1 2009-11-13 Jason Merrill <jason@redhat.com>
4 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
5 Don't emit a second declaration at any scope.
7 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
9 PR rtl-optimization/41697
10 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
11 a conditional jump has a single successor.
13 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
15 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
16 allocate reg_last when in case lazy_reg_last is true.
17 (init_deps_reg_last): New.
18 (free_deps): When max_reg is 0, this context is already freed.
19 * sched-int.h (init_deps_reg_last): Export.
20 (init_deps): Update prototype.
21 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
22 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
23 * ddg.c (build_intra_loop_deps): Likewise.
24 * sel-sched-ir.c (copy_deps_context, create_deps_context,
25 reset_deps_context, deps_init_id): Likewise.
26 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
27 (free_data_for_scheduled_insn): New, break down from ...
28 (free_first_time_insn_data): ... here.
29 (has_dependence_p): Allocate reg_last now, when it is needed.
30 (extend_insn_data): When maximal LUID is big enough, allocate
31 per-insn data in smaller chunks.
32 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
33 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
36 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.md (call_value): Fix comment.
39 (sibcall_value): Ditto.
41 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
43 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
44 (MD_FROB_UPDATE_CONTEXT): Define.
46 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
47 Laurent GUERBY <laurent@guerby.net>
49 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
50 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
51 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
53 2009-11-12 Jan Hubicka <jh@suse.cz>
55 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
56 and clear DECL_COMMON on localized declarations.
58 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
61 * regrename.c (struct du_head): New structure; some elements moved
63 (struct du_chain): ... this one.
64 (open_chains, closed_chains): Now of type struct du_head *.
65 (do_replace): Accept du_head argument, not du_chain. All callers
66 changed. Modified code to match new data structures.
67 (build_def_use): Return a list of du_head structures. Modified code
68 to match new data structures.
69 (dump_def_use_chain): Accept du_head argument, not du_chain. All
70 callers changed. Modified code to match new data structures.
71 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
72 callers changed. Modified code to match new data structures.
73 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
74 Allocate a du_head structure as well as a du_chain when creating a
75 new chain. Modified other code to match new data structures.
77 2009-11-12 Jan Hubicka <jh@suse.cz>
79 * cgraph.h (varpool_node_name): Declare.
80 * cgraphunit.c (process_function_and_variable_attributes): Set
81 force_output flag on used variables.
82 * ipa.c (function_and_variable_visibility): Dump externally visible
84 * varpool.c (varpool_node_name): Export.
85 (decide_is_variable_needed): Check COMDAT for externally visible vars;
88 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
91 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
92 processing if XEXP (x, i) is NULL.
94 2009-11-12 Jan Hubicka <jh@suse.cz>
96 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
97 imply PUBLIC || EXTERNAL.
99 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
102 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
103 single successor block, ending with jump created by RTL expander.
105 2009-11-11 Jan Hubicka <jh@suse.cz>
108 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
109 and WEAK variables at -fwhole-program.
112 * ipa.c (whole_program_function_and_variable_visility): COMDAT
113 functions/variables are not needed even if they are externally visible.
115 2009-11-11 Jan Hubicka <jh@suse.cz>
117 (patch by Richard Guenther)
118 * lto-streamer-out.c (output_function): Output head of argument list
120 * lto-streamer-in.c (input_function): Re-map arguments into merged
123 2009-11-11 Jan Hubicka <jh@suse.cz>
125 * lto-cgraph.c: Include gcov-io.h
126 (output_profile_summary): New function.
127 (output_cgraph): Use it.
128 (input_profile_summary): New function.
129 (input_cgraph): Use it.
130 * coverage.c (build_ctr_info_value): Use varpool; initalize
132 (create_coverage): Likewise.
133 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
134 (tree_init_edge_profiler): Likewise.
135 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
137 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
139 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
140 * c-pragma.c (def_pragma_macro_value): Likewise.
141 (def_pragma_macro): Likewise.
142 (pushed_macro_table): Likewise.
143 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
144 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
146 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
148 * doc/plugins.texi (Registering custom attributes): section
149 renamed as (Registering custom attributes or pragmas).
150 Mentions custom attributes & pragmas, and c_register_pragma, with
152 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
154 * doc/extend.texi (Function Attributes): Mentions that plugin can
155 provide their attributes.
157 2009-11-11 Jon Beniston <jon@beniston.com>
159 * config.gcc: Add lm32 elf and uclinux targets.
160 * config/lm32: New directory.
161 * config/lm32/lm32.c: New file.
162 * config/lm32/lm32.h: New file.
163 * config/lm32/lm32.md: New file.
164 * config/lm32/lm32.opt: New file.
165 * config/lm32/lm32-protos.h: New file.
166 * config/lm32/constraints.md: New file.
167 * config/lm32/predicates.md: New file.
168 * config/lm32/sfp-machine.h: New file.
169 * config/lm32/t-fprules-softfp: New file.
170 * config/lm32/uclinux-elf.h: New file.
171 * doc/invoke.texi: Document lm32 options.
172 * doc/contrib.texi: Document lm32 porter.
173 * doc/install.texi: Document lm32 targets.
175 2009-11-11 Martin Jambor <mjambor@suse.cz>
178 * ipa-prop.c (ipa_update_after_lto_read): Call
179 ipa_check_create_node_params and ipa_check_create_edge_args. Also
180 call ipa_initialize_node_params instead of ipa_populate_param_decls.
182 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
184 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
185 (neon_expand_vector_init): Use them. Also handle non-constant
186 vectors with identical elements and vectors with only one
187 non-constant element.
188 (arm_print_operand): Handle 'y' modifier.
189 * config/arm/arm-protos.h (neon_make_constant): Declare.
190 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
191 patterns. Use VX instead of VDQW for the first one. Allow
192 a VFP alternative and V32 modes for the second one.
193 * config/arm/neon.ml (shape_elt): Add Alternatives.
194 (ops): Use Alternatives for vdup lane instructions.
195 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
196 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
198 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
200 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
202 (movti, mov<mode>): Call force_reg on one operand if required.
203 * config/arm/vec-common.md (mov<mode>): Likewise.
205 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
207 * config/arm/arm.c (arm_override_options): Enable scheduling for
210 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
214 * expr.h (anti_adjust_stack_and_probe): Declare.
215 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
216 parameter and rewrite head comment.
217 (allocate_dynamic_stack_space): Adjust call to above function.
218 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
220 * tree.h (dwarf2out_args_size): Delete.
221 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
222 (dwarf2out_args_size_adjust): Delete prototype and move around.
223 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
224 ACCUMULATE_OUTGOING_ARGS targets.
226 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
228 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
229 DECL_SIZE of DECL_RESULT before evaluating it.
231 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
233 PR tree-optimization/41987
234 * fold-const.c (const_binop): Avoid using fold_buildN().
236 2009-11-10 Martin Jambor <mjambor@suse.cz>
238 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
239 (execute_all_ipa_stmt_fixups): Declare.
240 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
241 * ipa-inline.c (pass_ipa_inline): Likewise.
242 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
243 * ipa-reference.c (pass_ipa_reference): Likewise.
244 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
245 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
246 (pass_ipa_lto_finish_out): Likewise.
247 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
248 * passes.c (execute_ipa_stmt_fixups): New function.
249 (execute_all_ipa_stmt_fixups): New function.
250 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
252 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
255 * explow.c (probe_stack_range): Fix typo.
256 * config/sparc/sparc.md (probe_stack): New expander.
258 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
260 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
262 2009-11-09 Jason Merrill <jason@redhat.com>
264 * gdbinit.in (pgq): New function for printing gimple sequence.
266 2009-11-09 Paul Brook <paul@codesourcery.com>
267 Daniel Jacobowitz <dan@codesourcery.com>
268 Sandra Loosemore <sandra@codesourcery.com>
270 * doc/extend.texi (Half-Precision): Update wording to reflect
271 that there are now multiple -mfpu options that enable fp16
273 * doc/invoke.texi: Update list of ARM -mfpu= options.
274 * config.gcc: Update ARM --with-fpu option list.
275 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
276 vfpv3xd and vfpv3xd-fp16.
277 (use_vfp_abi): New function.
278 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
280 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
281 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
282 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
283 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
285 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
287 (arm_print_operand): Handle 'p' modifier.
288 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
290 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
291 (TARGET_FP16): Define.
292 * config/arm/vfp.md: Disable double-precision patterns if the FPU
293 does not provide them.
294 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
295 double-precision values on a single-precision FPU.
296 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
297 double-precision constants.
298 (movhf_vfp_neon): New pattern (was movhf_vfp).
299 (movhf_vfp): Remove NEON instructions.
300 * config/arm/constraints.md: Add new "Dy" constraint for
301 double-precision constants. Update description of "Dv".
302 * config/arm/arm.md: Disable double-precision patterns if the FPU
303 does not provide them
305 2009-11-09 Jakub Jelinek <jakub@redhat.com>
307 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
308 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
311 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
313 * collect2.c (main): Search PLUGIN_LD for plugin linker.
315 * configure.ac (--with-plugin-ld): New. Default to ld.
316 * configure: Regenerated.
317 * config.in: Likewise.
319 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
320 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
322 2009-11-08 Jonathan Gray <jsg@openbsd.org>
324 * config/openbsd-stdint.h: Change to reflect what
325 c_common_nodes_and_builtins expects.
327 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
329 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
331 2009-11-08 Jakub Jelinek <jakub@redhat.com>
334 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
335 function contains at least one local dynamic name.
336 (print_operand) <case '&'>: Instead output operand lossage diagnostics
337 here if that happens.
339 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
340 Joern Rennecke <amylaar@spamcop.net>
342 * cfgrtl.c (pass_free_cfg): Add pass name.
343 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
344 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
345 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
346 * df-core.c (pass_df_initialize_no_opt): Likewise.
347 * except.c (pass_rtl_eh): Likewise.
348 * function.c (pass_init_function, pass_leaf_regs): Likewise.
349 * gcse.c (pass_rtl_pre): Change pass name.
350 * passes.c (pass_postreload): Add pass name.
351 (make_pass_instance): Don't use duplicate-tracking logic for
352 names starting with '*'.
353 (next_pass_1): Assert that pass has a name.
354 (register_one_dump_file): If there is an space in the name,
356 * predict.c (pass_strip_predict_hints): Add pass name.
357 * reg-stack.c (pass_stack_regs): Likewise.
358 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
359 * tree-cfg.c (pass_warn_function_return,
360 pass_warn_function_noreturn): Add pass name.
361 * tree-dfa.c (pass_referenced_vars): Likewise.
362 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
363 Fix whitespace before comment.
364 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
365 (pass_init_datastructures): Add pass name.
366 * tree-ssa-loop.c (pass_record_bounds): Likewise.
367 * tree-ssa.c (pass_early_warn_uninitialized,
368 pass_late_warn_uninitialized): Likewise.
369 * tree.c (pass_ipa_free_lang_data): Likewise.
370 * doc/passes.texi (pass manager): Document how to disambiguate
373 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
375 * df-problems.c: Fix documentation for forward simulation of LR.
376 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
377 (df_simulate_finalize_forwards): Remove.
378 * df.h (df_simulate_finalize_forwards): Remove.
380 2009-11-08 Richard Guenther <rguenther@suse.de>
382 * tree-ssa-structalias.c (build_succ_graph): Properly make
383 variables escape if they are stored to anything.
385 2009-11-08 Richard Guenther <rguenther@suse.de>
387 PR rtl-optimization/41928
388 * loop-invariant.c (free_loop_data): If we didn't allocate
389 loop data do not try to free it.
391 2009-11-07 Jason Merrill <jason@redhat.com>
393 * tree.c (reconstruct_complex_type): Preserve attributes.
395 2009-11-07 Richard Guenther <rguenther@suse.de>
397 * tree-ssa-structalias.c (build_succ_graph): Feed stores
398 to anything only to variables that can take pointers.
399 (get_constraint_for_ssa_var): Properly exclude full
400 variables from expanding.
401 (first_vi_for_offset): Avoid overflow in arithmetic.
402 (first_or_preceding_vi_for_offset): Likewise.
403 (count_num_arguments): Fix implementation.
404 (gate_ipa_pta): Do not run when not optimizing.
406 2009-11-07 David Binderman <dcb314@hotmail.com>
408 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
409 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
410 set but not used variables.
411 (apply_args_reg_offset): Comment out as unused.
412 * calls.c (flags_from_decl_or_type): Likewise.
413 * genautomata.c (check_regexp_units_distribution): Likewise.
415 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
417 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
418 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
419 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
420 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
421 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
422 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
423 operand alternatives.
425 2009-11-06 Michael Matz <matz@suse.de>
428 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
429 of a potential reciprocal to really be reciprocals.
431 2009-11-06 Jakub Jelinek <jakub@redhat.com>
433 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
434 lwpintrin.h after immintrin.h.
435 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
439 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
440 or non-constant index, allow index one past the last element and
441 allow exceeding array bound in arrays that might be used as flexible
444 2009-11-05 Richard Henderson <rth@redhat.com>
446 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
448 2009-11-05 Paul Brook <paul@codesourcery.com>
450 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
452 (all_fpus): Add FPU details.
453 (fp_model_for_fpu): Remove.
454 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
455 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
456 (arm_file_start): Use arm_fpu_desc.
457 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
458 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
460 (TARGET_FPA_EMU2): Define.
461 (arm_fp_model, fputype, arm_fpu_tune): Remove.
462 (vfp_reg_type, arm_fpu_desc): New.
463 * config/arm/arm.md (attr fpu): Simplify.
464 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
465 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
466 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
467 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
468 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
470 2009-11-05 Michael Matz <matz@suse.de>
472 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
474 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
477 2009-11-04 Jason Merrill <jason@redhat.com>
480 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
481 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
482 (output_constant): Avoid crash after error.
484 2009-11-05 Martin Jambor <mjambor@suse.cz>
486 * tree-sra.c (struct access): Changed comment of next_sibling field.
487 (analyze_modified_params): Loop over accesses of a group rather than
488 over all with the ame base, pass a common bitmap to
490 (unmodified_by_ref_scalar_representative): Build link lists of
492 (splice_param_accesses): Likewise.
494 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
496 * df-scan.c (df-uses-record): Add case zero_extract of mem.
498 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
502 * config/i386/i386.md (probe_stack): New expander.
503 (logical operation peepholes): Do not split stack checking probes.
505 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
506 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
508 * doc/invoke.texi (-mlwp): Add documentation.
509 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
510 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
512 * config/i386/lwpintrin.h: New file, provide x86 compiler
514 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
515 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
516 * config/i386/i386-c.c (ix86_target_macros_internal): Check
518 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
519 * config/i386/i386.opt (-mlwp): New switch for LWP support.
520 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
521 (OPTION_MASK_ISA_LWP_UNSET): New.
522 (ix86_handle_option): Handle -mlwp.
523 (isa_opts): Handle -mlwp.
524 (enum pta_flags): Add PTA_LWP.
525 (override_options): Add LWP support.
526 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
527 (IX86_BUILTIN_LLWPCB32): Ditto.
528 (IX86_BUILTIN_LLWPCB64): Ditto.
529 (IX86_BUILTIN_SLWPCB16): Ditto.
530 (IX86_BUILTIN_SLWPCB32): Ditto.
531 (IX86_BUILTIN_SLWPCB64): Ditto.
532 (IX86_BUILTIN_LWPVAL16): Ditto.
533 (IX86_BUILTIN_LWPVAL32): Ditto.
534 (IX86_BUILTIN_LWPVAL64): Ditto.
535 (IX86_BUILTIN_LWPINS16): Ditto.
536 (IX86_BUILTIN_LWPINS32): Ditto.
537 (IX86_BUILTIN_LWPINS64): Ditto.
538 (enum ix86_special_builtin_type): Add LWP intrinsic support.
539 (builtin_description): Ditto.
540 (ix86_init_mmx_sse_builtins): Ditto.
541 (ix86_expand_special_args_builtin): Ditto.
542 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
544 (UNSPEC_SLWP_INTRINSIC): Ditto.
545 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
546 (UNSPECV_LWPINS_INTRINSIC): Ditto.
547 (lwp_llwpcbhi1): New lwp pattern.
548 (lwp_llwpcbsi1): Ditto.
549 (lwp_llwpcbdi1): Ditto.
550 (lwp_slwpcbhi1): Ditto.
551 (lwp_slwpcbsi1): Ditto.
552 (lwp_slwpcbdi1): Ditto.
553 (lwp_lwpvalhi3): Ditto.
554 (lwp_lwpvalsi3): Ditto.
555 (lwp_lwpvaldi3): Ditto.
556 (lwp_lwpinshi3): Ditto.
557 (lwp_lwpinssi3): Ditto.
558 (lwp_lwpinsdi3): Ditto.
560 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
561 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
564 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
567 2009-11-04 Richard Guenther <rguenther@suse.de>
568 Rafael Avila de Espindola <espindola@google.com>
570 * gcc.c (process_command): Handle arguments name@offset.
572 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
573 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
575 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
577 * config/i386/xopintrin.h: New file, provide common x86 compiler
579 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
580 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
581 * config/i386/i386-c.c(ix86_target_macros_internal): Check
583 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
584 * config/i386/i386.opt (-mxop): New switch for XOP support.
585 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
586 (UNSPEC_XOP_TRUEFALSE)
588 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
589 (PPERM_*): New constants for vpperm instruction.
590 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
591 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
592 (OPTION_MASK_ISA_XOP_UNSET): New.
593 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
594 (ix86_handle_option): Handle -mxop.
595 (isa_opts): Handle -mxop.
596 (enum pta_flags): Add PTA_XOP.
597 (override_options): Add XOP support.
598 (print_operand): Add code for XOP compare instructions.
599 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
600 (ix86_expand_int_vcond): Extend for XOP compare instruction.
602 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
603 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
604 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
605 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
606 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
607 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
608 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
610 (IX86_BUILTIN_VPCMOV256): Ditto.
611 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
612 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
613 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
614 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
615 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
616 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
618 (IX86_BUILTIN_VPPERM): Ditto.
620 (IX86_BUILTIN_VPMACSSWW): Ditto.
621 (IX86_BUILTIN_VPMACSWW): Ditto.
622 (IX86_BUILTIN_VPMACSSWD): Ditto.
623 (IX86_BUILTIN_VPMACSWD): Ditto.
624 (IX86_BUILTIN_VPMACSSDD): Ditto.
625 (IX86_BUILTIN_VPMACSDD): Ditto.
626 (IX86_BUILTIN_VPMACSSDQL): Ditto.
627 (IX86_BUILTIN_VPMACSSDQH): Ditto.
628 (IX86_BUILTIN_VPMACSDQL): Ditto.
629 (IX86_BUILTIN_VPMACSDQH): Ditto.
630 (IX86_BUILTIN_VPMADCSSWD): Ditto.
631 (IX86_BUILTIN_VPMADCSWD): Ditto.
633 (IX86_BUILTIN_VPHADDBW): Ditto.
634 (IX86_BUILTIN_VPHADDBD): Ditto.
635 (IX86_BUILTIN_VPHADDBQ): Ditto.
636 (IX86_BUILTIN_VPHADDWD): Ditto.
637 (IX86_BUILTIN_VPHADDWQ): Ditto.
638 (IX86_BUILTIN_VPHADDDQ): Ditto.
639 (IX86_BUILTIN_VPHADDUBW): Ditto.
640 (IX86_BUILTIN_VPHADDUBD): Ditto.
641 (IX86_BUILTIN_VPHADDUBQ): Ditto.
642 (IX86_BUILTIN_VPHADDUWD): Ditto.
643 (IX86_BUILTIN_VPHADDUWQ): Ditto.
644 (IX86_BUILTIN_VPHADDUDQ): Ditto.
645 (IX86_BUILTIN_VPHSUBBW): Ditto.
646 (IX86_BUILTIN_VPHSUBWD): Ditto.
647 (IX86_BUILTIN_VPHSUBDQ): Ditto.
649 (IX86_BUILTIN_VPROTB): Ditto.
650 (IX86_BUILTIN_VPROTW): Ditto.
651 (IX86_BUILTIN_VPROTD): Ditto.
652 (IX86_BUILTIN_VPROTQ): Ditto.
653 (IX86_BUILTIN_VPROTB_IMM): Ditto.
654 (IX86_BUILTIN_VPROTW_IMM): Ditto.
655 (IX86_BUILTIN_VPROTD_IMM): Ditto.
656 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
658 (IX86_BUILTIN_VPSHLB): Ditto.
659 (IX86_BUILTIN_VPSHLW): Ditto.
660 (IX86_BUILTIN_VPSHLD): Ditto.
661 (IX86_BUILTIN_VPSHLQ): Ditto.
662 (IX86_BUILTIN_VPSHAB): Ditto.
663 (IX86_BUILTIN_VPSHAW): Ditto.
664 (IX86_BUILTIN_VPSHAD): Ditto.
665 (IX86_BUILTIN_VPSHAQ): Ditto.
667 (IX86_BUILTIN_VFRCZSS): Ditto.
668 (IX86_BUILTIN_VFRCZSD): Ditto.
669 (IX86_BUILTIN_VFRCZPS): Ditto.
670 (IX86_BUILTIN_VFRCZPD): Ditto.
671 (IX86_BUILTIN_VFRCZPS256): Ditto.
672 (IX86_BUILTIN_VFRCZPD256): Ditto.
674 (IX86_BUILTIN_VPCOMEQUB): Ditto.
675 (IX86_BUILTIN_VPCOMNEUB): Ditto.
676 (IX86_BUILTIN_VPCOMLTUB): Ditto.
677 (IX86_BUILTIN_VPCOMLEUB): Ditto.
678 (IX86_BUILTIN_VPCOMGTUB): Ditto.
679 (IX86_BUILTIN_VPCOMGEUB): Ditto.
680 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
681 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
683 (IX86_BUILTIN_VPCOMEQUW): Ditto.
684 (IX86_BUILTIN_VPCOMNEUW): Ditto.
685 (IX86_BUILTIN_VPCOMLTUW): Ditto.
686 (IX86_BUILTIN_VPCOMLEUW): Ditto.
687 (IX86_BUILTIN_VPCOMGTUW): Ditto.
688 (IX86_BUILTIN_VPCOMGEUW): Ditto.
689 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
690 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
692 (IX86_BUILTIN_VPCOMEQUD): Ditto.
693 (IX86_BUILTIN_VPCOMNEUD): Ditto.
694 (IX86_BUILTIN_VPCOMLTUD): Ditto.
695 (IX86_BUILTIN_VPCOMLEUD): Ditto.
696 (IX86_BUILTIN_VPCOMGTUD): Ditto.
697 (IX86_BUILTIN_VPCOMGEUD): Ditto.
698 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
699 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
701 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
702 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
703 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
704 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
705 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
706 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
707 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
708 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
710 (IX86_BUILTIN_VPCOMEQB): Ditto.
711 (IX86_BUILTIN_VPCOMNEB): Ditto.
712 (IX86_BUILTIN_VPCOMLTB): Ditto.
713 (IX86_BUILTIN_VPCOMLEB): Ditto.
714 (IX86_BUILTIN_VPCOMGTB): Ditto.
715 (IX86_BUILTIN_VPCOMGEB): Ditto.
716 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
717 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
719 (IX86_BUILTIN_VPCOMEQW): Ditto.
720 (IX86_BUILTIN_VPCOMNEW): Ditto.
721 (IX86_BUILTIN_VPCOMLTW): Ditto.
722 (IX86_BUILTIN_VPCOMLEW): Ditto.
723 (IX86_BUILTIN_VPCOMGTW): Ditto.
724 (IX86_BUILTIN_VPCOMGEW): Ditto.
725 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
726 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
728 (IX86_BUILTIN_VPCOMEQD): Ditto.
729 (IX86_BUILTIN_VPCOMNED): Ditto.
730 (IX86_BUILTIN_VPCOMLTD): Ditto.
731 (IX86_BUILTIN_VPCOMLED): Ditto.
732 (IX86_BUILTIN_VPCOMGTD): Ditto.
733 (IX86_BUILTIN_VPCOMGED): Ditto.
734 (IX86_BUILTIN_VPCOMFALSED): Ditto.
735 (IX86_BUILTIN_VPCOMTRUED): Ditto.
737 (IX86_BUILTIN_VPCOMEQQ): Ditto.
738 (IX86_BUILTIN_VPCOMNEQ): Ditto.
739 (IX86_BUILTIN_VPCOMLTQ): Ditto.
740 (IX86_BUILTIN_VPCOMLEQ): Ditto.
741 (IX86_BUILTIN_VPCOMGTQ): Ditto.
742 (IX86_BUILTIN_VPCOMGEQ): Ditto.
743 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
744 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
746 (enum multi_arg_type): New enum for describing the various XOP
747 intrinsic argument types.
748 (bdesc_multi_arg): New table for XOP intrinsics.
749 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
750 (ix86_expand_multi_arg_builtin): New function for creating XOP
753 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
754 (xop_pmacsww): Ditto.
755 (xop_pmacssww): Ditto.
756 (xop_pmacsdd): Ditto.
757 (xop_pmacssdd): Ditto.
758 (xop_pmacssdql): Ditto.
759 (xop_pmacssdqh): Ditto.
760 (xop_pmacsdql): Ditto.
761 (xop_pmacsdql_mem): Ditto.
762 (xop_mulv2div2di3_low): Ditto.
763 (xop_pmacsdqh): Ditto.
764 (xop_pmacsdqh_mem): Ditto.
765 (xop_mulv2div2di3_high): Ditto.
766 (xop_pmacsswd): Ditto.
767 (xop_pmacswd): Ditto.
768 (xop_pmadcsswd): Ditto.
769 (xop_pmadcswd): Ditto.
770 (xop_pcmov_<mode>): Ditto.
771 (xop_pcmov_<mode>256): Ditto.
772 (xop_phaddbw): Ditto.
773 (xop_phaddbd): Ditto.
774 (xop_phaddbq): Ditto.
775 (xop_phaddwd): Ditto.
776 (xop_phaddwq): Ditto.
777 (xop_phadddq): Ditto.
778 (xop_phaddubw): Ditto.
779 (xop_phaddubd): Ditto.
780 (xop_phaddubq): Ditto.
781 (xop_phadduwd): Ditto.
782 (xop_phadduwq): Ditto.
783 (xop_phaddudq): Ditto.
784 (xop_phsubbw): Ditto.
785 (xop_phsubwd): Ditto.
786 (xop_phsubdq): Ditto.
788 (rotl<mode>3): Ditto.
789 (rotr<mode>3): Ditto.
790 (xop_rotl<mode>3): Ditto.
791 (xop_rotr<mode>3): Ditto.
792 (vrotr<mode>3): Ditto.
793 (vrotl<mode>3): Ditto.
794 (xop_vrotl<mode>3): Ditto.
795 (vlshr<mode>3): Ditto.
796 (vashr<mode>3): Ditto.
798 (xop_ashl<mode>3): Ditto.
799 (xop_lshl<mode>3): Ditto.
804 (xop_frcz<mode>2): Ditto.
805 (xop_vmfrcz<mode>2): Ditto.
806 (xop_frcz<mode>2256): Ditto.
807 (xop_maskcmp<mode>3): Ditto.
808 (xop_maskcmp_uns<mode>3): Ditto.
809 (xop_maskcmp_uns2<mode>3): Ditto.
810 (xop_pcom_tf<mode>3): Ditto.
812 * doc/invoke.texi (-mxop): Add documentation.
813 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
815 2009-11-03 Mark Mitchell <mark@codesourcery.com>
818 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
819 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
820 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
822 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
825 * arm.md (peephole2 patterns for move and compare): New.
827 2009-11-04 Nick Clifton <nickc@redhat.com>
829 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
830 Make sure that it does not allow CONST_DOUBLEs.
831 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
832 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
833 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
834 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
835 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
836 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
837 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
838 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
839 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
840 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
841 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
842 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
843 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
844 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
845 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
847 2009-11-04 Richard Guenther <rguenther@suse.de>
849 PR tree-optimization/41919
850 * tree-vrp.c (test_for_singularity): Properly compare values.
852 2009-11-04 Revital Eres <eres@il.ibm.com>
854 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
855 Consider peeling for alignment only for stores and remove
856 redundant assignment.
858 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
861 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
862 (m68k_ok_for_sibcall_p): Handle different result return locations.
864 2009-11-04 Richard Guenther <rguenther@suse.de>
866 * c-opts.c (c_common_post_options): Move LTO option processing
868 * opts.c (decode_options): ... here.
870 2009-11-04 Jakub Jelinek <jakub@redhat.com>
872 * c-common.c (fold_offsetof_1): Use %wd instead of
873 HOST_WIDE_INT_PRINT_DEC.
875 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
877 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
880 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
882 * config.gcc (vax-*-linux*): Keep the original contents of
883 tmake_file while adding vax/t-linux.
885 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
889 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
890 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
891 (STACK_CHECK_MOVING_SP): Likewise.
892 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
893 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
894 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
895 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
896 Document PROBE_STACK.
897 * explow.c (anti_adjust_stack_and_probe): New function.
898 (allocate_dynamic_stack_space): Do not directly allocate space if
899 STACK_CHECK_MOVING_SP, instead invoke above function.
900 (emit_stack_probe): Handle probe_stack insn.
901 (PROBE_INTERVAL): New macro.
902 (STACK_GROW_OPTAB): Likewise.
903 (STACK_GROW_OFF): Likewise.
904 (probe_stack_range): Use Pmode and memory_address consistently. Fix
905 loop condition in the small constant case. Rewrite in the general
906 case to be immune to wraparounds. Make sure the address of probes
907 is valid. Try to use [base + disp] addressing mode if possible.
908 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
909 checking is enabled and STACK_CHECK_MOVING_SP.
910 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
911 return 1 for volatile references to the stack pointer.
912 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
913 __builtin_alloca if stack checking is enabled.
914 * unwind-dw2.c (uw_identify_context): Take into account whether the
915 context is that of a signal frame or not.
916 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
917 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
919 2009-11-03 Jakub Jelinek <jakub@redhat.com>
921 PR rtl-optimization/41917
922 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
923 operand isn't known to be 0, return 1.
925 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
927 * config/mips/mips.md: Fix typos.
929 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
931 * doc/invoke.texi: Fix typo.
933 2009-11-03 Paul Brook <paul@codesourcery.com>
935 * config/arm/neon.ml (vectype): Add T_floatSF.
936 (string_of_vectype): Ditto.
937 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
938 (deftypes): Use float for float32_t.
939 * config/arm/arm_neon.h: Regenerate.
941 2009-11-03 Nick Clifton <nickc@redhat.com>
942 Kevin Buettner <kevinb@redhat.com>
944 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
945 order of expected registers.
946 (rx_load_multiple_vector): Likewise.
947 (rx_rtsd_vector): Likewise.
948 * config/rx/rx.c (rx_cpu_type): New variable.
949 (rx_print_operand): Fix bug printing 64-bit constant values.
950 (rx_emit_stack_pushm): Reverse order of pushed registers.
951 (gen_rx_store_vector): Likewise.
952 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
954 (is_exception_func): Rename to is_interrupt_func and only accept
955 "interrupt" as the attribute name.
956 (rx_get_stack_layout): Use new function name.
957 (rx_func_attr_inlinable): Likewise.
958 (rx_attribute_table): Remove "exception".
959 (rx_expand_prologue): If necessary push the accumulator register
960 in the prologue of interrupt functions.
961 (rx_expand_epilogue): If necessary pop the accumulator.
962 (rx_builtins): Add RX_BUILTIN_MVTIPL.
963 (rx_expand_builtin_stz): Remove.
964 (rx_expand_builtin_mvtipl): New function.
965 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
966 (rx_expand_builtin): Likewise.
967 (rx_enable_fpu): New variable.
968 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
969 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
970 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
971 (enum rx_cpu_types): Define.
972 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
973 (INCOMING_FRAME_SP_OFFSET): Define.
974 (ARG_POINTER_CFA_OFFSET): Define.
975 (FRAME_POINTER_CFA_OFFSET): Define.
976 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
977 (ALLOW_RX_FPU_INSNS): Define.
978 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
979 fast_math_flags_set_p.
980 (UNSPEC_BUILTIN_MVTIPL): Define.
981 (revl): Rename to bswapsi2.
982 (bswaphi2): New pattern.
983 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
986 (mvtc): Remove clobber of cc0.
989 * config/rx/rx.opt (mieee): Remove.
994 (msave-acc-in-interrupts): Add.
995 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
996 (MULTILIB_DIRS): Likewise.
997 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
998 * doc/extend.texi: Remove description of "exception" function
1000 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1001 -msave-acc-in-interrupts options.
1003 2009-11-03 Richard Guenther <rguenther@suse.de>
1005 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1007 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1010 * c-common.c (fold_offsetof_1): Issue errors when the member
1011 designator of the offsetof expression is not legitimate.
1013 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1015 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1016 names instead of numerical constants.
1017 (sse_prologue_save): Ditto.
1018 (*sse_prologue_save_insn): Ditto.
1020 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1024 (TARGET_CALL_ESP): New define.
1025 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1027 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1028 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1029 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1031 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1032 New patterns, use "lsm" as operand 1 constraint.
1033 * config/i386/predicates.md (call_insn_operand): Depend on
1034 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1036 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1038 PR tree-optimization/41857
1039 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1040 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1042 * tree-ssa-address.c (move_hint_to_base): New function.
1043 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1044 address space associated with TYPE.
1045 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1046 most_expensive_mult_to_index. Call move_hint_to_base.
1047 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1048 TYPE to addr_to_parts.
1050 2009-11-02 Martin Jambor <mjambor@suse.cz>
1052 PR tree-optimization/41750
1053 * tree-sra.c (analyze_modified_params): Loop over all
1054 representatives of components of a parameter.
1056 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1058 PR tree-optimization/41841
1059 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1060 local variables of not yet materialized clones.
1063 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1064 for a VOIDmode variable.
1067 * c-pragma.c (visstack): Change into vector of ints rather than
1068 enum symbol_visibility.
1069 (push_visibility): Add kind argument, push default_visibility together
1071 (pop_visibility): Add kind argument, return true if successful, fail
1072 if visibility stack is empty or if stack top is of different kind.
1073 (handle_pragma_visibility): Don't check length of visstack, instead
1074 call pop_visibility and issue diagnostics if it failed. Pass 0
1075 as last argument to push_visibility and pop_visibility.
1076 * c-pragma.h (push_visibility): Add kind argument.
1077 (pop_visibility): Likewise. Return bool instead of void.
1079 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1081 * tree.def (TARGET_MEM_REF): Update comment.
1082 * alias.c (get_alias_set): Retrieve the original memory reference for
1083 a TARGET_MEM_REF before proceeding.
1085 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1087 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1088 frv_function_value_regno_p): New functions.
1089 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1090 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1091 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1092 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1094 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1096 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1097 new 'outgoing' argument.
1098 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1099 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1100 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1101 LIBCALL_VALUE): Remove.
1102 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1103 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1104 (mh10300_function_value_regno_p): Declare.
1106 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1108 * config/arm/cortex-a9.md: New - integer pipeline description.
1110 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1112 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1113 aborting if the sizes of the two references don't match.
1115 2009-10-31 Toon Moene <toon@moene.org>
1117 * ipa-inline.c (cgraph_decide_inlining):
1118 Include reason for not inlining called-once functions in dump file.
1120 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1122 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1123 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1124 (LINK_SPEC): BE_LINK_SPEC added.
1126 2009-10-30 Richard Guenther <rguenther@suse.de>
1129 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1131 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1133 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1134 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1137 2009-10-30 Martin Jambor <mjambor@suse.cz>
1139 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1141 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1144 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1145 first. Move assert on stack_alignment_estimated just before
1146 setting stack_realign_needed.
1147 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1148 Don't call update_stack_boundary.
1150 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1151 (verride_options): Don't check ix86_force_align_arg_pointer here.
1152 (ix86_function_ok_for_sibcall): Use it.
1153 (ix86_update_stack_boundary): Likewise.
1155 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1157 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1159 * arm.md (QHSI): New mode iterator.
1160 (movqi): If generating for thumb, then truncate any immediate to
1162 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1164 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1167 2009-10-29 Cary Coutant <ccoutant@google.com>
1170 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1171 locations in the source).
1172 (store_vcall_insn): New function.
1173 (lookup_vcall_insn): New function.
1174 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1175 (dwarf2out_copy_call_info): New function.
1176 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1177 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1178 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1179 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1180 (debug_nothing_rtx_rtx): New dummy hook.
1181 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1182 (xcoff_debug_hooks): Likewise.
1183 * sdbout.c (sdb_debug_hooks): Likewise.
1184 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1186 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1188 * doc/invoke.texi (mmcount-ra-address): Document new command line
1190 * config/mips/mips.opt (mmcount-ra-address): New option.
1191 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1193 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1195 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1196 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1198 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1199 mips_function_profiler.
1201 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1205 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1206 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1207 * optc-gen.awk (cl_target_option_restore): Include call to
1208 targetm.override_options_after_change.
1209 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1210 * target.h (override_options_after_change): New.
1211 * c-common.c (parse_optimize_options): Call
1212 targetm.override_options_after_change.
1213 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1214 (ia64_override_options_after_change): New.
1215 (ia64_override_options) Add call to above.
1217 2009-10-29 Michael Matz <matz@suse.de>
1219 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1220 (gate_convert_to_rsqrt): Ditto.
1221 (pass_convert_to_rsqrt): Ditto.
1222 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1223 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1226 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1228 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1230 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1233 2009-10-29 Martin Jambor <mjambor@suse.cz>
1235 PR tree-optimization/41775
1236 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1237 (generate_subtree_copies): Do not unshare agg.
1238 (load_assign_lhs_subreplacements): Do not unshare rhs.
1239 (sra_modify_assign): Do not unshare exprs.
1240 (propagate_subacesses_accross_link): Renamed to
1241 propagate_subaccesses_across_link.
1243 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1245 * arm.c (count_insns_for_constant): Rework to support counting for
1246 thumb2 immediates as well.
1247 (find_best_start): Split out from arm_gen_constant.
1248 (arm_gen_constant): Rework to support XOR with immediate.
1250 2009-10-29 Chao-ying Fu <fu@mips.com>
1252 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1254 (mips_expand_synci_loop): Use the length rtx to control the
1255 synci loop from the begin rtx that points to the first byte of
1258 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1260 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1262 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1264 * dbxout.c (dbxout_common_check): Accept non public trees.
1265 * dwarf2out.c (fortran_common): Accept non public trees.
1267 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1269 * common.opt (fuse-linker-plugin): New option.
1270 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1272 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1274 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1276 PR rtl-optimization/39715
1277 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1278 (gen_cstoresi_ltu_thumb1): New splitter.
1280 2009-10-28 Richard Guenther <rguenther@suse.de>
1284 * tree-ssa.c (useless_type_conversion_p): Do not treat
1285 conversions to pointers to incomplete types as useless.
1286 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1289 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1291 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1292 vt_expand_loc unnecessarily when location is not a register nor
1296 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1297 fields don't have DECL_NAME.
1300 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1301 call convert_memory_address on addr.
1304 * config/i386/i386.c (ix86_pic_register_p): Don't call
1305 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1307 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1309 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1310 a variable part from its REG, MEM or VALUE.
1312 2009-10-28 Richard Guenther <rguenther@suse.de>
1314 * gimple.c (gimple_get_alias_set): Fix comment typo.
1316 2009-10-28 Richard Guenther <rguenther@suse.de>
1318 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1319 (free_lang_data): Unconditionally compute alias sets for all
1320 standard integer types. Bail out if gate bailed out previously.
1321 Do not reset the types_compatible_p langhook.
1322 (gate_free_lang_data): Remove.
1323 (struct pass_ipa_free_lang_data): Enable unconditionally.
1324 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1327 2009-10-28 Richard Guenther <rguenther@suse.de>
1330 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1331 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1332 (call_may_clobber_ref_p_1): Likewise.
1333 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1334 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1336 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1338 PR rtl-optimization/41812
1341 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1343 * df-problems.c (df_md_scratch): New.
1344 (df_md_alloc, df_md_free): Allocate/free it.
1345 (df_md_local_compute): Only include live registers in init.
1346 (df_md_transfer_function): Prune the in-set computed by
1347 the confluence function, and the gen-set too.
1349 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1351 PR rtl-optimization/39715
1352 * combine.c (simplify_comparison): Use extensions to
1353 widen comparisons. Try an ANDing first.
1355 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1357 PR rtl-optimization/40741
1358 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1359 a small constant is cheap.
1360 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1361 force_reg on the LHS.
1362 (xorsi3): Likewise, and split the XOR if the constant is complex
1363 and not in Thumb mode.
1365 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1367 * expmed.c (emit_store_flag): Check costs before
1368 transforming to the opposite representation.
1370 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1372 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1373 cstore result to DImode.
1375 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1377 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1378 inside the unspec vector.
1380 2009-10-27 Richard Henderson <rth@redhat.com>
1382 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1384 2009-10-27 Richard Henderson <rth@redhat.com>
1387 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1388 eh_region_may_contain_throw; update users.
1389 (eh_region_may_contain_throw): New function.
1390 (lower_catch): Check flag_exceptions before creating exception region.
1391 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1392 (lower_cleanup): Tidy existing flag_exceptions check to match.
1394 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1397 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1398 * config/i386/mingw.opt: Add fset-stack-executable.
1399 * config/i386/i386.c (ix86_trampoline_init): Make call to
1400 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1401 defined and its value is not zero.
1404 2009-10-27 Richard Guenther <rguenther@suse.de>
1406 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1407 handle calls to externally visible functions like in regular mode.
1408 (create_variable_info_for): Do not create function infos here.
1409 (have_alias_info): Remove write-only variable.
1410 (solve_constraints): New function split out from common code
1411 in compute_points_to_sets and ipa_pta_execute.
1412 (compute_points_to_sets): Adjust.
1413 (ipa_pta_execute): Likewise. Handle clones and externally visible
1414 functions like in non-IPA mode.
1416 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1419 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1422 2009-10-27 Richard Guenther <rguenther@suse.de>
1424 * tree-complex.c (expand_complex_div_wide): Check for
1425 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1427 2009-10-27 Revital Eres <eres@il.ibm.com>
1429 PR tree-optimization/40648
1430 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1431 Change decision of when to peel for alignment.
1433 2009-10-27 Richard Guenther <rguenther@suse.de>
1436 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1438 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1441 * fold-const.c (fold_binary_loc): Do not call
1442 protected_set_expr_location.
1444 2009-10-27 Wei Guozhi <carrot@google.com>
1447 * target.h (have_conditional_execution): Add a new target hook
1449 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1450 * targhooks.h (default_have_conditional_execution): Likewise.
1451 * targhooks.c (default_have_conditional_execution): Likewise.
1452 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1453 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1454 (arm_have_conditional_execution): New function.
1455 * ifcvt.c (noce_process_if_block, find_if_header,
1456 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1457 macro HAVE_conditional_execution to a target hook call.
1458 * recog.c (peephole2_optimize): Likewise.
1459 * sched-rgn.c (add_branch_dependences): Likewise.
1460 * final.c (asm_insn_count, final_scan_insn): Likewise.
1461 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1463 2009-10-26 Ben Elliston <bje@au.ibm.com>
1464 Michael Meissner <meissner@linux.vnet.ibm.com>
1465 Ulrich Weigand <uweigand@de.ibm.com>
1467 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1468 * config/spu/spu_cache.h: New file.
1470 * config/spu/cachemgr.c: New file.
1471 * config/spu/cache.S: New file.
1473 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1474 (ADDR_SPACE_EA): Define.
1475 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1476 * config/spu/spu.c (EAmode): New macro.
1477 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1478 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1479 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1480 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1481 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1482 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1483 (TARGET_ASM_SELECT_SECTION): Likewise.
1484 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1485 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1486 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1487 (ea_symbol_ref): New function.
1488 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1489 (spu_addr_space_legitimate_address_p): New function.
1490 (spu_addr_space_legitimize_address): Likewise.
1491 (cache_fetch): New global.
1492 (cache_fetch_dirty): Likewise.
1493 (ea_alias_set): Likewise.
1494 (ea_load_store): New function.
1495 (ea_load_store_inline): Likewise.
1496 (expand_ea_mem): Likewise.
1497 (spu_expand_mov): Handle __ea qualified memory references.
1498 (spu_addr_space_pointer_mode): New function.
1499 (spu_addr_space_address_mode): Likewise.
1500 (spu_addr_space_subset_p): Likewise.
1501 (spu_addr_space_convert): Likewise.
1502 (spu_section_type_flags): Handle "._ea" section.
1503 (spu_select_section): New function.
1504 (spu_unique_section): Likewise.
1505 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1506 and __EA64__ predefined macros.
1507 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1508 -matomic-updates switches.
1510 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1511 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1512 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1513 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1514 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1515 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1516 $(T)cache128k.o): Likewise.
1517 ($(T)libgcc_%.a): Likewise.
1519 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1520 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1521 (-maddress-space-conversion): Likewise.
1522 (-mcache-size=): Likewise.
1523 (-matomic-updates): Likewise.
1524 * doc/invoke.texi (-mea32/-mea64): Document.
1525 (-maddress-space-conversion): Likewise.
1526 (-mcache-size=): Likewise.
1527 (-matomic-updates): Likewise.
1529 2009-10-26 Ben Elliston <bje@au.ibm.com>
1530 Michael Meissner <meissner@linux.vnet.ibm.com>
1531 Ulrich Weigand <uweigand@de.ibm.com>
1533 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1535 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1536 defined, add the named address space keywords.
1537 (c_addr_space_name): New function.
1538 (complete_array_type): Preserve named address space.
1539 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1540 instead of targetm.valid_pointer_mode.
1542 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1543 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1544 (ADDR_SPACE_KEYWORD): New macro.
1545 (c_addr_space_name): Add prototype.
1547 * c-tree.h (struct c_declspecs): Add address_space member.
1548 (declspecs_add_addrspace): Add prototype.
1550 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1552 * c-parser.c (c_parse_init): Add assertion.
1553 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1554 (c_lex_one_token): Handle address space keywords.
1555 (c_token_starts_typename): Likewise.
1556 (c_token_starts_declspecs): Likewise.
1557 (c_parser_declspecs): Likewise.
1558 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1559 literal within function qualified with named address space.
1561 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1562 address space qualifiers.
1563 (shadow_tag_warned): Warn about useless address space qualifiers.
1564 (quals_from_declspecs): Handle address space qualifiers.
1565 (grokdeclarator): Likewise.
1566 (build_null_declspecs): Likewise.
1567 (declspecs_add_addrspace): New function.
1569 * c-typeck.c (addr_space_superset): New function.
1570 (qualify_type): Handle named address spaces.
1571 (composite_type): Likewise.
1572 (common_pointer_type): Likewise.
1573 (comp_target_types): Likewise.
1574 (build_conditional_expr): Likewise.
1575 (handle_warn_cast_qual): Likewise.
1576 (build_c_cast): Likewise.
1577 (convert_for_assignment): Likewise.
1578 (build_binary_op): Likewise.
1579 (pointer_diff): Handle named address spaces. Use intermediate
1580 integer type of sufficient size if required.
1582 2009-10-26 Ben Elliston <bje@au.ibm.com>
1583 Michael Meissner <meissner@linux.vnet.ibm.com>
1584 Ulrich Weigand <uweigand@de.ibm.com>
1586 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1587 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1588 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1590 * target.h (struct target_def): Add pointer_mode, address_mode,
1591 and valid_pointer_mode to addr_space substructure.
1592 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1593 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1594 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1595 (TARGET_ADDR_SPACE_HOOKS): Add them.
1596 * targhooks.c (target_default_pointer_address_modes_p): New function.
1597 * target.h (target_default_pointer_address_modes_p): Add prototype.
1598 * targhooks.c (default_addr_space_pointer_mode): New function.
1599 (default_addr_space_address_mode): Likewise.
1600 (default_addr_space_valid_pointer_mode): Likewise.
1601 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1602 (default_addr_space_address_mode): Likewise.
1603 (default_addr_space_valid_pointer_mode): Likewise.
1604 * output.h (default_valid_pointer_mode): Move to ...
1605 * targhooks.h (default_valid_pointer_mode): ... here.
1606 * varasm.c (default_valid_pointer_mode): Move to ...
1607 * targhooks.c (default_valid_pointer_mode): ... here.
1609 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1610 instead of targetm.valid_pointer_mode.
1612 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1613 * tree.c (integer_pow2p): Likewise.
1614 (tree_log2): Likewise.
1615 (tree_floor_log2): Likewise.
1616 (signed_or_unsigned_type_for): Support pointer type of different size.
1617 (int_or_pointer_precision): New function.
1618 * tree.h (int_or_pointer_precision): Add prototype.
1619 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1620 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1621 incoming pointer type instead of POINTER_SIZE.
1623 * tree.c (build_pointer_type): Use appropriate pointer mode
1624 instead of ptr_mode.
1625 (build_reference_type): Likewise.
1626 * expr.c (store_expr): Likewise.
1627 (expand_expr_addr_expr): Likewise.
1628 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1629 * cfgexpand.c (expand_debug_expr): Likewise.
1631 * auto-inc-dec.c: Include "target.h".
1632 (try_merge): Use appropriate address mode instead of Pmode.
1633 (find_inc): Likewise.
1634 * combine.c (find_split_point): Likewise.
1635 * cselib.c (cselib_record_sets): Likewise.
1636 * dse.c (replace_inc_dec): Likewise.
1637 (canon_address): Likewise.
1638 * var-tracking.c (replace_expr_with_values): Likewise.
1639 (count_uses): Likewise.
1640 (add_uses): Likewise.
1641 (add_stores): Likewise.
1642 * emit-rtl.c: Include "target.h".
1643 (adjust_address_1): Use appropriate address mode instead of Pmode.
1644 (offset_address): Likewise.
1645 * explow.c (break_out_memory_refs): Likewise.
1646 (memory_address_addr_space): Likewise.
1647 (promote_mode): Likewise.
1648 * expr.c (move_by_pieces): Likewise.
1649 (emit_block_move_via_loop): Likewise.
1650 (store_by_pieces): Likewise.
1651 (store_by_pieces_1): Likewise.
1652 (expand_assignment): Likewise.
1653 (store_constructor): Likewise.
1654 (expand_expr_addr_expr): Likewise.
1655 (expand_expr_real_1): Likewise.
1656 * cfgexpand.c (expand_debug_expr): Likewise.
1657 * ifcvt.c (noce_try_cmove_arith): Likewise.
1658 * regcprop.c (kill_autoinc_value): Likewise.
1659 * regmove.c (try_auto_increment): Likewise.
1660 * reload.c (find_reloads): Likewise.
1661 (find_reloads_address): Likewise.
1662 (find_reloads_address_1): Likewise.
1663 * sched-deps.c: Include "target.h".
1664 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1665 (sched_analyze_2): Likewise.
1666 * sel-sched-dump.c: Include "target.h".
1667 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1668 * stor-layout.c (layout_type): Likewise.
1669 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1670 (multiplier_allowed_in_address_p): Likewise.
1671 (get_address_cost): Likewise.
1672 * varasm.c (make_decl_rtl): Likewise.
1674 * expr.c (expand_assignment): Always convert offsets to appropriate
1676 (store_expr): Likewise.
1677 (store_constructor): Likewise.
1678 (expand_expr_real_1): Likewise.
1680 * reload.h (form_sum): Add MODE argument.
1681 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1682 Update recursive calls.
1683 (subst_indexed_address): Update calls to form_sum.
1685 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1686 * tree-ssa-address.c: Include "target.h".
1687 (templates): Replace by ...
1688 (mem_addr_template_list): ... this new vector.
1689 (TEMPL_IDX): Handle address space numbers.
1690 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1691 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1692 instead of global cache. Update call to gen_addr_rtx.
1693 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1694 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1696 * rtl.h (convert_memory_address_addr_space): Add prototype.
1697 (convert_memory_address): Define as macro.
1698 * explow.c (convert_memory_address): Rename to ...
1699 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1700 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1701 Update recursive calls.
1702 (memory_address_addr_space): Call convert_memory_address_addr_space.
1703 * expmed.c (make_tree): Likewise.
1704 * expr.c (expand_assignment): Likewise.
1705 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1706 (expand_expr_addr_expr): Likewise. Also, update call.
1708 * alias.c (find_base_value): Guard pointer size optimizations.
1709 (find_base_term): Likewise.
1710 * rtlanal.c (nonzero_bits1): Likewise.
1711 (num_sign_bit_copies1): Likewise.
1712 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1714 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1715 (emit-rtl.o): Likewise.
1716 (auto-inc-dec.o): Likewise.
1717 (sched-deps.o): Likewise.
1719 2009-10-26 Ben Elliston <bje@au.ibm.com>
1720 Michael Meissner <meissner@linux.vnet.ibm.com>
1721 Ulrich Weigand <uweigand@de.ibm.com>
1723 * doc/extend.texi (Named Address Spaces): New section.
1724 * coretypes.h (addr_space_t): New type.
1725 (ADDR_SPACE_GENERIC): New define.
1726 (ADDR_SPACE_GENERIC_P): New macro.
1728 * doc/tm.texi (Named Address Spaces): New section.
1729 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1730 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1731 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1732 (TARGET_ADDR_SPACE_CONVERT): Document.
1733 * target.h (struct gcc_target): Add addr_space substructure.
1734 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1735 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1736 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1737 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1738 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1739 (TARGET_INITIALIZER): Initialize addr_space hooks.
1740 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1741 (default_addr_space_legitimize_address): Likewise.
1742 (default_addr_space_subset_p): Likewise.
1743 (default_addr_space_convert): Likewise.
1744 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1745 (default_addr_space_legitimize_address): Likewise.
1746 (default_addr_space_subset_p): Likewise.
1747 (default_addr_space_convert): Likewise.
1749 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1750 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1751 (MEM_ADDR_SPACE): New macro.
1752 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1753 address space memory attribute.
1754 (mem_attrs_htab_hash): Handle address space memory attribute.
1755 (mem_attrs_htab_eq): Likewise.
1756 (set_mem_attributes_minus_bitpos): Likewise.
1757 (set_mem_alias_set): Likewise.
1758 (set_mem_align): Likewise.
1759 (set_mem_expr): Likewise.
1760 (set_mem_offset): Likewise.
1761 (set_mem_size): Likewise.
1762 (adjust_address_1): Likewise.
1763 (offset_address): Likewise.
1764 (widen_memoy_address): Likewise.
1765 (get_spill_slot_decl): Likewise.
1766 (set_mem_attrs_for_spill): Likewise.
1767 (set_mem_addr_space): New function.
1768 * emit-rtl.h (set_mem_addr_space): Add prototype.
1769 * print-rtl.c (print_rtx): Print address space memory attribute.
1770 * expr.c (expand_assignment): Set address space memory attribute
1771 of generated MEM RTXes as appropriate.
1772 (expand_expr_real_1): Likewise.
1773 * cfgexpand.c (expand_debug_expr): Likewise.
1774 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1776 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1777 size of "spare" bitfield.
1778 (TYPE_ADDR_SPACE): New macro.
1779 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1780 (DECODE_QUAL_ADDR_SPACE): Likewise.
1781 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1782 (KEEP_QUAL_ADDR_SPACE): Likewise.
1783 (TYPE_QUALS): Encode type address space.
1784 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1785 * tree.c (set_type_quals): Set type address space.
1786 (build_array_type): Inherit array address space from element type.
1787 * print-tree.c (print_node_brief): Print type address space.
1788 (print_node): Likewise.
1789 * tree-pretty-print.c (dump_generic_node): Likewise.
1791 * explow.c (memory_address): Rename to ...
1792 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1793 Use address-space aware variants of memory address routines.
1794 * recog.c (memory_address_p): Rename to ...
1795 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1796 Use address-space aware variants of memory address routines.
1797 (offsettable_address_p): Rename to ...
1798 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1799 Use address-space aware variants of memory address routines.
1800 * reload.c (strict_memory_address_p): Rename to ...
1801 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1802 Use address-space aware variants of memory address routines.
1803 (maybe_memory_address_p): Rename to ...
1804 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1805 Use address-space aware variants of memory address routines.
1806 * expr.h (memory_address_addr_space): Add prototype.
1807 (memory_address): Define as macro.
1808 * recog.h (memory_address_addr_space_p): Add prototype.
1809 (memory_address_p): Define as macro.
1810 (offsettable_address_addr_space_p): Add prototype.
1811 (offsettable_address_p): Define as macro.
1812 (strict_memory_address_addr_space_p): Add prototype.
1813 (strict_memory_address_p): Define as macro.
1815 * combine.c (find_split_point): Use address-space aware variants
1816 of memory address routines.
1817 * emit-rtl.c (operand_subword): Likewise.
1818 (change_address_1): Likewise.
1819 (adjust_address_1): Likewise.
1820 (offset_address): Likewise.
1821 * expr.c (emit_move_insn): Likewise.
1822 (expand_assignment): Likewise.
1823 (expand_expr_real_1): Likewise.
1824 * recog.c (verify_changes): Likewise.
1825 (general_operand): Likewise.
1826 (offsettable_memref_p): Likewise.
1827 (offsettable_nonstrict_memref_p): Likewise.
1828 (constrain_operands): Likewise.
1829 * reload.c (get_secondary_mem): Likewise.
1830 (find_reloads_toplev): Likewise.
1831 (find_reloads_address): Likewise.
1832 (find_reloads_subreg_address): Likewise.
1833 * reload1.c (reload): Likewise.
1834 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1835 * rtl.h (address_cost): Add ADDRSPACE argument.
1836 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1837 aware variant of memory address routines.
1838 * loop-invariant.c (create_new_invariant): Update address_cost call.
1839 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1840 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1841 Use address-space aware variant of memory address routines.
1842 (propagate_rtx_1): Update call to should_replace_address.
1843 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1845 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1846 ADDRSPACE argument. Use per-address-space instead of global cache.
1847 Use address-space aware variant of memory address routines.
1848 (get_address_cost): Likewise.
1849 (get_computation_cost_at): Update calls.
1850 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1851 Use address-space aware variant of memory address routines.
1852 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1853 (most_expensive_mult_to_index): Update call to
1854 multiplier_allowed_in_address_p.
1856 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1857 attribute to indicate named address spaces.
1859 * varasm.c (get_variable_section): DECLs in named address spaces
1862 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1863 for addresses in a non-generic address space.
1865 * expr.c (emit_block_move_hints): Do not use libcalls for
1866 memory in non-generic address spaces.
1867 (clear_storage_hints): Likewise.
1868 (expand_assignment): Likewise.
1870 * fold-const.c (operand_equal_p): Expressions refering to different
1871 address spaces are not equivalent.
1873 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1874 spaces are not equivalent.
1875 (rtx_equal_p): Likewise.
1876 * cse.c (exp_equiv_p): Likewise.
1877 * jump.c (rtx_renumbered_equal_p): Likewise.
1878 * reload.c (operands_match_p): Likewise.
1880 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1881 address spaces may alias.
1882 (true_dependence): Likewise.
1883 (canon_true_dependence): Likewise.
1884 (write_dependence_p): Likewise.
1886 * dse.c (canon_address): Handle named address spaces.
1887 * ifcvt.c (noce_try_cmove_arith): Likewise.
1889 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1890 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1891 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1892 to handle conversions between different address spaces.
1893 * fold-const.c (fold_convert_loc): Likewise.
1894 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1895 * tree-pretty-print.c (dump_generic_node): Likewise.
1896 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1897 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1898 * tree-inline.c (estimate_operator_cost): Likewise.
1899 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1900 to different address spaces are not useless.
1902 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1905 * cfgcleanup.c (trivially_empty_bb_p): New function.
1906 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1909 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1910 add_name_and_src_coords_attributes, gen_namespace_die,
1911 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1913 2009-10-26 Nick Clifton <nickc@redhat.com>
1915 * config.gcc: Add support for RX target.
1916 * config/rx: New directory.
1917 * config/rx/constraints.md: New file.
1918 * config/rx/predicates.md: New file.
1919 * config/rx/rx.c: New file.
1920 * config/rx/rx.h: New file.
1921 * config/rx/rx.md: New file.
1922 * config/rx/rx.opt: New file.
1923 * config/rx/rx-protos.h: New file.
1924 * config/rx/t-rx: New file.
1925 * doc/extend.texi: Document RX function attributes.
1926 * doc/invoke.texi: Document RX specific command line options.
1927 * doc/contrib.texi: Document RX contribution.
1928 * doc/md.texi: Document RX constraints.
1929 * doc/install.texi: Document RX support.
1931 2009-10-26 Michael Matz <matz@suse.de>
1933 PR tree-optimization/41783
1934 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1935 case for simple diamonds.
1936 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1937 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1938 argument, use alias oracle to skip some vdefs.
1939 (phi_translate_1): Change call to above, don't allocate new
1940 value ids if they can stay the same.
1941 (compute_avail): Allow vuse walking when looking up references.
1943 2009-10-26 Richard Guenther <rguenther@suse.de>
1945 PR tree-optimization/41826
1946 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1947 access to re-allocated vector fields.
1949 2009-10-26 Richard Guenther <rguenther@suse.de>
1951 * graphite-sese-to-poly.c (check_poly_representation): Fix
1952 compile without checking.
1954 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1957 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1958 * gimplify.c (tree_should_carry_location_p,
1959 tree_annotate_one_with_location,tree_annotate_all_with_location):
1960 Remove obsolete functions.
1962 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1965 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1967 2009-10-25 Richard Guenther <rguenther@suse.de>
1969 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1970 Stream DECL_RESTRICTED_P.
1971 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1973 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1975 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1976 a note when expanding to nothing.
1978 2009-10-25 Richard Guenther <rguenther@suse.de>
1981 * tree.c (find_decls_types_r): Deal with Java overloading
1982 BINFO_VIRTUALS for its own purpose.
1984 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1986 * config/mips/predicates.md (hilo_operand): New predicate.
1987 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1988 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1989 splitter part from here ...:
1990 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1991 op0 and op4 to match the DINS case.
1992 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1994 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1997 * avr.md (QIDI): Add new mode iterator.
1998 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1999 patterns for all QI thru DI modes combinations.
2000 (sbrx_and_branch<mode>): Create new and based bit test and jump
2001 patterns for QI thru SI modes.
2002 avr.c (avr_out_sbxx_branch): Use only bit number.
2004 2009-10-24 Jan Hubicka <jh@suse.cz>
2006 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2008 (analyze_function): When analyzing noreturn nothrow call, do not
2009 compute written stats; free bitmaps of vars early if possible.
2010 (generate_summary): Only update bitmaps if computed.
2011 (propagate): Only dump bitmaps if computed.
2012 (ipa_reference_read_summary): Fix pasto.
2014 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2016 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2017 (aliasing_component_refs_p): ...this. Return true if there is no
2018 common base and the base access types have the same alias set.
2019 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2020 (indirect_refs_may_alias_p): Likewise.
2022 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2025 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2026 a C_MAYBE_CONST_EXPR.
2028 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2031 * config/rs6000/rs6000.c (struct machine_function): Add
2032 vsx_or_altivec_used_p to record if vector types are used.
2033 (rs6000_expand_to_rtl_hook): Rename from
2034 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2035 any vector operations, so if there are, we can set VRSAVE to
2036 non-zero when only floating point vector registers are used.
2037 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2038 (rs6000_check_vector_mode): Inner function to check if vector
2039 types are used in the code.
2040 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2041 vector instructions are used.
2043 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2044 Indicate that VSX registers which overlap floating point
2045 registers, can't be used across a call, since the ABI only states
2046 the scalar part of the register will be saved and restored.
2048 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2051 * alias.c (get_alias_set): Call langhook before returning 0 for
2052 types with structural equality.
2053 * c-common.c (c_common_get_alias_set): Use alias set of element
2054 type for arrays with structural comparison.
2056 2009-10-23 Richard Guenther <rguenther@suse.de>
2059 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2060 gimple_call_nothrow_p.
2062 2009-10-23 Richard Guenther <rguenther@suse.de>
2064 PR tree-optimization/41778
2065 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2066 redundancy along a path in the CFG we want to optimize for speed
2067 is going to be removed.
2068 (execute_pre): Do partial-PRE only if the function is to be
2069 optimized for speed.
2070 (gate_pre): Do not turn off all of PRE when not optimizing a
2073 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2075 * builtins.c (fold_builtin_cabs): Use validate_arg().
2076 (fold_builtin_cexp): Fix if-logic.
2077 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2079 2009-10-22 Jeff Law <law@redhat.com>
2081 * ira-lives.c (process_single_reg_class_operands): Update the
2082 hard reg costs for all the hard registers desired by the
2083 single reg class operand.
2085 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2087 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2088 for rtxes that aren't handled specially.
2090 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2092 * rtl.h (shallow_copy_rtvec): Declare.
2093 * rtl.c (shallow_copy_rtvec): New function.
2094 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2095 rtx field if the subrtx has changed.
2097 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2099 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2100 (m32c_function_value): Make static, add new 'outgoing' argument.
2101 (m32c_libcall_value): Make static, add new 'fun' argument.
2102 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2103 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2104 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2105 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2106 (m32c_function_value, m32c_libcall_value): Delete declaration.
2108 2009-10-22 Diego Novillo <dnovillo@google.com>
2110 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2112 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2114 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2117 2009-10-22 Richard Guenther <rguenther@suse.de>
2119 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2120 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2121 (lto_symtab_merge): Do not merge cgraph nodes here.
2122 (lto_symtab_resolve_can_prevail_p): Simplify.
2123 (lto_symtab_resolve_symbols): Store cgraph node.
2124 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2125 functions from the symtab.
2126 (lto_symtab_merge_cgraph_nodes_1): New function.
2127 (lto_symtab_merge_cgraph_nodes): Likewise.
2129 2009-10-22 Richard Guenther <rguenther@suse.de>
2132 * lto-streamer-out.c (lto_output_location): Stream the
2134 * lto-streamer-in.c (lto_input_location): Likewise.
2136 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2138 * cfgloopmanip.c (duplicate_subloops): Export.
2139 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2140 (transform_to_exit_first_loop): Duplicate bbs starting from
2141 header up to loop->latch instead of exit->src.
2142 Initialize control variable to the correct number of iterations.
2143 (gather_scalar_reductions): Do not register double reductions.
2144 (parallelize_loops): Dump which loop is tested.
2145 Indicate whether the parallelized loop is inner or not.
2146 Remove the innermost-loop requirement.
2147 * cfgloop.h (duplicate_subloops): Export.
2148 * tree-cfg.c (add_phi_args_after_redirect): New function.
2149 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2150 Call duplicate_subloops.
2151 Update number of iterations at the exit condition.
2152 Don't redirect nexits always to the loop exit.
2153 Redirect copied edges from latch to the loop exit.
2155 2009-10-22 Jan Hubicka <jh@suse.cz>
2157 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2159 * ipa-inline.c (cgraph_mark_inline_edge,
2160 cgraph_decide_inlining_of_small_function,
2161 cgraph_decide_inlining, inline_read_summary): Disable indirect
2162 inlining for WPA for time being.
2164 PR tree-optimize/40556
2165 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2167 2009-10-22 Richard Guenther <rguenther@suse.de>
2169 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2170 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2172 2009-10-22 Jan Hubicka <jh@suse.cz>
2175 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2177 (check_call): Handle only indirect calls.
2178 (propagate_bits): Update comment.
2179 (write_node_summary_p): Turn bogus check to assert.
2180 (ipa_reference_write_summary): Stream calls_read_all properly.
2181 (ipa_reference_read_summary): Stream in calls_read_all properly.
2182 (read_write_all_from_decl): New function.
2183 (propagate): Handle OVERWRITABLE nodes and external calls here.
2184 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2186 (analyze_function): Do not check visibility here.
2187 (add_new_function): We summary OVERWRITABLE too.
2188 (generate_summary): Stream OVERWRITABLE nodes too.
2189 (propagate): Handle external calls and OVERWRITABLE nodes here.
2190 (local_pure_const): Check visibility here.
2192 2009-10-22 Jan Hubicka <jh@suse.cz>
2194 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2195 (pass_ipa_cp): Register them.
2196 (ipcp_init_stage): Analyze all functions for whopr/lto.
2197 (ipcp_propagate_stage): Skip external calls.
2198 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2199 * ipa-reference.c (write_node_summary_p): Fix thinko about
2201 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2202 when in ltrans, skip executing of ipa passes since everything
2203 should've been done.
2204 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2205 (inline_generate_summary): Likewise.
2206 (inline_read_summary): New function.
2207 (inline_write_summary): New function.
2208 (pass_ipa_inline): Register new hooks.
2209 * ipa-prop.c: Inlcude lto-streamer.h
2210 (ipa_edge_args_vector): Update declaration.
2211 (ipa_count_arguments, ipa_compute_jump_functions,
2212 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2213 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2214 ipa_read_node_info): New static functions.
2215 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2216 (duplicate_array): Use xmalloc.
2217 (duplicate_ggc_array): New.
2218 (ipa_edge_duplication_hook): Use it.
2219 (ipa_update_after_lto_read): New function.
2220 * ipa-prop.h (ipa_prop_write_jump_functions,
2221 ipa_prop_read_jump_functions): Declare.
2222 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2223 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2224 (ipa_edge_args_vector): Move into GGC.
2225 (ipa_check_create_edge_args): Update.
2226 (ipa_update_after_lto_read): New.
2227 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2229 (ipa_read_summaries): When in ltrans, so not read summaries.
2230 * lto-streamer.c (lto_get_section_name): Add
2231 LTO_section_jump_functions.
2232 * lto-streamer.h (LTO_section_jump_functions): New section.
2233 (produce_asm): Declare.
2234 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2235 * lto-streamer-out.c (produce_asm): Export.
2236 * lto-streamer-in.c: Include tree-pass.h
2237 (input_function): Free dominance info when done.
2238 (lto_read_body): Push ipa_inline in ltrans stage.
2239 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2240 * Makefile.in (GTFILES): Add ipa-prop.h
2242 2009-10-22 Matthias Klose <doko@ubuntu.com>
2244 * doc/install.texi: Document --enable-browser-plugin.
2246 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2248 * doc/invoke.texi (fira-loop-pressure): Update default value.
2249 * opts.c (decode_options): Remove default value setting for
2250 flag_ira_loop_pressure.
2251 * config/ia64/ia64.c (ia64_override_options): Set
2252 flag_ira_loop_pressure up for -O3.
2253 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2255 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2257 PR tree-optimization/41497
2258 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2259 chrec_dont_know if the evolution function returned by follow_ssa_edge
2260 is constant in the analyzed loop and is not compatible with the
2261 initial value before the loop.
2262 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2264 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2266 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2268 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2271 * doc/invoke.texi: Document -print-multi-os-directory.
2273 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2276 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2277 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2278 when darwin_emit_unwind_label is used.
2280 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2282 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2285 2009-10-20 Richard Henderson <rth@redhat.com>
2287 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2288 before emit_post_landing_pad.
2290 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2292 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2293 Use when calling rtx_costs.
2294 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2295 global optimize_size. Pass speed to mips_binary_cost.
2297 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2299 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2302 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2304 * rtl.h (simplify_replace_fn_rtx): Declare.
2305 (wrap_constant, unwrap_constant): Delete.
2306 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2307 (expand_debug_expr): Don't call wrap_constant.
2308 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2309 (auto_adjust_pair): Fold into...
2310 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2311 Just return a new value.
2312 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2313 otherwise use simplify_replace_rtx.
2314 * cselib.c (wrap_constant): Reinstate old definition.
2315 (cselib_expand_value_rtx_1): Don't wrap constants.
2316 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2317 simplify_replace_rtx.
2318 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2319 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2320 Use simplify_replace_rtx.
2321 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2323 (simplify_replace_rtx): ...here. Turn into a wrapper for
2324 simplify_replace_fn_rtx.
2325 (simplify_unary_operation): Don't unwrap CONSTs.
2326 * var-tracking.c (check_wrap_constant): Delete.
2327 (vt_expand_loc_callback): Don't call it.
2328 (vt_expand_loc): Likewise.
2330 2009-10-20 Pascal Obry <obry@adacore.com>
2331 Eric Botcazou <ebotcazou@adacore.com>
2333 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2335 2009-10-20 Michael Matz <matz@suse.de>
2337 * loop-invariant.c (create_new_invariant): Use different magic number.
2339 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2342 * arm.c (arm_override_options): Forcibly disable hot/cold block
2345 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2348 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2351 2009-10-20 Richard Guenther <rguenther@suse.de>
2353 * ggc-page.c: Include cfgloop.h.
2354 (struct max_alignment): Drop long double, add void *.
2355 (extra_order_size_table): Add low non-power-of-two multiples
2356 of MAX_ALIGNMENT. Drop small type-based entries, add
2357 tree_type, cgraph_node and loop.
2358 * alloc-pool.c (struct allocation_object_def): Drop long double
2361 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2364 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2365 referenced just in DEBUG_INSNs.
2367 2009-10-20 Richard Guenther <rguenther@suse.de>
2370 * gimple.c (gimple_register_type): Make sure we register
2371 the types main variant first.
2373 2009-10-20 Richard Guenther <rguenther@suse.de>
2375 * gimple.c (gimple_types_compatible_p): Simplify. Move
2376 cheap checks before hashtable queries. Add checks for
2377 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2379 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2381 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2382 without size or with size that can't be represented as a host integer.
2384 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2386 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2387 the removal of a debug stmt as a significant change.
2389 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2391 * config/s390/s390.md: Added agen condition to operand
2392 forwarding bypasses. Added bypass for early address generation
2393 use of int results. Updated comments.
2395 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2397 * config/i386/i386.c: Remove signal.h #include.
2399 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2401 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2402 * doc/rtl.texi: Document ss_abs.
2404 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2406 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2407 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2408 instead of C_LEX_RAW_STRINGS.
2409 (lex_string): Handle CPP_UTF8STRING.
2410 * c-parser.c (c_parser_postfix_expression): Likewise.
2411 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2412 (C_LEX_STRING_NO_JOIN): ... this.
2414 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2416 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2417 cris_function_value_regno_p): New functions.
2418 (cris_promote_function_mode): Update comment.
2419 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2420 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2421 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2422 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2424 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2426 * unwind-dw2.c (execute_stack_op): Fix operand order for
2427 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2429 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2431 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2432 (lower_stmt) <GIMPLE_BIND>: Add comment.
2433 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2435 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2436 Otherwise lower it and set cannot_fallthru to true.
2437 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2438 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2439 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2440 to true for a noreturn call. Do not remove statements.
2441 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2442 Set cannot_fallthru to false on function exit.
2443 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2444 <GIMPLE_ASSIGN>: Remove.
2446 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2448 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2450 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2452 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2453 next/prev_active_insn to skip DEBUG_INSNs as well.
2455 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2457 * config/arm/arm.c (output_move_neon): Use DImode in call to
2460 2009-10-19 Matthias Klose <doko@ubuntu.com>
2463 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2465 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2467 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2469 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2472 * optabs.c (expand_binop): Make mode of shift count expression mode
2473 of shift count not target.
2476 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2478 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2479 case. Force using values to replace references within the statement.
2480 (convert_local_reference_stmt): Likewise.
2482 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2484 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2485 remove a subsequent GOTO or RETURN statement.
2487 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2489 * config/avr.md (*movqi): Add zero as equally preferable constraint
2490 as general register.
2493 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2495 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2497 2009-10-17 Richard Guenther <rguenther@suse.de>
2499 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2501 2009-10-17 Richard Guenther <rguenther@suse.de>
2503 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2504 operands in COMPONENT_REFs.
2506 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2508 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2509 if not defined. Change type of second argument to const_rtx.
2510 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2512 * targhooks.h (default_libcall_value): Update prototype.
2513 * target.h (struct gcc_target): Change type of second argument of
2514 libcall_value to const_rtx.
2515 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2517 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2518 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2520 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2523 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2524 * cgraphunit.c (cgraph_optimize): Call it.
2525 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2526 (dwarf2out_assembly_start): ... here. New hook.
2527 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2528 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2530 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2531 * sdbout.c (sdb_debug_hooks): Likewise.
2532 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2533 (vmsdbgout_assembly_start): New hook.
2535 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2537 * rtl.h (RTL_LOCATION): Fix typo.
2539 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2541 * print-rtl.c (print_rtx): Print locators in asm_operands
2544 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2547 * sched-deps.c (depl_on_debug_p): New.
2548 (attach_dep_link): Reject debug deps before nondebug deps.
2549 (add_to_deps_list): Insert debug deps after nondebug deps.
2550 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2552 (sd_add_dep): Do not reject debug deps.
2553 (add_insn_mem_dependence): Don't count debug deps.
2554 (remove_from_deps): Likewise.
2555 (sched_analyze_2): Set up mem deps on debug insns.
2556 (sched_analyze_insn): Record reg uses for deps on debug insns.
2557 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2558 try_ready nondebug insn after debug insn.
2559 * ddg.c (create_ddg_dep_from_intra_loop_link,
2560 create_ddg_dep_no_link): Don't reject debug deps.
2562 2009-10-16 Richard Guenther <rguenther@suse.de>
2564 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2565 (maybe_merge_incomplete_and_complete_type): Likewise.
2566 (lto_symtab_merge): Do not call them. Do not warn for
2567 complete vs. incomplete compatible types.
2568 (lto_symtab_merge_decls_2): Simplify.
2569 * gimple.c (gimple_force_type_merge): Remove.
2570 (gimple_types_compatible_p): Make it static.
2571 * gimple.h (gimple_force_type_merge): Remove.
2572 (gimple_types_compatible_p): Likewise.
2574 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2576 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2577 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2579 2009-10-16 Richard Guenther <rguenther@suse.de>
2581 PR tree-optimization/41728
2582 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2583 if fold_stmt did anything.
2585 2009-10-16 Richard Guenther <rguenther@suse.de>
2588 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2589 (maybe_fixup_handled_component): New function.
2590 (input_gimple_stmt): Fixup mismatched decl replacements.
2592 2009-10-16 Richard Guenther <rguenther@suse.de>
2595 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2596 the same as VAR_DECL.
2598 2009-10-16 Richard Guenther <rguenther@suse.de>
2600 * gimple.c (iterative_hash_gimple_type): For integer types
2601 also hash their minimum and maximum values and the string flag.
2602 For array types hash their domain and the string flag.
2604 2009-10-16 Richard Guenther <rguenther@suse.de>
2606 * gimple.c (gimple_types_compatible_p): Restrict completing
2607 types to record or unions. Simplify completion.
2608 Do not merge records or unions with different
2609 TYPE_STRUCTURAL_EQUALITY_P tag.
2610 (iterative_hash_gimple_type): Restrict non-recursing into
2611 pointer targets for records and unions.
2613 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2616 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2617 * dwarf2out.c (mem_loc_descriptor): Don't handle
2618 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2619 punt if it is not lowpart subreg or if inner mode isn't
2622 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2624 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2625 investigating previous or next insns.
2627 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2629 * tree-sra.c (build_ref_for_offset_1): Update comment.
2631 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2633 * config/s390/s390.md (atype): Added missing values.
2635 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2638 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2639 (casesi64p): Update pattern to reflect above.
2641 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2643 PR rtl-optimization/41697
2644 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2646 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2649 * config/rs6000/predicates.md: Update copyright year.
2650 * config/rs6000/altivec.md: Ditto.
2652 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2653 (MD_INCLUDES): Add a2.md.
2655 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2656 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2657 (builtin_classify): New static vector to classify various builtins
2658 to get the tree attributes correct.
2659 (def_builtin): Set the attributes of builtins based on what the
2660 builtin does (i.e. memory operation, floating point, saturation
2661 need special attributes, others are pure functions).
2663 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2665 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2666 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2667 RS6000_BUILTIN_COUNT.
2668 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2669 MAX_RS6000_BUILTINS.
2671 * config/rs6000/rs6000-builtin.def: New file that combines the
2672 builtin enumeration name and attributes.
2674 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2676 * config/i386/linux.h (ASM_SPEC): Add --32.
2678 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2680 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2681 and DW_TAG_template_alias.
2682 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2683 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2684 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2685 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2686 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2687 and DW_AT_GNU_odr_signature.
2688 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2689 DW_FORM_flag_present and DW_FORM_ref_sig8.
2690 (output_signature): Only print name on the first byte.
2691 (output_die): Likewise for dw_val_class_data8.
2693 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2695 * doc/invoke.texi: Clarify that most optimizations are not enabled
2698 2009-10-15 Richard Guenther <rguenther@suse.de>
2701 * gimple.c (compare_type_names_p): Handle anonymous names
2702 differently based on new mode argument.
2703 (gimple_types_compatible_p): For structs also compare the tags.
2704 (iterative_hash_type_name): Rename to ...
2705 (iterative_hash_name): ... this. Hash all names.
2706 (iterative_hash_gimple_type): Fix hashing the struct tag of
2707 pointer targets. Hash field decl names.
2709 2009-10-15 Richard Guenther <rguenther@suse.de>
2712 * gimple.c (gimple_get_alias_set): Avoid recursing on
2713 invalid type topology.
2715 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2717 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2719 2009-10-15 Richard Guenther <rguenther@suse.de>
2721 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2723 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2725 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2726 add --with-tune{,-32,-64} configured default for -mtune if explicit
2729 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2731 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2733 2009-10-14 DJ Delorie <dj@redhat.com>
2735 * config/h8300/h8300.c (F): New.
2737 (h8300_emit_stack_adjustment): Call them.
2739 (h8300_push_pop): Likewise.
2740 (h8300_expand_prologue): Likewise.
2741 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2742 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2743 (INCOMING_RETURN_ADDR_RTX): Define.
2744 (INCOMING_FRAME_SP_OFFSET): Define.
2745 (DWARF_CIE_DATA_ALIGNMENT): Define.
2747 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2749 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2750 fields in builtin structs.
2751 (finalize_record_size): Likewise.
2753 2009-10-14 Richard Guenther <rguenther@suse.de>
2755 * gimple.c (gtc_ob): New global.
2756 (struct type_pair_d): Replace pointers with type UIDs.
2757 (type_pair_hash): Adjust.
2758 (type_pair_eq): Likewise.
2759 (lookup_type_pair): Likewise. Allocate from an obstack.
2760 (gimple_force_type_merge): Adjust.
2761 (gimple_types_compatible_p): Likewise.
2762 (free_gimple_type_tables): Free the obstack.
2764 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2766 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2767 stmts setting DEBUG_EXPR_DECLs.
2769 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2770 Don't crash if mode1 is VOIDmode.
2772 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2774 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2775 * params.h (IRA_LOOP_RESERVED_REGS): New.
2776 * tree-pass.h (pass_subregs_of_mode_init,
2777 pass_subregs_of_mode_finish): Remove.
2778 * passes.c (pass_subregs_of_mode_init,
2779 pass_subregs_of_mode_finish): Remove.
2780 (pass_reginfo_init): Move before loop optimizations.
2781 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2782 * common.opt (fira-loop-pressure): New.
2783 * toplev.h (flag_ira_loop_pressure): New.
2784 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2785 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2786 Make external and void type functions.
2787 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2788 pass_subregs_of_mode_finish): Remove.
2789 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2790 * regmove.c: Include ira.h.
2791 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2792 register pressure calculation in loops.
2793 * loop-invariant.c: Include REGS_H and ira.h.
2794 (struct loop_data): New members max_reg_pressure, regs_ref, and
2796 (struct invariant): New member orig_regno.
2797 (curr_loop): New variable.
2798 (find_exits): Initialize regs_ref and regs_live.
2799 (create_new_invariant): Initialize orig_regno.
2800 (get_cover_class_and_nregs): New.
2801 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2802 array. Add code for flag_ira_loop_pressure.
2803 (gain_for_invariant): Make new_regs an array. Add code for
2804 flag_ira_loop_pressure.
2805 (best_gain_for_invariant): Ditto.
2806 (set_move_mark): New parameter gain. Use it for debugging output.
2807 (find_invariants_to_move): Make regs_needed and new_regs an array.
2808 Add code for flag_ira_loop_pressure.
2809 (move_invariant_reg): Set up orig_regno.
2810 (move_invariants): Set up reg classes for pseudos for
2811 flag_ira_loop_pressure.
2812 (free_loop_data): Clear regs_ref and regs_live.
2813 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2814 get_regno_cover_class, change_pressure, mark_regno_live,
2815 mark_regno_death, mark_reg_store, mark_reg_clobber,
2816 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2817 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2818 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2819 register pressure calculation in loops if new regs were added.
2820 Call finish_subregs_of_mode.
2821 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2822 * Makefile.in (loop-invariant.o): Add ira.h.
2824 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2826 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2828 2009-10-14 Richard Guenther <rguenther@suse.de>
2830 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2831 (lto_symtab_merge): ... here. Rewrite both to take the
2832 prevailing and a to-be-merged entry and to queue diagnostics properly.
2833 (lto_symtab_resolve_replaceable_p): New predicate for
2835 (lto_symtab_resolve_can_prevail_p): Likewise.
2836 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2837 handles merging commons by choosing the largest decl. Fold
2838 in code that gives ODR errors.
2839 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2841 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2842 case of no prevailing decl here. Diagnose mismatches
2843 in object types here. Drop all but the prevailing decls.
2844 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2845 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2846 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2848 2009-10-14 Richard Guenther <rguenther@suse.de>
2851 * lto-streamer-in.c (input_bb): Replace debug stmts with
2852 nops instead of dropping them.
2854 2009-10-14 Nick Clifton <nickc@redhat.com>
2856 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2857 in situations where it is being used as a minus symbol.
2858 * gcc/doc/tm.texi: Likewise.
2859 * gcc/doc/md.texi: Likewise.
2861 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2863 PR preprocessor/41543
2864 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2865 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2866 * tree.c: Include intl.h.
2867 (expand_location): Handle BUILTINS_LOCATION.
2868 * Makefile.in (tree.o): Depend on intl.h.
2871 * dwarf2out.c (dwarf2out_var_location): Always clear
2872 last_postcall_label when changing last_label.
2874 2009-10-14 Pascal Obry <obry@adacore.com>
2876 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2877 (process_command): Handle -E as done with -c and -S. Do not add
2878 the target executable suffix to the output file when -E is used.
2879 (main): Adjust error message accordingly.
2881 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2887 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2889 (tree_code_size): Likewise.
2891 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2893 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2894 * real.h (HAVE_mpc_arc): Define.
2896 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2898 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2899 (struct builtin_description): Add fndecl field.
2900 (bdesc): Remove const qualifier. Update initializer.
2901 (sh_media_init_builtins): Remove const qualifier for d. Record
2902 the result of add_builtin_function to the fndecl field.
2903 (sh_builtin_decl): New.
2904 (sh_media_builtin_decl): New.
2906 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2909 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2910 requests between special registers.
2912 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2914 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2916 2009-10-13 Richard Henderson <rth@redhat.com>
2918 PR tree-optimization/41377
2919 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2920 (cleanup_empty_eh_merge_phis): New change_region parameter;
2921 pass it on to redirect_eh_edge_1. Update callers.
2922 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2923 at the destination block.
2925 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2927 * passes.c (register_pass): Replaced gcc_unreachable by
2928 fatal_error on failure. Mentions plugins in comments & messages.
2930 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2933 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2934 * sched-vis.c (print_value): Use it.
2935 * cselib.c (cselib_hash_rtx): Likewise.
2936 * print-rtl.c (print_rtx): Likewise.
2937 * cfgexpand.c (expand_debug_rtx): Likewise.
2938 * var-tracking.c (vt_expand_loc_callback): Likewise.
2940 2009-10-13 Richard Guenther <rguenther@suse.de>
2943 * opts.c (handle_option): Split out code to handle setting
2944 the options flag var ...
2945 (set_option): ... here.
2946 * opts.h (set_option): Declare.
2947 * lto-opts.c (register_user_option_p): Include -fexceptions
2948 and all position independent code variants.
2949 (handle_common_option): Remove.
2950 (lto_reissue_options): Use set_option.
2952 2009-10-13 Martin Jambor <mjambor@suse.cz>
2954 PR tree-optimization/41661
2955 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2956 that are tcc_comparisons or do not change the type in any
2958 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2959 folding tcc_comparison operations.
2961 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2963 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2966 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2972 * tree.def (DEBUG_EXPR_DECL): New.
2973 * rtl.def (DEBUG_EXPR): New.
2974 * gengtype.c (adjust_field_rtx_def): Handle it.
2975 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2976 (insert_debug_temp_for_var_def): ... this. Drop support for
2977 moving. Take iterator for def stmt; insert debug stmt before it.
2978 Scan early for use count and kind in debug stmts.
2979 (propagate_defs_into_debug_stmts): Rename to...
2980 (insert_debug_temps_for_defs): ... this. Likewise.
2981 * tree.h (DEBUG_TEMP_UID): New.
2982 * tree.c (next_debug_decl_uid): New.
2983 (make_node_stat): Count debug decls separately.
2984 (copy_node_stat): Likewise.
2985 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2986 * var-tracking.c (dv_is_decl_p): Recognize it.
2987 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2988 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2989 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2990 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2991 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2992 (cselib_hash_rtx): Likewise.
2993 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2994 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2996 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2997 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2998 * rtl.c (copy_rtx): Likewise.
2999 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3000 * print-rtl.c (print_rtx): Likewise.
3001 * sched-vis.c (print_value): Likewise.
3002 (print_insn): Handle DEBUG_EXPR_DECL.
3003 * tree-dump.c (dequeue_and_dump): Likewise.
3004 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3005 * gimple-iterator (gsi_replace): Check for same lhs.
3006 (gsi_remove): Insert debug temps.
3007 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3008 (move_computations_stmt): Drop explicit propagation into debug stmts.
3009 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3010 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3011 * tree-ssa-sink.c (statement_sink_location): Likewise.
3012 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3013 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3014 * tree-flow.h: Likewise.
3015 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3016 debug temps without values.
3017 (eliminate_unnecessary_stmts): Don't discard just-inserted
3020 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3023 * config/cris/cris.md (andu): Check that operand 1 is one of the
3024 general registers. Fix typo in head comment.
3026 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3028 * config/i386/i386.md (vswapmov): New.
3029 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3030 (ix86_function_ms_hook_prologue): New.
3031 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3032 * configure.ac: Test for swap suffix support in as.
3033 * configure: Rebuild.
3035 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3038 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3039 paradoxical subregs to prevent partial register stalls if the inner
3040 mode is integer mode.
3042 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3044 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3046 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3049 * gcc/dwarf2out.c (template_parameter_pack_die,
3050 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3052 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3055 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3057 (maybe_register_def): Likewise. Take stmt iterator.
3058 (rewrite_update_stmt): Take stmt iterator and pass it on.
3059 (rewrite_update_enter_block): Pass stmt iterator.
3061 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3063 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3064 (spu_builtin_decl): New function.
3066 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3068 * config/i386/i386.md (SWIM): New mode iterator.
3069 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3070 using SWIM mode iterator.
3071 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3072 patterns using SWI48 mode iterator.
3073 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3074 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3075 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3076 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3077 patterns using SWI248 mode iterator.
3078 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3079 gen_x86_movdicc_0_m1_rex64 for renamed function
3081 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3082 Eric Botcazou <ebotcazou@adacore.com>
3085 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3086 * config/sparc/sol2-unwind.h: New file.
3088 2009-10-11 Olivier Hainque <hainque@adacore.com>
3089 Eric Botcazou <ebotcazou@adacore.com>
3092 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3093 * config/i386/sol2-unwind.h: New file.
3095 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3098 * config/i386/i386.md (addsi_1_zext): Get the proper second
3101 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3103 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3104 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3107 2009-10-11 Richard Guenther <rguenther@suse.de>
3109 * gimple.c (iterative_hash_type_name): Do not handle special
3112 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3114 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3115 (*setcc_si_1_and): Ditto.
3116 (*setcc_si_1_movzbl): Ditto.
3117 (*setcc_<mode>_2): Ditto.
3118 (*setcc_qi): Rename from *setcc_1.
3119 (*setcc_qi_slp): Rename from *setcc_2.
3121 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3122 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3124 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3125 "if" condition, there is already assert with reload_completed present.
3127 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3129 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3131 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3133 * doc/install.texi (Final install): Refer to
3134 http://gcc.gnu.org/bugs/ for bug reporting.
3136 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3138 * configure.ac: Add test for dci instruction.
3139 * configure: Regenerate.
3140 * config.in: Likewise.
3141 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3142 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3143 (-mmulhw): Add 476 to description.
3144 (-mdlmzb): Likewise.
3145 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3146 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3147 (processor_target_table): Add 476 and 476fp entries.
3148 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3149 (rs6000_issue_rate): Add CPU_PPC476.
3150 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3151 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3152 (processor_type): Add PROCESSOR_PPC476.
3153 (EXTRA_SPECS): Add asm_cpu_476 string.
3154 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3155 (define_attr "cpu"): Add ppc476.
3157 Update comments for 476.
3158 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3159 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3160 Update copyright year.
3161 * config/rs6000/476.md: New file.
3162 * config/rs6000/40x.md: Add description for "isel" attribute.
3163 Update copyright year.
3164 * config/rs6000/440.md: Likewise.
3165 * config/rs6000/603.md: Likewise.
3166 * config/rs6000/6xx.md: Likewise.
3167 * config/rs6000/7450.md: Likewise.
3168 * config/rs6000/7xx.md: Likewise.
3169 * config/rs6000/8540.md: Likewise.
3170 * config/rs6000/cell.md: Likewise.
3171 * config/rs6000/e300c2c3.md: Likewise.
3172 * config/rs6000/e500mc.md: Likewise.
3173 * config/rs6000/mpc.md: Likewise.
3174 * config/rs6000/power4.md: Likewise.
3175 * config/rs6000/power5.md: Likewise.
3176 * config/rs6000/power6.md: Likewise.
3177 * config/rs6000/power7.md: Likewise.
3178 * config/rs6000/rios1.md: Likewise.
3179 * config/rs6000/rios2.md: Likewise.
3180 * config/rs6000/rs64.md: Likewise.
3182 2009-10-10 Richard Guenther <rguenther@suse.de>
3184 PR tree-optimization/41654
3185 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3186 a cond expr before calling gimple_cond_set_condition_from_tree.
3187 (ifcombine_iforif): Likewise.
3189 2009-10-09 Ian Lance Taylor <iant@google.com>
3191 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3192 * configure: Rebuild.
3194 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3196 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3199 2009-10-09 Richard Guenther <rguenther@suse.de>
3202 * target-def.h (TARGET_BUILTIN_DECL): Define.
3203 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3204 * target.h (struct gcc_target): Add builtin_decl target hook.
3205 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3206 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3208 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3209 not gcc_unreachable.
3210 (lto_output_builtin_tree): Sorry if the target does not support
3211 streaming target builtins.
3212 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3213 (rs6000_builtin_decl): New function.
3214 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3215 (ix86_builtin_decl): New function.
3217 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3219 PR preprocessor/41445
3220 * c-ppoutput.c (do_line_change): New function.
3221 (cb_line_change): Use it.
3222 (scan_translation_unit): Call do_line_change if
3223 avoid_paste or PREV_WHITE and token location is on a different line
3224 than print.src_line.
3227 * dwarf2out.c (dwarf2out_init): Test whether
3228 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3231 PR rtl-optimization/41646
3232 * calls.c (expand_call): For BLKmode types returned in registers
3233 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3236 2009-10-09 Richard Guenther <rguenther@suse.de>
3238 PR tree-optimization/41634
3239 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3240 we remove the correct elements.
3241 (optimize_stmt): Make sure to update stmt operands before
3242 optimizing redundancies.
3244 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3246 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3248 2009-10-09 Richard Guenther <rguenther@suse.de>
3251 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3253 (lto_wrapper_exit): New function.
3255 (fatal_perror): Likewise.
3256 (fork_execute): Use global args_name, do not free it.
3257 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3258 * lto-streamer.h: Remove duplicate prototypes.
3260 2009-10-09 Richard Guenther <rguenther@suse.de>
3262 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3263 before calling stmt_can_throw_external.
3265 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3267 PR tree-optimization/40071
3268 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3269 pointer if the original data reference doesn't conflict with the
3270 created vector data reference. Fix long line.
3272 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3274 * config/i386/i386.md (any_div): New code iterator.
3275 (u): Handle div and udiv.
3277 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3279 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3280 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3281 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3282 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3284 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3286 * gcc.c (main): Remove trailing "." from diagnostics.
3288 2009-10-08 Cary Coutant <ccoutant@google.com>
3290 Add support for debugging with ICF (Identical Code Folding).
3291 * calls.c (debug.h): New #include.
3292 (emit_call_1): Call virtual_call_token debug hook.
3293 * common.opt (-fenable-icf-debug): New option.
3294 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3295 locations in the source).
3296 (poc_label_num): New variable.
3297 (dcall_entry, vcall_entry): New typedefs.
3298 (dcall_table, vcall_table): New variables.
3299 (struct vcall_insn): New type.
3300 (vcall_insn_table): New variable.
3301 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3302 (size_of_dcall_table): New function.
3303 (output_dcall_table): New function.
3304 (size_of_vcall_table): New function.
3305 (output_vcall_table): New function.
3306 (dwarf2out_direct_call): New function.
3307 (vcall_insn_table_hash): New function.
3308 (vcall_insn_table_eq): New function.
3309 (dwarf2out_virtual_call_token): New function.
3310 (dwarf2out_virtual_call): New function.
3311 (dwarf2out_init): Allocate new tables and sections.
3312 (prune_unused_types): Mark DIEs referenced from direct call table.
3313 (dwarf2out_finish): Output direct and virtual call tables.
3314 * final.c (final_scan_insn): Call direct_call and virtual_call
3316 * debug.h (struct gcc_debug_hooks): Add direct_call,
3317 virtual_call_token, virtual_call hooks.
3318 (debug_nothing_uid): New function.
3319 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3320 (debug_nothing_uid): New function.
3321 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3322 (xcoff_debug_hooks): Likewise.
3323 * sdbout.c (sdb_debug_hooks): Likewise.
3324 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3325 * doc/invoke.texi (-fenable-icf-debug): New option.
3327 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3330 * regmove.c (regmove_backward_pass): Replace src with dst in the
3331 debug insn, and check for dst before rather than after.
3333 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3335 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3336 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3338 2009-10-08 Jan Hubicka <jh@suse.cz>
3341 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3342 do not mark cgraph nodes as needed.
3343 (record_references_in_initializer): Add new only_vars parameter.
3344 * cgraph.h (record_references_in_initializer): New parameter.
3345 * varasm.c (assemble_variable): Update call.
3346 * varpool.c (varpool_analyze_pending_decls): Always look for
3349 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3351 * config/avr/avr.c (last_insn_address) Remove variable.
3352 (expand_prologue): Don't initialise last_insn_address variable.
3353 (final_prescan_insn): Don't output insn size.
3354 * config/avr/avr.opt (msize): Remove switch.
3355 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3358 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3360 * combine.c (label_tick_ebb_start): Fix comment.
3361 (combine_instructions): Set label_tick and label_tick_ebb_start before
3362 calling setup_incoming_promotions. Start them from 1. Increment
3363 label_tick instead of deriving it from the BB index. Rather than
3364 comparing ticks use the block from the previous iteration to decide
3365 whether to start a new EBB. Remove empty lines before function.
3367 2009-10-08 Michael Matz <matz@suse.de>
3370 * builtins.c (fold_builtin_isascii): Use fold_build2.
3371 (fold_builtin_isdigit): Ditto.
3372 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3373 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3374 remove_useless_stmts_cond, remove_useless_stmts_tf,
3375 remove_useless_stmts_tc, remove_useless_stmts_bind,
3376 remove_useless_stmts_goto, remove_useless_stmts_label,
3377 remove_useless_stmts_1, remove_useless_stmts,
3378 pass_remove_useless_stmts): Remove.
3379 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3380 * passes.c (init_optimization_passes): Don't add
3381 pass_remove_useless_stmts.
3382 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3383 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3385 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3386 for static constants.
3387 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3388 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3390 2009-10-08 Richard Guenther <rguenther@suse.de>
3392 * gimple.c (free_gimple_type_tables): New function.
3393 * gimple.h (free_gimple_type_tables): Declare.
3395 2009-10-07 Mark Heffernan <meheff@google.com>
3397 * ipa-prop.c (ipa_print_node_params) Only print
3398 names of named arguments.
3400 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3402 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3403 being statically linked.
3405 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3407 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3409 2009-10-08 Jan Hubicka <jh@suse.cz>
3412 * ipa.c (cgraph_externally_visible_p,
3413 function_and_variable_visibility,
3414 whole_program_function_and_variable_visibility): Skip non-finalized
3417 2009-10-08 Nick Clifton <nickc@redhat.com>
3419 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3422 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3425 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3427 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3430 * c-common.c (c_fully_fold_internal): Strip nops from the result
3431 of recursive calls to c_fully_fold_internal.
3432 (c_wrap_maybe_const): New.
3433 (c_save_expr): Use c_wrap_maybe_const.
3434 * c-common.h (c_wrap_maybe_const): Declare.
3435 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3436 build_binary_op): Use c_wrap_maybe_const.
3438 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3440 * real.c: Fix comment to reflect actual exponent size.
3442 2009-10-08 Ben Elliston <bje@au.ibm.com>
3444 * config/rs6000/a2.md: Add FSF comment header.
3446 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3448 * config/i386/i386.md (any_extend): New code iterator.
3449 (u, s): New code attributes.
3451 (DWIH): Rewrite as code iterator for SI and DI modes.
3452 (DWI): Rewrite as mode attribute.
3453 (dwi): New mode attribute.
3454 (di): Depend on SI mode and DI mode.
3455 (doubleint_general_operand): Remove mode attribute.
3457 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3460 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3461 (*sub<mode>3_doubleword): Ditto.
3463 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3464 using SWIM248 mode iterator.
3465 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3466 using SWI48 mode iterator.
3467 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3468 patterns using DWIH mode iterator and any_extend code iterator.
3469 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3470 using any_extend code iterator.
3471 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3472 patterns using DWIH mode iterator and any_extend code iterator.
3473 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3474 using any_extend code iterator.
3475 (<s>mul<mode>3_highpart): Macroize expander from
3476 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3477 and any_extend code iterator.
3478 (*<s>muldi3_highpart_1): Macroize insn from
3479 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3480 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3481 patterns using any_extend code iterator.
3482 (*<s>mulsi3_highpart_zext): Macroize insn from
3483 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3485 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3487 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3488 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3489 refering to a DIE with DW_AT_const_value.
3491 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3494 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3496 2009-10-06 Jan Hubicka <jh@suse.cz>
3498 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3501 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3503 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3504 *lea_2_rex64): Move before *add<mode>_1 pattern.
3506 2009-10-07 Jan Hubicka <jh@suse.cz>
3508 * collect2.c (main): Add -fno-whole-program.
3509 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3511 2009-10-07 Jan Hubicka <jh@suse.cz>
3513 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3514 has no address taken.
3515 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3517 (cgraph_clone_node): Clear externally_visible flag for clones.
3518 * cgraph.h (cgraph_only_called_directly_p,
3519 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3520 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3521 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3522 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3523 ipcp_insert_stage): Likwise.
3524 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3525 externally_visible flag.
3526 (verify_cgraph_node): Verify that inline clones look right.
3527 (process_function_and_variable_attributes): Do not set
3528 externally_visible flags.
3529 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3531 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3533 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3534 clear externally_visible when turning into inline clones
3535 (cgraph_mark_inline_edge): Use new predicates.
3536 (cgraph_estimate_growth): Likewise.
3537 (cgraph_decide_inlining): Likewise.
3538 * ipa.c (cgraph_postorder): Likewise.
3539 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3540 that inline clones are not needed.
3541 (cgraph_externally_visible_p): New predicate.
3542 (function_and_variable_visibility): Add whole_program parameter;
3543 always set externally_visible flag; handle COMDAT function
3545 (local_function_and_variable_visibility): New function.
3546 (gate_whole_program_function_and_variable_visibility): New function.
3547 (whole_program_function_and_variable_visibility): New function.
3548 (pass_ipa_whole_program_visibility): New function.
3549 * passes.c (init_optimization_passes): Add whole program visibility
3551 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3552 not care about needed/reachable flags.
3553 * varpool.c: Include flags.h
3554 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3555 (varpool_finalize_decl): When we are in LTO read-back, all variables
3557 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3559 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3561 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3564 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3566 * config.gcc: Don't include the makefile fragments intended for
3568 * config/s390/fixdfdi.h: File removed.
3569 * config/s390/libgcc-glibc.ver: File removed.
3570 * config/s390/s390.h: Remove the fixdfdi.h hack.
3571 * config/s390/t-crtstuff: File moved to libgcc dir.
3572 * config/s390/t-linux: Likewise.
3573 * config/s390/t-tpf: libgcc specific parts removed.
3574 * config/s390/t-linux64: Likewise.
3576 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3578 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3579 (lto-compress.o): Likewise.
3581 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3584 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3585 dllexport to class members here.
3586 (i386_pe_determine_dllimport_p): Only check static class data for
3588 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3589 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3590 functions for vague linkage.
3591 (i386_pe_type_dllexport_p): Fix formatting.
3592 (maybe_add_dllexport) New function.
3593 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3596 2009-10-07 Ben Elliston <bje@au.ibm.com>
3598 * config/rs6000/a2.md: Remove duplicated lines.
3600 2009-10-07 Ben Elliston <bje@au.ibm.com>
3602 * config.gcc (powerpc*-*-*): Handle a2.
3603 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3604 * config/rs6000/a2.md: New file.
3605 * config/rs6000/rs6000.opt (mno-update): New.
3606 (mupdate): Return to using a mask, not a var.
3607 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3608 (enum processor_type): Add PROCESSOR_PPCA2.
3609 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3610 (rs6000_override_options): Add "a2" to processor_target_table.
3611 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3612 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3614 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3616 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3617 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3618 reference to nonexistent gen_truncxfxf2 function.
3620 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3622 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3623 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3624 (general_operand): Handle TI mode.
3625 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3626 using SDWIM mode iterator.
3627 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3628 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3629 using DWI mode iterator.
3630 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3631 patterns using SWI mode iterator.
3632 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3633 using SWI48 mode iterator.
3634 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3635 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3636 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3637 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3638 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3639 using SDWIM mode iterator.
3640 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3641 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3642 using DWI mode iterator.
3643 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3644 patterns using SWI mode iterator.
3645 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3646 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3647 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3648 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3649 patterns using plusminus code iterator.
3650 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3651 sub<mode>3 patterns using plusminus code iterator.
3652 * config/i386/i386.c (override_options): Update the call to
3653 gen_subdi_carry_rex64 for renamed function.
3654 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3655 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3656 calls to instruction expanders.
3658 2009-10-06 Martin Jambor <mjambor@suse.cz>
3661 * opts.c (decode_options): Run IPA-SRA at -O2.
3663 2009-10-06 Richard Guenther <rguenther@suse.de>
3665 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3667 2009-10-06 Tobias Burnus <burnus@net-b.de>
3670 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3671 -flto and -fwhole-program flags can be combined.
3673 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3676 * gcc.c (process_command): Check that -o argument was specified.
3678 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3680 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3682 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3684 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3685 * doc/invoke.texi (Warning Options): Annotate allowed languages
3686 for -Wunsuffixed-float-constants.
3688 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3690 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3691 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3692 same name and isn't the main variant.
3695 * dwarf2out.c (loc_by_reference): Removed.
3696 (dw_loc_list_1): New function.
3697 (dw_loc_list): Remove toplev argument, add want_address argument.
3698 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3699 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3700 want_address == 2 to dw_loc_list. For successful dw_loc_list
3701 set have_address to 1 only if want_address is not 0.
3703 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3705 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3706 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3707 a code block followed by two pointers.
3708 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3709 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3710 (MIPS_MOVE): Likewise.
3711 (MIPS_LUI): Likewise.
3712 (MIPS_JR): Likewise.
3713 (MIPS_BAL): Likewise.
3714 (MIPS_NOP): Likewise.
3715 (mips_asm_trampoline_template): Delete.
3716 (mips_trampoline_code_size): New function.
3717 (mips_trampoline_init): Add shorter sequences for all cases
3718 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3719 Calculate the opcodes directly, rather than copying from a template.
3720 Only flush the code part of the trampoline.
3721 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3723 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3725 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3726 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3727 (INCOMING_RETURN_ADDR_RTX): Likewise.
3728 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3730 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3731 with RETURN_ADDR_REGNUM.
3732 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3733 * config/mips/mips.c (mips16_build_call_stub): Replace
3734 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3735 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3736 (mips_print_operand_punctuation): Likewise.
3737 (mips_frame_set): Likewise.
3738 (mips16e_output_save_restore): Likewise.
3739 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3740 (mips_save_reg_p): Likewise.
3741 (mips_return_addr): Likewise.
3742 (mips_set_return_address): Likewise.
3743 (mips_direct_save_slot_move_p): Likewise.
3744 (mips_output_function_prologue): Likewise.
3745 (mips_restore_reg): Likewise.
3746 (mips_expand_epilogue): Likewise.
3747 (mips_epilogue_uses): Likewise.
3748 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3749 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3750 (clear_hazard_<mode>): Likewise.
3751 (call_internal): Likewise.
3752 (call_internal_direct): Likewise.
3753 (call_direct_split): Likewise.
3754 (call_value_internal): Likewise.
3755 (call_value_split): Likewise.
3756 (call_value_internal_direct): Likewise.
3757 (call_value_direct_split): Likewise.
3758 (call_value_multiple_internal): Likewise.
3759 (call_value_multiple_split): Likewise.
3761 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3762 Jakub Jelinek <jakub@redhat.com>
3764 PR rtl-optimization/41511
3765 * combine.c (record_value_for_reg): Pass explicit values as argument
3766 to get_last_value_validate.
3767 (get_last_value_validate): Document INSN parameter.
3768 For non-readonly MEMs, assume they might have been modified if INSN
3769 was in another basic block.
3770 (get_last_value): Minor reformatting.
3772 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3775 * final.c (asm_str_count): Split out from asm_insn_count.
3776 * rtl.h (asm_str_count): New prototype.
3777 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3780 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3782 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3784 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3785 Rafael Espindola <espindola@google.com>
3787 * gengtype.c (write_types): Moved call to write_func_for_structure
3788 into seperate loops.
3790 2009-10-05 Richard Guenther <rguenther@suse.de>
3793 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3794 (input_cgraph_1): Input toplevel asms.
3796 2009-10-05 Richard Guenther <rguenther@suse.de>
3799 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3800 (external_aggregate_decl_p): Likewise.
3801 (lto_symtab_compatible): Re-structure. Remove dead code.
3802 For variables ignore toplevel qualifiers when comparing types.
3803 Issue warnings, not errors for mismatched user-alignment.
3805 2009-10-05 Richard Guenther <rguenther@suse.de>
3809 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3810 (struct lto_symtab_identifier_def): Likewise.
3811 (struct lto_symtab_decl_def): Likewise.
3812 (struct lto_symtab_entry_def): New.
3813 (lto_symtab_identifier_t): Rename to ...
3814 (lto_symtab_entry_t): ... this.
3815 (lto_symtab_decls): Remove.
3816 (lto_symtab_base_hash): Rename to ...
3817 (lto_symtab_entry_hash): ... this.
3818 (lto_symtab_base_eq): Rename to ...
3819 (lto_symtab_entry_eq): ... this.
3820 (lto_symtab_base_marked_p): Rename to ...
3821 (lto_symtab_entry_marked_p): ... this.
3822 (lto_symtab_identifier_marked_p): Remove.
3823 (lto_symtab_decl_marked_p): Likewise.
3824 (lto_symtab_maybe_init_hash_tables): Rename to ...
3825 (lto_symtab_maybe_init_hash_table): ... this.
3826 (lto_symtab_set_resolution_and_file_data): Remove.
3827 (lto_symtab_register_decl): New function.
3828 (lto_symtab_get_identifier): Remove.
3829 (lto_symtab_get): New function.
3830 (lto_symtab_get_resolution): Adjust.
3831 (lto_symtab_get_identifier_decl): Remove.
3832 (lto_symtab_set_identifier_decl): Likewise.
3833 (lto_symtab_merge_decl): Rename to ...
3834 (lto_symtab_merge): ... this. Rewrite.
3835 (lto_symtab_merge_var): Remove.
3836 (lto_symtab_merge_fn): Likewise.
3837 (lto_symtab_prevailing_decl): Adjust.
3838 (lto_cgraph_replace_node): New function.
3839 (lto_symtab_merge_decls_2): Likewise.
3840 (lto_symtab_merge_decls_1): Likewise.
3841 (lto_symtab_fixup_var_decls): Likewise.
3842 (lto_symtab_resolve_symbols): Likewise.
3843 (lto_symtab_merge_decls): Likewise.
3844 (lto_symtab_prevailing_decl): Adjust.
3845 (lto_symtab_get_symtab_def): Remove.
3846 (lto_symtab_get_file_data): Likewise.
3847 (lto_symtab_clear_resolution): Adjust.
3848 (lto_symtab_clear_resolution): Likewise.
3849 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3850 (input_cgraph_1): Likewise.
3851 * lto-streamer-in.c (get_resolution): Do not provide fake
3852 symbol resolutions here.
3853 (deferred_global_decls): Remove.
3854 (lto_register_deferred_decls_in_symtab): Likewise.
3855 (lto_register_var_decl_in_symtab): Change signature, register
3856 variable via lto_symtab_register_decl.
3857 (lto_register_function_decl_in_symtab): Likewise.
3858 (lto_read_tree): Adjust.
3859 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3860 (lto_symtab_merge_var): Likewise.
3861 (lto_symtab_merge_fn): Likewise.
3862 (lto_symtab_register_decl): Declare.
3863 (lto_symtab_merge_decls): Likewise.
3865 2009-10-05 Richard Guenther <rguenther@suse.de>
3867 PR tree-optimization/23821
3868 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3869 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3870 simple IV increments.
3872 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3874 * config/arm/arm.c (arm_override_options): Really initialize
3875 flag_dwarf2_cfi_asm to 0.
3877 2009-10-05 Doug Kwan <dougkwan@google.com>
3879 PR rtl-optimization/41574
3880 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3881 floating point and we are not doing unsafe math optimizations.
3883 2009-10-03 Simon Baldwin <simonb@google.com>
3884 Cary Coutant <ccoutant@google.com>
3885 Rafael Espindola <espindola@google.com>
3886 Richard Guenther <rguenther@suse.de>
3887 Jan Hubicka <jh@suse.cz>
3888 Doug Kwan <dougkwan@google.com>
3889 H.J. Lu <hongjiu.lu@intel.com>
3890 Bill Maddox <maddox@google.com>
3891 Ryan Mansfield <rmansfield@qnx.com>
3892 Diego Novillo <dnovillo@google.com>
3893 Ollie Wild <aaw@google.com>
3894 Kenneth Zadeck <zadeck@naturalbridge.com>
3896 * lto-cgraph.c: New file.
3897 * lto-compress.c: New file.
3898 * lto-compress.h: New file.
3899 * lto-opts.c: New file.
3900 * lto-section-in.c: New file.
3901 * lto-section-out.c: New file.
3902 * lto-streamer-in.c: New file.
3903 * lto-streamer-out.c: New file.
3904 * lto-streamer.c: New file.
3905 * lto-streamer.h: New file.
3906 * lto-symtab.c: New file.
3907 * lto-wpa-fixup.c: New file.
3908 * lto-wrapper.c: New file.
3910 2009-10-03 Simon Baldwin <baldwin@google.com>
3911 Ben Elliston <bje@au.ibm.com>
3912 Rafael Espindola <espindola@google.com>
3913 Nathan Froyd <froydnj@codesourcery.com>
3914 Jan Hubicka <jh@suse.cz>
3915 Doug Kwan <dougkwan@google.com>
3916 Diego Novillo <dnovillo@google.com>
3917 Kenneth Zadeck <zadeck@naturalbridge.com>
3919 * Makefile.in (enable_lto): New.
3920 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3921 (LINKER_PLUGIN_API_H): Define.
3922 (LTO_SYMTAB_H): Define.
3923 (LTO_STREAMER_H): Define.
3924 (TREE_VECTORIZER_H): Define.
3925 (INCLUDES): Add LIBELFINC.
3926 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3927 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3928 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3929 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3930 (native): Add lto-wrapper$(exeext)
3931 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3932 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3933 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3934 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3935 (varasm.o): Add dependency on tree-iterator.h.
3936 (cgraph.o): Add dependency on cif-code.def.
3937 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3938 (ipa-pure-const.o): Likewise.
3939 (GTFILES): Add lto-symtab.c.
3940 (install-lto-wrapper): New.
3941 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3942 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3943 * config.in: Regenerate.
3945 2009-10-03 Rafael Espindola <espindola@google.com>
3946 Diego Novillo <dnovillo@google.com>
3948 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3949 ipa_write_summaries.
3950 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3952 (cgraph_optimize): Make extern.
3954 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3955 Kenneth Zadeck <zadeck@naturalbridge.com>
3957 * toplev.c (in_lto_p): Declare.
3958 * collect2.c (scan_prog_file): Read all the output when reading
3959 information for LTO.
3960 (enum lto_mode_d): Declare.
3962 2009-10-03 Richard Guenther <rguenther@suse.de>
3963 Diego Novillo <dnovillo@google.com>
3965 * gimple.c: Include target.h and alias.h.
3966 (gimple_types): Declare.
3967 (type_hash_cache): Declare.
3968 (gimple_alloc_stat): Make extern.
3969 (gimple_build_eh_must_not_throw): Call
3970 gimple_eh_must_not_throw_set_fndecl.
3971 (struct type_pair_d): Declare.
3972 (type_pair_t): Declare.
3973 (type_pair_hash): New.
3974 (type_pair_eq): New.
3975 (lookup_type_pair): New.
3976 (gimple_force_type_merge): New.
3977 (compare_type_names_p): New.
3978 (compare_field_offset): New.
