1 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4 * config/avr/avr.c (avr_return_addr_rtx): New function for
5 builtin_return_address.
6 (expand_prologue): Calculate stack usage.
7 (avr_asm_function_end_prologue): Output stack size and offset label.
8 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
9 (machine_function): Add stack_usage.
10 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
12 2009-11-14 Anatoly Sokolov <aesok@post.ru>
14 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
15 new 'outgoing' argument.
16 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
17 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
18 * config/iq2000/iq2000.h: (FUNCTION_VALUE_REGNO_P): Redefine, use
19 iq2000_function_value_regno_p.
20 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
21 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
24 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
27 * arm.md (adddi_sesidi_di): Place tied contraint first.
28 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
29 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
30 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
31 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
32 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
33 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
34 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
35 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
36 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
38 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
40 * config/i386/predicates.md (call_register_no_elim_operand):
41 New predicate. Reject stack register as valid call operand
43 (call_insn_operand): Use call_register_no_elim_operand.
45 2009-11-13 Richard Henderson <rth@redhat.com>
47 * function.c (stack_protect_prologue): Don't bypass expand_expr
48 for stack_protect_guard and guard_decl.
49 (stack_protect_epilogue): Likewise.
51 2009-11-13 Jan Hubicka <jh@suse.cz>
53 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
54 when to PUBLIC is set.
56 2009-11-13 Jakub Jelinek <jakub@redhat.com>
59 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
62 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
65 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
66 *call_value_1): Use "lsm" as operand 1 constraint.
67 * config/i386/predicates.md (call_insn_operand): Depend on
68 index_register_operand to avoid %esp register.
70 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
73 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
76 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
77 (TARGET_CALL_ESP): New define.
78 * config/i386/i386.c (initial_ix86_tune_features): Initialize
80 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
81 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
82 *call_1, *call_value_pop_1 and *call_value_1. Depend on
84 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
85 New patterns, use "lsm" as operand 1 constraint.
86 * config/i386/predicates.md (call_insn_operand): Depend on
87 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
89 2009-11-13 Jason Merrill <jason@redhat.com>
92 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
93 Don't emit a second declaration at any scope.
95 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
97 PR rtl-optimization/41697
98 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
99 a conditional jump has a single successor.
101 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
103 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
104 allocate reg_last when in case lazy_reg_last is true.
105 (init_deps_reg_last): New.
106 (free_deps): When max_reg is 0, this context is already freed.
107 * sched-int.h (init_deps_reg_last): Export.
108 (init_deps): Update prototype.
109 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
110 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
111 * ddg.c (build_intra_loop_deps): Likewise.
112 * sel-sched-ir.c (copy_deps_context, create_deps_context,
113 reset_deps_context, deps_init_id): Likewise.
114 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
115 (free_data_for_scheduled_insn): New, break down from ...
116 (free_first_time_insn_data): ... here.
117 (has_dependence_p): Allocate reg_last now, when it is needed.
118 (extend_insn_data): When maximal LUID is big enough, allocate
119 per-insn data in smaller chunks.
120 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
121 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
124 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/i386.md (call_value): Fix comment.
127 (sibcall_value): Ditto.
129 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
131 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
132 (MD_FROB_UPDATE_CONTEXT): Define.
134 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
135 Laurent GUERBY <laurent@guerby.net>
137 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
138 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
139 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
141 2009-11-12 Jan Hubicka <jh@suse.cz>
143 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
144 and clear DECL_COMMON on localized declarations.
146 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
149 * regrename.c (struct du_head): New structure; some elements moved
151 (struct du_chain): ... this one.
152 (open_chains, closed_chains): Now of type struct du_head *.
153 (do_replace): Accept du_head argument, not du_chain. All callers
154 changed. Modified code to match new data structures.
155 (build_def_use): Return a list of du_head structures. Modified code
156 to match new data structures.
157 (dump_def_use_chain): Accept du_head argument, not du_chain. All
158 callers changed. Modified code to match new data structures.
159 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
160 callers changed. Modified code to match new data structures.
161 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
162 Allocate a du_head structure as well as a du_chain when creating a
163 new chain. Modified other code to match new data structures.
165 2009-11-12 Jan Hubicka <jh@suse.cz>
167 * cgraph.h (varpool_node_name): Declare.
168 * cgraphunit.c (process_function_and_variable_attributes): Set
169 force_output flag on used variables.
170 * ipa.c (function_and_variable_visibility): Dump externally visible
171 and needed variables.
172 * varpool.c (varpool_node_name): Export.
173 (decide_is_variable_needed): Check COMDAT for externally visible vars;
176 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
179 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
180 processing if XEXP (x, i) is NULL.
182 2009-11-12 Jan Hubicka <jh@suse.cz>
184 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
185 imply PUBLIC || EXTERNAL.
187 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
190 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
191 single successor block, ending with jump created by RTL expander.
193 2009-11-11 Jan Hubicka <jh@suse.cz>
196 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
197 and WEAK variables at -fwhole-program.
200 * ipa.c (whole_program_function_and_variable_visility): COMDAT
201 functions/variables are not needed even if they are externally visible.
203 2009-11-11 Jan Hubicka <jh@suse.cz>
205 (patch by Richard Guenther)
206 * lto-streamer-out.c (output_function): Output head of argument list
208 * lto-streamer-in.c (input_function): Re-map arguments into merged
211 2009-11-11 Jan Hubicka <jh@suse.cz>
213 * lto-cgraph.c: Include gcov-io.h
214 (output_profile_summary): New function.
215 (output_cgraph): Use it.
216 (input_profile_summary): New function.
217 (input_cgraph): Use it.
218 * coverage.c (build_ctr_info_value): Use varpool; initalize
220 (create_coverage): Likewise.
221 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
222 (tree_init_edge_profiler): Likewise.
223 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
225 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
227 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
228 * c-pragma.c (def_pragma_macro_value): Likewise.
229 (def_pragma_macro): Likewise.
230 (pushed_macro_table): Likewise.
231 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
232 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
234 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
236 * doc/plugins.texi (Registering custom attributes): section
237 renamed as (Registering custom attributes or pragmas).
238 Mentions custom attributes & pragmas, and c_register_pragma, with
240 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
242 * doc/extend.texi (Function Attributes): Mentions that plugin can
243 provide their attributes.
245 2009-11-11 Jon Beniston <jon@beniston.com>
247 * config.gcc: Add lm32 elf and uclinux targets.
248 * config/lm32: New directory.
249 * config/lm32/lm32.c: New file.
250 * config/lm32/lm32.h: New file.
251 * config/lm32/lm32.md: New file.
252 * config/lm32/lm32.opt: New file.
253 * config/lm32/lm32-protos.h: New file.
254 * config/lm32/constraints.md: New file.
255 * config/lm32/predicates.md: New file.
256 * config/lm32/sfp-machine.h: New file.
257 * config/lm32/t-fprules-softfp: New file.
258 * config/lm32/uclinux-elf.h: New file.
259 * doc/invoke.texi: Document lm32 options.
260 * doc/contrib.texi: Document lm32 porter.
261 * doc/install.texi: Document lm32 targets.
263 2009-11-11 Martin Jambor <mjambor@suse.cz>
266 * ipa-prop.c (ipa_update_after_lto_read): Call
267 ipa_check_create_node_params and ipa_check_create_edge_args. Also
268 call ipa_initialize_node_params instead of ipa_populate_param_decls.
270 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
272 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
273 (neon_expand_vector_init): Use them. Also handle non-constant
274 vectors with identical elements and vectors with only one
275 non-constant element.
276 (arm_print_operand): Handle 'y' modifier.
277 * config/arm/arm-protos.h (neon_make_constant): Declare.
278 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
279 patterns. Use VX instead of VDQW for the first one. Allow
280 a VFP alternative and V32 modes for the second one.
281 * config/arm/neon.ml (shape_elt): Add Alternatives.
282 (ops): Use Alternatives for vdup lane instructions.
283 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
284 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
286 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
288 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
290 (movti, mov<mode>): Call force_reg on one operand if required.
291 * config/arm/vec-common.md (mov<mode>): Likewise.
293 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
295 * config/arm/arm.c (arm_override_options): Enable scheduling for
298 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
302 * expr.h (anti_adjust_stack_and_probe): Declare.
303 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
304 parameter and rewrite head comment.
305 (allocate_dynamic_stack_space): Adjust call to above function.
306 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
308 * tree.h (dwarf2out_args_size): Delete.
309 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
310 (dwarf2out_args_size_adjust): Delete prototype and move around.
311 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
312 ACCUMULATE_OUTGOING_ARGS targets.
314 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
316 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
317 DECL_SIZE of DECL_RESULT before evaluating it.
319 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
321 PR tree-optimization/41987
322 * fold-const.c (const_binop): Avoid using fold_buildN().
324 2009-11-10 Martin Jambor <mjambor@suse.cz>
326 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
327 (execute_all_ipa_stmt_fixups): Declare.
328 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
329 * ipa-inline.c (pass_ipa_inline): Likewise.
330 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
331 * ipa-reference.c (pass_ipa_reference): Likewise.
332 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
333 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
334 (pass_ipa_lto_finish_out): Likewise.
335 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
336 * passes.c (execute_ipa_stmt_fixups): New function.
337 (execute_all_ipa_stmt_fixups): New function.
338 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
340 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
343 * explow.c (probe_stack_range): Fix typo.
344 * config/sparc/sparc.md (probe_stack): New expander.
346 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
348 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
350 2009-11-09 Jason Merrill <jason@redhat.com>
352 * gdbinit.in (pgq): New function for printing gimple sequence.
354 2009-11-09 Paul Brook <paul@codesourcery.com>
355 Daniel Jacobowitz <dan@codesourcery.com>
356 Sandra Loosemore <sandra@codesourcery.com>
358 * doc/extend.texi (Half-Precision): Update wording to reflect
359 that there are now multiple -mfpu options that enable fp16
361 * doc/invoke.texi: Update list of ARM -mfpu= options.
362 * config.gcc: Update ARM --with-fpu option list.
363 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
364 vfpv3xd and vfpv3xd-fp16.
365 (use_vfp_abi): New function.
366 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
368 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
369 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
370 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
371 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
373 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
375 (arm_print_operand): Handle 'p' modifier.
376 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
378 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
379 (TARGET_FP16): Define.
380 * config/arm/vfp.md: Disable double-precision patterns if the FPU
381 does not provide them.
382 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
383 double-precision values on a single-precision FPU.
384 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
385 double-precision constants.
386 (movhf_vfp_neon): New pattern (was movhf_vfp).
387 (movhf_vfp): Remove NEON instructions.
388 * config/arm/constraints.md: Add new "Dy" constraint for
389 double-precision constants. Update description of "Dv".
390 * config/arm/arm.md: Disable double-precision patterns if the FPU
391 does not provide them
393 2009-11-09 Jakub Jelinek <jakub@redhat.com>
395 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
396 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
399 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
401 * collect2.c (main): Search PLUGIN_LD for plugin linker.
403 * configure.ac (--with-plugin-ld): New. Default to ld.
404 * configure: Regenerated.
405 * config.in: Likewise.
407 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
408 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
410 2009-11-08 Jonathan Gray <jsg@openbsd.org>
412 * config/openbsd-stdint.h: Change to reflect what
413 c_common_nodes_and_builtins expects.
415 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
417 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
419 2009-11-08 Jakub Jelinek <jakub@redhat.com>
422 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
423 function contains at least one local dynamic name.
424 (print_operand) <case '&'>: Instead output operand lossage diagnostics
425 here if that happens.
427 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
428 Joern Rennecke <amylaar@spamcop.net>
430 * cfgrtl.c (pass_free_cfg): Add pass name.
431 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
432 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
433 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
434 * df-core.c (pass_df_initialize_no_opt): Likewise.
435 * except.c (pass_rtl_eh): Likewise.
436 * function.c (pass_init_function, pass_leaf_regs): Likewise.
437 * gcse.c (pass_rtl_pre): Change pass name.
438 * passes.c (pass_postreload): Add pass name.
439 (make_pass_instance): Don't use duplicate-tracking logic for
440 names starting with '*'.
441 (next_pass_1): Assert that pass has a name.
442 (register_one_dump_file): If there is an space in the name,
444 * predict.c (pass_strip_predict_hints): Add pass name.
445 * reg-stack.c (pass_stack_regs): Likewise.
446 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
447 * tree-cfg.c (pass_warn_function_return,
448 pass_warn_function_noreturn): Add pass name.
449 * tree-dfa.c (pass_referenced_vars): Likewise.
450 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
451 Fix whitespace before comment.
452 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
453 (pass_init_datastructures): Add pass name.
454 * tree-ssa-loop.c (pass_record_bounds): Likewise.
455 * tree-ssa.c (pass_early_warn_uninitialized,
456 pass_late_warn_uninitialized): Likewise.
457 * tree.c (pass_ipa_free_lang_data): Likewise.
458 * doc/passes.texi (pass manager): Document how to disambiguate
461 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
463 * df-problems.c: Fix documentation for forward simulation of LR.
464 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
465 (df_simulate_finalize_forwards): Remove.
466 * df.h (df_simulate_finalize_forwards): Remove.
468 2009-11-08 Richard Guenther <rguenther@suse.de>
470 * tree-ssa-structalias.c (build_succ_graph): Properly make
471 variables escape if they are stored to anything.
473 2009-11-08 Richard Guenther <rguenther@suse.de>
475 PR rtl-optimization/41928
476 * loop-invariant.c (free_loop_data): If we didn't allocate
477 loop data do not try to free it.
479 2009-11-07 Jason Merrill <jason@redhat.com>
481 * tree.c (reconstruct_complex_type): Preserve attributes.
483 2009-11-07 Richard Guenther <rguenther@suse.de>
485 * tree-ssa-structalias.c (build_succ_graph): Feed stores
486 to anything only to variables that can take pointers.
487 (get_constraint_for_ssa_var): Properly exclude full
488 variables from expanding.
489 (first_vi_for_offset): Avoid overflow in arithmetic.
490 (first_or_preceding_vi_for_offset): Likewise.
491 (count_num_arguments): Fix implementation.
492 (gate_ipa_pta): Do not run when not optimizing.
494 2009-11-07 David Binderman <dcb314@hotmail.com>
496 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
497 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
498 set but not used variables.
499 (apply_args_reg_offset): Comment out as unused.
500 * calls.c (flags_from_decl_or_type): Likewise.
501 * genautomata.c (check_regexp_units_distribution): Likewise.
503 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
505 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
506 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
507 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
508 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
509 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
510 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
511 operand alternatives.
513 2009-11-06 Michael Matz <matz@suse.de>
516 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
517 of a potential reciprocal to really be reciprocals.
519 2009-11-06 Jakub Jelinek <jakub@redhat.com>
521 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
522 lwpintrin.h after immintrin.h.
523 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
527 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
528 or non-constant index, allow index one past the last element and
529 allow exceeding array bound in arrays that might be used as flexible
532 2009-11-05 Richard Henderson <rth@redhat.com>
534 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
536 2009-11-05 Paul Brook <paul@codesourcery.com>
538 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
540 (all_fpus): Add FPU details.
541 (fp_model_for_fpu): Remove.
542 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
543 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
544 (arm_file_start): Use arm_fpu_desc.
545 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
546 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
548 (TARGET_FPA_EMU2): Define.
549 (arm_fp_model, fputype, arm_fpu_tune): Remove.
550 (vfp_reg_type, arm_fpu_desc): New.
551 * config/arm/arm.md (attr fpu): Simplify.
552 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
553 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
554 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
555 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
556 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
558 2009-11-05 Michael Matz <matz@suse.de>
560 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
562 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
565 2009-11-04 Jason Merrill <jason@redhat.com>
568 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
569 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
570 (output_constant): Avoid crash after error.
572 2009-11-05 Martin Jambor <mjambor@suse.cz>
574 * tree-sra.c (struct access): Changed comment of next_sibling field.
575 (analyze_modified_params): Loop over accesses of a group rather than
576 over all with the ame base, pass a common bitmap to
578 (unmodified_by_ref_scalar_representative): Build link lists of
580 (splice_param_accesses): Likewise.
582 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
584 * df-scan.c (df-uses-record): Add case zero_extract of mem.
586 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
590 * config/i386/i386.md (probe_stack): New expander.
591 (logical operation peepholes): Do not split stack checking probes.
593 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
594 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
596 * doc/invoke.texi (-mlwp): Add documentation.
597 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
598 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
600 * config/i386/lwpintrin.h: New file, provide x86 compiler
602 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
603 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
604 * config/i386/i386-c.c (ix86_target_macros_internal): Check
606 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
607 * config/i386/i386.opt (-mlwp): New switch for LWP support.
608 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
609 (OPTION_MASK_ISA_LWP_UNSET): New.
610 (ix86_handle_option): Handle -mlwp.
611 (isa_opts): Handle -mlwp.
612 (enum pta_flags): Add PTA_LWP.
613 (override_options): Add LWP support.
614 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
615 (IX86_BUILTIN_LLWPCB32): Ditto.
616 (IX86_BUILTIN_LLWPCB64): Ditto.
617 (IX86_BUILTIN_SLWPCB16): Ditto.
618 (IX86_BUILTIN_SLWPCB32): Ditto.
619 (IX86_BUILTIN_SLWPCB64): Ditto.
620 (IX86_BUILTIN_LWPVAL16): Ditto.
621 (IX86_BUILTIN_LWPVAL32): Ditto.
622 (IX86_BUILTIN_LWPVAL64): Ditto.
623 (IX86_BUILTIN_LWPINS16): Ditto.
624 (IX86_BUILTIN_LWPINS32): Ditto.
625 (IX86_BUILTIN_LWPINS64): Ditto.
626 (enum ix86_special_builtin_type): Add LWP intrinsic support.
627 (builtin_description): Ditto.
628 (ix86_init_mmx_sse_builtins): Ditto.
629 (ix86_expand_special_args_builtin): Ditto.
630 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
632 (UNSPEC_SLWP_INTRINSIC): Ditto.
633 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
634 (UNSPECV_LWPINS_INTRINSIC): Ditto.
635 (lwp_llwpcbhi1): New lwp pattern.
636 (lwp_llwpcbsi1): Ditto.
637 (lwp_llwpcbdi1): Ditto.
638 (lwp_slwpcbhi1): Ditto.
639 (lwp_slwpcbsi1): Ditto.
640 (lwp_slwpcbdi1): Ditto.
641 (lwp_lwpvalhi3): Ditto.
642 (lwp_lwpvalsi3): Ditto.
643 (lwp_lwpvaldi3): Ditto.
644 (lwp_lwpinshi3): Ditto.
645 (lwp_lwpinssi3): Ditto.
646 (lwp_lwpinsdi3): Ditto.
648 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
649 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
652 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
655 2009-11-04 Richard Guenther <rguenther@suse.de>
656 Rafael Avila de Espindola <espindola@google.com>
658 * gcc.c (process_command): Handle arguments name@offset.
660 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
661 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
663 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
665 * config/i386/xopintrin.h: New file, provide common x86 compiler
667 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
668 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
669 * config/i386/i386-c.c(ix86_target_macros_internal): Check
671 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
672 * config/i386/i386.opt (-mxop): New switch for XOP support.
673 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
674 (UNSPEC_XOP_TRUEFALSE)
676 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
677 (PPERM_*): New constants for vpperm instruction.
678 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
679 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
680 (OPTION_MASK_ISA_XOP_UNSET): New.
681 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
682 (ix86_handle_option): Handle -mxop.
683 (isa_opts): Handle -mxop.
684 (enum pta_flags): Add PTA_XOP.
685 (override_options): Add XOP support.
686 (print_operand): Add code for XOP compare instructions.
687 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
688 (ix86_expand_int_vcond): Extend for XOP compare instruction.
690 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
691 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
692 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
693 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
694 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
695 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
696 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
698 (IX86_BUILTIN_VPCMOV256): Ditto.
699 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
700 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
701 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
702 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
703 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
704 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
706 (IX86_BUILTIN_VPPERM): Ditto.
708 (IX86_BUILTIN_VPMACSSWW): Ditto.
709 (IX86_BUILTIN_VPMACSWW): Ditto.
710 (IX86_BUILTIN_VPMACSSWD): Ditto.
711 (IX86_BUILTIN_VPMACSWD): Ditto.
712 (IX86_BUILTIN_VPMACSSDD): Ditto.
713 (IX86_BUILTIN_VPMACSDD): Ditto.
714 (IX86_BUILTIN_VPMACSSDQL): Ditto.
715 (IX86_BUILTIN_VPMACSSDQH): Ditto.
716 (IX86_BUILTIN_VPMACSDQL): Ditto.
717 (IX86_BUILTIN_VPMACSDQH): Ditto.
718 (IX86_BUILTIN_VPMADCSSWD): Ditto.
719 (IX86_BUILTIN_VPMADCSWD): Ditto.
721 (IX86_BUILTIN_VPHADDBW): Ditto.
722 (IX86_BUILTIN_VPHADDBD): Ditto.
723 (IX86_BUILTIN_VPHADDBQ): Ditto.
724 (IX86_BUILTIN_VPHADDWD): Ditto.
725 (IX86_BUILTIN_VPHADDWQ): Ditto.
726 (IX86_BUILTIN_VPHADDDQ): Ditto.
727 (IX86_BUILTIN_VPHADDUBW): Ditto.
728 (IX86_BUILTIN_VPHADDUBD): Ditto.
729 (IX86_BUILTIN_VPHADDUBQ): Ditto.
730 (IX86_BUILTIN_VPHADDUWD): Ditto.
731 (IX86_BUILTIN_VPHADDUWQ): Ditto.
732 (IX86_BUILTIN_VPHADDUDQ): Ditto.
733 (IX86_BUILTIN_VPHSUBBW): Ditto.
734 (IX86_BUILTIN_VPHSUBWD): Ditto.
735 (IX86_BUILTIN_VPHSUBDQ): Ditto.
737 (IX86_BUILTIN_VPROTB): Ditto.
738 (IX86_BUILTIN_VPROTW): Ditto.
739 (IX86_BUILTIN_VPROTD): Ditto.
740 (IX86_BUILTIN_VPROTQ): Ditto.
741 (IX86_BUILTIN_VPROTB_IMM): Ditto.
742 (IX86_BUILTIN_VPROTW_IMM): Ditto.
743 (IX86_BUILTIN_VPROTD_IMM): Ditto.
744 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
746 (IX86_BUILTIN_VPSHLB): Ditto.
747 (IX86_BUILTIN_VPSHLW): Ditto.
748 (IX86_BUILTIN_VPSHLD): Ditto.
749 (IX86_BUILTIN_VPSHLQ): Ditto.
750 (IX86_BUILTIN_VPSHAB): Ditto.
751 (IX86_BUILTIN_VPSHAW): Ditto.
752 (IX86_BUILTIN_VPSHAD): Ditto.
753 (IX86_BUILTIN_VPSHAQ): Ditto.
755 (IX86_BUILTIN_VFRCZSS): Ditto.
756 (IX86_BUILTIN_VFRCZSD): Ditto.
757 (IX86_BUILTIN_VFRCZPS): Ditto.
758 (IX86_BUILTIN_VFRCZPD): Ditto.
759 (IX86_BUILTIN_VFRCZPS256): Ditto.
760 (IX86_BUILTIN_VFRCZPD256): Ditto.
762 (IX86_BUILTIN_VPCOMEQUB): Ditto.
763 (IX86_BUILTIN_VPCOMNEUB): Ditto.
764 (IX86_BUILTIN_VPCOMLTUB): Ditto.
765 (IX86_BUILTIN_VPCOMLEUB): Ditto.
766 (IX86_BUILTIN_VPCOMGTUB): Ditto.
767 (IX86_BUILTIN_VPCOMGEUB): Ditto.
768 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
769 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
771 (IX86_BUILTIN_VPCOMEQUW): Ditto.
772 (IX86_BUILTIN_VPCOMNEUW): Ditto.
773 (IX86_BUILTIN_VPCOMLTUW): Ditto.
774 (IX86_BUILTIN_VPCOMLEUW): Ditto.
775 (IX86_BUILTIN_VPCOMGTUW): Ditto.
776 (IX86_BUILTIN_VPCOMGEUW): Ditto.
777 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
778 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
780 (IX86_BUILTIN_VPCOMEQUD): Ditto.
781 (IX86_BUILTIN_VPCOMNEUD): Ditto.
782 (IX86_BUILTIN_VPCOMLTUD): Ditto.
783 (IX86_BUILTIN_VPCOMLEUD): Ditto.
784 (IX86_BUILTIN_VPCOMGTUD): Ditto.
785 (IX86_BUILTIN_VPCOMGEUD): Ditto.
786 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
787 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
789 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
790 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
791 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
792 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
793 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
794 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
795 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
796 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
798 (IX86_BUILTIN_VPCOMEQB): Ditto.
799 (IX86_BUILTIN_VPCOMNEB): Ditto.
800 (IX86_BUILTIN_VPCOMLTB): Ditto.
801 (IX86_BUILTIN_VPCOMLEB): Ditto.
802 (IX86_BUILTIN_VPCOMGTB): Ditto.
803 (IX86_BUILTIN_VPCOMGEB): Ditto.
804 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
805 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
807 (IX86_BUILTIN_VPCOMEQW): Ditto.
808 (IX86_BUILTIN_VPCOMNEW): Ditto.
809 (IX86_BUILTIN_VPCOMLTW): Ditto.
810 (IX86_BUILTIN_VPCOMLEW): Ditto.
811 (IX86_BUILTIN_VPCOMGTW): Ditto.
812 (IX86_BUILTIN_VPCOMGEW): Ditto.
813 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
814 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
816 (IX86_BUILTIN_VPCOMEQD): Ditto.
817 (IX86_BUILTIN_VPCOMNED): Ditto.
818 (IX86_BUILTIN_VPCOMLTD): Ditto.
819 (IX86_BUILTIN_VPCOMLED): Ditto.
820 (IX86_BUILTIN_VPCOMGTD): Ditto.
821 (IX86_BUILTIN_VPCOMGED): Ditto.
822 (IX86_BUILTIN_VPCOMFALSED): Ditto.
823 (IX86_BUILTIN_VPCOMTRUED): Ditto.
825 (IX86_BUILTIN_VPCOMEQQ): Ditto.
826 (IX86_BUILTIN_VPCOMNEQ): Ditto.
827 (IX86_BUILTIN_VPCOMLTQ): Ditto.
828 (IX86_BUILTIN_VPCOMLEQ): Ditto.
829 (IX86_BUILTIN_VPCOMGTQ): Ditto.
830 (IX86_BUILTIN_VPCOMGEQ): Ditto.
831 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
832 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
834 (enum multi_arg_type): New enum for describing the various XOP
835 intrinsic argument types.
836 (bdesc_multi_arg): New table for XOP intrinsics.
837 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
838 (ix86_expand_multi_arg_builtin): New function for creating XOP
841 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
842 (xop_pmacsww): Ditto.
843 (xop_pmacssww): Ditto.
844 (xop_pmacsdd): Ditto.
845 (xop_pmacssdd): Ditto.
846 (xop_pmacssdql): Ditto.
847 (xop_pmacssdqh): Ditto.
848 (xop_pmacsdql): Ditto.
849 (xop_pmacsdql_mem): Ditto.
850 (xop_mulv2div2di3_low): Ditto.
851 (xop_pmacsdqh): Ditto.
852 (xop_pmacsdqh_mem): Ditto.
853 (xop_mulv2div2di3_high): Ditto.
854 (xop_pmacsswd): Ditto.
855 (xop_pmacswd): Ditto.
856 (xop_pmadcsswd): Ditto.
857 (xop_pmadcswd): Ditto.
858 (xop_pcmov_<mode>): Ditto.
859 (xop_pcmov_<mode>256): Ditto.
860 (xop_phaddbw): Ditto.
861 (xop_phaddbd): Ditto.
862 (xop_phaddbq): Ditto.
863 (xop_phaddwd): Ditto.
864 (xop_phaddwq): Ditto.
865 (xop_phadddq): Ditto.
866 (xop_phaddubw): Ditto.
867 (xop_phaddubd): Ditto.
868 (xop_phaddubq): Ditto.
869 (xop_phadduwd): Ditto.
870 (xop_phadduwq): Ditto.
871 (xop_phaddudq): Ditto.
872 (xop_phsubbw): Ditto.
873 (xop_phsubwd): Ditto.
874 (xop_phsubdq): Ditto.
876 (rotl<mode>3): Ditto.
877 (rotr<mode>3): Ditto.
878 (xop_rotl<mode>3): Ditto.
879 (xop_rotr<mode>3): Ditto.
880 (vrotr<mode>3): Ditto.
881 (vrotl<mode>3): Ditto.
882 (xop_vrotl<mode>3): Ditto.
883 (vlshr<mode>3): Ditto.
884 (vashr<mode>3): Ditto.
886 (xop_ashl<mode>3): Ditto.
887 (xop_lshl<mode>3): Ditto.
892 (xop_frcz<mode>2): Ditto.
893 (xop_vmfrcz<mode>2): Ditto.
894 (xop_frcz<mode>2256): Ditto.
895 (xop_maskcmp<mode>3): Ditto.
896 (xop_maskcmp_uns<mode>3): Ditto.
897 (xop_maskcmp_uns2<mode>3): Ditto.
898 (xop_pcom_tf<mode>3): Ditto.
900 * doc/invoke.texi (-mxop): Add documentation.
901 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
903 2009-11-03 Mark Mitchell <mark@codesourcery.com>
906 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
907 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
908 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
910 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
913 * arm.md (peephole2 patterns for move and compare): New.
915 2009-11-04 Nick Clifton <nickc@redhat.com>
917 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
918 Make sure that it does not allow CONST_DOUBLEs.
919 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
920 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
921 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
922 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
923 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
924 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
925 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
926 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
927 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
928 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
929 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
930 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
931 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
932 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
933 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
935 2009-11-04 Richard Guenther <rguenther@suse.de>
937 PR tree-optimization/41919
938 * tree-vrp.c (test_for_singularity): Properly compare values.
940 2009-11-04 Revital Eres <eres@il.ibm.com>
942 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
943 Consider peeling for alignment only for stores and remove
944 redundant assignment.
946 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
949 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
950 (m68k_ok_for_sibcall_p): Handle different result return locations.
952 2009-11-04 Richard Guenther <rguenther@suse.de>
954 * c-opts.c (c_common_post_options): Move LTO option processing
956 * opts.c (decode_options): ... here.
958 2009-11-04 Jakub Jelinek <jakub@redhat.com>
960 * c-common.c (fold_offsetof_1): Use %wd instead of
961 HOST_WIDE_INT_PRINT_DEC.
963 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
965 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
968 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
970 * config.gcc (vax-*-linux*): Keep the original contents of
971 tmake_file while adding vax/t-linux.
973 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
977 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
978 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
979 (STACK_CHECK_MOVING_SP): Likewise.
980 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
981 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
982 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
983 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
984 Document PROBE_STACK.
985 * explow.c (anti_adjust_stack_and_probe): New function.
986 (allocate_dynamic_stack_space): Do not directly allocate space if
987 STACK_CHECK_MOVING_SP, instead invoke above function.
988 (emit_stack_probe): Handle probe_stack insn.
989 (PROBE_INTERVAL): New macro.
990 (STACK_GROW_OPTAB): Likewise.
991 (STACK_GROW_OFF): Likewise.
992 (probe_stack_range): Use Pmode and memory_address consistently. Fix
993 loop condition in the small constant case. Rewrite in the general
994 case to be immune to wraparounds. Make sure the address of probes
995 is valid. Try to use [base + disp] addressing mode if possible.
996 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
997 checking is enabled and STACK_CHECK_MOVING_SP.
998 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
999 return 1 for volatile references to the stack pointer.
1000 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1001 __builtin_alloca if stack checking is enabled.
1002 * unwind-dw2.c (uw_identify_context): Take into account whether the
1003 context is that of a signal frame or not.
1004 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1005 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1007 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1009 PR rtl-optimization/41917
1010 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1011 operand isn't known to be 0, return 1.
1013 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1015 * config/mips/mips.md: Fix typos.
1017 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1019 * doc/invoke.texi: Fix typo.
1021 2009-11-03 Paul Brook <paul@codesourcery.com>
1023 * config/arm/neon.ml (vectype): Add T_floatSF.
1024 (string_of_vectype): Ditto.
1025 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1026 (deftypes): Use float for float32_t.
1027 * config/arm/arm_neon.h: Regenerate.
1029 2009-11-03 Nick Clifton <nickc@redhat.com>
1030 Kevin Buettner <kevinb@redhat.com>
1032 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1033 order of expected registers.
1034 (rx_load_multiple_vector): Likewise.
1035 (rx_rtsd_vector): Likewise.
1036 * config/rx/rx.c (rx_cpu_type): New variable.
1037 (rx_print_operand): Fix bug printing 64-bit constant values.
1038 (rx_emit_stack_pushm): Reverse order of pushed registers.
1039 (gen_rx_store_vector): Likewise.
1040 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1042 (is_exception_func): Rename to is_interrupt_func and only accept
1043 "interrupt" as the attribute name.
1044 (rx_get_stack_layout): Use new function name.
1045 (rx_func_attr_inlinable): Likewise.
1046 (rx_attribute_table): Remove "exception".
1047 (rx_expand_prologue): If necessary push the accumulator register
1048 in the prologue of interrupt functions.
1049 (rx_expand_epilogue): If necessary pop the accumulator.
1050 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1051 (rx_expand_builtin_stz): Remove.
1052 (rx_expand_builtin_mvtipl): New function.
1053 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1054 (rx_expand_builtin): Likewise.
1055 (rx_enable_fpu): New variable.
1056 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1057 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1058 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1059 (enum rx_cpu_types): Define.
1060 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1061 (INCOMING_FRAME_SP_OFFSET): Define.
1062 (ARG_POINTER_CFA_OFFSET): Define.
1063 (FRAME_POINTER_CFA_OFFSET): Define.
1064 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1065 (ALLOW_RX_FPU_INSNS): Define.
1066 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1067 fast_math_flags_set_p.
1068 (UNSPEC_BUILTIN_MVTIPL): Define.
1069 (revl): Rename to bswapsi2.
1070 (bswaphi2): New pattern.
1071 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1072 (mvtaclo): Likewise.
1074 (mvtc): Remove clobber of cc0.
1077 * config/rx/rx.opt (mieee): Remove.
1082 (msave-acc-in-interrupts): Add.
1083 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1084 (MULTILIB_DIRS): Likewise.
1085 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1086 * doc/extend.texi: Remove description of "exception" function
1088 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1089 -msave-acc-in-interrupts options.
1091 2009-11-03 Richard Guenther <rguenther@suse.de>
1093 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1095 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1098 * c-common.c (fold_offsetof_1): Issue errors when the member
1099 designator of the offsetof expression is not legitimate.
1101 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1103 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1104 names instead of numerical constants.
1105 (sse_prologue_save): Ditto.
1106 (*sse_prologue_save_insn): Ditto.
1108 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1111 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1112 (TARGET_CALL_ESP): New define.
1113 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1115 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1116 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1117 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1119 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1120 New patterns, use "lsm" as operand 1 constraint.
1121 * config/i386/predicates.md (call_insn_operand): Depend on
1122 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1124 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1126 PR tree-optimization/41857
1127 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1128 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1130 * tree-ssa-address.c (move_hint_to_base): New function.
1131 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1132 address space associated with TYPE.
1133 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1134 most_expensive_mult_to_index. Call move_hint_to_base.
1135 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1136 TYPE to addr_to_parts.
1138 2009-11-02 Martin Jambor <mjambor@suse.cz>
1140 PR tree-optimization/41750
1141 * tree-sra.c (analyze_modified_params): Loop over all
1142 representatives of components of a parameter.
1144 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1146 PR tree-optimization/41841
1147 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1148 local variables of not yet materialized clones.
1151 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1152 for a VOIDmode variable.
1155 * c-pragma.c (visstack): Change into vector of ints rather than
1156 enum symbol_visibility.
1157 (push_visibility): Add kind argument, push default_visibility together
1159 (pop_visibility): Add kind argument, return true if successful, fail
1160 if visibility stack is empty or if stack top is of different kind.
1161 (handle_pragma_visibility): Don't check length of visstack, instead
1162 call pop_visibility and issue diagnostics if it failed. Pass 0
1163 as last argument to push_visibility and pop_visibility.
1164 * c-pragma.h (push_visibility): Add kind argument.
1165 (pop_visibility): Likewise. Return bool instead of void.
1167 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1169 * tree.def (TARGET_MEM_REF): Update comment.
1170 * alias.c (get_alias_set): Retrieve the original memory reference for
1171 a TARGET_MEM_REF before proceeding.
1173 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1175 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1176 frv_function_value_regno_p): New functions.
1177 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1178 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1179 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1180 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1182 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1184 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1185 new 'outgoing' argument.
1186 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1187 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1188 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1189 LIBCALL_VALUE): Remove.
1190 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1191 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1192 (mh10300_function_value_regno_p): Declare.
1194 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1196 * config/arm/cortex-a9.md: New - integer pipeline description.
1198 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1200 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1201 aborting if the sizes of the two references don't match.
1203 2009-10-31 Toon Moene <toon@moene.org>
1205 * ipa-inline.c (cgraph_decide_inlining):
1206 Include reason for not inlining called-once functions in dump file.
1208 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1210 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1211 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1212 (LINK_SPEC): BE_LINK_SPEC added.
1214 2009-10-30 Richard Guenther <rguenther@suse.de>
1217 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1219 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1221 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1222 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1225 2009-10-30 Martin Jambor <mjambor@suse.cz>
1227 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1229 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1232 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1233 first. Move assert on stack_alignment_estimated just before
1234 setting stack_realign_needed.
1235 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1236 Don't call update_stack_boundary.
1238 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1239 (verride_options): Don't check ix86_force_align_arg_pointer here.
1240 (ix86_function_ok_for_sibcall): Use it.
1241 (ix86_update_stack_boundary): Likewise.
1243 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1245 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1247 * arm.md (QHSI): New mode iterator.
1248 (movqi): If generating for thumb, then truncate any immediate to
1250 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1252 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1255 2009-10-29 Cary Coutant <ccoutant@google.com>
1258 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1259 locations in the source).
1260 (store_vcall_insn): New function.
1261 (lookup_vcall_insn): New function.
1262 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1263 (dwarf2out_copy_call_info): New function.
1264 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1265 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1266 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1267 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1268 (debug_nothing_rtx_rtx): New dummy hook.
1269 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1270 (xcoff_debug_hooks): Likewise.
1271 * sdbout.c (sdb_debug_hooks): Likewise.
1272 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1274 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1276 * doc/invoke.texi (mmcount-ra-address): Document new command line
1278 * config/mips/mips.opt (mmcount-ra-address): New option.
1279 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1281 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1283 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1284 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1286 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1287 mips_function_profiler.
1289 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1293 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1294 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1295 * optc-gen.awk (cl_target_option_restore): Include call to
1296 targetm.override_options_after_change.
1297 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1298 * target.h (override_options_after_change): New.
1299 * c-common.c (parse_optimize_options): Call
1300 targetm.override_options_after_change.
1301 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1302 (ia64_override_options_after_change): New.
1303 (ia64_override_options) Add call to above.
1305 2009-10-29 Michael Matz <matz@suse.de>
1307 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1308 (gate_convert_to_rsqrt): Ditto.
1309 (pass_convert_to_rsqrt): Ditto.
1310 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1311 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1314 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1316 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1318 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1321 2009-10-29 Martin Jambor <mjambor@suse.cz>
1323 PR tree-optimization/41775
1324 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1325 (generate_subtree_copies): Do not unshare agg.
1326 (load_assign_lhs_subreplacements): Do not unshare rhs.
1327 (sra_modify_assign): Do not unshare exprs.
1328 (propagate_subacesses_accross_link): Renamed to
1329 propagate_subaccesses_across_link.
1331 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1333 * arm.c (count_insns_for_constant): Rework to support counting for
1334 thumb2 immediates as well.
1335 (find_best_start): Split out from arm_gen_constant.
1336 (arm_gen_constant): Rework to support XOR with immediate.
1338 2009-10-29 Chao-ying Fu <fu@mips.com>
1340 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1342 (mips_expand_synci_loop): Use the length rtx to control the
1343 synci loop from the begin rtx that points to the first byte of
1346 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1348 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1350 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1352 * dbxout.c (dbxout_common_check): Accept non public trees.
1353 * dwarf2out.c (fortran_common): Accept non public trees.
1355 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1357 * common.opt (fuse-linker-plugin): New option.
1358 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1360 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1362 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1364 PR rtl-optimization/39715
1365 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1366 (gen_cstoresi_ltu_thumb1): New splitter.
1368 2009-10-28 Richard Guenther <rguenther@suse.de>
1372 * tree-ssa.c (useless_type_conversion_p): Do not treat
1373 conversions to pointers to incomplete types as useless.
1374 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1377 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1379 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1380 vt_expand_loc unnecessarily when location is not a register nor
1384 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1385 fields don't have DECL_NAME.
1388 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1389 call convert_memory_address on addr.
1392 * config/i386/i386.c (ix86_pic_register_p): Don't call
1393 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1395 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1397 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1398 a variable part from its REG, MEM or VALUE.
1400 2009-10-28 Richard Guenther <rguenther@suse.de>
1402 * gimple.c (gimple_get_alias_set): Fix comment typo.
1404 2009-10-28 Richard Guenther <rguenther@suse.de>
1406 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1407 (free_lang_data): Unconditionally compute alias sets for all
1408 standard integer types. Bail out if gate bailed out previously.
1409 Do not reset the types_compatible_p langhook.
1410 (gate_free_lang_data): Remove.
1411 (struct pass_ipa_free_lang_data): Enable unconditionally.
1412 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1415 2009-10-28 Richard Guenther <rguenther@suse.de>
1418 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1419 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1420 (call_may_clobber_ref_p_1): Likewise.
1421 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1422 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1424 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1426 PR rtl-optimization/41812
1429 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1431 * df-problems.c (df_md_scratch): New.
1432 (df_md_alloc, df_md_free): Allocate/free it.
1433 (df_md_local_compute): Only include live registers in init.
1434 (df_md_transfer_function): Prune the in-set computed by
1435 the confluence function, and the gen-set too.
1437 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1439 PR rtl-optimization/39715
1440 * combine.c (simplify_comparison): Use extensions to
1441 widen comparisons. Try an ANDing first.
1443 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1445 PR rtl-optimization/40741
1446 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1447 a small constant is cheap.
1448 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1449 force_reg on the LHS.
1450 (xorsi3): Likewise, and split the XOR if the constant is complex
1451 and not in Thumb mode.
1453 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1455 * expmed.c (emit_store_flag): Check costs before
1456 transforming to the opposite representation.
1458 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1460 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1461 cstore result to DImode.
1463 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1465 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1466 inside the unspec vector.
1468 2009-10-27 Richard Henderson <rth@redhat.com>
1470 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1472 2009-10-27 Richard Henderson <rth@redhat.com>
1475 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1476 eh_region_may_contain_throw; update users.
1477 (eh_region_may_contain_throw): New function.
1478 (lower_catch): Check flag_exceptions before creating exception region.
1479 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1480 (lower_cleanup): Tidy existing flag_exceptions check to match.
1482 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1485 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1486 * config/i386/mingw.opt: Add fset-stack-executable.
1487 * config/i386/i386.c (ix86_trampoline_init): Make call to
1488 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1489 defined and its value is not zero.
1492 2009-10-27 Richard Guenther <rguenther@suse.de>
1494 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1495 handle calls to externally visible functions like in regular mode.
1496 (create_variable_info_for): Do not create function infos here.
1497 (have_alias_info): Remove write-only variable.
1498 (solve_constraints): New function split out from common code
1499 in compute_points_to_sets and ipa_pta_execute.
1500 (compute_points_to_sets): Adjust.
1501 (ipa_pta_execute): Likewise. Handle clones and externally visible
1502 functions like in non-IPA mode.
1504 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1507 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1510 2009-10-27 Richard Guenther <rguenther@suse.de>
1512 * tree-complex.c (expand_complex_div_wide): Check for
1513 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1515 2009-10-27 Revital Eres <eres@il.ibm.com>
1517 PR tree-optimization/40648
1518 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1519 Change decision of when to peel for alignment.
1521 2009-10-27 Richard Guenther <rguenther@suse.de>
1524 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1526 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1529 * fold-const.c (fold_binary_loc): Do not call
1530 protected_set_expr_location.
1532 2009-10-27 Wei Guozhi <carrot@google.com>
1535 * target.h (have_conditional_execution): Add a new target hook
1537 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1538 * targhooks.h (default_have_conditional_execution): Likewise.
1539 * targhooks.c (default_have_conditional_execution): Likewise.
1540 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1541 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1542 (arm_have_conditional_execution): New function.
1543 * ifcvt.c (noce_process_if_block, find_if_header,
1544 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1545 macro HAVE_conditional_execution to a target hook call.
1546 * recog.c (peephole2_optimize): Likewise.
1547 * sched-rgn.c (add_branch_dependences): Likewise.
1548 * final.c (asm_insn_count, final_scan_insn): Likewise.
1549 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1551 2009-10-26 Ben Elliston <bje@au.ibm.com>
1552 Michael Meissner <meissner@linux.vnet.ibm.com>
1553 Ulrich Weigand <uweigand@de.ibm.com>
1555 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1556 * config/spu/spu_cache.h: New file.
1558 * config/spu/cachemgr.c: New file.
1559 * config/spu/cache.S: New file.
1561 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1562 (ADDR_SPACE_EA): Define.
1563 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1564 * config/spu/spu.c (EAmode): New macro.
1565 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1566 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1567 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1568 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1569 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1570 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1571 (TARGET_ASM_SELECT_SECTION): Likewise.
1572 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1573 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1574 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1575 (ea_symbol_ref): New function.
1576 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1577 (spu_addr_space_legitimate_address_p): New function.
1578 (spu_addr_space_legitimize_address): Likewise.
1579 (cache_fetch): New global.
1580 (cache_fetch_dirty): Likewise.
1581 (ea_alias_set): Likewise.
1582 (ea_load_store): New function.
1583 (ea_load_store_inline): Likewise.
1584 (expand_ea_mem): Likewise.
1585 (spu_expand_mov): Handle __ea qualified memory references.
1586 (spu_addr_space_pointer_mode): New function.
1587 (spu_addr_space_address_mode): Likewise.
1588 (spu_addr_space_subset_p): Likewise.
1589 (spu_addr_space_convert): Likewise.
1590 (spu_section_type_flags): Handle "._ea" section.
1591 (spu_select_section): New function.
1592 (spu_unique_section): Likewise.
1593 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1594 and __EA64__ predefined macros.
1595 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1596 -matomic-updates switches.
1598 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1599 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1600 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1601 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1602 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1603 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1604 $(T)cache128k.o): Likewise.
1605 ($(T)libgcc_%.a): Likewise.
1607 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1608 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1609 (-maddress-space-conversion): Likewise.
1610 (-mcache-size=): Likewise.
1611 (-matomic-updates): Likewise.
1612 * doc/invoke.texi (-mea32/-mea64): Document.
1613 (-maddress-space-conversion): Likewise.
1614 (-mcache-size=): Likewise.
1615 (-matomic-updates): Likewise.
1617 2009-10-26 Ben Elliston <bje@au.ibm.com>
1618 Michael Meissner <meissner@linux.vnet.ibm.com>
1619 Ulrich Weigand <uweigand@de.ibm.com>
1621 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1623 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1624 defined, add the named address space keywords.
1625 (c_addr_space_name): New function.
1626 (complete_array_type): Preserve named address space.
1627 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1628 instead of targetm.valid_pointer_mode.
1630 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1631 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1632 (ADDR_SPACE_KEYWORD): New macro.
1633 (c_addr_space_name): Add prototype.
1635 * c-tree.h (struct c_declspecs): Add address_space member.
1636 (declspecs_add_addrspace): Add prototype.
1638 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1640 * c-parser.c (c_parse_init): Add assertion.
1641 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1642 (c_lex_one_token): Handle address space keywords.
1643 (c_token_starts_typename): Likewise.
1644 (c_token_starts_declspecs): Likewise.
1645 (c_parser_declspecs): Likewise.
1646 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1647 literal within function qualified with named address space.
1649 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1650 address space qualifiers.
1651 (shadow_tag_warned): Warn about useless address space qualifiers.
1652 (quals_from_declspecs): Handle address space qualifiers.
1653 (grokdeclarator): Likewise.
1654 (build_null_declspecs): Likewise.
1655 (declspecs_add_addrspace): New function.
1657 * c-typeck.c (addr_space_superset): New function.
1658 (qualify_type): Handle named address spaces.
1659 (composite_type): Likewise.
1660 (common_pointer_type): Likewise.
1661 (comp_target_types): Likewise.
1662 (build_conditional_expr): Likewise.
1663 (handle_warn_cast_qual): Likewise.
1664 (build_c_cast): Likewise.
1665 (convert_for_assignment): Likewise.
1666 (build_binary_op): Likewise.
1667 (pointer_diff): Handle named address spaces. Use intermediate
1668 integer type of sufficient size if required.
1670 2009-10-26 Ben Elliston <bje@au.ibm.com>
1671 Michael Meissner <meissner@linux.vnet.ibm.com>
1672 Ulrich Weigand <uweigand@de.ibm.com>
1674 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1675 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1676 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1678 * target.h (struct target_def): Add pointer_mode, address_mode,
1679 and valid_pointer_mode to addr_space substructure.
1680 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1681 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1682 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1683 (TARGET_ADDR_SPACE_HOOKS): Add them.
1684 * targhooks.c (target_default_pointer_address_modes_p): New function.
1685 * target.h (target_default_pointer_address_modes_p): Add prototype.
1686 * targhooks.c (default_addr_space_pointer_mode): New function.
