_to.
26633 (dump_constraint): Do not follow cycles.
26634 (dump_constraint_graph): Likewise.
26635 (build_pred_graph): Likewise.
26636 (build_succ_graph): Likewise.
26637 (rewrite_constraints): Likewise.
26638 (do_simple_structure_copy): Remove.
26639 (do_rhs_deref_structure_copy): Remove.
26640 (do_lhs_deref_structure_copy): Remove.
26641 (collapse_rest_of_var): Remove.
26642 (do_structure_copy): Re-implement.
26643 (pta_stats): New global variable.
26644 (dump_pta_stats): New function.
26645 (struct constraint_expr): Make offset signed.
26646 (UNKNOWN_OFFSET): Define special value.
26647 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26648 (solution_set_expand): New helper function split out from ...
26649 (do_sd_constraint): ... here.
26650 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26651 (do_ds_constraint): Likewise.
26652 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26653 and CALLUSED = *CALLUSED.
26654 (set_union_with_increment): Make inc argument signed.
26655 (type_safe): Remove.
26656 (get_constraint_for_ptr_offset): Handle unknown and negative
26658 (first_vi_for_offset): Handle offsets before start. Bail
26659 out early for offsets beyond the variable extent.
26660 (first_or_preceding_vi_for_offset): New function.
26661 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26662 Together with ESCAPED = *ESCAPED this properly computes reachability.
26663 (find_what_var_points_to): New function.
26664 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26665 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26666 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26667 pt_solutions_intersect): New functions.
26668 (compute_call_used_vars): Remove.
26669 (compute_may_aliases): New main entry into PTA computation.
26670 * gimple.h (gimple_p): New typedef.
26671 (struct gimple_statement_base): Remove references_memory_p.
26672 (struct gimple_statement_with_memory_ops_base): Remove
26673 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26675 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26676 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26677 gimple_set_references_memory): Remove.
26678 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26679 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26681 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26682 (verify_expr): Allow RESULT_DECL.
26683 (gimple_duplicate_bb): Do not copy virtual operands.
26684 (gimple_duplicate_sese_region): Adjust.
26685 (gimple_duplicate_sese_tail): Likewise.
26686 (mark_virtual_ops_in_region): Remove.
26687 (move_sese_region_to_fn): Do not call it.
26688 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26689 and pass_simple_dse.
26690 (execute_function_todo): Handle TODO_update_address_taken,
26691 call execute_update_addresses_taken for TODO_rebuild_alias.
26692 (execute_todo): Adjust.
26693 (execute_one_pass): Init dump files early.
26694 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26696 (create_general_new_stmt): Clear vops.
26697 * tree-ssa-reassoc.c (get_rank): Adjust.
26698 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26699 symbols for renaming.
26700 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26701 (PARAM_AVG_ALIASED_VOPS): Likewise.
26702 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26703 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26704 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26705 (operand_build_cmp, copy_virtual_operands,
26706 create_ssa_artificial_load_stmt, add_to_addressable_set,
26707 gimple_add_to_addresses_taken): Remove public functions.
26708 (unlink_stmt_vdef): New function.
26710 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26712 * config.gcc (powerpc-*-linux*): Merge variants.
26714 2009-04-02 Chao-ying Fu <fu@mips.com>
26715 James Grosbach <james.grosbach@microchip.com>
26717 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26718 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26720 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26721 keep_interrupts_masked_p, use_debug_exception_return_p.
26722 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26723 keep_interrupts_masked, use_debug_exception_return.
26724 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26725 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26727 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26728 (mips_print_operand): Process COP0 registers to print $0 .. $31
26729 correctly for GAS to process.
26730 (mips_interrupt_extra_call_saved_reg_p): New function.
26731 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26733 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26734 (mips_compute_frame_info): Add supports for interrupt context that
26735 includes doubleword accumulators and COP0 registers.
26736 (mips_for_each_saved_acc): New function.
26737 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26738 mips_for_each_saved_reg.
26739 (mips_save_reg): Save accumulators.
26740 (mips_kernel_reg_p): A new for_each_rtx callback.
26741 (mips_expand_prologue): Support interrupt handlers.
26742 (mips_restore_reg): Restore accumulators.
26743 (mips_expand_epilogue): Support interrupt handlers.
26744 (mips_can_use_return_insn): Return false for interrupt handlers.
26745 (mips_epilogue_uses): New function.
26746 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26747 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26748 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26749 cop0_move): New instructions.
26750 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26751 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26753 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26755 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26756 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26757 interrupt handlers, we use K0 as the temporary register.
26758 (EPILOGUE_USES): Change to a function call.
26759 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26760 handlers, we use K0 as the temporary register.
26762 * doc/extend.texi (Function Attributes): Document interrupt,
26763 use_shadow_register_set, keep_interrupts_masked,
26764 use_debug_exception_return for MIPS attributes.
26766 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26768 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26769 Remove a number of t-files from tmake_file.
26770 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26771 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26772 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26773 target_prototype, not TARGET_PROTOTYPE.
26774 (LINK_OS_GNU_SPEC): Define.
26775 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26776 and darwin-ldoubdle.c.
26778 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26781 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26782 (cpp_options): Ditto.
26783 (default_compilers): Ditto.
26784 (display_help): Ditto.
26785 (process_command): Ditto.
26786 (do_spec_1): Ditto.
26787 (set_input): Use lbasename instead of duplicate code.
26788 (save_temps_prefix): New static for -save-temps=obj.
26789 (save_temps_length): Ditto.
26791 * doc/invoke.texi (-save-temps=obj): Document new variant to
26792 -save-temps switch.
26794 2009-04-02 Jeff Law <law@redhat.com>
26796 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26799 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26801 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26802 * configure: Regenerated.
26804 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26806 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26807 share the argument list.
26809 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26813 2009-02-12 Diego Novillo <dnovillo@google.com>
26815 * varpool.c (debug_varpool): New.
26816 * cgraph.h (debug_varpool): Declare.
26818 2009-04-02 Jan Hubicka <jh@suse.cz>
26820 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26823 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26825 * config/i386/i386.c (ix86_abi): Move initialization to ...
26826 (override_options): Here.
26828 2009-04-02 Christian Bruel <christian.bruel@st.com>
26830 * config/sh/sh.c (sh_dwarf_register_span): New function.
26831 (TARGET_DWARF_REGISTER_SPAN): Define.
26832 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26834 2009-04-02 Ira Rosen <irar@il.ibm.com>
26836 PR tree-optimization/39595
26837 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26838 interleaved loads group is not greater than the SLP group size.
26840 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26842 * builtins.c (is_builtin_name): New.
26843 (called_as_built_in): Use is_builtin_name.
26844 * tree.h (is_builtin_name): New.
26845 * varasm.c (incorporeal_function_p): Use is_builtin_name
26847 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26849 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26851 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26854 * c-decl.c (clone_underlying_type): Move this ...
26855 * c-common.c (set_underlying_type): ... here.
26856 Also, make sure the function properly sets TYPE_STUB_DECL() on
26857 the newly created typedef variant type.
26858 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26859 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26862 2009-04-02 Richard Guenther <rguenther@suse.de>
26864 PR tree-optimization/37221
26865 * tree-flow.h (degenerate_phi_result): Declare.
26866 * tree-ssa-dom.c (degenerate_phi_result): Export.
26867 * tree-scalar-evolution.c (analyze_initial_condition): If
26868 the initial condition is defined by a degenerate PHI node
26869 use the degenerate value.
26871 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26873 PR rtl-optimization/39588
26874 * combine.c (merge_outer_ops): Do not set the constant when this
26876 (simplify_shift_const_1): Do not modify it either in this case.
26878 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26880 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26881 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26883 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26886 * c-lex.c (interpret_float): Default (no suffix) is double.
26888 2009-04-1 Xinliang David Li <davidxl@google.com>
26890 * config/i386/i386.c (legitimate_constant_p): Recognize
26891 all one vector constant.
26893 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26895 * config/vax/vax.c: Add #includes to silence warnings.
26896 Change #include order to silence two warnings.
26898 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26900 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26901 (ASM_SPEC): Pass -k to the assembler for PIC code.
26903 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26905 * config.gcc: Add vax-*-linux* to the switch.
26906 * config/vax/linux.h: New file. (TARGET_VERSION,
26907 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26909 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26911 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26912 Use predicate macros instead of GET_CODE() == foo.
26913 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26914 ashlsi3, rotrsi3, <unnamed>): Likewise.
26916 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26918 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26919 jbbccihi, jbbccisi): Remova trailing whitespace.
26920 * config/vax/constraints.md: Likewise.
26921 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26922 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26923 * config/vax/predicates.md: Likewise.
26924 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26925 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26926 * config/vax/vax.h: Likewise.
26927 * config/vax/vax.md (nonlocal_goto): Likewise.
26929 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26931 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26932 (indirectable_address_p, adjacent_operands_p): Add spaces around
26934 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26936 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26938 * config/vax/vax.c (legitimate_constant_address_p,
26939 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26940 index_term_p, reg_plus_index_p, legitimate_address_p,
26941 vax_mode_dependent_address_p): Update comments to match functions
26942 modified by the recent int->bool conversion.
26944 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26946 * config/vax/builtins.md: Update copyright message.
26947 * config/vax/constraints.md: Likewise.
26948 * config/vax/netbsd-elf.h: Likewise.
26949 * config/vax/predicates.md: Likewise.
26950 * config/vax/vax-protos.h: Likewise.
26951 * config/vax/vax.c: Likewise.
26952 * config/vax/vax.h: Likewise.
26953 * config/vax/vax.md: Likewise.
26954 * config/vax/vax.opt: Likewise.
26956 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26958 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26959 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26960 * config/vax/constraints.md (B, R): Likewise.
26961 * config/vax/predicates.md (external_memory_operand,
26962 nonimmediate_addsub_di_operand): Likewise.
26963 * config/vax/vax.c (vax_output_int_add): Likewise.
26964 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26965 untyped_call): Likewise.
26967 2009-04-01 Matt Thomas <matt@3am-software.com>
26969 * config/vax/predicates.md: New file.
26970 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26971 external_const_operand, nonsymbolic_operand, external_memory_operand,
26972 indirect_memory_operand, indexed_memory_operand,
26973 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26974 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26976 * config/vax/constraints.md: New file.
26977 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26979 * config/vax/builtins.md: New file.
26980 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26981 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26983 * config/vax/vax.opt (mqmath): Add option.
26984 * config/vax/vax.md (isfx): Extend with DI.
26985 (VAXintQH, VAXintQHSD): Define.
26986 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26987 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26988 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26989 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26990 (movdi): Update constraints and use vax_output_int_move().
26991 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26992 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26993 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26994 nonlocal_goto): New.
26995 (mov<mode>): Extend accepted operand types.
26996 (subdi3_old): Rename from subdi3, change update constraints and use
26997 a new implementation.
26998 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26999 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27000 MOVE_RATIO, CLEAR_RATIO): Define.
27001 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27002 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27003 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27004 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27005 (split_quadword_operands): Make static and really allow variable
27007 (print_operand_address): Update for PIC generation.
27008 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27009 indexable_address_p, fixup_mathdi_operand,
27010 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27011 (vax_float_literal, legitimate_constant_p,
27012 indirectable_constant_address_p, index_term_p,
27013 reg_plus_index_p): Return bool instead of int.
27014 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27016 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27018 (vax_output_conditional_branch): Indent.
27019 (legitimate_constant_address_p, indirectable_constant_address_p,
27020 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27021 vax_mode_dependent_address_p): Return bool instead of int, update for
27023 * config/vax/vax-protos.h (legitimate_constant_address_p,
27024 legitimate_constant_p, legitimate_address_p,
27025 vax_mode_dependent_address_p): Change declaration to bool.
27026 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27027 vax_expand_addsub_di_operands, vax_output_int_subtract,
27028 vax_output_movmemsi): Declare.
27029 (split_quadword_operands, vax_float_literal): Delete declaration.
27030 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27031 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27032 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27033 ASM_OUTPUT_DWARF_PCREL): Define.
27034 (ASM_SPEC): Change definition to allow PIC generation.
27036 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27038 * doc/sourcebuild.texi: Update front-end requirements.
27040 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27043 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27044 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27045 (booldi3_internal3): Use boolean_or_operator instead of
27048 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27051 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27052 declarator whose size is not an integer constant expression but
27053 folds to an integer constant, then treat it as a constant
27056 2009-04-01 Richard Guenther <rguenther@suse.de>
27058 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27059 i * 4 + 2 to (i * 2 + 1) * 2.
27061 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27064 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27065 return if c_parser_asm_string_literal returned NULL.
27067 2009-04-01 Nick Clifton <nickc@redhat.com>
27069 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27071 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27072 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27073 other typedefs to avoid conflicts with libgcc2.c. Define labels
27074 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27076 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27077 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27080 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27082 * varasm.c (default_function_rodata_section): Declare DOT as
27085 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27086 Andrey Galkin <agalkin@hypercom.com>
27089 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27090 Make object_name unique for each process.
27092 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27095 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27096 addressable variables in the parallel that could go out of scope while
27097 running queued tasks.
27099 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27101 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27102 (CASE_VALUES_THRESHOLD): Redefine.
27103 * config/avr/avr.c (avr_override_options): Remove initialization of
27104 avr_case_values_threshold variable.
27105 (avr_case_values_threshold): Remove variable. Add new function.
27106 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27107 * config/avr/avr.opt (mno-tablejump): Remove option.
27108 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27110 2009-04-01 DJ Delorie <dj@redhat.com>
27112 * varasm.c (default_function_rodata_section): Don't assume
27113 anything about where the first '.' in the section name is.
27115 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27117 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27118 rs6000_emit_stack_tie.
27120 2009-03-31 Ian Lance Taylor <iant@google.com>
27122 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27123 gimple_code with GIMPLE_RESX, not RESX.
27125 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27127 * c-common.c (c_get_ident): New.
27128 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27130 2009-04-01 Ben Elliston <bje@au.ibm.com>
27132 * config/rs6000/sysv4.opt (msdata): Improve option description.
27134 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27136 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27137 (divdf3_internal_lat): Remove.
27138 (divxf3_internal_lat): Remove.
27139 (divxf3_internal_thr): Remove.
27140 (divxf): Use divxf3_internal.
27141 * config/ia64/div.md (divsf3_internal_lat): New.
27142 (divdf3_internal_lat): New.
27143 (divxf3_internal): New.
27145 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27148 * Makefile.in (USE_GCC_STDINT): Define.
27149 (stmp-int-hdrs): Install stdint.h if applicable.
27150 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27152 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27153 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27154 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27155 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27156 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27157 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27158 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27159 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27160 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27161 (c_common_nodes_and_builtins): Initialize
27162 underlying_wchar_type_node. Do not initialize
27163 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27164 nodes for new types.
27165 (c_stddef_cpp_builtins): Define macros for new types.
27166 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27168 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27169 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27170 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27171 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27172 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27173 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27174 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27175 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27176 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27177 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27178 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27179 int16_type_node, int32_type_node, int64_type_node,
27180 uint8_type_node, uint16_type_node, c_uint32_type_node,
27181 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27182 int_least32_type_node, int_least64_type_node,
27183 uint_least8_type_node, uint_least16_type_node,
27184 uint_least32_type_node, uint_least64_type_node,
27185 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27186 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27187 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27188 uintptr_type_node): Define.
27189 * c-cppbuiltin.c (builtin_define_constants,
27190 builtin_define_type_minmax): New.
27191 (builtin_define_stdint_macros): Define more macros.
27192 (c_cpp_builtins): Define more limit macros.
27193 (type_suffix): New.
27194 (builtin_define_type_max): Define in terms of
27195 builtin_define_type_minmax. Remove is_long parameter. All
27197 * config.gcc (use_gcc_stdint): Define.
27198 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27199 Add newlib-stdint.h for generic targets.
27200 * config/glibc-stdint.h, config/newlib-stdint.h,
27201 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27202 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27203 * config/score/score.h (UINTPTR_TYPE): Define.
27204 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27205 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27206 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27207 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27208 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27209 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27210 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27211 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27212 * config/spu/spu.h (STDINT_LONG32): Define.
27213 * configure.ac (use_gcc_stdint): Substitute.
27214 * configure: Regenerate.
27215 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27216 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27217 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27218 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27219 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27220 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27221 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27222 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27223 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27224 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27225 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27226 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27227 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27228 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27229 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27230 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27231 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27232 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27233 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27234 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27235 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27236 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27237 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27238 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27239 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27240 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27241 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27242 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27243 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27245 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27247 * loop-iv.c (suitable_set_for_replacement): Renamed from
27248 simplify_using_assignment; changed to return bool and to accept new
27249 args DEST and SRC. Return true iff we find a source/destination pair
27250 that can be used to make a replacement, and fill SRC and DEST if so.
27251 Remove arg ALTERED. Don't deal with altered regs here. All callers
27253 (simplify_using_initial_values): Deal with altered regs here and track
27254 more precisely the effect they have on the validity of our expression.
27256 * loop-iv.c (simplify_using_condition): A condition of the form
27257 (EQ REG CONST) can be used to simply make a substitution.
