1 2009-11-13 Jakub Jelinek <jakub@redhat.com>
4 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
7 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
11 *call_value_1): Use "lsm" as operand 1 constraint.
12 * config/i386/predicates.md (call_insn_operand): Depend on
13 index_register_operand to avoid %esp register.
15 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
18 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
21 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
22 (TARGET_CALL_ESP): New define.
23 * config/i386/i386.c (initial_ix86_tune_features): Initialize
25 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
26 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
27 *call_1, *call_value_pop_1 and *call_value_1. Depend on
29 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
30 New patterns, use "lsm" as operand 1 constraint.
31 * config/i386/predicates.md (call_insn_operand): Depend on
32 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
34 2009-11-13 Jason Merrill <jason@redhat.com>
37 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
38 Don't emit a second declaration at any scope.
40 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
42 PR rtl-optimization/41697
43 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
44 a conditional jump has a single successor.
46 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
48 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
49 allocate reg_last when in case lazy_reg_last is true.
50 (init_deps_reg_last): New.
51 (free_deps): When max_reg is 0, this context is already freed.
52 * sched-int.h (init_deps_reg_last): Export.
53 (init_deps): Update prototype.
54 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
55 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
56 * ddg.c (build_intra_loop_deps): Likewise.
57 * sel-sched-ir.c (copy_deps_context, create_deps_context,
58 reset_deps_context, deps_init_id): Likewise.
59 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
60 (free_data_for_scheduled_insn): New, break down from ...
61 (free_first_time_insn_data): ... here.
62 (has_dependence_p): Allocate reg_last now, when it is needed.
63 (extend_insn_data): When maximal LUID is big enough, allocate
64 per-insn data in smaller chunks.
65 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
66 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
69 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
71 * config/i386/i386.md (call_value): Fix comment.
72 (sibcall_value): Ditto.
74 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
76 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
77 (MD_FROB_UPDATE_CONTEXT): Define.
79 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
80 Laurent GUERBY <laurent@guerby.net>
82 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
83 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
84 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
86 2009-11-12 Jan Hubicka <jh@suse.cz>
88 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
89 and clear DECL_COMMON on localized declarations.
91 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
94 * regrename.c (struct du_head): New structure; some elements moved
96 (struct du_chain): ... this one.
97 (open_chains, closed_chains): Now of type struct du_head *.
98 (do_replace): Accept du_head argument, not du_chain. All callers
99 changed. Modified code to match new data structures.
100 (build_def_use): Return a list of du_head structures. Modified code
101 to match new data structures.
102 (dump_def_use_chain): Accept du_head argument, not du_chain. All
103 callers changed. Modified code to match new data structures.
104 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
105 callers changed. Modified code to match new data structures.
106 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
107 Allocate a du_head structure as well as a du_chain when creating a
108 new chain. Modified other code to match new data structures.
110 2009-11-12 Jan Hubicka <jh@suse.cz>
112 * cgraph.h (varpool_node_name): Declare.
113 * cgraphunit.c (process_function_and_variable_attributes): Set
114 force_output flag on used variables.
115 * ipa.c (function_and_variable_visibility): Dump externally visible
116 and needed variables.
117 * varpool.c (varpool_node_name): Export.
118 (decide_is_variable_needed): Check COMDAT for externally visible vars;
121 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
124 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
125 processing if XEXP (x, i) is NULL.
127 2009-11-12 Jan Hubicka <jh@suse.cz>
129 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
130 imply PUBLIC || EXTERNAL.
132 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
135 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
136 single successor block, ending with jump created by RTL expander.
138 2009-11-11 Jan Hubicka <jh@suse.cz>
141 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
142 and WEAK variables at -fwhole-program.
145 * ipa.c (whole_program_function_and_variable_visility): COMDAT
146 functions/variables are not needed even if they are externally visible.
148 2009-11-11 Jan Hubicka <jh@suse.cz>
150 (patch by Richard Guenther)
151 * lto-streamer-out.c (output_function): Output head of argument list
153 * lto-streamer-in.c (input_function): Re-map arguments into merged
156 2009-11-11 Jan Hubicka <jh@suse.cz>
158 * lto-cgraph.c: Include gcov-io.h
159 (output_profile_summary): New function.
160 (output_cgraph): Use it.
161 (input_profile_summary): New function.
162 (input_cgraph): Use it.
163 * coverage.c (build_ctr_info_value): Use varpool; initalize
165 (create_coverage): Likewise.
166 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
167 (tree_init_edge_profiler): Likewise.
168 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
170 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
172 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
173 * c-pragma.c (def_pragma_macro_value): Likewise.
174 (def_pragma_macro): Likewise.
175 (pushed_macro_table): Likewise.
176 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
177 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
179 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
181 * doc/plugins.texi (Registering custom attributes): section
182 renamed as (Registering custom attributes or pragmas).
183 Mentions custom attributes & pragmas, and c_register_pragma, with
185 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
187 * doc/extend.texi (Function Attributes): Mentions that plugin can
188 provide their attributes.
190 2009-11-11 Jon Beniston <jon@beniston.com>
192 * config.gcc: Add lm32 elf and uclinux targets.
193 * config/lm32: New directory.
194 * config/lm32/lm32.c: New file.
195 * config/lm32/lm32.h: New file.
196 * config/lm32/lm32.md: New file.
197 * config/lm32/lm32.opt: New file.
198 * config/lm32/lm32-protos.h: New file.
199 * config/lm32/constraints.md: New file.
200 * config/lm32/predicates.md: New file.
201 * config/lm32/sfp-machine.h: New file.
202 * config/lm32/t-fprules-softfp: New file.
203 * config/lm32/uclinux-elf.h: New file.
204 * doc/invoke.texi: Document lm32 options.
205 * doc/contrib.texi: Document lm32 porter.
206 * doc/install.texi: Document lm32 targets.
208 2009-11-11 Martin Jambor <mjambor@suse.cz>
211 * ipa-prop.c (ipa_update_after_lto_read): Call
212 ipa_check_create_node_params and ipa_check_create_edge_args. Also
213 call ipa_initialize_node_params instead of ipa_populate_param_decls.
215 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
217 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
218 (neon_expand_vector_init): Use them. Also handle non-constant
219 vectors with identical elements and vectors with only one
220 non-constant element.
221 (arm_print_operand): Handle 'y' modifier.
222 * config/arm/arm-protos.h (neon_make_constant): Declare.
223 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
224 patterns. Use VX instead of VDQW for the first one. Allow
225 a VFP alternative and V32 modes for the second one.
226 * config/arm/neon.ml (shape_elt): Add Alternatives.
227 (ops): Use Alternatives for vdup lane instructions.
228 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
229 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
231 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
233 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
235 (movti, mov<mode>): Call force_reg on one operand if required.
236 * config/arm/vec-common.md (mov<mode>): Likewise.
238 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
240 * config/arm/arm.c (arm_override_options): Enable scheduling for
243 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
247 * expr.h (anti_adjust_stack_and_probe): Declare.
248 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
249 parameter and rewrite head comment.
250 (allocate_dynamic_stack_space): Adjust call to above function.
251 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
253 * tree.h (dwarf2out_args_size): Delete.
254 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
255 (dwarf2out_args_size_adjust): Delete prototype and move around.
256 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
257 ACCUMULATE_OUTGOING_ARGS targets.
259 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
261 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
262 DECL_SIZE of DECL_RESULT before evaluating it.
264 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
266 PR tree-optimization/41987
267 * fold-const.c (const_binop): Avoid using fold_buildN().
269 2009-11-10 Martin Jambor <mjambor@suse.cz>
271 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
272 (execute_all_ipa_stmt_fixups): Declare.
273 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
274 * ipa-inline.c (pass_ipa_inline): Likewise.
275 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
276 * ipa-reference.c (pass_ipa_reference): Likewise.
277 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
278 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
279 (pass_ipa_lto_finish_out): Likewise.
280 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
281 * passes.c (execute_ipa_stmt_fixups): New function.
282 (execute_all_ipa_stmt_fixups): New function.
283 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
285 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
288 * explow.c (probe_stack_range): Fix typo.
289 * config/sparc/sparc.md (probe_stack): New expander.
291 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
293 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
295 2009-11-09 Jason Merrill <jason@redhat.com>
297 * gdbinit.in (pgq): New function for printing gimple sequence.
299 2009-11-09 Paul Brook <paul@codesourcery.com>
300 Daniel Jacobowitz <dan@codesourcery.com>
301 Sandra Loosemore <sandra@codesourcery.com>
303 * doc/extend.texi (Half-Precision): Update wording to reflect
304 that there are now multiple -mfpu options that enable fp16
306 * doc/invoke.texi: Update list of ARM -mfpu= options.
307 * config.gcc: Update ARM --with-fpu option list.
308 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
309 vfpv3xd and vfpv3xd-fp16.
310 (use_vfp_abi): New function.
311 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
313 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
314 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
315 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
316 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
318 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
320 (arm_print_operand): Handle 'p' modifier.
321 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
323 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
324 (TARGET_FP16): Define.
325 * config/arm/vfp.md: Disable double-precision patterns if the FPU
326 does not provide them.
327 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
328 double-precision values on a single-precision FPU.
329 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
330 double-precision constants.
331 (movhf_vfp_neon): New pattern (was movhf_vfp).
332 (movhf_vfp): Remove NEON instructions.
333 * config/arm/constraints.md: Add new "Dy" constraint for
334 double-precision constants. Update description of "Dv".
335 * config/arm/arm.md: Disable double-precision patterns if the FPU
336 does not provide them
338 2009-11-09 Jakub Jelinek <jakub@redhat.com>
340 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
341 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
344 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
346 * collect2.c (main): Search PLUGIN_LD for plugin linker.
348 * configure.ac (--with-plugin-ld): New. Default to ld.
349 * configure: Regenerated.
350 * config.in: Likewise.
352 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
353 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
355 2009-11-08 Jonathan Gray <jsg@openbsd.org>
357 * config/openbsd-stdint.h: Change to reflect what
358 c_common_nodes_and_builtins expects.
360 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
362 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
364 2009-11-08 Jakub Jelinek <jakub@redhat.com>
367 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
368 function contains at least one local dynamic name.
369 (print_operand) <case '&'>: Instead output operand lossage diagnostics
370 here if that happens.
372 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
373 Joern Rennecke <amylaar@spamcop.net>
375 * cfgrtl.c (pass_free_cfg): Add pass name.
376 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
377 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
378 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
379 * df-core.c (pass_df_initialize_no_opt): Likewise.
380 * except.c (pass_rtl_eh): Likewise.
381 * function.c (pass_init_function, pass_leaf_regs): Likewise.
382 * gcse.c (pass_rtl_pre): Change pass name.
383 * passes.c (pass_postreload): Add pass name.
384 (make_pass_instance): Don't use duplicate-tracking logic for
385 names starting with '*'.
386 (next_pass_1): Assert that pass has a name.
387 (register_one_dump_file): If there is an space in the name,
389 * predict.c (pass_strip_predict_hints): Add pass name.
390 * reg-stack.c (pass_stack_regs): Likewise.
391 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
392 * tree-cfg.c (pass_warn_function_return,
393 pass_warn_function_noreturn): Add pass name.
394 * tree-dfa.c (pass_referenced_vars): Likewise.
395 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
396 Fix whitespace before comment.
397 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
398 (pass_init_datastructures): Add pass name.
399 * tree-ssa-loop.c (pass_record_bounds): Likewise.
400 * tree-ssa.c (pass_early_warn_uninitialized,
401 pass_late_warn_uninitialized): Likewise.
402 * tree.c (pass_ipa_free_lang_data): Likewise.
403 * doc/passes.texi (pass manager): Document how to disambiguate
406 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
408 * df-problems.c: Fix documentation for forward simulation of LR.
409 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
410 (df_simulate_finalize_forwards): Remove.
411 * df.h (df_simulate_finalize_forwards): Remove.
413 2009-11-08 Richard Guenther <rguenther@suse.de>
415 * tree-ssa-structalias.c (build_succ_graph): Properly make
416 variables escape if they are stored to anything.
418 2009-11-08 Richard Guenther <rguenther@suse.de>
420 PR rtl-optimization/41928
421 * loop-invariant.c (free_loop_data): If we didn't allocate
422 loop data do not try to free it.
424 2009-11-07 Jason Merrill <jason@redhat.com>
426 * tree.c (reconstruct_complex_type): Preserve attributes.
428 2009-11-07 Richard Guenther <rguenther@suse.de>
430 * tree-ssa-structalias.c (build_succ_graph): Feed stores
431 to anything only to variables that can take pointers.
432 (get_constraint_for_ssa_var): Properly exclude full
433 variables from expanding.
434 (first_vi_for_offset): Avoid overflow in arithmetic.
435 (first_or_preceding_vi_for_offset): Likewise.
436 (count_num_arguments): Fix implementation.
437 (gate_ipa_pta): Do not run when not optimizing.
439 2009-11-07 David Binderman <dcb314@hotmail.com>
441 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
442 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
443 set but not used variables.
444 (apply_args_reg_offset): Comment out as unused.
445 * calls.c (flags_from_decl_or_type): Likewise.
446 * genautomata.c (check_regexp_units_distribution): Likewise.
448 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
450 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
451 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
452 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
453 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
454 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
455 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
456 operand alternatives.
458 2009-11-06 Michael Matz <matz@suse.de>
461 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
462 of a potential reciprocal to really be reciprocals.
464 2009-11-06 Jakub Jelinek <jakub@redhat.com>
466 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
467 lwpintrin.h after immintrin.h.
468 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
472 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
473 or non-constant index, allow index one past the last element and
474 allow exceeding array bound in arrays that might be used as flexible
477 2009-11-05 Richard Henderson <rth@redhat.com>
479 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
481 2009-11-05 Paul Brook <paul@codesourcery.com>
483 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
485 (all_fpus): Add FPU details.
486 (fp_model_for_fpu): Remove.
487 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
488 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
489 (arm_file_start): Use arm_fpu_desc.
490 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
491 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
493 (TARGET_FPA_EMU2): Define.
494 (arm_fp_model, fputype, arm_fpu_tune): Remove.
495 (vfp_reg_type, arm_fpu_desc): New.
496 * config/arm/arm.md (attr fpu): Simplify.
497 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
498 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
499 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
500 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
501 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
503 2009-11-05 Michael Matz <matz@suse.de>
505 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
507 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
510 2009-11-04 Jason Merrill <jason@redhat.com>
513 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
514 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
515 (output_constant): Avoid crash after error.
517 2009-11-05 Martin Jambor <mjambor@suse.cz>
519 * tree-sra.c (struct access): Changed comment of next_sibling field.
520 (analyze_modified_params): Loop over accesses of a group rather than
521 over all with the ame base, pass a common bitmap to
523 (unmodified_by_ref_scalar_representative): Build link lists of
525 (splice_param_accesses): Likewise.
527 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
529 * df-scan.c (df-uses-record): Add case zero_extract of mem.
531 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
535 * config/i386/i386.md (probe_stack): New expander.
536 (logical operation peepholes): Do not split stack checking probes.
538 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
539 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
541 * doc/invoke.texi (-mlwp): Add documentation.
542 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
543 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
545 * config/i386/lwpintrin.h: New file, provide x86 compiler
547 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
548 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
549 * config/i386/i386-c.c (ix86_target_macros_internal): Check
551 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
552 * config/i386/i386.opt (-mlwp): New switch for LWP support.
553 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
554 (OPTION_MASK_ISA_LWP_UNSET): New.
555 (ix86_handle_option): Handle -mlwp.
556 (isa_opts): Handle -mlwp.
557 (enum pta_flags): Add PTA_LWP.
558 (override_options): Add LWP support.
559 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
560 (IX86_BUILTIN_LLWPCB32): Ditto.
561 (IX86_BUILTIN_LLWPCB64): Ditto.
562 (IX86_BUILTIN_SLWPCB16): Ditto.
563 (IX86_BUILTIN_SLWPCB32): Ditto.
564 (IX86_BUILTIN_SLWPCB64): Ditto.
565 (IX86_BUILTIN_LWPVAL16): Ditto.
566 (IX86_BUILTIN_LWPVAL32): Ditto.
567 (IX86_BUILTIN_LWPVAL64): Ditto.
568 (IX86_BUILTIN_LWPINS16): Ditto.
569 (IX86_BUILTIN_LWPINS32): Ditto.
570 (IX86_BUILTIN_LWPINS64): Ditto.
571 (enum ix86_special_builtin_type): Add LWP intrinsic support.
572 (builtin_description): Ditto.
573 (ix86_init_mmx_sse_builtins): Ditto.
574 (ix86_expand_special_args_builtin): Ditto.
575 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
577 (UNSPEC_SLWP_INTRINSIC): Ditto.
578 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
579 (UNSPECV_LWPINS_INTRINSIC): Ditto.
580 (lwp_llwpcbhi1): New lwp pattern.
581 (lwp_llwpcbsi1): Ditto.
582 (lwp_llwpcbdi1): Ditto.
583 (lwp_slwpcbhi1): Ditto.
584 (lwp_slwpcbsi1): Ditto.
585 (lwp_slwpcbdi1): Ditto.
586 (lwp_lwpvalhi3): Ditto.
587 (lwp_lwpvalsi3): Ditto.
588 (lwp_lwpvaldi3): Ditto.
589 (lwp_lwpinshi3): Ditto.
590 (lwp_lwpinssi3): Ditto.
591 (lwp_lwpinsdi3): Ditto.
593 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
594 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
597 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
600 2009-11-04 Richard Guenther <rguenther@suse.de>
601 Rafael Avila de Espindola <espindola@google.com>
603 * gcc.c (process_command): Handle arguments name@offset.
605 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
606 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
608 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
610 * config/i386/xopintrin.h: New file, provide common x86 compiler
612 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
613 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
614 * config/i386/i386-c.c(ix86_target_macros_internal): Check
616 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
617 * config/i386/i386.opt (-mxop): New switch for XOP support.
618 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
619 (UNSPEC_XOP_TRUEFALSE)
621 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
622 (PPERM_*): New constants for vpperm instruction.
623 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
624 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
625 (OPTION_MASK_ISA_XOP_UNSET): New.
626 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
627 (ix86_handle_option): Handle -mxop.
628 (isa_opts): Handle -mxop.
629 (enum pta_flags): Add PTA_XOP.
630 (override_options): Add XOP support.
631 (print_operand): Add code for XOP compare instructions.
632 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
633 (ix86_expand_int_vcond): Extend for XOP compare instruction.
635 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
636 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
637 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
638 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
639 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
640 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
641 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
643 (IX86_BUILTIN_VPCMOV256): Ditto.
644 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
645 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
646 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
647 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
648 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
649 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
651 (IX86_BUILTIN_VPPERM): Ditto.
653 (IX86_BUILTIN_VPMACSSWW): Ditto.
654 (IX86_BUILTIN_VPMACSWW): Ditto.
655 (IX86_BUILTIN_VPMACSSWD): Ditto.
656 (IX86_BUILTIN_VPMACSWD): Ditto.
657 (IX86_BUILTIN_VPMACSSDD): Ditto.
658 (IX86_BUILTIN_VPMACSDD): Ditto.
659 (IX86_BUILTIN_VPMACSSDQL): Ditto.
660 (IX86_BUILTIN_VPMACSSDQH): Ditto.
661 (IX86_BUILTIN_VPMACSDQL): Ditto.
662 (IX86_BUILTIN_VPMACSDQH): Ditto.
663 (IX86_BUILTIN_VPMADCSSWD): Ditto.
664 (IX86_BUILTIN_VPMADCSWD): Ditto.
666 (IX86_BUILTIN_VPHADDBW): Ditto.
667 (IX86_BUILTIN_VPHADDBD): Ditto.
668 (IX86_BUILTIN_VPHADDBQ): Ditto.
669 (IX86_BUILTIN_VPHADDWD): Ditto.
670 (IX86_BUILTIN_VPHADDWQ): Ditto.
671 (IX86_BUILTIN_VPHADDDQ): Ditto.
672 (IX86_BUILTIN_VPHADDUBW): Ditto.
673 (IX86_BUILTIN_VPHADDUBD): Ditto.
674 (IX86_BUILTIN_VPHADDUBQ): Ditto.
675 (IX86_BUILTIN_VPHADDUWD): Ditto.
676 (IX86_BUILTIN_VPHADDUWQ): Ditto.
677 (IX86_BUILTIN_VPHADDUDQ): Ditto.
678 (IX86_BUILTIN_VPHSUBBW): Ditto.
679 (IX86_BUILTIN_VPHSUBWD): Ditto.
680 (IX86_BUILTIN_VPHSUBDQ): Ditto.
682 (IX86_BUILTIN_VPROTB): Ditto.
683 (IX86_BUILTIN_VPROTW): Ditto.
684 (IX86_BUILTIN_VPROTD): Ditto.
685 (IX86_BUILTIN_VPROTQ): Ditto.
686 (IX86_BUILTIN_VPROTB_IMM): Ditto.
687 (IX86_BUILTIN_VPROTW_IMM): Ditto.
688 (IX86_BUILTIN_VPROTD_IMM): Ditto.
689 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
691 (IX86_BUILTIN_VPSHLB): Ditto.
692 (IX86_BUILTIN_VPSHLW): Ditto.
693 (IX86_BUILTIN_VPSHLD): Ditto.
694 (IX86_BUILTIN_VPSHLQ): Ditto.
695 (IX86_BUILTIN_VPSHAB): Ditto.
696 (IX86_BUILTIN_VPSHAW): Ditto.
697 (IX86_BUILTIN_VPSHAD): Ditto.
698 (IX86_BUILTIN_VPSHAQ): Ditto.
700 (IX86_BUILTIN_VFRCZSS): Ditto.
701 (IX86_BUILTIN_VFRCZSD): Ditto.
702 (IX86_BUILTIN_VFRCZPS): Ditto.
703 (IX86_BUILTIN_VFRCZPD): Ditto.
704 (IX86_BUILTIN_VFRCZPS256): Ditto.
705 (IX86_BUILTIN_VFRCZPD256): Ditto.
707 (IX86_BUILTIN_VPCOMEQUB): Ditto.
708 (IX86_BUILTIN_VPCOMNEUB): Ditto.
709 (IX86_BUILTIN_VPCOMLTUB): Ditto.
710 (IX86_BUILTIN_VPCOMLEUB): Ditto.
711 (IX86_BUILTIN_VPCOMGTUB): Ditto.
712 (IX86_BUILTIN_VPCOMGEUB): Ditto.
713 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
714 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
716 (IX86_BUILTIN_VPCOMEQUW): Ditto.
717 (IX86_BUILTIN_VPCOMNEUW): Ditto.
718 (IX86_BUILTIN_VPCOMLTUW): Ditto.
719 (IX86_BUILTIN_VPCOMLEUW): Ditto.
720 (IX86_BUILTIN_VPCOMGTUW): Ditto.
721 (IX86_BUILTIN_VPCOMGEUW): Ditto.
722 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
723 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
725 (IX86_BUILTIN_VPCOMEQUD): Ditto.
726 (IX86_BUILTIN_VPCOMNEUD): Ditto.
727 (IX86_BUILTIN_VPCOMLTUD): Ditto.
728 (IX86_BUILTIN_VPCOMLEUD): Ditto.
729 (IX86_BUILTIN_VPCOMGTUD): Ditto.
730 (IX86_BUILTIN_VPCOMGEUD): Ditto.
731 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
732 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
734 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
735 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
736 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
737 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
738 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
739 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
740 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
741 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
743 (IX86_BUILTIN_VPCOMEQB): Ditto.
744 (IX86_BUILTIN_VPCOMNEB): Ditto.
745 (IX86_BUILTIN_VPCOMLTB): Ditto.
746 (IX86_BUILTIN_VPCOMLEB): Ditto.
747 (IX86_BUILTIN_VPCOMGTB): Ditto.
748 (IX86_BUILTIN_VPCOMGEB): Ditto.
749 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
750 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
752 (IX86_BUILTIN_VPCOMEQW): Ditto.
753 (IX86_BUILTIN_VPCOMNEW): Ditto.
754 (IX86_BUILTIN_VPCOMLTW): Ditto.
755 (IX86_BUILTIN_VPCOMLEW): Ditto.
756 (IX86_BUILTIN_VPCOMGTW): Ditto.
757 (IX86_BUILTIN_VPCOMGEW): Ditto.
758 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
759 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
761 (IX86_BUILTIN_VPCOMEQD): Ditto.
762 (IX86_BUILTIN_VPCOMNED): Ditto.
763 (IX86_BUILTIN_VPCOMLTD): Ditto.
764 (IX86_BUILTIN_VPCOMLED): Ditto.
765 (IX86_BUILTIN_VPCOMGTD): Ditto.
766 (IX86_BUILTIN_VPCOMGED): Ditto.
767 (IX86_BUILTIN_VPCOMFALSED): Ditto.
768 (IX86_BUILTIN_VPCOMTRUED): Ditto.
770 (IX86_BUILTIN_VPCOMEQQ): Ditto.
771 (IX86_BUILTIN_VPCOMNEQ): Ditto.
772 (IX86_BUILTIN_VPCOMLTQ): Ditto.
773 (IX86_BUILTIN_VPCOMLEQ): Ditto.
774 (IX86_BUILTIN_VPCOMGTQ): Ditto.
775 (IX86_BUILTIN_VPCOMGEQ): Ditto.
776 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
777 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
779 (enum multi_arg_type): New enum for describing the various XOP
780 intrinsic argument types.
781 (bdesc_multi_arg): New table for XOP intrinsics.
782 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
783 (ix86_expand_multi_arg_builtin): New function for creating XOP
786 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
787 (xop_pmacsww): Ditto.
788 (xop_pmacssww): Ditto.
789 (xop_pmacsdd): Ditto.
790 (xop_pmacssdd): Ditto.
791 (xop_pmacssdql): Ditto.
792 (xop_pmacssdqh): Ditto.
793 (xop_pmacsdql): Ditto.
794 (xop_pmacsdql_mem): Ditto.
795 (xop_mulv2div2di3_low): Ditto.
796 (xop_pmacsdqh): Ditto.
797 (xop_pmacsdqh_mem): Ditto.
798 (xop_mulv2div2di3_high): Ditto.
799 (xop_pmacsswd): Ditto.
800 (xop_pmacswd): Ditto.
801 (xop_pmadcsswd): Ditto.
802 (xop_pmadcswd): Ditto.
803 (xop_pcmov_<mode>): Ditto.
804 (xop_pcmov_<mode>256): Ditto.
805 (xop_phaddbw): Ditto.
806 (xop_phaddbd): Ditto.
807 (xop_phaddbq): Ditto.
808 (xop_phaddwd): Ditto.
809 (xop_phaddwq): Ditto.
810 (xop_phadddq): Ditto.
811 (xop_phaddubw): Ditto.
812 (xop_phaddubd): Ditto.
813 (xop_phaddubq): Ditto.
814 (xop_phadduwd): Ditto.
815 (xop_phadduwq): Ditto.
816 (xop_phaddudq): Ditto.
817 (xop_phsubbw): Ditto.
818 (xop_phsubwd): Ditto.
819 (xop_phsubdq): Ditto.
821 (rotl<mode>3): Ditto.
822 (rotr<mode>3): Ditto.
823 (xop_rotl<mode>3): Ditto.
824 (xop_rotr<mode>3): Ditto.
825 (vrotr<mode>3): Ditto.
826 (vrotl<mode>3): Ditto.
827 (xop_vrotl<mode>3): Ditto.
828 (vlshr<mode>3): Ditto.
829 (vashr<mode>3): Ditto.
831 (xop_ashl<mode>3): Ditto.
832 (xop_lshl<mode>3): Ditto.
837 (xop_frcz<mode>2): Ditto.
838 (xop_vmfrcz<mode>2): Ditto.
839 (xop_frcz<mode>2256): Ditto.
840 (xop_maskcmp<mode>3): Ditto.
841 (xop_maskcmp_uns<mode>3): Ditto.
842 (xop_maskcmp_uns2<mode>3): Ditto.
843 (xop_pcom_tf<mode>3): Ditto.
845 * doc/invoke.texi (-mxop): Add documentation.
846 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
848 2009-11-03 Mark Mitchell <mark@codesourcery.com>
851 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
852 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
853 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
855 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
858 * arm.md (peephole2 patterns for move and compare): New.
860 2009-11-04 Nick Clifton <nickc@redhat.com>
862 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
863 Make sure that it does not allow CONST_DOUBLEs.
864 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
865 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
866 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
867 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
868 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
869 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
870 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
871 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
872 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
873 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
874 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
875 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
876 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
877 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
878 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
880 2009-11-04 Richard Guenther <rguenther@suse.de>
882 PR tree-optimization/41919
883 * tree-vrp.c (test_for_singularity): Properly compare values.
885 2009-11-04 Revital Eres <eres@il.ibm.com>
887 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
888 Consider peeling for alignment only for stores and remove
889 redundant assignment.
891 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
894 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
895 (m68k_ok_for_sibcall_p): Handle different result return locations.
897 2009-11-04 Richard Guenther <rguenther@suse.de>
899 * c-opts.c (c_common_post_options): Move LTO option processing
901 * opts.c (decode_options): ... here.
903 2009-11-04 Jakub Jelinek <jakub@redhat.com>
905 * c-common.c (fold_offsetof_1): Use %wd instead of
906 HOST_WIDE_INT_PRINT_DEC.
908 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
910 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
913 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
915 * config.gcc (vax-*-linux*): Keep the original contents of
916 tmake_file while adding vax/t-linux.
918 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
922 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
923 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
924 (STACK_CHECK_MOVING_SP): Likewise.
925 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
926 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
927 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
928 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
929 Document PROBE_STACK.
930 * explow.c (anti_adjust_stack_and_probe): New function.
931 (allocate_dynamic_stack_space): Do not directly allocate space if
932 STACK_CHECK_MOVING_SP, instead invoke above function.
933 (emit_stack_probe): Handle probe_stack insn.
934 (PROBE_INTERVAL): New macro.
935 (STACK_GROW_OPTAB): Likewise.
936 (STACK_GROW_OFF): Likewise.
937 (probe_stack_range): Use Pmode and memory_address consistently. Fix
938 loop condition in the small constant case. Rewrite in the general
939 case to be immune to wraparounds. Make sure the address of probes
940 is valid. Try to use [base + disp] addressing mode if possible.
941 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
942 checking is enabled and STACK_CHECK_MOVING_SP.
943 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
944 return 1 for volatile references to the stack pointer.
945 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
946 __builtin_alloca if stack checking is enabled.
947 * unwind-dw2.c (uw_identify_context): Take into account whether the
948 context is that of a signal frame or not.
949 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
950 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
952 2009-11-03 Jakub Jelinek <jakub@redhat.com>
954 PR rtl-optimization/41917
955 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
956 operand isn't known to be 0, return 1.
958 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
960 * config/mips/mips.md: Fix typos.
962 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
964 * doc/invoke.texi: Fix typo.
966 2009-11-03 Paul Brook <paul@codesourcery.com>
968 * config/arm/neon.ml (vectype): Add T_floatSF.
969 (string_of_vectype): Ditto.
970 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
971 (deftypes): Use float for float32_t.
972 * config/arm/arm_neon.h: Regenerate.
974 2009-11-03 Nick Clifton <nickc@redhat.com>
975 Kevin Buettner <kevinb@redhat.com>
977 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
978 order of expected registers.
979 (rx_load_multiple_vector): Likewise.
980 (rx_rtsd_vector): Likewise.
981 * config/rx/rx.c (rx_cpu_type): New variable.
982 (rx_print_operand): Fix bug printing 64-bit constant values.
983 (rx_emit_stack_pushm): Reverse order of pushed registers.
984 (gen_rx_store_vector): Likewise.
985 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
987 (is_exception_func): Rename to is_interrupt_func and only accept
988 "interrupt" as the attribute name.
989 (rx_get_stack_layout): Use new function name.
990 (rx_func_attr_inlinable): Likewise.
991 (rx_attribute_table): Remove "exception".
992 (rx_expand_prologue): If necessary push the accumulator register
993 in the prologue of interrupt functions.
994 (rx_expand_epilogue): If necessary pop the accumulator.
995 (rx_builtins): Add RX_BUILTIN_MVTIPL.
996 (rx_expand_builtin_stz): Remove.
997 (rx_expand_builtin_mvtipl): New function.
998 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
999 (rx_expand_builtin): Likewise.
1000 (rx_enable_fpu): New variable.
1001 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1002 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1003 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1004 (enum rx_cpu_types): Define.
1005 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1006 (INCOMING_FRAME_SP_OFFSET): Define.
1007 (ARG_POINTER_CFA_OFFSET): Define.
1008 (FRAME_POINTER_CFA_OFFSET): Define.
1009 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1010 (ALLOW_RX_FPU_INSNS): Define.
1011 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1012 fast_math_flags_set_p.
1013 (UNSPEC_BUILTIN_MVTIPL): Define.
1014 (revl): Rename to bswapsi2.
1015 (bswaphi2): New pattern.
1016 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1017 (mvtaclo): Likewise.
1019 (mvtc): Remove clobber of cc0.
1022 * config/rx/rx.opt (mieee): Remove.
1027 (msave-acc-in-interrupts): Add.
1028 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1029 (MULTILIB_DIRS): Likewise.
1030 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1031 * doc/extend.texi: Remove description of "exception" function
1033 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1034 -msave-acc-in-interrupts options.
1036 2009-11-03 Richard Guenther <rguenther@suse.de>
1038 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1040 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1043 * c-common.c (fold_offsetof_1): Issue errors when the member
1044 designator of the offsetof expression is not legitimate.
1046 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1049 names instead of numerical constants.
1050 (sse_prologue_save): Ditto.
1051 (*sse_prologue_save_insn): Ditto.
1053 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1057 (TARGET_CALL_ESP): New define.
1058 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1060 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1061 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1062 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1064 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1065 New patterns, use "lsm" as operand 1 constraint.
1066 * config/i386/predicates.md (call_insn_operand): Depend on
1067 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1069 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1071 PR tree-optimization/41857
1072 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1073 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1075 * tree-ssa-address.c (move_hint_to_base): New function.
1076 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1077 address space associated with TYPE.
1078 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1079 most_expensive_mult_to_index. Call move_hint_to_base.
1080 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1081 TYPE to addr_to_parts.
1083 2009-11-02 Martin Jambor <mjambor@suse.cz>
1085 PR tree-optimization/41750
1086 * tree-sra.c (analyze_modified_params): Loop over all
1087 representatives of components of a parameter.
1089 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1091 PR tree-optimization/41841
1092 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1093 local variables of not yet materialized clones.
1096 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1097 for a VOIDmode variable.
1100 * c-pragma.c (visstack): Change into vector of ints rather than
1101 enum symbol_visibility.
1102 (push_visibility): Add kind argument, push default_visibility together
1104 (pop_visibility): Add kind argument, return true if successful, fail
1105 if visibility stack is empty or if stack top is of different kind.
1106 (handle_pragma_visibility): Don't check length of visstack, instead
1107 call pop_visibility and issue diagnostics if it failed. Pass 0
1108 as last argument to push_visibility and pop_visibility.
1109 * c-pragma.h (push_visibility): Add kind argument.
1110 (pop_visibility): Likewise. Return bool instead of void.
1112 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1114 * tree.def (TARGET_MEM_REF): Update comment.
1115 * alias.c (get_alias_set): Retrieve the original memory reference for
1116 a TARGET_MEM_REF before proceeding.
1118 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1120 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1121 frv_function_value_regno_p): New functions.
1122 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1123 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1124 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1125 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1127 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1129 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1130 new 'outgoing' argument.
1131 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1132 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1133 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1134 LIBCALL_VALUE): Remove.
1135 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1136 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1137 (mh10300_function_value_regno_p): Declare.
1139 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1141 * config/arm/cortex-a9.md: New - integer pipeline description.
1143 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1145 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1146 aborting if the sizes of the two references don't match.
1148 2009-10-31 Toon Moene <toon@moene.org>
1150 * ipa-inline.c (cgraph_decide_inlining):
1151 Include reason for not inlining called-once functions in dump file.
1153 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1155 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1156 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1157 (LINK_SPEC): BE_LINK_SPEC added.
1159 2009-10-30 Richard Guenther <rguenther@suse.de>
1162 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1164 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1166 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1167 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1170 2009-10-30 Martin Jambor <mjambor@suse.cz>
1172 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1174 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1177 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1178 first. Move assert on stack_alignment_estimated just before
1179 setting stack_realign_needed.
1180 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1181 Don't call update_stack_boundary.
1183 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1184 (verride_options): Don't check ix86_force_align_arg_pointer here.
1185 (ix86_function_ok_for_sibcall): Use it.
1186 (ix86_update_stack_boundary): Likewise.
1188 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1190 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1192 * arm.md (QHSI): New mode iterator.
1193 (movqi): If generating for thumb, then truncate any immediate to
1195 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1197 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1200 2009-10-29 Cary Coutant <ccoutant@google.com>
1203 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1204 locations in the source).
1205 (store_vcall_insn): New function.
1206 (lookup_vcall_insn): New function.
1207 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1208 (dwarf2out_copy_call_info): New function.
1209 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1210 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1211 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1212 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1213 (debug_nothing_rtx_rtx): New dummy hook.
1214 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1215 (xcoff_debug_hooks): Likewise.
1216 * sdbout.c (sdb_debug_hooks): Likewise.
1217 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1219 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1221 * doc/invoke.texi (mmcount-ra-address): Document new command line
1223 * config/mips/mips.opt (mmcount-ra-address): New option.
1224 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1226 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1228 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1229 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1231 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1232 mips_function_profiler.
1234 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1238 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1239 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1240 * optc-gen.awk (cl_target_option_restore): Include call to
1241 targetm.override_options_after_change.
1242 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1243 * target.h (override_options_after_change): New.
1244 * c-common.c (parse_optimize_options): Call
1245 targetm.override_options_after_change.
1246 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1247 (ia64_override_options_after_change): New.
1248 (ia64_override_options) Add call to above.
1250 2009-10-29 Michael Matz <matz@suse.de>
1252 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1253 (gate_convert_to_rsqrt): Ditto.
1254 (pass_convert_to_rsqrt): Ditto.
1255 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1256 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1259 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1261 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1263 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1266 2009-10-29 Martin Jambor <mjambor@suse.cz>
1268 PR tree-optimization/41775
1269 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1270 (generate_subtree_copies): Do not unshare agg.
1271 (load_assign_lhs_subreplacements): Do not unshare rhs.
1272 (sra_modify_assign): Do not unshare exprs.
1273 (propagate_subacesses_accross_link): Renamed to
1274 propagate_subaccesses_across_link.
1276 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1278 * arm.c (count_insns_for_constant): Rework to support counting for
1279 thumb2 immediates as well.
1280 (find_best_start): Split out from arm_gen_constant.
1281 (arm_gen_constant): Rework to support XOR with immediate.
1283 2009-10-29 Chao-ying Fu <fu@mips.com>
1285 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1287 (mips_expand_synci_loop): Use the length rtx to control the
1288 synci loop from the begin rtx that points to the first byte of
1291 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1293 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1295 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1297 * dbxout.c (dbxout_common_check): Accept non public trees.
1298 * dwarf2out.c (fortran_common): Accept non public trees.
1300 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1302 * common.opt (fuse-linker-plugin): New option.
1303 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1305 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1307 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1309 PR rtl-optimization/39715
1310 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1311 (gen_cstoresi_ltu_thumb1): New splitter.
1313 2009-10-28 Richard Guenther <rguenther@suse.de>
1317 * tree-ssa.c (useless_type_conversion_p): Do not treat
1318 conversions to pointers to incomplete types as useless.
1319 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1322 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1324 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1325 vt_expand_loc unnecessarily when location is not a register nor
1329 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1330 fields don't have DECL_NAME.
1333 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1334 call convert_memory_address on addr.
1337 * config/i386/i386.c (ix86_pic_register_p): Don't call
1338 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1340 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1342 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1343 a variable part from its REG, MEM or VALUE.
1345 2009-10-28 Richard Guenther <rguenther@suse.de>
1347 * gimple.c (gimple_get_alias_set): Fix comment typo.
1349 2009-10-28 Richard Guenther <rguenther@suse.de>
1351 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1352 (free_lang_data): Unconditionally compute alias sets for all
1353 standard integer types. Bail out if gate bailed out previously.
1354 Do not reset the types_compatible_p langhook.
1355 (gate_free_lang_data): Remove.
1356 (struct pass_ipa_free_lang_data): Enable unconditionally.
1357 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1360 2009-10-28 Richard Guenther <rguenther@suse.de>
1363 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1364 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1365 (call_may_clobber_ref_p_1): Likewise.
1366 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1367 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1369 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1371 PR rtl-optimization/41812
1374 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1376 * df-problems.c (df_md_scratch): New.
1377 (df_md_alloc, df_md_free): Allocate/free it.
1378 (df_md_local_compute): Only include live registers in init.
1379 (df_md_transfer_function): Prune the in-set computed by
1380 the confluence function, and the gen-set too.
1382 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1384 PR rtl-optimization/39715
1385 * combine.c (simplify_comparison): Use extensions to
1386 widen comparisons. Try an ANDing first.
1388 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1390 PR rtl-optimization/40741
1391 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1392 a small constant is cheap.
1393 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1394 force_reg on the LHS.
1395 (xorsi3): Likewise, and split the XOR if the constant is complex
1396 and not in Thumb mode.
1398 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1400 * expmed.c (emit_store_flag): Check costs before
1401 transforming to the opposite representation.
1403 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1405 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1406 cstore result to DImode.
1408 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1410 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1411 inside the unspec vector.
1413 2009-10-27 Richard Henderson <rth@redhat.com>
1415 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1417 2009-10-27 Richard Henderson <rth@redhat.com>
1420 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1421 eh_region_may_contain_throw; update users.
1422 (eh_region_may_contain_throw): New function.
1423 (lower_catch): Check flag_exceptions before creating exception region.
1424 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1425 (lower_cleanup): Tidy existing flag_exceptions check to match.
1427 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1430 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1431 * config/i386/mingw.opt: Add fset-stack-executable.
1432 * config/i386/i386.c (ix86_trampoline_init): Make call to
1433 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1434 defined and its value is not zero.
1437 2009-10-27 Richard Guenther <rguenther@suse.de>
1439 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1440 handle calls to externally visible functions like in regular mode.
1441 (create_variable_info_for): Do not create function infos here.
1442 (have_alias_info): Remove write-only variable.
1443 (solve_constraints): New function split out from common code
1444 in compute_points_to_sets and ipa_pta_execute.
1445 (compute_points_to_sets): Adjust.
1446 (ipa_pta_execute): Likewise. Handle clones and externally visible
1447 functions like in non-IPA mode.
1449 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1452 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1455 2009-10-27 Richard Guenther <rguenther@suse.de>
1457 * tree-complex.c (expand_complex_div_wide): Check for
1458 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1460 2009-10-27 Revital Eres <eres@il.ibm.com>
1462 PR tree-optimization/40648
1463 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1464 Change decision of when to peel for alignment.
1466 2009-10-27 Richard Guenther <rguenther@suse.de>
1469 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1471 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1474 * fold-const.c (fold_binary_loc): Do not call
1475 protected_set_expr_location.
1477 2009-10-27 Wei Guozhi <carrot@google.com>
1480 * target.h (have_conditional_execution): Add a new target hook
1482 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1483 * targhooks.h (default_have_conditional_execution): Likewise.
1484 * targhooks.c (default_have_conditional_execution): Likewise.
1485 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1486 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1487 (arm_have_conditional_execution): New function.
1488 * ifcvt.c (noce_process_if_block, find_if_header,
1489 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1490 macro HAVE_conditional_execution to a target hook call.
1491 * recog.c (peephole2_optimize): Likewise.
1492 * sched-rgn.c (add_branch_dependences): Likewise.
1493 * final.c (asm_insn_count, final_scan_insn): Likewise.
1494 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1496 2009-10-26 Ben Elliston <bje@au.ibm.com>
1497 Michael Meissner <meissner@linux.vnet.ibm.com>
1498 Ulrich Weigand <uweigand@de.ibm.com>
1500 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1501 * config/spu/spu_cache.h: New file.
1503 * config/spu/cachemgr.c: New file.
1504 * config/spu/cache.S: New file.
1506 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1507 (ADDR_SPACE_EA): Define.
1508 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1509 * config/spu/spu.c (EAmode): New macro.
1510 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1511 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1512 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1513 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1514 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1515 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1516 (TARGET_ASM_SELECT_SECTION): Likewise.
1517 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1518 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1519 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1520 (ea_symbol_ref): New function.
1521 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1522 (spu_addr_space_legitimate_address_p): New function.
1523 (spu_addr_space_legitimize_address): Likewise.
1524 (cache_fetch): New global.
1525 (cache_fetch_dirty): Likewise.
1526 (ea_alias_set): Likewise.
1527 (ea_load_store): New function.
1528 (ea_load_store_inline): Likewise.
1529 (expand_ea_mem): Likewise.
1530 (spu_expand_mov): Handle __ea qualified memory references.
1531 (spu_addr_space_pointer_mode): New function.
1532 (spu_addr_space_address_mode): Likewise.
1533 (spu_addr_space_subset_p): Likewise.
1534 (spu_addr_space_convert): Likewise.
1535 (spu_section_type_flags): Handle "._ea" section.
1536 (spu_select_section): New function.
1537 (spu_unique_section): Likewise.
1538 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1539 and __EA64__ predefined macros.
1540 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1541 -matomic-updates switches.
1543 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1544 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1545 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1546 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1547 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1548 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1549 $(T)cache128k.o): Likewise.
1550 ($(T)libgcc_%.a): Likewise.
1552 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1553 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1554 (-maddress-space-conversion): Likewise.
1555 (-mcache-size=): Likewise.
1556 (-matomic-updates): Likewise.
1557 * doc/invoke.texi (-mea32/-mea64): Document.
1558 (-maddress-space-conversion): Likewise.
1559 (-mcache-size=): Likewise.
1560 (-matomic-updates): Likewise.
1562 2009-10-26 Ben Elliston <bje@au.ibm.com>
1563 Michael Meissner <meissner@linux.vnet.ibm.com>
1564 Ulrich Weigand <uweigand@de.ibm.com>
1566 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1568 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1569 defined, add the named address space keywords.
1570 (c_addr_space_name): New function.
1571 (complete_array_type): Preserve named address space.
1572 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1573 instead of targetm.valid_pointer_mode.
1575 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1576 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1577 (ADDR_SPACE_KEYWORD): New macro.
1578 (c_addr_space_name): Add prototype.
1580 * c-tree.h (struct c_declspecs): Add address_space member.
1581 (declspecs_add_addrspace): Add prototype.
1583 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1585 * c-parser.c (c_parse_init): Add assertion.
1586 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1587 (c_lex_one_token): Handle address space keywords.
1588 (c_token_starts_typename): Likewise.
1589 (c_token_starts_declspecs): Likewise.
1590 (c_parser_declspecs): Likewise.
1591 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1592 literal within function qualified with named address space.
1594 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1595 address space qualifiers.
1596 (shadow_tag_warned): Warn about useless address space qualifiers.
1597 (quals_from_declspecs): Handle address space qualifiers.
1598 (grokdeclarator): Likewise.
1599 (build_null_declspecs): Likewise.
1600 (declspecs_add_addrspace): New function.
1602 * c-typeck.c (addr_space_superset): New function.
1603 (qualify_type): Handle named address spaces.
1604 (composite_type): Likewise.
1605 (common_pointer_type): Likewise.
1606 (comp_target_types): Likewise.
1607 (build_conditional_expr): Likewise.
1608 (handle_warn_cast_qual): Likewise.
1609 (build_c_cast): Likewise.
1610 (convert_for_assignment): Likewise.
1611 (build_binary_op): Likewise.
1612 (pointer_diff): Handle named address spaces. Use intermediate
1613 integer type of sufficient size if required.
1615 2009-10-26 Ben Elliston <bje@au.ibm.com>
1616 Michael Meissner <meissner@linux.vnet.ibm.com>
1617 Ulrich Weigand <uweigand@de.ibm.com>
1619 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1620 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1621 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1623 * target.h (struct target_def): Add pointer_mode, address_mode,
1624 and valid_pointer_mode to addr_space substructure.
1625 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1626 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1627 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1628 (TARGET_ADDR_SPACE_HOOKS): Add them.
1629 * targhooks.c (target_default_pointer_address_modes_p): New function.
1630 * target.h (target_default_pointer_address_modes_p): Add prototype.
1631 * targhooks.c (default_addr_space_pointer_mode): New function.
1632 (default_addr_space_address_mode): Likewise.
1633 (default_addr_space_valid_pointer_mode): Likewise.
1634 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1635 (default_addr_space_address_mode): Likewise.
1636 (default_addr_space_valid_pointer_mode): Likewise.
1637 * output.h (default_valid_pointer_mode): Move to ...
1638 * targhooks.h (default_valid_pointer_mode): ... here.
1639 * varasm.c (default_valid_pointer_mode): Move to ...
1640 * targhooks.c (default_valid_pointer_mode): ... here.
1642 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1643 instead of targetm.valid_pointer_mode.
1645 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1646 * tree.c (integer_pow2p): Likewise.
1647 (tree_log2): Likewise.
1648 (tree_floor_log2): Likewise.
1649 (signed_or_unsigned_type_for): Support pointer type of different size.
1650 (int_or_pointer_precision): New function.
1651 * tree.h (int_or_pointer_precision): Add prototype.
1652 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1653 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1654 incoming pointer type instead of POINTER_SIZE.
1656 * tree.c (build_pointer_type): Use appropriate pointer mode
1657 instead of ptr_mode.
1658 (build_reference_type): Likewise.
1659 * expr.c (store_expr): Likewise.
1660 (expand_expr_addr_expr): Likewise.
1661 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1662 * cfgexpand.c (expand_debug_expr): Likewise.
1664 * auto-inc-dec.c: Include "target.h".
1665 (try_merge): Use appropriate address mode instead of Pmode.
1666 (find_inc): Likewise.
1667 * combine.c (find_split_point): Likewise.
1668 * cselib.c (cselib_record_sets): Likewise.
1669 * dse.c (replace_inc_dec): Likewise.
1670 (canon_address): Likewise.
1671 * var-tracking.c (replace_expr_with_values): Likewise.
1672 (count_uses): Likewise.
1673 (add_uses): Likewise.
1674 (add_stores): Likewise.
1675 * emit-rtl.c: Include "target.h".
1676 (adjust_address_1): Use appropriate address mode instead of Pmode.
1677 (offset_address): Likewise.
1678 * explow.c (break_out_memory_refs): Likewise.
1679 (memory_address_addr_space): Likewise.
1680 (promote_mode): Likewise.
1681 * expr.c (move_by_pieces): Likewise.
1682 (emit_block_move_via_loop): Likewise.
1683 (store_by_pieces): Likewise.
1684 (store_by_pieces_1): Likewise.
1685 (expand_assignment): Likewise.
1686 (store_constructor): Likewise.
1687 (expand_expr_addr_expr): Likewise.
1688 (expand_expr_real_1): Likewise.
1689 * cfgexpand.c (expand_debug_expr): Likewise.
1690 * ifcvt.c (noce_try_cmove_arith): Likewise.
1691 * regcprop.c (kill_autoinc_value): Likewise.
1692 * regmove.c (try_auto_increment): Likewise.
1693 * reload.c (find_reloads): Likewise.
1694 (find_reloads_address): Likewise.
1695 (find_reloads_address_1): Likewise.
1696 * sched-deps.c: Include "target.h".
1697 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1698 (sched_analyze_2): Likewise.
1699 * sel-sched-dump.c: Include "target.h".
1700 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1701 * stor-layout.c (layout_type): Likewise.
1702 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1703 (multiplier_allowed_in_address_p): Likewise.
1704 (get_address_cost): Likewise.
1705 * varasm.c (make_decl_rtl): Likewise.
1707 * expr.c (expand_assignment): Always convert offsets to appropriate
1709 (store_expr): Likewise.
1710 (store_constructor): Likewise.
1711 (expand_expr_real_1): Likewise.
1713 * reload.h (form_sum): Add MODE argument.
1714 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1715 Update recursive calls.
1716 (subst_indexed_address): Update calls to form_sum.
1718 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1719 * tree-ssa-address.c: Include "target.h".
1720 (templates): Replace by ...
1721 (mem_addr_template_list): ... this new vector.
1722 (TEMPL_IDX): Handle address space numbers.
1723 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1724 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1725 instead of global cache. Update call to gen_addr_rtx.
1726 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1727 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1729 * rtl.h (convert_memory_address_addr_space): Add prototype.
1730 (convert_memory_address): Define as macro.
1731 * explow.c (convert_memory_address): Rename to ...
1732 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1733 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1734 Update recursive calls.
1735 (memory_address_addr_space): Call convert_memory_address_addr_space.
1736 * expmed.c (make_tree): Likewise.
1737 * expr.c (expand_assignment): Likewise.
1738 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1739 (expand_expr_addr_expr): Likewise. Also, update call.
1741 * alias.c (find_base_value): Guard pointer size optimizations.
1742 (find_base_term): Likewise.
1743 * rtlanal.c (nonzero_bits1): Likewise.
1744 (num_sign_bit_copies1): Likewise.
1745 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1747 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1748 (emit-rtl.o): Likewise.
1749 (auto-inc-dec.o): Likewise.
1750 (sched-deps.o): Likewise.
1752 2009-10-26 Ben Elliston <bje@au.ibm.com>
1753 Michael Meissner <meissner@linux.vnet.ibm.com>
1754 Ulrich Weigand <uweigand@de.ibm.com>
1756 * doc/extend.texi (Named Address Spaces): New section.
1757 * coretypes.h (addr_space_t): New type.
1758 (ADDR_SPACE_GENERIC): New define.
1759 (ADDR_SPACE_GENERIC_P): New macro.
1761 * doc/tm.texi (Named Address Spaces): New section.
1762 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1763 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1764 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1765 (TARGET_ADDR_SPACE_CONVERT): Document.
1766 * target.h (struct gcc_target): Add addr_space substructure.
1767 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1768 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1769 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1770 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1771 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1772 (TARGET_INITIALIZER): Initialize addr_space hooks.
1773 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1774 (default_addr_space_legitimize_address): Likewise.
1775 (default_addr_space_subset_p): Likewise.
1776 (default_addr_space_convert): Likewise.
1777 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1778 (default_addr_space_legitimize_address): Likewise.
1779 (default_addr_space_subset_p): Likewise.
1780 (default_addr_space_convert): Likewise.
1782 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1783 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1784 (MEM_ADDR_SPACE): New macro.
1785 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1786 address space memory attribute.
1787 (mem_attrs_htab_hash): Handle address space memory attribute.
1788 (mem_attrs_htab_eq): Likewise.
1789 (set_mem_attributes_minus_bitpos): Likewise.
1790 (set_mem_alias_set): Likewise.
1791 (set_mem_align): Likewise.
1792 (set_mem_expr): Likewise.
1793 (set_mem_offset): Likewise.
1794 (set_mem_size): Likewise.
1795 (adjust_address_1): Likewise.
1796 (offset_address): Likewise.
1797 (widen_memoy_address): Likewise.
1798 (get_spill_slot_decl): Likewise.
1799 (set_mem_attrs_for_spill): Likewise.
1800 (set_mem_addr_space): New function.
1801 * emit-rtl.h (set_mem_addr_space): Add prototype.
1802 * print-rtl.c (print_rtx): Print address space memory attribute.
1803 * expr.c (expand_assignment): Set address space memory attribute
1804 of generated MEM RTXes as appropriate.
1805 (expand_expr_real_1): Likewise.
1806 * cfgexpand.c (expand_debug_expr): Likewise.
1807 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1809 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1810 size of "spare" bitfield.
1811 (TYPE_ADDR_SPACE): New macro.
1812 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1813 (DECODE_QUAL_ADDR_SPACE): Likewise.
1814 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1815 (KEEP_QUAL_ADDR_SPACE): Likewise.
1816 (TYPE_QUALS): Encode type address space.
1817 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1818 * tree.c (set_type_quals): Set type address space.
1819 (build_array_type): Inherit array address space from element type.
1820 * print-tree.c (print_node_brief): Print type address space.
1821 (print_node): Likewise.
1822 * tree-pretty-print.c (dump_generic_node): Likewise.
1824 * explow.c (memory_address): Rename to ...
1825 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1826 Use address-space aware variants of memory address routines.
1827 * recog.c (memory_address_p): Rename to ...
1828 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1829 Use address-space aware variants of memory address routines.
1830 (offsettable_address_p): Rename to ...
1831 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1832 Use address-space aware variants of memory address routines.
1833 * reload.c (strict_memory_address_p): Rename to ...
1834 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1835 Use address-space aware variants of memory address routines.
1836 (maybe_memory_address_p): Rename to ...
1837 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1838 Use address-space aware variants of memory address routines.
1839 * expr.h (memory_address_addr_space): Add prototype.
1840 (memory_address): Define as macro.
1841 * recog.h (memory_address_addr_space_p): Add prototype.
1842 (memory_address_p): Define as macro.
1843 (offsettable_address_addr_space_p): Add prototype.
1844 (offsettable_address_p): Define as macro.
1845 (strict_memory_address_addr_space_p): Add prototype.
1846 (strict_memory_address_p): Define as macro.
1848 * combine.c (find_split_point): Use address-space aware variants
1849 of memory address routines.
1850 * emit-rtl.c (operand_subword): Likewise.
1851 (change_address_1): Likewise.
1852 (adjust_address_1): Likewise.
1853 (offset_address): Likewise.
1854 * expr.c (emit_move_insn): Likewise.
1855 (expand_assignment): Likewise.
1856 (expand_expr_real_1): Likewise.
1857 * recog.c (verify_changes): Likewise.
1858 (general_operand): Likewise.
1859 (offsettable_memref_p): Likewise.
1860 (offsettable_nonstrict_memref_p): Likewise.
1861 (constrain_operands): Likewise.
1862 * reload.c (get_secondary_mem): Likewise.
1863 (find_reloads_toplev): Likewise.
1864 (find_reloads_address): Likewise.
1865 (find_reloads_subreg_address): Likewise.
1866 * reload1.c (reload): Likewise.
1867 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1868 * rtl.h (address_cost): Add ADDRSPACE argument.
1869 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1870 aware variant of memory address routines.
1871 * loop-invariant.c (create_new_invariant): Update address_cost call.
1872 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1873 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1874 Use address-space aware variant of memory address routines.
1875 (propagate_rtx_1): Update call to should_replace_address.
1876 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1878 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1879 ADDRSPACE argument. Use per-address-space instead of global cache.
1880 Use address-space aware variant of memory address routines.
1881 (get_address_cost): Likewise.
1882 (get_computation_cost_at): Update calls.
1883 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1884 Use address-space aware variant of memory address routines.
1885 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1886 (most_expensive_mult_to_index): Update call to
1887 multiplier_allowed_in_address_p.
1889 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1890 attribute to indicate named address spaces.
1892 * varasm.c (get_variable_section): DECLs in named address spaces
1895 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1896 for addresses in a non-generic address space.
1898 * expr.c (emit_block_move_hints): Do not use libcalls for
1899 memory in non-generic address spaces.
1900 (clear_storage_hints): Likewise.
1901 (expand_assignment): Likewise.
1903 * fold-const.c (operand_equal_p): Expressions refering to different
1904 address spaces are not equivalent.
1906 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1907 spaces are not equivalent.
1908 (rtx_equal_p): Likewise.
1909 * cse.c (exp_equiv_p): Likewise.
1910 * jump.c (rtx_renumbered_equal_p): Likewise.
1911 * reload.c (operands_match_p): Likewise.
1913 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1914 address spaces may alias.
1915 (true_dependence): Likewise.
1916 (canon_true_dependence): Likewise.
1917 (write_dependence_p): Likewise.
1919 * dse.c (canon_address): Handle named address spaces.
1920 * ifcvt.c (noce_try_cmove_arith): Likewise.
1922 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1923 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1924 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1925 to handle conversions between different address spaces.
1926 * fold-const.c (fold_convert_loc): Likewise.
1927 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1928 * tree-pretty-print.c (dump_generic_node): Likewise.
1929 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1930 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1931 * tree-inline.c (estimate_operator_cost): Likewise.
1932 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1933 to different address spaces are not useless.
1935 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1938 * cfgcleanup.c (trivially_empty_bb_p): New function.
1939 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1942 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1943 add_name_and_src_coords_attributes, gen_namespace_die,
1944 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1946 2009-10-26 Nick Clifton <nickc@redhat.com>
1948 * config.gcc: Add support for RX target.
1949 * config/rx: New directory.
1950 * config/rx/constraints.md: New file.
1951 * config/rx/predicates.md: New file.
1952 * config/rx/rx.c: New file.
1953 * config/rx/rx.h: New file.
1954 * config/rx/rx.md: New file.
1955 * config/rx/rx.opt: New file.
1956 * config/rx/rx-protos.h: New file.
1957 * config/rx/t-rx: New file.
1958 * doc/extend.texi: Document RX function attributes.
1959 * doc/invoke.texi: Document RX specific command line options.
1960 * doc/contrib.texi: Document RX contribution.
1961 * doc/md.texi: Document RX constraints.
1962 * doc/install.texi: Document RX support.
1964 2009-10-26 Michael Matz <matz@suse.de>
1966 PR tree-optimization/41783
1967 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1968 case for simple diamonds.
1969 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1970 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1971 argument, use alias oracle to skip some vdefs.
1972 (phi_translate_1): Change call to above, don't allocate new
1973 value ids if they can stay the same.
1974 (compute_avail): Allow vuse walking when looking up references.
1976 2009-10-26 Richard Guenther <rguenther@suse.de>
1978 PR tree-optimization/41826
1979 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1980 access to re-allocated vector fields.
1982 2009-10-26 Richard Guenther <rguenther@suse.de>
1984 * graphite-sese-to-poly.c (check_poly_representation): Fix
1985 compile without checking.
1987 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1990 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1991 * gimplify.c (tree_should_carry_location_p,
1992 tree_annotate_one_with_location,tree_annotate_all_with_location):
1993 Remove obsolete functions.
1995 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1998 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2000 2009-10-25 Richard Guenther <rguenther@suse.de>
2002 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2003 Stream DECL_RESTRICTED_P.
2004 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2006 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2008 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2009 a note when expanding to nothing.
2011 2009-10-25 Richard Guenther <rguenther@suse.de>
2014 * tree.c (find_decls_types_r): Deal with Java overloading
2015 BINFO_VIRTUALS for its own purpose.
2017 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2019 * config/mips/predicates.md (hilo_operand): New predicate.
2020 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2021 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2022 splitter part from here ...:
2023 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2024 op0 and op4 to match the DINS case.
2025 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2027 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2030 * avr.md (QIDI): Add new mode iterator.
2031 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2032 patterns for all QI thru DI modes combinations.
2033 (sbrx_and_branch<mode>): Create new and based bit test and jump
2034 patterns for QI thru SI modes.
2035 avr.c (avr_out_sbxx_branch): Use only bit number.
2037 2009-10-24 Jan Hubicka <jh@suse.cz>
2039 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2041 (analyze_function): When analyzing noreturn nothrow call, do not
2042 compute written stats; free bitmaps of vars early if possible.
2043 (generate_summary): Only update bitmaps if computed.
2044 (propagate): Only dump bitmaps if computed.
2045 (ipa_reference_read_summary): Fix pasto.
2047 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2049 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2050 (aliasing_component_refs_p): ...this. Return true if there is no
2051 common base and the base access types have the same alias set.
2052 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2053 (indirect_refs_may_alias_p): Likewise.
2055 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2058 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2059 a C_MAYBE_CONST_EXPR.
2061 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2064 * config/rs6000/rs6000.c (struct machine_function): Add
2065 vsx_or_altivec_used_p to record if vector types are used.
2066 (rs6000_expand_to_rtl_hook): Rename from
2067 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2068 any vector operations, so if there are, we can set VRSAVE to
2069 non-zero when only floating point vector registers are used.
2070 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2071 (rs6000_check_vector_mode): Inner function to check if vector
2072 types are used in the code.
2073 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2074 vector instructions are used.
2076 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2077 Indicate that VSX registers which overlap floating point
2078 registers, can't be used across a call, since the ABI only states
2079 the scalar part of the register will be saved and restored.
2081 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2084 * alias.c (get_alias_set): Call langhook before returning 0 for
2085 types with structural equality.
2086 * c-common.c (c_common_get_alias_set): Use alias set of element
2087 type for arrays with structural comparison.
2089 2009-10-23 Richard Guenther <rguenther@suse.de>
2092 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2093 gimple_call_nothrow_p.
2095 2009-10-23 Richard Guenther <rguenther@suse.de>
2097 PR tree-optimization/41778
2098 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2099 redundancy along a path in the CFG we want to optimize for speed
2100 is going to be removed.
2101 (execute_pre): Do partial-PRE only if the function is to be
2102 optimized for speed.
2103 (gate_pre): Do not turn off all of PRE when not optimizing a
2106 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2108 * builtins.c (fold_builtin_cabs): Use validate_arg().
2109 (fold_builtin_cexp): Fix if-logic.
2110 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2112 2009-10-22 Jeff Law <law@redhat.com>
2114 * ira-lives.c (process_single_reg_class_operands): Update the
2115 hard reg costs for all the hard registers desired by the
2116 single reg class operand.
2118 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2120 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2121 for rtxes that aren't handled specially.
2123 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2125 * rtl.h (shallow_copy_rtvec): Declare.
2126 * rtl.c (shallow_copy_rtvec): New function.
2127 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2128 rtx field if the subrtx has changed.
2130 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2132 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2133 (m32c_function_value): Make static, add new 'outgoing' argument.
2134 (m32c_libcall_value): Make static, add new 'fun' argument.
2135 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2136 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2137 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2138 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2139 (m32c_function_value, m32c_libcall_value): Delete declaration.
2141 2009-10-22 Diego Novillo <dnovillo@google.com>
2143 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2145 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2147 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2150 2009-10-22 Richard Guenther <rguenther@suse.de>
2152 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2153 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2154 (lto_symtab_merge): Do not merge cgraph nodes here.
2155 (lto_symtab_resolve_can_prevail_p): Simplify.
2156 (lto_symtab_resolve_symbols): Store cgraph node.
2157 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2158 functions from the symtab.
2159 (lto_symtab_merge_cgraph_nodes_1): New function.
2160 (lto_symtab_merge_cgraph_nodes): Likewise.
2162 2009-10-22 Richard Guenther <rguenther@suse.de>
2165 * lto-streamer-out.c (lto_output_location): Stream the
2167 * lto-streamer-in.c (lto_input_location): Likewise.
2169 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2171 * cfgloopmanip.c (duplicate_subloops): Export.
2172 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2173 (transform_to_exit_first_loop): Duplicate bbs starting from
2174 header up to loop->latch instead of exit->src.
2175 Initialize control variable to the correct number of iterations.
2176 (gather_scalar_reductions): Do not register double reductions.
2177 (parallelize_loops): Dump which loop is tested.
2178 Indicate whether the parallelized loop is inner or not.
2179 Remove the innermost-loop requirement.
2180 * cfgloop.h (duplicate_subloops): Export.
2181 * tree-cfg.c (add_phi_args_after_redirect): New function.
2182 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2183 Call duplicate_subloops.
2184 Update number of iterations at the exit condition.
2185 Don't redirect nexits always to the loop exit.
2186 Redirect copied edges from latch to the loop exit.
2188 2009-10-22 Jan Hubicka <jh@suse.cz>
2190 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2192 * ipa-inline.c (cgraph_mark_inline_edge,
2193 cgraph_decide_inlining_of_small_function,
2194 cgraph_decide_inlining, inline_read_summary): Disable indirect
2195 inlining for WPA for time being.
2197 PR tree-optimize/40556
2198 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2200 2009-10-22 Richard Guenther <rguenther@suse.de>
2202 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2203 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2205 2009-10-22 Jan Hubicka <jh@suse.cz>
2208 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2210 (check_call): Handle only indirect calls.
2211 (propagate_bits): Update comment.
2212 (write_node_summary_p): Turn bogus check to assert.
2213 (ipa_reference_write_summary): Stream calls_read_all properly.
2214 (ipa_reference_read_summary): Stream in calls_read_all properly.
2215 (read_write_all_from_decl): New function.
2216 (propagate): Handle OVERWRITABLE nodes and external calls here.
2217 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2219 (analyze_function): Do not check visibility here.
2220 (add_new_function): We summary OVERWRITABLE too.
2221 (generate_summary): Stream OVERWRITABLE nodes too.
2222 (propagate): Handle external calls and OVERWRITABLE nodes here.
2223 (local_pure_const): Check visibility here.
2225 2009-10-22 Jan Hubicka <jh@suse.cz>
2227 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2228 (pass_ipa_cp): Register them.
2229 (ipcp_init_stage): Analyze all functions for whopr/lto.
2230 (ipcp_propagate_stage): Skip external calls.
2231 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2232 * ipa-reference.c (write_node_summary_p): Fix thinko about
2234 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2235 when in ltrans, skip executing of ipa passes since everything
2236 should've been done.
2237 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2238 (inline_generate_summary): Likewise.
2239 (inline_read_summary): New function.
2240 (inline_write_summary): New function.
2241 (pass_ipa_inline): Register new hooks.
2242 * ipa-prop.c: Inlcude lto-streamer.h
2243 (ipa_edge_args_vector): Update declaration.
2244 (ipa_count_arguments, ipa_compute_jump_functions,
2245 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2246 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2247 ipa_read_node_info): New static functions.
2248 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2249 (duplicate_array): Use xmalloc.
2250 (duplicate_ggc_array): New.
2251 (ipa_edge_duplication_hook): Use it.
2252 (ipa_update_after_lto_read): New function.
2253 * ipa-prop.h (ipa_prop_write_jump_functions,
2254 ipa_prop_read_jump_functions): Declare.
2255 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2256 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2257 (ipa_edge_args_vector): Move into GGC.
2258 (ipa_check_create_edge_args): Update.
2259 (ipa_update_after_lto_read): New.
2260 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2262 (ipa_read_summaries): When in ltrans, so not read summaries.
2263 * lto-streamer.c (lto_get_section_name): Add
2264 LTO_section_jump_functions.
2265 * lto-streamer.h (LTO_section_jump_functions): New section.
2266 (produce_asm): Declare.
2267 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2268 * lto-streamer-out.c (produce_asm): Export.
2269 * lto-streamer-in.c: Include tree-pass.h
2270 (input_function): Free dominance info when done.
2271 (lto_read_body): Push ipa_inline in ltrans stage.
2272 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2273 * Makefile.in (GTFILES): Add ipa-prop.h
2275 2009-10-22 Matthias Klose <doko@ubuntu.com>
2277 * doc/install.texi: Document --enable-browser-plugin.
2279 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2281 * doc/invoke.texi (fira-loop-pressure): Update default value.
2282 * opts.c (decode_options): Remove default value setting for
2283 flag_ira_loop_pressure.
2284 * config/ia64/ia64.c (ia64_override_options): Set
2285 flag_ira_loop_pressure up for -O3.
2286 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2288 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2290 PR tree-optimization/41497
2291 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2292 chrec_dont_know if the evolution function returned by follow_ssa_edge
2293 is constant in the analyzed loop and is not compatible with the
2294 initial value before the loop.
2295 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2297 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2299 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2301 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2304 * doc/invoke.texi: Document -print-multi-os-directory.
2306 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2309 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2310 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2311 when darwin_emit_unwind_label is used.
2313 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2315 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2318 2009-10-20 Richard Henderson <rth@redhat.com>
2320 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2321 before emit_post_landing_pad.
2323 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2325 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2326 Use when calling rtx_costs.
2327 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2328 global optimize_size. Pass speed to mips_binary_cost.
2330 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2332 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2335 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2337 * rtl.h (simplify_replace_fn_rtx): Declare.
2338 (wrap_constant, unwrap_constant): Delete.
2339 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2340 (expand_debug_expr): Don't call wrap_constant.
2341 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2342 (auto_adjust_pair): Fold into...
2343 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2344 Just return a new value.
2345 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2346 otherwise use simplify_replace_rtx.
2347 * cselib.c (wrap_constant): Reinstate old definition.
2348 (cselib_expand_value_rtx_1): Don't wrap constants.
2349 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2350 simplify_replace_rtx.
2351 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2352 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2353 Use simplify_replace_rtx.
2354 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2356 (simplify_replace_rtx): ...here. Turn into a wrapper for
2357 simplify_replace_fn_rtx.
2358 (simplify_unary_operation): Don't unwrap CONSTs.
2359 * var-tracking.c (check_wrap_constant): Delete.
2360 (vt_expand_loc_callback): Don't call it.
2361 (vt_expand_loc): Likewise.
2363 2009-10-20 Pascal Obry <obry@adacore.com>
2364 Eric Botcazou <ebotcazou@adacore.com>
2366 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2368 2009-10-20 Michael Matz <matz@suse.de>
2370 * loop-invariant.c (create_new_invariant): Use different magic number.
2372 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2375 * arm.c (arm_override_options): Forcibly disable hot/cold block
2378 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2381 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2384 2009-10-20 Richard Guenther <rguenther@suse.de>
2386 * ggc-page.c: Include cfgloop.h.
2387 (struct max_alignment): Drop long double, add void *.
2388 (extra_order_size_table): Add low non-power-of-two multiples
2389 of MAX_ALIGNMENT. Drop small type-based entries, add
2390 tree_type, cgraph_node and loop.
2391 * alloc-pool.c (struct allocation_object_def): Drop long double
2394 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2397 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2398 referenced just in DEBUG_INSNs.
2400 2009-10-20 Richard Guenther <rguenther@suse.de>
2403 * gimple.c (gimple_register_type): Make sure we register
2404 the types main variant first.
2406 2009-10-20 Richard Guenther <rguenther@suse.de>
2408 * gimple.c (gimple_types_compatible_p): Simplify. Move
2409 cheap checks before hashtable queries. Add checks for
2410 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2412 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2414 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2415 without size or with size that can't be represented as a host integer.
2417 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2419 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2420 the removal of a debug stmt as a significant change.
2422 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2424 * config/s390/s390.md: Added agen condition to operand
2425 forwarding bypasses. Added bypass for early address generation
2426 use of int results. Updated comments.
2428 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2430 * config/i386/i386.c: Remove signal.h #include.
2432 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2434 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2435 * doc/rtl.texi: Document ss_abs.
2437 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2439 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2440 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2441 instead of C_LEX_RAW_STRINGS.
2442 (lex_string): Handle CPP_UTF8STRING.
2443 * c-parser.c (c_parser_postfix_expression): Likewise.
2444 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2445 (C_LEX_STRING_NO_JOIN): ... this.
2447 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2449 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2450 cris_function_value_regno_p): New functions.
2451 (cris_promote_function_mode): Update comment.
2452 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2453 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2454 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2455 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2457 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2459 * unwind-dw2.c (execute_stack_op): Fix operand order for
2460 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2462 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2464 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2465 (lower_stmt) <GIMPLE_BIND>: Add comment.
2466 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2468 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2469 Otherwise lower it and set cannot_fallthru to true.
2470 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2471 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2472 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2473 to true for a noreturn call. Do not remove statements.
2474 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2475 Set cannot_fallthru to false on function exit.
2476 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2477 <GIMPLE_ASSIGN>: Remove.
2479 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2481 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2483 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2485 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2486 next/prev_active_insn to skip DEBUG_INSNs as well.
2488 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2490 * config/arm/arm.c (output_move_neon): Use DImode in call to
2493 2009-10-19 Matthias Klose <doko@ubuntu.com>
2496 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2498 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2500 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2502 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2505 * optabs.c (expand_binop): Make mode of shift count expression mode
2506 of shift count not target.
2509 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2511 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2512 case. Force using values to replace references within the statement.
2513 (convert_local_reference_stmt): Likewise.
2515 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2517 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2518 remove a subsequent GOTO or RETURN statement.
2520 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2522 * config/avr.md (*movqi): Add zero as equally preferable constraint
2523 as general register.
2526 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2528 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2530 2009-10-17 Richard Guenther <rguenther@suse.de>
2532 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2534 2009-10-17 Richard Guenther <rguenther@suse.de>
2536 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2537 operands in COMPONENT_REFs.
2539 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2541 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2542 if not defined. Change type of second argument to const_rtx.
2543 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2545 * targhooks.h (default_libcall_value): Update prototype.
2546 * target.h (struct gcc_target): Change type of second argument of
2547 libcall_value to const_rtx.
2548 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2550 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2551 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2553 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2556 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2557 * cgraphunit.c (cgraph_optimize): Call it.
2558 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2559 (dwarf2out_assembly_start): ... here. New hook.
2560 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2561 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2563 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2564 * sdbout.c (sdb_debug_hooks): Likewise.
2565 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2566 (vmsdbgout_assembly_start): New hook.
2568 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2570 * rtl.h (RTL_LOCATION): Fix typo.
2572 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2574 * print-rtl.c (print_rtx): Print locators in asm_operands
2577 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2580 * sched-deps.c (depl_on_debug_p): New.
2581 (attach_dep_link): Reject debug deps before nondebug deps.
2582 (add_to_deps_list): Insert debug deps after nondebug deps.
2583 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2585 (sd_add_dep): Do not reject debug deps.
2586 (add_insn_mem_dependence): Don't count debug deps.
2587 (remove_from_deps): Likewise.
2588 (sched_analyze_2): Set up mem deps on debug insns.
2589 (sched_analyze_insn): Record reg uses for deps on debug insns.
2590 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2591 try_ready nondebug insn after debug insn.
2592 * ddg.c (create_ddg_dep_from_intra_loop_link,
2593 create_ddg_dep_no_link): Don't reject debug deps.
2595 2009-10-16 Richard Guenther <rguenther@suse.de>
2597 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2598 (maybe_merge_incomplete_and_complete_type): Likewise.
2599 (lto_symtab_merge): Do not call them. Do not warn for
2600 complete vs. incomplete compatible types.
2601 (lto_symtab_merge_decls_2): Simplify.
2602 * gimple.c (gimple_force_type_merge): Remove.
2603 (gimple_types_compatible_p): Make it static.
2604 * gimple.h (gimple_force_type_merge): Remove.
2605 (gimple_types_compatible_p): Likewise.
2607 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2609 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2610 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2612 2009-10-16 Richard Guenther <rguenther@suse.de>
2614 PR tree-optimization/41728
2615 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2616 if fold_stmt did anything.
2618 2009-10-16 Richard Guenther <rguenther@suse.de>
2621 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2622 (maybe_fixup_handled_component): New function.
2623 (input_gimple_stmt): Fixup mismatched decl replacements.
2625 2009-10-16 Richard Guenther <rguenther@suse.de>
2628 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2629 the same as VAR_DECL.
2631 2009-10-16 Richard Guenther <rguenther@suse.de>
2633 * gimple.c (iterative_hash_gimple_type): For integer types
2634 also hash their minimum and maximum values and the string flag.
2635 For array types hash their domain and the string flag.
2637 2009-10-16 Richard Guenther <rguenther@suse.de>
2639 * gimple.c (gimple_types_compatible_p): Restrict completing
2640 types to record or unions. Simplify completion.
2641 Do not merge records or unions with different
2642 TYPE_STRUCTURAL_EQUALITY_P tag.
2643 (iterative_hash_gimple_type): Restrict non-recursing into
2644 pointer targets for records and unions.
2646 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2649 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2650 * dwarf2out.c (mem_loc_descriptor): Don't handle
2651 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2652 punt if it is not lowpart subreg or if inner mode isn't
2655 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2657 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2658 investigating previous or next insns.
2660 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2662 * tree-sra.c (build_ref_for_offset_1): Update comment.
2664 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2666 * config/s390/s390.md (atype): Added missing values.
2668 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2671 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2672 (casesi64p): Update pattern to reflect above.
2674 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2676 PR rtl-optimization/41697
2677 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2679 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2682 * config/rs6000/predicates.md: Update copyright year.
2683 * config/rs6000/altivec.md: Ditto.
2685 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2686 (MD_INCLUDES): Add a2.md.
2688 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2689 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2690 (builtin_classify): New static vector to classify various builtins
2691 to get the tree attributes correct.
2692 (def_builtin): Set the attributes of builtins based on what the
2693 builtin does (i.e. memory operation, floating point, saturation
2694 need special attributes, others are pure functions).
2696 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2698 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2699 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2700 RS6000_BUILTIN_COUNT.
2701 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2702 MAX_RS6000_BUILTINS.
2704 * config/rs6000/rs6000-builtin.def: New file that combines the
2705 builtin enumeration name and attributes.
2707 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2709 * config/i386/linux.h (ASM_SPEC): Add --32.
2711 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2713 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2714 and DW_TAG_template_alias.
2715 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2716 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2717 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2718 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2719 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2720 and DW_AT_GNU_odr_signature.
2721 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2722 DW_FORM_flag_present and DW_FORM_ref_sig8.
2723 (output_signature): Only print name on the first byte.
2724 (output_die): Likewise for dw_val_class_data8.
2726 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2728 * doc/invoke.texi: Clarify that most optimizations are not enabled
2731 2009-10-15 Richard Guenther <rguenther@suse.de>
2734 * gimple.c (compare_type_names_p): Handle anonymous names
2735 differently based on new mode argument.
2736 (gimple_types_compatible_p): For structs also compare the tags.
2737 (iterative_hash_type_name): Rename to ...
2738 (iterative_hash_name): ... this. Hash all names.
2739 (iterative_hash_gimple_type): Fix hashing the struct tag of
2740 pointer targets. Hash field decl names.
2742 2009-10-15 Richard Guenther <rguenther@suse.de>
2745 * gimple.c (gimple_get_alias_set): Avoid recursing on
2746 invalid type topology.
2748 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2750 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2752 2009-10-15 Richard Guenther <rguenther@suse.de>
2754 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2756 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2758 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2759 add --with-tune{,-32,-64} configured default for -mtune if explicit
2762 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2764 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2766 2009-10-14 DJ Delorie <dj@redhat.com>
2768 * config/h8300/h8300.c (F): New.
2770 (h8300_emit_stack_adjustment): Call them.
2772 (h8300_push_pop): Likewise.
2773 (h8300_expand_prologue): Likewise.
2774 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2775 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2776 (INCOMING_RETURN_ADDR_RTX): Define.
2777 (INCOMING_FRAME_SP_OFFSET): Define.
2778 (DWARF_CIE_DATA_ALIGNMENT): Define.
2780 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2782 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2783 fields in builtin structs.
2784 (finalize_record_size): Likewise.
2786 2009-10-14 Richard Guenther <rguenther@suse.de>
2788 * gimple.c (gtc_ob): New global.
2789 (struct type_pair_d): Replace pointers with type UIDs.
2790 (type_pair_hash): Adjust.
2791 (type_pair_eq): Likewise.
2792 (lookup_type_pair): Likewise. Allocate from an obstack.
2793 (gimple_force_type_merge): Adjust.
2794 (gimple_types_compatible_p): Likewise.
2795 (free_gimple_type_tables): Free the obstack.
2797 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2799 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2800 stmts setting DEBUG_EXPR_DECLs.
2802 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2803 Don't crash if mode1 is VOIDmode.
2805 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2807 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2808 * params.h (IRA_LOOP_RESERVED_REGS): New.
2809 * tree-pass.h (pass_subregs_of_mode_init,
2810 pass_subregs_of_mode_finish): Remove.
2811 * passes.c (pass_subregs_of_mode_init,
2812 pass_subregs_of_mode_finish): Remove.
2813 (pass_reginfo_init): Move before loop optimizations.
2814 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2815 * common.opt (fira-loop-pressure): New.
2816 * toplev.h (flag_ira_loop_pressure): New.
2817 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2818 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2819 Make external and void type functions.
2820 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2821 pass_subregs_of_mode_finish): Remove.
2822 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2823 * regmove.c: Include ira.h.
2824 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2825 register pressure calculation in loops.
2826 * loop-invariant.c: Include REGS_H and ira.h.
2827 (struct loop_data): New members max_reg_pressure, regs_ref, and
2829 (struct invariant): New member orig_regno.
2830 (curr_loop): New variable.
2831 (find_exits): Initialize regs_ref and regs_live.
2832 (create_new_invariant): Initialize orig_regno.
2833 (get_cover_class_and_nregs): New.
2834 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2835 array. Add code for flag_ira_loop_pressure.
2836 (gain_for_invariant): Make new_regs an array. Add code for
2837 flag_ira_loop_pressure.
2838 (best_gain_for_invariant): Ditto.
2839 (set_move_mark): New parameter gain. Use it for debugging output.
2840 (find_invariants_to_move): Make regs_needed and new_regs an array.
2841 Add code for flag_ira_loop_pressure.
2842 (move_invariant_reg): Set up orig_regno.
2843 (move_invariants): Set up reg classes for pseudos for
2844 flag_ira_loop_pressure.
2845 (free_loop_data): Clear regs_ref and regs_live.
2846 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2847 get_regno_cover_class, change_pressure, mark_regno_live,
2848 mark_regno_death, mark_reg_store, mark_reg_clobber,
2849 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2850 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2851 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2852 register pressure calculation in loops if new regs were added.
2853 Call finish_subregs_of_mode.
2854 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2855 * Makefile.in (loop-invariant.o): Add ira.h.
2857 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2859 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2861 2009-10-14 Richard Guenther <rguenther@suse.de>
2863 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2864 (lto_symtab_merge): ... here. Rewrite both to take the
2865 prevailing and a to-be-merged entry and to queue diagnostics properly.
2866 (lto_symtab_resolve_replaceable_p): New predicate for
2868 (lto_symtab_resolve_can_prevail_p): Likewise.
2869 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2870 handles merging commons by choosing the largest decl. Fold
2871 in code that gives ODR errors.
2872 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2874 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2875 case of no prevailing decl here. Diagnose mismatches
2876 in object types here. Drop all but the prevailing decls.
2877 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2878 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2879 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2881 2009-10-14 Richard Guenther <rguenther@suse.de>
2884 * lto-streamer-in.c (input_bb): Replace debug stmts with
2885 nops instead of dropping them.
2887 2009-10-14 Nick Clifton <nickc@redhat.com>
2889 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2890 in situations where it is being used as a minus symbol.
2891 * gcc/doc/tm.texi: Likewise.
2892 * gcc/doc/md.texi: Likewise.
2894 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2896 PR preprocessor/41543
2897 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2898 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2899 * tree.c: Include intl.h.
2900 (expand_location): Handle BUILTINS_LOCATION.
2901 * Makefile.in (tree.o): Depend on intl.h.
2904 * dwarf2out.c (dwarf2out_var_location): Always clear
2905 last_postcall_label when changing last_label.
2907 2009-10-14 Pascal Obry <obry@adacore.com>
2909 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2910 (process_command): Handle -E as done with -c and -S. Do not add
2911 the target executable suffix to the output file when -E is used.
2912 (main): Adjust error message accordingly.
2914 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2920 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2922 (tree_code_size): Likewise.
2924 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2926 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2927 * real.h (HAVE_mpc_arc): Define.
2929 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2931 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2932 (struct builtin_description): Add fndecl field.
2933 (bdesc): Remove const qualifier. Update initializer.
2934 (sh_media_init_builtins): Remove const qualifier for d. Record
2935 the result of add_builtin_function to the fndecl field.
2936 (sh_builtin_decl): New.
2937 (sh_media_builtin_decl): New.
2939 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2942 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2943 requests between special registers.
2945 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2947 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2949 2009-10-13 Richard Henderson <rth@redhat.com>
2951 PR tree-optimization/41377
2952 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2953 (cleanup_empty_eh_merge_phis): New change_region parameter;
2954 pass it on to redirect_eh_edge_1. Update callers.
2955 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2956 at the destination block.
2958 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2960 * passes.c (register_pass): Replaced gcc_unreachable by
2961 fatal_error on failure. Mentions plugins in comments & messages.
2963 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2966 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2967 * sched-vis.c (print_value): Use it.
2968 * cselib.c (cselib_hash_rtx): Likewise.
2969 * print-rtl.c (print_rtx): Likewise.
2970 * cfgexpand.c (expand_debug_rtx): Likewise.
2971 * var-tracking.c (vt_expand_loc_callback): Likewise.
2973 2009-10-13 Richard Guenther <rguenther@suse.de>
2976 * opts.c (handle_option): Split out code to handle setting
2977 the options flag var ...
2978 (set_option): ... here.
2979 * opts.h (set_option): Declare.
2980 * lto-opts.c (register_user_option_p): Include -fexceptions
2981 and all position independent code variants.
2982 (handle_common_option): Remove.
2983 (lto_reissue_options): Use set_option.
2985 2009-10-13 Martin Jambor <mjambor@suse.cz>
2987 PR tree-optimization/41661
2988 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2989 that are tcc_comparisons or do not change the type in any
2991 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2992 folding tcc_comparison operations.
2994 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2996 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2999 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3005 * tree.def (DEBUG_EXPR_DECL): New.
3006 * rtl.def (DEBUG_EXPR): New.
3007 * gengtype.c (adjust_field_rtx_def): Handle it.
3008 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3009 (insert_debug_temp_for_var_def): ... this. Drop support for
3010 moving. Take iterator for def stmt; insert debug stmt before it.
3011 Scan early for use count and kind in debug stmts.
3012 (propagate_defs_into_debug_stmts): Rename to...
3013 (insert_debug_temps_for_defs): ... this. Likewise.
3014 * tree.h (DEBUG_TEMP_UID): New.
3015 * tree.c (next_debug_decl_uid): New.
3016 (make_node_stat): Count debug decls separately.
3017 (copy_node_stat): Likewise.
3018 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3019 * var-tracking.c (dv_is_decl_p): Recognize it.
3020 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3021 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3022 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3023 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3024 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3025 (cselib_hash_rtx): Likewise.
3026 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3027 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3029 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3030 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3031 * rtl.c (copy_rtx): Likewise.
3032 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3033 * print-rtl.c (print_rtx): Likewise.
3034 * sched-vis.c (print_value): Likewise.
3035 (print_insn): Handle DEBUG_EXPR_DECL.
3036 * tree-dump.c (dequeue_and_dump): Likewise.
3037 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3038 * gimple-iterator (gsi_replace): Check for same lhs.
3039 (gsi_remove): Insert debug temps.
3040 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3041 (move_computations_stmt): Drop explicit propagation into debug stmts.
3042 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3043 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3044 * tree-ssa-sink.c (statement_sink_location): Likewise.
3045 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3046 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3047 * tree-flow.h: Likewise.
3048 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3049 debug temps without values.
3050 (eliminate_unnecessary_stmts): Don't discard just-inserted
3053 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3056 * config/cris/cris.md (andu): Check that operand 1 is one of the
3057 general registers. Fix typo in head comment.
3059 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3061 * config/i386/i386.md (vswapmov): New.
3062 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3063 (ix86_function_ms_hook_prologue): New.
3064 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3065 * configure.ac: Test for swap suffix support in as.
3066 * configure: Rebuild.
3068 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3071 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3072 paradoxical subregs to prevent partial register stalls if the inner
3073 mode is integer mode.
3075 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3077 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3079 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3082 * gcc/dwarf2out.c (template_parameter_pack_die,
3083 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3085 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3088 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3090 (maybe_register_def): Likewise. Take stmt iterator.
3091 (rewrite_update_stmt): Take stmt iterator and pass it on.
3092 (rewrite_update_enter_block): Pass stmt iterator.
3094 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3096 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3097 (spu_builtin_decl): New function.
3099 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3101 * config/i386/i386.md (SWIM): New mode iterator.
3102 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3103 using SWIM mode iterator.
3104 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3105 patterns using SWI48 mode iterator.
3106 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3107 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3108 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3109 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3110 patterns using SWI248 mode iterator.
3111 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3112 gen_x86_movdicc_0_m1_rex64 for renamed function
3114 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3115 Eric Botcazou <ebotcazou@adacore.com>
3118 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3119 * config/sparc/sol2-unwind.h: New file.
3121 2009-10-11 Olivier Hainque <hainque@adacore.com>
3122 Eric Botcazou <ebotcazou@adacore.com>
3125 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3126 * config/i386/sol2-unwind.h: New file.
3128 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3131 * config/i386/i386.md (addsi_1_zext): Get the proper second
3134 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3136 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3137 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3140 2009-10-11 Richard Guenther <rguenther@suse.de>
3142 * gimple.c (iterative_hash_type_name): Do not handle special
3145 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3147 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3148 (*setcc_si_1_and): Ditto.
3149 (*setcc_si_1_movzbl): Ditto.
3150 (*setcc_<mode>_2): Ditto.
3151 (*setcc_qi): Rename from *setcc_1.
3152 (*setcc_qi_slp): Rename from *setcc_2.
3154 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3155 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3157 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3158 "if" condition, there is already assert with reload_completed present.
3160 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3162 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3164 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3166 * doc/install.texi (Final install): Refer to
3167 http://gcc.gnu.org/bugs/ for bug reporting.
3169 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3171 * configure.ac: Add test for dci instruction.
3172 * configure: Regenerate.
3173 * config.in: Likewise.
3174 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3175 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3176 (-mmulhw): Add 476 to description.
3177 (-mdlmzb): Likewise.
3178 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3179 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3180 (processor_target_table): Add 476 and 476fp entries.
3181 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3182 (rs6000_issue_rate): Add CPU_PPC476.
3183 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3184 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3185 (processor_type): Add PROCESSOR_PPC476.
3186 (EXTRA_SPECS): Add asm_cpu_476 string.
3187 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3188 (define_attr "cpu"): Add ppc476.
3190 Update comments for 476.
3191 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3192 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3193 Update copyright year.
3194 * config/rs6000/476.md: New file.
3195 * config/rs6000/40x.md: Add description for "isel" attribute.
3196 Update copyright year.
3197 * config/rs6000/440.md: Likewise.
3198 * config/rs6000/603.md: Likewise.
3199 * config/rs6000/6xx.md: Likewise.
3200 * config/rs6000/7450.md: Likewise.
3201 * config/rs6000/7xx.md: Likewise.
3202 * config/rs6000/8540.md: Likewise.
3203 * config/rs6000/cell.md: Likewise.
3204 * config/rs6000/e300c2c3.md: Likewise.
3205 * config/rs6000/e500mc.md: Likewise.
3206 * config/rs6000/mpc.md: Likewise.
3207 * config/rs6000/power4.md: Likewise.
3208 * config/rs6000/power5.md: Likewise.
3209 * config/rs6000/power6.md: Likewise.
3210 * config/rs6000/power7.md: Likewise.
3211 * config/rs6000/rios1.md: Likewise.
3212 * config/rs6000/rios2.md: Likewise.
3213 * config/rs6000/rs64.md: Likewise.
3215 2009-10-10 Richard Guenther <rguenther@suse.de>
3217 PR tree-optimization/41654
3218 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3219 a cond expr before calling gimple_cond_set_condition_from_tree.
3220 (ifcombine_iforif): Likewise.
3222 2009-10-09 Ian Lance Taylor <iant@google.com>
3224 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3225 * configure: Rebuild.
3227 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3229 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3232 2009-10-09 Richard Guenther <rguenther@suse.de>
3235 * target-def.h (TARGET_BUILTIN_DECL): Define.
3236 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3237 * target.h (struct gcc_target): Add builtin_decl target hook.
3238 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3239 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3241 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3242 not gcc_unreachable.
3243 (lto_output_builtin_tree): Sorry if the target does not support
3244 streaming target builtins.
3245 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3246 (rs6000_builtin_decl): New function.
3247 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3248 (ix86_builtin_decl): New function.
3250 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3252 PR preprocessor/41445
3253 * c-ppoutput.c (do_line_change): New function.
3254 (cb_line_change): Use it.
3255 (scan_translation_unit): Call do_line_change if
3256 avoid_paste or PREV_WHITE and token location is on a different line
3257 than print.src_line.
3260 * dwarf2out.c (dwarf2out_init): Test whether
3261 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3264 PR rtl-optimization/41646
3265 * calls.c (expand_call): For BLKmode types returned in registers
3266 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3269 2009-10-09 Richard Guenther <rguenther@suse.de>
3271 PR tree-optimization/41634
3272 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3273 we remove the correct elements.
3274 (optimize_stmt): Make sure to update stmt operands before
3275 optimizing redundancies.
3277 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3279 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3281 2009-10-09 Richard Guenther <rguenther@suse.de>
3284 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3286 (lto_wrapper_exit): New function.
3288 (fatal_perror): Likewise.
3289 (fork_execute): Use global args_name, do not free it.
3290 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3291 * lto-streamer.h: Remove duplicate prototypes.
3293 2009-10-09 Richard Guenther <rguenther@suse.de>
3295 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3296 before calling stmt_can_throw_external.
3298 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3300 PR tree-optimization/40071
3301 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3302 pointer if the original data reference doesn't conflict with the
3303 created vector data reference. Fix long line.
3305 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3307 * config/i386/i386.md (any_div): New code iterator.
3308 (u): Handle div and udiv.
3310 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3312 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3313 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3314 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3315 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3317 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3319 * gcc.c (main): Remove trailing "." from diagnostics.
3321 2009-10-08 Cary Coutant <ccoutant@google.com>
3323 Add support for debugging with ICF (Identical Code Folding).
3324 * calls.c (debug.h): New #include.
3325 (emit_call_1): Call virtual_call_token debug hook.
3326 * common.opt (-fenable-icf-debug): New option.
3327 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3328 locations in the source).
3329 (poc_label_num): New variable.
3330 (dcall_entry, vcall_entry): New typedefs.
3331 (dcall_table, vcall_table): New variables.
3332 (struct vcall_insn): New type.
3333 (vcall_insn_table): New variable.
3334 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3335 (size_of_dcall_table): New function.
3336 (output_dcall_table): New function.
3337 (size_of_vcall_table): New function.
3338 (output_vcall_table): New function.
3339 (dwarf2out_direct_call): New function.
3340 (vcall_insn_table_hash): New function.
3341 (vcall_insn_table_eq): New function.
3342 (dwarf2out_virtual_call_token): New function.
3343 (dwarf2out_virtual_call): New function.
3344 (dwarf2out_init): Allocate new tables and sections.
3345 (prune_unused_types): Mark DIEs referenced from direct call table.
3346 (dwarf2out_finish): Output direct and virtual call tables.
3347 * final.c (final_scan_insn): Call direct_call and virtual_call
3349 * debug.h (struct gcc_debug_hooks): Add direct_call,
3350 virtual_call_token, virtual_call hooks.
3351 (debug_nothing_uid): New function.
3352 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3353 (debug_nothing_uid): New function.
3354 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3355 (xcoff_debug_hooks): Likewise.
3356 * sdbout.c (sdb_debug_hooks): Likewise.
3357 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3358 * doc/invoke.texi (-fenable-icf-debug): New option.
3360 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3363 * regmove.c (regmove_backward_pass): Replace src with dst in the
3364 debug insn, and check for dst before rather than after.
3366 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3368 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3369 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3371 2009-10-08 Jan Hubicka <jh@suse.cz>
3374 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3375 do not mark cgraph nodes as needed.
3376 (record_references_in_initializer): Add new only_vars parameter.
3377 * cgraph.h (record_references_in_initializer): New parameter.
3378 * varasm.c (assemble_variable): Update call.
3379 * varpool.c (varpool_analyze_pending_decls): Always look for
3382 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3384 * config/avr/avr.c (last_insn_address) Remove variable.
3385 (expand_prologue): Don't initialise last_insn_address variable.
3386 (final_prescan_insn): Don't output insn size.
3387 * config/avr/avr.opt (msize): Remove switch.
3388 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3391 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3393 * combine.c (label_tick_ebb_start): Fix comment.
3394 (combine_instructions): Set label_tick and label_tick_ebb_start before
3395 calling setup_incoming_promotions. Start them from 1. Increment
3396 label_tick instead of deriving it from the BB index. Rather than
3397 comparing ticks use the block from the previous iteration to decide
3398 whether to start a new EBB. Remove empty lines before function.
3400 2009-10-08 Michael Matz <matz@suse.de>
3403 * builtins.c (fold_builtin_isascii): Use fold_build2.
3404 (fold_builtin_isdigit): Ditto.
3405 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3406 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3407 remove_useless_stmts_cond, remove_useless_stmts_tf,
3408 remove_useless_stmts_tc, remove_useless_stmts_bind,
3409 remove_useless_stmts_goto, remove_useless_stmts_label,
3410 remove_useless_stmts_1, remove_useless_stmts,
3411 pass_remove_useless_stmts): Remove.
3412 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3413 * passes.c (init_optimization_passes): Don't add
3414 pass_remove_useless_stmts.
3415 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3416 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3418 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3419 for static constants.
3420 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3421 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3423 2009-10-08 Richard Guenther <rguenther@suse.de>
3425 * gimple.c (free_gimple_type_tables): New function.
3426 * gimple.h (free_gimple_type_tables): Declare.
3428 2009-10-07 Mark Heffernan <meheff@google.com>
3430 * ipa-prop.c (ipa_print_node_params) Only print
3431 names of named arguments.
3433 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3435 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3436 being statically linked.
3438 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3440 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3442 2009-10-08 Jan Hubicka <jh@suse.cz>
3445 * ipa.c (cgraph_externally_visible_p,
3446 function_and_variable_visibility,
3447 whole_program_function_and_variable_visibility): Skip non-finalized
3450 2009-10-08 Nick Clifton <nickc@redhat.com>
3452 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3455 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3458 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3460 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3463 * c-common.c (c_fully_fold_internal): Strip nops from the result
3464 of recursive calls to c_fully_fold_internal.
3465 (c_wrap_maybe_const): New.
3466 (c_save_expr): Use c_wrap_maybe_const.
3467 * c-common.h (c_wrap_maybe_const): Declare.
3468 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3469 build_binary_op): Use c_wrap_maybe_const.
3471 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3473 * real.c: Fix comment to reflect actual exponent size.
3475 2009-10-08 Ben Elliston <bje@au.ibm.com>
3477 * config/rs6000/a2.md: Add FSF comment header.
3479 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3481 * config/i386/i386.md (any_extend): New code iterator.
3482 (u, s): New code attributes.
3484 (DWIH): Rewrite as code iterator for SI and DI modes.
3485 (DWI): Rewrite as mode attribute.
3486 (dwi): New mode attribute.
3487 (di): Depend on SI mode and DI mode.
3488 (doubleint_general_operand): Remove mode attribute.
3490 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3493 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3494 (*sub<mode>3_doubleword): Ditto.
3496 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3497 using SWIM248 mode iterator.
3498 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3499 using SWI48 mode iterator.
3500 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3501 patterns using DWIH mode iterator and any_extend code iterator.
3502 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3503 using any_extend code iterator.
3504 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3505 patterns using DWIH mode iterator and any_extend code iterator.
3506 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3507 using any_extend code iterator.
3508 (<s>mul<mode>3_highpart): Macroize expander from
3509 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3510 and any_extend code iterator.
3511 (*<s>muldi3_highpart_1): Macroize insn from
3512 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3513 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3514 patterns using any_extend code iterator.
3515 (*<s>mulsi3_highpart_zext): Macroize insn from
3516 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3518 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3520 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3521 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3522 refering to a DIE with DW_AT_const_value.
3524 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3527 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3529 2009-10-06 Jan Hubicka <jh@suse.cz>
3531 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3534 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3536 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3537 *lea_2_rex64): Move before *add<mode>_1 pattern.
3539 2009-10-07 Jan Hubicka <jh@suse.cz>
3541 * collect2.c (main): Add -fno-whole-program.
3542 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3544 2009-10-07 Jan Hubicka <jh@suse.cz>
3546 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3547 has no address taken.
3548 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3550 (cgraph_clone_node): Clear externally_visible flag for clones.
3551 * cgraph.h (cgraph_only_called_directly_p,
3552 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3553 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3554 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3555 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3556 ipcp_insert_stage): Likwise.
3557 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3558 externally_visible flag.
3559 (verify_cgraph_node): Verify that inline clones look right.
3560 (process_function_and_variable_attributes): Do not set
3561 externally_visible flags.
3562 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3564 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3566 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3567 clear externally_visible when turning into inline clones
3568 (cgraph_mark_inline_edge): Use new predicates.
3569 (cgraph_estimate_growth): Likewise.
3570 (cgraph_decide_inlining): Likewise.
3571 * ipa.c (cgraph_postorder): Likewise.
3572 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3573 that inline clones are not needed.
3574 (cgraph_externally_visible_p): New predicate.
3575 (function_and_variable_visibility): Add whole_program parameter;
3576 always set externally_visible flag; handle COMDAT function
3578 (local_function_and_variable_visibility): New function.
3579 (gate_whole_program_function_and_variable_visibility): New function.
3580 (whole_program_function_and_variable_visibility): New function.
3581 (pass_ipa_whole_program_visibility): New function.
3582 * passes.c (init_optimization_passes): Add whole program visibility
3584 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3585 not care about needed/reachable flags.
3586 * varpool.c: Include flags.h
3587 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3588 (varpool_finalize_decl): When we are in LTO read-back, all variables
3590 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3592 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3594 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3597 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3599 * config.gcc: Don't include the makefile fragments intended for
3601 * config/s390/fixdfdi.h: File removed.
3602 * config/s390/libgcc-glibc.ver: File removed.
3603 * config/s390/s390.h: Remove the fixdfdi.h hack.
3604 * config/s390/t-crtstuff: File moved to libgcc dir.
3605 * config/s390/t-linux: Likewise.
3606 * config/s390/t-tpf: libgcc specific parts removed.
3607 * config/s390/t-linux64: Likewise.
3609 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3611 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3612 (lto-compress.o): Likewise.
3614 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3617 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3618 dllexport to class members here.
3619 (i386_pe_determine_dllimport_p): Only check static class data for
3621 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3622 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3623 functions for vague linkage.
3624 (i386_pe_type_dllexport_p): Fix formatting.
3625 (maybe_add_dllexport) New function.
3626 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3629 2009-10-07 Ben Elliston <bje@au.ibm.com>
3631 * config/rs6000/a2.md: Remove duplicated lines.
3633 2009-10-07 Ben Elliston <bje@au.ibm.com>
3635 * config.gcc (powerpc*-*-*): Handle a2.
3636 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3637 * config/rs6000/a2.md: New file.
3638 * config/rs6000/rs6000.opt (mno-update): New.
3639 (mupdate): Return to using a mask, not a var.
3640 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3641 (enum processor_type): Add PROCESSOR_PPCA2.
3642 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3643 (rs6000_override_options): Add "a2" to processor_target_table.
3644 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3645 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3647 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3649 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3650 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3651 reference to nonexistent gen_truncxfxf2 function.
3653 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3655 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3656 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3657 (general_operand): Handle TI mode.
3658 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3659 using SDWIM mode iterator.
3660 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3661 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3662 using DWI mode iterator.
3663 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3664 patterns using SWI mode iterator.
3665 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3666 using SWI48 mode iterator.
3667 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3668 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3669 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3670 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3671 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3672 using SDWIM mode iterator.
3673 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3674 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3675 using DWI mode iterator.
3676 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3677 patterns using SWI mode iterator.
3678 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3679 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3680 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3681 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3682 patterns using plusminus code iterator.
3683 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3684 sub<mode>3 patterns using plusminus code iterator.
3685 * config/i386/i386.c (override_options): Update the call to
3686 gen_subdi_carry_rex64 for renamed function.
3687 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3688 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3689 calls to instruction expanders.
3691 2009-10-06 Martin Jambor <mjambor@suse.cz>
3694 * opts.c (decode_options): Run IPA-SRA at -O2.
3696 2009-10-06 Richard Guenther <rguenther@suse.de>
3698 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3700 2009-10-06 Tobias Burnus <burnus@net-b.de>
3703 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3704 -flto and -fwhole-program flags can be combined.
3706 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3709 * gcc.c (process_command): Check that -o argument was specified.
3711 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3713 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3715 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3717 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3718 * doc/invoke.texi (Warning Options): Annotate allowed languages
3719 for -Wunsuffixed-float-constants.
3721 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3723 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3724 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3725 same name and isn't the main variant.
3728 * dwarf2out.c (loc_by_reference): Removed.
3729 (dw_loc_list_1): New function.
3730 (dw_loc_list): Remove toplev argument, add want_address argument.
3731 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3732 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3733 want_address == 2 to dw_loc_list. For successful dw_loc_list
3734 set have_address to 1 only if want_address is not 0.
3736 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3738 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3739 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3740 a code block followed by two pointers.
3741 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3742 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3743 (MIPS_MOVE): Likewise.
3744 (MIPS_LUI): Likewise.
3745 (MIPS_JR): Likewise.
3746 (MIPS_BAL): Likewise.
3747 (MIPS_NOP): Likewise.
3748 (mips_asm_trampoline_template): Delete.
3749 (mips_trampoline_code_size): New function.
3750 (mips_trampoline_init): Add shorter sequences for all cases
3751 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3752 Calculate the opcodes directly, rather than copying from a template.
3753 Only flush the code part of the trampoline.
3754 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3756 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3758 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3759 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3760 (INCOMING_RETURN_ADDR_RTX): Likewise.
3761 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3763 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3764 with RETURN_ADDR_REGNUM.
3765 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3766 * config/mips/mips.c (mips16_build_call_stub): Replace
3767 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3768 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3769 (mips_print_operand_punctuation): Likewise.
3770 (mips_frame_set): Likewise.
3771 (mips16e_output_save_restore): Likewise.
3772 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3773 (mips_save_reg_p): Likewise.
3774 (mips_return_addr): Likewise.
3775 (mips_set_return_address): Likewise.
3776 (mips_direct_save_slot_move_p): Likewise.
3777 (mips_output_function_prologue): Likewise.
3778 (mips_restore_reg): Likewise.
3779 (mips_expand_epilogue): Likewise.
3780 (mips_epilogue_uses): Likewise.
3781 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3782 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3783 (clear_hazard_<mode>): Likewise.
3784 (call_internal): Likewise.
3785 (call_internal_direct): Likewise.
3786 (call_direct_split): Likewise.
3787 (call_value_internal): Likewise.
3788 (call_value_split): Likewise.
3789 (call_value_internal_direct): Likewise.
3790 (call_value_direct_split): Likewise.
3791 (call_value_multiple_internal): Likewise.
3792 (call_value_multiple_split): Likewise.
3794 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3795 Jakub Jelinek <jakub@redhat.com>
3797 PR rtl-optimization/41511
3798 * combine.c (record_value_for_reg): Pass explicit values as argument
3799 to get_last_value_validate.
3800 (get_last_value_validate): Document INSN parameter.
3801 For non-readonly MEMs, assume they might have been modified if INSN
3802 was in another basic block.
3803 (get_last_value): Minor reformatting.
3805 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3808 * final.c (asm_str_count): Split out from asm_insn_count.
3809 * rtl.h (asm_str_count): New prototype.
3810 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3813 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3815 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3817 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3818 Rafael Espindola <espindola@google.com>
3820 * gengtype.c (write_types): Moved call to write_func_for_structure
3821 into seperate loops.
3823 2009-10-05 Richard Guenther <rguenther@suse.de>
3826 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3827 (input_cgraph_1): Input toplevel asms.
3829 2009-10-05 Richard Guenther <rguenther@suse.de>
3832 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3833 (external_aggregate_decl_p): Likewise.
3834 (lto_symtab_compatible): Re-structure. Remove dead code.
3835 For variables ignore toplevel qualifiers when comparing types.
3836 Issue warnings, not errors for mismatched user-alignment.
3838 2009-10-05 Richard Guenther <rguenther@suse.de>
3842 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3843 (struct lto_symtab_identifier_def): Likewise.
3844 (struct lto_symtab_decl_def): Likewise.
3845 (struct lto_symtab_entry_def): New.
3846 (lto_symtab_identifier_t): Rename to ...
3847 (lto_symtab_entry_t): ... this.
3848 (lto_symtab_decls): Remove.
3849 (lto_symtab_base_hash): Rename to ...
3850 (lto_symtab_entry_hash): ... this.
3851 (lto_symtab_base_eq): Rename to ...
3852 (lto_symtab_entry_eq): ... this.
3853 (lto_symtab_base_marked_p): Rename to ...
3854 (lto_symtab_entry_marked_p): ... this.
3855 (lto_symtab_identifier_marked_p): Remove.
3856 (lto_symtab_decl_marked_p): Likewise.
3857 (lto_symtab_maybe_init_hash_tables): Rename to ...
3858 (lto_symtab_maybe_init_hash_table): ... this.
3859 (lto_symtab_set_resolution_and_file_data): Remove.
3860 (lto_symtab_register_decl): New function.
3861 (lto_symtab_get_identifier): Remove.
3862 (lto_symtab_get): New function.
3863 (lto_symtab_get_resolution): Adjust.
3864 (lto_symtab_get_identifier_decl): Remove.
3865 (lto_symtab_set_identifier_decl): Likewise.
3866 (lto_symtab_merge_decl): Rename to ...
3867 (lto_symtab_merge): ... this. Rewrite.
3868 (lto_symtab_merge_var): Remove.
3869 (lto_symtab_merge_fn): Likewise.
3870 (lto_symtab_prevailing_decl): Adjust.
3871 (lto_cgraph_replace_node): New function.
3872 (lto_symtab_merge_decls_2): Likewise.
3873 (lto_symtab_merge_decls_1): Likewise.
3874 (lto_symtab_fixup_var_decls): Likewise.
3875 (lto_symtab_resolve_symbols): Likewise.
3876 (lto_symtab_merge_decls): Likewise.
3877 (lto_symtab_prevailing_decl): Adjust.
3878 (lto_symtab_get_symtab_def): Remove.
3879 (lto_symtab_get_file_data): Likewise.
3880 (lto_symtab_clear_resolution): Adjust.
3881 (lto_symtab_clear_resolution): Likewise.
3882 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3883 (input_cgraph_1): Likewise.
3884 * lto-streamer-in.c (get_resolution): Do not provide fake
3885 symbol resolutions here.
3886 (deferred_global_decls): Remove.
3887 (lto_register_deferred_decls_in_symtab): Likewise.
3888 (lto_register_var_decl_in_symtab): Change signature, register
3889 variable via lto_symtab_register_decl.
3890 (lto_register_function_decl_in_symtab): Likewise.
3891 (lto_read_tree): Adjust.
3892 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3893 (lto_symtab_merge_var): Likewise.
3894 (lto_symtab_merge_fn): Likewise.
3895 (lto_symtab_register_decl): Declare.
3896 (lto_symtab_merge_decls): Likewise.
3898 2009-10-05 Richard Guenther <rguenther@suse.de>
3900 PR tree-optimization/23821
3901 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3902 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3903 simple IV increments.
3905 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3907 * config/arm/arm.c (arm_override_options): Really initialize
3908 flag_dwarf2_cfi_asm to 0.
3910 2009-10-05 Doug Kwan <dougkwan@google.com>
3912 PR rtl-optimization/41574
3913 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3914 floating point and we are not doing unsafe math optimizations.
3916 2009-10-03 Simon Baldwin <simonb@google.com>
3917 Cary Coutant <ccoutant@google.com>
3918 Rafael Espindola <espindola@google.com>
3919 Richard Guenther <rguenther@suse.de>
3920 Jan Hubicka <jh@suse.cz>
3921 Doug Kwan <dougkwan@google.com>
3922 H.J. Lu <hongjiu.lu@intel.com>
3923 Bill Maddox <maddox@google.com>
3924 Ryan Mansfield <rmansfield@qnx.com>
3925 Diego Novillo <dnovillo@google.com>
3926 Ollie Wild <aaw@google.com>
3927 Kenneth Zadeck <zadeck@naturalbridge.com>
3929 * lto-cgraph.c: New file.
3930 * lto-compress.c: New file.
3931 * lto-compress.h: New file.
3932 * lto-opts.c: New file.
3933 * lto-section-in.c: New file.
3934 * lto-section-out.c: New file.
3935 * lto-streamer-in.c: New file.
3936 * lto-streamer-out.c: New file.
3937 * lto-streamer.c: New file.
3938 * lto-streamer.h: New file.
3939 * lto-symtab.c: New file.
3940 * lto-wpa-fixup.c: New file.
3941 * lto-wrapper.c: New file.
3943 2009-10-03 Simon Baldwin <baldwin@google.com>
3944 Ben Elliston <bje@au.ibm.com>
3945 Rafael Espindola <espindola@google.com>
3946 Nathan Froyd <froydnj@codesourcery.com>
3947 Jan Hubicka <jh@suse.cz>
3948 Doug Kwan <dougkwan@google.com>
3949 Diego Novillo <dnovillo@google.com>
3950 Kenneth Zadeck <zadeck@naturalbridge.com>
3952 * Makefile.in (enable_lto): New.
3953 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3954 (LINKER_PLUGIN_API_H): Define.
3955 (LTO_SYMTAB_H): Define.
3956 (LTO_STREAMER_H): Define.
3957 (TREE_VECTORIZER_H): Define.
3958 (INCLUDES): Add LIBELFINC.
3959 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3960 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3961 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3962 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3963 (native): Add lto-wrapper$(exeext)
3964 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3965 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3966 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3967 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3968 (varasm.o): Add dependency on tree-iterator.h.
3969 (cgraph.o): Add dependency on cif-code.def.
3970 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3971 (ipa-pure-const.o): Likewise.
3972 (GTFILES): Add lto-symtab.c.
3973 (install-lto-wrapper): New.
3974 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3975 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3976 * config.in: Regenerate.
3978 2009-10-03 Rafael Espindola <espindola@google.com>
3979 Diego Novillo <dnovillo@google.com>
3981 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3982 ipa_write_summaries.
3983 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3985 (cgraph_optimize): Make extern.
3987 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3988 Kenneth Zadeck <zadeck@naturalbridge.com>
3990 * toplev.c (in_lto_p): Declare.
3991 * collect2.c (scan_prog_file): Read all the output when reading
3992 information for LTO.
3993 (enum lto_mode_d): Declare.