1687 (default_addr_space_address_mode): Likewise.
1688 (default_addr_space_valid_pointer_mode): Likewise.
1689 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1690 (default_addr_space_address_mode): Likewise.
1691 (default_addr_space_valid_pointer_mode): Likewise.
1692 * output.h (default_valid_pointer_mode): Move to ...
1693 * targhooks.h (default_valid_pointer_mode): ... here.
1694 * varasm.c (default_valid_pointer_mode): Move to ...
1695 * targhooks.c (default_valid_pointer_mode): ... here.
1697 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1698 instead of targetm.valid_pointer_mode.
1700 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1701 * tree.c (integer_pow2p): Likewise.
1702 (tree_log2): Likewise.
1703 (tree_floor_log2): Likewise.
1704 (signed_or_unsigned_type_for): Support pointer type of different size.
1705 (int_or_pointer_precision): New function.
1706 * tree.h (int_or_pointer_precision): Add prototype.
1707 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1708 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1709 incoming pointer type instead of POINTER_SIZE.
1711 * tree.c (build_pointer_type): Use appropriate pointer mode
1712 instead of ptr_mode.
1713 (build_reference_type): Likewise.
1714 * expr.c (store_expr): Likewise.
1715 (expand_expr_addr_expr): Likewise.
1716 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1717 * cfgexpand.c (expand_debug_expr): Likewise.
1719 * auto-inc-dec.c: Include "target.h".
1720 (try_merge): Use appropriate address mode instead of Pmode.
1721 (find_inc): Likewise.
1722 * combine.c (find_split_point): Likewise.
1723 * cselib.c (cselib_record_sets): Likewise.
1724 * dse.c (replace_inc_dec): Likewise.
1725 (canon_address): Likewise.
1726 * var-tracking.c (replace_expr_with_values): Likewise.
1727 (count_uses): Likewise.
1728 (add_uses): Likewise.
1729 (add_stores): Likewise.
1730 * emit-rtl.c: Include "target.h".
1731 (adjust_address_1): Use appropriate address mode instead of Pmode.
1732 (offset_address): Likewise.
1733 * explow.c (break_out_memory_refs): Likewise.
1734 (memory_address_addr_space): Likewise.
1735 (promote_mode): Likewise.
1736 * expr.c (move_by_pieces): Likewise.
1737 (emit_block_move_via_loop): Likewise.
1738 (store_by_pieces): Likewise.
1739 (store_by_pieces_1): Likewise.
1740 (expand_assignment): Likewise.
1741 (store_constructor): Likewise.
1742 (expand_expr_addr_expr): Likewise.
1743 (expand_expr_real_1): Likewise.
1744 * cfgexpand.c (expand_debug_expr): Likewise.
1745 * ifcvt.c (noce_try_cmove_arith): Likewise.
1746 * regcprop.c (kill_autoinc_value): Likewise.
1747 * regmove.c (try_auto_increment): Likewise.
1748 * reload.c (find_reloads): Likewise.
1749 (find_reloads_address): Likewise.
1750 (find_reloads_address_1): Likewise.
1751 * sched-deps.c: Include "target.h".
1752 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1753 (sched_analyze_2): Likewise.
1754 * sel-sched-dump.c: Include "target.h".
1755 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1756 * stor-layout.c (layout_type): Likewise.
1757 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1758 (multiplier_allowed_in_address_p): Likewise.
1759 (get_address_cost): Likewise.
1760 * varasm.c (make_decl_rtl): Likewise.
1762 * expr.c (expand_assignment): Always convert offsets to appropriate
1764 (store_expr): Likewise.
1765 (store_constructor): Likewise.
1766 (expand_expr_real_1): Likewise.
1768 * reload.h (form_sum): Add MODE argument.
1769 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1770 Update recursive calls.
1771 (subst_indexed_address): Update calls to form_sum.
1773 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1774 * tree-ssa-address.c: Include "target.h".
1775 (templates): Replace by ...
1776 (mem_addr_template_list): ... this new vector.
1777 (TEMPL_IDX): Handle address space numbers.
1778 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1779 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1780 instead of global cache. Update call to gen_addr_rtx.
1781 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1782 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1784 * rtl.h (convert_memory_address_addr_space): Add prototype.
1785 (convert_memory_address): Define as macro.
1786 * explow.c (convert_memory_address): Rename to ...
1787 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1788 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1789 Update recursive calls.
1790 (memory_address_addr_space): Call convert_memory_address_addr_space.
1791 * expmed.c (make_tree): Likewise.
1792 * expr.c (expand_assignment): Likewise.
1793 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1794 (expand_expr_addr_expr): Likewise. Also, update call.
1796 * alias.c (find_base_value): Guard pointer size optimizations.
1797 (find_base_term): Likewise.
1798 * rtlanal.c (nonzero_bits1): Likewise.
1799 (num_sign_bit_copies1): Likewise.
1800 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1802 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1803 (emit-rtl.o): Likewise.
1804 (auto-inc-dec.o): Likewise.
1805 (sched-deps.o): Likewise.
1807 2009-10-26 Ben Elliston <bje@au.ibm.com>
1808 Michael Meissner <meissner@linux.vnet.ibm.com>
1809 Ulrich Weigand <uweigand@de.ibm.com>
1811 * doc/extend.texi (Named Address Spaces): New section.
1812 * coretypes.h (addr_space_t): New type.
1813 (ADDR_SPACE_GENERIC): New define.
1814 (ADDR_SPACE_GENERIC_P): New macro.
1816 * doc/tm.texi (Named Address Spaces): New section.
1817 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1818 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1819 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1820 (TARGET_ADDR_SPACE_CONVERT): Document.
1821 * target.h (struct gcc_target): Add addr_space substructure.
1822 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1823 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1824 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1825 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1826 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1827 (TARGET_INITIALIZER): Initialize addr_space hooks.
1828 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1829 (default_addr_space_legitimize_address): Likewise.
1830 (default_addr_space_subset_p): Likewise.
1831 (default_addr_space_convert): Likewise.
1832 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1833 (default_addr_space_legitimize_address): Likewise.
1834 (default_addr_space_subset_p): Likewise.
1835 (default_addr_space_convert): Likewise.
1837 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1838 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1839 (MEM_ADDR_SPACE): New macro.
1840 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1841 address space memory attribute.
1842 (mem_attrs_htab_hash): Handle address space memory attribute.
1843 (mem_attrs_htab_eq): Likewise.
1844 (set_mem_attributes_minus_bitpos): Likewise.
1845 (set_mem_alias_set): Likewise.
1846 (set_mem_align): Likewise.
1847 (set_mem_expr): Likewise.
1848 (set_mem_offset): Likewise.
1849 (set_mem_size): Likewise.
1850 (adjust_address_1): Likewise.
1851 (offset_address): Likewise.
1852 (widen_memoy_address): Likewise.
1853 (get_spill_slot_decl): Likewise.
1854 (set_mem_attrs_for_spill): Likewise.
1855 (set_mem_addr_space): New function.
1856 * emit-rtl.h (set_mem_addr_space): Add prototype.
1857 * print-rtl.c (print_rtx): Print address space memory attribute.
1858 * expr.c (expand_assignment): Set address space memory attribute
1859 of generated MEM RTXes as appropriate.
1860 (expand_expr_real_1): Likewise.
1861 * cfgexpand.c (expand_debug_expr): Likewise.
1862 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1864 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1865 size of "spare" bitfield.
1866 (TYPE_ADDR_SPACE): New macro.
1867 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1868 (DECODE_QUAL_ADDR_SPACE): Likewise.
1869 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1870 (KEEP_QUAL_ADDR_SPACE): Likewise.
1871 (TYPE_QUALS): Encode type address space.
1872 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1873 * tree.c (set_type_quals): Set type address space.
1874 (build_array_type): Inherit array address space from element type.
1875 * print-tree.c (print_node_brief): Print type address space.
1876 (print_node): Likewise.
1877 * tree-pretty-print.c (dump_generic_node): Likewise.
1879 * explow.c (memory_address): Rename to ...
1880 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1881 Use address-space aware variants of memory address routines.
1882 * recog.c (memory_address_p): Rename to ...
1883 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1884 Use address-space aware variants of memory address routines.
1885 (offsettable_address_p): Rename to ...
1886 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1887 Use address-space aware variants of memory address routines.
1888 * reload.c (strict_memory_address_p): Rename to ...
1889 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1890 Use address-space aware variants of memory address routines.
1891 (maybe_memory_address_p): Rename to ...
1892 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1893 Use address-space aware variants of memory address routines.
1894 * expr.h (memory_address_addr_space): Add prototype.
1895 (memory_address): Define as macro.
1896 * recog.h (memory_address_addr_space_p): Add prototype.
1897 (memory_address_p): Define as macro.
1898 (offsettable_address_addr_space_p): Add prototype.
1899 (offsettable_address_p): Define as macro.
1900 (strict_memory_address_addr_space_p): Add prototype.
1901 (strict_memory_address_p): Define as macro.
1903 * combine.c (find_split_point): Use address-space aware variants
1904 of memory address routines.
1905 * emit-rtl.c (operand_subword): Likewise.
1906 (change_address_1): Likewise.
1907 (adjust_address_1): Likewise.
1908 (offset_address): Likewise.
1909 * expr.c (emit_move_insn): Likewise.
1910 (expand_assignment): Likewise.
1911 (expand_expr_real_1): Likewise.
1912 * recog.c (verify_changes): Likewise.
1913 (general_operand): Likewise.
1914 (offsettable_memref_p): Likewise.
1915 (offsettable_nonstrict_memref_p): Likewise.
1916 (constrain_operands): Likewise.
1917 * reload.c (get_secondary_mem): Likewise.
1918 (find_reloads_toplev): Likewise.
1919 (find_reloads_address): Likewise.
1920 (find_reloads_subreg_address): Likewise.
1921 * reload1.c (reload): Likewise.
1922 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1923 * rtl.h (address_cost): Add ADDRSPACE argument.
1924 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1925 aware variant of memory address routines.
1926 * loop-invariant.c (create_new_invariant): Update address_cost call.
1927 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1928 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1929 Use address-space aware variant of memory address routines.
1930 (propagate_rtx_1): Update call to should_replace_address.
1931 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1933 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1934 ADDRSPACE argument. Use per-address-space instead of global cache.
1935 Use address-space aware variant of memory address routines.
1936 (get_address_cost): Likewise.
1937 (get_computation_cost_at): Update calls.
1938 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1939 Use address-space aware variant of memory address routines.
1940 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1941 (most_expensive_mult_to_index): Update call to
1942 multiplier_allowed_in_address_p.
1944 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1945 attribute to indicate named address spaces.
1947 * varasm.c (get_variable_section): DECLs in named address spaces
1950 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1951 for addresses in a non-generic address space.
1953 * expr.c (emit_block_move_hints): Do not use libcalls for
1954 memory in non-generic address spaces.
1955 (clear_storage_hints): Likewise.
1956 (expand_assignment): Likewise.
1958 * fold-const.c (operand_equal_p): Expressions refering to different
1959 address spaces are not equivalent.
1961 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1962 spaces are not equivalent.
1963 (rtx_equal_p): Likewise.
1964 * cse.c (exp_equiv_p): Likewise.
1965 * jump.c (rtx_renumbered_equal_p): Likewise.
1966 * reload.c (operands_match_p): Likewise.
1968 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1969 address spaces may alias.
1970 (true_dependence): Likewise.
1971 (canon_true_dependence): Likewise.
1972 (write_dependence_p): Likewise.
1974 * dse.c (canon_address): Handle named address spaces.
1975 * ifcvt.c (noce_try_cmove_arith): Likewise.
1977 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1978 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1979 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1980 to handle conversions between different address spaces.
1981 * fold-const.c (fold_convert_loc): Likewise.
1982 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1983 * tree-pretty-print.c (dump_generic_node): Likewise.
1984 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1985 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1986 * tree-inline.c (estimate_operator_cost): Likewise.
1987 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1988 to different address spaces are not useless.
1990 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1993 * cfgcleanup.c (trivially_empty_bb_p): New function.
1994 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1997 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1998 add_name_and_src_coords_attributes, gen_namespace_die,
1999 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2001 2009-10-26 Nick Clifton <nickc@redhat.com>
2003 * config.gcc: Add support for RX target.
2004 * config/rx: New directory.
2005 * config/rx/constraints.md: New file.
2006 * config/rx/predicates.md: New file.
2007 * config/rx/rx.c: New file.
2008 * config/rx/rx.h: New file.
2009 * config/rx/rx.md: New file.
2010 * config/rx/rx.opt: New file.
2011 * config/rx/rx-protos.h: New file.
2012 * config/rx/t-rx: New file.
2013 * doc/extend.texi: Document RX function attributes.
2014 * doc/invoke.texi: Document RX specific command line options.
2015 * doc/contrib.texi: Document RX contribution.
2016 * doc/md.texi: Document RX constraints.
2017 * doc/install.texi: Document RX support.
2019 2009-10-26 Michael Matz <matz@suse.de>
2021 PR tree-optimization/41783
2022 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2023 case for simple diamonds.
2024 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2025 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2026 argument, use alias oracle to skip some vdefs.
2027 (phi_translate_1): Change call to above, don't allocate new
2028 value ids if they can stay the same.
2029 (compute_avail): Allow vuse walking when looking up references.
2031 2009-10-26 Richard Guenther <rguenther@suse.de>
2033 PR tree-optimization/41826
2034 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2035 access to re-allocated vector fields.
2037 2009-10-26 Richard Guenther <rguenther@suse.de>
2039 * graphite-sese-to-poly.c (check_poly_representation): Fix
2040 compile without checking.
2042 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2045 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2046 * gimplify.c (tree_should_carry_location_p,
2047 tree_annotate_one_with_location,tree_annotate_all_with_location):
2048 Remove obsolete functions.
2050 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2053 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2055 2009-10-25 Richard Guenther <rguenther@suse.de>
2057 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2058 Stream DECL_RESTRICTED_P.
2059 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2061 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2063 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2064 a note when expanding to nothing.
2066 2009-10-25 Richard Guenther <rguenther@suse.de>
2069 * tree.c (find_decls_types_r): Deal with Java overloading
2070 BINFO_VIRTUALS for its own purpose.
2072 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2074 * config/mips/predicates.md (hilo_operand): New predicate.
2075 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2076 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2077 splitter part from here ...:
2078 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2079 op0 and op4 to match the DINS case.
2080 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2082 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2085 * avr.md (QIDI): Add new mode iterator.
2086 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2087 patterns for all QI thru DI modes combinations.
2088 (sbrx_and_branch<mode>): Create new and based bit test and jump
2089 patterns for QI thru SI modes.
2090 avr.c (avr_out_sbxx_branch): Use only bit number.
2092 2009-10-24 Jan Hubicka <jh@suse.cz>
2094 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2096 (analyze_function): When analyzing noreturn nothrow call, do not
2097 compute written stats; free bitmaps of vars early if possible.
2098 (generate_summary): Only update bitmaps if computed.
2099 (propagate): Only dump bitmaps if computed.
2100 (ipa_reference_read_summary): Fix pasto.
2102 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2104 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2105 (aliasing_component_refs_p): ...this. Return true if there is no
2106 common base and the base access types have the same alias set.
2107 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2108 (indirect_refs_may_alias_p): Likewise.
2110 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2113 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2114 a C_MAYBE_CONST_EXPR.
2116 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2119 * config/rs6000/rs6000.c (struct machine_function): Add
2120 vsx_or_altivec_used_p to record if vector types are used.
2121 (rs6000_expand_to_rtl_hook): Rename from
2122 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2123 any vector operations, so if there are, we can set VRSAVE to
2124 non-zero when only floating point vector registers are used.
2125 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2126 (rs6000_check_vector_mode): Inner function to check if vector
2127 types are used in the code.
2128 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2129 vector instructions are used.
2131 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2132 Indicate that VSX registers which overlap floating point
2133 registers, can't be used across a call, since the ABI only states
2134 the scalar part of the register will be saved and restored.
2136 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2139 * alias.c (get_alias_set): Call langhook before returning 0 for
2140 types with structural equality.
2141 * c-common.c (c_common_get_alias_set): Use alias set of element
2142 type for arrays with structural comparison.
2144 2009-10-23 Richard Guenther <rguenther@suse.de>
2147 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2148 gimple_call_nothrow_p.
2150 2009-10-23 Richard Guenther <rguenther@suse.de>
2152 PR tree-optimization/41778
2153 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2154 redundancy along a path in the CFG we want to optimize for speed
2155 is going to be removed.
2156 (execute_pre): Do partial-PRE only if the function is to be
2157 optimized for speed.
2158 (gate_pre): Do not turn off all of PRE when not optimizing a
2161 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2163 * builtins.c (fold_builtin_cabs): Use validate_arg().
2164 (fold_builtin_cexp): Fix if-logic.
2165 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2167 2009-10-22 Jeff Law <law@redhat.com>
2169 * ira-lives.c (process_single_reg_class_operands): Update the
2170 hard reg costs for all the hard registers desired by the
2171 single reg class operand.
2173 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2175 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2176 for rtxes that aren't handled specially.
2178 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2180 * rtl.h (shallow_copy_rtvec): Declare.
2181 * rtl.c (shallow_copy_rtvec): New function.
2182 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2183 rtx field if the subrtx has changed.
2185 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2187 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2188 (m32c_function_value): Make static, add new 'outgoing' argument.
2189 (m32c_libcall_value): Make static, add new 'fun' argument.
2190 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2191 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2192 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2193 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2194 (m32c_function_value, m32c_libcall_value): Delete declaration.
2196 2009-10-22 Diego Novillo <dnovillo@google.com>
2198 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2200 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2202 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2205 2009-10-22 Richard Guenther <rguenther@suse.de>
2207 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2208 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2209 (lto_symtab_merge): Do not merge cgraph nodes here.
2210 (lto_symtab_resolve_can_prevail_p): Simplify.
2211 (lto_symtab_resolve_symbols): Store cgraph node.
2212 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2213 functions from the symtab.
2214 (lto_symtab_merge_cgraph_nodes_1): New function.
2215 (lto_symtab_merge_cgraph_nodes): Likewise.
2217 2009-10-22 Richard Guenther <rguenther@suse.de>
2220 * lto-streamer-out.c (lto_output_location): Stream the
2222 * lto-streamer-in.c (lto_input_location): Likewise.
2224 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2226 * cfgloopmanip.c (duplicate_subloops): Export.
2227 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2228 (transform_to_exit_first_loop): Duplicate bbs starting from
2229 header up to loop->latch instead of exit->src.
2230 Initialize control variable to the correct number of iterations.
2231 (gather_scalar_reductions): Do not register double reductions.
2232 (parallelize_loops): Dump which loop is tested.
2233 Indicate whether the parallelized loop is inner or not.
2234 Remove the innermost-loop requirement.
2235 * cfgloop.h (duplicate_subloops): Export.
2236 * tree-cfg.c (add_phi_args_after_redirect): New function.
2237 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2238 Call duplicate_subloops.
2239 Update number of iterations at the exit condition.
2240 Don't redirect nexits always to the loop exit.
2241 Redirect copied edges from latch to the loop exit.
2243 2009-10-22 Jan Hubicka <jh@suse.cz>
2245 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2247 * ipa-inline.c (cgraph_mark_inline_edge,
2248 cgraph_decide_inlining_of_small_function,
2249 cgraph_decide_inlining, inline_read_summary): Disable indirect
2250 inlining for WPA for time being.
2252 PR tree-optimize/40556
2253 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2255 2009-10-22 Richard Guenther <rguenther@suse.de>
2257 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2258 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2260 2009-10-22 Jan Hubicka <jh@suse.cz>
2263 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2265 (check_call): Handle only indirect calls.
2266 (propagate_bits): Update comment.
2267 (write_node_summary_p): Turn bogus check to assert.
2268 (ipa_reference_write_summary): Stream calls_read_all properly.
2269 (ipa_reference_read_summary): Stream in calls_read_all properly.
2270 (read_write_all_from_decl): New function.
2271 (propagate): Handle OVERWRITABLE nodes and external calls here.
2272 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2274 (analyze_function): Do not check visibility here.
2275 (add_new_function): We summary OVERWRITABLE too.
2276 (generate_summary): Stream OVERWRITABLE nodes too.
2277 (propagate): Handle external calls and OVERWRITABLE nodes here.
2278 (local_pure_const): Check visibility here.
2280 2009-10-22 Jan Hubicka <jh@suse.cz>
2282 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2283 (pass_ipa_cp): Register them.
2284 (ipcp_init_stage): Analyze all functions for whopr/lto.
2285 (ipcp_propagate_stage): Skip external calls.
2286 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2287 * ipa-reference.c (write_node_summary_p): Fix thinko about
2289 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2290 when in ltrans, skip executing of ipa passes since everything
2291 should've been done.
2292 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2293 (inline_generate_summary): Likewise.
2294 (inline_read_summary): New function.
2295 (inline_write_summary): New function.
2296 (pass_ipa_inline): Register new hooks.
2297 * ipa-prop.c: Inlcude lto-streamer.h
2298 (ipa_edge_args_vector): Update declaration.
2299 (ipa_count_arguments, ipa_compute_jump_functions,
2300 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2301 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2302 ipa_read_node_info): New static functions.
2303 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2304 (duplicate_array): Use xmalloc.
2305 (duplicate_ggc_array): New.
2306 (ipa_edge_duplication_hook): Use it.
2307 (ipa_update_after_lto_read): New function.
2308 * ipa-prop.h (ipa_prop_write_jump_functions,
2309 ipa_prop_read_jump_functions): Declare.
2310 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2311 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2312 (ipa_edge_args_vector): Move into GGC.
2313 (ipa_check_create_edge_args): Update.
2314 (ipa_update_after_lto_read): New.
2315 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2317 (ipa_read_summaries): When in ltrans, so not read summaries.
2318 * lto-streamer.c (lto_get_section_name): Add
2319 LTO_section_jump_functions.
2320 * lto-streamer.h (LTO_section_jump_functions): New section.
2321 (produce_asm): Declare.
2322 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2323 * lto-streamer-out.c (produce_asm): Export.
2324 * lto-streamer-in.c: Include tree-pass.h
2325 (input_function): Free dominance info when done.
2326 (lto_read_body): Push ipa_inline in ltrans stage.
2327 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2328 * Makefile.in (GTFILES): Add ipa-prop.h
2330 2009-10-22 Matthias Klose <doko@ubuntu.com>
2332 * doc/install.texi: Document --enable-browser-plugin.
2334 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2336 * doc/invoke.texi (fira-loop-pressure): Update default value.
2337 * opts.c (decode_options): Remove default value setting for
2338 flag_ira_loop_pressure.
2339 * config/ia64/ia64.c (ia64_override_options): Set
2340 flag_ira_loop_pressure up for -O3.
2341 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2343 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2345 PR tree-optimization/41497
2346 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2347 chrec_dont_know if the evolution function returned by follow_ssa_edge
2348 is constant in the analyzed loop and is not compatible with the
2349 initial value before the loop.
2350 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2352 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2354 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2356 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2359 * doc/invoke.texi: Document -print-multi-os-directory.
2361 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2364 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2365 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2366 when darwin_emit_unwind_label is used.
2368 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2370 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2373 2009-10-20 Richard Henderson <rth@redhat.com>
2375 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2376 before emit_post_landing_pad.
2378 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2380 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2381 Use when calling rtx_costs.
2382 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2383 global optimize_size. Pass speed to mips_binary_cost.
2385 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2387 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2390 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2392 * rtl.h (simplify_replace_fn_rtx): Declare.
2393 (wrap_constant, unwrap_constant): Delete.
2394 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2395 (expand_debug_expr): Don't call wrap_constant.
2396 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2397 (auto_adjust_pair): Fold into...
2398 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2399 Just return a new value.
2400 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2401 otherwise use simplify_replace_rtx.
2402 * cselib.c (wrap_constant): Reinstate old definition.
2403 (cselib_expand_value_rtx_1): Don't wrap constants.
2404 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2405 simplify_replace_rtx.
2406 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2407 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2408 Use simplify_replace_rtx.
2409 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2411 (simplify_replace_rtx): ...here. Turn into a wrapper for
2412 simplify_replace_fn_rtx.
2413 (simplify_unary_operation): Don't unwrap CONSTs.
2414 * var-tracking.c (check_wrap_constant): Delete.
2415 (vt_expand_loc_callback): Don't call it.
2416 (vt_expand_loc): Likewise.
2418 2009-10-20 Pascal Obry <obry@adacore.com>
2419 Eric Botcazou <ebotcazou@adacore.com>
2421 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2423 2009-10-20 Michael Matz <matz@suse.de>
2425 * loop-invariant.c (create_new_invariant): Use different magic number.
2427 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2430 * arm.c (arm_override_options): Forcibly disable hot/cold block
2433 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2436 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2439 2009-10-20 Richard Guenther <rguenther@suse.de>
2441 * ggc-page.c: Include cfgloop.h.
2442 (struct max_alignment): Drop long double, add void *.
2443 (extra_order_size_table): Add low non-power-of-two multiples
2444 of MAX_ALIGNMENT. Drop small type-based entries, add
2445 tree_type, cgraph_node and loop.
2446 * alloc-pool.c (struct allocation_object_def): Drop long double
2449 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2452 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2453 referenced just in DEBUG_INSNs.
2455 2009-10-20 Richard Guenther <rguenther@suse.de>
2458 * gimple.c (gimple_register_type): Make sure we register
2459 the types main variant first.
2461 2009-10-20 Richard Guenther <rguenther@suse.de>
2463 * gimple.c (gimple_types_compatible_p): Simplify. Move
2464 cheap checks before hashtable queries. Add checks for
2465 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2467 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2469 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2470 without size or with size that can't be represented as a host integer.
2472 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2474 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2475 the removal of a debug stmt as a significant change.
2477 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2479 * config/s390/s390.md: Added agen condition to operand
2480 forwarding bypasses. Added bypass for early address generation
2481 use of int results. Updated comments.
2483 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2485 * config/i386/i386.c: Remove signal.h #include.
2487 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2489 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2490 * doc/rtl.texi: Document ss_abs.
2492 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2494 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2495 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2496 instead of C_LEX_RAW_STRINGS.
2497 (lex_string): Handle CPP_UTF8STRING.
2498 * c-parser.c (c_parser_postfix_expression): Likewise.
2499 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2500 (C_LEX_STRING_NO_JOIN): ... this.
2502 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2504 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2505 cris_function_value_regno_p): New functions.
2506 (cris_promote_function_mode): Update comment.
2507 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2508 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2509 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2510 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2512 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2514 * unwind-dw2.c (execute_stack_op): Fix operand order for
2515 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2517 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2519 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2520 (lower_stmt) <GIMPLE_BIND>: Add comment.
2521 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2523 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2524 Otherwise lower it and set cannot_fallthru to true.
2525 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2526 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2527 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2528 to true for a noreturn call. Do not remove statements.
2529 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2530 Set cannot_fallthru to false on function exit.
2531 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2532 <GIMPLE_ASSIGN>: Remove.
2534 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2536 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2538 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2540 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2541 next/prev_active_insn to skip DEBUG_INSNs as well.
2543 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2545 * config/arm/arm.c (output_move_neon): Use DImode in call to
2548 2009-10-19 Matthias Klose <doko@ubuntu.com>
2551 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2553 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2555 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2557 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2560 * optabs.c (expand_binop): Make mode of shift count expression mode
2561 of shift count not target.
2564 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2566 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2567 case. Force using values to replace references within the statement.
2568 (convert_local_reference_stmt): Likewise.
2570 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2572 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2573 remove a subsequent GOTO or RETURN statement.
2575 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2577 * config/avr.md (*movqi): Add zero as equally preferable constraint
2578 as general register.
2581 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2583 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2585 2009-10-17 Richard Guenther <rguenther@suse.de>
2587 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2589 2009-10-17 Richard Guenther <rguenther@suse.de>
2591 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2592 operands in COMPONENT_REFs.
2594 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2596 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2597 if not defined. Change type of second argument to const_rtx.
2598 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2600 * targhooks.h (default_libcall_value): Update prototype.
2601 * target.h (struct gcc_target): Change type of second argument of
2602 libcall_value to const_rtx.
2603 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2605 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2606 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2608 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2611 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2612 * cgraphunit.c (cgraph_optimize): Call it.
2613 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2614 (dwarf2out_assembly_start): ... here. New hook.
2615 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2616 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2618 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2619 * sdbout.c (sdb_debug_hooks): Likewise.
2620 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2621 (vmsdbgout_assembly_start): New hook.
2623 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2625 * rtl.h (RTL_LOCATION): Fix typo.
2627 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2629 * print-rtl.c (print_rtx): Print locators in asm_operands
2632 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2635 * sched-deps.c (depl_on_debug_p): New.
2636 (attach_dep_link): Reject debug deps before nondebug deps.
2637 (add_to_deps_list): Insert debug deps after nondebug deps.
2638 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2640 (sd_add_dep): Do not reject debug deps.
2641 (add_insn_mem_dependence): Don't count debug deps.
2642 (remove_from_deps): Likewise.
2643 (sched_analyze_2): Set up mem deps on debug insns.
2644 (sched_analyze_insn): Record reg uses for deps on debug insns.
2645 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2646 try_ready nondebug insn after debug insn.
2647 * ddg.c (create_ddg_dep_from_intra_loop_link,
2648 create_ddg_dep_no_link): Don't reject debug deps.
2650 2009-10-16 Richard Guenther <rguenther@suse.de>
2652 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2653 (maybe_merge_incomplete_and_complete_type): Likewise.
2654 (lto_symtab_merge): Do not call them. Do not warn for
2655 complete vs. incomplete compatible types.
2656 (lto_symtab_merge_decls_2): Simplify.
2657 * gimple.c (gimple_force_type_merge): Remove.
2658 (gimple_types_compatible_p): Make it static.
2659 * gimple.h (gimple_force_type_merge): Remove.
2660 (gimple_types_compatible_p): Likewise.
2662 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2664 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2665 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2667 2009-10-16 Richard Guenther <rguenther@suse.de>
2669 PR tree-optimization/41728
2670 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2671 if fold_stmt did anything.
2673 2009-10-16 Richard Guenther <rguenther@suse.de>
2676 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2677 (maybe_fixup_handled_component): New function.
2678 (input_gimple_stmt): Fixup mismatched decl replacements.
2680 2009-10-16 Richard Guenther <rguenther@suse.de>
2683 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2684 the same as VAR_DECL.
2686 2009-10-16 Richard Guenther <rguenther@suse.de>
2688 * gimple.c (iterative_hash_gimple_type): For integer types
2689 also hash their minimum and maximum values and the string flag.
2690 For array types hash their domain and the string flag.
2692 2009-10-16 Richard Guenther <rguenther@suse.de>
2694 * gimple.c (gimple_types_compatible_p): Restrict completing
2695 types to record or unions. Simplify completion.
2696 Do not merge records or unions with different
2697 TYPE_STRUCTURAL_EQUALITY_P tag.
2698 (iterative_hash_gimple_type): Restrict non-recursing into
2699 pointer targets for records and unions.
2701 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2704 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2705 * dwarf2out.c (mem_loc_descriptor): Don't handle
2706 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2707 punt if it is not lowpart subreg or if inner mode isn't
2710 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2712 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2713 investigating previous or next insns.
2715 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2717 * tree-sra.c (build_ref_for_offset_1): Update comment.
2719 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2721 * config/s390/s390.md (atype): Added missing values.
2723 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2726 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2727 (casesi64p): Update pattern to reflect above.
2729 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2731 PR rtl-optimization/41697
2732 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2734 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2737 * config/rs6000/predicates.md: Update copyright year.
2738 * config/rs6000/altivec.md: Ditto.
2740 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2741 (MD_INCLUDES): Add a2.md.
2743 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2744 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2745 (builtin_classify): New static vector to classify various builtins
2746 to get the tree attributes correct.
2747 (def_builtin): Set the attributes of builtins based on what the
2748 builtin does (i.e. memory operation, floating point, saturation
2749 need special attributes, others are pure functions).
2751 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2753 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2754 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2755 RS6000_BUILTIN_COUNT.
2756 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2757 MAX_RS6000_BUILTINS.
2759 * config/rs6000/rs6000-builtin.def: New file that combines the
2760 builtin enumeration name and attributes.
2762 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2764 * config/i386/linux.h (ASM_SPEC): Add --32.
2766 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2768 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2769 and DW_TAG_template_alias.
2770 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2771 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2772 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2773 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2774 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2775 and DW_AT_GNU_odr_signature.
2776 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2777 DW_FORM_flag_present and DW_FORM_ref_sig8.
2778 (output_signature): Only print name on the first byte.
2779 (output_die): Likewise for dw_val_class_data8.
2781 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2783 * doc/invoke.texi: Clarify that most optimizations are not enabled
2786 2009-10-15 Richard Guenther <rguenther@suse.de>
2789 * gimple.c (compare_type_names_p): Handle anonymous names
2790 differently based on new mode argument.
2791 (gimple_types_compatible_p): For structs also compare the tags.
2792 (iterative_hash_type_name): Rename to ...
2793 (iterative_hash_name): ... this. Hash all names.
2794 (iterative_hash_gimple_type): Fix hashing the struct tag of
2795 pointer targets. Hash field decl names.
2797 2009-10-15 Richard Guenther <rguenther@suse.de>
2800 * gimple.c (gimple_get_alias_set): Avoid recursing on
2801 invalid type topology.
2803 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2805 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2807 2009-10-15 Richard Guenther <rguenther@suse.de>
2809 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2811 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2813 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2814 add --with-tune{,-32,-64} configured default for -mtune if explicit
2817 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2819 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2821 2009-10-14 DJ Delorie <dj@redhat.com>
2823 * config/h8300/h8300.c (F): New.
2825 (h8300_emit_stack_adjustment): Call them.
2827 (h8300_push_pop): Likewise.
2828 (h8300_expand_prologue): Likewise.
2829 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2830 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2831 (INCOMING_RETURN_ADDR_RTX): Define.
2832 (INCOMING_FRAME_SP_OFFSET): Define.
2833 (DWARF_CIE_DATA_ALIGNMENT): Define.
2835 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2837 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2838 fields in builtin structs.
2839 (finalize_record_size): Likewise.
2841 2009-10-14 Richard Guenther <rguenther@suse.de>
2843 * gimple.c (gtc_ob): New global.
2844 (struct type_pair_d): Replace pointers with type UIDs.
2845 (type_pair_hash): Adjust.
2846 (type_pair_eq): Likewise.
2847 (lookup_type_pair): Likewise. Allocate from an obstack.
2848 (gimple_force_type_merge): Adjust.
2849 (gimple_types_compatible_p): Likewise.
2850 (free_gimple_type_tables): Free the obstack.
2852 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2854 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2855 stmts setting DEBUG_EXPR_DECLs.
2857 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2858 Don't crash if mode1 is VOIDmode.
2860 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2862 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2863 * params.h (IRA_LOOP_RESERVED_REGS): New.
2864 * tree-pass.h (pass_subregs_of_mode_init,
2865 pass_subregs_of_mode_finish): Remove.
2866 * passes.c (pass_subregs_of_mode_init,
2867 pass_subregs_of_mode_finish): Remove.
2868 (pass_reginfo_init): Move before loop optimizations.
2869 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2870 * common.opt (fira-loop-pressure): New.
2871 * toplev.h (flag_ira_loop_pressure): New.
2872 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2873 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2874 Make external and void type functions.
2875 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2876 pass_subregs_of_mode_finish): Remove.
2877 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2878 * regmove.c: Include ira.h.
2879 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2880 register pressure calculation in loops.
2881 * loop-invariant.c: Include REGS_H and ira.h.
2882 (struct loop_data): New members max_reg_pressure, regs_ref, and
2884 (struct invariant): New member orig_regno.
2885 (curr_loop): New variable.
2886 (find_exits): Initialize regs_ref and regs_live.
2887 (create_new_invariant): Initialize orig_regno.
2888 (get_cover_class_and_nregs): New.
2889 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2890 array. Add code for flag_ira_loop_pressure.
2891 (gain_for_invariant): Make new_regs an array. Add code for
2892 flag_ira_loop_pressure.
2893 (best_gain_for_invariant): Ditto.
2894 (set_move_mark): New parameter gain. Use it for debugging output.
2895 (find_invariants_to_move): Make regs_needed and new_regs an array.
2896 Add code for flag_ira_loop_pressure.
2897 (move_invariant_reg): Set up orig_regno.
2898 (move_invariants): Set up reg classes for pseudos for
2899 flag_ira_loop_pressure.
2900 (free_loop_data): Clear regs_ref and regs_live.
2901 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2902 get_regno_cover_class, change_pressure, mark_regno_live,
2903 mark_regno_death, mark_reg_store, mark_reg_clobber,
2904 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2905 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2906 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2907 register pressure calculation in loops if new regs were added.
2908 Call finish_subregs_of_mode.
2909 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2910 * Makefile.in (loop-invariant.o): Add ira.h.
2912 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2914 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2916 2009-10-14 Richard Guenther <rguenther@suse.de>
2918 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2919 (lto_symtab_merge): ... here. Rewrite both to take the
2920 prevailing and a to-be-merged entry and to queue diagnostics properly.
2921 (lto_symtab_resolve_replaceable_p): New predicate for
2923 (lto_symtab_resolve_can_prevail_p): Likewise.
2924 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2925 handles merging commons by choosing the largest decl. Fold
2926 in code that gives ODR errors.
2927 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2929 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2930 case of no prevailing decl here. Diagnose mismatches
2931 in object types here. Drop all but the prevailing decls.
2932 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2933 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2934 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2936 2009-10-14 Richard Guenther <rguenther@suse.de>
2939 * lto-streamer-in.c (input_bb): Replace debug stmts with
2940 nops instead of dropping them.
2942 2009-10-14 Nick Clifton <nickc@redhat.com>
2944 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2945 in situations where it is being used as a minus symbol.
2946 * gcc/doc/tm.texi: Likewise.
2947 * gcc/doc/md.texi: Likewise.
2949 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2951 PR preprocessor/41543
2952 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2953 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2954 * tree.c: Include intl.h.
2955 (expand_location): Handle BUILTINS_LOCATION.
2956 * Makefile.in (tree.o): Depend on intl.h.
2959 * dwarf2out.c (dwarf2out_var_location): Always clear
2960 last_postcall_label when changing last_label.
2962 2009-10-14 Pascal Obry <obry@adacore.com>
2964 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2965 (process_command): Handle -E as done with -c and -S. Do not add
2966 the target executable suffix to the output file when -E is used.
2967 (main): Adjust error message accordingly.
2969 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2975 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2977 (tree_code_size): Likewise.
2979 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2981 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2982 * real.h (HAVE_mpc_arc): Define.
2984 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2986 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2987 (struct builtin_description): Add fndecl field.
2988 (bdesc): Remove const qualifier. Update initializer.
2989 (sh_media_init_builtins): Remove const qualifier for d. Record
2990 the result of add_builtin_function to the fndecl field.
2991 (sh_builtin_decl): New.
2992 (sh_media_builtin_decl): New.
2994 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2997 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2998 requests between special registers.
3000 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3002 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3004 2009-10-13 Richard Henderson <rth@redhat.com>
3006 PR tree-optimization/41377
3007 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3008 (cleanup_empty_eh_merge_phis): New change_region parameter;
3009 pass it on to redirect_eh_edge_1. Update callers.
3010 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3011 at the destination block.
3013 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3015 * passes.c (register_pass): Replaced gcc_unreachable by
3016 fatal_error on failure. Mentions plugins in comments & messages.
3018 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3021 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3022 * sched-vis.c (print_value): Use it.
3023 * cselib.c (cselib_hash_rtx): Likewise.
3024 * print-rtl.c (print_rtx): Likewise.
3025 * cfgexpand.c (expand_debug_rtx): Likewise.
3026 * var-tracking.c (vt_expand_loc_callback): Likewise.
3028 2009-10-13 Richard Guenther <rguenther@suse.de>
3031 * opts.c (handle_option): Split out code to handle setting
3032 the options flag var ...
3033 (set_option): ... here.
3034 * opts.h (set_option): Declare.
3035 * lto-opts.c (register_user_option_p): Include -fexceptions
3036 and all position independent code variants.
3037 (handle_common_option): Remove.
3038 (lto_reissue_options): Use set_option.
3040 2009-10-13 Martin Jambor <mjambor@suse.cz>
3042 PR tree-optimization/41661
3043 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3044 that are tcc_comparisons or do not change the type in any
3046 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3047 folding tcc_comparison operations.
3049 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3051 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3054 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3060 * tree.def (DEBUG_EXPR_DECL): New.
3061 * rtl.def (DEBUG_EXPR): New.
3062 * gengtype.c (adjust_field_rtx_def): Handle it.
3063 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3064 (insert_debug_temp_for_var_def): ... this. Drop support for
3065 moving. Take iterator for def stmt; insert debug stmt before it.
3066 Scan early for use count and kind in debug stmts.
3067 (propagate_defs_into_debug_stmts): Rename to...
3068 (insert_debug_temps_for_defs): ... this. Likewise.
3069 * tree.h (DEBUG_TEMP_UID): New.
3070 * tree.c (next_debug_decl_uid): New.
3071 (make_node_stat): Count debug decls separately.
3072 (copy_node_stat): Likewise.
3073 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3074 * var-tracking.c (dv_is_decl_p): Recognize it.
3075 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3076 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3077 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3078 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3079 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3080 (cselib_hash_rtx): Likewise.
3081 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3082 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3084 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3085 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3086 * rtl.c (copy_rtx): Likewise.
3087 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3088 * print-rtl.c (print_rtx): Likewise.
3089 * sched-vis.c (print_value): Likewise.
3090 (print_insn): Handle DEBUG_EXPR_DECL.
3091 * tree-dump.c (dequeue_and_dump): Likewise.
3092 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3093 * gimple-iterator (gsi_replace): Check for same lhs.
3094 (gsi_remove): Insert debug temps.
3095 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3096 (move_computations_stmt): Drop explicit propagation into debug stmts.
3097 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3098 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3099 * tree-ssa-sink.c (statement_sink_location): Likewise.
3100 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3101 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3102 * tree-flow.h: Likewise.
3103 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3104 debug temps without values.
3105 (eliminate_unnecessary_stmts): Don't discard just-inserted
3108 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3111 * config/cris/cris.md (andu): Check that operand 1 is one of the
3112 general registers. Fix typo in head comment.
3114 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3116 * config/i386/i386.md (vswapmov): New.
3117 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3118 (ix86_function_ms_hook_prologue): New.
3119 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3120 * configure.ac: Test for swap suffix support in as.
3121 * configure: Rebuild.
3123 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3126 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3127 paradoxical subregs to prevent partial register stalls if the inner
3128 mode is integer mode.
3130 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3132 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3134 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3137 * gcc/dwarf2out.c (template_parameter_pack_die,
3138 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3140 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3143 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3145 (maybe_register_def): Likewise. Take stmt iterator.
3146 (rewrite_update_stmt): Take stmt iterator and pass it on.
3147 (rewrite_update_enter_block): Pass stmt iterator.
3149 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3151 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3152 (spu_builtin_decl): New function.
3154 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3156 * config/i386/i386.md (SWIM): New mode iterator.
3157 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3158 using SWIM mode iterator.
3159 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3160 patterns using SWI48 mode iterator.
3161 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3162 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3163 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3164 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3165 patterns using SWI248 mode iterator.
3166 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3167 gen_x86_movdicc_0_m1_rex64 for renamed function
3169 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3170 Eric Botcazou <ebotcazou@adacore.com>
3173 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3174 * config/sparc/sol2-unwind.h: New file.
3176 2009-10-11 Olivier Hainque <hainque@adacore.com>
3177 Eric Botcazou <ebotcazou@adacore.com>
3180 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3181 * config/i386/sol2-unwind.h: New file.
3183 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3186 * config/i386/i386.md (addsi_1_zext): Get the proper second
3189 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3191 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3192 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3195 2009-10-11 Richard Guenther <rguenther@suse.de>
3197 * gimple.c (iterative_hash_type_name): Do not handle special
3200 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3202 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3203 (*setcc_si_1_and): Ditto.
3204 (*setcc_si_1_movzbl): Ditto.
3205 (*setcc_<mode>_2): Ditto.
3206 (*setcc_qi): Rename from *setcc_1.
3207 (*setcc_qi_slp): Rename from *setcc_2.
3209 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3210 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3212 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3213 "if" condition, there is already assert with reload_completed present.
3215 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3217 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3219 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3221 * doc/install.texi (Final install): Refer to
3222 http://gcc.gnu.org/bugs/ for bug reporting.
3224 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3226 * configure.ac: Add test for dci instruction.
3227 * configure: Regenerate.
3228 * config.in: Likewise.
3229 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3230 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3231 (-mmulhw): Add 476 to description.
3232 (-mdlmzb): Likewise.
3233 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3234 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3235 (processor_target_table): Add 476 and 476fp entries.
3236 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3237 (rs6000_issue_rate): Add CPU_PPC476.
3238 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3239 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3240 (processor_type): Add PROCESSOR_PPC476.
3241 (EXTRA_SPECS): Add asm_cpu_476 string.
3242 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3243 (define_attr "cpu"): Add ppc476.
3245 Update comments for 476.
3246 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3247 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3248 Update copyright year.
3249 * config/rs6000/476.md: New file.
3250 * config/rs6000/40x.md: Add description for "isel" attribute.
3251 Update copyright year.
3252 * config/rs6000/440.md: Likewise.
3253 * config/rs6000/603.md: Likewise.
3254 * config/rs6000/6xx.md: Likewise.
3255 * config/rs6000/7450.md: Likewise.
3256 * config/rs6000/7xx.md: Likewise.
3257 * config/rs6000/8540.md: Likewise.
3258 * config/rs6000/cell.md: Likewise.
3259 * config/rs6000/e300c2c3.md: Likewise.
3260 * config/rs6000/e500mc.md: Likewise.
3261 * config/rs6000/mpc.md: Likewise.
3262 * config/rs6000/power4.md: Likewise.
3263 * config/rs6000/power5.md: Likewise.
3264 * config/rs6000/power6.md: Likewise.
3265 * config/rs6000/power7.md: Likewise.
3266 * config/rs6000/rios1.md: Likewise.
3267 * config/rs6000/rios2.md: Likewise.
3268 * config/rs6000/rs64.md: Likewise.
3270 2009-10-10 Richard Guenther <rguenther@suse.de>
3272 PR tree-optimization/41654
3273 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3274 a cond expr before calling gimple_cond_set_condition_from_tree.
3275 (ifcombine_iforif): Likewise.
3277 2009-10-09 Ian Lance Taylor <iant@google.com>
3279 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3280 * configure: Rebuild.
3282 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3284 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3287 2009-10-09 Richard Guenther <rguenther@suse.de>
3290 * target-def.h (TARGET_BUILTIN_DECL): Define.
3291 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3292 * target.h (struct gcc_target): Add builtin_decl target hook.
3293 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3294 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3296 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3297 not gcc_unreachable.
3298 (lto_output_builtin_tree): Sorry if the target does not support
3299 streaming target builtins.
3300 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3301 (rs6000_builtin_decl): New function.
3302 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3303 (ix86_builtin_decl): New function.
3305 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3307 PR preprocessor/41445
3308 * c-ppoutput.c (do_line_change): New function.
3309 (cb_line_change): Use it.
3310 (scan_translation_unit): Call do_line_change if
3311 avoid_paste or PREV_WHITE and token location is on a different line
3312 than print.src_line.
3315 * dwarf2out.c (dwarf2out_init): Test whether
3316 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3319 PR rtl-optimization/41646
3320 * calls.c (expand_call): For BLKmode types returned in registers
3321 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3324 2009-10-09 Richard Guenther <rguenther@suse.de>
3326 PR tree-optimization/41634
3327 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3328 we remove the correct elements.
3329 (optimize_stmt): Make sure to update stmt operands before
3330 optimizing redundancies.
3332 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3334 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3336 2009-10-09 Richard Guenther <rguenther@suse.de>
3339 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3341 (lto_wrapper_exit): New function.
3343 (fatal_perror): Likewise.
3344 (fork_execute): Use global args_name, do not free it.
3345 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3346 * lto-streamer.h: Remove duplicate prototypes.
3348 2009-10-09 Richard Guenther <rguenther@suse.de>
3350 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3351 before calling stmt_can_throw_external.
3353 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3355 PR tree-optimization/40071
3356 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3357 pointer if the original data reference doesn't conflict with the
3358 created vector data reference. Fix long line.
3360 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3362 * config/i386/i386.md (any_div): New code iterator.
3363 (u): Handle div and udiv.
3365 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3367 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3368 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3369 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3370 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3372 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3374 * gcc.c (main): Remove trailing "." from diagnostics.
3376 2009-10-08 Cary Coutant <ccoutant@google.com>
3378 Add support for debugging with ICF (Identical Code Folding).
3379 * calls.c (debug.h): New #include.
3380 (emit_call_1): Call virtual_call_token debug hook.
3381 * common.opt (-fenable-icf-debug): New option.
3382 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3383 locations in the source).
3384 (poc_label_num): New variable.
3385 (dcall_entry, vcall_entry): New typedefs.
3386 (dcall_table, vcall_table): New variables.
3387 (struct vcall_insn): New type.
3388 (vcall_insn_table): New variable.
3389 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3390 (size_of_dcall_table): New function.
3391 (output_dcall_table): New function.
3392 (size_of_vcall_table): New function.
3393 (output_vcall_table): New function.
3394 (dwarf2out_direct_call): New function.
3395 (vcall_insn_table_hash): New function.
3396 (vcall_insn_table_eq): New function.
3397 (dwarf2out_virtual_call_token): New function.
3398 (dwarf2out_virtual_call): New function.