27258 (simplify_using_initial_values): Keep track of conditions we have seen
27259 and keep using them to simplify new expressions, while applying the
27260 same substitutions to them as to the expression.
27262 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27263 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27266 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27267 changed. Use this when trying to improve the upper bound.
27268 Generate the comparison by using simplify_gen_relational.
27270 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27272 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27274 (simplify_using_assignment, simplify_using_initial_values): Call
27275 replace_in_expr to make replacements. Call replace_single_def_regs
27276 once on the initial version of the expression.
27278 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27281 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27283 2009-03-31 Richard Guenther <rguenther@suse.de>
27285 PR middle-end/31029
27286 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27287 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27289 2009-03-31 Richard Guenther <rguenther@suse.de>
27291 * tree.h (div_if_zero_remainder): Declare.
27292 * fold-const.c (div_if_zero_remainder): Export.
27293 * tree-ssa-forwprop.c
27294 (forward_propagate_addr_into_variable_array_index): Handle
27295 constant array index addition outside of the variable index.
27297 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27300 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27301 define_splits, floatunssi<mode>2): Require x87 conversions from
27302 DImode to be permitted.
27304 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27306 PR preprocessor/15638
27307 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27309 2009-03-31 Richard Guenther <rguenther@suse.de>
27311 PR middle-end/23401
27312 PR middle-end/27810
27313 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27314 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27315 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27316 a separate statement.
27317 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27318 (lookup_tmp_var): Likewise.
27319 (is_gimple_formal_tmp_or_call_rhs): Remove.
27320 (is_gimple_reg_or_call_rhs): Rename to ...
27321 (is_gimple_reg_rhs_or_call): ... this.
27322 (is_gimple_mem_or_call_rhs): Rename to ...
27323 (is_gimple_mem_rhs_or_call): ... this.
27324 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27325 DECL_GIMPLE_REG_P only if is_formal is true.
27326 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27327 for non-proper post-modify expression gimplification.
27328 (gimplify_self_mod_expr): For post-modify expressions gimplify
27329 the lvalue to a minimal lvalue.
27330 (rhs_predicate_for): Remove formal temp case.
27331 (gimplify_modify_expr_rhs): Likewise.
27332 (gimplify_addr_expr): Use is_gimple_reg.
27333 (gimplify_expr): Remove formal temp cases.
27334 (gimple_regimplify_operands): Likewise.
27335 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27336 and FILTER_EXPR like constants.
27337 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27339 (is_gimple_formal_tmp_rhs): Remove.
27340 (is_gimple_reg_rhs): Remove special casing.
27341 (is_gimple_mem_rhs): Fix.
27342 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27343 (is_gimple_formal_tmp_var): Remove.
27344 (is_gimple_formal_tmp_reg): Likewise.
27345 (is_gimple_min_lval): Allow invariant component ref parts.
27346 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27347 is_gimple_formal_tmp_reg): Remove declarations.
27348 * tree-cfg.c (verify_expr): Verify that variables with address
27349 taken do not have DECL_GIMPLE_REG_P set.
27350 * tree-mudflap.c (mf_build_check_statement_for): Use
27351 force_gimple_operand instead of gimplify_expr.
27353 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27355 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27356 schedulable rows to compute_split_row.
27358 2009-03-31 Ben Elliston <bje@au.ibm.com>
27361 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27364 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27366 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27367 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27368 * configure: Regenerate.
27369 * config.in: Regenerate.
27370 * config/rs6000/rs6000.opt (mtls-markers): Add.
27371 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27372 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27373 (tls_ld_aix, tls_ld_sysv): Likewise.
27374 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27375 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27377 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27379 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27381 2009-03-30 Jan Hubicka <jh@suse.cz>
27383 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27385 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27386 detection and label handling.
27388 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27390 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27391 left_conflicts_size.
27392 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27393 ALLOCNO_LEFT_CONFLICTS_SIZE.
27395 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27396 remove_allocno_from_bucket_and_push,
27397 allocno_spill_priority_compare, push_allocnos_to_stack,
27398 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27399 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27400 (setup_allocno_left_conflicts_num): Ditto. Rename to
27401 setup_allocno_left_conflicts_size.
27402 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27403 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27404 setup_allocno_left_conflicts_size instead of
27405 setup_allocno_left_conflicts_num.
27407 * ira-build.c (ira_create_allocno): Use
27408 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27409 ALLOCNO_LEFT_CONFLICTS_NUM.
27411 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27413 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27414 instead of DF_LR_OUT.
27416 * ira-lives.c (process_bb_node_lives): Ditto.
27418 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27419 instead of DF_LR_{OUT,IN}.
27421 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27423 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27425 2009-03-30 Jan Hubicka <jh@suse.cz>
27427 * except.c (label_to_region_map): Fix thinko.
27429 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27431 PR middle-end/38237
27432 * tree.h (tree_find_value): New declaration.
27433 * tree.c (tree_find_value): New function.
27434 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27436 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27439 * c-decl.c (struct c_binding): Add locus field.
27440 (bind): Add locus argument, set locus field from it.
27441 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27442 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27443 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27444 implicitly_declare, undeclared_variable, lookup_label,
27445 declare_label, c_make_fname_decl, c_builtin_function,
27446 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27449 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27452 * config/i386/i386.c (classify_argument): Check total size of
27455 2009-03-30 Martin Jambor <mjambor@suse.cz>
27457 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27458 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27459 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27462 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27463 seen_variable_array_ref while also traversing a union.
27465 * tree-inline.c (optimize_inline_calls): Do not call
27466 cgraph_node_remove_callees.
27467 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27468 (pass_remove_cgraph_callee_edges): New variable.
27469 * passes.c (init_optimization_passes): Add
27470 pass_remove_cgraph_callee_edges after early inlining and before all
27471 late intraprocedural passes.
27473 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27475 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27477 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27478 Fix typos in names.
27480 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27482 * combine.c (simplify_comparison): Use have_insn_for.
27483 * dojump.c (do_jump): Likewise.
27485 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27487 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27488 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27489 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27490 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27491 instead of sparc_compare_emitted.
27492 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27493 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27494 instead of sparc_compare_emitted.
27496 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27498 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27499 enter/exit cfglayout mode.
27500 (pass_partition_block): Require it.
27501 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27502 (combine_instructions): Track basic blocks instead of labels.
27503 (update_cfg_for_uncondjump): New.
27504 (try_combine): Use it. Update jumps after rescanning.
27505 (pass_combine): Require PROP_cfglayout.
27506 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27508 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27510 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27511 Provide/destroy PROP_cfglayout respectively.
27512 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27513 * tree-pass.h (PROP_cfglayout): New.
27515 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27517 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27518 fold_convert_const_fixed_from_fixed,
27519 fold_convert_const_fixed_from_int,
27520 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27521 set TREE_CONSTANT_OVERFLOW.
27522 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27523 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27525 2009-03-30 Ira Rosen <irar@il.ibm.com>
27527 * tree-vect-loop-manip.c: New file.
27528 * tree-vectorizer.c: Update documentation and included files.
27529 (vect_loop_location): Make extern.
27530 (rename_use_op): Move to tree-vect-loop-manip.c
27531 (rename_variables_in_bb, rename_variables_in_loop,
27532 slpeel_update_phis_for_duplicate_loop,
27533 slpeel_update_phi_nodes_for_guard1,
27534 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27535 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27536 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27537 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27538 find_loop_location): Likewise.
27539 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27540 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27541 get_vectype_for_scalar_type, vect_is_simple_use,
27542 supportable_widening_operation, supportable_narrowing_operation):
27544 (bb_in_loop_p): Move to tree-vect-loop.c.
27545 (new_loop_vec_info, destroy_loop_vec_info,
27546 reduction_code_for_scalar_code, report_vect_op,
27547 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27548 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27549 (vect_supportable_dr_alignment): Likewise.
27550 * tree-vectorizer.h (tree-data-ref.h): Include.
27551 (vect_loop_location): Declare.
27552 Reorganize function declarations according to the new file structure.
27553 * tree-vect-loop.c: New file.
27554 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27555 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27556 * tree-vect-data-refs.c: New file.
27557 * tree-vect-patterns.c (timevar.h): Don't include.
27558 * tree-vect-stmts.c: New file.
27559 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27560 tree-vect-slp.c, tree-vect-loop.c.
27561 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27562 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27563 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27564 (tree-vect-analyze.o): Remove.
27565 (tree-vect-transform.o): Likewise.
27566 (tree-vect-data-refs.o): Add rule.
27567 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27568 tree-vect-slp.o): Likewise.
27569 (tree-vect-patterns.o): Remove redundant dependencies.
27570 (tree-vectorizer.o): Likewise.
27571 * tree-vect-slp.c: New file.
27573 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27575 * optc-gen.awk: Warn if an option flag has multiple different
27578 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27580 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27581 -floop-block): Document dependences on PPL, CLooG and Graphite.
27583 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27585 PR rtl-optimization/323
27586 * c-common.c (c_fully_fold, convert_and_check,
27587 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27588 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27589 * c-common.def (EXCESS_PRECISION_EXPR): New.
27590 * c-cppbuiltin.c (builtin_define_float_constants): Define
27591 constants with enough digits for long double.
27592 * c-lex.c (interpret_float): Interpret constant with excess
27593 precision where appropriate.
27594 * c-opts.c (c_common_post_options): Set
27595 flag_excess_precision_cmdline. Give an error for
27596 -fexcess-precision=standard for C++ for processors where the
27597 option is significant.
27598 * c-parser.c (c_parser_conditional_expression): Handle excess
27599 precision in condition.
27600 * c-typeck.c (convert_arguments): Handle arguments with excess
27602 (build_unary_op): Move excess precision outside operation.
27603 (build_conditional_expr): Likewise.
27604 (build_compound_expr): Likewise.
27605 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27606 (build_modify_expr): Handle excess precision in RHS.
27607 (convert_for_assignment): Handle excess precision in converted
27609 (digest_init, output_init_element, process_init_element): Handle
27610 excess precision in initializer.
27611 (c_finish_return): Handle excess precision in return value.
27612 (build_binary_op): Handle excess precision in operands and add
27613 excess precision as needed for operation.
27614 * common.opt (-fexcess-precision=): New option.
27615 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27616 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27617 For standard excess precision, output explicit conversion to and
27618 truncation from XFmode.
27619 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27620 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27621 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27622 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27623 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27624 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27625 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27626 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27627 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27628 define_splits, sqrt<mode>2): Disable where appropriate for
27629 standard excess precision.
27630 * convert.c (convert_to_real): Do not shorten arithmetic to type
27631 for which excess precision would be used.
27632 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27633 * doc/invoke.texi (-fexcess-precision=): Document option.
27634 (-mfpmath=): Correct index entry.
27635 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27636 flag_excess_precision): New.
27637 * langhooks.c (lhd_post_options): Set
27638 flag_excess_precision_cmdline.
27639 * opts.c (common_handle_option): Handle -fexcess-precision=.
27640 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27641 init_excess_precision): New.
27642 (lang_dependent_init_target): Call init_excess_precision.
27643 * tree.c (excess_precision_type): New.
27644 * tree.h (excess_precision_type): Declare.
27646 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27649 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27650 non-lvalue to component.
27652 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27654 PR preprocessor/34695
27655 * Makefile.in (c-opts.o): Depend on c-tree.h.
27656 * c-common.c: Move down include of diagnostic.h.
27657 (done_lexing, c_cpp_error): New.
27658 * c-common.h (done_lexing): Declare.
27659 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27661 * c-opts.c: Include c-tree.h.
27662 (c_common_init_options): Set preprocessor error callback.
27663 (c_common_handle_option): Do not set preprocessor
27664 inhibit_warnings, warnings_are_errors, warn_system_headers,
27665 pedantic_errors or inhibit_warnings flags.
27666 (c_common_post_options): Do not check cpp_errors (parse_in).
27667 (c_common_finish): Do not output dependencies if there were
27668 errors. Do not check return value of cpp_finish.
27669 * c-ppoutput.c (pp_file_change): Set input_location.
27670 * c-tree.h (c_cpp_error): Declare.
27671 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27673 (diagnostic_build_prefix): Check override_column.
27674 * diagnostic.h (diagnostic_info): Add override_column field.
27675 (diagnostic_override_column): Define.
27677 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27679 * c-common.c (c_expand_expr, c_staticp): Remove.
27680 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27681 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27682 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27683 * c-gimplify.c (gimplify_compound_literal_expr,
27684 optimize_compound_literals_in_ctor): Remove.
27685 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27686 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27687 * c-semantics.c (emit_local_var): Remove.
27689 * langhooks-def.h (lhd_expand_expr): Remove.
27690 * langhooks.c (lhd_expand_expr): Remove.
27691 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27693 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27694 handling from c-semantics.c; don't call into langhook.
27695 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27696 * gimplify.c (gimplify_compound_literal_expr,
27697 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27698 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27699 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27700 as was done in c-gimplify.c.
27701 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27702 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27703 Move from c-common.h.
27704 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27706 * tree.c (staticp): Do not call langhook.
27707 * langhooks.c (lhd_staticp): Delete.
27708 * langhooks-def.h (lhd_staticp): Delete prototype.
27709 (LANG_HOOKS_STATICP): Delete.
27710 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27712 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27713 instead of DECL_STMTs.
27715 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27723 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27725 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27726 contained expression.
27727 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27728 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27729 conditional expressions for C.
27730 (decl_constant_value_for_optimization): Move from
27731 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27732 whether optimizing and that the expression is a VAR_DECL not of
27733 array type instead of doing such checks in the caller. Do not
27734 check pedantic. Call gcc_unreachable for C++.
27735 * c-common.def (C_MAYBE_CONST_EXPR): New.
27736 * c-common.h (c_fully_fold, c_save_expr,
27737 decl_constant_value_for_optimization): New prototypes.
27738 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27739 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27740 EXPR_INT_CONST_OPERANDS): Define.
27741 * c-convert.c (convert): Strip nops from expression.
27742 * c-decl.c (groktypename): Take extra parameters expr and
27743 expr_const_operands. Update call to grokdeclarator.
27744 (start_decl): Update call to grokdeclarator. Add statement for
27745 expressions used in type of decl.
27746 (grokparm): Update call to grokdeclarator.
27747 (push_parm_decl): Update call to grokdeclarator.
27748 (build_compound_literal): Add parameter non_const and build a
27749 C_MAYBE_COSNT_EXPR if applicable.
27750 (grokdeclarator): Take extra parameters expr and
27751 expr_const_operands. Track expressions used in declaration
27752 specifiers and declarators. Fold array sizes and track whether
27753 they are constant expressions and whether they are integer
27754 constant expressions.
27755 (parser_xref_tag): Set expr and expr_const_operands fields in
27757 (grokfield): Update call to grokdeclarator.
27758 (start_function): Update call to grokdeclarator.
27759 (build_null_declspecs): Set expr and expr_const_operands fields in
27761 (declspecs_add_type): Handle expressions in typeof specifiers.
27762 * c-parser.c (c_parser_declspecs): Set expr and
27763 expr_const_operands fields for declaration specifiers.
27764 (c_parser_enum_specifier): Likewise.
27765 (c_parser_struct_or_union_specifier): Likewise.
27766 (c_parser_typeof_specifier): Likewise. Update call to
27767 groktypename. Fold expression as needed. Return expressions with
27768 type instead of adding statements.
27769 (c_parser_attributes): Update calls to c_parser_expr_list.
27770 (c_parser_statement_after_labels): Fold expression before passing
27771 to objc_build_throw_stmt.
27772 (c_parser_condition): Fold expression.
27773 (c_parser_asm_operands): Fold expression.
27774 (c_parser_conditional_expression): Use c_save_expr. Update call
27775 to build_conditional_expr.
27776 (c_parser_alignof_expression): Update call to groktypename.
27777 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27778 original_code. Fold expression argument of va_arg. Create
27779 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27780 argument to va_arg. Update calls to groktypename. Fold array
27781 index for offsetof. Verify that first argument to
27782 __builtin_choose_expr has integer type.
27783 (c_parser_postfix_expression_after_paren_type): Update calls to
27784 groktypename and build_compound_literal. Handle expressions with
27785 side effects in type name.
27786 (c_parser_postfix_expression_after_primary): Update call to
27787 c_parser_expr_list. Set original_code for calls to
27788 __builtin_constant_p.
27789 (c_parser_expr_list): Take extra parameter fold_p. Fold
27790 expressions if requested.
27791 (c_parser_objc_type_name): Update call to groktypename.
27792 (c_parser_objc_synchronized_statement): Fold expression.
27793 (c_parser_objc_receiver): Fold expression.
27794 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27795 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27796 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27797 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27798 (struct c_typespec): Add elements expr and expr_const_operands.
27799 (struct c_declspecs): Add elements expr and expr_const_operands.
27800 (groktypename, build_conditional_expr, build_compound_literal):
27802 (in_late_binary_op): Declare.
27803 * c-typeck.c (note_integer_operands): New function.
27804 (in_late_binary_op): New variable.
27805 (decl_constant_value_for_broken_optimization): Move to c-common.c
27806 and rename to decl_constant_value_for_optimization.
27807 (default_function_array_conversion): Do not strip nops.