3995 2009-10-03 Richard Guenther <rguenther@suse.de>
3996 Diego Novillo <dnovillo@google.com>
3998 * gimple.c: Include target.h and alias.h.
3999 (gimple_types): Declare.
4000 (type_hash_cache): Declare.
4001 (gimple_alloc_stat): Make extern.
4002 (gimple_build_eh_must_not_throw): Call
4003 gimple_eh_must_not_throw_set_fndecl.
4004 (struct type_pair_d): Declare.
4005 (type_pair_t): Declare.
4006 (type_pair_hash): New.
4007 (type_pair_eq): New.
4008 (lookup_type_pair): New.
4009 (gimple_force_type_merge): New.
4010 (compare_type_names_p): New.
4011 (compare_field_offset): New.
4012 (gimple_types_compatible_p): New.
4013 (struct sccs): Declare.
4014 (next_dfs_num): Declare.
4015 (iterative_hash_gimple_type): New.
4017 (iterative_hash_type_name): New.
4018 (iterative_hash_gimple_type): New.
4019 (gimple_type_hash): New.
4020 (gimple_type_eq): New.
4021 (gimple_register_type): New.
4022 (print_gimple_types_stats): New.
4023 (gimple_signed_or_unsigned_type): New.
4024 (gimple_unsigned_type): New.
4025 (gimple_signed_type): New.
4026 (gimple_get_alias_set): New.
4027 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4028 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4029 (gimple_force_type_merge): Declare.
4030 (gimple_types_compatible_p): Declare.
4031 (gimple_register_type): Declare.
4032 (print_gimple_types_stats): Declare.
4033 (gimple_unsigned_type): Declare.
4034 (gimple_signed_type): Declare.
4035 (gimple_get_alias_set): Declare.
4036 (gimple_eh_must_not_throw_set_fndecl): New.
4038 2009-10-03 Jan Hubicka <jh@suse.cz>
4039 Kenneth Zadeck <zadeck@naturalbridge.com>
4041 * ipa-pure-const.c: Include lto-streamer.h.
4042 (register_hooks): Factor out of ...
4043 (generate_summary): ... here.
4044 (pure_const_write_summary): New.
4045 (pure_const_read_summary): New.
4046 (pass_ipa_pure_const): Add pure_const_write_summary and
4047 pure_const_read_summary.
4048 * ipa-reference.c: Include lto-streamer.h.
4049 (add_new_function): New.
4050 (remove_node_data): New.
4051 (duplicate_node_data): New.
4052 (ipa_init): Guard against multiple calls.
4053 Move hook setup from analyze_function.
4054 (write_node_summary_p): New.
4055 (ipa_reference_write_summary): New.
4056 (ipa_reference_read_summary): New.
4057 (pass_ipa_reference): Add ipa_reference_write_summary and
4058 ipa_reference_read_summary.
4059 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4060 (struct cgraph_edge): Add fields lto_stmt_uid and
4061 call_stmt_cannot_inline_p.
4062 (cgraph_optimize): Declare.
4063 (cgraph_decide_is_function_needed): Declare.
4064 (reset_inline_failed): Declare.
4065 (enum LTO_cgraph_tags): Declare.
4066 (LTO_cgraph_tag_names): Declare.
4067 (LCC_NOT_FOUND): Define.
4069 2009-10-03 Doug Kwan <dougkwan@google.com>
4070 Rafael Espindola <espindola@google.com>
4071 Jan Hubicka <jh@suse.cz>
4072 Diego Novillo <dnovillo@google.com>
4073 Kenneth Zadeck <zadeck@naturalbridge.com>
4075 * passes.c (all_regular_ipa_passes): New.
4076 (all_ipa_passes): Rename to all_small_ipa_passes.
4077 (init_optimization_passes): Init all_regular_ipa_passes.
4078 * tree-pass.h (all_regular_ipa_passes): New.
4079 (all_ipa_passes): Rename to all_small_ipa_passes.
4080 * passes.c (all_lto_gen_passes): New.
4081 (init_optimization_passes): Initialize all_lto_gen_passes.
4082 (execute_ipa_summary_passes): Make non-static.
4083 (ipa_write_summaries_1): New.
4084 (ipa_write_summaries_2): New.
4085 (ipa_write_summaries): New.
4086 (ipa_write_summaries_of_cgraph_node_set): New.
4087 (ipa_read_summaries_1): New.
4088 (ipa_read_summaries): New.
4089 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4090 (execute_regular_ipa_pass_list): Remove.
4091 (init_optimization_passes): Schedule
4092 pass_rebuild_cgraph_edges and pass_early_inline outside
4093 of pass_all_early_optimizations. Document reason.
4094 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4095 pass_ipa_lto_finish_out): New pass.
4096 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4097 (execute_all_ipa_transforms): New.
4098 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4099 (dump_properties, debug_properties): New.
4100 * tree-optimize.c (gate_all_early_local_passes): Return
4101 false if we are in lto1.
4102 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4103 * tree-pass.h (execute_all_ipa_transforms): Declare.
4104 (pass_ipa_function_and_variable_visibility): Declare.
4105 (pass_ipa_early_inline): Declare.
4106 (pass_ipa_lto_gimple_out): Declare.
4107 (pass_ipa_lto_wpa_fixup): Declare.
4108 (pass_ipa_lto_finish_out): Declare.
4109 (all_small_ipa_passes, all_regular_ipa_passes,
4110 all_lto_gen_passes): Declare.
4111 (execute_ipa_summary_passes): Declare.
4112 (execute_all_ipa_transforms): Declare.
4113 (ipa_write_summaries): Declare
4114 (ipa_write_summaries_of_cgraph_node_set): Declare.
4115 (ipa_read_summaries): Declare.
4117 2009-10-03 Doug Kwan <dougkwan@google.com>
4118 Ollie Wild <aaw@google.com>
4120 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4122 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4123 (lto_mode): New variable.
4124 (maybe_run_lto_and_relink): Handle the -fwpa option.
4125 (main): Handle the -fwpa option.
4126 (maybe_unlink_list): New function.
4127 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4128 * common.opt (flto): New flag.
4129 * toplev.c (flag_generate_lto): Declare.
4131 2009-10-03 Simon Baldwin <simonb@google.com>
4133 * common.opt (flto-compression-level): New flag.
4135 * opts.c: Include lto-opts.h.
4136 (handle_option): Call lto_register_user_option for each
4137 valid option handled.
4138 (decode_options): Clear registered options before the options
4141 2009-10-03 Cary Coutant <ccoutant@google.com>
4143 * collect2.c (is_elf): New function.
4144 (scan_prog_file): Require LTO object to be in ELF format.
4146 2009-10-03 Rafael Espindola <espindola@google.com>
4148 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4149 libgcc to the linker.
4151 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4153 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4154 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4156 * collect2.h (collect_execute): Add flags argument.
4157 * tlink.c (tlink_execute): Update call to collect_execute.
4158 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4159 (use_linker_plugin): New.
4160 (use_linker_plugin_spec_function): New.
4161 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4162 (linker_plugin_file_spec): New.
4163 (lto_wrapper_spec): New.
4164 (lto_gcc_spec): New.
4165 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4166 (static_spec_functions): Add use-linker-plugin.
4167 (process_command): Handle -use-linker-plugin.
4168 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4169 linker_plugin_file_spec and lto_gcc_spec.
4170 (use_linker_plugin_spec_function): New.
4172 2009-10-03 Richard Guenther <rguenther@suse.de>
4176 * tree.h (is_lang_specific): Include LANG_TYPE.
4177 * tree.c (find_decls_types_r): Manually add interesting parts
4178 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4180 * gimple.c (type_pair_hash): Make symmetric.
4181 (type_pair_eq): Likewise.
4182 (lookup_type_pair): Increase initial hashtable size.
4183 (gimple_force_type_merge): Rely on type-pair symmetry.
4184 (visit): Remove excessive checking code.
4185 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4186 (gimple_register_type): Remove getenv calls, shrink initial
4190 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4191 inline functions if not generating lto output.
4194 * toplev.c (finalize): In WPA mode remove the asm file.
4196 2009-10-03 Doug Kwan <dougkwan@google.com>
4198 * ipa-inline.c (cgraph_mark_inline): Check
4199 edge->call_stmt_cannot_inline_p instead of calling
4200 gimple_call_cannot_inline_p.
4201 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4202 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4203 (inline_generate_summary): Do nothing in LTRANS.
4204 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4205 exists before calling gimple_call_cannot_inline_p.
4206 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4207 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4208 Update new_edge->lto_stmt_uid.
4209 * cgraphbuild.c (reset_inline_failed): New.
4211 * common.opt (fwpa): New flag.
4212 (fltrans): New option.
4213 * gcc.c (gcc_lto_option_t): New type.
4214 (current_lto_option): New variable.
4215 (lto_single_spec_function): Remove and is replaced by ..
4216 (lto_option_spec_function): New function.
4217 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4218 passing the -flto flag.
4219 (cc1_options): Separate non-LTO related parts into ..
4220 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4221 (lto1_options): New spec for lto FE.
4222 (link_lto_options): New spec for handling LTO flags in linker.
4223 (invoke_lto_single): Re-format to fit in 80 column. Replace
4224 lto-single with lto-option.
4225 (static_specs): Add cc1_non_lto_options, lto1_options and
4227 (static_spec_function): Replace lto-single with lto-option.
4228 (process_command): Handle -flto, -fwpa and -fltran by setting
4229 current_lto_option and not passing it to subprocess unconditionally.
4231 2009-10-03 Bill Maddox <maddox@google.com>
4233 Add `gcc' driver support for link-time code generation (LTO).
4235 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4236 (lto_flag, lto_objects, lto_o_file): New variables.
4237 (struct lto_object, struct lto_object_list): New structures.
4238 (collect_exit, handler): Remove LTO temporary output file on exit.
4239 (add_lto_object): New function.
4240 (maybe_run_lto_and_relink): New function. Perform link time code
4241 generation and relinking for object files containing LTO information.
4242 (main): Invoke maybe_run_lto_and_relink().
4243 (dump_argv): New function. For debugging, currently disabled.
4244 (scan_prog_file): Add LTO information pass.
4245 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4247 * toplev.c (compile_file): Emit assembler directive to create
4248 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4250 2009-10-03 Diego Novillo <dnovillo@google.com>
4252 * c.opt: Add LTO to warn_abi and warn_psabi.
4254 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4255 inline function. Ignore language-specific nodes. Update all users.
4256 (find_decls_types_r): Do not traverse the subtrees of
4257 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4258 * tree.h (is_lang_specific): New.
4259 * langhooks.h (struct lang_hooks_for_decls): Remove
4260 may_need_assembler_name_p. Update all users.
4262 * c-common.c (set_builtin_user_assembler_name): Move ...
4263 * builtins.c (set_builtin_user_assembler_name): ... here.
4264 (is_builtin_name): Add comment
4265 (is_builtin_fn): New.
4266 * except.c (output_ttype): Only call
4267 lookup_type_for_runtime if TYPE is not a runtime type.
4269 * passes.c (register_pass): Call position_pass on
4270 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4271 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4272 (TV_IPA_LTO_DECL_IO): Define.
4273 (TV_IPA_LTO_CGRAPH_IO): Define.
4275 (TV_WHOPR_WPA): Define.
4276 (TV_WHOPR_WPA_IO): Define.
4277 (TV_WHOPR_LTRANS): Define.
4278 (TV_WHOPR_WPA_FIXUP): Define.
4279 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4280 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4281 * tree-flow.h (tree_node_can_be_shared): Declare.
4282 * tree-inline.c (tree_can_inline_p): Check that E has a
4283 statement associated with it.
4284 * tree.c (free_lang_data_in_binf): Factor out of ...
4285 (free_lang_data_in_type): ... here.
4286 Call RECORD_OR_UNION_TYPE_P.
4287 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4288 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4289 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4290 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4291 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4292 (gate_free_lang_data): Return true if flag_generate_lto is set.
4293 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4294 * c-common.h (set_builtin_user_assembler_name): Move ...
4295 * tree.h (set_builtin_user_assembler_name): ... here.
4297 * common.opt (flto-report): New flag.
4298 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4299 * collect2.c (scan_prog_file): Send the error output of
4300 'nm' to HOST_BIT_BUCKET.
4302 2009-10-03 Ollie Wild <aaw@google.com>
4304 * langhooks-def.h (lhd_begin_section): New function declaration.
4305 (lhd_write_section): New function declaration.
4306 (lhd_end_section): New function declaration.
4307 (LANG_HOOKS_BEGIN_SECTION): New macro.
4308 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4309 (LANG_HOOKS_END_SECTION): New macro.
4310 (LANG_HOOKS_LTO): New macro.
4311 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4312 * langhooks.c (output.h): Add include.
4313 (saved_section): New static variable.
4314 (lhd_begin_section): New function.
4315 (lhd_write_section_data): New function.
4316 (lhd_end_section): New function.
4317 * langhooks.h (struct lang_hooks_for_lto): New structure.
4318 (struct lang_hooks): Add member lto.
4319 * Makefile.in (langhooks.o): Add dependency on output.h.
4321 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4323 2009-10-03 Richard Guenther <rguenther@suse.de>
4325 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4328 2009-10-03 Simon Baldwin <simonb@google.com>
4329 Richard Guenther <rguenther@suse.de>
4330 Janis Johnson <janis187@us.ibm.com>
4331 Doug Kwan <dougkwan@google.com>
4332 Diego Novillo <dnovillo@google.com>
4333 Ramana Radhakrishnan <ramana.r@gmail.com>
4334 Ollie Wild <aaw@google.com>
4336 * doc/install.texi: Add documentation for libelf and --enable-lto.
4337 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4338 -flto-report, -flto-compression-level and -use-linker-plugin.
4339 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4340 Add section for LTO Testing.
4342 2009-10-02 Cary Coutant <ccoutant@google.com>
4344 Add support for comdat type sections for DWARF v4.
4345 Merge from dwarf4 branch.
4347 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4348 (dw_die_ref): Define vector type.
4349 (enum dw_val_class): Add dw_val_class_data8.
4350 (struct dw_val_struct): Add v.val_data8.
4351 (comdat_type_node_ref): New type.
4352 (struct die_struct): Move die_symbol into a union; add new field
4353 die_type_node. Change all uses.
4354 (comdat_type_node): New type.
4355 (skeleton_chain_node): New type.
4356 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4357 (comdat_type_list): New variable.
4358 (dwarf_tag_name): Add DW_TAG_type_unit.
4359 (dwarf_attr_name): Add DW_AT_signature.
4360 (add_AT_data8): New function.
4361 (replace_child): New function.
4362 (move_all_children): New function.
4363 (print_signature): New function.
4364 (print_die): Print signature information; add dw_val_class_data8.
4365 (attr_checksum): Support dw_val_class_data8.
4366 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4367 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4368 (checksum_sleb128, checksum_uleb128): New functions.
4369 (checksum_die_context): New function.
4370 (loc_checksum_ordered): New function.
4371 (attr_checksum_ordered): New function.
4372 (struct checksum_attributes): New structure.
4373 (collect_checksum_attributes): New function.
4374 (die_checksum_ordered): New function.
4375 (generate_type_signature): New function.
4376 (same_dw_val_p): Add dw_val_class_data8.
4377 (is_symbol_die): Use new is_declaration_die function.
4378 (is_declaration_die): New function.
4379 (should_move_die_to_comdat): New function.
4380 (clone_die): New function.
4381 (clone_tree): New function.
4382 (clone_as_declaration): New function.
4383 (copy_declaration_context): New function.
4384 (generate_skeleton_ancestor_tree): New function.
4385 (generate_skeleton_bottom_up): New function.
4386 (generate_skeleton): New function.
4387 (remove_child_or_replace_with_skeleton): New function.
4388 (break_out_comdat_types): New function.
4389 (struct decl_table_entry): New type.
4390 (htab_decl_hash): New function.
4391 (htab_decl_eq): New function.
4392 (htab_decl_del): New function.
4393 (copy_ancestor_tree): New function.
4394 (copy_decls_walk): New function.
4395 (copy_decls_for_unworthy_types): New function.
4396 (build_abbrev_table): Don't assert on missing die_symbol when doing
4397 comdat type sections.
4398 (size_of_die): Use DW_FORM_sig8 for external references. Add
4400 (unmark_dies): Don't assert for unmarked dies when doing comdat
4402 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4403 (output_signature): New function.
4404 (output_die): Likewise.
4405 (output_compilation_unit_header): Mark output as DWARF version 3
4406 even if generating DWARF 4.
4407 (output_comdat_type_unit): New function.
4408 (output_line_info): Mark output as DWARF version 3 even if generating
4410 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4412 (dwarf2out_end_source_file): Likewise.
4413 (prune_unused_types_walk_attribs): Don't follow references into
4414 comdat type sections.
4415 (prune_unused_types_mark): When generating type units, do not mark
4416 children of non-defining declarations of types; do mark children of
4418 (prune_unused_types): Process comdat type sections.
4419 (htab_ct_hash): New function.
4420 (htab_ct_eq): New function.
4421 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4422 Add a pointer to the line table from type unit entries so
4423 DW_AT_decl_file has meaning.
4424 * varasm.c (default_elf_asm_named_section): Use identifier name as
4425 comdat key instead of lang hook.
4427 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4429 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4431 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4433 * config/i386/i386.md (SWIM248): New mode iterator.
4434 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4435 divmodhi4 patterns using SWIM248 macro.
4436 (*divmod<mode>4): Macroize insn_and_split pattern from
4437 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4438 and their corresponding splitters usign SWIM248 macro. Split SImode
4439 insn to generate cltd and DImode insn to generate cqto instead of
4440 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4441 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4442 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4443 *divmodsi_noext patterns using SWIM248 macro.
4444 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4445 udivmodhi4 patterns using SWIM248 macro.
4446 (*udivmod<mode>4): Macroize insn_and_split pattern from
4447 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4448 corresponding splitters using SWIM248 macro.
4449 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4450 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4452 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4454 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4455 of zero-sized element is zero-sized regardless of its extent.
4457 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4460 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4461 * configure: Regenerated.
4462 * config.in: Regenerated.
4463 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4464 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4465 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4466 not emitting .eh_frame, emit .cfi_sections .debug_frame
4471 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4472 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4474 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4475 vars use DECL_RTL with resetting it back to NULL afterwards.
4476 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4477 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4478 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4479 the attribute type allows it, otherwise use DW_FORM_dataN.
4480 (mem_loc_descriptor): Handle CONST_STRING.
4481 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4482 Handle MEM with CONST_STRING address using add_AT_string.
4483 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4484 CONST_STRING for const arrays initialized with a string literal.
4485 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4486 (dwarf2out_finish): Call resolve_addr.
4488 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4489 Maxim Kuvyrkov <maxim@codesourcery.com>
4491 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4493 2009-10-02 Nick Clifton <nickc@redhat.com>
4495 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4496 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4498 2009-10-01 Jan Hubicka <jh@suse.cz>
4500 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4501 (cgraph_create_virtual_clone): Just pass redirect_callers
4503 * cgraph.h (cgraph_clone_node): Update prototype.
4504 * ipa-pure-const.c (self_recursive_p): New function.
4505 (propagate): Use it.
4506 * ipa-inline.c (cgraph_clone_inlined_nodes,
4507 cgraph_decide_recursive_inlining): Update.
4509 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4511 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4512 instructions for TARGET_OCTEON.
4514 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4516 * config/arm/arm.c (arm_override_options): Turn off
4517 flag_dwarf2_cfi_asm for AAPCS variants.
4519 2009-10-01 Martin Jambor <mjambor@suse.cz>
4522 * tree-sra.c (convert_callers): Do not call
4523 compute_inline_parameters on one caller more than once.
4525 2009-10-01 Nick Clifton <nickc@redhat.com>
4527 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4528 an empty string if not already defined.
4530 2009-10-01 Martin Jambor <mjambor@suse.cz>
4533 * tree-sra.c (is_va_list_type): New function.
4534 (find_var_candidates): Call is_va_list_type.
4535 (find_param_candidates): Check that the type or the type pointed
4536 to are not va_list types.
4538 2009-10-01 Martin Jambor <mjambor@suse.cz>
4541 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4542 DECL_ARTIFICIAL (param_decl) is true.
4544 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4546 * tree.h (tree_decl_common::lang_flag_8): New.
4547 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4549 * c-common.h (RID_CONSTEXPR): New.
4551 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4553 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4554 Use ref-all pointers.
4555 (alpha_gimplify_va_arg): Ditto.
4557 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4560 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4561 before insn counting loop now that BB_END (bb) is counted. Ensure
4562 the return value isn't zero.
4564 2009-09-30 Nick Clifton <nickc@redhat.com>
4566 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4567 with separate definitions of c_target_objs and cxx_target_objs.
4568 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4570 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4571 sh_symbian_import_export_class.
4572 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4573 * config/sh/symbian.c: Delete, moving code into...
4574 * config/sh/symbian-base.c: ... here
4575 * config/sh/symbian-c.c: ... and here
4576 * config/sh/symbian-cxx.c: ... and here.
4578 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4581 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4582 of plus RTX into register.
4584 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4586 * doc/install.texi: Linguistic and markup fixes.
4587 (Configuration) <--disable-cpp>: Remove description.
4588 <--enable-maintainer-mode>: Autotools files are affected, too.
4589 <--with-sysroot>: Improve description.
4590 (Building): Bump required GNU make version.
4592 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4594 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4595 (x86_64-*-*): Ditto.
4597 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4598 intrinisics for FMA4.
4599 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4600 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4601 Add FMA4 check and fma4intrin.h.
4602 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4604 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4605 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4606 constant for FMA4 support.
4607 (UNSPEC_FMA4_FMADDSUB): Ditto.
4608 (UNSPEC_FMA4_FMSUBADD): Ditto.
4609 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4610 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4611 (ix86_expand_fma4_multiple_memory): Ditto.
4612 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4613 (OPTION_MASK_ISA_FMA4_UNSET): New.
4614 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4615 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4616 (ix86_handle_option): Handle -mfma4.
4617 (isa_opts): Handle -mfma4.
4618 (enum pta_flags): Add PTA_FMA4.
4619 (override_options): Add FMA4 support.
4620 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4621 (IX86_BUILTIN_VFMADDSD): Ditto.
4622 (IX86_BUILTIN_VFMADDPS): Ditto.
4623 (IX86_BUILTIN_VFMADDPD): Ditto.
4624 (IX86_BUILTIN_VFMSUBSS): Ditto.
4625 (IX86_BUILTIN_VFMSUBSD): Ditto.
4626 (IX86_BUILTIN_VFMSUBPS): Ditto.
4627 (IX86_BUILTIN_VFMSUBPD): Ditto.
4628 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4629 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4630 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4631 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4632 (IX86_BUILTIN_VFNMADDSS): Ditto.
4633 (IX86_BUILTIN_VFNMADDSD): Ditto.
4634 (IX86_BUILTIN_VFNMADDPS): Ditto.
4635 (IX86_BUILTIN_VFNMADDPD): Ditto.
4636 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4637 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4638 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4639 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4640 (IX86_BUILTIN_VFMADDPS256): Ditto.
4641 (IX86_BUILTIN_VFMADDPD256): Ditto.
4642 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4643 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4644 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4645 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4646 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4647 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4648 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4649 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4650 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4651 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4652 (enum multi_arg_type): New enum for describing the various FMA4
4653 intrinsic argument types.
4654 (bdesc_multi_arg): New table for FMA4 intrinsics.
4655 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4656 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4658 (ix86_expand_builtin): Add FMA4 intrinsic support.
4659 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4660 operand instructions.
4661 (ix86_expand_fma4_multiple_memory): New function to split the
4662 second memory reference from FMA4 instructions.
4663 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4664 (ssemodesuffixf2s): Ditto.
4665 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4667 (fma4_fmsub<mode>4): Ditto.
4668 (fma4_fnmadd<mode>4): Ditto.
4669 (fma4_fnmsub<mode>4): Ditto.
4670 (fma4_vmfmadd<mode>4): Ditto.
4671 (fma4_vmfmsub<mode>4): Ditto.
4672 (fma4_vmfnmadd<mode>4): Ditto.
4673 (fma4_vmfnmsub<mode>4): Ditto.
4674 (fma4_fmadd<mode>4256): Ditto.
4675 (fma4_fmsub<mode>4256): Ditto.
4676 (fma4_fnmadd<mode>4256): Ditto.
4677 (fma4_fnmsub<mode>4256): Ditto.
4678 (fma4_fmaddsubv8sf4): Ditto.
4679 (fma4_fmaddsubv4sf4): Ditto.
4680 (fma4_fmaddsubv4df4): Ditto.
4681 (fma4_fmaddsubv2df4): Ditto.
4682 (fma4_fmsubaddv8sf4): Ditto.
4683 (fma4_fmsubaddv4sf4): Ditto.
4684 (fma4_fmsubaddv4df4): Ditto.
4685 (fma4_fmsubaddv2df4): Ditto.
4686 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4687 instructions for intrinsics.
4688 (fma4i_fmsub<mode>4): Ditto.
4689 (fma4i_fnmadd<mode>4): Ditto.
4690 (fma4i_fnmsub<mode>4): Ditto.
4691 (fma4i_vmfmadd<mode>4): Ditto.
4692 (fma4i_vmfmsub<mode>4): Ditto.
4693 (fma4i_vmfnmadd<mode>4): Ditto.
4694 (fma4i_vmfnmsub<mode>4): Ditto.
4695 (fma4i_fmadd<mode>4256): Ditto.
4696 (fma4i_fmsub<mode>4256): Ditto.
4697 (fma4i_fnmadd<mode>4256): Ditto.
4698 (fma4i_fnmsub<mode>4256): Ditto.
4699 (fma4i_fmaddsubv8sf4): Ditto.
4700 (fma4i_fmaddsubv4sf4): Ditto.
4701 (fma4i_fmaddsubv4df4): Ditto.
4702 (fma4i_fmaddsubv2df4): Ditto.
4703 (fma4i_fmsubaddv8sf4): Ditto.
4704 (fma4i_fmsubaddv4sf4): Ditto.
4705 (fma4i_fmsubaddv4df4): Ditto.
4706 (fma4i_fmsubaddv2df4): Ditto.
4708 * doc/invoke.texi (-mfma4): Add documentation.
4709 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4711 2009-09-29 Richard Henderson <rth@redhat.com>
4713 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4714 an edge to the new destination block.
4716 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4719 * pa.c (hppa_profile_hook): Use
4720 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4722 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4723 Alexander Monakov <amonakov@ispras.ru>
4726 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4727 (not_postinc_memory_operand): New.
4728 (not_postinc_move_operand): New.
4729 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4730 (*cmovsi_internal): Ditto.
4732 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4734 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4735 restrict issue_rate in first pass when scheduling for register
4738 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4739 Rafael Avila de Espindola <espindola@google.com>
4741 * gengtype.c (plugin_output): New.
4742 (get_output_file_with_visibility): Return plugin_output for plugins.
4743 (main): Parse and use the -P option.
4744 * gty.texi: Update the command line format.
4746 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4749 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4751 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4752 out if !const_ok_for_output.
4755 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4756 case VAR_LOCATION>: Remove gcc_unreachable ().
4758 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4760 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4761 (x86_64-*-*): Ditto.
4762 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4763 back to smmintrin.h.
4764 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4765 * config/i386/x86intrin.h: Remove SSE5.
4766 * config/i386/mmintrin-common.h: Delete file.
4767 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4769 2009-09-29 Richard Guenther <rguenther@suse.de>
4771 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4772 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4774 2009-09-29 Nick Clifton <nickc@redhat.com>
4776 * function.c (current_function_name): If there is no current
4777 function just return "<none>".
4779 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4781 * tree-pass.h (register_pass_info): New structure.
4782 (pass_positioning_ops): Move enum from gcc-plugin.h.
4783 (register_pass): New function.
4784 * gcc-plugin.h (plugin_pass): Delete structure.
4785 (pass_positioning_ops): Delete enum.
4786 * plugin.c (regsiter_pass): Delete function.
4787 (position_pass): Delete function.
4788 (added_pass_nodes): Delete variable.
4789 (prev_added_pass_nodes): Delete variable.
4790 (pass_list_node): Delete structure.
4791 * passes.c (make_pass_instance): New function.
4792 (next_pass_1): Change to call make_pass_instance.
4793 (pass_list_node): Move structure from gcc-plugin.h.
4794 (added_pass_nodes): Move variable from plugin.c.
4795 (prev_added_pass_nodes): Move variable from plugin.c.
4796 (position_pass): New function.
4797 (register_pass): New function.
4799 2009-09-28 Easwaran Raman <eraman@google.com>
4801 * ifcvt.c (noce_try_abs): Recognize pattern and call
4802 expand_one_cmpl_abs_nojump.
4803 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4804 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4806 2009-09-28 Ian Lance Taylor <iant@google.com>
4809 * c-opts.c (c_common_handle_option): Don't set
4810 warn_jump_misses_init for -Wall.
4811 * doc/invoke.texi (Warning Options): Update documentation.
4813 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4815 * Makefile.in ($(out_object_file)): Depend on
4816 gt-$(basename $(notdir $(out_file))).h.
4818 2009-09-28 Richard Henderson <rth@redhat.com>
4820 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4821 * except.c (gen_eh_region): Set it.
4822 (duplicate_eh_regions_1): Copy it.
4823 * tree-eh.c (lower_resx): Use it to determine which function
4826 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4827 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4828 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4829 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4830 BUILT_IN_CXA_END_CLEANUP if necessary.
4832 * c-common.c (c_define_builtins): Update call to
4833 build_common_builtin_nodes.
4835 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4837 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4839 2009-09-28 Michael Matz <matz@suse.de>
4841 * builtins.c (interclass_mathfn_icode): New helper.
4842 (expand_builtin_interclass_mathfn): Use it here, and split folding
4844 (fold_builtin_interclass_mathfn): ... this new folder.
4845 (build_call_nofold_loc): New static helper.
4846 (build_call_nofold): New wrapper macro for above.
4847 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4848 (expand_builtin_pow): Ditto.
4849 (expand_builtin_memset_args): Ditto.
4850 (expand_builtin_printf): Ditto.
4851 (expand_builtin_fprintf): Ditto.
4852 (expand_builtin_sprintf): Ditto.
4853 (expand_builtin_memory_chk): Ditto.
4854 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4855 (expand_builtin_stpcpy): Ditto.
4856 (expand_builtin_strcmp): Ditto.
4857 (expand_builtin_strncmp): Ditto.
4858 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4859 (expand_builtin_strcpy_args): Don't call folders.
4860 (expand_builtin_memcmp): Ditto.
4861 (expand_builtin_strncpy): Ditto, and use target.
4862 (expand_builtin_memcpy): Ditto.
4863 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4864 expand_builtin_strpbrk, expand_builtin_memmove,
4865 expand_builtin_memmove_args, expand_builtin_bcopy,
4866 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4867 expand_builtin_strspn, expand_builtin_strcspn,
4868 expand_builtin_fputs): Remove these.
4869 (expand_builtin): Don't call the above, change calls to other
4870 expanders that changed prototype.
4871 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4872 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4873 fold_builtin_interclass_mathfn.
4874 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4875 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4877 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4878 * passes.c (init_optimization_passes): Move pass_fold_builtins
4879 after last phiopt pass.
4880 * tree-inline.c (fold_marked_statements): When folding builtins
4881 iterate over all instruction potentially generated.
4882 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4884 (fold_gimple_call): Use it to always fold calls (into potentially
4885 multiple instructions).
4886 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4887 calls into zero at this time.
4888 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4889 statements generated by builtin folding.
4891 2009-09-28 Nick Clifton <nickc@redhat.com>
4893 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4895 2009-09-28 Duncan Sands <baldrick@free.fr>
4897 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4898 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4899 (register_callback): Dispatch it.
4900 (invoke_plugin_callbacks): Incorporate in sanity check.
4901 * ggc.h (ggc_register_cache_tab): Add declaration.
4902 * ggc-common.c (ggc_register_root_tab): Simplify.
4903 (const_ggc_cache_tab_t): New typedef.
4904 (extra_cache_vec): New vector of dynamically added cache tables.
4905 (ggc_register_cache_tab): New function.
4906 (ggc_scan_cache_tab): New function.
4907 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4908 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4910 2009-09-27 Richard Henderson <rth@redhat.com>
4912 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4913 which we remove __builtin_stack_restore.
4915 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4917 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4918 to test for GRD_INVARIANT.
4919 (simple_rhs_p): Anything that's function_invariant_p is fine.
4921 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4923 * gengtype.c (main): Use plunge_files instead of plugin_output.
4925 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4926 Rafael Avila de Espindola <espindola@google.com>
4928 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4929 Don't print pch related info if it is false.
4930 (main): Don't print pch info in plugin mode.
4932 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4934 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4935 with dw_val_class_const_double.
4936 (struct dw_val_struct): Replace val_long_long with val_double and
4937 adjust for above change.
4938 (output_loc_operands): Likewise.
4939 (add_AT_long_long): Rename into...
4940 (add_AT_double): ...this.
4941 (print_die): Replace dw_val_class_long_long with
4942 dw_val_class_const_double and adjust.
4943 (attr_checksum): Likewise.
4944 (same_dw_val_p): Likewise.
4945 (size_of_die): Likewise.
4946 (value_format): Likewise.
4947 (output_die): Likewise.
4948 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4949 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4950 instead of add_AT_long_long.
4951 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4952 value with the precision of its type.
4954 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4957 * c-typeck.c (build_conditional_expr): Use the readonly and
4958 volatile flags of the operand types, not of the operands itself.
4960 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4962 * collect2.c (main): Look for -brtl before adding libraries.
4964 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4966 * config.gcc: Update OpenBSD targets.
4967 * config/openbsd-stdint.h: New file.
4968 * config/openbsd-libpthread.h: New file.
4969 * config/openbsd.h: Update and break out LIB_SPEC definition.
4970 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4971 * config/i386/openbsdelf.h: Correct types.
4972 * config/m68k/openbsd.h: Likewise.
4973 * config/mips/openbsd.h: Likewise.
4974 * config/vax/openbsd.h: Likewise.
4976 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4978 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4979 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4980 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4981 of the length and zero.
4983 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4985 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4986 (FLAGS_H): Add options.h $(REAL_H).
4987 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4988 (TREE_VECTORIZER_H): New.
4989 (EBITMAP_H): Renamed from EBIMAP_H.
4990 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4991 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4992 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4993 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4994 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4995 (graphite-clast-to-gimple.o, graphite-dependences.o)
4996 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4997 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4998 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4999 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5000 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5001 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5002 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5003 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5004 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5005 updated and fixed as per above changes and per
5006 check_makefile_deps.sh output.
5009 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5010 * configure: Regenerate.
5012 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5014 * doc/install.texi: Update minimum MPC version to 0.7.
5016 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5018 * doc/install.texi (Binaries): Remove reference to the binary
5019 distribution CD-ROM from the FSF.
5021 2009-09-26 Michael Matz <matz@suse.de>
5025 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5026 that are mentioned in the body.
5028 2009-09-26 Michael Matz <matz@suse.de>
5030 PR tree-optimization/41454
5031 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5032 (tree_ssa_dominator_optimize): Don't allocate and free it.
5033 (dom_opt_leave_block): Don't iterate over it.
5034 (eliminate_redundant_computations): Don't return a value.
5035 (cprop_operand, cprop_into_stmt): Ditto.
5036 (optimize_stmt): Don't defer updating stmts.
5038 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5040 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5041 generic_parameter_die, template_parameter_pack_die,
5042 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5043 renaming DW_TAG_formal_parameter_pack and
5044 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5045 and DW_TAG_GNU_template_parameter_pack.
5047 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5049 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5050 * config/v850/v850.c (v850_function_value): New function.
5051 (TARGET_FUNCTION_VALUE): Define.
5053 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5055 * tree-vect-stmts.c (vectorizable_call): Call
5056 mark_symbols_for_renaming after vect_finish_stmt_generation.
5058 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5059 to loc_descriptor_from_tree.
5060 (add_location_or_const_value_attribute): Pass 0 instead of 2
5061 for decl_by_reference_p decls.
5063 2009-09-25 Richard Guenther <rguenther@suse.de>
5066 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5069 2009-09-25 Ben Elliston <bje@au.ibm.com>
5071 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5074 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5076 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5077 form of instruction.
5079 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5082 * fold-const.c (const_binop): Handle complex int division.
5083 * tree-complex.c (expand_complex_div_straight,
5084 expand_complex_div_wide): Update comments.
5086 2009-09-24 DJ Delorie <dj@redhat.com>
5089 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5090 (reg_class): Likewise.
5091 (REG_CLASS_NAMES): Likewise.
5092 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5093 (m32c_override_options): Disable -fivopts for M32C.
5095 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5097 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5098 Delete VSX load/store with update support.
5099 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5100 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5104 (VStype_load_update): Ditto.
5105 (VStype_store_update): Ditto.
5106 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5107 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5109 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5110 load/store with update builtins.
5112 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5114 * libgcc2.c (L_trampoline): Prototype for getpagesize
5115 and mprotect in WINNT case.
5117 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5119 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5120 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5121 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5122 'outgoing' argument.
5123 (TARGET_FUNCTION_VALUE): Define.
5125 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5127 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5129 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5132 * common.opt: Initialize dwarf_strict to -1.
5133 * toplev.c (process_options): Catch unset dwarf_strict
5134 and set to 0 for all targets not overriding.
5135 * config/darwin.c (darwin_override_options): Catch unset
5136 dwarf_strict and override to 1.
5138 2009-09-24 Jeff Law <law@redhat.com>
5140 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5142 2009-09-24 Richard Guenther <rguenther@suse.de>
5144 PR tree-optimization/36143
5145 PR tree-optimization/38747
5146 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5147 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5149 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5152 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5153 return false instead of gcc_unreachable (). For CONST return the
5154 value returned by recursive call instead of always returning true.
5155 (tree_add_const_value_attribute): Return the value returned by
5156 add_const_value_attribute instead of always returning true if rtl
5159 2009-09-23 Justin Seyster <jrseys@gmail.com>
5161 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5163 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5165 * cgraphunit.c (cgraph_lower_function): Revert last change.
5166 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5167 instead of DECL_NO_STATIC_CHAIN.
5168 * tree-cfg.c (verify_gimple_call): Likewise.
5169 * tree-nested.c (get_chain_decl, get_chain_field,
5170 convert_tramp_reference_op, convert_gimple_call): Likewise.
5171 (convert_all_function_calls): Likewise. Always set or clear
5172 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5173 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5174 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5176 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5177 DECL_NO_STATIC_CHAIN.
5178 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5179 instead of DECL_NO_STATIC_CHAIN.
5180 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5181 decl_function_context.
5182 * varasm.c (initializer_constant_valid_p): Likewise.
5183 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5184 (DECL_STATIC_CHAIN): ... this.
5185 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5186 instead of DECL_NO_STATIC_CHAIN.
5188 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5189 Rafael Avila de Espindola <espindola@google.com>
5191 * gengtype.c (nb_plugin_files): Make it unsigned to match
5192 num_gt_files. Adjust other variables to avoid warnings.
5193 (main): Allocate an all zero lang_bitmap before each plugin file name
5194 to match regular file names.
5196 2009-09-23 Richard Henderson <rth@redhat.com>
5198 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5199 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5200 static chain passed in memory.
5201 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5202 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5203 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5204 STATIC_CHAIN_REGNUM defined.
5206 * config/picochip/picochip-protos.h: s/class/klass/.
5207 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5208 (picochip_static_chain): New.
5209 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5210 (STATIC_CHAIN_INCOMING): Remove.
5212 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5213 (xtensa_static_chain): New.
5214 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5215 (STATIC_CHAIN_INCOMING): Remove.
5217 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5219 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5220 * config/pa/pa-protos.h (function_value): Remove.
5221 * config/pa/pa.c (pa_function_value): Rename from function_value.
5222 Make static, add 'outgoing' argument.
5223 (TARGET_FUNCTION_VALUE): Define.
5225 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5227 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5228 instead of cfun->machine->is_leaf.
5229 * config/avr/avr.h (machine_function): Remove is_leaf field.
5231 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5234 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5235 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5236 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5237 the same size, prefer DW_OP_stack_value.
5238 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5239 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5241 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5244 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5246 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5249 * cfgexpand.c (convert_debug_memory_address): New.
5250 (expand_debug_expr): Convert base address and offset to the same
5251 mode. Use it to convert addresses to other modes. Accept
5254 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5257 * function.h (types_used_by_vars_hash): Declare new hash table.
5258 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5259 equality and hash function for the hash table.
5260 (types_used_by_cur_var_decl): Declare a new global chained list.
5261 (types_used_by_var_decl_insert): Declare new function.
5262 * function.c (types_used_by_vars_hash): Define the hashtable ...
5263 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5264 its equality and hash functions.
5265 (hash_types_used_by_vars_entry): New hash helper.
5266 (types_used_by_cur_var_decl): Define the global chained list.
5267 (used_types_insert): Update the list of types used by the global
5268 variable being parsed.
5269 (types_used_by_var_decl_insert): Define new function.
5270 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5271 * c-common.c (record_types_used_by_current_var_decl): ... new
5273 * c-decl.c (finish_decl): Record the types used by the global
5274 variable declaration we've just parsed.
5275 * dwarf2out.c (premark_used_types): Insert a new line between
5276 comment and function.
5277 (premark_used_types_helper): Fix comment.
5278 (premark_types_used_by_global_vars_helper,
5279 premark_types_used_by_global_vars): New functions.
5280 (prune_unused_types): Do not prune types used by global variables.
5282 2009-09-23 Richard Guenther <rguenther@suse.de>
5284 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5285 produced for bigendian targets with promoted subregs.
5287 2009-09-23 Richard Guenther <rguenther@suse.de>
5289 * value-prof.c (gimple_ic): Purge old EH edges only after building
5292 2009-09-23 Nick Clifton <nickc@redhat.com>
5294 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5296 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5299 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5302 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5303 on non-nested functions.
5305 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5306 Jan Hubicka <jh@suse.cz>
5308 * dwarf2out.c (loc_list_plus_const): Only define if
5309 DWARF2_DEBUGGING_INFO.
5310 (address_of_int_loc_descriptor): Likewise.
5313 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5315 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5318 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5319 constant is more than zero.
5321 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5324 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5325 call final to emit non-scheduled prologue, instead insert at entry.
5327 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5328 Joseph S. Myers <joseph@codesourcery.com>
5330 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5332 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5333 Rafael Avila de Espindola <espindola@google.com>
5335 * gengtype.c (is_file_equal): New function.
5336 (close_output_files): Use is_file_equal. Free of->buf.
5338 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5339 Rafael Avila de Espindola <espindola@google.com>
5341 * gengtype.c (write_types, write_local): Add the output_header
5342 argument. Update all callers.
5344 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5346 * dwarf2out.c (template_parameter_pack_die,
5347 gen_formal_parameter_pack_die ): New functions.
5348 (make_ith_pack_parameter_name): Remove this function.
5349 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5350 DW_TAG_formal_parameter_pack.
5351 (gen_generic_params_dies): Represent each template parameter pack
5352 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5353 represented by usual DW_TAG_template_*_parameter DIEs that are
5354 children of the DW_TAG_template_parameter_pack element DIE.
5355 (generic_parameter_die): This doesn't deal with parameter pack
5356 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5357 of parameter pack DIEs.
5358 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5359 in certain cases, e.g. for pack elements.
5360 (gen_formal_types_die, gen_decl_die): Adjust usage of
5361 gen_formal_parameter_die.
5362 (gen_subprogram_die): Represent each function parameter pack by a
5363 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5364 represented by usual DW_TAG_formal_parameter DIEs that are children
5365 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5366 ____builtin_va_alist decls as no part of the compiler uses those
5368 * langhooks.h (struct lang_hooks_for_decls): Add
5369 function_parm_expanded_from_pack_p, get_generic_function_decl
5370 and function_parameter_pack_p hooks. Fix comment for
5371 get_innermost_generic_parms hook.
5372 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5373 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5374 macros and use them to initialize lang_hook.
5376 2009-09-22 Richard Henderson <rth@redhat.com>
5378 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5379 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5380 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5381 on TRAMPOLINE_TEMPLATE.
5382 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5383 TRAMPOLINE_ADJUST_ADDRESS.
5384 * targhooks.c (default_asm_trampoline_template): Remove.
5385 (default_trampoline_adjust_address): Remove.
5386 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5387 * targhooks.h: Update decls.
5389 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5391 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5392 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5393 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5395 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5398 * reload1.c (reload): Reset debug insns with pseudos without
5401 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5403 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5404 unconditional true for decimal float modes.
5405 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5406 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5408 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5410 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5411 Enable a new case for __FreeBSD__ >= 7.
5412 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5413 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5414 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5415 and USE_LD_AS_NEEDED.
5417 * doc/install.texi (*-*-freebsd*): Update target information.
5419 2009-09-22 Richard Guenther <rguenther@suse.de>
5422 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5423 arrays really properly.
5425 2009-09-22 Richard Henderson <rth@redhat.com>
5428 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5429 calls.static_chain, calls.trampoline_init,
5430 calls.trampoline_adjust_address.
5431 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5432 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5433 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5434 * builtins.c (expand_builtin_setjmp_receiver): Use
5435 targetm.calls.static_chain; only clobber registers.
5436 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5437 set up memory attributes properly for the trampoline block.
5438 (expand_builtin_adjust_trampoline): Use
5439 targetm.calls.trampoline_adjust_address.
5440 * calls.c (prepare_call_address): Add fndecl argument. Use
5441 targetm.calls.static_chain.
5442 * df-scan.c (df_need_static_chain_reg): Remove.
5443 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5444 consolodate static chain handling.
5445 * doc/tm.texi: Document new hooks.
5446 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5447 (init_emit_regs): Don't initialize them.
5448 * expr.h (prepare_call_address): Update decl.
5449 * final.c (profile_function): Use targetm.calls.static_chain.
5450 * function.c (expand_function_start): Likewise.
5451 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5452 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5453 only clobber registers.
5454 * targhooks.c (default_static_chain): New.
5455 (default_asm_trampoline_template, default_trampoline_init): New.
5456 (default_trampoline_adjust_address): New.
5457 * targhooks.h: Declare them.
5458 * varasm.c (assemble_trampoline_template): Use
5459 targetm.asm_out.trampoline_template. Make the memory block const
5462 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5463 alpha_initialize_trampoline. Make static. Merge VMS parameter
5464 differences into the TARGET_ABI_OPEN_VMS code block.
5465 (TARGET_TRAMPOLINE_INIT): New.
5466 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5467 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5468 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5469 (INITIALIZE_TRAMPOLINE): Remove.
5471 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5472 (TRAMPOLINE_TEMPLATE): Merge with ...
5473 (INITIALIZE_TRAMPOLINE): ... this and move ...
5474 * config/arc/arc.c (arc_trampoline_init): ... here.
5475 (TARGET_TRAMPOLINE_INIT): New.
5477 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5478 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5479 (arm_asm_trampoline_template): New.
5480 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5481 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5482 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5483 code to arm_asm_trampoline_template.
5484 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5485 arm_trampoline_adjust_address.
5486 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5487 adjust for target hook parameters.
5489 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5492 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5493 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5494 (bfin_trampoline_init): Rename from initialize_trampoline;
5495 make static; update for target hook parameters.
5496 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5497 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5498 bfin_asm_trampoline_template.
5499 (INITIALIZE_TRAMPOLINE): Remove.
5501 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5502 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5503 cris_trampoline_init): New.
5504 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5505 cris_asm_trampoline_template.
5506 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5507 adjust for target hook parameters.
5509 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5511 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5512 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5513 fr30_trampoline_init): New.
5514 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5515 fr30_asm_trampoline_template.
5516 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5517 adjust for target hook parameters.
5519 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5520 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5521 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5522 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5523 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5525 * config/h8300/h8300.c (h8300_trampoline_init): New.
5526 (TARGET_TRAMPOLINE_INIT): New.
5527 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5528 to h8300_trampoline_init and adjust for hook parameters.
5530 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5531 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5532 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5533 make static; adjust for hook parameters.
5534 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5536 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5537 (TARGET_TRAMPOLINE_INIT): New.
5538 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5539 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5540 iq2000_asm_trampoline_template.
5541 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5542 (TRAMPOLINE_CODE_SIZE): New.
5543 (TRAMPOLINE_SIZE): Use it.
5544 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5546 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5547 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5548 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5549 adjust for hook parameters.
5550 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5552 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5553 (m32r_trampoline_init): New.
5554 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5555 m32r_trampoline_init.
5557 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5558 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5559 make static; update for hook parameters.
5560 * config/m68hc11/m68hc11-protos.h: Update.
5561 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5563 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5564 (TARGET_TRAMPOLINE_INIT): New.
5565 (mcore_function_value): Fix typo.
5566 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5567 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5568 to mcore_asm_trampoline_template.
5569 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5571 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5572 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5573 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5574 update for hook parameters.
5575 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5577 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5578 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5579 mips_trampoline_init): New.
5580 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5581 mips_asm_trampoline_template.
5582 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5583 update for hook parameters.
5585 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5586 (TARGET_TRAMPOLINE_INIT): New.
5587 (mmix_trampoline_size): Remove.
5588 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5589 make static. Remove out-of-date tetra vs octa comment.
5590 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5591 make static; update for hook parameters.
5592 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5593 (INITIALIZE_TRAMPOLINE): Remove.
5594 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5595 (TRAMPOLINE_ALIGNMENT): New.
5596 * gcc/config/mmix/mmix-protos.h: Update.
5598 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5599 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5600 mn10300_trampoline_init): New.
5601 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5602 mn10300_asm_trampoline_template.
5603 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5605 * config/moxie/moxie.c (moxie_static_chain,
5606 moxie_asm_trampoline_template, moxie_trampoline_init,
5607 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5608 TARGET_TRAMPOLINE_INIT): New.
5609 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5610 moxie_trampoline_init.
5611 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5612 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5614 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5615 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5616 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5617 pa_trampoline_adjust_address): New.
5618 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5619 pa_asm_trampoline_template.
5620 (TRAMPOLINE_ALIGNMENT): New.
5621 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5622 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5623 adjust for hook parameters.
5624 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5626 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5627 (TARGET_TRAMPOLINE_INIT): New.
5628 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5629 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5631 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5633 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5634 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5635 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5636 make static; adjust parameters for the hook.
5637 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5639 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5640 s390_trampoline_template; make static.
5641 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5642 make static; adjust for target hook.
5643 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5644 * config/s390/s390-protos.h: Remove trampoline decls.
5645 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5646 (TRAMPOLINE_TEMPLATE): Remove.
5647 (TRAMPOLINE_ALIGNMENT): New.
5649 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5650 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5651 (TARGET_TRAMPOLINE_INIT): New.
5652 (score_asm_trampoline_template): New.
5653 (score_trampoline_init): Rename from score_initialize_trampoline;
5654 make static; adjust for hook parameters.
5655 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5656 score[37]_asm_trampoline_template.
5657 (INITIALIZE_TRAMPOLINE): Remove.
5658 * config/score/score3.c (score3_asm_trampoline_template): New.
5659 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5660 adjust for target hook.
5661 * config/score/score7.c (score7_asm_trampoline_template): New.
5662 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5663 adjust for target hook.
5664 * config/score/score3.h, config/score/score7.h: Update.
5666 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5667 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5668 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5669 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5670 make static; adjust for target hook parameters.
5671 (sh_trampoline_adjust_address): New.
5672 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5673 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5675 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5676 (sparc32_initialize_trampoline): Rename from
5677 sparc_initialize_trampoline; make static; replace tramp parameter
5678 with m_tramp and update memory accesses.
5679 (sparc64_initialize_trampoline): Similarly.
5680 (sparc_trampoline_init): New.
5681 * config/sparc/sparc-protos.h: Remove trampoline decls.
5682 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5683 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5685 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5686 (array_to_constant): Make ARR parameter const.
5687 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5688 make static; update for hook parameters.
5689 * config/spu/spu-protos.h: Update decls.
5690 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5692 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5693 from xstormy16_initialize_trampoline; make static; update for
5695 (TARGET_TRAMPOLINE_INIT): New.
5696 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5698 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5699 (TARGET_TRAMPOLINE_INIT): New.
5700 (v850_can_eliminate): Make static.
5701 (v850_asm_trampoline_template, v850_trampoline_init): New.
5702 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5703 v850_asm_trampoline_template.
5704 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5705 and adjust for target hook parameters.
5707 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5708 (TARGET_TRAMPOLINE_INIT): New.
5709 (vax_asm_trampoline_template, vax_trampoline_init): New.
5710 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5711 vax_asm_trampoline_template.
5712 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5714 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5715 (TARGET_TRAMPOLINE_INIT): New.
5716 (xtensa_asm_trampoline_template): Rename from
5717 xtensa_trampoline_template; make static.
5718 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5719 make static; update for hook parameters.
5720 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5721 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5722 (INITIALIZE_TRAMPOLINE): Remove.
5724 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5725 error for nested functions with regparm=3.
5726 (ix86_compute_frame_layout): Adjust frame pointer offset for
5727 ix86_static_chain_on_stack.
5728 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5729 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5730 don't reset to UNITS_PER_WORD.
5731 (ix86_emit_leave): Adjust ix86_cfa_state.
5732 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5733 (ix86_static_chain): New.
5734 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5735 make static; update for target hook parameters; use ix86_static_chain.
5736 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5737 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5738 (INITIALIZE_TRAMPOLINE): Remove.
5739 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5740 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5741 to the end. Add static_chain_on_stack.
5742 (ix86_static_chain_on_stack): New.
5744 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5745 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5746 (m68k_trampoline_init): New.
5747 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5748 m68k_trampoline_init and adjust for hook parameters.
5749 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5750 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5752 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5754 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5755 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5757 * reload1.c (reload): Call wrap_constant when substituting
5758 reg for equiv inside of DEBUG_INSNs.
5761 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5762 add_call_src_coords_attributes, add_high_low_attributes,
5763 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5764 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5765 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5766 when -gdwarf-2 -gstrict-dwarf.
5767 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5768 -gdwarf-[23] -gstrict-dwarf.
5769 (address_of_int_loc_descriptor, loc_descriptor,
5770 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5771 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5772 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5774 2009-09-22 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/41428
5777 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5778 (ccp_finalize): Pass it to substitute_and_fold.
5780 2009-09-22 Richard Guenther <rguenther@suse.de>
5782 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5783 (substitute_and_fold): Adjust prototype.
5784 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5785 (simplify_stmt_using_ranges): Likewise.
5786 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5787 (vrp_fold_stmt): New function.
5788 (vrp_finalize): Pass it to substitute_and_fold.
5789 * tree-flow.h (vrp_evaluate_conditional): Remove.
5790 (simplify_stmt_using_ranges): Likewise.
5791 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5792 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5793 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5795 (fold_predicate_in): Move to tree-vrp.c.
5796 (substitute_and_fold): Use the callback instead of calling into
5797 tree-vrp.c functions directly.
5799 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5801 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5802 comparison warning on rs6000.
5805 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5806 GIMPLE_EH_MUST_NOT_THROW cleanup.
5807 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5809 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5812 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5813 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5814 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5815 libSystem which is derived from the gcc 4.2.1 unwinder.
5817 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5820 * varasm.c (default_encode_section_info): Copy TLS model into
5821 sym_ref flags regardless of backend support for TLS, for all
5822 model types except TLS_MODEL_EMULATED.
5824 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5827 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5828 we can handle it correctly.
5830 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5832 * doc/install.texi (os2): Remove section.
5834 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5836 * doc/standards.texi (Objective-C): Adjust two URLs.
5838 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5840 * tree-tailcall.c (process_assignment): Don't check if a
5841 multiplication or an addition are already present.
5842 (find_tail_calls): Combine multiple additions and multiplications.
5843 (adjust_accumulator_values): Emit accumulators.
5845 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5847 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5848 xmm register restore.
5850 2009-09-21 Jan Hubicka <jh@suse.cz>
5852 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5853 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5856 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5858 * stor-layout.c (layout_type): Remove obsolete code.
5860 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5863 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5865 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5868 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5869 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5870 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5871 * fold-const.c (const_binop): Likewise.
5872 * real.h (do_mpc_arg2): Update prototype.
5874 2009-09-20 Jan Hubicka <jh@suse.cz>
5876 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5877 (add_location_or_const_value_attribute): Rewrite using
5879 (tree_add_const_value_attribute): Return true if successful.
5880 (tree_add_const_value_attribute_for_decl): Likewise.
5882 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5883 (loc_descriptor): ... here;
5884 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5885 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5886 pool items that was not marked for output.
5887 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5888 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5889 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5890 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5891 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5892 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5893 DW_OP_stack_value to get address of items that are not available
5895 (dw_loc_list): Handle single element lists correctly.
5897 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5898 Pascal Obry <obry@adacore.com>
5900 * unwind-dw2-fde.c (classify_object_over_fdes):
5901 Cast the constant 1 to _Unwind_Ptr.
5902 (add_fdes): Likewise.
5903 (linear_search_fdes): Likewise.
5905 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5907 * stor-layout.c (set_sizetype): Avoid useless type copy.
5909 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5911 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5913 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5914 * configure, config.in: Regenerate.
5915 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5917 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5918 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5919 for global data if the output could be used in a shared library.
5920 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5921 to 0 if TARGET_WRITABLE_EH_FRAME.
5923 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5925 PR rtl-optimization/39886
5926 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5927 just when insn is equal to BB_END (bb).
5929 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5931 * config/mips/mips.opt (mrelax-pic-calls): New option.
5932 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5934 (mips_unspec_call): Change "unspec_call" expander into this.
5935 (mips_strip_unspec_call): New function.
5936 (mips_got_load): Call mips_unspec_call instead of
5937 gen_unspec_call<mode>.
5938 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5940 (mips_cfg_in_reorg): New function.
5941 (mips16_lay_out_constants): Use it to decide whether to call
5942 CFG-aware insn splitting.
5943 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5944 mips_reorg. Move DF set-up code from here ...
5945 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5947 (mips_reorg): Call mips_df_reorg instead of
5948 r10k_insert_cache_barriers. Move CFG set-up code here from
5949 r10k_insert_cache_barriers.
5950 (mips_call_expr_from_insn): New function.
5951 (mips_pic_call_symbol_from_set): Likewise.
5952 (mips_find_pic_call_symbol): Likewise.
5953 (mips_annotate_pic_call_expr): Likewise.
5954 (mips_get_pic_call_symbol): Likewise.
5955 (mips_annotate_pic_calls): Likewise.
5956 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5958 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5959 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5960 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5962 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5963 (unspec_call<mode>): Remove it.
5964 (sibcall_internal, sibcall_value_internal,
5965 sibcall_value_multiple_internal, call_internal, call_split,
5966 call_value_internal, call_value_split,
5967 call_value_multiple_internal, call_value_multiple_split): Pass
5968 SIZE_OPNO to MIPS_CALL.
5969 (call_internal_direct, call_direct_split,
5970 call_value_internal_direct, call_value_direct_split): Pass -1 as
5971 SIZE_OPNO to MIPS_CALL.
5972 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5973 * configure: Regenerate.
5974 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5975 and -mno-relax-pic-calls.
5976 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5978 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5981 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5982 in the directory this rule is called from, rather than the
5983 toplevel 'gcc' directory, to fix in-tree build.
5985 2009-09-19 Chris Demetriou <cgd@google.com>
5987 PR preprocessor/28435:
5988 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5989 to cpplib that the preprocessor output is needed.
5991 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5993 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5994 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5995 *return_and_restore_fpregs_<mode>,
5996 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5999 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6000 instead of assuming it has always a REG inside of it.
6002 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6004 * config/freebsd.h: Update comment on types.
6005 (WINT_TYPE): Define.
6007 2009-09-18 Jason Merrill <jason@redhat.com>
6009 * c.opt: Add -fno-deduce-init-list.
6011 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6013 * value-prof.c (interesting_stringop_to_profile_p): Added output
6014 argument to indicate which parameter is the size parameter.
6015 * value-prof.c (gimple_stringop_fixed_value): Use
6016 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6017 * value-prof.c (gimple_stringops_transform): Update call sites to
6018 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6020 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6023 From David Binderman <dcb314@hotmail.com>:
6024 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6025 local variable f. Remove stale comments.
6026 (ix86_compute_frame_layout): Remove useless local variable total_size.
6027 Remove #if 0'd code.
6028 (legitimate_address_p): Remove useless local variables
6029 reason_rtx and reason.
6030 (ix86_split_copysign_const): Remove useless local variable op1.
6031 (scale_counter): Remove useless local variable piece_size_mask.
6033 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6035 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6038 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6041 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6043 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6045 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6048 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6050 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6051 DW_OP_implicit_value even without dwarf_version 4.
6053 2009-09-17 Jan Hubicka <jh@suse.cz>
6055 * dwarf2out.c: Include tree-pass.h and gimple.h.
6056 (loc_list_plus_const): New function.
6057 (loc_descriptor_from_tree_1): Rename to ...
6058 (loc_descriptor_from_tree): ... remove original.
6059 (loc_list_from_tree): New function.
6060 (add_AT_location_description): Accept location list.
6061 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6062 (concatn_mem_loc_descriptor): Remove.
6063 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6065 (secname_for_decl): Move up.
6066 (hidden_reference_p): New function; break out from ...
6067 (loc_by_refernece): ... here; move up.
6068 (dw_loc_list): New function.
6069 (single_element_loc_list): New function.
6070 (single_element_loc_list_p): New function.
6071 (add_loc_descr_to_each): New function.
6072 (add_loc_list): New function.
6073 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6074 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6075 add diagnostics why expansion failed.
6076 (add_location_or_const_value_attribute): Support location lists.
6077 (add_bound_info): Likewise.
6078 (descr_info_loc): Update call of loc_descriptor_from_tree.
6079 (gen_variable_die): Work on location lists.
6080 * final.c (pass_final): Add dump file.
6081 * Makefile.in (dwarf2out.o): Add new dependencies.
6083 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6086 * real.c decimal_from_integer, decimal_integer_string): New.
6087 (real_from_integer): Use them as special case for decimal float.
6088 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6089 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6090 Do not append zero after the decimal point in string to convert.
6092 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6094 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6095 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6097 2009-09-17 Martin Jambor <mjambor@suse.cz>
6099 * common.opt (fipa-sra): New switch.
6100 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6101 * timevar.def (TV_IPA_SRA): New timevar.
6102 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6103 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6104 * tree-sra.c: Include cgraph.c.
6105 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6106 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6107 and grp_not_necessarilly_dereferenced.
6108 (func_param_count): New variable.
6109 (encountered_apply_args): New variable.
6110 (bb_dereferences): New variable.
6111 (final_bbs): New variable.
6112 (no_accesses_representant): New variable.
6113 (no_accesses_p): New function.
6114 (dump_access): Dump the new fields.
6115 (sra_initialize): Set encountered_apply_args to false.
6116 (get_ssa_base_param): New function.
6117 (mark_parm_dereference): New function.
6118 (create_access): Caring for INIDRECT_REFs and different handling of
6119 varialble length accesses in early IPA SRA. Store the stmt - a new
6120 parameter - to the new access.
6121 (build_access_from_expr_1): New parameter stmt, passed to
6122 create_access. Handle INDIRECT_REFs.
6123 (build_access_from_expr): Pass the current statement to
6124 build_access_from_expr_1.
6125 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6127 (build_accesses_from_assign): Pass the current statement to
6128 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6129 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6130 final_bbs when necessary. Check for calls to __builtin_apply_args.
6131 Fixup EH info if anythng was changed.
6132 (is_unused_scalar_param): New function.
6133 (ptr_parm_has_direct_uses): New function.
6134 (find_param_candidates): New function.
6135 (mark_maybe_modified): New function.
6136 (analyze_modified_params): New function.
6137 (propagate_dereference_distances): New function.
6138 (dump_dereferences_table): New function.
6139 (analyze_caller_dereference_legality): New function.
6140 (unmodified_by_ref_scalar_representative): New function.
6141 (splice_param_accesses): New function.
6142 (decide_one_param_reduction): New function.
6143 (enum ipa_splicing_result): New type.
6144 (splice_all_param_accesses): New function.
6145 (get_param_index): New function.
6146 (turn_representatives_into_adjustments): New function.
6147 (analyze_all_param_acesses): New function.
6148 (get_replaced_param_substitute): New function.
6149 (get_adjustment_for_base): New function.
6150 (replace_removed_params_ssa_names): New function.
6151 (sra_ipa_reset_debug_stmts): New function.
6152 (sra_ipa_modify_expr): New function.
6153 (sra_ipa_modify_assign): New function.
6154 (convert_callers): New function.
6155 (modify_function): New function.
6156 (ipa_sra_preliminary_function_checks): New function.
6157 (ipa_early_sra): New function.
6158 (ipa_early_sra_gate): New function.
6159 (pass_early_ipa_sra): New variable.
6160 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6162 2009-09-17 Michael Matz <matz@suse.de>
6165 * tree.c (build_type_attribute_qual_variant): Export.
6166 * tree.h (build_type_attribute_qual_variant): Declare.
6167 * tree-inline.c (remap_type_1): Use it to build variants with
6168 the original qualifiers and attributes.
6170 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6172 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6173 without a fallthrough edge.
6175 2009-09-16 DJ Delorie <dj@redhat.com>
6177 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6178 chip and ignore the "fast_interrupt" attribute if so.
6180 2009-09-16 Richard Henderson <rth@redhat.com>
6183 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6186 2009-09-16 Richard Henderson <rth@redhat.com>
6189 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6190 is set only if DECL_NO_STATIC_CHAIN is unset.
6191 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6192 (FOR_EACH_NEST_INFO): New.
6193 (walk_all_functions): Use it.
6194 (finalize_nesting_tree): Likewise.
6195 (unnest_nesting_tree): Likewise.
6196 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6197 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6198 (convert_gimple_call): Early out if gimple_call_chain already set.
6199 (convert_all_function_calls): Iterate until no new functions
6200 require a static chain.
6201 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6202 when building a trampoline. Use dump_function_to_file instead
6204 (lower_nested_functions): Open dump_file. Validate that decls
6205 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6206 bit reset by this pass.
6208 2009-09-16 Michael Matz <matz@suse.de>
6211 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6212 shorten decl_common_unused.
6213 (DECL_RESTRICTED_P): New accessor.
6214 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6215 to disambiguate marked decls and restrict pointers.
6217 2009-09-16 Richard Henderson <rth@redhat.com>
6220 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6222 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6224 * integrate.c (set_block_abstract_flags): Call
6225 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6227 2009-09-16 Richard Guenther <rguenther@suse.de>
6230 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6233 2009-09-16 DJ Delorie <dj@redhat.com>
6234 Kaz Kojima <kkojima@gcc.gnu.org>
6236 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6237 (sh_expand_prologue): Update calls to output_stack_adjust.
6238 (sh_expand_epilogue): Likewise.
6240 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6243 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6244 trying to limit the extent of searches in the insn stream.
6246 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6247 Jakub Jelinek <jakub@redhat.com>
6251 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6253 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6254 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6255 (rs6000_savres_strategy): Always save FP registers inline if the
6256 target doesn't support hardware double-precision. Set the above
6257 bits in return value when needed.
6258 (rs6000_savres_routine_sym): Fix computation for cache selector.
6259 Mark the generated symbol as a function. Rename exitp argument to
6260 lr. Move code for determining the name of the symbol...
6261 (rs6000_savres_routine_name): ...here. New function. Add cases for
6262 getting the names right on AIX and 64-bit Linux.
6263 (savres_routine_name): New variable.
6264 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6265 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6266 on what the target routine uses as a base register. If savep && lr
6267 describe saving of r0 into memory slot.
6268 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6269 line calls for AIX ABI.
6270 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6271 determine FP save/restore functions.
6272 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6273 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6275 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6276 Duplicate restoration of LR and execute the appropriate one
6277 depending on whether GPRs are being restored inline. Set r11 from
6278 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6279 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6280 Fix out of line calls for AIX ABI.
6281 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6283 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6285 (*restore_gpregs_spe): Likewise.
6286 (*return_and_restore_gpregs_spe): Likewise.
6287 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6288 Define to empty string unconditionally.
6289 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6290 Define to empty string unconditionally.
6291 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6294 2009-09-15 Jan Hubicka <jh@suse.cz>
6296 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6297 * params.def (inline-insns-auto): Likewise.
6299 2009-09-15 Martin Jambor <mjambor@suse.cz>
6301 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6302 individual statements only at TDF_DETAILS dump level. Format
6303 source for 80 characters per line.
6305 2009-09-15 Christian Bruel <christian.bruel@st.com>
6307 * regrename.c (do_replace): Update REG_DEAD notes.
6309 2009-09-15 Revital Eres <eres@il.ibm.com>
6311 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6312 * targhooks.c (default_builtin_support_vector_misalignment):
6313 New builtin function.
6314 * targhooks.h (default_builtin_support_vector_misalignment):
6316 * target.h (builtin_support_vector_misalignment):
6317 New field in struct gcc_target.
6318 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6319 new builtin function.
6320 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6322 * config/rs6000/rs6000.c
6323 (rs6000_builtin_support_vector_misalignment): New function.
6324 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6326 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6328 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6330 (bfin_optimize_loop): Likewise.
6331 (bfin_gen_bundles): Likewise.
6332 (workaround_speculation): Likewise.
6333 (find_load): Return NULL_RTX for debug_insn.
6335 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6337 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6340 2009-09-14 DJ Delorie <dj@redhat.com>
6342 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6343 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6346 2009-09-14 Richard Henderson <rth@redhat.com>
6347 Jakub Jelinek <jakub@redhat.com>
6349 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6350 * cfgbuild.c (make_edges): Handle asm goto.
6351 * cfglayout.c (fixup_reorder_chain): Likewise.
6352 * cfgrtl.c (patch_jump_insn): Likewise.
6353 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6354 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6355 (gimple_build_asm_vec): Add and use labels parameter.
6356 (gimple_build_asm): Remove.
6357 (walk_gimple_asm): Walk labels too.
6358 * gimple.def (GIMPLE_ASM): Update docs.
6359 * gimple.h: Update decls.
6360 (struct gimple_statement_asm): Change nc to use unsigned char;
6362 (gimple_asm_nlabels): New.
6363 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6364 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6365 into gimple_build_asm_vec.
6366 * jump.c (mark_jump_label_asm): New.
6367 (mark_jump_label): Use it.
6368 (redirect_jump_1): Handle asm goto.
6369 (invert_jump_1): Soft fail if X is null.
6370 * recog.c (extract_asm_operands): New.
6371 (asm_noperands): Use it; handle asm labels.
6372 (decode_asm_operands): Use extract_asm_operands.
6373 (asm_operand_ok): Properly handle empty string.
6374 * reg-stack.c (get_asm_operands_in_out): Rename from
6375 get_asm_operand_n_inputs; use extract_asm_operands; return both
6376 inputs and outputs by reference; update all callers.
6377 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6378 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6379 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6380 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6381 (extract_asm_operands): Declare.
6382 * stmt.c (expand_asm_operands): Add and use labels parameter.
6383 (check_unique_operand_names): Likewise.
6384 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6385 (expand_asm_stmt): Handle asm labels.
6386 * tree-cfg.c (make_gimple_asm_edges): New.
6387 (make_edges): Use it.
6388 (cleanup_dead_labels): Handle asm labels.
6389 (is_ctrl_altering_stmt): Likewise.
6390 (gimple_redirect_edge_and_branch): Likewise.
6391 * tree.def (ASM_EXPR): Add 5th operand.
6392 * tree.h (ASM_LABELS): New.
6393 (resolve_asm_operand_names): Update decl.
6395 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6396 (c_parser_asm_goto_operands): New.
6397 * c-tree.h (build_asm_expr): Update decl.
6398 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6399 * doc/extend.texi: Document asm goto.
6401 2009-09-14 Richard Henderson <rth@redhat.com>
6403 * except.h: Update declarations.
6404 (struct pointer_map_t): Forward declare.
6405 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6406 (struct eh_landing_pad_d, eh_landing_pad): New.
6407 (struct eh_catch_d, eh_catch): New.
6408 (struct eh_region_d): Remove next_region_sharing_label, aka,
6409 label, tree_label, landing_pad, post_landing_pad, resume,
6410 may_contain_throw. Rename region_number to index. Remove
6411 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6412 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6413 (VEC(eh_landing_pad,gc)): New.
6414 (struct eh_status): Remove last_region_number. Add lp_array,
6415 throw_stmt_table, ttype_data, ehspec_data.
6416 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6417 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6418 * except.c (lang_protect_cleanup_actions): Return tree.
6419 (struct ehl_map_entry): Remove.
6420 (init_eh_for_function): Push zero entries for region and lp_array.
6421 (gen_eh_region): Add to region_array immediately.
6422 (gen_eh_region_catch): Operate on eh_catch objects.
6423 (gen_eh_landing_pad): New.
6424 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6425 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6426 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6427 (get_eh_landing_pad_from_number_fn): New.
6428 (get_eh_landing_pad_from_number): New.
6429 (get_eh_region_from_lp_number_fn): New.
6430 (get_eh_region_from_lp_number): New.
6431 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6432 (get_exception_pointer, get_exception_filter): Remove.
6433 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6434 (current_function_has_exception_handlers): Simplify.
6435 (bring_to_root, eh_region_replaceable_by_p): Remove.
6436 (replace_region, hash_type_list, hash_eh_region): Remove.
6437 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6438 (label_to_region_map, num_eh_regions): Remove.
6439 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6440 (find_exception_handler_labels): Remove.
6441 (duplicate_eh_regions_0, find_prev_try): Remove.
6442 (struct duplicate_eh_regions_data): New.
6443 (duplicate_eh_regions_1): Rewrite.
6444 (duplicate_eh_regions): Return a pointer map instead of an
6446 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6447 (redirect_eh_edge_to_label): Remove.
6448 (eh_region_outermost): Rewrite using eh_region pointers
6449 instead of integers.
6450 (add_ttypes_entry): Update for ttype_data move to eh_status.
6451 (add_ehspec_entry): Rewrite with VEC instead of varray.
6452 (assign_filter_values): Likewise. Export.
6453 (build_post_landing_pads, connect_post_landing_pads): Remove.
6454 (dw2_build_landing_pads): Rewrite to use lp_array.
6455 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6456 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6457 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6458 (sjlj_mark_call_sites): Update for landing pad numbers.
6459 (finish_eh_generation): Rewrite.
6460 (gate_handle_eh): Do nothing for no eh tree.
6461 (pass_rtl_eh): Move up near finish_eh_generation.
6462 (remove_eh_landing_pad): New.
6463 (remove_eh_handler): Export.
6464 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6465 (for_each_eh_label): Rewrite to use lp_array.
6466 (make_reg_eh_region_note): New.
6467 (make_reg_eh_region_note_nothrow_nononlocal): New.
6468 (insn_could_throw_p): New.
6469 (copy_reg_eh_region_note_forward): New.
6470 (copy_reg_eh_region_note_backward): New.
6471 (check_handled, add_reachable_handler): Remove.
6472 (reachable_next_level, foreach_reachable_handler): Remove.
6473 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6474 (get_eh_region_and_lp_from_rtx): New.
6475 (get_eh_region_from_rtx): New.
6476 (can_throw_internal_1, can_throw_external_1): Remove.
6477 (can_throw_internal): Use get_eh_region_from_rtx.
6478 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6479 (insn_nothrow_p, can_nonlocal_goto): New.
6480 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6481 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6482 (add_action_record): Use VEC not varray.
6483 (collect_one_action_chain): Update for eh_region changes.
6484 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6485 Use get_eh_region_and_lp_from_rtx.
6486 (gate_convert_to_eh_region_ranges): New.
6487 (pass_convert_to_eh_region_ranges): Use it.
6488 (push_uleb128, push_sleb128): Use VEC not varray.
6489 (output_one_function_exception_table): Likewise.
6490 (dump_eh_tree): Update for eh_region changes.
6491 (verify_eh_tree): Likewise.
6492 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6493 * tree-eh.c: Include target.h.
6494 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6495 Don't disallow GIMPLE_RESX; adjust argument check.
6496 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6497 (record_stmt_eh_region): Update for landing pad numbers;
6498 generate a landing pad if necessary.
6499 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6500 (remove_stmt_from_eh_lp_fn): Similarly.
6501 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6502 Update for lp numbers; don't special case missing throw_stmt_table.
6503 (lookup_expr_eh_lp): Similarly.
6504 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6505 (eh_seq, eh_region_may_contain_throw): New.
6506 (struct leh_state): Add ehp_region.
6507 (struct leh_tf_state): Remove eh_label.
6508 (emit_post_landing_pad): New.
6509 (emit_resx, emit_eh_dispatch): New.
6510 (note_eh_region_may_contain_throw): New.
6511 (frob_into_branch_around): Take eh_region not eh label;
6512 emit eh code into eh_seq.
6513 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6514 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6515 lower_eh_must_not_throw. Emit code to eh_seq.
6516 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6517 (lower_try_finally_onedest): Likewise.
6518 (lower_try_finally_copy): Likewise.
6519 (lower_try_finally_switch): Likewise.
6520 (lower_try_finally): Initialize ehp_region.
6521 (lower_catch): Update for eh_catch objects.
6522 (lower_eh_filter): Don't handle must_not_throw.
6523 (lower_eh_must_not_throw): New.
6524 (lower_cleanup): Don't set eh_label.
6525 (lower_eh_constructs_2): Resolve eh builtins.
6526 Handle GIMPLE_EH_MUST_NOT_THROW.
6527 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6528 Add eh_seq to the end of the function body.
6529 (make_eh_dispatch_edges): New.
6530 (make_eh_edge): Remove.
6531 (make_eh_edges): Simplify for landing pads.
6532 (redirect_eh_edge_1): New.
6533 (redirect_eh_edge): Use it.
6534 (redirect_eh_dispatch_edge): New.
6535 (stmt_could_throw_p): Use a switch. Allow RESX.
6536 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6537 (stmt_can_throw_internal): Likewise.
6538 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6539 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6540 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6541 (gate_refactor_eh): New.
6542 (pass_refactor_eh): Use it.
6543 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6544 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6545 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6546 (remove_unreachable_handlers): Rename from
6547 tree_remove_unreachable_handlers; rewrite for landing pads;
6548 call remove_eh_handler directly.
6549 (remove_unreachable_handlers_no_lp): New.
6550 (unsplit_eh, unsplit_all_eh): New.
6551 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6552 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6553 (cleanup_empty_eh_unsplit): New.
6554 (cleanup_empty_eh): Rewrite.
6555 (cleanup_all_empty_eh): New.
6556 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6557 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6558 (gate_cleanup_eh): New.
6559 (pass_cleanup_eh): Use it.
6560 (verify_eh_edges): Move later in file. Expect one EH edge.
6561 (verify_eh_dispatch_edge): New.
6563 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6564 (gtype-desc.o): Add TARGET_H.
6565 (tree.o): Use EXCEPT_H, not except.h.
6566 (cfgbuild.o): Add EXPR_H.
6567 (GTFILES): Add vecprim.h.
6568 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6569 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6570 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6571 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6572 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6573 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6574 calls to can_throw_internal.
6575 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6576 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6577 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6578 (expand_gimple_stmt): Use make_reg_eh_region_note.
6579 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6580 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6581 or find_exception_handler_labels.
6582 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6583 there is exacly one EH edge. Use can_nonlocal_goto and
6585 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6586 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6587 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6588 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6589 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6590 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6591 * dse.c (scan_insn): Use insn_could_throw_p.
6592 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6593 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6594 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6595 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6596 EXC_PTR_EXPR or FILTER_EXPR.
6597 (tree_expr_nonzero_warnv_p): Likewise.
6598 * function.h: Include vecprim.h, not varray.h
6599 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6600 move ttype_data and ehspec_data members to struct eh_status; change
6601 action_record_data member to a VEC.
6602 * gcse.c (hash_scan_set): Use can_throw_internal.
6603 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6604 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6605 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6606 (block_may_fallthru): Don't handle RESX_EXPR.
6607 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6608 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6609 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6610 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6611 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6612 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6613 (gimple_size): Likewise.
6614 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6615 (gimple_build_resx): Use gimple_build_with_ops.
6616 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6617 (is_gimple_val): Likewise.
6618 (is_gimple_stmt): Remove RESX_EXPR.
6619 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6620 (GIMPLE_RESX): Reorder with other EH constructs.
6621 * gimple.h (struct gimple_statement_eh_mnt): New.
6622 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6623 (gimple_eh_filter_must_not_throw): Remove.
6624 (gimple_eh_filter_set_must_not_throw): Remove.
6625 (gimple_eh_must_not_throw_fndecl): New.
6626 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6627 (is_gimple_resx): New.
6628 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6629 Don't copy EH_FILTER_MUST_NOT_THROW.
6630 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6631 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6632 handle must_not_throw_labels specially.
6633 * ipa-pure-const.c (check_call): Update debug statement for LP.
6634 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6635 * ipa-utils.c (get_base_var): Likewise.
6636 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6637 * lower-subreg.c (move_eh_region_note): Remove.
6638 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6639 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6640 (create_task_copyfn): Likewise.
6641 (maybe_catch_exception): Use gimple_build_eh_filter.
6642 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6643 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6644 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6645 and pass_lower_resx.
6646 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6647 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6648 can_throw_internal, can_nonlocal_goto.
6649 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6650 copy_reg_eh_region_note_forward.
6651 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6652 (emit_output_reload_insns): Likewise.
6653 (copy_eh_notes): Remove.
6654 * rtl.def (RESX): Remove.
6655 * rtl.h: Update declarations.
6656 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6657 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6658 (update_eh_label): Remove.
6659 (cleanup_dead_labels_eh): New.
6660 (cleanup_deal_labels): Use it instead of update_eh_label.
6661 (gimple_merge_blocks): Update landing pad data structure when
6662 removing a landing pad label.
6663 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6664 test; handle GIMPLE_EH_MUST_NOT_THROW.
6665 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6666 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6667 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6668 (verify_stmt): Likewise. Verify landing pads.
6669 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6670 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6671 (struct move_stmt_d): Add eh_map.
6672 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6673 (move_stmt_r): Remap eh region numbers in builtin calls,
6674 resx and eh_dispatch.
6675 (move_block_to_fn): Remove eh_offset parameter. Use
6676 maybe_duplicate_eh_stmt_fn.
6677 (find_outermost_region_in_block): Operate on eh_region pointers
6678 instead of region numbers.
6679 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6680 duplicate_eh_regions.
6681 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6682 test earlier. Disallow EH landing pads.
6683 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6684 * tree-flow.h: Update declarations.
6685 (struct tree_ann_common_d): Replace rn with lp_nr.
6686 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6687 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6688 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6689 resx and eh_dispatch.
6690 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6691 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6692 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6693 from duplicate_eh_regions.
6694 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6695 update RESX; handle EH_DISPATCH.
6696 (expand_call_inline): Set eh_lp_nr, not eh_region.
6697 (maybe_inline_call_in_expr): Likewise.
6698 * tree-inline.h (struct copy_body_data): Replace eh_region with
6699 eh_lp_nr, eh_region_offset with eh_map.
6700 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6701 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6702 * tree-pretty-print.c (dump_generic_node): Don't handle
6703 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6704 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6705 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6706 EXC_PTR_EXPR, FILTER_EXPR.
6707 * tree-ssa-operands.c (get_expr_operands): Likewise.
6708 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6709 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6710 (ao_ref_init_from_vn_reference): Likewise.
6711 * tree-ssa-sink.c (statement_sink_location): Likewise.
6712 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6713 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6714 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6715 EXC_PTR_EXPR, FILTER_EXPR.
6716 (is_exception_related): Remove.
6717 (compute_avail): Don't call it.
6718 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6719 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6720 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6721 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6723 (build_resx): Remove.
6724 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6725 * tree.h: Update declarations.
6726 (EH_FILTER_MUST_NOT_THROW): Remove.
6727 (struct tree_label_decl): Add eh_landing_pad_nr.
6728 (EH_LANDING_PAD_NR): New.
6729 * value-prof.c (gimple_ic): Tidy variable names. Update for
6730 landing pad numbers.
6731 (gimple_stringop_fixed_value): Tidy variable names. Assert
6732 that neither call stmt can throw.
6733 * vecprim.h (uchar): New.
6734 (VEC(uchar,heap), VEC(uchar,gc)): New.
6736 * c-common.c (c_define_builtins): Update call to
6737 build_common_builtin_nodes.
6738 * c-parser.c (c_parse_file): Don't call
6739 default_init_unwind_resume_libfunc.
6741 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6743 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6744 (mips_cprestore_address_p): Likewise.
6745 (mips_save_gp_to_cprestore_slot): Likewise.
6746 (mips_restore_gp): Rename to...
6747 (mips_restore_gp_from_cprestore_slot): ...this.
6748 (mips_must_initialize_gp_p): Declare.
6749 (mips_emit_save_slot_move): Likewise.
6750 (mips_output_load_label): Return nothing.
6751 (mips_eh_uses): Declare.
6752 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6753 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6754 (TARGET_ABSOLUTE_JUMPS): Likewise.
6755 (EH_USES): Likewise.
6756 (FIRST_PSEUDO_REGISTER): Update comment.
6757 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6758 (MIPS_CALL): ...here.
6759 (REGISTER_NAMES): Add $cprestore.
6760 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6761 Add load_label_length, has_inflexible_gp_insn_p,
6762 has_flexible_gp_insn_p, must_initialize_gp_p and
6763 must_restore_gp_when_clobbered_p.
6764 (mips_expand_call): Don't generate split instructions here.
6765 (mips_split_call): Update the call to mips_restore_gp after
6766 the above name change.
6767 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6768 (mips_find_gp_ref): New function.
6769 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6770 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6771 (mips_insn_has_flexible_gp_ref_p): Likewise.
6772 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6773 (mips_function_has_gp_insn): Delete.
6774 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6775 Use the new functions above. Only return INVALID_REGNUM
6776 for TARGET_ABSOLUTE_JUMPS.
6777 (mips_must_initialize_gp_p): New function.
6778 (mips_get_cprestore_base_and_offset): New function, extracted from...
6779 (mips_cprestore_slot): ...here. Take a bool parameter.
6780 (mips_cfun_has_cprestore_slot_p): New function.
6781 (mips_cprestore_address_p): Likewise.
6782 (mips_save_gp_to_cprestore_slot): Likewise.
6783 (mips_restore_gp): Rename to...
6784 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6785 epilogue_completed. Update the call to mips_cprestore_slot.
6786 Test cfun->machine->must_restore_gp_when_clobbered_p.
6787 (mips_direct_save_slot_move_p): New function.
6788 (mips_emit_save_slot_move): Likewise.
6789 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6790 of cfun->machine->global_pointer.
6791 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6792 (mips_save_reg): Use mips_emit_save_slot_move.
6793 (mips_expand_prologue): Set must_initialize_gp_p.
6794 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6795 for all cprestore saves. Emit a use_cprestore instruction after
6796 setting up the cprestore slot.
6797 (mips_restore_reg): Use mips_emit_save_slot_move.
6798 (mips_process_load_label): New function.
6799 (mips_load_label_length): Likewise.
6800 (mips_output_load_label): Don't return asm: output it here instead.
6801 Use mips_process_load_label.
6802 (mips_adjust_insn_length): Adjust the length of branch instructions
6803 that have length MAX_PIC_BRANCH_LENGTH.
6804 (mips_output_conditional_branch): Update the call to
6805 mips_output_load_label. Assume the branch target is OPERANDS[0]
6806 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6807 (mips_output_order_conditional_branch): Swap the meaning of
6808 OPERANDS[0] and OPERANDS[1].
6809 (mips_variable_issue): Don't count ghost instructions.
6810 (mips_expand_ghost_gp_insns): New function.
6811 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6812 (mips_output_mi_thunk): Set must_initialize_gp_p.
6813 (mips_eh_uses): New function.
6814 * config/mips/predicates.md (cprestore_save_slot_operand)
6815 (cprestore_load_slot_operand): New predicates.
6816 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6817 (UNSPEC_MOVE_GP): Likewise.
6818 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6819 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6820 (CPRESTORE_SLOT_REGNUM): New register.
6821 (MAX_PIC_BRANCH_LENGTH): New constant.
6822 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6823 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6824 branches. Fix commentary.
6825 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6826 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6827 Change type to "ghost".
6828 (loadgp_absolute_<mode>): Likewise.
6829 (loadgp_rtp_<mode>): Likewise.
6830 (copygp_mips16): Likewise.
6831 (loadgp_blockage): Remove redundant mode attribute.
6832 (potential_cprestore): New instruction.
6833 (cprestore): Turn into an unspec set.
6834 (use_cprestore): New instruction.
6835 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6836 (*branch_fp_inverted): Likewise.
6837 (*branch_order<mode>): Likewise.
6838 (*branch_order<mode>_inverted): Likewise.
6839 (*branch_equality<mode>): Likewise.
6840 (*branch_equality<mode>_inverted): Likewise.
6841 (*branch_bit<bbv><mode>): Likewise.
6842 (*branch_bit<bbv><mode>_inverted): Likewise.
6843 (*branch_equality<mode>_mips16): Remove redundant mode.
6844 (jump): Turn into a define_expand.
6845 (*jump_absolute): New instruction.
6846 (*jump_pic): Likewise.
6847 (*jump_mips16): Rename previously-unnamed pattern. Remove
6848 redundant mode attribute.
6849 (restore_gp): Split on epilogue_completed rather than
6850 reload_completed. Change type to "ghost".
6851 (move_gp<mode>): New instruction.
6852 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6853 Remove redundant mode attribute.
6854 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6855 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6856 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6858 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6861 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6862 are returned in the same register (vs34 or v2) that Altivec vector
6863 types are returned in.
6864 (rs6000_libcall_value): Ditto.
6867 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6868 instead of explicit addsi3/adddi3 calls.
6869 (rs6000_split_multireg_move): Ditto.
6870 (rs6000_emit_allocate_stack): Ditto.
6871 (rs6000_emit_prologue): Ditto.
6872 (rs6000_output_mi_thunk): Ditto.
6874 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6875 size is 64 bits if we can use 64-bit registers.
6877 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6879 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6882 From Jie Zhang <jie.zhang@analog.com>:
6883 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6884 save FP and RETS with saveall attribute.
6885 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6886 with saveall attribute.
6888 * config/bfin/bfin.c (bfin_expand_builtin,
6889 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6892 From Jie Zhang <jie.zhang@analog.com>:
6893 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6894 before use in two places.
6895 * config/bfin/bfin.md (AREG): Define mode iterator.
6896 (reload_in, reload_out): Use mode iterator AREG.
6898 2009-09-14 Richard Guenther <rguenther@suse.de>
6901 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6902 EH personality path.
6904 2009-09-13 Richard Guenther <rguenther@suse.de>
6905 Rafael Avila de Espindola <espindola@google.com>
6907 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6908 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6909 (LANG_HOOKS_INITIALIZER): Adjust.
6910 (lhd_pass_through_t): Declare.
6911 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6913 * langhooks.c (lhd_pass_through_t): New function.
6914 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6915 dwarf2out_begin_prologue): Use personality from current_function_decl.
6916 * expr.h (get_personality_function): Declare.
6917 * expr.c (get_personality_function): New function.
6918 (build_personality_function): Likewise.
6919 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6920 (eh_personality_libfunc): Remove.
6921 * optabs.c (build_libfunc_function): New function split out from ...
6922 (init_one_libfunc): ... here.
6923 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6924 (tree_function_decl): Add personality.
6925 (lhd_gcc_personality): Declare.
6926 (build_personality_function): Likewise.
6927 * tree.c (gcc_eh_personality_decl): New.
6928 (lhd_gcc_personality): New function.
6929 * except.h (lang_eh_runtime_type): Remove.
6930 (enum eh_personality_kind): New.
6931 (build_personality_function): Declare.
6932 (function_needs_eh_personality): Declare.
6933 * except.c (lang_eh_runtime_type): Remove.
6934 (function_needs_eh_personality): New function.
6935 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6936 (sjlj_emit_function_enter, output_function_exception_table):
6937 Use personality from current_function_decl.
6938 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6939 * tree-inline.c (tree_can_inline_p): Do not inline across different
6941 (expand_call_inline): Likewise. Adjust the callers EH personality.
6942 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6943 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6944 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6945 (c-parser.o): Likewise
6946 * c-tree.h (c_eh_initialized_p): Remove.
6947 (c_maybe_initialize_eh): Likewise.
6948 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6949 (finish_decl): Don't call c_maybe_initialize_eh.
6950 (c_eh_initialized_p): Remove.
6951 (c_maybe_initialize_eh): Likewise.
6952 * c-parser.c (c_parser_omp_construct): Likewise.
6953 (c_parse_file): Initialize exception handling.
6955 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6957 * config.gcc (tm_file): Remove i386/biarch32.h
6958 for i?86-w64-mingw* case.
6959 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6961 * config.host: Set for x64 mingw the option
6962 use_long_long_for_widest_fast_int to yes.
6964 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6966 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6967 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6968 (dbxout_begin_function): Likewise.
6969 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6970 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6971 set on the function.
6972 (final_end_function): Likewise.
6973 (final_scan_insn): Likewise.
6974 (rest_of_handle_final): Likewise.
6975 * varasm.c (assemble_start_function): Likewise.
6976 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6978 2009-09-12 Jason Merrill <jason@redhat.com>
6980 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6981 * opts.c (common_handle_option): constify.
6983 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6985 * doc/install.texi (avr): Remove obsolete reference site.
6987 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6989 * doc/install.texi (Binaries): Adjust AIX link.
6991 2009-09-12 Akim Demaille <demaille@gostai.com>
6993 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6994 Use an imperative sentence.
6996 2009-09-11 Richard Henderson <rth@redhat.com>
6998 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6999 structure-name and has-tree-operands arguments; update all entries.
7000 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7002 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7003 (gsstruct_code_size): New.
7004 (gss_for_code_): New.
7005 (gss_for_code): Remove.
7006 (gimple_size): Rewrite using gsstruct_code_size.
7007 (gimple_statement_structure): Move to gimple.h.
7008 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7009 (gss_for_code, gimple_statement_structure): New.
7010 (gimple_ops): Use new arrays; tidy.
7012 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7014 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7015 operand to be a PLUS expression.
7016 * config/pa/pa.c (pa_secondary_reload): Likewise.
7018 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7020 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7022 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7025 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7027 From Jie Zhang <jie.zhang@analog.com>:
7028 * doc/extend.texi (node Function Attributes): Document l2
7030 (node Blackfin Variable Attributes): Document l2 variable attributes.
7032 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7034 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7035 to match the system compiler's configuration at inflection point.
7036 Add comment to remark a remaining difference with system compiler.
7038 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7039 * configure: Regenerate.
7041 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7043 From Jie Zhang <jie.zhang@analog.com>:
7044 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7045 (bfin_handle_l2_attribute): New.
7046 (bfin_attribute_table): Add l2 attribute.
7048 2009-09-11 Michael Matz <matz@suse.de>
7051 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7052 on the local_decls list.
7054 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7058 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7060 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7061 for VALUEs, to implement the documented interface.
7062 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7063 Adjust for VALUEs and anything else, to implement the
7064 documented interface.
7066 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7068 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7069 with actual SPE/paired vector modes before using 64-bit alignment.
7070 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7072 2009-09-10 DJ Delorie <dj@redhat.com>
7074 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7077 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7078 * config/mep/mep.c (mep_legitimate_constant_p): New.
7079 * config/mep/mep-protos.h: Prototype it.
7081 2009-09-10 Richard Henderson <rth@redhat.com>
7083 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7085 2009-09-10 Jason Merrill <jason@redhat.com>
7087 * tree.c (chain_index): New fn.
7088 * tree.h: Declare it.
7090 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7092 * config/sol2-c.c (cmn_err_length_specs): Initialize
7093 scalar_identity_flag.
7095 2009-09-10 Richard Henderson <rth@redhat.com>
7097 * tree.h (struct tree_decl_common): Move align member earlier;
7098 move label_decl_uid member ...
7099 (struct tree_label_decl): ... here.
7100 (LABEL_DECL_UID): Update to match.
7102 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7105 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7106 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7108 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7109 dest_prev if the edge is complex.
7111 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7113 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7114 loop latch tests earlier.
7116 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7117 before GIMPLE_RETURN, not after its predecessor; insert
7120 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7121 gimple_seq_empty_p to test for no PHI nodes.
7122 * tree-cfg.c (split_critical_edges): Likewise.
7124 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7126 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7128 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7129 introduced by the VTA branch merge.
7131 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7133 * ira-conflicts.c: Use fputs or putc instead of fprintf
7137 * tree-switch-conversion.c: Ditto.
7139 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7141 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7142 introduced by the VTA branch merge.
7144 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7147 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7149 PR rtl-optimization/39779
7150 * expr.c (convert_modes): Return when mode == oldmode after
7151 CONST_INTs are processed.
7153 2009-09-10 Nick Clifton <nickc@redhat.com>
7155 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7156 attribute and referring decl when creating renamed symbol.
7158 2009-09-10 Richard Guenther <rguenther@suse.de>
7161 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7163 (cgraph_finalize_compilation_unit): Compute reachability
7164 before emitting thunks. Properly process aliases before
7165 possibly removing unreachable nodes.
7167 2009-09-10 Richard Guenther <rguenther@suse.de>
7170 * tree.c (struct free_lang_data_d): Add worklist member.
7171 (find_decls_types_r): Push onto the worklist instead of recursing.
7172 Handle TREE_BINFOs properly.
7173 (find_decls_types): New function wrapped around find_decls_types_r
7174 to process the worklist.
7175 (find_decls_types_in_eh_region): Use it.
7176 (find_decls_types_in_node): Likewise.
7177 (find_decls_types_in_var): Likewise.
7178 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7179 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7180 (AGGREGATE_TYPE_P): Adjust.
7182 2009-09-09 Jason Merrill <jason@redhat.com>
7184 * configure.ac: Check glibc version even if we have an in-tree
7187 2009-09-09 Anthony Green <green@moxielogic.com>
7189 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7190 the constant 0 when appropriate.
7191 * config/moxie/constraints.md: Add constraint O.
7193 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7194 to pass up to 6 32-bit argument values in registers.
7195 (moxie_function_arg): Ditto.
7196 (moxie_arg_partial_bytes): Ditto.
7197 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7198 (REG_PARM_STACK_SPACE): Ditto.
7199 (FUNCTION_ARG_REGNO_P): Ditto.
7201 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7202 instruction to allocate stack space.
7204 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7206 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7207 unnecessarily stringent constraints. Fix address
7208 calculation in the splitters.
7210 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7212 PR rtl-optimization/39779
7213 * expr.c (convert_modes): Return when mode == oldmode after
7214 CONST_INTs are processed.
7216 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7219 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7220 (ix86_expand_prologue): Take frame.padding0 into logic of
7222 (ix86_expand_epilogue): Likewise.
7224 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7226 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7228 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7229 * config/t-slibgcc-libgcc: New file.
7230 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7232 2009-09-09 Martin Jambor <mjambor@suse.cz>
7234 PR tree-optimization/41089
7235 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7238 2009-09-09 Richard Henderson <rth@redhat.com>
7240 * gimple.h (CASE_GIMPLE_OMP): New.
7241 (is_gimple_omp): Use it.
7242 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7243 (verify_gimple_debug): Likewise.
7245 2009-09-09 Richard Guenther <rguenther@suse.de>
7247 PR tree-optimization/41101
7248 * tree-ssa-pre.c (maximal_set): Remove.
7249 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7250 Defer all blocks we didn't visit at least one successor.
7251 (add_to_exp_gen): Do not add to the maximal set.
7252 (make_values_for_phi): Likewise.
7253 (compute_avail): Likewise.
7254 (init_pre): Do not allocate the maximal set.
7255 (execute_pre): Do not dump it.
7257 2009-09-09 Martin Jambor <mjambor@suse.cz>
7259 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7260 an SSA_NAME rather than a is_gimple_variable.
7262 2009-09-09 Richard Guenther <rguenther@suse.de>
7265 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7266 code dealing with plain pointer bases.
7267 (maybe_fold_offset_to_reference): Likewise.
7268 (maybe_fold_stmt_addition): Adjust.
7270 2009-09-09 Richard Guenther <rguenther@suse.de>
7272 * tree.c (free_lang_data_in_type): Do not free the type variant
7274 (free_lang_data): Merge char_type_node with its properly signed
7276 (pass_ipa_free): Collect after freeing language specific data.
7278 2009-09-09 Michael Matz <matz@suse.de>
7281 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7282 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7283 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7286 2009-09-08 DJ Delorie <dj@redhat.com>
7288 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7290 2009-09-04 Jason Merrill <jason@redhat.com>
7292 * tree.c (tree_find_value): Remove.
7293 * tree.h: Remove prototype.
7294 * varasm.c (assemble_external): Use value_member instead.
7296 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7298 * toplev.c (process_options): Choose default debugging type when
7299 gtoggle enables debug info and type is unset.
7301 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7305 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7308 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7310 * configure: Rebuilt with modified libtool.m4.
7312 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7317 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7319 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7321 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7322 (remove_statement): Likewise.
7323 (rewrite_use_nonlinear_expr): Adjust.
7324 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7325 * tree-ssa.c (release_defs_bitset): ... this. New.
7326 * tree-flow.h (release_defs_bitset): Declare.
7328 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7331 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7332 in the middle block.
7334 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7336 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7337 via intptr_t to long type.
7338 (insert_operand_rank): Cast long type via intptr_t to
7340 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7342 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7343 from pointer to unsigned via uintptr_t.
7345 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7346 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7348 * configure: Regenerated.
7349 * config.in: Regenerated
7350 * system.h (stdint.h): Add include.
7351 (inttypes.h): Likewise.
7352 * Makefile.in (aclocal): Add config/stdint.m4.
7353 * aclocal.m4: Regenerated.
7355 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7357 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7359 (note_np_check_stores): New function.
7360 (harmless_null_pointer_p): New function.
7361 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7362 changed. Take into account whether we're in the shadow of a condjump
7363 that tested NP_REG for NULL.
7364 Lose all code that tested for SEQUENCEs.
7365 (workaround_speculation): Avoid inserting NOPs for loads that are
7366 either always executed or a NULL pointer.
7368 2009-09-08 Jan Hubicka <jh@suse.cz>
7370 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7371 * params.def (early-inlining-insns): Likewise.
7373 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7375 PR rtl-optimization/41239
7376 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7377 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7379 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7380 across calls, as the calls might not always return normally.
7381 (call_may_noreturn_p): New function.
7382 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7383 (init_deps): Initialize it.
7384 (remove_from_deps): Also remove calls from
7385 last_function_call_may_noreturn list.
7387 2009-09-07 Richard Henderson <rth@redhat.com>
7389 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7390 more VR->OPERANDS than LHS operands. Free LHS before returning.
7392 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7394 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7395 (attr "addrtype"): New member "spreg".
7396 Use it if mem_spfp_address_operand is true for the address.
7397 (attr "type"): New entry "stall".
7398 (cpu_unit "load"): New.
7399 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7401 (insn_reservation "loadsp"): New.
7402 (insn_reservation "load_stall1"): New.
7403 (insn_reservation "load_stall3"): New.
7405 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7406 (mem_p_address_operand): Exclude stack and frame pointer based
7408 (mem_spfp_address_operand): New; match them here.
7409 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7410 (bfin_reorg): Call it if scheduling insns.
7411 (bfin_gen_bundles): Remove dummy insns created by
7412 add_sched_insns_for_speculation.
7414 From Jie Zhang <jie.zhang@analog.com>:
7415 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7416 bfin_si_revision, bfin_workarounds): Move these ...
7417 * config/bfin/bfin.h: ... here.
7419 From Mike Frysinger <michael.frysinger@analog.com>
7420 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7421 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7422 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7423 bf547m, bf548m, and bf549m.
7424 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7425 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7426 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7427 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7428 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7429 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7430 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7431 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7432 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7433 bf542m, bf544m, bf547m, bf548m, and bf549m.
7435 From Jie Zhang <jie.zhang@analog.com>:
7436 * config/bfin/predicates.md (p_register_operand): New predicate.
7437 (dp_register_operand): New predicate.
7438 * config/bfin/bfin-protos.h (WA_05000074): Define.
7439 (ENABLE_WA_05000074): Define.
7440 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7441 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7442 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7443 (define_attr addrtype): Allow load/store register to be P register.
7444 (define_attr storereg): New.
7445 (define_cpu_unit anomaly_05000074): New.
7446 (define_insn_reservation dsp32shiftimm): New.
7447 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7448 (define_insn_reservation loadp): Cannot use slot2.
7449 (define_insn_reservation loadsp): Cannot use slot2.
7450 (define_insn_reservation storep): Cannot use slot2. Does not
7451 apply when working around 05000074.
7452 (define_insn_reservation storep_anomaly_05000074): New.
7453 (define_insn_reservation storei): Does not apply when working
7455 (define_insn_reservation storei_anomaly_05000074): New.
7456 (define_attr length): Add dsp32shiftimm case.
7457 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7458 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7459 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7460 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7461 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7463 2009-09-07 Martin Jambor <mjambor@suse.cz>
7466 * tree-sra.c (create_artificial_child_access): Return NULL if
7467 build_ref_for_offset fails.
7468 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7469 and create_artificial_child_access to fail.
7471 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7474 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7475 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7476 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7478 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7480 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7481 block, ensure it has an exit edge. Emit a barrier after a jump.
7483 2009-09-07 Nick Clifton <nickc@redhat.com>
7485 * gcc.c (this_is_linker_script): New variable. Like
7486 this_is_library_file but for the %T constructor.
7487 (end_going_arg): If this_is_linker_script is set then locate the
7488 script and insert a --script switch before it
7489 (do_spec_2): Initialise this_is_linker_script.
7490 (do_spec_1): Likewise. Handle %T construct.
7491 (eval_spec_function): Preserve this_is_linker_script.
7492 * doc/invoke.texi: Document %T construct in spec files.
7493 * config/m32c/m32c.h (LIB_SPEC): Use it.
7495 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7497 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7498 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7499 when volatile flag is set.
7500 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7502 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7505 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7506 (combine_stack_adjustments_for_block): Allow insns between stack
7507 adjustments and stores with corresponding pre-(dec|inc)rement or
7508 pre-modify operation.
7510 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7513 * combine-stack-adj.c (struct csa_memlist): Rename to...
7514 (struct csa_reflist): ... this. Rename mem field to ref.
7515 (free_csa_memlist): Rename to...
7516 (free_csa_reflist): ... this.
7517 (record_one_stack_memref): Rename to...
7518 (record_one_stack_ref): ... this. Handle also REG_P.
7519 (try_apply_stack_adjustment): Handle also REG_P.
7520 (struct record_stack_memrefs_data): Rename to...
7521 (struct record_stack_refs_data): ... this. Rename memlist field to
7523 (record_stack_memrefs): Rename to...
7524 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7525 subexpressions instead of failing when a MEM contains SP references.
7526 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7527 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7529 2009-09-06 Richard Guenther <rguenther@suse.de>
7532 * tree.c (build_array_type): Do not record types marked
7533 with structural equality in the canonical type hashtable.
7535 2009-09-06 Richard Guenther <rguenther@suse.de>
7538 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7540 2009-09-05 Richard Guenther <rguenther@suse.de>
7543 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7545 2009-09-05 Richard Guenther <rguenther@suse.de>
7548 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7550 2009-09-05 Richard Guenther <rguenther@suse.de>
7553 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7554 before comparing function argument types.
7556 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7559 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7562 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7565 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7567 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7568 locators before emit_insn is called.
7570 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7573 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7574 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7575 (reginfo_init): Don't call allocate_reg_info.
7577 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7580 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7581 NONDEBUG_INSN_P instead of INSN_P.
7583 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7586 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7588 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7591 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7592 pattern of the split.
7594 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7596 * toplev.c (process_options): Move setter of flag_var_tracking
7597 before other tests that depend on it. Move down setter of
7598 flag_rename_registers. Don't enable var-tracking-assignments
7599 by default if selective scheduling is enabled. Warn if both
7602 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7604 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7605 comment. Use switch statement to catch overlaps between rtx
7606 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7607 (IS_DECL_CODE): ... here. Remove.
7608 (check_value_is_not_decl): Remove.
7609 (dv_from_decl, dv_from_value): Check after conversion.
7611 2009-09-04 Richard Guenther <rguenther@suse.de>
7614 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7615 after emitting tunks. Move emitting thunks and ctors from ...
7616 (cgraph_optimize): ... here. Remove redundant
7617 cgraph_analyze_functions.
7618 * varasm.c (find_decl_and_mark_needed): Remove no longer
7620 (finish_aliases_1): Adjust check for thunk aliases.
7622 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7624 * config/arm/arm.md (ctzsi2): Added braces
7625 to avoid warning that broke booststrap.
7627 2009-09-04 Martin Jambor <mjambor@suse.cz>
7629 PR tree-optimization/41112
7630 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7631 handle variable-bounded arrays.
7632 (expr_with_var_bounded_array_refs_p): New function.
7633 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7635 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7637 * config/s390/2097.md: Removed two incorrect bypasses.
7638 (z10_fsimpdf): Fixed latency.
7639 (z10_fhex): New insn_reservation.
7640 (z10_floaddf): Fixed latency.
7641 (z10_floadsf): Fixed latency.
7642 (z10_ftrunctf): Fixed latency.
7643 (z10_ftruncdf): Fixed latency.
7644 * config/s390/s390.c (z10_cost): Fixed values.
7645 (s390_adjust_priority): Added z10 path.
7646 * config/s390/s390.md (type): Added fhex.
7647 (*mov<mode>_64dfp): Updated type attribute.
7648 (*mov<mode>_64): Updated type attribute.
7649 (*mov<mode>_31): Updated type attribute.
7650 (*mov<mode>"): Likewise.
7651 * config/s390/2084.md (x_fsimpdf): Updated condition.
7653 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7655 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7656 RTXs in the predicate for operand 1.
7658 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7660 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7661 (rbitsi2): New insn.
7662 (ctzsi2): New expand.
7663 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7665 2009-09-03 Martin Jambor <mjambor@suse.cz>
7667 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7668 (create_artificial_child_access): Use build_ref_for_offset instead
7669 of duplicate_expr_for_different_base.
7670 (propagate_subacesses_accross_link): Likewise.
7672 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7674 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7676 (mips16e_collect_argument_saves): Skip debug instructions.
7677 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7678 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7679 (r10k_insert_cache_barriers): Likewise.
7680 (mips_reorg_process_insns): Likewise.
7682 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7685 * ira.c (update_equiv_reg): Remove check on class likely spill.
7687 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7690 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7691 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7695 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7696 the stack slot if it is passed by invisible reference.
7697 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7698 by invisible reference.
7700 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7702 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7703 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7704 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7706 * config/bfin/sync.md: New file.
7707 * config/bfin/bfin.md: Include it.
7708 (UNSPEC_ATOMIC): New.
7709 (UNSPEC_ONES): Provide a unique number.
7711 From Jie Zhang <jie.zhang@analog.com>:
7712 * config/bfin/bfin.c (ret_regs): New.
7713 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7714 (must_save_rets_p): New.
7715 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7716 current_function_is_leaf.
7717 (do_link): Likewise.
7718 (do_unlink): Likewise.
7719 (expand_interrupt_handler_prologue): Use ret_regs array.
7720 (expand_interrupt_handler_epilogue): Use ret_regs array and
7721 pass return register to gen_return_internal.
7722 (bfin_expand_epilogue): Pass return register to
7723 gen_return_internal.
7724 (bfin_expand_call): Explicitly clobber RETS.
7725 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7726 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7727 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7728 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7730 (return_internal): Take a reg rtx rather than the register number.
7732 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7734 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7735 when comparing against estimated_loop_iterations_int return.
7737 2009-09-03 Richard Guenther <rguenther@suse.de>
7739 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7740 eh_personality_libfunc.
7742 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7744 * tree-parloops.c (separate_decls_in_region): Add space.
7746 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7748 * tree-parloops.c (separate_decls_in_region): Change the condition
7749 checking if there are reductions in the loop.
7751 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7753 PR tree-optimization/38275
7754 * tree-parloops.c (parallelize_loops): Replace profitability condition
7755 for expected number of iterations.
7757 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7759 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7760 (bootstrap-debug): Explain conditions in which it becomes default.
7761 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7764 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7766 * doc/invoke.texi (Optimize Options): Move
7767 -finline-small-functions to the -O2 list.
7769 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7771 * toplev.c (process_options): Enable var-tracking-assignments
7772 by default if var-tracking is enabled.
7774 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7776 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7778 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7779 * rtl.h (prev_nonnote_insn_bb): Declare it.
7781 2009-09-03 Diego Novillo <dnovillo@google.com>
7783 * cgraph.c (cgraph_node_for_decl): New.
7784 * cgraph.h (cgraph_node_for_decl): Declare.
7785 * tree.c (host_integerp): Return 0 if T is NULL.
7787 2009-09-03 Diego Novillo <dnovillo@google.com>
7789 * tree.h (struct alias_pair): Move from varasm.c.
7790 (alias_pairs): Likewise.
7791 (TYPE_MAXVAL): Define.
7792 (TYPE_MINVAL): Define.
7793 (iterative_hash_host_wide_int): Declare.
7794 (remove_unreachable_alias_pairs): Declare.
7795 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7796 * diagnostic.c (default_diagnostic_starter): Make extern.
7797 (default_diagnostic_finalizer): Make extern.
7798 * diagnostic.h (default_diagnostic_starter): Declare.
7799 (default_diagnostic_finalizer): Declare.
7800 (default_tree_printer): Declare.
7801 * toplev.c (default_tree_printer): Make extern.
7803 2009-09-03 Richard Guenther <rguenther@suse.de>
7804 Diego Novillo <dnovillo@google.com>
7806 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7807 * cgraphunit.c (cgraph_expand_function): Do not emit
7808 associated thunks from here.
7809 (cgraph_emit_thunks): New.
7810 (cgraph_optimize): Call it.
7811 Return if any IPA pass finds an error.
7812 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7815 2009-09-03 Simon Baldwin <simonb@google.com>
7816 Rafael Espindola <espindola@google.com>
7817 Richard Guenther <rguenther@suse.de>
7818 Doug Kwan <dougkwan@google.com>
7819 Diego Novillo <dnovillo@google.com>
7821 * tree.c: Include tree-pass.h, langhooks-def.h,
7822 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7823 (free_lang_data_in_type): New.
7824 (need_assembler_name_p): New.
7825 (free_lang_data_in_block): New.
7826 (free_lang_data_in_decl): New.
7827 (struct free_lang_data_d): New.
7828 (add_tree_to_fld_list): New.
7829 (find_decls_types_r): New.
7830 (get_eh_types_for_runtime): New.
7831 (find_decls_types_in_eh_region): New.
7832 (find_decls_types_in_node): New.
7833 (find_decls_types_in_var): New.
7834 (free_lang_data_in_cgraph): New.
7835 (free_lang_data): New.
7836 (gate_free_lang_data): New.
7837 (pass_ipa_free_lang_data): New.
7839 2009-09-03 Diego Novillo <dnovillo@google.com>
7841 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7842 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7843 (lang_hooks): Remove const qualifier.
7844 * ipa.c (cgraph_remove_unreachable_nodes): Call
7845 remove_unreachable_alias_pairs.
7846 * except.c (add_type_for_runtime): Check if TYPE has
7847 already been converted.
7848 (lookup_type_for_runtime): Likewise.
7849 (check_handled): Handle converted types.
7850 * varasm.c (remove_unreachable_alias_pairs): New.
7851 * gimple.c: Include demangle.h.
7852 (gimple_decl_printable_name): New.
7853 (gimple_fold_obj_type_ref): New.
7854 * gimple.h (gimple_decl_printable_name): Declare.
7855 (gimple_fold_obj_type_ref): Declare.
7856 * passes.c (init_optimization_passes): Add pass
7857 pass_ipa_free_lang_data.
7858 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7859 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7861 2009-09-03 Diego Novillo <dnovillo@google.com>
7863 * c-lang.c (lang_hooks): Remove const qualifier.
7865 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7867 * doc/install.texi (*-*-freebsd*): Update target information.
7869 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7871 * hard-reg-set.h (call_fixed_regs): Remove.
7872 * reginfo.c (call_fixed_regs): Remove.
7873 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7874 (globalize_reg): Don't use call_fixed_regs.
7875 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7878 2009-09-01 Michael Matz <matz@suse.de>
7880 * expr.h (emit_storent_insn, expand_expr_real_1,
7881 expand_expr_real_2): Declare.
7882 * expr.c (emit_storent_insn, expand_expr_real_1,
7883 expand_expr_real_2): Export.
7884 (store_expr): Setting and evaluating dont_return_target is useless.
7885 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7886 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7887 * except.c (expand_resx_expr): Rename to ...
7888 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7889 * except.h (expand_resx_stmt): Declare.
7890 * stmt.c: Add include gimple.h
7891 (expand_asm_expr): Rename to ...
7892 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7893 (expand_case): Rewrite to take gimple statement.
7894 * tree.h (expand_asm_stmt): Declare.
7895 (expand_case): Change prototype.
7896 * Makefile.in (stmt.o): Depend on gimple.h.
7897 * builtins.c (expand_builtin_synchronize): Build gimple asm
7898 statement, not an ASM_EXPR.
7899 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7900 gimple_to_tree, release_stmt_tree): Remove.
7901 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7902 ggc_free, but hold comparison code and operands separately.
7903 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7904 (expand_call_stmt, expand_gimple_stmt_1,
7905 expand_gimple_stmt): New helpers.
7906 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7907 release_stmt_tree. Call expand_gimple_stmt instead.
7908 (expand_gimple_basic_block): Ditto.
7910 * calls.c (emit_call_1): Don't look at EH regions here, make
7911 fntree parameter useless.
7912 (expand_call): New local rettype for TREE_TYPE(exp), use it
7913 throughout. Remove local p, use addr instead.
