1 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
3 PR rtl-optimization/41697
4 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
5 a conditional jump has a single successor.
7 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
9 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
10 allocate reg_last when in case lazy_reg_last is true.
11 (init_deps_reg_last): New.
12 (free_deps): When max_reg is 0, this context is already freed.
13 * sched-int.h (init_deps_reg_last): Export.
14 (init_deps): Update prototype.
15 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
16 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
17 * ddg.c (build_intra_loop_deps): Likewise.
18 * sel-sched-ir.c (copy_deps_context, create_deps_context,
19 reset_deps_context, deps_init_id): Likewise.
20 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
21 (free_data_for_scheduled_insn): New, break down from ...
22 (free_first_time_insn_data): ... here.
23 (has_dependence_p): Allocate reg_last now, when it is needed.
24 (extend_insn_data): When maximal LUID is big enough, allocate
25 per-insn data in smaller chunks.
26 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
27 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
30 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
32 * config/i386/i386.md (call_value): Fix comment.
33 (sibcall_value): Ditto.
35 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
37 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
38 (MD_FROB_UPDATE_CONTEXT): Define.
40 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
41 Laurent GUERBY <laurent@guerby.net>
43 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
44 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
45 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
47 2009-11-12 Jan Hubicka <jh@suse.cz>
49 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
50 and clear DECL_COMMON on localized declarations.
52 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
55 * regrename.c (struct du_head): New structure; some elements moved
57 (struct du_chain): ... this one.
58 (open_chains, closed_chains): Now of type struct du_head *.
59 (do_replace): Accept du_head argument, not du_chain. All callers
60 changed. Modified code to match new data structures.
61 (build_def_use): Return a list of du_head structures. Modified code
62 to match new data structures.
63 (dump_def_use_chain): Accept du_head argument, not du_chain. All
64 callers changed. Modified code to match new data structures.
65 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
66 callers changed. Modified code to match new data structures.
67 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
68 Allocate a du_head structure as well as a du_chain when creating a
69 new chain. Modified other code to match new data structures.
71 2009-11-12 Jan Hubicka <jh@suse.cz>
73 * cgraph.h (varpool_node_name): Declare.
74 * cgraphunit.c (process_function_and_variable_attributes): Set
75 force_output flag on used variables.
76 * ipa.c (function_and_variable_visibility): Dump externally visible
78 * varpool.c (varpool_node_name): Export.
79 (decide_is_variable_needed): Check COMDAT for externally visible vars;
82 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
85 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
86 processing if XEXP (x, i) is NULL.
88 2009-11-12 Jan Hubicka <jh@suse.cz>
90 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
91 imply PUBLIC || EXTERNAL.
93 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
96 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
97 single successor block, ending with jump created by RTL expander.
99 2009-11-11 Jan Hubicka <jh@suse.cz>
102 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
103 and WEAK variables at -fwhole-program.
106 * ipa.c (whole_program_function_and_variable_visility): COMDAT
107 functions/variables are not needed even if they are externally visible.
109 2009-11-11 Jan Hubicka <jh@suse.cz>
111 (patch by Richard Guenther)
112 * lto-streamer-out.c (output_function): Output head of argument list
114 * lto-streamer-in.c (input_function): Re-map arguments into merged
117 2009-11-11 Jan Hubicka <jh@suse.cz>
119 * lto-cgraph.c: Include gcov-io.h
120 (output_profile_summary): New function.
121 (output_cgraph): Use it.
122 (input_profile_summary): New function.
123 (input_cgraph): Use it.
124 * coverage.c (build_ctr_info_value): Use varpool; initalize
126 (create_coverage): Likewise.
127 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
128 (tree_init_edge_profiler): Likewise.
129 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
131 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
133 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
134 * c-pragma.c (def_pragma_macro_value): Likewise.
135 (def_pragma_macro): Likewise.
136 (pushed_macro_table): Likewise.
137 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
138 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
140 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
142 * doc/plugins.texi (Registering custom attributes): section
143 renamed as (Registering custom attributes or pragmas).
144 Mentions custom attributes & pragmas, and c_register_pragma, with
146 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
148 * doc/extend.texi (Function Attributes): Mentions that plugin can
149 provide their attributes.
151 2009-11-11 Jon Beniston <jon@beniston.com>
153 * config.gcc: Add lm32 elf and uclinux targets.
154 * config/lm32: New directory.
155 * config/lm32/lm32.c: New file.
156 * config/lm32/lm32.h: New file.
157 * config/lm32/lm32.md: New file.
158 * config/lm32/lm32.opt: New file.
159 * config/lm32/lm32-protos.h: New file.
160 * config/lm32/constraints.md: New file.
161 * config/lm32/predicates.md: New file.
162 * config/lm32/sfp-machine.h: New file.
163 * config/lm32/t-fprules-softfp: New file.
164 * config/lm32/uclinux-elf.h: New file.
165 * doc/invoke.texi: Document lm32 options.
166 * doc/contrib.texi: Document lm32 porter.
167 * doc/install.texi: Document lm32 targets.
169 2009-11-11 Martin Jambor <mjambor@suse.cz>
172 * ipa-prop.c (ipa_update_after_lto_read): Call
173 ipa_check_create_node_params and ipa_check_create_edge_args. Also
174 call ipa_initialize_node_params instead of ipa_populate_param_decls.
176 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
178 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
179 (neon_expand_vector_init): Use them. Also handle non-constant
180 vectors with identical elements and vectors with only one
181 non-constant element.
182 (arm_print_operand): Handle 'y' modifier.
183 * config/arm/arm-protos.h (neon_make_constant): Declare.
184 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
185 patterns. Use VX instead of VDQW for the first one. Allow
186 a VFP alternative and V32 modes for the second one.
187 * config/arm/neon.ml (shape_elt): Add Alternatives.
188 (ops): Use Alternatives for vdup lane instructions.
189 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
190 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
192 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
194 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
196 (movti, mov<mode>): Call force_reg on one operand if required.
197 * config/arm/vec-common.md (mov<mode>): Likewise.
199 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
201 * config/arm/arm.c (arm_override_options): Enable scheduling for
204 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
208 * expr.h (anti_adjust_stack_and_probe): Declare.
209 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
210 parameter and rewrite head comment.
211 (allocate_dynamic_stack_space): Adjust call to above function.
212 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
214 * tree.h (dwarf2out_args_size): Delete.
215 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
216 (dwarf2out_args_size_adjust): Delete prototype and move around.
217 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
218 ACCUMULATE_OUTGOING_ARGS targets.
220 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
222 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
223 DECL_SIZE of DECL_RESULT before evaluating it.
225 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
227 PR tree-optimization/41987
228 * fold-const.c (const_binop): Avoid using fold_buildN().
230 2009-11-10 Martin Jambor <mjambor@suse.cz>
232 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
233 (execute_all_ipa_stmt_fixups): Declare.
234 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
235 * ipa-inline.c (pass_ipa_inline): Likewise.
236 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
237 * ipa-reference.c (pass_ipa_reference): Likewise.
238 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
239 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
240 (pass_ipa_lto_finish_out): Likewise.
241 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
242 * passes.c (execute_ipa_stmt_fixups): New function.
243 (execute_all_ipa_stmt_fixups): New function.
244 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
246 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
249 * explow.c (probe_stack_range): Fix typo.
250 * config/sparc/sparc.md (probe_stack): New expander.
252 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
254 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
256 2009-11-09 Jason Merrill <jason@redhat.com>
258 * gdbinit.in (pgq): New function for printing gimple sequence.
260 2009-11-09 Paul Brook <paul@codesourcery.com>
261 Daniel Jacobowitz <dan@codesourcery.com>
262 Sandra Loosemore <sandra@codesourcery.com>
264 * doc/extend.texi (Half-Precision): Update wording to reflect
265 that there are now multiple -mfpu options that enable fp16
267 * doc/invoke.texi: Update list of ARM -mfpu= options.
268 * config.gcc: Update ARM --with-fpu option list.
269 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
270 vfpv3xd and vfpv3xd-fp16.
271 (use_vfp_abi): New function.
272 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
274 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
275 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
276 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
277 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
279 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
281 (arm_print_operand): Handle 'p' modifier.
282 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
284 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
285 (TARGET_FP16): Define.
286 * config/arm/vfp.md: Disable double-precision patterns if the FPU
287 does not provide them.
288 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
289 double-precision values on a single-precision FPU.
290 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
291 double-precision constants.
292 (movhf_vfp_neon): New pattern (was movhf_vfp).
293 (movhf_vfp): Remove NEON instructions.
294 * config/arm/constraints.md: Add new "Dy" constraint for
295 double-precision constants. Update description of "Dv".
296 * config/arm/arm.md: Disable double-precision patterns if the FPU
297 does not provide them
299 2009-11-09 Jakub Jelinek <jakub@redhat.com>
301 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
302 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
305 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
307 * collect2.c (main): Search PLUGIN_LD for plugin linker.
309 * configure.ac (--with-plugin-ld): New. Default to ld.
310 * configure: Regenerated.
311 * config.in: Likewise.
313 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
314 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
316 2009-11-08 Jonathan Gray <jsg@openbsd.org>
318 * config/openbsd-stdint.h: Change to reflect what
319 c_common_nodes_and_builtins expects.
321 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
323 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
325 2009-11-08 Jakub Jelinek <jakub@redhat.com>
328 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
329 function contains at least one local dynamic name.
330 (print_operand) <case '&'>: Instead output operand lossage diagnostics
331 here if that happens.
333 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
334 Joern Rennecke <amylaar@spamcop.net>
336 * cfgrtl.c (pass_free_cfg): Add pass name.
337 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
338 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
339 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
340 * df-core.c (pass_df_initialize_no_opt): Likewise.
341 * except.c (pass_rtl_eh): Likewise.
342 * function.c (pass_init_function, pass_leaf_regs): Likewise.
343 * gcse.c (pass_rtl_pre): Change pass name.
344 * passes.c (pass_postreload): Add pass name.
345 (make_pass_instance): Don't use duplicate-tracking logic for
346 names starting with '*'.
347 (next_pass_1): Assert that pass has a name.
348 (register_one_dump_file): If there is an space in the name,
350 * predict.c (pass_strip_predict_hints): Add pass name.
351 * reg-stack.c (pass_stack_regs): Likewise.
352 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
353 * tree-cfg.c (pass_warn_function_return,
354 pass_warn_function_noreturn): Add pass name.
355 * tree-dfa.c (pass_referenced_vars): Likewise.
356 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
357 Fix whitespace before comment.
358 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
359 (pass_init_datastructures): Add pass name.
360 * tree-ssa-loop.c (pass_record_bounds): Likewise.
361 * tree-ssa.c (pass_early_warn_uninitialized,
362 pass_late_warn_uninitialized): Likewise.
363 * tree.c (pass_ipa_free_lang_data): Likewise.
364 * doc/passes.texi (pass manager): Document how to disambiguate
367 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
369 * df-problems.c: Fix documentation for forward simulation of LR.
370 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
371 (df_simulate_finalize_forwards): Remove.
372 * df.h (df_simulate_finalize_forwards): Remove.
374 2009-11-08 Richard Guenther <rguenther@suse.de>
376 * tree-ssa-structalias.c (build_succ_graph): Properly make
377 variables escape if they are stored to anything.
379 2009-11-08 Richard Guenther <rguenther@suse.de>
381 PR rtl-optimization/41928
382 * loop-invariant.c (free_loop_data): If we didn't allocate
383 loop data do not try to free it.
385 2009-11-07 Jason Merrill <jason@redhat.com>
387 * tree.c (reconstruct_complex_type): Preserve attributes.
389 2009-11-07 Richard Guenther <rguenther@suse.de>
391 * tree-ssa-structalias.c (build_succ_graph): Feed stores
392 to anything only to variables that can take pointers.
393 (get_constraint_for_ssa_var): Properly exclude full
394 variables from expanding.
395 (first_vi_for_offset): Avoid overflow in arithmetic.
396 (first_or_preceding_vi_for_offset): Likewise.
397 (count_num_arguments): Fix implementation.
398 (gate_ipa_pta): Do not run when not optimizing.
400 2009-11-07 David Binderman <dcb314@hotmail.com>
402 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
403 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
404 set but not used variables.
405 (apply_args_reg_offset): Comment out as unused.
406 * calls.c (flags_from_decl_or_type): Likewise.
407 * genautomata.c (check_regexp_units_distribution): Likewise.
409 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
412 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
413 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
414 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
415 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
416 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
417 operand alternatives.
419 2009-11-06 Michael Matz <matz@suse.de>
422 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
423 of a potential reciprocal to really be reciprocals.
425 2009-11-06 Jakub Jelinek <jakub@redhat.com>
427 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
428 lwpintrin.h after immintrin.h.
429 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
433 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
434 or non-constant index, allow index one past the last element and
435 allow exceeding array bound in arrays that might be used as flexible
438 2009-11-05 Richard Henderson <rth@redhat.com>
440 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
442 2009-11-05 Paul Brook <paul@codesourcery.com>
444 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
446 (all_fpus): Add FPU details.
447 (fp_model_for_fpu): Remove.
448 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
449 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
450 (arm_file_start): Use arm_fpu_desc.
451 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
452 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
454 (TARGET_FPA_EMU2): Define.
455 (arm_fp_model, fputype, arm_fpu_tune): Remove.
456 (vfp_reg_type, arm_fpu_desc): New.
457 * config/arm/arm.md (attr fpu): Simplify.
458 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
459 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
460 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
461 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
462 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
464 2009-11-05 Michael Matz <matz@suse.de>
466 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
468 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
471 2009-11-04 Jason Merrill <jason@redhat.com>
474 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
475 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
476 (output_constant): Avoid crash after error.
478 2009-11-05 Martin Jambor <mjambor@suse.cz>
480 * tree-sra.c (struct access): Changed comment of next_sibling field.
481 (analyze_modified_params): Loop over accesses of a group rather than
482 over all with the ame base, pass a common bitmap to
484 (unmodified_by_ref_scalar_representative): Build link lists of
486 (splice_param_accesses): Likewise.
488 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
490 * df-scan.c (df-uses-record): Add case zero_extract of mem.
492 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
496 * config/i386/i386.md (probe_stack): New expander.
497 (logical operation peepholes): Do not split stack checking probes.
499 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
500 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
502 * doc/invoke.texi (-mlwp): Add documentation.
503 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
504 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
506 * config/i386/lwpintrin.h: New file, provide x86 compiler
508 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
509 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
510 * config/i386/i386-c.c (ix86_target_macros_internal): Check
512 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
513 * config/i386/i386.opt (-mlwp): New switch for LWP support.
514 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
515 (OPTION_MASK_ISA_LWP_UNSET): New.
516 (ix86_handle_option): Handle -mlwp.
517 (isa_opts): Handle -mlwp.
518 (enum pta_flags): Add PTA_LWP.
519 (override_options): Add LWP support.
520 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
521 (IX86_BUILTIN_LLWPCB32): Ditto.
522 (IX86_BUILTIN_LLWPCB64): Ditto.
523 (IX86_BUILTIN_SLWPCB16): Ditto.
524 (IX86_BUILTIN_SLWPCB32): Ditto.
525 (IX86_BUILTIN_SLWPCB64): Ditto.
526 (IX86_BUILTIN_LWPVAL16): Ditto.
527 (IX86_BUILTIN_LWPVAL32): Ditto.
528 (IX86_BUILTIN_LWPVAL64): Ditto.
529 (IX86_BUILTIN_LWPINS16): Ditto.
530 (IX86_BUILTIN_LWPINS32): Ditto.
531 (IX86_BUILTIN_LWPINS64): Ditto.
532 (enum ix86_special_builtin_type): Add LWP intrinsic support.
533 (builtin_description): Ditto.
534 (ix86_init_mmx_sse_builtins): Ditto.
535 (ix86_expand_special_args_builtin): Ditto.
536 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
538 (UNSPEC_SLWP_INTRINSIC): Ditto.
539 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
540 (UNSPECV_LWPINS_INTRINSIC): Ditto.
541 (lwp_llwpcbhi1): New lwp pattern.
542 (lwp_llwpcbsi1): Ditto.
543 (lwp_llwpcbdi1): Ditto.
544 (lwp_slwpcbhi1): Ditto.
545 (lwp_slwpcbsi1): Ditto.
546 (lwp_slwpcbdi1): Ditto.
547 (lwp_lwpvalhi3): Ditto.
548 (lwp_lwpvalsi3): Ditto.
549 (lwp_lwpvaldi3): Ditto.
550 (lwp_lwpinshi3): Ditto.
551 (lwp_lwpinssi3): Ditto.
552 (lwp_lwpinsdi3): Ditto.
554 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
555 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
558 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
561 2009-11-04 Richard Guenther <rguenther@suse.de>
562 Rafael Avila de Espindola <espindola@google.com>
564 * gcc.c (process_command): Handle arguments name@offset.
566 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
567 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
569 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
571 * config/i386/xopintrin.h: New file, provide common x86 compiler
573 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
574 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
575 * config/i386/i386-c.c(ix86_target_macros_internal): Check
577 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
578 * config/i386/i386.opt (-mxop): New switch for XOP support.
579 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
580 (UNSPEC_XOP_TRUEFALSE)
582 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
583 (PPERM_*): New constants for vpperm instruction.
584 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
585 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
586 (OPTION_MASK_ISA_XOP_UNSET): New.
587 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
588 (ix86_handle_option): Handle -mxop.
589 (isa_opts): Handle -mxop.
590 (enum pta_flags): Add PTA_XOP.
591 (override_options): Add XOP support.
592 (print_operand): Add code for XOP compare instructions.
593 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
594 (ix86_expand_int_vcond): Extend for XOP compare instruction.
596 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
597 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
598 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
599 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
600 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
601 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
602 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
604 (IX86_BUILTIN_VPCMOV256): Ditto.
605 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
606 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
607 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
608 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
609 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
610 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
612 (IX86_BUILTIN_VPPERM): Ditto.
614 (IX86_BUILTIN_VPMACSSWW): Ditto.
615 (IX86_BUILTIN_VPMACSWW): Ditto.
616 (IX86_BUILTIN_VPMACSSWD): Ditto.
617 (IX86_BUILTIN_VPMACSWD): Ditto.
618 (IX86_BUILTIN_VPMACSSDD): Ditto.
619 (IX86_BUILTIN_VPMACSDD): Ditto.
620 (IX86_BUILTIN_VPMACSSDQL): Ditto.
621 (IX86_BUILTIN_VPMACSSDQH): Ditto.
622 (IX86_BUILTIN_VPMACSDQL): Ditto.
623 (IX86_BUILTIN_VPMACSDQH): Ditto.
624 (IX86_BUILTIN_VPMADCSSWD): Ditto.
625 (IX86_BUILTIN_VPMADCSWD): Ditto.
627 (IX86_BUILTIN_VPHADDBW): Ditto.
628 (IX86_BUILTIN_VPHADDBD): Ditto.
629 (IX86_BUILTIN_VPHADDBQ): Ditto.
630 (IX86_BUILTIN_VPHADDWD): Ditto.
631 (IX86_BUILTIN_VPHADDWQ): Ditto.
632 (IX86_BUILTIN_VPHADDDQ): Ditto.
633 (IX86_BUILTIN_VPHADDUBW): Ditto.
634 (IX86_BUILTIN_VPHADDUBD): Ditto.
635 (IX86_BUILTIN_VPHADDUBQ): Ditto.
636 (IX86_BUILTIN_VPHADDUWD): Ditto.
637 (IX86_BUILTIN_VPHADDUWQ): Ditto.
638 (IX86_BUILTIN_VPHADDUDQ): Ditto.
639 (IX86_BUILTIN_VPHSUBBW): Ditto.
640 (IX86_BUILTIN_VPHSUBWD): Ditto.
641 (IX86_BUILTIN_VPHSUBDQ): Ditto.
643 (IX86_BUILTIN_VPROTB): Ditto.
644 (IX86_BUILTIN_VPROTW): Ditto.
645 (IX86_BUILTIN_VPROTD): Ditto.
646 (IX86_BUILTIN_VPROTQ): Ditto.
647 (IX86_BUILTIN_VPROTB_IMM): Ditto.
648 (IX86_BUILTIN_VPROTW_IMM): Ditto.
649 (IX86_BUILTIN_VPROTD_IMM): Ditto.
650 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
652 (IX86_BUILTIN_VPSHLB): Ditto.
653 (IX86_BUILTIN_VPSHLW): Ditto.
654 (IX86_BUILTIN_VPSHLD): Ditto.
655 (IX86_BUILTIN_VPSHLQ): Ditto.
656 (IX86_BUILTIN_VPSHAB): Ditto.
657 (IX86_BUILTIN_VPSHAW): Ditto.
658 (IX86_BUILTIN_VPSHAD): Ditto.
659 (IX86_BUILTIN_VPSHAQ): Ditto.
661 (IX86_BUILTIN_VFRCZSS): Ditto.
662 (IX86_BUILTIN_VFRCZSD): Ditto.
663 (IX86_BUILTIN_VFRCZPS): Ditto.
664 (IX86_BUILTIN_VFRCZPD): Ditto.
665 (IX86_BUILTIN_VFRCZPS256): Ditto.
666 (IX86_BUILTIN_VFRCZPD256): Ditto.
668 (IX86_BUILTIN_VPCOMEQUB): Ditto.
669 (IX86_BUILTIN_VPCOMNEUB): Ditto.
670 (IX86_BUILTIN_VPCOMLTUB): Ditto.
671 (IX86_BUILTIN_VPCOMLEUB): Ditto.
672 (IX86_BUILTIN_VPCOMGTUB): Ditto.
673 (IX86_BUILTIN_VPCOMGEUB): Ditto.
674 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
675 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
677 (IX86_BUILTIN_VPCOMEQUW): Ditto.
678 (IX86_BUILTIN_VPCOMNEUW): Ditto.
679 (IX86_BUILTIN_VPCOMLTUW): Ditto.
680 (IX86_BUILTIN_VPCOMLEUW): Ditto.
681 (IX86_BUILTIN_VPCOMGTUW): Ditto.
682 (IX86_BUILTIN_VPCOMGEUW): Ditto.
683 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
684 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
686 (IX86_BUILTIN_VPCOMEQUD): Ditto.
687 (IX86_BUILTIN_VPCOMNEUD): Ditto.
688 (IX86_BUILTIN_VPCOMLTUD): Ditto.
689 (IX86_BUILTIN_VPCOMLEUD): Ditto.
690 (IX86_BUILTIN_VPCOMGTUD): Ditto.
691 (IX86_BUILTIN_VPCOMGEUD): Ditto.
692 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
693 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
695 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
696 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
697 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
698 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
699 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
700 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
701 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
702 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
704 (IX86_BUILTIN_VPCOMEQB): Ditto.
705 (IX86_BUILTIN_VPCOMNEB): Ditto.
706 (IX86_BUILTIN_VPCOMLTB): Ditto.
707 (IX86_BUILTIN_VPCOMLEB): Ditto.
708 (IX86_BUILTIN_VPCOMGTB): Ditto.
709 (IX86_BUILTIN_VPCOMGEB): Ditto.
710 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
711 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
713 (IX86_BUILTIN_VPCOMEQW): Ditto.
714 (IX86_BUILTIN_VPCOMNEW): Ditto.
715 (IX86_BUILTIN_VPCOMLTW): Ditto.
716 (IX86_BUILTIN_VPCOMLEW): Ditto.
717 (IX86_BUILTIN_VPCOMGTW): Ditto.
718 (IX86_BUILTIN_VPCOMGEW): Ditto.
719 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
720 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
722 (IX86_BUILTIN_VPCOMEQD): Ditto.
723 (IX86_BUILTIN_VPCOMNED): Ditto.
724 (IX86_BUILTIN_VPCOMLTD): Ditto.
725 (IX86_BUILTIN_VPCOMLED): Ditto.
726 (IX86_BUILTIN_VPCOMGTD): Ditto.
727 (IX86_BUILTIN_VPCOMGED): Ditto.
728 (IX86_BUILTIN_VPCOMFALSED): Ditto.
729 (IX86_BUILTIN_VPCOMTRUED): Ditto.
731 (IX86_BUILTIN_VPCOMEQQ): Ditto.
732 (IX86_BUILTIN_VPCOMNEQ): Ditto.
733 (IX86_BUILTIN_VPCOMLTQ): Ditto.
734 (IX86_BUILTIN_VPCOMLEQ): Ditto.
735 (IX86_BUILTIN_VPCOMGTQ): Ditto.
736 (IX86_BUILTIN_VPCOMGEQ): Ditto.
737 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
738 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
740 (enum multi_arg_type): New enum for describing the various XOP
741 intrinsic argument types.
742 (bdesc_multi_arg): New table for XOP intrinsics.
743 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
744 (ix86_expand_multi_arg_builtin): New function for creating XOP
747 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
748 (xop_pmacsww): Ditto.
749 (xop_pmacssww): Ditto.
750 (xop_pmacsdd): Ditto.
751 (xop_pmacssdd): Ditto.
752 (xop_pmacssdql): Ditto.
753 (xop_pmacssdqh): Ditto.
754 (xop_pmacsdql): Ditto.
755 (xop_pmacsdql_mem): Ditto.
756 (xop_mulv2div2di3_low): Ditto.
757 (xop_pmacsdqh): Ditto.
758 (xop_pmacsdqh_mem): Ditto.
759 (xop_mulv2div2di3_high): Ditto.
760 (xop_pmacsswd): Ditto.
761 (xop_pmacswd): Ditto.
762 (xop_pmadcsswd): Ditto.
763 (xop_pmadcswd): Ditto.
764 (xop_pcmov_<mode>): Ditto.
765 (xop_pcmov_<mode>256): Ditto.
766 (xop_phaddbw): Ditto.
767 (xop_phaddbd): Ditto.
768 (xop_phaddbq): Ditto.
769 (xop_phaddwd): Ditto.
770 (xop_phaddwq): Ditto.
771 (xop_phadddq): Ditto.
772 (xop_phaddubw): Ditto.
773 (xop_phaddubd): Ditto.
774 (xop_phaddubq): Ditto.
775 (xop_phadduwd): Ditto.
776 (xop_phadduwq): Ditto.
777 (xop_phaddudq): Ditto.
778 (xop_phsubbw): Ditto.
779 (xop_phsubwd): Ditto.
780 (xop_phsubdq): Ditto.
782 (rotl<mode>3): Ditto.
783 (rotr<mode>3): Ditto.
784 (xop_rotl<mode>3): Ditto.
785 (xop_rotr<mode>3): Ditto.
786 (vrotr<mode>3): Ditto.
787 (vrotl<mode>3): Ditto.
788 (xop_vrotl<mode>3): Ditto.
789 (vlshr<mode>3): Ditto.
790 (vashr<mode>3): Ditto.
792 (xop_ashl<mode>3): Ditto.
793 (xop_lshl<mode>3): Ditto.
798 (xop_frcz<mode>2): Ditto.
799 (xop_vmfrcz<mode>2): Ditto.
800 (xop_frcz<mode>2256): Ditto.
801 (xop_maskcmp<mode>3): Ditto.
802 (xop_maskcmp_uns<mode>3): Ditto.
803 (xop_maskcmp_uns2<mode>3): Ditto.
804 (xop_pcom_tf<mode>3): Ditto.
806 * doc/invoke.texi (-mxop): Add documentation.
807 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
809 2009-11-03 Mark Mitchell <mark@codesourcery.com>
812 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
813 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
814 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
816 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
819 * arm.md (peephole2 patterns for move and compare): New.
821 2009-11-04 Nick Clifton <nickc@redhat.com>
823 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
824 Make sure that it does not allow CONST_DOUBLEs.
825 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
826 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
827 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
828 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
829 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
830 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
831 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
832 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
833 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
834 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
835 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
836 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
837 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
838 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
839 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
841 2009-11-04 Richard Guenther <rguenther@suse.de>
843 PR tree-optimization/41919
844 * tree-vrp.c (test_for_singularity): Properly compare values.
846 2009-11-04 Revital Eres <eres@il.ibm.com>
848 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
849 Consider peeling for alignment only for stores and remove
850 redundant assignment.
852 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
855 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
856 (m68k_ok_for_sibcall_p): Handle different result return locations.
858 2009-11-04 Richard Guenther <rguenther@suse.de>
860 * c-opts.c (c_common_post_options): Move LTO option processing
862 * opts.c (decode_options): ... here.
864 2009-11-04 Jakub Jelinek <jakub@redhat.com>
866 * c-common.c (fold_offsetof_1): Use %wd instead of
867 HOST_WIDE_INT_PRINT_DEC.
869 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
871 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
874 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
876 * config.gcc (vax-*-linux*): Keep the original contents of
877 tmake_file while adding vax/t-linux.
879 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
883 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
884 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
885 (STACK_CHECK_MOVING_SP): Likewise.
886 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
887 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
888 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
889 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
890 Document PROBE_STACK.
891 * explow.c (anti_adjust_stack_and_probe): New function.
892 (allocate_dynamic_stack_space): Do not directly allocate space if
893 STACK_CHECK_MOVING_SP, instead invoke above function.
894 (emit_stack_probe): Handle probe_stack insn.
895 (PROBE_INTERVAL): New macro.
896 (STACK_GROW_OPTAB): Likewise.
897 (STACK_GROW_OFF): Likewise.
898 (probe_stack_range): Use Pmode and memory_address consistently. Fix
899 loop condition in the small constant case. Rewrite in the general
900 case to be immune to wraparounds. Make sure the address of probes
901 is valid. Try to use [base + disp] addressing mode if possible.
902 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
903 checking is enabled and STACK_CHECK_MOVING_SP.
904 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
905 return 1 for volatile references to the stack pointer.
906 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
907 __builtin_alloca if stack checking is enabled.
908 * unwind-dw2.c (uw_identify_context): Take into account whether the
909 context is that of a signal frame or not.
910 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
911 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
913 2009-11-03 Jakub Jelinek <jakub@redhat.com>
915 PR rtl-optimization/41917
916 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
917 operand isn't known to be 0, return 1.
919 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
921 * config/mips/mips.md: Fix typos.
923 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
925 * doc/invoke.texi: Fix typo.
927 2009-11-03 Paul Brook <paul@codesourcery.com>
929 * config/arm/neon.ml (vectype): Add T_floatSF.
930 (string_of_vectype): Ditto.
931 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
932 (deftypes): Use float for float32_t.
933 * config/arm/arm_neon.h: Regenerate.
935 2009-11-03 Nick Clifton <nickc@redhat.com>
936 Kevin Buettner <kevinb@redhat.com>
938 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
939 order of expected registers.
940 (rx_load_multiple_vector): Likewise.
941 (rx_rtsd_vector): Likewise.
942 * config/rx/rx.c (rx_cpu_type): New variable.
943 (rx_print_operand): Fix bug printing 64-bit constant values.
944 (rx_emit_stack_pushm): Reverse order of pushed registers.
945 (gen_rx_store_vector): Likewise.
946 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
948 (is_exception_func): Rename to is_interrupt_func and only accept
949 "interrupt" as the attribute name.
950 (rx_get_stack_layout): Use new function name.
951 (rx_func_attr_inlinable): Likewise.
952 (rx_attribute_table): Remove "exception".
953 (rx_expand_prologue): If necessary push the accumulator register
954 in the prologue of interrupt functions.
955 (rx_expand_epilogue): If necessary pop the accumulator.
956 (rx_builtins): Add RX_BUILTIN_MVTIPL.
957 (rx_expand_builtin_stz): Remove.
958 (rx_expand_builtin_mvtipl): New function.
959 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
960 (rx_expand_builtin): Likewise.
961 (rx_enable_fpu): New variable.
962 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
963 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
964 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
965 (enum rx_cpu_types): Define.
966 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
967 (INCOMING_FRAME_SP_OFFSET): Define.
968 (ARG_POINTER_CFA_OFFSET): Define.
969 (FRAME_POINTER_CFA_OFFSET): Define.
970 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
971 (ALLOW_RX_FPU_INSNS): Define.
972 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
973 fast_math_flags_set_p.
974 (UNSPEC_BUILTIN_MVTIPL): Define.
975 (revl): Rename to bswapsi2.
976 (bswaphi2): New pattern.
977 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
980 (mvtc): Remove clobber of cc0.
983 * config/rx/rx.opt (mieee): Remove.
988 (msave-acc-in-interrupts): Add.
989 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
990 (MULTILIB_DIRS): Likewise.
991 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
992 * doc/extend.texi: Remove description of "exception" function
994 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
995 -msave-acc-in-interrupts options.
997 2009-11-03 Richard Guenther <rguenther@suse.de>
999 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1001 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1004 * c-common.c (fold_offsetof_1): Issue errors when the member
1005 designator of the offsetof expression is not legitimate.
1007 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1009 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1010 names instead of numerical constants.
1011 (sse_prologue_save): Ditto.
1012 (*sse_prologue_save_insn): Ditto.
1014 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1017 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1018 (TARGET_CALL_ESP): New define.
1019 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1021 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1022 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1023 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1025 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1026 New patterns, use "lsm" as operand 1 constraint.
1027 * config/i386/predicates.md (call_insn_operand): Depend on
1028 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1030 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1032 PR tree-optimization/41857
1033 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1034 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1036 * tree-ssa-address.c (move_hint_to_base): New function.
1037 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1038 address space associated with TYPE.
1039 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1040 most_expensive_mult_to_index. Call move_hint_to_base.
1041 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1042 TYPE to addr_to_parts.
1044 2009-11-02 Martin Jambor <mjambor@suse.cz>
1046 PR tree-optimization/41750
1047 * tree-sra.c (analyze_modified_params): Loop over all
1048 representatives of components of a parameter.
1050 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1052 PR tree-optimization/41841
1053 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1054 local variables of not yet materialized clones.
1057 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1058 for a VOIDmode variable.
1061 * c-pragma.c (visstack): Change into vector of ints rather than
1062 enum symbol_visibility.
1063 (push_visibility): Add kind argument, push default_visibility together
1065 (pop_visibility): Add kind argument, return true if successful, fail
1066 if visibility stack is empty or if stack top is of different kind.
1067 (handle_pragma_visibility): Don't check length of visstack, instead
1068 call pop_visibility and issue diagnostics if it failed. Pass 0
1069 as last argument to push_visibility and pop_visibility.
1070 * c-pragma.h (push_visibility): Add kind argument.
1071 (pop_visibility): Likewise. Return bool instead of void.
1073 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1075 * tree.def (TARGET_MEM_REF): Update comment.
1076 * alias.c (get_alias_set): Retrieve the original memory reference for
1077 a TARGET_MEM_REF before proceeding.
1079 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1081 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1082 frv_function_value_regno_p): New functions.
1083 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1084 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1085 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1086 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1088 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1090 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1091 new 'outgoing' argument.
1092 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1093 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1094 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1095 LIBCALL_VALUE): Remove.
1096 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1097 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1098 (mh10300_function_value_regno_p): Declare.
1100 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1102 * config/arm/cortex-a9.md: New - integer pipeline description.
1104 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1106 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1107 aborting if the sizes of the two references don't match.
1109 2009-10-31 Toon Moene <toon@moene.org>
1111 * ipa-inline.c (cgraph_decide_inlining):
1112 Include reason for not inlining called-once functions in dump file.
1114 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1116 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1117 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1118 (LINK_SPEC): BE_LINK_SPEC added.
1120 2009-10-30 Richard Guenther <rguenther@suse.de>
1123 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1125 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1127 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1128 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1131 2009-10-30 Martin Jambor <mjambor@suse.cz>
1133 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1135 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1138 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1139 first. Move assert on stack_alignment_estimated just before
1140 setting stack_realign_needed.
1141 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1142 Don't call update_stack_boundary.
1144 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1145 (verride_options): Don't check ix86_force_align_arg_pointer here.
1146 (ix86_function_ok_for_sibcall): Use it.
1147 (ix86_update_stack_boundary): Likewise.
1149 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1151 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1153 * arm.md (QHSI): New mode iterator.
1154 (movqi): If generating for thumb, then truncate any immediate to
1156 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1158 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1161 2009-10-29 Cary Coutant <ccoutant@google.com>
1164 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1165 locations in the source).
1166 (store_vcall_insn): New function.
1167 (lookup_vcall_insn): New function.
1168 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1169 (dwarf2out_copy_call_info): New function.
1170 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1171 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1172 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1173 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1174 (debug_nothing_rtx_rtx): New dummy hook.
1175 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1176 (xcoff_debug_hooks): Likewise.
1177 * sdbout.c (sdb_debug_hooks): Likewise.
1178 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1180 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1182 * doc/invoke.texi (mmcount-ra-address): Document new command line
1184 * config/mips/mips.opt (mmcount-ra-address): New option.
1185 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1187 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1189 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1190 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1192 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1193 mips_function_profiler.
1195 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1199 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1200 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1201 * optc-gen.awk (cl_target_option_restore): Include call to
1202 targetm.override_options_after_change.
1203 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1204 * target.h (override_options_after_change): New.
1205 * c-common.c (parse_optimize_options): Call
1206 targetm.override_options_after_change.
1207 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1208 (ia64_override_options_after_change): New.
1209 (ia64_override_options) Add call to above.
1211 2009-10-29 Michael Matz <matz@suse.de>
1213 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1214 (gate_convert_to_rsqrt): Ditto.
1215 (pass_convert_to_rsqrt): Ditto.
1216 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1217 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1220 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1222 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1224 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1227 2009-10-29 Martin Jambor <mjambor@suse.cz>
1229 PR tree-optimization/41775
1230 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1231 (generate_subtree_copies): Do not unshare agg.
1232 (load_assign_lhs_subreplacements): Do not unshare rhs.
1233 (sra_modify_assign): Do not unshare exprs.
1234 (propagate_subacesses_accross_link): Renamed to
1235 propagate_subaccesses_across_link.
1237 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1239 * arm.c (count_insns_for_constant): Rework to support counting for
1240 thumb2 immediates as well.
1241 (find_best_start): Split out from arm_gen_constant.
1242 (arm_gen_constant): Rework to support XOR with immediate.
1244 2009-10-29 Chao-ying Fu <fu@mips.com>
1246 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1248 (mips_expand_synci_loop): Use the length rtx to control the
1249 synci loop from the begin rtx that points to the first byte of
1252 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1254 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1256 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1258 * dbxout.c (dbxout_common_check): Accept non public trees.
1259 * dwarf2out.c (fortran_common): Accept non public trees.
1261 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1263 * common.opt (fuse-linker-plugin): New option.
1264 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1266 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1268 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1270 PR rtl-optimization/39715
1271 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1272 (gen_cstoresi_ltu_thumb1): New splitter.
1274 2009-10-28 Richard Guenther <rguenther@suse.de>
1278 * tree-ssa.c (useless_type_conversion_p): Do not treat
1279 conversions to pointers to incomplete types as useless.
1280 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1283 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1285 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1286 vt_expand_loc unnecessarily when location is not a register nor
1290 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1291 fields don't have DECL_NAME.
1294 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1295 call convert_memory_address on addr.
1298 * config/i386/i386.c (ix86_pic_register_p): Don't call
1299 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1301 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1303 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1304 a variable part from its REG, MEM or VALUE.
1306 2009-10-28 Richard Guenther <rguenther@suse.de>
1308 * gimple.c (gimple_get_alias_set): Fix comment typo.
1310 2009-10-28 Richard Guenther <rguenther@suse.de>
1312 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1313 (free_lang_data): Unconditionally compute alias sets for all
1314 standard integer types. Bail out if gate bailed out previously.
1315 Do not reset the types_compatible_p langhook.
1316 (gate_free_lang_data): Remove.
1317 (struct pass_ipa_free_lang_data): Enable unconditionally.
1318 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1321 2009-10-28 Richard Guenther <rguenther@suse.de>
1324 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1325 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1326 (call_may_clobber_ref_p_1): Likewise.
1327 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1328 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1330 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1332 PR rtl-optimization/41812
1335 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1337 * df-problems.c (df_md_scratch): New.
1338 (df_md_alloc, df_md_free): Allocate/free it.
1339 (df_md_local_compute): Only include live registers in init.
1340 (df_md_transfer_function): Prune the in-set computed by
1341 the confluence function, and the gen-set too.
1343 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1345 PR rtl-optimization/39715
1346 * combine.c (simplify_comparison): Use extensions to
1347 widen comparisons. Try an ANDing first.
1349 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1351 PR rtl-optimization/40741
1352 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1353 a small constant is cheap.
1354 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1355 force_reg on the LHS.
1356 (xorsi3): Likewise, and split the XOR if the constant is complex
1357 and not in Thumb mode.
1359 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1361 * expmed.c (emit_store_flag): Check costs before
1362 transforming to the opposite representation.
1364 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1366 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1367 cstore result to DImode.
1369 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1371 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1372 inside the unspec vector.
1374 2009-10-27 Richard Henderson <rth@redhat.com>
1376 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1378 2009-10-27 Richard Henderson <rth@redhat.com>
1381 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1382 eh_region_may_contain_throw; update users.
1383 (eh_region_may_contain_throw): New function.
1384 (lower_catch): Check flag_exceptions before creating exception region.
1385 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1386 (lower_cleanup): Tidy existing flag_exceptions check to match.
1388 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1391 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1392 * config/i386/mingw.opt: Add fset-stack-executable.
1393 * config/i386/i386.c (ix86_trampoline_init): Make call to
1394 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1395 defined and its value is not zero.
1398 2009-10-27 Richard Guenther <rguenther@suse.de>
1400 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1401 handle calls to externally visible functions like in regular mode.
1402 (create_variable_info_for): Do not create function infos here.
1403 (have_alias_info): Remove write-only variable.
1404 (solve_constraints): New function split out from common code
1405 in compute_points_to_sets and ipa_pta_execute.
1406 (compute_points_to_sets): Adjust.
1407 (ipa_pta_execute): Likewise. Handle clones and externally visible
1408 functions like in non-IPA mode.
1410 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1413 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1416 2009-10-27 Richard Guenther <rguenther@suse.de>
1418 * tree-complex.c (expand_complex_div_wide): Check for
1419 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1421 2009-10-27 Revital Eres <eres@il.ibm.com>
1423 PR tree-optimization/40648
1424 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1425 Change decision of when to peel for alignment.
1427 2009-10-27 Richard Guenther <rguenther@suse.de>
1430 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1432 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1435 * fold-const.c (fold_binary_loc): Do not call
1436 protected_set_expr_location.
1438 2009-10-27 Wei Guozhi <carrot@google.com>
1441 * target.h (have_conditional_execution): Add a new target hook
1443 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1444 * targhooks.h (default_have_conditional_execution): Likewise.
1445 * targhooks.c (default_have_conditional_execution): Likewise.
1446 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1447 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1448 (arm_have_conditional_execution): New function.
1449 * ifcvt.c (noce_process_if_block, find_if_header,
1450 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1451 macro HAVE_conditional_execution to a target hook call.
1452 * recog.c (peephole2_optimize): Likewise.
1453 * sched-rgn.c (add_branch_dependences): Likewise.
1454 * final.c (asm_insn_count, final_scan_insn): Likewise.
1455 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1457 2009-10-26 Ben Elliston <bje@au.ibm.com>
1458 Michael Meissner <meissner@linux.vnet.ibm.com>
1459 Ulrich Weigand <uweigand@de.ibm.com>
1461 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1462 * config/spu/spu_cache.h: New file.
1464 * config/spu/cachemgr.c: New file.
1465 * config/spu/cache.S: New file.
1467 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1468 (ADDR_SPACE_EA): Define.
1469 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1470 * config/spu/spu.c (EAmode): New macro.
1471 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1472 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1473 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1474 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1475 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1476 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1477 (TARGET_ASM_SELECT_SECTION): Likewise.
1478 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1479 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1480 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1481 (ea_symbol_ref): New function.
1482 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1483 (spu_addr_space_legitimate_address_p): New function.
1484 (spu_addr_space_legitimize_address): Likewise.
1485 (cache_fetch): New global.
1486 (cache_fetch_dirty): Likewise.
1487 (ea_alias_set): Likewise.
1488 (ea_load_store): New function.
1489 (ea_load_store_inline): Likewise.
1490 (expand_ea_mem): Likewise.
1491 (spu_expand_mov): Handle __ea qualified memory references.
1492 (spu_addr_space_pointer_mode): New function.
1493 (spu_addr_space_address_mode): Likewise.
1494 (spu_addr_space_subset_p): Likewise.
1495 (spu_addr_space_convert): Likewise.
1496 (spu_section_type_flags): Handle "._ea" section.
1497 (spu_select_section): New function.
1498 (spu_unique_section): Likewise.
1499 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1500 and __EA64__ predefined macros.
1501 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1502 -matomic-updates switches.
1504 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1505 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1506 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1507 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1508 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1509 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1510 $(T)cache128k.o): Likewise.
1511 ($(T)libgcc_%.a): Likewise.
1513 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1514 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1515 (-maddress-space-conversion): Likewise.
1516 (-mcache-size=): Likewise.
1517 (-matomic-updates): Likewise.
1518 * doc/invoke.texi (-mea32/-mea64): Document.
1519 (-maddress-space-conversion): Likewise.
1520 (-mcache-size=): Likewise.
1521 (-matomic-updates): Likewise.
1523 2009-10-26 Ben Elliston <bje@au.ibm.com>
1524 Michael Meissner <meissner@linux.vnet.ibm.com>
1525 Ulrich Weigand <uweigand@de.ibm.com>
1527 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1529 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1530 defined, add the named address space keywords.
1531 (c_addr_space_name): New function.
1532 (complete_array_type): Preserve named address space.
1533 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1534 instead of targetm.valid_pointer_mode.
1536 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1537 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1538 (ADDR_SPACE_KEYWORD): New macro.
1539 (c_addr_space_name): Add prototype.
1541 * c-tree.h (struct c_declspecs): Add address_space member.
1542 (declspecs_add_addrspace): Add prototype.
1544 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1546 * c-parser.c (c_parse_init): Add assertion.
1547 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1548 (c_lex_one_token): Handle address space keywords.
1549 (c_token_starts_typename): Likewise.
1550 (c_token_starts_declspecs): Likewise.
1551 (c_parser_declspecs): Likewise.
1552 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1553 literal within function qualified with named address space.
1555 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1556 address space qualifiers.
1557 (shadow_tag_warned): Warn about useless address space qualifiers.
1558 (quals_from_declspecs): Handle address space qualifiers.
1559 (grokdeclarator): Likewise.
1560 (build_null_declspecs): Likewise.
1561 (declspecs_add_addrspace): New function.
1563 * c-typeck.c (addr_space_superset): New function.
1564 (qualify_type): Handle named address spaces.
1565 (composite_type): Likewise.
1566 (common_pointer_type): Likewise.
1567 (comp_target_types): Likewise.
1568 (build_conditional_expr): Likewise.
1569 (handle_warn_cast_qual): Likewise.
1570 (build_c_cast): Likewise.
1571 (convert_for_assignment): Likewise.
1572 (build_binary_op): Likewise.
1573 (pointer_diff): Handle named address spaces. Use intermediate
1574 integer type of sufficient size if required.
1576 2009-10-26 Ben Elliston <bje@au.ibm.com>
1577 Michael Meissner <meissner@linux.vnet.ibm.com>
1578 Ulrich Weigand <uweigand@de.ibm.com>
1580 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1581 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1582 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1584 * target.h (struct target_def): Add pointer_mode, address_mode,
1585 and valid_pointer_mode to addr_space substructure.
1586 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1587 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1588 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1589 (TARGET_ADDR_SPACE_HOOKS): Add them.
1590 * targhooks.c (target_default_pointer_address_modes_p): New function.
1591 * target.h (target_default_pointer_address_modes_p): Add prototype.
1592 * targhooks.c (default_addr_space_pointer_mode): New function.
1593 (default_addr_space_address_mode): Likewise.
1594 (default_addr_space_valid_pointer_mode): Likewise.
1595 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1596 (default_addr_space_address_mode): Likewise.
1597 (default_addr_space_valid_pointer_mode): Likewise.
1598 * output.h (default_valid_pointer_mode): Move to ...
1599 * targhooks.h (default_valid_pointer_mode): ... here.
1600 * varasm.c (default_valid_pointer_mode): Move to ...
1601 * targhooks.c (default_valid_pointer_mode): ... here.
1603 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1604 instead of targetm.valid_pointer_mode.
1606 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1607 * tree.c (integer_pow2p): Likewise.
1608 (tree_log2): Likewise.
1609 (tree_floor_log2): Likewise.
1610 (signed_or_unsigned_type_for): Support pointer type of different size.
1611 (int_or_pointer_precision): New function.
1612 * tree.h (int_or_pointer_precision): Add prototype.
1613 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1614 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1615 incoming pointer type instead of POINTER_SIZE.
1617 * tree.c (build_pointer_type): Use appropriate pointer mode
1618 instead of ptr_mode.
1619 (build_reference_type): Likewise.
1620 * expr.c (store_expr): Likewise.
1621 (expand_expr_addr_expr): Likewise.
1622 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1623 * cfgexpand.c (expand_debug_expr): Likewise.
1625 * auto-inc-dec.c: Include "target.h".
1626 (try_merge): Use appropriate address mode instead of Pmode.
1627 (find_inc): Likewise.
1628 * combine.c (find_split_point): Likewise.
1629 * cselib.c (cselib_record_sets): Likewise.
1630 * dse.c (replace_inc_dec): Likewise.
1631 (canon_address): Likewise.
1632 * var-tracking.c (replace_expr_with_values): Likewise.
1633 (count_uses): Likewise.
1634 (add_uses): Likewise.
1635 (add_stores): Likewise.
1636 * emit-rtl.c: Include "target.h".
1637 (adjust_address_1): Use appropriate address mode instead of Pmode.
1638 (offset_address): Likewise.
1639 * explow.c (break_out_memory_refs): Likewise.
1640 (memory_address_addr_space): Likewise.
1641 (promote_mode): Likewise.
1642 * expr.c (move_by_pieces): Likewise.
1643 (emit_block_move_via_loop): Likewise.
1644 (store_by_pieces): Likewise.
1645 (store_by_pieces_1): Likewise.
1646 (expand_assignment): Likewise.
1647 (store_constructor): Likewise.
1648 (expand_expr_addr_expr): Likewise.
1649 (expand_expr_real_1): Likewise.
1650 * cfgexpand.c (expand_debug_expr): Likewise.
1651 * ifcvt.c (noce_try_cmove_arith): Likewise.
1652 * regcprop.c (kill_autoinc_value): Likewise.
1653 * regmove.c (try_auto_increment): Likewise.
1654 * reload.c (find_reloads): Likewise.
1655 (find_reloads_address): Likewise.
1656 (find_reloads_address_1): Likewise.
1657 * sched-deps.c: Include "target.h".
1658 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1659 (sched_analyze_2): Likewise.
1660 * sel-sched-dump.c: Include "target.h".
1661 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1662 * stor-layout.c (layout_type): Likewise.
1663 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1664 (multiplier_allowed_in_address_p): Likewise.
1665 (get_address_cost): Likewise.
1666 * varasm.c (make_decl_rtl): Likewise.
1668 * expr.c (expand_assignment): Always convert offsets to appropriate
1670 (store_expr): Likewise.
1671 (store_constructor): Likewise.
1672 (expand_expr_real_1): Likewise.
1674 * reload.h (form_sum): Add MODE argument.
1675 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1676 Update recursive calls.
1677 (subst_indexed_address): Update calls to form_sum.
1679 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1680 * tree-ssa-address.c: Include "target.h".
1681 (templates): Replace by ...
1682 (mem_addr_template_list): ... this new vector.
1683 (TEMPL_IDX): Handle address space numbers.
1684 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1685 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1686 instead of global cache. Update call to gen_addr_rtx.
1687 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1688 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1690 * rtl.h (convert_memory_address_addr_space): Add prototype.
1691 (convert_memory_address): Define as macro.
1692 * explow.c (convert_memory_address): Rename to ...
1693 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1694 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1695 Update recursive calls.
1696 (memory_address_addr_space): Call convert_memory_address_addr_space.
1697 * expmed.c (make_tree): Likewise.
1698 * expr.c (expand_assignment): Likewise.
1699 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1700 (expand_expr_addr_expr): Likewise. Also, update call.
1702 * alias.c (find_base_value): Guard pointer size optimizations.
1703 (find_base_term): Likewise.
1704 * rtlanal.c (nonzero_bits1): Likewise.
1705 (num_sign_bit_copies1): Likewise.
1706 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1708 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1709 (emit-rtl.o): Likewise.
1710 (auto-inc-dec.o): Likewise.
1711 (sched-deps.o): Likewise.
1713 2009-10-26 Ben Elliston <bje@au.ibm.com>
1714 Michael Meissner <meissner@linux.vnet.ibm.com>
1715 Ulrich Weigand <uweigand@de.ibm.com>
1717 * doc/extend.texi (Named Address Spaces): New section.
1718 * coretypes.h (addr_space_t): New type.
1719 (ADDR_SPACE_GENERIC): New define.
1720 (ADDR_SPACE_GENERIC_P): New macro.
1722 * doc/tm.texi (Named Address Spaces): New section.
1723 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1724 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1725 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1726 (TARGET_ADDR_SPACE_CONVERT): Document.
1727 * target.h (struct gcc_target): Add addr_space substructure.
1728 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1729 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1730 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1731 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1732 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1733 (TARGET_INITIALIZER): Initialize addr_space hooks.
1734 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1735 (default_addr_space_legitimize_address): Likewise.
1736 (default_addr_space_subset_p): Likewise.
1737 (default_addr_space_convert): Likewise.
1738 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1739 (default_addr_space_legitimize_address): Likewise.
1740 (default_addr_space_subset_p): Likewise.
1741 (default_addr_space_convert): Likewise.
1743 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1744 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1745 (MEM_ADDR_SPACE): New macro.
1746 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1747 address space memory attribute.
1748 (mem_attrs_htab_hash): Handle address space memory attribute.
1749 (mem_attrs_htab_eq): Likewise.
1750 (set_mem_attributes_minus_bitpos): Likewise.
1751 (set_mem_alias_set): Likewise.
1752 (set_mem_align): Likewise.
1753 (set_mem_expr): Likewise.
1754 (set_mem_offset): Likewise.
1755 (set_mem_size): Likewise.
1756 (adjust_address_1): Likewise.
1757 (offset_address): Likewise.
1758 (widen_memoy_address): Likewise.
1759 (get_spill_slot_decl): Likewise.
1760 (set_mem_attrs_for_spill): Likewise.
1761 (set_mem_addr_space): New function.
1762 * emit-rtl.h (set_mem_addr_space): Add prototype.
1763 * print-rtl.c (print_rtx): Print address space memory attribute.
1764 * expr.c (expand_assignment): Set address space memory attribute
1765 of generated MEM RTXes as appropriate.
1766 (expand_expr_real_1): Likewise.
1767 * cfgexpand.c (expand_debug_expr): Likewise.
1768 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1770 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1771 size of "spare" bitfield.
1772 (TYPE_ADDR_SPACE): New macro.
1773 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1774 (DECODE_QUAL_ADDR_SPACE): Likewise.
1775 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1776 (KEEP_QUAL_ADDR_SPACE): Likewise.
1777 (TYPE_QUALS): Encode type address space.
1778 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1779 * tree.c (set_type_quals): Set type address space.
1780 (build_array_type): Inherit array address space from element type.
1781 * print-tree.c (print_node_brief): Print type address space.
1782 (print_node): Likewise.
1783 * tree-pretty-print.c (dump_generic_node): Likewise.
1785 * explow.c (memory_address): Rename to ...
1786 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1787 Use address-space aware variants of memory address routines.
1788 * recog.c (memory_address_p): Rename to ...
1789 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1790 Use address-space aware variants of memory address routines.
1791 (offsettable_address_p): Rename to ...
1792 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1793 Use address-space aware variants of memory address routines.
1794 * reload.c (strict_memory_address_p): Rename to ...
1795 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1796 Use address-space aware variants of memory address routines.
1797 (maybe_memory_address_p): Rename to ...
1798 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1799 Use address-space aware variants of memory address routines.
1800 * expr.h (memory_address_addr_space): Add prototype.
1801 (memory_address): Define as macro.
1802 * recog.h (memory_address_addr_space_p): Add prototype.
1803 (memory_address_p): Define as macro.
1804 (offsettable_address_addr_space_p): Add prototype.
1805 (offsettable_address_p): Define as macro.
1806 (strict_memory_address_addr_space_p): Add prototype.
1807 (strict_memory_address_p): Define as macro.
1809 * combine.c (find_split_point): Use address-space aware variants
1810 of memory address routines.
1811 * emit-rtl.c (operand_subword): Likewise.
1812 (change_address_1): Likewise.
1813 (adjust_address_1): Likewise.
1814 (offset_address): Likewise.
1815 * expr.c (emit_move_insn): Likewise.
1816 (expand_assignment): Likewise.
1817 (expand_expr_real_1): Likewise.
1818 * recog.c (verify_changes): Likewise.
1819 (general_operand): Likewise.
1820 (offsettable_memref_p): Likewise.
1821 (offsettable_nonstrict_memref_p): Likewise.
1822 (constrain_operands): Likewise.
1823 * reload.c (get_secondary_mem): Likewise.
1824 (find_reloads_toplev): Likewise.
1825 (find_reloads_address): Likewise.
1826 (find_reloads_subreg_address): Likewise.
1827 * reload1.c (reload): Likewise.
1828 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1829 * rtl.h (address_cost): Add ADDRSPACE argument.
1830 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1831 aware variant of memory address routines.
1832 * loop-invariant.c (create_new_invariant): Update address_cost call.
1833 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1834 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1835 Use address-space aware variant of memory address routines.
1836 (propagate_rtx_1): Update call to should_replace_address.
1837 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1839 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1840 ADDRSPACE argument. Use per-address-space instead of global cache.
1841 Use address-space aware variant of memory address routines.
1842 (get_address_cost): Likewise.
1843 (get_computation_cost_at): Update calls.
1844 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1845 Use address-space aware variant of memory address routines.
1846 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1847 (most_expensive_mult_to_index): Update call to
1848 multiplier_allowed_in_address_p.
1850 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1851 attribute to indicate named address spaces.
1853 * varasm.c (get_variable_section): DECLs in named address spaces
1856 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1857 for addresses in a non-generic address space.
1859 * expr.c (emit_block_move_hints): Do not use libcalls for
1860 memory in non-generic address spaces.
1861 (clear_storage_hints): Likewise.
1862 (expand_assignment): Likewise.
1864 * fold-const.c (operand_equal_p): Expressions refering to different
1865 address spaces are not equivalent.
1867 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1868 spaces are not equivalent.
1869 (rtx_equal_p): Likewise.
1870 * cse.c (exp_equiv_p): Likewise.
1871 * jump.c (rtx_renumbered_equal_p): Likewise.
1872 * reload.c (operands_match_p): Likewise.
1874 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1875 address spaces may alias.
1876 (true_dependence): Likewise.
1877 (canon_true_dependence): Likewise.
1878 (write_dependence_p): Likewise.
1880 * dse.c (canon_address): Handle named address spaces.
1881 * ifcvt.c (noce_try_cmove_arith): Likewise.
1883 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1884 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1885 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1886 to handle conversions between different address spaces.
1887 * fold-const.c (fold_convert_loc): Likewise.
1888 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1889 * tree-pretty-print.c (dump_generic_node): Likewise.
1890 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1891 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1892 * tree-inline.c (estimate_operator_cost): Likewise.
1893 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1894 to different address spaces are not useless.
1896 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1899 * cfgcleanup.c (trivially_empty_bb_p): New function.
1900 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1903 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1904 add_name_and_src_coords_attributes, gen_namespace_die,
1905 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1907 2009-10-26 Nick Clifton <nickc@redhat.com>
1909 * config.gcc: Add support for RX target.
1910 * config/rx: New directory.
1911 * config/rx/constraints.md: New file.
1912 * config/rx/predicates.md: New file.
1913 * config/rx/rx.c: New file.
1914 * config/rx/rx.h: New file.
1915 * config/rx/rx.md: New file.
1916 * config/rx/rx.opt: New file.
1917 * config/rx/rx-protos.h: New file.
1918 * config/rx/t-rx: New file.
1919 * doc/extend.texi: Document RX function attributes.
1920 * doc/invoke.texi: Document RX specific command line options.
1921 * doc/contrib.texi: Document RX contribution.
1922 * doc/md.texi: Document RX constraints.
1923 * doc/install.texi: Document RX support.
1925 2009-10-26 Michael Matz <matz@suse.de>
1927 PR tree-optimization/41783
1928 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1929 case for simple diamonds.
1930 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1931 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1932 argument, use alias oracle to skip some vdefs.
1933 (phi_translate_1): Change call to above, don't allocate new
1934 value ids if they can stay the same.
1935 (compute_avail): Allow vuse walking when looking up references.
1937 2009-10-26 Richard Guenther <rguenther@suse.de>
1939 PR tree-optimization/41826
1940 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1941 access to re-allocated vector fields.
1943 2009-10-26 Richard Guenther <rguenther@suse.de>
1945 * graphite-sese-to-poly.c (check_poly_representation): Fix
1946 compile without checking.
1948 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1951 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1952 * gimplify.c (tree_should_carry_location_p,
1953 tree_annotate_one_with_location,tree_annotate_all_with_location):
1954 Remove obsolete functions.
1956 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1959 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1961 2009-10-25 Richard Guenther <rguenther@suse.de>
1963 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1964 Stream DECL_RESTRICTED_P.
1965 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1967 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1969 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1970 a note when expanding to nothing.
1972 2009-10-25 Richard Guenther <rguenther@suse.de>
1975 * tree.c (find_decls_types_r): Deal with Java overloading
1976 BINFO_VIRTUALS for its own purpose.
1978 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1980 * config/mips/predicates.md (hilo_operand): New predicate.
1981 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1982 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1983 splitter part from here ...:
1984 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1985 op0 and op4 to match the DINS case.
1986 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1988 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1991 * avr.md (QIDI): Add new mode iterator.
1992 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1993 patterns for all QI thru DI modes combinations.
1994 (sbrx_and_branch<mode>): Create new and based bit test and jump
1995 patterns for QI thru SI modes.
1996 avr.c (avr_out_sbxx_branch): Use only bit number.
1998 2009-10-24 Jan Hubicka <jh@suse.cz>
2000 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2002 (analyze_function): When analyzing noreturn nothrow call, do not
2003 compute written stats; free bitmaps of vars early if possible.
2004 (generate_summary): Only update bitmaps if computed.
2005 (propagate): Only dump bitmaps if computed.
2006 (ipa_reference_read_summary): Fix pasto.
2008 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2010 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2011 (aliasing_component_refs_p): ...this. Return true if there is no
2012 common base and the base access types have the same alias set.
2013 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2014 (indirect_refs_may_alias_p): Likewise.
2016 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2019 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2020 a C_MAYBE_CONST_EXPR.
2022 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2025 * config/rs6000/rs6000.c (struct machine_function): Add
2026 vsx_or_altivec_used_p to record if vector types are used.
2027 (rs6000_expand_to_rtl_hook): Rename from
2028 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2029 any vector operations, so if there are, we can set VRSAVE to
2030 non-zero when only floating point vector registers are used.
2031 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2032 (rs6000_check_vector_mode): Inner function to check if vector
2033 types are used in the code.
2034 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2035 vector instructions are used.
2037 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2038 Indicate that VSX registers which overlap floating point
2039 registers, can't be used across a call, since the ABI only states
2040 the scalar part of the register will be saved and restored.
2042 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2045 * alias.c (get_alias_set): Call langhook before returning 0 for
2046 types with structural equality.
2047 * c-common.c (c_common_get_alias_set): Use alias set of element
2048 type for arrays with structural comparison.
2050 2009-10-23 Richard Guenther <rguenther@suse.de>
2053 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2054 gimple_call_nothrow_p.
2056 2009-10-23 Richard Guenther <rguenther@suse.de>
2058 PR tree-optimization/41778
2059 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2060 redundancy along a path in the CFG we want to optimize for speed
2061 is going to be removed.
2062 (execute_pre): Do partial-PRE only if the function is to be
2063 optimized for speed.
2064 (gate_pre): Do not turn off all of PRE when not optimizing a
2067 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2069 * builtins.c (fold_builtin_cabs): Use validate_arg().
2070 (fold_builtin_cexp): Fix if-logic.
2071 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2073 2009-10-22 Jeff Law <law@redhat.com>
2075 * ira-lives.c (process_single_reg_class_operands): Update the
2076 hard reg costs for all the hard registers desired by the
2077 single reg class operand.
2079 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2081 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2082 for rtxes that aren't handled specially.
2084 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2086 * rtl.h (shallow_copy_rtvec): Declare.
2087 * rtl.c (shallow_copy_rtvec): New function.
2088 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2089 rtx field if the subrtx has changed.
2091 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2093 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2094 (m32c_function_value): Make static, add new 'outgoing' argument.
2095 (m32c_libcall_value): Make static, add new 'fun' argument.
2096 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2097 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2098 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2099 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2100 (m32c_function_value, m32c_libcall_value): Delete declaration.
2102 2009-10-22 Diego Novillo <dnovillo@google.com>
2104 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2106 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2108 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2111 2009-10-22 Richard Guenther <rguenther@suse.de>
2113 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2114 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2115 (lto_symtab_merge): Do not merge cgraph nodes here.
2116 (lto_symtab_resolve_can_prevail_p): Simplify.
2117 (lto_symtab_resolve_symbols): Store cgraph node.
2118 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2119 functions from the symtab.
2120 (lto_symtab_merge_cgraph_nodes_1): New function.
2121 (lto_symtab_merge_cgraph_nodes): Likewise.
2123 2009-10-22 Richard Guenther <rguenther@suse.de>
2126 * lto-streamer-out.c (lto_output_location): Stream the
2128 * lto-streamer-in.c (lto_input_location): Likewise.
2130 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2132 * cfgloopmanip.c (duplicate_subloops): Export.
2133 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2134 (transform_to_exit_first_loop): Duplicate bbs starting from
2135 header up to loop->latch instead of exit->src.
2136 Initialize control variable to the correct number of iterations.
2137 (gather_scalar_reductions): Do not register double reductions.
2138 (parallelize_loops): Dump which loop is tested.
2139 Indicate whether the parallelized loop is inner or not.
2140 Remove the innermost-loop requirement.
2141 * cfgloop.h (duplicate_subloops): Export.
2142 * tree-cfg.c (add_phi_args_after_redirect): New function.
2143 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2144 Call duplicate_subloops.
2145 Update number of iterations at the exit condition.
2146 Don't redirect nexits always to the loop exit.
2147 Redirect copied edges from latch to the loop exit.
2149 2009-10-22 Jan Hubicka <jh@suse.cz>
2151 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2153 * ipa-inline.c (cgraph_mark_inline_edge,
2154 cgraph_decide_inlining_of_small_function,
2155 cgraph_decide_inlining, inline_read_summary): Disable indirect
2156 inlining for WPA for time being.
2158 PR tree-optimize/40556
2159 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2161 2009-10-22 Richard Guenther <rguenther@suse.de>
2163 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2164 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2166 2009-10-22 Jan Hubicka <jh@suse.cz>
2169 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2171 (check_call): Handle only indirect calls.
2172 (propagate_bits): Update comment.
2173 (write_node_summary_p): Turn bogus check to assert.
2174 (ipa_reference_write_summary): Stream calls_read_all properly.
2175 (ipa_reference_read_summary): Stream in calls_read_all properly.
2176 (read_write_all_from_decl): New function.
2177 (propagate): Handle OVERWRITABLE nodes and external calls here.
2178 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2180 (analyze_function): Do not check visibility here.
2181 (add_new_function): We summary OVERWRITABLE too.
2182 (generate_summary): Stream OVERWRITABLE nodes too.
2183 (propagate): Handle external calls and OVERWRITABLE nodes here.
2184 (local_pure_const): Check visibility here.
2186 2009-10-22 Jan Hubicka <jh@suse.cz>
2188 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2189 (pass_ipa_cp): Register them.
2190 (ipcp_init_stage): Analyze all functions for whopr/lto.
2191 (ipcp_propagate_stage): Skip external calls.
2192 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2193 * ipa-reference.c (write_node_summary_p): Fix thinko about
2195 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2196 when in ltrans, skip executing of ipa passes since everything
2197 should've been done.
2198 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2199 (inline_generate_summary): Likewise.
2200 (inline_read_summary): New function.
2201 (inline_write_summary): New function.
2202 (pass_ipa_inline): Register new hooks.
2203 * ipa-prop.c: Inlcude lto-streamer.h
2204 (ipa_edge_args_vector): Update declaration.
2205 (ipa_count_arguments, ipa_compute_jump_functions,
2206 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2207 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2208 ipa_read_node_info): New static functions.
2209 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2210 (duplicate_array): Use xmalloc.
2211 (duplicate_ggc_array): New.
2212 (ipa_edge_duplication_hook): Use it.
2213 (ipa_update_after_lto_read): New function.
2214 * ipa-prop.h (ipa_prop_write_jump_functions,
2215 ipa_prop_read_jump_functions): Declare.
2216 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2217 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2218 (ipa_edge_args_vector): Move into GGC.
2219 (ipa_check_create_edge_args): Update.
2220 (ipa_update_after_lto_read): New.
2221 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2223 (ipa_read_summaries): When in ltrans, so not read summaries.
2224 * lto-streamer.c (lto_get_section_name): Add
2225 LTO_section_jump_functions.
2226 * lto-streamer.h (LTO_section_jump_functions): New section.
2227 (produce_asm): Declare.
2228 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2229 * lto-streamer-out.c (produce_asm): Export.
2230 * lto-streamer-in.c: Include tree-pass.h
2231 (input_function): Free dominance info when done.
2232 (lto_read_body): Push ipa_inline in ltrans stage.
2233 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2234 * Makefile.in (GTFILES): Add ipa-prop.h
2236 2009-10-22 Matthias Klose <doko@ubuntu.com>
2238 * doc/install.texi: Document --enable-browser-plugin.
2240 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2242 * doc/invoke.texi (fira-loop-pressure): Update default value.
2243 * opts.c (decode_options): Remove default value setting for
2244 flag_ira_loop_pressure.
2245 * config/ia64/ia64.c (ia64_override_options): Set
2246 flag_ira_loop_pressure up for -O3.
2247 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2249 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2251 PR tree-optimization/41497
2252 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2253 chrec_dont_know if the evolution function returned by follow_ssa_edge
2254 is constant in the analyzed loop and is not compatible with the
2255 initial value before the loop.
2256 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2258 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2260 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2262 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2265 * doc/invoke.texi: Document -print-multi-os-directory.
2267 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2270 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2271 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2272 when darwin_emit_unwind_label is used.
2274 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2276 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2279 2009-10-20 Richard Henderson <rth@redhat.com>
2281 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2282 before emit_post_landing_pad.
2284 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2286 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2287 Use when calling rtx_costs.
2288 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2289 global optimize_size. Pass speed to mips_binary_cost.
2291 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2293 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2296 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2298 * rtl.h (simplify_replace_fn_rtx): Declare.
2299 (wrap_constant, unwrap_constant): Delete.
2300 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2301 (expand_debug_expr): Don't call wrap_constant.
2302 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2303 (auto_adjust_pair): Fold into...
2304 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2305 Just return a new value.
2306 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2307 otherwise use simplify_replace_rtx.
2308 * cselib.c (wrap_constant): Reinstate old definition.
2309 (cselib_expand_value_rtx_1): Don't wrap constants.
2310 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2311 simplify_replace_rtx.
2312 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2313 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2314 Use simplify_replace_rtx.
2315 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2317 (simplify_replace_rtx): ...here. Turn into a wrapper for
2318 simplify_replace_fn_rtx.
2319 (simplify_unary_operation): Don't unwrap CONSTs.
2320 * var-tracking.c (check_wrap_constant): Delete.
2321 (vt_expand_loc_callback): Don't call it.
2322 (vt_expand_loc): Likewise.
2324 2009-10-20 Pascal Obry <obry@adacore.com>
2325 Eric Botcazou <ebotcazou@adacore.com>
2327 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2329 2009-10-20 Michael Matz <matz@suse.de>
2331 * loop-invariant.c (create_new_invariant): Use different magic number.
2333 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2336 * arm.c (arm_override_options): Forcibly disable hot/cold block
2339 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2342 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2345 2009-10-20 Richard Guenther <rguenther@suse.de>
2347 * ggc-page.c: Include cfgloop.h.
2348 (struct max_alignment): Drop long double, add void *.
2349 (extra_order_size_table): Add low non-power-of-two multiples
2350 of MAX_ALIGNMENT. Drop small type-based entries, add
2351 tree_type, cgraph_node and loop.
2352 * alloc-pool.c (struct allocation_object_def): Drop long double
2355 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2358 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2359 referenced just in DEBUG_INSNs.
2361 2009-10-20 Richard Guenther <rguenther@suse.de>
2364 * gimple.c (gimple_register_type): Make sure we register
2365 the types main variant first.
2367 2009-10-20 Richard Guenther <rguenther@suse.de>
2369 * gimple.c (gimple_types_compatible_p): Simplify. Move
2370 cheap checks before hashtable queries. Add checks for
2371 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2373 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2375 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2376 without size or with size that can't be represented as a host integer.
2378 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2380 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2381 the removal of a debug stmt as a significant change.
2383 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2385 * config/s390/s390.md: Added agen condition to operand
2386 forwarding bypasses. Added bypass for early address generation
2387 use of int results. Updated comments.
2389 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2391 * config/i386/i386.c: Remove signal.h #include.
2393 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2395 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2396 * doc/rtl.texi: Document ss_abs.
2398 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2400 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2401 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2402 instead of C_LEX_RAW_STRINGS.
2403 (lex_string): Handle CPP_UTF8STRING.
2404 * c-parser.c (c_parser_postfix_expression): Likewise.
2405 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2406 (C_LEX_STRING_NO_JOIN): ... this.
2408 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2410 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2411 cris_function_value_regno_p): New functions.
2412 (cris_promote_function_mode): Update comment.
2413 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2414 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2415 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2416 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2418 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2420 * unwind-dw2.c (execute_stack_op): Fix operand order for
2421 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2423 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2425 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2426 (lower_stmt) <GIMPLE_BIND>: Add comment.
2427 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2429 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2430 Otherwise lower it and set cannot_fallthru to true.
2431 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2432 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2433 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2434 to true for a noreturn call. Do not remove statements.
2435 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2436 Set cannot_fallthru to false on function exit.
2437 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2438 <GIMPLE_ASSIGN>: Remove.
2440 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2442 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2444 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2446 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2447 next/prev_active_insn to skip DEBUG_INSNs as well.
2449 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2451 * config/arm/arm.c (output_move_neon): Use DImode in call to
2454 2009-10-19 Matthias Klose <doko@ubuntu.com>
2457 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2459 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2461 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2463 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2466 * optabs.c (expand_binop): Make mode of shift count expression mode
2467 of shift count not target.
2470 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2472 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2473 case. Force using values to replace references within the statement.
2474 (convert_local_reference_stmt): Likewise.
2476 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2478 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2479 remove a subsequent GOTO or RETURN statement.
2481 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2483 * config/avr.md (*movqi): Add zero as equally preferable constraint
2484 as general register.
2487 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2489 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2491 2009-10-17 Richard Guenther <rguenther@suse.de>
2493 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2495 2009-10-17 Richard Guenther <rguenther@suse.de>
2497 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2498 operands in COMPONENT_REFs.
2500 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2502 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2503 if not defined. Change type of second argument to const_rtx.
2504 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2506 * targhooks.h (default_libcall_value): Update prototype.
2507 * target.h (struct gcc_target): Change type of second argument of
2508 libcall_value to const_rtx.
2509 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2511 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2512 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2514 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2517 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2518 * cgraphunit.c (cgraph_optimize): Call it.
2519 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2520 (dwarf2out_assembly_start): ... here. New hook.
2521 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2522 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2524 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2525 * sdbout.c (sdb_debug_hooks): Likewise.
2526 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2527 (vmsdbgout_assembly_start): New hook.
2529 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2531 * rtl.h (RTL_LOCATION): Fix typo.
2533 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2535 * print-rtl.c (print_rtx): Print locators in asm_operands
2538 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2541 * sched-deps.c (depl_on_debug_p): New.
2542 (attach_dep_link): Reject debug deps before nondebug deps.
2543 (add_to_deps_list): Insert debug deps after nondebug deps.
2544 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2546 (sd_add_dep): Do not reject debug deps.
2547 (add_insn_mem_dependence): Don't count debug deps.
2548 (remove_from_deps): Likewise.
2549 (sched_analyze_2): Set up mem deps on debug insns.
2550 (sched_analyze_insn): Record reg uses for deps on debug insns.
2551 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2552 try_ready nondebug insn after debug insn.
2553 * ddg.c (create_ddg_dep_from_intra_loop_link,
2554 create_ddg_dep_no_link): Don't reject debug deps.
2556 2009-10-16 Richard Guenther <rguenther@suse.de>
2558 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2559 (maybe_merge_incomplete_and_complete_type): Likewise.
2560 (lto_symtab_merge): Do not call them. Do not warn for
2561 complete vs. incomplete compatible types.
2562 (lto_symtab_merge_decls_2): Simplify.
2563 * gimple.c (gimple_force_type_merge): Remove.
2564 (gimple_types_compatible_p): Make it static.
2565 * gimple.h (gimple_force_type_merge): Remove.
2566 (gimple_types_compatible_p): Likewise.
2568 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2570 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2571 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2573 2009-10-16 Richard Guenther <rguenther@suse.de>
2575 PR tree-optimization/41728
2576 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2577 if fold_stmt did anything.
2579 2009-10-16 Richard Guenther <rguenther@suse.de>
2582 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2583 (maybe_fixup_handled_component): New function.
2584 (input_gimple_stmt): Fixup mismatched decl replacements.
2586 2009-10-16 Richard Guenther <rguenther@suse.de>
2589 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2590 the same as VAR_DECL.
2592 2009-10-16 Richard Guenther <rguenther@suse.de>
2594 * gimple.c (iterative_hash_gimple_type): For integer types
2595 also hash their minimum and maximum values and the string flag.
2596 For array types hash their domain and the string flag.
2598 2009-10-16 Richard Guenther <rguenther@suse.de>
2600 * gimple.c (gimple_types_compatible_p): Restrict completing
2601 types to record or unions. Simplify completion.
2602 Do not merge records or unions with different
2603 TYPE_STRUCTURAL_EQUALITY_P tag.
2604 (iterative_hash_gimple_type): Restrict non-recursing into
2605 pointer targets for records and unions.
2607 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2610 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2611 * dwarf2out.c (mem_loc_descriptor): Don't handle
2612 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2613 punt if it is not lowpart subreg or if inner mode isn't
2616 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2618 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2619 investigating previous or next insns.
2621 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2623 * tree-sra.c (build_ref_for_offset_1): Update comment.
2625 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2627 * config/s390/s390.md (atype): Added missing values.
2629 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2632 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2633 (casesi64p): Update pattern to reflect above.
2635 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2637 PR rtl-optimization/41697
2638 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2640 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2643 * config/rs6000/predicates.md: Update copyright year.
2644 * config/rs6000/altivec.md: Ditto.
2646 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2647 (MD_INCLUDES): Add a2.md.
2649 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2650 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2651 (builtin_classify): New static vector to classify various builtins
2652 to get the tree attributes correct.
2653 (def_builtin): Set the attributes of builtins based on what the
2654 builtin does (i.e. memory operation, floating point, saturation
2655 need special attributes, others are pure functions).
2657 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2659 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2660 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2661 RS6000_BUILTIN_COUNT.
2662 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2663 MAX_RS6000_BUILTINS.
2665 * config/rs6000/rs6000-builtin.def: New file that combines the
2666 builtin enumeration name and attributes.
2668 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2670 * config/i386/linux.h (ASM_SPEC): Add --32.
2672 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2674 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2675 and DW_TAG_template_alias.
2676 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2677 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2678 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2679 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2680 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2681 and DW_AT_GNU_odr_signature.
2682 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2683 DW_FORM_flag_present and DW_FORM_ref_sig8.
2684 (output_signature): Only print name on the first byte.
2685 (output_die): Likewise for dw_val_class_data8.
2687 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2689 * doc/invoke.texi: Clarify that most optimizations are not enabled
2692 2009-10-15 Richard Guenther <rguenther@suse.de>
2695 * gimple.c (compare_type_names_p): Handle anonymous names
2696 differently based on new mode argument.
2697 (gimple_types_compatible_p): For structs also compare the tags.
2698 (iterative_hash_type_name): Rename to ...
2699 (iterative_hash_name): ... this. Hash all names.
2700 (iterative_hash_gimple_type): Fix hashing the struct tag of
2701 pointer targets. Hash field decl names.
2703 2009-10-15 Richard Guenther <rguenther@suse.de>
2706 * gimple.c (gimple_get_alias_set): Avoid recursing on
2707 invalid type topology.
2709 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2711 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2713 2009-10-15 Richard Guenther <rguenther@suse.de>
2715 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2717 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2719 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2720 add --with-tune{,-32,-64} configured default for -mtune if explicit
2723 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2725 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2727 2009-10-14 DJ Delorie <dj@redhat.com>
2729 * config/h8300/h8300.c (F): New.
2731 (h8300_emit_stack_adjustment): Call them.
2733 (h8300_push_pop): Likewise.
2734 (h8300_expand_prologue): Likewise.
2735 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2736 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2737 (INCOMING_RETURN_ADDR_RTX): Define.
2738 (INCOMING_FRAME_SP_OFFSET): Define.
2739 (DWARF_CIE_DATA_ALIGNMENT): Define.
2741 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2743 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2744 fields in builtin structs.
2745 (finalize_record_size): Likewise.
2747 2009-10-14 Richard Guenther <rguenther@suse.de>
2749 * gimple.c (gtc_ob): New global.
2750 (struct type_pair_d): Replace pointers with type UIDs.
2751 (type_pair_hash): Adjust.
2752 (type_pair_eq): Likewise.
2753 (lookup_type_pair): Likewise. Allocate from an obstack.
2754 (gimple_force_type_merge): Adjust.
2755 (gimple_types_compatible_p): Likewise.
2756 (free_gimple_type_tables): Free the obstack.
2758 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2760 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2761 stmts setting DEBUG_EXPR_DECLs.
2763 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2764 Don't crash if mode1 is VOIDmode.
2766 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2768 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2769 * params.h (IRA_LOOP_RESERVED_REGS): New.
2770 * tree-pass.h (pass_subregs_of_mode_init,
2771 pass_subregs_of_mode_finish): Remove.
2772 * passes.c (pass_subregs_of_mode_init,
2773 pass_subregs_of_mode_finish): Remove.
2774 (pass_reginfo_init): Move before loop optimizations.
2775 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2776 * common.opt (fira-loop-pressure): New.
2777 * toplev.h (flag_ira_loop_pressure): New.
2778 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2779 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2780 Make external and void type functions.
2781 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2782 pass_subregs_of_mode_finish): Remove.
2783 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2784 * regmove.c: Include ira.h.
2785 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2786 register pressure calculation in loops.
2787 * loop-invariant.c: Include REGS_H and ira.h.
2788 (struct loop_data): New members max_reg_pressure, regs_ref, and
2790 (struct invariant): New member orig_regno.
2791 (curr_loop): New variable.
2792 (find_exits): Initialize regs_ref and regs_live.
2793 (create_new_invariant): Initialize orig_regno.
2794 (get_cover_class_and_nregs): New.
2795 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2796 array. Add code for flag_ira_loop_pressure.
2797 (gain_for_invariant): Make new_regs an array. Add code for
2798 flag_ira_loop_pressure.
2799 (best_gain_for_invariant): Ditto.
2800 (set_move_mark): New parameter gain. Use it for debugging output.
2801 (find_invariants_to_move): Make regs_needed and new_regs an array.
2802 Add code for flag_ira_loop_pressure.
2803 (move_invariant_reg): Set up orig_regno.
2804 (move_invariants): Set up reg classes for pseudos for
2805 flag_ira_loop_pressure.
2806 (free_loop_data): Clear regs_ref and regs_live.
2807 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2808 get_regno_cover_class, change_pressure, mark_regno_live,
2809 mark_regno_death, mark_reg_store, mark_reg_clobber,
2810 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2811 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2812 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2813 register pressure calculation in loops if new regs were added.
2814 Call finish_subregs_of_mode.
2815 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2816 * Makefile.in (loop-invariant.o): Add ira.h.
2818 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2820 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2822 2009-10-14 Richard Guenther <rguenther@suse.de>
2824 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2825 (lto_symtab_merge): ... here. Rewrite both to take the
2826 prevailing and a to-be-merged entry and to queue diagnostics properly.
2827 (lto_symtab_resolve_replaceable_p): New predicate for
2829 (lto_symtab_resolve_can_prevail_p): Likewise.
2830 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2831 handles merging commons by choosing the largest decl. Fold
2832 in code that gives ODR errors.
2833 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2835 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2836 case of no prevailing decl here. Diagnose mismatches
2837 in object types here. Drop all but the prevailing decls.
2838 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2839 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2840 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2842 2009-10-14 Richard Guenther <rguenther@suse.de>
2845 * lto-streamer-in.c (input_bb): Replace debug stmts with
2846 nops instead of dropping them.
2848 2009-10-14 Nick Clifton <nickc@redhat.com>
2850 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2851 in situations where it is being used as a minus symbol.
2852 * gcc/doc/tm.texi: Likewise.
2853 * gcc/doc/md.texi: Likewise.
2855 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2857 PR preprocessor/41543
2858 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2859 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2860 * tree.c: Include intl.h.
2861 (expand_location): Handle BUILTINS_LOCATION.
2862 * Makefile.in (tree.o): Depend on intl.h.
2865 * dwarf2out.c (dwarf2out_var_location): Always clear
2866 last_postcall_label when changing last_label.
2868 2009-10-14 Pascal Obry <obry@adacore.com>
2870 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2871 (process_command): Handle -E as done with -c and -S. Do not add
2872 the target executable suffix to the output file when -E is used.
2873 (main): Adjust error message accordingly.
2875 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2881 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2883 (tree_code_size): Likewise.
2885 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2887 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2888 * real.h (HAVE_mpc_arc): Define.
2890 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2892 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2893 (struct builtin_description): Add fndecl field.
2894 (bdesc): Remove const qualifier. Update initializer.
2895 (sh_media_init_builtins): Remove const qualifier for d. Record
2896 the result of add_builtin_function to the fndecl field.
2897 (sh_builtin_decl): New.
2898 (sh_media_builtin_decl): New.
2900 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2903 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2904 requests between special registers.
2906 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2908 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2910 2009-10-13 Richard Henderson <rth@redhat.com>
2912 PR tree-optimization/41377
2913 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2914 (cleanup_empty_eh_merge_phis): New change_region parameter;
2915 pass it on to redirect_eh_edge_1. Update callers.
2916 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2917 at the destination block.
2919 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2921 * passes.c (register_pass): Replaced gcc_unreachable by
2922 fatal_error on failure. Mentions plugins in comments & messages.
2924 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2927 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2928 * sched-vis.c (print_value): Use it.
2929 * cselib.c (cselib_hash_rtx): Likewise.
2930 * print-rtl.c (print_rtx): Likewise.
2931 * cfgexpand.c (expand_debug_rtx): Likewise.
2932 * var-tracking.c (vt_expand_loc_callback): Likewise.
2934 2009-10-13 Richard Guenther <rguenther@suse.de>
2937 * opts.c (handle_option): Split out code to handle setting
2938 the options flag var ...
2939 (set_option): ... here.
2940 * opts.h (set_option): Declare.
2941 * lto-opts.c (register_user_option_p): Include -fexceptions
2942 and all position independent code variants.
2943 (handle_common_option): Remove.
2944 (lto_reissue_options): Use set_option.
2946 2009-10-13 Martin Jambor <mjambor@suse.cz>
2948 PR tree-optimization/41661
2949 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2950 that are tcc_comparisons or do not change the type in any
2952 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2953 folding tcc_comparison operations.
2955 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2957 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2960 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2966 * tree.def (DEBUG_EXPR_DECL): New.
2967 * rtl.def (DEBUG_EXPR): New.
2968 * gengtype.c (adjust_field_rtx_def): Handle it.
2969 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2970 (insert_debug_temp_for_var_def): ... this. Drop support for
2971 moving. Take iterator for def stmt; insert debug stmt before it.
2972 Scan early for use count and kind in debug stmts.
2973 (propagate_defs_into_debug_stmts): Rename to...
2974 (insert_debug_temps_for_defs): ... this. Likewise.
2975 * tree.h (DEBUG_TEMP_UID): New.
2976 * tree.c (next_debug_decl_uid): New.
2977 (make_node_stat): Count debug decls separately.
2978 (copy_node_stat): Likewise.
2979 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2980 * var-tracking.c (dv_is_decl_p): Recognize it.
2981 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2982 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2983 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2984 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2985 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2986 (cselib_hash_rtx): Likewise.
2987 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2988 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2990 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2991 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2992 * rtl.c (copy_rtx): Likewise.
2993 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2994 * print-rtl.c (print_rtx): Likewise.
2995 * sched-vis.c (print_value): Likewise.
2996 (print_insn): Handle DEBUG_EXPR_DECL.
2997 * tree-dump.c (dequeue_and_dump): Likewise.
2998 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2999 * gimple-iterator (gsi_replace): Check for same lhs.
3000 (gsi_remove): Insert debug temps.
3001 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3002 (move_computations_stmt): Drop explicit propagation into debug stmts.
3003 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3004 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3005 * tree-ssa-sink.c (statement_sink_location): Likewise.
3006 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3007 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3008 * tree-flow.h: Likewise.
3009 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3010 debug temps without values.
3011 (eliminate_unnecessary_stmts): Don't discard just-inserted
3014 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3017 * config/cris/cris.md (andu): Check that operand 1 is one of the
3018 general registers. Fix typo in head comment.
3020 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3022 * config/i386/i386.md (vswapmov): New.
3023 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3024 (ix86_function_ms_hook_prologue): New.
3025 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3026 * configure.ac: Test for swap suffix support in as.
3027 * configure: Rebuild.
3029 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3032 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3033 paradoxical subregs to prevent partial register stalls if the inner
3034 mode is integer mode.
3036 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3038 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3040 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3043 * gcc/dwarf2out.c (template_parameter_pack_die,
3044 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3046 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3049 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3051 (maybe_register_def): Likewise. Take stmt iterator.
3052 (rewrite_update_stmt): Take stmt iterator and pass it on.
3053 (rewrite_update_enter_block): Pass stmt iterator.
3055 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3057 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3058 (spu_builtin_decl): New function.
3060 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3062 * config/i386/i386.md (SWIM): New mode iterator.
3063 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3064 using SWIM mode iterator.
3065 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3066 patterns using SWI48 mode iterator.
3067 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3068 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3069 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3070 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3071 patterns using SWI248 mode iterator.
3072 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3073 gen_x86_movdicc_0_m1_rex64 for renamed function
3075 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3076 Eric Botcazou <ebotcazou@adacore.com>
3079 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3080 * config/sparc/sol2-unwind.h: New file.
3082 2009-10-11 Olivier Hainque <hainque@adacore.com>
3083 Eric Botcazou <ebotcazou@adacore.com>
3086 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3087 * config/i386/sol2-unwind.h: New file.
3089 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3092 * config/i386/i386.md (addsi_1_zext): Get the proper second
3095 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3097 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3098 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3101 2009-10-11 Richard Guenther <rguenther@suse.de>
3103 * gimple.c (iterative_hash_type_name): Do not handle special
3106 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3108 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3109 (*setcc_si_1_and): Ditto.
3110 (*setcc_si_1_movzbl): Ditto.
3111 (*setcc_<mode>_2): Ditto.
3112 (*setcc_qi): Rename from *setcc_1.
3113 (*setcc_qi_slp): Rename from *setcc_2.
3115 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3116 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3118 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3119 "if" condition, there is already assert with reload_completed present.
3121 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3123 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3125 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3127 * doc/install.texi (Final install): Refer to
3128 http://gcc.gnu.org/bugs/ for bug reporting.
3130 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3132 * configure.ac: Add test for dci instruction.
3133 * configure: Regenerate.
3134 * config.in: Likewise.
3135 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3136 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3137 (-mmulhw): Add 476 to description.
3138 (-mdlmzb): Likewise.
3139 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3140 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3141 (processor_target_table): Add 476 and 476fp entries.
3142 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3143 (rs6000_issue_rate): Add CPU_PPC476.
3144 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3145 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3146 (processor_type): Add PROCESSOR_PPC476.
3147 (EXTRA_SPECS): Add asm_cpu_476 string.
3148 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3149 (define_attr "cpu"): Add ppc476.
3151 Update comments for 476.
3152 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3153 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3154 Update copyright year.
3155 * config/rs6000/476.md: New file.
3156 * config/rs6000/40x.md: Add description for "isel" attribute.
3157 Update copyright year.
3158 * config/rs6000/440.md: Likewise.
3159 * config/rs6000/603.md: Likewise.
3160 * config/rs6000/6xx.md: Likewise.
3161 * config/rs6000/7450.md: Likewise.
3162 * config/rs6000/7xx.md: Likewise.
3163 * config/rs6000/8540.md: Likewise.
3164 * config/rs6000/cell.md: Likewise.
3165 * config/rs6000/e300c2c3.md: Likewise.
3166 * config/rs6000/e500mc.md: Likewise.
3167 * config/rs6000/mpc.md: Likewise.
3168 * config/rs6000/power4.md: Likewise.
3169 * config/rs6000/power5.md: Likewise.
3170 * config/rs6000/power6.md: Likewise.
3171 * config/rs6000/power7.md: Likewise.
3172 * config/rs6000/rios1.md: Likewise.
3173 * config/rs6000/rios2.md: Likewise.
3174 * config/rs6000/rs64.md: Likewise.
3176 2009-10-10 Richard Guenther <rguenther@suse.de>
3178 PR tree-optimization/41654
3179 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3180 a cond expr before calling gimple_cond_set_condition_from_tree.
3181 (ifcombine_iforif): Likewise.
3183 2009-10-09 Ian Lance Taylor <iant@google.com>
3185 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3186 * configure: Rebuild.
3188 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3190 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3193 2009-10-09 Richard Guenther <rguenther@suse.de>
3196 * target-def.h (TARGET_BUILTIN_DECL): Define.
3197 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3198 * target.h (struct gcc_target): Add builtin_decl target hook.
3199 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3200 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3202 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3203 not gcc_unreachable.
3204 (lto_output_builtin_tree): Sorry if the target does not support
3205 streaming target builtins.
3206 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3207 (rs6000_builtin_decl): New function.
3208 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3209 (ix86_builtin_decl): New function.
3211 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3213 PR preprocessor/41445
3214 * c-ppoutput.c (do_line_change): New function.
3215 (cb_line_change): Use it.
3216 (scan_translation_unit): Call do_line_change if
3217 avoid_paste or PREV_WHITE and token location is on a different line
3218 than print.src_line.
3221 * dwarf2out.c (dwarf2out_init): Test whether
3222 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3225 PR rtl-optimization/41646
3226 * calls.c (expand_call): For BLKmode types returned in registers
3227 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3230 2009-10-09 Richard Guenther <rguenther@suse.de>
3232 PR tree-optimization/41634
3233 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3234 we remove the correct elements.
3235 (optimize_stmt): Make sure to update stmt operands before
3236 optimizing redundancies.
3238 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3240 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3242 2009-10-09 Richard Guenther <rguenther@suse.de>
3245 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3247 (lto_wrapper_exit): New function.
3249 (fatal_perror): Likewise.
3250 (fork_execute): Use global args_name, do not free it.
3251 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3252 * lto-streamer.h: Remove duplicate prototypes.
3254 2009-10-09 Richard Guenther <rguenther@suse.de>
3256 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3257 before calling stmt_can_throw_external.
3259 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3261 PR tree-optimization/40071
3262 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3263 pointer if the original data reference doesn't conflict with the
3264 created vector data reference. Fix long line.
3266 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3268 * config/i386/i386.md (any_div): New code iterator.
3269 (u): Handle div and udiv.
3271 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3273 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3274 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3275 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3276 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3278 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3280 * gcc.c (main): Remove trailing "." from diagnostics.
3282 2009-10-08 Cary Coutant <ccoutant@google.com>
3284 Add support for debugging with ICF (Identical Code Folding).
3285 * calls.c (debug.h): New #include.
3286 (emit_call_1): Call virtual_call_token debug hook.
3287 * common.opt (-fenable-icf-debug): New option.
3288 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3289 locations in the source).
3290 (poc_label_num): New variable.
3291 (dcall_entry, vcall_entry): New typedefs.
3292 (dcall_table, vcall_table): New variables.
3293 (struct vcall_insn): New type.
3294 (vcall_insn_table): New variable.
3295 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3296 (size_of_dcall_table): New function.
3297 (output_dcall_table): New function.
3298 (size_of_vcall_table): New function.
3299 (output_vcall_table): New function.
3300 (dwarf2out_direct_call): New function.
3301 (vcall_insn_table_hash): New function.
3302 (vcall_insn_table_eq): New function.
3303 (dwarf2out_virtual_call_token): New function.
3304 (dwarf2out_virtual_call): New function.
3305 (dwarf2out_init): Allocate new tables and sections.
3306 (prune_unused_types): Mark DIEs referenced from direct call table.
3307 (dwarf2out_finish): Output direct and virtual call tables.
3308 * final.c (final_scan_insn): Call direct_call and virtual_call
3310 * debug.h (struct gcc_debug_hooks): Add direct_call,
3311 virtual_call_token, virtual_call hooks.
3312 (debug_nothing_uid): New function.
3313 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3314 (debug_nothing_uid): New function.
3315 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3316 (xcoff_debug_hooks): Likewise.
3317 * sdbout.c (sdb_debug_hooks): Likewise.
3318 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3319 * doc/invoke.texi (-fenable-icf-debug): New option.
3321 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3324 * regmove.c (regmove_backward_pass): Replace src with dst in the
3325 debug insn, and check for dst before rather than after.
3327 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3329 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3330 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3332 2009-10-08 Jan Hubicka <jh@suse.cz>
3335 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3336 do not mark cgraph nodes as needed.
3337 (record_references_in_initializer): Add new only_vars parameter.
3338 * cgraph.h (record_references_in_initializer): New parameter.
3339 * varasm.c (assemble_variable): Update call.
3340 * varpool.c (varpool_analyze_pending_decls): Always look for
3343 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3345 * config/avr/avr.c (last_insn_address) Remove variable.
3346 (expand_prologue): Don't initialise last_insn_address variable.
3347 (final_prescan_insn): Don't output insn size.
3348 * config/avr/avr.opt (msize): Remove switch.
3349 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3352 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3354 * combine.c (label_tick_ebb_start): Fix comment.
3355 (combine_instructions): Set label_tick and label_tick_ebb_start before
3356 calling setup_incoming_promotions. Start them from 1. Increment
3357 label_tick instead of deriving it from the BB index. Rather than
3358 comparing ticks use the block from the previous iteration to decide
3359 whether to start a new EBB. Remove empty lines before function.
3361 2009-10-08 Michael Matz <matz@suse.de>
3364 * builtins.c (fold_builtin_isascii): Use fold_build2.
3365 (fold_builtin_isdigit): Ditto.
3366 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3367 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3368 remove_useless_stmts_cond, remove_useless_stmts_tf,
3369 remove_useless_stmts_tc, remove_useless_stmts_bind,
3370 remove_useless_stmts_goto, remove_useless_stmts_label,
3371 remove_useless_stmts_1, remove_useless_stmts,
3372 pass_remove_useless_stmts): Remove.
3373 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3374 * passes.c (init_optimization_passes): Don't add
3375 pass_remove_useless_stmts.
3376 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3377 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3379 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3380 for static constants.
3381 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3382 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3384 2009-10-08 Richard Guenther <rguenther@suse.de>
3386 * gimple.c (free_gimple_type_tables): New function.
3387 * gimple.h (free_gimple_type_tables): Declare.
3389 2009-10-07 Mark Heffernan <meheff@google.com>
3391 * ipa-prop.c (ipa_print_node_params) Only print
3392 names of named arguments.
3394 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3396 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3397 being statically linked.
3399 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3401 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3403 2009-10-08 Jan Hubicka <jh@suse.cz>
3406 * ipa.c (cgraph_externally_visible_p,
3407 function_and_variable_visibility,
3408 whole_program_function_and_variable_visibility): Skip non-finalized
3411 2009-10-08 Nick Clifton <nickc@redhat.com>
3413 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3416 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3419 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3421 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3424 * c-common.c (c_fully_fold_internal): Strip nops from the result
3425 of recursive calls to c_fully_fold_internal.
3426 (c_wrap_maybe_const): New.
3427 (c_save_expr): Use c_wrap_maybe_const.
3428 * c-common.h (c_wrap_maybe_const): Declare.
3429 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3430 build_binary_op): Use c_wrap_maybe_const.
3432 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3434 * real.c: Fix comment to reflect actual exponent size.
3436 2009-10-08 Ben Elliston <bje@au.ibm.com>
3438 * config/rs6000/a2.md: Add FSF comment header.
3440 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3442 * config/i386/i386.md (any_extend): New code iterator.
3443 (u, s): New code attributes.
3445 (DWIH): Rewrite as code iterator for SI and DI modes.
3446 (DWI): Rewrite as mode attribute.
3447 (dwi): New mode attribute.
3448 (di): Depend on SI mode and DI mode.
3449 (doubleint_general_operand): Remove mode attribute.
3451 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3454 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3455 (*sub<mode>3_doubleword): Ditto.
3457 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3458 using SWIM248 mode iterator.
3459 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3460 using SWI48 mode iterator.
3461 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3462 patterns using DWIH mode iterator and any_extend code iterator.
3463 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3464 using any_extend code iterator.
3465 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3466 patterns using DWIH mode iterator and any_extend code iterator.
3467 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3468 using any_extend code iterator.
3469 (<s>mul<mode>3_highpart): Macroize expander from
3470 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3471 and any_extend code iterator.
3472 (*<s>muldi3_highpart_1): Macroize insn from
3473 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3474 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3475 patterns using any_extend code iterator.
3476 (*<s>mulsi3_highpart_zext): Macroize insn from
3477 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3479 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3481 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3482 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3483 refering to a DIE with DW_AT_const_value.
3485 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3488 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3490 2009-10-06 Jan Hubicka <jh@suse.cz>
3492 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3495 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3497 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3498 *lea_2_rex64): Move before *add<mode>_1 pattern.
3500 2009-10-07 Jan Hubicka <jh@suse.cz>
3502 * collect2.c (main): Add -fno-whole-program.
3503 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3505 2009-10-07 Jan Hubicka <jh@suse.cz>
3507 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3508 has no address taken.
3509 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3511 (cgraph_clone_node): Clear externally_visible flag for clones.
3512 * cgraph.h (cgraph_only_called_directly_p,
3513 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3514 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3515 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3516 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3517 ipcp_insert_stage): Likwise.
3518 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3519 externally_visible flag.
3520 (verify_cgraph_node): Verify that inline clones look right.
3521 (process_function_and_variable_attributes): Do not set
3522 externally_visible flags.
3523 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3525 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3527 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3528 clear externally_visible when turning into inline clones
3529 (cgraph_mark_inline_edge): Use new predicates.
3530 (cgraph_estimate_growth): Likewise.
3531 (cgraph_decide_inlining): Likewise.
3532 * ipa.c (cgraph_postorder): Likewise.
3533 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3534 that inline clones are not needed.
3535 (cgraph_externally_visible_p): New predicate.
3536 (function_and_variable_visibility): Add whole_program parameter;
3537 always set externally_visible flag; handle COMDAT function
3539 (local_function_and_variable_visibility): New function.
3540 (gate_whole_program_function_and_variable_visibility): New function.
3541 (whole_program_function_and_variable_visibility): New function.
3542 (pass_ipa_whole_program_visibility): New function.
3543 * passes.c (init_optimization_passes): Add whole program visibility
3545 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3546 not care about needed/reachable flags.
3547 * varpool.c: Include flags.h
3548 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3549 (varpool_finalize_decl): When we are in LTO read-back, all variables
3551 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3553 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3555 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3558 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3560 * config.gcc: Don't include the makefile fragments intended for
3562 * config/s390/fixdfdi.h: File removed.
3563 * config/s390/libgcc-glibc.ver: File removed.
3564 * config/s390/s390.h: Remove the fixdfdi.h hack.
3565 * config/s390/t-crtstuff: File moved to libgcc dir.
3566 * config/s390/t-linux: Likewise.
3567 * config/s390/t-tpf: libgcc specific parts removed.
3568 * config/s390/t-linux64: Likewise.
3570 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3572 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3573 (lto-compress.o): Likewise.
3575 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3578 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3579 dllexport to class members here.
3580 (i386_pe_determine_dllimport_p): Only check static class data for
3582 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3583 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3584 functions for vague linkage.
3585 (i386_pe_type_dllexport_p): Fix formatting.
3586 (maybe_add_dllexport) New function.
3587 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3590 2009-10-07 Ben Elliston <bje@au.ibm.com>
3592 * config/rs6000/a2.md: Remove duplicated lines.
3594 2009-10-07 Ben Elliston <bje@au.ibm.com>
3596 * config.gcc (powerpc*-*-*): Handle a2.
3597 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3598 * config/rs6000/a2.md: New file.
3599 * config/rs6000/rs6000.opt (mno-update): New.
3600 (mupdate): Return to using a mask, not a var.
3601 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3602 (enum processor_type): Add PROCESSOR_PPCA2.
3603 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3604 (rs6000_override_options): Add "a2" to processor_target_table.
3605 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3606 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3608 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3610 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3611 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3612 reference to nonexistent gen_truncxfxf2 function.
3614 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3616 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3617 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3618 (general_operand): Handle TI mode.
3619 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3620 using SDWIM mode iterator.
3621 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3622 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3623 using DWI mode iterator.
3624 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3625 patterns using SWI mode iterator.
3626 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3627 using SWI48 mode iterator.
3628 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3629 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3630 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3631 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3632 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3633 using SDWIM mode iterator.
3634 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3635 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3636 using DWI mode iterator.
3637 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3638 patterns using SWI mode iterator.
3639 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3640 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3641 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3642 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3643 patterns using plusminus code iterator.
3644 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3645 sub<mode>3 patterns using plusminus code iterator.
3646 * config/i386/i386.c (override_options): Update the call to
3647 gen_subdi_carry_rex64 for renamed function.
3648 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3649 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3650 calls to instruction expanders.
3652 2009-10-06 Martin Jambor <mjambor@suse.cz>
3655 * opts.c (decode_options): Run IPA-SRA at -O2.
3657 2009-10-06 Richard Guenther <rguenther@suse.de>
3659 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3661 2009-10-06 Tobias Burnus <burnus@net-b.de>
3664 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3665 -flto and -fwhole-program flags can be combined.
3667 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3670 * gcc.c (process_command): Check that -o argument was specified.
3672 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3674 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3676 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3678 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3679 * doc/invoke.texi (Warning Options): Annotate allowed languages
3680 for -Wunsuffixed-float-constants.
3682 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3684 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3685 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3686 same name and isn't the main variant.
3689 * dwarf2out.c (loc_by_reference): Removed.
3690 (dw_loc_list_1): New function.
3691 (dw_loc_list): Remove toplev argument, add want_address argument.
3692 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3693 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3694 want_address == 2 to dw_loc_list. For successful dw_loc_list
3695 set have_address to 1 only if want_address is not 0.
3697 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3699 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3700 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3701 a code block followed by two pointers.
3702 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3703 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3704 (MIPS_MOVE): Likewise.
3705 (MIPS_LUI): Likewise.
3706 (MIPS_JR): Likewise.
3707 (MIPS_BAL): Likewise.
3708 (MIPS_NOP): Likewise.
3709 (mips_asm_trampoline_template): Delete.
3710 (mips_trampoline_code_size): New function.
3711 (mips_trampoline_init): Add shorter sequences for all cases
3712 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3713 Calculate the opcodes directly, rather than copying from a template.
3714 Only flush the code part of the trampoline.
3715 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3717 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3719 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3720 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3721 (INCOMING_RETURN_ADDR_RTX): Likewise.
3722 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3724 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3725 with RETURN_ADDR_REGNUM.
3726 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3727 * config/mips/mips.c (mips16_build_call_stub): Replace
3728 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3729 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3730 (mips_print_operand_punctuation): Likewise.
3731 (mips_frame_set): Likewise.
3732 (mips16e_output_save_restore): Likewise.
3733 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3734 (mips_save_reg_p): Likewise.
3735 (mips_return_addr): Likewise.
3736 (mips_set_return_address): Likewise.
3737 (mips_direct_save_slot_move_p): Likewise.
3738 (mips_output_function_prologue): Likewise.
3739 (mips_restore_reg): Likewise.
3740 (mips_expand_epilogue): Likewise.
3741 (mips_epilogue_uses): Likewise.
3742 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3743 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3744 (clear_hazard_<mode>): Likewise.
3745 (call_internal): Likewise.
3746 (call_internal_direct): Likewise.
3747 (call_direct_split): Likewise.
3748 (call_value_internal): Likewise.
3749 (call_value_split): Likewise.
3750 (call_value_internal_direct): Likewise.
3751 (call_value_direct_split): Likewise.
3752 (call_value_multiple_internal): Likewise.
3753 (call_value_multiple_split): Likewise.
3755 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3756 Jakub Jelinek <jakub@redhat.com>
3758 PR rtl-optimization/41511
3759 * combine.c (record_value_for_reg): Pass explicit values as argument
3760 to get_last_value_validate.
3761 (get_last_value_validate): Document INSN parameter.
3762 For non-readonly MEMs, assume they might have been modified if INSN
3763 was in another basic block.
3764 (get_last_value): Minor reformatting.
3766 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3769 * final.c (asm_str_count): Split out from asm_insn_count.
3770 * rtl.h (asm_str_count): New prototype.
3771 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3774 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3776 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3778 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3779 Rafael Espindola <espindola@google.com>
3781 * gengtype.c (write_types): Moved call to write_func_for_structure
3782 into seperate loops.
3784 2009-10-05 Richard Guenther <rguenther@suse.de>
3787 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3788 (input_cgraph_1): Input toplevel asms.
3790 2009-10-05 Richard Guenther <rguenther@suse.de>
3793 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3794 (external_aggregate_decl_p): Likewise.
3795 (lto_symtab_compatible): Re-structure. Remove dead code.
3796 For variables ignore toplevel qualifiers when comparing types.
3797 Issue warnings, not errors for mismatched user-alignment.
3799 2009-10-05 Richard Guenther <rguenther@suse.de>
3803 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3804 (struct lto_symtab_identifier_def): Likewise.
3805 (struct lto_symtab_decl_def): Likewise.
3806 (struct lto_symtab_entry_def): New.
3807 (lto_symtab_identifier_t): Rename to ...
3808 (lto_symtab_entry_t): ... this.
3809 (lto_symtab_decls): Remove.
3810 (lto_symtab_base_hash): Rename to ...
3811 (lto_symtab_entry_hash): ... this.
3812 (lto_symtab_base_eq): Rename to ...
3813 (lto_symtab_entry_eq): ... this.
3814 (lto_symtab_base_marked_p): Rename to ...
3815 (lto_symtab_entry_marked_p): ... this.
3816 (lto_symtab_identifier_marked_p): Remove.
3817 (lto_symtab_decl_marked_p): Likewise.
3818 (lto_symtab_maybe_init_hash_tables): Rename to ...
3819 (lto_symtab_maybe_init_hash_table): ... this.
3820 (lto_symtab_set_resolution_and_file_data): Remove.
3821 (lto_symtab_register_decl): New function.
3822 (lto_symtab_get_identifier): Remove.
3823 (lto_symtab_get): New function.
3824 (lto_symtab_get_resolution): Adjust.
3825 (lto_symtab_get_identifier_decl): Remove.
3826 (lto_symtab_set_identifier_decl): Likewise.
3827 (lto_symtab_merge_decl): Rename to ...
3828 (lto_symtab_merge): ... this. Rewrite.
3829 (lto_symtab_merge_var): Remove.
3830 (lto_symtab_merge_fn): Likewise.
3831 (lto_symtab_prevailing_decl): Adjust.
3832 (lto_cgraph_replace_node): New function.
3833 (lto_symtab_merge_decls_2): Likewise.
3834 (lto_symtab_merge_decls_1): Likewise.
3835 (lto_symtab_fixup_var_decls): Likewise.
3836 (lto_symtab_resolve_symbols): Likewise.
3837 (lto_symtab_merge_decls): Likewise.
3838 (lto_symtab_prevailing_decl): Adjust.
3839 (lto_symtab_get_symtab_def): Remove.
3840 (lto_symtab_get_file_data): Likewise.
3841 (lto_symtab_clear_resolution): Adjust.
3842 (lto_symtab_clear_resolution): Likewise.
3843 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3844 (input_cgraph_1): Likewise.
3845 * lto-streamer-in.c (get_resolution): Do not provide fake
3846 symbol resolutions here.
3847 (deferred_global_decls): Remove.
3848 (lto_register_deferred_decls_in_symtab): Likewise.
3849 (lto_register_var_decl_in_symtab): Change signature, register
3850 variable via lto_symtab_register_decl.
3851 (lto_register_function_decl_in_symtab): Likewise.
3852 (lto_read_tree): Adjust.
3853 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3854 (lto_symtab_merge_var): Likewise.
3855 (lto_symtab_merge_fn): Likewise.
3856 (lto_symtab_register_decl): Declare.
3857 (lto_symtab_merge_decls): Likewise.
3859 2009-10-05 Richard Guenther <rguenther@suse.de>
3861 PR tree-optimization/23821
3862 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3863 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3864 simple IV increments.
3866 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3868 * config/arm/arm.c (arm_override_options): Really initialize
3869 flag_dwarf2_cfi_asm to 0.
3871 2009-10-05 Doug Kwan <dougkwan@google.com>
3873 PR rtl-optimization/41574
3874 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3875 floating point and we are not doing unsafe math optimizations.
3877 2009-10-03 Simon Baldwin <simonb@google.com>
3878 Cary Coutant <ccoutant@google.com>
3879 Rafael Espindola <espindola@google.com>
3880 Richard Guenther <rguenther@suse.de>
3881 Jan Hubicka <jh@suse.cz>
3882 Doug Kwan <dougkwan@google.com>
3883 H.J. Lu <hongjiu.lu@intel.com>
3884 Bill Maddox <maddox@google.com>
3885 Ryan Mansfield <rmansfield@qnx.com>
3886 Diego Novillo <dnovillo@google.com>
3887 Ollie Wild <aaw@google.com>
3888 Kenneth Zadeck <zadeck@naturalbridge.com>
3890 * lto-cgraph.c: New file.
3891 * lto-compress.c: New file.
3892 * lto-compress.h: New file.
3893 * lto-opts.c: New file.
3894 * lto-section-in.c: New file.
3895 * lto-section-out.c: New file.
3896 * lto-streamer-in.c: New file.
3897 * lto-streamer-out.c: New file.
3898 * lto-streamer.c: New file.
3899 * lto-streamer.h: New file.
3900 * lto-symtab.c: New file.
3901 * lto-wpa-fixup.c: New file.
3902 * lto-wrapper.c: New file.
3904 2009-10-03 Simon Baldwin <baldwin@google.com>
3905 Ben Elliston <bje@au.ibm.com>
3906 Rafael Espindola <espindola@google.com>
3907 Nathan Froyd <froydnj@codesourcery.com>
3908 Jan Hubicka <jh@suse.cz>
3909 Doug Kwan <dougkwan@google.com>
3910 Diego Novillo <dnovillo@google.com>
3911 Kenneth Zadeck <zadeck@naturalbridge.com>
3913 * Makefile.in (enable_lto): New.
3914 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3915 (LINKER_PLUGIN_API_H): Define.
3916 (LTO_SYMTAB_H): Define.
3917 (LTO_STREAMER_H): Define.
3918 (TREE_VECTORIZER_H): Define.
3919 (INCLUDES): Add LIBELFINC.
3920 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3921 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3922 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3923 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3924 (native): Add lto-wrapper$(exeext)
3925 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3926 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3927 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3928 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3929 (varasm.o): Add dependency on tree-iterator.h.
3930 (cgraph.o): Add dependency on cif-code.def.
3931 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3932 (ipa-pure-const.o): Likewise.
3933 (GTFILES): Add lto-symtab.c.
3934 (install-lto-wrapper): New.
3935 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3936 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3937 * config.in: Regenerate.
3939 2009-10-03 Rafael Espindola <espindola@google.com>
3940 Diego Novillo <dnovillo@google.com>
3942 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3943 ipa_write_summaries.
3944 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3946 (cgraph_optimize): Make extern.
3948 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3949 Kenneth Zadeck <zadeck@naturalbridge.com>
3951 * toplev.c (in_lto_p): Declare.
3952 * collect2.c (scan_prog_file): Read all the output when reading
3953 information for LTO.
3954 (enum lto_mode_d): Declare.
3956 2009-10-03 Richard Guenther <rguenther@suse.de>
3957 Diego Novillo <dnovillo@google.com>
3959 * gimple.c: Include target.h and alias.h.
3960 (gimple_types): Declare.
3961 (type_hash_cache): Declare.
3962 (gimple_alloc_stat): Make extern.
3963 (gimple_build_eh_must_not_throw): Call
3964 gimple_eh_must_not_throw_set_fndecl.
3965 (struct type_pair_d): Declare.
3966 (type_pair_t): Declare.
3967 (type_pair_hash): New.
3968 (type_pair_eq): New.
3969 (lookup_type_pair): New.
3970 (gimple_force_type_merge): New.