3979 (gimple_types_compatible_p): New.
3980 (struct sccs): Declare.
3981 (next_dfs_num): Declare.
3982 (iterative_hash_gimple_type): New.
3984 (iterative_hash_type_name): New.
3985 (iterative_hash_gimple_type): New.
3986 (gimple_type_hash): New.
3987 (gimple_type_eq): New.
3988 (gimple_register_type): New.
3989 (print_gimple_types_stats): New.
3990 (gimple_signed_or_unsigned_type): New.
3991 (gimple_unsigned_type): New.
3992 (gimple_signed_type): New.
3993 (gimple_get_alias_set): New.
3994 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3995 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3996 (gimple_force_type_merge): Declare.
3997 (gimple_types_compatible_p): Declare.
3998 (gimple_register_type): Declare.
3999 (print_gimple_types_stats): Declare.
4000 (gimple_unsigned_type): Declare.
4001 (gimple_signed_type): Declare.
4002 (gimple_get_alias_set): Declare.
4003 (gimple_eh_must_not_throw_set_fndecl): New.
4005 2009-10-03 Jan Hubicka <jh@suse.cz>
4006 Kenneth Zadeck <zadeck@naturalbridge.com>
4008 * ipa-pure-const.c: Include lto-streamer.h.
4009 (register_hooks): Factor out of ...
4010 (generate_summary): ... here.
4011 (pure_const_write_summary): New.
4012 (pure_const_read_summary): New.
4013 (pass_ipa_pure_const): Add pure_const_write_summary and
4014 pure_const_read_summary.
4015 * ipa-reference.c: Include lto-streamer.h.
4016 (add_new_function): New.
4017 (remove_node_data): New.
4018 (duplicate_node_data): New.
4019 (ipa_init): Guard against multiple calls.
4020 Move hook setup from analyze_function.
4021 (write_node_summary_p): New.
4022 (ipa_reference_write_summary): New.
4023 (ipa_reference_read_summary): New.
4024 (pass_ipa_reference): Add ipa_reference_write_summary and
4025 ipa_reference_read_summary.
4026 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4027 (struct cgraph_edge): Add fields lto_stmt_uid and
4028 call_stmt_cannot_inline_p.
4029 (cgraph_optimize): Declare.
4030 (cgraph_decide_is_function_needed): Declare.
4031 (reset_inline_failed): Declare.
4032 (enum LTO_cgraph_tags): Declare.
4033 (LTO_cgraph_tag_names): Declare.
4034 (LCC_NOT_FOUND): Define.
4036 2009-10-03 Doug Kwan <dougkwan@google.com>
4037 Rafael Espindola <espindola@google.com>
4038 Jan Hubicka <jh@suse.cz>
4039 Diego Novillo <dnovillo@google.com>
4040 Kenneth Zadeck <zadeck@naturalbridge.com>
4042 * passes.c (all_regular_ipa_passes): New.
4043 (all_ipa_passes): Rename to all_small_ipa_passes.
4044 (init_optimization_passes): Init all_regular_ipa_passes.
4045 * tree-pass.h (all_regular_ipa_passes): New.
4046 (all_ipa_passes): Rename to all_small_ipa_passes.
4047 * passes.c (all_lto_gen_passes): New.
4048 (init_optimization_passes): Initialize all_lto_gen_passes.
4049 (execute_ipa_summary_passes): Make non-static.
4050 (ipa_write_summaries_1): New.
4051 (ipa_write_summaries_2): New.
4052 (ipa_write_summaries): New.
4053 (ipa_write_summaries_of_cgraph_node_set): New.
4054 (ipa_read_summaries_1): New.
4055 (ipa_read_summaries): New.
4056 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4057 (execute_regular_ipa_pass_list): Remove.
4058 (init_optimization_passes): Schedule
4059 pass_rebuild_cgraph_edges and pass_early_inline outside
4060 of pass_all_early_optimizations. Document reason.
4061 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4062 pass_ipa_lto_finish_out): New pass.
4063 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4064 (execute_all_ipa_transforms): New.
4065 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4066 (dump_properties, debug_properties): New.
4067 * tree-optimize.c (gate_all_early_local_passes): Return
4068 false if we are in lto1.
4069 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4070 * tree-pass.h (execute_all_ipa_transforms): Declare.
4071 (pass_ipa_function_and_variable_visibility): Declare.
4072 (pass_ipa_early_inline): Declare.
4073 (pass_ipa_lto_gimple_out): Declare.
4074 (pass_ipa_lto_wpa_fixup): Declare.
4075 (pass_ipa_lto_finish_out): Declare.
4076 (all_small_ipa_passes, all_regular_ipa_passes,
4077 all_lto_gen_passes): Declare.
4078 (execute_ipa_summary_passes): Declare.
4079 (execute_all_ipa_transforms): Declare.
4080 (ipa_write_summaries): Declare
4081 (ipa_write_summaries_of_cgraph_node_set): Declare.
4082 (ipa_read_summaries): Declare.
4084 2009-10-03 Doug Kwan <dougkwan@google.com>
4085 Ollie Wild <aaw@google.com>
4087 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4089 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4090 (lto_mode): New variable.
4091 (maybe_run_lto_and_relink): Handle the -fwpa option.
4092 (main): Handle the -fwpa option.
4093 (maybe_unlink_list): New function.
4094 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4095 * common.opt (flto): New flag.
4096 * toplev.c (flag_generate_lto): Declare.
4098 2009-10-03 Simon Baldwin <simonb@google.com>
4100 * common.opt (flto-compression-level): New flag.
4102 * opts.c: Include lto-opts.h.
4103 (handle_option): Call lto_register_user_option for each
4104 valid option handled.
4105 (decode_options): Clear registered options before the options
4108 2009-10-03 Cary Coutant <ccoutant@google.com>
4110 * collect2.c (is_elf): New function.
4111 (scan_prog_file): Require LTO object to be in ELF format.
4113 2009-10-03 Rafael Espindola <espindola@google.com>
4115 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4116 libgcc to the linker.
4118 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4120 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4121 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4123 * collect2.h (collect_execute): Add flags argument.
4124 * tlink.c (tlink_execute): Update call to collect_execute.
4125 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4126 (use_linker_plugin): New.
4127 (use_linker_plugin_spec_function): New.
4128 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4129 (linker_plugin_file_spec): New.
4130 (lto_wrapper_spec): New.
4131 (lto_gcc_spec): New.
4132 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4133 (static_spec_functions): Add use-linker-plugin.
4134 (process_command): Handle -use-linker-plugin.
4135 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4136 linker_plugin_file_spec and lto_gcc_spec.
4137 (use_linker_plugin_spec_function): New.
4139 2009-10-03 Richard Guenther <rguenther@suse.de>
4143 * tree.h (is_lang_specific): Include LANG_TYPE.
4144 * tree.c (find_decls_types_r): Manually add interesting parts
4145 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4147 * gimple.c (type_pair_hash): Make symmetric.
4148 (type_pair_eq): Likewise.
4149 (lookup_type_pair): Increase initial hashtable size.
4150 (gimple_force_type_merge): Rely on type-pair symmetry.
4151 (visit): Remove excessive checking code.
4152 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4153 (gimple_register_type): Remove getenv calls, shrink initial
4157 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4158 inline functions if not generating lto output.
4161 * toplev.c (finalize): In WPA mode remove the asm file.
4163 2009-10-03 Doug Kwan <dougkwan@google.com>
4165 * ipa-inline.c (cgraph_mark_inline): Check
4166 edge->call_stmt_cannot_inline_p instead of calling
4167 gimple_call_cannot_inline_p.
4168 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4169 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4170 (inline_generate_summary): Do nothing in LTRANS.
4171 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4172 exists before calling gimple_call_cannot_inline_p.
4173 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4174 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4175 Update new_edge->lto_stmt_uid.
4176 * cgraphbuild.c (reset_inline_failed): New.
4178 * common.opt (fwpa): New flag.
4179 (fltrans): New option.
4180 * gcc.c (gcc_lto_option_t): New type.
4181 (current_lto_option): New variable.
4182 (lto_single_spec_function): Remove and is replaced by ..
4183 (lto_option_spec_function): New function.
4184 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4185 passing the -flto flag.
4186 (cc1_options): Separate non-LTO related parts into ..
4187 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4188 (lto1_options): New spec for lto FE.
4189 (link_lto_options): New spec for handling LTO flags in linker.
4190 (invoke_lto_single): Re-format to fit in 80 column. Replace
4191 lto-single with lto-option.
4192 (static_specs): Add cc1_non_lto_options, lto1_options and
4194 (static_spec_function): Replace lto-single with lto-option.
4195 (process_command): Handle -flto, -fwpa and -fltran by setting
4196 current_lto_option and not passing it to subprocess unconditionally.
4198 2009-10-03 Bill Maddox <maddox@google.com>
4200 Add `gcc' driver support for link-time code generation (LTO).
4202 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4203 (lto_flag, lto_objects, lto_o_file): New variables.
4204 (struct lto_object, struct lto_object_list): New structures.
4205 (collect_exit, handler): Remove LTO temporary output file on exit.
4206 (add_lto_object): New function.
4207 (maybe_run_lto_and_relink): New function. Perform link time code
4208 generation and relinking for object files containing LTO information.
4209 (main): Invoke maybe_run_lto_and_relink().
4210 (dump_argv): New function. For debugging, currently disabled.
4211 (scan_prog_file): Add LTO information pass.
4212 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4214 * toplev.c (compile_file): Emit assembler directive to create
4215 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4217 2009-10-03 Diego Novillo <dnovillo@google.com>
4219 * c.opt: Add LTO to warn_abi and warn_psabi.
4221 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4222 inline function. Ignore language-specific nodes. Update all users.
4223 (find_decls_types_r): Do not traverse the subtrees of
4224 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4225 * tree.h (is_lang_specific): New.
4226 * langhooks.h (struct lang_hooks_for_decls): Remove
4227 may_need_assembler_name_p. Update all users.
4229 * c-common.c (set_builtin_user_assembler_name): Move ...
4230 * builtins.c (set_builtin_user_assembler_name): ... here.
4231 (is_builtin_name): Add comment
4232 (is_builtin_fn): New.
4233 * except.c (output_ttype): Only call
4234 lookup_type_for_runtime if TYPE is not a runtime type.
4236 * passes.c (register_pass): Call position_pass on
4237 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4238 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4239 (TV_IPA_LTO_DECL_IO): Define.
4240 (TV_IPA_LTO_CGRAPH_IO): Define.
4242 (TV_WHOPR_WPA): Define.
4243 (TV_WHOPR_WPA_IO): Define.
4244 (TV_WHOPR_LTRANS): Define.
4245 (TV_WHOPR_WPA_FIXUP): Define.
4246 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4247 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4248 * tree-flow.h (tree_node_can_be_shared): Declare.
4249 * tree-inline.c (tree_can_inline_p): Check that E has a
4250 statement associated with it.
4251 * tree.c (free_lang_data_in_binf): Factor out of ...
4252 (free_lang_data_in_type): ... here.
4253 Call RECORD_OR_UNION_TYPE_P.
4254 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4255 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4256 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4257 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4258 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4259 (gate_free_lang_data): Return true if flag_generate_lto is set.
4260 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4261 * c-common.h (set_builtin_user_assembler_name): Move ...
4262 * tree.h (set_builtin_user_assembler_name): ... here.
4264 * common.opt (flto-report): New flag.
4265 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4266 * collect2.c (scan_prog_file): Send the error output of
4267 'nm' to HOST_BIT_BUCKET.
4269 2009-10-03 Ollie Wild <aaw@google.com>
4271 * langhooks-def.h (lhd_begin_section): New function declaration.
4272 (lhd_write_section): New function declaration.
4273 (lhd_end_section): New function declaration.
4274 (LANG_HOOKS_BEGIN_SECTION): New macro.
4275 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4276 (LANG_HOOKS_END_SECTION): New macro.
4277 (LANG_HOOKS_LTO): New macro.
4278 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4279 * langhooks.c (output.h): Add include.
4280 (saved_section): New static variable.
4281 (lhd_begin_section): New function.
4282 (lhd_write_section_data): New function.
4283 (lhd_end_section): New function.
4284 * langhooks.h (struct lang_hooks_for_lto): New structure.
4285 (struct lang_hooks): Add member lto.
4286 * Makefile.in (langhooks.o): Add dependency on output.h.
4288 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4290 2009-10-03 Richard Guenther <rguenther@suse.de>
4292 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4295 2009-10-03 Simon Baldwin <simonb@google.com>
4296 Richard Guenther <rguenther@suse.de>
4297 Janis Johnson <janis187@us.ibm.com>
4298 Doug Kwan <dougkwan@google.com>
4299 Diego Novillo <dnovillo@google.com>
4300 Ramana Radhakrishnan <ramana.r@gmail.com>
4301 Ollie Wild <aaw@google.com>
4303 * doc/install.texi: Add documentation for libelf and --enable-lto.
4304 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4305 -flto-report, -flto-compression-level and -use-linker-plugin.
4306 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4307 Add section for LTO Testing.
4309 2009-10-02 Cary Coutant <ccoutant@google.com>
4311 Add support for comdat type sections for DWARF v4.
4312 Merge from dwarf4 branch.
4314 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4315 (dw_die_ref): Define vector type.
4316 (enum dw_val_class): Add dw_val_class_data8.
4317 (struct dw_val_struct): Add v.val_data8.
4318 (comdat_type_node_ref): New type.
4319 (struct die_struct): Move die_symbol into a union; add new field
4320 die_type_node. Change all uses.
4321 (comdat_type_node): New type.
4322 (skeleton_chain_node): New type.
4323 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4324 (comdat_type_list): New variable.
4325 (dwarf_tag_name): Add DW_TAG_type_unit.
4326 (dwarf_attr_name): Add DW_AT_signature.
4327 (add_AT_data8): New function.
4328 (replace_child): New function.
4329 (move_all_children): New function.
4330 (print_signature): New function.
4331 (print_die): Print signature information; add dw_val_class_data8.
4332 (attr_checksum): Support dw_val_class_data8.
4333 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4334 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4335 (checksum_sleb128, checksum_uleb128): New functions.
4336 (checksum_die_context): New function.
4337 (loc_checksum_ordered): New function.
4338 (attr_checksum_ordered): New function.
4339 (struct checksum_attributes): New structure.
4340 (collect_checksum_attributes): New function.
4341 (die_checksum_ordered): New function.
4342 (generate_type_signature): New function.
4343 (same_dw_val_p): Add dw_val_class_data8.
4344 (is_symbol_die): Use new is_declaration_die function.
4345 (is_declaration_die): New function.
4346 (should_move_die_to_comdat): New function.
4347 (clone_die): New function.
4348 (clone_tree): New function.
4349 (clone_as_declaration): New function.
4350 (copy_declaration_context): New function.
4351 (generate_skeleton_ancestor_tree): New function.
4352 (generate_skeleton_bottom_up): New function.
4353 (generate_skeleton): New function.
4354 (remove_child_or_replace_with_skeleton): New function.
4355 (break_out_comdat_types): New function.
4356 (struct decl_table_entry): New type.
4357 (htab_decl_hash): New function.
4358 (htab_decl_eq): New function.
4359 (htab_decl_del): New function.
4360 (copy_ancestor_tree): New function.
4361 (copy_decls_walk): New function.
4362 (copy_decls_for_unworthy_types): New function.
4363 (build_abbrev_table): Don't assert on missing die_symbol when doing
4364 comdat type sections.
4365 (size_of_die): Use DW_FORM_sig8 for external references. Add
4367 (unmark_dies): Don't assert for unmarked dies when doing comdat
4369 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4370 (output_signature): New function.
4371 (output_die): Likewise.
4372 (output_compilation_unit_header): Mark output as DWARF version 3
4373 even if generating DWARF 4.
4374 (output_comdat_type_unit): New function.
4375 (output_line_info): Mark output as DWARF version 3 even if generating
4377 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4379 (dwarf2out_end_source_file): Likewise.
4380 (prune_unused_types_walk_attribs): Don't follow references into
4381 comdat type sections.
4382 (prune_unused_types_mark): When generating type units, do not mark
4383 children of non-defining declarations of types; do mark children of
4385 (prune_unused_types): Process comdat type sections.
4386 (htab_ct_hash): New function.
4387 (htab_ct_eq): New function.
4388 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4389 Add a pointer to the line table from type unit entries so
4390 DW_AT_decl_file has meaning.
4391 * varasm.c (default_elf_asm_named_section): Use identifier name as
4392 comdat key instead of lang hook.
4394 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4396 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4398 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4400 * config/i386/i386.md (SWIM248): New mode iterator.
4401 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4402 divmodhi4 patterns using SWIM248 macro.
4403 (*divmod<mode>4): Macroize insn_and_split pattern from
4404 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4405 and their corresponding splitters usign SWIM248 macro. Split SImode
4406 insn to generate cltd and DImode insn to generate cqto instead of
4407 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4408 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4409 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4410 *divmodsi_noext patterns using SWIM248 macro.
4411 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4412 udivmodhi4 patterns using SWIM248 macro.
4413 (*udivmod<mode>4): Macroize insn_and_split pattern from
4414 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4415 corresponding splitters using SWIM248 macro.
4416 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4417 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4419 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4421 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4422 of zero-sized element is zero-sized regardless of its extent.
4424 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4427 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4428 * configure: Regenerated.
4429 * config.in: Regenerated.
4430 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4431 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4432 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4433 not emitting .eh_frame, emit .cfi_sections .debug_frame
4438 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4439 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4441 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4442 vars use DECL_RTL with resetting it back to NULL afterwards.
4443 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4444 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4445 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4446 the attribute type allows it, otherwise use DW_FORM_dataN.
4447 (mem_loc_descriptor): Handle CONST_STRING.
4448 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4449 Handle MEM with CONST_STRING address using add_AT_string.
4450 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4451 CONST_STRING for const arrays initialized with a string literal.
4452 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4453 (dwarf2out_finish): Call resolve_addr.
4455 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4456 Maxim Kuvyrkov <maxim@codesourcery.com>
4458 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4460 2009-10-02 Nick Clifton <nickc@redhat.com>
4462 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4463 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4465 2009-10-01 Jan Hubicka <jh@suse.cz>
4467 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4468 (cgraph_create_virtual_clone): Just pass redirect_callers
4470 * cgraph.h (cgraph_clone_node): Update prototype.
4471 * ipa-pure-const.c (self_recursive_p): New function.
4472 (propagate): Use it.
4473 * ipa-inline.c (cgraph_clone_inlined_nodes,
4474 cgraph_decide_recursive_inlining): Update.
4476 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4478 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4479 instructions for TARGET_OCTEON.
4481 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4483 * config/arm/arm.c (arm_override_options): Turn off
4484 flag_dwarf2_cfi_asm for AAPCS variants.
4486 2009-10-01 Martin Jambor <mjambor@suse.cz>
4489 * tree-sra.c (convert_callers): Do not call
4490 compute_inline_parameters on one caller more than once.
4492 2009-10-01 Nick Clifton <nickc@redhat.com>
4494 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4495 an empty string if not already defined.
4497 2009-10-01 Martin Jambor <mjambor@suse.cz>
4500 * tree-sra.c (is_va_list_type): New function.
4501 (find_var_candidates): Call is_va_list_type.
4502 (find_param_candidates): Check that the type or the type pointed
4503 to are not va_list types.
4505 2009-10-01 Martin Jambor <mjambor@suse.cz>
4508 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4509 DECL_ARTIFICIAL (param_decl) is true.
4511 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4513 * tree.h (tree_decl_common::lang_flag_8): New.
4514 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4516 * c-common.h (RID_CONSTEXPR): New.
4518 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4520 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4521 Use ref-all pointers.
4522 (alpha_gimplify_va_arg): Ditto.
4524 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4527 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4528 before insn counting loop now that BB_END (bb) is counted. Ensure
4529 the return value isn't zero.
4531 2009-09-30 Nick Clifton <nickc@redhat.com>
4533 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4534 with separate definitions of c_target_objs and cxx_target_objs.
4535 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4537 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4538 sh_symbian_import_export_class.
4539 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4540 * config/sh/symbian.c: Delete, moving code into...
4541 * config/sh/symbian-base.c: ... here
4542 * config/sh/symbian-c.c: ... and here
4543 * config/sh/symbian-cxx.c: ... and here.
4545 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4548 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4549 of plus RTX into register.
4551 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4553 * doc/install.texi: Linguistic and markup fixes.
4554 (Configuration) <--disable-cpp>: Remove description.
4555 <--enable-maintainer-mode>: Autotools files are affected, too.
4556 <--with-sysroot>: Improve description.
4557 (Building): Bump required GNU make version.
4559 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4561 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4562 (x86_64-*-*): Ditto.
4564 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4565 intrinisics for FMA4.
4566 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4567 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4568 Add FMA4 check and fma4intrin.h.
4569 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4571 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4572 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4573 constant for FMA4 support.
4574 (UNSPEC_FMA4_FMADDSUB): Ditto.
4575 (UNSPEC_FMA4_FMSUBADD): Ditto.
4576 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4577 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4578 (ix86_expand_fma4_multiple_memory): Ditto.
4579 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4580 (OPTION_MASK_ISA_FMA4_UNSET): New.
4581 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4582 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4583 (ix86_handle_option): Handle -mfma4.
4584 (isa_opts): Handle -mfma4.
4585 (enum pta_flags): Add PTA_FMA4.
4586 (override_options): Add FMA4 support.
4587 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4588 (IX86_BUILTIN_VFMADDSD): Ditto.
4589 (IX86_BUILTIN_VFMADDPS): Ditto.
4590 (IX86_BUILTIN_VFMADDPD): Ditto.
4591 (IX86_BUILTIN_VFMSUBSS): Ditto.
4592 (IX86_BUILTIN_VFMSUBSD): Ditto.
4593 (IX86_BUILTIN_VFMSUBPS): Ditto.
4594 (IX86_BUILTIN_VFMSUBPD): Ditto.
4595 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4596 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4597 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4598 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4599 (IX86_BUILTIN_VFNMADDSS): Ditto.
4600 (IX86_BUILTIN_VFNMADDSD): Ditto.
4601 (IX86_BUILTIN_VFNMADDPS): Ditto.
4602 (IX86_BUILTIN_VFNMADDPD): Ditto.
4603 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4604 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4605 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4606 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4607 (IX86_BUILTIN_VFMADDPS256): Ditto.
4608 (IX86_BUILTIN_VFMADDPD256): Ditto.
4609 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4610 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4611 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4612 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4613 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4614 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4615 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4616 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4617 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4618 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4619 (enum multi_arg_type): New enum for describing the various FMA4
4620 intrinsic argument types.
4621 (bdesc_multi_arg): New table for FMA4 intrinsics.
4622 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4623 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4625 (ix86_expand_builtin): Add FMA4 intrinsic support.
4626 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4627 operand instructions.
4628 (ix86_expand_fma4_multiple_memory): New function to split the
4629 second memory reference from FMA4 instructions.
4630 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4631 (ssemodesuffixf2s): Ditto.
4632 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4634 (fma4_fmsub<mode>4): Ditto.
4635 (fma4_fnmadd<mode>4): Ditto.
4636 (fma4_fnmsub<mode>4): Ditto.
4637 (fma4_vmfmadd<mode>4): Ditto.
4638 (fma4_vmfmsub<mode>4): Ditto.
4639 (fma4_vmfnmadd<mode>4): Ditto.
4640 (fma4_vmfnmsub<mode>4): Ditto.
4641 (fma4_fmadd<mode>4256): Ditto.
4642 (fma4_fmsub<mode>4256): Ditto.
4643 (fma4_fnmadd<mode>4256): Ditto.
4644 (fma4_fnmsub<mode>4256): Ditto.
4645 (fma4_fmaddsubv8sf4): Ditto.
4646 (fma4_fmaddsubv4sf4): Ditto.
4647 (fma4_fmaddsubv4df4): Ditto.
4648 (fma4_fmaddsubv2df4): Ditto.
4649 (fma4_fmsubaddv8sf4): Ditto.
4650 (fma4_fmsubaddv4sf4): Ditto.
4651 (fma4_fmsubaddv4df4): Ditto.
4652 (fma4_fmsubaddv2df4): Ditto.
4653 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4654 instructions for intrinsics.
4655 (fma4i_fmsub<mode>4): Ditto.
4656 (fma4i_fnmadd<mode>4): Ditto.
4657 (fma4i_fnmsub<mode>4): Ditto.
4658 (fma4i_vmfmadd<mode>4): Ditto.
4659 (fma4i_vmfmsub<mode>4): Ditto.
4660 (fma4i_vmfnmadd<mode>4): Ditto.
4661 (fma4i_vmfnmsub<mode>4): Ditto.
4662 (fma4i_fmadd<mode>4256): Ditto.
4663 (fma4i_fmsub<mode>4256): Ditto.
4664 (fma4i_fnmadd<mode>4256): Ditto.
4665 (fma4i_fnmsub<mode>4256): Ditto.
4666 (fma4i_fmaddsubv8sf4): Ditto.
4667 (fma4i_fmaddsubv4sf4): Ditto.
4668 (fma4i_fmaddsubv4df4): Ditto.
4669 (fma4i_fmaddsubv2df4): Ditto.
4670 (fma4i_fmsubaddv8sf4): Ditto.
4671 (fma4i_fmsubaddv4sf4): Ditto.
4672 (fma4i_fmsubaddv4df4): Ditto.
4673 (fma4i_fmsubaddv2df4): Ditto.
4675 * doc/invoke.texi (-mfma4): Add documentation.
4676 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4678 2009-09-29 Richard Henderson <rth@redhat.com>
4680 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4681 an edge to the new destination block.
4683 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4686 * pa.c (hppa_profile_hook): Use
4687 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4689 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4690 Alexander Monakov <amonakov@ispras.ru>
4693 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4694 (not_postinc_memory_operand): New.
4695 (not_postinc_move_operand): New.
4696 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4697 (*cmovsi_internal): Ditto.
4699 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4701 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4702 restrict issue_rate in first pass when scheduling for register
4705 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4706 Rafael Avila de Espindola <espindola@google.com>
4708 * gengtype.c (plugin_output): New.
4709 (get_output_file_with_visibility): Return plugin_output for plugins.
4710 (main): Parse and use the -P option.
4711 * gty.texi: Update the command line format.
4713 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4716 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4718 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4719 out if !const_ok_for_output.
4722 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4723 case VAR_LOCATION>: Remove gcc_unreachable ().
4725 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4727 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4728 (x86_64-*-*): Ditto.
4729 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4730 back to smmintrin.h.
4731 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4732 * config/i386/x86intrin.h: Remove SSE5.
4733 * config/i386/mmintrin-common.h: Delete file.
4734 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4736 2009-09-29 Richard Guenther <rguenther@suse.de>
4738 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4739 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4741 2009-09-29 Nick Clifton <nickc@redhat.com>
4743 * function.c (current_function_name): If there is no current
4744 function just return "<none>".
4746 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4748 * tree-pass.h (register_pass_info): New structure.
4749 (pass_positioning_ops): Move enum from gcc-plugin.h.
4750 (register_pass): New function.
4751 * gcc-plugin.h (plugin_pass): Delete structure.
4752 (pass_positioning_ops): Delete enum.
4753 * plugin.c (regsiter_pass): Delete function.
4754 (position_pass): Delete function.
4755 (added_pass_nodes): Delete variable.
4756 (prev_added_pass_nodes): Delete variable.
4757 (pass_list_node): Delete structure.
4758 * passes.c (make_pass_instance): New function.
4759 (next_pass_1): Change to call make_pass_instance.
4760 (pass_list_node): Move structure from gcc-plugin.h.
4761 (added_pass_nodes): Move variable from plugin.c.
4762 (prev_added_pass_nodes): Move variable from plugin.c.
4763 (position_pass): New function.
4764 (register_pass): New function.
4766 2009-09-28 Easwaran Raman <eraman@google.com>
4768 * ifcvt.c (noce_try_abs): Recognize pattern and call
4769 expand_one_cmpl_abs_nojump.
4770 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4771 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4773 2009-09-28 Ian Lance Taylor <iant@google.com>
4776 * c-opts.c (c_common_handle_option): Don't set
4777 warn_jump_misses_init for -Wall.
4778 * doc/invoke.texi (Warning Options): Update documentation.
4780 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4782 * Makefile.in ($(out_object_file)): Depend on
4783 gt-$(basename $(notdir $(out_file))).h.
4785 2009-09-28 Richard Henderson <rth@redhat.com>
4787 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4788 * except.c (gen_eh_region): Set it.
4789 (duplicate_eh_regions_1): Copy it.
4790 * tree-eh.c (lower_resx): Use it to determine which function
4793 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4794 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4795 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4796 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4797 BUILT_IN_CXA_END_CLEANUP if necessary.
4799 * c-common.c (c_define_builtins): Update call to
4800 build_common_builtin_nodes.
4802 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4804 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4806 2009-09-28 Michael Matz <matz@suse.de>
4808 * builtins.c (interclass_mathfn_icode): New helper.
4809 (expand_builtin_interclass_mathfn): Use it here, and split folding
4811 (fold_builtin_interclass_mathfn): ... this new folder.
4812 (build_call_nofold_loc): New static helper.
4813 (build_call_nofold): New wrapper macro for above.
4814 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4815 (expand_builtin_pow): Ditto.
4816 (expand_builtin_memset_args): Ditto.
4817 (expand_builtin_printf): Ditto.
4818 (expand_builtin_fprintf): Ditto.
4819 (expand_builtin_sprintf): Ditto.
4820 (expand_builtin_memory_chk): Ditto.
4821 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4822 (expand_builtin_stpcpy): Ditto.
4823 (expand_builtin_strcmp): Ditto.
4824 (expand_builtin_strncmp): Ditto.
4825 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4826 (expand_builtin_strcpy_args): Don't call folders.
4827 (expand_builtin_memcmp): Ditto.
4828 (expand_builtin_strncpy): Ditto, and use target.
4829 (expand_builtin_memcpy): Ditto.
4830 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4831 expand_builtin_strpbrk, expand_builtin_memmove,
4832 expand_builtin_memmove_args, expand_builtin_bcopy,
4833 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4834 expand_builtin_strspn, expand_builtin_strcspn,
4835 expand_builtin_fputs): Remove these.
4836 (expand_builtin): Don't call the above, change calls to other
4837 expanders that changed prototype.
4838 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4839 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4840 fold_builtin_interclass_mathfn.
4841 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4842 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4844 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4845 * passes.c (init_optimization_passes): Move pass_fold_builtins
4846 after last phiopt pass.
4847 * tree-inline.c (fold_marked_statements): When folding builtins
4848 iterate over all instruction potentially generated.
4849 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4851 (fold_gimple_call): Use it to always fold calls (into potentially
4852 multiple instructions).
4853 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4854 calls into zero at this time.
4855 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4856 statements generated by builtin folding.
4858 2009-09-28 Nick Clifton <nickc@redhat.com>
4860 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4862 2009-09-28 Duncan Sands <baldrick@free.fr>
4864 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4865 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4866 (register_callback): Dispatch it.
4867 (invoke_plugin_callbacks): Incorporate in sanity check.
4868 * ggc.h (ggc_register_cache_tab): Add declaration.
4869 * ggc-common.c (ggc_register_root_tab): Simplify.
4870 (const_ggc_cache_tab_t): New typedef.
4871 (extra_cache_vec): New vector of dynamically added cache tables.
4872 (ggc_register_cache_tab): New function.
4873 (ggc_scan_cache_tab): New function.
4874 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4875 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4877 2009-09-27 Richard Henderson <rth@redhat.com>
4879 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4880 which we remove __builtin_stack_restore.
4882 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4884 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4885 to test for GRD_INVARIANT.
4886 (simple_rhs_p): Anything that's function_invariant_p is fine.
4888 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4890 * gengtype.c (main): Use plunge_files instead of plugin_output.
4892 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4893 Rafael Avila de Espindola <espindola@google.com>
4895 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4896 Don't print pch related info if it is false.
4897 (main): Don't print pch info in plugin mode.
4899 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4901 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4902 with dw_val_class_const_double.
4903 (struct dw_val_struct): Replace val_long_long with val_double and
4904 adjust for above change.
4905 (output_loc_operands): Likewise.
4906 (add_AT_long_long): Rename into...
4907 (add_AT_double): ...this.
4908 (print_die): Replace dw_val_class_long_long with
4909 dw_val_class_const_double and adjust.
4910 (attr_checksum): Likewise.
4911 (same_dw_val_p): Likewise.
4912 (size_of_die): Likewise.
4913 (value_format): Likewise.
4914 (output_die): Likewise.
4915 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4916 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4917 instead of add_AT_long_long.
4918 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4919 value with the precision of its type.
4921 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4924 * c-typeck.c (build_conditional_expr): Use the readonly and
4925 volatile flags of the operand types, not of the operands itself.
4927 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4929 * collect2.c (main): Look for -brtl before adding libraries.
4931 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4933 * config.gcc: Update OpenBSD targets.
4934 * config/openbsd-stdint.h: New file.
4935 * config/openbsd-libpthread.h: New file.
4936 * config/openbsd.h: Update and break out LIB_SPEC definition.
4937 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4938 * config/i386/openbsdelf.h: Correct types.
4939 * config/m68k/openbsd.h: Likewise.
4940 * config/mips/openbsd.h: Likewise.
4941 * config/vax/openbsd.h: Likewise.
4943 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4945 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4946 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4947 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4948 of the length and zero.
4950 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4952 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4953 (FLAGS_H): Add options.h $(REAL_H).
4954 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4955 (TREE_VECTORIZER_H): New.
4956 (EBITMAP_H): Renamed from EBIMAP_H.
4957 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4958 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4959 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4960 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4961 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4962 (graphite-clast-to-gimple.o, graphite-dependences.o)
4963 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4964 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4965 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4966 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4967 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4968 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4969 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4970 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4971 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4972 updated and fixed as per above changes and per
4973 check_makefile_deps.sh output.
4976 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4977 * configure: Regenerate.
4979 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4981 * doc/install.texi: Update minimum MPC version to 0.7.
4983 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4985 * doc/install.texi (Binaries): Remove reference to the binary
4986 distribution CD-ROM from the FSF.
4988 2009-09-26 Michael Matz <matz@suse.de>
4992 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4993 that are mentioned in the body.
4995 2009-09-26 Michael Matz <matz@suse.de>
4997 PR tree-optimization/41454
4998 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4999 (tree_ssa_dominator_optimize): Don't allocate and free it.
5000 (dom_opt_leave_block): Don't iterate over it.
5001 (eliminate_redundant_computations): Don't return a value.
5002 (cprop_operand, cprop_into_stmt): Ditto.
5003 (optimize_stmt): Don't defer updating stmts.
5005 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5007 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5008 generic_parameter_die, template_parameter_pack_die,
5009 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5010 renaming DW_TAG_formal_parameter_pack and
5011 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5012 and DW_TAG_GNU_template_parameter_pack.
5014 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5016 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5017 * config/v850/v850.c (v850_function_value): New function.
5018 (TARGET_FUNCTION_VALUE): Define.
5020 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5022 * tree-vect-stmts.c (vectorizable_call): Call
5023 mark_symbols_for_renaming after vect_finish_stmt_generation.
5025 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5026 to loc_descriptor_from_tree.
5027 (add_location_or_const_value_attribute): Pass 0 instead of 2
5028 for decl_by_reference_p decls.
5030 2009-09-25 Richard Guenther <rguenther@suse.de>
5033 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5036 2009-09-25 Ben Elliston <bje@au.ibm.com>
5038 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5041 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5043 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5044 form of instruction.
5046 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5049 * fold-const.c (const_binop): Handle complex int division.
5050 * tree-complex.c (expand_complex_div_straight,
5051 expand_complex_div_wide): Update comments.
5053 2009-09-24 DJ Delorie <dj@redhat.com>
5056 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5057 (reg_class): Likewise.
5058 (REG_CLASS_NAMES): Likewise.
5059 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5060 (m32c_override_options): Disable -fivopts for M32C.
5062 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5064 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5065 Delete VSX load/store with update support.
5066 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5067 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5071 (VStype_load_update): Ditto.
5072 (VStype_store_update): Ditto.
5073 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5074 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5076 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5077 load/store with update builtins.
5079 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5081 * libgcc2.c (L_trampoline): Prototype for getpagesize
5082 and mprotect in WINNT case.
5084 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5086 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5087 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5088 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5089 'outgoing' argument.
5090 (TARGET_FUNCTION_VALUE): Define.
5092 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5094 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5096 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5099 * common.opt: Initialize dwarf_strict to -1.
5100 * toplev.c (process_options): Catch unset dwarf_strict
5101 and set to 0 for all targets not overriding.
5102 * config/darwin.c (darwin_override_options): Catch unset
5103 dwarf_strict and override to 1.
5105 2009-09-24 Jeff Law <law@redhat.com>
5107 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5109 2009-09-24 Richard Guenther <rguenther@suse.de>
5111 PR tree-optimization/36143
5112 PR tree-optimization/38747
5113 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5114 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5116 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5119 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5120 return false instead of gcc_unreachable (). For CONST return the
5121 value returned by recursive call instead of always returning true.
5122 (tree_add_const_value_attribute): Return the value returned by
5123 add_const_value_attribute instead of always returning true if rtl
5126 2009-09-23 Justin Seyster <jrseys@gmail.com>
5128 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5130 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5132 * cgraphunit.c (cgraph_lower_function): Revert last change.
5133 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5134 instead of DECL_NO_STATIC_CHAIN.
5135 * tree-cfg.c (verify_gimple_call): Likewise.
5136 * tree-nested.c (get_chain_decl, get_chain_field,
5137 convert_tramp_reference_op, convert_gimple_call): Likewise.
5138 (convert_all_function_calls): Likewise. Always set or clear
5139 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5140 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5141 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5143 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5144 DECL_NO_STATIC_CHAIN.
5145 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5146 instead of DECL_NO_STATIC_CHAIN.
5147 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5148 decl_function_context.
5149 * varasm.c (initializer_constant_valid_p): Likewise.
5150 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5151 (DECL_STATIC_CHAIN): ... this.
5152 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5153 instead of DECL_NO_STATIC_CHAIN.
5155 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5156 Rafael Avila de Espindola <espindola@google.com>
5158 * gengtype.c (nb_plugin_files): Make it unsigned to match
5159 num_gt_files. Adjust other variables to avoid warnings.
5160 (main): Allocate an all zero lang_bitmap before each plugin file name
5161 to match regular file names.
5163 2009-09-23 Richard Henderson <rth@redhat.com>
5165 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5166 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5167 static chain passed in memory.
5168 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5169 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5170 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5171 STATIC_CHAIN_REGNUM defined.
5173 * config/picochip/picochip-protos.h: s/class/klass/.
5174 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5175 (picochip_static_chain): New.
5176 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5177 (STATIC_CHAIN_INCOMING): Remove.
5179 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5180 (xtensa_static_chain): New.
5181 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5182 (STATIC_CHAIN_INCOMING): Remove.
5184 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5186 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5187 * config/pa/pa-protos.h (function_value): Remove.
5188 * config/pa/pa.c (pa_function_value): Rename from function_value.
5189 Make static, add 'outgoing' argument.
5190 (TARGET_FUNCTION_VALUE): Define.
5192 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5194 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5195 instead of cfun->machine->is_leaf.
5196 * config/avr/avr.h (machine_function): Remove is_leaf field.
5198 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5201 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5202 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5203 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5204 the same size, prefer DW_OP_stack_value.
5205 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5206 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5208 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5211 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5213 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5216 * cfgexpand.c (convert_debug_memory_address): New.
5217 (expand_debug_expr): Convert base address and offset to the same
5218 mode. Use it to convert addresses to other modes. Accept
5221 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5224 * function.h (types_used_by_vars_hash): Declare new hash table.
5225 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5226 equality and hash function for the hash table.
5227 (types_used_by_cur_var_decl): Declare a new global chained list.
5228 (types_used_by_var_decl_insert): Declare new function.
5229 * function.c (types_used_by_vars_hash): Define the hashtable ...
5230 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5231 its equality and hash functions.
5232 (hash_types_used_by_vars_entry): New hash helper.
5233 (types_used_by_cur_var_decl): Define the global chained list.
5234 (used_types_insert): Update the list of types used by the global
5235 variable being parsed.
5236 (types_used_by_var_decl_insert): Define new function.
5237 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5238 * c-common.c (record_types_used_by_current_var_decl): ... new
5240 * c-decl.c (finish_decl): Record the types used by the global
5241 variable declaration we've just parsed.
5242 * dwarf2out.c (premark_used_types): Insert a new line between
5243 comment and function.
5244 (premark_used_types_helper): Fix comment.
5245 (premark_types_used_by_global_vars_helper,
5246 premark_types_used_by_global_vars): New functions.
5247 (prune_unused_types): Do not prune types used by global variables.
5249 2009-09-23 Richard Guenther <rguenther@suse.de>
5251 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5252 produced for bigendian targets with promoted subregs.
5254 2009-09-23 Richard Guenther <rguenther@suse.de>
5256 * value-prof.c (gimple_ic): Purge old EH edges only after building
5259 2009-09-23 Nick Clifton <nickc@redhat.com>
5261 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5263 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5266 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5269 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5270 on non-nested functions.
5272 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5273 Jan Hubicka <jh@suse.cz>
5275 * dwarf2out.c (loc_list_plus_const): Only define if
5276 DWARF2_DEBUGGING_INFO.
5277 (address_of_int_loc_descriptor): Likewise.
5280 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5282 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5285 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5286 constant is more than zero.
5288 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5291 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5292 call final to emit non-scheduled prologue, instead insert at entry.
5294 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5295 Joseph S. Myers <joseph@codesourcery.com>
5297 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5299 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5300 Rafael Avila de Espindola <espindola@google.com>
5302 * gengtype.c (is_file_equal): New function.
5303 (close_output_files): Use is_file_equal. Free of->buf.
5305 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5306 Rafael Avila de Espindola <espindola@google.com>
5308 * gengtype.c (write_types, write_local): Add the output_header
5309 argument. Update all callers.
5311 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5313 * dwarf2out.c (template_parameter_pack_die,
5314 gen_formal_parameter_pack_die ): New functions.
5315 (make_ith_pack_parameter_name): Remove this function.
5316 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5317 DW_TAG_formal_parameter_pack.
5318 (gen_generic_params_dies): Represent each template parameter pack
5319 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5320 represented by usual DW_TAG_template_*_parameter DIEs that are
5321 children of the DW_TAG_template_parameter_pack element DIE.
5322 (generic_parameter_die): This doesn't deal with parameter pack
5323 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5324 of parameter pack DIEs.
5325 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5326 in certain cases, e.g. for pack elements.
5327 (gen_formal_types_die, gen_decl_die): Adjust usage of
5328 gen_formal_parameter_die.
5329 (gen_subprogram_die): Represent each function parameter pack by a
5330 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5331 represented by usual DW_TAG_formal_parameter DIEs that are children
5332 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5333 ____builtin_va_alist decls as no part of the compiler uses those
5335 * langhooks.h (struct lang_hooks_for_decls): Add
5336 function_parm_expanded_from_pack_p, get_generic_function_decl
5337 and function_parameter_pack_p hooks. Fix comment for
5338 get_innermost_generic_parms hook.
5339 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5340 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5341 macros and use them to initialize lang_hook.
5343 2009-09-22 Richard Henderson <rth@redhat.com>
5345 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5346 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5347 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5348 on TRAMPOLINE_TEMPLATE.
5349 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5350 TRAMPOLINE_ADJUST_ADDRESS.
5351 * targhooks.c (default_asm_trampoline_template): Remove.
5352 (default_trampoline_adjust_address): Remove.
5353 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5354 * targhooks.h: Update decls.
5356 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5358 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5359 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5360 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5362 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5365 * reload1.c (reload): Reset debug insns with pseudos without
5368 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5370 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5371 unconditional true for decimal float modes.
5372 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5373 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5375 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5377 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5378 Enable a new case for __FreeBSD__ >= 7.
5379 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5380 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5381 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5382 and USE_LD_AS_NEEDED.
5384 * doc/install.texi (*-*-freebsd*): Update target information.
5386 2009-09-22 Richard Guenther <rguenther@suse.de>
5389 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5390 arrays really properly.
5392 2009-09-22 Richard Henderson <rth@redhat.com>
5395 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5396 calls.static_chain, calls.trampoline_init,
5397 calls.trampoline_adjust_address.
5398 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5399 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5400 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5401 * builtins.c (expand_builtin_setjmp_receiver): Use
5402 targetm.calls.static_chain; only clobber registers.
5403 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5404 set up memory attributes properly for the trampoline block.
5405 (expand_builtin_adjust_trampoline): Use
5406 targetm.calls.trampoline_adjust_address.
5407 * calls.c (prepare_call_address): Add fndecl argument. Use
5408 targetm.calls.static_chain.
5409 * df-scan.c (df_need_static_chain_reg): Remove.
5410 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5411 consolodate static chain handling.
5412 * doc/tm.texi: Document new hooks.
5413 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5414 (init_emit_regs): Don't initialize them.
5415 * expr.h (prepare_call_address): Update decl.
5416 * final.c (profile_function): Use targetm.calls.static_chain.
5417 * function.c (expand_function_start): Likewise.
5418 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5419 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5420 only clobber registers.
5421 * targhooks.c (default_static_chain): New.
5422 (default_asm_trampoline_template, default_trampoline_init): New.
5423 (default_trampoline_adjust_address): New.
5424 * targhooks.h: Declare them.
5425 * varasm.c (assemble_trampoline_template): Use
5426 targetm.asm_out.trampoline_template. Make the memory block const
5429 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5430 alpha_initialize_trampoline. Make static. Merge VMS parameter
5431 differences into the TARGET_ABI_OPEN_VMS code block.
5432 (TARGET_TRAMPOLINE_INIT): New.
5433 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5434 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5435 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5436 (INITIALIZE_TRAMPOLINE): Remove.
5438 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5439 (TRAMPOLINE_TEMPLATE): Merge with ...
5440 (INITIALIZE_TRAMPOLINE): ... this and move ...
5441 * config/arc/arc.c (arc_trampoline_init): ... here.
5442 (TARGET_TRAMPOLINE_INIT): New.
5444 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5445 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5446 (arm_asm_trampoline_template): New.
5447 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5448 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5449 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5450 code to arm_asm_trampoline_template.
5451 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5452 arm_trampoline_adjust_address.
5453 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5454 adjust for target hook parameters.
5456 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5459 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5460 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5461 (bfin_trampoline_init): Rename from initialize_trampoline;
5462 make static; update for target hook parameters.
5463 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5464 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5465 bfin_asm_trampoline_template.
5466 (INITIALIZE_TRAMPOLINE): Remove.
5468 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5469 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5470 cris_trampoline_init): New.
5471 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5472 cris_asm_trampoline_template.
5473 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5474 adjust for target hook parameters.
5476 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5478 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5479 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5480 fr30_trampoline_init): New.
5481 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5482 fr30_asm_trampoline_template.
5483 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5484 adjust for target hook parameters.
5486 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5487 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5488 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5489 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5490 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5492 * config/h8300/h8300.c (h8300_trampoline_init): New.
5493 (TARGET_TRAMPOLINE_INIT): New.
5494 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5495 to h8300_trampoline_init and adjust for hook parameters.
5497 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5498 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5499 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5500 make static; adjust for hook parameters.
5501 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5503 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5504 (TARGET_TRAMPOLINE_INIT): New.
5505 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5506 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5507 iq2000_asm_trampoline_template.
5508 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5509 (TRAMPOLINE_CODE_SIZE): New.
5510 (TRAMPOLINE_SIZE): Use it.
5511 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5513 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5514 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5515 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5516 adjust for hook parameters.
5517 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5519 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5520 (m32r_trampoline_init): New.
5521 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5522 m32r_trampoline_init.
5524 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5525 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5526 make static; update for hook parameters.
5527 * config/m68hc11/m68hc11-protos.h: Update.
5528 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5530 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5531 (TARGET_TRAMPOLINE_INIT): New.
5532 (mcore_function_value): Fix typo.
5533 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5534 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5535 to mcore_asm_trampoline_template.
5536 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5538 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5539 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5540 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5541 update for hook parameters.
5542 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5544 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5545 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5546 mips_trampoline_init): New.
5547 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5548 mips_asm_trampoline_template.
5549 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5550 update for hook parameters.
5552 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5553 (TARGET_TRAMPOLINE_INIT): New.
5554 (mmix_trampoline_size): Remove.
5555 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5556 make static. Remove out-of-date tetra vs octa comment.
5557 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5558 make static; update for hook parameters.
5559 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5560 (INITIALIZE_TRAMPOLINE): Remove.
5561 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5562 (TRAMPOLINE_ALIGNMENT): New.
5563 * gcc/config/mmix/mmix-protos.h: Update.
5565 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5566 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5567 mn10300_trampoline_init): New.
5568 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5569 mn10300_asm_trampoline_template.
5570 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5572 * config/moxie/moxie.c (moxie_static_chain,
5573 moxie_asm_trampoline_template, moxie_trampoline_init,
5574 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5575 TARGET_TRAMPOLINE_INIT): New.
5576 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5577 moxie_trampoline_init.
5578 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5579 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5581 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5582 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5583 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5584 pa_trampoline_adjust_address): New.
5585 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5586 pa_asm_trampoline_template.
5587 (TRAMPOLINE_ALIGNMENT): New.
5588 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5589 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5590 adjust for hook parameters.
5591 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5593 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5594 (TARGET_TRAMPOLINE_INIT): New.
5595 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5596 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5598 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5600 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5601 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5602 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5603 make static; adjust parameters for the hook.
5604 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5606 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5607 s390_trampoline_template; make static.
5608 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5609 make static; adjust for target hook.
5610 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5611 * config/s390/s390-protos.h: Remove trampoline decls.
5612 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5613 (TRAMPOLINE_TEMPLATE): Remove.
5614 (TRAMPOLINE_ALIGNMENT): New.
5616 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5617 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5618 (TARGET_TRAMPOLINE_INIT): New.
5619 (score_asm_trampoline_template): New.
5620 (score_trampoline_init): Rename from score_initialize_trampoline;
5621 make static; adjust for hook parameters.
5622 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5623 score[37]_asm_trampoline_template.
5624 (INITIALIZE_TRAMPOLINE): Remove.
5625 * config/score/score3.c (score3_asm_trampoline_template): New.
5626 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5627 adjust for target hook.
5628 * config/score/score7.c (score7_asm_trampoline_template): New.
5629 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5630 adjust for target hook.
5631 * config/score/score3.h, config/score/score7.h: Update.
5633 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5634 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5635 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5636 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5637 make static; adjust for target hook parameters.
5638 (sh_trampoline_adjust_address): New.
5639 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5640 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5642 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5643 (sparc32_initialize_trampoline): Rename from
5644 sparc_initialize_trampoline; make static; replace tramp parameter
5645 with m_tramp and update memory accesses.
5646 (sparc64_initialize_trampoline): Similarly.
5647 (sparc_trampoline_init): New.
5648 * config/sparc/sparc-protos.h: Remove trampoline decls.
5649 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5650 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5652 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5653 (array_to_constant): Make ARR parameter const.
5654 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5655 make static; update for hook parameters.
5656 * config/spu/spu-protos.h: Update decls.
5657 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5659 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5660 from xstormy16_initialize_trampoline; make static; update for
5662 (TARGET_TRAMPOLINE_INIT): New.
5663 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5665 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5666 (TARGET_TRAMPOLINE_INIT): New.
5667 (v850_can_eliminate): Make static.
5668 (v850_asm_trampoline_template, v850_trampoline_init): New.
5669 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5670 v850_asm_trampoline_template.
5671 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5672 and adjust for target hook parameters.
5674 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5675 (TARGET_TRAMPOLINE_INIT): New.
5676 (vax_asm_trampoline_template, vax_trampoline_init): New.
5677 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5678 vax_asm_trampoline_template.
5679 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5681 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5682 (TARGET_TRAMPOLINE_INIT): New.
5683 (xtensa_asm_trampoline_template): Rename from
5684 xtensa_trampoline_template; make static.
5685 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5686 make static; update for hook parameters.
5687 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5688 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5689 (INITIALIZE_TRAMPOLINE): Remove.
5691 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5692 error for nested functions with regparm=3.
5693 (ix86_compute_frame_layout): Adjust frame pointer offset for
5694 ix86_static_chain_on_stack.
5695 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5696 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5697 don't reset to UNITS_PER_WORD.
5698 (ix86_emit_leave): Adjust ix86_cfa_state.
5699 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5700 (ix86_static_chain): New.
5701 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5702 make static; update for target hook parameters; use ix86_static_chain.
5703 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5704 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5705 (INITIALIZE_TRAMPOLINE): Remove.
5706 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5707 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5708 to the end. Add static_chain_on_stack.
5709 (ix86_static_chain_on_stack): New.
5711 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5712 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5713 (m68k_trampoline_init): New.
5714 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5715 m68k_trampoline_init and adjust for hook parameters.
5716 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5717 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5719 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5721 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5722 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5724 * reload1.c (reload): Call wrap_constant when substituting
5725 reg for equiv inside of DEBUG_INSNs.
5728 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5729 add_call_src_coords_attributes, add_high_low_attributes,
5730 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5731 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5732 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5733 when -gdwarf-2 -gstrict-dwarf.
5734 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5735 -gdwarf-[23] -gstrict-dwarf.
5736 (address_of_int_loc_descriptor, loc_descriptor,
5737 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5738 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5739 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5741 2009-09-22 Richard Guenther <rguenther@suse.de>
5743 PR tree-optimization/41428
5744 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5745 (ccp_finalize): Pass it to substitute_and_fold.
5747 2009-09-22 Richard Guenther <rguenther@suse.de>
5749 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5750 (substitute_and_fold): Adjust prototype.
5751 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5752 (simplify_stmt_using_ranges): Likewise.
5753 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5754 (vrp_fold_stmt): New function.
5755 (vrp_finalize): Pass it to substitute_and_fold.
5756 * tree-flow.h (vrp_evaluate_conditional): Remove.
5757 (simplify_stmt_using_ranges): Likewise.
5758 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5759 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5760 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5762 (fold_predicate_in): Move to tree-vrp.c.
5763 (substitute_and_fold): Use the callback instead of calling into
5764 tree-vrp.c functions directly.
5766 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5768 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5769 comparison warning on rs6000.
5772 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5773 GIMPLE_EH_MUST_NOT_THROW cleanup.
5774 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5776 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5779 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5780 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5781 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5782 libSystem which is derived from the gcc 4.2.1 unwinder.
5784 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5787 * varasm.c (default_encode_section_info): Copy TLS model into
5788 sym_ref flags regardless of backend support for TLS, for all
5789 model types except TLS_MODEL_EMULATED.
5791 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5794 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5795 we can handle it correctly.
5797 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5799 * doc/install.texi (os2): Remove section.
5801 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5803 * doc/standards.texi (Objective-C): Adjust two URLs.
5805 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5807 * tree-tailcall.c (process_assignment): Don't check if a
5808 multiplication or an addition are already present.
5809 (find_tail_calls): Combine multiple additions and multiplications.
5810 (adjust_accumulator_values): Emit accumulators.
5812 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5814 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5815 xmm register restore.
5817 2009-09-21 Jan Hubicka <jh@suse.cz>
5819 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5820 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5823 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5825 * stor-layout.c (layout_type): Remove obsolete code.
5827 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5830 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5832 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5835 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5836 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5837 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5838 * fold-const.c (const_binop): Likewise.
5839 * real.h (do_mpc_arg2): Update prototype.
5841 2009-09-20 Jan Hubicka <jh@suse.cz>
5843 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5844 (add_location_or_const_value_attribute): Rewrite using
5846 (tree_add_const_value_attribute): Return true if successful.
5847 (tree_add_const_value_attribute_for_decl): Likewise.
5849 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5850 (loc_descriptor): ... here;
5851 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5852 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5853 pool items that was not marked for output.
5854 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5855 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5856 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5857 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5858 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5859 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5860 DW_OP_stack_value to get address of items that are not available
5862 (dw_loc_list): Handle single element lists correctly.
5864 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5865 Pascal Obry <obry@adacore.com>
5867 * unwind-dw2-fde.c (classify_object_over_fdes):
5868 Cast the constant 1 to _Unwind_Ptr.
5869 (add_fdes): Likewise.
5870 (linear_search_fdes): Likewise.
5872 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5874 * stor-layout.c (set_sizetype): Avoid useless type copy.
5876 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5878 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5880 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5881 * configure, config.in: Regenerate.
5882 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5884 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5885 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5886 for global data if the output could be used in a shared library.
5887 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5888 to 0 if TARGET_WRITABLE_EH_FRAME.
5890 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5892 PR rtl-optimization/39886
5893 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5894 just when insn is equal to BB_END (bb).
5896 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5898 * config/mips/mips.opt (mrelax-pic-calls): New option.
5899 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5901 (mips_unspec_call): Change "unspec_call" expander into this.
5902 (mips_strip_unspec_call): New function.
5903 (mips_got_load): Call mips_unspec_call instead of
5904 gen_unspec_call<mode>.
5905 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5907 (mips_cfg_in_reorg): New function.
5908 (mips16_lay_out_constants): Use it to decide whether to call
5909 CFG-aware insn splitting.
5910 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5911 mips_reorg. Move DF set-up code from here ...
5912 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5914 (mips_reorg): Call mips_df_reorg instead of
5915 r10k_insert_cache_barriers. Move CFG set-up code here from
5916 r10k_insert_cache_barriers.
5917 (mips_call_expr_from_insn): New function.
5918 (mips_pic_call_symbol_from_set): Likewise.
5919 (mips_find_pic_call_symbol): Likewise.
5920 (mips_annotate_pic_call_expr): Likewise.
5921 (mips_get_pic_call_symbol): Likewise.
5922 (mips_annotate_pic_calls): Likewise.
5923 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5925 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5926 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5927 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5929 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5930 (unspec_call<mode>): Remove it.
5931 (sibcall_internal, sibcall_value_internal,
5932 sibcall_value_multiple_internal, call_internal, call_split,
5933 call_value_internal, call_value_split,
5934 call_value_multiple_internal, call_value_multiple_split): Pass
5935 SIZE_OPNO to MIPS_CALL.
5936 (call_internal_direct, call_direct_split,
5937 call_value_internal_direct, call_value_direct_split): Pass -1 as
5938 SIZE_OPNO to MIPS_CALL.
5939 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5940 * configure: Regenerate.
5941 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5942 and -mno-relax-pic-calls.
5943 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5945 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5948 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5949 in the directory this rule is called from, rather than the
5950 toplevel 'gcc' directory, to fix in-tree build.
5952 2009-09-19 Chris Demetriou <cgd@google.com>
5954 PR preprocessor/28435:
5955 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5956 to cpplib that the preprocessor output is needed.
5958 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5960 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5961 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5962 *return_and_restore_fpregs_<mode>,
5963 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5966 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5967 instead of assuming it has always a REG inside of it.
5969 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5971 * config/freebsd.h: Update comment on types.
5972 (WINT_TYPE): Define.
5974 2009-09-18 Jason Merrill <jason@redhat.com>
5976 * c.opt: Add -fno-deduce-init-list.
5978 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5980 * value-prof.c (interesting_stringop_to_profile_p): Added output
5981 argument to indicate which parameter is the size parameter.
5982 * value-prof.c (gimple_stringop_fixed_value): Use
5983 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5984 * value-prof.c (gimple_stringops_transform): Update call sites to
5985 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5987 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5990 From David Binderman <dcb314@hotmail.com>:
5991 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5992 local variable f. Remove stale comments.
5993 (ix86_compute_frame_layout): Remove useless local variable total_size.
5994 Remove #if 0'd code.
5995 (legitimate_address_p): Remove useless local variables
5996 reason_rtx and reason.
5997 (ix86_split_copysign_const): Remove useless local variable op1.
5998 (scale_counter): Remove useless local variable piece_size_mask.
6000 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6002 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6005 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6008 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6010 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6012 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6015 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6017 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6018 DW_OP_implicit_value even without dwarf_version 4.
6020 2009-09-17 Jan Hubicka <jh@suse.cz>
6022 * dwarf2out.c: Include tree-pass.h and gimple.h.
6023 (loc_list_plus_const): New function.
6024 (loc_descriptor_from_tree_1): Rename to ...
6025 (loc_descriptor_from_tree): ... remove original.
6026 (loc_list_from_tree): New function.
6027 (add_AT_location_description): Accept location list.
6028 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6029 (concatn_mem_loc_descriptor): Remove.
6030 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6032 (secname_for_decl): Move up.
6033 (hidden_reference_p): New function; break out from ...
6034 (loc_by_refernece): ... here; move up.
6035 (dw_loc_list): New function.
6036 (single_element_loc_list): New function.
6037 (single_element_loc_list_p): New function.
6038 (add_loc_descr_to_each): New function.
6039 (add_loc_list): New function.
6040 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6041 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6042 add diagnostics why expansion failed.
6043 (add_location_or_const_value_attribute): Support location lists.
6044 (add_bound_info): Likewise.
6045 (descr_info_loc): Update call of loc_descriptor_from_tree.
6046 (gen_variable_die): Work on location lists.
6047 * final.c (pass_final): Add dump file.
6048 * Makefile.in (dwarf2out.o): Add new dependencies.
6050 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6053 * real.c decimal_from_integer, decimal_integer_string): New.
6054 (real_from_integer): Use them as special case for decimal float.
6055 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6056 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6057 Do not append zero after the decimal point in string to convert.
6059 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6061 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6062 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6064 2009-09-17 Martin Jambor <mjambor@suse.cz>
6066 * common.opt (fipa-sra): New switch.
6067 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6068 * timevar.def (TV_IPA_SRA): New timevar.
6069 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6070 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6071 * tree-sra.c: Include cgraph.c.
6072 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6073 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6074 and grp_not_necessarilly_dereferenced.
6075 (func_param_count): New variable.
6076 (encountered_apply_args): New variable.
6077 (bb_dereferences): New variable.
6078 (final_bbs): New variable.
6079 (no_accesses_representant): New variable.
6080 (no_accesses_p): New function.
6081 (dump_access): Dump the new fields.
6082 (sra_initialize): Set encountered_apply_args to false.
6083 (get_ssa_base_param): New function.
6084 (mark_parm_dereference): New function.
6085 (create_access): Caring for INIDRECT_REFs and different handling of
6086 varialble length accesses in early IPA SRA. Store the stmt - a new
6087 parameter - to the new access.
6088 (build_access_from_expr_1): New parameter stmt, passed to
6089 create_access. Handle INDIRECT_REFs.
6090 (build_access_from_expr): Pass the current statement to
6091 build_access_from_expr_1.
6092 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6094 (build_accesses_from_assign): Pass the current statement to
6095 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6096 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6097 final_bbs when necessary. Check for calls to __builtin_apply_args.
6098 Fixup EH info if anythng was changed.
6099 (is_unused_scalar_param): New function.
6100 (ptr_parm_has_direct_uses): New function.
6101 (find_param_candidates): New function.
6102 (mark_maybe_modified): New function.
6103 (analyze_modified_params): New function.
6104 (propagate_dereference_distances): New function.
6105 (dump_dereferences_table): New function.
6106 (analyze_caller_dereference_legality): New function.
6107 (unmodified_by_ref_scalar_representative): New function.
6108 (splice_param_accesses): New function.
6109 (decide_one_param_reduction): New function.
6110 (enum ipa_splicing_result): New type.
6111 (splice_all_param_accesses): New function.
6112 (get_param_index): New function.
6113 (turn_representatives_into_adjustments): New function.
6114 (analyze_all_param_acesses): New function.
6115 (get_replaced_param_substitute): New function.
6116 (get_adjustment_for_base): New function.
6117 (replace_removed_params_ssa_names): New function.
6118 (sra_ipa_reset_debug_stmts): New function.
6119 (sra_ipa_modify_expr): New function.
6120 (sra_ipa_modify_assign): New function.
6121 (convert_callers): New function.
6122 (modify_function): New function.
6123 (ipa_sra_preliminary_function_checks): New function.
6124 (ipa_early_sra): New function.
6125 (ipa_early_sra_gate): New function.
6126 (pass_early_ipa_sra): New variable.
6127 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6129 2009-09-17 Michael Matz <matz@suse.de>
6132 * tree.c (build_type_attribute_qual_variant): Export.
6133 * tree.h (build_type_attribute_qual_variant): Declare.
6134 * tree-inline.c (remap_type_1): Use it to build variants with
6135 the original qualifiers and attributes.
6137 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6139 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6140 without a fallthrough edge.
6142 2009-09-16 DJ Delorie <dj@redhat.com>
6144 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6145 chip and ignore the "fast_interrupt" attribute if so.
6147 2009-09-16 Richard Henderson <rth@redhat.com>
6150 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6153 2009-09-16 Richard Henderson <rth@redhat.com>
6156 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6157 is set only if DECL_NO_STATIC_CHAIN is unset.
6158 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6159 (FOR_EACH_NEST_INFO): New.
6160 (walk_all_functions): Use it.
6161 (finalize_nesting_tree): Likewise.
6162 (unnest_nesting_tree): Likewise.
6163 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6164 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6165 (convert_gimple_call): Early out if gimple_call_chain already set.
6166 (convert_all_function_calls): Iterate until no new functions
6167 require a static chain.
6168 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6169 when building a trampoline. Use dump_function_to_file instead
6171 (lower_nested_functions): Open dump_file. Validate that decls
6172 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6173 bit reset by this pass.
6175 2009-09-16 Michael Matz <matz@suse.de>
6178 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6179 shorten decl_common_unused.
6180 (DECL_RESTRICTED_P): New accessor.
6181 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6182 to disambiguate marked decls and restrict pointers.
6184 2009-09-16 Richard Henderson <rth@redhat.com>
6187 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6189 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6191 * integrate.c (set_block_abstract_flags): Call
6192 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6194 2009-09-16 Richard Guenther <rguenther@suse.de>
6197 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6200 2009-09-16 DJ Delorie <dj@redhat.com>
6201 Kaz Kojima <kkojima@gcc.gnu.org>
6203 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6204 (sh_expand_prologue): Update calls to output_stack_adjust.
6205 (sh_expand_epilogue): Likewise.
6207 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6210 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6211 trying to limit the extent of searches in the insn stream.
6213 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6214 Jakub Jelinek <jakub@redhat.com>
6218 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6220 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6221 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6222 (rs6000_savres_strategy): Always save FP registers inline if the
6223 target doesn't support hardware double-precision. Set the above
6224 bits in return value when needed.
6225 (rs6000_savres_routine_sym): Fix computation for cache selector.
6226 Mark the generated symbol as a function. Rename exitp argument to
6227 lr. Move code for determining the name of the symbol...
6228 (rs6000_savres_routine_name): ...here. New function. Add cases for
6229 getting the names right on AIX and 64-bit Linux.
6230 (savres_routine_name): New variable.
6231 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6232 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6233 on what the target routine uses as a base register. If savep && lr
6234 describe saving of r0 into memory slot.
6235 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6236 line calls for AIX ABI.
6237 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6238 determine FP save/restore functions.
6239 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6240 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6242 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6243 Duplicate restoration of LR and execute the appropriate one
6244 depending on whether GPRs are being restored inline. Set r11 from
6245 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6246 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6247 Fix out of line calls for AIX ABI.
6248 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6250 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6252 (*restore_gpregs_spe): Likewise.
6253 (*return_and_restore_gpregs_spe): Likewise.
6254 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6255 Define to empty string unconditionally.
6256 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6257 Define to empty string unconditionally.
6258 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6261 2009-09-15 Jan Hubicka <jh@suse.cz>
6263 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6264 * params.def (inline-insns-auto): Likewise.
6266 2009-09-15 Martin Jambor <mjambor@suse.cz>
6268 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6269 individual statements only at TDF_DETAILS dump level. Format
6270 source for 80 characters per line.
6272 2009-09-15 Christian Bruel <christian.bruel@st.com>
6274 * regrename.c (do_replace): Update REG_DEAD notes.
6276 2009-09-15 Revital Eres <eres@il.ibm.com>
6278 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6279 * targhooks.c (default_builtin_support_vector_misalignment):
6280 New builtin function.
6281 * targhooks.h (default_builtin_support_vector_misalignment):
6283 * target.h (builtin_support_vector_misalignment):
6284 New field in struct gcc_target.
6285 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6286 new builtin function.
6287 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6289 * config/rs6000/rs6000.c
6290 (rs6000_builtin_support_vector_misalignment): New function.
6291 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6293 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6295 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6297 (bfin_optimize_loop): Likewise.
6298 (bfin_gen_bundles): Likewise.
6299 (workaround_speculation): Likewise.
6300 (find_load): Return NULL_RTX for debug_insn.
6302 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6304 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6307 2009-09-14 DJ Delorie <dj@redhat.com>
6309 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6310 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6313 2009-09-14 Richard Henderson <rth@redhat.com>
6314 Jakub Jelinek <jakub@redhat.com>
6316 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6317 * cfgbuild.c (make_edges): Handle asm goto.
6318 * cfglayout.c (fixup_reorder_chain): Likewise.
6319 * cfgrtl.c (patch_jump_insn): Likewise.
6320 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6321 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6322 (gimple_build_asm_vec): Add and use labels parameter.
6323 (gimple_build_asm): Remove.
6324 (walk_gimple_asm): Walk labels too.
6325 * gimple.def (GIMPLE_ASM): Update docs.
6326 * gimple.h: Update decls.
6327 (struct gimple_statement_asm): Change nc to use unsigned char;
6329 (gimple_asm_nlabels): New.
6330 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6331 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6332 into gimple_build_asm_vec.
6333 * jump.c (mark_jump_label_asm): New.
6334 (mark_jump_label): Use it.
6335 (redirect_jump_1): Handle asm goto.
6336 (invert_jump_1): Soft fail if X is null.
6337 * recog.c (extract_asm_operands): New.
6338 (asm_noperands): Use it; handle asm labels.
6339 (decode_asm_operands): Use extract_asm_operands.
6340 (asm_operand_ok): Properly handle empty string.
6341 * reg-stack.c (get_asm_operands_in_out): Rename from
6342 get_asm_operand_n_inputs; use extract_asm_operands; return both
6343 inputs and outputs by reference; update all callers.
6344 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6345 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6346 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6347 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6348 (extract_asm_operands): Declare.
6349 * stmt.c (expand_asm_operands): Add and use labels parameter.
6350 (check_unique_operand_names): Likewise.
6351 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6352 (expand_asm_stmt): Handle asm labels.
6353 * tree-cfg.c (make_gimple_asm_edges): New.
6354 (make_edges): Use it.
6355 (cleanup_dead_labels): Handle asm labels.
6356 (is_ctrl_altering_stmt): Likewise.
6357 (gimple_redirect_edge_and_branch): Likewise.
6358 * tree.def (ASM_EXPR): Add 5th operand.
6359 * tree.h (ASM_LABELS): New.
6360 (resolve_asm_operand_names): Update decl.
6362 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6363 (c_parser_asm_goto_operands): New.
6364 * c-tree.h (build_asm_expr): Update decl.
6365 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6366 * doc/extend.texi: Document asm goto.
6368 2009-09-14 Richard Henderson <rth@redhat.com>
6370 * except.h: Update declarations.
6371 (struct pointer_map_t): Forward declare.
6372 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6373 (struct eh_landing_pad_d, eh_landing_pad): New.
6374 (struct eh_catch_d, eh_catch): New.
6375 (struct eh_region_d): Remove next_region_sharing_label, aka,
6376 label, tree_label, landing_pad, post_landing_pad, resume,
6377 may_contain_throw. Rename region_number to index. Remove
6378 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6379 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6380 (VEC(eh_landing_pad,gc)): New.
6381 (struct eh_status): Remove last_region_number. Add lp_array,
6382 throw_stmt_table, ttype_data, ehspec_data.
6383 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6384 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6385 * except.c (lang_protect_cleanup_actions): Return tree.
6386 (struct ehl_map_entry): Remove.
6387 (init_eh_for_function): Push zero entries for region and lp_array.
6388 (gen_eh_region): Add to region_array immediately.
6389 (gen_eh_region_catch): Operate on eh_catch objects.
6390 (gen_eh_landing_pad): New.
6391 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6392 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6393 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6394 (get_eh_landing_pad_from_number_fn): New.
6395 (get_eh_landing_pad_from_number): New.
6396 (get_eh_region_from_lp_number_fn): New.
6397 (get_eh_region_from_lp_number): New.
6398 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6399 (get_exception_pointer, get_exception_filter): Remove.
6400 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6401 (current_function_has_exception_handlers): Simplify.
6402 (bring_to_root, eh_region_replaceable_by_p): Remove.
6403 (replace_region, hash_type_list, hash_eh_region): Remove.
6404 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6405 (label_to_region_map, num_eh_regions): Remove.
6406 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6407 (find_exception_handler_labels): Remove.
6408 (duplicate_eh_regions_0, find_prev_try): Remove.
6409 (struct duplicate_eh_regions_data): New.
6410 (duplicate_eh_regions_1): Rewrite.
6411 (duplicate_eh_regions): Return a pointer map instead of an
6413 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6414 (redirect_eh_edge_to_label): Remove.
6415 (eh_region_outermost): Rewrite using eh_region pointers
6416 instead of integers.
6417 (add_ttypes_entry): Update for ttype_data move to eh_status.
6418 (add_ehspec_entry): Rewrite with VEC instead of varray.
6419 (assign_filter_values): Likewise. Export.
6420 (build_post_landing_pads, connect_post_landing_pads): Remove.
6421 (dw2_build_landing_pads): Rewrite to use lp_array.
6422 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6423 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6424 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6425 (sjlj_mark_call_sites): Update for landing pad numbers.
6426 (finish_eh_generation): Rewrite.
6427 (gate_handle_eh): Do nothing for no eh tree.
6428 (pass_rtl_eh): Move up near finish_eh_generation.
6429 (remove_eh_landing_pad): New.
6430 (remove_eh_handler): Export.
6431 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6432 (for_each_eh_label): Rewrite to use lp_array.
6433 (make_reg_eh_region_note): New.
6434 (make_reg_eh_region_note_nothrow_nononlocal): New.
6435 (insn_could_throw_p): New.
6436 (copy_reg_eh_region_note_forward): New.
6437 (copy_reg_eh_region_note_backward): New.
6438 (check_handled, add_reachable_handler): Remove.
6439 (reachable_next_level, foreach_reachable_handler): Remove.
6440 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6441 (get_eh_region_and_lp_from_rtx): New.
6442 (get_eh_region_from_rtx): New.
6443 (can_throw_internal_1, can_throw_external_1): Remove.
6444 (can_throw_internal): Use get_eh_region_from_rtx.
6445 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6446 (insn_nothrow_p, can_nonlocal_goto): New.
6447 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6448 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6449 (add_action_record): Use VEC not varray.
6450 (collect_one_action_chain): Update for eh_region changes.
6451 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6452 Use get_eh_region_and_lp_from_rtx.
6453 (gate_convert_to_eh_region_ranges): New.
6454 (pass_convert_to_eh_region_ranges): Use it.
6455 (push_uleb128, push_sleb128): Use VEC not varray.
6456 (output_one_function_exception_table): Likewise.
6457 (dump_eh_tree): Update for eh_region changes.
6458 (verify_eh_tree): Likewise.
6459 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6460 * tree-eh.c: Include target.h.
6461 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6462 Don't disallow GIMPLE_RESX; adjust argument check.
6463 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6464 (record_stmt_eh_region): Update for landing pad numbers;
6465 generate a landing pad if necessary.
6466 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6467 (remove_stmt_from_eh_lp_fn): Similarly.
6468 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6469 Update for lp numbers; don't special case missing throw_stmt_table.
6470 (lookup_expr_eh_lp): Similarly.
6471 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6472 (eh_seq, eh_region_may_contain_throw): New.
6473 (struct leh_state): Add ehp_region.
6474 (struct leh_tf_state): Remove eh_label.
6475 (emit_post_landing_pad): New.
6476 (emit_resx, emit_eh_dispatch): New.
6477 (note_eh_region_may_contain_throw): New.
6478 (frob_into_branch_around): Take eh_region not eh label;
6479 emit eh code into eh_seq.
6480 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6481 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6482 lower_eh_must_not_throw. Emit code to eh_seq.
6483 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6484 (lower_try_finally_onedest): Likewise.
6485 (lower_try_finally_copy): Likewise.
6486 (lower_try_finally_switch): Likewise.
6487 (lower_try_finally): Initialize ehp_region.
6488 (lower_catch): Update for eh_catch objects.
6489 (lower_eh_filter): Don't handle must_not_throw.
6490 (lower_eh_must_not_throw): New.
6491 (lower_cleanup): Don't set eh_label.
6492 (lower_eh_constructs_2): Resolve eh builtins.
6493 Handle GIMPLE_EH_MUST_NOT_THROW.
6494 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6495 Add eh_seq to the end of the function body.
6496 (make_eh_dispatch_edges): New.
6497 (make_eh_edge): Remove.
6498 (make_eh_edges): Simplify for landing pads.
6499 (redirect_eh_edge_1): New.
6500 (redirect_eh_edge): Use it.
6501 (redirect_eh_dispatch_edge): New.
6502 (stmt_could_throw_p): Use a switch. Allow RESX.
6503 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6504 (stmt_can_throw_internal): Likewise.
6505 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6506 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6507 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6508 (gate_refactor_eh): New.
6509 (pass_refactor_eh): Use it.
6510 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6511 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6512 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6513 (remove_unreachable_handlers): Rename from
6514 tree_remove_unreachable_handlers; rewrite for landing pads;
6515 call remove_eh_handler directly.
6516 (remove_unreachable_handlers_no_lp): New.
6517 (unsplit_eh, unsplit_all_eh): New.
6518 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6519 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6520 (cleanup_empty_eh_unsplit): New.
6521 (cleanup_empty_eh): Rewrite.
6522 (cleanup_all_empty_eh): New.
6523 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6524 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6525 (gate_cleanup_eh): New.
6526 (pass_cleanup_eh): Use it.
6527 (verify_eh_edges): Move later in file. Expect one EH edge.
6528 (verify_eh_dispatch_edge): New.
6530 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6531 (gtype-desc.o): Add TARGET_H.
6532 (tree.o): Use EXCEPT_H, not except.h.
6533 (cfgbuild.o): Add EXPR_H.
6534 (GTFILES): Add vecprim.h.
6535 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6536 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6537 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6538 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6539 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6540 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6541 calls to can_throw_internal.
6542 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6543 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6544 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6545 (expand_gimple_stmt): Use make_reg_eh_region_note.
6546 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6547 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6548 or find_exception_handler_labels.
6549 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6550 there is exacly one EH edge. Use can_nonlocal_goto and
6552 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6553 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6554 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6555 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6556 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6557 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6558 * dse.c (scan_insn): Use insn_could_throw_p.
6559 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6560 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6561 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6562 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6563 EXC_PTR_EXPR or FILTER_EXPR.
6564 (tree_expr_nonzero_warnv_p): Likewise.
6565 * function.h: Include vecprim.h, not varray.h
6566 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6567 move ttype_data and ehspec_data members to struct eh_status; change
6568 action_record_data member to a VEC.
6569 * gcse.c (hash_scan_set): Use can_throw_internal.
6570 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6571 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6572 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6573 (block_may_fallthru): Don't handle RESX_EXPR.
6574 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6575 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6576 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6577 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6578 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6579 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6580 (gimple_size): Likewise.
6581 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6582 (gimple_build_resx): Use gimple_build_with_ops.
6583 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6584 (is_gimple_val): Likewise.
6585 (is_gimple_stmt): Remove RESX_EXPR.
6586 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6587 (GIMPLE_RESX): Reorder with other EH constructs.
6588 * gimple.h (struct gimple_statement_eh_mnt): New.
6589 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6590 (gimple_eh_filter_must_not_throw): Remove.
6591 (gimple_eh_filter_set_must_not_throw): Remove.
6592 (gimple_eh_must_not_throw_fndecl): New.
6593 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6594 (is_gimple_resx): New.
6595 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6596 Don't copy EH_FILTER_MUST_NOT_THROW.
6597 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6598 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6599 handle must_not_throw_labels specially.
6600 * ipa-pure-const.c (check_call): Update debug statement for LP.
6601 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6602 * ipa-utils.c (get_base_var): Likewise.
6603 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6604 * lower-subreg.c (move_eh_region_note): Remove.
6605 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6606 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6607 (create_task_copyfn): Likewise.
6608 (maybe_catch_exception): Use gimple_build_eh_filter.
6609 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6610 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6611 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6612 and pass_lower_resx.
6613 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6614 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6615 can_throw_internal, can_nonlocal_goto.
6616 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6617 copy_reg_eh_region_note_forward.
6618 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6619 (emit_output_reload_insns): Likewise.
6620 (copy_eh_notes): Remove.
6621 * rtl.def (RESX): Remove.
6622 * rtl.h: Update declarations.
6623 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6624 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6625 (update_eh_label): Remove.
6626 (cleanup_dead_labels_eh): New.
6627 (cleanup_deal_labels): Use it instead of update_eh_label.
6628 (gimple_merge_blocks): Update landing pad data structure when
6629 removing a landing pad label.
6630 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6631 test; handle GIMPLE_EH_MUST_NOT_THROW.
6632 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6633 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6634 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6635 (verify_stmt): Likewise. Verify landing pads.
6636 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6637 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6638 (struct move_stmt_d): Add eh_map.
6639 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6640 (move_stmt_r): Remap eh region numbers in builtin calls,
6641 resx and eh_dispatch.
6642 (move_block_to_fn): Remove eh_offset parameter. Use
6643 maybe_duplicate_eh_stmt_fn.
6644 (find_outermost_region_in_block): Operate on eh_region pointers
6645 instead of region numbers.
6646 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6647 duplicate_eh_regions.
6648 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6649 test earlier. Disallow EH landing pads.
6650 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6651 * tree-flow.h: Update declarations.
6652 (struct tree_ann_common_d): Replace rn with lp_nr.
6653 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6654 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6655 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6656 resx and eh_dispatch.
6657 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6658 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6659 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6660 from duplicate_eh_regions.
6661 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6662 update RESX; handle EH_DISPATCH.
6663 (expand_call_inline): Set eh_lp_nr, not eh_region.
6664 (maybe_inline_call_in_expr): Likewise.
6665 * tree-inline.h (struct copy_body_data): Replace eh_region with
6666 eh_lp_nr, eh_region_offset with eh_map.
6667 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6668 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6669 * tree-pretty-print.c (dump_generic_node): Don't handle
6670 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6671 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6672 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6673 EXC_PTR_EXPR, FILTER_EXPR.
6674 * tree-ssa-operands.c (get_expr_operands): Likewise.
6675 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6676 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6677 (ao_ref_init_from_vn_reference): Likewise.
6678 * tree-ssa-sink.c (statement_sink_location): Likewise.
6679 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6680 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6681 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6682 EXC_PTR_EXPR, FILTER_EXPR.
6683 (is_exception_related): Remove.
6684 (compute_avail): Don't call it.
6685 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6686 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6687 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6688 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6690 (build_resx): Remove.
6691 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6692 * tree.h: Update declarations.
6693 (EH_FILTER_MUST_NOT_THROW): Remove.
6694 (struct tree_label_decl): Add eh_landing_pad_nr.
6695 (EH_LANDING_PAD_NR): New.
6696 * value-prof.c (gimple_ic): Tidy variable names. Update for
6697 landing pad numbers.
6698 (gimple_stringop_fixed_value): Tidy variable names. Assert
6699 that neither call stmt can throw.
6700 * vecprim.h (uchar): New.
6701 (VEC(uchar,heap), VEC(uchar,gc)): New.
6703 * c-common.c (c_define_builtins): Update call to
6704 build_common_builtin_nodes.
6705 * c-parser.c (c_parse_file): Don't call
6706 default_init_unwind_resume_libfunc.
6708 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6710 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6711 (mips_cprestore_address_p): Likewise.
6712 (mips_save_gp_to_cprestore_slot): Likewise.
6713 (mips_restore_gp): Rename to...
6714 (mips_restore_gp_from_cprestore_slot): ...this.
6715 (mips_must_initialize_gp_p): Declare.
6716 (mips_emit_save_slot_move): Likewise.
6717 (mips_output_load_label): Return nothing.
6718 (mips_eh_uses): Declare.
6719 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6720 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6721 (TARGET_ABSOLUTE_JUMPS): Likewise.
6722 (EH_USES): Likewise.
6723 (FIRST_PSEUDO_REGISTER): Update comment.
6724 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6725 (MIPS_CALL): ...here.
6726 (REGISTER_NAMES): Add $cprestore.
6727 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6728 Add load_label_length, has_inflexible_gp_insn_p,
6729 has_flexible_gp_insn_p, must_initialize_gp_p and
6730 must_restore_gp_when_clobbered_p.
6731 (mips_expand_call): Don't generate split instructions here.
6732 (mips_split_call): Update the call to mips_restore_gp after
6733 the above name change.
6734 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6735 (mips_find_gp_ref): New function.
6736 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6737 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6738 (mips_insn_has_flexible_gp_ref_p): Likewise.
6739 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6740 (mips_function_has_gp_insn): Delete.
6741 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6742 Use the new functions above. Only return INVALID_REGNUM
6743 for TARGET_ABSOLUTE_JUMPS.
6744 (mips_must_initialize_gp_p): New function.
6745 (mips_get_cprestore_base_and_offset): New function, extracted from...
6746 (mips_cprestore_slot): ...here. Take a bool parameter.
6747 (mips_cfun_has_cprestore_slot_p): New function.
6748 (mips_cprestore_address_p): Likewise.
6749 (mips_save_gp_to_cprestore_slot): Likewise.
6750 (mips_restore_gp): Rename to...
6751 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6752 epilogue_completed. Update the call to mips_cprestore_slot.
6753 Test cfun->machine->must_restore_gp_when_clobbered_p.
6754 (mips_direct_save_slot_move_p): New function.
6755 (mips_emit_save_slot_move): Likewise.
6756 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6757 of cfun->machine->global_pointer.
6758 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6759 (mips_save_reg): Use mips_emit_save_slot_move.
6760 (mips_expand_prologue): Set must_initialize_gp_p.
6761 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6762 for all cprestore saves. Emit a use_cprestore instruction after
6763 setting up the cprestore slot.
6764 (mips_restore_reg): Use mips_emit_save_slot_move.
6765 (mips_process_load_label): New function.
6766 (mips_load_label_length): Likewise.
6767 (mips_output_load_label): Don't return asm: output it here instead.
6768 Use mips_process_load_label.
6769 (mips_adjust_insn_length): Adjust the length of branch instructions
6770 that have length MAX_PIC_BRANCH_LENGTH.
6771 (mips_output_conditional_branch): Update the call to
6772 mips_output_load_label. Assume the branch target is OPERANDS[0]
6773 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6774 (mips_output_order_conditional_branch): Swap the meaning of
6775 OPERANDS[0] and OPERANDS[1].
6776 (mips_variable_issue): Don't count ghost instructions.
6777 (mips_expand_ghost_gp_insns): New function.
6778 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6779 (mips_output_mi_thunk): Set must_initialize_gp_p.
6780 (mips_eh_uses): New function.
6781 * config/mips/predicates.md (cprestore_save_slot_operand)
6782 (cprestore_load_slot_operand): New predicates.
6783 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6784 (UNSPEC_MOVE_GP): Likewise.
6785 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6786 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6787 (CPRESTORE_SLOT_REGNUM): New register.
6788 (MAX_PIC_BRANCH_LENGTH): New constant.
6789 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6790 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6791 branches. Fix commentary.
6792 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6793 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6794 Change type to "ghost".
6795 (loadgp_absolute_<mode>): Likewise.
6796 (loadgp_rtp_<mode>): Likewise.
6797 (copygp_mips16): Likewise.
6798 (loadgp_blockage): Remove redundant mode attribute.
6799 (potential_cprestore): New instruction.
6800 (cprestore): Turn into an unspec set.
6801 (use_cprestore): New instruction.
6802 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6803 (*branch_fp_inverted): Likewise.
6804 (*branch_order<mode>): Likewise.
6805 (*branch_order<mode>_inverted): Likewise.
6806 (*branch_equality<mode>): Likewise.
6807 (*branch_equality<mode>_inverted): Likewise.
6808 (*branch_bit<bbv><mode>): Likewise.
6809 (*branch_bit<bbv><mode>_inverted): Likewise.
6810 (*branch_equality<mode>_mips16): Remove redundant mode.
6811 (jump): Turn into a define_expand.
6812 (*jump_absolute): New instruction.
6813 (*jump_pic): Likewise.
6814 (*jump_mips16): Rename previously-unnamed pattern. Remove
6815 redundant mode attribute.
6816 (restore_gp): Split on epilogue_completed rather than
6817 reload_completed. Change type to "ghost".
6818 (move_gp<mode>): New instruction.
6819 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6820 Remove redundant mode attribute.
6821 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6822 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6823 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6825 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6828 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6829 are returned in the same register (vs34 or v2) that Altivec vector
6830 types are returned in.
6831 (rs6000_libcall_value): Ditto.
6834 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6835 instead of explicit addsi3/adddi3 calls.
6836 (rs6000_split_multireg_move): Ditto.
6837 (rs6000_emit_allocate_stack): Ditto.
6838 (rs6000_emit_prologue): Ditto.
6839 (rs6000_output_mi_thunk): Ditto.
6841 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6842 size is 64 bits if we can use 64-bit registers.
6844 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6846 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6849 From Jie Zhang <jie.zhang@analog.com>:
6850 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6851 save FP and RETS with saveall attribute.
6852 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6853 with saveall attribute.
6855 * config/bfin/bfin.c (bfin_expand_builtin,
6856 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6859 From Jie Zhang <jie.zhang@analog.com>:
6860 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6861 before use in two places.
6862 * config/bfin/bfin.md (AREG): Define mode iterator.
6863 (reload_in, reload_out): Use mode iterator AREG.
6865 2009-09-14 Richard Guenther <rguenther@suse.de>
6868 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6869 EH personality path.
6871 2009-09-13 Richard Guenther <rguenther@suse.de>
6872 Rafael Avila de Espindola <espindola@google.com>
6874 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6875 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6876 (LANG_HOOKS_INITIALIZER): Adjust.
6877 (lhd_pass_through_t): Declare.
6878 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6880 * langhooks.c (lhd_pass_through_t): New function.
6881 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6882 dwarf2out_begin_prologue): Use personality from current_function_decl.
6883 * expr.h (get_personality_function): Declare.
6884 * expr.c (get_personality_function): New function.
6885 (build_personality_function): Likewise.
6886 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6887 (eh_personality_libfunc): Remove.
6888 * optabs.c (build_libfunc_function): New function split out from ...
6889 (init_one_libfunc): ... here.
6890 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6891 (tree_function_decl): Add personality.
6892 (lhd_gcc_personality): Declare.
6893 (build_personality_function): Likewise.
6894 * tree.c (gcc_eh_personality_decl): New.
6895 (lhd_gcc_personality): New function.
6896 * except.h (lang_eh_runtime_type): Remove.
6897 (enum eh_personality_kind): New.
6898 (build_personality_function): Declare.
6899 (function_needs_eh_personality): Declare.
6900 * except.c (lang_eh_runtime_type): Remove.
6901 (function_needs_eh_personality): New function.
6902 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6903 (sjlj_emit_function_enter, output_function_exception_table):
6904 Use personality from current_function_decl.
6905 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6906 * tree-inline.c (tree_can_inline_p): Do not inline across different
6908 (expand_call_inline): Likewise. Adjust the callers EH personality.
6909 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6910 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6911 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6912 (c-parser.o): Likewise
6913 * c-tree.h (c_eh_initialized_p): Remove.
6914 (c_maybe_initialize_eh): Likewise.
6915 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6916 (finish_decl): Don't call c_maybe_initialize_eh.
6917 (c_eh_initialized_p): Remove.
6918 (c_maybe_initialize_eh): Likewise.
6919 * c-parser.c (c_parser_omp_construct): Likewise.
6920 (c_parse_file): Initialize exception handling.
6922 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6924 * config.gcc (tm_file): Remove i386/biarch32.h
6925 for i?86-w64-mingw* case.
6926 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6928 * config.host: Set for x64 mingw the option
6929 use_long_long_for_widest_fast_int to yes.
6931 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6933 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6934 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6935 (dbxout_begin_function): Likewise.
6936 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6937 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6938 set on the function.
6939 (final_end_function): Likewise.
6940 (final_scan_insn): Likewise.
6941 (rest_of_handle_final): Likewise.
6942 * varasm.c (assemble_start_function): Likewise.
6943 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6945 2009-09-12 Jason Merrill <jason@redhat.com>
6947 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6948 * opts.c (common_handle_option): constify.
6950 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6952 * doc/install.texi (avr): Remove obsolete reference site.
6954 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6956 * doc/install.texi (Binaries): Adjust AIX link.
6958 2009-09-12 Akim Demaille <demaille@gostai.com>
6960 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6961 Use an imperative sentence.
6963 2009-09-11 Richard Henderson <rth@redhat.com>
6965 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6966 structure-name and has-tree-operands arguments; update all entries.
6967 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6969 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6970 (gsstruct_code_size): New.
6971 (gss_for_code_): New.
6972 (gss_for_code): Remove.
6973 (gimple_size): Rewrite using gsstruct_code_size.
6974 (gimple_statement_structure): Move to gimple.h.
6975 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6976 (gss_for_code, gimple_statement_structure): New.
6977 (gimple_ops): Use new arrays; tidy.
6979 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6981 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6982 operand to be a PLUS expression.
6983 * config/pa/pa.c (pa_secondary_reload): Likewise.
6985 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6987 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6989 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6992 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6994 From Jie Zhang <jie.zhang@analog.com>:
6995 * doc/extend.texi (node Function Attributes): Document l2
6997 (node Blackfin Variable Attributes): Document l2 variable attributes.
6999 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7001 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7002 to match the system compiler's configuration at inflection point.
7003 Add comment to remark a remaining difference with system compiler.
7005 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7006 * configure: Regenerate.
7008 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7010 From Jie Zhang <jie.zhang@analog.com>:
7011 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7012 (bfin_handle_l2_attribute): New.
7013 (bfin_attribute_table): Add l2 attribute.
7015 2009-09-11 Michael Matz <matz@suse.de>
7018 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7019 on the local_decls list.
7021 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7025 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7027 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7028 for VALUEs, to implement the documented interface.
7029 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7030 Adjust for VALUEs and anything else, to implement the
7031 documented interface.
7033 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7035 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7036 with actual SPE/paired vector modes before using 64-bit alignment.
7037 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7039 2009-09-10 DJ Delorie <dj@redhat.com>
7041 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7044 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7045 * config/mep/mep.c (mep_legitimate_constant_p): New.
7046 * config/mep/mep-protos.h: Prototype it.
7048 2009-09-10 Richard Henderson <rth@redhat.com>
7050 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7052 2009-09-10 Jason Merrill <jason@redhat.com>
7054 * tree.c (chain_index): New fn.
7055 * tree.h: Declare it.
7057 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7059 * config/sol2-c.c (cmn_err_length_specs): Initialize
7060 scalar_identity_flag.
7062 2009-09-10 Richard Henderson <rth@redhat.com>
7064 * tree.h (struct tree_decl_common): Move align member earlier;
7065 move label_decl_uid member ...
7066 (struct tree_label_decl): ... here.
7067 (LABEL_DECL_UID): Update to match.
7069 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7072 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7073 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7075 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7076 dest_prev if the edge is complex.
7078 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7080 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7081 loop latch tests earlier.
7083 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7084 before GIMPLE_RETURN, not after its predecessor; insert
7087 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7088 gimple_seq_empty_p to test for no PHI nodes.
7089 * tree-cfg.c (split_critical_edges): Likewise.
7091 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7093 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7095 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7096 introduced by the VTA branch merge.
7098 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7100 * ira-conflicts.c: Use fputs or putc instead of fprintf
7104 * tree-switch-conversion.c: Ditto.
7106 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7108 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7109 introduced by the VTA branch merge.
7111 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7114 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7116 PR rtl-optimization/39779
7117 * expr.c (convert_modes): Return when mode == oldmode after
7118 CONST_INTs are processed.
7120 2009-09-10 Nick Clifton <nickc@redhat.com>
7122 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7123 attribute and referring decl when creating renamed symbol.
7125 2009-09-10 Richard Guenther <rguenther@suse.de>
7128 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7130 (cgraph_finalize_compilation_unit): Compute reachability
7131 before emitting thunks. Properly process aliases before
7132 possibly removing unreachable nodes.
7134 2009-09-10 Richard Guenther <rguenther@suse.de>
7137 * tree.c (struct free_lang_data_d): Add worklist member.
7138 (find_decls_types_r): Push onto the worklist instead of recursing.
7139 Handle TREE_BINFOs properly.
7140 (find_decls_types): New function wrapped around find_decls_types_r
7141 to process the worklist.
7142 (find_decls_types_in_eh_region): Use it.
7143 (find_decls_types_in_node): Likewise.
7144 (find_decls_types_in_var): Likewise.
7145 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7146 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7147 (AGGREGATE_TYPE_P): Adjust.
7149 2009-09-09 Jason Merrill <jason@redhat.com>
7151 * configure.ac: Check glibc version even if we have an in-tree
7154 2009-09-09 Anthony Green <green@moxielogic.com>
7156 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7157 the constant 0 when appropriate.
7158 * config/moxie/constraints.md: Add constraint O.
7160 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7161 to pass up to 6 32-bit argument values in registers.
7162 (moxie_function_arg): Ditto.
7163 (moxie_arg_partial_bytes): Ditto.
7164 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7165 (REG_PARM_STACK_SPACE): Ditto.
7166 (FUNCTION_ARG_REGNO_P): Ditto.
7168 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7169 instruction to allocate stack space.
7171 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7173 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7174 unnecessarily stringent constraints. Fix address
7175 calculation in the splitters.
7177 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7179 PR rtl-optimization/39779
7180 * expr.c (convert_modes): Return when mode == oldmode after
7181 CONST_INTs are processed.
7183 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7186 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7187 (ix86_expand_prologue): Take frame.padding0 into logic of
7189 (ix86_expand_epilogue): Likewise.
7191 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7193 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7195 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7196 * config/t-slibgcc-libgcc: New file.
7197 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7199 2009-09-09 Martin Jambor <mjambor@suse.cz>
7201 PR tree-optimization/41089
7202 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7205 2009-09-09 Richard Henderson <rth@redhat.com>
7207 * gimple.h (CASE_GIMPLE_OMP): New.
7208 (is_gimple_omp): Use it.
7209 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7210 (verify_gimple_debug): Likewise.
7212 2009-09-09 Richard Guenther <rguenther@suse.de>
7214 PR tree-optimization/41101
7215 * tree-ssa-pre.c (maximal_set): Remove.
7216 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7217 Defer all blocks we didn't visit at least one successor.
7218 (add_to_exp_gen): Do not add to the maximal set.
7219 (make_values_for_phi): Likewise.
7220 (compute_avail): Likewise.
7221 (init_pre): Do not allocate the maximal set.
7222 (execute_pre): Do not dump it.
7224 2009-09-09 Martin Jambor <mjambor@suse.cz>
7226 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7227 an SSA_NAME rather than a is_gimple_variable.
7229 2009-09-09 Richard Guenther <rguenther@suse.de>
7232 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7233 code dealing with plain pointer bases.
7234 (maybe_fold_offset_to_reference): Likewise.
7235 (maybe_fold_stmt_addition): Adjust.
7237 2009-09-09 Richard Guenther <rguenther@suse.de>
7239 * tree.c (free_lang_data_in_type): Do not free the type variant
7241 (free_lang_data): Merge char_type_node with its properly signed
7243 (pass_ipa_free): Collect after freeing language specific data.
7245 2009-09-09 Michael Matz <matz@suse.de>
7248 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7249 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7250 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7253 2009-09-08 DJ Delorie <dj@redhat.com>
7255 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7257 2009-09-04 Jason Merrill <jason@redhat.com>
7259 * tree.c (tree_find_value): Remove.
7260 * tree.h: Remove prototype.
7261 * varasm.c (assemble_external): Use value_member instead.
7263 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7265 * toplev.c (process_options): Choose default debugging type when
7266 gtoggle enables debug info and type is unset.
7268 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7272 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7275 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7277 * configure: Rebuilt with modified libtool.m4.
7279 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7284 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7286 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7288 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7289 (remove_statement): Likewise.
7290 (rewrite_use_nonlinear_expr): Adjust.
7291 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7292 * tree-ssa.c (release_defs_bitset): ... this. New.
7293 * tree-flow.h (release_defs_bitset): Declare.
7295 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7298 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7299 in the middle block.
7301 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7303 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7304 via intptr_t to long type.
7305 (insert_operand_rank): Cast long type via intptr_t to
7307 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7309 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7310 from pointer to unsigned via uintptr_t.
7312 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7313 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7315 * configure: Regenerated.
7316 * config.in: Regenerated
7317 * system.h (stdint.h): Add include.
7318 (inttypes.h): Likewise.
7319 * Makefile.in (aclocal): Add config/stdint.m4.
7320 * aclocal.m4: Regenerated.
7322 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7324 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7326 (note_np_check_stores): New function.
7327 (harmless_null_pointer_p): New function.
7328 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7329 changed. Take into account whether we're in the shadow of a condjump
7330 that tested NP_REG for NULL.
7331 Lose all code that tested for SEQUENCEs.
7332 (workaround_speculation): Avoid inserting NOPs for loads that are
7333 either always executed or a NULL pointer.
7335 2009-09-08 Jan Hubicka <jh@suse.cz>
7337 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7338 * params.def (early-inlining-insns): Likewise.
7340 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7342 PR rtl-optimization/41239
7343 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7344 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7346 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7347 across calls, as the calls might not always return normally.
7348 (call_may_noreturn_p): New function.
7349 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7350 (init_deps): Initialize it.
7351 (remove_from_deps): Also remove calls from
7352 last_function_call_may_noreturn list.
7354 2009-09-07 Richard Henderson <rth@redhat.com>
7356 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7357 more VR->OPERANDS than LHS operands. Free LHS before returning.
7359 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7361 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7362 (attr "addrtype"): New member "spreg".
7363 Use it if mem_spfp_address_operand is true for the address.
7364 (attr "type"): New entry "stall".
7365 (cpu_unit "load"): New.
7366 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7368 (insn_reservation "loadsp"): New.
7369 (insn_reservation "load_stall1"): New.
7370 (insn_reservation "load_stall3"): New.
7372 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7373 (mem_p_address_operand): Exclude stack and frame pointer based
7375 (mem_spfp_address_operand): New; match them here.
7376 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7377 (bfin_reorg): Call it if scheduling insns.
7378 (bfin_gen_bundles): Remove dummy insns created by
7379 add_sched_insns_for_speculation.
7381 From Jie Zhang <jie.zhang@analog.com>:
7382 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7383 bfin_si_revision, bfin_workarounds): Move these ...
7384 * config/bfin/bfin.h: ... here.
7386 From Mike Frysinger <michael.frysinger@analog.com>
7387 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7388 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7389 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7390 bf547m, bf548m, and bf549m.
7391 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7392 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7393 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7394 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7395 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7396 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7397 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7398 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7399 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7400 bf542m, bf544m, bf547m, bf548m, and bf549m.
7402 From Jie Zhang <jie.zhang@analog.com>:
7403 * config/bfin/predicates.md (p_register_operand): New predicate.
7404 (dp_register_operand): New predicate.
7405 * config/bfin/bfin-protos.h (WA_05000074): Define.
7406 (ENABLE_WA_05000074): Define.
7407 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7408 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7409 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7410 (define_attr addrtype): Allow load/store register to be P register.
7411 (define_attr storereg): New.
7412 (define_cpu_unit anomaly_05000074): New.
7413 (define_insn_reservation dsp32shiftimm): New.
7414 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7415 (define_insn_reservation loadp): Cannot use slot2.
7416 (define_insn_reservation loadsp): Cannot use slot2.
7417 (define_insn_reservation storep): Cannot use slot2. Does not
7418 apply when working around 05000074.
7419 (define_insn_reservation storep_anomaly_05000074): New.
7420 (define_insn_reservation storei): Does not apply when working
7422 (define_insn_reservation storei_anomaly_05000074): New.
7423 (define_attr length): Add dsp32shiftimm case.
7424 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7425 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7426 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7427 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7428 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7430 2009-09-07 Martin Jambor <mjambor@suse.cz>
7433 * tree-sra.c (create_artificial_child_access): Return NULL if
7434 build_ref_for_offset fails.
7435 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7436 and create_artificial_child_access to fail.
7438 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7441 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7442 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7443 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7445 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7447 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7448 block, ensure it has an exit edge. Emit a barrier after a jump.
7450 2009-09-07 Nick Clifton <nickc@redhat.com>
7452 * gcc.c (this_is_linker_script): New variable. Like
7453 this_is_library_file but for the %T constructor.
7454 (end_going_arg): If this_is_linker_script is set then locate the
7455 script and insert a --script switch before it
7456 (do_spec_2): Initialise this_is_linker_script.
7457 (do_spec_1): Likewise. Handle %T construct.
7458 (eval_spec_function): Preserve this_is_linker_script.
7459 * doc/invoke.texi: Document %T construct in spec files.
7460 * config/m32c/m32c.h (LIB_SPEC): Use it.
7462 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7464 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7465 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7466 when volatile flag is set.
7467 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7469 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7472 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7473 (combine_stack_adjustments_for_block): Allow insns between stack
7474 adjustments and stores with corresponding pre-(dec|inc)rement or
7475 pre-modify operation.
7477 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7480 * combine-stack-adj.c (struct csa_memlist): Rename to...
7481 (struct csa_reflist): ... this. Rename mem field to ref.
7482 (free_csa_memlist): Rename to...
7483 (free_csa_reflist): ... this.
7484 (record_one_stack_memref): Rename to...
7485 (record_one_stack_ref): ... this. Handle also REG_P.
7486 (try_apply_stack_adjustment): Handle also REG_P.
7487 (struct record_stack_memrefs_data): Rename to...
7488 (struct record_stack_refs_data): ... this. Rename memlist field to
7490 (record_stack_memrefs): Rename to...
7491 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7492 subexpressions instead of failing when a MEM contains SP references.
7493 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7494 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7496 2009-09-06 Richard Guenther <rguenther@suse.de>
7499 * tree.c (build_array_type): Do not record types marked
7500 with structural equality in the canonical type hashtable.
7502 2009-09-06 Richard Guenther <rguenther@suse.de>
7505 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7507 2009-09-05 Richard Guenther <rguenther@suse.de>
7510 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7512 2009-09-05 Richard Guenther <rguenther@suse.de>
7515 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7517 2009-09-05 Richard Guenther <rguenther@suse.de>
7520 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7521 before comparing function argument types.
7523 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7526 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7529 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7532 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7534 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7535 locators before emit_insn is called.
7537 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7540 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7541 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7542 (reginfo_init): Don't call allocate_reg_info.
7544 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7547 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7548 NONDEBUG_INSN_P instead of INSN_P.
7550 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7553 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7555 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7558 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7559 pattern of the split.
7561 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7563 * toplev.c (process_options): Move setter of flag_var_tracking
7564 before other tests that depend on it. Move down setter of
7565 flag_rename_registers. Don't enable var-tracking-assignments
7566 by default if selective scheduling is enabled. Warn if both
7569 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7571 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7572 comment. Use switch statement to catch overlaps between rtx
7573 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7574 (IS_DECL_CODE): ... here. Remove.
7575 (check_value_is_not_decl): Remove.
7576 (dv_from_decl, dv_from_value): Check after conversion.
7578 2009-09-04 Richard Guenther <rguenther@suse.de>
7581 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7582 after emitting tunks. Move emitting thunks and ctors from ...
7583 (cgraph_optimize): ... here. Remove redundant
7584 cgraph_analyze_functions.
7585 * varasm.c (find_decl_and_mark_needed): Remove no longer
7587 (finish_aliases_1): Adjust check for thunk aliases.
7589 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7591 * config/arm/arm.md (ctzsi2): Added braces
7592 to avoid warning that broke booststrap.
7594 2009-09-04 Martin Jambor <mjambor@suse.cz>
7596 PR tree-optimization/41112
7597 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7598 handle variable-bounded arrays.
7599 (expr_with_var_bounded_array_refs_p): New function.
7600 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7602 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7604 * config/s390/2097.md: Removed two incorrect bypasses.
7605 (z10_fsimpdf): Fixed latency.
7606 (z10_fhex): New insn_reservation.
7607 (z10_floaddf): Fixed latency.
7608 (z10_floadsf): Fixed latency.
7609 (z10_ftrunctf): Fixed latency.
7610 (z10_ftruncdf): Fixed latency.
7611 * config/s390/s390.c (z10_cost): Fixed values.
7612 (s390_adjust_priority): Added z10 path.
7613 * config/s390/s390.md (type): Added fhex.
7614 (*mov<mode>_64dfp): Updated type attribute.
7615 (*mov<mode>_64): Updated type attribute.
7616 (*mov<mode>_31): Updated type attribute.
7617 (*mov<mode>"): Likewise.
7618 * config/s390/2084.md (x_fsimpdf): Updated condition.
7620 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7622 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7623 RTXs in the predicate for operand 1.
7625 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7627 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7628 (rbitsi2): New insn.
7629 (ctzsi2): New expand.
7630 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7632 2009-09-03 Martin Jambor <mjambor@suse.cz>
7634 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7635 (create_artificial_child_access): Use build_ref_for_offset instead
7636 of duplicate_expr_for_different_base.
7637 (propagate_subacesses_accross_link): Likewise.
7639 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7641 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7643 (mips16e_collect_argument_saves): Skip debug instructions.
7644 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7645 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7646 (r10k_insert_cache_barriers): Likewise.
7647 (mips_reorg_process_insns): Likewise.
7649 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7652 * ira.c (update_equiv_reg): Remove check on class likely spill.
7654 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7657 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7658 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7662 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7663 the stack slot if it is passed by invisible reference.
7664 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7665 by invisible reference.
7667 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7669 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7670 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7671 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7673 * config/bfin/sync.md: New file.
7674 * config/bfin/bfin.md: Include it.
7675 (UNSPEC_ATOMIC): New.
7676 (UNSPEC_ONES): Provide a unique number.
7678 From Jie Zhang <jie.zhang@analog.com>:
7679 * config/bfin/bfin.c (ret_regs): New.
7680 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7681 (must_save_rets_p): New.
7682 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7683 current_function_is_leaf.
7684 (do_link): Likewise.
7685 (do_unlink): Likewise.
7686 (expand_interrupt_handler_prologue): Use ret_regs array.
7687 (expand_interrupt_handler_epilogue): Use ret_regs array and
7688 pass return register to gen_return_internal.
7689 (bfin_expand_epilogue): Pass return register to
7690 gen_return_internal.
7691 (bfin_expand_call): Explicitly clobber RETS.
7692 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7693 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7694 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7695 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7697 (return_internal): Take a reg rtx rather than the register number.
7699 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7701 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7702 when comparing against estimated_loop_iterations_int return.
7704 2009-09-03 Richard Guenther <rguenther@suse.de>
7706 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7707 eh_personality_libfunc.
7709 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7711 * tree-parloops.c (separate_decls_in_region): Add space.
7713 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7715 * tree-parloops.c (separate_decls_in_region): Change the condition
7716 checking if there are reductions in the loop.
7718 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7720 PR tree-optimization/38275
7721 * tree-parloops.c (parallelize_loops): Replace profitability condition
7722 for expected number of iterations.
7724 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7726 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7727 (bootstrap-debug): Explain conditions in which it becomes default.
7728 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7731 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7733 * doc/invoke.texi (Optimize Options): Move
7734 -finline-small-functions to the -O2 list.
7736 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7738 * toplev.c (process_options): Enable var-tracking-assignments
7739 by default if var-tracking is enabled.
7741 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7743 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7745 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7746 * rtl.h (prev_nonnote_insn_bb): Declare it.
7748 2009-09-03 Diego Novillo <dnovillo@google.com>
7750 * cgraph.c (cgraph_node_for_decl): New.
7751 * cgraph.h (cgraph_node_for_decl): Declare.
7752 * tree.c (host_integerp): Return 0 if T is NULL.
7754 2009-09-03 Diego Novillo <dnovillo@google.com>
7756 * tree.h (struct alias_pair): Move from varasm.c.
7757 (alias_pairs): Likewise.
7758 (TYPE_MAXVAL): Define.
7759 (TYPE_MINVAL): Define.
7760 (iterative_hash_host_wide_int): Declare.
7761 (remove_unreachable_alias_pairs): Declare.
7762 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7763 * diagnostic.c (default_diagnostic_starter): Make extern.
7764 (default_diagnostic_finalizer): Make extern.
7765 * diagnostic.h (default_diagnostic_starter): Declare.
7766 (default_diagnostic_finalizer): Declare.
7767 (default_tree_printer): Declare.
7768 * toplev.c (default_tree_printer): Make extern.
7770 2009-09-03 Richard Guenther <rguenther@suse.de>
7771 Diego Novillo <dnovillo@google.com>
7773 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7774 * cgraphunit.c (cgraph_expand_function): Do not emit
7775 associated thunks from here.
7776 (cgraph_emit_thunks): New.
7777 (cgraph_optimize): Call it.
7778 Return if any IPA pass finds an error.
7779 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7782 2009-09-03 Simon Baldwin <simonb@google.com>
7783 Rafael Espindola <espindola@google.com>
7784 Richard Guenther <rguenther@suse.de>
7785 Doug Kwan <dougkwan@google.com>
7786 Diego Novillo <dnovillo@google.com>
7788 * tree.c: Include tree-pass.h, langhooks-def.h,
7789 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7790 (free_lang_data_in_type): New.
7791 (need_assembler_name_p): New.
7792 (free_lang_data_in_block): New.
7793 (free_lang_data_in_decl): New.
7794 (struct free_lang_data_d): New.
7795 (add_tree_to_fld_list): New.
7796 (find_decls_types_r): New.
7797 (get_eh_types_for_runtime): New.
7798 (find_decls_types_in_eh_region): New.
7799 (find_decls_types_in_node): New.
7800 (find_decls_types_in_var): New.
7801 (free_lang_data_in_cgraph): New.
7802 (free_lang_data): New.
7803 (gate_free_lang_data): New.
7804 (pass_ipa_free_lang_data): New.
7806 2009-09-03 Diego Novillo <dnovillo@google.com>
7808 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7809 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7810 (lang_hooks): Remove const qualifier.
7811 * ipa.c (cgraph_remove_unreachable_nodes): Call
7812 remove_unreachable_alias_pairs.
7813 * except.c (add_type_for_runtime): Check if TYPE has
7814 already been converted.
7815 (lookup_type_for_runtime): Likewise.
7816 (check_handled): Handle converted types.
7817 * varasm.c (remove_unreachable_alias_pairs): New.
7818 * gimple.c: Include demangle.h.
7819 (gimple_decl_printable_name): New.
7820 (gimple_fold_obj_type_ref): New.
7821 * gimple.h (gimple_decl_printable_name): Declare.
7822 (gimple_fold_obj_type_ref): Declare.
7823 * passes.c (init_optimization_passes): Add pass
7824 pass_ipa_free_lang_data.
7825 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7826 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7828 2009-09-03 Diego Novillo <dnovillo@google.com>
7830 * c-lang.c (lang_hooks): Remove const qualifier.
7832 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7834 * doc/install.texi (*-*-freebsd*): Update target information.
7836 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7838 * hard-reg-set.h (call_fixed_regs): Remove.
7839 * reginfo.c (call_fixed_regs): Remove.
7840 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7841 (globalize_reg): Don't use call_fixed_regs.
7842 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7845 2009-09-01 Michael Matz <matz@suse.de>
7847 * expr.h (emit_storent_insn, expand_expr_real_1,
7848 expand_expr_real_2): Declare.
7849 * expr.c (emit_storent_insn, expand_expr_real_1,
7850 expand_expr_real_2): Export.
7851 (store_expr): Setting and evaluating dont_return_target is useless.
7852 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7853 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7854 * except.c (expand_resx_expr): Rename to ...
7855 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7856 * except.h (expand_resx_stmt): Declare.
7857 * stmt.c: Add include gimple.h
7858 (expand_asm_expr): Rename to ...
7859 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7860 (expand_case): Rewrite to take gimple statement.
7861 * tree.h (expand_asm_stmt): Declare.
7862 (expand_case): Change prototype.
7863 * Makefile.in (stmt.o): Depend on gimple.h.
7864 * builtins.c (expand_builtin_synchronize): Build gimple asm
7865 statement, not an ASM_EXPR.
7866 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7867 gimple_to_tree, release_stmt_tree): Remove.
7868 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7869 ggc_free, but hold comparison code and operands separately.
7870 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7871 (expand_call_stmt, expand_gimple_stmt_1,
7872 expand_gimple_stmt): New helpers.
7873 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7874 release_stmt_tree. Call expand_gimple_stmt instead.
7875 (expand_gimple_basic_block): Ditto.
7877 * calls.c (emit_call_1): Don't look at EH regions here, make
7878 fntree parameter useless.
7879 (expand_call): New local rettype for TREE_TYPE(exp), use it
7880 throughout. Remove local p, use addr instead.
7881 Don't look at EH regions here.
7883 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7885 * doc/invoke.texi (-fsched-pressure): Document it.
7886 (-fsched-reg-pressure-heuristic): Remove it.
7888 * reload.c (ira.h): Include.
7889 (find_reloads): Add choosing reload on number of small spilled
7892 * haifa-sched.c (ira.h): Include.
7893 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7894 saved_reg_pressure, curr_reg_live, saved_reg_live,
7895 region_ref_regs): New variables.