27808 (default_conversion): Do not call
27809 decl_constant_value_for_broken_optimization.
27810 (build_array_ref): Do not fold result.
27811 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27812 result when operand is a VLA.
27813 (c_expr_sizeof_type): Update call to groktypename. Handle
27814 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27815 result when operand names a VLA type.
27816 (build_function_call): Update call to build_compound_literal.
27817 Only fold result for calls to __builtin_* functions. Strip
27818 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27819 the function designator.
27820 (convert_arguments): Fold arguments. Update call to
27821 convert_for_assignment.
27822 (build_unary_op): Handle increment and decrement of
27823 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27824 decrement earlier. Fold operand of increment and decrement.
27825 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27826 built for integer operand. Wrap returns that are INTEGER_CSTs
27827 without being integer constant expressions or that have integer
27828 constant operands without being INTEGER_CSTs.
27829 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27830 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27831 result is an integer constant expression or can be used in
27832 unevaluated parts of one and avoid folding and wrap as
27833 appropriate. Fold operands before possibly doing -Wsign-compare
27835 (build_compound_expr): Wrap result for C99 if operands can be used
27836 in integer constant expressions.
27837 (build_c_cast): Update call to digest_init. Do not ignore
27838 overflow from casting floating-point constants to integers. Wrap
27839 results that could be confused with integer constant expressions,
27840 null pointer constants or floating-point constants.
27841 (c_cast_expr): Update call to groktypename. Handle expressions
27842 included in type name.
27843 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27844 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27845 Update calls to convert_for_assignment.
27846 (convert_for_assignment): Take new parameter
27847 null_pointer_constant. Do not strip nops or call
27848 decl_constant_value_for_broken_optimization. Set
27849 in_late_binary_op for conversions to boolean.
27850 (store_init_value): Update call to digest_init.
27851 (digest_init): Take new parameter null_pointer_constant. Do not
27852 call decl_constant_value_for_broken_optimization. pedwarn for
27853 initializers not constant expressions. Update calls to
27854 convert_for_assignment.
27855 (constructor_nonconst): New.
27856 (struct constructor_stack): Add nonconst element.
27857 (really_start_incremental_init, push_init_level, pop_init_level):
27858 Handle constructor_nonconst and nonconst element.
27859 (set_init_index): Call constant_expression_warning for array
27861 (output_init_element): Fold value. Set constructor_nonconst as
27862 applicable. pedwarn for initializers not constant expressions.
27863 Update call to digest_init. Call constant_expression_warning
27864 where constant initializers are required.
27865 (process_init_element): Use c_save_expr.
27866 (c_finish_goto_ptr): Fold expression.
27867 (c_finish_return): Fold return value. Update call to
27868 convert_for_assignment.
27869 (c_start_case): Fold switch expression.
27870 (c_process_expr_stmt): Fold expression.
27871 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27872 ensure statement expression is not evaluated in constant expression.
27873 (build_binary_op): Track whether results are integer constant
27874 expressions or may occur in such, disable folding and wrap results
27875 as applicable. Fold operands for -Wsign-compare warnings unless
27877 (c_objc_common_truthvalue_conversion): Handle results folded to
27878 integer constants that are not integer constant expressions.
27879 * doc/extend.texi: Document when typeof operands are evaluated,
27880 that condition of __builtin_choose_expr is an integer constant
27881 expression, and more about use of __builtin_constant_p in
27884 2009-03-29 Richard Guenther <rguenther@suse.de>
27886 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27887 propagate addresses of array references.
27889 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27891 * regmove.c (perhaps_ends_bb_p): Remove.
27892 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27893 from INSN and check that the main loop stays within that basic block.
27894 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27895 (regmove_forward_pass): Split out from regmove_optimize. Use
27896 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27897 (regmove_backward_pass): Split out from regmove_optimize. Use
27898 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27899 (regmove_optimize): Simplify.
27901 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27904 * config/i386/i386.c (classify_argument): Ignore flexible array
27905 member in struct and warn ABI change.
27907 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27909 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27911 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27912 (ix86_adjust_cost): Updated.
27914 2009-03-29 Jan Hubicka <jh@suse.cz>
27916 PR middle-end/28850
27917 * tree-pass.h (pass_cleanup_eh): New function.
27918 (remove_unreachable_regions): Break code handling RTL
27919 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27920 that can not be reached by runtime.
27921 (can_be_reached_by_runtime): New function.
27922 (label_to_region_map): New function.
27923 (num_eh_regions): New function.
27924 (rtl_remove_unreachable_regions): New function.
27925 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27926 (remove_eh_region): New function.
27927 * except.h: Include sbitmap and vecprim.
27928 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27929 num_eh_regions): Declare.
27930 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27931 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27932 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27933 (tree_empty_eh_handler_p): New function.
27934 (cleanup_empty_eh): New function.
27935 (cleanup_eh): New function.
27936 (pass_cleanup_eh): New function.
27938 2009-03-29 Jan Hubicka <jh@suse.cz>
27940 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27941 for removed regions.
27943 2009-03-29 Jan Hubicka <jh@suse.cz>
27945 * except.c (dump_eh_tree): Dump all datastructures.
27947 2009-03-29 Jan Hubicka <jh@suse.cz>
27949 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27950 (duplicate_eh_regions_1): Likewise.
27951 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27952 vector; call EH verification.
27953 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27954 Be ready for region being removed.
27956 2009-03-29 Jan Hubicka <jh@suse.cz>
27958 * bitmap.c (bitmap_last_set_bit): New function.
27959 * bitmap.h (bitmap_last_set_bit): Declare.
27961 2009-03-29 David Ayers <ayers@fsfe.org>
27964 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27965 by calling objc_compare_types and surpress warnings about
27966 incompatible C pointers that are compatible ObjC pointers.
27968 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27970 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27971 call initialize_inline_failed.
27972 (initialize_inline_failed): Move it from here ...
27973 * cgraph.c (initialize_inline_failed): ... to here.
27974 (cgraph_create_edge): Call initialize_inline_failed rather than
27975 setting inline_failed directly.
27977 2009-03-29 Ben Elliston <bje@au.ibm.com>
27980 * sysv4.opt (msdata): Improve comment.
27981 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27982 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27984 2009-03-29 Ben Elliston <bje@au.ibm.com>
27987 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27988 load and store attributes.
27990 2009-03-29 Ben Elliston <bje@au.ibm.com>
27992 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27993 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27994 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27995 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27996 __builtin_infq and __builtin_huge_valq.
27998 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28000 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28002 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28003 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28005 2009-03-28 Xinliang David Li <davidxl@google.com>
28007 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28008 (do_dbg_cnt): New function.
28010 2009-03-28 Jan Hubicka <jh@suse.cz>
28012 Merge from pretty-ipa:
28014 2009-03-27 Jan Hubicka <jh@suse.cz>
28016 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28017 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28018 * passes.c (function_called_by_processed_nodes_p): New.
28019 * ipa-pure-const.c (check_call): Fix handling of operands.
28020 (analyze_function): Dump debug output for skipped bodies.
28021 (local_pure_const): Use function_called_by_processed_nodes_p.
28022 * dwarf2out.c (reference_to_unused): Use output.
28023 * passes.c (do_per_function_toporder): Likewise.
28025 2008-11-12 Jan Hubicka <jh@suse.cz>
28027 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28028 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28029 state_set_in_source enum
28030 (check_decl): Ignore memory tags; do not set fake looping flags;
28032 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28033 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28034 (check_call, analyze_function): Rewrite.
28036 (add_new_function): Update call of analyze_function.
28037 (generate_summary): Add call of analyze_function.
28038 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28039 (local_pure_const): New function.
28040 (pass_local_pure_const): New pass.
28041 * ipa-inline.c (inline_transform): Set after_inlining.
28042 * tree-eh.c (stmt_can_throw_external): New.
28043 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28044 work with aliasing built.
28045 * tree-flow.h (stmt_can_throw_external): New.
28046 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28047 and local pure/const pass in early and late optimization queue.
28049 2009-03-28 Martin Jambor <mjambor@suse.cz>
28051 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28053 (fold_binary): Allow function decl aligment consideration is the
28054 second argument is integer constant one.
28055 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28056 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28057 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28059 2009-03-28 Jan Hubicka <jh@suse.cz>
28061 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28062 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28063 * function.h (rtl_data): Add nothrow flag.
28064 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28065 set DECL_NOTHROW for AVAILABLE functions.
28067 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28069 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28070 following vector keyword has expansion starting with pixel or bool
28071 keyword, expand vector to __vector and pixel or bool to __pixel or
28075 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28076 warn_if_disallowed_function_p): Removed.
28077 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28078 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28079 warning_if_disallowed_function_p.
28080 * flags.h (warn_if_disallowed_function_p,
28081 warn_disallowed_functions): Removed.
28082 * common.opt (Wdisallowed-function-list=): Removed.
28083 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28085 2009-03-28 Richard Guenther <rguenther@suse.de>
28087 PR tree-optimization/38723
28088 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28091 2009-03-28 Jan Hubicka <jh@suse.cz>
28093 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28094 test introduced by my previous patch.
28096 2009-03-28 Richard Guenther <rguenther@suse.de>
28098 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28099 the PHIs value undefined.
28101 2009-03-28 Jan Hubicka <jh@suse.cz>
28103 * tree-pass.h (pass_fixup_cfg): New pass.
28104 * ipa-inline.c (inline_transform): Set
28105 always_inline_functions_inlined/after_inlining.
28106 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28107 (pass_fixup_cfg): New pass.
28108 * passes.c (init_optimization_passes): Add fixup_cfg.
28110 2009-03-28 Richard Guenther <rguenther@suse.de>
28112 PR tree-optimization/38458
28113 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28114 argument use the arguments copy-of value.
28116 2009-03-28 Richard Guenther <rguenther@suse.de>
28118 PR tree-optimization/38180
28119 * tree-ssa-ccp.c (get_default_value): Simplify.
28120 (likely_value): Likewise.
28121 (surely_varying_stmt_p): Properly handle VOP case.
28122 (ccp_initialize): Likewise.
28123 (ccp_fold): Handle propagating through *&.
28124 (fold_const_aggregate_ref): Also handle decls.
28126 2009-03-28 Jan Hubicka <jh@suse.cz>
28128 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28129 * cgraph.h (cgraph_node): Likewise.
28130 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28131 (cgraph_reset_node): Use process flag.
28132 (cgraph_mark_functions_to_output): Likewise.
28133 (cgraph_expand_function): Likewise.
28134 (cgraph_expand_all_functions): Likewise.
28135 (cgraph_output_in_order): Likewise.
28136 * dwarf2out.c (reference_to_unused): Likewise.
28137 * passes.c do_per_function_toporder): Likewise.
28139 2009-03-28 Jan Hubicka <jh@suse.cz>
28141 Bring from lto-branch:
28143 2008-09-03 Doug Kwan <dougkwan@google.com>
28145 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28146 enums instead of reason strings.
28147 * cgraph.c (cgraph_create_edge): Same.
28148 (cgraph_inline_failed_string): New function.
28149 * cgraph.h (cgraph_inline_failed_t): New enum type.
28150 (cgraph_inline_failed_string): New prototype.
28151 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28152 char pointer to cgraph_inline_failed_t.
28153 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28154 (cgraph_default_inline_p): Ditto.
28155 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28156 to cgraph_inline_failed_t pointer.
28157 * cif-code.def: New file.
28158 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28160 (cgraph_check_inline_limits): Change type of REASON to pointer to
28161 cgraph_inline_failed_t. Replace reason strings with enums.
28162 (cgraph_default_inline_p): Ditto.
28163 (cgraph_recursive_inlining_p): Ditto.
28164 (update_caller_keys): Change type of FAILED_REASON to
28165 cgraph_inline_failed_t.
28166 (cgraph_set_inline_failed): Change type of REASON to pointer to
28167 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28168 convert enums to strings for text output.
28169 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28170 to be of type cgraph_inline_failed_t. Replace reason strings with
28171 enums. Call cgraph_inline_failed_string to covert enums
28172 to strings for text output.
28173 (cgraph_decide_inlining): Replace reason strings with enums.
28174 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28175 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28177 * tree-inline.c (expand_call_inline): Change type of REASON
28178 to cgraph_inline_failed_t. Replace reason strings with enums.
28179 Call cgraph_inline_failed_string for text output.
28180 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28183 2009-03-28 Jan Hubicka <jh@suse.cz>
28185 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28186 cgraph_clone_node): Remove master clone handling.
28187 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28188 * cgraph.h (master_clone): Remove.
28189 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28190 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28191 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28193 2009-03-28 Jan Hubicka <jh@suse.cz>
28195 * cgraph.c (cgraph_function_body_availability): Functions declared
28196 inline are always safe to assume that it is not going to be replaced.
28198 2009-03-28 Richard Guenther <rguenther@suse.de>
28200 PR tree-optimization/38513
28201 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28202 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28203 EXC_PTR_EXPR and FILTER_EXPR.
28204 (get_ref_from_reference_ops): Likewise.
28206 2009-03-28 Richard Guenther <rguenther@suse.de>
28208 PR tree-optimization/38968
28209 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28210 Use FLOOR_MOD_EXPR to compute misalignment.
28212 2009-03-28 Richard Guenther <rguenther@suse.de>
28214 PR tree-optimization/37795
28215 * tree.h (combine_comparisons): Declare.
28216 * fold-const.c (combine_comparisons): Export.
28217 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28219 (ifcombine_iforif): Use combine_comparisons.
28221 2009-03-28 Jan Hubicka <jh@suse.cz>
28223 * tree-eh.c (inlinable_call_p): New function.
28224 (make_eh_edges): Use it.
28225 (verify_eh_edges): Use it.
28226 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28227 * except.c (reachable_next_level): Add inlinable_function argument
28228 (sjlj_find_directly_reachable_regions): Update.
28229 (add_reachable_handler): Do not set saw_any_handlers.
28230 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28231 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28232 Add new inlinable call parameter.
28233 (can_throw_internal, can_throw_external): Update.
28234 * except.h (can_throw_internal_1, can_throw_external_1,
28235 foreach_reachable_handler): Update declaration.
28237 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28239 * config/arm/t-arm-coff, config/h8300/coff.h,
28240 config/i386/i386-aout.h, config/i386/i386-coff.h,
28241 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28242 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28243 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28244 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28245 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28246 sys-types.h: Remove.
28247 * Makefile.in: Remove protoize and fixproto support and references
28249 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28250 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28252 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28253 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28254 unprotoize$(exeext).
28255 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28256 (.PHONY): Don't depend on proto.
28257 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28258 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28259 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28260 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28261 build/gen-protos.o, build/scan.o, xsys-protos.h,
28262 build/fix-header$(build_exeext), build/fix-header.o,
28263 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28264 stmp-install-fixproto): Remove.
28265 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28266 SYSCALLS.c or fixproto files.
28267 (install-common): Don't install protoize.
28268 (install-headers-tar, install-headers-cpio, install-headers-cp):
28269 Don't depend on $(STMP_FIXPROTO).
28270 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28271 install fixproto files or write out fixproto settings.
28272 (uninstall): Don't uninstall protoize.
28273 * config.gcc (use_fixproto): Remove.
28274 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28275 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28276 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28277 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28278 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28279 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28280 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28281 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28282 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28283 * config/t-vxworks (STMP_FIXPROTO): Remove.
28284 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28285 STMP_FIXPROTO): Remove.
28286 * config.in, configure: Regenerate.
28287 * crtstuff.c (gid_t, uid_t): Don't undefine.
28288 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28289 (arm-*-coff, arm-*-aout: Remove target entries.
28290 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28291 Remove mention of AIX 4.1.
28292 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28293 * doc/invoke.texi (Running Protoize): Remove.
28294 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28295 (Protoize Caveats): Remove.
28296 * tsystem.h: Update comments on headers assumed to exist.
28298 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28300 * genautomata.c: Add a new year to the copyright. Add a new
28302 (struct insn_reserv_decl): Add comments for member bypass_list.
28303 (find_bypass): Remove.
28304 (insert_bypass): New.
28305 (process_decls): Use insert_bypass.
28306 (output_internal_insn_latency_func): Output all bypasses with the
28307 same input insn in one switch case.
28309 * rtl.def (define_bypass): Describe bypass choice.
28310 * doc/md.texi (define_bypass): Ditto.
28312 2009-03-27 Richard Guenther <rguenther@suse.de>
28314 * gimplify.c (mark_addressable): Export.
28315 * tree-flow.h (mark_addressable): Declare.
28316 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28317 * tree-ssa.c (verify_phi_args): Verify that address taken
28318 variables have TREE_ADDRESSABLE set.
28320 2009-03-27 Richard Guenther <rguenther@suse.de>
28322 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28323 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28324 Do not mark decls TREE_ADDRESSABLE.
28325 (build_fold_addr_expr): Adjust.
28326 (fold_addr_expr): Remove.
28327 (fold_unary): Use build_fold_addr_expr.
28328 (fold_comparison): Likewise.
28329 (split_address_to_core_and_offset): Likewise.