3399 (dwarf2out_init): Allocate new tables and sections.
3400 (prune_unused_types): Mark DIEs referenced from direct call table.
3401 (dwarf2out_finish): Output direct and virtual call tables.
3402 * final.c (final_scan_insn): Call direct_call and virtual_call
3404 * debug.h (struct gcc_debug_hooks): Add direct_call,
3405 virtual_call_token, virtual_call hooks.
3406 (debug_nothing_uid): New function.
3407 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3408 (debug_nothing_uid): New function.
3409 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3410 (xcoff_debug_hooks): Likewise.
3411 * sdbout.c (sdb_debug_hooks): Likewise.
3412 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3413 * doc/invoke.texi (-fenable-icf-debug): New option.
3415 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3418 * regmove.c (regmove_backward_pass): Replace src with dst in the
3419 debug insn, and check for dst before rather than after.
3421 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3423 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3424 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3426 2009-10-08 Jan Hubicka <jh@suse.cz>
3429 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3430 do not mark cgraph nodes as needed.
3431 (record_references_in_initializer): Add new only_vars parameter.
3432 * cgraph.h (record_references_in_initializer): New parameter.
3433 * varasm.c (assemble_variable): Update call.
3434 * varpool.c (varpool_analyze_pending_decls): Always look for
3437 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3439 * config/avr/avr.c (last_insn_address) Remove variable.
3440 (expand_prologue): Don't initialise last_insn_address variable.
3441 (final_prescan_insn): Don't output insn size.
3442 * config/avr/avr.opt (msize): Remove switch.
3443 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3446 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3448 * combine.c (label_tick_ebb_start): Fix comment.
3449 (combine_instructions): Set label_tick and label_tick_ebb_start before
3450 calling setup_incoming_promotions. Start them from 1. Increment
3451 label_tick instead of deriving it from the BB index. Rather than
3452 comparing ticks use the block from the previous iteration to decide
3453 whether to start a new EBB. Remove empty lines before function.
3455 2009-10-08 Michael Matz <matz@suse.de>
3458 * builtins.c (fold_builtin_isascii): Use fold_build2.
3459 (fold_builtin_isdigit): Ditto.
3460 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3461 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3462 remove_useless_stmts_cond, remove_useless_stmts_tf,
3463 remove_useless_stmts_tc, remove_useless_stmts_bind,
3464 remove_useless_stmts_goto, remove_useless_stmts_label,
3465 remove_useless_stmts_1, remove_useless_stmts,
3466 pass_remove_useless_stmts): Remove.
3467 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3468 * passes.c (init_optimization_passes): Don't add
3469 pass_remove_useless_stmts.
3470 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3471 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3473 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3474 for static constants.
3475 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3476 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3478 2009-10-08 Richard Guenther <rguenther@suse.de>
3480 * gimple.c (free_gimple_type_tables): New function.
3481 * gimple.h (free_gimple_type_tables): Declare.
3483 2009-10-07 Mark Heffernan <meheff@google.com>
3485 * ipa-prop.c (ipa_print_node_params) Only print
3486 names of named arguments.
3488 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3490 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3491 being statically linked.
3493 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3495 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3497 2009-10-08 Jan Hubicka <jh@suse.cz>
3500 * ipa.c (cgraph_externally_visible_p,
3501 function_and_variable_visibility,
3502 whole_program_function_and_variable_visibility): Skip non-finalized
3505 2009-10-08 Nick Clifton <nickc@redhat.com>
3507 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3510 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3513 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3515 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3518 * c-common.c (c_fully_fold_internal): Strip nops from the result
3519 of recursive calls to c_fully_fold_internal.
3520 (c_wrap_maybe_const): New.
3521 (c_save_expr): Use c_wrap_maybe_const.
3522 * c-common.h (c_wrap_maybe_const): Declare.
3523 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3524 build_binary_op): Use c_wrap_maybe_const.
3526 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3528 * real.c: Fix comment to reflect actual exponent size.
3530 2009-10-08 Ben Elliston <bje@au.ibm.com>
3532 * config/rs6000/a2.md: Add FSF comment header.
3534 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3536 * config/i386/i386.md (any_extend): New code iterator.
3537 (u, s): New code attributes.
3539 (DWIH): Rewrite as code iterator for SI and DI modes.
3540 (DWI): Rewrite as mode attribute.
3541 (dwi): New mode attribute.
3542 (di): Depend on SI mode and DI mode.
3543 (doubleint_general_operand): Remove mode attribute.
3545 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3548 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3549 (*sub<mode>3_doubleword): Ditto.
3551 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3552 using SWIM248 mode iterator.
3553 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3554 using SWI48 mode iterator.
3555 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3556 patterns using DWIH mode iterator and any_extend code iterator.
3557 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3558 using any_extend code iterator.
3559 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3560 patterns using DWIH mode iterator and any_extend code iterator.
3561 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3562 using any_extend code iterator.
3563 (<s>mul<mode>3_highpart): Macroize expander from
3564 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3565 and any_extend code iterator.
3566 (*<s>muldi3_highpart_1): Macroize insn from
3567 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3568 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3569 patterns using any_extend code iterator.
3570 (*<s>mulsi3_highpart_zext): Macroize insn from
3571 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3573 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3575 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3576 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3577 refering to a DIE with DW_AT_const_value.
3579 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3582 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3584 2009-10-06 Jan Hubicka <jh@suse.cz>
3586 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3589 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3591 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3592 *lea_2_rex64): Move before *add<mode>_1 pattern.
3594 2009-10-07 Jan Hubicka <jh@suse.cz>
3596 * collect2.c (main): Add -fno-whole-program.
3597 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3599 2009-10-07 Jan Hubicka <jh@suse.cz>
3601 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3602 has no address taken.
3603 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3605 (cgraph_clone_node): Clear externally_visible flag for clones.
3606 * cgraph.h (cgraph_only_called_directly_p,
3607 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3608 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3609 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3610 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3611 ipcp_insert_stage): Likwise.
3612 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3613 externally_visible flag.
3614 (verify_cgraph_node): Verify that inline clones look right.
3615 (process_function_and_variable_attributes): Do not set
3616 externally_visible flags.
3617 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3619 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3621 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3622 clear externally_visible when turning into inline clones
3623 (cgraph_mark_inline_edge): Use new predicates.
3624 (cgraph_estimate_growth): Likewise.
3625 (cgraph_decide_inlining): Likewise.
3626 * ipa.c (cgraph_postorder): Likewise.
3627 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3628 that inline clones are not needed.
3629 (cgraph_externally_visible_p): New predicate.
3630 (function_and_variable_visibility): Add whole_program parameter;
3631 always set externally_visible flag; handle COMDAT function
3633 (local_function_and_variable_visibility): New function.
3634 (gate_whole_program_function_and_variable_visibility): New function.
3635 (whole_program_function_and_variable_visibility): New function.
3636 (pass_ipa_whole_program_visibility): New function.
3637 * passes.c (init_optimization_passes): Add whole program visibility
3639 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3640 not care about needed/reachable flags.
3641 * varpool.c: Include flags.h
3642 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3643 (varpool_finalize_decl): When we are in LTO read-back, all variables
3645 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3647 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3649 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3652 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3654 * config.gcc: Don't include the makefile fragments intended for
3656 * config/s390/fixdfdi.h: File removed.
3657 * config/s390/libgcc-glibc.ver: File removed.
3658 * config/s390/s390.h: Remove the fixdfdi.h hack.
3659 * config/s390/t-crtstuff: File moved to libgcc dir.
3660 * config/s390/t-linux: Likewise.
3661 * config/s390/t-tpf: libgcc specific parts removed.
3662 * config/s390/t-linux64: Likewise.
3664 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3666 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3667 (lto-compress.o): Likewise.
3669 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3672 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3673 dllexport to class members here.
3674 (i386_pe_determine_dllimport_p): Only check static class data for
3676 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3677 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3678 functions for vague linkage.
3679 (i386_pe_type_dllexport_p): Fix formatting.
3680 (maybe_add_dllexport) New function.
3681 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3684 2009-10-07 Ben Elliston <bje@au.ibm.com>
3686 * config/rs6000/a2.md: Remove duplicated lines.
3688 2009-10-07 Ben Elliston <bje@au.ibm.com>
3690 * config.gcc (powerpc*-*-*): Handle a2.
3691 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3692 * config/rs6000/a2.md: New file.
3693 * config/rs6000/rs6000.opt (mno-update): New.
3694 (mupdate): Return to using a mask, not a var.
3695 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3696 (enum processor_type): Add PROCESSOR_PPCA2.
3697 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3698 (rs6000_override_options): Add "a2" to processor_target_table.
3699 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3700 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3702 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3704 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3705 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3706 reference to nonexistent gen_truncxfxf2 function.
3708 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3710 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3711 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3712 (general_operand): Handle TI mode.
3713 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3714 using SDWIM mode iterator.
3715 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3716 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3717 using DWI mode iterator.
3718 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3719 patterns using SWI mode iterator.
3720 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3721 using SWI48 mode iterator.
3722 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3723 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3724 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3725 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3726 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3727 using SDWIM mode iterator.
3728 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3729 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3730 using DWI mode iterator.
3731 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3732 patterns using SWI mode iterator.
3733 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3734 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3735 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3736 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3737 patterns using plusminus code iterator.
3738 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3739 sub<mode>3 patterns using plusminus code iterator.
3740 * config/i386/i386.c (override_options): Update the call to
3741 gen_subdi_carry_rex64 for renamed function.
3742 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3743 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3744 calls to instruction expanders.
3746 2009-10-06 Martin Jambor <mjambor@suse.cz>
3749 * opts.c (decode_options): Run IPA-SRA at -O2.
3751 2009-10-06 Richard Guenther <rguenther@suse.de>
3753 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3755 2009-10-06 Tobias Burnus <burnus@net-b.de>
3758 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3759 -flto and -fwhole-program flags can be combined.
3761 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3764 * gcc.c (process_command): Check that -o argument was specified.
3766 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3768 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3770 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3772 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3773 * doc/invoke.texi (Warning Options): Annotate allowed languages
3774 for -Wunsuffixed-float-constants.
3776 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3778 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3779 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3780 same name and isn't the main variant.
3783 * dwarf2out.c (loc_by_reference): Removed.
3784 (dw_loc_list_1): New function.
3785 (dw_loc_list): Remove toplev argument, add want_address argument.
3786 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3787 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3788 want_address == 2 to dw_loc_list. For successful dw_loc_list
3789 set have_address to 1 only if want_address is not 0.
3791 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3793 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3794 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3795 a code block followed by two pointers.
3796 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3797 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3798 (MIPS_MOVE): Likewise.
3799 (MIPS_LUI): Likewise.
3800 (MIPS_JR): Likewise.
3801 (MIPS_BAL): Likewise.
3802 (MIPS_NOP): Likewise.
3803 (mips_asm_trampoline_template): Delete.
3804 (mips_trampoline_code_size): New function.
3805 (mips_trampoline_init): Add shorter sequences for all cases
3806 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3807 Calculate the opcodes directly, rather than copying from a template.
3808 Only flush the code part of the trampoline.
3809 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3811 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3813 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3814 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3815 (INCOMING_RETURN_ADDR_RTX): Likewise.
3816 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3818 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3819 with RETURN_ADDR_REGNUM.
3820 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3821 * config/mips/mips.c (mips16_build_call_stub): Replace
3822 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3823 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3824 (mips_print_operand_punctuation): Likewise.
3825 (mips_frame_set): Likewise.
3826 (mips16e_output_save_restore): Likewise.
3827 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3828 (mips_save_reg_p): Likewise.
3829 (mips_return_addr): Likewise.
3830 (mips_set_return_address): Likewise.
3831 (mips_direct_save_slot_move_p): Likewise.
3832 (mips_output_function_prologue): Likewise.
3833 (mips_restore_reg): Likewise.
3834 (mips_expand_epilogue): Likewise.
3835 (mips_epilogue_uses): Likewise.
3836 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3837 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3838 (clear_hazard_<mode>): Likewise.
3839 (call_internal): Likewise.
3840 (call_internal_direct): Likewise.
3841 (call_direct_split): Likewise.
3842 (call_value_internal): Likewise.
3843 (call_value_split): Likewise.
3844 (call_value_internal_direct): Likewise.
3845 (call_value_direct_split): Likewise.
3846 (call_value_multiple_internal): Likewise.
3847 (call_value_multiple_split): Likewise.
3849 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3850 Jakub Jelinek <jakub@redhat.com>
3852 PR rtl-optimization/41511
3853 * combine.c (record_value_for_reg): Pass explicit values as argument
3854 to get_last_value_validate.
3855 (get_last_value_validate): Document INSN parameter.
3856 For non-readonly MEMs, assume they might have been modified if INSN
3857 was in another basic block.
3858 (get_last_value): Minor reformatting.
3860 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3863 * final.c (asm_str_count): Split out from asm_insn_count.
3864 * rtl.h (asm_str_count): New prototype.
3865 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3868 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3870 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3872 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3873 Rafael Espindola <espindola@google.com>
3875 * gengtype.c (write_types): Moved call to write_func_for_structure
3876 into seperate loops.
3878 2009-10-05 Richard Guenther <rguenther@suse.de>
3881 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3882 (input_cgraph_1): Input toplevel asms.
3884 2009-10-05 Richard Guenther <rguenther@suse.de>
3887 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3888 (external_aggregate_decl_p): Likewise.
3889 (lto_symtab_compatible): Re-structure. Remove dead code.
3890 For variables ignore toplevel qualifiers when comparing types.
3891 Issue warnings, not errors for mismatched user-alignment.
3893 2009-10-05 Richard Guenther <rguenther@suse.de>
3897 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3898 (struct lto_symtab_identifier_def): Likewise.
3899 (struct lto_symtab_decl_def): Likewise.
3900 (struct lto_symtab_entry_def): New.
3901 (lto_symtab_identifier_t): Rename to ...
3902 (lto_symtab_entry_t): ... this.
3903 (lto_symtab_decls): Remove.
3904 (lto_symtab_base_hash): Rename to ...
3905 (lto_symtab_entry_hash): ... this.
3906 (lto_symtab_base_eq): Rename to ...
3907 (lto_symtab_entry_eq): ... this.
3908 (lto_symtab_base_marked_p): Rename to ...
3909 (lto_symtab_entry_marked_p): ... this.
3910 (lto_symtab_identifier_marked_p): Remove.
3911 (lto_symtab_decl_marked_p): Likewise.
3912 (lto_symtab_maybe_init_hash_tables): Rename to ...
3913 (lto_symtab_maybe_init_hash_table): ... this.
3914 (lto_symtab_set_resolution_and_file_data): Remove.
3915 (lto_symtab_register_decl): New function.
3916 (lto_symtab_get_identifier): Remove.
3917 (lto_symtab_get): New function.
3918 (lto_symtab_get_resolution): Adjust.
3919 (lto_symtab_get_identifier_decl): Remove.
3920 (lto_symtab_set_identifier_decl): Likewise.
3921 (lto_symtab_merge_decl): Rename to ...
3922 (lto_symtab_merge): ... this. Rewrite.
3923 (lto_symtab_merge_var): Remove.
3924 (lto_symtab_merge_fn): Likewise.
3925 (lto_symtab_prevailing_decl): Adjust.
3926 (lto_cgraph_replace_node): New function.
3927 (lto_symtab_merge_decls_2): Likewise.
3928 (lto_symtab_merge_decls_1): Likewise.
3929 (lto_symtab_fixup_var_decls): Likewise.
3930 (lto_symtab_resolve_symbols): Likewise.
3931 (lto_symtab_merge_decls): Likewise.
3932 (lto_symtab_prevailing_decl): Adjust.
3933 (lto_symtab_get_symtab_def): Remove.
3934 (lto_symtab_get_file_data): Likewise.
3935 (lto_symtab_clear_resolution): Adjust.
3936 (lto_symtab_clear_resolution): Likewise.
3937 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3938 (input_cgraph_1): Likewise.
3939 * lto-streamer-in.c (get_resolution): Do not provide fake
3940 symbol resolutions here.
3941 (deferred_global_decls): Remove.
3942 (lto_register_deferred_decls_in_symtab): Likewise.
3943 (lto_register_var_decl_in_symtab): Change signature, register
3944 variable via lto_symtab_register_decl.
3945 (lto_register_function_decl_in_symtab): Likewise.
3946 (lto_read_tree): Adjust.
3947 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3948 (lto_symtab_merge_var): Likewise.
3949 (lto_symtab_merge_fn): Likewise.
3950 (lto_symtab_register_decl): Declare.
3951 (lto_symtab_merge_decls): Likewise.
3953 2009-10-05 Richard Guenther <rguenther@suse.de>
3955 PR tree-optimization/23821
3956 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3957 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3958 simple IV increments.
3960 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3962 * config/arm/arm.c (arm_override_options): Really initialize
3963 flag_dwarf2_cfi_asm to 0.
3965 2009-10-05 Doug Kwan <dougkwan@google.com>
3967 PR rtl-optimization/41574
3968 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3969 floating point and we are not doing unsafe math optimizations.
3971 2009-10-03 Simon Baldwin <simonb@google.com>
3972 Cary Coutant <ccoutant@google.com>
3973 Rafael Espindola <espindola@google.com>
3974 Richard Guenther <rguenther@suse.de>
3975 Jan Hubicka <jh@suse.cz>
3976 Doug Kwan <dougkwan@google.com>
3977 H.J. Lu <hongjiu.lu@intel.com>
3978 Bill Maddox <maddox@google.com>
3979 Ryan Mansfield <rmansfield@qnx.com>
3980 Diego Novillo <dnovillo@google.com>
3981 Ollie Wild <aaw@google.com>
3982 Kenneth Zadeck <zadeck@naturalbridge.com>
3984 * lto-cgraph.c: New file.
3985 * lto-compress.c: New file.
3986 * lto-compress.h: New file.
3987 * lto-opts.c: New file.
3988 * lto-section-in.c: New file.
3989 * lto-section-out.c: New file.
3990 * lto-streamer-in.c: New file.
3991 * lto-streamer-out.c: New file.
3992 * lto-streamer.c: New file.
3993 * lto-streamer.h: New file.
3994 * lto-symtab.c: New file.
3995 * lto-wpa-fixup.c: New file.
3996 * lto-wrapper.c: New file.
3998 2009-10-03 Simon Baldwin <baldwin@google.com>
3999 Ben Elliston <bje@au.ibm.com>
4000 Rafael Espindola <espindola@google.com>
4001 Nathan Froyd <froydnj@codesourcery.com>
4002 Jan Hubicka <jh@suse.cz>
4003 Doug Kwan <dougkwan@google.com>
4004 Diego Novillo <dnovillo@google.com>
4005 Kenneth Zadeck <zadeck@naturalbridge.com>
4007 * Makefile.in (enable_lto): New.
4008 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4009 (LINKER_PLUGIN_API_H): Define.
4010 (LTO_SYMTAB_H): Define.
4011 (LTO_STREAMER_H): Define.
4012 (TREE_VECTORIZER_H): Define.
4013 (INCLUDES): Add LIBELFINC.
4014 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4015 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4016 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4017 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4018 (native): Add lto-wrapper$(exeext)
4019 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4020 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4021 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4022 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4023 (varasm.o): Add dependency on tree-iterator.h.
4024 (cgraph.o): Add dependency on cif-code.def.
4025 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4026 (ipa-pure-const.o): Likewise.
4027 (GTFILES): Add lto-symtab.c.
4028 (install-lto-wrapper): New.
4029 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4030 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4031 * config.in: Regenerate.
4033 2009-10-03 Rafael Espindola <espindola@google.com>
4034 Diego Novillo <dnovillo@google.com>
4036 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4037 ipa_write_summaries.
4038 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4040 (cgraph_optimize): Make extern.
4042 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4043 Kenneth Zadeck <zadeck@naturalbridge.com>
4045 * toplev.c (in_lto_p): Declare.
4046 * collect2.c (scan_prog_file): Read all the output when reading
4047 information for LTO.
4048 (enum lto_mode_d): Declare.
4050 2009-10-03 Richard Guenther <rguenther@suse.de>
4051 Diego Novillo <dnovillo@google.com>
4053 * gimple.c: Include target.h and alias.h.
4054 (gimple_types): Declare.
4055 (type_hash_cache): Declare.
4056 (gimple_alloc_stat): Make extern.
4057 (gimple_build_eh_must_not_throw): Call
4058 gimple_eh_must_not_throw_set_fndecl.
4059 (struct type_pair_d): Declare.
4060 (type_pair_t): Declare.
4061 (type_pair_hash): New.
4062 (type_pair_eq): New.
4063 (lookup_type_pair): New.
4064 (gimple_force_type_merge): New.
4065 (compare_type_names_p): New.
4066 (compare_field_offset): New.
4067 (gimple_types_compatible_p): New.
4068 (struct sccs): Declare.
4069 (next_dfs_num): Declare.
4070 (iterative_hash_gimple_type): New.
4072 (iterative_hash_type_name): New.
4073 (iterative_hash_gimple_type): New.
4074 (gimple_type_hash): New.
4075 (gimple_type_eq): New.
4076 (gimple_register_type): New.
4077 (print_gimple_types_stats): New.
4078 (gimple_signed_or_unsigned_type): New.
4079 (gimple_unsigned_type): New.
4080 (gimple_signed_type): New.
4081 (gimple_get_alias_set): New.
4082 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4083 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4084 (gimple_force_type_merge): Declare.
4085 (gimple_types_compatible_p): Declare.
4086 (gimple_register_type): Declare.
4087 (print_gimple_types_stats): Declare.
4088 (gimple_unsigned_type): Declare.
4089 (gimple_signed_type): Declare.
4090 (gimple_get_alias_set): Declare.
4091 (gimple_eh_must_not_throw_set_fndecl): New.
4093 2009-10-03 Jan Hubicka <jh@suse.cz>
4094 Kenneth Zadeck <zadeck@naturalbridge.com>
4096 * ipa-pure-const.c: Include lto-streamer.h.
4097 (register_hooks): Factor out of ...
4098 (generate_summary): ... here.
4099 (pure_const_write_summary): New.
4100 (pure_const_read_summary): New.
4101 (pass_ipa_pure_const): Add pure_const_write_summary and
4102 pure_const_read_summary.
4103 * ipa-reference.c: Include lto-streamer.h.
4104 (add_new_function): New.
4105 (remove_node_data): New.
4106 (duplicate_node_data): New.
4107 (ipa_init): Guard against multiple calls.
4108 Move hook setup from analyze_function.
4109 (write_node_summary_p): New.
4110 (ipa_reference_write_summary): New.
4111 (ipa_reference_read_summary): New.
4112 (pass_ipa_reference): Add ipa_reference_write_summary and
4113 ipa_reference_read_summary.
4114 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4115 (struct cgraph_edge): Add fields lto_stmt_uid and
4116 call_stmt_cannot_inline_p.
4117 (cgraph_optimize): Declare.
4118 (cgraph_decide_is_function_needed): Declare.
4119 (reset_inline_failed): Declare.
4120 (enum LTO_cgraph_tags): Declare.
4121 (LTO_cgraph_tag_names): Declare.
4122 (LCC_NOT_FOUND): Define.
4124 2009-10-03 Doug Kwan <dougkwan@google.com>
4125 Rafael Espindola <espindola@google.com>
4126 Jan Hubicka <jh@suse.cz>
4127 Diego Novillo <dnovillo@google.com>
4128 Kenneth Zadeck <zadeck@naturalbridge.com>
4130 * passes.c (all_regular_ipa_passes): New.
4131 (all_ipa_passes): Rename to all_small_ipa_passes.
4132 (init_optimization_passes): Init all_regular_ipa_passes.
4133 * tree-pass.h (all_regular_ipa_passes): New.
4134 (all_ipa_passes): Rename to all_small_ipa_passes.
4135 * passes.c (all_lto_gen_passes): New.
4136 (init_optimization_passes): Initialize all_lto_gen_passes.
4137 (execute_ipa_summary_passes): Make non-static.
4138 (ipa_write_summaries_1): New.
4139 (ipa_write_summaries_2): New.
4140 (ipa_write_summaries): New.
4141 (ipa_write_summaries_of_cgraph_node_set): New.
4142 (ipa_read_summaries_1): New.
4143 (ipa_read_summaries): New.
4144 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4145 (execute_regular_ipa_pass_list): Remove.
4146 (init_optimization_passes): Schedule
4147 pass_rebuild_cgraph_edges and pass_early_inline outside
4148 of pass_all_early_optimizations. Document reason.
4149 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4150 pass_ipa_lto_finish_out): New pass.
4151 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4152 (execute_all_ipa_transforms): New.
4153 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4154 (dump_properties, debug_properties): New.
4155 * tree-optimize.c (gate_all_early_local_passes): Return
4156 false if we are in lto1.
4157 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4158 * tree-pass.h (execute_all_ipa_transforms): Declare.
4159 (pass_ipa_function_and_variable_visibility): Declare.
4160 (pass_ipa_early_inline): Declare.
4161 (pass_ipa_lto_gimple_out): Declare.
4162 (pass_ipa_lto_wpa_fixup): Declare.
4163 (pass_ipa_lto_finish_out): Declare.
4164 (all_small_ipa_passes, all_regular_ipa_passes,
4165 all_lto_gen_passes): Declare.
4166 (execute_ipa_summary_passes): Declare.
4167 (execute_all_ipa_transforms): Declare.
4168 (ipa_write_summaries): Declare
4169 (ipa_write_summaries_of_cgraph_node_set): Declare.
4170 (ipa_read_summaries): Declare.
4172 2009-10-03 Doug Kwan <dougkwan@google.com>
4173 Ollie Wild <aaw@google.com>
4175 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4177 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4178 (lto_mode): New variable.
4179 (maybe_run_lto_and_relink): Handle the -fwpa option.
4180 (main): Handle the -fwpa option.
4181 (maybe_unlink_list): New function.
4182 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4183 * common.opt (flto): New flag.
4184 * toplev.c (flag_generate_lto): Declare.
4186 2009-10-03 Simon Baldwin <simonb@google.com>
4188 * common.opt (flto-compression-level): New flag.
4190 * opts.c: Include lto-opts.h.
4191 (handle_option): Call lto_register_user_option for each
4192 valid option handled.
4193 (decode_options): Clear registered options before the options
4196 2009-10-03 Cary Coutant <ccoutant@google.com>
4198 * collect2.c (is_elf): New function.
4199 (scan_prog_file): Require LTO object to be in ELF format.
4201 2009-10-03 Rafael Espindola <espindola@google.com>
4203 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4204 libgcc to the linker.
4206 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4208 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4209 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4211 * collect2.h (collect_execute): Add flags argument.
4212 * tlink.c (tlink_execute): Update call to collect_execute.
4213 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4214 (use_linker_plugin): New.
4215 (use_linker_plugin_spec_function): New.
4216 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4217 (linker_plugin_file_spec): New.
4218 (lto_wrapper_spec): New.
4219 (lto_gcc_spec): New.
4220 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4221 (static_spec_functions): Add use-linker-plugin.
4222 (process_command): Handle -use-linker-plugin.
4223 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4224 linker_plugin_file_spec and lto_gcc_spec.
4225 (use_linker_plugin_spec_function): New.
4227 2009-10-03 Richard Guenther <rguenther@suse.de>
4231 * tree.h (is_lang_specific): Include LANG_TYPE.
4232 * tree.c (find_decls_types_r): Manually add interesting parts
4233 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4235 * gimple.c (type_pair_hash): Make symmetric.
4236 (type_pair_eq): Likewise.
4237 (lookup_type_pair): Increase initial hashtable size.
4238 (gimple_force_type_merge): Rely on type-pair symmetry.
4239 (visit): Remove excessive checking code.
4240 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4241 (gimple_register_type): Remove getenv calls, shrink initial
4245 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4246 inline functions if not generating lto output.
4249 * toplev.c (finalize): In WPA mode remove the asm file.
4251 2009-10-03 Doug Kwan <dougkwan@google.com>
4253 * ipa-inline.c (cgraph_mark_inline): Check
4254 edge->call_stmt_cannot_inline_p instead of calling
4255 gimple_call_cannot_inline_p.
4256 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4257 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4258 (inline_generate_summary): Do nothing in LTRANS.
4259 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4260 exists before calling gimple_call_cannot_inline_p.
4261 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4262 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4263 Update new_edge->lto_stmt_uid.
4264 * cgraphbuild.c (reset_inline_failed): New.
4266 * common.opt (fwpa): New flag.
4267 (fltrans): New option.
4268 * gcc.c (gcc_lto_option_t): New type.
4269 (current_lto_option): New variable.
4270 (lto_single_spec_function): Remove and is replaced by ..
4271 (lto_option_spec_function): New function.
4272 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4273 passing the -flto flag.
4274 (cc1_options): Separate non-LTO related parts into ..
4275 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4276 (lto1_options): New spec for lto FE.
4277 (link_lto_options): New spec for handling LTO flags in linker.
4278 (invoke_lto_single): Re-format to fit in 80 column. Replace
4279 lto-single with lto-option.
4280 (static_specs): Add cc1_non_lto_options, lto1_options and
4282 (static_spec_function): Replace lto-single with lto-option.
4283 (process_command): Handle -flto, -fwpa and -fltran by setting
4284 current_lto_option and not passing it to subprocess unconditionally.
4286 2009-10-03 Bill Maddox <maddox@google.com>
4288 Add `gcc' driver support for link-time code generation (LTO).
4290 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4291 (lto_flag, lto_objects, lto_o_file): New variables.
4292 (struct lto_object, struct lto_object_list): New structures.
4293 (collect_exit, handler): Remove LTO temporary output file on exit.
4294 (add_lto_object): New function.
4295 (maybe_run_lto_and_relink): New function. Perform link time code
4296 generation and relinking for object files containing LTO information.
4297 (main): Invoke maybe_run_lto_and_relink().
4298 (dump_argv): New function. For debugging, currently disabled.
4299 (scan_prog_file): Add LTO information pass.
4300 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4302 * toplev.c (compile_file): Emit assembler directive to create
4303 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4305 2009-10-03 Diego Novillo <dnovillo@google.com>
4307 * c.opt: Add LTO to warn_abi and warn_psabi.
4309 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4310 inline function. Ignore language-specific nodes. Update all users.
4311 (find_decls_types_r): Do not traverse the subtrees of
4312 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4313 * tree.h (is_lang_specific): New.
4314 * langhooks.h (struct lang_hooks_for_decls): Remove
4315 may_need_assembler_name_p. Update all users.
4317 * c-common.c (set_builtin_user_assembler_name): Move ...
4318 * builtins.c (set_builtin_user_assembler_name): ... here.
4319 (is_builtin_name): Add comment
4320 (is_builtin_fn): New.
4321 * except.c (output_ttype): Only call
4322 lookup_type_for_runtime if TYPE is not a runtime type.
4324 * passes.c (register_pass): Call position_pass on
4325 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4326 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4327 (TV_IPA_LTO_DECL_IO): Define.
4328 (TV_IPA_LTO_CGRAPH_IO): Define.
4330 (TV_WHOPR_WPA): Define.
4331 (TV_WHOPR_WPA_IO): Define.
4332 (TV_WHOPR_LTRANS): Define.
4333 (TV_WHOPR_WPA_FIXUP): Define.
4334 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4335 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4336 * tree-flow.h (tree_node_can_be_shared): Declare.
4337 * tree-inline.c (tree_can_inline_p): Check that E has a
4338 statement associated with it.
4339 * tree.c (free_lang_data_in_binf): Factor out of ...
4340 (free_lang_data_in_type): ... here.
4341 Call RECORD_OR_UNION_TYPE_P.
4342 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4343 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4344 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4345 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4346 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4347 (gate_free_lang_data): Return true if flag_generate_lto is set.
4348 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4349 * c-common.h (set_builtin_user_assembler_name): Move ...
4350 * tree.h (set_builtin_user_assembler_name): ... here.
4352 * common.opt (flto-report): New flag.
4353 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4354 * collect2.c (scan_prog_file): Send the error output of
4355 'nm' to HOST_BIT_BUCKET.
4357 2009-10-03 Ollie Wild <aaw@google.com>
4359 * langhooks-def.h (lhd_begin_section): New function declaration.
4360 (lhd_write_section): New function declaration.
4361 (lhd_end_section): New function declaration.
4362 (LANG_HOOKS_BEGIN_SECTION): New macro.
4363 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4364 (LANG_HOOKS_END_SECTION): New macro.
4365 (LANG_HOOKS_LTO): New macro.
4366 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4367 * langhooks.c (output.h): Add include.
4368 (saved_section): New static variable.
4369 (lhd_begin_section): New function.
4370 (lhd_write_section_data): New function.
4371 (lhd_end_section): New function.
4372 * langhooks.h (struct lang_hooks_for_lto): New structure.
4373 (struct lang_hooks): Add member lto.
4374 * Makefile.in (langhooks.o): Add dependency on output.h.
4376 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4378 2009-10-03 Richard Guenther <rguenther@suse.de>
4380 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4383 2009-10-03 Simon Baldwin <simonb@google.com>
4384 Richard Guenther <rguenther@suse.de>
4385 Janis Johnson <janis187@us.ibm.com>
4386 Doug Kwan <dougkwan@google.com>
4387 Diego Novillo <dnovillo@google.com>
4388 Ramana Radhakrishnan <ramana.r@gmail.com>
4389 Ollie Wild <aaw@google.com>
4391 * doc/install.texi: Add documentation for libelf and --enable-lto.
4392 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4393 -flto-report, -flto-compression-level and -use-linker-plugin.
4394 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4395 Add section for LTO Testing.
4397 2009-10-02 Cary Coutant <ccoutant@google.com>
4399 Add support for comdat type sections for DWARF v4.
4400 Merge from dwarf4 branch.
4402 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4403 (dw_die_ref): Define vector type.
4404 (enum dw_val_class): Add dw_val_class_data8.
4405 (struct dw_val_struct): Add v.val_data8.
4406 (comdat_type_node_ref): New type.
4407 (struct die_struct): Move die_symbol into a union; add new field
4408 die_type_node. Change all uses.
4409 (comdat_type_node): New type.
4410 (skeleton_chain_node): New type.
4411 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4412 (comdat_type_list): New variable.
4413 (dwarf_tag_name): Add DW_TAG_type_unit.
4414 (dwarf_attr_name): Add DW_AT_signature.
4415 (add_AT_data8): New function.
4416 (replace_child): New function.
4417 (move_all_children): New function.
4418 (print_signature): New function.
4419 (print_die): Print signature information; add dw_val_class_data8.
4420 (attr_checksum): Support dw_val_class_data8.
4421 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4422 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4423 (checksum_sleb128, checksum_uleb128): New functions.
4424 (checksum_die_context): New function.
4425 (loc_checksum_ordered): New function.
4426 (attr_checksum_ordered): New function.
4427 (struct checksum_attributes): New structure.
4428 (collect_checksum_attributes): New function.
4429 (die_checksum_ordered): New function.
4430 (generate_type_signature): New function.
4431 (same_dw_val_p): Add dw_val_class_data8.
4432 (is_symbol_die): Use new is_declaration_die function.
4433 (is_declaration_die): New function.
4434 (should_move_die_to_comdat): New function.
4435 (clone_die): New function.
4436 (clone_tree): New function.
4437 (clone_as_declaration): New function.
4438 (copy_declaration_context): New function.
4439 (generate_skeleton_ancestor_tree): New function.
4440 (generate_skeleton_bottom_up): New function.
4441 (generate_skeleton): New function.
4442 (remove_child_or_replace_with_skeleton): New function.
4443 (break_out_comdat_types): New function.
4444 (struct decl_table_entry): New type.
4445 (htab_decl_hash): New function.
4446 (htab_decl_eq): New function.
4447 (htab_decl_del): New function.
4448 (copy_ancestor_tree): New function.
4449 (copy_decls_walk): New function.
4450 (copy_decls_for_unworthy_types): New function.
4451 (build_abbrev_table): Don't assert on missing die_symbol when doing
4452 comdat type sections.
4453 (size_of_die): Use DW_FORM_sig8 for external references. Add
4455 (unmark_dies): Don't assert for unmarked dies when doing comdat
4457 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4458 (output_signature): New function.
4459 (output_die): Likewise.
4460 (output_compilation_unit_header): Mark output as DWARF version 3
4461 even if generating DWARF 4.
4462 (output_comdat_type_unit): New function.
4463 (output_line_info): Mark output as DWARF version 3 even if generating
4465 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4467 (dwarf2out_end_source_file): Likewise.
4468 (prune_unused_types_walk_attribs): Don't follow references into
4469 comdat type sections.
4470 (prune_unused_types_mark): When generating type units, do not mark
4471 children of non-defining declarations of types; do mark children of
4473 (prune_unused_types): Process comdat type sections.
4474 (htab_ct_hash): New function.
4475 (htab_ct_eq): New function.
4476 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4477 Add a pointer to the line table from type unit entries so
4478 DW_AT_decl_file has meaning.
4479 * varasm.c (default_elf_asm_named_section): Use identifier name as
4480 comdat key instead of lang hook.
4482 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4484 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4486 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4488 * config/i386/i386.md (SWIM248): New mode iterator.
4489 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4490 divmodhi4 patterns using SWIM248 macro.
4491 (*divmod<mode>4): Macroize insn_and_split pattern from
4492 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4493 and their corresponding splitters usign SWIM248 macro. Split SImode
4494 insn to generate cltd and DImode insn to generate cqto instead of
4495 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4496 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4497 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4498 *divmodsi_noext patterns using SWIM248 macro.
4499 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4500 udivmodhi4 patterns using SWIM248 macro.
4501 (*udivmod<mode>4): Macroize insn_and_split pattern from
4502 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4503 corresponding splitters using SWIM248 macro.
4504 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4505 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4507 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4509 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4510 of zero-sized element is zero-sized regardless of its extent.
4512 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4515 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4516 * configure: Regenerated.
4517 * config.in: Regenerated.
4518 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4519 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4520 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4521 not emitting .eh_frame, emit .cfi_sections .debug_frame
4526 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4527 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4529 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4530 vars use DECL_RTL with resetting it back to NULL afterwards.
4531 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4532 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4533 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4534 the attribute type allows it, otherwise use DW_FORM_dataN.
4535 (mem_loc_descriptor): Handle CONST_STRING.
4536 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4537 Handle MEM with CONST_STRING address using add_AT_string.
4538 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4539 CONST_STRING for const arrays initialized with a string literal.
4540 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4541 (dwarf2out_finish): Call resolve_addr.
4543 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4544 Maxim Kuvyrkov <maxim@codesourcery.com>
4546 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4548 2009-10-02 Nick Clifton <nickc@redhat.com>
4550 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4551 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4553 2009-10-01 Jan Hubicka <jh@suse.cz>
4555 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4556 (cgraph_create_virtual_clone): Just pass redirect_callers
4558 * cgraph.h (cgraph_clone_node): Update prototype.
4559 * ipa-pure-const.c (self_recursive_p): New function.
4560 (propagate): Use it.
4561 * ipa-inline.c (cgraph_clone_inlined_nodes,
4562 cgraph_decide_recursive_inlining): Update.
4564 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4566 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4567 instructions for TARGET_OCTEON.
4569 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4571 * config/arm/arm.c (arm_override_options): Turn off
4572 flag_dwarf2_cfi_asm for AAPCS variants.
4574 2009-10-01 Martin Jambor <mjambor@suse.cz>
4577 * tree-sra.c (convert_callers): Do not call
4578 compute_inline_parameters on one caller more than once.
4580 2009-10-01 Nick Clifton <nickc@redhat.com>
4582 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4583 an empty string if not already defined.
4585 2009-10-01 Martin Jambor <mjambor@suse.cz>
4588 * tree-sra.c (is_va_list_type): New function.
4589 (find_var_candidates): Call is_va_list_type.
4590 (find_param_candidates): Check that the type or the type pointed
4591 to are not va_list types.
4593 2009-10-01 Martin Jambor <mjambor@suse.cz>
4596 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4597 DECL_ARTIFICIAL (param_decl) is true.
4599 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4601 * tree.h (tree_decl_common::lang_flag_8): New.
4602 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4604 * c-common.h (RID_CONSTEXPR): New.
4606 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4608 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4609 Use ref-all pointers.
4610 (alpha_gimplify_va_arg): Ditto.
4612 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4615 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4616 before insn counting loop now that BB_END (bb) is counted. Ensure
4617 the return value isn't zero.
4619 2009-09-30 Nick Clifton <nickc@redhat.com>
4621 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4622 with separate definitions of c_target_objs and cxx_target_objs.
4623 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4625 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4626 sh_symbian_import_export_class.
4627 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4628 * config/sh/symbian.c: Delete, moving code into...
4629 * config/sh/symbian-base.c: ... here
4630 * config/sh/symbian-c.c: ... and here
4631 * config/sh/symbian-cxx.c: ... and here.
4633 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4636 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4637 of plus RTX into register.
4639 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4641 * doc/install.texi: Linguistic and markup fixes.
4642 (Configuration) <--disable-cpp>: Remove description.
4643 <--enable-maintainer-mode>: Autotools files are affected, too.
4644 <--with-sysroot>: Improve description.
4645 (Building): Bump required GNU make version.
4647 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4649 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4650 (x86_64-*-*): Ditto.
4652 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4653 intrinisics for FMA4.
4654 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4655 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4656 Add FMA4 check and fma4intrin.h.
4657 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4659 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4660 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4661 constant for FMA4 support.
4662 (UNSPEC_FMA4_FMADDSUB): Ditto.
4663 (UNSPEC_FMA4_FMSUBADD): Ditto.
4664 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4665 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4666 (ix86_expand_fma4_multiple_memory): Ditto.
4667 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4668 (OPTION_MASK_ISA_FMA4_UNSET): New.
4669 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4670 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4671 (ix86_handle_option): Handle -mfma4.
4672 (isa_opts): Handle -mfma4.
4673 (enum pta_flags): Add PTA_FMA4.
4674 (override_options): Add FMA4 support.
4675 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4676 (IX86_BUILTIN_VFMADDSD): Ditto.
4677 (IX86_BUILTIN_VFMADDPS): Ditto.
4678 (IX86_BUILTIN_VFMADDPD): Ditto.
4679 (IX86_BUILTIN_VFMSUBSS): Ditto.
4680 (IX86_BUILTIN_VFMSUBSD): Ditto.
4681 (IX86_BUILTIN_VFMSUBPS): Ditto.
4682 (IX86_BUILTIN_VFMSUBPD): Ditto.
4683 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4684 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4685 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4686 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4687 (IX86_BUILTIN_VFNMADDSS): Ditto.
4688 (IX86_BUILTIN_VFNMADDSD): Ditto.
4689 (IX86_BUILTIN_VFNMADDPS): Ditto.
4690 (IX86_BUILTIN_VFNMADDPD): Ditto.
4691 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4692 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4693 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4694 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4695 (IX86_BUILTIN_VFMADDPS256): Ditto.
4696 (IX86_BUILTIN_VFMADDPD256): Ditto.
4697 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4698 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4699 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4700 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4701 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4702 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4703 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4704 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4705 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4706 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4707 (enum multi_arg_type): New enum for describing the various FMA4
4708 intrinsic argument types.
4709 (bdesc_multi_arg): New table for FMA4 intrinsics.
4710 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4711 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4713 (ix86_expand_builtin): Add FMA4 intrinsic support.
4714 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4715 operand instructions.
4716 (ix86_expand_fma4_multiple_memory): New function to split the
4717 second memory reference from FMA4 instructions.
4718 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4719 (ssemodesuffixf2s): Ditto.
4720 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4722 (fma4_fmsub<mode>4): Ditto.
4723 (fma4_fnmadd<mode>4): Ditto.
4724 (fma4_fnmsub<mode>4): Ditto.
4725 (fma4_vmfmadd<mode>4): Ditto.
4726 (fma4_vmfmsub<mode>4): Ditto.
4727 (fma4_vmfnmadd<mode>4): Ditto.
4728 (fma4_vmfnmsub<mode>4): Ditto.
4729 (fma4_fmadd<mode>4256): Ditto.
4730 (fma4_fmsub<mode>4256): Ditto.
4731 (fma4_fnmadd<mode>4256): Ditto.
4732 (fma4_fnmsub<mode>4256): Ditto.
4733 (fma4_fmaddsubv8sf4): Ditto.
4734 (fma4_fmaddsubv4sf4): Ditto.
4735 (fma4_fmaddsubv4df4): Ditto.
4736 (fma4_fmaddsubv2df4): Ditto.
4737 (fma4_fmsubaddv8sf4): Ditto.
4738 (fma4_fmsubaddv4sf4): Ditto.
4739 (fma4_fmsubaddv4df4): Ditto.
4740 (fma4_fmsubaddv2df4): Ditto.
4741 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4742 instructions for intrinsics.
4743 (fma4i_fmsub<mode>4): Ditto.
4744 (fma4i_fnmadd<mode>4): Ditto.
4745 (fma4i_fnmsub<mode>4): Ditto.
4746 (fma4i_vmfmadd<mode>4): Ditto.
4747 (fma4i_vmfmsub<mode>4): Ditto.
4748 (fma4i_vmfnmadd<mode>4): Ditto.
4749 (fma4i_vmfnmsub<mode>4): Ditto.
4750 (fma4i_fmadd<mode>4256): Ditto.
4751 (fma4i_fmsub<mode>4256): Ditto.
4752 (fma4i_fnmadd<mode>4256): Ditto.
4753 (fma4i_fnmsub<mode>4256): Ditto.
4754 (fma4i_fmaddsubv8sf4): Ditto.
4755 (fma4i_fmaddsubv4sf4): Ditto.
4756 (fma4i_fmaddsubv4df4): Ditto.
4757 (fma4i_fmaddsubv2df4): Ditto.
4758 (fma4i_fmsubaddv8sf4): Ditto.
4759 (fma4i_fmsubaddv4sf4): Ditto.
4760 (fma4i_fmsubaddv4df4): Ditto.
4761 (fma4i_fmsubaddv2df4): Ditto.
4763 * doc/invoke.texi (-mfma4): Add documentation.
4764 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4766 2009-09-29 Richard Henderson <rth@redhat.com>
4768 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4769 an edge to the new destination block.
4771 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4774 * pa.c (hppa_profile_hook): Use
4775 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4777 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4778 Alexander Monakov <amonakov@ispras.ru>
4781 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4782 (not_postinc_memory_operand): New.
4783 (not_postinc_move_operand): New.
4784 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4785 (*cmovsi_internal): Ditto.
4787 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4789 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4790 restrict issue_rate in first pass when scheduling for register
4793 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4794 Rafael Avila de Espindola <espindola@google.com>
4796 * gengtype.c (plugin_output): New.
4797 (get_output_file_with_visibility): Return plugin_output for plugins.
4798 (main): Parse and use the -P option.
4799 * gty.texi: Update the command line format.
4801 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4804 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4806 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4807 out if !const_ok_for_output.
4810 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4811 case VAR_LOCATION>: Remove gcc_unreachable ().
4813 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4815 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4816 (x86_64-*-*): Ditto.
4817 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4818 back to smmintrin.h.
4819 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4820 * config/i386/x86intrin.h: Remove SSE5.
4821 * config/i386/mmintrin-common.h: Delete file.
4822 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4824 2009-09-29 Richard Guenther <rguenther@suse.de>
4826 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4827 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4829 2009-09-29 Nick Clifton <nickc@redhat.com>
4831 * function.c (current_function_name): If there is no current
4832 function just return "<none>".
4834 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4836 * tree-pass.h (register_pass_info): New structure.
4837 (pass_positioning_ops): Move enum from gcc-plugin.h.
4838 (register_pass): New function.
4839 * gcc-plugin.h (plugin_pass): Delete structure.
4840 (pass_positioning_ops): Delete enum.
4841 * plugin.c (regsiter_pass): Delete function.
4842 (position_pass): Delete function.
4843 (added_pass_nodes): Delete variable.
4844 (prev_added_pass_nodes): Delete variable.
4845 (pass_list_node): Delete structure.
4846 * passes.c (make_pass_instance): New function.
4847 (next_pass_1): Change to call make_pass_instance.
4848 (pass_list_node): Move structure from gcc-plugin.h.
4849 (added_pass_nodes): Move variable from plugin.c.
4850 (prev_added_pass_nodes): Move variable from plugin.c.
4851 (position_pass): New function.
4852 (register_pass): New function.
4854 2009-09-28 Easwaran Raman <eraman@google.com>
4856 * ifcvt.c (noce_try_abs): Recognize pattern and call
4857 expand_one_cmpl_abs_nojump.
4858 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4859 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4861 2009-09-28 Ian Lance Taylor <iant@google.com>
4864 * c-opts.c (c_common_handle_option): Don't set
4865 warn_jump_misses_init for -Wall.
4866 * doc/invoke.texi (Warning Options): Update documentation.
4868 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4870 * Makefile.in ($(out_object_file)): Depend on
4871 gt-$(basename $(notdir $(out_file))).h.
4873 2009-09-28 Richard Henderson <rth@redhat.com>
4875 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4876 * except.c (gen_eh_region): Set it.
4877 (duplicate_eh_regions_1): Copy it.
4878 * tree-eh.c (lower_resx): Use it to determine which function
4881 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4882 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4883 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4884 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4885 BUILT_IN_CXA_END_CLEANUP if necessary.
4887 * c-common.c (c_define_builtins): Update call to
4888 build_common_builtin_nodes.
4890 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4892 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4894 2009-09-28 Michael Matz <matz@suse.de>
4896 * builtins.c (interclass_mathfn_icode): New helper.
4897 (expand_builtin_interclass_mathfn): Use it here, and split folding
4899 (fold_builtin_interclass_mathfn): ... this new folder.
4900 (build_call_nofold_loc): New static helper.
4901 (build_call_nofold): New wrapper macro for above.