7896 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7897 initiate_reg_pressure_info, setup_ref_regs,
7898 initiate_bb_reg_pressure_info, save_reg_pressure,
7899 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7901 (setup_insn_reg_pressure_info): New function.
7902 (rank_for_schedule): Add pressure checking and insn issue time.
7903 Remove comparison of insn reg weights.
7904 (ready_sort): Set insn reg pressure info.
7905 (update_register_pressure, setup_insn_max_reg_pressure,
7906 update_reg_and_insn_max_reg_pressure,
7907 sched_setup_bb_reg_pressure_info): New functions.
7908 (schedule_insn): Add code for printing and updating reg pressure info.
7909 (find_set_reg_weight, find_insn_reg_weight): Remove.
7910 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7911 (debug_ready_list): Print reg pressure info.
7912 (schedule_block): Ditto. Check insn issue time.
7913 (sched_init): Set up sched_pressure_p. Allocate and set up some
7914 reg pressure related info.
7915 (sched_finish): Free some reg pressure related info.
7916 (fix_tick_ready): Make insn always ready if pressure_p.
7917 (init_h_i_d): Don't call find_insn_reg_weight.
7918 (haifa_finish_h_i_d): Free insn reg pressure info.
7920 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7921 ira_memory_move_cost, ira_class_hard_regs,
7922 ira_class_hard_regs_num, ira_no_alloc_regs,
7923 ira_available_class_regs, ira_reg_class_cover_size,
7924 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7926 * ira-lives.c (single_reg_class): Check mode to find how many
7927 registers are necessary for operand.
7928 (ira_implicitly_set_insn_hard_regs): New.
7930 * common.opt (fsched-pressure): New options.
7931 (fsched-reg-pressure-heuristic): Remove.
7933 * ira.c (setup_eliminable_regset): Rename to
7934 ira_setup_eliminable_regset. Make it external.
7935 (expand_reg_info): Pass cover class to setup_reg_classes.
7936 (ira): Call resize_reg_info instead of allocate_reg_info.
7938 * sched-deps.c: Include ira.h.
7939 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7940 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7941 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7942 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7943 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7944 mark_insn_reg_store, mark_insn_reg_clobber,
7945 setup_insn_reg_pressure_info): New.
7946 (sched_analyze_1): Update implicit_reg_pending_uses.
7947 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7948 Use them to create dependencies. Set insn reg uses and pressure
7949 info. Process reg_pending_uses in one place.
7950 (free_deps): Free implicit sets.
7951 (remove_from_deps): Remove implicit sets if necessary. Check
7952 implicit sets when clearing reg_last_in_use.
7953 (init_deps_global): Clear implicit_reg_pending_clobbers and
7954 implicit_reg_pending_uses.
7956 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7957 ira_memory_move_cost, ira_class_hard_regs,
7958 ira_class_hard_regs_num, ira_no_alloc_regs,
7959 ira_available_class_regs, ira_reg_class_cover_size,
7960 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7961 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7962 ira_implicitly_set_insn_hard_regs): New prototypes.
7964 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7965 cost_elements_num): New variables.
7966 (allocno_costs, total_costs): Rename to costs and
7967 total_allocno_costs.
7968 (COSTS_OF_ALLOCNO): Rename to COSTS.
7969 (allocno_pref): Rename to pref.
7970 (allocno_pref_buffer): Rename to pref_buffer.
7971 (common_classes): Rename to regno_cover_class.
7973 (record_reg_classes): Set allocno attributes only if allocno_p.
7974 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7975 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7976 and COSTS_OF_ALLOCNO.
7977 (print_costs): Rename to print_allocno_costs.
7978 (print_pseudo_costs): New.
7979 (process_bb_node_for_costs): Split into 2 functions with new
7980 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7981 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7982 new parameter dump_file. Use cost_elements_num instead of
7983 ira_allocnos_num. Make one iteration if preferred classes were
7984 already calculated for scheduler. Make 2 versions of code
7985 depending on allocno_p.
7986 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7987 regno_cover_class and COSTS instead of common_classes and
7989 (init_costs, finish_costs): New.
7990 (ira_costs): Set up allocno_p and cost_elements_num. Call
7991 init_costs and finish_costs.
7992 (ira_set_pseudo_classes): New.
7994 * rtl.h (allocate_reg_info): Remove.
7995 (resize_reg_info): Change return type.
7996 (reg_cover_class): New.
7997 (setup_reg_classes): Add new parameter.
7999 * sched-int.h (struct deps_reg): New member implicit_sets.
8000 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8001 (INCREASE_BITS): New macro.
8002 (struct reg_pressure_data, struct reg_use_data): New.
8003 (struct _haifa_insn_data): Remove reg_weight. Add members
8004 reg_pressure, reg_use_list, reg_set_list, and
8005 reg_pressure_excess_cost_change.
8006 (struct deps): New member implicit_sets.
8007 (pressure_p): New variable.
8008 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8009 (struct reg_pressure_data, struct reg_use_data): New.
8010 (INSN_REG_WEIGHT): Remove.
8011 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8012 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8013 (sched_init_region_reg_pressure_info,
8014 sched_setup_bb_reg_pressure_info): New prototypes.
8016 * reginfo.c (struct reg_pref): New member coverclass.
8017 (reg_cover_class): New function.
8018 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8019 (reg_info_size): New variable.
8020 (allocate_reg_info): Make static. Setup reg_info_size.
8021 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8022 (setup_reg_classes): Add a new parameter. Setup cover class too.
8024 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8027 * sched-rgn.c (deps_join): Set up implicit_sets.
8028 (schedule_region): Set up region and basic blocks pressure
8031 * passes.c (init_optimization_passes): Move
8032 pass_subregs_of_mode_init before pass_sched.
8034 2009-09-02 Martin Jambor <mjambor@suse.cz>
8036 * tree-sra.c (struct access): New field grp_hint.
8037 (dump_access): Dump grp_hint.
8038 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8040 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8041 those which have been specifically read and somehow written to.
8042 (propagate_subacesses_accross_link): Set grp_hint of right child and
8043 also possibly of the left child.
8045 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8047 * tree-object-size.c (addr_object_size): Always use object_size_type
8048 0 or 2 when determining the pointer pointed object size.
8050 2009-09-02 Richard Guenther <rguenther@suse.de>
8053 2009-08-31 Richard Guenther <rguenther@suse.de>
8055 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8056 to query if the memory regions for memmove overlap.
8057 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8058 asserts on pointers, instead deal with odd trees.
8059 (ptr_derefs_may_alias_p): Likewise.
8060 (refs_may_alias_p_1): Constructor bases also never alias.
8062 2009-08-01 Christian Bruel <christian.bruel@st.com>
8065 2009-07-31 Christian Bruel <christian.bruel@st.com>
8066 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8068 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8070 * doc/invoke.texi (-fvar-tracking-assignments): New.
8071 (-fvar-tracking-assignments-toggle): New.
8072 (-fdump-final-insns=file): Mark filename as optional.
8073 (--param min-nondebug-insn-uid): New.
8074 (-gdwarf-@{version}): Mention version 4.
8075 * opts.c (common_handle_option): Accept it.
8076 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8077 * regrename.c (regrename_optimize): Drop last. Don't count debug
8078 insns as uses. Don't reject change because of debug insn.
8079 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8080 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8081 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8082 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8083 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8084 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8085 * doc/gimple.texi (is_gimple_debug): New.
8086 (gimple_debug_bind_p): New.
8087 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8088 * doc/install.texi (bootstrap-debug): More details.
8089 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8090 (bootstrap-debug-lib): More details.
8091 (bootstrap-debug-ckovw): Update.
8092 (bootstrap-time): New.
8093 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8094 (insert_phi_nodes_for): Insert debug stmts.
8095 (rewrite_stmt): Take iterator. Insert debug stmts.
8096 (rewrite_enter_block): Adjust.
8097 (maybe_replace_use_in_debug_stmt): New.
8098 (rewrite_update_stmt): Use it.
8099 (mark_use_interesting): Return early for debug stmts.
8100 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8101 stmts before replacing stmt.
8102 (move_computations_stmt): Likewise.
8103 * ira-conflicts.c (add_copies): Skip debug insns.
8104 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8105 (regstat_bb_compute_ri): Skip debug insns.
8106 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8107 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8108 check_loop_closed_ssa_stmt): Skip debug stmts.
8109 * tree-tailcall.c (find_tail_calls): Likewise.
8110 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8111 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8112 (build_var_debug_value_stat): Declare.
8113 (build_var_debug_value): Define.
8114 (target_for_debug_bind): Declare.
8115 * reload.c (find_equiv_reg): Skip debug insns.
8116 * rtlanal.c (reg_used_between_p): Skip debug insns.
8117 (side_effects_p): Likewise.
8118 (canonicalize_condition): Likewise.
8119 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8120 insns never depend on debug insns.
8121 (create_ddg_dep_no_link): Likewise.
8122 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8123 Don't add inter-loop dependencies for debug insns.
8124 (build_intra_loop_deps): Likewise.
8125 (create_ddg): Count debug insns.
8126 * ddg.h (struct ddg::num_debug): New.
8127 (num_backargs): Pair up with previous int field.
8128 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8129 -fcompare-debug-second.
8130 * final.c (get_attr_length_1): Skip debug insns.
8131 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8132 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8133 (driver_self_specs): Map -fdump-final-insns to
8134 -fdump-final-insns=..
8135 (get_local_tick): New.
8136 (compare_debug_dump_opt_spec_function): Test for . argument and
8137 compute output name. Compute temp output spec without flag name.
8138 Compute -frandom-seed.
8139 (OPT): Undef after use.
8140 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8141 (average_num_loop_insns): Likewise.
8142 * params.h (MIN_NONDEBUG_INSN_UID): New.
8143 * gimple.def (GIMPLE_DEBUG): New.
8144 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8145 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8146 (merge_in_block): Fix whitespace.
8147 * toplev.c (flag_var_tracking): Update comment.
8148 (flag_var_tracking_assignments): New.
8149 (flag_var_tracking_assignments_toggle): New.
8150 (process_options): Don't open final insns dump file if we're not
8151 going to write to it. Compute defaults for var_tracking.
8152 * df-scan.c (df_insn_rescan_debug_internal): New.
8153 (df_uses_record): Handle debug insns.
8154 * haifa-sched.c (ready): Initialize n_debug.
8155 (contributes_to_priority): Skip debug insns.
8156 (dep_list_size): New.
8158 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8159 they're ready. Disregard previous debug insns to make decisions.
8160 (queue_insn): Never queue debug insns.
8161 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8162 (schedule_insn): Don't reject debug insns because of issue rate.
8163 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8164 (queue_to_ready): Skip and discount debug insns.
8165 (choose_ready): Let debug insns through.
8166 (schedule_block): Check boundary debug insns. Discount debug
8167 insns, schedule them early. Adjust whitespace.
8168 (set_priorities): Check for boundary debug insns.
8169 (add_jump_dependencies): Use dep_list_size.
8170 (prev_non_location_insn): New.
8171 (check_cfg): Use it.
8172 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8174 (remove_unused_ivs): Reset debug stmts.
8175 * modulo-sched.c (const_iteration_count): Skip debug insns.
8176 (res_MII): Discount debug insns.
8177 (loop_single_full_bb_p): Skip debug insns.
8178 (sms_schedule): Likewise.
8179 (sms_schedule_by_order): Likewise.
8180 (ps_has_conflicts): Likewise.
8181 * caller-save.c (refmarker_fn): New.
8182 (save_call_clobbered_regs): Replace regs with saved mem in
8184 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8185 Call refmarker_fn mark for hardregnos.
8186 (mark_reg_as_referenced): New.
8187 (replace_reg_with_saved_mem): New.
8188 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8189 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8191 (cse_extended_basic_block): Skip debug insns.
8192 (count_reg_usage): Likewise.
8193 (is_dead_reg): New, split out of...
8194 (set_live_p): ... here.
8195 (insn_live_p): Use it for debug insns.
8196 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8197 (execute_optimize_stdarg): Likewise.
8198 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8199 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8200 changes in debug stmts as changes.
8201 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8202 (moveup_expr): Don't move across debug insns. Don't move
8203 debug insn if it would create a bookkeeping block.
8204 (moveup_expr_cached): Don't use cache for debug insns that
8205 are heads of blocks.
8206 (compute_av_set_inside_bb): Skip debug insns.
8207 (sel_rank_for_schedule): Schedule debug insns first. Remove
8209 (block_valid_for_bookkeeping_p); Support lax searches.
8210 (create_block_for_bookkeeping): Adjust block numbers when
8211 encountering debug-only blocks.
8212 (find_place_for_bookkeeping): Deal with debug-only blocks.
8213 (generate_bookkeeping_insn): Accept no place to insert.
8214 (remove_temp_moveop_nops): New argument full_tidying.
8215 (prepare_place_to_insert): Deal with debug insns.
8216 (advance_state_on_fence): Debug insns don't start cycles.
8217 (update_boundaries): Take fence as argument. Deal with
8219 (schedule_expr_on_boundary): No full_tidying on debug insns.
8220 (fill_insns): Deal with debug insns.
8221 (track_scheduled_insns_and_blocks): Don't count debug insns.
8222 (need_nop_to_preserve_insn_bb): New, split out of...
8223 (remove_insn_from_stream): ... this.
8224 (fur_orig_expr_not_found): Skip debug insns.
8225 * rtl.def (VALUE): Move up.
8227 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8228 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8229 Set it if debug stmts are found.
8230 (statement_sink_location): Skip debug stmts. Propagate
8231 moving defs into debug stmts.
8232 * ifcvt.c (first_active_insn): Skip debug insns.
8233 (last_active_insns): Likewise.
8234 (cond_exec_process_insns): Likewise.
8235 (noce_process_if_block): Likewise.
8236 (check_cond_move_block): Likewise.
8237 (cond_move_convert_if_block): Likewise.
8238 (block_jumps_and_fallthru_p): Likewise.
8239 (dead_or_predicable): Likewise.
8240 * dwarf2out.c (debug_str_hash_forced): New.
8241 (find_AT_string): Add comment.
8242 (gen_label_for_indirect_string): New.
8243 (get_debug_string_label): New.
8244 (AT_string_form): Use it.
8245 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8246 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8247 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8248 several operations that cannot be represented with DWARF opcodes.
8249 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8250 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8251 (dwarf2out_var_location): Take during-call mark into account.
8252 (output_indirect_string): Update comment. Output if there are
8253 label and references.
8254 (prune_indirect_string): New.
8255 (prune_unused_types): Call it if debug_str_hash_forced.
8256 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8257 (dw_long_long_const): Remove.
8258 (struct dw_val_struct): Change val_long_long type to rtx.
8259 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8260 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8261 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8262 component instead of HOST_BITS_PER_LONG.
8263 (output_loc_operands): Likewise. For const8* assert
8264 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8265 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8266 rather than HOST_BITS_PER_LONG is >= 64.
8267 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8269 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8270 HOST_BITS_PER_LONG for dw_val_class_long_long.
8271 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8272 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8273 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8275 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8276 Handle DW_OP_implicit_value.
8277 (extract_int): Move prototype earlier.
8278 (mem_loc_descriptor): For SUBREG punt if inner
8279 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8280 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8281 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8282 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8283 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8284 instead of Pmode size.
8285 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8286 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8287 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8288 (concat_loc_descriptor, concatn_loc_descriptor,
8289 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8290 (add_location_or_const_value_attribute): Likewise. For single
8291 location loc_lists attempt to use add_const_value_attribute
8292 for constant decls. Add DW_AT_const_value even if
8293 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8295 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8296 (control_flow_insn_p): Likewise.
8297 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8298 (separate_decls_in_region_debug_bind): New.
8299 (separate_decls_in_region): Process debug bind stmts afterwards.
8300 * recog.c (verify_changes): Handle debug insns.
8301 (extract_insn): Likewise.
8302 (peephole2_optimize): Skip debug insns.
8303 * dse.c (scan_insn): Skip debug insns.
8304 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8306 (setup_id_for_insn): Handle debug insns.
8307 (maybe_tidy_empty_bb): Adjust whitespace.
8308 (tidy_control_flow): Skip debug insns.
8309 (sel_remove_insn): Adjust for debug insns.
8310 (sel_estimate_number_of_insns): Skip debug insns.
8311 (create_insn_rtx_from_pattern): Handle debug insns.
8312 (create_copy_of_insn_rtx): Likewise.
8313 * sel-sched-.h (sel_bb_end): Declare.
8314 (sel_bb_empty_or_nop_p): New.
8315 (get_all_loop_exits): Use it.
8316 (_eligible_successor_edge_p): Likewise.
8317 (return_nop_to_pool): Adjust.
8318 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8319 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8320 * gimple-pretty-print.c (dump_gimple_debug): New.
8321 (dump_gimple_stmt): Use it.
8322 (dump_bb_header): Skip gimple debug stmts.
8323 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8324 (fixup_match_2): Likewise.
8325 (regmove_backward_pass): Likewise. Simplify combined
8326 replacement. Handle debug insns.
8327 * function.c (instantiate_virtual_regs): Handle debug insns.
8328 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8329 * print-rtl.h: Include cselib.h.
8330 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8331 * df.h (df_inns_rescan_debug_internal): Declare.
8332 * gcse.c (alloc_hash_table): Estimate n_insns.
8333 (cprop_insn): Don't regard debug insns as changes.
8334 (bypass_conditional_jumps): Skip debug insns.
8335 (one_pre_gcse_pass): Adjust.
8336 (one_code_hoisting_pass): Likewise.
8337 (compute_ld_motion_mems): Skip debug insns.
8338 (one_cprop_pass): Adjust.
8339 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8340 (if_convertible_stmt_p): Handle debug stmts.
8341 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8342 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8343 * ira-build.c (create_bb_allocnos): Skip debug insns.
8344 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8345 (has_single_use): Likewise.
8346 (single_imm_use): Likewise.
8347 (num_imm_uses): Likewise.
8348 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8349 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8350 (create_outofssa_var_map): Likewise.
8351 * lower-subreg.c (adjust_decomposed_uses): New.
8352 (resolve_debug): New.
8353 (decompose_multiword_subregs): Use it.
8354 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8355 * emit-rtl.c: Include params.h.
8356 (cur_debug_insn_uid): Define.
8357 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8358 (copy_rtx_if_shared_1): Handle debug insns.
8359 (reset_used_flags): Likewise.
8360 (set_used_flags): LIkewise.
8361 (get_max_insn_count): New.
8362 (next_nondebug_insn): New.
8363 (prev_nondebug_insn): New.
8364 (make_debug_insn_raw): New.
8365 (emit_insn_before_noloc): Handle debug insns.
8366 (emit_jump_insn_before_noloc): Likewise.
8367 (emit_call_insn_before_noloc): Likewise.
8368 (emit_debug_insn_before_noloc): New.
8369 (emit_insn_after_noloc): Handle debug insns.
8370 (emit_jump_insn_after_noloc): Likewise.
8371 (emit_call_insn_after_noloc): Likewise.
8372 (emit_debug_insn_after_noloc): Likewise.
8373 (emit_insn_after): Take loc from earlier non-debug insn.
8374 (emit_jump_insn_after): Likewise.
8375 (emit_call_insn_after): Likewise.
8376 (emit_debug_insn_after_setloc): New.
8377 (emit_debug_insn_after): New.
8378 (emit_insn_before): Take loc from later non-debug insn.
8379 (emit_jump_insn_before): Likewise.
8380 (emit_call_insn_before): Likewise.
8381 (emit_debug_insn_before_setloc): New.
8382 (emit_debug_insn_before): New.
8383 (emit_insn): Handle debug insns.
8384 (emit_debug_insn): New.
8385 (emit_jump_insn): Handle debug insns.
8386 (emit_call_insn): Likewise.
8388 (init_emit): Take min-nondebug-insn-uid into account.
8389 Initialize cur_debug_insn_uid.
8390 (emit_copy_of_insn_after): Handle debug insns.
8391 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8392 location of single rhs in place.
8393 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8394 (floor_sdiv_adjust): New.
8395 (cell_sdiv_adjust): New.
8396 (cell_udiv_adjust): New.
8397 (round_sdiv_adjust): New.
8398 (round_udiv_adjust): New.
8399 (wrap_constant): Moved from cselib.
8400 (unwrap_constant): New.
8401 (expand_debug_expr): New.
8402 (expand_debug_locations): New.
8403 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8405 (gimple_expand_cfg): Expand debug locations.
8406 * cselib.c: Include tree-pass.h.
8407 (struct expand_value_data): New.
8408 (cselib_record_sets_hook): New.
8409 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8410 (cselib_clear_table): Move, and implemnet in terms of...
8411 (cselib_reset_table_with_next_value): ... this.
8412 (cselib_get_next_unknown_value): New.
8413 (discard_useless_locs): Don't discard preserved values.
8414 (cselib_preserve_value): New.
8415 (cselib_preserved_value_p): New.
8416 (cselib_preserve_definitely): New.
8417 (cselib_clear_preserve): New.
8418 (cselib_preserve_only_values): New.
8419 (new_cselib_val): Take rtx argument. Dump it in details.
8420 (cselib_lookup_mem): Adjust.
8421 (expand_loc): Take regs_active in struct. Adjust. Silence
8422 dumps unless details are requested.
8423 (cselib_expand_value_rtx_cb): New.
8424 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8425 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8426 without details. Copy more subregs. Try to resolve values
8427 using a callback. Wrap constants.
8428 (cselib_subst_to_values): Adjust.
8429 (cselib_log_lookup): New.
8430 (cselib_lookup): Call it.
8431 (cselib_invalidate_regno): Don't count preserved values as useless.
8432 (cselib_invalidate_mem): Likewise.
8433 (cselib_record_set): Likewise.
8434 (struct set): Renamed to cselib_set, moved to cselib.h.
8435 (cselib_record_sets): Adjust. Call hook.
8436 (cselib_process_insn): Reset table when it would be cleared.
8437 (dump_cselib_val): New.
8438 (dump_cselib_table): New.
8439 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8440 (remove_forwarder_block): Support moving debug stmts.
8441 * cselib.h (cselib_record_sets_hook): Declare.
8442 (cselib_expand_callback): New type.
8443 (cselib_expand_value_rtx_cb): Declare.
8444 (cselib_reset_table_with_next_value): Declare.
8445 (cselib_get_next_unknown_value): Declare.
8446 (cselib_preserve_value): Declare.
8447 (cselib_preserved_value_p): Declare.
8448 (cselib_preserve_only_values): Declare.
8449 (dump_cselib_table): Declare.
8450 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8451 (try_crossjump_to_edge): Likewise.
8452 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8453 dominated blocks when debug stmts are present.
8454 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8455 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8456 (set_var_live_on_entry): Likewise.
8457 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8458 * cfglayout.c (curr_location, last_location): Make static.
8459 (set_curr_insn_source_location): Don't avoid bouncing.
8460 (get_curr_insn_source_location): New.
8461 (get_curr_insn_block): New.
8462 (duplicate_insn_chain): Handle debug insns.
8463 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8465 * common.opt (fcompare-debug): Move to sort order.
8466 (fdump-unnumbered-links): Likewise.
8467 (fvar-tracking-assignments): New.
8468 (fvar-tracking-assignments-toggle): New.
8469 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8470 because of debug stmts.
8471 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8472 (eliminate_unnecessary_stmts): Walk dominated blocks before
8474 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8475 * ira.c (memref_used_between_p): Skip debug insns.
8476 (update_equiv_regs): Likewise.
8477 * sched-deps.c (sd_lists_size): Accept empty list.
8478 (sd_init_insn): Mark debug insns.
8479 (sd_finish_insn): Unmark them.
8480 (sd_add_dep): Reject non-debug deps on debug insns.
8481 (fixup_sched_groups): Give debug insns group treatment.
8483 (sched_analyze_reg): Don't mark debug insns for sched before call.
8484 (sched_analyze_2): Handle debug insns.
8485 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8487 (deps_analyze_insn): Handle debug insns.
8488 (deps_start_bb): Skip debug insns.
8489 (init_deps): Initialize last_debug_insn.
8490 * tree-ssa.c (target_for_debug_bind): New.
8491 (find_released_ssa_name): New.
8492 (propagate_var_def_into_debug_stmts): New.
8493 (propagate_defs_into_debug_stmts): New.
8494 (verify_ssa): Skip debug bind stmts without values.
8495 (warn_uninialized_vars): Skip debug stmts.
8496 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8497 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8498 (rtx_equal_p): Likewise.
8499 * ira-costs.c (scan_one_insn): Skip debug insns.
8500 (process_bb_node_for_hard_reg_moves): Likewise.
8501 * rtl.h (DEBUG_INSN_P): New.
8502 (NONDEBUG_INSN_P): New.
8503 (MAY_HAVE_DEBUG_INSNS): New.
8504 (INSN_P): Accept debug insns.
8505 (RTX_FRAME_RELATED_P): Likewise.
8506 (INSN_DELETED_P): Likewise
8507 (PAT_VAR_LOCATION_DECL): New.
8508 (PAT_VAR_LOCATION_LOC): New.
8509 (PAT_VAR_OCATION_STATUS): New.
8510 (NOTE_VAR_LOCATION_DECL): Reimplement.
8511 (NOTE_VAR_LOCATION_LOC): Likewise.
8512 (NOTE_VAR_LOCATION_STATUS): Likewise.
8513 (INSN_VAR_LOCATION): New.
8514 (INSN_VAR_LOCATION_DECL): New.
8515 (INSN_VAR_LOCATION_LOC): New.
8516 (INSN_VAR_LOCATION_STATUS): New.
8517 (gen_rtx_UNKNOWN_VAR_LOC): New.
8518 (VAR_LOC_UNKNOWN_P): New.
8519 (NOTE_DURING_CALL_P): New.
8520 (SCHED_GROUP_P): Accept debug insns.
8521 (emit_debug_insn_before): Declare.
8522 (emit_debug_insn_before_noloc): Declare.
8523 (emit_debug_insn_beore_setloc): Declare.
8524 (emit_debug_insn_after): Declare.
8525 (emit_debug_insn_after_noloc): Declare.
8526 (emit_debug_insn_after_setloc): Declare.
8527 (emit_debug_insn): Declare.
8528 (make_debug_insn_raw): Declare.
8529 (prev_nondebug_insn): Declare.
8530 (next_nondebug_insn): Declare.
8531 (delegitimize_mem_from_attrs): Declare.
8532 (get_max_insn_count): Declare.
8533 (wrap_constant): Declare.
8534 (unwrap_constant): Declare.
8535 (get_curr_insn_source_location): Declare.
8536 (get_curr_insn_block): Declare.
8537 * tree-inline.c (insert_debug_decl_map): New.
8538 (processing_debug_stmt): New.
8539 (remap_decl): Don't create new mappings in debug stmts.
8540 (remap_gimple_op_r): Don't add references in debug stmts.
8541 (copy_tree_body_r): Likewise.
8542 (remap_gimple_stmt): Handle debug bind stmts.
8543 (copy_bb): Skip debug stmts.
8544 (copy_edges_for_bb): Likewise.
8545 (copy_debug_stmt): New.
8546 (copy_debug_stmts): New.
8547 (copy_body): Copy debug stmts at the end.
8548 (insert_init_debug_bind): New.
8549 (insert_init_stmt): Take id. Skip and emit debug stmts.
8550 (setup_one_parameter): Remap variable earlier, register debug mapping.
8551 (estimate_num_insns): Skip debug stmts.
8552 (expand_call_inline): Preserve debug_map.
8553 (optimize_inline_calls): Check for no debug_stmts left-overs.
8554 (unsave_expr_now): Preserve debug_map.
8555 (copy_gimple_seq_and_replace_locals): Likewise.
8556 (tree_function_versioning): Check for no debug_stmts left-overs.
8557 Init and destroy debug_map as needed. Split edges unconditionally.
8558 (build_duplicate_type): Init and destroy debug_map as needed.
8559 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8560 (struct copy_body_data): Add debug_stmts and debug_map.
8561 * sched-int.h (struct ready_list): Add n_debug.
8562 (struct deps): Add last_debug_insn.
8563 (DEBUG_INSN_SCHED_P): New.
8564 (BOUNDARY_DEBUG_INSN_P): New.
8565 (SCHEDULE_DEBUG_INSN_P): New.
8566 (sd_iterator_cond): Accept empty list.
8567 * combine.c (create_log_links): Skip debug insns.
8568 (combine_instructions): Likewise.
8569 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8570 return value is always unshared.
8571 (struct rtx_subst_pair): New.
8572 (auto_adjust_pair): New.
8573 (propagate_for_debug_subst): New.
8574 (propagate_for_debug): New.
8575 (try_combine): Skip debug insns. Propagate removed defs into
8577 (next_nonnote_nondebug_insn): New.
8578 (distribute_notes): Use it. Skip debug insns.
8579 (distribute_links): Skip debug insns.
8580 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8581 * resource.c (mark_target_live_regs): Likewise.
8582 * var-tracking.c: Include cselib.h and target.h.
8583 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8585 (micro_operation_type_name): New.
8586 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8587 (struct micro_operation_def): Update comments.
8588 (decl_or_value): New type. Use instead of decls.
8589 (struct emit_note_data_def): Add vars.
8590 (struct attrs_def): Use decl_or_value.
8591 (struct variable_tracking_info_def): Add permp, flooded.
8592 (struct location_chain_def): Update comment.
8593 (struct variable_part_def): Use decl_or_value.
8594 (struct variable_def): Make var_part a variable length array.
8596 (scratch_regs): New.
8597 (cselib_hook_called): New.
8598 (dv_is_decl_p): New.
8599 (dv_is_value_p): New.
8602 (dv_as_opaque): New.
8603 (dv_onepart_p): New.
8605 (IS_DECL_CODE): New.
8606 (check_value_is_not_decl): New.
8607 (dv_from_decl): New.
8608 (dv_from_value): New.
8609 (dv_htab_hash): New.
8610 (variable_htab_hash): Use it.
8611 (variable_htab_eq): Support values.
8612 (variable_htab_free): Free from the right pool.
8613 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8614 (attrs_list_union): Adjust.
8615 (attrs_list_mpdv_union): New.
8616 (tie_break_pointers): New.
8617 (canon_value_cmp): New.
8618 (unshare_variable): Return possibly-modified slot.
8619 (vars_copy_1): Adjust.
8620 (var_reg_decl_set): Adjust. Split out of...
8621 (var_reg_set): ... this.
8622 (get_init_value): Adjust.
8623 (var_reg_delete_and_set): Adjust.
8624 (var_reg_delete): Adjust.
8625 (var_regno_delete): Adjust.
8626 (var_mem_decl_set): Split out of...
8627 (var_mem_set): ... this.
8628 (var_mem_delete_and_set): Adjust.
8629 (var_mem_delete): Adjust.
8633 (variable_union): Adjust. Speed up merge of 1-part vars.
8634 (variable_canonicalize): Use unshared slot.
8635 (VALUED_RECURSED_INTO): New.
8636 (find_loc_in_1pdv): New.
8637 (struct dfset_merge): New.
8638 (insert_into_intersection): New.
8639 (intersect_loc_chains): New.
8641 (canonicalize_loc_order_check): New.
8642 (canonicalize_values_mark): New.
8643 (canonicalize_values_star): New.
8644 (variable_merge_over_cur): New.
8645 (variable_merge_over_src): New.
8646 (dataflow_set_merge): New.
8647 (dataflow_set_equiv_regs): New.
8648 (remove_duplicate_values): New.
8649 (struct dfset_post_merge): New.
8650 (variable_post_merge_new_vals): New.
8651 (variable_post_merge_perm_vals): New.
8652 (dataflow_post_merge_adjust): New.
8653 (find_mem_expr_in_1pdv): New.
8654 (dataflow_set_preserve_mem_locs): New.
8655 (dataflow_set_remove_mem_locs): New.
8656 (dataflow_set_clear_at_call): New.
8657 (onepart_variable_different_p): New.
8658 (variable_different_p): Use it.
8659 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8660 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8662 (track_loc_p): Pass it true.
8663 (struct count_use_info): New.
8664 (find_use_val): New.
8665 (replace_expr_with_values): New.
8667 (use_type): New, partially split out of...
8668 (count_uses): ... this. Count new micro-ops.
8669 (count_uses_1): Adjust.
8670 (count_stores): Adjust.
8671 (count_with_sets): New.
8672 (VAL_NEEDS_RESOLUTION): New.
8673 (VAL_HOLDS_TRACK_EXPR): New.
8674 (VAL_EXPR_IS_COPIED): New.
8675 (VAL_EXPR_IS_CLOBBERED): New.
8676 (add_uses): Adjust. Generate new micro-ops.
8677 (add_uses_1): Adjust.
8678 (add_stores): Generate new micro-ops.
8679 (add_with_sets): New.
8680 (find_src_status): Adjust.
8681 (find_src_set_src): Adjust.
8682 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8683 Handle new micro-ops. Canonicalize value equivalances.
8684 (vt_find_locations): Compute total size of hash tables for
8685 dumping. Perform merge for var-tracking-assignments. Don't
8686 disregard single-block loops.
8687 (dump_attrs_list): Handle decl_or_value.
8688 (dump_variable): Take variable. Deal with decl_or_value.
8689 (dump_variable_slot): New.
8690 (dump_vars): Use it.
8691 (dump_dataflow_sets): Adjust.
8692 (set_slot_part): New, extended to support one-part variables
8693 after splitting out of...
8694 (set_variable_part): ... this.
8695 (clobber_slot_part): New, split out of...
8696 (clobber_variable_part): ... this.
8697 (delete_slot_part): New, split out of...
8698 (delete_variable_part): .... this.
8699 (check_wrap_constant): New.
8700 (vt_expand_loc_callback): New.
8701 (vt_expand_loc): New.
8702 (emit_note_insn_var_location): Adjust. Handle values. Handle
8703 EMIT_NOTE_AFTER_CALL_INSN.
8704 (emit_notes_for_differences_1): Adjust. Handle values.
8705 (emit_notes_for_differences_2): Likewise.
8706 (emit_notes_for_differences): Adjust.
8707 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8708 Adjust. Handle new micro-ops.
8709 (vt_add_function_parameters): Adjust. Create and bind values.
8710 (vt_initialize): Adjust. Initialize scratch_regs and
8711 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8712 operations. Move some code to count_with_sets and add_with_sets.
8713 (delete_debug_insns): New.
8714 (vt_debug_insns_local): New.
8715 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8717 (var_tracking_main): If var-tracking-assignments is enabled
8718 but var-tracking isn't, delete debug insns and leave. Likewise
8719 if we exceed limits or fail the stack adjustments tests, and
8720 after all var-tracking processing.
8721 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8722 (dataflow_set): Add traversed_vars.
8723 (value_chain, const_value_chain): New typedefs.
8724 (value_chain_pool, value_chains): New variables.
8725 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8726 add_value_chains, add_cselib_value_chains, remove_value_chain,
8727 remove_value_chains, remove_cselib_value_chains): New functions.
8728 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8729 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8731 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8732 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8733 (dst_can_be_shared): New variable.
8734 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8735 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8736 different from set->vars, look up slot again instead of using the
8738 (dataflow_set_init): Initialize traversed_vars.
8739 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8740 lookup if set->vars is shared. Don't keep slot cleared before
8741 calling unshare_variable. Unshare set->vars if needed. Adjust
8742 unshare_variable callers. Clear dst_can_be_shared if needed.
8743 Even ->refcount == 1 vars must be unshared if set->vars is shared
8744 and var needs to be modified.
8745 (dataflow_set_union): Set traversed_vars during canonicalization.
8746 (VALUE_CHANGED, DECL_CHANGED): Define.
8747 (set_dv_changed, dv_changed_p): New static inlines.
8748 (track_expr_p): Clear DECL_CHANGED.
8749 (dump_dataflow_sets): Set it.
8750 (variable_was_changed): Call set_dv_changed.
8751 (emit_note_insn_var_location): Likewise.
8752 (changed_variables_stack): New variable.
8753 (check_changed_vars_1, check_changed_vars_2): New functions.
8754 (emit_notes_for_changes): Do nothing if changed_variables is
8755 empty. Traverse changed_variables with check_changed_vars_1,
8756 call check_changed_vars_2 on each changed_variables_stack entry.
8757 (emit_notes_in_bb): Add SET argument. Just clear it at the
8758 beginning, use it instead of local &set, don't destroy it at the end.
8759 (vt_emit_notes): Call dataflow_set_clear early on all
8760 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8761 computed set, dataflow_set_clear also VTI(bb)->in when we are
8762 done with the basic block. Initialize changed_variables_stack,
8763 free it afterwards. If ENABLE_CHECKING verify that after noting
8764 differences to an empty set value_chains hash table is empty.
8765 (vt_initialize): Initialize value_chains and value_chain_pool.
8766 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8767 (variable_tracking_main): Call dump_dataflow_sets before calling
8768 vt_emit_notes, not after it.
8769 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8770 (propagate_var_def_into_debug_stmts): Declare.
8771 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8772 (df_set_note): Reject debug insns.
8773 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8774 add notes to debug insns.
8775 (df_note_bb_compute): Adjust. Likewise.
8776 (df_simulate_uses): Skip debug insns.
8777 (df_simulate_initialize_backwards): Likewise.
8778 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8779 (subst_stack_regs_pat): Reject debug insns.
8780 (convert_regs_1): Handle debug insns.
8781 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8782 (print-rtl.o): Depend on cselib.h.
8783 (cselib.o): Depend on TREE_PASS_H.
8784 (var-tracking.o): Depend on cselib.h and TARGET_H.
8785 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8786 (init_ready_list): Skip boundary debug insns.
8787 (add_branch_dependences): Skip debug insns.
8788 (free_block_dependencies): Check for blocks with only debug insns.
8789 (compute_priorities): Likewise.
8790 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8791 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8793 (gimple_build_debug_bind_stat): New.
8794 (empty_body_p): Skip debug stmts.
8795 (gimple_has_side_effects): Likewise.
8796 (gimple_rhs_has_side_effects): Likewise.
8797 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8798 (gimple_build_debug_bind_stat): Declare.
8799 (gimple_build_debug_bind): Define.
8800 (is_gimple_debug): New.
8801 (gimple_debug_bind_p): New.
8802 (gimple_debug_bind_get_var): New.
8803 (gimple_debug_bind_get_value): New.
8804 (gimple_debug_bind_get_value_ptr): New.
8805 (gimple_debug_bind_set_var): New.
8806 (gimple_debug_bind_set_value): New.
8807 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8808 (gimple_debug_bind_reset_value): New.
8809 (gimple_debug_bind_has_value_p): New.
8810 (gsi_next_nondebug): New.
8811 (gsi_prev_nondebug): New.
8812 (gsi_start_nondebug_bb): New.
8813 (gsi_last_nondebug_bb): New.
8814 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8815 (print_insn): Handle DEBUG_INSN.
8816 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8817 of first insn prevail.
8818 (first_stmt): Skip debug stmts.
8819 (first_non_label_stmt): Likewise.
8820 (last_stmt): Likewise.
8821 (has_zero_uses_1): New.
8822 (single_imm_use_1): New.
8823 (verify_gimple_debug): New.
8824 (verify_types_in_gimple_stmt): Handle debug stmts.
8825 (verify_stmt): Likewise.
8826 (debug_loop_num): Skip debug stmts.
8827 (remove_edge_and_dominated_blocks): Remove dominators last.
8828 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8829 (linearize_expr): Likewise.
8830 * config/i386/i386.c (ix86_delegitimize_address): Call
8831 default implementation.
8832 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8833 (group_barrier_needed): Skip debug insns.
8834 (emit_insn_group_barriers): Likewise.
8835 (emit_all_insn_group_barriers): Likewise.
8836 (ia64_variable_issue): Handle debug insns.
8837 (ia64_dfa_new_cycle): Likewise.
8838 (final_emit_insn_group_barriers): Skip debug insns.
8839 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8840 def cfa without frame.
8841 (process_set): Likewise.
8842 (process_for_unwind_directive): Pass frame on.
8843 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8844 (rs6000_delegitimize_address): New.
8845 (rs6000_debug_adjust_cost): Handle debug insns.
8846 (is_microcoded_insn): Likewise.
8847 (is_cracked_insn): Likewise.
8848 (is_nonpipeline_insn): Likewise.
8849 (insn_must_be_first_in_group): Likewise.
8850 (insn_must_be_last_in_group): Likewise.
8851 (force_new_group): Likewise.
8852 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8853 contains only debug insns.
8854 (rtl_merge_blocks): Skip debug insns.
8855 (purge_dead_edges): Likewise.
8856 (rtl_block_ends_with_call_p): Skip debug insns.
8857 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8858 (mark_reg_dependencies): Skip debug insns.
8859 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8860 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8861 * tree-ssa-threadedge.c
8862 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8863 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8864 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8865 (copyprop_hardreg_forward_1): Handle debug insns.
8866 * reload1.c (reload): Skip debug insns. Replace unassigned
8867 pseudos in debug insns with their equivalences.
8868 (eliminate_regs_in_insn): Skip debug insns.
8869 (emit_input_reload_insns): Skip debug insns at first, adjust
8871 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8872 (get_indirect_ref_operands): Pass opf_no_vops on.
8873 (get_expr_operands): Likewise. Skip debug stmts.
8874 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8876 2009-09-01 Richard Henderson <rth@redhat.com>
8878 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8879 stmt_ends_pp_p statements at least once.
8880 * tree-vrp.c (vrp_initialize): Likewise.
8881 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8883 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8886 Fix AIX bootstrap after PR debug/30161
8887 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8888 that is a GNU extension.
8889 (tmpl_value_parm_die_table): Move the definition of this global
8890 outside #ifdef DWARF2_DEBUGGING_INFO region.
8892 2009-09-01 Richard Guenther <rguenther@suse.de>
8894 * tree.c (tree_expr_size): New function.
8895 * tree.h (tree_expr_size): Declare.
8896 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8897 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8898 * langhooks.c (lhd_expr_size): Remove.
8899 * langhooks.h (struct lang_hooks): Remove expr_size.
8900 * explow.c (expr_size): Use tree_expr_size.
8901 (int_expr_size): Likewise.
8902 * langhooks-def.h (lhd_expr_size): Remove.
8903 (LANG_HOOKS_EXPR_SIZE): Likewise.
8904 (LANG_HOOKS_INITIALIZER): Adjust.
8906 2009-09-01 Richard Guenther <rguenther@suse.de>
8908 * tree-flow.h (mark_addressable): Move declaration ...
8909 * tree.h (mark_addressable): ... here.
8910 * stmt.c (expand_asm_operands): Use mark_addressable, not
8911 lang_hooks.mark_addressable.
8912 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8913 LANG_HOOKS_MARK_ADDRESSABLE.
8914 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8915 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8917 2009-08-31 Chris Demetriou <cgd@google.com>
8919 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8920 vectorize if not TARGET_SSE2.
8922 2009-08-31 DJ Delorie <dj@redhat.com>
8924 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8925 registers if no coprocessor is enabled.
8927 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8930 * cgraph.h (cgraph_get_node): Declare ...
8931 * cgraph.c (cgraph_get_node): ... new function.
8932 * dwarf2out.c (gen_generic_params_dies,
8933 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8934 make_ith_pack_parameter_name,
8935 append_entry_to_tmpl_value_parm_die_table,
8936 gen_remaining_tmpl_value_param_die_attribute): New functions.
8937 (gen_subprogram_die): Generate debug info for template parameters
8938 if debug info level is higher than DINFO_LEVEL_TERSE.
8939 Use tree_add_const_value_attribute_for_decl instead of
8940 tree_add_const_value_attribute.
8941 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8942 instead of tree_add_const_value_attribute.
8943 (gen_struct_or_union_type_die): Generate debug
8944 info for template parameters if debug info level is higher than
8946 (tree_add_const_value_attribute): Handle integral and pointer
8947 constants. Update comment.
8948 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8949 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8950 (reference_to_unused): Fix thinko. Remove redundant predicates from
8952 (tree_add_const_value_attribute): Make this work for constant
8954 tree_add_const_value_attribute_for_decl is to be used for variable
8956 (add_location_or_const_value_attribute): Use
8957 tree_add_const_value_attribute_for_decl now.
8958 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8959 DW_TAG_template_value_param DIEs after function DIEs have been
8961 * langhooks.h (lang_hooks_for_types): Add
8962 get_argument_pack_elems.
8963 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8964 (lang_hooks): Added get_innermost_generic_parms,
8965 get_innermost_generic_args.
8966 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8967 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8968 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8969 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8971 2009-08-31 DJ Delorie <dj@redhat.com>
8973 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8974 it once we start generating the prologue or epilogue.
8975 (mep_call_saves_register): If the frame is locked, re-use
8977 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8978 (mep_expand_prologue): Call it.
8979 (mep_expand_epilogue): Likewise.
8980 (mep_start_function): Use the same logic as mep_expand_prologue.
8981 (mep_pass_by_reference): Make logic more readable.
8982 (mep_return_in_memory): Zero-sized objects are passed in memory.
8983 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8985 2009-08-31 Richard Guenther <rguenther@suse.de>
8987 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8988 to query if the memory regions for memmove overlap.
8989 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8990 asserts on pointers, instead deal with odd trees.
8991 (ptr_derefs_may_alias_p): Likewise.
8992 (refs_may_alias_p_1): Constructor bases also never alias.
8994 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8996 * doc/install.texi (Final install): Adjust reference on where to
8997 order printed manuals.
8999 2009-08-30 Olivier Hainque <hainque@adacore.com>
9001 * dwarf2out.c (switch_to_frame_table_section): Move
9002 definition prior to first use.
9004 2009-08-30 Richard Guenther <rguenther@suse.de>
9006 PR tree-optimization/41186
9007 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9008 (ao_ref_init_from_ptr_and_size): New function.
9009 (ref_maybe_used_by_call_p_1): Be more precise tracking
9010 used ranges for builtin functions.
9011 (ref_maybe_used_by_call_p): Adjust.
9012 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9013 ranges for builtin functions.
9014 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9016 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9019 * fwprop.c (get_reg_use_in): Delete.
9020 (free_load_extend): New function.
9021 (forward_propagate_subreg): Use it.
9023 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9025 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9027 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9030 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9033 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9035 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9036 fini or fini_array section.
9038 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9040 * graphite-dependences.c (graphite_legal_transform_bb): Call
9041 pbb_remove_duplicate_pdrs.
9042 * graphite-poly.c (can_collapse_pdr): Removed.
9043 (pdr_find_duplicate): Removed.
9044 (can_collapse_pdrs): New.
9045 (pbb_remove_duplicate_pdrs): New.
9046 (new_poly_dr): Do not look for duplicates.
9047 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9048 (PBB_PDR_DUPLICATES_REMOVED): New.
9049 (pbb_remove_duplicate_pdrs): Declared.
9051 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9053 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9054 the strides by multiplying by PDR_NB_REFS.
9055 * graphite-poly.c (can_collapse_pdr): New.
9056 (pdr_find_duplicate): New.
9057 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9058 Initialize PDR_NB_REFS.
9059 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9061 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9063 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9066 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9069 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9071 * graphite-dependences.c (pddr_original_scattering): Return NULL
9072 for read-read dependence relations.
9073 * graphite-poly.h (enum poly_dr_type): Fix comment.
9076 (pdr_may_write_p): New.
9078 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9080 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9081 (struct poly_dr): Same.
9082 (new_poly_dr): Same.
9083 * graphite-poly.c (new_poly_dr): Same.
9084 * graphite-dependences.c (dot_deps): Disable call to system.
9086 2009-08-28 Cary Coutant <ccoutant@google.com>
9089 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9090 struct/union/enum types local to a function.
9092 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9093 Sebastian Pop <sebastian.pop@amd.com>
9095 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9096 pbb_strip_mine_time_depth. Changed the implementation so that
9097 transformation is expressed as a transformation on
9098 time (scatttering) dimensions. Also, ensures that the 2d+1
9099 scheduling format is preserved.
9100 (pbb_strip_mine_profitable_p): Profitability is based on the
9101 iteration number of a given time (scattering) dimension,
9102 and not on a original loop depth dimension.
9103 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9104 (pbb_do_strip_mine): Call psct_dynamic_dim.
9105 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9106 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9107 (pbb_nb_dynamic_scattering_transform): New.
9108 (psct_dynamic_dim): New.
9110 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9112 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9113 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9114 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9115 * graphite-interchange.c (build_linearized_memory_access): Same.
9116 (memory_stride_in_loop): Same.
9118 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9120 * graphite-dependences.c (pddr_original_scattering): New.
9121 (graphite_legal_transform_dr): Call pddr_original_scattering.
9124 * graphite-dependences.h (dot_deps): Declared.
9125 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9126 (print_pdr): Print PDR_ID.
9127 * graphite-poly.h (struct poly_dr): Add field id.
9130 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9132 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9134 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9135 not delete the original dependence relation.
9137 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9139 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9140 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9141 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9142 (free_poly_ddr): New.
9143 (pddr_is_empty): New.
9144 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9145 (dependence_polyhedron): Same. Remove useless gcc_assert.
9147 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9148 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9149 * graphite-dependences.h (enum poly_dependence_kind): New.
9150 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9151 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9152 (PDRP_SINK): Renamed PDDR_SINK.
9153 (PDRP_DDP): Renamed PDDR_DDP.
9155 (free_poly_ddr): Declared.
9156 * graphite-poly.c (new_scop): Use the new hash function names.
9157 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9158 into original_pddrs.
9159 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9161 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9163 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9164 bounds with LT_EXPR to make niter analysis more precise on code
9165 generated by Graphite.
9167 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9169 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9170 (graphite_legal_transform_bb): Same.
9171 (poly_drs_may_alias_p): Same.
9173 2009-08-28 Richard Guenther <rguenther@suse.de>
9175 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9177 2009-08-28 Jan Beulich <jbeulich@novell.com>
9179 * config/i386/netware.c: Include langhooks.h.
9180 (i386_nlm_encode_section_info): Simplify.
9181 (netware_override_options): Delete.
9182 * config/i386/netware.h (netware_override_options): Delete
9184 (OVERRIDE_OPTIONS): Delete definition.
9185 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9186 (ASM_COMMENT_START): Define.
9187 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9189 2009-08-28 Jan Beulich <jbeulich@novell.com>
9191 * configure.ac: For in-tree ld, do a plain version check to
9192 determine whether comdat groups are supported.
9193 * configure: Regenerate.
9195 2009-08-28 Olivier Hainque <hainque@adacore.com>
9197 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9198 always defined. Reflect definition or absence of such for
9199 COLLECT_EXPORT_LIST. Readability helper.
9200 (scanfilter): New enum, to help control what symbols
9201 are to be considered or ignored by scan_prog_file.
9202 (enum pass): Rename as "scanpass", moved together with scanfilter
9203 prior to scan_prog_file's prototype.
9204 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9205 Group prototype with the scanpass/scanfilter definitions, factorize
9206 head comments for the several implementations at the prototype.
9207 (main): Reorganize the first pass link control to let AIX
9208 drag only the needed frame tables in executables. Prevent
9209 frame tables collection during the scan aimed at static ctors.
9210 Pre-link and scan for frame tables later to compensate.
9211 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9212 A C statement to issue assembly directives that create a reference
9213 to the given DWARF table identifier label from the current function
9215 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9216 to differentiate first time section entry. Only emit a .data
9217 tables start identifier label the first time around.
9218 (switch_to_frame_table_section): New function. Helper for
9219 output_call_frame_info to switch possibly BACK into the eh_frame
9220 or the debug_frame section depending on FOR_EH.
9221 (output_call_frame_info): Use helper to first enter the proper
9223 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9224 emit a link to the frame table start label from each function
9226 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9227 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9228 * config/rs6000/rs6000-protos.h: Declare it.
9229 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9231 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9233 * config/sh/sh.c (split_branches): Check the result of
9236 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9238 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9239 using -pthread -fopenmp
9241 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9243 * doc/service.texi (service directory): Update URL.
9245 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9247 PR rtl-optimization/40861
9248 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9249 extract word from a multi-word subreg for negative byte positions.
9251 2009-08-27 Tristan Gingold <gingold@adacore.com>
9252 Douglas B Rupp <rupp@gnat.com>
9254 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9255 (SECTION_VMS_OVERLAY): Define.
9256 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9258 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9260 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9261 common_object declarations.
9262 (ia64_section_type_flags): Set section flag for common_object.
9263 * config/ia64/ia64-protos.h
9264 (ia64_vms_output_aligned_decl_common): Declare.
9265 (ia64_vms_elf_asm_named_section): Declare.
9267 2009-08-27 Michael Matz <matz@suse.de>
9269 * expr.c (expand_expr_real_2): New function taking exploded
9270 unary or binary expression, split out from ...
9271 (expand_expr_real_1): ... here. Move over all unary/binary
9272 switch parts to above function, in particular these codes:
9273 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9274 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9275 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9276 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9277 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9278 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9279 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9280 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9281 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9282 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9283 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9284 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9285 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9286 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9287 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9288 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9289 VEC_PACK_FIX_TRUNC_EXPR.
9290 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9293 2009-08-27 Richard Guenther <rguenther@suse.de>
9295 * gengtype.c (main): Handle uint64_t.
9296 * ipa-utils.c (get_base_var): Indent properly.
9297 * tree-ssa-live.c (debug_scope_block): New function.
9298 * tree-flow.h (debug_scope_block): Declare.
9299 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9300 * basic-block.h (enum profile_status): Rename to
9301 enum profile_status_d.
9302 (x_profile_status): Adjust type.
9304 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9307 * dwarf2out.c (get_context_die): Declare this static function.
9308 (gen_type_die_with_usage): Make sure a DIE is a generated for
9309 the context of a typedef.
9311 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9313 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9316 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9318 * config/mips/mips-protos.h (mips_output_sync): Declare.
9319 (mips_sync_loop_insns): Likewise.
9320 (mips_output_sync_loop): Replace first two parameters with an rtx.
9321 * config/mips/mips.c (mips_multi_member): New structure.
9322 (mips_multi_members): New variable.
9323 (mips_multi_start): New function.
9324 (mips_multi_add): Likewise.
9325 (mips_multi_add_insn): Likewise.
9326 (mips_multi_add_label): Likewise.
9327 (mips_multi_last_index): Likewise.
9328 (mips_multi_copy_insn): Likewise.
9329 (mips_multi_set_operand): Likewise.
9330 (mips_multi_write): Likewise.
9331 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9332 (mips_init_print_operand_punct): Update accordingly.
9333 (mips_start_ll_sc_sync_block): New function.
9334 (mips_end_ll_sc_sync_block): Likewise.
9335 (mips_output_sync): Likewise.
9336 (mips_sync_insn1_template): Likewise.
9337 (mips_sync_insn2_template): Likewise.
9338 (mips_get_sync_operand): Likewise.
9339 (mips_process_sync_loop): Likewise.
9340 (mips_output_sync_loop): Use mips_process_sync_loop.
9341 (mips_sync_loop_insns): New function.
9342 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9343 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9344 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9345 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9346 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9347 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9348 (MIPS_SYNC_OLD_OP_12): Likewise.
9349 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9350 (MIPS_SYNC_NEW_OP_12): Likewise.
9351 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9352 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9353 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9354 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9355 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9356 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9357 * config/mips/mips.md (sync_mem): New attribute.
9358 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9359 (sync_exclusive_mask, sync_required_oldval): Likewise.
9360 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9361 (sync_release_barrier): Likewise.
9362 (length): Handle sync loops.
9363 (sync): Use mips_output_sync.
9364 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9365 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9366 and use mips_output_sync_loop.
9367 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9368 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9369 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9370 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9371 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9372 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9373 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9374 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9375 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9377 2009-08-26 Richard Guenther <rguenther@suse.de>
9380 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9381 the types to not match.
9382 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9384 * tree-ssa.c (useless_type_conversion_p): Conversions to
9385 pointers to unprototyped functions are useless.
9387 2009-08-26 Richard Guenther <rguenther@suse.de>
9389 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9390 whole-program condition, prepare to be called for non-globals.
9391 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9392 params build a representative with known type and track its fields.
9394 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9396 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9397 clearing by a taken branch.
9398 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9399 effectively after bbro pass.
9400 (sync_nand<mode>): Ditto.
9401 (sync_old_<fetchop_name><mode>): Ditto.
9402 (sync_old_nand<mode>): Ditto.
9403 (sync_new_<fetchop_name><mode>): Dito.
9404 (sync_new_nand<mode>): Ditto.
9405 (sync_compare_and_swap<mode>_1): Ditto.
9406 (*sync_compare_and_swap<mode>): Ditto.
9407 (sync_lock_test_and_set<mode>_1): Ditto.
9408 ("sync_lock_test_and_set<mode>): Ditto.
9410 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9412 * hwint.h (HOST_LONG_FORMAT): New macro
9413 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9414 Use HOST_PTR_PRINTF.
9415 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9416 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9417 (HOST_PTR_PRINTF): Document.
9419 2009-08-25 Jan Hubicka <jh@suse.cz>
9421 * config/i386/bmmintrin.h: Replace by #error.
9424 Michael Meissner <michael.meissner@amd.com>
9425 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9426 Tony Linthicum <tony.linthicum@amd.com>
9428 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9429 (TARGET_ROUND): New macro for the round/ptest instructions which
9430 are shared between SSE4.1 and SSE5.
9431 (OPTION_MASK_ISA_ROUND): Ditto.
9432 (OPTION_ISA_ROUND): Ditto.
9433 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9434 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9436 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9437 (-mfused-madd): New switch to give users control over whether the
9438 compiler optimizes to use the multiply/add SSE5 instructions.
9440 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9441 (ix86_handle_option): Turn off 3dnow if -msse5.
9442 (override_options): Add SSE5 support.
9443 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9445 (ix86_expand_sse_movcc): Add SSE5 support.
9446 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9447 vector type to the next largest size.
9448 (ix86_expand_sse5_pack): New function to use pperm to pack a
9449 vector type to the next smallest size.
9450 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9451 (IX86_BUILTIN_FMADDSD): Ditto.
9452 (IX86_BUILTIN_FMADDPS): Ditto.
9453 (IX86_BUILTIN_FMADDPD): Ditto.
9454 (IX86_BUILTIN_FMSUBSS): Ditto.
9455 (IX86_BUILTIN_FMSUBSD): Ditto.
9456 (IX86_BUILTIN_FMSUBPS): Ditto.
9457 (IX86_BUILTIN_FMSUBPD): Ditto.
9458 (IX86_BUILTIN_FNMADDSS): Ditto.
9459 (IX86_BUILTIN_FNMADDSD): Ditto.
9460 (IX86_BUILTIN_FNMADDPS): Ditto.
9461 (IX86_BUILTIN_FNMADDPD): Ditto.
9462 (IX86_BUILTIN_FNMSUBSS): Ditto.
9463 (IX86_BUILTIN_FNMSUBSD): Ditto.
9464 (IX86_BUILTIN_FNMSUBPS): Ditto.
9465 (IX86_BUILTIN_FNMSUBPD): Ditto.
9466 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9467 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9468 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9469 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9470 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9471 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9472 (IX86_BUILTIN_PPERM): Ditto.
9473 (IX86_BUILTIN_PERMPS): Ditto.
9474 (IX86_BUILTIN_PERMPD): Ditto.
9475 (IX86_BUILTIN_PMACSSWW): Ditto.
9476 (IX86_BUILTIN_PMACSWW): Ditto.
9477 (IX86_BUILTIN_PMACSSWD): Ditto.
9478 (IX86_BUILTIN_PMACSWD): Ditto.
9479 (IX86_BUILTIN_PMACSSDD): Ditto.
9480 (IX86_BUILTIN_PMACSDD): Ditto.
9481 (IX86_BUILTIN_PMACSSDQL): Ditto.
9482 (IX86_BUILTIN_PMACSSDQH): Ditto.
9483 (IX86_BUILTIN_PMACSDQL): Ditto.
9484 (IX86_BUILTIN_PMACSDQH): Ditto.
9485 (IX86_BUILTIN_PMADCSSWD): Ditto.
9486 (IX86_BUILTIN_PMADCSWD): Ditto.
9487 (IX86_BUILTIN_PHADDBW): Ditto.
9488 (IX86_BUILTIN_PHADDBD): Ditto.
9489 (IX86_BUILTIN_PHADDBQ): Ditto.
9490 (IX86_BUILTIN_PHADDWD): Ditto.
9491 (IX86_BUILTIN_PHADDWQ): Ditto.
9492 (IX86_BUILTIN_PHADDDQ): Ditto.
9493 (IX86_BUILTIN_PHADDUBW): Ditto.
9494 (IX86_BUILTIN_PHADDUBD): Ditto.
9495 (IX86_BUILTIN_PHADDUBQ): Ditto.
9496 (IX86_BUILTIN_PHADDUWD): Ditto.
9497 (IX86_BUILTIN_PHADDUWQ): Ditto.
9498 (IX86_BUILTIN_PHADDUDQ): Ditto.
9499 (IX86_BUILTIN_PHSUBBW): Ditto.
9500 (IX86_BUILTIN_PHSUBWD): Ditto.
9501 (IX86_BUILTIN_PHSUBDQ): Ditto.
9502 (IX86_BUILTIN_PROTB): Ditto.
9503 (IX86_BUILTIN_PROTW): Ditto.
9504 (IX86_BUILTIN_PROTD): Ditto.
9505 (IX86_BUILTIN_PROTQ): Ditto.
9506 (IX86_BUILTIN_PROTB_IMM): Ditto.
9507 (IX86_BUILTIN_PROTW_IMM): Ditto.
9508 (IX86_BUILTIN_PROTD_IMM): Ditto.
9509 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9510 (IX86_BUILTIN_PSHLB): Ditto.
9511 (IX86_BUILTIN_PSHLW): Ditto.
9512 (IX86_BUILTIN_PSHLD): Ditto.
9513 (IX86_BUILTIN_PSHLQ): Ditto.
9514 (IX86_BUILTIN_PSHAB): Ditto.
9515 (IX86_BUILTIN_PSHAW): Ditto.
9516 (IX86_BUILTIN_PSHAD): Ditto.
9517 (IX86_BUILTIN_PSHAQ): Ditto.
9518 (IX86_BUILTIN_FRCZSS): Ditto.
9519 (IX86_BUILTIN_FRCZSD): Ditto.
9520 (IX86_BUILTIN_FRCZPS): Ditto.
9521 (IX86_BUILTIN_FRCZPD): Ditto.
9522 (IX86_BUILTIN_CVTPH2PS): Ditto.
9523 (IX86_BUILTIN_CVTPS2PH): Ditto.
9524 (IX86_BUILTIN_COMEQSS): Ditto.
9525 (IX86_BUILTIN_COMNESS): Ditto.
9526 (IX86_BUILTIN_COMLTSS): Ditto.
9527 (IX86_BUILTIN_COMLESS): Ditto.
9528 (IX86_BUILTIN_COMGTSS): Ditto.
9529 (IX86_BUILTIN_COMGESS): Ditto.
9530 (IX86_BUILTIN_COMUEQSS): Ditto.
9531 (IX86_BUILTIN_COMUNESS): Ditto.
9532 (IX86_BUILTIN_COMULTSS): Ditto.
9533 (IX86_BUILTIN_COMULESS): Ditto.
9534 (IX86_BUILTIN_COMUGTSS): Ditto.
9535 (IX86_BUILTIN_COMUGESS): Ditto.
9536 (IX86_BUILTIN_COMORDSS): Ditto.
9537 (IX86_BUILTIN_COMUNORDSS): Ditto.
9538 (IX86_BUILTIN_COMFALSESS): Ditto.
9539 (IX86_BUILTIN_COMTRUESS): Ditto.
9540 (IX86_BUILTIN_COMEQSD): Ditto.
9541 (IX86_BUILTIN_COMNESD): Ditto.
9542 (IX86_BUILTIN_COMLTSD): Ditto.
9543 (IX86_BUILTIN_COMLESD): Ditto.
9544 (IX86_BUILTIN_COMGTSD): Ditto.
9545 (IX86_BUILTIN_COMGESD): Ditto.
9546 (IX86_BUILTIN_COMUEQSD): Ditto.
9547 (IX86_BUILTIN_COMUNESD): Ditto.
9548 (IX86_BUILTIN_COMULTSD): Ditto.
9549 (IX86_BUILTIN_COMULESD): Ditto.
9550 (IX86_BUILTIN_COMUGTSD): Ditto.
9551 (IX86_BUILTIN_COMUGESD): Ditto.
9552 (IX86_BUILTIN_COMORDSD): Ditto.
9553 (IX86_BUILTIN_COMUNORDSD): Ditto.
9554 (IX86_BUILTIN_COMFALSESD): Ditto.
9555 (IX86_BUILTIN_COMTRUESD): Ditto.
9556 (IX86_BUILTIN_COMEQPS): Ditto.
9557 (IX86_BUILTIN_COMNEPS): Ditto.
9558 (IX86_BUILTIN_COMLTPS): Ditto.
9559 (IX86_BUILTIN_COMLEPS): Ditto.
9560 (IX86_BUILTIN_COMGTPS): Ditto.
9561 (IX86_BUILTIN_COMGEPS): Ditto.
9562 (IX86_BUILTIN_COMUEQPS): Ditto.
9563 (IX86_BUILTIN_COMUNEPS): Ditto.
9564 (IX86_BUILTIN_COMULTPS): Ditto.
9565 (IX86_BUILTIN_COMULEPS): Ditto.
9566 (IX86_BUILTIN_COMUGTPS): Ditto.
9567 (IX86_BUILTIN_COMUGEPS): Ditto.
9568 (IX86_BUILTIN_COMORDPS): Ditto.
9569 (IX86_BUILTIN_COMUNORDPS): Ditto.
9570 (IX86_BUILTIN_COMFALSEPS): Ditto.
9571 (IX86_BUILTIN_COMTRUEPS): Ditto.
9572 (IX86_BUILTIN_COMEQPD): Ditto.
9573 (IX86_BUILTIN_COMNEPD): Ditto.
9574 (IX86_BUILTIN_COMLTPD): Ditto.
9575 (IX86_BUILTIN_COMLEPD): Ditto.
9576 (IX86_BUILTIN_COMGTPD): Ditto.
9577 (IX86_BUILTIN_COMGEPD): Ditto.
9578 (IX86_BUILTIN_COMUEQPD): Ditto.
9579 (IX86_BUILTIN_COMUNEPD): Ditto.
9580 (IX86_BUILTIN_COMULTPD): Ditto.
9581 (IX86_BUILTIN_COMULEPD): Ditto.
9582 (IX86_BUILTIN_COMUGTPD): Ditto.
9583 (IX86_BUILTIN_COMUGEPD): Ditto.
9584 (IX86_BUILTIN_COMORDPD): Ditto.
9585 (IX86_BUILTIN_COMUNORDPD): Ditto.
9586 (IX86_BUILTIN_COMFALSEPD): Ditto.
9587 (IX86_BUILTIN_COMTRUEPD): Ditto.
9588 (IX86_BUILTIN_PCOMEQUB): Ditto.
9589 (IX86_BUILTIN_PCOMNEUB): Ditto.
9590 (IX86_BUILTIN_PCOMLTUB): Ditto.
9591 (IX86_BUILTIN_PCOMLEUB): Ditto.
9592 (IX86_BUILTIN_PCOMGTUB): Ditto.
9593 (IX86_BUILTIN_PCOMGEUB): Ditto.
9594 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9595 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9596 (IX86_BUILTIN_PCOMEQUW): Ditto.
9597 (IX86_BUILTIN_PCOMNEUW): Ditto.
9598 (IX86_BUILTIN_PCOMLTUW): Ditto.
9599 (IX86_BUILTIN_PCOMLEUW): Ditto.
9600 (IX86_BUILTIN_PCOMGTUW): Ditto.
9601 (IX86_BUILTIN_PCOMGEUW): Ditto.
9602 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9603 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9604 (IX86_BUILTIN_PCOMEQUD): Ditto.
9605 (IX86_BUILTIN_PCOMNEUD): Ditto.
9606 (IX86_BUILTIN_PCOMLTUD): Ditto.
9607 (IX86_BUILTIN_PCOMLEUD): Ditto.
9608 (IX86_BUILTIN_PCOMGTUD): Ditto.
9609 (IX86_BUILTIN_PCOMGEUD): Ditto.
9610 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9611 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9612 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9613 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9614 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9615 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9616 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9617 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9618 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9619 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9620 (IX86_BUILTIN_PCOMEQB): Ditto.
9621 (IX86_BUILTIN_PCOMNEB): Ditto.
9622 (IX86_BUILTIN_PCOMLTB): Ditto.
9623 (IX86_BUILTIN_PCOMLEB): Ditto.
9624 (IX86_BUILTIN_PCOMGTB): Ditto.
9625 (IX86_BUILTIN_PCOMGEB): Ditto.
9626 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9627 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9628 (IX86_BUILTIN_PCOMEQW): Ditto.
9629 (IX86_BUILTIN_PCOMNEW): Ditto.
9630 (IX86_BUILTIN_PCOMLTW): Ditto.
9631 (IX86_BUILTIN_PCOMLEW): Ditto.
9632 (IX86_BUILTIN_PCOMGTW): Ditto.
9633 (IX86_BUILTIN_PCOMGEW): Ditto.
9634 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9635 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9636 (IX86_BUILTIN_PCOMEQD): Ditto.
9637 (IX86_BUILTIN_PCOMNED): Ditto.
9638 (IX86_BUILTIN_PCOMLTD): Ditto.
9639 (IX86_BUILTIN_PCOMLED): Ditto.
9640 (IX86_BUILTIN_PCOMGTD): Ditto.
9641 (IX86_BUILTIN_PCOMGED): Ditto.
9642 (IX86_BUILTIN_PCOMFALSED): Ditto.
9643 (IX86_BUILTIN_PCOMTRUED): Ditto.
9644 (IX86_BUILTIN_PCOMEQQ): Ditto.
9645 (IX86_BUILTIN_PCOMNEQ): Ditto.
9646 (IX86_BUILTIN_PCOMLTQ): Ditto.
9647 (IX86_BUILTIN_PCOMLEQ): Ditto.
9648 (IX86_BUILTIN_PCOMGTQ): Ditto.
9649 (IX86_BUILTIN_PCOMGEQ): Ditto.
9650 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9651 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9652 (enum multi_arg_type): New enum for describing the various SSE5
9653 intrinsic argument types.
9654 (bdesc_multi_arg): New table for SSE5 intrinsics.
9655 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9656 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9658 (ix86_expand_builtin): Add SSE5 intrinsic support.
9659 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9660 operand instructions.
9661 (ix86_expand_sse5_multiple_memory): New function to split the
9662 second memory reference from SSE5 instructions.
9663 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9664 (ix86_return_pops_args): Use stdarg_p to determine if the function
9665 has variable arguments.
9666 (ix86_setup_incoming_varargs): Ditto.
9667 (x86_this_parameter): Ditto.
9669 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9671 (ix86_expand_sse5_pack): Ditto.
9672 (ix86_sse5_valid_op_p): Ditto.
9673 (ix86_expand_sse5_multiple_memory): Ditto.
9675 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9676 constant for SSE5 support.
9677 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9678 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9679 (UNSPEC_SSE5_PERMUTE): Ditto.
9680 (UNSPEC_SSE5_ASHIFT): Ditto.
9681 (UNSPEC_SSE5_LSHIFT): Ditto.
9682 (UNSPEC_FRCZ): Ditto.
9683 (UNSPEC_CVTPH2PS): Ditto.
9684 (UNSPEC_CVTPS2PH): Ditto.
9685 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9687 (COM_FALSE_S): Ditto.
9688 (COM_FALSE_P): Ditto.
9689 (COM_TRUE_S): Ditto.
9690 (COM_TRUE_P): Ditto.
9691 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9692 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9694 (memory attribute): Ditto.
9695 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9696 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9697 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9698 (floor<mode>2): Ditto.
9699 (ceil<mode>2): Ditto.
9700 (btrunc<mode>2): Ditto.
9701 (nearbyintdf2): Ditto.
9702 (nearbyintsf2): Ditto.
9703 (sse_setccsf): Disable if SSE5.
9704 (sse_setccdf): Ditto.
9705 (sse5_setcc<mode>): New support for SSE5 conditional move.
9706 (sse5_pcmov_<mode>): Ditto.
9708 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9710 (SSEMODEF2P): Ditto.
9711 (ssemodesuffixf4): New mode attribute for SSE5.
9712 (ssemodesuffixf2s): Ditto.
9713 (ssemodesuffixf2c): Ditto.
9714 (sserotatemax): Ditto.
9715 (ssescalarmode): Ditto.
9716 (sse_maskcmpv4sf3): Disable if SSE5.
9717 (sse_maskcmpv2df3): Ditto.
9718 (sse_vmmaskcmpv4sf3): Ditto.
9719 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9720 (sse5_vmfmadd<mode>4): Ditto.
9721 (sse5_fmsub<mode>4): Ditto.
9722 (sse5_vmfmsub<mode>4): Ditto.
9723 (sse5_fnmadd<mode>4): Ditto.
9724 (sse5_vmfnmadd<mode>4): Ditto.
9725 (sse5_fnmsub<mode>4): Ditto.
9726 (sse5_vmfnmsub<mode>4): Ditto.
9727 (sse5i_fmadd<mode>4): Ditto.
9728 (sse5i_fmsub<mode>4): Ditto.
9729 (sse5i_fnmadd<mode>4): Ditto.
9730 (sse5i_fnmsub<mode>4): Ditto.
9731 (sse5i_vmfmadd<mode>4): Ditto.
9732 (sse5i_vmfmsub<mode>4): Ditto.
9733 (sse5i_vmfnmadd<mode>4): Ditto.
9734 (sse5i_vmfnmsub<mode>4): Ditto.
9735 (mulv16qi3): Add SSE5 support.
9737 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9738 (sse2_mulv4si3): Disable if SSE5.
9739 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9740 (sse4_1_roundps): Ditto.
9741 (sse4_1_roundsd): Ditto.
9742 (sse4_1_roundss): Ditto.
9743 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9745 (sse_maskcmpsf3): Ditto.
9746 (sse_vmmaskcmpv4sf3): Ditto.
9747 (sse2_maskcmpv2df3): Ditto.
9748 (sse2_maskcmpdf3): Ditto.
9749 (sse2_vmmaskcmpv2df3): Ditto.
9750 (sse2_eq<mode>3): Ditto.
9751 (sse2_gt<mode>3): Ditto.
9752 (sse5_pcmov_<mode>): Add SSE5 support.
9753 (vec_unpacku_hi_v16qi): Ditto.
9754 (vec_unpacks_hi_v16qi): Ditto.
9755 (vec_unpacku_lo_v16qi): Ditto.
9756 (vec_unpacks_lo_v16qi): Ditto.
9757 (vec_unpacku_hi_v8hi): Ditto.
9758 (vec_unpacks_hi_v8hi): Ditto.
9759 (vec_unpacku_lo_v8hi): Ditto.
9760 (vec_unpacks_lo_v8hi): Ditto.
9761 (vec_unpacku_hi_v4si): Ditto.
9762 (vec_unpacks_hi_v4si): Ditto.
9763 (vec_unpacku_lo_v4si): Ditto.
9764 (vec_unpacks_lo_v4si): Ditto.
9765 (sse5_pmacsww): New SSE5 intrinsic insn.
9766 (sse5_pmacssww): Ditto.
9767 (sse5_pmacsdd): Ditto.
9768 (sse5_pmacssdd): Ditto.
9769 (sse5_pmacssdql): Ditto.
9770 (sse5_pmacssdqh): Ditto.
9771 (sse5_pmacsdqh): Ditto.
9772 (sse5_pmacsswd): Ditto.
9773 (sse5_pmacswd): Ditto.
9774 (sse5_pmadcsswd): Ditto.
9775 (sse5_pmadcswd): Ditto.
9776 (sse5_pcmov_<move>): Conditional move support on SSE5.
9777 (sse5_phaddbw): New SSE5 intrinsic insn.
9778 (sse5_phaddbd): Ditto.
9779 (sse5_phaddbq): Ditto.
9780 (sse5_phaddwd): Ditto.
9781 (sse5_phaddwq): Ditto.
9782 (sse5_phadddq): Ditto.
9783 (sse5_phaddubw): Ditto.
9784 (sse5_phaddubd): Ditto.
9785 (sse5_phaddubq): Ditto.
9786 (sse5_phadduwd): Ditto.
9787 (sse5_phadduwq): Ditto.
9788 (sse5_phaddudq): Ditto.
9789 (sse5_phsubbw): Ditto.
9790 (sse5_phsubwd): Ditto.
9791 (sse5_phsubdq): Ditto.
9792 (sse5_pperm): Ditto.
9793 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9794 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9795 (sse5_pperm_sign_v8hi_v4si): Ditto.
9796 (sse5_pperm_zero_v8hi_v4si): Ditto.
9797 (sse5_pperm_sign_v4si_v2di): Ditto.
9798 (sse5_pperm_sign_v4si_v2di): Ditto.
9799 (sse5_pperm_pack_v2di_v4si): Ditto.
9800 (sse5_pperm_pack_v4si_v8hi): Ditto.
9801 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9802 (sse5_perm<mode>): New SSE5 intrinsic insn.
9803 (rotl<mode>3): Ditto.
9804 (sse5_rotl<mode>3): Ditto.
9805 (sse5_ashl<mode>3): Ditto.
9806 (sse5_lshl<mode>3): Ditto.
9807 (sse5_frcz<mode>2): Ditto.
9808 (sse5s_frcz<mode>2): Ditto.
9809 (sse5_cvtph2ps): Ditto.
9810 (sse5_cvtps2ph): Ditto.
9811 (sse5_vmmaskcmp<mode>3): Ditto.
9812 (sse5_com_tf<mode>3): Ditto.
9813 (sse5_maskcmp<mode>3): Ditto.
9814 (sse5_maskcmp_uns<mode>3): Ditto.
9815 (sse5_maskcmp_uns2<mode>3): Ditto.
9816 (sse5_pcom_tf<mode>3): Ditto.
9818 * config/i386/predicates.md (sse5_comparison_float_operator):
9819 New predicate to match the comparison operators supported by
9820 the SSE5 com instruction.
9821 (ix86_comparison_int_operator): New predicate to match just the
9822 signed int comparisons.
9823 (ix86_comparison_uns_operator): New predicate to match just the
9824 unsigned int comparisons.
9826 * doc/invoke.texi (-msse5): Add documentation.
9827 (-mfused-madd): Ditto.
9829 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9831 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9833 (x86_64-*-*): Ditto.
9835 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9837 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9838 intrinisics for SSE5.
9840 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9843 * config/i386/mmintrin-common.h: New file, to contain common
9844 instructions between SSE4.1 and SSE5.
9846 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9847 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9848 (gen_regparm_prefix): Ditto.
9850 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9851 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9852 prototype_p to determine if a function is prototyped.
9854 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9856 * c-common.c (c_common_reswords) add the alignof keyword,
9857 with same RID as __alignof and __alignof__
9859 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9861 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9862 * hooks.c (hook_bool_const_int_const_int_true): New function.
9863 * target.h (struct gcc_target): Add can_eliminate field.
9864 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9865 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9866 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9867 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9868 (elim_table): Revise comment.
9869 * system.h (CAN_ELIMINATE): Poison.
9870 * defaults.h (CAN_ELIMINATE): Remove.
9871 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9873 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9874 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9876 (alpha_vms_can_eliminate): Declare as static, change return type to
9878 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9880 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9881 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9882 (arm_can_eliminate): New function.
9884 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9885 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9886 (avr_can_eliminate): Declare as static.
9887 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9889 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9890 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9891 (bfin_can_eliminate): New function.
9893 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9894 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9895 (crx_can_eliminate): New function.
9897 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9898 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9899 (fr30_can_eliminate): New function.
9901 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9902 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9903 (frv_can_eliminate): New function.
9905 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9906 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9907 (h8300_can_eliminate): New function.
9909 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9910 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9911 (i386_can_eliminate): Declare as static, change return type to bool.
9912 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9914 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9915 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9916 (ia64_can_eliminate): New function.
9918 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9919 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9920 (iq2000_can_eliminate): New function.
9922 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9923 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9924 (m32r_can_eliminate): New function.
9926 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9927 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9928 (m68hc11_can_eliminate): New function.
9930 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9931 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9932 (m68k_can_eliminate): New function.
9934 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9935 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9936 (mep_can_eliminate): New function.
9938 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9939 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9940 (mips_can_eliminate): New function.
9942 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9943 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9944 (rs6000_can_eliminate): New function.
9946 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9947 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9948 (s390_can_eliminate): Declare as static.
9949 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9951 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9952 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9953 (score_can_eliminate): New function.
9955 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9956 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9957 (sparc_can_eliminate): Declare as static.
9958 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9960 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9961 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9962 (xstormy16_can_eliminate): New function.
9964 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9965 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9966 (v850_can_eliminate): New function.
9968 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9970 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9971 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9972 (*movdfcc_ext[1234]): Disable for IEEE mode.
9974 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9976 * gimplify.c (prepare_gimple_addressable): New static function.
9977 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9979 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9980 manually fiddling with it.
9982 2009-08-25 Michael Matz <matz@suse.de>
9984 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9985 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9987 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9988 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9989 (do_jump): Split out code for simple binary comparisons into ...
9990 (do_jump_1): ... this, taking the individual operands and code.
9991 Change callers to helper function above accordingly.
9992 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9995 2009-08-25 Michael Matz <matz@suse.de>
9997 * expr.h (struct separate_ops, sepops): New type for passing
9998 around an exploded simple expression.
9999 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10000 Use this structure instead of expression tree.
10001 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10002 expression, only its type.
10003 (expand_vec_cond_expr): Take type and individual operands instead
10004 of full expression.
10005 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10006 expand_vec_shift_expr): Change prototype accordingly.
10007 * tree-vect-stmts.c (vectorizable_condition): Change call of
10008 expand_vec_cond_expr_p to pass only type.
10009 * expr.c (do_store_flags): Change prototype and implementation
10010 to take an exploded expression.
10011 (expand_expr_real_1): New local ops initialized with details
10012 of the full expression. Use it instead of full
10013 expression in calls to do_store_flags, expand_vec_cond_expr,
10014 expand_widen_pattern_expr and expand_vec_shift_expr.
10016 2009-08-25 Michael Matz <matz@suse.de>
10018 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10019 treeop2 initialized with first three operands of the full expression.
10020 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10022 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10024 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10025 (__gthread_objc_condition_allocate): Mark arguments as unused.
10026 (__gthread_objc_condition_deallocate): Likewise.
10027 (__gthread_objc_condition_wait): Likewise.
10028 (__gthread_objc_condition_broadcast): Likewise.
10029 (__gthread_objc_condition_signal): Likewise.
10030 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10031 (__gthread_objc_thread_id): Likewise.
10033 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10035 PR middle-end/41149
10036 * tree-pretty-print.c (print_call_name): Print the correct call name
10037 for procedure pointer components.
10039 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10041 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10042 default_promote_function_mode when not VMS.
10044 2009-08-24 Olivier Hainque <hainque@adacore.com>
10046 * convert.c (convert_to_integer): Don't assume an input pointer is
10047 POINTER_SIZE wide. Fetch from the type instead.
10049 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10051 * configure.ac (AC_PREREQ): Bump to 2.64.
10053 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10055 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10056 (process_command): Don't search standard_exec_prefix_1 and
10057 standard_exec_prefix_2.
10059 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10061 * config/arm/arm.c (output_return_instruction): Handle for
10064 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10066 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10068 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10070 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10071 (*arm_movdf_vfp): Likewise.
10073 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10075 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10076 (vashr<mode>3): Rename from ashr<mode>3.
10077 (vlshr<mode>3): Rename from lshr<mode>3.
10079 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10082 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10083 (check_format_info_main): Use scalar_identify_flag.
10084 (check_format_types): Check for scalar size identity if
10085 scalar_identify_flag is set.
10086 (printf_length_specs): Extend by new field.
10087 (asm_fprintf_length_specs): Likewise.
10088 (gcc_diag_length_specs): Likewise.
10089 (scanf_length_specs): Likewise.
10090 (strfmon_length_specs): Likewise.
10091 (gcc_gfc_length_specs): Likewise.
10092 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10093 (ms_printf_flag_specs): Likewise.
10094 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10096 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10099 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10100 (*call_value_pop_1): Ditto.
10101 (*sibcall_pop_1): New insn pattern.
10102 (*sibcall_value_pop_1): Ditto.
10104 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10107 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10110 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10113 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10114 (get_reg_use_in): New function.
10115 (forward_propagate_subreg): Propagate through subreg of zero_extend
10118 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10120 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10121 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10123 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10125 * configure.ac: Remove --with-datarootdir, --with-docdir,
10126 --with-htmldir switches. No need to call AC_SUBST for
10127 datarootdir, docdir, htmldir any more.
10128 * configure: Regenerate.
10129 * doc/install.texi (Configuration): Document --datarootdir,
10130 --docdir, --htmldir, --pdfdir; update documentation for
10131 --infodir, --mandir.
10132 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10135 * aclocal.m4: Regenerate.
10136 * config.in: Regenerate.
10137 * configure: Regenerate.
10139 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10140 Olivier Hainque <hainque@adacore.com>
10142 * config/ia64/ia64.c: Include libfuncs.h.
10143 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10144 (ia64_expand_call): Use reg 25 on VMS.
10145 (ia64_initialize_trampoline): Fix for VMS ABI.
10146 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10147 (ia64_function_arg): Initialize reg 25 on VMS.
10148 Fix OpenVMS ABI issues for varargs.
10149 For OpenVMS, emit the Argument Information register set in the
10150 incoming/sibcall case as well.
10151 (ia64_arg_type): New function.
10152 (ia64_function_arg_advance): Keep track of cum->words.
10153 Fix OpenVMS ABI issues for varargs.
10154 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10155 (ia64_override_options): Set flag_no_common on VMS.
10156 (ia64_init_builtins): Disable FWRITE builtin.
10157 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10158 (ia64_vms_init_libfuncs): Add decc$ routines.
10159 (ia64_vms_valid_pointer_mode): New function.
10160 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10161 (ia64_promote_function_mode): New function
10162 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10163 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10164 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10165 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10166 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10167 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10168 Suppress trailing '#' if VALUE is numeric.
10169 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10170 ia64_promote_function_mode.
10171 (TARGET_VALID_POINTER_MODE): Define.
10173 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10176 * config/rs6000/rs6000.c (rs6000_override_options): Use
10177 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10180 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10181 reporting of vector + decimal/boolean/complex error.
10183 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10185 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10186 __vector double TYPE_DECL.
10188 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10190 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10191 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10192 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10193 to pointer to enum machine_mode. Update all callers as needed.
10195 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10197 * config/alpha/alpha.md (exception_receiver): Emit alternative
10198 GP load sequence if flag_reorder_blocks_and_partition is set.
10199 (*exception_receiver_2): Also enable when
10200 flag_reorder_blocks_and_partition is set.
10202 2009-08-20 Matt Rice <ratmice@gmail.com>
10203 Diego Novillo <dnovillo@google.com>
10205 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10208 2009-08-20 Richard Guenther <rguenther@suse.de>
10210 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10211 * c-tree.h (c_dup_lang_specific_decl): Remove.
10212 (struct lang_decl, struct lang_type): Move definitions ...
10213 * c-lang.h: ... here. New file.
10214 * c-decl.c: Include c-lang.h.
10215 (c_dup_lang_specific_decl): Remove.
10216 * c-typeck.c: Include c-lang.h.
10217 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10218 (c-typeck.o): Likewise.
10219 * c-config-lang.in (gtfiles): Add c-lang.h.
10220 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10223 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10225 * config/alpha/alpha.c (alpha_end_function): Do not clear
10226 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10227 this is now handled in generic code.
10229 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10231 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10232 (s390_z10_fix_long_loop_prediction): New function.
10233 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10234 (s390_reorg): Walk over the INSNs and invoke
10235 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10237 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10239 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10240 "*brx_64bit", "*brx_31bit"): New patterns.
10241 * config/s390/s390.c ('E'): New output modifier.
10243 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10244 Richard Earnshaw <richard.earnshaw@arm.com>
10246 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10247 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10249 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10251 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10253 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10254 for mode mode of operand0 when doing secondary reload for SAR.
10256 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10258 PR middle-end/41123
10259 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10260 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10262 2009-08-19 Jason Merrill <jason@redhat.com>
10264 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10265 supported template depth in C++0x.
10267 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10269 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10270 free_after_compilation.
10271 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10272 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10273 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10274 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10275 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10276 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10277 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10279 2009-08-19 Ian Lance Taylor <iant@google.com>
10281 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10282 of (plus (mult (neg B) C) A).
10284 2009-08-18 Michael Matz <matz@suse.de>
10286 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10287 instead of comparing TYPE_MAIN_VARIANT for equality.
10288 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10289 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10290 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10291 * gimplify.c (goa_lhs_expr_p): Ditto and use
10292 STRIP_USELESS_TYPE_CONVERSION.
10294 2009-08-18 Michael Matz <matz@suse.de>
10296 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10297 first field in a struct.
10298 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10300 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10302 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10303 locators before emit_insn is called. Remove assert that
10305 (alpha_end_function): Clear crtl->emit structure and free insn
10306 locators if cfun->is_thunk is true.
10308 2009-08-18 Jason Merrill <jason@redhat.com>
10310 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10312 * configure.ac: Test for it.
10313 * configure, config.in: Regenerate.
10314 * doc/install.texi: Document --enable-gnu-unique-object.
10316 2009-08-18 Richard Guenther <rguenther@suse.de>
10318 PR middle-end/41094
10319 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10320 pow(x,y*z) only if x is nonnegative.
10322 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10324 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10328 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10329 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10331 2009-08-17 DJ Delorie <dj@redhat.com>
10333 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10334 * config/m32c/prologue.md (epilogue_freit): New.
10336 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10337 (bank_switch_p): Likewise.
10338 (fast_interrupt_p): Likewise.
10339 (interrupt_p): Likewise.
10340 (m32c_conditional_register_usage): Round memregs size up.
10341 (need_to_save): We only need to save $a0 when we use ENTER.
10342 (interrupt_p): Check for fast_interrupt too.
10343 (bank_switch_p): New.
10344 (fast_interrupt_p): New.
10345 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10346 (m32c_emit_prolog): Support bank switching and fast interrupts.
10347 * doc/extend.texi (Function Attributes): Add bank_switch and
10350 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10352 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10353 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10355 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10357 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10358 (menu): Add IA-64/VMS Options.
10359 (IA-64/VMS Options): Likewise.
10361 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10364 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10366 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10368 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10369 (mips_pop_asm_switch): Likewise.
10370 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10372 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10373 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10374 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10375 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10376 instead of set_noreorder.
10377 (mips_output_function_prologue): Use the new functions.
10378 (mips_output_function_epilogue): Likewise.
10379 (mips_need_noat_wrapper_p): New function, split out from...
10380 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10381 Use mips_push_asm_switch and mips_pop_asm_switch.
10382 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10383 and mips_pop_asm_switch.
10384 (ASM_OUTPUT_REG_POP): Likewise.
10385 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10386 Use mips_pop_asm_switch.
10387 (mips_asm_switch): New structure.
10388 (set_noreorder, set_nomacro): Replace with...
10389 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10390 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10391 instead of set_nomacro.
10392 (fix_truncsfsi2_macro): Likewise.
10393 (cprestore): Likewise.
10394 (hazard): Use mips_noreorder instead of set_noreorder.
10395 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10397 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10399 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10400 from prev_active_insn.
10402 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10404 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10405 * config/avr/avr.c (avr_override_options): Initialize
10406 avr_current_arch variable.
10407 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10408 __AVR_HAVE_16BIT_SP__ according to the device type.
10409 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10411 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10412 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10414 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10417 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10418 generating inlined subroutine die only. We shouldn't be
10419 called for anything else.
10420 (gen_block_die): Don't generate inline subroutine debug info for
10423 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10425 * graphite-poly.c (print_pbb): Print PBB index.
10427 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10429 PR middle-end/40981
10430 * graphite-interchange.c (ppl_max_for_le): Moved...
10431 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10432 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10433 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10434 * graphite-ppl.h (ppl_max_for_le): Declared.
10436 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10438 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10439 supported on all platforms.
10440 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10441 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10442 * c-pragma.c: Likewise.
10443 * target-def.h (TARGET_INITIALIZER): Remove
10444 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10445 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10447 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10449 * config/ia64/fde-vms.c: New file.
10450 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10451 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10452 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10453 (uw_frame_state_for): Only register a personality routine if it is
10454 known to be compatible with our expectations.
10455 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10456 Declare unw_table_entry stack variable and
10457 mod all calls to _Unwind_FindTableEntry to add arg.
10458 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10459 (_Unwind_FindTableEntry): Add arg to prototype.
10461 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10463 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10464 field 'signal_pfs_loc'.
10465 (uw_frame_state_for): Remove duplicate code dealing with leaf
10466 procedures without unwind info.
10467 If in the frame after unwinding through a signal handler, restore
10468 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10469 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10470 'pfs_loc' to the AR.PFS location in the signal context; instead
10471 set 'signal_pfs_loc'.
10472 Manually generate the unwind info for the AR.PFS register.
10473 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10474 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10475 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10476 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10477 instead set 'signal_pfs_loc'.
10478 Remove code preventing the AR.PFS register from being restored
10479 from the signal context.
10481 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10482 Tristan Gingold <gingold@adacore.com>
10484 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10485 * config/ia64/t-vms: New file.
10486 * config/ia64/vms64.h: New file.
10487 * config/ia64/vms.h: New file.
10488 * config/ia64/vms-crtinit.asm: New file.
10489 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10490 * config/ia64/vms-unwind.h: New file.
10492 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10494 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10497 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10499 PR middle-end/30789
10500 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10501 Move declaration...
10502 * real.h (do_mpc_arg2): ... here.
10503 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10506 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10508 * final.c (add_debug_prefix_map): Don't use GC memory for
10509 old_prefix and new_prefix.
10511 2009-08-14 Richard Guenther <rguenther@suse.de>
10513 * ipa-prop.c (compute_complex_pass_through): If we cannot
10514 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10516 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10518 * c-lex.c (c_lex_with_flags): Increase size of local variable
10519 to avoid memory clobber.
10521 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10524 * config/i386/i386.c (ix86_fp_comparison_strategy):
10525 Only enable/disable sahf at function granularity.
10527 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10529 PR rtl-optimization/41064
10530 * reload1.c (reload_as_needed): Don't call extract_insn
10531 for known invalid replacements after calling
10532 validate_replace_rtx_group and verify_changes.
10534 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10537 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10538 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10539 ix86_expand_fp_vcond.
10540 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10541 Assert that operation is supported by ix86_expand_int_vcond.
10542 (vcondu<SSEMODE124C8:mode>): Ditto.
10544 2009-08-13 DJ Delorie <dj@redhat.com>
10546 * config/i386/djgpp-stdint.h: New.
10547 * config.gcc (djgpp): Use it.
10549 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10551 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10552 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10554 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10556 * tree-ssa-loop-prefetch.c
10557 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10558 for long-stride pruning.
10559 (compute_miss_rate): New function to compute the probability
10560 that two memory references access different cache lines.
10562 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10564 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10566 2009-08-13 Richard Guenther <rguenther@suse.de>
10568 PR middle-end/41047
10569 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10570 use the constant pointer type.
10571 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10572 of CV qualifiers on the target pointer type.
10573 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10574 conversion check before restrict check.
10576 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10579 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10581 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10583 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10585 2009-08-12 Richard Guenther <rguenther@suse.de>
10587 PR tree-optimization/41011
10588 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10589 and reference constructing.
10591 2009-08-12 Xinliang David Li <davidxl@google.com>
10593 PR tree-optimization/41012
10594 * tree-flow.h : New external interface.
10595 * gimple-low.c (check_call_arg): Change to public function.
10596 Remove argument mismatch check in lowering.
10597 * tree-inline.h (tree_can_inline_p): Interface change.
10598 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10599 into this function.
10600 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10601 Call change to tree_can_inline_p function.
10602 (cgraph_decide_inlining_incrementally): Ditto.
10604 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10606 PR tree-optimization/41031
10607 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10608 on the partition variable rather than promote_mode on the source
10609 type. Assert that the partition variable's type has the same
10610 mode as the source value's.
10612 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10614 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10615 for for_return == 2.
10616 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10618 * calls.c (expand_call): Fix typo.
10619 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10621 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10623 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10624 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10625 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10626 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10628 2009-08-12 Andrew Haley <aph@redhat.com>
10630 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10632 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10635 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10637 2009-08-12 Richard Guenther <rguenther@suse.de>
10639 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10640 * gimplify.c (gimplify_modify_expr): Do not use
10641 lang_hooks.types_compatible_p.
10642 * tree-ssa.c (useless_type_conversion_p): For aggregates
10643 just return false if the canonical types differ.
10645 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10647 PR middle-end/40980
10648 * sese.c (convert_for_phi_arg): New.
10649 (add_guard_exit_phis): Use convert_for_phi_arg.
10651 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10653 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10654 unknown subscript upper bounds.
10656 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10657 Pranav Garg <pranav.garg2107@gmail.com>
10659 * graphite-interchange.c (gather_access_strides): Removed.
10660 (ppl_max_for_le): New.
10661 (build_linearized_memory_access): New.
10662 (memory_stride_in_loop): New.
10663 (pbb_interchange_profitable_p): Reimplemented.
10664 * graphite-ppl.h (ppl_new_id_map): New.
10665 (ppl_interchange): New.
10667 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10669 * graphite-interchange.c (compute_subscript): Removed.
10670 (compute_array_size_cstr): Removed.
10671 (compute_array_size_poly): Removed.
10672 (compute_array_size): Removed.
10673 (gather_access_strides_poly): Removed.
10674 (gather_access_strides): Empty.
10676 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10678 * graphite-dependences.c (dependence_polyhedron_1): Replace
10679 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10680 (graphite_legal_transform_dr): Same.
10681 (graphite_carried_dependence_level_k): Same.
10682 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10683 Initialize PDR_NB_SUBSCRIPTS.
10684 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10686 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10687 (PDR_NB_SUBSCRIPTS): New.
10688 (pdr_nb_subscripts): Removed.
10689 (pdr_dim): Simplified.
10690 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10691 with PDR_NB_SUBSCRIPTS.
10693 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10695 * graphite-interchange.c (compute_array_size): Remove use of
10696 PDR_DATA_CONTAINER.
10697 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10698 Do not initialize PDR_DATA_CONTAINER.
10699 (print_pdr): Do not print PDR_DATA_CONTAINER.
10700 * graphite-poly.h (struct poly_dr): Remove data_container field.
10701 (PDR_DATA_CONTAINER): Removed.
10702 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10703 PDR_DATA_CONTAINER.
10704 (build_poly_dr): Same.
10706 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10707 Sebastian Pop <sebastian.pop@amd.com>
10709 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10710 copy of the dependence polyhedron. Free the temporary objects.
10711 (graphite_carried_dependence_level_k): Free unused objects before
10714 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10716 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10717 Early return without analyzing the data dependences if no
10718 transform has been done. Call restore_scattering if the transform
10720 (graphite-interchange.c): Same.
10721 * graphite-poly.c (print_scattering_function): Test for
10723 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10724 (apply_poly_transforms): Do not gcc_assert that
10725 the transform is legal.
10726 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10727 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10728 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10729 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10730 * graphite-poly.h (struct poly_scattering): New.
10731 (struct poly_bb): Add original, transformed, and saved fields.
10732 Remove transformed_scattering, original_scattering,
10733 nb_local_variables and nb_scattering_transform fields.
10734 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10735 (poly_scattering_new): New.
10736 (poly_scattering_free): New.
10737 (poly_scattering_copy): New.
10738 (store_scattering_pbb): New.
10739 (store_scattering): New.
10740 (restore_scattering_pbb): New.
10741 (restore_scattering): New.
10742 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10743 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10745 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10747 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10748 (print_scop): Same.
10750 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10752 * Makefile.in (graphite.o): Depends on PREDICT_H.
10753 * graphite.c: Include predict.h.
10754 (graphite_finalize): Call tree_estimate_probability.
10755 * predict.c (predict_loops): Do not call scev_initialize and
10757 (tree_estimate_probability_bb): New.
10758 (tree_estimate_probability): Do not initialize loops: move that
10759 code to the driver. Call tree_estimate_probability_bb.
10760 (tree_estimate_probability_driver): New.
10761 (pass_profile): Use tree_estimate_probability_driver.
10762 * predict.h (tree_estimate_probability): Declared.
10764 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10766 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10767 * graphite-dependences.c (graphite_legal_transform): Add time to
10768 TV_GRAPHITE_DATA_DEPS.
10769 (dependency_between_pbbs_p): Same.
10770 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10772 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10774 PR rtl-optimization/41033
10775 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10776 aliasing is disabled.
10778 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10780 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10781 si_mask_operand, and_load_operand, low_bitmask_operand,
10782 and_reg_operand, and_operand): New predicates.
10783 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10784 * config/mips/mips.c (and_operands_ok): New function.
10785 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10786 * config/mips/mips.md (move_type): Add ext_ins and logical.
10787 (type): Handle them.
10788 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10789 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10790 shift_shift. Remove commutative constraint modifier.
10791 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10793 (*clear_upper32_dext): Remove define_insn_and_split.
10794 (*clear_upper32): Turn this define_insn_and_split ...
10795 (splitter for ANDing register with 0xffff_ffff): .. into this.
10797 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10799 * combine.c (try_widen_shift_mode): Factor out code to check if an
10800 integer constant is a low-order bitmask from here ...
10801 * rtlanal.c (low_bitmask_len): ... to here.
10802 * rtl.h (low_bitmask_len): Declare.
10804 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10807 * config/alpha/alpha.md (addsi3): Remove expander.
10808 (addsi3): Rename from *addsi3_internal insn pattern.
10809 (subsi3): Remove expander.
10810 (subsi3): Rename from *subsi3_internal insn pattern.
10812 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10814 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10817 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10818 Eric Botcazou <botcazou@adacore.com>
10819 Douglas B Rupp <rupp@gnat.com>
10821 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10822 that records that fit in 64 bits are returned by immediate value,
10823 as required by OpenVMS Calling Standard.
10824 (function_value): Adjust for above modification.
10825 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10826 virtual_incoming_args_rtx as base object, not next_arg.
10827 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10829 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10831 * reload.c (find_reloads_subreg_address): Check the original
10832 req_equiv_mem address to detect the case where an address is
10833 not valid in the outer mode.
10835 2009-08-11 Richard Guenther <rguenther@suse.de>
10838 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10840 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10842 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10843 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10845 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10846 Douglas B Rupp <rupp@gnat.com>
10848 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10849 PT_STACK when frame_pointer_needed on OpenVMS.
10850 (alpha_pv_save_size, alpha_using_fp): Remove.
10851 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10852 with proper processing for PT_NULL.
10853 (alpha_vms_initial_elimination_offset): New function. Support for
10854 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10855 (alpha_sa_size): Force procedure type to PT_STACK when
10856 frame_pointer_needed on OpenVMS.
10857 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10858 (alpha_using_fp): Likewise.
10859 (alpha_vms_can_eliminate): Add prototype.
10860 (alpha_vms_initial_elimination_offset): Likewise.
10861 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10862 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10864 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10865 Douglas B Rupp <rupp@gnat.com>
10867 * config/alpha/alpha.c (common_object_handler): New function.
10868 (vms_attribute_table): Declare a single attribute "common_object".
10869 (vms_output_aligned_decl_common): New global function.
10870 (SECTION_VMS_OVERLAY): Delete.
10871 (SECTION_VMS_GLOBAL): Likewise.
10872 (SECTION_VMS_INITIALIZE): Likewise.
10873 (vms_asm_named_section): Remove support for above flags.
10874 (vms_section_type_flags): Delete.
10875 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10876 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10877 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10878 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10880 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10883 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10884 (sub_ddmmss): Likewise.
10886 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10889 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10892 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10895 * reload1.c (reload_as_needed): Use cancel_changes to completely
10896 undo a failed replacement attempt.
10898 2009-08-10 Richard Guenther <rguenther@suse.de>
10900 PR middle-end/41006
10901 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10902 (useless_type_conversion_p): ... here. Require pointer targets
10905 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10908 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10909 loose the original type of the statement list.
10911 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10913 * config/alpha/alpha.c: Include libfuncs.h
10914 (avms_asm_output_extern): New function.
10915 (alpha_init_libfuncs): Init some decc libfuncs.
10916 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10917 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10918 (DO_CRTL_NAMES): Define.
10919 (LIB_SPEC): Remove.
10920 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10921 (LONG_TYPE_SIZE): Define.
10922 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10923 (SUBTARGET_SWITCHES): Define malloc64 switch.
10924 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10925 (MASK_RETURN_ADDR): Define.
10926 doc/invoke.texi (mmalloc64): Document switch.
10928 2009-08-09 Olivier Hainque <hainque@adacore.com>
10929 Douglas B Rupp <rupp@gnat.com>
10931 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10932 uses_condition_handler.
10933 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10934 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10935 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10936 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10937 (code_for_builtin): New insn codes for the new alpha_builtins.
10938 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10939 (alpha_sa_size): Account for uses_condition_handler.
10940 (alpha_expand_prologue): Likewise.
10941 (alpha_start_function): Likewise.
10942 (alpha_expand_epilogue): Likewise.
10943 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10944 establish/revert expanders.
10945 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10946 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10947 New expander, resorting to the alpha.c associated function.
10948 (builtin_revert_vms_condition_handler): Likewise.
10949 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10950 __gcc_shell_handler, the static VMS condition handler used as
10951 an indirection wrapper to the current dynamically established
10953 * config/alpha/vms-unwind.h: Complete rewrite.
10954 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10955 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10957 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10958 Douglas B Rupp <rupp@gnat.com>
10960 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10961 (alpha_need_linkage): Handle aliases. Return function symbol.
10962 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10963 Use ultimate alias target for the linkage name.
10964 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10965 by alpha_need_linkage for the function symbol.
10966 (setmemdi): Likewise.
10968 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10970 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10971 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10972 (ASM_WEAKEN_LABEL): Define.
10973 (CRT_CALL_STATIC_FUNCTION): Define.
10974 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10975 (ENDFILE_SPEC): Define.
10976 (INIT_SECTION_ASM_OP): Define.
10977 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10978 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10979 crtend.o crtendS.o.
10980 (MULTILIB_OSDIRNAMES): Define.
10981 (shlib_version): Define.
10982 (SHLIB_EXT): Define.
10983 (SHLIB_OBJS): Define.
10984 (SHLIB_NAME): Define.
10985 (SHLIB_MULTILIB): Define.
10986 (SHLIB_INSTALL): Define.
10987 (SHLIB_SYMVEC): Define.
10988 (SHLIB_SYMVECX2): Define.
10989 (SHLIB_LINK): Define.
10991 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10993 * config/alpha/alpha.c (alpha_initialize_trampoline):
10994 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10995 (alpha_start_function): Emit transfer address on nested functions
10996 for VMS trampoline call.
10997 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10998 since no longer used.
10999 * config/alpha/vms-tramp.asm: Remove.
11000 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11001 since now only data initialized at runtime.
11003 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11005 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11006 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11007 (MD_EXEC_PREFIX): Remove, no longer used.
11008 (MD_STARTFILE_PREFIX): Likewise.
11009 (INCLUDE_DEFAULTS): Likewise.
11010 * config/alpha/t-vms:
11011 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11013 2009-08-09 Richard Guenther <rguenther@suse.de>
11015 PR tree-optimization/41016
11016 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11017 (operand_precision): Remove.
11018 (integral_operand_p): Likewise.
11019 (recognize_single_bit_test): Adjust.
11021 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11023 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11024 operation overflows. Likewise non-cast unary arithmetic.
11025 If one arm of a conditional expression is always taken,
11026 inhibit evaluation warnings for the other arm. Likewise inhibit
11027 evaluation warnings for the second && or || operand if the first
11028 operand is enough to determine the result.
11029 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11031 (build_binary_op): Prevent duplicate evaluation warnings.
11033 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11035 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11036 and destination have different modes, Use promote_mode to
11037 determine the signedness of the conversion. Assert that the
11038 promoted source mode matches the destination mode. Don't pass
11039 the destination and destination mode to expand_expr if the source
11040 mode is different. Simplify conversion logic.
11042 2009-08-09 Ira Rosen <irar@il.ibm.com>
11044 PR tree-optimization/41008
11045 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11046 from condition only in case it's a comparison. Adjust checks.
11048 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11050 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11051 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11052 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11053 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11054 (dump_cand): Handle them.
11055 (struct iv_cand): New members COST_STEP and AINC_USE.
11056 (stmt_after_increment): Likewise.
11057 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11058 callers changed. Use gimple_uid comparison instead of scanning.
11059 (add_candidate_1): When looking for identical candidates, take
11060 AINC_USE into account. Set it for new candidates.
11061 (force_expr_to_var_cost): Cast target_spill_cost to int.
11062 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11063 All callers changed. Check for availability of autoinc addressing
11064 modes, both in general for a given mode, and in the specific use case.
11065 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11067 (get_computation_cost): Likewise.
11068 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11069 add_autoinc_candidates): New static functions.
11070 (add_candidate): Call add_autoinc_candidates for candidates based on
11072 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11073 (determine_use_iv_cost_address): If we have an autoinc candidate at
11074 the matching use, verify autoinc is possible and subtract the cost
11075 of the candidate's step from the cost.
11076 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11077 member of the candidate.
11078 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11079 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11081 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11083 * config.build (ia64-hp-*vms*): New target.
11084 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11085 with ia64-hp-*vms*.
11086 * config.gcc (ia64-hp-*vms*): New target.
11087 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11088 with ia64-hp-*vms*.
11089 * config.host (ia64-hp-*vms*): New target.
11090 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11091 with ia64-hp-*vms*.
11093 2009-08-08 Richard Guenther <rguenther@suse.de>
11095 PR tree-optimization/40991
11096 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11098 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11100 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11101 mode check. Do truncations in an integer mode.
11102 (force_to_mode): Handle subregs for all mode types. Only do
11103 arithmetic simplifications on integer modes.
11105 2009-08-07 Richard Guenther <rguenther@suse.de>
11107 PR tree-optimization/40999
11108 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11109 (maybe_fold_reference): Lookup constant initializers.
11110 (fold_gimple_assign): Likewise.
11112 2009-08-07 Richard Guenther <rguenther@suse.de>
11114 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11115 that require structural equality defer to the langhook.
11117 2009-08-07 Martin Jambor <mjambor@suse.cz>
11119 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11121 (struct ipa_pass_through_data): New type.
11122 (struct ipa_ancestor_jf_data): New type.
11123 (union jump_func_value): Removed field formal_id, added fields
11124 pass_through and ancestor.
11125 (struct ipa_param_call_note): Changed type of formal_id to int from
11127 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11128 operations jump functions and ancestor jump functions.
11129 (compute_complex_pass_through): New function.
11130 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11131 reflect changes in the jump function strucutre.
11132 (update_jump_functions_after_inlining): Ignore complex pass-through
11133 and ancestor jump functions.
11134 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11135 polynomial pass-through with operation jump functions.
11137 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11139 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11140 fde->dw_fde_begin as begin label instead of hot/cold label.
11141 Use LLSDAC label instead of LLSDA for second section lsda.
11142 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11143 label instead of LLSDA if it is true.
11144 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11146 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11147 SECTION argument. Use it as index into crtl->eh.call_site_record
11149 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11150 use it to determine how to print table entries instead of using
11151 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11152 label instead of normal begin label as base.
11153 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11154 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11155 ensure no EH range spans between sections and that landing pads
11156 are always in the corresponding section.
11157 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11158 for crtl->eh.call_site_record being an array rather than scalar.
11159 (output_one_function_exception_table): New function, copied
11160 from output_function_exception_table. Adjust
11161 dw2_size_of_call_site_table, dw2_output_call_site_table
11162 callers. For SECOND section use *C suffixed labels.
11163 (output_function_exception_table): Call
11164 output_one_function_exception_table and, when doing hot/cold
11165 partitioning, also another time for the second section.
11166 * opts.c: Include except.h.
11167 (decode_options): Allow -freorder-blocks-and-partition with
11168 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11169 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11170 * function.h (struct rtl_eh): Change call_site_record from
11171 scalar into array of 2 elements.
11173 2009-08-07 Martin Jambor <mjambor@suse.cz>
11175 * ipa-prop.c (count_formal_params_1): New function.
11176 (ipa_get_vector_of_formal_parms): New function.
11177 (get_vector_of_formal_parm_types): New function.
11178 (ipa_modify_formal_parameters): New function.
11179 (ipa_modify_call_arguments): New function.
11180 (index_in_adjustments_multiple_times_p): New function.
11181 (ipa_combine_adjustments): New function.
11182 (ipa_dump_param_adjustments): New function.
11183 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11184 (ipa_get_vector_of_formal_parms): Declare.
11185 (ipa_modify_formal_parameters): Declare.
11186 (ipa_modify_call_arguments): Declare.
11187 (ipa_combine_adjustments): Declare.
11188 (ipa_dump_param_adjustments): Declare.
11189 (build_ref_for_offset): Declare.
11190 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11191 * tree-sra.c: Include ipa-prop.c.
11192 (build_ref_for_offset): Make public.
11194 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11196 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11198 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11200 * gcc/doc/extend.texi (__builtin_extract_return_address)
11201 (__builtin_frob_return_address): Document.
11203 2009-08-06 Paul Brook <paul@codesourcery.com>
11205 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11206 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11207 implementation on ARMv6-M.
11209 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11211 * doc/extend.texi (pcs): Document new attribute for ARM.
11213 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11215 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11218 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11220 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11223 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11225 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11227 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11229 Merge ARM/hard_vfp_branch to trunk.
11231 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11233 * arm.c (libcall_eq): New function.
11234 (libcall_hash): New function.
11235 (add_libcall): New function.
11236 (arm_libcall_uses_aapcs_base): New function.
11237 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11238 libcalls using the base PCS.
11239 (arm_init_cumulative_args): Likewise.
11241 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11243 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11244 Use base ABI for conversion libfuncs between HFmode and SFmode.
11246 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11248 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11249 V4SImode as representatives of all 64-bit and 128-bit vector
11250 types. Allow vector types without vector modes.
11251 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11252 without vector modes like BLKmode.
11253 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11254 BLKmode. Avoid unsupported vector modes or TImode moves for
11256 (aapcs_vfp_allocate_return_reg): Likewise.
11257 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11258 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11260 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11262 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11263 (arm_get_pcs_model): Pass attribute arguments to
11264 arm_pcs_from_attribute.
11265 (arm_init_cumulative_args): Use base AAPCS for conversions from
11266 floating-point types to DImode.
11267 (arm_attribute_table): Add pcs attribute.
11268 (arm_handle_pcs_attribute): New.
11269 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11270 conversions from floating-point types to DImode, also declare them
11271 to use base AAPCS and declare functions they call to use base
11272 AAPCS and their RTABI names.
11274 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11276 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11277 -mfloat-abi=hard not being supported for VFP.
11279 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11281 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11282 SYMBOL_REF to hard_libcall_value.
11284 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11285 Richard Earnshaw <rearnsha@arm.com>
11287 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11288 has been put on the stack, all remaining co-processory arguments for
11289 that co-processor also go on the stack.
11291 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11293 * config/arm/arm.c (arm_return_in_memory): Handle returning
11294 vectors of suitable size in registers also for AAPCS case.
11296 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11298 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11300 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11302 ARM Hard-VFP calling convention
11303 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11304 * target.h (gcc_target): Add libcall_value to table of call hooks.
11305 * targhooks.h (default_libcall_value): Default implementation.
11306 * targhooks.c (default_libcall_value): Likewise.
11307 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11308 * optabs.c (expand_unop): Use it.
11309 * expr.h (hard_libcall_value): Pass the function RTX through.
11310 * calls.c (emit_library_call_value_1): Update call to
11311 hard_libcall_value.
11312 * explow.c (hard_libcall_value): Use new target hook.
11313 * config/arm/arm.c: Include cgraph.h
11314 (TARGET_FUNCTION_VALUE): Override default hook.
11315 (arm_pcs_default): New variable.
11316 (arm_override_options): Don't fault hard calling convention with VFP.
11317 Add support for AAPCS variants.
11318 (arm_function_value): Make static. Handle AAPCS variants.
11319 (arm_libcall_value): New function.
11320 (arm_apply_result_size): Handle VFP registers in results.
11321 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11323 (pcs_attribute_args): New variable.
11324 (arm_pcs_from_attribute): New function.
11325 (arm_get_pcs_model): New function.
11326 (aapcs_vfp_cum_init): New function.
11327 (aapcs_vfp_sub_candidate): New function.
11328 (aapcs_vfp_is_return_candidate): New function.
11329 (aapcs_vfp_is_call_candidate): New function.
11330 (aapcs_vfp_allocate): New function.
11331 (aapcs_vfp_allocate_return_reg): New function.
11332 (aapcs_vfp_advance): New function.
11333 (aapcs_cp_arg_layout): New variable.
11334 (aapcs_select_call_coproc): New function.
11335 (aapcs_select_return_coproc): New function.
11336 (aapcs_allocate_return_reg): New function.
11337 (aapcs_libcall_value): New function.
11338 (aapcs_layout_arg): New function.
11339 (arm_init_cumulative_args): Initialize AAPCS args data.
11340 (arm_function_arg): Handle AAPCS variants using new interface.
11341 (arm_arg_parital_bytes): Likewise.
11342 (arm_function_arg_advance): New function.
11343 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11344 calling conventions.
11345 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11346 * arm.h (NUM_VFP_ARG_REGS): Define.
11347 (LIBCALL_VALUE): Update.
11348 (FUNCTION_VALUE): Delete.
11349 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11350 (arm_pcs): New enum.
11351 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11352 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11353 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11354 * arm-protos.h (arm_function_arg_advance): Add.