28330 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28332 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28333 (gimplify_modify_expr_to_memcpy): Mark source and destination
28335 * omp-low.c (create_omp_child_function): Mark the object decl
28337 (lower_rec_input_clauses): Mark the var we take the address of
28339 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28341 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28343 PR middle-end/39315
28344 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28345 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28347 2009-03-27 Richard Guenther <rguenther@suse.de>
28349 PR tree-optimization/39120
28350 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28352 (handle_lhs_call): Process return constraints. Add escape
28353 constraints if necessary.
28354 (handle_const_call): Fill out return constraints. Make nested
28355 case more precise. Avoid consttmp if possible.
28356 (handle_pure_call): Fill out return constraints. Avoid
28357 callused if possible.
28358 (find_func_aliases): Simplify call handling.
28360 2009-03-27 Richard Guenther <rguenther@suse.de>
28362 PR tree-optimization/39120
28363 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28364 as a representative.
28365 (solve_graph): Do propagate CALLUSED.
28366 (handle_pure_call): Use a scalar constraint from CALLUSED for
28368 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28371 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28374 * c-common.c (handle_aligned_attribute): Properly check alignment
28375 overflow. Use (1U << i) instead of (1 << i).
28377 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28379 * expr.h (get_mem_align_offset): Updated.
28381 * tree.h (tree_decl_common): Change align to "unsigned int" and
28382 move it before pointer_alias_set.
28384 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28385 Jakub Jelinek <jakub@redhat.com>
28388 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28389 gr_register_operand with gr_reg_or_0_operand.
28390 (cmpxchg_rel_di): Likewise.
28391 (sync_lock_test_and_set<mode>): Likewise.
28393 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28395 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28396 (true_regnum): Likewise.
28398 * rtlanal.c (subreg_info): Moved to ...
28399 * rtl.h (subreg_info): Here. New.
28400 (subreg_get_info): New.
28402 * rtlanal.c (subreg_get_info): Make it extern.
28404 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28407 * config/i386/i386.c (ix86_abi): New.
28408 (override_options): Handle -mabi=.
28409 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28410 (ix86_call_abi_override): Likewise.
28411 (init_cumulative_args): Likewise.
28412 (function_arg_advance): Likewise.
28413 (function_arg_64): Likewise.
28414 (function_arg): Likewise.
28415 (ix86_pass_by_reference): Likewise.
28416 (ix86_function_value_regno_p): Likewise.
28417 (ix86_build_builtin_va_list_abi): Likewise.
28418 (setup_incoming_varargs_64): Likewise.
28419 (is_va_list_char_pointer): Likewise.
28420 (ix86_init_machine_status): Likewise.
28421 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28422 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28423 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28424 (ix86_function_abi): Make it static and return enum calling_abi.
28425 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28427 (ix86_fn_abi_va_list): Updated.
28429 * config/i386/i386.h (ix86_abi): New.
28430 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28431 (CONDITIONAL_REGISTER_USAGE): Likewise.
28432 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28433 (machine_function): Likewise.
28435 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28437 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28438 (STACK_BOUNDARY): Likewise.
28439 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28441 * config/i386/i386.opt (mabi=): New.
28443 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28444 return enum calling_abi.
28445 (ix86_function_type_abi): Likewise.
28446 (ix86_function_abi): Removed.
28448 * doc/invoke.texi: Document -mabi= option for x86.
28450 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28452 * builtins.c (real_dconstp): Delete.
28453 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28455 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28456 Jakub Jelinek <jakub@redhat.com>
28459 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28460 (gen_subprogram_die): When a function is explicit, generate the
28461 DW_AT_explicit attribute.
28462 * langhooks.h (struct lang_hooks_for_decls): Add
28463 function_decl_explicit_p langhook.
28464 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28465 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28467 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28469 * builtins.c (fold_builtin_memory_op): Optimize memmove
28470 into memcpy if we can prove source and destination don't overlap.
28472 * tree-inline.c: Include gt-tree-inline.h.
28473 (clone_fn_id_num): New variable.
28474 (clone_function_name): New function.
28475 (tree_function_versioning): Use it.
28476 * Makefile.in (GTFILES): Add tree-inline.c.
28478 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28480 * BASE-VER: Change to 4.5.0.
28482 2009-03-27 Xinliang David Li <davidxl@google.com>
28484 PR tree-optimization/39557
28485 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28487 2009-03-27 Xinliang David Li <davidxl@google.com>
28489 PR tree-optimization/39548
28490 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28493 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28495 * c-common.c (pointer_int_sum): Use %wd on return from
28498 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28500 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28501 on return from tree_low_cst.
28503 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28506 * ginclude/stdarg.h (va_copy): Define also for
28507 __GXX_EXPERIMENTAL_CXX0X__.
28509 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28512 * builtins.h (c_strlen): Do not warn here.
28513 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28514 * c-common.c (pointer_int_sum): Take an explicit location.
28515 Warn about offsets out of bounds.
28516 * c-common.h (pointer_int_sum): Adjust declaration.
28518 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28520 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28523 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28526 * opts.c (warn_if_disallowed_function_p): Don't assume
28527 get_callee_fndecl must return non-NULL.
28529 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28531 PR rtl-optimization/39522
28532 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28533 when reg_reloaded_valid is set.
28535 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28537 * config/spu/divv2df3.c: New file.
28538 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28539 (DPBIT_FUNCS): Filter out _div_df.
28541 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28543 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28544 a jump insn, count that jump in the distance to the loop start.
28546 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28549 * config/sh/sh.c (calc_live_regs): Fix condition for global
28550 registers except PIC_OFFSET_TABLE_REGNUM.
28552 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28555 * doc/invoke.texi (-mconsole): New.
28557 (-mno-cygwin): New.
28559 (-mnop-fun-dllimport): New.
28563 (sub section "i386 and x86-64 Windows Options"): New.
28565 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28567 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28568 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28570 2009-03-25 Richard Guenther <rguenther@suse.de>
28572 PR middle-end/39497
28573 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28576 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28578 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28579 neither of haifa/selective schedulers are working.
28581 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28583 * doc/invoke.texi (Debugging Options): Fix description of
28584 -fno-merge-debug-strings.
28586 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28588 * config/cris/libgcc.ver: New version-script.
28589 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28591 * configure.ac <GAS features, nop mnemonic>: Add pattern
28592 crisv32-*-* for "nop".
28593 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28594 * configure: Regenerate.
28596 2009-03-24 Ira Rosen <irar@il.ibm.com>
28598 PR tree-optimization/39529
28599 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28600 mark_sym_for_renaming for the tag copied to the new vector
28603 2009-03-24 Arthur Loiret <aloiret@debian.org>
28605 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28606 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28607 EXTRA_SPEC_FUNCTIONS.
28608 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28609 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28610 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28611 -march and -mtune options.
28613 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28615 * config/m68k/t-rtems: Add m5329 multilib.
28617 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28618 Jakub Jelinek <jakub@redhat.com>
28621 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28624 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28627 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28628 instead of c_parser_expression_conv, if original_code isn't one of the
28629 4 allowed comparison codes, fail.
28631 2009-03-23 Richard Guenther <rguenther@suse.de>
28633 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28634 * tree.h (struct tree_type): Likewise.
28635 * reload.h (struct insn_chain): Likewise.
28636 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28637 * function.h (struct function): Likewise.
28638 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28640 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28642 PR tree-optimization/39516
28643 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28645 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28647 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28648 should be set true if BITS_PER_WORD of target is bigger than 32
28650 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28652 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28653 Translate -B-options to -rpath-link. Correct existing
28654 rpath-link and conditionalize on !nostdlib.
28656 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28658 * doc/extend.texi (Function Attributes, Variable Attributes):
28660 * doc/invoke.texi (Debugging Options, Optimize Options)
28661 (i386 and x86-64 Options, MCore Options): Likewise.
28663 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28666 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28667 it for block local namespace aliases.
28668 (gen_decl_die): Pass context_die to gen_namespace_die.
28670 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28673 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28674 minimum or maximum value.
28676 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28678 * reginfo.c (globalize_reg): Recompute derived reg sets.
28680 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28683 * libgcc2.c (mprotect): Do not use signed arguments for
28684 VirtualProtect, use DWORD arguments. Also fix the 'may
28685 be used uninitialized' warning for the np variable.
28687 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28690 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28691 functions using regparm calling conventions when not optimizing.
28692 (ix86_function_sseregparm): Similarly for sseregparm calling
28695 2009-03-19 Li Feng <nemokingdom@gmail.com>
28697 PR middle-end/39500
28698 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28699 dependence if the first conflict is after niter iterations.
28701 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28703 PR middle-end/38609
28704 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28705 functions with dynamic stack-pointer adjustments.
28707 2009-03-19 Ben Elliston <bje@au.ibm.com>
28709 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28710 option; change to -msdata=data.
28712 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28714 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28717 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28720 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28722 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28724 * doc/invoke.texi (Code Gen Options): Expand discussion of
28727 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28729 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28730 * matrix-reorg.c (struct matrix_info): Likewise.
28731 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28732 * rtl.h (struct mem_attrs): Likewise.
28733 * df.h (struct df): Likewise.
28734 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28735 * ira-int.h (struct ira_allocno): Likewise.
28736 * df-scan.c (struct df_collection_rec): Likewise.
28737 * ira.c (struct equivalence): Likewise.
28738 * function.c (struct temp_slot): Likewise.
28739 * cfgloop.h (struct loop): Likewise.
28742 * function.c (use_register_for_decl): When not optimizing, disregard
28743 register keyword for variables with types containing methods.
28745 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28747 PR middle-end/39447
28748 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28749 (is_simple_operand): Call contains_component_ref_p before calling data
28750 reference analysis that would fail on COMPONENT_REFs.
28752 * tree-vrp.c (search_for_addr_array): Fix formatting.
28754 2009-03-18 Richard Guenther <rguenther@suse.de>
28756 * tree-vect-transform.c (vect_loop_versioning): Fold the
28757 generated comparisons.
28758 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28759 (slpeel_tree_peel_loop_to_edge): Likewise.
28761 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28763 PR middle-end/37805
28764 * opts.c (print_specific_help): In addition to `undocumented',
28765 accept `separate' and `joined' flags if passed alone. Describe
28766 output by the first matched one of those.
28767 (common_handle_option): Skip over empty strings.
28768 * gcc.c (display_help): Fix help string for `--help='.
28769 * doc/invoke.texi (Option Summary, Overall Options): With
28770 `--help=', classes and qualifiers can both be repeated, but
28771 only the latter can be negated. One should not pass only
28772 negated qualifiers. Fix markup and examples.
28775 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28776 PR middle-end/37805
28777 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28778 and -fhelp=separate.
28780 2009-03-17 Jing Yu <jingyu@google.com>
28782 PR middle-end/39378
28783 * function.h (struct rtl_data): Move is_thunk from here...
28784 (struct function): ...to here.
28785 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28786 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28788 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28790 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28791 (alpha_output_function_end_prologue): Likewise.
28792 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28793 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28794 (rs6000_output_function_epilogue): Likewise.
28795 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28797 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28800 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28801 from different units in a single alternative.
28802 (*truncdfsf_i387): Ditto.
28803 (*truncxfsf2_mixed): Ditto.
28804 (*truncxfdf2_mixed): Ditto.
28806 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28808 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28809 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28812 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28813 unused non-artificial variables when not optimizing.
28816 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28817 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28818 NAMESPACE_DECL in its DECL_INITIAL.
28820 PR middle-end/39443
28821 * optabs.c (set_user_assembler_libfunc): New function.
28822 * expr.h (set_user_assembler_libfunc): New prototype.
28823 * c-common.c: Include libfuncs.h.
28824 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28825 for memcmp, memset, memcpy, memmove and abort.
28826 * Makefile.in (c-common.o): Depend on libfuncs.h.
28829 * dwarf2out.c (gen_inlined_enumeration_type_die,
28830 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28831 gen_tagged_type_instantiation_die): Removed.
28832 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28835 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28838 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28840 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28841 (check-parallel-%): Ditto.
28842 (check-consistency): Ditto.
28844 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28846 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28847 local variable rhs by NULL_TREE.
28849 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28852 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28854 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28857 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28859 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28862 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28863 for ms->sysv ABI calls only in 64bit mode.
28865 * config/i386/i386.md (untyped_call): Support 32bit.
28867 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28869 * doc/extend.texi: Replace x86_65 with x86_64.
28871 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28873 PR tree-optimization/39455
28874 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28875 mismatches for POINTER_TYPE_P (type).
28876 (number_of_iterations_le): Likewise.
28878 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28880 * config/picochip/picochip.c: Removed profiling support.
28881 * config/picochip/picochip.md: Removed profiling instruction.
28882 * config/picochip/picochip.h: Removed profiling builtin.
28884 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28886 * doc/install.texi (--with-host-libstdcxx): Document.
28888 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28891 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28892 generate a warning if the function name does not begin with
28893 "__vector" and the function has either the 'signal' or 'interrupt'
28894 attribute, from here to ...
28895 (avr_declare_function_name): ...here. New function.
28896 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28897 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28899 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28902 * cse.c (fold_rtx): Don't modify original const_arg1 when
28903 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28904 separate variable instead.
28905 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28906 from out of range shift counts.
28907 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28909 2009-03-13 Catherine Moore <clm@codesourcery.com>
28911 * config/i386/x-mingw32 (host-mingw32.o): Replace
28912 diagnostic.h with $(DIAGNOSTIC_H).
28914 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28917 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28919 * config/i386/sync.md (sync_compare_and_swap<mode>,
28920 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28921 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28923 (sync_double_compare_and_swapdi_pic,
28924 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28925 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28927 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28930 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28932 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28935 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28936 (avx_addsubv4df3): Likewise.
28937 (*avx_addsubv4sf3): Likewise.
28938 (sse3_addsubv4sf3): Likewise.
28940 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28943 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28945 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28948 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28949 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28950 registers for allocnos created from user-defined variables.
28952 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28955 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28956 of non-integer mode as well.
28958 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28960 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28961 for functions for which the parameter types are unknown.
28963 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28966 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28967 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28968 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28969 * config/i386/i386.c (ix86_local_alignment): For
28970 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28971 long long variables on the stack to avoid dynamic realignment.
28972 Allow the first argument to be a decl rather than type.
28973 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28975 2009-03-11 Nick Clifton <nickc@redhat.com>
28978 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28980 Add description to mno-lsim option.
28981 * config/mcore/mcore.h: Remove comment about deprecated m4align
28983 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28984 * doc/invoke.texi: Add description of mno-lsim and
28985 mstack-increment options.
28987 * config/fr30/fr30.opt: Document the -mno-lsim option.
28988 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28989 and -mno-lsim options.
28991 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28993 * fold-const.c (fold_comparison): Only call fold_inf_compare
28994 if the mode supports infinities.
28996 2009-03-11 Jason Merrill <jason@redhat.com>
28999 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29000 end already did. Notice GIMPLE_CALL modifications of the result.
29001 Don't copy debug information from an ignored decl or a decl from
29004 2009-03-10 Richard Guenther <rguenther@suse.de>
29005 Nathan Froyd <froydnj@codesourcery.com>
29007 PR middle-end/37850
29008 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29009 (__divMODE3): Likewise.
29011 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29013 PR tree-optimization/39394
29014 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29015 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29017 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29019 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29020 inline asms for register asm ("") declarations.
29022 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29024 * fold-const.c (fold_unary): Fix comment.
29026 2009-03-07 Jan Hubicka <jh@suse.cz>
29029 * tree-inline.c (setup_one_parameter): Do replacement of const
29030 argument by constant in SSA form.
29032 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29034 PR middle-end/38028
29035 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29036 determine alignment passed to assign_stack_local.
29037 (assign_parms_unsplit_complex): Likewise.
29038 * except.c (sjlj_build_landing_pads): Likewise.
29040 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29042 PR middle-end/39360
29043 * tree-flow.h (add_referenced_var): Return bool instead of void.
29044 * tree-dfa.c (add_referenced_var): Return result of
29045 referenced_var_check_and_insert call.
29046 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29047 of referenced_var_check_and_insert.
29050 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29051 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29052 DIE, don't emit it if abstract origin already has it.
29053 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29054 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29056 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29058 * genpreds.c (needs_variable): Fix parentheses at variable name
29060 (write_tm_constrs_h): Indent generated code.
29062 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29064 * doc/extend.texi (Function Attributes): Add documentation
29065 for isr attributes.
29067 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29070 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29071 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29073 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29075 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29078 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29081 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29082 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29084 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29086 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29087 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29088 constants instead of magic numbers.
29089 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29091 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29092 (x86_64_ms_abi_int_parameter_registers): Ditto.
29093 (x86_64_int_return_registers): Ditto.
29094 (ix86_maybe_switch_abi): Ditto.
29095 (ix86_expand_call): Ditto for clobbered_registers array.
29096 (ix86_hard_regno_mode_ok): Ditto.
29097 (x86_extended_QIreg_mentioned_p): Ditto.
29099 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29101 PR tree-optimization/39349
29102 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29104 * combine.c (gen_lowpart_for_combine): Use omode when generating
29107 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29109 PR rtl-optimization/39235
29110 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29112 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29114 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29116 2009-03-04 Richard Guenther <rguenther@suse.de>
29118 PR tree-optimization/39362
29119 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29120 that occur in abnormal PHIs should be varying.