3971 (compare_type_names_p): New.
3972 (compare_field_offset): New.
3973 (gimple_types_compatible_p): New.
3974 (struct sccs): Declare.
3975 (next_dfs_num): Declare.
3976 (iterative_hash_gimple_type): New.
3978 (iterative_hash_type_name): New.
3979 (iterative_hash_gimple_type): New.
3980 (gimple_type_hash): New.
3981 (gimple_type_eq): New.
3982 (gimple_register_type): New.
3983 (print_gimple_types_stats): New.
3984 (gimple_signed_or_unsigned_type): New.
3985 (gimple_unsigned_type): New.
3986 (gimple_signed_type): New.
3987 (gimple_get_alias_set): New.
3988 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3989 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3990 (gimple_force_type_merge): Declare.
3991 (gimple_types_compatible_p): Declare.
3992 (gimple_register_type): Declare.
3993 (print_gimple_types_stats): Declare.
3994 (gimple_unsigned_type): Declare.
3995 (gimple_signed_type): Declare.
3996 (gimple_get_alias_set): Declare.
3997 (gimple_eh_must_not_throw_set_fndecl): New.
3999 2009-10-03 Jan Hubicka <jh@suse.cz>
4000 Kenneth Zadeck <zadeck@naturalbridge.com>
4002 * ipa-pure-const.c: Include lto-streamer.h.
4003 (register_hooks): Factor out of ...
4004 (generate_summary): ... here.
4005 (pure_const_write_summary): New.
4006 (pure_const_read_summary): New.
4007 (pass_ipa_pure_const): Add pure_const_write_summary and
4008 pure_const_read_summary.
4009 * ipa-reference.c: Include lto-streamer.h.
4010 (add_new_function): New.
4011 (remove_node_data): New.
4012 (duplicate_node_data): New.
4013 (ipa_init): Guard against multiple calls.
4014 Move hook setup from analyze_function.
4015 (write_node_summary_p): New.
4016 (ipa_reference_write_summary): New.
4017 (ipa_reference_read_summary): New.
4018 (pass_ipa_reference): Add ipa_reference_write_summary and
4019 ipa_reference_read_summary.
4020 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4021 (struct cgraph_edge): Add fields lto_stmt_uid and
4022 call_stmt_cannot_inline_p.
4023 (cgraph_optimize): Declare.
4024 (cgraph_decide_is_function_needed): Declare.
4025 (reset_inline_failed): Declare.
4026 (enum LTO_cgraph_tags): Declare.
4027 (LTO_cgraph_tag_names): Declare.
4028 (LCC_NOT_FOUND): Define.
4030 2009-10-03 Doug Kwan <dougkwan@google.com>
4031 Rafael Espindola <espindola@google.com>
4032 Jan Hubicka <jh@suse.cz>
4033 Diego Novillo <dnovillo@google.com>
4034 Kenneth Zadeck <zadeck@naturalbridge.com>
4036 * passes.c (all_regular_ipa_passes): New.
4037 (all_ipa_passes): Rename to all_small_ipa_passes.
4038 (init_optimization_passes): Init all_regular_ipa_passes.
4039 * tree-pass.h (all_regular_ipa_passes): New.
4040 (all_ipa_passes): Rename to all_small_ipa_passes.
4041 * passes.c (all_lto_gen_passes): New.
4042 (init_optimization_passes): Initialize all_lto_gen_passes.
4043 (execute_ipa_summary_passes): Make non-static.
4044 (ipa_write_summaries_1): New.
4045 (ipa_write_summaries_2): New.
4046 (ipa_write_summaries): New.
4047 (ipa_write_summaries_of_cgraph_node_set): New.
4048 (ipa_read_summaries_1): New.
4049 (ipa_read_summaries): New.
4050 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4051 (execute_regular_ipa_pass_list): Remove.
4052 (init_optimization_passes): Schedule
4053 pass_rebuild_cgraph_edges and pass_early_inline outside
4054 of pass_all_early_optimizations. Document reason.
4055 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4056 pass_ipa_lto_finish_out): New pass.
4057 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4058 (execute_all_ipa_transforms): New.
4059 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4060 (dump_properties, debug_properties): New.
4061 * tree-optimize.c (gate_all_early_local_passes): Return
4062 false if we are in lto1.
4063 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4064 * tree-pass.h (execute_all_ipa_transforms): Declare.
4065 (pass_ipa_function_and_variable_visibility): Declare.
4066 (pass_ipa_early_inline): Declare.
4067 (pass_ipa_lto_gimple_out): Declare.
4068 (pass_ipa_lto_wpa_fixup): Declare.
4069 (pass_ipa_lto_finish_out): Declare.
4070 (all_small_ipa_passes, all_regular_ipa_passes,
4071 all_lto_gen_passes): Declare.
4072 (execute_ipa_summary_passes): Declare.
4073 (execute_all_ipa_transforms): Declare.
4074 (ipa_write_summaries): Declare
4075 (ipa_write_summaries_of_cgraph_node_set): Declare.
4076 (ipa_read_summaries): Declare.
4078 2009-10-03 Doug Kwan <dougkwan@google.com>
4079 Ollie Wild <aaw@google.com>
4081 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4083 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4084 (lto_mode): New variable.
4085 (maybe_run_lto_and_relink): Handle the -fwpa option.
4086 (main): Handle the -fwpa option.
4087 (maybe_unlink_list): New function.
4088 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4089 * common.opt (flto): New flag.
4090 * toplev.c (flag_generate_lto): Declare.
4092 2009-10-03 Simon Baldwin <simonb@google.com>
4094 * common.opt (flto-compression-level): New flag.
4096 * opts.c: Include lto-opts.h.
4097 (handle_option): Call lto_register_user_option for each
4098 valid option handled.
4099 (decode_options): Clear registered options before the options
4102 2009-10-03 Cary Coutant <ccoutant@google.com>
4104 * collect2.c (is_elf): New function.
4105 (scan_prog_file): Require LTO object to be in ELF format.
4107 2009-10-03 Rafael Espindola <espindola@google.com>
4109 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4110 libgcc to the linker.
4112 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4114 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4115 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4117 * collect2.h (collect_execute): Add flags argument.
4118 * tlink.c (tlink_execute): Update call to collect_execute.
4119 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4120 (use_linker_plugin): New.
4121 (use_linker_plugin_spec_function): New.
4122 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4123 (linker_plugin_file_spec): New.
4124 (lto_wrapper_spec): New.
4125 (lto_gcc_spec): New.
4126 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4127 (static_spec_functions): Add use-linker-plugin.
4128 (process_command): Handle -use-linker-plugin.
4129 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4130 linker_plugin_file_spec and lto_gcc_spec.
4131 (use_linker_plugin_spec_function): New.
4133 2009-10-03 Richard Guenther <rguenther@suse.de>
4137 * tree.h (is_lang_specific): Include LANG_TYPE.
4138 * tree.c (find_decls_types_r): Manually add interesting parts
4139 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4141 * gimple.c (type_pair_hash): Make symmetric.
4142 (type_pair_eq): Likewise.
4143 (lookup_type_pair): Increase initial hashtable size.
4144 (gimple_force_type_merge): Rely on type-pair symmetry.
4145 (visit): Remove excessive checking code.
4146 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4147 (gimple_register_type): Remove getenv calls, shrink initial
4151 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4152 inline functions if not generating lto output.
4155 * toplev.c (finalize): In WPA mode remove the asm file.
4157 2009-10-03 Doug Kwan <dougkwan@google.com>
4159 * ipa-inline.c (cgraph_mark_inline): Check
4160 edge->call_stmt_cannot_inline_p instead of calling
4161 gimple_call_cannot_inline_p.
4162 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4163 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4164 (inline_generate_summary): Do nothing in LTRANS.
4165 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4166 exists before calling gimple_call_cannot_inline_p.
4167 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4168 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4169 Update new_edge->lto_stmt_uid.
4170 * cgraphbuild.c (reset_inline_failed): New.
4172 * common.opt (fwpa): New flag.
4173 (fltrans): New option.
4174 * gcc.c (gcc_lto_option_t): New type.
4175 (current_lto_option): New variable.
4176 (lto_single_spec_function): Remove and is replaced by ..
4177 (lto_option_spec_function): New function.
4178 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4179 passing the -flto flag.
4180 (cc1_options): Separate non-LTO related parts into ..
4181 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4182 (lto1_options): New spec for lto FE.
4183 (link_lto_options): New spec for handling LTO flags in linker.
4184 (invoke_lto_single): Re-format to fit in 80 column. Replace
4185 lto-single with lto-option.
4186 (static_specs): Add cc1_non_lto_options, lto1_options and
4188 (static_spec_function): Replace lto-single with lto-option.
4189 (process_command): Handle -flto, -fwpa and -fltran by setting
4190 current_lto_option and not passing it to subprocess unconditionally.
4192 2009-10-03 Bill Maddox <maddox@google.com>
4194 Add `gcc' driver support for link-time code generation (LTO).
4196 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4197 (lto_flag, lto_objects, lto_o_file): New variables.
4198 (struct lto_object, struct lto_object_list): New structures.
4199 (collect_exit, handler): Remove LTO temporary output file on exit.
4200 (add_lto_object): New function.
4201 (maybe_run_lto_and_relink): New function. Perform link time code
4202 generation and relinking for object files containing LTO information.
4203 (main): Invoke maybe_run_lto_and_relink().
4204 (dump_argv): New function. For debugging, currently disabled.
4205 (scan_prog_file): Add LTO information pass.
4206 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4208 * toplev.c (compile_file): Emit assembler directive to create
4209 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4211 2009-10-03 Diego Novillo <dnovillo@google.com>
4213 * c.opt: Add LTO to warn_abi and warn_psabi.
4215 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4216 inline function. Ignore language-specific nodes. Update all users.
4217 (find_decls_types_r): Do not traverse the subtrees of
4218 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4219 * tree.h (is_lang_specific): New.
4220 * langhooks.h (struct lang_hooks_for_decls): Remove
4221 may_need_assembler_name_p. Update all users.
4223 * c-common.c (set_builtin_user_assembler_name): Move ...
4224 * builtins.c (set_builtin_user_assembler_name): ... here.
4225 (is_builtin_name): Add comment
4226 (is_builtin_fn): New.
4227 * except.c (output_ttype): Only call
4228 lookup_type_for_runtime if TYPE is not a runtime type.
4230 * passes.c (register_pass): Call position_pass on
4231 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4232 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4233 (TV_IPA_LTO_DECL_IO): Define.
4234 (TV_IPA_LTO_CGRAPH_IO): Define.
4236 (TV_WHOPR_WPA): Define.
4237 (TV_WHOPR_WPA_IO): Define.
4238 (TV_WHOPR_LTRANS): Define.
4239 (TV_WHOPR_WPA_FIXUP): Define.
4240 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4241 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4242 * tree-flow.h (tree_node_can_be_shared): Declare.
4243 * tree-inline.c (tree_can_inline_p): Check that E has a
4244 statement associated with it.
4245 * tree.c (free_lang_data_in_binf): Factor out of ...
4246 (free_lang_data_in_type): ... here.
4247 Call RECORD_OR_UNION_TYPE_P.
4248 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4249 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4250 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4251 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4252 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4253 (gate_free_lang_data): Return true if flag_generate_lto is set.
4254 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4255 * c-common.h (set_builtin_user_assembler_name): Move ...
4256 * tree.h (set_builtin_user_assembler_name): ... here.
4258 * common.opt (flto-report): New flag.
4259 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4260 * collect2.c (scan_prog_file): Send the error output of
4261 'nm' to HOST_BIT_BUCKET.
4263 2009-10-03 Ollie Wild <aaw@google.com>
4265 * langhooks-def.h (lhd_begin_section): New function declaration.
4266 (lhd_write_section): New function declaration.
4267 (lhd_end_section): New function declaration.
4268 (LANG_HOOKS_BEGIN_SECTION): New macro.
4269 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4270 (LANG_HOOKS_END_SECTION): New macro.
4271 (LANG_HOOKS_LTO): New macro.
4272 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4273 * langhooks.c (output.h): Add include.
4274 (saved_section): New static variable.
4275 (lhd_begin_section): New function.
4276 (lhd_write_section_data): New function.
4277 (lhd_end_section): New function.
4278 * langhooks.h (struct lang_hooks_for_lto): New structure.
4279 (struct lang_hooks): Add member lto.
4280 * Makefile.in (langhooks.o): Add dependency on output.h.
4282 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4284 2009-10-03 Richard Guenther <rguenther@suse.de>
4286 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4289 2009-10-03 Simon Baldwin <simonb@google.com>
4290 Richard Guenther <rguenther@suse.de>
4291 Janis Johnson <janis187@us.ibm.com>
4292 Doug Kwan <dougkwan@google.com>
4293 Diego Novillo <dnovillo@google.com>
4294 Ramana Radhakrishnan <ramana.r@gmail.com>
4295 Ollie Wild <aaw@google.com>
4297 * doc/install.texi: Add documentation for libelf and --enable-lto.
4298 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4299 -flto-report, -flto-compression-level and -use-linker-plugin.
4300 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4301 Add section for LTO Testing.
4303 2009-10-02 Cary Coutant <ccoutant@google.com>
4305 Add support for comdat type sections for DWARF v4.
4306 Merge from dwarf4 branch.
4308 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4309 (dw_die_ref): Define vector type.
4310 (enum dw_val_class): Add dw_val_class_data8.
4311 (struct dw_val_struct): Add v.val_data8.
4312 (comdat_type_node_ref): New type.
4313 (struct die_struct): Move die_symbol into a union; add new field
4314 die_type_node. Change all uses.
4315 (comdat_type_node): New type.
4316 (skeleton_chain_node): New type.
4317 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4318 (comdat_type_list): New variable.
4319 (dwarf_tag_name): Add DW_TAG_type_unit.
4320 (dwarf_attr_name): Add DW_AT_signature.
4321 (add_AT_data8): New function.
4322 (replace_child): New function.
4323 (move_all_children): New function.
4324 (print_signature): New function.
4325 (print_die): Print signature information; add dw_val_class_data8.
4326 (attr_checksum): Support dw_val_class_data8.
4327 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4328 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4329 (checksum_sleb128, checksum_uleb128): New functions.
4330 (checksum_die_context): New function.
4331 (loc_checksum_ordered): New function.
4332 (attr_checksum_ordered): New function.
4333 (struct checksum_attributes): New structure.
4334 (collect_checksum_attributes): New function.
4335 (die_checksum_ordered): New function.
4336 (generate_type_signature): New function.
4337 (same_dw_val_p): Add dw_val_class_data8.
4338 (is_symbol_die): Use new is_declaration_die function.
4339 (is_declaration_die): New function.
4340 (should_move_die_to_comdat): New function.
4341 (clone_die): New function.
4342 (clone_tree): New function.
4343 (clone_as_declaration): New function.
4344 (copy_declaration_context): New function.
4345 (generate_skeleton_ancestor_tree): New function.
4346 (generate_skeleton_bottom_up): New function.
4347 (generate_skeleton): New function.
4348 (remove_child_or_replace_with_skeleton): New function.
4349 (break_out_comdat_types): New function.
4350 (struct decl_table_entry): New type.
4351 (htab_decl_hash): New function.
4352 (htab_decl_eq): New function.
4353 (htab_decl_del): New function.
4354 (copy_ancestor_tree): New function.
4355 (copy_decls_walk): New function.
4356 (copy_decls_for_unworthy_types): New function.
4357 (build_abbrev_table): Don't assert on missing die_symbol when doing
4358 comdat type sections.
4359 (size_of_die): Use DW_FORM_sig8 for external references. Add
4361 (unmark_dies): Don't assert for unmarked dies when doing comdat
4363 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4364 (output_signature): New function.
4365 (output_die): Likewise.
4366 (output_compilation_unit_header): Mark output as DWARF version 3
4367 even if generating DWARF 4.
4368 (output_comdat_type_unit): New function.
4369 (output_line_info): Mark output as DWARF version 3 even if generating
4371 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4373 (dwarf2out_end_source_file): Likewise.
4374 (prune_unused_types_walk_attribs): Don't follow references into
4375 comdat type sections.
4376 (prune_unused_types_mark): When generating type units, do not mark
4377 children of non-defining declarations of types; do mark children of
4379 (prune_unused_types): Process comdat type sections.
4380 (htab_ct_hash): New function.
4381 (htab_ct_eq): New function.
4382 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4383 Add a pointer to the line table from type unit entries so
4384 DW_AT_decl_file has meaning.
4385 * varasm.c (default_elf_asm_named_section): Use identifier name as
4386 comdat key instead of lang hook.
4388 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4390 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4392 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4394 * config/i386/i386.md (SWIM248): New mode iterator.
4395 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4396 divmodhi4 patterns using SWIM248 macro.
4397 (*divmod<mode>4): Macroize insn_and_split pattern from
4398 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4399 and their corresponding splitters usign SWIM248 macro. Split SImode
4400 insn to generate cltd and DImode insn to generate cqto instead of
4401 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4402 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4403 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4404 *divmodsi_noext patterns using SWIM248 macro.
4405 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4406 udivmodhi4 patterns using SWIM248 macro.
4407 (*udivmod<mode>4): Macroize insn_and_split pattern from
4408 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4409 corresponding splitters using SWIM248 macro.
4410 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4411 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4413 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4415 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4416 of zero-sized element is zero-sized regardless of its extent.
4418 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4421 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4422 * configure: Regenerated.
4423 * config.in: Regenerated.
4424 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4425 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4426 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4427 not emitting .eh_frame, emit .cfi_sections .debug_frame
4432 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4433 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4435 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4436 vars use DECL_RTL with resetting it back to NULL afterwards.
4437 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4438 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4439 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4440 the attribute type allows it, otherwise use DW_FORM_dataN.
4441 (mem_loc_descriptor): Handle CONST_STRING.
4442 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4443 Handle MEM with CONST_STRING address using add_AT_string.
4444 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4445 CONST_STRING for const arrays initialized with a string literal.
4446 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4447 (dwarf2out_finish): Call resolve_addr.
4449 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4450 Maxim Kuvyrkov <maxim@codesourcery.com>
4452 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4454 2009-10-02 Nick Clifton <nickc@redhat.com>
4456 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4457 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4459 2009-10-01 Jan Hubicka <jh@suse.cz>
4461 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4462 (cgraph_create_virtual_clone): Just pass redirect_callers
4464 * cgraph.h (cgraph_clone_node): Update prototype.
4465 * ipa-pure-const.c (self_recursive_p): New function.
4466 (propagate): Use it.
4467 * ipa-inline.c (cgraph_clone_inlined_nodes,
4468 cgraph_decide_recursive_inlining): Update.
4470 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4472 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4473 instructions for TARGET_OCTEON.
4475 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4477 * config/arm/arm.c (arm_override_options): Turn off
4478 flag_dwarf2_cfi_asm for AAPCS variants.
4480 2009-10-01 Martin Jambor <mjambor@suse.cz>
4483 * tree-sra.c (convert_callers): Do not call
4484 compute_inline_parameters on one caller more than once.
4486 2009-10-01 Nick Clifton <nickc@redhat.com>
4488 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4489 an empty string if not already defined.
4491 2009-10-01 Martin Jambor <mjambor@suse.cz>
4494 * tree-sra.c (is_va_list_type): New function.
4495 (find_var_candidates): Call is_va_list_type.
4496 (find_param_candidates): Check that the type or the type pointed
4497 to are not va_list types.
4499 2009-10-01 Martin Jambor <mjambor@suse.cz>
4502 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4503 DECL_ARTIFICIAL (param_decl) is true.
4505 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4507 * tree.h (tree_decl_common::lang_flag_8): New.
4508 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4510 * c-common.h (RID_CONSTEXPR): New.
4512 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4514 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4515 Use ref-all pointers.
4516 (alpha_gimplify_va_arg): Ditto.
4518 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4521 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4522 before insn counting loop now that BB_END (bb) is counted. Ensure
4523 the return value isn't zero.
4525 2009-09-30 Nick Clifton <nickc@redhat.com>
4527 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4528 with separate definitions of c_target_objs and cxx_target_objs.
4529 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4531 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4532 sh_symbian_import_export_class.
4533 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4534 * config/sh/symbian.c: Delete, moving code into...
4535 * config/sh/symbian-base.c: ... here
4536 * config/sh/symbian-c.c: ... and here
4537 * config/sh/symbian-cxx.c: ... and here.
4539 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4542 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4543 of plus RTX into register.
4545 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4547 * doc/install.texi: Linguistic and markup fixes.
4548 (Configuration) <--disable-cpp>: Remove description.
4549 <--enable-maintainer-mode>: Autotools files are affected, too.
4550 <--with-sysroot>: Improve description.
4551 (Building): Bump required GNU make version.
4553 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4555 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4556 (x86_64-*-*): Ditto.
4558 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4559 intrinisics for FMA4.
4560 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4561 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4562 Add FMA4 check and fma4intrin.h.
4563 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4565 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4566 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4567 constant for FMA4 support.
4568 (UNSPEC_FMA4_FMADDSUB): Ditto.
4569 (UNSPEC_FMA4_FMSUBADD): Ditto.
4570 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4571 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4572 (ix86_expand_fma4_multiple_memory): Ditto.
4573 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4574 (OPTION_MASK_ISA_FMA4_UNSET): New.
4575 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4576 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4577 (ix86_handle_option): Handle -mfma4.
4578 (isa_opts): Handle -mfma4.
4579 (enum pta_flags): Add PTA_FMA4.
4580 (override_options): Add FMA4 support.
4581 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4582 (IX86_BUILTIN_VFMADDSD): Ditto.
4583 (IX86_BUILTIN_VFMADDPS): Ditto.
4584 (IX86_BUILTIN_VFMADDPD): Ditto.
4585 (IX86_BUILTIN_VFMSUBSS): Ditto.
4586 (IX86_BUILTIN_VFMSUBSD): Ditto.
4587 (IX86_BUILTIN_VFMSUBPS): Ditto.
4588 (IX86_BUILTIN_VFMSUBPD): Ditto.
4589 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4590 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4591 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4592 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4593 (IX86_BUILTIN_VFNMADDSS): Ditto.
4594 (IX86_BUILTIN_VFNMADDSD): Ditto.
4595 (IX86_BUILTIN_VFNMADDPS): Ditto.
4596 (IX86_BUILTIN_VFNMADDPD): Ditto.
4597 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4598 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4599 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4600 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4601 (IX86_BUILTIN_VFMADDPS256): Ditto.
4602 (IX86_BUILTIN_VFMADDPD256): Ditto.
4603 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4604 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4605 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4606 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4607 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4608 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4609 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4610 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4611 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4612 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4613 (enum multi_arg_type): New enum for describing the various FMA4
4614 intrinsic argument types.
4615 (bdesc_multi_arg): New table for FMA4 intrinsics.
4616 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4617 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4619 (ix86_expand_builtin): Add FMA4 intrinsic support.
4620 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4621 operand instructions.
4622 (ix86_expand_fma4_multiple_memory): New function to split the
4623 second memory reference from FMA4 instructions.
4624 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4625 (ssemodesuffixf2s): Ditto.
4626 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4628 (fma4_fmsub<mode>4): Ditto.
4629 (fma4_fnmadd<mode>4): Ditto.
4630 (fma4_fnmsub<mode>4): Ditto.
4631 (fma4_vmfmadd<mode>4): Ditto.
4632 (fma4_vmfmsub<mode>4): Ditto.
4633 (fma4_vmfnmadd<mode>4): Ditto.
4634 (fma4_vmfnmsub<mode>4): Ditto.
4635 (fma4_fmadd<mode>4256): Ditto.
4636 (fma4_fmsub<mode>4256): Ditto.
4637 (fma4_fnmadd<mode>4256): Ditto.
4638 (fma4_fnmsub<mode>4256): Ditto.
4639 (fma4_fmaddsubv8sf4): Ditto.
4640 (fma4_fmaddsubv4sf4): Ditto.
4641 (fma4_fmaddsubv4df4): Ditto.
4642 (fma4_fmaddsubv2df4): Ditto.
4643 (fma4_fmsubaddv8sf4): Ditto.
4644 (fma4_fmsubaddv4sf4): Ditto.
4645 (fma4_fmsubaddv4df4): Ditto.
4646 (fma4_fmsubaddv2df4): Ditto.
4647 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4648 instructions for intrinsics.
4649 (fma4i_fmsub<mode>4): Ditto.
4650 (fma4i_fnmadd<mode>4): Ditto.
4651 (fma4i_fnmsub<mode>4): Ditto.
4652 (fma4i_vmfmadd<mode>4): Ditto.
4653 (fma4i_vmfmsub<mode>4): Ditto.
4654 (fma4i_vmfnmadd<mode>4): Ditto.
4655 (fma4i_vmfnmsub<mode>4): Ditto.
4656 (fma4i_fmadd<mode>4256): Ditto.
4657 (fma4i_fmsub<mode>4256): Ditto.
4658 (fma4i_fnmadd<mode>4256): Ditto.
4659 (fma4i_fnmsub<mode>4256): Ditto.
4660 (fma4i_fmaddsubv8sf4): Ditto.
4661 (fma4i_fmaddsubv4sf4): Ditto.
4662 (fma4i_fmaddsubv4df4): Ditto.
4663 (fma4i_fmaddsubv2df4): Ditto.
4664 (fma4i_fmsubaddv8sf4): Ditto.
4665 (fma4i_fmsubaddv4sf4): Ditto.
4666 (fma4i_fmsubaddv4df4): Ditto.
4667 (fma4i_fmsubaddv2df4): Ditto.
4669 * doc/invoke.texi (-mfma4): Add documentation.
4670 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4672 2009-09-29 Richard Henderson <rth@redhat.com>
4674 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4675 an edge to the new destination block.
4677 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4680 * pa.c (hppa_profile_hook): Use
4681 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4683 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4684 Alexander Monakov <amonakov@ispras.ru>
4687 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4688 (not_postinc_memory_operand): New.
4689 (not_postinc_move_operand): New.
4690 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4691 (*cmovsi_internal): Ditto.
4693 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4695 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4696 restrict issue_rate in first pass when scheduling for register
4699 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4700 Rafael Avila de Espindola <espindola@google.com>
4702 * gengtype.c (plugin_output): New.
4703 (get_output_file_with_visibility): Return plugin_output for plugins.
4704 (main): Parse and use the -P option.
4705 * gty.texi: Update the command line format.
4707 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4710 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4712 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4713 out if !const_ok_for_output.
4716 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4717 case VAR_LOCATION>: Remove gcc_unreachable ().
4719 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4721 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4722 (x86_64-*-*): Ditto.
4723 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4724 back to smmintrin.h.
4725 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4726 * config/i386/x86intrin.h: Remove SSE5.
4727 * config/i386/mmintrin-common.h: Delete file.
4728 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4730 2009-09-29 Richard Guenther <rguenther@suse.de>
4732 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4733 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4735 2009-09-29 Nick Clifton <nickc@redhat.com>
4737 * function.c (current_function_name): If there is no current
4738 function just return "<none>".
4740 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4742 * tree-pass.h (register_pass_info): New structure.
4743 (pass_positioning_ops): Move enum from gcc-plugin.h.
4744 (register_pass): New function.
4745 * gcc-plugin.h (plugin_pass): Delete structure.
4746 (pass_positioning_ops): Delete enum.
4747 * plugin.c (regsiter_pass): Delete function.
4748 (position_pass): Delete function.
4749 (added_pass_nodes): Delete variable.
4750 (prev_added_pass_nodes): Delete variable.
4751 (pass_list_node): Delete structure.
4752 * passes.c (make_pass_instance): New function.
4753 (next_pass_1): Change to call make_pass_instance.
4754 (pass_list_node): Move structure from gcc-plugin.h.
4755 (added_pass_nodes): Move variable from plugin.c.
4756 (prev_added_pass_nodes): Move variable from plugin.c.
4757 (position_pass): New function.
4758 (register_pass): New function.
4760 2009-09-28 Easwaran Raman <eraman@google.com>
4762 * ifcvt.c (noce_try_abs): Recognize pattern and call
4763 expand_one_cmpl_abs_nojump.
4764 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4765 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4767 2009-09-28 Ian Lance Taylor <iant@google.com>
4770 * c-opts.c (c_common_handle_option): Don't set
4771 warn_jump_misses_init for -Wall.
4772 * doc/invoke.texi (Warning Options): Update documentation.
4774 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4776 * Makefile.in ($(out_object_file)): Depend on
4777 gt-$(basename $(notdir $(out_file))).h.
4779 2009-09-28 Richard Henderson <rth@redhat.com>
4781 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4782 * except.c (gen_eh_region): Set it.
4783 (duplicate_eh_regions_1): Copy it.
4784 * tree-eh.c (lower_resx): Use it to determine which function
4787 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4788 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4789 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4790 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4791 BUILT_IN_CXA_END_CLEANUP if necessary.
4793 * c-common.c (c_define_builtins): Update call to
4794 build_common_builtin_nodes.
4796 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4798 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4800 2009-09-28 Michael Matz <matz@suse.de>
4802 * builtins.c (interclass_mathfn_icode): New helper.
4803 (expand_builtin_interclass_mathfn): Use it here, and split folding
4805 (fold_builtin_interclass_mathfn): ... this new folder.
4806 (build_call_nofold_loc): New static helper.
4807 (build_call_nofold): New wrapper macro for above.
4808 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4809 (expand_builtin_pow): Ditto.
4810 (expand_builtin_memset_args): Ditto.
4811 (expand_builtin_printf): Ditto.
4812 (expand_builtin_fprintf): Ditto.
4813 (expand_builtin_sprintf): Ditto.
4814 (expand_builtin_memory_chk): Ditto.
4815 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4816 (expand_builtin_stpcpy): Ditto.
4817 (expand_builtin_strcmp): Ditto.
4818 (expand_builtin_strncmp): Ditto.
4819 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4820 (expand_builtin_strcpy_args): Don't call folders.
4821 (expand_builtin_memcmp): Ditto.
4822 (expand_builtin_strncpy): Ditto, and use target.
4823 (expand_builtin_memcpy): Ditto.
4824 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4825 expand_builtin_strpbrk, expand_builtin_memmove,
4826 expand_builtin_memmove_args, expand_builtin_bcopy,
4827 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4828 expand_builtin_strspn, expand_builtin_strcspn,
4829 expand_builtin_fputs): Remove these.
4830 (expand_builtin): Don't call the above, change calls to other
4831 expanders that changed prototype.
4832 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4833 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4834 fold_builtin_interclass_mathfn.
4835 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4836 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4838 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4839 * passes.c (init_optimization_passes): Move pass_fold_builtins
4840 after last phiopt pass.
4841 * tree-inline.c (fold_marked_statements): When folding builtins
4842 iterate over all instruction potentially generated.
4843 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4845 (fold_gimple_call): Use it to always fold calls (into potentially
4846 multiple instructions).
4847 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4848 calls into zero at this time.
4849 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4850 statements generated by builtin folding.
4852 2009-09-28 Nick Clifton <nickc@redhat.com>
4854 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4856 2009-09-28 Duncan Sands <baldrick@free.fr>
4858 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4859 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4860 (register_callback): Dispatch it.
4861 (invoke_plugin_callbacks): Incorporate in sanity check.
4862 * ggc.h (ggc_register_cache_tab): Add declaration.
4863 * ggc-common.c (ggc_register_root_tab): Simplify.
4864 (const_ggc_cache_tab_t): New typedef.
4865 (extra_cache_vec): New vector of dynamically added cache tables.
4866 (ggc_register_cache_tab): New function.
4867 (ggc_scan_cache_tab): New function.
4868 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4869 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4871 2009-09-27 Richard Henderson <rth@redhat.com>
4873 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4874 which we remove __builtin_stack_restore.
4876 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4878 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4879 to test for GRD_INVARIANT.
4880 (simple_rhs_p): Anything that's function_invariant_p is fine.
4882 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4884 * gengtype.c (main): Use plunge_files instead of plugin_output.
4886 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4887 Rafael Avila de Espindola <espindola@google.com>
4889 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4890 Don't print pch related info if it is false.
4891 (main): Don't print pch info in plugin mode.
4893 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4895 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4896 with dw_val_class_const_double.
4897 (struct dw_val_struct): Replace val_long_long with val_double and
4898 adjust for above change.
4899 (output_loc_operands): Likewise.
4900 (add_AT_long_long): Rename into...
4901 (add_AT_double): ...this.
4902 (print_die): Replace dw_val_class_long_long with
4903 dw_val_class_const_double and adjust.
4904 (attr_checksum): Likewise.
4905 (same_dw_val_p): Likewise.
4906 (size_of_die): Likewise.
4907 (value_format): Likewise.
4908 (output_die): Likewise.
4909 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4910 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4911 instead of add_AT_long_long.
4912 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4913 value with the precision of its type.
4915 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4918 * c-typeck.c (build_conditional_expr): Use the readonly and
4919 volatile flags of the operand types, not of the operands itself.
4921 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4923 * collect2.c (main): Look for -brtl before adding libraries.
4925 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4927 * config.gcc: Update OpenBSD targets.
4928 * config/openbsd-stdint.h: New file.
4929 * config/openbsd-libpthread.h: New file.
4930 * config/openbsd.h: Update and break out LIB_SPEC definition.
4931 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4932 * config/i386/openbsdelf.h: Correct types.
4933 * config/m68k/openbsd.h: Likewise.
4934 * config/mips/openbsd.h: Likewise.
4935 * config/vax/openbsd.h: Likewise.
4937 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4939 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4940 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4941 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4942 of the length and zero.
4944 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4946 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4947 (FLAGS_H): Add options.h $(REAL_H).
4948 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4949 (TREE_VECTORIZER_H): New.
4950 (EBITMAP_H): Renamed from EBIMAP_H.
4951 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4952 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4953 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4954 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4955 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4956 (graphite-clast-to-gimple.o, graphite-dependences.o)
4957 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4958 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4959 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4960 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4961 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4962 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4963 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4964 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4965 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4966 updated and fixed as per above changes and per
4967 check_makefile_deps.sh output.
4970 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4971 * configure: Regenerate.
4973 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4975 * doc/install.texi: Update minimum MPC version to 0.7.
4977 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4979 * doc/install.texi (Binaries): Remove reference to the binary
4980 distribution CD-ROM from the FSF.
4982 2009-09-26 Michael Matz <matz@suse.de>
4986 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4987 that are mentioned in the body.
4989 2009-09-26 Michael Matz <matz@suse.de>
4991 PR tree-optimization/41454
4992 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4993 (tree_ssa_dominator_optimize): Don't allocate and free it.
4994 (dom_opt_leave_block): Don't iterate over it.
4995 (eliminate_redundant_computations): Don't return a value.
4996 (cprop_operand, cprop_into_stmt): Ditto.
4997 (optimize_stmt): Don't defer updating stmts.
4999 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5001 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5002 generic_parameter_die, template_parameter_pack_die,
5003 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5004 renaming DW_TAG_formal_parameter_pack and
5005 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5006 and DW_TAG_GNU_template_parameter_pack.
5008 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5010 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5011 * config/v850/v850.c (v850_function_value): New function.
5012 (TARGET_FUNCTION_VALUE): Define.
5014 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5016 * tree-vect-stmts.c (vectorizable_call): Call
5017 mark_symbols_for_renaming after vect_finish_stmt_generation.
5019 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5020 to loc_descriptor_from_tree.
5021 (add_location_or_const_value_attribute): Pass 0 instead of 2
5022 for decl_by_reference_p decls.
5024 2009-09-25 Richard Guenther <rguenther@suse.de>
5027 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5030 2009-09-25 Ben Elliston <bje@au.ibm.com>
5032 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5035 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5037 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5038 form of instruction.
5040 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5043 * fold-const.c (const_binop): Handle complex int division.
5044 * tree-complex.c (expand_complex_div_straight,
5045 expand_complex_div_wide): Update comments.
5047 2009-09-24 DJ Delorie <dj@redhat.com>
5050 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5051 (reg_class): Likewise.
5052 (REG_CLASS_NAMES): Likewise.
5053 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5054 (m32c_override_options): Disable -fivopts for M32C.
5056 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5058 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5059 Delete VSX load/store with update support.
5060 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5061 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5065 (VStype_load_update): Ditto.
5066 (VStype_store_update): Ditto.
5067 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5068 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5070 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5071 load/store with update builtins.
5073 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5075 * libgcc2.c (L_trampoline): Prototype for getpagesize
5076 and mprotect in WINNT case.
5078 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5080 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5081 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5082 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5083 'outgoing' argument.
5084 (TARGET_FUNCTION_VALUE): Define.
5086 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5088 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5090 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5093 * common.opt: Initialize dwarf_strict to -1.
5094 * toplev.c (process_options): Catch unset dwarf_strict
5095 and set to 0 for all targets not overriding.
5096 * config/darwin.c (darwin_override_options): Catch unset
5097 dwarf_strict and override to 1.
5099 2009-09-24 Jeff Law <law@redhat.com>
5101 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5103 2009-09-24 Richard Guenther <rguenther@suse.de>
5105 PR tree-optimization/36143
5106 PR tree-optimization/38747
5107 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5108 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5110 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5113 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5114 return false instead of gcc_unreachable (). For CONST return the
5115 value returned by recursive call instead of always returning true.
5116 (tree_add_const_value_attribute): Return the value returned by
5117 add_const_value_attribute instead of always returning true if rtl
5120 2009-09-23 Justin Seyster <jrseys@gmail.com>
5122 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5124 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5126 * cgraphunit.c (cgraph_lower_function): Revert last change.
5127 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5128 instead of DECL_NO_STATIC_CHAIN.
5129 * tree-cfg.c (verify_gimple_call): Likewise.
5130 * tree-nested.c (get_chain_decl, get_chain_field,
5131 convert_tramp_reference_op, convert_gimple_call): Likewise.
5132 (convert_all_function_calls): Likewise. Always set or clear
5133 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5134 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5135 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5137 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5138 DECL_NO_STATIC_CHAIN.
5139 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5140 instead of DECL_NO_STATIC_CHAIN.
5141 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5142 decl_function_context.
5143 * varasm.c (initializer_constant_valid_p): Likewise.
5144 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5145 (DECL_STATIC_CHAIN): ... this.
5146 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5147 instead of DECL_NO_STATIC_CHAIN.
5149 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5150 Rafael Avila de Espindola <espindola@google.com>
5152 * gengtype.c (nb_plugin_files): Make it unsigned to match
5153 num_gt_files. Adjust other variables to avoid warnings.
5154 (main): Allocate an all zero lang_bitmap before each plugin file name
5155 to match regular file names.
5157 2009-09-23 Richard Henderson <rth@redhat.com>
5159 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5160 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5161 static chain passed in memory.
5162 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5163 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5164 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5165 STATIC_CHAIN_REGNUM defined.
5167 * config/picochip/picochip-protos.h: s/class/klass/.
5168 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5169 (picochip_static_chain): New.
5170 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5171 (STATIC_CHAIN_INCOMING): Remove.
5173 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5174 (xtensa_static_chain): New.
5175 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5176 (STATIC_CHAIN_INCOMING): Remove.
5178 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5180 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5181 * config/pa/pa-protos.h (function_value): Remove.
5182 * config/pa/pa.c (pa_function_value): Rename from function_value.
5183 Make static, add 'outgoing' argument.
5184 (TARGET_FUNCTION_VALUE): Define.
5186 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5188 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5189 instead of cfun->machine->is_leaf.
5190 * config/avr/avr.h (machine_function): Remove is_leaf field.
5192 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5195 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5196 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5197 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5198 the same size, prefer DW_OP_stack_value.
5199 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5200 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5202 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5205 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5207 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5210 * cfgexpand.c (convert_debug_memory_address): New.
5211 (expand_debug_expr): Convert base address and offset to the same
5212 mode. Use it to convert addresses to other modes. Accept
5215 2009-09-23 Richard Guenther <rguenther@suse.de>
5217 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5218 produced for bigendian targets with promoted subregs.
5220 2009-09-23 Richard Guenther <rguenther@suse.de>
5222 * value-prof.c (gimple_ic): Purge old EH edges only after building
5225 2009-09-23 Nick Clifton <nickc@redhat.com>
5227 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5229 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5232 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5235 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5236 on non-nested functions.
5238 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5239 Jan Hubicka <jh@suse.cz>
5241 * dwarf2out.c (loc_list_plus_const): Only define if
5242 DWARF2_DEBUGGING_INFO.
5243 (address_of_int_loc_descriptor): Likewise.
5246 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5248 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5251 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5252 constant is more than zero.
5254 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5257 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5258 call final to emit non-scheduled prologue, instead insert at entry.
5260 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5261 Joseph S. Myers <joseph@codesourcery.com>
5263 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5265 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5266 Rafael Avila de Espindola <espindola@google.com>
5268 * gengtype.c (is_file_equal): New function.
5269 (close_output_files): Use is_file_equal. Free of->buf.
5271 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5272 Rafael Avila de Espindola <espindola@google.com>
5274 * gengtype.c (write_types, write_local): Add the output_header
5275 argument. Update all callers.
5277 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5279 * dwarf2out.c (template_parameter_pack_die,
5280 gen_formal_parameter_pack_die ): New functions.
5281 (make_ith_pack_parameter_name): Remove this function.
5282 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5283 DW_TAG_formal_parameter_pack.
5284 (gen_generic_params_dies): Represent each template parameter pack
5285 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5286 represented by usual DW_TAG_template_*_parameter DIEs that are
5287 children of the DW_TAG_template_parameter_pack element DIE.
5288 (generic_parameter_die): This doesn't deal with parameter pack
5289 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5290 of parameter pack DIEs.
5291 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5292 in certain cases, e.g. for pack elements.
5293 (gen_formal_types_die, gen_decl_die): Adjust usage of
5294 gen_formal_parameter_die.
5295 (gen_subprogram_die): Represent each function parameter pack by a
5296 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5297 represented by usual DW_TAG_formal_parameter DIEs that are children
5298 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5299 ____builtin_va_alist decls as no part of the compiler uses those
5301 * langhooks.h (struct lang_hooks_for_decls): Add
5302 function_parm_expanded_from_pack_p, get_generic_function_decl
5303 and function_parameter_pack_p hooks. Fix comment for
5304 get_innermost_generic_parms hook.
5305 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5306 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5307 macros and use them to initialize lang_hook.
5309 2009-09-22 Richard Henderson <rth@redhat.com>
5311 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5312 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5313 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5314 on TRAMPOLINE_TEMPLATE.
5315 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5316 TRAMPOLINE_ADJUST_ADDRESS.
5317 * targhooks.c (default_asm_trampoline_template): Remove.
5318 (default_trampoline_adjust_address): Remove.
5319 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5320 * targhooks.h: Update decls.
5322 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5324 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5325 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5326 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5328 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5331 * reload1.c (reload): Reset debug insns with pseudos without
5334 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5336 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5337 unconditional true for decimal float modes.
5338 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5339 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5341 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5343 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5344 Enable a new case for __FreeBSD__ >= 7.
5345 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5346 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5347 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5348 and USE_LD_AS_NEEDED.
5350 * doc/install.texi (*-*-freebsd*): Update target information.
5352 2009-09-22 Richard Guenther <rguenther@suse.de>
5355 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5356 arrays really properly.
5358 2009-09-22 Richard Henderson <rth@redhat.com>
5361 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5362 calls.static_chain, calls.trampoline_init,
5363 calls.trampoline_adjust_address.
5364 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5365 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5366 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5367 * builtins.c (expand_builtin_setjmp_receiver): Use
5368 targetm.calls.static_chain; only clobber registers.
5369 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5370 set up memory attributes properly for the trampoline block.
5371 (expand_builtin_adjust_trampoline): Use
5372 targetm.calls.trampoline_adjust_address.
5373 * calls.c (prepare_call_address): Add fndecl argument. Use
5374 targetm.calls.static_chain.
5375 * df-scan.c (df_need_static_chain_reg): Remove.
5376 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5377 consolodate static chain handling.
5378 * doc/tm.texi: Document new hooks.
5379 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5380 (init_emit_regs): Don't initialize them.
5381 * expr.h (prepare_call_address): Update decl.
5382 * final.c (profile_function): Use targetm.calls.static_chain.
5383 * function.c (expand_function_start): Likewise.
5384 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5385 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5386 only clobber registers.
5387 * targhooks.c (default_static_chain): New.
5388 (default_asm_trampoline_template, default_trampoline_init): New.
5389 (default_trampoline_adjust_address): New.
5390 * targhooks.h: Declare them.
5391 * varasm.c (assemble_trampoline_template): Use
5392 targetm.asm_out.trampoline_template. Make the memory block const
5395 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5396 alpha_initialize_trampoline. Make static. Merge VMS parameter
5397 differences into the TARGET_ABI_OPEN_VMS code block.
5398 (TARGET_TRAMPOLINE_INIT): New.
5399 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5400 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5401 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5402 (INITIALIZE_TRAMPOLINE): Remove.
5404 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5405 (TRAMPOLINE_TEMPLATE): Merge with ...
5406 (INITIALIZE_TRAMPOLINE): ... this and move ...
5407 * config/arc/arc.c (arc_trampoline_init): ... here.
5408 (TARGET_TRAMPOLINE_INIT): New.
5410 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5411 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5412 (arm_asm_trampoline_template): New.
5413 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5414 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5415 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5416 code to arm_asm_trampoline_template.
5417 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5418 arm_trampoline_adjust_address.
5419 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5420 adjust for target hook parameters.
5422 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5425 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5426 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5427 (bfin_trampoline_init): Rename from initialize_trampoline;
5428 make static; update for target hook parameters.
5429 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5430 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5431 bfin_asm_trampoline_template.
5432 (INITIALIZE_TRAMPOLINE): Remove.
5434 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5435 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5436 cris_trampoline_init): New.
5437 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5438 cris_asm_trampoline_template.
5439 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5440 adjust for target hook parameters.
5442 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5444 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5445 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5446 fr30_trampoline_init): New.
5447 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5448 fr30_asm_trampoline_template.
5449 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5450 adjust for target hook parameters.
5452 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5453 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5454 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5455 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5456 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5458 * config/h8300/h8300.c (h8300_trampoline_init): New.
5459 (TARGET_TRAMPOLINE_INIT): New.
5460 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5461 to h8300_trampoline_init and adjust for hook parameters.
5463 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5464 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5465 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5466 make static; adjust for hook parameters.
5467 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5469 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5470 (TARGET_TRAMPOLINE_INIT): New.
5471 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5472 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5473 iq2000_asm_trampoline_template.
5474 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5475 (TRAMPOLINE_CODE_SIZE): New.
5476 (TRAMPOLINE_SIZE): Use it.
5477 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5479 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5480 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5481 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5482 adjust for hook parameters.
5483 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5485 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5486 (m32r_trampoline_init): New.
5487 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5488 m32r_trampoline_init.
5490 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5491 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5492 make static; update for hook parameters.
5493 * config/m68hc11/m68hc11-protos.h: Update.
5494 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5496 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5497 (TARGET_TRAMPOLINE_INIT): New.
5498 (mcore_function_value): Fix typo.
5499 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5500 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5501 to mcore_asm_trampoline_template.
5502 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5504 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5505 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5506 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5507 update for hook parameters.
5508 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5510 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5511 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5512 mips_trampoline_init): New.
5513 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5514 mips_asm_trampoline_template.
5515 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5516 update for hook parameters.
5518 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5519 (TARGET_TRAMPOLINE_INIT): New.
5520 (mmix_trampoline_size): Remove.
5521 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5522 make static. Remove out-of-date tetra vs octa comment.
5523 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5524 make static; update for hook parameters.
5525 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5526 (INITIALIZE_TRAMPOLINE): Remove.
5527 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5528 (TRAMPOLINE_ALIGNMENT): New.
5529 * gcc/config/mmix/mmix-protos.h: Update.
5531 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5532 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5533 mn10300_trampoline_init): New.
5534 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5535 mn10300_asm_trampoline_template.
5536 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5538 * config/moxie/moxie.c (moxie_static_chain,
5539 moxie_asm_trampoline_template, moxie_trampoline_init,
5540 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5541 TARGET_TRAMPOLINE_INIT): New.
5542 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5543 moxie_trampoline_init.
5544 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5545 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5547 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5548 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5549 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5550 pa_trampoline_adjust_address): New.
5551 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5552 pa_asm_trampoline_template.
5553 (TRAMPOLINE_ALIGNMENT): New.
5554 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5555 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5556 adjust for hook parameters.
5557 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5559 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5560 (TARGET_TRAMPOLINE_INIT): New.
5561 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5562 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5564 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5566 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5567 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5568 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5569 make static; adjust parameters for the hook.
5570 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5572 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5573 s390_trampoline_template; make static.
5574 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5575 make static; adjust for target hook.
5576 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5577 * config/s390/s390-protos.h: Remove trampoline decls.
5578 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5579 (TRAMPOLINE_TEMPLATE): Remove.
5580 (TRAMPOLINE_ALIGNMENT): New.
5582 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5583 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5584 (TARGET_TRAMPOLINE_INIT): New.
5585 (score_asm_trampoline_template): New.
5586 (score_trampoline_init): Rename from score_initialize_trampoline;
5587 make static; adjust for hook parameters.
5588 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5589 score[37]_asm_trampoline_template.
5590 (INITIALIZE_TRAMPOLINE): Remove.
5591 * config/score/score3.c (score3_asm_trampoline_template): New.
5592 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5593 adjust for target hook.
5594 * config/score/score7.c (score7_asm_trampoline_template): New.
5595 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5596 adjust for target hook.
5597 * config/score/score3.h, config/score/score7.h: Update.
5599 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5600 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5601 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5602 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5603 make static; adjust for target hook parameters.
5604 (sh_trampoline_adjust_address): New.
5605 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5606 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5608 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5609 (sparc32_initialize_trampoline): Rename from
5610 sparc_initialize_trampoline; make static; replace tramp parameter
5611 with m_tramp and update memory accesses.
5612 (sparc64_initialize_trampoline): Similarly.
5613 (sparc_trampoline_init): New.
5614 * config/sparc/sparc-protos.h: Remove trampoline decls.
5615 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5616 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5618 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5619 (array_to_constant): Make ARR parameter const.
5620 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5621 make static; update for hook parameters.
5622 * config/spu/spu-protos.h: Update decls.
5623 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5625 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5626 from xstormy16_initialize_trampoline; make static; update for
5628 (TARGET_TRAMPOLINE_INIT): New.
5629 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5631 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5632 (TARGET_TRAMPOLINE_INIT): New.
5633 (v850_can_eliminate): Make static.
5634 (v850_asm_trampoline_template, v850_trampoline_init): New.
5635 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5636 v850_asm_trampoline_template.
5637 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5638 and adjust for target hook parameters.
5640 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5641 (TARGET_TRAMPOLINE_INIT): New.
5642 (vax_asm_trampoline_template, vax_trampoline_init): New.
5643 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5644 vax_asm_trampoline_template.
5645 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5647 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5648 (TARGET_TRAMPOLINE_INIT): New.
5649 (xtensa_asm_trampoline_template): Rename from
5650 xtensa_trampoline_template; make static.
5651 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5652 make static; update for hook parameters.
5653 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5654 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5655 (INITIALIZE_TRAMPOLINE): Remove.
5657 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5658 error for nested functions with regparm=3.
5659 (ix86_compute_frame_layout): Adjust frame pointer offset for
5660 ix86_static_chain_on_stack.
5661 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5662 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5663 don't reset to UNITS_PER_WORD.
5664 (ix86_emit_leave): Adjust ix86_cfa_state.
5665 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5666 (ix86_static_chain): New.
5667 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5668 make static; update for target hook parameters; use ix86_static_chain.
5669 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5670 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5671 (INITIALIZE_TRAMPOLINE): Remove.
5672 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5673 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5674 to the end. Add static_chain_on_stack.
5675 (ix86_static_chain_on_stack): New.
5677 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5678 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5679 (m68k_trampoline_init): New.
5680 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5681 m68k_trampoline_init and adjust for hook parameters.
5682 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5683 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5685 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5687 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5688 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5690 * reload1.c (reload): Call wrap_constant when substituting
5691 reg for equiv inside of DEBUG_INSNs.
5694 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5695 add_call_src_coords_attributes, add_high_low_attributes,
5696 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5697 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5698 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5699 when -gdwarf-2 -gstrict-dwarf.
5700 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5701 -gdwarf-[23] -gstrict-dwarf.
5702 (address_of_int_loc_descriptor, loc_descriptor,
5703 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5704 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5705 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5707 2009-09-22 Richard Guenther <rguenther@suse.de>
5709 PR tree-optimization/41428
5710 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5711 (ccp_finalize): Pass it to substitute_and_fold.
5713 2009-09-22 Richard Guenther <rguenther@suse.de>
5715 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5716 (substitute_and_fold): Adjust prototype.
5717 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5718 (simplify_stmt_using_ranges): Likewise.
5719 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5720 (vrp_fold_stmt): New function.
5721 (vrp_finalize): Pass it to substitute_and_fold.
5722 * tree-flow.h (vrp_evaluate_conditional): Remove.
5723 (simplify_stmt_using_ranges): Likewise.
5724 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5725 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5726 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5728 (fold_predicate_in): Move to tree-vrp.c.
5729 (substitute_and_fold): Use the callback instead of calling into
5730 tree-vrp.c functions directly.
5732 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5734 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5735 comparison warning on rs6000.
5738 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5739 GIMPLE_EH_MUST_NOT_THROW cleanup.
5740 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5742 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5745 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5746 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5747 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5748 libSystem which is derived from the gcc 4.2.1 unwinder.
5750 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5753 * varasm.c (default_encode_section_info): Copy TLS model into
5754 sym_ref flags regardless of backend support for TLS, for all
5755 model types except TLS_MODEL_EMULATED.
5757 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5760 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5761 we can handle it correctly.
5763 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5765 * doc/install.texi (os2): Remove section.
5767 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5769 * doc/standards.texi (Objective-C): Adjust two URLs.
5771 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5773 * tree-tailcall.c (process_assignment): Don't check if a
5774 multiplication or an addition are already present.
5775 (find_tail_calls): Combine multiple additions and multiplications.
5776 (adjust_accumulator_values): Emit accumulators.
5778 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5780 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5781 xmm register restore.
5783 2009-09-21 Jan Hubicka <jh@suse.cz>
5785 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5786 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5789 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5791 * stor-layout.c (layout_type): Remove obsolete code.
5793 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5796 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5798 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5801 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5802 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5803 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5804 * fold-const.c (const_binop): Likewise.
5805 * real.h (do_mpc_arg2): Update prototype.
5807 2009-09-20 Jan Hubicka <jh@suse.cz>
5809 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5810 (add_location_or_const_value_attribute): Rewrite using
5812 (tree_add_const_value_attribute): Return true if successful.
5813 (tree_add_const_value_attribute_for_decl): Likewise.
5815 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5816 (loc_descriptor): ... here;
5817 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5818 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5819 pool items that was not marked for output.
5820 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5821 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5822 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5823 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5824 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5825 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5826 DW_OP_stack_value to get address of items that are not available
5828 (dw_loc_list): Handle single element lists correctly.
5830 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5831 Pascal Obry <obry@adacore.com>
5833 * unwind-dw2-fde.c (classify_object_over_fdes):
5834 Cast the constant 1 to _Unwind_Ptr.
5835 (add_fdes): Likewise.
5836 (linear_search_fdes): Likewise.
5838 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5840 * stor-layout.c (set_sizetype): Avoid useless type copy.
5842 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5844 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5846 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5847 * configure, config.in: Regenerate.
5848 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5850 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5851 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5852 for global data if the output could be used in a shared library.
5853 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5854 to 0 if TARGET_WRITABLE_EH_FRAME.
5856 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5858 PR rtl-optimization/39886
5859 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5860 just when insn is equal to BB_END (bb).
5862 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5864 * config/mips/mips.opt (mrelax-pic-calls): New option.
5865 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5867 (mips_unspec_call): Change "unspec_call" expander into this.
5868 (mips_strip_unspec_call): New function.
5869 (mips_got_load): Call mips_unspec_call instead of
5870 gen_unspec_call<mode>.
5871 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5873 (mips_cfg_in_reorg): New function.
5874 (mips16_lay_out_constants): Use it to decide whether to call
5875 CFG-aware insn splitting.
5876 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5877 mips_reorg. Move DF set-up code from here ...
5878 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5880 (mips_reorg): Call mips_df_reorg instead of
5881 r10k_insert_cache_barriers. Move CFG set-up code here from
5882 r10k_insert_cache_barriers.
5883 (mips_call_expr_from_insn): New function.
5884 (mips_pic_call_symbol_from_set): Likewise.
5885 (mips_find_pic_call_symbol): Likewise.
5886 (mips_annotate_pic_call_expr): Likewise.
5887 (mips_get_pic_call_symbol): Likewise.
5888 (mips_annotate_pic_calls): Likewise.
5889 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5891 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5892 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5893 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5895 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5896 (unspec_call<mode>): Remove it.
5897 (sibcall_internal, sibcall_value_internal,
5898 sibcall_value_multiple_internal, call_internal, call_split,
5899 call_value_internal, call_value_split,
5900 call_value_multiple_internal, call_value_multiple_split): Pass
5901 SIZE_OPNO to MIPS_CALL.
5902 (call_internal_direct, call_direct_split,
5903 call_value_internal_direct, call_value_direct_split): Pass -1 as
5904 SIZE_OPNO to MIPS_CALL.
5905 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5906 * configure: Regenerate.
5907 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5908 and -mno-relax-pic-calls.
5909 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5911 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5914 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5915 in the directory this rule is called from, rather than the
5916 toplevel 'gcc' directory, to fix in-tree build.
5918 2009-09-19 Chris Demetriou <cgd@google.com>
5920 PR preprocessor/28435:
5921 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5922 to cpplib that the preprocessor output is needed.
5924 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5926 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5927 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5928 *return_and_restore_fpregs_<mode>,
5929 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5932 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5933 instead of assuming it has always a REG inside of it.
5935 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5937 * config/freebsd.h: Update comment on types.
5938 (WINT_TYPE): Define.
5940 2009-09-18 Jason Merrill <jason@redhat.com>
5942 * c.opt: Add -fno-deduce-init-list.
5944 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5946 * value-prof.c (interesting_stringop_to_profile_p): Added output
5947 argument to indicate which parameter is the size parameter.
5948 * value-prof.c (gimple_stringop_fixed_value): Use
5949 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5950 * value-prof.c (gimple_stringops_transform): Update call sites to
5951 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5953 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5956 From David Binderman <dcb314@hotmail.com>:
5957 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5958 local variable f. Remove stale comments.
5959 (ix86_compute_frame_layout): Remove useless local variable total_size.
5960 Remove #if 0'd code.
5961 (legitimate_address_p): Remove useless local variables
5962 reason_rtx and reason.
5963 (ix86_split_copysign_const): Remove useless local variable op1.
5964 (scale_counter): Remove useless local variable piece_size_mask.
5966 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5968 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5971 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5974 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5976 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5978 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5981 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5983 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5984 DW_OP_implicit_value even without dwarf_version 4.
5986 2009-09-17 Jan Hubicka <jh@suse.cz>
5988 * dwarf2out.c: Include tree-pass.h and gimple.h.
5989 (loc_list_plus_const): New function.
5990 (loc_descriptor_from_tree_1): Rename to ...
5991 (loc_descriptor_from_tree): ... remove original.
5992 (loc_list_from_tree): New function.
5993 (add_AT_location_description): Accept location list.
5994 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5995 (concatn_mem_loc_descriptor): Remove.
5996 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5998 (secname_for_decl): Move up.
5999 (hidden_reference_p): New function; break out from ...
6000 (loc_by_refernece): ... here; move up.
6001 (dw_loc_list): New function.
6002 (single_element_loc_list): New function.
6003 (single_element_loc_list_p): New function.
6004 (add_loc_descr_to_each): New function.
6005 (add_loc_list): New function.
6006 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6007 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6008 add diagnostics why expansion failed.
6009 (add_location_or_const_value_attribute): Support location lists.
6010 (add_bound_info): Likewise.
6011 (descr_info_loc): Update call of loc_descriptor_from_tree.
6012 (gen_variable_die): Work on location lists.
6013 * final.c (pass_final): Add dump file.
6014 * Makefile.in (dwarf2out.o): Add new dependencies.
6016 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6019 * real.c decimal_from_integer, decimal_integer_string): New.
6020 (real_from_integer): Use them as special case for decimal float.
6021 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6022 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6023 Do not append zero after the decimal point in string to convert.
6025 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6027 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6028 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6030 2009-09-17 Martin Jambor <mjambor@suse.cz>
6032 * common.opt (fipa-sra): New switch.
6033 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6034 * timevar.def (TV_IPA_SRA): New timevar.
6035 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6036 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6037 * tree-sra.c: Include cgraph.c.
6038 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6039 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6040 and grp_not_necessarilly_dereferenced.
6041 (func_param_count): New variable.
6042 (encountered_apply_args): New variable.
6043 (bb_dereferences): New variable.
6044 (final_bbs): New variable.
6045 (no_accesses_representant): New variable.
6046 (no_accesses_p): New function.
6047 (dump_access): Dump the new fields.
6048 (sra_initialize): Set encountered_apply_args to false.
6049 (get_ssa_base_param): New function.
6050 (mark_parm_dereference): New function.
6051 (create_access): Caring for INIDRECT_REFs and different handling of
6052 varialble length accesses in early IPA SRA. Store the stmt - a new
6053 parameter - to the new access.
6054 (build_access_from_expr_1): New parameter stmt, passed to
6055 create_access. Handle INDIRECT_REFs.
6056 (build_access_from_expr): Pass the current statement to
6057 build_access_from_expr_1.
6058 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6060 (build_accesses_from_assign): Pass the current statement to
6061 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6062 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6063 final_bbs when necessary. Check for calls to __builtin_apply_args.
6064 Fixup EH info if anythng was changed.
6065 (is_unused_scalar_param): New function.
6066 (ptr_parm_has_direct_uses): New function.
6067 (find_param_candidates): New function.
6068 (mark_maybe_modified): New function.
6069 (analyze_modified_params): New function.
6070 (propagate_dereference_distances): New function.
6071 (dump_dereferences_table): New function.
6072 (analyze_caller_dereference_legality): New function.
6073 (unmodified_by_ref_scalar_representative): New function.
6074 (splice_param_accesses): New function.
6075 (decide_one_param_reduction): New function.
6076 (enum ipa_splicing_result): New type.
6077 (splice_all_param_accesses): New function.
6078 (get_param_index): New function.
6079 (turn_representatives_into_adjustments): New function.
6080 (analyze_all_param_acesses): New function.
6081 (get_replaced_param_substitute): New function.
6082 (get_adjustment_for_base): New function.
6083 (replace_removed_params_ssa_names): New function.
6084 (sra_ipa_reset_debug_stmts): New function.
6085 (sra_ipa_modify_expr): New function.
6086 (sra_ipa_modify_assign): New function.
6087 (convert_callers): New function.
6088 (modify_function): New function.
6089 (ipa_sra_preliminary_function_checks): New function.
6090 (ipa_early_sra): New function.
6091 (ipa_early_sra_gate): New function.
6092 (pass_early_ipa_sra): New variable.
6093 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6095 2009-09-17 Michael Matz <matz@suse.de>
6098 * tree.c (build_type_attribute_qual_variant): Export.
6099 * tree.h (build_type_attribute_qual_variant): Declare.
6100 * tree-inline.c (remap_type_1): Use it to build variants with
6101 the original qualifiers and attributes.
6103 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6105 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6106 without a fallthrough edge.
6108 2009-09-16 DJ Delorie <dj@redhat.com>
6110 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6111 chip and ignore the "fast_interrupt" attribute if so.
6113 2009-09-16 Richard Henderson <rth@redhat.com>
6116 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6119 2009-09-16 Richard Henderson <rth@redhat.com>
6122 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6123 is set only if DECL_NO_STATIC_CHAIN is unset.
6124 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6125 (FOR_EACH_NEST_INFO): New.
6126 (walk_all_functions): Use it.
6127 (finalize_nesting_tree): Likewise.
6128 (unnest_nesting_tree): Likewise.
6129 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6130 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6131 (convert_gimple_call): Early out if gimple_call_chain already set.
6132 (convert_all_function_calls): Iterate until no new functions
6133 require a static chain.
6134 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6135 when building a trampoline. Use dump_function_to_file instead
6137 (lower_nested_functions): Open dump_file. Validate that decls
6138 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6139 bit reset by this pass.
6141 2009-09-16 Michael Matz <matz@suse.de>
6144 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6145 shorten decl_common_unused.
6146 (DECL_RESTRICTED_P): New accessor.
6147 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6148 to disambiguate marked decls and restrict pointers.
6150 2009-09-16 Richard Henderson <rth@redhat.com>
6153 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6155 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6157 * integrate.c (set_block_abstract_flags): Call
6158 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6160 2009-09-16 Richard Guenther <rguenther@suse.de>
6163 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6166 2009-09-16 DJ Delorie <dj@redhat.com>
6167 Kaz Kojima <kkojima@gcc.gnu.org>
6169 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6170 (sh_expand_prologue): Update calls to output_stack_adjust.
6171 (sh_expand_epilogue): Likewise.
6173 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6176 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6177 trying to limit the extent of searches in the insn stream.
6179 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6180 Jakub Jelinek <jakub@redhat.com>
6184 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6186 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6187 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6188 (rs6000_savres_strategy): Always save FP registers inline if the
6189 target doesn't support hardware double-precision. Set the above
6190 bits in return value when needed.
6191 (rs6000_savres_routine_sym): Fix computation for cache selector.
6192 Mark the generated symbol as a function. Rename exitp argument to
6193 lr. Move code for determining the name of the symbol...
6194 (rs6000_savres_routine_name): ...here. New function. Add cases for
6195 getting the names right on AIX and 64-bit Linux.
6196 (savres_routine_name): New variable.
6197 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6198 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6199 on what the target routine uses as a base register. If savep && lr
6200 describe saving of r0 into memory slot.
6201 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6202 line calls for AIX ABI.
6203 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6204 determine FP save/restore functions.
6205 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6206 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6208 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6209 Duplicate restoration of LR and execute the appropriate one
6210 depending on whether GPRs are being restored inline. Set r11 from
6211 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6212 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6213 Fix out of line calls for AIX ABI.
6214 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6216 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6218 (*restore_gpregs_spe): Likewise.
6219 (*return_and_restore_gpregs_spe): Likewise.
6220 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6221 Define to empty string unconditionally.
6222 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6223 Define to empty string unconditionally.
6224 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6227 2009-09-15 Jan Hubicka <jh@suse.cz>
6229 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6230 * params.def (inline-insns-auto): Likewise.
6232 2009-09-15 Martin Jambor <mjambor@suse.cz>
6234 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6235 individual statements only at TDF_DETAILS dump level. Format
6236 source for 80 characters per line.
6238 2009-09-15 Christian Bruel <christian.bruel@st.com>
6240 * regrename.c (do_replace): Update REG_DEAD notes.
6242 2009-09-15 Revital Eres <eres@il.ibm.com>
6244 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6245 * targhooks.c (default_builtin_support_vector_misalignment):
6246 New builtin function.
6247 * targhooks.h (default_builtin_support_vector_misalignment):
6249 * target.h (builtin_support_vector_misalignment):
6250 New field in struct gcc_target.
6251 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6252 new builtin function.
6253 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6255 * config/rs6000/rs6000.c
6256 (rs6000_builtin_support_vector_misalignment): New function.
6257 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6259 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6261 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6263 (bfin_optimize_loop): Likewise.
6264 (bfin_gen_bundles): Likewise.
6265 (workaround_speculation): Likewise.
6266 (find_load): Return NULL_RTX for debug_insn.
6268 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6270 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6273 2009-09-14 DJ Delorie <dj@redhat.com>
6275 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6276 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6279 2009-09-14 Richard Henderson <rth@redhat.com>
6280 Jakub Jelinek <jakub@redhat.com>
6282 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6283 * cfgbuild.c (make_edges): Handle asm goto.
6284 * cfglayout.c (fixup_reorder_chain): Likewise.
6285 * cfgrtl.c (patch_jump_insn): Likewise.
6286 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6287 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6288 (gimple_build_asm_vec): Add and use labels parameter.
6289 (gimple_build_asm): Remove.
6290 (walk_gimple_asm): Walk labels too.
6291 * gimple.def (GIMPLE_ASM): Update docs.
6292 * gimple.h: Update decls.
6293 (struct gimple_statement_asm): Change nc to use unsigned char;
6295 (gimple_asm_nlabels): New.
6296 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6297 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6298 into gimple_build_asm_vec.
6299 * jump.c (mark_jump_label_asm): New.
6300 (mark_jump_label): Use it.
6301 (redirect_jump_1): Handle asm goto.
6302 (invert_jump_1): Soft fail if X is null.
6303 * recog.c (extract_asm_operands): New.
6304 (asm_noperands): Use it; handle asm labels.
6305 (decode_asm_operands): Use extract_asm_operands.
6306 (asm_operand_ok): Properly handle empty string.
6307 * reg-stack.c (get_asm_operands_in_out): Rename from
6308 get_asm_operand_n_inputs; use extract_asm_operands; return both
6309 inputs and outputs by reference; update all callers.
6310 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6311 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6312 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6313 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6314 (extract_asm_operands): Declare.
6315 * stmt.c (expand_asm_operands): Add and use labels parameter.
6316 (check_unique_operand_names): Likewise.
6317 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6318 (expand_asm_stmt): Handle asm labels.
6319 * tree-cfg.c (make_gimple_asm_edges): New.
6320 (make_edges): Use it.
6321 (cleanup_dead_labels): Handle asm labels.
6322 (is_ctrl_altering_stmt): Likewise.
6323 (gimple_redirect_edge_and_branch): Likewise.
6324 * tree.def (ASM_EXPR): Add 5th operand.
6325 * tree.h (ASM_LABELS): New.
6326 (resolve_asm_operand_names): Update decl.
6328 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6329 (c_parser_asm_goto_operands): New.
6330 * c-tree.h (build_asm_expr): Update decl.
6331 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6332 * doc/extend.texi: Document asm goto.
6334 2009-09-14 Richard Henderson <rth@redhat.com>
6336 * except.h: Update declarations.
6337 (struct pointer_map_t): Forward declare.
6338 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6339 (struct eh_landing_pad_d, eh_landing_pad): New.
6340 (struct eh_catch_d, eh_catch): New.
6341 (struct eh_region_d): Remove next_region_sharing_label, aka,
6342 label, tree_label, landing_pad, post_landing_pad, resume,
6343 may_contain_throw. Rename region_number to index. Remove
6344 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6345 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6346 (VEC(eh_landing_pad,gc)): New.
6347 (struct eh_status): Remove last_region_number. Add lp_array,
6348 throw_stmt_table, ttype_data, ehspec_data.
6349 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6350 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6351 * except.c (lang_protect_cleanup_actions): Return tree.
6352 (struct ehl_map_entry): Remove.
6353 (init_eh_for_function): Push zero entries for region and lp_array.
6354 (gen_eh_region): Add to region_array immediately.
6355 (gen_eh_region_catch): Operate on eh_catch objects.
6356 (gen_eh_landing_pad): New.
6357 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6358 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6359 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6360 (get_eh_landing_pad_from_number_fn): New.
6361 (get_eh_landing_pad_from_number): New.
6362 (get_eh_region_from_lp_number_fn): New.
6363 (get_eh_region_from_lp_number): New.
6364 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6365 (get_exception_pointer, get_exception_filter): Remove.
6366 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6367 (current_function_has_exception_handlers): Simplify.
6368 (bring_to_root, eh_region_replaceable_by_p): Remove.
6369 (replace_region, hash_type_list, hash_eh_region): Remove.
6370 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6371 (label_to_region_map, num_eh_regions): Remove.
6372 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6373 (find_exception_handler_labels): Remove.
6374 (duplicate_eh_regions_0, find_prev_try): Remove.
6375 (struct duplicate_eh_regions_data): New.
6376 (duplicate_eh_regions_1): Rewrite.
6377 (duplicate_eh_regions): Return a pointer map instead of an
6379 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6380 (redirect_eh_edge_to_label): Remove.
6381 (eh_region_outermost): Rewrite using eh_region pointers
6382 instead of integers.
6383 (add_ttypes_entry): Update for ttype_data move to eh_status.
6384 (add_ehspec_entry): Rewrite with VEC instead of varray.
6385 (assign_filter_values): Likewise. Export.
6386 (build_post_landing_pads, connect_post_landing_pads): Remove.
6387 (dw2_build_landing_pads): Rewrite to use lp_array.
6388 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6389 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6390 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6391 (sjlj_mark_call_sites): Update for landing pad numbers.
6392 (finish_eh_generation): Rewrite.
6393 (gate_handle_eh): Do nothing for no eh tree.
6394 (pass_rtl_eh): Move up near finish_eh_generation.
6395 (remove_eh_landing_pad): New.
6396 (remove_eh_handler): Export.
6397 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6398 (for_each_eh_label): Rewrite to use lp_array.
6399 (make_reg_eh_region_note): New.
6400 (make_reg_eh_region_note_nothrow_nononlocal): New.
6401 (insn_could_throw_p): New.
6402 (copy_reg_eh_region_note_forward): New.
6403 (copy_reg_eh_region_note_backward): New.
6404 (check_handled, add_reachable_handler): Remove.
6405 (reachable_next_level, foreach_reachable_handler): Remove.
6406 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6407 (get_eh_region_and_lp_from_rtx): New.
6408 (get_eh_region_from_rtx): New.
6409 (can_throw_internal_1, can_throw_external_1): Remove.
6410 (can_throw_internal): Use get_eh_region_from_rtx.
6411 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6412 (insn_nothrow_p, can_nonlocal_goto): New.
6413 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6414 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6415 (add_action_record): Use VEC not varray.
6416 (collect_one_action_chain): Update for eh_region changes.
6417 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6418 Use get_eh_region_and_lp_from_rtx.
6419 (gate_convert_to_eh_region_ranges): New.
6420 (pass_convert_to_eh_region_ranges): Use it.
6421 (push_uleb128, push_sleb128): Use VEC not varray.
6422 (output_one_function_exception_table): Likewise.
6423 (dump_eh_tree): Update for eh_region changes.
6424 (verify_eh_tree): Likewise.
6425 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6426 * tree-eh.c: Include target.h.
6427 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6428 Don't disallow GIMPLE_RESX; adjust argument check.
6429 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6430 (record_stmt_eh_region): Update for landing pad numbers;
6431 generate a landing pad if necessary.
6432 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6433 (remove_stmt_from_eh_lp_fn): Similarly.
6434 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6435 Update for lp numbers; don't special case missing throw_stmt_table.
6436 (lookup_expr_eh_lp): Similarly.
6437 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6438 (eh_seq, eh_region_may_contain_throw): New.
6439 (struct leh_state): Add ehp_region.
6440 (struct leh_tf_state): Remove eh_label.
6441 (emit_post_landing_pad): New.
6442 (emit_resx, emit_eh_dispatch): New.
6443 (note_eh_region_may_contain_throw): New.
6444 (frob_into_branch_around): Take eh_region not eh label;
6445 emit eh code into eh_seq.
6446 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6447 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6448 lower_eh_must_not_throw. Emit code to eh_seq.
6449 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6450 (lower_try_finally_onedest): Likewise.
6451 (lower_try_finally_copy): Likewise.
6452 (lower_try_finally_switch): Likewise.
6453 (lower_try_finally): Initialize ehp_region.
6454 (lower_catch): Update for eh_catch objects.
6455 (lower_eh_filter): Don't handle must_not_throw.
6456 (lower_eh_must_not_throw): New.
6457 (lower_cleanup): Don't set eh_label.
6458 (lower_eh_constructs_2): Resolve eh builtins.
6459 Handle GIMPLE_EH_MUST_NOT_THROW.
6460 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6461 Add eh_seq to the end of the function body.
6462 (make_eh_dispatch_edges): New.
6463 (make_eh_edge): Remove.
6464 (make_eh_edges): Simplify for landing pads.
6465 (redirect_eh_edge_1): New.
6466 (redirect_eh_edge): Use it.
6467 (redirect_eh_dispatch_edge): New.
6468 (stmt_could_throw_p): Use a switch. Allow RESX.
6469 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6470 (stmt_can_throw_internal): Likewise.
6471 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6472 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6473 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6474 (gate_refactor_eh): New.
6475 (pass_refactor_eh): Use it.
6476 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6477 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6478 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6479 (remove_unreachable_handlers): Rename from
6480 tree_remove_unreachable_handlers; rewrite for landing pads;
6481 call remove_eh_handler directly.
6482 (remove_unreachable_handlers_no_lp): New.
6483 (unsplit_eh, unsplit_all_eh): New.
6484 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6485 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6486 (cleanup_empty_eh_unsplit): New.
6487 (cleanup_empty_eh): Rewrite.
6488 (cleanup_all_empty_eh): New.
6489 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6490 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6491 (gate_cleanup_eh): New.
6492 (pass_cleanup_eh): Use it.
6493 (verify_eh_edges): Move later in file. Expect one EH edge.
6494 (verify_eh_dispatch_edge): New.
6496 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6497 (gtype-desc.o): Add TARGET_H.
6498 (tree.o): Use EXCEPT_H, not except.h.
6499 (cfgbuild.o): Add EXPR_H.
6500 (GTFILES): Add vecprim.h.
6501 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6502 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6503 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6504 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6505 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6506 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6507 calls to can_throw_internal.
6508 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6509 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6510 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6511 (expand_gimple_stmt): Use make_reg_eh_region_note.
6512 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6513 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6514 or find_exception_handler_labels.
6515 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6516 there is exacly one EH edge. Use can_nonlocal_goto and
6518 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6519 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6520 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6521 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6522 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6523 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6524 * dse.c (scan_insn): Use insn_could_throw_p.
6525 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6526 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6527 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6528 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6529 EXC_PTR_EXPR or FILTER_EXPR.
6530 (tree_expr_nonzero_warnv_p): Likewise.
6531 * function.h: Include vecprim.h, not varray.h
6532 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6533 move ttype_data and ehspec_data members to struct eh_status; change
6534 action_record_data member to a VEC.
6535 * gcse.c (hash_scan_set): Use can_throw_internal.
6536 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6537 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6538 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6539 (block_may_fallthru): Don't handle RESX_EXPR.
6540 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6541 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6542 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6543 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6544 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6545 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6546 (gimple_size): Likewise.
6547 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6548 (gimple_build_resx): Use gimple_build_with_ops.
6549 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6550 (is_gimple_val): Likewise.
6551 (is_gimple_stmt): Remove RESX_EXPR.
6552 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6553 (GIMPLE_RESX): Reorder with other EH constructs.
6554 * gimple.h (struct gimple_statement_eh_mnt): New.
6555 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6556 (gimple_eh_filter_must_not_throw): Remove.
6557 (gimple_eh_filter_set_must_not_throw): Remove.
6558 (gimple_eh_must_not_throw_fndecl): New.
6559 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6560 (is_gimple_resx): New.
6561 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6562 Don't copy EH_FILTER_MUST_NOT_THROW.
6563 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6564 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6565 handle must_not_throw_labels specially.
6566 * ipa-pure-const.c (check_call): Update debug statement for LP.
6567 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6568 * ipa-utils.c (get_base_var): Likewise.
6569 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6570 * lower-subreg.c (move_eh_region_note): Remove.
6571 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6572 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6573 (create_task_copyfn): Likewise.
6574 (maybe_catch_exception): Use gimple_build_eh_filter.
6575 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6576 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6577 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6578 and pass_lower_resx.
6579 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6580 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6581 can_throw_internal, can_nonlocal_goto.
6582 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6583 copy_reg_eh_region_note_forward.
6584 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6585 (emit_output_reload_insns): Likewise.
6586 (copy_eh_notes): Remove.
6587 * rtl.def (RESX): Remove.
6588 * rtl.h: Update declarations.
6589 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6590 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6591 (update_eh_label): Remove.
6592 (cleanup_dead_labels_eh): New.
6593 (cleanup_deal_labels): Use it instead of update_eh_label.
6594 (gimple_merge_blocks): Update landing pad data structure when
6595 removing a landing pad label.
6596 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6597 test; handle GIMPLE_EH_MUST_NOT_THROW.
6598 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6599 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6600 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6601 (verify_stmt): Likewise. Verify landing pads.
6602 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6603 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6604 (struct move_stmt_d): Add eh_map.
6605 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6606 (move_stmt_r): Remap eh region numbers in builtin calls,
6607 resx and eh_dispatch.
6608 (move_block_to_fn): Remove eh_offset parameter. Use
6609 maybe_duplicate_eh_stmt_fn.
6610 (find_outermost_region_in_block): Operate on eh_region pointers
6611 instead of region numbers.
6612 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6613 duplicate_eh_regions.
6614 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6615 test earlier. Disallow EH landing pads.
6616 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6617 * tree-flow.h: Update declarations.
6618 (struct tree_ann_common_d): Replace rn with lp_nr.
6619 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6620 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6621 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6622 resx and eh_dispatch.
6623 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6624 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6625 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6626 from duplicate_eh_regions.
6627 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6628 update RESX; handle EH_DISPATCH.
6629 (expand_call_inline): Set eh_lp_nr, not eh_region.
6630 (maybe_inline_call_in_expr): Likewise.
6631 * tree-inline.h (struct copy_body_data): Replace eh_region with
6632 eh_lp_nr, eh_region_offset with eh_map.
6633 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6634 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6635 * tree-pretty-print.c (dump_generic_node): Don't handle
6636 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6637 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6638 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6639 EXC_PTR_EXPR, FILTER_EXPR.
6640 * tree-ssa-operands.c (get_expr_operands): Likewise.
6641 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6642 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6643 (ao_ref_init_from_vn_reference): Likewise.
6644 * tree-ssa-sink.c (statement_sink_location): Likewise.
6645 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6646 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6647 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6648 EXC_PTR_EXPR, FILTER_EXPR.
6649 (is_exception_related): Remove.
6650 (compute_avail): Don't call it.
6651 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6652 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6653 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6654 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6656 (build_resx): Remove.
6657 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6658 * tree.h: Update declarations.
6659 (EH_FILTER_MUST_NOT_THROW): Remove.
6660 (struct tree_label_decl): Add eh_landing_pad_nr.
6661 (EH_LANDING_PAD_NR): New.
6662 * value-prof.c (gimple_ic): Tidy variable names. Update for
6663 landing pad numbers.
6664 (gimple_stringop_fixed_value): Tidy variable names. Assert
6665 that neither call stmt can throw.
6666 * vecprim.h (uchar): New.
6667 (VEC(uchar,heap), VEC(uchar,gc)): New.
6669 * c-common.c (c_define_builtins): Update call to
6670 build_common_builtin_nodes.
6671 * c-parser.c (c_parse_file): Don't call
6672 default_init_unwind_resume_libfunc.
6674 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6676 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6677 (mips_cprestore_address_p): Likewise.
6678 (mips_save_gp_to_cprestore_slot): Likewise.
6679 (mips_restore_gp): Rename to...
6680 (mips_restore_gp_from_cprestore_slot): ...this.
6681 (mips_must_initialize_gp_p): Declare.
6682 (mips_emit_save_slot_move): Likewise.
6683 (mips_output_load_label): Return nothing.
6684 (mips_eh_uses): Declare.
6685 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6686 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6687 (TARGET_ABSOLUTE_JUMPS): Likewise.
6688 (EH_USES): Likewise.
6689 (FIRST_PSEUDO_REGISTER): Update comment.
6690 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6691 (MIPS_CALL): ...here.
6692 (REGISTER_NAMES): Add $cprestore.
6693 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6694 Add load_label_length, has_inflexible_gp_insn_p,
6695 has_flexible_gp_insn_p, must_initialize_gp_p and
6696 must_restore_gp_when_clobbered_p.
6697 (mips_expand_call): Don't generate split instructions here.
6698 (mips_split_call): Update the call to mips_restore_gp after
6699 the above name change.
6700 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6701 (mips_find_gp_ref): New function.
6702 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6703 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6704 (mips_insn_has_flexible_gp_ref_p): Likewise.
6705 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6706 (mips_function_has_gp_insn): Delete.
6707 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6708 Use the new functions above. Only return INVALID_REGNUM
6709 for TARGET_ABSOLUTE_JUMPS.
6710 (mips_must_initialize_gp_p): New function.
6711 (mips_get_cprestore_base_and_offset): New function, extracted from...
6712 (mips_cprestore_slot): ...here. Take a bool parameter.
6713 (mips_cfun_has_cprestore_slot_p): New function.
6714 (mips_cprestore_address_p): Likewise.
6715 (mips_save_gp_to_cprestore_slot): Likewise.
6716 (mips_restore_gp): Rename to...
6717 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6718 epilogue_completed. Update the call to mips_cprestore_slot.
6719 Test cfun->machine->must_restore_gp_when_clobbered_p.
6720 (mips_direct_save_slot_move_p): New function.
6721 (mips_emit_save_slot_move): Likewise.
6722 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6723 of cfun->machine->global_pointer.
6724 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6725 (mips_save_reg): Use mips_emit_save_slot_move.
6726 (mips_expand_prologue): Set must_initialize_gp_p.
6727 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6728 for all cprestore saves. Emit a use_cprestore instruction after
6729 setting up the cprestore slot.
6730 (mips_restore_reg): Use mips_emit_save_slot_move.
6731 (mips_process_load_label): New function.
6732 (mips_load_label_length): Likewise.
6733 (mips_output_load_label): Don't return asm: output it here instead.
6734 Use mips_process_load_label.
6735 (mips_adjust_insn_length): Adjust the length of branch instructions
6736 that have length MAX_PIC_BRANCH_LENGTH.
6737 (mips_output_conditional_branch): Update the call to
6738 mips_output_load_label. Assume the branch target is OPERANDS[0]
6739 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6740 (mips_output_order_conditional_branch): Swap the meaning of
6741 OPERANDS[0] and OPERANDS[1].
6742 (mips_variable_issue): Don't count ghost instructions.
6743 (mips_expand_ghost_gp_insns): New function.
6744 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6745 (mips_output_mi_thunk): Set must_initialize_gp_p.
6746 (mips_eh_uses): New function.
6747 * config/mips/predicates.md (cprestore_save_slot_operand)
6748 (cprestore_load_slot_operand): New predicates.
6749 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6750 (UNSPEC_MOVE_GP): Likewise.
6751 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6752 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6753 (CPRESTORE_SLOT_REGNUM): New register.
6754 (MAX_PIC_BRANCH_LENGTH): New constant.
6755 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6756 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6757 branches. Fix commentary.
6758 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6759 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6760 Change type to "ghost".
6761 (loadgp_absolute_<mode>): Likewise.
6762 (loadgp_rtp_<mode>): Likewise.
6763 (copygp_mips16): Likewise.
6764 (loadgp_blockage): Remove redundant mode attribute.
6765 (potential_cprestore): New instruction.
6766 (cprestore): Turn into an unspec set.
6767 (use_cprestore): New instruction.
6768 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6769 (*branch_fp_inverted): Likewise.
6770 (*branch_order<mode>): Likewise.
6771 (*branch_order<mode>_inverted): Likewise.
6772 (*branch_equality<mode>): Likewise.
6773 (*branch_equality<mode>_inverted): Likewise.
6774 (*branch_bit<bbv><mode>): Likewise.
6775 (*branch_bit<bbv><mode>_inverted): Likewise.
6776 (*branch_equality<mode>_mips16): Remove redundant mode.
6777 (jump): Turn into a define_expand.
6778 (*jump_absolute): New instruction.
6779 (*jump_pic): Likewise.
6780 (*jump_mips16): Rename previously-unnamed pattern. Remove
6781 redundant mode attribute.
6782 (restore_gp): Split on epilogue_completed rather than
6783 reload_completed. Change type to "ghost".
6784 (move_gp<mode>): New instruction.
6785 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6786 Remove redundant mode attribute.
6787 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6788 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6789 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6791 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6794 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6795 are returned in the same register (vs34 or v2) that Altivec vector
6796 types are returned in.
6797 (rs6000_libcall_value): Ditto.
6800 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6801 instead of explicit addsi3/adddi3 calls.
6802 (rs6000_split_multireg_move): Ditto.
6803 (rs6000_emit_allocate_stack): Ditto.
6804 (rs6000_emit_prologue): Ditto.
6805 (rs6000_output_mi_thunk): Ditto.
6807 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6808 size is 64 bits if we can use 64-bit registers.
6810 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6812 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6815 From Jie Zhang <jie.zhang@analog.com>:
6816 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6817 save FP and RETS with saveall attribute.
6818 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6819 with saveall attribute.
6821 * config/bfin/bfin.c (bfin_expand_builtin,
6822 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6825 From Jie Zhang <jie.zhang@analog.com>:
6826 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6827 before use in two places.
6828 * config/bfin/bfin.md (AREG): Define mode iterator.
6829 (reload_in, reload_out): Use mode iterator AREG.
6831 2009-09-14 Richard Guenther <rguenther@suse.de>
6834 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6835 EH personality path.
6837 2009-09-13 Richard Guenther <rguenther@suse.de>
6838 Rafael Avila de Espindola <espindola@google.com>
6840 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6841 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6842 (LANG_HOOKS_INITIALIZER): Adjust.
6843 (lhd_pass_through_t): Declare.
6844 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6846 * langhooks.c (lhd_pass_through_t): New function.
6847 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6848 dwarf2out_begin_prologue): Use personality from current_function_decl.
6849 * expr.h (get_personality_function): Declare.
6850 * expr.c (get_personality_function): New function.
6851 (build_personality_function): Likewise.
6852 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6853 (eh_personality_libfunc): Remove.
6854 * optabs.c (build_libfunc_function): New function split out from ...
6855 (init_one_libfunc): ... here.
6856 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6857 (tree_function_decl): Add personality.
6858 (lhd_gcc_personality): Declare.
6859 (build_personality_function): Likewise.
6860 * tree.c (gcc_eh_personality_decl): New.
6861 (lhd_gcc_personality): New function.
6862 * except.h (lang_eh_runtime_type): Remove.
6863 (enum eh_personality_kind): New.
6864 (build_personality_function): Declare.
6865 (function_needs_eh_personality): Declare.
6866 * except.c (lang_eh_runtime_type): Remove.
6867 (function_needs_eh_personality): New function.
6868 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6869 (sjlj_emit_function_enter, output_function_exception_table):
6870 Use personality from current_function_decl.
6871 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6872 * tree-inline.c (tree_can_inline_p): Do not inline across different
6874 (expand_call_inline): Likewise. Adjust the callers EH personality.
6875 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6876 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6877 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6878 (c-parser.o): Likewise
6879 * c-tree.h (c_eh_initialized_p): Remove.
6880 (c_maybe_initialize_eh): Likewise.
6881 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6882 (finish_decl): Don't call c_maybe_initialize_eh.
6883 (c_eh_initialized_p): Remove.
6884 (c_maybe_initialize_eh): Likewise.
6885 * c-parser.c (c_parser_omp_construct): Likewise.
6886 (c_parse_file): Initialize exception handling.
6888 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6890 * config.gcc (tm_file): Remove i386/biarch32.h
6891 for i?86-w64-mingw* case.
6892 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6894 * config.host: Set for x64 mingw the option
6895 use_long_long_for_widest_fast_int to yes.
6897 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6899 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6900 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6901 (dbxout_begin_function): Likewise.
6902 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6903 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6904 set on the function.
6905 (final_end_function): Likewise.
6906 (final_scan_insn): Likewise.
6907 (rest_of_handle_final): Likewise.
6908 * varasm.c (assemble_start_function): Likewise.
6909 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6911 2009-09-12 Jason Merrill <jason@redhat.com>
6913 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6914 * opts.c (common_handle_option): constify.
6916 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6918 * doc/install.texi (avr): Remove obsolete reference site.
6920 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6922 * doc/install.texi (Binaries): Adjust AIX link.
6924 2009-09-12 Akim Demaille <demaille@gostai.com>
6926 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6927 Use an imperative sentence.
6929 2009-09-11 Richard Henderson <rth@redhat.com>
6931 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6932 structure-name and has-tree-operands arguments; update all entries.
6933 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6935 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6936 (gsstruct_code_size): New.
6937 (gss_for_code_): New.
6938 (gss_for_code): Remove.
6939 (gimple_size): Rewrite using gsstruct_code_size.
6940 (gimple_statement_structure): Move to gimple.h.
6941 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6942 (gss_for_code, gimple_statement_structure): New.
6943 (gimple_ops): Use new arrays; tidy.
6945 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6947 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6948 operand to be a PLUS expression.
6949 * config/pa/pa.c (pa_secondary_reload): Likewise.
6951 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6953 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6955 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6958 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6960 From Jie Zhang <jie.zhang@analog.com>:
6961 * doc/extend.texi (node Function Attributes): Document l2
6963 (node Blackfin Variable Attributes): Document l2 variable attributes.
6965 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6967 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6968 to match the system compiler's configuration at inflection point.
6969 Add comment to remark a remaining difference with system compiler.
6971 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6972 * configure: Regenerate.
6974 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6976 From Jie Zhang <jie.zhang@analog.com>:
6977 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6978 (bfin_handle_l2_attribute): New.
6979 (bfin_attribute_table): Add l2 attribute.
6981 2009-09-11 Michael Matz <matz@suse.de>
6984 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6985 on the local_decls list.
6987 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6991 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6993 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6994 for VALUEs, to implement the documented interface.
6995 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6996 Adjust for VALUEs and anything else, to implement the
6997 documented interface.
6999 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7001 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7002 with actual SPE/paired vector modes before using 64-bit alignment.
7003 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7005 2009-09-10 DJ Delorie <dj@redhat.com>
7007 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7010 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7011 * config/mep/mep.c (mep_legitimate_constant_p): New.
7012 * config/mep/mep-protos.h: Prototype it.
7014 2009-09-10 Richard Henderson <rth@redhat.com>
7016 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7018 2009-09-10 Jason Merrill <jason@redhat.com>
7020 * tree.c (chain_index): New fn.
7021 * tree.h: Declare it.
7023 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7025 * config/sol2-c.c (cmn_err_length_specs): Initialize
7026 scalar_identity_flag.
7028 2009-09-10 Richard Henderson <rth@redhat.com>
7030 * tree.h (struct tree_decl_common): Move align member earlier;
7031 move label_decl_uid member ...
7032 (struct tree_label_decl): ... here.
7033 (LABEL_DECL_UID): Update to match.
7035 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7038 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7039 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7041 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7042 dest_prev if the edge is complex.
7044 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7046 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7047 loop latch tests earlier.
7049 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7050 before GIMPLE_RETURN, not after its predecessor; insert
7053 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7054 gimple_seq_empty_p to test for no PHI nodes.
7055 * tree-cfg.c (split_critical_edges): Likewise.
7057 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7059 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7061 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7062 introduced by the VTA branch merge.
7064 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7066 * ira-conflicts.c: Use fputs or putc instead of fprintf
7070 * tree-switch-conversion.c: Ditto.
7072 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7074 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7075 introduced by the VTA branch merge.
7077 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7080 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7082 PR rtl-optimization/39779
7083 * expr.c (convert_modes): Return when mode == oldmode after
7084 CONST_INTs are processed.
7086 2009-09-10 Nick Clifton <nickc@redhat.com>
7088 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7089 attribute and referring decl when creating renamed symbol.
7091 2009-09-10 Richard Guenther <rguenther@suse.de>
7094 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7096 (cgraph_finalize_compilation_unit): Compute reachability
7097 before emitting thunks. Properly process aliases before
7098 possibly removing unreachable nodes.
7100 2009-09-10 Richard Guenther <rguenther@suse.de>
7103 * tree.c (struct free_lang_data_d): Add worklist member.
7104 (find_decls_types_r): Push onto the worklist instead of recursing.
7105 Handle TREE_BINFOs properly.
7106 (find_decls_types): New function wrapped around find_decls_types_r
7107 to process the worklist.
7108 (find_decls_types_in_eh_region): Use it.
7109 (find_decls_types_in_node): Likewise.
7110 (find_decls_types_in_var): Likewise.
7111 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7112 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7113 (AGGREGATE_TYPE_P): Adjust.
7115 2009-09-09 Jason Merrill <jason@redhat.com>
7117 * configure.ac: Check glibc version even if we have an in-tree
7120 2009-09-09 Anthony Green <green@moxielogic.com>
7122 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7123 the constant 0 when appropriate.
7124 * config/moxie/constraints.md: Add constraint O.
7126 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7127 to pass up to 6 32-bit argument values in registers.
7128 (moxie_function_arg): Ditto.
7129 (moxie_arg_partial_bytes): Ditto.
7130 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7131 (REG_PARM_STACK_SPACE): Ditto.
7132 (FUNCTION_ARG_REGNO_P): Ditto.
7134 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7135 instruction to allocate stack space.
7137 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7139 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7140 unnecessarily stringent constraints. Fix address
7141 calculation in the splitters.
7143 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7145 PR rtl-optimization/39779
7146 * expr.c (convert_modes): Return when mode == oldmode after
7147 CONST_INTs are processed.
7149 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7152 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7153 (ix86_expand_prologue): Take frame.padding0 into logic of
7155 (ix86_expand_epilogue): Likewise.
7157 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7159 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7161 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7162 * config/t-slibgcc-libgcc: New file.
7163 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7165 2009-09-09 Martin Jambor <mjambor@suse.cz>
7167 PR tree-optimization/41089
7168 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7171 2009-09-09 Richard Henderson <rth@redhat.com>
7173 * gimple.h (CASE_GIMPLE_OMP): New.
7174 (is_gimple_omp): Use it.
7175 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7176 (verify_gimple_debug): Likewise.
7178 2009-09-09 Richard Guenther <rguenther@suse.de>
7180 PR tree-optimization/41101
7181 * tree-ssa-pre.c (maximal_set): Remove.
7182 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7183 Defer all blocks we didn't visit at least one successor.
7184 (add_to_exp_gen): Do not add to the maximal set.
7185 (make_values_for_phi): Likewise.
7186 (compute_avail): Likewise.
7187 (init_pre): Do not allocate the maximal set.
7188 (execute_pre): Do not dump it.
7190 2009-09-09 Martin Jambor <mjambor@suse.cz>
7192 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7193 an SSA_NAME rather than a is_gimple_variable.
7195 2009-09-09 Richard Guenther <rguenther@suse.de>
7198 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7199 code dealing with plain pointer bases.
7200 (maybe_fold_offset_to_reference): Likewise.
7201 (maybe_fold_stmt_addition): Adjust.
7203 2009-09-09 Richard Guenther <rguenther@suse.de>
7205 * tree.c (free_lang_data_in_type): Do not free the type variant
7207 (free_lang_data): Merge char_type_node with its properly signed
7209 (pass_ipa_free): Collect after freeing language specific data.
7211 2009-09-09 Michael Matz <matz@suse.de>
7214 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7215 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7216 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7219 2009-09-08 DJ Delorie <dj@redhat.com>
7221 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7223 2009-09-04 Jason Merrill <jason@redhat.com>
7225 * tree.c (tree_find_value): Remove.
7226 * tree.h: Remove prototype.
7227 * varasm.c (assemble_external): Use value_member instead.
7229 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7231 * toplev.c (process_options): Choose default debugging type when
7232 gtoggle enables debug info and type is unset.
7234 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7238 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7241 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7243 * configure: Rebuilt with modified libtool.m4.
7245 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7250 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7252 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7254 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7255 (remove_statement): Likewise.
7256 (rewrite_use_nonlinear_expr): Adjust.
7257 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7258 * tree-ssa.c (release_defs_bitset): ... this. New.
7259 * tree-flow.h (release_defs_bitset): Declare.
7261 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7264 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7265 in the middle block.
7267 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7269 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7270 via intptr_t to long type.
7271 (insert_operand_rank): Cast long type via intptr_t to
7273 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7275 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7276 from pointer to unsigned via uintptr_t.
7278 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7279 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7281 * configure: Regenerated.
7282 * config.in: Regenerated
7283 * system.h (stdint.h): Add include.
7284 (inttypes.h): Likewise.
7285 * Makefile.in (aclocal): Add config/stdint.m4.
7286 * aclocal.m4: Regenerated.
7288 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7290 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7292 (note_np_check_stores): New function.
7293 (harmless_null_pointer_p): New function.
7294 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7295 changed. Take into account whether we're in the shadow of a condjump
7296 that tested NP_REG for NULL.
7297 Lose all code that tested for SEQUENCEs.
7298 (workaround_speculation): Avoid inserting NOPs for loads that are
7299 either always executed or a NULL pointer.
7301 2009-09-08 Jan Hubicka <jh@suse.cz>
7303 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7304 * params.def (early-inlining-insns): Likewise.
7306 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7308 PR rtl-optimization/41239
7309 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7310 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7312 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7313 across calls, as the calls might not always return normally.
7314 (call_may_noreturn_p): New function.
7315 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7316 (init_deps): Initialize it.
7317 (remove_from_deps): Also remove calls from
7318 last_function_call_may_noreturn list.
7320 2009-09-07 Richard Henderson <rth@redhat.com>
7322 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7323 more VR->OPERANDS than LHS operands. Free LHS before returning.
7325 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7327 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7328 (attr "addrtype"): New member "spreg".
7329 Use it if mem_spfp_address_operand is true for the address.
7330 (attr "type"): New entry "stall".
7331 (cpu_unit "load"): New.
7332 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7334 (insn_reservation "loadsp"): New.
7335 (insn_reservation "load_stall1"): New.
7336 (insn_reservation "load_stall3"): New.
7338 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7339 (mem_p_address_operand): Exclude stack and frame pointer based
7341 (mem_spfp_address_operand): New; match them here.
7342 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7343 (bfin_reorg): Call it if scheduling insns.
7344 (bfin_gen_bundles): Remove dummy insns created by
7345 add_sched_insns_for_speculation.
7347 From Jie Zhang <jie.zhang@analog.com>:
7348 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7349 bfin_si_revision, bfin_workarounds): Move these ...
7350 * config/bfin/bfin.h: ... here.
7352 From Mike Frysinger <michael.frysinger@analog.com>
7353 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7354 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7355 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7356 bf547m, bf548m, and bf549m.
7357 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7358 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7359 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7360 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7361 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7362 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7363 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7364 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7365 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7366 bf542m, bf544m, bf547m, bf548m, and bf549m.
7368 From Jie Zhang <jie.zhang@analog.com>:
7369 * config/bfin/predicates.md (p_register_operand): New predicate.
7370 (dp_register_operand): New predicate.
7371 * config/bfin/bfin-protos.h (WA_05000074): Define.
7372 (ENABLE_WA_05000074): Define.
7373 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7374 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7375 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7376 (define_attr addrtype): Allow load/store register to be P register.
7377 (define_attr storereg): New.
7378 (define_cpu_unit anomaly_05000074): New.
7379 (define_insn_reservation dsp32shiftimm): New.
7380 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7381 (define_insn_reservation loadp): Cannot use slot2.
7382 (define_insn_reservation loadsp): Cannot use slot2.
7383 (define_insn_reservation storep): Cannot use slot2. Does not
7384 apply when working around 05000074.
7385 (define_insn_reservation storep_anomaly_05000074): New.
7386 (define_insn_reservation storei): Does not apply when working
7388 (define_insn_reservation storei_anomaly_05000074): New.
7389 (define_attr length): Add dsp32shiftimm case.
7390 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7391 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7392 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7393 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7394 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7396 2009-09-07 Martin Jambor <mjambor@suse.cz>
7399 * tree-sra.c (create_artificial_child_access): Return NULL if
7400 build_ref_for_offset fails.
7401 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7402 and create_artificial_child_access to fail.
7404 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7407 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7408 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7409 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7411 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7413 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7414 block, ensure it has an exit edge. Emit a barrier after a jump.
7416 2009-09-07 Nick Clifton <nickc@redhat.com>
7418 * gcc.c (this_is_linker_script): New variable. Like
7419 this_is_library_file but for the %T constructor.
7420 (end_going_arg): If this_is_linker_script is set then locate the
7421 script and insert a --script switch before it
7422 (do_spec_2): Initialise this_is_linker_script.
7423 (do_spec_1): Likewise. Handle %T construct.
7424 (eval_spec_function): Preserve this_is_linker_script.
7425 * doc/invoke.texi: Document %T construct in spec files.
7426 * config/m32c/m32c.h (LIB_SPEC): Use it.
7428 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7430 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7431 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7432 when volatile flag is set.
7433 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7435 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7438 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7439 (combine_stack_adjustments_for_block): Allow insns between stack
7440 adjustments and stores with corresponding pre-(dec|inc)rement or
7441 pre-modify operation.
7443 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7446 * combine-stack-adj.c (struct csa_memlist): Rename to...
7447 (struct csa_reflist): ... this. Rename mem field to ref.
7448 (free_csa_memlist): Rename to...
7449 (free_csa_reflist): ... this.
7450 (record_one_stack_memref): Rename to...
7451 (record_one_stack_ref): ... this. Handle also REG_P.
7452 (try_apply_stack_adjustment): Handle also REG_P.
7453 (struct record_stack_memrefs_data): Rename to...
7454 (struct record_stack_refs_data): ... this. Rename memlist field to
7456 (record_stack_memrefs): Rename to...
7457 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7458 subexpressions instead of failing when a MEM contains SP references.
7459 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7460 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7462 2009-09-06 Richard Guenther <rguenther@suse.de>
7465 * tree.c (build_array_type): Do not record types marked
7466 with structural equality in the canonical type hashtable.
7468 2009-09-06 Richard Guenther <rguenther@suse.de>
7471 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7473 2009-09-05 Richard Guenther <rguenther@suse.de>
7476 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7478 2009-09-05 Richard Guenther <rguenther@suse.de>
7481 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7483 2009-09-05 Richard Guenther <rguenther@suse.de>
7486 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7487 before comparing function argument types.
7489 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7492 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7495 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7498 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7500 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7501 locators before emit_insn is called.
7503 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7506 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7507 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7508 (reginfo_init): Don't call allocate_reg_info.
7510 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7513 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7514 NONDEBUG_INSN_P instead of INSN_P.
7516 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7519 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7521 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7524 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7525 pattern of the split.
7527 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7529 * toplev.c (process_options): Move setter of flag_var_tracking
7530 before other tests that depend on it. Move down setter of
7531 flag_rename_registers. Don't enable var-tracking-assignments
7532 by default if selective scheduling is enabled. Warn if both
7535 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7537 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7538 comment. Use switch statement to catch overlaps between rtx
7539 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7540 (IS_DECL_CODE): ... here. Remove.
7541 (check_value_is_not_decl): Remove.
7542 (dv_from_decl, dv_from_value): Check after conversion.
7544 2009-09-04 Richard Guenther <rguenther@suse.de>
7547 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7548 after emitting tunks. Move emitting thunks and ctors from ...
7549 (cgraph_optimize): ... here. Remove redundant
7550 cgraph_analyze_functions.
7551 * varasm.c (find_decl_and_mark_needed): Remove no longer
7553 (finish_aliases_1): Adjust check for thunk aliases.
7555 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7557 * config/arm/arm.md (ctzsi2): Added braces
7558 to avoid warning that broke booststrap.
7560 2009-09-04 Martin Jambor <mjambor@suse.cz>
7562 PR tree-optimization/41112
7563 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7564 handle variable-bounded arrays.
7565 (expr_with_var_bounded_array_refs_p): New function.
7566 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7568 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7570 * config/s390/2097.md: Removed two incorrect bypasses.
7571 (z10_fsimpdf): Fixed latency.
7572 (z10_fhex): New insn_reservation.
7573 (z10_floaddf): Fixed latency.
7574 (z10_floadsf): Fixed latency.
7575 (z10_ftrunctf): Fixed latency.
7576 (z10_ftruncdf): Fixed latency.
7577 * config/s390/s390.c (z10_cost): Fixed values.
7578 (s390_adjust_priority): Added z10 path.
7579 * config/s390/s390.md (type): Added fhex.
7580 (*mov<mode>_64dfp): Updated type attribute.
7581 (*mov<mode>_64): Updated type attribute.
7582 (*mov<mode>_31): Updated type attribute.
7583 (*mov<mode>"): Likewise.
7584 * config/s390/2084.md (x_fsimpdf): Updated condition.
7586 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7588 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7589 RTXs in the predicate for operand 1.
7591 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7593 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7594 (rbitsi2): New insn.
7595 (ctzsi2): New expand.
7596 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7598 2009-09-03 Martin Jambor <mjambor@suse.cz>
7600 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7601 (create_artificial_child_access): Use build_ref_for_offset instead
7602 of duplicate_expr_for_different_base.
7603 (propagate_subacesses_accross_link): Likewise.
7605 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7607 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7609 (mips16e_collect_argument_saves): Skip debug instructions.
7610 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7611 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7612 (r10k_insert_cache_barriers): Likewise.
7613 (mips_reorg_process_insns): Likewise.
7615 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7618 * ira.c (update_equiv_reg): Remove check on class likely spill.
7620 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7623 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7624 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7628 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7629 the stack slot if it is passed by invisible reference.
7630 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7631 by invisible reference.
7633 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7635 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7636 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7637 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7639 * config/bfin/sync.md: New file.
7640 * config/bfin/bfin.md: Include it.
7641 (UNSPEC_ATOMIC): New.
7642 (UNSPEC_ONES): Provide a unique number.
7644 From Jie Zhang <jie.zhang@analog.com>:
7645 * config/bfin/bfin.c (ret_regs): New.
7646 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7647 (must_save_rets_p): New.
7648 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7649 current_function_is_leaf.
7650 (do_link): Likewise.
7651 (do_unlink): Likewise.
7652 (expand_interrupt_handler_prologue): Use ret_regs array.
7653 (expand_interrupt_handler_epilogue): Use ret_regs array and
7654 pass return register to gen_return_internal.
7655 (bfin_expand_epilogue): Pass return register to
7656 gen_return_internal.
7657 (bfin_expand_call): Explicitly clobber RETS.
7658 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7659 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7660 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7661 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7663 (return_internal): Take a reg rtx rather than the register number.
7665 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7667 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7668 when comparing against estimated_loop_iterations_int return.
7670 2009-09-03 Richard Guenther <rguenther@suse.de>
7672 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7673 eh_personality_libfunc.
7675 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7677 * tree-parloops.c (separate_decls_in_region): Add space.
7679 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7681 * tree-parloops.c (separate_decls_in_region): Change the condition
7682 checking if there are reductions in the loop.
7684 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7686 PR tree-optimization/38275
7687 * tree-parloops.c (parallelize_loops): Replace profitability condition
7688 for expected number of iterations.
7690 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7692 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7693 (bootstrap-debug): Explain conditions in which it becomes default.
7694 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7697 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7699 * doc/invoke.texi (Optimize Options): Move
7700 -finline-small-functions to the -O2 list.
7702 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7704 * toplev.c (process_options): Enable var-tracking-assignments
7705 by default if var-tracking is enabled.
7707 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7709 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7711 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7712 * rtl.h (prev_nonnote_insn_bb): Declare it.
7714 2009-09-03 Diego Novillo <dnovillo@google.com>
7716 * cgraph.c (cgraph_node_for_decl): New.
7717 * cgraph.h (cgraph_node_for_decl): Declare.
7718 * tree.c (host_integerp): Return 0 if T is NULL.
7720 2009-09-03 Diego Novillo <dnovillo@google.com>
7722 * tree.h (struct alias_pair): Move from varasm.c.
7723 (alias_pairs): Likewise.
7724 (TYPE_MAXVAL): Define.
7725 (TYPE_MINVAL): Define.
7726 (iterative_hash_host_wide_int): Declare.
7727 (remove_unreachable_alias_pairs): Declare.
7728 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7729 * diagnostic.c (default_diagnostic_starter): Make extern.
7730 (default_diagnostic_finalizer): Make extern.
7731 * diagnostic.h (default_diagnostic_starter): Declare.
7732 (default_diagnostic_finalizer): Declare.
7733 (default_tree_printer): Declare.
7734 * toplev.c (default_tree_printer): Make extern.
7736 2009-09-03 Richard Guenther <rguenther@suse.de>
7737 Diego Novillo <dnovillo@google.com>
7739 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7740 * cgraphunit.c (cgraph_expand_function): Do not emit
7741 associated thunks from here.
7742 (cgraph_emit_thunks): New.
7743 (cgraph_optimize): Call it.
7744 Return if any IPA pass finds an error.
7745 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7748 2009-09-03 Simon Baldwin <simonb@google.com>
7749 Rafael Espindola <espindola@google.com>
7750 Richard Guenther <rguenther@suse.de>
7751 Doug Kwan <dougkwan@google.com>
7752 Diego Novillo <dnovillo@google.com>
7754 * tree.c: Include tree-pass.h, langhooks-def.h,
7755 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7756 (free_lang_data_in_type): New.
7757 (need_assembler_name_p): New.
7758 (free_lang_data_in_block): New.
7759 (free_lang_data_in_decl): New.
7760 (struct free_lang_data_d): New.
7761 (add_tree_to_fld_list): New.
7762 (find_decls_types_r): New.
7763 (get_eh_types_for_runtime): New.
7764 (find_decls_types_in_eh_region): New.
7765 (find_decls_types_in_node): New.
7766 (find_decls_types_in_var): New.
7767 (free_lang_data_in_cgraph): New.
7768 (free_lang_data): New.
7769 (gate_free_lang_data): New.
7770 (pass_ipa_free_lang_data): New.
7772 2009-09-03 Diego Novillo <dnovillo@google.com>
7774 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7775 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7776 (lang_hooks): Remove const qualifier.
7777 * ipa.c (cgraph_remove_unreachable_nodes): Call
7778 remove_unreachable_alias_pairs.
7779 * except.c (add_type_for_runtime): Check if TYPE has
7780 already been converted.
7781 (lookup_type_for_runtime): Likewise.
7782 (check_handled): Handle converted types.
7783 * varasm.c (remove_unreachable_alias_pairs): New.
7784 * gimple.c: Include demangle.h.
7785 (gimple_decl_printable_name): New.
7786 (gimple_fold_obj_type_ref): New.
7787 * gimple.h (gimple_decl_printable_name): Declare.
7788 (gimple_fold_obj_type_ref): Declare.
7789 * passes.c (init_optimization_passes): Add pass
7790 pass_ipa_free_lang_data.
7791 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7792 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7794 2009-09-03 Diego Novillo <dnovillo@google.com>
7796 * c-lang.c (lang_hooks): Remove const qualifier.
7798 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7800 * doc/install.texi (*-*-freebsd*): Update target information.
7802 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7804 * hard-reg-set.h (call_fixed_regs): Remove.
7805 * reginfo.c (call_fixed_regs): Remove.
7806 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7807 (globalize_reg): Don't use call_fixed_regs.
7808 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7811 2009-09-01 Michael Matz <matz@suse.de>
7813 * expr.h (emit_storent_insn, expand_expr_real_1,
7814 expand_expr_real_2): Declare.
7815 * expr.c (emit_storent_insn, expand_expr_real_1,
7816 expand_expr_real_2): Export.
7817 (store_expr): Setting and evaluating dont_return_target is useless.
7818 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7819 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7820 * except.c (expand_resx_expr): Rename to ...
7821 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7822 * except.h (expand_resx_stmt): Declare.
7823 * stmt.c: Add include gimple.h
7824 (expand_asm_expr): Rename to ...
7825 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7826 (expand_case): Rewrite to take gimple statement.
7827 * tree.h (expand_asm_stmt): Declare.
7828 (expand_case): Change prototype.
7829 * Makefile.in (stmt.o): Depend on gimple.h.
7830 * builtins.c (expand_builtin_synchronize): Build gimple asm
7831 statement, not an ASM_EXPR.
7832 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7833 gimple_to_tree, release_stmt_tree): Remove.
7834 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7835 ggc_free, but hold comparison code and operands separately.
7836 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7837 (expand_call_stmt, expand_gimple_stmt_1,
7838 expand_gimple_stmt): New helpers.
7839 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7840 release_stmt_tree. Call expand_gimple_stmt instead.
7841 (expand_gimple_basic_block): Ditto.
7843 * calls.c (emit_call_1): Don't look at EH regions here, make
7844 fntree parameter useless.
7845 (expand_call): New local rettype for TREE_TYPE(exp), use it
7846 throughout. Remove local p, use addr instead.
7847 Don't look at EH regions here.
7849 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7851 * doc/invoke.texi (-fsched-pressure): Document it.
7852 (-fsched-reg-pressure-heuristic): Remove it.
7854 * reload.c (ira.h): Include.
7855 (find_reloads): Add choosing reload on number of small spilled
7858 * haifa-sched.c (ira.h): Include.
7859 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7860 saved_reg_pressure, curr_reg_live, saved_reg_live,
7861 region_ref_regs): New variables.
7862 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7863 initiate_reg_pressure_info, setup_ref_regs,
7864 initiate_bb_reg_pressure_info, save_reg_pressure,
7865 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7867 (setup_insn_reg_pressure_info): New function.
7868 (rank_for_schedule): Add pressure checking and insn issue time.
7869 Remove comparison of insn reg weights.
7870 (ready_sort): Set insn reg pressure info.
7871 (update_register_pressure, setup_insn_max_reg_pressure,
7872 update_reg_and_insn_max_reg_pressure,
7873 sched_setup_bb_reg_pressure_info): New functions.
7874 (schedule_insn): Add code for printing and updating reg pressure info.
7875 (find_set_reg_weight, find_insn_reg_weight): Remove.
7876 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7877 (debug_ready_list): Print reg pressure info.
7878 (schedule_block): Ditto. Check insn issue time.
7879 (sched_init): Set up sched_pressure_p. Allocate and set up some
7880 reg pressure related info.
7881 (sched_finish): Free some reg pressure related info.