7914 Don't look at EH regions here.
7916 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7918 * doc/invoke.texi (-fsched-pressure): Document it.
7919 (-fsched-reg-pressure-heuristic): Remove it.
7921 * reload.c (ira.h): Include.
7922 (find_reloads): Add choosing reload on number of small spilled
7925 * haifa-sched.c (ira.h): Include.
7926 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7927 saved_reg_pressure, curr_reg_live, saved_reg_live,
7928 region_ref_regs): New variables.
7929 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7930 initiate_reg_pressure_info, setup_ref_regs,
7931 initiate_bb_reg_pressure_info, save_reg_pressure,
7932 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7934 (setup_insn_reg_pressure_info): New function.
7935 (rank_for_schedule): Add pressure checking and insn issue time.
7936 Remove comparison of insn reg weights.
7937 (ready_sort): Set insn reg pressure info.
7938 (update_register_pressure, setup_insn_max_reg_pressure,
7939 update_reg_and_insn_max_reg_pressure,
7940 sched_setup_bb_reg_pressure_info): New functions.
7941 (schedule_insn): Add code for printing and updating reg pressure info.
7942 (find_set_reg_weight, find_insn_reg_weight): Remove.
7943 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7944 (debug_ready_list): Print reg pressure info.
7945 (schedule_block): Ditto. Check insn issue time.
7946 (sched_init): Set up sched_pressure_p. Allocate and set up some
7947 reg pressure related info.
7948 (sched_finish): Free some reg pressure related info.
7949 (fix_tick_ready): Make insn always ready if pressure_p.
7950 (init_h_i_d): Don't call find_insn_reg_weight.
7951 (haifa_finish_h_i_d): Free insn reg pressure info.
7953 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7954 ira_memory_move_cost, ira_class_hard_regs,
7955 ira_class_hard_regs_num, ira_no_alloc_regs,
7956 ira_available_class_regs, ira_reg_class_cover_size,
7957 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7959 * ira-lives.c (single_reg_class): Check mode to find how many
7960 registers are necessary for operand.
7961 (ira_implicitly_set_insn_hard_regs): New.
7963 * common.opt (fsched-pressure): New options.
7964 (fsched-reg-pressure-heuristic): Remove.
7966 * ira.c (setup_eliminable_regset): Rename to
7967 ira_setup_eliminable_regset. Make it external.
7968 (expand_reg_info): Pass cover class to setup_reg_classes.
7969 (ira): Call resize_reg_info instead of allocate_reg_info.
7971 * sched-deps.c: Include ira.h.
7972 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7973 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7974 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7975 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7976 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7977 mark_insn_reg_store, mark_insn_reg_clobber,
7978 setup_insn_reg_pressure_info): New.
7979 (sched_analyze_1): Update implicit_reg_pending_uses.
7980 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7981 Use them to create dependencies. Set insn reg uses and pressure
7982 info. Process reg_pending_uses in one place.
7983 (free_deps): Free implicit sets.
7984 (remove_from_deps): Remove implicit sets if necessary. Check
7985 implicit sets when clearing reg_last_in_use.
7986 (init_deps_global): Clear implicit_reg_pending_clobbers and
7987 implicit_reg_pending_uses.
7989 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7990 ira_memory_move_cost, ira_class_hard_regs,
7991 ira_class_hard_regs_num, ira_no_alloc_regs,
7992 ira_available_class_regs, ira_reg_class_cover_size,
7993 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7994 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7995 ira_implicitly_set_insn_hard_regs): New prototypes.
7997 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7998 cost_elements_num): New variables.
7999 (allocno_costs, total_costs): Rename to costs and
8000 total_allocno_costs.
8001 (COSTS_OF_ALLOCNO): Rename to COSTS.
8002 (allocno_pref): Rename to pref.
8003 (allocno_pref_buffer): Rename to pref_buffer.
8004 (common_classes): Rename to regno_cover_class.
8006 (record_reg_classes): Set allocno attributes only if allocno_p.
8007 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8008 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8009 and COSTS_OF_ALLOCNO.
8010 (print_costs): Rename to print_allocno_costs.
8011 (print_pseudo_costs): New.
8012 (process_bb_node_for_costs): Split into 2 functions with new
8013 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8014 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8015 new parameter dump_file. Use cost_elements_num instead of
8016 ira_allocnos_num. Make one iteration if preferred classes were
8017 already calculated for scheduler. Make 2 versions of code
8018 depending on allocno_p.
8019 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8020 regno_cover_class and COSTS instead of common_classes and
8022 (init_costs, finish_costs): New.
8023 (ira_costs): Set up allocno_p and cost_elements_num. Call
8024 init_costs and finish_costs.
8025 (ira_set_pseudo_classes): New.
8027 * rtl.h (allocate_reg_info): Remove.
8028 (resize_reg_info): Change return type.
8029 (reg_cover_class): New.
8030 (setup_reg_classes): Add new parameter.
8032 * sched-int.h (struct deps_reg): New member implicit_sets.
8033 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8034 (INCREASE_BITS): New macro.
8035 (struct reg_pressure_data, struct reg_use_data): New.
8036 (struct _haifa_insn_data): Remove reg_weight. Add members
8037 reg_pressure, reg_use_list, reg_set_list, and
8038 reg_pressure_excess_cost_change.
8039 (struct deps): New member implicit_sets.
8040 (pressure_p): New variable.
8041 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8042 (struct reg_pressure_data, struct reg_use_data): New.
8043 (INSN_REG_WEIGHT): Remove.
8044 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8045 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8046 (sched_init_region_reg_pressure_info,
8047 sched_setup_bb_reg_pressure_info): New prototypes.
8049 * reginfo.c (struct reg_pref): New member coverclass.
8050 (reg_cover_class): New function.
8051 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8052 (reg_info_size): New variable.
8053 (allocate_reg_info): Make static. Setup reg_info_size.
8054 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8055 (setup_reg_classes): Add a new parameter. Setup cover class too.
8057 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8060 * sched-rgn.c (deps_join): Set up implicit_sets.
8061 (schedule_region): Set up region and basic blocks pressure
8064 * passes.c (init_optimization_passes): Move
8065 pass_subregs_of_mode_init before pass_sched.
8067 2009-09-02 Martin Jambor <mjambor@suse.cz>
8069 * tree-sra.c (struct access): New field grp_hint.
8070 (dump_access): Dump grp_hint.
8071 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8073 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8074 those which have been specifically read and somehow written to.
8075 (propagate_subacesses_accross_link): Set grp_hint of right child and
8076 also possibly of the left child.
8078 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8080 * tree-object-size.c (addr_object_size): Always use object_size_type
8081 0 or 2 when determining the pointer pointed object size.
8083 2009-09-02 Richard Guenther <rguenther@suse.de>
8086 2009-08-31 Richard Guenther <rguenther@suse.de>
8088 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8089 to query if the memory regions for memmove overlap.
8090 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8091 asserts on pointers, instead deal with odd trees.
8092 (ptr_derefs_may_alias_p): Likewise.
8093 (refs_may_alias_p_1): Constructor bases also never alias.
8095 2009-08-01 Christian Bruel <christian.bruel@st.com>
8098 2009-07-31 Christian Bruel <christian.bruel@st.com>
8099 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8101 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8103 * doc/invoke.texi (-fvar-tracking-assignments): New.
8104 (-fvar-tracking-assignments-toggle): New.
8105 (-fdump-final-insns=file): Mark filename as optional.
8106 (--param min-nondebug-insn-uid): New.
8107 (-gdwarf-@{version}): Mention version 4.
8108 * opts.c (common_handle_option): Accept it.
8109 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8110 * regrename.c (regrename_optimize): Drop last. Don't count debug
8111 insns as uses. Don't reject change because of debug insn.
8112 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8113 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8114 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8115 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8116 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8117 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8118 * doc/gimple.texi (is_gimple_debug): New.
8119 (gimple_debug_bind_p): New.
8120 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8121 * doc/install.texi (bootstrap-debug): More details.
8122 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8123 (bootstrap-debug-lib): More details.
8124 (bootstrap-debug-ckovw): Update.
8125 (bootstrap-time): New.
8126 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8127 (insert_phi_nodes_for): Insert debug stmts.
8128 (rewrite_stmt): Take iterator. Insert debug stmts.
8129 (rewrite_enter_block): Adjust.
8130 (maybe_replace_use_in_debug_stmt): New.
8131 (rewrite_update_stmt): Use it.
8132 (mark_use_interesting): Return early for debug stmts.
8133 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8134 stmts before replacing stmt.
8135 (move_computations_stmt): Likewise.
8136 * ira-conflicts.c (add_copies): Skip debug insns.
8137 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8138 (regstat_bb_compute_ri): Skip debug insns.
8139 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8140 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8141 check_loop_closed_ssa_stmt): Skip debug stmts.
8142 * tree-tailcall.c (find_tail_calls): Likewise.
8143 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8144 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8145 (build_var_debug_value_stat): Declare.
8146 (build_var_debug_value): Define.
8147 (target_for_debug_bind): Declare.
8148 * reload.c (find_equiv_reg): Skip debug insns.
8149 * rtlanal.c (reg_used_between_p): Skip debug insns.
8150 (side_effects_p): Likewise.
8151 (canonicalize_condition): Likewise.
8152 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8153 insns never depend on debug insns.
8154 (create_ddg_dep_no_link): Likewise.
8155 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8156 Don't add inter-loop dependencies for debug insns.
8157 (build_intra_loop_deps): Likewise.
8158 (create_ddg): Count debug insns.
8159 * ddg.h (struct ddg::num_debug): New.
8160 (num_backargs): Pair up with previous int field.
8161 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8162 -fcompare-debug-second.
8163 * final.c (get_attr_length_1): Skip debug insns.
8164 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8165 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8166 (driver_self_specs): Map -fdump-final-insns to
8167 -fdump-final-insns=..
8168 (get_local_tick): New.
8169 (compare_debug_dump_opt_spec_function): Test for . argument and
8170 compute output name. Compute temp output spec without flag name.
8171 Compute -frandom-seed.
8172 (OPT): Undef after use.
8173 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8174 (average_num_loop_insns): Likewise.
8175 * params.h (MIN_NONDEBUG_INSN_UID): New.
8176 * gimple.def (GIMPLE_DEBUG): New.
8177 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8178 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8179 (merge_in_block): Fix whitespace.
8180 * toplev.c (flag_var_tracking): Update comment.
8181 (flag_var_tracking_assignments): New.
8182 (flag_var_tracking_assignments_toggle): New.
8183 (process_options): Don't open final insns dump file if we're not
8184 going to write to it. Compute defaults for var_tracking.
8185 * df-scan.c (df_insn_rescan_debug_internal): New.
8186 (df_uses_record): Handle debug insns.
8187 * haifa-sched.c (ready): Initialize n_debug.
8188 (contributes_to_priority): Skip debug insns.
8189 (dep_list_size): New.
8191 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8192 they're ready. Disregard previous debug insns to make decisions.
8193 (queue_insn): Never queue debug insns.
8194 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8195 (schedule_insn): Don't reject debug insns because of issue rate.
8196 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8197 (queue_to_ready): Skip and discount debug insns.
8198 (choose_ready): Let debug insns through.
8199 (schedule_block): Check boundary debug insns. Discount debug
8200 insns, schedule them early. Adjust whitespace.
8201 (set_priorities): Check for boundary debug insns.
8202 (add_jump_dependencies): Use dep_list_size.
8203 (prev_non_location_insn): New.
8204 (check_cfg): Use it.
8205 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8207 (remove_unused_ivs): Reset debug stmts.
8208 * modulo-sched.c (const_iteration_count): Skip debug insns.
8209 (res_MII): Discount debug insns.
8210 (loop_single_full_bb_p): Skip debug insns.
8211 (sms_schedule): Likewise.
8212 (sms_schedule_by_order): Likewise.
8213 (ps_has_conflicts): Likewise.
8214 * caller-save.c (refmarker_fn): New.
8215 (save_call_clobbered_regs): Replace regs with saved mem in
8217 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8218 Call refmarker_fn mark for hardregnos.
8219 (mark_reg_as_referenced): New.
8220 (replace_reg_with_saved_mem): New.
8221 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8222 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8224 (cse_extended_basic_block): Skip debug insns.
8225 (count_reg_usage): Likewise.
8226 (is_dead_reg): New, split out of...
8227 (set_live_p): ... here.
8228 (insn_live_p): Use it for debug insns.
8229 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8230 (execute_optimize_stdarg): Likewise.
8231 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8232 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8233 changes in debug stmts as changes.
8234 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8235 (moveup_expr): Don't move across debug insns. Don't move
8236 debug insn if it would create a bookkeeping block.
8237 (moveup_expr_cached): Don't use cache for debug insns that
8238 are heads of blocks.
8239 (compute_av_set_inside_bb): Skip debug insns.
8240 (sel_rank_for_schedule): Schedule debug insns first. Remove
8242 (block_valid_for_bookkeeping_p); Support lax searches.
8243 (create_block_for_bookkeeping): Adjust block numbers when
8244 encountering debug-only blocks.
8245 (find_place_for_bookkeeping): Deal with debug-only blocks.
8246 (generate_bookkeeping_insn): Accept no place to insert.
8247 (remove_temp_moveop_nops): New argument full_tidying.
8248 (prepare_place_to_insert): Deal with debug insns.
8249 (advance_state_on_fence): Debug insns don't start cycles.
8250 (update_boundaries): Take fence as argument. Deal with
8252 (schedule_expr_on_boundary): No full_tidying on debug insns.
8253 (fill_insns): Deal with debug insns.
8254 (track_scheduled_insns_and_blocks): Don't count debug insns.
8255 (need_nop_to_preserve_insn_bb): New, split out of...
8256 (remove_insn_from_stream): ... this.
8257 (fur_orig_expr_not_found): Skip debug insns.
8258 * rtl.def (VALUE): Move up.
8260 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8261 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8262 Set it if debug stmts are found.
8263 (statement_sink_location): Skip debug stmts. Propagate
8264 moving defs into debug stmts.
8265 * ifcvt.c (first_active_insn): Skip debug insns.
8266 (last_active_insns): Likewise.
8267 (cond_exec_process_insns): Likewise.
8268 (noce_process_if_block): Likewise.
8269 (check_cond_move_block): Likewise.
8270 (cond_move_convert_if_block): Likewise.
8271 (block_jumps_and_fallthru_p): Likewise.
8272 (dead_or_predicable): Likewise.
8273 * dwarf2out.c (debug_str_hash_forced): New.
8274 (find_AT_string): Add comment.
8275 (gen_label_for_indirect_string): New.
8276 (get_debug_string_label): New.
8277 (AT_string_form): Use it.
8278 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8279 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8280 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8281 several operations that cannot be represented with DWARF opcodes.
8282 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8283 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8284 (dwarf2out_var_location): Take during-call mark into account.
8285 (output_indirect_string): Update comment. Output if there are
8286 label and references.
8287 (prune_indirect_string): New.
8288 (prune_unused_types): Call it if debug_str_hash_forced.
8289 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8290 (dw_long_long_const): Remove.
8291 (struct dw_val_struct): Change val_long_long type to rtx.
8292 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8293 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8294 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8295 component instead of HOST_BITS_PER_LONG.
8296 (output_loc_operands): Likewise. For const8* assert
8297 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8298 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8299 rather than HOST_BITS_PER_LONG is >= 64.
8300 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8302 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8303 HOST_BITS_PER_LONG for dw_val_class_long_long.
8304 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8305 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8306 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8308 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8309 Handle DW_OP_implicit_value.
8310 (extract_int): Move prototype earlier.
8311 (mem_loc_descriptor): For SUBREG punt if inner
8312 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8313 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8314 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8315 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8316 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8317 instead of Pmode size.
8318 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8319 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8320 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8321 (concat_loc_descriptor, concatn_loc_descriptor,
8322 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8323 (add_location_or_const_value_attribute): Likewise. For single
8324 location loc_lists attempt to use add_const_value_attribute
8325 for constant decls. Add DW_AT_const_value even if
8326 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8328 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8329 (control_flow_insn_p): Likewise.
8330 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8331 (separate_decls_in_region_debug_bind): New.
8332 (separate_decls_in_region): Process debug bind stmts afterwards.
8333 * recog.c (verify_changes): Handle debug insns.
8334 (extract_insn): Likewise.
8335 (peephole2_optimize): Skip debug insns.
8336 * dse.c (scan_insn): Skip debug insns.
8337 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8339 (setup_id_for_insn): Handle debug insns.
8340 (maybe_tidy_empty_bb): Adjust whitespace.
8341 (tidy_control_flow): Skip debug insns.
8342 (sel_remove_insn): Adjust for debug insns.
8343 (sel_estimate_number_of_insns): Skip debug insns.
8344 (create_insn_rtx_from_pattern): Handle debug insns.
8345 (create_copy_of_insn_rtx): Likewise.
8346 * sel-sched-.h (sel_bb_end): Declare.
8347 (sel_bb_empty_or_nop_p): New.
8348 (get_all_loop_exits): Use it.
8349 (_eligible_successor_edge_p): Likewise.
8350 (return_nop_to_pool): Adjust.
8351 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8352 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8353 * gimple-pretty-print.c (dump_gimple_debug): New.
8354 (dump_gimple_stmt): Use it.
8355 (dump_bb_header): Skip gimple debug stmts.
8356 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8357 (fixup_match_2): Likewise.
8358 (regmove_backward_pass): Likewise. Simplify combined
8359 replacement. Handle debug insns.
8360 * function.c (instantiate_virtual_regs): Handle debug insns.
8361 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8362 * print-rtl.h: Include cselib.h.
8363 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8364 * df.h (df_inns_rescan_debug_internal): Declare.
8365 * gcse.c (alloc_hash_table): Estimate n_insns.
8366 (cprop_insn): Don't regard debug insns as changes.
8367 (bypass_conditional_jumps): Skip debug insns.
8368 (one_pre_gcse_pass): Adjust.
8369 (one_code_hoisting_pass): Likewise.
8370 (compute_ld_motion_mems): Skip debug insns.
8371 (one_cprop_pass): Adjust.
8372 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8373 (if_convertible_stmt_p): Handle debug stmts.
8374 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8375 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8376 * ira-build.c (create_bb_allocnos): Skip debug insns.
8377 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8378 (has_single_use): Likewise.
8379 (single_imm_use): Likewise.
8380 (num_imm_uses): Likewise.
8381 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8382 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8383 (create_outofssa_var_map): Likewise.
8384 * lower-subreg.c (adjust_decomposed_uses): New.
8385 (resolve_debug): New.
8386 (decompose_multiword_subregs): Use it.
8387 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8388 * emit-rtl.c: Include params.h.
8389 (cur_debug_insn_uid): Define.
8390 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8391 (copy_rtx_if_shared_1): Handle debug insns.
8392 (reset_used_flags): Likewise.
8393 (set_used_flags): LIkewise.
8394 (get_max_insn_count): New.
8395 (next_nondebug_insn): New.
8396 (prev_nondebug_insn): New.
8397 (make_debug_insn_raw): New.
8398 (emit_insn_before_noloc): Handle debug insns.
8399 (emit_jump_insn_before_noloc): Likewise.
8400 (emit_call_insn_before_noloc): Likewise.
8401 (emit_debug_insn_before_noloc): New.
8402 (emit_insn_after_noloc): Handle debug insns.
8403 (emit_jump_insn_after_noloc): Likewise.
8404 (emit_call_insn_after_noloc): Likewise.
8405 (emit_debug_insn_after_noloc): Likewise.
8406 (emit_insn_after): Take loc from earlier non-debug insn.
8407 (emit_jump_insn_after): Likewise.
8408 (emit_call_insn_after): Likewise.
8409 (emit_debug_insn_after_setloc): New.
8410 (emit_debug_insn_after): New.
8411 (emit_insn_before): Take loc from later non-debug insn.
8412 (emit_jump_insn_before): Likewise.
8413 (emit_call_insn_before): Likewise.
8414 (emit_debug_insn_before_setloc): New.
8415 (emit_debug_insn_before): New.
8416 (emit_insn): Handle debug insns.
8417 (emit_debug_insn): New.
8418 (emit_jump_insn): Handle debug insns.
8419 (emit_call_insn): Likewise.
8421 (init_emit): Take min-nondebug-insn-uid into account.
8422 Initialize cur_debug_insn_uid.
8423 (emit_copy_of_insn_after): Handle debug insns.
8424 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8425 location of single rhs in place.
8426 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8427 (floor_sdiv_adjust): New.
8428 (cell_sdiv_adjust): New.
8429 (cell_udiv_adjust): New.
8430 (round_sdiv_adjust): New.
8431 (round_udiv_adjust): New.
8432 (wrap_constant): Moved from cselib.
8433 (unwrap_constant): New.
8434 (expand_debug_expr): New.
8435 (expand_debug_locations): New.
8436 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8438 (gimple_expand_cfg): Expand debug locations.
8439 * cselib.c: Include tree-pass.h.
8440 (struct expand_value_data): New.
8441 (cselib_record_sets_hook): New.
8442 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8443 (cselib_clear_table): Move, and implemnet in terms of...
8444 (cselib_reset_table_with_next_value): ... this.
8445 (cselib_get_next_unknown_value): New.
8446 (discard_useless_locs): Don't discard preserved values.
8447 (cselib_preserve_value): New.
8448 (cselib_preserved_value_p): New.
8449 (cselib_preserve_definitely): New.
8450 (cselib_clear_preserve): New.
8451 (cselib_preserve_only_values): New.
8452 (new_cselib_val): Take rtx argument. Dump it in details.
8453 (cselib_lookup_mem): Adjust.
8454 (expand_loc): Take regs_active in struct. Adjust. Silence
8455 dumps unless details are requested.
8456 (cselib_expand_value_rtx_cb): New.
8457 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8458 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8459 without details. Copy more subregs. Try to resolve values
8460 using a callback. Wrap constants.
8461 (cselib_subst_to_values): Adjust.
8462 (cselib_log_lookup): New.
8463 (cselib_lookup): Call it.
8464 (cselib_invalidate_regno): Don't count preserved values as useless.
8465 (cselib_invalidate_mem): Likewise.
8466 (cselib_record_set): Likewise.
8467 (struct set): Renamed to cselib_set, moved to cselib.h.
8468 (cselib_record_sets): Adjust. Call hook.
8469 (cselib_process_insn): Reset table when it would be cleared.
8470 (dump_cselib_val): New.
8471 (dump_cselib_table): New.
8472 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8473 (remove_forwarder_block): Support moving debug stmts.
8474 * cselib.h (cselib_record_sets_hook): Declare.
8475 (cselib_expand_callback): New type.
8476 (cselib_expand_value_rtx_cb): Declare.
8477 (cselib_reset_table_with_next_value): Declare.
8478 (cselib_get_next_unknown_value): Declare.
8479 (cselib_preserve_value): Declare.
8480 (cselib_preserved_value_p): Declare.
8481 (cselib_preserve_only_values): Declare.
8482 (dump_cselib_table): Declare.
8483 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8484 (try_crossjump_to_edge): Likewise.
8485 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8486 dominated blocks when debug stmts are present.
8487 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8488 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8489 (set_var_live_on_entry): Likewise.
8490 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8491 * cfglayout.c (curr_location, last_location): Make static.
8492 (set_curr_insn_source_location): Don't avoid bouncing.
8493 (get_curr_insn_source_location): New.
8494 (get_curr_insn_block): New.
8495 (duplicate_insn_chain): Handle debug insns.
8496 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8498 * common.opt (fcompare-debug): Move to sort order.
8499 (fdump-unnumbered-links): Likewise.
8500 (fvar-tracking-assignments): New.
8501 (fvar-tracking-assignments-toggle): New.
8502 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8503 because of debug stmts.
8504 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8505 (eliminate_unnecessary_stmts): Walk dominated blocks before
8507 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8508 * ira.c (memref_used_between_p): Skip debug insns.
8509 (update_equiv_regs): Likewise.
8510 * sched-deps.c (sd_lists_size): Accept empty list.
8511 (sd_init_insn): Mark debug insns.
8512 (sd_finish_insn): Unmark them.
8513 (sd_add_dep): Reject non-debug deps on debug insns.
8514 (fixup_sched_groups): Give debug insns group treatment.
8516 (sched_analyze_reg): Don't mark debug insns for sched before call.
8517 (sched_analyze_2): Handle debug insns.
8518 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8520 (deps_analyze_insn): Handle debug insns.
8521 (deps_start_bb): Skip debug insns.
8522 (init_deps): Initialize last_debug_insn.
8523 * tree-ssa.c (target_for_debug_bind): New.
8524 (find_released_ssa_name): New.
8525 (propagate_var_def_into_debug_stmts): New.
8526 (propagate_defs_into_debug_stmts): New.
8527 (verify_ssa): Skip debug bind stmts without values.
8528 (warn_uninialized_vars): Skip debug stmts.
8529 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8530 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8531 (rtx_equal_p): Likewise.
8532 * ira-costs.c (scan_one_insn): Skip debug insns.
8533 (process_bb_node_for_hard_reg_moves): Likewise.
8534 * rtl.h (DEBUG_INSN_P): New.
8535 (NONDEBUG_INSN_P): New.
8536 (MAY_HAVE_DEBUG_INSNS): New.
8537 (INSN_P): Accept debug insns.
8538 (RTX_FRAME_RELATED_P): Likewise.
8539 (INSN_DELETED_P): Likewise
8540 (PAT_VAR_LOCATION_DECL): New.
8541 (PAT_VAR_LOCATION_LOC): New.
8542 (PAT_VAR_OCATION_STATUS): New.
8543 (NOTE_VAR_LOCATION_DECL): Reimplement.
8544 (NOTE_VAR_LOCATION_LOC): Likewise.
8545 (NOTE_VAR_LOCATION_STATUS): Likewise.
8546 (INSN_VAR_LOCATION): New.
8547 (INSN_VAR_LOCATION_DECL): New.
8548 (INSN_VAR_LOCATION_LOC): New.
8549 (INSN_VAR_LOCATION_STATUS): New.
8550 (gen_rtx_UNKNOWN_VAR_LOC): New.
8551 (VAR_LOC_UNKNOWN_P): New.
8552 (NOTE_DURING_CALL_P): New.
8553 (SCHED_GROUP_P): Accept debug insns.
8554 (emit_debug_insn_before): Declare.
8555 (emit_debug_insn_before_noloc): Declare.
8556 (emit_debug_insn_beore_setloc): Declare.
8557 (emit_debug_insn_after): Declare.
8558 (emit_debug_insn_after_noloc): Declare.
8559 (emit_debug_insn_after_setloc): Declare.
8560 (emit_debug_insn): Declare.
8561 (make_debug_insn_raw): Declare.
8562 (prev_nondebug_insn): Declare.
8563 (next_nondebug_insn): Declare.
8564 (delegitimize_mem_from_attrs): Declare.
8565 (get_max_insn_count): Declare.
8566 (wrap_constant): Declare.
8567 (unwrap_constant): Declare.
8568 (get_curr_insn_source_location): Declare.
8569 (get_curr_insn_block): Declare.
8570 * tree-inline.c (insert_debug_decl_map): New.
8571 (processing_debug_stmt): New.
8572 (remap_decl): Don't create new mappings in debug stmts.
8573 (remap_gimple_op_r): Don't add references in debug stmts.
8574 (copy_tree_body_r): Likewise.
8575 (remap_gimple_stmt): Handle debug bind stmts.
8576 (copy_bb): Skip debug stmts.
8577 (copy_edges_for_bb): Likewise.
8578 (copy_debug_stmt): New.
8579 (copy_debug_stmts): New.
8580 (copy_body): Copy debug stmts at the end.
8581 (insert_init_debug_bind): New.
8582 (insert_init_stmt): Take id. Skip and emit debug stmts.
8583 (setup_one_parameter): Remap variable earlier, register debug mapping.
8584 (estimate_num_insns): Skip debug stmts.
8585 (expand_call_inline): Preserve debug_map.
8586 (optimize_inline_calls): Check for no debug_stmts left-overs.
8587 (unsave_expr_now): Preserve debug_map.
8588 (copy_gimple_seq_and_replace_locals): Likewise.
8589 (tree_function_versioning): Check for no debug_stmts left-overs.
8590 Init and destroy debug_map as needed. Split edges unconditionally.
8591 (build_duplicate_type): Init and destroy debug_map as needed.
8592 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8593 (struct copy_body_data): Add debug_stmts and debug_map.
8594 * sched-int.h (struct ready_list): Add n_debug.
8595 (struct deps): Add last_debug_insn.
8596 (DEBUG_INSN_SCHED_P): New.
8597 (BOUNDARY_DEBUG_INSN_P): New.
8598 (SCHEDULE_DEBUG_INSN_P): New.
8599 (sd_iterator_cond): Accept empty list.
8600 * combine.c (create_log_links): Skip debug insns.
8601 (combine_instructions): Likewise.
8602 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8603 return value is always unshared.
8604 (struct rtx_subst_pair): New.
8605 (auto_adjust_pair): New.
8606 (propagate_for_debug_subst): New.
8607 (propagate_for_debug): New.
8608 (try_combine): Skip debug insns. Propagate removed defs into
8610 (next_nonnote_nondebug_insn): New.
8611 (distribute_notes): Use it. Skip debug insns.
8612 (distribute_links): Skip debug insns.
8613 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8614 * resource.c (mark_target_live_regs): Likewise.
8615 * var-tracking.c: Include cselib.h and target.h.
8616 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8618 (micro_operation_type_name): New.
8619 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8620 (struct micro_operation_def): Update comments.
8621 (decl_or_value): New type. Use instead of decls.
8622 (struct emit_note_data_def): Add vars.
8623 (struct attrs_def): Use decl_or_value.
8624 (struct variable_tracking_info_def): Add permp, flooded.
8625 (struct location_chain_def): Update comment.
8626 (struct variable_part_def): Use decl_or_value.
8627 (struct variable_def): Make var_part a variable length array.
8629 (scratch_regs): New.
8630 (cselib_hook_called): New.
8631 (dv_is_decl_p): New.
8632 (dv_is_value_p): New.
8635 (dv_as_opaque): New.
8636 (dv_onepart_p): New.
8638 (IS_DECL_CODE): New.
8639 (check_value_is_not_decl): New.
8640 (dv_from_decl): New.
8641 (dv_from_value): New.
8642 (dv_htab_hash): New.
8643 (variable_htab_hash): Use it.
8644 (variable_htab_eq): Support values.
8645 (variable_htab_free): Free from the right pool.
8646 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8647 (attrs_list_union): Adjust.
8648 (attrs_list_mpdv_union): New.
8649 (tie_break_pointers): New.
8650 (canon_value_cmp): New.
8651 (unshare_variable): Return possibly-modified slot.
8652 (vars_copy_1): Adjust.
8653 (var_reg_decl_set): Adjust. Split out of...
8654 (var_reg_set): ... this.
8655 (get_init_value): Adjust.
8656 (var_reg_delete_and_set): Adjust.
8657 (var_reg_delete): Adjust.
8658 (var_regno_delete): Adjust.
8659 (var_mem_decl_set): Split out of...
8660 (var_mem_set): ... this.
8661 (var_mem_delete_and_set): Adjust.
8662 (var_mem_delete): Adjust.
8666 (variable_union): Adjust. Speed up merge of 1-part vars.
8667 (variable_canonicalize): Use unshared slot.
8668 (VALUED_RECURSED_INTO): New.
8669 (find_loc_in_1pdv): New.
8670 (struct dfset_merge): New.
8671 (insert_into_intersection): New.
8672 (intersect_loc_chains): New.
8674 (canonicalize_loc_order_check): New.
8675 (canonicalize_values_mark): New.
8676 (canonicalize_values_star): New.
8677 (variable_merge_over_cur): New.
8678 (variable_merge_over_src): New.
8679 (dataflow_set_merge): New.
8680 (dataflow_set_equiv_regs): New.
8681 (remove_duplicate_values): New.
8682 (struct dfset_post_merge): New.
8683 (variable_post_merge_new_vals): New.
8684 (variable_post_merge_perm_vals): New.
8685 (dataflow_post_merge_adjust): New.
8686 (find_mem_expr_in_1pdv): New.
8687 (dataflow_set_preserve_mem_locs): New.
8688 (dataflow_set_remove_mem_locs): New.
8689 (dataflow_set_clear_at_call): New.
8690 (onepart_variable_different_p): New.
8691 (variable_different_p): Use it.
8692 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8693 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8695 (track_loc_p): Pass it true.
8696 (struct count_use_info): New.
8697 (find_use_val): New.
8698 (replace_expr_with_values): New.
8700 (use_type): New, partially split out of...
8701 (count_uses): ... this. Count new micro-ops.
8702 (count_uses_1): Adjust.
8703 (count_stores): Adjust.
8704 (count_with_sets): New.
8705 (VAL_NEEDS_RESOLUTION): New.
8706 (VAL_HOLDS_TRACK_EXPR): New.
8707 (VAL_EXPR_IS_COPIED): New.
8708 (VAL_EXPR_IS_CLOBBERED): New.
8709 (add_uses): Adjust. Generate new micro-ops.
8710 (add_uses_1): Adjust.
8711 (add_stores): Generate new micro-ops.
8712 (add_with_sets): New.
8713 (find_src_status): Adjust.
8714 (find_src_set_src): Adjust.
8715 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8716 Handle new micro-ops. Canonicalize value equivalances.
8717 (vt_find_locations): Compute total size of hash tables for
8718 dumping. Perform merge for var-tracking-assignments. Don't
8719 disregard single-block loops.
8720 (dump_attrs_list): Handle decl_or_value.
8721 (dump_variable): Take variable. Deal with decl_or_value.
8722 (dump_variable_slot): New.
8723 (dump_vars): Use it.
8724 (dump_dataflow_sets): Adjust.
8725 (set_slot_part): New, extended to support one-part variables
8726 after splitting out of...
8727 (set_variable_part): ... this.
8728 (clobber_slot_part): New, split out of...
8729 (clobber_variable_part): ... this.
8730 (delete_slot_part): New, split out of...
8731 (delete_variable_part): .... this.
8732 (check_wrap_constant): New.
8733 (vt_expand_loc_callback): New.
8734 (vt_expand_loc): New.
8735 (emit_note_insn_var_location): Adjust. Handle values. Handle
8736 EMIT_NOTE_AFTER_CALL_INSN.
8737 (emit_notes_for_differences_1): Adjust. Handle values.
8738 (emit_notes_for_differences_2): Likewise.
8739 (emit_notes_for_differences): Adjust.
8740 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8741 Adjust. Handle new micro-ops.
8742 (vt_add_function_parameters): Adjust. Create and bind values.
8743 (vt_initialize): Adjust. Initialize scratch_regs and
8744 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8745 operations. Move some code to count_with_sets and add_with_sets.
8746 (delete_debug_insns): New.
8747 (vt_debug_insns_local): New.
8748 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8750 (var_tracking_main): If var-tracking-assignments is enabled
8751 but var-tracking isn't, delete debug insns and leave. Likewise
8752 if we exceed limits or fail the stack adjustments tests, and
8753 after all var-tracking processing.
8754 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8755 (dataflow_set): Add traversed_vars.
8756 (value_chain, const_value_chain): New typedefs.
8757 (value_chain_pool, value_chains): New variables.
8758 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8759 add_value_chains, add_cselib_value_chains, remove_value_chain,
8760 remove_value_chains, remove_cselib_value_chains): New functions.
8761 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8762 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8764 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8765 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8766 (dst_can_be_shared): New variable.
8767 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8768 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8769 different from set->vars, look up slot again instead of using the
8771 (dataflow_set_init): Initialize traversed_vars.
8772 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8773 lookup if set->vars is shared. Don't keep slot cleared before
8774 calling unshare_variable. Unshare set->vars if needed. Adjust
8775 unshare_variable callers. Clear dst_can_be_shared if needed.
8776 Even ->refcount == 1 vars must be unshared if set->vars is shared
8777 and var needs to be modified.
8778 (dataflow_set_union): Set traversed_vars during canonicalization.
8779 (VALUE_CHANGED, DECL_CHANGED): Define.
8780 (set_dv_changed, dv_changed_p): New static inlines.
8781 (track_expr_p): Clear DECL_CHANGED.
8782 (dump_dataflow_sets): Set it.
8783 (variable_was_changed): Call set_dv_changed.
8784 (emit_note_insn_var_location): Likewise.
8785 (changed_variables_stack): New variable.
8786 (check_changed_vars_1, check_changed_vars_2): New functions.
8787 (emit_notes_for_changes): Do nothing if changed_variables is
8788 empty. Traverse changed_variables with check_changed_vars_1,
8789 call check_changed_vars_2 on each changed_variables_stack entry.
8790 (emit_notes_in_bb): Add SET argument. Just clear it at the
8791 beginning, use it instead of local &set, don't destroy it at the end.
8792 (vt_emit_notes): Call dataflow_set_clear early on all
8793 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8794 computed set, dataflow_set_clear also VTI(bb)->in when we are
8795 done with the basic block. Initialize changed_variables_stack,
8796 free it afterwards. If ENABLE_CHECKING verify that after noting
8797 differences to an empty set value_chains hash table is empty.
8798 (vt_initialize): Initialize value_chains and value_chain_pool.
8799 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8800 (variable_tracking_main): Call dump_dataflow_sets before calling
8801 vt_emit_notes, not after it.
8802 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8803 (propagate_var_def_into_debug_stmts): Declare.
8804 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8805 (df_set_note): Reject debug insns.
8806 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8807 add notes to debug insns.
8808 (df_note_bb_compute): Adjust. Likewise.
8809 (df_simulate_uses): Skip debug insns.
8810 (df_simulate_initialize_backwards): Likewise.
8811 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8812 (subst_stack_regs_pat): Reject debug insns.
8813 (convert_regs_1): Handle debug insns.
8814 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8815 (print-rtl.o): Depend on cselib.h.
8816 (cselib.o): Depend on TREE_PASS_H.
8817 (var-tracking.o): Depend on cselib.h and TARGET_H.
8818 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8819 (init_ready_list): Skip boundary debug insns.
8820 (add_branch_dependences): Skip debug insns.
8821 (free_block_dependencies): Check for blocks with only debug insns.
8822 (compute_priorities): Likewise.
8823 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8824 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8826 (gimple_build_debug_bind_stat): New.
8827 (empty_body_p): Skip debug stmts.
8828 (gimple_has_side_effects): Likewise.
8829 (gimple_rhs_has_side_effects): Likewise.
8830 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8831 (gimple_build_debug_bind_stat): Declare.
8832 (gimple_build_debug_bind): Define.
8833 (is_gimple_debug): New.
8834 (gimple_debug_bind_p): New.
8835 (gimple_debug_bind_get_var): New.
8836 (gimple_debug_bind_get_value): New.
8837 (gimple_debug_bind_get_value_ptr): New.
8838 (gimple_debug_bind_set_var): New.
8839 (gimple_debug_bind_set_value): New.
8840 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8841 (gimple_debug_bind_reset_value): New.
8842 (gimple_debug_bind_has_value_p): New.
8843 (gsi_next_nondebug): New.
8844 (gsi_prev_nondebug): New.
8845 (gsi_start_nondebug_bb): New.
8846 (gsi_last_nondebug_bb): New.
8847 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8848 (print_insn): Handle DEBUG_INSN.
8849 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8850 of first insn prevail.
8851 (first_stmt): Skip debug stmts.
8852 (first_non_label_stmt): Likewise.
8853 (last_stmt): Likewise.
8854 (has_zero_uses_1): New.
8855 (single_imm_use_1): New.
8856 (verify_gimple_debug): New.
8857 (verify_types_in_gimple_stmt): Handle debug stmts.
8858 (verify_stmt): Likewise.
8859 (debug_loop_num): Skip debug stmts.
8860 (remove_edge_and_dominated_blocks): Remove dominators last.
8861 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8862 (linearize_expr): Likewise.
8863 * config/i386/i386.c (ix86_delegitimize_address): Call
8864 default implementation.
8865 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8866 (group_barrier_needed): Skip debug insns.
8867 (emit_insn_group_barriers): Likewise.
8868 (emit_all_insn_group_barriers): Likewise.
8869 (ia64_variable_issue): Handle debug insns.
8870 (ia64_dfa_new_cycle): Likewise.
8871 (final_emit_insn_group_barriers): Skip debug insns.
8872 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8873 def cfa without frame.
8874 (process_set): Likewise.
8875 (process_for_unwind_directive): Pass frame on.
8876 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8877 (rs6000_delegitimize_address): New.
8878 (rs6000_debug_adjust_cost): Handle debug insns.
8879 (is_microcoded_insn): Likewise.
8880 (is_cracked_insn): Likewise.
8881 (is_nonpipeline_insn): Likewise.
8882 (insn_must_be_first_in_group): Likewise.
8883 (insn_must_be_last_in_group): Likewise.
8884 (force_new_group): Likewise.
8885 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8886 contains only debug insns.
8887 (rtl_merge_blocks): Skip debug insns.
8888 (purge_dead_edges): Likewise.
8889 (rtl_block_ends_with_call_p): Skip debug insns.
8890 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8891 (mark_reg_dependencies): Skip debug insns.
8892 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8893 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8894 * tree-ssa-threadedge.c
8895 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8896 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8897 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8898 (copyprop_hardreg_forward_1): Handle debug insns.
8899 * reload1.c (reload): Skip debug insns. Replace unassigned
8900 pseudos in debug insns with their equivalences.
8901 (eliminate_regs_in_insn): Skip debug insns.
8902 (emit_input_reload_insns): Skip debug insns at first, adjust
8904 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8905 (get_indirect_ref_operands): Pass opf_no_vops on.
8906 (get_expr_operands): Likewise. Skip debug stmts.
8907 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8909 2009-09-01 Richard Henderson <rth@redhat.com>
8911 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8912 stmt_ends_pp_p statements at least once.
8913 * tree-vrp.c (vrp_initialize): Likewise.
8914 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8916 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8919 Fix AIX bootstrap after PR debug/30161
8920 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8921 that is a GNU extension.
8922 (tmpl_value_parm_die_table): Move the definition of this global
8923 outside #ifdef DWARF2_DEBUGGING_INFO region.
8925 2009-09-01 Richard Guenther <rguenther@suse.de>
8927 * tree.c (tree_expr_size): New function.
8928 * tree.h (tree_expr_size): Declare.
8929 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8930 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8931 * langhooks.c (lhd_expr_size): Remove.
8932 * langhooks.h (struct lang_hooks): Remove expr_size.
8933 * explow.c (expr_size): Use tree_expr_size.
8934 (int_expr_size): Likewise.
8935 * langhooks-def.h (lhd_expr_size): Remove.
8936 (LANG_HOOKS_EXPR_SIZE): Likewise.
8937 (LANG_HOOKS_INITIALIZER): Adjust.
8939 2009-09-01 Richard Guenther <rguenther@suse.de>
8941 * tree-flow.h (mark_addressable): Move declaration ...
8942 * tree.h (mark_addressable): ... here.
8943 * stmt.c (expand_asm_operands): Use mark_addressable, not
8944 lang_hooks.mark_addressable.
8945 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8946 LANG_HOOKS_MARK_ADDRESSABLE.
8947 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8948 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8950 2009-08-31 Chris Demetriou <cgd@google.com>
8952 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8953 vectorize if not TARGET_SSE2.
8955 2009-08-31 DJ Delorie <dj@redhat.com>
8957 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8958 registers if no coprocessor is enabled.
8960 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8963 * cgraph.h (cgraph_get_node): Declare ...
8964 * cgraph.c (cgraph_get_node): ... new function.
8965 * dwarf2out.c (gen_generic_params_dies,
8966 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8967 make_ith_pack_parameter_name,
8968 append_entry_to_tmpl_value_parm_die_table,
8969 gen_remaining_tmpl_value_param_die_attribute): New functions.
8970 (gen_subprogram_die): Generate debug info for template parameters
8971 if debug info level is higher than DINFO_LEVEL_TERSE.
8972 Use tree_add_const_value_attribute_for_decl instead of
8973 tree_add_const_value_attribute.
8974 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8975 instead of tree_add_const_value_attribute.
8976 (gen_struct_or_union_type_die): Generate debug
8977 info for template parameters if debug info level is higher than
8979 (tree_add_const_value_attribute): Handle integral and pointer
8980 constants. Update comment.
8981 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8982 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8983 (reference_to_unused): Fix thinko. Remove redundant predicates from
8985 (tree_add_const_value_attribute): Make this work for constant
8987 tree_add_const_value_attribute_for_decl is to be used for variable
8989 (add_location_or_const_value_attribute): Use
8990 tree_add_const_value_attribute_for_decl now.
8991 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8992 DW_TAG_template_value_param DIEs after function DIEs have been
8994 * langhooks.h (lang_hooks_for_types): Add
8995 get_argument_pack_elems.
8996 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8997 (lang_hooks): Added get_innermost_generic_parms,
8998 get_innermost_generic_args.
8999 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9000 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9001 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9002 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9004 2009-08-31 DJ Delorie <dj@redhat.com>
9006 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9007 it once we start generating the prologue or epilogue.
9008 (mep_call_saves_register): If the frame is locked, re-use
9010 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9011 (mep_expand_prologue): Call it.
9012 (mep_expand_epilogue): Likewise.
9013 (mep_start_function): Use the same logic as mep_expand_prologue.
9014 (mep_pass_by_reference): Make logic more readable.
9015 (mep_return_in_memory): Zero-sized objects are passed in memory.
9016 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9018 2009-08-31 Richard Guenther <rguenther@suse.de>
9020 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9021 to query if the memory regions for memmove overlap.
9022 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9023 asserts on pointers, instead deal with odd trees.
9024 (ptr_derefs_may_alias_p): Likewise.
9025 (refs_may_alias_p_1): Constructor bases also never alias.
9027 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9029 * doc/install.texi (Final install): Adjust reference on where to
9030 order printed manuals.
9032 2009-08-30 Olivier Hainque <hainque@adacore.com>
9034 * dwarf2out.c (switch_to_frame_table_section): Move
9035 definition prior to first use.
9037 2009-08-30 Richard Guenther <rguenther@suse.de>
9039 PR tree-optimization/41186
9040 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9041 (ao_ref_init_from_ptr_and_size): New function.
9042 (ref_maybe_used_by_call_p_1): Be more precise tracking
9043 used ranges for builtin functions.
9044 (ref_maybe_used_by_call_p): Adjust.
9045 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9046 ranges for builtin functions.
9047 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9049 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9052 * fwprop.c (get_reg_use_in): Delete.
9053 (free_load_extend): New function.
9054 (forward_propagate_subreg): Use it.
9056 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9058 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9060 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9063 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9066 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9068 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9069 fini or fini_array section.
9071 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9073 * graphite-dependences.c (graphite_legal_transform_bb): Call
9074 pbb_remove_duplicate_pdrs.
9075 * graphite-poly.c (can_collapse_pdr): Removed.
9076 (pdr_find_duplicate): Removed.
9077 (can_collapse_pdrs): New.
9078 (pbb_remove_duplicate_pdrs): New.
9079 (new_poly_dr): Do not look for duplicates.
9080 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9081 (PBB_PDR_DUPLICATES_REMOVED): New.
9082 (pbb_remove_duplicate_pdrs): Declared.
9084 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9086 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9087 the strides by multiplying by PDR_NB_REFS.
9088 * graphite-poly.c (can_collapse_pdr): New.
9089 (pdr_find_duplicate): New.
9090 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9091 Initialize PDR_NB_REFS.
9092 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9094 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9096 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9099 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9102 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9104 * graphite-dependences.c (pddr_original_scattering): Return NULL
9105 for read-read dependence relations.
9106 * graphite-poly.h (enum poly_dr_type): Fix comment.
9109 (pdr_may_write_p): New.
9111 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9113 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9114 (struct poly_dr): Same.
9115 (new_poly_dr): Same.
9116 * graphite-poly.c (new_poly_dr): Same.
9117 * graphite-dependences.c (dot_deps): Disable call to system.
9119 2009-08-28 Cary Coutant <ccoutant@google.com>
9122 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9123 struct/union/enum types local to a function.
9125 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9126 Sebastian Pop <sebastian.pop@amd.com>
9128 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9129 pbb_strip_mine_time_depth. Changed the implementation so that
9130 transformation is expressed as a transformation on
9131 time (scatttering) dimensions. Also, ensures that the 2d+1
9132 scheduling format is preserved.
9133 (pbb_strip_mine_profitable_p): Profitability is based on the
9134 iteration number of a given time (scattering) dimension,
9135 and not on a original loop depth dimension.
9136 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9137 (pbb_do_strip_mine): Call psct_dynamic_dim.
9138 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9139 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9140 (pbb_nb_dynamic_scattering_transform): New.
9141 (psct_dynamic_dim): New.
9143 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9145 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9146 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9147 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9148 * graphite-interchange.c (build_linearized_memory_access): Same.
9149 (memory_stride_in_loop): Same.
9151 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9153 * graphite-dependences.c (pddr_original_scattering): New.
9154 (graphite_legal_transform_dr): Call pddr_original_scattering.
9157 * graphite-dependences.h (dot_deps): Declared.
9158 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9159 (print_pdr): Print PDR_ID.
9160 * graphite-poly.h (struct poly_dr): Add field id.
9163 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9165 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9167 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9168 not delete the original dependence relation.
9170 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9172 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9173 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9174 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9175 (free_poly_ddr): New.
9176 (pddr_is_empty): New.
9177 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9178 (dependence_polyhedron): Same. Remove useless gcc_assert.
9180 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9181 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9182 * graphite-dependences.h (enum poly_dependence_kind): New.
9183 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9184 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9185 (PDRP_SINK): Renamed PDDR_SINK.
9186 (PDRP_DDP): Renamed PDDR_DDP.
9188 (free_poly_ddr): Declared.
9189 * graphite-poly.c (new_scop): Use the new hash function names.
9190 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9191 into original_pddrs.
9192 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9194 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9196 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9197 bounds with LT_EXPR to make niter analysis more precise on code
9198 generated by Graphite.
9200 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9202 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9203 (graphite_legal_transform_bb): Same.
9204 (poly_drs_may_alias_p): Same.
9206 2009-08-28 Richard Guenther <rguenther@suse.de>
9208 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9210 2009-08-28 Jan Beulich <jbeulich@novell.com>
9212 * config/i386/netware.c: Include langhooks.h.
9213 (i386_nlm_encode_section_info): Simplify.
9214 (netware_override_options): Delete.
9215 * config/i386/netware.h (netware_override_options): Delete
9217 (OVERRIDE_OPTIONS): Delete definition.
9218 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9219 (ASM_COMMENT_START): Define.
9220 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9222 2009-08-28 Jan Beulich <jbeulich@novell.com>
9224 * configure.ac: For in-tree ld, do a plain version check to
9225 determine whether comdat groups are supported.
9226 * configure: Regenerate.
9228 2009-08-28 Olivier Hainque <hainque@adacore.com>
9230 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9231 always defined. Reflect definition or absence of such for
9232 COLLECT_EXPORT_LIST. Readability helper.
9233 (scanfilter): New enum, to help control what symbols
9234 are to be considered or ignored by scan_prog_file.
9235 (enum pass): Rename as "scanpass", moved together with scanfilter
9236 prior to scan_prog_file's prototype.
9237 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9238 Group prototype with the scanpass/scanfilter definitions, factorize
9239 head comments for the several implementations at the prototype.
9240 (main): Reorganize the first pass link control to let AIX
9241 drag only the needed frame tables in executables. Prevent
9242 frame tables collection during the scan aimed at static ctors.
9243 Pre-link and scan for frame tables later to compensate.
9244 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9245 A C statement to issue assembly directives that create a reference
9246 to the given DWARF table identifier label from the current function
9248 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9249 to differentiate first time section entry. Only emit a .data
9250 tables start identifier label the first time around.
9251 (switch_to_frame_table_section): New function. Helper for
9252 output_call_frame_info to switch possibly BACK into the eh_frame
9253 or the debug_frame section depending on FOR_EH.
9254 (output_call_frame_info): Use helper to first enter the proper
9256 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9257 emit a link to the frame table start label from each function
9259 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9260 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9261 * config/rs6000/rs6000-protos.h: Declare it.
9262 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9264 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9266 * config/sh/sh.c (split_branches): Check the result of
9269 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9271 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9272 using -pthread -fopenmp
9274 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9276 * doc/service.texi (service directory): Update URL.
9278 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9280 PR rtl-optimization/40861
9281 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9282 extract word from a multi-word subreg for negative byte positions.
9284 2009-08-27 Tristan Gingold <gingold@adacore.com>
9285 Douglas B Rupp <rupp@gnat.com>
9287 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9288 (SECTION_VMS_OVERLAY): Define.
9289 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9291 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9293 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9294 common_object declarations.
9295 (ia64_section_type_flags): Set section flag for common_object.
9296 * config/ia64/ia64-protos.h
9297 (ia64_vms_output_aligned_decl_common): Declare.
9298 (ia64_vms_elf_asm_named_section): Declare.
9300 2009-08-27 Michael Matz <matz@suse.de>
9302 * expr.c (expand_expr_real_2): New function taking exploded
9303 unary or binary expression, split out from ...
9304 (expand_expr_real_1): ... here. Move over all unary/binary
9305 switch parts to above function, in particular these codes:
9306 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9307 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9308 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9309 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9310 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9311 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9312 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9313 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9314 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9315 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9316 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9317 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9318 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9319 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9320 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9321 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9322 VEC_PACK_FIX_TRUNC_EXPR.
9323 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9326 2009-08-27 Richard Guenther <rguenther@suse.de>
9328 * gengtype.c (main): Handle uint64_t.
9329 * ipa-utils.c (get_base_var): Indent properly.
9330 * tree-ssa-live.c (debug_scope_block): New function.
9331 * tree-flow.h (debug_scope_block): Declare.
9332 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9333 * basic-block.h (enum profile_status): Rename to
9334 enum profile_status_d.
9335 (x_profile_status): Adjust type.
9337 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9340 * dwarf2out.c (get_context_die): Declare this static function.
9341 (gen_type_die_with_usage): Make sure a DIE is a generated for
9342 the context of a typedef.
9344 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9346 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9349 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9351 * config/mips/mips-protos.h (mips_output_sync): Declare.
9352 (mips_sync_loop_insns): Likewise.
9353 (mips_output_sync_loop): Replace first two parameters with an rtx.
9354 * config/mips/mips.c (mips_multi_member): New structure.
9355 (mips_multi_members): New variable.
9356 (mips_multi_start): New function.
9357 (mips_multi_add): Likewise.
9358 (mips_multi_add_insn): Likewise.
9359 (mips_multi_add_label): Likewise.
9360 (mips_multi_last_index): Likewise.
9361 (mips_multi_copy_insn): Likewise.
9362 (mips_multi_set_operand): Likewise.
9363 (mips_multi_write): Likewise.
9364 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9365 (mips_init_print_operand_punct): Update accordingly.
9366 (mips_start_ll_sc_sync_block): New function.
9367 (mips_end_ll_sc_sync_block): Likewise.
9368 (mips_output_sync): Likewise.
9369 (mips_sync_insn1_template): Likewise.
9370 (mips_sync_insn2_template): Likewise.
9371 (mips_get_sync_operand): Likewise.
9372 (mips_process_sync_loop): Likewise.
9373 (mips_output_sync_loop): Use mips_process_sync_loop.
9374 (mips_sync_loop_insns): New function.
9375 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9376 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9377 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9378 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9379 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9380 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9381 (MIPS_SYNC_OLD_OP_12): Likewise.
9382 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9383 (MIPS_SYNC_NEW_OP_12): Likewise.
9384 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9385 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9386 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9387 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9388 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9389 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9390 * config/mips/mips.md (sync_mem): New attribute.
9391 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9392 (sync_exclusive_mask, sync_required_oldval): Likewise.
9393 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9394 (sync_release_barrier): Likewise.
9395 (length): Handle sync loops.
9396 (sync): Use mips_output_sync.
9397 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9398 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9399 and use mips_output_sync_loop.
9400 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9401 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9402 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9403 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9404 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9405 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9406 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9407 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9408 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9410 2009-08-26 Richard Guenther <rguenther@suse.de>
9413 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9414 the types to not match.
9415 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9417 * tree-ssa.c (useless_type_conversion_p): Conversions to
9418 pointers to unprototyped functions are useless.
9420 2009-08-26 Richard Guenther <rguenther@suse.de>
9422 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9423 whole-program condition, prepare to be called for non-globals.
9424 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9425 params build a representative with known type and track its fields.
9427 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9429 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9430 clearing by a taken branch.
9431 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9432 effectively after bbro pass.
9433 (sync_nand<mode>): Ditto.
9434 (sync_old_<fetchop_name><mode>): Ditto.
9435 (sync_old_nand<mode>): Ditto.
9436 (sync_new_<fetchop_name><mode>): Dito.
9437 (sync_new_nand<mode>): Ditto.
9438 (sync_compare_and_swap<mode>_1): Ditto.
9439 (*sync_compare_and_swap<mode>): Ditto.
9440 (sync_lock_test_and_set<mode>_1): Ditto.
9441 ("sync_lock_test_and_set<mode>): Ditto.
9443 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9445 * hwint.h (HOST_LONG_FORMAT): New macro
9446 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9447 Use HOST_PTR_PRINTF.
9448 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9449 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9450 (HOST_PTR_PRINTF): Document.
9452 2009-08-25 Jan Hubicka <jh@suse.cz>
9454 * config/i386/bmmintrin.h: Replace by #error.
9457 Michael Meissner <michael.meissner@amd.com>
9458 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9459 Tony Linthicum <tony.linthicum@amd.com>
9461 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9462 (TARGET_ROUND): New macro for the round/ptest instructions which
9463 are shared between SSE4.1 and SSE5.
9464 (OPTION_MASK_ISA_ROUND): Ditto.
9465 (OPTION_ISA_ROUND): Ditto.
9466 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9467 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9469 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9470 (-mfused-madd): New switch to give users control over whether the
9471 compiler optimizes to use the multiply/add SSE5 instructions.
9473 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9474 (ix86_handle_option): Turn off 3dnow if -msse5.
9475 (override_options): Add SSE5 support.
9476 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9478 (ix86_expand_sse_movcc): Add SSE5 support.
9479 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9480 vector type to the next largest size.
9481 (ix86_expand_sse5_pack): New function to use pperm to pack a
9482 vector type to the next smallest size.
9483 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9484 (IX86_BUILTIN_FMADDSD): Ditto.
9485 (IX86_BUILTIN_FMADDPS): Ditto.
9486 (IX86_BUILTIN_FMADDPD): Ditto.
9487 (IX86_BUILTIN_FMSUBSS): Ditto.
9488 (IX86_BUILTIN_FMSUBSD): Ditto.
9489 (IX86_BUILTIN_FMSUBPS): Ditto.
9490 (IX86_BUILTIN_FMSUBPD): Ditto.
9491 (IX86_BUILTIN_FNMADDSS): Ditto.
9492 (IX86_BUILTIN_FNMADDSD): Ditto.
9493 (IX86_BUILTIN_FNMADDPS): Ditto.
9494 (IX86_BUILTIN_FNMADDPD): Ditto.
9495 (IX86_BUILTIN_FNMSUBSS): Ditto.
9496 (IX86_BUILTIN_FNMSUBSD): Ditto.
9497 (IX86_BUILTIN_FNMSUBPS): Ditto.
9498 (IX86_BUILTIN_FNMSUBPD): Ditto.
9499 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9500 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9501 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9502 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9503 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9504 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9505 (IX86_BUILTIN_PPERM): Ditto.
9506 (IX86_BUILTIN_PERMPS): Ditto.
9507 (IX86_BUILTIN_PERMPD): Ditto.
9508 (IX86_BUILTIN_PMACSSWW): Ditto.
9509 (IX86_BUILTIN_PMACSWW): Ditto.
9510 (IX86_BUILTIN_PMACSSWD): Ditto.
9511 (IX86_BUILTIN_PMACSWD): Ditto.
9512 (IX86_BUILTIN_PMACSSDD): Ditto.
9513 (IX86_BUILTIN_PMACSDD): Ditto.
9514 (IX86_BUILTIN_PMACSSDQL): Ditto.
9515 (IX86_BUILTIN_PMACSSDQH): Ditto.
9516 (IX86_BUILTIN_PMACSDQL): Ditto.
9517 (IX86_BUILTIN_PMACSDQH): Ditto.
9518 (IX86_BUILTIN_PMADCSSWD): Ditto.
9519 (IX86_BUILTIN_PMADCSWD): Ditto.
9520 (IX86_BUILTIN_PHADDBW): Ditto.
9521 (IX86_BUILTIN_PHADDBD): Ditto.
9522 (IX86_BUILTIN_PHADDBQ): Ditto.
9523 (IX86_BUILTIN_PHADDWD): Ditto.
9524 (IX86_BUILTIN_PHADDWQ): Ditto.
9525 (IX86_BUILTIN_PHADDDQ): Ditto.
9526 (IX86_BUILTIN_PHADDUBW): Ditto.
9527 (IX86_BUILTIN_PHADDUBD): Ditto.
9528 (IX86_BUILTIN_PHADDUBQ): Ditto.
9529 (IX86_BUILTIN_PHADDUWD): Ditto.
9530 (IX86_BUILTIN_PHADDUWQ): Ditto.
9531 (IX86_BUILTIN_PHADDUDQ): Ditto.
9532 (IX86_BUILTIN_PHSUBBW): Ditto.
9533 (IX86_BUILTIN_PHSUBWD): Ditto.
9534 (IX86_BUILTIN_PHSUBDQ): Ditto.
9535 (IX86_BUILTIN_PROTB): Ditto.
9536 (IX86_BUILTIN_PROTW): Ditto.
9537 (IX86_BUILTIN_PROTD): Ditto.
9538 (IX86_BUILTIN_PROTQ): Ditto.
9539 (IX86_BUILTIN_PROTB_IMM): Ditto.
9540 (IX86_BUILTIN_PROTW_IMM): Ditto.
9541 (IX86_BUILTIN_PROTD_IMM): Ditto.
9542 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9543 (IX86_BUILTIN_PSHLB): Ditto.
9544 (IX86_BUILTIN_PSHLW): Ditto.
9545 (IX86_BUILTIN_PSHLD): Ditto.
9546 (IX86_BUILTIN_PSHLQ): Ditto.
9547 (IX86_BUILTIN_PSHAB): Ditto.
9548 (IX86_BUILTIN_PSHAW): Ditto.
9549 (IX86_BUILTIN_PSHAD): Ditto.
9550 (IX86_BUILTIN_PSHAQ): Ditto.
9551 (IX86_BUILTIN_FRCZSS): Ditto.
9552 (IX86_BUILTIN_FRCZSD): Ditto.
9553 (IX86_BUILTIN_FRCZPS): Ditto.
9554 (IX86_BUILTIN_FRCZPD): Ditto.
9555 (IX86_BUILTIN_CVTPH2PS): Ditto.
9556 (IX86_BUILTIN_CVTPS2PH): Ditto.
9557 (IX86_BUILTIN_COMEQSS): Ditto.
9558 (IX86_BUILTIN_COMNESS): Ditto.
9559 (IX86_BUILTIN_COMLTSS): Ditto.
9560 (IX86_BUILTIN_COMLESS): Ditto.
9561 (IX86_BUILTIN_COMGTSS): Ditto.
9562 (IX86_BUILTIN_COMGESS): Ditto.
9563 (IX86_BUILTIN_COMUEQSS): Ditto.
9564 (IX86_BUILTIN_COMUNESS): Ditto.
9565 (IX86_BUILTIN_COMULTSS): Ditto.
9566 (IX86_BUILTIN_COMULESS): Ditto.
9567 (IX86_BUILTIN_COMUGTSS): Ditto.
9568 (IX86_BUILTIN_COMUGESS): Ditto.
9569 (IX86_BUILTIN_COMORDSS): Ditto.
9570 (IX86_BUILTIN_COMUNORDSS): Ditto.
9571 (IX86_BUILTIN_COMFALSESS): Ditto.
9572 (IX86_BUILTIN_COMTRUESS): Ditto.
9573 (IX86_BUILTIN_COMEQSD): Ditto.
9574 (IX86_BUILTIN_COMNESD): Ditto.
9575 (IX86_BUILTIN_COMLTSD): Ditto.
9576 (IX86_BUILTIN_COMLESD): Ditto.
9577 (IX86_BUILTIN_COMGTSD): Ditto.
9578 (IX86_BUILTIN_COMGESD): Ditto.
9579 (IX86_BUILTIN_COMUEQSD): Ditto.
9580 (IX86_BUILTIN_COMUNESD): Ditto.
9581 (IX86_BUILTIN_COMULTSD): Ditto.
9582 (IX86_BUILTIN_COMULESD): Ditto.
9583 (IX86_BUILTIN_COMUGTSD): Ditto.
9584 (IX86_BUILTIN_COMUGESD): Ditto.
9585 (IX86_BUILTIN_COMORDSD): Ditto.
9586 (IX86_BUILTIN_COMUNORDSD): Ditto.
9587 (IX86_BUILTIN_COMFALSESD): Ditto.
9588 (IX86_BUILTIN_COMTRUESD): Ditto.
9589 (IX86_BUILTIN_COMEQPS): Ditto.
9590 (IX86_BUILTIN_COMNEPS): Ditto.
9591 (IX86_BUILTIN_COMLTPS): Ditto.
9592 (IX86_BUILTIN_COMLEPS): Ditto.
9593 (IX86_BUILTIN_COMGTPS): Ditto.
9594 (IX86_BUILTIN_COMGEPS): Ditto.
9595 (IX86_BUILTIN_COMUEQPS): Ditto.
9596 (IX86_BUILTIN_COMUNEPS): Ditto.
9597 (IX86_BUILTIN_COMULTPS): Ditto.
9598 (IX86_BUILTIN_COMULEPS): Ditto.
9599 (IX86_BUILTIN_COMUGTPS): Ditto.
9600 (IX86_BUILTIN_COMUGEPS): Ditto.
9601 (IX86_BUILTIN_COMORDPS): Ditto.
9602 (IX86_BUILTIN_COMUNORDPS): Ditto.
9603 (IX86_BUILTIN_COMFALSEPS): Ditto.
9604 (IX86_BUILTIN_COMTRUEPS): Ditto.
9605 (IX86_BUILTIN_COMEQPD): Ditto.
9606 (IX86_BUILTIN_COMNEPD): Ditto.
9607 (IX86_BUILTIN_COMLTPD): Ditto.
9608 (IX86_BUILTIN_COMLEPD): Ditto.
9609 (IX86_BUILTIN_COMGTPD): Ditto.
9610 (IX86_BUILTIN_COMGEPD): Ditto.
9611 (IX86_BUILTIN_COMUEQPD): Ditto.
9612 (IX86_BUILTIN_COMUNEPD): Ditto.
9613 (IX86_BUILTIN_COMULTPD): Ditto.
9614 (IX86_BUILTIN_COMULEPD): Ditto.
9615 (IX86_BUILTIN_COMUGTPD): Ditto.
9616 (IX86_BUILTIN_COMUGEPD): Ditto.
9617 (IX86_BUILTIN_COMORDPD): Ditto.
9618 (IX86_BUILTIN_COMUNORDPD): Ditto.
9619 (IX86_BUILTIN_COMFALSEPD): Ditto.
9620 (IX86_BUILTIN_COMTRUEPD): Ditto.
9621 (IX86_BUILTIN_PCOMEQUB): Ditto.
9622 (IX86_BUILTIN_PCOMNEUB): Ditto.
9623 (IX86_BUILTIN_PCOMLTUB): Ditto.
9624 (IX86_BUILTIN_PCOMLEUB): Ditto.
9625 (IX86_BUILTIN_PCOMGTUB): Ditto.
9626 (IX86_BUILTIN_PCOMGEUB): Ditto.
9627 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9628 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9629 (IX86_BUILTIN_PCOMEQUW): Ditto.
9630 (IX86_BUILTIN_PCOMNEUW): Ditto.
9631 (IX86_BUILTIN_PCOMLTUW): Ditto.
9632 (IX86_BUILTIN_PCOMLEUW): Ditto.
9633 (IX86_BUILTIN_PCOMGTUW): Ditto.
9634 (IX86_BUILTIN_PCOMGEUW): Ditto.
9635 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9636 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9637 (IX86_BUILTIN_PCOMEQUD): Ditto.
9638 (IX86_BUILTIN_PCOMNEUD): Ditto.
9639 (IX86_BUILTIN_PCOMLTUD): Ditto.
9640 (IX86_BUILTIN_PCOMLEUD): Ditto.
9641 (IX86_BUILTIN_PCOMGTUD): Ditto.
9642 (IX86_BUILTIN_PCOMGEUD): Ditto.
9643 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9644 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9645 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9646 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9647 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9648 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9649 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9650 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9651 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9652 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9653 (IX86_BUILTIN_PCOMEQB): Ditto.
9654 (IX86_BUILTIN_PCOMNEB): Ditto.
9655 (IX86_BUILTIN_PCOMLTB): Ditto.
9656 (IX86_BUILTIN_PCOMLEB): Ditto.
9657 (IX86_BUILTIN_PCOMGTB): Ditto.
9658 (IX86_BUILTIN_PCOMGEB): Ditto.
9659 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9660 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9661 (IX86_BUILTIN_PCOMEQW): Ditto.
9662 (IX86_BUILTIN_PCOMNEW): Ditto.
9663 (IX86_BUILTIN_PCOMLTW): Ditto.
9664 (IX86_BUILTIN_PCOMLEW): Ditto.
9665 (IX86_BUILTIN_PCOMGTW): Ditto.
9666 (IX86_BUILTIN_PCOMGEW): Ditto.
9667 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9668 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9669 (IX86_BUILTIN_PCOMEQD): Ditto.
9670 (IX86_BUILTIN_PCOMNED): Ditto.
9671 (IX86_BUILTIN_PCOMLTD): Ditto.
9672 (IX86_BUILTIN_PCOMLED): Ditto.
9673 (IX86_BUILTIN_PCOMGTD): Ditto.
9674 (IX86_BUILTIN_PCOMGED): Ditto.
9675 (IX86_BUILTIN_PCOMFALSED): Ditto.
9676 (IX86_BUILTIN_PCOMTRUED): Ditto.
9677 (IX86_BUILTIN_PCOMEQQ): Ditto.
9678 (IX86_BUILTIN_PCOMNEQ): Ditto.
9679 (IX86_BUILTIN_PCOMLTQ): Ditto.
9680 (IX86_BUILTIN_PCOMLEQ): Ditto.
9681 (IX86_BUILTIN_PCOMGTQ): Ditto.
9682 (IX86_BUILTIN_PCOMGEQ): Ditto.
9683 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9684 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9685 (enum multi_arg_type): New enum for describing the various SSE5
9686 intrinsic argument types.
9687 (bdesc_multi_arg): New table for SSE5 intrinsics.
9688 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9689 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9691 (ix86_expand_builtin): Add SSE5 intrinsic support.
9692 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9693 operand instructions.
9694 (ix86_expand_sse5_multiple_memory): New function to split the
9695 second memory reference from SSE5 instructions.
9696 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9697 (ix86_return_pops_args): Use stdarg_p to determine if the function
9698 has variable arguments.
9699 (ix86_setup_incoming_varargs): Ditto.
9700 (x86_this_parameter): Ditto.
9702 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9704 (ix86_expand_sse5_pack): Ditto.
9705 (ix86_sse5_valid_op_p): Ditto.
9706 (ix86_expand_sse5_multiple_memory): Ditto.
9708 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9709 constant for SSE5 support.
9710 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9711 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9712 (UNSPEC_SSE5_PERMUTE): Ditto.
9713 (UNSPEC_SSE5_ASHIFT): Ditto.
9714 (UNSPEC_SSE5_LSHIFT): Ditto.
9715 (UNSPEC_FRCZ): Ditto.
9716 (UNSPEC_CVTPH2PS): Ditto.
9717 (UNSPEC_CVTPS2PH): Ditto.
9718 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9720 (COM_FALSE_S): Ditto.
9721 (COM_FALSE_P): Ditto.
9722 (COM_TRUE_S): Ditto.
9723 (COM_TRUE_P): Ditto.
9724 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9725 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9727 (memory attribute): Ditto.
9728 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9729 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9730 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9731 (floor<mode>2): Ditto.
9732 (ceil<mode>2): Ditto.
9733 (btrunc<mode>2): Ditto.
9734 (nearbyintdf2): Ditto.
9735 (nearbyintsf2): Ditto.
9736 (sse_setccsf): Disable if SSE5.
9737 (sse_setccdf): Ditto.
9738 (sse5_setcc<mode>): New support for SSE5 conditional move.
9739 (sse5_pcmov_<mode>): Ditto.
9741 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9743 (SSEMODEF2P): Ditto.
9744 (ssemodesuffixf4): New mode attribute for SSE5.
9745 (ssemodesuffixf2s): Ditto.
9746 (ssemodesuffixf2c): Ditto.
9747 (sserotatemax): Ditto.
9748 (ssescalarmode): Ditto.
9749 (sse_maskcmpv4sf3): Disable if SSE5.
9750 (sse_maskcmpv2df3): Ditto.
9751 (sse_vmmaskcmpv4sf3): Ditto.
9752 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9753 (sse5_vmfmadd<mode>4): Ditto.
9754 (sse5_fmsub<mode>4): Ditto.
9755 (sse5_vmfmsub<mode>4): Ditto.
9756 (sse5_fnmadd<mode>4): Ditto.
9757 (sse5_vmfnmadd<mode>4): Ditto.
9758 (sse5_fnmsub<mode>4): Ditto.
9759 (sse5_vmfnmsub<mode>4): Ditto.
9760 (sse5i_fmadd<mode>4): Ditto.
9761 (sse5i_fmsub<mode>4): Ditto.
9762 (sse5i_fnmadd<mode>4): Ditto.
9763 (sse5i_fnmsub<mode>4): Ditto.
9764 (sse5i_vmfmadd<mode>4): Ditto.
9765 (sse5i_vmfmsub<mode>4): Ditto.
9766 (sse5i_vmfnmadd<mode>4): Ditto.
9767 (sse5i_vmfnmsub<mode>4): Ditto.
9768 (mulv16qi3): Add SSE5 support.
9770 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9771 (sse2_mulv4si3): Disable if SSE5.
9772 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9773 (sse4_1_roundps): Ditto.
9774 (sse4_1_roundsd): Ditto.
9775 (sse4_1_roundss): Ditto.
9776 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9778 (sse_maskcmpsf3): Ditto.
9779 (sse_vmmaskcmpv4sf3): Ditto.
9780 (sse2_maskcmpv2df3): Ditto.
9781 (sse2_maskcmpdf3): Ditto.
9782 (sse2_vmmaskcmpv2df3): Ditto.
9783 (sse2_eq<mode>3): Ditto.
9784 (sse2_gt<mode>3): Ditto.
9785 (sse5_pcmov_<mode>): Add SSE5 support.
9786 (vec_unpacku_hi_v16qi): Ditto.
9787 (vec_unpacks_hi_v16qi): Ditto.
9788 (vec_unpacku_lo_v16qi): Ditto.
9789 (vec_unpacks_lo_v16qi): Ditto.
9790 (vec_unpacku_hi_v8hi): Ditto.
9791 (vec_unpacks_hi_v8hi): Ditto.
9792 (vec_unpacku_lo_v8hi): Ditto.
9793 (vec_unpacks_lo_v8hi): Ditto.
9794 (vec_unpacku_hi_v4si): Ditto.
9795 (vec_unpacks_hi_v4si): Ditto.
9796 (vec_unpacku_lo_v4si): Ditto.
9797 (vec_unpacks_lo_v4si): Ditto.
9798 (sse5_pmacsww): New SSE5 intrinsic insn.
9799 (sse5_pmacssww): Ditto.
9800 (sse5_pmacsdd): Ditto.
9801 (sse5_pmacssdd): Ditto.
9802 (sse5_pmacssdql): Ditto.
9803 (sse5_pmacssdqh): Ditto.
9804 (sse5_pmacsdqh): Ditto.
9805 (sse5_pmacsswd): Ditto.
9806 (sse5_pmacswd): Ditto.
9807 (sse5_pmadcsswd): Ditto.
9808 (sse5_pmadcswd): Ditto.
9809 (sse5_pcmov_<move>): Conditional move support on SSE5.
9810 (sse5_phaddbw): New SSE5 intrinsic insn.
9811 (sse5_phaddbd): Ditto.
9812 (sse5_phaddbq): Ditto.
9813 (sse5_phaddwd): Ditto.
9814 (sse5_phaddwq): Ditto.
9815 (sse5_phadddq): Ditto.
9816 (sse5_phaddubw): Ditto.
9817 (sse5_phaddubd): Ditto.
9818 (sse5_phaddubq): Ditto.
9819 (sse5_phadduwd): Ditto.
9820 (sse5_phadduwq): Ditto.
9821 (sse5_phaddudq): Ditto.
9822 (sse5_phsubbw): Ditto.
9823 (sse5_phsubwd): Ditto.
9824 (sse5_phsubdq): Ditto.
9825 (sse5_pperm): Ditto.
9826 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9827 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9828 (sse5_pperm_sign_v8hi_v4si): Ditto.
9829 (sse5_pperm_zero_v8hi_v4si): Ditto.
9830 (sse5_pperm_sign_v4si_v2di): Ditto.
9831 (sse5_pperm_sign_v4si_v2di): Ditto.
9832 (sse5_pperm_pack_v2di_v4si): Ditto.
9833 (sse5_pperm_pack_v4si_v8hi): Ditto.
9834 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9835 (sse5_perm<mode>): New SSE5 intrinsic insn.
9836 (rotl<mode>3): Ditto.
9837 (sse5_rotl<mode>3): Ditto.
9838 (sse5_ashl<mode>3): Ditto.
9839 (sse5_lshl<mode>3): Ditto.
9840 (sse5_frcz<mode>2): Ditto.
9841 (sse5s_frcz<mode>2): Ditto.
9842 (sse5_cvtph2ps): Ditto.
9843 (sse5_cvtps2ph): Ditto.
9844 (sse5_vmmaskcmp<mode>3): Ditto.
9845 (sse5_com_tf<mode>3): Ditto.
9846 (sse5_maskcmp<mode>3): Ditto.
9847 (sse5_maskcmp_uns<mode>3): Ditto.
9848 (sse5_maskcmp_uns2<mode>3): Ditto.
9849 (sse5_pcom_tf<mode>3): Ditto.
9851 * config/i386/predicates.md (sse5_comparison_float_operator):
9852 New predicate to match the comparison operators supported by
9853 the SSE5 com instruction.
9854 (ix86_comparison_int_operator): New predicate to match just the
9855 signed int comparisons.
9856 (ix86_comparison_uns_operator): New predicate to match just the
9857 unsigned int comparisons.
9859 * doc/invoke.texi (-msse5): Add documentation.
9860 (-mfused-madd): Ditto.
9862 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9864 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9866 (x86_64-*-*): Ditto.
9868 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9870 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9871 intrinisics for SSE5.
9873 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9876 * config/i386/mmintrin-common.h: New file, to contain common
9877 instructions between SSE4.1 and SSE5.
9879 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9880 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9881 (gen_regparm_prefix): Ditto.
9883 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9884 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9885 prototype_p to determine if a function is prototyped.
9887 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9889 * c-common.c (c_common_reswords) add the alignof keyword,
9890 with same RID as __alignof and __alignof__
9892 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9894 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9895 * hooks.c (hook_bool_const_int_const_int_true): New function.
9896 * target.h (struct gcc_target): Add can_eliminate field.
9897 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9898 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9899 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9900 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9901 (elim_table): Revise comment.
9902 * system.h (CAN_ELIMINATE): Poison.
9903 * defaults.h (CAN_ELIMINATE): Remove.
9904 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9906 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9907 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9909 (alpha_vms_can_eliminate): Declare as static, change return type to
9911 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9913 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9914 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9915 (arm_can_eliminate): New function.
9917 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9918 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9919 (avr_can_eliminate): Declare as static.
9920 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9922 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9923 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9924 (bfin_can_eliminate): New function.
9926 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9927 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9928 (crx_can_eliminate): New function.
9930 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9931 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9932 (fr30_can_eliminate): New function.
9934 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9935 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9936 (frv_can_eliminate): New function.
9938 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9939 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9940 (h8300_can_eliminate): New function.
9942 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9943 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9944 (i386_can_eliminate): Declare as static, change return type to bool.
9945 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9947 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9948 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9949 (ia64_can_eliminate): New function.
9951 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9952 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9953 (iq2000_can_eliminate): New function.
9955 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9956 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9957 (m32r_can_eliminate): New function.
9959 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9960 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9961 (m68hc11_can_eliminate): New function.
9963 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9964 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9965 (m68k_can_eliminate): New function.
9967 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9968 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9969 (mep_can_eliminate): New function.
9971 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9972 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9973 (mips_can_eliminate): New function.
9975 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9976 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9977 (rs6000_can_eliminate): New function.
9979 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9980 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9981 (s390_can_eliminate): Declare as static.
9982 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9984 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9985 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9986 (score_can_eliminate): New function.
9988 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9989 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9990 (sparc_can_eliminate): Declare as static.
9991 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9993 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9994 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9995 (xstormy16_can_eliminate): New function.
9997 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9998 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9999 (v850_can_eliminate): New function.
10001 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10003 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10004 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10005 (*movdfcc_ext[1234]): Disable for IEEE mode.
10007 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10009 * gimplify.c (prepare_gimple_addressable): New static function.
10010 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10012 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10013 manually fiddling with it.
10015 2009-08-25 Michael Matz <matz@suse.de>
10017 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10018 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10020 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10021 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10022 (do_jump): Split out code for simple binary comparisons into ...
10023 (do_jump_1): ... this, taking the individual operands and code.
10024 Change callers to helper function above accordingly.
10025 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10028 2009-08-25 Michael Matz <matz@suse.de>
10030 * expr.h (struct separate_ops, sepops): New type for passing
10031 around an exploded simple expression.
10032 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10033 Use this structure instead of expression tree.
10034 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10035 expression, only its type.
10036 (expand_vec_cond_expr): Take type and individual operands instead
10037 of full expression.
10038 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10039 expand_vec_shift_expr): Change prototype accordingly.
10040 * tree-vect-stmts.c (vectorizable_condition): Change call of
10041 expand_vec_cond_expr_p to pass only type.
10042 * expr.c (do_store_flags): Change prototype and implementation
10043 to take an exploded expression.
10044 (expand_expr_real_1): New local ops initialized with details
10045 of the full expression. Use it instead of full
10046 expression in calls to do_store_flags, expand_vec_cond_expr,
10047 expand_widen_pattern_expr and expand_vec_shift_expr.
10049 2009-08-25 Michael Matz <matz@suse.de>
10051 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10052 treeop2 initialized with first three operands of the full expression.
10053 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10055 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10057 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10058 (__gthread_objc_condition_allocate): Mark arguments as unused.
10059 (__gthread_objc_condition_deallocate): Likewise.
10060 (__gthread_objc_condition_wait): Likewise.
10061 (__gthread_objc_condition_broadcast): Likewise.
10062 (__gthread_objc_condition_signal): Likewise.
10063 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10064 (__gthread_objc_thread_id): Likewise.
10066 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10068 PR middle-end/41149
10069 * tree-pretty-print.c (print_call_name): Print the correct call name
10070 for procedure pointer components.
10072 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10074 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10075 default_promote_function_mode when not VMS.
10077 2009-08-24 Olivier Hainque <hainque@adacore.com>
10079 * convert.c (convert_to_integer): Don't assume an input pointer is
10080 POINTER_SIZE wide. Fetch from the type instead.
10082 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10084 * configure.ac (AC_PREREQ): Bump to 2.64.
10086 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10088 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10089 (process_command): Don't search standard_exec_prefix_1 and
10090 standard_exec_prefix_2.
10092 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10094 * config/arm/arm.c (output_return_instruction): Handle for
10097 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10099 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10101 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10103 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10104 (*arm_movdf_vfp): Likewise.
10106 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10108 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10109 (vashr<mode>3): Rename from ashr<mode>3.
10110 (vlshr<mode>3): Rename from lshr<mode>3.
10112 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10115 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10116 (check_format_info_main): Use scalar_identify_flag.
10117 (check_format_types): Check for scalar size identity if
10118 scalar_identify_flag is set.
10119 (printf_length_specs): Extend by new field.
10120 (asm_fprintf_length_specs): Likewise.
10121 (gcc_diag_length_specs): Likewise.
10122 (scanf_length_specs): Likewise.
10123 (strfmon_length_specs): Likewise.
10124 (gcc_gfc_length_specs): Likewise.
10125 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10126 (ms_printf_flag_specs): Likewise.
10127 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10129 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10132 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10133 (*call_value_pop_1): Ditto.
10134 (*sibcall_pop_1): New insn pattern.
10135 (*sibcall_value_pop_1): Ditto.
10137 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10140 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10143 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10146 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10147 (get_reg_use_in): New function.
10148 (forward_propagate_subreg): Propagate through subreg of zero_extend
10151 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10153 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10154 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10156 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10158 * configure.ac: Remove --with-datarootdir, --with-docdir,
10159 --with-htmldir switches. No need to call AC_SUBST for
10160 datarootdir, docdir, htmldir any more.
10161 * configure: Regenerate.
10162 * doc/install.texi (Configuration): Document --datarootdir,
10163 --docdir, --htmldir, --pdfdir; update documentation for
10164 --infodir, --mandir.
10165 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10168 * aclocal.m4: Regenerate.
10169 * config.in: Regenerate.
10170 * configure: Regenerate.
10172 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10173 Olivier Hainque <hainque@adacore.com>
10175 * config/ia64/ia64.c: Include libfuncs.h.
10176 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10177 (ia64_expand_call): Use reg 25 on VMS.
10178 (ia64_initialize_trampoline): Fix for VMS ABI.
10179 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10180 (ia64_function_arg): Initialize reg 25 on VMS.
10181 Fix OpenVMS ABI issues for varargs.
10182 For OpenVMS, emit the Argument Information register set in the
10183 incoming/sibcall case as well.
10184 (ia64_arg_type): New function.
10185 (ia64_function_arg_advance): Keep track of cum->words.
10186 Fix OpenVMS ABI issues for varargs.
10187 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10188 (ia64_override_options): Set flag_no_common on VMS.
10189 (ia64_init_builtins): Disable FWRITE builtin.
10190 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10191 (ia64_vms_init_libfuncs): Add decc$ routines.
10192 (ia64_vms_valid_pointer_mode): New function.
10193 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10194 (ia64_promote_function_mode): New function
10195 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10196 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10197 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10198 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10199 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10200 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10201 Suppress trailing '#' if VALUE is numeric.
10202 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10203 ia64_promote_function_mode.
10204 (TARGET_VALID_POINTER_MODE): Define.
10206 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10209 * config/rs6000/rs6000.c (rs6000_override_options): Use
10210 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10213 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10214 reporting of vector + decimal/boolean/complex error.
10216 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10218 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10219 __vector double TYPE_DECL.
10221 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10223 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10224 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10225 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10226 to pointer to enum machine_mode. Update all callers as needed.
10228 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10230 * config/alpha/alpha.md (exception_receiver): Emit alternative
10231 GP load sequence if flag_reorder_blocks_and_partition is set.
10232 (*exception_receiver_2): Also enable when
10233 flag_reorder_blocks_and_partition is set.
10235 2009-08-20 Matt Rice <ratmice@gmail.com>
10236 Diego Novillo <dnovillo@google.com>
10238 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10241 2009-08-20 Richard Guenther <rguenther@suse.de>
10243 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10244 * c-tree.h (c_dup_lang_specific_decl): Remove.
10245 (struct lang_decl, struct lang_type): Move definitions ...
10246 * c-lang.h: ... here. New file.
10247 * c-decl.c: Include c-lang.h.
10248 (c_dup_lang_specific_decl): Remove.
10249 * c-typeck.c: Include c-lang.h.
10250 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10251 (c-typeck.o): Likewise.
10252 * c-config-lang.in (gtfiles): Add c-lang.h.
10253 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10256 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10258 * config/alpha/alpha.c (alpha_end_function): Do not clear
10259 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10260 this is now handled in generic code.
10262 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10264 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10265 (s390_z10_fix_long_loop_prediction): New function.
10266 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10267 (s390_reorg): Walk over the INSNs and invoke
10268 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10270 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10272 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10273 "*brx_64bit", "*brx_31bit"): New patterns.
10274 * config/s390/s390.c ('E'): New output modifier.
10276 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10277 Richard Earnshaw <richard.earnshaw@arm.com>
10279 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10280 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10282 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10284 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10286 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10287 for mode mode of operand0 when doing secondary reload for SAR.
10289 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10291 PR middle-end/41123
10292 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10293 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10295 2009-08-19 Jason Merrill <jason@redhat.com>
10297 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10298 supported template depth in C++0x.
10300 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10302 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10303 free_after_compilation.
10304 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10305 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10306 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10307 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10308 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10309 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10310 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10312 2009-08-19 Ian Lance Taylor <iant@google.com>
10314 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10315 of (plus (mult (neg B) C) A).
10317 2009-08-18 Michael Matz <matz@suse.de>
10319 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10320 instead of comparing TYPE_MAIN_VARIANT for equality.
10321 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10322 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10323 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10324 * gimplify.c (goa_lhs_expr_p): Ditto and use
10325 STRIP_USELESS_TYPE_CONVERSION.
10327 2009-08-18 Michael Matz <matz@suse.de>
10329 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10330 first field in a struct.
10331 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10333 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10335 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10336 locators before emit_insn is called. Remove assert that
10338 (alpha_end_function): Clear crtl->emit structure and free insn
10339 locators if cfun->is_thunk is true.
10341 2009-08-18 Jason Merrill <jason@redhat.com>
10343 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10345 * configure.ac: Test for it.
10346 * configure, config.in: Regenerate.
10347 * doc/install.texi: Document --enable-gnu-unique-object.
10349 2009-08-18 Richard Guenther <rguenther@suse.de>
10351 PR middle-end/41094
10352 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10353 pow(x,y*z) only if x is nonnegative.
10355 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10357 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10361 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10362 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10364 2009-08-17 DJ Delorie <dj@redhat.com>
10366 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10367 * config/m32c/prologue.md (epilogue_freit): New.
10369 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10370 (bank_switch_p): Likewise.
10371 (fast_interrupt_p): Likewise.
10372 (interrupt_p): Likewise.
10373 (m32c_conditional_register_usage): Round memregs size up.
10374 (need_to_save): We only need to save $a0 when we use ENTER.
10375 (interrupt_p): Check for fast_interrupt too.
10376 (bank_switch_p): New.
10377 (fast_interrupt_p): New.
10378 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10379 (m32c_emit_prolog): Support bank switching and fast interrupts.
10380 * doc/extend.texi (Function Attributes): Add bank_switch and
10383 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10385 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10386 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10388 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10390 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10391 (menu): Add IA-64/VMS Options.
10392 (IA-64/VMS Options): Likewise.
10394 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10397 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10399 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10401 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10402 (mips_pop_asm_switch): Likewise.
10403 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10405 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10406 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10407 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10408 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10409 instead of set_noreorder.
10410 (mips_output_function_prologue): Use the new functions.
10411 (mips_output_function_epilogue): Likewise.
10412 (mips_need_noat_wrapper_p): New function, split out from...
10413 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10414 Use mips_push_asm_switch and mips_pop_asm_switch.
10415 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10416 and mips_pop_asm_switch.
10417 (ASM_OUTPUT_REG_POP): Likewise.
10418 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10419 Use mips_pop_asm_switch.
10420 (mips_asm_switch): New structure.
10421 (set_noreorder, set_nomacro): Replace with...
10422 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10423 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10424 instead of set_nomacro.
10425 (fix_truncsfsi2_macro): Likewise.
10426 (cprestore): Likewise.
10427 (hazard): Use mips_noreorder instead of set_noreorder.
10428 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10430 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10432 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10433 from prev_active_insn.
10435 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10437 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10438 * config/avr/avr.c (avr_override_options): Initialize
10439 avr_current_arch variable.
10440 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10441 __AVR_HAVE_16BIT_SP__ according to the device type.
10442 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10444 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10445 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10447 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10450 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10451 generating inlined subroutine die only. We shouldn't be
10452 called for anything else.
10453 (gen_block_die): Don't generate inline subroutine debug info for
10456 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10458 * graphite-poly.c (print_pbb): Print PBB index.
10460 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10462 PR middle-end/40981
10463 * graphite-interchange.c (ppl_max_for_le): Moved...
10464 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10465 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10466 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10467 * graphite-ppl.h (ppl_max_for_le): Declared.
10469 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10471 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10472 supported on all platforms.
10473 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10474 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10475 * c-pragma.c: Likewise.
10476 * target-def.h (TARGET_INITIALIZER): Remove
10477 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10478 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10480 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10482 * config/ia64/fde-vms.c: New file.
10483 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10484 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10485 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10486 (uw_frame_state_for): Only register a personality routine if it is
10487 known to be compatible with our expectations.
10488 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10489 Declare unw_table_entry stack variable and
10490 mod all calls to _Unwind_FindTableEntry to add arg.
10491 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10492 (_Unwind_FindTableEntry): Add arg to prototype.
10494 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10496 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10497 field 'signal_pfs_loc'.
10498 (uw_frame_state_for): Remove duplicate code dealing with leaf
10499 procedures without unwind info.
10500 If in the frame after unwinding through a signal handler, restore
10501 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10502 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10503 'pfs_loc' to the AR.PFS location in the signal context; instead
10504 set 'signal_pfs_loc'.
10505 Manually generate the unwind info for the AR.PFS register.
10506 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10507 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10508 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10509 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10510 instead set 'signal_pfs_loc'.
10511 Remove code preventing the AR.PFS register from being restored
10512 from the signal context.
10514 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10515 Tristan Gingold <gingold@adacore.com>
10517 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10518 * config/ia64/t-vms: New file.
10519 * config/ia64/vms64.h: New file.
10520 * config/ia64/vms.h: New file.
10521 * config/ia64/vms-crtinit.asm: New file.
10522 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10523 * config/ia64/vms-unwind.h: New file.
10525 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10527 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10530 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10532 PR middle-end/30789
10533 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10534 Move declaration...
10535 * real.h (do_mpc_arg2): ... here.
10536 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10539 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10541 * final.c (add_debug_prefix_map): Don't use GC memory for
10542 old_prefix and new_prefix.
10544 2009-08-14 Richard Guenther <rguenther@suse.de>
10546 * ipa-prop.c (compute_complex_pass_through): If we cannot
10547 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10549 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10551 * c-lex.c (c_lex_with_flags): Increase size of local variable
10552 to avoid memory clobber.
10554 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10557 * config/i386/i386.c (ix86_fp_comparison_strategy):
10558 Only enable/disable sahf at function granularity.
10560 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10562 PR rtl-optimization/41064
10563 * reload1.c (reload_as_needed): Don't call extract_insn
10564 for known invalid replacements after calling
10565 validate_replace_rtx_group and verify_changes.
10567 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10570 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10571 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10572 ix86_expand_fp_vcond.
10573 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10574 Assert that operation is supported by ix86_expand_int_vcond.
10575 (vcondu<SSEMODE124C8:mode>): Ditto.
10577 2009-08-13 DJ Delorie <dj@redhat.com>
10579 * config/i386/djgpp-stdint.h: New.
10580 * config.gcc (djgpp): Use it.
10582 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10584 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10585 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10587 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10589 * tree-ssa-loop-prefetch.c
10590 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10591 for long-stride pruning.
10592 (compute_miss_rate): New function to compute the probability
10593 that two memory references access different cache lines.
10595 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10597 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10599 2009-08-13 Richard Guenther <rguenther@suse.de>
10601 PR middle-end/41047
10602 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10603 use the constant pointer type.
10604 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10605 of CV qualifiers on the target pointer type.
10606 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10607 conversion check before restrict check.
10609 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10612 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10614 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10616 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10618 2009-08-12 Richard Guenther <rguenther@suse.de>
10620 PR tree-optimization/41011
10621 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10622 and reference constructing.
10624 2009-08-12 Xinliang David Li <davidxl@google.com>
10626 PR tree-optimization/41012
10627 * tree-flow.h : New external interface.
10628 * gimple-low.c (check_call_arg): Change to public function.
10629 Remove argument mismatch check in lowering.
10630 * tree-inline.h (tree_can_inline_p): Interface change.
10631 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10632 into this function.
10633 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10634 Call change to tree_can_inline_p function.
10635 (cgraph_decide_inlining_incrementally): Ditto.
10637 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10639 PR tree-optimization/41031
10640 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10641 on the partition variable rather than promote_mode on the source
10642 type. Assert that the partition variable's type has the same
10643 mode as the source value's.
10645 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10647 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10648 for for_return == 2.
10649 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10651 * calls.c (expand_call): Fix typo.
10652 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10654 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10656 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10657 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10658 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10659 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10661 2009-08-12 Andrew Haley <aph@redhat.com>
10663 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10665 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10668 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10670 2009-08-12 Richard Guenther <rguenther@suse.de>
10672 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10673 * gimplify.c (gimplify_modify_expr): Do not use
10674 lang_hooks.types_compatible_p.
10675 * tree-ssa.c (useless_type_conversion_p): For aggregates
10676 just return false if the canonical types differ.
10678 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10680 PR middle-end/40980
10681 * sese.c (convert_for_phi_arg): New.
10682 (add_guard_exit_phis): Use convert_for_phi_arg.
10684 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10686 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10687 unknown subscript upper bounds.
10689 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10690 Pranav Garg <pranav.garg2107@gmail.com>
10692 * graphite-interchange.c (gather_access_strides): Removed.
10693 (ppl_max_for_le): New.
10694 (build_linearized_memory_access): New.
10695 (memory_stride_in_loop): New.
10696 (pbb_interchange_profitable_p): Reimplemented.
10697 * graphite-ppl.h (ppl_new_id_map): New.
10698 (ppl_interchange): New.
10700 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10702 * graphite-interchange.c (compute_subscript): Removed.
10703 (compute_array_size_cstr): Removed.
10704 (compute_array_size_poly): Removed.
10705 (compute_array_size): Removed.
10706 (gather_access_strides_poly): Removed.
10707 (gather_access_strides): Empty.
10709 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10711 * graphite-dependences.c (dependence_polyhedron_1): Replace
10712 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10713 (graphite_legal_transform_dr): Same.
10714 (graphite_carried_dependence_level_k): Same.
10715 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10716 Initialize PDR_NB_SUBSCRIPTS.
10717 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10719 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10720 (PDR_NB_SUBSCRIPTS): New.
10721 (pdr_nb_subscripts): Removed.
10722 (pdr_dim): Simplified.
10723 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10724 with PDR_NB_SUBSCRIPTS.
10726 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10728 * graphite-interchange.c (compute_array_size): Remove use of
10729 PDR_DATA_CONTAINER.
10730 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10731 Do not initialize PDR_DATA_CONTAINER.
10732 (print_pdr): Do not print PDR_DATA_CONTAINER.
10733 * graphite-poly.h (struct poly_dr): Remove data_container field.
10734 (PDR_DATA_CONTAINER): Removed.
10735 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10736 PDR_DATA_CONTAINER.
10737 (build_poly_dr): Same.
10739 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10740 Sebastian Pop <sebastian.pop@amd.com>
10742 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10743 copy of the dependence polyhedron. Free the temporary objects.
10744 (graphite_carried_dependence_level_k): Free unused objects before
10747 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10749 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10750 Early return without analyzing the data dependences if no
10751 transform has been done. Call restore_scattering if the transform
10753 (graphite-interchange.c): Same.
10754 * graphite-poly.c (print_scattering_function): Test for
10756 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10757 (apply_poly_transforms): Do not gcc_assert that
10758 the transform is legal.
10759 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10760 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10761 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10762 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10763 * graphite-poly.h (struct poly_scattering): New.
10764 (struct poly_bb): Add original, transformed, and saved fields.
10765 Remove transformed_scattering, original_scattering,
10766 nb_local_variables and nb_scattering_transform fields.
10767 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10768 (poly_scattering_new): New.
10769 (poly_scattering_free): New.
10770 (poly_scattering_copy): New.
10771 (store_scattering_pbb): New.
10772 (store_scattering): New.
10773 (restore_scattering_pbb): New.
10774 (restore_scattering): New.
10775 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10776 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10778 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10780 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10781 (print_scop): Same.
10783 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10785 * Makefile.in (graphite.o): Depends on PREDICT_H.
10786 * graphite.c: Include predict.h.
10787 (graphite_finalize): Call tree_estimate_probability.
10788 * predict.c (predict_loops): Do not call scev_initialize and
10790 (tree_estimate_probability_bb): New.
10791 (tree_estimate_probability): Do not initialize loops: move that
10792 code to the driver. Call tree_estimate_probability_bb.
10793 (tree_estimate_probability_driver): New.
10794 (pass_profile): Use tree_estimate_probability_driver.
10795 * predict.h (tree_estimate_probability): Declared.
10797 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10799 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10800 * graphite-dependences.c (graphite_legal_transform): Add time to
10801 TV_GRAPHITE_DATA_DEPS.
10802 (dependency_between_pbbs_p): Same.
10803 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10805 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10807 PR rtl-optimization/41033
10808 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10809 aliasing is disabled.
10811 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10813 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10814 si_mask_operand, and_load_operand, low_bitmask_operand,
10815 and_reg_operand, and_operand): New predicates.
10816 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10817 * config/mips/mips.c (and_operands_ok): New function.
10818 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10819 * config/mips/mips.md (move_type): Add ext_ins and logical.
10820 (type): Handle them.
10821 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10822 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10823 shift_shift. Remove commutative constraint modifier.
10824 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10826 (*clear_upper32_dext): Remove define_insn_and_split.
10827 (*clear_upper32): Turn this define_insn_and_split ...
10828 (splitter for ANDing register with 0xffff_ffff): .. into this.
10830 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10832 * combine.c (try_widen_shift_mode): Factor out code to check if an
10833 integer constant is a low-order bitmask from here ...
10834 * rtlanal.c (low_bitmask_len): ... to here.
10835 * rtl.h (low_bitmask_len): Declare.
10837 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10840 * config/alpha/alpha.md (addsi3): Remove expander.
10841 (addsi3): Rename from *addsi3_internal insn pattern.
10842 (subsi3): Remove expander.
10843 (subsi3): Rename from *subsi3_internal insn pattern.
10845 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10847 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10850 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10851 Eric Botcazou <botcazou@adacore.com>
10852 Douglas B Rupp <rupp@gnat.com>
10854 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10855 that records that fit in 64 bits are returned by immediate value,
10856 as required by OpenVMS Calling Standard.
10857 (function_value): Adjust for above modification.
10858 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10859 virtual_incoming_args_rtx as base object, not next_arg.
10860 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10862 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10864 * reload.c (find_reloads_subreg_address): Check the original
10865 req_equiv_mem address to detect the case where an address is
10866 not valid in the outer mode.
10868 2009-08-11 Richard Guenther <rguenther@suse.de>
10871 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10873 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10875 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10876 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10878 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10879 Douglas B Rupp <rupp@gnat.com>
10881 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10882 PT_STACK when frame_pointer_needed on OpenVMS.
10883 (alpha_pv_save_size, alpha_using_fp): Remove.
10884 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10885 with proper processing for PT_NULL.
10886 (alpha_vms_initial_elimination_offset): New function. Support for
10887 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10888 (alpha_sa_size): Force procedure type to PT_STACK when
10889 frame_pointer_needed on OpenVMS.
10890 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10891 (alpha_using_fp): Likewise.
10892 (alpha_vms_can_eliminate): Add prototype.
10893 (alpha_vms_initial_elimination_offset): Likewise.
10894 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10895 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10897 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10898 Douglas B Rupp <rupp@gnat.com>
10900 * config/alpha/alpha.c (common_object_handler): New function.
10901 (vms_attribute_table): Declare a single attribute "common_object".
10902 (vms_output_aligned_decl_common): New global function.
10903 (SECTION_VMS_OVERLAY): Delete.
10904 (SECTION_VMS_GLOBAL): Likewise.
10905 (SECTION_VMS_INITIALIZE): Likewise.
10906 (vms_asm_named_section): Remove support for above flags.
10907 (vms_section_type_flags): Delete.
10908 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10909 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10910 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10911 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10913 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10916 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10917 (sub_ddmmss): Likewise.
10919 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10922 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10925 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10928 * reload1.c (reload_as_needed): Use cancel_changes to completely
10929 undo a failed replacement attempt.
10931 2009-08-10 Richard Guenther <rguenther@suse.de>
10933 PR middle-end/41006
10934 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10935 (useless_type_conversion_p): ... here. Require pointer targets
10938 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10941 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10942 loose the original type of the statement list.
10944 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10946 * config/alpha/alpha.c: Include libfuncs.h
10947 (avms_asm_output_extern): New function.
10948 (alpha_init_libfuncs): Init some decc libfuncs.
10949 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10950 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10951 (DO_CRTL_NAMES): Define.
10952 (LIB_SPEC): Remove.
10953 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10954 (LONG_TYPE_SIZE): Define.
10955 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10956 (SUBTARGET_SWITCHES): Define malloc64 switch.
10957 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10958 (MASK_RETURN_ADDR): Define.
10959 doc/invoke.texi (mmalloc64): Document switch.
10961 2009-08-09 Olivier Hainque <hainque@adacore.com>
10962 Douglas B Rupp <rupp@gnat.com>
10964 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10965 uses_condition_handler.
10966 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10967 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10968 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10969 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10970 (code_for_builtin): New insn codes for the new alpha_builtins.
10971 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10972 (alpha_sa_size): Account for uses_condition_handler.
10973 (alpha_expand_prologue): Likewise.
10974 (alpha_start_function): Likewise.
10975 (alpha_expand_epilogue): Likewise.
10976 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10977 establish/revert expanders.
10978 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10979 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10980 New expander, resorting to the alpha.c associated function.
10981 (builtin_revert_vms_condition_handler): Likewise.
10982 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10983 __gcc_shell_handler, the static VMS condition handler used as
10984 an indirection wrapper to the current dynamically established
10986 * config/alpha/vms-unwind.h: Complete rewrite.
10987 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10988 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10990 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10991 Douglas B Rupp <rupp@gnat.com>
10993 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10994 (alpha_need_linkage): Handle aliases. Return function symbol.
10995 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10996 Use ultimate alias target for the linkage name.
10997 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10998 by alpha_need_linkage for the function symbol.
10999 (setmemdi): Likewise.
11001 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11003 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11004 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11005 (ASM_WEAKEN_LABEL): Define.
11006 (CRT_CALL_STATIC_FUNCTION): Define.
11007 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11008 (ENDFILE_SPEC): Define.
11009 (INIT_SECTION_ASM_OP): Define.
11010 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11011 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11012 crtend.o crtendS.o.
11013 (MULTILIB_OSDIRNAMES): Define.
11014 (shlib_version): Define.
11015 (SHLIB_EXT): Define.
11016 (SHLIB_OBJS): Define.
11017 (SHLIB_NAME): Define.
11018 (SHLIB_MULTILIB): Define.
11019 (SHLIB_INSTALL): Define.
11020 (SHLIB_SYMVEC): Define.
11021 (SHLIB_SYMVECX2): Define.
11022 (SHLIB_LINK): Define.
11024 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11026 * config/alpha/alpha.c (alpha_initialize_trampoline):
11027 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11028 (alpha_start_function): Emit transfer address on nested functions
11029 for VMS trampoline call.
11030 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11031 since no longer used.
11032 * config/alpha/vms-tramp.asm: Remove.
11033 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11034 since now only data initialized at runtime.
11036 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11038 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11039 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11040 (MD_EXEC_PREFIX): Remove, no longer used.
11041 (MD_STARTFILE_PREFIX): Likewise.
11042 (INCLUDE_DEFAULTS): Likewise.
11043 * config/alpha/t-vms:
11044 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11046 2009-08-09 Richard Guenther <rguenther@suse.de>
11048 PR tree-optimization/41016
11049 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11050 (operand_precision): Remove.
11051 (integral_operand_p): Likewise.
11052 (recognize_single_bit_test): Adjust.
11054 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11056 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11057 operation overflows. Likewise non-cast unary arithmetic.
11058 If one arm of a conditional expression is always taken,
11059 inhibit evaluation warnings for the other arm. Likewise inhibit
11060 evaluation warnings for the second && or || operand if the first
11061 operand is enough to determine the result.
11062 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11064 (build_binary_op): Prevent duplicate evaluation warnings.
11066 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11068 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11069 and destination have different modes, Use promote_mode to
11070 determine the signedness of the conversion. Assert that the
11071 promoted source mode matches the destination mode. Don't pass
11072 the destination and destination mode to expand_expr if the source
11073 mode is different. Simplify conversion logic.
11075 2009-08-09 Ira Rosen <irar@il.ibm.com>
11077 PR tree-optimization/41008
11078 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11079 from condition only in case it's a comparison. Adjust checks.
11081 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11083 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11084 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11085 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11086 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11087 (dump_cand): Handle them.
11088 (struct iv_cand): New members COST_STEP and AINC_USE.
11089 (stmt_after_increment): Likewise.
11090 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11091 callers changed. Use gimple_uid comparison instead of scanning.
11092 (add_candidate_1): When looking for identical candidates, take
11093 AINC_USE into account. Set it for new candidates.
11094 (force_expr_to_var_cost): Cast target_spill_cost to int.
11095 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11096 All callers changed. Check for availability of autoinc addressing
11097 modes, both in general for a given mode, and in the specific use case.
11098 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11100 (get_computation_cost): Likewise.
11101 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11102 add_autoinc_candidates): New static functions.
11103 (add_candidate): Call add_autoinc_candidates for candidates based on
11105 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11106 (determine_use_iv_cost_address): If we have an autoinc candidate at
11107 the matching use, verify autoinc is possible and subtract the cost
11108 of the candidate's step from the cost.
11109 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11110 member of the candidate.
11111 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11112 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11114 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11116 * config.build (ia64-hp-*vms*): New target.
11117 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11118 with ia64-hp-*vms*.
11119 * config.gcc (ia64-hp-*vms*): New target.
11120 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11121 with ia64-hp-*vms*.
11122 * config.host (ia64-hp-*vms*): New target.
11123 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11124 with ia64-hp-*vms*.
11126 2009-08-08 Richard Guenther <rguenther@suse.de>
11128 PR tree-optimization/40991
11129 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11131 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11133 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11134 mode check. Do truncations in an integer mode.
11135 (force_to_mode): Handle subregs for all mode types. Only do
11136 arithmetic simplifications on integer modes.
11138 2009-08-07 Richard Guenther <rguenther@suse.de>
11140 PR tree-optimization/40999
11141 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11142 (maybe_fold_reference): Lookup constant initializers.
11143 (fold_gimple_assign): Likewise.
11145 2009-08-07 Richard Guenther <rguenther@suse.de>
11147 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11148 that require structural equality defer to the langhook.
11150 2009-08-07 Martin Jambor <mjambor@suse.cz>
11152 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11154 (struct ipa_pass_through_data): New type.
11155 (struct ipa_ancestor_jf_data): New type.
11156 (union jump_func_value): Removed field formal_id, added fields
11157 pass_through and ancestor.
11158 (struct ipa_param_call_note): Changed type of formal_id to int from
11160 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11161 operations jump functions and ancestor jump functions.
11162 (compute_complex_pass_through): New function.
11163 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11164 reflect changes in the jump function strucutre.
11165 (update_jump_functions_after_inlining): Ignore complex pass-through
11166 and ancestor jump functions.
11167 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11168 polynomial pass-through with operation jump functions.
11170 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11172 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11173 fde->dw_fde_begin as begin label instead of hot/cold label.
11174 Use LLSDAC label instead of LLSDA for second section lsda.
11175 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11176 label instead of LLSDA if it is true.
11177 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11179 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11180 SECTION argument. Use it as index into crtl->eh.call_site_record
11182 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11183 use it to determine how to print table entries instead of using
11184 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11185 label instead of normal begin label as base.
11186 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11187 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11188 ensure no EH range spans between sections and that landing pads
11189 are always in the corresponding section.
11190 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11191 for crtl->eh.call_site_record being an array rather than scalar.
11192 (output_one_function_exception_table): New function, copied
11193 from output_function_exception_table. Adjust
11194 dw2_size_of_call_site_table, dw2_output_call_site_table
11195 callers. For SECOND section use *C suffixed labels.
11196 (output_function_exception_table): Call
11197 output_one_function_exception_table and, when doing hot/cold
11198 partitioning, also another time for the second section.
11199 * opts.c: Include except.h.
11200 (decode_options): Allow -freorder-blocks-and-partition with
11201 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11202 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11203 * function.h (struct rtl_eh): Change call_site_record from
11204 scalar into array of 2 elements.
11206 2009-08-07 Martin Jambor <mjambor@suse.cz>
11208 * ipa-prop.c (count_formal_params_1): New function.
11209 (ipa_get_vector_of_formal_parms): New function.
11210 (get_vector_of_formal_parm_types): New function.
11211 (ipa_modify_formal_parameters): New function.
11212 (ipa_modify_call_arguments): New function.
11213 (index_in_adjustments_multiple_times_p): New function.
11214 (ipa_combine_adjustments): New function.
11215 (ipa_dump_param_adjustments): New function.
11216 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11217 (ipa_get_vector_of_formal_parms): Declare.
11218 (ipa_modify_formal_parameters): Declare.
11219 (ipa_modify_call_arguments): Declare.
11220 (ipa_combine_adjustments): Declare.
11221 (ipa_dump_param_adjustments): Declare.
11222 (build_ref_for_offset): Declare.
11223 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11224 * tree-sra.c: Include ipa-prop.c.
11225 (build_ref_for_offset): Make public.
11227 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11229 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11231 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11233 * gcc/doc/extend.texi (__builtin_extract_return_address)
11234 (__builtin_frob_return_address): Document.
11236 2009-08-06 Paul Brook <paul@codesourcery.com>
11238 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11239 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11240 implementation on ARMv6-M.
11242 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11244 * doc/extend.texi (pcs): Document new attribute for ARM.
11246 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11248 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11251 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11253 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11256 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11258 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11260 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11262 Merge ARM/hard_vfp_branch to trunk.
11264 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11266 * arm.c (libcall_eq): New function.
11267 (libcall_hash): New function.
11268 (add_libcall): New function.
11269 (arm_libcall_uses_aapcs_base): New function.
11270 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11271 libcalls using the base PCS.
11272 (arm_init_cumulative_args): Likewise.
11274 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11276 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11277 Use base ABI for conversion libfuncs between HFmode and SFmode.
11279 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11281 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11282 V4SImode as representatives of all 64-bit and 128-bit vector
11283 types. Allow vector types without vector modes.
11284 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11285 without vector modes like BLKmode.
11286 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11287 BLKmode. Avoid unsupported vector modes or TImode moves for
11289 (aapcs_vfp_allocate_return_reg): Likewise.
11290 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11291 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11293 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11295 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11296 (arm_get_pcs_model): Pass attribute arguments to
11297 arm_pcs_from_attribute.
11298 (arm_init_cumulative_args): Use base AAPCS for conversions from
11299 floating-point types to DImode.
11300 (arm_attribute_table): Add pcs attribute.
11301 (arm_handle_pcs_attribute): New.
11302 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11303 conversions from floating-point types to DImode, also declare them
11304 to use base AAPCS and declare functions they call to use base
11305 AAPCS and their RTABI names.
11307 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11309 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11310 -mfloat-abi=hard not being supported for VFP.
11312 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11314 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11315 SYMBOL_REF to hard_libcall_value.
11317 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11318 Richard Earnshaw <rearnsha@arm.com>
11320 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11321 has been put on the stack, all remaining co-processory arguments for
11322 that co-processor also go on the stack.
11324 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11326 * config/arm/arm.c (arm_return_in_memory): Handle returning
11327 vectors of suitable size in registers also for AAPCS case.
11329 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11331 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11333 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11335 ARM Hard-VFP calling convention
11336 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11337 * target.h (gcc_target): Add libcall_value to table of call hooks.
11338 * targhooks.h (default_libcall_value): Default implementation.
11339 * targhooks.c (default_libcall_value): Likewise.
11340 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11341 * optabs.c (expand_unop): Use it.
11342 * expr.h (hard_libcall_value): Pass the function RTX through.
11343 * calls.c (emit_library_call_value_1): Update call to
11344 hard_libcall_value.
11345 * explow.c (hard_libcall_value): Use new target hook.
11346 * config/arm/arm.c: Include cgraph.h
11347 (TARGET_FUNCTION_VALUE): Override default hook.
11348 (arm_pcs_default): New variable.
11349 (arm_override_options): Don't fault hard calling convention with VFP.
11350 Add support for AAPCS variants.
11351 (arm_function_value): Make static. Handle AAPCS variants.
11352 (arm_libcall_value): New function.
11353 (arm_apply_result_size): Handle VFP registers in results.
11354 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11356 (pcs_attribute_args): New variable.
11357 (arm_pcs_from_attribute): New function.
11358 (arm_get_pcs_model): New function.
11359 (aapcs_vfp_cum_init): New function.
11360 (aapcs_vfp_sub_candidate): New function.
11361 (aapcs_vfp_is_return_candidate): New function.
11362 (aapcs_vfp_is_call_candidate): New function.
11363 (aapcs_vfp_allocate): New function.
11364 (aapcs_vfp_allocate_return_reg): New function.
11365 (aapcs_vfp_advance): New function.
11366 (aapcs_cp_arg_layout): New variable.
11367 (aapcs_select_call_coproc): New function.
11368 (aapcs_select_return_coproc): New function.
11369 (aapcs_allocate_return_reg): New function.
11370 (aapcs_libcall_value): New function.
11371 (aapcs_layout_arg): New function.
11372 (arm_init_cumulative_args): Initialize AAPCS args data.
11373 (arm_function_arg): Handle AAPCS variants using new interface.