4902 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4903 (expand_builtin_pow): Ditto.
4904 (expand_builtin_memset_args): Ditto.
4905 (expand_builtin_printf): Ditto.
4906 (expand_builtin_fprintf): Ditto.
4907 (expand_builtin_sprintf): Ditto.
4908 (expand_builtin_memory_chk): Ditto.
4909 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4910 (expand_builtin_stpcpy): Ditto.
4911 (expand_builtin_strcmp): Ditto.
4912 (expand_builtin_strncmp): Ditto.
4913 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4914 (expand_builtin_strcpy_args): Don't call folders.
4915 (expand_builtin_memcmp): Ditto.
4916 (expand_builtin_strncpy): Ditto, and use target.
4917 (expand_builtin_memcpy): Ditto.
4918 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4919 expand_builtin_strpbrk, expand_builtin_memmove,
4920 expand_builtin_memmove_args, expand_builtin_bcopy,
4921 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4922 expand_builtin_strspn, expand_builtin_strcspn,
4923 expand_builtin_fputs): Remove these.
4924 (expand_builtin): Don't call the above, change calls to other
4925 expanders that changed prototype.
4926 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4927 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4928 fold_builtin_interclass_mathfn.
4929 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4930 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4932 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4933 * passes.c (init_optimization_passes): Move pass_fold_builtins
4934 after last phiopt pass.
4935 * tree-inline.c (fold_marked_statements): When folding builtins
4936 iterate over all instruction potentially generated.
4937 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4939 (fold_gimple_call): Use it to always fold calls (into potentially
4940 multiple instructions).
4941 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4942 calls into zero at this time.
4943 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4944 statements generated by builtin folding.
4946 2009-09-28 Nick Clifton <nickc@redhat.com>
4948 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4950 2009-09-28 Duncan Sands <baldrick@free.fr>
4952 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4953 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4954 (register_callback): Dispatch it.
4955 (invoke_plugin_callbacks): Incorporate in sanity check.
4956 * ggc.h (ggc_register_cache_tab): Add declaration.
4957 * ggc-common.c (ggc_register_root_tab): Simplify.
4958 (const_ggc_cache_tab_t): New typedef.
4959 (extra_cache_vec): New vector of dynamically added cache tables.
4960 (ggc_register_cache_tab): New function.
4961 (ggc_scan_cache_tab): New function.
4962 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4963 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4965 2009-09-27 Richard Henderson <rth@redhat.com>
4967 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4968 which we remove __builtin_stack_restore.
4970 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4972 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4973 to test for GRD_INVARIANT.
4974 (simple_rhs_p): Anything that's function_invariant_p is fine.
4976 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4978 * gengtype.c (main): Use plunge_files instead of plugin_output.
4980 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4981 Rafael Avila de Espindola <espindola@google.com>
4983 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4984 Don't print pch related info if it is false.
4985 (main): Don't print pch info in plugin mode.
4987 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4989 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4990 with dw_val_class_const_double.
4991 (struct dw_val_struct): Replace val_long_long with val_double and
4992 adjust for above change.
4993 (output_loc_operands): Likewise.
4994 (add_AT_long_long): Rename into...
4995 (add_AT_double): ...this.
4996 (print_die): Replace dw_val_class_long_long with
4997 dw_val_class_const_double and adjust.
4998 (attr_checksum): Likewise.
4999 (same_dw_val_p): Likewise.
5000 (size_of_die): Likewise.
5001 (value_format): Likewise.
5002 (output_die): Likewise.
5003 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5004 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5005 instead of add_AT_long_long.
5006 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5007 value with the precision of its type.
5009 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5012 * c-typeck.c (build_conditional_expr): Use the readonly and
5013 volatile flags of the operand types, not of the operands itself.
5015 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5017 * collect2.c (main): Look for -brtl before adding libraries.
5019 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5021 * config.gcc: Update OpenBSD targets.
5022 * config/openbsd-stdint.h: New file.
5023 * config/openbsd-libpthread.h: New file.
5024 * config/openbsd.h: Update and break out LIB_SPEC definition.
5025 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5026 * config/i386/openbsdelf.h: Correct types.
5027 * config/m68k/openbsd.h: Likewise.
5028 * config/mips/openbsd.h: Likewise.
5029 * config/vax/openbsd.h: Likewise.
5031 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5033 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5034 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5035 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5036 of the length and zero.
5038 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5040 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5041 (FLAGS_H): Add options.h $(REAL_H).
5042 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5043 (TREE_VECTORIZER_H): New.
5044 (EBITMAP_H): Renamed from EBIMAP_H.
5045 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5046 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5047 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5048 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5049 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5050 (graphite-clast-to-gimple.o, graphite-dependences.o)
5051 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5052 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5053 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5054 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5055 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5056 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5057 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5058 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5059 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5060 updated and fixed as per above changes and per
5061 check_makefile_deps.sh output.
5064 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5065 * configure: Regenerate.
5067 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5069 * doc/install.texi: Update minimum MPC version to 0.7.
5071 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5073 * doc/install.texi (Binaries): Remove reference to the binary
5074 distribution CD-ROM from the FSF.
5076 2009-09-26 Michael Matz <matz@suse.de>
5080 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5081 that are mentioned in the body.
5083 2009-09-26 Michael Matz <matz@suse.de>
5085 PR tree-optimization/41454
5086 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5087 (tree_ssa_dominator_optimize): Don't allocate and free it.
5088 (dom_opt_leave_block): Don't iterate over it.
5089 (eliminate_redundant_computations): Don't return a value.
5090 (cprop_operand, cprop_into_stmt): Ditto.
5091 (optimize_stmt): Don't defer updating stmts.
5093 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5095 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5096 generic_parameter_die, template_parameter_pack_die,
5097 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5098 renaming DW_TAG_formal_parameter_pack and
5099 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5100 and DW_TAG_GNU_template_parameter_pack.
5102 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5104 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5105 * config/v850/v850.c (v850_function_value): New function.
5106 (TARGET_FUNCTION_VALUE): Define.
5108 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5110 * tree-vect-stmts.c (vectorizable_call): Call
5111 mark_symbols_for_renaming after vect_finish_stmt_generation.
5113 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5114 to loc_descriptor_from_tree.
5115 (add_location_or_const_value_attribute): Pass 0 instead of 2
5116 for decl_by_reference_p decls.
5118 2009-09-25 Richard Guenther <rguenther@suse.de>
5121 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5124 2009-09-25 Ben Elliston <bje@au.ibm.com>
5126 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5129 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5131 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5132 form of instruction.
5134 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5137 * fold-const.c (const_binop): Handle complex int division.
5138 * tree-complex.c (expand_complex_div_straight,
5139 expand_complex_div_wide): Update comments.
5141 2009-09-24 DJ Delorie <dj@redhat.com>
5144 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5145 (reg_class): Likewise.
5146 (REG_CLASS_NAMES): Likewise.
5147 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5148 (m32c_override_options): Disable -fivopts for M32C.
5150 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5152 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5153 Delete VSX load/store with update support.
5154 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5155 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5159 (VStype_load_update): Ditto.
5160 (VStype_store_update): Ditto.
5161 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5162 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5164 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5165 load/store with update builtins.
5167 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5169 * libgcc2.c (L_trampoline): Prototype for getpagesize
5170 and mprotect in WINNT case.
5172 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5174 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5175 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5176 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5177 'outgoing' argument.
5178 (TARGET_FUNCTION_VALUE): Define.
5180 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5182 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5184 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5187 * common.opt: Initialize dwarf_strict to -1.
5188 * toplev.c (process_options): Catch unset dwarf_strict
5189 and set to 0 for all targets not overriding.
5190 * config/darwin.c (darwin_override_options): Catch unset
5191 dwarf_strict and override to 1.
5193 2009-09-24 Jeff Law <law@redhat.com>
5195 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5197 2009-09-24 Richard Guenther <rguenther@suse.de>
5199 PR tree-optimization/36143
5200 PR tree-optimization/38747
5201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5202 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5204 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5207 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5208 return false instead of gcc_unreachable (). For CONST return the
5209 value returned by recursive call instead of always returning true.
5210 (tree_add_const_value_attribute): Return the value returned by
5211 add_const_value_attribute instead of always returning true if rtl
5214 2009-09-23 Justin Seyster <jrseys@gmail.com>
5216 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5218 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5220 * cgraphunit.c (cgraph_lower_function): Revert last change.
5221 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5222 instead of DECL_NO_STATIC_CHAIN.
5223 * tree-cfg.c (verify_gimple_call): Likewise.
5224 * tree-nested.c (get_chain_decl, get_chain_field,
5225 convert_tramp_reference_op, convert_gimple_call): Likewise.
5226 (convert_all_function_calls): Likewise. Always set or clear
5227 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5228 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5229 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5231 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5232 DECL_NO_STATIC_CHAIN.
5233 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5234 instead of DECL_NO_STATIC_CHAIN.
5235 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5236 decl_function_context.
5237 * varasm.c (initializer_constant_valid_p): Likewise.
5238 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5239 (DECL_STATIC_CHAIN): ... this.
5240 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5241 instead of DECL_NO_STATIC_CHAIN.
5243 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5244 Rafael Avila de Espindola <espindola@google.com>
5246 * gengtype.c (nb_plugin_files): Make it unsigned to match
5247 num_gt_files. Adjust other variables to avoid warnings.
5248 (main): Allocate an all zero lang_bitmap before each plugin file name
5249 to match regular file names.
5251 2009-09-23 Richard Henderson <rth@redhat.com>
5253 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5254 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5255 static chain passed in memory.
5256 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5257 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5258 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5259 STATIC_CHAIN_REGNUM defined.
5261 * config/picochip/picochip-protos.h: s/class/klass/.
5262 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5263 (picochip_static_chain): New.
5264 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5265 (STATIC_CHAIN_INCOMING): Remove.
5267 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5268 (xtensa_static_chain): New.
5269 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5270 (STATIC_CHAIN_INCOMING): Remove.
5272 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5274 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5275 * config/pa/pa-protos.h (function_value): Remove.
5276 * config/pa/pa.c (pa_function_value): Rename from function_value.
5277 Make static, add 'outgoing' argument.
5278 (TARGET_FUNCTION_VALUE): Define.
5280 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5282 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5283 instead of cfun->machine->is_leaf.
5284 * config/avr/avr.h (machine_function): Remove is_leaf field.
5286 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5289 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5290 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5291 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5292 the same size, prefer DW_OP_stack_value.
5293 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5294 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5296 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5299 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5301 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5304 * cfgexpand.c (convert_debug_memory_address): New.
5305 (expand_debug_expr): Convert base address and offset to the same
5306 mode. Use it to convert addresses to other modes. Accept
5309 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5312 * function.h (types_used_by_vars_hash): Declare new hash table.
5313 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5314 equality and hash function for the hash table.
5315 (types_used_by_cur_var_decl): Declare a new global chained list.
5316 (types_used_by_var_decl_insert): Declare new function.
5317 * function.c (types_used_by_vars_hash): Define the hashtable ...
5318 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5319 its equality and hash functions.
5320 (hash_types_used_by_vars_entry): New hash helper.
5321 (types_used_by_cur_var_decl): Define the global chained list.
5322 (used_types_insert): Update the list of types used by the global
5323 variable being parsed.
5324 (types_used_by_var_decl_insert): Define new function.
5325 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5326 * c-common.c (record_types_used_by_current_var_decl): ... new
5328 * c-decl.c (finish_decl): Record the types used by the global
5329 variable declaration we've just parsed.
5330 * dwarf2out.c (premark_used_types): Insert a new line between
5331 comment and function.
5332 (premark_used_types_helper): Fix comment.
5333 (premark_types_used_by_global_vars_helper,
5334 premark_types_used_by_global_vars): New functions.
5335 (prune_unused_types): Do not prune types used by global variables.
5337 2009-09-23 Richard Guenther <rguenther@suse.de>
5339 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5340 produced for bigendian targets with promoted subregs.
5342 2009-09-23 Richard Guenther <rguenther@suse.de>
5344 * value-prof.c (gimple_ic): Purge old EH edges only after building
5347 2009-09-23 Nick Clifton <nickc@redhat.com>
5349 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5351 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5354 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5357 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5358 on non-nested functions.
5360 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5361 Jan Hubicka <jh@suse.cz>
5363 * dwarf2out.c (loc_list_plus_const): Only define if
5364 DWARF2_DEBUGGING_INFO.
5365 (address_of_int_loc_descriptor): Likewise.
5368 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5370 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5373 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5374 constant is more than zero.
5376 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5379 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5380 call final to emit non-scheduled prologue, instead insert at entry.
5382 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5383 Joseph S. Myers <joseph@codesourcery.com>
5385 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5387 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5388 Rafael Avila de Espindola <espindola@google.com>
5390 * gengtype.c (is_file_equal): New function.
5391 (close_output_files): Use is_file_equal. Free of->buf.
5393 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5394 Rafael Avila de Espindola <espindola@google.com>
5396 * gengtype.c (write_types, write_local): Add the output_header
5397 argument. Update all callers.
5399 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5401 * dwarf2out.c (template_parameter_pack_die,
5402 gen_formal_parameter_pack_die ): New functions.
5403 (make_ith_pack_parameter_name): Remove this function.
5404 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5405 DW_TAG_formal_parameter_pack.
5406 (gen_generic_params_dies): Represent each template parameter pack
5407 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5408 represented by usual DW_TAG_template_*_parameter DIEs that are
5409 children of the DW_TAG_template_parameter_pack element DIE.
5410 (generic_parameter_die): This doesn't deal with parameter pack
5411 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5412 of parameter pack DIEs.
5413 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5414 in certain cases, e.g. for pack elements.
5415 (gen_formal_types_die, gen_decl_die): Adjust usage of
5416 gen_formal_parameter_die.
5417 (gen_subprogram_die): Represent each function parameter pack by a
5418 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5419 represented by usual DW_TAG_formal_parameter DIEs that are children
5420 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5421 ____builtin_va_alist decls as no part of the compiler uses those
5423 * langhooks.h (struct lang_hooks_for_decls): Add
5424 function_parm_expanded_from_pack_p, get_generic_function_decl
5425 and function_parameter_pack_p hooks. Fix comment for
5426 get_innermost_generic_parms hook.
5427 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5428 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5429 macros and use them to initialize lang_hook.
5431 2009-09-22 Richard Henderson <rth@redhat.com>
5433 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5434 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5435 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5436 on TRAMPOLINE_TEMPLATE.
5437 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5438 TRAMPOLINE_ADJUST_ADDRESS.
5439 * targhooks.c (default_asm_trampoline_template): Remove.
5440 (default_trampoline_adjust_address): Remove.
5441 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5442 * targhooks.h: Update decls.
5444 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5446 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5447 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5448 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5450 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5453 * reload1.c (reload): Reset debug insns with pseudos without
5456 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5458 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5459 unconditional true for decimal float modes.
5460 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5461 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5463 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5465 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5466 Enable a new case for __FreeBSD__ >= 7.
5467 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5468 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5469 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5470 and USE_LD_AS_NEEDED.
5472 * doc/install.texi (*-*-freebsd*): Update target information.
5474 2009-09-22 Richard Guenther <rguenther@suse.de>
5477 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5478 arrays really properly.
5480 2009-09-22 Richard Henderson <rth@redhat.com>
5483 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5484 calls.static_chain, calls.trampoline_init,
5485 calls.trampoline_adjust_address.
5486 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5487 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5488 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5489 * builtins.c (expand_builtin_setjmp_receiver): Use
5490 targetm.calls.static_chain; only clobber registers.
5491 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5492 set up memory attributes properly for the trampoline block.
5493 (expand_builtin_adjust_trampoline): Use
5494 targetm.calls.trampoline_adjust_address.
5495 * calls.c (prepare_call_address): Add fndecl argument. Use
5496 targetm.calls.static_chain.
5497 * df-scan.c (df_need_static_chain_reg): Remove.
5498 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5499 consolodate static chain handling.
5500 * doc/tm.texi: Document new hooks.
5501 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5502 (init_emit_regs): Don't initialize them.
5503 * expr.h (prepare_call_address): Update decl.
5504 * final.c (profile_function): Use targetm.calls.static_chain.
5505 * function.c (expand_function_start): Likewise.
5506 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5507 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5508 only clobber registers.
5509 * targhooks.c (default_static_chain): New.
5510 (default_asm_trampoline_template, default_trampoline_init): New.
5511 (default_trampoline_adjust_address): New.
5512 * targhooks.h: Declare them.
5513 * varasm.c (assemble_trampoline_template): Use
5514 targetm.asm_out.trampoline_template. Make the memory block const
5517 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5518 alpha_initialize_trampoline. Make static. Merge VMS parameter
5519 differences into the TARGET_ABI_OPEN_VMS code block.
5520 (TARGET_TRAMPOLINE_INIT): New.
5521 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5522 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5523 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5524 (INITIALIZE_TRAMPOLINE): Remove.
5526 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5527 (TRAMPOLINE_TEMPLATE): Merge with ...
5528 (INITIALIZE_TRAMPOLINE): ... this and move ...
5529 * config/arc/arc.c (arc_trampoline_init): ... here.
5530 (TARGET_TRAMPOLINE_INIT): New.
5532 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5533 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5534 (arm_asm_trampoline_template): New.
5535 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5536 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5537 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5538 code to arm_asm_trampoline_template.
5539 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5540 arm_trampoline_adjust_address.
5541 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5542 adjust for target hook parameters.
5544 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5547 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5548 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5549 (bfin_trampoline_init): Rename from initialize_trampoline;
5550 make static; update for target hook parameters.
5551 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5552 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5553 bfin_asm_trampoline_template.
5554 (INITIALIZE_TRAMPOLINE): Remove.
5556 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5557 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5558 cris_trampoline_init): New.
5559 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5560 cris_asm_trampoline_template.
5561 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5562 adjust for target hook parameters.
5564 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5566 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5567 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5568 fr30_trampoline_init): New.
5569 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5570 fr30_asm_trampoline_template.
5571 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5572 adjust for target hook parameters.
5574 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5575 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5576 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5577 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5578 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5580 * config/h8300/h8300.c (h8300_trampoline_init): New.
5581 (TARGET_TRAMPOLINE_INIT): New.
5582 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5583 to h8300_trampoline_init and adjust for hook parameters.
5585 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5586 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5587 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5588 make static; adjust for hook parameters.
5589 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5591 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5592 (TARGET_TRAMPOLINE_INIT): New.
5593 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5594 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5595 iq2000_asm_trampoline_template.
5596 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5597 (TRAMPOLINE_CODE_SIZE): New.
5598 (TRAMPOLINE_SIZE): Use it.
5599 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5601 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5602 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5603 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5604 adjust for hook parameters.
5605 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5607 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5608 (m32r_trampoline_init): New.
5609 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5610 m32r_trampoline_init.
5612 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5613 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5614 make static; update for hook parameters.
5615 * config/m68hc11/m68hc11-protos.h: Update.
5616 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5618 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5619 (TARGET_TRAMPOLINE_INIT): New.
5620 (mcore_function_value): Fix typo.
5621 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5622 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5623 to mcore_asm_trampoline_template.
5624 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5626 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5627 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5628 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5629 update for hook parameters.
5630 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5632 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5633 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5634 mips_trampoline_init): New.
5635 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5636 mips_asm_trampoline_template.
5637 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5638 update for hook parameters.
5640 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5641 (TARGET_TRAMPOLINE_INIT): New.
5642 (mmix_trampoline_size): Remove.
5643 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5644 make static. Remove out-of-date tetra vs octa comment.
5645 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5646 make static; update for hook parameters.
5647 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5648 (INITIALIZE_TRAMPOLINE): Remove.
5649 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5650 (TRAMPOLINE_ALIGNMENT): New.
5651 * gcc/config/mmix/mmix-protos.h: Update.
5653 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5654 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5655 mn10300_trampoline_init): New.
5656 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5657 mn10300_asm_trampoline_template.
5658 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5660 * config/moxie/moxie.c (moxie_static_chain,
5661 moxie_asm_trampoline_template, moxie_trampoline_init,
5662 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5663 TARGET_TRAMPOLINE_INIT): New.
5664 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5665 moxie_trampoline_init.
5666 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5667 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5669 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5670 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5671 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5672 pa_trampoline_adjust_address): New.
5673 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5674 pa_asm_trampoline_template.
5675 (TRAMPOLINE_ALIGNMENT): New.
5676 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5677 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5678 adjust for hook parameters.
5679 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5681 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5682 (TARGET_TRAMPOLINE_INIT): New.
5683 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5684 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5686 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5688 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5689 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5690 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5691 make static; adjust parameters for the hook.
5692 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5694 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5695 s390_trampoline_template; make static.
5696 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5697 make static; adjust for target hook.
5698 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5699 * config/s390/s390-protos.h: Remove trampoline decls.
5700 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5701 (TRAMPOLINE_TEMPLATE): Remove.
5702 (TRAMPOLINE_ALIGNMENT): New.
5704 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5705 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5706 (TARGET_TRAMPOLINE_INIT): New.
5707 (score_asm_trampoline_template): New.
5708 (score_trampoline_init): Rename from score_initialize_trampoline;
5709 make static; adjust for hook parameters.
5710 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5711 score[37]_asm_trampoline_template.
5712 (INITIALIZE_TRAMPOLINE): Remove.
5713 * config/score/score3.c (score3_asm_trampoline_template): New.
5714 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5715 adjust for target hook.
5716 * config/score/score7.c (score7_asm_trampoline_template): New.
5717 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5718 adjust for target hook.
5719 * config/score/score3.h, config/score/score7.h: Update.
5721 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5722 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5723 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5724 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5725 make static; adjust for target hook parameters.
5726 (sh_trampoline_adjust_address): New.
5727 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5728 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5730 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5731 (sparc32_initialize_trampoline): Rename from
5732 sparc_initialize_trampoline; make static; replace tramp parameter
5733 with m_tramp and update memory accesses.
5734 (sparc64_initialize_trampoline): Similarly.
5735 (sparc_trampoline_init): New.
5736 * config/sparc/sparc-protos.h: Remove trampoline decls.
5737 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5738 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5740 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5741 (array_to_constant): Make ARR parameter const.
5742 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5743 make static; update for hook parameters.
5744 * config/spu/spu-protos.h: Update decls.
5745 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5747 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5748 from xstormy16_initialize_trampoline; make static; update for
5750 (TARGET_TRAMPOLINE_INIT): New.
5751 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5753 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5754 (TARGET_TRAMPOLINE_INIT): New.
5755 (v850_can_eliminate): Make static.
5756 (v850_asm_trampoline_template, v850_trampoline_init): New.
5757 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5758 v850_asm_trampoline_template.
5759 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5760 and adjust for target hook parameters.
5762 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5763 (TARGET_TRAMPOLINE_INIT): New.
5764 (vax_asm_trampoline_template, vax_trampoline_init): New.
5765 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5766 vax_asm_trampoline_template.
5767 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5769 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5770 (TARGET_TRAMPOLINE_INIT): New.
5771 (xtensa_asm_trampoline_template): Rename from
5772 xtensa_trampoline_template; make static.
5773 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5774 make static; update for hook parameters.
5775 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5776 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5777 (INITIALIZE_TRAMPOLINE): Remove.
5779 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5780 error for nested functions with regparm=3.
5781 (ix86_compute_frame_layout): Adjust frame pointer offset for
5782 ix86_static_chain_on_stack.
5783 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5784 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5785 don't reset to UNITS_PER_WORD.
5786 (ix86_emit_leave): Adjust ix86_cfa_state.
5787 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5788 (ix86_static_chain): New.
5789 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5790 make static; update for target hook parameters; use ix86_static_chain.
5791 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5792 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5793 (INITIALIZE_TRAMPOLINE): Remove.
5794 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5795 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5796 to the end. Add static_chain_on_stack.
5797 (ix86_static_chain_on_stack): New.
5799 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5800 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5801 (m68k_trampoline_init): New.
5802 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5803 m68k_trampoline_init and adjust for hook parameters.
5804 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5805 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5807 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5809 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5810 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5812 * reload1.c (reload): Call wrap_constant when substituting
5813 reg for equiv inside of DEBUG_INSNs.
5816 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5817 add_call_src_coords_attributes, add_high_low_attributes,
5818 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5819 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5820 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5821 when -gdwarf-2 -gstrict-dwarf.
5822 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5823 -gdwarf-[23] -gstrict-dwarf.
5824 (address_of_int_loc_descriptor, loc_descriptor,
5825 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5826 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5827 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5829 2009-09-22 Richard Guenther <rguenther@suse.de>
5831 PR tree-optimization/41428
5832 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5833 (ccp_finalize): Pass it to substitute_and_fold.
5835 2009-09-22 Richard Guenther <rguenther@suse.de>
5837 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5838 (substitute_and_fold): Adjust prototype.
5839 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5840 (simplify_stmt_using_ranges): Likewise.
5841 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5842 (vrp_fold_stmt): New function.
5843 (vrp_finalize): Pass it to substitute_and_fold.
5844 * tree-flow.h (vrp_evaluate_conditional): Remove.
5845 (simplify_stmt_using_ranges): Likewise.
5846 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5847 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5848 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5850 (fold_predicate_in): Move to tree-vrp.c.
5851 (substitute_and_fold): Use the callback instead of calling into
5852 tree-vrp.c functions directly.
5854 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5856 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5857 comparison warning on rs6000.
5860 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5861 GIMPLE_EH_MUST_NOT_THROW cleanup.
5862 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5864 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5867 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5868 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5869 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5870 libSystem which is derived from the gcc 4.2.1 unwinder.
5872 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5875 * varasm.c (default_encode_section_info): Copy TLS model into
5876 sym_ref flags regardless of backend support for TLS, for all
5877 model types except TLS_MODEL_EMULATED.
5879 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5882 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5883 we can handle it correctly.
5885 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5887 * doc/install.texi (os2): Remove section.
5889 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5891 * doc/standards.texi (Objective-C): Adjust two URLs.
5893 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5895 * tree-tailcall.c (process_assignment): Don't check if a
5896 multiplication or an addition are already present.
5897 (find_tail_calls): Combine multiple additions and multiplications.
5898 (adjust_accumulator_values): Emit accumulators.
5900 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5902 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5903 xmm register restore.
5905 2009-09-21 Jan Hubicka <jh@suse.cz>
5907 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5908 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5911 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5913 * stor-layout.c (layout_type): Remove obsolete code.
5915 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5918 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5920 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5923 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5924 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5925 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5926 * fold-const.c (const_binop): Likewise.
5927 * real.h (do_mpc_arg2): Update prototype.
5929 2009-09-20 Jan Hubicka <jh@suse.cz>
5931 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5932 (add_location_or_const_value_attribute): Rewrite using
5934 (tree_add_const_value_attribute): Return true if successful.
5935 (tree_add_const_value_attribute_for_decl): Likewise.
5937 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5938 (loc_descriptor): ... here;
5939 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5940 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5941 pool items that was not marked for output.
5942 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5943 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5944 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5945 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5946 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5947 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5948 DW_OP_stack_value to get address of items that are not available
5950 (dw_loc_list): Handle single element lists correctly.
5952 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5953 Pascal Obry <obry@adacore.com>
5955 * unwind-dw2-fde.c (classify_object_over_fdes):
5956 Cast the constant 1 to _Unwind_Ptr.
5957 (add_fdes): Likewise.
5958 (linear_search_fdes): Likewise.
5960 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5962 * stor-layout.c (set_sizetype): Avoid useless type copy.
5964 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5966 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5968 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5969 * configure, config.in: Regenerate.
5970 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5972 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5973 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5974 for global data if the output could be used in a shared library.
5975 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5976 to 0 if TARGET_WRITABLE_EH_FRAME.
5978 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5980 PR rtl-optimization/39886
5981 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5982 just when insn is equal to BB_END (bb).
5984 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5986 * config/mips/mips.opt (mrelax-pic-calls): New option.
5987 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5989 (mips_unspec_call): Change "unspec_call" expander into this.
5990 (mips_strip_unspec_call): New function.
5991 (mips_got_load): Call mips_unspec_call instead of
5992 gen_unspec_call<mode>.
5993 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5995 (mips_cfg_in_reorg): New function.
5996 (mips16_lay_out_constants): Use it to decide whether to call
5997 CFG-aware insn splitting.
5998 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5999 mips_reorg. Move DF set-up code from here ...
6000 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6002 (mips_reorg): Call mips_df_reorg instead of
6003 r10k_insert_cache_barriers. Move CFG set-up code here from
6004 r10k_insert_cache_barriers.
6005 (mips_call_expr_from_insn): New function.
6006 (mips_pic_call_symbol_from_set): Likewise.
6007 (mips_find_pic_call_symbol): Likewise.
6008 (mips_annotate_pic_call_expr): Likewise.
6009 (mips_get_pic_call_symbol): Likewise.
6010 (mips_annotate_pic_calls): Likewise.
6011 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6013 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6014 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6015 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6017 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6018 (unspec_call<mode>): Remove it.
6019 (sibcall_internal, sibcall_value_internal,
6020 sibcall_value_multiple_internal, call_internal, call_split,
6021 call_value_internal, call_value_split,
6022 call_value_multiple_internal, call_value_multiple_split): Pass
6023 SIZE_OPNO to MIPS_CALL.
6024 (call_internal_direct, call_direct_split,
6025 call_value_internal_direct, call_value_direct_split): Pass -1 as
6026 SIZE_OPNO to MIPS_CALL.
6027 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6028 * configure: Regenerate.
6029 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6030 and -mno-relax-pic-calls.
6031 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6033 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6036 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6037 in the directory this rule is called from, rather than the
6038 toplevel 'gcc' directory, to fix in-tree build.
6040 2009-09-19 Chris Demetriou <cgd@google.com>
6042 PR preprocessor/28435:
6043 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6044 to cpplib that the preprocessor output is needed.
6046 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6048 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6049 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6050 *return_and_restore_fpregs_<mode>,
6051 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6054 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6055 instead of assuming it has always a REG inside of it.
6057 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6059 * config/freebsd.h: Update comment on types.
6060 (WINT_TYPE): Define.
6062 2009-09-18 Jason Merrill <jason@redhat.com>
6064 * c.opt: Add -fno-deduce-init-list.
6066 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6068 * value-prof.c (interesting_stringop_to_profile_p): Added output
6069 argument to indicate which parameter is the size parameter.
6070 * value-prof.c (gimple_stringop_fixed_value): Use
6071 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6072 * value-prof.c (gimple_stringops_transform): Update call sites to
6073 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6075 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6078 From David Binderman <dcb314@hotmail.com>:
6079 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6080 local variable f. Remove stale comments.
6081 (ix86_compute_frame_layout): Remove useless local variable total_size.
6082 Remove #if 0'd code.
6083 (legitimate_address_p): Remove useless local variables
6084 reason_rtx and reason.
6085 (ix86_split_copysign_const): Remove useless local variable op1.
6086 (scale_counter): Remove useless local variable piece_size_mask.
6088 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6090 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6093 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6096 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6098 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6100 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6103 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6105 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6106 DW_OP_implicit_value even without dwarf_version 4.
6108 2009-09-17 Jan Hubicka <jh@suse.cz>
6110 * dwarf2out.c: Include tree-pass.h and gimple.h.
6111 (loc_list_plus_const): New function.
6112 (loc_descriptor_from_tree_1): Rename to ...
6113 (loc_descriptor_from_tree): ... remove original.
6114 (loc_list_from_tree): New function.
6115 (add_AT_location_description): Accept location list.
6116 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6117 (concatn_mem_loc_descriptor): Remove.
6118 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6120 (secname_for_decl): Move up.
6121 (hidden_reference_p): New function; break out from ...
6122 (loc_by_refernece): ... here; move up.
6123 (dw_loc_list): New function.
6124 (single_element_loc_list): New function.
6125 (single_element_loc_list_p): New function.
6126 (add_loc_descr_to_each): New function.
6127 (add_loc_list): New function.
6128 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6129 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6130 add diagnostics why expansion failed.
6131 (add_location_or_const_value_attribute): Support location lists.
6132 (add_bound_info): Likewise.
6133 (descr_info_loc): Update call of loc_descriptor_from_tree.
6134 (gen_variable_die): Work on location lists.
6135 * final.c (pass_final): Add dump file.
6136 * Makefile.in (dwarf2out.o): Add new dependencies.
6138 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6141 * real.c decimal_from_integer, decimal_integer_string): New.
6142 (real_from_integer): Use them as special case for decimal float.
6143 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6144 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6145 Do not append zero after the decimal point in string to convert.
6147 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6149 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6150 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6152 2009-09-17 Martin Jambor <mjambor@suse.cz>
6154 * common.opt (fipa-sra): New switch.
6155 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6156 * timevar.def (TV_IPA_SRA): New timevar.
6157 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6158 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6159 * tree-sra.c: Include cgraph.c.
6160 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6161 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6162 and grp_not_necessarilly_dereferenced.
6163 (func_param_count): New variable.
6164 (encountered_apply_args): New variable.
6165 (bb_dereferences): New variable.
6166 (final_bbs): New variable.
6167 (no_accesses_representant): New variable.
6168 (no_accesses_p): New function.
6169 (dump_access): Dump the new fields.
6170 (sra_initialize): Set encountered_apply_args to false.
6171 (get_ssa_base_param): New function.
6172 (mark_parm_dereference): New function.
6173 (create_access): Caring for INIDRECT_REFs and different handling of
6174 varialble length accesses in early IPA SRA. Store the stmt - a new
6175 parameter - to the new access.
6176 (build_access_from_expr_1): New parameter stmt, passed to
6177 create_access. Handle INDIRECT_REFs.
6178 (build_access_from_expr): Pass the current statement to
6179 build_access_from_expr_1.
6180 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6182 (build_accesses_from_assign): Pass the current statement to
6183 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6184 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6185 final_bbs when necessary. Check for calls to __builtin_apply_args.
6186 Fixup EH info if anythng was changed.
6187 (is_unused_scalar_param): New function.
6188 (ptr_parm_has_direct_uses): New function.
6189 (find_param_candidates): New function.
6190 (mark_maybe_modified): New function.
6191 (analyze_modified_params): New function.
6192 (propagate_dereference_distances): New function.
6193 (dump_dereferences_table): New function.
6194 (analyze_caller_dereference_legality): New function.
6195 (unmodified_by_ref_scalar_representative): New function.
6196 (splice_param_accesses): New function.
6197 (decide_one_param_reduction): New function.
6198 (enum ipa_splicing_result): New type.
6199 (splice_all_param_accesses): New function.
6200 (get_param_index): New function.
6201 (turn_representatives_into_adjustments): New function.
6202 (analyze_all_param_acesses): New function.
6203 (get_replaced_param_substitute): New function.
6204 (get_adjustment_for_base): New function.
6205 (replace_removed_params_ssa_names): New function.
6206 (sra_ipa_reset_debug_stmts): New function.
6207 (sra_ipa_modify_expr): New function.
6208 (sra_ipa_modify_assign): New function.
6209 (convert_callers): New function.
6210 (modify_function): New function.
6211 (ipa_sra_preliminary_function_checks): New function.
6212 (ipa_early_sra): New function.
6213 (ipa_early_sra_gate): New function.
6214 (pass_early_ipa_sra): New variable.
6215 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6217 2009-09-17 Michael Matz <matz@suse.de>
6220 * tree.c (build_type_attribute_qual_variant): Export.
6221 * tree.h (build_type_attribute_qual_variant): Declare.
6222 * tree-inline.c (remap_type_1): Use it to build variants with
6223 the original qualifiers and attributes.
6225 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6227 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6228 without a fallthrough edge.
6230 2009-09-16 DJ Delorie <dj@redhat.com>
6232 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6233 chip and ignore the "fast_interrupt" attribute if so.
6235 2009-09-16 Richard Henderson <rth@redhat.com>
6238 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6241 2009-09-16 Richard Henderson <rth@redhat.com>
6244 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6245 is set only if DECL_NO_STATIC_CHAIN is unset.
6246 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6247 (FOR_EACH_NEST_INFO): New.
6248 (walk_all_functions): Use it.
6249 (finalize_nesting_tree): Likewise.
6250 (unnest_nesting_tree): Likewise.
6251 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6252 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6253 (convert_gimple_call): Early out if gimple_call_chain already set.
6254 (convert_all_function_calls): Iterate until no new functions
6255 require a static chain.
6256 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6257 when building a trampoline. Use dump_function_to_file instead
6259 (lower_nested_functions): Open dump_file. Validate that decls
6260 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6261 bit reset by this pass.
6263 2009-09-16 Michael Matz <matz@suse.de>
6266 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6267 shorten decl_common_unused.
6268 (DECL_RESTRICTED_P): New accessor.
6269 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6270 to disambiguate marked decls and restrict pointers.
6272 2009-09-16 Richard Henderson <rth@redhat.com>
6275 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6277 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6279 * integrate.c (set_block_abstract_flags): Call
6280 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6282 2009-09-16 Richard Guenther <rguenther@suse.de>
6285 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6288 2009-09-16 DJ Delorie <dj@redhat.com>
6289 Kaz Kojima <kkojima@gcc.gnu.org>
6291 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6292 (sh_expand_prologue): Update calls to output_stack_adjust.
6293 (sh_expand_epilogue): Likewise.
6295 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6298 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6299 trying to limit the extent of searches in the insn stream.
6301 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6302 Jakub Jelinek <jakub@redhat.com>
6306 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6308 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6309 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6310 (rs6000_savres_strategy): Always save FP registers inline if the
6311 target doesn't support hardware double-precision. Set the above
6312 bits in return value when needed.
6313 (rs6000_savres_routine_sym): Fix computation for cache selector.
6314 Mark the generated symbol as a function. Rename exitp argument to
6315 lr. Move code for determining the name of the symbol...
6316 (rs6000_savres_routine_name): ...here. New function. Add cases for
6317 getting the names right on AIX and 64-bit Linux.
6318 (savres_routine_name): New variable.
6319 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6320 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6321 on what the target routine uses as a base register. If savep && lr
6322 describe saving of r0 into memory slot.
6323 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6324 line calls for AIX ABI.
6325 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6326 determine FP save/restore functions.
6327 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6328 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6330 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6331 Duplicate restoration of LR and execute the appropriate one
6332 depending on whether GPRs are being restored inline. Set r11 from
6333 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6334 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6335 Fix out of line calls for AIX ABI.
6336 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6338 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6340 (*restore_gpregs_spe): Likewise.
6341 (*return_and_restore_gpregs_spe): Likewise.
6342 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6343 Define to empty string unconditionally.
6344 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6345 Define to empty string unconditionally.
6346 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6349 2009-09-15 Jan Hubicka <jh@suse.cz>
6351 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6352 * params.def (inline-insns-auto): Likewise.
6354 2009-09-15 Martin Jambor <mjambor@suse.cz>
6356 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6357 individual statements only at TDF_DETAILS dump level. Format
6358 source for 80 characters per line.
6360 2009-09-15 Christian Bruel <christian.bruel@st.com>
6362 * regrename.c (do_replace): Update REG_DEAD notes.
6364 2009-09-15 Revital Eres <eres@il.ibm.com>
6366 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6367 * targhooks.c (default_builtin_support_vector_misalignment):
6368 New builtin function.
6369 * targhooks.h (default_builtin_support_vector_misalignment):
6371 * target.h (builtin_support_vector_misalignment):
6372 New field in struct gcc_target.
6373 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6374 new builtin function.
6375 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6377 * config/rs6000/rs6000.c
6378 (rs6000_builtin_support_vector_misalignment): New function.
6379 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6381 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6383 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6385 (bfin_optimize_loop): Likewise.
6386 (bfin_gen_bundles): Likewise.
6387 (workaround_speculation): Likewise.
6388 (find_load): Return NULL_RTX for debug_insn.
6390 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6392 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6395 2009-09-14 DJ Delorie <dj@redhat.com>
6397 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6398 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6401 2009-09-14 Richard Henderson <rth@redhat.com>
6402 Jakub Jelinek <jakub@redhat.com>
6404 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6405 * cfgbuild.c (make_edges): Handle asm goto.
6406 * cfglayout.c (fixup_reorder_chain): Likewise.
6407 * cfgrtl.c (patch_jump_insn): Likewise.
6408 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6409 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6410 (gimple_build_asm_vec): Add and use labels parameter.
6411 (gimple_build_asm): Remove.
6412 (walk_gimple_asm): Walk labels too.
6413 * gimple.def (GIMPLE_ASM): Update docs.
6414 * gimple.h: Update decls.
6415 (struct gimple_statement_asm): Change nc to use unsigned char;
6417 (gimple_asm_nlabels): New.
6418 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6419 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6420 into gimple_build_asm_vec.
6421 * jump.c (mark_jump_label_asm): New.
6422 (mark_jump_label): Use it.
6423 (redirect_jump_1): Handle asm goto.
6424 (invert_jump_1): Soft fail if X is null.
6425 * recog.c (extract_asm_operands): New.
6426 (asm_noperands): Use it; handle asm labels.
6427 (decode_asm_operands): Use extract_asm_operands.
6428 (asm_operand_ok): Properly handle empty string.
6429 * reg-stack.c (get_asm_operands_in_out): Rename from
6430 get_asm_operand_n_inputs; use extract_asm_operands; return both
6431 inputs and outputs by reference; update all callers.
6432 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6433 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6434 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6435 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6436 (extract_asm_operands): Declare.
6437 * stmt.c (expand_asm_operands): Add and use labels parameter.
6438 (check_unique_operand_names): Likewise.
6439 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6440 (expand_asm_stmt): Handle asm labels.
6441 * tree-cfg.c (make_gimple_asm_edges): New.
6442 (make_edges): Use it.
6443 (cleanup_dead_labels): Handle asm labels.
6444 (is_ctrl_altering_stmt): Likewise.
6445 (gimple_redirect_edge_and_branch): Likewise.
6446 * tree.def (ASM_EXPR): Add 5th operand.
6447 * tree.h (ASM_LABELS): New.
6448 (resolve_asm_operand_names): Update decl.
6450 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6451 (c_parser_asm_goto_operands): New.
6452 * c-tree.h (build_asm_expr): Update decl.
6453 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6454 * doc/extend.texi: Document asm goto.
6456 2009-09-14 Richard Henderson <rth@redhat.com>
6458 * except.h: Update declarations.
6459 (struct pointer_map_t): Forward declare.
6460 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6461 (struct eh_landing_pad_d, eh_landing_pad): New.
6462 (struct eh_catch_d, eh_catch): New.
6463 (struct eh_region_d): Remove next_region_sharing_label, aka,
6464 label, tree_label, landing_pad, post_landing_pad, resume,
6465 may_contain_throw. Rename region_number to index. Remove
6466 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6467 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6468 (VEC(eh_landing_pad,gc)): New.
6469 (struct eh_status): Remove last_region_number. Add lp_array,
6470 throw_stmt_table, ttype_data, ehspec_data.
6471 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6472 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6473 * except.c (lang_protect_cleanup_actions): Return tree.
6474 (struct ehl_map_entry): Remove.
6475 (init_eh_for_function): Push zero entries for region and lp_array.
6476 (gen_eh_region): Add to region_array immediately.
6477 (gen_eh_region_catch): Operate on eh_catch objects.
6478 (gen_eh_landing_pad): New.
6479 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6480 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6481 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6482 (get_eh_landing_pad_from_number_fn): New.
6483 (get_eh_landing_pad_from_number): New.
6484 (get_eh_region_from_lp_number_fn): New.
6485 (get_eh_region_from_lp_number): New.
6486 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6487 (get_exception_pointer, get_exception_filter): Remove.
6488 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6489 (current_function_has_exception_handlers): Simplify.
6490 (bring_to_root, eh_region_replaceable_by_p): Remove.
6491 (replace_region, hash_type_list, hash_eh_region): Remove.
6492 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6493 (label_to_region_map, num_eh_regions): Remove.
6494 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6495 (find_exception_handler_labels): Remove.
6496 (duplicate_eh_regions_0, find_prev_try): Remove.
6497 (struct duplicate_eh_regions_data): New.
6498 (duplicate_eh_regions_1): Rewrite.
6499 (duplicate_eh_regions): Return a pointer map instead of an
6501 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6502 (redirect_eh_edge_to_label): Remove.
6503 (eh_region_outermost): Rewrite using eh_region pointers
6504 instead of integers.
6505 (add_ttypes_entry): Update for ttype_data move to eh_status.
6506 (add_ehspec_entry): Rewrite with VEC instead of varray.
6507 (assign_filter_values): Likewise. Export.
6508 (build_post_landing_pads, connect_post_landing_pads): Remove.
6509 (dw2_build_landing_pads): Rewrite to use lp_array.
6510 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6511 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6512 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6513 (sjlj_mark_call_sites): Update for landing pad numbers.
6514 (finish_eh_generation): Rewrite.
6515 (gate_handle_eh): Do nothing for no eh tree.
6516 (pass_rtl_eh): Move up near finish_eh_generation.
6517 (remove_eh_landing_pad): New.
6518 (remove_eh_handler): Export.
6519 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6520 (for_each_eh_label): Rewrite to use lp_array.
6521 (make_reg_eh_region_note): New.
6522 (make_reg_eh_region_note_nothrow_nononlocal): New.
6523 (insn_could_throw_p): New.
6524 (copy_reg_eh_region_note_forward): New.
6525 (copy_reg_eh_region_note_backward): New.
6526 (check_handled, add_reachable_handler): Remove.
6527 (reachable_next_level, foreach_reachable_handler): Remove.
6528 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6529 (get_eh_region_and_lp_from_rtx): New.
6530 (get_eh_region_from_rtx): New.
6531 (can_throw_internal_1, can_throw_external_1): Remove.
6532 (can_throw_internal): Use get_eh_region_from_rtx.
6533 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6534 (insn_nothrow_p, can_nonlocal_goto): New.
6535 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6536 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6537 (add_action_record): Use VEC not varray.
6538 (collect_one_action_chain): Update for eh_region changes.
6539 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6540 Use get_eh_region_and_lp_from_rtx.
6541 (gate_convert_to_eh_region_ranges): New.
6542 (pass_convert_to_eh_region_ranges): Use it.
6543 (push_uleb128, push_sleb128): Use VEC not varray.
6544 (output_one_function_exception_table): Likewise.
6545 (dump_eh_tree): Update for eh_region changes.
6546 (verify_eh_tree): Likewise.
6547 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6548 * tree-eh.c: Include target.h.
6549 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6550 Don't disallow GIMPLE_RESX; adjust argument check.
6551 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6552 (record_stmt_eh_region): Update for landing pad numbers;
6553 generate a landing pad if necessary.
6554 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6555 (remove_stmt_from_eh_lp_fn): Similarly.
6556 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6557 Update for lp numbers; don't special case missing throw_stmt_table.
6558 (lookup_expr_eh_lp): Similarly.
6559 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6560 (eh_seq, eh_region_may_contain_throw): New.
6561 (struct leh_state): Add ehp_region.
6562 (struct leh_tf_state): Remove eh_label.
6563 (emit_post_landing_pad): New.
6564 (emit_resx, emit_eh_dispatch): New.
6565 (note_eh_region_may_contain_throw): New.
6566 (frob_into_branch_around): Take eh_region not eh label;
6567 emit eh code into eh_seq.
6568 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6569 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6570 lower_eh_must_not_throw. Emit code to eh_seq.
6571 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6572 (lower_try_finally_onedest): Likewise.
6573 (lower_try_finally_copy): Likewise.
6574 (lower_try_finally_switch): Likewise.
6575 (lower_try_finally): Initialize ehp_region.
6576 (lower_catch): Update for eh_catch objects.
6577 (lower_eh_filter): Don't handle must_not_throw.
6578 (lower_eh_must_not_throw): New.
6579 (lower_cleanup): Don't set eh_label.
6580 (lower_eh_constructs_2): Resolve eh builtins.
6581 Handle GIMPLE_EH_MUST_NOT_THROW.
6582 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6583 Add eh_seq to the end of the function body.
6584 (make_eh_dispatch_edges): New.
6585 (make_eh_edge): Remove.
6586 (make_eh_edges): Simplify for landing pads.
6587 (redirect_eh_edge_1): New.
6588 (redirect_eh_edge): Use it.
6589 (redirect_eh_dispatch_edge): New.
6590 (stmt_could_throw_p): Use a switch. Allow RESX.
6591 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6592 (stmt_can_throw_internal): Likewise.
6593 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6594 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6595 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6596 (gate_refactor_eh): New.
6597 (pass_refactor_eh): Use it.
6598 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6599 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6600 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6601 (remove_unreachable_handlers): Rename from
6602 tree_remove_unreachable_handlers; rewrite for landing pads;
6603 call remove_eh_handler directly.
6604 (remove_unreachable_handlers_no_lp): New.
6605 (unsplit_eh, unsplit_all_eh): New.
6606 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6607 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6608 (cleanup_empty_eh_unsplit): New.
6609 (cleanup_empty_eh): Rewrite.
6610 (cleanup_all_empty_eh): New.
6611 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6612 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6613 (gate_cleanup_eh): New.
6614 (pass_cleanup_eh): Use it.
6615 (verify_eh_edges): Move later in file. Expect one EH edge.
6616 (verify_eh_dispatch_edge): New.
6618 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6619 (gtype-desc.o): Add TARGET_H.
6620 (tree.o): Use EXCEPT_H, not except.h.
6621 (cfgbuild.o): Add EXPR_H.
6622 (GTFILES): Add vecprim.h.
6623 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6624 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6625 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6626 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6627 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6628 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6629 calls to can_throw_internal.
6630 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6631 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6632 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6633 (expand_gimple_stmt): Use make_reg_eh_region_note.
6634 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6635 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6636 or find_exception_handler_labels.
6637 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6638 there is exacly one EH edge. Use can_nonlocal_goto and
6640 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6641 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6642 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6643 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6644 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6645 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6646 * dse.c (scan_insn): Use insn_could_throw_p.