7882 (fix_tick_ready): Make insn always ready if pressure_p.
7883 (init_h_i_d): Don't call find_insn_reg_weight.
7884 (haifa_finish_h_i_d): Free insn reg pressure info.
7886 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7887 ira_memory_move_cost, ira_class_hard_regs,
7888 ira_class_hard_regs_num, ira_no_alloc_regs,
7889 ira_available_class_regs, ira_reg_class_cover_size,
7890 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7892 * ira-lives.c (single_reg_class): Check mode to find how many
7893 registers are necessary for operand.
7894 (ira_implicitly_set_insn_hard_regs): New.
7896 * common.opt (fsched-pressure): New options.
7897 (fsched-reg-pressure-heuristic): Remove.
7899 * ira.c (setup_eliminable_regset): Rename to
7900 ira_setup_eliminable_regset. Make it external.
7901 (expand_reg_info): Pass cover class to setup_reg_classes.
7902 (ira): Call resize_reg_info instead of allocate_reg_info.
7904 * sched-deps.c: Include ira.h.
7905 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7906 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7907 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7908 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7909 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7910 mark_insn_reg_store, mark_insn_reg_clobber,
7911 setup_insn_reg_pressure_info): New.
7912 (sched_analyze_1): Update implicit_reg_pending_uses.
7913 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7914 Use them to create dependencies. Set insn reg uses and pressure
7915 info. Process reg_pending_uses in one place.
7916 (free_deps): Free implicit sets.
7917 (remove_from_deps): Remove implicit sets if necessary. Check
7918 implicit sets when clearing reg_last_in_use.
7919 (init_deps_global): Clear implicit_reg_pending_clobbers and
7920 implicit_reg_pending_uses.
7922 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7923 ira_memory_move_cost, ira_class_hard_regs,
7924 ira_class_hard_regs_num, ira_no_alloc_regs,
7925 ira_available_class_regs, ira_reg_class_cover_size,
7926 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7927 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7928 ira_implicitly_set_insn_hard_regs): New prototypes.
7930 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7931 cost_elements_num): New variables.
7932 (allocno_costs, total_costs): Rename to costs and
7933 total_allocno_costs.
7934 (COSTS_OF_ALLOCNO): Rename to COSTS.
7935 (allocno_pref): Rename to pref.
7936 (allocno_pref_buffer): Rename to pref_buffer.
7937 (common_classes): Rename to regno_cover_class.
7939 (record_reg_classes): Set allocno attributes only if allocno_p.
7940 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7941 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7942 and COSTS_OF_ALLOCNO.
7943 (print_costs): Rename to print_allocno_costs.
7944 (print_pseudo_costs): New.
7945 (process_bb_node_for_costs): Split into 2 functions with new
7946 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7947 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7948 new parameter dump_file. Use cost_elements_num instead of
7949 ira_allocnos_num. Make one iteration if preferred classes were
7950 already calculated for scheduler. Make 2 versions of code
7951 depending on allocno_p.
7952 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7953 regno_cover_class and COSTS instead of common_classes and
7955 (init_costs, finish_costs): New.
7956 (ira_costs): Set up allocno_p and cost_elements_num. Call
7957 init_costs and finish_costs.
7958 (ira_set_pseudo_classes): New.
7960 * rtl.h (allocate_reg_info): Remove.
7961 (resize_reg_info): Change return type.
7962 (reg_cover_class): New.
7963 (setup_reg_classes): Add new parameter.
7965 * sched-int.h (struct deps_reg): New member implicit_sets.
7966 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7967 (INCREASE_BITS): New macro.
7968 (struct reg_pressure_data, struct reg_use_data): New.
7969 (struct _haifa_insn_data): Remove reg_weight. Add members
7970 reg_pressure, reg_use_list, reg_set_list, and
7971 reg_pressure_excess_cost_change.
7972 (struct deps): New member implicit_sets.
7973 (pressure_p): New variable.
7974 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7975 (struct reg_pressure_data, struct reg_use_data): New.
7976 (INSN_REG_WEIGHT): Remove.
7977 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7978 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7979 (sched_init_region_reg_pressure_info,
7980 sched_setup_bb_reg_pressure_info): New prototypes.
7982 * reginfo.c (struct reg_pref): New member coverclass.
7983 (reg_cover_class): New function.
7984 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7985 (reg_info_size): New variable.
7986 (allocate_reg_info): Make static. Setup reg_info_size.
7987 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7988 (setup_reg_classes): Add a new parameter. Setup cover class too.
7990 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7993 * sched-rgn.c (deps_join): Set up implicit_sets.
7994 (schedule_region): Set up region and basic blocks pressure
7997 * passes.c (init_optimization_passes): Move
7998 pass_subregs_of_mode_init before pass_sched.
8000 2009-09-02 Martin Jambor <mjambor@suse.cz>
8002 * tree-sra.c (struct access): New field grp_hint.
8003 (dump_access): Dump grp_hint.
8004 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8006 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8007 those which have been specifically read and somehow written to.
8008 (propagate_subacesses_accross_link): Set grp_hint of right child and
8009 also possibly of the left child.
8011 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8013 * tree-object-size.c (addr_object_size): Always use object_size_type
8014 0 or 2 when determining the pointer pointed object size.
8016 2009-09-02 Richard Guenther <rguenther@suse.de>
8019 2009-08-31 Richard Guenther <rguenther@suse.de>
8021 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8022 to query if the memory regions for memmove overlap.
8023 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8024 asserts on pointers, instead deal with odd trees.
8025 (ptr_derefs_may_alias_p): Likewise.
8026 (refs_may_alias_p_1): Constructor bases also never alias.
8028 2009-08-01 Christian Bruel <christian.bruel@st.com>
8031 2009-07-31 Christian Bruel <christian.bruel@st.com>
8032 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8034 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8036 * doc/invoke.texi (-fvar-tracking-assignments): New.
8037 (-fvar-tracking-assignments-toggle): New.
8038 (-fdump-final-insns=file): Mark filename as optional.
8039 (--param min-nondebug-insn-uid): New.
8040 (-gdwarf-@{version}): Mention version 4.
8041 * opts.c (common_handle_option): Accept it.
8042 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8043 * regrename.c (regrename_optimize): Drop last. Don't count debug
8044 insns as uses. Don't reject change because of debug insn.
8045 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8046 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8047 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8048 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8049 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8050 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8051 * doc/gimple.texi (is_gimple_debug): New.
8052 (gimple_debug_bind_p): New.
8053 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8054 * doc/install.texi (bootstrap-debug): More details.
8055 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8056 (bootstrap-debug-lib): More details.
8057 (bootstrap-debug-ckovw): Update.
8058 (bootstrap-time): New.
8059 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8060 (insert_phi_nodes_for): Insert debug stmts.
8061 (rewrite_stmt): Take iterator. Insert debug stmts.
8062 (rewrite_enter_block): Adjust.
8063 (maybe_replace_use_in_debug_stmt): New.
8064 (rewrite_update_stmt): Use it.
8065 (mark_use_interesting): Return early for debug stmts.
8066 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8067 stmts before replacing stmt.
8068 (move_computations_stmt): Likewise.
8069 * ira-conflicts.c (add_copies): Skip debug insns.
8070 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8071 (regstat_bb_compute_ri): Skip debug insns.
8072 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8073 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8074 check_loop_closed_ssa_stmt): Skip debug stmts.
8075 * tree-tailcall.c (find_tail_calls): Likewise.
8076 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8077 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8078 (build_var_debug_value_stat): Declare.
8079 (build_var_debug_value): Define.
8080 (target_for_debug_bind): Declare.
8081 * reload.c (find_equiv_reg): Skip debug insns.
8082 * rtlanal.c (reg_used_between_p): Skip debug insns.
8083 (side_effects_p): Likewise.
8084 (canonicalize_condition): Likewise.
8085 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8086 insns never depend on debug insns.
8087 (create_ddg_dep_no_link): Likewise.
8088 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8089 Don't add inter-loop dependencies for debug insns.
8090 (build_intra_loop_deps): Likewise.
8091 (create_ddg): Count debug insns.
8092 * ddg.h (struct ddg::num_debug): New.
8093 (num_backargs): Pair up with previous int field.
8094 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8095 -fcompare-debug-second.
8096 * final.c (get_attr_length_1): Skip debug insns.
8097 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8098 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8099 (driver_self_specs): Map -fdump-final-insns to
8100 -fdump-final-insns=..
8101 (get_local_tick): New.
8102 (compare_debug_dump_opt_spec_function): Test for . argument and
8103 compute output name. Compute temp output spec without flag name.
8104 Compute -frandom-seed.
8105 (OPT): Undef after use.
8106 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8107 (average_num_loop_insns): Likewise.
8108 * params.h (MIN_NONDEBUG_INSN_UID): New.
8109 * gimple.def (GIMPLE_DEBUG): New.
8110 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8111 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8112 (merge_in_block): Fix whitespace.
8113 * toplev.c (flag_var_tracking): Update comment.
8114 (flag_var_tracking_assignments): New.
8115 (flag_var_tracking_assignments_toggle): New.
8116 (process_options): Don't open final insns dump file if we're not
8117 going to write to it. Compute defaults for var_tracking.
8118 * df-scan.c (df_insn_rescan_debug_internal): New.
8119 (df_uses_record): Handle debug insns.
8120 * haifa-sched.c (ready): Initialize n_debug.
8121 (contributes_to_priority): Skip debug insns.
8122 (dep_list_size): New.
8124 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8125 they're ready. Disregard previous debug insns to make decisions.
8126 (queue_insn): Never queue debug insns.
8127 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8128 (schedule_insn): Don't reject debug insns because of issue rate.
8129 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8130 (queue_to_ready): Skip and discount debug insns.
8131 (choose_ready): Let debug insns through.
8132 (schedule_block): Check boundary debug insns. Discount debug
8133 insns, schedule them early. Adjust whitespace.
8134 (set_priorities): Check for boundary debug insns.
8135 (add_jump_dependencies): Use dep_list_size.
8136 (prev_non_location_insn): New.
8137 (check_cfg): Use it.
8138 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8140 (remove_unused_ivs): Reset debug stmts.
8141 * modulo-sched.c (const_iteration_count): Skip debug insns.
8142 (res_MII): Discount debug insns.
8143 (loop_single_full_bb_p): Skip debug insns.
8144 (sms_schedule): Likewise.
8145 (sms_schedule_by_order): Likewise.
8146 (ps_has_conflicts): Likewise.
8147 * caller-save.c (refmarker_fn): New.
8148 (save_call_clobbered_regs): Replace regs with saved mem in
8150 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8151 Call refmarker_fn mark for hardregnos.
8152 (mark_reg_as_referenced): New.
8153 (replace_reg_with_saved_mem): New.
8154 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8155 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8157 (cse_extended_basic_block): Skip debug insns.
8158 (count_reg_usage): Likewise.
8159 (is_dead_reg): New, split out of...
8160 (set_live_p): ... here.
8161 (insn_live_p): Use it for debug insns.
8162 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8163 (execute_optimize_stdarg): Likewise.
8164 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8165 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8166 changes in debug stmts as changes.
8167 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8168 (moveup_expr): Don't move across debug insns. Don't move
8169 debug insn if it would create a bookkeeping block.
8170 (moveup_expr_cached): Don't use cache for debug insns that
8171 are heads of blocks.
8172 (compute_av_set_inside_bb): Skip debug insns.
8173 (sel_rank_for_schedule): Schedule debug insns first. Remove
8175 (block_valid_for_bookkeeping_p); Support lax searches.
8176 (create_block_for_bookkeeping): Adjust block numbers when
8177 encountering debug-only blocks.
8178 (find_place_for_bookkeeping): Deal with debug-only blocks.
8179 (generate_bookkeeping_insn): Accept no place to insert.
8180 (remove_temp_moveop_nops): New argument full_tidying.
8181 (prepare_place_to_insert): Deal with debug insns.
8182 (advance_state_on_fence): Debug insns don't start cycles.
8183 (update_boundaries): Take fence as argument. Deal with
8185 (schedule_expr_on_boundary): No full_tidying on debug insns.
8186 (fill_insns): Deal with debug insns.
8187 (track_scheduled_insns_and_blocks): Don't count debug insns.
8188 (need_nop_to_preserve_insn_bb): New, split out of...
8189 (remove_insn_from_stream): ... this.
8190 (fur_orig_expr_not_found): Skip debug insns.
8191 * rtl.def (VALUE): Move up.
8193 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8194 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8195 Set it if debug stmts are found.
8196 (statement_sink_location): Skip debug stmts. Propagate
8197 moving defs into debug stmts.
8198 * ifcvt.c (first_active_insn): Skip debug insns.
8199 (last_active_insns): Likewise.
8200 (cond_exec_process_insns): Likewise.
8201 (noce_process_if_block): Likewise.
8202 (check_cond_move_block): Likewise.
8203 (cond_move_convert_if_block): Likewise.
8204 (block_jumps_and_fallthru_p): Likewise.
8205 (dead_or_predicable): Likewise.
8206 * dwarf2out.c (debug_str_hash_forced): New.
8207 (find_AT_string): Add comment.
8208 (gen_label_for_indirect_string): New.
8209 (get_debug_string_label): New.
8210 (AT_string_form): Use it.
8211 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8212 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8213 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8214 several operations that cannot be represented with DWARF opcodes.
8215 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8216 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8217 (dwarf2out_var_location): Take during-call mark into account.
8218 (output_indirect_string): Update comment. Output if there are
8219 label and references.
8220 (prune_indirect_string): New.
8221 (prune_unused_types): Call it if debug_str_hash_forced.
8222 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8223 (dw_long_long_const): Remove.
8224 (struct dw_val_struct): Change val_long_long type to rtx.
8225 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8226 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8227 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8228 component instead of HOST_BITS_PER_LONG.
8229 (output_loc_operands): Likewise. For const8* assert
8230 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8231 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8232 rather than HOST_BITS_PER_LONG is >= 64.
8233 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8235 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8236 HOST_BITS_PER_LONG for dw_val_class_long_long.
8237 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8238 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8239 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8241 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8242 Handle DW_OP_implicit_value.
8243 (extract_int): Move prototype earlier.
8244 (mem_loc_descriptor): For SUBREG punt if inner
8245 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8246 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8247 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8248 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8249 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8250 instead of Pmode size.
8251 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8252 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8253 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8254 (concat_loc_descriptor, concatn_loc_descriptor,
8255 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8256 (add_location_or_const_value_attribute): Likewise. For single
8257 location loc_lists attempt to use add_const_value_attribute
8258 for constant decls. Add DW_AT_const_value even if
8259 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8261 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8262 (control_flow_insn_p): Likewise.
8263 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8264 (separate_decls_in_region_debug_bind): New.
8265 (separate_decls_in_region): Process debug bind stmts afterwards.
8266 * recog.c (verify_changes): Handle debug insns.
8267 (extract_insn): Likewise.
8268 (peephole2_optimize): Skip debug insns.
8269 * dse.c (scan_insn): Skip debug insns.
8270 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8272 (setup_id_for_insn): Handle debug insns.
8273 (maybe_tidy_empty_bb): Adjust whitespace.
8274 (tidy_control_flow): Skip debug insns.
8275 (sel_remove_insn): Adjust for debug insns.
8276 (sel_estimate_number_of_insns): Skip debug insns.
8277 (create_insn_rtx_from_pattern): Handle debug insns.
8278 (create_copy_of_insn_rtx): Likewise.
8279 * sel-sched-.h (sel_bb_end): Declare.
8280 (sel_bb_empty_or_nop_p): New.
8281 (get_all_loop_exits): Use it.
8282 (_eligible_successor_edge_p): Likewise.
8283 (return_nop_to_pool): Adjust.
8284 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8285 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8286 * gimple-pretty-print.c (dump_gimple_debug): New.
8287 (dump_gimple_stmt): Use it.
8288 (dump_bb_header): Skip gimple debug stmts.
8289 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8290 (fixup_match_2): Likewise.
8291 (regmove_backward_pass): Likewise. Simplify combined
8292 replacement. Handle debug insns.
8293 * function.c (instantiate_virtual_regs): Handle debug insns.
8294 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8295 * print-rtl.h: Include cselib.h.
8296 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8297 * df.h (df_inns_rescan_debug_internal): Declare.
8298 * gcse.c (alloc_hash_table): Estimate n_insns.
8299 (cprop_insn): Don't regard debug insns as changes.
8300 (bypass_conditional_jumps): Skip debug insns.
8301 (one_pre_gcse_pass): Adjust.
8302 (one_code_hoisting_pass): Likewise.
8303 (compute_ld_motion_mems): Skip debug insns.
8304 (one_cprop_pass): Adjust.
8305 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8306 (if_convertible_stmt_p): Handle debug stmts.
8307 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8308 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8309 * ira-build.c (create_bb_allocnos): Skip debug insns.
8310 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8311 (has_single_use): Likewise.
8312 (single_imm_use): Likewise.
8313 (num_imm_uses): Likewise.
8314 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8315 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8316 (create_outofssa_var_map): Likewise.
8317 * lower-subreg.c (adjust_decomposed_uses): New.
8318 (resolve_debug): New.
8319 (decompose_multiword_subregs): Use it.
8320 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8321 * emit-rtl.c: Include params.h.
8322 (cur_debug_insn_uid): Define.
8323 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8324 (copy_rtx_if_shared_1): Handle debug insns.
8325 (reset_used_flags): Likewise.
8326 (set_used_flags): LIkewise.
8327 (get_max_insn_count): New.
8328 (next_nondebug_insn): New.
8329 (prev_nondebug_insn): New.
8330 (make_debug_insn_raw): New.
8331 (emit_insn_before_noloc): Handle debug insns.
8332 (emit_jump_insn_before_noloc): Likewise.
8333 (emit_call_insn_before_noloc): Likewise.
8334 (emit_debug_insn_before_noloc): New.
8335 (emit_insn_after_noloc): Handle debug insns.
8336 (emit_jump_insn_after_noloc): Likewise.
8337 (emit_call_insn_after_noloc): Likewise.
8338 (emit_debug_insn_after_noloc): Likewise.
8339 (emit_insn_after): Take loc from earlier non-debug insn.
8340 (emit_jump_insn_after): Likewise.
8341 (emit_call_insn_after): Likewise.
8342 (emit_debug_insn_after_setloc): New.
8343 (emit_debug_insn_after): New.
8344 (emit_insn_before): Take loc from later non-debug insn.
8345 (emit_jump_insn_before): Likewise.
8346 (emit_call_insn_before): Likewise.
8347 (emit_debug_insn_before_setloc): New.
8348 (emit_debug_insn_before): New.
8349 (emit_insn): Handle debug insns.
8350 (emit_debug_insn): New.
8351 (emit_jump_insn): Handle debug insns.
8352 (emit_call_insn): Likewise.
8354 (init_emit): Take min-nondebug-insn-uid into account.
8355 Initialize cur_debug_insn_uid.
8356 (emit_copy_of_insn_after): Handle debug insns.
8357 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8358 location of single rhs in place.
8359 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8360 (floor_sdiv_adjust): New.
8361 (cell_sdiv_adjust): New.
8362 (cell_udiv_adjust): New.
8363 (round_sdiv_adjust): New.
8364 (round_udiv_adjust): New.
8365 (wrap_constant): Moved from cselib.
8366 (unwrap_constant): New.
8367 (expand_debug_expr): New.
8368 (expand_debug_locations): New.
8369 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8371 (gimple_expand_cfg): Expand debug locations.
8372 * cselib.c: Include tree-pass.h.
8373 (struct expand_value_data): New.
8374 (cselib_record_sets_hook): New.
8375 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8376 (cselib_clear_table): Move, and implemnet in terms of...
8377 (cselib_reset_table_with_next_value): ... this.
8378 (cselib_get_next_unknown_value): New.
8379 (discard_useless_locs): Don't discard preserved values.
8380 (cselib_preserve_value): New.
8381 (cselib_preserved_value_p): New.
8382 (cselib_preserve_definitely): New.
8383 (cselib_clear_preserve): New.
8384 (cselib_preserve_only_values): New.
8385 (new_cselib_val): Take rtx argument. Dump it in details.
8386 (cselib_lookup_mem): Adjust.
8387 (expand_loc): Take regs_active in struct. Adjust. Silence
8388 dumps unless details are requested.
8389 (cselib_expand_value_rtx_cb): New.
8390 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8391 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8392 without details. Copy more subregs. Try to resolve values
8393 using a callback. Wrap constants.
8394 (cselib_subst_to_values): Adjust.
8395 (cselib_log_lookup): New.
8396 (cselib_lookup): Call it.
8397 (cselib_invalidate_regno): Don't count preserved values as useless.
8398 (cselib_invalidate_mem): Likewise.
8399 (cselib_record_set): Likewise.
8400 (struct set): Renamed to cselib_set, moved to cselib.h.
8401 (cselib_record_sets): Adjust. Call hook.
8402 (cselib_process_insn): Reset table when it would be cleared.
8403 (dump_cselib_val): New.
8404 (dump_cselib_table): New.
8405 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8406 (remove_forwarder_block): Support moving debug stmts.
8407 * cselib.h (cselib_record_sets_hook): Declare.
8408 (cselib_expand_callback): New type.
8409 (cselib_expand_value_rtx_cb): Declare.
8410 (cselib_reset_table_with_next_value): Declare.
8411 (cselib_get_next_unknown_value): Declare.
8412 (cselib_preserve_value): Declare.
8413 (cselib_preserved_value_p): Declare.
8414 (cselib_preserve_only_values): Declare.
8415 (dump_cselib_table): Declare.
8416 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8417 (try_crossjump_to_edge): Likewise.
8418 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8419 dominated blocks when debug stmts are present.
8420 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8421 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8422 (set_var_live_on_entry): Likewise.
8423 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8424 * cfglayout.c (curr_location, last_location): Make static.
8425 (set_curr_insn_source_location): Don't avoid bouncing.
8426 (get_curr_insn_source_location): New.
8427 (get_curr_insn_block): New.
8428 (duplicate_insn_chain): Handle debug insns.
8429 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8431 * common.opt (fcompare-debug): Move to sort order.
8432 (fdump-unnumbered-links): Likewise.
8433 (fvar-tracking-assignments): New.
8434 (fvar-tracking-assignments-toggle): New.
8435 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8436 because of debug stmts.
8437 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8438 (eliminate_unnecessary_stmts): Walk dominated blocks before
8440 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8441 * ira.c (memref_used_between_p): Skip debug insns.
8442 (update_equiv_regs): Likewise.
8443 * sched-deps.c (sd_lists_size): Accept empty list.
8444 (sd_init_insn): Mark debug insns.
8445 (sd_finish_insn): Unmark them.
8446 (sd_add_dep): Reject non-debug deps on debug insns.
8447 (fixup_sched_groups): Give debug insns group treatment.
8449 (sched_analyze_reg): Don't mark debug insns for sched before call.
8450 (sched_analyze_2): Handle debug insns.
8451 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8453 (deps_analyze_insn): Handle debug insns.
8454 (deps_start_bb): Skip debug insns.
8455 (init_deps): Initialize last_debug_insn.
8456 * tree-ssa.c (target_for_debug_bind): New.
8457 (find_released_ssa_name): New.
8458 (propagate_var_def_into_debug_stmts): New.
8459 (propagate_defs_into_debug_stmts): New.
8460 (verify_ssa): Skip debug bind stmts without values.
8461 (warn_uninialized_vars): Skip debug stmts.
8462 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8463 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8464 (rtx_equal_p): Likewise.
8465 * ira-costs.c (scan_one_insn): Skip debug insns.
8466 (process_bb_node_for_hard_reg_moves): Likewise.
8467 * rtl.h (DEBUG_INSN_P): New.
8468 (NONDEBUG_INSN_P): New.
8469 (MAY_HAVE_DEBUG_INSNS): New.
8470 (INSN_P): Accept debug insns.
8471 (RTX_FRAME_RELATED_P): Likewise.
8472 (INSN_DELETED_P): Likewise
8473 (PAT_VAR_LOCATION_DECL): New.
8474 (PAT_VAR_LOCATION_LOC): New.
8475 (PAT_VAR_OCATION_STATUS): New.
8476 (NOTE_VAR_LOCATION_DECL): Reimplement.
8477 (NOTE_VAR_LOCATION_LOC): Likewise.
8478 (NOTE_VAR_LOCATION_STATUS): Likewise.
8479 (INSN_VAR_LOCATION): New.
8480 (INSN_VAR_LOCATION_DECL): New.
8481 (INSN_VAR_LOCATION_LOC): New.
8482 (INSN_VAR_LOCATION_STATUS): New.
8483 (gen_rtx_UNKNOWN_VAR_LOC): New.
8484 (VAR_LOC_UNKNOWN_P): New.
8485 (NOTE_DURING_CALL_P): New.
8486 (SCHED_GROUP_P): Accept debug insns.
8487 (emit_debug_insn_before): Declare.
8488 (emit_debug_insn_before_noloc): Declare.
8489 (emit_debug_insn_beore_setloc): Declare.
8490 (emit_debug_insn_after): Declare.
8491 (emit_debug_insn_after_noloc): Declare.
8492 (emit_debug_insn_after_setloc): Declare.
8493 (emit_debug_insn): Declare.
8494 (make_debug_insn_raw): Declare.
8495 (prev_nondebug_insn): Declare.
8496 (next_nondebug_insn): Declare.
8497 (delegitimize_mem_from_attrs): Declare.
8498 (get_max_insn_count): Declare.
8499 (wrap_constant): Declare.
8500 (unwrap_constant): Declare.
8501 (get_curr_insn_source_location): Declare.
8502 (get_curr_insn_block): Declare.
8503 * tree-inline.c (insert_debug_decl_map): New.
8504 (processing_debug_stmt): New.
8505 (remap_decl): Don't create new mappings in debug stmts.
8506 (remap_gimple_op_r): Don't add references in debug stmts.
8507 (copy_tree_body_r): Likewise.
8508 (remap_gimple_stmt): Handle debug bind stmts.
8509 (copy_bb): Skip debug stmts.
8510 (copy_edges_for_bb): Likewise.
8511 (copy_debug_stmt): New.
8512 (copy_debug_stmts): New.
8513 (copy_body): Copy debug stmts at the end.
8514 (insert_init_debug_bind): New.
8515 (insert_init_stmt): Take id. Skip and emit debug stmts.
8516 (setup_one_parameter): Remap variable earlier, register debug mapping.
8517 (estimate_num_insns): Skip debug stmts.
8518 (expand_call_inline): Preserve debug_map.
8519 (optimize_inline_calls): Check for no debug_stmts left-overs.
8520 (unsave_expr_now): Preserve debug_map.
8521 (copy_gimple_seq_and_replace_locals): Likewise.
8522 (tree_function_versioning): Check for no debug_stmts left-overs.
8523 Init and destroy debug_map as needed. Split edges unconditionally.
8524 (build_duplicate_type): Init and destroy debug_map as needed.
8525 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8526 (struct copy_body_data): Add debug_stmts and debug_map.
8527 * sched-int.h (struct ready_list): Add n_debug.
8528 (struct deps): Add last_debug_insn.
8529 (DEBUG_INSN_SCHED_P): New.
8530 (BOUNDARY_DEBUG_INSN_P): New.
8531 (SCHEDULE_DEBUG_INSN_P): New.
8532 (sd_iterator_cond): Accept empty list.
8533 * combine.c (create_log_links): Skip debug insns.
8534 (combine_instructions): Likewise.
8535 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8536 return value is always unshared.
8537 (struct rtx_subst_pair): New.
8538 (auto_adjust_pair): New.
8539 (propagate_for_debug_subst): New.
8540 (propagate_for_debug): New.
8541 (try_combine): Skip debug insns. Propagate removed defs into
8543 (next_nonnote_nondebug_insn): New.
8544 (distribute_notes): Use it. Skip debug insns.
8545 (distribute_links): Skip debug insns.
8546 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8547 * resource.c (mark_target_live_regs): Likewise.
8548 * var-tracking.c: Include cselib.h and target.h.
8549 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8551 (micro_operation_type_name): New.
8552 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8553 (struct micro_operation_def): Update comments.
8554 (decl_or_value): New type. Use instead of decls.
8555 (struct emit_note_data_def): Add vars.
8556 (struct attrs_def): Use decl_or_value.
8557 (struct variable_tracking_info_def): Add permp, flooded.
8558 (struct location_chain_def): Update comment.
8559 (struct variable_part_def): Use decl_or_value.
8560 (struct variable_def): Make var_part a variable length array.
8562 (scratch_regs): New.
8563 (cselib_hook_called): New.
8564 (dv_is_decl_p): New.
8565 (dv_is_value_p): New.
8568 (dv_as_opaque): New.
8569 (dv_onepart_p): New.
8571 (IS_DECL_CODE): New.
8572 (check_value_is_not_decl): New.
8573 (dv_from_decl): New.
8574 (dv_from_value): New.
8575 (dv_htab_hash): New.
8576 (variable_htab_hash): Use it.
8577 (variable_htab_eq): Support values.
8578 (variable_htab_free): Free from the right pool.
8579 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8580 (attrs_list_union): Adjust.
8581 (attrs_list_mpdv_union): New.
8582 (tie_break_pointers): New.
8583 (canon_value_cmp): New.
8584 (unshare_variable): Return possibly-modified slot.
8585 (vars_copy_1): Adjust.
8586 (var_reg_decl_set): Adjust. Split out of...
8587 (var_reg_set): ... this.
8588 (get_init_value): Adjust.
8589 (var_reg_delete_and_set): Adjust.
8590 (var_reg_delete): Adjust.
8591 (var_regno_delete): Adjust.
8592 (var_mem_decl_set): Split out of...
8593 (var_mem_set): ... this.
8594 (var_mem_delete_and_set): Adjust.
8595 (var_mem_delete): Adjust.
8599 (variable_union): Adjust. Speed up merge of 1-part vars.
8600 (variable_canonicalize): Use unshared slot.
8601 (VALUED_RECURSED_INTO): New.
8602 (find_loc_in_1pdv): New.
8603 (struct dfset_merge): New.
8604 (insert_into_intersection): New.
8605 (intersect_loc_chains): New.
8607 (canonicalize_loc_order_check): New.
8608 (canonicalize_values_mark): New.
8609 (canonicalize_values_star): New.
8610 (variable_merge_over_cur): New.
8611 (variable_merge_over_src): New.
8612 (dataflow_set_merge): New.
8613 (dataflow_set_equiv_regs): New.
8614 (remove_duplicate_values): New.
8615 (struct dfset_post_merge): New.
8616 (variable_post_merge_new_vals): New.
8617 (variable_post_merge_perm_vals): New.
8618 (dataflow_post_merge_adjust): New.
8619 (find_mem_expr_in_1pdv): New.
8620 (dataflow_set_preserve_mem_locs): New.
8621 (dataflow_set_remove_mem_locs): New.
8622 (dataflow_set_clear_at_call): New.
8623 (onepart_variable_different_p): New.
8624 (variable_different_p): Use it.
8625 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8626 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8628 (track_loc_p): Pass it true.
8629 (struct count_use_info): New.
8630 (find_use_val): New.
8631 (replace_expr_with_values): New.
8633 (use_type): New, partially split out of...
8634 (count_uses): ... this. Count new micro-ops.
8635 (count_uses_1): Adjust.
8636 (count_stores): Adjust.
8637 (count_with_sets): New.
8638 (VAL_NEEDS_RESOLUTION): New.
8639 (VAL_HOLDS_TRACK_EXPR): New.
8640 (VAL_EXPR_IS_COPIED): New.
8641 (VAL_EXPR_IS_CLOBBERED): New.
8642 (add_uses): Adjust. Generate new micro-ops.
8643 (add_uses_1): Adjust.
8644 (add_stores): Generate new micro-ops.
8645 (add_with_sets): New.
8646 (find_src_status): Adjust.
8647 (find_src_set_src): Adjust.
8648 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8649 Handle new micro-ops. Canonicalize value equivalances.
8650 (vt_find_locations): Compute total size of hash tables for
8651 dumping. Perform merge for var-tracking-assignments. Don't
8652 disregard single-block loops.
8653 (dump_attrs_list): Handle decl_or_value.
8654 (dump_variable): Take variable. Deal with decl_or_value.
8655 (dump_variable_slot): New.
8656 (dump_vars): Use it.
8657 (dump_dataflow_sets): Adjust.
8658 (set_slot_part): New, extended to support one-part variables
8659 after splitting out of...
8660 (set_variable_part): ... this.
8661 (clobber_slot_part): New, split out of...
8662 (clobber_variable_part): ... this.
8663 (delete_slot_part): New, split out of...
8664 (delete_variable_part): .... this.
8665 (check_wrap_constant): New.
8666 (vt_expand_loc_callback): New.
8667 (vt_expand_loc): New.
8668 (emit_note_insn_var_location): Adjust. Handle values. Handle
8669 EMIT_NOTE_AFTER_CALL_INSN.
8670 (emit_notes_for_differences_1): Adjust. Handle values.
8671 (emit_notes_for_differences_2): Likewise.
8672 (emit_notes_for_differences): Adjust.
8673 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8674 Adjust. Handle new micro-ops.
8675 (vt_add_function_parameters): Adjust. Create and bind values.
8676 (vt_initialize): Adjust. Initialize scratch_regs and
8677 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8678 operations. Move some code to count_with_sets and add_with_sets.
8679 (delete_debug_insns): New.
8680 (vt_debug_insns_local): New.
8681 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8683 (var_tracking_main): If var-tracking-assignments is enabled
8684 but var-tracking isn't, delete debug insns and leave. Likewise
8685 if we exceed limits or fail the stack adjustments tests, and
8686 after all var-tracking processing.
8687 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8688 (dataflow_set): Add traversed_vars.
8689 (value_chain, const_value_chain): New typedefs.
8690 (value_chain_pool, value_chains): New variables.
8691 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8692 add_value_chains, add_cselib_value_chains, remove_value_chain,
8693 remove_value_chains, remove_cselib_value_chains): New functions.
8694 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8695 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8697 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8698 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8699 (dst_can_be_shared): New variable.
8700 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8701 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8702 different from set->vars, look up slot again instead of using the
8704 (dataflow_set_init): Initialize traversed_vars.
8705 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8706 lookup if set->vars is shared. Don't keep slot cleared before
8707 calling unshare_variable. Unshare set->vars if needed. Adjust
8708 unshare_variable callers. Clear dst_can_be_shared if needed.
8709 Even ->refcount == 1 vars must be unshared if set->vars is shared
8710 and var needs to be modified.
8711 (dataflow_set_union): Set traversed_vars during canonicalization.
8712 (VALUE_CHANGED, DECL_CHANGED): Define.
8713 (set_dv_changed, dv_changed_p): New static inlines.
8714 (track_expr_p): Clear DECL_CHANGED.
8715 (dump_dataflow_sets): Set it.
8716 (variable_was_changed): Call set_dv_changed.
8717 (emit_note_insn_var_location): Likewise.
8718 (changed_variables_stack): New variable.
8719 (check_changed_vars_1, check_changed_vars_2): New functions.
8720 (emit_notes_for_changes): Do nothing if changed_variables is
8721 empty. Traverse changed_variables with check_changed_vars_1,
8722 call check_changed_vars_2 on each changed_variables_stack entry.
8723 (emit_notes_in_bb): Add SET argument. Just clear it at the
8724 beginning, use it instead of local &set, don't destroy it at the end.
8725 (vt_emit_notes): Call dataflow_set_clear early on all
8726 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8727 computed set, dataflow_set_clear also VTI(bb)->in when we are
8728 done with the basic block. Initialize changed_variables_stack,
8729 free it afterwards. If ENABLE_CHECKING verify that after noting
8730 differences to an empty set value_chains hash table is empty.
8731 (vt_initialize): Initialize value_chains and value_chain_pool.
8732 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8733 (variable_tracking_main): Call dump_dataflow_sets before calling
8734 vt_emit_notes, not after it.
8735 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8736 (propagate_var_def_into_debug_stmts): Declare.
8737 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8738 (df_set_note): Reject debug insns.
8739 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8740 add notes to debug insns.
8741 (df_note_bb_compute): Adjust. Likewise.
8742 (df_simulate_uses): Skip debug insns.
8743 (df_simulate_initialize_backwards): Likewise.
8744 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8745 (subst_stack_regs_pat): Reject debug insns.
8746 (convert_regs_1): Handle debug insns.
8747 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8748 (print-rtl.o): Depend on cselib.h.
8749 (cselib.o): Depend on TREE_PASS_H.
8750 (var-tracking.o): Depend on cselib.h and TARGET_H.
8751 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8752 (init_ready_list): Skip boundary debug insns.
8753 (add_branch_dependences): Skip debug insns.
8754 (free_block_dependencies): Check for blocks with only debug insns.
8755 (compute_priorities): Likewise.
8756 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8757 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8759 (gimple_build_debug_bind_stat): New.
8760 (empty_body_p): Skip debug stmts.
8761 (gimple_has_side_effects): Likewise.
8762 (gimple_rhs_has_side_effects): Likewise.
8763 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8764 (gimple_build_debug_bind_stat): Declare.
8765 (gimple_build_debug_bind): Define.
8766 (is_gimple_debug): New.
8767 (gimple_debug_bind_p): New.
8768 (gimple_debug_bind_get_var): New.
8769 (gimple_debug_bind_get_value): New.
8770 (gimple_debug_bind_get_value_ptr): New.
8771 (gimple_debug_bind_set_var): New.
8772 (gimple_debug_bind_set_value): New.
8773 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8774 (gimple_debug_bind_reset_value): New.
8775 (gimple_debug_bind_has_value_p): New.
8776 (gsi_next_nondebug): New.
8777 (gsi_prev_nondebug): New.
8778 (gsi_start_nondebug_bb): New.
8779 (gsi_last_nondebug_bb): New.
8780 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8781 (print_insn): Handle DEBUG_INSN.
8782 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8783 of first insn prevail.
8784 (first_stmt): Skip debug stmts.
8785 (first_non_label_stmt): Likewise.
8786 (last_stmt): Likewise.
8787 (has_zero_uses_1): New.
8788 (single_imm_use_1): New.
8789 (verify_gimple_debug): New.
8790 (verify_types_in_gimple_stmt): Handle debug stmts.
8791 (verify_stmt): Likewise.
8792 (debug_loop_num): Skip debug stmts.
8793 (remove_edge_and_dominated_blocks): Remove dominators last.
8794 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8795 (linearize_expr): Likewise.
8796 * config/i386/i386.c (ix86_delegitimize_address): Call
8797 default implementation.
8798 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8799 (group_barrier_needed): Skip debug insns.
8800 (emit_insn_group_barriers): Likewise.
8801 (emit_all_insn_group_barriers): Likewise.
8802 (ia64_variable_issue): Handle debug insns.
8803 (ia64_dfa_new_cycle): Likewise.
8804 (final_emit_insn_group_barriers): Skip debug insns.
8805 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8806 def cfa without frame.
8807 (process_set): Likewise.
8808 (process_for_unwind_directive): Pass frame on.
8809 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8810 (rs6000_delegitimize_address): New.
8811 (rs6000_debug_adjust_cost): Handle debug insns.
8812 (is_microcoded_insn): Likewise.
8813 (is_cracked_insn): Likewise.
8814 (is_nonpipeline_insn): Likewise.
8815 (insn_must_be_first_in_group): Likewise.
8816 (insn_must_be_last_in_group): Likewise.
8817 (force_new_group): Likewise.
8818 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8819 contains only debug insns.
8820 (rtl_merge_blocks): Skip debug insns.
8821 (purge_dead_edges): Likewise.
8822 (rtl_block_ends_with_call_p): Skip debug insns.
8823 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8824 (mark_reg_dependencies): Skip debug insns.
8825 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8826 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8827 * tree-ssa-threadedge.c
8828 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8829 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8830 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8831 (copyprop_hardreg_forward_1): Handle debug insns.
8832 * reload1.c (reload): Skip debug insns. Replace unassigned
8833 pseudos in debug insns with their equivalences.
8834 (eliminate_regs_in_insn): Skip debug insns.
8835 (emit_input_reload_insns): Skip debug insns at first, adjust
8837 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8838 (get_indirect_ref_operands): Pass opf_no_vops on.
8839 (get_expr_operands): Likewise. Skip debug stmts.
8840 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8842 2009-09-01 Richard Henderson <rth@redhat.com>
8844 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8845 stmt_ends_pp_p statements at least once.
8846 * tree-vrp.c (vrp_initialize): Likewise.
8847 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8849 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8852 Fix AIX bootstrap after PR debug/30161
8853 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8854 that is a GNU extension.
8855 (tmpl_value_parm_die_table): Move the definition of this global
8856 outside #ifdef DWARF2_DEBUGGING_INFO region.
8858 2009-09-01 Richard Guenther <rguenther@suse.de>
8860 * tree.c (tree_expr_size): New function.
8861 * tree.h (tree_expr_size): Declare.
8862 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8863 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8864 * langhooks.c (lhd_expr_size): Remove.
8865 * langhooks.h (struct lang_hooks): Remove expr_size.
8866 * explow.c (expr_size): Use tree_expr_size.
8867 (int_expr_size): Likewise.
8868 * langhooks-def.h (lhd_expr_size): Remove.
8869 (LANG_HOOKS_EXPR_SIZE): Likewise.
8870 (LANG_HOOKS_INITIALIZER): Adjust.
8872 2009-09-01 Richard Guenther <rguenther@suse.de>
8874 * tree-flow.h (mark_addressable): Move declaration ...
8875 * tree.h (mark_addressable): ... here.
8876 * stmt.c (expand_asm_operands): Use mark_addressable, not
8877 lang_hooks.mark_addressable.
8878 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8879 LANG_HOOKS_MARK_ADDRESSABLE.
8880 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8881 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8883 2009-08-31 Chris Demetriou <cgd@google.com>
8885 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8886 vectorize if not TARGET_SSE2.
8888 2009-08-31 DJ Delorie <dj@redhat.com>
8890 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8891 registers if no coprocessor is enabled.
8893 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8896 * cgraph.h (cgraph_get_node): Declare ...
8897 * cgraph.c (cgraph_get_node): ... new function.
8898 * dwarf2out.c (gen_generic_params_dies,
8899 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8900 make_ith_pack_parameter_name,
8901 append_entry_to_tmpl_value_parm_die_table,
8902 gen_remaining_tmpl_value_param_die_attribute): New functions.
8903 (gen_subprogram_die): Generate debug info for template parameters
8904 if debug info level is higher than DINFO_LEVEL_TERSE.
8905 Use tree_add_const_value_attribute_for_decl instead of
8906 tree_add_const_value_attribute.
8907 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8908 instead of tree_add_const_value_attribute.
8909 (gen_struct_or_union_type_die): Generate debug
8910 info for template parameters if debug info level is higher than
8912 (tree_add_const_value_attribute): Handle integral and pointer
8913 constants. Update comment.
8914 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8915 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8916 (reference_to_unused): Fix thinko. Remove redundant predicates from
8918 (tree_add_const_value_attribute): Make this work for constant
8920 tree_add_const_value_attribute_for_decl is to be used for variable
8922 (add_location_or_const_value_attribute): Use
8923 tree_add_const_value_attribute_for_decl now.
8924 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8925 DW_TAG_template_value_param DIEs after function DIEs have been
8927 * langhooks.h (lang_hooks_for_types): Add
8928 get_argument_pack_elems.
8929 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8930 (lang_hooks): Added get_innermost_generic_parms,
8931 get_innermost_generic_args.
8932 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8933 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8934 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8935 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8937 2009-08-31 DJ Delorie <dj@redhat.com>
8939 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8940 it once we start generating the prologue or epilogue.
8941 (mep_call_saves_register): If the frame is locked, re-use
8943 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8944 (mep_expand_prologue): Call it.
8945 (mep_expand_epilogue): Likewise.
8946 (mep_start_function): Use the same logic as mep_expand_prologue.
8947 (mep_pass_by_reference): Make logic more readable.
8948 (mep_return_in_memory): Zero-sized objects are passed in memory.
8949 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8951 2009-08-31 Richard Guenther <rguenther@suse.de>
8953 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8954 to query if the memory regions for memmove overlap.
8955 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8956 asserts on pointers, instead deal with odd trees.
8957 (ptr_derefs_may_alias_p): Likewise.
8958 (refs_may_alias_p_1): Constructor bases also never alias.
8960 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8962 * doc/install.texi (Final install): Adjust reference on where to
8963 order printed manuals.
8965 2009-08-30 Olivier Hainque <hainque@adacore.com>
8967 * dwarf2out.c (switch_to_frame_table_section): Move
8968 definition prior to first use.
8970 2009-08-30 Richard Guenther <rguenther@suse.de>
8972 PR tree-optimization/41186
8973 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8974 (ao_ref_init_from_ptr_and_size): New function.
8975 (ref_maybe_used_by_call_p_1): Be more precise tracking
8976 used ranges for builtin functions.
8977 (ref_maybe_used_by_call_p): Adjust.
8978 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8979 ranges for builtin functions.
8980 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8982 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8985 * fwprop.c (get_reg_use_in): Delete.
8986 (free_load_extend): New function.
8987 (forward_propagate_subreg): Use it.
8989 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8991 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8993 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8996 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8999 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9001 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9002 fini or fini_array section.
9004 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9006 * graphite-dependences.c (graphite_legal_transform_bb): Call
9007 pbb_remove_duplicate_pdrs.
9008 * graphite-poly.c (can_collapse_pdr): Removed.
9009 (pdr_find_duplicate): Removed.
9010 (can_collapse_pdrs): New.
9011 (pbb_remove_duplicate_pdrs): New.
9012 (new_poly_dr): Do not look for duplicates.
9013 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9014 (PBB_PDR_DUPLICATES_REMOVED): New.
9015 (pbb_remove_duplicate_pdrs): Declared.
9017 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9019 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9020 the strides by multiplying by PDR_NB_REFS.
9021 * graphite-poly.c (can_collapse_pdr): New.
9022 (pdr_find_duplicate): New.
9023 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9024 Initialize PDR_NB_REFS.
9025 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9027 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9029 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9032 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9035 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9037 * graphite-dependences.c (pddr_original_scattering): Return NULL
9038 for read-read dependence relations.
9039 * graphite-poly.h (enum poly_dr_type): Fix comment.
9042 (pdr_may_write_p): New.
9044 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9046 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9047 (struct poly_dr): Same.
9048 (new_poly_dr): Same.
9049 * graphite-poly.c (new_poly_dr): Same.
9050 * graphite-dependences.c (dot_deps): Disable call to system.
9052 2009-08-28 Cary Coutant <ccoutant@google.com>
9055 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9056 struct/union/enum types local to a function.
9058 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9059 Sebastian Pop <sebastian.pop@amd.com>
9061 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9062 pbb_strip_mine_time_depth. Changed the implementation so that
9063 transformation is expressed as a transformation on
9064 time (scatttering) dimensions. Also, ensures that the 2d+1
9065 scheduling format is preserved.
9066 (pbb_strip_mine_profitable_p): Profitability is based on the
9067 iteration number of a given time (scattering) dimension,
9068 and not on a original loop depth dimension.
9069 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9070 (pbb_do_strip_mine): Call psct_dynamic_dim.
9071 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9072 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9073 (pbb_nb_dynamic_scattering_transform): New.
9074 (psct_dynamic_dim): New.
9076 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9078 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9079 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9080 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9081 * graphite-interchange.c (build_linearized_memory_access): Same.
9082 (memory_stride_in_loop): Same.
9084 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9086 * graphite-dependences.c (pddr_original_scattering): New.
9087 (graphite_legal_transform_dr): Call pddr_original_scattering.
9090 * graphite-dependences.h (dot_deps): Declared.
9091 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9092 (print_pdr): Print PDR_ID.
9093 * graphite-poly.h (struct poly_dr): Add field id.
9096 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9098 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9100 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9101 not delete the original dependence relation.
9103 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9105 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9106 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9107 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9108 (free_poly_ddr): New.
9109 (pddr_is_empty): New.
9110 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9111 (dependence_polyhedron): Same. Remove useless gcc_assert.
9113 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9114 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9115 * graphite-dependences.h (enum poly_dependence_kind): New.
9116 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9117 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9118 (PDRP_SINK): Renamed PDDR_SINK.
9119 (PDRP_DDP): Renamed PDDR_DDP.
9121 (free_poly_ddr): Declared.
9122 * graphite-poly.c (new_scop): Use the new hash function names.
9123 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9124 into original_pddrs.
9125 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9127 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9129 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9130 bounds with LT_EXPR to make niter analysis more precise on code
9131 generated by Graphite.
9133 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9135 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9136 (graphite_legal_transform_bb): Same.
9137 (poly_drs_may_alias_p): Same.
9139 2009-08-28 Richard Guenther <rguenther@suse.de>
9141 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9143 2009-08-28 Jan Beulich <jbeulich@novell.com>
9145 * config/i386/netware.c: Include langhooks.h.
9146 (i386_nlm_encode_section_info): Simplify.
9147 (netware_override_options): Delete.
9148 * config/i386/netware.h (netware_override_options): Delete
9150 (OVERRIDE_OPTIONS): Delete definition.
9151 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9152 (ASM_COMMENT_START): Define.
9153 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9155 2009-08-28 Jan Beulich <jbeulich@novell.com>
9157 * configure.ac: For in-tree ld, do a plain version check to
9158 determine whether comdat groups are supported.
9159 * configure: Regenerate.
9161 2009-08-28 Olivier Hainque <hainque@adacore.com>
9163 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9164 always defined. Reflect definition or absence of such for
9165 COLLECT_EXPORT_LIST. Readability helper.
9166 (scanfilter): New enum, to help control what symbols
9167 are to be considered or ignored by scan_prog_file.
9168 (enum pass): Rename as "scanpass", moved together with scanfilter
9169 prior to scan_prog_file's prototype.
9170 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9171 Group prototype with the scanpass/scanfilter definitions, factorize
9172 head comments for the several implementations at the prototype.
9173 (main): Reorganize the first pass link control to let AIX
9174 drag only the needed frame tables in executables. Prevent
9175 frame tables collection during the scan aimed at static ctors.
9176 Pre-link and scan for frame tables later to compensate.
9177 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9178 A C statement to issue assembly directives that create a reference
9179 to the given DWARF table identifier label from the current function
9181 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9182 to differentiate first time section entry. Only emit a .data
9183 tables start identifier label the first time around.
9184 (switch_to_frame_table_section): New function. Helper for
9185 output_call_frame_info to switch possibly BACK into the eh_frame
9186 or the debug_frame section depending on FOR_EH.
9187 (output_call_frame_info): Use helper to first enter the proper
9189 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9190 emit a link to the frame table start label from each function
9192 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9193 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9194 * config/rs6000/rs6000-protos.h: Declare it.
9195 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9197 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9199 * config/sh/sh.c (split_branches): Check the result of
9202 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9204 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9205 using -pthread -fopenmp
9207 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9209 * doc/service.texi (service directory): Update URL.
9211 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9213 PR rtl-optimization/40861
9214 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9215 extract word from a multi-word subreg for negative byte positions.
9217 2009-08-27 Tristan Gingold <gingold@adacore.com>
9218 Douglas B Rupp <rupp@gnat.com>
9220 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9221 (SECTION_VMS_OVERLAY): Define.
9222 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9224 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9226 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9227 common_object declarations.
9228 (ia64_section_type_flags): Set section flag for common_object.
9229 * config/ia64/ia64-protos.h
9230 (ia64_vms_output_aligned_decl_common): Declare.
9231 (ia64_vms_elf_asm_named_section): Declare.
9233 2009-08-27 Michael Matz <matz@suse.de>
9235 * expr.c (expand_expr_real_2): New function taking exploded
9236 unary or binary expression, split out from ...
9237 (expand_expr_real_1): ... here. Move over all unary/binary
9238 switch parts to above function, in particular these codes:
9239 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9240 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9241 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9242 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9243 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9244 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9245 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9246 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9247 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9248 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9249 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9250 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9251 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9252 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9253 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9254 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9255 VEC_PACK_FIX_TRUNC_EXPR.
9256 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9259 2009-08-27 Richard Guenther <rguenther@suse.de>
9261 * gengtype.c (main): Handle uint64_t.
9262 * ipa-utils.c (get_base_var): Indent properly.
9263 * tree-ssa-live.c (debug_scope_block): New function.
9264 * tree-flow.h (debug_scope_block): Declare.
9265 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9266 * basic-block.h (enum profile_status): Rename to
9267 enum profile_status_d.
9268 (x_profile_status): Adjust type.
9270 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9273 * dwarf2out.c (get_context_die): Declare this static function.
9274 (gen_type_die_with_usage): Make sure a DIE is a generated for
9275 the context of a typedef.
9277 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9279 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9282 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9284 * config/mips/mips-protos.h (mips_output_sync): Declare.
9285 (mips_sync_loop_insns): Likewise.
9286 (mips_output_sync_loop): Replace first two parameters with an rtx.
9287 * config/mips/mips.c (mips_multi_member): New structure.
9288 (mips_multi_members): New variable.
9289 (mips_multi_start): New function.
9290 (mips_multi_add): Likewise.
9291 (mips_multi_add_insn): Likewise.
9292 (mips_multi_add_label): Likewise.
9293 (mips_multi_last_index): Likewise.
9294 (mips_multi_copy_insn): Likewise.
9295 (mips_multi_set_operand): Likewise.
9296 (mips_multi_write): Likewise.
9297 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9298 (mips_init_print_operand_punct): Update accordingly.
9299 (mips_start_ll_sc_sync_block): New function.
9300 (mips_end_ll_sc_sync_block): Likewise.
9301 (mips_output_sync): Likewise.
9302 (mips_sync_insn1_template): Likewise.
9303 (mips_sync_insn2_template): Likewise.
9304 (mips_get_sync_operand): Likewise.
9305 (mips_process_sync_loop): Likewise.
9306 (mips_output_sync_loop): Use mips_process_sync_loop.
9307 (mips_sync_loop_insns): New function.
9308 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9309 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9310 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9311 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9312 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9313 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9314 (MIPS_SYNC_OLD_OP_12): Likewise.
9315 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9316 (MIPS_SYNC_NEW_OP_12): Likewise.
9317 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9318 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9319 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9320 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9321 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9322 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9323 * config/mips/mips.md (sync_mem): New attribute.
9324 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9325 (sync_exclusive_mask, sync_required_oldval): Likewise.
9326 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9327 (sync_release_barrier): Likewise.
9328 (length): Handle sync loops.
9329 (sync): Use mips_output_sync.
9330 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9331 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9332 and use mips_output_sync_loop.
9333 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9334 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9335 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9336 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9337 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9338 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9339 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9340 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9341 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9343 2009-08-26 Richard Guenther <rguenther@suse.de>
9346 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9347 the types to not match.
9348 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9350 * tree-ssa.c (useless_type_conversion_p): Conversions to
9351 pointers to unprototyped functions are useless.
9353 2009-08-26 Richard Guenther <rguenther@suse.de>
9355 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9356 whole-program condition, prepare to be called for non-globals.
9357 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9358 params build a representative with known type and track its fields.
9360 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9362 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9363 clearing by a taken branch.
9364 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9365 effectively after bbro pass.
9366 (sync_nand<mode>): Ditto.
9367 (sync_old_<fetchop_name><mode>): Ditto.
9368 (sync_old_nand<mode>): Ditto.
9369 (sync_new_<fetchop_name><mode>): Dito.
9370 (sync_new_nand<mode>): Ditto.
9371 (sync_compare_and_swap<mode>_1): Ditto.
9372 (*sync_compare_and_swap<mode>): Ditto.
9373 (sync_lock_test_and_set<mode>_1): Ditto.
9374 ("sync_lock_test_and_set<mode>): Ditto.
9376 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9378 * hwint.h (HOST_LONG_FORMAT): New macro
9379 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9380 Use HOST_PTR_PRINTF.
9381 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9382 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9383 (HOST_PTR_PRINTF): Document.
9385 2009-08-25 Jan Hubicka <jh@suse.cz>
9387 * config/i386/bmmintrin.h: Replace by #error.
9390 Michael Meissner <michael.meissner@amd.com>
9391 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9392 Tony Linthicum <tony.linthicum@amd.com>
9394 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9395 (TARGET_ROUND): New macro for the round/ptest instructions which
9396 are shared between SSE4.1 and SSE5.
9397 (OPTION_MASK_ISA_ROUND): Ditto.
9398 (OPTION_ISA_ROUND): Ditto.
9399 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9400 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9402 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9403 (-mfused-madd): New switch to give users control over whether the
9404 compiler optimizes to use the multiply/add SSE5 instructions.
9406 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9407 (ix86_handle_option): Turn off 3dnow if -msse5.
9408 (override_options): Add SSE5 support.
9409 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9411 (ix86_expand_sse_movcc): Add SSE5 support.
9412 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9413 vector type to the next largest size.
9414 (ix86_expand_sse5_pack): New function to use pperm to pack a
9415 vector type to the next smallest size.
9416 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9417 (IX86_BUILTIN_FMADDSD): Ditto.
9418 (IX86_BUILTIN_FMADDPS): Ditto.
9419 (IX86_BUILTIN_FMADDPD): Ditto.
9420 (IX86_BUILTIN_FMSUBSS): Ditto.
9421 (IX86_BUILTIN_FMSUBSD): Ditto.
9422 (IX86_BUILTIN_FMSUBPS): Ditto.
9423 (IX86_BUILTIN_FMSUBPD): Ditto.
9424 (IX86_BUILTIN_FNMADDSS): Ditto.
9425 (IX86_BUILTIN_FNMADDSD): Ditto.
9426 (IX86_BUILTIN_FNMADDPS): Ditto.
9427 (IX86_BUILTIN_FNMADDPD): Ditto.
9428 (IX86_BUILTIN_FNMSUBSS): Ditto.
9429 (IX86_BUILTIN_FNMSUBSD): Ditto.
9430 (IX86_BUILTIN_FNMSUBPS): Ditto.
9431 (IX86_BUILTIN_FNMSUBPD): Ditto.
9432 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9433 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9434 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9435 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9436 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9437 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9438 (IX86_BUILTIN_PPERM): Ditto.
9439 (IX86_BUILTIN_PERMPS): Ditto.
9440 (IX86_BUILTIN_PERMPD): Ditto.
9441 (IX86_BUILTIN_PMACSSWW): Ditto.
9442 (IX86_BUILTIN_PMACSWW): Ditto.
9443 (IX86_BUILTIN_PMACSSWD): Ditto.
9444 (IX86_BUILTIN_PMACSWD): Ditto.
9445 (IX86_BUILTIN_PMACSSDD): Ditto.
9446 (IX86_BUILTIN_PMACSDD): Ditto.
9447 (IX86_BUILTIN_PMACSSDQL): Ditto.
9448 (IX86_BUILTIN_PMACSSDQH): Ditto.
9449 (IX86_BUILTIN_PMACSDQL): Ditto.
9450 (IX86_BUILTIN_PMACSDQH): Ditto.
9451 (IX86_BUILTIN_PMADCSSWD): Ditto.
9452 (IX86_BUILTIN_PMADCSWD): Ditto.
9453 (IX86_BUILTIN_PHADDBW): Ditto.
9454 (IX86_BUILTIN_PHADDBD): Ditto.
9455 (IX86_BUILTIN_PHADDBQ): Ditto.
9456 (IX86_BUILTIN_PHADDWD): Ditto.
9457 (IX86_BUILTIN_PHADDWQ): Ditto.
9458 (IX86_BUILTIN_PHADDDQ): Ditto.
9459 (IX86_BUILTIN_PHADDUBW): Ditto.
9460 (IX86_BUILTIN_PHADDUBD): Ditto.
9461 (IX86_BUILTIN_PHADDUBQ): Ditto.
9462 (IX86_BUILTIN_PHADDUWD): Ditto.
9463 (IX86_BUILTIN_PHADDUWQ): Ditto.
9464 (IX86_BUILTIN_PHADDUDQ): Ditto.
9465 (IX86_BUILTIN_PHSUBBW): Ditto.
9466 (IX86_BUILTIN_PHSUBWD): Ditto.
9467 (IX86_BUILTIN_PHSUBDQ): Ditto.
9468 (IX86_BUILTIN_PROTB): Ditto.
9469 (IX86_BUILTIN_PROTW): Ditto.
9470 (IX86_BUILTIN_PROTD): Ditto.
9471 (IX86_BUILTIN_PROTQ): Ditto.
9472 (IX86_BUILTIN_PROTB_IMM): Ditto.
9473 (IX86_BUILTIN_PROTW_IMM): Ditto.
9474 (IX86_BUILTIN_PROTD_IMM): Ditto.
9475 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9476 (IX86_BUILTIN_PSHLB): Ditto.
9477 (IX86_BUILTIN_PSHLW): Ditto.
9478 (IX86_BUILTIN_PSHLD): Ditto.
9479 (IX86_BUILTIN_PSHLQ): Ditto.
9480 (IX86_BUILTIN_PSHAB): Ditto.
9481 (IX86_BUILTIN_PSHAW): Ditto.
9482 (IX86_BUILTIN_PSHAD): Ditto.
9483 (IX86_BUILTIN_PSHAQ): Ditto.
9484 (IX86_BUILTIN_FRCZSS): Ditto.
9485 (IX86_BUILTIN_FRCZSD): Ditto.
9486 (IX86_BUILTIN_FRCZPS): Ditto.
9487 (IX86_BUILTIN_FRCZPD): Ditto.
9488 (IX86_BUILTIN_CVTPH2PS): Ditto.
9489 (IX86_BUILTIN_CVTPS2PH): Ditto.
9490 (IX86_BUILTIN_COMEQSS): Ditto.
9491 (IX86_BUILTIN_COMNESS): Ditto.
9492 (IX86_BUILTIN_COMLTSS): Ditto.
9493 (IX86_BUILTIN_COMLESS): Ditto.
9494 (IX86_BUILTIN_COMGTSS): Ditto.
9495 (IX86_BUILTIN_COMGESS): Ditto.
9496 (IX86_BUILTIN_COMUEQSS): Ditto.
9497 (IX86_BUILTIN_COMUNESS): Ditto.
9498 (IX86_BUILTIN_COMULTSS): Ditto.
9499 (IX86_BUILTIN_COMULESS): Ditto.
9500 (IX86_BUILTIN_COMUGTSS): Ditto.
9501 (IX86_BUILTIN_COMUGESS): Ditto.
9502 (IX86_BUILTIN_COMORDSS): Ditto.
9503 (IX86_BUILTIN_COMUNORDSS): Ditto.
9504 (IX86_BUILTIN_COMFALSESS): Ditto.
9505 (IX86_BUILTIN_COMTRUESS): Ditto.
9506 (IX86_BUILTIN_COMEQSD): Ditto.
9507 (IX86_BUILTIN_COMNESD): Ditto.
9508 (IX86_BUILTIN_COMLTSD): Ditto.
9509 (IX86_BUILTIN_COMLESD): Ditto.
9510 (IX86_BUILTIN_COMGTSD): Ditto.
9511 (IX86_BUILTIN_COMGESD): Ditto.
9512 (IX86_BUILTIN_COMUEQSD): Ditto.
9513 (IX86_BUILTIN_COMUNESD): Ditto.
9514 (IX86_BUILTIN_COMULTSD): Ditto.
9515 (IX86_BUILTIN_COMULESD): Ditto.
9516 (IX86_BUILTIN_COMUGTSD): Ditto.
9517 (IX86_BUILTIN_COMUGESD): Ditto.
9518 (IX86_BUILTIN_COMORDSD): Ditto.
9519 (IX86_BUILTIN_COMUNORDSD): Ditto.
9520 (IX86_BUILTIN_COMFALSESD): Ditto.
9521 (IX86_BUILTIN_COMTRUESD): Ditto.
9522 (IX86_BUILTIN_COMEQPS): Ditto.
9523 (IX86_BUILTIN_COMNEPS): Ditto.
9524 (IX86_BUILTIN_COMLTPS): Ditto.
9525 (IX86_BUILTIN_COMLEPS): Ditto.
9526 (IX86_BUILTIN_COMGTPS): Ditto.
9527 (IX86_BUILTIN_COMGEPS): Ditto.
9528 (IX86_BUILTIN_COMUEQPS): Ditto.
9529 (IX86_BUILTIN_COMUNEPS): Ditto.
9530 (IX86_BUILTIN_COMULTPS): Ditto.
9531 (IX86_BUILTIN_COMULEPS): Ditto.
9532 (IX86_BUILTIN_COMUGTPS): Ditto.
9533 (IX86_BUILTIN_COMUGEPS): Ditto.
9534 (IX86_BUILTIN_COMORDPS): Ditto.
9535 (IX86_BUILTIN_COMUNORDPS): Ditto.
9536 (IX86_BUILTIN_COMFALSEPS): Ditto.
9537 (IX86_BUILTIN_COMTRUEPS): Ditto.
9538 (IX86_BUILTIN_COMEQPD): Ditto.
9539 (IX86_BUILTIN_COMNEPD): Ditto.
9540 (IX86_BUILTIN_COMLTPD): Ditto.
9541 (IX86_BUILTIN_COMLEPD): Ditto.
9542 (IX86_BUILTIN_COMGTPD): Ditto.
9543 (IX86_BUILTIN_COMGEPD): Ditto.
9544 (IX86_BUILTIN_COMUEQPD): Ditto.
9545 (IX86_BUILTIN_COMUNEPD): Ditto.
9546 (IX86_BUILTIN_COMULTPD): Ditto.
9547 (IX86_BUILTIN_COMULEPD): Ditto.
9548 (IX86_BUILTIN_COMUGTPD): Ditto.
9549 (IX86_BUILTIN_COMUGEPD): Ditto.
9550 (IX86_BUILTIN_COMORDPD): Ditto.
9551 (IX86_BUILTIN_COMUNORDPD): Ditto.
9552 (IX86_BUILTIN_COMFALSEPD): Ditto.
9553 (IX86_BUILTIN_COMTRUEPD): Ditto.
9554 (IX86_BUILTIN_PCOMEQUB): Ditto.
9555 (IX86_BUILTIN_PCOMNEUB): Ditto.
9556 (IX86_BUILTIN_PCOMLTUB): Ditto.
9557 (IX86_BUILTIN_PCOMLEUB): Ditto.
9558 (IX86_BUILTIN_PCOMGTUB): Ditto.
9559 (IX86_BUILTIN_PCOMGEUB): Ditto.
9560 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9561 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9562 (IX86_BUILTIN_PCOMEQUW): Ditto.
9563 (IX86_BUILTIN_PCOMNEUW): Ditto.
9564 (IX86_BUILTIN_PCOMLTUW): Ditto.
9565 (IX86_BUILTIN_PCOMLEUW): Ditto.
9566 (IX86_BUILTIN_PCOMGTUW): Ditto.
9567 (IX86_BUILTIN_PCOMGEUW): Ditto.
9568 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9569 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9570 (IX86_BUILTIN_PCOMEQUD): Ditto.
9571 (IX86_BUILTIN_PCOMNEUD): Ditto.
9572 (IX86_BUILTIN_PCOMLTUD): Ditto.
9573 (IX86_BUILTIN_PCOMLEUD): Ditto.
9574 (IX86_BUILTIN_PCOMGTUD): Ditto.
9575 (IX86_BUILTIN_PCOMGEUD): Ditto.
9576 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9577 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9578 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9579 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9580 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9581 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9582 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9583 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9584 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9585 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9586 (IX86_BUILTIN_PCOMEQB): Ditto.
9587 (IX86_BUILTIN_PCOMNEB): Ditto.
9588 (IX86_BUILTIN_PCOMLTB): Ditto.
9589 (IX86_BUILTIN_PCOMLEB): Ditto.
9590 (IX86_BUILTIN_PCOMGTB): Ditto.
9591 (IX86_BUILTIN_PCOMGEB): Ditto.
9592 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9593 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9594 (IX86_BUILTIN_PCOMEQW): Ditto.
9595 (IX86_BUILTIN_PCOMNEW): Ditto.
9596 (IX86_BUILTIN_PCOMLTW): Ditto.
9597 (IX86_BUILTIN_PCOMLEW): Ditto.
9598 (IX86_BUILTIN_PCOMGTW): Ditto.
9599 (IX86_BUILTIN_PCOMGEW): Ditto.
9600 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9601 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9602 (IX86_BUILTIN_PCOMEQD): Ditto.
9603 (IX86_BUILTIN_PCOMNED): Ditto.
9604 (IX86_BUILTIN_PCOMLTD): Ditto.
9605 (IX86_BUILTIN_PCOMLED): Ditto.
9606 (IX86_BUILTIN_PCOMGTD): Ditto.
9607 (IX86_BUILTIN_PCOMGED): Ditto.
9608 (IX86_BUILTIN_PCOMFALSED): Ditto.
9609 (IX86_BUILTIN_PCOMTRUED): Ditto.
9610 (IX86_BUILTIN_PCOMEQQ): Ditto.
9611 (IX86_BUILTIN_PCOMNEQ): Ditto.
9612 (IX86_BUILTIN_PCOMLTQ): Ditto.
9613 (IX86_BUILTIN_PCOMLEQ): Ditto.
9614 (IX86_BUILTIN_PCOMGTQ): Ditto.
9615 (IX86_BUILTIN_PCOMGEQ): Ditto.
9616 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9617 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9618 (enum multi_arg_type): New enum for describing the various SSE5
9619 intrinsic argument types.
9620 (bdesc_multi_arg): New table for SSE5 intrinsics.
9621 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9622 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9624 (ix86_expand_builtin): Add SSE5 intrinsic support.
9625 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9626 operand instructions.
9627 (ix86_expand_sse5_multiple_memory): New function to split the
9628 second memory reference from SSE5 instructions.
9629 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9630 (ix86_return_pops_args): Use stdarg_p to determine if the function
9631 has variable arguments.
9632 (ix86_setup_incoming_varargs): Ditto.
9633 (x86_this_parameter): Ditto.
9635 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9637 (ix86_expand_sse5_pack): Ditto.
9638 (ix86_sse5_valid_op_p): Ditto.
9639 (ix86_expand_sse5_multiple_memory): Ditto.
9641 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9642 constant for SSE5 support.
9643 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9644 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9645 (UNSPEC_SSE5_PERMUTE): Ditto.
9646 (UNSPEC_SSE5_ASHIFT): Ditto.
9647 (UNSPEC_SSE5_LSHIFT): Ditto.
9648 (UNSPEC_FRCZ): Ditto.
9649 (UNSPEC_CVTPH2PS): Ditto.
9650 (UNSPEC_CVTPS2PH): Ditto.
9651 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9653 (COM_FALSE_S): Ditto.
9654 (COM_FALSE_P): Ditto.
9655 (COM_TRUE_S): Ditto.
9656 (COM_TRUE_P): Ditto.
9657 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9658 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9660 (memory attribute): Ditto.
9661 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9662 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9663 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9664 (floor<mode>2): Ditto.
9665 (ceil<mode>2): Ditto.
9666 (btrunc<mode>2): Ditto.
9667 (nearbyintdf2): Ditto.
9668 (nearbyintsf2): Ditto.
9669 (sse_setccsf): Disable if SSE5.
9670 (sse_setccdf): Ditto.
9671 (sse5_setcc<mode>): New support for SSE5 conditional move.
9672 (sse5_pcmov_<mode>): Ditto.
9674 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9676 (SSEMODEF2P): Ditto.
9677 (ssemodesuffixf4): New mode attribute for SSE5.
9678 (ssemodesuffixf2s): Ditto.
9679 (ssemodesuffixf2c): Ditto.
9680 (sserotatemax): Ditto.
9681 (ssescalarmode): Ditto.
9682 (sse_maskcmpv4sf3): Disable if SSE5.
9683 (sse_maskcmpv2df3): Ditto.
9684 (sse_vmmaskcmpv4sf3): Ditto.
9685 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9686 (sse5_vmfmadd<mode>4): Ditto.
9687 (sse5_fmsub<mode>4): Ditto.
9688 (sse5_vmfmsub<mode>4): Ditto.
9689 (sse5_fnmadd<mode>4): Ditto.
9690 (sse5_vmfnmadd<mode>4): Ditto.
9691 (sse5_fnmsub<mode>4): Ditto.
9692 (sse5_vmfnmsub<mode>4): Ditto.
9693 (sse5i_fmadd<mode>4): Ditto.
9694 (sse5i_fmsub<mode>4): Ditto.
9695 (sse5i_fnmadd<mode>4): Ditto.
9696 (sse5i_fnmsub<mode>4): Ditto.
9697 (sse5i_vmfmadd<mode>4): Ditto.
9698 (sse5i_vmfmsub<mode>4): Ditto.
9699 (sse5i_vmfnmadd<mode>4): Ditto.
9700 (sse5i_vmfnmsub<mode>4): Ditto.
9701 (mulv16qi3): Add SSE5 support.
9703 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9704 (sse2_mulv4si3): Disable if SSE5.
9705 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9706 (sse4_1_roundps): Ditto.
9707 (sse4_1_roundsd): Ditto.
9708 (sse4_1_roundss): Ditto.
9709 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9711 (sse_maskcmpsf3): Ditto.
9712 (sse_vmmaskcmpv4sf3): Ditto.
9713 (sse2_maskcmpv2df3): Ditto.
9714 (sse2_maskcmpdf3): Ditto.
9715 (sse2_vmmaskcmpv2df3): Ditto.
9716 (sse2_eq<mode>3): Ditto.
9717 (sse2_gt<mode>3): Ditto.
9718 (sse5_pcmov_<mode>): Add SSE5 support.
9719 (vec_unpacku_hi_v16qi): Ditto.
9720 (vec_unpacks_hi_v16qi): Ditto.
9721 (vec_unpacku_lo_v16qi): Ditto.
9722 (vec_unpacks_lo_v16qi): Ditto.
9723 (vec_unpacku_hi_v8hi): Ditto.
9724 (vec_unpacks_hi_v8hi): Ditto.
9725 (vec_unpacku_lo_v8hi): Ditto.
9726 (vec_unpacks_lo_v8hi): Ditto.
9727 (vec_unpacku_hi_v4si): Ditto.
9728 (vec_unpacks_hi_v4si): Ditto.
9729 (vec_unpacku_lo_v4si): Ditto.
9730 (vec_unpacks_lo_v4si): Ditto.
9731 (sse5_pmacsww): New SSE5 intrinsic insn.
9732 (sse5_pmacssww): Ditto.
9733 (sse5_pmacsdd): Ditto.
9734 (sse5_pmacssdd): Ditto.
9735 (sse5_pmacssdql): Ditto.
9736 (sse5_pmacssdqh): Ditto.
9737 (sse5_pmacsdqh): Ditto.
9738 (sse5_pmacsswd): Ditto.
9739 (sse5_pmacswd): Ditto.
9740 (sse5_pmadcsswd): Ditto.
9741 (sse5_pmadcswd): Ditto.
9742 (sse5_pcmov_<move>): Conditional move support on SSE5.
9743 (sse5_phaddbw): New SSE5 intrinsic insn.
9744 (sse5_phaddbd): Ditto.
9745 (sse5_phaddbq): Ditto.
9746 (sse5_phaddwd): Ditto.
9747 (sse5_phaddwq): Ditto.
9748 (sse5_phadddq): Ditto.
9749 (sse5_phaddubw): Ditto.
9750 (sse5_phaddubd): Ditto.
9751 (sse5_phaddubq): Ditto.
9752 (sse5_phadduwd): Ditto.
9753 (sse5_phadduwq): Ditto.
9754 (sse5_phaddudq): Ditto.
9755 (sse5_phsubbw): Ditto.
9756 (sse5_phsubwd): Ditto.
9757 (sse5_phsubdq): Ditto.
9758 (sse5_pperm): Ditto.
9759 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9760 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9761 (sse5_pperm_sign_v8hi_v4si): Ditto.
9762 (sse5_pperm_zero_v8hi_v4si): Ditto.
9763 (sse5_pperm_sign_v4si_v2di): Ditto.
9764 (sse5_pperm_sign_v4si_v2di): Ditto.
9765 (sse5_pperm_pack_v2di_v4si): Ditto.
9766 (sse5_pperm_pack_v4si_v8hi): Ditto.
9767 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9768 (sse5_perm<mode>): New SSE5 intrinsic insn.
9769 (rotl<mode>3): Ditto.
9770 (sse5_rotl<mode>3): Ditto.
9771 (sse5_ashl<mode>3): Ditto.
9772 (sse5_lshl<mode>3): Ditto.
9773 (sse5_frcz<mode>2): Ditto.
9774 (sse5s_frcz<mode>2): Ditto.
9775 (sse5_cvtph2ps): Ditto.
9776 (sse5_cvtps2ph): Ditto.
9777 (sse5_vmmaskcmp<mode>3): Ditto.
9778 (sse5_com_tf<mode>3): Ditto.
9779 (sse5_maskcmp<mode>3): Ditto.
9780 (sse5_maskcmp_uns<mode>3): Ditto.
9781 (sse5_maskcmp_uns2<mode>3): Ditto.
9782 (sse5_pcom_tf<mode>3): Ditto.
9784 * config/i386/predicates.md (sse5_comparison_float_operator):
9785 New predicate to match the comparison operators supported by
9786 the SSE5 com instruction.
9787 (ix86_comparison_int_operator): New predicate to match just the
9788 signed int comparisons.
9789 (ix86_comparison_uns_operator): New predicate to match just the
9790 unsigned int comparisons.
9792 * doc/invoke.texi (-msse5): Add documentation.
9793 (-mfused-madd): Ditto.
9795 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9797 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9799 (x86_64-*-*): Ditto.
9801 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9803 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9804 intrinisics for SSE5.
9806 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9809 * config/i386/mmintrin-common.h: New file, to contain common
9810 instructions between SSE4.1 and SSE5.
9812 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9813 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9814 (gen_regparm_prefix): Ditto.
9816 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9817 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9818 prototype_p to determine if a function is prototyped.
9820 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9822 * c-common.c (c_common_reswords) add the alignof keyword,
9823 with same RID as __alignof and __alignof__
9825 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9827 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9828 * hooks.c (hook_bool_const_int_const_int_true): New function.
9829 * target.h (struct gcc_target): Add can_eliminate field.
9830 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9831 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9832 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9833 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9834 (elim_table): Revise comment.
9835 * system.h (CAN_ELIMINATE): Poison.
9836 * defaults.h (CAN_ELIMINATE): Remove.
9837 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9839 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9840 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9842 (alpha_vms_can_eliminate): Declare as static, change return type to
9844 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9846 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9847 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9848 (arm_can_eliminate): New function.
9850 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9851 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9852 (avr_can_eliminate): Declare as static.
9853 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9855 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9856 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9857 (bfin_can_eliminate): New function.
9859 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9860 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9861 (crx_can_eliminate): New function.
9863 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9864 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9865 (fr30_can_eliminate): New function.
9867 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9868 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9869 (frv_can_eliminate): New function.
9871 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9872 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9873 (h8300_can_eliminate): New function.
9875 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9876 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9877 (i386_can_eliminate): Declare as static, change return type to bool.
9878 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9880 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9881 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9882 (ia64_can_eliminate): New function.
9884 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9885 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9886 (iq2000_can_eliminate): New function.
9888 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9889 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9890 (m32r_can_eliminate): New function.
9892 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9893 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9894 (m68hc11_can_eliminate): New function.
9896 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9897 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9898 (m68k_can_eliminate): New function.
9900 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9901 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9902 (mep_can_eliminate): New function.
9904 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9905 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9906 (mips_can_eliminate): New function.
9908 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9909 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9910 (rs6000_can_eliminate): New function.
9912 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9913 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9914 (s390_can_eliminate): Declare as static.
9915 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9917 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9918 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9919 (score_can_eliminate): New function.
9921 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9922 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9923 (sparc_can_eliminate): Declare as static.
9924 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9926 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9927 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9928 (xstormy16_can_eliminate): New function.
9930 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9931 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9932 (v850_can_eliminate): New function.
9934 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9936 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9937 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9938 (*movdfcc_ext[1234]): Disable for IEEE mode.
9940 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9942 * gimplify.c (prepare_gimple_addressable): New static function.
9943 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9945 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9946 manually fiddling with it.
9948 2009-08-25 Michael Matz <matz@suse.de>
9950 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9951 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9953 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9954 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9955 (do_jump): Split out code for simple binary comparisons into ...
9956 (do_jump_1): ... this, taking the individual operands and code.
9957 Change callers to helper function above accordingly.
9958 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9961 2009-08-25 Michael Matz <matz@suse.de>
9963 * expr.h (struct separate_ops, sepops): New type for passing
9964 around an exploded simple expression.
9965 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9966 Use this structure instead of expression tree.
9967 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9968 expression, only its type.
9969 (expand_vec_cond_expr): Take type and individual operands instead
9971 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9972 expand_vec_shift_expr): Change prototype accordingly.
9973 * tree-vect-stmts.c (vectorizable_condition): Change call of
9974 expand_vec_cond_expr_p to pass only type.
9975 * expr.c (do_store_flags): Change prototype and implementation
9976 to take an exploded expression.
9977 (expand_expr_real_1): New local ops initialized with details
9978 of the full expression. Use it instead of full
9979 expression in calls to do_store_flags, expand_vec_cond_expr,
9980 expand_widen_pattern_expr and expand_vec_shift_expr.
9982 2009-08-25 Michael Matz <matz@suse.de>
9984 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9985 treeop2 initialized with first three operands of the full expression.
9986 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9988 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9990 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9991 (__gthread_objc_condition_allocate): Mark arguments as unused.
9992 (__gthread_objc_condition_deallocate): Likewise.
9993 (__gthread_objc_condition_wait): Likewise.
9994 (__gthread_objc_condition_broadcast): Likewise.
9995 (__gthread_objc_condition_signal): Likewise.
9996 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9997 (__gthread_objc_thread_id): Likewise.
9999 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10001 PR middle-end/41149
10002 * tree-pretty-print.c (print_call_name): Print the correct call name
10003 for procedure pointer components.
10005 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10007 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10008 default_promote_function_mode when not VMS.
10010 2009-08-24 Olivier Hainque <hainque@adacore.com>
10012 * convert.c (convert_to_integer): Don't assume an input pointer is
10013 POINTER_SIZE wide. Fetch from the type instead.
10015 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10017 * configure.ac (AC_PREREQ): Bump to 2.64.
10019 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10021 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10022 (process_command): Don't search standard_exec_prefix_1 and
10023 standard_exec_prefix_2.
10025 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10027 * config/arm/arm.c (output_return_instruction): Handle for
10030 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10032 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10034 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10036 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10037 (*arm_movdf_vfp): Likewise.
10039 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10041 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10042 (vashr<mode>3): Rename from ashr<mode>3.
10043 (vlshr<mode>3): Rename from lshr<mode>3.
10045 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10048 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10049 (check_format_info_main): Use scalar_identify_flag.
10050 (check_format_types): Check for scalar size identity if
10051 scalar_identify_flag is set.
10052 (printf_length_specs): Extend by new field.
10053 (asm_fprintf_length_specs): Likewise.
10054 (gcc_diag_length_specs): Likewise.
10055 (scanf_length_specs): Likewise.
10056 (strfmon_length_specs): Likewise.
10057 (gcc_gfc_length_specs): Likewise.
10058 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10059 (ms_printf_flag_specs): Likewise.
10060 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10062 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10065 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10066 (*call_value_pop_1): Ditto.
10067 (*sibcall_pop_1): New insn pattern.
10068 (*sibcall_value_pop_1): Ditto.
10070 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10073 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10076 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10079 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10080 (get_reg_use_in): New function.
10081 (forward_propagate_subreg): Propagate through subreg of zero_extend
10084 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10086 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10087 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10089 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10091 * configure.ac: Remove --with-datarootdir, --with-docdir,
10092 --with-htmldir switches. No need to call AC_SUBST for
10093 datarootdir, docdir, htmldir any more.
10094 * configure: Regenerate.
10095 * doc/install.texi (Configuration): Document --datarootdir,
10096 --docdir, --htmldir, --pdfdir; update documentation for
10097 --infodir, --mandir.
10098 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10101 * aclocal.m4: Regenerate.
10102 * config.in: Regenerate.
10103 * configure: Regenerate.
10105 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10106 Olivier Hainque <hainque@adacore.com>
10108 * config/ia64/ia64.c: Include libfuncs.h.
10109 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10110 (ia64_expand_call): Use reg 25 on VMS.
10111 (ia64_initialize_trampoline): Fix for VMS ABI.
10112 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10113 (ia64_function_arg): Initialize reg 25 on VMS.
10114 Fix OpenVMS ABI issues for varargs.
10115 For OpenVMS, emit the Argument Information register set in the
10116 incoming/sibcall case as well.
10117 (ia64_arg_type): New function.
10118 (ia64_function_arg_advance): Keep track of cum->words.
10119 Fix OpenVMS ABI issues for varargs.
10120 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10121 (ia64_override_options): Set flag_no_common on VMS.
10122 (ia64_init_builtins): Disable FWRITE builtin.
10123 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10124 (ia64_vms_init_libfuncs): Add decc$ routines.
10125 (ia64_vms_valid_pointer_mode): New function.
10126 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10127 (ia64_promote_function_mode): New function
10128 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10129 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10130 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10131 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10132 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10133 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10134 Suppress trailing '#' if VALUE is numeric.
10135 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10136 ia64_promote_function_mode.
10137 (TARGET_VALID_POINTER_MODE): Define.
10139 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10142 * config/rs6000/rs6000.c (rs6000_override_options): Use
10143 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10146 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10147 reporting of vector + decimal/boolean/complex error.
10149 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10151 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10152 __vector double TYPE_DECL.
10154 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10156 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10157 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10158 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10159 to pointer to enum machine_mode. Update all callers as needed.
10161 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10163 * config/alpha/alpha.md (exception_receiver): Emit alternative
10164 GP load sequence if flag_reorder_blocks_and_partition is set.
10165 (*exception_receiver_2): Also enable when
10166 flag_reorder_blocks_and_partition is set.
10168 2009-08-20 Matt Rice <ratmice@gmail.com>
10169 Diego Novillo <dnovillo@google.com>
10171 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10174 2009-08-20 Richard Guenther <rguenther@suse.de>
10176 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10177 * c-tree.h (c_dup_lang_specific_decl): Remove.
10178 (struct lang_decl, struct lang_type): Move definitions ...
10179 * c-lang.h: ... here. New file.
10180 * c-decl.c: Include c-lang.h.
10181 (c_dup_lang_specific_decl): Remove.
10182 * c-typeck.c: Include c-lang.h.
10183 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10184 (c-typeck.o): Likewise.
10185 * c-config-lang.in (gtfiles): Add c-lang.h.
10186 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10189 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10191 * config/alpha/alpha.c (alpha_end_function): Do not clear
10192 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10193 this is now handled in generic code.
10195 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10197 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10198 (s390_z10_fix_long_loop_prediction): New function.
10199 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10200 (s390_reorg): Walk over the INSNs and invoke
10201 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10203 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10205 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10206 "*brx_64bit", "*brx_31bit"): New patterns.
10207 * config/s390/s390.c ('E'): New output modifier.
10209 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10210 Richard Earnshaw <richard.earnshaw@arm.com>
10212 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10213 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10215 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10217 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10219 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10220 for mode mode of operand0 when doing secondary reload for SAR.
10222 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10224 PR middle-end/41123
10225 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10226 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10228 2009-08-19 Jason Merrill <jason@redhat.com>
10230 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10231 supported template depth in C++0x.
10233 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10235 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10236 free_after_compilation.
10237 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10238 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10239 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10240 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10241 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10242 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10243 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10245 2009-08-19 Ian Lance Taylor <iant@google.com>
10247 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10248 of (plus (mult (neg B) C) A).
10250 2009-08-18 Michael Matz <matz@suse.de>
10252 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10253 instead of comparing TYPE_MAIN_VARIANT for equality.
10254 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10255 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10256 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10257 * gimplify.c (goa_lhs_expr_p): Ditto and use
10258 STRIP_USELESS_TYPE_CONVERSION.
10260 2009-08-18 Michael Matz <matz@suse.de>
10262 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10263 first field in a struct.
10264 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10266 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10268 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10269 locators before emit_insn is called. Remove assert that
10271 (alpha_end_function): Clear crtl->emit structure and free insn
10272 locators if cfun->is_thunk is true.
10274 2009-08-18 Jason Merrill <jason@redhat.com>
10276 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10278 * configure.ac: Test for it.
10279 * configure, config.in: Regenerate.
10280 * doc/install.texi: Document --enable-gnu-unique-object.
10282 2009-08-18 Richard Guenther <rguenther@suse.de>
10284 PR middle-end/41094
10285 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10286 pow(x,y*z) only if x is nonnegative.
10288 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10290 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10294 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10295 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10297 2009-08-17 DJ Delorie <dj@redhat.com>
10299 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10300 * config/m32c/prologue.md (epilogue_freit): New.
10302 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10303 (bank_switch_p): Likewise.
10304 (fast_interrupt_p): Likewise.
10305 (interrupt_p): Likewise.
10306 (m32c_conditional_register_usage): Round memregs size up.
10307 (need_to_save): We only need to save $a0 when we use ENTER.
10308 (interrupt_p): Check for fast_interrupt too.
10309 (bank_switch_p): New.
10310 (fast_interrupt_p): New.
10311 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10312 (m32c_emit_prolog): Support bank switching and fast interrupts.
10313 * doc/extend.texi (Function Attributes): Add bank_switch and
10316 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10318 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10319 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10321 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10323 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10324 (menu): Add IA-64/VMS Options.
10325 (IA-64/VMS Options): Likewise.
10327 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10330 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10332 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10334 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10335 (mips_pop_asm_switch): Likewise.
10336 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10338 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10339 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10340 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10341 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10342 instead of set_noreorder.
10343 (mips_output_function_prologue): Use the new functions.
10344 (mips_output_function_epilogue): Likewise.
10345 (mips_need_noat_wrapper_p): New function, split out from...
10346 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10347 Use mips_push_asm_switch and mips_pop_asm_switch.
10348 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10349 and mips_pop_asm_switch.
10350 (ASM_OUTPUT_REG_POP): Likewise.
10351 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10352 Use mips_pop_asm_switch.
10353 (mips_asm_switch): New structure.
10354 (set_noreorder, set_nomacro): Replace with...
10355 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10356 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10357 instead of set_nomacro.
10358 (fix_truncsfsi2_macro): Likewise.
10359 (cprestore): Likewise.
10360 (hazard): Use mips_noreorder instead of set_noreorder.
10361 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10363 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10365 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10366 from prev_active_insn.
10368 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10370 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10371 * config/avr/avr.c (avr_override_options): Initialize
10372 avr_current_arch variable.
10373 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10374 __AVR_HAVE_16BIT_SP__ according to the device type.
10375 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10377 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10378 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10380 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10383 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10384 generating inlined subroutine die only. We shouldn't be
10385 called for anything else.
10386 (gen_block_die): Don't generate inline subroutine debug info for
10389 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10391 * graphite-poly.c (print_pbb): Print PBB index.
10393 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10395 PR middle-end/40981
10396 * graphite-interchange.c (ppl_max_for_le): Moved...
10397 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10398 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10399 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10400 * graphite-ppl.h (ppl_max_for_le): Declared.
10402 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10404 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10405 supported on all platforms.
10406 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10407 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10408 * c-pragma.c: Likewise.
10409 * target-def.h (TARGET_INITIALIZER): Remove
10410 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10411 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10413 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10415 * config/ia64/fde-vms.c: New file.
10416 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10417 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10418 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10419 (uw_frame_state_for): Only register a personality routine if it is
10420 known to be compatible with our expectations.
10421 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10422 Declare unw_table_entry stack variable and
10423 mod all calls to _Unwind_FindTableEntry to add arg.
10424 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10425 (_Unwind_FindTableEntry): Add arg to prototype.
10427 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10429 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10430 field 'signal_pfs_loc'.
10431 (uw_frame_state_for): Remove duplicate code dealing with leaf
10432 procedures without unwind info.
10433 If in the frame after unwinding through a signal handler, restore
10434 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10435 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10436 'pfs_loc' to the AR.PFS location in the signal context; instead
10437 set 'signal_pfs_loc'.
10438 Manually generate the unwind info for the AR.PFS register.
10439 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10440 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10441 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10442 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10443 instead set 'signal_pfs_loc'.
10444 Remove code preventing the AR.PFS register from being restored
10445 from the signal context.
10447 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10448 Tristan Gingold <gingold@adacore.com>
10450 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10451 * config/ia64/t-vms: New file.
10452 * config/ia64/vms64.h: New file.
10453 * config/ia64/vms.h: New file.
10454 * config/ia64/vms-crtinit.asm: New file.
10455 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10456 * config/ia64/vms-unwind.h: New file.
10458 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10460 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10463 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10465 PR middle-end/30789
10466 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10467 Move declaration...
10468 * real.h (do_mpc_arg2): ... here.
10469 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10472 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10474 * final.c (add_debug_prefix_map): Don't use GC memory for
10475 old_prefix and new_prefix.
10477 2009-08-14 Richard Guenther <rguenther@suse.de>
10479 * ipa-prop.c (compute_complex_pass_through): If we cannot
10480 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10482 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10484 * c-lex.c (c_lex_with_flags): Increase size of local variable
10485 to avoid memory clobber.
10487 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10490 * config/i386/i386.c (ix86_fp_comparison_strategy):
10491 Only enable/disable sahf at function granularity.
10493 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10495 PR rtl-optimization/41064
10496 * reload1.c (reload_as_needed): Don't call extract_insn
10497 for known invalid replacements after calling
10498 validate_replace_rtx_group and verify_changes.
10500 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10503 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10504 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10505 ix86_expand_fp_vcond.
10506 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10507 Assert that operation is supported by ix86_expand_int_vcond.
10508 (vcondu<SSEMODE124C8:mode>): Ditto.
10510 2009-08-13 DJ Delorie <dj@redhat.com>
10512 * config/i386/djgpp-stdint.h: New.
10513 * config.gcc (djgpp): Use it.
10515 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10517 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10518 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10520 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10522 * tree-ssa-loop-prefetch.c
10523 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10524 for long-stride pruning.
10525 (compute_miss_rate): New function to compute the probability
10526 that two memory references access different cache lines.
10528 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10530 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10532 2009-08-13 Richard Guenther <rguenther@suse.de>
10534 PR middle-end/41047
10535 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10536 use the constant pointer type.
10537 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10538 of CV qualifiers on the target pointer type.
10539 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10540 conversion check before restrict check.
10542 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10545 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10547 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10549 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10551 2009-08-12 Richard Guenther <rguenther@suse.de>
10553 PR tree-optimization/41011
10554 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10555 and reference constructing.
10557 2009-08-12 Xinliang David Li <davidxl@google.com>
10559 PR tree-optimization/41012
10560 * tree-flow.h : New external interface.
10561 * gimple-low.c (check_call_arg): Change to public function.
10562 Remove argument mismatch check in lowering.
10563 * tree-inline.h (tree_can_inline_p): Interface change.
10564 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10565 into this function.
10566 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10567 Call change to tree_can_inline_p function.
10568 (cgraph_decide_inlining_incrementally): Ditto.
10570 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10572 PR tree-optimization/41031
10573 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10574 on the partition variable rather than promote_mode on the source
10575 type. Assert that the partition variable's type has the same
10576 mode as the source value's.
10578 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10580 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10581 for for_return == 2.
10582 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10584 * calls.c (expand_call): Fix typo.
10585 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10587 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10589 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10590 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10591 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10592 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10594 2009-08-12 Andrew Haley <aph@redhat.com>
10596 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10598 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10601 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10603 2009-08-12 Richard Guenther <rguenther@suse.de>
10605 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10606 * gimplify.c (gimplify_modify_expr): Do not use
10607 lang_hooks.types_compatible_p.
10608 * tree-ssa.c (useless_type_conversion_p): For aggregates
10609 just return false if the canonical types differ.
10611 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10613 PR middle-end/40980
10614 * sese.c (convert_for_phi_arg): New.
10615 (add_guard_exit_phis): Use convert_for_phi_arg.
10617 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10619 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10620 unknown subscript upper bounds.
10622 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10623 Pranav Garg <pranav.garg2107@gmail.com>
10625 * graphite-interchange.c (gather_access_strides): Removed.
10626 (ppl_max_for_le): New.
10627 (build_linearized_memory_access): New.
10628 (memory_stride_in_loop): New.
10629 (pbb_interchange_profitable_p): Reimplemented.
10630 * graphite-ppl.h (ppl_new_id_map): New.
10631 (ppl_interchange): New.
10633 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10635 * graphite-interchange.c (compute_subscript): Removed.
10636 (compute_array_size_cstr): Removed.
10637 (compute_array_size_poly): Removed.
10638 (compute_array_size): Removed.
10639 (gather_access_strides_poly): Removed.
10640 (gather_access_strides): Empty.
10642 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10644 * graphite-dependences.c (dependence_polyhedron_1): Replace
10645 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10646 (graphite_legal_transform_dr): Same.
10647 (graphite_carried_dependence_level_k): Same.
10648 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10649 Initialize PDR_NB_SUBSCRIPTS.
10650 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10652 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10653 (PDR_NB_SUBSCRIPTS): New.
10654 (pdr_nb_subscripts): Removed.
10655 (pdr_dim): Simplified.
10656 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10657 with PDR_NB_SUBSCRIPTS.
10659 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10661 * graphite-interchange.c (compute_array_size): Remove use of
10662 PDR_DATA_CONTAINER.
10663 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10664 Do not initialize PDR_DATA_CONTAINER.
10665 (print_pdr): Do not print PDR_DATA_CONTAINER.
10666 * graphite-poly.h (struct poly_dr): Remove data_container field.
10667 (PDR_DATA_CONTAINER): Removed.
10668 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10669 PDR_DATA_CONTAINER.
10670 (build_poly_dr): Same.
10672 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10673 Sebastian Pop <sebastian.pop@amd.com>
10675 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10676 copy of the dependence polyhedron. Free the temporary objects.
10677 (graphite_carried_dependence_level_k): Free unused objects before
10680 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10682 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10683 Early return without analyzing the data dependences if no
10684 transform has been done. Call restore_scattering if the transform
10686 (graphite-interchange.c): Same.
10687 * graphite-poly.c (print_scattering_function): Test for
10689 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10690 (apply_poly_transforms): Do not gcc_assert that
10691 the transform is legal.
10692 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10693 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10694 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10695 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10696 * graphite-poly.h (struct poly_scattering): New.
10697 (struct poly_bb): Add original, transformed, and saved fields.
10698 Remove transformed_scattering, original_scattering,
10699 nb_local_variables and nb_scattering_transform fields.
10700 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10701 (poly_scattering_new): New.
10702 (poly_scattering_free): New.
10703 (poly_scattering_copy): New.
10704 (store_scattering_pbb): New.
10705 (store_scattering): New.
10706 (restore_scattering_pbb): New.
10707 (restore_scattering): New.
10708 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10709 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10711 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10713 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10714 (print_scop): Same.
10716 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10718 * Makefile.in (graphite.o): Depends on PREDICT_H.
10719 * graphite.c: Include predict.h.
10720 (graphite_finalize): Call tree_estimate_probability.
10721 * predict.c (predict_loops): Do not call scev_initialize and
10723 (tree_estimate_probability_bb): New.
10724 (tree_estimate_probability): Do not initialize loops: move that
10725 code to the driver. Call tree_estimate_probability_bb.
10726 (tree_estimate_probability_driver): New.
10727 (pass_profile): Use tree_estimate_probability_driver.
10728 * predict.h (tree_estimate_probability): Declared.
10730 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10732 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10733 * graphite-dependences.c (graphite_legal_transform): Add time to
10734 TV_GRAPHITE_DATA_DEPS.
10735 (dependency_between_pbbs_p): Same.
10736 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10738 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10740 PR rtl-optimization/41033
10741 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10742 aliasing is disabled.
10744 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10746 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10747 si_mask_operand, and_load_operand, low_bitmask_operand,
10748 and_reg_operand, and_operand): New predicates.
10749 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10750 * config/mips/mips.c (and_operands_ok): New function.
10751 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10752 * config/mips/mips.md (move_type): Add ext_ins and logical.
10753 (type): Handle them.
10754 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10755 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10756 shift_shift. Remove commutative constraint modifier.
10757 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10759 (*clear_upper32_dext): Remove define_insn_and_split.
10760 (*clear_upper32): Turn this define_insn_and_split ...
10761 (splitter for ANDing register with 0xffff_ffff): .. into this.
10763 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10765 * combine.c (try_widen_shift_mode): Factor out code to check if an
10766 integer constant is a low-order bitmask from here ...
10767 * rtlanal.c (low_bitmask_len): ... to here.
10768 * rtl.h (low_bitmask_len): Declare.
10770 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10773 * config/alpha/alpha.md (addsi3): Remove expander.
10774 (addsi3): Rename from *addsi3_internal insn pattern.
10775 (subsi3): Remove expander.
10776 (subsi3): Rename from *subsi3_internal insn pattern.
10778 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10780 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10783 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10784 Eric Botcazou <botcazou@adacore.com>
10785 Douglas B Rupp <rupp@gnat.com>
10787 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10788 that records that fit in 64 bits are returned by immediate value,
10789 as required by OpenVMS Calling Standard.
10790 (function_value): Adjust for above modification.
10791 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10792 virtual_incoming_args_rtx as base object, not next_arg.
10793 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10795 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10797 * reload.c (find_reloads_subreg_address): Check the original
10798 req_equiv_mem address to detect the case where an address is
10799 not valid in the outer mode.
10801 2009-08-11 Richard Guenther <rguenther@suse.de>
10804 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10806 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10808 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10809 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10811 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10812 Douglas B Rupp <rupp@gnat.com>
10814 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10815 PT_STACK when frame_pointer_needed on OpenVMS.
10816 (alpha_pv_save_size, alpha_using_fp): Remove.
10817 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10818 with proper processing for PT_NULL.
10819 (alpha_vms_initial_elimination_offset): New function. Support for
10820 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10821 (alpha_sa_size): Force procedure type to PT_STACK when
10822 frame_pointer_needed on OpenVMS.
10823 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10824 (alpha_using_fp): Likewise.
10825 (alpha_vms_can_eliminate): Add prototype.
10826 (alpha_vms_initial_elimination_offset): Likewise.
10827 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10828 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10830 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10831 Douglas B Rupp <rupp@gnat.com>
10833 * config/alpha/alpha.c (common_object_handler): New function.
10834 (vms_attribute_table): Declare a single attribute "common_object".
10835 (vms_output_aligned_decl_common): New global function.
10836 (SECTION_VMS_OVERLAY): Delete.
10837 (SECTION_VMS_GLOBAL): Likewise.
10838 (SECTION_VMS_INITIALIZE): Likewise.
10839 (vms_asm_named_section): Remove support for above flags.
10840 (vms_section_type_flags): Delete.
10841 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10842 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10843 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10844 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10846 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10849 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10850 (sub_ddmmss): Likewise.
10852 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10855 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10858 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10861 * reload1.c (reload_as_needed): Use cancel_changes to completely
10862 undo a failed replacement attempt.
10864 2009-08-10 Richard Guenther <rguenther@suse.de>
10866 PR middle-end/41006
10867 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10868 (useless_type_conversion_p): ... here. Require pointer targets
10871 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10874 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10875 loose the original type of the statement list.
10877 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10879 * config/alpha/alpha.c: Include libfuncs.h
10880 (avms_asm_output_extern): New function.
10881 (alpha_init_libfuncs): Init some decc libfuncs.
10882 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10883 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10884 (DO_CRTL_NAMES): Define.
10885 (LIB_SPEC): Remove.
10886 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10887 (LONG_TYPE_SIZE): Define.
10888 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10889 (SUBTARGET_SWITCHES): Define malloc64 switch.
10890 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10891 (MASK_RETURN_ADDR): Define.
10892 doc/invoke.texi (mmalloc64): Document switch.
10894 2009-08-09 Olivier Hainque <hainque@adacore.com>
10895 Douglas B Rupp <rupp@gnat.com>
10897 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10898 uses_condition_handler.
10899 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10900 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10901 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10902 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10903 (code_for_builtin): New insn codes for the new alpha_builtins.
10904 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10905 (alpha_sa_size): Account for uses_condition_handler.
10906 (alpha_expand_prologue): Likewise.
10907 (alpha_start_function): Likewise.
10908 (alpha_expand_epilogue): Likewise.
10909 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10910 establish/revert expanders.
10911 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10912 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10913 New expander, resorting to the alpha.c associated function.
10914 (builtin_revert_vms_condition_handler): Likewise.
10915 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10916 __gcc_shell_handler, the static VMS condition handler used as
10917 an indirection wrapper to the current dynamically established
10919 * config/alpha/vms-unwind.h: Complete rewrite.
10920 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10921 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10923 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10924 Douglas B Rupp <rupp@gnat.com>
10926 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10927 (alpha_need_linkage): Handle aliases. Return function symbol.
10928 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10929 Use ultimate alias target for the linkage name.
10930 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10931 by alpha_need_linkage for the function symbol.
10932 (setmemdi): Likewise.
10934 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10936 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10937 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10938 (ASM_WEAKEN_LABEL): Define.
10939 (CRT_CALL_STATIC_FUNCTION): Define.
10940 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10941 (ENDFILE_SPEC): Define.
10942 (INIT_SECTION_ASM_OP): Define.
10943 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10944 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10945 crtend.o crtendS.o.
10946 (MULTILIB_OSDIRNAMES): Define.
10947 (shlib_version): Define.
10948 (SHLIB_EXT): Define.
10949 (SHLIB_OBJS): Define.
10950 (SHLIB_NAME): Define.
10951 (SHLIB_MULTILIB): Define.
10952 (SHLIB_INSTALL): Define.
10953 (SHLIB_SYMVEC): Define.
10954 (SHLIB_SYMVECX2): Define.
10955 (SHLIB_LINK): Define.
10957 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10959 * config/alpha/alpha.c (alpha_initialize_trampoline):
10960 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10961 (alpha_start_function): Emit transfer address on nested functions
10962 for VMS trampoline call.
10963 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10964 since no longer used.
10965 * config/alpha/vms-tramp.asm: Remove.
10966 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10967 since now only data initialized at runtime.
10969 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10971 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10972 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10973 (MD_EXEC_PREFIX): Remove, no longer used.
10974 (MD_STARTFILE_PREFIX): Likewise.
10975 (INCLUDE_DEFAULTS): Likewise.
10976 * config/alpha/t-vms:
10977 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10979 2009-08-09 Richard Guenther <rguenther@suse.de>
10981 PR tree-optimization/41016
10982 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10983 (operand_precision): Remove.
10984 (integral_operand_p): Likewise.
10985 (recognize_single_bit_test): Adjust.
10987 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10989 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10990 operation overflows. Likewise non-cast unary arithmetic.
10991 If one arm of a conditional expression is always taken,
10992 inhibit evaluation warnings for the other arm. Likewise inhibit
10993 evaluation warnings for the second && or || operand if the first
10994 operand is enough to determine the result.
10995 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10997 (build_binary_op): Prevent duplicate evaluation warnings.
10999 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11001 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11002 and destination have different modes, Use promote_mode to
11003 determine the signedness of the conversion. Assert that the
11004 promoted source mode matches the destination mode. Don't pass
11005 the destination and destination mode to expand_expr if the source
11006 mode is different. Simplify conversion logic.
11008 2009-08-09 Ira Rosen <irar@il.ibm.com>
11010 PR tree-optimization/41008
11011 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11012 from condition only in case it's a comparison. Adjust checks.
11014 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11016 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11017 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11018 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11019 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11020 (dump_cand): Handle them.
11021 (struct iv_cand): New members COST_STEP and AINC_USE.
11022 (stmt_after_increment): Likewise.
11023 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11024 callers changed. Use gimple_uid comparison instead of scanning.
11025 (add_candidate_1): When looking for identical candidates, take
11026 AINC_USE into account. Set it for new candidates.
11027 (force_expr_to_var_cost): Cast target_spill_cost to int.
11028 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11029 All callers changed. Check for availability of autoinc addressing
11030 modes, both in general for a given mode, and in the specific use case.
11031 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11033 (get_computation_cost): Likewise.
11034 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11035 add_autoinc_candidates): New static functions.
11036 (add_candidate): Call add_autoinc_candidates for candidates based on
11038 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11039 (determine_use_iv_cost_address): If we have an autoinc candidate at
11040 the matching use, verify autoinc is possible and subtract the cost
11041 of the candidate's step from the cost.
11042 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11043 member of the candidate.
11044 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11045 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11047 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11049 * config.build (ia64-hp-*vms*): New target.
11050 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11051 with ia64-hp-*vms*.
11052 * config.gcc (ia64-hp-*vms*): New target.
11053 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11054 with ia64-hp-*vms*.
11055 * config.host (ia64-hp-*vms*): New target.
11056 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11057 with ia64-hp-*vms*.
11059 2009-08-08 Richard Guenther <rguenther@suse.de>
11061 PR tree-optimization/40991
11062 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11064 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11066 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11067 mode check. Do truncations in an integer mode.
11068 (force_to_mode): Handle subregs for all mode types. Only do
11069 arithmetic simplifications on integer modes.
11071 2009-08-07 Richard Guenther <rguenther@suse.de>
11073 PR tree-optimization/40999
11074 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11075 (maybe_fold_reference): Lookup constant initializers.
11076 (fold_gimple_assign): Likewise.
11078 2009-08-07 Richard Guenther <rguenther@suse.de>
11080 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11081 that require structural equality defer to the langhook.
11083 2009-08-07 Martin Jambor <mjambor@suse.cz>
11085 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11087 (struct ipa_pass_through_data): New type.
11088 (struct ipa_ancestor_jf_data): New type.
11089 (union jump_func_value): Removed field formal_id, added fields
11090 pass_through and ancestor.
11091 (struct ipa_param_call_note): Changed type of formal_id to int from
11093 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11094 operations jump functions and ancestor jump functions.
11095 (compute_complex_pass_through): New function.
11096 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11097 reflect changes in the jump function strucutre.
11098 (update_jump_functions_after_inlining): Ignore complex pass-through
11099 and ancestor jump functions.
11100 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11101 polynomial pass-through with operation jump functions.
11103 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11105 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11106 fde->dw_fde_begin as begin label instead of hot/cold label.
11107 Use LLSDAC label instead of LLSDA for second section lsda.
11108 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11109 label instead of LLSDA if it is true.
11110 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11112 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11113 SECTION argument. Use it as index into crtl->eh.call_site_record
11115 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11116 use it to determine how to print table entries instead of using
11117 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11118 label instead of normal begin label as base.
11119 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11120 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11121 ensure no EH range spans between sections and that landing pads
11122 are always in the corresponding section.
11123 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11124 for crtl->eh.call_site_record being an array rather than scalar.
11125 (output_one_function_exception_table): New function, copied
11126 from output_function_exception_table. Adjust
11127 dw2_size_of_call_site_table, dw2_output_call_site_table
11128 callers. For SECOND section use *C suffixed labels.
11129 (output_function_exception_table): Call
11130 output_one_function_exception_table and, when doing hot/cold
11131 partitioning, also another time for the second section.
11132 * opts.c: Include except.h.
11133 (decode_options): Allow -freorder-blocks-and-partition with
11134 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11135 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11136 * function.h (struct rtl_eh): Change call_site_record from
11137 scalar into array of 2 elements.
11139 2009-08-07 Martin Jambor <mjambor@suse.cz>
11141 * ipa-prop.c (count_formal_params_1): New function.
11142 (ipa_get_vector_of_formal_parms): New function.
11143 (get_vector_of_formal_parm_types): New function.
11144 (ipa_modify_formal_parameters): New function.
11145 (ipa_modify_call_arguments): New function.
11146 (index_in_adjustments_multiple_times_p): New function.
11147 (ipa_combine_adjustments): New function.
11148 (ipa_dump_param_adjustments): New function.
11149 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11150 (ipa_get_vector_of_formal_parms): Declare.
11151 (ipa_modify_formal_parameters): Declare.
11152 (ipa_modify_call_arguments): Declare.
11153 (ipa_combine_adjustments): Declare.
11154 (ipa_dump_param_adjustments): Declare.
11155 (build_ref_for_offset): Declare.
11156 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11157 * tree-sra.c: Include ipa-prop.c.
11158 (build_ref_for_offset): Make public.
11160 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11162 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11164 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11166 * gcc/doc/extend.texi (__builtin_extract_return_address)
11167 (__builtin_frob_return_address): Document.
11169 2009-08-06 Paul Brook <paul@codesourcery.com>
11171 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11172 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11173 implementation on ARMv6-M.
11175 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11177 * doc/extend.texi (pcs): Document new attribute for ARM.
11179 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11181 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11184 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11186 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11189 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11191 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11193 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11195 Merge ARM/hard_vfp_branch to trunk.
11197 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11199 * arm.c (libcall_eq): New function.
11200 (libcall_hash): New function.
11201 (add_libcall): New function.
11202 (arm_libcall_uses_aapcs_base): New function.
11203 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11204 libcalls using the base PCS.
11205 (arm_init_cumulative_args): Likewise.
11207 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11209 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11210 Use base ABI for conversion libfuncs between HFmode and SFmode.
11212 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11214 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11215 V4SImode as representatives of all 64-bit and 128-bit vector
11216 types. Allow vector types without vector modes.
11217 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11218 without vector modes like BLKmode.
11219 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11220 BLKmode. Avoid unsupported vector modes or TImode moves for
11222 (aapcs_vfp_allocate_return_reg): Likewise.
11223 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11224 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11226 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11228 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11229 (arm_get_pcs_model): Pass attribute arguments to
11230 arm_pcs_from_attribute.
11231 (arm_init_cumulative_args): Use base AAPCS for conversions from
11232 floating-point types to DImode.
11233 (arm_attribute_table): Add pcs attribute.
11234 (arm_handle_pcs_attribute): New.
11235 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11236 conversions from floating-point types to DImode, also declare them
11237 to use base AAPCS and declare functions they call to use base
11238 AAPCS and their RTABI names.
11240 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11242 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11243 -mfloat-abi=hard not being supported for VFP.
11245 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11247 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11248 SYMBOL_REF to hard_libcall_value.
11250 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11251 Richard Earnshaw <rearnsha@arm.com>
11253 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11254 has been put on the stack, all remaining co-processory arguments for
11255 that co-processor also go on the stack.
11257 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11259 * config/arm/arm.c (arm_return_in_memory): Handle returning
11260 vectors of suitable size in registers also for AAPCS case.
11262 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11264 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11266 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11268 ARM Hard-VFP calling convention
11269 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11270 * target.h (gcc_target): Add libcall_value to table of call hooks.
11271 * targhooks.h (default_libcall_value): Default implementation.
11272 * targhooks.c (default_libcall_value): Likewise.
11273 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11274 * optabs.c (expand_unop): Use it.
11275 * expr.h (hard_libcall_value): Pass the function RTX through.
11276 * calls.c (emit_library_call_value_1): Update call to
11277 hard_libcall_value.
11278 * explow.c (hard_libcall_value): Use new target hook.
11279 * config/arm/arm.c: Include cgraph.h
11280 (TARGET_FUNCTION_VALUE): Override default hook.
11281 (arm_pcs_default): New variable.
11282 (arm_override_options): Don't fault hard calling convention with VFP.
11283 Add support for AAPCS variants.
11284 (arm_function_value): Make static. Handle AAPCS variants.
11285 (arm_libcall_value): New function.
11286 (arm_apply_result_size): Handle VFP registers in results.
11287 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11289 (pcs_attribute_args): New variable.
11290 (arm_pcs_from_attribute): New function.
11291 (arm_get_pcs_model): New function.
11292 (aapcs_vfp_cum_init): New function.
11293 (aapcs_vfp_sub_candidate): New function.
11294 (aapcs_vfp_is_return_candidate): New function.
11295 (aapcs_vfp_is_call_candidate): New function.
11296 (aapcs_vfp_allocate): New function.
11297 (aapcs_vfp_allocate_return_reg): New function.
11298 (aapcs_vfp_advance): New function.
11299 (aapcs_cp_arg_layout): New variable.
11300 (aapcs_select_call_coproc): New function.
11301 (aapcs_select_return_coproc): New function.
11302 (aapcs_allocate_return_reg): New function.
11303 (aapcs_libcall_value): New function.
11304 (aapcs_layout_arg): New function.
11305 (arm_init_cumulative_args): Initialize AAPCS args data.
11306 (arm_function_arg): Handle AAPCS variants using new interface.
11307 (arm_arg_parital_bytes): Likewise.
11308 (arm_function_arg_advance): New function.
11309 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11310 calling conventions.
11311 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11312 * arm.h (NUM_VFP_ARG_REGS): Define.
11313 (LIBCALL_VALUE): Update.
11314 (FUNCTION_VALUE): Delete.
11315 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11316 (arm_pcs): New enum.
11317 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11318 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11319 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11320 * arm-protos.h (arm_function_arg_advance): Add.
11321 (aapcs_libcall_value): Add.
11322 (arm_function_value): Delete.
11324 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11325 H.J. Lu <hongjiu.lu@intel.com>
11328 * config/i386/i386.c (standard_sse_mode_p): Remove.
11329 (standard_sse_constant_p): Return 2 for integer mode
11330 vector_all_ones_operand when SSE2 is enabled.
11331 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11332 (ix86_expand_vector_move): Do not check for negative values from
11333 standard_sse_constant_p.
11335 2009-08-06 Richard Guenther <rguenther@suse.de>
11337 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11338 array type comparisons frontend independent.
11339 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11340 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11341 out array reference lower bound and element size operands.
11342 (ao_ref_init_from_vn_reference): Properly compute the offset
11343 for ARRAY_RANGE_REF.