29122 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29124 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29126 (simple_iv): Take loop as an argument instead of statement.
29127 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29128 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29130 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29132 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29133 * matrix-reorg.c (analyze_transpose): Ditto.
29134 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29135 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29136 * tree-predcom.c (ref_at_iteration): Ditto.
29137 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29139 2009-03-04 Richard Guenther <rguenther@suse.de>
29141 PR tree-optimization/39358
29142 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29143 escaped_id and callused_id.
29144 (solve_graph): Likewise.
29146 2009-03-04 Richard Guenther <rguenther@suse.de>
29148 PR tree-optimization/39339
29149 * tree-sra.c (try_instantiate_multiple_fields): Make it
29150 no longer ICE on the above.
29152 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29154 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29155 that fits within Pmode.
29157 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29159 PR middle-end/10109
29160 * tm.texi (LIBCALL_VALUE): Update description.
29162 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29164 PR middle-end/34443
29165 * doc/extend.texi (section): Update description.
29167 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29169 PR middle-end/39345
29170 * tree-inline.c (remapped_type): New.
29171 (can_be_nonlocal): Call remapped_type instead of remap_type.
29173 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29176 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29177 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29179 2009-03-03 Richard Guenther <rguenther@suse.de>
29181 PR middle-end/39272
29182 * tree.c (tree_nonartificial_location): New function.
29183 * tree.h (tree_nonartificial_location): Declare.
29184 * builtins.c (expand_builtin_memory_chk): Provide location
29185 of the call location for artificial function pieces.
29186 (maybe_emit_chk_warning): Likewise.
29187 (maybe_emit_sprintf_chk_warning): Likewise.
29188 (maybe_emit_free_warning): Likewise.
29189 * expr.c (expand_expr_real_1): Likewise.
29191 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29193 PR tree-optimization/39343
29194 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29195 COMPONENT_REF t has ARRAY_TYPE.
29197 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29199 PR middle-end/39335
29200 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29201 when the type precision of the induction variable should be
29202 larger than the type precision of nit.
29203 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29204 * graphite.c (graphite_loop_normal_form): Same.
29205 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29207 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29209 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29210 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29211 numbers to describe clobbered registers.
29212 (*call_value_0_rex64_ms_sysv): Ditto.
29213 * config/i386/mmx.md (mmx_emms): Ditto.
29214 (mmx_femms): Ditto.
29216 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29218 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29221 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29223 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29224 (spu_section_type_flags): New function.
29226 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29228 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29229 reg_class_contents of FLOAT_REGS into a temporary.
29231 2009-03-02 Richard Guenther <rguenther@suse.de>
29232 Ira Rosen <irar@il.ibm.com>
29234 PR tree-optimization/39318
29235 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29236 information to the vectorized statement.
29238 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29240 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29241 variable. Use defined names instead of magic constants for REX SSE
29244 2009-03-01 Richard Guenther <rguenther@suse.de>
29246 PR tree-optimization/39331
29247 * omp-low.c (lower_send_shared_vars): Do not receive new
29248 values for the reference of DECL_BY_REFERENCE parms or results.
29250 2009-03-01 Jan Hubicka <jh@suse.cz>
29253 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29254 BLOCK_NONLOCALIZED_VAR): New macros.
29255 (tree_block): Add nonlocalized_vars.
29256 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29257 gen_decl_die): Add origin argument. Allow generation of die with
29258 origin at hand only.
29259 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29260 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29262 (gen_block_die): Fix checking for unused blocks.
29263 (process_scope_var): Break out from .... ; work with origins only.
29264 (decls_for_scope) ... here; process nonlocalized list.
29265 (dwarf2out_ignore_block): Look for nonlocalized vars.
29266 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29268 (dump_scope_block): Dump them.
29269 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29270 (remap_block): Likewise.
29271 (can_be_nonlocal): New predicate.
29272 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29274 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29276 * configure: Regenerate.
29278 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29280 * optc-gen.awk: No need to duplicate option flags twice.
29281 Reuse help texts for duplicate options which do not have any.
29283 * gcc.c (display_help): Document --version.
29285 * gcc.c (main): If print_help_list and verbose_flag, ensure
29286 driver output comes before subprocess output.
29288 * optc-gen.awk: Assign all remaining fields to help string,
29289 space-separated, for multi-line help in *.opt.
29291 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29292 -Wno-pedantic-ms-format is for MinGW targets only.
29294 * doc/options.texi (Option file format): Fix bad indentation,
29295 restoring dropped sentence.
29297 2009-02-28 Jan Hubicka <jh@suse.cz>
29299 * tree-inline.c (tree_function_versioning): Output debug info.
29301 2009-02-28 Jan Hubicka <jh@suse.cz>
29304 * tree-inline.c (setup_one_parameter): Do not copy propagate
29305 arguments when not optimizing.
29307 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29310 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29311 (avx_addsubv4df3): Likewise.
29312 (*avx_addsubv4sf3): Likewise.
29313 (sse3_addsubv4sf3): Likewise.
29314 (*avx_addsubv2df3): Likewise.
29315 (sse3_addsubv2df3): Likewise.
29316 (avx_unpckhps256): Correct item selectors.
29317 (avx_unpcklps256): Likewise.
29318 (avx_unpckhpd256): Likewise.
29319 (avx_unpcklpd256): Likewise.
29321 2009-02-28 Jan Hubicka <jh@suse.cz>
29323 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29325 (copy_arguments_for_versioning): If var is declared don't declare it.
29326 (tree_function_versioning): First setup substitutions and then copy
29329 2009-02-27 Jan Hubicka <jh@suse.cz>
29332 * cgraph.h (varpool_output_debug_info): Remove.
29333 * cgraphunit.c (varpool_output_debug_info): Remove.
29334 * dwarf2out.c (deferred_locations_struct): New struct
29335 (deferred_locations): New type.
29336 (deferred_locations_list): New static var.
29337 (deffer_location): New function.
29338 (gen_variable_die): Use it.
29339 (decls_for_scope): Output info on local static vars.
29340 (dwarf2out_finish): Process deferred locations.
29341 * varpool.c (varpool_output_debug_info): Remove.
29343 2009-02-27 Jan Hubicka <jh@suse.cz>
29346 * tree.h (TREE_PROTECTED): Fix comment.
29347 (BLOCK_HANDLER_BLOCK): Remove.
29348 (struct tree_block): Remove handler_block add body_block.
29349 (inlined_function_outer_scope_p): New.
29350 (is_body_block): Remove.
29351 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29352 * dwarf2out.c (is_inlined_entry_point): Remove.
29353 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29354 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29356 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29357 * gimplify.c (gimplify_expr): Gimplify body blocks.
29358 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29359 block with multiple subblocks.
29360 (dump_scope_block): Prettier output; dump more flags and info.
29361 (dump_scope_blocks): New.
29362 (remove_unused_locals): Use dump_scope_blocks.
29363 * tree-flow.h (dump_scope_blocks): Declare.
29364 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29365 * stmt.c (is_body_block): Remove.
29366 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29367 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29369 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29371 PR middle-end/39308
29372 * graphite.c (graphite_loop_normal_form): Do not call
29373 number_of_iterations_exit from a gcc_assert.
29375 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29377 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29378 jumps if COND is NULL.
29379 (find_cond_jump): New function.
29380 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29381 * config/s390/s390.md: Remove z10_cobra attribute value.
29383 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29385 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29386 force_const_mem returns NULL_RTX.
29388 2009-02-26 Jan Hubicka <jh@suse.cz>
29391 * cgraph.h (varpool_output_debug_info): Remove.
29392 * cgraphunit.c (varpool_output_debug_info): Remove.
29393 * dwarf2out.c (deferred_locations_struct): New struct
29394 (deferred_locations): New type.
29395 (deferred_locations_list): New static var.
29396 (deffer_location): New function.
29397 (gen_variable_die): Use it.
29398 (decls_for_scope): Output info on local static vars.
29399 (dwarf2out_finish): Process deferred locations.
29400 * varpool.c (varpool_output_debug_info): Remove.
29402 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29404 PR rtl-optimization/39241
29405 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29406 to subreg_offset_representable_p.
29408 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29410 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29411 execute function prototype. Get f and nregs from max_reg_num
29412 and get_insns. Remove the first backward pass as it's dead,
29413 guard the forward pass by flag_expensive_optimizations.
29414 (rest_of_handle_regmove): Delete.
29415 (pass_regmove): Replace it with regmove_optimize.
29417 2009-02-25 Martin Jambor <mjambor@suse.cz>
29419 PR tree-optimization/39259
29420 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29421 calls_alloca function flags.
29422 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29423 calls are detected.
29425 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29427 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29428 flags_set_1_rtx, flags_set_1_set): Delete.
29429 (regmove_optimize): Do not call mark_flags_life_zones.
29431 2009-02-24 Julian Brown <julian@codesourcery.com>
29434 * config/arm/arm.c (require_pic_register): Only set
29435 cfun->machine->pic_reg once per function.
29437 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29439 * doc/invoke.texi (Link Options): Document an easier way to pass
29440 options that take arguments to the GNU linker using -Xlinker and -Wl.
29442 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29445 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29447 2009-02-24 Richard Guenther <rguenther@suse.de>
29450 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29452 2009-02-24 Richard Guenther <rguenther@suse.de>
29453 Zdenek Dvorak <ook@ucw.cz>
29455 PR tree-optimization/39233
29456 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29457 from converting them to a generic type.
29459 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29461 PR tree-optimization/39260
29462 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29463 contains a condition with a real type.
29464 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29466 2009-02-23 Jason Merrill <jason@redhat.com>
29469 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29470 narrowing_initializer_constant_valid_p.
29471 (narrowing_initializer_constant_valid_p): Don't return
29472 null_pointer_node for adding a pointer to itself.
29474 2009-02-23 Jan Hubicka <jh@suse.cz>
29477 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29480 2009-02-23 Jan Hubicka <jh@suse.cz>
29482 PR tree-optimization/37709
29483 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29484 * tree.h (block_ultimate_origin): Declare.
29485 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29486 * tree-ssa-live.c (remove_unused_scope_block_p):
29487 Eliminate blocks containig no instructions nor live variables nor
29489 (dump_scope_block): New function.
29490 (remove_unused_locals): Enable removal of dead blocks by default;
29491 enable dumping at TDF_DETAILS.
29493 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29495 * config/i386/i386.c (classify_argument): Don't allow COImode
29497 (function_arg_advance_32): Don't allow OImode.
29498 (function_arg_32): Likewise.
29499 (function_value_32): Likewise.
29500 (return_in_memory_32): Likewise.
29501 (function_arg_64): Remove OImode comment.
29503 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29506 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29507 ix86_expand_vector_set for V4DImode in 64bit mode only.
29508 (ix86_expand_vector_init_one_var): Likewise.
29510 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29512 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29514 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29517 * loop-iv.c: Revert last change.
29518 * emit-rtl.c: Likewise.
29520 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29523 * config/i386/i386.c (type_natural_mode): Remove an extra
29524 space in the warning message.
29525 (function_value_32): Handle 32-byte vector modes.
29526 (return_in_memory_32): Likewise.
29528 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29530 * loop-iv.c (truncate_value): New function.
29531 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29533 (lowpart_subreg): Move to...
29534 * emit-rtl.c: ...here.
29536 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29538 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29539 accidental and undocumented change at revision 140860.
29541 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29543 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29544 take gimple_seq * arguments.
29545 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29546 types_compatible_p langhook.
29548 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29549 Joseph Myers <joseph@codesourcery.com>
29551 * config/arm/arm.c (arm_builtin_va_list): New function.
29552 (arm_expand_builtin_va_start): Likewise.
29553 (arm_gimplify_va_arg_expr): Likewise.
29554 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29555 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29556 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29557 (va_list_type): New variable.
29558 (arm_mangle_type): Mangle va_list_type appropriately.
29560 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29562 PR middle-end/39157
29563 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29564 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29565 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29566 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29567 parameter to 1000 for -O1 by default.
29568 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29570 * loop-invariant.c: Include params.h.
29571 (move_loop_invariants): Don't call move_single_loop_invariants on
29574 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29576 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29577 offset when calculating bounds for indexing stack_usage_map. Fixes
29578 a buffer overflow with certain target setups.
29580 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29583 * calls.c (expand_call): Clear try_tail_call if caller and callee
29584 disagree in promotion of function return value.
29586 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29589 * c-common.c (c_determine_visibility): If visibility changed and
29590 DECL_RTL has been already set, call make_decl_rtl to update symbol
29593 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29596 * varasm.c (assemble_variable): Don't check DECL_NAME when
29597 globalizing a variable.
29599 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29602 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29603 expression before any __builtin_trap call.
29604 * c-typeck.c (build_function_call): Convert and check function
29605 arguments before generating a call to a trap. Evaluate the
29606 function arguments before the trap.
29608 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29611 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29612 (UNSPEC_FXAM_MEM): New unspec.
29613 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29614 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29615 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29617 2009-02-19 Richard Guenther <rguenther@suse.de>
29619 PR tree-optimization/39207
29620 PR tree-optimization/39074
29621 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29622 storedanything_tree): New.
29623 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29624 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29625 (build_succ_graph): Add edges from STOREDANYTHING to all
29627 (init_base_vars): Initialize STOREDANYTHING.
29628 (compute_points_to_sets): Free substitution info after
29629 building the succ graph.
29630 (ipa_pta_execute): Likewise.
29632 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29634 (do_ds_constraint): Do not add to special var or non-pointer
29636 (type_could_have_pointers): Split out from ...
29637 (could_have_pointers): ... here. For arrays use the element type.
29638 (create_variable_info_for): Initialize may_have_pointers.
29639 (new_var_info): Likewise.
29640 (handle_lhs_call): Make the HEAP variable unknown-sized.
29641 (intra_create_variable_infos): Use a type with pointers for
29642 PARM_NOALIAS, make it unknown-sized.
29644 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29647 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29649 2009-02-18 Jason Merrill <jason@redhat.com>
29652 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29653 value if DECL_EXTERNAL.
29654 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29655 * target.h (gcc_target::binds_local_p): Clarify "module".
29656 * tree.h (TREE_PUBLIC): Clarify "module".
29658 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29661 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29662 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29664 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29667 * c.opt (Wabi): Support C and ObjC.
29670 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29672 * config/i386/i386.c (classify_argument): Warn once about the ABI
29673 change when passing union with long double.
29675 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29677 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29680 * c-parser.c (c_parser_compound_statement): Always enter and leave
29683 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29686 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29688 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29690 PR tree-optimization/36922
29691 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29692 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29695 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29697 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29700 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29702 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29704 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29706 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29709 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29710 Richard Sandiford <rdsandiford@googlemail.com>
29712 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29713 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29714 (loongson_biadd): ...this.
29716 2009-02-17 Richard Guenther <rguenther@suse.de>
29718 PR tree-optimization/39202
29719 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29720 a var make sure to follow existing collapses.
29722 2009-02-17 Richard Guenther <rguenther@suse.de>
29724 PR middle-end/39214
29725 * langhooks.c (lhd_print_error_function): Check for NULL block.
29727 2009-02-17 Richard Guenther <rguenther@suse.de>
29729 PR tree-optimization/39204
29730 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29733 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29735 * config/soft-fp/double.h: Update from glibc CVS.
29737 2009-02-17 Richard Guenther <rguenther@suse.de>
29739 PR tree-optimization/39207
29740 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29741 strict-aliasing warnings for pointers pointing to NULL.
29743 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29746 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29747 skipping until next close brace.
29749 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29752 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29753 to function argument boundary.
29755 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29757 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29758 in the lea_add. Reload eventually constraints it properly.
29759 * config/picochip/constraints.md: Remove the target constraint
29760 "b", since it is not needed anymore.
29762 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29764 * gthr-dce.h: Uglify function parameter and local variable names.
29765 * gthr-gnat.h: Likewise.
29766 * gthr-mipssde.h: Likewise.
29767 * gthr-nks.h: Likewise.
29768 * gthr-posix95.h: Likewise.
29769 * gthr-posix.h: Likewise.
29770 * gthr-rtems.h: Likewise.
29771 * gthr-single.h: Likewise.
29772 * gthr-solaris.h: Likewise.
29773 * gthr-tpf.h: Likewise.
29774 * gthr-vxworks.h: Likewise.
29775 * gthr-win32.h: Likewise.
29777 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29780 * config/i386/i386.md: Restrict the new peephole2 to move
29781 between MMX/SSE registers.
29783 2009-02-15 Richard Guenther <rguenther@suse.de>
29786 2009-02-13 Richard Guenther <rguenther@suse.de>
29788 * configure.ac: Enable LFS.
29789 * configure: Re-generate.
29790 * config.in: Likewise.
29792 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29794 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29795 spu_srqwbyte, spu_srqwbytebc): Define.
29796 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29797 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29798 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29799 "shrqby_<mode>"): New insn-and-split patterns.
29800 * config/spu/spu.c (expand_builtin_args): Determine and return
29801 number of operands using spu_builtin_description data.
29802 (spu_expand_builtin_1): Use it.
29804 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29807 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29810 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29813 * config/i386/i386.c (override_options): Correct warning
29814 messages for -malign-loops, -malign-jumps and -malign-functions.