6647 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6648 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6649 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6650 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6651 EXC_PTR_EXPR or FILTER_EXPR.
6652 (tree_expr_nonzero_warnv_p): Likewise.
6653 * function.h: Include vecprim.h, not varray.h
6654 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6655 move ttype_data and ehspec_data members to struct eh_status; change
6656 action_record_data member to a VEC.
6657 * gcse.c (hash_scan_set): Use can_throw_internal.
6658 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6659 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6660 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6661 (block_may_fallthru): Don't handle RESX_EXPR.
6662 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6663 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6664 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6665 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6666 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6667 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6668 (gimple_size): Likewise.
6669 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6670 (gimple_build_resx): Use gimple_build_with_ops.
6671 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6672 (is_gimple_val): Likewise.
6673 (is_gimple_stmt): Remove RESX_EXPR.
6674 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6675 (GIMPLE_RESX): Reorder with other EH constructs.
6676 * gimple.h (struct gimple_statement_eh_mnt): New.
6677 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6678 (gimple_eh_filter_must_not_throw): Remove.
6679 (gimple_eh_filter_set_must_not_throw): Remove.
6680 (gimple_eh_must_not_throw_fndecl): New.
6681 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6682 (is_gimple_resx): New.
6683 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6684 Don't copy EH_FILTER_MUST_NOT_THROW.
6685 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6686 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6687 handle must_not_throw_labels specially.
6688 * ipa-pure-const.c (check_call): Update debug statement for LP.
6689 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6690 * ipa-utils.c (get_base_var): Likewise.
6691 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6692 * lower-subreg.c (move_eh_region_note): Remove.
6693 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6694 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6695 (create_task_copyfn): Likewise.
6696 (maybe_catch_exception): Use gimple_build_eh_filter.
6697 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6698 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6699 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6700 and pass_lower_resx.
6701 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6702 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6703 can_throw_internal, can_nonlocal_goto.
6704 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6705 copy_reg_eh_region_note_forward.
6706 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6707 (emit_output_reload_insns): Likewise.
6708 (copy_eh_notes): Remove.
6709 * rtl.def (RESX): Remove.
6710 * rtl.h: Update declarations.
6711 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6712 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6713 (update_eh_label): Remove.
6714 (cleanup_dead_labels_eh): New.
6715 (cleanup_deal_labels): Use it instead of update_eh_label.
6716 (gimple_merge_blocks): Update landing pad data structure when
6717 removing a landing pad label.
6718 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6719 test; handle GIMPLE_EH_MUST_NOT_THROW.
6720 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6721 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6722 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6723 (verify_stmt): Likewise. Verify landing pads.
6724 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6725 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6726 (struct move_stmt_d): Add eh_map.
6727 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6728 (move_stmt_r): Remap eh region numbers in builtin calls,
6729 resx and eh_dispatch.
6730 (move_block_to_fn): Remove eh_offset parameter. Use
6731 maybe_duplicate_eh_stmt_fn.
6732 (find_outermost_region_in_block): Operate on eh_region pointers
6733 instead of region numbers.
6734 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6735 duplicate_eh_regions.
6736 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6737 test earlier. Disallow EH landing pads.
6738 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6739 * tree-flow.h: Update declarations.
6740 (struct tree_ann_common_d): Replace rn with lp_nr.
6741 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6742 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6743 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6744 resx and eh_dispatch.
6745 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6746 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6747 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6748 from duplicate_eh_regions.
6749 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6750 update RESX; handle EH_DISPATCH.
6751 (expand_call_inline): Set eh_lp_nr, not eh_region.
6752 (maybe_inline_call_in_expr): Likewise.
6753 * tree-inline.h (struct copy_body_data): Replace eh_region with
6754 eh_lp_nr, eh_region_offset with eh_map.
6755 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6756 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6757 * tree-pretty-print.c (dump_generic_node): Don't handle
6758 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6759 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6760 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6761 EXC_PTR_EXPR, FILTER_EXPR.
6762 * tree-ssa-operands.c (get_expr_operands): Likewise.
6763 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6764 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6765 (ao_ref_init_from_vn_reference): Likewise.
6766 * tree-ssa-sink.c (statement_sink_location): Likewise.
6767 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6768 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6769 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6770 EXC_PTR_EXPR, FILTER_EXPR.
6771 (is_exception_related): Remove.
6772 (compute_avail): Don't call it.
6773 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6774 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6775 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6776 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6778 (build_resx): Remove.
6779 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6780 * tree.h: Update declarations.
6781 (EH_FILTER_MUST_NOT_THROW): Remove.
6782 (struct tree_label_decl): Add eh_landing_pad_nr.
6783 (EH_LANDING_PAD_NR): New.
6784 * value-prof.c (gimple_ic): Tidy variable names. Update for
6785 landing pad numbers.
6786 (gimple_stringop_fixed_value): Tidy variable names. Assert
6787 that neither call stmt can throw.
6788 * vecprim.h (uchar): New.
6789 (VEC(uchar,heap), VEC(uchar,gc)): New.
6791 * c-common.c (c_define_builtins): Update call to
6792 build_common_builtin_nodes.
6793 * c-parser.c (c_parse_file): Don't call
6794 default_init_unwind_resume_libfunc.
6796 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6798 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6799 (mips_cprestore_address_p): Likewise.
6800 (mips_save_gp_to_cprestore_slot): Likewise.
6801 (mips_restore_gp): Rename to...
6802 (mips_restore_gp_from_cprestore_slot): ...this.
6803 (mips_must_initialize_gp_p): Declare.
6804 (mips_emit_save_slot_move): Likewise.
6805 (mips_output_load_label): Return nothing.
6806 (mips_eh_uses): Declare.
6807 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6808 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6809 (TARGET_ABSOLUTE_JUMPS): Likewise.
6810 (EH_USES): Likewise.
6811 (FIRST_PSEUDO_REGISTER): Update comment.
6812 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6813 (MIPS_CALL): ...here.
6814 (REGISTER_NAMES): Add $cprestore.
6815 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6816 Add load_label_length, has_inflexible_gp_insn_p,
6817 has_flexible_gp_insn_p, must_initialize_gp_p and
6818 must_restore_gp_when_clobbered_p.
6819 (mips_expand_call): Don't generate split instructions here.
6820 (mips_split_call): Update the call to mips_restore_gp after
6821 the above name change.
6822 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6823 (mips_find_gp_ref): New function.
6824 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6825 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6826 (mips_insn_has_flexible_gp_ref_p): Likewise.
6827 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6828 (mips_function_has_gp_insn): Delete.
6829 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6830 Use the new functions above. Only return INVALID_REGNUM
6831 for TARGET_ABSOLUTE_JUMPS.
6832 (mips_must_initialize_gp_p): New function.
6833 (mips_get_cprestore_base_and_offset): New function, extracted from...
6834 (mips_cprestore_slot): ...here. Take a bool parameter.
6835 (mips_cfun_has_cprestore_slot_p): New function.
6836 (mips_cprestore_address_p): Likewise.
6837 (mips_save_gp_to_cprestore_slot): Likewise.
6838 (mips_restore_gp): Rename to...
6839 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6840 epilogue_completed. Update the call to mips_cprestore_slot.
6841 Test cfun->machine->must_restore_gp_when_clobbered_p.
6842 (mips_direct_save_slot_move_p): New function.
6843 (mips_emit_save_slot_move): Likewise.
6844 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6845 of cfun->machine->global_pointer.
6846 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6847 (mips_save_reg): Use mips_emit_save_slot_move.
6848 (mips_expand_prologue): Set must_initialize_gp_p.
6849 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6850 for all cprestore saves. Emit a use_cprestore instruction after
6851 setting up the cprestore slot.
6852 (mips_restore_reg): Use mips_emit_save_slot_move.
6853 (mips_process_load_label): New function.
6854 (mips_load_label_length): Likewise.
6855 (mips_output_load_label): Don't return asm: output it here instead.
6856 Use mips_process_load_label.
6857 (mips_adjust_insn_length): Adjust the length of branch instructions
6858 that have length MAX_PIC_BRANCH_LENGTH.
6859 (mips_output_conditional_branch): Update the call to
6860 mips_output_load_label. Assume the branch target is OPERANDS[0]
6861 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6862 (mips_output_order_conditional_branch): Swap the meaning of
6863 OPERANDS[0] and OPERANDS[1].
6864 (mips_variable_issue): Don't count ghost instructions.
6865 (mips_expand_ghost_gp_insns): New function.
6866 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6867 (mips_output_mi_thunk): Set must_initialize_gp_p.
6868 (mips_eh_uses): New function.
6869 * config/mips/predicates.md (cprestore_save_slot_operand)
6870 (cprestore_load_slot_operand): New predicates.
6871 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6872 (UNSPEC_MOVE_GP): Likewise.
6873 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6874 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6875 (CPRESTORE_SLOT_REGNUM): New register.
6876 (MAX_PIC_BRANCH_LENGTH): New constant.
6877 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6878 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6879 branches. Fix commentary.
6880 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6881 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6882 Change type to "ghost".
6883 (loadgp_absolute_<mode>): Likewise.
6884 (loadgp_rtp_<mode>): Likewise.
6885 (copygp_mips16): Likewise.
6886 (loadgp_blockage): Remove redundant mode attribute.
6887 (potential_cprestore): New instruction.
6888 (cprestore): Turn into an unspec set.
6889 (use_cprestore): New instruction.
6890 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6891 (*branch_fp_inverted): Likewise.
6892 (*branch_order<mode>): Likewise.
6893 (*branch_order<mode>_inverted): Likewise.
6894 (*branch_equality<mode>): Likewise.
6895 (*branch_equality<mode>_inverted): Likewise.
6896 (*branch_bit<bbv><mode>): Likewise.
6897 (*branch_bit<bbv><mode>_inverted): Likewise.
6898 (*branch_equality<mode>_mips16): Remove redundant mode.
6899 (jump): Turn into a define_expand.
6900 (*jump_absolute): New instruction.
6901 (*jump_pic): Likewise.
6902 (*jump_mips16): Rename previously-unnamed pattern. Remove
6903 redundant mode attribute.
6904 (restore_gp): Split on epilogue_completed rather than
6905 reload_completed. Change type to "ghost".
6906 (move_gp<mode>): New instruction.
6907 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6908 Remove redundant mode attribute.
6909 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6910 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6911 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6913 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6916 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6917 are returned in the same register (vs34 or v2) that Altivec vector
6918 types are returned in.
6919 (rs6000_libcall_value): Ditto.
6922 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6923 instead of explicit addsi3/adddi3 calls.
6924 (rs6000_split_multireg_move): Ditto.
6925 (rs6000_emit_allocate_stack): Ditto.
6926 (rs6000_emit_prologue): Ditto.
6927 (rs6000_output_mi_thunk): Ditto.
6929 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6930 size is 64 bits if we can use 64-bit registers.
6932 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6934 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6937 From Jie Zhang <jie.zhang@analog.com>:
6938 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6939 save FP and RETS with saveall attribute.
6940 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6941 with saveall attribute.
6943 * config/bfin/bfin.c (bfin_expand_builtin,
6944 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6947 From Jie Zhang <jie.zhang@analog.com>:
6948 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6949 before use in two places.
6950 * config/bfin/bfin.md (AREG): Define mode iterator.
6951 (reload_in, reload_out): Use mode iterator AREG.
6953 2009-09-14 Richard Guenther <rguenther@suse.de>
6956 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6957 EH personality path.
6959 2009-09-13 Richard Guenther <rguenther@suse.de>
6960 Rafael Avila de Espindola <espindola@google.com>
6962 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6963 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6964 (LANG_HOOKS_INITIALIZER): Adjust.
6965 (lhd_pass_through_t): Declare.
6966 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6968 * langhooks.c (lhd_pass_through_t): New function.
6969 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6970 dwarf2out_begin_prologue): Use personality from current_function_decl.
6971 * expr.h (get_personality_function): Declare.
6972 * expr.c (get_personality_function): New function.
6973 (build_personality_function): Likewise.
6974 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6975 (eh_personality_libfunc): Remove.
6976 * optabs.c (build_libfunc_function): New function split out from ...
6977 (init_one_libfunc): ... here.
6978 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6979 (tree_function_decl): Add personality.
6980 (lhd_gcc_personality): Declare.
6981 (build_personality_function): Likewise.
6982 * tree.c (gcc_eh_personality_decl): New.
6983 (lhd_gcc_personality): New function.
6984 * except.h (lang_eh_runtime_type): Remove.
6985 (enum eh_personality_kind): New.
6986 (build_personality_function): Declare.
6987 (function_needs_eh_personality): Declare.
6988 * except.c (lang_eh_runtime_type): Remove.
6989 (function_needs_eh_personality): New function.
6990 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6991 (sjlj_emit_function_enter, output_function_exception_table):
6992 Use personality from current_function_decl.
6993 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6994 * tree-inline.c (tree_can_inline_p): Do not inline across different
6996 (expand_call_inline): Likewise. Adjust the callers EH personality.
6997 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6998 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6999 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7000 (c-parser.o): Likewise
7001 * c-tree.h (c_eh_initialized_p): Remove.
7002 (c_maybe_initialize_eh): Likewise.
7003 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7004 (finish_decl): Don't call c_maybe_initialize_eh.
7005 (c_eh_initialized_p): Remove.
7006 (c_maybe_initialize_eh): Likewise.
7007 * c-parser.c (c_parser_omp_construct): Likewise.
7008 (c_parse_file): Initialize exception handling.
7010 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7012 * config.gcc (tm_file): Remove i386/biarch32.h
7013 for i?86-w64-mingw* case.
7014 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7016 * config.host: Set for x64 mingw the option
7017 use_long_long_for_widest_fast_int to yes.
7019 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7021 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7022 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7023 (dbxout_begin_function): Likewise.
7024 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7025 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7026 set on the function.
7027 (final_end_function): Likewise.
7028 (final_scan_insn): Likewise.
7029 (rest_of_handle_final): Likewise.
7030 * varasm.c (assemble_start_function): Likewise.
7031 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7033 2009-09-12 Jason Merrill <jason@redhat.com>
7035 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7036 * opts.c (common_handle_option): constify.
7038 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7040 * doc/install.texi (avr): Remove obsolete reference site.
7042 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7044 * doc/install.texi (Binaries): Adjust AIX link.
7046 2009-09-12 Akim Demaille <demaille@gostai.com>
7048 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7049 Use an imperative sentence.
7051 2009-09-11 Richard Henderson <rth@redhat.com>
7053 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7054 structure-name and has-tree-operands arguments; update all entries.
7055 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7057 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7058 (gsstruct_code_size): New.
7059 (gss_for_code_): New.
7060 (gss_for_code): Remove.
7061 (gimple_size): Rewrite using gsstruct_code_size.
7062 (gimple_statement_structure): Move to gimple.h.
7063 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7064 (gss_for_code, gimple_statement_structure): New.
7065 (gimple_ops): Use new arrays; tidy.
7067 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7069 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7070 operand to be a PLUS expression.
7071 * config/pa/pa.c (pa_secondary_reload): Likewise.
7073 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7075 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7077 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7080 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7082 From Jie Zhang <jie.zhang@analog.com>:
7083 * doc/extend.texi (node Function Attributes): Document l2
7085 (node Blackfin Variable Attributes): Document l2 variable attributes.
7087 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7089 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7090 to match the system compiler's configuration at inflection point.
7091 Add comment to remark a remaining difference with system compiler.
7093 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7094 * configure: Regenerate.
7096 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7098 From Jie Zhang <jie.zhang@analog.com>:
7099 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7100 (bfin_handle_l2_attribute): New.
7101 (bfin_attribute_table): Add l2 attribute.
7103 2009-09-11 Michael Matz <matz@suse.de>
7106 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7107 on the local_decls list.
7109 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7113 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7115 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7116 for VALUEs, to implement the documented interface.
7117 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7118 Adjust for VALUEs and anything else, to implement the
7119 documented interface.
7121 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7123 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7124 with actual SPE/paired vector modes before using 64-bit alignment.
7125 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7127 2009-09-10 DJ Delorie <dj@redhat.com>
7129 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7132 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7133 * config/mep/mep.c (mep_legitimate_constant_p): New.
7134 * config/mep/mep-protos.h: Prototype it.
7136 2009-09-10 Richard Henderson <rth@redhat.com>
7138 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7140 2009-09-10 Jason Merrill <jason@redhat.com>
7142 * tree.c (chain_index): New fn.
7143 * tree.h: Declare it.
7145 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7147 * config/sol2-c.c (cmn_err_length_specs): Initialize
7148 scalar_identity_flag.
7150 2009-09-10 Richard Henderson <rth@redhat.com>
7152 * tree.h (struct tree_decl_common): Move align member earlier;
7153 move label_decl_uid member ...
7154 (struct tree_label_decl): ... here.
7155 (LABEL_DECL_UID): Update to match.
7157 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7160 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7161 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7163 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7164 dest_prev if the edge is complex.
7166 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7168 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7169 loop latch tests earlier.
7171 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7172 before GIMPLE_RETURN, not after its predecessor; insert
7175 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7176 gimple_seq_empty_p to test for no PHI nodes.
7177 * tree-cfg.c (split_critical_edges): Likewise.
7179 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7181 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7183 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7184 introduced by the VTA branch merge.
7186 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7188 * ira-conflicts.c: Use fputs or putc instead of fprintf
7192 * tree-switch-conversion.c: Ditto.
7194 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7196 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7197 introduced by the VTA branch merge.
7199 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7202 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7204 PR rtl-optimization/39779
7205 * expr.c (convert_modes): Return when mode == oldmode after
7206 CONST_INTs are processed.
7208 2009-09-10 Nick Clifton <nickc@redhat.com>
7210 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7211 attribute and referring decl when creating renamed symbol.
7213 2009-09-10 Richard Guenther <rguenther@suse.de>
7216 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7218 (cgraph_finalize_compilation_unit): Compute reachability
7219 before emitting thunks. Properly process aliases before
7220 possibly removing unreachable nodes.
7222 2009-09-10 Richard Guenther <rguenther@suse.de>
7225 * tree.c (struct free_lang_data_d): Add worklist member.
7226 (find_decls_types_r): Push onto the worklist instead of recursing.
7227 Handle TREE_BINFOs properly.
7228 (find_decls_types): New function wrapped around find_decls_types_r
7229 to process the worklist.
7230 (find_decls_types_in_eh_region): Use it.
7231 (find_decls_types_in_node): Likewise.
7232 (find_decls_types_in_var): Likewise.
7233 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7234 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7235 (AGGREGATE_TYPE_P): Adjust.
7237 2009-09-09 Jason Merrill <jason@redhat.com>
7239 * configure.ac: Check glibc version even if we have an in-tree
7242 2009-09-09 Anthony Green <green@moxielogic.com>
7244 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7245 the constant 0 when appropriate.
7246 * config/moxie/constraints.md: Add constraint O.
7248 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7249 to pass up to 6 32-bit argument values in registers.
7250 (moxie_function_arg): Ditto.
7251 (moxie_arg_partial_bytes): Ditto.
7252 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7253 (REG_PARM_STACK_SPACE): Ditto.
7254 (FUNCTION_ARG_REGNO_P): Ditto.
7256 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7257 instruction to allocate stack space.
7259 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7261 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7262 unnecessarily stringent constraints. Fix address
7263 calculation in the splitters.
7265 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7267 PR rtl-optimization/39779
7268 * expr.c (convert_modes): Return when mode == oldmode after
7269 CONST_INTs are processed.
7271 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7274 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7275 (ix86_expand_prologue): Take frame.padding0 into logic of
7277 (ix86_expand_epilogue): Likewise.
7279 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7281 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7283 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7284 * config/t-slibgcc-libgcc: New file.
7285 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7287 2009-09-09 Martin Jambor <mjambor@suse.cz>
7289 PR tree-optimization/41089
7290 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7293 2009-09-09 Richard Henderson <rth@redhat.com>
7295 * gimple.h (CASE_GIMPLE_OMP): New.
7296 (is_gimple_omp): Use it.
7297 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7298 (verify_gimple_debug): Likewise.
7300 2009-09-09 Richard Guenther <rguenther@suse.de>
7302 PR tree-optimization/41101
7303 * tree-ssa-pre.c (maximal_set): Remove.
7304 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7305 Defer all blocks we didn't visit at least one successor.
7306 (add_to_exp_gen): Do not add to the maximal set.
7307 (make_values_for_phi): Likewise.
7308 (compute_avail): Likewise.
7309 (init_pre): Do not allocate the maximal set.
7310 (execute_pre): Do not dump it.
7312 2009-09-09 Martin Jambor <mjambor@suse.cz>
7314 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7315 an SSA_NAME rather than a is_gimple_variable.
7317 2009-09-09 Richard Guenther <rguenther@suse.de>
7320 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7321 code dealing with plain pointer bases.
7322 (maybe_fold_offset_to_reference): Likewise.
7323 (maybe_fold_stmt_addition): Adjust.
7325 2009-09-09 Richard Guenther <rguenther@suse.de>
7327 * tree.c (free_lang_data_in_type): Do not free the type variant
7329 (free_lang_data): Merge char_type_node with its properly signed
7331 (pass_ipa_free): Collect after freeing language specific data.
7333 2009-09-09 Michael Matz <matz@suse.de>
7336 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7337 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7338 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7341 2009-09-08 DJ Delorie <dj@redhat.com>
7343 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7345 2009-09-04 Jason Merrill <jason@redhat.com>
7347 * tree.c (tree_find_value): Remove.
7348 * tree.h: Remove prototype.
7349 * varasm.c (assemble_external): Use value_member instead.
7351 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7353 * toplev.c (process_options): Choose default debugging type when
7354 gtoggle enables debug info and type is unset.
7356 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7360 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7363 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7365 * configure: Rebuilt with modified libtool.m4.
7367 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7372 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7374 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7376 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7377 (remove_statement): Likewise.
7378 (rewrite_use_nonlinear_expr): Adjust.
7379 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7380 * tree-ssa.c (release_defs_bitset): ... this. New.
7381 * tree-flow.h (release_defs_bitset): Declare.
7383 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7386 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7387 in the middle block.
7389 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7391 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7392 via intptr_t to long type.
7393 (insert_operand_rank): Cast long type via intptr_t to
7395 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7397 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7398 from pointer to unsigned via uintptr_t.
7400 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7401 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7403 * configure: Regenerated.
7404 * config.in: Regenerated
7405 * system.h (stdint.h): Add include.
7406 (inttypes.h): Likewise.
7407 * Makefile.in (aclocal): Add config/stdint.m4.
7408 * aclocal.m4: Regenerated.
7410 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7412 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7414 (note_np_check_stores): New function.
7415 (harmless_null_pointer_p): New function.
7416 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7417 changed. Take into account whether we're in the shadow of a condjump
7418 that tested NP_REG for NULL.
7419 Lose all code that tested for SEQUENCEs.
7420 (workaround_speculation): Avoid inserting NOPs for loads that are
7421 either always executed or a NULL pointer.
7423 2009-09-08 Jan Hubicka <jh@suse.cz>
7425 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7426 * params.def (early-inlining-insns): Likewise.
7428 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7430 PR rtl-optimization/41239
7431 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7432 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7434 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7435 across calls, as the calls might not always return normally.
7436 (call_may_noreturn_p): New function.
7437 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7438 (init_deps): Initialize it.
7439 (remove_from_deps): Also remove calls from
7440 last_function_call_may_noreturn list.
7442 2009-09-07 Richard Henderson <rth@redhat.com>
7444 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7445 more VR->OPERANDS than LHS operands. Free LHS before returning.
7447 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7449 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7450 (attr "addrtype"): New member "spreg".
7451 Use it if mem_spfp_address_operand is true for the address.
7452 (attr "type"): New entry "stall".
7453 (cpu_unit "load"): New.
7454 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7456 (insn_reservation "loadsp"): New.
7457 (insn_reservation "load_stall1"): New.
7458 (insn_reservation "load_stall3"): New.
7460 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7461 (mem_p_address_operand): Exclude stack and frame pointer based
7463 (mem_spfp_address_operand): New; match them here.
7464 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7465 (bfin_reorg): Call it if scheduling insns.
7466 (bfin_gen_bundles): Remove dummy insns created by
7467 add_sched_insns_for_speculation.
7469 From Jie Zhang <jie.zhang@analog.com>:
7470 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7471 bfin_si_revision, bfin_workarounds): Move these ...
7472 * config/bfin/bfin.h: ... here.
7474 From Mike Frysinger <michael.frysinger@analog.com>
7475 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7476 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7477 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7478 bf547m, bf548m, and bf549m.
7479 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7480 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7481 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7482 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7483 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7484 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7485 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7486 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7487 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7488 bf542m, bf544m, bf547m, bf548m, and bf549m.
7490 From Jie Zhang <jie.zhang@analog.com>:
7491 * config/bfin/predicates.md (p_register_operand): New predicate.
7492 (dp_register_operand): New predicate.
7493 * config/bfin/bfin-protos.h (WA_05000074): Define.
7494 (ENABLE_WA_05000074): Define.
7495 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7496 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7497 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7498 (define_attr addrtype): Allow load/store register to be P register.
7499 (define_attr storereg): New.
7500 (define_cpu_unit anomaly_05000074): New.
7501 (define_insn_reservation dsp32shiftimm): New.
7502 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7503 (define_insn_reservation loadp): Cannot use slot2.
7504 (define_insn_reservation loadsp): Cannot use slot2.
7505 (define_insn_reservation storep): Cannot use slot2. Does not
7506 apply when working around 05000074.
7507 (define_insn_reservation storep_anomaly_05000074): New.
7508 (define_insn_reservation storei): Does not apply when working
7510 (define_insn_reservation storei_anomaly_05000074): New.
7511 (define_attr length): Add dsp32shiftimm case.
7512 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7513 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7514 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7515 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7516 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7518 2009-09-07 Martin Jambor <mjambor@suse.cz>
7521 * tree-sra.c (create_artificial_child_access): Return NULL if
7522 build_ref_for_offset fails.
7523 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7524 and create_artificial_child_access to fail.
7526 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7529 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7530 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7531 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7533 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7535 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7536 block, ensure it has an exit edge. Emit a barrier after a jump.
7538 2009-09-07 Nick Clifton <nickc@redhat.com>
7540 * gcc.c (this_is_linker_script): New variable. Like
7541 this_is_library_file but for the %T constructor.
7542 (end_going_arg): If this_is_linker_script is set then locate the
7543 script and insert a --script switch before it
7544 (do_spec_2): Initialise this_is_linker_script.
7545 (do_spec_1): Likewise. Handle %T construct.
7546 (eval_spec_function): Preserve this_is_linker_script.
7547 * doc/invoke.texi: Document %T construct in spec files.
7548 * config/m32c/m32c.h (LIB_SPEC): Use it.
7550 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7552 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7553 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7554 when volatile flag is set.
7555 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7557 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7560 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7561 (combine_stack_adjustments_for_block): Allow insns between stack
7562 adjustments and stores with corresponding pre-(dec|inc)rement or
7563 pre-modify operation.
7565 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7568 * combine-stack-adj.c (struct csa_memlist): Rename to...
7569 (struct csa_reflist): ... this. Rename mem field to ref.
7570 (free_csa_memlist): Rename to...
7571 (free_csa_reflist): ... this.
7572 (record_one_stack_memref): Rename to...
7573 (record_one_stack_ref): ... this. Handle also REG_P.
7574 (try_apply_stack_adjustment): Handle also REG_P.
7575 (struct record_stack_memrefs_data): Rename to...
7576 (struct record_stack_refs_data): ... this. Rename memlist field to
7578 (record_stack_memrefs): Rename to...
7579 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7580 subexpressions instead of failing when a MEM contains SP references.
7581 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7582 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7584 2009-09-06 Richard Guenther <rguenther@suse.de>
7587 * tree.c (build_array_type): Do not record types marked
7588 with structural equality in the canonical type hashtable.
7590 2009-09-06 Richard Guenther <rguenther@suse.de>
7593 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7595 2009-09-05 Richard Guenther <rguenther@suse.de>
7598 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7600 2009-09-05 Richard Guenther <rguenther@suse.de>
7603 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7605 2009-09-05 Richard Guenther <rguenther@suse.de>
7608 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7609 before comparing function argument types.
7611 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7614 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7617 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7620 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7622 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7623 locators before emit_insn is called.
7625 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7628 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7629 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7630 (reginfo_init): Don't call allocate_reg_info.
7632 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7635 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7636 NONDEBUG_INSN_P instead of INSN_P.
7638 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7641 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7643 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7646 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7647 pattern of the split.
7649 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7651 * toplev.c (process_options): Move setter of flag_var_tracking
7652 before other tests that depend on it. Move down setter of
7653 flag_rename_registers. Don't enable var-tracking-assignments
7654 by default if selective scheduling is enabled. Warn if both
7657 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7659 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7660 comment. Use switch statement to catch overlaps between rtx
7661 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7662 (IS_DECL_CODE): ... here. Remove.
7663 (check_value_is_not_decl): Remove.
7664 (dv_from_decl, dv_from_value): Check after conversion.
7666 2009-09-04 Richard Guenther <rguenther@suse.de>
7669 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7670 after emitting tunks. Move emitting thunks and ctors from ...
7671 (cgraph_optimize): ... here. Remove redundant
7672 cgraph_analyze_functions.
7673 * varasm.c (find_decl_and_mark_needed): Remove no longer
7675 (finish_aliases_1): Adjust check for thunk aliases.
7677 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7679 * config/arm/arm.md (ctzsi2): Added braces
7680 to avoid warning that broke booststrap.
7682 2009-09-04 Martin Jambor <mjambor@suse.cz>
7684 PR tree-optimization/41112
7685 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7686 handle variable-bounded arrays.
7687 (expr_with_var_bounded_array_refs_p): New function.
7688 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7690 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7692 * config/s390/2097.md: Removed two incorrect bypasses.
7693 (z10_fsimpdf): Fixed latency.
7694 (z10_fhex): New insn_reservation.
7695 (z10_floaddf): Fixed latency.
7696 (z10_floadsf): Fixed latency.
7697 (z10_ftrunctf): Fixed latency.
7698 (z10_ftruncdf): Fixed latency.
7699 * config/s390/s390.c (z10_cost): Fixed values.
7700 (s390_adjust_priority): Added z10 path.
7701 * config/s390/s390.md (type): Added fhex.
7702 (*mov<mode>_64dfp): Updated type attribute.
7703 (*mov<mode>_64): Updated type attribute.
7704 (*mov<mode>_31): Updated type attribute.
7705 (*mov<mode>"): Likewise.
7706 * config/s390/2084.md (x_fsimpdf): Updated condition.
7708 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7710 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7711 RTXs in the predicate for operand 1.
7713 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7715 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7716 (rbitsi2): New insn.
7717 (ctzsi2): New expand.
7718 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7720 2009-09-03 Martin Jambor <mjambor@suse.cz>
7722 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7723 (create_artificial_child_access): Use build_ref_for_offset instead
7724 of duplicate_expr_for_different_base.
7725 (propagate_subacesses_accross_link): Likewise.
7727 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7729 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7731 (mips16e_collect_argument_saves): Skip debug instructions.
7732 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7733 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7734 (r10k_insert_cache_barriers): Likewise.
7735 (mips_reorg_process_insns): Likewise.
7737 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7740 * ira.c (update_equiv_reg): Remove check on class likely spill.
7742 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7745 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7746 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7750 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7751 the stack slot if it is passed by invisible reference.
7752 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7753 by invisible reference.
7755 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7757 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7758 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7759 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7761 * config/bfin/sync.md: New file.
7762 * config/bfin/bfin.md: Include it.
7763 (UNSPEC_ATOMIC): New.
7764 (UNSPEC_ONES): Provide a unique number.
7766 From Jie Zhang <jie.zhang@analog.com>:
7767 * config/bfin/bfin.c (ret_regs): New.
7768 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7769 (must_save_rets_p): New.
7770 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7771 current_function_is_leaf.
7772 (do_link): Likewise.
7773 (do_unlink): Likewise.
7774 (expand_interrupt_handler_prologue): Use ret_regs array.
7775 (expand_interrupt_handler_epilogue): Use ret_regs array and
7776 pass return register to gen_return_internal.
7777 (bfin_expand_epilogue): Pass return register to
7778 gen_return_internal.
7779 (bfin_expand_call): Explicitly clobber RETS.
7780 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7781 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7782 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7783 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7785 (return_internal): Take a reg rtx rather than the register number.
7787 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7789 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7790 when comparing against estimated_loop_iterations_int return.
7792 2009-09-03 Richard Guenther <rguenther@suse.de>
7794 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7795 eh_personality_libfunc.
7797 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7799 * tree-parloops.c (separate_decls_in_region): Add space.
7801 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7803 * tree-parloops.c (separate_decls_in_region): Change the condition
7804 checking if there are reductions in the loop.
7806 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7808 PR tree-optimization/38275
7809 * tree-parloops.c (parallelize_loops): Replace profitability condition
7810 for expected number of iterations.
7812 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7814 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7815 (bootstrap-debug): Explain conditions in which it becomes default.
7816 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7819 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7821 * doc/invoke.texi (Optimize Options): Move
7822 -finline-small-functions to the -O2 list.
7824 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7826 * toplev.c (process_options): Enable var-tracking-assignments
7827 by default if var-tracking is enabled.
7829 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7831 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7833 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7834 * rtl.h (prev_nonnote_insn_bb): Declare it.
7836 2009-09-03 Diego Novillo <dnovillo@google.com>
7838 * cgraph.c (cgraph_node_for_decl): New.
7839 * cgraph.h (cgraph_node_for_decl): Declare.
7840 * tree.c (host_integerp): Return 0 if T is NULL.
7842 2009-09-03 Diego Novillo <dnovillo@google.com>
7844 * tree.h (struct alias_pair): Move from varasm.c.
7845 (alias_pairs): Likewise.
7846 (TYPE_MAXVAL): Define.
7847 (TYPE_MINVAL): Define.
7848 (iterative_hash_host_wide_int): Declare.
7849 (remove_unreachable_alias_pairs): Declare.
7850 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7851 * diagnostic.c (default_diagnostic_starter): Make extern.
7852 (default_diagnostic_finalizer): Make extern.
7853 * diagnostic.h (default_diagnostic_starter): Declare.
7854 (default_diagnostic_finalizer): Declare.
7855 (default_tree_printer): Declare.
7856 * toplev.c (default_tree_printer): Make extern.
7858 2009-09-03 Richard Guenther <rguenther@suse.de>
7859 Diego Novillo <dnovillo@google.com>
7861 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7862 * cgraphunit.c (cgraph_expand_function): Do not emit
7863 associated thunks from here.
7864 (cgraph_emit_thunks): New.
7865 (cgraph_optimize): Call it.
7866 Return if any IPA pass finds an error.
7867 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7870 2009-09-03 Simon Baldwin <simonb@google.com>
7871 Rafael Espindola <espindola@google.com>
7872 Richard Guenther <rguenther@suse.de>
7873 Doug Kwan <dougkwan@google.com>
7874 Diego Novillo <dnovillo@google.com>
7876 * tree.c: Include tree-pass.h, langhooks-def.h,
7877 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7878 (free_lang_data_in_type): New.
7879 (need_assembler_name_p): New.
7880 (free_lang_data_in_block): New.
7881 (free_lang_data_in_decl): New.
7882 (struct free_lang_data_d): New.
7883 (add_tree_to_fld_list): New.
7884 (find_decls_types_r): New.
7885 (get_eh_types_for_runtime): New.
7886 (find_decls_types_in_eh_region): New.
7887 (find_decls_types_in_node): New.
7888 (find_decls_types_in_var): New.
7889 (free_lang_data_in_cgraph): New.
7890 (free_lang_data): New.
7891 (gate_free_lang_data): New.
7892 (pass_ipa_free_lang_data): New.
7894 2009-09-03 Diego Novillo <dnovillo@google.com>
7896 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7897 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7898 (lang_hooks): Remove const qualifier.
7899 * ipa.c (cgraph_remove_unreachable_nodes): Call
7900 remove_unreachable_alias_pairs.
7901 * except.c (add_type_for_runtime): Check if TYPE has
7902 already been converted.
7903 (lookup_type_for_runtime): Likewise.
7904 (check_handled): Handle converted types.
7905 * varasm.c (remove_unreachable_alias_pairs): New.
7906 * gimple.c: Include demangle.h.
7907 (gimple_decl_printable_name): New.
7908 (gimple_fold_obj_type_ref): New.
7909 * gimple.h (gimple_decl_printable_name): Declare.
7910 (gimple_fold_obj_type_ref): Declare.
7911 * passes.c (init_optimization_passes): Add pass
7912 pass_ipa_free_lang_data.
7913 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7914 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7916 2009-09-03 Diego Novillo <dnovillo@google.com>
7918 * c-lang.c (lang_hooks): Remove const qualifier.
7920 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7922 * doc/install.texi (*-*-freebsd*): Update target information.
7924 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7926 * hard-reg-set.h (call_fixed_regs): Remove.
7927 * reginfo.c (call_fixed_regs): Remove.
7928 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7929 (globalize_reg): Don't use call_fixed_regs.
7930 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7933 2009-09-01 Michael Matz <matz@suse.de>
7935 * expr.h (emit_storent_insn, expand_expr_real_1,
7936 expand_expr_real_2): Declare.
7937 * expr.c (emit_storent_insn, expand_expr_real_1,
7938 expand_expr_real_2): Export.
7939 (store_expr): Setting and evaluating dont_return_target is useless.
7940 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7941 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7942 * except.c (expand_resx_expr): Rename to ...
7943 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7944 * except.h (expand_resx_stmt): Declare.
7945 * stmt.c: Add include gimple.h
7946 (expand_asm_expr): Rename to ...
7947 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7948 (expand_case): Rewrite to take gimple statement.
7949 * tree.h (expand_asm_stmt): Declare.
7950 (expand_case): Change prototype.
7951 * Makefile.in (stmt.o): Depend on gimple.h.
7952 * builtins.c (expand_builtin_synchronize): Build gimple asm
7953 statement, not an ASM_EXPR.
7954 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7955 gimple_to_tree, release_stmt_tree): Remove.
7956 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7957 ggc_free, but hold comparison code and operands separately.
7958 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7959 (expand_call_stmt, expand_gimple_stmt_1,
7960 expand_gimple_stmt): New helpers.
7961 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7962 release_stmt_tree. Call expand_gimple_stmt instead.
7963 (expand_gimple_basic_block): Ditto.
7965 * calls.c (emit_call_1): Don't look at EH regions here, make
7966 fntree parameter useless.
7967 (expand_call): New local rettype for TREE_TYPE(exp), use it
7968 throughout. Remove local p, use addr instead.
7969 Don't look at EH regions here.
7971 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7973 * doc/invoke.texi (-fsched-pressure): Document it.
7974 (-fsched-reg-pressure-heuristic): Remove it.
7976 * reload.c (ira.h): Include.
7977 (find_reloads): Add choosing reload on number of small spilled
7980 * haifa-sched.c (ira.h): Include.
7981 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7982 saved_reg_pressure, curr_reg_live, saved_reg_live,
7983 region_ref_regs): New variables.
7984 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7985 initiate_reg_pressure_info, setup_ref_regs,
7986 initiate_bb_reg_pressure_info, save_reg_pressure,
7987 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7989 (setup_insn_reg_pressure_info): New function.
7990 (rank_for_schedule): Add pressure checking and insn issue time.
7991 Remove comparison of insn reg weights.
7992 (ready_sort): Set insn reg pressure info.
7993 (update_register_pressure, setup_insn_max_reg_pressure,
7994 update_reg_and_insn_max_reg_pressure,
7995 sched_setup_bb_reg_pressure_info): New functions.
7996 (schedule_insn): Add code for printing and updating reg pressure info.
7997 (find_set_reg_weight, find_insn_reg_weight): Remove.
7998 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7999 (debug_ready_list): Print reg pressure info.
8000 (schedule_block): Ditto. Check insn issue time.
8001 (sched_init): Set up sched_pressure_p. Allocate and set up some
8002 reg pressure related info.
8003 (sched_finish): Free some reg pressure related info.
8004 (fix_tick_ready): Make insn always ready if pressure_p.
8005 (init_h_i_d): Don't call find_insn_reg_weight.
8006 (haifa_finish_h_i_d): Free insn reg pressure info.
8008 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8009 ira_memory_move_cost, ira_class_hard_regs,
8010 ira_class_hard_regs_num, ira_no_alloc_regs,
8011 ira_available_class_regs, ira_reg_class_cover_size,
8012 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8014 * ira-lives.c (single_reg_class): Check mode to find how many
8015 registers are necessary for operand.
8016 (ira_implicitly_set_insn_hard_regs): New.
8018 * common.opt (fsched-pressure): New options.
8019 (fsched-reg-pressure-heuristic): Remove.
8021 * ira.c (setup_eliminable_regset): Rename to
8022 ira_setup_eliminable_regset. Make it external.
8023 (expand_reg_info): Pass cover class to setup_reg_classes.
8024 (ira): Call resize_reg_info instead of allocate_reg_info.
8026 * sched-deps.c: Include ira.h.
8027 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8028 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8029 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8030 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8031 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8032 mark_insn_reg_store, mark_insn_reg_clobber,
8033 setup_insn_reg_pressure_info): New.
8034 (sched_analyze_1): Update implicit_reg_pending_uses.
8035 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8036 Use them to create dependencies. Set insn reg uses and pressure
8037 info. Process reg_pending_uses in one place.
8038 (free_deps): Free implicit sets.
8039 (remove_from_deps): Remove implicit sets if necessary. Check
8040 implicit sets when clearing reg_last_in_use.
8041 (init_deps_global): Clear implicit_reg_pending_clobbers and
8042 implicit_reg_pending_uses.
8044 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8045 ira_memory_move_cost, ira_class_hard_regs,
8046 ira_class_hard_regs_num, ira_no_alloc_regs,
8047 ira_available_class_regs, ira_reg_class_cover_size,
8048 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8049 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8050 ira_implicitly_set_insn_hard_regs): New prototypes.
8052 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8053 cost_elements_num): New variables.
8054 (allocno_costs, total_costs): Rename to costs and
8055 total_allocno_costs.
8056 (COSTS_OF_ALLOCNO): Rename to COSTS.
8057 (allocno_pref): Rename to pref.
8058 (allocno_pref_buffer): Rename to pref_buffer.
8059 (common_classes): Rename to regno_cover_class.
8061 (record_reg_classes): Set allocno attributes only if allocno_p.
8062 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8063 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8064 and COSTS_OF_ALLOCNO.
8065 (print_costs): Rename to print_allocno_costs.
8066 (print_pseudo_costs): New.
8067 (process_bb_node_for_costs): Split into 2 functions with new
8068 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8069 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8070 new parameter dump_file. Use cost_elements_num instead of
8071 ira_allocnos_num. Make one iteration if preferred classes were
8072 already calculated for scheduler. Make 2 versions of code
8073 depending on allocno_p.
8074 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8075 regno_cover_class and COSTS instead of common_classes and
8077 (init_costs, finish_costs): New.
8078 (ira_costs): Set up allocno_p and cost_elements_num. Call
8079 init_costs and finish_costs.
8080 (ira_set_pseudo_classes): New.
8082 * rtl.h (allocate_reg_info): Remove.
8083 (resize_reg_info): Change return type.
8084 (reg_cover_class): New.
8085 (setup_reg_classes): Add new parameter.
8087 * sched-int.h (struct deps_reg): New member implicit_sets.
8088 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8089 (INCREASE_BITS): New macro.
8090 (struct reg_pressure_data, struct reg_use_data): New.
8091 (struct _haifa_insn_data): Remove reg_weight. Add members
8092 reg_pressure, reg_use_list, reg_set_list, and
8093 reg_pressure_excess_cost_change.
8094 (struct deps): New member implicit_sets.
8095 (pressure_p): New variable.
8096 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8097 (struct reg_pressure_data, struct reg_use_data): New.
8098 (INSN_REG_WEIGHT): Remove.
8099 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8100 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8101 (sched_init_region_reg_pressure_info,
8102 sched_setup_bb_reg_pressure_info): New prototypes.
8104 * reginfo.c (struct reg_pref): New member coverclass.
8105 (reg_cover_class): New function.
8106 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8107 (reg_info_size): New variable.
8108 (allocate_reg_info): Make static. Setup reg_info_size.
8109 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8110 (setup_reg_classes): Add a new parameter. Setup cover class too.
8112 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8115 * sched-rgn.c (deps_join): Set up implicit_sets.
8116 (schedule_region): Set up region and basic blocks pressure
8119 * passes.c (init_optimization_passes): Move
8120 pass_subregs_of_mode_init before pass_sched.
8122 2009-09-02 Martin Jambor <mjambor@suse.cz>
8124 * tree-sra.c (struct access): New field grp_hint.
8125 (dump_access): Dump grp_hint.
8126 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8128 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8129 those which have been specifically read and somehow written to.
8130 (propagate_subacesses_accross_link): Set grp_hint of right child and
8131 also possibly of the left child.
8133 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8135 * tree-object-size.c (addr_object_size): Always use object_size_type
8136 0 or 2 when determining the pointer pointed object size.
8138 2009-09-02 Richard Guenther <rguenther@suse.de>
8141 2009-08-31 Richard Guenther <rguenther@suse.de>
8143 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8144 to query if the memory regions for memmove overlap.
8145 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8146 asserts on pointers, instead deal with odd trees.
8147 (ptr_derefs_may_alias_p): Likewise.
8148 (refs_may_alias_p_1): Constructor bases also never alias.
8150 2009-08-01 Christian Bruel <christian.bruel@st.com>
8153 2009-07-31 Christian Bruel <christian.bruel@st.com>
8154 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8156 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8158 * doc/invoke.texi (-fvar-tracking-assignments): New.
8159 (-fvar-tracking-assignments-toggle): New.
8160 (-fdump-final-insns=file): Mark filename as optional.
8161 (--param min-nondebug-insn-uid): New.
8162 (-gdwarf-@{version}): Mention version 4.
8163 * opts.c (common_handle_option): Accept it.
8164 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8165 * regrename.c (regrename_optimize): Drop last. Don't count debug
8166 insns as uses. Don't reject change because of debug insn.
8167 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8168 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8169 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8170 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8171 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8172 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8173 * doc/gimple.texi (is_gimple_debug): New.
8174 (gimple_debug_bind_p): New.
8175 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8176 * doc/install.texi (bootstrap-debug): More details.
8177 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8178 (bootstrap-debug-lib): More details.
8179 (bootstrap-debug-ckovw): Update.
8180 (bootstrap-time): New.
8181 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8182 (insert_phi_nodes_for): Insert debug stmts.
8183 (rewrite_stmt): Take iterator. Insert debug stmts.
8184 (rewrite_enter_block): Adjust.
8185 (maybe_replace_use_in_debug_stmt): New.
8186 (rewrite_update_stmt): Use it.
8187 (mark_use_interesting): Return early for debug stmts.
8188 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8189 stmts before replacing stmt.
8190 (move_computations_stmt): Likewise.
8191 * ira-conflicts.c (add_copies): Skip debug insns.
8192 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8193 (regstat_bb_compute_ri): Skip debug insns.
8194 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8195 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8196 check_loop_closed_ssa_stmt): Skip debug stmts.
8197 * tree-tailcall.c (find_tail_calls): Likewise.
8198 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8199 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8200 (build_var_debug_value_stat): Declare.
8201 (build_var_debug_value): Define.
8202 (target_for_debug_bind): Declare.
8203 * reload.c (find_equiv_reg): Skip debug insns.
8204 * rtlanal.c (reg_used_between_p): Skip debug insns.
8205 (side_effects_p): Likewise.
8206 (canonicalize_condition): Likewise.
8207 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8208 insns never depend on debug insns.
8209 (create_ddg_dep_no_link): Likewise.
8210 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8211 Don't add inter-loop dependencies for debug insns.
8212 (build_intra_loop_deps): Likewise.
8213 (create_ddg): Count debug insns.
8214 * ddg.h (struct ddg::num_debug): New.
8215 (num_backargs): Pair up with previous int field.
8216 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8217 -fcompare-debug-second.
8218 * final.c (get_attr_length_1): Skip debug insns.
8219 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8220 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8221 (driver_self_specs): Map -fdump-final-insns to
8222 -fdump-final-insns=..
8223 (get_local_tick): New.
8224 (compare_debug_dump_opt_spec_function): Test for . argument and
8225 compute output name. Compute temp output spec without flag name.
8226 Compute -frandom-seed.
8227 (OPT): Undef after use.
8228 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8229 (average_num_loop_insns): Likewise.
8230 * params.h (MIN_NONDEBUG_INSN_UID): New.
8231 * gimple.def (GIMPLE_DEBUG): New.
8232 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8233 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8234 (merge_in_block): Fix whitespace.
8235 * toplev.c (flag_var_tracking): Update comment.
8236 (flag_var_tracking_assignments): New.
8237 (flag_var_tracking_assignments_toggle): New.
8238 (process_options): Don't open final insns dump file if we're not
8239 going to write to it. Compute defaults for var_tracking.
8240 * df-scan.c (df_insn_rescan_debug_internal): New.
8241 (df_uses_record): Handle debug insns.
8242 * haifa-sched.c (ready): Initialize n_debug.
8243 (contributes_to_priority): Skip debug insns.
8244 (dep_list_size): New.
8246 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8247 they're ready. Disregard previous debug insns to make decisions.
8248 (queue_insn): Never queue debug insns.
8249 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8250 (schedule_insn): Don't reject debug insns because of issue rate.
8251 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8252 (queue_to_ready): Skip and discount debug insns.
8253 (choose_ready): Let debug insns through.
8254 (schedule_block): Check boundary debug insns. Discount debug
8255 insns, schedule them early. Adjust whitespace.