11344 (vn_reference_fold_indirect): Fill out array reference lower
11345 bound and element size operands.
11346 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11347 a non gimple valued reference operand which can happen for
11348 array reference lower bound or element size.
11349 (create_component_ref_by_pieces_1): Properly generate the
11350 element size operand for array references.
11352 2009-08-06 Richard Guenther <rguenther@suse.de>
11354 PR tree-optimization/40964
11355 * tree.c (iterative_hash_host_wide_int): Export.
11356 * tree.h (iterative_hash_host_wide_int): Declare.
11357 * tree-ssa-structalias.c (heapvar_map): New struct.
11358 (heapvar_map_eq): New function.
11359 (heapvar_map_hash): Likewise.
11360 (heapvar_lookup): Adjust.
11361 (heapvar_insert): Likewise.
11362 (make_constraint_from_heapvar): Allow multiple heap variables
11363 per decl at different offsets.
11364 (init_alias_heapvars): Adjust.
11366 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11368 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11369 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11370 trailing sync if TARGET_SYNC_AFTER_SC.
11372 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11374 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11375 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11376 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11377 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11378 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11379 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11380 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11381 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11382 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11383 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11384 the prototype declaration match the definition.
11385 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11386 instructions explicitly. Add barrier_before and operands
11388 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11389 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11390 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11391 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11392 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11393 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11395 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11397 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11399 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11400 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11403 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11406 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11408 PR rtl-optimization/40924
11409 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11410 make sure canon_rtx (mem_address) isn't simpler than
11411 canon_rtx (expanded_mem_address).
11413 2009-08-05 Li Feng <nemokingdom@gmail.com>
11415 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11416 for each poly_bb_p.
11417 (build_scop_drs): Build alias set for each SCoP.
11419 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11421 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11422 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11423 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11424 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11425 (BASE_DRIVER_SELF_SPECS): Likewise.
11427 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11429 * tree-ssa-alias.c: Fix some comment typos.
11431 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11433 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11434 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11436 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11439 * simplify-rtx.c (simplify_binary_operation_1): Disable
11440 simplifications for decimal float operations.
11442 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11444 PR middle-end/40943
11445 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11446 operand of INDIRECT_REF.
11448 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11450 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11451 constants referencing TLS symbols.
11453 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11455 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11456 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11458 2009-08-03 Richard Guenther <rguenther@suse.de>
11460 * tree.c (make_vector_type): Build a main variant first,
11461 get the canonical one and then build the variant.
11462 * tree-ssa.c (useless_type_conversion_p_1): Handle
11464 (useless_type_conversion_p): Conversions to pointers to
11465 incomplete record types are useless.
11467 2009-08-03 Richard Guenther <rguenther@suse.de>
11469 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11470 file will be created.
11471 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11472 * toplev.c (compile_file): Adjust comment.
11474 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11476 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11477 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11478 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11479 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11480 (sh_promote_function_mode): Fix typo.
11482 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11484 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11486 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11488 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11489 declaration arguments.
11491 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11493 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11494 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11495 (ix86_split_ashl): Ditto.
11496 (ix86_expand_vector_init_one_nonzero): Ditto.
11497 (ix86_expand_vector_set): Ditto.
11498 (ix86_expand_reduc_v4sf): Ditto.
11500 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11502 * explow.c (promote_function_mode): Remove assert.
11503 * config/sh/sh.c (sh_promote_function_mode): Declare.
11505 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11507 * config/pa/pa.c (pa_promote_function_mode): Declare.
11508 Change to static. Fix promote_mode call.
11510 * gthr-dce.h (CONST_CAST2): Define if not defined.
11511 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11513 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11515 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11517 * expr.c (store_constructor): Use promote_decl_mode. Remove
11518 now write-only variable unsignedp.
11519 (expand_expr_real_1): Use promote_decl_mode.
11520 * expr.h (promote_function_mode, promote_decl_mode): New.
11521 (promote_mode): Remove last argument.
11522 * function.c (assign_temp): Drop last argument of promote_mode.
11523 (assign_parm_find_data_types): Use promote_function_mode.
11524 (assign_parm_setup_reg): Likewise.
11525 (expand_function_end): Use promote_function_mode.
11526 * calls.c (initialize_argument_information): Use promote_function_mode.
11527 (precompute_arguments): Use promote_mode instead of checking if
11528 only PROMOTE_FUNCTION_MODE is defined.
11529 (expand_call): When making sibcall decisions, use promote_function_mode.
11530 Below, remove an if for targetm.calls.promote_function_return and
11531 and use promote_function_mode.
11532 (emit_library_call_value_1): Use promote_function_mode, fix bug
11533 where promote_mode was passed FOR_CALL == 0 for a return value in an
11535 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11536 * explow.c (promote_function_mode, promote_decl_mode): New.
11537 (promote_mode): Keep only the FOR_CALL == 0 case.
11538 * combine.c (setup_incoming_promotion): Remove test of
11539 promote_function_args. Use promote_function_mode.
11540 * stmt.c (expand_value_return): Use promote_decl_mode.
11541 (expand_decl): Use promote_decl_mode.
11543 * expr.c (store_constructor): Use promote_decl_mode. Remove
11544 now write-only variable unsignedp.
11545 (expand_expr_real_1): Use promote_decl_mode.
11546 * expr.h (promote_function_mode, promote_decl_mode): New.
11547 (promote_mode): Remove last argument.
11548 * function.c (assign_temp): Drop last argument of promote_mode.
11549 (assign_parm_find_data_types): Use promote_function_mode.
11550 (assign_parm_setup_reg): Likewise.
11551 (expand_function_end): Use promote_function_mode.
11552 * calls.c (initialize_argument_information): Use promote_function_mode.
11553 (precompute_arguments): Use promote_mode instead of checking if
11554 only PROMOTE_FUNCTION_MODE is defined.
11555 (expand_call): When making sibcall decisions, use promote_function_mode.
11556 Below, remove an if for targetm.calls.promote_function_return and
11557 and use promote_function_mode.
11558 (emit_library_call_value_1): Use promote_function_mode, fix bug
11559 where promote_mode was passed FOR_CALL == 0 for a return value in an
11561 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11562 * explow.c (promote_function_mode, promote_decl_mode): New.
11563 (promote_mode): Keep only the FOR_CALL == 0 case.
11564 * combine.c (setup_incoming_promotion): Remove test of
11565 promote_function_args. Use promote_function_mode.
11566 * stmt.c (expand_value_return): Use promote_decl_mode.
11567 (expand_decl): Use promote_decl_mode.
11569 * explow.c (promote_function_mode): Just call the target hook.
11570 * targhooks.c (default_promote_function_mode,
11571 default_promote_function_mode_always_promote): New.
11572 * targhooks.h (default_promote_function_mode,
11573 default_promote_function_mode_always_promote): Declare.
11574 * target.h (promote_function_args, promote_function_return): Remove.
11575 (promote_function_mode): New.
11576 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11577 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11578 (TARGET_PROMOTE_FUNCTION_MODE): New.
11579 (TARGET_CALLS): Adjust.
11580 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11581 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11583 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11584 * config/s390/s390.c (s390_promote_function_mode): ... here,
11585 with pointer handling.
11586 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11587 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11589 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11590 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11591 with pointer handling.
11592 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11593 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11595 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11596 * config/sh/sh.c (sh_promote_function_mode): New.
11597 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11598 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11600 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11601 * config/cris/cris.c (cris_promote_function_mode): ... here.
11602 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11603 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11605 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11606 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11607 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11608 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11610 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11611 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11612 complex type handling.
11613 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11614 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11616 * config/pa/pa.c (pa_promote_function_mode): New.
11617 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11618 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11620 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11621 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11622 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11623 * config/xtensa/xtensa.c: Likewise.
11624 * config/stormy16/stormy16.c: Likewise.
11625 * config/iq2000/iq2000.c: Likewise.
11626 * config/rs6000/rs6000.c: Likewise.
11627 * config/picochip/picochip.c: Likewise.
11628 * config/arc/arc.c: Likewise.
11629 * config/mcore/mcore.c: Likewise.
11630 * config/score/score.c: Likewise.
11631 * config/mips/mips.c: Likewise.
11632 * config/bfin/bfin.c: Likewise.
11633 * config/ia64/ia64.c: Likewise (disabled though).
11635 * config/frv/frv.h: Remove pointless remark.
11637 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11638 TARGET_PROMOTE_FUNCTION_ARGS,
11639 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11640 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11642 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11644 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11645 -floop-parallelize-all.
11646 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11647 flag_loop_parallelize_all.
11648 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11649 * graphite.c (graphite_transform_loops): Same.
11650 * common.opt: Same.
11651 * graphite-poly.c (apply_poly_transforms): Same.
11653 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11655 PR tree-optimization/40914
11656 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11657 if set, then check the delta field of the PMF record.
11658 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11659 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11660 call is stored in the delta.
11662 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11664 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11666 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11668 * config/i386/bsd.h (ASM_BYTE): New define.
11669 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11670 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11671 .byte. Use fputs or putc instead of fprintf where appropriate.
11672 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11673 fputs or putc instead of fprintf where appropriate.
11674 * config/i386/i386elf.h: Ditto.
11675 * config/i386/sysv4.h: Ditto.
11677 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11678 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11679 (*tls_global_dynamic_64): Ditto.
11681 2009-07-31 Christian Bruel <christian.bruel@st.com>
11683 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11685 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11687 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11688 Remove dead code for MINUS.
11690 2009-07-31 Anthony Green <green@moxielogic.com>
11692 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11694 (moxie_expand_epilogue): Ditto for epilogue.
11695 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11696 incoming arguments.
11697 (moxie_function_arg): Ditto.
11698 (moxie_pass_by_reference): Ditto.
11699 (moxie_arg_partial_bytes): Ditto.
11700 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11701 (FUNCTION_ARG_ADVANCE) Ditto.
11702 (REG_PARM_STACK_SPACE) Ditto.
11703 (FUNCTION_ARG_REGNO_P) Dito.
11705 * config.gcc: Add moxie linux config support.
11706 * gcc/config/moxie/uclinux.h: New file.
11708 2009-07-31 DJ Delorie <dj@redhat.com>
11710 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11711 (UNSPECV_SP_SWITCH_E): New.
11712 (sp_switch_1): Change to an unspec.
11713 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11715 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11716 reference the new stack's address
11718 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11720 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11721 graphite-clast-to-gimple.o, graphite-dependences.o,
11722 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11723 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11724 (graphite-blocking.o,
11725 graphite-clast-to-gimple.o, graphite-dependences.o,
11726 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11727 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11728 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11729 * cfgloop.h (struct loop): Add can_be_parallel field.
11730 * common.opt (fgraphite-identity): Moved up.
11731 (fgraphite-force-parallel): New flag.
11732 * graphite.c: Rewrite.
11733 * graphite.h: Rewrite.
11734 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11736 * toplev.c (graphite_out_file): New file descriptor.
11737 (graphite_in_file): New.
11738 (process_options): flag_graphite_force_parallel cannot be used without
11740 * tree-ssa-loop.c: Include toplev.h.
11741 (gate_graphite_transforms): Enable flag_graphite for
11742 flag_graphite_force_parallel.
11744 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11746 * ChangeLog.graphite: New.
11747 * graphite-blocking.c: New.
11748 * graphite-clast-to-gimple.c: New.
11749 * graphite-clast-to-gimple.h: New.
11750 * graphite-dependences.c: New.
11751 * graphite-dependences.h: New.
11752 * graphite-interchange.c: New.
11753 * graphite-poly.c: New.
11754 * graphite-poly.h: New.
11755 * graphite-ppl.c: New.
11756 * graphite-ppl.h: New.
11757 * graphite-scop-detection.c: New.
11758 * graphite-scop-detection.h: New.
11759 * graphite-sese-to-poly.c: New.
11760 * graphite-sese-to-poly.h: New.
11764 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11766 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11767 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11769 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11771 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11772 (scev_is_linear_expression): Return false if the evolution is not
11773 affine multivariate.
11775 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11777 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11778 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11780 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11782 * tree-data-ref.c (debug_data_references): New.
11783 (debug_data_reference): New.
11784 * tree-data-ref.h (debug_data_references): Declared.
11785 (debug_data_reference): Declared.
11787 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11789 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11790 * tree-data-ref.h (scop_p): Removed.
11791 (struct data_reference): Remove field scop.
11792 (DR_SCOP): Removed.
11793 (stmt_simple_memref_p): Removed.
11795 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11797 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11798 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11801 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11803 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11805 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11807 * doc/invoke.texi (-fgraphite-identity): Documented.
11809 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11811 * tree-scalar-evolution.c: Fix comment.
11812 (instantiate_scev_1): Return unknow from scev instantiation if the
11813 result is not above instantiate_below.
11815 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11817 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11818 static anymore. Instantiate the symbols that may have been introduced
11820 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11823 2009-07-30 DJ Delorie <dj@redhat.com>
11825 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11826 .vliw directive to VLIW sections.
11828 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11830 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11832 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11833 (AUTOHEADER): New variable.
11834 ($(srcdir)/cstamp-h.in): Use it.
11836 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11837 Pat Haugen <pthaugen@us.ibm.com>
11838 Revital Eres <ERES@il.ibm.com>
11840 * config/rs6000/vector.md (VEC_F): Add VSX support.
11843 (mov<mode>): Ditto.
11844 (vector_load_<mode>): Ditto.
11845 (vector_store_<mode>): Ditto.
11846 (vector GPR move split): Ditto.
11847 (vec_reload_and_plus_<mptrsize>): Ditto.
11848 (vec_reload_and_reg_<mptrsize>): Ditto.
11849 (add<mode>3): Ditto.
11850 (sub<mode>3): Ditto.
11851 (mul<mode>3): Ditto.
11852 (neg<mode>2): Ditto.
11853 (abs<mode>2): Ditto.
11854 (smin<mode>3): Ditto.
11855 (smax<mode>3): Ditto.
11856 (vector_eq<mode>): Ditto.
11857 (vector_gt<mode>): Ditto.
11858 (vector_ge<mode>): Ditto.
11859 (vector_gtu<mode>): Ditto.
11860 (vector_select_<mode>_uns): Ditto.
11861 (vector_eq_<mode>_p): Ditto.
11862 (vector_gt_<mode>_p): Ditto.
11863 (vector_ge_<mode>_p): Ditto.
11864 (vector_gtu_<mode>_p): Ditto.
11865 (cr6_test_for_zero): Ditto.
11866 (cr6_test_for_zero_reverse): Ditto.
11867 (cr6_test_for_lt): Ditto.
11868 (cr6_test_for_lt_reverse): Ditto.
11869 (xor<mode>3): Ditto.
11870 (ior<mode>3): Ditto.
11871 (and<mode>3): Ditto.
11872 (one_cmpl<mode>2): Ditto.
11873 (nor<mode>2): Ditto.
11874 (andc<mode>2): Ditto.
11875 (float<VEC_int<mode>2): Ditto.
11876 (unsigned_float<VEC_int><mode>2): Ditto.
11877 (fix_trunc<mode><VEC_int>2): Ditto.
11878 (fixuns_trunc<mode><VEC_int>2): Ditto.
11880 (vec_set<mode>): Ditto.
11881 (vec_extract<mode>): Ditto.
11882 (vec_interleave_highv4sf): Ditto.
11883 (vec_interleave_lowv4sf): Ditto.
11884 (vec_realign_load_<mode>): Ditto.
11885 (vec_shl_<mode>): Ditto.
11886 (vec_shr_<mode>): Ditto.
11887 (div<mode>3): New patterns for VSX.
11888 (vec_interleave_highv2df): Ditto.
11889 (vec_interleave_lowv2df): Ditto.
11890 (vec_pack_trunc_v2df): Ditto.
11891 (vec_pack_sfix_trunc_v2df): Ditto.
11892 (vec_pack_ufix_trunc_v2df): Ditto.
11893 (vec_unpacks_hi_v4sf): Ditto.
11894 (vec_unpacks_lo_v4sf): Ditto.
11895 (vec_unpacks_float_hi_v4si): Ditto.
11896 (vec_unpacks_float_lo_v4si): Ditto.
11897 (vec_unpacku_float_hi_v4si): Ditto.
11898 (vec_unpacku_float_lo_v4si): Ditto.
11899 (movmisalign<mode>): Ditto.
11900 (vector_ceil<mode>2): New patterns for vectorizing math library.
11901 (vector_floor<mode>2): Ditto.
11902 (vector_btrunc<mode>2): Ditto.
11903 (vector_copysign<mode>3): Ditto.
11905 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11906 predicate for setting the high bit in each word, used for copysign.
11908 * config/rs6000/ppc-asm.h (f19): Whitespace.
11909 (f32-f63): Define if VSX.
11910 (v0-v31): Define if Altivec.
11911 (vs0-vs63): Define if VSX.
11913 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11915 * config/rs6000/power7.md: New file, provide tuning parameters for
11918 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11919 (rs6000_cpu_cpp_builtins): Ditto.
11920 (altivec_overloaded_builtins): Ditto.
11921 (altivec_resolve_overloaded_builtin): Ditto.
11923 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11924 debug switch to disable vectorizing simple math builtin
11927 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11928 Vectorize simple math builtin functions.
11929 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11930 hook to vectorize math builtins.
11931 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11932 (rs6000_builtin_conversion): Add VSX/power7 support.
11933 (rs6000_builtin_vec_perm): Ditto.
11934 (vsplits_constant): Add support for loading up a vector constant
11935 with just the high bit set in each part.
11936 (rs6000_expand_vector_init): Add VSX/power7 support.
11937 (rs6000_expand_vector_set): Ditto.
11938 (rs6000_expand_vector_extract): Ditto.
11939 (rs6000_emit_move): Ditto.
11940 (bdesc_3arg): Ditto.
11941 (bdesc_2arg): Ditto.
11942 (bdesc_1arg): Ditto.
11943 (rs6000_expand_ternop_builtin): Ditto.
11944 (altivec_expand_builtin): Ditto.
11945 (rs6000_expand_unop_builtin): Ditto.
11946 (rs6000_init_builtins): Ditto.
11947 (altivec_init_builtins): Ditto.
11948 (builtin_function_type): Ditto.
11949 (rs6000_common_init_builtins): Ditto.
11950 (rs6000_handle_altivec_attribute); Ditto.
11951 (rs6000_mangle_type): Ditto.
11952 (rs6000_vector_mode_supported_p): Ditto.
11953 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11954 are mode dependent.
11956 * config/rs6000/vsx.md: New file for VSX support.
11958 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11959 identifing values with just the most significant bit set.
11960 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11961 vectorized builtins.
11963 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11964 (UNSPEC_VRFIM): Delete.
11965 (splitter for loading up vector with most significant bit): New
11966 splitter for vectorizing copysign.
11967 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11968 vectorizing simple math functions.
11969 (altivec_vrfip): Add support for vectorizing simple math functions.
11970 (altivec_vrfim): Ditto.
11971 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11973 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11974 (power7.md, vsx.md): Include for power7 support.
11975 (copysigndf3): Use VSX instructions if -mvsx.
11976 (negdf2_fpr): Ditto.
11977 (absdf2_fpr): Ditto.
11978 (nabsdf2_fpr): Ditto.
11979 (adddf3_fpr): Ditto.
11980 (subdf3_fpr): Ditto.
11981 (muldf3_fpr): Ditto.
11982 (divdf3_fpr): Ditto.
11983 (fix_truncdfdi2_fpr): Ditto.
11984 (cmpdf_internal1): Ditto.
11985 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11986 (btruncdf2, btruncdf2_fpr): Ditto.
11987 (ceildf2, ceildf2_fpr): Ditto.
11988 (floordf2, floordf2_fpr): Ditto.
11989 (floatdidf2, floatdidf2_fpr): Ditto.
11990 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11991 (fmsubdf4_fpr): Ditto.
11992 (fnmadddf4_fpr_1): Ditto.
11993 (fnmadddf4_fpr_2): Ditto.
11994 (fnmsubdf4_fpr_1): Ditto.
11995 (fnmsubdf4_fpr_2): Ditto.
11996 (fixuns_truncdfdi2): Add expander for VSX support.
11997 (fix_truncdfdi2): Ditto.
11998 (fix_truncdfsi2): Ditto.
11999 (ftruncdf2): Ditto.
12000 (btruncsf2): Whitespace.
12001 (movdf_hardfloat32): Add support for VSX registers.
12002 (movdf_softfloat32): Ditto.
12003 (movdf_hardfloat64): Ditto.
12004 (movdf_hardfloat64_mfpgpr): Ditto.
12005 (movdf_softfloat64): Ditto.
12006 (movti splitters): Add check for vector registers supporting
12007 TImode in the future.
12008 (bpermd): Add power7 bpermd instruction.
12010 * config/rs6000/altivec.h (vec_div): Define if VSX.
12013 (vec_nmadd): Ditto.
12014 (vec_nearbyint): Ditto.
12017 (all predicates): Use the generic builtin function, and not the V4SF
12018 specific function so that the predicates will work with VSX's V2DF.
12019 (vec_all_*): Ditto.
12020 (vec_any_*): Ditto.
12022 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12023 Document new VSX functions and types.
12025 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12028 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12029 "wa", and "j" constraints. Modify "v" to talk about Altivec
12030 instead of just vector.
12032 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12035 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12036 location for phi arguments.
12037 (rewrite_update_phi_arguments): Find locations for reaching defs.
12038 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12039 Add location to add_phi_arg calls.
12040 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12041 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12042 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12043 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12044 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12045 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12046 * tree-phinodes.c (make_phi_node): Initialize location.
12047 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12048 (add_phi_arg): Add location parameter.
12049 (remove_phi_arg_num): Move location when moving phi argument.
12050 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12052 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12053 slpeel_update_phi_nodes_for_guard1,
12054 slpeel_update_phi_nodes_for_guard2,
12055 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12056 vect_loop_versioning): Set locations.
12057 * tree-parloops.c (create_phi_for_local_result,
12058 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12059 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12060 * tree-vect-loop.c (get_initial_def_for_induction,
12061 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12063 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12064 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12065 (gimple_phi_arg_set_location): New. Set locus.
12066 (gimple_phi_arg_has_location): New. Check for locus.
12067 (redirect_edge_var_map_location): New. Return locus from var_map.
12068 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12069 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12070 combining PHI arguments.
12071 (cond_store_replacement): Set location.
12072 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12073 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12074 scop_add_exit_phis_edge): Add locations.
12075 * tree-cfgcleanup.c (remove_forwarder_block,
12076 remove_forwarder_block_with_phi): Add locations.
12077 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12078 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12080 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12081 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12082 flush_pending_stmts): Add source location.
12083 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12084 stack to preserve locations.
12085 * tree-vect-stmts.c (vectorizable_load): Add location.
12086 * tree-inline.c (copy_phis_for_bb): Copy locus.
12087 (setup_one_parameter): Add call locus to inlined parameter stmts.
12088 (initialize_inlined_parameters): Pass in call location as parameter
12090 (tree_function_versioning): Pass location to setup_one_parameter.
12091 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12092 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12093 copy and edge lists.
12094 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12095 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12096 locus parameter and override the stmt default if provided.
12097 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12098 elim_graph_add_edge, elim_graph_remove_succ_edge,
12099 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12100 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12101 eliminate_phi): Add locus info in elimination graph for each edge and
12103 (insert_backedge_copies): Copy locus if present.
12104 * tree-flow.h (struct _edge_var_map): Add locus field.
12105 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12106 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12107 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12109 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12111 2009-07-30 Martin Jambor <mjambor@suse.cz>
12113 PR tree-optimization/40570
12114 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12115 use inlining loops.
12117 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12119 * ssa-loop-manip.c: Include langhooks.h.
12120 (rewrite_phi_with_iv): New.
12121 (rewrite_all_phi_nodes_with_iv): New.
12122 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12123 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12124 * tree-parloops.c (loop_parallel_p): Move out all conditions
12125 except dependency check.
12126 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12127 (gen_parallel_loop): Call canonicalize_loop_ivs without
12128 reduction_list argument.
12129 (build_new_reduction): New.
12130 (gather_scalar_reductions): New.
12131 (try_get_loop_niter): New.
12132 (try_create_reduction_list): New.
12133 (parallleize_loops): Change the parallel conditions check.
12134 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12135 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12137 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12139 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12141 * doc/options.texi (Option properties): Mention new quoting syntax.
12143 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12145 * config/alpha/alpha.c (alpha_start_function):
12146 Handle VMS_DEBUG_MAIN_POINTER
12147 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12148 * doc/invoke.texi: Document -mdebug-main switch.
12150 2009-07-29 Richard Henderson <rth@redhat.com>
12152 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12153 (cgraph_create_edge_including_clones): Likewise.
12154 * tree-inline.c (copy_bb): Operate on the correct edges
12155 when updating the callgraph.
12157 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12159 * config/alpha/vms-cc.c: Deleted.
12160 * config/alpha/vms-ld.c: Deleted.
12161 * config/alpha/t-vms64: Moved to config/vms
12162 * config/alpha/vms-crt0-64.c: Moved to config/vms
12163 * config/alpha/vms-crt0.c: Moved to config/vms
12164 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12165 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12166 * config/alpha/xm-vms.h: Moved to config/vms
12167 * config/alpha/x-vms: Moved to config/vms
12168 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12170 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12171 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12173 * config/vms/t-vms64: Moved here from config/alpha
12174 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12175 (argc,argv,envp): Enforce 32bit malloc'ing.
12176 * config/vms/vms-psxcrt0-64.c: Likewise.
12177 * config/vms/vms-crt0.c: Moved here from config/alpha.
12178 * config/vms/vms-psxcrt0.c: Likewise.
12179 * config/vms/vms-crtl-64.h: New file.
12180 * config/vms/vms-crtl.h: New file.
12181 * config/vms/vms.opt: New file.
12182 * config/vms/xm-vms64.h: New file.
12183 * config/vms/xm-vms.h: Moved here from config/alpha.
12184 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12186 * config/vms/x-vms: Moved here from config/alpha.
12187 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12188 (vms-ld.o, vms-cc.o): Removed.
12189 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12191 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12193 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12194 correct stack (obvious VMS fix).
12196 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12198 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12199 date, version info if VMS_DEBUGGING_INFO defined.
12200 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12201 size, date calculating code moved here.
12203 2009-07-29 Paul Brook <paul@codesourcery.com>
12205 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12208 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12211 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12212 to DImode when generating insq_le insn.
12214 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12216 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12217 New macro set for VMS_DEBUGGGING_INFO.
12218 (AT_string_form): Use it.
12220 2009-07-28 DJ Delorie <dj@redhat.com>
12222 * config/mep/mep.c (vtext_section): New.
12223 (vftext_section): New.
12224 (ftext_section): New.
12225 (mep_select_section): Add support for functions.
12226 (mep_unique_section): Likewise.
12227 (mep_asm_init_sections): Likewise.
12228 (mep_encode_section_info): Remove it from here.
12230 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12232 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12234 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12235 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12237 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12239 * dwarf2out.c (output_file_names): Test new macro
12240 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12241 (add_comp_dir_attribute): Likewise.
12243 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12245 * config/i386/mingw-w64.h (LINK_SPEC): Add
12246 separating space between commands.
12248 2009-07-28 Jan Hubicka <jh@suse.cz>
12250 PR tree-optimization/40759
12251 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12254 2009-07-27 DJ Delorie <dj@redhat.com>
12256 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12257 types are dword-aligned.
12258 (mep_expand_va_start): Likewise.
12260 2009-07-27 Olivier Hainque <hainque@adacore.com>
12261 Douglas B Rupp <rupp@gnat.com>
12263 * convert.c (convert_to_pointer): Don't assume the target
12264 pointer type is POINTER_SIZE long. Fetch its precision instead.
12266 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12268 * system.h (fopen): Undefine if macro.
12270 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12272 * dwarf2out.c (output_cfi_p): Removed.
12273 (output_cfis): New function.
12274 (output_fde): New function, split from output_call_frame_info.
12275 (output_call_frame_info): Use it.
12276 (dwarf2out_switch_text_section): Use output_cfis.
12278 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12280 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12281 TARGET_BI_ARCH is specified without enabling SJLJ.
12282 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12283 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12285 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12287 * arm.md (negdi2): Use DImode if forcing a value into a register.
12289 2009-07-26 Ira Rosen <irar@il.ibm.com>
12291 PR tree-optimization/40801
12292 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12293 of vector operand from the previous copy of vector statement.
12294 Pass the correct definition type value to
12295 vect_get_vec_def_for_stmt_copy().
12297 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12299 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12300 const char ** conversion.
12302 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12304 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12305 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12306 (gcc_unreachable): Invoke __builtin_unreachable() if
12307 !ENABLE_ASSERT_CHECKING.
12309 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12311 PR rtl-optimization/40445
12312 * emit-rtl.c (next_nonnote_insn_bb): New function.
12313 * rtl.h (next_nonnote_insn_bb): Declare new function.
12314 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12315 with no successors that is the successor of the ENTRY_BLOCK.
12316 Continue from the top after removing an empty fallthrough block.
12317 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12318 of next_nonnote_insn.
12320 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12322 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12324 2009-07-25 Martin Jambor <mjambor@suse.cz>
12326 * c-common.c (c_common_attribute_table): New element for noclone.
12327 (handle_noclone_attribute): New function. Forward-declare.
12328 * tree-inline.c (tree_versionable_function_p): Check for noclone
12330 * doc/extend.texi (Labels as Values): Document need for noclone.
12331 (Function Attributes): Document noclone attribute.
12333 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12335 PR rtl-optimization/34999
12336 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12337 and dw_fde_switched_cold_to_hot fields.
12338 (output_cfi_p): New function.
12339 (output_call_frame_info): If fde->dw_fde_switched_sections,
12340 output 2 FDEs instead of one with corrupted header.
12341 (dwarf2out_do_cfi_startproc): New function.
12342 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12343 and fde->dw_fde_switched_cold_to_hot.
12344 (dwarf2out_switch_text_section): Compute
12345 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12346 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12347 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12348 Otherwise, compute fde->dw_fde_switch_cfi.
12350 2009-07-24 Cary Coutant <ccoutant@google.com>
12352 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12354 2009-07-24 Cary Coutant <ccoutant@google.com>
12356 * cfghooks.c (split_block): Copy discriminator to new block.
12357 * tree-cfg.c (assign_discriminator): Check location of last
12358 instruction in block as well as first.
12360 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12362 * config/i386/linux.c: Use fputs or putc instead of fprintf
12364 * config/i386/gas.h: Ditto.
12365 * config/i386/x86-64.h: Ditto.
12366 * config/i386/att.h: Ditto.
12368 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12370 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12373 2009-07-24 Martin Jambor <mjambor@suse.cz>
12375 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12376 (ipa_push_func_to_list_1): Declare.
12377 (ipa_push_func_to_list): New function.
12379 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12380 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12381 (ipa_push_func_to_list): Removed.
12382 (ipa_pop_func_from_list): Clear node_enqueued flag.
12384 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12386 * config/s390/s390.c (override_options): Default
12387 max-unrolled-insns to 100 for z10 tuning.
12389 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12391 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12392 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12393 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12394 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12395 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12396 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12397 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12399 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12401 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12402 use default set in mingw32.h header.
12403 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12404 64-bit /mingw/include path.
12405 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12408 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12410 PR rtl-optimization/40209
12411 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12413 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12415 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12416 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12417 with the rest of string where appropriate. Use fputs or putc
12418 instead of fprintf where appropriate.
12420 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12421 Pat Haugen <pthaugen@us.ibm.com>
12422 Revital Eres <ERES@il.ibm.com>
12424 * config/rs6000/vector.md: New file. Move most of the vector
12425 expander support here from altivec.md to allow for the VSX vector
12426 unit in the future. Add support for secondary_reload patterns.
12427 Rewrite the patterns for vector comparison, and vector comparison
12428 predicate instructions so that the RTL expresses the desired
12429 behavior, instead of using unspec.
12431 * config/rs6000/constraints.md ("f" constraint): Use
12432 rs6000_constraints to hold the precalculated register class.
12433 ("d" constraint): Ditto.
12434 ("wd" constraint): New constraint for VSX.
12435 ("wf" constraint): Ditto.
12436 ("ws" constraint): Ditto.
12437 ("wa" constraint): Ditto.
12438 ("wZ" constraint): Ditto.
12439 ("j" constraint): Ditto.
12441 * config/rs6000/predicates.md (vsx_register_operand): New
12443 (vfloat_operand): New predicate for vector.md.
12444 (vint_operand): Ditto.
12445 (vlogical_operand): Ditto.
12446 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12447 (easy_vector_constant): Add VSX support.
12448 (altivec_indexed_or_indirect_operand): New predicate for
12449 recognizing Altivec style memory references with AND -16.
12451 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12452 for vector secondary reload support.
12453 (rs6000_vector_reg_class): Delete, replacing it with
12454 rs6000_constraints.
12455 (rs6000_vsx_reg_class): Ditto.
12456 (rs6000_constraints): New array to hold the register classes of
12457 each of the register constraints that can vary at runtime.
12458 (builtin_mode_to_type): New static array for builtin function type
12460 (builtin_hash_table): New static hash table for builtin function
12462 (TARGET_SECONDARY_RELOAD): Define target hook.
12463 (TARGET_IRA_COVER_CLASSES): Ditto.
12464 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12465 registers are 128 bits if VSX memory reference instructions are used.
12466 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12467 unit is being used.
12468 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12469 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12470 Print several of the scheduling related parameters.
12471 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12472 rs6000_constraints instead of rs6000_vector_reg_class. Move
12473 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12474 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12475 Altivec. Add VSX support. Setup for secondary reload support on
12476 Altivec/VSX registers.
12477 (rs6000_override_options): Make power7 set the scheduling groups
12478 like the power5. Add support for new debug switches to override
12479 the scheduling defaults. Temporarily disable -mcpu=power7 from
12480 setting -mvsx. Add support for debug switches -malways-hint,
12481 -msched-groups, and -malign-branch-targets.
12482 (rs6000_buitlin_conversion): Add support for returning unsigned
12483 vector conversion functions to fix regressions due to stricter
12485 (rs6000_builtin_mul_widen_even): Ditto.
12486 (rs6000_builtin_mul_widen_odd): Ditto.
12487 (rs6000_builtin_vec_perm): Ditto.
12488 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12489 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12490 to zero a register.
12491 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12492 generated upstream.
12493 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12494 VSX types for bit operations. Changes to accomidate vector.md.
12495 (bdesc_2arg): Ditto.
12496 (bdesc_1arg): Ditto.
12497 (struct builtin_description_predicates): Rewrite predicate
12498 handling so that RTL describes the operation, instead of passing
12499 the instruction to be used as a string argument.
12500 (bdesc_altivec_preds): Ditto.
12501 (altivec_expand_predicate_builtin): Ditto.
12502 (altivec_expand_builtin): Ditto.
12503 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12504 statement for vsldoi support.
12505 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12506 (altivec_expand_st_builtin): Ditto.
12507 (paired_expand_builtin): Whitespace changes.
12508 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12509 builtin_mode_to_type table for secondary reload. Call
12510 builtin_function_type to build random builtin functions.
12511 (altivec_init_builtins): Change to use builtin_function_type to
12512 create builtin function types dynamically as we need them.
12513 (builtin_hash_function): New support for hashing the tree types
12514 for builtin function as we need it, rather than trying to build
12515 all of the trees that we need. Add initial preliminary VSX support.
12516 (builtin_function_type): Ditto.
12517 (builtin_function_eq): Ditto.
12518 (builtin_hash_struct): Ditto.
12519 (rs6000_init_builtins): Ditto.
12520 (rs6000_common_init_builtins): Ditto.
12521 (altivec_init_builtins): Ditto.
12522 (rs6000_common_init_builtins): Ditto.
12523 (enum reload_reg_type): New enum for simplifing reg classes.
12524 (rs6000_reload_register_type): Simplify register classes into GPR,
12525 Vector, and other registers. Altivec and VSX addresses in reload.
12526 (rs6000_secondary_reload_inner): Ditto.
12527 (rs6000_ira_cover_classes): New target hook, that returns the
12528 appropriate cover classes, based on -mvsx being used or not.
12529 (rs6000_secondary_reload_class): Add VSX support.
12530 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12531 (get_vsel_insn): Ditto.
12532 (rs6000_emit_vector_compare): Rewrite vector conditional support
12533 so that where we can, we use RTL operators, instead of blindly use
12535 (rs6000_emit_vector_select): Ditto.
12536 (rs6000_emit_vector_cond_expr): Ditto.
12537 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12538 (create_TOC_reference): Add -mdebug=addr support.
12539 (emit_frame_save): VSX loads/stores need register indexed addressing.
12541 * config/rs6000/rs6000.md: Include vector.md.
12543 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12545 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12546 support for V2DI, V2DF in logical, permute, select operations.
12548 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12549 switch for vsx/power7.
12550 (-mvsx-scalar-memory): Ditto.
12551 (-mvsx-align-128): Ditto.
12552 (-mallow-movmisalign): Ditto.
12553 (-mallow-df-permute): Ditto.
12554 (-msched-groups): Ditto.
12555 (-malways-hint): Ditto.
12556 (-malign-branch-targets): Ditto.
12558 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12560 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12561 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12562 (rs6000_vector_reg_class): Delete.
12563 (rs6000_vsx_reg_class): Ditto.
12564 (enum rs6000_reg_class_enum): New enum for the constraints that
12565 vary based on target switches.
12566 (rs6000_constraints): New array to hold the register class for all
12567 of the register constraints that vary based on the switches used.
12568 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12569 (enum rs6000_builtins): Add unsigned varients for the builtin
12570 declarations returned by target hooks for expanding multiplies,
12571 select, and permute operations. Add VSX builtins.
12572 (enum rs6000_builtin_type_index): Add entries for VSX.
12573 (V2DI_type_node): Ditto.
12574 (V2DF_type_node): Ditto.
12575 (unsigned_V2DI_type_node): Ditto.
12576 (bool_long_type_node): Ditto.
12577 (intDI_type_internal_node): Ditto.
12578 (uintDI_type_internal_node): Ditto.
12579 (double_type_internal_node): Ditto.
12581 * config/rs6000/altivec.md (whole file): Move all expanders to
12582 vector.md from altivec.md. Rename insn matching functions to be
12584 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12585 (altivec_vcmp*): Ditto.
12586 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12587 (VM): New iterator for moves that includes the VSX types.
12588 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12589 (altivec_vperm_<mode>_uns): New, for unsigned types.
12590 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12591 (altivec_eq<mode>): Ditto.
12592 (altivec_gt<mode>): Ditto.
12593 (altivec_gtu<mode>): Ditto.
12594 (altivec_eqv4sf): Ditto.
12595 (altivec_gev4sf): Ditto.
12596 (altivec_gtv4sf): Ditto.
12597 (altivec_vcmpbfp_p): Ditto.
12599 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12601 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12604 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12607 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12608 ASM_SHORT instead of .word.
12609 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12610 instead of .word in asm template.
12612 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12615 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12616 (process_bb_node_lives): Use it.
12618 * ira.c (setup_cover_and_important_classes): Don't setup
12619 ira_important_class_nums. Add cover classes to the end of
12621 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12623 (find_reg_class_closure): Use reorder_important_classes.
12625 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12627 * config/i386/i386.c (i386_ira_cover_classes): New function.
12628 (TARGET_IRA_COVER_CLASSES): Redefine.
12630 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12631 importance of order of cover classes in the array.
12633 2009-07-22 Diego Novillo <dnovillo@google.com>
12635 * tree-pass.h (TDF_EH): Define.
12636 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12637 contains TDF_EH, print the EH region number holding GS.
12638 * tree-dump.c (dump_options): Add "eh".
12639 * doc/invoke.texi: Document it.
12641 2009-07-22 Doug Kwan <dougkwan@google.com>
12643 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12645 2009-07-22 Michael Matz <matz@suse.de>
12647 PR tree-optimization/35229
12648 PR tree-optimization/39300
12650 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12651 (inhibit_phi_insertion): New function.
12652 (insert_into_preds_of_block): Call it for REFERENCEs.
12653 (init_pre): Initialize and finalize scalar evolutions.
12654 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12656 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12658 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12659 Use CONST_VECTOR_NUNITS to determine number of elements.
12661 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12663 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12664 (U, W): Constraints are now deprecated and will be removed if we
12665 run out of letters.
12666 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12668 ("prefetch"): Add the stcmh instruction for prefetching.
12669 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12671 (s390_short_displacement): Return always true if compiling for
12672 machines not providing the long displacement facility.
12673 (s390_mem_constraint): Support the new constraint letter Z.
12674 (s390_check_qrst_address): New function.
12676 2009-07-21 DJ Delorie <dj@redhat.com>
12678 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12681 2009-07-21 Jason Merrill <jason@redhat.com>
12683 * c-common.c (max_tinst_depth): Increase default to 1024.
12685 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12687 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12688 (vec_unpacku_float_lo_v4si): Ditto.
12690 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12693 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12694 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12695 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12696 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12698 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12700 PR tree-optimization/40813
12701 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12704 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12706 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12707 with a NOP_EXPR if needed.
12709 2009-07-21 Paul Brook <paul@codesourcery.com>
12711 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12712 Terminate debug dump with newline.
12714 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12716 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12717 Cast "1" to unsigned HOST_WIDE_INT.
12718 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12719 deposit length to the maximum length - lsb. Extend length if
12720 HOST_BITS_PER_WIDE_INT is 32.
12722 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12724 * cgraph.h (constant_pool_htab): New function.
12725 (constant_descriptor_tree): Move from varasm.c.
12726 * varasm.c (constant_pool_htab): New function.
12727 (constant_descriptor_tree): Move to cgraph.h.
12729 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12731 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12733 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12735 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12738 2009-07-20 Xinliang David Li <davidxl@google.com>
12740 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12742 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12744 * config/mips/mips.md (move_type): Add arith.
12745 (type): Handle arith.
12746 (zero_extendsidi2): Rename this into ...
12747 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12748 (zero_extendsidi2): New expander.
12749 (*zero_extendsidi2_dext): New pattern.
12751 2009-07-20 Nick Clifton <nickc@redhat.com>
12753 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12754 to set MIPS_ABI_DEFAULT.
12755 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12757 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12759 * tree-object-size.c (addr_object_size): Handle unions with
12760 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12762 PR tree-optimization/40792
12763 * tree.c (build_function_type_skip_args): Remove bogus assert.
12765 2009-07-20 Jan Hubicka <jh@suse.cz>
12766 Martin Jambor <mjambor@suse.cz>
12768 * cgraph.h (combined_args_to_skip): New field.
12769 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12770 combined_args_to_skip and args_to_skip.
12771 * tree-inline.c (update_clone_info): New function.
12772 (tree_function_versioning): Call update_clone_info.
12773 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12775 (cgraph_materialize_all_clones): More extensive dumping, working
12776 with combined_args_to_skip rather than args_to_skip.
12778 2009-07-20 Ira Rosen <irar@il.ibm.com>
12780 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12781 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12782 (get_initial_def_for_reduction): Likewise.
12783 (vectorizable_reduction): Skip the check of first operand in case
12784 of COND_EXPR. Add check that it is outer loop vectorization if
12785 nested cycle was detected. Call vectorizable_condition() for
12786 COND_EXPR. If reduction epilogue cannot be created do not fail for
12787 nested cycles (if it is not double reduction). Assert that there
12788 is only one type in the loop in case of COND_EXPR. Call
12789 vectorizable_condition() to vectorize COND_EXPR.
12790 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12791 Add parameters. Allow nested cycles if called from
12792 vectorizable_reduction(). Use reduction vector variable if provided.
12793 (vect_analyze_stmt): Call vectorizable_reduction() before
12794 vectorizable_condition().
12795 (vect_transform_stmt): Update call to vectorizable_condition().
12797 2009-07-20 Christian Bruel <christian.bruel@st.com>
12799 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12800 * doc/invoke.texi (-mfmovd): Likewise.
12801 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12803 2009-07-20 Jan Hubicka <jh@suse.cz>
12805 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12806 when handling SSA name.
12808 2009-07-19 Jan Hubicka <jh@suse.cz>
12810 PR tree-optimization/40676
12811 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12812 virtual PHIs in empty BBs.
12814 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12816 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12817 re-expanded the compound use gen_lowpart instead to convert to the
12820 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12822 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12823 OUTER_CONST arguments.
12824 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12825 the new wider mode will be masked off.
12826 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12828 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12830 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12831 high-order bits are zero.
12833 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12835 * combine.c (simplify_shift_const_1): Split code to determine
12836 shift_mode into ...
12837 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12838 new bits shifted in are identical to the old sign bit.
12840 2009-07-18 Richard Guenther <rguenther@suse.de>
12843 * gimplify.c (gimplify_call_expr): Reject code using results from
12844 functions returning void.
12846 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12848 * doc/md.texi: Document the new PowerPC "es" constraint.
12849 Document that "m" can include automodified addresses on this target,
12850 and explain how %U must be used. Extend the "Q" and "Z" documentation
12851 to suggest "es" as well as "m".
12852 * config/rs6000/constraints.md (es): New memory constraint.
12853 (Q, Z): Update strings to match new documentation.
12855 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12857 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12858 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12859 * config/rs6000/predicates.md (volatile_mem_operand): Use
12860 offsettable_nonstrict_memref_p.
12861 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12862 (*floatunssidf2_internal): Likewise.
12863 (*fix_truncdfsi2_internal): Likewise.
12864 (*fix_trunctfsi2_internal): Likewise.
12866 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12868 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12869 atmega32u2 devices.
12870 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12872 2009-07-17 Richard Guenther <rguenther@suse.de>
12875 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12876 (pass_warn_unused_result): Likewise.
12877 (TODO_set_props): Remove.
12878 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12880 (pass_diagnose_omp_blocks): Define.
12881 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12882 (c_gimple_diagnostics_recursively): Remove.
12883 (finish_function): Do not call it.
12884 (c_write_global_declarations): Continue after errors.
12885 Finalize the CU here.
12886 * c-gimplify.c (c_genericize): Do not gimplify here.
12887 * c-common.c (c_warn_unused_result): Move ...
12888 * tree-cfg.c (do_warn_unused_result): ... here.
12889 (run_warn_unused_result): New function.
12890 (gate_warn_unused_result): New function.
12891 (pass_warn_unused_result): New pass.
12892 * c-common.h (c_warn_unused_result): Remove.
12893 * flags.h (flag_warn_unused_result): Declare.
12894 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12895 * opts.c (flag_warn_unused_result): Initialize to false.
12896 * toplev.c (compile_file): Add comment.
12897 * omp-low.c (create_omp_child_function): Do not register
12898 the function with the frontend.
12899 (diagnose_omp_structured_block_errors): Prepare to be
12900 called as optimization pass.
12901 (gate_diagnose_omp_blocks): New function.
12902 (pass_diagnose_omp_blocks): New pass.
12903 * cgraph.h (cgraph_optimize): Remove.
12904 (cgraph_analyze_function): Likewise.
12905 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12906 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12907 before their parents here.
12908 (cgraph_finalize_function): Not here.
12909 (cgraph_analyze_function): Gimplify functions here.
12910 (cgraph_finalize_compilation_unit): Continue after errors.
12911 Optimize the callgraph from here.
12912 (cgraph_optimize): Make static.
12913 * langhooks.c (write_global_declarations): Finalize the CU.
12914 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12915 (gimplify_function_tree): Assert we gimplify only once.
12916 Set PROP_gimple_any property.
12917 * tree-nested.c (gimplify_all_functions): New function.
12918 (lower_nested_functions): Gimplify all nested functions.
12919 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12920 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12921 and pass_diagnose_omp_blocks after gimplification. Do not
12922 set TODO_set_props on all_lowering_passes.
12923 (execute_one_pass): Do not handle TODO_set_props.
12924 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12925 (gimplify.o): Add tree-pass.h dependency.
12926 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12927 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12928 (unsave_r): Likewise.
12929 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12930 temporary variable.
12932 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12934 * doc/service.texi (Service): Restore previously removed link,
12935 which isn't broken after all.
12937 2009-07-17 Richard Guenther <rguenther@suse.de>
12939 PR tree-optimization/40321
12940 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12941 PHI nodes to the maximal set.
12942 (make_values_for_phi): Add PHI arguments to the maximal set.
12943 (execute_pre): Dump PHI_GEN and the maximal set.
12945 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12948 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12951 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12953 * doc/extend.texi (Nested Functions): Replace broken link with
12955 * doc/service.texi (Service): Remove broken link.
12957 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12960 * builtins.c (expand_builtin_memcmp): Use loc instead of
12961 EXPR_LOCATION (exp).
12962 (expand_builtin_strncmp): Likewise.
12964 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12965 Manuel López-Ibáñez <manu@gcc.gnu.org>
12968 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12969 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12970 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12971 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12972 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12973 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12974 tree-inline.c, c-common.c, c-common.h, gimple.c,
12975 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12976 convert.c: Add location argument to fold_{unary,binary,ternary},
12977 fold_build[123], build_call_expr, build_size_arg,
12978 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12979 fold_build1_initializer, fold_build2_initializer,
12980 fold_build3_initializer, fold_build_call_array,
12981 fold_build_call_array_initializer, fold_single_bit_test,
12982 omit_one_operand, omit_two_operands, invert_truthvalue,
12983 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12984 combine_comparisons, fold_builtin_*, fold_call_expr,
12985 build_range_check, maybe_fold_offset_to_address, round_up,
12988 2009-07-16 Jason Merrill <jason@redhat.com>
12991 * c-common.c (c_common_reswords): Add __is_standard_layout
12993 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12994 * doc/implement-cxx.texi: New.
12995 * doc/gcc.texi: Include it.
12997 2009-07-16 DJ Delorie <dj@redhat.com>
12999 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13000 compares that may be indirectly affected by previous instructions.
13002 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13004 * builtins.c (do_mpc_arg2): New.
13005 (fold_builtin_2): Fold builtin cpow.
13006 * real.h (HAVE_mpc_pow): New.
13008 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13010 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13011 comparison to skip unprofitable schedule
13013 2009-07-16 Simon Baldwin <simonb@google.com>
13015 * gcc.c (option_map): New flag -no-canonical-prefixes.
13016 * (display_help): Print help text for new flag.
13017 * (process_command): Move options translation and language specifics
13018 and handle new flag early. Use it to set a function pointer to a
13019 prefix builder. Replace make_relative_prefix calls with calls to
13020 the function pointed to. Ignore new flag in regular options handling.
13021 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13023 2009-07-15 DJ Delorie <dj@redhat.com>
13025 * config/mep/mep.md (sibcall_internal): Change register to avoid
13026 argument registers.
13027 (sibcall_value_internal): Likewise.
13029 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13031 PR rtl-optimization/40710
13032 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13034 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13036 * config/mips/mips.md (*extenddi_truncate<mode>,
13037 *extendsi_truncate<mode>): Change type attribute to move_type
13038 with shift_shift. Split out code handling exts from here ...
13039 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13041 (*extendhi_truncateqi): Change type attribute to move_type with
13042 shift_shift. Split out code handling exts from here ...
13043 (*extendhi_truncateqi_exts): ... to this new pattern.
13045 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13047 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13048 instead of "and" with inverted sign bit mask value. Use
13049 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13050 Allocate registers only for operand 4 and operand 5.
13052 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13054 PR middle-end/40747
13055 * fold-const.c (fold_cond_expr_with_comparison): When folding
13056 < and <= to MIN, make sure the MIN uses the same type as the
13057 comparison's operands.
13059 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13061 * arm.md (ior_xor): New code iterator.
13062 (split for ior/xor with shift and zero-extend): New split pattern.
13063 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13065 2009-07-15 Richard Guenther <rguenther@suse.de>
13067 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13070 2009-07-15 Richard Guenther <rguenther@suse.de>
13072 PR middle-end/40753
13073 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13075 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13077 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13078 handle 2.6.30 kernel.
13080 2009-07-15 DJ Delorie <dj@redhat.com>
13082 * config/mep/mep.md (sibcall_internal): Change register to allow
13083 for 24-bit addresses.
13084 (sibcall_value_internal): Likewise.
13086 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13088 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13089 that are enabled/disabled by the flags introduced by a previous patch.
13091 2009-07-14 DJ Delorie <dj@redhat.com>
13093 * config/mep/mep.md (sibcall_internal): Include non-toggling
13095 (sibcall_value_internal): Likewise.
13097 2009-07-14 Taras Glek <tglek@mozilla.com>
13098 Rafael Espindola <espindola@google.com>
13100 * doc/sourcebuild.texi: Document install-plugin target.
13101 * configure.ac: Added install-plugin target to language makefiles.
13102 * configure: Regenerate.
13103 * Makefile.in (install-plugin): Install more headers,
13104 depend on lang.install-plugin.
13106 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13108 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13111 2009-07-14 DJ Delorie <dj@redhat.com>
13113 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13114 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13115 * config/mep/mep.md (sibcall_internal): Change test from
13116 mep_vliw_mode_match to mep_vliw_jmp_match.
13117 (sibcall_value_internal): Likewise.
13119 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13121 * config/i386/sse.md (copysign<mode>3): New expander.
13122 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13123 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13124 Use ix86_build_const_vector.
13125 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13126 IX86_BUILTIN_CPYSGNPD.
13127 (builtin_description): Add __builtin_ia32_copysignps and
13128 __builtin_ia32_copysignpd.
13129 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13130 and BUILT_IN_COPYSIGNF.
13132 2009-07-13 Jason Merrill <jason@redhat.com>
13134 * builtins.c (can_trust_pointer_alignment): New fn.
13135 (get_pointer_alignment): Factor it out from here.
13136 * tree.h: Declare it.
13138 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13140 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13143 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13147 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13149 2009-07-14 Richard Guenther <rguenther@suse.de>
13150 Andrey Belevantsev <abel@ispras.ru>
13152 PR middle-end/40745
13153 * cfgexpand.c (partition_stack_vars): Do not bother to update
13154 alias information when not optimizing.
13156 2009-07-14 Richard Guenther <rguenther@suse.de>
13157 Andrey Belevantsev <abel@ispras.ru>
13159 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13160 (pt_solution_set): Likewise.
13161 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13162 * tree-ssa-structalias.c (pt_solution_set): New function.
13163 * final.c (rest_of_clean_state): Free SSA data structures.
13164 * print-rtl.c (print_decl_name): Remove.
13165 (print_mem_expr): Implement in terms of print_generic_expr.
13166 * alias.c (ao_ref_from_mem): New function.
13167 (rtx_refs_may_alias_p): Likewise.
13168 (true_dependence): Query alias-export info.
13169 (canon_true_dependence): Likewise.
13170 (write_dependence_p): Likewise.
13171 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13173 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13174 (mem_expr_equal_p): Use operand_equal_p.
13175 (set_mem_attributes_minus_bitpos): Do not use
13176 component_ref_for_mem_expr.
13177 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13178 (update_alias_info_with_stack_vars): Likewise.
13179 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13180 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13181 explicitly nor clear stmt operands.
13182 Free the decl-to-pointer map.
13183 * tree-optimize.c (execute_free_datastructures): Do not free
13184 SSA data structures here.
13185 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13186 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13187 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13189 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13191 2009-07-13 DJ Delorie <dj@redhat.com>
13193 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13194 unrolling at the right iteration count.
13196 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13199 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13201 * haifa-sched.c (rank_for_schedule): Introduced flags to
13202 enable/disable individual scheduling heuristics.
13203 * common.opt: Introduced flags to enable/disable individual
13204 heuristics in the scheduler.
13205 * doc/invoke.texi: Introduced flags to enable/disable individual
13206 heuristics in the scheduler.
13208 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13210 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13211 config/i386/mingw-tls.c.
13212 * config/i386/mingw-tls.c: Removed.
13214 2009-07-13 Ira Rosen <irar@il.ibm.com>
13216 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13217 checks access only relevant statements.
13218 (vectorizable_reduction): Likewise.
13220 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13222 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13223 just for 32-bit case.
13225 2009-07-12 Jan Hubicka <jh@suse.cz>
13227 PR tree-optimization/40585
13228 * except.c (expand_resx_expr): When there already is resume
13229 instruction, produce linked list.
13230 (build_post_landing_pads): Assert that resume is empty.
13231 (connect_post_landing_pads): Handle resume lists.
13232 (dump_eh_tree): Dump resume list.
13234 2009-07-12 Ira Rosen <irar@il.ibm.com>
13236 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13237 with additional argument.
13238 * tree-vectorizer.h (enum vect_def_type): Add
13239 vect_double_reduction_def.
13240 (vect_is_simple_reduction): Add argument.
13241 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13243 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13244 vect_is_simple_reduction with additional argument.
13245 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13247 (reduction_code_for_scalar_code): Handle additional codes by
13248 returning ERROR_MARK for them. Fix comment and indentation.
13249 (vect_is_simple_reduction): Fix comment, add argument to specify
13250 double reduction. Detect double reduction.
13251 (get_initial_def_for_induction): Fix indentation.
13252 (get_initial_def_for_reduction): Fix comment and indentation.
13253 Handle double reduction. Create initial definitions that do not
13254 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13255 (vect_create_epilog_for_reduction): Fix comment, add argument to
13256 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13257 epilogue result extraction. Create double reduction phi node and
13258 replace relevant uses.
13259 (vectorizable_reduction): Call vect_is_simple_reduction with
13260 additional argument. Fix indentation. Update epilogue code treatment
13261 according to the changes in reduction_code_for_scalar_code. Check
13262 for double reduction. Call vect_create_epilog_for_reduction with
13263 additional argument.
13264 * tree-vect-stmts.c (process_use): Handle double reduction, update
13266 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13267 (vect_get_vec_def_for_operand): Likewise.
13269 2009-07-12 Danny Smith <dansmister@gmail.com>
13271 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13272 dllexport if !TREE_PUBLIC.
13273 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13275 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13277 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13278 (avr_extra_arch_macro) Remove declatation.
13279 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13280 (avr_extra_arch_macro) Declare as static.
13281 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13283 2009-07-11 Jan Hubicka <jh@suse.cz>
13285 PR middle-end/48388
13286 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13288 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13291 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13292 cold_in_std_section bits.
13293 (dwarf2out_begin_prologue): Initialize them.
13294 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13295 if already covered by text_section or cold_text_section range.
13297 PR rtl-optimization/40667
13298 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13299 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13300 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13301 * config/i386/i386.c (ix86_minimum_alignment): New function.
13302 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13303 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13304 * emit-rtl.c (gen_reg_rtx): Likewise.
13305 * function.c (assign_parms): Likewise. If nominal_type needs
13306 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13307 rather than passed_type's alignment.
13310 * function.c (assign_parm_setup_stack): Adjust
13311 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13312 from nominal_mode on big endian.
13314 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13316 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13318 2009-07-10 DJ Delorie <dj@redhat.com>
13320 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13322 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13324 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13326 (thumb2_cbnz): Likewise.
13328 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13331 * config.gcc (supported_defaults): Add synci.
13332 (with_synci): Add validation.
13333 (all_defaults): Add synci.
13334 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13337 * config/mips/mips.opt (msynci): New option.
13338 * config/mips/mips.c (mips_override_options): Warn on use of
13339 -msynci for targets that do now support it.
13340 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13342 * gcc/doc/invoke.texi (-msynci): Document the new option.
13343 * doc/install.texi (--with-synci): Document the new option.
13345 2009-07-10 Richard Guenther <rguenther@suse.de>
13347 PR tree-optimization/40496
13348 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13349 the PHI result with a compatible type.
13351 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13355 * c.opt (Wunused-result): New.
13356 * doc/invoke.texi: Document it.
13357 * c-common.c (c_warn_unused_result): Use it.
13359 2009-07-09 DJ Delorie <dj@redhat.com>
13361 * targhooks.c (default_target_can_inline_p): Rename from
13362 default_target_option_can_inline_p.
13363 * targhooks.h (default_target_can_inline_p): Likewise.
13364 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13365 TARGET_OPTION_CAN_INLINE_P.
13366 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13367 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13368 (mep_target_can_inline_p): Rename from
13369 mep_target_option_can_inline_p.
13372 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13373 registers used to pass vectors.
13375 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13377 2009-07-09 Tom Tromey <tromey@redhat.com>
13379 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13380 * config/mmix/mmix.c: Include dwarf2.h.
13381 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13382 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13383 * config/sh/sh.c: Include dwarf2.h.
13384 * config/i386/i386.c: Include dwarf2.h.
13385 * Makefile.in (DWARF2_H): Remove 'elf'.
13386 * except.c: Include dwarf2.h.
13387 * unwind-dw2.c: Include dwarf2.h.
13388 * dwarf2out.c: Include dwarf2.h.
13389 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13390 * unwind-dw2-fde.c: Include dwarf2.h.
13391 * dwarf2asm.c: Include dwarf2.h.
13393 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13395 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13396 (max_issue): Use it.
13397 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13399 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13400 (region_sched_info): Update.
13401 * sched-ebb.c (ebb_sched_info): Update.
13402 * modulo-sched.c (sms_sched_info): Update.
13403 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13405 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13407 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13409 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13411 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13413 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13415 PR middle-end/40692
13416 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13417 arg1 with arg01 if arg1 is already INTEGER_CST.
13419 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13421 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13422 Transform (and (truncate)) into (truncate (and)).
13424 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13426 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13427 creating LHS paradoxical subregs. Fix surrounding returns to
13428 use NULL_RTX rather than 0.
13430 2009-07-08 DJ Delorie <dj@redhat.com>
13432 * config/mep/mep.c (mep_option_can_inline_p): New.
13433 (TARGET_OPTION_CAN_INLINE_P): Define.
13435 2009-07-08 Mark Wielaard <mjw@redhat.com>
13438 * dwarf2out.c (add_data_member_location_attribute): When we have
13439 only a constant offset don't emit a new location description using
13440 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13443 2009-07-08 Richard Henderson <rth@redhat.com>
13446 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13447 (enum reg_class): Add CLOBBERED_REGS.
13448 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13449 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13450 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13451 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13452 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13453 force 64-bit sibcalls into R11.
13454 * config/i386/constraints.md (U): New constraint.
13455 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13456 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13457 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13459 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13461 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13463 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13464 * ebitmap.h (dump_ebitmap): Ditto.
13465 * optabs.h (optab_libfunc): Ditto.
13466 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13467 * tree-flow.h (vect_can_force_dr_alignment_p,
13468 get_vectype_for_scalar_type): Ditto.
13469 (vectorize_loops): Move prototype to ...
13470 * tree-vectorizer.h: ... here. Also, adjust comment.
13471 (vect_set_verbosity_level): Remove duplicate prototype.
13472 * tree-ssa-loop.c: Include tree-vectorizer.h.
13473 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13475 2009-07-08 Nick Clifton <nickc@redhat.com>
13477 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13480 2009-07-08 DJ Delorie <dj@redhat.com>
13482 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13483 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13484 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13486 * config/mep/intrinsics.md: Regenerated.
13487 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13488 registers when asm() or calls are detected.
13490 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13493 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13495 * gimple (gimple_build_call_from_tree): Likewise.
13496 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13497 no_warning flag before warning.
13499 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13501 * tree.c (set_expr_locus): Remove.
13502 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13503 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13505 * gimplify.c (internal_get_tmp_var): Likewise.
13506 (gimplify_call_expr): Likewise.
13507 (gimplify_one_sizepos): Likewise.
13509 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13512 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13513 to variables for debugging purposes.
13515 2009-06-23 Mark Loeser <mark@halcy0n.com>
13518 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13520 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13522 * pretty-print.c (pp_base_format): Remove %J.
13523 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13524 gcc_cxxdiag_char_table): Likewise.
13525 (init_dynamic_diag_info): Likewise.
13527 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13529 * pretty-print.c (pp_base_format): Remove %H.
13530 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13531 gcc_cxxdiag_char_table): Likewise.
13532 (init_dynamic_diag_info): Likewise.
13533 * config/mep/mep.c (mep_select_section): Likewise.
13535 2009-07-07 Duncan Sands <baldrick@free.fr>
13537 * final.c (pass_clean_state): Give the pass a name.
13538 * passes.c (pass_rest_of_compilation): Likewise.
13539 * tree-optimize.c (pass_all_optimizations): Likewise.
13541 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13543 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13544 an extra 'decl' for error_at.
13546 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13548 PR middle-end/40669
13549 * tree-tailcall.c (adjust_return_value_with_ops,
13550 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13551 if it has complex or vector type.
13553 2009-07-07 Olivier Hainque <hainque@adacore.com>
13555 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13558 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13560 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13562 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13564 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13565 * c-decl.c: Likewise.
13566 * function.c: Likewise.
13567 * varasm.c: Likewise.
13568 * tree-ssa.c: Likewise.
13569 * c-common.c: Likewise.
13570 * tree-cfg.c: Likewise.
13571 * config/spu/spu.c: Likewise.
13572 * config/ia64/ia64.c: Likewise.
13573 * config/v850/v850.c: Likewise.
13575 2009-07-06 DJ Delorie <dj@redhat.com>
13577 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13578 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13579 unspecified accesses to control registers.
13580 * config/mep/intrinsics.md: Regenerate.
13581 * config/mep/intrinsics.h: Regenerate.
13582 * config/mep/mep-intrin.h: Regenerate.
13584 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13586 * c-lex.c: Replace %H by an explicit location. Update all calls.
13587 * c-common.c: Likewise.
13588 * c-decl.c: Likewise.
13589 * c-typeck.c: Likewise.
13590 * fold-const.c: Likewise.
13591 * gimplify.c: Likewise.
13592 * stmt.c: Likewise.
13593 * tree-cfg.c: Likewise.
13594 * tree-ssa-loop-niter.c: Likewise.
13595 * tree-vrp.c: Likewise.
13596 * value-prof.c: Likewise.
13598 2009-07-06 Diego Novillo <dnovillo@google.com>
13600 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13601 if it has one. Handle cases where VAR does not have an
13602 annotation or cfun is NULL.
13604 2009-07-06 Diego Novillo <dnovillo@google.com>
13606 * tree.c: Include debug.h.
13607 (initialize_tree_contains_struct): New.
13608 (init_ttree): Call it.
13609 (tree_node_structure_for_code): Factor out of ...
13610 (tree_node_structure): ... here.
13611 * treestruct.def (TS_PHI_NODE): Remove.
13612 (TS_GIMPLE_STATEMENT): Remove.
13614 2009-07-06 Diego Novillo <dnovillo@google.com>
13616 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13617 (debug_tree_chain): Handle cycles.
13619 2009-07-06 Nick Clifton <nickc@redhat.com>
13620 DJ Delorie <dj@redhat.com>
13622 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13623 __FMOVD_ENABLED__ is defined.
13625 (TARGET_FMOVD): Provide a default definition.
13626 (MASK_FMOVD): Likewise.
13627 (TARGET_CPU_CPP_BUILTINS): Define
13628 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13629 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13630 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13631 (split for DF load from memory into register): Also handle
13632 MEMs which consist of REG+DISP addressing.
13633 (split for DF store from register to memory): Likewise.
13634 (movsf_ie): Always use single fp_mode.
13635 * config/sh/sh.c (sh_override_options): Do not automatically
13636 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13637 that to the -mfmovd command line switch.
13638 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13639 (fldi_ok): Always allow.
13640 * config/sh/sh.opt (mfmovd): Remove this switch.
13641 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13643 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13644 Kaz Kojima <kkojima@gcc.gnu.org>
13646 PR rtl-optimization/30807
13647 * postreload.c (reload_combine): For every new use of REG_SUM,
13648 record the use of BASE.
13650 2009-07-06 Jan Hubicka <jh@suse.cz>
13652 * params.def: Revert my accidental commit at 2009-06-30.
13654 2009-07-04 Ian Lance Taylor <iant@google.com>
13657 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13659 (mingw_format_attribute_overrides): Likewise.
13661 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13664 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13665 don't check cfa.reg. Instead of cfa.indirect use
13666 fde && fde->drap_reg != INVALID_REGNUM test.
13668 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13670 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13672 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13675 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13677 2009-07-03 Richard Guenther <rguenther@suse.de>
13679 PR tree-optimization/40640
13680 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13683 2009-07-03 Jan Hubicka <jh@suse.cz>
13685 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13686 for size, reduce amount of inlining.
13688 2009-07-03 Richard Guenther <rguenther@suse.de>
13690 PR middle-end/34163
13691 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13692 if t +- x is known to not overflow and the conversion widens the
13694 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13696 2009-07-03 Jan Hubicka <jh@suse.cz>
13698 * ipa-pure-const.c (analyze): Update loop optimizer init.
13699 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13700 try_remove_empty_loop, remove_empty_loops): Remove.
13701 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13702 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13703 to mark regular loops as neccesary.
13704 (degenerate_phi_p): New function.
13705 (propagate_necessity, remove_dead_phis): Use it.
13706 (forward_edge_to_pdom): Likewise.
13707 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13708 virtual PHI nodes that became unreachable.
13709 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13710 * tree-flow.h (remove_empty_loops): Remove.
13711 * passes.c (init_optimization_passes): Remove.
13713 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13715 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13716 can_create_pseudo_p.
13717 (*fix_trunc<mode>_i387_1): Ditto.
13718 (*floathi<mode>2_1): Ditto.
13719 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13720 (*fistdi2_1): Ditto.
13721 (*fist<mode>2_1): Ditto.
13722 (frndintxf2_floor): Ditto.
13723 (*fist<mode>2_floor_1): Ditto.
13724 (frndintxf2_ceil): Ditto.
13725 (*fist<mode>2_ceil_1): Ditto.
13726 (frndintxf2_trunc): Ditto.
13727 (frndintxf2_mask_pm): Ditto.
13728 (fxam<mode>2_i387_with_temp): Ditto.
13729 * config/i386/sse.md (mulv16qi3): Ditto.
13730 (*sse2_mulv4si3): Ditto.
13732 (sse4_2_pcmpestr): Ditto.
13733 (sse4_2_pcmpistr): Ditto.
13735 2009-07-03 Jan Hubicka <jh@suse.cz>
13737 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13738 (mark_stmt_necessary): Set it.
13739 (mark_operand_necessary): Set it.
13740 (mark_control_dependent_edges_necessary): Set it.
13741 (mark_virtual_phi_result_for_renaming): New function.
13742 (get_live_post_dom): New function.
13743 (forward_edge_to_pdom): New function.
13744 (remove_dead_stmt): Fix handling of control dependences.
13745 (tree_dce_init): Init new bitmap.
13746 (tree_dce_done): Free it.
13748 2009-07-02 Richard Guenther <rguenther@suse.de>
13751 * tree-ssa-structalias.c (new_var_info): Initialize
13754 2009-07-02 Jan Hubicka <jh@suse.cz>
13756 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13759 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13761 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13762 instead of recomputing it. Adjust calls.
13763 (emit_store_flag): Adjust recursive calls.
13765 2009-07-02 Richard Guenther <rguenther@suse.de>
13767 * tree-ssa-live.c (remove_unused_locals): Do not remove
13769 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13770 of DECL_EXTERNAL for HEAP variables.
13771 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13772 HEAP variables. Do not adjust RESTRICT vars.
13773 (find_what_var_points_to): Nobody cares if something
13774 points to READONLY.
13776 2009-07-02 Ben Elliston <bje@au.ibm.com>
13778 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13779 pc_low and pc_high declarations to the top of the function.
13781 2009-07-01 DJ Delorie <dj@redhat.com>
13783 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13784 registers as fixed.
13785 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13786 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13787 unspecified accesses to control registers.
13788 * config/mep/intrinsics.md: Regenerate.
13789 * config/mep/intrinsics.h: Regenerate.
13790 * config/mep/mep-intrin.h: Regenerate.
13792 2009-07-01 Anthony Green <green@moxielogic.com>
13794 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13795 instruction when possible.
13796 (moxie_expand_prologue): Ditto. Also, save an instruction and
13797 some complexity by popping off of $r12 instead of $sp.
13798 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13801 2009-07-01 Richard Henderson <rth@redhat.com>
13804 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13805 contained no insns, reposition note before last insn.
13807 2009-07-01 Richard Henderson <rth@redhat.com>
13810 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13811 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13813 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13816 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13817 darwin9 for printing reg addresses with %y.
13819 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13821 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13822 truncation from operands in binary operations.
13824 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13827 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13828 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13829 subreg of op0 to the original op0.
13831 * expmed.c (store_bit_field_1): Use a temporary as the destination
13832 instead of a paradoxical subreg when we need to truncate the result.
13834 2009-07-01 DJ Delorie <dj@redhat.com>
13836 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13837 names to VLIW variants.
13838 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13839 * config/mep/intrinsics.md: Regenerate.
13840 * config/mep/intrinsics.h: Regenerate.
13841 * config/mep/mep-intrin.h: Regenerate.
13843 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13846 * jump.c (returnjump_p): Revert last patch.
13847 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13849 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13852 * pa.md (casesi32p): Use jump table label to determine the offset
13854 (casesi64p): Likewise.
13856 * pa.c (forward_branch_p): Return bool type. Use instruction
13857 addresses when available. Assert that INSN has a jump label.
13858 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13861 2009-07-01 Richard Guenther <rguenther@suse.de>
13863 PR tree-optimization/19831
13864 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13865 that only act as barriers do not make any previous stores necessary.
13866 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13867 HEAP variables global, do not add a constraint from nonlocal.
13868 (find_func_aliases): Handle escapes through return statements.
13869 (compute_points_to_sets): Make escaped HEAP variables global.
13871 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13874 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13875 after reducing a DImode cstore to SImode.
13877 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13879 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13880 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13882 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13884 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13885 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13887 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13888 and umod_optab if TARGET_BSD_DIVMOD.
13889 * config/vax/lib1funcs.asm: New file.
13890 * config/vax/t-linux: New file.
13891 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13893 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13896 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13897 to type arguments that have void type.
13900 * dwarf2out.c (gen_formal_parameter_die): Call
13901 equate_decl_number_to_die if node is different from origin.
13903 2009-06-30 Anthony Green <green@moxielogic.com>
13905 Clean up moxie port for --enable-build-with-cxx.
13906 * config/moxie/moxie.c (moxie_function_value): First two
13907 parameters are const_tree, not tree.
13908 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13909 (REG_CLASS_NAMES): Ditto.
13910 (REGNO_REG_CLASS): Ditto.
13911 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13912 (moxie_function_value): Fix constyness of arguments.
13914 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13916 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13917 finalize_size_functions before further processing.
13918 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13919 (variable_size): Call self_referential_size on size expressions
13920 that contain a PLACEHOLDER_EXPR.
13921 (size_functions): New static variable.
13922 (copy_self_referential_tree_r): New static function.
13923 (self_referential_size): Likewise.
13924 (finalize_size_functions): New global function.
13925 * tree.c: Include tree-inline.h.
13926 (push_without_duplicates): New static function.
13927 (find_placeholder_in_expr): New global function.
13928 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13930 <tcc_expression>: Likewise.
13931 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13932 the call in the expression.
13933 * tree.h (finalize_size_functions): Declare.
13934 (find_placeholder_in_expr): Likewise.
13935 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13936 (substitute_placeholder_in_expr): Update comment.
13937 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13939 (copy_tree_body_r): Likewise.
13940 (copy_tree_body): New static function.
13941 (maybe_inline_call_in_expr): New global function.
13942 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13943 (maybe_inline_call_in_expr): Declare.
13944 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13945 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13948 2009-06-30 Richard Guenther <rguenther@suse.de>
13950 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13952 (propagate_necessity): Do not mark reaching defs of stores
13955 2009-06-30 Jan Hubicka <jh@suse.cz>
13957 * cfgloopanal.c (check_irred): Move into ...
13958 (mark_irreducible_loops): ... here; return true if ireducible
13960 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13961 (analyze_function): Try to prove loop finiteness.
13962 * cfgloop.h (mark_irreducible_loops): Update prototype.
13963 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13965 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13967 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13969 2009-06-30 Ira Rosen <irar@il.ibm.com>
13971 PR tree-optimization/40542
13972 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13975 2009-06-30 Martin Jambor <mjambor@suse.cz>
13977 PR tree-optimization/40582
13978 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13979 than useless_type_conversion_p.
13980 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13983 2009-06-30 Martin Jambor <mjambor@suse.cz>
13985 PR middle-end/40554
13986 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13988 2009-06-30 Richard Guenther <rguenther@suse.de>
13990 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13991 use ao_ref references.
13992 (walk_aliased_vdefs): Likewise.
13993 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13994 * tree-ssa-dce.c (struct ref_data): Remove.
13995 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13996 (mark_aliased_reaching_defs_necessary): Adjust.
13997 (mark_all_reaching_defs_necessary_1): Likewise.
13999 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14002 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14003 (emit_store_flag_1): Extract from emit_store_flag, adjust
14004 calls to (what now is) emit_cstore.
14005 (emit_store_flag): Call emit_store_flag_1 and also use it
14006 for what used to be recursive calls.
14008 2009-06-30 Wei Guozhi <carrot@google.com>
14011 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14012 if the target bb post dominates from bb.
14013 * config/i386/i386.c (memory_address_length): Check existence of base
14014 register before using it.
14016 2009-06-30 Nick Clifton <nickc@redhat.com>
14017 DJ Delorie <dj@redhat.com>
14019 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14020 __FMOVD_ENABLED__ is defined.
14022 (TARGET_FMOVD): Provide a default definition.
14023 (MASK_FMOVD): Likewise.
14024 (TARGET_CPU_CPP_BUILTINS): Define
14025 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14026 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14027 two fmov instructions depending upon whether TARGET_FMOVD is
14029 (split for DF load from memory into register): Also handle
14030 MEMs which consist of REG+DISP addressing.
14031 (split for DF store from register to memory): Likewise.
14032 * config/sh/sh.opt (mfmovd): Remove this switch.
14033 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14034 * config/sh/sh.c (sh_override_options): Do not automatically
14035 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14036 that to the -mfmovd command line switch.
14038 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14040 (fldi_ok): Always allow.
14041 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14043 2009-06-29 DJ Delorie <dj@redhat.com>
14045 * doc/install.texi (mep-x-elf): Correct chip's full name.
14047 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14049 * doc/extend.texi: Fix typo.
14051 2009-06-29 Tom Tromey <tromey@redhat.com>
14053 * dwarf2.h: Remove.
14054 * Makefile.in (DWARF2_H): New variable.
14055 (except.o): Use it.
14056 (dwarf2out.o): Likewise.
14057 (dwarf2asm.o): Likewise.
14058 * config/i386/t-i386: Use DWARF2_H.
14059 * except.c: Include elf/dwarf2.h.
14060 * unwind-dw2.c: Include elf/dwarf2.h.
14061 * dwarf2out.c: Include elf/dwarf2.h.
14062 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14063 <dtprel>: New field.
14064 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14065 (size_of_loc_descr): Likewise.
14066 (output_loc_operands_raw): Likewise.
14067 (output_loc_operands): Handle new dtprel field.
14068 (loc_checksum): Update.
14069 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14070 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14071 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14072 * dwarf2asm.c: Include elf/dwarf2.h.
14073 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14074 * config/mmix/mmix.c: Include elf/dwarf2.h.
14075 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14076 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14077 * config/sh/sh.c: Include elf/dwarf2.h.
14078 * config/i386/i386.c: Include elf/dwarf2.h.
14080 2009-06-29 DJ Delorie <dj@redhat.com>
14082 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14084 * doc/extend.texi: Add MeP attributes and pragmas.
14085 * doc/invoke.text: Add MeP Options.
14086 * doc/contrib.texi: Add MeP contribution.
14087 * doc/md.texi: Add MeP constraints.
14088 * doc/install.texi: Add MeP target.
14090 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14092 * target.h (struct gcc_target): Add frame_pointer_required field.
14093 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14094 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14095 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14097 * reload1.c (update_eliminables): (Ditto.).
14098 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14099 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14100 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14102 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14104 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14105 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14106 (arm_frame_pointer_required): New function.
14108 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14109 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14110 (avr_frame_pointer_required_p): Declare as static.
14111 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14113 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14114 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14115 (bfin_frame_pointer_required): Make as static, change return type
14117 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14119 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14120 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14121 (cris_frame_pointer_required): New function.
14123 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14125 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14126 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14127 (fr30_frame_pointer_required): New function.
14129 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14130 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14131 (frv_frame_pointer_required): Make as static, change return type
14133 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14135 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14136 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14137 (ix86_frame_pointer_required): Make as static, change return type to
14139 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14141 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14142 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14144 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14146 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14148 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14150 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14151 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14152 (mips_frame_pointer_required): Make as static.
14153 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14155 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14156 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14157 (mmix_frame_pointer_required): Mew function.
14159 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14160 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14162 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14164 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14166 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14168 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14169 (CAN_ELIMINATE): Redefine.
14170 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14171 (sparc_frame_pointer_required): New function.
14172 (sparc_can_eliminate): New function.
14173 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14175 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14176 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14178 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14179 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14180 (xtensa_frame_pointer_required): Make as static, change return type
14182 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14185 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14187 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14188 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14189 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14190 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14191 (register_callback): Handle PLUGIN_START_UNIT.
14192 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14194 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14196 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14198 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14199 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14201 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14203 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14206 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14208 * doc/extend.texi (Additional Floating Types): __float128 is also
14209 supported on i386 targets.
14211 2009-06-29 Richard Guenther <rguenther@suse.de>
14213 PR middle-end/14187
14214 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14216 (pt_solutions_same_restrict_base): Declare.
14217 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14219 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14220 (make_constraint_from, make_copy_constraint): Move earlier.
14221 (make_constraint_from_heapvar): New function.
14222 (make_constraint_from_restrict): Likewise.
14223 (handle_lhs_call): Use it.
14224 (find_func_aliases): Use it to track conversions to restrict
14225 qualified pointers.
14226 (struct fieldoff): Add only_restrict_pointers flag.
14227 (push_fields_onto_fieldstack): Initialize it.
14228 (create_variable_info_for): Track global restrict qualified pointers.
14229 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14230 Track restrict qualified pointer arguments.
14231 (set_uids_in_ptset): Use varinfo is_global_var flag.
14232 (find_what_var_points_to): Set the vars_contains_restrict flag.
14233 Always create the points-to solution for sets including restrict tags.
14234 (pt_solutions_same_restrict_base): New function.
14235 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14236 qualified pointers use pt_solutions_same_restrict_base as
14237 additional source for disambiguation.
14239 2009-06-29 Richard Guenther <rguenther@suse.de>
14241 PR middle-end/38212
14242 * alias.c (find_base_decl): Remove.
14243 (get_deref_alias_set_1): Remove restrict handling.
14244 * c-common.c (c_apply_type_quals_to_decl): Do not set
14245 DECL_POINTER_ALIAS_SET.
14246 * gimplify.c (find_single_pointer_decl_1): Remove.
14247 (find_single_pointer_decl): Likewise.
14248 (internal_get_tmp_var): Remove restrict handling.
14249 (gimple_regimplify_operands): Likewise.
14250 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14251 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14252 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14253 * tree.c (restrict_base_for_decl): Remove.
14254 (init_ttree): Do not allocate it.
14255 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14256 LABEL_DECL_UID for label decls.
14257 (copy_node_stat): Do not copy restrict information.
14258 (decl_restrict_base_lookup): Remove.
14259 (decl_restrict_base_insert): Likewise.
14260 (print_restrict_base_statistics): Likewise.
14261 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14262 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14263 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14264 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14265 (LABEL_DECL_UID): Adjust.
14266 (DECL_BASED_ON_RESTRICT_P): Remove.
14267 (DECL_GET_RESTRICT_BASE): Likewise.
14268 (SET_DECL_RESTRICT_BASE): Likewise.
14269 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14271 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14272 instead of DECL_POINTER_ALIAS_SET.
14273 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14274 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14275 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14277 2009-06-29 Richard Guenther <rguenther@suse.de>
14279 PR tree-optimization/40579
14280 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14281 the IL to simplify has constants that overflowed.
14283 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14285 PR tree-optimization/40550
14286 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14287 vector_compute_type only when the size of vector_compute_type is
14288 less than the size of type.
14290 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14292 * fold-const.c (contains_label_1): Fix comments.
14293 (contains_label_p): Do not walk trees multiple time.
14295 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14297 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14298 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14299 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14300 ix86_fp_comparison_operator.
14301 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14302 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14303 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14304 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14305 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14306 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14307 (related splits): Change predicate to ix86_fp_comparison_operator.
14308 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14309 instead of ix86_fp_comparison_codes.
14310 (ix86_trivial_fp_comparison_operator,
14311 ix86_fp_comparison_operator): New.
14312 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14313 (ix86_expand_compare): Eliminate last two parameters.
14314 (ix86_fp_jump_nontrivial_p): Kill.
14315 * config/i386/i386.c (put_condition_code): Eliminate call to
14316 ix86_fp_comparison_codes and subsequent assertion.
14317 (ix86_fp_comparison_codes): Eliminate.
14318 (ix86_fp_swap_condition): New.
14319 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14320 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14321 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14322 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14323 and ix86_fp_swap_condition.
14324 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14325 Use ix86_fp_comparison_strategy.
14326 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14327 (ix86_fp_jump_nontrivial_p): Eliminate.
14328 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14329 call to ix86_expand_compare.
14330 (ix86_split_fp_branch, ix86_expand_setcc,
14331 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14332 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14334 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14336 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14337 related to jump_clobbers.
14338 * config/arm/arm.md (conds): Remove jump_clob case.
14339 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14340 splits): Change comparison_operator to arm_comparison_operator.
14341 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14344 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14346 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14347 condition for floating point modes.
14348 * expmed.c (emit_store_flag_1): Move here a bigger part
14349 of emit_store_flag.
14350 (emit_store_flag): Try swapping the condition for floating point
14352 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14354 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14356 * expr.c (expand_expr_real_1): Just use do_store_flag.
14357 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14358 emit_store_flag_force.
14359 * expmed.c (emit_store_flag_force): Copy here trick
14360 previously in expand_expr_real_1. Try reversing the comparison.
14361 (emit_store_flag_1): Work if target is NULL.
14362 (emit_store_flag): Work if target is NULL, using the result mode
14363 from the comparison. Use split_comparison, restructure final part
14364 to simplify conditionals.
14366 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14368 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14369 * dojump.c (do_jump): Change handling of floating-point
14370 ops to use just do_compare_and_jump.
14371 (split_comparison): New.
14372 (do_compare_rtx_and_jump): Add here logic coming previously
14373 in do_jump, using split_comparison.
14375 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14378 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14380 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14382 * tree-ssa-alias.c: Fix unintentional commit.
14384 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14386 * passes.c (execute_one_pass): Fix unintentional commit.
14388 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14390 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14391 (df_rd_local_compute, df_md_local_compute): Inline them.
14393 (df_md_scratch): New.
14394 (df_md_alloc, df_md_free): Allocate/free it.
14395 (df_md_local_compute): Only include live registers in init.
14396 (df_md_transfer_function): Prune the in-set computed by
14397 the confluence function, and the gen-set too.
14399 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14401 PR rtl-optimization/26854
14402 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14403 * df-problems.c (df_rd_add_problem): Fix comment.
14404 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14405 df_md_simulate_artificial_defs_at_top,
14406 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14407 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14408 df_md_transfer_function, df_md_init, df_md_confluence_0,
14409 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14410 problem_MD, df_md_add_problem): New.
14411 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14412 df_md_get_bb_info): New.
14413 (DF_LAST_PROBLEM_PLUS1): Adjust.
14415 * Makefile.in (fwprop.o): Include domwalk.h.
14416 * fwprop.c: Include domwalk.h.
14417 (reg_defs, reg_defs_stack): New.
14418 (bitmap_only_bit_between): Remove.
14419 (process_defs): New.
14420 (process_uses): Use reg_defs and local_md instead of
14421 bitmap_only_bit_between and local_rd.
14422 (single_def_use_enter_block): New, from build_single_def_use_links.
14423 (single_def_use_leave_block): New.
14424 (build_single_def_use_links): Remove code moved to
14425 single_def_use_enter_block, invoke domwalk.
14426 (use_killed_between): Adjust comment.
14428 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14430 * bitmap.h (bitmap_ior_and_into): New.
14431 * bitmap.c (bitmap_ior_and_into): New.
14433 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14435 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14436 before_dom_children_before_stmts and after_dom_children_after_stmts.
14437 Rename the two remaining callbacks to just before_dom_children and
14438 after_dom_children. Remove other GIMPLE statement walking bits.
14439 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14440 * graphite.c: Do not include domwalk.h.
14441 * tree-into-ssa.c (interesting_blocks): New global.
14442 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14443 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14444 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14445 now that they're not domwalk callbacks.
14446 (rewrite_initialize_block): Rename to...
14447 (rewrite_enter_block): ... this, place after called functions. Test
14448 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14449 (rewrite_finalize_block): Rename to...
14450 (rewrite_leave_block): ... this, place after called functions.
14451 (rewrite_update_init_block): Rename to...
14452 (rewrite_update_enter_block): ... this, place after called functions.
14453 Test interesting_blocks, call rewrite_update_stmt and
14454 rewrite_update_phi_arguments.
14455 (rewrite_update_fini_block): Rename to...
14456 (rewrite_leave_block): ... this, place after called functions.
14457 (rewrite_blocks): Remove last argument, simplify initialization of
14459 (mark_def_sites_initialize_block): Rename to...
14460 (mark_def_sites_block): ... this, call mark_def_sites.
14461 (mark_def_sites_blocks): Remove argument, simplify initialization of
14463 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14464 (update_ssa): Likewise.
14465 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14467 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14468 (dom_opt_initialize_block): Rename to...
14469 (dom_opt_enter_block): ... this, place after called functions. Walk
14470 statements here, inline propagate_to_outgoing_edges.
14471 (dom_opt_finalize_block): Rename to...
14472 (dom_opt_leave_block): ... this, place after called functions.
14473 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14475 (dse_enter_block, dse_record_phi): New.
14476 (dse_record_phis): Delete.
14477 (dse_finalize_block): Rename to...
14478 (dse_leave_block): ... this.
14479 (tree_ssa_dse): Simplify initialization of walk_data.
14480 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14481 Adjust initialization of walk_data.
14482 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14483 * tree-ssa-loop-phiopt.c (get_non_trapping):
14484 Adjust initialization of walk_data.
14485 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14486 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14487 it's not a domwalk callback.
14488 (uncprop_initialize_block): Rename to...
14489 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14490 (dse_finalize_block): Rename to...
14491 (dse_leave_block): ... this.
14492 (tree_ssa_uncprop): Simplify initialization of walk_data.
14493 * Makefile.in: Adjust dependencies.
14495 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14497 * arm.md (casesi): Fix test for Thumb1.
14498 (thumb1_casesi_internal_pic): Likewise.
14499 (thumb1_casesi_dispatch): Likewise.
14501 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14503 * config/arm/arm-cores.def: Added core cortex-m0.
14504 * config/arm/arm-tune.md: Regenerated.
14505 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14507 2009-06-26 DJ Delorie <dj@redhat.com>
14509 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14511 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14512 the scheduler doesn't tag jump insns.
14514 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14516 * c-decl.c (merge_decls): Re-indent.
14518 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14521 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14522 Special-case decimal float constants.
14524 2009-06-26 Richard Henderson <rth@redhat.com>
14526 * function.h (struct function): Add cannot_be_copied_reason,
14527 and cannot_be_copied_set.
14528 * tree-inline.c (has_label_address_in_static_1): Rename from
14529 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14530 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14531 don't set inline_forbidden_reason.
14532 (copy_forbidden): New function, split out of inline_forbidden_p.
14533 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14534 (inline_forbidden_p): Use copy_forbidden.
14535 (tree_versionable_function_p): Likewise.
14536 (inlinable_function_p): Merge into tree_inlinable_function_p.
14537 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14538 * ipa-cp.c (ipcp_versionable_function_p): New function.
14539 (ipcp_cloning_candidate_p): Use it.
14540 (ipcp_node_modifiable_p): Likewise.
14542 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14544 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14545 that is marked not to be inlined. Remove flag_mudflap use.
14546 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14547 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14549 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14552 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14553 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14555 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14557 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14559 (__mingwthr_remove_key_dtor): Likewise.
14561 2009-06-26 Richard Guenther <rguenther@suse.de>
14563 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14565 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14567 PR middle-end/40525
14568 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14569 try the non-cond_exec path also.
14571 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14574 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14575 (output_cbranch): Use new functions.
14576 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14579 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14580 Pat Haugen <pthaugen@us.ibm.com>
14581 Revital Eres <ERES@il.ibm.com>
14583 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14584 for %c error. Add %x support to print VSX registers as a unified
14585 register set, instead of separate float and altivec registers.
14586 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14587 %y case, and add support for VSX pre-modify addresses.
14588 (output_toc): Add assert for CONST containing an integer constant
14590 (rs6000_adjust_cost): Add POWER7 support.
14591 (insn_must_be_first_in_group): Ditto.
14592 (insn_must_be_last_in_group): Ditto.
14593 (rs6000_emit_popcount): Ditto.
14594 (rs6000_vector_mode_supported_p): Ditto.
14596 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14597 Change some of the functions called by macros to being called
14598 through a pointer, so debug functions can be inserted if
14599 -mdebug=addr or -mdebug=cost.
14600 (rs6000_preferred_reload_class_ptr): Ditto.
14601 (rs6000_secondary_reload_class_ptr): Ditto.
14602 (rs6000_secondary_memory_needed_ptr): Ditto.
14603 (rs6000_cannot_change_mode_class_ptr): Ditto.
14604 (rs6000_secondary_reload_inner): Ditto.
14605 (rs6000_legitimize_reload_address): Ditto.
14606 (rs6000_legitimize_reload_address_ptr): Ditto.
14607 (rs6000_mode_dependent_address): Ditto.
14608 (rs6000_mode_dependent_address_ptr): Ditto.
14610 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14611 function to return true if the mode allows reg + integer
14613 (virtual_stack_registers_memory_p): New function to return true if
14614 the address refers to a virtual stack register.
14615 (rs6000_legitimate_offset_address_p): Move code to say whether a
14616 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14618 (rs6000_legitimate_address_p): Add checks for modes that only can
14619 do reg+reg addressing. Start adding VSX support.
14620 (rs6000_legitimize_reload_address): Ditto.
14621 (rs6000_legitimize_address): Ditto.
14622 (rs6000_debug_legitimate_address_p): New debug functions for
14623 -mdebug=addr and -mdebug=cost.
14624 (rs6000_debug_rtx_costs): Ditto.
14625 (rs6000_debug_address_costs): Ditto.
14626 (rs6000_debug_adjust_cost): Ditto.
14627 (rs6000_debug_legitimize_address): Ditto.
14628 (rs6000_legitimize_reload_address_ptr): Point to call normal
14629 function or debug function. Make functions called via pointer
14631 (rs6000_mode_dependent_address_ptr): Ditto.
14632 (rs6000_secondary_reload_class_ptr): Ditto.
14633 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14634 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14635 into a friendlier error.
14636 (rs6000_init_builtins): Add initial VSX support.
14637 (rs6000_adjust_cost): Fix some spacing issues.
14639 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14640 (REG_CLASS_NAMES): Ditto.
14641 (REG_CLASS_CONTENTS): Ditto.
14642 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14643 pointer, to add -mdebug=addr support.
14644 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14645 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14646 -mdebug=addr support.
14647 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14648 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14649 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14651 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14653 (bswapsi*): Set attribute types for load/store. Add combiner
14654 patterns to eliminate zero extend on 64-bit.
14655 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14656 stdbrx if the hardware supports those instructions.
14658 2009-06-25 Ian Lance Taylor <iant@google.com>
14660 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14661 (Link Options): Document -static-libstdc++.
14663 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14666 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14667 DATA_ALIGNMENT instead.
14669 2009-06-25 Richard Guenther <rguenther@suse.de>
14671 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14672 indirect references against the callused/escaped solutions.
14673 (call_may_clobber_ref_p_1): Likewise.
14675 2009-06-25 Martin Jambor <mjambor@suse.cz>
14677 PR tree-optimization/40493
14678 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14679 (enum unscalarized_data_handling): New type.
14680 (handle_unscalarized_data_in_subtree): Return what has been done.
14681 (load_assign_lhs_subreplacements): Handle left flushes differently.
14682 (sra_modify_assign): Use unscalarized_data_handling, simplified
14683 condition determining whether to remove the statement.
14685 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14687 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14688 excerpt - @ should be doubled for texinfo.
14690 2009-06-24 Ian Lance Taylor <iant@google.com>
14692 * config/arc/arc.c: Include "df.h".
14693 (arc_attribute_table): Make static. Move higher in file.
14694 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14695 (output_shift): Initialize n later to avoid warning.
14696 * config/arm/arm.c (arm_attribute_table): Make static. Move
14698 * config/avr/avr.c (avr_attribute_table): Make static. Move
14700 (reg_class_tab): Change array type from int to enum reg_class.
14701 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14703 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14704 (lshrhi3_out): Likewise.
14705 (class_likely_spilled_p): Change return type to bool.
14706 (avr_rtx_costs): Use local code variable with enum type.
14707 * config/avr/avr.md (movmemhi): Use add_reg_note.
14708 (andhi3, andsi3): Don't use AS2 with "and".
14709 (iorhi3, iorsi3): Don't use AS2 with "or".
14710 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14711 * config/crx/crx.c: Include "df.h".
14712 (crx_attribute_table): Make static.
14713 * config/m32r/m32r.c: Include "df.h".
14714 (m32r_attribute_table): Make static. Move higher in file.
14715 (pop): Use add_reg_note.
14716 (block_move_call): Change 0 to LCT_NORMAL in function call.
14717 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14718 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14719 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14720 declare, not just when TREE_CODE is defined.
14721 * config/m68hc11/m68hc11.c: Include "expr.h".
14722 (m68hc11_attribute_table): Make static. Move higher in file.
14723 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14725 (m68hc11_register_indirect_p): Likewise.
14726 (m68hc11_function_arg_padding): Change return type to enum
14728 (emit_move_after_reload): Use add_reg_note.
14729 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14730 (m68hc11_split_logical): Likewise.
14731 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14733 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14734 to VOIDmode in function call.
14735 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14737 (m68hc11_split_logical): Update declaration.
14738 (m68hc11_function_arg_padding): Update declaration.
14739 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14740 to array of enum reg_class.
14741 (mcore_attribute_table): Make static. Move higher in file.
14742 (mcore_rtx_costs): Add cast to enum type.
14743 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14744 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14745 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14747 * config/sh/predicates.md (trapping_target_operand): Rename and to
14749 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14751 * config/spu/spu.c (spu_attribute_table): Make static. Move
14753 * config/v850/v850.c (v850_attribute_table): Make static. Move
14755 (v850_rtx_costs): Use local code with enum type.
14756 (expand_epilogue): Add cast.
14757 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14759 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14762 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14763 -m2a-single-only and -m2a-nofpu.
14764 * config/sh/sh.opt: Document m2a generates FPU code.
14766 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14768 * defaults.h (CAN_ELIMINATE): Provide default.
14769 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14770 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14771 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14772 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14773 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14774 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14775 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14776 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14777 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14778 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14780 2009-06-24 DJ Delorie <dj@redhat.com>
14782 * mep-ext-cop.cpu: Fix copyright notice.
14783 * mep-default: Fix copyright notice.
14784 * mep-core: Fix copyright notice.
14785 * mep: Fix copyright notice.
14786 * mep-ivc2: Fix copyright notice.
14787 * mep-c5: Fix copyright notice.
14789 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14791 * doc/contrib.texi (Contributors):
14793 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14795 PR middle-end/40501
14796 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14797 src and dst operands if necessary.
14799 2009-06-23 DJ Delorie <dj@redhat.com>
14802 * config.gcc: Add mep support.
14803 * recog.c: Resurrect validate_replace_rtx_subexp().
14804 * recog.h: Likewise.
14805 * config/mep/: Add new port:
14806 * config/mep/constraints.md: New file.
14807 * config/mep/default.h: New file.
14808 * config/mep/intrinsics.h: New file.
14809 * config/mep/intrinsics.md: New file.
14810 * config/mep/ivc2-template.h: New file.
14811 * config/mep/mep-c5.cpu: New file.
14812 * config/mep/mep-core.cpu: New file.
14813 * config/mep/mep-default.cpu: New file.
14814 * config/mep/mep-ext-cop.cpu: New file.
14815 * config/mep/mep-intrin.h: New file.
14816 * config/mep/mep-ivc2.cpu: New file.
14817 * config/mep/mep-lib1.asm: New file.
14818 * config/mep/mep-lib2.c: New file.
14819 * config/mep/mep-pragma.c: New file.
14820 * config/mep/mep-protos.h: New file.
14821 * config/mep/mep-tramp.c: New file.
14822 * config/mep/mep.c: New file.
14823 * config/mep/mep.cpu: New file.
14824 * config/mep/mep.h: New file.
14825 * config/mep/mep.md: New file.
14826 * config/mep/mep.opt: New file.
14827 * config/mep/predicates.md: New file.
14828 * config/mep/t-mep: New file.
14830 2009-06-23 Ian Lance Taylor <iant@google.com>
14832 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14833 from loose_warn into c_loose_warn and from strict_warn into
14834 c_strict_warn. Set and substitute warn_cxxflags. Check for
14835 --enable-build-with-cxx. Set and substitute
14836 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14837 * Makefile.in (CXXFLAGS): New variable.
14838 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14839 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14840 the default is the same as $(STRICT_WARN).
14841 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14842 (CXX): New variable.
14843 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14844 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14845 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14846 (HOST_LIBS): New variable.
14847 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14848 (ALL_CXXFLAGS): New variable.
14849 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14850 * doc/install.texi (Configuration): Document
14851 --enable-build-with-cxx, --with-stage1-ldflags,
14852 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14853 * configure: Rebuild.
14855 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14857 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14858 from previous commit.
14860 2009-06-23 Ian Lance Taylor <iant@google.com>
14862 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14864 2009-06-23 Ian Lance Taylor <iant@google.com>
14866 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14867 with ATTRIBUTE_UNUSED.
14869 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14870 Pat Haugen <pthaugen@us.ibm.com>
14871 Revital Eres <eres@il.ibm.com>
14873 * config.in (HAVE_AS_POPCNTD): Add default definition.
14874 (HAVE_AS_LWSYNC): Ditto.
14876 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14878 (gcc_cv_as_powerpc_cmpb): Ditto.
14879 (gcc_cv_as_powerpc_dfp): Ditto.
14880 (gcc_cv_as_powerpc_vsx): Ditto.
14881 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14882 supporting the popcntd/lwsync instructions.
14883 (gcc_cv_as_powerpc_lwsync): Ditto.
14884 * configure: Regenerate.
14886 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14887 -mcpu=native and -mcpu=power7.
14888 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14890 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14891 a variable instead of a mask to reduce the number of mask bits.
14892 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14893 (-mbit-word): Ditto.
14894 (-mregnames): Ditto.
14895 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14896 (-mfused-madd): Ditto.
14898 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14900 (-mvsx): New switch for VSX instructions.
14901 (-misel): Move from a variable to a mask to allow it to be set by
14904 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14905 function declaration to an array declaration.
14906 (rs6000_hard_regno_nregs): New external array declaration.
14908 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14909 files included by rs6000.md.
14911 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14912 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14914 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14916 (rs6000_debug_reg): New -mdebug= variables.
14917 (rs6000_debug_addr): Ditto.
14918 (rs6000_debug_cost): Ditto.
14919 (rs6000_pmode): New variable to hold Pmode.
14920 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14921 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14922 calculated at compiler start.
14923 (rs6000_hard_regno_nregs): Change function to an array which holds
14924 HARD_REGNO_NREGS calculated at compiler start.
14925 (rs6000_explicit_options): Delete isel field.
14926 (rs6000_vector_unit): New array to hold which vector unit
14927 supports arithmetic options for a given type.
14928 (rs6000_vector_mem): New array to hold which vector unit supports
14929 memory reference operations for a given type.
14930 (rs6000_vector_align): New array to given the alignment of each
14932 (power7_cost): New basic costs for power7.
14933 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14934 (rs6000_hard_regno_nregs_internal): New function, moved from
14935 HARD_REGNO_NREGS, to calculate the number of registers each hard
14936 register takes for each type.
14937 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14938 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14939 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14940 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14941 unit information here so it is calculated once at compiler startup
14943 (rs6000_override_options): Make -misel a target mask. Add more
14944 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14945 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14947 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14948 (rs6000_handle_option): Move -misel from variable to target mask.
14949 (rs6000_builtin_mask_for_load): Add VSX support.
14950 (rs6000_conditional_register_usage): Ditto.
14951 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14952 (function_arg_boundary): Ditto.
14953 (rs6000_expand_builtin): Ditto.
14954 (def_builtin): Make abort message a little friendlier.
14955 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14957 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14958 assembler support the popcntd instruction instead of a vsx
14959 instruction to enable power7 support.
14960 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14961 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14962 option to the assembler if -mcpu=native.
14963 (ASM_CPU_NATIVE_SPEC): Ditto.
14964 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14966 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14967 the lwsync instruction.
14968 (enum processor_type): Add PROCESSOR_POWER7.
14969 (rs6000_debug_reg): New -mdebug= options.
14970 (rs6000_debug_addr): Ditto.
14971 (rs6000_debug_cost): Ditto.
14972 (rs6000_isel): Delete.
14973 (enum rs6000_vector): New enum to say what vector unit we have.
14974 (VECTOR_UNIT_*): New macros to say which vector unit has
14975 arithmetic operations for a given type.
14976 (VECTOR_MEM_*): New macros to say which vector unit has memory
14977 operations for a given type.
14978 (TARGET_LDBRX): Whether the machine supports the ldbrx
14980 (TARGET_ISEL): Delete, -misel moved to be a mask.
14981 (TARGET_ISEL64): New macro for 64-bit isel support.
14982 (UNITS_PER_VSX_WORD): New macro.
14983 (POINTER_SIZE): Move to be an external variable, rather than
14984 calculating whether we are generating 32 ot 64-bit code.
14986 (STACK_BOUNDARY): Add VSX support.
14987 (LOCAL_ALIGNMENT): Ditto.
14988 (SLOW_UNALIGNED_ACCESS): Ditto.
14989 (VSX_REGNO_P): New macro for VSX support.
14990 (VFLOAT_REGNO_P): Ditto.
14991 (VINT_REGNO_P): Ditto.
14992 (VLOGICAL_REGNO_P): Ditto.
14993 (VSX_VECTOR_MODE): Ditto.
14994 (VSX_SCALAR_MODE): Ditto.
14996 (VSX_MOVE_MODE): Ditto.
14997 (VSX_REG_CLASS_P): Ditto.
14998 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15000 (UNITS_PER_SIMD_WORD): Add VSX support.
15001 (MODES_TIEABLE_P): Ditto.
15002 (STARTING_FRAME_OFFSET): Ditto.
15003 (STACK_DYNAMIC_OFFSET): Ditto.
15004 (EPILOGUE_USES): Ditto.
15005 (REGNO_REG_CLASS): Move to array lookup.
15006 (CLASS_MAX_NREGS): Ditto.
15007 (rs6000_vector_reg_class): Add declaration.
15008 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15009 overlap with the floating point and Altivec registers.
15011 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15013 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15014 give the appropriate asm switches if -mcpu=native.
15015 (host_detect_local_cpu): Add support for "asm".
15016 (host_detect_local_cpu): Follow GNU code guidelines for name.
15018 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15019 -mbit-word to a variable instead of being a target mask.
15021 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15022 emit the lwsync instruction instead of emitting the instruction as
15023 an integer constant.
15025 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15026 fixuns_trundfsi2, move expander into rs6000.md.
15028 * config/rs6000/rs6000.md (cpu): Add power7.
15029 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15030 (logical predicate patterns): Change the single instruction
15031 primitives that set CR0 to be fast_compare instead of compare.
15033 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15034 (popcntddi2): Ditto.
15035 (popcount<mode>): Ditto.
15036 (floating multiply/add insns): Name the floating point
15037 multiply/add insns.
15038 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15039 (isel_unsigned_<mode>): Ditto.
15040 (fixuns_trundfsi2): Move expander here from spe.md.
15041 (smindi3): Define if we have -misel on 64-bit systems.
15046 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15048 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15050 * config/avr/avr.c (avr_current_device): New variable.
15051 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15052 (avr_arch, mcu_type_s): Move to avr.h.
15053 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15054 default_data_section_start fields.
15055 (avr_arch): Moved from avr.c.
15056 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15057 library_name fields.
15058 (avr_current_device, avr_mcu_types, avr_arch_types,
15059 avr_device_to_arch, avr_device_to_data_start,
15060 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15061 (EXTRA_SPEC_FUNCTIONS): Define.
15062 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15063 options mapping. Use device_to_arch and device_to_data_start insted.
15064 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15065 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15066 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15067 * config/avr/driver-avr.c: New file.
15068 * config/avr/avr-devices.c: New file.
15070 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15072 * var-tracking.c (unshare_variable): Force initialized to
15073 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15074 (set_variable_part): Likewise.
15075 (struct variable_union_info): Remove pos_src field.
15076 (vui_vec, vui_allocated): New variables.
15077 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15078 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15079 == 1 use a simpler sorting algorithm. Compute pos field right
15080 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15081 Avoid quadratic comparison if !flag_var_tracking_uninit.
15082 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15083 unshare_variable unconditionally.
15084 (dataflow_set_different_2): Removed.
15085 (dataflow_set_different): Don't traverse second hash table.
15086 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15087 unconditionally to var_reg_set or var_mem_set.
15088 (emit_notes_in_bb): Likewise.
15089 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15091 (emit_note_insn_var_location): Don't set initialized to
15092 VAR_INIT_STATUS_INITIALIZED early.
15093 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15095 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15097 * tree-object-size.c (addr_object_size): Instead of checking
15098 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15099 are no FIELD_DECLs following it.
15101 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15103 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15104 order to match bswaps with signed source operands.
15106 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15108 * sdbout.c (sdbout_one_type): Fix braces in switch.
15110 2009-06-23 Richard Guenther <rguenther@suse.de>
15112 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15114 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15115 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15116 var_callused, callused_tree, var_storedanything, storedanything_tree,
15117 var_integer, integer_tree): Remove global variables.
15118 (new_var_info): Do not pass new id, append the new var to the
15119 global variable vector.
15120 (do_ds_constraint): Use is_global_var member of the variable-info.
15121 (new_scalar_tmp_constraint_exp): Adjust.
15122 (create_function_info_for): Likewise.
15123 (create_variable_info_for): Likewise.
15124 (find_what_var_points_to): Remove dead code.
15125 (init_base_vars): Simplify.
15126 (compute_points_to_sets): Adjust.
15128 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15130 * combine.c (try_combine): Dump information about the insns we're
15133 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15135 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15136 check when calling force_to_mode on TRUNCATE's operand.
15138 2009-06-22 Ian Lance Taylor <iant@google.com>
15140 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15142 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15144 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15146 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15148 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15149 override library linkage flags such as -static-libgcc or
15152 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15154 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15156 2009-06-22 Ian Lance Taylor <iant@google.com>
15158 * config/linux.opt: Put mglibc ahead of muclibc.
15160 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15161 for duplicate decls.
15163 2009-06-22 Matthias Klose <doko@ubuntu.com>
15165 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15167 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15170 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15171 instead of NULL if a parser error occurs.
15173 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15175 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15176 non-DWARF2_DEBUGGING_INFO version.
15178 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15180 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15181 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15183 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15184 (LIBGCC2_TF_CEXT): Define.
15187 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15190 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15192 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15194 * config/arm/arm.c (arm_override_options): Disable
15195 -mcaller-super-interworking and -mcallee-super-interworking.
15196 * doc/invoke.texi (ARM Options): Document this.
15198 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15200 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15201 * config/arm/constraints.md (j): New constraint for movw operands.
15202 (N): Remove thumb2 meaning.
15203 * config/arm/arm.md (*arm_movw): Delete.
15204 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15205 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15206 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15208 2009-06-22 Martin Jambor <mjambor@suse.cz>
15210 PR tree-optimization/40492
15211 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15212 build_ref_for_offset.
15214 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15216 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15217 JUMP_TABLE_DATA_P predicates where applicable.
15218 * auto-inc-dec.c: Ditto.
15219 * builtins.c: Ditto.
15220 * caller-save.c: Ditto.
15222 * cfgcleanup.c: Ditto.
15223 * cfglayout.c: Ditto.
15225 * combine.c: Ditto.
15226 * combine-stack-adj.c: Ditto.
15230 * df-scan.c: Ditto.
15232 * dwarf2asm.c: Ditto.
15233 * dwarf2out.c: Ditto.
15234 * emit-rtl.c: Ditto.
15240 * function.c: Ditto.
15243 * genpreds.c: Ditto.
15244 * genrecog.c: Ditto.
15246 * ira-costs.c: Ditto.
15247 * ira-lives.c: Ditto.
15249 * loop-iv.c: Ditto.
15250 * lower-subreg.c: Ditto.
15251 * modulo-sched.c: Ditto.
15253 * postreload.c: Ditto.
15254 * print-rtl.c: Ditto.
15256 * reginfo.c: Ditto.
15257 * regmove.c: Ditto.
15258 * reload1.c: Ditto.
15261 * rtlanal.c: Ditto.
15263 * sched-vis.c: Ditto.
15265 * sel-sched-ir.c: Ditto.
15266 * simplify-rtx.c: Ditto.
15267 * targhooks.c: Ditto.
15268 * var-tracking.c: Ditto.
15269 * vmsdbgout.c: Ditto.
15271 2009-06-22 Matthias Klose <doko@ubuntu.com>
15273 * Makefile.in (install-plugin): Always use DESTDIR.
15275 2009-06-22 Olivier Hainque <hainque@adacore.com>
15277 * config/pa/pa.c (output_call): Don't optimize post call jumps
15278 into return address adjustments if the call may throw.
15280 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15282 * arm.c (thumb1_output_casesi): New function.
15283 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15284 optimizing for size or PIC.
15285 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15286 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15287 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15288 (thumb1_casesi_internal_pic): New expand rule.
15289 (thumb1_casesi_dispatch): New pattern.
15290 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15292 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15293 in the text seciton when PIC or optimizing for size.
15294 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15295 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15296 preservation properties of code.
15297 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15298 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15299 (__gnu_thumb1_case_si): New function.
15300 * t-arm (LIB1ASMSRC): Define here.
15301 (LIB1ASMFUNCS): Add some common functions.
15302 * t-arm-elf (LIB1ASMSRC): Delete.
15303 (LIB1ASMFUNCS): Append to existing set.
15304 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15305 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15306 * t-symbian (LIB1ASMFUNCS): Likewise.
15307 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15308 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15310 2009-06-21 Richard Guenther <rguenther@suse.de>
15312 PR tree-optimization/38729
15313 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15314 to loops with a single exit if -fno-expensive-optimizations.
15316 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15318 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15319 (dataflow_set): Change vars type from htab_t to shared_hash.
15320 (shared_hash_pool, empty_shared_hash): New variables.
15321 (vars_clear): Removed.
15322 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15323 shared_hash_find_slot_unshare, shared_hash_find_slot,
15324 shared_hash_find_slot_noinsert, shared_hash_find): New
15326 (shared_hash_unshare, shared_hash_destroy): New functions.
15327 (unshare_variable): Unshare set->vars if shared, use
15329 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15330 (get_init_value, find_src_set_src, dump_dataflow_set,
15331 clobber_variable_part, emit_notes_for_differences): Use
15333 (dataflow_set_init): Remove second argument, set vars to
15334 empty_shared_hash instead of creating a new htab.
15335 (dataflow_set_clear): Call shared_hash_destroy and set vars
15336 to empty_shared_hash instead of calling vars_clear.
15337 (dataflow_set_copy): Don't call vars_copy, instead just share
15338 the src htab with dst.
15339 (variable_union): Use shared_hash_*, use initially NO_INSERT
15340 lookup if set->vars is shared. Don't keep slot cleared before
15341 calling unshare_variable. Unshare set->vars if needed.
15342 Even ->refcount == 1 vars must be unshared if set->vars is shared
15343 and var needs to be modified.
15344 (variable_canonicalize): New function.
15345 (dataflow_set_union): If dst->vars is empty, just share src->vars
15346 with dst->vars and traverse with variable_canonicalize to canonicalize
15347 and unshare what is needed.
15348 (dataflow_set_different): If old_set and new_set use the same shared
15349 htab, they aren't different. If number of htab elements is different,
15350 htabs are different. Use shared_hash_*.
15351 (dataflow_set_destroy): Call shared_hash_destroy instead of
15353 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15354 second argument to dataflow_set_init.
15355 (vt_initialize): Likewise. Initialize shared_hash_pool and
15356 empty_shared_hash, move bb in/out initialization afterwards.
15357 Use variable_htab_free instead of NULL as changed_variables del hook.
15358 (variable_was_changed): Change type of second argument to pointer to
15359 dataflow_set. When inserting var into changed_variables, bump
15360 refcount. Unshare set->vars if set is shared htab and slot needs to
15362 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15363 lookup if set->vars is shared. Unshare set->vars if needed.
15364 Even ->refcount == 1 vars must be unshared if set->vars is shared
15365 and var needs to be modified. Adjust variable_was_changed caller.
15366 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15367 vars must be unshared if set->vars is shared and var needs to be
15368 modified. Adjust variable_was_changed caller.
15369 (emit_note_insn_var_location): Don't pool_free var.
15370 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15372 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15373 free_alloc_pool on shared_hash_pool.
15375 2009-06-20 Anthony Green <green@moxielogic.com>
15377 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15378 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15380 2009-06-20 Richard Guenther <rguenther@suse.de>
15382 * tree-ssa-structalias.c (find_func_aliases): For memset use
15383 a constraint from NULL if we memset to zero.