11374 (arm_arg_parital_bytes): Likewise.
11375 (arm_function_arg_advance): New function.
11376 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11377 calling conventions.
11378 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11379 * arm.h (NUM_VFP_ARG_REGS): Define.
11380 (LIBCALL_VALUE): Update.
11381 (FUNCTION_VALUE): Delete.
11382 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11383 (arm_pcs): New enum.
11384 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11385 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11386 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11387 * arm-protos.h (arm_function_arg_advance): Add.
11388 (aapcs_libcall_value): Add.
11389 (arm_function_value): Delete.
11391 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11392 H.J. Lu <hongjiu.lu@intel.com>
11395 * config/i386/i386.c (standard_sse_mode_p): Remove.
11396 (standard_sse_constant_p): Return 2 for integer mode
11397 vector_all_ones_operand when SSE2 is enabled.
11398 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11399 (ix86_expand_vector_move): Do not check for negative values from
11400 standard_sse_constant_p.
11402 2009-08-06 Richard Guenther <rguenther@suse.de>
11404 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11405 array type comparisons frontend independent.
11406 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11407 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11408 out array reference lower bound and element size operands.
11409 (ao_ref_init_from_vn_reference): Properly compute the offset
11410 for ARRAY_RANGE_REF.
11411 (vn_reference_fold_indirect): Fill out array reference lower
11412 bound and element size operands.
11413 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11414 a non gimple valued reference operand which can happen for
11415 array reference lower bound or element size.
11416 (create_component_ref_by_pieces_1): Properly generate the
11417 element size operand for array references.
11419 2009-08-06 Richard Guenther <rguenther@suse.de>
11421 PR tree-optimization/40964
11422 * tree.c (iterative_hash_host_wide_int): Export.
11423 * tree.h (iterative_hash_host_wide_int): Declare.
11424 * tree-ssa-structalias.c (heapvar_map): New struct.
11425 (heapvar_map_eq): New function.
11426 (heapvar_map_hash): Likewise.
11427 (heapvar_lookup): Adjust.
11428 (heapvar_insert): Likewise.
11429 (make_constraint_from_heapvar): Allow multiple heap variables
11430 per decl at different offsets.
11431 (init_alias_heapvars): Adjust.
11433 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11435 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11436 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11437 trailing sync if TARGET_SYNC_AFTER_SC.
11439 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11441 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11442 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11443 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11444 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11445 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11446 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11447 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11448 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11449 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11450 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11451 the prototype declaration match the definition.
11452 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11453 instructions explicitly. Add barrier_before and operands
11455 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11456 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11457 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11458 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11459 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11460 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11462 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11464 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11466 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11467 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11470 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11473 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11475 PR rtl-optimization/40924
11476 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11477 make sure canon_rtx (mem_address) isn't simpler than
11478 canon_rtx (expanded_mem_address).
11480 2009-08-05 Li Feng <nemokingdom@gmail.com>
11482 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11483 for each poly_bb_p.
11484 (build_scop_drs): Build alias set for each SCoP.
11486 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11488 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11489 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11490 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11491 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11492 (BASE_DRIVER_SELF_SPECS): Likewise.
11494 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11496 * tree-ssa-alias.c: Fix some comment typos.
11498 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11500 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11501 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11503 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11506 * simplify-rtx.c (simplify_binary_operation_1): Disable
11507 simplifications for decimal float operations.
11509 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11511 PR middle-end/40943
11512 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11513 operand of INDIRECT_REF.
11515 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11517 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11518 constants referencing TLS symbols.
11520 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11522 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11523 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11525 2009-08-03 Richard Guenther <rguenther@suse.de>
11527 * tree.c (make_vector_type): Build a main variant first,
11528 get the canonical one and then build the variant.
11529 * tree-ssa.c (useless_type_conversion_p_1): Handle
11531 (useless_type_conversion_p): Conversions to pointers to
11532 incomplete record types are useless.
11534 2009-08-03 Richard Guenther <rguenther@suse.de>
11536 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11537 file will be created.
11538 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11539 * toplev.c (compile_file): Adjust comment.
11541 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11543 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11544 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11545 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11546 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11547 (sh_promote_function_mode): Fix typo.
11549 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11551 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11553 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11555 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11556 declaration arguments.
11558 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11560 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11561 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11562 (ix86_split_ashl): Ditto.
11563 (ix86_expand_vector_init_one_nonzero): Ditto.
11564 (ix86_expand_vector_set): Ditto.
11565 (ix86_expand_reduc_v4sf): Ditto.
11567 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11569 * explow.c (promote_function_mode): Remove assert.
11570 * config/sh/sh.c (sh_promote_function_mode): Declare.
11572 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11574 * config/pa/pa.c (pa_promote_function_mode): Declare.
11575 Change to static. Fix promote_mode call.
11577 * gthr-dce.h (CONST_CAST2): Define if not defined.
11578 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11580 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11582 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11584 * expr.c (store_constructor): Use promote_decl_mode. Remove
11585 now write-only variable unsignedp.
11586 (expand_expr_real_1): Use promote_decl_mode.
11587 * expr.h (promote_function_mode, promote_decl_mode): New.
11588 (promote_mode): Remove last argument.
11589 * function.c (assign_temp): Drop last argument of promote_mode.
11590 (assign_parm_find_data_types): Use promote_function_mode.
11591 (assign_parm_setup_reg): Likewise.
11592 (expand_function_end): Use promote_function_mode.
11593 * calls.c (initialize_argument_information): Use promote_function_mode.
11594 (precompute_arguments): Use promote_mode instead of checking if
11595 only PROMOTE_FUNCTION_MODE is defined.
11596 (expand_call): When making sibcall decisions, use promote_function_mode.
11597 Below, remove an if for targetm.calls.promote_function_return and
11598 and use promote_function_mode.
11599 (emit_library_call_value_1): Use promote_function_mode, fix bug
11600 where promote_mode was passed FOR_CALL == 0 for a return value in an
11602 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11603 * explow.c (promote_function_mode, promote_decl_mode): New.
11604 (promote_mode): Keep only the FOR_CALL == 0 case.
11605 * combine.c (setup_incoming_promotion): Remove test of
11606 promote_function_args. Use promote_function_mode.
11607 * stmt.c (expand_value_return): Use promote_decl_mode.
11608 (expand_decl): Use promote_decl_mode.
11610 * expr.c (store_constructor): Use promote_decl_mode. Remove
11611 now write-only variable unsignedp.
11612 (expand_expr_real_1): Use promote_decl_mode.
11613 * expr.h (promote_function_mode, promote_decl_mode): New.
11614 (promote_mode): Remove last argument.
11615 * function.c (assign_temp): Drop last argument of promote_mode.
11616 (assign_parm_find_data_types): Use promote_function_mode.
11617 (assign_parm_setup_reg): Likewise.
11618 (expand_function_end): Use promote_function_mode.
11619 * calls.c (initialize_argument_information): Use promote_function_mode.
11620 (precompute_arguments): Use promote_mode instead of checking if
11621 only PROMOTE_FUNCTION_MODE is defined.
11622 (expand_call): When making sibcall decisions, use promote_function_mode.
11623 Below, remove an if for targetm.calls.promote_function_return and
11624 and use promote_function_mode.
11625 (emit_library_call_value_1): Use promote_function_mode, fix bug
11626 where promote_mode was passed FOR_CALL == 0 for a return value in an
11628 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11629 * explow.c (promote_function_mode, promote_decl_mode): New.
11630 (promote_mode): Keep only the FOR_CALL == 0 case.
11631 * combine.c (setup_incoming_promotion): Remove test of
11632 promote_function_args. Use promote_function_mode.
11633 * stmt.c (expand_value_return): Use promote_decl_mode.
11634 (expand_decl): Use promote_decl_mode.
11636 * explow.c (promote_function_mode): Just call the target hook.
11637 * targhooks.c (default_promote_function_mode,
11638 default_promote_function_mode_always_promote): New.
11639 * targhooks.h (default_promote_function_mode,
11640 default_promote_function_mode_always_promote): Declare.
11641 * target.h (promote_function_args, promote_function_return): Remove.
11642 (promote_function_mode): New.
11643 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11644 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11645 (TARGET_PROMOTE_FUNCTION_MODE): New.
11646 (TARGET_CALLS): Adjust.
11647 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11648 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11650 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11651 * config/s390/s390.c (s390_promote_function_mode): ... here,
11652 with pointer handling.
11653 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11654 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11656 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11657 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11658 with pointer handling.
11659 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11660 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11662 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11663 * config/sh/sh.c (sh_promote_function_mode): New.
11664 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11665 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11667 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11668 * config/cris/cris.c (cris_promote_function_mode): ... here.
11669 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11670 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11672 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11673 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11674 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11675 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11677 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11678 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11679 complex type handling.
11680 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11681 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11683 * config/pa/pa.c (pa_promote_function_mode): New.
11684 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11685 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11687 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11688 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11689 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11690 * config/xtensa/xtensa.c: Likewise.
11691 * config/stormy16/stormy16.c: Likewise.
11692 * config/iq2000/iq2000.c: Likewise.
11693 * config/rs6000/rs6000.c: Likewise.
11694 * config/picochip/picochip.c: Likewise.
11695 * config/arc/arc.c: Likewise.
11696 * config/mcore/mcore.c: Likewise.
11697 * config/score/score.c: Likewise.
11698 * config/mips/mips.c: Likewise.
11699 * config/bfin/bfin.c: Likewise.
11700 * config/ia64/ia64.c: Likewise (disabled though).
11702 * config/frv/frv.h: Remove pointless remark.
11704 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11705 TARGET_PROMOTE_FUNCTION_ARGS,
11706 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11707 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11709 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11711 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11712 -floop-parallelize-all.
11713 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11714 flag_loop_parallelize_all.
11715 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11716 * graphite.c (graphite_transform_loops): Same.
11717 * common.opt: Same.
11718 * graphite-poly.c (apply_poly_transforms): Same.
11720 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11722 PR tree-optimization/40914
11723 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11724 if set, then check the delta field of the PMF record.
11725 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11726 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11727 call is stored in the delta.
11729 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11731 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11733 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11735 * config/i386/bsd.h (ASM_BYTE): New define.
11736 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11737 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11738 .byte. Use fputs or putc instead of fprintf where appropriate.
11739 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11740 fputs or putc instead of fprintf where appropriate.
11741 * config/i386/i386elf.h: Ditto.
11742 * config/i386/sysv4.h: Ditto.
11744 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11745 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11746 (*tls_global_dynamic_64): Ditto.
11748 2009-07-31 Christian Bruel <christian.bruel@st.com>
11750 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11752 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11754 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11755 Remove dead code for MINUS.
11757 2009-07-31 Anthony Green <green@moxielogic.com>
11759 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11761 (moxie_expand_epilogue): Ditto for epilogue.
11762 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11763 incoming arguments.
11764 (moxie_function_arg): Ditto.
11765 (moxie_pass_by_reference): Ditto.
11766 (moxie_arg_partial_bytes): Ditto.
11767 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11768 (FUNCTION_ARG_ADVANCE) Ditto.
11769 (REG_PARM_STACK_SPACE) Ditto.
11770 (FUNCTION_ARG_REGNO_P) Dito.
11772 * config.gcc: Add moxie linux config support.
11773 * gcc/config/moxie/uclinux.h: New file.
11775 2009-07-31 DJ Delorie <dj@redhat.com>
11777 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11778 (UNSPECV_SP_SWITCH_E): New.
11779 (sp_switch_1): Change to an unspec.
11780 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11782 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11783 reference the new stack's address
11785 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11787 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11788 graphite-clast-to-gimple.o, graphite-dependences.o,
11789 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11790 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11791 (graphite-blocking.o,
11792 graphite-clast-to-gimple.o, graphite-dependences.o,
11793 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11794 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11795 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11796 * cfgloop.h (struct loop): Add can_be_parallel field.
11797 * common.opt (fgraphite-identity): Moved up.
11798 (fgraphite-force-parallel): New flag.
11799 * graphite.c: Rewrite.
11800 * graphite.h: Rewrite.
11801 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11803 * toplev.c (graphite_out_file): New file descriptor.
11804 (graphite_in_file): New.
11805 (process_options): flag_graphite_force_parallel cannot be used without
11807 * tree-ssa-loop.c: Include toplev.h.
11808 (gate_graphite_transforms): Enable flag_graphite for
11809 flag_graphite_force_parallel.
11811 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11813 * ChangeLog.graphite: New.
11814 * graphite-blocking.c: New.
11815 * graphite-clast-to-gimple.c: New.
11816 * graphite-clast-to-gimple.h: New.
11817 * graphite-dependences.c: New.
11818 * graphite-dependences.h: New.
11819 * graphite-interchange.c: New.
11820 * graphite-poly.c: New.
11821 * graphite-poly.h: New.
11822 * graphite-ppl.c: New.
11823 * graphite-ppl.h: New.
11824 * graphite-scop-detection.c: New.
11825 * graphite-scop-detection.h: New.
11826 * graphite-sese-to-poly.c: New.
11827 * graphite-sese-to-poly.h: New.
11831 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11833 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11834 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11836 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11838 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11839 (scev_is_linear_expression): Return false if the evolution is not
11840 affine multivariate.
11842 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11844 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11845 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11847 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11849 * tree-data-ref.c (debug_data_references): New.
11850 (debug_data_reference): New.
11851 * tree-data-ref.h (debug_data_references): Declared.
11852 (debug_data_reference): Declared.
11854 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11856 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11857 * tree-data-ref.h (scop_p): Removed.
11858 (struct data_reference): Remove field scop.
11859 (DR_SCOP): Removed.
11860 (stmt_simple_memref_p): Removed.
11862 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11864 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11865 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11868 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11870 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11872 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11874 * doc/invoke.texi (-fgraphite-identity): Documented.
11876 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11878 * tree-scalar-evolution.c: Fix comment.
11879 (instantiate_scev_1): Return unknow from scev instantiation if the
11880 result is not above instantiate_below.
11882 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11884 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11885 static anymore. Instantiate the symbols that may have been introduced
11887 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11890 2009-07-30 DJ Delorie <dj@redhat.com>
11892 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11893 .vliw directive to VLIW sections.
11895 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11897 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11899 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11900 (AUTOHEADER): New variable.
11901 ($(srcdir)/cstamp-h.in): Use it.
11903 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11904 Pat Haugen <pthaugen@us.ibm.com>
11905 Revital Eres <ERES@il.ibm.com>
11907 * config/rs6000/vector.md (VEC_F): Add VSX support.
11910 (mov<mode>): Ditto.
11911 (vector_load_<mode>): Ditto.
11912 (vector_store_<mode>): Ditto.
11913 (vector GPR move split): Ditto.
11914 (vec_reload_and_plus_<mptrsize>): Ditto.
11915 (vec_reload_and_reg_<mptrsize>): Ditto.
11916 (add<mode>3): Ditto.
11917 (sub<mode>3): Ditto.
11918 (mul<mode>3): Ditto.
11919 (neg<mode>2): Ditto.
11920 (abs<mode>2): Ditto.
11921 (smin<mode>3): Ditto.
11922 (smax<mode>3): Ditto.
11923 (vector_eq<mode>): Ditto.
11924 (vector_gt<mode>): Ditto.
11925 (vector_ge<mode>): Ditto.
11926 (vector_gtu<mode>): Ditto.
11927 (vector_select_<mode>_uns): Ditto.
11928 (vector_eq_<mode>_p): Ditto.
11929 (vector_gt_<mode>_p): Ditto.
11930 (vector_ge_<mode>_p): Ditto.
11931 (vector_gtu_<mode>_p): Ditto.
11932 (cr6_test_for_zero): Ditto.
11933 (cr6_test_for_zero_reverse): Ditto.
11934 (cr6_test_for_lt): Ditto.
11935 (cr6_test_for_lt_reverse): Ditto.
11936 (xor<mode>3): Ditto.
11937 (ior<mode>3): Ditto.
11938 (and<mode>3): Ditto.
11939 (one_cmpl<mode>2): Ditto.
11940 (nor<mode>2): Ditto.
11941 (andc<mode>2): Ditto.
11942 (float<VEC_int<mode>2): Ditto.
11943 (unsigned_float<VEC_int><mode>2): Ditto.
11944 (fix_trunc<mode><VEC_int>2): Ditto.
11945 (fixuns_trunc<mode><VEC_int>2): Ditto.
11947 (vec_set<mode>): Ditto.
11948 (vec_extract<mode>): Ditto.
11949 (vec_interleave_highv4sf): Ditto.
11950 (vec_interleave_lowv4sf): Ditto.
11951 (vec_realign_load_<mode>): Ditto.
11952 (vec_shl_<mode>): Ditto.
11953 (vec_shr_<mode>): Ditto.
11954 (div<mode>3): New patterns for VSX.
11955 (vec_interleave_highv2df): Ditto.
11956 (vec_interleave_lowv2df): Ditto.
11957 (vec_pack_trunc_v2df): Ditto.
11958 (vec_pack_sfix_trunc_v2df): Ditto.
11959 (vec_pack_ufix_trunc_v2df): Ditto.
11960 (vec_unpacks_hi_v4sf): Ditto.
11961 (vec_unpacks_lo_v4sf): Ditto.
11962 (vec_unpacks_float_hi_v4si): Ditto.
11963 (vec_unpacks_float_lo_v4si): Ditto.
11964 (vec_unpacku_float_hi_v4si): Ditto.
11965 (vec_unpacku_float_lo_v4si): Ditto.
11966 (movmisalign<mode>): Ditto.
11967 (vector_ceil<mode>2): New patterns for vectorizing math library.
11968 (vector_floor<mode>2): Ditto.
11969 (vector_btrunc<mode>2): Ditto.
11970 (vector_copysign<mode>3): Ditto.
11972 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11973 predicate for setting the high bit in each word, used for copysign.
11975 * config/rs6000/ppc-asm.h (f19): Whitespace.
11976 (f32-f63): Define if VSX.
11977 (v0-v31): Define if Altivec.
11978 (vs0-vs63): Define if VSX.
11980 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11982 * config/rs6000/power7.md: New file, provide tuning parameters for
11985 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11986 (rs6000_cpu_cpp_builtins): Ditto.
11987 (altivec_overloaded_builtins): Ditto.
11988 (altivec_resolve_overloaded_builtin): Ditto.
11990 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11991 debug switch to disable vectorizing simple math builtin
11994 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11995 Vectorize simple math builtin functions.
11996 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11997 hook to vectorize math builtins.
11998 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11999 (rs6000_builtin_conversion): Add VSX/power7 support.
12000 (rs6000_builtin_vec_perm): Ditto.
12001 (vsplits_constant): Add support for loading up a vector constant
12002 with just the high bit set in each part.
12003 (rs6000_expand_vector_init): Add VSX/power7 support.
12004 (rs6000_expand_vector_set): Ditto.
12005 (rs6000_expand_vector_extract): Ditto.
12006 (rs6000_emit_move): Ditto.
12007 (bdesc_3arg): Ditto.
12008 (bdesc_2arg): Ditto.
12009 (bdesc_1arg): Ditto.
12010 (rs6000_expand_ternop_builtin): Ditto.
12011 (altivec_expand_builtin): Ditto.
12012 (rs6000_expand_unop_builtin): Ditto.
12013 (rs6000_init_builtins): Ditto.
12014 (altivec_init_builtins): Ditto.
12015 (builtin_function_type): Ditto.
12016 (rs6000_common_init_builtins): Ditto.
12017 (rs6000_handle_altivec_attribute); Ditto.
12018 (rs6000_mangle_type): Ditto.
12019 (rs6000_vector_mode_supported_p): Ditto.
12020 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12021 are mode dependent.
12023 * config/rs6000/vsx.md: New file for VSX support.
12025 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12026 identifing values with just the most significant bit set.
12027 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12028 vectorized builtins.
12030 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12031 (UNSPEC_VRFIM): Delete.
12032 (splitter for loading up vector with most significant bit): New
12033 splitter for vectorizing copysign.
12034 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12035 vectorizing simple math functions.
12036 (altivec_vrfip): Add support for vectorizing simple math functions.
12037 (altivec_vrfim): Ditto.
12038 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12040 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12041 (power7.md, vsx.md): Include for power7 support.
12042 (copysigndf3): Use VSX instructions if -mvsx.
12043 (negdf2_fpr): Ditto.
12044 (absdf2_fpr): Ditto.
12045 (nabsdf2_fpr): Ditto.
12046 (adddf3_fpr): Ditto.
12047 (subdf3_fpr): Ditto.
12048 (muldf3_fpr): Ditto.
12049 (divdf3_fpr): Ditto.
12050 (fix_truncdfdi2_fpr): Ditto.
12051 (cmpdf_internal1): Ditto.
12052 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12053 (btruncdf2, btruncdf2_fpr): Ditto.
12054 (ceildf2, ceildf2_fpr): Ditto.
12055 (floordf2, floordf2_fpr): Ditto.
12056 (floatdidf2, floatdidf2_fpr): Ditto.
12057 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12058 (fmsubdf4_fpr): Ditto.
12059 (fnmadddf4_fpr_1): Ditto.
12060 (fnmadddf4_fpr_2): Ditto.
12061 (fnmsubdf4_fpr_1): Ditto.
12062 (fnmsubdf4_fpr_2): Ditto.
12063 (fixuns_truncdfdi2): Add expander for VSX support.
12064 (fix_truncdfdi2): Ditto.
12065 (fix_truncdfsi2): Ditto.
12066 (ftruncdf2): Ditto.
12067 (btruncsf2): Whitespace.
12068 (movdf_hardfloat32): Add support for VSX registers.
12069 (movdf_softfloat32): Ditto.
12070 (movdf_hardfloat64): Ditto.
12071 (movdf_hardfloat64_mfpgpr): Ditto.
12072 (movdf_softfloat64): Ditto.
12073 (movti splitters): Add check for vector registers supporting
12074 TImode in the future.
12075 (bpermd): Add power7 bpermd instruction.
12077 * config/rs6000/altivec.h (vec_div): Define if VSX.
12080 (vec_nmadd): Ditto.
12081 (vec_nearbyint): Ditto.
12084 (all predicates): Use the generic builtin function, and not the V4SF
12085 specific function so that the predicates will work with VSX's V2DF.
12086 (vec_all_*): Ditto.
12087 (vec_any_*): Ditto.
12089 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12090 Document new VSX functions and types.
12092 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12095 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12096 "wa", and "j" constraints. Modify "v" to talk about Altivec
12097 instead of just vector.
12099 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12102 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12103 location for phi arguments.
12104 (rewrite_update_phi_arguments): Find locations for reaching defs.
12105 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12106 Add location to add_phi_arg calls.
12107 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12108 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12109 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12110 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12111 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12112 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12113 * tree-phinodes.c (make_phi_node): Initialize location.
12114 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12115 (add_phi_arg): Add location parameter.
12116 (remove_phi_arg_num): Move location when moving phi argument.
12117 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12119 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12120 slpeel_update_phi_nodes_for_guard1,
12121 slpeel_update_phi_nodes_for_guard2,
12122 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12123 vect_loop_versioning): Set locations.
12124 * tree-parloops.c (create_phi_for_local_result,
12125 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12126 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12127 * tree-vect-loop.c (get_initial_def_for_induction,
12128 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12130 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12131 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12132 (gimple_phi_arg_set_location): New. Set locus.
12133 (gimple_phi_arg_has_location): New. Check for locus.
12134 (redirect_edge_var_map_location): New. Return locus from var_map.
12135 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12136 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12137 combining PHI arguments.
12138 (cond_store_replacement): Set location.
12139 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12140 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12141 scop_add_exit_phis_edge): Add locations.
12142 * tree-cfgcleanup.c (remove_forwarder_block,
12143 remove_forwarder_block_with_phi): Add locations.
12144 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12145 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12147 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12148 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12149 flush_pending_stmts): Add source location.
12150 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12151 stack to preserve locations.
12152 * tree-vect-stmts.c (vectorizable_load): Add location.
12153 * tree-inline.c (copy_phis_for_bb): Copy locus.
12154 (setup_one_parameter): Add call locus to inlined parameter stmts.
12155 (initialize_inlined_parameters): Pass in call location as parameter
12157 (tree_function_versioning): Pass location to setup_one_parameter.
12158 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12159 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12160 copy and edge lists.
12161 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12162 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12163 locus parameter and override the stmt default if provided.
12164 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12165 elim_graph_add_edge, elim_graph_remove_succ_edge,
12166 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12167 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12168 eliminate_phi): Add locus info in elimination graph for each edge and
12170 (insert_backedge_copies): Copy locus if present.
12171 * tree-flow.h (struct _edge_var_map): Add locus field.
12172 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12173 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12174 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12176 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12178 2009-07-30 Martin Jambor <mjambor@suse.cz>
12180 PR tree-optimization/40570
12181 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12182 use inlining loops.
12184 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12186 * ssa-loop-manip.c: Include langhooks.h.
12187 (rewrite_phi_with_iv): New.
12188 (rewrite_all_phi_nodes_with_iv): New.
12189 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12190 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12191 * tree-parloops.c (loop_parallel_p): Move out all conditions
12192 except dependency check.
12193 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12194 (gen_parallel_loop): Call canonicalize_loop_ivs without
12195 reduction_list argument.
12196 (build_new_reduction): New.
12197 (gather_scalar_reductions): New.
12198 (try_get_loop_niter): New.
12199 (try_create_reduction_list): New.
12200 (parallleize_loops): Change the parallel conditions check.
12201 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12202 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12204 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12206 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12208 * doc/options.texi (Option properties): Mention new quoting syntax.
12210 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12212 * config/alpha/alpha.c (alpha_start_function):
12213 Handle VMS_DEBUG_MAIN_POINTER
12214 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12215 * doc/invoke.texi: Document -mdebug-main switch.
12217 2009-07-29 Richard Henderson <rth@redhat.com>
12219 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12220 (cgraph_create_edge_including_clones): Likewise.
12221 * tree-inline.c (copy_bb): Operate on the correct edges
12222 when updating the callgraph.
12224 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12226 * config/alpha/vms-cc.c: Deleted.
12227 * config/alpha/vms-ld.c: Deleted.
12228 * config/alpha/t-vms64: Moved to config/vms
12229 * config/alpha/vms-crt0-64.c: Moved to config/vms
12230 * config/alpha/vms-crt0.c: Moved to config/vms
12231 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12232 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12233 * config/alpha/xm-vms.h: Moved to config/vms
12234 * config/alpha/x-vms: Moved to config/vms
12235 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12237 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12238 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12240 * config/vms/t-vms64: Moved here from config/alpha
12241 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12242 (argc,argv,envp): Enforce 32bit malloc'ing.
12243 * config/vms/vms-psxcrt0-64.c: Likewise.
12244 * config/vms/vms-crt0.c: Moved here from config/alpha.
12245 * config/vms/vms-psxcrt0.c: Likewise.
12246 * config/vms/vms-crtl-64.h: New file.
12247 * config/vms/vms-crtl.h: New file.
12248 * config/vms/vms.opt: New file.
12249 * config/vms/xm-vms64.h: New file.
12250 * config/vms/xm-vms.h: Moved here from config/alpha.
12251 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12253 * config/vms/x-vms: Moved here from config/alpha.
12254 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12255 (vms-ld.o, vms-cc.o): Removed.
12256 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12258 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12260 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12261 correct stack (obvious VMS fix).
12263 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12265 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12266 date, version info if VMS_DEBUGGING_INFO defined.
12267 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12268 size, date calculating code moved here.
12270 2009-07-29 Paul Brook <paul@codesourcery.com>
12272 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12275 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12278 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12279 to DImode when generating insq_le insn.
12281 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12283 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12284 New macro set for VMS_DEBUGGGING_INFO.
12285 (AT_string_form): Use it.
12287 2009-07-28 DJ Delorie <dj@redhat.com>
12289 * config/mep/mep.c (vtext_section): New.
12290 (vftext_section): New.
12291 (ftext_section): New.
12292 (mep_select_section): Add support for functions.
12293 (mep_unique_section): Likewise.
12294 (mep_asm_init_sections): Likewise.
12295 (mep_encode_section_info): Remove it from here.
12297 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12299 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12301 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12302 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12304 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12306 * dwarf2out.c (output_file_names): Test new macro
12307 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12308 (add_comp_dir_attribute): Likewise.
12310 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12312 * config/i386/mingw-w64.h (LINK_SPEC): Add
12313 separating space between commands.
12315 2009-07-28 Jan Hubicka <jh@suse.cz>
12317 PR tree-optimization/40759
12318 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12321 2009-07-27 DJ Delorie <dj@redhat.com>
12323 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12324 types are dword-aligned.
12325 (mep_expand_va_start): Likewise.
12327 2009-07-27 Olivier Hainque <hainque@adacore.com>
12328 Douglas B Rupp <rupp@gnat.com>
12330 * convert.c (convert_to_pointer): Don't assume the target
12331 pointer type is POINTER_SIZE long. Fetch its precision instead.
12333 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12335 * system.h (fopen): Undefine if macro.
12337 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12339 * dwarf2out.c (output_cfi_p): Removed.
12340 (output_cfis): New function.
12341 (output_fde): New function, split from output_call_frame_info.
12342 (output_call_frame_info): Use it.
12343 (dwarf2out_switch_text_section): Use output_cfis.
12345 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12347 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12348 TARGET_BI_ARCH is specified without enabling SJLJ.
12349 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12350 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12352 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12354 * arm.md (negdi2): Use DImode if forcing a value into a register.
12356 2009-07-26 Ira Rosen <irar@il.ibm.com>
12358 PR tree-optimization/40801
12359 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12360 of vector operand from the previous copy of vector statement.
12361 Pass the correct definition type value to
12362 vect_get_vec_def_for_stmt_copy().
12364 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12366 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12367 const char ** conversion.
12369 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12371 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12372 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12373 (gcc_unreachable): Invoke __builtin_unreachable() if
12374 !ENABLE_ASSERT_CHECKING.
12376 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12378 PR rtl-optimization/40445
12379 * emit-rtl.c (next_nonnote_insn_bb): New function.
12380 * rtl.h (next_nonnote_insn_bb): Declare new function.
12381 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12382 with no successors that is the successor of the ENTRY_BLOCK.
12383 Continue from the top after removing an empty fallthrough block.
12384 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12385 of next_nonnote_insn.
12387 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12389 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12391 2009-07-25 Martin Jambor <mjambor@suse.cz>
12393 * c-common.c (c_common_attribute_table): New element for noclone.
12394 (handle_noclone_attribute): New function. Forward-declare.
12395 * tree-inline.c (tree_versionable_function_p): Check for noclone
12397 * doc/extend.texi (Labels as Values): Document need for noclone.
12398 (Function Attributes): Document noclone attribute.
12400 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12402 PR rtl-optimization/34999
12403 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12404 and dw_fde_switched_cold_to_hot fields.
12405 (output_cfi_p): New function.
12406 (output_call_frame_info): If fde->dw_fde_switched_sections,
12407 output 2 FDEs instead of one with corrupted header.
12408 (dwarf2out_do_cfi_startproc): New function.
12409 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12410 and fde->dw_fde_switched_cold_to_hot.
12411 (dwarf2out_switch_text_section): Compute
12412 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12413 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12414 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12415 Otherwise, compute fde->dw_fde_switch_cfi.
12417 2009-07-24 Cary Coutant <ccoutant@google.com>
12419 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12421 2009-07-24 Cary Coutant <ccoutant@google.com>
12423 * cfghooks.c (split_block): Copy discriminator to new block.
12424 * tree-cfg.c (assign_discriminator): Check location of last
12425 instruction in block as well as first.
12427 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12429 * config/i386/linux.c: Use fputs or putc instead of fprintf
12431 * config/i386/gas.h: Ditto.
12432 * config/i386/x86-64.h: Ditto.
12433 * config/i386/att.h: Ditto.
12435 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12437 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12440 2009-07-24 Martin Jambor <mjambor@suse.cz>
12442 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12443 (ipa_push_func_to_list_1): Declare.
12444 (ipa_push_func_to_list): New function.
12446 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12447 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12448 (ipa_push_func_to_list): Removed.
12449 (ipa_pop_func_from_list): Clear node_enqueued flag.
12451 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12453 * config/s390/s390.c (override_options): Default
12454 max-unrolled-insns to 100 for z10 tuning.
12456 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12458 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12459 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12460 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12461 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12462 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12463 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12464 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12466 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12468 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12469 use default set in mingw32.h header.
12470 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12471 64-bit /mingw/include path.
12472 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12475 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12477 PR rtl-optimization/40209
12478 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12480 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12482 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12483 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12484 with the rest of string where appropriate. Use fputs or putc
12485 instead of fprintf where appropriate.
12487 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12488 Pat Haugen <pthaugen@us.ibm.com>
12489 Revital Eres <ERES@il.ibm.com>
12491 * config/rs6000/vector.md: New file. Move most of the vector
12492 expander support here from altivec.md to allow for the VSX vector
12493 unit in the future. Add support for secondary_reload patterns.
12494 Rewrite the patterns for vector comparison, and vector comparison
12495 predicate instructions so that the RTL expresses the desired
12496 behavior, instead of using unspec.
12498 * config/rs6000/constraints.md ("f" constraint): Use
12499 rs6000_constraints to hold the precalculated register class.
12500 ("d" constraint): Ditto.
12501 ("wd" constraint): New constraint for VSX.
12502 ("wf" constraint): Ditto.
12503 ("ws" constraint): Ditto.
12504 ("wa" constraint): Ditto.
12505 ("wZ" constraint): Ditto.
12506 ("j" constraint): Ditto.
12508 * config/rs6000/predicates.md (vsx_register_operand): New
12510 (vfloat_operand): New predicate for vector.md.
12511 (vint_operand): Ditto.
12512 (vlogical_operand): Ditto.
12513 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12514 (easy_vector_constant): Add VSX support.
12515 (altivec_indexed_or_indirect_operand): New predicate for
12516 recognizing Altivec style memory references with AND -16.
12518 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12519 for vector secondary reload support.
12520 (rs6000_vector_reg_class): Delete, replacing it with
12521 rs6000_constraints.
12522 (rs6000_vsx_reg_class): Ditto.
12523 (rs6000_constraints): New array to hold the register classes of
12524 each of the register constraints that can vary at runtime.
12525 (builtin_mode_to_type): New static array for builtin function type
12527 (builtin_hash_table): New static hash table for builtin function
12529 (TARGET_SECONDARY_RELOAD): Define target hook.
12530 (TARGET_IRA_COVER_CLASSES): Ditto.
12531 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12532 registers are 128 bits if VSX memory reference instructions are used.
12533 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12534 unit is being used.
12535 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12536 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12537 Print several of the scheduling related parameters.
12538 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12539 rs6000_constraints instead of rs6000_vector_reg_class. Move
12540 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12541 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12542 Altivec. Add VSX support. Setup for secondary reload support on
12543 Altivec/VSX registers.
12544 (rs6000_override_options): Make power7 set the scheduling groups
12545 like the power5. Add support for new debug switches to override
12546 the scheduling defaults. Temporarily disable -mcpu=power7 from
12547 setting -mvsx. Add support for debug switches -malways-hint,
12548 -msched-groups, and -malign-branch-targets.
12549 (rs6000_buitlin_conversion): Add support for returning unsigned
12550 vector conversion functions to fix regressions due to stricter
12552 (rs6000_builtin_mul_widen_even): Ditto.
12553 (rs6000_builtin_mul_widen_odd): Ditto.
12554 (rs6000_builtin_vec_perm): Ditto.
12555 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12556 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12557 to zero a register.
12558 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12559 generated upstream.
12560 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12561 VSX types for bit operations. Changes to accomidate vector.md.
12562 (bdesc_2arg): Ditto.
12563 (bdesc_1arg): Ditto.
12564 (struct builtin_description_predicates): Rewrite predicate
12565 handling so that RTL describes the operation, instead of passing
12566 the instruction to be used as a string argument.
12567 (bdesc_altivec_preds): Ditto.
12568 (altivec_expand_predicate_builtin): Ditto.
12569 (altivec_expand_builtin): Ditto.
12570 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12571 statement for vsldoi support.
12572 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12573 (altivec_expand_st_builtin): Ditto.
12574 (paired_expand_builtin): Whitespace changes.
12575 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12576 builtin_mode_to_type table for secondary reload. Call
12577 builtin_function_type to build random builtin functions.
12578 (altivec_init_builtins): Change to use builtin_function_type to
12579 create builtin function types dynamically as we need them.
12580 (builtin_hash_function): New support for hashing the tree types
12581 for builtin function as we need it, rather than trying to build
12582 all of the trees that we need. Add initial preliminary VSX support.
12583 (builtin_function_type): Ditto.
12584 (builtin_function_eq): Ditto.
12585 (builtin_hash_struct): Ditto.
12586 (rs6000_init_builtins): Ditto.
12587 (rs6000_common_init_builtins): Ditto.
12588 (altivec_init_builtins): Ditto.
12589 (rs6000_common_init_builtins): Ditto.
12590 (enum reload_reg_type): New enum for simplifing reg classes.
12591 (rs6000_reload_register_type): Simplify register classes into GPR,
12592 Vector, and other registers. Altivec and VSX addresses in reload.
12593 (rs6000_secondary_reload_inner): Ditto.
12594 (rs6000_ira_cover_classes): New target hook, that returns the
12595 appropriate cover classes, based on -mvsx being used or not.
12596 (rs6000_secondary_reload_class): Add VSX support.
12597 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12598 (get_vsel_insn): Ditto.
12599 (rs6000_emit_vector_compare): Rewrite vector conditional support
12600 so that where we can, we use RTL operators, instead of blindly use
12602 (rs6000_emit_vector_select): Ditto.
12603 (rs6000_emit_vector_cond_expr): Ditto.
12604 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12605 (create_TOC_reference): Add -mdebug=addr support.
12606 (emit_frame_save): VSX loads/stores need register indexed addressing.
12608 * config/rs6000/rs6000.md: Include vector.md.
12610 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12612 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12613 support for V2DI, V2DF in logical, permute, select operations.
12615 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12616 switch for vsx/power7.
12617 (-mvsx-scalar-memory): Ditto.
12618 (-mvsx-align-128): Ditto.
12619 (-mallow-movmisalign): Ditto.
12620 (-mallow-df-permute): Ditto.
12621 (-msched-groups): Ditto.
12622 (-malways-hint): Ditto.
12623 (-malign-branch-targets): Ditto.
12625 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12627 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12628 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12629 (rs6000_vector_reg_class): Delete.
12630 (rs6000_vsx_reg_class): Ditto.
12631 (enum rs6000_reg_class_enum): New enum for the constraints that
12632 vary based on target switches.
12633 (rs6000_constraints): New array to hold the register class for all
12634 of the register constraints that vary based on the switches used.
12635 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12636 (enum rs6000_builtins): Add unsigned varients for the builtin
12637 declarations returned by target hooks for expanding multiplies,
12638 select, and permute operations. Add VSX builtins.
12639 (enum rs6000_builtin_type_index): Add entries for VSX.
12640 (V2DI_type_node): Ditto.
12641 (V2DF_type_node): Ditto.
12642 (unsigned_V2DI_type_node): Ditto.
12643 (bool_long_type_node): Ditto.
12644 (intDI_type_internal_node): Ditto.
12645 (uintDI_type_internal_node): Ditto.
12646 (double_type_internal_node): Ditto.
12648 * config/rs6000/altivec.md (whole file): Move all expanders to
12649 vector.md from altivec.md. Rename insn matching functions to be
12651 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12652 (altivec_vcmp*): Ditto.
12653 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12654 (VM): New iterator for moves that includes the VSX types.
12655 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12656 (altivec_vperm_<mode>_uns): New, for unsigned types.
12657 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12658 (altivec_eq<mode>): Ditto.
12659 (altivec_gt<mode>): Ditto.
12660 (altivec_gtu<mode>): Ditto.
12661 (altivec_eqv4sf): Ditto.
12662 (altivec_gev4sf): Ditto.
12663 (altivec_gtv4sf): Ditto.
12664 (altivec_vcmpbfp_p): Ditto.
12666 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12668 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12671 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12674 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12675 ASM_SHORT instead of .word.
12676 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12677 instead of .word in asm template.
12679 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12682 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12683 (process_bb_node_lives): Use it.
12685 * ira.c (setup_cover_and_important_classes): Don't setup
12686 ira_important_class_nums. Add cover classes to the end of
12688 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12690 (find_reg_class_closure): Use reorder_important_classes.
12692 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12694 * config/i386/i386.c (i386_ira_cover_classes): New function.
12695 (TARGET_IRA_COVER_CLASSES): Redefine.
12697 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12698 importance of order of cover classes in the array.
12700 2009-07-22 Diego Novillo <dnovillo@google.com>
12702 * tree-pass.h (TDF_EH): Define.
12703 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12704 contains TDF_EH, print the EH region number holding GS.
12705 * tree-dump.c (dump_options): Add "eh".
12706 * doc/invoke.texi: Document it.
12708 2009-07-22 Doug Kwan <dougkwan@google.com>
12710 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12712 2009-07-22 Michael Matz <matz@suse.de>
12714 PR tree-optimization/35229
12715 PR tree-optimization/39300
12717 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12718 (inhibit_phi_insertion): New function.
12719 (insert_into_preds_of_block): Call it for REFERENCEs.
12720 (init_pre): Initialize and finalize scalar evolutions.
12721 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12723 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12725 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12726 Use CONST_VECTOR_NUNITS to determine number of elements.
12728 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12730 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12731 (U, W): Constraints are now deprecated and will be removed if we
12732 run out of letters.
12733 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12735 ("prefetch"): Add the stcmh instruction for prefetching.
12736 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12738 (s390_short_displacement): Return always true if compiling for
12739 machines not providing the long displacement facility.
12740 (s390_mem_constraint): Support the new constraint letter Z.
12741 (s390_check_qrst_address): New function.
12743 2009-07-21 DJ Delorie <dj@redhat.com>
12745 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12748 2009-07-21 Jason Merrill <jason@redhat.com>
12750 * c-common.c (max_tinst_depth): Increase default to 1024.
12752 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12754 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12755 (vec_unpacku_float_lo_v4si): Ditto.
12757 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12760 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12761 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12762 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12763 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12765 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12767 PR tree-optimization/40813
12768 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12771 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12773 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12774 with a NOP_EXPR if needed.
12776 2009-07-21 Paul Brook <paul@codesourcery.com>
12778 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12779 Terminate debug dump with newline.
12781 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12783 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12784 Cast "1" to unsigned HOST_WIDE_INT.
12785 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12786 deposit length to the maximum length - lsb. Extend length if
12787 HOST_BITS_PER_WIDE_INT is 32.
12789 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12791 * cgraph.h (constant_pool_htab): New function.
12792 (constant_descriptor_tree): Move from varasm.c.
12793 * varasm.c (constant_pool_htab): New function.
12794 (constant_descriptor_tree): Move to cgraph.h.
12796 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12798 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12800 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12802 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12805 2009-07-20 Xinliang David Li <davidxl@google.com>
12807 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12809 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12811 * config/mips/mips.md (move_type): Add arith.
12812 (type): Handle arith.
12813 (zero_extendsidi2): Rename this into ...
12814 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12815 (zero_extendsidi2): New expander.
12816 (*zero_extendsidi2_dext): New pattern.
12818 2009-07-20 Nick Clifton <nickc@redhat.com>
12820 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12821 to set MIPS_ABI_DEFAULT.
12822 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12824 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12826 * tree-object-size.c (addr_object_size): Handle unions with
12827 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12829 PR tree-optimization/40792
12830 * tree.c (build_function_type_skip_args): Remove bogus assert.
12832 2009-07-20 Jan Hubicka <jh@suse.cz>
12833 Martin Jambor <mjambor@suse.cz>
12835 * cgraph.h (combined_args_to_skip): New field.
12836 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12837 combined_args_to_skip and args_to_skip.
12838 * tree-inline.c (update_clone_info): New function.
12839 (tree_function_versioning): Call update_clone_info.
12840 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12842 (cgraph_materialize_all_clones): More extensive dumping, working
12843 with combined_args_to_skip rather than args_to_skip.
12845 2009-07-20 Ira Rosen <irar@il.ibm.com>
12847 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12848 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12849 (get_initial_def_for_reduction): Likewise.
12850 (vectorizable_reduction): Skip the check of first operand in case
12851 of COND_EXPR. Add check that it is outer loop vectorization if
12852 nested cycle was detected. Call vectorizable_condition() for
12853 COND_EXPR. If reduction epilogue cannot be created do not fail for
12854 nested cycles (if it is not double reduction). Assert that there
12855 is only one type in the loop in case of COND_EXPR. Call
12856 vectorizable_condition() to vectorize COND_EXPR.
12857 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12858 Add parameters. Allow nested cycles if called from
12859 vectorizable_reduction(). Use reduction vector variable if provided.
12860 (vect_analyze_stmt): Call vectorizable_reduction() before
12861 vectorizable_condition().
12862 (vect_transform_stmt): Update call to vectorizable_condition().
12864 2009-07-20 Christian Bruel <christian.bruel@st.com>
12866 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12867 * doc/invoke.texi (-mfmovd): Likewise.
12868 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12870 2009-07-20 Jan Hubicka <jh@suse.cz>
12872 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12873 when handling SSA name.
12875 2009-07-19 Jan Hubicka <jh@suse.cz>
12877 PR tree-optimization/40676
12878 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12879 virtual PHIs in empty BBs.
12881 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12883 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12884 re-expanded the compound use gen_lowpart instead to convert to the
12887 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12889 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12890 OUTER_CONST arguments.
12891 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12892 the new wider mode will be masked off.
12893 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12895 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12897 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12898 high-order bits are zero.
12900 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12902 * combine.c (simplify_shift_const_1): Split code to determine
12903 shift_mode into ...
12904 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12905 new bits shifted in are identical to the old sign bit.
12907 2009-07-18 Richard Guenther <rguenther@suse.de>
12910 * gimplify.c (gimplify_call_expr): Reject code using results from
12911 functions returning void.
12913 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12915 * doc/md.texi: Document the new PowerPC "es" constraint.
12916 Document that "m" can include automodified addresses on this target,
12917 and explain how %U must be used. Extend the "Q" and "Z" documentation
12918 to suggest "es" as well as "m".
12919 * config/rs6000/constraints.md (es): New memory constraint.
12920 (Q, Z): Update strings to match new documentation.
12922 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12924 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12925 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12926 * config/rs6000/predicates.md (volatile_mem_operand): Use
12927 offsettable_nonstrict_memref_p.
12928 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12929 (*floatunssidf2_internal): Likewise.
12930 (*fix_truncdfsi2_internal): Likewise.
12931 (*fix_trunctfsi2_internal): Likewise.
12933 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12935 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12936 atmega32u2 devices.
12937 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12939 2009-07-17 Richard Guenther <rguenther@suse.de>
12942 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12943 (pass_warn_unused_result): Likewise.
12944 (TODO_set_props): Remove.
12945 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12947 (pass_diagnose_omp_blocks): Define.
12948 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12949 (c_gimple_diagnostics_recursively): Remove.
12950 (finish_function): Do not call it.
12951 (c_write_global_declarations): Continue after errors.
12952 Finalize the CU here.
12953 * c-gimplify.c (c_genericize): Do not gimplify here.
12954 * c-common.c (c_warn_unused_result): Move ...
12955 * tree-cfg.c (do_warn_unused_result): ... here.
12956 (run_warn_unused_result): New function.
12957 (gate_warn_unused_result): New function.
12958 (pass_warn_unused_result): New pass.
12959 * c-common.h (c_warn_unused_result): Remove.
12960 * flags.h (flag_warn_unused_result): Declare.
12961 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12962 * opts.c (flag_warn_unused_result): Initialize to false.
12963 * toplev.c (compile_file): Add comment.
12964 * omp-low.c (create_omp_child_function): Do not register
12965 the function with the frontend.
12966 (diagnose_omp_structured_block_errors): Prepare to be
12967 called as optimization pass.
12968 (gate_diagnose_omp_blocks): New function.
12969 (pass_diagnose_omp_blocks): New pass.
12970 * cgraph.h (cgraph_optimize): Remove.
12971 (cgraph_analyze_function): Likewise.
12972 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12973 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12974 before their parents here.
12975 (cgraph_finalize_function): Not here.
12976 (cgraph_analyze_function): Gimplify functions here.
12977 (cgraph_finalize_compilation_unit): Continue after errors.
12978 Optimize the callgraph from here.
12979 (cgraph_optimize): Make static.
12980 * langhooks.c (write_global_declarations): Finalize the CU.
12981 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12982 (gimplify_function_tree): Assert we gimplify only once.
12983 Set PROP_gimple_any property.
12984 * tree-nested.c (gimplify_all_functions): New function.
12985 (lower_nested_functions): Gimplify all nested functions.
12986 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12987 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12988 and pass_diagnose_omp_blocks after gimplification. Do not
12989 set TODO_set_props on all_lowering_passes.
12990 (execute_one_pass): Do not handle TODO_set_props.
12991 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12992 (gimplify.o): Add tree-pass.h dependency.
12993 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12994 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12995 (unsave_r): Likewise.
12996 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12997 temporary variable.
12999 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13001 * doc/service.texi (Service): Restore previously removed link,
13002 which isn't broken after all.
13004 2009-07-17 Richard Guenther <rguenther@suse.de>
13006 PR tree-optimization/40321
13007 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13008 PHI nodes to the maximal set.
13009 (make_values_for_phi): Add PHI arguments to the maximal set.
13010 (execute_pre): Dump PHI_GEN and the maximal set.
13012 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13015 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13018 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13020 * doc/extend.texi (Nested Functions): Replace broken link with
13022 * doc/service.texi (Service): Remove broken link.
13024 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13027 * builtins.c (expand_builtin_memcmp): Use loc instead of
13028 EXPR_LOCATION (exp).
13029 (expand_builtin_strncmp): Likewise.
13031 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13032 Manuel López-Ibáñez <manu@gcc.gnu.org>
13035 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13036 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13037 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13038 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13039 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13040 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13041 tree-inline.c, c-common.c, c-common.h, gimple.c,
13042 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13043 convert.c: Add location argument to fold_{unary,binary,ternary},
13044 fold_build[123], build_call_expr, build_size_arg,
13045 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13046 fold_build1_initializer, fold_build2_initializer,
13047 fold_build3_initializer, fold_build_call_array,
13048 fold_build_call_array_initializer, fold_single_bit_test,
13049 omit_one_operand, omit_two_operands, invert_truthvalue,
13050 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13051 combine_comparisons, fold_builtin_*, fold_call_expr,
13052 build_range_check, maybe_fold_offset_to_address, round_up,
13055 2009-07-16 Jason Merrill <jason@redhat.com>
13058 * c-common.c (c_common_reswords): Add __is_standard_layout
13060 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13061 * doc/implement-cxx.texi: New.
13062 * doc/gcc.texi: Include it.
13064 2009-07-16 DJ Delorie <dj@redhat.com>
13066 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13067 compares that may be indirectly affected by previous instructions.
13069 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13071 * builtins.c (do_mpc_arg2): New.
13072 (fold_builtin_2): Fold builtin cpow.
13073 * real.h (HAVE_mpc_pow): New.
13075 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13077 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13078 comparison to skip unprofitable schedule
13080 2009-07-16 Simon Baldwin <simonb@google.com>
13082 * gcc.c (option_map): New flag -no-canonical-prefixes.
13083 * (display_help): Print help text for new flag.
13084 * (process_command): Move options translation and language specifics
13085 and handle new flag early. Use it to set a function pointer to a
13086 prefix builder. Replace make_relative_prefix calls with calls to
13087 the function pointed to. Ignore new flag in regular options handling.
13088 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13090 2009-07-15 DJ Delorie <dj@redhat.com>
13092 * config/mep/mep.md (sibcall_internal): Change register to avoid
13093 argument registers.
13094 (sibcall_value_internal): Likewise.
13096 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13098 PR rtl-optimization/40710
13099 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13101 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13103 * config/mips/mips.md (*extenddi_truncate<mode>,
13104 *extendsi_truncate<mode>): Change type attribute to move_type
13105 with shift_shift. Split out code handling exts from here ...
13106 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13108 (*extendhi_truncateqi): Change type attribute to move_type with
13109 shift_shift. Split out code handling exts from here ...
13110 (*extendhi_truncateqi_exts): ... to this new pattern.
13112 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13114 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13115 instead of "and" with inverted sign bit mask value. Use
13116 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13117 Allocate registers only for operand 4 and operand 5.
13119 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13121 PR middle-end/40747
13122 * fold-const.c (fold_cond_expr_with_comparison): When folding
13123 < and <= to MIN, make sure the MIN uses the same type as the
13124 comparison's operands.
13126 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13128 * arm.md (ior_xor): New code iterator.
13129 (split for ior/xor with shift and zero-extend): New split pattern.
13130 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13132 2009-07-15 Richard Guenther <rguenther@suse.de>
13134 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13137 2009-07-15 Richard Guenther <rguenther@suse.de>
13139 PR middle-end/40753
13140 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13142 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13144 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13145 handle 2.6.30 kernel.
13147 2009-07-15 DJ Delorie <dj@redhat.com>
13149 * config/mep/mep.md (sibcall_internal): Change register to allow
13150 for 24-bit addresses.
13151 (sibcall_value_internal): Likewise.
13153 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13155 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13156 that are enabled/disabled by the flags introduced by a previous patch.
13158 2009-07-14 DJ Delorie <dj@redhat.com>
13160 * config/mep/mep.md (sibcall_internal): Include non-toggling
13162 (sibcall_value_internal): Likewise.
13164 2009-07-14 Taras Glek <tglek@mozilla.com>
13165 Rafael Espindola <espindola@google.com>
13167 * doc/sourcebuild.texi: Document install-plugin target.
13168 * configure.ac: Added install-plugin target to language makefiles.
13169 * configure: Regenerate.
13170 * Makefile.in (install-plugin): Install more headers,
13171 depend on lang.install-plugin.
13173 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13175 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13178 2009-07-14 DJ Delorie <dj@redhat.com>
13180 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13181 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13182 * config/mep/mep.md (sibcall_internal): Change test from
13183 mep_vliw_mode_match to mep_vliw_jmp_match.
13184 (sibcall_value_internal): Likewise.
13186 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13188 * config/i386/sse.md (copysign<mode>3): New expander.
13189 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13190 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13191 Use ix86_build_const_vector.
13192 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13193 IX86_BUILTIN_CPYSGNPD.
13194 (builtin_description): Add __builtin_ia32_copysignps and
13195 __builtin_ia32_copysignpd.
13196 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13197 and BUILT_IN_COPYSIGNF.
13199 2009-07-13 Jason Merrill <jason@redhat.com>
13201 * builtins.c (can_trust_pointer_alignment): New fn.
13202 (get_pointer_alignment): Factor it out from here.
13203 * tree.h: Declare it.
13205 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13207 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13210 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13214 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13216 2009-07-14 Richard Guenther <rguenther@suse.de>
13217 Andrey Belevantsev <abel@ispras.ru>
13219 PR middle-end/40745
13220 * cfgexpand.c (partition_stack_vars): Do not bother to update
13221 alias information when not optimizing.
13223 2009-07-14 Richard Guenther <rguenther@suse.de>
13224 Andrey Belevantsev <abel@ispras.ru>
13226 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13227 (pt_solution_set): Likewise.
13228 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13229 * tree-ssa-structalias.c (pt_solution_set): New function.
13230 * final.c (rest_of_clean_state): Free SSA data structures.
13231 * print-rtl.c (print_decl_name): Remove.
13232 (print_mem_expr): Implement in terms of print_generic_expr.
13233 * alias.c (ao_ref_from_mem): New function.
13234 (rtx_refs_may_alias_p): Likewise.
13235 (true_dependence): Query alias-export info.
13236 (canon_true_dependence): Likewise.
13237 (write_dependence_p): Likewise.
13238 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13240 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13241 (mem_expr_equal_p): Use operand_equal_p.
13242 (set_mem_attributes_minus_bitpos): Do not use
13243 component_ref_for_mem_expr.
13244 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13245 (update_alias_info_with_stack_vars): Likewise.
13246 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13247 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13248 explicitly nor clear stmt operands.
13249 Free the decl-to-pointer map.
13250 * tree-optimize.c (execute_free_datastructures): Do not free
13251 SSA data structures here.
13252 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13253 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13254 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13256 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13258 2009-07-13 DJ Delorie <dj@redhat.com>
13260 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13261 unrolling at the right iteration count.
13263 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13266 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13268 * haifa-sched.c (rank_for_schedule): Introduced flags to
13269 enable/disable individual scheduling heuristics.
13270 * common.opt: Introduced flags to enable/disable individual
13271 heuristics in the scheduler.
13272 * doc/invoke.texi: Introduced flags to enable/disable individual
13273 heuristics in the scheduler.
13275 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13277 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13278 config/i386/mingw-tls.c.
13279 * config/i386/mingw-tls.c: Removed.
13281 2009-07-13 Ira Rosen <irar@il.ibm.com>
13283 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13284 checks access only relevant statements.
13285 (vectorizable_reduction): Likewise.
13287 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13289 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13290 just for 32-bit case.
13292 2009-07-12 Jan Hubicka <jh@suse.cz>
13294 PR tree-optimization/40585
13295 * except.c (expand_resx_expr): When there already is resume
13296 instruction, produce linked list.
13297 (build_post_landing_pads): Assert that resume is empty.
13298 (connect_post_landing_pads): Handle resume lists.
13299 (dump_eh_tree): Dump resume list.
13301 2009-07-12 Ira Rosen <irar@il.ibm.com>
13303 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13304 with additional argument.
13305 * tree-vectorizer.h (enum vect_def_type): Add
13306 vect_double_reduction_def.
13307 (vect_is_simple_reduction): Add argument.
13308 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13310 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13311 vect_is_simple_reduction with additional argument.
13312 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13314 (reduction_code_for_scalar_code): Handle additional codes by
13315 returning ERROR_MARK for them. Fix comment and indentation.
13316 (vect_is_simple_reduction): Fix comment, add argument to specify
13317 double reduction. Detect double reduction.
13318 (get_initial_def_for_induction): Fix indentation.
13319 (get_initial_def_for_reduction): Fix comment and indentation.
13320 Handle double reduction. Create initial definitions that do not
13321 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13322 (vect_create_epilog_for_reduction): Fix comment, add argument to
13323 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13324 epilogue result extraction. Create double reduction phi node and
13325 replace relevant uses.
13326 (vectorizable_reduction): Call vect_is_simple_reduction with
13327 additional argument. Fix indentation. Update epilogue code treatment
13328 according to the changes in reduction_code_for_scalar_code. Check
13329 for double reduction. Call vect_create_epilog_for_reduction with
13330 additional argument.
13331 * tree-vect-stmts.c (process_use): Handle double reduction, update
13333 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13334 (vect_get_vec_def_for_operand): Likewise.
13336 2009-07-12 Danny Smith <dansmister@gmail.com>
13338 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13339 dllexport if !TREE_PUBLIC.
13340 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13342 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13344 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13345 (avr_extra_arch_macro) Remove declatation.
13346 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13347 (avr_extra_arch_macro) Declare as static.
13348 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13350 2009-07-11 Jan Hubicka <jh@suse.cz>
13352 PR middle-end/48388
13353 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13355 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13358 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13359 cold_in_std_section bits.
13360 (dwarf2out_begin_prologue): Initialize them.
13361 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13362 if already covered by text_section or cold_text_section range.
13364 PR rtl-optimization/40667
13365 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13366 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13367 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13368 * config/i386/i386.c (ix86_minimum_alignment): New function.
13369 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13370 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13371 * emit-rtl.c (gen_reg_rtx): Likewise.
13372 * function.c (assign_parms): Likewise. If nominal_type needs
13373 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13374 rather than passed_type's alignment.
13377 * function.c (assign_parm_setup_stack): Adjust
13378 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13379 from nominal_mode on big endian.
13381 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13383 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13385 2009-07-10 DJ Delorie <dj@redhat.com>
13387 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13389 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13391 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13393 (thumb2_cbnz): Likewise.
13395 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13398 * config.gcc (supported_defaults): Add synci.
13399 (with_synci): Add validation.
13400 (all_defaults): Add synci.
13401 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13404 * config/mips/mips.opt (msynci): New option.
13405 * config/mips/mips.c (mips_override_options): Warn on use of
13406 -msynci for targets that do now support it.
13407 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13409 * gcc/doc/invoke.texi (-msynci): Document the new option.
13410 * doc/install.texi (--with-synci): Document the new option.
13412 2009-07-10 Richard Guenther <rguenther@suse.de>
13414 PR tree-optimization/40496
13415 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13416 the PHI result with a compatible type.
13418 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13422 * c.opt (Wunused-result): New.
13423 * doc/invoke.texi: Document it.
13424 * c-common.c (c_warn_unused_result): Use it.
13426 2009-07-09 DJ Delorie <dj@redhat.com>
13428 * targhooks.c (default_target_can_inline_p): Rename from
13429 default_target_option_can_inline_p.
13430 * targhooks.h (default_target_can_inline_p): Likewise.
13431 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13432 TARGET_OPTION_CAN_INLINE_P.
13433 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13434 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13435 (mep_target_can_inline_p): Rename from
13436 mep_target_option_can_inline_p.
13439 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13440 registers used to pass vectors.
13442 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13444 2009-07-09 Tom Tromey <tromey@redhat.com>
13446 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13447 * config/mmix/mmix.c: Include dwarf2.h.
13448 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13449 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13450 * config/sh/sh.c: Include dwarf2.h.
13451 * config/i386/i386.c: Include dwarf2.h.
13452 * Makefile.in (DWARF2_H): Remove 'elf'.
13453 * except.c: Include dwarf2.h.
13454 * unwind-dw2.c: Include dwarf2.h.
13455 * dwarf2out.c: Include dwarf2.h.
13456 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13457 * unwind-dw2-fde.c: Include dwarf2.h.
13458 * dwarf2asm.c: Include dwarf2.h.
13460 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13462 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13463 (max_issue): Use it.
13464 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13466 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13467 (region_sched_info): Update.
13468 * sched-ebb.c (ebb_sched_info): Update.
13469 * modulo-sched.c (sms_sched_info): Update.
13470 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13472 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13474 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13476 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13478 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13480 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13482 PR middle-end/40692
13483 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13484 arg1 with arg01 if arg1 is already INTEGER_CST.
13486 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13488 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13489 Transform (and (truncate)) into (truncate (and)).
13491 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13493 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13494 creating LHS paradoxical subregs. Fix surrounding returns to
13495 use NULL_RTX rather than 0.
13497 2009-07-08 DJ Delorie <dj@redhat.com>
13499 * config/mep/mep.c (mep_option_can_inline_p): New.
13500 (TARGET_OPTION_CAN_INLINE_P): Define.
13502 2009-07-08 Mark Wielaard <mjw@redhat.com>
13505 * dwarf2out.c (add_data_member_location_attribute): When we have
13506 only a constant offset don't emit a new location description using
13507 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13510 2009-07-08 Richard Henderson <rth@redhat.com>
13513 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13514 (enum reg_class): Add CLOBBERED_REGS.
13515 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13516 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13517 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13518 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13519 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13520 force 64-bit sibcalls into R11.
13521 * config/i386/constraints.md (U): New constraint.
13522 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13523 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13524 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13526 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13528 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13530 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13531 * ebitmap.h (dump_ebitmap): Ditto.
13532 * optabs.h (optab_libfunc): Ditto.
13533 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13534 * tree-flow.h (vect_can_force_dr_alignment_p,
13535 get_vectype_for_scalar_type): Ditto.
13536 (vectorize_loops): Move prototype to ...
13537 * tree-vectorizer.h: ... here. Also, adjust comment.
13538 (vect_set_verbosity_level): Remove duplicate prototype.
13539 * tree-ssa-loop.c: Include tree-vectorizer.h.
13540 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13542 2009-07-08 Nick Clifton <nickc@redhat.com>
13544 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13547 2009-07-08 DJ Delorie <dj@redhat.com>
13549 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13550 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13551 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13553 * config/mep/intrinsics.md: Regenerated.
13554 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13555 registers when asm() or calls are detected.
13557 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13560 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13562 * gimple (gimple_build_call_from_tree): Likewise.
13563 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13564 no_warning flag before warning.
13566 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13568 * tree.c (set_expr_locus): Remove.
13569 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13570 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13572 * gimplify.c (internal_get_tmp_var): Likewise.
13573 (gimplify_call_expr): Likewise.
13574 (gimplify_one_sizepos): Likewise.
13576 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13579 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13580 to variables for debugging purposes.
13582 2009-06-23 Mark Loeser <mark@halcy0n.com>
13585 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13587 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13589 * pretty-print.c (pp_base_format): Remove %J.
13590 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13591 gcc_cxxdiag_char_table): Likewise.
13592 (init_dynamic_diag_info): Likewise.
13594 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13596 * pretty-print.c (pp_base_format): Remove %H.
13597 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13598 gcc_cxxdiag_char_table): Likewise.
13599 (init_dynamic_diag_info): Likewise.
13600 * config/mep/mep.c (mep_select_section): Likewise.
13602 2009-07-07 Duncan Sands <baldrick@free.fr>
13604 * final.c (pass_clean_state): Give the pass a name.
13605 * passes.c (pass_rest_of_compilation): Likewise.
13606 * tree-optimize.c (pass_all_optimizations): Likewise.
13608 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13610 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13611 an extra 'decl' for error_at.
13613 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13615 PR middle-end/40669
13616 * tree-tailcall.c (adjust_return_value_with_ops,
13617 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13618 if it has complex or vector type.
13620 2009-07-07 Olivier Hainque <hainque@adacore.com>
13622 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13625 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13627 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13629 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13631 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13632 * c-decl.c: Likewise.
13633 * function.c: Likewise.
13634 * varasm.c: Likewise.
13635 * tree-ssa.c: Likewise.
13636 * c-common.c: Likewise.
13637 * tree-cfg.c: Likewise.
13638 * config/spu/spu.c: Likewise.
13639 * config/ia64/ia64.c: Likewise.
13640 * config/v850/v850.c: Likewise.
13642 2009-07-06 DJ Delorie <dj@redhat.com>
13644 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13645 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13646 unspecified accesses to control registers.
13647 * config/mep/intrinsics.md: Regenerate.
13648 * config/mep/intrinsics.h: Regenerate.
13649 * config/mep/mep-intrin.h: Regenerate.
13651 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13653 * c-lex.c: Replace %H by an explicit location. Update all calls.
13654 * c-common.c: Likewise.
13655 * c-decl.c: Likewise.
13656 * c-typeck.c: Likewise.
13657 * fold-const.c: Likewise.
13658 * gimplify.c: Likewise.
13659 * stmt.c: Likewise.
13660 * tree-cfg.c: Likewise.
13661 * tree-ssa-loop-niter.c: Likewise.
13662 * tree-vrp.c: Likewise.
13663 * value-prof.c: Likewise.
13665 2009-07-06 Diego Novillo <dnovillo@google.com>
13667 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13668 if it has one. Handle cases where VAR does not have an
13669 annotation or cfun is NULL.
13671 2009-07-06 Diego Novillo <dnovillo@google.com>
13673 * tree.c: Include debug.h.
13674 (initialize_tree_contains_struct): New.
13675 (init_ttree): Call it.
13676 (tree_node_structure_for_code): Factor out of ...
13677 (tree_node_structure): ... here.
13678 * treestruct.def (TS_PHI_NODE): Remove.
13679 (TS_GIMPLE_STATEMENT): Remove.
13681 2009-07-06 Diego Novillo <dnovillo@google.com>
13683 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13684 (debug_tree_chain): Handle cycles.
13686 2009-07-06 Nick Clifton <nickc@redhat.com>
13687 DJ Delorie <dj@redhat.com>
13689 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13690 __FMOVD_ENABLED__ is defined.
13692 (TARGET_FMOVD): Provide a default definition.
13693 (MASK_FMOVD): Likewise.
13694 (TARGET_CPU_CPP_BUILTINS): Define
13695 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13696 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13697 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13698 (split for DF load from memory into register): Also handle
13699 MEMs which consist of REG+DISP addressing.
13700 (split for DF store from register to memory): Likewise.
13701 (movsf_ie): Always use single fp_mode.
13702 * config/sh/sh.c (sh_override_options): Do not automatically
13703 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13704 that to the -mfmovd command line switch.
13705 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13706 (fldi_ok): Always allow.
13707 * config/sh/sh.opt (mfmovd): Remove this switch.
13708 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13710 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13711 Kaz Kojima <kkojima@gcc.gnu.org>
13713 PR rtl-optimization/30807
13714 * postreload.c (reload_combine): For every new use of REG_SUM,
13715 record the use of BASE.
13717 2009-07-06 Jan Hubicka <jh@suse.cz>
13719 * params.def: Revert my accidental commit at 2009-06-30.
13721 2009-07-04 Ian Lance Taylor <iant@google.com>
13724 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13726 (mingw_format_attribute_overrides): Likewise.
13728 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13731 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13732 don't check cfa.reg. Instead of cfa.indirect use
13733 fde && fde->drap_reg != INVALID_REGNUM test.
13735 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13737 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13739 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13742 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13744 2009-07-03 Richard Guenther <rguenther@suse.de>
13746 PR tree-optimization/40640
13747 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13750 2009-07-03 Jan Hubicka <jh@suse.cz>
13752 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13753 for size, reduce amount of inlining.
13755 2009-07-03 Richard Guenther <rguenther@suse.de>
13757 PR middle-end/34163
13758 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13759 if t +- x is known to not overflow and the conversion widens the
13761 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13763 2009-07-03 Jan Hubicka <jh@suse.cz>
13765 * ipa-pure-const.c (analyze): Update loop optimizer init.
13766 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13767 try_remove_empty_loop, remove_empty_loops): Remove.
13768 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13769 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13770 to mark regular loops as neccesary.
13771 (degenerate_phi_p): New function.
13772 (propagate_necessity, remove_dead_phis): Use it.
13773 (forward_edge_to_pdom): Likewise.
13774 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13775 virtual PHI nodes that became unreachable.
13776 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13777 * tree-flow.h (remove_empty_loops): Remove.
13778 * passes.c (init_optimization_passes): Remove.
13780 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13782 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13783 can_create_pseudo_p.
13784 (*fix_trunc<mode>_i387_1): Ditto.
13785 (*floathi<mode>2_1): Ditto.
13786 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13787 (*fistdi2_1): Ditto.
13788 (*fist<mode>2_1): Ditto.
13789 (frndintxf2_floor): Ditto.
13790 (*fist<mode>2_floor_1): Ditto.
13791 (frndintxf2_ceil): Ditto.
13792 (*fist<mode>2_ceil_1): Ditto.
13793 (frndintxf2_trunc): Ditto.
13794 (frndintxf2_mask_pm): Ditto.
13795 (fxam<mode>2_i387_with_temp): Ditto.
13796 * config/i386/sse.md (mulv16qi3): Ditto.
13797 (*sse2_mulv4si3): Ditto.
13799 (sse4_2_pcmpestr): Ditto.
13800 (sse4_2_pcmpistr): Ditto.
13802 2009-07-03 Jan Hubicka <jh@suse.cz>
13804 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13805 (mark_stmt_necessary): Set it.
13806 (mark_operand_necessary): Set it.
13807 (mark_control_dependent_edges_necessary): Set it.
13808 (mark_virtual_phi_result_for_renaming): New function.
13809 (get_live_post_dom): New function.
13810 (forward_edge_to_pdom): New function.
13811 (remove_dead_stmt): Fix handling of control dependences.
13812 (tree_dce_init): Init new bitmap.
13813 (tree_dce_done): Free it.
13815 2009-07-02 Richard Guenther <rguenther@suse.de>
13818 * tree-ssa-structalias.c (new_var_info): Initialize
13821 2009-07-02 Jan Hubicka <jh@suse.cz>
13823 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13826 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13828 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13829 instead of recomputing it. Adjust calls.
13830 (emit_store_flag): Adjust recursive calls.
13832 2009-07-02 Richard Guenther <rguenther@suse.de>
13834 * tree-ssa-live.c (remove_unused_locals): Do not remove
13836 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13837 of DECL_EXTERNAL for HEAP variables.
13838 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13839 HEAP variables. Do not adjust RESTRICT vars.
13840 (find_what_var_points_to): Nobody cares if something
13841 points to READONLY.
13843 2009-07-02 Ben Elliston <bje@au.ibm.com>
13845 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13846 pc_low and pc_high declarations to the top of the function.
13848 2009-07-01 DJ Delorie <dj@redhat.com>
13850 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13851 registers as fixed.
13852 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13853 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13854 unspecified accesses to control registers.
13855 * config/mep/intrinsics.md: Regenerate.
13856 * config/mep/intrinsics.h: Regenerate.
13857 * config/mep/mep-intrin.h: Regenerate.
13859 2009-07-01 Anthony Green <green@moxielogic.com>
13861 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13862 instruction when possible.
13863 (moxie_expand_prologue): Ditto. Also, save an instruction and
13864 some complexity by popping off of $r12 instead of $sp.
13865 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13868 2009-07-01 Richard Henderson <rth@redhat.com>
13871 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13872 contained no insns, reposition note before last insn.
13874 2009-07-01 Richard Henderson <rth@redhat.com>
13877 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13878 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13880 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13883 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13884 darwin9 for printing reg addresses with %y.
13886 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13888 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13889 truncation from operands in binary operations.
13891 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13894 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13895 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13896 subreg of op0 to the original op0.
13898 * expmed.c (store_bit_field_1): Use a temporary as the destination
13899 instead of a paradoxical subreg when we need to truncate the result.
13901 2009-07-01 DJ Delorie <dj@redhat.com>
13903 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13904 names to VLIW variants.
13905 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13906 * config/mep/intrinsics.md: Regenerate.
13907 * config/mep/intrinsics.h: Regenerate.
13908 * config/mep/mep-intrin.h: Regenerate.
13910 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13913 * jump.c (returnjump_p): Revert last patch.
13914 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13916 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13919 * pa.md (casesi32p): Use jump table label to determine the offset
13921 (casesi64p): Likewise.
13923 * pa.c (forward_branch_p): Return bool type. Use instruction
13924 addresses when available. Assert that INSN has a jump label.
13925 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13928 2009-07-01 Richard Guenther <rguenther@suse.de>
13930 PR tree-optimization/19831
13931 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13932 that only act as barriers do not make any previous stores necessary.
13933 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13934 HEAP variables global, do not add a constraint from nonlocal.
13935 (find_func_aliases): Handle escapes through return statements.
13936 (compute_points_to_sets): Make escaped HEAP variables global.
13938 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13941 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13942 after reducing a DImode cstore to SImode.
13944 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13946 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13947 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13949 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13951 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13952 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13954 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13955 and umod_optab if TARGET_BSD_DIVMOD.
13956 * config/vax/lib1funcs.asm: New file.
13957 * config/vax/t-linux: New file.
13958 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13960 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13963 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13964 to type arguments that have void type.
13967 * dwarf2out.c (gen_formal_parameter_die): Call
13968 equate_decl_number_to_die if node is different from origin.
13970 2009-06-30 Anthony Green <green@moxielogic.com>
13972 Clean up moxie port for --enable-build-with-cxx.
13973 * config/moxie/moxie.c (moxie_function_value): First two
13974 parameters are const_tree, not tree.
13975 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13976 (REG_CLASS_NAMES): Ditto.
13977 (REGNO_REG_CLASS): Ditto.
13978 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13979 (moxie_function_value): Fix constyness of arguments.
13981 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13983 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13984 finalize_size_functions before further processing.
13985 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13986 (variable_size): Call self_referential_size on size expressions
13987 that contain a PLACEHOLDER_EXPR.
13988 (size_functions): New static variable.
13989 (copy_self_referential_tree_r): New static function.
13990 (self_referential_size): Likewise.
13991 (finalize_size_functions): New global function.
13992 * tree.c: Include tree-inline.h.
13993 (push_without_duplicates): New static function.
13994 (find_placeholder_in_expr): New global function.
13995 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13997 <tcc_expression>: Likewise.
13998 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13999 the call in the expression.
14000 * tree.h (finalize_size_functions): Declare.
14001 (find_placeholder_in_expr): Likewise.
14002 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14003 (substitute_placeholder_in_expr): Update comment.
14004 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14006 (copy_tree_body_r): Likewise.
14007 (copy_tree_body): New static function.
14008 (maybe_inline_call_in_expr): New global function.
14009 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14010 (maybe_inline_call_in_expr): Declare.
14011 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14012 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14015 2009-06-30 Richard Guenther <rguenther@suse.de>
14017 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14019 (propagate_necessity): Do not mark reaching defs of stores
14022 2009-06-30 Jan Hubicka <jh@suse.cz>
14024 * cfgloopanal.c (check_irred): Move into ...
14025 (mark_irreducible_loops): ... here; return true if ireducible
14027 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14028 (analyze_function): Try to prove loop finiteness.
14029 * cfgloop.h (mark_irreducible_loops): Update prototype.
14030 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14032 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14034 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14036 2009-06-30 Ira Rosen <irar@il.ibm.com>
14038 PR tree-optimization/40542
14039 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14042 2009-06-30 Martin Jambor <mjambor@suse.cz>
14044 PR tree-optimization/40582
14045 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14046 than useless_type_conversion_p.
14047 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14050 2009-06-30 Martin Jambor <mjambor@suse.cz>
14052 PR middle-end/40554
14053 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14055 2009-06-30 Richard Guenther <rguenther@suse.de>
14057 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14058 use ao_ref references.
14059 (walk_aliased_vdefs): Likewise.
14060 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14061 * tree-ssa-dce.c (struct ref_data): Remove.
14062 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14063 (mark_aliased_reaching_defs_necessary): Adjust.
14064 (mark_all_reaching_defs_necessary_1): Likewise.
14066 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14069 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14070 (emit_store_flag_1): Extract from emit_store_flag, adjust
14071 calls to (what now is) emit_cstore.
14072 (emit_store_flag): Call emit_store_flag_1 and also use it
14073 for what used to be recursive calls.
14075 2009-06-30 Wei Guozhi <carrot@google.com>
14078 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14079 if the target bb post dominates from bb.
14080 * config/i386/i386.c (memory_address_length): Check existence of base
14081 register before using it.
14083 2009-06-30 Nick Clifton <nickc@redhat.com>
14084 DJ Delorie <dj@redhat.com>
14086 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14087 __FMOVD_ENABLED__ is defined.
14089 (TARGET_FMOVD): Provide a default definition.
14090 (MASK_FMOVD): Likewise.
14091 (TARGET_CPU_CPP_BUILTINS): Define
14092 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14093 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14094 two fmov instructions depending upon whether TARGET_FMOVD is
14096 (split for DF load from memory into register): Also handle
14097 MEMs which consist of REG+DISP addressing.
14098 (split for DF store from register to memory): Likewise.
14099 * config/sh/sh.opt (mfmovd): Remove this switch.
14100 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14101 * config/sh/sh.c (sh_override_options): Do not automatically
14102 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14103 that to the -mfmovd command line switch.
14105 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14107 (fldi_ok): Always allow.
14108 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14110 2009-06-29 DJ Delorie <dj@redhat.com>
14112 * doc/install.texi (mep-x-elf): Correct chip's full name.
14114 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14116 * doc/extend.texi: Fix typo.
14118 2009-06-29 Tom Tromey <tromey@redhat.com>
14120 * dwarf2.h: Remove.
14121 * Makefile.in (DWARF2_H): New variable.
14122 (except.o): Use it.
14123 (dwarf2out.o): Likewise.
14124 (dwarf2asm.o): Likewise.
14125 * config/i386/t-i386: Use DWARF2_H.
14126 * except.c: Include elf/dwarf2.h.
14127 * unwind-dw2.c: Include elf/dwarf2.h.
14128 * dwarf2out.c: Include elf/dwarf2.h.
14129 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14130 <dtprel>: New field.
14131 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14132 (size_of_loc_descr): Likewise.
14133 (output_loc_operands_raw): Likewise.
14134 (output_loc_operands): Handle new dtprel field.
14135 (loc_checksum): Update.
14136 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14137 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14138 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14139 * dwarf2asm.c: Include elf/dwarf2.h.
14140 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14141 * config/mmix/mmix.c: Include elf/dwarf2.h.
14142 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14143 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14144 * config/sh/sh.c: Include elf/dwarf2.h.
14145 * config/i386/i386.c: Include elf/dwarf2.h.
14147 2009-06-29 DJ Delorie <dj@redhat.com>
14149 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14151 * doc/extend.texi: Add MeP attributes and pragmas.
14152 * doc/invoke.text: Add MeP Options.
14153 * doc/contrib.texi: Add MeP contribution.
14154 * doc/md.texi: Add MeP constraints.
14155 * doc/install.texi: Add MeP target.
14157 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14159 * target.h (struct gcc_target): Add frame_pointer_required field.
14160 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14161 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14162 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14164 * reload1.c (update_eliminables): (Ditto.).
14165 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14166 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14167 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14169 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14171 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14172 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14173 (arm_frame_pointer_required): New function.
14175 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14176 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14177 (avr_frame_pointer_required_p): Declare as static.
14178 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14180 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14181 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14182 (bfin_frame_pointer_required): Make as static, change return type
14184 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14186 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14187 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14188 (cris_frame_pointer_required): New function.
14190 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14192 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14193 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14194 (fr30_frame_pointer_required): New function.
14196 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14197 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14198 (frv_frame_pointer_required): Make as static, change return type
14200 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14202 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14203 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14204 (ix86_frame_pointer_required): Make as static, change return type to
14206 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14208 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14209 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14211 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14213 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14215 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14217 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14218 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14219 (mips_frame_pointer_required): Make as static.
14220 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14222 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14223 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14224 (mmix_frame_pointer_required): Mew function.
14226 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14227 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14229 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14231 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14233 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14235 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14236 (CAN_ELIMINATE): Redefine.
14237 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14238 (sparc_frame_pointer_required): New function.
14239 (sparc_can_eliminate): New function.
14240 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14242 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14243 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14245 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14246 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14247 (xtensa_frame_pointer_required): Make as static, change return type
14249 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14252 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14254 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14255 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14256 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14257 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14258 (register_callback): Handle PLUGIN_START_UNIT.
14259 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14261 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14263 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14265 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14266 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14268 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14270 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14273 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14275 * doc/extend.texi (Additional Floating Types): __float128 is also
14276 supported on i386 targets.
14278 2009-06-29 Richard Guenther <rguenther@suse.de>
14280 PR middle-end/14187
14281 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14283 (pt_solutions_same_restrict_base): Declare.
14284 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14286 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14287 (make_constraint_from, make_copy_constraint): Move earlier.
14288 (make_constraint_from_heapvar): New function.
14289 (make_constraint_from_restrict): Likewise.
14290 (handle_lhs_call): Use it.
14291 (find_func_aliases): Use it to track conversions to restrict
14292 qualified pointers.
14293 (struct fieldoff): Add only_restrict_pointers flag.
14294 (push_fields_onto_fieldstack): Initialize it.
14295 (create_variable_info_for): Track global restrict qualified pointers.
14296 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14297 Track restrict qualified pointer arguments.
14298 (set_uids_in_ptset): Use varinfo is_global_var flag.
14299 (find_what_var_points_to): Set the vars_contains_restrict flag.
14300 Always create the points-to solution for sets including restrict tags.
14301 (pt_solutions_same_restrict_base): New function.
14302 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14303 qualified pointers use pt_solutions_same_restrict_base as
14304 additional source for disambiguation.
14306 2009-06-29 Richard Guenther <rguenther@suse.de>
14308 PR middle-end/38212
14309 * alias.c (find_base_decl): Remove.
14310 (get_deref_alias_set_1): Remove restrict handling.
14311 * c-common.c (c_apply_type_quals_to_decl): Do not set
14312 DECL_POINTER_ALIAS_SET.
14313 * gimplify.c (find_single_pointer_decl_1): Remove.
14314 (find_single_pointer_decl): Likewise.
14315 (internal_get_tmp_var): Remove restrict handling.
14316 (gimple_regimplify_operands): Likewise.
14317 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14318 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14319 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14320 * tree.c (restrict_base_for_decl): Remove.
14321 (init_ttree): Do not allocate it.
14322 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14323 LABEL_DECL_UID for label decls.
14324 (copy_node_stat): Do not copy restrict information.
14325 (decl_restrict_base_lookup): Remove.
14326 (decl_restrict_base_insert): Likewise.
14327 (print_restrict_base_statistics): Likewise.
14328 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14329 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14330 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14331 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14332 (LABEL_DECL_UID): Adjust.
14333 (DECL_BASED_ON_RESTRICT_P): Remove.
14334 (DECL_GET_RESTRICT_BASE): Likewise.
14335 (SET_DECL_RESTRICT_BASE): Likewise.
14336 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14338 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14339 instead of DECL_POINTER_ALIAS_SET.
14340 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14341 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14342 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14344 2009-06-29 Richard Guenther <rguenther@suse.de>
14346 PR tree-optimization/40579
14347 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14348 the IL to simplify has constants that overflowed.
14350 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14352 PR tree-optimization/40550
14353 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14354 vector_compute_type only when the size of vector_compute_type is
14355 less than the size of type.
14357 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14359 * fold-const.c (contains_label_1): Fix comments.
14360 (contains_label_p): Do not walk trees multiple time.
14362 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14364 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14365 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14366 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14367 ix86_fp_comparison_operator.
14368 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14369 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14370 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14371 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14372 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14373 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14374 (related splits): Change predicate to ix86_fp_comparison_operator.
14375 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14376 instead of ix86_fp_comparison_codes.
14377 (ix86_trivial_fp_comparison_operator,
14378 ix86_fp_comparison_operator): New.
14379 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14380 (ix86_expand_compare): Eliminate last two parameters.
14381 (ix86_fp_jump_nontrivial_p): Kill.
14382 * config/i386/i386.c (put_condition_code): Eliminate call to
14383 ix86_fp_comparison_codes and subsequent assertion.
14384 (ix86_fp_comparison_codes): Eliminate.
14385 (ix86_fp_swap_condition): New.
14386 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14387 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14388 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14389 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14390 and ix86_fp_swap_condition.
14391 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14392 Use ix86_fp_comparison_strategy.
14393 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14394 (ix86_fp_jump_nontrivial_p): Eliminate.
14395 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14396 call to ix86_expand_compare.
14397 (ix86_split_fp_branch, ix86_expand_setcc,
14398 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14399 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14401 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14403 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14404 related to jump_clobbers.
14405 * config/arm/arm.md (conds): Remove jump_clob case.
14406 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14407 splits): Change comparison_operator to arm_comparison_operator.
14408 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14411 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14413 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14414 condition for floating point modes.
14415 * expmed.c (emit_store_flag_1): Move here a bigger part
14416 of emit_store_flag.
14417 (emit_store_flag): Try swapping the condition for floating point
14419 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14421 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14423 * expr.c (expand_expr_real_1): Just use do_store_flag.
14424 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14425 emit_store_flag_force.
14426 * expmed.c (emit_store_flag_force): Copy here trick
14427 previously in expand_expr_real_1. Try reversing the comparison.
14428 (emit_store_flag_1): Work if target is NULL.
14429 (emit_store_flag): Work if target is NULL, using the result mode
14430 from the comparison. Use split_comparison, restructure final part
14431 to simplify conditionals.
14433 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14435 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14436 * dojump.c (do_jump): Change handling of floating-point
14437 ops to use just do_compare_and_jump.
14438 (split_comparison): New.
14439 (do_compare_rtx_and_jump): Add here logic coming previously
14440 in do_jump, using split_comparison.
14442 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14445 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14447 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14449 * tree-ssa-alias.c: Fix unintentional commit.
14451 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14453 * passes.c (execute_one_pass): Fix unintentional commit.
14455 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14457 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14458 (df_rd_local_compute, df_md_local_compute): Inline them.
14460 (df_md_scratch): New.
14461 (df_md_alloc, df_md_free): Allocate/free it.
14462 (df_md_local_compute): Only include live registers in init.
14463 (df_md_transfer_function): Prune the in-set computed by
14464 the confluence function, and the gen-set too.
14466 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14468 PR rtl-optimization/26854
14469 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14470 * df-problems.c (df_rd_add_problem): Fix comment.
14471 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14472 df_md_simulate_artificial_defs_at_top,
14473 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14474 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14475 df_md_transfer_function, df_md_init, df_md_confluence_0,
14476 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14477 problem_MD, df_md_add_problem): New.
14478 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14479 df_md_get_bb_info): New.
14480 (DF_LAST_PROBLEM_PLUS1): Adjust.
14482 * Makefile.in (fwprop.o): Include domwalk.h.
14483 * fwprop.c: Include domwalk.h.
14484 (reg_defs, reg_defs_stack): New.
14485 (bitmap_only_bit_between): Remove.
14486 (process_defs): New.
14487 (process_uses): Use reg_defs and local_md instead of
14488 bitmap_only_bit_between and local_rd.
14489 (single_def_use_enter_block): New, from build_single_def_use_links.
14490 (single_def_use_leave_block): New.
14491 (build_single_def_use_links): Remove code moved to
14492 single_def_use_enter_block, invoke domwalk.
14493 (use_killed_between): Adjust comment.
14495 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14497 * bitmap.h (bitmap_ior_and_into): New.
14498 * bitmap.c (bitmap_ior_and_into): New.
14500 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14502 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14503 before_dom_children_before_stmts and after_dom_children_after_stmts.
14504 Rename the two remaining callbacks to just before_dom_children and
14505 after_dom_children. Remove other GIMPLE statement walking bits.
14506 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14507 * graphite.c: Do not include domwalk.h.
14508 * tree-into-ssa.c (interesting_blocks): New global.
14509 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14510 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14511 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14512 now that they're not domwalk callbacks.
14513 (rewrite_initialize_block): Rename to...
14514 (rewrite_enter_block): ... this, place after called functions. Test
14515 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14516 (rewrite_finalize_block): Rename to...
14517 (rewrite_leave_block): ... this, place after called functions.
14518 (rewrite_update_init_block): Rename to...
14519 (rewrite_update_enter_block): ... this, place after called functions.
14520 Test interesting_blocks, call rewrite_update_stmt and
14521 rewrite_update_phi_arguments.
14522 (rewrite_update_fini_block): Rename to...
14523 (rewrite_leave_block): ... this, place after called functions.
14524 (rewrite_blocks): Remove last argument, simplify initialization of
14526 (mark_def_sites_initialize_block): Rename to...
14527 (mark_def_sites_block): ... this, call mark_def_sites.
14528 (mark_def_sites_blocks): Remove argument, simplify initialization of
14530 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14531 (update_ssa): Likewise.
14532 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14534 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14535 (dom_opt_initialize_block): Rename to...
14536 (dom_opt_enter_block): ... this, place after called functions. Walk
14537 statements here, inline propagate_to_outgoing_edges.
14538 (dom_opt_finalize_block): Rename to...
14539 (dom_opt_leave_block): ... this, place after called functions.
14540 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14542 (dse_enter_block, dse_record_phi): New.
14543 (dse_record_phis): Delete.
14544 (dse_finalize_block): Rename to...
14545 (dse_leave_block): ... this.
14546 (tree_ssa_dse): Simplify initialization of walk_data.
14547 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14548 Adjust initialization of walk_data.
14549 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14550 * tree-ssa-loop-phiopt.c (get_non_trapping):
14551 Adjust initialization of walk_data.
14552 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14553 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14554 it's not a domwalk callback.
14555 (uncprop_initialize_block): Rename to...
14556 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14557 (dse_finalize_block): Rename to...
14558 (dse_leave_block): ... this.
14559 (tree_ssa_uncprop): Simplify initialization of walk_data.
14560 * Makefile.in: Adjust dependencies.
14562 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14564 * arm.md (casesi): Fix test for Thumb1.
14565 (thumb1_casesi_internal_pic): Likewise.
14566 (thumb1_casesi_dispatch): Likewise.
14568 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14570 * config/arm/arm-cores.def: Added core cortex-m0.
14571 * config/arm/arm-tune.md: Regenerated.
14572 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14574 2009-06-26 DJ Delorie <dj@redhat.com>
14576 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14578 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14579 the scheduler doesn't tag jump insns.
14581 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14583 * c-decl.c (merge_decls): Re-indent.
14585 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14588 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14589 Special-case decimal float constants.
14591 2009-06-26 Richard Henderson <rth@redhat.com>
14593 * function.h (struct function): Add cannot_be_copied_reason,
14594 and cannot_be_copied_set.
14595 * tree-inline.c (has_label_address_in_static_1): Rename from
14596 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14597 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14598 don't set inline_forbidden_reason.
14599 (copy_forbidden): New function, split out of inline_forbidden_p.
14600 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14601 (inline_forbidden_p): Use copy_forbidden.
14602 (tree_versionable_function_p): Likewise.
14603 (inlinable_function_p): Merge into tree_inlinable_function_p.
14604 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14605 * ipa-cp.c (ipcp_versionable_function_p): New function.
14606 (ipcp_cloning_candidate_p): Use it.
14607 (ipcp_node_modifiable_p): Likewise.
14609 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14611 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14612 that is marked not to be inlined. Remove flag_mudflap use.
14613 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14614 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14616 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14619 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14620 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14622 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14624 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14626 (__mingwthr_remove_key_dtor): Likewise.
14628 2009-06-26 Richard Guenther <rguenther@suse.de>
14630 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14632 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14634 PR middle-end/40525
14635 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14636 try the non-cond_exec path also.
14638 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14641 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14642 (output_cbranch): Use new functions.
14643 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14646 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14647 Pat Haugen <pthaugen@us.ibm.com>
14648 Revital Eres <ERES@il.ibm.com>
14650 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14651 for %c error. Add %x support to print VSX registers as a unified
14652 register set, instead of separate float and altivec registers.
14653 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14654 %y case, and add support for VSX pre-modify addresses.
14655 (output_toc): Add assert for CONST containing an integer constant
14657 (rs6000_adjust_cost): Add POWER7 support.
14658 (insn_must_be_first_in_group): Ditto.
14659 (insn_must_be_last_in_group): Ditto.
14660 (rs6000_emit_popcount): Ditto.
14661 (rs6000_vector_mode_supported_p): Ditto.
14663 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14664 Change some of the functions called by macros to being called
14665 through a pointer, so debug functions can be inserted if
14666 -mdebug=addr or -mdebug=cost.
14667 (rs6000_preferred_reload_class_ptr): Ditto.
14668 (rs6000_secondary_reload_class_ptr): Ditto.
14669 (rs6000_secondary_memory_needed_ptr): Ditto.
14670 (rs6000_cannot_change_mode_class_ptr): Ditto.
14671 (rs6000_secondary_reload_inner): Ditto.
14672 (rs6000_legitimize_reload_address): Ditto.
14673 (rs6000_legitimize_reload_address_ptr): Ditto.
14674 (rs6000_mode_dependent_address): Ditto.
14675 (rs6000_mode_dependent_address_ptr): Ditto.
14677 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14678 function to return true if the mode allows reg + integer
14680 (virtual_stack_registers_memory_p): New function to return true if
14681 the address refers to a virtual stack register.
14682 (rs6000_legitimate_offset_address_p): Move code to say whether a
14683 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14685 (rs6000_legitimate_address_p): Add checks for modes that only can
14686 do reg+reg addressing. Start adding VSX support.
14687 (rs6000_legitimize_reload_address): Ditto.
14688 (rs6000_legitimize_address): Ditto.
14689 (rs6000_debug_legitimate_address_p): New debug functions for
14690 -mdebug=addr and -mdebug=cost.
14691 (rs6000_debug_rtx_costs): Ditto.
14692 (rs6000_debug_address_costs): Ditto.
14693 (rs6000_debug_adjust_cost): Ditto.
14694 (rs6000_debug_legitimize_address): Ditto.
14695 (rs6000_legitimize_reload_address_ptr): Point to call normal
14696 function or debug function. Make functions called via pointer
14698 (rs6000_mode_dependent_address_ptr): Ditto.
14699 (rs6000_secondary_reload_class_ptr): Ditto.
14700 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14701 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14702 into a friendlier error.
14703 (rs6000_init_builtins): Add initial VSX support.
14704 (rs6000_adjust_cost): Fix some spacing issues.
14706 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14707 (REG_CLASS_NAMES): Ditto.
14708 (REG_CLASS_CONTENTS): Ditto.
14709 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14710 pointer, to add -mdebug=addr support.
14711 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14712 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14713 -mdebug=addr support.
14714 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14715 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14716 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14718 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14720 (bswapsi*): Set attribute types for load/store. Add combiner
14721 patterns to eliminate zero extend on 64-bit.
14722 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14723 stdbrx if the hardware supports those instructions.
14725 2009-06-25 Ian Lance Taylor <iant@google.com>
14727 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14728 (Link Options): Document -static-libstdc++.
14730 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14733 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14734 DATA_ALIGNMENT instead.
14736 2009-06-25 Richard Guenther <rguenther@suse.de>
14738 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14739 indirect references against the callused/escaped solutions.
14740 (call_may_clobber_ref_p_1): Likewise.
14742 2009-06-25 Martin Jambor <mjambor@suse.cz>
14744 PR tree-optimization/40493
14745 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14746 (enum unscalarized_data_handling): New type.
14747 (handle_unscalarized_data_in_subtree): Return what has been done.
14748 (load_assign_lhs_subreplacements): Handle left flushes differently.
14749 (sra_modify_assign): Use unscalarized_data_handling, simplified
14750 condition determining whether to remove the statement.
14752 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14754 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14755 excerpt - @ should be doubled for texinfo.
14757 2009-06-24 Ian Lance Taylor <iant@google.com>
14759 * config/arc/arc.c: Include "df.h".
14760 (arc_attribute_table): Make static. Move higher in file.
14761 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14762 (output_shift): Initialize n later to avoid warning.
14763 * config/arm/arm.c (arm_attribute_table): Make static. Move
14765 * config/avr/avr.c (avr_attribute_table): Make static. Move
14767 (reg_class_tab): Change array type from int to enum reg_class.
14768 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14770 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14771 (lshrhi3_out): Likewise.
14772 (class_likely_spilled_p): Change return type to bool.
14773 (avr_rtx_costs): Use local code variable with enum type.
14774 * config/avr/avr.md (movmemhi): Use add_reg_note.
14775 (andhi3, andsi3): Don't use AS2 with "and".
14776 (iorhi3, iorsi3): Don't use AS2 with "or".
14777 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14778 * config/crx/crx.c: Include "df.h".
14779 (crx_attribute_table): Make static.
14780 * config/m32r/m32r.c: Include "df.h".
14781 (m32r_attribute_table): Make static. Move higher in file.
14782 (pop): Use add_reg_note.
14783 (block_move_call): Change 0 to LCT_NORMAL in function call.
14784 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14785 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14786 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14787 declare, not just when TREE_CODE is defined.
14788 * config/m68hc11/m68hc11.c: Include "expr.h".
14789 (m68hc11_attribute_table): Make static. Move higher in file.
14790 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14792 (m68hc11_register_indirect_p): Likewise.
14793 (m68hc11_function_arg_padding): Change return type to enum
14795 (emit_move_after_reload): Use add_reg_note.
14796 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14797 (m68hc11_split_logical): Likewise.
14798 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14800 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14801 to VOIDmode in function call.
14802 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14804 (m68hc11_split_logical): Update declaration.
14805 (m68hc11_function_arg_padding): Update declaration.
14806 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14807 to array of enum reg_class.
14808 (mcore_attribute_table): Make static. Move higher in file.
14809 (mcore_rtx_costs): Add cast to enum type.
14810 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14811 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14812 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14814 * config/sh/predicates.md (trapping_target_operand): Rename and to
14816 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14818 * config/spu/spu.c (spu_attribute_table): Make static. Move
14820 * config/v850/v850.c (v850_attribute_table): Make static. Move
14822 (v850_rtx_costs): Use local code with enum type.
14823 (expand_epilogue): Add cast.
14824 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14826 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14829 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14830 -m2a-single-only and -m2a-nofpu.
14831 * config/sh/sh.opt: Document m2a generates FPU code.
14833 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14835 * defaults.h (CAN_ELIMINATE): Provide default.
14836 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14837 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14838 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14839 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14840 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14841 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14842 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14843 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14844 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14845 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14847 2009-06-24 DJ Delorie <dj@redhat.com>
14849 * mep-ext-cop.cpu: Fix copyright notice.
14850 * mep-default: Fix copyright notice.
14851 * mep-core: Fix copyright notice.
14852 * mep: Fix copyright notice.
14853 * mep-ivc2: Fix copyright notice.
14854 * mep-c5: Fix copyright notice.
14856 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14858 * doc/contrib.texi (Contributors):
14860 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14862 PR middle-end/40501
14863 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14864 src and dst operands if necessary.
14866 2009-06-23 DJ Delorie <dj@redhat.com>
14869 * config.gcc: Add mep support.
14870 * recog.c: Resurrect validate_replace_rtx_subexp().
14871 * recog.h: Likewise.
14872 * config/mep/: Add new port:
14873 * config/mep/constraints.md: New file.
14874 * config/mep/default.h: New file.
14875 * config/mep/intrinsics.h: New file.
14876 * config/mep/intrinsics.md: New file.
14877 * config/mep/ivc2-template.h: New file.
14878 * config/mep/mep-c5.cpu: New file.
14879 * config/mep/mep-core.cpu: New file.
14880 * config/mep/mep-default.cpu: New file.
14881 * config/mep/mep-ext-cop.cpu: New file.
14882 * config/mep/mep-intrin.h: New file.
14883 * config/mep/mep-ivc2.cpu: New file.
14884 * config/mep/mep-lib1.asm: New file.
14885 * config/mep/mep-lib2.c: New file.
14886 * config/mep/mep-pragma.c: New file.
14887 * config/mep/mep-protos.h: New file.
14888 * config/mep/mep-tramp.c: New file.
14889 * config/mep/mep.c: New file.
14890 * config/mep/mep.cpu: New file.
14891 * config/mep/mep.h: New file.
14892 * config/mep/mep.md: New file.
14893 * config/mep/mep.opt: New file.
14894 * config/mep/predicates.md: New file.
14895 * config/mep/t-mep: New file.
14897 2009-06-23 Ian Lance Taylor <iant@google.com>
14899 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14900 from loose_warn into c_loose_warn and from strict_warn into
14901 c_strict_warn. Set and substitute warn_cxxflags. Check for
14902 --enable-build-with-cxx. Set and substitute
14903 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14904 * Makefile.in (CXXFLAGS): New variable.
14905 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14906 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14907 the default is the same as $(STRICT_WARN).
14908 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14909 (CXX): New variable.
14910 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14911 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14912 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14913 (HOST_LIBS): New variable.
14914 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14915 (ALL_CXXFLAGS): New variable.
14916 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14917 * doc/install.texi (Configuration): Document
14918 --enable-build-with-cxx, --with-stage1-ldflags,
14919 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14920 * configure: Rebuild.
14922 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14924 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14925 from previous commit.
14927 2009-06-23 Ian Lance Taylor <iant@google.com>
14929 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14931 2009-06-23 Ian Lance Taylor <iant@google.com>
14933 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14934 with ATTRIBUTE_UNUSED.
14936 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14937 Pat Haugen <pthaugen@us.ibm.com>
14938 Revital Eres <eres@il.ibm.com>
14940 * config.in (HAVE_AS_POPCNTD): Add default definition.
14941 (HAVE_AS_LWSYNC): Ditto.
14943 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14945 (gcc_cv_as_powerpc_cmpb): Ditto.
14946 (gcc_cv_as_powerpc_dfp): Ditto.
14947 (gcc_cv_as_powerpc_vsx): Ditto.
14948 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14949 supporting the popcntd/lwsync instructions.
14950 (gcc_cv_as_powerpc_lwsync): Ditto.
14951 * configure: Regenerate.
14953 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14954 -mcpu=native and -mcpu=power7.
14955 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14957 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14958 a variable instead of a mask to reduce the number of mask bits.
14959 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14960 (-mbit-word): Ditto.
14961 (-mregnames): Ditto.
14962 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14963 (-mfused-madd): Ditto.
14965 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14967 (-mvsx): New switch for VSX instructions.
14968 (-misel): Move from a variable to a mask to allow it to be set by
14971 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14972 function declaration to an array declaration.
14973 (rs6000_hard_regno_nregs): New external array declaration.
14975 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14976 files included by rs6000.md.
14978 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14979 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14981 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14983 (rs6000_debug_reg): New -mdebug= variables.
14984 (rs6000_debug_addr): Ditto.
14985 (rs6000_debug_cost): Ditto.
14986 (rs6000_pmode): New variable to hold Pmode.
14987 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14988 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14989 calculated at compiler start.
14990 (rs6000_hard_regno_nregs): Change function to an array which holds
14991 HARD_REGNO_NREGS calculated at compiler start.
14992 (rs6000_explicit_options): Delete isel field.
14993 (rs6000_vector_unit): New array to hold which vector unit
14994 supports arithmetic options for a given type.
14995 (rs6000_vector_mem): New array to hold which vector unit supports
14996 memory reference operations for a given type.
14997 (rs6000_vector_align): New array to given the alignment of each
14999 (power7_cost): New basic costs for power7.
15000 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15001 (rs6000_hard_regno_nregs_internal): New function, moved from
15002 HARD_REGNO_NREGS, to calculate the number of registers each hard
15003 register takes for each type.
15004 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15005 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15006 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15007 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15008 unit information here so it is calculated once at compiler startup
15010 (rs6000_override_options): Make -misel a target mask. Add more
15011 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15012 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15014 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15015 (rs6000_handle_option): Move -misel from variable to target mask.
15016 (rs6000_builtin_mask_for_load): Add VSX support.
15017 (rs6000_conditional_register_usage): Ditto.
15018 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15019 (function_arg_boundary): Ditto.
15020 (rs6000_expand_builtin): Ditto.
15021 (def_builtin): Make abort message a little friendlier.
15022 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15024 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15025 assembler support the popcntd instruction instead of a vsx
15026 instruction to enable power7 support.
15027 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15028 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15029 option to the assembler if -mcpu=native.
15030 (ASM_CPU_NATIVE_SPEC): Ditto.
15031 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15033 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15034 the lwsync instruction.
15035 (enum processor_type): Add PROCESSOR_POWER7.
15036 (rs6000_debug_reg): New -mdebug= options.
15037 (rs6000_debug_addr): Ditto.
15038 (rs6000_debug_cost): Ditto.
15039 (rs6000_isel): Delete.
15040 (enum rs6000_vector): New enum to say what vector unit we have.
15041 (VECTOR_UNIT_*): New macros to say which vector unit has
15042 arithmetic operations for a given type.
15043 (VECTOR_MEM_*): New macros to say which vector unit has memory
15044 operations for a given type.
15045 (TARGET_LDBRX): Whether the machine supports the ldbrx
15047 (TARGET_ISEL): Delete, -misel moved to be a mask.
15048 (TARGET_ISEL64): New macro for 64-bit isel support.
15049 (UNITS_PER_VSX_WORD): New macro.
15050 (POINTER_SIZE): Move to be an external variable, rather than
15051 calculating whether we are generating 32 ot 64-bit code.
15053 (STACK_BOUNDARY): Add VSX support.
15054 (LOCAL_ALIGNMENT): Ditto.
15055 (SLOW_UNALIGNED_ACCESS): Ditto.
15056 (VSX_REGNO_P): New macro for VSX support.
15057 (VFLOAT_REGNO_P): Ditto.
15058 (VINT_REGNO_P): Ditto.
15059 (VLOGICAL_REGNO_P): Ditto.
15060 (VSX_VECTOR_MODE): Ditto.
15061 (VSX_SCALAR_MODE): Ditto.
15063 (VSX_MOVE_MODE): Ditto.
15064 (VSX_REG_CLASS_P): Ditto.
15065 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15067 (UNITS_PER_SIMD_WORD): Add VSX support.
15068 (MODES_TIEABLE_P): Ditto.
15069 (STARTING_FRAME_OFFSET): Ditto.
15070 (STACK_DYNAMIC_OFFSET): Ditto.
15071 (EPILOGUE_USES): Ditto.
15072 (REGNO_REG_CLASS): Move to array lookup.
15073 (CLASS_MAX_NREGS): Ditto.
15074 (rs6000_vector_reg_class): Add declaration.
15075 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15076 overlap with the floating point and Altivec registers.
15078 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15080 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15081 give the appropriate asm switches if -mcpu=native.
15082 (host_detect_local_cpu): Add support for "asm".
15083 (host_detect_local_cpu): Follow GNU code guidelines for name.
15085 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15086 -mbit-word to a variable instead of being a target mask.
15088 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15089 emit the lwsync instruction instead of emitting the instruction as
15090 an integer constant.
15092 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15093 fixuns_trundfsi2, move expander into rs6000.md.
15095 * config/rs6000/rs6000.md (cpu): Add power7.
15096 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15097 (logical predicate patterns): Change the single instruction
15098 primitives that set CR0 to be fast_compare instead of compare.
15100 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15101 (popcntddi2): Ditto.
15102 (popcount<mode>): Ditto.
15103 (floating multiply/add insns): Name the floating point
15104 multiply/add insns.
15105 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15106 (isel_unsigned_<mode>): Ditto.
15107 (fixuns_trundfsi2): Move expander here from spe.md.
15108 (smindi3): Define if we have -misel on 64-bit systems.
15113 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15115 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15117 * config/avr/avr.c (avr_current_device): New variable.
15118 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15119 (avr_arch, mcu_type_s): Move to avr.h.
15120 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15121 default_data_section_start fields.
15122 (avr_arch): Moved from avr.c.
15123 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15124 library_name fields.
15125 (avr_current_device, avr_mcu_types, avr_arch_types,
15126 avr_device_to_arch, avr_device_to_data_start,
15127 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15128 (EXTRA_SPEC_FUNCTIONS): Define.
15129 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15130 options mapping. Use device_to_arch and device_to_data_start insted.
15131 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15132 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15133 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15134 * config/avr/driver-avr.c: New file.
15135 * config/avr/avr-devices.c: New file.
15137 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15139 * var-tracking.c (unshare_variable): Force initialized to
15140 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15141 (set_variable_part): Likewise.
15142 (struct variable_union_info): Remove pos_src field.
15143 (vui_vec, vui_allocated): New variables.
15144 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15145 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15146 == 1 use a simpler sorting algorithm. Compute pos field right
15147 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15148 Avoid quadratic comparison if !flag_var_tracking_uninit.
15149 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15150 unshare_variable unconditionally.
15151 (dataflow_set_different_2): Removed.
15152 (dataflow_set_different): Don't traverse second hash table.
15153 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15154 unconditionally to var_reg_set or var_mem_set.
15155 (emit_notes_in_bb): Likewise.
15156 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15158 (emit_note_insn_var_location): Don't set initialized to
15159 VAR_INIT_STATUS_INITIALIZED early.
15160 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15162 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15164 * tree-object-size.c (addr_object_size): Instead of checking
15165 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15166 are no FIELD_DECLs following it.
15168 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15170 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15171 order to match bswaps with signed source operands.
15173 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15175 * sdbout.c (sdbout_one_type): Fix braces in switch.
15177 2009-06-23 Richard Guenther <rguenther@suse.de>
15179 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15181 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15182 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15183 var_callused, callused_tree, var_storedanything, storedanything_tree,
15184 var_integer, integer_tree): Remove global variables.
15185 (new_var_info): Do not pass new id, append the new var to the
15186 global variable vector.
15187 (do_ds_constraint): Use is_global_var member of the variable-info.
15188 (new_scalar_tmp_constraint_exp): Adjust.
15189 (create_function_info_for): Likewise.
15190 (create_variable_info_for): Likewise.
15191 (find_what_var_points_to): Remove dead code.
15192 (init_base_vars): Simplify.
15193 (compute_points_to_sets): Adjust.
15195 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15197 * combine.c (try_combine): Dump information about the insns we're
15200 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15202 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15203 check when calling force_to_mode on TRUNCATE's operand.
15205 2009-06-22 Ian Lance Taylor <iant@google.com>
15207 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15209 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15211 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15213 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15215 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15216 override library linkage flags such as -static-libgcc or
15219 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15221 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15223 2009-06-22 Ian Lance Taylor <iant@google.com>
15225 * config/linux.opt: Put mglibc ahead of muclibc.
15227 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15228 for duplicate decls.
15230 2009-06-22 Matthias Klose <doko@ubuntu.com>
15232 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15234 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15237 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15238 instead of NULL if a parser error occurs.
15240 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15242 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15243 non-DWARF2_DEBUGGING_INFO version.
15245 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15247 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15248 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15250 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15251 (LIBGCC2_TF_CEXT): Define.
15254 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15257 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15259 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15261 * config/arm/arm.c (arm_override_options): Disable
15262 -mcaller-super-interworking and -mcallee-super-interworking.
15263 * doc/invoke.texi (ARM Options): Document this.
15265 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15267 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15268 * config/arm/constraints.md (j): New constraint for movw operands.
15269 (N): Remove thumb2 meaning.
15270 * config/arm/arm.md (*arm_movw): Delete.
15271 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15272 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15273 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15275 2009-06-22 Martin Jambor <mjambor@suse.cz>
15277 PR tree-optimization/40492
15278 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15279 build_ref_for_offset.
15281 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15283 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15284 JUMP_TABLE_DATA_P predicates where applicable.
15285 * auto-inc-dec.c: Ditto.
15286 * builtins.c: Ditto.
15287 * caller-save.c: Ditto.
15289 * cfgcleanup.c: Ditto.
15290 * cfglayout.c: Ditto.
15292 * combine.c: Ditto.
15293 * combine-stack-adj.c: Ditto.
15297 * df-scan.c: Ditto.
15299 * dwarf2asm.c: Ditto.
15300 * dwarf2out.c: Ditto.
15301 * emit-rtl.c: Ditto.
15307 * function.c: Ditto.
15310 * genpreds.c: Ditto.
15311 * genrecog.c: Ditto.
15313 * ira-costs.c: Ditto.
15314 * ira-lives.c: Ditto.
15316 * loop-iv.c: Ditto.
15317 * lower-subreg.c: Ditto.
15318 * modulo-sched.c: Ditto.
15320 * postreload.c: Ditto.
15321 * print-rtl.c: Ditto.
15323 * reginfo.c: Ditto.
15324 * regmove.c: Ditto.
15325 * reload1.c: Ditto.
15328 * rtlanal.c: Ditto.
15330 * sched-vis.c: Ditto.
15332 * sel-sched-ir.c: Ditto.
15333 * simplify-rtx.c: Ditto.
15334 * targhooks.c: Ditto.
15335 * var-tracking.c: Ditto.
15336 * vmsdbgout.c: Ditto.
15338 2009-06-22 Matthias Klose <doko@ubuntu.com>
15340 * Makefile.in (install-plugin): Always use DESTDIR.
15342 2009-06-22 Olivier Hainque <hainque@adacore.com>
15344 * config/pa/pa.c (output_call): Don't optimize post call jumps
15345 into return address adjustments if the call may throw.
15347 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15349 * arm.c (thumb1_output_casesi): New function.
15350 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15351 optimizing for size or PIC.
15352 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15353 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15354 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15355 (thumb1_casesi_internal_pic): New expand rule.
15356 (thumb1_casesi_dispatch): New pattern.
15357 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15359 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15360 in the text seciton when PIC or optimizing for size.
15361 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15362 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15363 preservation properties of code.
15364 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15365 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15366 (__gnu_thumb1_case_si): New function.
15367 * t-arm (LIB1ASMSRC): Define here.
15368 (LIB1ASMFUNCS): Add some common functions.
15369 * t-arm-elf (LIB1ASMSRC): Delete.
15370 (LIB1ASMFUNCS): Append to existing set.
15371 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15372 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15373 * t-symbian (LIB1ASMFUNCS): Likewise.
15374 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15375 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15377 2009-06-21 Richard Guenther <rguenther@suse.de>
15379 PR tree-optimization/38729
15380 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15381 to loops with a single exit if -fno-expensive-optimizations.
15383 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15385 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15386 (dataflow_set): Change vars type from htab_t to shared_hash.
15387 (shared_hash_pool, empty_shared_hash): New variables.
15388 (vars_clear): Removed.
15389 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15390 shared_hash_find_slot_unshare, shared_hash_find_slot,
15391 shared_hash_find_slot_noinsert, shared_hash_find): New
15393 (shared_hash_unshare, shared_hash_destroy): New functions.
15394 (unshare_variable): Unshare set->vars if shared, use
15396 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15397 (get_init_value, find_src_set_src, dump_dataflow_set,
15398 clobber_variable_part, emit_notes_for_differences): Use
15400 (dataflow_set_init): Remove second argument, set vars to
15401 empty_shared_hash instead of creating a new htab.
15402 (dataflow_set_clear): Call shared_hash_destroy and set vars
15403 to empty_shared_hash instead of calling vars_clear.
15404 (dataflow_set_copy): Don't call vars_copy, instead just share
15405 the src htab with dst.
15406 (variable_union): Use shared_hash_*, use initially NO_INSERT
15407 lookup if set->vars is shared. Don't keep slot cleared before
15408 calling unshare_variable. Unshare set->vars if needed.
15409 Even ->refcount == 1 vars must be unshared if set->vars is shared
15410 and var needs to be modified.
15411 (variable_canonicalize): New function.
15412 (dataflow_set_union): If dst->vars is empty, just share src->vars
15413 with dst->vars and traverse with variable_canonicalize to canonicalize
15414 and unshare what is needed.
15415 (dataflow_set_different): If old_set and new_set use the same shared
15416 htab, they aren't different. If number of htab elements is different,
15417 htabs are different. Use shared_hash_*.
15418 (dataflow_set_destroy): Call shared_hash_destroy instead of
15420 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15421 second argument to dataflow_set_init.
15422 (vt_initialize): Likewise. Initialize shared_hash_pool and
15423 empty_shared_hash, move bb in/out initialization afterwards.