11355 (aapcs_libcall_value): Add.
11356 (arm_function_value): Delete.
11358 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11359 H.J. Lu <hongjiu.lu@intel.com>
11362 * config/i386/i386.c (standard_sse_mode_p): Remove.
11363 (standard_sse_constant_p): Return 2 for integer mode
11364 vector_all_ones_operand when SSE2 is enabled.
11365 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11366 (ix86_expand_vector_move): Do not check for negative values from
11367 standard_sse_constant_p.
11369 2009-08-06 Richard Guenther <rguenther@suse.de>
11371 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11372 array type comparisons frontend independent.
11373 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11374 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11375 out array reference lower bound and element size operands.
11376 (ao_ref_init_from_vn_reference): Properly compute the offset
11377 for ARRAY_RANGE_REF.
11378 (vn_reference_fold_indirect): Fill out array reference lower
11379 bound and element size operands.
11380 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11381 a non gimple valued reference operand which can happen for
11382 array reference lower bound or element size.
11383 (create_component_ref_by_pieces_1): Properly generate the
11384 element size operand for array references.
11386 2009-08-06 Richard Guenther <rguenther@suse.de>
11388 PR tree-optimization/40964
11389 * tree.c (iterative_hash_host_wide_int): Export.
11390 * tree.h (iterative_hash_host_wide_int): Declare.
11391 * tree-ssa-structalias.c (heapvar_map): New struct.
11392 (heapvar_map_eq): New function.
11393 (heapvar_map_hash): Likewise.
11394 (heapvar_lookup): Adjust.
11395 (heapvar_insert): Likewise.
11396 (make_constraint_from_heapvar): Allow multiple heap variables
11397 per decl at different offsets.
11398 (init_alias_heapvars): Adjust.
11400 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11402 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11403 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11404 trailing sync if TARGET_SYNC_AFTER_SC.
11406 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11408 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11409 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11410 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11411 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11412 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11413 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11414 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11415 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11416 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11417 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11418 the prototype declaration match the definition.
11419 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11420 instructions explicitly. Add barrier_before and operands
11422 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11423 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11424 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11425 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11426 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11427 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11429 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11431 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11433 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11434 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11437 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11440 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11442 PR rtl-optimization/40924
11443 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11444 make sure canon_rtx (mem_address) isn't simpler than
11445 canon_rtx (expanded_mem_address).
11447 2009-08-05 Li Feng <nemokingdom@gmail.com>
11449 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11450 for each poly_bb_p.
11451 (build_scop_drs): Build alias set for each SCoP.
11453 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11455 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11456 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11457 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11458 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11459 (BASE_DRIVER_SELF_SPECS): Likewise.
11461 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11463 * tree-ssa-alias.c: Fix some comment typos.
11465 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11467 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11468 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11470 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11473 * simplify-rtx.c (simplify_binary_operation_1): Disable
11474 simplifications for decimal float operations.
11476 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11478 PR middle-end/40943
11479 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11480 operand of INDIRECT_REF.
11482 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11484 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11485 constants referencing TLS symbols.
11487 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11489 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11490 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11492 2009-08-03 Richard Guenther <rguenther@suse.de>
11494 * tree.c (make_vector_type): Build a main variant first,
11495 get the canonical one and then build the variant.
11496 * tree-ssa.c (useless_type_conversion_p_1): Handle
11498 (useless_type_conversion_p): Conversions to pointers to
11499 incomplete record types are useless.
11501 2009-08-03 Richard Guenther <rguenther@suse.de>
11503 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11504 file will be created.
11505 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11506 * toplev.c (compile_file): Adjust comment.
11508 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11510 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11511 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11512 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11513 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11514 (sh_promote_function_mode): Fix typo.
11516 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11518 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11520 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11522 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11523 declaration arguments.
11525 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11527 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11528 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11529 (ix86_split_ashl): Ditto.
11530 (ix86_expand_vector_init_one_nonzero): Ditto.
11531 (ix86_expand_vector_set): Ditto.
11532 (ix86_expand_reduc_v4sf): Ditto.
11534 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11536 * explow.c (promote_function_mode): Remove assert.
11537 * config/sh/sh.c (sh_promote_function_mode): Declare.
11539 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11541 * config/pa/pa.c (pa_promote_function_mode): Declare.
11542 Change to static. Fix promote_mode call.
11544 * gthr-dce.h (CONST_CAST2): Define if not defined.
11545 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11547 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11549 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11551 * expr.c (store_constructor): Use promote_decl_mode. Remove
11552 now write-only variable unsignedp.
11553 (expand_expr_real_1): Use promote_decl_mode.
11554 * expr.h (promote_function_mode, promote_decl_mode): New.
11555 (promote_mode): Remove last argument.
11556 * function.c (assign_temp): Drop last argument of promote_mode.
11557 (assign_parm_find_data_types): Use promote_function_mode.
11558 (assign_parm_setup_reg): Likewise.
11559 (expand_function_end): Use promote_function_mode.
11560 * calls.c (initialize_argument_information): Use promote_function_mode.
11561 (precompute_arguments): Use promote_mode instead of checking if
11562 only PROMOTE_FUNCTION_MODE is defined.
11563 (expand_call): When making sibcall decisions, use promote_function_mode.
11564 Below, remove an if for targetm.calls.promote_function_return and
11565 and use promote_function_mode.
11566 (emit_library_call_value_1): Use promote_function_mode, fix bug
11567 where promote_mode was passed FOR_CALL == 0 for a return value in an
11569 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11570 * explow.c (promote_function_mode, promote_decl_mode): New.
11571 (promote_mode): Keep only the FOR_CALL == 0 case.
11572 * combine.c (setup_incoming_promotion): Remove test of
11573 promote_function_args. Use promote_function_mode.
11574 * stmt.c (expand_value_return): Use promote_decl_mode.
11575 (expand_decl): Use promote_decl_mode.
11577 * expr.c (store_constructor): Use promote_decl_mode. Remove
11578 now write-only variable unsignedp.
11579 (expand_expr_real_1): Use promote_decl_mode.
11580 * expr.h (promote_function_mode, promote_decl_mode): New.
11581 (promote_mode): Remove last argument.
11582 * function.c (assign_temp): Drop last argument of promote_mode.
11583 (assign_parm_find_data_types): Use promote_function_mode.
11584 (assign_parm_setup_reg): Likewise.
11585 (expand_function_end): Use promote_function_mode.
11586 * calls.c (initialize_argument_information): Use promote_function_mode.
11587 (precompute_arguments): Use promote_mode instead of checking if
11588 only PROMOTE_FUNCTION_MODE is defined.
11589 (expand_call): When making sibcall decisions, use promote_function_mode.
11590 Below, remove an if for targetm.calls.promote_function_return and
11591 and use promote_function_mode.
11592 (emit_library_call_value_1): Use promote_function_mode, fix bug
11593 where promote_mode was passed FOR_CALL == 0 for a return value in an
11595 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11596 * explow.c (promote_function_mode, promote_decl_mode): New.
11597 (promote_mode): Keep only the FOR_CALL == 0 case.
11598 * combine.c (setup_incoming_promotion): Remove test of
11599 promote_function_args. Use promote_function_mode.
11600 * stmt.c (expand_value_return): Use promote_decl_mode.
11601 (expand_decl): Use promote_decl_mode.
11603 * explow.c (promote_function_mode): Just call the target hook.
11604 * targhooks.c (default_promote_function_mode,
11605 default_promote_function_mode_always_promote): New.
11606 * targhooks.h (default_promote_function_mode,
11607 default_promote_function_mode_always_promote): Declare.
11608 * target.h (promote_function_args, promote_function_return): Remove.
11609 (promote_function_mode): New.
11610 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11611 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11612 (TARGET_PROMOTE_FUNCTION_MODE): New.
11613 (TARGET_CALLS): Adjust.
11614 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11615 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11617 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11618 * config/s390/s390.c (s390_promote_function_mode): ... here,
11619 with pointer handling.
11620 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11621 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11623 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11624 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11625 with pointer handling.
11626 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11627 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11629 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11630 * config/sh/sh.c (sh_promote_function_mode): New.
11631 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11632 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11634 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11635 * config/cris/cris.c (cris_promote_function_mode): ... here.
11636 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11637 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11639 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11640 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11641 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11642 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11644 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11645 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11646 complex type handling.
11647 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11648 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11650 * config/pa/pa.c (pa_promote_function_mode): New.
11651 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11652 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11654 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11655 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11656 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11657 * config/xtensa/xtensa.c: Likewise.
11658 * config/stormy16/stormy16.c: Likewise.
11659 * config/iq2000/iq2000.c: Likewise.
11660 * config/rs6000/rs6000.c: Likewise.
11661 * config/picochip/picochip.c: Likewise.
11662 * config/arc/arc.c: Likewise.
11663 * config/mcore/mcore.c: Likewise.
11664 * config/score/score.c: Likewise.
11665 * config/mips/mips.c: Likewise.
11666 * config/bfin/bfin.c: Likewise.
11667 * config/ia64/ia64.c: Likewise (disabled though).
11669 * config/frv/frv.h: Remove pointless remark.
11671 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11672 TARGET_PROMOTE_FUNCTION_ARGS,
11673 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11674 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11676 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11678 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11679 -floop-parallelize-all.
11680 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11681 flag_loop_parallelize_all.
11682 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11683 * graphite.c (graphite_transform_loops): Same.
11684 * common.opt: Same.
11685 * graphite-poly.c (apply_poly_transforms): Same.
11687 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11689 PR tree-optimization/40914
11690 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11691 if set, then check the delta field of the PMF record.
11692 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11693 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11694 call is stored in the delta.
11696 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11698 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11700 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11702 * config/i386/bsd.h (ASM_BYTE): New define.
11703 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11704 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11705 .byte. Use fputs or putc instead of fprintf where appropriate.
11706 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11707 fputs or putc instead of fprintf where appropriate.
11708 * config/i386/i386elf.h: Ditto.
11709 * config/i386/sysv4.h: Ditto.
11711 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11712 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11713 (*tls_global_dynamic_64): Ditto.
11715 2009-07-31 Christian Bruel <christian.bruel@st.com>
11717 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11719 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11721 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11722 Remove dead code for MINUS.
11724 2009-07-31 Anthony Green <green@moxielogic.com>
11726 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11728 (moxie_expand_epilogue): Ditto for epilogue.
11729 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11730 incoming arguments.
11731 (moxie_function_arg): Ditto.
11732 (moxie_pass_by_reference): Ditto.
11733 (moxie_arg_partial_bytes): Ditto.
11734 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11735 (FUNCTION_ARG_ADVANCE) Ditto.
11736 (REG_PARM_STACK_SPACE) Ditto.
11737 (FUNCTION_ARG_REGNO_P) Dito.
11739 * config.gcc: Add moxie linux config support.
11740 * gcc/config/moxie/uclinux.h: New file.
11742 2009-07-31 DJ Delorie <dj@redhat.com>
11744 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11745 (UNSPECV_SP_SWITCH_E): New.
11746 (sp_switch_1): Change to an unspec.
11747 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11749 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11750 reference the new stack's address
11752 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11754 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11755 graphite-clast-to-gimple.o, graphite-dependences.o,
11756 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11757 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11758 (graphite-blocking.o,
11759 graphite-clast-to-gimple.o, graphite-dependences.o,
11760 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11761 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11762 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11763 * cfgloop.h (struct loop): Add can_be_parallel field.
11764 * common.opt (fgraphite-identity): Moved up.
11765 (fgraphite-force-parallel): New flag.
11766 * graphite.c: Rewrite.
11767 * graphite.h: Rewrite.
11768 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11770 * toplev.c (graphite_out_file): New file descriptor.
11771 (graphite_in_file): New.
11772 (process_options): flag_graphite_force_parallel cannot be used without
11774 * tree-ssa-loop.c: Include toplev.h.
11775 (gate_graphite_transforms): Enable flag_graphite for
11776 flag_graphite_force_parallel.
11778 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11780 * ChangeLog.graphite: New.
11781 * graphite-blocking.c: New.
11782 * graphite-clast-to-gimple.c: New.
11783 * graphite-clast-to-gimple.h: New.
11784 * graphite-dependences.c: New.
11785 * graphite-dependences.h: New.
11786 * graphite-interchange.c: New.
11787 * graphite-poly.c: New.
11788 * graphite-poly.h: New.
11789 * graphite-ppl.c: New.
11790 * graphite-ppl.h: New.
11791 * graphite-scop-detection.c: New.
11792 * graphite-scop-detection.h: New.
11793 * graphite-sese-to-poly.c: New.
11794 * graphite-sese-to-poly.h: New.
11798 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11800 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11801 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11803 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11805 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11806 (scev_is_linear_expression): Return false if the evolution is not
11807 affine multivariate.
11809 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11811 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11812 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11814 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11816 * tree-data-ref.c (debug_data_references): New.
11817 (debug_data_reference): New.
11818 * tree-data-ref.h (debug_data_references): Declared.
11819 (debug_data_reference): Declared.
11821 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11823 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11824 * tree-data-ref.h (scop_p): Removed.
11825 (struct data_reference): Remove field scop.
11826 (DR_SCOP): Removed.
11827 (stmt_simple_memref_p): Removed.
11829 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11831 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11832 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11835 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11837 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11839 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11841 * doc/invoke.texi (-fgraphite-identity): Documented.
11843 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11845 * tree-scalar-evolution.c: Fix comment.
11846 (instantiate_scev_1): Return unknow from scev instantiation if the
11847 result is not above instantiate_below.
11849 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11851 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11852 static anymore. Instantiate the symbols that may have been introduced
11854 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11857 2009-07-30 DJ Delorie <dj@redhat.com>
11859 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11860 .vliw directive to VLIW sections.
11862 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11864 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11866 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11867 (AUTOHEADER): New variable.
11868 ($(srcdir)/cstamp-h.in): Use it.
11870 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11871 Pat Haugen <pthaugen@us.ibm.com>
11872 Revital Eres <ERES@il.ibm.com>
11874 * config/rs6000/vector.md (VEC_F): Add VSX support.
11877 (mov<mode>): Ditto.
11878 (vector_load_<mode>): Ditto.
11879 (vector_store_<mode>): Ditto.
11880 (vector GPR move split): Ditto.
11881 (vec_reload_and_plus_<mptrsize>): Ditto.
11882 (vec_reload_and_reg_<mptrsize>): Ditto.
11883 (add<mode>3): Ditto.
11884 (sub<mode>3): Ditto.
11885 (mul<mode>3): Ditto.
11886 (neg<mode>2): Ditto.
11887 (abs<mode>2): Ditto.
11888 (smin<mode>3): Ditto.
11889 (smax<mode>3): Ditto.
11890 (vector_eq<mode>): Ditto.
11891 (vector_gt<mode>): Ditto.
11892 (vector_ge<mode>): Ditto.
11893 (vector_gtu<mode>): Ditto.
11894 (vector_select_<mode>_uns): Ditto.
11895 (vector_eq_<mode>_p): Ditto.
11896 (vector_gt_<mode>_p): Ditto.
11897 (vector_ge_<mode>_p): Ditto.
11898 (vector_gtu_<mode>_p): Ditto.
11899 (cr6_test_for_zero): Ditto.
11900 (cr6_test_for_zero_reverse): Ditto.
11901 (cr6_test_for_lt): Ditto.
11902 (cr6_test_for_lt_reverse): Ditto.
11903 (xor<mode>3): Ditto.
11904 (ior<mode>3): Ditto.
11905 (and<mode>3): Ditto.
11906 (one_cmpl<mode>2): Ditto.
11907 (nor<mode>2): Ditto.
11908 (andc<mode>2): Ditto.
11909 (float<VEC_int<mode>2): Ditto.
11910 (unsigned_float<VEC_int><mode>2): Ditto.
11911 (fix_trunc<mode><VEC_int>2): Ditto.
11912 (fixuns_trunc<mode><VEC_int>2): Ditto.
11914 (vec_set<mode>): Ditto.
11915 (vec_extract<mode>): Ditto.
11916 (vec_interleave_highv4sf): Ditto.
11917 (vec_interleave_lowv4sf): Ditto.
11918 (vec_realign_load_<mode>): Ditto.
11919 (vec_shl_<mode>): Ditto.
11920 (vec_shr_<mode>): Ditto.
11921 (div<mode>3): New patterns for VSX.
11922 (vec_interleave_highv2df): Ditto.
11923 (vec_interleave_lowv2df): Ditto.
11924 (vec_pack_trunc_v2df): Ditto.
11925 (vec_pack_sfix_trunc_v2df): Ditto.
11926 (vec_pack_ufix_trunc_v2df): Ditto.
11927 (vec_unpacks_hi_v4sf): Ditto.
11928 (vec_unpacks_lo_v4sf): Ditto.
11929 (vec_unpacks_float_hi_v4si): Ditto.
11930 (vec_unpacks_float_lo_v4si): Ditto.
11931 (vec_unpacku_float_hi_v4si): Ditto.
11932 (vec_unpacku_float_lo_v4si): Ditto.
11933 (movmisalign<mode>): Ditto.
11934 (vector_ceil<mode>2): New patterns for vectorizing math library.
11935 (vector_floor<mode>2): Ditto.
11936 (vector_btrunc<mode>2): Ditto.
11937 (vector_copysign<mode>3): Ditto.
11939 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11940 predicate for setting the high bit in each word, used for copysign.
11942 * config/rs6000/ppc-asm.h (f19): Whitespace.
11943 (f32-f63): Define if VSX.
11944 (v0-v31): Define if Altivec.
11945 (vs0-vs63): Define if VSX.
11947 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11949 * config/rs6000/power7.md: New file, provide tuning parameters for
11952 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11953 (rs6000_cpu_cpp_builtins): Ditto.
11954 (altivec_overloaded_builtins): Ditto.
11955 (altivec_resolve_overloaded_builtin): Ditto.
11957 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11958 debug switch to disable vectorizing simple math builtin
11961 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11962 Vectorize simple math builtin functions.
11963 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11964 hook to vectorize math builtins.
11965 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11966 (rs6000_builtin_conversion): Add VSX/power7 support.
11967 (rs6000_builtin_vec_perm): Ditto.
11968 (vsplits_constant): Add support for loading up a vector constant
11969 with just the high bit set in each part.
11970 (rs6000_expand_vector_init): Add VSX/power7 support.
11971 (rs6000_expand_vector_set): Ditto.
11972 (rs6000_expand_vector_extract): Ditto.
11973 (rs6000_emit_move): Ditto.
11974 (bdesc_3arg): Ditto.
11975 (bdesc_2arg): Ditto.
11976 (bdesc_1arg): Ditto.
11977 (rs6000_expand_ternop_builtin): Ditto.
11978 (altivec_expand_builtin): Ditto.
11979 (rs6000_expand_unop_builtin): Ditto.
11980 (rs6000_init_builtins): Ditto.
11981 (altivec_init_builtins): Ditto.
11982 (builtin_function_type): Ditto.
11983 (rs6000_common_init_builtins): Ditto.
11984 (rs6000_handle_altivec_attribute); Ditto.
11985 (rs6000_mangle_type): Ditto.
11986 (rs6000_vector_mode_supported_p): Ditto.
11987 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11988 are mode dependent.
11990 * config/rs6000/vsx.md: New file for VSX support.
11992 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11993 identifing values with just the most significant bit set.
11994 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11995 vectorized builtins.
11997 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11998 (UNSPEC_VRFIM): Delete.
11999 (splitter for loading up vector with most significant bit): New
12000 splitter for vectorizing copysign.
12001 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12002 vectorizing simple math functions.
12003 (altivec_vrfip): Add support for vectorizing simple math functions.
12004 (altivec_vrfim): Ditto.
12005 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12007 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12008 (power7.md, vsx.md): Include for power7 support.
12009 (copysigndf3): Use VSX instructions if -mvsx.
12010 (negdf2_fpr): Ditto.
12011 (absdf2_fpr): Ditto.
12012 (nabsdf2_fpr): Ditto.
12013 (adddf3_fpr): Ditto.
12014 (subdf3_fpr): Ditto.
12015 (muldf3_fpr): Ditto.
12016 (divdf3_fpr): Ditto.
12017 (fix_truncdfdi2_fpr): Ditto.
12018 (cmpdf_internal1): Ditto.
12019 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12020 (btruncdf2, btruncdf2_fpr): Ditto.
12021 (ceildf2, ceildf2_fpr): Ditto.
12022 (floordf2, floordf2_fpr): Ditto.
12023 (floatdidf2, floatdidf2_fpr): Ditto.
12024 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12025 (fmsubdf4_fpr): Ditto.
12026 (fnmadddf4_fpr_1): Ditto.
12027 (fnmadddf4_fpr_2): Ditto.
12028 (fnmsubdf4_fpr_1): Ditto.
12029 (fnmsubdf4_fpr_2): Ditto.
12030 (fixuns_truncdfdi2): Add expander for VSX support.
12031 (fix_truncdfdi2): Ditto.
12032 (fix_truncdfsi2): Ditto.
12033 (ftruncdf2): Ditto.
12034 (btruncsf2): Whitespace.
12035 (movdf_hardfloat32): Add support for VSX registers.
12036 (movdf_softfloat32): Ditto.
12037 (movdf_hardfloat64): Ditto.
12038 (movdf_hardfloat64_mfpgpr): Ditto.
12039 (movdf_softfloat64): Ditto.
12040 (movti splitters): Add check for vector registers supporting
12041 TImode in the future.
12042 (bpermd): Add power7 bpermd instruction.
12044 * config/rs6000/altivec.h (vec_div): Define if VSX.
12047 (vec_nmadd): Ditto.
12048 (vec_nearbyint): Ditto.
12051 (all predicates): Use the generic builtin function, and not the V4SF
12052 specific function so that the predicates will work with VSX's V2DF.
12053 (vec_all_*): Ditto.
12054 (vec_any_*): Ditto.
12056 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12057 Document new VSX functions and types.
12059 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12062 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12063 "wa", and "j" constraints. Modify "v" to talk about Altivec
12064 instead of just vector.
12066 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12069 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12070 location for phi arguments.
12071 (rewrite_update_phi_arguments): Find locations for reaching defs.
12072 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12073 Add location to add_phi_arg calls.
12074 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12075 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12076 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12077 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12078 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12079 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12080 * tree-phinodes.c (make_phi_node): Initialize location.
12081 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12082 (add_phi_arg): Add location parameter.
12083 (remove_phi_arg_num): Move location when moving phi argument.
12084 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12086 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12087 slpeel_update_phi_nodes_for_guard1,
12088 slpeel_update_phi_nodes_for_guard2,
12089 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12090 vect_loop_versioning): Set locations.
12091 * tree-parloops.c (create_phi_for_local_result,
12092 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12093 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12094 * tree-vect-loop.c (get_initial_def_for_induction,
12095 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12097 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12098 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12099 (gimple_phi_arg_set_location): New. Set locus.
12100 (gimple_phi_arg_has_location): New. Check for locus.
12101 (redirect_edge_var_map_location): New. Return locus from var_map.
12102 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12103 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12104 combining PHI arguments.
12105 (cond_store_replacement): Set location.
12106 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12107 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12108 scop_add_exit_phis_edge): Add locations.
12109 * tree-cfgcleanup.c (remove_forwarder_block,
12110 remove_forwarder_block_with_phi): Add locations.
12111 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12112 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12114 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12115 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12116 flush_pending_stmts): Add source location.
12117 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12118 stack to preserve locations.
12119 * tree-vect-stmts.c (vectorizable_load): Add location.
12120 * tree-inline.c (copy_phis_for_bb): Copy locus.
12121 (setup_one_parameter): Add call locus to inlined parameter stmts.
12122 (initialize_inlined_parameters): Pass in call location as parameter
12124 (tree_function_versioning): Pass location to setup_one_parameter.
12125 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12126 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12127 copy and edge lists.
12128 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12129 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12130 locus parameter and override the stmt default if provided.
12131 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12132 elim_graph_add_edge, elim_graph_remove_succ_edge,
12133 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12134 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12135 eliminate_phi): Add locus info in elimination graph for each edge and
12137 (insert_backedge_copies): Copy locus if present.
12138 * tree-flow.h (struct _edge_var_map): Add locus field.
12139 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12140 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12141 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12143 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12145 2009-07-30 Martin Jambor <mjambor@suse.cz>
12147 PR tree-optimization/40570
12148 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12149 use inlining loops.
12151 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12153 * ssa-loop-manip.c: Include langhooks.h.
12154 (rewrite_phi_with_iv): New.
12155 (rewrite_all_phi_nodes_with_iv): New.
12156 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12157 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12158 * tree-parloops.c (loop_parallel_p): Move out all conditions
12159 except dependency check.
12160 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12161 (gen_parallel_loop): Call canonicalize_loop_ivs without
12162 reduction_list argument.
12163 (build_new_reduction): New.
12164 (gather_scalar_reductions): New.
12165 (try_get_loop_niter): New.
12166 (try_create_reduction_list): New.
12167 (parallleize_loops): Change the parallel conditions check.
12168 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12169 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12171 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12173 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12175 * doc/options.texi (Option properties): Mention new quoting syntax.
12177 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12179 * config/alpha/alpha.c (alpha_start_function):
12180 Handle VMS_DEBUG_MAIN_POINTER
12181 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12182 * doc/invoke.texi: Document -mdebug-main switch.
12184 2009-07-29 Richard Henderson <rth@redhat.com>
12186 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12187 (cgraph_create_edge_including_clones): Likewise.
12188 * tree-inline.c (copy_bb): Operate on the correct edges
12189 when updating the callgraph.
12191 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12193 * config/alpha/vms-cc.c: Deleted.
12194 * config/alpha/vms-ld.c: Deleted.
12195 * config/alpha/t-vms64: Moved to config/vms
12196 * config/alpha/vms-crt0-64.c: Moved to config/vms
12197 * config/alpha/vms-crt0.c: Moved to config/vms
12198 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12199 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12200 * config/alpha/xm-vms.h: Moved to config/vms
12201 * config/alpha/x-vms: Moved to config/vms
12202 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12204 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12205 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12207 * config/vms/t-vms64: Moved here from config/alpha
12208 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12209 (argc,argv,envp): Enforce 32bit malloc'ing.
12210 * config/vms/vms-psxcrt0-64.c: Likewise.
12211 * config/vms/vms-crt0.c: Moved here from config/alpha.
12212 * config/vms/vms-psxcrt0.c: Likewise.
12213 * config/vms/vms-crtl-64.h: New file.
12214 * config/vms/vms-crtl.h: New file.
12215 * config/vms/vms.opt: New file.
12216 * config/vms/xm-vms64.h: New file.
12217 * config/vms/xm-vms.h: Moved here from config/alpha.
12218 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12220 * config/vms/x-vms: Moved here from config/alpha.
12221 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12222 (vms-ld.o, vms-cc.o): Removed.
12223 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12225 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12227 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12228 correct stack (obvious VMS fix).
12230 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12232 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12233 date, version info if VMS_DEBUGGING_INFO defined.
12234 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12235 size, date calculating code moved here.
12237 2009-07-29 Paul Brook <paul@codesourcery.com>
12239 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12242 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12245 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12246 to DImode when generating insq_le insn.
12248 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12250 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12251 New macro set for VMS_DEBUGGGING_INFO.
12252 (AT_string_form): Use it.
12254 2009-07-28 DJ Delorie <dj@redhat.com>
12256 * config/mep/mep.c (vtext_section): New.
12257 (vftext_section): New.
12258 (ftext_section): New.
12259 (mep_select_section): Add support for functions.
12260 (mep_unique_section): Likewise.
12261 (mep_asm_init_sections): Likewise.
12262 (mep_encode_section_info): Remove it from here.
12264 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12266 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12268 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12269 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12271 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12273 * dwarf2out.c (output_file_names): Test new macro
12274 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12275 (add_comp_dir_attribute): Likewise.
12277 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12279 * config/i386/mingw-w64.h (LINK_SPEC): Add
12280 separating space between commands.
12282 2009-07-28 Jan Hubicka <jh@suse.cz>
12284 PR tree-optimization/40759
12285 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12288 2009-07-27 DJ Delorie <dj@redhat.com>
12290 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12291 types are dword-aligned.
12292 (mep_expand_va_start): Likewise.
12294 2009-07-27 Olivier Hainque <hainque@adacore.com>
12295 Douglas B Rupp <rupp@gnat.com>
12297 * convert.c (convert_to_pointer): Don't assume the target
12298 pointer type is POINTER_SIZE long. Fetch its precision instead.
12300 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12302 * system.h (fopen): Undefine if macro.
12304 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12306 * dwarf2out.c (output_cfi_p): Removed.
12307 (output_cfis): New function.
12308 (output_fde): New function, split from output_call_frame_info.
12309 (output_call_frame_info): Use it.
12310 (dwarf2out_switch_text_section): Use output_cfis.
12312 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12314 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12315 TARGET_BI_ARCH is specified without enabling SJLJ.
12316 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12317 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12319 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12321 * arm.md (negdi2): Use DImode if forcing a value into a register.
12323 2009-07-26 Ira Rosen <irar@il.ibm.com>
12325 PR tree-optimization/40801
12326 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12327 of vector operand from the previous copy of vector statement.
12328 Pass the correct definition type value to
12329 vect_get_vec_def_for_stmt_copy().
12331 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12333 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12334 const char ** conversion.
12336 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12338 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12339 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12340 (gcc_unreachable): Invoke __builtin_unreachable() if
12341 !ENABLE_ASSERT_CHECKING.
12343 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12345 PR rtl-optimization/40445
12346 * emit-rtl.c (next_nonnote_insn_bb): New function.
12347 * rtl.h (next_nonnote_insn_bb): Declare new function.
12348 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12349 with no successors that is the successor of the ENTRY_BLOCK.
12350 Continue from the top after removing an empty fallthrough block.
12351 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12352 of next_nonnote_insn.
12354 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12356 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12358 2009-07-25 Martin Jambor <mjambor@suse.cz>
12360 * c-common.c (c_common_attribute_table): New element for noclone.
12361 (handle_noclone_attribute): New function. Forward-declare.
12362 * tree-inline.c (tree_versionable_function_p): Check for noclone
12364 * doc/extend.texi (Labels as Values): Document need for noclone.
12365 (Function Attributes): Document noclone attribute.
12367 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12369 PR rtl-optimization/34999
12370 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12371 and dw_fde_switched_cold_to_hot fields.
12372 (output_cfi_p): New function.
12373 (output_call_frame_info): If fde->dw_fde_switched_sections,
12374 output 2 FDEs instead of one with corrupted header.
12375 (dwarf2out_do_cfi_startproc): New function.
12376 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12377 and fde->dw_fde_switched_cold_to_hot.
12378 (dwarf2out_switch_text_section): Compute
12379 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12380 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12381 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12382 Otherwise, compute fde->dw_fde_switch_cfi.
12384 2009-07-24 Cary Coutant <ccoutant@google.com>
12386 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12388 2009-07-24 Cary Coutant <ccoutant@google.com>
12390 * cfghooks.c (split_block): Copy discriminator to new block.
12391 * tree-cfg.c (assign_discriminator): Check location of last
12392 instruction in block as well as first.
12394 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12396 * config/i386/linux.c: Use fputs or putc instead of fprintf
12398 * config/i386/gas.h: Ditto.
12399 * config/i386/x86-64.h: Ditto.
12400 * config/i386/att.h: Ditto.
12402 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12404 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12407 2009-07-24 Martin Jambor <mjambor@suse.cz>
12409 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12410 (ipa_push_func_to_list_1): Declare.
12411 (ipa_push_func_to_list): New function.
12413 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12414 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12415 (ipa_push_func_to_list): Removed.
12416 (ipa_pop_func_from_list): Clear node_enqueued flag.
12418 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12420 * config/s390/s390.c (override_options): Default
12421 max-unrolled-insns to 100 for z10 tuning.
12423 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12425 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12426 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12427 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12428 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12429 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12430 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12431 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12433 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12435 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12436 use default set in mingw32.h header.
12437 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12438 64-bit /mingw/include path.
12439 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12442 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12444 PR rtl-optimization/40209
12445 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12447 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12449 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12450 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12451 with the rest of string where appropriate. Use fputs or putc
12452 instead of fprintf where appropriate.
12454 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12455 Pat Haugen <pthaugen@us.ibm.com>
12456 Revital Eres <ERES@il.ibm.com>
12458 * config/rs6000/vector.md: New file. Move most of the vector
12459 expander support here from altivec.md to allow for the VSX vector
12460 unit in the future. Add support for secondary_reload patterns.
12461 Rewrite the patterns for vector comparison, and vector comparison
12462 predicate instructions so that the RTL expresses the desired
12463 behavior, instead of using unspec.
12465 * config/rs6000/constraints.md ("f" constraint): Use
12466 rs6000_constraints to hold the precalculated register class.
12467 ("d" constraint): Ditto.
12468 ("wd" constraint): New constraint for VSX.
12469 ("wf" constraint): Ditto.
12470 ("ws" constraint): Ditto.
12471 ("wa" constraint): Ditto.
12472 ("wZ" constraint): Ditto.
12473 ("j" constraint): Ditto.
12475 * config/rs6000/predicates.md (vsx_register_operand): New
12477 (vfloat_operand): New predicate for vector.md.
12478 (vint_operand): Ditto.
12479 (vlogical_operand): Ditto.
12480 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12481 (easy_vector_constant): Add VSX support.
12482 (altivec_indexed_or_indirect_operand): New predicate for
12483 recognizing Altivec style memory references with AND -16.
12485 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12486 for vector secondary reload support.
12487 (rs6000_vector_reg_class): Delete, replacing it with
12488 rs6000_constraints.
12489 (rs6000_vsx_reg_class): Ditto.
12490 (rs6000_constraints): New array to hold the register classes of
12491 each of the register constraints that can vary at runtime.
12492 (builtin_mode_to_type): New static array for builtin function type
12494 (builtin_hash_table): New static hash table for builtin function
12496 (TARGET_SECONDARY_RELOAD): Define target hook.
12497 (TARGET_IRA_COVER_CLASSES): Ditto.
12498 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12499 registers are 128 bits if VSX memory reference instructions are used.
12500 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12501 unit is being used.
12502 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12503 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12504 Print several of the scheduling related parameters.
12505 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12506 rs6000_constraints instead of rs6000_vector_reg_class. Move
12507 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12508 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12509 Altivec. Add VSX support. Setup for secondary reload support on
12510 Altivec/VSX registers.
12511 (rs6000_override_options): Make power7 set the scheduling groups
12512 like the power5. Add support for new debug switches to override
12513 the scheduling defaults. Temporarily disable -mcpu=power7 from
12514 setting -mvsx. Add support for debug switches -malways-hint,
12515 -msched-groups, and -malign-branch-targets.
12516 (rs6000_buitlin_conversion): Add support for returning unsigned
12517 vector conversion functions to fix regressions due to stricter
12519 (rs6000_builtin_mul_widen_even): Ditto.
12520 (rs6000_builtin_mul_widen_odd): Ditto.
12521 (rs6000_builtin_vec_perm): Ditto.
12522 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12523 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12524 to zero a register.
12525 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12526 generated upstream.
12527 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12528 VSX types for bit operations. Changes to accomidate vector.md.
12529 (bdesc_2arg): Ditto.
12530 (bdesc_1arg): Ditto.
12531 (struct builtin_description_predicates): Rewrite predicate
12532 handling so that RTL describes the operation, instead of passing
12533 the instruction to be used as a string argument.
12534 (bdesc_altivec_preds): Ditto.
12535 (altivec_expand_predicate_builtin): Ditto.
12536 (altivec_expand_builtin): Ditto.
12537 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12538 statement for vsldoi support.
12539 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12540 (altivec_expand_st_builtin): Ditto.
12541 (paired_expand_builtin): Whitespace changes.
12542 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12543 builtin_mode_to_type table for secondary reload. Call
12544 builtin_function_type to build random builtin functions.
12545 (altivec_init_builtins): Change to use builtin_function_type to
12546 create builtin function types dynamically as we need them.
12547 (builtin_hash_function): New support for hashing the tree types
12548 for builtin function as we need it, rather than trying to build
12549 all of the trees that we need. Add initial preliminary VSX support.
12550 (builtin_function_type): Ditto.
12551 (builtin_function_eq): Ditto.
12552 (builtin_hash_struct): Ditto.
12553 (rs6000_init_builtins): Ditto.
12554 (rs6000_common_init_builtins): Ditto.
12555 (altivec_init_builtins): Ditto.
12556 (rs6000_common_init_builtins): Ditto.
12557 (enum reload_reg_type): New enum for simplifing reg classes.
12558 (rs6000_reload_register_type): Simplify register classes into GPR,
12559 Vector, and other registers. Altivec and VSX addresses in reload.
12560 (rs6000_secondary_reload_inner): Ditto.
12561 (rs6000_ira_cover_classes): New target hook, that returns the
12562 appropriate cover classes, based on -mvsx being used or not.
12563 (rs6000_secondary_reload_class): Add VSX support.
12564 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12565 (get_vsel_insn): Ditto.
12566 (rs6000_emit_vector_compare): Rewrite vector conditional support
12567 so that where we can, we use RTL operators, instead of blindly use
12569 (rs6000_emit_vector_select): Ditto.
12570 (rs6000_emit_vector_cond_expr): Ditto.
12571 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12572 (create_TOC_reference): Add -mdebug=addr support.
12573 (emit_frame_save): VSX loads/stores need register indexed addressing.
12575 * config/rs6000/rs6000.md: Include vector.md.
12577 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12579 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12580 support for V2DI, V2DF in logical, permute, select operations.
12582 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12583 switch for vsx/power7.
12584 (-mvsx-scalar-memory): Ditto.
12585 (-mvsx-align-128): Ditto.
12586 (-mallow-movmisalign): Ditto.
12587 (-mallow-df-permute): Ditto.
12588 (-msched-groups): Ditto.
12589 (-malways-hint): Ditto.
12590 (-malign-branch-targets): Ditto.
12592 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12594 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12595 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12596 (rs6000_vector_reg_class): Delete.
12597 (rs6000_vsx_reg_class): Ditto.
12598 (enum rs6000_reg_class_enum): New enum for the constraints that
12599 vary based on target switches.
12600 (rs6000_constraints): New array to hold the register class for all
12601 of the register constraints that vary based on the switches used.
12602 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12603 (enum rs6000_builtins): Add unsigned varients for the builtin
12604 declarations returned by target hooks for expanding multiplies,
12605 select, and permute operations. Add VSX builtins.
12606 (enum rs6000_builtin_type_index): Add entries for VSX.
12607 (V2DI_type_node): Ditto.
12608 (V2DF_type_node): Ditto.
12609 (unsigned_V2DI_type_node): Ditto.
12610 (bool_long_type_node): Ditto.
12611 (intDI_type_internal_node): Ditto.
12612 (uintDI_type_internal_node): Ditto.
12613 (double_type_internal_node): Ditto.
12615 * config/rs6000/altivec.md (whole file): Move all expanders to
12616 vector.md from altivec.md. Rename insn matching functions to be
12618 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12619 (altivec_vcmp*): Ditto.
12620 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12621 (VM): New iterator for moves that includes the VSX types.
12622 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12623 (altivec_vperm_<mode>_uns): New, for unsigned types.
12624 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12625 (altivec_eq<mode>): Ditto.
12626 (altivec_gt<mode>): Ditto.
12627 (altivec_gtu<mode>): Ditto.
12628 (altivec_eqv4sf): Ditto.
12629 (altivec_gev4sf): Ditto.
12630 (altivec_gtv4sf): Ditto.
12631 (altivec_vcmpbfp_p): Ditto.
12633 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12635 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12638 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12641 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12642 ASM_SHORT instead of .word.
12643 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12644 instead of .word in asm template.
12646 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12649 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12650 (process_bb_node_lives): Use it.
12652 * ira.c (setup_cover_and_important_classes): Don't setup
12653 ira_important_class_nums. Add cover classes to the end of
12655 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12657 (find_reg_class_closure): Use reorder_important_classes.
12659 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12661 * config/i386/i386.c (i386_ira_cover_classes): New function.
12662 (TARGET_IRA_COVER_CLASSES): Redefine.
12664 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12665 importance of order of cover classes in the array.
12667 2009-07-22 Diego Novillo <dnovillo@google.com>
12669 * tree-pass.h (TDF_EH): Define.
12670 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12671 contains TDF_EH, print the EH region number holding GS.
12672 * tree-dump.c (dump_options): Add "eh".
12673 * doc/invoke.texi: Document it.
12675 2009-07-22 Doug Kwan <dougkwan@google.com>
12677 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12679 2009-07-22 Michael Matz <matz@suse.de>
12681 PR tree-optimization/35229
12682 PR tree-optimization/39300
12684 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12685 (inhibit_phi_insertion): New function.
12686 (insert_into_preds_of_block): Call it for REFERENCEs.
12687 (init_pre): Initialize and finalize scalar evolutions.
12688 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12690 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12692 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12693 Use CONST_VECTOR_NUNITS to determine number of elements.
12695 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12697 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12698 (U, W): Constraints are now deprecated and will be removed if we
12699 run out of letters.
12700 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12702 ("prefetch"): Add the stcmh instruction for prefetching.
12703 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12705 (s390_short_displacement): Return always true if compiling for
12706 machines not providing the long displacement facility.
12707 (s390_mem_constraint): Support the new constraint letter Z.
12708 (s390_check_qrst_address): New function.
12710 2009-07-21 DJ Delorie <dj@redhat.com>
12712 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12715 2009-07-21 Jason Merrill <jason@redhat.com>
12717 * c-common.c (max_tinst_depth): Increase default to 1024.
12719 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12721 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12722 (vec_unpacku_float_lo_v4si): Ditto.
12724 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12727 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12728 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12729 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12730 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12732 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12734 PR tree-optimization/40813
12735 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12738 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12740 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12741 with a NOP_EXPR if needed.
12743 2009-07-21 Paul Brook <paul@codesourcery.com>
12745 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12746 Terminate debug dump with newline.
12748 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12750 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12751 Cast "1" to unsigned HOST_WIDE_INT.
12752 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12753 deposit length to the maximum length - lsb. Extend length if
12754 HOST_BITS_PER_WIDE_INT is 32.
12756 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12758 * cgraph.h (constant_pool_htab): New function.
12759 (constant_descriptor_tree): Move from varasm.c.
12760 * varasm.c (constant_pool_htab): New function.
12761 (constant_descriptor_tree): Move to cgraph.h.
12763 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12765 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12767 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12769 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12772 2009-07-20 Xinliang David Li <davidxl@google.com>
12774 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12776 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12778 * config/mips/mips.md (move_type): Add arith.
12779 (type): Handle arith.
12780 (zero_extendsidi2): Rename this into ...
12781 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12782 (zero_extendsidi2): New expander.
12783 (*zero_extendsidi2_dext): New pattern.
12785 2009-07-20 Nick Clifton <nickc@redhat.com>
12787 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12788 to set MIPS_ABI_DEFAULT.
12789 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12791 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12793 * tree-object-size.c (addr_object_size): Handle unions with
12794 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12796 PR tree-optimization/40792
12797 * tree.c (build_function_type_skip_args): Remove bogus assert.
12799 2009-07-20 Jan Hubicka <jh@suse.cz>
12800 Martin Jambor <mjambor@suse.cz>
12802 * cgraph.h (combined_args_to_skip): New field.
12803 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12804 combined_args_to_skip and args_to_skip.
12805 * tree-inline.c (update_clone_info): New function.
12806 (tree_function_versioning): Call update_clone_info.
12807 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12809 (cgraph_materialize_all_clones): More extensive dumping, working
12810 with combined_args_to_skip rather than args_to_skip.
12812 2009-07-20 Ira Rosen <irar@il.ibm.com>
12814 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12815 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12816 (get_initial_def_for_reduction): Likewise.
12817 (vectorizable_reduction): Skip the check of first operand in case
12818 of COND_EXPR. Add check that it is outer loop vectorization if
12819 nested cycle was detected. Call vectorizable_condition() for
12820 COND_EXPR. If reduction epilogue cannot be created do not fail for
12821 nested cycles (if it is not double reduction). Assert that there
12822 is only one type in the loop in case of COND_EXPR. Call
12823 vectorizable_condition() to vectorize COND_EXPR.
12824 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12825 Add parameters. Allow nested cycles if called from
12826 vectorizable_reduction(). Use reduction vector variable if provided.
12827 (vect_analyze_stmt): Call vectorizable_reduction() before
12828 vectorizable_condition().
12829 (vect_transform_stmt): Update call to vectorizable_condition().
12831 2009-07-20 Christian Bruel <christian.bruel@st.com>
12833 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12834 * doc/invoke.texi (-mfmovd): Likewise.
12835 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12837 2009-07-20 Jan Hubicka <jh@suse.cz>
12839 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12840 when handling SSA name.
12842 2009-07-19 Jan Hubicka <jh@suse.cz>
12844 PR tree-optimization/40676
12845 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12846 virtual PHIs in empty BBs.
12848 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12850 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12851 re-expanded the compound use gen_lowpart instead to convert to the
12854 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12856 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12857 OUTER_CONST arguments.
12858 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12859 the new wider mode will be masked off.
12860 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12862 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12864 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12865 high-order bits are zero.
12867 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12869 * combine.c (simplify_shift_const_1): Split code to determine
12870 shift_mode into ...
12871 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12872 new bits shifted in are identical to the old sign bit.
12874 2009-07-18 Richard Guenther <rguenther@suse.de>
12877 * gimplify.c (gimplify_call_expr): Reject code using results from
12878 functions returning void.
12880 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12882 * doc/md.texi: Document the new PowerPC "es" constraint.
12883 Document that "m" can include automodified addresses on this target,
12884 and explain how %U must be used. Extend the "Q" and "Z" documentation
12885 to suggest "es" as well as "m".
12886 * config/rs6000/constraints.md (es): New memory constraint.
12887 (Q, Z): Update strings to match new documentation.
12889 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12891 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12892 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12893 * config/rs6000/predicates.md (volatile_mem_operand): Use
12894 offsettable_nonstrict_memref_p.
12895 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12896 (*floatunssidf2_internal): Likewise.
12897 (*fix_truncdfsi2_internal): Likewise.
12898 (*fix_trunctfsi2_internal): Likewise.
12900 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12902 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12903 atmega32u2 devices.
12904 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12906 2009-07-17 Richard Guenther <rguenther@suse.de>
12909 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12910 (pass_warn_unused_result): Likewise.
12911 (TODO_set_props): Remove.
12912 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12914 (pass_diagnose_omp_blocks): Define.
12915 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12916 (c_gimple_diagnostics_recursively): Remove.
12917 (finish_function): Do not call it.
12918 (c_write_global_declarations): Continue after errors.
12919 Finalize the CU here.
12920 * c-gimplify.c (c_genericize): Do not gimplify here.
12921 * c-common.c (c_warn_unused_result): Move ...
12922 * tree-cfg.c (do_warn_unused_result): ... here.
12923 (run_warn_unused_result): New function.
12924 (gate_warn_unused_result): New function.
12925 (pass_warn_unused_result): New pass.
12926 * c-common.h (c_warn_unused_result): Remove.
12927 * flags.h (flag_warn_unused_result): Declare.
12928 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12929 * opts.c (flag_warn_unused_result): Initialize to false.
12930 * toplev.c (compile_file): Add comment.
12931 * omp-low.c (create_omp_child_function): Do not register
12932 the function with the frontend.
12933 (diagnose_omp_structured_block_errors): Prepare to be
12934 called as optimization pass.
12935 (gate_diagnose_omp_blocks): New function.
12936 (pass_diagnose_omp_blocks): New pass.
12937 * cgraph.h (cgraph_optimize): Remove.
12938 (cgraph_analyze_function): Likewise.
12939 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12940 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12941 before their parents here.
12942 (cgraph_finalize_function): Not here.
12943 (cgraph_analyze_function): Gimplify functions here.
12944 (cgraph_finalize_compilation_unit): Continue after errors.
12945 Optimize the callgraph from here.
12946 (cgraph_optimize): Make static.
12947 * langhooks.c (write_global_declarations): Finalize the CU.
12948 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12949 (gimplify_function_tree): Assert we gimplify only once.
12950 Set PROP_gimple_any property.
12951 * tree-nested.c (gimplify_all_functions): New function.
12952 (lower_nested_functions): Gimplify all nested functions.
12953 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12954 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12955 and pass_diagnose_omp_blocks after gimplification. Do not
12956 set TODO_set_props on all_lowering_passes.
12957 (execute_one_pass): Do not handle TODO_set_props.
12958 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12959 (gimplify.o): Add tree-pass.h dependency.
12960 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12961 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12962 (unsave_r): Likewise.
12963 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12964 temporary variable.
12966 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12968 * doc/service.texi (Service): Restore previously removed link,
12969 which isn't broken after all.
12971 2009-07-17 Richard Guenther <rguenther@suse.de>
12973 PR tree-optimization/40321
12974 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12975 PHI nodes to the maximal set.
12976 (make_values_for_phi): Add PHI arguments to the maximal set.
12977 (execute_pre): Dump PHI_GEN and the maximal set.
12979 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12982 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12985 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12987 * doc/extend.texi (Nested Functions): Replace broken link with
12989 * doc/service.texi (Service): Remove broken link.
12991 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12994 * builtins.c (expand_builtin_memcmp): Use loc instead of
12995 EXPR_LOCATION (exp).
12996 (expand_builtin_strncmp): Likewise.
12998 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12999 Manuel López-Ibáñez <manu@gcc.gnu.org>
13002 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13003 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13004 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13005 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13006 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13007 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13008 tree-inline.c, c-common.c, c-common.h, gimple.c,
13009 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13010 convert.c: Add location argument to fold_{unary,binary,ternary},
13011 fold_build[123], build_call_expr, build_size_arg,
13012 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13013 fold_build1_initializer, fold_build2_initializer,
13014 fold_build3_initializer, fold_build_call_array,
13015 fold_build_call_array_initializer, fold_single_bit_test,
13016 omit_one_operand, omit_two_operands, invert_truthvalue,
13017 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13018 combine_comparisons, fold_builtin_*, fold_call_expr,
13019 build_range_check, maybe_fold_offset_to_address, round_up,
13022 2009-07-16 Jason Merrill <jason@redhat.com>
13025 * c-common.c (c_common_reswords): Add __is_standard_layout
13027 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13028 * doc/implement-cxx.texi: New.
13029 * doc/gcc.texi: Include it.
13031 2009-07-16 DJ Delorie <dj@redhat.com>
13033 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13034 compares that may be indirectly affected by previous instructions.
13036 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13038 * builtins.c (do_mpc_arg2): New.
13039 (fold_builtin_2): Fold builtin cpow.
13040 * real.h (HAVE_mpc_pow): New.
13042 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13044 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13045 comparison to skip unprofitable schedule
13047 2009-07-16 Simon Baldwin <simonb@google.com>
13049 * gcc.c (option_map): New flag -no-canonical-prefixes.
13050 * (display_help): Print help text for new flag.
13051 * (process_command): Move options translation and language specifics
13052 and handle new flag early. Use it to set a function pointer to a
13053 prefix builder. Replace make_relative_prefix calls with calls to
13054 the function pointed to. Ignore new flag in regular options handling.
13055 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13057 2009-07-15 DJ Delorie <dj@redhat.com>
13059 * config/mep/mep.md (sibcall_internal): Change register to avoid
13060 argument registers.
13061 (sibcall_value_internal): Likewise.
13063 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13065 PR rtl-optimization/40710
13066 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13068 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13070 * config/mips/mips.md (*extenddi_truncate<mode>,
13071 *extendsi_truncate<mode>): Change type attribute to move_type
13072 with shift_shift. Split out code handling exts from here ...
13073 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13075 (*extendhi_truncateqi): Change type attribute to move_type with
13076 shift_shift. Split out code handling exts from here ...
13077 (*extendhi_truncateqi_exts): ... to this new pattern.
13079 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13081 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13082 instead of "and" with inverted sign bit mask value. Use
13083 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13084 Allocate registers only for operand 4 and operand 5.
13086 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13088 PR middle-end/40747
13089 * fold-const.c (fold_cond_expr_with_comparison): When folding
13090 < and <= to MIN, make sure the MIN uses the same type as the
13091 comparison's operands.
13093 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13095 * arm.md (ior_xor): New code iterator.
13096 (split for ior/xor with shift and zero-extend): New split pattern.
13097 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13099 2009-07-15 Richard Guenther <rguenther@suse.de>
13101 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13104 2009-07-15 Richard Guenther <rguenther@suse.de>
13106 PR middle-end/40753
13107 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13109 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13111 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13112 handle 2.6.30 kernel.
13114 2009-07-15 DJ Delorie <dj@redhat.com>
13116 * config/mep/mep.md (sibcall_internal): Change register to allow
13117 for 24-bit addresses.
13118 (sibcall_value_internal): Likewise.
13120 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13122 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13123 that are enabled/disabled by the flags introduced by a previous patch.
13125 2009-07-14 DJ Delorie <dj@redhat.com>
13127 * config/mep/mep.md (sibcall_internal): Include non-toggling
13129 (sibcall_value_internal): Likewise.
13131 2009-07-14 Taras Glek <tglek@mozilla.com>
13132 Rafael Espindola <espindola@google.com>
13134 * doc/sourcebuild.texi: Document install-plugin target.
13135 * configure.ac: Added install-plugin target to language makefiles.
13136 * configure: Regenerate.
13137 * Makefile.in (install-plugin): Install more headers,
13138 depend on lang.install-plugin.
13140 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13142 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13145 2009-07-14 DJ Delorie <dj@redhat.com>
13147 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13148 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13149 * config/mep/mep.md (sibcall_internal): Change test from
13150 mep_vliw_mode_match to mep_vliw_jmp_match.
13151 (sibcall_value_internal): Likewise.
13153 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13155 * config/i386/sse.md (copysign<mode>3): New expander.
13156 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13157 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13158 Use ix86_build_const_vector.
13159 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13160 IX86_BUILTIN_CPYSGNPD.
13161 (builtin_description): Add __builtin_ia32_copysignps and
13162 __builtin_ia32_copysignpd.
13163 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13164 and BUILT_IN_COPYSIGNF.
13166 2009-07-13 Jason Merrill <jason@redhat.com>
13168 * builtins.c (can_trust_pointer_alignment): New fn.
13169 (get_pointer_alignment): Factor it out from here.
13170 * tree.h: Declare it.
13172 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13174 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13177 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13181 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13183 2009-07-14 Richard Guenther <rguenther@suse.de>
13184 Andrey Belevantsev <abel@ispras.ru>
13186 PR middle-end/40745
13187 * cfgexpand.c (partition_stack_vars): Do not bother to update
13188 alias information when not optimizing.
13190 2009-07-14 Richard Guenther <rguenther@suse.de>
13191 Andrey Belevantsev <abel@ispras.ru>
13193 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13194 (pt_solution_set): Likewise.
13195 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13196 * tree-ssa-structalias.c (pt_solution_set): New function.
13197 * final.c (rest_of_clean_state): Free SSA data structures.
13198 * print-rtl.c (print_decl_name): Remove.
13199 (print_mem_expr): Implement in terms of print_generic_expr.
13200 * alias.c (ao_ref_from_mem): New function.
13201 (rtx_refs_may_alias_p): Likewise.
13202 (true_dependence): Query alias-export info.
13203 (canon_true_dependence): Likewise.
13204 (write_dependence_p): Likewise.
13205 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13207 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13208 (mem_expr_equal_p): Use operand_equal_p.
13209 (set_mem_attributes_minus_bitpos): Do not use
13210 component_ref_for_mem_expr.
13211 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13212 (update_alias_info_with_stack_vars): Likewise.
13213 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13214 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13215 explicitly nor clear stmt operands.
13216 Free the decl-to-pointer map.
13217 * tree-optimize.c (execute_free_datastructures): Do not free
13218 SSA data structures here.
13219 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13220 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13221 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13223 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13225 2009-07-13 DJ Delorie <dj@redhat.com>
13227 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13228 unrolling at the right iteration count.
13230 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13233 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13235 * haifa-sched.c (rank_for_schedule): Introduced flags to
13236 enable/disable individual scheduling heuristics.
13237 * common.opt: Introduced flags to enable/disable individual
13238 heuristics in the scheduler.
13239 * doc/invoke.texi: Introduced flags to enable/disable individual
13240 heuristics in the scheduler.
13242 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13244 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13245 config/i386/mingw-tls.c.
13246 * config/i386/mingw-tls.c: Removed.
13248 2009-07-13 Ira Rosen <irar@il.ibm.com>
13250 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13251 checks access only relevant statements.
13252 (vectorizable_reduction): Likewise.
13254 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13256 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13257 just for 32-bit case.
13259 2009-07-12 Jan Hubicka <jh@suse.cz>
13261 PR tree-optimization/40585
13262 * except.c (expand_resx_expr): When there already is resume
13263 instruction, produce linked list.
13264 (build_post_landing_pads): Assert that resume is empty.
13265 (connect_post_landing_pads): Handle resume lists.
13266 (dump_eh_tree): Dump resume list.
13268 2009-07-12 Ira Rosen <irar@il.ibm.com>
13270 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13271 with additional argument.
13272 * tree-vectorizer.h (enum vect_def_type): Add
13273 vect_double_reduction_def.
13274 (vect_is_simple_reduction): Add argument.
13275 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13277 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13278 vect_is_simple_reduction with additional argument.
13279 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13281 (reduction_code_for_scalar_code): Handle additional codes by
13282 returning ERROR_MARK for them. Fix comment and indentation.
13283 (vect_is_simple_reduction): Fix comment, add argument to specify
13284 double reduction. Detect double reduction.
13285 (get_initial_def_for_induction): Fix indentation.
13286 (get_initial_def_for_reduction): Fix comment and indentation.
13287 Handle double reduction. Create initial definitions that do not
13288 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13289 (vect_create_epilog_for_reduction): Fix comment, add argument to
13290 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13291 epilogue result extraction. Create double reduction phi node and
13292 replace relevant uses.
13293 (vectorizable_reduction): Call vect_is_simple_reduction with
13294 additional argument. Fix indentation. Update epilogue code treatment
13295 according to the changes in reduction_code_for_scalar_code. Check
13296 for double reduction. Call vect_create_epilog_for_reduction with
13297 additional argument.
13298 * tree-vect-stmts.c (process_use): Handle double reduction, update
13300 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13301 (vect_get_vec_def_for_operand): Likewise.
13303 2009-07-12 Danny Smith <dansmister@gmail.com>
13305 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13306 dllexport if !TREE_PUBLIC.
13307 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13309 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13311 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13312 (avr_extra_arch_macro) Remove declatation.
13313 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13314 (avr_extra_arch_macro) Declare as static.
13315 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13317 2009-07-11 Jan Hubicka <jh@suse.cz>
13319 PR middle-end/48388
13320 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13322 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13325 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13326 cold_in_std_section bits.
13327 (dwarf2out_begin_prologue): Initialize them.
13328 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13329 if already covered by text_section or cold_text_section range.
13331 PR rtl-optimization/40667
13332 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13333 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13334 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13335 * config/i386/i386.c (ix86_minimum_alignment): New function.
13336 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13337 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13338 * emit-rtl.c (gen_reg_rtx): Likewise.
13339 * function.c (assign_parms): Likewise. If nominal_type needs
13340 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13341 rather than passed_type's alignment.
13344 * function.c (assign_parm_setup_stack): Adjust
13345 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13346 from nominal_mode on big endian.
13348 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13350 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13352 2009-07-10 DJ Delorie <dj@redhat.com>
13354 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13356 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13358 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13360 (thumb2_cbnz): Likewise.
13362 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13365 * config.gcc (supported_defaults): Add synci.
13366 (with_synci): Add validation.
13367 (all_defaults): Add synci.
13368 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13371 * config/mips/mips.opt (msynci): New option.
13372 * config/mips/mips.c (mips_override_options): Warn on use of
13373 -msynci for targets that do now support it.
13374 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13376 * gcc/doc/invoke.texi (-msynci): Document the new option.
13377 * doc/install.texi (--with-synci): Document the new option.
13379 2009-07-10 Richard Guenther <rguenther@suse.de>
13381 PR tree-optimization/40496
13382 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13383 the PHI result with a compatible type.
13385 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13389 * c.opt (Wunused-result): New.
13390 * doc/invoke.texi: Document it.
13391 * c-common.c (c_warn_unused_result): Use it.
13393 2009-07-09 DJ Delorie <dj@redhat.com>
13395 * targhooks.c (default_target_can_inline_p): Rename from
13396 default_target_option_can_inline_p.
13397 * targhooks.h (default_target_can_inline_p): Likewise.
13398 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13399 TARGET_OPTION_CAN_INLINE_P.
13400 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13401 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13402 (mep_target_can_inline_p): Rename from
13403 mep_target_option_can_inline_p.
13406 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13407 registers used to pass vectors.
13409 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13411 2009-07-09 Tom Tromey <tromey@redhat.com>
13413 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13414 * config/mmix/mmix.c: Include dwarf2.h.
13415 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13416 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13417 * config/sh/sh.c: Include dwarf2.h.
13418 * config/i386/i386.c: Include dwarf2.h.
13419 * Makefile.in (DWARF2_H): Remove 'elf'.
13420 * except.c: Include dwarf2.h.
13421 * unwind-dw2.c: Include dwarf2.h.
13422 * dwarf2out.c: Include dwarf2.h.
13423 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13424 * unwind-dw2-fde.c: Include dwarf2.h.
13425 * dwarf2asm.c: Include dwarf2.h.
13427 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13429 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13430 (max_issue): Use it.
13431 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13433 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13434 (region_sched_info): Update.
13435 * sched-ebb.c (ebb_sched_info): Update.
13436 * modulo-sched.c (sms_sched_info): Update.
13437 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13439 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13441 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13443 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13445 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13447 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13449 PR middle-end/40692
13450 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13451 arg1 with arg01 if arg1 is already INTEGER_CST.
13453 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13455 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13456 Transform (and (truncate)) into (truncate (and)).
13458 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13460 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13461 creating LHS paradoxical subregs. Fix surrounding returns to
13462 use NULL_RTX rather than 0.
13464 2009-07-08 DJ Delorie <dj@redhat.com>
13466 * config/mep/mep.c (mep_option_can_inline_p): New.
13467 (TARGET_OPTION_CAN_INLINE_P): Define.
13469 2009-07-08 Mark Wielaard <mjw@redhat.com>
13472 * dwarf2out.c (add_data_member_location_attribute): When we have
13473 only a constant offset don't emit a new location description using
13474 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13477 2009-07-08 Richard Henderson <rth@redhat.com>
13480 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13481 (enum reg_class): Add CLOBBERED_REGS.
13482 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13483 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13484 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13485 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13486 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13487 force 64-bit sibcalls into R11.
13488 * config/i386/constraints.md (U): New constraint.
13489 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13490 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13491 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13493 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13495 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13497 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13498 * ebitmap.h (dump_ebitmap): Ditto.
13499 * optabs.h (optab_libfunc): Ditto.
13500 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13501 * tree-flow.h (vect_can_force_dr_alignment_p,
13502 get_vectype_for_scalar_type): Ditto.
13503 (vectorize_loops): Move prototype to ...
13504 * tree-vectorizer.h: ... here. Also, adjust comment.
13505 (vect_set_verbosity_level): Remove duplicate prototype.
13506 * tree-ssa-loop.c: Include tree-vectorizer.h.
13507 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13509 2009-07-08 Nick Clifton <nickc@redhat.com>
13511 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13514 2009-07-08 DJ Delorie <dj@redhat.com>
13516 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13517 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13518 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13520 * config/mep/intrinsics.md: Regenerated.
13521 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13522 registers when asm() or calls are detected.
13524 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13527 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13529 * gimple (gimple_build_call_from_tree): Likewise.
13530 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13531 no_warning flag before warning.
13533 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13535 * tree.c (set_expr_locus): Remove.
13536 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13537 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13539 * gimplify.c (internal_get_tmp_var): Likewise.
13540 (gimplify_call_expr): Likewise.
13541 (gimplify_one_sizepos): Likewise.
13543 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13546 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13547 to variables for debugging purposes.
13549 2009-06-23 Mark Loeser <mark@halcy0n.com>
13552 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13554 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13556 * pretty-print.c (pp_base_format): Remove %J.
13557 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13558 gcc_cxxdiag_char_table): Likewise.
13559 (init_dynamic_diag_info): Likewise.
13561 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13563 * pretty-print.c (pp_base_format): Remove %H.
13564 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13565 gcc_cxxdiag_char_table): Likewise.
13566 (init_dynamic_diag_info): Likewise.
13567 * config/mep/mep.c (mep_select_section): Likewise.
13569 2009-07-07 Duncan Sands <baldrick@free.fr>
13571 * final.c (pass_clean_state): Give the pass a name.
13572 * passes.c (pass_rest_of_compilation): Likewise.
13573 * tree-optimize.c (pass_all_optimizations): Likewise.
13575 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13577 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13578 an extra 'decl' for error_at.
13580 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13582 PR middle-end/40669
13583 * tree-tailcall.c (adjust_return_value_with_ops,
13584 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13585 if it has complex or vector type.
13587 2009-07-07 Olivier Hainque <hainque@adacore.com>
13589 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13592 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13594 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13596 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13598 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13599 * c-decl.c: Likewise.
13600 * function.c: Likewise.
13601 * varasm.c: Likewise.
13602 * tree-ssa.c: Likewise.
13603 * c-common.c: Likewise.
13604 * tree-cfg.c: Likewise.
13605 * config/spu/spu.c: Likewise.
13606 * config/ia64/ia64.c: Likewise.
13607 * config/v850/v850.c: Likewise.
13609 2009-07-06 DJ Delorie <dj@redhat.com>
13611 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13612 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13613 unspecified accesses to control registers.
13614 * config/mep/intrinsics.md: Regenerate.
13615 * config/mep/intrinsics.h: Regenerate.
13616 * config/mep/mep-intrin.h: Regenerate.
13618 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13620 * c-lex.c: Replace %H by an explicit location. Update all calls.
13621 * c-common.c: Likewise.
13622 * c-decl.c: Likewise.
13623 * c-typeck.c: Likewise.
13624 * fold-const.c: Likewise.
13625 * gimplify.c: Likewise.
13626 * stmt.c: Likewise.
13627 * tree-cfg.c: Likewise.
13628 * tree-ssa-loop-niter.c: Likewise.
13629 * tree-vrp.c: Likewise.
13630 * value-prof.c: Likewise.
13632 2009-07-06 Diego Novillo <dnovillo@google.com>
13634 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13635 if it has one. Handle cases where VAR does not have an
13636 annotation or cfun is NULL.
13638 2009-07-06 Diego Novillo <dnovillo@google.com>
13640 * tree.c: Include debug.h.
13641 (initialize_tree_contains_struct): New.
13642 (init_ttree): Call it.
13643 (tree_node_structure_for_code): Factor out of ...
13644 (tree_node_structure): ... here.
13645 * treestruct.def (TS_PHI_NODE): Remove.
13646 (TS_GIMPLE_STATEMENT): Remove.
13648 2009-07-06 Diego Novillo <dnovillo@google.com>
13650 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13651 (debug_tree_chain): Handle cycles.
13653 2009-07-06 Nick Clifton <nickc@redhat.com>
13654 DJ Delorie <dj@redhat.com>
13656 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13657 __FMOVD_ENABLED__ is defined.
13659 (TARGET_FMOVD): Provide a default definition.
13660 (MASK_FMOVD): Likewise.
13661 (TARGET_CPU_CPP_BUILTINS): Define
13662 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13663 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13664 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13665 (split for DF load from memory into register): Also handle
13666 MEMs which consist of REG+DISP addressing.
13667 (split for DF store from register to memory): Likewise.
13668 (movsf_ie): Always use single fp_mode.
13669 * config/sh/sh.c (sh_override_options): Do not automatically
13670 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13671 that to the -mfmovd command line switch.
13672 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13673 (fldi_ok): Always allow.
13674 * config/sh/sh.opt (mfmovd): Remove this switch.
13675 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13677 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13678 Kaz Kojima <kkojima@gcc.gnu.org>
13680 PR rtl-optimization/30807
13681 * postreload.c (reload_combine): For every new use of REG_SUM,
13682 record the use of BASE.
13684 2009-07-06 Jan Hubicka <jh@suse.cz>
13686 * params.def: Revert my accidental commit at 2009-06-30.
13688 2009-07-04 Ian Lance Taylor <iant@google.com>
13691 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13693 (mingw_format_attribute_overrides): Likewise.
13695 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13698 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13699 don't check cfa.reg. Instead of cfa.indirect use
13700 fde && fde->drap_reg != INVALID_REGNUM test.
13702 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13704 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13706 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13709 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13711 2009-07-03 Richard Guenther <rguenther@suse.de>
13713 PR tree-optimization/40640
13714 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13717 2009-07-03 Jan Hubicka <jh@suse.cz>
13719 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13720 for size, reduce amount of inlining.
13722 2009-07-03 Richard Guenther <rguenther@suse.de>
13724 PR middle-end/34163
13725 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13726 if t +- x is known to not overflow and the conversion widens the
13728 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13730 2009-07-03 Jan Hubicka <jh@suse.cz>
13732 * ipa-pure-const.c (analyze): Update loop optimizer init.
13733 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13734 try_remove_empty_loop, remove_empty_loops): Remove.
13735 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13736 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13737 to mark regular loops as neccesary.
13738 (degenerate_phi_p): New function.
13739 (propagate_necessity, remove_dead_phis): Use it.
13740 (forward_edge_to_pdom): Likewise.
13741 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13742 virtual PHI nodes that became unreachable.
13743 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13744 * tree-flow.h (remove_empty_loops): Remove.
13745 * passes.c (init_optimization_passes): Remove.
13747 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13749 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13750 can_create_pseudo_p.
13751 (*fix_trunc<mode>_i387_1): Ditto.
13752 (*floathi<mode>2_1): Ditto.
13753 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13754 (*fistdi2_1): Ditto.
13755 (*fist<mode>2_1): Ditto.
13756 (frndintxf2_floor): Ditto.
13757 (*fist<mode>2_floor_1): Ditto.
13758 (frndintxf2_ceil): Ditto.
13759 (*fist<mode>2_ceil_1): Ditto.
13760 (frndintxf2_trunc): Ditto.
13761 (frndintxf2_mask_pm): Ditto.
13762 (fxam<mode>2_i387_with_temp): Ditto.
13763 * config/i386/sse.md (mulv16qi3): Ditto.
13764 (*sse2_mulv4si3): Ditto.
13766 (sse4_2_pcmpestr): Ditto.
13767 (sse4_2_pcmpistr): Ditto.
13769 2009-07-03 Jan Hubicka <jh@suse.cz>
13771 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13772 (mark_stmt_necessary): Set it.
13773 (mark_operand_necessary): Set it.
13774 (mark_control_dependent_edges_necessary): Set it.
13775 (mark_virtual_phi_result_for_renaming): New function.
13776 (get_live_post_dom): New function.
13777 (forward_edge_to_pdom): New function.
13778 (remove_dead_stmt): Fix handling of control dependences.
13779 (tree_dce_init): Init new bitmap.
13780 (tree_dce_done): Free it.
13782 2009-07-02 Richard Guenther <rguenther@suse.de>
13785 * tree-ssa-structalias.c (new_var_info): Initialize
13788 2009-07-02 Jan Hubicka <jh@suse.cz>
13790 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13793 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13795 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13796 instead of recomputing it. Adjust calls.
13797 (emit_store_flag): Adjust recursive calls.
13799 2009-07-02 Richard Guenther <rguenther@suse.de>
13801 * tree-ssa-live.c (remove_unused_locals): Do not remove
13803 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13804 of DECL_EXTERNAL for HEAP variables.
13805 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13806 HEAP variables. Do not adjust RESTRICT vars.
13807 (find_what_var_points_to): Nobody cares if something
13808 points to READONLY.
13810 2009-07-02 Ben Elliston <bje@au.ibm.com>
13812 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13813 pc_low and pc_high declarations to the top of the function.
13815 2009-07-01 DJ Delorie <dj@redhat.com>
13817 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13818 registers as fixed.
13819 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13820 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13821 unspecified accesses to control registers.
13822 * config/mep/intrinsics.md: Regenerate.
13823 * config/mep/intrinsics.h: Regenerate.
13824 * config/mep/mep-intrin.h: Regenerate.
13826 2009-07-01 Anthony Green <green@moxielogic.com>
13828 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13829 instruction when possible.
13830 (moxie_expand_prologue): Ditto. Also, save an instruction and
13831 some complexity by popping off of $r12 instead of $sp.
13832 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13835 2009-07-01 Richard Henderson <rth@redhat.com>
13838 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13839 contained no insns, reposition note before last insn.
13841 2009-07-01 Richard Henderson <rth@redhat.com>
13844 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13845 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13847 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13850 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13851 darwin9 for printing reg addresses with %y.
13853 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13855 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13856 truncation from operands in binary operations.
13858 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13861 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13862 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13863 subreg of op0 to the original op0.
13865 * expmed.c (store_bit_field_1): Use a temporary as the destination
13866 instead of a paradoxical subreg when we need to truncate the result.
13868 2009-07-01 DJ Delorie <dj@redhat.com>
13870 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13871 names to VLIW variants.
13872 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13873 * config/mep/intrinsics.md: Regenerate.
13874 * config/mep/intrinsics.h: Regenerate.
13875 * config/mep/mep-intrin.h: Regenerate.
13877 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13880 * jump.c (returnjump_p): Revert last patch.
13881 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13883 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13886 * pa.md (casesi32p): Use jump table label to determine the offset
13888 (casesi64p): Likewise.
13890 * pa.c (forward_branch_p): Return bool type. Use instruction
13891 addresses when available. Assert that INSN has a jump label.
13892 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13895 2009-07-01 Richard Guenther <rguenther@suse.de>
13897 PR tree-optimization/19831
13898 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13899 that only act as barriers do not make any previous stores necessary.
13900 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13901 HEAP variables global, do not add a constraint from nonlocal.
13902 (find_func_aliases): Handle escapes through return statements.
13903 (compute_points_to_sets): Make escaped HEAP variables global.
13905 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13908 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13909 after reducing a DImode cstore to SImode.
13911 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13913 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13914 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13916 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13918 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13919 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13921 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13922 and umod_optab if TARGET_BSD_DIVMOD.
13923 * config/vax/lib1funcs.asm: New file.
13924 * config/vax/t-linux: New file.
13925 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13927 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13930 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13931 to type arguments that have void type.
13934 * dwarf2out.c (gen_formal_parameter_die): Call
13935 equate_decl_number_to_die if node is different from origin.
13937 2009-06-30 Anthony Green <green@moxielogic.com>
13939 Clean up moxie port for --enable-build-with-cxx.
13940 * config/moxie/moxie.c (moxie_function_value): First two
13941 parameters are const_tree, not tree.
13942 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13943 (REG_CLASS_NAMES): Ditto.
13944 (REGNO_REG_CLASS): Ditto.
13945 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13946 (moxie_function_value): Fix constyness of arguments.
13948 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13950 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13951 finalize_size_functions before further processing.
13952 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13953 (variable_size): Call self_referential_size on size expressions
13954 that contain a PLACEHOLDER_EXPR.
13955 (size_functions): New static variable.
13956 (copy_self_referential_tree_r): New static function.
13957 (self_referential_size): Likewise.
13958 (finalize_size_functions): New global function.
13959 * tree.c: Include tree-inline.h.
13960 (push_without_duplicates): New static function.
13961 (find_placeholder_in_expr): New global function.
13962 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13964 <tcc_expression>: Likewise.
13965 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13966 the call in the expression.
13967 * tree.h (finalize_size_functions): Declare.
13968 (find_placeholder_in_expr): Likewise.
13969 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13970 (substitute_placeholder_in_expr): Update comment.
13971 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13973 (copy_tree_body_r): Likewise.
13974 (copy_tree_body): New static function.
13975 (maybe_inline_call_in_expr): New global function.
13976 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13977 (maybe_inline_call_in_expr): Declare.
13978 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13979 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13982 2009-06-30 Richard Guenther <rguenther@suse.de>
13984 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13986 (propagate_necessity): Do not mark reaching defs of stores
13989 2009-06-30 Jan Hubicka <jh@suse.cz>
13991 * cfgloopanal.c (check_irred): Move into ...
13992 (mark_irreducible_loops): ... here; return true if ireducible
13994 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13995 (analyze_function): Try to prove loop finiteness.
13996 * cfgloop.h (mark_irreducible_loops): Update prototype.
13997 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13999 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14001 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14003 2009-06-30 Ira Rosen <irar@il.ibm.com>
14005 PR tree-optimization/40542
14006 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14009 2009-06-30 Martin Jambor <mjambor@suse.cz>
14011 PR tree-optimization/40582
14012 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14013 than useless_type_conversion_p.
14014 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14017 2009-06-30 Martin Jambor <mjambor@suse.cz>
14019 PR middle-end/40554
14020 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14022 2009-06-30 Richard Guenther <rguenther@suse.de>
14024 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14025 use ao_ref references.
14026 (walk_aliased_vdefs): Likewise.
14027 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14028 * tree-ssa-dce.c (struct ref_data): Remove.
14029 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14030 (mark_aliased_reaching_defs_necessary): Adjust.
14031 (mark_all_reaching_defs_necessary_1): Likewise.
14033 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14036 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14037 (emit_store_flag_1): Extract from emit_store_flag, adjust
14038 calls to (what now is) emit_cstore.
14039 (emit_store_flag): Call emit_store_flag_1 and also use it
14040 for what used to be recursive calls.
14042 2009-06-30 Wei Guozhi <carrot@google.com>
14045 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14046 if the target bb post dominates from bb.
14047 * config/i386/i386.c (memory_address_length): Check existence of base
14048 register before using it.
14050 2009-06-30 Nick Clifton <nickc@redhat.com>
14051 DJ Delorie <dj@redhat.com>
14053 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14054 __FMOVD_ENABLED__ is defined.
14056 (TARGET_FMOVD): Provide a default definition.
14057 (MASK_FMOVD): Likewise.
14058 (TARGET_CPU_CPP_BUILTINS): Define
14059 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14060 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14061 two fmov instructions depending upon whether TARGET_FMOVD is
14063 (split for DF load from memory into register): Also handle
14064 MEMs which consist of REG+DISP addressing.
14065 (split for DF store from register to memory): Likewise.
14066 * config/sh/sh.opt (mfmovd): Remove this switch.
14067 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14068 * config/sh/sh.c (sh_override_options): Do not automatically
14069 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14070 that to the -mfmovd command line switch.
14072 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14074 (fldi_ok): Always allow.
14075 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14077 2009-06-29 DJ Delorie <dj@redhat.com>
14079 * doc/install.texi (mep-x-elf): Correct chip's full name.
14081 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14083 * doc/extend.texi: Fix typo.
14085 2009-06-29 Tom Tromey <tromey@redhat.com>
14087 * dwarf2.h: Remove.
14088 * Makefile.in (DWARF2_H): New variable.
14089 (except.o): Use it.
14090 (dwarf2out.o): Likewise.
14091 (dwarf2asm.o): Likewise.
14092 * config/i386/t-i386: Use DWARF2_H.
14093 * except.c: Include elf/dwarf2.h.
14094 * unwind-dw2.c: Include elf/dwarf2.h.
14095 * dwarf2out.c: Include elf/dwarf2.h.
14096 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14097 <dtprel>: New field.
14098 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14099 (size_of_loc_descr): Likewise.
14100 (output_loc_operands_raw): Likewise.
14101 (output_loc_operands): Handle new dtprel field.
14102 (loc_checksum): Update.
14103 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14104 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14105 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14106 * dwarf2asm.c: Include elf/dwarf2.h.
14107 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14108 * config/mmix/mmix.c: Include elf/dwarf2.h.
14109 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14110 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14111 * config/sh/sh.c: Include elf/dwarf2.h.
14112 * config/i386/i386.c: Include elf/dwarf2.h.
14114 2009-06-29 DJ Delorie <dj@redhat.com>
14116 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14118 * doc/extend.texi: Add MeP attributes and pragmas.
14119 * doc/invoke.text: Add MeP Options.
14120 * doc/contrib.texi: Add MeP contribution.
14121 * doc/md.texi: Add MeP constraints.
14122 * doc/install.texi: Add MeP target.
14124 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14126 * target.h (struct gcc_target): Add frame_pointer_required field.
14127 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14128 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14129 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14131 * reload1.c (update_eliminables): (Ditto.).
14132 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14133 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14134 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14136 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14138 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14139 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14140 (arm_frame_pointer_required): New function.
14142 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14143 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14144 (avr_frame_pointer_required_p): Declare as static.
14145 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14147 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14148 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14149 (bfin_frame_pointer_required): Make as static, change return type
14151 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14153 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14154 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14155 (cris_frame_pointer_required): New function.
14157 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14159 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14160 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14161 (fr30_frame_pointer_required): New function.
14163 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14164 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14165 (frv_frame_pointer_required): Make as static, change return type
14167 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14169 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14170 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14171 (ix86_frame_pointer_required): Make as static, change return type to
14173 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14175 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14176 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14178 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14180 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14182 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14184 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14185 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14186 (mips_frame_pointer_required): Make as static.
14187 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14189 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14190 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14191 (mmix_frame_pointer_required): Mew function.
14193 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14194 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14196 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14198 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14200 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14202 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14203 (CAN_ELIMINATE): Redefine.
14204 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14205 (sparc_frame_pointer_required): New function.
14206 (sparc_can_eliminate): New function.
14207 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14209 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14210 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14212 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14213 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14214 (xtensa_frame_pointer_required): Make as static, change return type
14216 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14219 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14221 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14222 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14223 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14224 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14225 (register_callback): Handle PLUGIN_START_UNIT.
14226 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14228 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14230 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14232 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14233 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14235 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14237 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14240 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14242 * doc/extend.texi (Additional Floating Types): __float128 is also
14243 supported on i386 targets.
14245 2009-06-29 Richard Guenther <rguenther@suse.de>
14247 PR middle-end/14187
14248 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14250 (pt_solutions_same_restrict_base): Declare.
14251 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14253 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14254 (make_constraint_from, make_copy_constraint): Move earlier.
14255 (make_constraint_from_heapvar): New function.
14256 (make_constraint_from_restrict): Likewise.
14257 (handle_lhs_call): Use it.
14258 (find_func_aliases): Use it to track conversions to restrict
14259 qualified pointers.
14260 (struct fieldoff): Add only_restrict_pointers flag.
14261 (push_fields_onto_fieldstack): Initialize it.
14262 (create_variable_info_for): Track global restrict qualified pointers.
14263 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14264 Track restrict qualified pointer arguments.
14265 (set_uids_in_ptset): Use varinfo is_global_var flag.
14266 (find_what_var_points_to): Set the vars_contains_restrict flag.
14267 Always create the points-to solution for sets including restrict tags.
14268 (pt_solutions_same_restrict_base): New function.
14269 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14270 qualified pointers use pt_solutions_same_restrict_base as
14271 additional source for disambiguation.
14273 2009-06-29 Richard Guenther <rguenther@suse.de>
14275 PR middle-end/38212
14276 * alias.c (find_base_decl): Remove.
14277 (get_deref_alias_set_1): Remove restrict handling.
14278 * c-common.c (c_apply_type_quals_to_decl): Do not set
14279 DECL_POINTER_ALIAS_SET.
14280 * gimplify.c (find_single_pointer_decl_1): Remove.
14281 (find_single_pointer_decl): Likewise.
14282 (internal_get_tmp_var): Remove restrict handling.
14283 (gimple_regimplify_operands): Likewise.
14284 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14285 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14286 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14287 * tree.c (restrict_base_for_decl): Remove.
14288 (init_ttree): Do not allocate it.
14289 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14290 LABEL_DECL_UID for label decls.
14291 (copy_node_stat): Do not copy restrict information.
14292 (decl_restrict_base_lookup): Remove.
14293 (decl_restrict_base_insert): Likewise.
14294 (print_restrict_base_statistics): Likewise.
14295 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14296 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14297 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14298 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14299 (LABEL_DECL_UID): Adjust.
14300 (DECL_BASED_ON_RESTRICT_P): Remove.
14301 (DECL_GET_RESTRICT_BASE): Likewise.
14302 (SET_DECL_RESTRICT_BASE): Likewise.
14303 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14305 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14306 instead of DECL_POINTER_ALIAS_SET.
14307 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14308 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14309 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14311 2009-06-29 Richard Guenther <rguenther@suse.de>
14313 PR tree-optimization/40579
14314 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14315 the IL to simplify has constants that overflowed.
14317 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14319 PR tree-optimization/40550
14320 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14321 vector_compute_type only when the size of vector_compute_type is
14322 less than the size of type.
14324 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14326 * fold-const.c (contains_label_1): Fix comments.
14327 (contains_label_p): Do not walk trees multiple time.
14329 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14331 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14332 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14333 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14334 ix86_fp_comparison_operator.
14335 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14336 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14337 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14338 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14339 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14340 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14341 (related splits): Change predicate to ix86_fp_comparison_operator.
14342 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14343 instead of ix86_fp_comparison_codes.
14344 (ix86_trivial_fp_comparison_operator,
14345 ix86_fp_comparison_operator): New.
14346 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14347 (ix86_expand_compare): Eliminate last two parameters.
14348 (ix86_fp_jump_nontrivial_p): Kill.
14349 * config/i386/i386.c (put_condition_code): Eliminate call to
14350 ix86_fp_comparison_codes and subsequent assertion.
14351 (ix86_fp_comparison_codes): Eliminate.
14352 (ix86_fp_swap_condition): New.
14353 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14354 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14355 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14356 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14357 and ix86_fp_swap_condition.
14358 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14359 Use ix86_fp_comparison_strategy.
14360 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14361 (ix86_fp_jump_nontrivial_p): Eliminate.
14362 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14363 call to ix86_expand_compare.
14364 (ix86_split_fp_branch, ix86_expand_setcc,
14365 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14366 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14368 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14370 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14371 related to jump_clobbers.
14372 * config/arm/arm.md (conds): Remove jump_clob case.
14373 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14374 splits): Change comparison_operator to arm_comparison_operator.
14375 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14378 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14380 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14381 condition for floating point modes.
14382 * expmed.c (emit_store_flag_1): Move here a bigger part
14383 of emit_store_flag.
14384 (emit_store_flag): Try swapping the condition for floating point
14386 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14388 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14390 * expr.c (expand_expr_real_1): Just use do_store_flag.
14391 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14392 emit_store_flag_force.
14393 * expmed.c (emit_store_flag_force): Copy here trick
14394 previously in expand_expr_real_1. Try reversing the comparison.
14395 (emit_store_flag_1): Work if target is NULL.
14396 (emit_store_flag): Work if target is NULL, using the result mode
14397 from the comparison. Use split_comparison, restructure final part
14398 to simplify conditionals.
14400 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14402 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14403 * dojump.c (do_jump): Change handling of floating-point
14404 ops to use just do_compare_and_jump.
14405 (split_comparison): New.
14406 (do_compare_rtx_and_jump): Add here logic coming previously
14407 in do_jump, using split_comparison.
14409 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14412 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14414 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14416 * tree-ssa-alias.c: Fix unintentional commit.
14418 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14420 * passes.c (execute_one_pass): Fix unintentional commit.
14422 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14424 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14425 (df_rd_local_compute, df_md_local_compute): Inline them.
14427 (df_md_scratch): New.
14428 (df_md_alloc, df_md_free): Allocate/free it.
14429 (df_md_local_compute): Only include live registers in init.
14430 (df_md_transfer_function): Prune the in-set computed by
14431 the confluence function, and the gen-set too.
14433 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14435 PR rtl-optimization/26854
14436 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14437 * df-problems.c (df_rd_add_problem): Fix comment.
14438 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14439 df_md_simulate_artificial_defs_at_top,
14440 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14441 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14442 df_md_transfer_function, df_md_init, df_md_confluence_0,
14443 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14444 problem_MD, df_md_add_problem): New.
14445 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14446 df_md_get_bb_info): New.
14447 (DF_LAST_PROBLEM_PLUS1): Adjust.
14449 * Makefile.in (fwprop.o): Include domwalk.h.
14450 * fwprop.c: Include domwalk.h.
14451 (reg_defs, reg_defs_stack): New.
14452 (bitmap_only_bit_between): Remove.
14453 (process_defs): New.
14454 (process_uses): Use reg_defs and local_md instead of
14455 bitmap_only_bit_between and local_rd.
14456 (single_def_use_enter_block): New, from build_single_def_use_links.
14457 (single_def_use_leave_block): New.
14458 (build_single_def_use_links): Remove code moved to
14459 single_def_use_enter_block, invoke domwalk.
14460 (use_killed_between): Adjust comment.
14462 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14464 * bitmap.h (bitmap_ior_and_into): New.
14465 * bitmap.c (bitmap_ior_and_into): New.
14467 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14469 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14470 before_dom_children_before_stmts and after_dom_children_after_stmts.
14471 Rename the two remaining callbacks to just before_dom_children and
14472 after_dom_children. Remove other GIMPLE statement walking bits.
14473 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14474 * graphite.c: Do not include domwalk.h.
14475 * tree-into-ssa.c (interesting_blocks): New global.
14476 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14477 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14478 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14479 now that they're not domwalk callbacks.
14480 (rewrite_initialize_block): Rename to...
14481 (rewrite_enter_block): ... this, place after called functions. Test
14482 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14483 (rewrite_finalize_block): Rename to...
14484 (rewrite_leave_block): ... this, place after called functions.
14485 (rewrite_update_init_block): Rename to...
14486 (rewrite_update_enter_block): ... this, place after called functions.
14487 Test interesting_blocks, call rewrite_update_stmt and
14488 rewrite_update_phi_arguments.
14489 (rewrite_update_fini_block): Rename to...
14490 (rewrite_leave_block): ... this, place after called functions.
14491 (rewrite_blocks): Remove last argument, simplify initialization of
14493 (mark_def_sites_initialize_block): Rename to...
14494 (mark_def_sites_block): ... this, call mark_def_sites.
14495 (mark_def_sites_blocks): Remove argument, simplify initialization of
14497 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14498 (update_ssa): Likewise.
14499 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14501 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14502 (dom_opt_initialize_block): Rename to...
14503 (dom_opt_enter_block): ... this, place after called functions. Walk
14504 statements here, inline propagate_to_outgoing_edges.
14505 (dom_opt_finalize_block): Rename to...
14506 (dom_opt_leave_block): ... this, place after called functions.
14507 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14509 (dse_enter_block, dse_record_phi): New.
14510 (dse_record_phis): Delete.
14511 (dse_finalize_block): Rename to...
14512 (dse_leave_block): ... this.
14513 (tree_ssa_dse): Simplify initialization of walk_data.
14514 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14515 Adjust initialization of walk_data.
14516 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14517 * tree-ssa-loop-phiopt.c (get_non_trapping):
14518 Adjust initialization of walk_data.
14519 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14520 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14521 it's not a domwalk callback.
14522 (uncprop_initialize_block): Rename to...
14523 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14524 (dse_finalize_block): Rename to...
14525 (dse_leave_block): ... this.
14526 (tree_ssa_uncprop): Simplify initialization of walk_data.
14527 * Makefile.in: Adjust dependencies.
14529 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14531 * arm.md (casesi): Fix test for Thumb1.
14532 (thumb1_casesi_internal_pic): Likewise.
14533 (thumb1_casesi_dispatch): Likewise.
14535 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14537 * config/arm/arm-cores.def: Added core cortex-m0.
14538 * config/arm/arm-tune.md: Regenerated.
14539 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14541 2009-06-26 DJ Delorie <dj@redhat.com>
14543 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14545 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14546 the scheduler doesn't tag jump insns.
14548 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14550 * c-decl.c (merge_decls): Re-indent.
14552 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14555 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14556 Special-case decimal float constants.
14558 2009-06-26 Richard Henderson <rth@redhat.com>
14560 * function.h (struct function): Add cannot_be_copied_reason,
14561 and cannot_be_copied_set.
14562 * tree-inline.c (has_label_address_in_static_1): Rename from
14563 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14564 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14565 don't set inline_forbidden_reason.
14566 (copy_forbidden): New function, split out of inline_forbidden_p.
14567 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14568 (inline_forbidden_p): Use copy_forbidden.
14569 (tree_versionable_function_p): Likewise.
14570 (inlinable_function_p): Merge into tree_inlinable_function_p.
14571 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14572 * ipa-cp.c (ipcp_versionable_function_p): New function.
14573 (ipcp_cloning_candidate_p): Use it.
14574 (ipcp_node_modifiable_p): Likewise.
14576 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14578 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14579 that is marked not to be inlined. Remove flag_mudflap use.
14580 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14581 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14583 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14586 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14587 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14589 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14591 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14593 (__mingwthr_remove_key_dtor): Likewise.
14595 2009-06-26 Richard Guenther <rguenther@suse.de>
14597 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14599 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14601 PR middle-end/40525
14602 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14603 try the non-cond_exec path also.
14605 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14608 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14609 (output_cbranch): Use new functions.
14610 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14613 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14614 Pat Haugen <pthaugen@us.ibm.com>
14615 Revital Eres <ERES@il.ibm.com>
14617 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14618 for %c error. Add %x support to print VSX registers as a unified
14619 register set, instead of separate float and altivec registers.
14620 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14621 %y case, and add support for VSX pre-modify addresses.
14622 (output_toc): Add assert for CONST containing an integer constant
14624 (rs6000_adjust_cost): Add POWER7 support.
14625 (insn_must_be_first_in_group): Ditto.
14626 (insn_must_be_last_in_group): Ditto.
14627 (rs6000_emit_popcount): Ditto.
14628 (rs6000_vector_mode_supported_p): Ditto.
14630 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14631 Change some of the functions called by macros to being called
14632 through a pointer, so debug functions can be inserted if
14633 -mdebug=addr or -mdebug=cost.
14634 (rs6000_preferred_reload_class_ptr): Ditto.
14635 (rs6000_secondary_reload_class_ptr): Ditto.
14636 (rs6000_secondary_memory_needed_ptr): Ditto.
14637 (rs6000_cannot_change_mode_class_ptr): Ditto.
14638 (rs6000_secondary_reload_inner): Ditto.
14639 (rs6000_legitimize_reload_address): Ditto.
14640 (rs6000_legitimize_reload_address_ptr): Ditto.
14641 (rs6000_mode_dependent_address): Ditto.
14642 (rs6000_mode_dependent_address_ptr): Ditto.
14644 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14645 function to return true if the mode allows reg + integer
14647 (virtual_stack_registers_memory_p): New function to return true if
14648 the address refers to a virtual stack register.
14649 (rs6000_legitimate_offset_address_p): Move code to say whether a
14650 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14652 (rs6000_legitimate_address_p): Add checks for modes that only can
14653 do reg+reg addressing. Start adding VSX support.
14654 (rs6000_legitimize_reload_address): Ditto.
14655 (rs6000_legitimize_address): Ditto.
14656 (rs6000_debug_legitimate_address_p): New debug functions for
14657 -mdebug=addr and -mdebug=cost.
14658 (rs6000_debug_rtx_costs): Ditto.
14659 (rs6000_debug_address_costs): Ditto.
14660 (rs6000_debug_adjust_cost): Ditto.
14661 (rs6000_debug_legitimize_address): Ditto.
14662 (rs6000_legitimize_reload_address_ptr): Point to call normal
14663 function or debug function. Make functions called via pointer
14665 (rs6000_mode_dependent_address_ptr): Ditto.
14666 (rs6000_secondary_reload_class_ptr): Ditto.
14667 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14668 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14669 into a friendlier error.
14670 (rs6000_init_builtins): Add initial VSX support.
14671 (rs6000_adjust_cost): Fix some spacing issues.
14673 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14674 (REG_CLASS_NAMES): Ditto.
14675 (REG_CLASS_CONTENTS): Ditto.
14676 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14677 pointer, to add -mdebug=addr support.
14678 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14679 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14680 -mdebug=addr support.
14681 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14682 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14683 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14685 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14687 (bswapsi*): Set attribute types for load/store. Add combiner
14688 patterns to eliminate zero extend on 64-bit.
14689 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14690 stdbrx if the hardware supports those instructions.
14692 2009-06-25 Ian Lance Taylor <iant@google.com>
14694 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14695 (Link Options): Document -static-libstdc++.
14697 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14700 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14701 DATA_ALIGNMENT instead.
14703 2009-06-25 Richard Guenther <rguenther@suse.de>
14705 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14706 indirect references against the callused/escaped solutions.
14707 (call_may_clobber_ref_p_1): Likewise.
14709 2009-06-25 Martin Jambor <mjambor@suse.cz>
14711 PR tree-optimization/40493
14712 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14713 (enum unscalarized_data_handling): New type.
14714 (handle_unscalarized_data_in_subtree): Return what has been done.
14715 (load_assign_lhs_subreplacements): Handle left flushes differently.
14716 (sra_modify_assign): Use unscalarized_data_handling, simplified
14717 condition determining whether to remove the statement.
14719 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14721 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14722 excerpt - @ should be doubled for texinfo.
14724 2009-06-24 Ian Lance Taylor <iant@google.com>
14726 * config/arc/arc.c: Include "df.h".
14727 (arc_attribute_table): Make static. Move higher in file.
14728 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14729 (output_shift): Initialize n later to avoid warning.
14730 * config/arm/arm.c (arm_attribute_table): Make static. Move
14732 * config/avr/avr.c (avr_attribute_table): Make static. Move
14734 (reg_class_tab): Change array type from int to enum reg_class.
14735 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14737 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14738 (lshrhi3_out): Likewise.
14739 (class_likely_spilled_p): Change return type to bool.
14740 (avr_rtx_costs): Use local code variable with enum type.
14741 * config/avr/avr.md (movmemhi): Use add_reg_note.
14742 (andhi3, andsi3): Don't use AS2 with "and".
14743 (iorhi3, iorsi3): Don't use AS2 with "or".
14744 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14745 * config/crx/crx.c: Include "df.h".
14746 (crx_attribute_table): Make static.
14747 * config/m32r/m32r.c: Include "df.h".
14748 (m32r_attribute_table): Make static. Move higher in file.
14749 (pop): Use add_reg_note.
14750 (block_move_call): Change 0 to LCT_NORMAL in function call.
14751 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14752 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14753 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14754 declare, not just when TREE_CODE is defined.
14755 * config/m68hc11/m68hc11.c: Include "expr.h".
14756 (m68hc11_attribute_table): Make static. Move higher in file.
14757 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14759 (m68hc11_register_indirect_p): Likewise.
14760 (m68hc11_function_arg_padding): Change return type to enum
14762 (emit_move_after_reload): Use add_reg_note.
14763 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14764 (m68hc11_split_logical): Likewise.
14765 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14767 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14768 to VOIDmode in function call.
14769 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14771 (m68hc11_split_logical): Update declaration.
14772 (m68hc11_function_arg_padding): Update declaration.
14773 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14774 to array of enum reg_class.
14775 (mcore_attribute_table): Make static. Move higher in file.
14776 (mcore_rtx_costs): Add cast to enum type.
14777 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14778 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14779 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14781 * config/sh/predicates.md (trapping_target_operand): Rename and to
14783 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14785 * config/spu/spu.c (spu_attribute_table): Make static. Move
14787 * config/v850/v850.c (v850_attribute_table): Make static. Move
14789 (v850_rtx_costs): Use local code with enum type.
14790 (expand_epilogue): Add cast.
14791 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14793 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14796 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14797 -m2a-single-only and -m2a-nofpu.
14798 * config/sh/sh.opt: Document m2a generates FPU code.
14800 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14802 * defaults.h (CAN_ELIMINATE): Provide default.
14803 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14804 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14805 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14806 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14807 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14808 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14809 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14810 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14811 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14812 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14814 2009-06-24 DJ Delorie <dj@redhat.com>
14816 * mep-ext-cop.cpu: Fix copyright notice.
14817 * mep-default: Fix copyright notice.
14818 * mep-core: Fix copyright notice.
14819 * mep: Fix copyright notice.
14820 * mep-ivc2: Fix copyright notice.
14821 * mep-c5: Fix copyright notice.
14823 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14825 * doc/contrib.texi (Contributors):
14827 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14829 PR middle-end/40501
14830 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14831 src and dst operands if necessary.
14833 2009-06-23 DJ Delorie <dj@redhat.com>
14836 * config.gcc: Add mep support.
14837 * recog.c: Resurrect validate_replace_rtx_subexp().
14838 * recog.h: Likewise.
14839 * config/mep/: Add new port:
14840 * config/mep/constraints.md: New file.
14841 * config/mep/default.h: New file.
14842 * config/mep/intrinsics.h: New file.
14843 * config/mep/intrinsics.md: New file.
14844 * config/mep/ivc2-template.h: New file.
14845 * config/mep/mep-c5.cpu: New file.
14846 * config/mep/mep-core.cpu: New file.
14847 * config/mep/mep-default.cpu: New file.
14848 * config/mep/mep-ext-cop.cpu: New file.
14849 * config/mep/mep-intrin.h: New file.
14850 * config/mep/mep-ivc2.cpu: New file.
14851 * config/mep/mep-lib1.asm: New file.
14852 * config/mep/mep-lib2.c: New file.
14853 * config/mep/mep-pragma.c: New file.
14854 * config/mep/mep-protos.h: New file.
14855 * config/mep/mep-tramp.c: New file.
14856 * config/mep/mep.c: New file.
14857 * config/mep/mep.cpu: New file.
14858 * config/mep/mep.h: New file.
14859 * config/mep/mep.md: New file.
14860 * config/mep/mep.opt: New file.
14861 * config/mep/predicates.md: New file.
14862 * config/mep/t-mep: New file.
14864 2009-06-23 Ian Lance Taylor <iant@google.com>
14866 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14867 from loose_warn into c_loose_warn and from strict_warn into
14868 c_strict_warn. Set and substitute warn_cxxflags. Check for
14869 --enable-build-with-cxx. Set and substitute
14870 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14871 * Makefile.in (CXXFLAGS): New variable.
14872 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14873 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14874 the default is the same as $(STRICT_WARN).
14875 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14876 (CXX): New variable.
14877 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14878 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14879 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14880 (HOST_LIBS): New variable.
14881 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14882 (ALL_CXXFLAGS): New variable.
14883 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14884 * doc/install.texi (Configuration): Document
14885 --enable-build-with-cxx, --with-stage1-ldflags,
14886 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14887 * configure: Rebuild.
14889 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14891 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14892 from previous commit.
14894 2009-06-23 Ian Lance Taylor <iant@google.com>
14896 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14898 2009-06-23 Ian Lance Taylor <iant@google.com>
14900 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14901 with ATTRIBUTE_UNUSED.
14903 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14904 Pat Haugen <pthaugen@us.ibm.com>
14905 Revital Eres <eres@il.ibm.com>
14907 * config.in (HAVE_AS_POPCNTD): Add default definition.
14908 (HAVE_AS_LWSYNC): Ditto.
14910 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14912 (gcc_cv_as_powerpc_cmpb): Ditto.
14913 (gcc_cv_as_powerpc_dfp): Ditto.
14914 (gcc_cv_as_powerpc_vsx): Ditto.
14915 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14916 supporting the popcntd/lwsync instructions.
14917 (gcc_cv_as_powerpc_lwsync): Ditto.
14918 * configure: Regenerate.
14920 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14921 -mcpu=native and -mcpu=power7.
14922 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14924 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14925 a variable instead of a mask to reduce the number of mask bits.
14926 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14927 (-mbit-word): Ditto.
14928 (-mregnames): Ditto.
14929 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14930 (-mfused-madd): Ditto.
14932 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14934 (-mvsx): New switch for VSX instructions.
14935 (-misel): Move from a variable to a mask to allow it to be set by
14938 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14939 function declaration to an array declaration.
14940 (rs6000_hard_regno_nregs): New external array declaration.
14942 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14943 files included by rs6000.md.
14945 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14946 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14948 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14950 (rs6000_debug_reg): New -mdebug= variables.
14951 (rs6000_debug_addr): Ditto.
14952 (rs6000_debug_cost): Ditto.
14953 (rs6000_pmode): New variable to hold Pmode.
14954 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14955 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14956 calculated at compiler start.
14957 (rs6000_hard_regno_nregs): Change function to an array which holds
14958 HARD_REGNO_NREGS calculated at compiler start.
14959 (rs6000_explicit_options): Delete isel field.
14960 (rs6000_vector_unit): New array to hold which vector unit
14961 supports arithmetic options for a given type.
14962 (rs6000_vector_mem): New array to hold which vector unit supports
14963 memory reference operations for a given type.
14964 (rs6000_vector_align): New array to given the alignment of each
14966 (power7_cost): New basic costs for power7.
14967 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14968 (rs6000_hard_regno_nregs_internal): New function, moved from
14969 HARD_REGNO_NREGS, to calculate the number of registers each hard
14970 register takes for each type.
14971 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14972 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14973 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14974 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14975 unit information here so it is calculated once at compiler startup
14977 (rs6000_override_options): Make -misel a target mask. Add more
14978 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14979 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14981 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14982 (rs6000_handle_option): Move -misel from variable to target mask.
14983 (rs6000_builtin_mask_for_load): Add VSX support.
14984 (rs6000_conditional_register_usage): Ditto.
14985 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14986 (function_arg_boundary): Ditto.
14987 (rs6000_expand_builtin): Ditto.
14988 (def_builtin): Make abort message a little friendlier.
14989 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14991 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14992 assembler support the popcntd instruction instead of a vsx
14993 instruction to enable power7 support.
14994 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14995 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14996 option to the assembler if -mcpu=native.
14997 (ASM_CPU_NATIVE_SPEC): Ditto.
14998 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15000 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15001 the lwsync instruction.
15002 (enum processor_type): Add PROCESSOR_POWER7.
15003 (rs6000_debug_reg): New -mdebug= options.
15004 (rs6000_debug_addr): Ditto.
15005 (rs6000_debug_cost): Ditto.
15006 (rs6000_isel): Delete.
15007 (enum rs6000_vector): New enum to say what vector unit we have.
15008 (VECTOR_UNIT_*): New macros to say which vector unit has
15009 arithmetic operations for a given type.
15010 (VECTOR_MEM_*): New macros to say which vector unit has memory
15011 operations for a given type.
15012 (TARGET_LDBRX): Whether the machine supports the ldbrx
15014 (TARGET_ISEL): Delete, -misel moved to be a mask.
15015 (TARGET_ISEL64): New macro for 64-bit isel support.
15016 (UNITS_PER_VSX_WORD): New macro.
15017 (POINTER_SIZE): Move to be an external variable, rather than
15018 calculating whether we are generating 32 ot 64-bit code.
15020 (STACK_BOUNDARY): Add VSX support.
15021 (LOCAL_ALIGNMENT): Ditto.
15022 (SLOW_UNALIGNED_ACCESS): Ditto.
15023 (VSX_REGNO_P): New macro for VSX support.
15024 (VFLOAT_REGNO_P): Ditto.
15025 (VINT_REGNO_P): Ditto.
15026 (VLOGICAL_REGNO_P): Ditto.
15027 (VSX_VECTOR_MODE): Ditto.
15028 (VSX_SCALAR_MODE): Ditto.
15030 (VSX_MOVE_MODE): Ditto.
15031 (VSX_REG_CLASS_P): Ditto.
15032 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15034 (UNITS_PER_SIMD_WORD): Add VSX support.
15035 (MODES_TIEABLE_P): Ditto.
15036 (STARTING_FRAME_OFFSET): Ditto.
15037 (STACK_DYNAMIC_OFFSET): Ditto.
15038 (EPILOGUE_USES): Ditto.
15039 (REGNO_REG_CLASS): Move to array lookup.
15040 (CLASS_MAX_NREGS): Ditto.
15041 (rs6000_vector_reg_class): Add declaration.
15042 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15043 overlap with the floating point and Altivec registers.
15045 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15047 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15048 give the appropriate asm switches if -mcpu=native.
15049 (host_detect_local_cpu): Add support for "asm".
15050 (host_detect_local_cpu): Follow GNU code guidelines for name.
15052 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15053 -mbit-word to a variable instead of being a target mask.
15055 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15056 emit the lwsync instruction instead of emitting the instruction as
15057 an integer constant.
15059 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15060 fixuns_trundfsi2, move expander into rs6000.md.
15062 * config/rs6000/rs6000.md (cpu): Add power7.
15063 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15064 (logical predicate patterns): Change the single instruction
15065 primitives that set CR0 to be fast_compare instead of compare.
15067 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15068 (popcntddi2): Ditto.
15069 (popcount<mode>): Ditto.
15070 (floating multiply/add insns): Name the floating point
15071 multiply/add insns.
15072 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15073 (isel_unsigned_<mode>): Ditto.
15074 (fixuns_trundfsi2): Move expander here from spe.md.
15075 (smindi3): Define if we have -misel on 64-bit systems.
15080 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15082 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15084 * config/avr/avr.c (avr_current_device): New variable.
15085 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15086 (avr_arch, mcu_type_s): Move to avr.h.
15087 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15088 default_data_section_start fields.
15089 (avr_arch): Moved from avr.c.
15090 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15091 library_name fields.
15092 (avr_current_device, avr_mcu_types, avr_arch_types,
15093 avr_device_to_arch, avr_device_to_data_start,
15094 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15095 (EXTRA_SPEC_FUNCTIONS): Define.
15096 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15097 options mapping. Use device_to_arch and device_to_data_start insted.
15098 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15099 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15100 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15101 * config/avr/driver-avr.c: New file.
15102 * config/avr/avr-devices.c: New file.
15104 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15106 * var-tracking.c (unshare_variable): Force initialized to
15107 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15108 (set_variable_part): Likewise.
15109 (struct variable_union_info): Remove pos_src field.
15110 (vui_vec, vui_allocated): New variables.
15111 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15112 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15113 == 1 use a simpler sorting algorithm. Compute pos field right
15114 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15115 Avoid quadratic comparison if !flag_var_tracking_uninit.
15116 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15117 unshare_variable unconditionally.
15118 (dataflow_set_different_2): Removed.
15119 (dataflow_set_different): Don't traverse second hash table.
15120 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15121 unconditionally to var_reg_set or var_mem_set.
15122 (emit_notes_in_bb): Likewise.
15123 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15125 (emit_note_insn_var_location): Don't set initialized to
15126 VAR_INIT_STATUS_INITIALIZED early.
15127 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15129 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15131 * tree-object-size.c (addr_object_size): Instead of checking
15132 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15133 are no FIELD_DECLs following it.
15135 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15137 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15138 order to match bswaps with signed source operands.
15140 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15142 * sdbout.c (sdbout_one_type): Fix braces in switch.
15144 2009-06-23 Richard Guenther <rguenther@suse.de>
15146 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15148 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15149 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15150 var_callused, callused_tree, var_storedanything, storedanything_tree,
15151 var_integer, integer_tree): Remove global variables.
15152 (new_var_info): Do not pass new id, append the new var to the
15153 global variable vector.
15154 (do_ds_constraint): Use is_global_var member of the variable-info.
15155 (new_scalar_tmp_constraint_exp): Adjust.
15156 (create_function_info_for): Likewise.
15157 (create_variable_info_for): Likewise.
15158 (find_what_var_points_to): Remove dead code.
15159 (init_base_vars): Simplify.
15160 (compute_points_to_sets): Adjust.
15162 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15164 * combine.c (try_combine): Dump information about the insns we're
15167 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15169 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15170 check when calling force_to_mode on TRUNCATE's operand.
15172 2009-06-22 Ian Lance Taylor <iant@google.com>
15174 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15176 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15178 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15180 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15182 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15183 override library linkage flags such as -static-libgcc or
15186 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15188 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15190 2009-06-22 Ian Lance Taylor <iant@google.com>
15192 * config/linux.opt: Put mglibc ahead of muclibc.
15194 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15195 for duplicate decls.
15197 2009-06-22 Matthias Klose <doko@ubuntu.com>
15199 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15201 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15204 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15205 instead of NULL if a parser error occurs.
15207 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15209 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15210 non-DWARF2_DEBUGGING_INFO version.
15212 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15214 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15215 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15217 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15218 (LIBGCC2_TF_CEXT): Define.
15221 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15224 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15226 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15228 * config/arm/arm.c (arm_override_options): Disable
15229 -mcaller-super-interworking and -mcallee-super-interworking.
15230 * doc/invoke.texi (ARM Options): Document this.
15232 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15234 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15235 * config/arm/constraints.md (j): New constraint for movw operands.
15236 (N): Remove thumb2 meaning.
15237 * config/arm/arm.md (*arm_movw): Delete.
15238 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15239 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15240 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15242 2009-06-22 Martin Jambor <mjambor@suse.cz>
15244 PR tree-optimization/40492
15245 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15246 build_ref_for_offset.
15248 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15250 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15251 JUMP_TABLE_DATA_P predicates where applicable.
15252 * auto-inc-dec.c: Ditto.
15253 * builtins.c: Ditto.
15254 * caller-save.c: Ditto.
15256 * cfgcleanup.c: Ditto.
15257 * cfglayout.c: Ditto.
15259 * combine.c: Ditto.
15260 * combine-stack-adj.c: Ditto.
15264 * df-scan.c: Ditto.
15266 * dwarf2asm.c: Ditto.
15267 * dwarf2out.c: Ditto.
15268 * emit-rtl.c: Ditto.
15274 * function.c: Ditto.
15277 * genpreds.c: Ditto.
15278 * genrecog.c: Ditto.
15280 * ira-costs.c: Ditto.
15281 * ira-lives.c: Ditto.
15283 * loop-iv.c: Ditto.
15284 * lower-subreg.c: Ditto.
15285 * modulo-sched.c: Ditto.
15287 * postreload.c: Ditto.
15288 * print-rtl.c: Ditto.
15290 * reginfo.c: Ditto.
15291 * regmove.c: Ditto.
15292 * reload1.c: Ditto.
15295 * rtlanal.c: Ditto.
15297 * sched-vis.c: Ditto.
15299 * sel-sched-ir.c: Ditto.
15300 * simplify-rtx.c: Ditto.
15301 * targhooks.c: Ditto.
15302 * var-tracking.c: Ditto.
15303 * vmsdbgout.c: Ditto.
15305 2009-06-22 Matthias Klose <doko@ubuntu.com>
15307 * Makefile.in (install-plugin): Always use DESTDIR.
15309 2009-06-22 Olivier Hainque <hainque@adacore.com>
15311 * config/pa/pa.c (output_call): Don't optimize post call jumps
15312 into return address adjustments if the call may throw.
15314 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15316 * arm.c (thumb1_output_casesi): New function.
15317 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15318 optimizing for size or PIC.
15319 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15320 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15321 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15322 (thumb1_casesi_internal_pic): New expand rule.
15323 (thumb1_casesi_dispatch): New pattern.
15324 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15326 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15327 in the text seciton when PIC or optimizing for size.
15328 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15329 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15330 preservation properties of code.
15331 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15332 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15333 (__gnu_thumb1_case_si): New function.
15334 * t-arm (LIB1ASMSRC): Define here.
15335 (LIB1ASMFUNCS): Add some common functions.
15336 * t-arm-elf (LIB1ASMSRC): Delete.
15337 (LIB1ASMFUNCS): Append to existing set.
15338 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15339 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15340 * t-symbian (LIB1ASMFUNCS): Likewise.
15341 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15342 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15344 2009-06-21 Richard Guenther <rguenther@suse.de>
15346 PR tree-optimization/38729
15347 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15348 to loops with a single exit if -fno-expensive-optimizations.
15350 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15352 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15353 (dataflow_set): Change vars type from htab_t to shared_hash.
15354 (shared_hash_pool, empty_shared_hash): New variables.
15355 (vars_clear): Removed.
15356 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15357 shared_hash_find_slot_unshare, shared_hash_find_slot,
15358 shared_hash_find_slot_noinsert, shared_hash_find): New
15360 (shared_hash_unshare, shared_hash_destroy): New functions.
15361 (unshare_variable): Unshare set->vars if shared, use
15363 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15364 (get_init_value, find_src_set_src, dump_dataflow_set,
15365 clobber_variable_part, emit_notes_for_differences): Use
15367 (dataflow_set_init): Remove second argument, set vars to
15368 empty_shared_hash instead of creating a new htab.
15369 (dataflow_set_clear): Call shared_hash_destroy and set vars
15370 to empty_shared_hash instead of calling vars_clear.
15371 (dataflow_set_copy): Don't call vars_copy, instead just share
15372 the src htab with dst.
15373 (variable_union): Use shared_hash_*, use initially NO_INSERT
15374 lookup if set->vars is shared. Don't keep slot cleared before
15375 calling unshare_variable. Unshare set->vars if needed.
15376 Even ->refcount == 1 vars must be unshared if set->vars is shared
15377 and var needs to be modified.
15378 (variable_canonicalize): New function.
15379 (dataflow_set_union): If dst->vars is empty, just share src->vars
15380 with dst->vars and traverse with variable_canonicalize to canonicalize
15381 and unshare what is needed.
15382 (dataflow_set_different): If old_set and new_set use the same shared
15383 htab, they aren't different. If number of htab elements is different,
15384 htabs are different. Use shared_hash_*.
15385 (dataflow_set_destroy): Call shared_hash_destroy instead of
15387 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15388 second argument to dataflow_set_init.
15389 (vt_initialize): Likewise. Initialize shared_hash_pool and
15390 empty_shared_hash, move bb in/out initialization afterwards.
15391 Use variable_htab_free instead of NULL as changed_variables del hook.
15392 (variable_was_changed): Change type of second argument to pointer to
15393 dataflow_set. When inserting var into changed_variables, bump
15394 refcount. Unshare set->vars if set is shared htab and slot needs to
15396 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15397 lookup if set->vars is shared. Unshare set->vars if needed.