15384 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15385 we explicitly handle that do not read from memory.
15386 (call_may_clobber_ref_p_1): Properly handle builtins that may
15389 2009-06-20 Richard Guenther <rguenther@suse.de>
15391 PR tree-optimization/40495
15392 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15393 (new_scalar_tmp_constraint_exp): New function.
15394 (process_constraint): Do not create temporary decls.
15395 (process_all_all_constraints): Likewise.
15396 (handle_const_call): Likewise.
15397 (create_function_info_for): Do not set decl.
15399 2009-06-19 Ian Lance Taylor <iant@google.com>
15401 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15402 (rs6000_attribute_table): Make static; move before use.
15404 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15406 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15407 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15408 Propagate the TREE_READONLY flag without overwriting it.
15409 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15410 Propagate the TREE_READONLY flag onto the result.
15411 (process_call_operands): Move around. Use correct constant value.
15413 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15416 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15417 * config/arm/arm.md: Likewise.
15419 2009-06-19 Ian Lance Taylor <iant@google.com>
15421 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15422 to GIMPLE_ERROR_MARK.
15424 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15425 op2_original_type parameters. Warn about using different enum types.
15426 * c-parser.c (c_parser_conditional_expression): Pass original
15427 types to build_conditional_expr.
15428 * c-tree.h (build_conditional_expr): Update declaration.
15430 2009-06-19 Ian Lance Taylor <iant@google.com>
15432 * config/i386/i386.c (ix86_function_specific_save): Test that
15433 fields match values, rather than testing the values are in a
15436 2009-06-19 Richard Guenther <rguenther@suse.de>
15438 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15439 ADDR_EXPR pointers.
15440 (ptr_derefs_may_alias_p): Likewise.
15441 (ptr_deref_may_alias_ref_p_1): New function.
15442 (ptr_deref_may_alias_ref_p): Likewise.
15443 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15444 covered by looking at the ESCAPED solution.
15445 (call_may_clobber_ref_p_1): Likewise.
15446 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15447 Handle NULL_TREE offset. Do not produce redundant constraints.
15448 (process_all_all_constraints): New helper function.
15449 (do_structure_copy): Use it.
15450 (handle_lhs_call): Likewise.
15451 (find_func_aliases): Handle some builtins with pointer arguments
15452 and/or return values explicitly.
15454 2009-06-19 Ian Lance Taylor <iant@google.com>
15456 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15458 2009-06-19 Ian Lance Taylor <iant@google.com>
15460 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15462 2009-06-19 Ian Lance Taylor <iant@google.com>
15464 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15465 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15468 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15469 uninitialized const.
15471 2009-06-19 Ian Lance Taylor <iant@google.com>
15473 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15476 * c-decl.c (in_struct, struct_types): Remove.
15477 (struct c_binding): Add in_struct field.
15478 (c_binding_ptr): Define type, along with VEC.
15479 (struct c_struct_parse_info): Define.
15480 (struct_parse_info): New static variable.
15481 (bind): Initialize in_struct field.
15482 (start_struct): Remove enclosing_in_struct and
15483 enclosing_struct_types parameters. Add
15484 enclosing_struct_parse_info parameter. Change all callers. Set
15485 struct_parse_info rather than in_struct and struct_types.
15486 (grokfield): If -Wc++-compat and there is a symbol binding for the
15487 field name, set the in_struct flag and push it on the
15488 struct_parse_info->fields vector.
15489 (warn_cxx_compat_finish_struct): New static function.
15490 (finish_struct): Remove enclosing_in_struct and
15491 enclosing_struct_types parameters. Add
15492 enclosing_struct_parse_info parameter. Change all callers. Don't
15493 set C_TYPE_DEFINED_IN_STRUCT here. Call
15494 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15495 parameter. Only push on struct_types if warn_cxx_compat.
15496 (finish_enum): Only push on struct_types if warn_cxx_compat.
15497 (declspecs_add_type): Add loc parameter. Change all callers.
15498 Change all error calls to error_at. Pass loc, not input_location,
15499 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15500 defined in a struct. If -Wc++-compat and parsing a struct, record
15501 that a typedef name was used.
15502 * c-parser.c (c_parser_declspecs): Get location to pass to
15503 declspecs_add_type.
15504 (c_parser_struct_or_union_specifier): Update calls to start_struct
15506 * c-tree.h (struct c_struct_parse_info): Declare.
15507 (finish_struct, start_struct): Update declarations.
15508 (declspecs_add_type): Update declaration.
15510 2009-06-19 Ian Lance Taylor <iant@google.com>
15512 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15513 variable with an anonymous type.
15515 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15517 * see.c: Remove for real.
15519 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15521 * optabs.h (enum optab_index): Add new OTI_significand.
15522 (significand_optab): Define corresponding macro.
15523 * optabs.c (init_optabs): Initialize significand_optab.
15524 * genopinit.c (optabs): Implement significand_optab using
15525 significand?f2 patterns.
15526 * builtins.c (expand_builtin_mathfn): Handle
15527 BUILT_IN_SIGNIFICAND{,F,L}.
15528 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15529 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15531 * config/i386/i386.md (significandxf2, significand<mode>2): New
15532 expanders to implement significandf, significand and significandl
15533 built-ins as inline x87 intrinsics.
15535 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15537 * config/avr/avr.c (avr_override_options): Remove setting value of
15538 PARAM_INLINE_CALL_COST.
15540 2009-06-18 Richard Henderson <rth@redhat.com>
15543 * tree-pass.h (TDF_ASMNAME): New.
15544 * tree-dump.c (dump_options): Add asmname.
15545 * doc/invoke.texi: Document it.
15547 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15548 (dump_decl_name): ...here.
15549 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15550 (dump_generic_node): Update dump_function_name calls.
15551 (print_call_name): New flags arg; update all dump calls.
15552 * diagnostic.h (print_call_name): Update.
15553 * gimple-pretty-print.c (dump_gimple_call): Update.
15555 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15558 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15560 2009-06-18 Diego Novillo <dnovillo@google.com>
15562 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15563 * plugin.c (str_license): Declare.
15564 (try_init_one_plugin): Assert that the symbol
15565 'plugin_is_GPL_compatible' exists.
15567 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15570 * Makefile.in (OBJS-common): Remove see.o.
15572 * common.opt (fsee): Mark as preserved for backward compatibility.
15573 * opts.c (common_handle_option): Add OPT_fsee to the backward
15574 compatibility section.
15575 * passes.c (init_optimization_passes, pass_see): Remove pass.
15576 * timevar.def (TV_SEE): Remove.
15577 * tree-pass.h (pass_see): Remove declaration.
15578 * doc/invoke.texi (-fsee): Remove documentation.
15580 2009-06-18 Martin Jambor <mjambor@suse.cz>
15582 * tree-sra.c: Include statistics.h
15583 (sra_stats): New variable.
15584 (sra_initialize): Clear sra_stats.
15585 (create_access_replacement): Increment sra_stats.replacements.
15586 (get_access_replacement): Do not return twice.
15587 (analyze_all_variable_accesses): Increment statistics counter by the
15588 number of scalarized aggregates.
15589 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15590 (sra_modify_expr): Increment sra_stats.exprs.
15591 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15592 (sra_modify_assign): Increment sra_stats.exprs,
15593 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15594 (perform_intra_sra): Update statistics counters.
15595 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15597 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15599 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15600 (arm_scalar_mode_supported_p): New function.
15602 2009-06-18 Paul Brook <paul@codesourcery.com>
15603 Sandra Loosemore <sandra@codesourcery.com>
15605 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15606 (__extendhfsf2, __truncsfhf2): Define.
15607 * config/arm/fp16.c: New file.
15608 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15609 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15611 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15613 * doc/extend.texi (Half-Precision): New section.
15614 * doc/invoke.texi (Option Summary): List -mfp16-format.
15615 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15616 * config/arm/arm.opt (mfp16-format=): New.
15617 * config/arm/arm.c: Include intl.h.
15618 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15619 (TARGET_INVALID_RETURN_TYPE): Redefine.
15620 (TARGET_PROMOTED_TYPE): Redefine.
15621 (TARGET_CONVERT_TO_TYPE): Redefine.
15622 (arm_fp16_format): Define.
15623 (all_fpus): Add entry for neon-fp16.
15624 (fp_model_for_fpu): Likewise.
15625 (struct fp16_format): Declare.
15626 (all_fp16_formats): Define.
15627 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15629 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15631 (arm_legitimate_index_p): Treat HFmode like HImode.
15632 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15633 (coproc_secondary_reload_class): Special-case HFmode.
15634 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15635 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15636 (arm_init_fp16_builtins): New.
15637 (arm_init_builtins): Call it.
15638 (arm_invalid_parameter_type): New.
15639 (arm_invalid_return_type): New.
15640 (arm_promoted_type): New.
15641 (arm_convert_to_type).
15642 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15644 (arm_emit_fp16_const): New function.
15645 (arm_mangle_type): Mangle __fp16 as "Dh".
15646 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15648 (TARGET_NEON_FP16): New.
15649 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15650 (enum fputype): Add FPUTYPE_NEON_FP16.
15651 (enum arm_fp16_format_type): Declare.
15652 (arm_fp16_format): Declare.
15653 (LARGEST_EXPONENT_IS_NORMAL): Define.
15654 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15655 * config/arm/arm-modes.def (HFmode): Define.
15656 * config/arm/vfp.md (*movhf_vfp): New.
15657 (extendhfsf2): New.
15659 * config/arm/arm.md (fpu): Add neon_fp16.
15660 (floatsihf2, floatdihf2): New.
15661 (fix_trunchfsi2, fix_trunchfdi2): New.
15663 (extendhfdf2): New.
15665 (*arm32_movhf): New.
15666 (*thumb1_movhf): New.
15667 (consttable_2): Add check for HFmode constants.
15668 (consttable_4): Handle HFmode constants.
15670 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15672 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15674 2009-06-17 Olivier Hainque <hainque@adacore.com>
15676 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15677 const char ** conversion in AIX specific section.
15679 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15681 * config/i386/i386.c (ix86_special_builtin_type): Remove
15682 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15683 (bdesc_special_args): Updated.
15684 (ix86_init_mmx_sse_builtins): Likewise.
15685 (ix86_expand_special_args_builtin): Likewise.
15687 2009-06-17 Richard Henderson <rth@redhat.com>
15689 * tree-pretty-print.c (maybe_dump_asm_name): New.
15690 (dump_decl_name): Use it.
15691 (PRINT_FUNCTION_NAME): Merge into...
15692 (dump_function_name): ... here. Use maybe_dump_asm_name.
15694 2009-06-17 Cary Coutant <ccoutant@google.com>
15696 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15698 * debug.c (struct gcc_debug_hooks): Change placeholder for
15700 (debug_nothing_int_charstar_int): Replaced by...
15701 (debug_nothing_int_charstar_int_bool): ...this.
15702 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15703 source_line prototype.
15704 (debug_nothing_int_charstar_int): Replaced by...
15705 (debug_nothing_int_charstar_int_bool): ...this.
15706 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15707 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15708 Output is_stmt operand when necessary.
15709 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15710 (notice_source_line): Add is_stmt parameter.
15711 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15712 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15714 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15715 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15717 2009-06-17 Ian Lance Taylor <iant@google.com>
15719 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15721 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15724 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15726 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15727 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15728 tree_strip_sign_nop_conversions and
15729 tree_ssa_strip_useless_type_conversions rather than stripping
15730 the operations here.
15731 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15733 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15734 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15735 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15736 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15739 2009-06-17 Michael Eager <eager@eagercon.com>
15741 * config/rs6000/constraints.md (register_constraint "d"): New.
15742 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15743 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15744 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15745 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15746 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15747 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15748 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15749 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15750 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15751 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15753 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15754 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15755 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15756 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15757 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15758 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15759 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15760 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15761 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15762 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15763 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15764 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15765 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15766 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15768 2009-06-16 Ian Lance Taylor <iant@google.com>
15770 * profile.c (total_num_never_executed): Don't define.
15771 (compute_branch_probabilities): Don't count or print
15772 num_never_executed.
15773 (init_branch_prob): Don't set total_num_never_executed.
15774 (end_branch_prob): Don't print total_num_never_executed.
15776 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15778 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15780 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15782 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15783 (nabstd2_fpr): Same.
15785 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15787 * expr.c (expand_assignment): Change complex type check.
15789 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15791 * doc/plugins.texi (Building GCC plugins): Added new section.
15793 2009-06-17 Ian Lance Taylor <iant@google.com>
15795 * c-pch.c (get_ident): Don't set size of templ array.
15796 (pch_init): Don't set size of partial_pch array.
15798 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15799 string constant to intialize an array whose size is the length of
15802 2009-06-17 Richard Guenther <rguenther@suse.de>
15804 PR tree-optimization/40389
15805 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15806 to addressable types.
15807 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15809 2009-06-17 Richard Guenther <rguenther@suse.de>
15811 PR middle-end/40460
15812 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15813 if there is no evolution of left in the loop bail out.
15814 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15815 chrec_fold_multiply.
15817 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15818 Janis Johnson <janis187@us.ibm.com>
15821 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15822 for the symbol ref of a constant that is the source of a move
15823 - nor for any other not-obvious-label-ref constants.
15825 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15827 * plugin.c (position_pass): Skip newly inserted pass during list
15828 traversal to avoid repeated insertion.
15830 2009-06-16 Ian Lance Taylor <iant@google.com>
15832 * vec.h (VEC_stack_alloc): Define different version if
15833 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15834 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15835 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15836 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15838 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15840 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15842 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15843 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15844 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15845 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15846 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15847 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15848 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15849 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15850 __builtin_ia32_rdtscp.
15851 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15852 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15853 and __builtin_ia32_rorhi.
15854 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15855 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15856 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15857 (ix86_expand_args_builtin): Likewise.
15858 (ix86_expand_special_args_builtin): Likewise.
15860 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15861 (UNSPECV_RDTSC): Likewise.
15862 (UNSPECV_RDPMC): Likewise.
15863 (*bsr): Renamed to ...
15865 (*bsr_rex64): Renamed to ...
15868 (*rdpmc): Likewise.
15869 (*rdpmc_rex64): Likewise.
15871 (*rdtsc): Likewise.
15872 (*rdtsc_rex64): Likewise.
15873 (rdtscp): Likewise.
15874 (*rdtscp): Likewise.
15875 (*rdtscp_rex64): Likewise.
15877 * config/i386/ia32intrin.h: New.
15879 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15881 2009-06-16 Ian Lance Taylor <iant@google.com>
15883 * ira-build.c (copy_info_to_removed_store_destinations):
15884 Initialize parent_a.
15886 2009-06-16 Ian Lance Taylor <iant@google.com>
15888 * c-decl.c (grokdeclarator): Change size_varies to bool.
15890 2009-06-16 Ian Lance Taylor <iant@google.com>
15892 * sel-sched.c: Make forward declarations of move_op_hooks and
15893 fur_hooks explicitly extern.
15895 2009-06-16 Ian Lance Taylor <iant@google.com>
15897 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15898 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15900 2009-06-16 Ian Lance Taylor <iant@google.com>
15902 * resource.c (mark_referenced_resources): Change
15903 include_delayed_effects parameter to bool. Change all callers.
15904 (mark_end_of_function_resources): Likewise.
15905 * reorg.c (insn_references_resource_p): Likewise.
15906 (insn_sets_resource_p): Likewise.
15907 * resource.h (mark_referenced_resources): Update declaration.
15908 (mark_end_of_function_resources): Update declaration.
15910 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15912 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15914 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15916 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15917 GCC can bootstrap on AIX with GNU Binutils 2.20.
15919 2009-06-16 Ian Lance Taylor <iant@google.com>
15921 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15923 2009-06-16 Ian Lance Taylor <iant@google.com>
15925 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15926 inline, not extern inline.
15927 (exact_log2): Likewise.
15928 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15930 (exact_log2): Likewise, but don't test CTZ_HWI.
15932 2009-06-16 Ian Lance Taylor <iant@google.com>
15934 * bitmap.c (bitmap_clear): Don't declare as inline.
15935 * gimple.c (gimplify_assign): Likewise.
15936 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15937 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15938 (sched_scan_info): Remove duplicate definition.
15940 2009-06-16 Ian Lance Taylor <iant@google.com>
15942 * c-common.c (skip_evaluation): Don't define.
15943 (c_inhibit_evaluation_warnings): Define global variable.
15944 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15945 than skip_evaluation.
15946 (convert_and_check, warn_for_div_by_zero): Likewise.
15947 * c-common.h (skip_evaluation): Don't declare.
15948 (c_inhibit_evaluation_warnings): Declare.
15949 * c-parser.c (c_parser_typeof_specifier): Set
15950 c_inhibit_evaluation_warnings rather than skip_evaluation.
15951 (c_parser_conditional_expression): Likewise.
15952 (c_parser_binary_expression): Likewise.
15953 (c_parser_sizeof_expression): Likewise.
15954 (c_parser_alignof_expression): Likewise.
15955 * c-typeck.c (build_indirect_ref): Check
15956 c_inhibit_evaluation_warnings rather than skip_evaluation.
15957 (build_conditional_expr, build_binary_op): Likewise.
15959 2009-06-16 Richard Guenther <rguenther@suse.de>
15961 * tree-ssa-alias.c (is_escape_site): Remove.
15962 * tree-ssa-alias.h (enum escape_type): Remove.
15963 (is_escape_site): Likewise.
15964 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15965 via casts and asms without deferring to is_escape_site.
15967 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15969 PR middle-end/40446
15970 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15971 use gen_lowpart if op0 has complex mode.
15973 2009-06-16 Richard Guenther <rguenther@suse.de>
15975 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15976 variables add them to ESCAPED.
15977 (find_func_aliases): Do not make all indirectly stored values escaped.
15979 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15981 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15982 make_decl_one_only.
15984 2009-06-16 Martin Jambor <mjambor@suse.cz>
15986 PR tree-optimization/40432
15987 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15988 check whether we need to force gimple register operand.
15990 2009-06-16 Martin Jambor <mjambor@suse.cz>
15992 PR tree-optimization/40413
15993 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15994 build_ref_for_offset.
15995 (propagate_subacesses_accross_link): Fix a typo in a comment.
15997 2009-06-16 Ira Rosen <irar@il.ibm.com>
15999 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16000 with additional parameter.
16001 * tree-vectorizer.h (enum vect_def_type): Add new value
16003 (enum vect_relevant): Add comments.
16004 (vect_is_simple_reduction): Add new argument.
16005 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16006 Detect nested cycles.
16007 (vect_is_simple_reduction): Update documentation, add an argument to
16008 distinguish inner-loop reduction from nested cycle, detect nested
16009 cycles, fix printings and indentation, don't swap operands in case
16011 (get_initial_def_for_reduction): Handle subtraction.
16012 (vect_create_epilog_for_reduction): Add new argument to specify
16013 reduction variable.
16014 (vect_finalize_reduction): Handle subtraction, fix comments.
16015 (vectorizable_reduction): Handle nested cycles. In case of nested
16016 cycle keep track of the reduction variable position. Call
16017 vect_is_simple_reduction with additional parameter. Use original
16018 statement code in reduction epilogue for nested cycle. Call
16019 vect_create_epilog_for_reduction with additional parameter.
16020 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16021 inner-loop vectorization.
16022 (vect_recog_widen_sum_pattern): Likewise.
16023 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16025 (vect_mark_stmts_to_be_vectorized): Likewise.
16026 (vect_get_vec_def_for_operand): Handle nested cycles.
16028 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16030 * doc/invoke.texi (Debugging Options): Fix option index entries
16031 for -fdump-statistics, -frandom-seed add entries for
16032 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16033 (FRV Options): Fix entries for -mTLS, -mtls.
16034 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16035 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16036 (M68hc1x Options): Fix @itemx for -mnominmax.
16037 (MCore Options): Fix entry for -mno-lsim.
16038 (MMIX Options): Fix entry for -mabi=mmixware.
16039 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16041 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16043 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16044 Mention the plugin mode of gengtype.
16045 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16046 * gengtype.c: Updated copyright.
16047 (plugin_files, nb_plugin_files) Added new static variables.
16048 (measure_input_list) Care about plugin_files.
16049 (write_rtx_next): Added early return in plugin mode.
16050 (create_file): Updated copyright year in generated file. Added
16052 (oprintf): Added early return if NULL outf.
16053 (get_output_file_with_visibility): Care of plugin_files.
16054 (get_output_file_name): May return null.
16055 (write_local): Added early return.
16056 (put_mangled_filename): Ditto.
16057 (finish_root_table): Added check for base_files.
16058 (write_roots): Care about null when plugins.
16059 (main): Added plugin mode.
16061 2009-06-15 Ian Lance Taylor <iant@google.com>
16063 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16064 * gcov.c (read_count_file): Add braces around variables declared
16067 * c.opt (Wjump-misses-init): New warning.
16068 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16069 -Wall and -Wc++-compat if not already set.
16070 (c_common_post_options): Clear warn_jump_misses_init if it was not
16072 * c-decl.c (struct c_binding): Change type field to a union with
16073 new label field. Make it the first field in the struct. Update
16074 references to type to use u.type instead.
16075 (struct c_spot_bindings): Define.
16076 (struct c_goto_bindings): Define.
16077 (c_goto_bindings_p): Define, along with VECs.
16078 (struct c_label_vars): Define.
16079 (struct c_scope): Add has_label_bindings field.
16080 (bind_label, set_spot_bindings): New static functions.
16081 (decl_jump_unsafe, update_spot_bindings): New static functions.
16082 (update_label_decls): New static function.
16083 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16084 Update binding u.label field to shadowed field.
16085 (c_binding_start_stmt_expr): New function.
16086 (c_binding_end_stmt_expr): New function.
16087 (pushdecl): Don't call c_begin_vm_scope.
16088 (make_label): Add defining and p_label_vars parameters. Change
16090 (lookup_label): Correct test for whether a label has not yet been
16091 defined. Call bind_label rather than bind.
16092 (warn_about_goto): New static function.
16093 (lookup_label_for_goto): New function.
16094 (declare_label): Call bind_label rather than bind.
16095 (check_earlier_gotos): New static function.
16096 (define_label): Don't give errors about jumping into statement
16097 expressions or scopes of variably modified types. Call
16098 set_spot_bindings and check_earlier_gotos. Call bind_label
16099 instead of bind. Don't set label_context_stack_se or
16100 label_context_stack_vm.
16101 (c_get_switch_bindings): New function.
16102 (c_release_switch_bindings): New function.
16103 (c_check_switch_jump_warnings): New function.
16104 (start_function): Don't set label_context_stack_se or
16105 label_context_stack_vm.
16106 (finish_function): Likewise.
16107 * c-typeck.c (label_context_stack_se): Don't define.
16108 (label_context_stack_vm): Don't define.
16109 (c_finish_goto_label): Call lookup_label_for_goto rather than
16110 lookup_label. Don't give errors about jumping into a statement
16111 expression or the scope of a variably modified type. Don't set
16112 label_context_stack_se or label_context_stack_vm.
16113 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16114 fields. Add bindings field.
16115 (c_start_case): Don't set deleted fields. Set bindings field.
16116 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16117 or blocked_vm. Call c_check_switch_jump_warnings.
16118 (c_finish_case): Don't test blocked_stmt_expr field. Call
16119 c_release_switch_bindings.
16120 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16121 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16122 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16123 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16124 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16125 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16126 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16127 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16128 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16129 (C_DECL_UNJUMPABLE_VM): Don't define.
16130 (C_DECL_UNDEFINABLE_VM): Don't define.
16131 (struct c_label_list): Don't define.
16132 (struct c_label_context_se): Don't define.
16133 (struct c_label_context_vm): Don't define.
16134 (struct c_spot_bindings): Declare.
16135 (c_bindings_start_stmt_expr): Declare.
16136 (c_bindings_end_stmt_expr): Declare.
16137 (lookup_label_for_goto): Declare.
16138 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16139 (c_check_switch_jump_warnings): Declare.
16140 (label_context_stack_se, label_context_stack_vm): Don't declare.
16141 (c_finish_goto_label): Update declaration.
16142 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16143 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16144 (Warning Options): Document -Wjump-misses-init.
16146 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16148 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16151 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16153 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16155 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16157 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16159 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16161 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16163 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16165 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16166 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16167 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16168 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16169 * dwarf2asm.c (dw2_force_const_mem): Update call to
16170 make_decl_one_only.
16171 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16172 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16173 * langhooks.c (lhd_comdat_group): Remove.
16174 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16175 * tree.h (DECL_COMDAT_GROUP): New.
16176 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16177 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16178 (make_decl_one_only): Change signature.
16179 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16180 make_decl_one_only.
16181 (make_decl_one_only): Change signature.
16182 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16184 2009-06-15 Richard Guenther <rguenther@suse.de>
16186 PR middle-end/40439
16187 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16189 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16191 * tree-ssa-math-opts.c: Remove extra divide.
16193 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16195 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16197 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16199 * passes.c: Add bswap pass.
16200 * tree-pass.h: Add pass_optimize_bswap declaration.
16201 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16202 Include rtl.h, expr.h and optabs.h for optab_handler check.
16203 (struct symbolic_number, pass_optimize_bswap): New definition.
16204 (do_shift_rotate, verify_symbolic_number_p): New functions.
16205 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16206 (gate_optimize_bswap): New function.
16207 * tree.c (widest_int_cst_value): New function.
16208 * tree.h (widest_int_cst_value): Prototype added.
16210 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16212 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16213 REG_EQUAL/REG_EQUIV notes.
16215 2009-06-14 Richard Guenther <rguenther@suse.de>
16217 PR middle-end/40389
16218 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16219 has its address taken if NRV was applied and it is addressable.
16220 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16221 function split out from ...
16222 (get_constraint_for_1): ... here.
16223 (handle_rhs_call): Use it to mark the return slot escaped if
16224 it is addressable and NRV was applied.
16226 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16228 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16229 Change first argument type to location_t.
16230 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16231 Do not set input_location.
16232 Use loc instead of input_location throughout.
16234 2009-06-13 Richard Guenther <rguenther@suse.de>
16236 PR tree-optimization/40421
16237 * tree-predcom.c (should_unroll_loop_p): Remove.
16238 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16240 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16242 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16243 Add location argument.
16245 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16247 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16249 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16250 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16251 * config/spu/spu-protos.h: Add location to
16252 spu_resolve_overloaded_builtin.
16253 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16254 spu_build_builtin_va_list.
16255 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16256 argument. Pass location to build_function_call_vec.
16257 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16259 (emit_fpu_switch): Same.
16260 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16261 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16262 to build_decl and create_artificial_label.
16263 (xtensa_gimplify_va_arg_expr): Same.
16264 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16265 (xstormy16_gimplify_va_arg_expr): Same.
16266 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16267 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16268 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16269 (mips16_build_function_stub): Same.
16270 (mips16_build_call_stub): Same.
16272 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16275 * arm/constraints.md (Pa, Pb): New constraints.
16276 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16277 split pattern to deal with them.
16279 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16281 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16282 fix index entry for -Xpreprocessor.
16284 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16286 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16287 Add location argument to build_decl call.
16288 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16289 (rs6000_init_builtins): Same.
16290 (spe_init_builtins): Same.
16291 (rs6000_gimplify_va_arg): Add location argument to
16292 create_artificial_label call.
16294 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16296 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16297 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16298 * Makefile.in: Fix GGC dependency for gcse.o.
16300 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16302 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16303 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16304 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16306 * c-parser.c (c_parser_binary_expression): Use current column while
16307 building binary operations.
16308 * common.opt (fshow-column): Enable by default.
16309 * tree-vrp.c (check_array_ref): Use warning_at.
16310 (check_array_bounds): Use location from call back if expr has no
16312 * tree.h: Add location argument to maybe_fold_*.
16313 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16314 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16315 (maybe_fold_offset_to_component_ref): Same.
16316 (maybe_fold_offset_to_reference): Same.
16317 (maybe_fold_offset_to_address): Same.
16318 (maybe_fold_stmt_indirect): Same.
16319 (maybe_fold_stmt_addition): Same.
16320 (fold_stmt_r): Pass location to maybe_fold_*.
16321 (fold_gimple_assign): Same.
16322 * c-tree.h: Add location argument to finish_decl,
16323 default_function_array_conversion, store_init_value.
16324 * c-decl.c (define_label): Use error_at.
16325 (c_make_fname_decl): Pass location to finish_decl.
16326 (finish_decl): New location argument.
16327 (build_compound_literal): Pass location to store_init_value.
16328 (grokdeclarator): Pass location to finish_decl.
16330 * c-typeck.c (array_to_pointer_conversion): New location argument.
16331 (function_to_pointer_conversion): Same.
16332 (default_function_array_conversion): Same.
16333 (parser_build_unary_op): Pass location to overflow_warning.
16334 (parser_build_binary_op): Same. Use warning_at.
16335 (build_unary_op): Pass location to array_to_pointer_conversion.
16336 (build_c_cast): Pass location to digest_init.
16337 (build_modify_expr): New location argument.
16338 (convert_for_assignment): Same.
16339 (store_init_value): Same.
16340 (digest_init): Same.
16341 (output_init_element): Pass location to digest_init and
16342 array_to_pointer_conversion.
16343 (c_finish_return): Pass location to convert_for_assignment.
16344 * gimplify.c (gimplify_conversion): Pass location to
16345 maybe_fold_offset_to_address.
16346 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16347 to maybe_fold_stmt_addition.
16348 * c-omp.c (c_finish_omp_atomic): Pass new location to
16350 (c_finish_omp_for): Same.
16351 * c-common.c (overflow_warning): New argument.
16352 * c-common.h: New argument to build_modify_expr, overflow_warning.
16353 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16355 (c_parser_initializer): Pass location to
16356 default_function_array_conversion.
16357 (c_parser_initelt): Same.
16358 (c_parser_initval): Same.
16359 (c_parser_asm_operands): Same.
16360 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16361 (c_parser_conditional_expression): Same.
16362 (c_parser_binary_expression): Add location info to stack. Use it.
16363 (c_parser_unary_expression): Pass location to
16364 default_function_array_conversion, parser_build_unary_op,
16365 build_indirect_ref, c_parser_postfix_expression_after_primary.
16366 (c_parser_postfix_expression_after_primary): New location argument.
16368 (c_parser_expression_conv): Pass location to
16369 default_function_array_conversion.
16370 (c_parser_expr_list): Same.
16371 (c_parser_omp_atomic): Same.
16372 (c_parser_omp_for_loop): Same.
16373 * c-tree.h (struct c_declarator): Add comment to id_loc.
16374 (build_array_declarator): New argument.
16375 * c-decl.c (build_array_declarator): Add location argument.
16376 (grokdeclarator): Set id_loc for cdk_array.
16377 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16378 build_array_declarator.
16379 * tree.c (build_omp_clause): Add location argument.
16380 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16381 (OMP_CLAUSE_LOCATION): New macro.
16382 (struct tree_omp_clause): Add location field.
16383 (build_omp_clause): Add argument.
16384 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16386 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16387 (cp_parser_omp_clause_collapse): Same.
16388 (cp_parser_omp_clause_default): Same.
16389 (cp_parser_omp_clause_if): Same.
16390 (cp_parser_omp_clause_nowait): Same.
16391 (cp_parser_omp_clause_num_threads): Same.
16392 (cp_parser_omp_clause_ordered): Same.
16393 (cp_parser_omp_clause_schedule): Same.
16394 (cp_parser_omp_clause_untied): Same.
16395 (cp_parser_omp_for_loop): Same.
16396 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16397 * c-tree.h (c_start_case): Add location argument.
16398 (c_process_expr_stmt): Same.
16399 (c_finish_goto_*): Same.
16400 * tree-parloops.c (initialize_reductions): Pass location to
16402 (create_parallel_loop): Same.
16403 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16404 (gfc_trans_omp_reduction_list): Same.
16405 (gfc_trans_omp_clauses): Same.
16406 (gfc_trans_omp_do): Same.
16407 * c-typeck.c (c_finish_goto_label): Same.
16408 (c_finish_goto_ptr): New location argument.
16409 (c_start_case): Same.
16410 (emit_side_effect_warnings): Same.
16411 (c_process_expr_stmt): Same.
16412 (c_finish_stmt_expr): Same.
16413 (c_finish_omp_clauses): Use error_at instead of error.
16414 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16416 * c-omp.c (c_split_parallel_clauses): New location argument.
16417 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16418 to build_omp_clause.
16419 (convert_local_reference_stmt): Same.
16420 (convert_gimple_call): Same.
16421 * c-common.h (c_split_parallel_clauses): New argument.
16422 * c-parser.c (c_parser_statement_after_labels): Pass location to
16423 c_finish_goto_label.
16424 (c_parser_switch_statement): Pass location to c_start_case.
16425 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16426 and c_process_expr_stmt.
16427 (c_parser_omp_variable_list): Add location argument.
16428 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16429 (c_parser_omp_clause_default): Same.
16430 (c_parser_omp_clause_if): Same.
16431 (c_parser_omp_clause_num_threads): Same.
16432 (-c_parser_omp_clause_ordered): Same.
16433 (c_parser_omp_clause_reduction): Pass location to
16434 c_parser_omp_variable_list.
16435 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16436 (c_parser_omp_clause_untied): Same.
16437 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16438 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16440 * c-tree.h (check_for_loop_decls, undeclared_variable,
16441 build_component_ref, build_array_ref, build_external_ref,
16442 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16443 build_conditional_expr, build_compound_expr, c_cast_expr,
16444 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16445 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16447 * c-semantics.c (build_stmt): Same.
16448 (build_case_label): Same.
16449 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16450 (undeclared_variable): New argument.
16451 (make_label): Same.
16452 (lookup_label): Pass location on down.
16453 (define_label): Same.
16454 (finish_decl): Same.
16455 (build_compound_literal): Same.
16456 (finish_struct): Same.
16457 (finish_function): Do not set location here.
16458 (check_for_loop_decls): New argument.
16459 * tree.c (save_expr): Set location.
16460 (build_empty_stmt): New argument.
16461 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16462 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16463 * builtins.c (gimplify_va_arg_expr): Use locations.
16464 (expand_builtin_sync_operation): Same.
16465 * c-typeck.c (build_component_ref): New argument.
16466 (build_array_ref): Same.
16467 (build_external_ref): Same.
16468 (c_expr_sizeof_expr): Same.
16469 (c_expr_sizeof_type): Same.
16470 (parser_build_unary_op): Same.
16471 (build_conditional_expr): Same.
16472 (build_compound_expr): Pass location on down.
16473 (build_compound_expr): New argument.
16474 (build_c_cast): Same.
16475 (c_cast_expr): Same.
16476 (build_asm_expr): Same.
16477 (c_finish_return): Same.
16478 (c_process_expr_stmt): Pass location on down.
16479 (c_finish_stmt_expr): New argument.
16480 (push_clenaup): Same.
16481 (c_finish_omp_parallel): Same.
16482 (c_finish_omp_task): Same.
16483 * gimplify.c (gimplify_call_expr): Pass location on down.
16484 * c-omp.c (c_finish_omp_master): New argument.
16485 (c_finish_omp_critical): Same.
16486 (c_finish_omp_ordered): Same.
16487 (c_finish_omp_barrier): Same.
16488 (-c_finish_omp_taskwait): Same.
16489 (c_finish_omp_atomic): Same.
16490 (c_finish_omp_flush): Same.
16491 * tree-inline.c (copy_tree_body_r): Pass location on down.
16492 (inline_forbidden_p): Remove use of input_location.
16493 * c-gimplify.c (c_build_bind_expr): New argument.
16494 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16495 (c_sizeof_or_alignof_type): New argument.
16496 (c_alignof_expr): Same.
16497 (build_va_arg): Same.
16498 (c_add_case_label): Same.
16499 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16500 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16501 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16502 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16503 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16504 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16506 * stub-objc.c (objc_build_selector_expr): Same.
16507 (objc_build_throw_stmt): Same.
16508 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16509 (c_parser_initelt): Same.
16510 (c_parser_compound_statement): Same.
16511 (c_parser_compound_statement_nostart): Same.
16512 (c_parser_label): Same.
16513 (c_parser_statement_after_labels): Same.
16514 (c_parser_if_body): Same.
16515 (c_parser_else_body): Same.
16516 (c_parser_if_statement): Same.
16517 (c_parser_switch_statement): Same.
16518 (c_parser_while_statement): Same.
16519 (c_parser_do_statement): Same.
16520 (c_parser_for_statement): Same.
16521 (c_parser_asm_statement): Same.
16522 (c_parser_conditional_expression): Same.
16523 (c_parser_binary_expression): Same.
16524 (c_parser_cast_expression): Same.
16525 (c_parser_unary_expression): Same.
16526 (c_parser_sizeof_expression): Same.
16527 (c_parser_alignof_expression): Same.
16528 (c_parser_postfix_expression): Same.
16529 (c_parser_expression): Same.
16530 (c_parser_objc_receiver): Same.
16531 (c_parser_omp_variable_list): Same.
16532 (c_parser_omp_structured_block): Same.
16533 (c_parser_omp_atomic): New argument.
16534 (c_parser_omp_barrier): Same.
16535 (c_parser_omp_critical): Same.
16536 (c_parser_omp_flush): Pass location on down.
16537 (c_parser_omp_for_loop): New argument.
16538 (c_parser_omp_for): Same.
16539 (c_parser_omp_master): Same.
16540 (c_parser_omp_ordered): Same.
16541 (c_parser_omp_sections_scope): Same.
16542 (c_parser_omp_sections): Same.
16543 (c_parser_omp_parallel): Same.
16544 (c_parser_omp_single): Same.
16545 (c_parser_omp_task): Same.
16546 (c_parser_omp_taskwait): Pass location on down.
16547 (c_parser_omp_construct): Same.
16548 (c_parser_omp_threadprivate): Same.
16549 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16550 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16551 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16552 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16553 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16554 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16555 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16556 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16557 config/i386/i386.c, stmt.c:
16558 Add location argument to the following function definitions and/or
16559 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16560 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16561 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16562 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16563 do_case, c_finish_bc_stmt, build_compound_literal,
16564 build_function_call.
16565 * c-decl.c (build_compound_literal): Add location argument.
16566 Make all diagnostic calls use location.
16567 (start_struct): Same.
16568 (finish_struct): Same.
16569 (start_enum): Same.
16570 (build_enumerator): Same.
16571 (start_function): Same.
16572 (grokdeclarator): Make all diagnostic calls use location.
16573 (store_parm_decls_oldstyle): Same.
16574 * c-typeck.c (build_function_call): Add location argument.
16575 Make all diagnostic calls use location.
16577 (c_finish_bc_stmt): Same.
16578 * tree-nested.c (get_trampoline_type): Add argument.
16579 Pass location to build_decl.
16580 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16581 * rtl.h (RTL_LOCATION): New.
16582 * c-common.c (c_add_case_label): Add location argument.
16583 Make all diagnostic calls use location.
16584 * c-common.h: Add location argument to make_fname_decl, do_case,
16585 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16586 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16587 Set it appropriately for every case. Pass enum_loc to start_enum
16588 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16590 (c_parser_struct_or_union_specifier): Save location. Use it for
16591 start_struct, finish_struct, and parser_xref_tag.
16593 2009-06-12 Ian Lance Taylor <iant@google.com>
16595 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16597 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16598 cpp_opts->warn_cxx_operator_names.
16600 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16603 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16604 is returns NULL and OP is a VCE, look through the VCE.
16606 2009-06-12 Ian Lance Taylor <iant@google.com>
16609 * collect2.c (main): Use CONST_CAST2 in code inside #if
16610 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16612 2009-06-12 Joey Ye <joey.ye@intel.com>
16614 PR middle-end/39146
16615 * cfgexpand.c (get_decl_align_unit): Update
16616 max_used_stack_slot_alignment with align instead of
16617 stack_alignment_needed.
16619 * function.c (assign_stack_local_1): Update
16620 max_used_stack_slot_alignment with alignment_in_bits instead
16621 of stack_alignment_needed.
16622 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16625 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16627 * dwarf2out.c (last_var_location_insn): New variable.
16628 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16629 (dwarf2out_var_location): Don't record anything after last real
16630 insn. Only change labels if there were any real instructions
16631 in between last note and this one, or if changed sections.
16633 2009-06-11 Richard Henderson <rth@redhat.com>
16635 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16636 note when storing the frame pointer in a register.
16637 (FRP): Don't redefine to nothing for epilogue.
16638 (alpha_expand_epilogue): Mark register and sp restores.
16639 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16641 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16642 when gen_lowpart is needed.
16644 2009-06-11 Richard Henderson <rth@redhat.com>
16646 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16648 * dwarf2out.c (need_data_align_sf_opcode): New.
16649 (div_data_align): Move earlier.
16650 (def_cfa_1, reg_save): Use it.
16652 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16654 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16655 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16656 (ix86_handle_option): Handle OPT_mcrc32.
16657 (ix86_target_string): Add -mcrc32.
16658 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16660 * config/i386/i386.h (TARGET_CRC32): New.
16662 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16663 (sse4_2_crc32di): Likewise.
16665 * config/i386/i386.opt (mcrc32): New.
16667 * doc/invoke.texi: Document -mcrc32.
16669 2009-06-11 Richard Henderson <rth@redhat.com>
16671 * common.opt (gdwarf-): Accept a version number.
16672 * doc/invoke.texi (gdwarf-): Update docs.
16673 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16674 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16675 version level, and record it.
16677 * dwarf2.h (DW_CIE_VERSION): Remove.
16678 * dwarf2out.c (DWARF_VERSION): Remove.
16679 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16680 (output_call_frame_info): Use CIE version 3 for dwarf3,
16681 or if the return register column is out of range for version 1.
16682 (dwarf_stack_op_name): Add all dwarf3 values.
16683 (DEBUG_PUBTYPES_SECTION): New.
16684 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16685 encoding change for dwarf3.
16686 (output_die) [dw_val_class_die_ref]: Likewise.
16687 (output_compilation_unit_header): Emit correct version for dwarf3.
16688 (output_line_info): Likewise.
16689 (output_pubnames): Update for DWARF_VERSION removal.
16690 (output_aranges): Likewise.
16691 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16692 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16693 (dwarf2out_finish): Likewise.
16695 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16697 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16700 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16703 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16704 * builtins.c (expand_builtin_unreachable): New function.
16705 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16706 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16707 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16709 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16710 searching for missing barriers.
16712 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16714 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16715 when -fprofile-generate* was passed.
16716 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16718 2009-06-11 Anthony Green <green@moxielogic.com>
16720 * config/moxie/moxie.md: Define length attribute for all instructions.
16722 (*b<cond:code>): Support limited branch ranges for new PC-relative
16723 branch instructions.
16724 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16726 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16728 * config/i386/i386.c (min_insn_size): Use get_attr_length
16729 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16730 For __asm return 0.
16732 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16733 instead of emit_insn_before.
16735 2009-06-10 Ian Lance Taylor <iant@google.com>
16738 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16741 2009-06-10 Revital Eres <eres@il.ibm.com>
16743 * passes.c (init_optimization_passes): Reschedule
16744 predictive-commoning pass before complete unroll pass.
16746 2009-06-10 Martin Jambor <mjambor@suse.cz>
16748 * cgraph.c (cgraph_node_can_be_local_p): New function.
16749 (cgraph_make_node_local): New function.
16750 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16751 (cgraph_make_node_local): Declare.
16753 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16755 * tree.h (tree_base): Add packed_flag and user_align fields.
16756 Decrease size of spare field.
16757 (TYPE_USER_ALIGN): Use user_align from tree_base.
16758 (DECL_USER_ALIGN): Likewise.
16759 (TYPE_PACKED): Use packed_flag from tree_base.
16760 (DECL_PACKED): Likewise.
16761 (tree_type): Delete packed_flag and user_align fields. Widen
16762 precision field. Widen mode field and shuffle fields to align
16763 mode on an 8-bit boundary.
16764 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16765 Renumber decl_flag_* fields. Fix comments. Widen
16766 decl_common_unused field.
16767 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16768 (DECL_EXTERNAL): Likewise.
16769 (DECL_BIT_FIELD): Likewise.
16770 (DECL_NONADDRESSABLE_P): Likewise.
16771 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16772 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16774 2009-06-10 Ian Lance Taylor <iant@google.com>
16776 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16777 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16778 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16779 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16780 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16781 DEF_VEC_ALLOC_FUNC_P.
16782 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16783 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16784 DEF_VEC_ALLOC_FUNC_O.
16785 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16786 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16787 DEF_VEC_ALLOC_FUNC_I.
16788 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16789 (vec_stack_p_reserve_exact_1): Declare.
16790 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16791 (vec_stack_free): Declare.
16792 (VEC_stack_alloc): Define.
16793 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16794 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16795 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16796 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16798 (stack_vecs): New static variable.
16799 (vec_stack_p_reserve_exact_1): New function.
16800 (vec_stack_o_reserve_1): New static function.
16801 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16802 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16803 (vec_stack_free): New function.
16804 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16805 (VEC_df_ref_stack_alloc): Define.
16806 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16807 DEF_VEC_ALLOC_P_STACK.
16808 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16809 (struct df_collection_rec): Change _vec fields to VEC. Remove
16811 (df_free_collection_rec): Adjust for new fields.
16812 (df_insn_rescan): Use new df_collection_rec fields.
16813 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16814 (df_ref_create_structure, df_ref_record): Likewise.
16815 (df_get_conditional_uses, df_get_call_refs): Likewise.
16816 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16817 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16818 (df_record_exit_block_uses, df_bb_verify): Likewise.
16819 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16820 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16821 Remove count parameter. Change return type to void. Change all
16823 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16824 Remove count parameter. Change return type to void. Change all
16826 (df_install_refs): Change old_vec parameter to VEC. Remove count
16827 parameter. Change all callers.
16828 (df_install_mws): Change old_vec parameter to VEC. Remove count
16829 parameter. Change all callers.
16830 (df_refs_verify): Change new_rec parameter to VEC. Change call
16832 (df_mws_verify): Likewise.
16834 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16836 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16838 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16840 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16842 2009-06-10 Anthony Green <green@moxielogic.com>
16844 * config/moxie/crti.asm: New file.
16845 * config/moxie/crtn.asm: New file.
16846 * config/moxie/moxie.c: New file.
16847 * config/moxie/moxie.h: New file.
16848 * config/moxie/sfp-machine.h: New file.
16849 * config/moxie/moxie-protos.h: New file.
16850 * config/moxie/t-moxie: Created.
16851 * config/moxie/t-moxie-softfp: Created.
16852 * config/moxie/moxie.md: Created.
16853 * config/moxie/constraints.md: Created.
16854 * config.gcc: Add moxie support.
16855 * doc/md.texi (Machine Constraints): Add moxie constraints.
16856 * doc/contrib.texi (Contributors): Mention moxie port.
16857 * doc/install.texi (Specific): Mention the moxie port.
16859 2009-06-09 Ian Lance Taylor <iant@google.com>
16861 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16862 compiling with C++.
16863 * optabs.c (optab_table): Only use designated initializers if
16864 HAVE_DESIGNATED_INITIALIZERS is defined.
16865 (convert_optab_table): Likewise.
16866 (init_optabs): Always call init_insn_codes if
16867 HAVE_DESIGNATED_INITIALIZERS is not defined.
16869 2009-06-09 Ian Lance Taylor <iant@google.com>
16871 * targhooks.c (default_builtin_vectorized_function): Change fn
16872 parameter to unsigned int.
16873 (default_builtin_vectorized_conversion): Change code parameter to
16875 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16876 * targhooks.h: Update declarations.
16877 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16878 parameter to unsigned int.
16880 * c-typeck.c (comptypes_check_enum_int): New static function.
16881 (comptypes_internal): Add enum_and_int_p parameter. Change all
16883 (comp_target_types): Add location parameter. Change all callers.
16884 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16885 Change all callers.
16886 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16887 (build_conditional_expr): Add colon_loc parameter. Change all
16889 (convert_for_assignment): Add location parameter. Change all callers.
16890 * c-parser.c (c_parser_conditional_expression): Pass location of
16891 colon to build_conditional_expr.
16892 * c-tree.h (build_conditional_expr): Update declaration.
16894 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16896 * graphite.c: Revert previous patch.
16898 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16901 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16903 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16905 * tree-ssa-loop-prefetch.c
16906 (loop_prefetch_arrays): Fixed a portability problem in printf format
16909 2009-06-09 Martin Jambor <mjambor@suse.cz>
16911 PR tree-optimization/40351
16912 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16913 refrence to a potential artifical subaccess can be constructed.
16915 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16917 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16918 (sh_override_options): Likewise.
16919 * config/sh/sh.c: Include params.h.
16920 (sh_optimization_options): New.
16921 (sh_override_options): Likewise.
16922 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16923 (OVERRIDE_OPTIONS): Use sh_override_options.
16925 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16927 * dwarf2out.c (emit_cfa_remember): New variable.
16928 (add_fde_cfi): If emit_cfa_remember, recurse to add
16929 DW_CFA_remember_state first.
16930 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16931 instead just set emit_cfa_remember.
16933 2009-06-08 Jan Hubicka <jh@suse.cz>
16936 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16938 2009-06-08 Jan Hubicka <jh@suse.cz>
16940 PR middle-end/39834
16941 * cgraphunit.c (save_inline_function_body): Do not copy transform
16942 hooks for saved inline bodies.
16943 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16944 for given function.
16946 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16948 * jump.c (returnjump_p): Handle delayed branches. Add missing
16951 2009-06-08 Jan Hubicka <jh@suse.cz>
16953 PR middle-end/40102
16954 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16955 original node might've been modified.
16956 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16958 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16960 * tree-object-size.c (addr_object_size): Add OSI argument.
16961 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16962 (compute_builtin_object_size, expr_object_size): Adjust callers.
16963 (plus_stmt_object_size): Call addr_object_size instead of
16964 compute_builtin_object_size.
16966 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16967 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16969 * tree-ssa-loop-prefetch.c
16970 (gather_memory_references): Introduced a counter for the number of
16972 (anything_to_prefetch_p): Introduced a counter for the number of
16974 (is_loop_prefetching_profitable): New function with a cost model
16976 (loop_prefetch_arrays): Use the new cost model to determine if
16977 prefetching is profitable.
16978 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16979 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16980 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16981 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16982 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16983 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16985 2009-06-08 Michael Matz <matz@suse.de>
16988 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16989 partitions use the same.
16990 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16991 for basevars of SSA_NAMEs.
16992 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16993 to not expand them twice.
16994 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16997 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16999 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17000 (fdump-final-insns=, gtoggle): New.
17001 * doc/invoke.texi: Document them.
17002 * final.c (rest_of_clean_state): Dump final insn stream.
17003 * gcc.c (invoke_as): Hook in -fcompare-debug.
17004 (static_spec_functions): Add compare-debug-dump-opt,
17005 compare-debug-self-opt and compare-debug-auxbase-opt.
17006 (compare_debug, compare_debug_second, compare_debug_opt): New.
17007 (switches_debug_check, n_switches_debug_check): New.
17008 (debug_auxbase_opt, debug_check_temp_file): New.
17009 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17011 (do_self_spec): Handle arguments after switches.
17012 (do_spec_1): Add .gk extension to temp file basenames for compare.
17013 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17014 (cc1_options): Use it instead of normal auxbase computation for
17015 the second compare-debug compilation.
17016 (compare_files): New.
17017 (main): Set up and implement compare debug mode.
17018 (compare_debug_dump_opt_spec_function): New.
17019 (compare_debug_self_opt_spec_function): New.
17020 (compare_debug_auxbase_opt_spec_function): New.
17021 * toplev.c (process_options): Handle flag_gtoggle,
17022 flag_dump_final_insns.
17023 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17024 during -fcompare-debug-second compilation.
17026 2009-06-07 Ian Lance Taylor <iant@google.com>
17028 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17029 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17031 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17032 with no default node. Change warning with %H to warning_at.
17033 Don't clear warn_switch around case checking.
17034 * doc/invoke.texi (Warning Options): Clarify distinction between
17035 -Wswitch and -Wswitch-enum.
17037 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17039 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17041 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17043 * gbl-ctors.h: Add header guard.
17045 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17047 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17048 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17049 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17050 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17051 prototypes for removed functions.
17052 (expressions_equal_p): Move to ...
17053 * tree-ssa-sccvn.h: ... here and ...
17054 * matrix-reorg.c: ... adjust includes.
17056 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17058 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17060 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17062 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17063 (finish_function): Remove erroneous whitespace.
17065 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17067 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17068 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17070 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17072 * errors.c (internal_error): Commentary typo fix.
17073 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17074 * tree-ssa-pre.c: Ditto.
17076 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17078 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17079 them is supposed to hold actual statements.
17081 2009-06-06 Ian Lance Taylor <iant@google.com>
17083 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17084 empty statements can now have attributes.
17086 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17088 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17089 * config/mips/mips.md: Ditto.
17091 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17093 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17095 (__eabi_uconvert): Likewise.
17097 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17099 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17100 CFI_* definitions with IN_GCC.
17102 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17104 * xcoffout.h (xcoffout_source_line): Update prototype.
17106 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17108 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17109 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17111 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17113 PR middle-end/40340
17114 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17115 inlined_function_outer_scope_p blocks for artificial inlines
17117 * tree.c (tree_nonartificial_location): Rewrite using
17118 block_nonartificial_location.
17120 2009-06-05 Revital Eres <eres@il.ibm.com>
17121 Leehod Baruch <leehod@il.ibm.com>
17123 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17124 (expand_expr_real_1): Remove comment.
17125 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17126 Vectorize misaligned access when the target supports it.
17127 (vect_supportable_dr_alignment): Check for unaligned access support.
17128 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17131 2009-06-05 Julian Brown <julian@codesourcery.com>
17133 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17134 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17136 2009-06-05 Richard Guenther <rguenther@suse.de>
17139 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17140 as possibly unused.
17142 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17144 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17145 (save_gprs): Don't tell unwinder when a global register is saved.
17146 (s390_emit_epilogue): Emit needed epilogue unwind info.
17148 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17150 * dwarf2out.c (deferred_asm_name): New.
17151 (add_name_and_src_coords_attributes): Defer creation of
17152 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17154 (move_linkage_attr): New.
17155 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17158 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17160 * tree-nested.c (finalize_nesting_tree_1): Declare the
17161 frame_decl in the binding tree.
17163 2009-06-04 Cary Coutant <ccoutant@google.com>
17165 * basic-block.h (struct basic_block_def): Add discriminator field.
17166 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17168 * debug.c (do_nothing_debug_hooks): Add additional entry.
17169 (debug_nothing_int_charstar_int): New function.
17170 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17171 (debug_nothing_int_charstar_int): New declaration.
17172 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17173 discriminator value in .loc directive.
17174 * final.c (last_discriminator): New variable.
17175 (discriminator): New variable.
17176 (final_start_function): Initialize above variables, pass current
17177 discriminator to debug hook.
17178 (notice_source_line): Check for discriminator change.
17179 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17180 * sdbout.c (sdbout_source_line): New parameter.
17181 * tree-cfg.c (struct locus_discrim_map): New structure type.
17182 (discriminator_per_locus): New hash table.
17183 (build_gimple_cfg): Allocate and free discriminator hash table.
17184 (make_edges): Call assign_discriminator.
17185 (locus_map_hash): New function.
17186 (locus_map_eq): New function.
17187 (next_discriminator_for_locus): New function.
17188 (same_line_p): New function.
17189 (assign_discriminator): New function.
17190 (make_cond_expr_edges): Call assign_discriminator.
17191 (make_gimple_switch_edges): Likewise.
17192 (first_non_label_stmt): New function.
17193 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17195 * xcoffout.c (xcoffout_source_line): Add new parameter.
17197 * configure.ac (gcc_cv_as_discriminator): New configury check for
17198 gas support for discriminator.
17199 * configure: Regenerate.
17200 * config.in: Regenerate.
17202 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17204 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17205 val after checking for integers.
17207 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17209 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17211 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17212 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17213 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17214 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17215 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17216 X64_SSE_REGPARM_MAX.
17217 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17218 X64_SSE_REGPARM_MAX.
17220 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17222 * gcc.c (report_times_to_file): New.
17223 (execute): Implement it.
17224 (process_command): Support -time=.
17225 * doc/invoke.texi: Document it.
17227 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17229 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17230 that have value exprs.
17232 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17234 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17235 declarations for constants until...
17236 (dw2_output_indirect_constant_1): ... this point.
17238 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17241 * arm.md (arm_addsi3): Don't try to split an add with an
17242 eliminable register until after reload has completed.
17244 2009-06-03 Ian Lance Taylor <iant@google.com>
17246 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17247 * genattrtab.c (write_length_unit_log): Likewise.
17248 * genchecksum.c (dosum): Likewise.
17249 * gengtype.c (write_rtx_next): Likewise.
17250 (finish_root_table, write_roots): Likewise.
17251 * gimple.c (gimple_ops_offset_): Likewise.
17252 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17253 * config/arc/arc.c (arc_attribute_table): Likewise.
17254 * config/arm/arm.c (arm_attribute_table): Likewise.
17255 * config/avr/avr.c (avr_attribute_table): Likewise.
17256 * config/crx/crx.c (crx_attribute_table): Likewise.
17257 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17258 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17259 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17260 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17261 * config/sh/sh.c (sh_attribute_table): Likewise.
17262 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17263 * config/spu/spu.c (spu_attribute_table): Likewise.
17264 * config/v850/v850.c (v850_attribute_table): Likewise.
17266 * config/alpha/alpha.c (vms_attribute_table): Make static.
17267 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17268 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17269 * config/mips/mips.c (mips_attribute_table): Likewise.
17271 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17273 (cc1-checksum.o): Likewise.
17275 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17277 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17279 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17281 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17282 insn if it is changing sp. Use gen_add3_insn instead of
17283 conditionally gen_addsi3 and gen_adddi3.
17284 (offset_below_red_zone_p): New static inline function.
17285 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17286 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17287 * config/rs6000/ppc-asm.h: Include auto-host.h.
17288 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17289 CFI_RESTORE): Define.
17290 * config/rs6000/crtresxgpr.asm: Add unwind info.
17291 * config/rs6000/crtresxfpr.asm: Likewise.
17292 * config/rs6000/crtresgpr.asm: Likewise.
17293 * config/rs6000/crtresfpr.asm: Likewise.
17294 * config/rs6000/crtsavgpr.asm: Likewise.
17295 * config/rs6000/crtsavfpr.asm: Likewise.
17297 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17298 argument of DWARF2_FRAME_REG_OUT macros.
17300 2009-06-03 Julian Brown <julian@codesourcery.com>
17302 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17303 words or less (including TImode) in core registers.
17305 2009-06-03 Richard Guenther <rguenther@suse.de>
17307 PR middle-end/40328
17308 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17310 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17312 * statistics.c (statistics_counter_event): Do not record event
17313 in pass dump if its number == -1.
17314 (curr_statistics_hash): Add assert that we never get passes
17315 with static number == -1.
17317 2009-06-03 Richard Guenther <rguenther@suse.de>
17318 Andrey Belevantsev <abel@ispras.ru>
17320 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17321 non-BLKmode arrays addressable.
17323 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17325 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17326 * config/m68k/m68k.h: ... here.
17328 2009-06-03 Martin Jambor <mjambor@suse.cz>
17330 PR tree-optimization/40323
17331 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17334 2009-06-03 Richard Guenther <rguenther@suse.de>
17336 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17339 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17341 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17342 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17343 JUMP_TABLE_DATA_P where applicable.
17344 * config/sh/sh.c: Ditto.
17345 * config/sh/sh.h: Ditto.
17346 * config/sh/sh.md: Ditto.
17347 * config/sh/symbian.c: Ditto.
17349 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17351 * config/i386/driver-i386.c (describe_cache): Optimize
17352 concatenation of strings. Use snprintf instead of sprintf.
17353 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17354 target when not compiling with GCC.
17356 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17358 * config/sh/sh.c: Revert last change.
17359 (sh_expand_epilogue): Emit a blockage insn before the frame
17360 pointer adjustment unconditionally.
17362 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17364 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17365 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17366 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17367 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17368 to COLLECT_GCC_OPTIONS.
17370 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17372 * collect2.c (target_system_root): New variable.
17373 (main): Handle --sysroot=.
17374 (ignore_library): Strip the sysroot from the library path.
17376 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17378 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17379 (collect2.o): Depend on collect2-aix.h.
17380 (collect2-aix.o): New rule.
17381 * collect2-aix.h: New file.
17382 * collect2-aix.c: Likewise.
17383 * collect2.c: Include collect2-aix.h. Don't undefine
17384 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17385 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17386 Use TARGET_AIX_VERSION instead of _AIX51.
17387 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17388 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17389 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17390 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17391 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17393 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17395 * collect2.c (ignore_library): Avoid premature post-increment
17396 and null deference.
17398 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17400 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17401 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17402 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17403 CROSS_DIRECTORY_STRUCTURE too.
17404 (LINK_LIBG_SPEC): Likewise.
17405 (LIB_SPEC): Add %R to sysroot paths.
17406 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17407 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17408 * config/rs6000/aix51.h: As for aix43.h.
17409 * config/rs6000/aix52.h: Likewise.
17410 * config/rs6000/aix53.h: Likewise.
17411 * config/rs6000/aix61.h: Likewise.
17412 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17413 to the beginning of sysroot paths.
17415 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17417 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17418 INSN_LISTs that are out of the REG_NOTE range.
17420 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17422 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17423 (struct var_to_expand): Likewise.
17424 (struct opt_info): Add head and tail for linked lists of the above.
17425 (analyze_insn_to_expand_var): Initialize next.
17426 (analyze_iv_to_split_insn): Likewise.
17427 (analyze_insns_in_loop): Create linked lists.
17428 (allocate_basic_variable): Simplify for use without hash table.
17429 (insert_var_expansion_initialization): Likewise, make it type-safer.
17430 (combine_var_copies_in_loop_exit): Likewise.
17431 (apply_opt_in_copies): Walk lists rather than hash tables.
17432 (release_var_copies): Simplified and inlined by hand into...
17433 (free_opt_info): ... this function.
17435 2009-06-02 Richard Guenther <rguenther@suse.de>
17437 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17440 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17442 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17443 only for builtins that are not overridden.
17445 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17447 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17450 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17452 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17454 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17456 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17458 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17460 * common.opt (fdump-unnumbered-links): New.
17461 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17462 * print-rtl.c (flag_dump_unnumbered_links): New.
17463 (print_rtx): Test it.
17465 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17467 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17468 push/pop multiple to 8-byte alignment.
17470 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17472 * config/i386/i386.c (queued_cfa_restores): New static variable.
17473 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17475 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17476 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17477 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17478 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17479 note unconditionally.
17480 (ix86_emit_restore_regs_using_mov): Likewise.
17481 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17482 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17483 it through to ix86_emit_restore_reg_using_pop.
17484 (ix86_emit_leave): Add RED_OFFSET argument. Call
17485 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17486 instead of adding REG_CFA_OFFSET note unconditionally.
17487 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17488 the above functions. Call ix86_add_queued_cfa_restore_notes when
17491 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17492 force output of the label even for dwarf2out_do_cfi_asm.
17493 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17494 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17495 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17497 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17498 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17499 dwarf2out_cfi_label callers.
17500 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17501 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17502 Adjust dwarf2out_cfi_label callers.
17503 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17505 * config/i386/i386.h (struct machine_cfa_state,
17506 struct machine_function): Guard with ifndef USED_FOR_TARGET
17507 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17510 * emutls.c (__emutls_get_address): Change arr->size to mean number
17511 of allocated arr->data entries instead of # of slots + 1.
17513 PR middle-end/40316
17514 * recog.c (peep2_reinit_state): New function.
17515 (peephole2_init_state): Use it at the end of a basic block and also
17516 when seeing a RTX_FRAME_RELATED_P insn.
17518 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17520 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17521 fixuns_truncrfdi2): New.
17522 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17523 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17524 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17525 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17526 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17527 *recip_approx): Remove.
17528 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17529 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17530 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17532 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17535 2009-06-01 Ian Lance Taylor <iant@google.com>
17537 * attribs.c (register_attribute): Use CONST_CAST.
17538 * collect2.c (main): Use CONST_CAST2.
17539 (scan_prog_file): Likewise.
17540 * gcc.c (process_command, main): Likewise.
17541 * toplev.c (toplev_main): Likewise.
17543 * c-typeck.c (handle_warn_cast_qual): New static function,
17544 partially broken out of build_c_cast.
17545 (build_c_cast): Call handle_warn_cast_qual.
17546 * doc/invoke.texi (Warning Options): Document new effect of
17549 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17551 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17552 (diagnostic_report_current_module): Print columns.
17553 * common.opt (flag_show_column): Enable by default.
17555 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17557 * alias.c (find_base_term): Check for NULL term before returning.
17559 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17561 Revert due to PR40320:
17562 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17563 * calls.c (emit_library_call_value_1): Don't force_operand for move
17566 2009-06-01 Olivier Hainque <hainque@adacore.com>
17567 Eric Botcazou <ebotcazou@adacore.com>
17569 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17570 to be processed as a bitfield for constructor output purposes.
17571 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17573 * varasm.c (oc_local_state): New type, output_constructor
17574 local state to support communication with helpers.
17575 (oc_outer_state): New type, output_constructor outer state of
17576 relevance in recursive calls.
17577 (output_constructor_array_range): New output_constructor helper,
17578 extracted code for an array range element.
17579 (output_constructor_regular_field): New output_constructor helper,
17580 extracted code for an element that is not a bitfield.
17581 (output_constructor_bitfield): New output_constructor helper,
17582 extracted code for a bitfield element. Accept an OUTER state
17583 argument for recursive processing. Recurse on record or array
17584 CONSTRUCTOR values, possibly past noop conversions.
17585 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17586 VALUE is a valid constant-valued expression for use in a static
17587 bit-field initializer.
17588 (output_constructor): Rework to use helpers. Accept and honor an
17589 OUTER state argument for recursive calls. Return total size. Be
17590 prepared for nested constructors initializing bitfields.
17591 (output_constant): Feed OUTER in calls to output_constructor.
17593 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17595 * calls.c (emit_library_call_value_1): Don't force_operand for move
17598 2009-06-01 Nick Clifton <nickc@redhat.com>
17600 * doc/invoke.texi (IA-64 Options): Fix typo.
17602 2009-06-01 Ira Rosen <irar@il.ibm.com>
17604 PR tree-optimization/39129
17605 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17607 (vect_do_peeling_for_loop_bound): Use
17608 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17609 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17610 (vect_loop_versioning): Likewise.
17611 (vect_create_cond_for_alias_checks): Fix indentation.
17612 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17614 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17615 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17616 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17617 "control flow in loop".
17618 (vect_estimate_min_profitable_iters): Use
17619 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17620 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17621 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17622 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17623 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17624 statement belongs to a group of strided accesses with the exact code
17626 (vectorizable_load): Likewise.
17627 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17628 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17630 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17632 * config/freebsd-stdint.h: New file.
17633 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17634 Add freebsd-stdint.h to tm_file.
17636 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17638 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17639 (thumb2_extendhidi2): Likewise.
17641 2009-05-31 Ian Lance Taylor <iant@google.com>
17643 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17645 2009-05-31 Ian Lance Taylor <iant@google.com>
17647 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17648 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17649 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17651 2009-05-31 Jason Merrill <jason@redhat.com>
17653 * tree-pretty-print.c (print_call_name): Take the callee, not the
17654 call itself. Make non-static. Use dump_function_name for functions.
17655 (dump_generic_node): Adjust.
17656 * diagnostic.h: Declare print_call_name.
17657 * gimple-pretty-print.c (dump_gimple_call): Use it.
17659 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17661 * config/sh/sh.md (ashldi3_std): New define_expand.
17664 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17667 * config/sh/sh.c: Include debug.h.
17668 (sh_expand_epilogue): Emit a blockage insn before the frame
17669 pointer adjustment also when dwarf2out_do_frame returns true.
17671 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17673 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17674 (thumb2_extendqidi2): New pattern.
17676 2009-05-31 Ira Rosen <irar@il.ibm.com>
17678 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17679 mark phis for renaming.
17680 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17681 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17682 Call mark_sym_for_renaming.
17683 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17684 * tree-vect-loop.c (vect_transform_loop): Remove
17685 vect_memsyms_to_rename initialization and a call to
17686 mark_set_for_renaming.
17688 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17690 PR middle-end/40304
17691 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17692 frame related even if !set_cfa && style < 0.
17694 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17696 * config/i386/mingw-tls.c: New file.
17697 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17698 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17699 defining _WIN32 but not __CYGWIN__.
17701 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17703 * configure.ac: Add MPC support.
17705 * config.in, configure: Regenerate.
17707 2009-05-29 Richard Henderson <rth@redhat.com>
17709 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17710 NOTE_INSN_BASIC_BLOCK.
17711 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17712 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17713 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17715 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17717 (add_cfi): Disable check redefining cfa away from drap.
17718 (lookup_cfa_1): Add remember argument; handle remember/restore.
17719 (lookup_cfa): Pass remember argument.
17720 (cfa_remember): New.
17721 (compute_barrier_args_size_1): Remove sibcall check.
17722 (dwarf2out_frame_debug_def_cfa): New.
17723 (dwarf2out_frame_debug_adjust_cfa): New.
17724 (dwarf2out_frame_debug_cfa_offset): New.
17725 (dwarf2out_frame_debug_cfa_register): New.
17726 (dwarf2out_frame_debug_cfa_restore): New.
17727 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17728 (dwarf2out_begin_epilogue): New.
17729 (dwarf2out_frame_debug_restore_state): New.
17730 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17731 DW_CFA_restore_state.
17732 (output_cfi_directive): Likewise.
17733 (convert_cfa_to_fb_loc_list): Likewise.
17734 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17735 * dwarf2out.h: Update.
17736 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17737 (copy_insn_1): Early out for null.
17738 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17739 and dwarf2out_frame_debug_restore_state.
17740 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17741 (prologue_insn_hash, epilogue_insn_hash): New.
17742 (free_after_compilation): Adjust freeing accordingly.
17743 (record_insns): Create hash table if needed; push insns into
17744 hash instead of array.
17745 (maybe_copy_epilogue_insn): New.
17746 (contains): Search hash table instead of array.
17747 (sibcall_epilogue_contains): Remove.
17748 (thread_prologue_and_epilogue_insns): Split eh_return insns
17749 and mark them as epilogues.
17750 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17751 scanning in terms of basic blocks.
17752 * insn-notes.def (CFA_RESTORE_STATE): New.
17753 * jump.c (returnjump_p_1): Accept EH_RETURN.
17754 (eh_returnjump_p_1, eh_returnjump_p): New.
17755 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17756 CFA_REGISTER, CFA_RESTORE): New.
17757 * rtl.def (EH_RETURN): New.
17758 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17760 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17761 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17763 * config/i386/i386.c (gen_push): Update cfa state.
17764 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17765 add a CFA_ADJUST_CFA note.
17766 (ix86_dwarf_handle_frame_unspec): Remove.
17767 (ix86_expand_prologue): Update cfa state.
17768 (ix86_emit_restore_reg_using_pop): New.
17769 (ix86_emit_restore_regs_using_pop): New.
17770 (ix86_emit_leave): New.
17771 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17772 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17773 * config/i386/i386.h (struct machine_cfa_state): New.
17774 (ix86_cfa_state): New.
17775 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17776 (eh_return_internal): Merge from eh_return_<mode>,
17777 use eh_return rtx, split w/ epilogue.
17779 2009-05-29 Ian Lance Taylor <iant@google.com>
17781 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17783 * calls.c (emit_library_call_value_1): Likewise.
17785 * c-typeck.c (c_build_va_arg): New function.
17786 * c-tree.h (c_build_va_arg): Declare.
17787 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17788 instead of build_va_arg.
17790 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17792 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17793 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17794 (ptr_difference_cost): Use affine combinations to compute it.
17795 (difference_cost): Likewise.
17796 (get_computation_cost_at): Compute more accurate cost for addresses
17797 if the ratio is a multiplier allowed in addresses.
17798 For non-addresses, consider that an additional offset or symbol is
17801 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17803 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17804 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17806 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17807 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17808 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17810 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17811 to 1 for TYPE_SSE{IADD1,CVT1}.
17812 (prefix_vex_imm8): Removed.
17813 (length_vex): Only pass 1 as second argument to
17814 ix86_attr_length_vex_default if prefix_extra is 0.
17815 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17816 (length): For prefix vex computation use length_immediate
17817 attribute instead of prefix_vex_imm8.
17818 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17819 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17820 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17821 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17822 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17823 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17824 a space in between the operands.
17825 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17826 if one operand is 0xff and the other one si, di, bp or sp.
17827 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17828 other one si, di, bp or sp.
17829 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17830 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17831 type and mode attributes.
17832 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17833 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17834 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17835 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17836 prefix_data16 attribute iff MODE_DF.
17837 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17838 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17839 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17840 constm128_operand in length_immediate computation.
17841 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17842 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17843 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17844 length_immediate attribute to 1.
17845 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17846 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17847 for certain alternatives.
17848 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17849 prefix_data16 attribute if MODE_V1DF.
17850 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17851 length_immediate to 1.
17852 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17853 length_address to 4, set mode attribute to MODE_DI.
17854 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17855 (fxam<mode>2_i387): Set length attribute to 4.
17856 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17857 *prefetch_3dnow_rex): Override length_address attribute.
17858 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17860 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17861 (constm128_operand): Removed.
17862 * config/i386/i386.c (memory_address_length): For
17863 disp && !index && !base in 64-bit mode account for SIB byte if
17864 print_operand_address can't optimize disp32 into disp32(%rip)
17865 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17866 for fs: or gs: segment.
17867 (ix86_attr_length_immediate_default): When checking if shortform
17868 is possible, truncate immediate to the length of the non-shortened
17870 (ix86_attr_length_address_default): Ignore MEM_P operands
17872 (ix86_attr_length_vex_default): Only check for DImode on
17873 GENERAL_REG_P operands.
17874 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17875 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17876 (sse_cvttps2pi): Clear prefix_rep attribute.
17877 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17879 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17880 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17881 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17882 iff operand 2 is const_int_operand.
17883 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17884 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17885 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17887 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17889 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17890 prefix_data16 attribute for movlpd and movhpd instructions.
17891 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17892 length_immediate for shufpd instruction.
17893 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17894 (avx_cmpp<avxmodesuffixf2c><mode>3,
17895 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17896 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17897 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17898 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17899 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17900 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17901 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17902 prefix_data16 attribute for the first alternative to 1.
17903 (*avx_loadlps): Override length_immediate for the first alternative.
17904 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17905 attributes for second alternative.
17906 (*vec_concatv2sf_sse4_1): Override length_immediate and
17907 prefix_data16 attributes for second alternative.
17908 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17909 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17910 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17911 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17912 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17913 prefix_data16 and length_immediate to 1.
17914 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17916 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17917 prefix_extra attribute for variants that don't have 0f prefix alone.
17918 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17919 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17920 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17921 *sse4_1_pextrd): Set length_immediate to 1.
17922 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17923 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17925 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17926 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17927 length_immediate to 1 for second alternative.
17928 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17929 prefix_extra and length_immediate attributes for the first
17931 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17933 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17934 to 1 for the first and third alternative.
17935 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17937 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17939 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17941 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17942 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17943 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17944 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17945 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17946 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17947 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17948 ssse3_psign<mode>3): Override prefix_rex attribute.
17949 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17950 (ssse3_palignrti): Override length_immediate to 1.
17951 (ssse3_palignrdi): Override length_immediate to 1, override
17952 prefix_rex attribute.
17953 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17954 (sse4a_extrqi): Override length_immediate to 2.
17955 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17956 (sse4a_insertq): Override prefix_data16 to 0.
17957 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17958 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17959 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17960 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17961 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17962 and length_immediate to 1.
17963 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17964 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17965 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17966 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17967 and length_immediate to 1.
17968 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17969 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17970 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17971 avx_ptest256): Override prefix_extra to 1.
17972 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17973 Override prefix_data16 and length_immediate to 1.
17974 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17975 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17976 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17977 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17978 prefix_data16 to 0 and prefix_extra to 2.
17979 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17980 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17982 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17983 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17984 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17985 and prefix_extra to 2.
17986 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17987 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17988 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17989 avx_vpermilvar<mode>3,
17990 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17991 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17992 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17993 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17994 Override prefix_extra to 1.
17995 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17996 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17997 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17998 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17999 prefix_extra and length_immediate to 1.
18000 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18002 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18003 to 1 for the first alternative.
18004 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18005 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18007 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18008 *movv2sf_internal_avx, *movv2sf_internal): Override
18009 prefix_rep attribute for certain alternatives.
18010 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18011 attributes for certain alternatives.
18012 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18013 attributes for certain alternatives.
18014 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18015 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18016 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18017 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18018 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18019 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18020 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18021 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18022 length_immediate to 1 if operand 2 is const_int_operand.
18023 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18024 *vec_extractv2si_1): Set length_immediate attribute to 1.
18025 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18026 using old 3DNOW insn rather than SSE/3DNOW_A.
18027 (mmx_emms, mmx_femms): Clear modrm attribute.
18029 2009-05-29 Martin Jambor <mjambor@suse.cz>
18031 * tree-sra.c: New implementation of SRA.
18033 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18034 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18035 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18036 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18037 (SRA_MAX_STRUCTURE_COUNT): Removed.
18038 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18039 * doc/invoke.texi (sra-max-structure-size): Removed.
18040 (sra-field-structure-ratio): Removed.
18042 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18044 PR middle-end/40291
18045 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18048 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18050 PR rtl-optimization/40101
18051 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18052 seqno. Adjust comment.
18053 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18054 inserting bookkeeping before a jump, the jump is not scheduled.
18055 When no positive seqno found, provide a value. Add comment.
18057 2009-05-29 Richard Guenther <rguenther@suse.de>
18059 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18060 short-cutting on the first component.
18062 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18064 PR middle-end/39958
18065 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18066 for trees other than decls/types.
18068 2009-05-29 Richard Guenther <rguenther@suse.de>
18070 * tree-ssa-operands.c (get_expr_operands): Do not handle
18071 INDIRECT_REFs in the handled-component case. Remove
18072 unused get_ref_base_and_extent case.
18073 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18074 tree_low_cst and host_integerp where possible.
18075 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18076 codes for equivalence.
18077 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18079 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18081 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18082 to tmake_file for i[34567]86-*-cygwin*.
18084 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18087 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18088 (altivec_categorize_keyword, init_vector_keywords,
18089 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18092 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18094 * tree.c (handle_dll_attribute): Check if node is
18095 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18097 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18099 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18101 (thumb2_zero_extendqidi2): Likewise.
18103 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18105 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18106 instead of gen_movrt.
18107 * config/sh/sh.md (movrt): Remove.
18109 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18111 * doc/invoke.texi (IA-64 Options):
18112 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18113 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18114 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18115 -msched-prefer-non-control-spec-insns,
18116 -msched-stop-bits-after-every-cycle,
18117 -msched-count-spec-in-critical-path,
18118 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18119 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18120 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18121 and -msched-spec-verbose.
18123 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18125 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18126 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18128 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18130 2009-05-28 Richard Guenther <rguenther@suse.de>
18132 * tree-ssa-alias.c (ao_ref_init): New function.
18133 (ao_ref_base): Likewise.
18134 (ao_ref_base_alias_set): Likewise.
18135 (ao_ref_alias_set): Likewise.
18136 (refs_may_alias_p_1): Change signature.
18137 (refs_may_alias_p): Adjust.
18138 (refs_anti_dependent_p): Likewise.
18139 (refs_output_dependent_p): Likewise.
18140 (call_may_clobber_ref_p_1): Change signature.
18141 (call_may_clobber_ref_p): Adjust.
18142 (stmt_may_clobber_ref_p_1): New function split out from ...
18143 (stmt_may_clobber_ref_p): ... here.
18144 (maybe_skip_until): Adjust signature.
18145 (get_continuation_for_phi): Likewise.
18146 (walk_non_aliased_vuses): Likewise.
18147 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18148 (ao_ref_init): Declare.
18149 (ao_ref_base): Likewise.
18150 (ao_ref_alias_set): Likewise.
18151 (stmt_may_clobber_ref_p_1): Likewise.
18152 (walk_non_aliased_vuses): Adjust.
18153 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18154 (get_ref_from_reference_ops): remove.
18155 (vn_reference_lookup_2): Adjust signature.
18156 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18157 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18158 (vn_reference_lookup): Adjust.
18159 (vn_reference_insert): Likewise.
18160 (vn_reference_insert_pieces): Adjust signature.
18161 (visit_reference_op_call): Adjust.
18162 * tree-ssa-pre.c (get_expr_type): Simplify.
18163 (phi_translate_1): Adjust.
18164 (compute_avail): Likewise.
18165 (translate_vuse_through_block): Do not re-build trees.
18166 (value_dies_in_block_x): Likewise.
18167 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18169 (vn_reference_lookup_pieces): Adjust declaration.
18170 (vn_reference_insert_pieces): Likewise.
18172 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18174 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18175 with checking disabled.
18177 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18181 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18182 macro definition for support of three-operand format aligned
18183 .comm directive in assembler on cygwin/pe/mingw target OS.
18184 * configure: Regenerate.
18185 * config.h: Regenerate.
18187 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18188 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18189 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18191 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18192 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18194 2009-05-28 Ira Rosen <irar@il.ibm.com>
18196 PR tree-optimization/40254
18197 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18198 in analysis of basic blocks.
18200 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18202 PR middle-end/33699
18203 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18204 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18205 (TARGET_INITIALIZER): Use it.
18206 * cse.c (CHEAPER): Move it up to the other macros.
18207 (insert): Rename this ...
18208 (insert_with_costs): ... to this. Add cost parameters. Update
18210 (insert): New function. Call insert_with_costs.
18211 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18212 find_reg_offset_for_const, try_const_anchors): New functions.
18213 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18214 when using a const-anchor. Call insert_const_anchors.
18215 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18216 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18218 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18220 * tree-inline.c (remap_decls): Enable nonlocalized variables
18221 when not optimizing.
18223 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18225 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18226 Simplify other tests involving optimize.
18228 2009-05-27 Tom Tromey <tromey@redhat.com>
18230 * unwind-dw2.c (_Unwind_DebugHook): New function.
18231 (uw_install_context): Call _Unwind_DebugHook.
18233 2009-05-27 Tom Tromey <tromey@redhat.com>
18235 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18237 2009-05-27 Ian Lance Taylor <iant@google.com>
18239 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18240 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18241 (ALL_LINKERFLAGS): Define.
18242 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18243 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18244 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18245 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18246 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18247 $(LINKER_FOR_BUILD).
18248 (build/gcov-iov$(build_exeext)): Likewise.
18250 2009-05-27 Julian Brown <julian@codesourcery.com>
18252 * gcse.c (target.h): Include.
18253 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18254 copy of argument to a pseudo register.
18256 2009-05-27 Diego Novillo <dnovillo@google.com>
18258 * tree-ssa-live.c (dump_scope_block): Document arguments.
18259 (dump_scope_blocks): Document.
18260 (debug_scope_blocks): New.
18261 * tree-flow.h (debug_scope_blocks): Declare.
18263 2009-05-21 Denis Chertykov <denisc@overta.ru>
18265 * doc/contrib.texi (Contributors): Add myself to the list.
18267 2009-05-27 Olivier Hainque <hainque@adacore.com>
18269 * expr.c (target_align): New function. Alignment the TARGET of an
18270 assignment may be assume to have.
18271 (highest_pow2_factor_for_target): Use it instead of relying on
18272 immediate tree attributes of TARGET, not necessarily honored when
18273 intermediate bitfields are involved.
18275 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18278 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18279 AVX, SSE4, AES, PCLMUL and POPCNT.
18281 2009-05-27 Diego Novillo <dnovillo@google.com>
18283 * tree-pretty-print.c (dump_location): New.
18284 (dump_generic_node): Call it.
18285 Factor code to handle BLOCK nodes ...
18286 (dump_block_node): ... here.
18288 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18290 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18292 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18294 * gcc-plugin.h: Include config.h and system.h.
18295 (IN_GCC): Define if not defined.
18297 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18299 PR middle-end/40249
18300 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18303 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18305 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18307 * config/m32r/m32r.h: Ditto.
18308 * config/m32r/m32r.md: Ditto.
18309 * config/m32r/predicates.md: Ditto.
18311 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18313 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18315 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18318 (Loading plugins): typo.
18319 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18320 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18321 (Interacting with the GCC Garbage Collector): Added new section.
18322 (Giving information about a plugin): Added new section for
18324 * ggc.h (ggc_register_root_tab): Added declaration.
18325 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18326 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18327 (register_callback): Improved comment in declaration.
18328 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18329 (extra_root_vec) Added static variable for dynamic roots registration.
18330 (ggc_register_root_tab) Added new routine.
18331 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18332 PLUGIN_GGC_MARKING event.
18333 * ggc-zone.c: Include plugin.h.
18334 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18335 * ggc-page.c: Include plugin.h.
18336 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18337 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18338 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18339 (register_callback): check lack of callbacks for
18340 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18341 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18342 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18343 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18344 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18345 dependency on plugin.h.
18346 (plugin.o): Added dependency on ggc.h...
18348 2009-05-26 Richard Guenther <rguenther@suse.de>
18350 PR middle-end/40248
18352 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18353 with mismatched comparison modes.
18355 * expr.c (expand_expr_real_1): Expand the operand of a
18356 VIEW_CONVERT_EXPR in its natural mode.
18358 2009-05-26 Ian Lance Taylor <iant@google.com>
18360 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18361 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18362 (ALL_COMPILERFLAGS): Define.
18363 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18364 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18365 (collect2$(exeext), collect2.o): Likewise.
18366 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18367 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18368 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18369 (libbackend.o, intl.o, cppdefault.o): Likewise.
18370 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18371 (build/%.o): Use $(COMPILER_FOR_BUILD).
18372 (build/gen%$(build_exeext)): Likewise.
18373 (build/gcov-iov$(build_exeext)): LIkewise.
18374 * config/t-darwin (darwin.o): Use $(COMPILER).
18375 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18376 * config/t-sol2 (sol2-c.o): Likewise.
18377 (sol2.o): Likewise.
18378 * config/t-vxworks (vxworks.o): Likewise.
18379 * config/x-darwin (host-darwin.o): Likewise.
18380 * config/x-hpux (host-hpux.o): Likewise.
18381 * config/x-linux (host-linux.o): Likewise.
18382 * config/x-solaris (host-solaris.o): Likewise.
18383 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18384 * config/arm/t-arm (arm-c.o): Likewise.
18385 * config/arm/t-pe (pe.o): Likewise.
18386 * config/arm/t-wince-pe (pe.o): Likewise.
18387 * config/i386/t-cygming (winnt.o): Likewise.
18388 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18389 * config/i386/t-cygwin (cygwin1.o): Likewise.
18390 (cygwin2.o): Likewise.
18391 * config/i386/t-i386 (i386-c.o): Likewise.
18392 * config/i386/t-interix (winnt.o): Likewise.
18393 * config/i386/t-netware (netware.o): Likewise.
18394 * config/i386/t-nwld (nwld.o): Likewise.
18395 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18396 * config/i386/x-i386 (driver-i386.o): Likewise.
18397 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18398 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18399 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18400 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18401 * config/mips/x-native (driver-native.o): Likewise.
18402 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18403 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18404 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18405 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18406 * config/score/t-score-elf (score7.o): Likewise.
18407 (score3.o): Likewise.
18408 * config/sh/t-sh (sh-c.o): Likewise.
18409 * config/sh/t-symbian (sh-c.o): Likewise.
18410 (symbian.o): Likewise.
18411 * config/spu/t-spu-elf (spu-c.o): Likewise.
18412 * config/v850/t-v850 (v850-c.o): Likewise.
18413 * config/v850/t-v850e (v850-c.o): Likewise.
18415 2009-05-26 Richard Guenther <rguenther@suse.de>
18417 PR tree-optimization/40122
18418 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18419 VECTOR_CSTs if possible.
18420 (fold_gimple_assign): Likewise.
18422 2009-05-26 Richard Guenther <rguenther@suse.de>
18424 PR middle-end/40252
18425 * fold-const.c (fold_binary): Use the correct types for building
18428 2009-05-26 Richard Guenther <rguenther@suse.de>
18430 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18431 redundant calls to merge_alias_info.
18432 (bump_vector_ptr): Likewise.
18433 * tree-ssa-copy.c (merge_alias_info): Remove.
18434 (replace_exp_1): Remove call to merge_alias_info.
18435 (propagate_tree_value): Likewise.
18436 (fini_copy_prop): Propagate points-to info.
18437 * tree-flow.h (merge_alias_info): Remove.
18439 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18441 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18443 2009-05-25 Jan Hubicka <jh@suse.cz>
18445 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18446 * cgraph.h (struct inline_summary): New filed self_wize,
18447 size_inlining_benefit, self_time and time_inlining_benefit.
18448 (struct cgraph_global_info): Replace insns by time ans size fields.
18449 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18450 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18451 (ipcp_update_callgraph): Do not touch function bodies.
18452 * ipa-inline.c: Include except.h
18453 (MAX_TIME): New constant.
18454 (overall_insns): Remove.
18455 (leaf_node_p): New.
18456 (overall_size, max_benefit): New static variables.
18457 (cgraph_estimate_time_after_inlining): New function.
18458 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18459 (cgraph_clone_inlined_nodes): Update size.
18460 (cgraph_mark_inline_edge): Update size.
18461 (cgraph_estimate_growth): Use size info.
18462 (cgraph_check_inline_limits): Check size.
18463 (cgraph_default_inline_p): Likewise.
18464 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18465 (cgraph_decide_recursive_inlining): Check size.
18466 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18468 (cgraph_decide_inlining): Likewise.
18469 (cgraph_decide_inlining_incrementally): Likewise; honor
18470 PARAM_EARLY_INLINING_INSNS.
18471 (likely_eliminated_by_inlining_p): New predicate.
18472 (estimate_function_body_sizes): New function.
18473 (compute_inline_parameters): Use it.
18474 * except.c (must_not_throw_labels): New function.
18475 * except.h (must_not_throw_labels): Declare.
18476 * tree-inline.c (init_inline_once): Kill inlining_weigths
18477 * tree-ssa-structalias.c: Avoid uninitialized warning.
18478 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18479 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18480 (PARAM_INLINE_CALL_COST): Remove.
18481 (PARAM_EARLY_INLINING_INSNS): New.
18483 2009-05-25 Richard Guenther <rguenther@suse.de>
18485 PR tree-optimization/36327
18486 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18487 callback for reference translation or lookup at the point of may-defs.
18488 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18489 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18490 for union COMPONENT_REFs.
18491 (vn_reference_lookup_3): New callback. Lookup from memset
18492 and CONSTRUCTOR assignment, translate through struct copies.
18493 (vn_reference_lookup_pieces): Make sure to not free the
18494 passed operands array. Adjust walk_non_aliased_vuses call.
18495 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18496 make sure we do not leak memory.
18498 2009-05-25 Richard Guenther <rguenther@suse.de>
18500 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18501 * tree-inline.c (expand_call_inline): Reset the escaped and
18502 callused solutions.
18503 * tree-ssa-structalias.c (pass_build_ealias): New.
18504 * tree-pass.h (pass_build_ealias): Declare.
18505 * passes.c (init_optimization_passes): Add PTA during
18506 early optimizations.
18507 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18508 and CALLUSED solutions.
18509 (dump_points_to_solution): New function, split out from ...
18510 (dump_points_to_info_for): ... here.
18511 * tree-parloops.c (parallelize_loops): Reset the escaped and
18512 callused solutions.
18514 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18517 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18518 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18520 2009-05-25 Ira Rosen <irar@il.ibm.com>
18522 PR tree-optimization/40238
18523 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18524 statements after basic block's labels.
18525 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18526 to free the allocated memory.
18528 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18530 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18531 return address with a USE.
18533 2009-05-24 Richard Guenther <rguenther@suse.de>
18535 PR middle-end/40233
18536 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18537 array type from the main variant of the inner type.
18539 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18541 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18542 definition to bool (from int) to un-break build.
18543 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18545 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18547 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18548 discard_stmt_changes): Delete.
18549 * tree-ssa-operands.c (scb_stack): Delete.
18550 (init_ssa_operands): Do not initialize it.
18551 (fini_ssa_operands): Do not free it.
18552 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18554 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18555 update_stmt, remove the others. Fix comments.
18556 * tree-dfa.c (optimize_stack_restore): Likewise.
18557 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18558 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18559 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18560 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18562 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18563 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18564 (dom_opt_finalize_block): Likewise, adjusting access to
18566 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18567 (stmts_to_rescan): Change item type to gimple.
18568 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18570 2009-05-24 Ira Rosen <irar@il.ibm.com>
18572 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18573 * tree-pass.h (pass_slp_vectorize): New pass.
18574 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18575 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18576 * tree-vectorizer.c (timevar.h): Include.
18577 (user_vect_verbosity_level): Declare.
18578 (vect_location): Fix comment.
18579 (vect_set_verbosity_level): Update user_vect_verbosity_level
18580 instead of vect_verbosity_level.
18581 (vect_set_dump_settings): Add an argument. Ignore user defined
18582 verbosity if dump flags require higher level of verbosity. Print to
18583 stderr only for loop vectorization.
18584 (vectorize_loops): Update call to vect_set_dump_settings.
18585 (execute_vect_slp): New function.
18586 (gate_vect_slp): Likewise.
18587 (struct gimple_opt_pass pass_slp_vectorize): New.
18588 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18589 access its members.
18590 (vec_info_for_bb): New function.
18591 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18592 (VECTORIZATION_ENABLED): New macro.
18593 (SLP_ENABLED, SLP_DISABLED): Likewise.
18594 (vect_is_simple_use): Add bb_vec_info argument.
18595 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18596 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18597 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18598 vect_schedule_slp, vect_analyze_slp): Likewise.
18599 (vect_analyze_stmt): Add slp_tree argument.
18600 (find_bb_location): Declare.
18601 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18602 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18603 (vect_analyze_loop_operations, vect_analyze_loop,
18604 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18605 vect_finalize_reduction, vectorizable_reduction,
18606 vectorizable_live_operation, vect_transform_loop): Likewise.
18607 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18608 skip evolution analysis if analyzing a basic block.
18609 (dr_analyze_indices): Likewise.
18610 (initialize_data_dependence_relation): Skip the test whether the
18611 object is invariant for basic blocks.
18612 (compute_all_dependences): Skip dependence analysis for data
18613 references in basic blocks.
18614 (find_data_references_in_stmt): Don't fail in case of invariant
18615 access in basic block.
18616 (find_data_references_in_bb): New function.
18617 (find_data_references_in_loop): Move code to
18618 find_data_references_in_bb and add a call to it.
18619 (compute_data_dependences_for_bb): New function.
18620 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18621 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18623 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18624 unknown dependence in basic block and fail in case of dependence in
18626 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18627 dependence instances from either loop or basic block vectorization
18629 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18630 before calling nested_in_vect_loop_p.
18631 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18632 dependence instances from either loop or basic block vectorization
18634 (vect_verify_datarefs_alignment): Likewise.
18635 (vect_enhance_data_refs_alignment): Adjust function calls.
18636 (vect_analyze_data_refs_alignment): Likewise.
18637 (vect_analyze_group_access): Fix printing. Skip different checks if
18638 DR_STEP is 0. Keep strided stores either in loop or basic block
18639 vectorization data structure. Fix indentation.
18640 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18642 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18643 dependence instances from either loop or basic block vectorization
18645 (vect_analyze_data_refs): Update comment. Call
18646 compute_data_dependences_for_bb to analyze basic blocks.
18647 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18648 case of loop vectorization. In case of basic block vectorization use
18649 data-ref itself as a base.
18650 (vect_create_data_ref_ptr): In case of basic block vectorization:
18651 don't advance the pointer, add new statements before the current
18652 statement. Adjust function calls.
18653 (vect_supportable_dr_alignment): Support only aligned accesses in
18654 basic block vectorization.
18655 * common.opt (ftree-slp-vectorize): New flag.
18656 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18657 (vect_pattern_recog_1): Likewise.
18658 * tree-vect-stmts.c (process_use): Likewise.
18659 (vect_init_vector): Add new statements in the beginning of the basic
18660 block in case of basic block SLP.
18661 (vect_get_vec_def_for_operand): Adjust function calls.
18662 (vect_finish_stmt_generation): Likewise.
18663 (vectorizable_call): Add assert that it is loop vectorization, adjust
18665 (vectorizable_conversion, vectorizable_assignment): Likewise.
18666 (vectorizable_operation): In case of basic block SLP, take
18667 vectorization factor from statement's type and skip the relevance
18668 check. Adjust function calls.
18669 (vectorizable_type_demotion): Add assert that it is loop
18670 vectorization, adjust function calls.
18671 (vectorizable_type_promotion): Likewise.
18672 (vectorizable_store): Check for outer loop only in case of loop
18673 vectorization. Adjust function calls. For basic blocks, skip the
18674 relevance check and don't advance pointers.
18675 (vectorizable_load): Likewise.
18676 (vectorizable_condition): Add assert that it is loop vectorization,
18677 adjust function calls.
18678 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18679 that it is not reduction, get vector type, call only supported
18680 functions, skip loop specific parts.
18681 (vect_transform_stmt): Check for outer loop only in case of loop
18683 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18684 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18685 for external definition.
18686 * passes.c (pass_slp_vectorize): New pass.
18687 * tree-vect-slp.c (find_bb_location): New function.
18688 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18689 check for patterns only in loops.
18690 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18691 case of multiple types in basic block SLP.
18692 (vect_mark_slp_stmts_relevant): New function.
18693 (vect_supported_load_permutation_p): Fix comment.
18694 (vect_analyze_slp_instance): Add argument. In case of basic block
18695 SLP, take vectorization factor from statement's type, check that
18696 unrolling factor is 1. Adjust function call. Save SLP instance in
18697 either loop or basic block vectorization structure. Return FALSE,
18699 (vect_analyze_slp): Add argument. Get strided stores groups from
18700 either loop or basic block vectorization structure. Return FALSE
18701 if basic block SLP failed.
18702 (new_bb_vec_info): New function.
18703 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18704 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18705 (vect_schedule_slp): Add argument. Get SLP instances from either
18706 loop or basic block vectorization structure. Set vectorization factor
18707 to be 1 for basic block SLP.
18708 (vect_slp_transform_bb): New function.
18709 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18711 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18713 * final.c (shorten_branches): Do not align labels for jump tables.
18714 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18716 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18718 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18719 Remove outdated reference to flow.c and fix nits.
18720 * doc/gccint.texi: Tweak RTL description.
18721 * doc/rtl.texi: Likewise.
18723 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18725 * config/avr/avr.c: Change my email address.
18726 * config/avr/avr.h: Likewise.
18727 * config/avr/avr.md: Likewise.
18728 * config/avr/avr-protos.h: Likewise.
18729 * config/avr/libgcc.S: Likewise.
18731 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18733 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18734 (spu_split_load, spu_split_store): Change return type to int.
18735 (spu_split_convert): Declare.
18736 * config/spu/predicates.md (spu_mem_operand): Remove.
18737 (spu_mov_operand): Update.
18738 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18739 * config/spu/spu.c (regno_aligned_for_load): Remove.
18740 (reg_aligned_for_addr, spu_expand_load): Define.
18741 (spu_expand_extv): Reimplement and handle MEM.
18742 (spu_expand_insv): Handle MEM.
18743 (spu_sched_reorder): Handle insn's with length 0.
18744 (spu_legitimate_address_p): Reimplement.
18745 (store_with_one_insn_p): Return TRUE for any mode with size
18746 larger than 16 bytes.
18747 (address_needs_split): Define.
18748 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18750 (spu_convert_move): Define.
18751 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18752 (spu_split_store): Change all MEM's to TImode.
18753 (spu_init_expanders): Preallocate registers that correspond to
18754 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18756 (spu_split_convert): Define.
18757 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18758 (_move<mode>, _movdi, _movti): Update predicate and condition.
18759 (load, store): Change to define_split.
18760 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18762 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18763 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18764 define_insn_and_split of lshr<mode>3.
18765 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18766 (<v>ashr<mode>3_imm): Define.
18767 (extv, extzv, insv): Allow MEM operands.
18768 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18769 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18770 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18771 (_spu_convert2): Change to define_insn_and_split and remove the
18772 corresponding define_peephole2.
18773 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18774 Change predicates to memory_operand.
18776 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18778 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18780 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18782 PR tree-optimization/40219
18783 * tree.c (iterative_hash_expr): Make sure the builtin function is
18784 a normal builtin function and not a front end or back end builtin
18785 before indexing into the built_in_decls array.
18787 2009-05-22 Richard Guenther <rguenther@suse.de>
18789 PR middle-end/38964
18790 * alias.c (write_dependence_p): Do not use TBAA for answering
18791 anti-dependence or output-dependence.
18792 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18793 (emit_pointer_definition): Remove.
18794 (emit_alias_warning): Likewise.
18795 (find_what_var_points_to): Remove TBAA pruning code.
18796 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18798 (compute_points_to_sets): Remove code computing the set of
18799 dereferenced pointers.
18800 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18801 oracle for querying anti and output dependencies.
18802 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18803 if TBAA may be applied.
18804 (refs_anti_dependent_p): New function.
18805 (refs_output_dependent_p): Likewise.
18806 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18807 (refs_output_dependent_p): Likewise.
18808 * doc/tree-ssa.texi (Memory model): New section.
18809 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18810 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18811 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18812 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18813 * expr.c (expand_expr_real_1): Likewise.
18814 * gimple-low.c (lower_stmt): Likewise.
18815 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18816 (dump_gimple_cdt): Remove.
18817 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18818 (gimple_size): Likewise.
18819 (walk_gimple_op): Likewise.
18820 (is_gimple_stmt): Likewise.
18821 (walk_stmt_load_store_addr_ops): Likewise.
18822 (gimple_build_cdt): Remove.
18823 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18824 * gimple.h (gimple_cdt_new_type): Remove.
18825 (gimple_cdt_new_type_ptr): Likewise.
18826 (gimple_cdt_set_new_type): Likewise.
18827 (gimple_cdt_location): Likewise.
18828 (gimple_cdt_location_ptr): Likewise.
18829 (gimple_cdt_set_location): Likewise.
18830 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18831 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18832 GIMPLE_CHANGE_DYNAMIC_TYPE.
18833 (verify_types_in_gimple_stmt): Likewise.
18834 * tree-inline.c (estimate_num_insns): Likewise.
18835 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18836 (copy_decl_to_var): Likewise.
18837 (copy_result_decl_to_var): Likewise.
18838 * tree-pretty-print.c (dump_generic_node): Do not handle
18839 CHANGE_DYNAMIC_TYPE_EXPR.
18840 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18841 * tree-ssa-operands.c (get_expr_operands): Likewise.
18842 * tree-ssa-structalias.c (struct variable_info): Remove
18843 no_tbaa_pruning member.
18844 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18845 (unify_nodes): Do not copy it.
18846 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18847 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18848 (set_uids_in_ptset): Do not check it.
18849 (find_what_var_points_to): Likewise.
18850 (compute_tbaa_pruning): Remove.
18851 (compute_points_to_sets): Do not call it.
18852 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18853 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18854 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18855 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18856 (DECL_NO_TBAA_P): Likewise.
18857 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18858 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18859 (expand_omp_atomic_pipeline): Do not set it.
18860 * print-tree.c (print_node): Do not dump it.
18861 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18864 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18867 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18870 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18872 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18875 2009-05-22 Ben Elliston <bje@au.ibm.com>
18877 * Makefile.in (bversion.h, s-bversion): New targets.
18878 (TOPLEV_H): Add bversion.h.
18879 * toplev.h: Include "bversion.h".
18880 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18881 the __format__ attribute only if compiling with the same version
18882 of GCC as the sources (the "build version").
18884 2009-05-22 Ben Elliston <bje@au.ibm.com>
18886 * c-format.c (handle_format_attribute): Fix comment typo.
18888 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18891 * config/ia64/ia64.opt (mfused-madd): New.
18892 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18893 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18894 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18895 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18896 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18897 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18898 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18899 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18900 instruction if !TARGET_FUSED_MADD.
18901 (fpma, fpms): Remove colon from name.
18903 2009-05-22 Richard Guenther <rguenther@suse.de>
18905 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18906 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18907 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18909 (create_expression_by_pieces): Only convert if necessary.
18910 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18911 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18913 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18915 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18916 regular pattern from a template and rename it ...
18917 (*extzv_truncsi_exts): ... to this.
18919 2009-05-21 Richard Guenther <rguenther@suse.de>
18921 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18922 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18923 (cgraph_default_inline_p): Likewise.
18924 (cgraph_decide_inlining_incrementally): Likewise.
18926 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18927 Uros Bizjak <ubizjak@gmail.com>
18929 * config/i386/cpuid.h (bit_MOVBE): New.
18931 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18933 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18934 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18935 (ix86_handle_option): Handle OPT_mmovbe.
18936 (ix86_target_string): Add -mmovbe.
18937 (pta_flags): Add PTA_MOVBE.
18938 (processor_alias_table): Add PTA_MOVBE to "atom".
18939 (override_options): Handle PTA_MOVBE.
18941 * config/i386/i386.h (TARGET_MOVBE): New.
18943 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18944 (*bswapsi_movbe): New.
18945 (*bswapdi_movbe): Likewise.
18946 (bswapdi2): Renamed to ...
18947 (*bswapdi_1): This.
18948 (bswapdi2): New expander.
18950 * config/i386/i386.opt (mmovbe): New.
18952 * doc/invoke.texi: Document -mmovbe.
18954 2009-05-21 Taras Glek <tglek@mozilla.com>
18956 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18957 * gcc-plugin.h (plugin_init): Updated signature.
18958 * gcc-plugin.h (plugin_name_args): Moved to this header.
18959 * doc/plugins.texi (plugin_init): Updated documention to reflect
18961 * doc/plugins.texi (plugin_name_args): Added to documention.
18963 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18965 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18966 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18968 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18970 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18971 JUMP_TABLE_DATA_P predicates where applicable.
18972 * config/i386/predicates.md: Ditto.
18973 * config/i386/sse.md: Ditto.
18975 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18977 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18978 operand2 -128 override length_immediate attribute to 1.
18979 * config/i386/predicates.md (constm128_operand): New predicate.
18981 * config/i386/i386.c (memory_address_length): Handle %r12
18982 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18984 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18985 mode look through optional ZERO_EXTEND and SUBREG.
18986 * config/i386/i386.md (R12_REG): New define_constant.
18987 (prefix_data16): For sse unit set also for MODE_TI insns.
18988 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18989 insns set if operand 1 is ext_QIreg_operand.
18990 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18991 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18993 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18994 mode from MODE_DI to MODE_SI.
18995 (movdi_1_rex64): Override modrm and length_immediate attributes
18996 only for movabs (TYPE_IMOV, alternative 2).
18997 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18998 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18999 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19000 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19001 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19002 prefix_rex attribute if DImode.
19003 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19004 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19005 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19006 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19007 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19008 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19009 Likewise. For TYPE_IMOV clear length_immediate attribute.
19010 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19011 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19012 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19013 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19014 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19015 or one operand TYPE_ISHIFT.
19016 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19017 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19018 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19019 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19020 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19021 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19022 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19023 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19024 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19025 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19026 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19027 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19028 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19029 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19030 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19031 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19032 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19033 set mode attribute, don't override length attribute.
19034 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19036 (return_internal_long): Set length attribute to 2 instead of 1.
19037 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19038 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19039 prefix_rex attribute.
19040 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19042 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19044 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19046 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19048 2009-05-20 Ian Lance Taylor <iant@google.com>
19050 * tree.c (build_tree_list_vec_stat): New function.
19051 (ctor_to_vec): New function.
19052 (build_nt_call_vec): New function.
19053 (build_call_array): Change args to be a const pointer.
19054 (build_call_vec): New function.
19055 * tree.h (build_nt_call_vec): Declare.
19056 (build_tree_list_vec_stat): Declare.
19057 (build_tree_list_vec): Define.
19058 (build_call_array): Update declaration.
19059 (build_call_vec): Declare.
19060 (ctor_to_vec): Declare.
19061 * c-common.c (tree_vector_cache): New static variable.
19062 (make_tree_vector): New function.
19063 (release_tree_vector): New function.
19064 (make_tree_vector_single): New function.
19065 (make_tree_vector_copy): New function.
19066 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19067 (make_tree_vector_single, make_tree_vector_copy): Declare.
19068 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19069 (c_parser_expr_list): Don't manage cache here, instead call
19071 (c_parser_release_expr_list): Remove static function.
19072 (c_parser_vec_to_tree_list): Remove static function.
19073 (c_parser_attributes): Call build_tree_list_vec instead of
19074 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19075 c_parser_release_expr_list.
19076 (c_parser_postfix_expression_after_primary): Likewise.
19077 (c_parser_objc_keywordexpr): Likewise.
19079 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19081 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19082 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19083 TARGET_CONVERT_TO_TYPE.
19084 * hooks.c (hook_tree_const_tree_null): Define.
19085 * hooks.h (hook_tree_const_tree_null): Declare.
19086 * target.h (struct gcc_target): Add invalid_parameter_type,
19087 invalid_return_type, promoted_type, and convert_to_type fields.
19088 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19089 (TARGET_INVALID_RETURN_TYPE): Define.
19090 (TARGET_PROMOTED_TYPE): Define.
19091 (TARGET_CONVERT_TO_TYPE): Define.
19092 (TARGET_INITIALIZER): Update for new fields.
19093 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19094 (grokparms): Check targetm.invalid_parameter_type.
19095 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19096 * c-convert.c (convert): Check targetm.convert_to_type.
19098 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19100 * config/mips/mips.md (*extenddi_truncate<mode>,
19101 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19103 (*extendhi_truncateqi): New define_insn_and_sptit.
19105 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19107 PR middle-end/40204
19108 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19109 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19111 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19113 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19114 the operand of VIEW_CONVERT_EXPR.
19116 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19118 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19119 extended family and model for Intel processors. Support Intel Atom.
19121 2009-05-20 Olivier Hainque <hainque@adacore.com>
19123 * gstab.h (stab_code_type): Define, to be used instead of the
19124 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19126 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19127 occurrences by stab_code_type.
19128 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19130 2009-05-20 Martin Jambor <mjambor@suse.cz>
19132 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19133 (sra_insert_before): Likewise.
19134 (sra_insert_after): Likewise.
19135 (sra_init_cache): Likewise.
19136 (sra_type_can_be_decomposed_p): Likewise.
19137 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19138 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19139 (sra_insert_before): Likewise.
19140 (sra_insert_after): Likewise.
19141 (sra_init_cache): Likewise.
19142 (insert_edge_copies_seq): Made static and moved upwards.
19144 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19147 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19149 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19150 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19153 2009-05-20 Richard Guenther <rguenther@suse.de>
19155 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19156 with mismatched comparison modes.
19158 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19160 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19161 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19162 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19163 with shifts for Thumb2.
19164 (orsi_notsi): New for orn.
19165 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19166 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19167 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19168 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19169 Don't invert remainder for IOR.
19171 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19173 PR tree-optimization/40087
19174 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19175 number_of_iterations_ne): Rename never_infinite argument.
19176 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19177 number_of_iterations_le): Handle pointer-type ivs when
19178 exit_must_be_taken is false.
19179 (number_of_iterations_cond): Do not always assume that
19180 exit_must_be_taken if the control variable is a pointer.
19182 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19184 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19185 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19187 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19189 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19190 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19192 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19195 * c.opt (Wlogical-op): Disabled by default.
19196 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19198 * doc/invoke.texi (Wlogical-op): Likewise.
19200 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19202 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19204 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19205 Propagate the type of the first operand.
19206 <ASSERT_EXPR>: Simplify.
19207 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19208 Rewrite using the RHS code as discriminant.
19209 <NOP_EXPR>: Turn into CASE_CONVERT.
19210 <PLUS_EXPR>: Propagate the type of the first operand.
19212 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19214 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19215 (ia64_dconst_0_375): New.
19216 * config/ia64/ia64.c (ia64_override_options): Remove
19217 -minline-sqrt-min-latency warning.
19218 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19219 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19220 * config/ia64/ia64.md (*sqrt_approx): Remove.
19221 (sqrtsf2): Remove #if 0.
19222 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19223 (sqrtdf): Remove assert.
19224 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19225 (sqrtxf2): Remove #if 0.
19226 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19227 * div.md (sqrt_approx_rf): New.
19228 (sqrtsf2_internal_thr): New implementation.
19229 (sqrtsf2_internal_lat): New.
19230 (sqrtdf2_internal_thr: New implementation.
19231 (sqrtxf2_internal): New implementation.
19233 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19234 Hans-Peter Nilsson <hp@axis.com>
19236 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19237 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19238 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19239 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19240 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19241 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19242 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19243 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19244 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19245 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19246 * c-common.c: ...from here.
19248 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19250 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19252 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19254 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19256 2009-05-19 Ben Elliston <bje@au.ibm.com>
19258 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19259 assignments with memcpy calls.
19260 (add_fdes): Likewise.
19261 (binary_search_unencoded_fdes): Likewise.
19262 (linear_search_fdes): Eliminate type puns.
19264 2009-05-19 Richard Guenther <rguenther@suse.de>
19266 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19267 not falsely claim to have propagated into all uses.
19269 2009-05-19 Ben Elliston <bje@au.ibm.com>
19271 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19274 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19276 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19277 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19278 (TARGET_LEGITIMATE_ADDRESS_P): New.
19279 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19280 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19282 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19285 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19286 child of the containing namespace's DIE.
19288 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19290 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19291 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19292 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19295 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19298 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19299 gen_align with gen_pad.
19300 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19301 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19303 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19304 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19306 * config/i386/i386.md (align): Renamed to ...
19307 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19308 ASM_OUTPUT_MAX_SKIP_PAD.
19310 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19312 * config.gcc: Fix variable syntax.
19315 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19316 before calling exact_log2.
19317 (output_iorsi3): Likewise.
19318 (output_xorsi3): Likewise.
19320 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19322 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19323 for the none zero constant operand except for EQ and NE
19324 comprisons even when the first operand is R0.
19326 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19328 * config/s390/2064.md: Remove trailing whitespaces.
19329 * config/s390/2084.md: Likewise.
19330 * config/s390/constraints.md: Likewise.
19331 * config/s390/fixdfdi.h: Likewise.
19332 * config/s390/libgcc-glibc.ver: Likewise.
19333 * config/s390/s390-modes.def: Likewise.
19334 * config/s390/s390-protos.h: Likewise.
19335 * config/s390/s390.c: Likewise.
19336 * config/s390/s390.h: Likewise.
19337 * config/s390/s390.md: Likewise.
19338 * config/s390/tpf-unwind.h: Likewise.
19340 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19342 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19344 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19347 * configure.ac (m68k-*-*): Check if binutils support TLS.
19348 * configure: Regenerate.
19349 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19350 * config/m68k/constraints.md (Cu): New constraint.
19351 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19352 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19353 (movsi): Handle TLS symbols.
19354 (addsi3_5200): Handle XTLS symbols, indent.
19355 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19356 (m68k_tls_reference_p): Declare.
19357 (m68k_legitimize_address): Declare.
19358 (m68k_unwrap_symbol): Declare.
19359 * config/m68k/m68k.opt (mxtls): New option.
19360 * config/m68k/m68k.c (ggc.h): Include.
19361 (m68k_output_dwarf_dtprel): Implement hook.
19362 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19363 (m68k_expand_prologue): Load GOT pointer when function needs it.
19364 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19365 (m68k_legitimate_constant_address_p): Same.
19366 (m68k_decompose_address): Handle TLS references.
19367 (m68k_get_gp): New static function.
19368 (enum m68k_reloc): New contants.
19369 (TLS_RELOC_P): New macro.
19370 (m68k_wrap_symbol): New static function.
19371 (m68k_unwrap_symbol): New function.
19372 (m68k_final_prescan_insn_1): New static function.
19373 (m68k_final_prescan_insn): New function.
19374 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19376 (legitimize_pic_address): Handle TLS references..
19377 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19378 (m68k_libcall_value_in_a0_p)
19379 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19380 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19381 (m68k_legitimize_tls_address): Handle TLS references.
19382 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19384 (m68k_legitimize_address): Handle TLS symbols.
19385 (m68k_get_reloc_decoration): New static function.
19386 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19388 (m68k_output_dwarf_dtprel): Implement hook.
19389 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19390 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19391 m68k_call_* routines.
19392 (sched_attr_op_type): Handle TLS symbols.
19393 (gt-m68k.h): Include.
19394 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19395 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19397 2009-05-18 Martin Jambor <mjambor@suse.cz>
19399 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19400 (visit_store_addr_for_mod_analysis): New function.
19401 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19402 (determine_cst_member_ptr): Use gimple_assign_single_p.
19403 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19404 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19405 operands. Don't check number of operands of a NOP_EXPR.
19407 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19409 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19411 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19414 * c-common.c (warn_logical_operator): Don't warn if one of
19415 expression isn't always true or false.
19417 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19419 * config/i386/biarch32.h: New file.
19420 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19422 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19424 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19425 *zero_extend<mode>_truncqi): Merge these into ...
19426 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19427 Name the pattern following this as *zero_extendhi_truncqi.
19429 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19431 PR middle-end/39301
19432 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19433 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19434 (output_info): Make field HOST_WIDEST_INT.
19435 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19436 (dump_bitmat_statistics): Same.
19438 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19440 * config.gcc (use_gcc_stdint): Set to wrap.
19441 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19442 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19443 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19444 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19445 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19446 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19447 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19448 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19450 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19452 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19454 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19455 Move definitions earlier.