15424 Use variable_htab_free instead of NULL as changed_variables del hook.
15425 (variable_was_changed): Change type of second argument to pointer to
15426 dataflow_set. When inserting var into changed_variables, bump
15427 refcount. Unshare set->vars if set is shared htab and slot needs to
15429 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15430 lookup if set->vars is shared. Unshare set->vars if needed.
15431 Even ->refcount == 1 vars must be unshared if set->vars is shared
15432 and var needs to be modified. Adjust variable_was_changed caller.
15433 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15434 vars must be unshared if set->vars is shared and var needs to be
15435 modified. Adjust variable_was_changed caller.
15436 (emit_note_insn_var_location): Don't pool_free var.
15437 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15439 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15440 free_alloc_pool on shared_hash_pool.
15442 2009-06-20 Anthony Green <green@moxielogic.com>
15444 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15445 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15447 2009-06-20 Richard Guenther <rguenther@suse.de>
15449 * tree-ssa-structalias.c (find_func_aliases): For memset use
15450 a constraint from NULL if we memset to zero.
15451 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15452 we explicitly handle that do not read from memory.
15453 (call_may_clobber_ref_p_1): Properly handle builtins that may
15456 2009-06-20 Richard Guenther <rguenther@suse.de>
15458 PR tree-optimization/40495
15459 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15460 (new_scalar_tmp_constraint_exp): New function.
15461 (process_constraint): Do not create temporary decls.
15462 (process_all_all_constraints): Likewise.
15463 (handle_const_call): Likewise.
15464 (create_function_info_for): Do not set decl.
15466 2009-06-19 Ian Lance Taylor <iant@google.com>
15468 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15469 (rs6000_attribute_table): Make static; move before use.
15471 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15473 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15474 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15475 Propagate the TREE_READONLY flag without overwriting it.
15476 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15477 Propagate the TREE_READONLY flag onto the result.
15478 (process_call_operands): Move around. Use correct constant value.
15480 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15483 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15484 * config/arm/arm.md: Likewise.
15486 2009-06-19 Ian Lance Taylor <iant@google.com>
15488 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15489 to GIMPLE_ERROR_MARK.
15491 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15492 op2_original_type parameters. Warn about using different enum types.
15493 * c-parser.c (c_parser_conditional_expression): Pass original
15494 types to build_conditional_expr.
15495 * c-tree.h (build_conditional_expr): Update declaration.
15497 2009-06-19 Ian Lance Taylor <iant@google.com>
15499 * config/i386/i386.c (ix86_function_specific_save): Test that
15500 fields match values, rather than testing the values are in a
15503 2009-06-19 Richard Guenther <rguenther@suse.de>
15505 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15506 ADDR_EXPR pointers.
15507 (ptr_derefs_may_alias_p): Likewise.
15508 (ptr_deref_may_alias_ref_p_1): New function.
15509 (ptr_deref_may_alias_ref_p): Likewise.
15510 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15511 covered by looking at the ESCAPED solution.
15512 (call_may_clobber_ref_p_1): Likewise.
15513 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15514 Handle NULL_TREE offset. Do not produce redundant constraints.
15515 (process_all_all_constraints): New helper function.
15516 (do_structure_copy): Use it.
15517 (handle_lhs_call): Likewise.
15518 (find_func_aliases): Handle some builtins with pointer arguments
15519 and/or return values explicitly.
15521 2009-06-19 Ian Lance Taylor <iant@google.com>
15523 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15525 2009-06-19 Ian Lance Taylor <iant@google.com>
15527 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15529 2009-06-19 Ian Lance Taylor <iant@google.com>
15531 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15532 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15535 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15536 uninitialized const.
15538 2009-06-19 Ian Lance Taylor <iant@google.com>
15540 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15543 * c-decl.c (in_struct, struct_types): Remove.
15544 (struct c_binding): Add in_struct field.
15545 (c_binding_ptr): Define type, along with VEC.
15546 (struct c_struct_parse_info): Define.
15547 (struct_parse_info): New static variable.
15548 (bind): Initialize in_struct field.
15549 (start_struct): Remove enclosing_in_struct and
15550 enclosing_struct_types parameters. Add
15551 enclosing_struct_parse_info parameter. Change all callers. Set
15552 struct_parse_info rather than in_struct and struct_types.
15553 (grokfield): If -Wc++-compat and there is a symbol binding for the
15554 field name, set the in_struct flag and push it on the
15555 struct_parse_info->fields vector.
15556 (warn_cxx_compat_finish_struct): New static function.
15557 (finish_struct): Remove enclosing_in_struct and
15558 enclosing_struct_types parameters. Add
15559 enclosing_struct_parse_info parameter. Change all callers. Don't
15560 set C_TYPE_DEFINED_IN_STRUCT here. Call
15561 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15562 parameter. Only push on struct_types if warn_cxx_compat.
15563 (finish_enum): Only push on struct_types if warn_cxx_compat.
15564 (declspecs_add_type): Add loc parameter. Change all callers.
15565 Change all error calls to error_at. Pass loc, not input_location,
15566 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15567 defined in a struct. If -Wc++-compat and parsing a struct, record
15568 that a typedef name was used.
15569 * c-parser.c (c_parser_declspecs): Get location to pass to
15570 declspecs_add_type.
15571 (c_parser_struct_or_union_specifier): Update calls to start_struct
15573 * c-tree.h (struct c_struct_parse_info): Declare.
15574 (finish_struct, start_struct): Update declarations.
15575 (declspecs_add_type): Update declaration.
15577 2009-06-19 Ian Lance Taylor <iant@google.com>
15579 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15580 variable with an anonymous type.
15582 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15584 * see.c: Remove for real.
15586 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15588 * optabs.h (enum optab_index): Add new OTI_significand.
15589 (significand_optab): Define corresponding macro.
15590 * optabs.c (init_optabs): Initialize significand_optab.
15591 * genopinit.c (optabs): Implement significand_optab using
15592 significand?f2 patterns.
15593 * builtins.c (expand_builtin_mathfn): Handle
15594 BUILT_IN_SIGNIFICAND{,F,L}.
15595 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15596 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15598 * config/i386/i386.md (significandxf2, significand<mode>2): New
15599 expanders to implement significandf, significand and significandl
15600 built-ins as inline x87 intrinsics.
15602 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15604 * config/avr/avr.c (avr_override_options): Remove setting value of
15605 PARAM_INLINE_CALL_COST.
15607 2009-06-18 Richard Henderson <rth@redhat.com>
15610 * tree-pass.h (TDF_ASMNAME): New.
15611 * tree-dump.c (dump_options): Add asmname.
15612 * doc/invoke.texi: Document it.
15614 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15615 (dump_decl_name): ...here.
15616 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15617 (dump_generic_node): Update dump_function_name calls.
15618 (print_call_name): New flags arg; update all dump calls.
15619 * diagnostic.h (print_call_name): Update.
15620 * gimple-pretty-print.c (dump_gimple_call): Update.
15622 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15625 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15627 2009-06-18 Diego Novillo <dnovillo@google.com>
15629 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15630 * plugin.c (str_license): Declare.
15631 (try_init_one_plugin): Assert that the symbol
15632 'plugin_is_GPL_compatible' exists.
15634 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15637 * Makefile.in (OBJS-common): Remove see.o.
15639 * common.opt (fsee): Mark as preserved for backward compatibility.
15640 * opts.c (common_handle_option): Add OPT_fsee to the backward
15641 compatibility section.
15642 * passes.c (init_optimization_passes, pass_see): Remove pass.
15643 * timevar.def (TV_SEE): Remove.
15644 * tree-pass.h (pass_see): Remove declaration.
15645 * doc/invoke.texi (-fsee): Remove documentation.
15647 2009-06-18 Martin Jambor <mjambor@suse.cz>
15649 * tree-sra.c: Include statistics.h
15650 (sra_stats): New variable.
15651 (sra_initialize): Clear sra_stats.
15652 (create_access_replacement): Increment sra_stats.replacements.
15653 (get_access_replacement): Do not return twice.
15654 (analyze_all_variable_accesses): Increment statistics counter by the
15655 number of scalarized aggregates.
15656 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15657 (sra_modify_expr): Increment sra_stats.exprs.
15658 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15659 (sra_modify_assign): Increment sra_stats.exprs,
15660 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15661 (perform_intra_sra): Update statistics counters.
15662 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15664 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15666 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15667 (arm_scalar_mode_supported_p): New function.
15669 2009-06-18 Paul Brook <paul@codesourcery.com>
15670 Sandra Loosemore <sandra@codesourcery.com>
15672 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15673 (__extendhfsf2, __truncsfhf2): Define.
15674 * config/arm/fp16.c: New file.
15675 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15676 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15678 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15680 * doc/extend.texi (Half-Precision): New section.
15681 * doc/invoke.texi (Option Summary): List -mfp16-format.
15682 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15683 * config/arm/arm.opt (mfp16-format=): New.
15684 * config/arm/arm.c: Include intl.h.
15685 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15686 (TARGET_INVALID_RETURN_TYPE): Redefine.
15687 (TARGET_PROMOTED_TYPE): Redefine.
15688 (TARGET_CONVERT_TO_TYPE): Redefine.
15689 (arm_fp16_format): Define.
15690 (all_fpus): Add entry for neon-fp16.
15691 (fp_model_for_fpu): Likewise.
15692 (struct fp16_format): Declare.
15693 (all_fp16_formats): Define.
15694 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15696 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15698 (arm_legitimate_index_p): Treat HFmode like HImode.
15699 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15700 (coproc_secondary_reload_class): Special-case HFmode.
15701 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15702 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15703 (arm_init_fp16_builtins): New.
15704 (arm_init_builtins): Call it.
15705 (arm_invalid_parameter_type): New.
15706 (arm_invalid_return_type): New.
15707 (arm_promoted_type): New.
15708 (arm_convert_to_type).
15709 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15711 (arm_emit_fp16_const): New function.
15712 (arm_mangle_type): Mangle __fp16 as "Dh".
15713 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15715 (TARGET_NEON_FP16): New.
15716 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15717 (enum fputype): Add FPUTYPE_NEON_FP16.
15718 (enum arm_fp16_format_type): Declare.
15719 (arm_fp16_format): Declare.
15720 (LARGEST_EXPONENT_IS_NORMAL): Define.
15721 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15722 * config/arm/arm-modes.def (HFmode): Define.
15723 * config/arm/vfp.md (*movhf_vfp): New.
15724 (extendhfsf2): New.
15726 * config/arm/arm.md (fpu): Add neon_fp16.
15727 (floatsihf2, floatdihf2): New.
15728 (fix_trunchfsi2, fix_trunchfdi2): New.
15730 (extendhfdf2): New.
15732 (*arm32_movhf): New.
15733 (*thumb1_movhf): New.
15734 (consttable_2): Add check for HFmode constants.
15735 (consttable_4): Handle HFmode constants.
15737 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15739 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15741 2009-06-17 Olivier Hainque <hainque@adacore.com>
15743 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15744 const char ** conversion in AIX specific section.
15746 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15748 * config/i386/i386.c (ix86_special_builtin_type): Remove
15749 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15750 (bdesc_special_args): Updated.
15751 (ix86_init_mmx_sse_builtins): Likewise.
15752 (ix86_expand_special_args_builtin): Likewise.
15754 2009-06-17 Richard Henderson <rth@redhat.com>
15756 * tree-pretty-print.c (maybe_dump_asm_name): New.
15757 (dump_decl_name): Use it.
15758 (PRINT_FUNCTION_NAME): Merge into...
15759 (dump_function_name): ... here. Use maybe_dump_asm_name.
15761 2009-06-17 Cary Coutant <ccoutant@google.com>
15763 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15765 * debug.c (struct gcc_debug_hooks): Change placeholder for
15767 (debug_nothing_int_charstar_int): Replaced by...
15768 (debug_nothing_int_charstar_int_bool): ...this.
15769 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15770 source_line prototype.
15771 (debug_nothing_int_charstar_int): Replaced by...
15772 (debug_nothing_int_charstar_int_bool): ...this.
15773 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15774 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15775 Output is_stmt operand when necessary.
15776 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15777 (notice_source_line): Add is_stmt parameter.
15778 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15779 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15781 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15782 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15784 2009-06-17 Ian Lance Taylor <iant@google.com>
15786 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15788 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15791 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15793 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15794 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15795 tree_strip_sign_nop_conversions and
15796 tree_ssa_strip_useless_type_conversions rather than stripping
15797 the operations here.
15798 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15800 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15801 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15802 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15803 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15806 2009-06-17 Michael Eager <eager@eagercon.com>
15808 * config/rs6000/constraints.md (register_constraint "d"): New.
15809 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15810 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15811 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15812 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15813 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15814 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15815 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15816 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15817 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15818 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15820 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15821 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15822 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15823 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15824 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15825 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15826 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15827 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15828 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15829 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15830 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15831 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15832 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15833 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15835 2009-06-16 Ian Lance Taylor <iant@google.com>
15837 * profile.c (total_num_never_executed): Don't define.
15838 (compute_branch_probabilities): Don't count or print
15839 num_never_executed.
15840 (init_branch_prob): Don't set total_num_never_executed.
15841 (end_branch_prob): Don't print total_num_never_executed.
15843 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15845 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15847 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15849 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15850 (nabstd2_fpr): Same.
15852 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15854 * expr.c (expand_assignment): Change complex type check.
15856 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15858 * doc/plugins.texi (Building GCC plugins): Added new section.
15860 2009-06-17 Ian Lance Taylor <iant@google.com>
15862 * c-pch.c (get_ident): Don't set size of templ array.
15863 (pch_init): Don't set size of partial_pch array.
15865 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15866 string constant to intialize an array whose size is the length of
15869 2009-06-17 Richard Guenther <rguenther@suse.de>
15871 PR tree-optimization/40389
15872 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15873 to addressable types.
15874 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15876 2009-06-17 Richard Guenther <rguenther@suse.de>
15878 PR middle-end/40460
15879 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15880 if there is no evolution of left in the loop bail out.
15881 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15882 chrec_fold_multiply.
15884 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15885 Janis Johnson <janis187@us.ibm.com>
15888 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15889 for the symbol ref of a constant that is the source of a move
15890 - nor for any other not-obvious-label-ref constants.
15892 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15894 * plugin.c (position_pass): Skip newly inserted pass during list
15895 traversal to avoid repeated insertion.
15897 2009-06-16 Ian Lance Taylor <iant@google.com>
15899 * vec.h (VEC_stack_alloc): Define different version if
15900 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15901 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15902 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15903 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15905 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15907 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15909 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15910 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15911 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15912 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15913 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15914 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15915 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15916 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15917 __builtin_ia32_rdtscp.
15918 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15919 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15920 and __builtin_ia32_rorhi.
15921 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15922 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15923 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15924 (ix86_expand_args_builtin): Likewise.
15925 (ix86_expand_special_args_builtin): Likewise.
15927 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15928 (UNSPECV_RDTSC): Likewise.
15929 (UNSPECV_RDPMC): Likewise.
15930 (*bsr): Renamed to ...
15932 (*bsr_rex64): Renamed to ...
15935 (*rdpmc): Likewise.
15936 (*rdpmc_rex64): Likewise.
15938 (*rdtsc): Likewise.
15939 (*rdtsc_rex64): Likewise.
15940 (rdtscp): Likewise.
15941 (*rdtscp): Likewise.
15942 (*rdtscp_rex64): Likewise.
15944 * config/i386/ia32intrin.h: New.
15946 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15948 2009-06-16 Ian Lance Taylor <iant@google.com>
15950 * ira-build.c (copy_info_to_removed_store_destinations):
15951 Initialize parent_a.
15953 2009-06-16 Ian Lance Taylor <iant@google.com>
15955 * c-decl.c (grokdeclarator): Change size_varies to bool.
15957 2009-06-16 Ian Lance Taylor <iant@google.com>
15959 * sel-sched.c: Make forward declarations of move_op_hooks and
15960 fur_hooks explicitly extern.
15962 2009-06-16 Ian Lance Taylor <iant@google.com>
15964 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15965 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15967 2009-06-16 Ian Lance Taylor <iant@google.com>
15969 * resource.c (mark_referenced_resources): Change
15970 include_delayed_effects parameter to bool. Change all callers.
15971 (mark_end_of_function_resources): Likewise.
15972 * reorg.c (insn_references_resource_p): Likewise.
15973 (insn_sets_resource_p): Likewise.
15974 * resource.h (mark_referenced_resources): Update declaration.
15975 (mark_end_of_function_resources): Update declaration.
15977 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15979 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15981 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15983 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15984 GCC can bootstrap on AIX with GNU Binutils 2.20.
15986 2009-06-16 Ian Lance Taylor <iant@google.com>
15988 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15990 2009-06-16 Ian Lance Taylor <iant@google.com>
15992 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15993 inline, not extern inline.
15994 (exact_log2): Likewise.
15995 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15997 (exact_log2): Likewise, but don't test CTZ_HWI.
15999 2009-06-16 Ian Lance Taylor <iant@google.com>
16001 * bitmap.c (bitmap_clear): Don't declare as inline.
16002 * gimple.c (gimplify_assign): Likewise.
16003 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16004 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16005 (sched_scan_info): Remove duplicate definition.
16007 2009-06-16 Ian Lance Taylor <iant@google.com>
16009 * c-common.c (skip_evaluation): Don't define.
16010 (c_inhibit_evaluation_warnings): Define global variable.
16011 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16012 than skip_evaluation.
16013 (convert_and_check, warn_for_div_by_zero): Likewise.
16014 * c-common.h (skip_evaluation): Don't declare.
16015 (c_inhibit_evaluation_warnings): Declare.
16016 * c-parser.c (c_parser_typeof_specifier): Set
16017 c_inhibit_evaluation_warnings rather than skip_evaluation.
16018 (c_parser_conditional_expression): Likewise.
16019 (c_parser_binary_expression): Likewise.
16020 (c_parser_sizeof_expression): Likewise.
16021 (c_parser_alignof_expression): Likewise.
16022 * c-typeck.c (build_indirect_ref): Check
16023 c_inhibit_evaluation_warnings rather than skip_evaluation.
16024 (build_conditional_expr, build_binary_op): Likewise.
16026 2009-06-16 Richard Guenther <rguenther@suse.de>
16028 * tree-ssa-alias.c (is_escape_site): Remove.
16029 * tree-ssa-alias.h (enum escape_type): Remove.
16030 (is_escape_site): Likewise.
16031 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16032 via casts and asms without deferring to is_escape_site.
16034 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16036 PR middle-end/40446
16037 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16038 use gen_lowpart if op0 has complex mode.
16040 2009-06-16 Richard Guenther <rguenther@suse.de>
16042 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16043 variables add them to ESCAPED.
16044 (find_func_aliases): Do not make all indirectly stored values escaped.
16046 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16048 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16049 make_decl_one_only.
16051 2009-06-16 Martin Jambor <mjambor@suse.cz>
16053 PR tree-optimization/40432
16054 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16055 check whether we need to force gimple register operand.
16057 2009-06-16 Martin Jambor <mjambor@suse.cz>
16059 PR tree-optimization/40413
16060 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16061 build_ref_for_offset.
16062 (propagate_subacesses_accross_link): Fix a typo in a comment.
16064 2009-06-16 Ira Rosen <irar@il.ibm.com>
16066 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16067 with additional parameter.
16068 * tree-vectorizer.h (enum vect_def_type): Add new value
16070 (enum vect_relevant): Add comments.
16071 (vect_is_simple_reduction): Add new argument.
16072 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16073 Detect nested cycles.
16074 (vect_is_simple_reduction): Update documentation, add an argument to
16075 distinguish inner-loop reduction from nested cycle, detect nested
16076 cycles, fix printings and indentation, don't swap operands in case
16078 (get_initial_def_for_reduction): Handle subtraction.
16079 (vect_create_epilog_for_reduction): Add new argument to specify
16080 reduction variable.
16081 (vect_finalize_reduction): Handle subtraction, fix comments.
16082 (vectorizable_reduction): Handle nested cycles. In case of nested
16083 cycle keep track of the reduction variable position. Call
16084 vect_is_simple_reduction with additional parameter. Use original
16085 statement code in reduction epilogue for nested cycle. Call
16086 vect_create_epilog_for_reduction with additional parameter.
16087 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16088 inner-loop vectorization.
16089 (vect_recog_widen_sum_pattern): Likewise.
16090 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16092 (vect_mark_stmts_to_be_vectorized): Likewise.
16093 (vect_get_vec_def_for_operand): Handle nested cycles.
16095 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16097 * doc/invoke.texi (Debugging Options): Fix option index entries
16098 for -fdump-statistics, -frandom-seed add entries for
16099 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16100 (FRV Options): Fix entries for -mTLS, -mtls.
16101 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16102 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16103 (M68hc1x Options): Fix @itemx for -mnominmax.
16104 (MCore Options): Fix entry for -mno-lsim.
16105 (MMIX Options): Fix entry for -mabi=mmixware.
16106 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16108 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16110 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16111 Mention the plugin mode of gengtype.
16112 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16113 * gengtype.c: Updated copyright.
16114 (plugin_files, nb_plugin_files) Added new static variables.
16115 (measure_input_list) Care about plugin_files.
16116 (write_rtx_next): Added early return in plugin mode.
16117 (create_file): Updated copyright year in generated file. Added
16119 (oprintf): Added early return if NULL outf.
16120 (get_output_file_with_visibility): Care of plugin_files.
16121 (get_output_file_name): May return null.
16122 (write_local): Added early return.
16123 (put_mangled_filename): Ditto.
16124 (finish_root_table): Added check for base_files.
16125 (write_roots): Care about null when plugins.
16126 (main): Added plugin mode.
16128 2009-06-15 Ian Lance Taylor <iant@google.com>
16130 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16131 * gcov.c (read_count_file): Add braces around variables declared
16134 * c.opt (Wjump-misses-init): New warning.
16135 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16136 -Wall and -Wc++-compat if not already set.
16137 (c_common_post_options): Clear warn_jump_misses_init if it was not
16139 * c-decl.c (struct c_binding): Change type field to a union with
16140 new label field. Make it the first field in the struct. Update
16141 references to type to use u.type instead.
16142 (struct c_spot_bindings): Define.
16143 (struct c_goto_bindings): Define.
16144 (c_goto_bindings_p): Define, along with VECs.
16145 (struct c_label_vars): Define.
16146 (struct c_scope): Add has_label_bindings field.
16147 (bind_label, set_spot_bindings): New static functions.
16148 (decl_jump_unsafe, update_spot_bindings): New static functions.
16149 (update_label_decls): New static function.
16150 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16151 Update binding u.label field to shadowed field.
16152 (c_binding_start_stmt_expr): New function.
16153 (c_binding_end_stmt_expr): New function.
16154 (pushdecl): Don't call c_begin_vm_scope.
16155 (make_label): Add defining and p_label_vars parameters. Change
16157 (lookup_label): Correct test for whether a label has not yet been
16158 defined. Call bind_label rather than bind.
16159 (warn_about_goto): New static function.
16160 (lookup_label_for_goto): New function.
16161 (declare_label): Call bind_label rather than bind.
16162 (check_earlier_gotos): New static function.
16163 (define_label): Don't give errors about jumping into statement
16164 expressions or scopes of variably modified types. Call
16165 set_spot_bindings and check_earlier_gotos. Call bind_label
16166 instead of bind. Don't set label_context_stack_se or
16167 label_context_stack_vm.
16168 (c_get_switch_bindings): New function.
16169 (c_release_switch_bindings): New function.
16170 (c_check_switch_jump_warnings): New function.
16171 (start_function): Don't set label_context_stack_se or
16172 label_context_stack_vm.
16173 (finish_function): Likewise.
16174 * c-typeck.c (label_context_stack_se): Don't define.
16175 (label_context_stack_vm): Don't define.
16176 (c_finish_goto_label): Call lookup_label_for_goto rather than
16177 lookup_label. Don't give errors about jumping into a statement
16178 expression or the scope of a variably modified type. Don't set
16179 label_context_stack_se or label_context_stack_vm.
16180 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16181 fields. Add bindings field.
16182 (c_start_case): Don't set deleted fields. Set bindings field.
16183 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16184 or blocked_vm. Call c_check_switch_jump_warnings.
16185 (c_finish_case): Don't test blocked_stmt_expr field. Call
16186 c_release_switch_bindings.
16187 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16188 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16189 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16190 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16191 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16192 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16193 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16194 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16195 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16196 (C_DECL_UNJUMPABLE_VM): Don't define.
16197 (C_DECL_UNDEFINABLE_VM): Don't define.
16198 (struct c_label_list): Don't define.
16199 (struct c_label_context_se): Don't define.
16200 (struct c_label_context_vm): Don't define.
16201 (struct c_spot_bindings): Declare.
16202 (c_bindings_start_stmt_expr): Declare.
16203 (c_bindings_end_stmt_expr): Declare.
16204 (lookup_label_for_goto): Declare.
16205 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16206 (c_check_switch_jump_warnings): Declare.
16207 (label_context_stack_se, label_context_stack_vm): Don't declare.
16208 (c_finish_goto_label): Update declaration.
16209 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16210 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16211 (Warning Options): Document -Wjump-misses-init.
16213 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16215 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16218 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16220 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16222 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16224 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16226 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16228 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16230 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16232 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16233 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16234 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16235 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16236 * dwarf2asm.c (dw2_force_const_mem): Update call to
16237 make_decl_one_only.
16238 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16239 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16240 * langhooks.c (lhd_comdat_group): Remove.
16241 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16242 * tree.h (DECL_COMDAT_GROUP): New.
16243 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16244 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16245 (make_decl_one_only): Change signature.
16246 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16247 make_decl_one_only.
16248 (make_decl_one_only): Change signature.
16249 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16251 2009-06-15 Richard Guenther <rguenther@suse.de>
16253 PR middle-end/40439
16254 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16256 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16258 * tree-ssa-math-opts.c: Remove extra divide.
16260 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16262 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16264 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16266 * passes.c: Add bswap pass.
16267 * tree-pass.h: Add pass_optimize_bswap declaration.
16268 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16269 Include rtl.h, expr.h and optabs.h for optab_handler check.
16270 (struct symbolic_number, pass_optimize_bswap): New definition.
16271 (do_shift_rotate, verify_symbolic_number_p): New functions.
16272 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16273 (gate_optimize_bswap): New function.
16274 * tree.c (widest_int_cst_value): New function.
16275 * tree.h (widest_int_cst_value): Prototype added.
16277 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16279 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16280 REG_EQUAL/REG_EQUIV notes.
16282 2009-06-14 Richard Guenther <rguenther@suse.de>
16284 PR middle-end/40389
16285 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16286 has its address taken if NRV was applied and it is addressable.
16287 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16288 function split out from ...
16289 (get_constraint_for_1): ... here.
16290 (handle_rhs_call): Use it to mark the return slot escaped if
16291 it is addressable and NRV was applied.
16293 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16295 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16296 Change first argument type to location_t.
16297 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16298 Do not set input_location.
16299 Use loc instead of input_location throughout.
16301 2009-06-13 Richard Guenther <rguenther@suse.de>
16303 PR tree-optimization/40421
16304 * tree-predcom.c (should_unroll_loop_p): Remove.
16305 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16307 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16309 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16310 Add location argument.
16312 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16314 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16316 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16317 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16318 * config/spu/spu-protos.h: Add location to
16319 spu_resolve_overloaded_builtin.
16320 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16321 spu_build_builtin_va_list.
16322 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16323 argument. Pass location to build_function_call_vec.
16324 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16326 (emit_fpu_switch): Same.
16327 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16328 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16329 to build_decl and create_artificial_label.
16330 (xtensa_gimplify_va_arg_expr): Same.
16331 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16332 (xstormy16_gimplify_va_arg_expr): Same.
16333 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16334 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16335 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16336 (mips16_build_function_stub): Same.
16337 (mips16_build_call_stub): Same.
16339 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16342 * arm/constraints.md (Pa, Pb): New constraints.
16343 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16344 split pattern to deal with them.
16346 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16348 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16349 fix index entry for -Xpreprocessor.
16351 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16353 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16354 Add location argument to build_decl call.
16355 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16356 (rs6000_init_builtins): Same.
16357 (spe_init_builtins): Same.
16358 (rs6000_gimplify_va_arg): Add location argument to
16359 create_artificial_label call.
16361 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16363 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16364 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16365 * Makefile.in: Fix GGC dependency for gcse.o.
16367 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16369 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16370 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16371 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16373 * c-parser.c (c_parser_binary_expression): Use current column while
16374 building binary operations.
16375 * common.opt (fshow-column): Enable by default.
16376 * tree-vrp.c (check_array_ref): Use warning_at.
16377 (check_array_bounds): Use location from call back if expr has no
16379 * tree.h: Add location argument to maybe_fold_*.
16380 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16381 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16382 (maybe_fold_offset_to_component_ref): Same.
16383 (maybe_fold_offset_to_reference): Same.
16384 (maybe_fold_offset_to_address): Same.
16385 (maybe_fold_stmt_indirect): Same.
16386 (maybe_fold_stmt_addition): Same.
16387 (fold_stmt_r): Pass location to maybe_fold_*.
16388 (fold_gimple_assign): Same.
16389 * c-tree.h: Add location argument to finish_decl,
16390 default_function_array_conversion, store_init_value.
16391 * c-decl.c (define_label): Use error_at.
16392 (c_make_fname_decl): Pass location to finish_decl.
16393 (finish_decl): New location argument.
16394 (build_compound_literal): Pass location to store_init_value.
16395 (grokdeclarator): Pass location to finish_decl.
16397 * c-typeck.c (array_to_pointer_conversion): New location argument.
16398 (function_to_pointer_conversion): Same.
16399 (default_function_array_conversion): Same.
16400 (parser_build_unary_op): Pass location to overflow_warning.
16401 (parser_build_binary_op): Same. Use warning_at.
16402 (build_unary_op): Pass location to array_to_pointer_conversion.
16403 (build_c_cast): Pass location to digest_init.
16404 (build_modify_expr): New location argument.
16405 (convert_for_assignment): Same.
16406 (store_init_value): Same.
16407 (digest_init): Same.
16408 (output_init_element): Pass location to digest_init and
16409 array_to_pointer_conversion.
16410 (c_finish_return): Pass location to convert_for_assignment.
16411 * gimplify.c (gimplify_conversion): Pass location to
16412 maybe_fold_offset_to_address.
16413 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16414 to maybe_fold_stmt_addition.
16415 * c-omp.c (c_finish_omp_atomic): Pass new location to
16417 (c_finish_omp_for): Same.
16418 * c-common.c (overflow_warning): New argument.
16419 * c-common.h: New argument to build_modify_expr, overflow_warning.
16420 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16422 (c_parser_initializer): Pass location to
16423 default_function_array_conversion.
16424 (c_parser_initelt): Same.
16425 (c_parser_initval): Same.
16426 (c_parser_asm_operands): Same.
16427 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16428 (c_parser_conditional_expression): Same.
16429 (c_parser_binary_expression): Add location info to stack. Use it.
16430 (c_parser_unary_expression): Pass location to
16431 default_function_array_conversion, parser_build_unary_op,
16432 build_indirect_ref, c_parser_postfix_expression_after_primary.
16433 (c_parser_postfix_expression_after_primary): New location argument.
16435 (c_parser_expression_conv): Pass location to
16436 default_function_array_conversion.
16437 (c_parser_expr_list): Same.
16438 (c_parser_omp_atomic): Same.
16439 (c_parser_omp_for_loop): Same.
16440 * c-tree.h (struct c_declarator): Add comment to id_loc.
16441 (build_array_declarator): New argument.
16442 * c-decl.c (build_array_declarator): Add location argument.
16443 (grokdeclarator): Set id_loc for cdk_array.
16444 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16445 build_array_declarator.
16446 * tree.c (build_omp_clause): Add location argument.
16447 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16448 (OMP_CLAUSE_LOCATION): New macro.
16449 (struct tree_omp_clause): Add location field.
16450 (build_omp_clause): Add argument.
16451 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16453 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16454 (cp_parser_omp_clause_collapse): Same.
16455 (cp_parser_omp_clause_default): Same.
16456 (cp_parser_omp_clause_if): Same.
16457 (cp_parser_omp_clause_nowait): Same.
16458 (cp_parser_omp_clause_num_threads): Same.
16459 (cp_parser_omp_clause_ordered): Same.
16460 (cp_parser_omp_clause_schedule): Same.
16461 (cp_parser_omp_clause_untied): Same.
16462 (cp_parser_omp_for_loop): Same.
16463 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16464 * c-tree.h (c_start_case): Add location argument.
16465 (c_process_expr_stmt): Same.
16466 (c_finish_goto_*): Same.
16467 * tree-parloops.c (initialize_reductions): Pass location to
16469 (create_parallel_loop): Same.
16470 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16471 (gfc_trans_omp_reduction_list): Same.
16472 (gfc_trans_omp_clauses): Same.
16473 (gfc_trans_omp_do): Same.
16474 * c-typeck.c (c_finish_goto_label): Same.
16475 (c_finish_goto_ptr): New location argument.
16476 (c_start_case): Same.
16477 (emit_side_effect_warnings): Same.
16478 (c_process_expr_stmt): Same.
16479 (c_finish_stmt_expr): Same.
16480 (c_finish_omp_clauses): Use error_at instead of error.
16481 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16483 * c-omp.c (c_split_parallel_clauses): New location argument.
16484 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16485 to build_omp_clause.
16486 (convert_local_reference_stmt): Same.
16487 (convert_gimple_call): Same.
16488 * c-common.h (c_split_parallel_clauses): New argument.
16489 * c-parser.c (c_parser_statement_after_labels): Pass location to
16490 c_finish_goto_label.
16491 (c_parser_switch_statement): Pass location to c_start_case.
16492 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16493 and c_process_expr_stmt.
16494 (c_parser_omp_variable_list): Add location argument.
16495 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16496 (c_parser_omp_clause_default): Same.
16497 (c_parser_omp_clause_if): Same.
16498 (c_parser_omp_clause_num_threads): Same.
16499 (-c_parser_omp_clause_ordered): Same.
16500 (c_parser_omp_clause_reduction): Pass location to
16501 c_parser_omp_variable_list.
16502 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16503 (c_parser_omp_clause_untied): Same.
16504 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16505 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16507 * c-tree.h (check_for_loop_decls, undeclared_variable,
16508 build_component_ref, build_array_ref, build_external_ref,
16509 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16510 build_conditional_expr, build_compound_expr, c_cast_expr,
16511 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16512 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16514 * c-semantics.c (build_stmt): Same.
16515 (build_case_label): Same.
16516 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16517 (undeclared_variable): New argument.
16518 (make_label): Same.
16519 (lookup_label): Pass location on down.
16520 (define_label): Same.
16521 (finish_decl): Same.
16522 (build_compound_literal): Same.
16523 (finish_struct): Same.
16524 (finish_function): Do not set location here.
16525 (check_for_loop_decls): New argument.
16526 * tree.c (save_expr): Set location.
16527 (build_empty_stmt): New argument.
16528 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16529 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16530 * builtins.c (gimplify_va_arg_expr): Use locations.
16531 (expand_builtin_sync_operation): Same.
16532 * c-typeck.c (build_component_ref): New argument.
16533 (build_array_ref): Same.
16534 (build_external_ref): Same.
16535 (c_expr_sizeof_expr): Same.
16536 (c_expr_sizeof_type): Same.
16537 (parser_build_unary_op): Same.
16538 (build_conditional_expr): Same.
16539 (build_compound_expr): Pass location on down.
16540 (build_compound_expr): New argument.
16541 (build_c_cast): Same.
16542 (c_cast_expr): Same.
16543 (build_asm_expr): Same.
16544 (c_finish_return): Same.
16545 (c_process_expr_stmt): Pass location on down.
16546 (c_finish_stmt_expr): New argument.
16547 (push_clenaup): Same.
16548 (c_finish_omp_parallel): Same.
16549 (c_finish_omp_task): Same.
16550 * gimplify.c (gimplify_call_expr): Pass location on down.
16551 * c-omp.c (c_finish_omp_master): New argument.
16552 (c_finish_omp_critical): Same.
16553 (c_finish_omp_ordered): Same.
16554 (c_finish_omp_barrier): Same.
16555 (-c_finish_omp_taskwait): Same.
16556 (c_finish_omp_atomic): Same.
16557 (c_finish_omp_flush): Same.
16558 * tree-inline.c (copy_tree_body_r): Pass location on down.
16559 (inline_forbidden_p): Remove use of input_location.
16560 * c-gimplify.c (c_build_bind_expr): New argument.
16561 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16562 (c_sizeof_or_alignof_type): New argument.
16563 (c_alignof_expr): Same.
16564 (build_va_arg): Same.
16565 (c_add_case_label): Same.
16566 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16567 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16568 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16569 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16570 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16571 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16573 * stub-objc.c (objc_build_selector_expr): Same.
16574 (objc_build_throw_stmt): Same.
16575 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16576 (c_parser_initelt): Same.
16577 (c_parser_compound_statement): Same.
16578 (c_parser_compound_statement_nostart): Same.
16579 (c_parser_label): Same.
16580 (c_parser_statement_after_labels): Same.
16581 (c_parser_if_body): Same.
16582 (c_parser_else_body): Same.
16583 (c_parser_if_statement): Same.
16584 (c_parser_switch_statement): Same.
16585 (c_parser_while_statement): Same.
16586 (c_parser_do_statement): Same.
16587 (c_parser_for_statement): Same.
16588 (c_parser_asm_statement): Same.
16589 (c_parser_conditional_expression): Same.
16590 (c_parser_binary_expression): Same.
16591 (c_parser_cast_expression): Same.
16592 (c_parser_unary_expression): Same.
16593 (c_parser_sizeof_expression): Same.
16594 (c_parser_alignof_expression): Same.
16595 (c_parser_postfix_expression): Same.
16596 (c_parser_expression): Same.
16597 (c_parser_objc_receiver): Same.
16598 (c_parser_omp_variable_list): Same.
16599 (c_parser_omp_structured_block): Same.
16600 (c_parser_omp_atomic): New argument.
16601 (c_parser_omp_barrier): Same.
16602 (c_parser_omp_critical): Same.
16603 (c_parser_omp_flush): Pass location on down.
16604 (c_parser_omp_for_loop): New argument.
16605 (c_parser_omp_for): Same.
16606 (c_parser_omp_master): Same.
16607 (c_parser_omp_ordered): Same.
16608 (c_parser_omp_sections_scope): Same.
16609 (c_parser_omp_sections): Same.
16610 (c_parser_omp_parallel): Same.
16611 (c_parser_omp_single): Same.
16612 (c_parser_omp_task): Same.
16613 (c_parser_omp_taskwait): Pass location on down.
16614 (c_parser_omp_construct): Same.
16615 (c_parser_omp_threadprivate): Same.
16616 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16617 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16618 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16619 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16620 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16621 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16622 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16623 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16624 config/i386/i386.c, stmt.c:
16625 Add location argument to the following function definitions and/or
16626 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16627 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16628 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16629 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16630 do_case, c_finish_bc_stmt, build_compound_literal,
16631 build_function_call.
16632 * c-decl.c (build_compound_literal): Add location argument.
16633 Make all diagnostic calls use location.
16634 (start_struct): Same.
16635 (finish_struct): Same.
16636 (start_enum): Same.
16637 (build_enumerator): Same.
16638 (start_function): Same.
16639 (grokdeclarator): Make all diagnostic calls use location.
16640 (store_parm_decls_oldstyle): Same.
16641 * c-typeck.c (build_function_call): Add location argument.
16642 Make all diagnostic calls use location.
16644 (c_finish_bc_stmt): Same.
16645 * tree-nested.c (get_trampoline_type): Add argument.
16646 Pass location to build_decl.
16647 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16648 * rtl.h (RTL_LOCATION): New.
16649 * c-common.c (c_add_case_label): Add location argument.
16650 Make all diagnostic calls use location.
16651 * c-common.h: Add location argument to make_fname_decl, do_case,
16652 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16653 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16654 Set it appropriately for every case. Pass enum_loc to start_enum
16655 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16657 (c_parser_struct_or_union_specifier): Save location. Use it for
16658 start_struct, finish_struct, and parser_xref_tag.
16660 2009-06-12 Ian Lance Taylor <iant@google.com>
16662 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16664 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16665 cpp_opts->warn_cxx_operator_names.
16667 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16670 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16671 is returns NULL and OP is a VCE, look through the VCE.
16673 2009-06-12 Ian Lance Taylor <iant@google.com>
16676 * collect2.c (main): Use CONST_CAST2 in code inside #if
16677 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16679 2009-06-12 Joey Ye <joey.ye@intel.com>
16681 PR middle-end/39146
16682 * cfgexpand.c (get_decl_align_unit): Update
16683 max_used_stack_slot_alignment with align instead of
16684 stack_alignment_needed.
16686 * function.c (assign_stack_local_1): Update
16687 max_used_stack_slot_alignment with alignment_in_bits instead
16688 of stack_alignment_needed.
16689 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16692 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16694 * dwarf2out.c (last_var_location_insn): New variable.
16695 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16696 (dwarf2out_var_location): Don't record anything after last real
16697 insn. Only change labels if there were any real instructions
16698 in between last note and this one, or if changed sections.
16700 2009-06-11 Richard Henderson <rth@redhat.com>
16702 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16703 note when storing the frame pointer in a register.
16704 (FRP): Don't redefine to nothing for epilogue.
16705 (alpha_expand_epilogue): Mark register and sp restores.
16706 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16708 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16709 when gen_lowpart is needed.
16711 2009-06-11 Richard Henderson <rth@redhat.com>
16713 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16715 * dwarf2out.c (need_data_align_sf_opcode): New.
16716 (div_data_align): Move earlier.
16717 (def_cfa_1, reg_save): Use it.
16719 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16721 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16722 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16723 (ix86_handle_option): Handle OPT_mcrc32.
16724 (ix86_target_string): Add -mcrc32.
16725 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16727 * config/i386/i386.h (TARGET_CRC32): New.
16729 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16730 (sse4_2_crc32di): Likewise.
16732 * config/i386/i386.opt (mcrc32): New.
16734 * doc/invoke.texi: Document -mcrc32.
16736 2009-06-11 Richard Henderson <rth@redhat.com>
16738 * common.opt (gdwarf-): Accept a version number.
16739 * doc/invoke.texi (gdwarf-): Update docs.
16740 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16741 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16742 version level, and record it.
16744 * dwarf2.h (DW_CIE_VERSION): Remove.
16745 * dwarf2out.c (DWARF_VERSION): Remove.
16746 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16747 (output_call_frame_info): Use CIE version 3 for dwarf3,
16748 or if the return register column is out of range for version 1.
16749 (dwarf_stack_op_name): Add all dwarf3 values.
16750 (DEBUG_PUBTYPES_SECTION): New.
16751 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16752 encoding change for dwarf3.
16753 (output_die) [dw_val_class_die_ref]: Likewise.
16754 (output_compilation_unit_header): Emit correct version for dwarf3.
16755 (output_line_info): Likewise.
16756 (output_pubnames): Update for DWARF_VERSION removal.
16757 (output_aranges): Likewise.
16758 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16759 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16760 (dwarf2out_finish): Likewise.
16762 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16764 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16767 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16770 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16771 * builtins.c (expand_builtin_unreachable): New function.
16772 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16773 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16774 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16776 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16777 searching for missing barriers.
16779 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16781 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16782 when -fprofile-generate* was passed.
16783 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16785 2009-06-11 Anthony Green <green@moxielogic.com>
16787 * config/moxie/moxie.md: Define length attribute for all instructions.
16789 (*b<cond:code>): Support limited branch ranges for new PC-relative
16790 branch instructions.
16791 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16793 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16795 * config/i386/i386.c (min_insn_size): Use get_attr_length
16796 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16797 For __asm return 0.
16799 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16800 instead of emit_insn_before.
16802 2009-06-10 Ian Lance Taylor <iant@google.com>
16805 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16808 2009-06-10 Revital Eres <eres@il.ibm.com>
16810 * passes.c (init_optimization_passes): Reschedule
16811 predictive-commoning pass before complete unroll pass.
16813 2009-06-10 Martin Jambor <mjambor@suse.cz>
16815 * cgraph.c (cgraph_node_can_be_local_p): New function.
16816 (cgraph_make_node_local): New function.
16817 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16818 (cgraph_make_node_local): Declare.
16820 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16822 * tree.h (tree_base): Add packed_flag and user_align fields.
16823 Decrease size of spare field.
16824 (TYPE_USER_ALIGN): Use user_align from tree_base.
16825 (DECL_USER_ALIGN): Likewise.
16826 (TYPE_PACKED): Use packed_flag from tree_base.
16827 (DECL_PACKED): Likewise.
16828 (tree_type): Delete packed_flag and user_align fields. Widen
16829 precision field. Widen mode field and shuffle fields to align
16830 mode on an 8-bit boundary.
16831 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16832 Renumber decl_flag_* fields. Fix comments. Widen
16833 decl_common_unused field.
16834 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16835 (DECL_EXTERNAL): Likewise.
16836 (DECL_BIT_FIELD): Likewise.
16837 (DECL_NONADDRESSABLE_P): Likewise.
16838 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16839 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16841 2009-06-10 Ian Lance Taylor <iant@google.com>
16843 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16844 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16845 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16846 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16847 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16848 DEF_VEC_ALLOC_FUNC_P.
16849 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16850 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16851 DEF_VEC_ALLOC_FUNC_O.
16852 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16853 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16854 DEF_VEC_ALLOC_FUNC_I.
16855 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16856 (vec_stack_p_reserve_exact_1): Declare.
16857 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16858 (vec_stack_free): Declare.
16859 (VEC_stack_alloc): Define.
16860 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16861 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16862 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16863 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16865 (stack_vecs): New static variable.
16866 (vec_stack_p_reserve_exact_1): New function.
16867 (vec_stack_o_reserve_1): New static function.
16868 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16869 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16870 (vec_stack_free): New function.
16871 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16872 (VEC_df_ref_stack_alloc): Define.
16873 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16874 DEF_VEC_ALLOC_P_STACK.
16875 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16876 (struct df_collection_rec): Change _vec fields to VEC. Remove
16878 (df_free_collection_rec): Adjust for new fields.
16879 (df_insn_rescan): Use new df_collection_rec fields.
16880 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16881 (df_ref_create_structure, df_ref_record): Likewise.
16882 (df_get_conditional_uses, df_get_call_refs): Likewise.
16883 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16884 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16885 (df_record_exit_block_uses, df_bb_verify): Likewise.
16886 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16887 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16888 Remove count parameter. Change return type to void. Change all
16890 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16891 Remove count parameter. Change return type to void. Change all
16893 (df_install_refs): Change old_vec parameter to VEC. Remove count
16894 parameter. Change all callers.
16895 (df_install_mws): Change old_vec parameter to VEC. Remove count
16896 parameter. Change all callers.
16897 (df_refs_verify): Change new_rec parameter to VEC. Change call
16899 (df_mws_verify): Likewise.
16901 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16903 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16905 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16907 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16909 2009-06-10 Anthony Green <green@moxielogic.com>
16911 * config/moxie/crti.asm: New file.
16912 * config/moxie/crtn.asm: New file.
16913 * config/moxie/moxie.c: New file.
16914 * config/moxie/moxie.h: New file.
16915 * config/moxie/sfp-machine.h: New file.
16916 * config/moxie/moxie-protos.h: New file.
16917 * config/moxie/t-moxie: Created.
16918 * config/moxie/t-moxie-softfp: Created.
16919 * config/moxie/moxie.md: Created.
16920 * config/moxie/constraints.md: Created.
16921 * config.gcc: Add moxie support.
16922 * doc/md.texi (Machine Constraints): Add moxie constraints.
16923 * doc/contrib.texi (Contributors): Mention moxie port.
16924 * doc/install.texi (Specific): Mention the moxie port.
16926 2009-06-09 Ian Lance Taylor <iant@google.com>
16928 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16929 compiling with C++.
16930 * optabs.c (optab_table): Only use designated initializers if
16931 HAVE_DESIGNATED_INITIALIZERS is defined.
16932 (convert_optab_table): Likewise.
16933 (init_optabs): Always call init_insn_codes if
16934 HAVE_DESIGNATED_INITIALIZERS is not defined.
16936 2009-06-09 Ian Lance Taylor <iant@google.com>
16938 * targhooks.c (default_builtin_vectorized_function): Change fn
16939 parameter to unsigned int.
16940 (default_builtin_vectorized_conversion): Change code parameter to
16942 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16943 * targhooks.h: Update declarations.
16944 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16945 parameter to unsigned int.
16947 * c-typeck.c (comptypes_check_enum_int): New static function.
16948 (comptypes_internal): Add enum_and_int_p parameter. Change all
16950 (comp_target_types): Add location parameter. Change all callers.
16951 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16952 Change all callers.
16953 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16954 (build_conditional_expr): Add colon_loc parameter. Change all
16956 (convert_for_assignment): Add location parameter. Change all callers.
16957 * c-parser.c (c_parser_conditional_expression): Pass location of
16958 colon to build_conditional_expr.
16959 * c-tree.h (build_conditional_expr): Update declaration.
16961 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16963 * graphite.c: Revert previous patch.
16965 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16968 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16970 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16972 * tree-ssa-loop-prefetch.c
16973 (loop_prefetch_arrays): Fixed a portability problem in printf format
16976 2009-06-09 Martin Jambor <mjambor@suse.cz>
16978 PR tree-optimization/40351
16979 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16980 refrence to a potential artifical subaccess can be constructed.
16982 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16984 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16985 (sh_override_options): Likewise.
16986 * config/sh/sh.c: Include params.h.
16987 (sh_optimization_options): New.
16988 (sh_override_options): Likewise.
16989 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16990 (OVERRIDE_OPTIONS): Use sh_override_options.
16992 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16994 * dwarf2out.c (emit_cfa_remember): New variable.
16995 (add_fde_cfi): If emit_cfa_remember, recurse to add
16996 DW_CFA_remember_state first.
16997 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16998 instead just set emit_cfa_remember.
17000 2009-06-08 Jan Hubicka <jh@suse.cz>
17003 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17005 2009-06-08 Jan Hubicka <jh@suse.cz>
17007 PR middle-end/39834
17008 * cgraphunit.c (save_inline_function_body): Do not copy transform
17009 hooks for saved inline bodies.
17010 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17011 for given function.
17013 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17015 * jump.c (returnjump_p): Handle delayed branches. Add missing
17018 2009-06-08 Jan Hubicka <jh@suse.cz>
17020 PR middle-end/40102
17021 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17022 original node might've been modified.
17023 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17025 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17027 * tree-object-size.c (addr_object_size): Add OSI argument.
17028 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17029 (compute_builtin_object_size, expr_object_size): Adjust callers.
17030 (plus_stmt_object_size): Call addr_object_size instead of
17031 compute_builtin_object_size.
17033 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17034 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17036 * tree-ssa-loop-prefetch.c
17037 (gather_memory_references): Introduced a counter for the number of
17039 (anything_to_prefetch_p): Introduced a counter for the number of
17041 (is_loop_prefetching_profitable): New function with a cost model
17043 (loop_prefetch_arrays): Use the new cost model to determine if
17044 prefetching is profitable.
17045 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17046 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17047 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17048 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17049 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17050 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17052 2009-06-08 Michael Matz <matz@suse.de>
17055 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17056 partitions use the same.
17057 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17058 for basevars of SSA_NAMEs.
17059 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17060 to not expand them twice.
17061 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17064 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17066 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17067 (fdump-final-insns=, gtoggle): New.
17068 * doc/invoke.texi: Document them.
17069 * final.c (rest_of_clean_state): Dump final insn stream.
17070 * gcc.c (invoke_as): Hook in -fcompare-debug.
17071 (static_spec_functions): Add compare-debug-dump-opt,
17072 compare-debug-self-opt and compare-debug-auxbase-opt.
17073 (compare_debug, compare_debug_second, compare_debug_opt): New.
17074 (switches_debug_check, n_switches_debug_check): New.
17075 (debug_auxbase_opt, debug_check_temp_file): New.
17076 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17078 (do_self_spec): Handle arguments after switches.
17079 (do_spec_1): Add .gk extension to temp file basenames for compare.
17080 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17081 (cc1_options): Use it instead of normal auxbase computation for
17082 the second compare-debug compilation.
17083 (compare_files): New.
17084 (main): Set up and implement compare debug mode.
17085 (compare_debug_dump_opt_spec_function): New.
17086 (compare_debug_self_opt_spec_function): New.
17087 (compare_debug_auxbase_opt_spec_function): New.
17088 * toplev.c (process_options): Handle flag_gtoggle,
17089 flag_dump_final_insns.
17090 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17091 during -fcompare-debug-second compilation.
17093 2009-06-07 Ian Lance Taylor <iant@google.com>
17095 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17096 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17098 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17099 with no default node. Change warning with %H to warning_at.
17100 Don't clear warn_switch around case checking.
17101 * doc/invoke.texi (Warning Options): Clarify distinction between
17102 -Wswitch and -Wswitch-enum.
17104 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17106 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17108 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17110 * gbl-ctors.h: Add header guard.
17112 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17114 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17115 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17116 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17117 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17118 prototypes for removed functions.
17119 (expressions_equal_p): Move to ...
17120 * tree-ssa-sccvn.h: ... here and ...
17121 * matrix-reorg.c: ... adjust includes.
17123 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17125 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17127 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17129 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17130 (finish_function): Remove erroneous whitespace.
17132 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17134 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17135 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17137 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17139 * errors.c (internal_error): Commentary typo fix.
17140 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17141 * tree-ssa-pre.c: Ditto.
17143 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17145 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17146 them is supposed to hold actual statements.
17148 2009-06-06 Ian Lance Taylor <iant@google.com>
17150 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17151 empty statements can now have attributes.
17153 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17155 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17156 * config/mips/mips.md: Ditto.
17158 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17160 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17162 (__eabi_uconvert): Likewise.
17164 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17166 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17167 CFI_* definitions with IN_GCC.
17169 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17171 * xcoffout.h (xcoffout_source_line): Update prototype.
17173 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17175 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17176 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17178 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17180 PR middle-end/40340
17181 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17182 inlined_function_outer_scope_p blocks for artificial inlines
17184 * tree.c (tree_nonartificial_location): Rewrite using
17185 block_nonartificial_location.
17187 2009-06-05 Revital Eres <eres@il.ibm.com>
17188 Leehod Baruch <leehod@il.ibm.com>
17190 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17191 (expand_expr_real_1): Remove comment.
17192 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17193 Vectorize misaligned access when the target supports it.
17194 (vect_supportable_dr_alignment): Check for unaligned access support.
17195 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17198 2009-06-05 Julian Brown <julian@codesourcery.com>
17200 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17201 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17203 2009-06-05 Richard Guenther <rguenther@suse.de>
17206 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17207 as possibly unused.
17209 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17211 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17212 (save_gprs): Don't tell unwinder when a global register is saved.
17213 (s390_emit_epilogue): Emit needed epilogue unwind info.
17215 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17217 * dwarf2out.c (deferred_asm_name): New.
17218 (add_name_and_src_coords_attributes): Defer creation of
17219 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17221 (move_linkage_attr): New.
17222 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17225 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17227 * tree-nested.c (finalize_nesting_tree_1): Declare the
17228 frame_decl in the binding tree.
17230 2009-06-04 Cary Coutant <ccoutant@google.com>
17232 * basic-block.h (struct basic_block_def): Add discriminator field.
17233 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17235 * debug.c (do_nothing_debug_hooks): Add additional entry.
17236 (debug_nothing_int_charstar_int): New function.
17237 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17238 (debug_nothing_int_charstar_int): New declaration.
17239 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17240 discriminator value in .loc directive.
17241 * final.c (last_discriminator): New variable.
17242 (discriminator): New variable.
17243 (final_start_function): Initialize above variables, pass current
17244 discriminator to debug hook.
17245 (notice_source_line): Check for discriminator change.
17246 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17247 * sdbout.c (sdbout_source_line): New parameter.
17248 * tree-cfg.c (struct locus_discrim_map): New structure type.
17249 (discriminator_per_locus): New hash table.
17250 (build_gimple_cfg): Allocate and free discriminator hash table.
17251 (make_edges): Call assign_discriminator.
17252 (locus_map_hash): New function.
17253 (locus_map_eq): New function.
17254 (next_discriminator_for_locus): New function.
17255 (same_line_p): New function.
17256 (assign_discriminator): New function.
17257 (make_cond_expr_edges): Call assign_discriminator.
17258 (make_gimple_switch_edges): Likewise.
17259 (first_non_label_stmt): New function.
17260 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17262 * xcoffout.c (xcoffout_source_line): Add new parameter.
17264 * configure.ac (gcc_cv_as_discriminator): New configury check for
17265 gas support for discriminator.
17266 * configure: Regenerate.
17267 * config.in: Regenerate.
17269 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17271 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17272 val after checking for integers.
17274 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17276 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17278 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17279 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17280 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17281 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17282 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17283 X64_SSE_REGPARM_MAX.
17284 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17285 X64_SSE_REGPARM_MAX.
17287 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17289 * gcc.c (report_times_to_file): New.
17290 (execute): Implement it.
17291 (process_command): Support -time=.
17292 * doc/invoke.texi: Document it.
17294 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17296 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17297 that have value exprs.
17299 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17301 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17302 declarations for constants until...
17303 (dw2_output_indirect_constant_1): ... this point.
17305 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17308 * arm.md (arm_addsi3): Don't try to split an add with an
17309 eliminable register until after reload has completed.
17311 2009-06-03 Ian Lance Taylor <iant@google.com>
17313 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17314 * genattrtab.c (write_length_unit_log): Likewise.
17315 * genchecksum.c (dosum): Likewise.
17316 * gengtype.c (write_rtx_next): Likewise.
17317 (finish_root_table, write_roots): Likewise.
17318 * gimple.c (gimple_ops_offset_): Likewise.
17319 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17320 * config/arc/arc.c (arc_attribute_table): Likewise.
17321 * config/arm/arm.c (arm_attribute_table): Likewise.
17322 * config/avr/avr.c (avr_attribute_table): Likewise.
17323 * config/crx/crx.c (crx_attribute_table): Likewise.
17324 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17325 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17326 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17327 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17328 * config/sh/sh.c (sh_attribute_table): Likewise.
17329 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17330 * config/spu/spu.c (spu_attribute_table): Likewise.
17331 * config/v850/v850.c (v850_attribute_table): Likewise.
17333 * config/alpha/alpha.c (vms_attribute_table): Make static.
17334 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17335 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17336 * config/mips/mips.c (mips_attribute_table): Likewise.
17338 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17340 (cc1-checksum.o): Likewise.
17342 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17344 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17346 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17348 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17349 insn if it is changing sp. Use gen_add3_insn instead of
17350 conditionally gen_addsi3 and gen_adddi3.
17351 (offset_below_red_zone_p): New static inline function.
17352 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17353 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17354 * config/rs6000/ppc-asm.h: Include auto-host.h.
17355 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17356 CFI_RESTORE): Define.
17357 * config/rs6000/crtresxgpr.asm: Add unwind info.
17358 * config/rs6000/crtresxfpr.asm: Likewise.
17359 * config/rs6000/crtresgpr.asm: Likewise.
17360 * config/rs6000/crtresfpr.asm: Likewise.
17361 * config/rs6000/crtsavgpr.asm: Likewise.
17362 * config/rs6000/crtsavfpr.asm: Likewise.
17364 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17365 argument of DWARF2_FRAME_REG_OUT macros.
17367 2009-06-03 Julian Brown <julian@codesourcery.com>
17369 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17370 words or less (including TImode) in core registers.
17372 2009-06-03 Richard Guenther <rguenther@suse.de>
17374 PR middle-end/40328
17375 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17377 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17379 * statistics.c (statistics_counter_event): Do not record event
17380 in pass dump if its number == -1.
17381 (curr_statistics_hash): Add assert that we never get passes
17382 with static number == -1.
17384 2009-06-03 Richard Guenther <rguenther@suse.de>
17385 Andrey Belevantsev <abel@ispras.ru>
17387 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17388 non-BLKmode arrays addressable.
17390 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17392 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17393 * config/m68k/m68k.h: ... here.
17395 2009-06-03 Martin Jambor <mjambor@suse.cz>
17397 PR tree-optimization/40323
17398 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17401 2009-06-03 Richard Guenther <rguenther@suse.de>
17403 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17406 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17408 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17409 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17410 JUMP_TABLE_DATA_P where applicable.
17411 * config/sh/sh.c: Ditto.
17412 * config/sh/sh.h: Ditto.
17413 * config/sh/sh.md: Ditto.
17414 * config/sh/symbian.c: Ditto.
17416 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17418 * config/i386/driver-i386.c (describe_cache): Optimize
17419 concatenation of strings. Use snprintf instead of sprintf.
17420 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17421 target when not compiling with GCC.
17423 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17425 * config/sh/sh.c: Revert last change.
17426 (sh_expand_epilogue): Emit a blockage insn before the frame
17427 pointer adjustment unconditionally.
17429 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17431 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17432 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17433 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17434 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17435 to COLLECT_GCC_OPTIONS.
17437 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17439 * collect2.c (target_system_root): New variable.
17440 (main): Handle --sysroot=.
17441 (ignore_library): Strip the sysroot from the library path.
17443 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17445 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17446 (collect2.o): Depend on collect2-aix.h.
17447 (collect2-aix.o): New rule.
17448 * collect2-aix.h: New file.
17449 * collect2-aix.c: Likewise.
17450 * collect2.c: Include collect2-aix.h. Don't undefine
17451 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17452 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17453 Use TARGET_AIX_VERSION instead of _AIX51.
17454 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17455 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17456 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17457 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17458 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17460 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17462 * collect2.c (ignore_library): Avoid premature post-increment
17463 and null deference.
17465 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17467 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17468 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17469 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17470 CROSS_DIRECTORY_STRUCTURE too.
17471 (LINK_LIBG_SPEC): Likewise.
17472 (LIB_SPEC): Add %R to sysroot paths.
17473 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17474 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17475 * config/rs6000/aix51.h: As for aix43.h.
17476 * config/rs6000/aix52.h: Likewise.
17477 * config/rs6000/aix53.h: Likewise.
17478 * config/rs6000/aix61.h: Likewise.
17479 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17480 to the beginning of sysroot paths.
17482 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17484 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17485 INSN_LISTs that are out of the REG_NOTE range.
17487 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17489 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17490 (struct var_to_expand): Likewise.
17491 (struct opt_info): Add head and tail for linked lists of the above.
17492 (analyze_insn_to_expand_var): Initialize next.
17493 (analyze_iv_to_split_insn): Likewise.
17494 (analyze_insns_in_loop): Create linked lists.
17495 (allocate_basic_variable): Simplify for use without hash table.
17496 (insert_var_expansion_initialization): Likewise, make it type-safer.
17497 (combine_var_copies_in_loop_exit): Likewise.
17498 (apply_opt_in_copies): Walk lists rather than hash tables.
17499 (release_var_copies): Simplified and inlined by hand into...
17500 (free_opt_info): ... this function.
17502 2009-06-02 Richard Guenther <rguenther@suse.de>
17504 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17507 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17509 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17510 only for builtins that are not overridden.
17512 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17514 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17517 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17519 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17521 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17523 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17525 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17527 * common.opt (fdump-unnumbered-links): New.
17528 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17529 * print-rtl.c (flag_dump_unnumbered_links): New.
17530 (print_rtx): Test it.
17532 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17534 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17535 push/pop multiple to 8-byte alignment.
17537 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17539 * config/i386/i386.c (queued_cfa_restores): New static variable.
17540 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17542 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17543 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17544 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17545 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17546 note unconditionally.
17547 (ix86_emit_restore_regs_using_mov): Likewise.
17548 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17549 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17550 it through to ix86_emit_restore_reg_using_pop.
17551 (ix86_emit_leave): Add RED_OFFSET argument. Call
17552 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17553 instead of adding REG_CFA_OFFSET note unconditionally.
17554 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17555 the above functions. Call ix86_add_queued_cfa_restore_notes when
17558 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17559 force output of the label even for dwarf2out_do_cfi_asm.
17560 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17561 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17562 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17564 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17565 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17566 dwarf2out_cfi_label callers.
17567 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17568 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17569 Adjust dwarf2out_cfi_label callers.
17570 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17572 * config/i386/i386.h (struct machine_cfa_state,
17573 struct machine_function): Guard with ifndef USED_FOR_TARGET
17574 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17577 * emutls.c (__emutls_get_address): Change arr->size to mean number
17578 of allocated arr->data entries instead of # of slots + 1.
17580 PR middle-end/40316
17581 * recog.c (peep2_reinit_state): New function.
17582 (peephole2_init_state): Use it at the end of a basic block and also
17583 when seeing a RTX_FRAME_RELATED_P insn.
17585 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17587 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17588 fixuns_truncrfdi2): New.
17589 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17590 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17591 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17592 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17593 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17594 *recip_approx): Remove.
17595 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17596 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17597 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17599 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17602 2009-06-01 Ian Lance Taylor <iant@google.com>
17604 * attribs.c (register_attribute): Use CONST_CAST.
17605 * collect2.c (main): Use CONST_CAST2.
17606 (scan_prog_file): Likewise.
17607 * gcc.c (process_command, main): Likewise.
17608 * toplev.c (toplev_main): Likewise.
17610 * c-typeck.c (handle_warn_cast_qual): New static function,
17611 partially broken out of build_c_cast.
17612 (build_c_cast): Call handle_warn_cast_qual.
17613 * doc/invoke.texi (Warning Options): Document new effect of
17616 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17618 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17619 (diagnostic_report_current_module): Print columns.
17620 * common.opt (flag_show_column): Enable by default.
17622 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17624 * alias.c (find_base_term): Check for NULL term before returning.
17626 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17628 Revert due to PR40320:
17629 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17630 * calls.c (emit_library_call_value_1): Don't force_operand for move
17633 2009-06-01 Olivier Hainque <hainque@adacore.com>
17634 Eric Botcazou <ebotcazou@adacore.com>
17636 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17637 to be processed as a bitfield for constructor output purposes.
17638 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17640 * varasm.c (oc_local_state): New type, output_constructor
17641 local state to support communication with helpers.
17642 (oc_outer_state): New type, output_constructor outer state of
17643 relevance in recursive calls.
17644 (output_constructor_array_range): New output_constructor helper,
17645 extracted code for an array range element.
17646 (output_constructor_regular_field): New output_constructor helper,
17647 extracted code for an element that is not a bitfield.
17648 (output_constructor_bitfield): New output_constructor helper,
17649 extracted code for a bitfield element. Accept an OUTER state
17650 argument for recursive processing. Recurse on record or array
17651 CONSTRUCTOR values, possibly past noop conversions.
17652 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17653 VALUE is a valid constant-valued expression for use in a static
17654 bit-field initializer.
17655 (output_constructor): Rework to use helpers. Accept and honor an
17656 OUTER state argument for recursive calls. Return total size. Be
17657 prepared for nested constructors initializing bitfields.
17658 (output_constant): Feed OUTER in calls to output_constructor.
17660 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17662 * calls.c (emit_library_call_value_1): Don't force_operand for move
17665 2009-06-01 Nick Clifton <nickc@redhat.com>
17667 * doc/invoke.texi (IA-64 Options): Fix typo.
17669 2009-06-01 Ira Rosen <irar@il.ibm.com>
17671 PR tree-optimization/39129
17672 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17674 (vect_do_peeling_for_loop_bound): Use
17675 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17676 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17677 (vect_loop_versioning): Likewise.
17678 (vect_create_cond_for_alias_checks): Fix indentation.
17679 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17681 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17682 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17683 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17684 "control flow in loop".
17685 (vect_estimate_min_profitable_iters): Use
17686 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17687 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17688 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17689 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17690 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17691 statement belongs to a group of strided accesses with the exact code
17693 (vectorizable_load): Likewise.
17694 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17695 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17697 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17699 * config/freebsd-stdint.h: New file.
17700 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17701 Add freebsd-stdint.h to tm_file.
17703 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17705 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17706 (thumb2_extendhidi2): Likewise.
17708 2009-05-31 Ian Lance Taylor <iant@google.com>
17710 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17712 2009-05-31 Ian Lance Taylor <iant@google.com>
17714 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17715 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17716 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17718 2009-05-31 Jason Merrill <jason@redhat.com>
17720 * tree-pretty-print.c (print_call_name): Take the callee, not the
17721 call itself. Make non-static. Use dump_function_name for functions.
17722 (dump_generic_node): Adjust.
17723 * diagnostic.h: Declare print_call_name.
17724 * gimple-pretty-print.c (dump_gimple_call): Use it.
17726 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17728 * config/sh/sh.md (ashldi3_std): New define_expand.
17731 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17734 * config/sh/sh.c: Include debug.h.
17735 (sh_expand_epilogue): Emit a blockage insn before the frame
17736 pointer adjustment also when dwarf2out_do_frame returns true.
17738 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17740 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17741 (thumb2_extendqidi2): New pattern.
17743 2009-05-31 Ira Rosen <irar@il.ibm.com>
17745 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17746 mark phis for renaming.
17747 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17748 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17749 Call mark_sym_for_renaming.
17750 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17751 * tree-vect-loop.c (vect_transform_loop): Remove
17752 vect_memsyms_to_rename initialization and a call to
17753 mark_set_for_renaming.
17755 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17757 PR middle-end/40304
17758 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17759 frame related even if !set_cfa && style < 0.
17761 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17763 * config/i386/mingw-tls.c: New file.
17764 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17765 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17766 defining _WIN32 but not __CYGWIN__.
17768 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17770 * configure.ac: Add MPC support.
17772 * config.in, configure: Regenerate.
17774 2009-05-29 Richard Henderson <rth@redhat.com>
17776 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17777 NOTE_INSN_BASIC_BLOCK.
17778 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17779 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17780 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17782 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17784 (add_cfi): Disable check redefining cfa away from drap.
17785 (lookup_cfa_1): Add remember argument; handle remember/restore.
17786 (lookup_cfa): Pass remember argument.
17787 (cfa_remember): New.
17788 (compute_barrier_args_size_1): Remove sibcall check.
17789 (dwarf2out_frame_debug_def_cfa): New.
17790 (dwarf2out_frame_debug_adjust_cfa): New.
17791 (dwarf2out_frame_debug_cfa_offset): New.
17792 (dwarf2out_frame_debug_cfa_register): New.
17793 (dwarf2out_frame_debug_cfa_restore): New.
17794 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17795 (dwarf2out_begin_epilogue): New.
17796 (dwarf2out_frame_debug_restore_state): New.
17797 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17798 DW_CFA_restore_state.
17799 (output_cfi_directive): Likewise.
17800 (convert_cfa_to_fb_loc_list): Likewise.
17801 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17802 * dwarf2out.h: Update.
17803 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17804 (copy_insn_1): Early out for null.
17805 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17806 and dwarf2out_frame_debug_restore_state.
17807 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17808 (prologue_insn_hash, epilogue_insn_hash): New.
17809 (free_after_compilation): Adjust freeing accordingly.
17810 (record_insns): Create hash table if needed; push insns into
17811 hash instead of array.
17812 (maybe_copy_epilogue_insn): New.
17813 (contains): Search hash table instead of array.
17814 (sibcall_epilogue_contains): Remove.
17815 (thread_prologue_and_epilogue_insns): Split eh_return insns
17816 and mark them as epilogues.
17817 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17818 scanning in terms of basic blocks.
17819 * insn-notes.def (CFA_RESTORE_STATE): New.
17820 * jump.c (returnjump_p_1): Accept EH_RETURN.
17821 (eh_returnjump_p_1, eh_returnjump_p): New.
17822 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17823 CFA_REGISTER, CFA_RESTORE): New.
17824 * rtl.def (EH_RETURN): New.
17825 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17827 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17828 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17830 * config/i386/i386.c (gen_push): Update cfa state.
17831 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17832 add a CFA_ADJUST_CFA note.
17833 (ix86_dwarf_handle_frame_unspec): Remove.
17834 (ix86_expand_prologue): Update cfa state.
17835 (ix86_emit_restore_reg_using_pop): New.
17836 (ix86_emit_restore_regs_using_pop): New.
17837 (ix86_emit_leave): New.
17838 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17839 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17840 * config/i386/i386.h (struct machine_cfa_state): New.
17841 (ix86_cfa_state): New.
17842 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17843 (eh_return_internal): Merge from eh_return_<mode>,
17844 use eh_return rtx, split w/ epilogue.
17846 2009-05-29 Ian Lance Taylor <iant@google.com>
17848 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17850 * calls.c (emit_library_call_value_1): Likewise.
17852 * c-typeck.c (c_build_va_arg): New function.
17853 * c-tree.h (c_build_va_arg): Declare.
17854 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17855 instead of build_va_arg.
17857 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17859 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17860 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17861 (ptr_difference_cost): Use affine combinations to compute it.
17862 (difference_cost): Likewise.
17863 (get_computation_cost_at): Compute more accurate cost for addresses
17864 if the ratio is a multiplier allowed in addresses.
17865 For non-addresses, consider that an additional offset or symbol is
17868 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17870 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17871 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17873 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17874 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17875 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17877 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17878 to 1 for TYPE_SSE{IADD1,CVT1}.
17879 (prefix_vex_imm8): Removed.
17880 (length_vex): Only pass 1 as second argument to
17881 ix86_attr_length_vex_default if prefix_extra is 0.
17882 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17883 (length): For prefix vex computation use length_immediate
17884 attribute instead of prefix_vex_imm8.
17885 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17886 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17887 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17888 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17889 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17890 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17891 a space in between the operands.
17892 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17893 if one operand is 0xff and the other one si, di, bp or sp.
17894 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17895 other one si, di, bp or sp.
17896 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17897 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17898 type and mode attributes.
17899 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17900 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17901 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17902 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17903 prefix_data16 attribute iff MODE_DF.
17904 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17905 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17906 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17907 constm128_operand in length_immediate computation.
17908 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17909 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17910 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17911 length_immediate attribute to 1.
17912 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17913 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17914 for certain alternatives.
17915 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17916 prefix_data16 attribute if MODE_V1DF.
17917 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17918 length_immediate to 1.
17919 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17920 length_address to 4, set mode attribute to MODE_DI.
17921 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17922 (fxam<mode>2_i387): Set length attribute to 4.
17923 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17924 *prefetch_3dnow_rex): Override length_address attribute.
17925 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17927 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17928 (constm128_operand): Removed.
17929 * config/i386/i386.c (memory_address_length): For
17930 disp && !index && !base in 64-bit mode account for SIB byte if
17931 print_operand_address can't optimize disp32 into disp32(%rip)
17932 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17933 for fs: or gs: segment.
17934 (ix86_attr_length_immediate_default): When checking if shortform
17935 is possible, truncate immediate to the length of the non-shortened
17937 (ix86_attr_length_address_default): Ignore MEM_P operands
17939 (ix86_attr_length_vex_default): Only check for DImode on
17940 GENERAL_REG_P operands.
17941 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17942 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17943 (sse_cvttps2pi): Clear prefix_rep attribute.
17944 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17946 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17947 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17948 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17949 iff operand 2 is const_int_operand.
17950 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17951 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17952 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17954 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17956 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17957 prefix_data16 attribute for movlpd and movhpd instructions.
17958 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17959 length_immediate for shufpd instruction.
17960 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17961 (avx_cmpp<avxmodesuffixf2c><mode>3,
17962 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17963 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17964 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17965 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17966 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17967 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17968 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17969 prefix_data16 attribute for the first alternative to 1.
17970 (*avx_loadlps): Override length_immediate for the first alternative.
17971 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17972 attributes for second alternative.
17973 (*vec_concatv2sf_sse4_1): Override length_immediate and
17974 prefix_data16 attributes for second alternative.
17975 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17976 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17977 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17978 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17979 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17980 prefix_data16 and length_immediate to 1.
17981 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17983 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17984 prefix_extra attribute for variants that don't have 0f prefix alone.
17985 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17986 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17987 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17988 *sse4_1_pextrd): Set length_immediate to 1.
17989 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17990 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17992 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17993 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17994 length_immediate to 1 for second alternative.
17995 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17996 prefix_extra and length_immediate attributes for the first
17998 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18000 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18001 to 1 for the first and third alternative.
18002 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18004 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18006 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18008 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18009 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18010 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18011 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18012 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18013 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18014 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18015 ssse3_psign<mode>3): Override prefix_rex attribute.
18016 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18017 (ssse3_palignrti): Override length_immediate to 1.
18018 (ssse3_palignrdi): Override length_immediate to 1, override
18019 prefix_rex attribute.
18020 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18021 (sse4a_extrqi): Override length_immediate to 2.
18022 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18023 (sse4a_insertq): Override prefix_data16 to 0.
18024 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18025 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18026 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18027 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18028 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18029 and length_immediate to 1.
18030 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18031 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18032 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18033 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18034 and length_immediate to 1.
18035 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18036 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18037 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18038 avx_ptest256): Override prefix_extra to 1.
18039 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18040 Override prefix_data16 and length_immediate to 1.
18041 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18042 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18043 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18044 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18045 prefix_data16 to 0 and prefix_extra to 2.
18046 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18047 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18049 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18050 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18051 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18052 and prefix_extra to 2.
18053 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18054 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18055 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18056 avx_vpermilvar<mode>3,
18057 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18058 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18059 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18060 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18061 Override prefix_extra to 1.
18062 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18063 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18064 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18065 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18066 prefix_extra and length_immediate to 1.
18067 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18069 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18070 to 1 for the first alternative.
18071 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18072 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18074 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18075 *movv2sf_internal_avx, *movv2sf_internal): Override
18076 prefix_rep attribute for certain alternatives.
18077 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18078 attributes for certain alternatives.
18079 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18080 attributes for certain alternatives.
18081 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18082 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18083 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18084 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18085 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18086 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18087 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18088 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18089 length_immediate to 1 if operand 2 is const_int_operand.
18090 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18091 *vec_extractv2si_1): Set length_immediate attribute to 1.
18092 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18093 using old 3DNOW insn rather than SSE/3DNOW_A.
18094 (mmx_emms, mmx_femms): Clear modrm attribute.
18096 2009-05-29 Martin Jambor <mjambor@suse.cz>
18098 * tree-sra.c: New implementation of SRA.
18100 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18101 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18102 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18103 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18104 (SRA_MAX_STRUCTURE_COUNT): Removed.
18105 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18106 * doc/invoke.texi (sra-max-structure-size): Removed.
18107 (sra-field-structure-ratio): Removed.
18109 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18111 PR middle-end/40291
18112 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18115 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18117 PR rtl-optimization/40101
18118 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18119 seqno. Adjust comment.
18120 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18121 inserting bookkeeping before a jump, the jump is not scheduled.
18122 When no positive seqno found, provide a value. Add comment.
18124 2009-05-29 Richard Guenther <rguenther@suse.de>
18126 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18127 short-cutting on the first component.
18129 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18131 PR middle-end/39958
18132 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18133 for trees other than decls/types.
18135 2009-05-29 Richard Guenther <rguenther@suse.de>
18137 * tree-ssa-operands.c (get_expr_operands): Do not handle
18138 INDIRECT_REFs in the handled-component case. Remove
18139 unused get_ref_base_and_extent case.
18140 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18141 tree_low_cst and host_integerp where possible.
18142 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18143 codes for equivalence.
18144 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18146 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18148 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18149 to tmake_file for i[34567]86-*-cygwin*.
18151 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18154 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18155 (altivec_categorize_keyword, init_vector_keywords,
18156 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18159 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18161 * tree.c (handle_dll_attribute): Check if node is
18162 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18164 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18166 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18168 (thumb2_zero_extendqidi2): Likewise.
18170 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18172 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18173 instead of gen_movrt.
18174 * config/sh/sh.md (movrt): Remove.
18176 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18178 * doc/invoke.texi (IA-64 Options):
18179 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18180 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18181 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18182 -msched-prefer-non-control-spec-insns,
18183 -msched-stop-bits-after-every-cycle,
18184 -msched-count-spec-in-critical-path,
18185 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18186 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18187 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18188 and -msched-spec-verbose.
18190 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18192 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18193 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18195 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18197 2009-05-28 Richard Guenther <rguenther@suse.de>
18199 * tree-ssa-alias.c (ao_ref_init): New function.
18200 (ao_ref_base): Likewise.
18201 (ao_ref_base_alias_set): Likewise.
18202 (ao_ref_alias_set): Likewise.
18203 (refs_may_alias_p_1): Change signature.
18204 (refs_may_alias_p): Adjust.
18205 (refs_anti_dependent_p): Likewise.
18206 (refs_output_dependent_p): Likewise.
18207 (call_may_clobber_ref_p_1): Change signature.
18208 (call_may_clobber_ref_p): Adjust.
18209 (stmt_may_clobber_ref_p_1): New function split out from ...
18210 (stmt_may_clobber_ref_p): ... here.
18211 (maybe_skip_until): Adjust signature.
18212 (get_continuation_for_phi): Likewise.
18213 (walk_non_aliased_vuses): Likewise.
18214 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18215 (ao_ref_init): Declare.
18216 (ao_ref_base): Likewise.
18217 (ao_ref_alias_set): Likewise.
18218 (stmt_may_clobber_ref_p_1): Likewise.
18219 (walk_non_aliased_vuses): Adjust.
18220 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18221 (get_ref_from_reference_ops): remove.
18222 (vn_reference_lookup_2): Adjust signature.
18223 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18224 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18225 (vn_reference_lookup): Adjust.
18226 (vn_reference_insert): Likewise.
18227 (vn_reference_insert_pieces): Adjust signature.
18228 (visit_reference_op_call): Adjust.
18229 * tree-ssa-pre.c (get_expr_type): Simplify.
18230 (phi_translate_1): Adjust.
18231 (compute_avail): Likewise.
18232 (translate_vuse_through_block): Do not re-build trees.
18233 (value_dies_in_block_x): Likewise.
18234 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18236 (vn_reference_lookup_pieces): Adjust declaration.
18237 (vn_reference_insert_pieces): Likewise.
18239 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18241 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18242 with checking disabled.
18244 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18248 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18249 macro definition for support of three-operand format aligned
18250 .comm directive in assembler on cygwin/pe/mingw target OS.
18251 * configure: Regenerate.
18252 * config.h: Regenerate.
18254 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18255 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18256 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18258 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18259 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18261 2009-05-28 Ira Rosen <irar@il.ibm.com>
18263 PR tree-optimization/40254
18264 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18265 in analysis of basic blocks.
18267 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18269 PR middle-end/33699
18270 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18271 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18272 (TARGET_INITIALIZER): Use it.
18273 * cse.c (CHEAPER): Move it up to the other macros.
18274 (insert): Rename this ...
18275 (insert_with_costs): ... to this. Add cost parameters. Update
18277 (insert): New function. Call insert_with_costs.
18278 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18279 find_reg_offset_for_const, try_const_anchors): New functions.
18280 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18281 when using a const-anchor. Call insert_const_anchors.
18282 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18283 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18285 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18287 * tree-inline.c (remap_decls): Enable nonlocalized variables
18288 when not optimizing.
18290 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18292 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18293 Simplify other tests involving optimize.
18295 2009-05-27 Tom Tromey <tromey@redhat.com>
18297 * unwind-dw2.c (_Unwind_DebugHook): New function.
18298 (uw_install_context): Call _Unwind_DebugHook.
18300 2009-05-27 Tom Tromey <tromey@redhat.com>
18302 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18304 2009-05-27 Ian Lance Taylor <iant@google.com>
18306 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18307 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18308 (ALL_LINKERFLAGS): Define.
18309 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18310 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18311 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18312 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18313 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18314 $(LINKER_FOR_BUILD).
18315 (build/gcov-iov$(build_exeext)): Likewise.
18317 2009-05-27 Julian Brown <julian@codesourcery.com>
18319 * gcse.c (target.h): Include.
18320 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18321 copy of argument to a pseudo register.
18323 2009-05-27 Diego Novillo <dnovillo@google.com>
18325 * tree-ssa-live.c (dump_scope_block): Document arguments.
18326 (dump_scope_blocks): Document.
18327 (debug_scope_blocks): New.
18328 * tree-flow.h (debug_scope_blocks): Declare.
18330 2009-05-21 Denis Chertykov <denisc@overta.ru>
18332 * doc/contrib.texi (Contributors): Add myself to the list.
18334 2009-05-27 Olivier Hainque <hainque@adacore.com>
18336 * expr.c (target_align): New function. Alignment the TARGET of an
18337 assignment may be assume to have.
18338 (highest_pow2_factor_for_target): Use it instead of relying on
18339 immediate tree attributes of TARGET, not necessarily honored when
18340 intermediate bitfields are involved.
18342 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18345 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18346 AVX, SSE4, AES, PCLMUL and POPCNT.
18348 2009-05-27 Diego Novillo <dnovillo@google.com>
18350 * tree-pretty-print.c (dump_location): New.
18351 (dump_generic_node): Call it.
18352 Factor code to handle BLOCK nodes ...
18353 (dump_block_node): ... here.
18355 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18357 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18359 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18361 * gcc-plugin.h: Include config.h and system.h.
18362 (IN_GCC): Define if not defined.
18364 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18366 PR middle-end/40249
18367 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18370 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18372 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18374 * config/m32r/m32r.h: Ditto.
18375 * config/m32r/m32r.md: Ditto.
18376 * config/m32r/predicates.md: Ditto.
18378 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18380 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18382 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18385 (Loading plugins): typo.
18386 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18387 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18388 (Interacting with the GCC Garbage Collector): Added new section.
18389 (Giving information about a plugin): Added new section for
18391 * ggc.h (ggc_register_root_tab): Added declaration.
18392 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18393 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18394 (register_callback): Improved comment in declaration.
18395 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18396 (extra_root_vec) Added static variable for dynamic roots registration.
18397 (ggc_register_root_tab) Added new routine.
18398 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18399 PLUGIN_GGC_MARKING event.
18400 * ggc-zone.c: Include plugin.h.
18401 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18402 * ggc-page.c: Include plugin.h.
18403 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18404 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18405 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18406 (register_callback): check lack of callbacks for
18407 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18408 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18409 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18410 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18411 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18412 dependency on plugin.h.
18413 (plugin.o): Added dependency on ggc.h...
18415 2009-05-26 Richard Guenther <rguenther@suse.de>
18417 PR middle-end/40248
18419 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18420 with mismatched comparison modes.
18422 * expr.c (expand_expr_real_1): Expand the operand of a
18423 VIEW_CONVERT_EXPR in its natural mode.
18425 2009-05-26 Ian Lance Taylor <iant@google.com>
18427 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18428 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18429 (ALL_COMPILERFLAGS): Define.
18430 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18431 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18432 (collect2$(exeext), collect2.o): Likewise.
18433 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18434 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18435 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18436 (libbackend.o, intl.o, cppdefault.o): Likewise.
18437 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18438 (build/%.o): Use $(COMPILER_FOR_BUILD).
18439 (build/gen%$(build_exeext)): Likewise.
18440 (build/gcov-iov$(build_exeext)): LIkewise.
18441 * config/t-darwin (darwin.o): Use $(COMPILER).
18442 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18443 * config/t-sol2 (sol2-c.o): Likewise.
18444 (sol2.o): Likewise.
18445 * config/t-vxworks (vxworks.o): Likewise.
18446 * config/x-darwin (host-darwin.o): Likewise.
18447 * config/x-hpux (host-hpux.o): Likewise.
18448 * config/x-linux (host-linux.o): Likewise.
18449 * config/x-solaris (host-solaris.o): Likewise.
18450 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18451 * config/arm/t-arm (arm-c.o): Likewise.
18452 * config/arm/t-pe (pe.o): Likewise.
18453 * config/arm/t-wince-pe (pe.o): Likewise.
18454 * config/i386/t-cygming (winnt.o): Likewise.
18455 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18456 * config/i386/t-cygwin (cygwin1.o): Likewise.
18457 (cygwin2.o): Likewise.
18458 * config/i386/t-i386 (i386-c.o): Likewise.
18459 * config/i386/t-interix (winnt.o): Likewise.
18460 * config/i386/t-netware (netware.o): Likewise.
18461 * config/i386/t-nwld (nwld.o): Likewise.
18462 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18463 * config/i386/x-i386 (driver-i386.o): Likewise.
18464 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18465 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18466 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18467 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18468 * config/mips/x-native (driver-native.o): Likewise.
18469 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18470 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18471 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18472 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18473 * config/score/t-score-elf (score7.o): Likewise.
18474 (score3.o): Likewise.
18475 * config/sh/t-sh (sh-c.o): Likewise.
18476 * config/sh/t-symbian (sh-c.o): Likewise.
18477 (symbian.o): Likewise.
18478 * config/spu/t-spu-elf (spu-c.o): Likewise.
18479 * config/v850/t-v850 (v850-c.o): Likewise.
18480 * config/v850/t-v850e (v850-c.o): Likewise.
18482 2009-05-26 Richard Guenther <rguenther@suse.de>
18484 PR tree-optimization/40122
18485 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18486 VECTOR_CSTs if possible.
18487 (fold_gimple_assign): Likewise.
18489 2009-05-26 Richard Guenther <rguenther@suse.de>
18491 PR middle-end/40252
18492 * fold-const.c (fold_binary): Use the correct types for building
18495 2009-05-26 Richard Guenther <rguenther@suse.de>
18497 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18498 redundant calls to merge_alias_info.
18499 (bump_vector_ptr): Likewise.
18500 * tree-ssa-copy.c (merge_alias_info): Remove.
18501 (replace_exp_1): Remove call to merge_alias_info.
18502 (propagate_tree_value): Likewise.
18503 (fini_copy_prop): Propagate points-to info.
18504 * tree-flow.h (merge_alias_info): Remove.
18506 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18508 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18510 2009-05-25 Jan Hubicka <jh@suse.cz>
18512 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18513 * cgraph.h (struct inline_summary): New filed self_wize,
18514 size_inlining_benefit, self_time and time_inlining_benefit.
18515 (struct cgraph_global_info): Replace insns by time ans size fields.
18516 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18517 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18518 (ipcp_update_callgraph): Do not touch function bodies.
18519 * ipa-inline.c: Include except.h
18520 (MAX_TIME): New constant.
18521 (overall_insns): Remove.
18522 (leaf_node_p): New.
18523 (overall_size, max_benefit): New static variables.
18524 (cgraph_estimate_time_after_inlining): New function.
18525 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18526 (cgraph_clone_inlined_nodes): Update size.
18527 (cgraph_mark_inline_edge): Update size.
18528 (cgraph_estimate_growth): Use size info.
18529 (cgraph_check_inline_limits): Check size.
18530 (cgraph_default_inline_p): Likewise.
18531 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18532 (cgraph_decide_recursive_inlining): Check size.
18533 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18535 (cgraph_decide_inlining): Likewise.
18536 (cgraph_decide_inlining_incrementally): Likewise; honor
18537 PARAM_EARLY_INLINING_INSNS.
18538 (likely_eliminated_by_inlining_p): New predicate.
18539 (estimate_function_body_sizes): New function.
18540 (compute_inline_parameters): Use it.
18541 * except.c (must_not_throw_labels): New function.
18542 * except.h (must_not_throw_labels): Declare.
18543 * tree-inline.c (init_inline_once): Kill inlining_weigths
18544 * tree-ssa-structalias.c: Avoid uninitialized warning.
18545 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18546 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18547 (PARAM_INLINE_CALL_COST): Remove.
18548 (PARAM_EARLY_INLINING_INSNS): New.
18550 2009-05-25 Richard Guenther <rguenther@suse.de>
18552 PR tree-optimization/36327
18553 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18554 callback for reference translation or lookup at the point of may-defs.
18555 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18556 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18557 for union COMPONENT_REFs.
18558 (vn_reference_lookup_3): New callback. Lookup from memset
18559 and CONSTRUCTOR assignment, translate through struct copies.
18560 (vn_reference_lookup_pieces): Make sure to not free the
18561 passed operands array. Adjust walk_non_aliased_vuses call.
18562 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18563 make sure we do not leak memory.
18565 2009-05-25 Richard Guenther <rguenther@suse.de>
18567 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18568 * tree-inline.c (expand_call_inline): Reset the escaped and
18569 callused solutions.
18570 * tree-ssa-structalias.c (pass_build_ealias): New.
18571 * tree-pass.h (pass_build_ealias): Declare.
18572 * passes.c (init_optimization_passes): Add PTA during
18573 early optimizations.
18574 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18575 and CALLUSED solutions.
18576 (dump_points_to_solution): New function, split out from ...
18577 (dump_points_to_info_for): ... here.
18578 * tree-parloops.c (parallelize_loops): Reset the escaped and
18579 callused solutions.
18581 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18584 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18585 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18587 2009-05-25 Ira Rosen <irar@il.ibm.com>
18589 PR tree-optimization/40238
18590 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18591 statements after basic block's labels.
18592 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18593 to free the allocated memory.
18595 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18597 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18598 return address with a USE.
18600 2009-05-24 Richard Guenther <rguenther@suse.de>
18602 PR middle-end/40233
18603 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18604 array type from the main variant of the inner type.
18606 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18608 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18609 definition to bool (from int) to un-break build.
18610 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18612 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18614 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18615 discard_stmt_changes): Delete.
18616 * tree-ssa-operands.c (scb_stack): Delete.
18617 (init_ssa_operands): Do not initialize it.
18618 (fini_ssa_operands): Do not free it.
18619 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18621 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18622 update_stmt, remove the others. Fix comments.
18623 * tree-dfa.c (optimize_stack_restore): Likewise.
18624 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18625 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18626 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18627 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18629 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18630 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18631 (dom_opt_finalize_block): Likewise, adjusting access to
18633 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18634 (stmts_to_rescan): Change item type to gimple.
18635 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18637 2009-05-24 Ira Rosen <irar@il.ibm.com>
18639 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18640 * tree-pass.h (pass_slp_vectorize): New pass.
18641 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18642 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18643 * tree-vectorizer.c (timevar.h): Include.
18644 (user_vect_verbosity_level): Declare.
18645 (vect_location): Fix comment.
18646 (vect_set_verbosity_level): Update user_vect_verbosity_level
18647 instead of vect_verbosity_level.
18648 (vect_set_dump_settings): Add an argument. Ignore user defined
18649 verbosity if dump flags require higher level of verbosity. Print to
18650 stderr only for loop vectorization.
18651 (vectorize_loops): Update call to vect_set_dump_settings.
18652 (execute_vect_slp): New function.
18653 (gate_vect_slp): Likewise.
18654 (struct gimple_opt_pass pass_slp_vectorize): New.
18655 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18656 access its members.
18657 (vec_info_for_bb): New function.
18658 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18659 (VECTORIZATION_ENABLED): New macro.
18660 (SLP_ENABLED, SLP_DISABLED): Likewise.
18661 (vect_is_simple_use): Add bb_vec_info argument.
18662 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18663 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18664 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18665 vect_schedule_slp, vect_analyze_slp): Likewise.
18666 (vect_analyze_stmt): Add slp_tree argument.
18667 (find_bb_location): Declare.
18668 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18669 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18670 (vect_analyze_loop_operations, vect_analyze_loop,
18671 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18672 vect_finalize_reduction, vectorizable_reduction,
18673 vectorizable_live_operation, vect_transform_loop): Likewise.
18674 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18675 skip evolution analysis if analyzing a basic block.
18676 (dr_analyze_indices): Likewise.
18677 (initialize_data_dependence_relation): Skip the test whether the
18678 object is invariant for basic blocks.
18679 (compute_all_dependences): Skip dependence analysis for data
18680 references in basic blocks.
18681 (find_data_references_in_stmt): Don't fail in case of invariant
18682 access in basic block.
18683 (find_data_references_in_bb): New function.
18684 (find_data_references_in_loop): Move code to
18685 find_data_references_in_bb and add a call to it.
18686 (compute_data_dependences_for_bb): New function.
18687 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18688 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18690 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18691 unknown dependence in basic block and fail in case of dependence in
18693 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18694 dependence instances from either loop or basic block vectorization
18696 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18697 before calling nested_in_vect_loop_p.
18698 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18699 dependence instances from either loop or basic block vectorization
18701 (vect_verify_datarefs_alignment): Likewise.
18702 (vect_enhance_data_refs_alignment): Adjust function calls.
18703 (vect_analyze_data_refs_alignment): Likewise.
18704 (vect_analyze_group_access): Fix printing. Skip different checks if
18705 DR_STEP is 0. Keep strided stores either in loop or basic block
18706 vectorization data structure. Fix indentation.
18707 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18709 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18710 dependence instances from either loop or basic block vectorization
18712 (vect_analyze_data_refs): Update comment. Call
18713 compute_data_dependences_for_bb to analyze basic blocks.
18714 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18715 case of loop vectorization. In case of basic block vectorization use
18716 data-ref itself as a base.
18717 (vect_create_data_ref_ptr): In case of basic block vectorization:
18718 don't advance the pointer, add new statements before the current
18719 statement. Adjust function calls.
18720 (vect_supportable_dr_alignment): Support only aligned accesses in
18721 basic block vectorization.
18722 * common.opt (ftree-slp-vectorize): New flag.
18723 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18724 (vect_pattern_recog_1): Likewise.
18725 * tree-vect-stmts.c (process_use): Likewise.
18726 (vect_init_vector): Add new statements in the beginning of the basic
18727 block in case of basic block SLP.
18728 (vect_get_vec_def_for_operand): Adjust function calls.
18729 (vect_finish_stmt_generation): Likewise.
18730 (vectorizable_call): Add assert that it is loop vectorization, adjust
18732 (vectorizable_conversion, vectorizable_assignment): Likewise.
18733 (vectorizable_operation): In case of basic block SLP, take
18734 vectorization factor from statement's type and skip the relevance
18735 check. Adjust function calls.
18736 (vectorizable_type_demotion): Add assert that it is loop
18737 vectorization, adjust function calls.
18738 (vectorizable_type_promotion): Likewise.
18739 (vectorizable_store): Check for outer loop only in case of loop
18740 vectorization. Adjust function calls. For basic blocks, skip the
18741 relevance check and don't advance pointers.
18742 (vectorizable_load): Likewise.
18743 (vectorizable_condition): Add assert that it is loop vectorization,
18744 adjust function calls.
18745 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18746 that it is not reduction, get vector type, call only supported
18747 functions, skip loop specific parts.
18748 (vect_transform_stmt): Check for outer loop only in case of loop
18750 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18751 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18752 for external definition.
18753 * passes.c (pass_slp_vectorize): New pass.
18754 * tree-vect-slp.c (find_bb_location): New function.
18755 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18756 check for patterns only in loops.
18757 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18758 case of multiple types in basic block SLP.
18759 (vect_mark_slp_stmts_relevant): New function.
18760 (vect_supported_load_permutation_p): Fix comment.
18761 (vect_analyze_slp_instance): Add argument. In case of basic block
18762 SLP, take vectorization factor from statement's type, check that
18763 unrolling factor is 1. Adjust function call. Save SLP instance in
18764 either loop or basic block vectorization structure. Return FALSE,
18766 (vect_analyze_slp): Add argument. Get strided stores groups from
18767 either loop or basic block vectorization structure. Return FALSE
18768 if basic block SLP failed.
18769 (new_bb_vec_info): New function.
18770 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18771 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18772 (vect_schedule_slp): Add argument. Get SLP instances from either
18773 loop or basic block vectorization structure. Set vectorization factor
18774 to be 1 for basic block SLP.
18775 (vect_slp_transform_bb): New function.
18776 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18778 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18780 * final.c (shorten_branches): Do not align labels for jump tables.
18781 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18783 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18785 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18786 Remove outdated reference to flow.c and fix nits.
18787 * doc/gccint.texi: Tweak RTL description.
18788 * doc/rtl.texi: Likewise.
18790 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18792 * config/avr/avr.c: Change my email address.
18793 * config/avr/avr.h: Likewise.
18794 * config/avr/avr.md: Likewise.
18795 * config/avr/avr-protos.h: Likewise.
18796 * config/avr/libgcc.S: Likewise.
18798 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18800 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18801 (spu_split_load, spu_split_store): Change return type to int.
18802 (spu_split_convert): Declare.
18803 * config/spu/predicates.md (spu_mem_operand): Remove.
18804 (spu_mov_operand): Update.
18805 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18806 * config/spu/spu.c (regno_aligned_for_load): Remove.
18807 (reg_aligned_for_addr, spu_expand_load): Define.
18808 (spu_expand_extv): Reimplement and handle MEM.
18809 (spu_expand_insv): Handle MEM.
18810 (spu_sched_reorder): Handle insn's with length 0.
18811 (spu_legitimate_address_p): Reimplement.
18812 (store_with_one_insn_p): Return TRUE for any mode with size
18813 larger than 16 bytes.
18814 (address_needs_split): Define.
18815 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18817 (spu_convert_move): Define.
18818 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18819 (spu_split_store): Change all MEM's to TImode.
18820 (spu_init_expanders): Preallocate registers that correspond to
18821 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18823 (spu_split_convert): Define.
18824 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18825 (_move<mode>, _movdi, _movti): Update predicate and condition.
18826 (load, store): Change to define_split.
18827 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18829 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18830 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18831 define_insn_and_split of lshr<mode>3.
18832 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18833 (<v>ashr<mode>3_imm): Define.
18834 (extv, extzv, insv): Allow MEM operands.
18835 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18836 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18837 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18838 (_spu_convert2): Change to define_insn_and_split and remove the
18839 corresponding define_peephole2.
18840 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18841 Change predicates to memory_operand.
18843 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18845 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18847 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18849 PR tree-optimization/40219
18850 * tree.c (iterative_hash_expr): Make sure the builtin function is
18851 a normal builtin function and not a front end or back end builtin
18852 before indexing into the built_in_decls array.
18854 2009-05-22 Richard Guenther <rguenther@suse.de>
18856 PR middle-end/38964
18857 * alias.c (write_dependence_p): Do not use TBAA for answering
18858 anti-dependence or output-dependence.
18859 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18860 (emit_pointer_definition): Remove.
18861 (emit_alias_warning): Likewise.
18862 (find_what_var_points_to): Remove TBAA pruning code.
18863 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18865 (compute_points_to_sets): Remove code computing the set of
18866 dereferenced pointers.
18867 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18868 oracle for querying anti and output dependencies.
18869 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18870 if TBAA may be applied.
18871 (refs_anti_dependent_p): New function.
18872 (refs_output_dependent_p): Likewise.
18873 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18874 (refs_output_dependent_p): Likewise.
18875 * doc/tree-ssa.texi (Memory model): New section.
18876 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18877 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18878 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18879 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18880 * expr.c (expand_expr_real_1): Likewise.
18881 * gimple-low.c (lower_stmt): Likewise.
18882 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18883 (dump_gimple_cdt): Remove.
18884 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18885 (gimple_size): Likewise.
18886 (walk_gimple_op): Likewise.
18887 (is_gimple_stmt): Likewise.
18888 (walk_stmt_load_store_addr_ops): Likewise.
18889 (gimple_build_cdt): Remove.
18890 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18891 * gimple.h (gimple_cdt_new_type): Remove.
18892 (gimple_cdt_new_type_ptr): Likewise.
18893 (gimple_cdt_set_new_type): Likewise.
18894 (gimple_cdt_location): Likewise.
18895 (gimple_cdt_location_ptr): Likewise.
18896 (gimple_cdt_set_location): Likewise.
18897 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18898 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18899 GIMPLE_CHANGE_DYNAMIC_TYPE.
18900 (verify_types_in_gimple_stmt): Likewise.
18901 * tree-inline.c (estimate_num_insns): Likewise.
18902 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18903 (copy_decl_to_var): Likewise.
18904 (copy_result_decl_to_var): Likewise.
18905 * tree-pretty-print.c (dump_generic_node): Do not handle
18906 CHANGE_DYNAMIC_TYPE_EXPR.
18907 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18908 * tree-ssa-operands.c (get_expr_operands): Likewise.
18909 * tree-ssa-structalias.c (struct variable_info): Remove
18910 no_tbaa_pruning member.
18911 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18912 (unify_nodes): Do not copy it.
18913 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18914 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18915 (set_uids_in_ptset): Do not check it.
18916 (find_what_var_points_to): Likewise.
18917 (compute_tbaa_pruning): Remove.
18918 (compute_points_to_sets): Do not call it.
18919 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18920 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18921 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18922 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18923 (DECL_NO_TBAA_P): Likewise.
18924 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18925 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18926 (expand_omp_atomic_pipeline): Do not set it.
18927 * print-tree.c (print_node): Do not dump it.
18928 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18931 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18934 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18937 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18939 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18942 2009-05-22 Ben Elliston <bje@au.ibm.com>
18944 * Makefile.in (bversion.h, s-bversion): New targets.
18945 (TOPLEV_H): Add bversion.h.
18946 * toplev.h: Include "bversion.h".
18947 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18948 the __format__ attribute only if compiling with the same version
18949 of GCC as the sources (the "build version").
18951 2009-05-22 Ben Elliston <bje@au.ibm.com>
18953 * c-format.c (handle_format_attribute): Fix comment typo.
18955 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18958 * config/ia64/ia64.opt (mfused-madd): New.
18959 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18960 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18961 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18962 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18963 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18964 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18965 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18966 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18967 instruction if !TARGET_FUSED_MADD.
18968 (fpma, fpms): Remove colon from name.
18970 2009-05-22 Richard Guenther <rguenther@suse.de>
18972 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18973 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18974 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18976 (create_expression_by_pieces): Only convert if necessary.
18977 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18978 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18980 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18982 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18983 regular pattern from a template and rename it ...
18984 (*extzv_truncsi_exts): ... to this.
18986 2009-05-21 Richard Guenther <rguenther@suse.de>
18988 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18989 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18990 (cgraph_default_inline_p): Likewise.
18991 (cgraph_decide_inlining_incrementally): Likewise.
18993 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18994 Uros Bizjak <ubizjak@gmail.com>
18996 * config/i386/cpuid.h (bit_MOVBE): New.
18998 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19000 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19001 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19002 (ix86_handle_option): Handle OPT_mmovbe.
19003 (ix86_target_string): Add -mmovbe.
19004 (pta_flags): Add PTA_MOVBE.
19005 (processor_alias_table): Add PTA_MOVBE to "atom".
19006 (override_options): Handle PTA_MOVBE.
19008 * config/i386/i386.h (TARGET_MOVBE): New.
19010 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19011 (*bswapsi_movbe): New.
19012 (*bswapdi_movbe): Likewise.
19013 (bswapdi2): Renamed to ...
19014 (*bswapdi_1): This.
19015 (bswapdi2): New expander.
19017 * config/i386/i386.opt (mmovbe): New.
19019 * doc/invoke.texi: Document -mmovbe.
19021 2009-05-21 Taras Glek <tglek@mozilla.com>
19023 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19024 * gcc-plugin.h (plugin_init): Updated signature.
19025 * gcc-plugin.h (plugin_name_args): Moved to this header.
19026 * doc/plugins.texi (plugin_init): Updated documention to reflect
19028 * doc/plugins.texi (plugin_name_args): Added to documention.
19030 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19032 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19033 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19035 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19037 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19038 JUMP_TABLE_DATA_P predicates where applicable.
19039 * config/i386/predicates.md: Ditto.
19040 * config/i386/sse.md: Ditto.
19042 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19044 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19045 operand2 -128 override length_immediate attribute to 1.
19046 * config/i386/predicates.md (constm128_operand): New predicate.
19048 * config/i386/i386.c (memory_address_length): Handle %r12
19049 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19051 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19052 mode look through optional ZERO_EXTEND and SUBREG.
19053 * config/i386/i386.md (R12_REG): New define_constant.
19054 (prefix_data16): For sse unit set also for MODE_TI insns.
19055 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19056 insns set if operand 1 is ext_QIreg_operand.
19057 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19058 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19060 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19061 mode from MODE_DI to MODE_SI.
19062 (movdi_1_rex64): Override modrm and length_immediate attributes
19063 only for movabs (TYPE_IMOV, alternative 2).
19064 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19065 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19066 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19067 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19068 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19069 prefix_rex attribute if DImode.
19070 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19071 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19072 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19073 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19074 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19075 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19076 Likewise. For TYPE_IMOV clear length_immediate attribute.
19077 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19078 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19079 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19080 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19081 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19082 or one operand TYPE_ISHIFT.
19083 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19084 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19085 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19086 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19087 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19088 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19089 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19090 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19091 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19092 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19093 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19094 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19095 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19096 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19097 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19098 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19099 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19100 set mode attribute, don't override length attribute.
19101 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19103 (return_internal_long): Set length attribute to 2 instead of 1.
19104 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19105 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19106 prefix_rex attribute.
19107 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19109 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19111 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19113 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19115 2009-05-20 Ian Lance Taylor <iant@google.com>
19117 * tree.c (build_tree_list_vec_stat): New function.
19118 (ctor_to_vec): New function.
19119 (build_nt_call_vec): New function.
19120 (build_call_array): Change args to be a const pointer.
19121 (build_call_vec): New function.
19122 * tree.h (build_nt_call_vec): Declare.
19123 (build_tree_list_vec_stat): Declare.
19124 (build_tree_list_vec): Define.
19125 (build_call_array): Update declaration.
19126 (build_call_vec): Declare.
19127 (ctor_to_vec): Declare.
19128 * c-common.c (tree_vector_cache): New static variable.
19129 (make_tree_vector): New function.
19130 (release_tree_vector): New function.
19131 (make_tree_vector_single): New function.
19132 (make_tree_vector_copy): New function.
19133 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19134 (make_tree_vector_single, make_tree_vector_copy): Declare.
19135 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19136 (c_parser_expr_list): Don't manage cache here, instead call
19138 (c_parser_release_expr_list): Remove static function.
19139 (c_parser_vec_to_tree_list): Remove static function.
19140 (c_parser_attributes): Call build_tree_list_vec instead of
19141 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19142 c_parser_release_expr_list.
19143 (c_parser_postfix_expression_after_primary): Likewise.
19144 (c_parser_objc_keywordexpr): Likewise.
19146 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19148 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19149 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19150 TARGET_CONVERT_TO_TYPE.
19151 * hooks.c (hook_tree_const_tree_null): Define.
19152 * hooks.h (hook_tree_const_tree_null): Declare.
19153 * target.h (struct gcc_target): Add invalid_parameter_type,
19154 invalid_return_type, promoted_type, and convert_to_type fields.
19155 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19156 (TARGET_INVALID_RETURN_TYPE): Define.
19157 (TARGET_PROMOTED_TYPE): Define.
19158 (TARGET_CONVERT_TO_TYPE): Define.
19159 (TARGET_INITIALIZER): Update for new fields.
19160 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19161 (grokparms): Check targetm.invalid_parameter_type.
19162 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19163 * c-convert.c (convert): Check targetm.convert_to_type.
19165 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19167 * config/mips/mips.md (*extenddi_truncate<mode>,
19168 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19170 (*extendhi_truncateqi): New define_insn_and_sptit.
19172 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19174 PR middle-end/40204
19175 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19176 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19178 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19180 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19181 the operand of VIEW_CONVERT_EXPR.
19183 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19185 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19186 extended family and model for Intel processors. Support Intel Atom.
19188 2009-05-20 Olivier Hainque <hainque@adacore.com>
19190 * gstab.h (stab_code_type): Define, to be used instead of the
19191 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19193 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19194 occurrences by stab_code_type.
19195 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19197 2009-05-20 Martin Jambor <mjambor@suse.cz>
19199 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19200 (sra_insert_before): Likewise.
19201 (sra_insert_after): Likewise.
19202 (sra_init_cache): Likewise.
19203 (sra_type_can_be_decomposed_p): Likewise.
19204 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19205 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19206 (sra_insert_before): Likewise.
19207 (sra_insert_after): Likewise.
19208 (sra_init_cache): Likewise.
19209 (insert_edge_copies_seq): Made static and moved upwards.
19211 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19214 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19216 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19217 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19220 2009-05-20 Richard Guenther <rguenther@suse.de>
19222 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19223 with mismatched comparison modes.
19225 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19227 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19228 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19229 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19230 with shifts for Thumb2.
19231 (orsi_notsi): New for orn.
19232 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19233 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19234 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19235 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19236 Don't invert remainder for IOR.
19238 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19240 PR tree-optimization/40087
19241 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19242 number_of_iterations_ne): Rename never_infinite argument.
19243 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19244 number_of_iterations_le): Handle pointer-type ivs when
19245 exit_must_be_taken is false.
19246 (number_of_iterations_cond): Do not always assume that
19247 exit_must_be_taken if the control variable is a pointer.
19249 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19251 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19252 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19254 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19256 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19257 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19259 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19262 * c.opt (Wlogical-op): Disabled by default.
19263 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19265 * doc/invoke.texi (Wlogical-op): Likewise.
19267 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19269 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19271 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19272 Propagate the type of the first operand.
19273 <ASSERT_EXPR>: Simplify.
19274 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19275 Rewrite using the RHS code as discriminant.
19276 <NOP_EXPR>: Turn into CASE_CONVERT.
19277 <PLUS_EXPR>: Propagate the type of the first operand.
19279 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19281 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19282 (ia64_dconst_0_375): New.
19283 * config/ia64/ia64.c (ia64_override_options): Remove
19284 -minline-sqrt-min-latency warning.
19285 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19286 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19287 * config/ia64/ia64.md (*sqrt_approx): Remove.
19288 (sqrtsf2): Remove #if 0.
19289 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19290 (sqrtdf): Remove assert.
19291 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19292 (sqrtxf2): Remove #if 0.
19293 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19294 * div.md (sqrt_approx_rf): New.
19295 (sqrtsf2_internal_thr): New implementation.
19296 (sqrtsf2_internal_lat): New.
19297 (sqrtdf2_internal_thr: New implementation.
19298 (sqrtxf2_internal): New implementation.
19300 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19301 Hans-Peter Nilsson <hp@axis.com>
19303 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19304 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19305 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19306 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19307 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19308 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19309 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19310 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19311 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19312 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19313 * c-common.c: ...from here.
19315 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19317 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19319 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19321 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19323 2009-05-19 Ben Elliston <bje@au.ibm.com>
19325 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19326 assignments with memcpy calls.
19327 (add_fdes): Likewise.
19328 (binary_search_unencoded_fdes): Likewise.
19329 (linear_search_fdes): Eliminate type puns.
19331 2009-05-19 Richard Guenther <rguenther@suse.de>
19333 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19334 not falsely claim to have propagated into all uses.
19336 2009-05-19 Ben Elliston <bje@au.ibm.com>
19338 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19341 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19343 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19344 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19345 (TARGET_LEGITIMATE_ADDRESS_P): New.
19346 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19347 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19349 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19352 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19353 child of the containing namespace's DIE.
19355 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19357 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19358 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19359 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19362 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19365 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19366 gen_align with gen_pad.
19367 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19368 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19370 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19371 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19373 * config/i386/i386.md (align): Renamed to ...
19374 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19375 ASM_OUTPUT_MAX_SKIP_PAD.
19377 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19379 * config.gcc: Fix variable syntax.
19382 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19383 before calling exact_log2.
19384 (output_iorsi3): Likewise.
19385 (output_xorsi3): Likewise.
19387 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19389 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19390 for the none zero constant operand except for EQ and NE
19391 comprisons even when the first operand is R0.
19393 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19395 * config/s390/2064.md: Remove trailing whitespaces.
19396 * config/s390/2084.md: Likewise.
19397 * config/s390/constraints.md: Likewise.
19398 * config/s390/fixdfdi.h: Likewise.
19399 * config/s390/libgcc-glibc.ver: Likewise.
19400 * config/s390/s390-modes.def: Likewise.
19401 * config/s390/s390-protos.h: Likewise.
19402 * config/s390/s390.c: Likewise.
19403 * config/s390/s390.h: Likewise.
19404 * config/s390/s390.md: Likewise.
19405 * config/s390/tpf-unwind.h: Likewise.
19407 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19409 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19411 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19414 * configure.ac (m68k-*-*): Check if binutils support TLS.
19415 * configure: Regenerate.
19416 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19417 * config/m68k/constraints.md (Cu): New constraint.
19418 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19419 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19420 (movsi): Handle TLS symbols.
19421 (addsi3_5200): Handle XTLS symbols, indent.
19422 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19423 (m68k_tls_reference_p): Declare.
19424 (m68k_legitimize_address): Declare.
19425 (m68k_unwrap_symbol): Declare.
19426 * config/m68k/m68k.opt (mxtls): New option.
19427 * config/m68k/m68k.c (ggc.h): Include.
19428 (m68k_output_dwarf_dtprel): Implement hook.
19429 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19430 (m68k_expand_prologue): Load GOT pointer when function needs it.
19431 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19432 (m68k_legitimate_constant_address_p): Same.
19433 (m68k_decompose_address): Handle TLS references.
19434 (m68k_get_gp): New static function.
19435 (enum m68k_reloc): New contants.
19436 (TLS_RELOC_P): New macro.
19437 (m68k_wrap_symbol): New static function.
19438 (m68k_unwrap_symbol): New function.
19439 (m68k_final_prescan_insn_1): New static function.
19440 (m68k_final_prescan_insn): New function.
19441 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19443 (legitimize_pic_address): Handle TLS references..
19444 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19445 (m68k_libcall_value_in_a0_p)
19446 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19447 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19448 (m68k_legitimize_tls_address): Handle TLS references.
19449 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19451 (m68k_legitimize_address): Handle TLS symbols.
19452 (m68k_get_reloc_decoration): New static function.
19453 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19455 (m68k_output_dwarf_dtprel): Implement hook.
19456 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19457 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19458 m68k_call_* routines.
19459 (sched_attr_op_type): Handle TLS symbols.
19460 (gt-m68k.h): Include.
19461 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19462 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19464 2009-05-18 Martin Jambor <mjambor@suse.cz>
19466 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19467 (visit_store_addr_for_mod_analysis): New function.
19468 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19469 (determine_cst_member_ptr): Use gimple_assign_single_p.
19470 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19471 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19472 operands. Don't check number of operands of a NOP_EXPR.