15398 Even ->refcount == 1 vars must be unshared if set->vars is shared
15399 and var needs to be modified. Adjust variable_was_changed caller.
15400 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15401 vars must be unshared if set->vars is shared and var needs to be
15402 modified. Adjust variable_was_changed caller.
15403 (emit_note_insn_var_location): Don't pool_free var.
15404 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15406 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15407 free_alloc_pool on shared_hash_pool.
15409 2009-06-20 Anthony Green <green@moxielogic.com>
15411 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15412 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15414 2009-06-20 Richard Guenther <rguenther@suse.de>
15416 * tree-ssa-structalias.c (find_func_aliases): For memset use
15417 a constraint from NULL if we memset to zero.
15418 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15419 we explicitly handle that do not read from memory.
15420 (call_may_clobber_ref_p_1): Properly handle builtins that may
15423 2009-06-20 Richard Guenther <rguenther@suse.de>
15425 PR tree-optimization/40495
15426 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15427 (new_scalar_tmp_constraint_exp): New function.
15428 (process_constraint): Do not create temporary decls.
15429 (process_all_all_constraints): Likewise.
15430 (handle_const_call): Likewise.
15431 (create_function_info_for): Do not set decl.
15433 2009-06-19 Ian Lance Taylor <iant@google.com>
15435 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15436 (rs6000_attribute_table): Make static; move before use.
15438 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15440 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15441 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15442 Propagate the TREE_READONLY flag without overwriting it.
15443 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15444 Propagate the TREE_READONLY flag onto the result.
15445 (process_call_operands): Move around. Use correct constant value.
15447 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15450 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15451 * config/arm/arm.md: Likewise.
15453 2009-06-19 Ian Lance Taylor <iant@google.com>
15455 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15456 to GIMPLE_ERROR_MARK.
15458 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15459 op2_original_type parameters. Warn about using different enum types.
15460 * c-parser.c (c_parser_conditional_expression): Pass original
15461 types to build_conditional_expr.
15462 * c-tree.h (build_conditional_expr): Update declaration.
15464 2009-06-19 Ian Lance Taylor <iant@google.com>
15466 * config/i386/i386.c (ix86_function_specific_save): Test that
15467 fields match values, rather than testing the values are in a
15470 2009-06-19 Richard Guenther <rguenther@suse.de>
15472 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15473 ADDR_EXPR pointers.
15474 (ptr_derefs_may_alias_p): Likewise.
15475 (ptr_deref_may_alias_ref_p_1): New function.
15476 (ptr_deref_may_alias_ref_p): Likewise.
15477 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15478 covered by looking at the ESCAPED solution.
15479 (call_may_clobber_ref_p_1): Likewise.
15480 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15481 Handle NULL_TREE offset. Do not produce redundant constraints.
15482 (process_all_all_constraints): New helper function.
15483 (do_structure_copy): Use it.
15484 (handle_lhs_call): Likewise.
15485 (find_func_aliases): Handle some builtins with pointer arguments
15486 and/or return values explicitly.
15488 2009-06-19 Ian Lance Taylor <iant@google.com>
15490 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15492 2009-06-19 Ian Lance Taylor <iant@google.com>
15494 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15496 2009-06-19 Ian Lance Taylor <iant@google.com>
15498 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15499 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15502 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15503 uninitialized const.
15505 2009-06-19 Ian Lance Taylor <iant@google.com>
15507 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15510 * c-decl.c (in_struct, struct_types): Remove.
15511 (struct c_binding): Add in_struct field.
15512 (c_binding_ptr): Define type, along with VEC.
15513 (struct c_struct_parse_info): Define.
15514 (struct_parse_info): New static variable.
15515 (bind): Initialize in_struct field.
15516 (start_struct): Remove enclosing_in_struct and
15517 enclosing_struct_types parameters. Add
15518 enclosing_struct_parse_info parameter. Change all callers. Set
15519 struct_parse_info rather than in_struct and struct_types.
15520 (grokfield): If -Wc++-compat and there is a symbol binding for the
15521 field name, set the in_struct flag and push it on the
15522 struct_parse_info->fields vector.
15523 (warn_cxx_compat_finish_struct): New static function.
15524 (finish_struct): Remove enclosing_in_struct and
15525 enclosing_struct_types parameters. Add
15526 enclosing_struct_parse_info parameter. Change all callers. Don't
15527 set C_TYPE_DEFINED_IN_STRUCT here. Call
15528 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15529 parameter. Only push on struct_types if warn_cxx_compat.
15530 (finish_enum): Only push on struct_types if warn_cxx_compat.
15531 (declspecs_add_type): Add loc parameter. Change all callers.
15532 Change all error calls to error_at. Pass loc, not input_location,
15533 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15534 defined in a struct. If -Wc++-compat and parsing a struct, record
15535 that a typedef name was used.
15536 * c-parser.c (c_parser_declspecs): Get location to pass to
15537 declspecs_add_type.
15538 (c_parser_struct_or_union_specifier): Update calls to start_struct
15540 * c-tree.h (struct c_struct_parse_info): Declare.
15541 (finish_struct, start_struct): Update declarations.
15542 (declspecs_add_type): Update declaration.
15544 2009-06-19 Ian Lance Taylor <iant@google.com>
15546 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15547 variable with an anonymous type.
15549 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15551 * see.c: Remove for real.
15553 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15555 * optabs.h (enum optab_index): Add new OTI_significand.
15556 (significand_optab): Define corresponding macro.
15557 * optabs.c (init_optabs): Initialize significand_optab.
15558 * genopinit.c (optabs): Implement significand_optab using
15559 significand?f2 patterns.
15560 * builtins.c (expand_builtin_mathfn): Handle
15561 BUILT_IN_SIGNIFICAND{,F,L}.
15562 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15563 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15565 * config/i386/i386.md (significandxf2, significand<mode>2): New
15566 expanders to implement significandf, significand and significandl
15567 built-ins as inline x87 intrinsics.
15569 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15571 * config/avr/avr.c (avr_override_options): Remove setting value of
15572 PARAM_INLINE_CALL_COST.
15574 2009-06-18 Richard Henderson <rth@redhat.com>
15577 * tree-pass.h (TDF_ASMNAME): New.
15578 * tree-dump.c (dump_options): Add asmname.
15579 * doc/invoke.texi: Document it.
15581 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15582 (dump_decl_name): ...here.
15583 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15584 (dump_generic_node): Update dump_function_name calls.
15585 (print_call_name): New flags arg; update all dump calls.
15586 * diagnostic.h (print_call_name): Update.
15587 * gimple-pretty-print.c (dump_gimple_call): Update.
15589 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15592 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15594 2009-06-18 Diego Novillo <dnovillo@google.com>
15596 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15597 * plugin.c (str_license): Declare.
15598 (try_init_one_plugin): Assert that the symbol
15599 'plugin_is_GPL_compatible' exists.
15601 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15604 * Makefile.in (OBJS-common): Remove see.o.
15606 * common.opt (fsee): Mark as preserved for backward compatibility.
15607 * opts.c (common_handle_option): Add OPT_fsee to the backward
15608 compatibility section.
15609 * passes.c (init_optimization_passes, pass_see): Remove pass.
15610 * timevar.def (TV_SEE): Remove.
15611 * tree-pass.h (pass_see): Remove declaration.
15612 * doc/invoke.texi (-fsee): Remove documentation.
15614 2009-06-18 Martin Jambor <mjambor@suse.cz>
15616 * tree-sra.c: Include statistics.h
15617 (sra_stats): New variable.
15618 (sra_initialize): Clear sra_stats.
15619 (create_access_replacement): Increment sra_stats.replacements.
15620 (get_access_replacement): Do not return twice.
15621 (analyze_all_variable_accesses): Increment statistics counter by the
15622 number of scalarized aggregates.
15623 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15624 (sra_modify_expr): Increment sra_stats.exprs.
15625 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15626 (sra_modify_assign): Increment sra_stats.exprs,
15627 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15628 (perform_intra_sra): Update statistics counters.
15629 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15631 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15633 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15634 (arm_scalar_mode_supported_p): New function.
15636 2009-06-18 Paul Brook <paul@codesourcery.com>
15637 Sandra Loosemore <sandra@codesourcery.com>
15639 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15640 (__extendhfsf2, __truncsfhf2): Define.
15641 * config/arm/fp16.c: New file.
15642 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15643 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15645 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15647 * doc/extend.texi (Half-Precision): New section.
15648 * doc/invoke.texi (Option Summary): List -mfp16-format.
15649 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15650 * config/arm/arm.opt (mfp16-format=): New.
15651 * config/arm/arm.c: Include intl.h.
15652 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15653 (TARGET_INVALID_RETURN_TYPE): Redefine.
15654 (TARGET_PROMOTED_TYPE): Redefine.
15655 (TARGET_CONVERT_TO_TYPE): Redefine.
15656 (arm_fp16_format): Define.
15657 (all_fpus): Add entry for neon-fp16.
15658 (fp_model_for_fpu): Likewise.
15659 (struct fp16_format): Declare.
15660 (all_fp16_formats): Define.
15661 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15663 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15665 (arm_legitimate_index_p): Treat HFmode like HImode.
15666 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15667 (coproc_secondary_reload_class): Special-case HFmode.
15668 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15669 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15670 (arm_init_fp16_builtins): New.
15671 (arm_init_builtins): Call it.
15672 (arm_invalid_parameter_type): New.
15673 (arm_invalid_return_type): New.
15674 (arm_promoted_type): New.
15675 (arm_convert_to_type).
15676 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15678 (arm_emit_fp16_const): New function.
15679 (arm_mangle_type): Mangle __fp16 as "Dh".
15680 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15682 (TARGET_NEON_FP16): New.
15683 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15684 (enum fputype): Add FPUTYPE_NEON_FP16.
15685 (enum arm_fp16_format_type): Declare.
15686 (arm_fp16_format): Declare.
15687 (LARGEST_EXPONENT_IS_NORMAL): Define.
15688 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15689 * config/arm/arm-modes.def (HFmode): Define.
15690 * config/arm/vfp.md (*movhf_vfp): New.
15691 (extendhfsf2): New.
15693 * config/arm/arm.md (fpu): Add neon_fp16.
15694 (floatsihf2, floatdihf2): New.
15695 (fix_trunchfsi2, fix_trunchfdi2): New.
15697 (extendhfdf2): New.
15699 (*arm32_movhf): New.
15700 (*thumb1_movhf): New.
15701 (consttable_2): Add check for HFmode constants.
15702 (consttable_4): Handle HFmode constants.
15704 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15706 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15708 2009-06-17 Olivier Hainque <hainque@adacore.com>
15710 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15711 const char ** conversion in AIX specific section.
15713 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15715 * config/i386/i386.c (ix86_special_builtin_type): Remove
15716 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15717 (bdesc_special_args): Updated.
15718 (ix86_init_mmx_sse_builtins): Likewise.
15719 (ix86_expand_special_args_builtin): Likewise.
15721 2009-06-17 Richard Henderson <rth@redhat.com>
15723 * tree-pretty-print.c (maybe_dump_asm_name): New.
15724 (dump_decl_name): Use it.
15725 (PRINT_FUNCTION_NAME): Merge into...
15726 (dump_function_name): ... here. Use maybe_dump_asm_name.
15728 2009-06-17 Cary Coutant <ccoutant@google.com>
15730 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15732 * debug.c (struct gcc_debug_hooks): Change placeholder for
15734 (debug_nothing_int_charstar_int): Replaced by...
15735 (debug_nothing_int_charstar_int_bool): ...this.
15736 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15737 source_line prototype.
15738 (debug_nothing_int_charstar_int): Replaced by...
15739 (debug_nothing_int_charstar_int_bool): ...this.
15740 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15741 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15742 Output is_stmt operand when necessary.
15743 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15744 (notice_source_line): Add is_stmt parameter.
15745 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15746 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15748 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15749 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15751 2009-06-17 Ian Lance Taylor <iant@google.com>
15753 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15755 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15758 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15760 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15761 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15762 tree_strip_sign_nop_conversions and
15763 tree_ssa_strip_useless_type_conversions rather than stripping
15764 the operations here.
15765 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15767 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15768 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15769 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15770 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15773 2009-06-17 Michael Eager <eager@eagercon.com>
15775 * config/rs6000/constraints.md (register_constraint "d"): New.
15776 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15777 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15778 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15779 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15780 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15781 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15782 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15783 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15784 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15785 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15787 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15788 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15789 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15790 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15791 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15792 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15793 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15794 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15795 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15796 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15797 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15798 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15799 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15800 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15802 2009-06-16 Ian Lance Taylor <iant@google.com>
15804 * profile.c (total_num_never_executed): Don't define.
15805 (compute_branch_probabilities): Don't count or print
15806 num_never_executed.
15807 (init_branch_prob): Don't set total_num_never_executed.
15808 (end_branch_prob): Don't print total_num_never_executed.
15810 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15812 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15814 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15816 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15817 (nabstd2_fpr): Same.
15819 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15821 * expr.c (expand_assignment): Change complex type check.
15823 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15825 * doc/plugins.texi (Building GCC plugins): Added new section.
15827 2009-06-17 Ian Lance Taylor <iant@google.com>
15829 * c-pch.c (get_ident): Don't set size of templ array.
15830 (pch_init): Don't set size of partial_pch array.
15832 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15833 string constant to intialize an array whose size is the length of
15836 2009-06-17 Richard Guenther <rguenther@suse.de>
15838 PR tree-optimization/40389
15839 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15840 to addressable types.
15841 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15843 2009-06-17 Richard Guenther <rguenther@suse.de>
15845 PR middle-end/40460
15846 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15847 if there is no evolution of left in the loop bail out.
15848 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15849 chrec_fold_multiply.
15851 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15852 Janis Johnson <janis187@us.ibm.com>
15855 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15856 for the symbol ref of a constant that is the source of a move
15857 - nor for any other not-obvious-label-ref constants.
15859 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15861 * plugin.c (position_pass): Skip newly inserted pass during list
15862 traversal to avoid repeated insertion.
15864 2009-06-16 Ian Lance Taylor <iant@google.com>
15866 * vec.h (VEC_stack_alloc): Define different version if
15867 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15868 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15869 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15870 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15872 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15874 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15876 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15877 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15878 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15879 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15880 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15881 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15882 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15883 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15884 __builtin_ia32_rdtscp.
15885 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15886 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15887 and __builtin_ia32_rorhi.
15888 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15889 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15890 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15891 (ix86_expand_args_builtin): Likewise.
15892 (ix86_expand_special_args_builtin): Likewise.
15894 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15895 (UNSPECV_RDTSC): Likewise.
15896 (UNSPECV_RDPMC): Likewise.
15897 (*bsr): Renamed to ...
15899 (*bsr_rex64): Renamed to ...
15902 (*rdpmc): Likewise.
15903 (*rdpmc_rex64): Likewise.
15905 (*rdtsc): Likewise.
15906 (*rdtsc_rex64): Likewise.
15907 (rdtscp): Likewise.
15908 (*rdtscp): Likewise.
15909 (*rdtscp_rex64): Likewise.
15911 * config/i386/ia32intrin.h: New.
15913 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15915 2009-06-16 Ian Lance Taylor <iant@google.com>
15917 * ira-build.c (copy_info_to_removed_store_destinations):
15918 Initialize parent_a.
15920 2009-06-16 Ian Lance Taylor <iant@google.com>
15922 * c-decl.c (grokdeclarator): Change size_varies to bool.
15924 2009-06-16 Ian Lance Taylor <iant@google.com>
15926 * sel-sched.c: Make forward declarations of move_op_hooks and
15927 fur_hooks explicitly extern.
15929 2009-06-16 Ian Lance Taylor <iant@google.com>
15931 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15932 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15934 2009-06-16 Ian Lance Taylor <iant@google.com>
15936 * resource.c (mark_referenced_resources): Change
15937 include_delayed_effects parameter to bool. Change all callers.
15938 (mark_end_of_function_resources): Likewise.
15939 * reorg.c (insn_references_resource_p): Likewise.
15940 (insn_sets_resource_p): Likewise.
15941 * resource.h (mark_referenced_resources): Update declaration.
15942 (mark_end_of_function_resources): Update declaration.
15944 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15946 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15948 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15950 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15951 GCC can bootstrap on AIX with GNU Binutils 2.20.
15953 2009-06-16 Ian Lance Taylor <iant@google.com>
15955 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15957 2009-06-16 Ian Lance Taylor <iant@google.com>
15959 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15960 inline, not extern inline.
15961 (exact_log2): Likewise.
15962 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15964 (exact_log2): Likewise, but don't test CTZ_HWI.
15966 2009-06-16 Ian Lance Taylor <iant@google.com>
15968 * bitmap.c (bitmap_clear): Don't declare as inline.
15969 * gimple.c (gimplify_assign): Likewise.
15970 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15971 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15972 (sched_scan_info): Remove duplicate definition.
15974 2009-06-16 Ian Lance Taylor <iant@google.com>
15976 * c-common.c (skip_evaluation): Don't define.
15977 (c_inhibit_evaluation_warnings): Define global variable.
15978 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15979 than skip_evaluation.
15980 (convert_and_check, warn_for_div_by_zero): Likewise.
15981 * c-common.h (skip_evaluation): Don't declare.
15982 (c_inhibit_evaluation_warnings): Declare.
15983 * c-parser.c (c_parser_typeof_specifier): Set
15984 c_inhibit_evaluation_warnings rather than skip_evaluation.
15985 (c_parser_conditional_expression): Likewise.
15986 (c_parser_binary_expression): Likewise.
15987 (c_parser_sizeof_expression): Likewise.
15988 (c_parser_alignof_expression): Likewise.
15989 * c-typeck.c (build_indirect_ref): Check
15990 c_inhibit_evaluation_warnings rather than skip_evaluation.
15991 (build_conditional_expr, build_binary_op): Likewise.
15993 2009-06-16 Richard Guenther <rguenther@suse.de>
15995 * tree-ssa-alias.c (is_escape_site): Remove.
15996 * tree-ssa-alias.h (enum escape_type): Remove.
15997 (is_escape_site): Likewise.
15998 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15999 via casts and asms without deferring to is_escape_site.
16001 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16003 PR middle-end/40446
16004 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16005 use gen_lowpart if op0 has complex mode.
16007 2009-06-16 Richard Guenther <rguenther@suse.de>
16009 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16010 variables add them to ESCAPED.
16011 (find_func_aliases): Do not make all indirectly stored values escaped.
16013 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16015 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16016 make_decl_one_only.
16018 2009-06-16 Martin Jambor <mjambor@suse.cz>
16020 PR tree-optimization/40432
16021 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16022 check whether we need to force gimple register operand.
16024 2009-06-16 Martin Jambor <mjambor@suse.cz>
16026 PR tree-optimization/40413
16027 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16028 build_ref_for_offset.
16029 (propagate_subacesses_accross_link): Fix a typo in a comment.
16031 2009-06-16 Ira Rosen <irar@il.ibm.com>
16033 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16034 with additional parameter.
16035 * tree-vectorizer.h (enum vect_def_type): Add new value
16037 (enum vect_relevant): Add comments.
16038 (vect_is_simple_reduction): Add new argument.
16039 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16040 Detect nested cycles.
16041 (vect_is_simple_reduction): Update documentation, add an argument to
16042 distinguish inner-loop reduction from nested cycle, detect nested
16043 cycles, fix printings and indentation, don't swap operands in case
16045 (get_initial_def_for_reduction): Handle subtraction.
16046 (vect_create_epilog_for_reduction): Add new argument to specify
16047 reduction variable.
16048 (vect_finalize_reduction): Handle subtraction, fix comments.
16049 (vectorizable_reduction): Handle nested cycles. In case of nested
16050 cycle keep track of the reduction variable position. Call
16051 vect_is_simple_reduction with additional parameter. Use original
16052 statement code in reduction epilogue for nested cycle. Call
16053 vect_create_epilog_for_reduction with additional parameter.
16054 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16055 inner-loop vectorization.
16056 (vect_recog_widen_sum_pattern): Likewise.
16057 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16059 (vect_mark_stmts_to_be_vectorized): Likewise.
16060 (vect_get_vec_def_for_operand): Handle nested cycles.
16062 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16064 * doc/invoke.texi (Debugging Options): Fix option index entries
16065 for -fdump-statistics, -frandom-seed add entries for
16066 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16067 (FRV Options): Fix entries for -mTLS, -mtls.
16068 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16069 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16070 (M68hc1x Options): Fix @itemx for -mnominmax.
16071 (MCore Options): Fix entry for -mno-lsim.
16072 (MMIX Options): Fix entry for -mabi=mmixware.
16073 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16075 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16077 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16078 Mention the plugin mode of gengtype.
16079 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16080 * gengtype.c: Updated copyright.
16081 (plugin_files, nb_plugin_files) Added new static variables.
16082 (measure_input_list) Care about plugin_files.
16083 (write_rtx_next): Added early return in plugin mode.
16084 (create_file): Updated copyright year in generated file. Added
16086 (oprintf): Added early return if NULL outf.
16087 (get_output_file_with_visibility): Care of plugin_files.
16088 (get_output_file_name): May return null.
16089 (write_local): Added early return.
16090 (put_mangled_filename): Ditto.
16091 (finish_root_table): Added check for base_files.
16092 (write_roots): Care about null when plugins.
16093 (main): Added plugin mode.
16095 2009-06-15 Ian Lance Taylor <iant@google.com>
16097 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16098 * gcov.c (read_count_file): Add braces around variables declared
16101 * c.opt (Wjump-misses-init): New warning.
16102 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16103 -Wall and -Wc++-compat if not already set.
16104 (c_common_post_options): Clear warn_jump_misses_init if it was not
16106 * c-decl.c (struct c_binding): Change type field to a union with
16107 new label field. Make it the first field in the struct. Update
16108 references to type to use u.type instead.
16109 (struct c_spot_bindings): Define.
16110 (struct c_goto_bindings): Define.
16111 (c_goto_bindings_p): Define, along with VECs.
16112 (struct c_label_vars): Define.
16113 (struct c_scope): Add has_label_bindings field.
16114 (bind_label, set_spot_bindings): New static functions.
16115 (decl_jump_unsafe, update_spot_bindings): New static functions.
16116 (update_label_decls): New static function.
16117 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16118 Update binding u.label field to shadowed field.
16119 (c_binding_start_stmt_expr): New function.
16120 (c_binding_end_stmt_expr): New function.
16121 (pushdecl): Don't call c_begin_vm_scope.
16122 (make_label): Add defining and p_label_vars parameters. Change
16124 (lookup_label): Correct test for whether a label has not yet been
16125 defined. Call bind_label rather than bind.
16126 (warn_about_goto): New static function.
16127 (lookup_label_for_goto): New function.
16128 (declare_label): Call bind_label rather than bind.
16129 (check_earlier_gotos): New static function.
16130 (define_label): Don't give errors about jumping into statement
16131 expressions or scopes of variably modified types. Call
16132 set_spot_bindings and check_earlier_gotos. Call bind_label
16133 instead of bind. Don't set label_context_stack_se or
16134 label_context_stack_vm.
16135 (c_get_switch_bindings): New function.
16136 (c_release_switch_bindings): New function.
16137 (c_check_switch_jump_warnings): New function.
16138 (start_function): Don't set label_context_stack_se or
16139 label_context_stack_vm.
16140 (finish_function): Likewise.
16141 * c-typeck.c (label_context_stack_se): Don't define.
16142 (label_context_stack_vm): Don't define.
16143 (c_finish_goto_label): Call lookup_label_for_goto rather than
16144 lookup_label. Don't give errors about jumping into a statement
16145 expression or the scope of a variably modified type. Don't set
16146 label_context_stack_se or label_context_stack_vm.
16147 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16148 fields. Add bindings field.
16149 (c_start_case): Don't set deleted fields. Set bindings field.
16150 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16151 or blocked_vm. Call c_check_switch_jump_warnings.
16152 (c_finish_case): Don't test blocked_stmt_expr field. Call
16153 c_release_switch_bindings.
16154 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16155 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16156 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16157 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16158 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16159 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16160 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16161 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16162 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16163 (C_DECL_UNJUMPABLE_VM): Don't define.
16164 (C_DECL_UNDEFINABLE_VM): Don't define.
16165 (struct c_label_list): Don't define.
16166 (struct c_label_context_se): Don't define.
16167 (struct c_label_context_vm): Don't define.
16168 (struct c_spot_bindings): Declare.
16169 (c_bindings_start_stmt_expr): Declare.
16170 (c_bindings_end_stmt_expr): Declare.
16171 (lookup_label_for_goto): Declare.
16172 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16173 (c_check_switch_jump_warnings): Declare.
16174 (label_context_stack_se, label_context_stack_vm): Don't declare.
16175 (c_finish_goto_label): Update declaration.
16176 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16177 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16178 (Warning Options): Document -Wjump-misses-init.
16180 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16182 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16185 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16187 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16189 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16191 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16193 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16195 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16197 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16199 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16200 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16201 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16202 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16203 * dwarf2asm.c (dw2_force_const_mem): Update call to
16204 make_decl_one_only.
16205 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16206 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16207 * langhooks.c (lhd_comdat_group): Remove.
16208 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16209 * tree.h (DECL_COMDAT_GROUP): New.
16210 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16211 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16212 (make_decl_one_only): Change signature.
16213 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16214 make_decl_one_only.
16215 (make_decl_one_only): Change signature.
16216 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16218 2009-06-15 Richard Guenther <rguenther@suse.de>
16220 PR middle-end/40439
16221 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16223 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16225 * tree-ssa-math-opts.c: Remove extra divide.
16227 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16229 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16231 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16233 * passes.c: Add bswap pass.
16234 * tree-pass.h: Add pass_optimize_bswap declaration.
16235 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16236 Include rtl.h, expr.h and optabs.h for optab_handler check.
16237 (struct symbolic_number, pass_optimize_bswap): New definition.
16238 (do_shift_rotate, verify_symbolic_number_p): New functions.
16239 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16240 (gate_optimize_bswap): New function.
16241 * tree.c (widest_int_cst_value): New function.
16242 * tree.h (widest_int_cst_value): Prototype added.
16244 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16246 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16247 REG_EQUAL/REG_EQUIV notes.
16249 2009-06-14 Richard Guenther <rguenther@suse.de>
16251 PR middle-end/40389
16252 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16253 has its address taken if NRV was applied and it is addressable.
16254 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16255 function split out from ...
16256 (get_constraint_for_1): ... here.
16257 (handle_rhs_call): Use it to mark the return slot escaped if
16258 it is addressable and NRV was applied.
16260 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16262 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16263 Change first argument type to location_t.
16264 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16265 Do not set input_location.
16266 Use loc instead of input_location throughout.
16268 2009-06-13 Richard Guenther <rguenther@suse.de>
16270 PR tree-optimization/40421
16271 * tree-predcom.c (should_unroll_loop_p): Remove.
16272 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16274 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16276 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16277 Add location argument.
16279 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16281 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16283 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16284 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16285 * config/spu/spu-protos.h: Add location to
16286 spu_resolve_overloaded_builtin.
16287 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16288 spu_build_builtin_va_list.
16289 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16290 argument. Pass location to build_function_call_vec.
16291 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16293 (emit_fpu_switch): Same.
16294 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16295 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16296 to build_decl and create_artificial_label.
16297 (xtensa_gimplify_va_arg_expr): Same.
16298 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16299 (xstormy16_gimplify_va_arg_expr): Same.
16300 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16301 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16302 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16303 (mips16_build_function_stub): Same.
16304 (mips16_build_call_stub): Same.
16306 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16309 * arm/constraints.md (Pa, Pb): New constraints.
16310 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16311 split pattern to deal with them.
16313 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16315 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16316 fix index entry for -Xpreprocessor.
16318 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16320 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16321 Add location argument to build_decl call.
16322 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16323 (rs6000_init_builtins): Same.
16324 (spe_init_builtins): Same.
16325 (rs6000_gimplify_va_arg): Add location argument to
16326 create_artificial_label call.
16328 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16330 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16331 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16332 * Makefile.in: Fix GGC dependency for gcse.o.
16334 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16336 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16337 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16338 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16340 * c-parser.c (c_parser_binary_expression): Use current column while
16341 building binary operations.
16342 * common.opt (fshow-column): Enable by default.
16343 * tree-vrp.c (check_array_ref): Use warning_at.
16344 (check_array_bounds): Use location from call back if expr has no
16346 * tree.h: Add location argument to maybe_fold_*.
16347 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16348 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16349 (maybe_fold_offset_to_component_ref): Same.
16350 (maybe_fold_offset_to_reference): Same.
16351 (maybe_fold_offset_to_address): Same.
16352 (maybe_fold_stmt_indirect): Same.
16353 (maybe_fold_stmt_addition): Same.
16354 (fold_stmt_r): Pass location to maybe_fold_*.
16355 (fold_gimple_assign): Same.
16356 * c-tree.h: Add location argument to finish_decl,
16357 default_function_array_conversion, store_init_value.
16358 * c-decl.c (define_label): Use error_at.
16359 (c_make_fname_decl): Pass location to finish_decl.
16360 (finish_decl): New location argument.
16361 (build_compound_literal): Pass location to store_init_value.
16362 (grokdeclarator): Pass location to finish_decl.
16364 * c-typeck.c (array_to_pointer_conversion): New location argument.
16365 (function_to_pointer_conversion): Same.
16366 (default_function_array_conversion): Same.
16367 (parser_build_unary_op): Pass location to overflow_warning.
16368 (parser_build_binary_op): Same. Use warning_at.
16369 (build_unary_op): Pass location to array_to_pointer_conversion.
16370 (build_c_cast): Pass location to digest_init.
16371 (build_modify_expr): New location argument.
16372 (convert_for_assignment): Same.
16373 (store_init_value): Same.
16374 (digest_init): Same.
16375 (output_init_element): Pass location to digest_init and
16376 array_to_pointer_conversion.
16377 (c_finish_return): Pass location to convert_for_assignment.
16378 * gimplify.c (gimplify_conversion): Pass location to
16379 maybe_fold_offset_to_address.
16380 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16381 to maybe_fold_stmt_addition.
16382 * c-omp.c (c_finish_omp_atomic): Pass new location to
16384 (c_finish_omp_for): Same.
16385 * c-common.c (overflow_warning): New argument.
16386 * c-common.h: New argument to build_modify_expr, overflow_warning.
16387 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16389 (c_parser_initializer): Pass location to
16390 default_function_array_conversion.
16391 (c_parser_initelt): Same.
16392 (c_parser_initval): Same.
16393 (c_parser_asm_operands): Same.
16394 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16395 (c_parser_conditional_expression): Same.
16396 (c_parser_binary_expression): Add location info to stack. Use it.
16397 (c_parser_unary_expression): Pass location to
16398 default_function_array_conversion, parser_build_unary_op,
16399 build_indirect_ref, c_parser_postfix_expression_after_primary.
16400 (c_parser_postfix_expression_after_primary): New location argument.
16402 (c_parser_expression_conv): Pass location to
16403 default_function_array_conversion.
16404 (c_parser_expr_list): Same.
16405 (c_parser_omp_atomic): Same.
16406 (c_parser_omp_for_loop): Same.
16407 * c-tree.h (struct c_declarator): Add comment to id_loc.
16408 (build_array_declarator): New argument.
16409 * c-decl.c (build_array_declarator): Add location argument.
16410 (grokdeclarator): Set id_loc for cdk_array.
16411 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16412 build_array_declarator.
16413 * tree.c (build_omp_clause): Add location argument.
16414 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16415 (OMP_CLAUSE_LOCATION): New macro.
16416 (struct tree_omp_clause): Add location field.
16417 (build_omp_clause): Add argument.
16418 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16420 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16421 (cp_parser_omp_clause_collapse): Same.
16422 (cp_parser_omp_clause_default): Same.
16423 (cp_parser_omp_clause_if): Same.
16424 (cp_parser_omp_clause_nowait): Same.
16425 (cp_parser_omp_clause_num_threads): Same.
16426 (cp_parser_omp_clause_ordered): Same.
16427 (cp_parser_omp_clause_schedule): Same.
16428 (cp_parser_omp_clause_untied): Same.
16429 (cp_parser_omp_for_loop): Same.
16430 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16431 * c-tree.h (c_start_case): Add location argument.
16432 (c_process_expr_stmt): Same.
16433 (c_finish_goto_*): Same.
16434 * tree-parloops.c (initialize_reductions): Pass location to
16436 (create_parallel_loop): Same.
16437 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16438 (gfc_trans_omp_reduction_list): Same.
16439 (gfc_trans_omp_clauses): Same.
16440 (gfc_trans_omp_do): Same.
16441 * c-typeck.c (c_finish_goto_label): Same.
16442 (c_finish_goto_ptr): New location argument.
16443 (c_start_case): Same.
16444 (emit_side_effect_warnings): Same.
16445 (c_process_expr_stmt): Same.
16446 (c_finish_stmt_expr): Same.
16447 (c_finish_omp_clauses): Use error_at instead of error.
16448 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16450 * c-omp.c (c_split_parallel_clauses): New location argument.
16451 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16452 to build_omp_clause.
16453 (convert_local_reference_stmt): Same.
16454 (convert_gimple_call): Same.
16455 * c-common.h (c_split_parallel_clauses): New argument.
16456 * c-parser.c (c_parser_statement_after_labels): Pass location to
16457 c_finish_goto_label.
16458 (c_parser_switch_statement): Pass location to c_start_case.
16459 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16460 and c_process_expr_stmt.
16461 (c_parser_omp_variable_list): Add location argument.
16462 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16463 (c_parser_omp_clause_default): Same.
16464 (c_parser_omp_clause_if): Same.
16465 (c_parser_omp_clause_num_threads): Same.
16466 (-c_parser_omp_clause_ordered): Same.
16467 (c_parser_omp_clause_reduction): Pass location to
16468 c_parser_omp_variable_list.
16469 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16470 (c_parser_omp_clause_untied): Same.
16471 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16472 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16474 * c-tree.h (check_for_loop_decls, undeclared_variable,
16475 build_component_ref, build_array_ref, build_external_ref,
16476 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16477 build_conditional_expr, build_compound_expr, c_cast_expr,
16478 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16479 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16481 * c-semantics.c (build_stmt): Same.
16482 (build_case_label): Same.
16483 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16484 (undeclared_variable): New argument.
16485 (make_label): Same.
16486 (lookup_label): Pass location on down.
16487 (define_label): Same.
16488 (finish_decl): Same.
16489 (build_compound_literal): Same.
16490 (finish_struct): Same.
16491 (finish_function): Do not set location here.
16492 (check_for_loop_decls): New argument.
16493 * tree.c (save_expr): Set location.
16494 (build_empty_stmt): New argument.
16495 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16496 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16497 * builtins.c (gimplify_va_arg_expr): Use locations.
16498 (expand_builtin_sync_operation): Same.
16499 * c-typeck.c (build_component_ref): New argument.
16500 (build_array_ref): Same.
16501 (build_external_ref): Same.
16502 (c_expr_sizeof_expr): Same.
16503 (c_expr_sizeof_type): Same.
16504 (parser_build_unary_op): Same.
16505 (build_conditional_expr): Same.
16506 (build_compound_expr): Pass location on down.
16507 (build_compound_expr): New argument.
16508 (build_c_cast): Same.
16509 (c_cast_expr): Same.
16510 (build_asm_expr): Same.
16511 (c_finish_return): Same.
16512 (c_process_expr_stmt): Pass location on down.
16513 (c_finish_stmt_expr): New argument.
16514 (push_clenaup): Same.
16515 (c_finish_omp_parallel): Same.
16516 (c_finish_omp_task): Same.
16517 * gimplify.c (gimplify_call_expr): Pass location on down.
16518 * c-omp.c (c_finish_omp_master): New argument.
16519 (c_finish_omp_critical): Same.
16520 (c_finish_omp_ordered): Same.
16521 (c_finish_omp_barrier): Same.
16522 (-c_finish_omp_taskwait): Same.
16523 (c_finish_omp_atomic): Same.
16524 (c_finish_omp_flush): Same.
16525 * tree-inline.c (copy_tree_body_r): Pass location on down.
16526 (inline_forbidden_p): Remove use of input_location.
16527 * c-gimplify.c (c_build_bind_expr): New argument.
16528 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16529 (c_sizeof_or_alignof_type): New argument.
16530 (c_alignof_expr): Same.
16531 (build_va_arg): Same.
16532 (c_add_case_label): Same.
16533 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16534 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16535 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16536 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16537 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16538 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16540 * stub-objc.c (objc_build_selector_expr): Same.
16541 (objc_build_throw_stmt): Same.
16542 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16543 (c_parser_initelt): Same.
16544 (c_parser_compound_statement): Same.
16545 (c_parser_compound_statement_nostart): Same.
16546 (c_parser_label): Same.
16547 (c_parser_statement_after_labels): Same.
16548 (c_parser_if_body): Same.
16549 (c_parser_else_body): Same.
16550 (c_parser_if_statement): Same.
16551 (c_parser_switch_statement): Same.
16552 (c_parser_while_statement): Same.
16553 (c_parser_do_statement): Same.
16554 (c_parser_for_statement): Same.
16555 (c_parser_asm_statement): Same.
16556 (c_parser_conditional_expression): Same.
16557 (c_parser_binary_expression): Same.
16558 (c_parser_cast_expression): Same.
16559 (c_parser_unary_expression): Same.
16560 (c_parser_sizeof_expression): Same.
16561 (c_parser_alignof_expression): Same.
16562 (c_parser_postfix_expression): Same.
16563 (c_parser_expression): Same.
16564 (c_parser_objc_receiver): Same.
16565 (c_parser_omp_variable_list): Same.
16566 (c_parser_omp_structured_block): Same.
16567 (c_parser_omp_atomic): New argument.
16568 (c_parser_omp_barrier): Same.
16569 (c_parser_omp_critical): Same.
16570 (c_parser_omp_flush): Pass location on down.
16571 (c_parser_omp_for_loop): New argument.
16572 (c_parser_omp_for): Same.
16573 (c_parser_omp_master): Same.
16574 (c_parser_omp_ordered): Same.
16575 (c_parser_omp_sections_scope): Same.
16576 (c_parser_omp_sections): Same.
16577 (c_parser_omp_parallel): Same.
16578 (c_parser_omp_single): Same.
16579 (c_parser_omp_task): Same.
16580 (c_parser_omp_taskwait): Pass location on down.
16581 (c_parser_omp_construct): Same.
16582 (c_parser_omp_threadprivate): Same.
16583 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16584 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16585 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16586 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16587 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16588 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16589 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16590 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16591 config/i386/i386.c, stmt.c:
16592 Add location argument to the following function definitions and/or
16593 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16594 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16595 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16596 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16597 do_case, c_finish_bc_stmt, build_compound_literal,
16598 build_function_call.
16599 * c-decl.c (build_compound_literal): Add location argument.
16600 Make all diagnostic calls use location.
16601 (start_struct): Same.
16602 (finish_struct): Same.
16603 (start_enum): Same.
16604 (build_enumerator): Same.
16605 (start_function): Same.
16606 (grokdeclarator): Make all diagnostic calls use location.
16607 (store_parm_decls_oldstyle): Same.
16608 * c-typeck.c (build_function_call): Add location argument.
16609 Make all diagnostic calls use location.
16611 (c_finish_bc_stmt): Same.
16612 * tree-nested.c (get_trampoline_type): Add argument.
16613 Pass location to build_decl.
16614 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16615 * rtl.h (RTL_LOCATION): New.
16616 * c-common.c (c_add_case_label): Add location argument.
16617 Make all diagnostic calls use location.
16618 * c-common.h: Add location argument to make_fname_decl, do_case,
16619 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16620 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16621 Set it appropriately for every case. Pass enum_loc to start_enum
16622 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16624 (c_parser_struct_or_union_specifier): Save location. Use it for
16625 start_struct, finish_struct, and parser_xref_tag.
16627 2009-06-12 Ian Lance Taylor <iant@google.com>
16629 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16631 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16632 cpp_opts->warn_cxx_operator_names.
16634 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16637 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16638 is returns NULL and OP is a VCE, look through the VCE.
16640 2009-06-12 Ian Lance Taylor <iant@google.com>
16643 * collect2.c (main): Use CONST_CAST2 in code inside #if
16644 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16646 2009-06-12 Joey Ye <joey.ye@intel.com>
16648 PR middle-end/39146
16649 * cfgexpand.c (get_decl_align_unit): Update
16650 max_used_stack_slot_alignment with align instead of
16651 stack_alignment_needed.
16653 * function.c (assign_stack_local_1): Update
16654 max_used_stack_slot_alignment with alignment_in_bits instead
16655 of stack_alignment_needed.
16656 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16659 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16661 * dwarf2out.c (last_var_location_insn): New variable.
16662 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16663 (dwarf2out_var_location): Don't record anything after last real
16664 insn. Only change labels if there were any real instructions
16665 in between last note and this one, or if changed sections.
16667 2009-06-11 Richard Henderson <rth@redhat.com>
16669 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16670 note when storing the frame pointer in a register.
16671 (FRP): Don't redefine to nothing for epilogue.
16672 (alpha_expand_epilogue): Mark register and sp restores.
16673 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16675 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16676 when gen_lowpart is needed.
16678 2009-06-11 Richard Henderson <rth@redhat.com>
16680 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16682 * dwarf2out.c (need_data_align_sf_opcode): New.
16683 (div_data_align): Move earlier.
16684 (def_cfa_1, reg_save): Use it.
16686 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16688 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16689 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16690 (ix86_handle_option): Handle OPT_mcrc32.
16691 (ix86_target_string): Add -mcrc32.
16692 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16694 * config/i386/i386.h (TARGET_CRC32): New.
16696 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16697 (sse4_2_crc32di): Likewise.
16699 * config/i386/i386.opt (mcrc32): New.
16701 * doc/invoke.texi: Document -mcrc32.
16703 2009-06-11 Richard Henderson <rth@redhat.com>
16705 * common.opt (gdwarf-): Accept a version number.
16706 * doc/invoke.texi (gdwarf-): Update docs.
16707 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16708 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16709 version level, and record it.
16711 * dwarf2.h (DW_CIE_VERSION): Remove.
16712 * dwarf2out.c (DWARF_VERSION): Remove.
16713 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16714 (output_call_frame_info): Use CIE version 3 for dwarf3,
16715 or if the return register column is out of range for version 1.
16716 (dwarf_stack_op_name): Add all dwarf3 values.
16717 (DEBUG_PUBTYPES_SECTION): New.
16718 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16719 encoding change for dwarf3.
16720 (output_die) [dw_val_class_die_ref]: Likewise.
16721 (output_compilation_unit_header): Emit correct version for dwarf3.
16722 (output_line_info): Likewise.
16723 (output_pubnames): Update for DWARF_VERSION removal.
16724 (output_aranges): Likewise.
16725 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16726 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16727 (dwarf2out_finish): Likewise.
16729 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16731 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16734 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16737 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16738 * builtins.c (expand_builtin_unreachable): New function.
16739 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16740 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16741 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16743 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16744 searching for missing barriers.
16746 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16748 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16749 when -fprofile-generate* was passed.
16750 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16752 2009-06-11 Anthony Green <green@moxielogic.com>
16754 * config/moxie/moxie.md: Define length attribute for all instructions.
16756 (*b<cond:code>): Support limited branch ranges for new PC-relative
16757 branch instructions.
16758 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16760 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16762 * config/i386/i386.c (min_insn_size): Use get_attr_length
16763 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16764 For __asm return 0.
16766 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16767 instead of emit_insn_before.
16769 2009-06-10 Ian Lance Taylor <iant@google.com>
16772 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16775 2009-06-10 Revital Eres <eres@il.ibm.com>
16777 * passes.c (init_optimization_passes): Reschedule
16778 predictive-commoning pass before complete unroll pass.
16780 2009-06-10 Martin Jambor <mjambor@suse.cz>
16782 * cgraph.c (cgraph_node_can_be_local_p): New function.
16783 (cgraph_make_node_local): New function.
16784 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16785 (cgraph_make_node_local): Declare.
16787 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16789 * tree.h (tree_base): Add packed_flag and user_align fields.
16790 Decrease size of spare field.
16791 (TYPE_USER_ALIGN): Use user_align from tree_base.
16792 (DECL_USER_ALIGN): Likewise.
16793 (TYPE_PACKED): Use packed_flag from tree_base.
16794 (DECL_PACKED): Likewise.
16795 (tree_type): Delete packed_flag and user_align fields. Widen
16796 precision field. Widen mode field and shuffle fields to align
16797 mode on an 8-bit boundary.
16798 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16799 Renumber decl_flag_* fields. Fix comments. Widen
16800 decl_common_unused field.
16801 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16802 (DECL_EXTERNAL): Likewise.
16803 (DECL_BIT_FIELD): Likewise.
16804 (DECL_NONADDRESSABLE_P): Likewise.
16805 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16806 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16808 2009-06-10 Ian Lance Taylor <iant@google.com>
16810 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16811 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16812 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16813 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16814 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16815 DEF_VEC_ALLOC_FUNC_P.
16816 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16817 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16818 DEF_VEC_ALLOC_FUNC_O.
16819 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16820 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16821 DEF_VEC_ALLOC_FUNC_I.
16822 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16823 (vec_stack_p_reserve_exact_1): Declare.
16824 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16825 (vec_stack_free): Declare.
16826 (VEC_stack_alloc): Define.
16827 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16828 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16829 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16830 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16832 (stack_vecs): New static variable.
16833 (vec_stack_p_reserve_exact_1): New function.
16834 (vec_stack_o_reserve_1): New static function.
16835 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16836 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16837 (vec_stack_free): New function.
16838 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16839 (VEC_df_ref_stack_alloc): Define.
16840 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16841 DEF_VEC_ALLOC_P_STACK.
16842 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16843 (struct df_collection_rec): Change _vec fields to VEC. Remove
16845 (df_free_collection_rec): Adjust for new fields.
16846 (df_insn_rescan): Use new df_collection_rec fields.
16847 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16848 (df_ref_create_structure, df_ref_record): Likewise.
16849 (df_get_conditional_uses, df_get_call_refs): Likewise.
16850 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16851 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16852 (df_record_exit_block_uses, df_bb_verify): Likewise.
16853 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16854 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16855 Remove count parameter. Change return type to void. Change all
16857 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16858 Remove count parameter. Change return type to void. Change all
16860 (df_install_refs): Change old_vec parameter to VEC. Remove count
16861 parameter. Change all callers.
16862 (df_install_mws): Change old_vec parameter to VEC. Remove count
16863 parameter. Change all callers.
16864 (df_refs_verify): Change new_rec parameter to VEC. Change call
16866 (df_mws_verify): Likewise.
16868 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16870 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16872 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16874 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16876 2009-06-10 Anthony Green <green@moxielogic.com>
16878 * config/moxie/crti.asm: New file.
16879 * config/moxie/crtn.asm: New file.
16880 * config/moxie/moxie.c: New file.
16881 * config/moxie/moxie.h: New file.
16882 * config/moxie/sfp-machine.h: New file.
16883 * config/moxie/moxie-protos.h: New file.
16884 * config/moxie/t-moxie: Created.
16885 * config/moxie/t-moxie-softfp: Created.
16886 * config/moxie/moxie.md: Created.
16887 * config/moxie/constraints.md: Created.
16888 * config.gcc: Add moxie support.
16889 * doc/md.texi (Machine Constraints): Add moxie constraints.
16890 * doc/contrib.texi (Contributors): Mention moxie port.
16891 * doc/install.texi (Specific): Mention the moxie port.
16893 2009-06-09 Ian Lance Taylor <iant@google.com>
16895 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16896 compiling with C++.
16897 * optabs.c (optab_table): Only use designated initializers if
16898 HAVE_DESIGNATED_INITIALIZERS is defined.
16899 (convert_optab_table): Likewise.
16900 (init_optabs): Always call init_insn_codes if
16901 HAVE_DESIGNATED_INITIALIZERS is not defined.
16903 2009-06-09 Ian Lance Taylor <iant@google.com>
16905 * targhooks.c (default_builtin_vectorized_function): Change fn
16906 parameter to unsigned int.
16907 (default_builtin_vectorized_conversion): Change code parameter to
16909 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16910 * targhooks.h: Update declarations.
16911 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16912 parameter to unsigned int.
16914 * c-typeck.c (comptypes_check_enum_int): New static function.
16915 (comptypes_internal): Add enum_and_int_p parameter. Change all
16917 (comp_target_types): Add location parameter. Change all callers.
16918 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16919 Change all callers.
16920 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16921 (build_conditional_expr): Add colon_loc parameter. Change all
16923 (convert_for_assignment): Add location parameter. Change all callers.
16924 * c-parser.c (c_parser_conditional_expression): Pass location of
16925 colon to build_conditional_expr.
16926 * c-tree.h (build_conditional_expr): Update declaration.
16928 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16930 * graphite.c: Revert previous patch.
16932 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16935 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16937 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16939 * tree-ssa-loop-prefetch.c
16940 (loop_prefetch_arrays): Fixed a portability problem in printf format
16943 2009-06-09 Martin Jambor <mjambor@suse.cz>
16945 PR tree-optimization/40351
16946 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16947 refrence to a potential artifical subaccess can be constructed.
16949 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16951 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16952 (sh_override_options): Likewise.
16953 * config/sh/sh.c: Include params.h.
16954 (sh_optimization_options): New.
16955 (sh_override_options): Likewise.
16956 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16957 (OVERRIDE_OPTIONS): Use sh_override_options.
16959 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16961 * dwarf2out.c (emit_cfa_remember): New variable.
16962 (add_fde_cfi): If emit_cfa_remember, recurse to add
16963 DW_CFA_remember_state first.
16964 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16965 instead just set emit_cfa_remember.
16967 2009-06-08 Jan Hubicka <jh@suse.cz>
16970 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16972 2009-06-08 Jan Hubicka <jh@suse.cz>
16974 PR middle-end/39834
16975 * cgraphunit.c (save_inline_function_body): Do not copy transform
16976 hooks for saved inline bodies.
16977 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16978 for given function.
16980 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16982 * jump.c (returnjump_p): Handle delayed branches. Add missing
16985 2009-06-08 Jan Hubicka <jh@suse.cz>
16987 PR middle-end/40102
16988 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16989 original node might've been modified.
16990 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16992 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16994 * tree-object-size.c (addr_object_size): Add OSI argument.
16995 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16996 (compute_builtin_object_size, expr_object_size): Adjust callers.
16997 (plus_stmt_object_size): Call addr_object_size instead of
16998 compute_builtin_object_size.
17000 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17001 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17003 * tree-ssa-loop-prefetch.c
17004 (gather_memory_references): Introduced a counter for the number of
17006 (anything_to_prefetch_p): Introduced a counter for the number of
17008 (is_loop_prefetching_profitable): New function with a cost model
17010 (loop_prefetch_arrays): Use the new cost model to determine if
17011 prefetching is profitable.
17012 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17013 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17014 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17015 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17016 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17017 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17019 2009-06-08 Michael Matz <matz@suse.de>
17022 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17023 partitions use the same.
17024 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17025 for basevars of SSA_NAMEs.
17026 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17027 to not expand them twice.
17028 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17031 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17033 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17034 (fdump-final-insns=, gtoggle): New.
17035 * doc/invoke.texi: Document them.
17036 * final.c (rest_of_clean_state): Dump final insn stream.
17037 * gcc.c (invoke_as): Hook in -fcompare-debug.
17038 (static_spec_functions): Add compare-debug-dump-opt,
17039 compare-debug-self-opt and compare-debug-auxbase-opt.
17040 (compare_debug, compare_debug_second, compare_debug_opt): New.
17041 (switches_debug_check, n_switches_debug_check): New.
17042 (debug_auxbase_opt, debug_check_temp_file): New.
17043 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17045 (do_self_spec): Handle arguments after switches.
17046 (do_spec_1): Add .gk extension to temp file basenames for compare.
17047 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17048 (cc1_options): Use it instead of normal auxbase computation for
17049 the second compare-debug compilation.
17050 (compare_files): New.
17051 (main): Set up and implement compare debug mode.
17052 (compare_debug_dump_opt_spec_function): New.
17053 (compare_debug_self_opt_spec_function): New.
17054 (compare_debug_auxbase_opt_spec_function): New.
17055 * toplev.c (process_options): Handle flag_gtoggle,
17056 flag_dump_final_insns.
17057 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17058 during -fcompare-debug-second compilation.
17060 2009-06-07 Ian Lance Taylor <iant@google.com>
17062 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17063 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17065 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17066 with no default node. Change warning with %H to warning_at.
17067 Don't clear warn_switch around case checking.
17068 * doc/invoke.texi (Warning Options): Clarify distinction between
17069 -Wswitch and -Wswitch-enum.
17071 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17073 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17075 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17077 * gbl-ctors.h: Add header guard.
17079 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17081 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17082 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17083 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17084 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17085 prototypes for removed functions.
17086 (expressions_equal_p): Move to ...
17087 * tree-ssa-sccvn.h: ... here and ...
17088 * matrix-reorg.c: ... adjust includes.
17090 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17092 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17094 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17096 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17097 (finish_function): Remove erroneous whitespace.
17099 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17101 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17102 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17104 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17106 * errors.c (internal_error): Commentary typo fix.
17107 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17108 * tree-ssa-pre.c: Ditto.
17110 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17112 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17113 them is supposed to hold actual statements.
17115 2009-06-06 Ian Lance Taylor <iant@google.com>
17117 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17118 empty statements can now have attributes.
17120 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17122 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17123 * config/mips/mips.md: Ditto.
17125 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17127 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17129 (__eabi_uconvert): Likewise.
17131 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17133 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17134 CFI_* definitions with IN_GCC.
17136 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17138 * xcoffout.h (xcoffout_source_line): Update prototype.
17140 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17142 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17143 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17145 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17147 PR middle-end/40340
17148 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17149 inlined_function_outer_scope_p blocks for artificial inlines
17151 * tree.c (tree_nonartificial_location): Rewrite using
17152 block_nonartificial_location.
17154 2009-06-05 Revital Eres <eres@il.ibm.com>
17155 Leehod Baruch <leehod@il.ibm.com>
17157 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17158 (expand_expr_real_1): Remove comment.
17159 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17160 Vectorize misaligned access when the target supports it.
17161 (vect_supportable_dr_alignment): Check for unaligned access support.
17162 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17165 2009-06-05 Julian Brown <julian@codesourcery.com>
17167 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17168 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17170 2009-06-05 Richard Guenther <rguenther@suse.de>
17173 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17174 as possibly unused.
17176 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17178 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17179 (save_gprs): Don't tell unwinder when a global register is saved.
17180 (s390_emit_epilogue): Emit needed epilogue unwind info.
17182 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17184 * dwarf2out.c (deferred_asm_name): New.
17185 (add_name_and_src_coords_attributes): Defer creation of
17186 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17188 (move_linkage_attr): New.
17189 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17192 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17194 * tree-nested.c (finalize_nesting_tree_1): Declare the
17195 frame_decl in the binding tree.
17197 2009-06-04 Cary Coutant <ccoutant@google.com>
17199 * basic-block.h (struct basic_block_def): Add discriminator field.
17200 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17202 * debug.c (do_nothing_debug_hooks): Add additional entry.
17203 (debug_nothing_int_charstar_int): New function.
17204 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17205 (debug_nothing_int_charstar_int): New declaration.
17206 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17207 discriminator value in .loc directive.
17208 * final.c (last_discriminator): New variable.
17209 (discriminator): New variable.
17210 (final_start_function): Initialize above variables, pass current
17211 discriminator to debug hook.
17212 (notice_source_line): Check for discriminator change.
17213 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17214 * sdbout.c (sdbout_source_line): New parameter.
17215 * tree-cfg.c (struct locus_discrim_map): New structure type.
17216 (discriminator_per_locus): New hash table.
17217 (build_gimple_cfg): Allocate and free discriminator hash table.
17218 (make_edges): Call assign_discriminator.
17219 (locus_map_hash): New function.
17220 (locus_map_eq): New function.
17221 (next_discriminator_for_locus): New function.
17222 (same_line_p): New function.
17223 (assign_discriminator): New function.
17224 (make_cond_expr_edges): Call assign_discriminator.
17225 (make_gimple_switch_edges): Likewise.
17226 (first_non_label_stmt): New function.
17227 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17229 * xcoffout.c (xcoffout_source_line): Add new parameter.
17231 * configure.ac (gcc_cv_as_discriminator): New configury check for
17232 gas support for discriminator.
17233 * configure: Regenerate.
17234 * config.in: Regenerate.
17236 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17238 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17239 val after checking for integers.
17241 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17243 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17245 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17246 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17247 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17248 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17249 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17250 X64_SSE_REGPARM_MAX.
17251 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17252 X64_SSE_REGPARM_MAX.
17254 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17256 * gcc.c (report_times_to_file): New.
17257 (execute): Implement it.
17258 (process_command): Support -time=.
17259 * doc/invoke.texi: Document it.
17261 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17263 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17264 that have value exprs.
17266 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17268 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17269 declarations for constants until...
17270 (dw2_output_indirect_constant_1): ... this point.
17272 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17275 * arm.md (arm_addsi3): Don't try to split an add with an
17276 eliminable register until after reload has completed.
17278 2009-06-03 Ian Lance Taylor <iant@google.com>
17280 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17281 * genattrtab.c (write_length_unit_log): Likewise.
17282 * genchecksum.c (dosum): Likewise.
17283 * gengtype.c (write_rtx_next): Likewise.
17284 (finish_root_table, write_roots): Likewise.
17285 * gimple.c (gimple_ops_offset_): Likewise.
17286 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17287 * config/arc/arc.c (arc_attribute_table): Likewise.
17288 * config/arm/arm.c (arm_attribute_table): Likewise.
17289 * config/avr/avr.c (avr_attribute_table): Likewise.
17290 * config/crx/crx.c (crx_attribute_table): Likewise.
17291 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17292 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17293 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17294 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17295 * config/sh/sh.c (sh_attribute_table): Likewise.
17296 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17297 * config/spu/spu.c (spu_attribute_table): Likewise.
17298 * config/v850/v850.c (v850_attribute_table): Likewise.
17300 * config/alpha/alpha.c (vms_attribute_table): Make static.
17301 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17302 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17303 * config/mips/mips.c (mips_attribute_table): Likewise.
17305 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17307 (cc1-checksum.o): Likewise.
17309 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17311 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17313 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17315 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17316 insn if it is changing sp. Use gen_add3_insn instead of
17317 conditionally gen_addsi3 and gen_adddi3.
17318 (offset_below_red_zone_p): New static inline function.
17319 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17320 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17321 * config/rs6000/ppc-asm.h: Include auto-host.h.
17322 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17323 CFI_RESTORE): Define.
17324 * config/rs6000/crtresxgpr.asm: Add unwind info.
17325 * config/rs6000/crtresxfpr.asm: Likewise.
17326 * config/rs6000/crtresgpr.asm: Likewise.
17327 * config/rs6000/crtresfpr.asm: Likewise.
17328 * config/rs6000/crtsavgpr.asm: Likewise.
17329 * config/rs6000/crtsavfpr.asm: Likewise.
17331 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17332 argument of DWARF2_FRAME_REG_OUT macros.
17334 2009-06-03 Julian Brown <julian@codesourcery.com>
17336 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17337 words or less (including TImode) in core registers.
17339 2009-06-03 Richard Guenther <rguenther@suse.de>
17341 PR middle-end/40328
17342 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17344 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17346 * statistics.c (statistics_counter_event): Do not record event
17347 in pass dump if its number == -1.
17348 (curr_statistics_hash): Add assert that we never get passes
17349 with static number == -1.
17351 2009-06-03 Richard Guenther <rguenther@suse.de>
17352 Andrey Belevantsev <abel@ispras.ru>
17354 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17355 non-BLKmode arrays addressable.
17357 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17359 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17360 * config/m68k/m68k.h: ... here.
17362 2009-06-03 Martin Jambor <mjambor@suse.cz>
17364 PR tree-optimization/40323
17365 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17368 2009-06-03 Richard Guenther <rguenther@suse.de>
17370 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17373 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17375 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17376 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17377 JUMP_TABLE_DATA_P where applicable.
17378 * config/sh/sh.c: Ditto.
17379 * config/sh/sh.h: Ditto.
17380 * config/sh/sh.md: Ditto.
17381 * config/sh/symbian.c: Ditto.
17383 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17385 * config/i386/driver-i386.c (describe_cache): Optimize
17386 concatenation of strings. Use snprintf instead of sprintf.
17387 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17388 target when not compiling with GCC.
17390 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17392 * config/sh/sh.c: Revert last change.
17393 (sh_expand_epilogue): Emit a blockage insn before the frame
17394 pointer adjustment unconditionally.
17396 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17398 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17399 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17400 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17401 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17402 to COLLECT_GCC_OPTIONS.
17404 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17406 * collect2.c (target_system_root): New variable.
17407 (main): Handle --sysroot=.
17408 (ignore_library): Strip the sysroot from the library path.
17410 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17412 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17413 (collect2.o): Depend on collect2-aix.h.
17414 (collect2-aix.o): New rule.
17415 * collect2-aix.h: New file.
17416 * collect2-aix.c: Likewise.
17417 * collect2.c: Include collect2-aix.h. Don't undefine
17418 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17419 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17420 Use TARGET_AIX_VERSION instead of _AIX51.
17421 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17422 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17423 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17424 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17425 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17427 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17429 * collect2.c (ignore_library): Avoid premature post-increment
17430 and null deference.
17432 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17434 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17435 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17436 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17437 CROSS_DIRECTORY_STRUCTURE too.
17438 (LINK_LIBG_SPEC): Likewise.
17439 (LIB_SPEC): Add %R to sysroot paths.
17440 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17441 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17442 * config/rs6000/aix51.h: As for aix43.h.
17443 * config/rs6000/aix52.h: Likewise.
17444 * config/rs6000/aix53.h: Likewise.
17445 * config/rs6000/aix61.h: Likewise.
17446 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17447 to the beginning of sysroot paths.
17449 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17451 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17452 INSN_LISTs that are out of the REG_NOTE range.
17454 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17456 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17457 (struct var_to_expand): Likewise.
17458 (struct opt_info): Add head and tail for linked lists of the above.
17459 (analyze_insn_to_expand_var): Initialize next.
17460 (analyze_iv_to_split_insn): Likewise.
17461 (analyze_insns_in_loop): Create linked lists.
17462 (allocate_basic_variable): Simplify for use without hash table.
17463 (insert_var_expansion_initialization): Likewise, make it type-safer.
17464 (combine_var_copies_in_loop_exit): Likewise.
17465 (apply_opt_in_copies): Walk lists rather than hash tables.
17466 (release_var_copies): Simplified and inlined by hand into...
17467 (free_opt_info): ... this function.
17469 2009-06-02 Richard Guenther <rguenther@suse.de>
17471 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17474 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17476 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17477 only for builtins that are not overridden.
17479 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17481 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17484 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17486 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17488 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17490 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17492 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17494 * common.opt (fdump-unnumbered-links): New.
17495 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17496 * print-rtl.c (flag_dump_unnumbered_links): New.
17497 (print_rtx): Test it.
17499 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17501 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17502 push/pop multiple to 8-byte alignment.
17504 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17506 * config/i386/i386.c (queued_cfa_restores): New static variable.
17507 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17509 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17510 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17511 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17512 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17513 note unconditionally.
17514 (ix86_emit_restore_regs_using_mov): Likewise.
17515 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17516 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17517 it through to ix86_emit_restore_reg_using_pop.
17518 (ix86_emit_leave): Add RED_OFFSET argument. Call
17519 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17520 instead of adding REG_CFA_OFFSET note unconditionally.
17521 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17522 the above functions. Call ix86_add_queued_cfa_restore_notes when
17525 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17526 force output of the label even for dwarf2out_do_cfi_asm.
17527 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17528 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17529 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17531 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17532 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17533 dwarf2out_cfi_label callers.
17534 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17535 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17536 Adjust dwarf2out_cfi_label callers.
17537 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17539 * config/i386/i386.h (struct machine_cfa_state,
17540 struct machine_function): Guard with ifndef USED_FOR_TARGET
17541 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17544 * emutls.c (__emutls_get_address): Change arr->size to mean number
17545 of allocated arr->data entries instead of # of slots + 1.
17547 PR middle-end/40316
17548 * recog.c (peep2_reinit_state): New function.
17549 (peephole2_init_state): Use it at the end of a basic block and also
17550 when seeing a RTX_FRAME_RELATED_P insn.
17552 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17554 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17555 fixuns_truncrfdi2): New.
17556 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17557 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17558 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17559 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17560 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17561 *recip_approx): Remove.
17562 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17563 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17564 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17566 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17569 2009-06-01 Ian Lance Taylor <iant@google.com>
17571 * attribs.c (register_attribute): Use CONST_CAST.
17572 * collect2.c (main): Use CONST_CAST2.
17573 (scan_prog_file): Likewise.
17574 * gcc.c (process_command, main): Likewise.
17575 * toplev.c (toplev_main): Likewise.
17577 * c-typeck.c (handle_warn_cast_qual): New static function,
17578 partially broken out of build_c_cast.
17579 (build_c_cast): Call handle_warn_cast_qual.
17580 * doc/invoke.texi (Warning Options): Document new effect of
17583 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17585 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17586 (diagnostic_report_current_module): Print columns.
17587 * common.opt (flag_show_column): Enable by default.
17589 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17591 * alias.c (find_base_term): Check for NULL term before returning.
17593 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17595 Revert due to PR40320:
17596 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17597 * calls.c (emit_library_call_value_1): Don't force_operand for move
17600 2009-06-01 Olivier Hainque <hainque@adacore.com>
17601 Eric Botcazou <ebotcazou@adacore.com>
17603 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17604 to be processed as a bitfield for constructor output purposes.
17605 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17607 * varasm.c (oc_local_state): New type, output_constructor
17608 local state to support communication with helpers.
17609 (oc_outer_state): New type, output_constructor outer state of
17610 relevance in recursive calls.
17611 (output_constructor_array_range): New output_constructor helper,
17612 extracted code for an array range element.
17613 (output_constructor_regular_field): New output_constructor helper,
17614 extracted code for an element that is not a bitfield.
17615 (output_constructor_bitfield): New output_constructor helper,
17616 extracted code for a bitfield element. Accept an OUTER state
17617 argument for recursive processing. Recurse on record or array
17618 CONSTRUCTOR values, possibly past noop conversions.
17619 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17620 VALUE is a valid constant-valued expression for use in a static
17621 bit-field initializer.
17622 (output_constructor): Rework to use helpers. Accept and honor an
17623 OUTER state argument for recursive calls. Return total size. Be
17624 prepared for nested constructors initializing bitfields.
17625 (output_constant): Feed OUTER in calls to output_constructor.
17627 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17629 * calls.c (emit_library_call_value_1): Don't force_operand for move
17632 2009-06-01 Nick Clifton <nickc@redhat.com>
17634 * doc/invoke.texi (IA-64 Options): Fix typo.
17636 2009-06-01 Ira Rosen <irar@il.ibm.com>
17638 PR tree-optimization/39129
17639 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17641 (vect_do_peeling_for_loop_bound): Use
17642 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17643 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17644 (vect_loop_versioning): Likewise.
17645 (vect_create_cond_for_alias_checks): Fix indentation.
17646 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17648 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17649 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17650 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17651 "control flow in loop".
17652 (vect_estimate_min_profitable_iters): Use
17653 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17654 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17655 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17656 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17657 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17658 statement belongs to a group of strided accesses with the exact code
17660 (vectorizable_load): Likewise.
17661 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17662 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17664 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17666 * config/freebsd-stdint.h: New file.
17667 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17668 Add freebsd-stdint.h to tm_file.
17670 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17672 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17673 (thumb2_extendhidi2): Likewise.
17675 2009-05-31 Ian Lance Taylor <iant@google.com>
17677 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17679 2009-05-31 Ian Lance Taylor <iant@google.com>
17681 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17682 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17683 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17685 2009-05-31 Jason Merrill <jason@redhat.com>
17687 * tree-pretty-print.c (print_call_name): Take the callee, not the
17688 call itself. Make non-static. Use dump_function_name for functions.
17689 (dump_generic_node): Adjust.
17690 * diagnostic.h: Declare print_call_name.
17691 * gimple-pretty-print.c (dump_gimple_call): Use it.
17693 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17695 * config/sh/sh.md (ashldi3_std): New define_expand.
17698 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17701 * config/sh/sh.c: Include debug.h.
17702 (sh_expand_epilogue): Emit a blockage insn before the frame
17703 pointer adjustment also when dwarf2out_do_frame returns true.
17705 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17707 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17708 (thumb2_extendqidi2): New pattern.
17710 2009-05-31 Ira Rosen <irar@il.ibm.com>
17712 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17713 mark phis for renaming.
17714 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17715 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17716 Call mark_sym_for_renaming.
17717 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17718 * tree-vect-loop.c (vect_transform_loop): Remove
17719 vect_memsyms_to_rename initialization and a call to
17720 mark_set_for_renaming.
17722 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17724 PR middle-end/40304
17725 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17726 frame related even if !set_cfa && style < 0.
17728 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17730 * config/i386/mingw-tls.c: New file.
17731 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17732 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17733 defining _WIN32 but not __CYGWIN__.
17735 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17737 * configure.ac: Add MPC support.
17739 * config.in, configure: Regenerate.
17741 2009-05-29 Richard Henderson <rth@redhat.com>
17743 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17744 NOTE_INSN_BASIC_BLOCK.
17745 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17746 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17747 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17749 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17751 (add_cfi): Disable check redefining cfa away from drap.
17752 (lookup_cfa_1): Add remember argument; handle remember/restore.
17753 (lookup_cfa): Pass remember argument.
17754 (cfa_remember): New.
17755 (compute_barrier_args_size_1): Remove sibcall check.
17756 (dwarf2out_frame_debug_def_cfa): New.
17757 (dwarf2out_frame_debug_adjust_cfa): New.
17758 (dwarf2out_frame_debug_cfa_offset): New.
17759 (dwarf2out_frame_debug_cfa_register): New.
17760 (dwarf2out_frame_debug_cfa_restore): New.
17761 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17762 (dwarf2out_begin_epilogue): New.
17763 (dwarf2out_frame_debug_restore_state): New.
17764 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17765 DW_CFA_restore_state.
17766 (output_cfi_directive): Likewise.
17767 (convert_cfa_to_fb_loc_list): Likewise.
17768 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17769 * dwarf2out.h: Update.
17770 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17771 (copy_insn_1): Early out for null.
17772 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17773 and dwarf2out_frame_debug_restore_state.
17774 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17775 (prologue_insn_hash, epilogue_insn_hash): New.
17776 (free_after_compilation): Adjust freeing accordingly.
17777 (record_insns): Create hash table if needed; push insns into
17778 hash instead of array.
17779 (maybe_copy_epilogue_insn): New.
17780 (contains): Search hash table instead of array.
17781 (sibcall_epilogue_contains): Remove.
17782 (thread_prologue_and_epilogue_insns): Split eh_return insns
17783 and mark them as epilogues.
17784 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17785 scanning in terms of basic blocks.
17786 * insn-notes.def (CFA_RESTORE_STATE): New.
17787 * jump.c (returnjump_p_1): Accept EH_RETURN.
17788 (eh_returnjump_p_1, eh_returnjump_p): New.
17789 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17790 CFA_REGISTER, CFA_RESTORE): New.
17791 * rtl.def (EH_RETURN): New.
17792 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17794 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17795 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17797 * config/i386/i386.c (gen_push): Update cfa state.
17798 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17799 add a CFA_ADJUST_CFA note.
17800 (ix86_dwarf_handle_frame_unspec): Remove.
17801 (ix86_expand_prologue): Update cfa state.
17802 (ix86_emit_restore_reg_using_pop): New.
17803 (ix86_emit_restore_regs_using_pop): New.
17804 (ix86_emit_leave): New.
17805 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17806 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17807 * config/i386/i386.h (struct machine_cfa_state): New.
17808 (ix86_cfa_state): New.
17809 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17810 (eh_return_internal): Merge from eh_return_<mode>,
17811 use eh_return rtx, split w/ epilogue.
17813 2009-05-29 Ian Lance Taylor <iant@google.com>
17815 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17817 * calls.c (emit_library_call_value_1): Likewise.
17819 * c-typeck.c (c_build_va_arg): New function.
17820 * c-tree.h (c_build_va_arg): Declare.
17821 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17822 instead of build_va_arg.
17824 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17826 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17827 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17828 (ptr_difference_cost): Use affine combinations to compute it.
17829 (difference_cost): Likewise.
17830 (get_computation_cost_at): Compute more accurate cost for addresses
17831 if the ratio is a multiplier allowed in addresses.
17832 For non-addresses, consider that an additional offset or symbol is
17835 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17837 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17838 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17840 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17841 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17842 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17844 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17845 to 1 for TYPE_SSE{IADD1,CVT1}.
17846 (prefix_vex_imm8): Removed.
17847 (length_vex): Only pass 1 as second argument to
17848 ix86_attr_length_vex_default if prefix_extra is 0.
17849 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17850 (length): For prefix vex computation use length_immediate
17851 attribute instead of prefix_vex_imm8.
17852 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17853 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17854 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17855 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17856 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17857 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17858 a space in between the operands.
17859 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17860 if one operand is 0xff and the other one si, di, bp or sp.
17861 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17862 other one si, di, bp or sp.
17863 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17864 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17865 type and mode attributes.
17866 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17867 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17868 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17869 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17870 prefix_data16 attribute iff MODE_DF.
17871 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17872 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17873 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17874 constm128_operand in length_immediate computation.
17875 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17876 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17877 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17878 length_immediate attribute to 1.
17879 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17880 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17881 for certain alternatives.
17882 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17883 prefix_data16 attribute if MODE_V1DF.
17884 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17885 length_immediate to 1.
17886 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17887 length_address to 4, set mode attribute to MODE_DI.
17888 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17889 (fxam<mode>2_i387): Set length attribute to 4.
17890 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17891 *prefetch_3dnow_rex): Override length_address attribute.
17892 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17894 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17895 (constm128_operand): Removed.
17896 * config/i386/i386.c (memory_address_length): For
17897 disp && !index && !base in 64-bit mode account for SIB byte if
17898 print_operand_address can't optimize disp32 into disp32(%rip)
17899 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17900 for fs: or gs: segment.
17901 (ix86_attr_length_immediate_default): When checking if shortform
17902 is possible, truncate immediate to the length of the non-shortened
17904 (ix86_attr_length_address_default): Ignore MEM_P operands
17906 (ix86_attr_length_vex_default): Only check for DImode on
17907 GENERAL_REG_P operands.
17908 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17909 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17910 (sse_cvttps2pi): Clear prefix_rep attribute.
17911 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17913 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17914 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17915 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17916 iff operand 2 is const_int_operand.
17917 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17918 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17919 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17921 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17923 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17924 prefix_data16 attribute for movlpd and movhpd instructions.
17925 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17926 length_immediate for shufpd instruction.
17927 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17928 (avx_cmpp<avxmodesuffixf2c><mode>3,
17929 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17930 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17931 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17932 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17933 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17934 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17935 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17936 prefix_data16 attribute for the first alternative to 1.
17937 (*avx_loadlps): Override length_immediate for the first alternative.
17938 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17939 attributes for second alternative.
17940 (*vec_concatv2sf_sse4_1): Override length_immediate and
17941 prefix_data16 attributes for second alternative.
17942 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17943 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17944 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17945 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17946 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17947 prefix_data16 and length_immediate to 1.
17948 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17950 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17951 prefix_extra attribute for variants that don't have 0f prefix alone.
17952 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17953 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17954 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17955 *sse4_1_pextrd): Set length_immediate to 1.
17956 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17957 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17959 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17960 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17961 length_immediate to 1 for second alternative.
17962 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17963 prefix_extra and length_immediate attributes for the first
17965 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17967 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17968 to 1 for the first and third alternative.
17969 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17971 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17973 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17975 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17976 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17977 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17978 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17979 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17980 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17981 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17982 ssse3_psign<mode>3): Override prefix_rex attribute.
17983 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17984 (ssse3_palignrti): Override length_immediate to 1.
17985 (ssse3_palignrdi): Override length_immediate to 1, override
17986 prefix_rex attribute.
17987 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17988 (sse4a_extrqi): Override length_immediate to 2.
17989 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17990 (sse4a_insertq): Override prefix_data16 to 0.
17991 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17992 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17993 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17994 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17995 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17996 and length_immediate to 1.
17997 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17998 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17999 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18000 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18001 and length_immediate to 1.
18002 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18003 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18004 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18005 avx_ptest256): Override prefix_extra to 1.
18006 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18007 Override prefix_data16 and length_immediate to 1.
18008 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18009 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18010 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18011 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18012 prefix_data16 to 0 and prefix_extra to 2.
18013 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18014 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18016 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18017 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18018 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18019 and prefix_extra to 2.
18020 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18021 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18022 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18023 avx_vpermilvar<mode>3,
18024 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18025 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18026 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18027 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18028 Override prefix_extra to 1.
18029 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18030 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18031 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18032 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18033 prefix_extra and length_immediate to 1.
18034 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18036 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18037 to 1 for the first alternative.
18038 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18039 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18041 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18042 *movv2sf_internal_avx, *movv2sf_internal): Override
18043 prefix_rep attribute for certain alternatives.
18044 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18045 attributes for certain alternatives.
18046 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18047 attributes for certain alternatives.
18048 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18049 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18050 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18051 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18052 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18053 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18054 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18055 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18056 length_immediate to 1 if operand 2 is const_int_operand.
18057 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18058 *vec_extractv2si_1): Set length_immediate attribute to 1.
18059 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18060 using old 3DNOW insn rather than SSE/3DNOW_A.
18061 (mmx_emms, mmx_femms): Clear modrm attribute.
18063 2009-05-29 Martin Jambor <mjambor@suse.cz>
18065 * tree-sra.c: New implementation of SRA.
18067 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18068 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18069 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18070 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18071 (SRA_MAX_STRUCTURE_COUNT): Removed.
18072 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18073 * doc/invoke.texi (sra-max-structure-size): Removed.
18074 (sra-field-structure-ratio): Removed.
18076 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18078 PR middle-end/40291
18079 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18082 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18084 PR rtl-optimization/40101
18085 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18086 seqno. Adjust comment.
18087 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18088 inserting bookkeeping before a jump, the jump is not scheduled.
18089 When no positive seqno found, provide a value. Add comment.
18091 2009-05-29 Richard Guenther <rguenther@suse.de>
18093 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18094 short-cutting on the first component.
18096 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18098 PR middle-end/39958
18099 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18100 for trees other than decls/types.
18102 2009-05-29 Richard Guenther <rguenther@suse.de>
18104 * tree-ssa-operands.c (get_expr_operands): Do not handle
18105 INDIRECT_REFs in the handled-component case. Remove
18106 unused get_ref_base_and_extent case.
18107 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18108 tree_low_cst and host_integerp where possible.
18109 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18110 codes for equivalence.
18111 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18113 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18115 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18116 to tmake_file for i[34567]86-*-cygwin*.
18118 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18121 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18122 (altivec_categorize_keyword, init_vector_keywords,
18123 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18126 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18128 * tree.c (handle_dll_attribute): Check if node is
18129 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18131 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18133 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18135 (thumb2_zero_extendqidi2): Likewise.
18137 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18139 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18140 instead of gen_movrt.
18141 * config/sh/sh.md (movrt): Remove.
18143 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18145 * doc/invoke.texi (IA-64 Options):
18146 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18147 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18148 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18149 -msched-prefer-non-control-spec-insns,
18150 -msched-stop-bits-after-every-cycle,
18151 -msched-count-spec-in-critical-path,
18152 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18153 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18154 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18155 and -msched-spec-verbose.
18157 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18159 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18160 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18162 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18164 2009-05-28 Richard Guenther <rguenther@suse.de>
18166 * tree-ssa-alias.c (ao_ref_init): New function.
18167 (ao_ref_base): Likewise.
18168 (ao_ref_base_alias_set): Likewise.
18169 (ao_ref_alias_set): Likewise.
18170 (refs_may_alias_p_1): Change signature.
18171 (refs_may_alias_p): Adjust.
18172 (refs_anti_dependent_p): Likewise.
18173 (refs_output_dependent_p): Likewise.
18174 (call_may_clobber_ref_p_1): Change signature.
18175 (call_may_clobber_ref_p): Adjust.
18176 (stmt_may_clobber_ref_p_1): New function split out from ...
18177 (stmt_may_clobber_ref_p): ... here.
18178 (maybe_skip_until): Adjust signature.
18179 (get_continuation_for_phi): Likewise.
18180 (walk_non_aliased_vuses): Likewise.
18181 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18182 (ao_ref_init): Declare.
18183 (ao_ref_base): Likewise.
18184 (ao_ref_alias_set): Likewise.
18185 (stmt_may_clobber_ref_p_1): Likewise.
18186 (walk_non_aliased_vuses): Adjust.
18187 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18188 (get_ref_from_reference_ops): remove.
18189 (vn_reference_lookup_2): Adjust signature.
18190 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18191 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18192 (vn_reference_lookup): Adjust.
18193 (vn_reference_insert): Likewise.
18194 (vn_reference_insert_pieces): Adjust signature.
18195 (visit_reference_op_call): Adjust.
18196 * tree-ssa-pre.c (get_expr_type): Simplify.
18197 (phi_translate_1): Adjust.
18198 (compute_avail): Likewise.
18199 (translate_vuse_through_block): Do not re-build trees.
18200 (value_dies_in_block_x): Likewise.
18201 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18203 (vn_reference_lookup_pieces): Adjust declaration.
18204 (vn_reference_insert_pieces): Likewise.
18206 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18208 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18209 with checking disabled.
18211 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18215 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18216 macro definition for support of three-operand format aligned
18217 .comm directive in assembler on cygwin/pe/mingw target OS.
18218 * configure: Regenerate.
18219 * config.h: Regenerate.
18221 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18222 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18223 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18225 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18226 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18228 2009-05-28 Ira Rosen <irar@il.ibm.com>
18230 PR tree-optimization/40254
18231 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18232 in analysis of basic blocks.
18234 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18236 PR middle-end/33699
18237 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18238 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18239 (TARGET_INITIALIZER): Use it.
18240 * cse.c (CHEAPER): Move it up to the other macros.
18241 (insert): Rename this ...
18242 (insert_with_costs): ... to this. Add cost parameters. Update
18244 (insert): New function. Call insert_with_costs.
18245 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18246 find_reg_offset_for_const, try_const_anchors): New functions.
18247 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18248 when using a const-anchor. Call insert_const_anchors.
18249 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18250 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18252 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18254 * tree-inline.c (remap_decls): Enable nonlocalized variables
18255 when not optimizing.
18257 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18259 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18260 Simplify other tests involving optimize.
18262 2009-05-27 Tom Tromey <tromey@redhat.com>
18264 * unwind-dw2.c (_Unwind_DebugHook): New function.
18265 (uw_install_context): Call _Unwind_DebugHook.
18267 2009-05-27 Tom Tromey <tromey@redhat.com>
18269 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18271 2009-05-27 Ian Lance Taylor <iant@google.com>
18273 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18274 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18275 (ALL_LINKERFLAGS): Define.
18276 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18277 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18278 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18279 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18280 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18281 $(LINKER_FOR_BUILD).
18282 (build/gcov-iov$(build_exeext)): Likewise.
18284 2009-05-27 Julian Brown <julian@codesourcery.com>
18286 * gcse.c (target.h): Include.
18287 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18288 copy of argument to a pseudo register.
18290 2009-05-27 Diego Novillo <dnovillo@google.com>
18292 * tree-ssa-live.c (dump_scope_block): Document arguments.
18293 (dump_scope_blocks): Document.
18294 (debug_scope_blocks): New.
18295 * tree-flow.h (debug_scope_blocks): Declare.
18297 2009-05-21 Denis Chertykov <denisc@overta.ru>
18299 * doc/contrib.texi (Contributors): Add myself to the list.
18301 2009-05-27 Olivier Hainque <hainque@adacore.com>
18303 * expr.c (target_align): New function. Alignment the TARGET of an
18304 assignment may be assume to have.
18305 (highest_pow2_factor_for_target): Use it instead of relying on
18306 immediate tree attributes of TARGET, not necessarily honored when
18307 intermediate bitfields are involved.
18309 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18312 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18313 AVX, SSE4, AES, PCLMUL and POPCNT.
18315 2009-05-27 Diego Novillo <dnovillo@google.com>
18317 * tree-pretty-print.c (dump_location): New.
18318 (dump_generic_node): Call it.
18319 Factor code to handle BLOCK nodes ...
18320 (dump_block_node): ... here.
18322 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18324 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18326 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18328 * gcc-plugin.h: Include config.h and system.h.
18329 (IN_GCC): Define if not defined.
18331 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18333 PR middle-end/40249
18334 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18337 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18339 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18341 * config/m32r/m32r.h: Ditto.
18342 * config/m32r/m32r.md: Ditto.
18343 * config/m32r/predicates.md: Ditto.
18345 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18347 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18349 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18352 (Loading plugins): typo.
18353 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18354 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18355 (Interacting with the GCC Garbage Collector): Added new section.
18356 (Giving information about a plugin): Added new section for
18358 * ggc.h (ggc_register_root_tab): Added declaration.
18359 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18360 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18361 (register_callback): Improved comment in declaration.
18362 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18363 (extra_root_vec) Added static variable for dynamic roots registration.
18364 (ggc_register_root_tab) Added new routine.
18365 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18366 PLUGIN_GGC_MARKING event.
18367 * ggc-zone.c: Include plugin.h.
18368 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18369 * ggc-page.c: Include plugin.h.
18370 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18371 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18372 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18373 (register_callback): check lack of callbacks for
18374 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18375 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18376 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18377 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18378 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18379 dependency on plugin.h.
18380 (plugin.o): Added dependency on ggc.h...
18382 2009-05-26 Richard Guenther <rguenther@suse.de>
18384 PR middle-end/40248
18386 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18387 with mismatched comparison modes.
18389 * expr.c (expand_expr_real_1): Expand the operand of a
18390 VIEW_CONVERT_EXPR in its natural mode.
18392 2009-05-26 Ian Lance Taylor <iant@google.com>
18394 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18395 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18396 (ALL_COMPILERFLAGS): Define.
18397 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18398 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18399 (collect2$(exeext), collect2.o): Likewise.
18400 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18401 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18402 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18403 (libbackend.o, intl.o, cppdefault.o): Likewise.
18404 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18405 (build/%.o): Use $(COMPILER_FOR_BUILD).
18406 (build/gen%$(build_exeext)): Likewise.
18407 (build/gcov-iov$(build_exeext)): LIkewise.
18408 * config/t-darwin (darwin.o): Use $(COMPILER).
18409 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18410 * config/t-sol2 (sol2-c.o): Likewise.
18411 (sol2.o): Likewise.
18412 * config/t-vxworks (vxworks.o): Likewise.
18413 * config/x-darwin (host-darwin.o): Likewise.
18414 * config/x-hpux (host-hpux.o): Likewise.
18415 * config/x-linux (host-linux.o): Likewise.
18416 * config/x-solaris (host-solaris.o): Likewise.
18417 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18418 * config/arm/t-arm (arm-c.o): Likewise.
18419 * config/arm/t-pe (pe.o): Likewise.
18420 * config/arm/t-wince-pe (pe.o): Likewise.
18421 * config/i386/t-cygming (winnt.o): Likewise.
18422 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18423 * config/i386/t-cygwin (cygwin1.o): Likewise.
18424 (cygwin2.o): Likewise.
18425 * config/i386/t-i386 (i386-c.o): Likewise.
18426 * config/i386/t-interix (winnt.o): Likewise.
18427 * config/i386/t-netware (netware.o): Likewise.
18428 * config/i386/t-nwld (nwld.o): Likewise.
18429 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18430 * config/i386/x-i386 (driver-i386.o): Likewise.
18431 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18432 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18433 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18434 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18435 * config/mips/x-native (driver-native.o): Likewise.
18436 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18437 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18438 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18439 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18440 * config/score/t-score-elf (score7.o): Likewise.
18441 (score3.o): Likewise.
18442 * config/sh/t-sh (sh-c.o): Likewise.
18443 * config/sh/t-symbian (sh-c.o): Likewise.
18444 (symbian.o): Likewise.
18445 * config/spu/t-spu-elf (spu-c.o): Likewise.
18446 * config/v850/t-v850 (v850-c.o): Likewise.
18447 * config/v850/t-v850e (v850-c.o): Likewise.
18449 2009-05-26 Richard Guenther <rguenther@suse.de>
18451 PR tree-optimization/40122
18452 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18453 VECTOR_CSTs if possible.
18454 (fold_gimple_assign): Likewise.
18456 2009-05-26 Richard Guenther <rguenther@suse.de>
18458 PR middle-end/40252
18459 * fold-const.c (fold_binary): Use the correct types for building
18462 2009-05-26 Richard Guenther <rguenther@suse.de>
18464 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18465 redundant calls to merge_alias_info.
18466 (bump_vector_ptr): Likewise.
18467 * tree-ssa-copy.c (merge_alias_info): Remove.
18468 (replace_exp_1): Remove call to merge_alias_info.
18469 (propagate_tree_value): Likewise.
18470 (fini_copy_prop): Propagate points-to info.
18471 * tree-flow.h (merge_alias_info): Remove.
18473 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18475 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18477 2009-05-25 Jan Hubicka <jh@suse.cz>
18479 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18480 * cgraph.h (struct inline_summary): New filed self_wize,
18481 size_inlining_benefit, self_time and time_inlining_benefit.
18482 (struct cgraph_global_info): Replace insns by time ans size fields.
18483 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18484 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18485 (ipcp_update_callgraph): Do not touch function bodies.
18486 * ipa-inline.c: Include except.h
18487 (MAX_TIME): New constant.
18488 (overall_insns): Remove.
18489 (leaf_node_p): New.
18490 (overall_size, max_benefit): New static variables.
18491 (cgraph_estimate_time_after_inlining): New function.
18492 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18493 (cgraph_clone_inlined_nodes): Update size.
18494 (cgraph_mark_inline_edge): Update size.
18495 (cgraph_estimate_growth): Use size info.
18496 (cgraph_check_inline_limits): Check size.
18497 (cgraph_default_inline_p): Likewise.
18498 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18499 (cgraph_decide_recursive_inlining): Check size.
18500 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18502 (cgraph_decide_inlining): Likewise.
18503 (cgraph_decide_inlining_incrementally): Likewise; honor
18504 PARAM_EARLY_INLINING_INSNS.
18505 (likely_eliminated_by_inlining_p): New predicate.
18506 (estimate_function_body_sizes): New function.
18507 (compute_inline_parameters): Use it.
18508 * except.c (must_not_throw_labels): New function.
18509 * except.h (must_not_throw_labels): Declare.
18510 * tree-inline.c (init_inline_once): Kill inlining_weigths
18511 * tree-ssa-structalias.c: Avoid uninitialized warning.
18512 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18513 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18514 (PARAM_INLINE_CALL_COST): Remove.
18515 (PARAM_EARLY_INLINING_INSNS): New.
18517 2009-05-25 Richard Guenther <rguenther@suse.de>
18519 PR tree-optimization/36327
18520 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18521 callback for reference translation or lookup at the point of may-defs.
18522 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18523 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18524 for union COMPONENT_REFs.
18525 (vn_reference_lookup_3): New callback. Lookup from memset
18526 and CONSTRUCTOR assignment, translate through struct copies.
18527 (vn_reference_lookup_pieces): Make sure to not free the
18528 passed operands array. Adjust walk_non_aliased_vuses call.
18529 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18530 make sure we do not leak memory.
18532 2009-05-25 Richard Guenther <rguenther@suse.de>
18534 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18535 * tree-inline.c (expand_call_inline): Reset the escaped and
18536 callused solutions.
18537 * tree-ssa-structalias.c (pass_build_ealias): New.
18538 * tree-pass.h (pass_build_ealias): Declare.
18539 * passes.c (init_optimization_passes): Add PTA during
18540 early optimizations.
18541 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18542 and CALLUSED solutions.
18543 (dump_points_to_solution): New function, split out from ...
18544 (dump_points_to_info_for): ... here.
18545 * tree-parloops.c (parallelize_loops): Reset the escaped and
18546 callused solutions.
18548 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18551 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18552 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18554 2009-05-25 Ira Rosen <irar@il.ibm.com>
18556 PR tree-optimization/40238
18557 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18558 statements after basic block's labels.
18559 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18560 to free the allocated memory.
18562 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18564 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18565 return address with a USE.
18567 2009-05-24 Richard Guenther <rguenther@suse.de>
18569 PR middle-end/40233
18570 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18571 array type from the main variant of the inner type.
18573 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18575 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18576 definition to bool (from int) to un-break build.
18577 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18579 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18581 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18582 discard_stmt_changes): Delete.
18583 * tree-ssa-operands.c (scb_stack): Delete.
18584 (init_ssa_operands): Do not initialize it.
18585 (fini_ssa_operands): Do not free it.
18586 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18588 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18589 update_stmt, remove the others. Fix comments.
18590 * tree-dfa.c (optimize_stack_restore): Likewise.
18591 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18592 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18593 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18594 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18596 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18597 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18598 (dom_opt_finalize_block): Likewise, adjusting access to
18600 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18601 (stmts_to_rescan): Change item type to gimple.
18602 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18604 2009-05-24 Ira Rosen <irar@il.ibm.com>
18606 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18607 * tree-pass.h (pass_slp_vectorize): New pass.
18608 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18609 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18610 * tree-vectorizer.c (timevar.h): Include.
18611 (user_vect_verbosity_level): Declare.
18612 (vect_location): Fix comment.
18613 (vect_set_verbosity_level): Update user_vect_verbosity_level
18614 instead of vect_verbosity_level.
18615 (vect_set_dump_settings): Add an argument. Ignore user defined
18616 verbosity if dump flags require higher level of verbosity. Print to
18617 stderr only for loop vectorization.
18618 (vectorize_loops): Update call to vect_set_dump_settings.
18619 (execute_vect_slp): New function.
18620 (gate_vect_slp): Likewise.
18621 (struct gimple_opt_pass pass_slp_vectorize): New.
18622 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18623 access its members.
18624 (vec_info_for_bb): New function.
18625 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18626 (VECTORIZATION_ENABLED): New macro.
18627 (SLP_ENABLED, SLP_DISABLED): Likewise.
18628 (vect_is_simple_use): Add bb_vec_info argument.
18629 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18630 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18631 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18632 vect_schedule_slp, vect_analyze_slp): Likewise.
18633 (vect_analyze_stmt): Add slp_tree argument.
18634 (find_bb_location): Declare.
18635 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18636 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18637 (vect_analyze_loop_operations, vect_analyze_loop,
18638 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18639 vect_finalize_reduction, vectorizable_reduction,
18640 vectorizable_live_operation, vect_transform_loop): Likewise.
18641 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18642 skip evolution analysis if analyzing a basic block.
18643 (dr_analyze_indices): Likewise.
18644 (initialize_data_dependence_relation): Skip the test whether the
18645 object is invariant for basic blocks.
18646 (compute_all_dependences): Skip dependence analysis for data
18647 references in basic blocks.
18648 (find_data_references_in_stmt): Don't fail in case of invariant
18649 access in basic block.
18650 (find_data_references_in_bb): New function.
18651 (find_data_references_in_loop): Move code to
18652 find_data_references_in_bb and add a call to it.
18653 (compute_data_dependences_for_bb): New function.
18654 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18655 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18657 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18658 unknown dependence in basic block and fail in case of dependence in
18660 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18661 dependence instances from either loop or basic block vectorization
18663 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18664 before calling nested_in_vect_loop_p.
18665 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18666 dependence instances from either loop or basic block vectorization
18668 (vect_verify_datarefs_alignment): Likewise.
18669 (vect_enhance_data_refs_alignment): Adjust function calls.
18670 (vect_analyze_data_refs_alignment): Likewise.
18671 (vect_analyze_group_access): Fix printing. Skip different checks if
18672 DR_STEP is 0. Keep strided stores either in loop or basic block
18673 vectorization data structure. Fix indentation.
18674 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18676 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18677 dependence instances from either loop or basic block vectorization
18679 (vect_analyze_data_refs): Update comment. Call
18680 compute_data_dependences_for_bb to analyze basic blocks.
18681 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18682 case of loop vectorization. In case of basic block vectorization use
18683 data-ref itself as a base.
18684 (vect_create_data_ref_ptr): In case of basic block vectorization:
18685 don't advance the pointer, add new statements before the current
18686 statement. Adjust function calls.
18687 (vect_supportable_dr_alignment): Support only aligned accesses in
18688 basic block vectorization.
18689 * common.opt (ftree-slp-vectorize): New flag.
18690 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18691 (vect_pattern_recog_1): Likewise.
18692 * tree-vect-stmts.c (process_use): Likewise.
18693 (vect_init_vector): Add new statements in the beginning of the basic
18694 block in case of basic block SLP.
18695 (vect_get_vec_def_for_operand): Adjust function calls.
18696 (vect_finish_stmt_generation): Likewise.
18697 (vectorizable_call): Add assert that it is loop vectorization, adjust
18699 (vectorizable_conversion, vectorizable_assignment): Likewise.
18700 (vectorizable_operation): In case of basic block SLP, take
18701 vectorization factor from statement's type and skip the relevance
18702 check. Adjust function calls.
18703 (vectorizable_type_demotion): Add assert that it is loop
18704 vectorization, adjust function calls.
18705 (vectorizable_type_promotion): Likewise.
18706 (vectorizable_store): Check for outer loop only in case of loop
18707 vectorization. Adjust function calls. For basic blocks, skip the
18708 relevance check and don't advance pointers.
18709 (vectorizable_load): Likewise.
18710 (vectorizable_condition): Add assert that it is loop vectorization,
18711 adjust function calls.
18712 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18713 that it is not reduction, get vector type, call only supported
18714 functions, skip loop specific parts.
18715 (vect_transform_stmt): Check for outer loop only in case of loop
18717 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18718 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18719 for external definition.
18720 * passes.c (pass_slp_vectorize): New pass.
18721 * tree-vect-slp.c (find_bb_location): New function.
18722 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18723 check for patterns only in loops.
18724 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18725 case of multiple types in basic block SLP.
18726 (vect_mark_slp_stmts_relevant): New function.
18727 (vect_supported_load_permutation_p): Fix comment.
18728 (vect_analyze_slp_instance): Add argument. In case of basic block
18729 SLP, take vectorization factor from statement's type, check that
18730 unrolling factor is 1. Adjust function call. Save SLP instance in
18731 either loop or basic block vectorization structure. Return FALSE,
18733 (vect_analyze_slp): Add argument. Get strided stores groups from
18734 either loop or basic block vectorization structure. Return FALSE
18735 if basic block SLP failed.
18736 (new_bb_vec_info): New function.
18737 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18738 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18739 (vect_schedule_slp): Add argument. Get SLP instances from either
18740 loop or basic block vectorization structure. Set vectorization factor
18741 to be 1 for basic block SLP.
18742 (vect_slp_transform_bb): New function.
18743 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18745 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18747 * final.c (shorten_branches): Do not align labels for jump tables.
18748 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18750 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18752 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18753 Remove outdated reference to flow.c and fix nits.
18754 * doc/gccint.texi: Tweak RTL description.
18755 * doc/rtl.texi: Likewise.
18757 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18759 * config/avr/avr.c: Change my email address.
18760 * config/avr/avr.h: Likewise.
18761 * config/avr/avr.md: Likewise.
18762 * config/avr/avr-protos.h: Likewise.
18763 * config/avr/libgcc.S: Likewise.
18765 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18767 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18768 (spu_split_load, spu_split_store): Change return type to int.
18769 (spu_split_convert): Declare.
18770 * config/spu/predicates.md (spu_mem_operand): Remove.
18771 (spu_mov_operand): Update.
18772 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18773 * config/spu/spu.c (regno_aligned_for_load): Remove.
18774 (reg_aligned_for_addr, spu_expand_load): Define.
18775 (spu_expand_extv): Reimplement and handle MEM.
18776 (spu_expand_insv): Handle MEM.
18777 (spu_sched_reorder): Handle insn's with length 0.
18778 (spu_legitimate_address_p): Reimplement.
18779 (store_with_one_insn_p): Return TRUE for any mode with size
18780 larger than 16 bytes.
18781 (address_needs_split): Define.
18782 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18784 (spu_convert_move): Define.
18785 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18786 (spu_split_store): Change all MEM's to TImode.
18787 (spu_init_expanders): Preallocate registers that correspond to
18788 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18790 (spu_split_convert): Define.
18791 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18792 (_move<mode>, _movdi, _movti): Update predicate and condition.
18793 (load, store): Change to define_split.
18794 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18796 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18797 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18798 define_insn_and_split of lshr<mode>3.
18799 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18800 (<v>ashr<mode>3_imm): Define.
18801 (extv, extzv, insv): Allow MEM operands.
18802 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18803 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18804 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18805 (_spu_convert2): Change to define_insn_and_split and remove the
18806 corresponding define_peephole2.
18807 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18808 Change predicates to memory_operand.
18810 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18812 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18814 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18816 PR tree-optimization/40219
18817 * tree.c (iterative_hash_expr): Make sure the builtin function is
18818 a normal builtin function and not a front end or back end builtin
18819 before indexing into the built_in_decls array.
18821 2009-05-22 Richard Guenther <rguenther@suse.de>
18823 PR middle-end/38964
18824 * alias.c (write_dependence_p): Do not use TBAA for answering
18825 anti-dependence or output-dependence.
18826 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18827 (emit_pointer_definition): Remove.
18828 (emit_alias_warning): Likewise.
18829 (find_what_var_points_to): Remove TBAA pruning code.
18830 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18832 (compute_points_to_sets): Remove code computing the set of
18833 dereferenced pointers.
18834 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18835 oracle for querying anti and output dependencies.
18836 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18837 if TBAA may be applied.
18838 (refs_anti_dependent_p): New function.
18839 (refs_output_dependent_p): Likewise.
18840 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18841 (refs_output_dependent_p): Likewise.
18842 * doc/tree-ssa.texi (Memory model): New section.
18843 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18844 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18845 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18846 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18847 * expr.c (expand_expr_real_1): Likewise.
18848 * gimple-low.c (lower_stmt): Likewise.
18849 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18850 (dump_gimple_cdt): Remove.
18851 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18852 (gimple_size): Likewise.
18853 (walk_gimple_op): Likewise.
18854 (is_gimple_stmt): Likewise.
18855 (walk_stmt_load_store_addr_ops): Likewise.
18856 (gimple_build_cdt): Remove.
18857 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18858 * gimple.h (gimple_cdt_new_type): Remove.
18859 (gimple_cdt_new_type_ptr): Likewise.
18860 (gimple_cdt_set_new_type): Likewise.
18861 (gimple_cdt_location): Likewise.
18862 (gimple_cdt_location_ptr): Likewise.
18863 (gimple_cdt_set_location): Likewise.
18864 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18865 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18866 GIMPLE_CHANGE_DYNAMIC_TYPE.
18867 (verify_types_in_gimple_stmt): Likewise.
18868 * tree-inline.c (estimate_num_insns): Likewise.
18869 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18870 (copy_decl_to_var): Likewise.
18871 (copy_result_decl_to_var): Likewise.
18872 * tree-pretty-print.c (dump_generic_node): Do not handle
18873 CHANGE_DYNAMIC_TYPE_EXPR.
18874 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18875 * tree-ssa-operands.c (get_expr_operands): Likewise.
18876 * tree-ssa-structalias.c (struct variable_info): Remove
18877 no_tbaa_pruning member.
18878 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18879 (unify_nodes): Do not copy it.
18880 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18881 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18882 (set_uids_in_ptset): Do not check it.
18883 (find_what_var_points_to): Likewise.
18884 (compute_tbaa_pruning): Remove.
18885 (compute_points_to_sets): Do not call it.
18886 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18887 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18888 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18889 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18890 (DECL_NO_TBAA_P): Likewise.
18891 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18892 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18893 (expand_omp_atomic_pipeline): Do not set it.
18894 * print-tree.c (print_node): Do not dump it.
18895 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18898 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18901 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18904 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18906 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18909 2009-05-22 Ben Elliston <bje@au.ibm.com>
18911 * Makefile.in (bversion.h, s-bversion): New targets.
18912 (TOPLEV_H): Add bversion.h.
18913 * toplev.h: Include "bversion.h".
18914 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18915 the __format__ attribute only if compiling with the same version
18916 of GCC as the sources (the "build version").
18918 2009-05-22 Ben Elliston <bje@au.ibm.com>
18920 * c-format.c (handle_format_attribute): Fix comment typo.
18922 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18925 * config/ia64/ia64.opt (mfused-madd): New.
18926 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18927 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18928 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18929 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18930 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18931 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18932 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18933 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18934 instruction if !TARGET_FUSED_MADD.
18935 (fpma, fpms): Remove colon from name.
18937 2009-05-22 Richard Guenther <rguenther@suse.de>
18939 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18940 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18941 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18943 (create_expression_by_pieces): Only convert if necessary.
18944 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18945 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18947 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18949 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18950 regular pattern from a template and rename it ...
18951 (*extzv_truncsi_exts): ... to this.
18953 2009-05-21 Richard Guenther <rguenther@suse.de>
18955 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18956 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18957 (cgraph_default_inline_p): Likewise.
18958 (cgraph_decide_inlining_incrementally): Likewise.
18960 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18961 Uros Bizjak <ubizjak@gmail.com>
18963 * config/i386/cpuid.h (bit_MOVBE): New.
18965 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18967 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18968 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18969 (ix86_handle_option): Handle OPT_mmovbe.
18970 (ix86_target_string): Add -mmovbe.
18971 (pta_flags): Add PTA_MOVBE.
18972 (processor_alias_table): Add PTA_MOVBE to "atom".
18973 (override_options): Handle PTA_MOVBE.
18975 * config/i386/i386.h (TARGET_MOVBE): New.
18977 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18978 (*bswapsi_movbe): New.
18979 (*bswapdi_movbe): Likewise.
18980 (bswapdi2): Renamed to ...
18981 (*bswapdi_1): This.
18982 (bswapdi2): New expander.
18984 * config/i386/i386.opt (mmovbe): New.
18986 * doc/invoke.texi: Document -mmovbe.
18988 2009-05-21 Taras Glek <tglek@mozilla.com>
18990 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18991 * gcc-plugin.h (plugin_init): Updated signature.
18992 * gcc-plugin.h (plugin_name_args): Moved to this header.
18993 * doc/plugins.texi (plugin_init): Updated documention to reflect
18995 * doc/plugins.texi (plugin_name_args): Added to documention.
18997 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18999 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19000 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19002 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19004 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19005 JUMP_TABLE_DATA_P predicates where applicable.
19006 * config/i386/predicates.md: Ditto.
19007 * config/i386/sse.md: Ditto.
19009 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19011 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19012 operand2 -128 override length_immediate attribute to 1.
19013 * config/i386/predicates.md (constm128_operand): New predicate.
19015 * config/i386/i386.c (memory_address_length): Handle %r12
19016 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19018 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19019 mode look through optional ZERO_EXTEND and SUBREG.
19020 * config/i386/i386.md (R12_REG): New define_constant.
19021 (prefix_data16): For sse unit set also for MODE_TI insns.
19022 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19023 insns set if operand 1 is ext_QIreg_operand.
19024 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19025 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19027 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19028 mode from MODE_DI to MODE_SI.
19029 (movdi_1_rex64): Override modrm and length_immediate attributes
19030 only for movabs (TYPE_IMOV, alternative 2).
19031 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19032 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19033 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19034 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19035 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19036 prefix_rex attribute if DImode.
19037 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19038 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19039 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19040 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19041 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19042 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19043 Likewise. For TYPE_IMOV clear length_immediate attribute.
19044 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19045 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19046 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19047 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19048 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19049 or one operand TYPE_ISHIFT.
19050 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19051 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19052 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19053 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19054 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19055 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19056 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19057 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19058 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19059 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19060 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19061 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19062 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19063 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19064 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19065 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19066 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19067 set mode attribute, don't override length attribute.
19068 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19070 (return_internal_long): Set length attribute to 2 instead of 1.
19071 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19072 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19073 prefix_rex attribute.
19074 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19076 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19078 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19080 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19082 2009-05-20 Ian Lance Taylor <iant@google.com>
19084 * tree.c (build_tree_list_vec_stat): New function.
19085 (ctor_to_vec): New function.
19086 (build_nt_call_vec): New function.
19087 (build_call_array): Change args to be a const pointer.
19088 (build_call_vec): New function.
19089 * tree.h (build_nt_call_vec): Declare.
19090 (build_tree_list_vec_stat): Declare.
19091 (build_tree_list_vec): Define.
19092 (build_call_array): Update declaration.
19093 (build_call_vec): Declare.
19094 (ctor_to_vec): Declare.
19095 * c-common.c (tree_vector_cache): New static variable.
19096 (make_tree_vector): New function.
19097 (release_tree_vector): New function.
19098 (make_tree_vector_single): New function.
19099 (make_tree_vector_copy): New function.
19100 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19101 (make_tree_vector_single, make_tree_vector_copy): Declare.
19102 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19103 (c_parser_expr_list): Don't manage cache here, instead call
19105 (c_parser_release_expr_list): Remove static function.
19106 (c_parser_vec_to_tree_list): Remove static function.
19107 (c_parser_attributes): Call build_tree_list_vec instead of
19108 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19109 c_parser_release_expr_list.
19110 (c_parser_postfix_expression_after_primary): Likewise.
19111 (c_parser_objc_keywordexpr): Likewise.
19113 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19115 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19116 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19117 TARGET_CONVERT_TO_TYPE.
19118 * hooks.c (hook_tree_const_tree_null): Define.
19119 * hooks.h (hook_tree_const_tree_null): Declare.
19120 * target.h (struct gcc_target): Add invalid_parameter_type,
19121 invalid_return_type, promoted_type, and convert_to_type fields.
19122 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19123 (TARGET_INVALID_RETURN_TYPE): Define.
19124 (TARGET_PROMOTED_TYPE): Define.
19125 (TARGET_CONVERT_TO_TYPE): Define.
19126 (TARGET_INITIALIZER): Update for new fields.
19127 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19128 (grokparms): Check targetm.invalid_parameter_type.
19129 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19130 * c-convert.c (convert): Check targetm.convert_to_type.
19132 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19134 * config/mips/mips.md (*extenddi_truncate<mode>,
19135 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19137 (*extendhi_truncateqi): New define_insn_and_sptit.
19139 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19141 PR middle-end/40204
19142 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19143 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19145 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19147 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19148 the operand of VIEW_CONVERT_EXPR.
19150 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19152 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19153 extended family and model for Intel processors. Support Intel Atom.
19155 2009-05-20 Olivier Hainque <hainque@adacore.com>
19157 * gstab.h (stab_code_type): Define, to be used instead of the
19158 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19160 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19161 occurrences by stab_code_type.
19162 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19164 2009-05-20 Martin Jambor <mjambor@suse.cz>
19166 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19167 (sra_insert_before): Likewise.
19168 (sra_insert_after): Likewise.
19169 (sra_init_cache): Likewise.
19170 (sra_type_can_be_decomposed_p): Likewise.
19171 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19172 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19173 (sra_insert_before): Likewise.
19174 (sra_insert_after): Likewise.
19175 (sra_init_cache): Likewise.
19176 (insert_edge_copies_seq): Made static and moved upwards.
19178 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19181 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19183 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19184 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19187 2009-05-20 Richard Guenther <rguenther@suse.de>
19189 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19190 with mismatched comparison modes.
19192 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19194 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19195 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19196 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19197 with shifts for Thumb2.
19198 (orsi_notsi): New for orn.
19199 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19200 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19201 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19202 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19203 Don't invert remainder for IOR.
19205 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19207 PR tree-optimization/40087
19208 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19209 number_of_iterations_ne): Rename never_infinite argument.
19210 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19211 number_of_iterations_le): Handle pointer-type ivs when
19212 exit_must_be_taken is false.
19213 (number_of_iterations_cond): Do not always assume that
19214 exit_must_be_taken if the control variable is a pointer.
19216 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19218 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19219 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19221 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19223 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19224 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19226 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19229 * c.opt (Wlogical-op): Disabled by default.
19230 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19232 * doc/invoke.texi (Wlogical-op): Likewise.
19234 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19236 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19238 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19239 Propagate the type of the first operand.
19240 <ASSERT_EXPR>: Simplify.
19241 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19242 Rewrite using the RHS code as discriminant.
19243 <NOP_EXPR>: Turn into CASE_CONVERT.
19244 <PLUS_EXPR>: Propagate the type of the first operand.
19246 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19248 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19249 (ia64_dconst_0_375): New.
19250 * config/ia64/ia64.c (ia64_override_options): Remove
19251 -minline-sqrt-min-latency warning.
19252 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19253 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19254 * config/ia64/ia64.md (*sqrt_approx): Remove.
19255 (sqrtsf2): Remove #if 0.
19256 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19257 (sqrtdf): Remove assert.
19258 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19259 (sqrtxf2): Remove #if 0.
19260 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19261 * div.md (sqrt_approx_rf): New.
19262 (sqrtsf2_internal_thr): New implementation.
19263 (sqrtsf2_internal_lat): New.
19264 (sqrtdf2_internal_thr: New implementation.
19265 (sqrtxf2_internal): New implementation.
19267 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19268 Hans-Peter Nilsson <hp@axis.com>
19270 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19271 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19272 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19273 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19274 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19275 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19276 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19277 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19278 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19279 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19280 * c-common.c: ...from here.
19282 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19284 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19286 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19288 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19290 2009-05-19 Ben Elliston <bje@au.ibm.com>
19292 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19293 assignments with memcpy calls.
19294 (add_fdes): Likewise.
19295 (binary_search_unencoded_fdes): Likewise.
19296 (linear_search_fdes): Eliminate type puns.
19298 2009-05-19 Richard Guenther <rguenther@suse.de>
19300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19301 not falsely claim to have propagated into all uses.
19303 2009-05-19 Ben Elliston <bje@au.ibm.com>
19305 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19308 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19310 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19311 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19312 (TARGET_LEGITIMATE_ADDRESS_P): New.
19313 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19314 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19316 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19319 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19320 child of the containing namespace's DIE.
19322 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19324 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19325 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19326 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19329 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19332 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19333 gen_align with gen_pad.
19334 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19335 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19337 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19338 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19340 * config/i386/i386.md (align): Renamed to ...
19341 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19342 ASM_OUTPUT_MAX_SKIP_PAD.
19344 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19346 * config.gcc: Fix variable syntax.
19349 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19350 before calling exact_log2.
19351 (output_iorsi3): Likewise.
19352 (output_xorsi3): Likewise.
19354 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19356 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19357 for the none zero constant operand except for EQ and NE
19358 comprisons even when the first operand is R0.
19360 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19362 * config/s390/2064.md: Remove trailing whitespaces.
19363 * config/s390/2084.md: Likewise.
19364 * config/s390/constraints.md: Likewise.
19365 * config/s390/fixdfdi.h: Likewise.
19366 * config/s390/libgcc-glibc.ver: Likewise.
19367 * config/s390/s390-modes.def: Likewise.
19368 * config/s390/s390-protos.h: Likewise.
19369 * config/s390/s390.c: Likewise.
19370 * config/s390/s390.h: Likewise.
19371 * config/s390/s390.md: Likewise.
19372 * config/s390/tpf-unwind.h: Likewise.
19374 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19376 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19378 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19381 * configure.ac (m68k-*-*): Check if binutils support TLS.
19382 * configure: Regenerate.
19383 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19384 * config/m68k/constraints.md (Cu): New constraint.
19385 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19386 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19387 (movsi): Handle TLS symbols.
19388 (addsi3_5200): Handle XTLS symbols, indent.
19389 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19390 (m68k_tls_reference_p): Declare.
19391 (m68k_legitimize_address): Declare.
19392 (m68k_unwrap_symbol): Declare.
19393 * config/m68k/m68k.opt (mxtls): New option.
19394 * config/m68k/m68k.c (ggc.h): Include.
19395 (m68k_output_dwarf_dtprel): Implement hook.
19396 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19397 (m68k_expand_prologue): Load GOT pointer when function needs it.
19398 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19399 (m68k_legitimate_constant_address_p): Same.
19400 (m68k_decompose_address): Handle TLS references.
19401 (m68k_get_gp): New static function.
19402 (enum m68k_reloc): New contants.
19403 (TLS_RELOC_P): New macro.
19404 (m68k_wrap_symbol): New static function.
19405 (m68k_unwrap_symbol): New function.
19406 (m68k_final_prescan_insn_1): New static function.
19407 (m68k_final_prescan_insn): New function.
19408 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19410 (legitimize_pic_address): Handle TLS references..
19411 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19412 (m68k_libcall_value_in_a0_p)
19413 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19414 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19415 (m68k_legitimize_tls_address): Handle TLS references.
19416 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19418 (m68k_legitimize_address): Handle TLS symbols.
19419 (m68k_get_reloc_decoration): New static function.
19420 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19422 (m68k_output_dwarf_dtprel): Implement hook.
19423 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19424 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19425 m68k_call_* routines.
19426 (sched_attr_op_type): Handle TLS symbols.
19427 (gt-m68k.h): Include.
19428 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19429 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19431 2009-05-18 Martin Jambor <mjambor@suse.cz>
19433 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19434 (visit_store_addr_for_mod_analysis): New function.
19435 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19436 (determine_cst_member_ptr): Use gimple_assign_single_p.
19437 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19438 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19439 operands. Don't check number of operands of a NOP_EXPR.
19441 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19443 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19445 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19448 * c-common.c (warn_logical_operator): Don't warn if one of
19449 expression isn't always true or false.
19451 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19453 * config/i386/biarch32.h: New file.
19454 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19456 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19458 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19459 *zero_extend<mode>_truncqi): Merge these into ...