19456 (OPT_ARCH64, OPT_ARCH32): Define.
19457 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19460 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19463 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19466 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19468 * arm.md (movdi2): Copy non-reg values to DImode registers.
19470 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19473 * final.c (label_to_max_skip): New function.
19474 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19475 CODE_LABEL_NUMBER <= max_labelno.
19476 * output.h (label_to_max_skip): New prototype.
19477 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19478 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19479 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19480 Handle CODE_LABELs with >= 16 byte alignment or with
19481 max_skip == (1 << align) - 1.
19482 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19483 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19486 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19487 .p2align 3 if MAX_SKIP is smaller than 7.
19488 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19490 2009-05-15 Ian Lance Taylor <iant@google.com>
19492 * alias.c (struct alias_set_entry_d): Rename from struct
19493 alias_set_entry. Change all uses.
19494 * except.c (struct call_site_record_d): Rename from struct
19495 call_site_record. Change all uses.
19496 * except.h (struct eh_region_d): Rename from struct eh_region.
19498 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19500 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19501 ivtype_map_elt. Change all uses.
19502 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19504 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19505 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19507 (struct sese_d): Rename from struct sese. Change all uses.
19508 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19509 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19510 * optabs.h (struct optab_d): Rename from struct optab. Change all
19512 (struct convert_optab_d): Rename from struct convert_optab.
19514 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19515 ipa_opt_pass. Change all uses.
19516 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19519 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19520 defined as a typedef.
19521 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19524 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19527 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19529 (merge_ranges): Returns bool.
19530 * tree.h (make_range): .. to here.
19531 (build_range_check): Likewise.
19532 (merge_ranges): Likewise. Renamed from merge_ranges.
19533 * c-typeck.c (parser_build_binary_op): Update calls to
19534 warn_logical_operator.
19535 * c-common.c (warn_logical_operator): Add new warning.
19536 * c-common.h (warn_logical_operator): Update declaration.
19538 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19540 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19542 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19544 * doc/install.texi: Document MPC requirements, flags etc.
19546 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19547 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19548 Evaluate constant arguments.
19549 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19550 (fold_builtin_1): Likewise, also evaluate constant arguments.
19551 Remove superfluous break.
19552 (do_mpc_ckconv): New.
19553 * real.h: Include mpc.h.
19554 * toplev.c (print_version): Output MPC version info if available.
19556 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19558 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19560 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19562 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19565 2009-05-15 Jan Hubicka <jh@suse.cz>
19567 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19568 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19569 (try_inline): Fix return value.
19570 (cgraph_decide_inlining_incrementally): Honor new value.
19571 (cgraph_early_inlining): Handle indirect inlining.
19572 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19574 2009-05-15 Jan Hubicka <jh@suse.cz>
19576 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19577 * cgraphunit.c (cgraph_finalize_function): Set it.
19578 (cgraph_expand_function): Use it.
19580 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19582 * real.c (encode_ieee_half): Define.
19583 (decode_ieee_half): Define.
19584 (ieee_half_format): Define.
19585 (arm_half_format): Define.
19586 * real.h (ieee_half_format): Declare.
19587 (arm_half_format): Declare.
19589 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19591 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19592 swapped, and reversed optabs exist before trying to use them.
19594 2009-05-15 Paul Brook <paul@codesourcery.com>
19595 Sandra Loosemore <sandra@codesourcery.com>
19597 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19598 loads. Allow PRE_DEC.
19599 (output_move_neon): Handle PRE_DEC.
19600 (arm_print_operand): Add 'A' for neon structure loads.
19601 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19602 * config/arm/neon.md (neon_mov): Update comment.
19603 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19605 (Um): New constraint.
19607 2009-05-15 Jan Hubicka <jh@suse.cz>
19609 Revert the following patch until testsuite fallout is fixed:
19610 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19611 * cgraph.h (struct inline_summary): New filed self_wize,
19612 size_inlining_benefit, self_time and time_inlining_benefit.
19613 (struct cgraph_global_info): Replace insns by time ans size fields.
19614 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19615 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19616 (ipcp_update_callgraph): Do not touch function bodies.
19617 * ipa-inline.c: Include except.h
19618 (MAX_TIME): New constant.
19619 (overall_insns): Remove
19620 (overall_size, max_benefit): New static variables.
19621 (cgraph_estimate_time_after_inlining): New function.
19622 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19623 (cgraph_clone_inlined_nodes): Update size.
19624 (cgraph_mark_inline_edge): Update size.
19625 (cgraph_estimate_growth): Use size info.
19626 (cgraph_check_inline_limits): Check size.
19627 (cgraph_default_inline_p): Likewise.
19628 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19629 (cgraph_decide_recursive_inlining): Check size.
19630 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19632 (cgraph_decide_inlining): Likewise.
19633 (cgraph_decide_inlining_incrementally): Likewise; honor
19634 PARAM_EARLY_INLINING_INSNS.
19635 (likely_eliminated_by_inlining_p): New predicate.
19636 (estimate_function_body_sizes): New function.
19637 (compute_inline_parameters): Use it.
19638 * except.c (must_not_throw_labels): New function.
19639 * except.h (must_not_throw_labels): Declare.
19640 * tree-inline.c (init_inline_once): Kill inlining_weigths
19641 * tree-ssa-structalias.c: Avoid uninitialized warning.
19642 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19643 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19644 (PARAM_INLINE_CALL_COST): Remove.
19645 (PARAM_EARLY_INLINING_INSNS): New.
19647 2009-05-15 Richard Guenther <rguenther@suse.de>
19649 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19650 not TODO_update_ssa.
19652 2009-05-15 Richard Guenther <rguenther@suse.de>
19654 PR tree-optimization/39999
19655 * gimple.h (gimple_expr_type): Use the expression type looking
19656 through useless conversions.
19657 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19658 (vn_nary_op_insert_stmt): Likewise.
19659 (simplify_binary_expression): Likewise.
19661 2009-05-15 Richard Guenther <rguenther@suse.de>
19663 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19664 New options, enabled by default.
19665 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19667 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19668 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19669 * tree-ssa-structalias.c (gate_tree_pta): New function.
19670 (pass_build_alias): Use it.
19672 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19674 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19675 recurse on an invariant address if a conversion from a pointer
19676 type to a wider integer type is involved.
19678 2009-05-15 Jan Hubicka <jh@suse.cz>
19680 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19681 * cgraph.h (struct inline_summary): New filed self_wize,
19682 size_inlining_benefit, self_time and time_inlining_benefit.
19683 (struct cgraph_global_info): Replace insns by time ans size fields.
19684 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19685 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19686 (ipcp_update_callgraph): Do not touch function bodies.
19687 * ipa-inline.c: Include except.h
19688 (MAX_TIME): New constant.
19689 (overall_insns): Remove
19690 (overall_size, max_benefit): New static variables.
19691 (cgraph_estimate_time_after_inlining): New function.
19692 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19693 (cgraph_clone_inlined_nodes): Update size.
19694 (cgraph_mark_inline_edge): Update size.
19695 (cgraph_estimate_growth): Use size info.
19696 (cgraph_check_inline_limits): Check size.
19697 (cgraph_default_inline_p): Likewise.
19698 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19699 (cgraph_decide_recursive_inlining): Check size.
19700 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19702 (cgraph_decide_inlining): Likewise.
19703 (cgraph_decide_inlining_incrementally): Likewise; honor
19704 PARAM_EARLY_INLINING_INSNS.
19705 (likely_eliminated_by_inlining_p): New predicate.
19706 (estimate_function_body_sizes): New function.
19707 (compute_inline_parameters): Use it.
19708 * except.c (must_not_throw_labels): New function.
19709 * except.h (must_not_throw_labels): Declare.
19710 * tree-inline.c (init_inline_once): Kill inlining_weigths
19711 * tree-ssa-structalias.c: Avoid uninitialized warning.
19712 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19713 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19714 (PARAM_INLINE_CALL_COST): Remove.
19715 (PARAM_EARLY_INLINING_INSNS): New.
19716 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19717 (inline-call-cost): Remove.
19718 (early-inlining-insns): New.
19720 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19722 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19724 (print_int_cst_bounds_in_octal_p): Likewise.
19725 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19727 * dwarf2out.c (base_type_die): Likewise.
19728 (is_subrange_type): Delete.
19729 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19730 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19731 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19732 if the destination type is boolean.
19733 (build_range_check): Do not special-case subtypes.
19734 (fold_sign_changed_comparison): Likewise.
19735 (fold_unary): Likewise.
19736 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19737 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19738 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19739 * tree.c (subrange_type_for_debug_p): New predicate based on the
19740 former is_subrange_type.
19741 * tree.h (subrange_type_for_debug_p): Declare.
19742 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19743 (convert_affine_scev): Remove call to above function.
19744 (chrec_convert_aggressive): Likewise.
19745 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19746 false for conversions involving subtypes.
19747 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19748 (vrp_val_min): Likewise.
19749 (needs_overflow_infinity): Likewise.
19750 (extract_range_from_unary_expr): Likewise.
19752 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19754 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19755 * config/frv/frv.c: Likewise.
19756 * config/s390/s390.c: Likewise.
19757 * config/sparc/sparc.h: Likewise.
19758 * config/i386/i386.h: Likewise.
19759 * config/i386/i386.c: Likewise.
19760 * config/crx/crx.c: Likewise.
19761 * config/m68hc11/m68hc11.h: Likewise.
19762 * config/iq2000/iq2000.c: Likewise.
19763 * config/mn10300/mn10300.h: Likewise.
19764 * config/mn10300/mn10300.c: Likewise.
19765 * config/m68k/m68k.c: Likewise.
19766 * config/rs6000/rs6000.c: Likewise.
19767 * config/rs6000/xcoff.h: Likewise.
19768 * config/rs6000/linux64.h: Likewise.
19769 * config/rs6000/sysv4.h: Likewise.
19770 * config/score/score3.c: Likewise.
19771 * config/score/score7.c: Likewise.
19772 * config/score/score.c: Likewise.
19773 * config/arm/arm.md: Likewise.
19774 * config/mips/mips.c: Likewise.
19775 * config/mips/mips.md: Likewise.
19776 * config/bfin/bfin.h: Likewise.
19777 * config/pa/pa.c: Likewise.
19778 * config/pa/constraints.md: Likewise.
19780 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19781 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19782 * config/pdp11/pdp11.h: Use memory_address_p instead.
19784 2009-05-14 Ian Lance Taylor <iant@google.com>
19786 * passes.c (finish_optimization_passes): Change i to int.
19787 * plugin.c (plugins_active_p): Change event to int.
19788 (dump_active_plugins): Likewise.
19789 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19791 * tree.c (tree_range_check_failed): Change c to unsigned int.
19792 (omp_clause_range_check_failed): Likewise.
19793 (build_common_builtin_nodes): Change mode to int. Add cast.
19794 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19795 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19797 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19798 ++ or -- with a variable of enum type.
19800 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19803 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19805 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19807 * store-motion.c: Do not include params.h
19808 * Makefile.in: Fix dependencies for various files.
19810 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19812 * auto-inc-dec.c: Fix pass description, remove apparent
19813 accidental duplication.
19815 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19817 PR middle-end/40147
19818 * ipa-utils.h (memory_identifier_string): Moved to ...
19819 * tree.h (memory_identifier_string): Here. Add GTY(()).
19821 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19823 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19824 in the former documentation of...
19825 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19826 * ira-conflicts.c (get_dup_num): Use address_operand.
19827 * targhooks.c (default_legitimate_address_p): New.
19828 * targhooks.h (default_legitimate_address_p): New.
19829 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19831 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19832 * target.h (struct target): Add legitimate_address_p.
19833 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19834 (TARGET_INITIALIZER): Include it.
19836 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19837 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19838 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19839 (TARGET_LEGITIMATE_ADDRESS_P): New.
19841 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19842 (REG_OK_STRICT_P): Delete.
19843 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19844 (frv_legitimate_address_p_1): ... this.
19845 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19846 (frv_legitimate_address_p_1): ... the renamed old
19847 frv_legitimate_address_p.
19848 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19849 (TARGET_LEGITIMATE_ADDRESS_P): New.
19851 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19852 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19853 * config/s390/s390.c (legitimate_address_p): Rename to...
19854 (s390_legitimate_address_p): ... this, make static.
19855 (legitimize_address): Adjust call.
19856 (TARGET_LEGITIMATE_ADDRESS_P): New.
19857 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19859 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19860 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19861 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19862 (TARGET_LEGITIMATE_ADDRESS_P): New.
19864 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19865 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19866 * config/spu/spu.c (spu_legitimate_address): Rename to...
19867 (spu_legitimate_address_p): ... this, make static.
19868 (TARGET_LEGITIMATE_ADDRESS_P): New.
19870 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19871 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19872 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19873 (sparc_legitimate_address_p): ... this, make static and return bool.
19874 (legitimize_address): Adjust call.
19875 (TARGET_LEGITIMATE_ADDRESS_P): New.
19877 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19878 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19879 * config/i386/i386.c (legitimate_address_p): Rename to...
19880 (ix86_legitimate_address_p): ... this, make static.
19881 (constant_address_p): Move after it, adjust call.
19882 (TARGET_LEGITIMATE_ADDRESS_P): New.
19884 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19885 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19886 * config/avr/avr.c (legitimate_address_p): Rename to...
19887 (avr_legitimate_address_p): ... this, make static.
19888 (legitimize_address): Adjust call.
19889 (TARGET_LEGITIMATE_ADDRESS_P): New.
19891 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19892 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19893 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19894 (TARGET_LEGITIMATE_ADDRESS_P): New.
19896 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19897 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19898 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19899 (TARGET_LEGITIMATE_ADDRESS_P): New.
19901 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19902 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19904 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19906 (TARGET_LEGITIMATE_ADDRESS_P): New.
19908 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19909 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19911 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19913 (m68hc11_legitimate_address_p): ... this, make static.
19914 (go_if_legitimate_address_internal): Rename to...
19915 (m68hc11_legitimate_address_p_1): ... this.
19916 (legitimize_address): Adjust call.
19917 (TARGET_LEGITIMATE_ADDRESS_P): New.
19919 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19920 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19921 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19922 (TARGET_LEGITIMATE_ADDRESS_P): New.
19924 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19925 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19926 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19927 (mn10300_legitimate_address_p): ... this, make static.
19928 (TARGET_LEGITIMATE_ADDRESS_P): New.
19930 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19931 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19932 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19933 (TARGET_LEGITIMATE_ADDRESS_P): New.
19935 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19936 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19937 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19938 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19939 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19940 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19941 (rs6000_legitimate_address_p): ... this, make static.
19942 (TARGET_LEGITIMATE_ADDRESS_P): New.
19943 (REG_MODE_OK_FOR_BASE_P): Delete.
19944 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19946 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19947 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19949 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19950 static, adjust types.
19951 (TARGET_LEGITIMATE_ADDRESS_P): New.
19953 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19954 * config/score/score.c (score_address_p): Rename to...
19955 (score_legitimate_address_p): ... this.
19956 (TARGET_LEGITIMATE_ADDRESS_P): New.
19957 * config/score/score3.c (score3_address_p): Rename to...
19958 (score3_legitimate_address_p): ... this.
19959 * config/score/score7.c (score7_address_p): Rename to...
19960 (score7_legitimate_address_p): ... this.
19962 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19963 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19964 GO_IF_LEGITIMATE_ADDRESS): Delete.
19965 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19966 thumb2_legitimate_address_p): Delete.
19967 (arm_legitimate_address_p): Rename to...
19968 (arm_legitimate_address_outer_p): ... this.
19969 * config/arm/constraints.md ("Uq"): Adjust call.
19970 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19971 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19973 (arm_legitimate_address_outer_p): ... this.
19974 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19976 (TARGET_LEGITIMATE_ADDRESS_P): New.
19978 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19979 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19980 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19981 (TARGET_LEGITIMATE_ADDRESS_P): New.
19983 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19984 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19985 * config/vax/vax.c (legitimate_address_p): Rename to...
19986 (vax_legitimate_address_p): ... this, make static.
19987 (TARGET_LEGITIMATE_ADDRESS_P): New.
19989 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19990 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19991 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19992 (TARGET_LEGITIMATE_ADDRESS_P): New.
19994 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19995 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19996 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19997 (mmix_legitimate_address_p): ... this, make static.
19998 (TARGET_LEGITIMATE_ADDRESS_P): New.
20000 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20001 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20002 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20003 (TARGET_LEGITIMATE_ADDRESS_P): New.
20005 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20007 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20008 of MODE_COMPLEX_INT.
20010 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20012 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20013 LCT_NORMAL in function call.
20014 * mips-tdump.c (print_file_desc): Add cast to enum type.
20015 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20016 (mark_stabs): Add casts to enum types.
20017 (parse_stabs_common): Add casts to enum types.
20019 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20021 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20022 Check for invalid values of LETTER.
20024 2009-05-13 Taras Glek <tglek@mozilla.com>
20026 * attribs.c (register_attribute): moved out attribute registration
20027 into register_attribute.
20028 * doc/plugins.texi: Documented register_attribute and
20030 * gcc-plugin.h: Added forward decl for register_attribute.
20031 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20032 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20033 PLUGIN_ATTRIBUTES boilerplate.
20035 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20037 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20038 values even in sentinel and empty entries.
20039 (ms_printf_flag_specs): Likewise.
20040 (ms_scanf_flag_specs): Likewise.
20041 (ms_strftime_flag_specs): Likewise.
20042 (ms_print_char_table): Likewise.
20043 (ms_scan_char_table): Likewise.
20044 (ms_time_char_table): Likewise.
20046 2009-05-13 Doug Kwan <dougkwan@google.com>
20048 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20050 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20052 * config/mips/mips.md (store): Add attributes for QI and HI.
20054 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20055 (truncdi<mode>2): ... this new pattern.
20057 2009-05-13 Brad Hards <bradh@kde.org>
20059 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20061 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20062 Ben Elliston <bje@au.ibm.com>
20064 PR middle-end/40035
20065 * dse.c (check_mem_read_rtx): Guard against width == -1.
20067 2009-05-13 Michael Matz <matz@suse.de>
20069 PR middle-end/39976
20070 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20071 (trivially_conflicts_p): New function.
20072 (insert_backedge_copies): Use it.
20074 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20076 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20077 (handle_stdc_pragma): Use new enum constant names.
20078 (handle_pragma_float_const_decimal64): Ditto.
20080 2009-05-13 Ian Lance Taylor <iant@google.com>
20082 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20085 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20087 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20088 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20090 * config/m68k/m68k.h (FL_UCLINUX): Define.
20092 2009-05-13 Jan Hubicka <jh@suse.cz>
20094 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20096 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20098 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20099 unless -fschedule-insns is specified.
20101 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20104 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20105 TARGET_EXPAND_CBRANCHDI4.
20106 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20107 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20108 (cmpeqdi): Fix comment.
20110 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20112 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20113 (sh_legitimate_address_p): Likewise.
20114 * config/sh/sh.c (sh_legitimate_index_p): New.
20115 (sh_legitimate_address_p): Likewise.
20116 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20117 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20118 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20119 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20120 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20121 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20122 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20123 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20124 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20126 2009-05-12 Jan Hubicka <jh@suse.cz>
20128 * tree-inline.c (estimate_operator_cost): Add operands;
20129 when division happens by constant, it is cheap.
20130 (estimate_num_insns): Loads and stores are not having cost of 0;
20131 EH magic stuff is cheap; when computing runtime cost of switch,
20132 use log2 base of amount of its cases; builtin_expect has cost of 0;
20133 compute cost for moving return value of call.
20134 (init_inline_once): Initialize time_based flags.
20135 * tree-inline.h (eni_weights_d): Add time_based flag.
20137 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20139 * df-core.c: Update head documentation.
20141 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20144 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20145 shadowing exisiting variable op1.
20147 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20150 * config/i386/driver-i386.c (processor_signatures): New enum.
20151 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20152 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20153 processor signature to detect geode processor.
20155 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20159 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20161 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20162 causes spurious differences between trunk and cond-optab branch.
20164 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20166 * dojump.c (compare_from_rtx): Delete.
20167 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20168 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20169 if the comparison does not satisfy the predicate; test predicates for
20170 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20171 further if one existing pattern fails.
20172 * expr.h (compare_from_rtx): Delete.
20173 (prepare_operand): Declare it.
20174 * optabs.c: Change "lib call" to "libcall" throughout.
20175 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20176 HAVE_conditional_trap, emit_cmp_insn): Delete.
20177 (can_compare_p): Delete cmp_optab case.
20178 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20179 Accept other parameters by value.
20180 (prepare_operand): Make non-static.
20181 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20182 other parameters by value. Try to widen operands here based on
20183 an optab_methods argument and looking at cbranch_optab.
20184 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20185 loop. Use cbranch_optab directly.
20186 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20187 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20189 (emit_conditional_move, emit_conditional_add): Inline what's needed
20190 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20191 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20192 with COMPARE. Move cmov_optab and cstore_optab above
20193 with cbranch_optab, move cmp_optab down with ucmp_optab,
20194 remove tst_otpab. Do not initialize trap_rtx.
20195 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20196 for trap code. Do not check HAVE_conditional_trap. Use
20197 prepare_cmp_insn. Accept no predicate for operand 3.
20198 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20199 (OTI_ctrap, ctrap_optab): New.
20200 (tst_optab): Delete.
20201 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20202 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20203 with lookup of ctrap_optab.
20204 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20206 (ctrap_optab): New.
20208 * combine.c (combine_simplify_rtx, simplify_set): Do not
20209 special case comparing against zero for cc0 machines.
20210 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20211 COMPARE on cc0 machines.
20212 (simplify_relational_operation): Return a new expression when
20213 a COMPARE could be removed.
20214 * final.c (final_scan_insn): Compare cc_status values
20215 against LHS of a (compare FOO (const_int 0)) cc0 source.
20216 Also check if cc_status.value is the full compare.
20218 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20219 (cstoreMM4): Document.
20220 (conditional_trap): Document ctrapMM4 instead.
20221 (sync_compare_and_swapMM): Refer to cbranchcc4.
20222 (Dependent Patterns): Eliminate obsolete information referring to
20223 the old jump optimization phase.
20224 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20225 of compares with 0 on cc0 machines.
20226 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20227 avoiding references to cc0. Remove text about storing operands
20229 * doc/tm.texi (Condition Codes): Include blurb on different
20230 condition code representations, separate into subsections for
20231 CC0, MODE_CC and conditional execution.
20233 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20234 alpha_emit_setcc): Accept operands and a machine mode.
20235 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20236 Get code/op0/op1 from operands, use machine mode argument
20237 instead of alpha_compare.fp_p. Emit the branch here.
20238 (alpha_emit_setcc): Likewise, and return boolean.
20239 (alpha_emit_conditional_move): Likewise. Assert that
20240 cmp_op_mode == cmp_mode, and simplify accordingly.
20241 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20242 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20243 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20245 (stack probe test): Use cbranchdi4.
20246 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20248 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20249 * config/arc/arc.h (movsicc, movsfcc): Use it.
20250 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20251 (cbranchsi4, cstoresi4): New.
20252 (cmpsi, bCC and sCC expanders): Remove.
20254 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20255 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20256 * config/arm/predicates.md (arm_comparison_operator): Only include
20257 floating-point operators if there is a hardware floating-point unit.
20258 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20259 deferring to cbranch_cc and cstore_cc respectively.
20260 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20261 cbranch_cc, cstore_cc): New.
20262 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20264 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20266 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20267 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20269 (adjust_insn_length): Adjust calls.
20270 (avr_reorg): Handle (compare (foo) (const_int 0)).
20271 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20272 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20273 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20274 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20276 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20277 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20279 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20280 (cbranchsi4, cstorebi4, cstoresi4): New.
20281 (movbisi): This insn is duplicate, split it to zero_extend.
20282 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20283 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20284 (bfin_optimize_loop): Use cbranch expander.
20285 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20286 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20287 (bfin_bimode_comparison_operator): ... this.
20288 (bfin_direct_comparison_operator): New.
20290 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20291 inside (compare FOO (const_int 0)).
20292 (cris_rtx_costs): Handle ZERO_EXTRACT.
20293 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20294 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20295 (*tstdi_v32): Delete.
20296 (*cmpdi_non_v32): Add M alternative for operand 1.
20297 (cmpsi, cmp<mode>): Make private.
20298 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20300 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20302 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20303 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20304 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20305 (cc_reg_operand): New.
20306 (any_cond): Delete.
20307 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20308 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20309 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20310 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20311 crx_expand_scond): Delete.
20313 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20315 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20316 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20318 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20319 cstoresi4, cstoresf4, cstoredf4): New.
20320 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20321 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20322 Receive the entire operands array.
20323 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20324 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20325 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20326 Get test/op0/op1 from the operands array.
20327 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20329 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20330 (h8300_expand_store): New.
20331 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20333 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20334 (h8300_expand_store): New.
20335 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20336 or do not try to produce (set (cc0) REG).
20337 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20338 change a compare into a move to a scratch register. Disable some
20339 peepholes when comparing with zero.
20340 (tstsi, tsthi, tstsi, cmpqi): Make private.
20342 (bCC, sCC): Delete.
20343 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20346 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20347 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20348 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20349 (ix86_emit_i387_log1p): Use cbranchxf2.
20350 (ix86_expand_setcc): Return void.
20351 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20352 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20353 cmp<MODEF>, cmpcc): Remove.
20354 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20355 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20356 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20357 (sCC and bCC expanders): Remove.
20358 (stack_protect_test): Use cbranchcc4.
20360 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20362 (ia64_expand_compare): Accept three rtx by reference and return void.
20363 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20364 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20365 from *expr. Update *expr with the BImode comparison to do.
20366 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20367 cmptf, bCC, sCC, conditional_trap): Delete.
20368 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20369 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20370 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20371 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20372 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20374 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20375 type of last argument.
20376 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20377 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20378 use machine mode argument instead of branch_type. Remove dead
20379 code for floating-point comparisons.
20380 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20381 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20383 (cbranchsi4, cstoresi4): New.
20384 * config/iq2000/predicates.md (reg_or_const_operand): New.
20386 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20387 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20388 (b<code>_op): Rewrite to...
20389 (bcc_op): ... this, using match_operator.
20390 (s<code>_op): Rewrite to...
20391 (scc_op): ... this, using match_operator.
20392 (s<code>_24_op): Rewrite to...
20393 (scc_op_24): ... this, using match_operator.
20394 (s<code>_<mode>): Rewrite to...
20395 (cstore<mode>4): ... this, using match_operator.
20396 (s<code>_<mode>_24): Rewrite to...
20397 (cstore<mode>4_24): ... this, using match_operator.
20398 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20399 m32c_unpend_compare, m32c_expand_scc): Delete.
20400 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20401 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20402 (m32c_expand_movcc): Change NE to EQ if necessary.
20403 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20405 * config/m32r/m32r-protos.h (gen_cond_store): New.
20406 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20407 (gen_cond_store): New, from sCC patterns.
20408 (m32r_expand_block_move): Use cbranchsi4.
20409 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20410 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20411 (cbranchsi4, cstoresi4): New.
20413 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20415 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20416 (m68hc11_notice_update_cc): Look into a compare with 0.
20417 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20419 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20420 cmphi, cmpqi, bCC): Delete.
20421 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20422 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20423 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20426 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20427 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20428 * config/m68k/constraints.md (H): New.
20429 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20430 the define_insn below.
20431 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20432 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20433 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20434 patterns): Wrap RHS with COMPARE.
20435 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20436 (*cmpdi_internal): Name this pattern.
20437 (cmpdi): Change to define_insn.
20438 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20439 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20440 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20442 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20443 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20444 (conditional_trap): Change to...
20445 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20446 (*conditional_trap): Use the ordered_comparison_operator and
20447 const1_operand predicates.
20448 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20449 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20450 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20451 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20453 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20454 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20455 (mcore_gen_compare): New.
20456 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20457 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20458 (mcore_gen_compare): ... this.
20459 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20460 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20461 (stack probe pattern): Use cbranchsi4.
20463 * config/mips/predicates.md (mips_cstore_operator): New.
20464 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20465 * config/mips/mips.md (any_cond): Delete.
20466 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20468 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20469 fixuns_truncsfdi2): Use cbranch patterns.
20470 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20471 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20472 Adjust call to mips_expand_conditional_branch.
20473 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20475 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20476 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20477 * config/mips/mips.c (cmp_operands): Delete.
20478 (mips_emit_compare): Get comparison operands from *op0/*op1.
20479 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20480 that it succeeds. Use op0/op1 instead of cmp_operands.
20481 (mips_expand_conditional_branch, mips_expand_conditional_move,
20482 mips_expand_conditional_trap): Likewise.
20483 (mips_block_move_loop): Use cbranch patterns.
20484 * config/mips/mips.h (cmp_operands): Delete.
20486 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20487 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20488 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20489 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20490 (*cmpcc_folded): Rename to...
20491 (*cmpdi_folded): this.
20492 (*cmpcc): Rename to...
20494 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20497 (cbranchdf4): New. Handle invalid comparisons here.
20498 * config/mmix/predicates.md (float_comparison_operator): New.
20500 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20501 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20502 * config/mn10300/mn10300.md (tst): Delete.
20503 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20504 Name these patterns and wrap RHS in a compare.
20505 (*cmpsi): Make this pattern private. Include tst.
20506 (*cmpsf): Make this pattern private.
20507 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20508 (compare with zero peepholes): Likewise.
20510 (cbranchsi4, cbranchsf4): New.
20511 (casesi): Use cbranchsi4.
20513 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20514 hppa_branch_type): Delete.
20515 (return_addr_rtx): Use cbranchsi4.
20516 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20517 Emit CCFPmode comparison here.
20518 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20519 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20520 hppa_branch_type): Delete.
20521 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20522 (movsicc, movdicc): Remove references to hppa_compare_op0,
20523 hppa_compare_op1 and compare_from_rtx.
20524 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20525 (casesi): Use cbranchsi4.
20527 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20528 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20529 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20530 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20531 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20533 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20534 (*branch, *branch_inverted): New.
20536 * config/picochip/picochip.md (cbranchhi4): Use
20537 ordered_comparison_operator.
20538 (cmphi, bCC): Remove.
20540 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20541 (trap_comparison_operator): Delete.
20542 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20543 rs6000_emit_cbranch): Accept mode and operands.
20544 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20545 rs6000_compare_fp_p): Delete.
20546 (rs6000_generate_compare): Accept mode and comparison. Extract code
20547 and op0/op1 from there. Replace references to rs6000_compare_op0
20548 and rs6000_compare_op1.
20549 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20550 extract result from passed operands.
20551 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20552 extract loc from passed operands.
20553 (rs6000_emit_cmove): Likewise.
20554 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20555 rs6000_compare_fp_p): Delete.
20556 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20557 (cbranch<GPR>4, cbranch<FP>4): New.
20558 (cstore<mode>4): New. Consolidate here all choices about when to use
20559 portable or specialized sCC sequences.
20560 (stack_protect_test): Use cbranchsi4.
20561 (conditional_trap): Replace with ctrap<GPR>4.
20562 (conditional trap insn): Replace trap_comparison_operator with
20563 ordered_comparison_operator.
20565 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20566 (s390_emit_prologue): Use ctrap.
20567 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20568 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20569 New predicates replacing...
20570 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20571 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20572 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20573 (add<mode>cc): Do not use s390_compare_op0/op1.
20574 (s<code>): Change to...
20575 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20576 (seq): Change to...
20577 (cstorecc4): ... this. Handle EQ or NE equally.
20578 (*sne): Un-privatize for use in cstorecc4.
20579 (b<code>): Change to...
20580 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20581 (conditional_trap): Replace with...
20582 (ctrap<GPR>4, ctrap<FP>4): ... these.
20583 (stack_protect): Use cbranchcc4.
20585 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20586 * config/score/score-protos.h (score_gen_cmp): Delete.
20587 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20588 (score_block_move-loop): Use cbranchsi4.
20589 * config/score/score.md (cbranchsi4): New.
20590 (cmpsi, bCC): Delete.
20591 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20592 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20593 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20594 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20595 * config/score/score3.h (score3_gen_cmp): Delete.
20596 * config/score/score7.h (score7_gen_cmp): Delete.
20598 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20599 (sh_emit_scc_to_t): ... this. Return void.
20600 (from_compare): Rename to...
20601 (sh_emit_compare_and_branch): ... this.
20602 (sh_emit_compare_and_set): New.
20603 (sh_expand_t_scc): Accept operands.
20604 * config/sh/predicates.md (sh_float_comparison_operator): New.
20605 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20606 (prepare_scc_operands): Rename to...
20607 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20609 (sh_emit_cheap_store_flag): New.
20610 (sh_emit_set_t_insn): New.
20611 (from_compare): Rename to...
20612 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20613 handling of TARGET_SH2E floating point to avoid recursive call.
20614 Generate branch here.
20615 (sh_emit_compare_and_set): New.
20616 (sh_expand_t_scc): Get op0/op1 from arguments.
20617 (sh_emit_cheap_store_flag): New.
20618 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20620 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20621 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20622 (movsicc, movdicc): Do nothing when it recreated operands from
20623 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20624 prepare_scc_operands (now sh_emit_scc_to_t).
20625 (udivdi3): Use cstoresi4.
20626 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20627 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20628 (cbranchint4_media, cbranchfp4_media): New.
20629 (casesi): Use cbranchdi4.
20630 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20632 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20633 (movnegt): Remove second operand.
20634 (cbranchsf4, cbranchdf4): New.
20635 (stack_protect): Use cbranchdi4/cbranchsi4.
20637 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20638 (gen_compare_reg): Accept comparison, extract part of it to...
20639 (gen_compare_reg_1): ... this.
20640 (gen_compare_operator): Delete.
20641 (gen_v9_scc): Accept separate destination, comparison code and arms.
20642 Do not use sparc_compare_op0/sparc_compare_op1.
20643 (emit_scc_insn, emit_conditional_branch_insn): New.
20644 (emit_v9_brxx): Make static. Remove useless assertion.
20645 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20647 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20648 * config/sparc/sparc-protos.h (gen_compare_reg,
20649 sparc_emit_float_lib_cmp): Adjust prototype.
20650 (emit_scc_insn, emit_conditional_branch_insn): New.
20651 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20652 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20653 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20654 iterators to the top.
20655 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20656 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20657 snedi_special_trunc): Delete.
20658 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20659 and snedi_special_trunc.
20660 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20661 cbranchdi4, cbranch<F:mode>4): New.
20662 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20663 here. Use gen_compare_reg instead of gen_compare_operator.
20664 (conditional_trap): Replace with...
20665 (ctrapsi4, ctrapdi4): ... this.
20666 (stack_protect_test): Use cbranchcc4.
20668 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20670 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20671 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20672 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20673 from operands[0] or operands[3] depending on is_set.
20674 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20675 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20676 cmpdf, bCC), sCC: Remove.
20677 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20678 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20680 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20681 spu_emit_branch_or_set.
20683 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20685 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20686 xstormy16_compare_op1): Delete.
20687 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20688 xstormy16_compare_op1): Delete.
20689 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20691 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20692 (cmphi, cmpsi, bCC): Remove.
20694 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20695 (*cmpsi): ... this one.
20696 (cbranchsi4, cstoresi4): New.
20697 (bCC expanders): Delete.
20698 (sCC insns): Fold into...
20699 (*setcc): ... this one.
20700 (casesi): Do not use gen_cmpsi and gen_bgtu.
20701 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20702 (movsicc): Simplify.
20703 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20705 * config/vax/vax-protos.h (cond_name): New.
20706 (vax_output_conditional_branch): Remove.
20707 * config/vax/vax.c (cond_name): New.
20708 (vax_output_conditional_branch): Remove.
20709 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20710 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20711 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20712 (bit<VAXint>): Wrap source with (compare).
20713 (b<code> and following unnamed pattern): Rename to *branch and
20714 *branch_reversed. Change macroization to match_operator.
20715 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20717 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20718 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20719 Change last argument to machine_mode.
20720 (xtensa_expand_scc): Add machine_mode argument.
20721 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20722 (gen_conditional_move, xtensa_expand_conditional_branch,
20723 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20724 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20725 Adjust operand numbers.
20726 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20728 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20729 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20730 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20732 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20734 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20735 causes spurious differences between trunk and cond-optab branch.
20737 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20740 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20742 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20744 * tree.c (iterative_hash_pointer): Delete.
20745 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20746 Hash UIDs and versions of SSA names. Don't special-case built-in
20747 function declarations.
20749 2009-05-11 Ian Lance Taylor <iant@google.com>
20752 * graphite.c: Force -Wc++-compat to only be a warning before
20753 #including "cloog/cloog.h".
20755 2009-05-11 Martin Jambor <mjambor@suse.cz>
20757 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20759 2009-05-11 Jan Hubicka <jh@suse.cz>
20761 * tree-ssa-loop-ivcanon.c: Include target.h
20762 (struct loop_size): new structure.
20763 (constant_after_peeling): New predicate.
20764 (tree_estimate_loop_size): New function.
20765 (estimated_unrolled_size): Rewrite for new estimates.
20766 (try_unroll_loop_completely): Use new estimates.
20767 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20769 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20771 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20772 libcpp interface change.
20773 (spu_macro_to_expand): Likewise.
20775 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20777 PR tree-optimization/40026
20778 * gimplify.c (gimplify_init_constructor): Change initial conditional
20779 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20780 optimize_compound_literals_in_ctor.
20782 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20784 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20786 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20788 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20790 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20791 HOST_WIDE_INT for gap.
20793 2009-05-11 Ira Rosen <irar@il.ibm.com>
20795 PR tree-optimization/40074
20796 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20797 account in group size and step comparison.
20799 2009-05-11 Richard Guenther <rguenther@suse.de>
20801 * passes.c (init_optimization_passes): Strip now incorrect comment.
20802 (execute_function_todo): Do not set PROP_alias.
20803 * tree-pass.h (PROP_alias): Remove.
20804 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20805 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20806 * tree-nrv.c (pass_return_slot): Likewise.
20807 * tree-object-size.c (pass_object_sizes): Likewise.
20808 * tree-ssa-dom.c (pass_dominator): Likewise.
20809 (pass_phi_only_cprop): Likewise.
20810 * tree-ssa-dse.c (pass_dse): Likewise.
20811 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20812 (pass_cselim): Likewise.
20813 * tree-ssa-pre.c (pass_pre): Likewise.
20814 (pass_fre): Likewise.
20815 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20816 * tree-ssa-sink.c (pass_sink_code): Likewise.
20817 * tree-stdarg.c (pass_stdarg): Likewise.
20818 * tree-tailcall.c (pass_tail_calls): Likewise.
20819 * tree-vrp.c (pass_vrp): Likewise.
20821 2009-05-10 Ian Lance Taylor <iant@google.com>
20823 * basic-block.h (enum profile_status): Break out of struct
20824 control_flow_graph.
20825 * cgraph.h (struct inline_summary): Break out of struct
20827 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20828 of struct cgraph_order_sort.
20829 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20830 * cse.c (struct branch_path): Break out of struct
20831 cse_basic_block_data.
20832 * except.h (enum eh_region_type): Break out of struct eh_region.
20833 * gcc.c (enum add_del): Break out of struct modify_target.
20834 * genrecog.c (enum decision_type): Break out of struct decision_test.
20835 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20837 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20838 * regmove.c (enum match_use): New enum, broken out of struct match.
20839 * sched-int.h (enum post_call_group): New enum, broken out of
20841 (struct deps_reg): Break out of struct deps.
20842 * target.h (struct asm_int_op): Break out of struct gcc_target.
20843 * tree-eh.c (struct goto_queue_node): Break out of struct
20845 * tree-inline.h (enum copy_body_cge_which): Break out of
20847 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20849 * c-decl.c (in_struct, struct_types): New static variables.
20850 (pushtag): Add loc parameter. Change all callers.
20851 (lookup_tag): Add ploc parameter. Change all callers.
20852 (check_compound_literal_type): New function.
20853 (parser_xref_tag): Add loc parameter. Change all callers. If
20854 -Wc++-compat, warn about struct/union/enum types defined within a
20856 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20857 and loc parameters. Change all callers. Change error calls to
20858 error_at, using loc. For a redefinition, if the location of the
20859 original definition is known, report it. Set in_struct and
20860 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20861 (finish_struct): Add new parameters enclosing_in_struct and
20862 enclosing_struct_types. Change all callers. Set
20863 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20864 in the struct. If in a struct, add this struct to struct_types.
20865 (start_enum): Add loc parameter. Change all callers. Use
20866 error_at for errors, using loc. For a redefinition, if the
20867 location of the original definition is known, report it. If in a
20868 struct, add this enum type to struct_types. If -Wc++-compat warn
20869 if in sizeof, typeof, or alignof.
20870 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20871 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20872 (c_parser_enum_specifier): Get enum location for start_enum.
20873 (c_parser_struct_or_union_specifier): Get struct location for
20874 start_struct. Save in_struct and struct_types status between
20875 start_struct and finish_struct.
20876 (c_parser_cast_expression): Get location of cast.
20877 (c_parser_alignof_expression): Get location of type.
20878 (c_parser_postfix_expression): Likewise.
20879 (c_parser_postfix_expression_after_paren_type): Add type_loc
20880 parameter. Change all callers. Call check_compound_literal_type.
20881 Use type_loc for error about variable size type.
20882 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20883 of an enum constant from an enum type defined in a struct or union.
20884 (c_cast_expr): Add loc parameter. Change all callers. If
20885 -Wc++-compat, warn about defining a type in a cast.
20886 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20887 (start_enum, start_struct, finish_struct): Update declarations.
20888 (parser_xref_tag, c_cast_expr): Update declarations.
20889 (check_compound_literal_type): Declare.
20891 2009-05-11 Ben Elliston <bje@au.ibm.com>
20893 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20894 for recent libcpp interface change.
20895 (rs6000_macro_to_expand): Likewise.
20897 2009-05-10 Michael Matz <matz@suse.de>
20900 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20901 not at entry of function.
20903 2009-05-10 Richard Guenther <rguenther@suse.de>
20905 PR tree-optimization/40081
20907 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20908 using the main variant of the element type. Do not fiddle with
20909 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20911 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20912 structs with volatile fields.
20914 2009-05-10 Jan Hubicka <jh@suse.cz>
20916 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20917 (estimate_move_cost): Assert that it does not get called for
20919 (estimate_num_insns): Skip VOID types in argument handling.
20920 (optimize_inline_calls): Delete unreachable blocks and verify that
20921 callgraph is valid.
20923 2009-05-10 Jan Hubicka <jh@suse.cz>
20925 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20926 * cgraph.c (cgraph_mark_address_taken_node): New function.
20927 (dump_cgraph_node): Dump new flag.
20928 * cgraph.h (struct cgraph_node): Add address_taken.
20929 (cgraph_mark_address_taken_node): New function.
20930 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20931 since new direct calls can be born.
20933 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20935 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20936 tok->val.node.node.
20938 2009-05-10 Jan Hubicka <jh@suse.cz>
20940 PR middle-end/40084
20941 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20943 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20944 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20945 * tree-inline.c (copy_bb): Set frequency correctly.
20946 (fold_marked_statements): Update call to
20947 cgraph_update_edges_for_call_stmt.
20949 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20951 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20952 identifiers in diagnostics.
20953 * config/arm/arm.c (arm_handle_fndecl_attribute,
20954 arm_handle_isr_attribute): Likewise.
20955 * config/avr/avr.c (avr_handle_progmem_attribute,
20956 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20957 * config/bfin/bfin.c (handle_int_attribute,
20958 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20959 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20960 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20962 * config/darwin.c (darwin_handle_kext_attribute,
20963 darwin_handle_weak_import_attribute): Likewise.
20964 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20965 h8300_handle_eightbit_data_attribute,
20966 h8300_handle_tiny_data_attribute): Likewise.
20967 * config/i386/i386.c (ix86_handle_cconv_attribute,
20968 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20969 * config/i386/winnt.c (ix86_handle_shared_attribute,
20970 ix86_handle_selectany_attribute): Likewise.
20971 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20972 * config/m32c/m32c.c (function_vector_handler): Likewise.
20973 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20974 m68hc11_handle_fntype_attribute): Likewise.
20975 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20976 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20977 * config/mips/mips.c (mips_insert_attributes,
20978 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20979 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20980 rs6000_handle_struct_attribute): Likewise.
20981 * config/sh/sh.c (sh_insert_attributes,
20982 sh_handle_resbank_handler_attribute,
20983 sh_handle_interrupt_handler_attribute,
20984 sh2a_handle_function_vector_handler_attribute,
20985 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20987 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20988 * config/spu/spu.c (spu_handle_fndecl_attribute,
20989 spu_handle_vector_attribute): Likewise.
20990 * config/stormy16/stormy16.c
20991 (xstormy16_handle_interrupt_attribute): Likewise.
20992 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20993 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20995 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20997 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20998 (pp_translate_identifiers): New.
20999 (pp_identifier): Only conditionally translate identifier to locale
21001 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21002 (pp_base_tree_identifier): Only conditionally translate identifier
21003 to locale character set.
21004 * c-pretty-print.c (M_): Define.
21005 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21006 fragments for conditional translation with M_.
21007 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21008 identifier translation.
21010 2009-05-10 Richard Guenther <rguenther@suse.de>
21012 PR tree-optimization/40081
21013 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21014 using the main variant of the element type. Do not fiddle with
21015 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21017 2009-05-09 Jan Hubicka <jh@suse.cz>
21019 PR middle-end/40080
21020 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21021 indirect calls; verify cgraph afterwards.
21023 2009-05-09 Jan Hubicka <jh@suse.cz>
21026 * ipa.c (update_inlined_to_pointer): New function.
21027 (cgraph_remove_unreachable_nodes): Use it.
21029 2009-05-09 Jan Hubicka <jh@suse.cz>
21031 * tree-eh.c (struct leh_state): Remove prev_try.
21032 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21033 not track prev_try.
21034 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21035 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21036 remove_eh_handler_and_replace, foreach_reachable_handler,
21037 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21038 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21039 (gen_eh_region_cleanup): Update prototype.
21041 2009-05-09 Jan Hubicka <jh@suse.cz>
21043 PR middle-end/40043
21044 * except.c (copy_eh_region): Always set prev_try.
21045 (redirect_eh_edge_to_label): Find outer try.
21046 (foreach_reachable_handler): When looking for prev try
21047 handle case where previous try is not going to be taken.
21049 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21051 PR tree-optimization/40049
21052 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21053 only vector/vector shifts, convert the type of the constant to the
21054 appropriate type to avoid building incorrect trees, which
21055 eventually have problems with garbage collection.
21057 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21059 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21060 -1 for complex floating-point types if honoring signed zeros.
21062 2009-05-08 Jan Hubicka <jh@suse.cz>
21064 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21065 argument; handle correctly when profile is absent.
21066 (build_cgraph_edges): Update.
21067 (rebuild_cgraph_edges): Update.
21068 * cgraph.c: Do not include varray.h.
21069 (cgraph_set_call_stmt_including_clones): New function.
21070 (cgraph_create_edge_including_clones): Likewise
21071 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21072 (cgraph_update_edges_for_call_stmt): Handle clones.
21073 (cgraph_remove_node): Handle clone tree.
21074 (cgraph_remove_node_and_inline_clones): New function.
21075 (dump_cgraph_node): Dump clone tree.
21076 (cgraph_clone_node): Handle clone tree.
21077 (clone_function_name): Bring here from tree-inline.c.
21078 (cgraph_create_virtual_clone): New function.
21079 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21080 (cgraph_clone_info): New function.
21081 (strut cgraph_node): Add clone_info and new clone tree pointers.
21082 (cgraph_remove_node_and_inline_clones,
21083 cgraph_set_call_stmt_including_clones,
21084 cgraph_create_edge_including_clones,
21085 cgraph_create_virtual_clone): Declare.
21086 (cgraph_function_versioning): Use VEC argument.
21087 (compute_call_stmt_bb_frequency): Update prototype.
21088 (cgraph_materialize_all_clones): New function.
21089 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21090 (ipcp_create_replace_map): Update to VECtors.
21091 (ipcp_update_callgraph): Use virtual clones.
21092 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21093 (ipcp_update_profiling): Do not update local profiling.
21094 (ipcp_insert_stage): Use VECtors and virtual clones.
21095 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21096 (clone_of_p): New function.
21097 (cgraph_preserve_function_body_p): Use clone tree.
21098 (cgraph_optimize): Materialize clones.
21099 (cgraph_function_versioning): Update for VECtors.
21100 (save_inline_function_body): Use clone tree.
21101 (cgraph_materialize_clone): New function.
21102 (cgraph_materialize_all_clones): Likewise.
21103 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21104 * ipa.c: Include gimple.h.
21105 (cgraph_remove_unreachable_nodes): Use clone tree.
21106 * ipa-prop.c (ipa_note_param_call): Update call to
21107 compute_call_stmt_bb_frequencycall.
21108 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21109 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21110 (copy_bb): Handle updating of clone tree; add new edge when new call
21112 (expand_call_inline): Be strict about every call having edge.
21113 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21114 (delete_unreachable_blocks_update_callgraph): New function.
21115 (tree_function_versioning): Use VECtors; always remove unreachable
21116 blocks and fold conditionals.
21117 * tree-inline.h: Do not include varray.h.
21118 (tree_function_versioning): Remove.
21119 * Makefile.in (GTFILES): Remove tree-inline.c
21120 * passes.c (do_per_function): Do only functions having body.
21121 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21124 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21125 Andrew Morrow <acm@google.com>
21128 * c-common.c (c_common_attribute_table): Permit deprecated
21129 attribute to take an optional argument.
21130 (handle_deprecated_attribute): If the optional argument to
21131 __attribute__((deprecated)) is not a string ignore the attribute
21132 and emit a warning.
21134 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21135 * c-typeck.c (build_component_ref): Likewise.
21136 (build_external_ref): Likewise.
21138 * toplev.c (warn_deprecated_use): Add an attribute argument.
21139 Emit the message associated with __attribute__((deprecated)).
21141 * toplev.h (warn_deprecated_use): Updated.
21143 * doc/extend.texi: Document new optional parameter to
21144 __attribute__((deprecated))
21146 2009-05-08 Michael Eager <eager@eagercon.com>
21148 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21149 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21151 2009-05-08 Richard Guenther <rguenther@suse.de>
21153 PR tree-optimization/40062
21154 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21155 Avoid exponential behavior.
21157 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21159 PR rtl-optimization/33928
21161 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21162 process_uses, build_single_def_use_links): New.
21163 (update_df): Update use_def_ref.
21164 (forward_propagate_into): Use get_def_for_use instead of use-def
21166 (fwprop_init): Call build_single_def_use_links and let it initialize
21168 (fwprop_done): Free use_def_ref.
21169 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21170 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21171 df_rd_simulate_one_insn): New.
21172 (df_rd_bb_local_compute_process_def): Update head comment.
21173 (df_chain_create_bb): Use the new RD simulation functions.
21174 * df.h (df_rd_simulate_artificial_defs_at_top,
21175 df_rd_simulate_one_insn): New.
21176 * opts.c (decode_options): Enable fwprop at -O1.
21177 * doc/invoke.texi (-fforward-propagate): Document this.
21179 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21182 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21183 and one complex operand specially.
21184 * tree-complex.c (some_nonzerop): Do not identify a real value as
21185 zero if flag_signed_zeros.
21187 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21189 PR rtl-optimization/33928
21190 * loop-invariant.c (record_use): Fix && vs. || mishap.
21192 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21194 PR rtl-optimization/33928
21195 * loop-invariant.c (struct use): Add addr_use_p.
21196 (struct def): Add n_addr_uses.
21197 (struct invariant): Add cheap_address.
21198 (create_new_invariant): Set cheap_address.
21199 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21200 (record_uses): Pass df_ref to record_use.
21201 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21204 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21206 * config/sh/sh.c: Do not include c-pragma.h.
21208 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21210 * config/spu/spu.c: Remove include of c-common.h.
21212 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21215 * c-common.h (mark_valid_location_for_stdc_pragma,
21216 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21217 clear_float_const_decimal64, float_const_decimal64_p): New.
21218 * c.opt (Wunsuffixed-float-constants): New.
21219 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21220 unsuffixed float constant, handle new warning.
21221 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21222 * c-decl.c (c_scope): New flag float_const_decimal64.
21223 (set_float_const_decimal64, clear_float_const_decimal64,
21224 float_const_decimal64_p): New.
21225 (push_scope): Set new flag.
21226 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21227 to use STDC pragmas.
21228 (c_parser_external_declaration): Ditto.
21229 (c_parser_compound_statement_nostart): Ditto.
21230 * c-pragma.c (valid_location_for_stdc_pragma,
21231 mark_valid_location_for_stdc_pragma,
21232 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21233 handle_pragma_float_const_decimal64): New.
21234 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21235 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21236 set_float_const_decimal64, clear_float_const_decimal64,
21237 float_const_decimal64_p): New dummy functions.
21238 * doc/extend.texi (Decimal Float): Remove statement that the
21239 pragma, and suffix for double constants, are not supported.
21240 * doc/invoke.texi (Warning Options): List new option.
21241 (-Wunsuffixed-float-constants): New.
21243 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21245 * config/i386/i386.c: Do not include c-common.h.
21247 2009-05-07 Mark Heffernan <meheff@google.com>
21249 * doc/invoke.texi (Debugging Options): Document change of debugging
21251 * opts.c (decode_options): Make dump_base_name relative to
21252 aux_base_name directory.
21254 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21256 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21257 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21259 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21261 * Makefile.in (install-plugin): Simplify a bit.
21263 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21265 * Makefile.in (OBJS-common): Add regcprop.o.
21267 * timevar.def (TV_CPROP_REGISTERS): New.
21268 * regrename.c (regrename_optimize): Return 0.
21269 (rest_of_handle_regrename): Delete.
21270 (pass_rename_registers): Point to regrename_optimize.
21271 (struct value_data_entry, struct value_data,
21272 kill_value_one_regno, kill_value_regno, kill_value,
21273 set_value_regno, init_value_data, kill_clobbered_value,
21274 kill_set_value, kill_autoinc_value, copy_value,
21275 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21276 replace_oldest_value_reg, replace_oldest_value_addr,
21277 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21278 debug_value_data, validate_value_data): Move...
21279 * regcprop.c: ... here.
21280 (rest_of_handle_cprop): Delete.
21281 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21283 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21285 PR middle-end/40057
21286 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21287 GEN_INT for 1 << bitnum.
21288 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21289 build_int_cst_type.
21291 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21293 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21294 Remove wrong description of "nand" operation.
21296 2009-05-06 Richard Guenther <rguenther@suse.de>
21297 Adam Nemet <anemet@caviumnetworks.com>
21299 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21300 comment. Add that if LHS is not a gimple register, then RHS1 has
21301 to be a single object (GIMPLE_SINGLE_RHS).
21303 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21305 * expr.c (get_def_for_expr): Move it up in the file.
21306 (store_field): When expanding a bit-field store, look at the
21307 defining gimple stmt for the masking conversion.
21309 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21311 PR middle-end/39986
21312 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21313 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21314 32-bit memcpy into long.
21316 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21318 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21319 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21321 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21322 instead of appending DW_OP_deref*.
21324 2009-05-06 Michael Matz <matz@suse.de>
21326 PR middle-end/40021
21327 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21328 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21330 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21332 * Makefile.in (install-plugin): Fix srcdir handling.
21334 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21336 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21337 when processing for not_regs_needed bitmap.
21338 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21339 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21340 handling it for rhs.
21342 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21344 * config/i386/i386.md (unnamed inc/dec peephole): Use
21345 optimize_insn_for_size_p instead of optimize_size.
21346 * config/i386/predicates.md (incdec_operand): Likewise.
21347 (aligned_operand): Likewise.
21348 * config/i386/sse.md (divv8sf3): Likewise.
21349 (sqrtv8sf2): Likewise.
21351 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21353 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21355 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21357 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21359 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21360 ssemodesuffixf2c with avxmodesuffixf2c.
21362 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21365 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21367 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21369 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21370 (struct tree_base): Adjust spacing for 8 bit boundaries.
21371 (struct tree_decl_common): Add decl_by_reference_flag bit.
21372 (DECL_BY_REFERENCE): Adjust.
21373 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21374 print DECL_BY_REFERENCE bit.
21375 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21376 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21377 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21378 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21381 PR middle-end/39666
21382 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21383 range of the type, but default label is missing, add it with one
21384 of the existing labels instead of adding a new label for it.
21386 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21390 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21392 * Makefile.in (enable_plugin, plugin_includedir): New.
21393 (install): Depend on install-plugin.
21394 (PLUGIN_HEADERS): New.
21395 (install-plugin): New.
21396 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21398 2009-05-05 Richard Guenther <rguenther@suse.de>
21400 PR tree-optimization/40022
21401 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21403 (phivn_valid_p): Fix tuplification error, simplify.
21404 (phiprop_insert_phi): Add dumps.
21405 (propagate_with_phi): Simplify.
21407 2009-05-05 Richard Guenther <rguenther@suse.de>
21409 PR middle-end/40023
21410 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21412 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21414 * tree.h (strip_float_extensions): Remove duplicate declaration.
21415 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21416 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21417 block_ultimate_origin): Rearrange the declarations line to match the
21418 comment that indicates the .c file which the functions are defined.
21419 (dwarf2out_*, set_decl_rtl): Add comment.
21420 (get_base_address): Adjust comment.
21421 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21422 declarations line and add comment.
21423 (is_builtin_name): Add blank after function name, for clarity.
21425 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21427 * attribs.c (decl_attributes): Use %qE for identifiers in
21429 * cgraphunit.c (verify_cgraph_node): Translate function names to
21430 locale character set in diagnostics.
21431 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21433 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21434 Document that functions are named in UTF-8.
21435 * expr.c (expand_expr_real_1): Translate function names to locale
21436 character set in diagnostics.
21437 * gimplify.c (omp_notice_variable, omp_is_private,
21438 gimplify_scan_omp_clauses): Use %qE for identifiers in
21440 * langhooks.c (lhd_print_error_function): Translate function names
21441 to locale character set.
21442 * langhooks.h (decl_printable_name): Document that return value is
21443 in internal character set.
21444 * stmt.c: Include pretty-print.h
21445 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21447 (resolve_operand_name_1): Translate named operand name to locale
21449 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21451 * toplev.c (announce_function): Translate function names to locale
21453 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21454 (default_tree_printer): Use pp_identifier or translate identifiers
21455 to locale character set. Mark "<anonymous>" for translation.
21456 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21457 for identifiers in diagnostics.
21458 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21460 * varasm.c (output_constructor): Use %qE for identifiers in
21463 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21465 * configure.ac: use ` ` instead of $()
21466 * configure: Regenerate.
21468 2009-05-05 Ben Elliston <bje@au.ibm.com>
21470 * config/pa/linux-atomic.c: Eliminate conditional include of
21471 errno.h on non-LP64 systems to simplify build requirements.
21473 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21475 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21477 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21478 and pass value to identifier_to_locale.
21479 (warn_variable_length_array): Make name a tree.
21480 (grokdeclarator): Separate diagnostic texts for named and unnamed
21481 declarators. Use %qE for named declarators.
21482 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21484 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21485 identifiers in diagnostics.
21486 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21487 identifier_to_locale. Mark "anonymous" strings for translation.
21489 2009-05-04 Michael Eager <eager@eagercon.com>
21491 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21492 address for DImode/DFmode only if double-precision FP regs.
21494 2009-05-04 Michael Eager <eager@eagercon.com>
21496 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21497 TARGET_SINGLE_FLOAT check.
21499 2009-05-04 Michael Eager <eager@eagercon.com>
21501 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21503 2009-05-04 Michael Eager <eager@eagercon.com>
21505 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21506 * config/rs6000/t-xilinx: New
21508 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21510 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21511 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21512 * gcc/explow.c (memory_address): Use target hook.
21513 * gcc/targhooks.c (default_legitimize_address): New.
21514 * gcc/targhooks.h (default_legitimize_address): New.
21515 * gcc/target.h (legitimize_address): New.
21516 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21517 (TARGET_INITIALIZER): Include it.
21518 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21520 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21521 * config/bfin/bfin.c (legitimize_address): Remove.
21522 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21523 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21525 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21526 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21528 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21529 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21530 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21531 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21532 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21533 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21534 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21535 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21536 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21537 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21538 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21539 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21540 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21541 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21542 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21543 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21544 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21545 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21546 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21547 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21548 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21549 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21550 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21552 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21553 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21554 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21555 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21556 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21557 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21558 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21559 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21560 (thumb_legitimize_address): Delete.
21561 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21562 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21563 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21564 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21565 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21566 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21568 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21571 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21572 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21573 * config/m32r/m32r.c (m32r_legitimize_address): New.
21574 * config/m68k/m68k.c (m68k_legitimize_address): New.
21575 * config/score/score.c (score_legitimize_address): Standardize.
21576 * config/score/score3.c (score3_legitimize_address): Standardize.
21577 * config/score/score3.h (score3_legitimize_address): Adjust.
21578 * config/score/score7.c (score7_legitimize_address): Standardize.
21579 * config/score/score7.h (score7_legitimize_address): Adjust.
21580 * config/sh/sh.c (sh_legitimize_address): New.
21581 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21583 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21584 (s390_legitimize_address): ... this.
21585 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21586 (sparc_legitimize_address): ... this.
21587 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21588 (ix86_legitimize_address): ... this.
21589 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21590 (avr_legitimize_address): ... this.
21591 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21592 (mn10300_legitimize_address): ... this.
21593 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21594 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21595 (alpha_expand_mov): Adjust call.
21597 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21598 * config/spu/spu.c (spu_legitimize_address): Likewise.
21599 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21600 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21602 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21604 * intl.c (locale_encoding, locale_utf8): New.
21605 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21606 * intl.h (locale_encoding, locale_utf8): Declare.
21607 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21608 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21610 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21612 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21613 (pp_base_tree_identifier): Declare as function.
21614 (identifier_to_locale): Declare.
21615 * Makefile.in (pretty-print.o): Update dependencies.
21616 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21618 2009-05-04 Richard Guenther <rguenther@suse.de>
21620 PR middle-end/40015
21621 * builtins.c (fold_builtin_memory_op): Do not decay to element
21622 type if the size matches the whole array.
21624 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21626 * expmed.c (synth_mult): When trying out a shift, pass the result
21629 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21631 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21632 (shiftsub1_cost): New.
21633 (init_expmed): Compute shiftsub1_cost.
21634 (synth_mult): Optimize multiplications by constants of the form
21635 -(2^^m-1) for some constant positive integer m.
21637 2009-05-03 Richard Guenther <rguenther@suse.de>
21640 * c-typeck.c (array_to_pointer_conversion): Do not built
21641 ADDR_EXPRs of arrays of pointer-to-element type.
21642 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21643 up wrong ADDR_EXPRs after-the-fact.
21644 * c-common.c (strict_aliasing_warning): Strip pointer
21645 conversions for obtaining the original type.
21646 * builtins.c (fold_builtin_memset): Handle array types.
21647 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21650 2009-05-03 Richard Guenther <rguenther@suse.de>
21652 PR middle-end/23329
21653 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21654 Do not lose casts from array types with unknown extent to array
21655 types with known extent.
21656 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21657 alias set compatibility.
21659 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21661 * flags.h (extra_warnings): Delete.
21662 * toplev.c (process_options): Handle Wuninitialized here.
21663 * opts.c (extra_warnings): Delete.
21664 (set_Wextra): Delete.
21665 (common_handle_option): -Wextra can be handled automatically.
21666 * c-opts.c (c_common_handle_option): Delete obsolete code.
21667 (c_common_post_options): Simplify comment.
21668 * common.opt (W): Add Var.
21670 (Wuninitialized): Initialize to -1.
21672 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21673 Richard Guenther <rguenther@suse.de>
21675 * expr.c (get_def_for_expr): New function.
21676 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21677 SSA rather than trees.
21678 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21679 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21681 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21683 * c-common.c (reswords): Add _Imaginary.
21684 * c-common.c (enum rid): Add RID_IMAGINARY.
21686 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21688 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21689 Patch by Richard Guenther.
21691 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21693 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21694 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21695 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21696 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21697 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21698 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21699 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21700 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21701 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21702 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21703 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21704 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21705 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21706 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21707 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21708 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21709 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21710 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21712 2009-05-02 Richard Guenther <rguenther@suse.de>
21714 PR tree-optimization/39940
21715 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21718 2009-05-02 Richard Guenther <rguenther@suse.de>
21720 PR middle-end/40001
21721 * tree-ssa.c (execute_update_addresses_taken): Properly check
21722 if we can mark a variable DECL_GIMPLE_REG_P.
21723 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21724 back to the end of the function.
21725 (is_gimple_reg_type): Remove complex type special casing.
21726 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21729 2009-05-02 Ben Elliston <bje@au.ibm.com>
21731 * doc/collect2.texi (Collect2): Document search path behaviour
21732 when configured with --with-ld.
21734 2009-05-02 Jan Hubicka <jh@suse.cz>
21736 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21737 parameter; update callers.
21738 (coalesce_cost_edge): EH edges are costier because they needs
21739 splitting even if not critical and even more costier when there are
21740 multiple EH predecestors.
21742 2009-05-02 Jan Hubicka <jh@suse.cz>
21744 * except.c (remove_eh_handler_and_replace): Handle updating after
21745 removing TRY blocks.
21747 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21749 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21751 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21753 * varasm.c: Do not include c-pragma.h.
21754 * attribs.c: Do not incude c-common.h.
21756 2009-05-01 Michael Matz <matz@suse.de>
21758 * calls.c (initialize_argument_information): Handle SSA names like
21759 decls with a non MEM_P DECL_RTL.
21761 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21763 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21764 * ipa-utils.c: Likewise.
21765 * ipa-type-escape.c: Likewise.
21766 * cgraphunit.c Do not include c-common.h.
21767 * ipa-pure-const.c: Likewise.
21768 * tree-if-conv.c: Likewise.
21769 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21770 * ipa-struct-reorg.c: Likewise.
21771 * tree-nomudflap.c: Likewise.
21772 * tree-ssa-structalias.c: Likewise.
21774 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21776 * store-motion.c: Many cleanups to make this pass a first-class
21777 citizen instead of an appendix to gcse load motion. Add TODO list
21778 to make this pass faster/cleaner/better.
21780 (struct ls_expr): Post gcse.c-split cleanups.
21781 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21782 "stores" field to "avail_stores".
21783 (pre_ldst_mems): Rename to store_motion_mems.
21784 (pre_ldst_table): Rename to store_motion_mems_table.
21785 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21786 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21787 (ldst_entry): Rename to st_expr_entry, update users.
21788 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21789 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21790 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21792 (first_ls_expr): Rename to first_st_expr, update users.
21793 (next_ls_expr): Rename to next_st_expr, update users.
21794 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21795 fields properly for store motion instead of names inherited from load
21797 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21798 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21801 (ae_kill): Rename to st_kill, update users.
21802 (ae_gen): Rename to st_avloc, update users.
21803 (transp): Rename to st_transp, update users.
21804 (pre_insert_map): Rename to st_insert_map, update users.
21805 (pre_delete_map): Rename to st_delete_map, update users.
21806 (insert_store, build_store_vectors, free_store_memory,
21807 one_store_motion_pass): Update for abovementioned changes.
21809 (gcse_subst_count, gcse_create_count): Remove.
21810 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21811 and "n_stores_created", local variables.
21813 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21816 (regvec, compute_store_table_current_insn): Remove.
21817 (reg_set_info, reg_clear_last_set): Remove.
21818 (compute_store_table): Use DF caches instead of local dataflow
21821 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21823 * c-objc-common.c (c_tree_printer): Print identifiers with
21824 pp_identifier, not pp_string. Mark "({anonymous})" for
21826 * c-pretty-print.c (pp_c_ws_string): New.
21827 (pp_c_cv_qualifier, pp_c_type_specifier,
21828 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21829 pp_c_storage_class_specifier, pp_c_function_specifier,
21830 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21831 pp_c_primary_expression, pp_c_postfix_expression,
21832 pp_c_unary_expression, pp_c_shift_expression,
21833 pp_c_relational_expression, pp_c_equality_expression,
21834 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21835 use pp_string and pp_c_ws_string in place of pp_identifier and
21836 pp_c_identifier for non-identifiers. Mark English strings for
21838 * c-pretty-print.h (pp_c_ws_string): Declare.
21840 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21841 Roland McGrath <roland@redhat.com>
21843 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21844 (ENABLE_LD_BUILDID): New configuration option.
21845 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21846 (LINK_BUILDID_SPEC): New macro.
21847 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21849 * doc/install.texi: Document --enable-linker-build-id option.
21850 * configure: Rebuild.
21851 * config.in: Rebuild.
21853 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21855 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21856 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21857 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21858 MIPS_GP_SAVE_AREA_SIZE.
21859 * config/mips/mips.c (struct mips_frame_info): Update comment
21860 before arg_pointer_offset and hard_frame_pointer_offset.
21861 (mips_compute_frame_info): Update diagram before function: to
21862 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21863 indicate the position of frame_pointer_rtx with -fstack-protector and
21864 to show args_size. Don't allocate cprestore area for leaf functions
21865 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21867 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21869 2009-04-30 Michael Matz <matz@suse.de>
21871 PR tree-optimization/39955
21872 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21874 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21876 * ira.c (setup_cover_and_important_classes): Use safe macro
21877 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21879 * genpreds.c (write_tm_preds_h): Output suitable definition of
21880 REG_CLASS_FOR_CONSTRAINT.
21882 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21884 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21886 * bitmap.c (bitmap_descriptor): Likewise.
21887 * ggc-common.c (loc_descriptor): Likewise.
21888 * varray.c (varray_descriptor): Likewise.
21889 * vec.c (vec_descriptor): Likewise.
21891 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21893 * Makefile.in (dce.o): Add $(EXCEPT_H).
21894 * dce.c: Include except.h and delete redundant vector definitions.
21895 (deletable_insn_p): Return false for non-call insns that can throw
21898 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21900 * gcse.c (ae_gen): Remove.
21901 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21902 and make non-static function to make it available in store-motion.c.
21903 Update call sites with search-and-replace.
21904 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21905 extract_mentioned_regs, extract_mentioned_regs_helper,
21906 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21907 store_killed_in_insn, store_killed_after, store_killed_before,
21908 build_store_vectors, insert_insn_start_basic_block, insert-store,
21909 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21910 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21911 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21912 * store-motion.c: ...new file. Also copy data structures from gcse.c
21913 and clean up to remove parts not used by store motion.
21914 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21915 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21917 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21920 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21921 when optimizing for size.
21923 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21925 * gcse.c (gcse_constant_p): Fix typo in last change.
21927 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21929 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21931 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21933 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21935 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21937 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21938 CONST_HIGH_PART result.
21940 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21942 * config/avr/avr.c (initial_elimination_offset): Rename to
21943 avr_initial_elimination_offset.
21944 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21945 change return type to bool.
21946 (avr_can_eliminate): New function.
21947 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21948 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21949 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21950 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21951 avr_initial_elimination_offset.
21952 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21953 (avr_initial_elimination_offset): Define.
21955 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21956 Steven Bosscher <steven@gcc.gnu.org>
21958 PR rtl-optimization/39938
21959 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21960 * cfgrtl.c: Include insn-attr.h.
21961 (rest_of_pass_free_cfg): New function.
21962 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21963 * resource.c (init_resource_info): Remove call to df_analyze.
21965 2009-04-29 Richard Guenther <rguenther@suse.de>
21968 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21969 allow conversion to signed integers.
21971 2009-04-29 Richard Guenther <rguenther@suse.de>
21973 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21974 shifts of floating point vectors if the shift amount is
21975 a constant multiple of the element size.
21977 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21978 Michael Matz <matz@suse.de>
21980 PR middle-end/39927
21982 * tree-outof-ssa.c (emit_partition_copy): New function.
21983 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21984 insert_part_to_rtx_on_edge): Perform the partition base var
21985 copy using emit_partition_copy.
21986 (insert_value_copy_on_edge): Convert constants to the right mode.
21987 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21988 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21990 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21992 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21993 scan backwards to try to find a constant to initialize it.
21995 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21996 insn before the loop_end instruction, don't look past labels.
21998 2009-04-29 Richard Guenther <rguenther@suse.de>
22000 PR middle-end/39937
22001 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22002 loose type conversions.
22003 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22004 stmts only if there are no uses of its definition.
22006 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22008 * config/bfin/bfin.h (splitting_loops): Declare.
22009 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22010 Reorder bit definitions to be ascending.
22011 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22012 * config/bfin/bfin.c (splitting_loops): New variable.
22013 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22014 (struct loop_info): Remove members INIT and LOOP_INIT.
22015 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22016 the LSETUP sequence. Allow LC to be loaded from any register, but
22017 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22018 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22020 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22021 of reload_completed.
22024 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22026 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22028 * Makefile.in (PLUGIN_VERSION_H): New.
22029 (OBJS-common): Remove plugin-version.o.
22030 (plugin.o): Depend on (PLUGIN_VERSION_H).
22031 (plugin-version.o): Remove.
22032 * configure: Regenerate
22033 * configure.ac: Create plugin-version.h.
22034 * gcc-plugin.h (plugin_gcc_version): Remove.
22035 (plugin_default_version_check): Change signature.
22036 * plugin-version.c: Remove.
22037 * plugin.c: Include plugin-version.h.
22038 (str_plugin_gcc_version_name): Remove.
22039 (try_init_one_plugin): Pass gcc version to plugin_init.
22040 (plugin_default_version_check): Both gcc and plugin versions are now
22043 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22045 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22046 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22047 Remove special case testing for last insn of inner loops. Don't fail
22048 if the loop ends with a jump, emit an extra nop instead.
22050 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22051 DREGS rather than comparing directly. Remove code that tries to
22052 account for latencies.
22054 2009-04-29 Richard Guenther <rguenther@suse.de>
22056 PR tree-optimization/39941
22057 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22058 eliminating an indirect call.
22060 2009-04-29 Richard Guenther <rguenther@suse.de>
22062 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22063 parameter. Allow invariants as base if !require_lvalue.
22064 (verify_gimple_assign_single): Adjust.
22066 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22068 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22069 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22070 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22071 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22072 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22074 * config/bfin/bfin.c (bfin_expand_builtin,
22075 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22077 2009-04-28 Richard Guenther <rguenther@suse.de>
22079 * tree-vect-loop.c (get_initial_def_for_induction): Use
22080 correct types for pointer increment.
22082 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22084 * toplev.c (print_version): Update GMP version string calculation.
22086 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22088 PR rtl-optimization/39938
22089 * resource.c (init_resource_info): Add call to df_analyze.
22091 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22093 * config/alpha/alpha.md (usegp): Cast the result of
22094 alpha_find_lo_sum_using_gp to enum attr_usegp.
22095 * config/alpha/alpha.c (override_options): Remove end-of-structure
22096 marker element from cpu_table. Use array size of cpu_table to handle
22097 -mcpu and -mtune options.
22098 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22100 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22102 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22103 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22104 tune_32 and tune_64.
22105 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22106 support on PowerPC.
22107 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22108 * config/rs6000/option-defaults.h: ... here. New file.
22109 (OPT_64, OPT_32): Define.
22110 (MASK_64BIT): Define to 0 if not already defined.
22111 (OPT_ARCH64, OPT_ARCH32): Define.
22112 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22115 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22117 * config/arm/arm.c (arm_override_options): Emit error on using
22120 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22122 PR rtl-optimization/39914
22123 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22124 registers for allocnos created from user-defined variables only
22125 when not optimizing.
22127 2009-04-28 Richard Guenther <rguenther@suse.de>
22129 PR middle-end/39937
22130 * fold-const.c (fold_binary): Use distribute_real_division only
22133 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22135 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22136 add hpux-stdint.h to tm_file.
22137 (hppa[12]*-*-hpux11*): Ditto.
22138 (ia64*-*-hpux*): Ditto.
22139 * config/hpux-stdint.h: New.
22140 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22141 __STDC_EXT__ for all compiles.
22142 * config/pa/pa-hpux.h: Ditto.
22143 * config/pa/pa-hpux10.h: Ditto.
22144 * config/pa/pa-hpux11.h: Ditto.
22146 2009-04-28 Catherine Moore <clm@codesourcery.com>
22148 * debug.h (set_name): Add comment.
22150 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22153 * config/darwin.c (machopic_gen_offset): Check
22154 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22155 * config/arm/arm.c (require_pic_register): Likewise.
22157 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22159 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22160 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22161 m32c_promote_prototypes): Delete.
22163 2009-04-28 Michael Matz <matz@suse.de>
22165 PR middle-end/39922
22166 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22169 2009-04-28 Richard Guenther <rguenther@suse.de>
22171 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22173 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22175 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22176 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22177 * config/arm/arm-tune.md: Regenerate.
22179 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22181 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22182 block if there are complex incoming edges.
22183 (sel_merge_blocks): Remove useless assert.
22184 (sel_redirect_edge_and_branch): Check that edge was redirected.
22185 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22186 (sel_find_rgns): Delete declaration.
22187 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22188 the region when it is not a preheader.
22190 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22193 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22195 2009-04-28 Richard Guenther <rguenther@suse.de>
22197 * tree.h (SSA_NAME_VALUE): Remove.
22198 (struct tree_ssa_name): Remove value_handle member.
22199 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22200 array for jump threading.
22201 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22203 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22204 * tree-flow.h (threadedge_initialize_values): Declare.
22205 (threadedge_finalize_values): Likewise.
22206 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22207 (SSA_NAME_VALUE): Define.
22208 (threadedge_initialize_values): New function.
22209 (threadedge_finalize_values): Likewise.
22210 * tree-ssa-dom.c (ssa_name_values): New global variable.
22211 (SSA_NAME_VALUE): Define.
22212 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22214 2009-04-28 Ira Rosen <irar@il.ibm.com>
22216 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22217 Use REPORT_VECTORIZED_LOCATIONS instead
22218 REPORT_VECTORIZED_LOOPS.
22219 * tree-vectorizer.c (vect_verbosity_level): Make static.
22220 (vect_loop_location): Rename to vect_location.
22221 (vect_set_verbosity_level): Update comment.
22222 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22224 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22225 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22226 instead REPORT_UNVECTORIZED_LOOPS.
22227 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22228 and vect_loop_def to vect_external_def and vect_internal_def.
22229 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22230 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22231 REPORT_UNVECTORIZED_LOCATIONS.
22232 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22233 and vect_used_in_loop and to vect_unused_in_scope and
22234 vect_used_in_scope.
22235 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22236 (vect_verbosity_level): Remove declaration.
22237 (vect_analyze_operations): Likewise.
22238 (vect_analyze_stmt): Declare.
22239 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22240 REPORT_UNVECTORIZED_LOCATIONS.
22241 (vect_get_loop_niters): Fix indentation.
22242 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22243 (vect_analyze_loop_operations): New function.
22244 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22245 vect_analyze_operations.
22246 (vect_is_simple_reduction): Use new names.
22247 (vectorizable_live_operation, vect_transform_loop): Likewise.
22248 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22249 to specify whether the data references can be a part of interleaving
22251 (vect_analyze_data_ref_dependence): Use new names.
22252 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22253 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22254 * tree-vect-patterns.c (widened_name_p): Use new names.
22255 (vect_recog_dot_prod_pattern): Likewise.
22256 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22257 (process_use, vect_mark_stmts_to_be_vectorized,
22258 vect_model_simple_cost, vect_model_store_cost,
22259 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22260 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22261 vectorizable_operation, vectorizable_type_demotion,
22262 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22263 vectorizable_condition): Likewise.
22264 (vect_analyze_operations): Split into vect_analyze_loop_operations
22266 (vect_analyze_stmt): ... new function.
22267 (new_stmt_vec_info): Use new names.
22268 (vect_is_simple_use): Use new names and fix comment.
22269 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22270 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22272 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22275 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22276 and integer modes for x87 operands. Do not ICE for unsupported size,
22277 generate error instead. Generate error for unsupported operand types.
22278 ['z']: Do not handle HImode memory operands specially. Warning
22279 for floating-point operands. Fallthru to 'Z' for unsupported operand
22280 types. Do not ICE for unsupported size, generate error instead.
22281 (output_387_binary_op): Use %Z to output operands.
22282 (output_fp_compare): Ditto.
22283 (output_387_reg_move): Ditto.
22285 2009-04-28 Ben Elliston <bje@au.ibm.com>
22290 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22292 * builtins.c (c_strlen): Do not warn here.
22293 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22294 * c-common.c (pointer_int_sum): Take an explicit location.
22295 Warn about offsets out of bounds.
22296 * c-common.h (pointer_int_sum): Adjust declaration.
22298 2009-04-27 Ian Lance Taylor <iant@google.com>
22300 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22302 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22303 * df-core.c (df_set_flags): Change return type to int. Change
22304 type of old_flags to int.
22305 (df_clear_flags): Likewise.
22306 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22307 (df_get_conditional_uses): Likewise.
22308 * df.h (df_set_flags, df_clear_flags): Update declarations.
22309 * dwarf2out.c (struct indirect_string_node): Change type of form
22310 field to enum dwarf_form.
22311 (AT_string_form): Change return type to enum dwarf_form.
22312 * fixed-value.c (fixed_compare): Add cast to enum type.
22313 * fwprop.c (update_df): Change 0 to VOIDmode.
22314 * gensupport.c: Change 0 to UNKNOWN.
22315 * gimple.h (gimple_cond_code): Add cast to enum type.
22316 * haifa-sched.c (reemit_notes): Add cast to enum type.
22317 * hooks.c (hook_int_void_no_regs): Remove function.
22318 * hooks.h (hook_int_void_no_regs): Remove declaration.
22319 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22320 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22321 * real.c (real_arithmetic): Add cast to enum type.
22322 (real_compare): Likewise.
22323 * target.h (struct gcc_target): Change return type of
22324 branch_target_register_class to enum reg_class.
22325 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22326 default_branch_target_register_class.
22327 * targhooks.c (default_branch_target_register_class): New function.
22328 * targhooks.h (default_branch_target_register_class): Declare.
22329 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22330 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22332 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22334 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22335 vect_uninitialized_def. Change 0 to ERROR_MARK.
22336 * tree-vect-stmts.c (supportable_widening_operation): Don't
22337 initialize icode1 and icode2.
22338 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22339 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22341 (cmn_err_flag_specs): Change 0 to STD_C89.
22342 (cmn_err_char_table): Likewise.
22343 * config/arm/arm.c (get_arm_condition_code): Change type of code
22344 to enum arm_cond_code.
22345 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22346 (IWMMXT_BUILTIN2): Likewise.
22347 (neon_builtin_type_bits): Don't define typedef.
22348 (neon_builtin_datum): Change type of bits field to int.
22349 (arm_expand_neon_args): Add cast to enum type.
22350 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22352 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22353 casts to enum type.
22354 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22356 * config/mips/mips.md (jal_macro): Return enum constant.
22357 (single_insn): Likewise.
22358 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22360 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22361 casts to enum type.
22362 * config/s390/s390.c (s390_tune_flags): Change type to int.
22363 (s390_arch_flags): Likewise.
22364 (s390_handle_arch_option): Change flags field of struct pta to int.
22365 * config/s390/s390.h (s390_tune_flags): Update declaration.
22366 (s390_arch_flags): Likewise.
22367 * config/sh/sh.c (prepare_move_operands): Compare
22368 tls_symbolic_operand result with enum constant.
22369 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22370 (sh_expand_prologue): Add cast to enum type.
22371 (sh_expand_epilogue): Likewise.
22372 (tls_symbolic_operand): Change return type to enum tls_model.
22373 (fpscr_set_from_mem): Add cast to enum type.
22374 (legitimize_pic_address): Compare tls_symbolic_operand result with
22376 (sh_target_reg_class): Change return type to enum reg_class.
22377 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22379 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22380 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22381 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22382 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22383 (delayed_branch, tls_call_delay): Likewise.
22384 (eligible_for_sibcall_delay): Likewise.
22385 (eligible_for_return_delay): Likewise.
22386 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22387 (spu_expand_builtin_1): Likewise.
22389 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22390 for all types of conversions.
22391 (output_init_element): Issue -Wc++-compat warning if needed when
22392 initializing a bitfield with enum type.
22393 * c-parser.c (c_parser_expression): Set original_type to
22394 original_type of right hand operand of comma operator.
22396 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22398 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22400 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22401 * doc/cpp.texi (Standard Predefined Macros)
22402 (Implementation-defined behavior): Likewise.
22403 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22404 * doc/gimple.texi (GIMPLE Exception Handling)
22405 (@code{GIMPLE_ASSIGN}): Likewise.
22406 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22407 * doc/invoke.texi (Warning Options, Optimize Options)
22408 (AVR Options, Darwin Options): Likewise.
22409 (Optimize Options): Reformulate -fwhole-program description.
22410 * doc/loop.texi (Lambda): Likewise.
22411 * doc/md.texi (Output Template, Define Constraints)
22412 (Standard Names, Insn Splitting): Likewise.
22413 * doc/options.texi (Option properties): Likewise.
22414 * doc/passes.texi (Tree-SSA passes): Likewise.
22415 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22416 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22417 (File Names and DBX): Likewise.
22418 * doc/trouble.texi (Incompatibilities): Likewise.
22420 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22422 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22423 instruction is correct.
22425 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22427 Allow non-constant arguments to conversion intrinsics.
22428 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22429 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22430 * spu.c (print_operand): Handle 'v' and 'w'.
22431 (exp2_immediate_p, spu_gen_exp2): Define.
22432 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22433 spu_convtf_1): Update parameter descriptions.
22434 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22435 * constraints.md ('v', 'w'): New.
22436 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22438 (i2f, I2F): New define_mode_attr.
22439 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22440 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22441 fixuns_truncv4sfv4si2): Update to use mode attribute.
22442 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22443 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22444 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22445 patterns for combine.
22447 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22449 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22450 (cprop, hoist, pre, store_motion): New debug counters.
22451 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22452 is not an RTL pass anymore.
22453 (pass_profiling): Remove extern decl for pass removed in 2005.
22454 (pass_gcse, pass_jump_bypass): Remove.
22455 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22456 to 0 for clean state.
22457 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22458 * cse.c (gate_handle_cse_after_global_opts,
22459 rest_of_handle_cse_after_global_opts): New functions.
22460 (pass_cse_after_global_opts): New pass, does local CSE.
22461 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22462 (TV_CPROP): New timevar.
22463 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22464 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22465 (gcse_main, recompute_all_luids): Remove.
22466 (compute_hash_table_work): Call max_reg_num instead of reading
22468 (cprop_jump): Don't set run_jump_opt_after_gcse.
22469 (constprop_register): Always allow to alter jumps.
22470 (cprop_insn): Likewise.
22471 (do_local_cprop): Likewise.
22472 (local_cprop_pass): Likewise. Return non-zero if something changed.
22473 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22474 (find_implicit_sets): Add note about missed optimization opportunity.
22475 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22476 pass_rtl_cprop execute function.
22477 Don't bother tracking the pass number, each pass gets its own dumpfile
22479 Always allow to alter jumpsand bypass jumps.
22480 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22481 will just find no suitable set.
22482 (pre_edge_insert): Fix dumping, this function is for PRE only.
22483 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22484 pass_rtl_pre execute function.
22485 (hoist_code): Return non-zero if something changed. Keep track of
22486 substitutions and insertions for statistics gathering similar to PRE.
22487 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22488 called from the pass_rtl_hoist execute function. Show pass statistics.
22489 (compute_store_table): Use max_reg_num directly instead of using the
22490 formerly global max_gcse_regno.
22491 (build_store_vectors): Likewise.
22492 (replace_store_insn): Fix dumping.
22493 (store_motion): Rename to ...
22494 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22495 pass, called from the pass_rtl_store_motion execute function. Keep
22496 track of substitutions and insertions for statistics gathering similar
22498 (bypass_jumps): Remove, fold interesting bits into ...
22499 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22500 from the pass_rtl_cprop execute function.
22501 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22502 pass_jump_bypass): Remove.
22503 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22504 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22505 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22506 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22507 (gate_rtl_store_motion, execute_rtl_store_motion,
22508 pass_rtl_store_motion): New.
22509 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22510 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22511 * passes.c (init_optimization_passes): Remove pass_gcse and
22512 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22513 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22514 instead of pass_jump_bypass.
22516 2009-04-27 Richard Guenther <rguenther@suse.de>
22518 PR middle-end/39928
22519 * gimplify.c (gimplify_expr): If we are required to create
22520 a temporary make sure it ends up as register.
22522 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22525 * config/i386/i386.c (construct_container): Don't call
22526 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22527 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22529 2009-04-27 Michael Matz <matz@suse.de>
22531 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22532 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22533 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22534 (dump_replaceable_exprs): Take a bitmap.
22535 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22537 (expand_gimple_basic_block): Likewise.
22538 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22539 replaceable_expressions member a bitmap.
22540 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22541 (mark_replaceable): Likewise.
22542 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22543 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22545 2009-04-27 Richard Guenther <rguenther@suse.de>
22547 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22548 (verify_stmts): Dispatch to gimple/type verification code.
22549 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22550 issue with call argument types.
22552 2009-04-27 Michael Matz <matz@suse.de>
22554 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22555 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22558 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22559 Eric Botcazou <ebotcazou@adacore.com>
22561 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22562 a label's basic block.
22563 (mark_target_live_regs): Tidy and rework obsolete comments.
22564 Change back DF problem to LIVE. If a label starts a basic block,
22565 assume that all registers that used to be live then still are.
22566 (init_resource_info): If a label starts a basic block, set its
22567 BLOCK_FOR_INSN accordingly.
22568 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22570 2009-04-27 Richard Guenther <rguenther@suse.de>
22572 * tree-flow-inline.h (function_ann): Remove.
22573 (get_function_ann): Likewise.
22574 * tree-dfa.c (create_function_ann): Remove.
22575 * tree-flow.h (struct static_var_ann_d): Remove.
22576 (struct function_ann_d): Likewise.
22577 (union tree_ann_d): Remove fdecl member.
22578 (function_ann_t): Remove.
22579 (function_ann, get_function_ann, create_function_ann): Remove
22582 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22584 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22586 2009-04-27 Jan Hubicka <jh@suse.cz>
22588 * ipa-pure-const.c (struct funct_state_d): New fields
22589 state_previously_known, looping_previously_known; remove
22590 state_set_in_source.
22591 (analyze_function): Use new fields.
22592 (propagate): Avoid assumption that state_set_in_source imply
22595 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22596 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22597 * cfgloop.h (finite_loop_p): Declare.
22599 2009-04-26 Michael Matz <matz@suse.de>
22601 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22603 2009-04-26 Michael Matz <matz@suse.de>
22605 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22606 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22607 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22608 pass_mark_used_blocks): Remove.
22609 * tree-optimize.c (pass_free_datastructures,
22610 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22611 * passes.c (init_optimization_passes): Don't call
22612 pass_mark_used_blocks, remove dead code.
22614 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22616 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22617 * tree-ssa-live.h (register_ssa_partition): Likewise.
22619 2009-04-26 Michael Matz <matz@suse.de>
22622 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22623 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22624 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22626 (compare_pairs): Swap cost comparison.
22627 (coalesce_ssa_name): Don't use change_partition_var.
22628 * tree-nrv.c (struct nrv_data): Add modified member.
22629 (finalize_nrv_r): Set it.
22630 (tree_nrv): Use it to update statements.
22631 (pass_nrv): Require PROP_ssa.
22632 * tree-mudflap.c (mf_decl_cache_locals,
22633 mf_build_check_statement_for): Use make_rename_temp.
22634 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22635 * alias.c (find_base_decl): Handle SSA names.
22636 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22637 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22638 * rtl.h (set_reg_attrs_for_parm): Declare.
22639 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22640 to "optimized", remove unused locals at finish.
22641 (execute_free_datastructures): Make global, call
22642 delete_tree_cfg_annotations.
22643 (execute_free_cfg_annotations): Don't call
22644 delete_tree_cfg_annotations.
22646 * ssaexpand.h: New file.
22647 * expr.c (toplevel): Include ssaexpand.h.
22648 (expand_assignment): Handle SSA names the same as register variables.
22649 (expand_expr_real_1): Expand SSA names.
22650 * cfgexpand.c (toplevel): Include ssaexpand.h.
22651 (SA): New global variable.
22652 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22653 (SSAVAR): New macro.
22654 (set_rtl): New helper function.
22655 (add_stack_var): Deal with SSA names, use set_rtl.
22656 (expand_one_stack_var_at): Likewise.
22657 (expand_one_stack_var): Deal with SSA names.
22658 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22659 before unique numbers.
22660 (expand_stack_vars): Use set_rtl.
22661 (expand_one_var): Accept SSA names, add asserts for them, feed them
22662 to above subroutines.
22663 (expand_used_vars): Expand all partitions (without default defs),
22664 then only the local decls (ignoring those expanded already).
22665 (expand_gimple_cond): Remove edges when jumpif() expands an
22666 unconditional jump.
22667 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22668 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22670 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22671 members of SA; deal with PARM_DECL partitions here; expand
22672 all PHI nodes, free tree datastructures and SA. Commit instructions
22673 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22674 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22675 info and statements at start, collect garbage at finish.
22676 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22677 (VAR_ANN_PARTITION) Remove.
22678 (change_partition_var): Don't declare.
22679 (partition_to_var): Always return SSA names.
22680 (var_to_partition): Only accept SSA names.
22681 (register_ssa_partition): Only check argument.
22682 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22684 (delete_var_map): Don't free it.
22685 (var_union): Only accept SSA names, simplify.
22686 (partition_view_init): Mark only useful SSA names as used.
22687 (partition_view_fini): Only deal with SSA names.
22688 (change_partition_var): Remove.
22689 (dump_var_map): Use ssa_name instead of partition_to_var member.
22690 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22692 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22693 (struct _elim_graph): New member const_dests; nodes member vector of
22695 (set_location_for_edge): New static helper.
22696 (create_temp): Remove.
22697 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22698 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22699 (new_elim_graph): Allocate const_dests member.
22700 (clean_elim_graph): Truncate const_dests member.
22701 (delete_elim_graph): Free const_dests member.
22702 (elim_graph_size): Adapt to new type of nodes member.
22703 (elim_graph_add_node): Likewise.
22704 (eliminate_name): Likewise.
22705 (eliminate_build): Don't take basic block argument, deal only with
22706 partition numbers, not variables.
22707 (get_temp_reg): New static helper.
22708 (elim_create): Use it, deal with RTL temporaries instead of trees.
22709 (eliminate_phi): Adjust all calls to new signature.
22710 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22711 (rewrite_trees): Only do checking.
22712 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22713 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22714 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22715 contains_tree_r, MAX_STMTS_IN_LATCH,
22716 process_single_block_loop_latch, analyze_edges_for_bb,
22717 perform_edge_inserts): Remove.
22718 (expand_phi_nodes): New global function.
22719 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22720 functions, initialize new parameter, remember partitions having a
22722 (finish_out_of_ssa): New global function.
22723 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22724 don't reset in_ssa_p here, don't disable TER when mudflap.
22725 (pass_del_ssa): Remove.
22726 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22728 (execute_free_datastructures): Declare.
22729 * Makefile.in (SSAEXPAND_H): New variable.
22730 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22731 * basic-block.h (commit_one_edge_insertion): Declare.
22732 * passes.c (init_optimization_passes): Move pass_nrv and
22733 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22734 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22735 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22736 (redirect_branch_edge): Deal with super block when expanding, split
22737 out jump patching itself into ...
22738 (patch_jump_insn): ... here, new static helper.
22740 2009-04-26 Michael Matz <matz@suse.de>
22742 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22743 beyond num_ssa_names.
22744 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22745 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22747 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22749 PR inline-asm/39543
22750 * fwprop.c (forward_propagate_asm): New function.
22751 (forward_propagate_and_simplify): Propagate also into __asm, if it
22752 doesn't increase the number of referenced registers.
22755 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22757 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22759 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22760 note_nonlocal_vla_type for nonlocal VLAs.
22761 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22762 contains_remapped_vars, remap_vla_decls): New functions.
22763 (convert_nonlocal_reference_stmt): If not optimizing, call
22764 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22765 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22766 if it wasn't found in var_map.
22767 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22768 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22769 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22771 * gimplify.c (nonlocal_vlas): New variable.
22772 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22774 (gimplify_body): Create and destroy nonlocal_vlas.
22776 * dwarf2out.c (loc_descr_plus_const): New function.
22777 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22778 mem_loc_descriptor, loc_descriptor_from_tree_1,
22779 descr_info_loc, gen_variable_die): Use it.
22781 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22782 !TREE_STATIC VAR_DECLs.
22783 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22784 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22785 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22786 DECL_BY_REFERENCE is valid.
22787 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22788 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22789 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22790 Copy DECL_BY_REFERENCE.
22791 (struct nesting_copy_body_data): New type.
22792 (nesting_copy_decl): New function.
22793 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22794 if they have variable length.
22796 2009-04-26 Michael Matz <matz@suse.de>
22798 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22799 mark new temporaries for renaming.
22801 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22804 * c-decl.c (global_bindings_p): Return negative value.
22805 (c_variable_size): New. Based on variable_size from
22807 (grokdeclarator): Call c_variable_size not variable_size.
22809 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22811 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22813 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22815 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22816 Redefine it to just use mingw/include.
22817 (ASM_SPEC): Rules for -m32 and -m64.
22818 (LINK_SPEC): Use Likewise.
22819 (SPEC_32): New define.
22820 (SPEC_64): Likewise.
22821 (SUB_LINK_SPEC): Likewise.
22822 (MULTILIB_DEFAULTS): New define.
22823 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22824 Add multilib options.
22825 (MULTILIB_DIRNAMES): Likewise.
22826 (MULTILIB_OSDIRNAMES): Likewise.
22827 (LIBGCC): Likewise.
22828 (INSTALL_LIBGCC): Likewise.
22830 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22833 * c-tree.h (enum c_inline_static_type): New.
22834 (record_inline_static): Declare.
22835 * c-decl.c (struct c_inline_static, c_inline_statics,
22836 record_inline_static, check_inline_statics): New.
22837 (pop_file_scope): Call check_inline_statics.
22838 (start_decl): Call record_inline_static instead of pedwarning
22839 directly for static in inline function.
22840 * c-typeck.c (build_external_ref): Call record_inline_static
22841 instead of pedwarning directly for static referenced in inline
22844 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22846 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22847 not new but only being rescanned.
22848 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22849 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22850 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22851 record_set_info, compute_set, grealloc): Remove.
22852 (recompute_all_luids): New function.
22853 (gcse_main): Don't compute sets, and don't do related memory
22854 allocations/free-ing. If something changed before the end of the
22855 pass, update LUIDs using recompute_all_luids.
22856 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22857 (free_gcse_mem): Don't free it either.
22858 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22859 Use the df insn LUIDs.
22860 (load_killed_in_block): Likewise.
22861 (compute_hash_table_work): Don't compute reg_set_in_block.
22862 (compute_transp): Use DF_REG_DEF_CHAINs.
22863 (local_cprop_pass): Don't use compute_sets and related functions.
22864 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22865 Use get_max_uid() instead of max_cuid.
22866 (insert_insn_end_basic_block, pre_insert_copy_insn,
22867 update_ld_motion_stores): Don't try to
22868 keep reg_set tables up to date.
22869 (pre_insert_copies): Use df insn LUIDs.
22870 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22871 (reg_set_info): Don't use extra bitmap argument.
22872 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22873 information to compute regs_set_in_block.
22874 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22875 (bypass_jumps): Don't use compute_sets and friends.
22877 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22880 * opts.c (undocumented_msg): Do not leave blank even with
22883 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22885 * c-decl.c (build_enumerator): Allow values folding to integer
22886 constants but not integer constant expressions with a pedwarn if
22889 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22892 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22893 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22894 type is an integer constant.
22896 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22899 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22902 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22905 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22906 with variably modified return type and no storage class
22907 specifiers, except for the case of nested functions. Distinguish
22908 extern declarations of functions with variably modified return
22909 types from those of objects with variably modified types.
22911 2009-04-25 Jan Hubicka <jh@suse.cz>
22913 * tree.c (list_equal_p): New function.
22914 * tree.h (list_equal_p): Declare.
22915 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22916 basic_block_def, basic_block, const_basic_block): New.
22917 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22918 (redirect_eh_edge): New function.
22919 (make_eh_edge_update_phi): EH edges are not abnormal.
22920 * except.c: Include tree-flow.h.
22921 (list_match): New function.
22922 (eh_region_replaceable_by_p): New function.
22923 (replace_region): New function.
22924 (hash_type_list): New function.
22925 (hash_eh_region): New function.
22926 (eh_regions_equal_p): New function.
22927 (merge_peers): New function.
22928 (remove_unreachable_regions): Verify EH tree when checking;
22930 (copy_eh_region_1): New function.
22931 (copy_eh_region): New function.
22932 (push_reachable_handler): New function.
22933 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22934 regions without label but with live RESX.
22935 * except.h (redirect_eh_edge_to_label): New.
22936 * tree-flow.h (redirect_eh_edge): New.
22937 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22938 basic_block_def, basic_block, const_basic_block): Remove.
22939 * Makefile.in (except.o): Add dependency on tree-flow.h
22940 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22941 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22944 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22947 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22948 on the destination of memcpy.
22950 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22952 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22953 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22954 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22956 2009-04-25 Jan Hubicka <jh@suse.cz>
22958 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22959 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22960 to be reached by different label than left.
22961 (update_eh_edges): Update comment; remove edge_to_remove if possible
22962 and return true if suceeded.
22963 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22964 (cleanup_eh): Compute sharing map.
22965 * except.c (remove_eh_handler_and_replace): Add argument if we should
22967 (remove_unreachable_regions): Update for label sharing.
22968 (label_to_region_map): Likewise.
22969 (get_next_region_sharing_label): New function.
22970 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22972 (remove_eh_handler): Update.
22973 (remove_eh_region_and_replace_by_outer_of): New function.
22974 * except.h (struct eh_region): Add next_region_sharing_label.
22975 (remove_eh_region_and_replace_by_outer_of,
22976 get_next_region_sharing_label): Declare.
22977 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22979 2009-04-25 Jan Hubicka <jh@suse.cz>
22981 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22982 insert code even if they are not critical.
22984 2009-04-25 Jan Hubicka <jh@suse.cz>
22986 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22987 (gimple_can_remove_branch_p): EH edges won't remove branch by
22989 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22990 updating of non-abnormal EH edges.
22991 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22992 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22993 (split_critical_edges): Split also edges where emitting code on them
22994 will lead to splitting later.
22996 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22997 H.J. Lu <hongjiu.lu@intel.com>
23000 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23001 the configured assembler supports fildq and fistpq mnemonics.
23002 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23003 * configure: Regenerated.
23004 * config.in: Ditto.
23006 * config/i386/i386.c (print_operand): Handle 'Z'.
23007 ['z']: Remove handling of special fild/fist suffixes.
23008 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23009 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23010 suffix of fild insn.
23011 (*floatsi<mode>2_vector_mixed): Ditto.
23012 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23013 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23014 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23015 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23016 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23018 2009-04-25 Ben Elliston <bje@au.ibm.com>
23020 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23021 the source of a set operation.
23023 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23025 * target.h (struct gcc_target): Add case_values_threshold field.
23026 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23027 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23028 * targhooks.c (default_case_values_threshold): New function.
23029 * targhooks.h (default_case_values_threshold): Declare function.
23030 * stmt.c (expand_case): Use case_values_threshold target hook.
23031 * expr.h (case_values_threshold): Remove declartation.
23032 * expr.c (case_values_threshold): Remove function.
23033 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23035 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23036 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23037 (avr_case_values_threshold): Declare as static.
23038 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23040 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23041 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23042 (mn10300_case_values_threshold): New function.
23044 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23046 * ira.c (setup_cover_and_important_classes): Add enum cast.
23048 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23050 * genpreds.c (write_enum_constraint_num): Output definition of
23051 CONSTRAINT_NUM_DEFINED_P macro.
23052 * ira.c (setup_cover_and_important_classes): Use
23053 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23055 2009-04-24 DJ Delorie <dj@redhat.com>
23057 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23058 __SH2A_SINGLE_ONLY__ also.
23060 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23062 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23063 (movdf_internal): Ditto.
23064 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23065 SFmode and DFmode constants.
23066 (ia64_print_operand): Add 'G' format for printing
23067 floating point constants.
23069 2009-04-24 Richard Guenther <rguenther@suse.de>
23071 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23072 from unsigned additions.
23074 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23076 * c-typeck.c (set_init_index): Allow array designators that are
23077 not integer constant expressions with a pedwarn if pedantic.
23079 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23081 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23082 zero if no overlap in nonzero bits between the operands.
23084 2009-04-24 Ian Lance Taylor <iant@google.com>
23086 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23087 (record_dead_and_set_regs): Likewise.
23088 * df.h (struct df_mw_hardreg): Change flags field to int.
23089 (struct df_base_ref): Likewise.
23090 (struct df): Change changeable_flags field to int.
23091 * df-scan.c (df_defs_record): Change clobber_flags to int.
23092 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23093 constants rather than #define macros.
23094 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23095 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23096 (enum dwarf_calling_convention): Likewise.
23097 (enum dwarf_line_number_x_ops): Likewise.
23098 (enum dwarf_call_frame_info): Likewise.
23099 (enum dwarf_source_language): Likewise.
23100 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23101 (add_calling_convention_attribute): Likewise.
23102 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23103 (combine_comparisons): Change compcode to int. Add cast to enum type.
23104 * genrecog.c (maybe_both_true_2): Change c to int.
23105 (write_switch): Likewise. Add cast to enum type.
23106 * gimplify.c (gimplify_omp_for): Handle return values from
23107 gimplify_expr using MIN rather than bitwise or.
23108 (gimplify_expr): Add cast to enum type.
23109 * ipa-prop.c (update_jump_functions_after_inlining): Change
23110 IPA_BOTTOM to IPA_JF_UNKNOWN.
23111 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23112 Add casts to enum type.
23113 (setup_cover_and_important_classes): Change cl to int. Add casts
23115 (setup_class_translate): Change cl and mode to int.
23116 (ira_init_once): Change mode to int.
23117 (free_register_move_costs): Likewise.
23118 (setup_prohibited_mode_move_regs): Add casts to enum type.
23119 * langhooks.c (add_builtin_function_common): Rework assertion that
23120 value fits bitfield.
23121 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23122 * omega.c (omega_do_elimination): Avoid math on enum types.
23123 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23124 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23125 int local to handle integral_argment value.
23126 * regmove.c (try_auto_increment): Change PUT_MODE to
23128 * reload.c (push_secondary_reload): Add casts to enum type.
23129 (secondary_reload_class, find_valid_class): Likewise.
23130 * reload1.c (emit_input_reload_insns): Likewise.
23131 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23132 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23133 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23135 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23136 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23138 (expand_complex_libcall): Add casts to enum type.
23139 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23140 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23141 with ERROR_MARK, not NUM_TREE_CODES.
23142 (vect_create_epilog_for_reduction): Likewise.
23143 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23144 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23145 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23147 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23148 vect_unused_in_loop. Change 0 to loop_vect.
23149 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23150 * var-tracking.c (get_init_value): Change return type to enum
23152 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23153 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23155 (arm_override_options): Add casts to enum type.
23156 (arm_emit_tls_decoration): Likewise.
23157 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23159 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23160 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23161 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23163 * config/s390/s390.c (code_for_builtin_64): Change to array of
23165 (code_for_builtin_31): Likewise.
23166 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23168 * config/sparc/sparc.c (sparc_override_options): Change value
23169 field in struct code_model to enum cmodel. In initializer change
23170 0 to NULL and add cast to enum type.
23172 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23173 Change all callers. Issue a -Wc++-compat warning using
23174 lhs_origtype if necessary.
23175 (convert_for_assignment): Issue -Wc++-compat warnings about
23176 invalid conversions to enum type on assignment.
23177 * c-common.h (build_modify_expr): Update declaration.
23179 2009-04-24 Nick Clifton <nickc@redhat.com>
23181 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23182 (function_arg_advance): Likewise.
23183 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23186 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23188 * config/s390/constraints.md ('I', 'J'): Fix condition.
23190 2009-04-24 Diego Novillo <dnovillo@google.com>
23192 * gengtype-parse.c (parse_error): Add newline after message.
23194 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23196 * config/i386/sse.md (avxmodesuffixs): Removed.
23197 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23198 (*avx_pinsr<ssevecsize>): This.
23200 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23202 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23203 follow chains of regs with a single definition, and allow expressions
23204 that are function_invariant_p.
23205 (simple_rhs_p): Allow expressions that are function_invariant_p.
23207 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23209 PR middle-end/39867
23210 * fold-const.c (fold_cond_expr_with_comparison): When folding
23211 > and >= to MAX, make sure the MAX uses the same type as the
23212 comparison's operands.
23214 2009-04-24 Nick Clifton <nickc@redhat.com>
23216 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23217 addressing for DImode accesses.
23218 (frv_print_operand_address): Handle PLUS case.
23219 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23221 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23223 PR rtl-optimization/39794
23224 * alias.c (canon_true_dependence): Add x_addr argument.
23225 * rtl.h (canon_true_dependence): Adjust prototype.
23226 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23227 * cselib.c (cselib_invalidate_mem): Likewise.
23228 * gcse.c (compute_transp): Likewise.
23229 * dse.c (scan_reads_nospill): Likewise.
23230 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23231 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23232 canon_base_addr of the group, plus optional offset.
23233 (struct group_info): Rename canon_base_mem to
23235 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23236 canon_rtx of base_mem.
23238 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23240 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23241 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23243 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23245 * config/spu/spu-builtins.h: Delete file.
23247 * config/spu/spu.h (enum spu_builtin_type): Move here from
23249 (struct spu_builtin_description): Likewise. Add GTY marker.
23250 Do not use enum spu_function_code or enum insn_code.
23251 (spu_builtins): Add extern declaration.
23253 * config/spu/spu.c: Do not include "spu-builtins.h".
23254 (enum spu_function_code, enum spu_builtin_type_index,
23255 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23256 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23257 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23258 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23259 (spu_builtin_types): Make static. Add GTY marker.
23260 (spu_builtins): Add extern declaration with GTY marker.
23261 Include "gt-spu.h".
23263 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23264 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23265 Check programmatically whether all parameters are scalar.
23267 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23269 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23271 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23272 assignment from the constructor either if the target is volatile.
23274 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23276 * config/arm/arm.md (insv): Do not share operands[0].
23278 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23280 * config/vxlib-tls.c (active_tls_threads): Delete.
23281 (delete_hook_installed): New.
23282 (tls_delete_hook): Don't delete the delete hook.
23283 (tls_destructor): Delete it here.
23284 (__gthread_set_specific): Adjust installing the delete hook.
23285 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23286 __gthread_leave_tsd_dtor_context.
23288 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23290 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23292 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23294 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23296 (alpha_rtx_costs): Ditto.
23297 (emit_unlikely_jump): Use add_reg_note.
23298 (emit_frame_store_1): Ditto.
23299 (alpha_expand_prologue): Ditto.
23300 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23301 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23303 2009-04-23 Nick Clifton <nickc@redhat.com>
23305 * config/v850/v850.md (epilogue): Remove suppressed code.
23306 (return): Rename to return_simple and remove test of frame size.
23307 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23308 to gen_return_simple.
23310 2009-04-22 Jing Yu <jingyu@google.com>
23313 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23315 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23318 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23319 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23320 value is a VECTOR_CST, the element type is the element type of the
23323 2009-04-22 DJ Delorie <dj@redhat.com>
23325 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23327 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23329 * alias.c (find_base_term): Move around LO_SUM case, so that
23330 CONST falls through into PLUS/MINUS handling.
23333 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23334 into 0, use omit_one_operand.
23336 2009-04-23 Ben Elliston <bje@au.ibm.com>
23338 * config/rs6000/linux-unwind.h (get_regs): Remove type
23339 puns. Change the type of `pc' to an array of unsigned ints and
23340 update all users. Constify frame24.
23342 2009-04-22 DJ Delorie <dj@redhat.com>
23344 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23345 declarations before code.
23346 (current_function_special_page_vector): Likewise.
23347 (m32c_expand_insv): Silence a warning.
23349 2009-04-21 Taras Glek <tglek@mozilla.com>
23351 * alias.c: Update GTY annotations to new syntax.
23352 * basic-block.h: Likewise.
23353 * bitmap.h: Likewise.
23354 * c-common.h: Likewise.
23355 * c-decl.c: Likewise.
23356 * c-parser.c: Likewise.
23357 * c-pragma.c: Likewise.
23358 * c-tree.h: Likewise.
23359 * cfgloop.h: Likewise.
23360 * cgraph.h: Likewise.
23361 * config/alpha/alpha.c: Likewise.
23362 * config/arm/arm.h: Likewise.
23363 * config/avr/avr.h: Likewise.
23364 * config/bfin/bfin.c: Likewise.
23365 * config/cris/cris.c: Likewise.
23366 * config/darwin.c: Likewise.
23367 * config/frv/frv.c: Likewise.
23368 * config/i386/i386.c: Likewise.
23369 * config/i386/i386.h: Likewise.
23370 * config/i386/winnt.c: Likewise.
23371 * config/ia64/ia64.h: Likewise.
23372 * config/iq2000/iq2000.c: Likewise.
23373 * config/mips/mips.c: Likewise.
23374 * config/mmix/mmix.h: Likewise.
23375 * config/pa/pa.c: Likewise.
23376 * config/pa/pa.h: Likewise.
23377 * config/rs6000/rs6000.c: Likewise.
23378 * config/s390/s390.c: Likewise.
23379 * config/sparc/sparc.c: Likewise.
23380 * config/xtensa/xtensa.c: Likewise.
23381 * cselib.h: Likewise.
23382 * dbxout.c: Likewise.
23383 * dwarf2out.c: Likewise.
23384 * except.c: Likewise.
23385 * except.h: Likewise.
23386 * fixed-value.h: Likewise.
23387 * function.c: Likewise.
23388 * function.h: Likewise.
23389 * gimple.h: Likewise.
23390 * integrate.c: Likewise.
23391 * optabs.c: Likewise.
23392 * output.h: Likewise.
23393 * real.h: Likewise.
23395 * stringpool.c: Likewise.
23396 * tree-data-ref.c: Likewise.
23397 * tree-flow.h: Likewise.
23398 * tree-scalar-evolution.c: Likewise.
23399 * tree-ssa-address.c: Likewise.
23400 * tree-ssa-alias.h: Likewise.
23401 * tree-ssa-operands.h: Likewise.
23402 * tree.c: Likewise.
23403 * tree.h: Likewise.
23404 * varasm.c: Likewise.
23405 * varray.h: Likewise.
23407 * coretypes.h: Do not define GTY macro if it is already defined.
23408 * doc/gty.texi: Update GTY documentation to new syntax.
23409 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23410 annotations on structs.
23411 * gengtype-parse.c: Likewise.
23413 2009-04-22 Mark Heffernan <meheff@google.com>
23415 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23417 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23419 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23422 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23424 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23425 the same as a PLUS without a shift. Increase the cost of a
23428 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23430 * Makefile.in: Update dependencies.
23431 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23432 * errors.h: Remove bogus comment about compatibility.
23433 (warning): Update declaration.
23434 * genautomata.c: Update all calls to warning.
23435 * gimple.c: Do not include errors.h. Include toplev.h.
23436 * tree-ssa-structalias.c: Do not include errors.h.
23437 * omega.c: Likewise.
23438 * tree-ssa-reassoc.c: Likewise.
23439 * config/spu/spu-c.c: Likewise.
23440 * config/spu/t-spu-elf: Update dependencies.
23442 2009-04-22 Richard Guenther <rguenther@suse.de>
23444 PR tree-optimization/39824
23445 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23446 make sure the types are compatible.
23448 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23451 * c-common.c (c_parse_error): Take a token_flags parameter.
23452 Use token_type for the token type instead.
23453 Pass token_flags to cpp_type2name.
23454 * c-common.h (c_parse_error): Update declaration.
23455 * c-parser.c (c_parser_error): Pass 0 as token flags.
23457 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23459 PR rtl-optimization/39580
23460 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23462 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23464 * function.c (expand_function_end): Do not emit a jump to the "naked"
23465 return label for fall-through returns.
23466 * except.c (sjlj_emit_function_exit): Always place the call to the
23467 unregister function at the location installed by expand_function_end.
23469 2009-04-22 Richard Guenther <rguenther@suse.de>
23471 PR tree-optimization/39845
23472 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23473 (gen_inbound_check): Likewise.
23475 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23477 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23479 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23480 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23482 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23484 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23485 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23486 shift counts to avoid out-of-bounds array accesses.
23488 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23490 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23491 (Pmode): Move above.
23493 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23495 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23496 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23497 GET_CODE macro. Use IN_RANGE macro where appropriate.
23498 * config/alpha/alpha.h: Ditto.
23499 * config/alpha/alpha.md: Ditto.
23500 * config/alpha/constraints.md: Ditto.
23501 * config/alpha/predicates.md: Ditto.
23503 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23505 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23506 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23507 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23508 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23509 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23510 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23511 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23512 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23513 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23514 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23515 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23516 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23517 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23518 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23519 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23520 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23521 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23522 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23523 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23524 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23525 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23526 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23527 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23528 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23529 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23530 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23531 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23533 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23535 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23536 references from comments.
23537 * cfgbuild.c (count_basic_blocks): Delete.
23538 (find_basic_blocks_1): Delete.
23539 (find_basic_blocks): Delete.
23540 * except.c (finish_eh_generation): Make static. Move comment from
23541 except.h here. Remove find_basic_blocks references from comments.