8256 (set_priorities): Check for boundary debug insns.
8257 (add_jump_dependencies): Use dep_list_size.
8258 (prev_non_location_insn): New.
8259 (check_cfg): Use it.
8260 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8262 (remove_unused_ivs): Reset debug stmts.
8263 * modulo-sched.c (const_iteration_count): Skip debug insns.
8264 (res_MII): Discount debug insns.
8265 (loop_single_full_bb_p): Skip debug insns.
8266 (sms_schedule): Likewise.
8267 (sms_schedule_by_order): Likewise.
8268 (ps_has_conflicts): Likewise.
8269 * caller-save.c (refmarker_fn): New.
8270 (save_call_clobbered_regs): Replace regs with saved mem in
8272 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8273 Call refmarker_fn mark for hardregnos.
8274 (mark_reg_as_referenced): New.
8275 (replace_reg_with_saved_mem): New.
8276 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8277 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8279 (cse_extended_basic_block): Skip debug insns.
8280 (count_reg_usage): Likewise.
8281 (is_dead_reg): New, split out of...
8282 (set_live_p): ... here.
8283 (insn_live_p): Use it for debug insns.
8284 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8285 (execute_optimize_stdarg): Likewise.
8286 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8287 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8288 changes in debug stmts as changes.
8289 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8290 (moveup_expr): Don't move across debug insns. Don't move
8291 debug insn if it would create a bookkeeping block.
8292 (moveup_expr_cached): Don't use cache for debug insns that
8293 are heads of blocks.
8294 (compute_av_set_inside_bb): Skip debug insns.
8295 (sel_rank_for_schedule): Schedule debug insns first. Remove
8297 (block_valid_for_bookkeeping_p); Support lax searches.
8298 (create_block_for_bookkeeping): Adjust block numbers when
8299 encountering debug-only blocks.
8300 (find_place_for_bookkeeping): Deal with debug-only blocks.
8301 (generate_bookkeeping_insn): Accept no place to insert.
8302 (remove_temp_moveop_nops): New argument full_tidying.
8303 (prepare_place_to_insert): Deal with debug insns.
8304 (advance_state_on_fence): Debug insns don't start cycles.
8305 (update_boundaries): Take fence as argument. Deal with
8307 (schedule_expr_on_boundary): No full_tidying on debug insns.
8308 (fill_insns): Deal with debug insns.
8309 (track_scheduled_insns_and_blocks): Don't count debug insns.
8310 (need_nop_to_preserve_insn_bb): New, split out of...
8311 (remove_insn_from_stream): ... this.
8312 (fur_orig_expr_not_found): Skip debug insns.
8313 * rtl.def (VALUE): Move up.
8315 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8316 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8317 Set it if debug stmts are found.
8318 (statement_sink_location): Skip debug stmts. Propagate
8319 moving defs into debug stmts.
8320 * ifcvt.c (first_active_insn): Skip debug insns.
8321 (last_active_insns): Likewise.
8322 (cond_exec_process_insns): Likewise.
8323 (noce_process_if_block): Likewise.
8324 (check_cond_move_block): Likewise.
8325 (cond_move_convert_if_block): Likewise.
8326 (block_jumps_and_fallthru_p): Likewise.
8327 (dead_or_predicable): Likewise.
8328 * dwarf2out.c (debug_str_hash_forced): New.
8329 (find_AT_string): Add comment.
8330 (gen_label_for_indirect_string): New.
8331 (get_debug_string_label): New.
8332 (AT_string_form): Use it.
8333 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8334 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8335 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8336 several operations that cannot be represented with DWARF opcodes.
8337 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8338 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8339 (dwarf2out_var_location): Take during-call mark into account.
8340 (output_indirect_string): Update comment. Output if there are
8341 label and references.
8342 (prune_indirect_string): New.
8343 (prune_unused_types): Call it if debug_str_hash_forced.
8344 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8345 (dw_long_long_const): Remove.
8346 (struct dw_val_struct): Change val_long_long type to rtx.
8347 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8348 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8349 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8350 component instead of HOST_BITS_PER_LONG.
8351 (output_loc_operands): Likewise. For const8* assert
8352 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8353 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8354 rather than HOST_BITS_PER_LONG is >= 64.
8355 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8357 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8358 HOST_BITS_PER_LONG for dw_val_class_long_long.
8359 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8360 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8361 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8363 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8364 Handle DW_OP_implicit_value.
8365 (extract_int): Move prototype earlier.
8366 (mem_loc_descriptor): For SUBREG punt if inner
8367 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8368 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8369 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8370 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8371 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8372 instead of Pmode size.
8373 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8374 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8375 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8376 (concat_loc_descriptor, concatn_loc_descriptor,
8377 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8378 (add_location_or_const_value_attribute): Likewise. For single
8379 location loc_lists attempt to use add_const_value_attribute
8380 for constant decls. Add DW_AT_const_value even if
8381 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8383 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8384 (control_flow_insn_p): Likewise.
8385 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8386 (separate_decls_in_region_debug_bind): New.
8387 (separate_decls_in_region): Process debug bind stmts afterwards.
8388 * recog.c (verify_changes): Handle debug insns.
8389 (extract_insn): Likewise.
8390 (peephole2_optimize): Skip debug insns.
8391 * dse.c (scan_insn): Skip debug insns.
8392 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8394 (setup_id_for_insn): Handle debug insns.
8395 (maybe_tidy_empty_bb): Adjust whitespace.
8396 (tidy_control_flow): Skip debug insns.
8397 (sel_remove_insn): Adjust for debug insns.
8398 (sel_estimate_number_of_insns): Skip debug insns.
8399 (create_insn_rtx_from_pattern): Handle debug insns.
8400 (create_copy_of_insn_rtx): Likewise.
8401 * sel-sched-.h (sel_bb_end): Declare.
8402 (sel_bb_empty_or_nop_p): New.
8403 (get_all_loop_exits): Use it.
8404 (_eligible_successor_edge_p): Likewise.
8405 (return_nop_to_pool): Adjust.
8406 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8407 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8408 * gimple-pretty-print.c (dump_gimple_debug): New.
8409 (dump_gimple_stmt): Use it.
8410 (dump_bb_header): Skip gimple debug stmts.
8411 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8412 (fixup_match_2): Likewise.
8413 (regmove_backward_pass): Likewise. Simplify combined
8414 replacement. Handle debug insns.
8415 * function.c (instantiate_virtual_regs): Handle debug insns.
8416 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8417 * print-rtl.h: Include cselib.h.
8418 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8419 * df.h (df_inns_rescan_debug_internal): Declare.
8420 * gcse.c (alloc_hash_table): Estimate n_insns.
8421 (cprop_insn): Don't regard debug insns as changes.
8422 (bypass_conditional_jumps): Skip debug insns.
8423 (one_pre_gcse_pass): Adjust.
8424 (one_code_hoisting_pass): Likewise.
8425 (compute_ld_motion_mems): Skip debug insns.
8426 (one_cprop_pass): Adjust.
8427 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8428 (if_convertible_stmt_p): Handle debug stmts.
8429 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8430 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8431 * ira-build.c (create_bb_allocnos): Skip debug insns.
8432 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8433 (has_single_use): Likewise.
8434 (single_imm_use): Likewise.
8435 (num_imm_uses): Likewise.
8436 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8437 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8438 (create_outofssa_var_map): Likewise.
8439 * lower-subreg.c (adjust_decomposed_uses): New.
8440 (resolve_debug): New.
8441 (decompose_multiword_subregs): Use it.
8442 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8443 * emit-rtl.c: Include params.h.
8444 (cur_debug_insn_uid): Define.
8445 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8446 (copy_rtx_if_shared_1): Handle debug insns.
8447 (reset_used_flags): Likewise.
8448 (set_used_flags): LIkewise.
8449 (get_max_insn_count): New.
8450 (next_nondebug_insn): New.
8451 (prev_nondebug_insn): New.
8452 (make_debug_insn_raw): New.
8453 (emit_insn_before_noloc): Handle debug insns.
8454 (emit_jump_insn_before_noloc): Likewise.
8455 (emit_call_insn_before_noloc): Likewise.
8456 (emit_debug_insn_before_noloc): New.
8457 (emit_insn_after_noloc): Handle debug insns.
8458 (emit_jump_insn_after_noloc): Likewise.
8459 (emit_call_insn_after_noloc): Likewise.
8460 (emit_debug_insn_after_noloc): Likewise.
8461 (emit_insn_after): Take loc from earlier non-debug insn.
8462 (emit_jump_insn_after): Likewise.
8463 (emit_call_insn_after): Likewise.
8464 (emit_debug_insn_after_setloc): New.
8465 (emit_debug_insn_after): New.
8466 (emit_insn_before): Take loc from later non-debug insn.
8467 (emit_jump_insn_before): Likewise.
8468 (emit_call_insn_before): Likewise.
8469 (emit_debug_insn_before_setloc): New.
8470 (emit_debug_insn_before): New.
8471 (emit_insn): Handle debug insns.
8472 (emit_debug_insn): New.
8473 (emit_jump_insn): Handle debug insns.
8474 (emit_call_insn): Likewise.
8476 (init_emit): Take min-nondebug-insn-uid into account.
8477 Initialize cur_debug_insn_uid.
8478 (emit_copy_of_insn_after): Handle debug insns.
8479 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8480 location of single rhs in place.
8481 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8482 (floor_sdiv_adjust): New.
8483 (cell_sdiv_adjust): New.
8484 (cell_udiv_adjust): New.
8485 (round_sdiv_adjust): New.
8486 (round_udiv_adjust): New.
8487 (wrap_constant): Moved from cselib.
8488 (unwrap_constant): New.
8489 (expand_debug_expr): New.
8490 (expand_debug_locations): New.
8491 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8493 (gimple_expand_cfg): Expand debug locations.
8494 * cselib.c: Include tree-pass.h.
8495 (struct expand_value_data): New.
8496 (cselib_record_sets_hook): New.
8497 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8498 (cselib_clear_table): Move, and implemnet in terms of...
8499 (cselib_reset_table_with_next_value): ... this.
8500 (cselib_get_next_unknown_value): New.
8501 (discard_useless_locs): Don't discard preserved values.
8502 (cselib_preserve_value): New.
8503 (cselib_preserved_value_p): New.
8504 (cselib_preserve_definitely): New.
8505 (cselib_clear_preserve): New.
8506 (cselib_preserve_only_values): New.
8507 (new_cselib_val): Take rtx argument. Dump it in details.
8508 (cselib_lookup_mem): Adjust.
8509 (expand_loc): Take regs_active in struct. Adjust. Silence
8510 dumps unless details are requested.
8511 (cselib_expand_value_rtx_cb): New.
8512 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8513 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8514 without details. Copy more subregs. Try to resolve values
8515 using a callback. Wrap constants.
8516 (cselib_subst_to_values): Adjust.
8517 (cselib_log_lookup): New.
8518 (cselib_lookup): Call it.
8519 (cselib_invalidate_regno): Don't count preserved values as useless.
8520 (cselib_invalidate_mem): Likewise.
8521 (cselib_record_set): Likewise.
8522 (struct set): Renamed to cselib_set, moved to cselib.h.
8523 (cselib_record_sets): Adjust. Call hook.
8524 (cselib_process_insn): Reset table when it would be cleared.
8525 (dump_cselib_val): New.
8526 (dump_cselib_table): New.
8527 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8528 (remove_forwarder_block): Support moving debug stmts.
8529 * cselib.h (cselib_record_sets_hook): Declare.
8530 (cselib_expand_callback): New type.
8531 (cselib_expand_value_rtx_cb): Declare.
8532 (cselib_reset_table_with_next_value): Declare.
8533 (cselib_get_next_unknown_value): Declare.
8534 (cselib_preserve_value): Declare.
8535 (cselib_preserved_value_p): Declare.
8536 (cselib_preserve_only_values): Declare.
8537 (dump_cselib_table): Declare.
8538 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8539 (try_crossjump_to_edge): Likewise.
8540 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8541 dominated blocks when debug stmts are present.
8542 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8543 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8544 (set_var_live_on_entry): Likewise.
8545 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8546 * cfglayout.c (curr_location, last_location): Make static.
8547 (set_curr_insn_source_location): Don't avoid bouncing.
8548 (get_curr_insn_source_location): New.
8549 (get_curr_insn_block): New.
8550 (duplicate_insn_chain): Handle debug insns.
8551 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8553 * common.opt (fcompare-debug): Move to sort order.
8554 (fdump-unnumbered-links): Likewise.
8555 (fvar-tracking-assignments): New.
8556 (fvar-tracking-assignments-toggle): New.
8557 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8558 because of debug stmts.
8559 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8560 (eliminate_unnecessary_stmts): Walk dominated blocks before
8562 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8563 * ira.c (memref_used_between_p): Skip debug insns.
8564 (update_equiv_regs): Likewise.
8565 * sched-deps.c (sd_lists_size): Accept empty list.
8566 (sd_init_insn): Mark debug insns.
8567 (sd_finish_insn): Unmark them.
8568 (sd_add_dep): Reject non-debug deps on debug insns.
8569 (fixup_sched_groups): Give debug insns group treatment.
8571 (sched_analyze_reg): Don't mark debug insns for sched before call.
8572 (sched_analyze_2): Handle debug insns.
8573 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8575 (deps_analyze_insn): Handle debug insns.
8576 (deps_start_bb): Skip debug insns.
8577 (init_deps): Initialize last_debug_insn.
8578 * tree-ssa.c (target_for_debug_bind): New.
8579 (find_released_ssa_name): New.
8580 (propagate_var_def_into_debug_stmts): New.
8581 (propagate_defs_into_debug_stmts): New.
8582 (verify_ssa): Skip debug bind stmts without values.
8583 (warn_uninialized_vars): Skip debug stmts.
8584 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8585 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8586 (rtx_equal_p): Likewise.
8587 * ira-costs.c (scan_one_insn): Skip debug insns.
8588 (process_bb_node_for_hard_reg_moves): Likewise.
8589 * rtl.h (DEBUG_INSN_P): New.
8590 (NONDEBUG_INSN_P): New.
8591 (MAY_HAVE_DEBUG_INSNS): New.
8592 (INSN_P): Accept debug insns.
8593 (RTX_FRAME_RELATED_P): Likewise.
8594 (INSN_DELETED_P): Likewise
8595 (PAT_VAR_LOCATION_DECL): New.
8596 (PAT_VAR_LOCATION_LOC): New.
8597 (PAT_VAR_OCATION_STATUS): New.
8598 (NOTE_VAR_LOCATION_DECL): Reimplement.
8599 (NOTE_VAR_LOCATION_LOC): Likewise.
8600 (NOTE_VAR_LOCATION_STATUS): Likewise.
8601 (INSN_VAR_LOCATION): New.
8602 (INSN_VAR_LOCATION_DECL): New.
8603 (INSN_VAR_LOCATION_LOC): New.
8604 (INSN_VAR_LOCATION_STATUS): New.
8605 (gen_rtx_UNKNOWN_VAR_LOC): New.
8606 (VAR_LOC_UNKNOWN_P): New.
8607 (NOTE_DURING_CALL_P): New.
8608 (SCHED_GROUP_P): Accept debug insns.
8609 (emit_debug_insn_before): Declare.
8610 (emit_debug_insn_before_noloc): Declare.
8611 (emit_debug_insn_beore_setloc): Declare.
8612 (emit_debug_insn_after): Declare.
8613 (emit_debug_insn_after_noloc): Declare.
8614 (emit_debug_insn_after_setloc): Declare.
8615 (emit_debug_insn): Declare.
8616 (make_debug_insn_raw): Declare.
8617 (prev_nondebug_insn): Declare.
8618 (next_nondebug_insn): Declare.
8619 (delegitimize_mem_from_attrs): Declare.
8620 (get_max_insn_count): Declare.
8621 (wrap_constant): Declare.
8622 (unwrap_constant): Declare.
8623 (get_curr_insn_source_location): Declare.
8624 (get_curr_insn_block): Declare.
8625 * tree-inline.c (insert_debug_decl_map): New.
8626 (processing_debug_stmt): New.
8627 (remap_decl): Don't create new mappings in debug stmts.
8628 (remap_gimple_op_r): Don't add references in debug stmts.
8629 (copy_tree_body_r): Likewise.
8630 (remap_gimple_stmt): Handle debug bind stmts.
8631 (copy_bb): Skip debug stmts.
8632 (copy_edges_for_bb): Likewise.
8633 (copy_debug_stmt): New.
8634 (copy_debug_stmts): New.
8635 (copy_body): Copy debug stmts at the end.
8636 (insert_init_debug_bind): New.
8637 (insert_init_stmt): Take id. Skip and emit debug stmts.
8638 (setup_one_parameter): Remap variable earlier, register debug mapping.
8639 (estimate_num_insns): Skip debug stmts.
8640 (expand_call_inline): Preserve debug_map.
8641 (optimize_inline_calls): Check for no debug_stmts left-overs.
8642 (unsave_expr_now): Preserve debug_map.
8643 (copy_gimple_seq_and_replace_locals): Likewise.
8644 (tree_function_versioning): Check for no debug_stmts left-overs.
8645 Init and destroy debug_map as needed. Split edges unconditionally.
8646 (build_duplicate_type): Init and destroy debug_map as needed.
8647 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8648 (struct copy_body_data): Add debug_stmts and debug_map.
8649 * sched-int.h (struct ready_list): Add n_debug.
8650 (struct deps): Add last_debug_insn.
8651 (DEBUG_INSN_SCHED_P): New.
8652 (BOUNDARY_DEBUG_INSN_P): New.
8653 (SCHEDULE_DEBUG_INSN_P): New.
8654 (sd_iterator_cond): Accept empty list.
8655 * combine.c (create_log_links): Skip debug insns.
8656 (combine_instructions): Likewise.
8657 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8658 return value is always unshared.
8659 (struct rtx_subst_pair): New.
8660 (auto_adjust_pair): New.
8661 (propagate_for_debug_subst): New.
8662 (propagate_for_debug): New.
8663 (try_combine): Skip debug insns. Propagate removed defs into
8665 (next_nonnote_nondebug_insn): New.
8666 (distribute_notes): Use it. Skip debug insns.
8667 (distribute_links): Skip debug insns.
8668 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8669 * resource.c (mark_target_live_regs): Likewise.
8670 * var-tracking.c: Include cselib.h and target.h.
8671 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8673 (micro_operation_type_name): New.
8674 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8675 (struct micro_operation_def): Update comments.
8676 (decl_or_value): New type. Use instead of decls.
8677 (struct emit_note_data_def): Add vars.
8678 (struct attrs_def): Use decl_or_value.
8679 (struct variable_tracking_info_def): Add permp, flooded.
8680 (struct location_chain_def): Update comment.
8681 (struct variable_part_def): Use decl_or_value.
8682 (struct variable_def): Make var_part a variable length array.
8684 (scratch_regs): New.
8685 (cselib_hook_called): New.
8686 (dv_is_decl_p): New.
8687 (dv_is_value_p): New.
8690 (dv_as_opaque): New.
8691 (dv_onepart_p): New.
8693 (IS_DECL_CODE): New.
8694 (check_value_is_not_decl): New.
8695 (dv_from_decl): New.
8696 (dv_from_value): New.
8697 (dv_htab_hash): New.
8698 (variable_htab_hash): Use it.
8699 (variable_htab_eq): Support values.
8700 (variable_htab_free): Free from the right pool.
8701 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8702 (attrs_list_union): Adjust.
8703 (attrs_list_mpdv_union): New.
8704 (tie_break_pointers): New.
8705 (canon_value_cmp): New.
8706 (unshare_variable): Return possibly-modified slot.
8707 (vars_copy_1): Adjust.
8708 (var_reg_decl_set): Adjust. Split out of...
8709 (var_reg_set): ... this.
8710 (get_init_value): Adjust.
8711 (var_reg_delete_and_set): Adjust.
8712 (var_reg_delete): Adjust.
8713 (var_regno_delete): Adjust.
8714 (var_mem_decl_set): Split out of...
8715 (var_mem_set): ... this.
8716 (var_mem_delete_and_set): Adjust.
8717 (var_mem_delete): Adjust.
8721 (variable_union): Adjust. Speed up merge of 1-part vars.
8722 (variable_canonicalize): Use unshared slot.
8723 (VALUED_RECURSED_INTO): New.
8724 (find_loc_in_1pdv): New.
8725 (struct dfset_merge): New.
8726 (insert_into_intersection): New.
8727 (intersect_loc_chains): New.
8729 (canonicalize_loc_order_check): New.
8730 (canonicalize_values_mark): New.
8731 (canonicalize_values_star): New.
8732 (variable_merge_over_cur): New.
8733 (variable_merge_over_src): New.
8734 (dataflow_set_merge): New.
8735 (dataflow_set_equiv_regs): New.
8736 (remove_duplicate_values): New.
8737 (struct dfset_post_merge): New.
8738 (variable_post_merge_new_vals): New.
8739 (variable_post_merge_perm_vals): New.
8740 (dataflow_post_merge_adjust): New.
8741 (find_mem_expr_in_1pdv): New.
8742 (dataflow_set_preserve_mem_locs): New.
8743 (dataflow_set_remove_mem_locs): New.
8744 (dataflow_set_clear_at_call): New.
8745 (onepart_variable_different_p): New.
8746 (variable_different_p): Use it.
8747 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8748 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8750 (track_loc_p): Pass it true.
8751 (struct count_use_info): New.
8752 (find_use_val): New.
8753 (replace_expr_with_values): New.
8755 (use_type): New, partially split out of...
8756 (count_uses): ... this. Count new micro-ops.
8757 (count_uses_1): Adjust.
8758 (count_stores): Adjust.
8759 (count_with_sets): New.
8760 (VAL_NEEDS_RESOLUTION): New.
8761 (VAL_HOLDS_TRACK_EXPR): New.
8762 (VAL_EXPR_IS_COPIED): New.
8763 (VAL_EXPR_IS_CLOBBERED): New.
8764 (add_uses): Adjust. Generate new micro-ops.
8765 (add_uses_1): Adjust.
8766 (add_stores): Generate new micro-ops.
8767 (add_with_sets): New.
8768 (find_src_status): Adjust.
8769 (find_src_set_src): Adjust.
8770 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8771 Handle new micro-ops. Canonicalize value equivalances.
8772 (vt_find_locations): Compute total size of hash tables for
8773 dumping. Perform merge for var-tracking-assignments. Don't
8774 disregard single-block loops.
8775 (dump_attrs_list): Handle decl_or_value.
8776 (dump_variable): Take variable. Deal with decl_or_value.
8777 (dump_variable_slot): New.
8778 (dump_vars): Use it.
8779 (dump_dataflow_sets): Adjust.
8780 (set_slot_part): New, extended to support one-part variables
8781 after splitting out of...
8782 (set_variable_part): ... this.
8783 (clobber_slot_part): New, split out of...
8784 (clobber_variable_part): ... this.
8785 (delete_slot_part): New, split out of...
8786 (delete_variable_part): .... this.
8787 (check_wrap_constant): New.
8788 (vt_expand_loc_callback): New.
8789 (vt_expand_loc): New.
8790 (emit_note_insn_var_location): Adjust. Handle values. Handle
8791 EMIT_NOTE_AFTER_CALL_INSN.
8792 (emit_notes_for_differences_1): Adjust. Handle values.
8793 (emit_notes_for_differences_2): Likewise.
8794 (emit_notes_for_differences): Adjust.
8795 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8796 Adjust. Handle new micro-ops.
8797 (vt_add_function_parameters): Adjust. Create and bind values.
8798 (vt_initialize): Adjust. Initialize scratch_regs and
8799 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8800 operations. Move some code to count_with_sets and add_with_sets.
8801 (delete_debug_insns): New.
8802 (vt_debug_insns_local): New.
8803 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8805 (var_tracking_main): If var-tracking-assignments is enabled
8806 but var-tracking isn't, delete debug insns and leave. Likewise
8807 if we exceed limits or fail the stack adjustments tests, and
8808 after all var-tracking processing.
8809 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8810 (dataflow_set): Add traversed_vars.
8811 (value_chain, const_value_chain): New typedefs.
8812 (value_chain_pool, value_chains): New variables.
8813 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8814 add_value_chains, add_cselib_value_chains, remove_value_chain,
8815 remove_value_chains, remove_cselib_value_chains): New functions.
8816 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8817 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8819 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8820 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8821 (dst_can_be_shared): New variable.
8822 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8823 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8824 different from set->vars, look up slot again instead of using the
8826 (dataflow_set_init): Initialize traversed_vars.
8827 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8828 lookup if set->vars is shared. Don't keep slot cleared before
8829 calling unshare_variable. Unshare set->vars if needed. Adjust
8830 unshare_variable callers. Clear dst_can_be_shared if needed.
8831 Even ->refcount == 1 vars must be unshared if set->vars is shared
8832 and var needs to be modified.
8833 (dataflow_set_union): Set traversed_vars during canonicalization.
8834 (VALUE_CHANGED, DECL_CHANGED): Define.
8835 (set_dv_changed, dv_changed_p): New static inlines.
8836 (track_expr_p): Clear DECL_CHANGED.
8837 (dump_dataflow_sets): Set it.
8838 (variable_was_changed): Call set_dv_changed.
8839 (emit_note_insn_var_location): Likewise.
8840 (changed_variables_stack): New variable.
8841 (check_changed_vars_1, check_changed_vars_2): New functions.
8842 (emit_notes_for_changes): Do nothing if changed_variables is
8843 empty. Traverse changed_variables with check_changed_vars_1,
8844 call check_changed_vars_2 on each changed_variables_stack entry.
8845 (emit_notes_in_bb): Add SET argument. Just clear it at the
8846 beginning, use it instead of local &set, don't destroy it at the end.
8847 (vt_emit_notes): Call dataflow_set_clear early on all
8848 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8849 computed set, dataflow_set_clear also VTI(bb)->in when we are
8850 done with the basic block. Initialize changed_variables_stack,
8851 free it afterwards. If ENABLE_CHECKING verify that after noting
8852 differences to an empty set value_chains hash table is empty.
8853 (vt_initialize): Initialize value_chains and value_chain_pool.
8854 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8855 (variable_tracking_main): Call dump_dataflow_sets before calling
8856 vt_emit_notes, not after it.
8857 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8858 (propagate_var_def_into_debug_stmts): Declare.
8859 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8860 (df_set_note): Reject debug insns.
8861 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8862 add notes to debug insns.
8863 (df_note_bb_compute): Adjust. Likewise.
8864 (df_simulate_uses): Skip debug insns.
8865 (df_simulate_initialize_backwards): Likewise.
8866 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8867 (subst_stack_regs_pat): Reject debug insns.
8868 (convert_regs_1): Handle debug insns.
8869 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8870 (print-rtl.o): Depend on cselib.h.
8871 (cselib.o): Depend on TREE_PASS_H.
8872 (var-tracking.o): Depend on cselib.h and TARGET_H.
8873 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8874 (init_ready_list): Skip boundary debug insns.
8875 (add_branch_dependences): Skip debug insns.
8876 (free_block_dependencies): Check for blocks with only debug insns.
8877 (compute_priorities): Likewise.
8878 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8879 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8881 (gimple_build_debug_bind_stat): New.
8882 (empty_body_p): Skip debug stmts.
8883 (gimple_has_side_effects): Likewise.
8884 (gimple_rhs_has_side_effects): Likewise.
8885 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8886 (gimple_build_debug_bind_stat): Declare.
8887 (gimple_build_debug_bind): Define.
8888 (is_gimple_debug): New.
8889 (gimple_debug_bind_p): New.
8890 (gimple_debug_bind_get_var): New.
8891 (gimple_debug_bind_get_value): New.
8892 (gimple_debug_bind_get_value_ptr): New.
8893 (gimple_debug_bind_set_var): New.
8894 (gimple_debug_bind_set_value): New.
8895 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8896 (gimple_debug_bind_reset_value): New.
8897 (gimple_debug_bind_has_value_p): New.
8898 (gsi_next_nondebug): New.
8899 (gsi_prev_nondebug): New.
8900 (gsi_start_nondebug_bb): New.
8901 (gsi_last_nondebug_bb): New.
8902 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8903 (print_insn): Handle DEBUG_INSN.
8904 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8905 of first insn prevail.
8906 (first_stmt): Skip debug stmts.
8907 (first_non_label_stmt): Likewise.
8908 (last_stmt): Likewise.
8909 (has_zero_uses_1): New.
8910 (single_imm_use_1): New.
8911 (verify_gimple_debug): New.
8912 (verify_types_in_gimple_stmt): Handle debug stmts.
8913 (verify_stmt): Likewise.
8914 (debug_loop_num): Skip debug stmts.
8915 (remove_edge_and_dominated_blocks): Remove dominators last.
8916 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8917 (linearize_expr): Likewise.
8918 * config/i386/i386.c (ix86_delegitimize_address): Call
8919 default implementation.
8920 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8921 (group_barrier_needed): Skip debug insns.
8922 (emit_insn_group_barriers): Likewise.
8923 (emit_all_insn_group_barriers): Likewise.
8924 (ia64_variable_issue): Handle debug insns.
8925 (ia64_dfa_new_cycle): Likewise.
8926 (final_emit_insn_group_barriers): Skip debug insns.
8927 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8928 def cfa without frame.
8929 (process_set): Likewise.
8930 (process_for_unwind_directive): Pass frame on.
8931 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8932 (rs6000_delegitimize_address): New.
8933 (rs6000_debug_adjust_cost): Handle debug insns.
8934 (is_microcoded_insn): Likewise.
8935 (is_cracked_insn): Likewise.
8936 (is_nonpipeline_insn): Likewise.
8937 (insn_must_be_first_in_group): Likewise.
8938 (insn_must_be_last_in_group): Likewise.
8939 (force_new_group): Likewise.
8940 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8941 contains only debug insns.
8942 (rtl_merge_blocks): Skip debug insns.
8943 (purge_dead_edges): Likewise.
8944 (rtl_block_ends_with_call_p): Skip debug insns.
8945 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8946 (mark_reg_dependencies): Skip debug insns.
8947 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8948 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8949 * tree-ssa-threadedge.c
8950 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8951 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8952 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8953 (copyprop_hardreg_forward_1): Handle debug insns.
8954 * reload1.c (reload): Skip debug insns. Replace unassigned
8955 pseudos in debug insns with their equivalences.
8956 (eliminate_regs_in_insn): Skip debug insns.
8957 (emit_input_reload_insns): Skip debug insns at first, adjust
8959 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8960 (get_indirect_ref_operands): Pass opf_no_vops on.
8961 (get_expr_operands): Likewise. Skip debug stmts.
8962 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8964 2009-09-01 Richard Henderson <rth@redhat.com>
8966 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8967 stmt_ends_pp_p statements at least once.
8968 * tree-vrp.c (vrp_initialize): Likewise.
8969 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8971 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8974 Fix AIX bootstrap after PR debug/30161
8975 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8976 that is a GNU extension.
8977 (tmpl_value_parm_die_table): Move the definition of this global
8978 outside #ifdef DWARF2_DEBUGGING_INFO region.
8980 2009-09-01 Richard Guenther <rguenther@suse.de>
8982 * tree.c (tree_expr_size): New function.
8983 * tree.h (tree_expr_size): Declare.
8984 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8985 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8986 * langhooks.c (lhd_expr_size): Remove.
8987 * langhooks.h (struct lang_hooks): Remove expr_size.
8988 * explow.c (expr_size): Use tree_expr_size.
8989 (int_expr_size): Likewise.
8990 * langhooks-def.h (lhd_expr_size): Remove.
8991 (LANG_HOOKS_EXPR_SIZE): Likewise.
8992 (LANG_HOOKS_INITIALIZER): Adjust.
8994 2009-09-01 Richard Guenther <rguenther@suse.de>
8996 * tree-flow.h (mark_addressable): Move declaration ...
8997 * tree.h (mark_addressable): ... here.
8998 * stmt.c (expand_asm_operands): Use mark_addressable, not
8999 lang_hooks.mark_addressable.
9000 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9001 LANG_HOOKS_MARK_ADDRESSABLE.
9002 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9003 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9005 2009-08-31 Chris Demetriou <cgd@google.com>
9007 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9008 vectorize if not TARGET_SSE2.
9010 2009-08-31 DJ Delorie <dj@redhat.com>
9012 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9013 registers if no coprocessor is enabled.
9015 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9018 * cgraph.h (cgraph_get_node): Declare ...
9019 * cgraph.c (cgraph_get_node): ... new function.
9020 * dwarf2out.c (gen_generic_params_dies,
9021 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9022 make_ith_pack_parameter_name,
9023 append_entry_to_tmpl_value_parm_die_table,
9024 gen_remaining_tmpl_value_param_die_attribute): New functions.
9025 (gen_subprogram_die): Generate debug info for template parameters
9026 if debug info level is higher than DINFO_LEVEL_TERSE.
9027 Use tree_add_const_value_attribute_for_decl instead of
9028 tree_add_const_value_attribute.
9029 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9030 instead of tree_add_const_value_attribute.
9031 (gen_struct_or_union_type_die): Generate debug
9032 info for template parameters if debug info level is higher than
9034 (tree_add_const_value_attribute): Handle integral and pointer
9035 constants. Update comment.
9036 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9037 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9038 (reference_to_unused): Fix thinko. Remove redundant predicates from
9040 (tree_add_const_value_attribute): Make this work for constant
9042 tree_add_const_value_attribute_for_decl is to be used for variable
9044 (add_location_or_const_value_attribute): Use
9045 tree_add_const_value_attribute_for_decl now.
9046 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9047 DW_TAG_template_value_param DIEs after function DIEs have been
9049 * langhooks.h (lang_hooks_for_types): Add
9050 get_argument_pack_elems.
9051 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9052 (lang_hooks): Added get_innermost_generic_parms,
9053 get_innermost_generic_args.
9054 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9055 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9056 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9057 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9059 2009-08-31 DJ Delorie <dj@redhat.com>
9061 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9062 it once we start generating the prologue or epilogue.
9063 (mep_call_saves_register): If the frame is locked, re-use
9065 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9066 (mep_expand_prologue): Call it.
9067 (mep_expand_epilogue): Likewise.
9068 (mep_start_function): Use the same logic as mep_expand_prologue.
9069 (mep_pass_by_reference): Make logic more readable.
9070 (mep_return_in_memory): Zero-sized objects are passed in memory.
9071 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9073 2009-08-31 Richard Guenther <rguenther@suse.de>
9075 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9076 to query if the memory regions for memmove overlap.
9077 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9078 asserts on pointers, instead deal with odd trees.
9079 (ptr_derefs_may_alias_p): Likewise.
9080 (refs_may_alias_p_1): Constructor bases also never alias.
9082 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9084 * doc/install.texi (Final install): Adjust reference on where to
9085 order printed manuals.
9087 2009-08-30 Olivier Hainque <hainque@adacore.com>
9089 * dwarf2out.c (switch_to_frame_table_section): Move
9090 definition prior to first use.
9092 2009-08-30 Richard Guenther <rguenther@suse.de>
9094 PR tree-optimization/41186
9095 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9096 (ao_ref_init_from_ptr_and_size): New function.
9097 (ref_maybe_used_by_call_p_1): Be more precise tracking
9098 used ranges for builtin functions.
9099 (ref_maybe_used_by_call_p): Adjust.
9100 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9101 ranges for builtin functions.
9102 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9104 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9107 * fwprop.c (get_reg_use_in): Delete.
9108 (free_load_extend): New function.
9109 (forward_propagate_subreg): Use it.
9111 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9113 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9115 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9118 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9121 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9123 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9124 fini or fini_array section.
9126 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9128 * graphite-dependences.c (graphite_legal_transform_bb): Call
9129 pbb_remove_duplicate_pdrs.
9130 * graphite-poly.c (can_collapse_pdr): Removed.
9131 (pdr_find_duplicate): Removed.
9132 (can_collapse_pdrs): New.
9133 (pbb_remove_duplicate_pdrs): New.
9134 (new_poly_dr): Do not look for duplicates.
9135 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9136 (PBB_PDR_DUPLICATES_REMOVED): New.
9137 (pbb_remove_duplicate_pdrs): Declared.
9139 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9141 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9142 the strides by multiplying by PDR_NB_REFS.
9143 * graphite-poly.c (can_collapse_pdr): New.
9144 (pdr_find_duplicate): New.
9145 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9146 Initialize PDR_NB_REFS.
9147 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9149 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9151 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9154 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9157 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9159 * graphite-dependences.c (pddr_original_scattering): Return NULL
9160 for read-read dependence relations.
9161 * graphite-poly.h (enum poly_dr_type): Fix comment.
9164 (pdr_may_write_p): New.
9166 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9168 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9169 (struct poly_dr): Same.
9170 (new_poly_dr): Same.
9171 * graphite-poly.c (new_poly_dr): Same.
9172 * graphite-dependences.c (dot_deps): Disable call to system.
9174 2009-08-28 Cary Coutant <ccoutant@google.com>
9177 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9178 struct/union/enum types local to a function.
9180 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9181 Sebastian Pop <sebastian.pop@amd.com>
9183 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9184 pbb_strip_mine_time_depth. Changed the implementation so that
9185 transformation is expressed as a transformation on
9186 time (scatttering) dimensions. Also, ensures that the 2d+1
9187 scheduling format is preserved.
9188 (pbb_strip_mine_profitable_p): Profitability is based on the
9189 iteration number of a given time (scattering) dimension,
9190 and not on a original loop depth dimension.
9191 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9192 (pbb_do_strip_mine): Call psct_dynamic_dim.
9193 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9194 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9195 (pbb_nb_dynamic_scattering_transform): New.
9196 (psct_dynamic_dim): New.
9198 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9200 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9201 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9202 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9203 * graphite-interchange.c (build_linearized_memory_access): Same.
9204 (memory_stride_in_loop): Same.
9206 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9208 * graphite-dependences.c (pddr_original_scattering): New.
9209 (graphite_legal_transform_dr): Call pddr_original_scattering.
9212 * graphite-dependences.h (dot_deps): Declared.
9213 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9214 (print_pdr): Print PDR_ID.
9215 * graphite-poly.h (struct poly_dr): Add field id.
9218 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9220 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9222 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9223 not delete the original dependence relation.
9225 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9227 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9228 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9229 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9230 (free_poly_ddr): New.
9231 (pddr_is_empty): New.
9232 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9233 (dependence_polyhedron): Same. Remove useless gcc_assert.
9235 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9236 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9237 * graphite-dependences.h (enum poly_dependence_kind): New.
9238 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9239 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9240 (PDRP_SINK): Renamed PDDR_SINK.
9241 (PDRP_DDP): Renamed PDDR_DDP.
9243 (free_poly_ddr): Declared.
9244 * graphite-poly.c (new_scop): Use the new hash function names.
9245 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9246 into original_pddrs.
9247 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9249 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9251 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9252 bounds with LT_EXPR to make niter analysis more precise on code
9253 generated by Graphite.
9255 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9257 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9258 (graphite_legal_transform_bb): Same.
9259 (poly_drs_may_alias_p): Same.
9261 2009-08-28 Richard Guenther <rguenther@suse.de>
9263 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9265 2009-08-28 Jan Beulich <jbeulich@novell.com>
9267 * config/i386/netware.c: Include langhooks.h.
9268 (i386_nlm_encode_section_info): Simplify.
9269 (netware_override_options): Delete.
9270 * config/i386/netware.h (netware_override_options): Delete
9272 (OVERRIDE_OPTIONS): Delete definition.
9273 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9274 (ASM_COMMENT_START): Define.
9275 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9277 2009-08-28 Jan Beulich <jbeulich@novell.com>
9279 * configure.ac: For in-tree ld, do a plain version check to
9280 determine whether comdat groups are supported.
9281 * configure: Regenerate.
9283 2009-08-28 Olivier Hainque <hainque@adacore.com>
9285 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9286 always defined. Reflect definition or absence of such for
9287 COLLECT_EXPORT_LIST. Readability helper.
9288 (scanfilter): New enum, to help control what symbols
9289 are to be considered or ignored by scan_prog_file.
9290 (enum pass): Rename as "scanpass", moved together with scanfilter
9291 prior to scan_prog_file's prototype.
9292 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9293 Group prototype with the scanpass/scanfilter definitions, factorize
9294 head comments for the several implementations at the prototype.
9295 (main): Reorganize the first pass link control to let AIX
9296 drag only the needed frame tables in executables. Prevent
9297 frame tables collection during the scan aimed at static ctors.
9298 Pre-link and scan for frame tables later to compensate.
9299 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9300 A C statement to issue assembly directives that create a reference
9301 to the given DWARF table identifier label from the current function
9303 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9304 to differentiate first time section entry. Only emit a .data
9305 tables start identifier label the first time around.
9306 (switch_to_frame_table_section): New function. Helper for
9307 output_call_frame_info to switch possibly BACK into the eh_frame
9308 or the debug_frame section depending on FOR_EH.
9309 (output_call_frame_info): Use helper to first enter the proper
9311 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9312 emit a link to the frame table start label from each function
9314 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9315 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9316 * config/rs6000/rs6000-protos.h: Declare it.
9317 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9319 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9321 * config/sh/sh.c (split_branches): Check the result of
9324 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9326 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9327 using -pthread -fopenmp
9329 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9331 * doc/service.texi (service directory): Update URL.
9333 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9335 PR rtl-optimization/40861
9336 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9337 extract word from a multi-word subreg for negative byte positions.
9339 2009-08-27 Tristan Gingold <gingold@adacore.com>
9340 Douglas B Rupp <rupp@gnat.com>
9342 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9343 (SECTION_VMS_OVERLAY): Define.
9344 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9346 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9348 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9349 common_object declarations.
9350 (ia64_section_type_flags): Set section flag for common_object.
9351 * config/ia64/ia64-protos.h
9352 (ia64_vms_output_aligned_decl_common): Declare.
9353 (ia64_vms_elf_asm_named_section): Declare.
9355 2009-08-27 Michael Matz <matz@suse.de>
9357 * expr.c (expand_expr_real_2): New function taking exploded
9358 unary or binary expression, split out from ...
9359 (expand_expr_real_1): ... here. Move over all unary/binary
9360 switch parts to above function, in particular these codes:
9361 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9362 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9363 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9364 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9365 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9366 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9367 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9368 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9369 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9370 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9371 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9372 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9373 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9374 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9375 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9376 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9377 VEC_PACK_FIX_TRUNC_EXPR.
9378 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9381 2009-08-27 Richard Guenther <rguenther@suse.de>
9383 * gengtype.c (main): Handle uint64_t.
9384 * ipa-utils.c (get_base_var): Indent properly.
9385 * tree-ssa-live.c (debug_scope_block): New function.
9386 * tree-flow.h (debug_scope_block): Declare.
9387 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9388 * basic-block.h (enum profile_status): Rename to
9389 enum profile_status_d.
9390 (x_profile_status): Adjust type.
9392 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9395 * dwarf2out.c (get_context_die): Declare this static function.
9396 (gen_type_die_with_usage): Make sure a DIE is a generated for
9397 the context of a typedef.
9399 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9401 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9404 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9406 * config/mips/mips-protos.h (mips_output_sync): Declare.
9407 (mips_sync_loop_insns): Likewise.
9408 (mips_output_sync_loop): Replace first two parameters with an rtx.
9409 * config/mips/mips.c (mips_multi_member): New structure.
9410 (mips_multi_members): New variable.
9411 (mips_multi_start): New function.
9412 (mips_multi_add): Likewise.
9413 (mips_multi_add_insn): Likewise.
9414 (mips_multi_add_label): Likewise.
9415 (mips_multi_last_index): Likewise.
9416 (mips_multi_copy_insn): Likewise.
9417 (mips_multi_set_operand): Likewise.
9418 (mips_multi_write): Likewise.
9419 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9420 (mips_init_print_operand_punct): Update accordingly.
9421 (mips_start_ll_sc_sync_block): New function.
9422 (mips_end_ll_sc_sync_block): Likewise.
9423 (mips_output_sync): Likewise.
9424 (mips_sync_insn1_template): Likewise.
9425 (mips_sync_insn2_template): Likewise.
9426 (mips_get_sync_operand): Likewise.
9427 (mips_process_sync_loop): Likewise.
9428 (mips_output_sync_loop): Use mips_process_sync_loop.
9429 (mips_sync_loop_insns): New function.
9430 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9431 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9432 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9433 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9434 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9435 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9436 (MIPS_SYNC_OLD_OP_12): Likewise.
9437 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9438 (MIPS_SYNC_NEW_OP_12): Likewise.
9439 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9440 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9441 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9442 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9443 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9444 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9445 * config/mips/mips.md (sync_mem): New attribute.
9446 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9447 (sync_exclusive_mask, sync_required_oldval): Likewise.
9448 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9449 (sync_release_barrier): Likewise.
9450 (length): Handle sync loops.
9451 (sync): Use mips_output_sync.
9452 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9453 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9454 and use mips_output_sync_loop.
9455 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9456 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9457 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9458 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9459 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9460 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9461 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9462 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9463 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9465 2009-08-26 Richard Guenther <rguenther@suse.de>
9468 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9469 the types to not match.
9470 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9472 * tree-ssa.c (useless_type_conversion_p): Conversions to
9473 pointers to unprototyped functions are useless.
9475 2009-08-26 Richard Guenther <rguenther@suse.de>
9477 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9478 whole-program condition, prepare to be called for non-globals.
9479 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9480 params build a representative with known type and track its fields.
9482 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9484 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9485 clearing by a taken branch.
9486 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9487 effectively after bbro pass.
9488 (sync_nand<mode>): Ditto.
9489 (sync_old_<fetchop_name><mode>): Ditto.
9490 (sync_old_nand<mode>): Ditto.
9491 (sync_new_<fetchop_name><mode>): Dito.
9492 (sync_new_nand<mode>): Ditto.
9493 (sync_compare_and_swap<mode>_1): Ditto.
9494 (*sync_compare_and_swap<mode>): Ditto.
9495 (sync_lock_test_and_set<mode>_1): Ditto.
9496 ("sync_lock_test_and_set<mode>): Ditto.
9498 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9500 * hwint.h (HOST_LONG_FORMAT): New macro
9501 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9502 Use HOST_PTR_PRINTF.
9503 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9504 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9505 (HOST_PTR_PRINTF): Document.
9507 2009-08-25 Jan Hubicka <jh@suse.cz>
9509 * config/i386/bmmintrin.h: Replace by #error.
9512 Michael Meissner <michael.meissner@amd.com>
9513 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9514 Tony Linthicum <tony.linthicum@amd.com>
9516 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9517 (TARGET_ROUND): New macro for the round/ptest instructions which
9518 are shared between SSE4.1 and SSE5.
9519 (OPTION_MASK_ISA_ROUND): Ditto.
9520 (OPTION_ISA_ROUND): Ditto.
9521 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9522 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9524 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9525 (-mfused-madd): New switch to give users control over whether the
9526 compiler optimizes to use the multiply/add SSE5 instructions.
9528 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9529 (ix86_handle_option): Turn off 3dnow if -msse5.
9530 (override_options): Add SSE5 support.
9531 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9533 (ix86_expand_sse_movcc): Add SSE5 support.
9534 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9535 vector type to the next largest size.
9536 (ix86_expand_sse5_pack): New function to use pperm to pack a
9537 vector type to the next smallest size.
9538 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9539 (IX86_BUILTIN_FMADDSD): Ditto.
9540 (IX86_BUILTIN_FMADDPS): Ditto.
9541 (IX86_BUILTIN_FMADDPD): Ditto.
9542 (IX86_BUILTIN_FMSUBSS): Ditto.
9543 (IX86_BUILTIN_FMSUBSD): Ditto.
9544 (IX86_BUILTIN_FMSUBPS): Ditto.
9545 (IX86_BUILTIN_FMSUBPD): Ditto.
9546 (IX86_BUILTIN_FNMADDSS): Ditto.
9547 (IX86_BUILTIN_FNMADDSD): Ditto.
9548 (IX86_BUILTIN_FNMADDPS): Ditto.
9549 (IX86_BUILTIN_FNMADDPD): Ditto.
9550 (IX86_BUILTIN_FNMSUBSS): Ditto.
9551 (IX86_BUILTIN_FNMSUBSD): Ditto.
9552 (IX86_BUILTIN_FNMSUBPS): Ditto.
9553 (IX86_BUILTIN_FNMSUBPD): Ditto.
9554 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9555 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9556 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9557 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9558 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9559 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9560 (IX86_BUILTIN_PPERM): Ditto.
9561 (IX86_BUILTIN_PERMPS): Ditto.
9562 (IX86_BUILTIN_PERMPD): Ditto.
9563 (IX86_BUILTIN_PMACSSWW): Ditto.
9564 (IX86_BUILTIN_PMACSWW): Ditto.
9565 (IX86_BUILTIN_PMACSSWD): Ditto.
9566 (IX86_BUILTIN_PMACSWD): Ditto.
9567 (IX86_BUILTIN_PMACSSDD): Ditto.
9568 (IX86_BUILTIN_PMACSDD): Ditto.
9569 (IX86_BUILTIN_PMACSSDQL): Ditto.
9570 (IX86_BUILTIN_PMACSSDQH): Ditto.
9571 (IX86_BUILTIN_PMACSDQL): Ditto.
9572 (IX86_BUILTIN_PMACSDQH): Ditto.
9573 (IX86_BUILTIN_PMADCSSWD): Ditto.
9574 (IX86_BUILTIN_PMADCSWD): Ditto.
9575 (IX86_BUILTIN_PHADDBW): Ditto.
9576 (IX86_BUILTIN_PHADDBD): Ditto.
9577 (IX86_BUILTIN_PHADDBQ): Ditto.
9578 (IX86_BUILTIN_PHADDWD): Ditto.
9579 (IX86_BUILTIN_PHADDWQ): Ditto.