19460 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19461 Name the pattern following this as *zero_extendhi_truncqi.
19463 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19465 PR middle-end/39301
19466 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19467 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19468 (output_info): Make field HOST_WIDEST_INT.
19469 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19470 (dump_bitmat_statistics): Same.
19472 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19474 * config.gcc (use_gcc_stdint): Set to wrap.
19475 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19476 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19477 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19478 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19479 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19480 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19481 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19482 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19484 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19486 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19488 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19489 Move definitions earlier.
19490 (OPT_ARCH64, OPT_ARCH32): Define.
19491 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19494 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19497 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19500 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19502 * arm.md (movdi2): Copy non-reg values to DImode registers.
19504 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19507 * final.c (label_to_max_skip): New function.
19508 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19509 CODE_LABEL_NUMBER <= max_labelno.
19510 * output.h (label_to_max_skip): New prototype.
19511 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19512 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19513 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19514 Handle CODE_LABELs with >= 16 byte alignment or with
19515 max_skip == (1 << align) - 1.
19516 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19517 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19520 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19521 .p2align 3 if MAX_SKIP is smaller than 7.
19522 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19524 2009-05-15 Ian Lance Taylor <iant@google.com>
19526 * alias.c (struct alias_set_entry_d): Rename from struct
19527 alias_set_entry. Change all uses.
19528 * except.c (struct call_site_record_d): Rename from struct
19529 call_site_record. Change all uses.
19530 * except.h (struct eh_region_d): Rename from struct eh_region.
19532 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19534 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19535 ivtype_map_elt. Change all uses.
19536 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19538 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19539 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19541 (struct sese_d): Rename from struct sese. Change all uses.
19542 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19543 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19544 * optabs.h (struct optab_d): Rename from struct optab. Change all
19546 (struct convert_optab_d): Rename from struct convert_optab.
19548 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19549 ipa_opt_pass. Change all uses.
19550 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19553 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19554 defined as a typedef.
19555 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19558 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19561 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19563 (merge_ranges): Returns bool.
19564 * tree.h (make_range): .. to here.
19565 (build_range_check): Likewise.
19566 (merge_ranges): Likewise. Renamed from merge_ranges.
19567 * c-typeck.c (parser_build_binary_op): Update calls to
19568 warn_logical_operator.
19569 * c-common.c (warn_logical_operator): Add new warning.
19570 * c-common.h (warn_logical_operator): Update declaration.
19572 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19574 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19576 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19578 * doc/install.texi: Document MPC requirements, flags etc.
19580 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19581 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19582 Evaluate constant arguments.
19583 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19584 (fold_builtin_1): Likewise, also evaluate constant arguments.
19585 Remove superfluous break.
19586 (do_mpc_ckconv): New.
19587 * real.h: Include mpc.h.
19588 * toplev.c (print_version): Output MPC version info if available.
19590 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19592 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19594 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19596 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19599 2009-05-15 Jan Hubicka <jh@suse.cz>
19601 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19602 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19603 (try_inline): Fix return value.
19604 (cgraph_decide_inlining_incrementally): Honor new value.
19605 (cgraph_early_inlining): Handle indirect inlining.
19606 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19608 2009-05-15 Jan Hubicka <jh@suse.cz>
19610 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19611 * cgraphunit.c (cgraph_finalize_function): Set it.
19612 (cgraph_expand_function): Use it.
19614 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19616 * real.c (encode_ieee_half): Define.
19617 (decode_ieee_half): Define.
19618 (ieee_half_format): Define.
19619 (arm_half_format): Define.
19620 * real.h (ieee_half_format): Declare.
19621 (arm_half_format): Declare.
19623 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19625 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19626 swapped, and reversed optabs exist before trying to use them.
19628 2009-05-15 Paul Brook <paul@codesourcery.com>
19629 Sandra Loosemore <sandra@codesourcery.com>
19631 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19632 loads. Allow PRE_DEC.
19633 (output_move_neon): Handle PRE_DEC.
19634 (arm_print_operand): Add 'A' for neon structure loads.
19635 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19636 * config/arm/neon.md (neon_mov): Update comment.
19637 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19639 (Um): New constraint.
19641 2009-05-15 Jan Hubicka <jh@suse.cz>
19643 Revert the following patch until testsuite fallout is fixed:
19644 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19645 * cgraph.h (struct inline_summary): New filed self_wize,
19646 size_inlining_benefit, self_time and time_inlining_benefit.
19647 (struct cgraph_global_info): Replace insns by time ans size fields.
19648 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19649 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19650 (ipcp_update_callgraph): Do not touch function bodies.
19651 * ipa-inline.c: Include except.h
19652 (MAX_TIME): New constant.
19653 (overall_insns): Remove
19654 (overall_size, max_benefit): New static variables.
19655 (cgraph_estimate_time_after_inlining): New function.
19656 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19657 (cgraph_clone_inlined_nodes): Update size.
19658 (cgraph_mark_inline_edge): Update size.
19659 (cgraph_estimate_growth): Use size info.
19660 (cgraph_check_inline_limits): Check size.
19661 (cgraph_default_inline_p): Likewise.
19662 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19663 (cgraph_decide_recursive_inlining): Check size.
19664 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19666 (cgraph_decide_inlining): Likewise.
19667 (cgraph_decide_inlining_incrementally): Likewise; honor
19668 PARAM_EARLY_INLINING_INSNS.
19669 (likely_eliminated_by_inlining_p): New predicate.
19670 (estimate_function_body_sizes): New function.
19671 (compute_inline_parameters): Use it.
19672 * except.c (must_not_throw_labels): New function.
19673 * except.h (must_not_throw_labels): Declare.
19674 * tree-inline.c (init_inline_once): Kill inlining_weigths
19675 * tree-ssa-structalias.c: Avoid uninitialized warning.
19676 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19677 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19678 (PARAM_INLINE_CALL_COST): Remove.
19679 (PARAM_EARLY_INLINING_INSNS): New.
19681 2009-05-15 Richard Guenther <rguenther@suse.de>
19683 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19684 not TODO_update_ssa.
19686 2009-05-15 Richard Guenther <rguenther@suse.de>
19688 PR tree-optimization/39999
19689 * gimple.h (gimple_expr_type): Use the expression type looking
19690 through useless conversions.
19691 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19692 (vn_nary_op_insert_stmt): Likewise.
19693 (simplify_binary_expression): Likewise.
19695 2009-05-15 Richard Guenther <rguenther@suse.de>
19697 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19698 New options, enabled by default.
19699 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19701 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19702 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19703 * tree-ssa-structalias.c (gate_tree_pta): New function.
19704 (pass_build_alias): Use it.
19706 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19708 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19709 recurse on an invariant address if a conversion from a pointer
19710 type to a wider integer type is involved.
19712 2009-05-15 Jan Hubicka <jh@suse.cz>
19714 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19715 * cgraph.h (struct inline_summary): New filed self_wize,
19716 size_inlining_benefit, self_time and time_inlining_benefit.
19717 (struct cgraph_global_info): Replace insns by time ans size fields.
19718 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19719 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19720 (ipcp_update_callgraph): Do not touch function bodies.
19721 * ipa-inline.c: Include except.h
19722 (MAX_TIME): New constant.
19723 (overall_insns): Remove
19724 (overall_size, max_benefit): New static variables.
19725 (cgraph_estimate_time_after_inlining): New function.
19726 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19727 (cgraph_clone_inlined_nodes): Update size.
19728 (cgraph_mark_inline_edge): Update size.
19729 (cgraph_estimate_growth): Use size info.
19730 (cgraph_check_inline_limits): Check size.
19731 (cgraph_default_inline_p): Likewise.
19732 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19733 (cgraph_decide_recursive_inlining): Check size.
19734 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19736 (cgraph_decide_inlining): Likewise.
19737 (cgraph_decide_inlining_incrementally): Likewise; honor
19738 PARAM_EARLY_INLINING_INSNS.
19739 (likely_eliminated_by_inlining_p): New predicate.
19740 (estimate_function_body_sizes): New function.
19741 (compute_inline_parameters): Use it.
19742 * except.c (must_not_throw_labels): New function.
19743 * except.h (must_not_throw_labels): Declare.
19744 * tree-inline.c (init_inline_once): Kill inlining_weigths
19745 * tree-ssa-structalias.c: Avoid uninitialized warning.
19746 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19747 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19748 (PARAM_INLINE_CALL_COST): Remove.
19749 (PARAM_EARLY_INLINING_INSNS): New.
19750 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19751 (inline-call-cost): Remove.
19752 (early-inlining-insns): New.
19754 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19756 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19758 (print_int_cst_bounds_in_octal_p): Likewise.
19759 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19761 * dwarf2out.c (base_type_die): Likewise.
19762 (is_subrange_type): Delete.
19763 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19764 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19765 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19766 if the destination type is boolean.
19767 (build_range_check): Do not special-case subtypes.
19768 (fold_sign_changed_comparison): Likewise.
19769 (fold_unary): Likewise.
19770 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19771 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19772 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19773 * tree.c (subrange_type_for_debug_p): New predicate based on the
19774 former is_subrange_type.
19775 * tree.h (subrange_type_for_debug_p): Declare.
19776 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19777 (convert_affine_scev): Remove call to above function.
19778 (chrec_convert_aggressive): Likewise.
19779 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19780 false for conversions involving subtypes.
19781 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19782 (vrp_val_min): Likewise.
19783 (needs_overflow_infinity): Likewise.
19784 (extract_range_from_unary_expr): Likewise.
19786 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19788 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19789 * config/frv/frv.c: Likewise.
19790 * config/s390/s390.c: Likewise.
19791 * config/sparc/sparc.h: Likewise.
19792 * config/i386/i386.h: Likewise.
19793 * config/i386/i386.c: Likewise.
19794 * config/crx/crx.c: Likewise.
19795 * config/m68hc11/m68hc11.h: Likewise.
19796 * config/iq2000/iq2000.c: Likewise.
19797 * config/mn10300/mn10300.h: Likewise.
19798 * config/mn10300/mn10300.c: Likewise.
19799 * config/m68k/m68k.c: Likewise.
19800 * config/rs6000/rs6000.c: Likewise.
19801 * config/rs6000/xcoff.h: Likewise.
19802 * config/rs6000/linux64.h: Likewise.
19803 * config/rs6000/sysv4.h: Likewise.
19804 * config/score/score3.c: Likewise.
19805 * config/score/score7.c: Likewise.
19806 * config/score/score.c: Likewise.
19807 * config/arm/arm.md: Likewise.
19808 * config/mips/mips.c: Likewise.
19809 * config/mips/mips.md: Likewise.
19810 * config/bfin/bfin.h: Likewise.
19811 * config/pa/pa.c: Likewise.
19812 * config/pa/constraints.md: Likewise.
19814 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19815 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19816 * config/pdp11/pdp11.h: Use memory_address_p instead.
19818 2009-05-14 Ian Lance Taylor <iant@google.com>
19820 * passes.c (finish_optimization_passes): Change i to int.
19821 * plugin.c (plugins_active_p): Change event to int.
19822 (dump_active_plugins): Likewise.
19823 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19825 * tree.c (tree_range_check_failed): Change c to unsigned int.
19826 (omp_clause_range_check_failed): Likewise.
19827 (build_common_builtin_nodes): Change mode to int. Add cast.
19828 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19829 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19831 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19832 ++ or -- with a variable of enum type.
19834 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19837 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19839 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19841 * store-motion.c: Do not include params.h
19842 * Makefile.in: Fix dependencies for various files.
19844 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19846 * auto-inc-dec.c: Fix pass description, remove apparent
19847 accidental duplication.
19849 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19851 PR middle-end/40147
19852 * ipa-utils.h (memory_identifier_string): Moved to ...
19853 * tree.h (memory_identifier_string): Here. Add GTY(()).
19855 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19857 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19858 in the former documentation of...
19859 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19860 * ira-conflicts.c (get_dup_num): Use address_operand.
19861 * targhooks.c (default_legitimate_address_p): New.
19862 * targhooks.h (default_legitimate_address_p): New.
19863 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19865 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19866 * target.h (struct target): Add legitimate_address_p.
19867 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19868 (TARGET_INITIALIZER): Include it.
19870 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19871 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19872 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19873 (TARGET_LEGITIMATE_ADDRESS_P): New.
19875 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19876 (REG_OK_STRICT_P): Delete.
19877 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19878 (frv_legitimate_address_p_1): ... this.
19879 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19880 (frv_legitimate_address_p_1): ... the renamed old
19881 frv_legitimate_address_p.
19882 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19883 (TARGET_LEGITIMATE_ADDRESS_P): New.
19885 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19886 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19887 * config/s390/s390.c (legitimate_address_p): Rename to...
19888 (s390_legitimate_address_p): ... this, make static.
19889 (legitimize_address): Adjust call.
19890 (TARGET_LEGITIMATE_ADDRESS_P): New.
19891 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19893 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19894 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19895 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19896 (TARGET_LEGITIMATE_ADDRESS_P): New.
19898 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19899 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19900 * config/spu/spu.c (spu_legitimate_address): Rename to...
19901 (spu_legitimate_address_p): ... this, make static.
19902 (TARGET_LEGITIMATE_ADDRESS_P): New.
19904 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19905 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19906 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19907 (sparc_legitimate_address_p): ... this, make static and return bool.
19908 (legitimize_address): Adjust call.
19909 (TARGET_LEGITIMATE_ADDRESS_P): New.
19911 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19912 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19913 * config/i386/i386.c (legitimate_address_p): Rename to...
19914 (ix86_legitimate_address_p): ... this, make static.
19915 (constant_address_p): Move after it, adjust call.
19916 (TARGET_LEGITIMATE_ADDRESS_P): New.
19918 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19919 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19920 * config/avr/avr.c (legitimate_address_p): Rename to...
19921 (avr_legitimate_address_p): ... this, make static.
19922 (legitimize_address): Adjust call.
19923 (TARGET_LEGITIMATE_ADDRESS_P): New.
19925 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19926 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19927 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19928 (TARGET_LEGITIMATE_ADDRESS_P): New.
19930 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19931 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19932 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19933 (TARGET_LEGITIMATE_ADDRESS_P): New.
19935 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19936 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19938 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19940 (TARGET_LEGITIMATE_ADDRESS_P): New.
19942 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19943 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19945 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19947 (m68hc11_legitimate_address_p): ... this, make static.
19948 (go_if_legitimate_address_internal): Rename to...
19949 (m68hc11_legitimate_address_p_1): ... this.
19950 (legitimize_address): Adjust call.
19951 (TARGET_LEGITIMATE_ADDRESS_P): New.
19953 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19954 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19955 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19956 (TARGET_LEGITIMATE_ADDRESS_P): New.
19958 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19959 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19960 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19961 (mn10300_legitimate_address_p): ... this, make static.
19962 (TARGET_LEGITIMATE_ADDRESS_P): New.
19964 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19965 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19966 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19967 (TARGET_LEGITIMATE_ADDRESS_P): New.
19969 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19970 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19971 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19972 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19973 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19974 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19975 (rs6000_legitimate_address_p): ... this, make static.
19976 (TARGET_LEGITIMATE_ADDRESS_P): New.
19977 (REG_MODE_OK_FOR_BASE_P): Delete.
19978 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19980 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19981 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19983 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19984 static, adjust types.
19985 (TARGET_LEGITIMATE_ADDRESS_P): New.
19987 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19988 * config/score/score.c (score_address_p): Rename to...
19989 (score_legitimate_address_p): ... this.
19990 (TARGET_LEGITIMATE_ADDRESS_P): New.
19991 * config/score/score3.c (score3_address_p): Rename to...
19992 (score3_legitimate_address_p): ... this.
19993 * config/score/score7.c (score7_address_p): Rename to...
19994 (score7_legitimate_address_p): ... this.
19996 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19997 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19998 GO_IF_LEGITIMATE_ADDRESS): Delete.
19999 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20000 thumb2_legitimate_address_p): Delete.
20001 (arm_legitimate_address_p): Rename to...
20002 (arm_legitimate_address_outer_p): ... this.
20003 * config/arm/constraints.md ("Uq"): Adjust call.
20004 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20005 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20007 (arm_legitimate_address_outer_p): ... this.
20008 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20010 (TARGET_LEGITIMATE_ADDRESS_P): New.
20012 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20013 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20014 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20015 (TARGET_LEGITIMATE_ADDRESS_P): New.
20017 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20018 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20019 * config/vax/vax.c (legitimate_address_p): Rename to...
20020 (vax_legitimate_address_p): ... this, make static.
20021 (TARGET_LEGITIMATE_ADDRESS_P): New.
20023 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20024 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20025 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20026 (TARGET_LEGITIMATE_ADDRESS_P): New.
20028 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20029 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20030 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20031 (mmix_legitimate_address_p): ... this, make static.
20032 (TARGET_LEGITIMATE_ADDRESS_P): New.
20034 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20035 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20036 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20037 (TARGET_LEGITIMATE_ADDRESS_P): New.
20039 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20041 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20042 of MODE_COMPLEX_INT.
20044 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20046 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20047 LCT_NORMAL in function call.
20048 * mips-tdump.c (print_file_desc): Add cast to enum type.
20049 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20050 (mark_stabs): Add casts to enum types.
20051 (parse_stabs_common): Add casts to enum types.
20053 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20055 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20056 Check for invalid values of LETTER.
20058 2009-05-13 Taras Glek <tglek@mozilla.com>
20060 * attribs.c (register_attribute): moved out attribute registration
20061 into register_attribute.
20062 * doc/plugins.texi: Documented register_attribute and
20064 * gcc-plugin.h: Added forward decl for register_attribute.
20065 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20066 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20067 PLUGIN_ATTRIBUTES boilerplate.
20069 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20071 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20072 values even in sentinel and empty entries.
20073 (ms_printf_flag_specs): Likewise.
20074 (ms_scanf_flag_specs): Likewise.
20075 (ms_strftime_flag_specs): Likewise.
20076 (ms_print_char_table): Likewise.
20077 (ms_scan_char_table): Likewise.
20078 (ms_time_char_table): Likewise.
20080 2009-05-13 Doug Kwan <dougkwan@google.com>
20082 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20084 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20086 * config/mips/mips.md (store): Add attributes for QI and HI.
20088 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20089 (truncdi<mode>2): ... this new pattern.
20091 2009-05-13 Brad Hards <bradh@kde.org>
20093 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20095 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20096 Ben Elliston <bje@au.ibm.com>
20098 PR middle-end/40035
20099 * dse.c (check_mem_read_rtx): Guard against width == -1.
20101 2009-05-13 Michael Matz <matz@suse.de>
20103 PR middle-end/39976
20104 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20105 (trivially_conflicts_p): New function.
20106 (insert_backedge_copies): Use it.
20108 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20110 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20111 (handle_stdc_pragma): Use new enum constant names.
20112 (handle_pragma_float_const_decimal64): Ditto.
20114 2009-05-13 Ian Lance Taylor <iant@google.com>
20116 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20119 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20121 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20122 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20124 * config/m68k/m68k.h (FL_UCLINUX): Define.
20126 2009-05-13 Jan Hubicka <jh@suse.cz>
20128 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20130 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20132 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20133 unless -fschedule-insns is specified.
20135 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20138 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20139 TARGET_EXPAND_CBRANCHDI4.
20140 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20141 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20142 (cmpeqdi): Fix comment.
20144 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20146 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20147 (sh_legitimate_address_p): Likewise.
20148 * config/sh/sh.c (sh_legitimate_index_p): New.
20149 (sh_legitimate_address_p): Likewise.
20150 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20151 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20152 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20153 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20154 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20155 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20156 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20157 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20158 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20160 2009-05-12 Jan Hubicka <jh@suse.cz>
20162 * tree-inline.c (estimate_operator_cost): Add operands;
20163 when division happens by constant, it is cheap.
20164 (estimate_num_insns): Loads and stores are not having cost of 0;
20165 EH magic stuff is cheap; when computing runtime cost of switch,
20166 use log2 base of amount of its cases; builtin_expect has cost of 0;
20167 compute cost for moving return value of call.
20168 (init_inline_once): Initialize time_based flags.
20169 * tree-inline.h (eni_weights_d): Add time_based flag.
20171 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20173 * df-core.c: Update head documentation.
20175 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20178 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20179 shadowing exisiting variable op1.
20181 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20184 * config/i386/driver-i386.c (processor_signatures): New enum.
20185 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20186 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20187 processor signature to detect geode processor.
20189 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20193 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20195 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20196 causes spurious differences between trunk and cond-optab branch.
20198 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20200 * dojump.c (compare_from_rtx): Delete.
20201 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20202 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20203 if the comparison does not satisfy the predicate; test predicates for
20204 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20205 further if one existing pattern fails.
20206 * expr.h (compare_from_rtx): Delete.
20207 (prepare_operand): Declare it.
20208 * optabs.c: Change "lib call" to "libcall" throughout.
20209 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20210 HAVE_conditional_trap, emit_cmp_insn): Delete.
20211 (can_compare_p): Delete cmp_optab case.
20212 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20213 Accept other parameters by value.
20214 (prepare_operand): Make non-static.
20215 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20216 other parameters by value. Try to widen operands here based on
20217 an optab_methods argument and looking at cbranch_optab.
20218 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20219 loop. Use cbranch_optab directly.
20220 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20221 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20223 (emit_conditional_move, emit_conditional_add): Inline what's needed
20224 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20225 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20226 with COMPARE. Move cmov_optab and cstore_optab above
20227 with cbranch_optab, move cmp_optab down with ucmp_optab,
20228 remove tst_otpab. Do not initialize trap_rtx.
20229 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20230 for trap code. Do not check HAVE_conditional_trap. Use
20231 prepare_cmp_insn. Accept no predicate for operand 3.
20232 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20233 (OTI_ctrap, ctrap_optab): New.
20234 (tst_optab): Delete.
20235 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20236 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20237 with lookup of ctrap_optab.
20238 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20240 (ctrap_optab): New.
20242 * combine.c (combine_simplify_rtx, simplify_set): Do not
20243 special case comparing against zero for cc0 machines.
20244 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20245 COMPARE on cc0 machines.
20246 (simplify_relational_operation): Return a new expression when
20247 a COMPARE could be removed.
20248 * final.c (final_scan_insn): Compare cc_status values
20249 against LHS of a (compare FOO (const_int 0)) cc0 source.
20250 Also check if cc_status.value is the full compare.
20252 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20253 (cstoreMM4): Document.
20254 (conditional_trap): Document ctrapMM4 instead.
20255 (sync_compare_and_swapMM): Refer to cbranchcc4.
20256 (Dependent Patterns): Eliminate obsolete information referring to
20257 the old jump optimization phase.
20258 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20259 of compares with 0 on cc0 machines.
20260 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20261 avoiding references to cc0. Remove text about storing operands
20263 * doc/tm.texi (Condition Codes): Include blurb on different
20264 condition code representations, separate into subsections for
20265 CC0, MODE_CC and conditional execution.
20267 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20268 alpha_emit_setcc): Accept operands and a machine mode.
20269 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20270 Get code/op0/op1 from operands, use machine mode argument
20271 instead of alpha_compare.fp_p. Emit the branch here.
20272 (alpha_emit_setcc): Likewise, and return boolean.
20273 (alpha_emit_conditional_move): Likewise. Assert that
20274 cmp_op_mode == cmp_mode, and simplify accordingly.
20275 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20276 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20277 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20279 (stack probe test): Use cbranchdi4.
20280 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20282 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20283 * config/arc/arc.h (movsicc, movsfcc): Use it.
20284 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20285 (cbranchsi4, cstoresi4): New.
20286 (cmpsi, bCC and sCC expanders): Remove.
20288 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20289 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20290 * config/arm/predicates.md (arm_comparison_operator): Only include
20291 floating-point operators if there is a hardware floating-point unit.
20292 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20293 deferring to cbranch_cc and cstore_cc respectively.
20294 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20295 cbranch_cc, cstore_cc): New.
20296 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20298 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20300 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20301 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20303 (adjust_insn_length): Adjust calls.
20304 (avr_reorg): Handle (compare (foo) (const_int 0)).
20305 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20306 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20307 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20308 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20310 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20311 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20313 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20314 (cbranchsi4, cstorebi4, cstoresi4): New.
20315 (movbisi): This insn is duplicate, split it to zero_extend.
20316 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20317 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20318 (bfin_optimize_loop): Use cbranch expander.
20319 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20320 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20321 (bfin_bimode_comparison_operator): ... this.
20322 (bfin_direct_comparison_operator): New.
20324 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20325 inside (compare FOO (const_int 0)).
20326 (cris_rtx_costs): Handle ZERO_EXTRACT.
20327 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20328 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20329 (*tstdi_v32): Delete.
20330 (*cmpdi_non_v32): Add M alternative for operand 1.
20331 (cmpsi, cmp<mode>): Make private.
20332 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20334 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20336 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20337 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20338 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20339 (cc_reg_operand): New.
20340 (any_cond): Delete.
20341 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20342 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20343 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20344 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20345 crx_expand_scond): Delete.
20347 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20349 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20350 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20352 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20353 cstoresi4, cstoresf4, cstoredf4): New.
20354 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20355 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20356 Receive the entire operands array.
20357 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20358 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20359 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20360 Get test/op0/op1 from the operands array.
20361 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20363 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20364 (h8300_expand_store): New.
20365 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20367 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20368 (h8300_expand_store): New.
20369 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20370 or do not try to produce (set (cc0) REG).
20371 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20372 change a compare into a move to a scratch register. Disable some
20373 peepholes when comparing with zero.
20374 (tstsi, tsthi, tstsi, cmpqi): Make private.
20376 (bCC, sCC): Delete.
20377 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20380 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20381 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20382 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20383 (ix86_emit_i387_log1p): Use cbranchxf2.
20384 (ix86_expand_setcc): Return void.
20385 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20386 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20387 cmp<MODEF>, cmpcc): Remove.
20388 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20389 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20390 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20391 (sCC and bCC expanders): Remove.
20392 (stack_protect_test): Use cbranchcc4.
20394 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20396 (ia64_expand_compare): Accept three rtx by reference and return void.
20397 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20398 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20399 from *expr. Update *expr with the BImode comparison to do.
20400 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20401 cmptf, bCC, sCC, conditional_trap): Delete.
20402 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20403 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20404 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20405 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20406 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20408 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20409 type of last argument.
20410 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20411 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20412 use machine mode argument instead of branch_type. Remove dead
20413 code for floating-point comparisons.
20414 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20415 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20417 (cbranchsi4, cstoresi4): New.
20418 * config/iq2000/predicates.md (reg_or_const_operand): New.
20420 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20421 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20422 (b<code>_op): Rewrite to...
20423 (bcc_op): ... this, using match_operator.
20424 (s<code>_op): Rewrite to...
20425 (scc_op): ... this, using match_operator.
20426 (s<code>_24_op): Rewrite to...
20427 (scc_op_24): ... this, using match_operator.
20428 (s<code>_<mode>): Rewrite to...
20429 (cstore<mode>4): ... this, using match_operator.
20430 (s<code>_<mode>_24): Rewrite to...
20431 (cstore<mode>4_24): ... this, using match_operator.
20432 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20433 m32c_unpend_compare, m32c_expand_scc): Delete.
20434 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20435 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20436 (m32c_expand_movcc): Change NE to EQ if necessary.
20437 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20439 * config/m32r/m32r-protos.h (gen_cond_store): New.
20440 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20441 (gen_cond_store): New, from sCC patterns.
20442 (m32r_expand_block_move): Use cbranchsi4.
20443 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20444 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20445 (cbranchsi4, cstoresi4): New.
20447 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20449 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20450 (m68hc11_notice_update_cc): Look into a compare with 0.
20451 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20453 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20454 cmphi, cmpqi, bCC): Delete.
20455 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20456 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20457 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20460 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20461 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20462 * config/m68k/constraints.md (H): New.
20463 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20464 the define_insn below.
20465 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20466 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20467 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20468 patterns): Wrap RHS with COMPARE.
20469 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20470 (*cmpdi_internal): Name this pattern.
20471 (cmpdi): Change to define_insn.
20472 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20473 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20474 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20476 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20477 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20478 (conditional_trap): Change to...
20479 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20480 (*conditional_trap): Use the ordered_comparison_operator and
20481 const1_operand predicates.
20482 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20483 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20484 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20485 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20487 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20488 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20489 (mcore_gen_compare): New.
20490 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20491 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20492 (mcore_gen_compare): ... this.
20493 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20494 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20495 (stack probe pattern): Use cbranchsi4.
20497 * config/mips/predicates.md (mips_cstore_operator): New.
20498 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20499 * config/mips/mips.md (any_cond): Delete.
20500 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20502 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20503 fixuns_truncsfdi2): Use cbranch patterns.
20504 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20505 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20506 Adjust call to mips_expand_conditional_branch.
20507 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20509 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20510 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20511 * config/mips/mips.c (cmp_operands): Delete.
20512 (mips_emit_compare): Get comparison operands from *op0/*op1.
20513 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20514 that it succeeds. Use op0/op1 instead of cmp_operands.
20515 (mips_expand_conditional_branch, mips_expand_conditional_move,
20516 mips_expand_conditional_trap): Likewise.
20517 (mips_block_move_loop): Use cbranch patterns.
20518 * config/mips/mips.h (cmp_operands): Delete.
20520 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20521 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20522 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20523 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20524 (*cmpcc_folded): Rename to...
20525 (*cmpdi_folded): this.
20526 (*cmpcc): Rename to...
20528 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20531 (cbranchdf4): New. Handle invalid comparisons here.
20532 * config/mmix/predicates.md (float_comparison_operator): New.
20534 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20535 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20536 * config/mn10300/mn10300.md (tst): Delete.
20537 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20538 Name these patterns and wrap RHS in a compare.
20539 (*cmpsi): Make this pattern private. Include tst.
20540 (*cmpsf): Make this pattern private.
20541 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20542 (compare with zero peepholes): Likewise.
20544 (cbranchsi4, cbranchsf4): New.
20545 (casesi): Use cbranchsi4.
20547 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20548 hppa_branch_type): Delete.
20549 (return_addr_rtx): Use cbranchsi4.
20550 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20551 Emit CCFPmode comparison here.
20552 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20553 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20554 hppa_branch_type): Delete.
20555 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20556 (movsicc, movdicc): Remove references to hppa_compare_op0,
20557 hppa_compare_op1 and compare_from_rtx.
20558 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20559 (casesi): Use cbranchsi4.
20561 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20562 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20563 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20564 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20565 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20567 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20568 (*branch, *branch_inverted): New.
20570 * config/picochip/picochip.md (cbranchhi4): Use
20571 ordered_comparison_operator.
20572 (cmphi, bCC): Remove.
20574 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20575 (trap_comparison_operator): Delete.
20576 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20577 rs6000_emit_cbranch): Accept mode and operands.
20578 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20579 rs6000_compare_fp_p): Delete.
20580 (rs6000_generate_compare): Accept mode and comparison. Extract code
20581 and op0/op1 from there. Replace references to rs6000_compare_op0
20582 and rs6000_compare_op1.
20583 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20584 extract result from passed operands.
20585 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20586 extract loc from passed operands.
20587 (rs6000_emit_cmove): Likewise.
20588 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20589 rs6000_compare_fp_p): Delete.
20590 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20591 (cbranch<GPR>4, cbranch<FP>4): New.
20592 (cstore<mode>4): New. Consolidate here all choices about when to use
20593 portable or specialized sCC sequences.
20594 (stack_protect_test): Use cbranchsi4.
20595 (conditional_trap): Replace with ctrap<GPR>4.
20596 (conditional trap insn): Replace trap_comparison_operator with
20597 ordered_comparison_operator.
20599 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20600 (s390_emit_prologue): Use ctrap.
20601 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20602 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20603 New predicates replacing...
20604 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20605 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20606 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20607 (add<mode>cc): Do not use s390_compare_op0/op1.
20608 (s<code>): Change to...
20609 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20610 (seq): Change to...
20611 (cstorecc4): ... this. Handle EQ or NE equally.
20612 (*sne): Un-privatize for use in cstorecc4.
20613 (b<code>): Change to...
20614 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20615 (conditional_trap): Replace with...
20616 (ctrap<GPR>4, ctrap<FP>4): ... these.
20617 (stack_protect): Use cbranchcc4.
20619 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20620 * config/score/score-protos.h (score_gen_cmp): Delete.
20621 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20622 (score_block_move-loop): Use cbranchsi4.
20623 * config/score/score.md (cbranchsi4): New.
20624 (cmpsi, bCC): Delete.
20625 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20626 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20627 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20628 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20629 * config/score/score3.h (score3_gen_cmp): Delete.
20630 * config/score/score7.h (score7_gen_cmp): Delete.
20632 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20633 (sh_emit_scc_to_t): ... this. Return void.
20634 (from_compare): Rename to...
20635 (sh_emit_compare_and_branch): ... this.
20636 (sh_emit_compare_and_set): New.
20637 (sh_expand_t_scc): Accept operands.
20638 * config/sh/predicates.md (sh_float_comparison_operator): New.
20639 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20640 (prepare_scc_operands): Rename to...
20641 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20643 (sh_emit_cheap_store_flag): New.
20644 (sh_emit_set_t_insn): New.
20645 (from_compare): Rename to...
20646 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20647 handling of TARGET_SH2E floating point to avoid recursive call.
20648 Generate branch here.
20649 (sh_emit_compare_and_set): New.
20650 (sh_expand_t_scc): Get op0/op1 from arguments.
20651 (sh_emit_cheap_store_flag): New.
20652 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20654 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20655 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20656 (movsicc, movdicc): Do nothing when it recreated operands from
20657 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20658 prepare_scc_operands (now sh_emit_scc_to_t).
20659 (udivdi3): Use cstoresi4.
20660 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20661 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20662 (cbranchint4_media, cbranchfp4_media): New.
20663 (casesi): Use cbranchdi4.
20664 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20666 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20667 (movnegt): Remove second operand.
20668 (cbranchsf4, cbranchdf4): New.
20669 (stack_protect): Use cbranchdi4/cbranchsi4.
20671 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20672 (gen_compare_reg): Accept comparison, extract part of it to...
20673 (gen_compare_reg_1): ... this.
20674 (gen_compare_operator): Delete.
20675 (gen_v9_scc): Accept separate destination, comparison code and arms.
20676 Do not use sparc_compare_op0/sparc_compare_op1.
20677 (emit_scc_insn, emit_conditional_branch_insn): New.
20678 (emit_v9_brxx): Make static. Remove useless assertion.
20679 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20681 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20682 * config/sparc/sparc-protos.h (gen_compare_reg,
20683 sparc_emit_float_lib_cmp): Adjust prototype.
20684 (emit_scc_insn, emit_conditional_branch_insn): New.
20685 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20686 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20687 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20688 iterators to the top.
20689 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20690 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20691 snedi_special_trunc): Delete.
20692 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20693 and snedi_special_trunc.
20694 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20695 cbranchdi4, cbranch<F:mode>4): New.
20696 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20697 here. Use gen_compare_reg instead of gen_compare_operator.
20698 (conditional_trap): Replace with...
20699 (ctrapsi4, ctrapdi4): ... this.
20700 (stack_protect_test): Use cbranchcc4.
20702 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20704 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20705 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20706 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20707 from operands[0] or operands[3] depending on is_set.
20708 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20709 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20710 cmpdf, bCC), sCC: Remove.
20711 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20712 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20714 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20715 spu_emit_branch_or_set.
20717 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20719 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20720 xstormy16_compare_op1): Delete.
20721 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20722 xstormy16_compare_op1): Delete.
20723 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20725 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20726 (cmphi, cmpsi, bCC): Remove.
20728 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20729 (*cmpsi): ... this one.
20730 (cbranchsi4, cstoresi4): New.
20731 (bCC expanders): Delete.
20732 (sCC insns): Fold into...
20733 (*setcc): ... this one.
20734 (casesi): Do not use gen_cmpsi and gen_bgtu.
20735 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20736 (movsicc): Simplify.
20737 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20739 * config/vax/vax-protos.h (cond_name): New.
20740 (vax_output_conditional_branch): Remove.
20741 * config/vax/vax.c (cond_name): New.
20742 (vax_output_conditional_branch): Remove.
20743 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20744 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20745 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20746 (bit<VAXint>): Wrap source with (compare).
20747 (b<code> and following unnamed pattern): Rename to *branch and
20748 *branch_reversed. Change macroization to match_operator.
20749 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20751 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20752 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20753 Change last argument to machine_mode.
20754 (xtensa_expand_scc): Add machine_mode argument.
20755 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20756 (gen_conditional_move, xtensa_expand_conditional_branch,
20757 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20758 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20759 Adjust operand numbers.
20760 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20762 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20763 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20764 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20766 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20768 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20769 causes spurious differences between trunk and cond-optab branch.
20771 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20774 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20776 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20778 * tree.c (iterative_hash_pointer): Delete.
20779 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20780 Hash UIDs and versions of SSA names. Don't special-case built-in
20781 function declarations.
20783 2009-05-11 Ian Lance Taylor <iant@google.com>
20786 * graphite.c: Force -Wc++-compat to only be a warning before
20787 #including "cloog/cloog.h".
20789 2009-05-11 Martin Jambor <mjambor@suse.cz>
20791 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20793 2009-05-11 Jan Hubicka <jh@suse.cz>
20795 * tree-ssa-loop-ivcanon.c: Include target.h
20796 (struct loop_size): new structure.
20797 (constant_after_peeling): New predicate.
20798 (tree_estimate_loop_size): New function.
20799 (estimated_unrolled_size): Rewrite for new estimates.
20800 (try_unroll_loop_completely): Use new estimates.
20801 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20803 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20805 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20806 libcpp interface change.
20807 (spu_macro_to_expand): Likewise.
20809 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20811 PR tree-optimization/40026
20812 * gimplify.c (gimplify_init_constructor): Change initial conditional
20813 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20814 optimize_compound_literals_in_ctor.
20816 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20818 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20820 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20822 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20824 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20825 HOST_WIDE_INT for gap.
20827 2009-05-11 Ira Rosen <irar@il.ibm.com>
20829 PR tree-optimization/40074
20830 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20831 account in group size and step comparison.
20833 2009-05-11 Richard Guenther <rguenther@suse.de>
20835 * passes.c (init_optimization_passes): Strip now incorrect comment.
20836 (execute_function_todo): Do not set PROP_alias.
20837 * tree-pass.h (PROP_alias): Remove.
20838 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20839 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20840 * tree-nrv.c (pass_return_slot): Likewise.
20841 * tree-object-size.c (pass_object_sizes): Likewise.
20842 * tree-ssa-dom.c (pass_dominator): Likewise.
20843 (pass_phi_only_cprop): Likewise.
20844 * tree-ssa-dse.c (pass_dse): Likewise.
20845 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20846 (pass_cselim): Likewise.
20847 * tree-ssa-pre.c (pass_pre): Likewise.
20848 (pass_fre): Likewise.
20849 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20850 * tree-ssa-sink.c (pass_sink_code): Likewise.
20851 * tree-stdarg.c (pass_stdarg): Likewise.
20852 * tree-tailcall.c (pass_tail_calls): Likewise.
20853 * tree-vrp.c (pass_vrp): Likewise.
20855 2009-05-10 Ian Lance Taylor <iant@google.com>
20857 * basic-block.h (enum profile_status): Break out of struct
20858 control_flow_graph.
20859 * cgraph.h (struct inline_summary): Break out of struct
20861 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20862 of struct cgraph_order_sort.
20863 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20864 * cse.c (struct branch_path): Break out of struct
20865 cse_basic_block_data.
20866 * except.h (enum eh_region_type): Break out of struct eh_region.
20867 * gcc.c (enum add_del): Break out of struct modify_target.
20868 * genrecog.c (enum decision_type): Break out of struct decision_test.
20869 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20871 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20872 * regmove.c (enum match_use): New enum, broken out of struct match.
20873 * sched-int.h (enum post_call_group): New enum, broken out of
20875 (struct deps_reg): Break out of struct deps.
20876 * target.h (struct asm_int_op): Break out of struct gcc_target.
20877 * tree-eh.c (struct goto_queue_node): Break out of struct
20879 * tree-inline.h (enum copy_body_cge_which): Break out of
20881 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20883 * c-decl.c (in_struct, struct_types): New static variables.
20884 (pushtag): Add loc parameter. Change all callers.
20885 (lookup_tag): Add ploc parameter. Change all callers.
20886 (check_compound_literal_type): New function.
20887 (parser_xref_tag): Add loc parameter. Change all callers. If
20888 -Wc++-compat, warn about struct/union/enum types defined within a
20890 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20891 and loc parameters. Change all callers. Change error calls to
20892 error_at, using loc. For a redefinition, if the location of the
20893 original definition is known, report it. Set in_struct and
20894 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20895 (finish_struct): Add new parameters enclosing_in_struct and
20896 enclosing_struct_types. Change all callers. Set
20897 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20898 in the struct. If in a struct, add this struct to struct_types.
20899 (start_enum): Add loc parameter. Change all callers. Use
20900 error_at for errors, using loc. For a redefinition, if the
20901 location of the original definition is known, report it. If in a
20902 struct, add this enum type to struct_types. If -Wc++-compat warn
20903 if in sizeof, typeof, or alignof.
20904 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20905 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20906 (c_parser_enum_specifier): Get enum location for start_enum.
20907 (c_parser_struct_or_union_specifier): Get struct location for
20908 start_struct. Save in_struct and struct_types status between
20909 start_struct and finish_struct.
20910 (c_parser_cast_expression): Get location of cast.
20911 (c_parser_alignof_expression): Get location of type.
20912 (c_parser_postfix_expression): Likewise.
20913 (c_parser_postfix_expression_after_paren_type): Add type_loc
20914 parameter. Change all callers. Call check_compound_literal_type.
20915 Use type_loc for error about variable size type.
20916 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20917 of an enum constant from an enum type defined in a struct or union.
20918 (c_cast_expr): Add loc parameter. Change all callers. If
20919 -Wc++-compat, warn about defining a type in a cast.
20920 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20921 (start_enum, start_struct, finish_struct): Update declarations.
20922 (parser_xref_tag, c_cast_expr): Update declarations.
20923 (check_compound_literal_type): Declare.
20925 2009-05-11 Ben Elliston <bje@au.ibm.com>
20927 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20928 for recent libcpp interface change.
20929 (rs6000_macro_to_expand): Likewise.
20931 2009-05-10 Michael Matz <matz@suse.de>
20934 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20935 not at entry of function.
20937 2009-05-10 Richard Guenther <rguenther@suse.de>
20939 PR tree-optimization/40081
20941 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20942 using the main variant of the element type. Do not fiddle with
20943 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20945 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20946 structs with volatile fields.
20948 2009-05-10 Jan Hubicka <jh@suse.cz>
20950 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20951 (estimate_move_cost): Assert that it does not get called for
20953 (estimate_num_insns): Skip VOID types in argument handling.
20954 (optimize_inline_calls): Delete unreachable blocks and verify that
20955 callgraph is valid.
20957 2009-05-10 Jan Hubicka <jh@suse.cz>
20959 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20960 * cgraph.c (cgraph_mark_address_taken_node): New function.
20961 (dump_cgraph_node): Dump new flag.
20962 * cgraph.h (struct cgraph_node): Add address_taken.
20963 (cgraph_mark_address_taken_node): New function.
20964 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20965 since new direct calls can be born.
20967 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20969 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20970 tok->val.node.node.
20972 2009-05-10 Jan Hubicka <jh@suse.cz>
20974 PR middle-end/40084
20975 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20977 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20978 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20979 * tree-inline.c (copy_bb): Set frequency correctly.
20980 (fold_marked_statements): Update call to
20981 cgraph_update_edges_for_call_stmt.
20983 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20985 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20986 identifiers in diagnostics.
20987 * config/arm/arm.c (arm_handle_fndecl_attribute,
20988 arm_handle_isr_attribute): Likewise.
20989 * config/avr/avr.c (avr_handle_progmem_attribute,
20990 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20991 * config/bfin/bfin.c (handle_int_attribute,
20992 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20993 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20994 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20996 * config/darwin.c (darwin_handle_kext_attribute,
20997 darwin_handle_weak_import_attribute): Likewise.
20998 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20999 h8300_handle_eightbit_data_attribute,
21000 h8300_handle_tiny_data_attribute): Likewise.
21001 * config/i386/i386.c (ix86_handle_cconv_attribute,
21002 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21003 * config/i386/winnt.c (ix86_handle_shared_attribute,
21004 ix86_handle_selectany_attribute): Likewise.
21005 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21006 * config/m32c/m32c.c (function_vector_handler): Likewise.
21007 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21008 m68hc11_handle_fntype_attribute): Likewise.
21009 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21010 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21011 * config/mips/mips.c (mips_insert_attributes,
21012 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21013 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21014 rs6000_handle_struct_attribute): Likewise.
21015 * config/sh/sh.c (sh_insert_attributes,
21016 sh_handle_resbank_handler_attribute,
21017 sh_handle_interrupt_handler_attribute,
21018 sh2a_handle_function_vector_handler_attribute,
21019 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21021 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21022 * config/spu/spu.c (spu_handle_fndecl_attribute,
21023 spu_handle_vector_attribute): Likewise.
21024 * config/stormy16/stormy16.c
21025 (xstormy16_handle_interrupt_attribute): Likewise.
21026 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21027 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21029 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21031 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21032 (pp_translate_identifiers): New.
21033 (pp_identifier): Only conditionally translate identifier to locale
21035 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21036 (pp_base_tree_identifier): Only conditionally translate identifier
21037 to locale character set.
21038 * c-pretty-print.c (M_): Define.
21039 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21040 fragments for conditional translation with M_.
21041 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21042 identifier translation.
21044 2009-05-10 Richard Guenther <rguenther@suse.de>
21046 PR tree-optimization/40081
21047 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21048 using the main variant of the element type. Do not fiddle with
21049 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21051 2009-05-09 Jan Hubicka <jh@suse.cz>
21053 PR middle-end/40080
21054 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21055 indirect calls; verify cgraph afterwards.
21057 2009-05-09 Jan Hubicka <jh@suse.cz>
21060 * ipa.c (update_inlined_to_pointer): New function.
21061 (cgraph_remove_unreachable_nodes): Use it.
21063 2009-05-09 Jan Hubicka <jh@suse.cz>
21065 * tree-eh.c (struct leh_state): Remove prev_try.
21066 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21067 not track prev_try.
21068 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21069 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21070 remove_eh_handler_and_replace, foreach_reachable_handler,
21071 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21072 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21073 (gen_eh_region_cleanup): Update prototype.
21075 2009-05-09 Jan Hubicka <jh@suse.cz>
21077 PR middle-end/40043
21078 * except.c (copy_eh_region): Always set prev_try.
21079 (redirect_eh_edge_to_label): Find outer try.
21080 (foreach_reachable_handler): When looking for prev try
21081 handle case where previous try is not going to be taken.
21083 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21085 PR tree-optimization/40049
21086 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21087 only vector/vector shifts, convert the type of the constant to the
21088 appropriate type to avoid building incorrect trees, which
21089 eventually have problems with garbage collection.
21091 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21093 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21094 -1 for complex floating-point types if honoring signed zeros.
21096 2009-05-08 Jan Hubicka <jh@suse.cz>
21098 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21099 argument; handle correctly when profile is absent.
21100 (build_cgraph_edges): Update.
21101 (rebuild_cgraph_edges): Update.
21102 * cgraph.c: Do not include varray.h.
21103 (cgraph_set_call_stmt_including_clones): New function.
21104 (cgraph_create_edge_including_clones): Likewise
21105 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21106 (cgraph_update_edges_for_call_stmt): Handle clones.
21107 (cgraph_remove_node): Handle clone tree.
21108 (cgraph_remove_node_and_inline_clones): New function.
21109 (dump_cgraph_node): Dump clone tree.
21110 (cgraph_clone_node): Handle clone tree.
21111 (clone_function_name): Bring here from tree-inline.c.
21112 (cgraph_create_virtual_clone): New function.
21113 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21114 (cgraph_clone_info): New function.
21115 (strut cgraph_node): Add clone_info and new clone tree pointers.
21116 (cgraph_remove_node_and_inline_clones,
21117 cgraph_set_call_stmt_including_clones,
21118 cgraph_create_edge_including_clones,
21119 cgraph_create_virtual_clone): Declare.
21120 (cgraph_function_versioning): Use VEC argument.
21121 (compute_call_stmt_bb_frequency): Update prototype.
21122 (cgraph_materialize_all_clones): New function.
21123 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21124 (ipcp_create_replace_map): Update to VECtors.
21125 (ipcp_update_callgraph): Use virtual clones.
21126 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21127 (ipcp_update_profiling): Do not update local profiling.
21128 (ipcp_insert_stage): Use VECtors and virtual clones.
21129 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21130 (clone_of_p): New function.
21131 (cgraph_preserve_function_body_p): Use clone tree.
21132 (cgraph_optimize): Materialize clones.
21133 (cgraph_function_versioning): Update for VECtors.
21134 (save_inline_function_body): Use clone tree.
21135 (cgraph_materialize_clone): New function.
21136 (cgraph_materialize_all_clones): Likewise.
21137 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21138 * ipa.c: Include gimple.h.
21139 (cgraph_remove_unreachable_nodes): Use clone tree.
21140 * ipa-prop.c (ipa_note_param_call): Update call to
21141 compute_call_stmt_bb_frequencycall.
21142 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21143 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21144 (copy_bb): Handle updating of clone tree; add new edge when new call
21146 (expand_call_inline): Be strict about every call having edge.
21147 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21148 (delete_unreachable_blocks_update_callgraph): New function.
21149 (tree_function_versioning): Use VECtors; always remove unreachable
21150 blocks and fold conditionals.
21151 * tree-inline.h: Do not include varray.h.
21152 (tree_function_versioning): Remove.
21153 * Makefile.in (GTFILES): Remove tree-inline.c
21154 * passes.c (do_per_function): Do only functions having body.
21155 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21158 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21159 Andrew Morrow <acm@google.com>
21162 * c-common.c (c_common_attribute_table): Permit deprecated
21163 attribute to take an optional argument.
21164 (handle_deprecated_attribute): If the optional argument to
21165 __attribute__((deprecated)) is not a string ignore the attribute
21166 and emit a warning.
21168 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21169 * c-typeck.c (build_component_ref): Likewise.
21170 (build_external_ref): Likewise.
21172 * toplev.c (warn_deprecated_use): Add an attribute argument.
21173 Emit the message associated with __attribute__((deprecated)).
21175 * toplev.h (warn_deprecated_use): Updated.
21177 * doc/extend.texi: Document new optional parameter to
21178 __attribute__((deprecated))
21180 2009-05-08 Michael Eager <eager@eagercon.com>
21182 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21183 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21185 2009-05-08 Richard Guenther <rguenther@suse.de>
21187 PR tree-optimization/40062
21188 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21189 Avoid exponential behavior.
21191 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21193 PR rtl-optimization/33928
21195 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21196 process_uses, build_single_def_use_links): New.
21197 (update_df): Update use_def_ref.
21198 (forward_propagate_into): Use get_def_for_use instead of use-def
21200 (fwprop_init): Call build_single_def_use_links and let it initialize
21202 (fwprop_done): Free use_def_ref.
21203 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21204 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21205 df_rd_simulate_one_insn): New.
21206 (df_rd_bb_local_compute_process_def): Update head comment.
21207 (df_chain_create_bb): Use the new RD simulation functions.
21208 * df.h (df_rd_simulate_artificial_defs_at_top,
21209 df_rd_simulate_one_insn): New.
21210 * opts.c (decode_options): Enable fwprop at -O1.
21211 * doc/invoke.texi (-fforward-propagate): Document this.
21213 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21216 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21217 and one complex operand specially.
21218 * tree-complex.c (some_nonzerop): Do not identify a real value as
21219 zero if flag_signed_zeros.
21221 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21223 PR rtl-optimization/33928
21224 * loop-invariant.c (record_use): Fix && vs. || mishap.
21226 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21228 PR rtl-optimization/33928
21229 * loop-invariant.c (struct use): Add addr_use_p.
21230 (struct def): Add n_addr_uses.
21231 (struct invariant): Add cheap_address.
21232 (create_new_invariant): Set cheap_address.
21233 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21234 (record_uses): Pass df_ref to record_use.
21235 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21238 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21240 * config/sh/sh.c: Do not include c-pragma.h.
21242 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21244 * config/spu/spu.c: Remove include of c-common.h.
21246 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21249 * c-common.h (mark_valid_location_for_stdc_pragma,
21250 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21251 clear_float_const_decimal64, float_const_decimal64_p): New.
21252 * c.opt (Wunsuffixed-float-constants): New.
21253 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21254 unsuffixed float constant, handle new warning.
21255 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21256 * c-decl.c (c_scope): New flag float_const_decimal64.
21257 (set_float_const_decimal64, clear_float_const_decimal64,
21258 float_const_decimal64_p): New.
21259 (push_scope): Set new flag.
21260 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21261 to use STDC pragmas.
21262 (c_parser_external_declaration): Ditto.
21263 (c_parser_compound_statement_nostart): Ditto.
21264 * c-pragma.c (valid_location_for_stdc_pragma,
21265 mark_valid_location_for_stdc_pragma,
21266 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21267 handle_pragma_float_const_decimal64): New.
21268 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21269 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21270 set_float_const_decimal64, clear_float_const_decimal64,
21271 float_const_decimal64_p): New dummy functions.
21272 * doc/extend.texi (Decimal Float): Remove statement that the
21273 pragma, and suffix for double constants, are not supported.
21274 * doc/invoke.texi (Warning Options): List new option.
21275 (-Wunsuffixed-float-constants): New.
21277 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21279 * config/i386/i386.c: Do not include c-common.h.
21281 2009-05-07 Mark Heffernan <meheff@google.com>
21283 * doc/invoke.texi (Debugging Options): Document change of debugging
21285 * opts.c (decode_options): Make dump_base_name relative to
21286 aux_base_name directory.
21288 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21290 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21291 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21293 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21295 * Makefile.in (install-plugin): Simplify a bit.
21297 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21299 * Makefile.in (OBJS-common): Add regcprop.o.
21301 * timevar.def (TV_CPROP_REGISTERS): New.
21302 * regrename.c (regrename_optimize): Return 0.
21303 (rest_of_handle_regrename): Delete.
21304 (pass_rename_registers): Point to regrename_optimize.
21305 (struct value_data_entry, struct value_data,
21306 kill_value_one_regno, kill_value_regno, kill_value,
21307 set_value_regno, init_value_data, kill_clobbered_value,
21308 kill_set_value, kill_autoinc_value, copy_value,
21309 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21310 replace_oldest_value_reg, replace_oldest_value_addr,
21311 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21312 debug_value_data, validate_value_data): Move...
21313 * regcprop.c: ... here.
21314 (rest_of_handle_cprop): Delete.
21315 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21317 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21319 PR middle-end/40057
21320 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21321 GEN_INT for 1 << bitnum.
21322 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21323 build_int_cst_type.
21325 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21327 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21328 Remove wrong description of "nand" operation.
21330 2009-05-06 Richard Guenther <rguenther@suse.de>
21331 Adam Nemet <anemet@caviumnetworks.com>
21333 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21334 comment. Add that if LHS is not a gimple register, then RHS1 has
21335 to be a single object (GIMPLE_SINGLE_RHS).
21337 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21339 * expr.c (get_def_for_expr): Move it up in the file.
21340 (store_field): When expanding a bit-field store, look at the
21341 defining gimple stmt for the masking conversion.
21343 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21345 PR middle-end/39986
21346 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21347 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21348 32-bit memcpy into long.
21350 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21352 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21353 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21355 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21356 instead of appending DW_OP_deref*.
21358 2009-05-06 Michael Matz <matz@suse.de>
21360 PR middle-end/40021
21361 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21362 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21364 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21366 * Makefile.in (install-plugin): Fix srcdir handling.
21368 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21370 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21371 when processing for not_regs_needed bitmap.
21372 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21373 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21374 handling it for rhs.
21376 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21378 * config/i386/i386.md (unnamed inc/dec peephole): Use
21379 optimize_insn_for_size_p instead of optimize_size.
21380 * config/i386/predicates.md (incdec_operand): Likewise.
21381 (aligned_operand): Likewise.
21382 * config/i386/sse.md (divv8sf3): Likewise.
21383 (sqrtv8sf2): Likewise.
21385 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21387 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21389 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21391 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21393 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21394 ssemodesuffixf2c with avxmodesuffixf2c.
21396 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21399 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21401 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21403 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21404 (struct tree_base): Adjust spacing for 8 bit boundaries.
21405 (struct tree_decl_common): Add decl_by_reference_flag bit.
21406 (DECL_BY_REFERENCE): Adjust.
21407 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21408 print DECL_BY_REFERENCE bit.
21409 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21410 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21411 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21412 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21415 PR middle-end/39666
21416 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21417 range of the type, but default label is missing, add it with one
21418 of the existing labels instead of adding a new label for it.
21420 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21424 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21426 * Makefile.in (enable_plugin, plugin_includedir): New.
21427 (install): Depend on install-plugin.
21428 (PLUGIN_HEADERS): New.
21429 (install-plugin): New.
21430 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21432 2009-05-05 Richard Guenther <rguenther@suse.de>
21434 PR tree-optimization/40022
21435 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21437 (phivn_valid_p): Fix tuplification error, simplify.
21438 (phiprop_insert_phi): Add dumps.
21439 (propagate_with_phi): Simplify.
21441 2009-05-05 Richard Guenther <rguenther@suse.de>
21443 PR middle-end/40023
21444 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21446 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21448 * tree.h (strip_float_extensions): Remove duplicate declaration.
21449 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21450 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21451 block_ultimate_origin): Rearrange the declarations line to match the
21452 comment that indicates the .c file which the functions are defined.
21453 (dwarf2out_*, set_decl_rtl): Add comment.
21454 (get_base_address): Adjust comment.
21455 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21456 declarations line and add comment.
21457 (is_builtin_name): Add blank after function name, for clarity.
21459 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21461 * attribs.c (decl_attributes): Use %qE for identifiers in
21463 * cgraphunit.c (verify_cgraph_node): Translate function names to
21464 locale character set in diagnostics.
21465 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21467 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21468 Document that functions are named in UTF-8.
21469 * expr.c (expand_expr_real_1): Translate function names to locale
21470 character set in diagnostics.
21471 * gimplify.c (omp_notice_variable, omp_is_private,
21472 gimplify_scan_omp_clauses): Use %qE for identifiers in
21474 * langhooks.c (lhd_print_error_function): Translate function names
21475 to locale character set.
21476 * langhooks.h (decl_printable_name): Document that return value is
21477 in internal character set.
21478 * stmt.c: Include pretty-print.h
21479 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21481 (resolve_operand_name_1): Translate named operand name to locale
21483 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21485 * toplev.c (announce_function): Translate function names to locale
21487 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21488 (default_tree_printer): Use pp_identifier or translate identifiers
21489 to locale character set. Mark "<anonymous>" for translation.
21490 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21491 for identifiers in diagnostics.
21492 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21494 * varasm.c (output_constructor): Use %qE for identifiers in
21497 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21499 * configure.ac: use ` ` instead of $()
21500 * configure: Regenerate.
21502 2009-05-05 Ben Elliston <bje@au.ibm.com>
21504 * config/pa/linux-atomic.c: Eliminate conditional include of
21505 errno.h on non-LP64 systems to simplify build requirements.
21507 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21509 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21511 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21512 and pass value to identifier_to_locale.
21513 (warn_variable_length_array): Make name a tree.
21514 (grokdeclarator): Separate diagnostic texts for named and unnamed
21515 declarators. Use %qE for named declarators.
21516 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21518 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21519 identifiers in diagnostics.
21520 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21521 identifier_to_locale. Mark "anonymous" strings for translation.
21523 2009-05-04 Michael Eager <eager@eagercon.com>
21525 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21526 address for DImode/DFmode only if double-precision FP regs.
21528 2009-05-04 Michael Eager <eager@eagercon.com>
21530 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21531 TARGET_SINGLE_FLOAT check.
21533 2009-05-04 Michael Eager <eager@eagercon.com>
21535 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21537 2009-05-04 Michael Eager <eager@eagercon.com>
21539 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21540 * config/rs6000/t-xilinx: New
21542 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21544 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21545 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21546 * gcc/explow.c (memory_address): Use target hook.
21547 * gcc/targhooks.c (default_legitimize_address): New.
21548 * gcc/targhooks.h (default_legitimize_address): New.
21549 * gcc/target.h (legitimize_address): New.
21550 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21551 (TARGET_INITIALIZER): Include it.
21552 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21554 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21555 * config/bfin/bfin.c (legitimize_address): Remove.
21556 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21557 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21559 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21560 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21562 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21563 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21564 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21565 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21566 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21567 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21568 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21569 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21570 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21571 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21572 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21573 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21574 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21575 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21576 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21577 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21578 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21579 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21580 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21581 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21582 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21583 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21584 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21586 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21587 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21588 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21589 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21590 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21591 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21592 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21593 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21594 (thumb_legitimize_address): Delete.
21595 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21596 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21597 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21598 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21599 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21600 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21602 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21605 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21606 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21607 * config/m32r/m32r.c (m32r_legitimize_address): New.
21608 * config/m68k/m68k.c (m68k_legitimize_address): New.
21609 * config/score/score.c (score_legitimize_address): Standardize.
21610 * config/score/score3.c (score3_legitimize_address): Standardize.
21611 * config/score/score3.h (score3_legitimize_address): Adjust.
21612 * config/score/score7.c (score7_legitimize_address): Standardize.
21613 * config/score/score7.h (score7_legitimize_address): Adjust.
21614 * config/sh/sh.c (sh_legitimize_address): New.
21615 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21617 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21618 (s390_legitimize_address): ... this.
21619 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21620 (sparc_legitimize_address): ... this.
21621 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21622 (ix86_legitimize_address): ... this.
21623 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21624 (avr_legitimize_address): ... this.
21625 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21626 (mn10300_legitimize_address): ... this.
21627 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21628 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21629 (alpha_expand_mov): Adjust call.
21631 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21632 * config/spu/spu.c (spu_legitimize_address): Likewise.
21633 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21634 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21636 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21638 * intl.c (locale_encoding, locale_utf8): New.
21639 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21640 * intl.h (locale_encoding, locale_utf8): Declare.
21641 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21642 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21644 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21646 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21647 (pp_base_tree_identifier): Declare as function.
21648 (identifier_to_locale): Declare.
21649 * Makefile.in (pretty-print.o): Update dependencies.
21650 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21652 2009-05-04 Richard Guenther <rguenther@suse.de>
21654 PR middle-end/40015
21655 * builtins.c (fold_builtin_memory_op): Do not decay to element
21656 type if the size matches the whole array.
21658 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21660 * expmed.c (synth_mult): When trying out a shift, pass the result
21663 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21665 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21666 (shiftsub1_cost): New.
21667 (init_expmed): Compute shiftsub1_cost.
21668 (synth_mult): Optimize multiplications by constants of the form
21669 -(2^^m-1) for some constant positive integer m.
21671 2009-05-03 Richard Guenther <rguenther@suse.de>
21674 * c-typeck.c (array_to_pointer_conversion): Do not built
21675 ADDR_EXPRs of arrays of pointer-to-element type.
21676 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21677 up wrong ADDR_EXPRs after-the-fact.
21678 * c-common.c (strict_aliasing_warning): Strip pointer
21679 conversions for obtaining the original type.
21680 * builtins.c (fold_builtin_memset): Handle array types.
21681 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21684 2009-05-03 Richard Guenther <rguenther@suse.de>
21686 PR middle-end/23329
21687 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21688 Do not lose casts from array types with unknown extent to array
21689 types with known extent.
21690 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21691 alias set compatibility.
21693 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21695 * flags.h (extra_warnings): Delete.
21696 * toplev.c (process_options): Handle Wuninitialized here.
21697 * opts.c (extra_warnings): Delete.
21698 (set_Wextra): Delete.
21699 (common_handle_option): -Wextra can be handled automatically.
21700 * c-opts.c (c_common_handle_option): Delete obsolete code.
21701 (c_common_post_options): Simplify comment.
21702 * common.opt (W): Add Var.
21704 (Wuninitialized): Initialize to -1.
21706 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21707 Richard Guenther <rguenther@suse.de>
21709 * expr.c (get_def_for_expr): New function.
21710 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21711 SSA rather than trees.
21712 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21713 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21715 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21717 * c-common.c (reswords): Add _Imaginary.
21718 * c-common.c (enum rid): Add RID_IMAGINARY.
21720 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21722 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21723 Patch by Richard Guenther.
21725 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21727 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21728 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21729 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21730 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21731 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21732 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21733 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21734 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21735 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21736 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21737 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21738 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21739 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21740 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21741 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21742 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21743 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21744 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21746 2009-05-02 Richard Guenther <rguenther@suse.de>
21748 PR tree-optimization/39940
21749 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21752 2009-05-02 Richard Guenther <rguenther@suse.de>
21754 PR middle-end/40001
21755 * tree-ssa.c (execute_update_addresses_taken): Properly check
21756 if we can mark a variable DECL_GIMPLE_REG_P.
21757 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21758 back to the end of the function.
21759 (is_gimple_reg_type): Remove complex type special casing.
21760 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21763 2009-05-02 Ben Elliston <bje@au.ibm.com>
21765 * doc/collect2.texi (Collect2): Document search path behaviour
21766 when configured with --with-ld.
21768 2009-05-02 Jan Hubicka <jh@suse.cz>
21770 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21771 parameter; update callers.
21772 (coalesce_cost_edge): EH edges are costier because they needs
21773 splitting even if not critical and even more costier when there are
21774 multiple EH predecestors.
21776 2009-05-02 Jan Hubicka <jh@suse.cz>
21778 * except.c (remove_eh_handler_and_replace): Handle updating after
21779 removing TRY blocks.
21781 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21783 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21785 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21787 * varasm.c: Do not include c-pragma.h.
21788 * attribs.c: Do not incude c-common.h.
21790 2009-05-01 Michael Matz <matz@suse.de>
21792 * calls.c (initialize_argument_information): Handle SSA names like
21793 decls with a non MEM_P DECL_RTL.
21795 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21797 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21798 * ipa-utils.c: Likewise.
21799 * ipa-type-escape.c: Likewise.
21800 * cgraphunit.c Do not include c-common.h.
21801 * ipa-pure-const.c: Likewise.
21802 * tree-if-conv.c: Likewise.
21803 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21804 * ipa-struct-reorg.c: Likewise.
21805 * tree-nomudflap.c: Likewise.
21806 * tree-ssa-structalias.c: Likewise.
21808 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21810 * store-motion.c: Many cleanups to make this pass a first-class
21811 citizen instead of an appendix to gcse load motion. Add TODO list
21812 to make this pass faster/cleaner/better.
21814 (struct ls_expr): Post gcse.c-split cleanups.
21815 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21816 "stores" field to "avail_stores".
21817 (pre_ldst_mems): Rename to store_motion_mems.
21818 (pre_ldst_table): Rename to store_motion_mems_table.
21819 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21820 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21821 (ldst_entry): Rename to st_expr_entry, update users.
21822 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21823 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21824 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21826 (first_ls_expr): Rename to first_st_expr, update users.
21827 (next_ls_expr): Rename to next_st_expr, update users.
21828 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21829 fields properly for store motion instead of names inherited from load
21831 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21832 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21835 (ae_kill): Rename to st_kill, update users.
21836 (ae_gen): Rename to st_avloc, update users.
21837 (transp): Rename to st_transp, update users.
21838 (pre_insert_map): Rename to st_insert_map, update users.
21839 (pre_delete_map): Rename to st_delete_map, update users.
21840 (insert_store, build_store_vectors, free_store_memory,
21841 one_store_motion_pass): Update for abovementioned changes.
21843 (gcse_subst_count, gcse_create_count): Remove.
21844 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21845 and "n_stores_created", local variables.
21847 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21850 (regvec, compute_store_table_current_insn): Remove.
21851 (reg_set_info, reg_clear_last_set): Remove.
21852 (compute_store_table): Use DF caches instead of local dataflow
21855 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21857 * c-objc-common.c (c_tree_printer): Print identifiers with
21858 pp_identifier, not pp_string. Mark "({anonymous})" for
21860 * c-pretty-print.c (pp_c_ws_string): New.
21861 (pp_c_cv_qualifier, pp_c_type_specifier,
21862 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21863 pp_c_storage_class_specifier, pp_c_function_specifier,
21864 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21865 pp_c_primary_expression, pp_c_postfix_expression,
21866 pp_c_unary_expression, pp_c_shift_expression,
21867 pp_c_relational_expression, pp_c_equality_expression,
21868 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21869 use pp_string and pp_c_ws_string in place of pp_identifier and
21870 pp_c_identifier for non-identifiers. Mark English strings for
21872 * c-pretty-print.h (pp_c_ws_string): Declare.
21874 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21875 Roland McGrath <roland@redhat.com>
21877 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21878 (ENABLE_LD_BUILDID): New configuration option.
21879 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21880 (LINK_BUILDID_SPEC): New macro.
21881 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21883 * doc/install.texi: Document --enable-linker-build-id option.
21884 * configure: Rebuild.
21885 * config.in: Rebuild.
21887 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21889 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21890 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21891 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21892 MIPS_GP_SAVE_AREA_SIZE.
21893 * config/mips/mips.c (struct mips_frame_info): Update comment
21894 before arg_pointer_offset and hard_frame_pointer_offset.
21895 (mips_compute_frame_info): Update diagram before function: to
21896 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21897 indicate the position of frame_pointer_rtx with -fstack-protector and
21898 to show args_size. Don't allocate cprestore area for leaf functions
21899 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21901 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21903 2009-04-30 Michael Matz <matz@suse.de>
21905 PR tree-optimization/39955
21906 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21908 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21910 * ira.c (setup_cover_and_important_classes): Use safe macro
21911 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21913 * genpreds.c (write_tm_preds_h): Output suitable definition of
21914 REG_CLASS_FOR_CONSTRAINT.
21916 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21918 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21920 * bitmap.c (bitmap_descriptor): Likewise.
21921 * ggc-common.c (loc_descriptor): Likewise.
21922 * varray.c (varray_descriptor): Likewise.
21923 * vec.c (vec_descriptor): Likewise.
21925 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21927 * Makefile.in (dce.o): Add $(EXCEPT_H).
21928 * dce.c: Include except.h and delete redundant vector definitions.
21929 (deletable_insn_p): Return false for non-call insns that can throw
21932 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21934 * gcse.c (ae_gen): Remove.
21935 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21936 and make non-static function to make it available in store-motion.c.
21937 Update call sites with search-and-replace.
21938 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21939 extract_mentioned_regs, extract_mentioned_regs_helper,
21940 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21941 store_killed_in_insn, store_killed_after, store_killed_before,
21942 build_store_vectors, insert_insn_start_basic_block, insert-store,
21943 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21944 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21945 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21946 * store-motion.c: ...new file. Also copy data structures from gcse.c
21947 and clean up to remove parts not used by store motion.
21948 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21949 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21951 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21954 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21955 when optimizing for size.
21957 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21959 * gcse.c (gcse_constant_p): Fix typo in last change.
21961 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21963 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21965 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21967 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21969 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21971 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21972 CONST_HIGH_PART result.
21974 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21976 * config/avr/avr.c (initial_elimination_offset): Rename to
21977 avr_initial_elimination_offset.
21978 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21979 change return type to bool.
21980 (avr_can_eliminate): New function.
21981 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21982 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21983 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21984 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21985 avr_initial_elimination_offset.
21986 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21987 (avr_initial_elimination_offset): Define.
21989 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21990 Steven Bosscher <steven@gcc.gnu.org>
21992 PR rtl-optimization/39938
21993 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21994 * cfgrtl.c: Include insn-attr.h.
21995 (rest_of_pass_free_cfg): New function.
21996 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21997 * resource.c (init_resource_info): Remove call to df_analyze.
21999 2009-04-29 Richard Guenther <rguenther@suse.de>
22002 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22003 allow conversion to signed integers.
22005 2009-04-29 Richard Guenther <rguenther@suse.de>
22007 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22008 shifts of floating point vectors if the shift amount is
22009 a constant multiple of the element size.
22011 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22012 Michael Matz <matz@suse.de>
22014 PR middle-end/39927
22016 * tree-outof-ssa.c (emit_partition_copy): New function.
22017 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22018 insert_part_to_rtx_on_edge): Perform the partition base var
22019 copy using emit_partition_copy.
22020 (insert_value_copy_on_edge): Convert constants to the right mode.
22021 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22022 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22024 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22026 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22027 scan backwards to try to find a constant to initialize it.
22029 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22030 insn before the loop_end instruction, don't look past labels.
22032 2009-04-29 Richard Guenther <rguenther@suse.de>
22034 PR middle-end/39937
22035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22036 loose type conversions.
22037 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22038 stmts only if there are no uses of its definition.
22040 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22042 * config/bfin/bfin.h (splitting_loops): Declare.
22043 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22044 Reorder bit definitions to be ascending.
22045 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22046 * config/bfin/bfin.c (splitting_loops): New variable.
22047 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22048 (struct loop_info): Remove members INIT and LOOP_INIT.
22049 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22050 the LSETUP sequence. Allow LC to be loaded from any register, but
22051 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22052 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22054 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22055 of reload_completed.
22058 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22060 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22062 * Makefile.in (PLUGIN_VERSION_H): New.
22063 (OBJS-common): Remove plugin-version.o.
22064 (plugin.o): Depend on (PLUGIN_VERSION_H).
22065 (plugin-version.o): Remove.
22066 * configure: Regenerate
22067 * configure.ac: Create plugin-version.h.
22068 * gcc-plugin.h (plugin_gcc_version): Remove.
22069 (plugin_default_version_check): Change signature.
22070 * plugin-version.c: Remove.
22071 * plugin.c: Include plugin-version.h.
22072 (str_plugin_gcc_version_name): Remove.
22073 (try_init_one_plugin): Pass gcc version to plugin_init.
22074 (plugin_default_version_check): Both gcc and plugin versions are now
22077 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22079 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22080 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22081 Remove special case testing for last insn of inner loops. Don't fail
22082 if the loop ends with a jump, emit an extra nop instead.
22084 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22085 DREGS rather than comparing directly. Remove code that tries to
22086 account for latencies.
22088 2009-04-29 Richard Guenther <rguenther@suse.de>
22090 PR tree-optimization/39941
22091 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22092 eliminating an indirect call.
22094 2009-04-29 Richard Guenther <rguenther@suse.de>
22096 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22097 parameter. Allow invariants as base if !require_lvalue.
22098 (verify_gimple_assign_single): Adjust.
22100 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22102 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22103 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22104 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22105 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22106 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22108 * config/bfin/bfin.c (bfin_expand_builtin,
22109 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22111 2009-04-28 Richard Guenther <rguenther@suse.de>
22113 * tree-vect-loop.c (get_initial_def_for_induction): Use
22114 correct types for pointer increment.
22116 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22118 * toplev.c (print_version): Update GMP version string calculation.
22120 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22122 PR rtl-optimization/39938
22123 * resource.c (init_resource_info): Add call to df_analyze.
22125 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22127 * config/alpha/alpha.md (usegp): Cast the result of
22128 alpha_find_lo_sum_using_gp to enum attr_usegp.
22129 * config/alpha/alpha.c (override_options): Remove end-of-structure
22130 marker element from cpu_table. Use array size of cpu_table to handle
22131 -mcpu and -mtune options.
22132 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22134 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22136 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22137 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22138 tune_32 and tune_64.
22139 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22140 support on PowerPC.
22141 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22142 * config/rs6000/option-defaults.h: ... here. New file.
22143 (OPT_64, OPT_32): Define.
22144 (MASK_64BIT): Define to 0 if not already defined.
22145 (OPT_ARCH64, OPT_ARCH32): Define.
22146 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22149 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22151 * config/arm/arm.c (arm_override_options): Emit error on using
22154 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22156 PR rtl-optimization/39914
22157 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22158 registers for allocnos created from user-defined variables only
22159 when not optimizing.
22161 2009-04-28 Richard Guenther <rguenther@suse.de>
22163 PR middle-end/39937
22164 * fold-const.c (fold_binary): Use distribute_real_division only
22167 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22169 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22170 add hpux-stdint.h to tm_file.
22171 (hppa[12]*-*-hpux11*): Ditto.
22172 (ia64*-*-hpux*): Ditto.
22173 * config/hpux-stdint.h: New.
22174 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22175 __STDC_EXT__ for all compiles.
22176 * config/pa/pa-hpux.h: Ditto.
22177 * config/pa/pa-hpux10.h: Ditto.
22178 * config/pa/pa-hpux11.h: Ditto.
22180 2009-04-28 Catherine Moore <clm@codesourcery.com>
22182 * debug.h (set_name): Add comment.
22184 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22187 * config/darwin.c (machopic_gen_offset): Check
22188 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22189 * config/arm/arm.c (require_pic_register): Likewise.
22191 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22193 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22194 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22195 m32c_promote_prototypes): Delete.
22197 2009-04-28 Michael Matz <matz@suse.de>
22199 PR middle-end/39922
22200 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22203 2009-04-28 Richard Guenther <rguenther@suse.de>
22205 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22207 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22209 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22210 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22211 * config/arm/arm-tune.md: Regenerate.
22213 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22215 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22216 block if there are complex incoming edges.
22217 (sel_merge_blocks): Remove useless assert.
22218 (sel_redirect_edge_and_branch): Check that edge was redirected.
22219 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22220 (sel_find_rgns): Delete declaration.
22221 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22222 the region when it is not a preheader.
22224 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22227 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22229 2009-04-28 Richard Guenther <rguenther@suse.de>
22231 * tree.h (SSA_NAME_VALUE): Remove.
22232 (struct tree_ssa_name): Remove value_handle member.
22233 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22234 array for jump threading.
22235 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22237 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22238 * tree-flow.h (threadedge_initialize_values): Declare.
22239 (threadedge_finalize_values): Likewise.
22240 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22241 (SSA_NAME_VALUE): Define.
22242 (threadedge_initialize_values): New function.
22243 (threadedge_finalize_values): Likewise.
22244 * tree-ssa-dom.c (ssa_name_values): New global variable.
22245 (SSA_NAME_VALUE): Define.
22246 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22248 2009-04-28 Ira Rosen <irar@il.ibm.com>
22250 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22251 Use REPORT_VECTORIZED_LOCATIONS instead
22252 REPORT_VECTORIZED_LOOPS.
22253 * tree-vectorizer.c (vect_verbosity_level): Make static.
22254 (vect_loop_location): Rename to vect_location.
22255 (vect_set_verbosity_level): Update comment.
22256 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22258 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22259 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22260 instead REPORT_UNVECTORIZED_LOOPS.
22261 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22262 and vect_loop_def to vect_external_def and vect_internal_def.
22263 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22264 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22265 REPORT_UNVECTORIZED_LOCATIONS.
22266 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22267 and vect_used_in_loop and to vect_unused_in_scope and
22268 vect_used_in_scope.
22269 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22270 (vect_verbosity_level): Remove declaration.
22271 (vect_analyze_operations): Likewise.
22272 (vect_analyze_stmt): Declare.
22273 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22274 REPORT_UNVECTORIZED_LOCATIONS.
22275 (vect_get_loop_niters): Fix indentation.
22276 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22277 (vect_analyze_loop_operations): New function.
22278 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22279 vect_analyze_operations.
22280 (vect_is_simple_reduction): Use new names.
22281 (vectorizable_live_operation, vect_transform_loop): Likewise.
22282 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22283 to specify whether the data references can be a part of interleaving
22285 (vect_analyze_data_ref_dependence): Use new names.
22286 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22287 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22288 * tree-vect-patterns.c (widened_name_p): Use new names.
22289 (vect_recog_dot_prod_pattern): Likewise.
22290 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22291 (process_use, vect_mark_stmts_to_be_vectorized,
22292 vect_model_simple_cost, vect_model_store_cost,
22293 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22294 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22295 vectorizable_operation, vectorizable_type_demotion,
22296 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22297 vectorizable_condition): Likewise.
22298 (vect_analyze_operations): Split into vect_analyze_loop_operations
22300 (vect_analyze_stmt): ... new function.
22301 (new_stmt_vec_info): Use new names.
22302 (vect_is_simple_use): Use new names and fix comment.
22303 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22304 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22306 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22309 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22310 and integer modes for x87 operands. Do not ICE for unsupported size,
22311 generate error instead. Generate error for unsupported operand types.
22312 ['z']: Do not handle HImode memory operands specially. Warning
22313 for floating-point operands. Fallthru to 'Z' for unsupported operand
22314 types. Do not ICE for unsupported size, generate error instead.
22315 (output_387_binary_op): Use %Z to output operands.
22316 (output_fp_compare): Ditto.
22317 (output_387_reg_move): Ditto.
22319 2009-04-28 Ben Elliston <bje@au.ibm.com>
22324 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22326 * builtins.c (c_strlen): Do not warn here.
22327 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22328 * c-common.c (pointer_int_sum): Take an explicit location.
22329 Warn about offsets out of bounds.
22330 * c-common.h (pointer_int_sum): Adjust declaration.
22332 2009-04-27 Ian Lance Taylor <iant@google.com>
22334 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22336 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22337 * df-core.c (df_set_flags): Change return type to int. Change
22338 type of old_flags to int.
22339 (df_clear_flags): Likewise.
22340 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22341 (df_get_conditional_uses): Likewise.
22342 * df.h (df_set_flags, df_clear_flags): Update declarations.
22343 * dwarf2out.c (struct indirect_string_node): Change type of form
22344 field to enum dwarf_form.
22345 (AT_string_form): Change return type to enum dwarf_form.
22346 * fixed-value.c (fixed_compare): Add cast to enum type.
22347 * fwprop.c (update_df): Change 0 to VOIDmode.
22348 * gensupport.c: Change 0 to UNKNOWN.
22349 * gimple.h (gimple_cond_code): Add cast to enum type.
22350 * haifa-sched.c (reemit_notes): Add cast to enum type.
22351 * hooks.c (hook_int_void_no_regs): Remove function.
22352 * hooks.h (hook_int_void_no_regs): Remove declaration.
22353 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22354 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22355 * real.c (real_arithmetic): Add cast to enum type.
22356 (real_compare): Likewise.
22357 * target.h (struct gcc_target): Change return type of
22358 branch_target_register_class to enum reg_class.
22359 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22360 default_branch_target_register_class.
22361 * targhooks.c (default_branch_target_register_class): New function.
22362 * targhooks.h (default_branch_target_register_class): Declare.
22363 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22364 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22366 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22368 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22369 vect_uninitialized_def. Change 0 to ERROR_MARK.
22370 * tree-vect-stmts.c (supportable_widening_operation): Don't
22371 initialize icode1 and icode2.
22372 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22373 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22375 (cmn_err_flag_specs): Change 0 to STD_C89.
22376 (cmn_err_char_table): Likewise.
22377 * config/arm/arm.c (get_arm_condition_code): Change type of code
22378 to enum arm_cond_code.
22379 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22380 (IWMMXT_BUILTIN2): Likewise.
22381 (neon_builtin_type_bits): Don't define typedef.
22382 (neon_builtin_datum): Change type of bits field to int.
22383 (arm_expand_neon_args): Add cast to enum type.
22384 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22386 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22387 casts to enum type.
22388 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22390 * config/mips/mips.md (jal_macro): Return enum constant.
22391 (single_insn): Likewise.
22392 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22394 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22395 casts to enum type.
22396 * config/s390/s390.c (s390_tune_flags): Change type to int.
22397 (s390_arch_flags): Likewise.
22398 (s390_handle_arch_option): Change flags field of struct pta to int.
22399 * config/s390/s390.h (s390_tune_flags): Update declaration.
22400 (s390_arch_flags): Likewise.
22401 * config/sh/sh.c (prepare_move_operands): Compare
22402 tls_symbolic_operand result with enum constant.
22403 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22404 (sh_expand_prologue): Add cast to enum type.
22405 (sh_expand_epilogue): Likewise.
22406 (tls_symbolic_operand): Change return type to enum tls_model.
22407 (fpscr_set_from_mem): Add cast to enum type.
22408 (legitimize_pic_address): Compare tls_symbolic_operand result with
22410 (sh_target_reg_class): Change return type to enum reg_class.
22411 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22413 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22414 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22415 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22416 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22417 (delayed_branch, tls_call_delay): Likewise.
22418 (eligible_for_sibcall_delay): Likewise.
22419 (eligible_for_return_delay): Likewise.
22420 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22421 (spu_expand_builtin_1): Likewise.
22423 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22424 for all types of conversions.
22425 (output_init_element): Issue -Wc++-compat warning if needed when
22426 initializing a bitfield with enum type.
22427 * c-parser.c (c_parser_expression): Set original_type to
22428 original_type of right hand operand of comma operator.
22430 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22432 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22434 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22435 * doc/cpp.texi (Standard Predefined Macros)
22436 (Implementation-defined behavior): Likewise.
22437 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22438 * doc/gimple.texi (GIMPLE Exception Handling)
22439 (@code{GIMPLE_ASSIGN}): Likewise.
22440 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22441 * doc/invoke.texi (Warning Options, Optimize Options)
22442 (AVR Options, Darwin Options): Likewise.
22443 (Optimize Options): Reformulate -fwhole-program description.
22444 * doc/loop.texi (Lambda): Likewise.
22445 * doc/md.texi (Output Template, Define Constraints)
22446 (Standard Names, Insn Splitting): Likewise.
22447 * doc/options.texi (Option properties): Likewise.
22448 * doc/passes.texi (Tree-SSA passes): Likewise.
22449 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22450 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22451 (File Names and DBX): Likewise.
22452 * doc/trouble.texi (Incompatibilities): Likewise.
22454 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22456 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22457 instruction is correct.
22459 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22461 Allow non-constant arguments to conversion intrinsics.
22462 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22463 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22464 * spu.c (print_operand): Handle 'v' and 'w'.
22465 (exp2_immediate_p, spu_gen_exp2): Define.
22466 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22467 spu_convtf_1): Update parameter descriptions.
22468 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22469 * constraints.md ('v', 'w'): New.
22470 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22472 (i2f, I2F): New define_mode_attr.
22473 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22474 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22475 fixuns_truncv4sfv4si2): Update to use mode attribute.
22476 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22477 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22478 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22479 patterns for combine.
22481 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22483 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22484 (cprop, hoist, pre, store_motion): New debug counters.
22485 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22486 is not an RTL pass anymore.
22487 (pass_profiling): Remove extern decl for pass removed in 2005.
22488 (pass_gcse, pass_jump_bypass): Remove.
22489 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22490 to 0 for clean state.
22491 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22492 * cse.c (gate_handle_cse_after_global_opts,
22493 rest_of_handle_cse_after_global_opts): New functions.
22494 (pass_cse_after_global_opts): New pass, does local CSE.
22495 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22496 (TV_CPROP): New timevar.
22497 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22498 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22499 (gcse_main, recompute_all_luids): Remove.
22500 (compute_hash_table_work): Call max_reg_num instead of reading
22502 (cprop_jump): Don't set run_jump_opt_after_gcse.
22503 (constprop_register): Always allow to alter jumps.
22504 (cprop_insn): Likewise.
22505 (do_local_cprop): Likewise.
22506 (local_cprop_pass): Likewise. Return non-zero if something changed.
22507 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22508 (find_implicit_sets): Add note about missed optimization opportunity.
22509 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22510 pass_rtl_cprop execute function.
22511 Don't bother tracking the pass number, each pass gets its own dumpfile
22513 Always allow to alter jumpsand bypass jumps.
22514 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22515 will just find no suitable set.
22516 (pre_edge_insert): Fix dumping, this function is for PRE only.
22517 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22518 pass_rtl_pre execute function.
22519 (hoist_code): Return non-zero if something changed. Keep track of
22520 substitutions and insertions for statistics gathering similar to PRE.
22521 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22522 called from the pass_rtl_hoist execute function. Show pass statistics.
22523 (compute_store_table): Use max_reg_num directly instead of using the
22524 formerly global max_gcse_regno.
22525 (build_store_vectors): Likewise.
22526 (replace_store_insn): Fix dumping.
22527 (store_motion): Rename to ...
22528 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22529 pass, called from the pass_rtl_store_motion execute function. Keep
22530 track of substitutions and insertions for statistics gathering similar
22532 (bypass_jumps): Remove, fold interesting bits into ...
22533 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22534 from the pass_rtl_cprop execute function.
22535 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22536 pass_jump_bypass): Remove.
22537 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22538 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22539 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22540 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22541 (gate_rtl_store_motion, execute_rtl_store_motion,
22542 pass_rtl_store_motion): New.
22543 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22544 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22545 * passes.c (init_optimization_passes): Remove pass_gcse and
22546 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22547 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22548 instead of pass_jump_bypass.
22550 2009-04-27 Richard Guenther <rguenther@suse.de>
22552 PR middle-end/39928
22553 * gimplify.c (gimplify_expr): If we are required to create
22554 a temporary make sure it ends up as register.
22556 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22559 * config/i386/i386.c (construct_container): Don't call
22560 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22561 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22563 2009-04-27 Michael Matz <matz@suse.de>
22565 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22566 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22567 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22568 (dump_replaceable_exprs): Take a bitmap.
22569 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22571 (expand_gimple_basic_block): Likewise.
22572 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22573 replaceable_expressions member a bitmap.
22574 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22575 (mark_replaceable): Likewise.
22576 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22577 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22579 2009-04-27 Richard Guenther <rguenther@suse.de>
22581 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22582 (verify_stmts): Dispatch to gimple/type verification code.
22583 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22584 issue with call argument types.
22586 2009-04-27 Michael Matz <matz@suse.de>
22588 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22589 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22592 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22593 Eric Botcazou <ebotcazou@adacore.com>
22595 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22596 a label's basic block.
22597 (mark_target_live_regs): Tidy and rework obsolete comments.
22598 Change back DF problem to LIVE. If a label starts a basic block,
22599 assume that all registers that used to be live then still are.
22600 (init_resource_info): If a label starts a basic block, set its
22601 BLOCK_FOR_INSN accordingly.
22602 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22604 2009-04-27 Richard Guenther <rguenther@suse.de>
22606 * tree-flow-inline.h (function_ann): Remove.
22607 (get_function_ann): Likewise.
22608 * tree-dfa.c (create_function_ann): Remove.
22609 * tree-flow.h (struct static_var_ann_d): Remove.
22610 (struct function_ann_d): Likewise.
22611 (union tree_ann_d): Remove fdecl member.
22612 (function_ann_t): Remove.
22613 (function_ann, get_function_ann, create_function_ann): Remove
22616 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22618 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22620 2009-04-27 Jan Hubicka <jh@suse.cz>
22622 * ipa-pure-const.c (struct funct_state_d): New fields
22623 state_previously_known, looping_previously_known; remove
22624 state_set_in_source.
22625 (analyze_function): Use new fields.
22626 (propagate): Avoid assumption that state_set_in_source imply
22629 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22630 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22631 * cfgloop.h (finite_loop_p): Declare.
22633 2009-04-26 Michael Matz <matz@suse.de>
22635 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22637 2009-04-26 Michael Matz <matz@suse.de>
22639 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22640 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22641 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22642 pass_mark_used_blocks): Remove.
22643 * tree-optimize.c (pass_free_datastructures,
22644 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22645 * passes.c (init_optimization_passes): Don't call
22646 pass_mark_used_blocks, remove dead code.
22648 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22650 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22651 * tree-ssa-live.h (register_ssa_partition): Likewise.
22653 2009-04-26 Michael Matz <matz@suse.de>
22656 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22657 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22658 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22660 (compare_pairs): Swap cost comparison.
22661 (coalesce_ssa_name): Don't use change_partition_var.
22662 * tree-nrv.c (struct nrv_data): Add modified member.
22663 (finalize_nrv_r): Set it.
22664 (tree_nrv): Use it to update statements.
22665 (pass_nrv): Require PROP_ssa.
22666 * tree-mudflap.c (mf_decl_cache_locals,
22667 mf_build_check_statement_for): Use make_rename_temp.
22668 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22669 * alias.c (find_base_decl): Handle SSA names.
22670 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22671 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22672 * rtl.h (set_reg_attrs_for_parm): Declare.
22673 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22674 to "optimized", remove unused locals at finish.
22675 (execute_free_datastructures): Make global, call
22676 delete_tree_cfg_annotations.
22677 (execute_free_cfg_annotations): Don't call
22678 delete_tree_cfg_annotations.
22680 * ssaexpand.h: New file.
22681 * expr.c (toplevel): Include ssaexpand.h.
22682 (expand_assignment): Handle SSA names the same as register variables.
22683 (expand_expr_real_1): Expand SSA names.
22684 * cfgexpand.c (toplevel): Include ssaexpand.h.
22685 (SA): New global variable.
22686 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22687 (SSAVAR): New macro.
22688 (set_rtl): New helper function.
22689 (add_stack_var): Deal with SSA names, use set_rtl.
22690 (expand_one_stack_var_at): Likewise.
22691 (expand_one_stack_var): Deal with SSA names.
22692 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22693 before unique numbers.
22694 (expand_stack_vars): Use set_rtl.
22695 (expand_one_var): Accept SSA names, add asserts for them, feed them
22696 to above subroutines.
22697 (expand_used_vars): Expand all partitions (without default defs),
22698 then only the local decls (ignoring those expanded already).
22699 (expand_gimple_cond): Remove edges when jumpif() expands an
22700 unconditional jump.
22701 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22702 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22704 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22705 members of SA; deal with PARM_DECL partitions here; expand
22706 all PHI nodes, free tree datastructures and SA. Commit instructions
22707 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22708 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22709 info and statements at start, collect garbage at finish.
22710 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22711 (VAR_ANN_PARTITION) Remove.
22712 (change_partition_var): Don't declare.
22713 (partition_to_var): Always return SSA names.
22714 (var_to_partition): Only accept SSA names.
22715 (register_ssa_partition): Only check argument.
22716 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22718 (delete_var_map): Don't free it.
22719 (var_union): Only accept SSA names, simplify.
22720 (partition_view_init): Mark only useful SSA names as used.
22721 (partition_view_fini): Only deal with SSA names.
22722 (change_partition_var): Remove.
22723 (dump_var_map): Use ssa_name instead of partition_to_var member.
22724 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22726 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22727 (struct _elim_graph): New member const_dests; nodes member vector of
22729 (set_location_for_edge): New static helper.
22730 (create_temp): Remove.
22731 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22732 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22733 (new_elim_graph): Allocate const_dests member.
22734 (clean_elim_graph): Truncate const_dests member.
22735 (delete_elim_graph): Free const_dests member.
22736 (elim_graph_size): Adapt to new type of nodes member.
22737 (elim_graph_add_node): Likewise.
22738 (eliminate_name): Likewise.
22739 (eliminate_build): Don't take basic block argument, deal only with
22740 partition numbers, not variables.
22741 (get_temp_reg): New static helper.
22742 (elim_create): Use it, deal with RTL temporaries instead of trees.
22743 (eliminate_phi): Adjust all calls to new signature.
22744 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22745 (rewrite_trees): Only do checking.
22746 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22747 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22748 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22749 contains_tree_r, MAX_STMTS_IN_LATCH,
22750 process_single_block_loop_latch, analyze_edges_for_bb,
22751 perform_edge_inserts): Remove.
22752 (expand_phi_nodes): New global function.
22753 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22754 functions, initialize new parameter, remember partitions having a
22756 (finish_out_of_ssa): New global function.
22757 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22758 don't reset in_ssa_p here, don't disable TER when mudflap.
22759 (pass_del_ssa): Remove.
22760 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22762 (execute_free_datastructures): Declare.
22763 * Makefile.in (SSAEXPAND_H): New variable.
22764 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22765 * basic-block.h (commit_one_edge_insertion): Declare.
22766 * passes.c (init_optimization_passes): Move pass_nrv and
22767 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22768 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22769 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22770 (redirect_branch_edge): Deal with super block when expanding, split
22771 out jump patching itself into ...
22772 (patch_jump_insn): ... here, new static helper.
22774 2009-04-26 Michael Matz <matz@suse.de>
22776 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22777 beyond num_ssa_names.
22778 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22779 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22781 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22783 PR inline-asm/39543
22784 * fwprop.c (forward_propagate_asm): New function.
22785 (forward_propagate_and_simplify): Propagate also into __asm, if it
22786 doesn't increase the number of referenced registers.
22789 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22791 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22793 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22794 note_nonlocal_vla_type for nonlocal VLAs.
22795 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22796 contains_remapped_vars, remap_vla_decls): New functions.
22797 (convert_nonlocal_reference_stmt): If not optimizing, call
22798 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22799 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22800 if it wasn't found in var_map.
22801 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22802 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22803 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22805 * gimplify.c (nonlocal_vlas): New variable.
22806 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22808 (gimplify_body): Create and destroy nonlocal_vlas.
22810 * dwarf2out.c (loc_descr_plus_const): New function.
22811 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22812 mem_loc_descriptor, loc_descriptor_from_tree_1,
22813 descr_info_loc, gen_variable_die): Use it.
22815 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22816 !TREE_STATIC VAR_DECLs.
22817 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22818 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22819 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22820 DECL_BY_REFERENCE is valid.
22821 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22822 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22823 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22824 Copy DECL_BY_REFERENCE.
22825 (struct nesting_copy_body_data): New type.
22826 (nesting_copy_decl): New function.
22827 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22828 if they have variable length.
22830 2009-04-26 Michael Matz <matz@suse.de>
22832 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22833 mark new temporaries for renaming.
22835 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22838 * c-decl.c (global_bindings_p): Return negative value.
22839 (c_variable_size): New. Based on variable_size from
22841 (grokdeclarator): Call c_variable_size not variable_size.
22843 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22845 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22847 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22849 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22850 Redefine it to just use mingw/include.
22851 (ASM_SPEC): Rules for -m32 and -m64.
22852 (LINK_SPEC): Use Likewise.
22853 (SPEC_32): New define.
22854 (SPEC_64): Likewise.
22855 (SUB_LINK_SPEC): Likewise.
22856 (MULTILIB_DEFAULTS): New define.
22857 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22858 Add multilib options.
22859 (MULTILIB_DIRNAMES): Likewise.
22860 (MULTILIB_OSDIRNAMES): Likewise.
22861 (LIBGCC): Likewise.
22862 (INSTALL_LIBGCC): Likewise.
22864 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22867 * c-tree.h (enum c_inline_static_type): New.
22868 (record_inline_static): Declare.
22869 * c-decl.c (struct c_inline_static, c_inline_statics,
22870 record_inline_static, check_inline_statics): New.
22871 (pop_file_scope): Call check_inline_statics.
22872 (start_decl): Call record_inline_static instead of pedwarning
22873 directly for static in inline function.
22874 * c-typeck.c (build_external_ref): Call record_inline_static
22875 instead of pedwarning directly for static referenced in inline
22878 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22880 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22881 not new but only being rescanned.
22882 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22883 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22884 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22885 record_set_info, compute_set, grealloc): Remove.
22886 (recompute_all_luids): New function.
22887 (gcse_main): Don't compute sets, and don't do related memory
22888 allocations/free-ing. If something changed before the end of the
22889 pass, update LUIDs using recompute_all_luids.
22890 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22891 (free_gcse_mem): Don't free it either.
22892 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22893 Use the df insn LUIDs.
22894 (load_killed_in_block): Likewise.
22895 (compute_hash_table_work): Don't compute reg_set_in_block.
22896 (compute_transp): Use DF_REG_DEF_CHAINs.
22897 (local_cprop_pass): Don't use compute_sets and related functions.
22898 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22899 Use get_max_uid() instead of max_cuid.
22900 (insert_insn_end_basic_block, pre_insert_copy_insn,
22901 update_ld_motion_stores): Don't try to
22902 keep reg_set tables up to date.
22903 (pre_insert_copies): Use df insn LUIDs.
22904 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22905 (reg_set_info): Don't use extra bitmap argument.
22906 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22907 information to compute regs_set_in_block.
22908 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22909 (bypass_jumps): Don't use compute_sets and friends.
22911 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22914 * opts.c (undocumented_msg): Do not leave blank even with
22917 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22919 * c-decl.c (build_enumerator): Allow values folding to integer
22920 constants but not integer constant expressions with a pedwarn if
22923 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22926 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22927 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22928 type is an integer constant.
22930 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22933 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22936 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22939 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22940 with variably modified return type and no storage class
22941 specifiers, except for the case of nested functions. Distinguish
22942 extern declarations of functions with variably modified return
22943 types from those of objects with variably modified types.
22945 2009-04-25 Jan Hubicka <jh@suse.cz>
22947 * tree.c (list_equal_p): New function.
22948 * tree.h (list_equal_p): Declare.
22949 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22950 basic_block_def, basic_block, const_basic_block): New.
22951 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22952 (redirect_eh_edge): New function.
22953 (make_eh_edge_update_phi): EH edges are not abnormal.
22954 * except.c: Include tree-flow.h.
22955 (list_match): New function.
22956 (eh_region_replaceable_by_p): New function.
22957 (replace_region): New function.
22958 (hash_type_list): New function.
22959 (hash_eh_region): New function.
22960 (eh_regions_equal_p): New function.
22961 (merge_peers): New function.
22962 (remove_unreachable_regions): Verify EH tree when checking;
22964 (copy_eh_region_1): New function.
22965 (copy_eh_region): New function.
22966 (push_reachable_handler): New function.
22967 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22968 regions without label but with live RESX.
22969 * except.h (redirect_eh_edge_to_label): New.
22970 * tree-flow.h (redirect_eh_edge): New.
22971 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22972 basic_block_def, basic_block, const_basic_block): Remove.
22973 * Makefile.in (except.o): Add dependency on tree-flow.h
22974 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22975 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22978 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22981 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22982 on the destination of memcpy.
22984 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22986 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22987 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22988 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22990 2009-04-25 Jan Hubicka <jh@suse.cz>
22992 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22993 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22994 to be reached by different label than left.
22995 (update_eh_edges): Update comment; remove edge_to_remove if possible
22996 and return true if suceeded.
22997 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22998 (cleanup_eh): Compute sharing map.
22999 * except.c (remove_eh_handler_and_replace): Add argument if we should
23001 (remove_unreachable_regions): Update for label sharing.
23002 (label_to_region_map): Likewise.
23003 (get_next_region_sharing_label): New function.
23004 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23006 (remove_eh_handler): Update.
23007 (remove_eh_region_and_replace_by_outer_of): New function.
23008 * except.h (struct eh_region): Add next_region_sharing_label.
23009 (remove_eh_region_and_replace_by_outer_of,
23010 get_next_region_sharing_label): Declare.
23011 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23013 2009-04-25 Jan Hubicka <jh@suse.cz>
23015 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23016 insert code even if they are not critical.
23018 2009-04-25 Jan Hubicka <jh@suse.cz>
23020 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23021 (gimple_can_remove_branch_p): EH edges won't remove branch by
23023 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23024 updating of non-abnormal EH edges.
23025 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23026 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23027 (split_critical_edges): Split also edges where emitting code on them
23028 will lead to splitting later.
23030 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23031 H.J. Lu <hongjiu.lu@intel.com>
23034 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23035 the configured assembler supports fildq and fistpq mnemonics.
23036 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23037 * configure: Regenerated.
23038 * config.in: Ditto.
23040 * config/i386/i386.c (print_operand): Handle 'Z'.
23041 ['z']: Remove handling of special fild/fist suffixes.
23042 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23043 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23044 suffix of fild insn.
23045 (*floatsi<mode>2_vector_mixed): Ditto.
23046 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23047 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23048 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23049 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23050 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23052 2009-04-25 Ben Elliston <bje@au.ibm.com>
23054 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23055 the source of a set operation.
23057 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23059 * target.h (struct gcc_target): Add case_values_threshold field.
23060 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23061 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23062 * targhooks.c (default_case_values_threshold): New function.
23063 * targhooks.h (default_case_values_threshold): Declare function.
23064 * stmt.c (expand_case): Use case_values_threshold target hook.
23065 * expr.h (case_values_threshold): Remove declartation.
23066 * expr.c (case_values_threshold): Remove function.
23067 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23069 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23070 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23071 (avr_case_values_threshold): Declare as static.
23072 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23074 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23075 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23076 (mn10300_case_values_threshold): New function.
23078 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23080 * ira.c (setup_cover_and_important_classes): Add enum cast.
23082 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23084 * genpreds.c (write_enum_constraint_num): Output definition of
23085 CONSTRAINT_NUM_DEFINED_P macro.
23086 * ira.c (setup_cover_and_important_classes): Use
23087 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23089 2009-04-24 DJ Delorie <dj@redhat.com>
23091 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23092 __SH2A_SINGLE_ONLY__ also.
23094 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23096 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23097 (movdf_internal): Ditto.
23098 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23099 SFmode and DFmode constants.
23100 (ia64_print_operand): Add 'G' format for printing
23101 floating point constants.
23103 2009-04-24 Richard Guenther <rguenther@suse.de>
23105 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23106 from unsigned additions.
23108 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23110 * c-typeck.c (set_init_index): Allow array designators that are
23111 not integer constant expressions with a pedwarn if pedantic.
23113 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23115 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23116 zero if no overlap in nonzero bits between the operands.
23118 2009-04-24 Ian Lance Taylor <iant@google.com>
23120 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23121 (record_dead_and_set_regs): Likewise.
23122 * df.h (struct df_mw_hardreg): Change flags field to int.
23123 (struct df_base_ref): Likewise.
23124 (struct df): Change changeable_flags field to int.
23125 * df-scan.c (df_defs_record): Change clobber_flags to int.
23126 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23127 constants rather than #define macros.
23128 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23129 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23130 (enum dwarf_calling_convention): Likewise.
23131 (enum dwarf_line_number_x_ops): Likewise.
23132 (enum dwarf_call_frame_info): Likewise.
23133 (enum dwarf_source_language): Likewise.
23134 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23135 (add_calling_convention_attribute): Likewise.
23136 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23137 (combine_comparisons): Change compcode to int. Add cast to enum type.
23138 * genrecog.c (maybe_both_true_2): Change c to int.
23139 (write_switch): Likewise. Add cast to enum type.
23140 * gimplify.c (gimplify_omp_for): Handle return values from
23141 gimplify_expr using MIN rather than bitwise or.
23142 (gimplify_expr): Add cast to enum type.
23143 * ipa-prop.c (update_jump_functions_after_inlining): Change
23144 IPA_BOTTOM to IPA_JF_UNKNOWN.
23145 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23146 Add casts to enum type.
23147 (setup_cover_and_important_classes): Change cl to int. Add casts
23149 (setup_class_translate): Change cl and mode to int.
23150 (ira_init_once): Change mode to int.
23151 (free_register_move_costs): Likewise.
23152 (setup_prohibited_mode_move_regs): Add casts to enum type.
23153 * langhooks.c (add_builtin_function_common): Rework assertion that
23154 value fits bitfield.
23155 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23156 * omega.c (omega_do_elimination): Avoid math on enum types.
23157 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23158 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23159 int local to handle integral_argment value.
23160 * regmove.c (try_auto_increment): Change PUT_MODE to
23162 * reload.c (push_secondary_reload): Add casts to enum type.
23163 (secondary_reload_class, find_valid_class): Likewise.
23164 * reload1.c (emit_input_reload_insns): Likewise.
23165 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23166 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23167 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23169 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23170 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23172 (expand_complex_libcall): Add casts to enum type.
23173 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23174 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23175 with ERROR_MARK, not NUM_TREE_CODES.
23176 (vect_create_epilog_for_reduction): Likewise.
23177 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23178 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23179 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23181 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23182 vect_unused_in_loop. Change 0 to loop_vect.
23183 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23184 * var-tracking.c (get_init_value): Change return type to enum
23186 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23187 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23189 (arm_override_options): Add casts to enum type.
23190 (arm_emit_tls_decoration): Likewise.
23191 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23193 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23194 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23195 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23197 * config/s390/s390.c (code_for_builtin_64): Change to array of
23199 (code_for_builtin_31): Likewise.
23200 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23202 * config/sparc/sparc.c (sparc_override_options): Change value
23203 field in struct code_model to enum cmodel. In initializer change
23204 0 to NULL and add cast to enum type.
23206 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23207 Change all callers. Issue a -Wc++-compat warning using
23208 lhs_origtype if necessary.
23209 (convert_for_assignment): Issue -Wc++-compat warnings about
23210 invalid conversions to enum type on assignment.
23211 * c-common.h (build_modify_expr): Update declaration.
23213 2009-04-24 Nick Clifton <nickc@redhat.com>
23215 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23216 (function_arg_advance): Likewise.
23217 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23220 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23222 * config/s390/constraints.md ('I', 'J'): Fix condition.
23224 2009-04-24 Diego Novillo <dnovillo@google.com>
23226 * gengtype-parse.c (parse_error): Add newline after message.
23228 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23230 * config/i386/sse.md (avxmodesuffixs): Removed.
23231 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23232 (*avx_pinsr<ssevecsize>): This.
23234 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23236 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23237 follow chains of regs with a single definition, and allow expressions
23238 that are function_invariant_p.
23239 (simple_rhs_p): Allow expressions that are function_invariant_p.
23241 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23243 PR middle-end/39867
23244 * fold-const.c (fold_cond_expr_with_comparison): When folding
23245 > and >= to MAX, make sure the MAX uses the same type as the
23246 comparison's operands.
23248 2009-04-24 Nick Clifton <nickc@redhat.com>
23250 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23251 addressing for DImode accesses.
23252 (frv_print_operand_address): Handle PLUS case.
23253 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23255 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23257 PR rtl-optimization/39794
23258 * alias.c (canon_true_dependence): Add x_addr argument.
23259 * rtl.h (canon_true_dependence): Adjust prototype.
23260 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23261 * cselib.c (cselib_invalidate_mem): Likewise.
23262 * gcse.c (compute_transp): Likewise.
23263 * dse.c (scan_reads_nospill): Likewise.
23264 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23265 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23266 canon_base_addr of the group, plus optional offset.
23267 (struct group_info): Rename canon_base_mem to
23269 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23270 canon_rtx of base_mem.
23272 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23274 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23275 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23277 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23279 * config/spu/spu-builtins.h: Delete file.
23281 * config/spu/spu.h (enum spu_builtin_type): Move here from
23283 (struct spu_builtin_description): Likewise. Add GTY marker.
23284 Do not use enum spu_function_code or enum insn_code.
23285 (spu_builtins): Add extern declaration.
23287 * config/spu/spu.c: Do not include "spu-builtins.h".
23288 (enum spu_function_code, enum spu_builtin_type_index,
23289 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23290 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23291 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23292 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23293 (spu_builtin_types): Make static. Add GTY marker.
23294 (spu_builtins): Add extern declaration with GTY marker.
23295 Include "gt-spu.h".
23297 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23298 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23299 Check programmatically whether all parameters are scalar.
23301 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23303 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23305 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23306 assignment from the constructor either if the target is volatile.
23308 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23310 * config/arm/arm.md (insv): Do not share operands[0].
23312 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23314 * config/vxlib-tls.c (active_tls_threads): Delete.
23315 (delete_hook_installed): New.
23316 (tls_delete_hook): Don't delete the delete hook.
23317 (tls_destructor): Delete it here.
23318 (__gthread_set_specific): Adjust installing the delete hook.
23319 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23320 __gthread_leave_tsd_dtor_context.
23322 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23324 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23326 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23328 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23330 (alpha_rtx_costs): Ditto.
23331 (emit_unlikely_jump): Use add_reg_note.
23332 (emit_frame_store_1): Ditto.
23333 (alpha_expand_prologue): Ditto.
23334 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23335 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23337 2009-04-23 Nick Clifton <nickc@redhat.com>
23339 * config/v850/v850.md (epilogue): Remove suppressed code.
23340 (return): Rename to return_simple and remove test of frame size.
23341 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23342 to gen_return_simple.
23344 2009-04-22 Jing Yu <jingyu@google.com>
23347 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23349 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23352 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23353 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23354 value is a VECTOR_CST, the element type is the element type of the
23357 2009-04-22 DJ Delorie <dj@redhat.com>
23359 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23361 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23363 * alias.c (find_base_term): Move around LO_SUM case, so that
23364 CONST falls through into PLUS/MINUS handling.
23367 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23368 into 0, use omit_one_operand.
23370 2009-04-23 Ben Elliston <bje@au.ibm.com>
23372 * config/rs6000/linux-unwind.h (get_regs): Remove type
23373 puns. Change the type of `pc' to an array of unsigned ints and
23374 update all users. Constify frame24.
23376 2009-04-22 DJ Delorie <dj@redhat.com>
23378 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23379 declarations before code.
23380 (current_function_special_page_vector): Likewise.
23381 (m32c_expand_insv): Silence a warning.
23383 2009-04-21 Taras Glek <tglek@mozilla.com>
23385 * alias.c: Update GTY annotations to new syntax.
23386 * basic-block.h: Likewise.
23387 * bitmap.h: Likewise.
23388 * c-common.h: Likewise.
23389 * c-decl.c: Likewise.
23390 * c-parser.c: Likewise.
23391 * c-pragma.c: Likewise.
23392 * c-tree.h: Likewise.
23393 * cfgloop.h: Likewise.
23394 * cgraph.h: Likewise.
23395 * config/alpha/alpha.c: Likewise.
23396 * config/arm/arm.h: Likewise.
23397 * config/avr/avr.h: Likewise.
23398 * config/bfin/bfin.c: Likewise.
23399 * config/cris/cris.c: Likewise.
23400 * config/darwin.c: Likewise.
23401 * config/frv/frv.c: Likewise.
23402 * config/i386/i386.c: Likewise.
23403 * config/i386/i386.h: Likewise.
23404 * config/i386/winnt.c: Likewise.
23405 * config/ia64/ia64.h: Likewise.
23406 * config/iq2000/iq2000.c: Likewise.
23407 * config/mips/mips.c: Likewise.
23408 * config/mmix/mmix.h: Likewise.
23409 * config/pa/pa.c: Likewise.
23410 * config/pa/pa.h: Likewise.
23411 * config/rs6000/rs6000.c: Likewise.
23412 * config/s390/s390.c: Likewise.
23413 * config/sparc/sparc.c: Likewise.
23414 * config/xtensa/xtensa.c: Likewise.
23415 * cselib.h: Likewise.
23416 * dbxout.c: Likewise.
23417 * dwarf2out.c: Likewise.
23418 * except.c: Likewise.
23419 * except.h: Likewise.
23420 * fixed-value.h: Likewise.
23421 * function.c: Likewise.
23422 * function.h: Likewise.
23423 * gimple.h: Likewise.
23424 * integrate.c: Likewise.
23425 * optabs.c: Likewise.
23426 * output.h: Likewise.
23427 * real.h: Likewise.
23429 * stringpool.c: Likewise.
23430 * tree-data-ref.c: Likewise.
23431 * tree-flow.h: Likewise.
23432 * tree-scalar-evolution.c: Likewise.
23433 * tree-ssa-address.c: Likewise.
23434 * tree-ssa-alias.h: Likewise.
23435 * tree-ssa-operands.h: Likewise.
23436 * tree.c: Likewise.
23437 * tree.h: Likewise.
23438 * varasm.c: Likewise.
23439 * varray.h: Likewise.
23441 * coretypes.h: Do not define GTY macro if it is already defined.
23442 * doc/gty.texi: Update GTY documentation to new syntax.
23443 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23444 annotations on structs.
23445 * gengtype-parse.c: Likewise.
23447 2009-04-22 Mark Heffernan <meheff@google.com>
23449 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23451 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23453 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23456 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23458 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23459 the same as a PLUS without a shift. Increase the cost of a
23462 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23464 * Makefile.in: Update dependencies.
23465 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23466 * errors.h: Remove bogus comment about compatibility.
23467 (warning): Update declaration.
23468 * genautomata.c: Update all calls to warning.
23469 * gimple.c: Do not include errors.h. Include toplev.h.
23470 * tree-ssa-structalias.c: Do not include errors.h.
23471 * omega.c: Likewise.
23472 * tree-ssa-reassoc.c: Likewise.
23473 * config/spu/spu-c.c: Likewise.
23474 * config/spu/t-spu-elf: Update dependencies.
23476 2009-04-22 Richard Guenther <rguenther@suse.de>
23478 PR tree-optimization/39824
23479 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23480 make sure the types are compatible.
23482 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23485 * c-common.c (c_parse_error): Take a token_flags parameter.
23486 Use token_type for the token type instead.
23487 Pass token_flags to cpp_type2name.
23488 * c-common.h (c_parse_error): Update declaration.
23489 * c-parser.c (c_parser_error): Pass 0 as token flags.
23491 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23493 PR rtl-optimization/39580
23494 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23496 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23498 * function.c (expand_function_end): Do not emit a jump to the "naked"
23499 return label for fall-through returns.
23500 * except.c (sjlj_emit_function_exit): Always place the call to the
23501 unregister function at the location installed by expand_function_end.
23503 2009-04-22 Richard Guenther <rguenther@suse.de>
23505 PR tree-optimization/39845
23506 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23507 (gen_inbound_check): Likewise.
23509 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23511 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23513 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23514 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23516 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23518 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23519 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23520 shift counts to avoid out-of-bounds array accesses.
23522 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23524 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23525 (Pmode): Move above.
23527 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23529 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23530 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23531 GET_CODE macro. Use IN_RANGE macro where appropriate.
23532 * config/alpha/alpha.h: Ditto.
23533 * config/alpha/alpha.md: Ditto.
23534 * config/alpha/constraints.md: Ditto.
23535 * config/alpha/predicates.md: Ditto.
23537 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23539 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23540 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23541 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23542 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23543 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23544 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23545 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23546 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23547 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23548 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23549 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23550 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23551 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23552 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23553 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23554 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23555 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23556 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23557 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23558 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23559 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23560 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23561 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23562 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23563 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23564 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23565 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23567 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23569 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23570 references from comments.