29816 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29819 * config/i386/i386.md: Restrict the new peephole2 to move
29820 between the general purpose registers.
29822 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29825 * config/i386/i386.c (type_natural_mode): Add a new argument.
29826 Return the original mode and warn ABI change if vector size is 32byte.
29827 (function_arg_advance): Updated.
29828 (function_arg): Likewise.
29829 (ix86_function_value): Likewise.
29830 (ix86_return_in_memory): Likewise.
29831 (ix86_sol10_return_in_memory): Likewise.
29832 (ix86_gimplify_va_arg): Likewise.
29833 (function_arg_32): Don't warn ABX ABI change here.
29834 (function_arg_64): Likewise.
29836 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29838 * loop-iv.c (implies_p): In the final case, test that operands 0
29839 of the two comparisons match.
29841 * config/bfin/bfin.c (find_prev_insn_start): New function.
29842 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29843 (find_next_insn_start): Move.
29845 2009-02-13 Richard Guenther <rguenther@suse.de>
29847 * configure.ac: Enable LFS.
29848 * configure: Re-generate.
29849 * config.in: Likewise.
29851 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29854 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29855 sizes on syntax error after some arguments have been parsed.
29857 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29859 * doc/invoke.texi (-fira): Remove.
29861 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29863 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29864 * recog.c: Likewise.
29867 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29869 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29870 (umul_ppmm): Likewise.
29871 (count_leading_zeros): Likewise.
29872 (count_trailing_zeros): Likewise.
29873 (UMUL_TIME): Likewise.
29875 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29877 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29878 soft-fp/t-softfp to tmake_file.
29880 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29881 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29882 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29883 IA64_BUILTIN_INFQ]: New.
29884 (ia64_init_builtins): Initialize __builtin_infq,
29885 __builtin_fabsq and __builtin_copysignq if not HPUX.
29886 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29887 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29889 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29891 (__fixtfti): Likewise.
29892 (__fixunstfti): Likewise.
29893 (__floattitf): Likewise.
29895 * config/ia64/libgcc-glibc.ver: New.
29896 * config/ia64/t-fprules-softfp: Likewise.
29897 * config/ia64/sfp-machine.h: Likewise.
29899 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29900 (LIBGCC2_TF_CEXT): Likewise.
29901 (TF_SIZE): Likewise.
29902 (TARGET_INIT_LIBFUNCS): Likewise.
29904 * config/ia64/t-glibc (SHLINB_MAPFILES):
29905 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29907 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29909 * config/i386/i386.c (construct_container): Rewrite processing
29910 BLKmode with X86_64_SSE_CLASS.
29912 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29915 * config/i386/i386.md: Replace simplify_replace_rtx with
29916 replace_rtx in the new peephole2.
29918 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29920 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29921 loop unrolling do not happen at -O2.
29923 2009-02-12 Michael Matz <matz@suse.de>
29925 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29927 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29929 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29932 2009-02-12 Ben Elliston <bje@au.ibm.com>
29934 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29935 patterns when updating the back chain. Missed in the 2009-02-10
29938 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29940 * doc/extend.texi (Decimal Floating Types): Update identifier of
29941 draft TR and list of missing support.
29943 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29945 PR middle-end/39154
29946 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29947 bit to variable length decl's flags, add it also to its
29948 pointer replacement variable.
29950 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29951 Jakub Jelinek <jakub@redhat.com>
29954 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29955 (memory_blockage): New expander.
29956 (*memory_blockage): New insn pattern.
29957 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29958 instead of general blockage at the end of function prologue when
29959 frame pointer is used to access red zone area. Do not emit blockage
29960 when profiling, it is emitted in generic code.
29961 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29962 function epilogue when frame pointer is used to access red zone area.
29964 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29967 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29968 by arithmetic with memory operands.
29969 * config/i386/predicates.md (commutative_operator): New.
29971 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29973 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29976 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29978 * alias.h (record_alias_subset): Declare.
29979 * alias.c (record_alias_subset): Make global.
29981 2009-02-10 Nick Clifton <nickc@redhat.com>
29983 * tree-parloops.c: Change license to GPLv3.
29984 * ipa-struct-reorg.c: Change license to GPLv3.
29985 * ipa-struct-reorg.h: Change license to GPLv3.
29987 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29990 * c-decl.c (start_struct): Return NULL on error.
29992 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29994 PR middle-end/39124
29995 * cfgloopmanip.c (remove_path): Call remove_bbs after
29996 cancel_loop_tree, not before it.
29999 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30000 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30001 VAR_DECLs were seen.
30002 * tree-ssa-live.c (remove_unused_locals): Recompute
30003 cfun->has_local_explicit_reg_vars.
30004 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30005 copies or clearings if cfun->has_local_explicit_reg_vars.
30007 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30010 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30011 of function prologue when frame pointer is used to access
30014 2009-02-10 Richard Guenther <rguenther@suse.de>
30016 PR middle-end/39127
30017 * gimplify.c (gimple_regimplify_operands): Always look if
30018 we need to create a temporary.
30020 2009-02-10 Richard Guenther <rguenther@suse.de>
30022 PR tree-optimization/39132
30023 * tree-loop-distribution.c (todo): New global var.
30024 (generate_memset_zero): Trigger TODO_rebuild_alias.
30025 (tree_loop_distribution): Return todo.
30027 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30030 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30031 (x86_64_reg_class_name): Removed.
30032 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30033 first one isn't X86_64_SSE_CLASS or any other ones aren't
30034 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30035 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30036 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30037 and 3 X86_64_SSEUP_CLASS.
30038 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30039 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30041 2009-02-10 Ben Elliston <bje@au.ibm.com>
30043 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30044 form instruction to update the stack back chain word, even if the
30045 user has disabled the generation of update instructions.
30046 (movdi_<mode>_update_stack): New.
30047 (movsi_update_stack): Likewise.
30048 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30049 always use an update form instruction to update the stack back
30052 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30054 PR middle-end/38953
30055 * graphite.c (if_region_set_false_region): After moving a region in
30056 the false branch of a condition, remove the empty dummy basic block.
30057 (gloog): Remove wrong fix for PR38953.
30059 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30061 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30062 generation due to implicit sign extension.
30064 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30066 PR middle-end/38981
30067 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30068 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30070 2009-02-09 Richard Guenther <rguenther@suse.de>
30072 PR middle-end/35202
30073 * convert.c (convert_to_real): Disable (float)fn((double)x)
30074 to fnf(x) conversion if errno differences may occur and
30075 -fmath-errno is set.
30077 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30079 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30080 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30081 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30083 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30086 * c-common.c (handle_alias_attribute): Disallow attribute for
30087 anything not a FUNCTION_DECL or VAR_DECL.
30089 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30092 * real.c (do_compare): Special-case compare of zero against
30093 decimal float value.
30095 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30098 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30099 as indicating flexible array members unless the field itself is
30100 being declarared as the incomplete array.
30102 2009-02-06 Jan Hubicka <jh@suse.cz>
30104 PR tree-optimization/38844
30105 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30106 is already inlined.
30108 2009-02-06 Richard Guenther <rguenther@suse.de>
30110 PR middle-end/38977
30111 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30112 fork because we may expand it as __gcov_fork.
30114 2009-02-06 Nick Clifton <nickc@redhat.com>
30116 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30118 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30120 PR tree-optimization/35659
30121 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30122 vn_phi_eq): Shortcut if hashcode does not match.
30123 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30125 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30126 and avoid iterative_hash_expr.
30127 (FOR_EACH_VALUE_ID_IN_SET): New.
30128 (value_id_compare): Remove.
30129 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30130 sort expressions by value id.
30132 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30135 * config/sh/predicates.md (general_movsrc_operand): Don't check
30136 the subreg of system registers here.
30138 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30141 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30142 on the copied decl.
30144 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30146 PR rtl-optimization/39110
30147 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30148 addresses, not aligned ones.
30150 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30151 Richard Guenther <rguenther@suse.de>
30153 PR tree-optimization/39100
30154 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30155 comment says and add edges.
30157 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30160 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30161 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30163 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30165 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30166 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30167 register_bb_in_sese, new_sese, free_sese): Moved.
30168 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30169 outermost_loop_in_scop, build_scop_iteration_domain,
30170 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30171 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30172 Use loop_in_sese_p instead of loop_in_scop_p.
30173 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30174 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30175 (scopdet_basic_block_info): Fix bug in scop detection.
30176 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30177 eq_loop_to_cloog_loop): Remove.
30178 (nb_loops_around_loop_in_scop, nb_loop
30179 ref_nb_loops): Moved here...
30180 * graphite.h (ref_nb_loops): ... from here.
30181 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30182 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30183 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30185 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30186 Hans-Peter Nilsson <hp@axis.com>
30188 PR rtl-optimization/37889
30189 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30190 Move offset handling from PLUS to before the switch. Use new
30191 arguments when considering SYMBOL_REFs too.
30192 (rtx_addr_can_trap_p): Pass dummy offset and size.
30193 (enum may_trap_p_flags): Remove.
30194 (may_trap_p_1): Pass size from MEM_SIZE.
30196 PR rtl-optimization/38921
30197 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30198 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30199 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30200 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30202 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30204 AVX Programming Reference (January, 2009)
30205 * config/i386/sse.md (*vpclmulqdq): New.
30207 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30209 PR tree-optimization/38977
30210 PR gcov-profile/38292
30211 * calls.c (special_function_p): Disregard __builtin_ prefix.
30213 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30215 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30216 non-indexable addresses even before reload.
30218 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30221 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30222 as having variable size. Do not give an error for unnamed
30223 parameters with [*] declarators. Give a warning for type names
30224 with [*] declarators and mark them as variable size.
30225 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30226 for sizeof applied to [*] type names.
30228 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30231 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30233 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30235 * gcc.c (process_command): Update copyright notice dates.
30236 * gcov.c (print_version): Likewise.
30237 * gcov-dump.c (print_version): Likewise.
30238 * mips-tfile.c (main): Likewise.
30239 * mips-tdump.c (main): Likewise.
30241 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30244 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30245 for composite type involving a zero-length array type.
30247 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30250 * function.c (match_asm_constraints_1): Skip over
30251 initial optional % in the constraint.
30253 PR inline-asm/39059
30254 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30255 supported, don't accept FIXED_CSTs.
30256 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30257 and _Sat is used without _Fract/_Accum. Set specs->type to
30258 integer_type_node for cts_fract/cts_accum if fixed point is not
30261 2009-02-02 Catherine Moore <clm@codesourcery.com>
30263 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30265 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30267 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30268 (ABI_HAS_64BIT_SYMBOLS): Use it.
30269 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30271 2009-02-02 Paul Brook <paul@codesourcery.com>
30273 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30275 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30277 PR inline-asm/39058
30278 * recog.h (asm_operand_ok): Add constraints argument.
30279 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30280 recurse on matching constraint.
30281 (check_asm_operands): Pass constraints as 3rd argument to
30282 asm_operand_ok. Don't look up matching constraint here.
30283 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30286 2009-02-02 Ben Elliston <bje@au.ibm.com>
30288 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30289 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30291 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30293 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30294 information. Remove some obsolete information. Reorganize.
30296 * config/pa/fptr.c: Revert license to GPL 2.
30297 * config/pa/milli64.S: Likewise.
30299 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30302 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30303 LIBRARY name in, instead of hard-coding it.
30304 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30305 extra target make frag to tmake_files according to EH model.
30306 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30307 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30308 frags that define makefile variable EH_MODEL appropriately.
30309 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30310 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30311 to "-sjlj" according to type of EH configured.
30312 (LIBGCC_SONAME): Concatenate it to shared library base name.
30313 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30314 to "_sjlj" according to type of EH configured.
30315 (LIBGCC_SONAME): Concatenate it to shared library base name.
30316 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30317 (SHLIB_LINK): Add missing semicolon to if-else construct.
30318 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30319 string value of "pe_dll" command-line option.
30320 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30321 (SHLIB_SONAME): Use it when overriding t-cygming default.
30322 (SHLIB_IMPLIB): Override t-cygming default.
30323 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30324 string value of "pe_dll" command-line option.
30326 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30329 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30330 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30332 2009-01-31 Richard Guenther <rguenther@suse.de>
30334 PR tree-optimization/38937
30335 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30336 computing the transitive closure.
30338 2009-01-30 Richard Guenther <rguenther@suse.de>
30340 PR tree-optimization/39041
30341 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30342 Propagate variable indices only if the types match for this stmt.
30344 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30347 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30348 inline but never defined.
30350 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30352 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30353 (*insv_h_di_reg_extimm): New insn.
30354 (*insv_l<mode>_reg_extimm): New insn.
30356 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30358 * config/picochip/picochip.c (flag_conserve_stack): set
30359 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30360 fconserve-stack. Reduce call-overhead used by inliner.
30362 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30365 * common.opt (flag_conserve_stack): Initialised to zero.
30367 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30370 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30371 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30374 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30376 * ira-color.c (allocno_reload_assign): Update comments.
30377 * regmove.c (regmove_optimize): Likewise.
30381 2009-01-29 Robert Millan <rmh@aybabtu.com>
30383 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30384 * config/i386/kopensolaris-gnu.h: New file. Undefine
30385 `MD_UNWIND_SUPPORT'.
30386 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30388 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30390 PR tree-optimization/39007
30391 * tree-loop-distribution.c (generate_builtin): Use
30392 recompute_dominator to compute the immediate dominator of the
30393 basic block just after the loop.
30395 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30397 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30398 (ASM_OUTPUT_DWARF_PCREL): Define.
30400 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30402 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30403 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30404 global. Modify entries about regmove and IRA.
30406 * ra-conflict.c: Remove the file.
30408 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30410 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30411 (pass_regclass_init): Rename to pass_reginfo_init.
30413 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30415 * toplev.h (flag_ira): Remove.
30417 * caller-save.c (setup_save_areas): Remove flag_ira.
30419 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30421 * global.c: Remove the file.
30423 * opts.c (decode_options): Remove flag_ira.
30425 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30427 * regmove.c: Modify file description.
30428 (find_use_as_address, try_auto_increment): Define them only if
30429 AUTO_INC_DEC is defined.
30430 (replacement_quality, replace_in_call_usage, fixup_match_1,
30431 stable_and_no_regs_but_for_p): Remove.
30432 (reg_set_in_bb): Make it static.
30433 (regmove_optimize): Remove flag_ira and code which worked for
30436 * local-alloc.c: Remove the file.
30438 * common.opt (fira): Remove.
30440 * ira.c: Include except.h.
30441 (eliminable_regset): Move from global.c.
30442 (mark_elimination): Ditto. Remove flag_ira.
30443 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30444 equiv_mem_modified, validate_equiv_mem_from_store,
30445 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30446 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30447 no_equiv, recorded_label_ref): Move from local-alloc.c.
30448 (update_equiv_regs): Ditto. Make it static.
30449 (print_insn_chain, print_insn_chains): Move it from global.c.
30450 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30451 (build_insn_chain): Ditto. Make it static.
30452 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30453 Rename to init_live_subregs.
30454 (gate_ira): Remove flag_ira.
30456 * regclass.c: Rename reginfo.c. Change file description.
30457 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30458 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30459 (init_reg_sets_1): Remove code for evaluation of
30460 reg_class_superclasses and losing_caller_save_reg_set.
30461 (init_regs): Remove init_reg_autoinc.
30462 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30463 ok_for_base_p_nonstrict): Remove.
30464 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30465 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30466 corresponding entries.
30467 (dump_regclass, record_operand_costs, scan_one_insn,
30468 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30469 record_address_regs, auto_inc_dec_reg_p): Remove.
30470 (gt-regclass.h): Rename to gt-reginfo.h.
30472 * rtl.h (dump_global_regs, retry_global_alloc,
30473 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30475 * Makefile.in (RA_H): Remove.
30476 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30477 Rename regclass.o to reginfo.o.
30478 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30480 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30481 (GTFILES): Rename regclass.c to reginfo.c.
30483 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30484 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30486 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30487 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30489 (finish_spills): Ditto. Remove code for !flag_ira.
30491 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30493 PR middle-end/35854
30494 * doc/invoke.texi (rtl debug options): Complete rewrite.
30495 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30497 * mode-switching.c (pass_mode_switching): Rename pass from
30498 "mode-sw" to "mode_sw".
30499 * except.c (pass_convert_to_eh_ranges): Rename pass from
30500 "eh-ranges" to "eh_ranges".
30501 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30505 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30506 Alexander Monakov <amonakov@ispras.ru>
30508 PR middle-end/38857
30509 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30511 (move_exprs_to_boundary): Change return type and pass through
30512 should_move from move_op. Relax assert. Update usage ...
30513 (schedule_expr_on_boundary): ... here. Use should_move instead of
30515 (move_op_orig_expr_found): Indicate that insn was disconnected from
30517 (code_motion_process_successors): Do not call after_merge_succs
30518 callback if original expression was not found when traversing any of
30520 (code_motion_path_driver): Change return type. Update prototype.
30521 (move_op): Update comment. Add a new parameter (should_move). Update
30522 prototype. Set *should_move based on indication provided by
30523 move_op_orig_expr_found.