19474 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19476 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19478 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19481 * c-common.c (warn_logical_operator): Don't warn if one of
19482 expression isn't always true or false.
19484 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19486 * config/i386/biarch32.h: New file.
19487 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19489 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19491 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19492 *zero_extend<mode>_truncqi): Merge these into ...
19493 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19494 Name the pattern following this as *zero_extendhi_truncqi.
19496 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19498 PR middle-end/39301
19499 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19500 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19501 (output_info): Make field HOST_WIDEST_INT.
19502 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19503 (dump_bitmat_statistics): Same.
19505 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19507 * config.gcc (use_gcc_stdint): Set to wrap.
19508 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19509 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19510 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19511 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19512 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19513 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19514 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19515 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19517 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19519 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19521 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19522 Move definitions earlier.
19523 (OPT_ARCH64, OPT_ARCH32): Define.
19524 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19527 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19530 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19533 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19535 * arm.md (movdi2): Copy non-reg values to DImode registers.
19537 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19540 * final.c (label_to_max_skip): New function.
19541 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19542 CODE_LABEL_NUMBER <= max_labelno.
19543 * output.h (label_to_max_skip): New prototype.
19544 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19545 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19546 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19547 Handle CODE_LABELs with >= 16 byte alignment or with
19548 max_skip == (1 << align) - 1.
19549 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19550 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19553 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19554 .p2align 3 if MAX_SKIP is smaller than 7.
19555 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19557 2009-05-15 Ian Lance Taylor <iant@google.com>
19559 * alias.c (struct alias_set_entry_d): Rename from struct
19560 alias_set_entry. Change all uses.
19561 * except.c (struct call_site_record_d): Rename from struct
19562 call_site_record. Change all uses.
19563 * except.h (struct eh_region_d): Rename from struct eh_region.
19565 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19567 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19568 ivtype_map_elt. Change all uses.
19569 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19571 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19572 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19574 (struct sese_d): Rename from struct sese. Change all uses.
19575 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19576 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19577 * optabs.h (struct optab_d): Rename from struct optab. Change all
19579 (struct convert_optab_d): Rename from struct convert_optab.
19581 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19582 ipa_opt_pass. Change all uses.
19583 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19586 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19587 defined as a typedef.
19588 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19591 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19594 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19596 (merge_ranges): Returns bool.
19597 * tree.h (make_range): .. to here.
19598 (build_range_check): Likewise.
19599 (merge_ranges): Likewise. Renamed from merge_ranges.
19600 * c-typeck.c (parser_build_binary_op): Update calls to
19601 warn_logical_operator.
19602 * c-common.c (warn_logical_operator): Add new warning.
19603 * c-common.h (warn_logical_operator): Update declaration.
19605 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19607 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19609 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19611 * doc/install.texi: Document MPC requirements, flags etc.
19613 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19614 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19615 Evaluate constant arguments.
19616 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19617 (fold_builtin_1): Likewise, also evaluate constant arguments.
19618 Remove superfluous break.
19619 (do_mpc_ckconv): New.
19620 * real.h: Include mpc.h.
19621 * toplev.c (print_version): Output MPC version info if available.
19623 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19625 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19627 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19629 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19632 2009-05-15 Jan Hubicka <jh@suse.cz>
19634 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19635 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19636 (try_inline): Fix return value.
19637 (cgraph_decide_inlining_incrementally): Honor new value.
19638 (cgraph_early_inlining): Handle indirect inlining.
19639 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19641 2009-05-15 Jan Hubicka <jh@suse.cz>
19643 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19644 * cgraphunit.c (cgraph_finalize_function): Set it.
19645 (cgraph_expand_function): Use it.
19647 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19649 * real.c (encode_ieee_half): Define.
19650 (decode_ieee_half): Define.
19651 (ieee_half_format): Define.
19652 (arm_half_format): Define.
19653 * real.h (ieee_half_format): Declare.
19654 (arm_half_format): Declare.
19656 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19658 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19659 swapped, and reversed optabs exist before trying to use them.
19661 2009-05-15 Paul Brook <paul@codesourcery.com>
19662 Sandra Loosemore <sandra@codesourcery.com>
19664 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19665 loads. Allow PRE_DEC.
19666 (output_move_neon): Handle PRE_DEC.
19667 (arm_print_operand): Add 'A' for neon structure loads.
19668 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19669 * config/arm/neon.md (neon_mov): Update comment.
19670 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19672 (Um): New constraint.
19674 2009-05-15 Jan Hubicka <jh@suse.cz>
19676 Revert the following patch until testsuite fallout is fixed:
19677 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19678 * cgraph.h (struct inline_summary): New filed self_wize,
19679 size_inlining_benefit, self_time and time_inlining_benefit.
19680 (struct cgraph_global_info): Replace insns by time ans size fields.
19681 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19682 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19683 (ipcp_update_callgraph): Do not touch function bodies.
19684 * ipa-inline.c: Include except.h
19685 (MAX_TIME): New constant.
19686 (overall_insns): Remove
19687 (overall_size, max_benefit): New static variables.
19688 (cgraph_estimate_time_after_inlining): New function.
19689 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19690 (cgraph_clone_inlined_nodes): Update size.
19691 (cgraph_mark_inline_edge): Update size.
19692 (cgraph_estimate_growth): Use size info.
19693 (cgraph_check_inline_limits): Check size.
19694 (cgraph_default_inline_p): Likewise.
19695 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19696 (cgraph_decide_recursive_inlining): Check size.
19697 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19699 (cgraph_decide_inlining): Likewise.
19700 (cgraph_decide_inlining_incrementally): Likewise; honor
19701 PARAM_EARLY_INLINING_INSNS.
19702 (likely_eliminated_by_inlining_p): New predicate.
19703 (estimate_function_body_sizes): New function.
19704 (compute_inline_parameters): Use it.
19705 * except.c (must_not_throw_labels): New function.
19706 * except.h (must_not_throw_labels): Declare.
19707 * tree-inline.c (init_inline_once): Kill inlining_weigths
19708 * tree-ssa-structalias.c: Avoid uninitialized warning.
19709 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19710 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19711 (PARAM_INLINE_CALL_COST): Remove.
19712 (PARAM_EARLY_INLINING_INSNS): New.
19714 2009-05-15 Richard Guenther <rguenther@suse.de>
19716 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19717 not TODO_update_ssa.
19719 2009-05-15 Richard Guenther <rguenther@suse.de>
19721 PR tree-optimization/39999
19722 * gimple.h (gimple_expr_type): Use the expression type looking
19723 through useless conversions.
19724 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19725 (vn_nary_op_insert_stmt): Likewise.
19726 (simplify_binary_expression): Likewise.
19728 2009-05-15 Richard Guenther <rguenther@suse.de>
19730 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19731 New options, enabled by default.
19732 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19734 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19735 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19736 * tree-ssa-structalias.c (gate_tree_pta): New function.
19737 (pass_build_alias): Use it.
19739 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19742 recurse on an invariant address if a conversion from a pointer
19743 type to a wider integer type is involved.
19745 2009-05-15 Jan Hubicka <jh@suse.cz>
19747 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19748 * cgraph.h (struct inline_summary): New filed self_wize,
19749 size_inlining_benefit, self_time and time_inlining_benefit.
19750 (struct cgraph_global_info): Replace insns by time ans size fields.
19751 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19752 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19753 (ipcp_update_callgraph): Do not touch function bodies.
19754 * ipa-inline.c: Include except.h
19755 (MAX_TIME): New constant.
19756 (overall_insns): Remove
19757 (overall_size, max_benefit): New static variables.
19758 (cgraph_estimate_time_after_inlining): New function.
19759 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19760 (cgraph_clone_inlined_nodes): Update size.
19761 (cgraph_mark_inline_edge): Update size.
19762 (cgraph_estimate_growth): Use size info.
19763 (cgraph_check_inline_limits): Check size.
19764 (cgraph_default_inline_p): Likewise.
19765 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19766 (cgraph_decide_recursive_inlining): Check size.
19767 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19769 (cgraph_decide_inlining): Likewise.
19770 (cgraph_decide_inlining_incrementally): Likewise; honor
19771 PARAM_EARLY_INLINING_INSNS.
19772 (likely_eliminated_by_inlining_p): New predicate.
19773 (estimate_function_body_sizes): New function.
19774 (compute_inline_parameters): Use it.
19775 * except.c (must_not_throw_labels): New function.
19776 * except.h (must_not_throw_labels): Declare.
19777 * tree-inline.c (init_inline_once): Kill inlining_weigths
19778 * tree-ssa-structalias.c: Avoid uninitialized warning.
19779 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19780 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19781 (PARAM_INLINE_CALL_COST): Remove.
19782 (PARAM_EARLY_INLINING_INSNS): New.
19783 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19784 (inline-call-cost): Remove.
19785 (early-inlining-insns): New.
19787 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19789 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19791 (print_int_cst_bounds_in_octal_p): Likewise.
19792 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19794 * dwarf2out.c (base_type_die): Likewise.
19795 (is_subrange_type): Delete.
19796 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19797 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19798 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19799 if the destination type is boolean.
19800 (build_range_check): Do not special-case subtypes.
19801 (fold_sign_changed_comparison): Likewise.
19802 (fold_unary): Likewise.
19803 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19804 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19805 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19806 * tree.c (subrange_type_for_debug_p): New predicate based on the
19807 former is_subrange_type.
19808 * tree.h (subrange_type_for_debug_p): Declare.
19809 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19810 (convert_affine_scev): Remove call to above function.
19811 (chrec_convert_aggressive): Likewise.
19812 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19813 false for conversions involving subtypes.
19814 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19815 (vrp_val_min): Likewise.
19816 (needs_overflow_infinity): Likewise.
19817 (extract_range_from_unary_expr): Likewise.
19819 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19821 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19822 * config/frv/frv.c: Likewise.
19823 * config/s390/s390.c: Likewise.
19824 * config/sparc/sparc.h: Likewise.
19825 * config/i386/i386.h: Likewise.
19826 * config/i386/i386.c: Likewise.
19827 * config/crx/crx.c: Likewise.
19828 * config/m68hc11/m68hc11.h: Likewise.
19829 * config/iq2000/iq2000.c: Likewise.
19830 * config/mn10300/mn10300.h: Likewise.
19831 * config/mn10300/mn10300.c: Likewise.
19832 * config/m68k/m68k.c: Likewise.
19833 * config/rs6000/rs6000.c: Likewise.
19834 * config/rs6000/xcoff.h: Likewise.
19835 * config/rs6000/linux64.h: Likewise.
19836 * config/rs6000/sysv4.h: Likewise.
19837 * config/score/score3.c: Likewise.
19838 * config/score/score7.c: Likewise.
19839 * config/score/score.c: Likewise.
19840 * config/arm/arm.md: Likewise.
19841 * config/mips/mips.c: Likewise.
19842 * config/mips/mips.md: Likewise.
19843 * config/bfin/bfin.h: Likewise.
19844 * config/pa/pa.c: Likewise.
19845 * config/pa/constraints.md: Likewise.
19847 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19848 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19849 * config/pdp11/pdp11.h: Use memory_address_p instead.
19851 2009-05-14 Ian Lance Taylor <iant@google.com>
19853 * passes.c (finish_optimization_passes): Change i to int.
19854 * plugin.c (plugins_active_p): Change event to int.
19855 (dump_active_plugins): Likewise.
19856 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19858 * tree.c (tree_range_check_failed): Change c to unsigned int.
19859 (omp_clause_range_check_failed): Likewise.
19860 (build_common_builtin_nodes): Change mode to int. Add cast.
19861 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19862 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19864 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19865 ++ or -- with a variable of enum type.
19867 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19870 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19872 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19874 * store-motion.c: Do not include params.h
19875 * Makefile.in: Fix dependencies for various files.
19877 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19879 * auto-inc-dec.c: Fix pass description, remove apparent
19880 accidental duplication.
19882 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19884 PR middle-end/40147
19885 * ipa-utils.h (memory_identifier_string): Moved to ...
19886 * tree.h (memory_identifier_string): Here. Add GTY(()).
19888 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19890 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19891 in the former documentation of...
19892 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19893 * ira-conflicts.c (get_dup_num): Use address_operand.
19894 * targhooks.c (default_legitimate_address_p): New.
19895 * targhooks.h (default_legitimate_address_p): New.
19896 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19898 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19899 * target.h (struct target): Add legitimate_address_p.
19900 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19901 (TARGET_INITIALIZER): Include it.
19903 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19904 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19905 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19906 (TARGET_LEGITIMATE_ADDRESS_P): New.
19908 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19909 (REG_OK_STRICT_P): Delete.
19910 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19911 (frv_legitimate_address_p_1): ... this.
19912 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19913 (frv_legitimate_address_p_1): ... the renamed old
19914 frv_legitimate_address_p.
19915 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19916 (TARGET_LEGITIMATE_ADDRESS_P): New.
19918 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19919 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19920 * config/s390/s390.c (legitimate_address_p): Rename to...
19921 (s390_legitimate_address_p): ... this, make static.
19922 (legitimize_address): Adjust call.
19923 (TARGET_LEGITIMATE_ADDRESS_P): New.
19924 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19926 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19927 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19928 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19929 (TARGET_LEGITIMATE_ADDRESS_P): New.
19931 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19932 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19933 * config/spu/spu.c (spu_legitimate_address): Rename to...
19934 (spu_legitimate_address_p): ... this, make static.
19935 (TARGET_LEGITIMATE_ADDRESS_P): New.
19937 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19938 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19939 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19940 (sparc_legitimate_address_p): ... this, make static and return bool.
19941 (legitimize_address): Adjust call.
19942 (TARGET_LEGITIMATE_ADDRESS_P): New.
19944 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19945 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19946 * config/i386/i386.c (legitimate_address_p): Rename to...
19947 (ix86_legitimate_address_p): ... this, make static.
19948 (constant_address_p): Move after it, adjust call.
19949 (TARGET_LEGITIMATE_ADDRESS_P): New.
19951 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19952 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19953 * config/avr/avr.c (legitimate_address_p): Rename to...
19954 (avr_legitimate_address_p): ... this, make static.
19955 (legitimize_address): Adjust call.
19956 (TARGET_LEGITIMATE_ADDRESS_P): New.
19958 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19959 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19960 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19961 (TARGET_LEGITIMATE_ADDRESS_P): New.
19963 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19964 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19965 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19966 (TARGET_LEGITIMATE_ADDRESS_P): New.
19968 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19969 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19971 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19973 (TARGET_LEGITIMATE_ADDRESS_P): New.
19975 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19976 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19978 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19980 (m68hc11_legitimate_address_p): ... this, make static.
19981 (go_if_legitimate_address_internal): Rename to...
19982 (m68hc11_legitimate_address_p_1): ... this.
19983 (legitimize_address): Adjust call.
19984 (TARGET_LEGITIMATE_ADDRESS_P): New.
19986 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19987 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19988 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19989 (TARGET_LEGITIMATE_ADDRESS_P): New.
19991 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19992 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19993 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19994 (mn10300_legitimate_address_p): ... this, make static.
19995 (TARGET_LEGITIMATE_ADDRESS_P): New.
19997 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19998 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19999 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20000 (TARGET_LEGITIMATE_ADDRESS_P): New.
20002 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20003 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20004 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20005 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20006 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20007 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20008 (rs6000_legitimate_address_p): ... this, make static.
20009 (TARGET_LEGITIMATE_ADDRESS_P): New.
20010 (REG_MODE_OK_FOR_BASE_P): Delete.
20011 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20013 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20014 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20016 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20017 static, adjust types.
20018 (TARGET_LEGITIMATE_ADDRESS_P): New.
20020 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20021 * config/score/score.c (score_address_p): Rename to...
20022 (score_legitimate_address_p): ... this.
20023 (TARGET_LEGITIMATE_ADDRESS_P): New.
20024 * config/score/score3.c (score3_address_p): Rename to...
20025 (score3_legitimate_address_p): ... this.
20026 * config/score/score7.c (score7_address_p): Rename to...
20027 (score7_legitimate_address_p): ... this.
20029 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20030 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20031 GO_IF_LEGITIMATE_ADDRESS): Delete.
20032 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20033 thumb2_legitimate_address_p): Delete.
20034 (arm_legitimate_address_p): Rename to...
20035 (arm_legitimate_address_outer_p): ... this.
20036 * config/arm/constraints.md ("Uq"): Adjust call.
20037 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20038 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20040 (arm_legitimate_address_outer_p): ... this.
20041 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20043 (TARGET_LEGITIMATE_ADDRESS_P): New.
20045 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20046 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20047 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20048 (TARGET_LEGITIMATE_ADDRESS_P): New.
20050 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20051 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20052 * config/vax/vax.c (legitimate_address_p): Rename to...
20053 (vax_legitimate_address_p): ... this, make static.
20054 (TARGET_LEGITIMATE_ADDRESS_P): New.
20056 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20057 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20058 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20059 (TARGET_LEGITIMATE_ADDRESS_P): New.
20061 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20062 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20063 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20064 (mmix_legitimate_address_p): ... this, make static.
20065 (TARGET_LEGITIMATE_ADDRESS_P): New.
20067 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20068 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20069 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20070 (TARGET_LEGITIMATE_ADDRESS_P): New.
20072 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20074 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20075 of MODE_COMPLEX_INT.
20077 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20079 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20080 LCT_NORMAL in function call.
20081 * mips-tdump.c (print_file_desc): Add cast to enum type.
20082 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20083 (mark_stabs): Add casts to enum types.
20084 (parse_stabs_common): Add casts to enum types.
20086 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20088 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20089 Check for invalid values of LETTER.
20091 2009-05-13 Taras Glek <tglek@mozilla.com>
20093 * attribs.c (register_attribute): moved out attribute registration
20094 into register_attribute.
20095 * doc/plugins.texi: Documented register_attribute and
20097 * gcc-plugin.h: Added forward decl for register_attribute.
20098 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20099 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20100 PLUGIN_ATTRIBUTES boilerplate.
20102 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20104 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20105 values even in sentinel and empty entries.
20106 (ms_printf_flag_specs): Likewise.
20107 (ms_scanf_flag_specs): Likewise.
20108 (ms_strftime_flag_specs): Likewise.
20109 (ms_print_char_table): Likewise.
20110 (ms_scan_char_table): Likewise.
20111 (ms_time_char_table): Likewise.
20113 2009-05-13 Doug Kwan <dougkwan@google.com>
20115 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20117 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20119 * config/mips/mips.md (store): Add attributes for QI and HI.
20121 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20122 (truncdi<mode>2): ... this new pattern.
20124 2009-05-13 Brad Hards <bradh@kde.org>
20126 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20128 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20129 Ben Elliston <bje@au.ibm.com>
20131 PR middle-end/40035
20132 * dse.c (check_mem_read_rtx): Guard against width == -1.
20134 2009-05-13 Michael Matz <matz@suse.de>
20136 PR middle-end/39976
20137 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20138 (trivially_conflicts_p): New function.
20139 (insert_backedge_copies): Use it.
20141 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20143 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20144 (handle_stdc_pragma): Use new enum constant names.
20145 (handle_pragma_float_const_decimal64): Ditto.
20147 2009-05-13 Ian Lance Taylor <iant@google.com>
20149 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20152 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20154 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20155 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20157 * config/m68k/m68k.h (FL_UCLINUX): Define.
20159 2009-05-13 Jan Hubicka <jh@suse.cz>
20161 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20163 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20165 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20166 unless -fschedule-insns is specified.
20168 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20171 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20172 TARGET_EXPAND_CBRANCHDI4.
20173 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20174 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20175 (cmpeqdi): Fix comment.
20177 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20179 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20180 (sh_legitimate_address_p): Likewise.
20181 * config/sh/sh.c (sh_legitimate_index_p): New.
20182 (sh_legitimate_address_p): Likewise.
20183 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20184 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20185 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20186 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20187 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20188 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20189 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20190 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20191 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20193 2009-05-12 Jan Hubicka <jh@suse.cz>
20195 * tree-inline.c (estimate_operator_cost): Add operands;
20196 when division happens by constant, it is cheap.
20197 (estimate_num_insns): Loads and stores are not having cost of 0;
20198 EH magic stuff is cheap; when computing runtime cost of switch,
20199 use log2 base of amount of its cases; builtin_expect has cost of 0;
20200 compute cost for moving return value of call.
20201 (init_inline_once): Initialize time_based flags.
20202 * tree-inline.h (eni_weights_d): Add time_based flag.
20204 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20206 * df-core.c: Update head documentation.
20208 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20211 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20212 shadowing exisiting variable op1.
20214 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20217 * config/i386/driver-i386.c (processor_signatures): New enum.
20218 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20219 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20220 processor signature to detect geode processor.
20222 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20226 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20228 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20229 causes spurious differences between trunk and cond-optab branch.
20231 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20233 * dojump.c (compare_from_rtx): Delete.
20234 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20235 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20236 if the comparison does not satisfy the predicate; test predicates for
20237 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20238 further if one existing pattern fails.
20239 * expr.h (compare_from_rtx): Delete.
20240 (prepare_operand): Declare it.
20241 * optabs.c: Change "lib call" to "libcall" throughout.
20242 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20243 HAVE_conditional_trap, emit_cmp_insn): Delete.
20244 (can_compare_p): Delete cmp_optab case.
20245 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20246 Accept other parameters by value.
20247 (prepare_operand): Make non-static.
20248 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20249 other parameters by value. Try to widen operands here based on
20250 an optab_methods argument and looking at cbranch_optab.
20251 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20252 loop. Use cbranch_optab directly.
20253 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20254 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20256 (emit_conditional_move, emit_conditional_add): Inline what's needed
20257 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20258 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20259 with COMPARE. Move cmov_optab and cstore_optab above
20260 with cbranch_optab, move cmp_optab down with ucmp_optab,
20261 remove tst_otpab. Do not initialize trap_rtx.
20262 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20263 for trap code. Do not check HAVE_conditional_trap. Use
20264 prepare_cmp_insn. Accept no predicate for operand 3.
20265 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20266 (OTI_ctrap, ctrap_optab): New.
20267 (tst_optab): Delete.
20268 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20269 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20270 with lookup of ctrap_optab.
20271 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20273 (ctrap_optab): New.
20275 * combine.c (combine_simplify_rtx, simplify_set): Do not
20276 special case comparing against zero for cc0 machines.
20277 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20278 COMPARE on cc0 machines.
20279 (simplify_relational_operation): Return a new expression when
20280 a COMPARE could be removed.
20281 * final.c (final_scan_insn): Compare cc_status values
20282 against LHS of a (compare FOO (const_int 0)) cc0 source.
20283 Also check if cc_status.value is the full compare.
20285 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20286 (cstoreMM4): Document.
20287 (conditional_trap): Document ctrapMM4 instead.
20288 (sync_compare_and_swapMM): Refer to cbranchcc4.
20289 (Dependent Patterns): Eliminate obsolete information referring to
20290 the old jump optimization phase.
20291 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20292 of compares with 0 on cc0 machines.
20293 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20294 avoiding references to cc0. Remove text about storing operands
20296 * doc/tm.texi (Condition Codes): Include blurb on different
20297 condition code representations, separate into subsections for
20298 CC0, MODE_CC and conditional execution.
20300 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20301 alpha_emit_setcc): Accept operands and a machine mode.
20302 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20303 Get code/op0/op1 from operands, use machine mode argument
20304 instead of alpha_compare.fp_p. Emit the branch here.
20305 (alpha_emit_setcc): Likewise, and return boolean.
20306 (alpha_emit_conditional_move): Likewise. Assert that
20307 cmp_op_mode == cmp_mode, and simplify accordingly.
20308 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20309 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20310 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20312 (stack probe test): Use cbranchdi4.
20313 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20315 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20316 * config/arc/arc.h (movsicc, movsfcc): Use it.
20317 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20318 (cbranchsi4, cstoresi4): New.
20319 (cmpsi, bCC and sCC expanders): Remove.
20321 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20322 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20323 * config/arm/predicates.md (arm_comparison_operator): Only include
20324 floating-point operators if there is a hardware floating-point unit.
20325 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20326 deferring to cbranch_cc and cstore_cc respectively.
20327 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20328 cbranch_cc, cstore_cc): New.
20329 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20331 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20333 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20334 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20336 (adjust_insn_length): Adjust calls.
20337 (avr_reorg): Handle (compare (foo) (const_int 0)).
20338 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20339 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20340 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20341 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20343 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20344 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20346 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20347 (cbranchsi4, cstorebi4, cstoresi4): New.
20348 (movbisi): This insn is duplicate, split it to zero_extend.
20349 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20350 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20351 (bfin_optimize_loop): Use cbranch expander.
20352 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20353 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20354 (bfin_bimode_comparison_operator): ... this.
20355 (bfin_direct_comparison_operator): New.
20357 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20358 inside (compare FOO (const_int 0)).
20359 (cris_rtx_costs): Handle ZERO_EXTRACT.
20360 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20361 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20362 (*tstdi_v32): Delete.
20363 (*cmpdi_non_v32): Add M alternative for operand 1.
20364 (cmpsi, cmp<mode>): Make private.
20365 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20367 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20369 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20370 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20371 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20372 (cc_reg_operand): New.
20373 (any_cond): Delete.
20374 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20375 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20376 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20377 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20378 crx_expand_scond): Delete.
20380 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20382 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20383 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20385 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20386 cstoresi4, cstoresf4, cstoredf4): New.
20387 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20388 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20389 Receive the entire operands array.
20390 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20391 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20392 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20393 Get test/op0/op1 from the operands array.
20394 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20396 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20397 (h8300_expand_store): New.
20398 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20400 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20401 (h8300_expand_store): New.
20402 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20403 or do not try to produce (set (cc0) REG).
20404 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20405 change a compare into a move to a scratch register. Disable some
20406 peepholes when comparing with zero.
20407 (tstsi, tsthi, tstsi, cmpqi): Make private.
20409 (bCC, sCC): Delete.
20410 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20413 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20414 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20415 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20416 (ix86_emit_i387_log1p): Use cbranchxf2.
20417 (ix86_expand_setcc): Return void.
20418 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20419 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20420 cmp<MODEF>, cmpcc): Remove.
20421 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20422 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20423 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20424 (sCC and bCC expanders): Remove.
20425 (stack_protect_test): Use cbranchcc4.
20427 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20429 (ia64_expand_compare): Accept three rtx by reference and return void.
20430 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20431 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20432 from *expr. Update *expr with the BImode comparison to do.
20433 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20434 cmptf, bCC, sCC, conditional_trap): Delete.
20435 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20436 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20437 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20438 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20439 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20441 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20442 type of last argument.
20443 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20444 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20445 use machine mode argument instead of branch_type. Remove dead
20446 code for floating-point comparisons.
20447 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20448 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20450 (cbranchsi4, cstoresi4): New.
20451 * config/iq2000/predicates.md (reg_or_const_operand): New.
20453 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20454 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20455 (b<code>_op): Rewrite to...
20456 (bcc_op): ... this, using match_operator.
20457 (s<code>_op): Rewrite to...
20458 (scc_op): ... this, using match_operator.
20459 (s<code>_24_op): Rewrite to...
20460 (scc_op_24): ... this, using match_operator.
20461 (s<code>_<mode>): Rewrite to...
20462 (cstore<mode>4): ... this, using match_operator.
20463 (s<code>_<mode>_24): Rewrite to...
20464 (cstore<mode>4_24): ... this, using match_operator.
20465 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20466 m32c_unpend_compare, m32c_expand_scc): Delete.
20467 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20468 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20469 (m32c_expand_movcc): Change NE to EQ if necessary.
20470 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20472 * config/m32r/m32r-protos.h (gen_cond_store): New.
20473 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20474 (gen_cond_store): New, from sCC patterns.
20475 (m32r_expand_block_move): Use cbranchsi4.
20476 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20477 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20478 (cbranchsi4, cstoresi4): New.
20480 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20482 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20483 (m68hc11_notice_update_cc): Look into a compare with 0.
20484 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20486 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20487 cmphi, cmpqi, bCC): Delete.
20488 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20489 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20490 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20493 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20494 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20495 * config/m68k/constraints.md (H): New.
20496 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20497 the define_insn below.
20498 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20499 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20500 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20501 patterns): Wrap RHS with COMPARE.
20502 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20503 (*cmpdi_internal): Name this pattern.
20504 (cmpdi): Change to define_insn.
20505 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20506 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20507 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20509 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20510 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20511 (conditional_trap): Change to...
20512 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20513 (*conditional_trap): Use the ordered_comparison_operator and
20514 const1_operand predicates.
20515 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20516 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20517 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20518 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20520 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20521 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20522 (mcore_gen_compare): New.
20523 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20524 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20525 (mcore_gen_compare): ... this.
20526 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20527 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20528 (stack probe pattern): Use cbranchsi4.
20530 * config/mips/predicates.md (mips_cstore_operator): New.
20531 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20532 * config/mips/mips.md (any_cond): Delete.
20533 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20535 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20536 fixuns_truncsfdi2): Use cbranch patterns.
20537 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20538 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20539 Adjust call to mips_expand_conditional_branch.
20540 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20542 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20543 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20544 * config/mips/mips.c (cmp_operands): Delete.
20545 (mips_emit_compare): Get comparison operands from *op0/*op1.
20546 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20547 that it succeeds. Use op0/op1 instead of cmp_operands.
20548 (mips_expand_conditional_branch, mips_expand_conditional_move,
20549 mips_expand_conditional_trap): Likewise.
20550 (mips_block_move_loop): Use cbranch patterns.
20551 * config/mips/mips.h (cmp_operands): Delete.
20553 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20554 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20555 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20556 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20557 (*cmpcc_folded): Rename to...
20558 (*cmpdi_folded): this.
20559 (*cmpcc): Rename to...
20561 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20564 (cbranchdf4): New. Handle invalid comparisons here.
20565 * config/mmix/predicates.md (float_comparison_operator): New.
20567 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20568 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20569 * config/mn10300/mn10300.md (tst): Delete.
20570 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20571 Name these patterns and wrap RHS in a compare.
20572 (*cmpsi): Make this pattern private. Include tst.
20573 (*cmpsf): Make this pattern private.
20574 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20575 (compare with zero peepholes): Likewise.
20577 (cbranchsi4, cbranchsf4): New.
20578 (casesi): Use cbranchsi4.
20580 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20581 hppa_branch_type): Delete.
20582 (return_addr_rtx): Use cbranchsi4.
20583 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20584 Emit CCFPmode comparison here.
20585 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20586 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20587 hppa_branch_type): Delete.
20588 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20589 (movsicc, movdicc): Remove references to hppa_compare_op0,
20590 hppa_compare_op1 and compare_from_rtx.
20591 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20592 (casesi): Use cbranchsi4.
20594 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20595 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20596 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20597 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20598 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20600 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20601 (*branch, *branch_inverted): New.
20603 * config/picochip/picochip.md (cbranchhi4): Use
20604 ordered_comparison_operator.
20605 (cmphi, bCC): Remove.
20607 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20608 (trap_comparison_operator): Delete.
20609 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20610 rs6000_emit_cbranch): Accept mode and operands.
20611 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20612 rs6000_compare_fp_p): Delete.
20613 (rs6000_generate_compare): Accept mode and comparison. Extract code
20614 and op0/op1 from there. Replace references to rs6000_compare_op0
20615 and rs6000_compare_op1.
20616 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20617 extract result from passed operands.
20618 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20619 extract loc from passed operands.
20620 (rs6000_emit_cmove): Likewise.
20621 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20622 rs6000_compare_fp_p): Delete.
20623 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20624 (cbranch<GPR>4, cbranch<FP>4): New.
20625 (cstore<mode>4): New. Consolidate here all choices about when to use
20626 portable or specialized sCC sequences.
20627 (stack_protect_test): Use cbranchsi4.
20628 (conditional_trap): Replace with ctrap<GPR>4.
20629 (conditional trap insn): Replace trap_comparison_operator with
20630 ordered_comparison_operator.
20632 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20633 (s390_emit_prologue): Use ctrap.
20634 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20635 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20636 New predicates replacing...
20637 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20638 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20639 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20640 (add<mode>cc): Do not use s390_compare_op0/op1.
20641 (s<code>): Change to...
20642 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20643 (seq): Change to...
20644 (cstorecc4): ... this. Handle EQ or NE equally.
20645 (*sne): Un-privatize for use in cstorecc4.
20646 (b<code>): Change to...
20647 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20648 (conditional_trap): Replace with...
20649 (ctrap<GPR>4, ctrap<FP>4): ... these.
20650 (stack_protect): Use cbranchcc4.
20652 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20653 * config/score/score-protos.h (score_gen_cmp): Delete.
20654 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20655 (score_block_move-loop): Use cbranchsi4.
20656 * config/score/score.md (cbranchsi4): New.
20657 (cmpsi, bCC): Delete.
20658 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20659 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20660 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20661 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20662 * config/score/score3.h (score3_gen_cmp): Delete.
20663 * config/score/score7.h (score7_gen_cmp): Delete.
20665 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20666 (sh_emit_scc_to_t): ... this. Return void.
20667 (from_compare): Rename to...
20668 (sh_emit_compare_and_branch): ... this.
20669 (sh_emit_compare_and_set): New.
20670 (sh_expand_t_scc): Accept operands.
20671 * config/sh/predicates.md (sh_float_comparison_operator): New.
20672 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20673 (prepare_scc_operands): Rename to...
20674 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20676 (sh_emit_cheap_store_flag): New.
20677 (sh_emit_set_t_insn): New.
20678 (from_compare): Rename to...
20679 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20680 handling of TARGET_SH2E floating point to avoid recursive call.
20681 Generate branch here.
20682 (sh_emit_compare_and_set): New.
20683 (sh_expand_t_scc): Get op0/op1 from arguments.
20684 (sh_emit_cheap_store_flag): New.
20685 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20687 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20688 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20689 (movsicc, movdicc): Do nothing when it recreated operands from
20690 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20691 prepare_scc_operands (now sh_emit_scc_to_t).
20692 (udivdi3): Use cstoresi4.
20693 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20694 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20695 (cbranchint4_media, cbranchfp4_media): New.
20696 (casesi): Use cbranchdi4.
20697 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20699 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20700 (movnegt): Remove second operand.
20701 (cbranchsf4, cbranchdf4): New.
20702 (stack_protect): Use cbranchdi4/cbranchsi4.
20704 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20705 (gen_compare_reg): Accept comparison, extract part of it to...
20706 (gen_compare_reg_1): ... this.
20707 (gen_compare_operator): Delete.
20708 (gen_v9_scc): Accept separate destination, comparison code and arms.
20709 Do not use sparc_compare_op0/sparc_compare_op1.
20710 (emit_scc_insn, emit_conditional_branch_insn): New.
20711 (emit_v9_brxx): Make static. Remove useless assertion.
20712 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20714 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20715 * config/sparc/sparc-protos.h (gen_compare_reg,
20716 sparc_emit_float_lib_cmp): Adjust prototype.
20717 (emit_scc_insn, emit_conditional_branch_insn): New.
20718 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20719 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20720 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20721 iterators to the top.
20722 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20723 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20724 snedi_special_trunc): Delete.
20725 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20726 and snedi_special_trunc.
20727 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20728 cbranchdi4, cbranch<F:mode>4): New.
20729 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20730 here. Use gen_compare_reg instead of gen_compare_operator.
20731 (conditional_trap): Replace with...
20732 (ctrapsi4, ctrapdi4): ... this.
20733 (stack_protect_test): Use cbranchcc4.
20735 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20737 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20738 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20739 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20740 from operands[0] or operands[3] depending on is_set.
20741 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20742 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20743 cmpdf, bCC), sCC: Remove.
20744 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20745 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20747 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20748 spu_emit_branch_or_set.
20750 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20752 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20753 xstormy16_compare_op1): Delete.
20754 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20755 xstormy16_compare_op1): Delete.
20756 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20758 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20759 (cmphi, cmpsi, bCC): Remove.
20761 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20762 (*cmpsi): ... this one.
20763 (cbranchsi4, cstoresi4): New.
20764 (bCC expanders): Delete.
20765 (sCC insns): Fold into...
20766 (*setcc): ... this one.
20767 (casesi): Do not use gen_cmpsi and gen_bgtu.
20768 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20769 (movsicc): Simplify.
20770 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20772 * config/vax/vax-protos.h (cond_name): New.
20773 (vax_output_conditional_branch): Remove.
20774 * config/vax/vax.c (cond_name): New.
20775 (vax_output_conditional_branch): Remove.
20776 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20777 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20778 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20779 (bit<VAXint>): Wrap source with (compare).
20780 (b<code> and following unnamed pattern): Rename to *branch and
20781 *branch_reversed. Change macroization to match_operator.
20782 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20784 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20785 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20786 Change last argument to machine_mode.
20787 (xtensa_expand_scc): Add machine_mode argument.
20788 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20789 (gen_conditional_move, xtensa_expand_conditional_branch,
20790 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20791 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20792 Adjust operand numbers.
20793 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20795 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20796 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20797 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20799 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20801 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20802 causes spurious differences between trunk and cond-optab branch.
20804 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20807 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20809 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20811 * tree.c (iterative_hash_pointer): Delete.
20812 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20813 Hash UIDs and versions of SSA names. Don't special-case built-in
20814 function declarations.
20816 2009-05-11 Ian Lance Taylor <iant@google.com>
20819 * graphite.c: Force -Wc++-compat to only be a warning before
20820 #including "cloog/cloog.h".
20822 2009-05-11 Martin Jambor <mjambor@suse.cz>
20824 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20826 2009-05-11 Jan Hubicka <jh@suse.cz>
20828 * tree-ssa-loop-ivcanon.c: Include target.h
20829 (struct loop_size): new structure.
20830 (constant_after_peeling): New predicate.
20831 (tree_estimate_loop_size): New function.
20832 (estimated_unrolled_size): Rewrite for new estimates.
20833 (try_unroll_loop_completely): Use new estimates.
20834 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20836 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20838 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20839 libcpp interface change.
20840 (spu_macro_to_expand): Likewise.
20842 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20844 PR tree-optimization/40026
20845 * gimplify.c (gimplify_init_constructor): Change initial conditional
20846 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20847 optimize_compound_literals_in_ctor.
20849 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20851 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20853 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20855 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20857 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20858 HOST_WIDE_INT for gap.
20860 2009-05-11 Ira Rosen <irar@il.ibm.com>
20862 PR tree-optimization/40074
20863 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20864 account in group size and step comparison.
20866 2009-05-11 Richard Guenther <rguenther@suse.de>
20868 * passes.c (init_optimization_passes): Strip now incorrect comment.
20869 (execute_function_todo): Do not set PROP_alias.
20870 * tree-pass.h (PROP_alias): Remove.
20871 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20872 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20873 * tree-nrv.c (pass_return_slot): Likewise.
20874 * tree-object-size.c (pass_object_sizes): Likewise.
20875 * tree-ssa-dom.c (pass_dominator): Likewise.
20876 (pass_phi_only_cprop): Likewise.
20877 * tree-ssa-dse.c (pass_dse): Likewise.
20878 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20879 (pass_cselim): Likewise.
20880 * tree-ssa-pre.c (pass_pre): Likewise.
20881 (pass_fre): Likewise.
20882 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20883 * tree-ssa-sink.c (pass_sink_code): Likewise.
20884 * tree-stdarg.c (pass_stdarg): Likewise.
20885 * tree-tailcall.c (pass_tail_calls): Likewise.
20886 * tree-vrp.c (pass_vrp): Likewise.
20888 2009-05-10 Ian Lance Taylor <iant@google.com>
20890 * basic-block.h (enum profile_status): Break out of struct
20891 control_flow_graph.
20892 * cgraph.h (struct inline_summary): Break out of struct
20894 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20895 of struct cgraph_order_sort.
20896 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20897 * cse.c (struct branch_path): Break out of struct
20898 cse_basic_block_data.
20899 * except.h (enum eh_region_type): Break out of struct eh_region.
20900 * gcc.c (enum add_del): Break out of struct modify_target.
20901 * genrecog.c (enum decision_type): Break out of struct decision_test.
20902 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20904 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20905 * regmove.c (enum match_use): New enum, broken out of struct match.
20906 * sched-int.h (enum post_call_group): New enum, broken out of
20908 (struct deps_reg): Break out of struct deps.
20909 * target.h (struct asm_int_op): Break out of struct gcc_target.
20910 * tree-eh.c (struct goto_queue_node): Break out of struct
20912 * tree-inline.h (enum copy_body_cge_which): Break out of
20914 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20916 * c-decl.c (in_struct, struct_types): New static variables.
20917 (pushtag): Add loc parameter. Change all callers.
20918 (lookup_tag): Add ploc parameter. Change all callers.
20919 (check_compound_literal_type): New function.
20920 (parser_xref_tag): Add loc parameter. Change all callers. If
20921 -Wc++-compat, warn about struct/union/enum types defined within a
20923 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20924 and loc parameters. Change all callers. Change error calls to
20925 error_at, using loc. For a redefinition, if the location of the
20926 original definition is known, report it. Set in_struct and
20927 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20928 (finish_struct): Add new parameters enclosing_in_struct and
20929 enclosing_struct_types. Change all callers. Set
20930 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20931 in the struct. If in a struct, add this struct to struct_types.
20932 (start_enum): Add loc parameter. Change all callers. Use
20933 error_at for errors, using loc. For a redefinition, if the
20934 location of the original definition is known, report it. If in a
20935 struct, add this enum type to struct_types. If -Wc++-compat warn
20936 if in sizeof, typeof, or alignof.
20937 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20938 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20939 (c_parser_enum_specifier): Get enum location for start_enum.
20940 (c_parser_struct_or_union_specifier): Get struct location for
20941 start_struct. Save in_struct and struct_types status between
20942 start_struct and finish_struct.
20943 (c_parser_cast_expression): Get location of cast.
20944 (c_parser_alignof_expression): Get location of type.
20945 (c_parser_postfix_expression): Likewise.
20946 (c_parser_postfix_expression_after_paren_type): Add type_loc
20947 parameter. Change all callers. Call check_compound_literal_type.
20948 Use type_loc for error about variable size type.
20949 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20950 of an enum constant from an enum type defined in a struct or union.
20951 (c_cast_expr): Add loc parameter. Change all callers. If
20952 -Wc++-compat, warn about defining a type in a cast.
20953 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20954 (start_enum, start_struct, finish_struct): Update declarations.
20955 (parser_xref_tag, c_cast_expr): Update declarations.
20956 (check_compound_literal_type): Declare.
20958 2009-05-11 Ben Elliston <bje@au.ibm.com>
20960 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20961 for recent libcpp interface change.
20962 (rs6000_macro_to_expand): Likewise.
20964 2009-05-10 Michael Matz <matz@suse.de>
20967 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20968 not at entry of function.
20970 2009-05-10 Richard Guenther <rguenther@suse.de>
20972 PR tree-optimization/40081
20974 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20975 using the main variant of the element type. Do not fiddle with
20976 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20978 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20979 structs with volatile fields.
20981 2009-05-10 Jan Hubicka <jh@suse.cz>
20983 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20984 (estimate_move_cost): Assert that it does not get called for
20986 (estimate_num_insns): Skip VOID types in argument handling.
20987 (optimize_inline_calls): Delete unreachable blocks and verify that
20988 callgraph is valid.
20990 2009-05-10 Jan Hubicka <jh@suse.cz>
20992 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20993 * cgraph.c (cgraph_mark_address_taken_node): New function.
20994 (dump_cgraph_node): Dump new flag.
20995 * cgraph.h (struct cgraph_node): Add address_taken.
20996 (cgraph_mark_address_taken_node): New function.
20997 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20998 since new direct calls can be born.
21000 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21002 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21003 tok->val.node.node.
21005 2009-05-10 Jan Hubicka <jh@suse.cz>
21007 PR middle-end/40084
21008 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21010 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21011 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21012 * tree-inline.c (copy_bb): Set frequency correctly.
21013 (fold_marked_statements): Update call to
21014 cgraph_update_edges_for_call_stmt.
21016 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21018 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21019 identifiers in diagnostics.
21020 * config/arm/arm.c (arm_handle_fndecl_attribute,
21021 arm_handle_isr_attribute): Likewise.
21022 * config/avr/avr.c (avr_handle_progmem_attribute,
21023 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21024 * config/bfin/bfin.c (handle_int_attribute,
21025 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21026 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21027 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21029 * config/darwin.c (darwin_handle_kext_attribute,
21030 darwin_handle_weak_import_attribute): Likewise.
21031 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21032 h8300_handle_eightbit_data_attribute,
21033 h8300_handle_tiny_data_attribute): Likewise.
21034 * config/i386/i386.c (ix86_handle_cconv_attribute,
21035 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21036 * config/i386/winnt.c (ix86_handle_shared_attribute,
21037 ix86_handle_selectany_attribute): Likewise.
21038 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21039 * config/m32c/m32c.c (function_vector_handler): Likewise.
21040 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21041 m68hc11_handle_fntype_attribute): Likewise.
21042 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21043 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21044 * config/mips/mips.c (mips_insert_attributes,
21045 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21046 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21047 rs6000_handle_struct_attribute): Likewise.
21048 * config/sh/sh.c (sh_insert_attributes,
21049 sh_handle_resbank_handler_attribute,
21050 sh_handle_interrupt_handler_attribute,
21051 sh2a_handle_function_vector_handler_attribute,
21052 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21054 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21055 * config/spu/spu.c (spu_handle_fndecl_attribute,
21056 spu_handle_vector_attribute): Likewise.
21057 * config/stormy16/stormy16.c
21058 (xstormy16_handle_interrupt_attribute): Likewise.
21059 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21060 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21062 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21064 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21065 (pp_translate_identifiers): New.
21066 (pp_identifier): Only conditionally translate identifier to locale
21068 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21069 (pp_base_tree_identifier): Only conditionally translate identifier
21070 to locale character set.
21071 * c-pretty-print.c (M_): Define.
21072 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21073 fragments for conditional translation with M_.
21074 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21075 identifier translation.
21077 2009-05-10 Richard Guenther <rguenther@suse.de>
21079 PR tree-optimization/40081
21080 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21081 using the main variant of the element type. Do not fiddle with
21082 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21084 2009-05-09 Jan Hubicka <jh@suse.cz>
21086 PR middle-end/40080
21087 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21088 indirect calls; verify cgraph afterwards.
21090 2009-05-09 Jan Hubicka <jh@suse.cz>
21093 * ipa.c (update_inlined_to_pointer): New function.
21094 (cgraph_remove_unreachable_nodes): Use it.
21096 2009-05-09 Jan Hubicka <jh@suse.cz>
21098 * tree-eh.c (struct leh_state): Remove prev_try.
21099 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21100 not track prev_try.
21101 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21102 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21103 remove_eh_handler_and_replace, foreach_reachable_handler,
21104 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21105 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21106 (gen_eh_region_cleanup): Update prototype.
21108 2009-05-09 Jan Hubicka <jh@suse.cz>
21110 PR middle-end/40043
21111 * except.c (copy_eh_region): Always set prev_try.
21112 (redirect_eh_edge_to_label): Find outer try.
21113 (foreach_reachable_handler): When looking for prev try
21114 handle case where previous try is not going to be taken.
21116 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21118 PR tree-optimization/40049
21119 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21120 only vector/vector shifts, convert the type of the constant to the
21121 appropriate type to avoid building incorrect trees, which
21122 eventually have problems with garbage collection.
21124 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21126 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21127 -1 for complex floating-point types if honoring signed zeros.
21129 2009-05-08 Jan Hubicka <jh@suse.cz>
21131 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21132 argument; handle correctly when profile is absent.
21133 (build_cgraph_edges): Update.
21134 (rebuild_cgraph_edges): Update.
21135 * cgraph.c: Do not include varray.h.
21136 (cgraph_set_call_stmt_including_clones): New function.
21137 (cgraph_create_edge_including_clones): Likewise
21138 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21139 (cgraph_update_edges_for_call_stmt): Handle clones.
21140 (cgraph_remove_node): Handle clone tree.
21141 (cgraph_remove_node_and_inline_clones): New function.
21142 (dump_cgraph_node): Dump clone tree.
21143 (cgraph_clone_node): Handle clone tree.
21144 (clone_function_name): Bring here from tree-inline.c.
21145 (cgraph_create_virtual_clone): New function.
21146 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21147 (cgraph_clone_info): New function.
21148 (strut cgraph_node): Add clone_info and new clone tree pointers.
21149 (cgraph_remove_node_and_inline_clones,
21150 cgraph_set_call_stmt_including_clones,
21151 cgraph_create_edge_including_clones,
21152 cgraph_create_virtual_clone): Declare.
21153 (cgraph_function_versioning): Use VEC argument.
21154 (compute_call_stmt_bb_frequency): Update prototype.
21155 (cgraph_materialize_all_clones): New function.
21156 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21157 (ipcp_create_replace_map): Update to VECtors.
21158 (ipcp_update_callgraph): Use virtual clones.
21159 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21160 (ipcp_update_profiling): Do not update local profiling.
21161 (ipcp_insert_stage): Use VECtors and virtual clones.
21162 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21163 (clone_of_p): New function.
21164 (cgraph_preserve_function_body_p): Use clone tree.
21165 (cgraph_optimize): Materialize clones.
21166 (cgraph_function_versioning): Update for VECtors.
21167 (save_inline_function_body): Use clone tree.
21168 (cgraph_materialize_clone): New function.
21169 (cgraph_materialize_all_clones): Likewise.
21170 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21171 * ipa.c: Include gimple.h.
21172 (cgraph_remove_unreachable_nodes): Use clone tree.
21173 * ipa-prop.c (ipa_note_param_call): Update call to
21174 compute_call_stmt_bb_frequencycall.
21175 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21176 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21177 (copy_bb): Handle updating of clone tree; add new edge when new call
21179 (expand_call_inline): Be strict about every call having edge.
21180 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21181 (delete_unreachable_blocks_update_callgraph): New function.
21182 (tree_function_versioning): Use VECtors; always remove unreachable
21183 blocks and fold conditionals.
21184 * tree-inline.h: Do not include varray.h.
21185 (tree_function_versioning): Remove.
21186 * Makefile.in (GTFILES): Remove tree-inline.c
21187 * passes.c (do_per_function): Do only functions having body.
21188 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21191 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21192 Andrew Morrow <acm@google.com>
21195 * c-common.c (c_common_attribute_table): Permit deprecated
21196 attribute to take an optional argument.
21197 (handle_deprecated_attribute): If the optional argument to
21198 __attribute__((deprecated)) is not a string ignore the attribute
21199 and emit a warning.
21201 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21202 * c-typeck.c (build_component_ref): Likewise.
21203 (build_external_ref): Likewise.
21205 * toplev.c (warn_deprecated_use): Add an attribute argument.
21206 Emit the message associated with __attribute__((deprecated)).
21208 * toplev.h (warn_deprecated_use): Updated.
21210 * doc/extend.texi: Document new optional parameter to
21211 __attribute__((deprecated))
21213 2009-05-08 Michael Eager <eager@eagercon.com>
21215 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21216 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21218 2009-05-08 Richard Guenther <rguenther@suse.de>
21220 PR tree-optimization/40062
21221 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21222 Avoid exponential behavior.
21224 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21226 PR rtl-optimization/33928
21228 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21229 process_uses, build_single_def_use_links): New.
21230 (update_df): Update use_def_ref.
21231 (forward_propagate_into): Use get_def_for_use instead of use-def
21233 (fwprop_init): Call build_single_def_use_links and let it initialize
21235 (fwprop_done): Free use_def_ref.
21236 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21237 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21238 df_rd_simulate_one_insn): New.
21239 (df_rd_bb_local_compute_process_def): Update head comment.
21240 (df_chain_create_bb): Use the new RD simulation functions.
21241 * df.h (df_rd_simulate_artificial_defs_at_top,
21242 df_rd_simulate_one_insn): New.
21243 * opts.c (decode_options): Enable fwprop at -O1.
21244 * doc/invoke.texi (-fforward-propagate): Document this.
21246 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21249 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21250 and one complex operand specially.
21251 * tree-complex.c (some_nonzerop): Do not identify a real value as
21252 zero if flag_signed_zeros.
21254 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21256 PR rtl-optimization/33928
21257 * loop-invariant.c (record_use): Fix && vs. || mishap.
21259 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21261 PR rtl-optimization/33928
21262 * loop-invariant.c (struct use): Add addr_use_p.
21263 (struct def): Add n_addr_uses.
21264 (struct invariant): Add cheap_address.
21265 (create_new_invariant): Set cheap_address.
21266 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21267 (record_uses): Pass df_ref to record_use.
21268 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21271 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21273 * config/sh/sh.c: Do not include c-pragma.h.
21275 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21277 * config/spu/spu.c: Remove include of c-common.h.
21279 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21282 * c-common.h (mark_valid_location_for_stdc_pragma,
21283 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21284 clear_float_const_decimal64, float_const_decimal64_p): New.
21285 * c.opt (Wunsuffixed-float-constants): New.
21286 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21287 unsuffixed float constant, handle new warning.
21288 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21289 * c-decl.c (c_scope): New flag float_const_decimal64.
21290 (set_float_const_decimal64, clear_float_const_decimal64,
21291 float_const_decimal64_p): New.
21292 (push_scope): Set new flag.
21293 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21294 to use STDC pragmas.
21295 (c_parser_external_declaration): Ditto.
21296 (c_parser_compound_statement_nostart): Ditto.
21297 * c-pragma.c (valid_location_for_stdc_pragma,
21298 mark_valid_location_for_stdc_pragma,
21299 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21300 handle_pragma_float_const_decimal64): New.
21301 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21302 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21303 set_float_const_decimal64, clear_float_const_decimal64,
21304 float_const_decimal64_p): New dummy functions.
21305 * doc/extend.texi (Decimal Float): Remove statement that the
21306 pragma, and suffix for double constants, are not supported.
21307 * doc/invoke.texi (Warning Options): List new option.
21308 (-Wunsuffixed-float-constants): New.
21310 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21312 * config/i386/i386.c: Do not include c-common.h.
21314 2009-05-07 Mark Heffernan <meheff@google.com>
21316 * doc/invoke.texi (Debugging Options): Document change of debugging
21318 * opts.c (decode_options): Make dump_base_name relative to
21319 aux_base_name directory.
21321 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21323 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21324 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21326 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21328 * Makefile.in (install-plugin): Simplify a bit.
21330 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21332 * Makefile.in (OBJS-common): Add regcprop.o.
21334 * timevar.def (TV_CPROP_REGISTERS): New.
21335 * regrename.c (regrename_optimize): Return 0.
21336 (rest_of_handle_regrename): Delete.
21337 (pass_rename_registers): Point to regrename_optimize.
21338 (struct value_data_entry, struct value_data,
21339 kill_value_one_regno, kill_value_regno, kill_value,
21340 set_value_regno, init_value_data, kill_clobbered_value,
21341 kill_set_value, kill_autoinc_value, copy_value,
21342 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21343 replace_oldest_value_reg, replace_oldest_value_addr,
21344 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21345 debug_value_data, validate_value_data): Move...
21346 * regcprop.c: ... here.
21347 (rest_of_handle_cprop): Delete.
21348 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21350 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21352 PR middle-end/40057
21353 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21354 GEN_INT for 1 << bitnum.
21355 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21356 build_int_cst_type.
21358 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21360 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21361 Remove wrong description of "nand" operation.
21363 2009-05-06 Richard Guenther <rguenther@suse.de>
21364 Adam Nemet <anemet@caviumnetworks.com>
21366 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21367 comment. Add that if LHS is not a gimple register, then RHS1 has
21368 to be a single object (GIMPLE_SINGLE_RHS).
21370 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21372 * expr.c (get_def_for_expr): Move it up in the file.
21373 (store_field): When expanding a bit-field store, look at the
21374 defining gimple stmt for the masking conversion.
21376 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21378 PR middle-end/39986
21379 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21380 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21381 32-bit memcpy into long.
21383 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21385 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21386 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21388 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21389 instead of appending DW_OP_deref*.
21391 2009-05-06 Michael Matz <matz@suse.de>
21393 PR middle-end/40021
21394 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21395 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21397 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21399 * Makefile.in (install-plugin): Fix srcdir handling.
21401 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21403 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21404 when processing for not_regs_needed bitmap.
21405 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21406 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21407 handling it for rhs.
21409 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21411 * config/i386/i386.md (unnamed inc/dec peephole): Use
21412 optimize_insn_for_size_p instead of optimize_size.
21413 * config/i386/predicates.md (incdec_operand): Likewise.
21414 (aligned_operand): Likewise.
21415 * config/i386/sse.md (divv8sf3): Likewise.
21416 (sqrtv8sf2): Likewise.
21418 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21420 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21422 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21424 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21426 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21427 ssemodesuffixf2c with avxmodesuffixf2c.
21429 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21432 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21434 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21436 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21437 (struct tree_base): Adjust spacing for 8 bit boundaries.
21438 (struct tree_decl_common): Add decl_by_reference_flag bit.
21439 (DECL_BY_REFERENCE): Adjust.
21440 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21441 print DECL_BY_REFERENCE bit.
21442 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21443 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21444 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21445 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21448 PR middle-end/39666
21449 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21450 range of the type, but default label is missing, add it with one
21451 of the existing labels instead of adding a new label for it.
21453 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21457 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21459 * Makefile.in (enable_plugin, plugin_includedir): New.
21460 (install): Depend on install-plugin.
21461 (PLUGIN_HEADERS): New.
21462 (install-plugin): New.
21463 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21465 2009-05-05 Richard Guenther <rguenther@suse.de>
21467 PR tree-optimization/40022
21468 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21470 (phivn_valid_p): Fix tuplification error, simplify.
21471 (phiprop_insert_phi): Add dumps.
21472 (propagate_with_phi): Simplify.
21474 2009-05-05 Richard Guenther <rguenther@suse.de>
21476 PR middle-end/40023
21477 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21479 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21481 * tree.h (strip_float_extensions): Remove duplicate declaration.
21482 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21483 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21484 block_ultimate_origin): Rearrange the declarations line to match the
21485 comment that indicates the .c file which the functions are defined.
21486 (dwarf2out_*, set_decl_rtl): Add comment.
21487 (get_base_address): Adjust comment.
21488 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21489 declarations line and add comment.
21490 (is_builtin_name): Add blank after function name, for clarity.
21492 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21494 * attribs.c (decl_attributes): Use %qE for identifiers in
21496 * cgraphunit.c (verify_cgraph_node): Translate function names to
21497 locale character set in diagnostics.
21498 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21500 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21501 Document that functions are named in UTF-8.
21502 * expr.c (expand_expr_real_1): Translate function names to locale
21503 character set in diagnostics.
21504 * gimplify.c (omp_notice_variable, omp_is_private,
21505 gimplify_scan_omp_clauses): Use %qE for identifiers in
21507 * langhooks.c (lhd_print_error_function): Translate function names
21508 to locale character set.
21509 * langhooks.h (decl_printable_name): Document that return value is
21510 in internal character set.
21511 * stmt.c: Include pretty-print.h
21512 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21514 (resolve_operand_name_1): Translate named operand name to locale
21516 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21518 * toplev.c (announce_function): Translate function names to locale
21520 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21521 (default_tree_printer): Use pp_identifier or translate identifiers
21522 to locale character set. Mark "<anonymous>" for translation.
21523 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21524 for identifiers in diagnostics.
21525 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21527 * varasm.c (output_constructor): Use %qE for identifiers in
21530 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21532 * configure.ac: use ` ` instead of $()
21533 * configure: Regenerate.
21535 2009-05-05 Ben Elliston <bje@au.ibm.com>
21537 * config/pa/linux-atomic.c: Eliminate conditional include of
21538 errno.h on non-LP64 systems to simplify build requirements.
21540 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21542 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21544 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21545 and pass value to identifier_to_locale.
21546 (warn_variable_length_array): Make name a tree.
21547 (grokdeclarator): Separate diagnostic texts for named and unnamed
21548 declarators. Use %qE for named declarators.
21549 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21551 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21552 identifiers in diagnostics.
21553 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21554 identifier_to_locale. Mark "anonymous" strings for translation.
21556 2009-05-04 Michael Eager <eager@eagercon.com>
21558 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21559 address for DImode/DFmode only if double-precision FP regs.
21561 2009-05-04 Michael Eager <eager@eagercon.com>
21563 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21564 TARGET_SINGLE_FLOAT check.
21566 2009-05-04 Michael Eager <eager@eagercon.com>
21568 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21570 2009-05-04 Michael Eager <eager@eagercon.com>
21572 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21573 * config/rs6000/t-xilinx: New
21575 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21577 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21578 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21579 * gcc/explow.c (memory_address): Use target hook.
21580 * gcc/targhooks.c (default_legitimize_address): New.
21581 * gcc/targhooks.h (default_legitimize_address): New.
21582 * gcc/target.h (legitimize_address): New.
21583 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21584 (TARGET_INITIALIZER): Include it.
21585 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21587 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21588 * config/bfin/bfin.c (legitimize_address): Remove.
21589 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21590 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21592 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21593 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21595 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21596 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21597 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21598 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21599 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21600 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21601 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21602 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21603 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21604 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21605 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21606 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21607 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21608 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21609 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21610 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21611 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21612 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21613 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21614 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21615 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21616 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21617 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21619 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21620 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21621 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21622 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21623 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21624 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21625 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21626 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21627 (thumb_legitimize_address): Delete.
21628 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21629 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21630 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21631 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21632 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21633 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21635 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21638 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21639 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21640 * config/m32r/m32r.c (m32r_legitimize_address): New.
21641 * config/m68k/m68k.c (m68k_legitimize_address): New.
21642 * config/score/score.c (score_legitimize_address): Standardize.
21643 * config/score/score3.c (score3_legitimize_address): Standardize.
21644 * config/score/score3.h (score3_legitimize_address): Adjust.
21645 * config/score/score7.c (score7_legitimize_address): Standardize.
21646 * config/score/score7.h (score7_legitimize_address): Adjust.
21647 * config/sh/sh.c (sh_legitimize_address): New.
21648 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21650 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21651 (s390_legitimize_address): ... this.
21652 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21653 (sparc_legitimize_address): ... this.
21654 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21655 (ix86_legitimize_address): ... this.
21656 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21657 (avr_legitimize_address): ... this.
21658 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21659 (mn10300_legitimize_address): ... this.
21660 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21661 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21662 (alpha_expand_mov): Adjust call.
21664 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21665 * config/spu/spu.c (spu_legitimize_address): Likewise.
21666 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21667 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21669 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21671 * intl.c (locale_encoding, locale_utf8): New.
21672 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21673 * intl.h (locale_encoding, locale_utf8): Declare.
21674 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21675 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21677 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21679 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21680 (pp_base_tree_identifier): Declare as function.
21681 (identifier_to_locale): Declare.
21682 * Makefile.in (pretty-print.o): Update dependencies.
21683 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21685 2009-05-04 Richard Guenther <rguenther@suse.de>
21687 PR middle-end/40015
21688 * builtins.c (fold_builtin_memory_op): Do not decay to element
21689 type if the size matches the whole array.
21691 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21693 * expmed.c (synth_mult): When trying out a shift, pass the result
21696 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21698 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21699 (shiftsub1_cost): New.
21700 (init_expmed): Compute shiftsub1_cost.
21701 (synth_mult): Optimize multiplications by constants of the form
21702 -(2^^m-1) for some constant positive integer m.
21704 2009-05-03 Richard Guenther <rguenther@suse.de>
21707 * c-typeck.c (array_to_pointer_conversion): Do not built
21708 ADDR_EXPRs of arrays of pointer-to-element type.
21709 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21710 up wrong ADDR_EXPRs after-the-fact.
21711 * c-common.c (strict_aliasing_warning): Strip pointer
21712 conversions for obtaining the original type.
21713 * builtins.c (fold_builtin_memset): Handle array types.
21714 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21717 2009-05-03 Richard Guenther <rguenther@suse.de>
21719 PR middle-end/23329
21720 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21721 Do not lose casts from array types with unknown extent to array
21722 types with known extent.
21723 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21724 alias set compatibility.
21726 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21728 * flags.h (extra_warnings): Delete.
21729 * toplev.c (process_options): Handle Wuninitialized here.
21730 * opts.c (extra_warnings): Delete.
21731 (set_Wextra): Delete.
21732 (common_handle_option): -Wextra can be handled automatically.
21733 * c-opts.c (c_common_handle_option): Delete obsolete code.
21734 (c_common_post_options): Simplify comment.
21735 * common.opt (W): Add Var.
21737 (Wuninitialized): Initialize to -1.
21739 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21740 Richard Guenther <rguenther@suse.de>
21742 * expr.c (get_def_for_expr): New function.
21743 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21744 SSA rather than trees.
21745 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21746 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21748 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21750 * c-common.c (reswords): Add _Imaginary.
21751 * c-common.c (enum rid): Add RID_IMAGINARY.
21753 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21755 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21756 Patch by Richard Guenther.
21758 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21760 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21761 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21762 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21763 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21764 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21765 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21766 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21767 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21768 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21769 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21770 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21771 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21772 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21773 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21774 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21775 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21776 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21777 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21779 2009-05-02 Richard Guenther <rguenther@suse.de>
21781 PR tree-optimization/39940
21782 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21785 2009-05-02 Richard Guenther <rguenther@suse.de>
21787 PR middle-end/40001
21788 * tree-ssa.c (execute_update_addresses_taken): Properly check
21789 if we can mark a variable DECL_GIMPLE_REG_P.
21790 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21791 back to the end of the function.
21792 (is_gimple_reg_type): Remove complex type special casing.
21793 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21796 2009-05-02 Ben Elliston <bje@au.ibm.com>
21798 * doc/collect2.texi (Collect2): Document search path behaviour
21799 when configured with --with-ld.
21801 2009-05-02 Jan Hubicka <jh@suse.cz>
21803 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21804 parameter; update callers.
21805 (coalesce_cost_edge): EH edges are costier because they needs
21806 splitting even if not critical and even more costier when there are
21807 multiple EH predecestors.
21809 2009-05-02 Jan Hubicka <jh@suse.cz>
21811 * except.c (remove_eh_handler_and_replace): Handle updating after
21812 removing TRY blocks.
21814 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21816 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21818 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21820 * varasm.c: Do not include c-pragma.h.
21821 * attribs.c: Do not incude c-common.h.
21823 2009-05-01 Michael Matz <matz@suse.de>
21825 * calls.c (initialize_argument_information): Handle SSA names like
21826 decls with a non MEM_P DECL_RTL.
21828 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21830 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21831 * ipa-utils.c: Likewise.
21832 * ipa-type-escape.c: Likewise.
21833 * cgraphunit.c Do not include c-common.h.
21834 * ipa-pure-const.c: Likewise.
21835 * tree-if-conv.c: Likewise.
21836 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21837 * ipa-struct-reorg.c: Likewise.
21838 * tree-nomudflap.c: Likewise.
21839 * tree-ssa-structalias.c: Likewise.
21841 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21843 * store-motion.c: Many cleanups to make this pass a first-class
21844 citizen instead of an appendix to gcse load motion. Add TODO list
21845 to make this pass faster/cleaner/better.
21847 (struct ls_expr): Post gcse.c-split cleanups.
21848 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21849 "stores" field to "avail_stores".
21850 (pre_ldst_mems): Rename to store_motion_mems.
21851 (pre_ldst_table): Rename to store_motion_mems_table.
21852 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21853 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21854 (ldst_entry): Rename to st_expr_entry, update users.
21855 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21856 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21857 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21859 (first_ls_expr): Rename to first_st_expr, update users.
21860 (next_ls_expr): Rename to next_st_expr, update users.
21861 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21862 fields properly for store motion instead of names inherited from load
21864 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21865 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21868 (ae_kill): Rename to st_kill, update users.
21869 (ae_gen): Rename to st_avloc, update users.
21870 (transp): Rename to st_transp, update users.
21871 (pre_insert_map): Rename to st_insert_map, update users.
21872 (pre_delete_map): Rename to st_delete_map, update users.
21873 (insert_store, build_store_vectors, free_store_memory,
21874 one_store_motion_pass): Update for abovementioned changes.
21876 (gcse_subst_count, gcse_create_count): Remove.
21877 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21878 and "n_stores_created", local variables.
21880 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21883 (regvec, compute_store_table_current_insn): Remove.
21884 (reg_set_info, reg_clear_last_set): Remove.
21885 (compute_store_table): Use DF caches instead of local dataflow
21888 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21890 * c-objc-common.c (c_tree_printer): Print identifiers with
21891 pp_identifier, not pp_string. Mark "({anonymous})" for
21893 * c-pretty-print.c (pp_c_ws_string): New.
21894 (pp_c_cv_qualifier, pp_c_type_specifier,
21895 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21896 pp_c_storage_class_specifier, pp_c_function_specifier,
21897 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21898 pp_c_primary_expression, pp_c_postfix_expression,
21899 pp_c_unary_expression, pp_c_shift_expression,
21900 pp_c_relational_expression, pp_c_equality_expression,
21901 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21902 use pp_string and pp_c_ws_string in place of pp_identifier and
21903 pp_c_identifier for non-identifiers. Mark English strings for
21905 * c-pretty-print.h (pp_c_ws_string): Declare.
21907 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21908 Roland McGrath <roland@redhat.com>
21910 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21911 (ENABLE_LD_BUILDID): New configuration option.
21912 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21913 (LINK_BUILDID_SPEC): New macro.
21914 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21916 * doc/install.texi: Document --enable-linker-build-id option.
21917 * configure: Rebuild.
21918 * config.in: Rebuild.
21920 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21922 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21923 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21924 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21925 MIPS_GP_SAVE_AREA_SIZE.
21926 * config/mips/mips.c (struct mips_frame_info): Update comment
21927 before arg_pointer_offset and hard_frame_pointer_offset.
21928 (mips_compute_frame_info): Update diagram before function: to
21929 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21930 indicate the position of frame_pointer_rtx with -fstack-protector and
21931 to show args_size. Don't allocate cprestore area for leaf functions
21932 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21934 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21936 2009-04-30 Michael Matz <matz@suse.de>
21938 PR tree-optimization/39955
21939 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21941 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21943 * ira.c (setup_cover_and_important_classes): Use safe macro
21944 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21946 * genpreds.c (write_tm_preds_h): Output suitable definition of
21947 REG_CLASS_FOR_CONSTRAINT.
21949 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21951 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21953 * bitmap.c (bitmap_descriptor): Likewise.
21954 * ggc-common.c (loc_descriptor): Likewise.
21955 * varray.c (varray_descriptor): Likewise.
21956 * vec.c (vec_descriptor): Likewise.
21958 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21960 * Makefile.in (dce.o): Add $(EXCEPT_H).
21961 * dce.c: Include except.h and delete redundant vector definitions.
21962 (deletable_insn_p): Return false for non-call insns that can throw
21965 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21967 * gcse.c (ae_gen): Remove.
21968 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21969 and make non-static function to make it available in store-motion.c.
21970 Update call sites with search-and-replace.
21971 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21972 extract_mentioned_regs, extract_mentioned_regs_helper,
21973 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21974 store_killed_in_insn, store_killed_after, store_killed_before,
21975 build_store_vectors, insert_insn_start_basic_block, insert-store,
21976 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21977 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21978 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21979 * store-motion.c: ...new file. Also copy data structures from gcse.c
21980 and clean up to remove parts not used by store motion.
21981 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21982 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21984 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21987 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21988 when optimizing for size.
21990 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21992 * gcse.c (gcse_constant_p): Fix typo in last change.
21994 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21996 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21998 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22000 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22002 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22004 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22005 CONST_HIGH_PART result.
22007 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22009 * config/avr/avr.c (initial_elimination_offset): Rename to
22010 avr_initial_elimination_offset.
22011 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22012 change return type to bool.
22013 (avr_can_eliminate): New function.
22014 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22015 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22016 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22017 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22018 avr_initial_elimination_offset.
22019 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22020 (avr_initial_elimination_offset): Define.
22022 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22023 Steven Bosscher <steven@gcc.gnu.org>
22025 PR rtl-optimization/39938
22026 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22027 * cfgrtl.c: Include insn-attr.h.
22028 (rest_of_pass_free_cfg): New function.
22029 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22030 * resource.c (init_resource_info): Remove call to df_analyze.
22032 2009-04-29 Richard Guenther <rguenther@suse.de>
22035 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22036 allow conversion to signed integers.
22038 2009-04-29 Richard Guenther <rguenther@suse.de>
22040 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22041 shifts of floating point vectors if the shift amount is
22042 a constant multiple of the element size.
22044 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22045 Michael Matz <matz@suse.de>
22047 PR middle-end/39927
22049 * tree-outof-ssa.c (emit_partition_copy): New function.
22050 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22051 insert_part_to_rtx_on_edge): Perform the partition base var
22052 copy using emit_partition_copy.
22053 (insert_value_copy_on_edge): Convert constants to the right mode.
22054 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22055 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22057 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22059 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22060 scan backwards to try to find a constant to initialize it.
22062 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22063 insn before the loop_end instruction, don't look past labels.
22065 2009-04-29 Richard Guenther <rguenther@suse.de>
22067 PR middle-end/39937
22068 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22069 loose type conversions.
22070 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22071 stmts only if there are no uses of its definition.
22073 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22075 * config/bfin/bfin.h (splitting_loops): Declare.
22076 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22077 Reorder bit definitions to be ascending.
22078 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22079 * config/bfin/bfin.c (splitting_loops): New variable.
22080 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22081 (struct loop_info): Remove members INIT and LOOP_INIT.
22082 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22083 the LSETUP sequence. Allow LC to be loaded from any register, but
22084 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22085 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22087 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22088 of reload_completed.
22091 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22093 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22095 * Makefile.in (PLUGIN_VERSION_H): New.
22096 (OBJS-common): Remove plugin-version.o.
22097 (plugin.o): Depend on (PLUGIN_VERSION_H).
22098 (plugin-version.o): Remove.
22099 * configure: Regenerate
22100 * configure.ac: Create plugin-version.h.
22101 * gcc-plugin.h (plugin_gcc_version): Remove.
22102 (plugin_default_version_check): Change signature.
22103 * plugin-version.c: Remove.
22104 * plugin.c: Include plugin-version.h.
22105 (str_plugin_gcc_version_name): Remove.
22106 (try_init_one_plugin): Pass gcc version to plugin_init.
22107 (plugin_default_version_check): Both gcc and plugin versions are now
22110 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22112 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22113 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22114 Remove special case testing for last insn of inner loops. Don't fail
22115 if the loop ends with a jump, emit an extra nop instead.
22117 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22118 DREGS rather than comparing directly. Remove code that tries to
22119 account for latencies.
22121 2009-04-29 Richard Guenther <rguenther@suse.de>
22123 PR tree-optimization/39941
22124 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22125 eliminating an indirect call.
22127 2009-04-29 Richard Guenther <rguenther@suse.de>
22129 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22130 parameter. Allow invariants as base if !require_lvalue.
22131 (verify_gimple_assign_single): Adjust.
22133 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22135 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22136 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22137 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22138 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22139 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22141 * config/bfin/bfin.c (bfin_expand_builtin,
22142 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22144 2009-04-28 Richard Guenther <rguenther@suse.de>
22146 * tree-vect-loop.c (get_initial_def_for_induction): Use
22147 correct types for pointer increment.
22149 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22151 * toplev.c (print_version): Update GMP version string calculation.
22153 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22155 PR rtl-optimization/39938
22156 * resource.c (init_resource_info): Add call to df_analyze.
22158 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22160 * config/alpha/alpha.md (usegp): Cast the result of
22161 alpha_find_lo_sum_using_gp to enum attr_usegp.
22162 * config/alpha/alpha.c (override_options): Remove end-of-structure
22163 marker element from cpu_table. Use array size of cpu_table to handle
22164 -mcpu and -mtune options.
22165 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22167 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22169 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22170 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22171 tune_32 and tune_64.
22172 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22173 support on PowerPC.
22174 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22175 * config/rs6000/option-defaults.h: ... here. New file.
22176 (OPT_64, OPT_32): Define.
22177 (MASK_64BIT): Define to 0 if not already defined.
22178 (OPT_ARCH64, OPT_ARCH32): Define.
22179 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22182 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22184 * config/arm/arm.c (arm_override_options): Emit error on using
22187 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22189 PR rtl-optimization/39914
22190 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22191 registers for allocnos created from user-defined variables only
22192 when not optimizing.
22194 2009-04-28 Richard Guenther <rguenther@suse.de>
22196 PR middle-end/39937
22197 * fold-const.c (fold_binary): Use distribute_real_division only
22200 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22202 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22203 add hpux-stdint.h to tm_file.
22204 (hppa[12]*-*-hpux11*): Ditto.
22205 (ia64*-*-hpux*): Ditto.
22206 * config/hpux-stdint.h: New.
22207 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22208 __STDC_EXT__ for all compiles.
22209 * config/pa/pa-hpux.h: Ditto.
22210 * config/pa/pa-hpux10.h: Ditto.
22211 * config/pa/pa-hpux11.h: Ditto.
22213 2009-04-28 Catherine Moore <clm@codesourcery.com>
22215 * debug.h (set_name): Add comment.
22217 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22220 * config/darwin.c (machopic_gen_offset): Check
22221 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22222 * config/arm/arm.c (require_pic_register): Likewise.
22224 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22226 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22227 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22228 m32c_promote_prototypes): Delete.
22230 2009-04-28 Michael Matz <matz@suse.de>
22232 PR middle-end/39922
22233 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22236 2009-04-28 Richard Guenther <rguenther@suse.de>
22238 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22240 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22242 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22243 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22244 * config/arm/arm-tune.md: Regenerate.
22246 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22248 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22249 block if there are complex incoming edges.
22250 (sel_merge_blocks): Remove useless assert.
22251 (sel_redirect_edge_and_branch): Check that edge was redirected.
22252 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22253 (sel_find_rgns): Delete declaration.
22254 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22255 the region when it is not a preheader.
22257 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22260 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22262 2009-04-28 Richard Guenther <rguenther@suse.de>
22264 * tree.h (SSA_NAME_VALUE): Remove.
22265 (struct tree_ssa_name): Remove value_handle member.
22266 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22267 array for jump threading.
22268 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22270 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22271 * tree-flow.h (threadedge_initialize_values): Declare.
22272 (threadedge_finalize_values): Likewise.
22273 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22274 (SSA_NAME_VALUE): Define.
22275 (threadedge_initialize_values): New function.
22276 (threadedge_finalize_values): Likewise.
22277 * tree-ssa-dom.c (ssa_name_values): New global variable.
22278 (SSA_NAME_VALUE): Define.
22279 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22281 2009-04-28 Ira Rosen <irar@il.ibm.com>
22283 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22284 Use REPORT_VECTORIZED_LOCATIONS instead
22285 REPORT_VECTORIZED_LOOPS.
22286 * tree-vectorizer.c (vect_verbosity_level): Make static.
22287 (vect_loop_location): Rename to vect_location.
22288 (vect_set_verbosity_level): Update comment.
22289 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22291 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22292 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22293 instead REPORT_UNVECTORIZED_LOOPS.
22294 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22295 and vect_loop_def to vect_external_def and vect_internal_def.
22296 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22297 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22298 REPORT_UNVECTORIZED_LOCATIONS.
22299 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22300 and vect_used_in_loop and to vect_unused_in_scope and
22301 vect_used_in_scope.
22302 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22303 (vect_verbosity_level): Remove declaration.
22304 (vect_analyze_operations): Likewise.
22305 (vect_analyze_stmt): Declare.
22306 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22307 REPORT_UNVECTORIZED_LOCATIONS.
22308 (vect_get_loop_niters): Fix indentation.
22309 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22310 (vect_analyze_loop_operations): New function.
22311 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22312 vect_analyze_operations.
22313 (vect_is_simple_reduction): Use new names.
22314 (vectorizable_live_operation, vect_transform_loop): Likewise.
22315 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22316 to specify whether the data references can be a part of interleaving
22318 (vect_analyze_data_ref_dependence): Use new names.
22319 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22320 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22321 * tree-vect-patterns.c (widened_name_p): Use new names.
22322 (vect_recog_dot_prod_pattern): Likewise.
22323 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22324 (process_use, vect_mark_stmts_to_be_vectorized,
22325 vect_model_simple_cost, vect_model_store_cost,
22326 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22327 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22328 vectorizable_operation, vectorizable_type_demotion,
22329 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22330 vectorizable_condition): Likewise.
22331 (vect_analyze_operations): Split into vect_analyze_loop_operations
22333 (vect_analyze_stmt): ... new function.
22334 (new_stmt_vec_info): Use new names.
22335 (vect_is_simple_use): Use new names and fix comment.
22336 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22337 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22339 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22342 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22343 and integer modes for x87 operands. Do not ICE for unsupported size,
22344 generate error instead. Generate error for unsupported operand types.
22345 ['z']: Do not handle HImode memory operands specially. Warning
22346 for floating-point operands. Fallthru to 'Z' for unsupported operand
22347 types. Do not ICE for unsupported size, generate error instead.
22348 (output_387_binary_op): Use %Z to output operands.
22349 (output_fp_compare): Ditto.
22350 (output_387_reg_move): Ditto.
22352 2009-04-28 Ben Elliston <bje@au.ibm.com>
22357 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22359 * builtins.c (c_strlen): Do not warn here.
22360 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22361 * c-common.c (pointer_int_sum): Take an explicit location.
22362 Warn about offsets out of bounds.
22363 * c-common.h (pointer_int_sum): Adjust declaration.
22365 2009-04-27 Ian Lance Taylor <iant@google.com>
22367 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22369 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22370 * df-core.c (df_set_flags): Change return type to int. Change
22371 type of old_flags to int.
22372 (df_clear_flags): Likewise.
22373 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22374 (df_get_conditional_uses): Likewise.
22375 * df.h (df_set_flags, df_clear_flags): Update declarations.
22376 * dwarf2out.c (struct indirect_string_node): Change type of form
22377 field to enum dwarf_form.
22378 (AT_string_form): Change return type to enum dwarf_form.
22379 * fixed-value.c (fixed_compare): Add cast to enum type.
22380 * fwprop.c (update_df): Change 0 to VOIDmode.
22381 * gensupport.c: Change 0 to UNKNOWN.
22382 * gimple.h (gimple_cond_code): Add cast to enum type.
22383 * haifa-sched.c (reemit_notes): Add cast to enum type.
22384 * hooks.c (hook_int_void_no_regs): Remove function.
22385 * hooks.h (hook_int_void_no_regs): Remove declaration.
22386 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22387 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22388 * real.c (real_arithmetic): Add cast to enum type.
22389 (real_compare): Likewise.
22390 * target.h (struct gcc_target): Change return type of
22391 branch_target_register_class to enum reg_class.
22392 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22393 default_branch_target_register_class.
22394 * targhooks.c (default_branch_target_register_class): New function.
22395 * targhooks.h (default_branch_target_register_class): Declare.
22396 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22397 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22399 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22401 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22402 vect_uninitialized_def. Change 0 to ERROR_MARK.
22403 * tree-vect-stmts.c (supportable_widening_operation): Don't
22404 initialize icode1 and icode2.
22405 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22406 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22408 (cmn_err_flag_specs): Change 0 to STD_C89.
22409 (cmn_err_char_table): Likewise.
22410 * config/arm/arm.c (get_arm_condition_code): Change type of code
22411 to enum arm_cond_code.
22412 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22413 (IWMMXT_BUILTIN2): Likewise.
22414 (neon_builtin_type_bits): Don't define typedef.
22415 (neon_builtin_datum): Change type of bits field to int.
22416 (arm_expand_neon_args): Add cast to enum type.
22417 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22419 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22420 casts to enum type.
22421 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22423 * config/mips/mips.md (jal_macro): Return enum constant.
22424 (single_insn): Likewise.
22425 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22427 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22428 casts to enum type.
22429 * config/s390/s390.c (s390_tune_flags): Change type to int.
22430 (s390_arch_flags): Likewise.
22431 (s390_handle_arch_option): Change flags field of struct pta to int.
22432 * config/s390/s390.h (s390_tune_flags): Update declaration.
22433 (s390_arch_flags): Likewise.
22434 * config/sh/sh.c (prepare_move_operands): Compare
22435 tls_symbolic_operand result with enum constant.
22436 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22437 (sh_expand_prologue): Add cast to enum type.
22438 (sh_expand_epilogue): Likewise.
22439 (tls_symbolic_operand): Change return type to enum tls_model.
22440 (fpscr_set_from_mem): Add cast to enum type.
22441 (legitimize_pic_address): Compare tls_symbolic_operand result with
22443 (sh_target_reg_class): Change return type to enum reg_class.
22444 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22446 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22447 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22448 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22449 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22450 (delayed_branch, tls_call_delay): Likewise.
22451 (eligible_for_sibcall_delay): Likewise.
22452 (eligible_for_return_delay): Likewise.
22453 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22454 (spu_expand_builtin_1): Likewise.
22456 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22457 for all types of conversions.
22458 (output_init_element): Issue -Wc++-compat warning if needed when
22459 initializing a bitfield with enum type.
22460 * c-parser.c (c_parser_expression): Set original_type to
22461 original_type of right hand operand of comma operator.
22463 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22465 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22467 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22468 * doc/cpp.texi (Standard Predefined Macros)
22469 (Implementation-defined behavior): Likewise.
22470 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22471 * doc/gimple.texi (GIMPLE Exception Handling)
22472 (@code{GIMPLE_ASSIGN}): Likewise.
22473 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22474 * doc/invoke.texi (Warning Options, Optimize Options)
22475 (AVR Options, Darwin Options): Likewise.
22476 (Optimize Options): Reformulate -fwhole-program description.
22477 * doc/loop.texi (Lambda): Likewise.
22478 * doc/md.texi (Output Template, Define Constraints)
22479 (Standard Names, Insn Splitting): Likewise.
22480 * doc/options.texi (Option properties): Likewise.
22481 * doc/passes.texi (Tree-SSA passes): Likewise.
22482 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22483 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22484 (File Names and DBX): Likewise.
22485 * doc/trouble.texi (Incompatibilities): Likewise.
22487 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22489 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22490 instruction is correct.
22492 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22494 Allow non-constant arguments to conversion intrinsics.
22495 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22496 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22497 * spu.c (print_operand): Handle 'v' and 'w'.
22498 (exp2_immediate_p, spu_gen_exp2): Define.
22499 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22500 spu_convtf_1): Update parameter descriptions.
22501 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22502 * constraints.md ('v', 'w'): New.
22503 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22505 (i2f, I2F): New define_mode_attr.
22506 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22507 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22508 fixuns_truncv4sfv4si2): Update to use mode attribute.
22509 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22510 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22511 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22512 patterns for combine.
22514 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22516 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22517 (cprop, hoist, pre, store_motion): New debug counters.
22518 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22519 is not an RTL pass anymore.
22520 (pass_profiling): Remove extern decl for pass removed in 2005.
22521 (pass_gcse, pass_jump_bypass): Remove.
22522 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22523 to 0 for clean state.
22524 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22525 * cse.c (gate_handle_cse_after_global_opts,
22526 rest_of_handle_cse_after_global_opts): New functions.
22527 (pass_cse_after_global_opts): New pass, does local CSE.
22528 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22529 (TV_CPROP): New timevar.
22530 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22531 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22532 (gcse_main, recompute_all_luids): Remove.
22533 (compute_hash_table_work): Call max_reg_num instead of reading
22535 (cprop_jump): Don't set run_jump_opt_after_gcse.
22536 (constprop_register): Always allow to alter jumps.
22537 (cprop_insn): Likewise.
22538 (do_local_cprop): Likewise.
22539 (local_cprop_pass): Likewise. Return non-zero if something changed.
22540 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22541 (find_implicit_sets): Add note about missed optimization opportunity.
22542 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22543 pass_rtl_cprop execute function.
22544 Don't bother tracking the pass number, each pass gets its own dumpfile
22546 Always allow to alter jumpsand bypass jumps.
22547 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22548 will just find no suitable set.
22549 (pre_edge_insert): Fix dumping, this function is for PRE only.
22550 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22551 pass_rtl_pre execute function.
22552 (hoist_code): Return non-zero if something changed. Keep track of
22553 substitutions and insertions for statistics gathering similar to PRE.
22554 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22555 called from the pass_rtl_hoist execute function. Show pass statistics.
22556 (compute_store_table): Use max_reg_num directly instead of using the
22557 formerly global max_gcse_regno.
22558 (build_store_vectors): Likewise.
22559 (replace_store_insn): Fix dumping.
22560 (store_motion): Rename to ...
22561 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22562 pass, called from the pass_rtl_store_motion execute function. Keep
22563 track of substitutions and insertions for statistics gathering similar
22565 (bypass_jumps): Remove, fold interesting bits into ...
22566 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22567 from the pass_rtl_cprop execute function.
22568 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22569 pass_jump_bypass): Remove.
22570 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22571 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22572 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22573 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22574 (gate_rtl_store_motion, execute_rtl_store_motion,
22575 pass_rtl_store_motion): New.
22576 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22577 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22578 * passes.c (init_optimization_passes): Remove pass_gcse and
22579 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22580 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22581 instead of pass_jump_bypass.
22583 2009-04-27 Richard Guenther <rguenther@suse.de>
22585 PR middle-end/39928
22586 * gimplify.c (gimplify_expr): If we are required to create
22587 a temporary make sure it ends up as register.
22589 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22592 * config/i386/i386.c (construct_container): Don't call
22593 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22594 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22596 2009-04-27 Michael Matz <matz@suse.de>
22598 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22599 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22600 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22601 (dump_replaceable_exprs): Take a bitmap.
22602 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22604 (expand_gimple_basic_block): Likewise.
22605 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22606 replaceable_expressions member a bitmap.
22607 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22608 (mark_replaceable): Likewise.
22609 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22610 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22612 2009-04-27 Richard Guenther <rguenther@suse.de>
22614 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22615 (verify_stmts): Dispatch to gimple/type verification code.
22616 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22617 issue with call argument types.
22619 2009-04-27 Michael Matz <matz@suse.de>
22621 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22622 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22625 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22626 Eric Botcazou <ebotcazou@adacore.com>
22628 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22629 a label's basic block.
22630 (mark_target_live_regs): Tidy and rework obsolete comments.
22631 Change back DF problem to LIVE. If a label starts a basic block,
22632 assume that all registers that used to be live then still are.
22633 (init_resource_info): If a label starts a basic block, set its
22634 BLOCK_FOR_INSN accordingly.
22635 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22637 2009-04-27 Richard Guenther <rguenther@suse.de>
22639 * tree-flow-inline.h (function_ann): Remove.
22640 (get_function_ann): Likewise.
22641 * tree-dfa.c (create_function_ann): Remove.
22642 * tree-flow.h (struct static_var_ann_d): Remove.
22643 (struct function_ann_d): Likewise.
22644 (union tree_ann_d): Remove fdecl member.
22645 (function_ann_t): Remove.
22646 (function_ann, get_function_ann, create_function_ann): Remove
22649 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22651 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22653 2009-04-27 Jan Hubicka <jh@suse.cz>
22655 * ipa-pure-const.c (struct funct_state_d): New fields
22656 state_previously_known, looping_previously_known; remove
22657 state_set_in_source.
22658 (analyze_function): Use new fields.
22659 (propagate): Avoid assumption that state_set_in_source imply
22662 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22663 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22664 * cfgloop.h (finite_loop_p): Declare.
22666 2009-04-26 Michael Matz <matz@suse.de>
22668 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22670 2009-04-26 Michael Matz <matz@suse.de>
22672 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22673 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22674 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22675 pass_mark_used_blocks): Remove.
22676 * tree-optimize.c (pass_free_datastructures,
22677 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22678 * passes.c (init_optimization_passes): Don't call
22679 pass_mark_used_blocks, remove dead code.
22681 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22683 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22684 * tree-ssa-live.h (register_ssa_partition): Likewise.
22686 2009-04-26 Michael Matz <matz@suse.de>
22689 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22690 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22691 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22693 (compare_pairs): Swap cost comparison.
22694 (coalesce_ssa_name): Don't use change_partition_var.
22695 * tree-nrv.c (struct nrv_data): Add modified member.
22696 (finalize_nrv_r): Set it.
22697 (tree_nrv): Use it to update statements.
22698 (pass_nrv): Require PROP_ssa.
22699 * tree-mudflap.c (mf_decl_cache_locals,
22700 mf_build_check_statement_for): Use make_rename_temp.
22701 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22702 * alias.c (find_base_decl): Handle SSA names.
22703 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22704 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22705 * rtl.h (set_reg_attrs_for_parm): Declare.
22706 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22707 to "optimized", remove unused locals at finish.
22708 (execute_free_datastructures): Make global, call
22709 delete_tree_cfg_annotations.
22710 (execute_free_cfg_annotations): Don't call
22711 delete_tree_cfg_annotations.
22713 * ssaexpand.h: New file.
22714 * expr.c (toplevel): Include ssaexpand.h.
22715 (expand_assignment): Handle SSA names the same as register variables.
22716 (expand_expr_real_1): Expand SSA names.
22717 * cfgexpand.c (toplevel): Include ssaexpand.h.
22718 (SA): New global variable.
22719 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22720 (SSAVAR): New macro.
22721 (set_rtl): New helper function.
22722 (add_stack_var): Deal with SSA names, use set_rtl.
22723 (expand_one_stack_var_at): Likewise.
22724 (expand_one_stack_var): Deal with SSA names.
22725 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22726 before unique numbers.
22727 (expand_stack_vars): Use set_rtl.
22728 (expand_one_var): Accept SSA names, add asserts for them, feed them
22729 to above subroutines.
22730 (expand_used_vars): Expand all partitions (without default defs),
22731 then only the local decls (ignoring those expanded already).
22732 (expand_gimple_cond): Remove edges when jumpif() expands an
22733 unconditional jump.
22734 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22735 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22737 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22738 members of SA; deal with PARM_DECL partitions here; expand
22739 all PHI nodes, free tree datastructures and SA. Commit instructions
22740 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22741 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22742 info and statements at start, collect garbage at finish.
22743 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22744 (VAR_ANN_PARTITION) Remove.
22745 (change_partition_var): Don't declare.
22746 (partition_to_var): Always return SSA names.
22747 (var_to_partition): Only accept SSA names.
22748 (register_ssa_partition): Only check argument.
22749 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22751 (delete_var_map): Don't free it.
22752 (var_union): Only accept SSA names, simplify.
22753 (partition_view_init): Mark only useful SSA names as used.
22754 (partition_view_fini): Only deal with SSA names.
22755 (change_partition_var): Remove.
22756 (dump_var_map): Use ssa_name instead of partition_to_var member.
22757 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22759 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22760 (struct _elim_graph): New member const_dests; nodes member vector of
22762 (set_location_for_edge): New static helper.
22763 (create_temp): Remove.
22764 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22765 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22766 (new_elim_graph): Allocate const_dests member.
22767 (clean_elim_graph): Truncate const_dests member.
22768 (delete_elim_graph): Free const_dests member.
22769 (elim_graph_size): Adapt to new type of nodes member.
22770 (elim_graph_add_node): Likewise.
22771 (eliminate_name): Likewise.
22772 (eliminate_build): Don't take basic block argument, deal only with
22773 partition numbers, not variables.
22774 (get_temp_reg): New static helper.
22775 (elim_create): Use it, deal with RTL temporaries instead of trees.
22776 (eliminate_phi): Adjust all calls to new signature.
22777 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22778 (rewrite_trees): Only do checking.
22779 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22780 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22781 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22782 contains_tree_r, MAX_STMTS_IN_LATCH,
22783 process_single_block_loop_latch, analyze_edges_for_bb,
22784 perform_edge_inserts): Remove.
22785 (expand_phi_nodes): New global function.
22786 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22787 functions, initialize new parameter, remember partitions having a
22789 (finish_out_of_ssa): New global function.
22790 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22791 don't reset in_ssa_p here, don't disable TER when mudflap.
22792 (pass_del_ssa): Remove.
22793 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22795 (execute_free_datastructures): Declare.
22796 * Makefile.in (SSAEXPAND_H): New variable.
22797 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22798 * basic-block.h (commit_one_edge_insertion): Declare.
22799 * passes.c (init_optimization_passes): Move pass_nrv and
22800 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22801 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22802 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22803 (redirect_branch_edge): Deal with super block when expanding, split
22804 out jump patching itself into ...
22805 (patch_jump_insn): ... here, new static helper.
22807 2009-04-26 Michael Matz <matz@suse.de>
22809 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22810 beyond num_ssa_names.
22811 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22812 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22814 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22816 PR inline-asm/39543
22817 * fwprop.c (forward_propagate_asm): New function.
22818 (forward_propagate_and_simplify): Propagate also into __asm, if it
22819 doesn't increase the number of referenced registers.
22822 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22824 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22826 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22827 note_nonlocal_vla_type for nonlocal VLAs.
22828 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22829 contains_remapped_vars, remap_vla_decls): New functions.
22830 (convert_nonlocal_reference_stmt): If not optimizing, call
22831 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22832 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22833 if it wasn't found in var_map.
22834 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22835 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22836 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22838 * gimplify.c (nonlocal_vlas): New variable.
22839 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22841 (gimplify_body): Create and destroy nonlocal_vlas.
22843 * dwarf2out.c (loc_descr_plus_const): New function.
22844 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22845 mem_loc_descriptor, loc_descriptor_from_tree_1,
22846 descr_info_loc, gen_variable_die): Use it.
22848 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22849 !TREE_STATIC VAR_DECLs.
22850 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22851 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22852 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22853 DECL_BY_REFERENCE is valid.
22854 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22855 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22856 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22857 Copy DECL_BY_REFERENCE.
22858 (struct nesting_copy_body_data): New type.
22859 (nesting_copy_decl): New function.
22860 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22861 if they have variable length.
22863 2009-04-26 Michael Matz <matz@suse.de>
22865 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22866 mark new temporaries for renaming.
22868 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22871 * c-decl.c (global_bindings_p): Return negative value.
22872 (c_variable_size): New. Based on variable_size from
22874 (grokdeclarator): Call c_variable_size not variable_size.
22876 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22878 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22880 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22882 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22883 Redefine it to just use mingw/include.
22884 (ASM_SPEC): Rules for -m32 and -m64.
22885 (LINK_SPEC): Use Likewise.
22886 (SPEC_32): New define.
22887 (SPEC_64): Likewise.
22888 (SUB_LINK_SPEC): Likewise.
22889 (MULTILIB_DEFAULTS): New define.
22890 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22891 Add multilib options.
22892 (MULTILIB_DIRNAMES): Likewise.
22893 (MULTILIB_OSDIRNAMES): Likewise.
22894 (LIBGCC): Likewise.
22895 (INSTALL_LIBGCC): Likewise.
22897 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22900 * c-tree.h (enum c_inline_static_type): New.
22901 (record_inline_static): Declare.
22902 * c-decl.c (struct c_inline_static, c_inline_statics,
22903 record_inline_static, check_inline_statics): New.
22904 (pop_file_scope): Call check_inline_statics.
22905 (start_decl): Call record_inline_static instead of pedwarning
22906 directly for static in inline function.
22907 * c-typeck.c (build_external_ref): Call record_inline_static
22908 instead of pedwarning directly for static referenced in inline
22911 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22913 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22914 not new but only being rescanned.
22915 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22916 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22917 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22918 record_set_info, compute_set, grealloc): Remove.
22919 (recompute_all_luids): New function.
22920 (gcse_main): Don't compute sets, and don't do related memory
22921 allocations/free-ing. If something changed before the end of the
22922 pass, update LUIDs using recompute_all_luids.
22923 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22924 (free_gcse_mem): Don't free it either.
22925 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22926 Use the df insn LUIDs.
22927 (load_killed_in_block): Likewise.
22928 (compute_hash_table_work): Don't compute reg_set_in_block.
22929 (compute_transp): Use DF_REG_DEF_CHAINs.
22930 (local_cprop_pass): Don't use compute_sets and related functions.
22931 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22932 Use get_max_uid() instead of max_cuid.
22933 (insert_insn_end_basic_block, pre_insert_copy_insn,
22934 update_ld_motion_stores): Don't try to
22935 keep reg_set tables up to date.
22936 (pre_insert_copies): Use df insn LUIDs.
22937 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22938 (reg_set_info): Don't use extra bitmap argument.
22939 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22940 information to compute regs_set_in_block.
22941 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22942 (bypass_jumps): Don't use compute_sets and friends.
22944 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22947 * opts.c (undocumented_msg): Do not leave blank even with
22950 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22952 * c-decl.c (build_enumerator): Allow values folding to integer
22953 constants but not integer constant expressions with a pedwarn if
22956 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22959 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22960 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22961 type is an integer constant.
22963 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22966 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22969 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22972 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22973 with variably modified return type and no storage class
22974 specifiers, except for the case of nested functions. Distinguish
22975 extern declarations of functions with variably modified return
22976 types from those of objects with variably modified types.
22978 2009-04-25 Jan Hubicka <jh@suse.cz>
22980 * tree.c (list_equal_p): New function.
22981 * tree.h (list_equal_p): Declare.
22982 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22983 basic_block_def, basic_block, const_basic_block): New.
22984 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22985 (redirect_eh_edge): New function.
22986 (make_eh_edge_update_phi): EH edges are not abnormal.
22987 * except.c: Include tree-flow.h.
22988 (list_match): New function.
22989 (eh_region_replaceable_by_p): New function.
22990 (replace_region): New function.
22991 (hash_type_list): New function.
22992 (hash_eh_region): New function.
22993 (eh_regions_equal_p): New function.
22994 (merge_peers): New function.
22995 (remove_unreachable_regions): Verify EH tree when checking;
22997 (copy_eh_region_1): New function.
22998 (copy_eh_region): New function.
22999 (push_reachable_handler): New function.
23000 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23001 regions without label but with live RESX.
23002 * except.h (redirect_eh_edge_to_label): New.
23003 * tree-flow.h (redirect_eh_edge): New.
23004 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23005 basic_block_def, basic_block, const_basic_block): Remove.
23006 * Makefile.in (except.o): Add dependency on tree-flow.h
23007 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23008 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23011 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23014 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23015 on the destination of memcpy.
23017 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23019 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23020 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23021 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23023 2009-04-25 Jan Hubicka <jh@suse.cz>
23025 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23026 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23027 to be reached by different label than left.
23028 (update_eh_edges): Update comment; remove edge_to_remove if possible
23029 and return true if suceeded.
23030 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23031 (cleanup_eh): Compute sharing map.
23032 * except.c (remove_eh_handler_and_replace): Add argument if we should
23034 (remove_unreachable_regions): Update for label sharing.
23035 (label_to_region_map): Likewise.
23036 (get_next_region_sharing_label): New function.
23037 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23039 (remove_eh_handler): Update.
23040 (remove_eh_region_and_replace_by_outer_of): New function.
23041 * except.h (struct eh_region): Add next_region_sharing_label.
23042 (remove_eh_region_and_replace_by_outer_of,
23043 get_next_region_sharing_label): Declare.
23044 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23046 2009-04-25 Jan Hubicka <jh@suse.cz>
23048 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23049 insert code even if they are not critical.
23051 2009-04-25 Jan Hubicka <jh@suse.cz>
23053 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23054 (gimple_can_remove_branch_p): EH edges won't remove branch by
23056 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23057 updating of non-abnormal EH edges.
23058 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23059 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23060 (split_critical_edges): Split also edges where emitting code on them
23061 will lead to splitting later.
23063 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23064 H.J. Lu <hongjiu.lu@intel.com>
23067 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23068 the configured assembler supports fildq and fistpq mnemonics.
23069 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23070 * configure: Regenerated.
23071 * config.in: Ditto.
23073 * config/i386/i386.c (print_operand): Handle 'Z'.
23074 ['z']: Remove handling of special fild/fist suffixes.
23075 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23076 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23077 suffix of fild insn.
23078 (*floatsi<mode>2_vector_mixed): Ditto.
23079 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23080 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23081 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23082 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23083 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23085 2009-04-25 Ben Elliston <bje@au.ibm.com>
23087 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23088 the source of a set operation.
23090 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23092 * target.h (struct gcc_target): Add case_values_threshold field.
23093 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23094 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23095 * targhooks.c (default_case_values_threshold): New function.
23096 * targhooks.h (default_case_values_threshold): Declare function.
23097 * stmt.c (expand_case): Use case_values_threshold target hook.
23098 * expr.h (case_values_threshold): Remove declartation.
23099 * expr.c (case_values_threshold): Remove function.
23100 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23102 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23103 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23104 (avr_case_values_threshold): Declare as static.
23105 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23107 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23108 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23109 (mn10300_case_values_threshold): New function.
23111 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23113 * ira.c (setup_cover_and_important_classes): Add enum cast.
23115 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23117 * genpreds.c (write_enum_constraint_num): Output definition of
23118 CONSTRAINT_NUM_DEFINED_P macro.
23119 * ira.c (setup_cover_and_important_classes): Use
23120 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23122 2009-04-24 DJ Delorie <dj@redhat.com>
23124 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23125 __SH2A_SINGLE_ONLY__ also.
23127 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23129 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23130 (movdf_internal): Ditto.
23131 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23132 SFmode and DFmode constants.
23133 (ia64_print_operand): Add 'G' format for printing
23134 floating point constants.
23136 2009-04-24 Richard Guenther <rguenther@suse.de>
23138 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23139 from unsigned additions.
23141 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23143 * c-typeck.c (set_init_index): Allow array designators that are
23144 not integer constant expressions with a pedwarn if pedantic.
23146 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23148 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23149 zero if no overlap in nonzero bits between the operands.
23151 2009-04-24 Ian Lance Taylor <iant@google.com>
23153 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23154 (record_dead_and_set_regs): Likewise.
23155 * df.h (struct df_mw_hardreg): Change flags field to int.
23156 (struct df_base_ref): Likewise.
23157 (struct df): Change changeable_flags field to int.
23158 * df-scan.c (df_defs_record): Change clobber_flags to int.
23159 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23160 constants rather than #define macros.
23161 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23162 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23163 (enum dwarf_calling_convention): Likewise.
23164 (enum dwarf_line_number_x_ops): Likewise.
23165 (enum dwarf_call_frame_info): Likewise.
23166 (enum dwarf_source_language): Likewise.
23167 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23168 (add_calling_convention_attribute): Likewise.
23169 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23170 (combine_comparisons): Change compcode to int. Add cast to enum type.
23171 * genrecog.c (maybe_both_true_2): Change c to int.
23172 (write_switch): Likewise. Add cast to enum type.
23173 * gimplify.c (gimplify_omp_for): Handle return values from
23174 gimplify_expr using MIN rather than bitwise or.
23175 (gimplify_expr): Add cast to enum type.
23176 * ipa-prop.c (update_jump_functions_after_inlining): Change
23177 IPA_BOTTOM to IPA_JF_UNKNOWN.
23178 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23179 Add casts to enum type.
23180 (setup_cover_and_important_classes): Change cl to int. Add casts
23182 (setup_class_translate): Change cl and mode to int.
23183 (ira_init_once): Change mode to int.
23184 (free_register_move_costs): Likewise.
23185 (setup_prohibited_mode_move_regs): Add casts to enum type.
23186 * langhooks.c (add_builtin_function_common): Rework assertion that
23187 value fits bitfield.
23188 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23189 * omega.c (omega_do_elimination): Avoid math on enum types.
23190 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23191 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23192 int local to handle integral_argment value.
23193 * regmove.c (try_auto_increment): Change PUT_MODE to
23195 * reload.c (push_secondary_reload): Add casts to enum type.
23196 (secondary_reload_class, find_valid_class): Likewise.
23197 * reload1.c (emit_input_reload_insns): Likewise.
23198 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23199 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23200 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23202 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23203 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23205 (expand_complex_libcall): Add casts to enum type.
23206 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23207 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23208 with ERROR_MARK, not NUM_TREE_CODES.
23209 (vect_create_epilog_for_reduction): Likewise.
23210 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23211 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23212 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23214 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23215 vect_unused_in_loop. Change 0 to loop_vect.
23216 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23217 * var-tracking.c (get_init_value): Change return type to enum
23219 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23220 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23222 (arm_override_options): Add casts to enum type.
23223 (arm_emit_tls_decoration): Likewise.
23224 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23226 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23227 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23228 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23230 * config/s390/s390.c (code_for_builtin_64): Change to array of
23232 (code_for_builtin_31): Likewise.
23233 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23235 * config/sparc/sparc.c (sparc_override_options): Change value
23236 field in struct code_model to enum cmodel. In initializer change
23237 0 to NULL and add cast to enum type.
23239 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23240 Change all callers. Issue a -Wc++-compat warning using
23241 lhs_origtype if necessary.
23242 (convert_for_assignment): Issue -Wc++-compat warnings about
23243 invalid conversions to enum type on assignment.
23244 * c-common.h (build_modify_expr): Update declaration.
23246 2009-04-24 Nick Clifton <nickc@redhat.com>
23248 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23249 (function_arg_advance): Likewise.
23250 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23253 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23255 * config/s390/constraints.md ('I', 'J'): Fix condition.
23257 2009-04-24 Diego Novillo <dnovillo@google.com>
23259 * gengtype-parse.c (parse_error): Add newline after message.
23261 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23263 * config/i386/sse.md (avxmodesuffixs): Removed.
23264 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23265 (*avx_pinsr<ssevecsize>): This.
23267 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23269 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23270 follow chains of regs with a single definition, and allow expressions
23271 that are function_invariant_p.
23272 (simple_rhs_p): Allow expressions that are function_invariant_p.
23274 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23276 PR middle-end/39867
23277 * fold-const.c (fold_cond_expr_with_comparison): When folding
23278 > and >= to MAX, make sure the MAX uses the same type as the
23279 comparison's operands.
23281 2009-04-24 Nick Clifton <nickc@redhat.com>
23283 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23284 addressing for DImode accesses.
23285 (frv_print_operand_address): Handle PLUS case.
23286 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23288 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23290 PR rtl-optimization/39794
23291 * alias.c (canon_true_dependence): Add x_addr argument.
23292 * rtl.h (canon_true_dependence): Adjust prototype.
23293 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23294 * cselib.c (cselib_invalidate_mem): Likewise.
23295 * gcse.c (compute_transp): Likewise.
23296 * dse.c (scan_reads_nospill): Likewise.
23297 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23298 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23299 canon_base_addr of the group, plus optional offset.
23300 (struct group_info): Rename canon_base_mem to
23302 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23303 canon_rtx of base_mem.
23305 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23307 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23308 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23310 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23312 * config/spu/spu-builtins.h: Delete file.
23314 * config/spu/spu.h (enum spu_builtin_type): Move here from
23316 (struct spu_builtin_description): Likewise. Add GTY marker.
23317 Do not use enum spu_function_code or enum insn_code.
23318 (spu_builtins): Add extern declaration.
23320 * config/spu/spu.c: Do not include "spu-builtins.h".
23321 (enum spu_function_code, enum spu_builtin_type_index,
23322 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23323 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23324 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23325 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23326 (spu_builtin_types): Make static. Add GTY marker.
23327 (spu_builtins): Add extern declaration with GTY marker.
23328 Include "gt-spu.h".
23330 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23331 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23332 Check programmatically whether all parameters are scalar.
23334 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23336 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23338 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23339 assignment from the constructor either if the target is volatile.
23341 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23343 * config/arm/arm.md (insv): Do not share operands[0].
23345 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23347 * config/vxlib-tls.c (active_tls_threads): Delete.
23348 (delete_hook_installed): New.
23349 (tls_delete_hook): Don't delete the delete hook.
23350 (tls_destructor): Delete it here.
23351 (__gthread_set_specific): Adjust installing the delete hook.
23352 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23353 __gthread_leave_tsd_dtor_context.
23355 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23357 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23359 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23361 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23363 (alpha_rtx_costs): Ditto.
23364 (emit_unlikely_jump): Use add_reg_note.
23365 (emit_frame_store_1): Ditto.
23366 (alpha_expand_prologue): Ditto.
23367 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23368 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23370 2009-04-23 Nick Clifton <nickc@redhat.com>
23372 * config/v850/v850.md (epilogue): Remove suppressed code.
23373 (return): Rename to return_simple and remove test of frame size.
23374 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23375 to gen_return_simple.
23377 2009-04-22 Jing Yu <jingyu@google.com>
23380 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23382 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23385 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23386 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23387 value is a VECTOR_CST, the element type is the element type of the
23390 2009-04-22 DJ Delorie <dj@redhat.com>
23392 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23394 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23396 * alias.c (find_base_term): Move around LO_SUM case, so that
23397 CONST falls through into PLUS/MINUS handling.
23400 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23401 into 0, use omit_one_operand.
23403 2009-04-23 Ben Elliston <bje@au.ibm.com>
23405 * config/rs6000/linux-unwind.h (get_regs): Remove type
23406 puns. Change the type of `pc' to an array of unsigned ints and
23407 update all users. Constify frame24.
23409 2009-04-22 DJ Delorie <dj@redhat.com>
23411 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23412 declarations before code.
23413 (current_function_special_page_vector): Likewise.
23414 (m32c_expand_insv): Silence a warning.
23416 2009-04-21 Taras Glek <tglek@mozilla.com>
23418 * alias.c: Update GTY annotations to new syntax.
23419 * basic-block.h: Likewise.
23420 * bitmap.h: Likewise.
23421 * c-common.h: Likewise.
23422 * c-decl.c: Likewise.
23423 * c-parser.c: Likewise.
23424 * c-pragma.c: Likewise.
23425 * c-tree.h: Likewise.
23426 * cfgloop.h: Likewise.
23427 * cgraph.h: Likewise.
23428 * config/alpha/alpha.c: Likewise.
23429 * config/arm/arm.h: Likewise.
23430 * config/avr/avr.h: Likewise.
23431 * config/bfin/bfin.c: Likewise.
23432 * config/cris/cris.c: Likewise.
23433 * config/darwin.c: Likewise.
23434 * config/frv/frv.c: Likewise.
23435 * config/i386/i386.c: Likewise.
23436 * config/i386/i386.h: Likewise.
23437 * config/i386/winnt.c: Likewise.
23438 * config/ia64/ia64.h: Likewise.
23439 * config/iq2000/iq2000.c: Likewise.
23440 * config/mips/mips.c: Likewise.
23441 * config/mmix/mmix.h: Likewise.
23442 * config/pa/pa.c: Likewise.
23443 * config/pa/pa.h: Likewise.
23444 * config/rs6000/rs6000.c: Likewise.
23445 * config/s390/s390.c: Likewise.
23446 * config/sparc/sparc.c: Likewise.
23447 * config/xtensa/xtensa.c: Likewise.
23448 * cselib.h: Likewise.
23449 * dbxout.c: Likewise.
23450 * dwarf2out.c: Likewise.
23451 * except.c: Likewise.
23452 * except.h: Likewise.
23453 * fixed-value.h: Likewise.
23454 * function.c: Likewise.
23455 * function.h: Likewise.
23456 * gimple.h: Likewise.
23457 * integrate.c: Likewise.
23458 * optabs.c: Likewise.
23459 * output.h: Likewise.
23460 * real.h: Likewise.
23462 * stringpool.c: Likewise.
23463 * tree-data-ref.c: Likewise.
23464 * tree-flow.h: Likewise.
23465 * tree-scalar-evolution.c: Likewise.
23466 * tree-ssa-address.c: Likewise.
23467 * tree-ssa-alias.h: Likewise.
23468 * tree-ssa-operands.h: Likewise.
23469 * tree.c: Likewise.
23470 * tree.h: Likewise.
23471 * varasm.c: Likewise.
23472 * varray.h: Likewise.
23474 * coretypes.h: Do not define GTY macro if it is already defined.
23475 * doc/gty.texi: Update GTY documentation to new syntax.
23476 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23477 annotations on structs.
23478 * gengtype-parse.c: Likewise.
23480 2009-04-22 Mark Heffernan <meheff@google.com>
23482 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23484 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23486 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23489 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23491 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23492 the same as a PLUS without a shift. Increase the cost of a
23495 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23497 * Makefile.in: Update dependencies.
23498 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23499 * errors.h: Remove bogus comment about compatibility.
23500 (warning): Update declaration.
23501 * genautomata.c: Update all calls to warning.
23502 * gimple.c: Do not include errors.h. Include toplev.h.
23503 * tree-ssa-structalias.c: Do not include errors.h.
23504 * omega.c: Likewise.
23505 * tree-ssa-reassoc.c: Likewise.
23506 * config/spu/spu-c.c: Likewise.
23507 * config/spu/t-spu-elf: Update dependencies.
23509 2009-04-22 Richard Guenther <rguenther@suse.de>
23511 PR tree-optimization/39824
23512 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23513 make sure the types are compatible.
23515 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23518 * c-common.c (c_parse_error): Take a token_flags parameter.
23519 Use token_type for the token type instead.
23520 Pass token_flags to cpp_type2name.
23521 * c-common.h (c_parse_error): Update declaration.
23522 * c-parser.c (c_parser_error): Pass 0 as token flags.
23524 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23526 PR rtl-optimization/39580
23527 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23529 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23531 * function.c (expand_function_end): Do not emit a jump to the "naked"
23532 return label for fall-through returns.
23533 * except.c (sjlj_emit_function_exit): Always place the call to the
23534 unregister function at the location installed by expand_function_end.
23536 2009-04-22 Richard Guenther <rguenther@suse.de>
23538 PR tree-optimization/39845
23539 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23540 (gen_inbound_check): Likewise.
23542 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23544 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23546 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23547 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23549 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23551 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23552 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23553 shift counts to avoid out-of-bounds array accesses.
23555 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23557 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23558 (Pmode): Move above.
23560 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23562 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23563 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23564 GET_CODE macro. Use IN_RANGE macro where appropriate.
23565 * config/alpha/alpha.h: Ditto.
23566 * config/alpha/alpha.md: Ditto.
23567 * config/alpha/constraints.md: Ditto.
23568 * config/alpha/predicates.md: Ditto.