9580 (IX86_BUILTIN_PHADDDQ): Ditto.
9581 (IX86_BUILTIN_PHADDUBW): Ditto.
9582 (IX86_BUILTIN_PHADDUBD): Ditto.
9583 (IX86_BUILTIN_PHADDUBQ): Ditto.
9584 (IX86_BUILTIN_PHADDUWD): Ditto.
9585 (IX86_BUILTIN_PHADDUWQ): Ditto.
9586 (IX86_BUILTIN_PHADDUDQ): Ditto.
9587 (IX86_BUILTIN_PHSUBBW): Ditto.
9588 (IX86_BUILTIN_PHSUBWD): Ditto.
9589 (IX86_BUILTIN_PHSUBDQ): Ditto.
9590 (IX86_BUILTIN_PROTB): Ditto.
9591 (IX86_BUILTIN_PROTW): Ditto.
9592 (IX86_BUILTIN_PROTD): Ditto.
9593 (IX86_BUILTIN_PROTQ): Ditto.
9594 (IX86_BUILTIN_PROTB_IMM): Ditto.
9595 (IX86_BUILTIN_PROTW_IMM): Ditto.
9596 (IX86_BUILTIN_PROTD_IMM): Ditto.
9597 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9598 (IX86_BUILTIN_PSHLB): Ditto.
9599 (IX86_BUILTIN_PSHLW): Ditto.
9600 (IX86_BUILTIN_PSHLD): Ditto.
9601 (IX86_BUILTIN_PSHLQ): Ditto.
9602 (IX86_BUILTIN_PSHAB): Ditto.
9603 (IX86_BUILTIN_PSHAW): Ditto.
9604 (IX86_BUILTIN_PSHAD): Ditto.
9605 (IX86_BUILTIN_PSHAQ): Ditto.
9606 (IX86_BUILTIN_FRCZSS): Ditto.
9607 (IX86_BUILTIN_FRCZSD): Ditto.
9608 (IX86_BUILTIN_FRCZPS): Ditto.
9609 (IX86_BUILTIN_FRCZPD): Ditto.
9610 (IX86_BUILTIN_CVTPH2PS): Ditto.
9611 (IX86_BUILTIN_CVTPS2PH): Ditto.
9612 (IX86_BUILTIN_COMEQSS): Ditto.
9613 (IX86_BUILTIN_COMNESS): Ditto.
9614 (IX86_BUILTIN_COMLTSS): Ditto.
9615 (IX86_BUILTIN_COMLESS): Ditto.
9616 (IX86_BUILTIN_COMGTSS): Ditto.
9617 (IX86_BUILTIN_COMGESS): Ditto.
9618 (IX86_BUILTIN_COMUEQSS): Ditto.
9619 (IX86_BUILTIN_COMUNESS): Ditto.
9620 (IX86_BUILTIN_COMULTSS): Ditto.
9621 (IX86_BUILTIN_COMULESS): Ditto.
9622 (IX86_BUILTIN_COMUGTSS): Ditto.
9623 (IX86_BUILTIN_COMUGESS): Ditto.
9624 (IX86_BUILTIN_COMORDSS): Ditto.
9625 (IX86_BUILTIN_COMUNORDSS): Ditto.
9626 (IX86_BUILTIN_COMFALSESS): Ditto.
9627 (IX86_BUILTIN_COMTRUESS): Ditto.
9628 (IX86_BUILTIN_COMEQSD): Ditto.
9629 (IX86_BUILTIN_COMNESD): Ditto.
9630 (IX86_BUILTIN_COMLTSD): Ditto.
9631 (IX86_BUILTIN_COMLESD): Ditto.
9632 (IX86_BUILTIN_COMGTSD): Ditto.
9633 (IX86_BUILTIN_COMGESD): Ditto.
9634 (IX86_BUILTIN_COMUEQSD): Ditto.
9635 (IX86_BUILTIN_COMUNESD): Ditto.
9636 (IX86_BUILTIN_COMULTSD): Ditto.
9637 (IX86_BUILTIN_COMULESD): Ditto.
9638 (IX86_BUILTIN_COMUGTSD): Ditto.
9639 (IX86_BUILTIN_COMUGESD): Ditto.
9640 (IX86_BUILTIN_COMORDSD): Ditto.
9641 (IX86_BUILTIN_COMUNORDSD): Ditto.
9642 (IX86_BUILTIN_COMFALSESD): Ditto.
9643 (IX86_BUILTIN_COMTRUESD): Ditto.
9644 (IX86_BUILTIN_COMEQPS): Ditto.
9645 (IX86_BUILTIN_COMNEPS): Ditto.
9646 (IX86_BUILTIN_COMLTPS): Ditto.
9647 (IX86_BUILTIN_COMLEPS): Ditto.
9648 (IX86_BUILTIN_COMGTPS): Ditto.
9649 (IX86_BUILTIN_COMGEPS): Ditto.
9650 (IX86_BUILTIN_COMUEQPS): Ditto.
9651 (IX86_BUILTIN_COMUNEPS): Ditto.
9652 (IX86_BUILTIN_COMULTPS): Ditto.
9653 (IX86_BUILTIN_COMULEPS): Ditto.
9654 (IX86_BUILTIN_COMUGTPS): Ditto.
9655 (IX86_BUILTIN_COMUGEPS): Ditto.
9656 (IX86_BUILTIN_COMORDPS): Ditto.
9657 (IX86_BUILTIN_COMUNORDPS): Ditto.
9658 (IX86_BUILTIN_COMFALSEPS): Ditto.
9659 (IX86_BUILTIN_COMTRUEPS): Ditto.
9660 (IX86_BUILTIN_COMEQPD): Ditto.
9661 (IX86_BUILTIN_COMNEPD): Ditto.
9662 (IX86_BUILTIN_COMLTPD): Ditto.
9663 (IX86_BUILTIN_COMLEPD): Ditto.
9664 (IX86_BUILTIN_COMGTPD): Ditto.
9665 (IX86_BUILTIN_COMGEPD): Ditto.
9666 (IX86_BUILTIN_COMUEQPD): Ditto.
9667 (IX86_BUILTIN_COMUNEPD): Ditto.
9668 (IX86_BUILTIN_COMULTPD): Ditto.
9669 (IX86_BUILTIN_COMULEPD): Ditto.
9670 (IX86_BUILTIN_COMUGTPD): Ditto.
9671 (IX86_BUILTIN_COMUGEPD): Ditto.
9672 (IX86_BUILTIN_COMORDPD): Ditto.
9673 (IX86_BUILTIN_COMUNORDPD): Ditto.
9674 (IX86_BUILTIN_COMFALSEPD): Ditto.
9675 (IX86_BUILTIN_COMTRUEPD): Ditto.
9676 (IX86_BUILTIN_PCOMEQUB): Ditto.
9677 (IX86_BUILTIN_PCOMNEUB): Ditto.
9678 (IX86_BUILTIN_PCOMLTUB): Ditto.
9679 (IX86_BUILTIN_PCOMLEUB): Ditto.
9680 (IX86_BUILTIN_PCOMGTUB): Ditto.
9681 (IX86_BUILTIN_PCOMGEUB): Ditto.
9682 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9683 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9684 (IX86_BUILTIN_PCOMEQUW): Ditto.
9685 (IX86_BUILTIN_PCOMNEUW): Ditto.
9686 (IX86_BUILTIN_PCOMLTUW): Ditto.
9687 (IX86_BUILTIN_PCOMLEUW): Ditto.
9688 (IX86_BUILTIN_PCOMGTUW): Ditto.
9689 (IX86_BUILTIN_PCOMGEUW): Ditto.
9690 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9691 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9692 (IX86_BUILTIN_PCOMEQUD): Ditto.
9693 (IX86_BUILTIN_PCOMNEUD): Ditto.
9694 (IX86_BUILTIN_PCOMLTUD): Ditto.
9695 (IX86_BUILTIN_PCOMLEUD): Ditto.
9696 (IX86_BUILTIN_PCOMGTUD): Ditto.
9697 (IX86_BUILTIN_PCOMGEUD): Ditto.
9698 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9699 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9700 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9701 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9702 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9703 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9704 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9705 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9706 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9707 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9708 (IX86_BUILTIN_PCOMEQB): Ditto.
9709 (IX86_BUILTIN_PCOMNEB): Ditto.
9710 (IX86_BUILTIN_PCOMLTB): Ditto.
9711 (IX86_BUILTIN_PCOMLEB): Ditto.
9712 (IX86_BUILTIN_PCOMGTB): Ditto.
9713 (IX86_BUILTIN_PCOMGEB): Ditto.
9714 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9715 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9716 (IX86_BUILTIN_PCOMEQW): Ditto.
9717 (IX86_BUILTIN_PCOMNEW): Ditto.
9718 (IX86_BUILTIN_PCOMLTW): Ditto.
9719 (IX86_BUILTIN_PCOMLEW): Ditto.
9720 (IX86_BUILTIN_PCOMGTW): Ditto.
9721 (IX86_BUILTIN_PCOMGEW): Ditto.
9722 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9723 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9724 (IX86_BUILTIN_PCOMEQD): Ditto.
9725 (IX86_BUILTIN_PCOMNED): Ditto.
9726 (IX86_BUILTIN_PCOMLTD): Ditto.
9727 (IX86_BUILTIN_PCOMLED): Ditto.
9728 (IX86_BUILTIN_PCOMGTD): Ditto.
9729 (IX86_BUILTIN_PCOMGED): Ditto.
9730 (IX86_BUILTIN_PCOMFALSED): Ditto.
9731 (IX86_BUILTIN_PCOMTRUED): Ditto.
9732 (IX86_BUILTIN_PCOMEQQ): Ditto.
9733 (IX86_BUILTIN_PCOMNEQ): Ditto.
9734 (IX86_BUILTIN_PCOMLTQ): Ditto.
9735 (IX86_BUILTIN_PCOMLEQ): Ditto.
9736 (IX86_BUILTIN_PCOMGTQ): Ditto.
9737 (IX86_BUILTIN_PCOMGEQ): Ditto.
9738 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9739 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9740 (enum multi_arg_type): New enum for describing the various SSE5
9741 intrinsic argument types.
9742 (bdesc_multi_arg): New table for SSE5 intrinsics.
9743 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9744 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9746 (ix86_expand_builtin): Add SSE5 intrinsic support.
9747 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9748 operand instructions.
9749 (ix86_expand_sse5_multiple_memory): New function to split the
9750 second memory reference from SSE5 instructions.
9751 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9752 (ix86_return_pops_args): Use stdarg_p to determine if the function
9753 has variable arguments.
9754 (ix86_setup_incoming_varargs): Ditto.
9755 (x86_this_parameter): Ditto.
9757 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9759 (ix86_expand_sse5_pack): Ditto.
9760 (ix86_sse5_valid_op_p): Ditto.
9761 (ix86_expand_sse5_multiple_memory): Ditto.
9763 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9764 constant for SSE5 support.
9765 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9766 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9767 (UNSPEC_SSE5_PERMUTE): Ditto.
9768 (UNSPEC_SSE5_ASHIFT): Ditto.
9769 (UNSPEC_SSE5_LSHIFT): Ditto.
9770 (UNSPEC_FRCZ): Ditto.
9771 (UNSPEC_CVTPH2PS): Ditto.
9772 (UNSPEC_CVTPS2PH): Ditto.
9773 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9775 (COM_FALSE_S): Ditto.
9776 (COM_FALSE_P): Ditto.
9777 (COM_TRUE_S): Ditto.
9778 (COM_TRUE_P): Ditto.
9779 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9780 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9782 (memory attribute): Ditto.
9783 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9784 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9785 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9786 (floor<mode>2): Ditto.
9787 (ceil<mode>2): Ditto.
9788 (btrunc<mode>2): Ditto.
9789 (nearbyintdf2): Ditto.
9790 (nearbyintsf2): Ditto.
9791 (sse_setccsf): Disable if SSE5.
9792 (sse_setccdf): Ditto.
9793 (sse5_setcc<mode>): New support for SSE5 conditional move.
9794 (sse5_pcmov_<mode>): Ditto.
9796 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9798 (SSEMODEF2P): Ditto.
9799 (ssemodesuffixf4): New mode attribute for SSE5.
9800 (ssemodesuffixf2s): Ditto.
9801 (ssemodesuffixf2c): Ditto.
9802 (sserotatemax): Ditto.
9803 (ssescalarmode): Ditto.
9804 (sse_maskcmpv4sf3): Disable if SSE5.
9805 (sse_maskcmpv2df3): Ditto.
9806 (sse_vmmaskcmpv4sf3): Ditto.
9807 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9808 (sse5_vmfmadd<mode>4): Ditto.
9809 (sse5_fmsub<mode>4): Ditto.
9810 (sse5_vmfmsub<mode>4): Ditto.
9811 (sse5_fnmadd<mode>4): Ditto.
9812 (sse5_vmfnmadd<mode>4): Ditto.
9813 (sse5_fnmsub<mode>4): Ditto.
9814 (sse5_vmfnmsub<mode>4): Ditto.
9815 (sse5i_fmadd<mode>4): Ditto.
9816 (sse5i_fmsub<mode>4): Ditto.
9817 (sse5i_fnmadd<mode>4): Ditto.
9818 (sse5i_fnmsub<mode>4): Ditto.
9819 (sse5i_vmfmadd<mode>4): Ditto.
9820 (sse5i_vmfmsub<mode>4): Ditto.
9821 (sse5i_vmfnmadd<mode>4): Ditto.
9822 (sse5i_vmfnmsub<mode>4): Ditto.
9823 (mulv16qi3): Add SSE5 support.
9825 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9826 (sse2_mulv4si3): Disable if SSE5.
9827 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9828 (sse4_1_roundps): Ditto.
9829 (sse4_1_roundsd): Ditto.
9830 (sse4_1_roundss): Ditto.
9831 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9833 (sse_maskcmpsf3): Ditto.
9834 (sse_vmmaskcmpv4sf3): Ditto.
9835 (sse2_maskcmpv2df3): Ditto.
9836 (sse2_maskcmpdf3): Ditto.
9837 (sse2_vmmaskcmpv2df3): Ditto.
9838 (sse2_eq<mode>3): Ditto.
9839 (sse2_gt<mode>3): Ditto.
9840 (sse5_pcmov_<mode>): Add SSE5 support.
9841 (vec_unpacku_hi_v16qi): Ditto.
9842 (vec_unpacks_hi_v16qi): Ditto.
9843 (vec_unpacku_lo_v16qi): Ditto.
9844 (vec_unpacks_lo_v16qi): Ditto.
9845 (vec_unpacku_hi_v8hi): Ditto.
9846 (vec_unpacks_hi_v8hi): Ditto.
9847 (vec_unpacku_lo_v8hi): Ditto.
9848 (vec_unpacks_lo_v8hi): Ditto.
9849 (vec_unpacku_hi_v4si): Ditto.
9850 (vec_unpacks_hi_v4si): Ditto.
9851 (vec_unpacku_lo_v4si): Ditto.
9852 (vec_unpacks_lo_v4si): Ditto.
9853 (sse5_pmacsww): New SSE5 intrinsic insn.
9854 (sse5_pmacssww): Ditto.
9855 (sse5_pmacsdd): Ditto.
9856 (sse5_pmacssdd): Ditto.
9857 (sse5_pmacssdql): Ditto.
9858 (sse5_pmacssdqh): Ditto.
9859 (sse5_pmacsdqh): Ditto.
9860 (sse5_pmacsswd): Ditto.
9861 (sse5_pmacswd): Ditto.
9862 (sse5_pmadcsswd): Ditto.
9863 (sse5_pmadcswd): Ditto.
9864 (sse5_pcmov_<move>): Conditional move support on SSE5.
9865 (sse5_phaddbw): New SSE5 intrinsic insn.
9866 (sse5_phaddbd): Ditto.
9867 (sse5_phaddbq): Ditto.
9868 (sse5_phaddwd): Ditto.
9869 (sse5_phaddwq): Ditto.
9870 (sse5_phadddq): Ditto.
9871 (sse5_phaddubw): Ditto.
9872 (sse5_phaddubd): Ditto.
9873 (sse5_phaddubq): Ditto.
9874 (sse5_phadduwd): Ditto.
9875 (sse5_phadduwq): Ditto.
9876 (sse5_phaddudq): Ditto.
9877 (sse5_phsubbw): Ditto.
9878 (sse5_phsubwd): Ditto.
9879 (sse5_phsubdq): Ditto.
9880 (sse5_pperm): Ditto.
9881 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9882 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9883 (sse5_pperm_sign_v8hi_v4si): Ditto.
9884 (sse5_pperm_zero_v8hi_v4si): Ditto.
9885 (sse5_pperm_sign_v4si_v2di): Ditto.
9886 (sse5_pperm_sign_v4si_v2di): Ditto.
9887 (sse5_pperm_pack_v2di_v4si): Ditto.
9888 (sse5_pperm_pack_v4si_v8hi): Ditto.
9889 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9890 (sse5_perm<mode>): New SSE5 intrinsic insn.
9891 (rotl<mode>3): Ditto.
9892 (sse5_rotl<mode>3): Ditto.
9893 (sse5_ashl<mode>3): Ditto.
9894 (sse5_lshl<mode>3): Ditto.
9895 (sse5_frcz<mode>2): Ditto.
9896 (sse5s_frcz<mode>2): Ditto.
9897 (sse5_cvtph2ps): Ditto.
9898 (sse5_cvtps2ph): Ditto.
9899 (sse5_vmmaskcmp<mode>3): Ditto.
9900 (sse5_com_tf<mode>3): Ditto.
9901 (sse5_maskcmp<mode>3): Ditto.
9902 (sse5_maskcmp_uns<mode>3): Ditto.
9903 (sse5_maskcmp_uns2<mode>3): Ditto.
9904 (sse5_pcom_tf<mode>3): Ditto.
9906 * config/i386/predicates.md (sse5_comparison_float_operator):
9907 New predicate to match the comparison operators supported by
9908 the SSE5 com instruction.
9909 (ix86_comparison_int_operator): New predicate to match just the
9910 signed int comparisons.
9911 (ix86_comparison_uns_operator): New predicate to match just the
9912 unsigned int comparisons.
9914 * doc/invoke.texi (-msse5): Add documentation.
9915 (-mfused-madd): Ditto.
9917 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9919 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9921 (x86_64-*-*): Ditto.
9923 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9925 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9926 intrinisics for SSE5.
9928 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9931 * config/i386/mmintrin-common.h: New file, to contain common
9932 instructions between SSE4.1 and SSE5.
9934 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9935 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9936 (gen_regparm_prefix): Ditto.
9938 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9939 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9940 prototype_p to determine if a function is prototyped.
9942 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9944 * c-common.c (c_common_reswords) add the alignof keyword,
9945 with same RID as __alignof and __alignof__
9947 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9949 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9950 * hooks.c (hook_bool_const_int_const_int_true): New function.
9951 * target.h (struct gcc_target): Add can_eliminate field.
9952 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9953 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9954 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9955 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9956 (elim_table): Revise comment.
9957 * system.h (CAN_ELIMINATE): Poison.
9958 * defaults.h (CAN_ELIMINATE): Remove.
9959 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9961 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9962 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9964 (alpha_vms_can_eliminate): Declare as static, change return type to
9966 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9968 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9969 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9970 (arm_can_eliminate): New function.
9972 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9973 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9974 (avr_can_eliminate): Declare as static.
9975 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9977 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9978 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9979 (bfin_can_eliminate): New function.
9981 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9982 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9983 (crx_can_eliminate): New function.
9985 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9986 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9987 (fr30_can_eliminate): New function.
9989 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9990 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9991 (frv_can_eliminate): New function.
9993 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9994 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9995 (h8300_can_eliminate): New function.
9997 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9998 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9999 (i386_can_eliminate): Declare as static, change return type to bool.
10000 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10002 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10003 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10004 (ia64_can_eliminate): New function.
10006 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10007 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10008 (iq2000_can_eliminate): New function.
10010 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10011 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10012 (m32r_can_eliminate): New function.
10014 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10015 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10016 (m68hc11_can_eliminate): New function.
10018 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10019 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10020 (m68k_can_eliminate): New function.
10022 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10023 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10024 (mep_can_eliminate): New function.
10026 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10027 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10028 (mips_can_eliminate): New function.
10030 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10031 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10032 (rs6000_can_eliminate): New function.
10034 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10035 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10036 (s390_can_eliminate): Declare as static.
10037 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10039 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10040 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10041 (score_can_eliminate): New function.
10043 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10044 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10045 (sparc_can_eliminate): Declare as static.
10046 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10048 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10049 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10050 (xstormy16_can_eliminate): New function.
10052 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10053 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10054 (v850_can_eliminate): New function.
10056 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10058 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10059 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10060 (*movdfcc_ext[1234]): Disable for IEEE mode.
10062 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10064 * gimplify.c (prepare_gimple_addressable): New static function.
10065 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10067 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10068 manually fiddling with it.
10070 2009-08-25 Michael Matz <matz@suse.de>
10072 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10073 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10075 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10076 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10077 (do_jump): Split out code for simple binary comparisons into ...
10078 (do_jump_1): ... this, taking the individual operands and code.
10079 Change callers to helper function above accordingly.
10080 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10083 2009-08-25 Michael Matz <matz@suse.de>
10085 * expr.h (struct separate_ops, sepops): New type for passing
10086 around an exploded simple expression.
10087 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10088 Use this structure instead of expression tree.
10089 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10090 expression, only its type.
10091 (expand_vec_cond_expr): Take type and individual operands instead
10092 of full expression.
10093 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10094 expand_vec_shift_expr): Change prototype accordingly.
10095 * tree-vect-stmts.c (vectorizable_condition): Change call of
10096 expand_vec_cond_expr_p to pass only type.
10097 * expr.c (do_store_flags): Change prototype and implementation
10098 to take an exploded expression.
10099 (expand_expr_real_1): New local ops initialized with details
10100 of the full expression. Use it instead of full
10101 expression in calls to do_store_flags, expand_vec_cond_expr,
10102 expand_widen_pattern_expr and expand_vec_shift_expr.
10104 2009-08-25 Michael Matz <matz@suse.de>
10106 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10107 treeop2 initialized with first three operands of the full expression.
10108 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10110 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10112 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10113 (__gthread_objc_condition_allocate): Mark arguments as unused.
10114 (__gthread_objc_condition_deallocate): Likewise.
10115 (__gthread_objc_condition_wait): Likewise.
10116 (__gthread_objc_condition_broadcast): Likewise.
10117 (__gthread_objc_condition_signal): Likewise.
10118 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10119 (__gthread_objc_thread_id): Likewise.
10121 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10123 PR middle-end/41149
10124 * tree-pretty-print.c (print_call_name): Print the correct call name
10125 for procedure pointer components.
10127 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10129 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10130 default_promote_function_mode when not VMS.
10132 2009-08-24 Olivier Hainque <hainque@adacore.com>
10134 * convert.c (convert_to_integer): Don't assume an input pointer is
10135 POINTER_SIZE wide. Fetch from the type instead.
10137 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10139 * configure.ac (AC_PREREQ): Bump to 2.64.
10141 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10143 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10144 (process_command): Don't search standard_exec_prefix_1 and
10145 standard_exec_prefix_2.
10147 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10149 * config/arm/arm.c (output_return_instruction): Handle for
10152 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10154 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10156 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10158 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10159 (*arm_movdf_vfp): Likewise.
10161 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10163 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10164 (vashr<mode>3): Rename from ashr<mode>3.
10165 (vlshr<mode>3): Rename from lshr<mode>3.
10167 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10170 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10171 (check_format_info_main): Use scalar_identify_flag.
10172 (check_format_types): Check for scalar size identity if
10173 scalar_identify_flag is set.
10174 (printf_length_specs): Extend by new field.
10175 (asm_fprintf_length_specs): Likewise.
10176 (gcc_diag_length_specs): Likewise.
10177 (scanf_length_specs): Likewise.
10178 (strfmon_length_specs): Likewise.
10179 (gcc_gfc_length_specs): Likewise.
10180 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10181 (ms_printf_flag_specs): Likewise.
10182 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10184 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10187 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10188 (*call_value_pop_1): Ditto.
10189 (*sibcall_pop_1): New insn pattern.
10190 (*sibcall_value_pop_1): Ditto.
10192 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10195 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10198 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10201 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10202 (get_reg_use_in): New function.
10203 (forward_propagate_subreg): Propagate through subreg of zero_extend
10206 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10208 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10209 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10211 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10213 * configure.ac: Remove --with-datarootdir, --with-docdir,
10214 --with-htmldir switches. No need to call AC_SUBST for
10215 datarootdir, docdir, htmldir any more.
10216 * configure: Regenerate.
10217 * doc/install.texi (Configuration): Document --datarootdir,
10218 --docdir, --htmldir, --pdfdir; update documentation for
10219 --infodir, --mandir.
10220 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10223 * aclocal.m4: Regenerate.
10224 * config.in: Regenerate.
10225 * configure: Regenerate.
10227 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10228 Olivier Hainque <hainque@adacore.com>
10230 * config/ia64/ia64.c: Include libfuncs.h.
10231 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10232 (ia64_expand_call): Use reg 25 on VMS.
10233 (ia64_initialize_trampoline): Fix for VMS ABI.
10234 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10235 (ia64_function_arg): Initialize reg 25 on VMS.
10236 Fix OpenVMS ABI issues for varargs.
10237 For OpenVMS, emit the Argument Information register set in the
10238 incoming/sibcall case as well.
10239 (ia64_arg_type): New function.
10240 (ia64_function_arg_advance): Keep track of cum->words.
10241 Fix OpenVMS ABI issues for varargs.
10242 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10243 (ia64_override_options): Set flag_no_common on VMS.
10244 (ia64_init_builtins): Disable FWRITE builtin.
10245 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10246 (ia64_vms_init_libfuncs): Add decc$ routines.
10247 (ia64_vms_valid_pointer_mode): New function.
10248 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10249 (ia64_promote_function_mode): New function
10250 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10251 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10252 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10253 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10254 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10255 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10256 Suppress trailing '#' if VALUE is numeric.
10257 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10258 ia64_promote_function_mode.
10259 (TARGET_VALID_POINTER_MODE): Define.
10261 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10264 * config/rs6000/rs6000.c (rs6000_override_options): Use
10265 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10268 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10269 reporting of vector + decimal/boolean/complex error.
10271 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10273 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10274 __vector double TYPE_DECL.
10276 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10278 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10279 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10280 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10281 to pointer to enum machine_mode. Update all callers as needed.
10283 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10285 * config/alpha/alpha.md (exception_receiver): Emit alternative
10286 GP load sequence if flag_reorder_blocks_and_partition is set.
10287 (*exception_receiver_2): Also enable when
10288 flag_reorder_blocks_and_partition is set.
10290 2009-08-20 Matt Rice <ratmice@gmail.com>
10291 Diego Novillo <dnovillo@google.com>
10293 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10296 2009-08-20 Richard Guenther <rguenther@suse.de>
10298 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10299 * c-tree.h (c_dup_lang_specific_decl): Remove.
10300 (struct lang_decl, struct lang_type): Move definitions ...
10301 * c-lang.h: ... here. New file.
10302 * c-decl.c: Include c-lang.h.
10303 (c_dup_lang_specific_decl): Remove.
10304 * c-typeck.c: Include c-lang.h.
10305 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10306 (c-typeck.o): Likewise.
10307 * c-config-lang.in (gtfiles): Add c-lang.h.
10308 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10311 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10313 * config/alpha/alpha.c (alpha_end_function): Do not clear
10314 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10315 this is now handled in generic code.
10317 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10319 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10320 (s390_z10_fix_long_loop_prediction): New function.
10321 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10322 (s390_reorg): Walk over the INSNs and invoke
10323 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10325 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10327 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10328 "*brx_64bit", "*brx_31bit"): New patterns.
10329 * config/s390/s390.c ('E'): New output modifier.
10331 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10332 Richard Earnshaw <richard.earnshaw@arm.com>
10334 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10335 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10337 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10339 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10341 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10342 for mode mode of operand0 when doing secondary reload for SAR.
10344 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10346 PR middle-end/41123
10347 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10348 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10350 2009-08-19 Jason Merrill <jason@redhat.com>
10352 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10353 supported template depth in C++0x.
10355 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10357 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10358 free_after_compilation.
10359 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10360 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10361 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10362 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10363 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10364 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10365 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10367 2009-08-19 Ian Lance Taylor <iant@google.com>
10369 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10370 of (plus (mult (neg B) C) A).
10372 2009-08-18 Michael Matz <matz@suse.de>
10374 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10375 instead of comparing TYPE_MAIN_VARIANT for equality.
10376 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10377 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10378 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10379 * gimplify.c (goa_lhs_expr_p): Ditto and use
10380 STRIP_USELESS_TYPE_CONVERSION.
10382 2009-08-18 Michael Matz <matz@suse.de>
10384 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10385 first field in a struct.
10386 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10388 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10390 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10391 locators before emit_insn is called. Remove assert that
10393 (alpha_end_function): Clear crtl->emit structure and free insn
10394 locators if cfun->is_thunk is true.
10396 2009-08-18 Jason Merrill <jason@redhat.com>
10398 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10400 * configure.ac: Test for it.
10401 * configure, config.in: Regenerate.
10402 * doc/install.texi: Document --enable-gnu-unique-object.
10404 2009-08-18 Richard Guenther <rguenther@suse.de>
10406 PR middle-end/41094
10407 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10408 pow(x,y*z) only if x is nonnegative.
10410 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10412 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10416 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10417 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10419 2009-08-17 DJ Delorie <dj@redhat.com>
10421 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10422 * config/m32c/prologue.md (epilogue_freit): New.
10424 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10425 (bank_switch_p): Likewise.
10426 (fast_interrupt_p): Likewise.
10427 (interrupt_p): Likewise.
10428 (m32c_conditional_register_usage): Round memregs size up.
10429 (need_to_save): We only need to save $a0 when we use ENTER.
10430 (interrupt_p): Check for fast_interrupt too.
10431 (bank_switch_p): New.
10432 (fast_interrupt_p): New.
10433 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10434 (m32c_emit_prolog): Support bank switching and fast interrupts.
10435 * doc/extend.texi (Function Attributes): Add bank_switch and
10438 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10440 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10441 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10443 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10445 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10446 (menu): Add IA-64/VMS Options.
10447 (IA-64/VMS Options): Likewise.
10449 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10452 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10454 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10456 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10457 (mips_pop_asm_switch): Likewise.
10458 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10460 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10461 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10462 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10463 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10464 instead of set_noreorder.
10465 (mips_output_function_prologue): Use the new functions.
10466 (mips_output_function_epilogue): Likewise.
10467 (mips_need_noat_wrapper_p): New function, split out from...
10468 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10469 Use mips_push_asm_switch and mips_pop_asm_switch.
10470 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10471 and mips_pop_asm_switch.
10472 (ASM_OUTPUT_REG_POP): Likewise.
10473 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10474 Use mips_pop_asm_switch.
10475 (mips_asm_switch): New structure.
10476 (set_noreorder, set_nomacro): Replace with...
10477 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10478 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10479 instead of set_nomacro.
10480 (fix_truncsfsi2_macro): Likewise.
10481 (cprestore): Likewise.
10482 (hazard): Use mips_noreorder instead of set_noreorder.
10483 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10485 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10487 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10488 from prev_active_insn.
10490 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10492 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10493 * config/avr/avr.c (avr_override_options): Initialize
10494 avr_current_arch variable.
10495 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10496 __AVR_HAVE_16BIT_SP__ according to the device type.
10497 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10499 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10500 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10502 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10505 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10506 generating inlined subroutine die only. We shouldn't be
10507 called for anything else.
10508 (gen_block_die): Don't generate inline subroutine debug info for
10511 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10513 * graphite-poly.c (print_pbb): Print PBB index.
10515 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10517 PR middle-end/40981
10518 * graphite-interchange.c (ppl_max_for_le): Moved...
10519 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10520 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10521 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10522 * graphite-ppl.h (ppl_max_for_le): Declared.
10524 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10526 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10527 supported on all platforms.
10528 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10529 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10530 * c-pragma.c: Likewise.
10531 * target-def.h (TARGET_INITIALIZER): Remove
10532 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10533 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10535 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10537 * config/ia64/fde-vms.c: New file.
10538 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10539 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10540 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10541 (uw_frame_state_for): Only register a personality routine if it is
10542 known to be compatible with our expectations.
10543 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10544 Declare unw_table_entry stack variable and
10545 mod all calls to _Unwind_FindTableEntry to add arg.
10546 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10547 (_Unwind_FindTableEntry): Add arg to prototype.
10549 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10551 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10552 field 'signal_pfs_loc'.
10553 (uw_frame_state_for): Remove duplicate code dealing with leaf
10554 procedures without unwind info.
10555 If in the frame after unwinding through a signal handler, restore
10556 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10557 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10558 'pfs_loc' to the AR.PFS location in the signal context; instead
10559 set 'signal_pfs_loc'.
10560 Manually generate the unwind info for the AR.PFS register.
10561 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10562 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10563 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10564 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10565 instead set 'signal_pfs_loc'.
10566 Remove code preventing the AR.PFS register from being restored
10567 from the signal context.
10569 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10570 Tristan Gingold <gingold@adacore.com>
10572 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10573 * config/ia64/t-vms: New file.
10574 * config/ia64/vms64.h: New file.
10575 * config/ia64/vms.h: New file.
10576 * config/ia64/vms-crtinit.asm: New file.
10577 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10578 * config/ia64/vms-unwind.h: New file.
10580 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10582 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10585 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10587 PR middle-end/30789
10588 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10589 Move declaration...
10590 * real.h (do_mpc_arg2): ... here.
10591 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10594 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10596 * final.c (add_debug_prefix_map): Don't use GC memory for
10597 old_prefix and new_prefix.
10599 2009-08-14 Richard Guenther <rguenther@suse.de>
10601 * ipa-prop.c (compute_complex_pass_through): If we cannot
10602 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10604 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10606 * c-lex.c (c_lex_with_flags): Increase size of local variable
10607 to avoid memory clobber.
10609 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10612 * config/i386/i386.c (ix86_fp_comparison_strategy):
10613 Only enable/disable sahf at function granularity.
10615 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10617 PR rtl-optimization/41064
10618 * reload1.c (reload_as_needed): Don't call extract_insn
10619 for known invalid replacements after calling
10620 validate_replace_rtx_group and verify_changes.
10622 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10625 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10626 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10627 ix86_expand_fp_vcond.
10628 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10629 Assert that operation is supported by ix86_expand_int_vcond.
10630 (vcondu<SSEMODE124C8:mode>): Ditto.
10632 2009-08-13 DJ Delorie <dj@redhat.com>
10634 * config/i386/djgpp-stdint.h: New.
10635 * config.gcc (djgpp): Use it.
10637 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10639 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10640 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10642 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10644 * tree-ssa-loop-prefetch.c
10645 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10646 for long-stride pruning.
10647 (compute_miss_rate): New function to compute the probability
10648 that two memory references access different cache lines.
10650 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10652 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10654 2009-08-13 Richard Guenther <rguenther@suse.de>
10656 PR middle-end/41047
10657 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10658 use the constant pointer type.
10659 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10660 of CV qualifiers on the target pointer type.
10661 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10662 conversion check before restrict check.
10664 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10667 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10669 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10671 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10673 2009-08-12 Richard Guenther <rguenther@suse.de>
10675 PR tree-optimization/41011
10676 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10677 and reference constructing.
10679 2009-08-12 Xinliang David Li <davidxl@google.com>
10681 PR tree-optimization/41012
10682 * tree-flow.h : New external interface.
10683 * gimple-low.c (check_call_arg): Change to public function.
10684 Remove argument mismatch check in lowering.
10685 * tree-inline.h (tree_can_inline_p): Interface change.
10686 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10687 into this function.
10688 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10689 Call change to tree_can_inline_p function.
10690 (cgraph_decide_inlining_incrementally): Ditto.
10692 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10694 PR tree-optimization/41031
10695 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10696 on the partition variable rather than promote_mode on the source
10697 type. Assert that the partition variable's type has the same
10698 mode as the source value's.
10700 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10702 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10703 for for_return == 2.
10704 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10706 * calls.c (expand_call): Fix typo.
10707 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10709 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10711 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10712 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10713 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10714 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10716 2009-08-12 Andrew Haley <aph@redhat.com>
10718 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10720 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10723 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10725 2009-08-12 Richard Guenther <rguenther@suse.de>
10727 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10728 * gimplify.c (gimplify_modify_expr): Do not use
10729 lang_hooks.types_compatible_p.
10730 * tree-ssa.c (useless_type_conversion_p): For aggregates
10731 just return false if the canonical types differ.
10733 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10735 PR middle-end/40980
10736 * sese.c (convert_for_phi_arg): New.
10737 (add_guard_exit_phis): Use convert_for_phi_arg.
10739 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10741 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10742 unknown subscript upper bounds.
10744 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10745 Pranav Garg <pranav.garg2107@gmail.com>
10747 * graphite-interchange.c (gather_access_strides): Removed.
10748 (ppl_max_for_le): New.
10749 (build_linearized_memory_access): New.
10750 (memory_stride_in_loop): New.
10751 (pbb_interchange_profitable_p): Reimplemented.
10752 * graphite-ppl.h (ppl_new_id_map): New.
10753 (ppl_interchange): New.
10755 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10757 * graphite-interchange.c (compute_subscript): Removed.
10758 (compute_array_size_cstr): Removed.
10759 (compute_array_size_poly): Removed.
10760 (compute_array_size): Removed.
10761 (gather_access_strides_poly): Removed.
10762 (gather_access_strides): Empty.
10764 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10766 * graphite-dependences.c (dependence_polyhedron_1): Replace
10767 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10768 (graphite_legal_transform_dr): Same.
10769 (graphite_carried_dependence_level_k): Same.
10770 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10771 Initialize PDR_NB_SUBSCRIPTS.
10772 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10774 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10775 (PDR_NB_SUBSCRIPTS): New.
10776 (pdr_nb_subscripts): Removed.
10777 (pdr_dim): Simplified.
10778 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10779 with PDR_NB_SUBSCRIPTS.
10781 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10783 * graphite-interchange.c (compute_array_size): Remove use of
10784 PDR_DATA_CONTAINER.
10785 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10786 Do not initialize PDR_DATA_CONTAINER.
10787 (print_pdr): Do not print PDR_DATA_CONTAINER.
10788 * graphite-poly.h (struct poly_dr): Remove data_container field.
10789 (PDR_DATA_CONTAINER): Removed.
10790 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10791 PDR_DATA_CONTAINER.
10792 (build_poly_dr): Same.
10794 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10795 Sebastian Pop <sebastian.pop@amd.com>
10797 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10798 copy of the dependence polyhedron. Free the temporary objects.
10799 (graphite_carried_dependence_level_k): Free unused objects before
10802 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10804 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10805 Early return without analyzing the data dependences if no
10806 transform has been done. Call restore_scattering if the transform
10808 (graphite-interchange.c): Same.
10809 * graphite-poly.c (print_scattering_function): Test for
10811 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10812 (apply_poly_transforms): Do not gcc_assert that
10813 the transform is legal.
10814 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10815 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10816 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10817 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10818 * graphite-poly.h (struct poly_scattering): New.
10819 (struct poly_bb): Add original, transformed, and saved fields.
10820 Remove transformed_scattering, original_scattering,
10821 nb_local_variables and nb_scattering_transform fields.
10822 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10823 (poly_scattering_new): New.
10824 (poly_scattering_free): New.
10825 (poly_scattering_copy): New.
10826 (store_scattering_pbb): New.
10827 (store_scattering): New.
10828 (restore_scattering_pbb): New.
10829 (restore_scattering): New.
10830 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10831 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10833 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10835 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10836 (print_scop): Same.
10838 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10840 * Makefile.in (graphite.o): Depends on PREDICT_H.
10841 * graphite.c: Include predict.h.
10842 (graphite_finalize): Call tree_estimate_probability.
10843 * predict.c (predict_loops): Do not call scev_initialize and
10845 (tree_estimate_probability_bb): New.
10846 (tree_estimate_probability): Do not initialize loops: move that
10847 code to the driver. Call tree_estimate_probability_bb.
10848 (tree_estimate_probability_driver): New.
10849 (pass_profile): Use tree_estimate_probability_driver.
10850 * predict.h (tree_estimate_probability): Declared.
10852 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10854 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10855 * graphite-dependences.c (graphite_legal_transform): Add time to
10856 TV_GRAPHITE_DATA_DEPS.
10857 (dependency_between_pbbs_p): Same.
10858 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10860 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10862 PR rtl-optimization/41033
10863 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10864 aliasing is disabled.
10866 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10868 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10869 si_mask_operand, and_load_operand, low_bitmask_operand,
10870 and_reg_operand, and_operand): New predicates.
10871 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10872 * config/mips/mips.c (and_operands_ok): New function.
10873 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10874 * config/mips/mips.md (move_type): Add ext_ins and logical.
10875 (type): Handle them.
10876 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10877 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10878 shift_shift. Remove commutative constraint modifier.
10879 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10881 (*clear_upper32_dext): Remove define_insn_and_split.
10882 (*clear_upper32): Turn this define_insn_and_split ...
10883 (splitter for ANDing register with 0xffff_ffff): .. into this.
10885 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10887 * combine.c (try_widen_shift_mode): Factor out code to check if an
10888 integer constant is a low-order bitmask from here ...
10889 * rtlanal.c (low_bitmask_len): ... to here.
10890 * rtl.h (low_bitmask_len): Declare.
10892 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10895 * config/alpha/alpha.md (addsi3): Remove expander.
10896 (addsi3): Rename from *addsi3_internal insn pattern.
10897 (subsi3): Remove expander.
10898 (subsi3): Rename from *subsi3_internal insn pattern.
10900 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10902 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10905 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10906 Eric Botcazou <botcazou@adacore.com>
10907 Douglas B Rupp <rupp@gnat.com>
10909 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10910 that records that fit in 64 bits are returned by immediate value,
10911 as required by OpenVMS Calling Standard.
10912 (function_value): Adjust for above modification.
10913 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10914 virtual_incoming_args_rtx as base object, not next_arg.
10915 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10917 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10919 * reload.c (find_reloads_subreg_address): Check the original
10920 req_equiv_mem address to detect the case where an address is
10921 not valid in the outer mode.
10923 2009-08-11 Richard Guenther <rguenther@suse.de>
10926 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10928 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10930 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10931 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10933 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10934 Douglas B Rupp <rupp@gnat.com>
10936 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10937 PT_STACK when frame_pointer_needed on OpenVMS.
10938 (alpha_pv_save_size, alpha_using_fp): Remove.
10939 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10940 with proper processing for PT_NULL.
10941 (alpha_vms_initial_elimination_offset): New function. Support for
10942 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10943 (alpha_sa_size): Force procedure type to PT_STACK when
10944 frame_pointer_needed on OpenVMS.
10945 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10946 (alpha_using_fp): Likewise.
10947 (alpha_vms_can_eliminate): Add prototype.
10948 (alpha_vms_initial_elimination_offset): Likewise.
10949 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10950 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10952 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10953 Douglas B Rupp <rupp@gnat.com>
10955 * config/alpha/alpha.c (common_object_handler): New function.
10956 (vms_attribute_table): Declare a single attribute "common_object".
10957 (vms_output_aligned_decl_common): New global function.
10958 (SECTION_VMS_OVERLAY): Delete.
10959 (SECTION_VMS_GLOBAL): Likewise.
10960 (SECTION_VMS_INITIALIZE): Likewise.
10961 (vms_asm_named_section): Remove support for above flags.
10962 (vms_section_type_flags): Delete.
10963 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10964 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10965 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10966 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10968 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10971 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10972 (sub_ddmmss): Likewise.
10974 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10977 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10980 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10983 * reload1.c (reload_as_needed): Use cancel_changes to completely
10984 undo a failed replacement attempt.
10986 2009-08-10 Richard Guenther <rguenther@suse.de>
10988 PR middle-end/41006
10989 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10990 (useless_type_conversion_p): ... here. Require pointer targets
10993 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10996 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10997 loose the original type of the statement list.
10999 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11001 * config/alpha/alpha.c: Include libfuncs.h
11002 (avms_asm_output_extern): New function.
11003 (alpha_init_libfuncs): Init some decc libfuncs.
11004 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11005 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11006 (DO_CRTL_NAMES): Define.
11007 (LIB_SPEC): Remove.
11008 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11009 (LONG_TYPE_SIZE): Define.
11010 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11011 (SUBTARGET_SWITCHES): Define malloc64 switch.
11012 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11013 (MASK_RETURN_ADDR): Define.
11014 doc/invoke.texi (mmalloc64): Document switch.
11016 2009-08-09 Olivier Hainque <hainque@adacore.com>
11017 Douglas B Rupp <rupp@gnat.com>
11019 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11020 uses_condition_handler.
11021 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11022 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11023 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11024 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11025 (code_for_builtin): New insn codes for the new alpha_builtins.
11026 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11027 (alpha_sa_size): Account for uses_condition_handler.
11028 (alpha_expand_prologue): Likewise.
11029 (alpha_start_function): Likewise.
11030 (alpha_expand_epilogue): Likewise.
11031 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11032 establish/revert expanders.
11033 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11034 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11035 New expander, resorting to the alpha.c associated function.
11036 (builtin_revert_vms_condition_handler): Likewise.
11037 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11038 __gcc_shell_handler, the static VMS condition handler used as
11039 an indirection wrapper to the current dynamically established
11041 * config/alpha/vms-unwind.h: Complete rewrite.
11042 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11043 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11045 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11046 Douglas B Rupp <rupp@gnat.com>
11048 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11049 (alpha_need_linkage): Handle aliases. Return function symbol.
11050 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11051 Use ultimate alias target for the linkage name.
11052 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11053 by alpha_need_linkage for the function symbol.
11054 (setmemdi): Likewise.
11056 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11058 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11059 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11060 (ASM_WEAKEN_LABEL): Define.
11061 (CRT_CALL_STATIC_FUNCTION): Define.
11062 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11063 (ENDFILE_SPEC): Define.
11064 (INIT_SECTION_ASM_OP): Define.
11065 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11066 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11067 crtend.o crtendS.o.
11068 (MULTILIB_OSDIRNAMES): Define.
11069 (shlib_version): Define.
11070 (SHLIB_EXT): Define.
11071 (SHLIB_OBJS): Define.
11072 (SHLIB_NAME): Define.
11073 (SHLIB_MULTILIB): Define.
11074 (SHLIB_INSTALL): Define.
11075 (SHLIB_SYMVEC): Define.
11076 (SHLIB_SYMVECX2): Define.
11077 (SHLIB_LINK): Define.
11079 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11081 * config/alpha/alpha.c (alpha_initialize_trampoline):
11082 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11083 (alpha_start_function): Emit transfer address on nested functions
11084 for VMS trampoline call.
11085 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11086 since no longer used.
11087 * config/alpha/vms-tramp.asm: Remove.
11088 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11089 since now only data initialized at runtime.
11091 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11093 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11094 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11095 (MD_EXEC_PREFIX): Remove, no longer used.
11096 (MD_STARTFILE_PREFIX): Likewise.
11097 (INCLUDE_DEFAULTS): Likewise.
11098 * config/alpha/t-vms:
11099 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11101 2009-08-09 Richard Guenther <rguenther@suse.de>
11103 PR tree-optimization/41016
11104 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11105 (operand_precision): Remove.
11106 (integral_operand_p): Likewise.
11107 (recognize_single_bit_test): Adjust.
11109 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11111 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11112 operation overflows. Likewise non-cast unary arithmetic.
11113 If one arm of a conditional expression is always taken,
11114 inhibit evaluation warnings for the other arm. Likewise inhibit
11115 evaluation warnings for the second && or || operand if the first
11116 operand is enough to determine the result.
11117 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11119 (build_binary_op): Prevent duplicate evaluation warnings.
11121 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11123 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11124 and destination have different modes, Use promote_mode to
11125 determine the signedness of the conversion. Assert that the
11126 promoted source mode matches the destination mode. Don't pass
11127 the destination and destination mode to expand_expr if the source
11128 mode is different. Simplify conversion logic.
11130 2009-08-09 Ira Rosen <irar@il.ibm.com>
11132 PR tree-optimization/41008
11133 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11134 from condition only in case it's a comparison. Adjust checks.
11136 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11138 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11139 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11140 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11141 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11142 (dump_cand): Handle them.
11143 (struct iv_cand): New members COST_STEP and AINC_USE.
11144 (stmt_after_increment): Likewise.
11145 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11146 callers changed. Use gimple_uid comparison instead of scanning.
11147 (add_candidate_1): When looking for identical candidates, take
11148 AINC_USE into account. Set it for new candidates.
11149 (force_expr_to_var_cost): Cast target_spill_cost to int.
11150 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11151 All callers changed. Check for availability of autoinc addressing
11152 modes, both in general for a given mode, and in the specific use case.
11153 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11155 (get_computation_cost): Likewise.
11156 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11157 add_autoinc_candidates): New static functions.
11158 (add_candidate): Call add_autoinc_candidates for candidates based on
11160 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11161 (determine_use_iv_cost_address): If we have an autoinc candidate at
11162 the matching use, verify autoinc is possible and subtract the cost
11163 of the candidate's step from the cost.
11164 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11165 member of the candidate.
11166 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11167 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11169 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11171 * config.build (ia64-hp-*vms*): New target.
11172 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11173 with ia64-hp-*vms*.
11174 * config.gcc (ia64-hp-*vms*): New target.
11175 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11176 with ia64-hp-*vms*.
11177 * config.host (ia64-hp-*vms*): New target.
11178 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11179 with ia64-hp-*vms*.