30525 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30527 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30528 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30529 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30530 * config/rs6000/rs6000.c (rs6000_override_options): Default
30531 avoid-indexed-addresses on for Power6, off for everything else.
30532 (avoiding_indexed_address_p): New function.
30533 (rs6000_legitimize_address): Use it.
30534 (rs6000_legitimate_address): Likewise.
30535 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30537 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30539 PR tree-optimization/38997
30540 * tree-loop-distribution.c (generate_memset_zero): Use
30541 POINTER_PLUS_EXPR for a pointer addition.
30543 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30545 * config/s390/s390.md (bswap<mode>2): New pattern added.
30547 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30549 * config/s390/s390.md (*tls_load_31): Added type attribute.
30551 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30553 * config/s390/s390.md: Fix a few comments.
30555 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30557 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30558 (*tm<mode>_full): Fixed z10prop attribute.
30559 (*tst<mode>_extimm): Fixed z10prop attribute.
30560 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30561 (*tstqiCCT_cconly): Fixed z10prop attribute.
30562 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30563 (*movsi_larl): Fixed z10prop attribute.
30564 (*movsi_zarch): Fixed z10prop attribute.
30565 (*movsi_eas): Fixed z10prop attribute.
30566 (*movhi): Fixed z10prop attribute.
30567 (*movqi): Fixed z10prop attribute.
30568 (*movstrictqi): Fixed z10prop attribute.
30569 (*mov<mode>): Fixed z10prop attribute.
30570 (*movcc): Fixed z10prop attribute.
30571 (*sethighpartdi_64): Fixed z10prop attribute.
30572 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30573 (*negdi2_sign_cc): Fixed z10prop attribute.
30574 (*negdi2_sign): Fixed z10prop attribute.
30575 (*absdi2_sign_cc): Fixed z10prop attribute.
30576 (*absdi2_sign): Fixed z10prop attribute.
30577 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30578 (*negabsdi2_sign): Fixed z10prop attribute.
30579 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30580 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30581 (doloop_si64): Fixed z10prop attribute.
30582 (doloop_si31): Fixed z10prop attribute.
30583 (doloop_long): Fixed z10prop attribute.
30584 (indirect_jump): Fixed z10prop attribute.
30585 (nop): Fixed z10prop attribute.
30586 (main_base_64): Fixed z10prop attribute.
30587 (reload_base_64): Fixed z10prop attribute.
30589 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30591 PR rtl-optimization/38740
30592 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30594 * config/mips/mips.c (mips_reorg): Likewise.
30596 2009-01-28 Richard Guenther <rguenther@suse.de>
30598 PR tree-optimization/38926
30599 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30600 with the correct value id to a value.
30601 (do_regular_insertion): Use the value number of edoubleprime
30602 for the value number of the expr.
30605 2008-08-21 Richard Guenther <rguenther@suse.de>
30607 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30608 a PHI ask VN if it is already available.
30609 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30610 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30612 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30614 PR middle-end/38934
30615 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30616 set to varying whenever max has TREE_OVERFLOW set, similarly
30617 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30619 2009-01-28 Richard Guenther <rguenther@suse.de>
30621 PR middle-end/38908
30622 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30623 uninitialized aggregate uses in call arguments.
30625 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30627 PR tree-optimization/38984
30628 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30629 the nothing_id variable if -fno-delete-null-pointer-checks.
30631 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30634 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30635 (set_got_offset_rex64): Ditto.
30637 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30640 * doc/extend.texi: Improve local variable with asm reg.
30642 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30644 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30645 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30646 was not supplied then set warn_packed_bitfield_compat to the
30647 default value of 1.
30648 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30651 2009-01-27 Richard Guenther <rguenther@suse.de>
30653 PR tree-optimization/38503
30654 * cfgexpand.c (expand_gimple_basic_block): Ignore
30655 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30656 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30657 variables that cannot have TBAA applied.
30658 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30661 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30663 PR middle-end/38969
30664 * calls.c (initialize_argument_information): Do not wrap complex
30665 arguments in SAVE_EXPR.
30667 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30669 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30670 (INSTALL_LIBGCC): Revert typo commit.
30672 2009-01-26 Richard Guenther <rguenther@suse.de>
30674 PR tree-optimization/38745
30675 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30676 from special handling.
30678 2009-01-26 Richard Guenther <rguenther@suse.de>
30680 PR tree-optimization/38745
30681 * tree-ssa.c (execute_update_addresses_taken): Do not include
30682 variables that cannot possibly be a register in not_reg_needs.
30683 Do not clear TREE_ADDRESSABLE on vars that may not become
30685 * tree-ssa.c (update_alias_info_1): Include those in the set
30686 of addressable vars.
30688 2009-01-26 Richard Guenther <rguenther@suse.de>
30690 PR middle-end/38851
30691 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30692 * tree-ssa-dse.c: Include langhooks.h
30693 (execute_simple_dse): Remove stores with zero size.
30695 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30698 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30701 2009-01-24 Julian Brown <julian@codesourcery.com>
30703 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30704 config/arm/linux-atomic.c.
30705 * config/arm/linux-atomic.c: New.
30707 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30709 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30710 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30711 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30713 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30716 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30719 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30721 PR tree-optimization/38953
30722 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30723 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30724 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30725 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30728 2009-01-24 Paul Brook <paul@codesourcery.com>
30730 * config/arm/neon.md (neon_type): Move to arm.md.
30731 (neon_mov<VSTRUCT>): Add neon_type attribute.
30732 * config/arm/arm.md (neon_type): Move to here.
30733 (conds): Add "unconditioal" and use as default for NEON insns.
30735 2009-01-24 Ben Elliston <bje@au.ibm.com>
30737 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30738 void *' warning from -Wc++-compat.
30739 * Makefile.in (dominance.o-warn): Remove.
30741 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30743 PR tree-optimization/38932
30744 * fold-const.c (fold_unary_ignore_overflow): New.
30745 * tree.h (fold_unary_ignore_overflow): Declare.
30746 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30747 * tree-ssa-sccvn.c (visit_reference_op_load,
30748 simplify_unary_expression): Likewise.
30750 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30752 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30753 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30754 regardless of their type.
30755 * c-common.c (handle_packed_attribute): Don't ignore packed on
30757 * c.opt (Wpacked-bitfield-compat): New warning option.
30758 * stor-layout.c (place_field): Warn if offset of a field changed.
30759 * doc/extend.texi (packed): Mention the ABI change.
30760 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30761 (Warning Options): Add it to the list.
30763 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30765 * c-opts.c (c_common_post_options): Fix a typo in comments.
30767 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30769 PR middle-end/38615
30770 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30771 variables to static.
30772 * doc/invoke.texi (-fmerge-all-constants): Update description.
30774 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30777 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30778 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30780 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30782 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30784 (LOCAL_ALIGNMENT): Similarly.
30786 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30787 Joseph Myers <joseph@codesourcery.com>
30789 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30790 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30791 * config/arm/arm-tune.md: Regenerate.
30792 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30795 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30797 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30798 version number to five.
30800 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30803 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30804 * c-common.c (set_underlying_type): Likewise.
30805 (is_typedef_decl ): Likewise
30807 (set_underlying_type): Likewise.
30808 (is_typedef_type): Likewise.
30810 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30812 PR middle-end/38587
30813 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30816 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30819 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30820 (LIBGCC_SPEC): Don't define.
30821 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30823 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30825 PR rtl-optimization/38879
30826 * alias.c (base_alias_check): Unaligned access via AND address can
30827 alias all surrounding object types except those with sizes equal
30828 or wider than the size of unaligned access.
30830 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30833 * c-decl.c (clone_underlying_type): Move this ...
30834 * c-common.c (set_underlying_type): ... here.
30835 Also, make sure the function properly sets TYPE_STUB_DECL() on
30836 the newly created typedef variant type.
30837 (is_typedef_decl ): New entry point.
30838 * tree.h: Added a new member member_types_needing_access_check to
30839 struct tree_decl_non_common.
30840 (set_underlying_type): New entry point.
30841 (is_typedef_type): Likewise.
30843 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30845 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30846 Check whether two instructions have memory references that
30847 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30848 are helper functions for traversing.
30849 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30850 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30851 not to draw dependency edge for instructions with non-conflicting
30854 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30857 * longlong.h: Update copyright years. Use soft-fp license notice.
30858 Sync __clz_tab declaration with glibc.
30860 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30863 * doc/extend.texi (syscall_linkage): New.
30864 (version_id): Modify.
30866 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30867 Richard Guenther <rguenther@suse.de>
30869 PR tree-optimization/38747
30870 PR tree-optimization/38748
30871 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30872 conversion if the base address is an indirect reference and the
30873 aliasing sets could cause issues.
30875 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30877 * common.opt (fgraphite, fgraphite-identity): Add comment for
30878 explaining why these options are not documented.
30880 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30882 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30883 gimple_call_lhs is NULL.
30885 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30888 * emit-rtl.c (adjust_address_1): Make sure memref is never
30891 2009-01-20 Ben Elliston <bje@au.ibm.com>
30893 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30894 const qualifier from arg parameter. Remove unnecessary cast to char *.
30895 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30896 const qualifier from arg 2.
30898 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30900 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30902 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30905 * rtl.h (reinit_regs): New prototype.
30906 * regclass.c: Include ira.h.
30907 (reinit_regs): New.
30908 * Makefile.in (regclass.o): Add ira.h.
30909 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30911 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30914 * c-common.c (handle_aligned_attribute): Use
30915 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30916 default alignment value.
30918 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30920 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30921 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30923 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30924 __BIGGEST_ALIGNMENT__.
30926 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30928 2009-01-18 Richard Guenther <rguenther@suse.de>
30930 PR tree-optimization/38819
30931 * tree-flow.h (operation_could_trap_helper_p): Declare.
30932 * tree-eh.c (operation_could_trap_helper_p): Export.
30933 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30934 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30935 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30936 are about to insert a possibly trapping instruction and fail
30939 2009-01-18 Andreas Schwab <schwab@suse.de>
30941 * doc/install.texi (Configuration): Remove obsolete paragraph
30942 about use of --with-gnu-ld with --with-gnu-as.
30944 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30946 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30947 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30948 Follow spelling conventions.
30950 2009-01-18 Ben Elliston <bje@au.ibm.com>
30952 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30953 C++ warning about implicit conversion from void * to struct
30955 (bitmap_obstack_free): Likewise for bitmap_element *.
30956 * Makefile.in (bitmap.o-warn): Remove.
30958 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30960 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30962 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30963 Tobias Grosser <tobi.grosser@amd.com>
30965 * graphite.c (graphite_trans_scop_block): Do not block single
30968 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30970 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30971 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30972 test with assertion.
30974 2009-01-16 Richard Guenther <rguenther@suse.de>
30976 PR tree-optimization/38835
30977 PR middle-end/36227
30978 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30979 and INT + PTR -> (INT)(PTR p+ INT) folding.
30980 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30982 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30985 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30986 the subreg from a lowpart subreg if it is also casting the value.
30988 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30989 Tobias Grosser <tobi.grosser@amd.com>
30991 * graphite.c (compare_prefix_loops): New.
30992 (build_scop_canonical_schedules): Rewritten.
30993 (graphite_transform_loops): Move build_scop_canonical_schedules
30994 after build_scop_iteration_domain.
30996 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30997 Tobias Grosser <tobi.grosser@amd.com>
30999 * graphite.c (add_conditions_to_domain): Add the loops to
31000 the dimension of the iteration domain. Do copy the domain
31001 only when it exists.
31002 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31003 (add_conditions_to_constraints): New.
31004 (can_generate_code_stmt, can_generate_code): Removed.
31005 (gloog): Do not call can_generate_code.
31006 (graphite_transform_loops): Call add_conditions_to_constraints
31007 after building the iteration domain.
31009 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31011 PR tree-optimization/38789
31012 * tree-ssa-threadedge.c
31013 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31014 __builtin_constant_p.
31016 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31018 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31019 examined before deleting them.
31021 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31023 * function.c (aggregate_value_p): Correctly extract the function
31024 type from CALL_EXPR_FN lookup.
31026 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31028 * config/picochip/picochip.c (picochip_override_options): Revert
31029 CFI asm flag disable commited previously.
31031 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31032 Tobias Grosser <tobi.grosser@amd.com>
31033 Jan Sjodin <jan.sjodin@amd.com>
31035 * graphite.c (scan_tree_for_params): On substractions negate
31036 all the coefficients of the term.
31037 (clast_to_gcc_expression_red): New. Handle reduction expressions
31038 of more than two operands.
31039 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31040 (get_vdef_before_scop): Handle also the case of default definitions.
31042 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31044 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31045 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31046 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31048 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31049 Joey Ye <joey.ye@intel.com>
31051 PR middle-end/37843
31052 * cfgexpand.c (expand_stack_alignment): Don't update stack
31053 boundary nor check incoming stack boundary here.
31054 (gimple_expand_cfg): Update stack boundary and check incoming
31055 stack boundary here.
31057 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31059 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31061 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31063 PR rtl-optimization/38245
31064 * calls.c (expand_call): Add stack arguments to
31065 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31066 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31067 in regs and partially in memory or BLKmode arguments.
31068 (emit_library_call_value_1): Add stack arguments to
31069 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31070 ACCUMULATE_OUTGOING_ARGS).
31071 * dce.c: Include tm_p.h.
31072 (find_call_stack_args): New function.
31073 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31075 (mark_insn): Call find_call_stack_args for CALL_Ps.
31076 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31077 forwards. Allocate and free arg_stores bitmap if needed, pass it
31078 down to deletable_insn_p, don't mark stores set in arg_stores
31079 bitmap, clear the bitmap at the beginning of each bb.
31080 * Makefile.in (dce.o): Depend on $(TM_P_H).
31082 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31085 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31086 to make sure the insn is a conditional test (bug 22599). Reformat a
31089 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31091 PR middle-end/38431
31092 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31093 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31094 (gloog): Do not call cleanup_tree_cfg.
31095 (graphite_transform_loops): Call cleanup_tree_cfg after all
31096 scops have been code generated.
31098 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31099 * doc/gty.texi (Invoking the garbage collector): Added new node
31100 and section documenting ggc_collect.
31102 2009-01-14 Richard Guenther <rguenther@suse.de>
31104 PR tree-optimization/38826
31105 PR middle-end/38477
31106 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31107 initialization notes only if we actually emitted a warning.
31108 (intra_create_variable_infos): Add constraints for a result decl
31109 that is passed by hidden reference.
31110 (build_pred_graph): Mark all related variables non-direct on
31113 2009-01-14 Nick Clifton <nickc@redhat.com>
31115 * ira-conflicts.c: Include addresses.h for the definition of
31117 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31118 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31120 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31123 * Makefile.in (ira-lives.o): Add except.h.
31125 * ira-lives.c: Include except.h.
31126 (process_bb_node_lives): Process can_throw_internal.
31128 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31130 PR rtl-optimization/38774
31131 * combine.c (simplify_set): When undoing cc_use change, don't do
31132 PUT_CODE on the newly created comparison, but instead put back the
31135 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31137 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31138 values. Remove duplicate arm8 entry.
31140 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31142 PR tree-optimization/38786
31143 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31144 the SSA_NAME case of expand_scalar_variables_expr.
31145 Set the type of an expression to the type of its assign statement.
31146 (expand_scalar_variables_expr): Also gather the scalar computation
31147 used to index the memory access. Do not pass loop_p.
31148 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31149 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31150 the gimple_stmt_iterator where it inserts new code.
31151 Do not pass loop_p.
31152 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31153 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31155 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31157 * graphite.h (debug_value): Removed.
31158 * graphite.c (debug_value): Removed.
31160 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31162 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31163 ldrd/strd with two 32-bit instructions.
31165 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31167 * config/arm/arm.c (struct processors): Pass for speed down into
31168 cost helper functions.
31169 (const_ok_for_op): Handle COMPARE and inequality nodes.
31170 (arm_rtx_costs_1): Rewrite.
31171 (arm_size_rtx_costs): Update prototype.
31172 (arm_rtx_costs): Pass speed down to helper functions.
31173 (arm_slowmul_rtx_costs): Rework cost calculations.
31174 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31175 (arm_9e_rtx_costs): Likewise.
31177 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31179 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31180 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31181 (alpha_legitimize_address): Do not split local symbols wider than
31182 UNITS_PER_WORD into HIGH/LO_SUM parts.
31184 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31187 * gcc.c (process_command): Replace call to execvp with calls
31188 to pex_one and exit.
31190 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31193 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31194 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31195 variant for devices with 3-byte PC.
31196 (__tablejump_elpm__): New.
31198 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31201 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31202 offsetof member-designator, handle it as `[0].'.
31204 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31206 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31207 function when not using named sections on targets with named sections
31208 if branch distance is less than 262132.
31210 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31212 * combine.c (combine_instructions): Recompute
31213 optimize_this_for_speed_p for each BB in the main combine loop.
31215 2009-01-12 Tomas Bily <tbily@suse.cz>
31218 * tree-loop-distribution.c (prop_phis): New function.
31219 (generate_builtin): Call prop_phis.
31221 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31223 PR tree-optimization/38807
31224 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31225 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31227 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31229 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31230 subreg of op0 to the original op0.