23570 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23572 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23573 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23574 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23575 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23576 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23577 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23578 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23579 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23580 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23581 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23582 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23583 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23584 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23585 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23586 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23587 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23588 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23589 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23590 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23591 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23592 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23593 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23594 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23595 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23596 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23597 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23598 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23600 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23602 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23603 references from comments.
23604 * cfgbuild.c (count_basic_blocks): Delete.
23605 (find_basic_blocks_1): Delete.
23606 (find_basic_blocks): Delete.
23607 * except.c (finish_eh_generation): Make static. Move comment from
23608 except.h here. Remove find_basic_blocks references from comments.
23609 * except.h (finish_eh_generation): Delete.
23610 * basic-block.h (find_basic_blocks): Delete.
23611 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23613 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23615 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23616 (sdbout_parms): Likewise.
23618 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23620 * config/sh/sh.c (prepare_cbranch_operands): Use
23621 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23622 (expand_cbranchdi4): Likewise.
23623 (from_compare): Add cast to enum type.
23624 (expand_cbranchsi4): Use add_reg_note.
23625 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23626 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23627 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23628 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23629 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23630 instead of CODE_FOR_nothing.
23631 (cbranchdi4): Likewise. Fix the order of arguments for
23633 (push_fpscr): Use add_reg_note.
23634 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23635 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23637 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23639 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23640 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23641 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23642 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23643 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23644 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23645 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23646 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23647 config/alpha/x-vms, config/arc/t-arc,
23648 config/arm/README-interworking, config/arm/arm-c.c,
23649 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23650 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23651 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23652 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23653 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23654 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23655 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23656 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23657 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23658 config/cris/t-elfmulti, config/crx/t-crx,
23659 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23660 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23661 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23662 config/h8300/t-h8300, config/i386/athlon.md,
23663 config/i386/darwin-libgcc.10.4.ver,
23664 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23665 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23666 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23667 config/i386/t-linux64, config/i386/t-nwld,
23668 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23669 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23670 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23671 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23672 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23673 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23674 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23675 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23676 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23677 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23678 config/m68k/t-uclinux, config/mcore/t-mcore,
23679 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23680 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23681 config/mips/crtn.asm, config/mips/irix-crti.asm,
23682 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23683 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23684 config/mips/mips-fixed.md, config/mips/sb1.md,
23685 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23686 config/mips/t-iris6, config/mips/t-isa3264,
23687 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23688 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23689 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23690 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23691 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23692 config/mn10300/t-linux, config/mn10300/t-mn10300,
23693 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23694 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23695 config/picochip/libgccExtras/clzsi2.asm,
23696 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23697 config/rs6000/darwin-libgcc.10.4.ver,
23698 config/rs6000/darwin-libgcc.10.5.ver,
23699 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23700 config/rs6000/t-aix43, config/rs6000/t-aix52,
23701 config/rs6000/t-darwin, config/rs6000/t-fprules,
23702 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23703 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23704 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23705 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23706 config/rs6000/t-rtems, config/rs6000/t-spe,
23707 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23708 config/score/t-score-elf, config/sh/divcost-analysis,
23709 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23710 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23711 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23712 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23713 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23714 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23715 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23716 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23717 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23718 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23719 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23720 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23721 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23722 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23723 * config/h8300/genmova.sh: Include copyright and license notices
23724 in generated output.
23725 * config/h8300/mova.md: Regenerate.
23726 * doc/install.texi2html: Include word "Copyright" in copyright
23727 notice and use name "Free Software Foundation, Inc.".
23728 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23729 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23730 ChangeLog-2007, ChangeLog-2008: Correct dates.
23732 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23734 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23735 NE_EXPR operations as well.
23736 * c-parser.c (c_parser_condition): Do not set location information on
23738 (c_parser_conditional_expression): Likewise.
23739 (c_parser_binary_expression): Set location information on operators.
23740 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23741 TRUTH_NOT_EXPR has been folded.
23742 * fold-const.c (fold_truth_not_expr): Copy location information from
23743 the incoming expression to the outgoing one.
23744 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23745 recursive calls on the LHS of the operator but pass that of the
23746 operator to recursive calls on the RHS of the operator. Set it
23748 (shortcut_cond_expr): Set the locus of the operator on the second
23749 COND_EXPR and that of the expression on the first in degenerate cases.
23750 Pass the locus of the expression to calls to shortcut_cond_r.
23751 Set the locus of the 'then' block on the associated jump, if any.
23752 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23753 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23754 expression to call to gimplify_boolean_expr.
23756 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23758 * config.gcc: Add additional configuration for
23759 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23760 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23761 (CPP_SPEC): Redefine for allowing -municode option.
23762 (STARTFILE_SPEC): Likewise.
23763 * config/i386/t-mingw-w64: New.
23764 * config/i386/mingw-w64.opt: New.
23765 (municode): Add new target option.
23766 * doc/invoke.texi (municode): Add documentation for new option.
23768 2009-04-21 Ian Lance Taylor <iant@google.com>
23770 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23771 Correct test for number of arguments.
23772 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23774 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23776 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23777 argument of emit_library_call.
23779 2009-04-21 Richard Guenther <rguenther@suse.de>
23781 PR middle-end/39829
23782 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23783 inside VIEW_CONVERT_EXPRs.
23785 2009-04-21 Martin Jambor <mjambor@suse.cz>
23787 * tree-switch-conversion.c (build_constructors): Split a long line.
23788 (constructor_contains_same_values_p): New function.
23789 (build_one_array): Create assigns of constants if possible, do not
23790 call mark_sym_for_renaming, call update_stmt.
23791 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23792 make_rename_temp. Do not call mark_symbols_for_renaming, call
23794 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23795 find_new_referenced_vars, call update_stmt.
23796 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23797 instead of calling make_rename_temp. Do not call
23798 find_new_referenced_vars or mark_symbols_for_renaming, call
23801 2009-04-21 Richard Guenther <rguenther@suse.de>
23803 PR tree-optimization/39827
23804 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23805 (tree_ssa_phiprop): Pass the correct array size.
23807 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23809 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23811 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23814 * c-typeck.c (lvalue_p): Move declaration ...
23815 * c-common.h (lvalue_p): ... to here.
23816 * c-common.c (candidate_equal_p): New.
23817 (add_tlist): Use it.
23818 (merge_tlist): Use it.
23819 (warn_for_collisions_1): Likewise.
23820 (warning_candidate_p): Accept more candidates.
23821 (verify_tree): A warning candidate can be an expression. Use
23824 2009-04-21 Ben Elliston <bje@au.ibm.com>
23827 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23828 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23829 options. Remove -mcall-solaris documentation.
23831 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23834 * doc/invoke.texi (-Wlong-long): Update description.
23835 * c-lex (interpret_integer): Only warn if there was no previous
23836 overflow and -Wlong-long is enabled.
23837 * c-decl.c (declspecs_add_type): Drop redundant flags.
23838 * c.opt (Wlong-long): Init to -1.
23839 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23840 and front-end warn_long_long. Wlong-long only depends on other
23841 flags if it is uninitialized.
23842 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23843 the same for CPP and FE.
23844 (restore_extension_diagnostics): Likewise.
23846 2009-04-20 Ian Lance Taylor <iant@google.com>
23848 Fix enum conversions which are invalid in C++:
23849 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23850 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23851 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23852 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23853 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23854 (dbxout_parms): Likewise.
23855 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23856 (df_clear_flags): Likewise.
23857 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23858 top_flag parameter to int.
23859 (df_chain_create_bb_process_use): Likewise.
23860 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23862 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23863 (df_ref_create_structure, df_def_record_1): Likewise.
23864 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23865 (df_notes_rescan): Change 0 to VOIDmode in function call.
23866 (df_get_call_refs, df_insn_refs_collect): Likewise.
23867 (df_bb_regs_collect): Likewise.
23868 (df_entry_block_defs_collect): Likewise.
23869 (df_exit_block_uses_collect): Likewise.
23870 * df.h: Update declarations.
23871 * double-int.c (double_int_divmod): Add cast to enum type.
23872 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23873 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23874 (based_loc_descr): Likewise.
23875 (loc_descriptor_from_tree_1): Change first_op and second_op to
23876 enum dwarf_location_atom. Add cast to enum type.
23877 * expmed.c (init_expmed): Change 0 to SET in function call.
23878 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23879 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23880 (do_store_flag): Likewise.
23881 * fixed-value.h (struct fixed_value): Change mode to enum
23883 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23884 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23886 (insert_insn_decl, insert_decl, insert_state): Likewise.
23887 (automata_list_finish): Likewise.
23888 * genrecog.c (process_define_predicate): Add cast to enum type.
23889 * gensupport.c (init_predicate_table): Add cast to enum type.
23890 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23892 (gimple_build_call_1, gimple_build_label): Likewise.
23893 (gimple_build_goto, gimple_build_asm_1): Likewise.
23894 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23895 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23896 (enum fallback): Rename from enum fallback_t.
23897 (fallback_t): Typedef as int.
23898 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23899 GSI_SAME_STMT in function call.
23900 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23902 (setup_reg_class_relations): Likewise.
23903 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23904 (setup_prohibited_class_mode_regs): Add cast to enum type.
23905 (setup_prohibited_mode_move_regs): Likewise.
23906 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23907 (record_address_regs): Change i to enum reg_class.
23908 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23909 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23910 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23911 (GET_MODE_2XWIDER_MODE): Likewise.
23912 (GET_CLASS_NARROWEST_MODE): Likewise.
23913 * omp-low.c (expand_omp_for): Add cast to enum type.
23914 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23915 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23916 * postreload.c (reload_cse_simplify_operands): Change rclass local
23918 * predict.c (combine_predictions_for_insn): Change best_predictor
23919 and predictor to enum br_predictor.
23920 (combine_predictions_for_bb): Likewise.
23921 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23922 use SET_PREDICT_EXPR_OUTCOME.
23923 * real.c (real_arithmetic): Change icode to code in function call.
23924 * reginfo.c (init_move_cost): Add casts to enum type.
23925 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23926 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23928 * reload.c (find_valid_class): Add casts to enum type.
23929 (push_reload): Change 0 to NO_REGS in function call.
23930 (find_reloads): Change this_alternative to array of enum
23931 reg_class. Remove some now-unnecessary casts.
23932 (make_memloc): Change 0 to VOIDmode in function call.
23933 * reload1.c (reload): Change 0 to VOIDmode in function call.
23934 (eliminate_regs_1, elimination_effects): Likewise.
23935 (eliminate_regs_in_insn): Likewise.
23936 (emit_input_reload_insns): Add cast to enum type.
23937 (delete_output_reload): Change 0 to VOIDmode in function call.
23938 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23939 to enum type in function call.
23940 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23941 (SET_PREDICT_EXPR_OUTCOME): Define.
23942 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23943 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23944 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23945 (dump_function): Likewise.
23946 * tree-dump.h: Update declarations.
23947 * tree-pass.h: Update declarations.
23948 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23949 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23951 (arm_rtx_costs_1): Correct parenthesization.
23952 (arm_rtx_costs): Add casts to enum type.
23953 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23954 (vfp_emit_fstmd): Use add_rg_note.
23955 (emit_multi_reg_push, emit_sfm): Likewise.
23956 (thumb_set_frame_pointer): Likewise.
23957 (arm_expand_prologue): Likewise.
23958 (arm_regno_class): Change return type to enum reg_class.
23959 (thumb1_expand_prologue): Use add_reg_note.
23960 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23961 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23963 * config/arm/gentune.sh: Add cast to enum type.
23964 * config/arm/arm-tune.md: Rebuild.
23965 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23966 (ix86_split_fp_branch, predict_jump): Likewise.
23967 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23968 insn_code to enum rtx_code.
23969 (ix86_builtin_vectorized_function): Add cast to enum type.
23970 * config/i386/i386.md (truncdfsf2): Change slot to enum
23972 (truncxf<mode>2, isinf<mode>2): Likewise.
23973 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23975 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23976 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23977 (insert_bundle_state): Change 1 to INSERT in function call.
23978 (ia64_add_bundle_selector_before): Likewise.
23979 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23980 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23981 (restore_stack_nonlocal): Likewise.
23982 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23984 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23986 (mips_rtx_costs): Likewise.
23987 (mips_override_options): Add casts to enum type.
23988 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23990 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23991 (store_reg, set_reg_plus_d): Likewise.
23992 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23993 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23995 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23997 (emit_unlikely_jump): Use add_reg_note.
23998 (rs6000_emit_allocate_stack): Likewise.
23999 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24000 (output_toc): Change 1 to INSERT in function call.
24001 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24002 (rs6000_initialize_trampoline): Likewise.
24003 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24005 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24006 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24007 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24008 (save_gprs): Use add_reg_note.
24009 (s390_emit_prologue): Likewise.
24010 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24011 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24012 (sparc_fold_builtin): Add cast to enum type.
24013 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24015 (spu_expand_prologue): Use add_reg_note.
24016 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24018 2009-04-20 Ian Lance Taylor <iant@google.com>
24020 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24021 (c_parser_postfix_expression_after_primary): Get VEC for list of
24022 arguments. Get original types of arguments. Call
24023 build_function_call_vec.
24024 (cached_expr_list_1, cached_expr_list_2): New static variables.
24025 (c_parser_expr_list): Change return type to VEC *. Add
24026 p_orig_types parameter. Change all callers.
24027 (c_parser_release_expr): New static function.
24028 (c_parser_vec_to_tree_list): New static function.
24029 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24030 call build_function_call_vec.
24031 (build_function_call_vec): New function, based on old
24032 build_function_call.
24033 (convert_arguments): Remove nargs and argarray parameters. Change
24034 values to a VEC. Add origtypes parameter.
24035 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24036 (convert_for_assignment): Add origtype parameter. Change all
24037 callers. If warn_cxx_compat, check for conversion to an enum
24038 type when calling a function.
24039 (store_init_value): Add origtype parameter. Change all callers.
24040 (digest_init): Likewise.
24041 (struct init_node): Add origtype field.
24042 (add_pending_init): Add origtype parameter. Change all callers.
24043 (output_init_element): Likewise.
24044 (output_pending_init_elements): Pass origtype from init_node to
24045 output_init_element.
24046 (process_init_element): Pass origtype from c_expr to
24047 output_init_element.
24048 (c_finish_return): Add origtype parameter. Change all callers.
24049 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24051 (sync_resolve_params): Likewise.
24052 (sync_resolve_return): Change params to first_param. Change caller.
24053 (resolve_overloaded_builtins): Change params to VEC *. Change
24054 callers. Save first parameter around call to build_function_call_vec.
24055 * c-decl.c (finish_decl): Add origtype parameter. Change all
24056 callers. Call build_function_call_vec rather than
24057 build_function_call for cleanup.
24058 * c-tree.h: Update declarations.
24059 * c-common.h: Update declarations.
24060 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24061 params to first_param.
24062 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24063 params parameter from tree to void *.
24064 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24065 Change arglist parameter to have type void *, and to be a pointer
24067 * config/rs6000/rs6000-protos.h
24068 (altivec_resolve_overloaded_builtin): Update declaration.
24069 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24070 fnargs parameter to have type void *, and to be a pointer to a
24071 VEC. Call build_function_call_vec instead of
24072 build_function_call.
24073 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24075 2009-04-20 Joey Ye <joey.ye@intel.com>
24076 Xuepeng Guo <xuepeng.guo@intel.com>
24077 H.J. Lu <hongjiu.lu@intel.com>
24079 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24081 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24082 (IX86_LEA_PRIORITY): Likewise.
24083 (distance_non_agu_define): New function.
24084 (distance_agu_use): Likewise.
24085 (ix86_lea_for_add_ok): Likewise.
24086 (ix86_dep_by_shift_count): Likewise.
24088 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24089 should split for LEA.
24091 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24093 (ix86_dep_by_shift_count): Likewise.
24095 2009-04-20 Richard Guenther <rguenther@suse.de>
24097 * expr.c (handled_component_p): Move ...
24098 * tree.h (handled_component_p): ... here.
24099 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24100 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24101 and REALPART_EXPR to be in one group.
24103 2009-04-20 Richard Guenther <rguenther@suse.de>
24105 * basic-block.h (get_all_dominated_blocks): Declare.
24106 * dominance.c (get_all_dominated_blocks): New function.
24107 * tree-cfg.c (get_all_dominated_blocks): Remove.
24108 (remove_edge_and_dominated_blocks): Adjust.
24109 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24110 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24111 instead of recursing.
24113 2009-04-20 Doug Kwan <dougkwan@google.com>
24115 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24116 (struct cgraph_node_set_def): New type.
24117 (cgraph_node_set) New type. Also declare vector functions.
24118 (struct cgraph_node_set_element_def): New type.
24119 (cgraph_node_set_element): Ditto.
24120 (cgraph_node_set_iterator): New iterator type.
24121 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24122 cgraph_node_set_remove, dump_cgraph_node_set,
24123 debug_cgraph_node_set): New prototypes.
24124 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24125 cgraph_node_set_size): New inlines.
24126 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24127 including cgraph.h.
24128 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24129 argument to function 'write_summary'.
24130 * ipa.c: Include ggc.h.
24131 (hash_cgraph_node_set_element,
24132 eq_cgraph_node_set_element, cgraph_node_set_new,
24133 cgraph_node_set_add, cgraph_node_set_remove,
24134 cgraph_node_set_find, dump_cgraph_node_set,
24135 debug_cgraph_node_set): New functions.
24136 * Makefile.in (ipa.o): Add dependency on GGC_H.
24138 2009-04-20 Ira Rosen <irar@il.ibm.com>
24140 PR tree-optimization/39675
24141 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24142 check of the return code of vect_schedule_slp. Check that
24143 stmt_vec_info still exists for the statement, before checking its
24144 vectorization type.
24146 2009-04-20 Michael Matz <matz@suse.de>
24148 * Makefile.in (generated_files): Take out $(simple_generated_c).
24150 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24152 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24153 (UINTPTR_TYPE): Likewise.
24155 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24158 * c-typeck.c (digest_init): Check for initializing an array with a
24161 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24164 * c-semantics.c (pop_stmt_list): Propagate
24165 STATEMENT_LIST_HAS_LABEL to parent statement list.
24167 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24169 * config/mips/mips.h (mips_tune_attr): New macro.
24170 * config/mips/mips.md (cpu): Use it.
24172 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24175 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24178 2009-04-19 Diego Novillo <dnovillo@google.com>
24180 * toplev.c (compile_file): Move call to coverage_finish ...
24181 * cgraphunit.c (ipa_passes): ... here.
24182 Call cgraph_process_new_functions.
24183 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24184 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24186 2009-04-19 Jan Hubicka <jh@suse.cz>
24188 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24190 (dump_cgraph_node): Dump can throw external flag.
24191 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24193 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24197 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24198 * common.opt (Wlogical-op): Move from here...
24199 * c.opt (Wlogical-op): ... to here.
24200 * c-typeck.c (parser_build_binary_op): Update call to
24201 warn_logical_operator.
24202 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24204 * c-common.c (warn_logical_op): Update.
24205 * c-common.h (warn_logical_op): Update declaration.
24207 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24209 * tree.c (protected_set_expr_location): Fix formatting.
24211 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24214 * c-typeck.c (readonly_warning): new.
24215 (build_unary_op, build_modify_expr): Use readonly_warning for
24216 storing into something readonly but not const-qualified.
24218 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24221 * c-typeck.c (build_unary_op): Check for taking address of
24222 expression of type void.
24224 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24227 * c-typeck.c (build_function_call): Check for calling a function
24228 with qualified void return types. Call require_complete_type when
24231 2009-04-18 Jan Hubicka <jh@suse.cz>
24233 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24235 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24236 can_throw_external flag.
24237 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24238 * ipa-pure-const.c (ignore_edge): New function.
24239 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24240 only over can_throw_external edges.
24241 (local_pure_const): Add nothrow flag.
24242 * ipa-utils.c (searchc): Add ignore_edge callback.
24243 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24244 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24245 (set_nothrow_function_flags): Update cgraph.
24246 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24248 2009-04-18 Richard Guenther <rguenther@suse.de>
24250 PR middle-end/39804
24251 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24252 (fold_stmt): ... this and ...
24253 (fold_stmt_inplace): ... this.
24254 (fold_stmt_1): Fold references in calls and asms.
24255 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24257 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24259 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24260 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24262 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24264 * tree.c (function_args_count): Remove.
24265 * tree.h: Remove the prototype for function_args_count.
24267 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24269 * tree-iterator.c (expr_only): Remove.
24270 * tree.h: Remove the prototype for expr_only.
24272 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24274 * reginfo.c (cannot_change_mode_set_regs): Remove.
24275 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24277 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24279 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24280 whether operands 0 and 1 overlaps.
24282 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24284 PR middle-end/36902
24285 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24286 pointer. Use warning_at instead of warning.
24287 (search_for_addr_array): Likewise.
24288 (check_array_bounds): Likewise.
24289 (check_all_array_refs): Check that the incoming edge is not in the
24290 list of edges to be removed.
24291 (check_all_array_refs): Avoid the temporal pointer.
24292 (vrp_visit_cond_stmt): Fix typo.
24293 (simplify_switch_using_ranges): Handle the case where the switch
24294 index is an integer constant.
24296 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24298 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24300 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24302 * doc/extend.texi, doc/invoke.texi: Fix typos.
24304 2009-04-17 Cary Coutant <ccoutant@google.com>
24306 * tree-flow-inline.h (get_lineno): Fix inverted test.
24308 2009-04-17 Diego Novillo <dnovillo@google.com>
24310 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24311 assertion for AVAIL_OUT.
24313 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24316 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24317 * config/sh/linux-atomic.asm: Likewise.
24319 2009-04-17 Diego Novillo <dnovillo@google.com>
24321 * except.c (debug_eh_tree): New.
24322 (struct eh_region, struct eh_status): Move ...
24323 * except.h: ... here.
24324 (add_type_for_runtime): Declare extern.
24325 (lookup_type_for_runtime): Likewise.
24326 (debug_eh_tree): Declare.
24327 * Makefile.in (GTFILES): List except.h before except.c
24329 2009-04-17 Diego Novillo <dnovillo@google.com>
24331 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24332 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24333 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24334 (find_vars_r): ... here.
24335 * tree-flow.h (find_referenced_vars_in): Declare.
24336 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24337 that AVAIL_OUT exists for BLOCK.
24338 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24339 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24340 (tree-parloops.o): Likewise.
24342 2009-04-17 Simon Baldwin <simonb@google.com>
24344 * toplev.c (default_tree_printer): Add handling for %E format.
24346 2009-04-17 Diego Novillo <dnovillo@google.com>
24348 * tree-pretty-print.c (dump_generic_node): Add break after
24349 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24350 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24351 FUNCTION_TYPE together. Call print_struct_decl when printing
24352 structures and TDF_SLIM is not given.
24353 (print_struct_decl): Fix logic for detecting recursion.
24355 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24358 * gcc.c (create_at_file): New.
24359 (compile_input_file_p): New.
24360 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24361 * main.c (main): Update call to toplev_main.
24362 * toplev.c (toplev_main): Change signature. Call expandargv.
24363 * toplev.h (toplev_main): Change signature.
24365 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24367 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24368 if the latter is not constant.
24370 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24372 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24374 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24376 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24377 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24379 2009-04-17 Richard Guenther <rguenther@suse.de>
24381 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24382 Handle component references view-converting an invariant address.
24384 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24386 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24387 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24388 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24389 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24390 Use @deftypevr rather than @deftypevar.
24392 2009-04-17 Richard Guenther <rguenther@suse.de>
24394 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24395 (get_prop_source_stmt): Likewise.
24396 (can_propagate_from): Likewise.
24398 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24400 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24401 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24402 (--with-multilib-list): Add default value.
24403 * configure: Regenerate.
24404 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24405 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24406 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24407 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24408 Don't add default cpu to multilib list unnecessarily, but do enable
24409 the relevant compiler option..
24410 Add support for --with-multilib-list=<blank> and
24411 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24412 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24413 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24414 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24415 TM_MULTILIB_CONFIG.
24416 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24417 (MULTILIB_OSDIRNAMES): New variable.
24418 * config/sh/t-1e: Delete file.
24419 * config/sh/t-mlib-sh1: Delete file.
24420 * config/sh/t-mlib-sh2: Delete file.
24421 * config/sh/t-mlib-sh2a: Delete file.
24422 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24423 * config/sh/t-mlib-sh2a-single: Delete file.
24424 * config/sh/t-mlib-sh2a-single-only: Delete file.
24425 * config/sh/t-mlib-sh2e: Delete file.
24426 * config/sh/t-mlib-sh3e: Delete file.
24427 * config/sh/t-mlib-sh4: Delete file.
24428 * config/sh/t-mlib-sh4-nofpu: Delete file.
24429 * config/sh/t-mlib-sh4-single: Delete file.
24430 * config/sh/t-mlib-sh4-single-only: Delete file.
24431 * config/sh/t-mlib-sh4a: Delete file.
24432 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24433 * config/sh/t-mlib-sh4a-single: Delete file.
24434 * config/sh/t-mlib-sh4a-single-only: Delete file.
24435 * config/sh/t-mlib-sh4al: Delete file.
24436 * config/sh/t-mlib-sh5-32media: Delete file.
24437 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24438 * config/sh/t-mlib-sh5-64media: Delete file.
24439 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24440 * config/sh/t-mlib-sh5-compact: Delete file.
24441 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24442 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24443 * doc/install.texi (Options specification): Add
24444 --with-multilib-list and --with-endian.
24446 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24448 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24450 (OBJS-common): Add plugin-version.o.
24451 (plugin-version.o): New.
24452 * gcc-plugin.h (plugin_gcc_version): New.
24453 (plugin_default_version_check): New.
24454 (plugin_init_func, plugin_init): Add version argument.
24455 * plugin-version.c: New.
24456 * plugin.c (str_plugin_gcc_version_name): New.
24457 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24458 pass it to the init function.
24459 (plugin_default_version_check): New.
24461 2009-04-17 Richard Guenther <rguenther@suse.de>
24463 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24464 for decl-vs-decl disambiguation.
24466 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24468 * config/s390/s390.h (s390_tune_attr): New macro definition.
24469 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24471 2009-04-17 Richard Guenther <rguenther@suse.de>
24473 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24474 (fold_stmt_r): Likewise.
24475 (maybe_fold_reference): New function.
24476 (fold_gimple_assign): Handle cases fold_stmt_r did.
24477 (fold_stmt): Do not use fold_stmt_r.
24478 (fold_stmt_inplace): Likewise.
24480 2009-04-17 Richard Guenther <rguenther@suse.de>
24482 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24483 (record_equivalences_from_stmt): Remove useless checks and
24485 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24486 the type is already suitable.
24488 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24490 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24492 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24494 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24495 (CMPtype): Define as __gcc_CMPtype.
24497 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24499 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24500 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24502 2009-04-17 Richard Guenther <rguenther@suse.de>
24504 PR tree-optimization/39746
24505 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24506 special-casing for builtins and static variable use/def.
24507 (call_may_clobber_ref_p_1): Likewise.
24509 2009-04-16 Ian Lance Taylor <iant@google.com>
24511 * df.h: Include "timevar.h".
24512 (struct df_problem): Change tv_id field to timevar_id_t.
24513 * tree-pass.h: Include "timevar.h".
24514 (struct opt_pass): Change tv_id field to timevar_id_t.
24515 * timevar.h (timevar_id_t): Define TV_NONE.
24516 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24517 TV_NONE rather than tv_id != 0.
24518 (execute_one_pass): Likewise.
24519 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24520 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24521 dependencies to $(TREE_PASS_H).
24522 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24524 (pass_branch_target_load_optimize2): Likewise.
24525 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24526 (pass_outof_cfg_layout_mode): Likewise.
24527 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24528 (pass_rebuild_cgraph_edges): Likewise.
24529 (pass_remove_cgraph_callee_edges): Likewise.
24530 * df-core.c (pass_df_initialize_opt): Likewise.
24531 (pass_df_initialize_no_opt): Likewise.
24532 (pass_df_finish): Likewise.
24533 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24534 * except.c (pass_set_nothrow_function_flags): Likewise.
24535 (pass_convert_to_eh_region_ranges): Likewise.
24536 * final.c (pass_compute_alignments): Likewise.
24537 * function.c (pass_instantiate_virtual_regs): Likewise.
24538 (pass_init_function): Likewise.
24539 (pass_leaf_regs): Likewise.
24540 (pass_match_asm_constraints): Likewise.
24541 * gimple-low.c (pass_lower_cf): Likewise.
24542 (pass_mark_used_blocks): Likewise.
24543 * init-regs.c (pass_initialize_regs): Likewise.
24544 * integrate.c (pass_initial_value_sets): Likewise.
24545 * ira.c (pass_ira): Likewise.
24546 * jump.c (pass_cleanup_barriers): Likewise.
24547 * omp-low.c (pass_expand_omp): Likewise.
24548 (pass_lower_omp): Likewise.
24549 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24550 * recog.c (pass_split_all_insns): Likewise.
24551 (pass_split_after_reload): Likewise.
24552 (pass_split_before_regstack): Likewise.
24553 (pass_split_before_sched2): Likewise.
24554 (pass_split_for_shorten_branches): Likewise.
24555 * reginfo.c (pass_reginfo_init): Likewise.
24556 (pass_subregs_of_mode_init): Likewise.
24557 (pass_subregs_of_mode_finish): Likewise.
24558 * passes.c (pass_postreload): Likewise.
24559 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24560 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24561 (pass_warn_function_return): Likewise.
24562 (pass_warn_function_noreturn): Likewise.
24563 * tree-complex.c (pass_lower_complex): Likewise.
24564 (pass_lower_complex_O0): Likewise.
24565 * tree-if-conv.c (pass_if_conversion): Likewise.
24566 * tree-into-ssa.c (pass_build_ssa): Likewise.
24567 * tree-mudflap.c (pass_mudflap_1): Likewise.
24568 (pass_mudflap_2): Likewise.
24569 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24570 (pass_mudflap_2): Likewise.
24571 * tree-nrv.c (pass_return_slot): Likewise.
24572 * tree-object-size.c (pass_object_sizes): Likewise.
24573 * tree-optimize.c (pass_all_optimizations): Likewise.
24574 (pass_early_local_passes): Likewise.
24575 (pass_all_early_optimizations): Likewise.
24576 (pass_cleanup_cfg): Likewise.
24577 (pass_cleanup_cfg_post_optimizing): Likewise.
24578 (pass_free_datastructures): Likewise.
24579 (pass_free_cfg_annotations): Likewise.
24580 (pass_fixup_cfg): Likewise.
24581 (pass_init_datastructures): Likewise.
24582 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24583 (pass_late_warn_uninitialized): Likewise.
24584 (pass_update_address_taken): Likewise.
24585 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24586 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24587 (pass_cse_sincos): Likewise.
24588 (pass_convert_to_rsqrt): Likewise.
24589 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24590 * tree-stdarg.c (pass_stdarg): Likewise.
24591 * tree-tailcall.c (pass_tail_recursion): Likewise.
24592 (pass_tail_calls): Likewise.
24593 * tree-vect-generic.c (pass_lower_vector): Likewise.
24594 (pass_lower_vector_ssa): Likewise.
24595 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24597 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24599 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24601 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24603 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24604 logical and signext.
24606 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24609 * config/sh/predicates.md (arith_operand): Check if the operand
24610 of TRUNCATE is a REG.
24612 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24614 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24615 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24617 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24619 * tree-iterator.c (tsi_split_statement_list_after,
24620 tsi_split_statement_list_before): Remove.
24621 * tree-iterator.h: Remove the prototypes for
24622 tsi_split_statement_list_after and tsi_split_statement_list_before.
24624 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24626 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24627 * tree-ssa-propagate.h: Remove the prototype for
24628 stmt_makes_single_load.
24630 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24632 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24633 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24635 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24637 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24639 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24641 * except.c (eh_region_outer_p): Remove.
24642 * except.h: Remove the prototype for eh_region_outer_p.
24644 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24646 * function.c (current_function_assembler_name): Remove.
24647 * function.h: Remove the prototype for
24648 current_function_assembler_name.
24650 2009-04-16 Ian Lance Taylor <iant@google.com>
24652 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24653 (add_reg_note): Call alloc_reg_note.
24654 * rtl.h (alloc_reg_note): Declare.
24655 * combine.c (try_combine): Use alloc_reg_note.
24656 (recog_for_combine, move_deaths): Likewise.
24657 (distribute_notes): Use alloc_reg_note and add_reg_note.
24658 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24659 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24660 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24662 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24664 PR rtl-optimization/39762
24665 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24666 ira_may_move_out_cost): Add comments about way of their usage.
24667 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24669 * ira-conflicts.c (process_regs_for_copy): Use function
24670 ira_get_register_move_cost instead of global
24671 ira_register_move_cost.
24673 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24674 color_pass, move_spill_restore, update_curr_costs): Ditto.
24676 * ira-lives.c (process_single_reg_class_operands): Ditto.
24678 * ira-emit.c (emit_move_list): Ditto.
24680 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24681 (record_reg_classes): Ditto. Use functions
24682 ira_get_register_move_cost and ira_get_may_move_cost instead of
24683 global vars ira_register_move_cost, ira_may_move_out_cost and
24684 ira_may_move_in_cost.
24685 (record_address_regs): Don't call ira_init_register_move_cost.
24686 Use function ira_get_may_move_cost instead of global
24687 ira_may_move_in_cost.
24688 (process_bb_node_for_hard_reg_moves): Use function
24689 ira_get_register_move_cost instead of global ira_register_move_cost.
24690 (ira_costs): Don't call ira_init_register_move_cost.
24692 2009-04-16 Richard Guenther <rguenther@suse.de>
24694 * tree-cfg.c (verify_gimple_assign_binary):
24695 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24696 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24697 (create_general_new_stmt): Note that this function is broken.
24699 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24701 * common.opt (fhelp): Add Var(help_flag).
24702 * gcc-plugin.h (plugin_info): Add help.
24703 * plugin.c (plugin_name_args): Add help.
24704 (register_plugin_info): Set plugin->help.
24705 (print_help_one_plugin): New.
24706 (print_plugins_help): New.
24707 * plugin.h (print_plugins_help): New.
24708 * toplev.c (toplev_main): Call print_plugins_help if needed.
24710 2009-04-16 Richard Guenther <rguenther@suse.de>
24712 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24713 (gimple_ior_addresses_taken_1): New function.
24714 (gimple_ior_addresses_taken): Likewise.
24715 * gimple.h (struct gimple_statement_with_ops_base): Remove
24716 addresses_taken member.
24717 (gimple_ior_addresses_taken): Declare.
24718 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24719 gimple_set_addresses_taken): Remove.
24720 * ipa-reference.c (mark_address): New function.
24721 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24722 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24723 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24724 (gimple_add_to_addresses_taken): Remove.
24725 (get_tmr_operands): Call mark_address_taken.
24726 (get_asm_expr_operands): Likewise.
24727 (get_expr_operands): Likewise.
24728 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24729 (free_stmt_operands): Do not free it.
24730 * tree-ssa.c (delete_tree_ssa): Likewise.
24731 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24733 2009-04-16 Richard Guenther <rguenther@suse.de>
24735 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24736 (walk_stmt_load_store_ops): Likewise.
24737 * gimple.c (get_base_loadstore): New function.
24738 (walk_stmt_load_store_addr_ops): Likewise.
24739 (walk_stmt_load_store_ops): Likewise.
24740 * ipa-pure-const.c (check_op): Simplify.
24741 (check_load, check_store): New functions.
24742 (check_stmt): Use walk_stmt_load_store_ops.
24743 * ipa-reference.c (mark_load): Adjust signature.
24744 (mark_store): Likewise.
24745 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24747 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24749 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24750 (plugin_info): New.
24751 * opts.c (common_handle_option): Don't call print_version.
24752 * plugin.c (plugin_name_args): Add version.
24753 (register_plugin_info): New.
24754 (register_callback): Handle PLUGIN_INFO.
24755 (try_init_one_plugin): New.
24756 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24758 (finalize_one_plugin): New.
24759 (finalize_plugins): New.
24760 (print_one_plugin): New.
24761 (print_plugins_versions): New.
24762 * plugin.h (print_plugins_versions): New.
24763 (finalize_plugins): New.
24764 * toplev.c (compile_file): Don't call initialize_plugins.
24765 (print_version): Call print_plugins_versions.
24766 (toplev_main): Call initialize_plugins. Print version if needed.
24767 Call finalize_plugins.
24769 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24771 * common.opt (fversion): New.
24772 * gcc.c (print_version): New.
24773 (process_command): Don't print the version. Just set print_version.
24774 (main): Print version. Call subprocesses if print_version and
24775 verbose_flag are set.
24776 * opts.c (common_handle_option): Handle OPT_fversion.
24778 2009-04-16 Richard Guenther <rguenther@suse.de>
24779 Ira Rosen <irar@il.ibm.com>
24781 PR tree-optimization/39698
24782 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24783 type of the reduction variable. Only generate the def if
24786 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24787 make sure to first convert to an integer of the same precision.
24788 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24789 the type of the evolution correctly in computing the new
24790 induction variable base.
24792 2009-04-16 Richard Guenther <rguenther@suse.de>
24794 PR middle-end/39625
24795 * tree-cfg.c (make_blocks): Split statements with to-be
24796 abnormal SSA names on the lhs.
24798 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24800 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24801 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24802 * c-typeck.c (really_start_incremental_init): Likewise.
24803 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24804 (TARGET_INITIALIZER): Remove it.
24805 * target.h (struct target): Remove vector_opaque_p.
24806 * tree.c (build_opaque_vector_type): New.
24807 * tree.h (TYPE_VECTOR_OPAQUE): New.
24808 (build_opaque_vector_type): Declare.
24809 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24810 * config/rs6000/rs6000.c (build_opaque_vector_type,
24811 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24812 (rs6000_init_builtins): Use build_opaque_vector_type for
24813 opaque_V4SI_type_node.
24815 2009-04-15 Catherine Moore <clm@codesourcery.com>
24817 * debug.h (set_name): Declare.
24818 * dwarf2out.c (dwarf2out_set_name): Declare.
24819 (dwarf2_debug_hooks): Add set_name.
24820 (find_AT_string): New.
24821 (add_AT_string): Call find_AT_string.
24822 (dwarf2out_set_name): New.
24823 * cp/decl.c (grokdeclarator): Call set_name.
24824 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24825 * debug.c (do_nothing_debug_hooks): Likewise.
24826 * dbxout.c (dbx_debug_hooks): Likewise.
24827 * sdbout.c (sdb_debug_hooks): Likewise.
24829 2009-04-15 Michael Eager <eager@eagercon.com>
24831 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24832 reg for single-precision FPU.
24833 * config/rs6000/rs6000.md (movsi_internal1): Only for
24834 !TARGET_SINGLE_FPU.
24835 (movsi_internal1_single): New. Add pattern to move SI values to/from
24836 single-precision FP regs.
24838 2009-04-15 Richard Guenther <rguenther@suse.de>
24840 * omp-low.c (lower_rec_input_clauses): Build correct address
24842 (expand_omp_for_generic): Fix multiplication type.
24843 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24844 (generate_memset_zero): Fix types.
24845 * tree-profile.c (prepare_instrumented_value): Correctly
24848 2009-04-15 Ian Lance Taylor <iant@google.com>
24850 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24851 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24852 for -Wall and for -Wc++-compat.
24853 (c_common_post_options): For C++, set warn_enum_compare if not
24855 * c-tree.h (struct c_expr): Add field original_type.
24856 (build_external_ref): Update declaration.
24857 * c-parser.c (c_parser_braced_init): Set original_type.
24858 (c_parser_initelt): Likewise.
24859 (c_parser_expr_no_commas): Likewise.
24860 (c_parser_conditional_expression): Likewise.
24861 (c_parser_cast_expression): Likewise.
24862 (c_parser_unary_expression): Likewise. Pull setting of
24863 original_code to top of function.
24864 (c_parser_sizeof_expression): Set original_type.
24865 (c_parser_alignof_expression): Likewise.
24866 (c_parser_postfix_expression): Likewise. Pull setting of
24867 original_code to top of function.
24868 (c_parser_postfix_expression_after_paren_type): Set original_type.
24869 (c_parser_postfix_expression_after_primary): Likewise.
24870 (c_parser_expression): Likewise.
24871 * c-typeck.c (build_external_ref): Add type parameter. Change all
24873 (c_expr_sizeof_expr): Set original_type field.
24874 (parser_build_unary_op): Likewise.
24875 (parser_build_binary_op): Likewise. Optionally warn about
24876 comparisons of enums of different types.
24877 (digest_init): Set original_type field.
24878 (really_start_incremental_init): Likewise.
24879 (push_init_level, pop_init_level): Likewise.
24880 * doc/invoke.texi (Warning Options): -Wenum-compare now
24883 2009-04-15 Richard Guenther <rguenther@suse.de>
24885 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24886 out a necessary conversion.
24887 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24888 names we didn't value number.
24889 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24891 2009-04-15 Richard Guenther <rguenther@suse.de>
24893 PR tree-optimization/39764
24894 * tree-ssa-ccp.c (get_value): Canonicalize value with
24895 canonicalize_float_value.
24897 2009-04-15 Jan Hubicka <jh@suse.cz>
24899 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24900 Wrong version of patch.
24902 2009-04-15 Jan Hubicka <jh@suse.cz>
24904 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24906 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24908 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24909 our distinct integral and vector types.
24911 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24913 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24914 * init.c (build_vtbl_address): Remove call to assemble_external.
24916 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24918 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24919 output for other floating point modes.
24921 2009-04-14 Diego Novillo <dnovillo@google.com>
24923 * diagnostic.c (diagnostic_report_diagnostic): Do not
24924 warn about loaded plugins for DK_ERROR and DK_WARNING.
24925 * c-decl.c (declspecs_add_type): Move call to
24926 invoke_plugin_callbacks ...
24927 * c-parser.c (c_parser_declspecs): ... here.
24928 * plugin.c (dump_active_plugins): Tidy output.
24930 2009-04-14 Diego Novillo <dnovillo@google.com>
24931 Le-Chun Wu <lcwu@google.com>
24933 * configure.ac: Add --enable-plugin support.
24934 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24935 * Makefile.in (PLUGIN_H): Define.
24936 Export ENABLE_PLUGIN and GMPINC to site.exp.
24937 Add PLUGINLIBS to link command.
24938 Add/modify dependencies for plugin.o and files including plugin.h.
24940 * config.in: Regenerate.
24942 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24945 2009-04-14 Le-Chun Wu <lcwu@google.com>
24947 * tree-pass.h (register_one_dump_file): Add a prototype for
24948 register_one_dump_file.
24949 * toplev.c (compile_file): Call initialize_plugins.
24950 (do_compile): Call invoke_plugin_callbacks.
24951 (toplev_main): Call invoke_plugin_callbacks.
24952 * common.opt: Add -fplugin= and -fplugin-arg-.
24953 * gcc-plugin.h: New public header file for plugins to include.
24954 * plugin.c: New source file.
24955 * plugin.h: New internal header file.
24956 * passes.c (register_one_dump_file): Make it external.
24958 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24960 2009-04-14 Diego Novillo <dnovillo@google.com>
24962 * doc/plugins.texi: New.
24963 * doc/gccint.texi: Add reference to Plugins chapter.
24964 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24965 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24966 loaded plugins, if any.
24967 * timevar.def (TV_PLUGIN_INIT): Define.
24968 (TV_PLUGIN_RUN): Define.
24969 * plugin.c: Include timevar.h
24970 (plugins_active_p): New.
24971 (dump_active_plugins): New.
24972 (debug_active_plugins): New.
24974 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24976 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24978 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24980 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24982 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24983 the same as a minus without a shift.
24985 2009-04-14 Nick Clifton <nickc@redhat.com>
24987 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24988 comparisons with small integers will always produce a short
24991 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24994 2008-12-19 Diego Novillo <dnovillo@google.com>
24996 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24998 2009-04-14 Richard Guenther <rguenther@suse.de>
25000 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25002 (verify_gimple_assign_binary): Likewise. Handle shifts and
25004 (verify_gimple_phi): Print the mismatched argument position.
25005 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25007 (vect_update_init_of_dr): Likewise.
25008 * matrix-reorg.c (transform_access_sites): Do what the
25010 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25012 2009-04-13 Michael Eager <eager@eagercon.com>
25014 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25015 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25016 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25017 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25018 remove duplicate config
25020 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25022 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25023 file_name:line_number type locator of the call site.
25025 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25027 * genautomata.c: Put blank after comma.
25028 (automaton_decls): New.
25029 (struct unit_usage): Add comments to member next.
25030 (store_alt_unit_usage): Keep the list ordered.
25031 (unit_present_on_list_p, equal_alternatives_p): New.
25032 (check_regexp_units_distribution): Check units distribution
25033 correctness correctly.
25034 (main): Don't write automata if error is found. Return correct
25037 * config/m68k/cf.md (cfv4_ds): Remove.
25038 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25039 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25041 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25042 power4-load-ext, power4-store, power4-store-update,
25043 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25044 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25045 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25046 power4-sqrt, power4-isync): Modify reservation to make correct
25047 unit distribution to automata.
25049 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25050 power5-store-update, power5-two, power5-three, power5-lmul,
25051 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25053 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25055 * except.c (pass_set_nothrow_function_flags): Set name and add
25057 (set_nothrow_function_flags): Mention in the dump file when
25058 changing a function to nothrow.
25060 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25063 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25064 instead of unsigned long.
25066 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25068 * config/arm/arm.c (return_used_this_function): Remove.
25069 (arm_output_function_prologue): Remove use of
25070 return_used_this_function.
25071 (output_return_instruction): Replace use of
25072 return_used_this_function
25073 by cfun->machine->return_used_this_function.
25074 (arm_output_epilogue): Likewise.
25075 (arm_output_function_epilogue): Likewise.
25076 (thumb_unexpanded_epilogue): Likewise.
25077 * config/arm/arm.h (struct machine_function):
25078 New member return_used_this_function.
25080 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25082 * doc/install.texi: Correct description of default directory for
25083 --with-gxx-include-dir.
25085 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25087 * fold-const.c (build_range_check): Properly deal with enumeral and
25088 boolean base types.
25090 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25092 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25093 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25094 * params.h (MAX_GCSE_PASSES): Remove.
25095 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25096 in sequence. Remove ability to run multiple passes.
25097 (bypass_jumps): Report run as third CPROP pass.
25099 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25101 PR middle-end/39651
25102 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25103 when deciding whether the whole SEQUENCE can throw.
25105 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25108 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25109 offseted label references.
25111 2009-04-11 Jan Hubicka <jh@suse.cz>
25113 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25115 2009-04-11 Richard Guenther <rguenther@suse.de>
25117 PR middle-end/39732
25118 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25119 return variables as TREE_ADDRESSABLE.
25121 2009-04-11 Richard Guenther <rguenther@suse.de>
25123 PR tree-optimization/39713
25124 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25125 reference trees have SSA_NAME operands.
25127 2009-04-11 Richard Guenther <rguenther@suse.de>
25130 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25131 address expressions.
25133 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25135 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25136 match changes in Cygwin 1.7
25137 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25138 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25140 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25142 PR tree-optimization/39701
25143 * doc/invoke.texi (Optimization Options): Document change in
25144 meaning and initialization of -fdelete-null-pointer-checks.
25146 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25148 PR middle-end/39701
25149 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25151 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25154 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25156 2009-04-10 Chao-ying Fu <fu@mips.com>
25158 * doc/tm.texi (Instruction Output): Document
25159 TARGET_ASM_FINAL_POSTSCAN_INSN.
25160 * target.h (final_postscan_insn): New field in asm_out.
25161 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25162 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25163 * final.c (final_scan_insn): Call
25164 targetm.asm_out.final_postscan_insn after outputting
25165 an asm macro and a normal instruction.
25167 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25168 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25169 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25170 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25171 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25173 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25175 PR middle-end/39701
25176 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25177 variables as non-NULL even with -fdelete-null-pointer-checks.
25179 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25181 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25183 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25186 * config/i386/i386.c (classify_argument): Handle SCmode with
25187 (bit_offset % 64) != 0.
25189 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25191 * doc/invoke.texi (Optimize Options): Add cross-reference to
25192 -Q --help=optimizers examples.
25194 2009-04-10 Ben Elliston <bje@au.ibm.com>
25197 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25198 regalign for the reg == fpr and TDmode case.
25200 2009-04-09 David Ayers <ayers@fsfe.org>
25203 * objc/objc-act.c (warn_with_method): Remove helper function.
25204 (check_duplicates): Call warning and inform directly.
25205 (really_start_method): Likewise.
25207 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25209 * expmed.c (expand_divmod): Always use a comparison for a division
25210 by a large unsigned integer.
25212 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25213 for things others than variables or functions as nonzero.
25215 2009-04-09 Nick Clifton <nickc@redhat.com>
25217 * unwind-compat.c: Change copyright header to refer to version
25218 3 of the GNU General Public License with version 3.1 of the
25219 GCC Runtime Library Exception and to point readers at the
25220 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25221 * config/alpha/crtfastmath.c: Likewise.
25222 * config/alpha/linux-unwind.h: Likewise.
25223 * config/alpha/qrnnd.asm: Likewise.
25224 * config/alpha/vms-crt0-64.c: Likewise.
25225 * config/alpha/vms-crt0.c: Likewise.
25226 * config/alpha/vms-dwarf2.asm: Likewise.
25227 * config/alpha/vms-dwarf2eh.asm: Likewise.
25228 * config/alpha/vms-psxcrt0-64.c: Likewise.
25229 * config/alpha/vms-psxcrt0.c: Likewise.
25230 * config/alpha/vms_tramp.asm: Likewise.
25231 * config/arc/initfini.c: Likewise.
25232 * config/arc/lib1funcs.asm: Likewise.
25233 * config/arm/bpabi-v6m.S: Likewise.
25234 * config/arm/bpabi.S: Likewise.
25235 * config/arm/bpabi.c: Likewise.
25236 * config/arm/crti.asm: Likewise.
25237 * config/arm/crtn.asm: Likewise.
25238 * config/arm/ieee754-df.S: Likewise.
25239 * config/arm/ieee754-sf.S: Likewise.
25240 * config/arm/lib1funcs.asm: Likewise.
25241 * config/arm/libunwind.S: Likewise.
25242 * config/arm/linux-atomic.c: Likewise.
25243 * config/arm/mmintrin.h: Likewise.
25244 * config/arm/pr-support.c: Likewise.
25245 * config/arm/unaligned-funcs.c: Likewise.
25246 * config/arm/unwind-arm.c: Likewise.
25247 * config/arm/unwind-arm.h: Likewise.
25248 * config/avr/libgcc.S: Likewise.
25249 * config/bfin/crti.s: Likewise.
25250 * config/bfin/crtlibid.s: Likewise.
25251 * config/bfin/crtn.s: Likewise.
25252 * config/bfin/lib1funcs.asm: Likewise.
25253 * config/bfin/linux-unwind.h: Likewise.
25254 * config/cris/arit.c: Likewise.
25255 * config/cris/cris_abi_symbol.c: Likewise.
25256 * config/darwin-64.c: Likewise.
25257 * config/darwin-crt2.c: Likewise.
25258 * config/darwin-crt3.c: Likewise.
25259 * config/darwin.h: Likewise.
25260 * config/dbxelf.h: Likewise.
25261 * config/dfp-bit.c: Likewise.
25262 * config/dfp-bit.h: Likewise.
25263 * config/elfos.h: Likewise.
25264 * config/fixed-bit.c: Likewise.
25265 * config/fixed-bit.h: Likewise.
25266 * config/fp-bit.c: Likewise.
25267 * config/fp-bit.h: Likewise.
25268 * config/fr30/crti.asm: Likewise.
25269 * config/fr30/crtn.asm: Likewise.
25270 * config/fr30/lib1funcs.asm: Likewise.
25271 * config/freebsd-spec.h: Likewise.
25272 * config/frv/cmovd.c: Likewise.
25273 * config/frv/cmovh.c: Likewise.
25274 * config/frv/cmovw.c: Likewise.
25275 * config/frv/frvbegin.c: Likewise.
25276 * config/frv/frvend.c: Likewise.
25277 * config/frv/lib1funcs.asm: Likewise.
25278 * config/glibc-stdint.h: Likewise.
25279 * config/h8300/clzhi2.c: Likewise.
25280 * config/h8300/crti.asm: Likewise.
25281 * config/h8300/crtn.asm: Likewise.
25282 * config/h8300/ctzhi2.c: Likewise.
25283 * config/h8300/fixunssfsi.c: Likewise.
25284 * config/h8300/lib1funcs.asm: Likewise.
25285 * config/h8300/parityhi2.c: Likewise.
25286 * config/h8300/popcounthi2.c: Likewise.
25287 * config/i386/ammintrin.h: Likewise.
25288 * config/i386/att.h: Likewise.
25289 * config/i386/avxintrin.h: Likewise.
25290 * config/i386/biarch64.h: Likewise.
25291 * config/i386/bmmintrin.h: Likewise.
25292 * config/i386/cpuid.h: Likewise.
25293 * config/i386/cross-stdarg.h: Likewise.
25294 * config/i386/crtfastmath.c: Likewise.
25295 * config/i386/crtprec.c: Likewise.
25296 * config/i386/cygming-crtbegin.c: Likewise.
25297 * config/i386/cygming-crtend.c: Likewise.
25298 * config/i386/cygwin.asm: Likewise.
25299 * config/i386/emmintrin.h: Likewise.
25300 * config/i386/gmm_malloc.h: Likewise.
25301 * config/i386/gthr-win32.c: Likewise.
25302 * config/i386/i386.h: Likewise.
25303 * config/i386/immintrin.h: Likewise.
25304 * config/i386/linux-unwind.h: Likewise.
25305 * config/i386/linux64.h: Likewise.
25306 * config/i386/mm3dnow.h: Likewise.
25307 * config/i386/mmintrin-common.h: Likewise.
25308 * config/i386/mmintrin.h: Likewise.
25309 * config/i386/nmmintrin.h: Likewise.
25310 * config/i386/pmm_malloc.h: Likewise.
25311 * config/i386/pmmintrin.h: Likewise.
25312 * config/i386/smmintrin.h: Likewise.
25313 * config/i386/sol2-c1.asm: Likewise.
25314 * config/i386/sol2-ci.asm: Likewise.
25315 * config/i386/sol2-cn.asm: Likewise.
25316 * config/i386/sol2-gc1.asm: Likewise.
25317 * config/i386/tmmintrin.h: Likewise.
25318 * config/i386/unix.h: Likewise.
25319 * config/i386/w32-unwind.h: Likewise.
25320 * config/i386/wmmintrin.h: Likewise.
25321 * config/i386/x86-64.h: Likewise.
25322 * config/i386/x86intrin.h: Likewise.
25323 * config/i386/xmmintrin.h: Likewise.
25324 * config/ia64/crtbegin.asm: Likewise.
25325 * config/ia64/crtend.asm: Likewise.
25326 * config/ia64/crtfastmath.c: Likewise.
25327 * config/ia64/crti.asm: Likewise.
25328 * config/ia64/crtn.asm: Likewise.
25329 * config/ia64/fde-glibc.c: Likewise.
25330 * config/ia64/lib1funcs.asm: Likewise.
25331 * config/ia64/linux-unwind.h: Likewise.
25332 * config/ia64/quadlib.c: Likewise.
25333 * config/ia64/unwind-ia64.c: Likewise.
25334 * config/linux.h: Likewise.
25335 * config/m32c/m32c-lib1.S: Likewise.
25336 * config/m32c/m32c-lib2-trapv.c: Likewise.
25337 * config/m32c/m32c-lib2.c: Likewise.
25338 * config/m32r/initfini.c: Likewise.
25339 * config/m68hc11/larith.asm: Likewise.
25340 * config/m68hc11/m68hc11-crt0.S: Likewise.
25341 * config/m68k/cf.md: Likewise.
25342 * config/m68k/crti.s: Likewise.
25343 * config/m68k/crtn.s: Likewise.
25344 * config/m68k/lb1sf68.asm: Likewise.
25345 * config/m68k/linux-unwind.h: Likewise.
25346 * config/mcore/crti.asm: Likewise.
25347 * config/mcore/crtn.asm: Likewise.
25348 * config/mcore/lib1.asm: Likewise.
25349 * config/mips/linux-unwind.h: Likewise.
25350 * config/mips/loongson.h: Likewise.
25351 * config/mips/mips16.S: Likewise.
25352 * config/mmix/crti.asm: Likewise.
25353 * config/mmix/crtn.asm: Likewise.
25354 * config/pa/fptr.c: Likewise.
25355 * config/pa/hpux-unwind.h: Likewise.
25356 * config/pa/lib2funcs.asm: Likewise.
25357 * config/pa/linux-atomic.c: Likewise.
25358 * config/pa/linux-unwind.h: Likewise.
25359 * config/pa/milli64.S: Likewise.
25360 * config/pa/quadlib.c: Likewise.
25361 * config/pa/stublib.c: Likewise.
25362 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25363 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25364 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25365 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25366 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25367 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25368 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25369 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25370 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25371 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25372 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25373 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25374 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25375 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25376 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25377 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25378 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25379 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25380 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25381 * config/rs6000/750cl.h: Likewise.
25382 * config/rs6000/altivec.h: Likewise.
25383 * config/rs6000/biarch64.h: Likewise.
25384 * config/rs6000/crtresfpr.asm: Likewise.
25385 * config/rs6000/crtresgpr.asm: Likewise.
25386 * config/rs6000/crtresxfpr.asm: Likewise.
25387 * config/rs6000/crtresxgpr.asm: Likewise.
25388 * config/rs6000/crtsavfpr.asm: Likewise.
25389 * config/rs6000/crtsavgpr.asm: Likewise.
25390 * config/rs6000/darwin-asm.h: Likewise.
25391 * config/rs6000/darwin-fallback.c: Likewise.
25392 * config/rs6000/darwin-fpsave.asm: Likewise.
25393 * config/rs6000/darwin-ldouble.c: Likewise.
25394 * config/rs6000/darwin-tramp.asm: Likewise.
25395 * config/rs6000/darwin-unwind.h: Likewise.
25396 * config/rs6000/darwin-vecsave.asm: Likewise.
25397 * config/rs6000/darwin-world.asm: Likewise.
25398 * config/rs6000/e500crtres32gpr.asm: Likewise.
25399 * config/rs6000/e500crtres64gpr.asm: Likewise.
25400 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25401 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25402 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25403 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25404 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25405 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25406 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25407 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25408 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25409 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25410 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25411 * config/rs6000/eabi-ci.asm: Likewise.
25412 * config/rs6000/eabi-cn.asm: Likewise.
25413 * config/rs6000/eabi.asm: Likewise.
25414 * config/rs6000/linux-unwind.h: Likewise.
25415 * config/rs6000/linux64.h: Likewise.
25416 * config/rs6000/paired.h: Likewise.
25417 * config/rs6000/paired.md: Likewise.
25418 * config/rs6000/ppc64-fp.c: Likewise.
25419 * config/rs6000/ppu_intrinsics.h: Likewise.
25420 * config/rs6000/rs6000.h: Likewise.
25421 * config/rs6000/si2vmx.h: Likewise.
25422 * config/rs6000/sol-ci.asm: Likewise.
25423 * config/rs6000/sol-cn.asm: Likewise.
25424 * config/rs6000/spe.h: Likewise.
25425 * config/rs6000/spu2vmx.h: Likewise.
25426 * config/rs6000/sysv4.h: Likewise.
25427 * config/rs6000/tramp.asm: Likewise.
25428 * config/rs6000/vec_types.h: Likewise.
25429 * config/s390/linux-unwind.h: Likewise.
25430 * config/s390/tpf-unwind.h: Likewise.
25431 * config/score/crti.asm: Likewise.
25432 * config/score/crtn.asm: Likewise.
25433 * config/sh/crt1.asm: Likewise.
25434 * config/sh/crti.asm: Likewise.
25435 * config/sh/crtn.asm: Likewise.
25436 * config/sh/divtab-sh4-300.c: Likewise.
25437 * config/sh/divtab-sh4.c: Likewise.
25438 * config/sh/divtab.c: Likewise.
25439 * config/sh/lib1funcs-4-300.asm: Likewise.
25440 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25441 * config/sh/lib1funcs.asm: Likewise.
25442 * config/sh/lib1funcs.h: Likewise.
25443 * config/sh/linux-atomic.asm: Likewise.
25444 * config/sh/linux-unwind.h: Likewise.
25445 * config/sh/shmedia.h: Likewise.
25446 * config/sh/sshmedia.h: Likewise.
25447 * config/sh/ushmedia.h: Likewise.
25448 * config/sparc/crtfastmath.c: Likewise.
25449 * config/sparc/linux-unwind.h: Likewise.
25450 * config/sparc/sol2-c1.asm: Likewise.
25451 * config/sparc/sol2-ci.asm: Likewise.
25452 * config/sparc/sol2-cn.asm: Likewise.
25453 * config/spu/divmodti4.c: Likewise.
25454 * config/spu/divv2df3.c: Likewise.
25455 * config/spu/float_disf.c: Likewise.
25456 * config/spu/float_unsdidf.c: Likewise.
25457 * config/spu/float_unsdisf.c: Likewise.
25458 * config/spu/float_unssidf.c: Likewise.
25459 * config/spu/mfc_multi_tag_release.c: Likewise.
25460 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25461 * config/spu/mfc_tag_release.c: Likewise.
25462 * config/spu/mfc_tag_reserve.c: Likewise.
25463 * config/spu/mfc_tag_table.c: Likewise.
25464 * config/spu/multi3.c: Likewise.
25465 * config/spu/spu_internals.h: Likewise.
25466 * config/spu/spu_intrinsics.h: Likewise.
25467 * config/spu/spu_mfcio.h: Likewise.
25468 * config/spu/vec_types.h: Likewise.
25469 * config/spu/vmx2spu.h: Likewise.
25470 * config/stormy16/stormy16-lib2.c: Likewise.
25471 * config/svr4.h: Likewise.
25472 * config/sync.c: Likewise.
25473 * config/v850/lib1funcs.asm: Likewise.
25474 * config/vxlib-tls.c: Likewise.
25475 * config/vxlib.c: Likewise.
25476 * config/vxworks-dummy.h: Likewise.
25477 * config/xtensa/crti.asm: Likewise.
25478 * config/xtensa/crtn.asm: Likewise.
25479 * config/xtensa/ieee754-df.S: Likewise.
25480 * config/xtensa/ieee754-sf.S: Likewise.
25481 * config/xtensa/lib1funcs.asm: Likewise.
25482 * config/xtensa/lib2funcs.S: Likewise.
25483 * config/xtensa/linux-unwind.h: Likewise.
25484 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25485 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25486 * coretypes.h: Likewise.
25487 * crtstuff.c: Likewise.
25488 * defaults.h: Likewise.
25489 * dwarf2.h: Likewise.
25490 * emutls.c: Likewise.
25491 * gbl-ctors.h: Likewise.
25492 * gcov-io.h: Likewise.
25493 * ginclude/float.h: Likewise.
25494 * ginclude/iso646.h: Likewise.
25495 * ginclude/stdarg.h: Likewise.
25496 * ginclude/stdbool.h: Likewise.
25497 * ginclude/stddef.h: Likewise.
25498 * ginclude/stdfix.h: Likewise.
25499 * ginclude/stdint-gcc.h: Likewise.
25500 * ginclude/tgmath.h: Likewise.
25501 * gthr-aix.h: Likewise.
25502 * gthr-dce.h: Likewise.
25503 * gthr-gnat.c: Likewise.
25504 * gthr-gnat.h: Likewise.
25505 * gthr-lynx.h: Likewise.
25506 * gthr-mipssde.h: Likewise.
25507 * gthr-nks.h: Likewise.
25508 * gthr-posix.c: Likewise.
25509 * gthr-posix.h: Likewise.
25510 * gthr-posix95.h: Likewise.
25511 * gthr-rtems.h: Likewise.
25512 * gthr-single.h: Likewise.
25513 * gthr-solaris.h: Likewise.
25514 * gthr-tpf.h: Likewise.
25515 * gthr-vxworks.h: Likewise.
25516 * gthr-win32.h: Likewise.
25517 * gthr.h: Likewise.
25518 * libgcc2.c: Likewise.
25519 * libgcc2.h: Likewise.
25520 * libgcov.c: Likewise.
25521 * tsystem.h: Likewise.
25522 * typeclass.h: Likewise.
25523 * unwind-c.c: Likewise.
25524 * unwind-compat.h: Likewise.
25525 * unwind-dw2-fde-compat.c: Likewise.
25526 * unwind-dw2-fde-darwin.c: Likewise.
25527 * unwind-dw2-fde-glibc.c: Likewise.
25528 * unwind-dw2-fde.c: Likewise.
25529 * unwind-dw2-fde.h: Likewise.
25530 * unwind-dw2.c: Likewise.
25531 * unwind-dw2.h: Likewise.
25532 * unwind-generic.h: Likewise.
25533 * unwind-pe.h: Likewise.
25534 * unwind-sjlj.c: Likewise.
25535 * unwind.inc: Likewise.
25536 * config/arm/neon-gen.ml: Change generated copyright header to
25537 refer to version 3 of the GNU General Public License with
25538 version 3.1 of the GCC Runtime Library Exception and to point
25539 readers at the COPYING3 and COPYING3.RUNTIME files and the
25540 FSF's license web page.
25541 * config/arm/arm_neon.h: Regenerate.
25543 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25545 * config/cris/cris.md: Change copyright header to refer to version
25546 3 of the GNU General Public License.
25547 * doc/install.texi2html: Change copyright header to refer to version
25548 3 of the GNU General Public License and to point readers at the
25549 COPYING3 file and the FSF's license web page.
25550 * config/vax/linux.h: Likewise.
25552 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25554 * config/i386/i386.md (cmpcc): New.
25555 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25556 (sync_compare_and_swap_cc*): Delete.
25558 * config/s390/s390.c (s390_compare_emitted): Remove.
25559 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25560 s390_compare_emitted used to be handled. Assert that modes match.
25561 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25562 refer to sync_compare_and_swap_ccsi.
25563 * config/s390/s390.h (s390_compare_emitted): Remove.
25564 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25565 instead of s390_compare_emitted.
25566 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25567 instead of s390_compare_emitted.
25568 * config/s390/s390.md (cmpcc): New.
25569 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25570 CC_REGNUM, do not pretend it's set.
25571 (sync_compare_and_swap_cc*): Delete.
25572 * config/s390/predicates.md (cc_reg_operand): New.
25574 * expr.c (sync_compare_and_swap_cc): Delete.
25575 * optabs.h (sync_compare_and_swap_cc): Delete.
25576 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25577 is being used with can_compare_p.
25578 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25579 (find_cc_set): New.
25580 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25581 look for a MODE_CC set instead. Use emit_store_flag.
25582 (expand_compare_and_swap_loop): Likewise, with some additional
25583 complication to avoid a force_reg when useless. Use
25584 emit_cmp_and_jump_insns.
25585 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25586 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25587 sync_compare_and_swap documentation.
25589 2009-04-09 Jan Hubicka <jh@suse.cz>
25591 * except.c (find_prev_try): Break out from ....
25592 (duplicate_eh_regions): ... here; properly update prev_try pointers
25593 when duplication part of tree.
25594 (dump_eh_tree): Improve dumping.
25595 (verify_eh_region): New.
25596 (verify_eh_tree): Use it.
25598 2009-04-06 Richard Guenther <rguenther@suse.de>
25600 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25601 &ARRAY addresses by adjusting their types and prepending
25603 * tree-cfg.c (verify_gimple_assign_single): Verify that
25604 addresses are correct.
25606 2009-04-09 Richard Guenther <rguenther@suse.de>
25608 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25609 indices into an array reference if possible.
25610 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25611 Fold POINTER_PLUS_EXPR statements with invariant address.
25613 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25616 * config.gcc (powerpc64-*-linux*): Always build biarch.
25618 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25621 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25622 it and pedwarn if this results in an INTEGER_CST.
25624 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25626 * doc/install.texi: Update minimum GMP version. Remove obsolete
25627 text in MPFR section.
25629 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25631 * dwarf2out.c (class_scope_p): New static inline.
25632 (class_or_namespace_scope_p): Use it.
25633 (gen_variable_die): Use DW_TAG_member tag for static data member
25634 declarations instead of DW_TAG_variable.
25636 PR middle-end/39573
25637 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25640 2009-04-08 Richard Guenther <rguenther@suse.de>
25642 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25643 valueize random data.
25645 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25647 * config.gcc (aix tm_file): Add aix-stdint.h.
25648 (aix tm clause use_gcc_stdint): Set to wrap.
25649 * config/rs6000/aix-stdint.h: New file.
25651 2009-04-08 Richard Guenther <rguenther@suse.de>
25653 PR middle-end/36291
25654 * tree-dfa.c (add_referenced_var): Do not recurse into
25655 global initializers.
25656 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25658 (fold_const_aggregate_ref): Likewise.
25660 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25662 * recog.c (ordered_comparison_operator): New.
25663 * gensupport.c (std_preds): Add it.
25664 * doc/md.texi (Machine-Independent Predicates): Document it.
25666 2009-04-08 Jan Hubicka <jh@suse.cz>
25668 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25669 * function.h (rtl_eh): Remove exception_handler_label_map.
25670 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25671 remove_exception_handler_label, for_each_eh_label_1): Remove.
25672 (rtl_remove_unreachable_regions): Remove.
25673 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25674 (find_exception_handler_labels): Don't build the hashtable.
25675 (maybe_remove_eh_handler): Remove.
25676 (for_each_eh_label): Rewrite to walk the tree.
25677 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25678 * except.h (maybe_remove_eh_handler): Remove.
25679 * passes.c (init_optimization_passes): Schedule second EH cleanup
25681 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25682 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25684 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25686 * genoutput.c (validate_optab_operands): New.
25687 (gen_insn, gen_expand): Call it.
25689 * genflags.c (gen_insn): Detect misused iterators.
25690 (main): Pass line_no to gen_insn, exit with status 1 on error.
25692 * genextract.c (line_no): Make global.
25693 (VEC_safe_set_locstr): Change assertion to error message.
25694 (main): Exit with status 1 on error.
25696 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25700 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25701 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25702 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25703 * c-convert.c (convert): Do not call fold on results of conversion
25704 functions when the result is a C_MAYBE_CONST_EXPR.
25705 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25706 of __builtin_choose_expr.
25707 * c-typeck.c (remove_c_maybe_const_expr): New.
25708 (build_unary_op, build_conditional_expr, build_compound_expr,
25709 build_binary_op, c_objc_common_truthvalue_conversion): Call
25710 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25713 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25715 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25716 CODE to produce a new one. Add a prototype to use fold_convert_const
25718 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25721 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25722 mix declarations and code.
25724 2009-04-08 Ben Elliston <bje@au.ibm.com>
25726 * gcc.c: Replace `CC' with `GCC' throughout.
25728 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25730 * doc/invoke.texi: Document Atom support.
25732 2009-04-07 Jason Merrill <jason@redhat.com>
25735 * c-common.h, c-common.c: Add flag_pretty_templates.
25736 * c-opts.c (c_common_handle_option): Set it.
25737 * c.opt: Add -fno-pretty-templates.
25738 * doc/invoke.texi (C++ Dialect Options): Likewise.
25740 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25742 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25743 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25744 (ia64_expand_builtin): Likewise.
25746 2009-04-07 Martin Jambor <mjambor@suse.cz>
25748 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25749 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25750 ADDR_EXPRS are include too.
25752 2009-04-07 Richard Guenther <rguenther@suse.de>
25754 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25755 decls are only used if passes as parameters or if they are
25756 local statics and the call is not to a builtin.
25757 (call_may_clobber_ref_p_1): Likewise.
25759 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25761 * expr.c (do_store_flag): Remove last argument. Simplify code
25762 to avoid duplication of tests already done by can_compare_p.
25763 (expand_expr_real_1): Adjust caller.
25765 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25767 * optabs.c (can_compare_p): Test the predicate of a
25768 cbranch and cstore pattern.
25770 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25772 * expr.c (convert_move): Use emit_store_flag instead of
25775 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25777 * config/i386/i386.c (ix86_compare_emitted): Remove.
25778 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25779 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25780 * config/i386/i386.h (ix86_compare_emitted): Remove.
25781 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25782 instead of ix86_compare_emitted.
25783 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25785 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25787 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25788 Add t-sysroot-suffix to tmake_file.
25789 * config/print-sysroot-suffix.sh: New file.
25790 * config/t-sysroot-suffix: New file.
25792 2009-04-07 Ben Elliston <bje@au.ibm.com>
25794 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25795 as the latter produces a warning when the target does not support
25798 2009-04-07 Ben Elliston <bje@au.ibm.com>
25800 * dfp.c: Replace type punning assignments with memcpy throughout.
25801 * Makefile.in (dfp.o-warn): Remove.
25803 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25806 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25807 Include soft-fp/t-softfp after rs6000/t-linux64.
25809 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25811 * stor-layout.c (set_sizetype): Use the full precision of their
25812 machine mode for bitsize types.
25814 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25816 * config/i386/i386.md: Revert 2 accidental checkins.
25818 2009-04-06 Joey Ye <joey.ye@intel.com>
25819 Xuepeng Guo <xuepeng.guo@intel.com>
25820 H.J. Lu <hongjiu.lu@intel.com>
25822 Atom pipeline model, tuning and insn selection.
25823 * config.gcc (atom): Add atom config options and target.
25825 * config/i386/atom.md: New.
25827 * config/i386/i386.c (atom_cost): New cost.
25828 (m_ATOM): New macro flag.
25829 (initial_ix86_tune_features): Set m_ATOM.
25830 (x86_accumulate_outgoing_args): Likewise.
25831 (x86_arch_always_fancy_math_387): Likewise.
25832 (processor_target): Add Atom cost.
25833 (cpu_names): Add Atom cpu name.
25834 (override_options): Set Atom ISA.
25835 (ix86_issue_rate): New case PROCESSOR_ATOM.
25836 (ix86_adjust_cost): Likewise.
25838 * config/i386/i386.h (TARGET_ATOM): New target macro.
25839 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25840 (TARGET_OPT_AGU): New target option.
25841 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25842 (processor_type): Add PROCESSOR_ATOM.
25844 * config/i386/i386.md (cpu): Add new value "atom".
25845 (use_carry, movu): New attr.
25846 (atom.md): Include atom.md.
25847 (adddi3_carry_rex64): Set attr "use_carry".
25848 (addqi3_carry): Likewise.
25849 (addhi3_carry): Likewise.
25850 (addsi3_carry): Likewise.
25851 (*addsi3_carry_zext): Likewise.
25852 (subdi3_carry_rex64): Likewise.
25853 (subqi3_carry): Likewise.
25854 (subhi3_carry): Likewise.
25855 (subsi3_carry): Likewise.
25856 (x86_movdicc_0_m1_rex64): Likewise.
25857 (*x86_movdicc_0_m1_se): Likewise.
25858 (x86_movsicc_0_m1): Likewise.
25859 (*x86_movsicc_0_m1_se): Likewise.
25860 (*adddi_1_rex64): Emit add insn as much as possible.
25861 (*addsi_1): Likewise.
25862 (return_internal): Set atom_unit.
25863 (return_internal_long): Likewise.
25864 (return_pop_internal): Likewise.
25865 (*rcpsf2_sse): Set atom_sse_attr attr.
25866 (*qrt<mode>2_sse): Likewise.
25867 (*prefetch_sse): Likewise.
25869 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25871 (ix86_target_macros_internal): Likewise.
25873 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25874 (*prefetch_sse_rex): Likewise.
25875 (sse_rcpv4sf2): Likewise.
25876 (sse_vmrcpv4sf2): Likewise.
25877 (sse_sqrtv4sf2): Likewise.
25878 (<sse>_vmsqrt<mode>2): Likewise.
25879 (sse_ldmxcsr): Likewise.
25880 (sse_stmxcsr): Likewise.
25881 (*sse_sfence): Likewise.
25882 (sse2_clflush): Likewise.
25883 (*sse2_mfence): Likewise.
25884 (*sse2_lfence): Likewise.
25885 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25886 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25887 (avx_movdqu<avxmodesuffix>): Likewise.
25888 (avx_lddqu<avxmodesuffix>): Likewise.
25889 (sse2_movntv2di): Change attr "type" to "ssemov".
25890 (sse2_movntsi): Likewise.
25891 (rsqrtv8sf2): Change attr "type" to "sseadd".
25892 (sse3_addsubv2df3): Set attr "atom_unit".
25893 (sse3_h<plusminus_insn>v4sf3): Likewise.
25894 (*sse2_pmaddwd): Likewise.
25895 (*vec_extractv2di_1_rex64): Likewise.
25896 (*vec_extractv2di_1_avx): Likewise.
25897 (sse2_psadbw): Likewise.
25898 (ssse3_phaddwv8hi3): Likewise.
25899 (ssse3_phaddwv4hi3): Likewise.
25900 (ssse3_phadddv4si3): Likewise.
25901 (ssse3_phadddv2si3): Likewise.
25902 (ssse3_phaddswv8hi3): Likewise.
25903 (ssse3_phaddswv4hi3): Likewise.
25904 (ssse3_phsubwv8hi3): Likewise.
25905 (ssse3_phsubwv4hi3): Likewise.
25906 (ssse3_phsubdv4si3): Likewise.
25907 (ssse3_phsubdv2si3): Likewise.
25908 (ssse3_phsubswv8hi3): Likewise.
25909 (ssse3_phsubswv4hi3): Likewise.
25910 (ssse3_pmaddubsw128): Likewise.
25911 (sse3_pmaddubsw: Likewise.
25912 (ssse3_palignrti): Likewise.
25913 (ssse3_palignrdi): Likewise.
25915 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25917 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25919 2009-04-06 Richard Guenther <rguenther@suse.de>
25921 PR tree-optimization/28868
25922 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25923 of which PHI results we inserted.
25924 (insert_into_preds_of_block): Record inserted PHIs.
25925 (eliminate): Eliminate redundant PHI nodes.
25926 (init_pre): Init inserted_phi_names.
25928 2009-04-06 Richard Guenther <rguenther@suse.de>
25930 PR tree-optimization/39643
25931 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25932 IMAGPART_EXPRs of complex constants.
25933 (execute_fold_all_builtins): If we folded a call queue
25934 TODO_update_address_taken.
25936 2009-04-06 Jan Hubicka <jh@suse.cz>
25938 PR middle-end/39659
25939 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25942 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25944 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25946 (ic_invalidate_array): Likewise.
25948 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25950 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25951 alignment for library calls.
25953 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25955 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25956 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25957 * config/i386/mingw-stdint.h: New file.
25959 2009-04-05 Richard Guenther <rguenther@suse.de>
25961 PR tree-optimization/39648
25962 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25963 our &A vs. &A[0] IL deficiencies.
25965 2009-04-04 Jan Hubicka <jh@suse.cz>
25967 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25968 removed toplevel regions.
25969 (sjlj_mark_call_sites): Likewise.
25971 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25973 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25974 (cygwin tm clause use_gcc_stdint): Set to wrap.
25975 * config/i386/cygwin-stdint.h: New file.
25977 2009-04-04 Richard Guenther <rguenther@suse.de>
25979 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25980 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25981 single-argument PHIs if we are in loop-closed SSA form.
25982 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25983 for the pre-condition.
25984 (slpeel_tree_peel_loop_to_edge): Likewise.
25985 (vect_build_loop_niters): Take an optional sequence to append stmts.
25986 (vect_generate_tmps_on_preheader): Likewise.
25987 (vect_do_peeling_for_loop_bound): Take extra guards for the
25989 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25990 the cost model check.
25991 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25992 guards if we are going to peel. Do not apply versioning in that case.
25993 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25994 (vect_do_peeling_for_loop_bound): Likewise.
25995 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25996 loop bound only record extra pre-conditions, do not apply loop
25999 2009-04-04 Richard Guenther <rguenther@suse.de>
26001 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26004 2009-04-04 Jan Hubicka <jh@suse.cz>
26006 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26007 last_basic_block for size of bb->index indexed array.
26008 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26009 compute_out, link_btr_uses, build_btr_def_use_webs,
26010 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26012 2009-04-04 Jan Hubicka <jh@suse.cz>
26014 * except.c (remove_eh_handler_and_replace): Break out from ...
26015 (remove_eh_handler): ... here.
26016 (bring_to_root): New function.
26017 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26018 handled ones, bring others to root of tree.
26020 2009-04-04 Jan Hubicka <jh@suse.cz>
26022 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26023 (all_phis_safe_to_merge): New function.
26024 (update_info): New structure.
26025 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26026 (cleanup_empty_eh): Update SSA if possible.
26028 2009-04-04 Richard Guenther <rguenther@suse.de>
26030 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26031 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26032 (append_vuse): Likewise.
26034 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26036 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26037 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26038 instead of REG_UNSAVED for DW_CFA_undefined.
26039 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26040 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26043 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26046 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26048 2009-04-04 Richard Guenther <rguenther@suse.de>
26050 PR tree-optimization/8781
26051 PR tree-optimization/37892
26052 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26053 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26054 (valueize_refs): Call it for *& valueizations.
26055 (shared_reference_ops_from_ref): Rename to ...
26056 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26057 (shared_reference_ops_from_call): Rename to ...
26058 (valueize_shared_reference_ops_from_call): ... this and valueize.
26059 (vn_reference_lookup): Update.
26060 (visit_reference_op_call): Likewise.
26061 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26062 (eliminate): Value-replace the call address in call statements.
26064 2009-04-04 Richard Guenther <rguenther@suse.de>
26066 PR tree-optimization/39636
26067 * tree-ssa-forwprop.c
26068 (forward_propagate_addr_into_variable_array_index): Check for
26069 GIMPLE_ASSIGN before accessing the rhs code.
26071 2009-04-03 Jason Merrill <jason@redhat.com>
26073 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26075 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26077 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26078 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26079 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26080 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26081 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26082 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26083 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26084 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26085 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26086 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26087 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26088 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26089 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26090 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26091 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26092 Use fr_reg_or_fp01_operand instead of fr_register_operand
26094 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26095 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26096 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26098 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26100 PR rtl-optimization/39607
26101 PR rtl-optimization/39631
26105 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26106 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26107 instead of DF_LR_OUT.
26108 * ira-lives.c (process_bb_node_lives): Ditto.
26109 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26110 instead of DF_LR_{OUT,IN}.
26111 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26112 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26114 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26116 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26117 (execute_lower_omp): Always run but take the short way out if -fopenmp
26119 (gate_lower_omp): Remove, forcing the pass manager to always run the
26120 pass and always set PROP_gimple_lomp.
26121 (pass_lower_omp): Remove gate function.
26122 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26123 PROP_trees. Instead, require it.
26124 * ipa-cp.c (pass_ipa_cp): Likewise.
26125 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26126 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26127 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26128 and PROP_gimple_leh.
26130 2009-04-03 Richard Guenther <rguenther@suse.de>
26132 PR middle-end/13146
26133 PR tree-optimization/23940
26134 PR tree-optimization/33237
26135 PR middle-end/33974
26136 PR middle-end/34093
26137 PR tree-optimization/36201
26138 PR tree-optimization/36230
26139 PR tree-optimization/38049
26140 PR tree-optimization/38207
26141 PR tree-optimization/38230
26142 PR tree-optimization/38301
26143 PR tree-optimization/38585
26144 PR middle-end/38895
26145 PR tree-optimization/38985
26146 PR tree-optimization/39299
26147 * tree-ssa-structalias.h: Remove.
26148 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26149 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26150 (struct vuse_element_d): Remove.
26151 (struct vuse_vec_d): Likewise.
26152 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26153 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26154 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26155 VUSE_ELEMENT_VAR): Likewise.
26156 (struct voptype_d): Likewise.
26157 (NUM_VOP_FREE_BUCKETS): Likewise.
26158 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26159 (struct stmt_operands_d): Remove.
26160 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26161 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26162 VDEF_NUM, VDEF_VECT): Likewise.
26163 (copy_virtual_operands): Remove.
26164 (operand_build_cmp): Likewise.
26165 (create_ssa_artificial_load_stmt): Likewise.
26166 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26167 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26168 vuse_index and mayuse_index members. Pack and move done and iter_type
26169 members to the front.
26170 (SSA_OP_VMAYUSE): Remove.
26171 (SSA_OP_VIRTUAL_USES): Adjust.
26172 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26173 (unlink_stmt_vdef): Declare.
26174 (add_to_addressable_set): Remove.
26175 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26176 (vrp_visit_stmt): Likewise.
26177 * doc/tree-ssa.texi (Alias analysis): Update.
26178 * doc/invoke.texi (max-aliased-vops): Remove docs.
26179 (avg-aliased-vops): Likewise.
26180 * tree-into-ssa.c (syms_to_rename): Remove.
26181 (need_to_update_vops_p): Likewise.
26182 (need_to_initialize_update_ssa_p): Rename to ...
26183 (update_ssa_initialized_fn): ... this. Track function we are
26185 (symbol_marked_for_renaming): Simplify.
26186 (add_new_name_mapping): Do not set need_to_update_vops_p.
26187 (dump_currdefs): Use SYMS_TO_RENAME.
26188 (rewrite_update_stmt): Always walk all uses/defs.
26189 (dump_update_ssa): Adjust.
26190 (init_update_ssa): Take function argument. Track what we are
26192 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26193 (create_new_def_for): Initialize for cfun, assert we are initialized
26195 (mark_sym_for_renaming): Simplify.
26196 (mark_set_for_renaming): Do not initialize update-ssa.
26197 (need_ssa_update_p): Simplify. Take function argument.
26198 (name_mappings_registered_p): Assert we ask for the correct function.
26199 (name_registered_for_update_p): Likewise.
26200 (ssa_names_to_replace): Likewise.
26201 (release_ssa_name_after_update_ssa): Likewise.
26202 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26203 (dump_decl_set): Do not print a newline.
26204 (debug_decl_set): Do it here.
26205 (dump_update_ssa): And here.
26206 * tree-ssa-loop-im.c (move_computations): Adjust.
26207 (movement_possibility): Likewise.
26208 (determine_max_movement): Likewise.
26209 (gather_mem_refs_stmt): Likewise.
26210 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26211 or NAME_MEMORY_TAG.
26212 * tree-complex.c (update_all_vops): Remove.
26213 (expand_complex_move): Adjust.
26214 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26215 Simplify test for memory referencing statement. Exclude
26216 non-invariant ADDR_EXPRs.
26217 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26218 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26219 (rdg_flag_uses): Likewise.
26220 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26222 (tree_optimize_tail_calls_1): Also split the
26223 edge from the entry block if we have degenerate PHI nodes in
26224 the first basic block.
26225 * tree.c (init_ttree): Remove memory-tag related code.
26226 (tree_code_size): Likewise.
26227 (tree_node_structure): Likewise.
26228 (build7_stat): Re-write to be build6_stat.
26229 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26230 (SSA_VAR_P): Adjust.
26231 (struct tree_memory_tag): Remove.
26232 (struct tree_memory_partition_tag): Likewise.
26233 (union tree_node): Adjust.
26234 (build7): Re-write to be build6.
26235 * tree-pass.h (pass_reset_cc_flags): Remove.
26236 (TODO_update_address_taken): New flag.
26237 (pass_simple_dse): Remove.
26238 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26239 * params.h (MAX_ALIASED_VOPS): Remove.
26240 (AVG_ALIASED_VOPS): Likewise.
26241 * omp-low.c (expand_omp_taskreg): Update SSA form.
26242 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26243 aliases the lhs in a copy stmt.
26244 * tree-ssa-dse.c (struct address_walk_data): Remove.
26245 (memory_ssa_name_same): Likewise.
26246 (memory_address_same): Likewise.
26247 (get_kill_of_stmt_lhs): Likewise.
26248 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26249 unused stores. Look through PHI nodes into post-dominated regions.
26250 (dse_optimize_stmt): Simplify. Properly remove stores.
26251 (tree_ssa_dse): Compute dominators.
26252 (execute_simple_dse): Remove.
26253 (pass_simple_dse): Likewise.
26254 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26255 gimple_loaded_syms and gimple_stored_syms computation.
26256 * toplev.c (dump_memory_report): Dump alias and pta stats.
26257 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26258 (vn_reference_eq): Likewise.
26259 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26260 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26261 valueize_vuses): Remove.
26262 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26263 (get_def_ref_stmt_vuse): ... this.
26264 (vn_reference_lookup_2): New function.
26265 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26266 walking equivalent vuses. Simplify.
26267 (vn_reference_lookup): Likewise.
26268 (vn_reference_insert): Likewise.
26269 (vn_reference_insert_pieces): Likewise.
26270 (visit_reference_op_call): Simplify.
26271 (visit_reference_op_load): Likewise.
26272 (visit_reference_op_store): Likewise.
26273 (init_scc_vn): Remove shared_lookup_vuses initialization.
26274 (free_scc_vn): Remove shared_lookup_vuses freeing.
26275 (sort_vuses, sort_vuses_heap): Remove.
26276 (get_ref_from_reference_ops): Export.
26277 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26278 vector with single vuse pointer.
26279 (vn_reference_lookup_pieces, vn_reference_lookup,
26280 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26281 (shared_vuses_from_stmt): Remove.
26282 (get_ref_from_reference_ops): Declare.
26283 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26284 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26285 memory-tag related code.
26286 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26287 (likely_value): Add comment, skip static-chain of call statements.
26288 (surely_varying_stmt_p): Adjust.
26289 (gimplify_and_update_call_from_tree): Likewise.
26290 (execute_fold_all_builtins): Do not rebuild alias info.
26291 (gimplify_and_update_call_from_tree): Properly update VOPs.
26292 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26293 (copy_ref_info): Remove memory-tag related code.
26294 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26295 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26296 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26298 * tree-ssa-dom.c (gimple_p): Remove typedef.
26299 (eliminate_redundant_computations): Adjust.
26300 (record_equivalences_from_stmt): Likewise.
26301 (avail_expr_hash): Likewise.
26302 (avail_expr_eq): Likewise.
26303 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26304 (stmt_makes_single_load): Likewise.
26305 (stmt_makes_single_store): Likewise.
26306 * tree-ssa-alias.c: Rewrite completely.
26307 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26308 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26309 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26310 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26311 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26312 Remove public functions.
26313 (pass_reset_cc_flags): Remove.
26314 (pass_build_alias): Move ...
26315 * tree-ssa-structalias.c (pass_build_alias): ... here.
26316 * tree-ssa-alias.c (may_be_aliased): Move ...
26317 * tree-flow-inline.h (may_be_aliased): ... here.
26318 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26319 count_uses_and_derefs): Move ...
26320 * gimple.c: ... here.
26321 * gimple.h (count_uses_and_derefs): Declare.
26322 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26323 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26324 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26325 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26326 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26327 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26328 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26330 * tree-dfa.c (refs_may_alias_p): Move ...
26331 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26332 * tree-ssa-alias.h: New file.
26333 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26334 (statement_sink_location): Likewise.
26335 * opts.c (decode_options): Do not adjust max-aliased-vops or
26336 avg-aliased-vops values.
26337 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26338 (TV_CALL_CLOBBER): Likewise.
26339 (TV_FLOW_SENSITIVE): Likewise.
26340 (TV_FLOW_INSENSITIVE): Likewise.
26341 (TV_MEMORY_PARTITIONING): Likewise.
26342 (TV_ALIAS_STMT_WALK): New timevar.
26343 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26344 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26345 (get_address_description): Remove memory-tag related code.
26346 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26347 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26348 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26349 and immediate uses in statements. Document.
26350 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26351 (dump_symbols): Remove.
26352 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26353 * alias.c (get_deref_alias_set): New function split out from ...
26354 (get_alias_set): ... here.
26355 * alias.h (get_deref_alias_set): Declare.
26356 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26357 type parameter. Remove restrict pointer handling. Create a
26358 ref-all pointer in case type-based alias sets do not conflict.
26359 (vect_analyze_data_refs): Remove SMT related code.
26360 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26361 (vectorizable_load): Likewise.
26362 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26363 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26364 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26365 Ignore vops and SMTs.
26366 (dr_analyze_alias): Likewise..
26367 (free_data_ref): Likewise.
26368 (create_data_ref): Likewise.
26369 (analyze_all_data_dependences): Likewise.
26370 (get_references_in_stmt): Adjust.
26371 * tree-flow-inline.h (gimple_aliases_computed_p,
26372 gimple_addressable_vars, gimple_call_clobbered_vars,
26373 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26374 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26375 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26376 gimple_mem_ref_stats): Remove.
26377 (gimple_vop): New function.
26378 (op_iter_next_use): Remove vuses and mayuses cases.
26379 (op_iter_next_def): Remove vdefs case.
26380 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26381 (clear_and_done_ssa_iter): Do not set removed fields.
26382 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26383 Assert we are not iterating over vuses or vdefs if not also
26384 iterating over uses or defs.
26385 (op_iter_init_use): Likewise.
26386 (op_iter_init_def): Likewise.
26387 (op_iter_next_vdef): Remove.
26388 (op_iter_next_mustdef): Likewise.
26389 (op_iter_init_vdef): Likewise.
26390 (compare_ssa_operands_equal): Likewise.
26391 (link_use_stmts_after): Handle vuse operand.
26392 (is_call_used): Use is_call_clobbered.
26393 (is_call_clobbered): Global variables are always call clobbered,
26394 query the call-clobbers bitmap.
26395 (mark_call_clobbered): Ignore global variables.
26396 (clear_call_clobbered): Likewise.
26397 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26398 virtual operands sanity check.
26399 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26401 (TARGET_MEM_REF): Remove TMR_TAG operand.
26402 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26403 Remove call-clobber related code.
26404 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26405 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26406 partitions or escape reason.
26407 (get_single_def_stmt, get_single_def_stmt_from_phi,
26408 get_single_def_stmt_with_phi): Remove.
26409 (dump_referenced_vars): Tidy.
26410 (get_ref_base_and_extent): Allow bare decls.
26411 (collect_dfa_stats): Adjust.
26412 * graphite.c (rename_variables_in_stmt): Adjust.
26413 (graphite_copy_stmts_from_block): Likewise.
26414 (translate_clast): Likewise.
26415 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26417 (translate_vuse_through_block): Use the oracle.
26418 (phi_translate_1): Adjust.
26419 (value_dies_in_block_x): Use the oracle. Cache the outcome
26421 (valid_in_sets): Check if the VUSE for
26422 a REFERENCE is available.
26423 (eliminate): Do not remove stmts during elimination,
26424 instead queue and remove them afterwards.
26425 (do_pre): Do not rebuild alias info.
26426 (pass_pre): Run TODO_rebuild_alias before PRE.
26427 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26428 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26429 (mark_all_v_defs_stmt): Remove.
26430 (mark_all_v_defs_seq): Adjust.
26431 (sra_replace): Likewise.
26432 (scalarize_use): Likewise.
26433 (scalarize_copy): Likewise.
26434 (scalarize_init): Likewise.
26435 (scalarize_ldst): Likewise.
26436 (todoflags): Remove.
26437 (tree_sra): Do not rebuild alias info.
26438 (tree_sra_early): Adjust.
26439 (pass_sra): Run TODO_update_address_taken before SRA.
26440 * tree-predcom.c (set_alias_info): Remove.
26441 (prepare_initializers_chain): Do not call it.
26442 (mark_virtual_ops_for_renaming): Adjust.
26443 (mark_virtual_ops_for_renaming_list): Remove.
26444 (initialize_root_vars): Adjust.
26445 (initialize_root_vars_lm): Likewise.
26446 (prepare_initializers_chain): Likewise.
26447 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26448 (may_propagate_copy_into_stmt): Likewise.
26449 (merge_alias_info): Do nothing for now.
26450 (propagate_tree_value_into_stmt): Adjust.
26451 (stmt_may_generate_copy): Likewise.
26452 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26453 not mark symbols for renaming.
26454 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26455 with the same statement, make sure to update the new pointed-to one.
26456 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26457 call statements, do not mark symbols for renaming.
26458 (mark_operand_necessary): Dump something.
26459 (ref_may_be_aliased): New function.
26460 (mark_aliased_reaching_defs_necessary_1): New helper function.
26461 (mark_aliased_reaching_defs_necessary): Likewise.
26462 (mark_all_reaching_defs_necessary_1): Likewise.
26463 (mark_all_reaching_defs_necessary): Likewise.
26464 (propagate_necessity): Do not process virtual PHIs. For
26465 non-aliased loads mark all reaching definitions as necessary.
26466 For aliased loads and stores mark the immediate dominating
26467 aliased clobbers as necessary.
26468 (visited): New global static.
26469 (perform_tree_ssa_dce): Free visited bitmap after propagating
26471 (remove_dead_phis): Perform simple dead virtual PHI removal.
26472 (remove_dead_stmt): Properly unlink virtual operands when
26474 (eliminate_unnecessary_stmts): Schedule PHI removal after
26476 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26477 (process_replaceable): Likewise.
26478 (find_replaceable_in_bb): Likewise.
26479 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26480 based on the single gimple vop.
26481 (verify_flow_insensitive_alias_info): Remove.
26482 (verify_flow_sensitive_alias_info): Likewise.
26483 (verify_call_clobbering): Likewise.
26484 (verify_memory_partitions): Likewise.
26485 (verify_alias_info): Likewise.
26486 (verify_ssa): Adjust..
26487 (execute_update_addresses_taken): Export. Update SSA
26488 manually. Optimize only when optimizing. Use a local bitmap.
26489 (pass_update_address_taken): Remove TODO_update_ssa, add
26491 (pass_update_address_taken): Just use TODO_update_address_taken.
26492 (init_tree_ssa): Do not initialize addressable_vars.
26493 (verify_ssa): Verify new VUSE / VDEF properties.
26494 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26495 Do not call verify_alias_info.
26496 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26497 Do not free the loaded and stored syms bitmaps. Reset the escaped
26498 and callused solutions. Do not free addressable_vars.
26499 Remove memory-tag related code.
26500 (warn_uninitialized_var): Aliases are always available.
26501 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26502 * lambda-code.c (can_put_in_inner_loop): Adjust.
26503 (can_put_after_inner_loop): Likewise.
26504 (perfect_nestify): Likewise.
26505 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26506 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26507 (vectorizable_conversion): Do not mark symbols for renaming.
26508 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26509 (expand_call_inline): Unlink the calls virtual operands before
26511 (tree_function_versioning): Do not call update_ssa if we are not
26512 updating clones. Simplify.
26513 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26514 (propagate_with_phi): Likewise..
26515 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26516 clobber code. Assert we are not aliased or global.
26517 * tree-flow.h: Include tree-ssa-alias.h
26518 (enum escape_type): Remove.
26519 (struct mem_sym_stats_d): Likewise.
26520 (struct mem_ref_stats_d): Likewise.
26521 (struct gimple_df): Add vop member. Remove global_var,
26522 call_clobbered_vars, call_used_vars, addressable_vars,
26523 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26524 escaped and callused members.
26525 (struct ptr_info_def): Remove all members, add points-to solution
26527 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26528 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26529 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26530 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26531 (tree-ssa-alias.o): Likewise.
26532 (toplev.o): Add tree-ssa-alias.h
26533 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26534 * gimple.c (gimple_set_bb): Fix off-by-one error.
26535 (is_gimple_reg): Do not handle memory tags.
26536 (gimple_copy): Also copy virtual operands.
26537 Delay updating the statement. Do not reset loaded and stored syms.
26538 (gimple_set_stored_syms): Remove.
26539 (gimple_set_loaded_syms): Likewise.
26540 (gimple_call_copy_skip_args): Copy the virtual operands
26541 and mark the new statement modified.
26542 * tree-ssa-structalias.c (may_alias_p): Remove.
26543 (set_uids_in_ptset): Take the alias set to prune with as
26544 parameter. Fold in the alias test of may_alias_p.
26545 (compute_points_to_sets): Compute whether a ptr is dereferenced
26546 in a local sbitmap.
26547 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26548 other ADDRESSOF constraints on the lhs.
26549 (get_constraint_for_component_ref): Assert that we don't get
26550 ADDRESSOF constraints from the base of the reference.
26551 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26552 (struct variable_info): Remove collapsed_to member.
26553 (get_varinfo_fc): Remove.
26554 (new_var_info): Do not set collapsed_to.
26555 (dump_constraint): Do not follow cycles.
26556 (dump_constraint_graph): Likewise.
26557 (build_pred_graph): Likewise.
26558 (build_succ_graph): Likewise.
26559 (rewrite_constraints): Likewise.
26560 (do_simple_structure_copy): Remove.
26561 (do_rhs_deref_structure_copy): Remove.
26562 (do_lhs_deref_structure_copy): Remove.
26563 (collapse_rest_of_var): Remove.
26564 (do_structure_copy): Re-implement.
26565 (pta_stats): New global variable.
26566 (dump_pta_stats): New function.
26567 (struct constraint_expr): Make offset signed.
26568 (UNKNOWN_OFFSET): Define special value.
26569 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26570 (solution_set_expand): New helper function split out from ...
26571 (do_sd_constraint): ... here.
26572 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26573 (do_ds_constraint): Likewise.
26574 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26575 and CALLUSED = *CALLUSED.
26576 (set_union_with_increment): Make inc argument signed.
26577 (type_safe): Remove.
26578 (get_constraint_for_ptr_offset): Handle unknown and negative
26580 (first_vi_for_offset): Handle offsets before start. Bail
26581 out early for offsets beyond the variable extent.
26582 (first_or_preceding_vi_for_offset): New function.
26583 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26584 Together with ESCAPED = *ESCAPED this properly computes reachability.
26585 (find_what_var_points_to): New function.
26586 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26587 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26588 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26589 pt_solutions_intersect): New functions.
26590 (compute_call_used_vars): Remove.
26591 (compute_may_aliases): New main entry into PTA computation.
26592 * gimple.h (gimple_p): New typedef.
26593 (struct gimple_statement_base): Remove references_memory_p.
26594 (struct gimple_statement_with_memory_ops_base): Remove
26595 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26597 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26598 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26599 gimple_set_references_memory): Remove.
26600 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26601 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26603 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26604 (verify_expr): Allow RESULT_DECL.
26605 (gimple_duplicate_bb): Do not copy virtual operands.
26606 (gimple_duplicate_sese_region): Adjust.
26607 (gimple_duplicate_sese_tail): Likewise.
26608 (mark_virtual_ops_in_region): Remove.
26609 (move_sese_region_to_fn): Do not call it.
26610 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26611 and pass_simple_dse.
26612 (execute_function_todo): Handle TODO_update_address_taken,
26613 call execute_update_addresses_taken for TODO_rebuild_alias.
26614 (execute_todo): Adjust.
26615 (execute_one_pass): Init dump files early.
26616 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26618 (create_general_new_stmt): Clear vops.
26619 * tree-ssa-reassoc.c (get_rank): Adjust.
26620 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26621 symbols for renaming.
26622 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26623 (PARAM_AVG_ALIASED_VOPS): Likewise.
26624 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26625 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26626 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26627 (operand_build_cmp, copy_virtual_operands,
26628 create_ssa_artificial_load_stmt, add_to_addressable_set,
26629 gimple_add_to_addresses_taken): Remove public functions.
26630 (unlink_stmt_vdef): New function.
26632 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26634 * config.gcc (powerpc-*-linux*): Merge variants.
26636 2009-04-02 Chao-ying Fu <fu@mips.com>
26637 James Grosbach <james.grosbach@microchip.com>
26639 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26640 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26642 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26643 keep_interrupts_masked_p, use_debug_exception_return_p.
26644 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26645 keep_interrupts_masked, use_debug_exception_return.
26646 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26647 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26649 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26650 (mips_print_operand): Process COP0 registers to print $0 .. $31
26651 correctly for GAS to process.
26652 (mips_interrupt_extra_call_saved_reg_p): New function.
26653 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26655 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26656 (mips_compute_frame_info): Add supports for interrupt context that
26657 includes doubleword accumulators and COP0 registers.
26658 (mips_for_each_saved_acc): New function.
26659 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26660 mips_for_each_saved_reg.
26661 (mips_save_reg): Save accumulators.
26662 (mips_kernel_reg_p): A new for_each_rtx callback.
26663 (mips_expand_prologue): Support interrupt handlers.
26664 (mips_restore_reg): Restore accumulators.
26665 (mips_expand_epilogue): Support interrupt handlers.
26666 (mips_can_use_return_insn): Return false for interrupt handlers.
26667 (mips_epilogue_uses): New function.
26668 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26669 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26670 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26671 cop0_move): New instructions.
26672 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26673 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26675 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26677 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26678 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26679 interrupt handlers, we use K0 as the temporary register.
26680 (EPILOGUE_USES): Change to a function call.
26681 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26682 handlers, we use K0 as the temporary register.
26684 * doc/extend.texi (Function Attributes): Document interrupt,
26685 use_shadow_register_set, keep_interrupts_masked,
26686 use_debug_exception_return for MIPS attributes.
26688 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26690 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26691 Remove a number of t-files from tmake_file.
26692 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26693 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26694 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26695 target_prototype, not TARGET_PROTOTYPE.
26696 (LINK_OS_GNU_SPEC): Define.
26697 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26698 and darwin-ldoubdle.c.
26700 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26703 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26704 (cpp_options): Ditto.
26705 (default_compilers): Ditto.
26706 (display_help): Ditto.
26707 (process_command): Ditto.
26708 (do_spec_1): Ditto.
26709 (set_input): Use lbasename instead of duplicate code.
26710 (save_temps_prefix): New static for -save-temps=obj.
26711 (save_temps_length): Ditto.
26713 * doc/invoke.texi (-save-temps=obj): Document new variant to
26714 -save-temps switch.
26716 2009-04-02 Jeff Law <law@redhat.com>
26718 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26721 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26723 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26724 * configure: Regenerated.
26726 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26728 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26729 share the argument list.
26731 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26735 2009-02-12 Diego Novillo <dnovillo@google.com>
26737 * varpool.c (debug_varpool): New.
26738 * cgraph.h (debug_varpool): Declare.
26740 2009-04-02 Jan Hubicka <jh@suse.cz>
26742 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26745 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26747 * config/i386/i386.c (ix86_abi): Move initialization to ...
26748 (override_options): Here.
26750 2009-04-02 Christian Bruel <christian.bruel@st.com>
26752 * config/sh/sh.c (sh_dwarf_register_span): New function.
26753 (TARGET_DWARF_REGISTER_SPAN): Define.
26754 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26756 2009-04-02 Ira Rosen <irar@il.ibm.com>
26758 PR tree-optimization/39595
26759 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26760 interleaved loads group is not greater than the SLP group size.
26762 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26764 * builtins.c (is_builtin_name): New.
26765 (called_as_built_in): Use is_builtin_name.
26766 * tree.h (is_builtin_name): New.
26767 * varasm.c (incorporeal_function_p): Use is_builtin_name
26769 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26771 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26773 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26776 * c-decl.c (clone_underlying_type): Move this ...
26777 * c-common.c (set_underlying_type): ... here.
26778 Also, make sure the function properly sets TYPE_STUB_DECL() on
26779 the newly created typedef variant type.
26780 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26781 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26784 2009-04-02 Richard Guenther <rguenther@suse.de>
26786 PR tree-optimization/37221
26787 * tree-flow.h (degenerate_phi_result): Declare.
26788 * tree-ssa-dom.c (degenerate_phi_result): Export.
26789 * tree-scalar-evolution.c (analyze_initial_condition): If
26790 the initial condition is defined by a degenerate PHI node
26791 use the degenerate value.
26793 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26795 PR rtl-optimization/39588
26796 * combine.c (merge_outer_ops): Do not set the constant when this
26798 (simplify_shift_const_1): Do not modify it either in this case.
26800 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26802 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26803 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26805 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26808 * c-lex.c (interpret_float): Default (no suffix) is double.
26810 2009-04-1 Xinliang David Li <davidxl@google.com>
26812 * config/i386/i386.c (legitimate_constant_p): Recognize
26813 all one vector constant.
26815 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26817 * config/vax/vax.c: Add #includes to silence warnings.
26818 Change #include order to silence two warnings.
26820 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26822 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26823 (ASM_SPEC): Pass -k to the assembler for PIC code.
26825 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26827 * config.gcc: Add vax-*-linux* to the switch.
26828 * config/vax/linux.h: New file. (TARGET_VERSION,
26829 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26831 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26833 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26834 Use predicate macros instead of GET_CODE() == foo.
26835 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26836 ashlsi3, rotrsi3, <unnamed>): Likewise.
26838 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26840 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26841 jbbccihi, jbbccisi): Remova trailing whitespace.
26842 * config/vax/constraints.md: Likewise.
26843 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26844 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26845 * config/vax/predicates.md: Likewise.
26846 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26847 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26848 * config/vax/vax.h: Likewise.
26849 * config/vax/vax.md (nonlocal_goto): Likewise.
26851 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26853 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26854 (indirectable_address_p, adjacent_operands_p): Add spaces around
26856 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26858 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26860 * config/vax/vax.c (legitimate_constant_address_p,
26861 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26862 index_term_p, reg_plus_index_p, legitimate_address_p,
26863 vax_mode_dependent_address_p): Update comments to match functions
26864 modified by the recent int->bool conversion.
26866 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26868 * config/vax/builtins.md: Update copyright message.
26869 * config/vax/constraints.md: Likewise.
26870 * config/vax/netbsd-elf.h: Likewise.
26871 * config/vax/predicates.md: Likewise.
26872 * config/vax/vax-protos.h: Likewise.
26873 * config/vax/vax.c: Likewise.
26874 * config/vax/vax.h: Likewise.
26875 * config/vax/vax.md: Likewise.
26876 * config/vax/vax.opt: Likewise.
26878 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26880 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26881 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26882 * config/vax/constraints.md (B, R): Likewise.
26883 * config/vax/predicates.md (external_memory_operand,
26884 nonimmediate_addsub_di_operand): Likewise.
26885 * config/vax/vax.c (vax_output_int_add): Likewise.
26886 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26887 untyped_call): Likewise.
26889 2009-04-01 Matt Thomas <matt@3am-software.com>
26891 * config/vax/predicates.md: New file.
26892 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26893 external_const_operand, nonsymbolic_operand, external_memory_operand,
26894 indirect_memory_operand, indexed_memory_operand,
26895 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26896 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26898 * config/vax/constraints.md: New file.
26899 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26901 * config/vax/builtins.md: New file.
26902 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26903 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26905 * config/vax/vax.opt (mqmath): Add option.
26906 * config/vax/vax.md (isfx): Extend with DI.
26907 (VAXintQH, VAXintQHSD): Define.
26908 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26909 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26910 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26911 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26912 (movdi): Update constraints and use vax_output_int_move().
26913 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26914 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26915 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26916 nonlocal_goto): New.
26917 (mov<mode>): Extend accepted operand types.
26918 (subdi3_old): Rename from subdi3, change update constraints and use
26919 a new implementation.
26920 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26921 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26922 MOVE_RATIO, CLEAR_RATIO): Define.
26923 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26924 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26925 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26926 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26927 (split_quadword_operands): Make static and really allow variable
26929 (print_operand_address): Update for PIC generation.
26930 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26931 indexable_address_p, fixup_mathdi_operand,
26932 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26933 (vax_float_literal, legitimate_constant_p,
26934 indirectable_constant_address_p, index_term_p,
26935 reg_plus_index_p): Return bool instead of int.
26936 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26938 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26940 (vax_output_conditional_branch): Indent.
26941 (legitimate_constant_address_p, indirectable_constant_address_p,
26942 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26943 vax_mode_dependent_address_p): Return bool instead of int, update for
26945 * config/vax/vax-protos.h (legitimate_constant_address_p,
26946 legitimate_constant_p, legitimate_address_p,
26947 vax_mode_dependent_address_p): Change declaration to bool.
26948 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26949 vax_expand_addsub_di_operands, vax_output_int_subtract,
26950 vax_output_movmemsi): Declare.
26951 (split_quadword_operands, vax_float_literal): Delete declaration.
26952 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26953 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26954 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26955 ASM_OUTPUT_DWARF_PCREL): Define.
26956 (ASM_SPEC): Change definition to allow PIC generation.
26958 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26960 * doc/sourcebuild.texi: Update front-end requirements.
26962 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26965 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26966 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26967 (booldi3_internal3): Use boolean_or_operator instead of
26970 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26973 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26974 declarator whose size is not an integer constant expression but
26975 folds to an integer constant, then treat it as a constant
26978 2009-04-01 Richard Guenther <rguenther@suse.de>
26980 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26981 i * 4 + 2 to (i * 2 + 1) * 2.
26983 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26986 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26987 return if c_parser_asm_string_literal returned NULL.
26989 2009-04-01 Nick Clifton <nickc@redhat.com>
26991 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26993 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26994 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26995 other typedefs to avoid conflicts with libgcc2.c. Define labels
26996 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26998 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26999 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27002 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27004 * varasm.c (default_function_rodata_section): Declare DOT as
27007 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27008 Andrey Galkin <agalkin@hypercom.com>
27011 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27012 Make object_name unique for each process.
27014 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27017 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27018 addressable variables in the parallel that could go out of scope while
27019 running queued tasks.
27021 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27023 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27024 (CASE_VALUES_THRESHOLD): Redefine.
27025 * config/avr/avr.c (avr_override_options): Remove initialization of
27026 avr_case_values_threshold variable.
27027 (avr_case_values_threshold): Remove variable. Add new function.
27028 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27029 * config/avr/avr.opt (mno-tablejump): Remove option.
27030 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27032 2009-04-01 DJ Delorie <dj@redhat.com>
27034 * varasm.c (default_function_rodata_section): Don't assume
27035 anything about where the first '.' in the section name is.
27037 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27039 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27040 rs6000_emit_stack_tie.
27042 2009-03-31 Ian Lance Taylor <iant@google.com>
27044 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27045 gimple_code with GIMPLE_RESX, not RESX.
27047 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27049 * c-common.c (c_get_ident): New.
27050 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27052 2009-04-01 Ben Elliston <bje@au.ibm.com>
27054 * config/rs6000/sysv4.opt (msdata): Improve option description.
27056 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27058 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27059 (divdf3_internal_lat): Remove.
27060 (divxf3_internal_lat): Remove.
27061 (divxf3_internal_thr): Remove.
27062 (divxf): Use divxf3_internal.
27063 * config/ia64/div.md (divsf3_internal_lat): New.
27064 (divdf3_internal_lat): New.
27065 (divxf3_internal): New.
27067 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27070 * Makefile.in (USE_GCC_STDINT): Define.
27071 (stmp-int-hdrs): Install stdint.h if applicable.
27072 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27074 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27075 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27076 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27077 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27078 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27079 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27080 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27081 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27082 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27083 (c_common_nodes_and_builtins): Initialize
27084 underlying_wchar_type_node. Do not initialize
27085 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27086 nodes for new types.
27087 (c_stddef_cpp_builtins): Define macros for new types.
27088 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27090 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27091 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27092 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27093 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27094 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27095 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27096 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27097 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27098 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27099 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27100 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27101 int16_type_node, int32_type_node, int64_type_node,
27102 uint8_type_node, uint16_type_node, c_uint32_type_node,
27103 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27104 int_least32_type_node, int_least64_type_node,
27105 uint_least8_type_node, uint_least16_type_node,
27106 uint_least32_type_node, uint_least64_type_node,
27107 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27108 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27109 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27110 uintptr_type_node): Define.
27111 * c-cppbuiltin.c (builtin_define_constants,
27112 builtin_define_type_minmax): New.
27113 (builtin_define_stdint_macros): Define more macros.
27114 (c_cpp_builtins): Define more limit macros.
27115 (type_suffix): New.
27116 (builtin_define_type_max): Define in terms of
27117 builtin_define_type_minmax. Remove is_long parameter. All
27119 * config.gcc (use_gcc_stdint): Define.
27120 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27121 Add newlib-stdint.h for generic targets.
27122 * config/glibc-stdint.h, config/newlib-stdint.h,
27123 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27124 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27125 * config/score/score.h (UINTPTR_TYPE): Define.
27126 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27127 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27128 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27129 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27130 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27131 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27132 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27133 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27134 * config/spu/spu.h (STDINT_LONG32): Define.
27135 * configure.ac (use_gcc_stdint): Substitute.
27136 * configure: Regenerate.
27137 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27138 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27139 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27140 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27141 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27142 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27143 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27144 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27145 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27146 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27147 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27148 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27149 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27150 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27151 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27152 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27153 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27154 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27155 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27156 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27157 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27158 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27159 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27160 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27161 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27162 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27163 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27164 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27165 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27167 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27169 * loop-iv.c (suitable_set_for_replacement): Renamed from
27170 simplify_using_assignment; changed to return bool and to accept new
27171 args DEST and SRC. Return true iff we find a source/destination pair
27172 that can be used to make a replacement, and fill SRC and DEST if so.
27173 Remove arg ALTERED. Don't deal with altered regs here. All callers
27175 (simplify_using_initial_values): Deal with altered regs here and track
27176 more precisely the effect they have on the validity of our expression.
27178 * loop-iv.c (simplify_using_condition): A condition of the form
27179 (EQ REG CONST) can be used to simply make a substitution.
27180 (simplify_using_initial_values): Keep track of conditions we have seen
27181 and keep using them to simplify new expressions, while applying the
27182 same substitutions to them as to the expression.
27184 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27185 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27188 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27189 changed. Use this when trying to improve the upper bound.
27190 Generate the comparison by using simplify_gen_relational.
27192 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27194 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27196 (simplify_using_assignment, simplify_using_initial_values): Call
27197 replace_in_expr to make replacements. Call replace_single_def_regs
27198 once on the initial version of the expression.
27200 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27203 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27205 2009-03-31 Richard Guenther <rguenther@suse.de>
27207 PR middle-end/31029
27208 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27209 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27211 2009-03-31 Richard Guenther <rguenther@suse.de>
27213 * tree.h (div_if_zero_remainder): Declare.