23542 * except.h (finish_eh_generation): Delete.
23543 * basic-block.h (find_basic_blocks): Delete.
23544 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23546 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23548 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23549 (sdbout_parms): Likewise.
23551 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23553 * config/sh/sh.c (prepare_cbranch_operands): Use
23554 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23555 (expand_cbranchdi4): Likewise.
23556 (from_compare): Add cast to enum type.
23557 (expand_cbranchsi4): Use add_reg_note.
23558 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23559 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23560 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23561 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23562 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23563 instead of CODE_FOR_nothing.
23564 (cbranchdi4): Likewise. Fix the order of arguments for
23566 (push_fpscr): Use add_reg_note.
23567 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23568 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23570 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23572 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23573 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23574 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23575 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23576 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23577 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23578 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23579 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23580 config/alpha/x-vms, config/arc/t-arc,
23581 config/arm/README-interworking, config/arm/arm-c.c,
23582 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23583 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23584 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23585 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23586 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23587 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23588 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23589 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23590 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23591 config/cris/t-elfmulti, config/crx/t-crx,
23592 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23593 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23594 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23595 config/h8300/t-h8300, config/i386/athlon.md,
23596 config/i386/darwin-libgcc.10.4.ver,
23597 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23598 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23599 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23600 config/i386/t-linux64, config/i386/t-nwld,
23601 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23602 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23603 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23604 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23605 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23606 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23607 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23608 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23609 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23610 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23611 config/m68k/t-uclinux, config/mcore/t-mcore,
23612 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23613 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23614 config/mips/crtn.asm, config/mips/irix-crti.asm,
23615 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23616 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23617 config/mips/mips-fixed.md, config/mips/sb1.md,
23618 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23619 config/mips/t-iris6, config/mips/t-isa3264,
23620 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23621 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23622 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23623 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23624 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23625 config/mn10300/t-linux, config/mn10300/t-mn10300,
23626 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23627 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23628 config/picochip/libgccExtras/clzsi2.asm,
23629 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23630 config/rs6000/darwin-libgcc.10.4.ver,
23631 config/rs6000/darwin-libgcc.10.5.ver,
23632 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23633 config/rs6000/t-aix43, config/rs6000/t-aix52,
23634 config/rs6000/t-darwin, config/rs6000/t-fprules,
23635 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23636 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23637 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23638 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23639 config/rs6000/t-rtems, config/rs6000/t-spe,
23640 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23641 config/score/t-score-elf, config/sh/divcost-analysis,
23642 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23643 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23644 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23645 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23646 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23647 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23648 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23649 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23650 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23651 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23652 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23653 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23654 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23655 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23656 * config/h8300/genmova.sh: Include copyright and license notices
23657 in generated output.
23658 * config/h8300/mova.md: Regenerate.
23659 * doc/install.texi2html: Include word "Copyright" in copyright
23660 notice and use name "Free Software Foundation, Inc.".
23661 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23662 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23663 ChangeLog-2007, ChangeLog-2008: Correct dates.
23665 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23667 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23668 NE_EXPR operations as well.
23669 * c-parser.c (c_parser_condition): Do not set location information on
23671 (c_parser_conditional_expression): Likewise.
23672 (c_parser_binary_expression): Set location information on operators.
23673 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23674 TRUTH_NOT_EXPR has been folded.
23675 * fold-const.c (fold_truth_not_expr): Copy location information from
23676 the incoming expression to the outgoing one.
23677 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23678 recursive calls on the LHS of the operator but pass that of the
23679 operator to recursive calls on the RHS of the operator. Set it
23681 (shortcut_cond_expr): Set the locus of the operator on the second
23682 COND_EXPR and that of the expression on the first in degenerate cases.
23683 Pass the locus of the expression to calls to shortcut_cond_r.
23684 Set the locus of the 'then' block on the associated jump, if any.
23685 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23686 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23687 expression to call to gimplify_boolean_expr.
23689 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23691 * config.gcc: Add additional configuration for
23692 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23693 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23694 (CPP_SPEC): Redefine for allowing -municode option.
23695 (STARTFILE_SPEC): Likewise.
23696 * config/i386/t-mingw-w64: New.
23697 * config/i386/mingw-w64.opt: New.
23698 (municode): Add new target option.
23699 * doc/invoke.texi (municode): Add documentation for new option.
23701 2009-04-21 Ian Lance Taylor <iant@google.com>
23703 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23704 Correct test for number of arguments.
23705 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23707 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23709 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23710 argument of emit_library_call.
23712 2009-04-21 Richard Guenther <rguenther@suse.de>
23714 PR middle-end/39829
23715 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23716 inside VIEW_CONVERT_EXPRs.
23718 2009-04-21 Martin Jambor <mjambor@suse.cz>
23720 * tree-switch-conversion.c (build_constructors): Split a long line.
23721 (constructor_contains_same_values_p): New function.
23722 (build_one_array): Create assigns of constants if possible, do not
23723 call mark_sym_for_renaming, call update_stmt.
23724 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23725 make_rename_temp. Do not call mark_symbols_for_renaming, call
23727 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23728 find_new_referenced_vars, call update_stmt.
23729 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23730 instead of calling make_rename_temp. Do not call
23731 find_new_referenced_vars or mark_symbols_for_renaming, call
23734 2009-04-21 Richard Guenther <rguenther@suse.de>
23736 PR tree-optimization/39827
23737 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23738 (tree_ssa_phiprop): Pass the correct array size.
23740 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23742 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23744 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23747 * c-typeck.c (lvalue_p): Move declaration ...
23748 * c-common.h (lvalue_p): ... to here.
23749 * c-common.c (candidate_equal_p): New.
23750 (add_tlist): Use it.
23751 (merge_tlist): Use it.
23752 (warn_for_collisions_1): Likewise.
23753 (warning_candidate_p): Accept more candidates.
23754 (verify_tree): A warning candidate can be an expression. Use
23757 2009-04-21 Ben Elliston <bje@au.ibm.com>
23760 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23761 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23762 options. Remove -mcall-solaris documentation.
23764 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23767 * doc/invoke.texi (-Wlong-long): Update description.
23768 * c-lex (interpret_integer): Only warn if there was no previous
23769 overflow and -Wlong-long is enabled.
23770 * c-decl.c (declspecs_add_type): Drop redundant flags.
23771 * c.opt (Wlong-long): Init to -1.
23772 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23773 and front-end warn_long_long. Wlong-long only depends on other
23774 flags if it is uninitialized.
23775 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23776 the same for CPP and FE.
23777 (restore_extension_diagnostics): Likewise.
23779 2009-04-20 Ian Lance Taylor <iant@google.com>
23781 Fix enum conversions which are invalid in C++:
23782 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23783 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23784 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23785 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23786 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23787 (dbxout_parms): Likewise.
23788 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23789 (df_clear_flags): Likewise.
23790 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23791 top_flag parameter to int.
23792 (df_chain_create_bb_process_use): Likewise.
23793 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23795 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23796 (df_ref_create_structure, df_def_record_1): Likewise.
23797 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23798 (df_notes_rescan): Change 0 to VOIDmode in function call.
23799 (df_get_call_refs, df_insn_refs_collect): Likewise.
23800 (df_bb_regs_collect): Likewise.
23801 (df_entry_block_defs_collect): Likewise.
23802 (df_exit_block_uses_collect): Likewise.
23803 * df.h: Update declarations.
23804 * double-int.c (double_int_divmod): Add cast to enum type.
23805 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23806 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23807 (based_loc_descr): Likewise.
23808 (loc_descriptor_from_tree_1): Change first_op and second_op to
23809 enum dwarf_location_atom. Add cast to enum type.
23810 * expmed.c (init_expmed): Change 0 to SET in function call.
23811 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23812 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23813 (do_store_flag): Likewise.
23814 * fixed-value.h (struct fixed_value): Change mode to enum
23816 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23817 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23819 (insert_insn_decl, insert_decl, insert_state): Likewise.
23820 (automata_list_finish): Likewise.
23821 * genrecog.c (process_define_predicate): Add cast to enum type.
23822 * gensupport.c (init_predicate_table): Add cast to enum type.
23823 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23825 (gimple_build_call_1, gimple_build_label): Likewise.
23826 (gimple_build_goto, gimple_build_asm_1): Likewise.
23827 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23828 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23829 (enum fallback): Rename from enum fallback_t.
23830 (fallback_t): Typedef as int.
23831 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23832 GSI_SAME_STMT in function call.
23833 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23835 (setup_reg_class_relations): Likewise.
23836 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23837 (setup_prohibited_class_mode_regs): Add cast to enum type.
23838 (setup_prohibited_mode_move_regs): Likewise.
23839 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23840 (record_address_regs): Change i to enum reg_class.
23841 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23842 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23843 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23844 (GET_MODE_2XWIDER_MODE): Likewise.
23845 (GET_CLASS_NARROWEST_MODE): Likewise.
23846 * omp-low.c (expand_omp_for): Add cast to enum type.
23847 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23848 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23849 * postreload.c (reload_cse_simplify_operands): Change rclass local
23851 * predict.c (combine_predictions_for_insn): Change best_predictor
23852 and predictor to enum br_predictor.
23853 (combine_predictions_for_bb): Likewise.
23854 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23855 use SET_PREDICT_EXPR_OUTCOME.
23856 * real.c (real_arithmetic): Change icode to code in function call.
23857 * reginfo.c (init_move_cost): Add casts to enum type.
23858 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23859 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23861 * reload.c (find_valid_class): Add casts to enum type.
23862 (push_reload): Change 0 to NO_REGS in function call.
23863 (find_reloads): Change this_alternative to array of enum
23864 reg_class. Remove some now-unnecessary casts.
23865 (make_memloc): Change 0 to VOIDmode in function call.
23866 * reload1.c (reload): Change 0 to VOIDmode in function call.
23867 (eliminate_regs_1, elimination_effects): Likewise.
23868 (eliminate_regs_in_insn): Likewise.
23869 (emit_input_reload_insns): Add cast to enum type.
23870 (delete_output_reload): Change 0 to VOIDmode in function call.
23871 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23872 to enum type in function call.
23873 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23874 (SET_PREDICT_EXPR_OUTCOME): Define.
23875 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23876 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23877 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23878 (dump_function): Likewise.
23879 * tree-dump.h: Update declarations.
23880 * tree-pass.h: Update declarations.
23881 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23882 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23884 (arm_rtx_costs_1): Correct parenthesization.
23885 (arm_rtx_costs): Add casts to enum type.
23886 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23887 (vfp_emit_fstmd): Use add_rg_note.
23888 (emit_multi_reg_push, emit_sfm): Likewise.
23889 (thumb_set_frame_pointer): Likewise.
23890 (arm_expand_prologue): Likewise.
23891 (arm_regno_class): Change return type to enum reg_class.
23892 (thumb1_expand_prologue): Use add_reg_note.
23893 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23894 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23896 * config/arm/gentune.sh: Add cast to enum type.
23897 * config/arm/arm-tune.md: Rebuild.
23898 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23899 (ix86_split_fp_branch, predict_jump): Likewise.
23900 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23901 insn_code to enum rtx_code.
23902 (ix86_builtin_vectorized_function): Add cast to enum type.
23903 * config/i386/i386.md (truncdfsf2): Change slot to enum
23905 (truncxf<mode>2, isinf<mode>2): Likewise.
23906 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23908 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23909 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23910 (insert_bundle_state): Change 1 to INSERT in function call.
23911 (ia64_add_bundle_selector_before): Likewise.
23912 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23913 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23914 (restore_stack_nonlocal): Likewise.
23915 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23917 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23919 (mips_rtx_costs): Likewise.
23920 (mips_override_options): Add casts to enum type.
23921 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23923 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23924 (store_reg, set_reg_plus_d): Likewise.
23925 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23926 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23928 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23930 (emit_unlikely_jump): Use add_reg_note.
23931 (rs6000_emit_allocate_stack): Likewise.
23932 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23933 (output_toc): Change 1 to INSERT in function call.
23934 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23935 (rs6000_initialize_trampoline): Likewise.
23936 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23938 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23939 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23940 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23941 (save_gprs): Use add_reg_note.
23942 (s390_emit_prologue): Likewise.
23943 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23944 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23945 (sparc_fold_builtin): Add cast to enum type.
23946 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23948 (spu_expand_prologue): Use add_reg_note.
23949 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23951 2009-04-20 Ian Lance Taylor <iant@google.com>
23953 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23954 (c_parser_postfix_expression_after_primary): Get VEC for list of
23955 arguments. Get original types of arguments. Call
23956 build_function_call_vec.
23957 (cached_expr_list_1, cached_expr_list_2): New static variables.
23958 (c_parser_expr_list): Change return type to VEC *. Add
23959 p_orig_types parameter. Change all callers.
23960 (c_parser_release_expr): New static function.
23961 (c_parser_vec_to_tree_list): New static function.
23962 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23963 call build_function_call_vec.
23964 (build_function_call_vec): New function, based on old
23965 build_function_call.
23966 (convert_arguments): Remove nargs and argarray parameters. Change
23967 values to a VEC. Add origtypes parameter.
23968 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23969 (convert_for_assignment): Add origtype parameter. Change all
23970 callers. If warn_cxx_compat, check for conversion to an enum
23971 type when calling a function.
23972 (store_init_value): Add origtype parameter. Change all callers.
23973 (digest_init): Likewise.
23974 (struct init_node): Add origtype field.
23975 (add_pending_init): Add origtype parameter. Change all callers.
23976 (output_init_element): Likewise.
23977 (output_pending_init_elements): Pass origtype from init_node to
23978 output_init_element.
23979 (process_init_element): Pass origtype from c_expr to
23980 output_init_element.
23981 (c_finish_return): Add origtype parameter. Change all callers.
23982 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23984 (sync_resolve_params): Likewise.
23985 (sync_resolve_return): Change params to first_param. Change caller.
23986 (resolve_overloaded_builtins): Change params to VEC *. Change
23987 callers. Save first parameter around call to build_function_call_vec.
23988 * c-decl.c (finish_decl): Add origtype parameter. Change all
23989 callers. Call build_function_call_vec rather than
23990 build_function_call for cleanup.
23991 * c-tree.h: Update declarations.
23992 * c-common.h: Update declarations.
23993 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23994 params to first_param.
23995 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23996 params parameter from tree to void *.
23997 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23998 Change arglist parameter to have type void *, and to be a pointer
24000 * config/rs6000/rs6000-protos.h
24001 (altivec_resolve_overloaded_builtin): Update declaration.
24002 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24003 fnargs parameter to have type void *, and to be a pointer to a
24004 VEC. Call build_function_call_vec instead of
24005 build_function_call.
24006 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24008 2009-04-20 Joey Ye <joey.ye@intel.com>
24009 Xuepeng Guo <xuepeng.guo@intel.com>
24010 H.J. Lu <hongjiu.lu@intel.com>
24012 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24014 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24015 (IX86_LEA_PRIORITY): Likewise.
24016 (distance_non_agu_define): New function.
24017 (distance_agu_use): Likewise.
24018 (ix86_lea_for_add_ok): Likewise.
24019 (ix86_dep_by_shift_count): Likewise.
24021 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24022 should split for LEA.
24024 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24026 (ix86_dep_by_shift_count): Likewise.
24028 2009-04-20 Richard Guenther <rguenther@suse.de>
24030 * expr.c (handled_component_p): Move ...
24031 * tree.h (handled_component_p): ... here.
24032 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24033 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24034 and REALPART_EXPR to be in one group.
24036 2009-04-20 Richard Guenther <rguenther@suse.de>
24038 * basic-block.h (get_all_dominated_blocks): Declare.
24039 * dominance.c (get_all_dominated_blocks): New function.
24040 * tree-cfg.c (get_all_dominated_blocks): Remove.
24041 (remove_edge_and_dominated_blocks): Adjust.
24042 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24043 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24044 instead of recursing.
24046 2009-04-20 Doug Kwan <dougkwan@google.com>
24048 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24049 (struct cgraph_node_set_def): New type.
24050 (cgraph_node_set) New type. Also declare vector functions.
24051 (struct cgraph_node_set_element_def): New type.
24052 (cgraph_node_set_element): Ditto.
24053 (cgraph_node_set_iterator): New iterator type.
24054 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24055 cgraph_node_set_remove, dump_cgraph_node_set,
24056 debug_cgraph_node_set): New prototypes.
24057 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24058 cgraph_node_set_size): New inlines.
24059 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24060 including cgraph.h.
24061 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24062 argument to function 'write_summary'.
24063 * ipa.c: Include ggc.h.
24064 (hash_cgraph_node_set_element,
24065 eq_cgraph_node_set_element, cgraph_node_set_new,
24066 cgraph_node_set_add, cgraph_node_set_remove,
24067 cgraph_node_set_find, dump_cgraph_node_set,
24068 debug_cgraph_node_set): New functions.
24069 * Makefile.in (ipa.o): Add dependency on GGC_H.
24071 2009-04-20 Ira Rosen <irar@il.ibm.com>
24073 PR tree-optimization/39675
24074 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24075 check of the return code of vect_schedule_slp. Check that
24076 stmt_vec_info still exists for the statement, before checking its
24077 vectorization type.
24079 2009-04-20 Michael Matz <matz@suse.de>
24081 * Makefile.in (generated_files): Take out $(simple_generated_c).
24083 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24085 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24086 (UINTPTR_TYPE): Likewise.
24088 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24091 * c-typeck.c (digest_init): Check for initializing an array with a
24094 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24097 * c-semantics.c (pop_stmt_list): Propagate
24098 STATEMENT_LIST_HAS_LABEL to parent statement list.
24100 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24102 * config/mips/mips.h (mips_tune_attr): New macro.
24103 * config/mips/mips.md (cpu): Use it.
24105 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24108 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24111 2009-04-19 Diego Novillo <dnovillo@google.com>
24113 * toplev.c (compile_file): Move call to coverage_finish ...
24114 * cgraphunit.c (ipa_passes): ... here.
24115 Call cgraph_process_new_functions.
24116 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24117 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24119 2009-04-19 Jan Hubicka <jh@suse.cz>
24121 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24123 (dump_cgraph_node): Dump can throw external flag.
24124 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24126 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24130 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24131 * common.opt (Wlogical-op): Move from here...
24132 * c.opt (Wlogical-op): ... to here.
24133 * c-typeck.c (parser_build_binary_op): Update call to
24134 warn_logical_operator.
24135 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24137 * c-common.c (warn_logical_op): Update.
24138 * c-common.h (warn_logical_op): Update declaration.
24140 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24142 * tree.c (protected_set_expr_location): Fix formatting.
24144 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24147 * c-typeck.c (readonly_warning): new.
24148 (build_unary_op, build_modify_expr): Use readonly_warning for
24149 storing into something readonly but not const-qualified.
24151 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24154 * c-typeck.c (build_unary_op): Check for taking address of
24155 expression of type void.
24157 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24160 * c-typeck.c (build_function_call): Check for calling a function
24161 with qualified void return types. Call require_complete_type when
24164 2009-04-18 Jan Hubicka <jh@suse.cz>
24166 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24168 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24169 can_throw_external flag.
24170 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24171 * ipa-pure-const.c (ignore_edge): New function.
24172 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24173 only over can_throw_external edges.
24174 (local_pure_const): Add nothrow flag.
24175 * ipa-utils.c (searchc): Add ignore_edge callback.
24176 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24177 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24178 (set_nothrow_function_flags): Update cgraph.
24179 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24181 2009-04-18 Richard Guenther <rguenther@suse.de>
24183 PR middle-end/39804
24184 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24185 (fold_stmt): ... this and ...
24186 (fold_stmt_inplace): ... this.
24187 (fold_stmt_1): Fold references in calls and asms.
24188 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24190 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24192 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24193 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24195 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24197 * tree.c (function_args_count): Remove.
24198 * tree.h: Remove the prototype for function_args_count.
24200 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24202 * tree-iterator.c (expr_only): Remove.
24203 * tree.h: Remove the prototype for expr_only.
24205 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24207 * reginfo.c (cannot_change_mode_set_regs): Remove.
24208 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24210 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24212 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24213 whether operands 0 and 1 overlaps.
24215 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24217 PR middle-end/36902
24218 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24219 pointer. Use warning_at instead of warning.
24220 (search_for_addr_array): Likewise.
24221 (check_array_bounds): Likewise.
24222 (check_all_array_refs): Check that the incoming edge is not in the
24223 list of edges to be removed.
24224 (check_all_array_refs): Avoid the temporal pointer.
24225 (vrp_visit_cond_stmt): Fix typo.
24226 (simplify_switch_using_ranges): Handle the case where the switch
24227 index is an integer constant.
24229 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24231 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24233 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24235 * doc/extend.texi, doc/invoke.texi: Fix typos.
24237 2009-04-17 Cary Coutant <ccoutant@google.com>
24239 * tree-flow-inline.h (get_lineno): Fix inverted test.
24241 2009-04-17 Diego Novillo <dnovillo@google.com>
24243 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24244 assertion for AVAIL_OUT.
24246 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24249 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24250 * config/sh/linux-atomic.asm: Likewise.
24252 2009-04-17 Diego Novillo <dnovillo@google.com>
24254 * except.c (debug_eh_tree): New.
24255 (struct eh_region, struct eh_status): Move ...
24256 * except.h: ... here.
24257 (add_type_for_runtime): Declare extern.
24258 (lookup_type_for_runtime): Likewise.
24259 (debug_eh_tree): Declare.
24260 * Makefile.in (GTFILES): List except.h before except.c
24262 2009-04-17 Diego Novillo <dnovillo@google.com>
24264 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24265 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24266 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24267 (find_vars_r): ... here.
24268 * tree-flow.h (find_referenced_vars_in): Declare.
24269 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24270 that AVAIL_OUT exists for BLOCK.
24271 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24272 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24273 (tree-parloops.o): Likewise.
24275 2009-04-17 Simon Baldwin <simonb@google.com>
24277 * toplev.c (default_tree_printer): Add handling for %E format.
24279 2009-04-17 Diego Novillo <dnovillo@google.com>
24281 * tree-pretty-print.c (dump_generic_node): Add break after
24282 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24283 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24284 FUNCTION_TYPE together. Call print_struct_decl when printing
24285 structures and TDF_SLIM is not given.
24286 (print_struct_decl): Fix logic for detecting recursion.
24288 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24291 * gcc.c (create_at_file): New.
24292 (compile_input_file_p): New.
24293 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24294 * main.c (main): Update call to toplev_main.
24295 * toplev.c (toplev_main): Change signature. Call expandargv.
24296 * toplev.h (toplev_main): Change signature.
24298 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24300 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24301 if the latter is not constant.
24303 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24305 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24307 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24309 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24310 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24312 2009-04-17 Richard Guenther <rguenther@suse.de>
24314 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24315 Handle component references view-converting an invariant address.
24317 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24319 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24320 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24321 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24322 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24323 Use @deftypevr rather than @deftypevar.
24325 2009-04-17 Richard Guenther <rguenther@suse.de>
24327 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24328 (get_prop_source_stmt): Likewise.
24329 (can_propagate_from): Likewise.
24331 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24333 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24334 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24335 (--with-multilib-list): Add default value.
24336 * configure: Regenerate.
24337 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24338 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24339 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24340 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24341 Don't add default cpu to multilib list unnecessarily, but do enable
24342 the relevant compiler option..
24343 Add support for --with-multilib-list=<blank> and
24344 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24345 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24346 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24347 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24348 TM_MULTILIB_CONFIG.
24349 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24350 (MULTILIB_OSDIRNAMES): New variable.
24351 * config/sh/t-1e: Delete file.
24352 * config/sh/t-mlib-sh1: Delete file.
24353 * config/sh/t-mlib-sh2: Delete file.
24354 * config/sh/t-mlib-sh2a: Delete file.
24355 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24356 * config/sh/t-mlib-sh2a-single: Delete file.
24357 * config/sh/t-mlib-sh2a-single-only: Delete file.
24358 * config/sh/t-mlib-sh2e: Delete file.
24359 * config/sh/t-mlib-sh3e: Delete file.
24360 * config/sh/t-mlib-sh4: Delete file.
24361 * config/sh/t-mlib-sh4-nofpu: Delete file.
24362 * config/sh/t-mlib-sh4-single: Delete file.
24363 * config/sh/t-mlib-sh4-single-only: Delete file.
24364 * config/sh/t-mlib-sh4a: Delete file.
24365 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24366 * config/sh/t-mlib-sh4a-single: Delete file.
24367 * config/sh/t-mlib-sh4a-single-only: Delete file.
24368 * config/sh/t-mlib-sh4al: Delete file.
24369 * config/sh/t-mlib-sh5-32media: Delete file.
24370 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24371 * config/sh/t-mlib-sh5-64media: Delete file.
24372 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24373 * config/sh/t-mlib-sh5-compact: Delete file.
24374 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24375 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24376 * doc/install.texi (Options specification): Add
24377 --with-multilib-list and --with-endian.
24379 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24381 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24383 (OBJS-common): Add plugin-version.o.
24384 (plugin-version.o): New.
24385 * gcc-plugin.h (plugin_gcc_version): New.
24386 (plugin_default_version_check): New.
24387 (plugin_init_func, plugin_init): Add version argument.
24388 * plugin-version.c: New.
24389 * plugin.c (str_plugin_gcc_version_name): New.
24390 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24391 pass it to the init function.
24392 (plugin_default_version_check): New.
24394 2009-04-17 Richard Guenther <rguenther@suse.de>
24396 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24397 for decl-vs-decl disambiguation.
24399 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24401 * config/s390/s390.h (s390_tune_attr): New macro definition.
24402 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24404 2009-04-17 Richard Guenther <rguenther@suse.de>
24406 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24407 (fold_stmt_r): Likewise.
24408 (maybe_fold_reference): New function.
24409 (fold_gimple_assign): Handle cases fold_stmt_r did.
24410 (fold_stmt): Do not use fold_stmt_r.
24411 (fold_stmt_inplace): Likewise.
24413 2009-04-17 Richard Guenther <rguenther@suse.de>
24415 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24416 (record_equivalences_from_stmt): Remove useless checks and
24418 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24419 the type is already suitable.
24421 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24423 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24425 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24427 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24428 (CMPtype): Define as __gcc_CMPtype.
24430 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24432 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24433 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24435 2009-04-17 Richard Guenther <rguenther@suse.de>
24437 PR tree-optimization/39746
24438 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24439 special-casing for builtins and static variable use/def.
24440 (call_may_clobber_ref_p_1): Likewise.
24442 2009-04-16 Ian Lance Taylor <iant@google.com>
24444 * df.h: Include "timevar.h".
24445 (struct df_problem): Change tv_id field to timevar_id_t.
24446 * tree-pass.h: Include "timevar.h".
24447 (struct opt_pass): Change tv_id field to timevar_id_t.
24448 * timevar.h (timevar_id_t): Define TV_NONE.
24449 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24450 TV_NONE rather than tv_id != 0.
24451 (execute_one_pass): Likewise.
24452 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24453 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24454 dependencies to $(TREE_PASS_H).
24455 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24457 (pass_branch_target_load_optimize2): Likewise.
24458 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24459 (pass_outof_cfg_layout_mode): Likewise.
24460 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24461 (pass_rebuild_cgraph_edges): Likewise.
24462 (pass_remove_cgraph_callee_edges): Likewise.
24463 * df-core.c (pass_df_initialize_opt): Likewise.
24464 (pass_df_initialize_no_opt): Likewise.
24465 (pass_df_finish): Likewise.
24466 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24467 * except.c (pass_set_nothrow_function_flags): Likewise.
24468 (pass_convert_to_eh_region_ranges): Likewise.
24469 * final.c (pass_compute_alignments): Likewise.
24470 * function.c (pass_instantiate_virtual_regs): Likewise.
24471 (pass_init_function): Likewise.
24472 (pass_leaf_regs): Likewise.
24473 (pass_match_asm_constraints): Likewise.
24474 * gimple-low.c (pass_lower_cf): Likewise.
24475 (pass_mark_used_blocks): Likewise.
24476 * init-regs.c (pass_initialize_regs): Likewise.
24477 * integrate.c (pass_initial_value_sets): Likewise.
24478 * ira.c (pass_ira): Likewise.
24479 * jump.c (pass_cleanup_barriers): Likewise.
24480 * omp-low.c (pass_expand_omp): Likewise.
24481 (pass_lower_omp): Likewise.
24482 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24483 * recog.c (pass_split_all_insns): Likewise.
24484 (pass_split_after_reload): Likewise.
24485 (pass_split_before_regstack): Likewise.
24486 (pass_split_before_sched2): Likewise.
24487 (pass_split_for_shorten_branches): Likewise.
24488 * reginfo.c (pass_reginfo_init): Likewise.
24489 (pass_subregs_of_mode_init): Likewise.
24490 (pass_subregs_of_mode_finish): Likewise.
24491 * passes.c (pass_postreload): Likewise.
24492 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24493 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24494 (pass_warn_function_return): Likewise.
24495 (pass_warn_function_noreturn): Likewise.
24496 * tree-complex.c (pass_lower_complex): Likewise.
24497 (pass_lower_complex_O0): Likewise.
24498 * tree-if-conv.c (pass_if_conversion): Likewise.
24499 * tree-into-ssa.c (pass_build_ssa): Likewise.
24500 * tree-mudflap.c (pass_mudflap_1): Likewise.
24501 (pass_mudflap_2): Likewise.
24502 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24503 (pass_mudflap_2): Likewise.
24504 * tree-nrv.c (pass_return_slot): Likewise.
24505 * tree-object-size.c (pass_object_sizes): Likewise.
24506 * tree-optimize.c (pass_all_optimizations): Likewise.
24507 (pass_early_local_passes): Likewise.
24508 (pass_all_early_optimizations): Likewise.
24509 (pass_cleanup_cfg): Likewise.
24510 (pass_cleanup_cfg_post_optimizing): Likewise.
24511 (pass_free_datastructures): Likewise.
24512 (pass_free_cfg_annotations): Likewise.
24513 (pass_fixup_cfg): Likewise.
24514 (pass_init_datastructures): Likewise.
24515 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24516 (pass_late_warn_uninitialized): Likewise.
24517 (pass_update_address_taken): Likewise.
24518 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24519 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24520 (pass_cse_sincos): Likewise.
24521 (pass_convert_to_rsqrt): Likewise.
24522 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24523 * tree-stdarg.c (pass_stdarg): Likewise.
24524 * tree-tailcall.c (pass_tail_recursion): Likewise.
24525 (pass_tail_calls): Likewise.
24526 * tree-vect-generic.c (pass_lower_vector): Likewise.
24527 (pass_lower_vector_ssa): Likewise.
24528 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24530 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24532 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24534 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24536 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24537 logical and signext.
24539 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24542 * config/sh/predicates.md (arith_operand): Check if the operand
24543 of TRUNCATE is a REG.
24545 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24547 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24548 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24550 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24552 * tree-iterator.c (tsi_split_statement_list_after,
24553 tsi_split_statement_list_before): Remove.
24554 * tree-iterator.h: Remove the prototypes for
24555 tsi_split_statement_list_after and tsi_split_statement_list_before.
24557 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24559 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24560 * tree-ssa-propagate.h: Remove the prototype for
24561 stmt_makes_single_load.
24563 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24565 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24566 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24568 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24570 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24572 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24574 * except.c (eh_region_outer_p): Remove.
24575 * except.h: Remove the prototype for eh_region_outer_p.
24577 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24579 * function.c (current_function_assembler_name): Remove.
24580 * function.h: Remove the prototype for
24581 current_function_assembler_name.
24583 2009-04-16 Ian Lance Taylor <iant@google.com>
24585 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24586 (add_reg_note): Call alloc_reg_note.
24587 * rtl.h (alloc_reg_note): Declare.
24588 * combine.c (try_combine): Use alloc_reg_note.
24589 (recog_for_combine, move_deaths): Likewise.
24590 (distribute_notes): Use alloc_reg_note and add_reg_note.
24591 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24592 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24593 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24595 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24597 PR rtl-optimization/39762
24598 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24599 ira_may_move_out_cost): Add comments about way of their usage.
24600 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24602 * ira-conflicts.c (process_regs_for_copy): Use function
24603 ira_get_register_move_cost instead of global
24604 ira_register_move_cost.
24606 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24607 color_pass, move_spill_restore, update_curr_costs): Ditto.
24609 * ira-lives.c (process_single_reg_class_operands): Ditto.
24611 * ira-emit.c (emit_move_list): Ditto.
24613 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24614 (record_reg_classes): Ditto. Use functions
24615 ira_get_register_move_cost and ira_get_may_move_cost instead of
24616 global vars ira_register_move_cost, ira_may_move_out_cost and
24617 ira_may_move_in_cost.
24618 (record_address_regs): Don't call ira_init_register_move_cost.
24619 Use function ira_get_may_move_cost instead of global
24620 ira_may_move_in_cost.
24621 (process_bb_node_for_hard_reg_moves): Use function
24622 ira_get_register_move_cost instead of global ira_register_move_cost.
24623 (ira_costs): Don't call ira_init_register_move_cost.
24625 2009-04-16 Richard Guenther <rguenther@suse.de>
24627 * tree-cfg.c (verify_gimple_assign_binary):
24628 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24629 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24630 (create_general_new_stmt): Note that this function is broken.
24632 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24634 * common.opt (fhelp): Add Var(help_flag).
24635 * gcc-plugin.h (plugin_info): Add help.
24636 * plugin.c (plugin_name_args): Add help.
24637 (register_plugin_info): Set plugin->help.
24638 (print_help_one_plugin): New.
24639 (print_plugins_help): New.
24640 * plugin.h (print_plugins_help): New.
24641 * toplev.c (toplev_main): Call print_plugins_help if needed.
24643 2009-04-16 Richard Guenther <rguenther@suse.de>
24645 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24646 (gimple_ior_addresses_taken_1): New function.
24647 (gimple_ior_addresses_taken): Likewise.
24648 * gimple.h (struct gimple_statement_with_ops_base): Remove
24649 addresses_taken member.
24650 (gimple_ior_addresses_taken): Declare.
24651 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24652 gimple_set_addresses_taken): Remove.
24653 * ipa-reference.c (mark_address): New function.
24654 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24655 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24656 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24657 (gimple_add_to_addresses_taken): Remove.
24658 (get_tmr_operands): Call mark_address_taken.
24659 (get_asm_expr_operands): Likewise.
24660 (get_expr_operands): Likewise.
24661 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24662 (free_stmt_operands): Do not free it.
24663 * tree-ssa.c (delete_tree_ssa): Likewise.
24664 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24666 2009-04-16 Richard Guenther <rguenther@suse.de>
24668 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24669 (walk_stmt_load_store_ops): Likewise.
24670 * gimple.c (get_base_loadstore): New function.
24671 (walk_stmt_load_store_addr_ops): Likewise.
24672 (walk_stmt_load_store_ops): Likewise.
24673 * ipa-pure-const.c (check_op): Simplify.
24674 (check_load, check_store): New functions.
24675 (check_stmt): Use walk_stmt_load_store_ops.
24676 * ipa-reference.c (mark_load): Adjust signature.
24677 (mark_store): Likewise.
24678 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24680 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24682 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24683 (plugin_info): New.
24684 * opts.c (common_handle_option): Don't call print_version.
24685 * plugin.c (plugin_name_args): Add version.
24686 (register_plugin_info): New.
24687 (register_callback): Handle PLUGIN_INFO.
24688 (try_init_one_plugin): New.
24689 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24691 (finalize_one_plugin): New.
24692 (finalize_plugins): New.
24693 (print_one_plugin): New.
24694 (print_plugins_versions): New.
24695 * plugin.h (print_plugins_versions): New.
24696 (finalize_plugins): New.
24697 * toplev.c (compile_file): Don't call initialize_plugins.
24698 (print_version): Call print_plugins_versions.
24699 (toplev_main): Call initialize_plugins. Print version if needed.
24700 Call finalize_plugins.
24702 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24704 * common.opt (fversion): New.
24705 * gcc.c (print_version): New.
24706 (process_command): Don't print the version. Just set print_version.
24707 (main): Print version. Call subprocesses if print_version and
24708 verbose_flag are set.
24709 * opts.c (common_handle_option): Handle OPT_fversion.
24711 2009-04-16 Richard Guenther <rguenther@suse.de>
24712 Ira Rosen <irar@il.ibm.com>
24714 PR tree-optimization/39698
24715 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24716 type of the reduction variable. Only generate the def if
24719 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24720 make sure to first convert to an integer of the same precision.
24721 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24722 the type of the evolution correctly in computing the new
24723 induction variable base.
24725 2009-04-16 Richard Guenther <rguenther@suse.de>
24727 PR middle-end/39625
24728 * tree-cfg.c (make_blocks): Split statements with to-be
24729 abnormal SSA names on the lhs.
24731 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24733 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24734 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24735 * c-typeck.c (really_start_incremental_init): Likewise.
24736 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24737 (TARGET_INITIALIZER): Remove it.
24738 * target.h (struct target): Remove vector_opaque_p.
24739 * tree.c (build_opaque_vector_type): New.
24740 * tree.h (TYPE_VECTOR_OPAQUE): New.
24741 (build_opaque_vector_type): Declare.
24742 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24743 * config/rs6000/rs6000.c (build_opaque_vector_type,
24744 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24745 (rs6000_init_builtins): Use build_opaque_vector_type for
24746 opaque_V4SI_type_node.
24748 2009-04-15 Catherine Moore <clm@codesourcery.com>
24750 * debug.h (set_name): Declare.
24751 * dwarf2out.c (dwarf2out_set_name): Declare.
24752 (dwarf2_debug_hooks): Add set_name.
24753 (find_AT_string): New.
24754 (add_AT_string): Call find_AT_string.
24755 (dwarf2out_set_name): New.
24756 * cp/decl.c (grokdeclarator): Call set_name.
24757 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24758 * debug.c (do_nothing_debug_hooks): Likewise.
24759 * dbxout.c (dbx_debug_hooks): Likewise.
24760 * sdbout.c (sdb_debug_hooks): Likewise.
24762 2009-04-15 Michael Eager <eager@eagercon.com>
24764 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24765 reg for single-precision FPU.
24766 * config/rs6000/rs6000.md (movsi_internal1): Only for
24767 !TARGET_SINGLE_FPU.
24768 (movsi_internal1_single): New. Add pattern to move SI values to/from
24769 single-precision FP regs.
24771 2009-04-15 Richard Guenther <rguenther@suse.de>
24773 * omp-low.c (lower_rec_input_clauses): Build correct address
24775 (expand_omp_for_generic): Fix multiplication type.
24776 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24777 (generate_memset_zero): Fix types.
24778 * tree-profile.c (prepare_instrumented_value): Correctly
24781 2009-04-15 Ian Lance Taylor <iant@google.com>
24783 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24784 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24785 for -Wall and for -Wc++-compat.
24786 (c_common_post_options): For C++, set warn_enum_compare if not
24788 * c-tree.h (struct c_expr): Add field original_type.
24789 (build_external_ref): Update declaration.
24790 * c-parser.c (c_parser_braced_init): Set original_type.
24791 (c_parser_initelt): Likewise.
24792 (c_parser_expr_no_commas): Likewise.
24793 (c_parser_conditional_expression): Likewise.
24794 (c_parser_cast_expression): Likewise.
24795 (c_parser_unary_expression): Likewise. Pull setting of
24796 original_code to top of function.
24797 (c_parser_sizeof_expression): Set original_type.
24798 (c_parser_alignof_expression): Likewise.
24799 (c_parser_postfix_expression): Likewise. Pull setting of
24800 original_code to top of function.
24801 (c_parser_postfix_expression_after_paren_type): Set original_type.
24802 (c_parser_postfix_expression_after_primary): Likewise.
24803 (c_parser_expression): Likewise.
24804 * c-typeck.c (build_external_ref): Add type parameter. Change all
24806 (c_expr_sizeof_expr): Set original_type field.
24807 (parser_build_unary_op): Likewise.
24808 (parser_build_binary_op): Likewise. Optionally warn about
24809 comparisons of enums of different types.
24810 (digest_init): Set original_type field.
24811 (really_start_incremental_init): Likewise.
24812 (push_init_level, pop_init_level): Likewise.
24813 * doc/invoke.texi (Warning Options): -Wenum-compare now
24816 2009-04-15 Richard Guenther <rguenther@suse.de>
24818 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24819 out a necessary conversion.
24820 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24821 names we didn't value number.
24822 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24824 2009-04-15 Richard Guenther <rguenther@suse.de>
24826 PR tree-optimization/39764
24827 * tree-ssa-ccp.c (get_value): Canonicalize value with
24828 canonicalize_float_value.
24830 2009-04-15 Jan Hubicka <jh@suse.cz>
24832 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24833 Wrong version of patch.
24835 2009-04-15 Jan Hubicka <jh@suse.cz>
24837 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24839 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24841 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24842 our distinct integral and vector types.
24844 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24846 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24847 * init.c (build_vtbl_address): Remove call to assemble_external.
24849 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24851 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24852 output for other floating point modes.
24854 2009-04-14 Diego Novillo <dnovillo@google.com>
24856 * diagnostic.c (diagnostic_report_diagnostic): Do not
24857 warn about loaded plugins for DK_ERROR and DK_WARNING.
24858 * c-decl.c (declspecs_add_type): Move call to
24859 invoke_plugin_callbacks ...
24860 * c-parser.c (c_parser_declspecs): ... here.
24861 * plugin.c (dump_active_plugins): Tidy output.
24863 2009-04-14 Diego Novillo <dnovillo@google.com>
24864 Le-Chun Wu <lcwu@google.com>
24866 * configure.ac: Add --enable-plugin support.
24867 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24868 * Makefile.in (PLUGIN_H): Define.
24869 Export ENABLE_PLUGIN and GMPINC to site.exp.
24870 Add PLUGINLIBS to link command.
24871 Add/modify dependencies for plugin.o and files including plugin.h.
24873 * config.in: Regenerate.
24875 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24878 2009-04-14 Le-Chun Wu <lcwu@google.com>
24880 * tree-pass.h (register_one_dump_file): Add a prototype for
24881 register_one_dump_file.
24882 * toplev.c (compile_file): Call initialize_plugins.
24883 (do_compile): Call invoke_plugin_callbacks.
24884 (toplev_main): Call invoke_plugin_callbacks.
24885 * common.opt: Add -fplugin= and -fplugin-arg-.
24886 * gcc-plugin.h: New public header file for plugins to include.
24887 * plugin.c: New source file.
24888 * plugin.h: New internal header file.
24889 * passes.c (register_one_dump_file): Make it external.
24891 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24893 2009-04-14 Diego Novillo <dnovillo@google.com>
24895 * doc/plugins.texi: New.
24896 * doc/gccint.texi: Add reference to Plugins chapter.
24897 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24898 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24899 loaded plugins, if any.
24900 * timevar.def (TV_PLUGIN_INIT): Define.
24901 (TV_PLUGIN_RUN): Define.
24902 * plugin.c: Include timevar.h
24903 (plugins_active_p): New.
24904 (dump_active_plugins): New.
24905 (debug_active_plugins): New.
24907 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24909 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24911 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24913 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24915 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24916 the same as a minus without a shift.
24918 2009-04-14 Nick Clifton <nickc@redhat.com>
24920 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24921 comparisons with small integers will always produce a short
24924 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24927 2008-12-19 Diego Novillo <dnovillo@google.com>
24929 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24931 2009-04-14 Richard Guenther <rguenther@suse.de>
24933 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24935 (verify_gimple_assign_binary): Likewise. Handle shifts and
24937 (verify_gimple_phi): Print the mismatched argument position.
24938 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24940 (vect_update_init_of_dr): Likewise.
24941 * matrix-reorg.c (transform_access_sites): Do what the
24943 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24945 2009-04-13 Michael Eager <eager@eagercon.com>
24947 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24948 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24949 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24950 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24951 remove duplicate config
24953 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24955 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24956 file_name:line_number type locator of the call site.
24958 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24960 * genautomata.c: Put blank after comma.
24961 (automaton_decls): New.
24962 (struct unit_usage): Add comments to member next.
24963 (store_alt_unit_usage): Keep the list ordered.
24964 (unit_present_on_list_p, equal_alternatives_p): New.
24965 (check_regexp_units_distribution): Check units distribution
24966 correctness correctly.
24967 (main): Don't write automata if error is found. Return correct
24970 * config/m68k/cf.md (cfv4_ds): Remove.
24971 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24972 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24974 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24975 power4-load-ext, power4-store, power4-store-update,
24976 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24977 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24978 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24979 power4-sqrt, power4-isync): Modify reservation to make correct
24980 unit distribution to automata.
24982 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24983 power5-store-update, power5-two, power5-three, power5-lmul,
24984 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24986 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24988 * except.c (pass_set_nothrow_function_flags): Set name and add
24990 (set_nothrow_function_flags): Mention in the dump file when
24991 changing a function to nothrow.
24993 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24996 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24997 instead of unsigned long.
24999 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25001 * config/arm/arm.c (return_used_this_function): Remove.
25002 (arm_output_function_prologue): Remove use of
25003 return_used_this_function.
25004 (output_return_instruction): Replace use of
25005 return_used_this_function
25006 by cfun->machine->return_used_this_function.
25007 (arm_output_epilogue): Likewise.
25008 (arm_output_function_epilogue): Likewise.
25009 (thumb_unexpanded_epilogue): Likewise.
25010 * config/arm/arm.h (struct machine_function):
25011 New member return_used_this_function.
25013 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25015 * doc/install.texi: Correct description of default directory for
25016 --with-gxx-include-dir.
25018 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25020 * fold-const.c (build_range_check): Properly deal with enumeral and
25021 boolean base types.
25023 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25025 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25026 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25027 * params.h (MAX_GCSE_PASSES): Remove.
25028 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25029 in sequence. Remove ability to run multiple passes.
25030 (bypass_jumps): Report run as third CPROP pass.
25032 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25034 PR middle-end/39651
25035 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25036 when deciding whether the whole SEQUENCE can throw.
25038 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25041 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25042 offseted label references.
25044 2009-04-11 Jan Hubicka <jh@suse.cz>
25046 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25048 2009-04-11 Richard Guenther <rguenther@suse.de>
25050 PR middle-end/39732
25051 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25052 return variables as TREE_ADDRESSABLE.
25054 2009-04-11 Richard Guenther <rguenther@suse.de>
25056 PR tree-optimization/39713
25057 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25058 reference trees have SSA_NAME operands.
25060 2009-04-11 Richard Guenther <rguenther@suse.de>
25063 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25064 address expressions.
25066 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25068 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25069 match changes in Cygwin 1.7
25070 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25071 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25073 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25075 PR tree-optimization/39701
25076 * doc/invoke.texi (Optimization Options): Document change in
25077 meaning and initialization of -fdelete-null-pointer-checks.
25079 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25081 PR middle-end/39701
25082 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25084 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25087 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25089 2009-04-10 Chao-ying Fu <fu@mips.com>
25091 * doc/tm.texi (Instruction Output): Document
25092 TARGET_ASM_FINAL_POSTSCAN_INSN.
25093 * target.h (final_postscan_insn): New field in asm_out.
25094 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25095 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25096 * final.c (final_scan_insn): Call
25097 targetm.asm_out.final_postscan_insn after outputting
25098 an asm macro and a normal instruction.
25100 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25101 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25102 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25103 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25104 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25106 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25108 PR middle-end/39701
25109 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25110 variables as non-NULL even with -fdelete-null-pointer-checks.
25112 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25114 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25116 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25119 * config/i386/i386.c (classify_argument): Handle SCmode with
25120 (bit_offset % 64) != 0.
25122 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25124 * doc/invoke.texi (Optimize Options): Add cross-reference to
25125 -Q --help=optimizers examples.
25127 2009-04-10 Ben Elliston <bje@au.ibm.com>
25130 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25131 regalign for the reg == fpr and TDmode case.
25133 2009-04-09 David Ayers <ayers@fsfe.org>
25136 * objc/objc-act.c (warn_with_method): Remove helper function.
25137 (check_duplicates): Call warning and inform directly.
25138 (really_start_method): Likewise.
25140 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25142 * expmed.c (expand_divmod): Always use a comparison for a division
25143 by a large unsigned integer.
25145 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25146 for things others than variables or functions as nonzero.
25148 2009-04-09 Nick Clifton <nickc@redhat.com>
25150 * unwind-compat.c: Change copyright header to refer to version
25151 3 of the GNU General Public License with version 3.1 of the
25152 GCC Runtime Library Exception and to point readers at the
25153 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25154 * config/alpha/crtfastmath.c: Likewise.
25155 * config/alpha/linux-unwind.h: Likewise.
25156 * config/alpha/qrnnd.asm: Likewise.
25157 * config/alpha/vms-crt0-64.c: Likewise.
25158 * config/alpha/vms-crt0.c: Likewise.
25159 * config/alpha/vms-dwarf2.asm: Likewise.
25160 * config/alpha/vms-dwarf2eh.asm: Likewise.
25161 * config/alpha/vms-psxcrt0-64.c: Likewise.
25162 * config/alpha/vms-psxcrt0.c: Likewise.
25163 * config/alpha/vms_tramp.asm: Likewise.
25164 * config/arc/initfini.c: Likewise.
25165 * config/arc/lib1funcs.asm: Likewise.
25166 * config/arm/bpabi-v6m.S: Likewise.
25167 * config/arm/bpabi.S: Likewise.
25168 * config/arm/bpabi.c: Likewise.
25169 * config/arm/crti.asm: Likewise.
25170 * config/arm/crtn.asm: Likewise.
25171 * config/arm/ieee754-df.S: Likewise.
25172 * config/arm/ieee754-sf.S: Likewise.
25173 * config/arm/lib1funcs.asm: Likewise.
25174 * config/arm/libunwind.S: Likewise.
25175 * config/arm/linux-atomic.c: Likewise.
25176 * config/arm/mmintrin.h: Likewise.
25177 * config/arm/pr-support.c: Likewise.
25178 * config/arm/unaligned-funcs.c: Likewise.
25179 * config/arm/unwind-arm.c: Likewise.
25180 * config/arm/unwind-arm.h: Likewise.
25181 * config/avr/libgcc.S: Likewise.
25182 * config/bfin/crti.s: Likewise.
25183 * config/bfin/crtlibid.s: Likewise.
25184 * config/bfin/crtn.s: Likewise.
25185 * config/bfin/lib1funcs.asm: Likewise.
25186 * config/bfin/linux-unwind.h: Likewise.
25187 * config/cris/arit.c: Likewise.
25188 * config/cris/cris_abi_symbol.c: Likewise.
25189 * config/darwin-64.c: Likewise.
25190 * config/darwin-crt2.c: Likewise.
25191 * config/darwin-crt3.c: Likewise.
25192 * config/darwin.h: Likewise.
25193 * config/dbxelf.h: Likewise.
25194 * config/dfp-bit.c: Likewise.
25195 * config/dfp-bit.h: Likewise.
25196 * config/elfos.h: Likewise.
25197 * config/fixed-bit.c: Likewise.
25198 * config/fixed-bit.h: Likewise.
25199 * config/fp-bit.c: Likewise.
25200 * config/fp-bit.h: Likewise.
25201 * config/fr30/crti.asm: Likewise.
25202 * config/fr30/crtn.asm: Likewise.
25203 * config/fr30/lib1funcs.asm: Likewise.
25204 * config/freebsd-spec.h: Likewise.
25205 * config/frv/cmovd.c: Likewise.
25206 * config/frv/cmovh.c: Likewise.
25207 * config/frv/cmovw.c: Likewise.
25208 * config/frv/frvbegin.c: Likewise.
25209 * config/frv/frvend.c: Likewise.
25210 * config/frv/lib1funcs.asm: Likewise.
25211 * config/glibc-stdint.h: Likewise.
25212 * config/h8300/clzhi2.c: Likewise.
25213 * config/h8300/crti.asm: Likewise.
25214 * config/h8300/crtn.asm: Likewise.
25215 * config/h8300/ctzhi2.c: Likewise.
25216 * config/h8300/fixunssfsi.c: Likewise.
25217 * config/h8300/lib1funcs.asm: Likewise.
25218 * config/h8300/parityhi2.c: Likewise.
25219 * config/h8300/popcounthi2.c: Likewise.
25220 * config/i386/ammintrin.h: Likewise.
25221 * config/i386/att.h: Likewise.
25222 * config/i386/avxintrin.h: Likewise.
25223 * config/i386/biarch64.h: Likewise.
25224 * config/i386/bmmintrin.h: Likewise.
25225 * config/i386/cpuid.h: Likewise.
25226 * config/i386/cross-stdarg.h: Likewise.
25227 * config/i386/crtfastmath.c: Likewise.
25228 * config/i386/crtprec.c: Likewise.
25229 * config/i386/cygming-crtbegin.c: Likewise.
25230 * config/i386/cygming-crtend.c: Likewise.
25231 * config/i386/cygwin.asm: Likewise.
25232 * config/i386/emmintrin.h: Likewise.
25233 * config/i386/gmm_malloc.h: Likewise.
25234 * config/i386/gthr-win32.c: Likewise.
25235 * config/i386/i386.h: Likewise.
25236 * config/i386/immintrin.h: Likewise.
25237 * config/i386/linux-unwind.h: Likewise.
25238 * config/i386/linux64.h: Likewise.
25239 * config/i386/mm3dnow.h: Likewise.
25240 * config/i386/mmintrin-common.h: Likewise.
25241 * config/i386/mmintrin.h: Likewise.
25242 * config/i386/nmmintrin.h: Likewise.
25243 * config/i386/pmm_malloc.h: Likewise.
25244 * config/i386/pmmintrin.h: Likewise.
25245 * config/i386/smmintrin.h: Likewise.
25246 * config/i386/sol2-c1.asm: Likewise.
25247 * config/i386/sol2-ci.asm: Likewise.
25248 * config/i386/sol2-cn.asm: Likewise.
25249 * config/i386/sol2-gc1.asm: Likewise.
25250 * config/i386/tmmintrin.h: Likewise.
25251 * config/i386/unix.h: Likewise.
25252 * config/i386/w32-unwind.h: Likewise.
25253 * config/i386/wmmintrin.h: Likewise.
25254 * config/i386/x86-64.h: Likewise.
25255 * config/i386/x86intrin.h: Likewise.
25256 * config/i386/xmmintrin.h: Likewise.
25257 * config/ia64/crtbegin.asm: Likewise.
25258 * config/ia64/crtend.asm: Likewise.
25259 * config/ia64/crtfastmath.c: Likewise.
25260 * config/ia64/crti.asm: Likewise.
25261 * config/ia64/crtn.asm: Likewise.
25262 * config/ia64/fde-glibc.c: Likewise.
25263 * config/ia64/lib1funcs.asm: Likewise.
25264 * config/ia64/linux-unwind.h: Likewise.
25265 * config/ia64/quadlib.c: Likewise.
25266 * config/ia64/unwind-ia64.c: Likewise.
25267 * config/linux.h: Likewise.
25268 * config/m32c/m32c-lib1.S: Likewise.
25269 * config/m32c/m32c-lib2-trapv.c: Likewise.
25270 * config/m32c/m32c-lib2.c: Likewise.
25271 * config/m32r/initfini.c: Likewise.
25272 * config/m68hc11/larith.asm: Likewise.
25273 * config/m68hc11/m68hc11-crt0.S: Likewise.
25274 * config/m68k/cf.md: Likewise.
25275 * config/m68k/crti.s: Likewise.
25276 * config/m68k/crtn.s: Likewise.
25277 * config/m68k/lb1sf68.asm: Likewise.
25278 * config/m68k/linux-unwind.h: Likewise.
25279 * config/mcore/crti.asm: Likewise.
25280 * config/mcore/crtn.asm: Likewise.
25281 * config/mcore/lib1.asm: Likewise.
25282 * config/mips/linux-unwind.h: Likewise.
25283 * config/mips/loongson.h: Likewise.
25284 * config/mips/mips16.S: Likewise.
25285 * config/mmix/crti.asm: Likewise.
25286 * config/mmix/crtn.asm: Likewise.
25287 * config/pa/fptr.c: Likewise.
25288 * config/pa/hpux-unwind.h: Likewise.
25289 * config/pa/lib2funcs.asm: Likewise.
25290 * config/pa/linux-atomic.c: Likewise.
25291 * config/pa/linux-unwind.h: Likewise.
25292 * config/pa/milli64.S: Likewise.
25293 * config/pa/quadlib.c: Likewise.
25294 * config/pa/stublib.c: Likewise.
25295 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25296 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25297 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25298 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25299 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25300 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25301 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25302 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25303 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25304 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25305 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25306 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25307 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25308 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25309 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25310 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25311 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25312 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25313 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25314 * config/rs6000/750cl.h: Likewise.
25315 * config/rs6000/altivec.h: Likewise.
25316 * config/rs6000/biarch64.h: Likewise.
25317 * config/rs6000/crtresfpr.asm: Likewise.
25318 * config/rs6000/crtresgpr.asm: Likewise.
25319 * config/rs6000/crtresxfpr.asm: Likewise.
25320 * config/rs6000/crtresxgpr.asm: Likewise.
25321 * config/rs6000/crtsavfpr.asm: Likewise.
25322 * config/rs6000/crtsavgpr.asm: Likewise.
25323 * config/rs6000/darwin-asm.h: Likewise.
25324 * config/rs6000/darwin-fallback.c: Likewise.
25325 * config/rs6000/darwin-fpsave.asm: Likewise.
25326 * config/rs6000/darwin-ldouble.c: Likewise.
25327 * config/rs6000/darwin-tramp.asm: Likewise.
25328 * config/rs6000/darwin-unwind.h: Likewise.
25329 * config/rs6000/darwin-vecsave.asm: Likewise.
25330 * config/rs6000/darwin-world.asm: Likewise.
25331 * config/rs6000/e500crtres32gpr.asm: Likewise.
25332 * config/rs6000/e500crtres64gpr.asm: Likewise.
25333 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25334 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25335 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25336 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25337 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25338 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25339 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25340 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25341 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25342 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25343 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25344 * config/rs6000/eabi-ci.asm: Likewise.
25345 * config/rs6000/eabi-cn.asm: Likewise.
25346 * config/rs6000/eabi.asm: Likewise.
25347 * config/rs6000/linux-unwind.h: Likewise.
25348 * config/rs6000/linux64.h: Likewise.
25349 * config/rs6000/paired.h: Likewise.
25350 * config/rs6000/paired.md: Likewise.
25351 * config/rs6000/ppc64-fp.c: Likewise.
25352 * config/rs6000/ppu_intrinsics.h: Likewise.
25353 * config/rs6000/rs6000.h: Likewise.
25354 * config/rs6000/si2vmx.h: Likewise.
25355 * config/rs6000/sol-ci.asm: Likewise.
25356 * config/rs6000/sol-cn.asm: Likewise.
25357 * config/rs6000/spe.h: Likewise.
25358 * config/rs6000/spu2vmx.h: Likewise.
25359 * config/rs6000/sysv4.h: Likewise.
25360 * config/rs6000/tramp.asm: Likewise.
25361 * config/rs6000/vec_types.h: Likewise.
25362 * config/s390/linux-unwind.h: Likewise.
25363 * config/s390/tpf-unwind.h: Likewise.
25364 * config/score/crti.asm: Likewise.
25365 * config/score/crtn.asm: Likewise.
25366 * config/sh/crt1.asm: Likewise.
25367 * config/sh/crti.asm: Likewise.
25368 * config/sh/crtn.asm: Likewise.
25369 * config/sh/divtab-sh4-300.c: Likewise.
25370 * config/sh/divtab-sh4.c: Likewise.
25371 * config/sh/divtab.c: Likewise.
25372 * config/sh/lib1funcs-4-300.asm: Likewise.
25373 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25374 * config/sh/lib1funcs.asm: Likewise.
25375 * config/sh/lib1funcs.h: Likewise.
25376 * config/sh/linux-atomic.asm: Likewise.
25377 * config/sh/linux-unwind.h: Likewise.
25378 * config/sh/shmedia.h: Likewise.
25379 * config/sh/sshmedia.h: Likewise.
25380 * config/sh/ushmedia.h: Likewise.
25381 * config/sparc/crtfastmath.c: Likewise.
25382 * config/sparc/linux-unwind.h: Likewise.
25383 * config/sparc/sol2-c1.asm: Likewise.
25384 * config/sparc/sol2-ci.asm: Likewise.
25385 * config/sparc/sol2-cn.asm: Likewise.
25386 * config/spu/divmodti4.c: Likewise.
25387 * config/spu/divv2df3.c: Likewise.
25388 * config/spu/float_disf.c: Likewise.
25389 * config/spu/float_unsdidf.c: Likewise.
25390 * config/spu/float_unsdisf.c: Likewise.
25391 * config/spu/float_unssidf.c: Likewise.
25392 * config/spu/mfc_multi_tag_release.c: Likewise.
25393 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25394 * config/spu/mfc_tag_release.c: Likewise.
25395 * config/spu/mfc_tag_reserve.c: Likewise.
25396 * config/spu/mfc_tag_table.c: Likewise.
25397 * config/spu/multi3.c: Likewise.
25398 * config/spu/spu_internals.h: Likewise.
25399 * config/spu/spu_intrinsics.h: Likewise.
25400 * config/spu/spu_mfcio.h: Likewise.
25401 * config/spu/vec_types.h: Likewise.
25402 * config/spu/vmx2spu.h: Likewise.
25403 * config/stormy16/stormy16-lib2.c: Likewise.
25404 * config/svr4.h: Likewise.
25405 * config/sync.c: Likewise.
25406 * config/v850/lib1funcs.asm: Likewise.
25407 * config/vxlib-tls.c: Likewise.
25408 * config/vxlib.c: Likewise.
25409 * config/vxworks-dummy.h: Likewise.
25410 * config/xtensa/crti.asm: Likewise.
25411 * config/xtensa/crtn.asm: Likewise.
25412 * config/xtensa/ieee754-df.S: Likewise.
25413 * config/xtensa/ieee754-sf.S: Likewise.
25414 * config/xtensa/lib1funcs.asm: Likewise.
25415 * config/xtensa/lib2funcs.S: Likewise.
25416 * config/xtensa/linux-unwind.h: Likewise.
25417 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25418 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25419 * coretypes.h: Likewise.
25420 * crtstuff.c: Likewise.
25421 * defaults.h: Likewise.
25422 * dwarf2.h: Likewise.
25423 * emutls.c: Likewise.
25424 * gbl-ctors.h: Likewise.
25425 * gcov-io.h: Likewise.
25426 * ginclude/float.h: Likewise.
25427 * ginclude/iso646.h: Likewise.
25428 * ginclude/stdarg.h: Likewise.
25429 * ginclude/stdbool.h: Likewise.
25430 * ginclude/stddef.h: Likewise.
25431 * ginclude/stdfix.h: Likewise.
25432 * ginclude/stdint-gcc.h: Likewise.
25433 * ginclude/tgmath.h: Likewise.
25434 * gthr-aix.h: Likewise.
25435 * gthr-dce.h: Likewise.
25436 * gthr-gnat.c: Likewise.
25437 * gthr-gnat.h: Likewise.
25438 * gthr-lynx.h: Likewise.
25439 * gthr-mipssde.h: Likewise.
25440 * gthr-nks.h: Likewise.
25441 * gthr-posix.c: Likewise.
25442 * gthr-posix.h: Likewise.
25443 * gthr-posix95.h: Likewise.
25444 * gthr-rtems.h: Likewise.
25445 * gthr-single.h: Likewise.
25446 * gthr-solaris.h: Likewise.
25447 * gthr-tpf.h: Likewise.
25448 * gthr-vxworks.h: Likewise.
25449 * gthr-win32.h: Likewise.
25450 * gthr.h: Likewise.
25451 * libgcc2.c: Likewise.
25452 * libgcc2.h: Likewise.
25453 * libgcov.c: Likewise.
25454 * tsystem.h: Likewise.
25455 * typeclass.h: Likewise.
25456 * unwind-c.c: Likewise.
25457 * unwind-compat.h: Likewise.
25458 * unwind-dw2-fde-compat.c: Likewise.
25459 * unwind-dw2-fde-darwin.c: Likewise.
25460 * unwind-dw2-fde-glibc.c: Likewise.
25461 * unwind-dw2-fde.c: Likewise.
25462 * unwind-dw2-fde.h: Likewise.
25463 * unwind-dw2.c: Likewise.
25464 * unwind-dw2.h: Likewise.
25465 * unwind-generic.h: Likewise.
25466 * unwind-pe.h: Likewise.
25467 * unwind-sjlj.c: Likewise.
25468 * unwind.inc: Likewise.
25469 * config/arm/neon-gen.ml: Change generated copyright header to
25470 refer to version 3 of the GNU General Public License with
25471 version 3.1 of the GCC Runtime Library Exception and to point
25472 readers at the COPYING3 and COPYING3.RUNTIME files and the
25473 FSF's license web page.
25474 * config/arm/arm_neon.h: Regenerate.
25476 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25478 * config/cris/cris.md: Change copyright header to refer to version
25479 3 of the GNU General Public License.
25480 * doc/install.texi2html: Change copyright header to refer to version
25481 3 of the GNU General Public License and to point readers at the
25482 COPYING3 file and the FSF's license web page.
25483 * config/vax/linux.h: Likewise.
25485 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25487 * config/i386/i386.md (cmpcc): New.
25488 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25489 (sync_compare_and_swap_cc*): Delete.
25491 * config/s390/s390.c (s390_compare_emitted): Remove.
25492 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25493 s390_compare_emitted used to be handled. Assert that modes match.
25494 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25495 refer to sync_compare_and_swap_ccsi.
25496 * config/s390/s390.h (s390_compare_emitted): Remove.
25497 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25498 instead of s390_compare_emitted.
25499 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25500 instead of s390_compare_emitted.
25501 * config/s390/s390.md (cmpcc): New.
25502 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25503 CC_REGNUM, do not pretend it's set.
25504 (sync_compare_and_swap_cc*): Delete.
25505 * config/s390/predicates.md (cc_reg_operand): New.
25507 * expr.c (sync_compare_and_swap_cc): Delete.
25508 * optabs.h (sync_compare_and_swap_cc): Delete.
25509 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25510 is being used with can_compare_p.
25511 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25512 (find_cc_set): New.
25513 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25514 look for a MODE_CC set instead. Use emit_store_flag.
25515 (expand_compare_and_swap_loop): Likewise, with some additional
25516 complication to avoid a force_reg when useless. Use
25517 emit_cmp_and_jump_insns.
25518 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25519 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25520 sync_compare_and_swap documentation.
25522 2009-04-09 Jan Hubicka <jh@suse.cz>
25524 * except.c (find_prev_try): Break out from ....
25525 (duplicate_eh_regions): ... here; properly update prev_try pointers
25526 when duplication part of tree.
25527 (dump_eh_tree): Improve dumping.
25528 (verify_eh_region): New.
25529 (verify_eh_tree): Use it.
25531 2009-04-06 Richard Guenther <rguenther@suse.de>
25533 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25534 &ARRAY addresses by adjusting their types and prepending
25536 * tree-cfg.c (verify_gimple_assign_single): Verify that
25537 addresses are correct.
25539 2009-04-09 Richard Guenther <rguenther@suse.de>
25541 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25542 indices into an array reference if possible.
25543 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25544 Fold POINTER_PLUS_EXPR statements with invariant address.
25546 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25549 * config.gcc (powerpc64-*-linux*): Always build biarch.
25551 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25554 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25555 it and pedwarn if this results in an INTEGER_CST.
25557 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25559 * doc/install.texi: Update minimum GMP version. Remove obsolete
25560 text in MPFR section.
25562 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25564 * dwarf2out.c (class_scope_p): New static inline.
25565 (class_or_namespace_scope_p): Use it.
25566 (gen_variable_die): Use DW_TAG_member tag for static data member
25567 declarations instead of DW_TAG_variable.
25569 PR middle-end/39573
25570 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25573 2009-04-08 Richard Guenther <rguenther@suse.de>
25575 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25576 valueize random data.
25578 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25580 * config.gcc (aix tm_file): Add aix-stdint.h.
25581 (aix tm clause use_gcc_stdint): Set to wrap.
25582 * config/rs6000/aix-stdint.h: New file.
25584 2009-04-08 Richard Guenther <rguenther@suse.de>
25586 PR middle-end/36291
25587 * tree-dfa.c (add_referenced_var): Do not recurse into
25588 global initializers.
25589 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25591 (fold_const_aggregate_ref): Likewise.
25593 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25595 * recog.c (ordered_comparison_operator): New.
25596 * gensupport.c (std_preds): Add it.
25597 * doc/md.texi (Machine-Independent Predicates): Document it.
25599 2009-04-08 Jan Hubicka <jh@suse.cz>
25601 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25602 * function.h (rtl_eh): Remove exception_handler_label_map.
25603 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25604 remove_exception_handler_label, for_each_eh_label_1): Remove.
25605 (rtl_remove_unreachable_regions): Remove.
25606 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25607 (find_exception_handler_labels): Don't build the hashtable.
25608 (maybe_remove_eh_handler): Remove.
25609 (for_each_eh_label): Rewrite to walk the tree.
25610 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25611 * except.h (maybe_remove_eh_handler): Remove.
25612 * passes.c (init_optimization_passes): Schedule second EH cleanup
25614 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25615 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25617 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25619 * genoutput.c (validate_optab_operands): New.
25620 (gen_insn, gen_expand): Call it.
25622 * genflags.c (gen_insn): Detect misused iterators.
25623 (main): Pass line_no to gen_insn, exit with status 1 on error.
25625 * genextract.c (line_no): Make global.
25626 (VEC_safe_set_locstr): Change assertion to error message.
25627 (main): Exit with status 1 on error.
25629 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25633 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25634 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25635 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25636 * c-convert.c (convert): Do not call fold on results of conversion
25637 functions when the result is a C_MAYBE_CONST_EXPR.
25638 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25639 of __builtin_choose_expr.
25640 * c-typeck.c (remove_c_maybe_const_expr): New.
25641 (build_unary_op, build_conditional_expr, build_compound_expr,
25642 build_binary_op, c_objc_common_truthvalue_conversion): Call
25643 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25646 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25648 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25649 CODE to produce a new one. Add a prototype to use fold_convert_const
25651 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25654 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25655 mix declarations and code.
25657 2009-04-08 Ben Elliston <bje@au.ibm.com>
25659 * gcc.c: Replace `CC' with `GCC' throughout.
25661 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25663 * doc/invoke.texi: Document Atom support.
25665 2009-04-07 Jason Merrill <jason@redhat.com>
25668 * c-common.h, c-common.c: Add flag_pretty_templates.
25669 * c-opts.c (c_common_handle_option): Set it.
25670 * c.opt: Add -fno-pretty-templates.
25671 * doc/invoke.texi (C++ Dialect Options): Likewise.
25673 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25675 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25676 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25677 (ia64_expand_builtin): Likewise.
25679 2009-04-07 Martin Jambor <mjambor@suse.cz>
25681 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25682 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25683 ADDR_EXPRS are include too.
25685 2009-04-07 Richard Guenther <rguenther@suse.de>
25687 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25688 decls are only used if passes as parameters or if they are
25689 local statics and the call is not to a builtin.
25690 (call_may_clobber_ref_p_1): Likewise.
25692 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25694 * expr.c (do_store_flag): Remove last argument. Simplify code
25695 to avoid duplication of tests already done by can_compare_p.
25696 (expand_expr_real_1): Adjust caller.
25698 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25700 * optabs.c (can_compare_p): Test the predicate of a
25701 cbranch and cstore pattern.
25703 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25705 * expr.c (convert_move): Use emit_store_flag instead of
25708 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25710 * config/i386/i386.c (ix86_compare_emitted): Remove.
25711 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25712 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25713 * config/i386/i386.h (ix86_compare_emitted): Remove.
25714 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25715 instead of ix86_compare_emitted.
25716 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25718 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25720 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25721 Add t-sysroot-suffix to tmake_file.
25722 * config/print-sysroot-suffix.sh: New file.
25723 * config/t-sysroot-suffix: New file.
25725 2009-04-07 Ben Elliston <bje@au.ibm.com>
25727 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25728 as the latter produces a warning when the target does not support
25731 2009-04-07 Ben Elliston <bje@au.ibm.com>
25733 * dfp.c: Replace type punning assignments with memcpy throughout.
25734 * Makefile.in (dfp.o-warn): Remove.
25736 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25739 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25740 Include soft-fp/t-softfp after rs6000/t-linux64.
25742 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25744 * stor-layout.c (set_sizetype): Use the full precision of their
25745 machine mode for bitsize types.
25747 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25749 * config/i386/i386.md: Revert 2 accidental checkins.
25751 2009-04-06 Joey Ye <joey.ye@intel.com>
25752 Xuepeng Guo <xuepeng.guo@intel.com>
25753 H.J. Lu <hongjiu.lu@intel.com>
25755 Atom pipeline model, tuning and insn selection.
25756 * config.gcc (atom): Add atom config options and target.
25758 * config/i386/atom.md: New.
25760 * config/i386/i386.c (atom_cost): New cost.
25761 (m_ATOM): New macro flag.
25762 (initial_ix86_tune_features): Set m_ATOM.
25763 (x86_accumulate_outgoing_args): Likewise.
25764 (x86_arch_always_fancy_math_387): Likewise.
25765 (processor_target): Add Atom cost.
25766 (cpu_names): Add Atom cpu name.
25767 (override_options): Set Atom ISA.
25768 (ix86_issue_rate): New case PROCESSOR_ATOM.
25769 (ix86_adjust_cost): Likewise.
25771 * config/i386/i386.h (TARGET_ATOM): New target macro.
25772 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25773 (TARGET_OPT_AGU): New target option.
25774 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25775 (processor_type): Add PROCESSOR_ATOM.
25777 * config/i386/i386.md (cpu): Add new value "atom".
25778 (use_carry, movu): New attr.
25779 (atom.md): Include atom.md.
25780 (adddi3_carry_rex64): Set attr "use_carry".
25781 (addqi3_carry): Likewise.
25782 (addhi3_carry): Likewise.
25783 (addsi3_carry): Likewise.
25784 (*addsi3_carry_zext): Likewise.
25785 (subdi3_carry_rex64): Likewise.
25786 (subqi3_carry): Likewise.
25787 (subhi3_carry): Likewise.
25788 (subsi3_carry): Likewise.
25789 (x86_movdicc_0_m1_rex64): Likewise.
25790 (*x86_movdicc_0_m1_se): Likewise.
25791 (x86_movsicc_0_m1): Likewise.
25792 (*x86_movsicc_0_m1_se): Likewise.
25793 (*adddi_1_rex64): Emit add insn as much as possible.
25794 (*addsi_1): Likewise.
25795 (return_internal): Set atom_unit.
25796 (return_internal_long): Likewise.
25797 (return_pop_internal): Likewise.
25798 (*rcpsf2_sse): Set atom_sse_attr attr.
25799 (*qrt<mode>2_sse): Likewise.
25800 (*prefetch_sse): Likewise.
25802 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25804 (ix86_target_macros_internal): Likewise.
25806 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25807 (*prefetch_sse_rex): Likewise.
25808 (sse_rcpv4sf2): Likewise.
25809 (sse_vmrcpv4sf2): Likewise.
25810 (sse_sqrtv4sf2): Likewise.
25811 (<sse>_vmsqrt<mode>2): Likewise.
25812 (sse_ldmxcsr): Likewise.
25813 (sse_stmxcsr): Likewise.
25814 (*sse_sfence): Likewise.
25815 (sse2_clflush): Likewise.
25816 (*sse2_mfence): Likewise.
25817 (*sse2_lfence): Likewise.
25818 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25819 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25820 (avx_movdqu<avxmodesuffix>): Likewise.
25821 (avx_lddqu<avxmodesuffix>): Likewise.
25822 (sse2_movntv2di): Change attr "type" to "ssemov".
25823 (sse2_movntsi): Likewise.
25824 (rsqrtv8sf2): Change attr "type" to "sseadd".
25825 (sse3_addsubv2df3): Set attr "atom_unit".
25826 (sse3_h<plusminus_insn>v4sf3): Likewise.
25827 (*sse2_pmaddwd): Likewise.
25828 (*vec_extractv2di_1_rex64): Likewise.
25829 (*vec_extractv2di_1_avx): Likewise.
25830 (sse2_psadbw): Likewise.
25831 (ssse3_phaddwv8hi3): Likewise.
25832 (ssse3_phaddwv4hi3): Likewise.
25833 (ssse3_phadddv4si3): Likewise.
25834 (ssse3_phadddv2si3): Likewise.
25835 (ssse3_phaddswv8hi3): Likewise.
25836 (ssse3_phaddswv4hi3): Likewise.
25837 (ssse3_phsubwv8hi3): Likewise.
25838 (ssse3_phsubwv4hi3): Likewise.
25839 (ssse3_phsubdv4si3): Likewise.
25840 (ssse3_phsubdv2si3): Likewise.
25841 (ssse3_phsubswv8hi3): Likewise.
25842 (ssse3_phsubswv4hi3): Likewise.
25843 (ssse3_pmaddubsw128): Likewise.
25844 (sse3_pmaddubsw: Likewise.
25845 (ssse3_palignrti): Likewise.
25846 (ssse3_palignrdi): Likewise.
25848 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25850 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25852 2009-04-06 Richard Guenther <rguenther@suse.de>
25854 PR tree-optimization/28868
25855 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25856 of which PHI results we inserted.
25857 (insert_into_preds_of_block): Record inserted PHIs.
25858 (eliminate): Eliminate redundant PHI nodes.
25859 (init_pre): Init inserted_phi_names.
25861 2009-04-06 Richard Guenther <rguenther@suse.de>
25863 PR tree-optimization/39643
25864 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25865 IMAGPART_EXPRs of complex constants.
25866 (execute_fold_all_builtins): If we folded a call queue
25867 TODO_update_address_taken.
25869 2009-04-06 Jan Hubicka <jh@suse.cz>
25871 PR middle-end/39659
25872 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25875 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25877 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25879 (ic_invalidate_array): Likewise.
25881 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25883 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25884 alignment for library calls.
25886 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25888 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25889 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25890 * config/i386/mingw-stdint.h: New file.
25892 2009-04-05 Richard Guenther <rguenther@suse.de>
25894 PR tree-optimization/39648
25895 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25896 our &A vs. &A[0] IL deficiencies.
25898 2009-04-04 Jan Hubicka <jh@suse.cz>
25900 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25901 removed toplevel regions.
25902 (sjlj_mark_call_sites): Likewise.
25904 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25906 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25907 (cygwin tm clause use_gcc_stdint): Set to wrap.
25908 * config/i386/cygwin-stdint.h: New file.
25910 2009-04-04 Richard Guenther <rguenther@suse.de>
25912 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25913 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25914 single-argument PHIs if we are in loop-closed SSA form.
25915 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25916 for the pre-condition.
25917 (slpeel_tree_peel_loop_to_edge): Likewise.
25918 (vect_build_loop_niters): Take an optional sequence to append stmts.
25919 (vect_generate_tmps_on_preheader): Likewise.
25920 (vect_do_peeling_for_loop_bound): Take extra guards for the
25922 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25923 the cost model check.
25924 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25925 guards if we are going to peel. Do not apply versioning in that case.
25926 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25927 (vect_do_peeling_for_loop_bound): Likewise.
25928 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25929 loop bound only record extra pre-conditions, do not apply loop
25932 2009-04-04 Richard Guenther <rguenther@suse.de>
25934 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25937 2009-04-04 Jan Hubicka <jh@suse.cz>
25939 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25940 last_basic_block for size of bb->index indexed array.
25941 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25942 compute_out, link_btr_uses, build_btr_def_use_webs,
25943 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25945 2009-04-04 Jan Hubicka <jh@suse.cz>
25947 * except.c (remove_eh_handler_and_replace): Break out from ...
25948 (remove_eh_handler): ... here.
25949 (bring_to_root): New function.
25950 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25951 handled ones, bring others to root of tree.
25953 2009-04-04 Jan Hubicka <jh@suse.cz>
25955 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25956 (all_phis_safe_to_merge): New function.
25957 (update_info): New structure.
25958 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25959 (cleanup_empty_eh): Update SSA if possible.
25961 2009-04-04 Richard Guenther <rguenther@suse.de>
25963 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25964 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25965 (append_vuse): Likewise.
25967 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25969 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25970 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25971 instead of REG_UNSAVED for DW_CFA_undefined.
25972 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25973 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25976 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25979 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25981 2009-04-04 Richard Guenther <rguenther@suse.de>
25983 PR tree-optimization/8781
25984 PR tree-optimization/37892
25985 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25986 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25987 (valueize_refs): Call it for *& valueizations.
25988 (shared_reference_ops_from_ref): Rename to ...
25989 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25990 (shared_reference_ops_from_call): Rename to ...
25991 (valueize_shared_reference_ops_from_call): ... this and valueize.
25992 (vn_reference_lookup): Update.
25993 (visit_reference_op_call): Likewise.
25994 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25995 (eliminate): Value-replace the call address in call statements.
25997 2009-04-04 Richard Guenther <rguenther@suse.de>
25999 PR tree-optimization/39636
26000 * tree-ssa-forwprop.c
26001 (forward_propagate_addr_into_variable_array_index): Check for
26002 GIMPLE_ASSIGN before accessing the rhs code.
26004 2009-04-03 Jason Merrill <jason@redhat.com>
26006 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26008 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26010 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26011 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26012 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26013 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26014 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26015 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26016 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26017 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26018 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26019 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26020 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26021 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26022 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26023 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26024 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26025 Use fr_reg_or_fp01_operand instead of fr_register_operand
26027 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26028 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26029 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26031 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26033 PR rtl-optimization/39607
26034 PR rtl-optimization/39631
26038 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26039 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26040 instead of DF_LR_OUT.
26041 * ira-lives.c (process_bb_node_lives): Ditto.
26042 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26043 instead of DF_LR_{OUT,IN}.
26044 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26045 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26047 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26049 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26050 (execute_lower_omp): Always run but take the short way out if -fopenmp
26052 (gate_lower_omp): Remove, forcing the pass manager to always run the
26053 pass and always set PROP_gimple_lomp.
26054 (pass_lower_omp): Remove gate function.
26055 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26056 PROP_trees. Instead, require it.
26057 * ipa-cp.c (pass_ipa_cp): Likewise.
26058 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26059 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26060 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26061 and PROP_gimple_leh.
26063 2009-04-03 Richard Guenther <rguenther@suse.de>
26065 PR middle-end/13146
26066 PR tree-optimization/23940
26067 PR tree-optimization/33237
26068 PR middle-end/33974
26069 PR middle-end/34093
26070 PR tree-optimization/36201
26071 PR tree-optimization/36230
26072 PR tree-optimization/38049
26073 PR tree-optimization/38207
26074 PR tree-optimization/38230
26075 PR tree-optimization/38301
26076 PR tree-optimization/38585
26077 PR middle-end/38895
26078 PR tree-optimization/38985
26079 PR tree-optimization/39299
26080 * tree-ssa-structalias.h: Remove.
26081 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26082 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26083 (struct vuse_element_d): Remove.
26084 (struct vuse_vec_d): Likewise.
26085 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26086 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26087 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26088 VUSE_ELEMENT_VAR): Likewise.
26089 (struct voptype_d): Likewise.
26090 (NUM_VOP_FREE_BUCKETS): Likewise.
26091 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26092 (struct stmt_operands_d): Remove.
26093 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26094 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26095 VDEF_NUM, VDEF_VECT): Likewise.
26096 (copy_virtual_operands): Remove.
26097 (operand_build_cmp): Likewise.
26098 (create_ssa_artificial_load_stmt): Likewise.
26099 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26100 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26101 vuse_index and mayuse_index members. Pack and move done and iter_type
26102 members to the front.
26103 (SSA_OP_VMAYUSE): Remove.
26104 (SSA_OP_VIRTUAL_USES): Adjust.
26105 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26106 (unlink_stmt_vdef): Declare.
26107 (add_to_addressable_set): Remove.
26108 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26109 (vrp_visit_stmt): Likewise.
26110 * doc/tree-ssa.texi (Alias analysis): Update.
26111 * doc/invoke.texi (max-aliased-vops): Remove docs.
26112 (avg-aliased-vops): Likewise.
26113 * tree-into-ssa.c (syms_to_rename): Remove.
26114 (need_to_update_vops_p): Likewise.
26115 (need_to_initialize_update_ssa_p): Rename to ...
26116 (update_ssa_initialized_fn): ... this. Track function we are
26118 (symbol_marked_for_renaming): Simplify.
26119 (add_new_name_mapping): Do not set need_to_update_vops_p.
26120 (dump_currdefs): Use SYMS_TO_RENAME.
26121 (rewrite_update_stmt): Always walk all uses/defs.
26122 (dump_update_ssa): Adjust.
26123 (init_update_ssa): Take function argument. Track what we are
26125 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26126 (create_new_def_for): Initialize for cfun, assert we are initialized
26128 (mark_sym_for_renaming): Simplify.
26129 (mark_set_for_renaming): Do not initialize update-ssa.
26130 (need_ssa_update_p): Simplify. Take function argument.
26131 (name_mappings_registered_p): Assert we ask for the correct function.
26132 (name_registered_for_update_p): Likewise.
26133 (ssa_names_to_replace): Likewise.
26134 (release_ssa_name_after_update_ssa): Likewise.
26135 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26136 (dump_decl_set): Do not print a newline.
26137 (debug_decl_set): Do it here.
26138 (dump_update_ssa): And here.
26139 * tree-ssa-loop-im.c (move_computations): Adjust.
26140 (movement_possibility): Likewise.
26141 (determine_max_movement): Likewise.
26142 (gather_mem_refs_stmt): Likewise.
26143 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26144 or NAME_MEMORY_TAG.
26145 * tree-complex.c (update_all_vops): Remove.
26146 (expand_complex_move): Adjust.
26147 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26148 Simplify test for memory referencing statement. Exclude
26149 non-invariant ADDR_EXPRs.
26150 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26151 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26152 (rdg_flag_uses): Likewise.
26153 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26155 (tree_optimize_tail_calls_1): Also split the
26156 edge from the entry block if we have degenerate PHI nodes in
26157 the first basic block.
26158 * tree.c (init_ttree): Remove memory-tag related code.
26159 (tree_code_size): Likewise.
26160 (tree_node_structure): Likewise.
26161 (build7_stat): Re-write to be build6_stat.
26162 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26163 (SSA_VAR_P): Adjust.
26164 (struct tree_memory_tag): Remove.
26165 (struct tree_memory_partition_tag): Likewise.
26166 (union tree_node): Adjust.
26167 (build7): Re-write to be build6.
26168 * tree-pass.h (pass_reset_cc_flags): Remove.
26169 (TODO_update_address_taken): New flag.
26170 (pass_simple_dse): Remove.
26171 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26172 * params.h (MAX_ALIASED_VOPS): Remove.
26173 (AVG_ALIASED_VOPS): Likewise.
26174 * omp-low.c (expand_omp_taskreg): Update SSA form.
26175 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26176 aliases the lhs in a copy stmt.
26177 * tree-ssa-dse.c (struct address_walk_data): Remove.
26178 (memory_ssa_name_same): Likewise.
26179 (memory_address_same): Likewise.
26180 (get_kill_of_stmt_lhs): Likewise.
26181 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26182 unused stores. Look through PHI nodes into post-dominated regions.
26183 (dse_optimize_stmt): Simplify. Properly remove stores.
26184 (tree_ssa_dse): Compute dominators.
26185 (execute_simple_dse): Remove.
26186 (pass_simple_dse): Likewise.
26187 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26188 gimple_loaded_syms and gimple_stored_syms computation.
26189 * toplev.c (dump_memory_report): Dump alias and pta stats.
26190 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26191 (vn_reference_eq): Likewise.
26192 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26193 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26194 valueize_vuses): Remove.
26195 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26196 (get_def_ref_stmt_vuse): ... this.
26197 (vn_reference_lookup_2): New function.
26198 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26199 walking equivalent vuses. Simplify.
26200 (vn_reference_lookup): Likewise.
26201 (vn_reference_insert): Likewise.
26202 (vn_reference_insert_pieces): Likewise.
26203 (visit_reference_op_call): Simplify.
26204 (visit_reference_op_load): Likewise.
26205 (visit_reference_op_store): Likewise.
26206 (init_scc_vn): Remove shared_lookup_vuses initialization.
26207 (free_scc_vn): Remove shared_lookup_vuses freeing.
26208 (sort_vuses, sort_vuses_heap): Remove.
26209 (get_ref_from_reference_ops): Export.
26210 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26211 vector with single vuse pointer.
26212 (vn_reference_lookup_pieces, vn_reference_lookup,
26213 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26214 (shared_vuses_from_stmt): Remove.
26215 (get_ref_from_reference_ops): Declare.
26216 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26217 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26218 memory-tag related code.
26219 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26220 (likely_value): Add comment, skip static-chain of call statements.
26221 (surely_varying_stmt_p): Adjust.
26222 (gimplify_and_update_call_from_tree): Likewise.
26223 (execute_fold_all_builtins): Do not rebuild alias info.
26224 (gimplify_and_update_call_from_tree): Properly update VOPs.
26225 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26226 (copy_ref_info): Remove memory-tag related code.
26227 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26228 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26229 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26231 * tree-ssa-dom.c (gimple_p): Remove typedef.
26232 (eliminate_redundant_computations): Adjust.
26233 (record_equivalences_from_stmt): Likewise.
26234 (avail_expr_hash): Likewise.
26235 (avail_expr_eq): Likewise.
26236 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26237 (stmt_makes_single_load): Likewise.
26238 (stmt_makes_single_store): Likewise.
26239 * tree-ssa-alias.c: Rewrite completely.
26240 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26241 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26242 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26243 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26244 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26245 Remove public functions.
26246 (pass_reset_cc_flags): Remove.
26247 (pass_build_alias): Move ...
26248 * tree-ssa-structalias.c (pass_build_alias): ... here.
26249 * tree-ssa-alias.c (may_be_aliased): Move ...
26250 * tree-flow-inline.h (may_be_aliased): ... here.
26251 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26252 count_uses_and_derefs): Move ...
26253 * gimple.c: ... here.
26254 * gimple.h (count_uses_and_derefs): Declare.
26255 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26256 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26257 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26258 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26259 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26260 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26261 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26263 * tree-dfa.c (refs_may_alias_p): Move ...
26264 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26265 * tree-ssa-alias.h: New file.
26266 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26267 (statement_sink_location): Likewise.
26268 * opts.c (decode_options): Do not adjust max-aliased-vops or
26269 avg-aliased-vops values.
26270 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26271 (TV_CALL_CLOBBER): Likewise.
26272 (TV_FLOW_SENSITIVE): Likewise.
26273 (TV_FLOW_INSENSITIVE): Likewise.
26274 (TV_MEMORY_PARTITIONING): Likewise.
26275 (TV_ALIAS_STMT_WALK): New timevar.
26276 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26277 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26278 (get_address_description): Remove memory-tag related code.
26279 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26280 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26281 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26282 and immediate uses in statements. Document.
26283 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26284 (dump_symbols): Remove.
26285 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26286 * alias.c (get_deref_alias_set): New function split out from ...
26287 (get_alias_set): ... here.
26288 * alias.h (get_deref_alias_set): Declare.
26289 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26290 type parameter. Remove restrict pointer handling. Create a
26291 ref-all pointer in case type-based alias sets do not conflict.
26292 (vect_analyze_data_refs): Remove SMT related code.
26293 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26294 (vectorizable_load): Likewise.
26295 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26296 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26297 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26298 Ignore vops and SMTs.
26299 (dr_analyze_alias): Likewise..
26300 (free_data_ref): Likewise.
26301 (create_data_ref): Likewise.
26302 (analyze_all_data_dependences): Likewise.
26303 (get_references_in_stmt): Adjust.
26304 * tree-flow-inline.h (gimple_aliases_computed_p,
26305 gimple_addressable_vars, gimple_call_clobbered_vars,
26306 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26307 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26308 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26309 gimple_mem_ref_stats): Remove.
26310 (gimple_vop): New function.
26311 (op_iter_next_use): Remove vuses and mayuses cases.
26312 (op_iter_next_def): Remove vdefs case.
26313 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26314 (clear_and_done_ssa_iter): Do not set removed fields.
26315 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26316 Assert we are not iterating over vuses or vdefs if not also
26317 iterating over uses or defs.
26318 (op_iter_init_use): Likewise.
26319 (op_iter_init_def): Likewise.
26320 (op_iter_next_vdef): Remove.
26321 (op_iter_next_mustdef): Likewise.
26322 (op_iter_init_vdef): Likewise.
26323 (compare_ssa_operands_equal): Likewise.
26324 (link_use_stmts_after): Handle vuse operand.
26325 (is_call_used): Use is_call_clobbered.
26326 (is_call_clobbered): Global variables are always call clobbered,
26327 query the call-clobbers bitmap.
26328 (mark_call_clobbered): Ignore global variables.
26329 (clear_call_clobbered): Likewise.
26330 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26331 virtual operands sanity check.
26332 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26334 (TARGET_MEM_REF): Remove TMR_TAG operand.
26335 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26336 Remove call-clobber related code.
26337 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26338 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26339 partitions or escape reason.
26340 (get_single_def_stmt, get_single_def_stmt_from_phi,
26341 get_single_def_stmt_with_phi): Remove.
26342 (dump_referenced_vars): Tidy.
26343 (get_ref_base_and_extent): Allow bare decls.
26344 (collect_dfa_stats): Adjust.
26345 * graphite.c (rename_variables_in_stmt): Adjust.
26346 (graphite_copy_stmts_from_block): Likewise.
26347 (translate_clast): Likewise.
26348 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26350 (translate_vuse_through_block): Use the oracle.
26351 (phi_translate_1): Adjust.
26352 (value_dies_in_block_x): Use the oracle. Cache the outcome
26354 (valid_in_sets): Check if the VUSE for
26355 a REFERENCE is available.
26356 (eliminate): Do not remove stmts during elimination,
26357 instead queue and remove them afterwards.
26358 (do_pre): Do not rebuild alias info.
26359 (pass_pre): Run TODO_rebuild_alias before PRE.
26360 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26361 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26362 (mark_all_v_defs_stmt): Remove.
26363 (mark_all_v_defs_seq): Adjust.
26364 (sra_replace): Likewise.
26365 (scalarize_use): Likewise.
26366 (scalarize_copy): Likewise.
26367 (scalarize_init): Likewise.
26368 (scalarize_ldst): Likewise.
26369 (todoflags): Remove.
26370 (tree_sra): Do not rebuild alias info.
26371 (tree_sra_early): Adjust.
26372 (pass_sra): Run TODO_update_address_taken before SRA.
26373 * tree-predcom.c (set_alias_info): Remove.
26374 (prepare_initializers_chain): Do not call it.
26375 (mark_virtual_ops_for_renaming): Adjust.
26376 (mark_virtual_ops_for_renaming_list): Remove.
26377 (initialize_root_vars): Adjust.
26378 (initialize_root_vars_lm): Likewise.
26379 (prepare_initializers_chain): Likewise.
26380 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26381 (may_propagate_copy_into_stmt): Likewise.
26382 (merge_alias_info): Do nothing for now.
26383 (propagate_tree_value_into_stmt): Adjust.
26384 (stmt_may_generate_copy): Likewise.
26385 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26386 not mark symbols for renaming.
26387 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26388 with the same statement, make sure to update the new pointed-to one.
26389 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26390 call statements, do not mark symbols for renaming.
26391 (mark_operand_necessary): Dump something.
26392 (ref_may_be_aliased): New function.
26393 (mark_aliased_reaching_defs_necessary_1): New helper function.
26394 (mark_aliased_reaching_defs_necessary): Likewise.
26395 (mark_all_reaching_defs_necessary_1): Likewise.
26396 (mark_all_reaching_defs_necessary): Likewise.
26397 (propagate_necessity): Do not process virtual PHIs. For
26398 non-aliased loads mark all reaching definitions as necessary.
26399 For aliased loads and stores mark the immediate dominating
26400 aliased clobbers as necessary.
26401 (visited): New global static.
26402 (perform_tree_ssa_dce): Free visited bitmap after propagating
26404 (remove_dead_phis): Perform simple dead virtual PHI removal.
26405 (remove_dead_stmt): Properly unlink virtual operands when
26407 (eliminate_unnecessary_stmts): Schedule PHI removal after
26409 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26410 (process_replaceable): Likewise.
26411 (find_replaceable_in_bb): Likewise.
26412 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26413 based on the single gimple vop.
26414 (verify_flow_insensitive_alias_info): Remove.
26415 (verify_flow_sensitive_alias_info): Likewise.
26416 (verify_call_clobbering): Likewise.
26417 (verify_memory_partitions): Likewise.
26418 (verify_alias_info): Likewise.
26419 (verify_ssa): Adjust..
26420 (execute_update_addresses_taken): Export. Update SSA
26421 manually. Optimize only when optimizing. Use a local bitmap.
26422 (pass_update_address_taken): Remove TODO_update_ssa, add
26424 (pass_update_address_taken): Just use TODO_update_address_taken.
26425 (init_tree_ssa): Do not initialize addressable_vars.
26426 (verify_ssa): Verify new VUSE / VDEF properties.
26427 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26428 Do not call verify_alias_info.
26429 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26430 Do not free the loaded and stored syms bitmaps. Reset the escaped
26431 and callused solutions. Do not free addressable_vars.
26432 Remove memory-tag related code.
26433 (warn_uninitialized_var): Aliases are always available.
26434 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26435 * lambda-code.c (can_put_in_inner_loop): Adjust.
26436 (can_put_after_inner_loop): Likewise.
26437 (perfect_nestify): Likewise.
26438 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26439 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26440 (vectorizable_conversion): Do not mark symbols for renaming.
26441 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26442 (expand_call_inline): Unlink the calls virtual operands before
26444 (tree_function_versioning): Do not call update_ssa if we are not
26445 updating clones. Simplify.
26446 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26447 (propagate_with_phi): Likewise..
26448 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26449 clobber code. Assert we are not aliased or global.
26450 * tree-flow.h: Include tree-ssa-alias.h
26451 (enum escape_type): Remove.
26452 (struct mem_sym_stats_d): Likewise.
26453 (struct mem_ref_stats_d): Likewise.
26454 (struct gimple_df): Add vop member. Remove global_var,
26455 call_clobbered_vars, call_used_vars, addressable_vars,
26456 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26457 escaped and callused members.
26458 (struct ptr_info_def): Remove all members, add points-to solution
26460 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26461 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26462 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26463 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26464 (tree-ssa-alias.o): Likewise.
26465 (toplev.o): Add tree-ssa-alias.h
26466 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26467 * gimple.c (gimple_set_bb): Fix off-by-one error.
26468 (is_gimple_reg): Do not handle memory tags.
26469 (gimple_copy): Also copy virtual operands.
26470 Delay updating the statement. Do not reset loaded and stored syms.
26471 (gimple_set_stored_syms): Remove.
26472 (gimple_set_loaded_syms): Likewise.
26473 (gimple_call_copy_skip_args): Copy the virtual operands
26474 and mark the new statement modified.
26475 * tree-ssa-structalias.c (may_alias_p): Remove.
26476 (set_uids_in_ptset): Take the alias set to prune with as
26477 parameter. Fold in the alias test of may_alias_p.
26478 (compute_points_to_sets): Compute whether a ptr is dereferenced
26479 in a local sbitmap.
26480 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26481 other ADDRESSOF constraints on the lhs.
26482 (get_constraint_for_component_ref): Assert that we don't get
26483 ADDRESSOF constraints from the base of the reference.
26484 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26485 (struct variable_info): Remove collapsed_to member.
26486 (get_varinfo_fc): Remove.
26487 (new_var_info): Do not set collapsed_to.
26488 (dump_constraint): Do not follow cycles.
26489 (dump_constraint_graph): Likewise.
26490 (build_pred_graph): Likewise.
26491 (build_succ_graph): Likewise.
26492 (rewrite_constraints): Likewise.
26493 (do_simple_structure_copy): Remove.
26494 (do_rhs_deref_structure_copy): Remove.
26495 (do_lhs_deref_structure_copy): Remove.
26496 (collapse_rest_of_var): Remove.
26497 (do_structure_copy): Re-implement.
26498 (pta_stats): New global variable.
26499 (dump_pta_stats): New function.
26500 (struct constraint_expr): Make offset signed.
26501 (UNKNOWN_OFFSET): Define special value.
26502 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26503 (solution_set_expand): New helper function split out from ...
26504 (do_sd_constraint): ... here.
26505 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26506 (do_ds_constraint): Likewise.
26507 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26508 and CALLUSED = *CALLUSED.
26509 (set_union_with_increment): Make inc argument signed.
26510 (type_safe): Remove.
26511 (get_constraint_for_ptr_offset): Handle unknown and negative
26513 (first_vi_for_offset): Handle offsets before start. Bail
26514 out early for offsets beyond the variable extent.
26515 (first_or_preceding_vi_for_offset): New function.
26516 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26517 Together with ESCAPED = *ESCAPED this properly computes reachability.
26518 (find_what_var_points_to): New function.
26519 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26520 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26521 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26522 pt_solutions_intersect): New functions.
26523 (compute_call_used_vars): Remove.
26524 (compute_may_aliases): New main entry into PTA computation.
26525 * gimple.h (gimple_p): New typedef.
26526 (struct gimple_statement_base): Remove references_memory_p.
26527 (struct gimple_statement_with_memory_ops_base): Remove
26528 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26530 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26531 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26532 gimple_set_references_memory): Remove.
26533 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26534 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26536 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26537 (verify_expr): Allow RESULT_DECL.
26538 (gimple_duplicate_bb): Do not copy virtual operands.
26539 (gimple_duplicate_sese_region): Adjust.
26540 (gimple_duplicate_sese_tail): Likewise.
26541 (mark_virtual_ops_in_region): Remove.
26542 (move_sese_region_to_fn): Do not call it.
26543 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26544 and pass_simple_dse.
26545 (execute_function_todo): Handle TODO_update_address_taken,
26546 call execute_update_addresses_taken for TODO_rebuild_alias.
26547 (execute_todo): Adjust.
26548 (execute_one_pass): Init dump files early.
26549 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26551 (create_general_new_stmt): Clear vops.
26552 * tree-ssa-reassoc.c (get_rank): Adjust.
26553 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26554 symbols for renaming.
26555 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26556 (PARAM_AVG_ALIASED_VOPS): Likewise.
26557 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26558 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26559 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26560 (operand_build_cmp, copy_virtual_operands,
26561 create_ssa_artificial_load_stmt, add_to_addressable_set,
26562 gimple_add_to_addresses_taken): Remove public functions.
26563 (unlink_stmt_vdef): New function.
26565 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26567 * config.gcc (powerpc-*-linux*): Merge variants.
26569 2009-04-02 Chao-ying Fu <fu@mips.com>
26570 James Grosbach <james.grosbach@microchip.com>
26572 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26573 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26575 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26576 keep_interrupts_masked_p, use_debug_exception_return_p.
26577 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26578 keep_interrupts_masked, use_debug_exception_return.
26579 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26580 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26582 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26583 (mips_print_operand): Process COP0 registers to print $0 .. $31
26584 correctly for GAS to process.
26585 (mips_interrupt_extra_call_saved_reg_p): New function.
26586 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26588 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26589 (mips_compute_frame_info): Add supports for interrupt context that
26590 includes doubleword accumulators and COP0 registers.
26591 (mips_for_each_saved_acc): New function.
26592 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26593 mips_for_each_saved_reg.
26594 (mips_save_reg): Save accumulators.
26595 (mips_kernel_reg_p): A new for_each_rtx callback.
26596 (mips_expand_prologue): Support interrupt handlers.
26597 (mips_restore_reg): Restore accumulators.
26598 (mips_expand_epilogue): Support interrupt handlers.
26599 (mips_can_use_return_insn): Return false for interrupt handlers.
26600 (mips_epilogue_uses): New function.
26601 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26602 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26603 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26604 cop0_move): New instructions.
26605 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26606 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26608 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26610 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26611 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26612 interrupt handlers, we use K0 as the temporary register.
26613 (EPILOGUE_USES): Change to a function call.
26614 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26615 handlers, we use K0 as the temporary register.
26617 * doc/extend.texi (Function Attributes): Document interrupt,
26618 use_shadow_register_set, keep_interrupts_masked,
26619 use_debug_exception_return for MIPS attributes.
26621 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26623 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26624 Remove a number of t-files from tmake_file.
26625 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26626 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26627 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26628 target_prototype, not TARGET_PROTOTYPE.
26629 (LINK_OS_GNU_SPEC): Define.
26630 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26631 and darwin-ldoubdle.c.
26633 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26636 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26637 (cpp_options): Ditto.
26638 (default_compilers): Ditto.
26639 (display_help): Ditto.
26640 (process_command): Ditto.
26641 (do_spec_1): Ditto.
26642 (set_input): Use lbasename instead of duplicate code.
26643 (save_temps_prefix): New static for -save-temps=obj.
26644 (save_temps_length): Ditto.
26646 * doc/invoke.texi (-save-temps=obj): Document new variant to
26647 -save-temps switch.
26649 2009-04-02 Jeff Law <law@redhat.com>
26651 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26654 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26656 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26657 * configure: Regenerated.
26659 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26661 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26662 share the argument list.
26664 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26668 2009-02-12 Diego Novillo <dnovillo@google.com>
26670 * varpool.c (debug_varpool): New.
26671 * cgraph.h (debug_varpool): Declare.
26673 2009-04-02 Jan Hubicka <jh@suse.cz>
26675 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26678 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26680 * config/i386/i386.c (ix86_abi): Move initialization to ...
26681 (override_options): Here.
26683 2009-04-02 Christian Bruel <christian.bruel@st.com>
26685 * config/sh/sh.c (sh_dwarf_register_span): New function.
26686 (TARGET_DWARF_REGISTER_SPAN): Define.
26687 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26689 2009-04-02 Ira Rosen <irar@il.ibm.com>
26691 PR tree-optimization/39595
26692 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26693 interleaved loads group is not greater than the SLP group size.
26695 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26697 * builtins.c (is_builtin_name): New.
26698 (called_as_built_in): Use is_builtin_name.
26699 * tree.h (is_builtin_name): New.
26700 * varasm.c (incorporeal_function_p): Use is_builtin_name
26702 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26704 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26706 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26709 * c-decl.c (clone_underlying_type): Move this ...
26710 * c-common.c (set_underlying_type): ... here.
26711 Also, make sure the function properly sets TYPE_STUB_DECL() on
26712 the newly created typedef variant type.
26713 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26714 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26717 2009-04-02 Richard Guenther <rguenther@suse.de>
26719 PR tree-optimization/37221
26720 * tree-flow.h (degenerate_phi_result): Declare.
26721 * tree-ssa-dom.c (degenerate_phi_result): Export.
26722 * tree-scalar-evolution.c (analyze_initial_condition): If
26723 the initial condition is defined by a degenerate PHI node
26724 use the degenerate value.
26726 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26728 PR rtl-optimization/39588
26729 * combine.c (merge_outer_ops): Do not set the constant when this
26731 (simplify_shift_const_1): Do not modify it either in this case.
26733 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26735 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26736 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26738 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26741 * c-lex.c (interpret_float): Default (no suffix) is double.
26743 2009-04-1 Xinliang David Li <davidxl@google.com>
26745 * config/i386/i386.c (legitimate_constant_p): Recognize
26746 all one vector constant.
26748 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26750 * config/vax/vax.c: Add #includes to silence warnings.
26751 Change #include order to silence two warnings.
26753 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26755 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26756 (ASM_SPEC): Pass -k to the assembler for PIC code.
26758 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26760 * config.gcc: Add vax-*-linux* to the switch.
26761 * config/vax/linux.h: New file. (TARGET_VERSION,
26762 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26764 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26766 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26767 Use predicate macros instead of GET_CODE() == foo.
26768 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26769 ashlsi3, rotrsi3, <unnamed>): Likewise.
26771 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26773 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26774 jbbccihi, jbbccisi): Remova trailing whitespace.
26775 * config/vax/constraints.md: Likewise.
26776 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26777 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26778 * config/vax/predicates.md: Likewise.
26779 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26780 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26781 * config/vax/vax.h: Likewise.
26782 * config/vax/vax.md (nonlocal_goto): Likewise.
26784 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26786 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26787 (indirectable_address_p, adjacent_operands_p): Add spaces around
26789 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26791 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26793 * config/vax/vax.c (legitimate_constant_address_p,
26794 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26795 index_term_p, reg_plus_index_p, legitimate_address_p,
26796 vax_mode_dependent_address_p): Update comments to match functions
26797 modified by the recent int->bool conversion.
26799 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26801 * config/vax/builtins.md: Update copyright message.
26802 * config/vax/constraints.md: Likewise.
26803 * config/vax/netbsd-elf.h: Likewise.
26804 * config/vax/predicates.md: Likewise.
26805 * config/vax/vax-protos.h: Likewise.
26806 * config/vax/vax.c: Likewise.
26807 * config/vax/vax.h: Likewise.
26808 * config/vax/vax.md: Likewise.
26809 * config/vax/vax.opt: Likewise.
26811 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26813 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26814 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26815 * config/vax/constraints.md (B, R): Likewise.
26816 * config/vax/predicates.md (external_memory_operand,
26817 nonimmediate_addsub_di_operand): Likewise.
26818 * config/vax/vax.c (vax_output_int_add): Likewise.
26819 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26820 untyped_call): Likewise.
26822 2009-04-01 Matt Thomas <matt@3am-software.com>
26824 * config/vax/predicates.md: New file.
26825 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26826 external_const_operand, nonsymbolic_operand, external_memory_operand,
26827 indirect_memory_operand, indexed_memory_operand,
26828 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26829 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26831 * config/vax/constraints.md: New file.
26832 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26834 * config/vax/builtins.md: New file.
26835 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26836 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26838 * config/vax/vax.opt (mqmath): Add option.
26839 * config/vax/vax.md (isfx): Extend with DI.
26840 (VAXintQH, VAXintQHSD): Define.
26841 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26842 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26843 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26844 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26845 (movdi): Update constraints and use vax_output_int_move().
26846 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26847 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26848 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26849 nonlocal_goto): New.
26850 (mov<mode>): Extend accepted operand types.
26851 (subdi3_old): Rename from subdi3, change update constraints and use
26852 a new implementation.
26853 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26854 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26855 MOVE_RATIO, CLEAR_RATIO): Define.
26856 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26857 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26858 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26859 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26860 (split_quadword_operands): Make static and really allow variable
26862 (print_operand_address): Update for PIC generation.
26863 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26864 indexable_address_p, fixup_mathdi_operand,
26865 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26866 (vax_float_literal, legitimate_constant_p,
26867 indirectable_constant_address_p, index_term_p,
26868 reg_plus_index_p): Return bool instead of int.
26869 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26871 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26873 (vax_output_conditional_branch): Indent.
26874 (legitimate_constant_address_p, indirectable_constant_address_p,
26875 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26876 vax_mode_dependent_address_p): Return bool instead of int, update for
26878 * config/vax/vax-protos.h (legitimate_constant_address_p,
26879 legitimate_constant_p, legitimate_address_p,
26880 vax_mode_dependent_address_p): Change declaration to bool.
26881 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26882 vax_expand_addsub_di_operands, vax_output_int_subtract,
26883 vax_output_movmemsi): Declare.
26884 (split_quadword_operands, vax_float_literal): Delete declaration.
26885 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26886 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26887 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26888 ASM_OUTPUT_DWARF_PCREL): Define.
26889 (ASM_SPEC): Change definition to allow PIC generation.
26891 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26893 * doc/sourcebuild.texi: Update front-end requirements.
26895 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26898 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26899 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26900 (booldi3_internal3): Use boolean_or_operator instead of
26903 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26906 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26907 declarator whose size is not an integer constant expression but
26908 folds to an integer constant, then treat it as a constant
26911 2009-04-01 Richard Guenther <rguenther@suse.de>
26913 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26914 i * 4 + 2 to (i * 2 + 1) * 2.
26916 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26919 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26920 return if c_parser_asm_string_literal returned NULL.
26922 2009-04-01 Nick Clifton <nickc@redhat.com>
26924 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26926 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26927 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26928 other typedefs to avoid conflicts with libgcc2.c. Define labels
26929 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26931 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26932 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26935 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26937 * varasm.c (default_function_rodata_section): Declare DOT as
26940 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26941 Andrey Galkin <agalkin@hypercom.com>
26944 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26945 Make object_name unique for each process.
26947 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26950 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26951 addressable variables in the parallel that could go out of scope while
26952 running queued tasks.
26954 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26956 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26957 (CASE_VALUES_THRESHOLD): Redefine.
26958 * config/avr/avr.c (avr_override_options): Remove initialization of
26959 avr_case_values_threshold variable.
26960 (avr_case_values_threshold): Remove variable. Add new function.
26961 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26962 * config/avr/avr.opt (mno-tablejump): Remove option.
26963 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26965 2009-04-01 DJ Delorie <dj@redhat.com>
26967 * varasm.c (default_function_rodata_section): Don't assume
26968 anything about where the first '.' in the section name is.
26970 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26972 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26973 rs6000_emit_stack_tie.
26975 2009-03-31 Ian Lance Taylor <iant@google.com>
26977 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26978 gimple_code with GIMPLE_RESX, not RESX.
26980 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26982 * c-common.c (c_get_ident): New.
26983 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26985 2009-04-01 Ben Elliston <bje@au.ibm.com>
26987 * config/rs6000/sysv4.opt (msdata): Improve option description.
26989 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26991 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26992 (divdf3_internal_lat): Remove.
26993 (divxf3_internal_lat): Remove.
26994 (divxf3_internal_thr): Remove.
26995 (divxf): Use divxf3_internal.
26996 * config/ia64/div.md (divsf3_internal_lat): New.
26997 (divdf3_internal_lat): New.
26998 (divxf3_internal): New.
27000 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27003 * Makefile.in (USE_GCC_STDINT): Define.
27004 (stmp-int-hdrs): Install stdint.h if applicable.
27005 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27007 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27008 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27009 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27010 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27011 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27012 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27013 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27014 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27015 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27016 (c_common_nodes_and_builtins): Initialize
27017 underlying_wchar_type_node. Do not initialize
27018 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27019 nodes for new types.
27020 (c_stddef_cpp_builtins): Define macros for new types.
27021 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27023 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27024 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27025 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27026 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27027 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27028 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27029 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27030 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27031 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27032 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27033 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27034 int16_type_node, int32_type_node, int64_type_node,
27035 uint8_type_node, uint16_type_node, c_uint32_type_node,
27036 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27037 int_least32_type_node, int_least64_type_node,
27038 uint_least8_type_node, uint_least16_type_node,
27039 uint_least32_type_node, uint_least64_type_node,
27040 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27041 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27042 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27043 uintptr_type_node): Define.
27044 * c-cppbuiltin.c (builtin_define_constants,
27045 builtin_define_type_minmax): New.
27046 (builtin_define_stdint_macros): Define more macros.
27047 (c_cpp_builtins): Define more limit macros.
27048 (type_suffix): New.
27049 (builtin_define_type_max): Define in terms of
27050 builtin_define_type_minmax. Remove is_long parameter. All
27052 * config.gcc (use_gcc_stdint): Define.
27053 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27054 Add newlib-stdint.h for generic targets.
27055 * config/glibc-stdint.h, config/newlib-stdint.h,
27056 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27057 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27058 * config/score/score.h (UINTPTR_TYPE): Define.
27059 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27060 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27061 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27062 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27063 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27064 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27065 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27066 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27067 * config/spu/spu.h (STDINT_LONG32): Define.
27068 * configure.ac (use_gcc_stdint): Substitute.
27069 * configure: Regenerate.
27070 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27071 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27072 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27073 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27074 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27075 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27076 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27077 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27078 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27079 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27080 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27081 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27082 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27083 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27084 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27085 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27086 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27087 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27088 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27089 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27090 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27091 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27092 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27093 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27094 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27095 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27096 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27097 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27098 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27100 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27102 * loop-iv.c (suitable_set_for_replacement): Renamed from
27103 simplify_using_assignment; changed to return bool and to accept new
27104 args DEST and SRC. Return true iff we find a source/destination pair
27105 that can be used to make a replacement, and fill SRC and DEST if so.
27106 Remove arg ALTERED. Don't deal with altered regs here. All callers
27108 (simplify_using_initial_values): Deal with altered regs here and track
27109 more precisely the effect they have on the validity of our expression.
27111 * loop-iv.c (simplify_using_condition): A condition of the form
27112 (EQ REG CONST) can be used to simply make a substitution.
27113 (simplify_using_initial_values): Keep track of conditions we have seen
27114 and keep using them to simplify new expressions, while applying the
27115 same substitutions to them as to the expression.
27117 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27118 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27121 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27122 changed. Use this when trying to improve the upper bound.
27123 Generate the comparison by using simplify_gen_relational.
27125 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27127 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27129 (simplify_using_assignment, simplify_using_initial_values): Call
27130 replace_in_expr to make replacements. Call replace_single_def_regs
27131 once on the initial version of the expression.
27133 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27136 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27138 2009-03-31 Richard Guenther <rguenther@suse.de>
27140 PR middle-end/31029
27141 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27142 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27144 2009-03-31 Richard Guenther <rguenther@suse.de>
27146 * tree.h (div_if_zero_remainder): Declare.
27147 * fold-const.c (div_if_zero_remainder): Export.
27148 * tree-ssa-forwprop.c
27149 (forward_propagate_addr_into_variable_array_index): Handle
27150 constant array index addition outside of the variable index.