23571 * cfgbuild.c (count_basic_blocks): Delete.
23572 (find_basic_blocks_1): Delete.
23573 (find_basic_blocks): Delete.
23574 * except.c (finish_eh_generation): Make static. Move comment from
23575 except.h here. Remove find_basic_blocks references from comments.
23576 * except.h (finish_eh_generation): Delete.
23577 * basic-block.h (find_basic_blocks): Delete.
23578 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23580 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23582 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23583 (sdbout_parms): Likewise.
23585 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23587 * config/sh/sh.c (prepare_cbranch_operands): Use
23588 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23589 (expand_cbranchdi4): Likewise.
23590 (from_compare): Add cast to enum type.
23591 (expand_cbranchsi4): Use add_reg_note.
23592 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23593 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23594 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23595 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23596 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23597 instead of CODE_FOR_nothing.
23598 (cbranchdi4): Likewise. Fix the order of arguments for
23600 (push_fpscr): Use add_reg_note.
23601 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23602 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23604 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23606 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23607 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23608 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23609 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23610 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23611 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23612 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23613 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23614 config/alpha/x-vms, config/arc/t-arc,
23615 config/arm/README-interworking, config/arm/arm-c.c,
23616 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23617 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23618 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23619 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23620 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23621 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23622 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23623 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23624 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23625 config/cris/t-elfmulti, config/crx/t-crx,
23626 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23627 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23628 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23629 config/h8300/t-h8300, config/i386/athlon.md,
23630 config/i386/darwin-libgcc.10.4.ver,
23631 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23632 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23633 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23634 config/i386/t-linux64, config/i386/t-nwld,
23635 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23636 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23637 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23638 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23639 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23640 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23641 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23642 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23643 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23644 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23645 config/m68k/t-uclinux, config/mcore/t-mcore,
23646 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23647 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23648 config/mips/crtn.asm, config/mips/irix-crti.asm,
23649 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23650 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23651 config/mips/mips-fixed.md, config/mips/sb1.md,
23652 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23653 config/mips/t-iris6, config/mips/t-isa3264,
23654 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23655 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23656 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23657 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23658 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23659 config/mn10300/t-linux, config/mn10300/t-mn10300,
23660 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23661 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23662 config/picochip/libgccExtras/clzsi2.asm,
23663 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23664 config/rs6000/darwin-libgcc.10.4.ver,
23665 config/rs6000/darwin-libgcc.10.5.ver,
23666 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23667 config/rs6000/t-aix43, config/rs6000/t-aix52,
23668 config/rs6000/t-darwin, config/rs6000/t-fprules,
23669 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23670 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23671 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23672 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23673 config/rs6000/t-rtems, config/rs6000/t-spe,
23674 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23675 config/score/t-score-elf, config/sh/divcost-analysis,
23676 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23677 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23678 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23679 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23680 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23681 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23682 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23683 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23684 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23685 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23686 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23687 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23688 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23689 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23690 * config/h8300/genmova.sh: Include copyright and license notices
23691 in generated output.
23692 * config/h8300/mova.md: Regenerate.
23693 * doc/install.texi2html: Include word "Copyright" in copyright
23694 notice and use name "Free Software Foundation, Inc.".
23695 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23696 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23697 ChangeLog-2007, ChangeLog-2008: Correct dates.
23699 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23701 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23702 NE_EXPR operations as well.
23703 * c-parser.c (c_parser_condition): Do not set location information on
23705 (c_parser_conditional_expression): Likewise.
23706 (c_parser_binary_expression): Set location information on operators.
23707 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23708 TRUTH_NOT_EXPR has been folded.
23709 * fold-const.c (fold_truth_not_expr): Copy location information from
23710 the incoming expression to the outgoing one.
23711 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23712 recursive calls on the LHS of the operator but pass that of the
23713 operator to recursive calls on the RHS of the operator. Set it
23715 (shortcut_cond_expr): Set the locus of the operator on the second
23716 COND_EXPR and that of the expression on the first in degenerate cases.
23717 Pass the locus of the expression to calls to shortcut_cond_r.
23718 Set the locus of the 'then' block on the associated jump, if any.
23719 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23720 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23721 expression to call to gimplify_boolean_expr.
23723 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23725 * config.gcc: Add additional configuration for
23726 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23727 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23728 (CPP_SPEC): Redefine for allowing -municode option.
23729 (STARTFILE_SPEC): Likewise.
23730 * config/i386/t-mingw-w64: New.
23731 * config/i386/mingw-w64.opt: New.
23732 (municode): Add new target option.
23733 * doc/invoke.texi (municode): Add documentation for new option.
23735 2009-04-21 Ian Lance Taylor <iant@google.com>
23737 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23738 Correct test for number of arguments.
23739 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23741 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23743 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23744 argument of emit_library_call.
23746 2009-04-21 Richard Guenther <rguenther@suse.de>
23748 PR middle-end/39829
23749 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23750 inside VIEW_CONVERT_EXPRs.
23752 2009-04-21 Martin Jambor <mjambor@suse.cz>
23754 * tree-switch-conversion.c (build_constructors): Split a long line.
23755 (constructor_contains_same_values_p): New function.
23756 (build_one_array): Create assigns of constants if possible, do not
23757 call mark_sym_for_renaming, call update_stmt.
23758 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23759 make_rename_temp. Do not call mark_symbols_for_renaming, call
23761 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23762 find_new_referenced_vars, call update_stmt.
23763 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23764 instead of calling make_rename_temp. Do not call
23765 find_new_referenced_vars or mark_symbols_for_renaming, call
23768 2009-04-21 Richard Guenther <rguenther@suse.de>
23770 PR tree-optimization/39827
23771 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23772 (tree_ssa_phiprop): Pass the correct array size.
23774 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23776 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23778 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23781 * c-typeck.c (lvalue_p): Move declaration ...
23782 * c-common.h (lvalue_p): ... to here.
23783 * c-common.c (candidate_equal_p): New.
23784 (add_tlist): Use it.
23785 (merge_tlist): Use it.
23786 (warn_for_collisions_1): Likewise.
23787 (warning_candidate_p): Accept more candidates.
23788 (verify_tree): A warning candidate can be an expression. Use
23791 2009-04-21 Ben Elliston <bje@au.ibm.com>
23794 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23795 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23796 options. Remove -mcall-solaris documentation.
23798 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23801 * doc/invoke.texi (-Wlong-long): Update description.
23802 * c-lex (interpret_integer): Only warn if there was no previous
23803 overflow and -Wlong-long is enabled.
23804 * c-decl.c (declspecs_add_type): Drop redundant flags.
23805 * c.opt (Wlong-long): Init to -1.
23806 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23807 and front-end warn_long_long. Wlong-long only depends on other
23808 flags if it is uninitialized.
23809 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23810 the same for CPP and FE.
23811 (restore_extension_diagnostics): Likewise.
23813 2009-04-20 Ian Lance Taylor <iant@google.com>
23815 Fix enum conversions which are invalid in C++:
23816 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23817 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23818 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23819 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23820 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23821 (dbxout_parms): Likewise.
23822 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23823 (df_clear_flags): Likewise.
23824 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23825 top_flag parameter to int.
23826 (df_chain_create_bb_process_use): Likewise.
23827 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23829 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23830 (df_ref_create_structure, df_def_record_1): Likewise.
23831 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23832 (df_notes_rescan): Change 0 to VOIDmode in function call.
23833 (df_get_call_refs, df_insn_refs_collect): Likewise.
23834 (df_bb_regs_collect): Likewise.
23835 (df_entry_block_defs_collect): Likewise.
23836 (df_exit_block_uses_collect): Likewise.
23837 * df.h: Update declarations.
23838 * double-int.c (double_int_divmod): Add cast to enum type.
23839 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23840 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23841 (based_loc_descr): Likewise.
23842 (loc_descriptor_from_tree_1): Change first_op and second_op to
23843 enum dwarf_location_atom. Add cast to enum type.
23844 * expmed.c (init_expmed): Change 0 to SET in function call.
23845 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23846 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23847 (do_store_flag): Likewise.
23848 * fixed-value.h (struct fixed_value): Change mode to enum
23850 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23851 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23853 (insert_insn_decl, insert_decl, insert_state): Likewise.
23854 (automata_list_finish): Likewise.
23855 * genrecog.c (process_define_predicate): Add cast to enum type.
23856 * gensupport.c (init_predicate_table): Add cast to enum type.
23857 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23859 (gimple_build_call_1, gimple_build_label): Likewise.
23860 (gimple_build_goto, gimple_build_asm_1): Likewise.
23861 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23862 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23863 (enum fallback): Rename from enum fallback_t.
23864 (fallback_t): Typedef as int.
23865 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23866 GSI_SAME_STMT in function call.
23867 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23869 (setup_reg_class_relations): Likewise.
23870 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23871 (setup_prohibited_class_mode_regs): Add cast to enum type.
23872 (setup_prohibited_mode_move_regs): Likewise.
23873 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23874 (record_address_regs): Change i to enum reg_class.
23875 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23876 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23877 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23878 (GET_MODE_2XWIDER_MODE): Likewise.
23879 (GET_CLASS_NARROWEST_MODE): Likewise.
23880 * omp-low.c (expand_omp_for): Add cast to enum type.
23881 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23882 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23883 * postreload.c (reload_cse_simplify_operands): Change rclass local
23885 * predict.c (combine_predictions_for_insn): Change best_predictor
23886 and predictor to enum br_predictor.
23887 (combine_predictions_for_bb): Likewise.
23888 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23889 use SET_PREDICT_EXPR_OUTCOME.
23890 * real.c (real_arithmetic): Change icode to code in function call.
23891 * reginfo.c (init_move_cost): Add casts to enum type.
23892 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23893 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23895 * reload.c (find_valid_class): Add casts to enum type.
23896 (push_reload): Change 0 to NO_REGS in function call.
23897 (find_reloads): Change this_alternative to array of enum
23898 reg_class. Remove some now-unnecessary casts.
23899 (make_memloc): Change 0 to VOIDmode in function call.
23900 * reload1.c (reload): Change 0 to VOIDmode in function call.
23901 (eliminate_regs_1, elimination_effects): Likewise.
23902 (eliminate_regs_in_insn): Likewise.
23903 (emit_input_reload_insns): Add cast to enum type.
23904 (delete_output_reload): Change 0 to VOIDmode in function call.
23905 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23906 to enum type in function call.
23907 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23908 (SET_PREDICT_EXPR_OUTCOME): Define.
23909 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23910 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23911 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23912 (dump_function): Likewise.
23913 * tree-dump.h: Update declarations.
23914 * tree-pass.h: Update declarations.
23915 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23916 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23918 (arm_rtx_costs_1): Correct parenthesization.
23919 (arm_rtx_costs): Add casts to enum type.
23920 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23921 (vfp_emit_fstmd): Use add_rg_note.
23922 (emit_multi_reg_push, emit_sfm): Likewise.
23923 (thumb_set_frame_pointer): Likewise.
23924 (arm_expand_prologue): Likewise.
23925 (arm_regno_class): Change return type to enum reg_class.
23926 (thumb1_expand_prologue): Use add_reg_note.
23927 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23928 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23930 * config/arm/gentune.sh: Add cast to enum type.
23931 * config/arm/arm-tune.md: Rebuild.
23932 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23933 (ix86_split_fp_branch, predict_jump): Likewise.
23934 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23935 insn_code to enum rtx_code.
23936 (ix86_builtin_vectorized_function): Add cast to enum type.
23937 * config/i386/i386.md (truncdfsf2): Change slot to enum
23939 (truncxf<mode>2, isinf<mode>2): Likewise.
23940 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23942 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23943 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23944 (insert_bundle_state): Change 1 to INSERT in function call.
23945 (ia64_add_bundle_selector_before): Likewise.
23946 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23947 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23948 (restore_stack_nonlocal): Likewise.
23949 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23951 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23953 (mips_rtx_costs): Likewise.
23954 (mips_override_options): Add casts to enum type.
23955 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23957 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23958 (store_reg, set_reg_plus_d): Likewise.
23959 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23960 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23962 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23964 (emit_unlikely_jump): Use add_reg_note.
23965 (rs6000_emit_allocate_stack): Likewise.
23966 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23967 (output_toc): Change 1 to INSERT in function call.
23968 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23969 (rs6000_initialize_trampoline): Likewise.
23970 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23972 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23973 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23974 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23975 (save_gprs): Use add_reg_note.
23976 (s390_emit_prologue): Likewise.
23977 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23978 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23979 (sparc_fold_builtin): Add cast to enum type.
23980 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23982 (spu_expand_prologue): Use add_reg_note.
23983 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23985 2009-04-20 Ian Lance Taylor <iant@google.com>
23987 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23988 (c_parser_postfix_expression_after_primary): Get VEC for list of
23989 arguments. Get original types of arguments. Call
23990 build_function_call_vec.
23991 (cached_expr_list_1, cached_expr_list_2): New static variables.
23992 (c_parser_expr_list): Change return type to VEC *. Add
23993 p_orig_types parameter. Change all callers.
23994 (c_parser_release_expr): New static function.
23995 (c_parser_vec_to_tree_list): New static function.
23996 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23997 call build_function_call_vec.
23998 (build_function_call_vec): New function, based on old
23999 build_function_call.
24000 (convert_arguments): Remove nargs and argarray parameters. Change
24001 values to a VEC. Add origtypes parameter.
24002 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24003 (convert_for_assignment): Add origtype parameter. Change all
24004 callers. If warn_cxx_compat, check for conversion to an enum
24005 type when calling a function.
24006 (store_init_value): Add origtype parameter. Change all callers.
24007 (digest_init): Likewise.
24008 (struct init_node): Add origtype field.
24009 (add_pending_init): Add origtype parameter. Change all callers.
24010 (output_init_element): Likewise.
24011 (output_pending_init_elements): Pass origtype from init_node to
24012 output_init_element.
24013 (process_init_element): Pass origtype from c_expr to
24014 output_init_element.
24015 (c_finish_return): Add origtype parameter. Change all callers.
24016 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24018 (sync_resolve_params): Likewise.
24019 (sync_resolve_return): Change params to first_param. Change caller.
24020 (resolve_overloaded_builtins): Change params to VEC *. Change
24021 callers. Save first parameter around call to build_function_call_vec.
24022 * c-decl.c (finish_decl): Add origtype parameter. Change all
24023 callers. Call build_function_call_vec rather than
24024 build_function_call for cleanup.
24025 * c-tree.h: Update declarations.
24026 * c-common.h: Update declarations.
24027 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24028 params to first_param.
24029 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24030 params parameter from tree to void *.
24031 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24032 Change arglist parameter to have type void *, and to be a pointer
24034 * config/rs6000/rs6000-protos.h
24035 (altivec_resolve_overloaded_builtin): Update declaration.
24036 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24037 fnargs parameter to have type void *, and to be a pointer to a
24038 VEC. Call build_function_call_vec instead of
24039 build_function_call.
24040 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24042 2009-04-20 Joey Ye <joey.ye@intel.com>
24043 Xuepeng Guo <xuepeng.guo@intel.com>
24044 H.J. Lu <hongjiu.lu@intel.com>
24046 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24048 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24049 (IX86_LEA_PRIORITY): Likewise.
24050 (distance_non_agu_define): New function.
24051 (distance_agu_use): Likewise.
24052 (ix86_lea_for_add_ok): Likewise.
24053 (ix86_dep_by_shift_count): Likewise.
24055 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24056 should split for LEA.
24058 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24060 (ix86_dep_by_shift_count): Likewise.
24062 2009-04-20 Richard Guenther <rguenther@suse.de>
24064 * expr.c (handled_component_p): Move ...
24065 * tree.h (handled_component_p): ... here.
24066 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24067 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24068 and REALPART_EXPR to be in one group.
24070 2009-04-20 Richard Guenther <rguenther@suse.de>
24072 * basic-block.h (get_all_dominated_blocks): Declare.
24073 * dominance.c (get_all_dominated_blocks): New function.
24074 * tree-cfg.c (get_all_dominated_blocks): Remove.
24075 (remove_edge_and_dominated_blocks): Adjust.
24076 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24077 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24078 instead of recursing.
24080 2009-04-20 Doug Kwan <dougkwan@google.com>
24082 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24083 (struct cgraph_node_set_def): New type.
24084 (cgraph_node_set) New type. Also declare vector functions.
24085 (struct cgraph_node_set_element_def): New type.
24086 (cgraph_node_set_element): Ditto.
24087 (cgraph_node_set_iterator): New iterator type.
24088 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24089 cgraph_node_set_remove, dump_cgraph_node_set,
24090 debug_cgraph_node_set): New prototypes.
24091 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24092 cgraph_node_set_size): New inlines.
24093 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24094 including cgraph.h.
24095 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24096 argument to function 'write_summary'.
24097 * ipa.c: Include ggc.h.
24098 (hash_cgraph_node_set_element,
24099 eq_cgraph_node_set_element, cgraph_node_set_new,
24100 cgraph_node_set_add, cgraph_node_set_remove,
24101 cgraph_node_set_find, dump_cgraph_node_set,
24102 debug_cgraph_node_set): New functions.
24103 * Makefile.in (ipa.o): Add dependency on GGC_H.
24105 2009-04-20 Ira Rosen <irar@il.ibm.com>
24107 PR tree-optimization/39675
24108 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24109 check of the return code of vect_schedule_slp. Check that
24110 stmt_vec_info still exists for the statement, before checking its
24111 vectorization type.
24113 2009-04-20 Michael Matz <matz@suse.de>
24115 * Makefile.in (generated_files): Take out $(simple_generated_c).
24117 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24119 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24120 (UINTPTR_TYPE): Likewise.
24122 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24125 * c-typeck.c (digest_init): Check for initializing an array with a
24128 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24131 * c-semantics.c (pop_stmt_list): Propagate
24132 STATEMENT_LIST_HAS_LABEL to parent statement list.
24134 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24136 * config/mips/mips.h (mips_tune_attr): New macro.
24137 * config/mips/mips.md (cpu): Use it.
24139 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24142 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24145 2009-04-19 Diego Novillo <dnovillo@google.com>
24147 * toplev.c (compile_file): Move call to coverage_finish ...
24148 * cgraphunit.c (ipa_passes): ... here.
24149 Call cgraph_process_new_functions.
24150 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24151 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24153 2009-04-19 Jan Hubicka <jh@suse.cz>
24155 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24157 (dump_cgraph_node): Dump can throw external flag.
24158 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24160 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24164 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24165 * common.opt (Wlogical-op): Move from here...
24166 * c.opt (Wlogical-op): ... to here.
24167 * c-typeck.c (parser_build_binary_op): Update call to
24168 warn_logical_operator.
24169 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24171 * c-common.c (warn_logical_op): Update.
24172 * c-common.h (warn_logical_op): Update declaration.
24174 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24176 * tree.c (protected_set_expr_location): Fix formatting.
24178 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24181 * c-typeck.c (readonly_warning): new.
24182 (build_unary_op, build_modify_expr): Use readonly_warning for
24183 storing into something readonly but not const-qualified.
24185 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24188 * c-typeck.c (build_unary_op): Check for taking address of
24189 expression of type void.
24191 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24194 * c-typeck.c (build_function_call): Check for calling a function
24195 with qualified void return types. Call require_complete_type when
24198 2009-04-18 Jan Hubicka <jh@suse.cz>
24200 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24202 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24203 can_throw_external flag.
24204 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24205 * ipa-pure-const.c (ignore_edge): New function.
24206 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24207 only over can_throw_external edges.
24208 (local_pure_const): Add nothrow flag.
24209 * ipa-utils.c (searchc): Add ignore_edge callback.
24210 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24211 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24212 (set_nothrow_function_flags): Update cgraph.
24213 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24215 2009-04-18 Richard Guenther <rguenther@suse.de>
24217 PR middle-end/39804
24218 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24219 (fold_stmt): ... this and ...
24220 (fold_stmt_inplace): ... this.
24221 (fold_stmt_1): Fold references in calls and asms.
24222 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24224 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24226 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24227 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24229 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24231 * tree.c (function_args_count): Remove.
24232 * tree.h: Remove the prototype for function_args_count.
24234 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24236 * tree-iterator.c (expr_only): Remove.
24237 * tree.h: Remove the prototype for expr_only.
24239 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24241 * reginfo.c (cannot_change_mode_set_regs): Remove.
24242 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24244 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24246 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24247 whether operands 0 and 1 overlaps.
24249 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24251 PR middle-end/36902
24252 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24253 pointer. Use warning_at instead of warning.
24254 (search_for_addr_array): Likewise.
24255 (check_array_bounds): Likewise.
24256 (check_all_array_refs): Check that the incoming edge is not in the
24257 list of edges to be removed.
24258 (check_all_array_refs): Avoid the temporal pointer.
24259 (vrp_visit_cond_stmt): Fix typo.
24260 (simplify_switch_using_ranges): Handle the case where the switch
24261 index is an integer constant.
24263 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24265 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24267 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24269 * doc/extend.texi, doc/invoke.texi: Fix typos.
24271 2009-04-17 Cary Coutant <ccoutant@google.com>
24273 * tree-flow-inline.h (get_lineno): Fix inverted test.
24275 2009-04-17 Diego Novillo <dnovillo@google.com>
24277 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24278 assertion for AVAIL_OUT.
24280 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24283 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24284 * config/sh/linux-atomic.asm: Likewise.
24286 2009-04-17 Diego Novillo <dnovillo@google.com>
24288 * except.c (debug_eh_tree): New.
24289 (struct eh_region, struct eh_status): Move ...
24290 * except.h: ... here.
24291 (add_type_for_runtime): Declare extern.
24292 (lookup_type_for_runtime): Likewise.
24293 (debug_eh_tree): Declare.
24294 * Makefile.in (GTFILES): List except.h before except.c
24296 2009-04-17 Diego Novillo <dnovillo@google.com>
24298 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24299 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24300 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24301 (find_vars_r): ... here.
24302 * tree-flow.h (find_referenced_vars_in): Declare.
24303 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24304 that AVAIL_OUT exists for BLOCK.
24305 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24306 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24307 (tree-parloops.o): Likewise.
24309 2009-04-17 Simon Baldwin <simonb@google.com>
24311 * toplev.c (default_tree_printer): Add handling for %E format.
24313 2009-04-17 Diego Novillo <dnovillo@google.com>
24315 * tree-pretty-print.c (dump_generic_node): Add break after
24316 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24317 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24318 FUNCTION_TYPE together. Call print_struct_decl when printing
24319 structures and TDF_SLIM is not given.
24320 (print_struct_decl): Fix logic for detecting recursion.
24322 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24325 * gcc.c (create_at_file): New.
24326 (compile_input_file_p): New.
24327 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24328 * main.c (main): Update call to toplev_main.
24329 * toplev.c (toplev_main): Change signature. Call expandargv.
24330 * toplev.h (toplev_main): Change signature.
24332 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24334 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24335 if the latter is not constant.
24337 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24339 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24341 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24343 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24344 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24346 2009-04-17 Richard Guenther <rguenther@suse.de>
24348 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24349 Handle component references view-converting an invariant address.
24351 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24353 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24354 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24355 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24356 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24357 Use @deftypevr rather than @deftypevar.
24359 2009-04-17 Richard Guenther <rguenther@suse.de>
24361 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24362 (get_prop_source_stmt): Likewise.
24363 (can_propagate_from): Likewise.
24365 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24367 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24368 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24369 (--with-multilib-list): Add default value.
24370 * configure: Regenerate.
24371 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24372 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24373 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24374 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24375 Don't add default cpu to multilib list unnecessarily, but do enable
24376 the relevant compiler option..
24377 Add support for --with-multilib-list=<blank> and
24378 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24379 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24380 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24381 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24382 TM_MULTILIB_CONFIG.
24383 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24384 (MULTILIB_OSDIRNAMES): New variable.
24385 * config/sh/t-1e: Delete file.
24386 * config/sh/t-mlib-sh1: Delete file.
24387 * config/sh/t-mlib-sh2: Delete file.
24388 * config/sh/t-mlib-sh2a: Delete file.
24389 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24390 * config/sh/t-mlib-sh2a-single: Delete file.
24391 * config/sh/t-mlib-sh2a-single-only: Delete file.
24392 * config/sh/t-mlib-sh2e: Delete file.
24393 * config/sh/t-mlib-sh3e: Delete file.
24394 * config/sh/t-mlib-sh4: Delete file.
24395 * config/sh/t-mlib-sh4-nofpu: Delete file.
24396 * config/sh/t-mlib-sh4-single: Delete file.
24397 * config/sh/t-mlib-sh4-single-only: Delete file.
24398 * config/sh/t-mlib-sh4a: Delete file.
24399 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24400 * config/sh/t-mlib-sh4a-single: Delete file.
24401 * config/sh/t-mlib-sh4a-single-only: Delete file.
24402 * config/sh/t-mlib-sh4al: Delete file.
24403 * config/sh/t-mlib-sh5-32media: Delete file.
24404 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24405 * config/sh/t-mlib-sh5-64media: Delete file.
24406 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24407 * config/sh/t-mlib-sh5-compact: Delete file.
24408 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24409 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24410 * doc/install.texi (Options specification): Add
24411 --with-multilib-list and --with-endian.
24413 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24415 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24417 (OBJS-common): Add plugin-version.o.
24418 (plugin-version.o): New.
24419 * gcc-plugin.h (plugin_gcc_version): New.
24420 (plugin_default_version_check): New.
24421 (plugin_init_func, plugin_init): Add version argument.
24422 * plugin-version.c: New.
24423 * plugin.c (str_plugin_gcc_version_name): New.
24424 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24425 pass it to the init function.
24426 (plugin_default_version_check): New.
24428 2009-04-17 Richard Guenther <rguenther@suse.de>
24430 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24431 for decl-vs-decl disambiguation.
24433 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24435 * config/s390/s390.h (s390_tune_attr): New macro definition.
24436 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24438 2009-04-17 Richard Guenther <rguenther@suse.de>
24440 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24441 (fold_stmt_r): Likewise.
24442 (maybe_fold_reference): New function.
24443 (fold_gimple_assign): Handle cases fold_stmt_r did.
24444 (fold_stmt): Do not use fold_stmt_r.
24445 (fold_stmt_inplace): Likewise.
24447 2009-04-17 Richard Guenther <rguenther@suse.de>
24449 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24450 (record_equivalences_from_stmt): Remove useless checks and
24452 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24453 the type is already suitable.
24455 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24457 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24459 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24461 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24462 (CMPtype): Define as __gcc_CMPtype.
24464 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24466 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24467 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24469 2009-04-17 Richard Guenther <rguenther@suse.de>
24471 PR tree-optimization/39746
24472 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24473 special-casing for builtins and static variable use/def.
24474 (call_may_clobber_ref_p_1): Likewise.
24476 2009-04-16 Ian Lance Taylor <iant@google.com>
24478 * df.h: Include "timevar.h".
24479 (struct df_problem): Change tv_id field to timevar_id_t.
24480 * tree-pass.h: Include "timevar.h".
24481 (struct opt_pass): Change tv_id field to timevar_id_t.
24482 * timevar.h (timevar_id_t): Define TV_NONE.
24483 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24484 TV_NONE rather than tv_id != 0.
24485 (execute_one_pass): Likewise.
24486 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24487 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24488 dependencies to $(TREE_PASS_H).
24489 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24491 (pass_branch_target_load_optimize2): Likewise.
24492 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24493 (pass_outof_cfg_layout_mode): Likewise.
24494 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24495 (pass_rebuild_cgraph_edges): Likewise.
24496 (pass_remove_cgraph_callee_edges): Likewise.
24497 * df-core.c (pass_df_initialize_opt): Likewise.
24498 (pass_df_initialize_no_opt): Likewise.
24499 (pass_df_finish): Likewise.
24500 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24501 * except.c (pass_set_nothrow_function_flags): Likewise.
24502 (pass_convert_to_eh_region_ranges): Likewise.
24503 * final.c (pass_compute_alignments): Likewise.
24504 * function.c (pass_instantiate_virtual_regs): Likewise.
24505 (pass_init_function): Likewise.
24506 (pass_leaf_regs): Likewise.
24507 (pass_match_asm_constraints): Likewise.
24508 * gimple-low.c (pass_lower_cf): Likewise.
24509 (pass_mark_used_blocks): Likewise.
24510 * init-regs.c (pass_initialize_regs): Likewise.
24511 * integrate.c (pass_initial_value_sets): Likewise.
24512 * ira.c (pass_ira): Likewise.
24513 * jump.c (pass_cleanup_barriers): Likewise.
24514 * omp-low.c (pass_expand_omp): Likewise.
24515 (pass_lower_omp): Likewise.
24516 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24517 * recog.c (pass_split_all_insns): Likewise.
24518 (pass_split_after_reload): Likewise.
24519 (pass_split_before_regstack): Likewise.
24520 (pass_split_before_sched2): Likewise.
24521 (pass_split_for_shorten_branches): Likewise.
24522 * reginfo.c (pass_reginfo_init): Likewise.
24523 (pass_subregs_of_mode_init): Likewise.
24524 (pass_subregs_of_mode_finish): Likewise.
24525 * passes.c (pass_postreload): Likewise.
24526 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24527 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24528 (pass_warn_function_return): Likewise.
24529 (pass_warn_function_noreturn): Likewise.
24530 * tree-complex.c (pass_lower_complex): Likewise.
24531 (pass_lower_complex_O0): Likewise.
24532 * tree-if-conv.c (pass_if_conversion): Likewise.
24533 * tree-into-ssa.c (pass_build_ssa): Likewise.
24534 * tree-mudflap.c (pass_mudflap_1): Likewise.
24535 (pass_mudflap_2): Likewise.
24536 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24537 (pass_mudflap_2): Likewise.
24538 * tree-nrv.c (pass_return_slot): Likewise.
24539 * tree-object-size.c (pass_object_sizes): Likewise.
24540 * tree-optimize.c (pass_all_optimizations): Likewise.
24541 (pass_early_local_passes): Likewise.
24542 (pass_all_early_optimizations): Likewise.
24543 (pass_cleanup_cfg): Likewise.
24544 (pass_cleanup_cfg_post_optimizing): Likewise.
24545 (pass_free_datastructures): Likewise.
24546 (pass_free_cfg_annotations): Likewise.
24547 (pass_fixup_cfg): Likewise.
24548 (pass_init_datastructures): Likewise.
24549 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24550 (pass_late_warn_uninitialized): Likewise.
24551 (pass_update_address_taken): Likewise.
24552 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24553 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24554 (pass_cse_sincos): Likewise.
24555 (pass_convert_to_rsqrt): Likewise.
24556 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24557 * tree-stdarg.c (pass_stdarg): Likewise.
24558 * tree-tailcall.c (pass_tail_recursion): Likewise.
24559 (pass_tail_calls): Likewise.
24560 * tree-vect-generic.c (pass_lower_vector): Likewise.
24561 (pass_lower_vector_ssa): Likewise.
24562 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24564 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24566 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24568 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24570 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24571 logical and signext.
24573 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24576 * config/sh/predicates.md (arith_operand): Check if the operand
24577 of TRUNCATE is a REG.
24579 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24581 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24582 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24584 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24586 * tree-iterator.c (tsi_split_statement_list_after,
24587 tsi_split_statement_list_before): Remove.
24588 * tree-iterator.h: Remove the prototypes for
24589 tsi_split_statement_list_after and tsi_split_statement_list_before.
24591 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24593 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24594 * tree-ssa-propagate.h: Remove the prototype for
24595 stmt_makes_single_load.
24597 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24599 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24600 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24602 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24604 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24606 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24608 * except.c (eh_region_outer_p): Remove.
24609 * except.h: Remove the prototype for eh_region_outer_p.
24611 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24613 * function.c (current_function_assembler_name): Remove.
24614 * function.h: Remove the prototype for
24615 current_function_assembler_name.
24617 2009-04-16 Ian Lance Taylor <iant@google.com>
24619 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24620 (add_reg_note): Call alloc_reg_note.
24621 * rtl.h (alloc_reg_note): Declare.
24622 * combine.c (try_combine): Use alloc_reg_note.
24623 (recog_for_combine, move_deaths): Likewise.
24624 (distribute_notes): Use alloc_reg_note and add_reg_note.
24625 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24626 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24627 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24629 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24631 PR rtl-optimization/39762
24632 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24633 ira_may_move_out_cost): Add comments about way of their usage.
24634 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24636 * ira-conflicts.c (process_regs_for_copy): Use function
24637 ira_get_register_move_cost instead of global
24638 ira_register_move_cost.
24640 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24641 color_pass, move_spill_restore, update_curr_costs): Ditto.
24643 * ira-lives.c (process_single_reg_class_operands): Ditto.
24645 * ira-emit.c (emit_move_list): Ditto.
24647 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24648 (record_reg_classes): Ditto. Use functions
24649 ira_get_register_move_cost and ira_get_may_move_cost instead of
24650 global vars ira_register_move_cost, ira_may_move_out_cost and
24651 ira_may_move_in_cost.
24652 (record_address_regs): Don't call ira_init_register_move_cost.
24653 Use function ira_get_may_move_cost instead of global
24654 ira_may_move_in_cost.
24655 (process_bb_node_for_hard_reg_moves): Use function
24656 ira_get_register_move_cost instead of global ira_register_move_cost.
24657 (ira_costs): Don't call ira_init_register_move_cost.
24659 2009-04-16 Richard Guenther <rguenther@suse.de>
24661 * tree-cfg.c (verify_gimple_assign_binary):
24662 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24663 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24664 (create_general_new_stmt): Note that this function is broken.
24666 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24668 * common.opt (fhelp): Add Var(help_flag).
24669 * gcc-plugin.h (plugin_info): Add help.
24670 * plugin.c (plugin_name_args): Add help.
24671 (register_plugin_info): Set plugin->help.
24672 (print_help_one_plugin): New.
24673 (print_plugins_help): New.
24674 * plugin.h (print_plugins_help): New.
24675 * toplev.c (toplev_main): Call print_plugins_help if needed.
24677 2009-04-16 Richard Guenther <rguenther@suse.de>
24679 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24680 (gimple_ior_addresses_taken_1): New function.
24681 (gimple_ior_addresses_taken): Likewise.
24682 * gimple.h (struct gimple_statement_with_ops_base): Remove
24683 addresses_taken member.
24684 (gimple_ior_addresses_taken): Declare.
24685 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24686 gimple_set_addresses_taken): Remove.
24687 * ipa-reference.c (mark_address): New function.
24688 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24689 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24690 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24691 (gimple_add_to_addresses_taken): Remove.
24692 (get_tmr_operands): Call mark_address_taken.
24693 (get_asm_expr_operands): Likewise.
24694 (get_expr_operands): Likewise.
24695 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24696 (free_stmt_operands): Do not free it.
24697 * tree-ssa.c (delete_tree_ssa): Likewise.
24698 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24700 2009-04-16 Richard Guenther <rguenther@suse.de>
24702 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24703 (walk_stmt_load_store_ops): Likewise.
24704 * gimple.c (get_base_loadstore): New function.
24705 (walk_stmt_load_store_addr_ops): Likewise.
24706 (walk_stmt_load_store_ops): Likewise.
24707 * ipa-pure-const.c (check_op): Simplify.
24708 (check_load, check_store): New functions.
24709 (check_stmt): Use walk_stmt_load_store_ops.
24710 * ipa-reference.c (mark_load): Adjust signature.
24711 (mark_store): Likewise.
24712 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24714 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24716 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24717 (plugin_info): New.
24718 * opts.c (common_handle_option): Don't call print_version.
24719 * plugin.c (plugin_name_args): Add version.
24720 (register_plugin_info): New.
24721 (register_callback): Handle PLUGIN_INFO.
24722 (try_init_one_plugin): New.
24723 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24725 (finalize_one_plugin): New.
24726 (finalize_plugins): New.
24727 (print_one_plugin): New.
24728 (print_plugins_versions): New.
24729 * plugin.h (print_plugins_versions): New.
24730 (finalize_plugins): New.
24731 * toplev.c (compile_file): Don't call initialize_plugins.
24732 (print_version): Call print_plugins_versions.
24733 (toplev_main): Call initialize_plugins. Print version if needed.
24734 Call finalize_plugins.
24736 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24738 * common.opt (fversion): New.
24739 * gcc.c (print_version): New.
24740 (process_command): Don't print the version. Just set print_version.
24741 (main): Print version. Call subprocesses if print_version and
24742 verbose_flag are set.
24743 * opts.c (common_handle_option): Handle OPT_fversion.
24745 2009-04-16 Richard Guenther <rguenther@suse.de>
24746 Ira Rosen <irar@il.ibm.com>
24748 PR tree-optimization/39698
24749 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24750 type of the reduction variable. Only generate the def if
24753 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24754 make sure to first convert to an integer of the same precision.
24755 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24756 the type of the evolution correctly in computing the new
24757 induction variable base.
24759 2009-04-16 Richard Guenther <rguenther@suse.de>
24761 PR middle-end/39625
24762 * tree-cfg.c (make_blocks): Split statements with to-be
24763 abnormal SSA names on the lhs.
24765 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24767 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24768 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24769 * c-typeck.c (really_start_incremental_init): Likewise.
24770 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24771 (TARGET_INITIALIZER): Remove it.
24772 * target.h (struct target): Remove vector_opaque_p.
24773 * tree.c (build_opaque_vector_type): New.
24774 * tree.h (TYPE_VECTOR_OPAQUE): New.
24775 (build_opaque_vector_type): Declare.
24776 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24777 * config/rs6000/rs6000.c (build_opaque_vector_type,
24778 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24779 (rs6000_init_builtins): Use build_opaque_vector_type for
24780 opaque_V4SI_type_node.
24782 2009-04-15 Catherine Moore <clm@codesourcery.com>
24784 * debug.h (set_name): Declare.
24785 * dwarf2out.c (dwarf2out_set_name): Declare.
24786 (dwarf2_debug_hooks): Add set_name.
24787 (find_AT_string): New.
24788 (add_AT_string): Call find_AT_string.
24789 (dwarf2out_set_name): New.
24790 * cp/decl.c (grokdeclarator): Call set_name.
24791 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24792 * debug.c (do_nothing_debug_hooks): Likewise.
24793 * dbxout.c (dbx_debug_hooks): Likewise.
24794 * sdbout.c (sdb_debug_hooks): Likewise.
24796 2009-04-15 Michael Eager <eager@eagercon.com>
24798 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24799 reg for single-precision FPU.
24800 * config/rs6000/rs6000.md (movsi_internal1): Only for
24801 !TARGET_SINGLE_FPU.
24802 (movsi_internal1_single): New. Add pattern to move SI values to/from
24803 single-precision FP regs.
24805 2009-04-15 Richard Guenther <rguenther@suse.de>
24807 * omp-low.c (lower_rec_input_clauses): Build correct address
24809 (expand_omp_for_generic): Fix multiplication type.
24810 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24811 (generate_memset_zero): Fix types.
24812 * tree-profile.c (prepare_instrumented_value): Correctly
24815 2009-04-15 Ian Lance Taylor <iant@google.com>
24817 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24818 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24819 for -Wall and for -Wc++-compat.
24820 (c_common_post_options): For C++, set warn_enum_compare if not
24822 * c-tree.h (struct c_expr): Add field original_type.
24823 (build_external_ref): Update declaration.
24824 * c-parser.c (c_parser_braced_init): Set original_type.
24825 (c_parser_initelt): Likewise.
24826 (c_parser_expr_no_commas): Likewise.
24827 (c_parser_conditional_expression): Likewise.
24828 (c_parser_cast_expression): Likewise.
24829 (c_parser_unary_expression): Likewise. Pull setting of
24830 original_code to top of function.
24831 (c_parser_sizeof_expression): Set original_type.
24832 (c_parser_alignof_expression): Likewise.
24833 (c_parser_postfix_expression): Likewise. Pull setting of
24834 original_code to top of function.
24835 (c_parser_postfix_expression_after_paren_type): Set original_type.
24836 (c_parser_postfix_expression_after_primary): Likewise.
24837 (c_parser_expression): Likewise.
24838 * c-typeck.c (build_external_ref): Add type parameter. Change all
24840 (c_expr_sizeof_expr): Set original_type field.
24841 (parser_build_unary_op): Likewise.
24842 (parser_build_binary_op): Likewise. Optionally warn about
24843 comparisons of enums of different types.
24844 (digest_init): Set original_type field.
24845 (really_start_incremental_init): Likewise.
24846 (push_init_level, pop_init_level): Likewise.
24847 * doc/invoke.texi (Warning Options): -Wenum-compare now
24850 2009-04-15 Richard Guenther <rguenther@suse.de>
24852 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24853 out a necessary conversion.
24854 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24855 names we didn't value number.
24856 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24858 2009-04-15 Richard Guenther <rguenther@suse.de>
24860 PR tree-optimization/39764
24861 * tree-ssa-ccp.c (get_value): Canonicalize value with
24862 canonicalize_float_value.
24864 2009-04-15 Jan Hubicka <jh@suse.cz>
24866 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24867 Wrong version of patch.
24869 2009-04-15 Jan Hubicka <jh@suse.cz>
24871 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24873 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24875 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24876 our distinct integral and vector types.
24878 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24880 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24881 * init.c (build_vtbl_address): Remove call to assemble_external.
24883 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24885 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24886 output for other floating point modes.
24888 2009-04-14 Diego Novillo <dnovillo@google.com>
24890 * diagnostic.c (diagnostic_report_diagnostic): Do not
24891 warn about loaded plugins for DK_ERROR and DK_WARNING.
24892 * c-decl.c (declspecs_add_type): Move call to
24893 invoke_plugin_callbacks ...
24894 * c-parser.c (c_parser_declspecs): ... here.
24895 * plugin.c (dump_active_plugins): Tidy output.
24897 2009-04-14 Diego Novillo <dnovillo@google.com>
24898 Le-Chun Wu <lcwu@google.com>
24900 * configure.ac: Add --enable-plugin support.
24901 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24902 * Makefile.in (PLUGIN_H): Define.
24903 Export ENABLE_PLUGIN and GMPINC to site.exp.
24904 Add PLUGINLIBS to link command.
24905 Add/modify dependencies for plugin.o and files including plugin.h.
24907 * config.in: Regenerate.
24909 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24912 2009-04-14 Le-Chun Wu <lcwu@google.com>
24914 * tree-pass.h (register_one_dump_file): Add a prototype for
24915 register_one_dump_file.
24916 * toplev.c (compile_file): Call initialize_plugins.
24917 (do_compile): Call invoke_plugin_callbacks.
24918 (toplev_main): Call invoke_plugin_callbacks.
24919 * common.opt: Add -fplugin= and -fplugin-arg-.
24920 * gcc-plugin.h: New public header file for plugins to include.
24921 * plugin.c: New source file.
24922 * plugin.h: New internal header file.
24923 * passes.c (register_one_dump_file): Make it external.
24925 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24927 2009-04-14 Diego Novillo <dnovillo@google.com>
24929 * doc/plugins.texi: New.
24930 * doc/gccint.texi: Add reference to Plugins chapter.
24931 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24932 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24933 loaded plugins, if any.
24934 * timevar.def (TV_PLUGIN_INIT): Define.
24935 (TV_PLUGIN_RUN): Define.
24936 * plugin.c: Include timevar.h
24937 (plugins_active_p): New.
24938 (dump_active_plugins): New.
24939 (debug_active_plugins): New.
24941 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24943 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24945 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24947 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24949 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24950 the same as a minus without a shift.
24952 2009-04-14 Nick Clifton <nickc@redhat.com>
24954 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24955 comparisons with small integers will always produce a short
24958 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24961 2008-12-19 Diego Novillo <dnovillo@google.com>
24963 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24965 2009-04-14 Richard Guenther <rguenther@suse.de>
24967 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24969 (verify_gimple_assign_binary): Likewise. Handle shifts and
24971 (verify_gimple_phi): Print the mismatched argument position.
24972 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24974 (vect_update_init_of_dr): Likewise.
24975 * matrix-reorg.c (transform_access_sites): Do what the
24977 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24979 2009-04-13 Michael Eager <eager@eagercon.com>
24981 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24982 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24983 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24984 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24985 remove duplicate config
24987 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24989 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24990 file_name:line_number type locator of the call site.
24992 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24994 * genautomata.c: Put blank after comma.
24995 (automaton_decls): New.
24996 (struct unit_usage): Add comments to member next.
24997 (store_alt_unit_usage): Keep the list ordered.
24998 (unit_present_on_list_p, equal_alternatives_p): New.
24999 (check_regexp_units_distribution): Check units distribution
25000 correctness correctly.
25001 (main): Don't write automata if error is found. Return correct
25004 * config/m68k/cf.md (cfv4_ds): Remove.
25005 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25006 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25008 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25009 power4-load-ext, power4-store, power4-store-update,
25010 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25011 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25012 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25013 power4-sqrt, power4-isync): Modify reservation to make correct
25014 unit distribution to automata.
25016 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25017 power5-store-update, power5-two, power5-three, power5-lmul,
25018 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25020 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25022 * except.c (pass_set_nothrow_function_flags): Set name and add
25024 (set_nothrow_function_flags): Mention in the dump file when
25025 changing a function to nothrow.
25027 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25030 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25031 instead of unsigned long.
25033 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25035 * config/arm/arm.c (return_used_this_function): Remove.
25036 (arm_output_function_prologue): Remove use of
25037 return_used_this_function.
25038 (output_return_instruction): Replace use of
25039 return_used_this_function
25040 by cfun->machine->return_used_this_function.
25041 (arm_output_epilogue): Likewise.
25042 (arm_output_function_epilogue): Likewise.
25043 (thumb_unexpanded_epilogue): Likewise.
25044 * config/arm/arm.h (struct machine_function):
25045 New member return_used_this_function.
25047 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25049 * doc/install.texi: Correct description of default directory for
25050 --with-gxx-include-dir.
25052 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25054 * fold-const.c (build_range_check): Properly deal with enumeral and
25055 boolean base types.
25057 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25059 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25060 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25061 * params.h (MAX_GCSE_PASSES): Remove.
25062 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25063 in sequence. Remove ability to run multiple passes.
25064 (bypass_jumps): Report run as third CPROP pass.
25066 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25068 PR middle-end/39651
25069 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25070 when deciding whether the whole SEQUENCE can throw.
25072 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25075 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25076 offseted label references.
25078 2009-04-11 Jan Hubicka <jh@suse.cz>
25080 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25082 2009-04-11 Richard Guenther <rguenther@suse.de>
25084 PR middle-end/39732
25085 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25086 return variables as TREE_ADDRESSABLE.
25088 2009-04-11 Richard Guenther <rguenther@suse.de>
25090 PR tree-optimization/39713
25091 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25092 reference trees have SSA_NAME operands.
25094 2009-04-11 Richard Guenther <rguenther@suse.de>
25097 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25098 address expressions.
25100 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25102 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25103 match changes in Cygwin 1.7
25104 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25105 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25107 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25109 PR tree-optimization/39701
25110 * doc/invoke.texi (Optimization Options): Document change in
25111 meaning and initialization of -fdelete-null-pointer-checks.
25113 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25115 PR middle-end/39701
25116 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25118 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25121 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25123 2009-04-10 Chao-ying Fu <fu@mips.com>
25125 * doc/tm.texi (Instruction Output): Document
25126 TARGET_ASM_FINAL_POSTSCAN_INSN.
25127 * target.h (final_postscan_insn): New field in asm_out.
25128 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25129 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25130 * final.c (final_scan_insn): Call
25131 targetm.asm_out.final_postscan_insn after outputting
25132 an asm macro and a normal instruction.
25134 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25135 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25136 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25137 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25138 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25140 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25142 PR middle-end/39701
25143 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25144 variables as non-NULL even with -fdelete-null-pointer-checks.
25146 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25148 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25150 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25153 * config/i386/i386.c (classify_argument): Handle SCmode with
25154 (bit_offset % 64) != 0.
25156 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25158 * doc/invoke.texi (Optimize Options): Add cross-reference to
25159 -Q --help=optimizers examples.
25161 2009-04-10 Ben Elliston <bje@au.ibm.com>
25164 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25165 regalign for the reg == fpr and TDmode case.
25167 2009-04-09 David Ayers <ayers@fsfe.org>
25170 * objc/objc-act.c (warn_with_method): Remove helper function.
25171 (check_duplicates): Call warning and inform directly.
25172 (really_start_method): Likewise.
25174 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25176 * expmed.c (expand_divmod): Always use a comparison for a division
25177 by a large unsigned integer.
25179 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25180 for things others than variables or functions as nonzero.
25182 2009-04-09 Nick Clifton <nickc@redhat.com>
25184 * unwind-compat.c: Change copyright header to refer to version
25185 3 of the GNU General Public License with version 3.1 of the
25186 GCC Runtime Library Exception and to point readers at the
25187 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25188 * config/alpha/crtfastmath.c: Likewise.
25189 * config/alpha/linux-unwind.h: Likewise.
25190 * config/alpha/qrnnd.asm: Likewise.
25191 * config/alpha/vms-crt0-64.c: Likewise.
25192 * config/alpha/vms-crt0.c: Likewise.
25193 * config/alpha/vms-dwarf2.asm: Likewise.
25194 * config/alpha/vms-dwarf2eh.asm: Likewise.
25195 * config/alpha/vms-psxcrt0-64.c: Likewise.
25196 * config/alpha/vms-psxcrt0.c: Likewise.
25197 * config/alpha/vms_tramp.asm: Likewise.
25198 * config/arc/initfini.c: Likewise.
25199 * config/arc/lib1funcs.asm: Likewise.
25200 * config/arm/bpabi-v6m.S: Likewise.
25201 * config/arm/bpabi.S: Likewise.
25202 * config/arm/bpabi.c: Likewise.
25203 * config/arm/crti.asm: Likewise.
25204 * config/arm/crtn.asm: Likewise.
25205 * config/arm/ieee754-df.S: Likewise.
25206 * config/arm/ieee754-sf.S: Likewise.
25207 * config/arm/lib1funcs.asm: Likewise.
25208 * config/arm/libunwind.S: Likewise.
25209 * config/arm/linux-atomic.c: Likewise.
25210 * config/arm/mmintrin.h: Likewise.
25211 * config/arm/pr-support.c: Likewise.
25212 * config/arm/unaligned-funcs.c: Likewise.
25213 * config/arm/unwind-arm.c: Likewise.
25214 * config/arm/unwind-arm.h: Likewise.
25215 * config/avr/libgcc.S: Likewise.
25216 * config/bfin/crti.s: Likewise.
25217 * config/bfin/crtlibid.s: Likewise.
25218 * config/bfin/crtn.s: Likewise.
25219 * config/bfin/lib1funcs.asm: Likewise.
25220 * config/bfin/linux-unwind.h: Likewise.
25221 * config/cris/arit.c: Likewise.
25222 * config/cris/cris_abi_symbol.c: Likewise.
25223 * config/darwin-64.c: Likewise.
25224 * config/darwin-crt2.c: Likewise.
25225 * config/darwin-crt3.c: Likewise.
25226 * config/darwin.h: Likewise.
25227 * config/dbxelf.h: Likewise.
25228 * config/dfp-bit.c: Likewise.
25229 * config/dfp-bit.h: Likewise.
25230 * config/elfos.h: Likewise.
25231 * config/fixed-bit.c: Likewise.
25232 * config/fixed-bit.h: Likewise.
25233 * config/fp-bit.c: Likewise.
25234 * config/fp-bit.h: Likewise.
25235 * config/fr30/crti.asm: Likewise.
25236 * config/fr30/crtn.asm: Likewise.
25237 * config/fr30/lib1funcs.asm: Likewise.
25238 * config/freebsd-spec.h: Likewise.
25239 * config/frv/cmovd.c: Likewise.
25240 * config/frv/cmovh.c: Likewise.
25241 * config/frv/cmovw.c: Likewise.
25242 * config/frv/frvbegin.c: Likewise.
25243 * config/frv/frvend.c: Likewise.
25244 * config/frv/lib1funcs.asm: Likewise.
25245 * config/glibc-stdint.h: Likewise.
25246 * config/h8300/clzhi2.c: Likewise.
25247 * config/h8300/crti.asm: Likewise.
25248 * config/h8300/crtn.asm: Likewise.
25249 * config/h8300/ctzhi2.c: Likewise.
25250 * config/h8300/fixunssfsi.c: Likewise.
25251 * config/h8300/lib1funcs.asm: Likewise.
25252 * config/h8300/parityhi2.c: Likewise.
25253 * config/h8300/popcounthi2.c: Likewise.
25254 * config/i386/ammintrin.h: Likewise.
25255 * config/i386/att.h: Likewise.
25256 * config/i386/avxintrin.h: Likewise.
25257 * config/i386/biarch64.h: Likewise.
25258 * config/i386/bmmintrin.h: Likewise.
25259 * config/i386/cpuid.h: Likewise.
25260 * config/i386/cross-stdarg.h: Likewise.
25261 * config/i386/crtfastmath.c: Likewise.
25262 * config/i386/crtprec.c: Likewise.
25263 * config/i386/cygming-crtbegin.c: Likewise.
25264 * config/i386/cygming-crtend.c: Likewise.
25265 * config/i386/cygwin.asm: Likewise.
25266 * config/i386/emmintrin.h: Likewise.
25267 * config/i386/gmm_malloc.h: Likewise.
25268 * config/i386/gthr-win32.c: Likewise.
25269 * config/i386/i386.h: Likewise.
25270 * config/i386/immintrin.h: Likewise.
25271 * config/i386/linux-unwind.h: Likewise.
25272 * config/i386/linux64.h: Likewise.
25273 * config/i386/mm3dnow.h: Likewise.
25274 * config/i386/mmintrin-common.h: Likewise.
25275 * config/i386/mmintrin.h: Likewise.
25276 * config/i386/nmmintrin.h: Likewise.
25277 * config/i386/pmm_malloc.h: Likewise.
25278 * config/i386/pmmintrin.h: Likewise.
25279 * config/i386/smmintrin.h: Likewise.
25280 * config/i386/sol2-c1.asm: Likewise.
25281 * config/i386/sol2-ci.asm: Likewise.
25282 * config/i386/sol2-cn.asm: Likewise.
25283 * config/i386/sol2-gc1.asm: Likewise.
25284 * config/i386/tmmintrin.h: Likewise.
25285 * config/i386/unix.h: Likewise.
25286 * config/i386/w32-unwind.h: Likewise.
25287 * config/i386/wmmintrin.h: Likewise.
25288 * config/i386/x86-64.h: Likewise.
25289 * config/i386/x86intrin.h: Likewise.
25290 * config/i386/xmmintrin.h: Likewise.
25291 * config/ia64/crtbegin.asm: Likewise.
25292 * config/ia64/crtend.asm: Likewise.
25293 * config/ia64/crtfastmath.c: Likewise.
25294 * config/ia64/crti.asm: Likewise.
25295 * config/ia64/crtn.asm: Likewise.
25296 * config/ia64/fde-glibc.c: Likewise.
25297 * config/ia64/lib1funcs.asm: Likewise.
25298 * config/ia64/linux-unwind.h: Likewise.
25299 * config/ia64/quadlib.c: Likewise.
25300 * config/ia64/unwind-ia64.c: Likewise.
25301 * config/linux.h: Likewise.
25302 * config/m32c/m32c-lib1.S: Likewise.
25303 * config/m32c/m32c-lib2-trapv.c: Likewise.
25304 * config/m32c/m32c-lib2.c: Likewise.
25305 * config/m32r/initfini.c: Likewise.
25306 * config/m68hc11/larith.asm: Likewise.
25307 * config/m68hc11/m68hc11-crt0.S: Likewise.
25308 * config/m68k/cf.md: Likewise.
25309 * config/m68k/crti.s: Likewise.
25310 * config/m68k/crtn.s: Likewise.
25311 * config/m68k/lb1sf68.asm: Likewise.
25312 * config/m68k/linux-unwind.h: Likewise.
25313 * config/mcore/crti.asm: Likewise.
25314 * config/mcore/crtn.asm: Likewise.
25315 * config/mcore/lib1.asm: Likewise.
25316 * config/mips/linux-unwind.h: Likewise.
25317 * config/mips/loongson.h: Likewise.
25318 * config/mips/mips16.S: Likewise.
25319 * config/mmix/crti.asm: Likewise.
25320 * config/mmix/crtn.asm: Likewise.
25321 * config/pa/fptr.c: Likewise.
25322 * config/pa/hpux-unwind.h: Likewise.
25323 * config/pa/lib2funcs.asm: Likewise.
25324 * config/pa/linux-atomic.c: Likewise.
25325 * config/pa/linux-unwind.h: Likewise.
25326 * config/pa/milli64.S: Likewise.
25327 * config/pa/quadlib.c: Likewise.
25328 * config/pa/stublib.c: Likewise.
25329 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25330 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25331 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25332 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25333 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25334 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25335 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25336 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25337 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25338 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25339 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25340 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25341 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25342 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25343 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25344 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25345 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25346 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25347 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25348 * config/rs6000/750cl.h: Likewise.
25349 * config/rs6000/altivec.h: Likewise.
25350 * config/rs6000/biarch64.h: Likewise.
25351 * config/rs6000/crtresfpr.asm: Likewise.
25352 * config/rs6000/crtresgpr.asm: Likewise.
25353 * config/rs6000/crtresxfpr.asm: Likewise.
25354 * config/rs6000/crtresxgpr.asm: Likewise.
25355 * config/rs6000/crtsavfpr.asm: Likewise.
25356 * config/rs6000/crtsavgpr.asm: Likewise.
25357 * config/rs6000/darwin-asm.h: Likewise.
25358 * config/rs6000/darwin-fallback.c: Likewise.
25359 * config/rs6000/darwin-fpsave.asm: Likewise.
25360 * config/rs6000/darwin-ldouble.c: Likewise.
25361 * config/rs6000/darwin-tramp.asm: Likewise.
25362 * config/rs6000/darwin-unwind.h: Likewise.
25363 * config/rs6000/darwin-vecsave.asm: Likewise.
25364 * config/rs6000/darwin-world.asm: Likewise.
25365 * config/rs6000/e500crtres32gpr.asm: Likewise.
25366 * config/rs6000/e500crtres64gpr.asm: Likewise.
25367 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25368 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25369 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25370 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25371 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25372 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25373 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25374 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25375 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25376 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25377 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25378 * config/rs6000/eabi-ci.asm: Likewise.
25379 * config/rs6000/eabi-cn.asm: Likewise.
25380 * config/rs6000/eabi.asm: Likewise.
25381 * config/rs6000/linux-unwind.h: Likewise.
25382 * config/rs6000/linux64.h: Likewise.
25383 * config/rs6000/paired.h: Likewise.
25384 * config/rs6000/paired.md: Likewise.
25385 * config/rs6000/ppc64-fp.c: Likewise.
25386 * config/rs6000/ppu_intrinsics.h: Likewise.
25387 * config/rs6000/rs6000.h: Likewise.
25388 * config/rs6000/si2vmx.h: Likewise.
25389 * config/rs6000/sol-ci.asm: Likewise.
25390 * config/rs6000/sol-cn.asm: Likewise.
25391 * config/rs6000/spe.h: Likewise.
25392 * config/rs6000/spu2vmx.h: Likewise.
25393 * config/rs6000/sysv4.h: Likewise.
25394 * config/rs6000/tramp.asm: Likewise.
25395 * config/rs6000/vec_types.h: Likewise.
25396 * config/s390/linux-unwind.h: Likewise.
25397 * config/s390/tpf-unwind.h: Likewise.
25398 * config/score/crti.asm: Likewise.
25399 * config/score/crtn.asm: Likewise.
25400 * config/sh/crt1.asm: Likewise.
25401 * config/sh/crti.asm: Likewise.
25402 * config/sh/crtn.asm: Likewise.
25403 * config/sh/divtab-sh4-300.c: Likewise.
25404 * config/sh/divtab-sh4.c: Likewise.
25405 * config/sh/divtab.c: Likewise.
25406 * config/sh/lib1funcs-4-300.asm: Likewise.
25407 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25408 * config/sh/lib1funcs.asm: Likewise.
25409 * config/sh/lib1funcs.h: Likewise.
25410 * config/sh/linux-atomic.asm: Likewise.
25411 * config/sh/linux-unwind.h: Likewise.
25412 * config/sh/shmedia.h: Likewise.
25413 * config/sh/sshmedia.h: Likewise.
25414 * config/sh/ushmedia.h: Likewise.
25415 * config/sparc/crtfastmath.c: Likewise.
25416 * config/sparc/linux-unwind.h: Likewise.
25417 * config/sparc/sol2-c1.asm: Likewise.
25418 * config/sparc/sol2-ci.asm: Likewise.
25419 * config/sparc/sol2-cn.asm: Likewise.
25420 * config/spu/divmodti4.c: Likewise.
25421 * config/spu/divv2df3.c: Likewise.
25422 * config/spu/float_disf.c: Likewise.
25423 * config/spu/float_unsdidf.c: Likewise.
25424 * config/spu/float_unsdisf.c: Likewise.
25425 * config/spu/float_unssidf.c: Likewise.
25426 * config/spu/mfc_multi_tag_release.c: Likewise.
25427 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25428 * config/spu/mfc_tag_release.c: Likewise.
25429 * config/spu/mfc_tag_reserve.c: Likewise.
25430 * config/spu/mfc_tag_table.c: Likewise.
25431 * config/spu/multi3.c: Likewise.
25432 * config/spu/spu_internals.h: Likewise.
25433 * config/spu/spu_intrinsics.h: Likewise.
25434 * config/spu/spu_mfcio.h: Likewise.
25435 * config/spu/vec_types.h: Likewise.
25436 * config/spu/vmx2spu.h: Likewise.
25437 * config/stormy16/stormy16-lib2.c: Likewise.
25438 * config/svr4.h: Likewise.
25439 * config/sync.c: Likewise.
25440 * config/v850/lib1funcs.asm: Likewise.
25441 * config/vxlib-tls.c: Likewise.
25442 * config/vxlib.c: Likewise.
25443 * config/vxworks-dummy.h: Likewise.
25444 * config/xtensa/crti.asm: Likewise.
25445 * config/xtensa/crtn.asm: Likewise.
25446 * config/xtensa/ieee754-df.S: Likewise.
25447 * config/xtensa/ieee754-sf.S: Likewise.
25448 * config/xtensa/lib1funcs.asm: Likewise.
25449 * config/xtensa/lib2funcs.S: Likewise.
25450 * config/xtensa/linux-unwind.h: Likewise.
25451 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25452 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25453 * coretypes.h: Likewise.
25454 * crtstuff.c: Likewise.
25455 * defaults.h: Likewise.
25456 * dwarf2.h: Likewise.
25457 * emutls.c: Likewise.
25458 * gbl-ctors.h: Likewise.
25459 * gcov-io.h: Likewise.
25460 * ginclude/float.h: Likewise.
25461 * ginclude/iso646.h: Likewise.
25462 * ginclude/stdarg.h: Likewise.
25463 * ginclude/stdbool.h: Likewise.
25464 * ginclude/stddef.h: Likewise.
25465 * ginclude/stdfix.h: Likewise.
25466 * ginclude/stdint-gcc.h: Likewise.
25467 * ginclude/tgmath.h: Likewise.
25468 * gthr-aix.h: Likewise.
25469 * gthr-dce.h: Likewise.
25470 * gthr-gnat.c: Likewise.
25471 * gthr-gnat.h: Likewise.
25472 * gthr-lynx.h: Likewise.
25473 * gthr-mipssde.h: Likewise.
25474 * gthr-nks.h: Likewise.
25475 * gthr-posix.c: Likewise.
25476 * gthr-posix.h: Likewise.
25477 * gthr-posix95.h: Likewise.
25478 * gthr-rtems.h: Likewise.
25479 * gthr-single.h: Likewise.
25480 * gthr-solaris.h: Likewise.
25481 * gthr-tpf.h: Likewise.
25482 * gthr-vxworks.h: Likewise.
25483 * gthr-win32.h: Likewise.
25484 * gthr.h: Likewise.
25485 * libgcc2.c: Likewise.
25486 * libgcc2.h: Likewise.
25487 * libgcov.c: Likewise.
25488 * tsystem.h: Likewise.
25489 * typeclass.h: Likewise.
25490 * unwind-c.c: Likewise.
25491 * unwind-compat.h: Likewise.
25492 * unwind-dw2-fde-compat.c: Likewise.
25493 * unwind-dw2-fde-darwin.c: Likewise.
25494 * unwind-dw2-fde-glibc.c: Likewise.
25495 * unwind-dw2-fde.c: Likewise.
25496 * unwind-dw2-fde.h: Likewise.
25497 * unwind-dw2.c: Likewise.
25498 * unwind-dw2.h: Likewise.
25499 * unwind-generic.h: Likewise.
25500 * unwind-pe.h: Likewise.
25501 * unwind-sjlj.c: Likewise.
25502 * unwind.inc: Likewise.
25503 * config/arm/neon-gen.ml: Change generated copyright header to
25504 refer to version 3 of the GNU General Public License with
25505 version 3.1 of the GCC Runtime Library Exception and to point
25506 readers at the COPYING3 and COPYING3.RUNTIME files and the
25507 FSF's license web page.
25508 * config/arm/arm_neon.h: Regenerate.
25510 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25512 * config/cris/cris.md: Change copyright header to refer to version
25513 3 of the GNU General Public License.
25514 * doc/install.texi2html: Change copyright header to refer to version
25515 3 of the GNU General Public License and to point readers at the
25516 COPYING3 file and the FSF's license web page.
25517 * config/vax/linux.h: Likewise.
25519 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25521 * config/i386/i386.md (cmpcc): New.
25522 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25523 (sync_compare_and_swap_cc*): Delete.
25525 * config/s390/s390.c (s390_compare_emitted): Remove.
25526 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25527 s390_compare_emitted used to be handled. Assert that modes match.
25528 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25529 refer to sync_compare_and_swap_ccsi.
25530 * config/s390/s390.h (s390_compare_emitted): Remove.
25531 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25532 instead of s390_compare_emitted.
25533 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25534 instead of s390_compare_emitted.
25535 * config/s390/s390.md (cmpcc): New.
25536 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25537 CC_REGNUM, do not pretend it's set.
25538 (sync_compare_and_swap_cc*): Delete.
25539 * config/s390/predicates.md (cc_reg_operand): New.
25541 * expr.c (sync_compare_and_swap_cc): Delete.
25542 * optabs.h (sync_compare_and_swap_cc): Delete.
25543 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25544 is being used with can_compare_p.
25545 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25546 (find_cc_set): New.
25547 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25548 look for a MODE_CC set instead. Use emit_store_flag.
25549 (expand_compare_and_swap_loop): Likewise, with some additional
25550 complication to avoid a force_reg when useless. Use
25551 emit_cmp_and_jump_insns.
25552 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25553 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25554 sync_compare_and_swap documentation.
25556 2009-04-09 Jan Hubicka <jh@suse.cz>
25558 * except.c (find_prev_try): Break out from ....
25559 (duplicate_eh_regions): ... here; properly update prev_try pointers
25560 when duplication part of tree.
25561 (dump_eh_tree): Improve dumping.
25562 (verify_eh_region): New.
25563 (verify_eh_tree): Use it.
25565 2009-04-06 Richard Guenther <rguenther@suse.de>
25567 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25568 &ARRAY addresses by adjusting their types and prepending
25570 * tree-cfg.c (verify_gimple_assign_single): Verify that
25571 addresses are correct.
25573 2009-04-09 Richard Guenther <rguenther@suse.de>
25575 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25576 indices into an array reference if possible.
25577 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25578 Fold POINTER_PLUS_EXPR statements with invariant address.
25580 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25583 * config.gcc (powerpc64-*-linux*): Always build biarch.
25585 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25588 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25589 it and pedwarn if this results in an INTEGER_CST.
25591 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25593 * doc/install.texi: Update minimum GMP version. Remove obsolete
25594 text in MPFR section.
25596 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25598 * dwarf2out.c (class_scope_p): New static inline.
25599 (class_or_namespace_scope_p): Use it.
25600 (gen_variable_die): Use DW_TAG_member tag for static data member
25601 declarations instead of DW_TAG_variable.
25603 PR middle-end/39573
25604 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25607 2009-04-08 Richard Guenther <rguenther@suse.de>
25609 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25610 valueize random data.
25612 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25614 * config.gcc (aix tm_file): Add aix-stdint.h.
25615 (aix tm clause use_gcc_stdint): Set to wrap.
25616 * config/rs6000/aix-stdint.h: New file.
25618 2009-04-08 Richard Guenther <rguenther@suse.de>
25620 PR middle-end/36291
25621 * tree-dfa.c (add_referenced_var): Do not recurse into
25622 global initializers.
25623 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25625 (fold_const_aggregate_ref): Likewise.
25627 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25629 * recog.c (ordered_comparison_operator): New.
25630 * gensupport.c (std_preds): Add it.
25631 * doc/md.texi (Machine-Independent Predicates): Document it.
25633 2009-04-08 Jan Hubicka <jh@suse.cz>
25635 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25636 * function.h (rtl_eh): Remove exception_handler_label_map.
25637 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25638 remove_exception_handler_label, for_each_eh_label_1): Remove.
25639 (rtl_remove_unreachable_regions): Remove.
25640 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25641 (find_exception_handler_labels): Don't build the hashtable.
25642 (maybe_remove_eh_handler): Remove.
25643 (for_each_eh_label): Rewrite to walk the tree.
25644 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25645 * except.h (maybe_remove_eh_handler): Remove.
25646 * passes.c (init_optimization_passes): Schedule second EH cleanup
25648 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25649 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25651 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25653 * genoutput.c (validate_optab_operands): New.
25654 (gen_insn, gen_expand): Call it.
25656 * genflags.c (gen_insn): Detect misused iterators.
25657 (main): Pass line_no to gen_insn, exit with status 1 on error.
25659 * genextract.c (line_no): Make global.
25660 (VEC_safe_set_locstr): Change assertion to error message.
25661 (main): Exit with status 1 on error.
25663 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25667 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25668 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25669 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25670 * c-convert.c (convert): Do not call fold on results of conversion
25671 functions when the result is a C_MAYBE_CONST_EXPR.
25672 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25673 of __builtin_choose_expr.
25674 * c-typeck.c (remove_c_maybe_const_expr): New.
25675 (build_unary_op, build_conditional_expr, build_compound_expr,
25676 build_binary_op, c_objc_common_truthvalue_conversion): Call
25677 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25680 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25682 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25683 CODE to produce a new one. Add a prototype to use fold_convert_const
25685 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25688 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25689 mix declarations and code.
25691 2009-04-08 Ben Elliston <bje@au.ibm.com>
25693 * gcc.c: Replace `CC' with `GCC' throughout.
25695 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25697 * doc/invoke.texi: Document Atom support.
25699 2009-04-07 Jason Merrill <jason@redhat.com>
25702 * c-common.h, c-common.c: Add flag_pretty_templates.
25703 * c-opts.c (c_common_handle_option): Set it.
25704 * c.opt: Add -fno-pretty-templates.
25705 * doc/invoke.texi (C++ Dialect Options): Likewise.
25707 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25709 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25710 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25711 (ia64_expand_builtin): Likewise.
25713 2009-04-07 Martin Jambor <mjambor@suse.cz>
25715 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25716 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25717 ADDR_EXPRS are include too.
25719 2009-04-07 Richard Guenther <rguenther@suse.de>
25721 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25722 decls are only used if passes as parameters or if they are
25723 local statics and the call is not to a builtin.
25724 (call_may_clobber_ref_p_1): Likewise.
25726 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25728 * expr.c (do_store_flag): Remove last argument. Simplify code
25729 to avoid duplication of tests already done by can_compare_p.
25730 (expand_expr_real_1): Adjust caller.
25732 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25734 * optabs.c (can_compare_p): Test the predicate of a
25735 cbranch and cstore pattern.
25737 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25739 * expr.c (convert_move): Use emit_store_flag instead of
25742 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25744 * config/i386/i386.c (ix86_compare_emitted): Remove.
25745 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25746 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25747 * config/i386/i386.h (ix86_compare_emitted): Remove.
25748 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25749 instead of ix86_compare_emitted.
25750 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25752 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25754 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25755 Add t-sysroot-suffix to tmake_file.
25756 * config/print-sysroot-suffix.sh: New file.
25757 * config/t-sysroot-suffix: New file.
25759 2009-04-07 Ben Elliston <bje@au.ibm.com>
25761 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25762 as the latter produces a warning when the target does not support
25765 2009-04-07 Ben Elliston <bje@au.ibm.com>
25767 * dfp.c: Replace type punning assignments with memcpy throughout.
25768 * Makefile.in (dfp.o-warn): Remove.
25770 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25773 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25774 Include soft-fp/t-softfp after rs6000/t-linux64.
25776 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25778 * stor-layout.c (set_sizetype): Use the full precision of their
25779 machine mode for bitsize types.
25781 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25783 * config/i386/i386.md: Revert 2 accidental checkins.
25785 2009-04-06 Joey Ye <joey.ye@intel.com>
25786 Xuepeng Guo <xuepeng.guo@intel.com>
25787 H.J. Lu <hongjiu.lu@intel.com>
25789 Atom pipeline model, tuning and insn selection.
25790 * config.gcc (atom): Add atom config options and target.
25792 * config/i386/atom.md: New.
25794 * config/i386/i386.c (atom_cost): New cost.
25795 (m_ATOM): New macro flag.
25796 (initial_ix86_tune_features): Set m_ATOM.
25797 (x86_accumulate_outgoing_args): Likewise.
25798 (x86_arch_always_fancy_math_387): Likewise.
25799 (processor_target): Add Atom cost.
25800 (cpu_names): Add Atom cpu name.
25801 (override_options): Set Atom ISA.
25802 (ix86_issue_rate): New case PROCESSOR_ATOM.
25803 (ix86_adjust_cost): Likewise.
25805 * config/i386/i386.h (TARGET_ATOM): New target macro.
25806 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25807 (TARGET_OPT_AGU): New target option.
25808 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25809 (processor_type): Add PROCESSOR_ATOM.
25811 * config/i386/i386.md (cpu): Add new value "atom".
25812 (use_carry, movu): New attr.
25813 (atom.md): Include atom.md.
25814 (adddi3_carry_rex64): Set attr "use_carry".
25815 (addqi3_carry): Likewise.
25816 (addhi3_carry): Likewise.
25817 (addsi3_carry): Likewise.
25818 (*addsi3_carry_zext): Likewise.
25819 (subdi3_carry_rex64): Likewise.
25820 (subqi3_carry): Likewise.
25821 (subhi3_carry): Likewise.
25822 (subsi3_carry): Likewise.
25823 (x86_movdicc_0_m1_rex64): Likewise.
25824 (*x86_movdicc_0_m1_se): Likewise.
25825 (x86_movsicc_0_m1): Likewise.
25826 (*x86_movsicc_0_m1_se): Likewise.
25827 (*adddi_1_rex64): Emit add insn as much as possible.
25828 (*addsi_1): Likewise.
25829 (return_internal): Set atom_unit.
25830 (return_internal_long): Likewise.
25831 (return_pop_internal): Likewise.
25832 (*rcpsf2_sse): Set atom_sse_attr attr.
25833 (*qrt<mode>2_sse): Likewise.
25834 (*prefetch_sse): Likewise.
25836 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25838 (ix86_target_macros_internal): Likewise.
25840 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25841 (*prefetch_sse_rex): Likewise.
25842 (sse_rcpv4sf2): Likewise.
25843 (sse_vmrcpv4sf2): Likewise.
25844 (sse_sqrtv4sf2): Likewise.
25845 (<sse>_vmsqrt<mode>2): Likewise.
25846 (sse_ldmxcsr): Likewise.
25847 (sse_stmxcsr): Likewise.
25848 (*sse_sfence): Likewise.
25849 (sse2_clflush): Likewise.
25850 (*sse2_mfence): Likewise.
25851 (*sse2_lfence): Likewise.
25852 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25853 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25854 (avx_movdqu<avxmodesuffix>): Likewise.
25855 (avx_lddqu<avxmodesuffix>): Likewise.
25856 (sse2_movntv2di): Change attr "type" to "ssemov".
25857 (sse2_movntsi): Likewise.
25858 (rsqrtv8sf2): Change attr "type" to "sseadd".
25859 (sse3_addsubv2df3): Set attr "atom_unit".
25860 (sse3_h<plusminus_insn>v4sf3): Likewise.
25861 (*sse2_pmaddwd): Likewise.
25862 (*vec_extractv2di_1_rex64): Likewise.
25863 (*vec_extractv2di_1_avx): Likewise.
25864 (sse2_psadbw): Likewise.
25865 (ssse3_phaddwv8hi3): Likewise.
25866 (ssse3_phaddwv4hi3): Likewise.
25867 (ssse3_phadddv4si3): Likewise.
25868 (ssse3_phadddv2si3): Likewise.
25869 (ssse3_phaddswv8hi3): Likewise.
25870 (ssse3_phaddswv4hi3): Likewise.
25871 (ssse3_phsubwv8hi3): Likewise.
25872 (ssse3_phsubwv4hi3): Likewise.
25873 (ssse3_phsubdv4si3): Likewise.
25874 (ssse3_phsubdv2si3): Likewise.
25875 (ssse3_phsubswv8hi3): Likewise.
25876 (ssse3_phsubswv4hi3): Likewise.
25877 (ssse3_pmaddubsw128): Likewise.
25878 (sse3_pmaddubsw: Likewise.
25879 (ssse3_palignrti): Likewise.
25880 (ssse3_palignrdi): Likewise.
25882 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25884 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25886 2009-04-06 Richard Guenther <rguenther@suse.de>
25888 PR tree-optimization/28868
25889 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25890 of which PHI results we inserted.
25891 (insert_into_preds_of_block): Record inserted PHIs.
25892 (eliminate): Eliminate redundant PHI nodes.
25893 (init_pre): Init inserted_phi_names.
25895 2009-04-06 Richard Guenther <rguenther@suse.de>
25897 PR tree-optimization/39643
25898 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25899 IMAGPART_EXPRs of complex constants.
25900 (execute_fold_all_builtins): If we folded a call queue
25901 TODO_update_address_taken.
25903 2009-04-06 Jan Hubicka <jh@suse.cz>
25905 PR middle-end/39659
25906 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25909 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25911 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25913 (ic_invalidate_array): Likewise.
25915 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25917 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25918 alignment for library calls.
25920 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25922 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25923 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25924 * config/i386/mingw-stdint.h: New file.
25926 2009-04-05 Richard Guenther <rguenther@suse.de>
25928 PR tree-optimization/39648
25929 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25930 our &A vs. &A[0] IL deficiencies.
25932 2009-04-04 Jan Hubicka <jh@suse.cz>
25934 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25935 removed toplevel regions.
25936 (sjlj_mark_call_sites): Likewise.
25938 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25940 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25941 (cygwin tm clause use_gcc_stdint): Set to wrap.
25942 * config/i386/cygwin-stdint.h: New file.
25944 2009-04-04 Richard Guenther <rguenther@suse.de>
25946 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25947 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25948 single-argument PHIs if we are in loop-closed SSA form.
25949 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25950 for the pre-condition.
25951 (slpeel_tree_peel_loop_to_edge): Likewise.
25952 (vect_build_loop_niters): Take an optional sequence to append stmts.
25953 (vect_generate_tmps_on_preheader): Likewise.
25954 (vect_do_peeling_for_loop_bound): Take extra guards for the
25956 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25957 the cost model check.
25958 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25959 guards if we are going to peel. Do not apply versioning in that case.
25960 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25961 (vect_do_peeling_for_loop_bound): Likewise.
25962 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25963 loop bound only record extra pre-conditions, do not apply loop
25966 2009-04-04 Richard Guenther <rguenther@suse.de>
25968 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25971 2009-04-04 Jan Hubicka <jh@suse.cz>
25973 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25974 last_basic_block for size of bb->index indexed array.
25975 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25976 compute_out, link_btr_uses, build_btr_def_use_webs,
25977 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25979 2009-04-04 Jan Hubicka <jh@suse.cz>
25981 * except.c (remove_eh_handler_and_replace): Break out from ...
25982 (remove_eh_handler): ... here.
25983 (bring_to_root): New function.
25984 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25985 handled ones, bring others to root of tree.
25987 2009-04-04 Jan Hubicka <jh@suse.cz>
25989 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25990 (all_phis_safe_to_merge): New function.
25991 (update_info): New structure.
25992 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25993 (cleanup_empty_eh): Update SSA if possible.
25995 2009-04-04 Richard Guenther <rguenther@suse.de>
25997 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25998 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25999 (append_vuse): Likewise.
26001 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26003 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26004 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26005 instead of REG_UNSAVED for DW_CFA_undefined.
26006 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26007 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26010 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26013 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26015 2009-04-04 Richard Guenther <rguenther@suse.de>
26017 PR tree-optimization/8781
26018 PR tree-optimization/37892
26019 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26020 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26021 (valueize_refs): Call it for *& valueizations.
26022 (shared_reference_ops_from_ref): Rename to ...
26023 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26024 (shared_reference_ops_from_call): Rename to ...
26025 (valueize_shared_reference_ops_from_call): ... this and valueize.
26026 (vn_reference_lookup): Update.
26027 (visit_reference_op_call): Likewise.
26028 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26029 (eliminate): Value-replace the call address in call statements.
26031 2009-04-04 Richard Guenther <rguenther@suse.de>
26033 PR tree-optimization/39636
26034 * tree-ssa-forwprop.c
26035 (forward_propagate_addr_into_variable_array_index): Check for
26036 GIMPLE_ASSIGN before accessing the rhs code.
26038 2009-04-03 Jason Merrill <jason@redhat.com>
26040 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26042 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26044 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26045 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26046 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26047 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26048 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26049 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26050 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26051 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26052 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26053 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26054 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26055 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26056 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26057 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26058 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26059 Use fr_reg_or_fp01_operand instead of fr_register_operand
26061 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26062 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26063 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26065 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26067 PR rtl-optimization/39607
26068 PR rtl-optimization/39631
26072 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26073 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26074 instead of DF_LR_OUT.
26075 * ira-lives.c (process_bb_node_lives): Ditto.
26076 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26077 instead of DF_LR_{OUT,IN}.
26078 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26079 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26081 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26083 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26084 (execute_lower_omp): Always run but take the short way out if -fopenmp
26086 (gate_lower_omp): Remove, forcing the pass manager to always run the
26087 pass and always set PROP_gimple_lomp.
26088 (pass_lower_omp): Remove gate function.
26089 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26090 PROP_trees. Instead, require it.
26091 * ipa-cp.c (pass_ipa_cp): Likewise.
26092 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26093 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26094 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26095 and PROP_gimple_leh.
26097 2009-04-03 Richard Guenther <rguenther@suse.de>
26099 PR middle-end/13146
26100 PR tree-optimization/23940
26101 PR tree-optimization/33237
26102 PR middle-end/33974
26103 PR middle-end/34093
26104 PR tree-optimization/36201
26105 PR tree-optimization/36230
26106 PR tree-optimization/38049
26107 PR tree-optimization/38207
26108 PR tree-optimization/38230
26109 PR tree-optimization/38301
26110 PR tree-optimization/38585
26111 PR middle-end/38895
26112 PR tree-optimization/38985
26113 PR tree-optimization/39299
26114 * tree-ssa-structalias.h: Remove.
26115 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26116 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26117 (struct vuse_element_d): Remove.
26118 (struct vuse_vec_d): Likewise.
26119 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26120 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26121 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26122 VUSE_ELEMENT_VAR): Likewise.
26123 (struct voptype_d): Likewise.
26124 (NUM_VOP_FREE_BUCKETS): Likewise.
26125 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26126 (struct stmt_operands_d): Remove.
26127 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26128 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26129 VDEF_NUM, VDEF_VECT): Likewise.
26130 (copy_virtual_operands): Remove.
26131 (operand_build_cmp): Likewise.
26132 (create_ssa_artificial_load_stmt): Likewise.
26133 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26134 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26135 vuse_index and mayuse_index members. Pack and move done and iter_type
26136 members to the front.
26137 (SSA_OP_VMAYUSE): Remove.
26138 (SSA_OP_VIRTUAL_USES): Adjust.
26139 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26140 (unlink_stmt_vdef): Declare.
26141 (add_to_addressable_set): Remove.
26142 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26143 (vrp_visit_stmt): Likewise.
26144 * doc/tree-ssa.texi (Alias analysis): Update.
26145 * doc/invoke.texi (max-aliased-vops): Remove docs.
26146 (avg-aliased-vops): Likewise.
26147 * tree-into-ssa.c (syms_to_rename): Remove.
26148 (need_to_update_vops_p): Likewise.
26149 (need_to_initialize_update_ssa_p): Rename to ...
26150 (update_ssa_initialized_fn): ... this. Track function we are
26152 (symbol_marked_for_renaming): Simplify.
26153 (add_new_name_mapping): Do not set need_to_update_vops_p.
26154 (dump_currdefs): Use SYMS_TO_RENAME.
26155 (rewrite_update_stmt): Always walk all uses/defs.
26156 (dump_update_ssa): Adjust.
26157 (init_update_ssa): Take function argument. Track what we are
26159 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26160 (create_new_def_for): Initialize for cfun, assert we are initialized
26162 (mark_sym_for_renaming): Simplify.
26163 (mark_set_for_renaming): Do not initialize update-ssa.
26164 (need_ssa_update_p): Simplify. Take function argument.
26165 (name_mappings_registered_p): Assert we ask for the correct function.
26166 (name_registered_for_update_p): Likewise.
26167 (ssa_names_to_replace): Likewise.
26168 (release_ssa_name_after_update_ssa): Likewise.
26169 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26170 (dump_decl_set): Do not print a newline.
26171 (debug_decl_set): Do it here.
26172 (dump_update_ssa): And here.
26173 * tree-ssa-loop-im.c (move_computations): Adjust.
26174 (movement_possibility): Likewise.
26175 (determine_max_movement): Likewise.
26176 (gather_mem_refs_stmt): Likewise.
26177 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26178 or NAME_MEMORY_TAG.
26179 * tree-complex.c (update_all_vops): Remove.
26180 (expand_complex_move): Adjust.
26181 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26182 Simplify test for memory referencing statement. Exclude
26183 non-invariant ADDR_EXPRs.
26184 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26185 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26186 (rdg_flag_uses): Likewise.
26187 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26189 (tree_optimize_tail_calls_1): Also split the
26190 edge from the entry block if we have degenerate PHI nodes in
26191 the first basic block.
26192 * tree.c (init_ttree): Remove memory-tag related code.
26193 (tree_code_size): Likewise.
26194 (tree_node_structure): Likewise.
26195 (build7_stat): Re-write to be build6_stat.
26196 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26197 (SSA_VAR_P): Adjust.
26198 (struct tree_memory_tag): Remove.
26199 (struct tree_memory_partition_tag): Likewise.
26200 (union tree_node): Adjust.
26201 (build7): Re-write to be build6.
26202 * tree-pass.h (pass_reset_cc_flags): Remove.
26203 (TODO_update_address_taken): New flag.
26204 (pass_simple_dse): Remove.
26205 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26206 * params.h (MAX_ALIASED_VOPS): Remove.
26207 (AVG_ALIASED_VOPS): Likewise.
26208 * omp-low.c (expand_omp_taskreg): Update SSA form.
26209 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26210 aliases the lhs in a copy stmt.
26211 * tree-ssa-dse.c (struct address_walk_data): Remove.
26212 (memory_ssa_name_same): Likewise.
26213 (memory_address_same): Likewise.
26214 (get_kill_of_stmt_lhs): Likewise.
26215 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26216 unused stores. Look through PHI nodes into post-dominated regions.
26217 (dse_optimize_stmt): Simplify. Properly remove stores.
26218 (tree_ssa_dse): Compute dominators.
26219 (execute_simple_dse): Remove.
26220 (pass_simple_dse): Likewise.
26221 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26222 gimple_loaded_syms and gimple_stored_syms computation.
26223 * toplev.c (dump_memory_report): Dump alias and pta stats.
26224 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26225 (vn_reference_eq): Likewise.
26226 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26227 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26228 valueize_vuses): Remove.
26229 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26230 (get_def_ref_stmt_vuse): ... this.
26231 (vn_reference_lookup_2): New function.
26232 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26233 walking equivalent vuses. Simplify.
26234 (vn_reference_lookup): Likewise.
26235 (vn_reference_insert): Likewise.
26236 (vn_reference_insert_pieces): Likewise.
26237 (visit_reference_op_call): Simplify.
26238 (visit_reference_op_load): Likewise.
26239 (visit_reference_op_store): Likewise.
26240 (init_scc_vn): Remove shared_lookup_vuses initialization.
26241 (free_scc_vn): Remove shared_lookup_vuses freeing.
26242 (sort_vuses, sort_vuses_heap): Remove.
26243 (get_ref_from_reference_ops): Export.
26244 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26245 vector with single vuse pointer.
26246 (vn_reference_lookup_pieces, vn_reference_lookup,
26247 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26248 (shared_vuses_from_stmt): Remove.
26249 (get_ref_from_reference_ops): Declare.
26250 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26251 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26252 memory-tag related code.
26253 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26254 (likely_value): Add comment, skip static-chain of call statements.
26255 (surely_varying_stmt_p): Adjust.
26256 (gimplify_and_update_call_from_tree): Likewise.
26257 (execute_fold_all_builtins): Do not rebuild alias info.
26258 (gimplify_and_update_call_from_tree): Properly update VOPs.
26259 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26260 (copy_ref_info): Remove memory-tag related code.
26261 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26262 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26263 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26265 * tree-ssa-dom.c (gimple_p): Remove typedef.
26266 (eliminate_redundant_computations): Adjust.
26267 (record_equivalences_from_stmt): Likewise.
26268 (avail_expr_hash): Likewise.
26269 (avail_expr_eq): Likewise.
26270 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26271 (stmt_makes_single_load): Likewise.
26272 (stmt_makes_single_store): Likewise.
26273 * tree-ssa-alias.c: Rewrite completely.
26274 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26275 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26276 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26277 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26278 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26279 Remove public functions.
26280 (pass_reset_cc_flags): Remove.
26281 (pass_build_alias): Move ...
26282 * tree-ssa-structalias.c (pass_build_alias): ... here.
26283 * tree-ssa-alias.c (may_be_aliased): Move ...
26284 * tree-flow-inline.h (may_be_aliased): ... here.
26285 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26286 count_uses_and_derefs): Move ...
26287 * gimple.c: ... here.
26288 * gimple.h (count_uses_and_derefs): Declare.
26289 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26290 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26291 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26292 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26293 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26294 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26295 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26297 * tree-dfa.c (refs_may_alias_p): Move ...
26298 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26299 * tree-ssa-alias.h: New file.
26300 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26301 (statement_sink_location): Likewise.
26302 * opts.c (decode_options): Do not adjust max-aliased-vops or
26303 avg-aliased-vops values.
26304 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26305 (TV_CALL_CLOBBER): Likewise.
26306 (TV_FLOW_SENSITIVE): Likewise.
26307 (TV_FLOW_INSENSITIVE): Likewise.
26308 (TV_MEMORY_PARTITIONING): Likewise.
26309 (TV_ALIAS_STMT_WALK): New timevar.
26310 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26311 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26312 (get_address_description): Remove memory-tag related code.
26313 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26314 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26315 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26316 and immediate uses in statements. Document.
26317 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26318 (dump_symbols): Remove.
26319 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26320 * alias.c (get_deref_alias_set): New function split out from ...
26321 (get_alias_set): ... here.
26322 * alias.h (get_deref_alias_set): Declare.
26323 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26324 type parameter. Remove restrict pointer handling. Create a
26325 ref-all pointer in case type-based alias sets do not conflict.
26326 (vect_analyze_data_refs): Remove SMT related code.
26327 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26328 (vectorizable_load): Likewise.
26329 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26330 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26331 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26332 Ignore vops and SMTs.
26333 (dr_analyze_alias): Likewise..
26334 (free_data_ref): Likewise.
26335 (create_data_ref): Likewise.
26336 (analyze_all_data_dependences): Likewise.
26337 (get_references_in_stmt): Adjust.
26338 * tree-flow-inline.h (gimple_aliases_computed_p,
26339 gimple_addressable_vars, gimple_call_clobbered_vars,
26340 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26341 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26342 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26343 gimple_mem_ref_stats): Remove.
26344 (gimple_vop): New function.
26345 (op_iter_next_use): Remove vuses and mayuses cases.
26346 (op_iter_next_def): Remove vdefs case.
26347 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26348 (clear_and_done_ssa_iter): Do not set removed fields.
26349 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26350 Assert we are not iterating over vuses or vdefs if not also
26351 iterating over uses or defs.
26352 (op_iter_init_use): Likewise.
26353 (op_iter_init_def): Likewise.
26354 (op_iter_next_vdef): Remove.
26355 (op_iter_next_mustdef): Likewise.
26356 (op_iter_init_vdef): Likewise.
26357 (compare_ssa_operands_equal): Likewise.
26358 (link_use_stmts_after): Handle vuse operand.
26359 (is_call_used): Use is_call_clobbered.
26360 (is_call_clobbered): Global variables are always call clobbered,
26361 query the call-clobbers bitmap.
26362 (mark_call_clobbered): Ignore global variables.
26363 (clear_call_clobbered): Likewise.
26364 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26365 virtual operands sanity check.
26366 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26368 (TARGET_MEM_REF): Remove TMR_TAG operand.
26369 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26370 Remove call-clobber related code.
26371 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26372 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26373 partitions or escape reason.
26374 (get_single_def_stmt, get_single_def_stmt_from_phi,
26375 get_single_def_stmt_with_phi): Remove.
26376 (dump_referenced_vars): Tidy.
26377 (get_ref_base_and_extent): Allow bare decls.
26378 (collect_dfa_stats): Adjust.
26379 * graphite.c (rename_variables_in_stmt): Adjust.
26380 (graphite_copy_stmts_from_block): Likewise.
26381 (translate_clast): Likewise.
26382 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26384 (translate_vuse_through_block): Use the oracle.
26385 (phi_translate_1): Adjust.
26386 (value_dies_in_block_x): Use the oracle. Cache the outcome
26388 (valid_in_sets): Check if the VUSE for
26389 a REFERENCE is available.
26390 (eliminate): Do not remove stmts during elimination,
26391 instead queue and remove them afterwards.
26392 (do_pre): Do not rebuild alias info.
26393 (pass_pre): Run TODO_rebuild_alias before PRE.
26394 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26395 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26396 (mark_all_v_defs_stmt): Remove.
26397 (mark_all_v_defs_seq): Adjust.
26398 (sra_replace): Likewise.
26399 (scalarize_use): Likewise.
26400 (scalarize_copy): Likewise.
26401 (scalarize_init): Likewise.
26402 (scalarize_ldst): Likewise.
26403 (todoflags): Remove.
26404 (tree_sra): Do not rebuild alias info.
26405 (tree_sra_early): Adjust.
26406 (pass_sra): Run TODO_update_address_taken before SRA.
26407 * tree-predcom.c (set_alias_info): Remove.
26408 (prepare_initializers_chain): Do not call it.
26409 (mark_virtual_ops_for_renaming): Adjust.
26410 (mark_virtual_ops_for_renaming_list): Remove.
26411 (initialize_root_vars): Adjust.
26412 (initialize_root_vars_lm): Likewise.
26413 (prepare_initializers_chain): Likewise.
26414 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26415 (may_propagate_copy_into_stmt): Likewise.
26416 (merge_alias_info): Do nothing for now.
26417 (propagate_tree_value_into_stmt): Adjust.
26418 (stmt_may_generate_copy): Likewise.
26419 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26420 not mark symbols for renaming.
26421 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26422 with the same statement, make sure to update the new pointed-to one.
26423 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26424 call statements, do not mark symbols for renaming.
26425 (mark_operand_necessary): Dump something.
26426 (ref_may_be_aliased): New function.
26427 (mark_aliased_reaching_defs_necessary_1): New helper function.
26428 (mark_aliased_reaching_defs_necessary): Likewise.
26429 (mark_all_reaching_defs_necessary_1): Likewise.
26430 (mark_all_reaching_defs_necessary): Likewise.
26431 (propagate_necessity): Do not process virtual PHIs. For
26432 non-aliased loads mark all reaching definitions as necessary.
26433 For aliased loads and stores mark the immediate dominating
26434 aliased clobbers as necessary.
26435 (visited): New global static.
26436 (perform_tree_ssa_dce): Free visited bitmap after propagating
26438 (remove_dead_phis): Perform simple dead virtual PHI removal.
26439 (remove_dead_stmt): Properly unlink virtual operands when
26441 (eliminate_unnecessary_stmts): Schedule PHI removal after
26443 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26444 (process_replaceable): Likewise.
26445 (find_replaceable_in_bb): Likewise.
26446 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26447 based on the single gimple vop.
26448 (verify_flow_insensitive_alias_info): Remove.
26449 (verify_flow_sensitive_alias_info): Likewise.
26450 (verify_call_clobbering): Likewise.
26451 (verify_memory_partitions): Likewise.
26452 (verify_alias_info): Likewise.
26453 (verify_ssa): Adjust..
26454 (execute_update_addresses_taken): Export. Update SSA
26455 manually. Optimize only when optimizing. Use a local bitmap.
26456 (pass_update_address_taken): Remove TODO_update_ssa, add
26458 (pass_update_address_taken): Just use TODO_update_address_taken.
26459 (init_tree_ssa): Do not initialize addressable_vars.
26460 (verify_ssa): Verify new VUSE / VDEF properties.
26461 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26462 Do not call verify_alias_info.
26463 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26464 Do not free the loaded and stored syms bitmaps. Reset the escaped
26465 and callused solutions. Do not free addressable_vars.
26466 Remove memory-tag related code.
26467 (warn_uninitialized_var): Aliases are always available.
26468 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26469 * lambda-code.c (can_put_in_inner_loop): Adjust.
26470 (can_put_after_inner_loop): Likewise.
26471 (perfect_nestify): Likewise.
26472 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26473 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26474 (vectorizable_conversion): Do not mark symbols for renaming.
26475 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26476 (expand_call_inline): Unlink the calls virtual operands before
26478 (tree_function_versioning): Do not call update_ssa if we are not
26479 updating clones. Simplify.
26480 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26481 (propagate_with_phi): Likewise..
26482 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26483 clobber code. Assert we are not aliased or global.
26484 * tree-flow.h: Include tree-ssa-alias.h
26485 (enum escape_type): Remove.
26486 (struct mem_sym_stats_d): Likewise.
26487 (struct mem_ref_stats_d): Likewise.
26488 (struct gimple_df): Add vop member. Remove global_var,
26489 call_clobbered_vars, call_used_vars, addressable_vars,
26490 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26491 escaped and callused members.
26492 (struct ptr_info_def): Remove all members, add points-to solution
26494 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26495 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26496 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26497 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26498 (tree-ssa-alias.o): Likewise.
26499 (toplev.o): Add tree-ssa-alias.h
26500 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26501 * gimple.c (gimple_set_bb): Fix off-by-one error.
26502 (is_gimple_reg): Do not handle memory tags.
26503 (gimple_copy): Also copy virtual operands.
26504 Delay updating the statement. Do not reset loaded and stored syms.
26505 (gimple_set_stored_syms): Remove.
26506 (gimple_set_loaded_syms): Likewise.
26507 (gimple_call_copy_skip_args): Copy the virtual operands
26508 and mark the new statement modified.
26509 * tree-ssa-structalias.c (may_alias_p): Remove.
26510 (set_uids_in_ptset): Take the alias set to prune with as
26511 parameter. Fold in the alias test of may_alias_p.
26512 (compute_points_to_sets): Compute whether a ptr is dereferenced
26513 in a local sbitmap.
26514 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26515 other ADDRESSOF constraints on the lhs.
26516 (get_constraint_for_component_ref): Assert that we don't get
26517 ADDRESSOF constraints from the base of the reference.
26518 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26519 (struct variable_info): Remove collapsed_to member.
26520 (get_varinfo_fc): Remove.
26521 (new_var_info): Do not set collapsed_to.
26522 (dump_constraint): Do not follow cycles.
26523 (dump_constraint_graph): Likewise.
26524 (build_pred_graph): Likewise.
26525 (build_succ_graph): Likewise.
26526 (rewrite_constraints): Likewise.
26527 (do_simple_structure_copy): Remove.
26528 (do_rhs_deref_structure_copy): Remove.
26529 (do_lhs_deref_structure_copy): Remove.
26530 (collapse_rest_of_var): Remove.
26531 (do_structure_copy): Re-implement.
26532 (pta_stats): New global variable.
26533 (dump_pta_stats): New function.
26534 (struct constraint_expr): Make offset signed.
26535 (UNKNOWN_OFFSET): Define special value.
26536 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26537 (solution_set_expand): New helper function split out from ...
26538 (do_sd_constraint): ... here.
26539 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26540 (do_ds_constraint): Likewise.
26541 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26542 and CALLUSED = *CALLUSED.
26543 (set_union_with_increment): Make inc argument signed.
26544 (type_safe): Remove.
26545 (get_constraint_for_ptr_offset): Handle unknown and negative
26547 (first_vi_for_offset): Handle offsets before start. Bail
26548 out early for offsets beyond the variable extent.
26549 (first_or_preceding_vi_for_offset): New function.
26550 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26551 Together with ESCAPED = *ESCAPED this properly computes reachability.
26552 (find_what_var_points_to): New function.
26553 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26554 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26555 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26556 pt_solutions_intersect): New functions.
26557 (compute_call_used_vars): Remove.
26558 (compute_may_aliases): New main entry into PTA computation.
26559 * gimple.h (gimple_p): New typedef.
26560 (struct gimple_statement_base): Remove references_memory_p.
26561 (struct gimple_statement_with_memory_ops_base): Remove
26562 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26564 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26565 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26566 gimple_set_references_memory): Remove.
26567 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26568 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26570 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26571 (verify_expr): Allow RESULT_DECL.
26572 (gimple_duplicate_bb): Do not copy virtual operands.
26573 (gimple_duplicate_sese_region): Adjust.
26574 (gimple_duplicate_sese_tail): Likewise.
26575 (mark_virtual_ops_in_region): Remove.
26576 (move_sese_region_to_fn): Do not call it.
26577 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26578 and pass_simple_dse.
26579 (execute_function_todo): Handle TODO_update_address_taken,
26580 call execute_update_addresses_taken for TODO_rebuild_alias.
26581 (execute_todo): Adjust.
26582 (execute_one_pass): Init dump files early.
26583 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26585 (create_general_new_stmt): Clear vops.
26586 * tree-ssa-reassoc.c (get_rank): Adjust.
26587 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26588 symbols for renaming.
26589 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26590 (PARAM_AVG_ALIASED_VOPS): Likewise.
26591 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26592 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26593 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26594 (operand_build_cmp, copy_virtual_operands,
26595 create_ssa_artificial_load_stmt, add_to_addressable_set,
26596 gimple_add_to_addresses_taken): Remove public functions.
26597 (unlink_stmt_vdef): New function.
26599 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26601 * config.gcc (powerpc-*-linux*): Merge variants.
26603 2009-04-02 Chao-ying Fu <fu@mips.com>
26604 James Grosbach <james.grosbach@microchip.com>
26606 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26607 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26609 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26610 keep_interrupts_masked_p, use_debug_exception_return_p.
26611 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26612 keep_interrupts_masked, use_debug_exception_return.
26613 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26614 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26616 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26617 (mips_print_operand): Process COP0 registers to print $0 .. $31
26618 correctly for GAS to process.
26619 (mips_interrupt_extra_call_saved_reg_p): New function.
26620 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26622 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26623 (mips_compute_frame_info): Add supports for interrupt context that
26624 includes doubleword accumulators and COP0 registers.
26625 (mips_for_each_saved_acc): New function.
26626 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26627 mips_for_each_saved_reg.
26628 (mips_save_reg): Save accumulators.
26629 (mips_kernel_reg_p): A new for_each_rtx callback.
26630 (mips_expand_prologue): Support interrupt handlers.
26631 (mips_restore_reg): Restore accumulators.
26632 (mips_expand_epilogue): Support interrupt handlers.
26633 (mips_can_use_return_insn): Return false for interrupt handlers.
26634 (mips_epilogue_uses): New function.
26635 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26636 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26637 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26638 cop0_move): New instructions.
26639 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26640 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26642 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26644 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26645 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26646 interrupt handlers, we use K0 as the temporary register.
26647 (EPILOGUE_USES): Change to a function call.
26648 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26649 handlers, we use K0 as the temporary register.
26651 * doc/extend.texi (Function Attributes): Document interrupt,
26652 use_shadow_register_set, keep_interrupts_masked,
26653 use_debug_exception_return for MIPS attributes.
26655 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26657 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26658 Remove a number of t-files from tmake_file.
26659 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26660 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26661 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26662 target_prototype, not TARGET_PROTOTYPE.
26663 (LINK_OS_GNU_SPEC): Define.
26664 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26665 and darwin-ldoubdle.c.
26667 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26670 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26671 (cpp_options): Ditto.
26672 (default_compilers): Ditto.
26673 (display_help): Ditto.
26674 (process_command): Ditto.
26675 (do_spec_1): Ditto.
26676 (set_input): Use lbasename instead of duplicate code.
26677 (save_temps_prefix): New static for -save-temps=obj.
26678 (save_temps_length): Ditto.
26680 * doc/invoke.texi (-save-temps=obj): Document new variant to
26681 -save-temps switch.
26683 2009-04-02 Jeff Law <law@redhat.com>
26685 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26688 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26690 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26691 * configure: Regenerated.
26693 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26695 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26696 share the argument list.
26698 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26702 2009-02-12 Diego Novillo <dnovillo@google.com>
26704 * varpool.c (debug_varpool): New.
26705 * cgraph.h (debug_varpool): Declare.
26707 2009-04-02 Jan Hubicka <jh@suse.cz>
26709 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26712 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26714 * config/i386/i386.c (ix86_abi): Move initialization to ...
26715 (override_options): Here.
26717 2009-04-02 Christian Bruel <christian.bruel@st.com>
26719 * config/sh/sh.c (sh_dwarf_register_span): New function.
26720 (TARGET_DWARF_REGISTER_SPAN): Define.
26721 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26723 2009-04-02 Ira Rosen <irar@il.ibm.com>
26725 PR tree-optimization/39595
26726 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26727 interleaved loads group is not greater than the SLP group size.
26729 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26731 * builtins.c (is_builtin_name): New.
26732 (called_as_built_in): Use is_builtin_name.
26733 * tree.h (is_builtin_name): New.
26734 * varasm.c (incorporeal_function_p): Use is_builtin_name
26736 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26738 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26740 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26743 * c-decl.c (clone_underlying_type): Move this ...
26744 * c-common.c (set_underlying_type): ... here.
26745 Also, make sure the function properly sets TYPE_STUB_DECL() on
26746 the newly created typedef variant type.
26747 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26748 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26751 2009-04-02 Richard Guenther <rguenther@suse.de>
26753 PR tree-optimization/37221
26754 * tree-flow.h (degenerate_phi_result): Declare.
26755 * tree-ssa-dom.c (degenerate_phi_result): Export.
26756 * tree-scalar-evolution.c (analyze_initial_condition): If
26757 the initial condition is defined by a degenerate PHI node
26758 use the degenerate value.
26760 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26762 PR rtl-optimization/39588
26763 * combine.c (merge_outer_ops): Do not set the constant when this
26765 (simplify_shift_const_1): Do not modify it either in this case.
26767 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26769 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26770 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26772 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26775 * c-lex.c (interpret_float): Default (no suffix) is double.
26777 2009-04-1 Xinliang David Li <davidxl@google.com>
26779 * config/i386/i386.c (legitimate_constant_p): Recognize
26780 all one vector constant.
26782 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26784 * config/vax/vax.c: Add #includes to silence warnings.
26785 Change #include order to silence two warnings.
26787 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26789 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26790 (ASM_SPEC): Pass -k to the assembler for PIC code.
26792 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26794 * config.gcc: Add vax-*-linux* to the switch.
26795 * config/vax/linux.h: New file. (TARGET_VERSION,
26796 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26798 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26800 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26801 Use predicate macros instead of GET_CODE() == foo.
26802 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26803 ashlsi3, rotrsi3, <unnamed>): Likewise.
26805 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26807 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26808 jbbccihi, jbbccisi): Remova trailing whitespace.
26809 * config/vax/constraints.md: Likewise.
26810 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26811 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26812 * config/vax/predicates.md: Likewise.
26813 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26814 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26815 * config/vax/vax.h: Likewise.
26816 * config/vax/vax.md (nonlocal_goto): Likewise.
26818 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26820 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26821 (indirectable_address_p, adjacent_operands_p): Add spaces around
26823 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26825 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26827 * config/vax/vax.c (legitimate_constant_address_p,
26828 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26829 index_term_p, reg_plus_index_p, legitimate_address_p,
26830 vax_mode_dependent_address_p): Update comments to match functions
26831 modified by the recent int->bool conversion.
26833 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26835 * config/vax/builtins.md: Update copyright message.
26836 * config/vax/constraints.md: Likewise.
26837 * config/vax/netbsd-elf.h: Likewise.
26838 * config/vax/predicates.md: Likewise.
26839 * config/vax/vax-protos.h: Likewise.
26840 * config/vax/vax.c: Likewise.
26841 * config/vax/vax.h: Likewise.
26842 * config/vax/vax.md: Likewise.
26843 * config/vax/vax.opt: Likewise.
26845 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26847 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26848 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26849 * config/vax/constraints.md (B, R): Likewise.
26850 * config/vax/predicates.md (external_memory_operand,
26851 nonimmediate_addsub_di_operand): Likewise.
26852 * config/vax/vax.c (vax_output_int_add): Likewise.
26853 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26854 untyped_call): Likewise.
26856 2009-04-01 Matt Thomas <matt@3am-software.com>
26858 * config/vax/predicates.md: New file.
26859 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26860 external_const_operand, nonsymbolic_operand, external_memory_operand,
26861 indirect_memory_operand, indexed_memory_operand,
26862 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26863 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26865 * config/vax/constraints.md: New file.
26866 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26868 * config/vax/builtins.md: New file.
26869 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26870 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26872 * config/vax/vax.opt (mqmath): Add option.
26873 * config/vax/vax.md (isfx): Extend with DI.
26874 (VAXintQH, VAXintQHSD): Define.
26875 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26876 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26877 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26878 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26879 (movdi): Update constraints and use vax_output_int_move().
26880 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26881 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26882 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26883 nonlocal_goto): New.
26884 (mov<mode>): Extend accepted operand types.
26885 (subdi3_old): Rename from subdi3, change update constraints and use
26886 a new implementation.
26887 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26888 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26889 MOVE_RATIO, CLEAR_RATIO): Define.
26890 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26891 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26892 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26893 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26894 (split_quadword_operands): Make static and really allow variable
26896 (print_operand_address): Update for PIC generation.
26897 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26898 indexable_address_p, fixup_mathdi_operand,
26899 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26900 (vax_float_literal, legitimate_constant_p,
26901 indirectable_constant_address_p, index_term_p,
26902 reg_plus_index_p): Return bool instead of int.
26903 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26905 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26907 (vax_output_conditional_branch): Indent.
26908 (legitimate_constant_address_p, indirectable_constant_address_p,
26909 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26910 vax_mode_dependent_address_p): Return bool instead of int, update for
26912 * config/vax/vax-protos.h (legitimate_constant_address_p,
26913 legitimate_constant_p, legitimate_address_p,
26914 vax_mode_dependent_address_p): Change declaration to bool.
26915 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26916 vax_expand_addsub_di_operands, vax_output_int_subtract,
26917 vax_output_movmemsi): Declare.
26918 (split_quadword_operands, vax_float_literal): Delete declaration.
26919 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26920 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26921 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26922 ASM_OUTPUT_DWARF_PCREL): Define.
26923 (ASM_SPEC): Change definition to allow PIC generation.
26925 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26927 * doc/sourcebuild.texi: Update front-end requirements.
26929 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26932 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26933 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26934 (booldi3_internal3): Use boolean_or_operator instead of
26937 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26940 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26941 declarator whose size is not an integer constant expression but
26942 folds to an integer constant, then treat it as a constant
26945 2009-04-01 Richard Guenther <rguenther@suse.de>
26947 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26948 i * 4 + 2 to (i * 2 + 1) * 2.
26950 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26953 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26954 return if c_parser_asm_string_literal returned NULL.
26956 2009-04-01 Nick Clifton <nickc@redhat.com>
26958 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26960 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26961 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26962 other typedefs to avoid conflicts with libgcc2.c. Define labels
26963 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26965 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26966 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26969 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26971 * varasm.c (default_function_rodata_section): Declare DOT as
26974 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26975 Andrey Galkin <agalkin@hypercom.com>
26978 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26979 Make object_name unique for each process.
26981 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26984 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26985 addressable variables in the parallel that could go out of scope while
26986 running queued tasks.
26988 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26990 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26991 (CASE_VALUES_THRESHOLD): Redefine.
26992 * config/avr/avr.c (avr_override_options): Remove initialization of
26993 avr_case_values_threshold variable.
26994 (avr_case_values_threshold): Remove variable. Add new function.
26995 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26996 * config/avr/avr.opt (mno-tablejump): Remove option.
26997 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26999 2009-04-01 DJ Delorie <dj@redhat.com>
27001 * varasm.c (default_function_rodata_section): Don't assume
27002 anything about where the first '.' in the section name is.
27004 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27006 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27007 rs6000_emit_stack_tie.
27009 2009-03-31 Ian Lance Taylor <iant@google.com>
27011 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27012 gimple_code with GIMPLE_RESX, not RESX.
27014 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27016 * c-common.c (c_get_ident): New.
27017 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27019 2009-04-01 Ben Elliston <bje@au.ibm.com>
27021 * config/rs6000/sysv4.opt (msdata): Improve option description.
27023 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27025 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27026 (divdf3_internal_lat): Remove.
27027 (divxf3_internal_lat): Remove.
27028 (divxf3_internal_thr): Remove.
27029 (divxf): Use divxf3_internal.
27030 * config/ia64/div.md (divsf3_internal_lat): New.
27031 (divdf3_internal_lat): New.
27032 (divxf3_internal): New.
27034 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27037 * Makefile.in (USE_GCC_STDINT): Define.
27038 (stmp-int-hdrs): Install stdint.h if applicable.
27039 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27041 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27042 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27043 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27044 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27045 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27046 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27047 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27048 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27049 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27050 (c_common_nodes_and_builtins): Initialize
27051 underlying_wchar_type_node. Do not initialize
27052 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27053 nodes for new types.
27054 (c_stddef_cpp_builtins): Define macros for new types.
27055 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27057 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27058 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27059 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27060 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27061 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27062 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27063 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27064 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27065 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27066 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27067 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27068 int16_type_node, int32_type_node, int64_type_node,
27069 uint8_type_node, uint16_type_node, c_uint32_type_node,
27070 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27071 int_least32_type_node, int_least64_type_node,
27072 uint_least8_type_node, uint_least16_type_node,
27073 uint_least32_type_node, uint_least64_type_node,
27074 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27075 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27076 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27077 uintptr_type_node): Define.
27078 * c-cppbuiltin.c (builtin_define_constants,
27079 builtin_define_type_minmax): New.
27080 (builtin_define_stdint_macros): Define more macros.
27081 (c_cpp_builtins): Define more limit macros.
27082 (type_suffix): New.
27083 (builtin_define_type_max): Define in terms of
27084 builtin_define_type_minmax. Remove is_long parameter. All
27086 * config.gcc (use_gcc_stdint): Define.
27087 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27088 Add newlib-stdint.h for generic targets.
27089 * config/glibc-stdint.h, config/newlib-stdint.h,
27090 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27091 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27092 * config/score/score.h (UINTPTR_TYPE): Define.
27093 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27094 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27095 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27096 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27097 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27098 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27099 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27100 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27101 * config/spu/spu.h (STDINT_LONG32): Define.
27102 * configure.ac (use_gcc_stdint): Substitute.
27103 * configure: Regenerate.
27104 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27105 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27106 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27107 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27108 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27109 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27110 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27111 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27112 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27113 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27114 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27115 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27116 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27117 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27118 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27119 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27120 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27121 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27122 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27123 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27124 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27125 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27126 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27127 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27128 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27129 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27130 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27131 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27132 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27134 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27136 * loop-iv.c (suitable_set_for_replacement): Renamed from
27137 simplify_using_assignment; changed to return bool and to accept new
27138 args DEST and SRC. Return true iff we find a source/destination pair
27139 that can be used to make a replacement, and fill SRC and DEST if so.
27140 Remove arg ALTERED. Don't deal with altered regs here. All callers
27142 (simplify_using_initial_values): Deal with altered regs here and track
27143 more precisely the effect they have on the validity of our expression.
27145 * loop-iv.c (simplify_using_condition): A condition of the form
27146 (EQ REG CONST) can be used to simply make a substitution.
27147 (simplify_using_initial_values): Keep track of conditions we have seen
27148 and keep using them to simplify new expressions, while applying the
27149 same substitutions to them as to the expression.
27151 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27152 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27155 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27156 changed. Use this when trying to improve the upper bound.
27157 Generate the comparison by using simplify_gen_relational.
27159 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27161 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27163 (simplify_using_assignment, simplify_using_initial_values): Call
27164 replace_in_expr to make replacements. Call replace_single_def_regs
27165 once on the initial version of the expression.
27167 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27170 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27172 2009-03-31 Richard Guenther <rguenther@suse.de>
27174 PR middle-end/31029
27175 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27176 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27178 2009-03-31 Richard Guenther <rguenther@suse.de>
27180 * tree.h (div_if_zero_remainder): Declare.
27181 * fold-const.c (div_if_zero_remainder): Export.