27214 * fold-const.c (div_if_zero_remainder): Export.
27215 * tree-ssa-forwprop.c
27216 (forward_propagate_addr_into_variable_array_index): Handle
27217 constant array index addition outside of the variable index.
27219 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27222 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27223 define_splits, floatunssi<mode>2): Require x87 conversions from
27224 DImode to be permitted.
27226 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27228 PR preprocessor/15638
27229 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27231 2009-03-31 Richard Guenther <rguenther@suse.de>
27233 PR middle-end/23401
27234 PR middle-end/27810
27235 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27236 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27237 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27238 a separate statement.
27239 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27240 (lookup_tmp_var): Likewise.
27241 (is_gimple_formal_tmp_or_call_rhs): Remove.
27242 (is_gimple_reg_or_call_rhs): Rename to ...
27243 (is_gimple_reg_rhs_or_call): ... this.
27244 (is_gimple_mem_or_call_rhs): Rename to ...
27245 (is_gimple_mem_rhs_or_call): ... this.
27246 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27247 DECL_GIMPLE_REG_P only if is_formal is true.
27248 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27249 for non-proper post-modify expression gimplification.
27250 (gimplify_self_mod_expr): For post-modify expressions gimplify
27251 the lvalue to a minimal lvalue.
27252 (rhs_predicate_for): Remove formal temp case.
27253 (gimplify_modify_expr_rhs): Likewise.
27254 (gimplify_addr_expr): Use is_gimple_reg.
27255 (gimplify_expr): Remove formal temp cases.
27256 (gimple_regimplify_operands): Likewise.
27257 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27258 and FILTER_EXPR like constants.
27259 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27261 (is_gimple_formal_tmp_rhs): Remove.
27262 (is_gimple_reg_rhs): Remove special casing.
27263 (is_gimple_mem_rhs): Fix.
27264 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27265 (is_gimple_formal_tmp_var): Remove.
27266 (is_gimple_formal_tmp_reg): Likewise.
27267 (is_gimple_min_lval): Allow invariant component ref parts.
27268 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27269 is_gimple_formal_tmp_reg): Remove declarations.
27270 * tree-cfg.c (verify_expr): Verify that variables with address
27271 taken do not have DECL_GIMPLE_REG_P set.
27272 * tree-mudflap.c (mf_build_check_statement_for): Use
27273 force_gimple_operand instead of gimplify_expr.
27275 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27277 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27278 schedulable rows to compute_split_row.
27280 2009-03-31 Ben Elliston <bje@au.ibm.com>
27283 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27286 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27288 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27289 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27290 * configure: Regenerate.
27291 * config.in: Regenerate.
27292 * config/rs6000/rs6000.opt (mtls-markers): Add.
27293 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27294 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27295 (tls_ld_aix, tls_ld_sysv): Likewise.
27296 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27297 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27299 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27301 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27303 2009-03-30 Jan Hubicka <jh@suse.cz>
27305 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27307 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27308 detection and label handling.
27310 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27312 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27313 left_conflicts_size.
27314 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27315 ALLOCNO_LEFT_CONFLICTS_SIZE.
27317 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27318 remove_allocno_from_bucket_and_push,
27319 allocno_spill_priority_compare, push_allocnos_to_stack,
27320 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27321 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27322 (setup_allocno_left_conflicts_num): Ditto. Rename to
27323 setup_allocno_left_conflicts_size.
27324 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27325 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27326 setup_allocno_left_conflicts_size instead of
27327 setup_allocno_left_conflicts_num.
27329 * ira-build.c (ira_create_allocno): Use
27330 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27331 ALLOCNO_LEFT_CONFLICTS_NUM.
27333 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27335 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27336 instead of DF_LR_OUT.
27338 * ira-lives.c (process_bb_node_lives): Ditto.
27340 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27341 instead of DF_LR_{OUT,IN}.
27343 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27345 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27347 2009-03-30 Jan Hubicka <jh@suse.cz>
27349 * except.c (label_to_region_map): Fix thinko.
27351 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27353 PR middle-end/38237
27354 * tree.h (tree_find_value): New declaration.
27355 * tree.c (tree_find_value): New function.
27356 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27358 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27361 * c-decl.c (struct c_binding): Add locus field.
27362 (bind): Add locus argument, set locus field from it.
27363 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27364 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27365 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27366 implicitly_declare, undeclared_variable, lookup_label,
27367 declare_label, c_make_fname_decl, c_builtin_function,
27368 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27371 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27374 * config/i386/i386.c (classify_argument): Check total size of
27377 2009-03-30 Martin Jambor <mjambor@suse.cz>
27379 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27380 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27381 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27384 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27385 seen_variable_array_ref while also traversing a union.
27387 * tree-inline.c (optimize_inline_calls): Do not call
27388 cgraph_node_remove_callees.
27389 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27390 (pass_remove_cgraph_callee_edges): New variable.
27391 * passes.c (init_optimization_passes): Add
27392 pass_remove_cgraph_callee_edges after early inlining and before all
27393 late intraprocedural passes.
27395 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27397 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27399 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27400 Fix typos in names.
27402 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27404 * combine.c (simplify_comparison): Use have_insn_for.
27405 * dojump.c (do_jump): Likewise.
27407 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27409 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27410 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27411 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27412 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27413 instead of sparc_compare_emitted.
27414 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27415 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27416 instead of sparc_compare_emitted.
27418 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27420 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27421 enter/exit cfglayout mode.
27422 (pass_partition_block): Require it.
27423 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27424 (combine_instructions): Track basic blocks instead of labels.
27425 (update_cfg_for_uncondjump): New.
27426 (try_combine): Use it. Update jumps after rescanning.
27427 (pass_combine): Require PROP_cfglayout.
27428 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27430 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27432 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27433 Provide/destroy PROP_cfglayout respectively.
27434 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27435 * tree-pass.h (PROP_cfglayout): New.
27437 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27439 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27440 fold_convert_const_fixed_from_fixed,
27441 fold_convert_const_fixed_from_int,
27442 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27443 set TREE_CONSTANT_OVERFLOW.
27444 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27445 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27447 2009-03-30 Ira Rosen <irar@il.ibm.com>
27449 * tree-vect-loop-manip.c: New file.
27450 * tree-vectorizer.c: Update documentation and included files.
27451 (vect_loop_location): Make extern.
27452 (rename_use_op): Move to tree-vect-loop-manip.c
27453 (rename_variables_in_bb, rename_variables_in_loop,
27454 slpeel_update_phis_for_duplicate_loop,
27455 slpeel_update_phi_nodes_for_guard1,
27456 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27457 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27458 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27459 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27460 find_loop_location): Likewise.
27461 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27462 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27463 get_vectype_for_scalar_type, vect_is_simple_use,
27464 supportable_widening_operation, supportable_narrowing_operation):
27466 (bb_in_loop_p): Move to tree-vect-loop.c.
27467 (new_loop_vec_info, destroy_loop_vec_info,
27468 reduction_code_for_scalar_code, report_vect_op,
27469 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27470 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27471 (vect_supportable_dr_alignment): Likewise.
27472 * tree-vectorizer.h (tree-data-ref.h): Include.
27473 (vect_loop_location): Declare.
27474 Reorganize function declarations according to the new file structure.
27475 * tree-vect-loop.c: New file.
27476 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27477 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27478 * tree-vect-data-refs.c: New file.
27479 * tree-vect-patterns.c (timevar.h): Don't include.
27480 * tree-vect-stmts.c: New file.
27481 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27482 tree-vect-slp.c, tree-vect-loop.c.
27483 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27484 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27485 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27486 (tree-vect-analyze.o): Remove.
27487 (tree-vect-transform.o): Likewise.
27488 (tree-vect-data-refs.o): Add rule.
27489 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27490 tree-vect-slp.o): Likewise.
27491 (tree-vect-patterns.o): Remove redundant dependencies.
27492 (tree-vectorizer.o): Likewise.
27493 * tree-vect-slp.c: New file.
27495 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27497 * optc-gen.awk: Warn if an option flag has multiple different
27500 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27502 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27503 -floop-block): Document dependences on PPL, CLooG and Graphite.
27505 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27507 PR rtl-optimization/323
27508 * c-common.c (c_fully_fold, convert_and_check,
27509 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27510 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27511 * c-common.def (EXCESS_PRECISION_EXPR): New.
27512 * c-cppbuiltin.c (builtin_define_float_constants): Define
27513 constants with enough digits for long double.
27514 * c-lex.c (interpret_float): Interpret constant with excess
27515 precision where appropriate.
27516 * c-opts.c (c_common_post_options): Set
27517 flag_excess_precision_cmdline. Give an error for
27518 -fexcess-precision=standard for C++ for processors where the
27519 option is significant.
27520 * c-parser.c (c_parser_conditional_expression): Handle excess
27521 precision in condition.
27522 * c-typeck.c (convert_arguments): Handle arguments with excess
27524 (build_unary_op): Move excess precision outside operation.
27525 (build_conditional_expr): Likewise.
27526 (build_compound_expr): Likewise.
27527 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27528 (build_modify_expr): Handle excess precision in RHS.
27529 (convert_for_assignment): Handle excess precision in converted
27531 (digest_init, output_init_element, process_init_element): Handle
27532 excess precision in initializer.
27533 (c_finish_return): Handle excess precision in return value.
27534 (build_binary_op): Handle excess precision in operands and add
27535 excess precision as needed for operation.
27536 * common.opt (-fexcess-precision=): New option.
27537 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27538 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27539 For standard excess precision, output explicit conversion to and
27540 truncation from XFmode.
27541 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27542 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27543 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27544 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27545 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27546 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27547 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27548 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27549 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27550 define_splits, sqrt<mode>2): Disable where appropriate for
27551 standard excess precision.
27552 * convert.c (convert_to_real): Do not shorten arithmetic to type
27553 for which excess precision would be used.
27554 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27555 * doc/invoke.texi (-fexcess-precision=): Document option.
27556 (-mfpmath=): Correct index entry.
27557 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27558 flag_excess_precision): New.
27559 * langhooks.c (lhd_post_options): Set
27560 flag_excess_precision_cmdline.
27561 * opts.c (common_handle_option): Handle -fexcess-precision=.
27562 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27563 init_excess_precision): New.
27564 (lang_dependent_init_target): Call init_excess_precision.
27565 * tree.c (excess_precision_type): New.
27566 * tree.h (excess_precision_type): Declare.
27568 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27571 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27572 non-lvalue to component.
27574 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27576 PR preprocessor/34695
27577 * Makefile.in (c-opts.o): Depend on c-tree.h.
27578 * c-common.c: Move down include of diagnostic.h.
27579 (done_lexing, c_cpp_error): New.
27580 * c-common.h (done_lexing): Declare.
27581 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27583 * c-opts.c: Include c-tree.h.
27584 (c_common_init_options): Set preprocessor error callback.
27585 (c_common_handle_option): Do not set preprocessor
27586 inhibit_warnings, warnings_are_errors, warn_system_headers,
27587 pedantic_errors or inhibit_warnings flags.
27588 (c_common_post_options): Do not check cpp_errors (parse_in).
27589 (c_common_finish): Do not output dependencies if there were
27590 errors. Do not check return value of cpp_finish.
27591 * c-ppoutput.c (pp_file_change): Set input_location.
27592 * c-tree.h (c_cpp_error): Declare.
27593 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27595 (diagnostic_build_prefix): Check override_column.
27596 * diagnostic.h (diagnostic_info): Add override_column field.
27597 (diagnostic_override_column): Define.
27599 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27601 * c-common.c (c_expand_expr, c_staticp): Remove.
27602 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27603 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27604 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27605 * c-gimplify.c (gimplify_compound_literal_expr,
27606 optimize_compound_literals_in_ctor): Remove.
27607 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27608 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27609 * c-semantics.c (emit_local_var): Remove.
27611 * langhooks-def.h (lhd_expand_expr): Remove.
27612 * langhooks.c (lhd_expand_expr): Remove.
27613 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27615 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27616 handling from c-semantics.c; don't call into langhook.
27617 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27618 * gimplify.c (gimplify_compound_literal_expr,
27619 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27620 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27621 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27622 as was done in c-gimplify.c.
27623 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27624 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27625 Move from c-common.h.
27626 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27628 * tree.c (staticp): Do not call langhook.
27629 * langhooks.c (lhd_staticp): Delete.
27630 * langhooks-def.h (lhd_staticp): Delete prototype.
27631 (LANG_HOOKS_STATICP): Delete.
27632 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27634 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27635 instead of DECL_STMTs.
27637 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27645 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27647 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27648 contained expression.
27649 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27650 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27651 conditional expressions for C.
27652 (decl_constant_value_for_optimization): Move from
27653 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27654 whether optimizing and that the expression is a VAR_DECL not of
27655 array type instead of doing such checks in the caller. Do not
27656 check pedantic. Call gcc_unreachable for C++.
27657 * c-common.def (C_MAYBE_CONST_EXPR): New.
27658 * c-common.h (c_fully_fold, c_save_expr,
27659 decl_constant_value_for_optimization): New prototypes.
27660 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27661 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27662 EXPR_INT_CONST_OPERANDS): Define.
27663 * c-convert.c (convert): Strip nops from expression.
27664 * c-decl.c (groktypename): Take extra parameters expr and
27665 expr_const_operands. Update call to grokdeclarator.
27666 (start_decl): Update call to grokdeclarator. Add statement for
27667 expressions used in type of decl.
27668 (grokparm): Update call to grokdeclarator.
27669 (push_parm_decl): Update call to grokdeclarator.
27670 (build_compound_literal): Add parameter non_const and build a
27671 C_MAYBE_COSNT_EXPR if applicable.
27672 (grokdeclarator): Take extra parameters expr and
27673 expr_const_operands. Track expressions used in declaration
27674 specifiers and declarators. Fold array sizes and track whether
27675 they are constant expressions and whether they are integer
27676 constant expressions.
27677 (parser_xref_tag): Set expr and expr_const_operands fields in
27679 (grokfield): Update call to grokdeclarator.
27680 (start_function): Update call to grokdeclarator.
27681 (build_null_declspecs): Set expr and expr_const_operands fields in
27683 (declspecs_add_type): Handle expressions in typeof specifiers.
27684 * c-parser.c (c_parser_declspecs): Set expr and
27685 expr_const_operands fields for declaration specifiers.
27686 (c_parser_enum_specifier): Likewise.
27687 (c_parser_struct_or_union_specifier): Likewise.
27688 (c_parser_typeof_specifier): Likewise. Update call to
27689 groktypename. Fold expression as needed. Return expressions with
27690 type instead of adding statements.
27691 (c_parser_attributes): Update calls to c_parser_expr_list.
27692 (c_parser_statement_after_labels): Fold expression before passing
27693 to objc_build_throw_stmt.
27694 (c_parser_condition): Fold expression.
27695 (c_parser_asm_operands): Fold expression.
27696 (c_parser_conditional_expression): Use c_save_expr. Update call
27697 to build_conditional_expr.
27698 (c_parser_alignof_expression): Update call to groktypename.
27699 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27700 original_code. Fold expression argument of va_arg. Create
27701 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27702 argument to va_arg. Update calls to groktypename. Fold array
27703 index for offsetof. Verify that first argument to
27704 __builtin_choose_expr has integer type.
27705 (c_parser_postfix_expression_after_paren_type): Update calls to
27706 groktypename and build_compound_literal. Handle expressions with
27707 side effects in type name.
27708 (c_parser_postfix_expression_after_primary): Update call to
27709 c_parser_expr_list. Set original_code for calls to
27710 __builtin_constant_p.
27711 (c_parser_expr_list): Take extra parameter fold_p. Fold
27712 expressions if requested.
27713 (c_parser_objc_type_name): Update call to groktypename.
27714 (c_parser_objc_synchronized_statement): Fold expression.
27715 (c_parser_objc_receiver): Fold expression.
27716 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27717 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27718 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27719 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27720 (struct c_typespec): Add elements expr and expr_const_operands.
27721 (struct c_declspecs): Add elements expr and expr_const_operands.
27722 (groktypename, build_conditional_expr, build_compound_literal):
27724 (in_late_binary_op): Declare.
27725 * c-typeck.c (note_integer_operands): New function.
27726 (in_late_binary_op): New variable.
27727 (decl_constant_value_for_broken_optimization): Move to c-common.c
27728 and rename to decl_constant_value_for_optimization.
27729 (default_function_array_conversion): Do not strip nops.
27730 (default_conversion): Do not call
27731 decl_constant_value_for_broken_optimization.
27732 (build_array_ref): Do not fold result.
27733 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27734 result when operand is a VLA.
27735 (c_expr_sizeof_type): Update call to groktypename. Handle
27736 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27737 result when operand names a VLA type.
27738 (build_function_call): Update call to build_compound_literal.
27739 Only fold result for calls to __builtin_* functions. Strip
27740 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27741 the function designator.
27742 (convert_arguments): Fold arguments. Update call to
27743 convert_for_assignment.
27744 (build_unary_op): Handle increment and decrement of
27745 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27746 decrement earlier. Fold operand of increment and decrement.
27747 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27748 built for integer operand. Wrap returns that are INTEGER_CSTs
27749 without being integer constant expressions or that have integer
27750 constant operands without being INTEGER_CSTs.
27751 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27752 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27753 result is an integer constant expression or can be used in
27754 unevaluated parts of one and avoid folding and wrap as
27755 appropriate. Fold operands before possibly doing -Wsign-compare
27757 (build_compound_expr): Wrap result for C99 if operands can be used
27758 in integer constant expressions.
27759 (build_c_cast): Update call to digest_init. Do not ignore
27760 overflow from casting floating-point constants to integers. Wrap
27761 results that could be confused with integer constant expressions,
27762 null pointer constants or floating-point constants.
27763 (c_cast_expr): Update call to groktypename. Handle expressions
27764 included in type name.
27765 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27766 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27767 Update calls to convert_for_assignment.
27768 (convert_for_assignment): Take new parameter
27769 null_pointer_constant. Do not strip nops or call
27770 decl_constant_value_for_broken_optimization. Set
27771 in_late_binary_op for conversions to boolean.
27772 (store_init_value): Update call to digest_init.
27773 (digest_init): Take new parameter null_pointer_constant. Do not
27774 call decl_constant_value_for_broken_optimization. pedwarn for
27775 initializers not constant expressions. Update calls to
27776 convert_for_assignment.
27777 (constructor_nonconst): New.
27778 (struct constructor_stack): Add nonconst element.
27779 (really_start_incremental_init, push_init_level, pop_init_level):
27780 Handle constructor_nonconst and nonconst element.
27781 (set_init_index): Call constant_expression_warning for array
27783 (output_init_element): Fold value. Set constructor_nonconst as
27784 applicable. pedwarn for initializers not constant expressions.
27785 Update call to digest_init. Call constant_expression_warning
27786 where constant initializers are required.
27787 (process_init_element): Use c_save_expr.
27788 (c_finish_goto_ptr): Fold expression.
27789 (c_finish_return): Fold return value. Update call to
27790 convert_for_assignment.
27791 (c_start_case): Fold switch expression.
27792 (c_process_expr_stmt): Fold expression.
27793 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27794 ensure statement expression is not evaluated in constant expression.
27795 (build_binary_op): Track whether results are integer constant
27796 expressions or may occur in such, disable folding and wrap results
27797 as applicable. Fold operands for -Wsign-compare warnings unless
27799 (c_objc_common_truthvalue_conversion): Handle results folded to
27800 integer constants that are not integer constant expressions.
27801 * doc/extend.texi: Document when typeof operands are evaluated,
27802 that condition of __builtin_choose_expr is an integer constant
27803 expression, and more about use of __builtin_constant_p in
27806 2009-03-29 Richard Guenther <rguenther@suse.de>
27808 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27809 propagate addresses of array references.
27811 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27813 * regmove.c (perhaps_ends_bb_p): Remove.
27814 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27815 from INSN and check that the main loop stays within that basic block.
27816 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27817 (regmove_forward_pass): Split out from regmove_optimize. Use
27818 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27819 (regmove_backward_pass): Split out from regmove_optimize. Use
27820 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27821 (regmove_optimize): Simplify.
27823 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27826 * config/i386/i386.c (classify_argument): Ignore flexible array
27827 member in struct and warn ABI change.
27829 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27831 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27833 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27834 (ix86_adjust_cost): Updated.
27836 2009-03-29 Jan Hubicka <jh@suse.cz>
27838 PR middle-end/28850
27839 * tree-pass.h (pass_cleanup_eh): New function.
27840 (remove_unreachable_regions): Break code handling RTL
27841 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27842 that can not be reached by runtime.
27843 (can_be_reached_by_runtime): New function.
27844 (label_to_region_map): New function.
27845 (num_eh_regions): New function.
27846 (rtl_remove_unreachable_regions): New function.
27847 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27848 (remove_eh_region): New function.
27849 * except.h: Include sbitmap and vecprim.
27850 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27851 num_eh_regions): Declare.
27852 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27853 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27854 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27855 (tree_empty_eh_handler_p): New function.
27856 (cleanup_empty_eh): New function.
27857 (cleanup_eh): New function.
27858 (pass_cleanup_eh): New function.
27860 2009-03-29 Jan Hubicka <jh@suse.cz>
27862 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27863 for removed regions.
27865 2009-03-29 Jan Hubicka <jh@suse.cz>
27867 * except.c (dump_eh_tree): Dump all datastructures.
27869 2009-03-29 Jan Hubicka <jh@suse.cz>
27871 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27872 (duplicate_eh_regions_1): Likewise.
27873 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27874 vector; call EH verification.
27875 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27876 Be ready for region being removed.
27878 2009-03-29 Jan Hubicka <jh@suse.cz>
27880 * bitmap.c (bitmap_last_set_bit): New function.
27881 * bitmap.h (bitmap_last_set_bit): Declare.
27883 2009-03-29 David Ayers <ayers@fsfe.org>
27886 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27887 by calling objc_compare_types and surpress warnings about
27888 incompatible C pointers that are compatible ObjC pointers.
27890 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27892 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27893 call initialize_inline_failed.
27894 (initialize_inline_failed): Move it from here ...
27895 * cgraph.c (initialize_inline_failed): ... to here.
27896 (cgraph_create_edge): Call initialize_inline_failed rather than
27897 setting inline_failed directly.
27899 2009-03-29 Ben Elliston <bje@au.ibm.com>
27902 * sysv4.opt (msdata): Improve comment.
27903 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27904 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27906 2009-03-29 Ben Elliston <bje@au.ibm.com>
27909 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27910 load and store attributes.
27912 2009-03-29 Ben Elliston <bje@au.ibm.com>
27914 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27915 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27916 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27917 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27918 __builtin_infq and __builtin_huge_valq.
27920 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27922 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27924 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27925 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27927 2009-03-28 Xinliang David Li <davidxl@google.com>
27929 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27930 (do_dbg_cnt): New function.
27932 2009-03-28 Jan Hubicka <jh@suse.cz>
27934 Merge from pretty-ipa:
27936 2009-03-27 Jan Hubicka <jh@suse.cz>
27938 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27939 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27940 * passes.c (function_called_by_processed_nodes_p): New.
27941 * ipa-pure-const.c (check_call): Fix handling of operands.
27942 (analyze_function): Dump debug output for skipped bodies.
27943 (local_pure_const): Use function_called_by_processed_nodes_p.
27944 * dwarf2out.c (reference_to_unused): Use output.
27945 * passes.c (do_per_function_toporder): Likewise.
27947 2008-11-12 Jan Hubicka <jh@suse.cz>
27949 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27950 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27951 state_set_in_source enum
27952 (check_decl): Ignore memory tags; do not set fake looping flags;
27954 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27955 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27956 (check_call, analyze_function): Rewrite.
27958 (add_new_function): Update call of analyze_function.
27959 (generate_summary): Add call of analyze_function.
27960 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27961 (local_pure_const): New function.
27962 (pass_local_pure_const): New pass.
27963 * ipa-inline.c (inline_transform): Set after_inlining.
27964 * tree-eh.c (stmt_can_throw_external): New.
27965 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27966 work with aliasing built.
27967 * tree-flow.h (stmt_can_throw_external): New.
27968 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27969 and local pure/const pass in early and late optimization queue.
27971 2009-03-28 Martin Jambor <mjambor@suse.cz>
27973 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27975 (fold_binary): Allow function decl aligment consideration is the
27976 second argument is integer constant one.
27977 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27978 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27979 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27981 2009-03-28 Jan Hubicka <jh@suse.cz>
27983 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27984 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27985 * function.h (rtl_data): Add nothrow flag.
27986 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27987 set DECL_NOTHROW for AVAILABLE functions.
27989 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27991 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27992 following vector keyword has expansion starting with pixel or bool
27993 keyword, expand vector to __vector and pixel or bool to __pixel or
27997 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27998 warn_if_disallowed_function_p): Removed.
27999 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28000 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28001 warning_if_disallowed_function_p.
28002 * flags.h (warn_if_disallowed_function_p,
28003 warn_disallowed_functions): Removed.
28004 * common.opt (Wdisallowed-function-list=): Removed.
28005 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28007 2009-03-28 Richard Guenther <rguenther@suse.de>
28009 PR tree-optimization/38723
28010 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28013 2009-03-28 Jan Hubicka <jh@suse.cz>
28015 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28016 test introduced by my previous patch.
28018 2009-03-28 Richard Guenther <rguenther@suse.de>
28020 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28021 the PHIs value undefined.
28023 2009-03-28 Jan Hubicka <jh@suse.cz>
28025 * tree-pass.h (pass_fixup_cfg): New pass.
28026 * ipa-inline.c (inline_transform): Set
28027 always_inline_functions_inlined/after_inlining.
28028 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28029 (pass_fixup_cfg): New pass.
28030 * passes.c (init_optimization_passes): Add fixup_cfg.
28032 2009-03-28 Richard Guenther <rguenther@suse.de>
28034 PR tree-optimization/38458
28035 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28036 argument use the arguments copy-of value.
28038 2009-03-28 Richard Guenther <rguenther@suse.de>
28040 PR tree-optimization/38180
28041 * tree-ssa-ccp.c (get_default_value): Simplify.
28042 (likely_value): Likewise.
28043 (surely_varying_stmt_p): Properly handle VOP case.
28044 (ccp_initialize): Likewise.
28045 (ccp_fold): Handle propagating through *&.
28046 (fold_const_aggregate_ref): Also handle decls.
28048 2009-03-28 Jan Hubicka <jh@suse.cz>
28050 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28051 * cgraph.h (cgraph_node): Likewise.
28052 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28053 (cgraph_reset_node): Use process flag.
28054 (cgraph_mark_functions_to_output): Likewise.
28055 (cgraph_expand_function): Likewise.
28056 (cgraph_expand_all_functions): Likewise.
28057 (cgraph_output_in_order): Likewise.
28058 * dwarf2out.c (reference_to_unused): Likewise.
28059 * passes.c do_per_function_toporder): Likewise.
28061 2009-03-28 Jan Hubicka <jh@suse.cz>
28063 Bring from lto-branch:
28065 2008-09-03 Doug Kwan <dougkwan@google.com>
28067 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28068 enums instead of reason strings.
28069 * cgraph.c (cgraph_create_edge): Same.
28070 (cgraph_inline_failed_string): New function.
28071 * cgraph.h (cgraph_inline_failed_t): New enum type.
28072 (cgraph_inline_failed_string): New prototype.
28073 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28074 char pointer to cgraph_inline_failed_t.
28075 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28076 (cgraph_default_inline_p): Ditto.
28077 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28078 to cgraph_inline_failed_t pointer.
28079 * cif-code.def: New file.
28080 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28082 (cgraph_check_inline_limits): Change type of REASON to pointer to
28083 cgraph_inline_failed_t. Replace reason strings with enums.
28084 (cgraph_default_inline_p): Ditto.
28085 (cgraph_recursive_inlining_p): Ditto.
28086 (update_caller_keys): Change type of FAILED_REASON to
28087 cgraph_inline_failed_t.
28088 (cgraph_set_inline_failed): Change type of REASON to pointer to
28089 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28090 convert enums to strings for text output.
28091 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28092 to be of type cgraph_inline_failed_t. Replace reason strings with
28093 enums. Call cgraph_inline_failed_string to covert enums
28094 to strings for text output.
28095 (cgraph_decide_inlining): Replace reason strings with enums.
28096 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28097 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28099 * tree-inline.c (expand_call_inline): Change type of REASON
28100 to cgraph_inline_failed_t. Replace reason strings with enums.
28101 Call cgraph_inline_failed_string for text output.
28102 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28105 2009-03-28 Jan Hubicka <jh@suse.cz>
28107 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28108 cgraph_clone_node): Remove master clone handling.
28109 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28110 * cgraph.h (master_clone): Remove.
28111 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28112 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28113 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28115 2009-03-28 Jan Hubicka <jh@suse.cz>
28117 * cgraph.c (cgraph_function_body_availability): Functions declared
28118 inline are always safe to assume that it is not going to be replaced.
28120 2009-03-28 Richard Guenther <rguenther@suse.de>
28122 PR tree-optimization/38513
28123 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28124 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28125 EXC_PTR_EXPR and FILTER_EXPR.
28126 (get_ref_from_reference_ops): Likewise.
28128 2009-03-28 Richard Guenther <rguenther@suse.de>
28130 PR tree-optimization/38968
28131 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28132 Use FLOOR_MOD_EXPR to compute misalignment.
28134 2009-03-28 Richard Guenther <rguenther@suse.de>
28136 PR tree-optimization/37795
28137 * tree.h (combine_comparisons): Declare.
28138 * fold-const.c (combine_comparisons): Export.
28139 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28141 (ifcombine_iforif): Use combine_comparisons.
28143 2009-03-28 Jan Hubicka <jh@suse.cz>
28145 * tree-eh.c (inlinable_call_p): New function.
28146 (make_eh_edges): Use it.
28147 (verify_eh_edges): Use it.
28148 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28149 * except.c (reachable_next_level): Add inlinable_function argument
28150 (sjlj_find_directly_reachable_regions): Update.
28151 (add_reachable_handler): Do not set saw_any_handlers.
28152 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28153 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28154 Add new inlinable call parameter.
28155 (can_throw_internal, can_throw_external): Update.
28156 * except.h (can_throw_internal_1, can_throw_external_1,
28157 foreach_reachable_handler): Update declaration.
28159 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28161 * config/arm/t-arm-coff, config/h8300/coff.h,
28162 config/i386/i386-aout.h, config/i386/i386-coff.h,
28163 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28164 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28165 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28166 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28167 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28168 sys-types.h: Remove.
28169 * Makefile.in: Remove protoize and fixproto support and references
28171 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28172 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28174 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28175 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28176 unprotoize$(exeext).
28177 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28178 (.PHONY): Don't depend on proto.
28179 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28180 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28181 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28182 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28183 build/gen-protos.o, build/scan.o, xsys-protos.h,
28184 build/fix-header$(build_exeext), build/fix-header.o,
28185 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28186 stmp-install-fixproto): Remove.
28187 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28188 SYSCALLS.c or fixproto files.
28189 (install-common): Don't install protoize.
28190 (install-headers-tar, install-headers-cpio, install-headers-cp):
28191 Don't depend on $(STMP_FIXPROTO).
28192 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28193 install fixproto files or write out fixproto settings.
28194 (uninstall): Don't uninstall protoize.
28195 * config.gcc (use_fixproto): Remove.
28196 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28197 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28198 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28199 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28200 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28201 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28202 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28203 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28204 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28205 * config/t-vxworks (STMP_FIXPROTO): Remove.
28206 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28207 STMP_FIXPROTO): Remove.
28208 * config.in, configure: Regenerate.
28209 * crtstuff.c (gid_t, uid_t): Don't undefine.
28210 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28211 (arm-*-coff, arm-*-aout: Remove target entries.
28212 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28213 Remove mention of AIX 4.1.
28214 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28215 * doc/invoke.texi (Running Protoize): Remove.
28216 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28217 (Protoize Caveats): Remove.
28218 * tsystem.h: Update comments on headers assumed to exist.
28220 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28222 * genautomata.c: Add a new year to the copyright. Add a new
28224 (struct insn_reserv_decl): Add comments for member bypass_list.
28225 (find_bypass): Remove.
28226 (insert_bypass): New.
28227 (process_decls): Use insert_bypass.
28228 (output_internal_insn_latency_func): Output all bypasses with the
28229 same input insn in one switch case.
28231 * rtl.def (define_bypass): Describe bypass choice.
28232 * doc/md.texi (define_bypass): Ditto.
28234 2009-03-27 Richard Guenther <rguenther@suse.de>
28236 * gimplify.c (mark_addressable): Export.
28237 * tree-flow.h (mark_addressable): Declare.
28238 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28239 * tree-ssa.c (verify_phi_args): Verify that address taken
28240 variables have TREE_ADDRESSABLE set.
28242 2009-03-27 Richard Guenther <rguenther@suse.de>
28244 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28245 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28246 Do not mark decls TREE_ADDRESSABLE.
28247 (build_fold_addr_expr): Adjust.
28248 (fold_addr_expr): Remove.
28249 (fold_unary): Use build_fold_addr_expr.
28250 (fold_comparison): Likewise.
28251 (split_address_to_core_and_offset): Likewise.
28252 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28254 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28255 (gimplify_modify_expr_to_memcpy): Mark source and destination
28257 * omp-low.c (create_omp_child_function): Mark the object decl
28259 (lower_rec_input_clauses): Mark the var we take the address of
28261 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28263 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28265 PR middle-end/39315
28266 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28267 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28269 2009-03-27 Richard Guenther <rguenther@suse.de>
28271 PR tree-optimization/39120
28272 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28274 (handle_lhs_call): Process return constraints. Add escape
28275 constraints if necessary.
28276 (handle_const_call): Fill out return constraints. Make nested
28277 case more precise. Avoid consttmp if possible.
28278 (handle_pure_call): Fill out return constraints. Avoid
28279 callused if possible.
28280 (find_func_aliases): Simplify call handling.
28282 2009-03-27 Richard Guenther <rguenther@suse.de>
28284 PR tree-optimization/39120
28285 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28286 as a representative.
28287 (solve_graph): Do propagate CALLUSED.
28288 (handle_pure_call): Use a scalar constraint from CALLUSED for
28290 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28293 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28296 * c-common.c (handle_aligned_attribute): Properly check alignment
28297 overflow. Use (1U << i) instead of (1 << i).
28299 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28301 * expr.h (get_mem_align_offset): Updated.
28303 * tree.h (tree_decl_common): Change align to "unsigned int" and
28304 move it before pointer_alias_set.
28306 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28307 Jakub Jelinek <jakub@redhat.com>
28310 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28311 gr_register_operand with gr_reg_or_0_operand.
28312 (cmpxchg_rel_di): Likewise.
28313 (sync_lock_test_and_set<mode>): Likewise.
28315 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28317 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28318 (true_regnum): Likewise.
28320 * rtlanal.c (subreg_info): Moved to ...
28321 * rtl.h (subreg_info): Here. New.
28322 (subreg_get_info): New.
28324 * rtlanal.c (subreg_get_info): Make it extern.
28326 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28329 * config/i386/i386.c (ix86_abi): New.
28330 (override_options): Handle -mabi=.
28331 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28332 (ix86_call_abi_override): Likewise.
28333 (init_cumulative_args): Likewise.
28334 (function_arg_advance): Likewise.
28335 (function_arg_64): Likewise.
28336 (function_arg): Likewise.
28337 (ix86_pass_by_reference): Likewise.
28338 (ix86_function_value_regno_p): Likewise.
28339 (ix86_build_builtin_va_list_abi): Likewise.
28340 (setup_incoming_varargs_64): Likewise.
28341 (is_va_list_char_pointer): Likewise.
28342 (ix86_init_machine_status): Likewise.
28343 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28344 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28345 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28346 (ix86_function_abi): Make it static and return enum calling_abi.
28347 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28349 (ix86_fn_abi_va_list): Updated.
28351 * config/i386/i386.h (ix86_abi): New.
28352 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28353 (CONDITIONAL_REGISTER_USAGE): Likewise.
28354 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28355 (machine_function): Likewise.
28357 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28359 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28360 (STACK_BOUNDARY): Likewise.
28361 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28363 * config/i386/i386.opt (mabi=): New.
28365 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28366 return enum calling_abi.
28367 (ix86_function_type_abi): Likewise.
28368 (ix86_function_abi): Removed.
28370 * doc/invoke.texi: Document -mabi= option for x86.
28372 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28374 * builtins.c (real_dconstp): Delete.
28375 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28377 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28378 Jakub Jelinek <jakub@redhat.com>
28381 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28382 (gen_subprogram_die): When a function is explicit, generate the
28383 DW_AT_explicit attribute.
28384 * langhooks.h (struct lang_hooks_for_decls): Add
28385 function_decl_explicit_p langhook.
28386 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28387 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28389 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28391 * builtins.c (fold_builtin_memory_op): Optimize memmove
28392 into memcpy if we can prove source and destination don't overlap.
28394 * tree-inline.c: Include gt-tree-inline.h.
28395 (clone_fn_id_num): New variable.
28396 (clone_function_name): New function.
28397 (tree_function_versioning): Use it.
28398 * Makefile.in (GTFILES): Add tree-inline.c.
28400 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28402 * BASE-VER: Change to 4.5.0.
28404 2009-03-27 Xinliang David Li <davidxl@google.com>
28406 PR tree-optimization/39557
28407 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28409 2009-03-27 Xinliang David Li <davidxl@google.com>
28411 PR tree-optimization/39548
28412 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28415 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28417 * c-common.c (pointer_int_sum): Use %wd on return from
28420 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28422 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28423 on return from tree_low_cst.
28425 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28428 * ginclude/stdarg.h (va_copy): Define also for
28429 __GXX_EXPERIMENTAL_CXX0X__.
28431 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28434 * builtins.h (c_strlen): Do not warn here.
28435 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28436 * c-common.c (pointer_int_sum): Take an explicit location.
28437 Warn about offsets out of bounds.
28438 * c-common.h (pointer_int_sum): Adjust declaration.
28440 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28442 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28445 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28448 * opts.c (warn_if_disallowed_function_p): Don't assume
28449 get_callee_fndecl must return non-NULL.
28451 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28453 PR rtl-optimization/39522
28454 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28455 when reg_reloaded_valid is set.
28457 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28459 * config/spu/divv2df3.c: New file.
28460 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28461 (DPBIT_FUNCS): Filter out _div_df.
28463 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28465 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28466 a jump insn, count that jump in the distance to the loop start.
28468 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28471 * config/sh/sh.c (calc_live_regs): Fix condition for global
28472 registers except PIC_OFFSET_TABLE_REGNUM.
28474 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28477 * doc/invoke.texi (-mconsole): New.
28479 (-mno-cygwin): New.
28481 (-mnop-fun-dllimport): New.
28485 (sub section "i386 and x86-64 Windows Options"): New.
28487 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28489 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28490 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28492 2009-03-25 Richard Guenther <rguenther@suse.de>
28494 PR middle-end/39497
28495 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28498 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28500 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28501 neither of haifa/selective schedulers are working.
28503 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28505 * doc/invoke.texi (Debugging Options): Fix description of
28506 -fno-merge-debug-strings.
28508 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28510 * config/cris/libgcc.ver: New version-script.
28511 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28513 * configure.ac <GAS features, nop mnemonic>: Add pattern
28514 crisv32-*-* for "nop".
28515 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28516 * configure: Regenerate.
28518 2009-03-24 Ira Rosen <irar@il.ibm.com>
28520 PR tree-optimization/39529
28521 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28522 mark_sym_for_renaming for the tag copied to the new vector
28525 2009-03-24 Arthur Loiret <aloiret@debian.org>
28527 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28528 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28529 EXTRA_SPEC_FUNCTIONS.
28530 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28531 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28532 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28533 -march and -mtune options.
28535 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28537 * config/m68k/t-rtems: Add m5329 multilib.
28539 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28540 Jakub Jelinek <jakub@redhat.com>
28543 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28546 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28549 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28550 instead of c_parser_expression_conv, if original_code isn't one of the
28551 4 allowed comparison codes, fail.
28553 2009-03-23 Richard Guenther <rguenther@suse.de>
28555 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28556 * tree.h (struct tree_type): Likewise.
28557 * reload.h (struct insn_chain): Likewise.
28558 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28559 * function.h (struct function): Likewise.
28560 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28562 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28564 PR tree-optimization/39516
28565 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28567 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28569 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28570 should be set true if BITS_PER_WORD of target is bigger than 32
28572 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28574 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28575 Translate -B-options to -rpath-link. Correct existing
28576 rpath-link and conditionalize on !nostdlib.
28578 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28580 * doc/extend.texi (Function Attributes, Variable Attributes):
28582 * doc/invoke.texi (Debugging Options, Optimize Options)
28583 (i386 and x86-64 Options, MCore Options): Likewise.
28585 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28588 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28589 it for block local namespace aliases.
28590 (gen_decl_die): Pass context_die to gen_namespace_die.
28592 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28595 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28596 minimum or maximum value.
28598 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28600 * reginfo.c (globalize_reg): Recompute derived reg sets.
28602 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28605 * libgcc2.c (mprotect): Do not use signed arguments for
28606 VirtualProtect, use DWORD arguments. Also fix the 'may
28607 be used uninitialized' warning for the np variable.
28609 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28612 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28613 functions using regparm calling conventions when not optimizing.
28614 (ix86_function_sseregparm): Similarly for sseregparm calling
28617 2009-03-19 Li Feng <nemokingdom@gmail.com>
28619 PR middle-end/39500
28620 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28621 dependence if the first conflict is after niter iterations.
28623 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28625 PR middle-end/38609
28626 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28627 functions with dynamic stack-pointer adjustments.
28629 2009-03-19 Ben Elliston <bje@au.ibm.com>
28631 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28632 option; change to -msdata=data.
28634 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28636 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28639 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28642 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28644 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28646 * doc/invoke.texi (Code Gen Options): Expand discussion of
28649 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28651 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28652 * matrix-reorg.c (struct matrix_info): Likewise.
28653 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28654 * rtl.h (struct mem_attrs): Likewise.
28655 * df.h (struct df): Likewise.
28656 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28657 * ira-int.h (struct ira_allocno): Likewise.
28658 * df-scan.c (struct df_collection_rec): Likewise.
28659 * ira.c (struct equivalence): Likewise.
28660 * function.c (struct temp_slot): Likewise.
28661 * cfgloop.h (struct loop): Likewise.
28664 * function.c (use_register_for_decl): When not optimizing, disregard
28665 register keyword for variables with types containing methods.
28667 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28669 PR middle-end/39447
28670 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28671 (is_simple_operand): Call contains_component_ref_p before calling data
28672 reference analysis that would fail on COMPONENT_REFs.
28674 * tree-vrp.c (search_for_addr_array): Fix formatting.
28676 2009-03-18 Richard Guenther <rguenther@suse.de>
28678 * tree-vect-transform.c (vect_loop_versioning): Fold the
28679 generated comparisons.
28680 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28681 (slpeel_tree_peel_loop_to_edge): Likewise.
28683 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28685 PR middle-end/37805
28686 * opts.c (print_specific_help): In addition to `undocumented',
28687 accept `separate' and `joined' flags if passed alone. Describe
28688 output by the first matched one of those.
28689 (common_handle_option): Skip over empty strings.
28690 * gcc.c (display_help): Fix help string for `--help='.
28691 * doc/invoke.texi (Option Summary, Overall Options): With
28692 `--help=', classes and qualifiers can both be repeated, but
28693 only the latter can be negated. One should not pass only
28694 negated qualifiers. Fix markup and examples.
28697 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28698 PR middle-end/37805
28699 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28700 and -fhelp=separate.
28702 2009-03-17 Jing Yu <jingyu@google.com>
28704 PR middle-end/39378
28705 * function.h (struct rtl_data): Move is_thunk from here...
28706 (struct function): ...to here.
28707 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28708 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28710 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28712 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28713 (alpha_output_function_end_prologue): Likewise.
28714 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28715 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28716 (rs6000_output_function_epilogue): Likewise.
28717 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28719 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28722 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28723 from different units in a single alternative.
28724 (*truncdfsf_i387): Ditto.
28725 (*truncxfsf2_mixed): Ditto.
28726 (*truncxfdf2_mixed): Ditto.
28728 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28730 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28731 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28734 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28735 unused non-artificial variables when not optimizing.
28738 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28739 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28740 NAMESPACE_DECL in its DECL_INITIAL.
28742 PR middle-end/39443
28743 * optabs.c (set_user_assembler_libfunc): New function.
28744 * expr.h (set_user_assembler_libfunc): New prototype.
28745 * c-common.c: Include libfuncs.h.
28746 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28747 for memcmp, memset, memcpy, memmove and abort.
28748 * Makefile.in (c-common.o): Depend on libfuncs.h.
28751 * dwarf2out.c (gen_inlined_enumeration_type_die,
28752 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28753 gen_tagged_type_instantiation_die): Removed.
28754 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28757 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28760 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28762 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28763 (check-parallel-%): Ditto.
28764 (check-consistency): Ditto.
28766 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28768 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28769 local variable rhs by NULL_TREE.
28771 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28774 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28776 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28779 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28781 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28784 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28785 for ms->sysv ABI calls only in 64bit mode.
28787 * config/i386/i386.md (untyped_call): Support 32bit.
28789 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28791 * doc/extend.texi: Replace x86_65 with x86_64.
28793 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28795 PR tree-optimization/39455
28796 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28797 mismatches for POINTER_TYPE_P (type).
28798 (number_of_iterations_le): Likewise.
28800 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28802 * config/picochip/picochip.c: Removed profiling support.
28803 * config/picochip/picochip.md: Removed profiling instruction.
28804 * config/picochip/picochip.h: Removed profiling builtin.
28806 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28808 * doc/install.texi (--with-host-libstdcxx): Document.
28810 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28813 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28814 generate a warning if the function name does not begin with
28815 "__vector" and the function has either the 'signal' or 'interrupt'
28816 attribute, from here to ...
28817 (avr_declare_function_name): ...here. New function.
28818 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28819 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28821 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28824 * cse.c (fold_rtx): Don't modify original const_arg1 when
28825 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28826 separate variable instead.
28827 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28828 from out of range shift counts.
28829 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28831 2009-03-13 Catherine Moore <clm@codesourcery.com>
28833 * config/i386/x-mingw32 (host-mingw32.o): Replace
28834 diagnostic.h with $(DIAGNOSTIC_H).
28836 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28839 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28841 * config/i386/sync.md (sync_compare_and_swap<mode>,
28842 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28843 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28845 (sync_double_compare_and_swapdi_pic,
28846 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28847 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28849 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28852 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28854 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28857 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28858 (avx_addsubv4df3): Likewise.
28859 (*avx_addsubv4sf3): Likewise.
28860 (sse3_addsubv4sf3): Likewise.
28862 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28865 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28867 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28870 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28871 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28872 registers for allocnos created from user-defined variables.
28874 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28877 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28878 of non-integer mode as well.
28880 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28882 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28883 for functions for which the parameter types are unknown.
28885 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28888 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28889 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28890 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28891 * config/i386/i386.c (ix86_local_alignment): For
28892 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28893 long long variables on the stack to avoid dynamic realignment.
28894 Allow the first argument to be a decl rather than type.
28895 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28897 2009-03-11 Nick Clifton <nickc@redhat.com>
28900 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28902 Add description to mno-lsim option.
28903 * config/mcore/mcore.h: Remove comment about deprecated m4align
28905 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28906 * doc/invoke.texi: Add description of mno-lsim and
28907 mstack-increment options.
28909 * config/fr30/fr30.opt: Document the -mno-lsim option.
28910 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28911 and -mno-lsim options.
28913 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28915 * fold-const.c (fold_comparison): Only call fold_inf_compare
28916 if the mode supports infinities.
28918 2009-03-11 Jason Merrill <jason@redhat.com>
28921 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28922 end already did. Notice GIMPLE_CALL modifications of the result.
28923 Don't copy debug information from an ignored decl or a decl from
28926 2009-03-10 Richard Guenther <rguenther@suse.de>
28927 Nathan Froyd <froydnj@codesourcery.com>
28929 PR middle-end/37850
28930 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28931 (__divMODE3): Likewise.
28933 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28935 PR tree-optimization/39394
28936 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28937 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28939 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28941 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28942 inline asms for register asm ("") declarations.
28944 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28946 * fold-const.c (fold_unary): Fix comment.
28948 2009-03-07 Jan Hubicka <jh@suse.cz>
28951 * tree-inline.c (setup_one_parameter): Do replacement of const
28952 argument by constant in SSA form.
28954 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28956 PR middle-end/38028
28957 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28958 determine alignment passed to assign_stack_local.
28959 (assign_parms_unsplit_complex): Likewise.
28960 * except.c (sjlj_build_landing_pads): Likewise.
28962 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28964 PR middle-end/39360
28965 * tree-flow.h (add_referenced_var): Return bool instead of void.
28966 * tree-dfa.c (add_referenced_var): Return result of
28967 referenced_var_check_and_insert call.
28968 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28969 of referenced_var_check_and_insert.
28972 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28973 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28974 DIE, don't emit it if abstract origin already has it.
28975 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28976 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28978 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28980 * genpreds.c (needs_variable): Fix parentheses at variable name
28982 (write_tm_constrs_h): Indent generated code.
28984 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28986 * doc/extend.texi (Function Attributes): Add documentation
28987 for isr attributes.
28989 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28992 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28993 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28995 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28997 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29000 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29003 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29004 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29006 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29008 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29009 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29010 constants instead of magic numbers.
29011 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29013 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29014 (x86_64_ms_abi_int_parameter_registers): Ditto.
29015 (x86_64_int_return_registers): Ditto.
29016 (ix86_maybe_switch_abi): Ditto.
29017 (ix86_expand_call): Ditto for clobbered_registers array.
29018 (ix86_hard_regno_mode_ok): Ditto.
29019 (x86_extended_QIreg_mentioned_p): Ditto.
29021 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29023 PR tree-optimization/39349
29024 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29026 * combine.c (gen_lowpart_for_combine): Use omode when generating
29029 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29031 PR rtl-optimization/39235
29032 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29034 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29036 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29038 2009-03-04 Richard Guenther <rguenther@suse.de>
29040 PR tree-optimization/39362
29041 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29042 that occur in abnormal PHIs should be varying.
29044 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29046 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29048 (simple_iv): Take loop as an argument instead of statement.
29049 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29050 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29052 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29054 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29055 * matrix-reorg.c (analyze_transpose): Ditto.
29056 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29057 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29058 * tree-predcom.c (ref_at_iteration): Ditto.
29059 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29061 2009-03-04 Richard Guenther <rguenther@suse.de>
29063 PR tree-optimization/39358
29064 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29065 escaped_id and callused_id.
29066 (solve_graph): Likewise.
29068 2009-03-04 Richard Guenther <rguenther@suse.de>
29070 PR tree-optimization/39339
29071 * tree-sra.c (try_instantiate_multiple_fields): Make it
29072 no longer ICE on the above.
29074 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29076 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29077 that fits within Pmode.
29079 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29081 PR middle-end/10109
29082 * tm.texi (LIBCALL_VALUE): Update description.
29084 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29086 PR middle-end/34443
29087 * doc/extend.texi (section): Update description.
29089 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29091 PR middle-end/39345
29092 * tree-inline.c (remapped_type): New.
29093 (can_be_nonlocal): Call remapped_type instead of remap_type.
29095 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29098 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29099 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29101 2009-03-03 Richard Guenther <rguenther@suse.de>
29103 PR middle-end/39272
29104 * tree.c (tree_nonartificial_location): New function.
29105 * tree.h (tree_nonartificial_location): Declare.
29106 * builtins.c (expand_builtin_memory_chk): Provide location
29107 of the call location for artificial function pieces.
29108 (maybe_emit_chk_warning): Likewise.
29109 (maybe_emit_sprintf_chk_warning): Likewise.
29110 (maybe_emit_free_warning): Likewise.
29111 * expr.c (expand_expr_real_1): Likewise.
29113 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29115 PR tree-optimization/39343
29116 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29117 COMPONENT_REF t has ARRAY_TYPE.
29119 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29121 PR middle-end/39335
29122 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29123 when the type precision of the induction variable should be
29124 larger than the type precision of nit.
29125 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29126 * graphite.c (graphite_loop_normal_form): Same.
29127 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29129 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29131 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29132 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29133 numbers to describe clobbered registers.
29134 (*call_value_0_rex64_ms_sysv): Ditto.
29135 * config/i386/mmx.md (mmx_emms): Ditto.
29136 (mmx_femms): Ditto.
29138 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29140 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29143 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29145 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29146 (spu_section_type_flags): New function.
29148 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29150 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29151 reg_class_contents of FLOAT_REGS into a temporary.
29153 2009-03-02 Richard Guenther <rguenther@suse.de>
29154 Ira Rosen <irar@il.ibm.com>
29156 PR tree-optimization/39318
29157 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29158 information to the vectorized statement.
29160 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29162 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29163 variable. Use defined names instead of magic constants for REX SSE
29166 2009-03-01 Richard Guenther <rguenther@suse.de>
29168 PR tree-optimization/39331
29169 * omp-low.c (lower_send_shared_vars): Do not receive new
29170 values for the reference of DECL_BY_REFERENCE parms or results.
29172 2009-03-01 Jan Hubicka <jh@suse.cz>
29175 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29176 BLOCK_NONLOCALIZED_VAR): New macros.
29177 (tree_block): Add nonlocalized_vars.
29178 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29179 gen_decl_die): Add origin argument. Allow generation of die with
29180 origin at hand only.
29181 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29182 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29184 (gen_block_die): Fix checking for unused blocks.
29185 (process_scope_var): Break out from .... ; work with origins only.
29186 (decls_for_scope) ... here; process nonlocalized list.
29187 (dwarf2out_ignore_block): Look for nonlocalized vars.
29188 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29190 (dump_scope_block): Dump them.
29191 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29192 (remap_block): Likewise.
29193 (can_be_nonlocal): New predicate.
29194 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29196 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29198 * configure: Regenerate.
29200 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29202 * optc-gen.awk: No need to duplicate option flags twice.
29203 Reuse help texts for duplicate options which do not have any.
29205 * gcc.c (display_help): Document --version.
29207 * gcc.c (main): If print_help_list and verbose_flag, ensure
29208 driver output comes before subprocess output.
29210 * optc-gen.awk: Assign all remaining fields to help string,
29211 space-separated, for multi-line help in *.opt.
29213 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29214 -Wno-pedantic-ms-format is for MinGW targets only.
29216 * doc/options.texi (Option file format): Fix bad indentation,
29217 restoring dropped sentence.
29219 2009-02-28 Jan Hubicka <jh@suse.cz>
29221 * tree-inline.c (tree_function_versioning): Output debug info.
29223 2009-02-28 Jan Hubicka <jh@suse.cz>
29226 * tree-inline.c (setup_one_parameter): Do not copy propagate
29227 arguments when not optimizing.
29229 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29232 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29233 (avx_addsubv4df3): Likewise.
29234 (*avx_addsubv4sf3): Likewise.
29235 (sse3_addsubv4sf3): Likewise.
29236 (*avx_addsubv2df3): Likewise.
29237 (sse3_addsubv2df3): Likewise.
29238 (avx_unpckhps256): Correct item selectors.
29239 (avx_unpcklps256): Likewise.
29240 (avx_unpckhpd256): Likewise.
29241 (avx_unpcklpd256): Likewise.
29243 2009-02-28 Jan Hubicka <jh@suse.cz>
29245 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29247 (copy_arguments_for_versioning): If var is declared don't declare it.
29248 (tree_function_versioning): First setup substitutions and then copy
29251 2009-02-27 Jan Hubicka <jh@suse.cz>
29254 * cgraph.h (varpool_output_debug_info): Remove.
29255 * cgraphunit.c (varpool_output_debug_info): Remove.
29256 * dwarf2out.c (deferred_locations_struct): New struct
29257 (deferred_locations): New type.
29258 (deferred_locations_list): New static var.
29259 (deffer_location): New function.
29260 (gen_variable_die): Use it.
29261 (decls_for_scope): Output info on local static vars.
29262 (dwarf2out_finish): Process deferred locations.
29263 * varpool.c (varpool_output_debug_info): Remove.
29265 2009-02-27 Jan Hubicka <jh@suse.cz>
29268 * tree.h (TREE_PROTECTED): Fix comment.
29269 (BLOCK_HANDLER_BLOCK): Remove.
29270 (struct tree_block): Remove handler_block add body_block.
29271 (inlined_function_outer_scope_p): New.
29272 (is_body_block): Remove.
29273 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29274 * dwarf2out.c (is_inlined_entry_point): Remove.
29275 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29276 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29278 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29279 * gimplify.c (gimplify_expr): Gimplify body blocks.
29280 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29281 block with multiple subblocks.
29282 (dump_scope_block): Prettier output; dump more flags and info.
29283 (dump_scope_blocks): New.
29284 (remove_unused_locals): Use dump_scope_blocks.
29285 * tree-flow.h (dump_scope_blocks): Declare.
29286 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29287 * stmt.c (is_body_block): Remove.
29288 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29289 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29291 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29293 PR middle-end/39308
29294 * graphite.c (graphite_loop_normal_form): Do not call
29295 number_of_iterations_exit from a gcc_assert.
29297 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29299 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29300 jumps if COND is NULL.
29301 (find_cond_jump): New function.
29302 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29303 * config/s390/s390.md: Remove z10_cobra attribute value.
29305 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29307 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29308 force_const_mem returns NULL_RTX.
29310 2009-02-26 Jan Hubicka <jh@suse.cz>
29313 * cgraph.h (varpool_output_debug_info): Remove.
29314 * cgraphunit.c (varpool_output_debug_info): Remove.
29315 * dwarf2out.c (deferred_locations_struct): New struct
29316 (deferred_locations): New type.
29317 (deferred_locations_list): New static var.
29318 (deffer_location): New function.
29319 (gen_variable_die): Use it.
29320 (decls_for_scope): Output info on local static vars.
29321 (dwarf2out_finish): Process deferred locations.
29322 * varpool.c (varpool_output_debug_info): Remove.
29324 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29326 PR rtl-optimization/39241
29327 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29328 to subreg_offset_representable_p.
29330 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29332 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29333 execute function prototype. Get f and nregs from max_reg_num
29334 and get_insns. Remove the first backward pass as it's dead,
29335 guard the forward pass by flag_expensive_optimizations.
29336 (rest_of_handle_regmove): Delete.
29337 (pass_regmove): Replace it with regmove_optimize.
29339 2009-02-25 Martin Jambor <mjambor@suse.cz>
29341 PR tree-optimization/39259
29342 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29343 calls_alloca function flags.
29344 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29345 calls are detected.
29347 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29349 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29350 flags_set_1_rtx, flags_set_1_set): Delete.
29351 (regmove_optimize): Do not call mark_flags_life_zones.
29353 2009-02-24 Julian Brown <julian@codesourcery.com>
29356 * config/arm/arm.c (require_pic_register): Only set
29357 cfun->machine->pic_reg once per function.
29359 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29361 * doc/invoke.texi (Link Options): Document an easier way to pass
29362 options that take arguments to the GNU linker using -Xlinker and -Wl.
29364 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29367 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29369 2009-02-24 Richard Guenther <rguenther@suse.de>
29372 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29374 2009-02-24 Richard Guenther <rguenther@suse.de>
29375 Zdenek Dvorak <ook@ucw.cz>
29377 PR tree-optimization/39233
29378 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29379 from converting them to a generic type.
29381 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29383 PR tree-optimization/39260
29384 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29385 contains a condition with a real type.
29386 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29388 2009-02-23 Jason Merrill <jason@redhat.com>
29391 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29392 narrowing_initializer_constant_valid_p.
29393 (narrowing_initializer_constant_valid_p): Don't return
29394 null_pointer_node for adding a pointer to itself.
29396 2009-02-23 Jan Hubicka <jh@suse.cz>
29399 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29402 2009-02-23 Jan Hubicka <jh@suse.cz>
29404 PR tree-optimization/37709
29405 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29406 * tree.h (block_ultimate_origin): Declare.
29407 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29408 * tree-ssa-live.c (remove_unused_scope_block_p):
29409 Eliminate blocks containig no instructions nor live variables nor
29411 (dump_scope_block): New function.
29412 (remove_unused_locals): Enable removal of dead blocks by default;
29413 enable dumping at TDF_DETAILS.
29415 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29417 * config/i386/i386.c (classify_argument): Don't allow COImode
29419 (function_arg_advance_32): Don't allow OImode.
29420 (function_arg_32): Likewise.
29421 (function_value_32): Likewise.
29422 (return_in_memory_32): Likewise.
29423 (function_arg_64): Remove OImode comment.
29425 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29428 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29429 ix86_expand_vector_set for V4DImode in 64bit mode only.
29430 (ix86_expand_vector_init_one_var): Likewise.
29432 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29434 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29436 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29439 * loop-iv.c: Revert last change.
29440 * emit-rtl.c: Likewise.
29442 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29445 * config/i386/i386.c (type_natural_mode): Remove an extra
29446 space in the warning message.
29447 (function_value_32): Handle 32-byte vector modes.
29448 (return_in_memory_32): Likewise.
29450 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29452 * loop-iv.c (truncate_value): New function.
29453 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29455 (lowpart_subreg): Move to...
29456 * emit-rtl.c: ...here.
29458 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29460 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29461 accidental and undocumented change at revision 140860.
29463 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29465 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29466 take gimple_seq * arguments.
29467 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29468 types_compatible_p langhook.
29470 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29471 Joseph Myers <joseph@codesourcery.com>
29473 * config/arm/arm.c (arm_builtin_va_list): New function.
29474 (arm_expand_builtin_va_start): Likewise.
29475 (arm_gimplify_va_arg_expr): Likewise.
29476 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29477 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29478 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29479 (va_list_type): New variable.
29480 (arm_mangle_type): Mangle va_list_type appropriately.
29482 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29484 PR middle-end/39157
29485 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29486 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29487 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29488 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29489 parameter to 1000 for -O1 by default.
29490 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29492 * loop-invariant.c: Include params.h.
29493 (move_loop_invariants): Don't call move_single_loop_invariants on
29496 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29498 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29499 offset when calculating bounds for indexing stack_usage_map. Fixes
29500 a buffer overflow with certain target setups.
29502 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29505 * calls.c (expand_call): Clear try_tail_call if caller and callee
29506 disagree in promotion of function return value.
29508 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29511 * c-common.c (c_determine_visibility): If visibility changed and
29512 DECL_RTL has been already set, call make_decl_rtl to update symbol
29515 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29518 * varasm.c (assemble_variable): Don't check DECL_NAME when
29519 globalizing a variable.
29521 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29524 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29525 expression before any __builtin_trap call.
29526 * c-typeck.c (build_function_call): Convert and check function
29527 arguments before generating a call to a trap. Evaluate the
29528 function arguments before the trap.
29530 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29533 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29534 (UNSPEC_FXAM_MEM): New unspec.
29535 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29536 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29537 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29539 2009-02-19 Richard Guenther <rguenther@suse.de>
29541 PR tree-optimization/39207
29542 PR tree-optimization/39074
29543 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29544 storedanything_tree): New.
29545 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29546 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29547 (build_succ_graph): Add edges from STOREDANYTHING to all
29549 (init_base_vars): Initialize STOREDANYTHING.
29550 (compute_points_to_sets): Free substitution info after
29551 building the succ graph.
29552 (ipa_pta_execute): Likewise.
29554 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29556 (do_ds_constraint): Do not add to special var or non-pointer
29558 (type_could_have_pointers): Split out from ...
29559 (could_have_pointers): ... here. For arrays use the element type.
29560 (create_variable_info_for): Initialize may_have_pointers.
29561 (new_var_info): Likewise.
29562 (handle_lhs_call): Make the HEAP variable unknown-sized.
29563 (intra_create_variable_infos): Use a type with pointers for
29564 PARM_NOALIAS, make it unknown-sized.
29566 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29569 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29571 2009-02-18 Jason Merrill <jason@redhat.com>
29574 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29575 value if DECL_EXTERNAL.
29576 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29577 * target.h (gcc_target::binds_local_p): Clarify "module".
29578 * tree.h (TREE_PUBLIC): Clarify "module".
29580 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29583 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29584 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29586 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29589 * c.opt (Wabi): Support C and ObjC.
29592 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29594 * config/i386/i386.c (classify_argument): Warn once about the ABI
29595 change when passing union with long double.
29597 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29599 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29602 * c-parser.c (c_parser_compound_statement): Always enter and leave
29605 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29608 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29610 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29612 PR tree-optimization/36922
29613 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29614 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29617 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29619 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29622 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29624 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29626 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29628 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29631 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29632 Richard Sandiford <rdsandiford@googlemail.com>
29634 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29635 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29636 (loongson_biadd): ...this.
29638 2009-02-17 Richard Guenther <rguenther@suse.de>
29640 PR tree-optimization/39202
29641 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29642 a var make sure to follow existing collapses.
29644 2009-02-17 Richard Guenther <rguenther@suse.de>
29646 PR middle-end/39214
29647 * langhooks.c (lhd_print_error_function): Check for NULL block.
29649 2009-02-17 Richard Guenther <rguenther@suse.de>
29651 PR tree-optimization/39204
29652 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29655 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29657 * config/soft-fp/double.h: Update from glibc CVS.
29659 2009-02-17 Richard Guenther <rguenther@suse.de>
29661 PR tree-optimization/39207
29662 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29663 strict-aliasing warnings for pointers pointing to NULL.
29665 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29668 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29669 skipping until next close brace.
29671 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29674 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29675 to function argument boundary.
29677 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29679 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29680 in the lea_add. Reload eventually constraints it properly.
29681 * config/picochip/constraints.md: Remove the target constraint
29682 "b", since it is not needed anymore.
29684 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29686 * gthr-dce.h: Uglify function parameter and local variable names.
29687 * gthr-gnat.h: Likewise.
29688 * gthr-mipssde.h: Likewise.
29689 * gthr-nks.h: Likewise.
29690 * gthr-posix95.h: Likewise.
29691 * gthr-posix.h: Likewise.
29692 * gthr-rtems.h: Likewise.
29693 * gthr-single.h: Likewise.
29694 * gthr-solaris.h: Likewise.
29695 * gthr-tpf.h: Likewise.
29696 * gthr-vxworks.h: Likewise.
29697 * gthr-win32.h: Likewise.
29699 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29702 * config/i386/i386.md: Restrict the new peephole2 to move
29703 between MMX/SSE registers.
29705 2009-02-15 Richard Guenther <rguenther@suse.de>
29708 2009-02-13 Richard Guenther <rguenther@suse.de>
29710 * configure.ac: Enable LFS.
29711 * configure: Re-generate.
29712 * config.in: Likewise.
29714 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29716 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29717 spu_srqwbyte, spu_srqwbytebc): Define.
29718 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29719 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29720 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29721 "shrqby_<mode>"): New insn-and-split patterns.
29722 * config/spu/spu.c (expand_builtin_args): Determine and return
29723 number of operands using spu_builtin_description data.
29724 (spu_expand_builtin_1): Use it.
29726 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29729 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29732 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29735 * config/i386/i386.c (override_options): Correct warning
29736 messages for -malign-loops, -malign-jumps and -malign-functions.
29738 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29741 * config/i386/i386.md: Restrict the new peephole2 to move
29742 between the general purpose registers.
29744 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29747 * config/i386/i386.c (type_natural_mode): Add a new argument.
29748 Return the original mode and warn ABI change if vector size is 32byte.
29749 (function_arg_advance): Updated.
29750 (function_arg): Likewise.
29751 (ix86_function_value): Likewise.
29752 (ix86_return_in_memory): Likewise.
29753 (ix86_sol10_return_in_memory): Likewise.
29754 (ix86_gimplify_va_arg): Likewise.
29755 (function_arg_32): Don't warn ABX ABI change here.
29756 (function_arg_64): Likewise.
29758 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29760 * loop-iv.c (implies_p): In the final case, test that operands 0
29761 of the two comparisons match.
29763 * config/bfin/bfin.c (find_prev_insn_start): New function.
29764 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29765 (find_next_insn_start): Move.
29767 2009-02-13 Richard Guenther <rguenther@suse.de>
29769 * configure.ac: Enable LFS.
29770 * configure: Re-generate.
29771 * config.in: Likewise.
29773 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29776 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29777 sizes on syntax error after some arguments have been parsed.
29779 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29781 * doc/invoke.texi (-fira): Remove.
29783 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29785 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29786 * recog.c: Likewise.
29789 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29791 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29792 (umul_ppmm): Likewise.
29793 (count_leading_zeros): Likewise.
29794 (count_trailing_zeros): Likewise.
29795 (UMUL_TIME): Likewise.
29797 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29799 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29800 soft-fp/t-softfp to tmake_file.
29802 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29803 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29804 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29805 IA64_BUILTIN_INFQ]: New.
29806 (ia64_init_builtins): Initialize __builtin_infq,
29807 __builtin_fabsq and __builtin_copysignq if not HPUX.
29808 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29809 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29811 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29813 (__fixtfti): Likewise.
29814 (__fixunstfti): Likewise.
29815 (__floattitf): Likewise.
29817 * config/ia64/libgcc-glibc.ver: New.
29818 * config/ia64/t-fprules-softfp: Likewise.
29819 * config/ia64/sfp-machine.h: Likewise.
29821 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29822 (LIBGCC2_TF_CEXT): Likewise.
29823 (TF_SIZE): Likewise.
29824 (TARGET_INIT_LIBFUNCS): Likewise.
29826 * config/ia64/t-glibc (SHLINB_MAPFILES):
29827 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29829 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29831 * config/i386/i386.c (construct_container): Rewrite processing
29832 BLKmode with X86_64_SSE_CLASS.
29834 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29837 * config/i386/i386.md: Replace simplify_replace_rtx with
29838 replace_rtx in the new peephole2.
29840 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29842 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29843 loop unrolling do not happen at -O2.
29845 2009-02-12 Michael Matz <matz@suse.de>
29847 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29849 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29851 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29854 2009-02-12 Ben Elliston <bje@au.ibm.com>
29856 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29857 patterns when updating the back chain. Missed in the 2009-02-10
29860 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29862 * doc/extend.texi (Decimal Floating Types): Update identifier of
29863 draft TR and list of missing support.
29865 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29867 PR middle-end/39154
29868 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29869 bit to variable length decl's flags, add it also to its
29870 pointer replacement variable.
29872 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29873 Jakub Jelinek <jakub@redhat.com>
29876 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29877 (memory_blockage): New expander.
29878 (*memory_blockage): New insn pattern.
29879 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29880 instead of general blockage at the end of function prologue when
29881 frame pointer is used to access red zone area. Do not emit blockage
29882 when profiling, it is emitted in generic code.
29883 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29884 function epilogue when frame pointer is used to access red zone area.
29886 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29889 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29890 by arithmetic with memory operands.
29891 * config/i386/predicates.md (commutative_operator): New.
29893 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29895 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29898 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29900 * alias.h (record_alias_subset): Declare.
29901 * alias.c (record_alias_subset): Make global.
29903 2009-02-10 Nick Clifton <nickc@redhat.com>
29905 * tree-parloops.c: Change license to GPLv3.
29906 * ipa-struct-reorg.c: Change license to GPLv3.
29907 * ipa-struct-reorg.h: Change license to GPLv3.
29909 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29912 * c-decl.c (start_struct): Return NULL on error.
29914 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29916 PR middle-end/39124
29917 * cfgloopmanip.c (remove_path): Call remove_bbs after
29918 cancel_loop_tree, not before it.
29921 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29922 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29923 VAR_DECLs were seen.
29924 * tree-ssa-live.c (remove_unused_locals): Recompute
29925 cfun->has_local_explicit_reg_vars.
29926 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29927 copies or clearings if cfun->has_local_explicit_reg_vars.
29929 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29932 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29933 of function prologue when frame pointer is used to access
29936 2009-02-10 Richard Guenther <rguenther@suse.de>
29938 PR middle-end/39127
29939 * gimplify.c (gimple_regimplify_operands): Always look if
29940 we need to create a temporary.
29942 2009-02-10 Richard Guenther <rguenther@suse.de>
29944 PR tree-optimization/39132
29945 * tree-loop-distribution.c (todo): New global var.
29946 (generate_memset_zero): Trigger TODO_rebuild_alias.
29947 (tree_loop_distribution): Return todo.
29949 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29952 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29953 (x86_64_reg_class_name): Removed.
29954 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29955 first one isn't X86_64_SSE_CLASS or any other ones aren't
29956 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29957 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29958 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29959 and 3 X86_64_SSEUP_CLASS.
29960 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29961 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29963 2009-02-10 Ben Elliston <bje@au.ibm.com>
29965 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29966 form instruction to update the stack back chain word, even if the
29967 user has disabled the generation of update instructions.
29968 (movdi_<mode>_update_stack): New.
29969 (movsi_update_stack): Likewise.
29970 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29971 always use an update form instruction to update the stack back
29974 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29976 PR middle-end/38953
29977 * graphite.c (if_region_set_false_region): After moving a region in
29978 the false branch of a condition, remove the empty dummy basic block.
29979 (gloog): Remove wrong fix for PR38953.
29981 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29983 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29984 generation due to implicit sign extension.
29986 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29988 PR middle-end/38981
29989 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29990 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29992 2009-02-09 Richard Guenther <rguenther@suse.de>
29994 PR middle-end/35202
29995 * convert.c (convert_to_real): Disable (float)fn((double)x)
29996 to fnf(x) conversion if errno differences may occur and
29997 -fmath-errno is set.
29999 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30001 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30002 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30003 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30005 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30008 * c-common.c (handle_alias_attribute): Disallow attribute for
30009 anything not a FUNCTION_DECL or VAR_DECL.
30011 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30014 * real.c (do_compare): Special-case compare of zero against
30015 decimal float value.
30017 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30020 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30021 as indicating flexible array members unless the field itself is
30022 being declarared as the incomplete array.
30024 2009-02-06 Jan Hubicka <jh@suse.cz>
30026 PR tree-optimization/38844
30027 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30028 is already inlined.
30030 2009-02-06 Richard Guenther <rguenther@suse.de>
30032 PR middle-end/38977
30033 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30034 fork because we may expand it as __gcov_fork.
30036 2009-02-06 Nick Clifton <nickc@redhat.com>
30038 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30040 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30042 PR tree-optimization/35659
30043 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30044 vn_phi_eq): Shortcut if hashcode does not match.
30045 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30047 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30048 and avoid iterative_hash_expr.
30049 (FOR_EACH_VALUE_ID_IN_SET): New.
30050 (value_id_compare): Remove.
30051 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30052 sort expressions by value id.
30054 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30057 * config/sh/predicates.md (general_movsrc_operand): Don't check
30058 the subreg of system registers here.
30060 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30063 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30064 on the copied decl.
30066 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30068 PR rtl-optimization/39110
30069 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30070 addresses, not aligned ones.
30072 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30073 Richard Guenther <rguenther@suse.de>
30075 PR tree-optimization/39100
30076 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30077 comment says and add edges.
30079 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30082 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30083 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30085 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30087 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30088 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30089 register_bb_in_sese, new_sese, free_sese): Moved.
30090 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30091 outermost_loop_in_scop, build_scop_iteration_domain,
30092 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30093 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30094 Use loop_in_sese_p instead of loop_in_scop_p.
30095 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30096 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30097 (scopdet_basic_block_info): Fix bug in scop detection.
30098 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30099 eq_loop_to_cloog_loop): Remove.
30100 (nb_loops_around_loop_in_scop, nb_loop
30101 ref_nb_loops): Moved here...
30102 * graphite.h (ref_nb_loops): ... from here.
30103 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30104 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30105 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30107 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30108 Hans-Peter Nilsson <hp@axis.com>
30110 PR rtl-optimization/37889
30111 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30112 Move offset handling from PLUS to before the switch. Use new
30113 arguments when considering SYMBOL_REFs too.
30114 (rtx_addr_can_trap_p): Pass dummy offset and size.
30115 (enum may_trap_p_flags): Remove.
30116 (may_trap_p_1): Pass size from MEM_SIZE.
30118 PR rtl-optimization/38921
30119 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30120 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30121 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30122 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30124 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30126 AVX Programming Reference (January, 2009)
30127 * config/i386/sse.md (*vpclmulqdq): New.
30129 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30131 PR tree-optimization/38977
30132 PR gcov-profile/38292
30133 * calls.c (special_function_p): Disregard __builtin_ prefix.
30135 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30137 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30138 non-indexable addresses even before reload.
30140 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30143 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30144 as having variable size. Do not give an error for unnamed
30145 parameters with [*] declarators. Give a warning for type names
30146 with [*] declarators and mark them as variable size.
30147 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30148 for sizeof applied to [*] type names.
30150 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30153 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30155 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30157 * gcc.c (process_command): Update copyright notice dates.
30158 * gcov.c (print_version): Likewise.
30159 * gcov-dump.c (print_version): Likewise.
30160 * mips-tfile.c (main): Likewise.
30161 * mips-tdump.c (main): Likewise.
30163 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30166 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30167 for composite type involving a zero-length array type.
30169 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30172 * function.c (match_asm_constraints_1): Skip over
30173 initial optional % in the constraint.
30175 PR inline-asm/39059
30176 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30177 supported, don't accept FIXED_CSTs.
30178 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30179 and _Sat is used without _Fract/_Accum. Set specs->type to
30180 integer_type_node for cts_fract/cts_accum if fixed point is not
30183 2009-02-02 Catherine Moore <clm@codesourcery.com>
30185 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30187 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30189 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30190 (ABI_HAS_64BIT_SYMBOLS): Use it.
30191 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30193 2009-02-02 Paul Brook <paul@codesourcery.com>
30195 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30197 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30199 PR inline-asm/39058
30200 * recog.h (asm_operand_ok): Add constraints argument.
30201 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30202 recurse on matching constraint.
30203 (check_asm_operands): Pass constraints as 3rd argument to
30204 asm_operand_ok. Don't look up matching constraint here.
30205 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30208 2009-02-02 Ben Elliston <bje@au.ibm.com>
30210 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30211 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30213 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30215 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30216 information. Remove some obsolete information. Reorganize.
30218 * config/pa/fptr.c: Revert license to GPL 2.
30219 * config/pa/milli64.S: Likewise.
30221 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30224 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30225 LIBRARY name in, instead of hard-coding it.
30226 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30227 extra target make frag to tmake_files according to EH model.
30228 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30229 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30230 frags that define makefile variable EH_MODEL appropriately.
30231 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30232 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30233 to "-sjlj" according to type of EH configured.
30234 (LIBGCC_SONAME): Concatenate it to shared library base name.
30235 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30236 to "_sjlj" according to type of EH configured.
30237 (LIBGCC_SONAME): Concatenate it to shared library base name.
30238 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30239 (SHLIB_LINK): Add missing semicolon to if-else construct.
30240 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30241 string value of "pe_dll" command-line option.
30242 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30243 (SHLIB_SONAME): Use it when overriding t-cygming default.
30244 (SHLIB_IMPLIB): Override t-cygming default.
30245 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30246 string value of "pe_dll" command-line option.
30248 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30251 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30252 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30254 2009-01-31 Richard Guenther <rguenther@suse.de>
30256 PR tree-optimization/38937
30257 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30258 computing the transitive closure.
30260 2009-01-30 Richard Guenther <rguenther@suse.de>
30262 PR tree-optimization/39041
30263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30264 Propagate variable indices only if the types match for this stmt.
30266 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30269 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30270 inline but never defined.
30272 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30274 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30275 (*insv_h_di_reg_extimm): New insn.
30276 (*insv_l<mode>_reg_extimm): New insn.
30278 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30280 * config/picochip/picochip.c (flag_conserve_stack): set
30281 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30282 fconserve-stack. Reduce call-overhead used by inliner.
30284 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30287 * common.opt (flag_conserve_stack): Initialised to zero.
30289 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30292 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30293 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30296 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30298 * ira-color.c (allocno_reload_assign): Update comments.
30299 * regmove.c (regmove_optimize): Likewise.
30303 2009-01-29 Robert Millan <rmh@aybabtu.com>
30305 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30306 * config/i386/kopensolaris-gnu.h: New file. Undefine
30307 `MD_UNWIND_SUPPORT'.
30308 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30310 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30312 PR tree-optimization/39007
30313 * tree-loop-distribution.c (generate_builtin): Use
30314 recompute_dominator to compute the immediate dominator of the
30315 basic block just after the loop.
30317 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30319 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30320 (ASM_OUTPUT_DWARF_PCREL): Define.
30322 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30324 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30325 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30326 global. Modify entries about regmove and IRA.
30328 * ra-conflict.c: Remove the file.
30330 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30332 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30333 (pass_regclass_init): Rename to pass_reginfo_init.
30335 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30337 * toplev.h (flag_ira): Remove.
30339 * caller-save.c (setup_save_areas): Remove flag_ira.
30341 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30343 * global.c: Remove the file.
30345 * opts.c (decode_options): Remove flag_ira.
30347 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30349 * regmove.c: Modify file description.
30350 (find_use_as_address, try_auto_increment): Define them only if
30351 AUTO_INC_DEC is defined.
30352 (replacement_quality, replace_in_call_usage, fixup_match_1,
30353 stable_and_no_regs_but_for_p): Remove.
30354 (reg_set_in_bb): Make it static.
30355 (regmove_optimize): Remove flag_ira and code which worked for
30358 * local-alloc.c: Remove the file.
30360 * common.opt (fira): Remove.
30362 * ira.c: Include except.h.
30363 (eliminable_regset): Move from global.c.
30364 (mark_elimination): Ditto. Remove flag_ira.
30365 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30366 equiv_mem_modified, validate_equiv_mem_from_store,
30367 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30368 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30369 no_equiv, recorded_label_ref): Move from local-alloc.c.
30370 (update_equiv_regs): Ditto. Make it static.
30371 (print_insn_chain, print_insn_chains): Move it from global.c.
30372 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30373 (build_insn_chain): Ditto. Make it static.
30374 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30375 Rename to init_live_subregs.
30376 (gate_ira): Remove flag_ira.
30378 * regclass.c: Rename reginfo.c. Change file description.
30379 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30380 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30381 (init_reg_sets_1): Remove code for evaluation of
30382 reg_class_superclasses and losing_caller_save_reg_set.
30383 (init_regs): Remove init_reg_autoinc.
30384 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30385 ok_for_base_p_nonstrict): Remove.
30386 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30387 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30388 corresponding entries.
30389 (dump_regclass, record_operand_costs, scan_one_insn,
30390 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30391 record_address_regs, auto_inc_dec_reg_p): Remove.
30392 (gt-regclass.h): Rename to gt-reginfo.h.
30394 * rtl.h (dump_global_regs, retry_global_alloc,
30395 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30397 * Makefile.in (RA_H): Remove.
30398 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30399 Rename regclass.o to reginfo.o.
30400 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30402 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30403 (GTFILES): Rename regclass.c to reginfo.c.
30405 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30406 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30408 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30409 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30411 (finish_spills): Ditto. Remove code for !flag_ira.
30413 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30415 PR middle-end/35854
30416 * doc/invoke.texi (rtl debug options): Complete rewrite.
30417 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30419 * mode-switching.c (pass_mode_switching): Rename pass from
30420 "mode-sw" to "mode_sw".
30421 * except.c (pass_convert_to_eh_ranges): Rename pass from
30422 "eh-ranges" to "eh_ranges".
30423 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30427 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30428 Alexander Monakov <amonakov@ispras.ru>
30430 PR middle-end/38857
30431 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30433 (move_exprs_to_boundary): Change return type and pass through
30434 should_move from move_op. Relax assert. Update usage ...
30435 (schedule_expr_on_boundary): ... here. Use should_move instead of
30437 (move_op_orig_expr_found): Indicate that insn was disconnected from
30439 (code_motion_process_successors): Do not call after_merge_succs
30440 callback if original expression was not found when traversing any of
30442 (code_motion_path_driver): Change return type. Update prototype.
30443 (move_op): Update comment. Add a new parameter (should_move). Update
30444 prototype. Set *should_move based on indication provided by
30445 move_op_orig_expr_found.
30447 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30449 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30450 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30451 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30452 * config/rs6000/rs6000.c (rs6000_override_options): Default
30453 avoid-indexed-addresses on for Power6, off for everything else.
30454 (avoiding_indexed_address_p): New function.
30455 (rs6000_legitimize_address): Use it.
30456 (rs6000_legitimate_address): Likewise.
30457 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30459 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30461 PR tree-optimization/38997
30462 * tree-loop-distribution.c (generate_memset_zero): Use
30463 POINTER_PLUS_EXPR for a pointer addition.
30465 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30467 * config/s390/s390.md (bswap<mode>2): New pattern added.
30469 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30471 * config/s390/s390.md (*tls_load_31): Added type attribute.
30473 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30475 * config/s390/s390.md: Fix a few comments.
30477 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30479 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30480 (*tm<mode>_full): Fixed z10prop attribute.
30481 (*tst<mode>_extimm): Fixed z10prop attribute.
30482 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30483 (*tstqiCCT_cconly): Fixed z10prop attribute.
30484 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30485 (*movsi_larl): Fixed z10prop attribute.
30486 (*movsi_zarch): Fixed z10prop attribute.
30487 (*movsi_eas): Fixed z10prop attribute.
30488 (*movhi): Fixed z10prop attribute.
30489 (*movqi): Fixed z10prop attribute.
30490 (*movstrictqi): Fixed z10prop attribute.
30491 (*mov<mode>): Fixed z10prop attribute.
30492 (*movcc): Fixed z10prop attribute.
30493 (*sethighpartdi_64): Fixed z10prop attribute.
30494 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30495 (*negdi2_sign_cc): Fixed z10prop attribute.
30496 (*negdi2_sign): Fixed z10prop attribute.
30497 (*absdi2_sign_cc): Fixed z10prop attribute.
30498 (*absdi2_sign): Fixed z10prop attribute.
30499 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30500 (*negabsdi2_sign): Fixed z10prop attribute.
30501 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30502 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30503 (doloop_si64): Fixed z10prop attribute.
30504 (doloop_si31): Fixed z10prop attribute.
30505 (doloop_long): Fixed z10prop attribute.
30506 (indirect_jump): Fixed z10prop attribute.
30507 (nop): Fixed z10prop attribute.
30508 (main_base_64): Fixed z10prop attribute.
30509 (reload_base_64): Fixed z10prop attribute.
30511 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30513 PR rtl-optimization/38740
30514 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30516 * config/mips/mips.c (mips_reorg): Likewise.
30518 2009-01-28 Richard Guenther <rguenther@suse.de>
30520 PR tree-optimization/38926
30521 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30522 with the correct value id to a value.
30523 (do_regular_insertion): Use the value number of edoubleprime
30524 for the value number of the expr.
30527 2008-08-21 Richard Guenther <rguenther@suse.de>
30529 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30530 a PHI ask VN if it is already available.
30531 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30532 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30534 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30536 PR middle-end/38934
30537 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30538 set to varying whenever max has TREE_OVERFLOW set, similarly
30539 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30541 2009-01-28 Richard Guenther <rguenther@suse.de>
30543 PR middle-end/38908
30544 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30545 uninitialized aggregate uses in call arguments.
30547 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30549 PR tree-optimization/38984
30550 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30551 the nothing_id variable if -fno-delete-null-pointer-checks.
30553 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30556 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30557 (set_got_offset_rex64): Ditto.
30559 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30562 * doc/extend.texi: Improve local variable with asm reg.
30564 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30566 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30567 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30568 was not supplied then set warn_packed_bitfield_compat to the
30569 default value of 1.
30570 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30573 2009-01-27 Richard Guenther <rguenther@suse.de>
30575 PR tree-optimization/38503
30576 * cfgexpand.c (expand_gimple_basic_block): Ignore
30577 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30578 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30579 variables that cannot have TBAA applied.
30580 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30583 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30585 PR middle-end/38969
30586 * calls.c (initialize_argument_information): Do not wrap complex
30587 arguments in SAVE_EXPR.
30589 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30591 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30592 (INSTALL_LIBGCC): Revert typo commit.
30594 2009-01-26 Richard Guenther <rguenther@suse.de>
30596 PR tree-optimization/38745
30597 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30598 from special handling.
30600 2009-01-26 Richard Guenther <rguenther@suse.de>
30602 PR tree-optimization/38745
30603 * tree-ssa.c (execute_update_addresses_taken): Do not include
30604 variables that cannot possibly be a register in not_reg_needs.
30605 Do not clear TREE_ADDRESSABLE on vars that may not become
30607 * tree-ssa.c (update_alias_info_1): Include those in the set
30608 of addressable vars.
30610 2009-01-26 Richard Guenther <rguenther@suse.de>
30612 PR middle-end/38851
30613 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30614 * tree-ssa-dse.c: Include langhooks.h
30615 (execute_simple_dse): Remove stores with zero size.
30617 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30620 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30623 2009-01-24 Julian Brown <julian@codesourcery.com>
30625 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30626 config/arm/linux-atomic.c.
30627 * config/arm/linux-atomic.c: New.
30629 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30631 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30632 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30633 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30635 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30638 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30641 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30643 PR tree-optimization/38953
30644 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30645 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30646 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30647 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30650 2009-01-24 Paul Brook <paul@codesourcery.com>
30652 * config/arm/neon.md (neon_type): Move to arm.md.
30653 (neon_mov<VSTRUCT>): Add neon_type attribute.
30654 * config/arm/arm.md (neon_type): Move to here.
30655 (conds): Add "unconditioal" and use as default for NEON insns.
30657 2009-01-24 Ben Elliston <bje@au.ibm.com>
30659 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30660 void *' warning from -Wc++-compat.
30661 * Makefile.in (dominance.o-warn): Remove.
30663 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30665 PR tree-optimization/38932
30666 * fold-const.c (fold_unary_ignore_overflow): New.
30667 * tree.h (fold_unary_ignore_overflow): Declare.
30668 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30669 * tree-ssa-sccvn.c (visit_reference_op_load,
30670 simplify_unary_expression): Likewise.
30672 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30674 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30675 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30676 regardless of their type.
30677 * c-common.c (handle_packed_attribute): Don't ignore packed on
30679 * c.opt (Wpacked-bitfield-compat): New warning option.
30680 * stor-layout.c (place_field): Warn if offset of a field changed.
30681 * doc/extend.texi (packed): Mention the ABI change.
30682 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30683 (Warning Options): Add it to the list.
30685 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30687 * c-opts.c (c_common_post_options): Fix a typo in comments.
30689 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30691 PR middle-end/38615
30692 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30693 variables to static.
30694 * doc/invoke.texi (-fmerge-all-constants): Update description.
30696 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30699 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30700 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30702 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30704 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30706 (LOCAL_ALIGNMENT): Similarly.
30708 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30709 Joseph Myers <joseph@codesourcery.com>
30711 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30712 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30713 * config/arm/arm-tune.md: Regenerate.
30714 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30717 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30719 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30720 version number to five.
30722 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30725 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30726 * c-common.c (set_underlying_type): Likewise.
30727 (is_typedef_decl ): Likewise
30729 (set_underlying_type): Likewise.
30730 (is_typedef_type): Likewise.
30732 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30734 PR middle-end/38587
30735 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30738 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30741 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30742 (LIBGCC_SPEC): Don't define.
30743 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30745 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30747 PR rtl-optimization/38879
30748 * alias.c (base_alias_check): Unaligned access via AND address can
30749 alias all surrounding object types except those with sizes equal
30750 or wider than the size of unaligned access.
30752 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30755 * c-decl.c (clone_underlying_type): Move this ...
30756 * c-common.c (set_underlying_type): ... here.
30757 Also, make sure the function properly sets TYPE_STUB_DECL() on
30758 the newly created typedef variant type.
30759 (is_typedef_decl ): New entry point.
30760 * tree.h: Added a new member member_types_needing_access_check to
30761 struct tree_decl_non_common.
30762 (set_underlying_type): New entry point.
30763 (is_typedef_type): Likewise.
30765 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30767 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30768 Check whether two instructions have memory references that
30769 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30770 are helper functions for traversing.
30771 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30772 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30773 not to draw dependency edge for instructions with non-conflicting
30776 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30779 * longlong.h: Update copyright years. Use soft-fp license notice.
30780 Sync __clz_tab declaration with glibc.
30782 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30785 * doc/extend.texi (syscall_linkage): New.
30786 (version_id): Modify.
30788 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30789 Richard Guenther <rguenther@suse.de>
30791 PR tree-optimization/38747
30792 PR tree-optimization/38748
30793 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30794 conversion if the base address is an indirect reference and the
30795 aliasing sets could cause issues.
30797 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30799 * common.opt (fgraphite, fgraphite-identity): Add comment for
30800 explaining why these options are not documented.
30802 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30804 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30805 gimple_call_lhs is NULL.
30807 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30810 * emit-rtl.c (adjust_address_1): Make sure memref is never
30813 2009-01-20 Ben Elliston <bje@au.ibm.com>
30815 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30816 const qualifier from arg parameter. Remove unnecessary cast to char *.
30817 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30818 const qualifier from arg 2.
30820 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30822 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30824 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30827 * rtl.h (reinit_regs): New prototype.
30828 * regclass.c: Include ira.h.
30829 (reinit_regs): New.
30830 * Makefile.in (regclass.o): Add ira.h.
30831 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30833 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30836 * c-common.c (handle_aligned_attribute): Use
30837 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30838 default alignment value.
30840 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30842 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30843 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30845 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30846 __BIGGEST_ALIGNMENT__.
30848 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30850 2009-01-18 Richard Guenther <rguenther@suse.de>
30852 PR tree-optimization/38819
30853 * tree-flow.h (operation_could_trap_helper_p): Declare.
30854 * tree-eh.c (operation_could_trap_helper_p): Export.
30855 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30856 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30857 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30858 are about to insert a possibly trapping instruction and fail
30861 2009-01-18 Andreas Schwab <schwab@suse.de>
30863 * doc/install.texi (Configuration): Remove obsolete paragraph
30864 about use of --with-gnu-ld with --with-gnu-as.
30866 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30868 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30869 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30870 Follow spelling conventions.
30872 2009-01-18 Ben Elliston <bje@au.ibm.com>
30874 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30875 C++ warning about implicit conversion from void * to struct
30877 (bitmap_obstack_free): Likewise for bitmap_element *.
30878 * Makefile.in (bitmap.o-warn): Remove.
30880 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30882 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30884 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30885 Tobias Grosser <tobi.grosser@amd.com>
30887 * graphite.c (graphite_trans_scop_block): Do not block single
30890 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30892 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30893 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30894 test with assertion.
30896 2009-01-16 Richard Guenther <rguenther@suse.de>
30898 PR tree-optimization/38835
30899 PR middle-end/36227
30900 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30901 and INT + PTR -> (INT)(PTR p+ INT) folding.
30902 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30904 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30907 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30908 the subreg from a lowpart subreg if it is also casting the value.
30910 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30911 Tobias Grosser <tobi.grosser@amd.com>
30913 * graphite.c (compare_prefix_loops): New.
30914 (build_scop_canonical_schedules): Rewritten.
30915 (graphite_transform_loops): Move build_scop_canonical_schedules
30916 after build_scop_iteration_domain.
30918 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30919 Tobias Grosser <tobi.grosser@amd.com>
30921 * graphite.c (add_conditions_to_domain): Add the loops to
30922 the dimension of the iteration domain. Do copy the domain
30923 only when it exists.
30924 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30925 (add_conditions_to_constraints): New.
30926 (can_generate_code_stmt, can_generate_code): Removed.
30927 (gloog): Do not call can_generate_code.
30928 (graphite_transform_loops): Call add_conditions_to_constraints
30929 after building the iteration domain.
30931 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30933 PR tree-optimization/38789
30934 * tree-ssa-threadedge.c
30935 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30936 __builtin_constant_p.
30938 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30940 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30941 examined before deleting them.
30943 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30945 * function.c (aggregate_value_p): Correctly extract the function
30946 type from CALL_EXPR_FN lookup.
30948 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30950 * config/picochip/picochip.c (picochip_override_options): Revert
30951 CFI asm flag disable commited previously.
30953 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30954 Tobias Grosser <tobi.grosser@amd.com>
30955 Jan Sjodin <jan.sjodin@amd.com>
30957 * graphite.c (scan_tree_for_params): On substractions negate
30958 all the coefficients of the term.
30959 (clast_to_gcc_expression_red): New. Handle reduction expressions
30960 of more than two operands.
30961 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30962 (get_vdef_before_scop): Handle also the case of default definitions.
30964 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30966 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30967 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30968 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30970 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30971 Joey Ye <joey.ye@intel.com>
30973 PR middle-end/37843
30974 * cfgexpand.c (expand_stack_alignment): Don't update stack
30975 boundary nor check incoming stack boundary here.
30976 (gimple_expand_cfg): Update stack boundary and check incoming
30977 stack boundary here.
30979 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30981 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30983 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30985 PR rtl-optimization/38245
30986 * calls.c (expand_call): Add stack arguments to
30987 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30988 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30989 in regs and partially in memory or BLKmode arguments.
30990 (emit_library_call_value_1): Add stack arguments to
30991 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30992 ACCUMULATE_OUTGOING_ARGS).
30993 * dce.c: Include tm_p.h.
30994 (find_call_stack_args): New function.
30995 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30997 (mark_insn): Call find_call_stack_args for CALL_Ps.
30998 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30999 forwards. Allocate and free arg_stores bitmap if needed, pass it
31000 down to deletable_insn_p, don't mark stores set in arg_stores
31001 bitmap, clear the bitmap at the beginning of each bb.
31002 * Makefile.in (dce.o): Depend on $(TM_P_H).
31004 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31007 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31008 to make sure the insn is a conditional test (bug 22599). Reformat a
31011 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31013 PR middle-end/38431
31014 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31015 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31016 (gloog): Do not call cleanup_tree_cfg.
31017 (graphite_transform_loops): Call cleanup_tree_cfg after all
31018 scops have been code generated.
31020 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31021 * doc/gty.texi (Invoking the garbage collector): Added new node
31022 and section documenting ggc_collect.
31024 2009-01-14 Richard Guenther <rguenther@suse.de>
31026 PR tree-optimization/38826
31027 PR middle-end/38477
31028 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31029 initialization notes only if we actually emitted a warning.
31030 (intra_create_variable_infos): Add constraints for a result decl
31031 that is passed by hidden reference.
31032 (build_pred_graph): Mark all related variables non-direct on
31035 2009-01-14 Nick Clifton <nickc@redhat.com>
31037 * ira-conflicts.c: Include addresses.h for the definition of
31039 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31040 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31042 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31045 * Makefile.in (ira-lives.o): Add except.h.
31047 * ira-lives.c: Include except.h.
31048 (process_bb_node_lives): Process can_throw_internal.
31050 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31052 PR rtl-optimization/38774
31053 * combine.c (simplify_set): When undoing cc_use change, don't do
31054 PUT_CODE on the newly created comparison, but instead put back the
31057 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31059 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31060 values. Remove duplicate arm8 entry.
31062 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31064 PR tree-optimization/38786
31065 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31066 the SSA_NAME case of expand_scalar_variables_expr.
31067 Set the type of an expression to the type of its assign statement.
31068 (expand_scalar_variables_expr): Also gather the scalar computation
31069 used to index the memory access. Do not pass loop_p.
31070 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31071 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31072 the gimple_stmt_iterator where it inserts new code.
31073 Do not pass loop_p.
31074 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31075 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31077 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31079 * graphite.h (debug_value): Removed.
31080 * graphite.c (debug_value): Removed.
31082 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31084 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31085 ldrd/strd with two 32-bit instructions.
31087 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31089 * config/arm/arm.c (struct processors): Pass for speed down into
31090 cost helper functions.
31091 (const_ok_for_op): Handle COMPARE and inequality nodes.
31092 (arm_rtx_costs_1): Rewrite.
31093 (arm_size_rtx_costs): Update prototype.
31094 (arm_rtx_costs): Pass speed down to helper functions.
31095 (arm_slowmul_rtx_costs): Rework cost calculations.
31096 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31097 (arm_9e_rtx_costs): Likewise.
31099 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31101 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31102 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31103 (alpha_legitimize_address): Do not split local symbols wider than
31104 UNITS_PER_WORD into HIGH/LO_SUM parts.
31106 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31109 * gcc.c (process_command): Replace call to execvp with calls
31110 to pex_one and exit.
31112 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31115 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31116 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31117 variant for devices with 3-byte PC.
31118 (__tablejump_elpm__): New.
31120 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31123 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31124 offsetof member-designator, handle it as `[0].'.
31126 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31128 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31129 function when not using named sections on targets with named sections
31130 if branch distance is less than 262132.
31132 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31134 * combine.c (combine_instructions): Recompute
31135 optimize_this_for_speed_p for each BB in the main combine loop.
31137 2009-01-12 Tomas Bily <tbily@suse.cz>
31140 * tree-loop-distribution.c (prop_phis): New function.
31141 (generate_builtin): Call prop_phis.
31143 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31145 PR tree-optimization/38807
31146 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31147 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31149 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31151 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31152 subreg of op0 to the original op0.
31154 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31156 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31158 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31161 * mips-tfile.c (parse_def): Fix parsing of def strings
31162 starting with digits.
31164 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31167 * config/arm/arm.c (arm_is_long_call_p): Don't call
31168 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31170 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31172 * regrename.c (regrename_optimize): Fix dumping.
31173 (find_oldest_value_reg): Preserve REG_POINTER.
31174 (copy_hardreg_forward_1): Likewise.
31176 2009-01-09 Diego Novillo <dnovillo@google.com>
31178 * gimple.h (struct gimple_statement_base) <uid>: Document
31179 the restrictions on its use.
31180 (gimple_uid): Tidy.
31181 (gimple_set_uid): Tidy.
31183 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31185 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31186 zero guard even if align_bytes != 0 and count is smaller than
31189 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31191 PR rtl-optimization/38495
31192 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31193 (add_range_and_copies_from_move_list): Print all added ranges.
31194 Add ranges to memory optimized destination.
31196 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31200 * config/i386/i386.c (override_options): Reject
31201 -mstringop-strategy=rep_8byte with -m32.
31202 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31203 to 1. Do count comparison against epilogue_size_needed at compile
31204 time even when count_exp was constant forced into register. For
31205 size_needed don't jump to epilogue, instead just avoid aligning
31206 and invoke the body algorithm. If need_zero_guard, add zero guard
31207 even if count is non-zero, but smaller than size_needed + number of
31208 bytes that could be stored for alignment.
31209 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31210 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31211 but smaller than size_needed + number of bytes that could be stored
31212 for alignment. Compare size_needed with epilogue_size_needed instead
31213 of desired_align - align, don't adjust size_needed, pass
31214 epilogue_size_needed to the epilogue expanders.
31217 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31219 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31221 * pa.c (last_address): Change to unsigned.
31222 (update_total_code_bytes): Change argument to unsigned. Don't
31223 check if insn addresses are set.
31224 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31225 addresses are not set.
31226 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31228 2009-01-09 Nick Clifton <nickc@redhat.com>
31230 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31231 DECL_DECLARED_INLINE_P.
31233 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31235 PR middle-end/38347
31236 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31237 GET_MODE (op0) in operand_subword_force calls.
31239 PR middle-end/38771
31240 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31241 fold_convert arg0 operands to TREE_TYPE (op0) first.
31243 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31245 * params.def (ira-max-conflict-table-size): Decrease default value
31248 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31250 PR tree-optimization/37031
31251 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31253 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31254 allocate it using gc instead of heap, use VEC_quick_push instead of
31256 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31257 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31258 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31259 allocated vector from heap allocated.
31260 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31261 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31262 vector only after perfect_loop_nest_depth call.
31264 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31265 Jan Sjodin <jan.sjodin@amd.com>
31267 PR tree-optimization/38559
31268 * graphite.c (debug_value, copy_constraint,
31269 swap_constraint_variables, scale_constraint_variable, ): New.
31270 (get_lower_bound, get_upper_bound): Removed.
31271 (graphite_trans_bb_strip_mine): Clean up this code that works
31272 only for constant number of iterations. Fully copy upper and
31273 lower bound constraints, not only the constant part of them.
31274 * graphite.h (debug_value): Declared.
31276 2009-01-08 Ira Rosen <irar@il.ibm.com>
31278 PR tree-optimization/37194
31279 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31280 Don't add the cost of cost model guard in prologue to scalar
31281 outside cost in case of known number of iterations.
31283 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31284 Alan Modra <amodra@bigpond.net.au>
31286 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31287 non-word-aligned REG+CONST addressing.
31289 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31292 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31293 free_after_compilation when outputting a thunk.
31294 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31295 Do not call free_after_compilation here.
31297 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31299 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31300 (ix86_valid_target_attribute_inner_p): Ditto.
31302 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31304 PR tree-optimization/38492
31305 PR tree-optimization/38498
31306 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31307 * tree-chrec.h (scev_is_linear_expression): Declared.
31308 * graphite.c (graphite_cannot_represent_loop_niter): New.
31309 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31310 (graphite_loop_normal_form): Use gcc_assert.
31311 (scan_tree_for_params): Use CASE_CONVERT.
31312 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31313 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31314 Use gcc_assert. Discard scops that contain unhandled cases.
31315 (build_scop_conditions): Return a boolean status for unhandled cases.
31316 (strip_mine_profitable_p): Print the loop number, not its depth.
31317 (is_interchange_valid): Pass the depth of the loop nest, don't
31318 recompute it wrongly.
31319 (graphite_trans_bb_block): Same.
31320 (graphite_trans_bb_block): Print tentative of loop blocking.
31321 (graphite_trans_scop_block): Do not print that the loop has been
31323 (graphite_transform_loops): Do not handle scops that contain condition
31326 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31328 AVX Programming Reference (December, 2008)
31329 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31330 (_mm256_stream_pd): Likewise.
31331 (_mm256_stream_ps): Likewise.
31333 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31334 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31335 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31336 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31337 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31338 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31339 (ix86_expand_special_args_builtin): Likewise.
31341 * config/i386/sse.md (AVXMODEDI): New.
31342 (avx_movnt<mode>): Likewise.
31343 (avx_movnt<mode>): Likewise.
31344 (<sse>_movnt<mode>): Remove AVX support.
31345 (sse2_movntv2di): Likewise.
31347 2009-01-07 Richard Guenther <rguenther@suse.de>
31349 PR middle-end/38751
31350 * fold-const.c (extract_muldiv): Remove obsolete comment.
31351 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31352 to PLUS_EXPR canonicalization for the canonicalization.
31354 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31356 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31357 hosted cross-compilers generating less efficient code.
31359 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31361 * function.h (rtl_data): Add a dbr_scheduled_p field.
31362 * reorg.c (dbr_schedule): Set it.
31363 (gate_handle_delay_slots): Check it.
31364 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31365 (mips_reorg): Check flag_delayed_branch instead of
31366 mips_base_delayed_branch.
31367 (mips_override_options): Don't set mips_base_delayed_branch
31368 or flag_delayed_branch.
31370 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31372 PR rtl-optimization/38426.
31373 * ira.c (ira): Set current_function_is_leaf earlier.
31375 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31377 PR rtl-optimization/38722
31378 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31379 too early, only set a flag and modify after last possible
31382 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31385 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31386 * real.c (decimal_single_format): Correct values of emin and emax.
31387 (decimal_double_format): Ditto.
31388 (decimal_quad_format): Ditto.
31389 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31390 computation of DECnn_MIN and DECnn_MAX for corrected values of
31391 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31392 __DECnn_MIN__, and adjust its computation for the corrected value
31395 2009-01-06 Jan Hubicka <jh@suse.cz>
31398 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31400 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31402 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31403 Add Robert Clark to the list of testers.
31405 2009-01-06 Jan Hubicka <jh@suse.cz>
31406 Kai Tietz <kai.tietz@onevision.com>
31408 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31409 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31411 2009-01-06 Jan Hubicka <jh@suse.cz>
31412 Kai Tietz <kai.tietz@onevision.com>
31414 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31416 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31417 (ix86_nsaved_regs): Count only general purpose regs.
31418 (ix86_nsaved_sseregs): New.
31419 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31420 to 16 for w64; compute padding and size of sse reg save area.
31421 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31422 general purpose regs.
31423 (ix86_emit_save_sse_regs_using_mov): New.
31424 (ix86_expand_prologue): Save SSE regs if needed.
31425 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31426 (ix86_emit_restore_sse_regs_using_mov): New.
31427 (ix86_expand_epilogue): Save SSE regs if needed.
31429 2009-01-06 Jan Hubicka <jh@suse.cz>
31430 Kai Tietz <kai.tietz@onevision.com>
31432 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31433 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31434 functions when accumulate outgoing args is off.
31436 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31439 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31440 before using pseudos_have_intersected_live_ranges_p.
31442 * ira-int.h (ira_assert): Always define.
31444 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31446 AVX Programming Reference (December, 2008)
31447 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31448 (_mm256_permute2_pd): Likewise.
31449 (_mm_permute2_ps): Likewise.
31450 (_mm256_permute2_ps): Likewise.
31451 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31452 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31454 * config/i386/i386.c (ix86_builtins): Remove
31455 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31456 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31457 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31458 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31459 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31460 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31461 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31462 __builtin_ia32_vpermil2ps256.
31463 (ix86_init_mmx_sse_builtins): Updated.
31464 (ix86_expand_args_builtin): Likewise.
31466 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31468 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31469 long absolute calls when generating PA 2.0 code.
31471 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31473 PR rtl-optimization/38583
31474 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31476 * params.def (ira-max-conflict-table-size): New.
31478 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31480 * ira.h (ira_conflicts_p): New external definition.
31482 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31483 table. Report this. Return result of building.
31484 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31485 building conflict table.
31487 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31488 (ira_color): Use ira_conflicts_p.
31490 * global.c: Include ira.h.
31491 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31494 * Makefile.in (global.o): Add ira.h.
31496 * ira-build.c (mark_all_loops_for_removal,
31497 propagate_some_info_from_allocno): New.
31498 (remove_unnecessary_allocnos): Call
31499 propagate_some_info_from_allocno.
31500 (remove_low_level_allocnos): New.
31501 (remove_unnecessary_regions): Add parameter. Call
31502 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31503 parameter to remove_unnecessary_regions.
31504 (ira_build): Remove all regions but root if the conflict table was
31505 not built. Update conflict hard regs for allocnos crossing calls.
31507 * ira.c (ira_conflicts_p): New global.
31508 (ira): Define and use ira_conflicts_p.
31510 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31511 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31512 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31514 2009-01-06 Ben Elliston <bje@au.ibm.com>
31516 * gengtype-lex.l (YY_NO_INPUT): Define.
31518 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31521 * c-common.c (handle_vector_size_attribute): Also reject
31522 BOOLEAN_TYPE types.
31524 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31526 PR tree-optimization/38492
31527 * graphite.c (rename_map_elt, debug_rename_elt,
31528 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31529 rename_map_elt_info, eq_rename_map_elts,
31530 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31531 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31532 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31533 (sese_build_livein_liveouts): New.
31534 (new_sese, free_sese): New.
31535 (new_scop): Call new_sese.
31536 (free_scop): Call free_sese.
31537 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31538 (register_old_new_names): Renamed register_old_and_new_names.
31539 (register_scop_liveout_renames, add_loop_exit_phis,
31540 insert_loop_close_phis, struct igp,
31541 default_liveout_before_guard, add_guard_exit_phis,
31542 insert_guard_phis, copy_renames): New.
31543 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31544 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31545 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31546 (scop_adjust_phis_for_liveouts): New.
31547 (gloog): Call scop_adjust_phis_for_liveouts.
31549 * graphite.h (struct sese): Documented. Added fields liveout,
31550 num_ver and livein.
31551 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31552 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31553 (struct scop): Added field liveout_renames.
31554 (SCOP_LIVEOUT_RENAMES): New.
31556 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31558 PR tree-optimization/38510
31559 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31560 (translate_clast): Call recompute_all_dominators before
31562 (gloog): Call recompute_all_dominators before graphite_verify.
31564 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31565 Jan Sjodin <jan.sjodin@amd.com>
31567 PR tree-optimization/38500
31568 * graphite.c (create_sese_edges): Call fix_loop_structure after
31571 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31573 * config.gcc: Add m32r*-*-rtems*.
31574 * config/m32r/rtems.h: New file.
31576 2009-01-05 Ben Elliston <bje@au.ibm.com>
31578 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31579 (.po.pox): Likewise.
31580 (po/gcc.pot): Likewise.
31582 2009-01-04 David S. Miller <davem@davemloft.net>
31584 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31585 (STARTING_FRAME_OFFSET): Always set to zero.
31587 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31589 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31590 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31591 fixed-point types, and vectors of the same.
31593 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31595 * config/mips/sync.md (*mb_barrier): Rename to...
31596 (*memory_barrier): ...this.
31598 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31600 * doc/extend.texi (Function Attributes): Move @cindex after @item
31601 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31602 and put in alphabetical order. Fix 'target' name and put in order.
31603 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31606 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31608 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31609 (memory_barrier): Expand as unspec instead of unspec_volatile.
31610 Remove mem:BLK from insn operands. Use Pmode scratch register.
31611 (*memory_barrier): Define as unspec instead of unspec_volatile.
31612 Use (match_dup 0) as input operand.
31614 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31615 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31616 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31617 scratch register. Remove operand 1.
31618 (*stbar): Define as unspec instead of unspec_volatile.
31619 Use (match_dup 0) as input operand, remove (const_int 8).
31620 (*membar): Define as unspec instead of unspec_volatile.
31621 Use (match_dup 0) as input operand, remove input operand 2.
31623 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31624 (memory_barrier): Expand as unspec instead of unspec_volatile.
31625 Remove mem:BLK from insn operands. Use Pmode scratch register.
31626 (*memory_barrier): Define as unspec instead of unspec_volatile.
31627 Use (match_dup 0) as input operand.
31629 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31630 Remove mem:BLK from insn operands. Use Pmode scratch register.
31631 Set volatile flag on operand 0.
31632 (*memory_barrier): New insn pattern.
31634 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31636 (*memory_barrier): Use (match_dup 0) as input operand.
31638 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31639 Remove mem:BLK from insn operands. Use Pmode scratch register.
31640 Set volatile flag on operand 0.
31641 (*mb_internal): New insn pattern.
31643 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31645 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31647 PR middle-end/38586
31648 * function.c (struct temp_slot): Move to the section of the file
31649 that deals with temp slots. Remove field 'address'.
31650 (temp_slot_address_table): New hash table of address -> temp slot.
31651 (struct temp_slot_address_entry): New struct, items for the table.
31652 (temp_slot_address_compute_hash, temp_slot_address_hash,
31653 temp_slot_address_eq, insert_temp_slot_address): Support functions
31655 (find_temp_slot_from_address): Rewrite to use the new hash table.
31656 (remove_unused_temp_slot_addresses): Remove addresses of temp
31657 slots that have been made available.
31658 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31659 worker function for remove_unused_temp_slot_addresses.
31660 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31661 Add the temp slot address to the address -> temp slot map.
31662 (update_temp_slot_address): Update via insert_temp_slot_address.
31663 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31664 (pop_temp_slots): Likewise.
31665 (init_temp_slots): Allocate the address -> temp slot map, or empty
31666 the map if it is already allocated.
31667 (prepare_function_start): Initialize temp slot processing.
31669 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31671 PR middle-end/38584
31672 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31673 Calculate the size of all stack vars assuming no packing of stack
31674 vars will happen, replacing a quadratic algorithm with a linear one.
31676 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31679 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31682 2009-01-03 Diego Novillo <dnovillo@google.com>
31684 * doc/contrib.texi: Update contributions.
31686 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31689 * builtins.c (fold_builtin_memory_op): Give up if either operand
31690 is volatile. Set srctype or desttype to non-qualified version
31694 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31695 and FUNCTION_DECLs.
31697 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31699 PR rtl-optimization/35805
31700 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31701 problem if fast dce is able to remove any instructions.
31702 * dce.c (dce_process_block): Fix dump message.
31704 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31707 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31709 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31711 PR middle-end/38690
31712 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31713 * tree-pretty-print.c (op_code_prio): New function.
31714 (op_prio): No longer static. Use op_code_prio.
31715 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31716 Use op_prio and op_code_prio to determine if () should be
31717 printed around operand(s) or not.
31719 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31720 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31721 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31722 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31723 pp_character instead of pp_string for single letter printing.
31725 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31727 * doc/extend.texi: Fix '#pragma GCC option' typo.
31729 2009-01-02 Richard Guenther <rguenther@suse.de>
31731 * doc/install.texi (--enable-checking): Mention different
31732 default for stage1.
31733 (--enable-stage1-checking): Document.
31735 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31737 PR middle-end/30142
31738 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31739 case to be an error.
31741 2009-01-02 Ben Elliston <bje@au.ibm.com>
31743 * config/fp-bit.h (pack_d): Constify argument.
31744 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31745 (isnan): Constify argument.
31747 (iszero): Likewise.
31748 (pack_d): Likewise.
31749 (_fpadd_parts): Constify return type.
31750 (_fpmul_parts): Likewise.
31751 (_fpdiv_parts): Likewise.
31753 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31756 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31757 warn about overwriting initializer with side-effects or
31758 -Woverride-init if !IMPLICIT.
31759 (output_init_element): Likewise. Pass IMPLICIT down to
31761 (process_init_element): Add IMPLICIT argument. Pass it down
31762 to output_init_element.
31763 (push_init_element, pop_init_level, set_designator): Adjust
31764 process_init_element callers.
31765 (set_nonincremental_init, set_nonincremental_init_from_string):
31766 Adjust add_pending_init callers.
31767 (output_pending_init_elements): Adjust output_init_element callers.
31768 * c-tree.h (process_init_element): Adjust prototype.
31769 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31770 process_init_element callers.
31773 Copyright (C) 2009 Free Software Foundation, Inc.
31775 Copying and distribution of this file, with or without modification,
31776 are permitted in any medium without royalty provided the copyright
31777 notice and this notice are preserved.