27152 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27155 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27156 define_splits, floatunssi<mode>2): Require x87 conversions from
27157 DImode to be permitted.
27159 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27161 PR preprocessor/15638
27162 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27164 2009-03-31 Richard Guenther <rguenther@suse.de>
27166 PR middle-end/23401
27167 PR middle-end/27810
27168 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27169 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27170 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27171 a separate statement.
27172 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27173 (lookup_tmp_var): Likewise.
27174 (is_gimple_formal_tmp_or_call_rhs): Remove.
27175 (is_gimple_reg_or_call_rhs): Rename to ...
27176 (is_gimple_reg_rhs_or_call): ... this.
27177 (is_gimple_mem_or_call_rhs): Rename to ...
27178 (is_gimple_mem_rhs_or_call): ... this.
27179 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27180 DECL_GIMPLE_REG_P only if is_formal is true.
27181 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27182 for non-proper post-modify expression gimplification.
27183 (gimplify_self_mod_expr): For post-modify expressions gimplify
27184 the lvalue to a minimal lvalue.
27185 (rhs_predicate_for): Remove formal temp case.
27186 (gimplify_modify_expr_rhs): Likewise.
27187 (gimplify_addr_expr): Use is_gimple_reg.
27188 (gimplify_expr): Remove formal temp cases.
27189 (gimple_regimplify_operands): Likewise.
27190 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27191 and FILTER_EXPR like constants.
27192 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27194 (is_gimple_formal_tmp_rhs): Remove.
27195 (is_gimple_reg_rhs): Remove special casing.
27196 (is_gimple_mem_rhs): Fix.
27197 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27198 (is_gimple_formal_tmp_var): Remove.
27199 (is_gimple_formal_tmp_reg): Likewise.
27200 (is_gimple_min_lval): Allow invariant component ref parts.
27201 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27202 is_gimple_formal_tmp_reg): Remove declarations.
27203 * tree-cfg.c (verify_expr): Verify that variables with address
27204 taken do not have DECL_GIMPLE_REG_P set.
27205 * tree-mudflap.c (mf_build_check_statement_for): Use
27206 force_gimple_operand instead of gimplify_expr.
27208 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27210 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27211 schedulable rows to compute_split_row.
27213 2009-03-31 Ben Elliston <bje@au.ibm.com>
27216 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27219 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27221 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27222 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27223 * configure: Regenerate.
27224 * config.in: Regenerate.
27225 * config/rs6000/rs6000.opt (mtls-markers): Add.
27226 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27227 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27228 (tls_ld_aix, tls_ld_sysv): Likewise.
27229 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27230 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27232 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27234 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27236 2009-03-30 Jan Hubicka <jh@suse.cz>
27238 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27240 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27241 detection and label handling.
27243 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27245 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27246 left_conflicts_size.
27247 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27248 ALLOCNO_LEFT_CONFLICTS_SIZE.
27250 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27251 remove_allocno_from_bucket_and_push,
27252 allocno_spill_priority_compare, push_allocnos_to_stack,
27253 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27254 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27255 (setup_allocno_left_conflicts_num): Ditto. Rename to
27256 setup_allocno_left_conflicts_size.
27257 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27258 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27259 setup_allocno_left_conflicts_size instead of
27260 setup_allocno_left_conflicts_num.
27262 * ira-build.c (ira_create_allocno): Use
27263 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27264 ALLOCNO_LEFT_CONFLICTS_NUM.
27266 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27268 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27269 instead of DF_LR_OUT.
27271 * ira-lives.c (process_bb_node_lives): Ditto.
27273 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27274 instead of DF_LR_{OUT,IN}.
27276 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27278 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27280 2009-03-30 Jan Hubicka <jh@suse.cz>
27282 * except.c (label_to_region_map): Fix thinko.
27284 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27286 PR middle-end/38237
27287 * tree.h (tree_find_value): New declaration.
27288 * tree.c (tree_find_value): New function.
27289 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27291 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27294 * c-decl.c (struct c_binding): Add locus field.
27295 (bind): Add locus argument, set locus field from it.
27296 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27297 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27298 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27299 implicitly_declare, undeclared_variable, lookup_label,
27300 declare_label, c_make_fname_decl, c_builtin_function,
27301 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27304 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27307 * config/i386/i386.c (classify_argument): Check total size of
27310 2009-03-30 Martin Jambor <mjambor@suse.cz>
27312 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27313 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27314 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27317 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27318 seen_variable_array_ref while also traversing a union.
27320 * tree-inline.c (optimize_inline_calls): Do not call
27321 cgraph_node_remove_callees.
27322 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27323 (pass_remove_cgraph_callee_edges): New variable.
27324 * passes.c (init_optimization_passes): Add
27325 pass_remove_cgraph_callee_edges after early inlining and before all
27326 late intraprocedural passes.
27328 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27330 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27332 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27333 Fix typos in names.
27335 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27337 * combine.c (simplify_comparison): Use have_insn_for.
27338 * dojump.c (do_jump): Likewise.
27340 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27342 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27343 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27344 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27345 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27346 instead of sparc_compare_emitted.
27347 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27348 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27349 instead of sparc_compare_emitted.
27351 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27353 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27354 enter/exit cfglayout mode.
27355 (pass_partition_block): Require it.
27356 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27357 (combine_instructions): Track basic blocks instead of labels.
27358 (update_cfg_for_uncondjump): New.
27359 (try_combine): Use it. Update jumps after rescanning.
27360 (pass_combine): Require PROP_cfglayout.
27361 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27363 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27365 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27366 Provide/destroy PROP_cfglayout respectively.
27367 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27368 * tree-pass.h (PROP_cfglayout): New.
27370 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27372 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27373 fold_convert_const_fixed_from_fixed,
27374 fold_convert_const_fixed_from_int,
27375 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27376 set TREE_CONSTANT_OVERFLOW.
27377 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27378 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27380 2009-03-30 Ira Rosen <irar@il.ibm.com>
27382 * tree-vect-loop-manip.c: New file.
27383 * tree-vectorizer.c: Update documentation and included files.
27384 (vect_loop_location): Make extern.
27385 (rename_use_op): Move to tree-vect-loop-manip.c
27386 (rename_variables_in_bb, rename_variables_in_loop,
27387 slpeel_update_phis_for_duplicate_loop,
27388 slpeel_update_phi_nodes_for_guard1,
27389 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27390 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27391 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27392 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27393 find_loop_location): Likewise.
27394 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27395 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27396 get_vectype_for_scalar_type, vect_is_simple_use,
27397 supportable_widening_operation, supportable_narrowing_operation):
27399 (bb_in_loop_p): Move to tree-vect-loop.c.
27400 (new_loop_vec_info, destroy_loop_vec_info,
27401 reduction_code_for_scalar_code, report_vect_op,
27402 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27403 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27404 (vect_supportable_dr_alignment): Likewise.
27405 * tree-vectorizer.h (tree-data-ref.h): Include.
27406 (vect_loop_location): Declare.
27407 Reorganize function declarations according to the new file structure.
27408 * tree-vect-loop.c: New file.
27409 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27410 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27411 * tree-vect-data-refs.c: New file.
27412 * tree-vect-patterns.c (timevar.h): Don't include.
27413 * tree-vect-stmts.c: New file.
27414 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27415 tree-vect-slp.c, tree-vect-loop.c.
27416 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27417 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27418 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27419 (tree-vect-analyze.o): Remove.
27420 (tree-vect-transform.o): Likewise.
27421 (tree-vect-data-refs.o): Add rule.
27422 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27423 tree-vect-slp.o): Likewise.
27424 (tree-vect-patterns.o): Remove redundant dependencies.
27425 (tree-vectorizer.o): Likewise.
27426 * tree-vect-slp.c: New file.
27428 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27430 * optc-gen.awk: Warn if an option flag has multiple different
27433 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27435 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27436 -floop-block): Document dependences on PPL, CLooG and Graphite.
27438 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27440 PR rtl-optimization/323
27441 * c-common.c (c_fully_fold, convert_and_check,
27442 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27443 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27444 * c-common.def (EXCESS_PRECISION_EXPR): New.
27445 * c-cppbuiltin.c (builtin_define_float_constants): Define
27446 constants with enough digits for long double.
27447 * c-lex.c (interpret_float): Interpret constant with excess
27448 precision where appropriate.
27449 * c-opts.c (c_common_post_options): Set
27450 flag_excess_precision_cmdline. Give an error for
27451 -fexcess-precision=standard for C++ for processors where the
27452 option is significant.
27453 * c-parser.c (c_parser_conditional_expression): Handle excess
27454 precision in condition.
27455 * c-typeck.c (convert_arguments): Handle arguments with excess
27457 (build_unary_op): Move excess precision outside operation.
27458 (build_conditional_expr): Likewise.
27459 (build_compound_expr): Likewise.
27460 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27461 (build_modify_expr): Handle excess precision in RHS.
27462 (convert_for_assignment): Handle excess precision in converted
27464 (digest_init, output_init_element, process_init_element): Handle
27465 excess precision in initializer.
27466 (c_finish_return): Handle excess precision in return value.
27467 (build_binary_op): Handle excess precision in operands and add
27468 excess precision as needed for operation.
27469 * common.opt (-fexcess-precision=): New option.
27470 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27471 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27472 For standard excess precision, output explicit conversion to and
27473 truncation from XFmode.
27474 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27475 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27476 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27477 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27478 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27479 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27480 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27481 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27482 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27483 define_splits, sqrt<mode>2): Disable where appropriate for
27484 standard excess precision.
27485 * convert.c (convert_to_real): Do not shorten arithmetic to type
27486 for which excess precision would be used.
27487 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27488 * doc/invoke.texi (-fexcess-precision=): Document option.
27489 (-mfpmath=): Correct index entry.
27490 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27491 flag_excess_precision): New.
27492 * langhooks.c (lhd_post_options): Set
27493 flag_excess_precision_cmdline.
27494 * opts.c (common_handle_option): Handle -fexcess-precision=.
27495 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27496 init_excess_precision): New.
27497 (lang_dependent_init_target): Call init_excess_precision.
27498 * tree.c (excess_precision_type): New.
27499 * tree.h (excess_precision_type): Declare.
27501 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27504 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27505 non-lvalue to component.
27507 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27509 PR preprocessor/34695
27510 * Makefile.in (c-opts.o): Depend on c-tree.h.
27511 * c-common.c: Move down include of diagnostic.h.
27512 (done_lexing, c_cpp_error): New.
27513 * c-common.h (done_lexing): Declare.
27514 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27516 * c-opts.c: Include c-tree.h.
27517 (c_common_init_options): Set preprocessor error callback.
27518 (c_common_handle_option): Do not set preprocessor
27519 inhibit_warnings, warnings_are_errors, warn_system_headers,
27520 pedantic_errors or inhibit_warnings flags.
27521 (c_common_post_options): Do not check cpp_errors (parse_in).
27522 (c_common_finish): Do not output dependencies if there were
27523 errors. Do not check return value of cpp_finish.
27524 * c-ppoutput.c (pp_file_change): Set input_location.
27525 * c-tree.h (c_cpp_error): Declare.
27526 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27528 (diagnostic_build_prefix): Check override_column.
27529 * diagnostic.h (diagnostic_info): Add override_column field.
27530 (diagnostic_override_column): Define.
27532 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27534 * c-common.c (c_expand_expr, c_staticp): Remove.
27535 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27536 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27537 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27538 * c-gimplify.c (gimplify_compound_literal_expr,
27539 optimize_compound_literals_in_ctor): Remove.
27540 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27541 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27542 * c-semantics.c (emit_local_var): Remove.
27544 * langhooks-def.h (lhd_expand_expr): Remove.
27545 * langhooks.c (lhd_expand_expr): Remove.
27546 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27548 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27549 handling from c-semantics.c; don't call into langhook.
27550 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27551 * gimplify.c (gimplify_compound_literal_expr,
27552 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27553 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27554 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27555 as was done in c-gimplify.c.
27556 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27557 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27558 Move from c-common.h.
27559 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27561 * tree.c (staticp): Do not call langhook.
27562 * langhooks.c (lhd_staticp): Delete.
27563 * langhooks-def.h (lhd_staticp): Delete prototype.
27564 (LANG_HOOKS_STATICP): Delete.
27565 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27567 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27568 instead of DECL_STMTs.
27570 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27578 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27580 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27581 contained expression.
27582 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27583 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27584 conditional expressions for C.
27585 (decl_constant_value_for_optimization): Move from
27586 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27587 whether optimizing and that the expression is a VAR_DECL not of
27588 array type instead of doing such checks in the caller. Do not
27589 check pedantic. Call gcc_unreachable for C++.
27590 * c-common.def (C_MAYBE_CONST_EXPR): New.
27591 * c-common.h (c_fully_fold, c_save_expr,
27592 decl_constant_value_for_optimization): New prototypes.
27593 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27594 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27595 EXPR_INT_CONST_OPERANDS): Define.
27596 * c-convert.c (convert): Strip nops from expression.
27597 * c-decl.c (groktypename): Take extra parameters expr and
27598 expr_const_operands. Update call to grokdeclarator.
27599 (start_decl): Update call to grokdeclarator. Add statement for
27600 expressions used in type of decl.
27601 (grokparm): Update call to grokdeclarator.
27602 (push_parm_decl): Update call to grokdeclarator.
27603 (build_compound_literal): Add parameter non_const and build a
27604 C_MAYBE_COSNT_EXPR if applicable.
27605 (grokdeclarator): Take extra parameters expr and
27606 expr_const_operands. Track expressions used in declaration
27607 specifiers and declarators. Fold array sizes and track whether
27608 they are constant expressions and whether they are integer
27609 constant expressions.
27610 (parser_xref_tag): Set expr and expr_const_operands fields in
27612 (grokfield): Update call to grokdeclarator.
27613 (start_function): Update call to grokdeclarator.
27614 (build_null_declspecs): Set expr and expr_const_operands fields in
27616 (declspecs_add_type): Handle expressions in typeof specifiers.
27617 * c-parser.c (c_parser_declspecs): Set expr and
27618 expr_const_operands fields for declaration specifiers.
27619 (c_parser_enum_specifier): Likewise.
27620 (c_parser_struct_or_union_specifier): Likewise.
27621 (c_parser_typeof_specifier): Likewise. Update call to
27622 groktypename. Fold expression as needed. Return expressions with
27623 type instead of adding statements.
27624 (c_parser_attributes): Update calls to c_parser_expr_list.
27625 (c_parser_statement_after_labels): Fold expression before passing
27626 to objc_build_throw_stmt.
27627 (c_parser_condition): Fold expression.
27628 (c_parser_asm_operands): Fold expression.
27629 (c_parser_conditional_expression): Use c_save_expr. Update call
27630 to build_conditional_expr.
27631 (c_parser_alignof_expression): Update call to groktypename.
27632 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27633 original_code. Fold expression argument of va_arg. Create
27634 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27635 argument to va_arg. Update calls to groktypename. Fold array
27636 index for offsetof. Verify that first argument to
27637 __builtin_choose_expr has integer type.
27638 (c_parser_postfix_expression_after_paren_type): Update calls to
27639 groktypename and build_compound_literal. Handle expressions with
27640 side effects in type name.
27641 (c_parser_postfix_expression_after_primary): Update call to
27642 c_parser_expr_list. Set original_code for calls to
27643 __builtin_constant_p.
27644 (c_parser_expr_list): Take extra parameter fold_p. Fold
27645 expressions if requested.
27646 (c_parser_objc_type_name): Update call to groktypename.
27647 (c_parser_objc_synchronized_statement): Fold expression.
27648 (c_parser_objc_receiver): Fold expression.
27649 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27650 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27651 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27652 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27653 (struct c_typespec): Add elements expr and expr_const_operands.
27654 (struct c_declspecs): Add elements expr and expr_const_operands.
27655 (groktypename, build_conditional_expr, build_compound_literal):
27657 (in_late_binary_op): Declare.
27658 * c-typeck.c (note_integer_operands): New function.
27659 (in_late_binary_op): New variable.
27660 (decl_constant_value_for_broken_optimization): Move to c-common.c
27661 and rename to decl_constant_value_for_optimization.
27662 (default_function_array_conversion): Do not strip nops.
27663 (default_conversion): Do not call
27664 decl_constant_value_for_broken_optimization.
27665 (build_array_ref): Do not fold result.
27666 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27667 result when operand is a VLA.
27668 (c_expr_sizeof_type): Update call to groktypename. Handle
27669 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27670 result when operand names a VLA type.
27671 (build_function_call): Update call to build_compound_literal.
27672 Only fold result for calls to __builtin_* functions. Strip
27673 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27674 the function designator.
27675 (convert_arguments): Fold arguments. Update call to
27676 convert_for_assignment.
27677 (build_unary_op): Handle increment and decrement of
27678 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27679 decrement earlier. Fold operand of increment and decrement.
27680 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27681 built for integer operand. Wrap returns that are INTEGER_CSTs
27682 without being integer constant expressions or that have integer
27683 constant operands without being INTEGER_CSTs.
27684 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27685 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27686 result is an integer constant expression or can be used in
27687 unevaluated parts of one and avoid folding and wrap as
27688 appropriate. Fold operands before possibly doing -Wsign-compare
27690 (build_compound_expr): Wrap result for C99 if operands can be used
27691 in integer constant expressions.
27692 (build_c_cast): Update call to digest_init. Do not ignore
27693 overflow from casting floating-point constants to integers. Wrap
27694 results that could be confused with integer constant expressions,
27695 null pointer constants or floating-point constants.
27696 (c_cast_expr): Update call to groktypename. Handle expressions
27697 included in type name.
27698 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27699 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27700 Update calls to convert_for_assignment.
27701 (convert_for_assignment): Take new parameter
27702 null_pointer_constant. Do not strip nops or call
27703 decl_constant_value_for_broken_optimization. Set
27704 in_late_binary_op for conversions to boolean.
27705 (store_init_value): Update call to digest_init.
27706 (digest_init): Take new parameter null_pointer_constant. Do not
27707 call decl_constant_value_for_broken_optimization. pedwarn for
27708 initializers not constant expressions. Update calls to
27709 convert_for_assignment.
27710 (constructor_nonconst): New.
27711 (struct constructor_stack): Add nonconst element.
27712 (really_start_incremental_init, push_init_level, pop_init_level):
27713 Handle constructor_nonconst and nonconst element.
27714 (set_init_index): Call constant_expression_warning for array
27716 (output_init_element): Fold value. Set constructor_nonconst as
27717 applicable. pedwarn for initializers not constant expressions.
27718 Update call to digest_init. Call constant_expression_warning
27719 where constant initializers are required.
27720 (process_init_element): Use c_save_expr.
27721 (c_finish_goto_ptr): Fold expression.
27722 (c_finish_return): Fold return value. Update call to
27723 convert_for_assignment.
27724 (c_start_case): Fold switch expression.
27725 (c_process_expr_stmt): Fold expression.
27726 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27727 ensure statement expression is not evaluated in constant expression.
27728 (build_binary_op): Track whether results are integer constant
27729 expressions or may occur in such, disable folding and wrap results
27730 as applicable. Fold operands for -Wsign-compare warnings unless
27732 (c_objc_common_truthvalue_conversion): Handle results folded to
27733 integer constants that are not integer constant expressions.
27734 * doc/extend.texi: Document when typeof operands are evaluated,
27735 that condition of __builtin_choose_expr is an integer constant
27736 expression, and more about use of __builtin_constant_p in
27739 2009-03-29 Richard Guenther <rguenther@suse.de>
27741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27742 propagate addresses of array references.
27744 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27746 * regmove.c (perhaps_ends_bb_p): Remove.
27747 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27748 from INSN and check that the main loop stays within that basic block.
27749 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27750 (regmove_forward_pass): Split out from regmove_optimize. Use
27751 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27752 (regmove_backward_pass): Split out from regmove_optimize. Use
27753 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27754 (regmove_optimize): Simplify.
27756 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27759 * config/i386/i386.c (classify_argument): Ignore flexible array
27760 member in struct and warn ABI change.
27762 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27764 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27766 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27767 (ix86_adjust_cost): Updated.
27769 2009-03-29 Jan Hubicka <jh@suse.cz>
27771 PR middle-end/28850
27772 * tree-pass.h (pass_cleanup_eh): New function.
27773 (remove_unreachable_regions): Break code handling RTL
27774 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27775 that can not be reached by runtime.
27776 (can_be_reached_by_runtime): New function.
27777 (label_to_region_map): New function.
27778 (num_eh_regions): New function.
27779 (rtl_remove_unreachable_regions): New function.
27780 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27781 (remove_eh_region): New function.
27782 * except.h: Include sbitmap and vecprim.
27783 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27784 num_eh_regions): Declare.
27785 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27786 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27787 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27788 (tree_empty_eh_handler_p): New function.
27789 (cleanup_empty_eh): New function.
27790 (cleanup_eh): New function.
27791 (pass_cleanup_eh): New function.
27793 2009-03-29 Jan Hubicka <jh@suse.cz>
27795 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27796 for removed regions.
27798 2009-03-29 Jan Hubicka <jh@suse.cz>
27800 * except.c (dump_eh_tree): Dump all datastructures.
27802 2009-03-29 Jan Hubicka <jh@suse.cz>
27804 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27805 (duplicate_eh_regions_1): Likewise.
27806 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27807 vector; call EH verification.
27808 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27809 Be ready for region being removed.
27811 2009-03-29 Jan Hubicka <jh@suse.cz>
27813 * bitmap.c (bitmap_last_set_bit): New function.
27814 * bitmap.h (bitmap_last_set_bit): Declare.
27816 2009-03-29 David Ayers <ayers@fsfe.org>
27819 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27820 by calling objc_compare_types and surpress warnings about
27821 incompatible C pointers that are compatible ObjC pointers.
27823 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27825 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27826 call initialize_inline_failed.
27827 (initialize_inline_failed): Move it from here ...
27828 * cgraph.c (initialize_inline_failed): ... to here.
27829 (cgraph_create_edge): Call initialize_inline_failed rather than
27830 setting inline_failed directly.
27832 2009-03-29 Ben Elliston <bje@au.ibm.com>
27835 * sysv4.opt (msdata): Improve comment.
27836 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27837 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27839 2009-03-29 Ben Elliston <bje@au.ibm.com>
27842 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27843 load and store attributes.
27845 2009-03-29 Ben Elliston <bje@au.ibm.com>
27847 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27848 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27849 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27850 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27851 __builtin_infq and __builtin_huge_valq.
27853 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27855 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27857 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27858 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27860 2009-03-28 Xinliang David Li <davidxl@google.com>
27862 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27863 (do_dbg_cnt): New function.
27865 2009-03-28 Jan Hubicka <jh@suse.cz>
27867 Merge from pretty-ipa:
27869 2009-03-27 Jan Hubicka <jh@suse.cz>
27871 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27872 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27873 * passes.c (function_called_by_processed_nodes_p): New.
27874 * ipa-pure-const.c (check_call): Fix handling of operands.
27875 (analyze_function): Dump debug output for skipped bodies.
27876 (local_pure_const): Use function_called_by_processed_nodes_p.
27877 * dwarf2out.c (reference_to_unused): Use output.
27878 * passes.c (do_per_function_toporder): Likewise.
27880 2008-11-12 Jan Hubicka <jh@suse.cz>
27882 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27883 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27884 state_set_in_source enum
27885 (check_decl): Ignore memory tags; do not set fake looping flags;
27887 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27888 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27889 (check_call, analyze_function): Rewrite.
27891 (add_new_function): Update call of analyze_function.
27892 (generate_summary): Add call of analyze_function.
27893 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27894 (local_pure_const): New function.
27895 (pass_local_pure_const): New pass.
27896 * ipa-inline.c (inline_transform): Set after_inlining.
27897 * tree-eh.c (stmt_can_throw_external): New.
27898 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27899 work with aliasing built.
27900 * tree-flow.h (stmt_can_throw_external): New.
27901 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27902 and local pure/const pass in early and late optimization queue.
27904 2009-03-28 Martin Jambor <mjambor@suse.cz>
27906 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27908 (fold_binary): Allow function decl aligment consideration is the
27909 second argument is integer constant one.
27910 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27911 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27912 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27914 2009-03-28 Jan Hubicka <jh@suse.cz>
27916 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27917 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27918 * function.h (rtl_data): Add nothrow flag.
27919 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27920 set DECL_NOTHROW for AVAILABLE functions.
27922 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27924 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27925 following vector keyword has expansion starting with pixel or bool
27926 keyword, expand vector to __vector and pixel or bool to __pixel or
27930 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27931 warn_if_disallowed_function_p): Removed.
27932 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27933 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27934 warning_if_disallowed_function_p.
27935 * flags.h (warn_if_disallowed_function_p,
27936 warn_disallowed_functions): Removed.
27937 * common.opt (Wdisallowed-function-list=): Removed.
27938 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27940 2009-03-28 Richard Guenther <rguenther@suse.de>
27942 PR tree-optimization/38723
27943 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27946 2009-03-28 Jan Hubicka <jh@suse.cz>
27948 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27949 test introduced by my previous patch.
27951 2009-03-28 Richard Guenther <rguenther@suse.de>
27953 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27954 the PHIs value undefined.
27956 2009-03-28 Jan Hubicka <jh@suse.cz>
27958 * tree-pass.h (pass_fixup_cfg): New pass.
27959 * ipa-inline.c (inline_transform): Set
27960 always_inline_functions_inlined/after_inlining.
27961 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27962 (pass_fixup_cfg): New pass.
27963 * passes.c (init_optimization_passes): Add fixup_cfg.
27965 2009-03-28 Richard Guenther <rguenther@suse.de>
27967 PR tree-optimization/38458
27968 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27969 argument use the arguments copy-of value.
27971 2009-03-28 Richard Guenther <rguenther@suse.de>
27973 PR tree-optimization/38180
27974 * tree-ssa-ccp.c (get_default_value): Simplify.
27975 (likely_value): Likewise.
27976 (surely_varying_stmt_p): Properly handle VOP case.
27977 (ccp_initialize): Likewise.
27978 (ccp_fold): Handle propagating through *&.
27979 (fold_const_aggregate_ref): Also handle decls.
27981 2009-03-28 Jan Hubicka <jh@suse.cz>
27983 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27984 * cgraph.h (cgraph_node): Likewise.
27985 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27986 (cgraph_reset_node): Use process flag.
27987 (cgraph_mark_functions_to_output): Likewise.
27988 (cgraph_expand_function): Likewise.
27989 (cgraph_expand_all_functions): Likewise.
27990 (cgraph_output_in_order): Likewise.
27991 * dwarf2out.c (reference_to_unused): Likewise.
27992 * passes.c do_per_function_toporder): Likewise.
27994 2009-03-28 Jan Hubicka <jh@suse.cz>
27996 Bring from lto-branch:
27998 2008-09-03 Doug Kwan <dougkwan@google.com>
28000 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28001 enums instead of reason strings.
28002 * cgraph.c (cgraph_create_edge): Same.
28003 (cgraph_inline_failed_string): New function.
28004 * cgraph.h (cgraph_inline_failed_t): New enum type.
28005 (cgraph_inline_failed_string): New prototype.
28006 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28007 char pointer to cgraph_inline_failed_t.
28008 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28009 (cgraph_default_inline_p): Ditto.
28010 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28011 to cgraph_inline_failed_t pointer.
28012 * cif-code.def: New file.
28013 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28015 (cgraph_check_inline_limits): Change type of REASON to pointer to
28016 cgraph_inline_failed_t. Replace reason strings with enums.
28017 (cgraph_default_inline_p): Ditto.
28018 (cgraph_recursive_inlining_p): Ditto.
28019 (update_caller_keys): Change type of FAILED_REASON to
28020 cgraph_inline_failed_t.
28021 (cgraph_set_inline_failed): Change type of REASON to pointer to
28022 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28023 convert enums to strings for text output.
28024 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28025 to be of type cgraph_inline_failed_t. Replace reason strings with
28026 enums. Call cgraph_inline_failed_string to covert enums
28027 to strings for text output.
28028 (cgraph_decide_inlining): Replace reason strings with enums.
28029 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28030 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28032 * tree-inline.c (expand_call_inline): Change type of REASON
28033 to cgraph_inline_failed_t. Replace reason strings with enums.
28034 Call cgraph_inline_failed_string for text output.
28035 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28038 2009-03-28 Jan Hubicka <jh@suse.cz>
28040 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28041 cgraph_clone_node): Remove master clone handling.
28042 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28043 * cgraph.h (master_clone): Remove.
28044 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28045 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28046 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28048 2009-03-28 Jan Hubicka <jh@suse.cz>
28050 * cgraph.c (cgraph_function_body_availability): Functions declared
28051 inline are always safe to assume that it is not going to be replaced.
28053 2009-03-28 Richard Guenther <rguenther@suse.de>
28055 PR tree-optimization/38513
28056 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28057 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28058 EXC_PTR_EXPR and FILTER_EXPR.
28059 (get_ref_from_reference_ops): Likewise.
28061 2009-03-28 Richard Guenther <rguenther@suse.de>
28063 PR tree-optimization/38968
28064 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28065 Use FLOOR_MOD_EXPR to compute misalignment.
28067 2009-03-28 Richard Guenther <rguenther@suse.de>
28069 PR tree-optimization/37795
28070 * tree.h (combine_comparisons): Declare.
28071 * fold-const.c (combine_comparisons): Export.
28072 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28074 (ifcombine_iforif): Use combine_comparisons.
28076 2009-03-28 Jan Hubicka <jh@suse.cz>
28078 * tree-eh.c (inlinable_call_p): New function.
28079 (make_eh_edges): Use it.
28080 (verify_eh_edges): Use it.
28081 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28082 * except.c (reachable_next_level): Add inlinable_function argument
28083 (sjlj_find_directly_reachable_regions): Update.
28084 (add_reachable_handler): Do not set saw_any_handlers.
28085 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28086 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28087 Add new inlinable call parameter.
28088 (can_throw_internal, can_throw_external): Update.
28089 * except.h (can_throw_internal_1, can_throw_external_1,
28090 foreach_reachable_handler): Update declaration.
28092 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28094 * config/arm/t-arm-coff, config/h8300/coff.h,
28095 config/i386/i386-aout.h, config/i386/i386-coff.h,
28096 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28097 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28098 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28099 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28100 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28101 sys-types.h: Remove.
28102 * Makefile.in: Remove protoize and fixproto support and references
28104 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28105 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28107 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28108 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28109 unprotoize$(exeext).
28110 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28111 (.PHONY): Don't depend on proto.
28112 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28113 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28114 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28115 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28116 build/gen-protos.o, build/scan.o, xsys-protos.h,
28117 build/fix-header$(build_exeext), build/fix-header.o,
28118 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28119 stmp-install-fixproto): Remove.
28120 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28121 SYSCALLS.c or fixproto files.
28122 (install-common): Don't install protoize.
28123 (install-headers-tar, install-headers-cpio, install-headers-cp):
28124 Don't depend on $(STMP_FIXPROTO).
28125 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28126 install fixproto files or write out fixproto settings.
28127 (uninstall): Don't uninstall protoize.
28128 * config.gcc (use_fixproto): Remove.
28129 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28130 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28131 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28132 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28133 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28134 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28135 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28136 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28137 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28138 * config/t-vxworks (STMP_FIXPROTO): Remove.
28139 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28140 STMP_FIXPROTO): Remove.
28141 * config.in, configure: Regenerate.
28142 * crtstuff.c (gid_t, uid_t): Don't undefine.
28143 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28144 (arm-*-coff, arm-*-aout: Remove target entries.
28145 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28146 Remove mention of AIX 4.1.
28147 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28148 * doc/invoke.texi (Running Protoize): Remove.
28149 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28150 (Protoize Caveats): Remove.
28151 * tsystem.h: Update comments on headers assumed to exist.
28153 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28155 * genautomata.c: Add a new year to the copyright. Add a new
28157 (struct insn_reserv_decl): Add comments for member bypass_list.
28158 (find_bypass): Remove.
28159 (insert_bypass): New.
28160 (process_decls): Use insert_bypass.
28161 (output_internal_insn_latency_func): Output all bypasses with the
28162 same input insn in one switch case.
28164 * rtl.def (define_bypass): Describe bypass choice.
28165 * doc/md.texi (define_bypass): Ditto.
28167 2009-03-27 Richard Guenther <rguenther@suse.de>
28169 * gimplify.c (mark_addressable): Export.
28170 * tree-flow.h (mark_addressable): Declare.
28171 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28172 * tree-ssa.c (verify_phi_args): Verify that address taken
28173 variables have TREE_ADDRESSABLE set.
28175 2009-03-27 Richard Guenther <rguenther@suse.de>
28177 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28178 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28179 Do not mark decls TREE_ADDRESSABLE.
28180 (build_fold_addr_expr): Adjust.
28181 (fold_addr_expr): Remove.
28182 (fold_unary): Use build_fold_addr_expr.
28183 (fold_comparison): Likewise.
28184 (split_address_to_core_and_offset): Likewise.
28185 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28187 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28188 (gimplify_modify_expr_to_memcpy): Mark source and destination
28190 * omp-low.c (create_omp_child_function): Mark the object decl
28192 (lower_rec_input_clauses): Mark the var we take the address of
28194 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28196 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28198 PR middle-end/39315
28199 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28200 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28202 2009-03-27 Richard Guenther <rguenther@suse.de>
28204 PR tree-optimization/39120
28205 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28207 (handle_lhs_call): Process return constraints. Add escape
28208 constraints if necessary.
28209 (handle_const_call): Fill out return constraints. Make nested
28210 case more precise. Avoid consttmp if possible.
28211 (handle_pure_call): Fill out return constraints. Avoid
28212 callused if possible.
28213 (find_func_aliases): Simplify call handling.
28215 2009-03-27 Richard Guenther <rguenther@suse.de>
28217 PR tree-optimization/39120
28218 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28219 as a representative.
28220 (solve_graph): Do propagate CALLUSED.
28221 (handle_pure_call): Use a scalar constraint from CALLUSED for
28223 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28226 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28229 * c-common.c (handle_aligned_attribute): Properly check alignment
28230 overflow. Use (1U << i) instead of (1 << i).
28232 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28234 * expr.h (get_mem_align_offset): Updated.
28236 * tree.h (tree_decl_common): Change align to "unsigned int" and
28237 move it before pointer_alias_set.
28239 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28240 Jakub Jelinek <jakub@redhat.com>
28243 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28244 gr_register_operand with gr_reg_or_0_operand.
28245 (cmpxchg_rel_di): Likewise.
28246 (sync_lock_test_and_set<mode>): Likewise.
28248 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28250 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28251 (true_regnum): Likewise.
28253 * rtlanal.c (subreg_info): Moved to ...
28254 * rtl.h (subreg_info): Here. New.
28255 (subreg_get_info): New.
28257 * rtlanal.c (subreg_get_info): Make it extern.
28259 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28262 * config/i386/i386.c (ix86_abi): New.
28263 (override_options): Handle -mabi=.
28264 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28265 (ix86_call_abi_override): Likewise.
28266 (init_cumulative_args): Likewise.
28267 (function_arg_advance): Likewise.
28268 (function_arg_64): Likewise.
28269 (function_arg): Likewise.
28270 (ix86_pass_by_reference): Likewise.
28271 (ix86_function_value_regno_p): Likewise.
28272 (ix86_build_builtin_va_list_abi): Likewise.
28273 (setup_incoming_varargs_64): Likewise.
28274 (is_va_list_char_pointer): Likewise.
28275 (ix86_init_machine_status): Likewise.
28276 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28277 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28278 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28279 (ix86_function_abi): Make it static and return enum calling_abi.
28280 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28282 (ix86_fn_abi_va_list): Updated.
28284 * config/i386/i386.h (ix86_abi): New.
28285 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28286 (CONDITIONAL_REGISTER_USAGE): Likewise.
28287 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28288 (machine_function): Likewise.
28290 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28292 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28293 (STACK_BOUNDARY): Likewise.
28294 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28296 * config/i386/i386.opt (mabi=): New.
28298 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28299 return enum calling_abi.
28300 (ix86_function_type_abi): Likewise.
28301 (ix86_function_abi): Removed.
28303 * doc/invoke.texi: Document -mabi= option for x86.
28305 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28307 * builtins.c (real_dconstp): Delete.
28308 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28310 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28311 Jakub Jelinek <jakub@redhat.com>
28314 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28315 (gen_subprogram_die): When a function is explicit, generate the
28316 DW_AT_explicit attribute.
28317 * langhooks.h (struct lang_hooks_for_decls): Add
28318 function_decl_explicit_p langhook.
28319 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28320 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28322 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28324 * builtins.c (fold_builtin_memory_op): Optimize memmove
28325 into memcpy if we can prove source and destination don't overlap.
28327 * tree-inline.c: Include gt-tree-inline.h.
28328 (clone_fn_id_num): New variable.
28329 (clone_function_name): New function.
28330 (tree_function_versioning): Use it.
28331 * Makefile.in (GTFILES): Add tree-inline.c.
28333 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28335 * BASE-VER: Change to 4.5.0.
28337 2009-03-27 Xinliang David Li <davidxl@google.com>
28339 PR tree-optimization/39557
28340 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28342 2009-03-27 Xinliang David Li <davidxl@google.com>
28344 PR tree-optimization/39548
28345 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28348 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28350 * c-common.c (pointer_int_sum): Use %wd on return from
28353 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28355 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28356 on return from tree_low_cst.
28358 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28361 * ginclude/stdarg.h (va_copy): Define also for
28362 __GXX_EXPERIMENTAL_CXX0X__.
28364 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28367 * builtins.h (c_strlen): Do not warn here.
28368 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28369 * c-common.c (pointer_int_sum): Take an explicit location.
28370 Warn about offsets out of bounds.
28371 * c-common.h (pointer_int_sum): Adjust declaration.
28373 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28375 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28378 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28381 * opts.c (warn_if_disallowed_function_p): Don't assume
28382 get_callee_fndecl must return non-NULL.
28384 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28386 PR rtl-optimization/39522
28387 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28388 when reg_reloaded_valid is set.
28390 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28392 * config/spu/divv2df3.c: New file.
28393 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28394 (DPBIT_FUNCS): Filter out _div_df.
28396 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28398 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28399 a jump insn, count that jump in the distance to the loop start.
28401 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28404 * config/sh/sh.c (calc_live_regs): Fix condition for global
28405 registers except PIC_OFFSET_TABLE_REGNUM.
28407 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28410 * doc/invoke.texi (-mconsole): New.
28412 (-mno-cygwin): New.
28414 (-mnop-fun-dllimport): New.
28418 (sub section "i386 and x86-64 Windows Options"): New.
28420 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28422 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28423 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28425 2009-03-25 Richard Guenther <rguenther@suse.de>
28427 PR middle-end/39497
28428 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28431 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28433 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28434 neither of haifa/selective schedulers are working.
28436 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28438 * doc/invoke.texi (Debugging Options): Fix description of
28439 -fno-merge-debug-strings.
28441 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28443 * config/cris/libgcc.ver: New version-script.
28444 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28446 * configure.ac <GAS features, nop mnemonic>: Add pattern
28447 crisv32-*-* for "nop".
28448 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28449 * configure: Regenerate.
28451 2009-03-24 Ira Rosen <irar@il.ibm.com>
28453 PR tree-optimization/39529
28454 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28455 mark_sym_for_renaming for the tag copied to the new vector
28458 2009-03-24 Arthur Loiret <aloiret@debian.org>
28460 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28461 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28462 EXTRA_SPEC_FUNCTIONS.
28463 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28464 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28465 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28466 -march and -mtune options.
28468 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28470 * config/m68k/t-rtems: Add m5329 multilib.
28472 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28473 Jakub Jelinek <jakub@redhat.com>
28476 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28479 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28482 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28483 instead of c_parser_expression_conv, if original_code isn't one of the
28484 4 allowed comparison codes, fail.
28486 2009-03-23 Richard Guenther <rguenther@suse.de>
28488 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28489 * tree.h (struct tree_type): Likewise.
28490 * reload.h (struct insn_chain): Likewise.
28491 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28492 * function.h (struct function): Likewise.
28493 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28495 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28497 PR tree-optimization/39516
28498 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28500 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28502 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28503 should be set true if BITS_PER_WORD of target is bigger than 32
28505 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28507 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28508 Translate -B-options to -rpath-link. Correct existing
28509 rpath-link and conditionalize on !nostdlib.
28511 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28513 * doc/extend.texi (Function Attributes, Variable Attributes):
28515 * doc/invoke.texi (Debugging Options, Optimize Options)
28516 (i386 and x86-64 Options, MCore Options): Likewise.
28518 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28521 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28522 it for block local namespace aliases.
28523 (gen_decl_die): Pass context_die to gen_namespace_die.
28525 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28528 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28529 minimum or maximum value.
28531 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28533 * reginfo.c (globalize_reg): Recompute derived reg sets.
28535 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28538 * libgcc2.c (mprotect): Do not use signed arguments for
28539 VirtualProtect, use DWORD arguments. Also fix the 'may
28540 be used uninitialized' warning for the np variable.
28542 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28545 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28546 functions using regparm calling conventions when not optimizing.
28547 (ix86_function_sseregparm): Similarly for sseregparm calling
28550 2009-03-19 Li Feng <nemokingdom@gmail.com>
28552 PR middle-end/39500
28553 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28554 dependence if the first conflict is after niter iterations.
28556 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28558 PR middle-end/38609
28559 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28560 functions with dynamic stack-pointer adjustments.
28562 2009-03-19 Ben Elliston <bje@au.ibm.com>
28564 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28565 option; change to -msdata=data.
28567 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28569 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28572 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28575 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28577 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28579 * doc/invoke.texi (Code Gen Options): Expand discussion of
28582 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28584 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28585 * matrix-reorg.c (struct matrix_info): Likewise.
28586 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28587 * rtl.h (struct mem_attrs): Likewise.
28588 * df.h (struct df): Likewise.
28589 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28590 * ira-int.h (struct ira_allocno): Likewise.
28591 * df-scan.c (struct df_collection_rec): Likewise.
28592 * ira.c (struct equivalence): Likewise.
28593 * function.c (struct temp_slot): Likewise.
28594 * cfgloop.h (struct loop): Likewise.
28597 * function.c (use_register_for_decl): When not optimizing, disregard
28598 register keyword for variables with types containing methods.
28600 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28602 PR middle-end/39447
28603 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28604 (is_simple_operand): Call contains_component_ref_p before calling data
28605 reference analysis that would fail on COMPONENT_REFs.
28607 * tree-vrp.c (search_for_addr_array): Fix formatting.
28609 2009-03-18 Richard Guenther <rguenther@suse.de>
28611 * tree-vect-transform.c (vect_loop_versioning): Fold the
28612 generated comparisons.
28613 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28614 (slpeel_tree_peel_loop_to_edge): Likewise.
28616 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28618 PR middle-end/37805
28619 * opts.c (print_specific_help): In addition to `undocumented',
28620 accept `separate' and `joined' flags if passed alone. Describe
28621 output by the first matched one of those.
28622 (common_handle_option): Skip over empty strings.
28623 * gcc.c (display_help): Fix help string for `--help='.
28624 * doc/invoke.texi (Option Summary, Overall Options): With
28625 `--help=', classes and qualifiers can both be repeated, but
28626 only the latter can be negated. One should not pass only
28627 negated qualifiers. Fix markup and examples.
28630 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28631 PR middle-end/37805
28632 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28633 and -fhelp=separate.
28635 2009-03-17 Jing Yu <jingyu@google.com>
28637 PR middle-end/39378
28638 * function.h (struct rtl_data): Move is_thunk from here...
28639 (struct function): ...to here.
28640 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28641 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28643 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28645 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28646 (alpha_output_function_end_prologue): Likewise.
28647 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28648 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28649 (rs6000_output_function_epilogue): Likewise.
28650 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28652 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28655 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28656 from different units in a single alternative.
28657 (*truncdfsf_i387): Ditto.
28658 (*truncxfsf2_mixed): Ditto.
28659 (*truncxfdf2_mixed): Ditto.
28661 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28663 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28664 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28667 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28668 unused non-artificial variables when not optimizing.
28671 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28672 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28673 NAMESPACE_DECL in its DECL_INITIAL.
28675 PR middle-end/39443
28676 * optabs.c (set_user_assembler_libfunc): New function.
28677 * expr.h (set_user_assembler_libfunc): New prototype.
28678 * c-common.c: Include libfuncs.h.
28679 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28680 for memcmp, memset, memcpy, memmove and abort.
28681 * Makefile.in (c-common.o): Depend on libfuncs.h.
28684 * dwarf2out.c (gen_inlined_enumeration_type_die,
28685 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28686 gen_tagged_type_instantiation_die): Removed.
28687 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28690 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28693 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28695 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28696 (check-parallel-%): Ditto.
28697 (check-consistency): Ditto.
28699 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28701 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28702 local variable rhs by NULL_TREE.
28704 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28707 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28709 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28712 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28714 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28717 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28718 for ms->sysv ABI calls only in 64bit mode.
28720 * config/i386/i386.md (untyped_call): Support 32bit.
28722 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28724 * doc/extend.texi: Replace x86_65 with x86_64.
28726 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28728 PR tree-optimization/39455
28729 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28730 mismatches for POINTER_TYPE_P (type).
28731 (number_of_iterations_le): Likewise.
28733 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28735 * config/picochip/picochip.c: Removed profiling support.
28736 * config/picochip/picochip.md: Removed profiling instruction.
28737 * config/picochip/picochip.h: Removed profiling builtin.
28739 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28741 * doc/install.texi (--with-host-libstdcxx): Document.
28743 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28746 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28747 generate a warning if the function name does not begin with
28748 "__vector" and the function has either the 'signal' or 'interrupt'
28749 attribute, from here to ...
28750 (avr_declare_function_name): ...here. New function.
28751 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28752 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28754 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28757 * cse.c (fold_rtx): Don't modify original const_arg1 when
28758 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28759 separate variable instead.
28760 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28761 from out of range shift counts.
28762 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28764 2009-03-13 Catherine Moore <clm@codesourcery.com>
28766 * config/i386/x-mingw32 (host-mingw32.o): Replace
28767 diagnostic.h with $(DIAGNOSTIC_H).
28769 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28772 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28774 * config/i386/sync.md (sync_compare_and_swap<mode>,
28775 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28776 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28778 (sync_double_compare_and_swapdi_pic,
28779 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28780 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28782 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28785 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28787 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28790 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28791 (avx_addsubv4df3): Likewise.
28792 (*avx_addsubv4sf3): Likewise.
28793 (sse3_addsubv4sf3): Likewise.
28795 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28798 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28800 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28803 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28804 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28805 registers for allocnos created from user-defined variables.
28807 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28810 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28811 of non-integer mode as well.
28813 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28815 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28816 for functions for which the parameter types are unknown.
28818 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28821 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28822 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28823 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28824 * config/i386/i386.c (ix86_local_alignment): For
28825 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28826 long long variables on the stack to avoid dynamic realignment.
28827 Allow the first argument to be a decl rather than type.
28828 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28830 2009-03-11 Nick Clifton <nickc@redhat.com>
28833 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28835 Add description to mno-lsim option.
28836 * config/mcore/mcore.h: Remove comment about deprecated m4align
28838 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28839 * doc/invoke.texi: Add description of mno-lsim and
28840 mstack-increment options.
28842 * config/fr30/fr30.opt: Document the -mno-lsim option.
28843 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28844 and -mno-lsim options.
28846 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28848 * fold-const.c (fold_comparison): Only call fold_inf_compare
28849 if the mode supports infinities.
28851 2009-03-11 Jason Merrill <jason@redhat.com>
28854 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28855 end already did. Notice GIMPLE_CALL modifications of the result.
28856 Don't copy debug information from an ignored decl or a decl from
28859 2009-03-10 Richard Guenther <rguenther@suse.de>
28860 Nathan Froyd <froydnj@codesourcery.com>
28862 PR middle-end/37850
28863 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28864 (__divMODE3): Likewise.
28866 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28868 PR tree-optimization/39394
28869 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28870 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28872 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28874 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28875 inline asms for register asm ("") declarations.
28877 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28879 * fold-const.c (fold_unary): Fix comment.
28881 2009-03-07 Jan Hubicka <jh@suse.cz>
28884 * tree-inline.c (setup_one_parameter): Do replacement of const
28885 argument by constant in SSA form.
28887 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28889 PR middle-end/38028
28890 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28891 determine alignment passed to assign_stack_local.
28892 (assign_parms_unsplit_complex): Likewise.
28893 * except.c (sjlj_build_landing_pads): Likewise.
28895 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28897 PR middle-end/39360
28898 * tree-flow.h (add_referenced_var): Return bool instead of void.
28899 * tree-dfa.c (add_referenced_var): Return result of
28900 referenced_var_check_and_insert call.
28901 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28902 of referenced_var_check_and_insert.
28905 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28906 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28907 DIE, don't emit it if abstract origin already has it.
28908 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28909 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28911 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28913 * genpreds.c (needs_variable): Fix parentheses at variable name
28915 (write_tm_constrs_h): Indent generated code.
28917 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28919 * doc/extend.texi (Function Attributes): Add documentation
28920 for isr attributes.
28922 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28925 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28926 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28928 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28930 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28933 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28936 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28937 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28939 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28941 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28942 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28943 constants instead of magic numbers.
28944 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28946 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28947 (x86_64_ms_abi_int_parameter_registers): Ditto.
28948 (x86_64_int_return_registers): Ditto.
28949 (ix86_maybe_switch_abi): Ditto.
28950 (ix86_expand_call): Ditto for clobbered_registers array.
28951 (ix86_hard_regno_mode_ok): Ditto.
28952 (x86_extended_QIreg_mentioned_p): Ditto.
28954 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28956 PR tree-optimization/39349
28957 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28959 * combine.c (gen_lowpart_for_combine): Use omode when generating
28962 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28964 PR rtl-optimization/39235
28965 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28967 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28969 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28971 2009-03-04 Richard Guenther <rguenther@suse.de>
28973 PR tree-optimization/39362
28974 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28975 that occur in abnormal PHIs should be varying.
28977 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28979 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28981 (simple_iv): Take loop as an argument instead of statement.
28982 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28983 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28985 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28987 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28988 * matrix-reorg.c (analyze_transpose): Ditto.
28989 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28990 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28991 * tree-predcom.c (ref_at_iteration): Ditto.
28992 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28994 2009-03-04 Richard Guenther <rguenther@suse.de>
28996 PR tree-optimization/39358
28997 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28998 escaped_id and callused_id.
28999 (solve_graph): Likewise.
29001 2009-03-04 Richard Guenther <rguenther@suse.de>
29003 PR tree-optimization/39339
29004 * tree-sra.c (try_instantiate_multiple_fields): Make it
29005 no longer ICE on the above.
29007 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29009 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29010 that fits within Pmode.
29012 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29014 PR middle-end/10109
29015 * tm.texi (LIBCALL_VALUE): Update description.
29017 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29019 PR middle-end/34443
29020 * doc/extend.texi (section): Update description.
29022 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29024 PR middle-end/39345
29025 * tree-inline.c (remapped_type): New.
29026 (can_be_nonlocal): Call remapped_type instead of remap_type.
29028 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29031 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29032 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29034 2009-03-03 Richard Guenther <rguenther@suse.de>
29036 PR middle-end/39272
29037 * tree.c (tree_nonartificial_location): New function.
29038 * tree.h (tree_nonartificial_location): Declare.
29039 * builtins.c (expand_builtin_memory_chk): Provide location
29040 of the call location for artificial function pieces.
29041 (maybe_emit_chk_warning): Likewise.
29042 (maybe_emit_sprintf_chk_warning): Likewise.
29043 (maybe_emit_free_warning): Likewise.
29044 * expr.c (expand_expr_real_1): Likewise.
29046 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29048 PR tree-optimization/39343
29049 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29050 COMPONENT_REF t has ARRAY_TYPE.
29052 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29054 PR middle-end/39335
29055 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29056 when the type precision of the induction variable should be
29057 larger than the type precision of nit.
29058 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29059 * graphite.c (graphite_loop_normal_form): Same.
29060 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29062 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29064 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29065 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29066 numbers to describe clobbered registers.
29067 (*call_value_0_rex64_ms_sysv): Ditto.
29068 * config/i386/mmx.md (mmx_emms): Ditto.
29069 (mmx_femms): Ditto.
29071 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29073 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29076 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29078 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29079 (spu_section_type_flags): New function.
29081 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29083 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29084 reg_class_contents of FLOAT_REGS into a temporary.
29086 2009-03-02 Richard Guenther <rguenther@suse.de>
29087 Ira Rosen <irar@il.ibm.com>
29089 PR tree-optimization/39318
29090 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29091 information to the vectorized statement.
29093 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29095 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29096 variable. Use defined names instead of magic constants for REX SSE
29099 2009-03-01 Richard Guenther <rguenther@suse.de>
29101 PR tree-optimization/39331
29102 * omp-low.c (lower_send_shared_vars): Do not receive new
29103 values for the reference of DECL_BY_REFERENCE parms or results.
29105 2009-03-01 Jan Hubicka <jh@suse.cz>
29108 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29109 BLOCK_NONLOCALIZED_VAR): New macros.
29110 (tree_block): Add nonlocalized_vars.
29111 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29112 gen_decl_die): Add origin argument. Allow generation of die with
29113 origin at hand only.
29114 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29115 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29117 (gen_block_die): Fix checking for unused blocks.
29118 (process_scope_var): Break out from .... ; work with origins only.
29119 (decls_for_scope) ... here; process nonlocalized list.
29120 (dwarf2out_ignore_block): Look for nonlocalized vars.
29121 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29123 (dump_scope_block): Dump them.
29124 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29125 (remap_block): Likewise.
29126 (can_be_nonlocal): New predicate.
29127 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29129 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29131 * configure: Regenerate.
29133 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29135 * optc-gen.awk: No need to duplicate option flags twice.
29136 Reuse help texts for duplicate options which do not have any.
29138 * gcc.c (display_help): Document --version.
29140 * gcc.c (main): If print_help_list and verbose_flag, ensure
29141 driver output comes before subprocess output.
29143 * optc-gen.awk: Assign all remaining fields to help string,
29144 space-separated, for multi-line help in *.opt.
29146 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29147 -Wno-pedantic-ms-format is for MinGW targets only.
29149 * doc/options.texi (Option file format): Fix bad indentation,
29150 restoring dropped sentence.
29152 2009-02-28 Jan Hubicka <jh@suse.cz>
29154 * tree-inline.c (tree_function_versioning): Output debug info.
29156 2009-02-28 Jan Hubicka <jh@suse.cz>
29159 * tree-inline.c (setup_one_parameter): Do not copy propagate
29160 arguments when not optimizing.
29162 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29165 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29166 (avx_addsubv4df3): Likewise.
29167 (*avx_addsubv4sf3): Likewise.
29168 (sse3_addsubv4sf3): Likewise.
29169 (*avx_addsubv2df3): Likewise.
29170 (sse3_addsubv2df3): Likewise.
29171 (avx_unpckhps256): Correct item selectors.
29172 (avx_unpcklps256): Likewise.
29173 (avx_unpckhpd256): Likewise.
29174 (avx_unpcklpd256): Likewise.
29176 2009-02-28 Jan Hubicka <jh@suse.cz>
29178 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29180 (copy_arguments_for_versioning): If var is declared don't declare it.
29181 (tree_function_versioning): First setup substitutions and then copy
29184 2009-02-27 Jan Hubicka <jh@suse.cz>
29187 * cgraph.h (varpool_output_debug_info): Remove.
29188 * cgraphunit.c (varpool_output_debug_info): Remove.
29189 * dwarf2out.c (deferred_locations_struct): New struct
29190 (deferred_locations): New type.
29191 (deferred_locations_list): New static var.
29192 (deffer_location): New function.
29193 (gen_variable_die): Use it.
29194 (decls_for_scope): Output info on local static vars.
29195 (dwarf2out_finish): Process deferred locations.
29196 * varpool.c (varpool_output_debug_info): Remove.
29198 2009-02-27 Jan Hubicka <jh@suse.cz>
29201 * tree.h (TREE_PROTECTED): Fix comment.
29202 (BLOCK_HANDLER_BLOCK): Remove.
29203 (struct tree_block): Remove handler_block add body_block.
29204 (inlined_function_outer_scope_p): New.
29205 (is_body_block): Remove.
29206 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29207 * dwarf2out.c (is_inlined_entry_point): Remove.
29208 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29209 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29211 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29212 * gimplify.c (gimplify_expr): Gimplify body blocks.
29213 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29214 block with multiple subblocks.
29215 (dump_scope_block): Prettier output; dump more flags and info.
29216 (dump_scope_blocks): New.
29217 (remove_unused_locals): Use dump_scope_blocks.
29218 * tree-flow.h (dump_scope_blocks): Declare.
29219 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29220 * stmt.c (is_body_block): Remove.
29221 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29222 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29224 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29226 PR middle-end/39308
29227 * graphite.c (graphite_loop_normal_form): Do not call
29228 number_of_iterations_exit from a gcc_assert.
29230 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29232 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29233 jumps if COND is NULL.
29234 (find_cond_jump): New function.
29235 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29236 * config/s390/s390.md: Remove z10_cobra attribute value.
29238 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29240 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29241 force_const_mem returns NULL_RTX.
29243 2009-02-26 Jan Hubicka <jh@suse.cz>
29246 * cgraph.h (varpool_output_debug_info): Remove.
29247 * cgraphunit.c (varpool_output_debug_info): Remove.
29248 * dwarf2out.c (deferred_locations_struct): New struct
29249 (deferred_locations): New type.
29250 (deferred_locations_list): New static var.
29251 (deffer_location): New function.
29252 (gen_variable_die): Use it.
29253 (decls_for_scope): Output info on local static vars.
29254 (dwarf2out_finish): Process deferred locations.
29255 * varpool.c (varpool_output_debug_info): Remove.
29257 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29259 PR rtl-optimization/39241
29260 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29261 to subreg_offset_representable_p.
29263 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29265 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29266 execute function prototype. Get f and nregs from max_reg_num
29267 and get_insns. Remove the first backward pass as it's dead,
29268 guard the forward pass by flag_expensive_optimizations.
29269 (rest_of_handle_regmove): Delete.
29270 (pass_regmove): Replace it with regmove_optimize.
29272 2009-02-25 Martin Jambor <mjambor@suse.cz>
29274 PR tree-optimization/39259
29275 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29276 calls_alloca function flags.
29277 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29278 calls are detected.
29280 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29282 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29283 flags_set_1_rtx, flags_set_1_set): Delete.
29284 (regmove_optimize): Do not call mark_flags_life_zones.
29286 2009-02-24 Julian Brown <julian@codesourcery.com>
29289 * config/arm/arm.c (require_pic_register): Only set
29290 cfun->machine->pic_reg once per function.
29292 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29294 * doc/invoke.texi (Link Options): Document an easier way to pass
29295 options that take arguments to the GNU linker using -Xlinker and -Wl.
29297 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29300 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29302 2009-02-24 Richard Guenther <rguenther@suse.de>
29305 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29307 2009-02-24 Richard Guenther <rguenther@suse.de>
29308 Zdenek Dvorak <ook@ucw.cz>
29310 PR tree-optimization/39233
29311 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29312 from converting them to a generic type.
29314 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29316 PR tree-optimization/39260
29317 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29318 contains a condition with a real type.
29319 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29321 2009-02-23 Jason Merrill <jason@redhat.com>
29324 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29325 narrowing_initializer_constant_valid_p.
29326 (narrowing_initializer_constant_valid_p): Don't return
29327 null_pointer_node for adding a pointer to itself.
29329 2009-02-23 Jan Hubicka <jh@suse.cz>
29332 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29335 2009-02-23 Jan Hubicka <jh@suse.cz>
29337 PR tree-optimization/37709
29338 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29339 * tree.h (block_ultimate_origin): Declare.
29340 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29341 * tree-ssa-live.c (remove_unused_scope_block_p):
29342 Eliminate blocks containig no instructions nor live variables nor
29344 (dump_scope_block): New function.
29345 (remove_unused_locals): Enable removal of dead blocks by default;
29346 enable dumping at TDF_DETAILS.
29348 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29350 * config/i386/i386.c (classify_argument): Don't allow COImode
29352 (function_arg_advance_32): Don't allow OImode.
29353 (function_arg_32): Likewise.
29354 (function_value_32): Likewise.
29355 (return_in_memory_32): Likewise.
29356 (function_arg_64): Remove OImode comment.
29358 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29361 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29362 ix86_expand_vector_set for V4DImode in 64bit mode only.
29363 (ix86_expand_vector_init_one_var): Likewise.
29365 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29367 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29369 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29372 * loop-iv.c: Revert last change.
29373 * emit-rtl.c: Likewise.
29375 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29378 * config/i386/i386.c (type_natural_mode): Remove an extra
29379 space in the warning message.
29380 (function_value_32): Handle 32-byte vector modes.
29381 (return_in_memory_32): Likewise.
29383 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29385 * loop-iv.c (truncate_value): New function.
29386 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29388 (lowpart_subreg): Move to...
29389 * emit-rtl.c: ...here.
29391 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29393 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29394 accidental and undocumented change at revision 140860.
29396 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29398 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29399 take gimple_seq * arguments.
29400 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29401 types_compatible_p langhook.
29403 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29404 Joseph Myers <joseph@codesourcery.com>
29406 * config/arm/arm.c (arm_builtin_va_list): New function.
29407 (arm_expand_builtin_va_start): Likewise.
29408 (arm_gimplify_va_arg_expr): Likewise.
29409 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29410 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29411 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29412 (va_list_type): New variable.
29413 (arm_mangle_type): Mangle va_list_type appropriately.
29415 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29417 PR middle-end/39157
29418 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29419 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29420 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29421 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29422 parameter to 1000 for -O1 by default.
29423 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29425 * loop-invariant.c: Include params.h.
29426 (move_loop_invariants): Don't call move_single_loop_invariants on
29429 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29431 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29432 offset when calculating bounds for indexing stack_usage_map. Fixes
29433 a buffer overflow with certain target setups.
29435 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29438 * calls.c (expand_call): Clear try_tail_call if caller and callee
29439 disagree in promotion of function return value.
29441 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29444 * c-common.c (c_determine_visibility): If visibility changed and
29445 DECL_RTL has been already set, call make_decl_rtl to update symbol
29448 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29451 * varasm.c (assemble_variable): Don't check DECL_NAME when
29452 globalizing a variable.
29454 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29457 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29458 expression before any __builtin_trap call.
29459 * c-typeck.c (build_function_call): Convert and check function
29460 arguments before generating a call to a trap. Evaluate the
29461 function arguments before the trap.
29463 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29466 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29467 (UNSPEC_FXAM_MEM): New unspec.
29468 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29469 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29470 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29472 2009-02-19 Richard Guenther <rguenther@suse.de>
29474 PR tree-optimization/39207
29475 PR tree-optimization/39074
29476 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29477 storedanything_tree): New.
29478 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29479 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29480 (build_succ_graph): Add edges from STOREDANYTHING to all
29482 (init_base_vars): Initialize STOREDANYTHING.
29483 (compute_points_to_sets): Free substitution info after
29484 building the succ graph.
29485 (ipa_pta_execute): Likewise.
29487 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29489 (do_ds_constraint): Do not add to special var or non-pointer
29491 (type_could_have_pointers): Split out from ...
29492 (could_have_pointers): ... here. For arrays use the element type.
29493 (create_variable_info_for): Initialize may_have_pointers.
29494 (new_var_info): Likewise.
29495 (handle_lhs_call): Make the HEAP variable unknown-sized.
29496 (intra_create_variable_infos): Use a type with pointers for
29497 PARM_NOALIAS, make it unknown-sized.
29499 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29502 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29504 2009-02-18 Jason Merrill <jason@redhat.com>
29507 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29508 value if DECL_EXTERNAL.
29509 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29510 * target.h (gcc_target::binds_local_p): Clarify "module".
29511 * tree.h (TREE_PUBLIC): Clarify "module".
29513 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29516 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29517 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29519 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29522 * c.opt (Wabi): Support C and ObjC.
29525 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29527 * config/i386/i386.c (classify_argument): Warn once about the ABI
29528 change when passing union with long double.
29530 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29532 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29535 * c-parser.c (c_parser_compound_statement): Always enter and leave
29538 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29541 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29543 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29545 PR tree-optimization/36922
29546 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29547 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29550 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29552 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29555 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29557 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29559 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29561 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29564 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29565 Richard Sandiford <rdsandiford@googlemail.com>
29567 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29568 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29569 (loongson_biadd): ...this.
29571 2009-02-17 Richard Guenther <rguenther@suse.de>
29573 PR tree-optimization/39202
29574 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29575 a var make sure to follow existing collapses.
29577 2009-02-17 Richard Guenther <rguenther@suse.de>
29579 PR middle-end/39214
29580 * langhooks.c (lhd_print_error_function): Check for NULL block.
29582 2009-02-17 Richard Guenther <rguenther@suse.de>
29584 PR tree-optimization/39204
29585 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29588 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29590 * config/soft-fp/double.h: Update from glibc CVS.
29592 2009-02-17 Richard Guenther <rguenther@suse.de>
29594 PR tree-optimization/39207
29595 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29596 strict-aliasing warnings for pointers pointing to NULL.
29598 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29601 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29602 skipping until next close brace.
29604 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29607 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29608 to function argument boundary.
29610 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29612 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29613 in the lea_add. Reload eventually constraints it properly.
29614 * config/picochip/constraints.md: Remove the target constraint
29615 "b", since it is not needed anymore.
29617 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29619 * gthr-dce.h: Uglify function parameter and local variable names.
29620 * gthr-gnat.h: Likewise.
29621 * gthr-mipssde.h: Likewise.
29622 * gthr-nks.h: Likewise.
29623 * gthr-posix95.h: Likewise.
29624 * gthr-posix.h: Likewise.
29625 * gthr-rtems.h: Likewise.
29626 * gthr-single.h: Likewise.
29627 * gthr-solaris.h: Likewise.
29628 * gthr-tpf.h: Likewise.
29629 * gthr-vxworks.h: Likewise.
29630 * gthr-win32.h: Likewise.
29632 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29635 * config/i386/i386.md: Restrict the new peephole2 to move
29636 between MMX/SSE registers.
29638 2009-02-15 Richard Guenther <rguenther@suse.de>
29641 2009-02-13 Richard Guenther <rguenther@suse.de>
29643 * configure.ac: Enable LFS.
29644 * configure: Re-generate.
29645 * config.in: Likewise.
29647 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29649 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29650 spu_srqwbyte, spu_srqwbytebc): Define.
29651 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29652 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29653 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29654 "shrqby_<mode>"): New insn-and-split patterns.
29655 * config/spu/spu.c (expand_builtin_args): Determine and return
29656 number of operands using spu_builtin_description data.
29657 (spu_expand_builtin_1): Use it.
29659 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29662 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29665 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29668 * config/i386/i386.c (override_options): Correct warning
29669 messages for -malign-loops, -malign-jumps and -malign-functions.
29671 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29674 * config/i386/i386.md: Restrict the new peephole2 to move
29675 between the general purpose registers.
29677 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29680 * config/i386/i386.c (type_natural_mode): Add a new argument.
29681 Return the original mode and warn ABI change if vector size is 32byte.
29682 (function_arg_advance): Updated.
29683 (function_arg): Likewise.
29684 (ix86_function_value): Likewise.
29685 (ix86_return_in_memory): Likewise.
29686 (ix86_sol10_return_in_memory): Likewise.
29687 (ix86_gimplify_va_arg): Likewise.
29688 (function_arg_32): Don't warn ABX ABI change here.
29689 (function_arg_64): Likewise.
29691 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29693 * loop-iv.c (implies_p): In the final case, test that operands 0
29694 of the two comparisons match.
29696 * config/bfin/bfin.c (find_prev_insn_start): New function.
29697 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29698 (find_next_insn_start): Move.
29700 2009-02-13 Richard Guenther <rguenther@suse.de>
29702 * configure.ac: Enable LFS.
29703 * configure: Re-generate.
29704 * config.in: Likewise.
29706 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29709 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29710 sizes on syntax error after some arguments have been parsed.
29712 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29714 * doc/invoke.texi (-fira): Remove.
29716 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29718 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29719 * recog.c: Likewise.
29722 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29724 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29725 (umul_ppmm): Likewise.
29726 (count_leading_zeros): Likewise.
29727 (count_trailing_zeros): Likewise.
29728 (UMUL_TIME): Likewise.
29730 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29732 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29733 soft-fp/t-softfp to tmake_file.
29735 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29736 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29737 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29738 IA64_BUILTIN_INFQ]: New.
29739 (ia64_init_builtins): Initialize __builtin_infq,
29740 __builtin_fabsq and __builtin_copysignq if not HPUX.
29741 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29742 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29744 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29746 (__fixtfti): Likewise.
29747 (__fixunstfti): Likewise.
29748 (__floattitf): Likewise.
29750 * config/ia64/libgcc-glibc.ver: New.
29751 * config/ia64/t-fprules-softfp: Likewise.
29752 * config/ia64/sfp-machine.h: Likewise.
29754 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29755 (LIBGCC2_TF_CEXT): Likewise.
29756 (TF_SIZE): Likewise.
29757 (TARGET_INIT_LIBFUNCS): Likewise.
29759 * config/ia64/t-glibc (SHLINB_MAPFILES):
29760 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29762 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29764 * config/i386/i386.c (construct_container): Rewrite processing
29765 BLKmode with X86_64_SSE_CLASS.
29767 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29770 * config/i386/i386.md: Replace simplify_replace_rtx with
29771 replace_rtx in the new peephole2.
29773 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29775 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29776 loop unrolling do not happen at -O2.
29778 2009-02-12 Michael Matz <matz@suse.de>
29780 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29782 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29784 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29787 2009-02-12 Ben Elliston <bje@au.ibm.com>
29789 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29790 patterns when updating the back chain. Missed in the 2009-02-10
29793 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29795 * doc/extend.texi (Decimal Floating Types): Update identifier of
29796 draft TR and list of missing support.
29798 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29800 PR middle-end/39154
29801 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29802 bit to variable length decl's flags, add it also to its
29803 pointer replacement variable.
29805 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29806 Jakub Jelinek <jakub@redhat.com>
29809 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29810 (memory_blockage): New expander.
29811 (*memory_blockage): New insn pattern.
29812 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29813 instead of general blockage at the end of function prologue when
29814 frame pointer is used to access red zone area. Do not emit blockage
29815 when profiling, it is emitted in generic code.
29816 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29817 function epilogue when frame pointer is used to access red zone area.
29819 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29822 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29823 by arithmetic with memory operands.
29824 * config/i386/predicates.md (commutative_operator): New.
29826 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29828 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29831 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29833 * alias.h (record_alias_subset): Declare.
29834 * alias.c (record_alias_subset): Make global.
29836 2009-02-10 Nick Clifton <nickc@redhat.com>
29838 * tree-parloops.c: Change license to GPLv3.
29839 * ipa-struct-reorg.c: Change license to GPLv3.
29840 * ipa-struct-reorg.h: Change license to GPLv3.
29842 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29845 * c-decl.c (start_struct): Return NULL on error.
29847 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29849 PR middle-end/39124
29850 * cfgloopmanip.c (remove_path): Call remove_bbs after
29851 cancel_loop_tree, not before it.
29854 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29855 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29856 VAR_DECLs were seen.
29857 * tree-ssa-live.c (remove_unused_locals): Recompute
29858 cfun->has_local_explicit_reg_vars.
29859 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29860 copies or clearings if cfun->has_local_explicit_reg_vars.
29862 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29865 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29866 of function prologue when frame pointer is used to access
29869 2009-02-10 Richard Guenther <rguenther@suse.de>
29871 PR middle-end/39127
29872 * gimplify.c (gimple_regimplify_operands): Always look if
29873 we need to create a temporary.
29875 2009-02-10 Richard Guenther <rguenther@suse.de>
29877 PR tree-optimization/39132
29878 * tree-loop-distribution.c (todo): New global var.
29879 (generate_memset_zero): Trigger TODO_rebuild_alias.
29880 (tree_loop_distribution): Return todo.
29882 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29885 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29886 (x86_64_reg_class_name): Removed.
29887 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29888 first one isn't X86_64_SSE_CLASS or any other ones aren't
29889 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29890 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29891 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29892 and 3 X86_64_SSEUP_CLASS.
29893 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29894 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29896 2009-02-10 Ben Elliston <bje@au.ibm.com>
29898 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29899 form instruction to update the stack back chain word, even if the
29900 user has disabled the generation of update instructions.
29901 (movdi_<mode>_update_stack): New.
29902 (movsi_update_stack): Likewise.
29903 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29904 always use an update form instruction to update the stack back
29907 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29909 PR middle-end/38953
29910 * graphite.c (if_region_set_false_region): After moving a region in
29911 the false branch of a condition, remove the empty dummy basic block.
29912 (gloog): Remove wrong fix for PR38953.
29914 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29916 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29917 generation due to implicit sign extension.
29919 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29921 PR middle-end/38981
29922 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29923 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29925 2009-02-09 Richard Guenther <rguenther@suse.de>
29927 PR middle-end/35202
29928 * convert.c (convert_to_real): Disable (float)fn((double)x)
29929 to fnf(x) conversion if errno differences may occur and
29930 -fmath-errno is set.
29932 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29934 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29935 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29936 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29938 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29941 * c-common.c (handle_alias_attribute): Disallow attribute for
29942 anything not a FUNCTION_DECL or VAR_DECL.
29944 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29947 * real.c (do_compare): Special-case compare of zero against
29948 decimal float value.
29950 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29953 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29954 as indicating flexible array members unless the field itself is
29955 being declarared as the incomplete array.
29957 2009-02-06 Jan Hubicka <jh@suse.cz>
29959 PR tree-optimization/38844
29960 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29961 is already inlined.
29963 2009-02-06 Richard Guenther <rguenther@suse.de>
29965 PR middle-end/38977
29966 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29967 fork because we may expand it as __gcov_fork.
29969 2009-02-06 Nick Clifton <nickc@redhat.com>
29971 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29973 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29975 PR tree-optimization/35659
29976 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29977 vn_phi_eq): Shortcut if hashcode does not match.
29978 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29980 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29981 and avoid iterative_hash_expr.
29982 (FOR_EACH_VALUE_ID_IN_SET): New.
29983 (value_id_compare): Remove.
29984 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29985 sort expressions by value id.
29987 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29990 * config/sh/predicates.md (general_movsrc_operand): Don't check
29991 the subreg of system registers here.
29993 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29996 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29997 on the copied decl.
29999 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30001 PR rtl-optimization/39110
30002 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30003 addresses, not aligned ones.
30005 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30006 Richard Guenther <rguenther@suse.de>
30008 PR tree-optimization/39100
30009 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30010 comment says and add edges.
30012 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30015 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30016 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30018 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30020 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30021 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30022 register_bb_in_sese, new_sese, free_sese): Moved.
30023 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30024 outermost_loop_in_scop, build_scop_iteration_domain,
30025 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30026 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30027 Use loop_in_sese_p instead of loop_in_scop_p.
30028 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30029 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30030 (scopdet_basic_block_info): Fix bug in scop detection.
30031 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30032 eq_loop_to_cloog_loop): Remove.
30033 (nb_loops_around_loop_in_scop, nb_loop
30034 ref_nb_loops): Moved here...
30035 * graphite.h (ref_nb_loops): ... from here.
30036 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30037 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30038 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30040 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30041 Hans-Peter Nilsson <hp@axis.com>
30043 PR rtl-optimization/37889
30044 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30045 Move offset handling from PLUS to before the switch. Use new
30046 arguments when considering SYMBOL_REFs too.
30047 (rtx_addr_can_trap_p): Pass dummy offset and size.
30048 (enum may_trap_p_flags): Remove.
30049 (may_trap_p_1): Pass size from MEM_SIZE.
30051 PR rtl-optimization/38921
30052 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30053 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30054 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30055 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30057 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30059 AVX Programming Reference (January, 2009)
30060 * config/i386/sse.md (*vpclmulqdq): New.
30062 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30064 PR tree-optimization/38977
30065 PR gcov-profile/38292
30066 * calls.c (special_function_p): Disregard __builtin_ prefix.
30068 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30070 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30071 non-indexable addresses even before reload.
30073 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30076 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30077 as having variable size. Do not give an error for unnamed
30078 parameters with [*] declarators. Give a warning for type names
30079 with [*] declarators and mark them as variable size.
30080 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30081 for sizeof applied to [*] type names.
30083 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30086 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30088 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30090 * gcc.c (process_command): Update copyright notice dates.
30091 * gcov.c (print_version): Likewise.
30092 * gcov-dump.c (print_version): Likewise.
30093 * mips-tfile.c (main): Likewise.
30094 * mips-tdump.c (main): Likewise.
30096 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30099 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30100 for composite type involving a zero-length array type.
30102 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30105 * function.c (match_asm_constraints_1): Skip over
30106 initial optional % in the constraint.
30108 PR inline-asm/39059
30109 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30110 supported, don't accept FIXED_CSTs.
30111 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30112 and _Sat is used without _Fract/_Accum. Set specs->type to
30113 integer_type_node for cts_fract/cts_accum if fixed point is not
30116 2009-02-02 Catherine Moore <clm@codesourcery.com>
30118 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30120 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30122 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30123 (ABI_HAS_64BIT_SYMBOLS): Use it.
30124 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30126 2009-02-02 Paul Brook <paul@codesourcery.com>
30128 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30130 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30132 PR inline-asm/39058
30133 * recog.h (asm_operand_ok): Add constraints argument.
30134 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30135 recurse on matching constraint.
30136 (check_asm_operands): Pass constraints as 3rd argument to
30137 asm_operand_ok. Don't look up matching constraint here.
30138 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30141 2009-02-02 Ben Elliston <bje@au.ibm.com>
30143 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30144 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30146 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30148 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30149 information. Remove some obsolete information. Reorganize.
30151 * config/pa/fptr.c: Revert license to GPL 2.
30152 * config/pa/milli64.S: Likewise.
30154 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30157 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30158 LIBRARY name in, instead of hard-coding it.
30159 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30160 extra target make frag to tmake_files according to EH model.
30161 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30162 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30163 frags that define makefile variable EH_MODEL appropriately.
30164 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30165 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30166 to "-sjlj" according to type of EH configured.
30167 (LIBGCC_SONAME): Concatenate it to shared library base name.
30168 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30169 to "_sjlj" according to type of EH configured.
30170 (LIBGCC_SONAME): Concatenate it to shared library base name.
30171 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30172 (SHLIB_LINK): Add missing semicolon to if-else construct.
30173 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30174 string value of "pe_dll" command-line option.
30175 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30176 (SHLIB_SONAME): Use it when overriding t-cygming default.
30177 (SHLIB_IMPLIB): Override t-cygming default.
30178 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30179 string value of "pe_dll" command-line option.
30181 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30184 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30185 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30187 2009-01-31 Richard Guenther <rguenther@suse.de>
30189 PR tree-optimization/38937
30190 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30191 computing the transitive closure.
30193 2009-01-30 Richard Guenther <rguenther@suse.de>
30195 PR tree-optimization/39041
30196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30197 Propagate variable indices only if the types match for this stmt.
30199 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30202 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30203 inline but never defined.
30205 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30207 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30208 (*insv_h_di_reg_extimm): New insn.
30209 (*insv_l<mode>_reg_extimm): New insn.
30211 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30213 * config/picochip/picochip.c (flag_conserve_stack): set
30214 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30215 fconserve-stack. Reduce call-overhead used by inliner.
30217 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30220 * common.opt (flag_conserve_stack): Initialised to zero.
30222 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30225 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30226 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30229 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30231 * ira-color.c (allocno_reload_assign): Update comments.
30232 * regmove.c (regmove_optimize): Likewise.
30236 2009-01-29 Robert Millan <rmh@aybabtu.com>
30238 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30239 * config/i386/kopensolaris-gnu.h: New file. Undefine
30240 `MD_UNWIND_SUPPORT'.
30241 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30243 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30245 PR tree-optimization/39007
30246 * tree-loop-distribution.c (generate_builtin): Use
30247 recompute_dominator to compute the immediate dominator of the
30248 basic block just after the loop.
30250 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30252 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30253 (ASM_OUTPUT_DWARF_PCREL): Define.
30255 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30257 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30258 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30259 global. Modify entries about regmove and IRA.
30261 * ra-conflict.c: Remove the file.
30263 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30265 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30266 (pass_regclass_init): Rename to pass_reginfo_init.
30268 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30270 * toplev.h (flag_ira): Remove.
30272 * caller-save.c (setup_save_areas): Remove flag_ira.
30274 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30276 * global.c: Remove the file.
30278 * opts.c (decode_options): Remove flag_ira.
30280 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30282 * regmove.c: Modify file description.
30283 (find_use_as_address, try_auto_increment): Define them only if
30284 AUTO_INC_DEC is defined.
30285 (replacement_quality, replace_in_call_usage, fixup_match_1,
30286 stable_and_no_regs_but_for_p): Remove.
30287 (reg_set_in_bb): Make it static.
30288 (regmove_optimize): Remove flag_ira and code which worked for
30291 * local-alloc.c: Remove the file.
30293 * common.opt (fira): Remove.
30295 * ira.c: Include except.h.
30296 (eliminable_regset): Move from global.c.
30297 (mark_elimination): Ditto. Remove flag_ira.
30298 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30299 equiv_mem_modified, validate_equiv_mem_from_store,
30300 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30301 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30302 no_equiv, recorded_label_ref): Move from local-alloc.c.
30303 (update_equiv_regs): Ditto. Make it static.
30304 (print_insn_chain, print_insn_chains): Move it from global.c.
30305 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30306 (build_insn_chain): Ditto. Make it static.
30307 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30308 Rename to init_live_subregs.
30309 (gate_ira): Remove flag_ira.
30311 * regclass.c: Rename reginfo.c. Change file description.
30312 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30313 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30314 (init_reg_sets_1): Remove code for evaluation of
30315 reg_class_superclasses and losing_caller_save_reg_set.
30316 (init_regs): Remove init_reg_autoinc.
30317 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30318 ok_for_base_p_nonstrict): Remove.
30319 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30320 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30321 corresponding entries.
30322 (dump_regclass, record_operand_costs, scan_one_insn,
30323 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30324 record_address_regs, auto_inc_dec_reg_p): Remove.
30325 (gt-regclass.h): Rename to gt-reginfo.h.
30327 * rtl.h (dump_global_regs, retry_global_alloc,
30328 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30330 * Makefile.in (RA_H): Remove.
30331 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30332 Rename regclass.o to reginfo.o.
30333 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30335 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30336 (GTFILES): Rename regclass.c to reginfo.c.
30338 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30339 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30341 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30342 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30344 (finish_spills): Ditto. Remove code for !flag_ira.
30346 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30348 PR middle-end/35854
30349 * doc/invoke.texi (rtl debug options): Complete rewrite.
30350 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30352 * mode-switching.c (pass_mode_switching): Rename pass from
30353 "mode-sw" to "mode_sw".
30354 * except.c (pass_convert_to_eh_ranges): Rename pass from
30355 "eh-ranges" to "eh_ranges".
30356 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30360 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30361 Alexander Monakov <amonakov@ispras.ru>
30363 PR middle-end/38857
30364 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30366 (move_exprs_to_boundary): Change return type and pass through
30367 should_move from move_op. Relax assert. Update usage ...
30368 (schedule_expr_on_boundary): ... here. Use should_move instead of
30370 (move_op_orig_expr_found): Indicate that insn was disconnected from
30372 (code_motion_process_successors): Do not call after_merge_succs
30373 callback if original expression was not found when traversing any of
30375 (code_motion_path_driver): Change return type. Update prototype.
30376 (move_op): Update comment. Add a new parameter (should_move). Update
30377 prototype. Set *should_move based on indication provided by
30378 move_op_orig_expr_found.
30380 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30382 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30383 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30384 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30385 * config/rs6000/rs6000.c (rs6000_override_options): Default
30386 avoid-indexed-addresses on for Power6, off for everything else.
30387 (avoiding_indexed_address_p): New function.
30388 (rs6000_legitimize_address): Use it.
30389 (rs6000_legitimate_address): Likewise.
30390 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30392 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30394 PR tree-optimization/38997
30395 * tree-loop-distribution.c (generate_memset_zero): Use
30396 POINTER_PLUS_EXPR for a pointer addition.
30398 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30400 * config/s390/s390.md (bswap<mode>2): New pattern added.
30402 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30404 * config/s390/s390.md (*tls_load_31): Added type attribute.
30406 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30408 * config/s390/s390.md: Fix a few comments.
30410 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30412 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30413 (*tm<mode>_full): Fixed z10prop attribute.
30414 (*tst<mode>_extimm): Fixed z10prop attribute.
30415 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30416 (*tstqiCCT_cconly): Fixed z10prop attribute.
30417 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30418 (*movsi_larl): Fixed z10prop attribute.
30419 (*movsi_zarch): Fixed z10prop attribute.
30420 (*movsi_eas): Fixed z10prop attribute.
30421 (*movhi): Fixed z10prop attribute.
30422 (*movqi): Fixed z10prop attribute.
30423 (*movstrictqi): Fixed z10prop attribute.
30424 (*mov<mode>): Fixed z10prop attribute.
30425 (*movcc): Fixed z10prop attribute.
30426 (*sethighpartdi_64): Fixed z10prop attribute.
30427 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30428 (*negdi2_sign_cc): Fixed z10prop attribute.
30429 (*negdi2_sign): Fixed z10prop attribute.
30430 (*absdi2_sign_cc): Fixed z10prop attribute.
30431 (*absdi2_sign): Fixed z10prop attribute.
30432 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30433 (*negabsdi2_sign): Fixed z10prop attribute.
30434 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30435 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30436 (doloop_si64): Fixed z10prop attribute.
30437 (doloop_si31): Fixed z10prop attribute.
30438 (doloop_long): Fixed z10prop attribute.
30439 (indirect_jump): Fixed z10prop attribute.
30440 (nop): Fixed z10prop attribute.
30441 (main_base_64): Fixed z10prop attribute.
30442 (reload_base_64): Fixed z10prop attribute.
30444 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30446 PR rtl-optimization/38740
30447 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30449 * config/mips/mips.c (mips_reorg): Likewise.
30451 2009-01-28 Richard Guenther <rguenther@suse.de>
30453 PR tree-optimization/38926
30454 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30455 with the correct value id to a value.
30456 (do_regular_insertion): Use the value number of edoubleprime
30457 for the value number of the expr.
30460 2008-08-21 Richard Guenther <rguenther@suse.de>
30462 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30463 a PHI ask VN if it is already available.
30464 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30465 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30467 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30469 PR middle-end/38934
30470 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30471 set to varying whenever max has TREE_OVERFLOW set, similarly
30472 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30474 2009-01-28 Richard Guenther <rguenther@suse.de>
30476 PR middle-end/38908
30477 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30478 uninitialized aggregate uses in call arguments.
30480 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30482 PR tree-optimization/38984
30483 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30484 the nothing_id variable if -fno-delete-null-pointer-checks.
30486 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30489 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30490 (set_got_offset_rex64): Ditto.
30492 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30495 * doc/extend.texi: Improve local variable with asm reg.
30497 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30499 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30500 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30501 was not supplied then set warn_packed_bitfield_compat to the
30502 default value of 1.
30503 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30506 2009-01-27 Richard Guenther <rguenther@suse.de>
30508 PR tree-optimization/38503
30509 * cfgexpand.c (expand_gimple_basic_block): Ignore
30510 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30511 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30512 variables that cannot have TBAA applied.
30513 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30516 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30518 PR middle-end/38969
30519 * calls.c (initialize_argument_information): Do not wrap complex
30520 arguments in SAVE_EXPR.
30522 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30524 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30525 (INSTALL_LIBGCC): Revert typo commit.
30527 2009-01-26 Richard Guenther <rguenther@suse.de>
30529 PR tree-optimization/38745
30530 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30531 from special handling.
30533 2009-01-26 Richard Guenther <rguenther@suse.de>
30535 PR tree-optimization/38745
30536 * tree-ssa.c (execute_update_addresses_taken): Do not include
30537 variables that cannot possibly be a register in not_reg_needs.
30538 Do not clear TREE_ADDRESSABLE on vars that may not become
30540 * tree-ssa.c (update_alias_info_1): Include those in the set
30541 of addressable vars.
30543 2009-01-26 Richard Guenther <rguenther@suse.de>
30545 PR middle-end/38851
30546 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30547 * tree-ssa-dse.c: Include langhooks.h
30548 (execute_simple_dse): Remove stores with zero size.
30550 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30553 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30556 2009-01-24 Julian Brown <julian@codesourcery.com>
30558 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30559 config/arm/linux-atomic.c.
30560 * config/arm/linux-atomic.c: New.
30562 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30564 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30565 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30566 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30568 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30571 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30574 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30576 PR tree-optimization/38953
30577 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30578 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30579 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30580 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30583 2009-01-24 Paul Brook <paul@codesourcery.com>
30585 * config/arm/neon.md (neon_type): Move to arm.md.
30586 (neon_mov<VSTRUCT>): Add neon_type attribute.
30587 * config/arm/arm.md (neon_type): Move to here.
30588 (conds): Add "unconditioal" and use as default for NEON insns.
30590 2009-01-24 Ben Elliston <bje@au.ibm.com>
30592 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30593 void *' warning from -Wc++-compat.
30594 * Makefile.in (dominance.o-warn): Remove.
30596 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30598 PR tree-optimization/38932
30599 * fold-const.c (fold_unary_ignore_overflow): New.
30600 * tree.h (fold_unary_ignore_overflow): Declare.
30601 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30602 * tree-ssa-sccvn.c (visit_reference_op_load,
30603 simplify_unary_expression): Likewise.
30605 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30607 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30608 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30609 regardless of their type.
30610 * c-common.c (handle_packed_attribute): Don't ignore packed on
30612 * c.opt (Wpacked-bitfield-compat): New warning option.
30613 * stor-layout.c (place_field): Warn if offset of a field changed.
30614 * doc/extend.texi (packed): Mention the ABI change.
30615 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30616 (Warning Options): Add it to the list.
30618 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30620 * c-opts.c (c_common_post_options): Fix a typo in comments.
30622 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30624 PR middle-end/38615
30625 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30626 variables to static.
30627 * doc/invoke.texi (-fmerge-all-constants): Update description.
30629 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30632 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30633 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30635 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30637 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30639 (LOCAL_ALIGNMENT): Similarly.
30641 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30642 Joseph Myers <joseph@codesourcery.com>
30644 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30645 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30646 * config/arm/arm-tune.md: Regenerate.
30647 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30650 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30652 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30653 version number to five.
30655 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30658 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30659 * c-common.c (set_underlying_type): Likewise.
30660 (is_typedef_decl ): Likewise
30662 (set_underlying_type): Likewise.
30663 (is_typedef_type): Likewise.
30665 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30667 PR middle-end/38587
30668 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30671 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30674 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30675 (LIBGCC_SPEC): Don't define.
30676 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30678 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30680 PR rtl-optimization/38879
30681 * alias.c (base_alias_check): Unaligned access via AND address can
30682 alias all surrounding object types except those with sizes equal
30683 or wider than the size of unaligned access.
30685 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30688 * c-decl.c (clone_underlying_type): Move this ...
30689 * c-common.c (set_underlying_type): ... here.
30690 Also, make sure the function properly sets TYPE_STUB_DECL() on
30691 the newly created typedef variant type.
30692 (is_typedef_decl ): New entry point.
30693 * tree.h: Added a new member member_types_needing_access_check to
30694 struct tree_decl_non_common.
30695 (set_underlying_type): New entry point.
30696 (is_typedef_type): Likewise.
30698 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30700 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30701 Check whether two instructions have memory references that
30702 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30703 are helper functions for traversing.
30704 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30705 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30706 not to draw dependency edge for instructions with non-conflicting
30709 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30712 * longlong.h: Update copyright years. Use soft-fp license notice.
30713 Sync __clz_tab declaration with glibc.
30715 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30718 * doc/extend.texi (syscall_linkage): New.
30719 (version_id): Modify.
30721 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30722 Richard Guenther <rguenther@suse.de>
30724 PR tree-optimization/38747
30725 PR tree-optimization/38748
30726 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30727 conversion if the base address is an indirect reference and the
30728 aliasing sets could cause issues.
30730 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30732 * common.opt (fgraphite, fgraphite-identity): Add comment for
30733 explaining why these options are not documented.
30735 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30737 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30738 gimple_call_lhs is NULL.
30740 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30743 * emit-rtl.c (adjust_address_1): Make sure memref is never
30746 2009-01-20 Ben Elliston <bje@au.ibm.com>
30748 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30749 const qualifier from arg parameter. Remove unnecessary cast to char *.
30750 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30751 const qualifier from arg 2.
30753 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30755 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30757 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30760 * rtl.h (reinit_regs): New prototype.
30761 * regclass.c: Include ira.h.
30762 (reinit_regs): New.
30763 * Makefile.in (regclass.o): Add ira.h.
30764 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30766 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30769 * c-common.c (handle_aligned_attribute): Use
30770 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30771 default alignment value.
30773 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30775 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30776 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30778 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30779 __BIGGEST_ALIGNMENT__.
30781 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30783 2009-01-18 Richard Guenther <rguenther@suse.de>
30785 PR tree-optimization/38819
30786 * tree-flow.h (operation_could_trap_helper_p): Declare.
30787 * tree-eh.c (operation_could_trap_helper_p): Export.
30788 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30789 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30790 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30791 are about to insert a possibly trapping instruction and fail
30794 2009-01-18 Andreas Schwab <schwab@suse.de>
30796 * doc/install.texi (Configuration): Remove obsolete paragraph
30797 about use of --with-gnu-ld with --with-gnu-as.
30799 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30801 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30802 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30803 Follow spelling conventions.
30805 2009-01-18 Ben Elliston <bje@au.ibm.com>
30807 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30808 C++ warning about implicit conversion from void * to struct
30810 (bitmap_obstack_free): Likewise for bitmap_element *.
30811 * Makefile.in (bitmap.o-warn): Remove.
30813 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30815 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30817 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30818 Tobias Grosser <tobi.grosser@amd.com>
30820 * graphite.c (graphite_trans_scop_block): Do not block single
30823 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30825 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30826 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30827 test with assertion.
30829 2009-01-16 Richard Guenther <rguenther@suse.de>
30831 PR tree-optimization/38835
30832 PR middle-end/36227
30833 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30834 and INT + PTR -> (INT)(PTR p+ INT) folding.
30835 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30837 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30840 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30841 the subreg from a lowpart subreg if it is also casting the value.
30843 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30844 Tobias Grosser <tobi.grosser@amd.com>
30846 * graphite.c (compare_prefix_loops): New.
30847 (build_scop_canonical_schedules): Rewritten.
30848 (graphite_transform_loops): Move build_scop_canonical_schedules
30849 after build_scop_iteration_domain.
30851 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30852 Tobias Grosser <tobi.grosser@amd.com>
30854 * graphite.c (add_conditions_to_domain): Add the loops to
30855 the dimension of the iteration domain. Do copy the domain
30856 only when it exists.
30857 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30858 (add_conditions_to_constraints): New.
30859 (can_generate_code_stmt, can_generate_code): Removed.
30860 (gloog): Do not call can_generate_code.
30861 (graphite_transform_loops): Call add_conditions_to_constraints
30862 after building the iteration domain.
30864 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30866 PR tree-optimization/38789
30867 * tree-ssa-threadedge.c
30868 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30869 __builtin_constant_p.
30871 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30873 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30874 examined before deleting them.
30876 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30878 * function.c (aggregate_value_p): Correctly extract the function
30879 type from CALL_EXPR_FN lookup.
30881 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30883 * config/picochip/picochip.c (picochip_override_options): Revert
30884 CFI asm flag disable commited previously.
30886 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30887 Tobias Grosser <tobi.grosser@amd.com>
30888 Jan Sjodin <jan.sjodin@amd.com>
30890 * graphite.c (scan_tree_for_params): On substractions negate
30891 all the coefficients of the term.
30892 (clast_to_gcc_expression_red): New. Handle reduction expressions
30893 of more than two operands.
30894 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30895 (get_vdef_before_scop): Handle also the case of default definitions.
30897 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30899 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30900 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30901 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30903 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30904 Joey Ye <joey.ye@intel.com>
30906 PR middle-end/37843
30907 * cfgexpand.c (expand_stack_alignment): Don't update stack
30908 boundary nor check incoming stack boundary here.
30909 (gimple_expand_cfg): Update stack boundary and check incoming
30910 stack boundary here.
30912 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30914 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30916 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30918 PR rtl-optimization/38245
30919 * calls.c (expand_call): Add stack arguments to
30920 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30921 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30922 in regs and partially in memory or BLKmode arguments.
30923 (emit_library_call_value_1): Add stack arguments to
30924 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30925 ACCUMULATE_OUTGOING_ARGS).
30926 * dce.c: Include tm_p.h.
30927 (find_call_stack_args): New function.
30928 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30930 (mark_insn): Call find_call_stack_args for CALL_Ps.
30931 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30932 forwards. Allocate and free arg_stores bitmap if needed, pass it
30933 down to deletable_insn_p, don't mark stores set in arg_stores
30934 bitmap, clear the bitmap at the beginning of each bb.
30935 * Makefile.in (dce.o): Depend on $(TM_P_H).
30937 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30940 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30941 to make sure the insn is a conditional test (bug 22599). Reformat a
30944 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30946 PR middle-end/38431
30947 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30948 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30949 (gloog): Do not call cleanup_tree_cfg.
30950 (graphite_transform_loops): Call cleanup_tree_cfg after all
30951 scops have been code generated.
30953 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30954 * doc/gty.texi (Invoking the garbage collector): Added new node
30955 and section documenting ggc_collect.
30957 2009-01-14 Richard Guenther <rguenther@suse.de>
30959 PR tree-optimization/38826
30960 PR middle-end/38477
30961 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30962 initialization notes only if we actually emitted a warning.
30963 (intra_create_variable_infos): Add constraints for a result decl
30964 that is passed by hidden reference.
30965 (build_pred_graph): Mark all related variables non-direct on
30968 2009-01-14 Nick Clifton <nickc@redhat.com>
30970 * ira-conflicts.c: Include addresses.h for the definition of
30972 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30973 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30975 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30978 * Makefile.in (ira-lives.o): Add except.h.
30980 * ira-lives.c: Include except.h.
30981 (process_bb_node_lives): Process can_throw_internal.
30983 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30985 PR rtl-optimization/38774
30986 * combine.c (simplify_set): When undoing cc_use change, don't do
30987 PUT_CODE on the newly created comparison, but instead put back the
30990 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30992 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30993 values. Remove duplicate arm8 entry.
30995 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30997 PR tree-optimization/38786
30998 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30999 the SSA_NAME case of expand_scalar_variables_expr.
31000 Set the type of an expression to the type of its assign statement.
31001 (expand_scalar_variables_expr): Also gather the scalar computation
31002 used to index the memory access. Do not pass loop_p.
31003 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31004 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31005 the gimple_stmt_iterator where it inserts new code.
31006 Do not pass loop_p.
31007 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31008 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31010 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31012 * graphite.h (debug_value): Removed.
31013 * graphite.c (debug_value): Removed.
31015 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31017 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31018 ldrd/strd with two 32-bit instructions.
31020 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31022 * config/arm/arm.c (struct processors): Pass for speed down into
31023 cost helper functions.
31024 (const_ok_for_op): Handle COMPARE and inequality nodes.
31025 (arm_rtx_costs_1): Rewrite.
31026 (arm_size_rtx_costs): Update prototype.
31027 (arm_rtx_costs): Pass speed down to helper functions.
31028 (arm_slowmul_rtx_costs): Rework cost calculations.
31029 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31030 (arm_9e_rtx_costs): Likewise.
31032 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31034 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31035 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31036 (alpha_legitimize_address): Do not split local symbols wider than
31037 UNITS_PER_WORD into HIGH/LO_SUM parts.
31039 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31042 * gcc.c (process_command): Replace call to execvp with calls
31043 to pex_one and exit.
31045 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31048 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31049 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31050 variant for devices with 3-byte PC.
31051 (__tablejump_elpm__): New.
31053 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31056 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31057 offsetof member-designator, handle it as `[0].'.
31059 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31061 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31062 function when not using named sections on targets with named sections
31063 if branch distance is less than 262132.
31065 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31067 * combine.c (combine_instructions): Recompute
31068 optimize_this_for_speed_p for each BB in the main combine loop.
31070 2009-01-12 Tomas Bily <tbily@suse.cz>
31073 * tree-loop-distribution.c (prop_phis): New function.
31074 (generate_builtin): Call prop_phis.
31076 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31078 PR tree-optimization/38807
31079 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31080 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31082 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31084 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31085 subreg of op0 to the original op0.
31087 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31089 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31091 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31094 * mips-tfile.c (parse_def): Fix parsing of def strings
31095 starting with digits.
31097 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31100 * config/arm/arm.c (arm_is_long_call_p): Don't call
31101 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31103 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31105 * regrename.c (regrename_optimize): Fix dumping.
31106 (find_oldest_value_reg): Preserve REG_POINTER.
31107 (copy_hardreg_forward_1): Likewise.
31109 2009-01-09 Diego Novillo <dnovillo@google.com>
31111 * gimple.h (struct gimple_statement_base) <uid>: Document
31112 the restrictions on its use.
31113 (gimple_uid): Tidy.
31114 (gimple_set_uid): Tidy.
31116 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31118 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31119 zero guard even if align_bytes != 0 and count is smaller than
31122 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31124 PR rtl-optimization/38495
31125 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31126 (add_range_and_copies_from_move_list): Print all added ranges.
31127 Add ranges to memory optimized destination.
31129 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31133 * config/i386/i386.c (override_options): Reject
31134 -mstringop-strategy=rep_8byte with -m32.
31135 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31136 to 1. Do count comparison against epilogue_size_needed at compile
31137 time even when count_exp was constant forced into register. For
31138 size_needed don't jump to epilogue, instead just avoid aligning
31139 and invoke the body algorithm. If need_zero_guard, add zero guard
31140 even if count is non-zero, but smaller than size_needed + number of
31141 bytes that could be stored for alignment.
31142 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31143 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31144 but smaller than size_needed + number of bytes that could be stored
31145 for alignment. Compare size_needed with epilogue_size_needed instead
31146 of desired_align - align, don't adjust size_needed, pass
31147 epilogue_size_needed to the epilogue expanders.
31150 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31152 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31154 * pa.c (last_address): Change to unsigned.
31155 (update_total_code_bytes): Change argument to unsigned. Don't
31156 check if insn addresses are set.
31157 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31158 addresses are not set.
31159 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31161 2009-01-09 Nick Clifton <nickc@redhat.com>
31163 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31164 DECL_DECLARED_INLINE_P.
31166 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31168 PR middle-end/38347
31169 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31170 GET_MODE (op0) in operand_subword_force calls.
31172 PR middle-end/38771
31173 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31174 fold_convert arg0 operands to TREE_TYPE (op0) first.
31176 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31178 * params.def (ira-max-conflict-table-size): Decrease default value
31181 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31183 PR tree-optimization/37031
31184 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31186 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31187 allocate it using gc instead of heap, use VEC_quick_push instead of
31189 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31190 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31191 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31192 allocated vector from heap allocated.
31193 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31194 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31195 vector only after perfect_loop_nest_depth call.
31197 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31198 Jan Sjodin <jan.sjodin@amd.com>
31200 PR tree-optimization/38559
31201 * graphite.c (debug_value, copy_constraint,
31202 swap_constraint_variables, scale_constraint_variable, ): New.
31203 (get_lower_bound, get_upper_bound): Removed.
31204 (graphite_trans_bb_strip_mine): Clean up this code that works
31205 only for constant number of iterations. Fully copy upper and
31206 lower bound constraints, not only the constant part of them.
31207 * graphite.h (debug_value): Declared.
31209 2009-01-08 Ira Rosen <irar@il.ibm.com>
31211 PR tree-optimization/37194
31212 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31213 Don't add the cost of cost model guard in prologue to scalar
31214 outside cost in case of known number of iterations.
31216 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31217 Alan Modra <amodra@bigpond.net.au>
31219 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31220 non-word-aligned REG+CONST addressing.
31222 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31225 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31226 free_after_compilation when outputting a thunk.
31227 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31228 Do not call free_after_compilation here.
31230 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31232 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31233 (ix86_valid_target_attribute_inner_p): Ditto.
31235 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31237 PR tree-optimization/38492
31238 PR tree-optimization/38498
31239 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31240 * tree-chrec.h (scev_is_linear_expression): Declared.
31241 * graphite.c (graphite_cannot_represent_loop_niter): New.
31242 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31243 (graphite_loop_normal_form): Use gcc_assert.
31244 (scan_tree_for_params): Use CASE_CONVERT.
31245 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31246 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31247 Use gcc_assert. Discard scops that contain unhandled cases.
31248 (build_scop_conditions): Return a boolean status for unhandled cases.
31249 (strip_mine_profitable_p): Print the loop number, not its depth.
31250 (is_interchange_valid): Pass the depth of the loop nest, don't
31251 recompute it wrongly.
31252 (graphite_trans_bb_block): Same.
31253 (graphite_trans_bb_block): Print tentative of loop blocking.
31254 (graphite_trans_scop_block): Do not print that the loop has been
31256 (graphite_transform_loops): Do not handle scops that contain condition
31259 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31261 AVX Programming Reference (December, 2008)
31262 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31263 (_mm256_stream_pd): Likewise.
31264 (_mm256_stream_ps): Likewise.
31266 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31267 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31268 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31269 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31270 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31271 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31272 (ix86_expand_special_args_builtin): Likewise.
31274 * config/i386/sse.md (AVXMODEDI): New.
31275 (avx_movnt<mode>): Likewise.
31276 (avx_movnt<mode>): Likewise.
31277 (<sse>_movnt<mode>): Remove AVX support.
31278 (sse2_movntv2di): Likewise.
31280 2009-01-07 Richard Guenther <rguenther@suse.de>
31282 PR middle-end/38751
31283 * fold-const.c (extract_muldiv): Remove obsolete comment.
31284 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31285 to PLUS_EXPR canonicalization for the canonicalization.
31287 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31289 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31290 hosted cross-compilers generating less efficient code.
31292 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31294 * function.h (rtl_data): Add a dbr_scheduled_p field.
31295 * reorg.c (dbr_schedule): Set it.
31296 (gate_handle_delay_slots): Check it.
31297 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31298 (mips_reorg): Check flag_delayed_branch instead of
31299 mips_base_delayed_branch.
31300 (mips_override_options): Don't set mips_base_delayed_branch
31301 or flag_delayed_branch.
31303 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31305 PR rtl-optimization/38426.
31306 * ira.c (ira): Set current_function_is_leaf earlier.
31308 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31310 PR rtl-optimization/38722
31311 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31312 too early, only set a flag and modify after last possible
31315 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31318 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31319 * real.c (decimal_single_format): Correct values of emin and emax.
31320 (decimal_double_format): Ditto.
31321 (decimal_quad_format): Ditto.
31322 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31323 computation of DECnn_MIN and DECnn_MAX for corrected values of
31324 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31325 __DECnn_MIN__, and adjust its computation for the corrected value
31328 2009-01-06 Jan Hubicka <jh@suse.cz>
31331 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31333 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31335 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31336 Add Robert Clark to the list of testers.
31338 2009-01-06 Jan Hubicka <jh@suse.cz>
31339 Kai Tietz <kai.tietz@onevision.com>
31341 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31342 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31344 2009-01-06 Jan Hubicka <jh@suse.cz>
31345 Kai Tietz <kai.tietz@onevision.com>
31347 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31349 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31350 (ix86_nsaved_regs): Count only general purpose regs.
31351 (ix86_nsaved_sseregs): New.
31352 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31353 to 16 for w64; compute padding and size of sse reg save area.
31354 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31355 general purpose regs.
31356 (ix86_emit_save_sse_regs_using_mov): New.
31357 (ix86_expand_prologue): Save SSE regs if needed.
31358 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31359 (ix86_emit_restore_sse_regs_using_mov): New.
31360 (ix86_expand_epilogue): Save SSE regs if needed.
31362 2009-01-06 Jan Hubicka <jh@suse.cz>
31363 Kai Tietz <kai.tietz@onevision.com>
31365 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31366 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31367 functions when accumulate outgoing args is off.
31369 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31372 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31373 before using pseudos_have_intersected_live_ranges_p.
31375 * ira-int.h (ira_assert): Always define.
31377 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31379 AVX Programming Reference (December, 2008)
31380 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31381 (_mm256_permute2_pd): Likewise.
31382 (_mm_permute2_ps): Likewise.
31383 (_mm256_permute2_ps): Likewise.
31384 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31385 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31387 * config/i386/i386.c (ix86_builtins): Remove
31388 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31389 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31390 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31391 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31392 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31393 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31394 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31395 __builtin_ia32_vpermil2ps256.
31396 (ix86_init_mmx_sse_builtins): Updated.
31397 (ix86_expand_args_builtin): Likewise.
31399 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31401 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31402 long absolute calls when generating PA 2.0 code.
31404 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31406 PR rtl-optimization/38583
31407 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31409 * params.def (ira-max-conflict-table-size): New.
31411 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31413 * ira.h (ira_conflicts_p): New external definition.
31415 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31416 table. Report this. Return result of building.
31417 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31418 building conflict table.
31420 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31421 (ira_color): Use ira_conflicts_p.
31423 * global.c: Include ira.h.
31424 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31427 * Makefile.in (global.o): Add ira.h.
31429 * ira-build.c (mark_all_loops_for_removal,
31430 propagate_some_info_from_allocno): New.
31431 (remove_unnecessary_allocnos): Call
31432 propagate_some_info_from_allocno.
31433 (remove_low_level_allocnos): New.
31434 (remove_unnecessary_regions): Add parameter. Call
31435 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31436 parameter to remove_unnecessary_regions.
31437 (ira_build): Remove all regions but root if the conflict table was
31438 not built. Update conflict hard regs for allocnos crossing calls.
31440 * ira.c (ira_conflicts_p): New global.
31441 (ira): Define and use ira_conflicts_p.
31443 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31444 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31445 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31447 2009-01-06 Ben Elliston <bje@au.ibm.com>
31449 * gengtype-lex.l (YY_NO_INPUT): Define.
31451 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31454 * c-common.c (handle_vector_size_attribute): Also reject
31455 BOOLEAN_TYPE types.
31457 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31459 PR tree-optimization/38492
31460 * graphite.c (rename_map_elt, debug_rename_elt,
31461 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31462 rename_map_elt_info, eq_rename_map_elts,
31463 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31464 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31465 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31466 (sese_build_livein_liveouts): New.
31467 (new_sese, free_sese): New.
31468 (new_scop): Call new_sese.
31469 (free_scop): Call free_sese.
31470 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31471 (register_old_new_names): Renamed register_old_and_new_names.
31472 (register_scop_liveout_renames, add_loop_exit_phis,
31473 insert_loop_close_phis, struct igp,
31474 default_liveout_before_guard, add_guard_exit_phis,
31475 insert_guard_phis, copy_renames): New.
31476 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31477 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31478 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31479 (scop_adjust_phis_for_liveouts): New.
31480 (gloog): Call scop_adjust_phis_for_liveouts.
31482 * graphite.h (struct sese): Documented. Added fields liveout,
31483 num_ver and livein.
31484 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31485 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31486 (struct scop): Added field liveout_renames.
31487 (SCOP_LIVEOUT_RENAMES): New.
31489 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31491 PR tree-optimization/38510
31492 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31493 (translate_clast): Call recompute_all_dominators before
31495 (gloog): Call recompute_all_dominators before graphite_verify.
31497 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31498 Jan Sjodin <jan.sjodin@amd.com>
31500 PR tree-optimization/38500
31501 * graphite.c (create_sese_edges): Call fix_loop_structure after
31504 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31506 * config.gcc: Add m32r*-*-rtems*.
31507 * config/m32r/rtems.h: New file.
31509 2009-01-05 Ben Elliston <bje@au.ibm.com>
31511 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31512 (.po.pox): Likewise.
31513 (po/gcc.pot): Likewise.
31515 2009-01-04 David S. Miller <davem@davemloft.net>
31517 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31518 (STARTING_FRAME_OFFSET): Always set to zero.
31520 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31522 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31523 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31524 fixed-point types, and vectors of the same.
31526 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31528 * config/mips/sync.md (*mb_barrier): Rename to...
31529 (*memory_barrier): ...this.
31531 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31533 * doc/extend.texi (Function Attributes): Move @cindex after @item
31534 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31535 and put in alphabetical order. Fix 'target' name and put in order.
31536 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31539 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31541 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31542 (memory_barrier): Expand as unspec instead of unspec_volatile.
31543 Remove mem:BLK from insn operands. Use Pmode scratch register.
31544 (*memory_barrier): Define as unspec instead of unspec_volatile.
31545 Use (match_dup 0) as input operand.
31547 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31548 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31549 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31550 scratch register. Remove operand 1.
31551 (*stbar): Define as unspec instead of unspec_volatile.
31552 Use (match_dup 0) as input operand, remove (const_int 8).
31553 (*membar): Define as unspec instead of unspec_volatile.
31554 Use (match_dup 0) as input operand, remove input operand 2.
31556 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31557 (memory_barrier): Expand as unspec instead of unspec_volatile.
31558 Remove mem:BLK from insn operands. Use Pmode scratch register.
31559 (*memory_barrier): Define as unspec instead of unspec_volatile.
31560 Use (match_dup 0) as input operand.
31562 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31563 Remove mem:BLK from insn operands. Use Pmode scratch register.
31564 Set volatile flag on operand 0.
31565 (*memory_barrier): New insn pattern.
31567 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31569 (*memory_barrier): Use (match_dup 0) as input operand.
31571 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31572 Remove mem:BLK from insn operands. Use Pmode scratch register.
31573 Set volatile flag on operand 0.
31574 (*mb_internal): New insn pattern.
31576 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31578 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31580 PR middle-end/38586
31581 * function.c (struct temp_slot): Move to the section of the file
31582 that deals with temp slots. Remove field 'address'.
31583 (temp_slot_address_table): New hash table of address -> temp slot.
31584 (struct temp_slot_address_entry): New struct, items for the table.
31585 (temp_slot_address_compute_hash, temp_slot_address_hash,
31586 temp_slot_address_eq, insert_temp_slot_address): Support functions
31588 (find_temp_slot_from_address): Rewrite to use the new hash table.
31589 (remove_unused_temp_slot_addresses): Remove addresses of temp
31590 slots that have been made available.
31591 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31592 worker function for remove_unused_temp_slot_addresses.
31593 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31594 Add the temp slot address to the address -> temp slot map.
31595 (update_temp_slot_address): Update via insert_temp_slot_address.
31596 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31597 (pop_temp_slots): Likewise.
31598 (init_temp_slots): Allocate the address -> temp slot map, or empty
31599 the map if it is already allocated.
31600 (prepare_function_start): Initialize temp slot processing.
31602 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31604 PR middle-end/38584
31605 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31606 Calculate the size of all stack vars assuming no packing of stack
31607 vars will happen, replacing a quadratic algorithm with a linear one.
31609 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31612 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31615 2009-01-03 Diego Novillo <dnovillo@google.com>
31617 * doc/contrib.texi: Update contributions.
31619 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31622 * builtins.c (fold_builtin_memory_op): Give up if either operand
31623 is volatile. Set srctype or desttype to non-qualified version
31627 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31628 and FUNCTION_DECLs.
31630 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31632 PR rtl-optimization/35805
31633 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31634 problem if fast dce is able to remove any instructions.
31635 * dce.c (dce_process_block): Fix dump message.
31637 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31640 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31642 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31644 PR middle-end/38690
31645 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31646 * tree-pretty-print.c (op_code_prio): New function.
31647 (op_prio): No longer static. Use op_code_prio.
31648 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31649 Use op_prio and op_code_prio to determine if () should be
31650 printed around operand(s) or not.
31652 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31653 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31654 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31655 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31656 pp_character instead of pp_string for single letter printing.
31658 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31660 * doc/extend.texi: Fix '#pragma GCC option' typo.
31662 2009-01-02 Richard Guenther <rguenther@suse.de>
31664 * doc/install.texi (--enable-checking): Mention different
31665 default for stage1.
31666 (--enable-stage1-checking): Document.
31668 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31670 PR middle-end/30142
31671 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31672 case to be an error.
31674 2009-01-02 Ben Elliston <bje@au.ibm.com>
31676 * config/fp-bit.h (pack_d): Constify argument.
31677 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31678 (isnan): Constify argument.
31680 (iszero): Likewise.
31681 (pack_d): Likewise.
31682 (_fpadd_parts): Constify return type.
31683 (_fpmul_parts): Likewise.
31684 (_fpdiv_parts): Likewise.
31686 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31689 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31690 warn about overwriting initializer with side-effects or
31691 -Woverride-init if !IMPLICIT.
31692 (output_init_element): Likewise. Pass IMPLICIT down to
31694 (process_init_element): Add IMPLICIT argument. Pass it down
31695 to output_init_element.
31696 (push_init_element, pop_init_level, set_designator): Adjust
31697 process_init_element callers.
31698 (set_nonincremental_init, set_nonincremental_init_from_string):
31699 Adjust add_pending_init callers.
31700 (output_pending_init_elements): Adjust output_init_element callers.
31701 * c-tree.h (process_init_element): Adjust prototype.
31702 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31703 process_init_element callers.
31706 Copyright (C) 2009 Free Software Foundation, Inc.
31708 Copying and distribution of this file, with or without modification,
31709 are permitted in any medium without royalty provided the copyright
31710 notice and this notice are preserved.