31232 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31234 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31236 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31239 * mips-tfile.c (parse_def): Fix parsing of def strings
31240 starting with digits.
31242 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31245 * config/arm/arm.c (arm_is_long_call_p): Don't call
31246 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31248 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31250 * regrename.c (regrename_optimize): Fix dumping.
31251 (find_oldest_value_reg): Preserve REG_POINTER.
31252 (copy_hardreg_forward_1): Likewise.
31254 2009-01-09 Diego Novillo <dnovillo@google.com>
31256 * gimple.h (struct gimple_statement_base) <uid>: Document
31257 the restrictions on its use.
31258 (gimple_uid): Tidy.
31259 (gimple_set_uid): Tidy.
31261 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31263 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31264 zero guard even if align_bytes != 0 and count is smaller than
31267 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31269 PR rtl-optimization/38495
31270 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31271 (add_range_and_copies_from_move_list): Print all added ranges.
31272 Add ranges to memory optimized destination.
31274 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31278 * config/i386/i386.c (override_options): Reject
31279 -mstringop-strategy=rep_8byte with -m32.
31280 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31281 to 1. Do count comparison against epilogue_size_needed at compile
31282 time even when count_exp was constant forced into register. For
31283 size_needed don't jump to epilogue, instead just avoid aligning
31284 and invoke the body algorithm. If need_zero_guard, add zero guard
31285 even if count is non-zero, but smaller than size_needed + number of
31286 bytes that could be stored for alignment.
31287 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31288 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31289 but smaller than size_needed + number of bytes that could be stored
31290 for alignment. Compare size_needed with epilogue_size_needed instead
31291 of desired_align - align, don't adjust size_needed, pass
31292 epilogue_size_needed to the epilogue expanders.
31295 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31297 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31299 * pa.c (last_address): Change to unsigned.
31300 (update_total_code_bytes): Change argument to unsigned. Don't
31301 check if insn addresses are set.
31302 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31303 addresses are not set.
31304 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31306 2009-01-09 Nick Clifton <nickc@redhat.com>
31308 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31309 DECL_DECLARED_INLINE_P.
31311 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31313 PR middle-end/38347
31314 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31315 GET_MODE (op0) in operand_subword_force calls.
31317 PR middle-end/38771
31318 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31319 fold_convert arg0 operands to TREE_TYPE (op0) first.
31321 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31323 * params.def (ira-max-conflict-table-size): Decrease default value
31326 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31328 PR tree-optimization/37031
31329 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31331 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31332 allocate it using gc instead of heap, use VEC_quick_push instead of
31334 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31335 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31336 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31337 allocated vector from heap allocated.
31338 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31339 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31340 vector only after perfect_loop_nest_depth call.
31342 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31343 Jan Sjodin <jan.sjodin@amd.com>
31345 PR tree-optimization/38559
31346 * graphite.c (debug_value, copy_constraint,
31347 swap_constraint_variables, scale_constraint_variable, ): New.
31348 (get_lower_bound, get_upper_bound): Removed.
31349 (graphite_trans_bb_strip_mine): Clean up this code that works
31350 only for constant number of iterations. Fully copy upper and
31351 lower bound constraints, not only the constant part of them.
31352 * graphite.h (debug_value): Declared.
31354 2009-01-08 Ira Rosen <irar@il.ibm.com>
31356 PR tree-optimization/37194
31357 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31358 Don't add the cost of cost model guard in prologue to scalar
31359 outside cost in case of known number of iterations.
31361 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31362 Alan Modra <amodra@bigpond.net.au>
31364 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31365 non-word-aligned REG+CONST addressing.
31367 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31370 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31371 free_after_compilation when outputting a thunk.
31372 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31373 Do not call free_after_compilation here.
31375 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31377 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31378 (ix86_valid_target_attribute_inner_p): Ditto.
31380 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31382 PR tree-optimization/38492
31383 PR tree-optimization/38498
31384 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31385 * tree-chrec.h (scev_is_linear_expression): Declared.
31386 * graphite.c (graphite_cannot_represent_loop_niter): New.
31387 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31388 (graphite_loop_normal_form): Use gcc_assert.
31389 (scan_tree_for_params): Use CASE_CONVERT.
31390 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31391 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31392 Use gcc_assert. Discard scops that contain unhandled cases.
31393 (build_scop_conditions): Return a boolean status for unhandled cases.
31394 (strip_mine_profitable_p): Print the loop number, not its depth.
31395 (is_interchange_valid): Pass the depth of the loop nest, don't
31396 recompute it wrongly.
31397 (graphite_trans_bb_block): Same.
31398 (graphite_trans_bb_block): Print tentative of loop blocking.
31399 (graphite_trans_scop_block): Do not print that the loop has been
31401 (graphite_transform_loops): Do not handle scops that contain condition
31404 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31406 AVX Programming Reference (December, 2008)
31407 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31408 (_mm256_stream_pd): Likewise.
31409 (_mm256_stream_ps): Likewise.
31411 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31412 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31413 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31414 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31415 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31416 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31417 (ix86_expand_special_args_builtin): Likewise.
31419 * config/i386/sse.md (AVXMODEDI): New.
31420 (avx_movnt<mode>): Likewise.
31421 (avx_movnt<mode>): Likewise.
31422 (<sse>_movnt<mode>): Remove AVX support.
31423 (sse2_movntv2di): Likewise.
31425 2009-01-07 Richard Guenther <rguenther@suse.de>
31427 PR middle-end/38751
31428 * fold-const.c (extract_muldiv): Remove obsolete comment.
31429 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31430 to PLUS_EXPR canonicalization for the canonicalization.
31432 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31434 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31435 hosted cross-compilers generating less efficient code.
31437 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31439 * function.h (rtl_data): Add a dbr_scheduled_p field.
31440 * reorg.c (dbr_schedule): Set it.
31441 (gate_handle_delay_slots): Check it.
31442 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31443 (mips_reorg): Check flag_delayed_branch instead of
31444 mips_base_delayed_branch.
31445 (mips_override_options): Don't set mips_base_delayed_branch
31446 or flag_delayed_branch.
31448 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31450 PR rtl-optimization/38426.
31451 * ira.c (ira): Set current_function_is_leaf earlier.
31453 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31455 PR rtl-optimization/38722
31456 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31457 too early, only set a flag and modify after last possible
31460 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31463 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31464 * real.c (decimal_single_format): Correct values of emin and emax.
31465 (decimal_double_format): Ditto.
31466 (decimal_quad_format): Ditto.
31467 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31468 computation of DECnn_MIN and DECnn_MAX for corrected values of
31469 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31470 __DECnn_MIN__, and adjust its computation for the corrected value
31473 2009-01-06 Jan Hubicka <jh@suse.cz>
31476 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31478 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31480 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31481 Add Robert Clark to the list of testers.
31483 2009-01-06 Jan Hubicka <jh@suse.cz>
31484 Kai Tietz <kai.tietz@onevision.com>
31486 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31487 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31489 2009-01-06 Jan Hubicka <jh@suse.cz>
31490 Kai Tietz <kai.tietz@onevision.com>
31492 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31494 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31495 (ix86_nsaved_regs): Count only general purpose regs.
31496 (ix86_nsaved_sseregs): New.
31497 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31498 to 16 for w64; compute padding and size of sse reg save area.
31499 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31500 general purpose regs.
31501 (ix86_emit_save_sse_regs_using_mov): New.
31502 (ix86_expand_prologue): Save SSE regs if needed.
31503 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31504 (ix86_emit_restore_sse_regs_using_mov): New.
31505 (ix86_expand_epilogue): Save SSE regs if needed.
31507 2009-01-06 Jan Hubicka <jh@suse.cz>
31508 Kai Tietz <kai.tietz@onevision.com>
31510 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31511 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31512 functions when accumulate outgoing args is off.
31514 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31517 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31518 before using pseudos_have_intersected_live_ranges_p.
31520 * ira-int.h (ira_assert): Always define.
31522 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31524 AVX Programming Reference (December, 2008)
31525 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31526 (_mm256_permute2_pd): Likewise.
31527 (_mm_permute2_ps): Likewise.
31528 (_mm256_permute2_ps): Likewise.
31529 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31530 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31532 * config/i386/i386.c (ix86_builtins): Remove
31533 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31534 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31535 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31536 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31537 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31538 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31539 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31540 __builtin_ia32_vpermil2ps256.
31541 (ix86_init_mmx_sse_builtins): Updated.
31542 (ix86_expand_args_builtin): Likewise.
31544 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31546 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31547 long absolute calls when generating PA 2.0 code.
31549 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31551 PR rtl-optimization/38583
31552 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31554 * params.def (ira-max-conflict-table-size): New.
31556 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31558 * ira.h (ira_conflicts_p): New external definition.
31560 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31561 table. Report this. Return result of building.
31562 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31563 building conflict table.
31565 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31566 (ira_color): Use ira_conflicts_p.
31568 * global.c: Include ira.h.
31569 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31572 * Makefile.in (global.o): Add ira.h.
31574 * ira-build.c (mark_all_loops_for_removal,
31575 propagate_some_info_from_allocno): New.
31576 (remove_unnecessary_allocnos): Call
31577 propagate_some_info_from_allocno.
31578 (remove_low_level_allocnos): New.
31579 (remove_unnecessary_regions): Add parameter. Call
31580 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31581 parameter to remove_unnecessary_regions.
31582 (ira_build): Remove all regions but root if the conflict table was
31583 not built. Update conflict hard regs for allocnos crossing calls.
31585 * ira.c (ira_conflicts_p): New global.
31586 (ira): Define and use ira_conflicts_p.
31588 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31589 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31590 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31592 2009-01-06 Ben Elliston <bje@au.ibm.com>
31594 * gengtype-lex.l (YY_NO_INPUT): Define.
31596 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31599 * c-common.c (handle_vector_size_attribute): Also reject
31600 BOOLEAN_TYPE types.
31602 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31604 PR tree-optimization/38492
31605 * graphite.c (rename_map_elt, debug_rename_elt,
31606 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31607 rename_map_elt_info, eq_rename_map_elts,
31608 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31609 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31610 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31611 (sese_build_livein_liveouts): New.
31612 (new_sese, free_sese): New.
31613 (new_scop): Call new_sese.
31614 (free_scop): Call free_sese.
31615 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31616 (register_old_new_names): Renamed register_old_and_new_names.
31617 (register_scop_liveout_renames, add_loop_exit_phis,
31618 insert_loop_close_phis, struct igp,
31619 default_liveout_before_guard, add_guard_exit_phis,
31620 insert_guard_phis, copy_renames): New.
31621 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31622 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31623 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31624 (scop_adjust_phis_for_liveouts): New.
31625 (gloog): Call scop_adjust_phis_for_liveouts.
31627 * graphite.h (struct sese): Documented. Added fields liveout,
31628 num_ver and livein.
31629 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31630 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31631 (struct scop): Added field liveout_renames.
31632 (SCOP_LIVEOUT_RENAMES): New.
31634 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31636 PR tree-optimization/38510
31637 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31638 (translate_clast): Call recompute_all_dominators before
31640 (gloog): Call recompute_all_dominators before graphite_verify.
31642 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31643 Jan Sjodin <jan.sjodin@amd.com>
31645 PR tree-optimization/38500
31646 * graphite.c (create_sese_edges): Call fix_loop_structure after
31649 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31651 * config.gcc: Add m32r*-*-rtems*.
31652 * config/m32r/rtems.h: New file.
31654 2009-01-05 Ben Elliston <bje@au.ibm.com>
31656 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31657 (.po.pox): Likewise.
31658 (po/gcc.pot): Likewise.
31660 2009-01-04 David S. Miller <davem@davemloft.net>
31662 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31663 (STARTING_FRAME_OFFSET): Always set to zero.
31665 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31667 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31668 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31669 fixed-point types, and vectors of the same.
31671 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31673 * config/mips/sync.md (*mb_barrier): Rename to...
31674 (*memory_barrier): ...this.
31676 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31678 * doc/extend.texi (Function Attributes): Move @cindex after @item
31679 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31680 and put in alphabetical order. Fix 'target' name and put in order.
31681 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31684 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31686 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31687 (memory_barrier): Expand as unspec instead of unspec_volatile.
31688 Remove mem:BLK from insn operands. Use Pmode scratch register.
31689 (*memory_barrier): Define as unspec instead of unspec_volatile.
31690 Use (match_dup 0) as input operand.
31692 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31693 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31694 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31695 scratch register. Remove operand 1.
31696 (*stbar): Define as unspec instead of unspec_volatile.
31697 Use (match_dup 0) as input operand, remove (const_int 8).
31698 (*membar): Define as unspec instead of unspec_volatile.
31699 Use (match_dup 0) as input operand, remove input operand 2.
31701 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31702 (memory_barrier): Expand as unspec instead of unspec_volatile.
31703 Remove mem:BLK from insn operands. Use Pmode scratch register.
31704 (*memory_barrier): Define as unspec instead of unspec_volatile.
31705 Use (match_dup 0) as input operand.
31707 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31708 Remove mem:BLK from insn operands. Use Pmode scratch register.
31709 Set volatile flag on operand 0.
31710 (*memory_barrier): New insn pattern.
31712 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31714 (*memory_barrier): Use (match_dup 0) as input operand.
31716 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31717 Remove mem:BLK from insn operands. Use Pmode scratch register.
31718 Set volatile flag on operand 0.
31719 (*mb_internal): New insn pattern.
31721 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31723 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31725 PR middle-end/38586
31726 * function.c (struct temp_slot): Move to the section of the file
31727 that deals with temp slots. Remove field 'address'.
31728 (temp_slot_address_table): New hash table of address -> temp slot.
31729 (struct temp_slot_address_entry): New struct, items for the table.
31730 (temp_slot_address_compute_hash, temp_slot_address_hash,
31731 temp_slot_address_eq, insert_temp_slot_address): Support functions
31733 (find_temp_slot_from_address): Rewrite to use the new hash table.
31734 (remove_unused_temp_slot_addresses): Remove addresses of temp
31735 slots that have been made available.
31736 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31737 worker function for remove_unused_temp_slot_addresses.
31738 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31739 Add the temp slot address to the address -> temp slot map.
31740 (update_temp_slot_address): Update via insert_temp_slot_address.
31741 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31742 (pop_temp_slots): Likewise.
31743 (init_temp_slots): Allocate the address -> temp slot map, or empty
31744 the map if it is already allocated.
31745 (prepare_function_start): Initialize temp slot processing.
31747 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31749 PR middle-end/38584
31750 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31751 Calculate the size of all stack vars assuming no packing of stack
31752 vars will happen, replacing a quadratic algorithm with a linear one.
31754 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31757 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31760 2009-01-03 Diego Novillo <dnovillo@google.com>
31762 * doc/contrib.texi: Update contributions.
31764 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31767 * builtins.c (fold_builtin_memory_op): Give up if either operand
31768 is volatile. Set srctype or desttype to non-qualified version
31772 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31773 and FUNCTION_DECLs.
31775 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31777 PR rtl-optimization/35805
31778 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31779 problem if fast dce is able to remove any instructions.
31780 * dce.c (dce_process_block): Fix dump message.
31782 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31785 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31787 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31789 PR middle-end/38690
31790 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31791 * tree-pretty-print.c (op_code_prio): New function.
31792 (op_prio): No longer static. Use op_code_prio.
31793 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31794 Use op_prio and op_code_prio to determine if () should be
31795 printed around operand(s) or not.
31797 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31798 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31799 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31800 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31801 pp_character instead of pp_string for single letter printing.
31803 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31805 * doc/extend.texi: Fix '#pragma GCC option' typo.
31807 2009-01-02 Richard Guenther <rguenther@suse.de>
31809 * doc/install.texi (--enable-checking): Mention different
31810 default for stage1.
31811 (--enable-stage1-checking): Document.
31813 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31815 PR middle-end/30142
31816 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31817 case to be an error.
31819 2009-01-02 Ben Elliston <bje@au.ibm.com>
31821 * config/fp-bit.h (pack_d): Constify argument.
31822 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31823 (isnan): Constify argument.
31825 (iszero): Likewise.
31826 (pack_d): Likewise.
31827 (_fpadd_parts): Constify return type.
31828 (_fpmul_parts): Likewise.
31829 (_fpdiv_parts): Likewise.
31831 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31834 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31835 warn about overwriting initializer with side-effects or
31836 -Woverride-init if !IMPLICIT.
31837 (output_init_element): Likewise. Pass IMPLICIT down to
31839 (process_init_element): Add IMPLICIT argument. Pass it down
31840 to output_init_element.
31841 (push_init_element, pop_init_level, set_designator): Adjust
31842 process_init_element callers.
31843 (set_nonincremental_init, set_nonincremental_init_from_string):
31844 Adjust add_pending_init callers.
31845 (output_pending_init_elements): Adjust output_init_element callers.
31846 * c-tree.h (process_init_element): Adjust prototype.
31847 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31848 process_init_element callers.
31851 Copyright (C) 2009 Free Software Foundation, Inc.
31853 Copying and distribution of this file, with or without modification,
31854 are permitted in any medium without royalty provided the copyright
31855 notice and this notice are preserved.