27182 * tree-ssa-forwprop.c
27183 (forward_propagate_addr_into_variable_array_index): Handle
27184 constant array index addition outside of the variable index.
27186 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27189 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27190 define_splits, floatunssi<mode>2): Require x87 conversions from
27191 DImode to be permitted.
27193 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27195 PR preprocessor/15638
27196 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27198 2009-03-31 Richard Guenther <rguenther@suse.de>
27200 PR middle-end/23401
27201 PR middle-end/27810
27202 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27203 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27204 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27205 a separate statement.
27206 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27207 (lookup_tmp_var): Likewise.
27208 (is_gimple_formal_tmp_or_call_rhs): Remove.
27209 (is_gimple_reg_or_call_rhs): Rename to ...
27210 (is_gimple_reg_rhs_or_call): ... this.
27211 (is_gimple_mem_or_call_rhs): Rename to ...
27212 (is_gimple_mem_rhs_or_call): ... this.
27213 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27214 DECL_GIMPLE_REG_P only if is_formal is true.
27215 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27216 for non-proper post-modify expression gimplification.
27217 (gimplify_self_mod_expr): For post-modify expressions gimplify
27218 the lvalue to a minimal lvalue.
27219 (rhs_predicate_for): Remove formal temp case.
27220 (gimplify_modify_expr_rhs): Likewise.
27221 (gimplify_addr_expr): Use is_gimple_reg.
27222 (gimplify_expr): Remove formal temp cases.
27223 (gimple_regimplify_operands): Likewise.
27224 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27225 and FILTER_EXPR like constants.
27226 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27228 (is_gimple_formal_tmp_rhs): Remove.
27229 (is_gimple_reg_rhs): Remove special casing.
27230 (is_gimple_mem_rhs): Fix.
27231 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27232 (is_gimple_formal_tmp_var): Remove.
27233 (is_gimple_formal_tmp_reg): Likewise.
27234 (is_gimple_min_lval): Allow invariant component ref parts.
27235 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27236 is_gimple_formal_tmp_reg): Remove declarations.
27237 * tree-cfg.c (verify_expr): Verify that variables with address
27238 taken do not have DECL_GIMPLE_REG_P set.
27239 * tree-mudflap.c (mf_build_check_statement_for): Use
27240 force_gimple_operand instead of gimplify_expr.
27242 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27244 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27245 schedulable rows to compute_split_row.
27247 2009-03-31 Ben Elliston <bje@au.ibm.com>
27250 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27253 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27255 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27256 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27257 * configure: Regenerate.
27258 * config.in: Regenerate.
27259 * config/rs6000/rs6000.opt (mtls-markers): Add.
27260 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27261 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27262 (tls_ld_aix, tls_ld_sysv): Likewise.
27263 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27264 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27266 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27268 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27270 2009-03-30 Jan Hubicka <jh@suse.cz>
27272 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27274 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27275 detection and label handling.
27277 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27279 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27280 left_conflicts_size.
27281 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27282 ALLOCNO_LEFT_CONFLICTS_SIZE.
27284 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27285 remove_allocno_from_bucket_and_push,
27286 allocno_spill_priority_compare, push_allocnos_to_stack,
27287 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27288 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27289 (setup_allocno_left_conflicts_num): Ditto. Rename to
27290 setup_allocno_left_conflicts_size.
27291 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27292 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27293 setup_allocno_left_conflicts_size instead of
27294 setup_allocno_left_conflicts_num.
27296 * ira-build.c (ira_create_allocno): Use
27297 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27298 ALLOCNO_LEFT_CONFLICTS_NUM.
27300 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27302 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27303 instead of DF_LR_OUT.
27305 * ira-lives.c (process_bb_node_lives): Ditto.
27307 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27308 instead of DF_LR_{OUT,IN}.
27310 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27312 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27314 2009-03-30 Jan Hubicka <jh@suse.cz>
27316 * except.c (label_to_region_map): Fix thinko.
27318 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27320 PR middle-end/38237
27321 * tree.h (tree_find_value): New declaration.
27322 * tree.c (tree_find_value): New function.
27323 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27325 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27328 * c-decl.c (struct c_binding): Add locus field.
27329 (bind): Add locus argument, set locus field from it.
27330 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27331 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27332 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27333 implicitly_declare, undeclared_variable, lookup_label,
27334 declare_label, c_make_fname_decl, c_builtin_function,
27335 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27338 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27341 * config/i386/i386.c (classify_argument): Check total size of
27344 2009-03-30 Martin Jambor <mjambor@suse.cz>
27346 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27347 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27348 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27351 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27352 seen_variable_array_ref while also traversing a union.
27354 * tree-inline.c (optimize_inline_calls): Do not call
27355 cgraph_node_remove_callees.
27356 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27357 (pass_remove_cgraph_callee_edges): New variable.
27358 * passes.c (init_optimization_passes): Add
27359 pass_remove_cgraph_callee_edges after early inlining and before all
27360 late intraprocedural passes.
27362 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27364 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27366 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27367 Fix typos in names.
27369 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27371 * combine.c (simplify_comparison): Use have_insn_for.
27372 * dojump.c (do_jump): Likewise.
27374 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27376 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27377 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27378 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27379 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27380 instead of sparc_compare_emitted.
27381 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27382 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27383 instead of sparc_compare_emitted.
27385 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27387 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27388 enter/exit cfglayout mode.
27389 (pass_partition_block): Require it.
27390 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27391 (combine_instructions): Track basic blocks instead of labels.
27392 (update_cfg_for_uncondjump): New.
27393 (try_combine): Use it. Update jumps after rescanning.
27394 (pass_combine): Require PROP_cfglayout.
27395 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27397 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27399 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27400 Provide/destroy PROP_cfglayout respectively.
27401 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27402 * tree-pass.h (PROP_cfglayout): New.
27404 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27406 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27407 fold_convert_const_fixed_from_fixed,
27408 fold_convert_const_fixed_from_int,
27409 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27410 set TREE_CONSTANT_OVERFLOW.
27411 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27412 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27414 2009-03-30 Ira Rosen <irar@il.ibm.com>
27416 * tree-vect-loop-manip.c: New file.
27417 * tree-vectorizer.c: Update documentation and included files.
27418 (vect_loop_location): Make extern.
27419 (rename_use_op): Move to tree-vect-loop-manip.c
27420 (rename_variables_in_bb, rename_variables_in_loop,
27421 slpeel_update_phis_for_duplicate_loop,
27422 slpeel_update_phi_nodes_for_guard1,
27423 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27424 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27425 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27426 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27427 find_loop_location): Likewise.
27428 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27429 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27430 get_vectype_for_scalar_type, vect_is_simple_use,
27431 supportable_widening_operation, supportable_narrowing_operation):
27433 (bb_in_loop_p): Move to tree-vect-loop.c.
27434 (new_loop_vec_info, destroy_loop_vec_info,
27435 reduction_code_for_scalar_code, report_vect_op,
27436 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27437 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27438 (vect_supportable_dr_alignment): Likewise.
27439 * tree-vectorizer.h (tree-data-ref.h): Include.
27440 (vect_loop_location): Declare.
27441 Reorganize function declarations according to the new file structure.
27442 * tree-vect-loop.c: New file.
27443 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27444 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27445 * tree-vect-data-refs.c: New file.
27446 * tree-vect-patterns.c (timevar.h): Don't include.
27447 * tree-vect-stmts.c: New file.
27448 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27449 tree-vect-slp.c, tree-vect-loop.c.
27450 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27451 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27452 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27453 (tree-vect-analyze.o): Remove.
27454 (tree-vect-transform.o): Likewise.
27455 (tree-vect-data-refs.o): Add rule.
27456 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27457 tree-vect-slp.o): Likewise.
27458 (tree-vect-patterns.o): Remove redundant dependencies.
27459 (tree-vectorizer.o): Likewise.
27460 * tree-vect-slp.c: New file.
27462 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27464 * optc-gen.awk: Warn if an option flag has multiple different
27467 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27469 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27470 -floop-block): Document dependences on PPL, CLooG and Graphite.
27472 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27474 PR rtl-optimization/323
27475 * c-common.c (c_fully_fold, convert_and_check,
27476 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27477 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27478 * c-common.def (EXCESS_PRECISION_EXPR): New.
27479 * c-cppbuiltin.c (builtin_define_float_constants): Define
27480 constants with enough digits for long double.
27481 * c-lex.c (interpret_float): Interpret constant with excess
27482 precision where appropriate.
27483 * c-opts.c (c_common_post_options): Set
27484 flag_excess_precision_cmdline. Give an error for
27485 -fexcess-precision=standard for C++ for processors where the
27486 option is significant.
27487 * c-parser.c (c_parser_conditional_expression): Handle excess
27488 precision in condition.
27489 * c-typeck.c (convert_arguments): Handle arguments with excess
27491 (build_unary_op): Move excess precision outside operation.
27492 (build_conditional_expr): Likewise.
27493 (build_compound_expr): Likewise.
27494 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27495 (build_modify_expr): Handle excess precision in RHS.
27496 (convert_for_assignment): Handle excess precision in converted
27498 (digest_init, output_init_element, process_init_element): Handle
27499 excess precision in initializer.
27500 (c_finish_return): Handle excess precision in return value.
27501 (build_binary_op): Handle excess precision in operands and add
27502 excess precision as needed for operation.
27503 * common.opt (-fexcess-precision=): New option.
27504 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27505 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27506 For standard excess precision, output explicit conversion to and
27507 truncation from XFmode.
27508 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27509 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27510 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27511 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27512 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27513 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27514 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27515 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27516 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27517 define_splits, sqrt<mode>2): Disable where appropriate for
27518 standard excess precision.
27519 * convert.c (convert_to_real): Do not shorten arithmetic to type
27520 for which excess precision would be used.
27521 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27522 * doc/invoke.texi (-fexcess-precision=): Document option.
27523 (-mfpmath=): Correct index entry.
27524 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27525 flag_excess_precision): New.
27526 * langhooks.c (lhd_post_options): Set
27527 flag_excess_precision_cmdline.
27528 * opts.c (common_handle_option): Handle -fexcess-precision=.
27529 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27530 init_excess_precision): New.
27531 (lang_dependent_init_target): Call init_excess_precision.
27532 * tree.c (excess_precision_type): New.
27533 * tree.h (excess_precision_type): Declare.
27535 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27538 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27539 non-lvalue to component.
27541 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27543 PR preprocessor/34695
27544 * Makefile.in (c-opts.o): Depend on c-tree.h.
27545 * c-common.c: Move down include of diagnostic.h.
27546 (done_lexing, c_cpp_error): New.
27547 * c-common.h (done_lexing): Declare.
27548 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27550 * c-opts.c: Include c-tree.h.
27551 (c_common_init_options): Set preprocessor error callback.
27552 (c_common_handle_option): Do not set preprocessor
27553 inhibit_warnings, warnings_are_errors, warn_system_headers,
27554 pedantic_errors or inhibit_warnings flags.
27555 (c_common_post_options): Do not check cpp_errors (parse_in).
27556 (c_common_finish): Do not output dependencies if there were
27557 errors. Do not check return value of cpp_finish.
27558 * c-ppoutput.c (pp_file_change): Set input_location.
27559 * c-tree.h (c_cpp_error): Declare.
27560 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27562 (diagnostic_build_prefix): Check override_column.
27563 * diagnostic.h (diagnostic_info): Add override_column field.
27564 (diagnostic_override_column): Define.
27566 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27568 * c-common.c (c_expand_expr, c_staticp): Remove.
27569 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27570 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27571 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27572 * c-gimplify.c (gimplify_compound_literal_expr,
27573 optimize_compound_literals_in_ctor): Remove.
27574 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27575 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27576 * c-semantics.c (emit_local_var): Remove.
27578 * langhooks-def.h (lhd_expand_expr): Remove.
27579 * langhooks.c (lhd_expand_expr): Remove.
27580 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27582 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27583 handling from c-semantics.c; don't call into langhook.
27584 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27585 * gimplify.c (gimplify_compound_literal_expr,
27586 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27587 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27588 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27589 as was done in c-gimplify.c.
27590 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27591 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27592 Move from c-common.h.
27593 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27595 * tree.c (staticp): Do not call langhook.
27596 * langhooks.c (lhd_staticp): Delete.
27597 * langhooks-def.h (lhd_staticp): Delete prototype.
27598 (LANG_HOOKS_STATICP): Delete.
27599 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27601 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27602 instead of DECL_STMTs.
27604 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27612 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27614 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27615 contained expression.
27616 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27617 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27618 conditional expressions for C.
27619 (decl_constant_value_for_optimization): Move from
27620 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27621 whether optimizing and that the expression is a VAR_DECL not of
27622 array type instead of doing such checks in the caller. Do not
27623 check pedantic. Call gcc_unreachable for C++.
27624 * c-common.def (C_MAYBE_CONST_EXPR): New.
27625 * c-common.h (c_fully_fold, c_save_expr,
27626 decl_constant_value_for_optimization): New prototypes.
27627 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27628 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27629 EXPR_INT_CONST_OPERANDS): Define.
27630 * c-convert.c (convert): Strip nops from expression.
27631 * c-decl.c (groktypename): Take extra parameters expr and
27632 expr_const_operands. Update call to grokdeclarator.
27633 (start_decl): Update call to grokdeclarator. Add statement for
27634 expressions used in type of decl.
27635 (grokparm): Update call to grokdeclarator.
27636 (push_parm_decl): Update call to grokdeclarator.
27637 (build_compound_literal): Add parameter non_const and build a
27638 C_MAYBE_COSNT_EXPR if applicable.
27639 (grokdeclarator): Take extra parameters expr and
27640 expr_const_operands. Track expressions used in declaration
27641 specifiers and declarators. Fold array sizes and track whether
27642 they are constant expressions and whether they are integer
27643 constant expressions.
27644 (parser_xref_tag): Set expr and expr_const_operands fields in
27646 (grokfield): Update call to grokdeclarator.
27647 (start_function): Update call to grokdeclarator.
27648 (build_null_declspecs): Set expr and expr_const_operands fields in
27650 (declspecs_add_type): Handle expressions in typeof specifiers.
27651 * c-parser.c (c_parser_declspecs): Set expr and
27652 expr_const_operands fields for declaration specifiers.
27653 (c_parser_enum_specifier): Likewise.
27654 (c_parser_struct_or_union_specifier): Likewise.
27655 (c_parser_typeof_specifier): Likewise. Update call to
27656 groktypename. Fold expression as needed. Return expressions with
27657 type instead of adding statements.
27658 (c_parser_attributes): Update calls to c_parser_expr_list.
27659 (c_parser_statement_after_labels): Fold expression before passing
27660 to objc_build_throw_stmt.
27661 (c_parser_condition): Fold expression.
27662 (c_parser_asm_operands): Fold expression.
27663 (c_parser_conditional_expression): Use c_save_expr. Update call
27664 to build_conditional_expr.
27665 (c_parser_alignof_expression): Update call to groktypename.
27666 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27667 original_code. Fold expression argument of va_arg. Create
27668 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27669 argument to va_arg. Update calls to groktypename. Fold array
27670 index for offsetof. Verify that first argument to
27671 __builtin_choose_expr has integer type.
27672 (c_parser_postfix_expression_after_paren_type): Update calls to
27673 groktypename and build_compound_literal. Handle expressions with
27674 side effects in type name.
27675 (c_parser_postfix_expression_after_primary): Update call to
27676 c_parser_expr_list. Set original_code for calls to
27677 __builtin_constant_p.
27678 (c_parser_expr_list): Take extra parameter fold_p. Fold
27679 expressions if requested.
27680 (c_parser_objc_type_name): Update call to groktypename.
27681 (c_parser_objc_synchronized_statement): Fold expression.
27682 (c_parser_objc_receiver): Fold expression.
27683 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27684 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27685 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27686 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27687 (struct c_typespec): Add elements expr and expr_const_operands.
27688 (struct c_declspecs): Add elements expr and expr_const_operands.
27689 (groktypename, build_conditional_expr, build_compound_literal):
27691 (in_late_binary_op): Declare.
27692 * c-typeck.c (note_integer_operands): New function.
27693 (in_late_binary_op): New variable.
27694 (decl_constant_value_for_broken_optimization): Move to c-common.c
27695 and rename to decl_constant_value_for_optimization.
27696 (default_function_array_conversion): Do not strip nops.
27697 (default_conversion): Do not call
27698 decl_constant_value_for_broken_optimization.
27699 (build_array_ref): Do not fold result.
27700 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27701 result when operand is a VLA.
27702 (c_expr_sizeof_type): Update call to groktypename. Handle
27703 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27704 result when operand names a VLA type.
27705 (build_function_call): Update call to build_compound_literal.
27706 Only fold result for calls to __builtin_* functions. Strip
27707 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27708 the function designator.
27709 (convert_arguments): Fold arguments. Update call to
27710 convert_for_assignment.
27711 (build_unary_op): Handle increment and decrement of
27712 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27713 decrement earlier. Fold operand of increment and decrement.
27714 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27715 built for integer operand. Wrap returns that are INTEGER_CSTs
27716 without being integer constant expressions or that have integer
27717 constant operands without being INTEGER_CSTs.
27718 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27719 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27720 result is an integer constant expression or can be used in
27721 unevaluated parts of one and avoid folding and wrap as
27722 appropriate. Fold operands before possibly doing -Wsign-compare
27724 (build_compound_expr): Wrap result for C99 if operands can be used
27725 in integer constant expressions.
27726 (build_c_cast): Update call to digest_init. Do not ignore
27727 overflow from casting floating-point constants to integers. Wrap
27728 results that could be confused with integer constant expressions,
27729 null pointer constants or floating-point constants.
27730 (c_cast_expr): Update call to groktypename. Handle expressions
27731 included in type name.
27732 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27733 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27734 Update calls to convert_for_assignment.
27735 (convert_for_assignment): Take new parameter
27736 null_pointer_constant. Do not strip nops or call
27737 decl_constant_value_for_broken_optimization. Set
27738 in_late_binary_op for conversions to boolean.
27739 (store_init_value): Update call to digest_init.
27740 (digest_init): Take new parameter null_pointer_constant. Do not
27741 call decl_constant_value_for_broken_optimization. pedwarn for
27742 initializers not constant expressions. Update calls to
27743 convert_for_assignment.
27744 (constructor_nonconst): New.
27745 (struct constructor_stack): Add nonconst element.
27746 (really_start_incremental_init, push_init_level, pop_init_level):
27747 Handle constructor_nonconst and nonconst element.
27748 (set_init_index): Call constant_expression_warning for array
27750 (output_init_element): Fold value. Set constructor_nonconst as
27751 applicable. pedwarn for initializers not constant expressions.
27752 Update call to digest_init. Call constant_expression_warning
27753 where constant initializers are required.
27754 (process_init_element): Use c_save_expr.
27755 (c_finish_goto_ptr): Fold expression.
27756 (c_finish_return): Fold return value. Update call to
27757 convert_for_assignment.
27758 (c_start_case): Fold switch expression.
27759 (c_process_expr_stmt): Fold expression.
27760 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27761 ensure statement expression is not evaluated in constant expression.
27762 (build_binary_op): Track whether results are integer constant
27763 expressions or may occur in such, disable folding and wrap results
27764 as applicable. Fold operands for -Wsign-compare warnings unless
27766 (c_objc_common_truthvalue_conversion): Handle results folded to
27767 integer constants that are not integer constant expressions.
27768 * doc/extend.texi: Document when typeof operands are evaluated,
27769 that condition of __builtin_choose_expr is an integer constant
27770 expression, and more about use of __builtin_constant_p in
27773 2009-03-29 Richard Guenther <rguenther@suse.de>
27775 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27776 propagate addresses of array references.
27778 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27780 * regmove.c (perhaps_ends_bb_p): Remove.
27781 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27782 from INSN and check that the main loop stays within that basic block.
27783 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27784 (regmove_forward_pass): Split out from regmove_optimize. Use
27785 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27786 (regmove_backward_pass): Split out from regmove_optimize. Use
27787 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27788 (regmove_optimize): Simplify.
27790 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27793 * config/i386/i386.c (classify_argument): Ignore flexible array
27794 member in struct and warn ABI change.
27796 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27798 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27800 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27801 (ix86_adjust_cost): Updated.
27803 2009-03-29 Jan Hubicka <jh@suse.cz>
27805 PR middle-end/28850
27806 * tree-pass.h (pass_cleanup_eh): New function.
27807 (remove_unreachable_regions): Break code handling RTL
27808 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27809 that can not be reached by runtime.
27810 (can_be_reached_by_runtime): New function.
27811 (label_to_region_map): New function.
27812 (num_eh_regions): New function.
27813 (rtl_remove_unreachable_regions): New function.
27814 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27815 (remove_eh_region): New function.
27816 * except.h: Include sbitmap and vecprim.
27817 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27818 num_eh_regions): Declare.
27819 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27820 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27821 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27822 (tree_empty_eh_handler_p): New function.
27823 (cleanup_empty_eh): New function.
27824 (cleanup_eh): New function.
27825 (pass_cleanup_eh): New function.
27827 2009-03-29 Jan Hubicka <jh@suse.cz>
27829 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27830 for removed regions.
27832 2009-03-29 Jan Hubicka <jh@suse.cz>
27834 * except.c (dump_eh_tree): Dump all datastructures.
27836 2009-03-29 Jan Hubicka <jh@suse.cz>
27838 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27839 (duplicate_eh_regions_1): Likewise.
27840 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27841 vector; call EH verification.
27842 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27843 Be ready for region being removed.
27845 2009-03-29 Jan Hubicka <jh@suse.cz>
27847 * bitmap.c (bitmap_last_set_bit): New function.
27848 * bitmap.h (bitmap_last_set_bit): Declare.
27850 2009-03-29 David Ayers <ayers@fsfe.org>
27853 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27854 by calling objc_compare_types and surpress warnings about
27855 incompatible C pointers that are compatible ObjC pointers.
27857 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27859 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27860 call initialize_inline_failed.
27861 (initialize_inline_failed): Move it from here ...
27862 * cgraph.c (initialize_inline_failed): ... to here.
27863 (cgraph_create_edge): Call initialize_inline_failed rather than
27864 setting inline_failed directly.
27866 2009-03-29 Ben Elliston <bje@au.ibm.com>
27869 * sysv4.opt (msdata): Improve comment.
27870 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27871 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27873 2009-03-29 Ben Elliston <bje@au.ibm.com>
27876 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27877 load and store attributes.
27879 2009-03-29 Ben Elliston <bje@au.ibm.com>
27881 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27882 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27883 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27884 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27885 __builtin_infq and __builtin_huge_valq.
27887 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27889 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27891 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27892 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27894 2009-03-28 Xinliang David Li <davidxl@google.com>
27896 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27897 (do_dbg_cnt): New function.
27899 2009-03-28 Jan Hubicka <jh@suse.cz>
27901 Merge from pretty-ipa:
27903 2009-03-27 Jan Hubicka <jh@suse.cz>
27905 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27906 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27907 * passes.c (function_called_by_processed_nodes_p): New.
27908 * ipa-pure-const.c (check_call): Fix handling of operands.
27909 (analyze_function): Dump debug output for skipped bodies.
27910 (local_pure_const): Use function_called_by_processed_nodes_p.
27911 * dwarf2out.c (reference_to_unused): Use output.
27912 * passes.c (do_per_function_toporder): Likewise.
27914 2008-11-12 Jan Hubicka <jh@suse.cz>
27916 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27917 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27918 state_set_in_source enum
27919 (check_decl): Ignore memory tags; do not set fake looping flags;
27921 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27922 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27923 (check_call, analyze_function): Rewrite.
27925 (add_new_function): Update call of analyze_function.
27926 (generate_summary): Add call of analyze_function.
27927 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27928 (local_pure_const): New function.
27929 (pass_local_pure_const): New pass.
27930 * ipa-inline.c (inline_transform): Set after_inlining.
27931 * tree-eh.c (stmt_can_throw_external): New.
27932 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27933 work with aliasing built.
27934 * tree-flow.h (stmt_can_throw_external): New.
27935 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27936 and local pure/const pass in early and late optimization queue.
27938 2009-03-28 Martin Jambor <mjambor@suse.cz>
27940 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27942 (fold_binary): Allow function decl aligment consideration is the
27943 second argument is integer constant one.
27944 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27945 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27946 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27948 2009-03-28 Jan Hubicka <jh@suse.cz>
27950 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27951 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27952 * function.h (rtl_data): Add nothrow flag.
27953 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27954 set DECL_NOTHROW for AVAILABLE functions.
27956 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27958 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27959 following vector keyword has expansion starting with pixel or bool
27960 keyword, expand vector to __vector and pixel or bool to __pixel or
27964 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27965 warn_if_disallowed_function_p): Removed.
27966 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27967 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27968 warning_if_disallowed_function_p.
27969 * flags.h (warn_if_disallowed_function_p,
27970 warn_disallowed_functions): Removed.
27971 * common.opt (Wdisallowed-function-list=): Removed.
27972 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27974 2009-03-28 Richard Guenther <rguenther@suse.de>
27976 PR tree-optimization/38723
27977 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27980 2009-03-28 Jan Hubicka <jh@suse.cz>
27982 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27983 test introduced by my previous patch.
27985 2009-03-28 Richard Guenther <rguenther@suse.de>
27987 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27988 the PHIs value undefined.
27990 2009-03-28 Jan Hubicka <jh@suse.cz>
27992 * tree-pass.h (pass_fixup_cfg): New pass.
27993 * ipa-inline.c (inline_transform): Set
27994 always_inline_functions_inlined/after_inlining.
27995 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27996 (pass_fixup_cfg): New pass.
27997 * passes.c (init_optimization_passes): Add fixup_cfg.
27999 2009-03-28 Richard Guenther <rguenther@suse.de>
28001 PR tree-optimization/38458
28002 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28003 argument use the arguments copy-of value.
28005 2009-03-28 Richard Guenther <rguenther@suse.de>
28007 PR tree-optimization/38180
28008 * tree-ssa-ccp.c (get_default_value): Simplify.
28009 (likely_value): Likewise.
28010 (surely_varying_stmt_p): Properly handle VOP case.
28011 (ccp_initialize): Likewise.
28012 (ccp_fold): Handle propagating through *&.
28013 (fold_const_aggregate_ref): Also handle decls.
28015 2009-03-28 Jan Hubicka <jh@suse.cz>
28017 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28018 * cgraph.h (cgraph_node): Likewise.
28019 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28020 (cgraph_reset_node): Use process flag.
28021 (cgraph_mark_functions_to_output): Likewise.
28022 (cgraph_expand_function): Likewise.
28023 (cgraph_expand_all_functions): Likewise.
28024 (cgraph_output_in_order): Likewise.
28025 * dwarf2out.c (reference_to_unused): Likewise.
28026 * passes.c do_per_function_toporder): Likewise.
28028 2009-03-28 Jan Hubicka <jh@suse.cz>
28030 Bring from lto-branch:
28032 2008-09-03 Doug Kwan <dougkwan@google.com>
28034 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28035 enums instead of reason strings.
28036 * cgraph.c (cgraph_create_edge): Same.
28037 (cgraph_inline_failed_string): New function.
28038 * cgraph.h (cgraph_inline_failed_t): New enum type.
28039 (cgraph_inline_failed_string): New prototype.
28040 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28041 char pointer to cgraph_inline_failed_t.
28042 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28043 (cgraph_default_inline_p): Ditto.
28044 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28045 to cgraph_inline_failed_t pointer.
28046 * cif-code.def: New file.
28047 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28049 (cgraph_check_inline_limits): Change type of REASON to pointer to
28050 cgraph_inline_failed_t. Replace reason strings with enums.
28051 (cgraph_default_inline_p): Ditto.
28052 (cgraph_recursive_inlining_p): Ditto.
28053 (update_caller_keys): Change type of FAILED_REASON to
28054 cgraph_inline_failed_t.
28055 (cgraph_set_inline_failed): Change type of REASON to pointer to
28056 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28057 convert enums to strings for text output.
28058 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28059 to be of type cgraph_inline_failed_t. Replace reason strings with
28060 enums. Call cgraph_inline_failed_string to covert enums
28061 to strings for text output.
28062 (cgraph_decide_inlining): Replace reason strings with enums.
28063 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28064 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28066 * tree-inline.c (expand_call_inline): Change type of REASON
28067 to cgraph_inline_failed_t. Replace reason strings with enums.
28068 Call cgraph_inline_failed_string for text output.
28069 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28072 2009-03-28 Jan Hubicka <jh@suse.cz>
28074 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28075 cgraph_clone_node): Remove master clone handling.
28076 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28077 * cgraph.h (master_clone): Remove.
28078 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28079 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28080 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28082 2009-03-28 Jan Hubicka <jh@suse.cz>
28084 * cgraph.c (cgraph_function_body_availability): Functions declared
28085 inline are always safe to assume that it is not going to be replaced.
28087 2009-03-28 Richard Guenther <rguenther@suse.de>
28089 PR tree-optimization/38513
28090 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28091 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28092 EXC_PTR_EXPR and FILTER_EXPR.
28093 (get_ref_from_reference_ops): Likewise.
28095 2009-03-28 Richard Guenther <rguenther@suse.de>
28097 PR tree-optimization/38968
28098 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28099 Use FLOOR_MOD_EXPR to compute misalignment.
28101 2009-03-28 Richard Guenther <rguenther@suse.de>
28103 PR tree-optimization/37795
28104 * tree.h (combine_comparisons): Declare.
28105 * fold-const.c (combine_comparisons): Export.
28106 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28108 (ifcombine_iforif): Use combine_comparisons.
28110 2009-03-28 Jan Hubicka <jh@suse.cz>
28112 * tree-eh.c (inlinable_call_p): New function.
28113 (make_eh_edges): Use it.
28114 (verify_eh_edges): Use it.
28115 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28116 * except.c (reachable_next_level): Add inlinable_function argument
28117 (sjlj_find_directly_reachable_regions): Update.
28118 (add_reachable_handler): Do not set saw_any_handlers.
28119 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28120 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28121 Add new inlinable call parameter.
28122 (can_throw_internal, can_throw_external): Update.
28123 * except.h (can_throw_internal_1, can_throw_external_1,
28124 foreach_reachable_handler): Update declaration.
28126 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28128 * config/arm/t-arm-coff, config/h8300/coff.h,
28129 config/i386/i386-aout.h, config/i386/i386-coff.h,
28130 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28131 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28132 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28133 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28134 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28135 sys-types.h: Remove.
28136 * Makefile.in: Remove protoize and fixproto support and references
28138 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28139 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28141 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28142 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28143 unprotoize$(exeext).
28144 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28145 (.PHONY): Don't depend on proto.
28146 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28147 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28148 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28149 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28150 build/gen-protos.o, build/scan.o, xsys-protos.h,
28151 build/fix-header$(build_exeext), build/fix-header.o,
28152 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28153 stmp-install-fixproto): Remove.
28154 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28155 SYSCALLS.c or fixproto files.
28156 (install-common): Don't install protoize.
28157 (install-headers-tar, install-headers-cpio, install-headers-cp):
28158 Don't depend on $(STMP_FIXPROTO).
28159 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28160 install fixproto files or write out fixproto settings.
28161 (uninstall): Don't uninstall protoize.
28162 * config.gcc (use_fixproto): Remove.
28163 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28164 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28165 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28166 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28167 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28168 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28169 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28170 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28171 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28172 * config/t-vxworks (STMP_FIXPROTO): Remove.
28173 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28174 STMP_FIXPROTO): Remove.
28175 * config.in, configure: Regenerate.
28176 * crtstuff.c (gid_t, uid_t): Don't undefine.
28177 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28178 (arm-*-coff, arm-*-aout: Remove target entries.
28179 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28180 Remove mention of AIX 4.1.
28181 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28182 * doc/invoke.texi (Running Protoize): Remove.
28183 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28184 (Protoize Caveats): Remove.
28185 * tsystem.h: Update comments on headers assumed to exist.
28187 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28189 * genautomata.c: Add a new year to the copyright. Add a new
28191 (struct insn_reserv_decl): Add comments for member bypass_list.
28192 (find_bypass): Remove.
28193 (insert_bypass): New.
28194 (process_decls): Use insert_bypass.
28195 (output_internal_insn_latency_func): Output all bypasses with the
28196 same input insn in one switch case.
28198 * rtl.def (define_bypass): Describe bypass choice.
28199 * doc/md.texi (define_bypass): Ditto.
28201 2009-03-27 Richard Guenther <rguenther@suse.de>
28203 * gimplify.c (mark_addressable): Export.
28204 * tree-flow.h (mark_addressable): Declare.
28205 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28206 * tree-ssa.c (verify_phi_args): Verify that address taken
28207 variables have TREE_ADDRESSABLE set.
28209 2009-03-27 Richard Guenther <rguenther@suse.de>
28211 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28212 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28213 Do not mark decls TREE_ADDRESSABLE.
28214 (build_fold_addr_expr): Adjust.
28215 (fold_addr_expr): Remove.
28216 (fold_unary): Use build_fold_addr_expr.
28217 (fold_comparison): Likewise.
28218 (split_address_to_core_and_offset): Likewise.
28219 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28221 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28222 (gimplify_modify_expr_to_memcpy): Mark source and destination
28224 * omp-low.c (create_omp_child_function): Mark the object decl
28226 (lower_rec_input_clauses): Mark the var we take the address of
28228 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28230 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28232 PR middle-end/39315
28233 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28234 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28236 2009-03-27 Richard Guenther <rguenther@suse.de>
28238 PR tree-optimization/39120
28239 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28241 (handle_lhs_call): Process return constraints. Add escape
28242 constraints if necessary.
28243 (handle_const_call): Fill out return constraints. Make nested
28244 case more precise. Avoid consttmp if possible.
28245 (handle_pure_call): Fill out return constraints. Avoid
28246 callused if possible.
28247 (find_func_aliases): Simplify call handling.
28249 2009-03-27 Richard Guenther <rguenther@suse.de>
28251 PR tree-optimization/39120
28252 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28253 as a representative.
28254 (solve_graph): Do propagate CALLUSED.
28255 (handle_pure_call): Use a scalar constraint from CALLUSED for
28257 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28260 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28263 * c-common.c (handle_aligned_attribute): Properly check alignment
28264 overflow. Use (1U << i) instead of (1 << i).
28266 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28268 * expr.h (get_mem_align_offset): Updated.
28270 * tree.h (tree_decl_common): Change align to "unsigned int" and
28271 move it before pointer_alias_set.
28273 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28274 Jakub Jelinek <jakub@redhat.com>
28277 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28278 gr_register_operand with gr_reg_or_0_operand.
28279 (cmpxchg_rel_di): Likewise.
28280 (sync_lock_test_and_set<mode>): Likewise.
28282 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28284 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28285 (true_regnum): Likewise.
28287 * rtlanal.c (subreg_info): Moved to ...
28288 * rtl.h (subreg_info): Here. New.
28289 (subreg_get_info): New.
28291 * rtlanal.c (subreg_get_info): Make it extern.
28293 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28296 * config/i386/i386.c (ix86_abi): New.
28297 (override_options): Handle -mabi=.
28298 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28299 (ix86_call_abi_override): Likewise.
28300 (init_cumulative_args): Likewise.
28301 (function_arg_advance): Likewise.
28302 (function_arg_64): Likewise.
28303 (function_arg): Likewise.
28304 (ix86_pass_by_reference): Likewise.
28305 (ix86_function_value_regno_p): Likewise.
28306 (ix86_build_builtin_va_list_abi): Likewise.
28307 (setup_incoming_varargs_64): Likewise.
28308 (is_va_list_char_pointer): Likewise.
28309 (ix86_init_machine_status): Likewise.
28310 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28311 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28312 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28313 (ix86_function_abi): Make it static and return enum calling_abi.
28314 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28316 (ix86_fn_abi_va_list): Updated.
28318 * config/i386/i386.h (ix86_abi): New.
28319 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28320 (CONDITIONAL_REGISTER_USAGE): Likewise.
28321 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28322 (machine_function): Likewise.
28324 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28326 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28327 (STACK_BOUNDARY): Likewise.
28328 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28330 * config/i386/i386.opt (mabi=): New.
28332 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28333 return enum calling_abi.
28334 (ix86_function_type_abi): Likewise.
28335 (ix86_function_abi): Removed.
28337 * doc/invoke.texi: Document -mabi= option for x86.
28339 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28341 * builtins.c (real_dconstp): Delete.
28342 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28344 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28345 Jakub Jelinek <jakub@redhat.com>
28348 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28349 (gen_subprogram_die): When a function is explicit, generate the
28350 DW_AT_explicit attribute.
28351 * langhooks.h (struct lang_hooks_for_decls): Add
28352 function_decl_explicit_p langhook.
28353 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28354 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28356 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28358 * builtins.c (fold_builtin_memory_op): Optimize memmove
28359 into memcpy if we can prove source and destination don't overlap.
28361 * tree-inline.c: Include gt-tree-inline.h.
28362 (clone_fn_id_num): New variable.
28363 (clone_function_name): New function.
28364 (tree_function_versioning): Use it.
28365 * Makefile.in (GTFILES): Add tree-inline.c.
28367 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28369 * BASE-VER: Change to 4.5.0.
28371 2009-03-27 Xinliang David Li <davidxl@google.com>
28373 PR tree-optimization/39557
28374 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28376 2009-03-27 Xinliang David Li <davidxl@google.com>
28378 PR tree-optimization/39548
28379 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28382 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28384 * c-common.c (pointer_int_sum): Use %wd on return from
28387 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28389 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28390 on return from tree_low_cst.
28392 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28395 * ginclude/stdarg.h (va_copy): Define also for
28396 __GXX_EXPERIMENTAL_CXX0X__.
28398 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28401 * builtins.h (c_strlen): Do not warn here.
28402 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28403 * c-common.c (pointer_int_sum): Take an explicit location.
28404 Warn about offsets out of bounds.
28405 * c-common.h (pointer_int_sum): Adjust declaration.
28407 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28409 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28412 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28415 * opts.c (warn_if_disallowed_function_p): Don't assume
28416 get_callee_fndecl must return non-NULL.
28418 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28420 PR rtl-optimization/39522
28421 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28422 when reg_reloaded_valid is set.
28424 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28426 * config/spu/divv2df3.c: New file.
28427 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28428 (DPBIT_FUNCS): Filter out _div_df.
28430 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28432 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28433 a jump insn, count that jump in the distance to the loop start.
28435 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28438 * config/sh/sh.c (calc_live_regs): Fix condition for global
28439 registers except PIC_OFFSET_TABLE_REGNUM.
28441 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28444 * doc/invoke.texi (-mconsole): New.
28446 (-mno-cygwin): New.
28448 (-mnop-fun-dllimport): New.
28452 (sub section "i386 and x86-64 Windows Options"): New.
28454 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28456 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28457 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28459 2009-03-25 Richard Guenther <rguenther@suse.de>
28461 PR middle-end/39497
28462 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28465 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28467 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28468 neither of haifa/selective schedulers are working.
28470 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28472 * doc/invoke.texi (Debugging Options): Fix description of
28473 -fno-merge-debug-strings.
28475 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28477 * config/cris/libgcc.ver: New version-script.
28478 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28480 * configure.ac <GAS features, nop mnemonic>: Add pattern
28481 crisv32-*-* for "nop".
28482 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28483 * configure: Regenerate.
28485 2009-03-24 Ira Rosen <irar@il.ibm.com>
28487 PR tree-optimization/39529
28488 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28489 mark_sym_for_renaming for the tag copied to the new vector
28492 2009-03-24 Arthur Loiret <aloiret@debian.org>
28494 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28495 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28496 EXTRA_SPEC_FUNCTIONS.
28497 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28498 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28499 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28500 -march and -mtune options.
28502 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28504 * config/m68k/t-rtems: Add m5329 multilib.
28506 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28507 Jakub Jelinek <jakub@redhat.com>
28510 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28513 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28516 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28517 instead of c_parser_expression_conv, if original_code isn't one of the
28518 4 allowed comparison codes, fail.
28520 2009-03-23 Richard Guenther <rguenther@suse.de>
28522 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28523 * tree.h (struct tree_type): Likewise.
28524 * reload.h (struct insn_chain): Likewise.
28525 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28526 * function.h (struct function): Likewise.
28527 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28529 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28531 PR tree-optimization/39516
28532 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28534 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28536 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28537 should be set true if BITS_PER_WORD of target is bigger than 32
28539 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28541 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28542 Translate -B-options to -rpath-link. Correct existing
28543 rpath-link and conditionalize on !nostdlib.
28545 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28547 * doc/extend.texi (Function Attributes, Variable Attributes):
28549 * doc/invoke.texi (Debugging Options, Optimize Options)
28550 (i386 and x86-64 Options, MCore Options): Likewise.
28552 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28555 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28556 it for block local namespace aliases.
28557 (gen_decl_die): Pass context_die to gen_namespace_die.
28559 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28562 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28563 minimum or maximum value.
28565 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28567 * reginfo.c (globalize_reg): Recompute derived reg sets.
28569 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28572 * libgcc2.c (mprotect): Do not use signed arguments for
28573 VirtualProtect, use DWORD arguments. Also fix the 'may
28574 be used uninitialized' warning for the np variable.
28576 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28579 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28580 functions using regparm calling conventions when not optimizing.
28581 (ix86_function_sseregparm): Similarly for sseregparm calling
28584 2009-03-19 Li Feng <nemokingdom@gmail.com>
28586 PR middle-end/39500
28587 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28588 dependence if the first conflict is after niter iterations.
28590 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28592 PR middle-end/38609
28593 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28594 functions with dynamic stack-pointer adjustments.
28596 2009-03-19 Ben Elliston <bje@au.ibm.com>
28598 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28599 option; change to -msdata=data.
28601 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28603 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28606 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28609 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28611 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28613 * doc/invoke.texi (Code Gen Options): Expand discussion of
28616 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28618 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28619 * matrix-reorg.c (struct matrix_info): Likewise.
28620 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28621 * rtl.h (struct mem_attrs): Likewise.
28622 * df.h (struct df): Likewise.
28623 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28624 * ira-int.h (struct ira_allocno): Likewise.
28625 * df-scan.c (struct df_collection_rec): Likewise.
28626 * ira.c (struct equivalence): Likewise.
28627 * function.c (struct temp_slot): Likewise.
28628 * cfgloop.h (struct loop): Likewise.
28631 * function.c (use_register_for_decl): When not optimizing, disregard
28632 register keyword for variables with types containing methods.
28634 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28636 PR middle-end/39447
28637 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28638 (is_simple_operand): Call contains_component_ref_p before calling data
28639 reference analysis that would fail on COMPONENT_REFs.
28641 * tree-vrp.c (search_for_addr_array): Fix formatting.
28643 2009-03-18 Richard Guenther <rguenther@suse.de>
28645 * tree-vect-transform.c (vect_loop_versioning): Fold the
28646 generated comparisons.
28647 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28648 (slpeel_tree_peel_loop_to_edge): Likewise.
28650 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28652 PR middle-end/37805
28653 * opts.c (print_specific_help): In addition to `undocumented',
28654 accept `separate' and `joined' flags if passed alone. Describe
28655 output by the first matched one of those.
28656 (common_handle_option): Skip over empty strings.
28657 * gcc.c (display_help): Fix help string for `--help='.
28658 * doc/invoke.texi (Option Summary, Overall Options): With
28659 `--help=', classes and qualifiers can both be repeated, but
28660 only the latter can be negated. One should not pass only
28661 negated qualifiers. Fix markup and examples.
28664 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28665 PR middle-end/37805
28666 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28667 and -fhelp=separate.
28669 2009-03-17 Jing Yu <jingyu@google.com>
28671 PR middle-end/39378
28672 * function.h (struct rtl_data): Move is_thunk from here...
28673 (struct function): ...to here.
28674 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28675 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28677 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28679 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28680 (alpha_output_function_end_prologue): Likewise.
28681 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28682 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28683 (rs6000_output_function_epilogue): Likewise.
28684 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28686 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28689 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28690 from different units in a single alternative.
28691 (*truncdfsf_i387): Ditto.
28692 (*truncxfsf2_mixed): Ditto.
28693 (*truncxfdf2_mixed): Ditto.
28695 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28697 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28698 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28701 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28702 unused non-artificial variables when not optimizing.
28705 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28706 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28707 NAMESPACE_DECL in its DECL_INITIAL.
28709 PR middle-end/39443
28710 * optabs.c (set_user_assembler_libfunc): New function.
28711 * expr.h (set_user_assembler_libfunc): New prototype.
28712 * c-common.c: Include libfuncs.h.
28713 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28714 for memcmp, memset, memcpy, memmove and abort.
28715 * Makefile.in (c-common.o): Depend on libfuncs.h.
28718 * dwarf2out.c (gen_inlined_enumeration_type_die,
28719 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28720 gen_tagged_type_instantiation_die): Removed.
28721 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28724 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28727 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28729 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28730 (check-parallel-%): Ditto.
28731 (check-consistency): Ditto.
28733 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28735 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28736 local variable rhs by NULL_TREE.
28738 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28741 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28743 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28746 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28748 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28751 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28752 for ms->sysv ABI calls only in 64bit mode.
28754 * config/i386/i386.md (untyped_call): Support 32bit.
28756 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28758 * doc/extend.texi: Replace x86_65 with x86_64.
28760 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28762 PR tree-optimization/39455
28763 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28764 mismatches for POINTER_TYPE_P (type).
28765 (number_of_iterations_le): Likewise.
28767 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28769 * config/picochip/picochip.c: Removed profiling support.
28770 * config/picochip/picochip.md: Removed profiling instruction.
28771 * config/picochip/picochip.h: Removed profiling builtin.
28773 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28775 * doc/install.texi (--with-host-libstdcxx): Document.
28777 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28780 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28781 generate a warning if the function name does not begin with
28782 "__vector" and the function has either the 'signal' or 'interrupt'
28783 attribute, from here to ...
28784 (avr_declare_function_name): ...here. New function.
28785 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28786 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28788 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28791 * cse.c (fold_rtx): Don't modify original const_arg1 when
28792 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28793 separate variable instead.
28794 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28795 from out of range shift counts.
28796 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28798 2009-03-13 Catherine Moore <clm@codesourcery.com>
28800 * config/i386/x-mingw32 (host-mingw32.o): Replace
28801 diagnostic.h with $(DIAGNOSTIC_H).
28803 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28806 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28808 * config/i386/sync.md (sync_compare_and_swap<mode>,
28809 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28810 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28812 (sync_double_compare_and_swapdi_pic,
28813 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28814 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28816 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28819 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28821 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28824 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28825 (avx_addsubv4df3): Likewise.
28826 (*avx_addsubv4sf3): Likewise.
28827 (sse3_addsubv4sf3): Likewise.
28829 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28832 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28834 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28837 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28838 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28839 registers for allocnos created from user-defined variables.
28841 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28844 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28845 of non-integer mode as well.
28847 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28849 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28850 for functions for which the parameter types are unknown.
28852 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28855 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28856 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28857 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28858 * config/i386/i386.c (ix86_local_alignment): For
28859 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28860 long long variables on the stack to avoid dynamic realignment.
28861 Allow the first argument to be a decl rather than type.
28862 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28864 2009-03-11 Nick Clifton <nickc@redhat.com>
28867 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28869 Add description to mno-lsim option.
28870 * config/mcore/mcore.h: Remove comment about deprecated m4align
28872 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28873 * doc/invoke.texi: Add description of mno-lsim and
28874 mstack-increment options.
28876 * config/fr30/fr30.opt: Document the -mno-lsim option.
28877 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28878 and -mno-lsim options.
28880 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28882 * fold-const.c (fold_comparison): Only call fold_inf_compare
28883 if the mode supports infinities.
28885 2009-03-11 Jason Merrill <jason@redhat.com>
28888 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28889 end already did. Notice GIMPLE_CALL modifications of the result.
28890 Don't copy debug information from an ignored decl or a decl from
28893 2009-03-10 Richard Guenther <rguenther@suse.de>
28894 Nathan Froyd <froydnj@codesourcery.com>
28896 PR middle-end/37850
28897 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28898 (__divMODE3): Likewise.
28900 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28902 PR tree-optimization/39394
28903 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28904 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28906 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28908 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28909 inline asms for register asm ("") declarations.
28911 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28913 * fold-const.c (fold_unary): Fix comment.
28915 2009-03-07 Jan Hubicka <jh@suse.cz>
28918 * tree-inline.c (setup_one_parameter): Do replacement of const
28919 argument by constant in SSA form.
28921 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28923 PR middle-end/38028
28924 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28925 determine alignment passed to assign_stack_local.
28926 (assign_parms_unsplit_complex): Likewise.
28927 * except.c (sjlj_build_landing_pads): Likewise.
28929 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28931 PR middle-end/39360
28932 * tree-flow.h (add_referenced_var): Return bool instead of void.
28933 * tree-dfa.c (add_referenced_var): Return result of
28934 referenced_var_check_and_insert call.
28935 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28936 of referenced_var_check_and_insert.
28939 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28940 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28941 DIE, don't emit it if abstract origin already has it.
28942 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28943 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28945 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28947 * genpreds.c (needs_variable): Fix parentheses at variable name
28949 (write_tm_constrs_h): Indent generated code.
28951 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28953 * doc/extend.texi (Function Attributes): Add documentation
28954 for isr attributes.
28956 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28959 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28960 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28962 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28964 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28967 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28970 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28971 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28973 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28975 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28976 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28977 constants instead of magic numbers.
28978 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28980 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28981 (x86_64_ms_abi_int_parameter_registers): Ditto.
28982 (x86_64_int_return_registers): Ditto.
28983 (ix86_maybe_switch_abi): Ditto.
28984 (ix86_expand_call): Ditto for clobbered_registers array.
28985 (ix86_hard_regno_mode_ok): Ditto.
28986 (x86_extended_QIreg_mentioned_p): Ditto.
28988 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28990 PR tree-optimization/39349
28991 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28993 * combine.c (gen_lowpart_for_combine): Use omode when generating
28996 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28998 PR rtl-optimization/39235
28999 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29001 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29003 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29005 2009-03-04 Richard Guenther <rguenther@suse.de>
29007 PR tree-optimization/39362
29008 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29009 that occur in abnormal PHIs should be varying.
29011 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29013 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29015 (simple_iv): Take loop as an argument instead of statement.
29016 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29017 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29019 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29021 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29022 * matrix-reorg.c (analyze_transpose): Ditto.
29023 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29024 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29025 * tree-predcom.c (ref_at_iteration): Ditto.
29026 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29028 2009-03-04 Richard Guenther <rguenther@suse.de>
29030 PR tree-optimization/39358
29031 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29032 escaped_id and callused_id.
29033 (solve_graph): Likewise.
29035 2009-03-04 Richard Guenther <rguenther@suse.de>
29037 PR tree-optimization/39339
29038 * tree-sra.c (try_instantiate_multiple_fields): Make it
29039 no longer ICE on the above.
29041 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29043 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29044 that fits within Pmode.
29046 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29048 PR middle-end/10109
29049 * tm.texi (LIBCALL_VALUE): Update description.
29051 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29053 PR middle-end/34443
29054 * doc/extend.texi (section): Update description.
29056 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29058 PR middle-end/39345
29059 * tree-inline.c (remapped_type): New.
29060 (can_be_nonlocal): Call remapped_type instead of remap_type.
29062 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29065 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29066 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29068 2009-03-03 Richard Guenther <rguenther@suse.de>
29070 PR middle-end/39272
29071 * tree.c (tree_nonartificial_location): New function.
29072 * tree.h (tree_nonartificial_location): Declare.
29073 * builtins.c (expand_builtin_memory_chk): Provide location
29074 of the call location for artificial function pieces.
29075 (maybe_emit_chk_warning): Likewise.
29076 (maybe_emit_sprintf_chk_warning): Likewise.
29077 (maybe_emit_free_warning): Likewise.
29078 * expr.c (expand_expr_real_1): Likewise.
29080 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29082 PR tree-optimization/39343
29083 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29084 COMPONENT_REF t has ARRAY_TYPE.
29086 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29088 PR middle-end/39335
29089 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29090 when the type precision of the induction variable should be
29091 larger than the type precision of nit.
29092 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29093 * graphite.c (graphite_loop_normal_form): Same.
29094 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29096 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29098 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29099 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29100 numbers to describe clobbered registers.
29101 (*call_value_0_rex64_ms_sysv): Ditto.
29102 * config/i386/mmx.md (mmx_emms): Ditto.
29103 (mmx_femms): Ditto.
29105 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29107 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29110 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29112 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29113 (spu_section_type_flags): New function.
29115 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29117 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29118 reg_class_contents of FLOAT_REGS into a temporary.
29120 2009-03-02 Richard Guenther <rguenther@suse.de>
29121 Ira Rosen <irar@il.ibm.com>
29123 PR tree-optimization/39318
29124 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29125 information to the vectorized statement.
29127 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29129 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29130 variable. Use defined names instead of magic constants for REX SSE
29133 2009-03-01 Richard Guenther <rguenther@suse.de>
29135 PR tree-optimization/39331
29136 * omp-low.c (lower_send_shared_vars): Do not receive new
29137 values for the reference of DECL_BY_REFERENCE parms or results.
29139 2009-03-01 Jan Hubicka <jh@suse.cz>
29142 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29143 BLOCK_NONLOCALIZED_VAR): New macros.
29144 (tree_block): Add nonlocalized_vars.
29145 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29146 gen_decl_die): Add origin argument. Allow generation of die with
29147 origin at hand only.
29148 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29149 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29151 (gen_block_die): Fix checking for unused blocks.
29152 (process_scope_var): Break out from .... ; work with origins only.
29153 (decls_for_scope) ... here; process nonlocalized list.
29154 (dwarf2out_ignore_block): Look for nonlocalized vars.
29155 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29157 (dump_scope_block): Dump them.
29158 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29159 (remap_block): Likewise.
29160 (can_be_nonlocal): New predicate.
29161 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29163 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29165 * configure: Regenerate.
29167 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29169 * optc-gen.awk: No need to duplicate option flags twice.
29170 Reuse help texts for duplicate options which do not have any.
29172 * gcc.c (display_help): Document --version.
29174 * gcc.c (main): If print_help_list and verbose_flag, ensure
29175 driver output comes before subprocess output.
29177 * optc-gen.awk: Assign all remaining fields to help string,
29178 space-separated, for multi-line help in *.opt.
29180 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29181 -Wno-pedantic-ms-format is for MinGW targets only.
29183 * doc/options.texi (Option file format): Fix bad indentation,
29184 restoring dropped sentence.
29186 2009-02-28 Jan Hubicka <jh@suse.cz>
29188 * tree-inline.c (tree_function_versioning): Output debug info.
29190 2009-02-28 Jan Hubicka <jh@suse.cz>
29193 * tree-inline.c (setup_one_parameter): Do not copy propagate
29194 arguments when not optimizing.
29196 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29199 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29200 (avx_addsubv4df3): Likewise.
29201 (*avx_addsubv4sf3): Likewise.
29202 (sse3_addsubv4sf3): Likewise.
29203 (*avx_addsubv2df3): Likewise.
29204 (sse3_addsubv2df3): Likewise.
29205 (avx_unpckhps256): Correct item selectors.
29206 (avx_unpcklps256): Likewise.
29207 (avx_unpckhpd256): Likewise.
29208 (avx_unpcklpd256): Likewise.
29210 2009-02-28 Jan Hubicka <jh@suse.cz>
29212 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29214 (copy_arguments_for_versioning): If var is declared don't declare it.
29215 (tree_function_versioning): First setup substitutions and then copy
29218 2009-02-27 Jan Hubicka <jh@suse.cz>
29221 * cgraph.h (varpool_output_debug_info): Remove.
29222 * cgraphunit.c (varpool_output_debug_info): Remove.
29223 * dwarf2out.c (deferred_locations_struct): New struct
29224 (deferred_locations): New type.
29225 (deferred_locations_list): New static var.
29226 (deffer_location): New function.
29227 (gen_variable_die): Use it.
29228 (decls_for_scope): Output info on local static vars.
29229 (dwarf2out_finish): Process deferred locations.
29230 * varpool.c (varpool_output_debug_info): Remove.
29232 2009-02-27 Jan Hubicka <jh@suse.cz>
29235 * tree.h (TREE_PROTECTED): Fix comment.
29236 (BLOCK_HANDLER_BLOCK): Remove.
29237 (struct tree_block): Remove handler_block add body_block.
29238 (inlined_function_outer_scope_p): New.
29239 (is_body_block): Remove.
29240 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29241 * dwarf2out.c (is_inlined_entry_point): Remove.
29242 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29243 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29245 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29246 * gimplify.c (gimplify_expr): Gimplify body blocks.
29247 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29248 block with multiple subblocks.
29249 (dump_scope_block): Prettier output; dump more flags and info.
29250 (dump_scope_blocks): New.
29251 (remove_unused_locals): Use dump_scope_blocks.
29252 * tree-flow.h (dump_scope_blocks): Declare.
29253 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29254 * stmt.c (is_body_block): Remove.
29255 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29256 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29258 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29260 PR middle-end/39308
29261 * graphite.c (graphite_loop_normal_form): Do not call
29262 number_of_iterations_exit from a gcc_assert.
29264 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29266 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29267 jumps if COND is NULL.
29268 (find_cond_jump): New function.
29269 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29270 * config/s390/s390.md: Remove z10_cobra attribute value.
29272 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29274 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29275 force_const_mem returns NULL_RTX.
29277 2009-02-26 Jan Hubicka <jh@suse.cz>
29280 * cgraph.h (varpool_output_debug_info): Remove.
29281 * cgraphunit.c (varpool_output_debug_info): Remove.
29282 * dwarf2out.c (deferred_locations_struct): New struct
29283 (deferred_locations): New type.
29284 (deferred_locations_list): New static var.
29285 (deffer_location): New function.
29286 (gen_variable_die): Use it.
29287 (decls_for_scope): Output info on local static vars.
29288 (dwarf2out_finish): Process deferred locations.
29289 * varpool.c (varpool_output_debug_info): Remove.
29291 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29293 PR rtl-optimization/39241
29294 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29295 to subreg_offset_representable_p.
29297 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29299 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29300 execute function prototype. Get f and nregs from max_reg_num
29301 and get_insns. Remove the first backward pass as it's dead,
29302 guard the forward pass by flag_expensive_optimizations.
29303 (rest_of_handle_regmove): Delete.
29304 (pass_regmove): Replace it with regmove_optimize.
29306 2009-02-25 Martin Jambor <mjambor@suse.cz>
29308 PR tree-optimization/39259
29309 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29310 calls_alloca function flags.
29311 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29312 calls are detected.
29314 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29316 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29317 flags_set_1_rtx, flags_set_1_set): Delete.
29318 (regmove_optimize): Do not call mark_flags_life_zones.
29320 2009-02-24 Julian Brown <julian@codesourcery.com>
29323 * config/arm/arm.c (require_pic_register): Only set
29324 cfun->machine->pic_reg once per function.
29326 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29328 * doc/invoke.texi (Link Options): Document an easier way to pass
29329 options that take arguments to the GNU linker using -Xlinker and -Wl.
29331 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29334 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29336 2009-02-24 Richard Guenther <rguenther@suse.de>
29339 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29341 2009-02-24 Richard Guenther <rguenther@suse.de>
29342 Zdenek Dvorak <ook@ucw.cz>
29344 PR tree-optimization/39233
29345 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29346 from converting them to a generic type.
29348 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29350 PR tree-optimization/39260
29351 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29352 contains a condition with a real type.
29353 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29355 2009-02-23 Jason Merrill <jason@redhat.com>
29358 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29359 narrowing_initializer_constant_valid_p.
29360 (narrowing_initializer_constant_valid_p): Don't return
29361 null_pointer_node for adding a pointer to itself.
29363 2009-02-23 Jan Hubicka <jh@suse.cz>
29366 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29369 2009-02-23 Jan Hubicka <jh@suse.cz>
29371 PR tree-optimization/37709
29372 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29373 * tree.h (block_ultimate_origin): Declare.
29374 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29375 * tree-ssa-live.c (remove_unused_scope_block_p):
29376 Eliminate blocks containig no instructions nor live variables nor
29378 (dump_scope_block): New function.
29379 (remove_unused_locals): Enable removal of dead blocks by default;
29380 enable dumping at TDF_DETAILS.
29382 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29384 * config/i386/i386.c (classify_argument): Don't allow COImode
29386 (function_arg_advance_32): Don't allow OImode.
29387 (function_arg_32): Likewise.
29388 (function_value_32): Likewise.
29389 (return_in_memory_32): Likewise.
29390 (function_arg_64): Remove OImode comment.
29392 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29395 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29396 ix86_expand_vector_set for V4DImode in 64bit mode only.
29397 (ix86_expand_vector_init_one_var): Likewise.
29399 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29401 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29403 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29406 * loop-iv.c: Revert last change.
29407 * emit-rtl.c: Likewise.
29409 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29412 * config/i386/i386.c (type_natural_mode): Remove an extra
29413 space in the warning message.
29414 (function_value_32): Handle 32-byte vector modes.
29415 (return_in_memory_32): Likewise.
29417 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29419 * loop-iv.c (truncate_value): New function.
29420 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29422 (lowpart_subreg): Move to...
29423 * emit-rtl.c: ...here.
29425 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29427 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29428 accidental and undocumented change at revision 140860.
29430 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29432 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29433 take gimple_seq * arguments.
29434 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29435 types_compatible_p langhook.
29437 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29438 Joseph Myers <joseph@codesourcery.com>
29440 * config/arm/arm.c (arm_builtin_va_list): New function.
29441 (arm_expand_builtin_va_start): Likewise.
29442 (arm_gimplify_va_arg_expr): Likewise.
29443 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29444 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29445 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29446 (va_list_type): New variable.
29447 (arm_mangle_type): Mangle va_list_type appropriately.
29449 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29451 PR middle-end/39157
29452 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29453 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29454 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29455 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29456 parameter to 1000 for -O1 by default.
29457 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29459 * loop-invariant.c: Include params.h.
29460 (move_loop_invariants): Don't call move_single_loop_invariants on
29463 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29465 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29466 offset when calculating bounds for indexing stack_usage_map. Fixes
29467 a buffer overflow with certain target setups.
29469 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29472 * calls.c (expand_call): Clear try_tail_call if caller and callee
29473 disagree in promotion of function return value.
29475 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29478 * c-common.c (c_determine_visibility): If visibility changed and
29479 DECL_RTL has been already set, call make_decl_rtl to update symbol
29482 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29485 * varasm.c (assemble_variable): Don't check DECL_NAME when
29486 globalizing a variable.
29488 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29491 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29492 expression before any __builtin_trap call.
29493 * c-typeck.c (build_function_call): Convert and check function
29494 arguments before generating a call to a trap. Evaluate the
29495 function arguments before the trap.
29497 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29500 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29501 (UNSPEC_FXAM_MEM): New unspec.
29502 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29503 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29504 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29506 2009-02-19 Richard Guenther <rguenther@suse.de>
29508 PR tree-optimization/39207
29509 PR tree-optimization/39074
29510 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29511 storedanything_tree): New.
29512 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29513 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29514 (build_succ_graph): Add edges from STOREDANYTHING to all
29516 (init_base_vars): Initialize STOREDANYTHING.
29517 (compute_points_to_sets): Free substitution info after
29518 building the succ graph.
29519 (ipa_pta_execute): Likewise.
29521 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29523 (do_ds_constraint): Do not add to special var or non-pointer
29525 (type_could_have_pointers): Split out from ...
29526 (could_have_pointers): ... here. For arrays use the element type.
29527 (create_variable_info_for): Initialize may_have_pointers.
29528 (new_var_info): Likewise.
29529 (handle_lhs_call): Make the HEAP variable unknown-sized.
29530 (intra_create_variable_infos): Use a type with pointers for
29531 PARM_NOALIAS, make it unknown-sized.
29533 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29536 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29538 2009-02-18 Jason Merrill <jason@redhat.com>
29541 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29542 value if DECL_EXTERNAL.
29543 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29544 * target.h (gcc_target::binds_local_p): Clarify "module".
29545 * tree.h (TREE_PUBLIC): Clarify "module".
29547 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29550 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29551 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29553 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29556 * c.opt (Wabi): Support C and ObjC.
29559 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29561 * config/i386/i386.c (classify_argument): Warn once about the ABI
29562 change when passing union with long double.
29564 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29566 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29569 * c-parser.c (c_parser_compound_statement): Always enter and leave
29572 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29575 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29577 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29579 PR tree-optimization/36922
29580 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29581 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29584 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29586 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29589 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29591 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29593 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29595 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29598 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29599 Richard Sandiford <rdsandiford@googlemail.com>
29601 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29602 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29603 (loongson_biadd): ...this.
29605 2009-02-17 Richard Guenther <rguenther@suse.de>
29607 PR tree-optimization/39202
29608 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29609 a var make sure to follow existing collapses.
29611 2009-02-17 Richard Guenther <rguenther@suse.de>
29613 PR middle-end/39214
29614 * langhooks.c (lhd_print_error_function): Check for NULL block.
29616 2009-02-17 Richard Guenther <rguenther@suse.de>
29618 PR tree-optimization/39204
29619 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29622 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29624 * config/soft-fp/double.h: Update from glibc CVS.
29626 2009-02-17 Richard Guenther <rguenther@suse.de>
29628 PR tree-optimization/39207
29629 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29630 strict-aliasing warnings for pointers pointing to NULL.
29632 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29635 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29636 skipping until next close brace.
29638 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29641 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29642 to function argument boundary.
29644 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29646 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29647 in the lea_add. Reload eventually constraints it properly.
29648 * config/picochip/constraints.md: Remove the target constraint
29649 "b", since it is not needed anymore.
29651 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29653 * gthr-dce.h: Uglify function parameter and local variable names.
29654 * gthr-gnat.h: Likewise.
29655 * gthr-mipssde.h: Likewise.
29656 * gthr-nks.h: Likewise.
29657 * gthr-posix95.h: Likewise.
29658 * gthr-posix.h: Likewise.
29659 * gthr-rtems.h: Likewise.
29660 * gthr-single.h: Likewise.
29661 * gthr-solaris.h: Likewise.
29662 * gthr-tpf.h: Likewise.
29663 * gthr-vxworks.h: Likewise.
29664 * gthr-win32.h: Likewise.
29666 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29669 * config/i386/i386.md: Restrict the new peephole2 to move
29670 between MMX/SSE registers.
29672 2009-02-15 Richard Guenther <rguenther@suse.de>
29675 2009-02-13 Richard Guenther <rguenther@suse.de>
29677 * configure.ac: Enable LFS.
29678 * configure: Re-generate.
29679 * config.in: Likewise.
29681 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29683 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29684 spu_srqwbyte, spu_srqwbytebc): Define.
29685 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29686 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29687 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29688 "shrqby_<mode>"): New insn-and-split patterns.
29689 * config/spu/spu.c (expand_builtin_args): Determine and return
29690 number of operands using spu_builtin_description data.
29691 (spu_expand_builtin_1): Use it.
29693 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29696 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29699 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29702 * config/i386/i386.c (override_options): Correct warning
29703 messages for -malign-loops, -malign-jumps and -malign-functions.
29705 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29708 * config/i386/i386.md: Restrict the new peephole2 to move
29709 between the general purpose registers.
29711 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29714 * config/i386/i386.c (type_natural_mode): Add a new argument.
29715 Return the original mode and warn ABI change if vector size is 32byte.
29716 (function_arg_advance): Updated.
29717 (function_arg): Likewise.
29718 (ix86_function_value): Likewise.
29719 (ix86_return_in_memory): Likewise.
29720 (ix86_sol10_return_in_memory): Likewise.
29721 (ix86_gimplify_va_arg): Likewise.
29722 (function_arg_32): Don't warn ABX ABI change here.
29723 (function_arg_64): Likewise.
29725 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29727 * loop-iv.c (implies_p): In the final case, test that operands 0
29728 of the two comparisons match.
29730 * config/bfin/bfin.c (find_prev_insn_start): New function.
29731 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29732 (find_next_insn_start): Move.
29734 2009-02-13 Richard Guenther <rguenther@suse.de>
29736 * configure.ac: Enable LFS.
29737 * configure: Re-generate.
29738 * config.in: Likewise.
29740 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29743 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29744 sizes on syntax error after some arguments have been parsed.
29746 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29748 * doc/invoke.texi (-fira): Remove.
29750 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29752 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29753 * recog.c: Likewise.
29756 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29758 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29759 (umul_ppmm): Likewise.
29760 (count_leading_zeros): Likewise.
29761 (count_trailing_zeros): Likewise.
29762 (UMUL_TIME): Likewise.
29764 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29766 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29767 soft-fp/t-softfp to tmake_file.
29769 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29770 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29771 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29772 IA64_BUILTIN_INFQ]: New.
29773 (ia64_init_builtins): Initialize __builtin_infq,
29774 __builtin_fabsq and __builtin_copysignq if not HPUX.
29775 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29776 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29778 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29780 (__fixtfti): Likewise.
29781 (__fixunstfti): Likewise.
29782 (__floattitf): Likewise.
29784 * config/ia64/libgcc-glibc.ver: New.
29785 * config/ia64/t-fprules-softfp: Likewise.
29786 * config/ia64/sfp-machine.h: Likewise.
29788 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29789 (LIBGCC2_TF_CEXT): Likewise.
29790 (TF_SIZE): Likewise.
29791 (TARGET_INIT_LIBFUNCS): Likewise.
29793 * config/ia64/t-glibc (SHLINB_MAPFILES):
29794 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29796 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29798 * config/i386/i386.c (construct_container): Rewrite processing
29799 BLKmode with X86_64_SSE_CLASS.
29801 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29804 * config/i386/i386.md: Replace simplify_replace_rtx with
29805 replace_rtx in the new peephole2.
29807 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29809 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29810 loop unrolling do not happen at -O2.
29812 2009-02-12 Michael Matz <matz@suse.de>
29814 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29816 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29818 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29821 2009-02-12 Ben Elliston <bje@au.ibm.com>
29823 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29824 patterns when updating the back chain. Missed in the 2009-02-10
29827 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29829 * doc/extend.texi (Decimal Floating Types): Update identifier of
29830 draft TR and list of missing support.
29832 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29834 PR middle-end/39154
29835 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29836 bit to variable length decl's flags, add it also to its
29837 pointer replacement variable.
29839 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29840 Jakub Jelinek <jakub@redhat.com>
29843 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29844 (memory_blockage): New expander.
29845 (*memory_blockage): New insn pattern.
29846 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29847 instead of general blockage at the end of function prologue when
29848 frame pointer is used to access red zone area. Do not emit blockage
29849 when profiling, it is emitted in generic code.
29850 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29851 function epilogue when frame pointer is used to access red zone area.
29853 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29856 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29857 by arithmetic with memory operands.
29858 * config/i386/predicates.md (commutative_operator): New.
29860 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29862 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29865 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29867 * alias.h (record_alias_subset): Declare.
29868 * alias.c (record_alias_subset): Make global.
29870 2009-02-10 Nick Clifton <nickc@redhat.com>
29872 * tree-parloops.c: Change license to GPLv3.
29873 * ipa-struct-reorg.c: Change license to GPLv3.
29874 * ipa-struct-reorg.h: Change license to GPLv3.
29876 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29879 * c-decl.c (start_struct): Return NULL on error.
29881 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29883 PR middle-end/39124
29884 * cfgloopmanip.c (remove_path): Call remove_bbs after
29885 cancel_loop_tree, not before it.
29888 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29889 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29890 VAR_DECLs were seen.
29891 * tree-ssa-live.c (remove_unused_locals): Recompute
29892 cfun->has_local_explicit_reg_vars.
29893 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29894 copies or clearings if cfun->has_local_explicit_reg_vars.
29896 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29899 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29900 of function prologue when frame pointer is used to access
29903 2009-02-10 Richard Guenther <rguenther@suse.de>
29905 PR middle-end/39127
29906 * gimplify.c (gimple_regimplify_operands): Always look if
29907 we need to create a temporary.
29909 2009-02-10 Richard Guenther <rguenther@suse.de>
29911 PR tree-optimization/39132
29912 * tree-loop-distribution.c (todo): New global var.
29913 (generate_memset_zero): Trigger TODO_rebuild_alias.
29914 (tree_loop_distribution): Return todo.
29916 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29919 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29920 (x86_64_reg_class_name): Removed.
29921 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29922 first one isn't X86_64_SSE_CLASS or any other ones aren't
29923 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29924 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29925 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29926 and 3 X86_64_SSEUP_CLASS.
29927 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29928 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29930 2009-02-10 Ben Elliston <bje@au.ibm.com>
29932 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29933 form instruction to update the stack back chain word, even if the
29934 user has disabled the generation of update instructions.
29935 (movdi_<mode>_update_stack): New.
29936 (movsi_update_stack): Likewise.
29937 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29938 always use an update form instruction to update the stack back
29941 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29943 PR middle-end/38953
29944 * graphite.c (if_region_set_false_region): After moving a region in
29945 the false branch of a condition, remove the empty dummy basic block.
29946 (gloog): Remove wrong fix for PR38953.
29948 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29950 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29951 generation due to implicit sign extension.
29953 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29955 PR middle-end/38981
29956 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29957 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29959 2009-02-09 Richard Guenther <rguenther@suse.de>
29961 PR middle-end/35202
29962 * convert.c (convert_to_real): Disable (float)fn((double)x)
29963 to fnf(x) conversion if errno differences may occur and
29964 -fmath-errno is set.
29966 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29968 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29969 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29970 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29972 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29975 * c-common.c (handle_alias_attribute): Disallow attribute for
29976 anything not a FUNCTION_DECL or VAR_DECL.
29978 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29981 * real.c (do_compare): Special-case compare of zero against
29982 decimal float value.
29984 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29987 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29988 as indicating flexible array members unless the field itself is
29989 being declarared as the incomplete array.
29991 2009-02-06 Jan Hubicka <jh@suse.cz>
29993 PR tree-optimization/38844
29994 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29995 is already inlined.
29997 2009-02-06 Richard Guenther <rguenther@suse.de>
29999 PR middle-end/38977
30000 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30001 fork because we may expand it as __gcov_fork.
30003 2009-02-06 Nick Clifton <nickc@redhat.com>
30005 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30007 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30009 PR tree-optimization/35659
30010 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30011 vn_phi_eq): Shortcut if hashcode does not match.
30012 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30014 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30015 and avoid iterative_hash_expr.
30016 (FOR_EACH_VALUE_ID_IN_SET): New.
30017 (value_id_compare): Remove.
30018 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30019 sort expressions by value id.
30021 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30024 * config/sh/predicates.md (general_movsrc_operand): Don't check
30025 the subreg of system registers here.
30027 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30030 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30031 on the copied decl.
30033 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30035 PR rtl-optimization/39110
30036 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30037 addresses, not aligned ones.
30039 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30040 Richard Guenther <rguenther@suse.de>
30042 PR tree-optimization/39100
30043 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30044 comment says and add edges.
30046 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30049 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30050 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30052 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30054 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30055 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30056 register_bb_in_sese, new_sese, free_sese): Moved.
30057 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30058 outermost_loop_in_scop, build_scop_iteration_domain,
30059 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30060 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30061 Use loop_in_sese_p instead of loop_in_scop_p.
30062 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30063 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30064 (scopdet_basic_block_info): Fix bug in scop detection.
30065 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30066 eq_loop_to_cloog_loop): Remove.
30067 (nb_loops_around_loop_in_scop, nb_loop
30068 ref_nb_loops): Moved here...
30069 * graphite.h (ref_nb_loops): ... from here.
30070 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30071 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30072 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30074 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30075 Hans-Peter Nilsson <hp@axis.com>
30077 PR rtl-optimization/37889
30078 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30079 Move offset handling from PLUS to before the switch. Use new
30080 arguments when considering SYMBOL_REFs too.
30081 (rtx_addr_can_trap_p): Pass dummy offset and size.
30082 (enum may_trap_p_flags): Remove.
30083 (may_trap_p_1): Pass size from MEM_SIZE.
30085 PR rtl-optimization/38921
30086 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30087 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30088 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30089 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30091 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30093 AVX Programming Reference (January, 2009)
30094 * config/i386/sse.md (*vpclmulqdq): New.
30096 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30098 PR tree-optimization/38977
30099 PR gcov-profile/38292
30100 * calls.c (special_function_p): Disregard __builtin_ prefix.
30102 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30104 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30105 non-indexable addresses even before reload.
30107 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30110 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30111 as having variable size. Do not give an error for unnamed
30112 parameters with [*] declarators. Give a warning for type names
30113 with [*] declarators and mark them as variable size.
30114 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30115 for sizeof applied to [*] type names.
30117 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30120 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30122 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30124 * gcc.c (process_command): Update copyright notice dates.
30125 * gcov.c (print_version): Likewise.
30126 * gcov-dump.c (print_version): Likewise.
30127 * mips-tfile.c (main): Likewise.
30128 * mips-tdump.c (main): Likewise.
30130 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30133 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30134 for composite type involving a zero-length array type.
30136 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30139 * function.c (match_asm_constraints_1): Skip over
30140 initial optional % in the constraint.
30142 PR inline-asm/39059
30143 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30144 supported, don't accept FIXED_CSTs.
30145 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30146 and _Sat is used without _Fract/_Accum. Set specs->type to
30147 integer_type_node for cts_fract/cts_accum if fixed point is not
30150 2009-02-02 Catherine Moore <clm@codesourcery.com>
30152 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30154 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30156 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30157 (ABI_HAS_64BIT_SYMBOLS): Use it.
30158 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30160 2009-02-02 Paul Brook <paul@codesourcery.com>
30162 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30164 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30166 PR inline-asm/39058
30167 * recog.h (asm_operand_ok): Add constraints argument.
30168 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30169 recurse on matching constraint.
30170 (check_asm_operands): Pass constraints as 3rd argument to
30171 asm_operand_ok. Don't look up matching constraint here.
30172 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30175 2009-02-02 Ben Elliston <bje@au.ibm.com>
30177 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30178 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30180 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30182 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30183 information. Remove some obsolete information. Reorganize.
30185 * config/pa/fptr.c: Revert license to GPL 2.
30186 * config/pa/milli64.S: Likewise.
30188 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30191 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30192 LIBRARY name in, instead of hard-coding it.
30193 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30194 extra target make frag to tmake_files according to EH model.
30195 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30196 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30197 frags that define makefile variable EH_MODEL appropriately.
30198 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30199 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30200 to "-sjlj" according to type of EH configured.
30201 (LIBGCC_SONAME): Concatenate it to shared library base name.
30202 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30203 to "_sjlj" according to type of EH configured.
30204 (LIBGCC_SONAME): Concatenate it to shared library base name.
30205 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30206 (SHLIB_LINK): Add missing semicolon to if-else construct.
30207 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30208 string value of "pe_dll" command-line option.
30209 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30210 (SHLIB_SONAME): Use it when overriding t-cygming default.
30211 (SHLIB_IMPLIB): Override t-cygming default.
30212 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30213 string value of "pe_dll" command-line option.
30215 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30218 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30219 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30221 2009-01-31 Richard Guenther <rguenther@suse.de>
30223 PR tree-optimization/38937
30224 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30225 computing the transitive closure.
30227 2009-01-30 Richard Guenther <rguenther@suse.de>
30229 PR tree-optimization/39041
30230 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30231 Propagate variable indices only if the types match for this stmt.
30233 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30236 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30237 inline but never defined.
30239 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30241 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30242 (*insv_h_di_reg_extimm): New insn.
30243 (*insv_l<mode>_reg_extimm): New insn.
30245 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30247 * config/picochip/picochip.c (flag_conserve_stack): set
30248 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30249 fconserve-stack. Reduce call-overhead used by inliner.
30251 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30254 * common.opt (flag_conserve_stack): Initialised to zero.
30256 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30259 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30260 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30263 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30265 * ira-color.c (allocno_reload_assign): Update comments.
30266 * regmove.c (regmove_optimize): Likewise.
30270 2009-01-29 Robert Millan <rmh@aybabtu.com>
30272 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30273 * config/i386/kopensolaris-gnu.h: New file. Undefine
30274 `MD_UNWIND_SUPPORT'.
30275 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30277 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30279 PR tree-optimization/39007
30280 * tree-loop-distribution.c (generate_builtin): Use
30281 recompute_dominator to compute the immediate dominator of the
30282 basic block just after the loop.
30284 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30286 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30287 (ASM_OUTPUT_DWARF_PCREL): Define.
30289 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30291 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30292 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30293 global. Modify entries about regmove and IRA.
30295 * ra-conflict.c: Remove the file.
30297 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30299 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30300 (pass_regclass_init): Rename to pass_reginfo_init.
30302 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30304 * toplev.h (flag_ira): Remove.
30306 * caller-save.c (setup_save_areas): Remove flag_ira.
30308 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30310 * global.c: Remove the file.
30312 * opts.c (decode_options): Remove flag_ira.
30314 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30316 * regmove.c: Modify file description.
30317 (find_use_as_address, try_auto_increment): Define them only if
30318 AUTO_INC_DEC is defined.
30319 (replacement_quality, replace_in_call_usage, fixup_match_1,
30320 stable_and_no_regs_but_for_p): Remove.
30321 (reg_set_in_bb): Make it static.
30322 (regmove_optimize): Remove flag_ira and code which worked for
30325 * local-alloc.c: Remove the file.
30327 * common.opt (fira): Remove.
30329 * ira.c: Include except.h.
30330 (eliminable_regset): Move from global.c.
30331 (mark_elimination): Ditto. Remove flag_ira.
30332 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30333 equiv_mem_modified, validate_equiv_mem_from_store,
30334 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30335 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30336 no_equiv, recorded_label_ref): Move from local-alloc.c.
30337 (update_equiv_regs): Ditto. Make it static.
30338 (print_insn_chain, print_insn_chains): Move it from global.c.
30339 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30340 (build_insn_chain): Ditto. Make it static.
30341 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30342 Rename to init_live_subregs.
30343 (gate_ira): Remove flag_ira.
30345 * regclass.c: Rename reginfo.c. Change file description.
30346 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30347 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30348 (init_reg_sets_1): Remove code for evaluation of
30349 reg_class_superclasses and losing_caller_save_reg_set.
30350 (init_regs): Remove init_reg_autoinc.
30351 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30352 ok_for_base_p_nonstrict): Remove.
30353 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30354 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30355 corresponding entries.
30356 (dump_regclass, record_operand_costs, scan_one_insn,
30357 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30358 record_address_regs, auto_inc_dec_reg_p): Remove.
30359 (gt-regclass.h): Rename to gt-reginfo.h.
30361 * rtl.h (dump_global_regs, retry_global_alloc,
30362 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30364 * Makefile.in (RA_H): Remove.
30365 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30366 Rename regclass.o to reginfo.o.
30367 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30369 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30370 (GTFILES): Rename regclass.c to reginfo.c.
30372 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30373 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30375 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30376 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30378 (finish_spills): Ditto. Remove code for !flag_ira.
30380 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30382 PR middle-end/35854
30383 * doc/invoke.texi (rtl debug options): Complete rewrite.
30384 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30386 * mode-switching.c (pass_mode_switching): Rename pass from
30387 "mode-sw" to "mode_sw".
30388 * except.c (pass_convert_to_eh_ranges): Rename pass from
30389 "eh-ranges" to "eh_ranges".
30390 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30394 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30395 Alexander Monakov <amonakov@ispras.ru>
30397 PR middle-end/38857
30398 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30400 (move_exprs_to_boundary): Change return type and pass through
30401 should_move from move_op. Relax assert. Update usage ...
30402 (schedule_expr_on_boundary): ... here. Use should_move instead of
30404 (move_op_orig_expr_found): Indicate that insn was disconnected from
30406 (code_motion_process_successors): Do not call after_merge_succs
30407 callback if original expression was not found when traversing any of
30409 (code_motion_path_driver): Change return type. Update prototype.
30410 (move_op): Update comment. Add a new parameter (should_move). Update
30411 prototype. Set *should_move based on indication provided by
30412 move_op_orig_expr_found.
30414 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30416 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30417 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30418 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30419 * config/rs6000/rs6000.c (rs6000_override_options): Default
30420 avoid-indexed-addresses on for Power6, off for everything else.
30421 (avoiding_indexed_address_p): New function.
30422 (rs6000_legitimize_address): Use it.
30423 (rs6000_legitimate_address): Likewise.
30424 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30426 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30428 PR tree-optimization/38997
30429 * tree-loop-distribution.c (generate_memset_zero): Use
30430 POINTER_PLUS_EXPR for a pointer addition.
30432 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30434 * config/s390/s390.md (bswap<mode>2): New pattern added.
30436 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30438 * config/s390/s390.md (*tls_load_31): Added type attribute.
30440 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30442 * config/s390/s390.md: Fix a few comments.
30444 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30446 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30447 (*tm<mode>_full): Fixed z10prop attribute.
30448 (*tst<mode>_extimm): Fixed z10prop attribute.
30449 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30450 (*tstqiCCT_cconly): Fixed z10prop attribute.
30451 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30452 (*movsi_larl): Fixed z10prop attribute.
30453 (*movsi_zarch): Fixed z10prop attribute.
30454 (*movsi_eas): Fixed z10prop attribute.
30455 (*movhi): Fixed z10prop attribute.
30456 (*movqi): Fixed z10prop attribute.
30457 (*movstrictqi): Fixed z10prop attribute.
30458 (*mov<mode>): Fixed z10prop attribute.
30459 (*movcc): Fixed z10prop attribute.
30460 (*sethighpartdi_64): Fixed z10prop attribute.
30461 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30462 (*negdi2_sign_cc): Fixed z10prop attribute.
30463 (*negdi2_sign): Fixed z10prop attribute.
30464 (*absdi2_sign_cc): Fixed z10prop attribute.
30465 (*absdi2_sign): Fixed z10prop attribute.
30466 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30467 (*negabsdi2_sign): Fixed z10prop attribute.
30468 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30469 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30470 (doloop_si64): Fixed z10prop attribute.
30471 (doloop_si31): Fixed z10prop attribute.
30472 (doloop_long): Fixed z10prop attribute.
30473 (indirect_jump): Fixed z10prop attribute.
30474 (nop): Fixed z10prop attribute.
30475 (main_base_64): Fixed z10prop attribute.
30476 (reload_base_64): Fixed z10prop attribute.
30478 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30480 PR rtl-optimization/38740
30481 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30483 * config/mips/mips.c (mips_reorg): Likewise.
30485 2009-01-28 Richard Guenther <rguenther@suse.de>
30487 PR tree-optimization/38926
30488 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30489 with the correct value id to a value.
30490 (do_regular_insertion): Use the value number of edoubleprime
30491 for the value number of the expr.
30494 2008-08-21 Richard Guenther <rguenther@suse.de>
30496 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30497 a PHI ask VN if it is already available.
30498 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30499 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30501 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30503 PR middle-end/38934
30504 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30505 set to varying whenever max has TREE_OVERFLOW set, similarly
30506 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30508 2009-01-28 Richard Guenther <rguenther@suse.de>
30510 PR middle-end/38908
30511 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30512 uninitialized aggregate uses in call arguments.
30514 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30516 PR tree-optimization/38984
30517 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30518 the nothing_id variable if -fno-delete-null-pointer-checks.
30520 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30523 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30524 (set_got_offset_rex64): Ditto.
30526 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30529 * doc/extend.texi: Improve local variable with asm reg.
30531 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30533 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30534 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30535 was not supplied then set warn_packed_bitfield_compat to the
30536 default value of 1.
30537 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30540 2009-01-27 Richard Guenther <rguenther@suse.de>
30542 PR tree-optimization/38503
30543 * cfgexpand.c (expand_gimple_basic_block): Ignore
30544 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30545 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30546 variables that cannot have TBAA applied.
30547 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30550 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30552 PR middle-end/38969
30553 * calls.c (initialize_argument_information): Do not wrap complex
30554 arguments in SAVE_EXPR.
30556 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30558 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30559 (INSTALL_LIBGCC): Revert typo commit.
30561 2009-01-26 Richard Guenther <rguenther@suse.de>
30563 PR tree-optimization/38745
30564 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30565 from special handling.
30567 2009-01-26 Richard Guenther <rguenther@suse.de>
30569 PR tree-optimization/38745
30570 * tree-ssa.c (execute_update_addresses_taken): Do not include
30571 variables that cannot possibly be a register in not_reg_needs.
30572 Do not clear TREE_ADDRESSABLE on vars that may not become
30574 * tree-ssa.c (update_alias_info_1): Include those in the set
30575 of addressable vars.
30577 2009-01-26 Richard Guenther <rguenther@suse.de>
30579 PR middle-end/38851
30580 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30581 * tree-ssa-dse.c: Include langhooks.h
30582 (execute_simple_dse): Remove stores with zero size.
30584 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30587 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30590 2009-01-24 Julian Brown <julian@codesourcery.com>
30592 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30593 config/arm/linux-atomic.c.
30594 * config/arm/linux-atomic.c: New.
30596 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30598 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30599 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30600 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30602 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30605 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30608 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30610 PR tree-optimization/38953
30611 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30612 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30613 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30614 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30617 2009-01-24 Paul Brook <paul@codesourcery.com>
30619 * config/arm/neon.md (neon_type): Move to arm.md.
30620 (neon_mov<VSTRUCT>): Add neon_type attribute.
30621 * config/arm/arm.md (neon_type): Move to here.
30622 (conds): Add "unconditioal" and use as default for NEON insns.
30624 2009-01-24 Ben Elliston <bje@au.ibm.com>
30626 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30627 void *' warning from -Wc++-compat.
30628 * Makefile.in (dominance.o-warn): Remove.
30630 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30632 PR tree-optimization/38932
30633 * fold-const.c (fold_unary_ignore_overflow): New.
30634 * tree.h (fold_unary_ignore_overflow): Declare.
30635 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30636 * tree-ssa-sccvn.c (visit_reference_op_load,
30637 simplify_unary_expression): Likewise.
30639 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30641 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30642 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30643 regardless of their type.
30644 * c-common.c (handle_packed_attribute): Don't ignore packed on
30646 * c.opt (Wpacked-bitfield-compat): New warning option.
30647 * stor-layout.c (place_field): Warn if offset of a field changed.
30648 * doc/extend.texi (packed): Mention the ABI change.
30649 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30650 (Warning Options): Add it to the list.
30652 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30654 * c-opts.c (c_common_post_options): Fix a typo in comments.
30656 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30658 PR middle-end/38615
30659 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30660 variables to static.
30661 * doc/invoke.texi (-fmerge-all-constants): Update description.
30663 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30666 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30667 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30669 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30671 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30673 (LOCAL_ALIGNMENT): Similarly.
30675 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30676 Joseph Myers <joseph@codesourcery.com>
30678 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30679 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30680 * config/arm/arm-tune.md: Regenerate.
30681 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30684 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30686 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30687 version number to five.
30689 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30692 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30693 * c-common.c (set_underlying_type): Likewise.
30694 (is_typedef_decl ): Likewise
30696 (set_underlying_type): Likewise.
30697 (is_typedef_type): Likewise.
30699 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30701 PR middle-end/38587
30702 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30705 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30708 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30709 (LIBGCC_SPEC): Don't define.
30710 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30712 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30714 PR rtl-optimization/38879
30715 * alias.c (base_alias_check): Unaligned access via AND address can
30716 alias all surrounding object types except those with sizes equal
30717 or wider than the size of unaligned access.
30719 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30722 * c-decl.c (clone_underlying_type): Move this ...
30723 * c-common.c (set_underlying_type): ... here.
30724 Also, make sure the function properly sets TYPE_STUB_DECL() on
30725 the newly created typedef variant type.
30726 (is_typedef_decl ): New entry point.
30727 * tree.h: Added a new member member_types_needing_access_check to
30728 struct tree_decl_non_common.
30729 (set_underlying_type): New entry point.
30730 (is_typedef_type): Likewise.
30732 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30734 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30735 Check whether two instructions have memory references that
30736 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30737 are helper functions for traversing.
30738 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30739 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30740 not to draw dependency edge for instructions with non-conflicting
30743 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30746 * longlong.h: Update copyright years. Use soft-fp license notice.
30747 Sync __clz_tab declaration with glibc.
30749 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30752 * doc/extend.texi (syscall_linkage): New.
30753 (version_id): Modify.
30755 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30756 Richard Guenther <rguenther@suse.de>
30758 PR tree-optimization/38747
30759 PR tree-optimization/38748
30760 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30761 conversion if the base address is an indirect reference and the
30762 aliasing sets could cause issues.
30764 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30766 * common.opt (fgraphite, fgraphite-identity): Add comment for
30767 explaining why these options are not documented.
30769 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30771 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30772 gimple_call_lhs is NULL.
30774 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30777 * emit-rtl.c (adjust_address_1): Make sure memref is never
30780 2009-01-20 Ben Elliston <bje@au.ibm.com>
30782 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30783 const qualifier from arg parameter. Remove unnecessary cast to char *.
30784 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30785 const qualifier from arg 2.
30787 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30789 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30791 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30794 * rtl.h (reinit_regs): New prototype.
30795 * regclass.c: Include ira.h.
30796 (reinit_regs): New.
30797 * Makefile.in (regclass.o): Add ira.h.
30798 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30800 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30803 * c-common.c (handle_aligned_attribute): Use
30804 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30805 default alignment value.
30807 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30809 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30810 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30812 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30813 __BIGGEST_ALIGNMENT__.
30815 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30817 2009-01-18 Richard Guenther <rguenther@suse.de>
30819 PR tree-optimization/38819
30820 * tree-flow.h (operation_could_trap_helper_p): Declare.
30821 * tree-eh.c (operation_could_trap_helper_p): Export.
30822 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30823 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30824 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30825 are about to insert a possibly trapping instruction and fail
30828 2009-01-18 Andreas Schwab <schwab@suse.de>
30830 * doc/install.texi (Configuration): Remove obsolete paragraph
30831 about use of --with-gnu-ld with --with-gnu-as.
30833 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30835 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30836 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30837 Follow spelling conventions.
30839 2009-01-18 Ben Elliston <bje@au.ibm.com>
30841 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30842 C++ warning about implicit conversion from void * to struct
30844 (bitmap_obstack_free): Likewise for bitmap_element *.
30845 * Makefile.in (bitmap.o-warn): Remove.
30847 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30849 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30851 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30852 Tobias Grosser <tobi.grosser@amd.com>
30854 * graphite.c (graphite_trans_scop_block): Do not block single
30857 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30859 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30860 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30861 test with assertion.
30863 2009-01-16 Richard Guenther <rguenther@suse.de>
30865 PR tree-optimization/38835
30866 PR middle-end/36227
30867 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30868 and INT + PTR -> (INT)(PTR p+ INT) folding.
30869 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30871 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30874 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30875 the subreg from a lowpart subreg if it is also casting the value.
30877 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30878 Tobias Grosser <tobi.grosser@amd.com>
30880 * graphite.c (compare_prefix_loops): New.
30881 (build_scop_canonical_schedules): Rewritten.
30882 (graphite_transform_loops): Move build_scop_canonical_schedules
30883 after build_scop_iteration_domain.
30885 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30886 Tobias Grosser <tobi.grosser@amd.com>
30888 * graphite.c (add_conditions_to_domain): Add the loops to
30889 the dimension of the iteration domain. Do copy the domain
30890 only when it exists.
30891 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30892 (add_conditions_to_constraints): New.
30893 (can_generate_code_stmt, can_generate_code): Removed.
30894 (gloog): Do not call can_generate_code.
30895 (graphite_transform_loops): Call add_conditions_to_constraints
30896 after building the iteration domain.
30898 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30900 PR tree-optimization/38789
30901 * tree-ssa-threadedge.c
30902 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30903 __builtin_constant_p.
30905 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30907 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30908 examined before deleting them.
30910 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30912 * function.c (aggregate_value_p): Correctly extract the function
30913 type from CALL_EXPR_FN lookup.
30915 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30917 * config/picochip/picochip.c (picochip_override_options): Revert
30918 CFI asm flag disable commited previously.
30920 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30921 Tobias Grosser <tobi.grosser@amd.com>
30922 Jan Sjodin <jan.sjodin@amd.com>
30924 * graphite.c (scan_tree_for_params): On substractions negate
30925 all the coefficients of the term.
30926 (clast_to_gcc_expression_red): New. Handle reduction expressions
30927 of more than two operands.
30928 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30929 (get_vdef_before_scop): Handle also the case of default definitions.
30931 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30933 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30934 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30935 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30937 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30938 Joey Ye <joey.ye@intel.com>
30940 PR middle-end/37843
30941 * cfgexpand.c (expand_stack_alignment): Don't update stack
30942 boundary nor check incoming stack boundary here.
30943 (gimple_expand_cfg): Update stack boundary and check incoming
30944 stack boundary here.
30946 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30948 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30950 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30952 PR rtl-optimization/38245
30953 * calls.c (expand_call): Add stack arguments to
30954 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30955 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30956 in regs and partially in memory or BLKmode arguments.
30957 (emit_library_call_value_1): Add stack arguments to
30958 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30959 ACCUMULATE_OUTGOING_ARGS).
30960 * dce.c: Include tm_p.h.
30961 (find_call_stack_args): New function.
30962 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30964 (mark_insn): Call find_call_stack_args for CALL_Ps.
30965 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30966 forwards. Allocate and free arg_stores bitmap if needed, pass it
30967 down to deletable_insn_p, don't mark stores set in arg_stores
30968 bitmap, clear the bitmap at the beginning of each bb.
30969 * Makefile.in (dce.o): Depend on $(TM_P_H).
30971 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30974 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30975 to make sure the insn is a conditional test (bug 22599). Reformat a
30978 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30980 PR middle-end/38431
30981 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30982 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30983 (gloog): Do not call cleanup_tree_cfg.
30984 (graphite_transform_loops): Call cleanup_tree_cfg after all
30985 scops have been code generated.
30987 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30988 * doc/gty.texi (Invoking the garbage collector): Added new node
30989 and section documenting ggc_collect.
30991 2009-01-14 Richard Guenther <rguenther@suse.de>
30993 PR tree-optimization/38826
30994 PR middle-end/38477
30995 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30996 initialization notes only if we actually emitted a warning.
30997 (intra_create_variable_infos): Add constraints for a result decl
30998 that is passed by hidden reference.
30999 (build_pred_graph): Mark all related variables non-direct on
31002 2009-01-14 Nick Clifton <nickc@redhat.com>
31004 * ira-conflicts.c: Include addresses.h for the definition of
31006 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31007 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31009 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31012 * Makefile.in (ira-lives.o): Add except.h.
31014 * ira-lives.c: Include except.h.
31015 (process_bb_node_lives): Process can_throw_internal.
31017 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31019 PR rtl-optimization/38774
31020 * combine.c (simplify_set): When undoing cc_use change, don't do
31021 PUT_CODE on the newly created comparison, but instead put back the
31024 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31026 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31027 values. Remove duplicate arm8 entry.
31029 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31031 PR tree-optimization/38786
31032 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31033 the SSA_NAME case of expand_scalar_variables_expr.
31034 Set the type of an expression to the type of its assign statement.
31035 (expand_scalar_variables_expr): Also gather the scalar computation
31036 used to index the memory access. Do not pass loop_p.
31037 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31038 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31039 the gimple_stmt_iterator where it inserts new code.
31040 Do not pass loop_p.
31041 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31042 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31044 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31046 * graphite.h (debug_value): Removed.
31047 * graphite.c (debug_value): Removed.
31049 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31051 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31052 ldrd/strd with two 32-bit instructions.
31054 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31056 * config/arm/arm.c (struct processors): Pass for speed down into
31057 cost helper functions.
31058 (const_ok_for_op): Handle COMPARE and inequality nodes.
31059 (arm_rtx_costs_1): Rewrite.
31060 (arm_size_rtx_costs): Update prototype.
31061 (arm_rtx_costs): Pass speed down to helper functions.
31062 (arm_slowmul_rtx_costs): Rework cost calculations.
31063 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31064 (arm_9e_rtx_costs): Likewise.
31066 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31068 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31069 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31070 (alpha_legitimize_address): Do not split local symbols wider than
31071 UNITS_PER_WORD into HIGH/LO_SUM parts.
31073 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31076 * gcc.c (process_command): Replace call to execvp with calls
31077 to pex_one and exit.
31079 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31082 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31083 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31084 variant for devices with 3-byte PC.
31085 (__tablejump_elpm__): New.
31087 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31090 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31091 offsetof member-designator, handle it as `[0].'.
31093 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31095 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31096 function when not using named sections on targets with named sections
31097 if branch distance is less than 262132.
31099 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31101 * combine.c (combine_instructions): Recompute
31102 optimize_this_for_speed_p for each BB in the main combine loop.
31104 2009-01-12 Tomas Bily <tbily@suse.cz>
31107 * tree-loop-distribution.c (prop_phis): New function.
31108 (generate_builtin): Call prop_phis.
31110 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31112 PR tree-optimization/38807
31113 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31114 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31116 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31118 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31119 subreg of op0 to the original op0.
31121 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31123 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31125 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31128 * mips-tfile.c (parse_def): Fix parsing of def strings
31129 starting with digits.
31131 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31134 * config/arm/arm.c (arm_is_long_call_p): Don't call
31135 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31137 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31139 * regrename.c (regrename_optimize): Fix dumping.
31140 (find_oldest_value_reg): Preserve REG_POINTER.
31141 (copy_hardreg_forward_1): Likewise.
31143 2009-01-09 Diego Novillo <dnovillo@google.com>
31145 * gimple.h (struct gimple_statement_base) <uid>: Document
31146 the restrictions on its use.
31147 (gimple_uid): Tidy.
31148 (gimple_set_uid): Tidy.
31150 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31152 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31153 zero guard even if align_bytes != 0 and count is smaller than
31156 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31158 PR rtl-optimization/38495
31159 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31160 (add_range_and_copies_from_move_list): Print all added ranges.
31161 Add ranges to memory optimized destination.
31163 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31167 * config/i386/i386.c (override_options): Reject
31168 -mstringop-strategy=rep_8byte with -m32.
31169 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31170 to 1. Do count comparison against epilogue_size_needed at compile
31171 time even when count_exp was constant forced into register. For
31172 size_needed don't jump to epilogue, instead just avoid aligning
31173 and invoke the body algorithm. If need_zero_guard, add zero guard
31174 even if count is non-zero, but smaller than size_needed + number of
31175 bytes that could be stored for alignment.
31176 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31177 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31178 but smaller than size_needed + number of bytes that could be stored
31179 for alignment. Compare size_needed with epilogue_size_needed instead
31180 of desired_align - align, don't adjust size_needed, pass
31181 epilogue_size_needed to the epilogue expanders.
31184 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31186 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31188 * pa.c (last_address): Change to unsigned.
31189 (update_total_code_bytes): Change argument to unsigned. Don't
31190 check if insn addresses are set.
31191 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31192 addresses are not set.
31193 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31195 2009-01-09 Nick Clifton <nickc@redhat.com>
31197 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31198 DECL_DECLARED_INLINE_P.
31200 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31202 PR middle-end/38347
31203 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31204 GET_MODE (op0) in operand_subword_force calls.
31206 PR middle-end/38771
31207 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31208 fold_convert arg0 operands to TREE_TYPE (op0) first.
31210 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31212 * params.def (ira-max-conflict-table-size): Decrease default value
31215 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31217 PR tree-optimization/37031
31218 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31220 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31221 allocate it using gc instead of heap, use VEC_quick_push instead of
31223 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31224 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31225 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31226 allocated vector from heap allocated.
31227 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31228 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31229 vector only after perfect_loop_nest_depth call.
31231 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31232 Jan Sjodin <jan.sjodin@amd.com>
31234 PR tree-optimization/38559
31235 * graphite.c (debug_value, copy_constraint,
31236 swap_constraint_variables, scale_constraint_variable, ): New.
31237 (get_lower_bound, get_upper_bound): Removed.
31238 (graphite_trans_bb_strip_mine): Clean up this code that works
31239 only for constant number of iterations. Fully copy upper and
31240 lower bound constraints, not only the constant part of them.
31241 * graphite.h (debug_value): Declared.
31243 2009-01-08 Ira Rosen <irar@il.ibm.com>
31245 PR tree-optimization/37194
31246 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31247 Don't add the cost of cost model guard in prologue to scalar
31248 outside cost in case of known number of iterations.
31250 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31251 Alan Modra <amodra@bigpond.net.au>
31253 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31254 non-word-aligned REG+CONST addressing.
31256 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31259 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31260 free_after_compilation when outputting a thunk.
31261 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31262 Do not call free_after_compilation here.
31264 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31266 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31267 (ix86_valid_target_attribute_inner_p): Ditto.
31269 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31271 PR tree-optimization/38492
31272 PR tree-optimization/38498
31273 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31274 * tree-chrec.h (scev_is_linear_expression): Declared.
31275 * graphite.c (graphite_cannot_represent_loop_niter): New.
31276 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31277 (graphite_loop_normal_form): Use gcc_assert.
31278 (scan_tree_for_params): Use CASE_CONVERT.
31279 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31280 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31281 Use gcc_assert. Discard scops that contain unhandled cases.
31282 (build_scop_conditions): Return a boolean status for unhandled cases.
31283 (strip_mine_profitable_p): Print the loop number, not its depth.
31284 (is_interchange_valid): Pass the depth of the loop nest, don't
31285 recompute it wrongly.
31286 (graphite_trans_bb_block): Same.
31287 (graphite_trans_bb_block): Print tentative of loop blocking.
31288 (graphite_trans_scop_block): Do not print that the loop has been
31290 (graphite_transform_loops): Do not handle scops that contain condition
31293 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31295 AVX Programming Reference (December, 2008)
31296 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31297 (_mm256_stream_pd): Likewise.
31298 (_mm256_stream_ps): Likewise.
31300 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31301 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31302 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31303 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31304 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31305 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31306 (ix86_expand_special_args_builtin): Likewise.
31308 * config/i386/sse.md (AVXMODEDI): New.
31309 (avx_movnt<mode>): Likewise.
31310 (avx_movnt<mode>): Likewise.
31311 (<sse>_movnt<mode>): Remove AVX support.
31312 (sse2_movntv2di): Likewise.
31314 2009-01-07 Richard Guenther <rguenther@suse.de>
31316 PR middle-end/38751
31317 * fold-const.c (extract_muldiv): Remove obsolete comment.
31318 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31319 to PLUS_EXPR canonicalization for the canonicalization.
31321 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31323 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31324 hosted cross-compilers generating less efficient code.
31326 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31328 * function.h (rtl_data): Add a dbr_scheduled_p field.
31329 * reorg.c (dbr_schedule): Set it.
31330 (gate_handle_delay_slots): Check it.
31331 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31332 (mips_reorg): Check flag_delayed_branch instead of
31333 mips_base_delayed_branch.
31334 (mips_override_options): Don't set mips_base_delayed_branch
31335 or flag_delayed_branch.
31337 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31339 PR rtl-optimization/38426.
31340 * ira.c (ira): Set current_function_is_leaf earlier.
31342 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31344 PR rtl-optimization/38722
31345 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31346 too early, only set a flag and modify after last possible
31349 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31352 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31353 * real.c (decimal_single_format): Correct values of emin and emax.
31354 (decimal_double_format): Ditto.
31355 (decimal_quad_format): Ditto.
31356 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31357 computation of DECnn_MIN and DECnn_MAX for corrected values of
31358 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31359 __DECnn_MIN__, and adjust its computation for the corrected value
31362 2009-01-06 Jan Hubicka <jh@suse.cz>
31365 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31367 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31369 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31370 Add Robert Clark to the list of testers.
31372 2009-01-06 Jan Hubicka <jh@suse.cz>
31373 Kai Tietz <kai.tietz@onevision.com>
31375 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31376 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31378 2009-01-06 Jan Hubicka <jh@suse.cz>
31379 Kai Tietz <kai.tietz@onevision.com>
31381 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31383 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31384 (ix86_nsaved_regs): Count only general purpose regs.
31385 (ix86_nsaved_sseregs): New.
31386 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31387 to 16 for w64; compute padding and size of sse reg save area.
31388 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31389 general purpose regs.
31390 (ix86_emit_save_sse_regs_using_mov): New.
31391 (ix86_expand_prologue): Save SSE regs if needed.
31392 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31393 (ix86_emit_restore_sse_regs_using_mov): New.
31394 (ix86_expand_epilogue): Save SSE regs if needed.
31396 2009-01-06 Jan Hubicka <jh@suse.cz>
31397 Kai Tietz <kai.tietz@onevision.com>
31399 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31400 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31401 functions when accumulate outgoing args is off.
31403 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31406 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31407 before using pseudos_have_intersected_live_ranges_p.
31409 * ira-int.h (ira_assert): Always define.
31411 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31413 AVX Programming Reference (December, 2008)
31414 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31415 (_mm256_permute2_pd): Likewise.
31416 (_mm_permute2_ps): Likewise.
31417 (_mm256_permute2_ps): Likewise.
31418 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31419 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31421 * config/i386/i386.c (ix86_builtins): Remove
31422 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31423 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31424 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31425 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31426 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31427 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31428 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31429 __builtin_ia32_vpermil2ps256.
31430 (ix86_init_mmx_sse_builtins): Updated.
31431 (ix86_expand_args_builtin): Likewise.
31433 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31435 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31436 long absolute calls when generating PA 2.0 code.
31438 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31440 PR rtl-optimization/38583
31441 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31443 * params.def (ira-max-conflict-table-size): New.
31445 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31447 * ira.h (ira_conflicts_p): New external definition.
31449 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31450 table. Report this. Return result of building.
31451 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31452 building conflict table.
31454 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31455 (ira_color): Use ira_conflicts_p.
31457 * global.c: Include ira.h.
31458 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31461 * Makefile.in (global.o): Add ira.h.
31463 * ira-build.c (mark_all_loops_for_removal,
31464 propagate_some_info_from_allocno): New.
31465 (remove_unnecessary_allocnos): Call
31466 propagate_some_info_from_allocno.
31467 (remove_low_level_allocnos): New.
31468 (remove_unnecessary_regions): Add parameter. Call
31469 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31470 parameter to remove_unnecessary_regions.
31471 (ira_build): Remove all regions but root if the conflict table was
31472 not built. Update conflict hard regs for allocnos crossing calls.
31474 * ira.c (ira_conflicts_p): New global.
31475 (ira): Define and use ira_conflicts_p.
31477 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31478 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31479 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31481 2009-01-06 Ben Elliston <bje@au.ibm.com>
31483 * gengtype-lex.l (YY_NO_INPUT): Define.
31485 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31488 * c-common.c (handle_vector_size_attribute): Also reject
31489 BOOLEAN_TYPE types.
31491 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31493 PR tree-optimization/38492
31494 * graphite.c (rename_map_elt, debug_rename_elt,
31495 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31496 rename_map_elt_info, eq_rename_map_elts,
31497 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31498 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31499 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31500 (sese_build_livein_liveouts): New.
31501 (new_sese, free_sese): New.
31502 (new_scop): Call new_sese.
31503 (free_scop): Call free_sese.
31504 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31505 (register_old_new_names): Renamed register_old_and_new_names.
31506 (register_scop_liveout_renames, add_loop_exit_phis,
31507 insert_loop_close_phis, struct igp,
31508 default_liveout_before_guard, add_guard_exit_phis,
31509 insert_guard_phis, copy_renames): New.
31510 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31511 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31512 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31513 (scop_adjust_phis_for_liveouts): New.
31514 (gloog): Call scop_adjust_phis_for_liveouts.
31516 * graphite.h (struct sese): Documented. Added fields liveout,
31517 num_ver and livein.
31518 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31519 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31520 (struct scop): Added field liveout_renames.
31521 (SCOP_LIVEOUT_RENAMES): New.
31523 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31525 PR tree-optimization/38510
31526 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31527 (translate_clast): Call recompute_all_dominators before
31529 (gloog): Call recompute_all_dominators before graphite_verify.
31531 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31532 Jan Sjodin <jan.sjodin@amd.com>
31534 PR tree-optimization/38500
31535 * graphite.c (create_sese_edges): Call fix_loop_structure after
31538 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31540 * config.gcc: Add m32r*-*-rtems*.
31541 * config/m32r/rtems.h: New file.
31543 2009-01-05 Ben Elliston <bje@au.ibm.com>
31545 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31546 (.po.pox): Likewise.
31547 (po/gcc.pot): Likewise.
31549 2009-01-04 David S. Miller <davem@davemloft.net>
31551 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31552 (STARTING_FRAME_OFFSET): Always set to zero.
31554 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31556 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31557 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31558 fixed-point types, and vectors of the same.
31560 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31562 * config/mips/sync.md (*mb_barrier): Rename to...
31563 (*memory_barrier): ...this.
31565 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31567 * doc/extend.texi (Function Attributes): Move @cindex after @item
31568 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31569 and put in alphabetical order. Fix 'target' name and put in order.
31570 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31573 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31575 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31576 (memory_barrier): Expand as unspec instead of unspec_volatile.
31577 Remove mem:BLK from insn operands. Use Pmode scratch register.
31578 (*memory_barrier): Define as unspec instead of unspec_volatile.
31579 Use (match_dup 0) as input operand.
31581 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31582 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31583 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31584 scratch register. Remove operand 1.
31585 (*stbar): Define as unspec instead of unspec_volatile.
31586 Use (match_dup 0) as input operand, remove (const_int 8).
31587 (*membar): Define as unspec instead of unspec_volatile.
31588 Use (match_dup 0) as input operand, remove input operand 2.
31590 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31591 (memory_barrier): Expand as unspec instead of unspec_volatile.
31592 Remove mem:BLK from insn operands. Use Pmode scratch register.
31593 (*memory_barrier): Define as unspec instead of unspec_volatile.
31594 Use (match_dup 0) as input operand.
31596 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31597 Remove mem:BLK from insn operands. Use Pmode scratch register.
31598 Set volatile flag on operand 0.
31599 (*memory_barrier): New insn pattern.
31601 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31603 (*memory_barrier): Use (match_dup 0) as input operand.
31605 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31606 Remove mem:BLK from insn operands. Use Pmode scratch register.
31607 Set volatile flag on operand 0.
31608 (*mb_internal): New insn pattern.
31610 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31612 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31614 PR middle-end/38586
31615 * function.c (struct temp_slot): Move to the section of the file
31616 that deals with temp slots. Remove field 'address'.
31617 (temp_slot_address_table): New hash table of address -> temp slot.
31618 (struct temp_slot_address_entry): New struct, items for the table.
31619 (temp_slot_address_compute_hash, temp_slot_address_hash,
31620 temp_slot_address_eq, insert_temp_slot_address): Support functions
31622 (find_temp_slot_from_address): Rewrite to use the new hash table.
31623 (remove_unused_temp_slot_addresses): Remove addresses of temp
31624 slots that have been made available.
31625 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31626 worker function for remove_unused_temp_slot_addresses.
31627 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31628 Add the temp slot address to the address -> temp slot map.
31629 (update_temp_slot_address): Update via insert_temp_slot_address.
31630 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31631 (pop_temp_slots): Likewise.
31632 (init_temp_slots): Allocate the address -> temp slot map, or empty
31633 the map if it is already allocated.
31634 (prepare_function_start): Initialize temp slot processing.
31636 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31638 PR middle-end/38584
31639 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31640 Calculate the size of all stack vars assuming no packing of stack
31641 vars will happen, replacing a quadratic algorithm with a linear one.
31643 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31646 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31649 2009-01-03 Diego Novillo <dnovillo@google.com>
31651 * doc/contrib.texi: Update contributions.
31653 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31656 * builtins.c (fold_builtin_memory_op): Give up if either operand
31657 is volatile. Set srctype or desttype to non-qualified version
31661 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31662 and FUNCTION_DECLs.
31664 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31666 PR rtl-optimization/35805
31667 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31668 problem if fast dce is able to remove any instructions.
31669 * dce.c (dce_process_block): Fix dump message.
31671 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31674 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31676 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31678 PR middle-end/38690
31679 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31680 * tree-pretty-print.c (op_code_prio): New function.
31681 (op_prio): No longer static. Use op_code_prio.
31682 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31683 Use op_prio and op_code_prio to determine if () should be
31684 printed around operand(s) or not.
31686 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31687 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31688 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31689 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31690 pp_character instead of pp_string for single letter printing.
31692 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31694 * doc/extend.texi: Fix '#pragma GCC option' typo.
31696 2009-01-02 Richard Guenther <rguenther@suse.de>
31698 * doc/install.texi (--enable-checking): Mention different
31699 default for stage1.
31700 (--enable-stage1-checking): Document.
31702 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31704 PR middle-end/30142
31705 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31706 case to be an error.
31708 2009-01-02 Ben Elliston <bje@au.ibm.com>
31710 * config/fp-bit.h (pack_d): Constify argument.
31711 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31712 (isnan): Constify argument.
31714 (iszero): Likewise.
31715 (pack_d): Likewise.
31716 (_fpadd_parts): Constify return type.
31717 (_fpmul_parts): Likewise.
31718 (_fpdiv_parts): Likewise.
31720 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31723 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31724 warn about overwriting initializer with side-effects or
31725 -Woverride-init if !IMPLICIT.
31726 (output_init_element): Likewise. Pass IMPLICIT down to
31728 (process_init_element): Add IMPLICIT argument. Pass it down
31729 to output_init_element.
31730 (push_init_element, pop_init_level, set_designator): Adjust
31731 process_init_element callers.
31732 (set_nonincremental_init, set_nonincremental_init_from_string):
31733 Adjust add_pending_init callers.
31734 (output_pending_init_elements): Adjust output_init_element callers.
31735 * c-tree.h (process_init_element): Adjust prototype.
31736 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31737 process_init_element callers.
31740 Copyright (C) 2009 Free Software Foundation, Inc.
31742 Copying and distribution of this file, with or without modification,
31743 are permitted in any medium without royalty provided the copyright
31744 notice and this notice are preserved.