11181 2009-08-08 Richard Guenther <rguenther@suse.de>
11183 PR tree-optimization/40991
11184 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11186 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11188 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11189 mode check. Do truncations in an integer mode.
11190 (force_to_mode): Handle subregs for all mode types. Only do
11191 arithmetic simplifications on integer modes.
11193 2009-08-07 Richard Guenther <rguenther@suse.de>
11195 PR tree-optimization/40999
11196 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11197 (maybe_fold_reference): Lookup constant initializers.
11198 (fold_gimple_assign): Likewise.
11200 2009-08-07 Richard Guenther <rguenther@suse.de>
11202 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11203 that require structural equality defer to the langhook.
11205 2009-08-07 Martin Jambor <mjambor@suse.cz>
11207 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11209 (struct ipa_pass_through_data): New type.
11210 (struct ipa_ancestor_jf_data): New type.
11211 (union jump_func_value): Removed field formal_id, added fields
11212 pass_through and ancestor.
11213 (struct ipa_param_call_note): Changed type of formal_id to int from
11215 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11216 operations jump functions and ancestor jump functions.
11217 (compute_complex_pass_through): New function.
11218 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11219 reflect changes in the jump function strucutre.
11220 (update_jump_functions_after_inlining): Ignore complex pass-through
11221 and ancestor jump functions.
11222 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11223 polynomial pass-through with operation jump functions.
11225 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11227 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11228 fde->dw_fde_begin as begin label instead of hot/cold label.
11229 Use LLSDAC label instead of LLSDA for second section lsda.
11230 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11231 label instead of LLSDA if it is true.
11232 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11234 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11235 SECTION argument. Use it as index into crtl->eh.call_site_record
11237 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11238 use it to determine how to print table entries instead of using
11239 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11240 label instead of normal begin label as base.
11241 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11242 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11243 ensure no EH range spans between sections and that landing pads
11244 are always in the corresponding section.
11245 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11246 for crtl->eh.call_site_record being an array rather than scalar.
11247 (output_one_function_exception_table): New function, copied
11248 from output_function_exception_table. Adjust
11249 dw2_size_of_call_site_table, dw2_output_call_site_table
11250 callers. For SECOND section use *C suffixed labels.
11251 (output_function_exception_table): Call
11252 output_one_function_exception_table and, when doing hot/cold
11253 partitioning, also another time for the second section.
11254 * opts.c: Include except.h.
11255 (decode_options): Allow -freorder-blocks-and-partition with
11256 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11257 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11258 * function.h (struct rtl_eh): Change call_site_record from
11259 scalar into array of 2 elements.
11261 2009-08-07 Martin Jambor <mjambor@suse.cz>
11263 * ipa-prop.c (count_formal_params_1): New function.
11264 (ipa_get_vector_of_formal_parms): New function.
11265 (get_vector_of_formal_parm_types): New function.
11266 (ipa_modify_formal_parameters): New function.
11267 (ipa_modify_call_arguments): New function.
11268 (index_in_adjustments_multiple_times_p): New function.
11269 (ipa_combine_adjustments): New function.
11270 (ipa_dump_param_adjustments): New function.
11271 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11272 (ipa_get_vector_of_formal_parms): Declare.
11273 (ipa_modify_formal_parameters): Declare.
11274 (ipa_modify_call_arguments): Declare.
11275 (ipa_combine_adjustments): Declare.
11276 (ipa_dump_param_adjustments): Declare.
11277 (build_ref_for_offset): Declare.
11278 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11279 * tree-sra.c: Include ipa-prop.c.
11280 (build_ref_for_offset): Make public.
11282 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11284 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11286 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11288 * gcc/doc/extend.texi (__builtin_extract_return_address)
11289 (__builtin_frob_return_address): Document.
11291 2009-08-06 Paul Brook <paul@codesourcery.com>
11293 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11294 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11295 implementation on ARMv6-M.
11297 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11299 * doc/extend.texi (pcs): Document new attribute for ARM.
11301 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11303 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11306 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11308 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11311 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11313 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11315 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11317 Merge ARM/hard_vfp_branch to trunk.
11319 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11321 * arm.c (libcall_eq): New function.
11322 (libcall_hash): New function.
11323 (add_libcall): New function.
11324 (arm_libcall_uses_aapcs_base): New function.
11325 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11326 libcalls using the base PCS.
11327 (arm_init_cumulative_args): Likewise.
11329 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11331 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11332 Use base ABI for conversion libfuncs between HFmode and SFmode.
11334 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11336 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11337 V4SImode as representatives of all 64-bit and 128-bit vector
11338 types. Allow vector types without vector modes.
11339 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11340 without vector modes like BLKmode.
11341 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11342 BLKmode. Avoid unsupported vector modes or TImode moves for
11344 (aapcs_vfp_allocate_return_reg): Likewise.
11345 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11346 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11348 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11350 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11351 (arm_get_pcs_model): Pass attribute arguments to
11352 arm_pcs_from_attribute.
11353 (arm_init_cumulative_args): Use base AAPCS for conversions from
11354 floating-point types to DImode.
11355 (arm_attribute_table): Add pcs attribute.
11356 (arm_handle_pcs_attribute): New.
11357 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11358 conversions from floating-point types to DImode, also declare them
11359 to use base AAPCS and declare functions they call to use base
11360 AAPCS and their RTABI names.
11362 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11364 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11365 -mfloat-abi=hard not being supported for VFP.
11367 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11369 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11370 SYMBOL_REF to hard_libcall_value.
11372 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11373 Richard Earnshaw <rearnsha@arm.com>
11375 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11376 has been put on the stack, all remaining co-processory arguments for
11377 that co-processor also go on the stack.
11379 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11381 * config/arm/arm.c (arm_return_in_memory): Handle returning
11382 vectors of suitable size in registers also for AAPCS case.
11384 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11386 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11388 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11390 ARM Hard-VFP calling convention
11391 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11392 * target.h (gcc_target): Add libcall_value to table of call hooks.
11393 * targhooks.h (default_libcall_value): Default implementation.
11394 * targhooks.c (default_libcall_value): Likewise.
11395 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11396 * optabs.c (expand_unop): Use it.
11397 * expr.h (hard_libcall_value): Pass the function RTX through.
11398 * calls.c (emit_library_call_value_1): Update call to
11399 hard_libcall_value.
11400 * explow.c (hard_libcall_value): Use new target hook.
11401 * config/arm/arm.c: Include cgraph.h
11402 (TARGET_FUNCTION_VALUE): Override default hook.
11403 (arm_pcs_default): New variable.
11404 (arm_override_options): Don't fault hard calling convention with VFP.
11405 Add support for AAPCS variants.
11406 (arm_function_value): Make static. Handle AAPCS variants.
11407 (arm_libcall_value): New function.
11408 (arm_apply_result_size): Handle VFP registers in results.
11409 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11411 (pcs_attribute_args): New variable.
11412 (arm_pcs_from_attribute): New function.
11413 (arm_get_pcs_model): New function.
11414 (aapcs_vfp_cum_init): New function.
11415 (aapcs_vfp_sub_candidate): New function.
11416 (aapcs_vfp_is_return_candidate): New function.
11417 (aapcs_vfp_is_call_candidate): New function.
11418 (aapcs_vfp_allocate): New function.
11419 (aapcs_vfp_allocate_return_reg): New function.
11420 (aapcs_vfp_advance): New function.
11421 (aapcs_cp_arg_layout): New variable.
11422 (aapcs_select_call_coproc): New function.
11423 (aapcs_select_return_coproc): New function.
11424 (aapcs_allocate_return_reg): New function.
11425 (aapcs_libcall_value): New function.
11426 (aapcs_layout_arg): New function.
11427 (arm_init_cumulative_args): Initialize AAPCS args data.
11428 (arm_function_arg): Handle AAPCS variants using new interface.
11429 (arm_arg_parital_bytes): Likewise.
11430 (arm_function_arg_advance): New function.
11431 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11432 calling conventions.
11433 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11434 * arm.h (NUM_VFP_ARG_REGS): Define.
11435 (LIBCALL_VALUE): Update.
11436 (FUNCTION_VALUE): Delete.
11437 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11438 (arm_pcs): New enum.
11439 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11440 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11441 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11442 * arm-protos.h (arm_function_arg_advance): Add.
11443 (aapcs_libcall_value): Add.
11444 (arm_function_value): Delete.
11446 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11447 H.J. Lu <hongjiu.lu@intel.com>
11450 * config/i386/i386.c (standard_sse_mode_p): Remove.
11451 (standard_sse_constant_p): Return 2 for integer mode
11452 vector_all_ones_operand when SSE2 is enabled.
11453 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11454 (ix86_expand_vector_move): Do not check for negative values from
11455 standard_sse_constant_p.
11457 2009-08-06 Richard Guenther <rguenther@suse.de>
11459 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11460 array type comparisons frontend independent.
11461 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11462 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11463 out array reference lower bound and element size operands.
11464 (ao_ref_init_from_vn_reference): Properly compute the offset
11465 for ARRAY_RANGE_REF.
11466 (vn_reference_fold_indirect): Fill out array reference lower
11467 bound and element size operands.
11468 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11469 a non gimple valued reference operand which can happen for
11470 array reference lower bound or element size.
11471 (create_component_ref_by_pieces_1): Properly generate the
11472 element size operand for array references.
11474 2009-08-06 Richard Guenther <rguenther@suse.de>
11476 PR tree-optimization/40964
11477 * tree.c (iterative_hash_host_wide_int): Export.
11478 * tree.h (iterative_hash_host_wide_int): Declare.
11479 * tree-ssa-structalias.c (heapvar_map): New struct.
11480 (heapvar_map_eq): New function.
11481 (heapvar_map_hash): Likewise.
11482 (heapvar_lookup): Adjust.
11483 (heapvar_insert): Likewise.
11484 (make_constraint_from_heapvar): Allow multiple heap variables
11485 per decl at different offsets.
11486 (init_alias_heapvars): Adjust.
11488 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11490 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11491 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11492 trailing sync if TARGET_SYNC_AFTER_SC.
11494 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11496 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11497 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11498 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11499 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11500 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11501 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11502 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11503 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11504 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11505 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11506 the prototype declaration match the definition.
11507 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11508 instructions explicitly. Add barrier_before and operands
11510 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11511 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11512 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11513 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11514 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11515 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11517 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11519 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11521 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11522 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11525 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11528 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11530 PR rtl-optimization/40924
11531 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11532 make sure canon_rtx (mem_address) isn't simpler than
11533 canon_rtx (expanded_mem_address).
11535 2009-08-05 Li Feng <nemokingdom@gmail.com>
11537 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11538 for each poly_bb_p.
11539 (build_scop_drs): Build alias set for each SCoP.
11541 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11543 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11544 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11545 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11546 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11547 (BASE_DRIVER_SELF_SPECS): Likewise.
11549 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11551 * tree-ssa-alias.c: Fix some comment typos.
11553 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11555 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11556 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11558 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11561 * simplify-rtx.c (simplify_binary_operation_1): Disable
11562 simplifications for decimal float operations.
11564 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11566 PR middle-end/40943
11567 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11568 operand of INDIRECT_REF.
11570 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11572 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11573 constants referencing TLS symbols.
11575 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11577 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11578 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11580 2009-08-03 Richard Guenther <rguenther@suse.de>
11582 * tree.c (make_vector_type): Build a main variant first,
11583 get the canonical one and then build the variant.
11584 * tree-ssa.c (useless_type_conversion_p_1): Handle
11586 (useless_type_conversion_p): Conversions to pointers to
11587 incomplete record types are useless.
11589 2009-08-03 Richard Guenther <rguenther@suse.de>
11591 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11592 file will be created.
11593 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11594 * toplev.c (compile_file): Adjust comment.
11596 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11598 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11599 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11600 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11601 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11602 (sh_promote_function_mode): Fix typo.
11604 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11606 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11608 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11610 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11611 declaration arguments.
11613 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11615 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11616 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11617 (ix86_split_ashl): Ditto.
11618 (ix86_expand_vector_init_one_nonzero): Ditto.
11619 (ix86_expand_vector_set): Ditto.
11620 (ix86_expand_reduc_v4sf): Ditto.
11622 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11624 * explow.c (promote_function_mode): Remove assert.
11625 * config/sh/sh.c (sh_promote_function_mode): Declare.
11627 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11629 * config/pa/pa.c (pa_promote_function_mode): Declare.
11630 Change to static. Fix promote_mode call.
11632 * gthr-dce.h (CONST_CAST2): Define if not defined.
11633 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11635 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11637 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11639 * expr.c (store_constructor): Use promote_decl_mode. Remove
11640 now write-only variable unsignedp.
11641 (expand_expr_real_1): Use promote_decl_mode.
11642 * expr.h (promote_function_mode, promote_decl_mode): New.
11643 (promote_mode): Remove last argument.
11644 * function.c (assign_temp): Drop last argument of promote_mode.
11645 (assign_parm_find_data_types): Use promote_function_mode.
11646 (assign_parm_setup_reg): Likewise.
11647 (expand_function_end): Use promote_function_mode.
11648 * calls.c (initialize_argument_information): Use promote_function_mode.
11649 (precompute_arguments): Use promote_mode instead of checking if
11650 only PROMOTE_FUNCTION_MODE is defined.
11651 (expand_call): When making sibcall decisions, use promote_function_mode.
11652 Below, remove an if for targetm.calls.promote_function_return and
11653 and use promote_function_mode.
11654 (emit_library_call_value_1): Use promote_function_mode, fix bug
11655 where promote_mode was passed FOR_CALL == 0 for a return value in an
11657 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11658 * explow.c (promote_function_mode, promote_decl_mode): New.
11659 (promote_mode): Keep only the FOR_CALL == 0 case.
11660 * combine.c (setup_incoming_promotion): Remove test of
11661 promote_function_args. Use promote_function_mode.
11662 * stmt.c (expand_value_return): Use promote_decl_mode.
11663 (expand_decl): Use promote_decl_mode.
11665 * expr.c (store_constructor): Use promote_decl_mode. Remove
11666 now write-only variable unsignedp.
11667 (expand_expr_real_1): Use promote_decl_mode.
11668 * expr.h (promote_function_mode, promote_decl_mode): New.
11669 (promote_mode): Remove last argument.
11670 * function.c (assign_temp): Drop last argument of promote_mode.
11671 (assign_parm_find_data_types): Use promote_function_mode.
11672 (assign_parm_setup_reg): Likewise.
11673 (expand_function_end): Use promote_function_mode.
11674 * calls.c (initialize_argument_information): Use promote_function_mode.
11675 (precompute_arguments): Use promote_mode instead of checking if
11676 only PROMOTE_FUNCTION_MODE is defined.
11677 (expand_call): When making sibcall decisions, use promote_function_mode.
11678 Below, remove an if for targetm.calls.promote_function_return and
11679 and use promote_function_mode.
11680 (emit_library_call_value_1): Use promote_function_mode, fix bug
11681 where promote_mode was passed FOR_CALL == 0 for a return value in an
11683 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11684 * explow.c (promote_function_mode, promote_decl_mode): New.
11685 (promote_mode): Keep only the FOR_CALL == 0 case.
11686 * combine.c (setup_incoming_promotion): Remove test of
11687 promote_function_args. Use promote_function_mode.
11688 * stmt.c (expand_value_return): Use promote_decl_mode.
11689 (expand_decl): Use promote_decl_mode.
11691 * explow.c (promote_function_mode): Just call the target hook.
11692 * targhooks.c (default_promote_function_mode,
11693 default_promote_function_mode_always_promote): New.
11694 * targhooks.h (default_promote_function_mode,
11695 default_promote_function_mode_always_promote): Declare.
11696 * target.h (promote_function_args, promote_function_return): Remove.
11697 (promote_function_mode): New.
11698 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11699 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11700 (TARGET_PROMOTE_FUNCTION_MODE): New.
11701 (TARGET_CALLS): Adjust.
11702 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11703 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11705 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11706 * config/s390/s390.c (s390_promote_function_mode): ... here,
11707 with pointer handling.
11708 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11709 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11711 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11712 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11713 with pointer handling.
11714 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11715 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11717 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11718 * config/sh/sh.c (sh_promote_function_mode): New.
11719 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11720 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11722 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11723 * config/cris/cris.c (cris_promote_function_mode): ... here.
11724 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11725 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11727 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11728 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11729 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11730 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11732 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11733 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11734 complex type handling.
11735 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11736 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11738 * config/pa/pa.c (pa_promote_function_mode): New.
11739 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11740 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11742 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11743 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11744 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11745 * config/xtensa/xtensa.c: Likewise.
11746 * config/stormy16/stormy16.c: Likewise.
11747 * config/iq2000/iq2000.c: Likewise.
11748 * config/rs6000/rs6000.c: Likewise.
11749 * config/picochip/picochip.c: Likewise.
11750 * config/arc/arc.c: Likewise.
11751 * config/mcore/mcore.c: Likewise.
11752 * config/score/score.c: Likewise.
11753 * config/mips/mips.c: Likewise.
11754 * config/bfin/bfin.c: Likewise.
11755 * config/ia64/ia64.c: Likewise (disabled though).
11757 * config/frv/frv.h: Remove pointless remark.
11759 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11760 TARGET_PROMOTE_FUNCTION_ARGS,
11761 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11762 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11764 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11766 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11767 -floop-parallelize-all.
11768 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11769 flag_loop_parallelize_all.
11770 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11771 * graphite.c (graphite_transform_loops): Same.
11772 * common.opt: Same.
11773 * graphite-poly.c (apply_poly_transforms): Same.
11775 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11777 PR tree-optimization/40914
11778 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11779 if set, then check the delta field of the PMF record.
11780 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11781 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11782 call is stored in the delta.
11784 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11786 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11788 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11790 * config/i386/bsd.h (ASM_BYTE): New define.
11791 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11792 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11793 .byte. Use fputs or putc instead of fprintf where appropriate.
11794 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11795 fputs or putc instead of fprintf where appropriate.
11796 * config/i386/i386elf.h: Ditto.
11797 * config/i386/sysv4.h: Ditto.
11799 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11800 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11801 (*tls_global_dynamic_64): Ditto.
11803 2009-07-31 Christian Bruel <christian.bruel@st.com>
11805 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11807 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11809 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11810 Remove dead code for MINUS.
11812 2009-07-31 Anthony Green <green@moxielogic.com>
11814 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11816 (moxie_expand_epilogue): Ditto for epilogue.
11817 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11818 incoming arguments.
11819 (moxie_function_arg): Ditto.
11820 (moxie_pass_by_reference): Ditto.
11821 (moxie_arg_partial_bytes): Ditto.
11822 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11823 (FUNCTION_ARG_ADVANCE) Ditto.
11824 (REG_PARM_STACK_SPACE) Ditto.
11825 (FUNCTION_ARG_REGNO_P) Dito.
11827 * config.gcc: Add moxie linux config support.
11828 * gcc/config/moxie/uclinux.h: New file.
11830 2009-07-31 DJ Delorie <dj@redhat.com>
11832 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11833 (UNSPECV_SP_SWITCH_E): New.
11834 (sp_switch_1): Change to an unspec.
11835 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11837 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11838 reference the new stack's address
11840 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11842 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11843 graphite-clast-to-gimple.o, graphite-dependences.o,
11844 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11845 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11846 (graphite-blocking.o,
11847 graphite-clast-to-gimple.o, graphite-dependences.o,
11848 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11849 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11850 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11851 * cfgloop.h (struct loop): Add can_be_parallel field.
11852 * common.opt (fgraphite-identity): Moved up.
11853 (fgraphite-force-parallel): New flag.
11854 * graphite.c: Rewrite.
11855 * graphite.h: Rewrite.
11856 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11858 * toplev.c (graphite_out_file): New file descriptor.
11859 (graphite_in_file): New.
11860 (process_options): flag_graphite_force_parallel cannot be used without
11862 * tree-ssa-loop.c: Include toplev.h.
11863 (gate_graphite_transforms): Enable flag_graphite for
11864 flag_graphite_force_parallel.
11866 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11868 * ChangeLog.graphite: New.
11869 * graphite-blocking.c: New.
11870 * graphite-clast-to-gimple.c: New.
11871 * graphite-clast-to-gimple.h: New.
11872 * graphite-dependences.c: New.
11873 * graphite-dependences.h: New.
11874 * graphite-interchange.c: New.
11875 * graphite-poly.c: New.
11876 * graphite-poly.h: New.
11877 * graphite-ppl.c: New.
11878 * graphite-ppl.h: New.
11879 * graphite-scop-detection.c: New.
11880 * graphite-scop-detection.h: New.
11881 * graphite-sese-to-poly.c: New.
11882 * graphite-sese-to-poly.h: New.
11886 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11888 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11889 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11891 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11893 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11894 (scev_is_linear_expression): Return false if the evolution is not
11895 affine multivariate.
11897 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11899 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11900 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11902 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11904 * tree-data-ref.c (debug_data_references): New.
11905 (debug_data_reference): New.
11906 * tree-data-ref.h (debug_data_references): Declared.
11907 (debug_data_reference): Declared.
11909 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11911 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11912 * tree-data-ref.h (scop_p): Removed.
11913 (struct data_reference): Remove field scop.
11914 (DR_SCOP): Removed.
11915 (stmt_simple_memref_p): Removed.
11917 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11919 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11920 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11923 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11925 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11927 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11929 * doc/invoke.texi (-fgraphite-identity): Documented.
11931 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11933 * tree-scalar-evolution.c: Fix comment.
11934 (instantiate_scev_1): Return unknow from scev instantiation if the
11935 result is not above instantiate_below.
11937 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11939 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11940 static anymore. Instantiate the symbols that may have been introduced
11942 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11945 2009-07-30 DJ Delorie <dj@redhat.com>
11947 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11948 .vliw directive to VLIW sections.
11950 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11952 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11954 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11955 (AUTOHEADER): New variable.
11956 ($(srcdir)/cstamp-h.in): Use it.
11958 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11959 Pat Haugen <pthaugen@us.ibm.com>
11960 Revital Eres <ERES@il.ibm.com>
11962 * config/rs6000/vector.md (VEC_F): Add VSX support.
11965 (mov<mode>): Ditto.
11966 (vector_load_<mode>): Ditto.
11967 (vector_store_<mode>): Ditto.
11968 (vector GPR move split): Ditto.
11969 (vec_reload_and_plus_<mptrsize>): Ditto.
11970 (vec_reload_and_reg_<mptrsize>): Ditto.
11971 (add<mode>3): Ditto.
11972 (sub<mode>3): Ditto.
11973 (mul<mode>3): Ditto.
11974 (neg<mode>2): Ditto.
11975 (abs<mode>2): Ditto.
11976 (smin<mode>3): Ditto.
11977 (smax<mode>3): Ditto.
11978 (vector_eq<mode>): Ditto.
11979 (vector_gt<mode>): Ditto.
11980 (vector_ge<mode>): Ditto.
11981 (vector_gtu<mode>): Ditto.
11982 (vector_select_<mode>_uns): Ditto.
11983 (vector_eq_<mode>_p): Ditto.
11984 (vector_gt_<mode>_p): Ditto.
11985 (vector_ge_<mode>_p): Ditto.
11986 (vector_gtu_<mode>_p): Ditto.
11987 (cr6_test_for_zero): Ditto.
11988 (cr6_test_for_zero_reverse): Ditto.
11989 (cr6_test_for_lt): Ditto.
11990 (cr6_test_for_lt_reverse): Ditto.
11991 (xor<mode>3): Ditto.
11992 (ior<mode>3): Ditto.
11993 (and<mode>3): Ditto.
11994 (one_cmpl<mode>2): Ditto.
11995 (nor<mode>2): Ditto.
11996 (andc<mode>2): Ditto.
11997 (float<VEC_int<mode>2): Ditto.
11998 (unsigned_float<VEC_int><mode>2): Ditto.
11999 (fix_trunc<mode><VEC_int>2): Ditto.
12000 (fixuns_trunc<mode><VEC_int>2): Ditto.
12002 (vec_set<mode>): Ditto.
12003 (vec_extract<mode>): Ditto.
12004 (vec_interleave_highv4sf): Ditto.
12005 (vec_interleave_lowv4sf): Ditto.
12006 (vec_realign_load_<mode>): Ditto.
12007 (vec_shl_<mode>): Ditto.
12008 (vec_shr_<mode>): Ditto.
12009 (div<mode>3): New patterns for VSX.
12010 (vec_interleave_highv2df): Ditto.
12011 (vec_interleave_lowv2df): Ditto.
12012 (vec_pack_trunc_v2df): Ditto.
12013 (vec_pack_sfix_trunc_v2df): Ditto.
12014 (vec_pack_ufix_trunc_v2df): Ditto.
12015 (vec_unpacks_hi_v4sf): Ditto.
12016 (vec_unpacks_lo_v4sf): Ditto.
12017 (vec_unpacks_float_hi_v4si): Ditto.
12018 (vec_unpacks_float_lo_v4si): Ditto.
12019 (vec_unpacku_float_hi_v4si): Ditto.
12020 (vec_unpacku_float_lo_v4si): Ditto.
12021 (movmisalign<mode>): Ditto.
12022 (vector_ceil<mode>2): New patterns for vectorizing math library.
12023 (vector_floor<mode>2): Ditto.
12024 (vector_btrunc<mode>2): Ditto.
12025 (vector_copysign<mode>3): Ditto.
12027 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12028 predicate for setting the high bit in each word, used for copysign.
12030 * config/rs6000/ppc-asm.h (f19): Whitespace.
12031 (f32-f63): Define if VSX.
12032 (v0-v31): Define if Altivec.
12033 (vs0-vs63): Define if VSX.
12035 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12037 * config/rs6000/power7.md: New file, provide tuning parameters for
12040 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12041 (rs6000_cpu_cpp_builtins): Ditto.
12042 (altivec_overloaded_builtins): Ditto.
12043 (altivec_resolve_overloaded_builtin): Ditto.
12045 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12046 debug switch to disable vectorizing simple math builtin
12049 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12050 Vectorize simple math builtin functions.
12051 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12052 hook to vectorize math builtins.
12053 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12054 (rs6000_builtin_conversion): Add VSX/power7 support.
12055 (rs6000_builtin_vec_perm): Ditto.
12056 (vsplits_constant): Add support for loading up a vector constant
12057 with just the high bit set in each part.
12058 (rs6000_expand_vector_init): Add VSX/power7 support.
12059 (rs6000_expand_vector_set): Ditto.
12060 (rs6000_expand_vector_extract): Ditto.
12061 (rs6000_emit_move): Ditto.
12062 (bdesc_3arg): Ditto.
12063 (bdesc_2arg): Ditto.
12064 (bdesc_1arg): Ditto.
12065 (rs6000_expand_ternop_builtin): Ditto.
12066 (altivec_expand_builtin): Ditto.
12067 (rs6000_expand_unop_builtin): Ditto.
12068 (rs6000_init_builtins): Ditto.
12069 (altivec_init_builtins): Ditto.
12070 (builtin_function_type): Ditto.
12071 (rs6000_common_init_builtins): Ditto.
12072 (rs6000_handle_altivec_attribute); Ditto.
12073 (rs6000_mangle_type): Ditto.
12074 (rs6000_vector_mode_supported_p): Ditto.
12075 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12076 are mode dependent.
12078 * config/rs6000/vsx.md: New file for VSX support.
12080 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12081 identifing values with just the most significant bit set.
12082 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12083 vectorized builtins.
12085 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12086 (UNSPEC_VRFIM): Delete.
12087 (splitter for loading up vector with most significant bit): New
12088 splitter for vectorizing copysign.
12089 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12090 vectorizing simple math functions.
12091 (altivec_vrfip): Add support for vectorizing simple math functions.
12092 (altivec_vrfim): Ditto.
12093 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12095 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12096 (power7.md, vsx.md): Include for power7 support.
12097 (copysigndf3): Use VSX instructions if -mvsx.
12098 (negdf2_fpr): Ditto.
12099 (absdf2_fpr): Ditto.
12100 (nabsdf2_fpr): Ditto.
12101 (adddf3_fpr): Ditto.
12102 (subdf3_fpr): Ditto.
12103 (muldf3_fpr): Ditto.
12104 (divdf3_fpr): Ditto.
12105 (fix_truncdfdi2_fpr): Ditto.
12106 (cmpdf_internal1): Ditto.
12107 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12108 (btruncdf2, btruncdf2_fpr): Ditto.
12109 (ceildf2, ceildf2_fpr): Ditto.
12110 (floordf2, floordf2_fpr): Ditto.
12111 (floatdidf2, floatdidf2_fpr): Ditto.
12112 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12113 (fmsubdf4_fpr): Ditto.
12114 (fnmadddf4_fpr_1): Ditto.
12115 (fnmadddf4_fpr_2): Ditto.
12116 (fnmsubdf4_fpr_1): Ditto.
12117 (fnmsubdf4_fpr_2): Ditto.
12118 (fixuns_truncdfdi2): Add expander for VSX support.
12119 (fix_truncdfdi2): Ditto.
12120 (fix_truncdfsi2): Ditto.
12121 (ftruncdf2): Ditto.
12122 (btruncsf2): Whitespace.
12123 (movdf_hardfloat32): Add support for VSX registers.
12124 (movdf_softfloat32): Ditto.
12125 (movdf_hardfloat64): Ditto.
12126 (movdf_hardfloat64_mfpgpr): Ditto.
12127 (movdf_softfloat64): Ditto.
12128 (movti splitters): Add check for vector registers supporting
12129 TImode in the future.
12130 (bpermd): Add power7 bpermd instruction.
12132 * config/rs6000/altivec.h (vec_div): Define if VSX.
12135 (vec_nmadd): Ditto.
12136 (vec_nearbyint): Ditto.
12139 (all predicates): Use the generic builtin function, and not the V4SF
12140 specific function so that the predicates will work with VSX's V2DF.
12141 (vec_all_*): Ditto.
12142 (vec_any_*): Ditto.
12144 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12145 Document new VSX functions and types.
12147 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12150 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12151 "wa", and "j" constraints. Modify "v" to talk about Altivec
12152 instead of just vector.
12154 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12157 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12158 location for phi arguments.
12159 (rewrite_update_phi_arguments): Find locations for reaching defs.
12160 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12161 Add location to add_phi_arg calls.
12162 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12163 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12164 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12165 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12166 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12167 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12168 * tree-phinodes.c (make_phi_node): Initialize location.
12169 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12170 (add_phi_arg): Add location parameter.
12171 (remove_phi_arg_num): Move location when moving phi argument.
12172 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12174 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12175 slpeel_update_phi_nodes_for_guard1,
12176 slpeel_update_phi_nodes_for_guard2,
12177 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12178 vect_loop_versioning): Set locations.
12179 * tree-parloops.c (create_phi_for_local_result,
12180 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12181 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12182 * tree-vect-loop.c (get_initial_def_for_induction,
12183 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12185 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12186 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12187 (gimple_phi_arg_set_location): New. Set locus.
12188 (gimple_phi_arg_has_location): New. Check for locus.
12189 (redirect_edge_var_map_location): New. Return locus from var_map.
12190 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12191 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12192 combining PHI arguments.
12193 (cond_store_replacement): Set location.
12194 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12195 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12196 scop_add_exit_phis_edge): Add locations.
12197 * tree-cfgcleanup.c (remove_forwarder_block,
12198 remove_forwarder_block_with_phi): Add locations.
12199 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12200 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12202 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12203 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12204 flush_pending_stmts): Add source location.
12205 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12206 stack to preserve locations.
12207 * tree-vect-stmts.c (vectorizable_load): Add location.
12208 * tree-inline.c (copy_phis_for_bb): Copy locus.
12209 (setup_one_parameter): Add call locus to inlined parameter stmts.
12210 (initialize_inlined_parameters): Pass in call location as parameter
12212 (tree_function_versioning): Pass location to setup_one_parameter.
12213 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12214 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12215 copy and edge lists.
12216 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12217 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12218 locus parameter and override the stmt default if provided.
12219 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12220 elim_graph_add_edge, elim_graph_remove_succ_edge,
12221 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12222 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12223 eliminate_phi): Add locus info in elimination graph for each edge and
12225 (insert_backedge_copies): Copy locus if present.
12226 * tree-flow.h (struct _edge_var_map): Add locus field.
12227 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12228 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12229 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12231 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12233 2009-07-30 Martin Jambor <mjambor@suse.cz>
12235 PR tree-optimization/40570
12236 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12237 use inlining loops.
12239 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12241 * ssa-loop-manip.c: Include langhooks.h.
12242 (rewrite_phi_with_iv): New.
12243 (rewrite_all_phi_nodes_with_iv): New.
12244 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12245 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12246 * tree-parloops.c (loop_parallel_p): Move out all conditions
12247 except dependency check.
12248 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12249 (gen_parallel_loop): Call canonicalize_loop_ivs without
12250 reduction_list argument.
12251 (build_new_reduction): New.
12252 (gather_scalar_reductions): New.
12253 (try_get_loop_niter): New.
12254 (try_create_reduction_list): New.
12255 (parallleize_loops): Change the parallel conditions check.
12256 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12257 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12259 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12261 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12263 * doc/options.texi (Option properties): Mention new quoting syntax.
12265 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12267 * config/alpha/alpha.c (alpha_start_function):
12268 Handle VMS_DEBUG_MAIN_POINTER
12269 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12270 * doc/invoke.texi: Document -mdebug-main switch.
12272 2009-07-29 Richard Henderson <rth@redhat.com>
12274 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12275 (cgraph_create_edge_including_clones): Likewise.
12276 * tree-inline.c (copy_bb): Operate on the correct edges
12277 when updating the callgraph.
12279 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12281 * config/alpha/vms-cc.c: Deleted.
12282 * config/alpha/vms-ld.c: Deleted.
12283 * config/alpha/t-vms64: Moved to config/vms
12284 * config/alpha/vms-crt0-64.c: Moved to config/vms
12285 * config/alpha/vms-crt0.c: Moved to config/vms
12286 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12287 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12288 * config/alpha/xm-vms.h: Moved to config/vms
12289 * config/alpha/x-vms: Moved to config/vms
12290 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12292 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12293 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12295 * config/vms/t-vms64: Moved here from config/alpha
12296 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12297 (argc,argv,envp): Enforce 32bit malloc'ing.
12298 * config/vms/vms-psxcrt0-64.c: Likewise.
12299 * config/vms/vms-crt0.c: Moved here from config/alpha.
12300 * config/vms/vms-psxcrt0.c: Likewise.
12301 * config/vms/vms-crtl-64.h: New file.
12302 * config/vms/vms-crtl.h: New file.
12303 * config/vms/vms.opt: New file.
12304 * config/vms/xm-vms64.h: New file.
12305 * config/vms/xm-vms.h: Moved here from config/alpha.
12306 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12308 * config/vms/x-vms: Moved here from config/alpha.
12309 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12310 (vms-ld.o, vms-cc.o): Removed.
12311 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12313 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12315 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12316 correct stack (obvious VMS fix).
12318 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12320 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12321 date, version info if VMS_DEBUGGING_INFO defined.
12322 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12323 size, date calculating code moved here.
12325 2009-07-29 Paul Brook <paul@codesourcery.com>
12327 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12330 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12333 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12334 to DImode when generating insq_le insn.
12336 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12338 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12339 New macro set for VMS_DEBUGGGING_INFO.
12340 (AT_string_form): Use it.
12342 2009-07-28 DJ Delorie <dj@redhat.com>
12344 * config/mep/mep.c (vtext_section): New.
12345 (vftext_section): New.
12346 (ftext_section): New.
12347 (mep_select_section): Add support for functions.
12348 (mep_unique_section): Likewise.
12349 (mep_asm_init_sections): Likewise.
12350 (mep_encode_section_info): Remove it from here.
12352 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12354 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12356 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12357 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12359 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12361 * dwarf2out.c (output_file_names): Test new macro
12362 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12363 (add_comp_dir_attribute): Likewise.
12365 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12367 * config/i386/mingw-w64.h (LINK_SPEC): Add
12368 separating space between commands.
12370 2009-07-28 Jan Hubicka <jh@suse.cz>
12372 PR tree-optimization/40759
12373 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12376 2009-07-27 DJ Delorie <dj@redhat.com>
12378 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12379 types are dword-aligned.
12380 (mep_expand_va_start): Likewise.
12382 2009-07-27 Olivier Hainque <hainque@adacore.com>
12383 Douglas B Rupp <rupp@gnat.com>
12385 * convert.c (convert_to_pointer): Don't assume the target
12386 pointer type is POINTER_SIZE long. Fetch its precision instead.
12388 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12390 * system.h (fopen): Undefine if macro.
12392 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12394 * dwarf2out.c (output_cfi_p): Removed.
12395 (output_cfis): New function.
12396 (output_fde): New function, split from output_call_frame_info.
12397 (output_call_frame_info): Use it.
12398 (dwarf2out_switch_text_section): Use output_cfis.
12400 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12402 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12403 TARGET_BI_ARCH is specified without enabling SJLJ.
12404 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12405 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12407 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12409 * arm.md (negdi2): Use DImode if forcing a value into a register.
12411 2009-07-26 Ira Rosen <irar@il.ibm.com>
12413 PR tree-optimization/40801
12414 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12415 of vector operand from the previous copy of vector statement.
12416 Pass the correct definition type value to
12417 vect_get_vec_def_for_stmt_copy().
12419 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12421 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12422 const char ** conversion.
12424 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12426 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12427 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12428 (gcc_unreachable): Invoke __builtin_unreachable() if
12429 !ENABLE_ASSERT_CHECKING.
12431 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12433 PR rtl-optimization/40445
12434 * emit-rtl.c (next_nonnote_insn_bb): New function.
12435 * rtl.h (next_nonnote_insn_bb): Declare new function.
12436 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12437 with no successors that is the successor of the ENTRY_BLOCK.
12438 Continue from the top after removing an empty fallthrough block.
12439 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12440 of next_nonnote_insn.
12442 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12444 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12446 2009-07-25 Martin Jambor <mjambor@suse.cz>
12448 * c-common.c (c_common_attribute_table): New element for noclone.
12449 (handle_noclone_attribute): New function. Forward-declare.
12450 * tree-inline.c (tree_versionable_function_p): Check for noclone
12452 * doc/extend.texi (Labels as Values): Document need for noclone.
12453 (Function Attributes): Document noclone attribute.
12455 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12457 PR rtl-optimization/34999
12458 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12459 and dw_fde_switched_cold_to_hot fields.
12460 (output_cfi_p): New function.
12461 (output_call_frame_info): If fde->dw_fde_switched_sections,
12462 output 2 FDEs instead of one with corrupted header.
12463 (dwarf2out_do_cfi_startproc): New function.
12464 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12465 and fde->dw_fde_switched_cold_to_hot.
12466 (dwarf2out_switch_text_section): Compute
12467 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12468 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12469 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12470 Otherwise, compute fde->dw_fde_switch_cfi.
12472 2009-07-24 Cary Coutant <ccoutant@google.com>
12474 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12476 2009-07-24 Cary Coutant <ccoutant@google.com>
12478 * cfghooks.c (split_block): Copy discriminator to new block.
12479 * tree-cfg.c (assign_discriminator): Check location of last
12480 instruction in block as well as first.
12482 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12484 * config/i386/linux.c: Use fputs or putc instead of fprintf
12486 * config/i386/gas.h: Ditto.
12487 * config/i386/x86-64.h: Ditto.
12488 * config/i386/att.h: Ditto.
12490 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12492 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12495 2009-07-24 Martin Jambor <mjambor@suse.cz>
12497 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12498 (ipa_push_func_to_list_1): Declare.
12499 (ipa_push_func_to_list): New function.
12501 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12502 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12503 (ipa_push_func_to_list): Removed.
12504 (ipa_pop_func_from_list): Clear node_enqueued flag.
12506 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12508 * config/s390/s390.c (override_options): Default
12509 max-unrolled-insns to 100 for z10 tuning.
12511 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12513 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12514 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12515 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12516 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12517 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12518 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12519 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12521 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12523 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12524 use default set in mingw32.h header.
12525 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12526 64-bit /mingw/include path.
12527 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12530 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12532 PR rtl-optimization/40209
12533 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12535 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12537 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12538 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12539 with the rest of string where appropriate. Use fputs or putc
12540 instead of fprintf where appropriate.
12542 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12543 Pat Haugen <pthaugen@us.ibm.com>
12544 Revital Eres <ERES@il.ibm.com>
12546 * config/rs6000/vector.md: New file. Move most of the vector
12547 expander support here from altivec.md to allow for the VSX vector
12548 unit in the future. Add support for secondary_reload patterns.
12549 Rewrite the patterns for vector comparison, and vector comparison
12550 predicate instructions so that the RTL expresses the desired
12551 behavior, instead of using unspec.
12553 * config/rs6000/constraints.md ("f" constraint): Use
12554 rs6000_constraints to hold the precalculated register class.
12555 ("d" constraint): Ditto.
12556 ("wd" constraint): New constraint for VSX.
12557 ("wf" constraint): Ditto.
12558 ("ws" constraint): Ditto.
12559 ("wa" constraint): Ditto.
12560 ("wZ" constraint): Ditto.
12561 ("j" constraint): Ditto.
12563 * config/rs6000/predicates.md (vsx_register_operand): New
12565 (vfloat_operand): New predicate for vector.md.
12566 (vint_operand): Ditto.
12567 (vlogical_operand): Ditto.
12568 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12569 (easy_vector_constant): Add VSX support.
12570 (altivec_indexed_or_indirect_operand): New predicate for
12571 recognizing Altivec style memory references with AND -16.
12573 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12574 for vector secondary reload support.
12575 (rs6000_vector_reg_class): Delete, replacing it with
12576 rs6000_constraints.
12577 (rs6000_vsx_reg_class): Ditto.
12578 (rs6000_constraints): New array to hold the register classes of
12579 each of the register constraints that can vary at runtime.
12580 (builtin_mode_to_type): New static array for builtin function type
12582 (builtin_hash_table): New static hash table for builtin function
12584 (TARGET_SECONDARY_RELOAD): Define target hook.
12585 (TARGET_IRA_COVER_CLASSES): Ditto.
12586 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12587 registers are 128 bits if VSX memory reference instructions are used.
12588 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12589 unit is being used.
12590 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12591 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12592 Print several of the scheduling related parameters.
12593 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12594 rs6000_constraints instead of rs6000_vector_reg_class. Move
12595 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12596 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12597 Altivec. Add VSX support. Setup for secondary reload support on
12598 Altivec/VSX registers.
12599 (rs6000_override_options): Make power7 set the scheduling groups
12600 like the power5. Add support for new debug switches to override
12601 the scheduling defaults. Temporarily disable -mcpu=power7 from
12602 setting -mvsx. Add support for debug switches -malways-hint,
12603 -msched-groups, and -malign-branch-targets.
12604 (rs6000_buitlin_conversion): Add support for returning unsigned
12605 vector conversion functions to fix regressions due to stricter
12607 (rs6000_builtin_mul_widen_even): Ditto.
12608 (rs6000_builtin_mul_widen_odd): Ditto.
12609 (rs6000_builtin_vec_perm): Ditto.
12610 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12611 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12612 to zero a register.
12613 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12614 generated upstream.
12615 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12616 VSX types for bit operations. Changes to accomidate vector.md.
12617 (bdesc_2arg): Ditto.
12618 (bdesc_1arg): Ditto.
12619 (struct builtin_description_predicates): Rewrite predicate
12620 handling so that RTL describes the operation, instead of passing
12621 the instruction to be used as a string argument.
12622 (bdesc_altivec_preds): Ditto.
12623 (altivec_expand_predicate_builtin): Ditto.
12624 (altivec_expand_builtin): Ditto.
12625 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12626 statement for vsldoi support.
12627 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12628 (altivec_expand_st_builtin): Ditto.
12629 (paired_expand_builtin): Whitespace changes.
12630 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12631 builtin_mode_to_type table for secondary reload. Call
12632 builtin_function_type to build random builtin functions.
12633 (altivec_init_builtins): Change to use builtin_function_type to
12634 create builtin function types dynamically as we need them.
12635 (builtin_hash_function): New support for hashing the tree types
12636 for builtin function as we need it, rather than trying to build
12637 all of the trees that we need. Add initial preliminary VSX support.
12638 (builtin_function_type): Ditto.
12639 (builtin_function_eq): Ditto.
12640 (builtin_hash_struct): Ditto.
12641 (rs6000_init_builtins): Ditto.
12642 (rs6000_common_init_builtins): Ditto.
12643 (altivec_init_builtins): Ditto.
12644 (rs6000_common_init_builtins): Ditto.
12645 (enum reload_reg_type): New enum for simplifing reg classes.
12646 (rs6000_reload_register_type): Simplify register classes into GPR,
12647 Vector, and other registers. Altivec and VSX addresses in reload.
12648 (rs6000_secondary_reload_inner): Ditto.
12649 (rs6000_ira_cover_classes): New target hook, that returns the
12650 appropriate cover classes, based on -mvsx being used or not.
12651 (rs6000_secondary_reload_class): Add VSX support.
12652 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12653 (get_vsel_insn): Ditto.
12654 (rs6000_emit_vector_compare): Rewrite vector conditional support
12655 so that where we can, we use RTL operators, instead of blindly use
12657 (rs6000_emit_vector_select): Ditto.
12658 (rs6000_emit_vector_cond_expr): Ditto.
12659 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12660 (create_TOC_reference): Add -mdebug=addr support.
12661 (emit_frame_save): VSX loads/stores need register indexed addressing.
12663 * config/rs6000/rs6000.md: Include vector.md.
12665 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12667 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12668 support for V2DI, V2DF in logical, permute, select operations.
12670 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12671 switch for vsx/power7.
12672 (-mvsx-scalar-memory): Ditto.
12673 (-mvsx-align-128): Ditto.
12674 (-mallow-movmisalign): Ditto.
12675 (-mallow-df-permute): Ditto.
12676 (-msched-groups): Ditto.
12677 (-malways-hint): Ditto.
12678 (-malign-branch-targets): Ditto.
12680 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12682 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12683 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12684 (rs6000_vector_reg_class): Delete.
12685 (rs6000_vsx_reg_class): Ditto.
12686 (enum rs6000_reg_class_enum): New enum for the constraints that
12687 vary based on target switches.
12688 (rs6000_constraints): New array to hold the register class for all
12689 of the register constraints that vary based on the switches used.
12690 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12691 (enum rs6000_builtins): Add unsigned varients for the builtin
12692 declarations returned by target hooks for expanding multiplies,
12693 select, and permute operations. Add VSX builtins.
12694 (enum rs6000_builtin_type_index): Add entries for VSX.
12695 (V2DI_type_node): Ditto.
12696 (V2DF_type_node): Ditto.
12697 (unsigned_V2DI_type_node): Ditto.
12698 (bool_long_type_node): Ditto.
12699 (intDI_type_internal_node): Ditto.
12700 (uintDI_type_internal_node): Ditto.
12701 (double_type_internal_node): Ditto.
12703 * config/rs6000/altivec.md (whole file): Move all expanders to
12704 vector.md from altivec.md. Rename insn matching functions to be
12706 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12707 (altivec_vcmp*): Ditto.
12708 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12709 (VM): New iterator for moves that includes the VSX types.
12710 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12711 (altivec_vperm_<mode>_uns): New, for unsigned types.
12712 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12713 (altivec_eq<mode>): Ditto.
12714 (altivec_gt<mode>): Ditto.
12715 (altivec_gtu<mode>): Ditto.
12716 (altivec_eqv4sf): Ditto.
12717 (altivec_gev4sf): Ditto.
12718 (altivec_gtv4sf): Ditto.
12719 (altivec_vcmpbfp_p): Ditto.
12721 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12723 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12726 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12729 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12730 ASM_SHORT instead of .word.
12731 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12732 instead of .word in asm template.
12734 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12737 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12738 (process_bb_node_lives): Use it.
12740 * ira.c (setup_cover_and_important_classes): Don't setup
12741 ira_important_class_nums. Add cover classes to the end of
12743 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12745 (find_reg_class_closure): Use reorder_important_classes.
12747 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12749 * config/i386/i386.c (i386_ira_cover_classes): New function.
12750 (TARGET_IRA_COVER_CLASSES): Redefine.
12752 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12753 importance of order of cover classes in the array.
12755 2009-07-22 Diego Novillo <dnovillo@google.com>
12757 * tree-pass.h (TDF_EH): Define.
12758 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12759 contains TDF_EH, print the EH region number holding GS.
12760 * tree-dump.c (dump_options): Add "eh".
12761 * doc/invoke.texi: Document it.
12763 2009-07-22 Doug Kwan <dougkwan@google.com>
12765 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12767 2009-07-22 Michael Matz <matz@suse.de>
12769 PR tree-optimization/35229
12770 PR tree-optimization/39300
12772 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12773 (inhibit_phi_insertion): New function.
12774 (insert_into_preds_of_block): Call it for REFERENCEs.
12775 (init_pre): Initialize and finalize scalar evolutions.
12776 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12778 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12780 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12781 Use CONST_VECTOR_NUNITS to determine number of elements.
12783 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12785 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12786 (U, W): Constraints are now deprecated and will be removed if we
12787 run out of letters.
12788 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12790 ("prefetch"): Add the stcmh instruction for prefetching.
12791 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12793 (s390_short_displacement): Return always true if compiling for
12794 machines not providing the long displacement facility.
12795 (s390_mem_constraint): Support the new constraint letter Z.
12796 (s390_check_qrst_address): New function.
12798 2009-07-21 DJ Delorie <dj@redhat.com>
12800 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12803 2009-07-21 Jason Merrill <jason@redhat.com>
12805 * c-common.c (max_tinst_depth): Increase default to 1024.
12807 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12809 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12810 (vec_unpacku_float_lo_v4si): Ditto.
12812 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12815 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12816 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12817 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12818 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12820 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12822 PR tree-optimization/40813
12823 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12826 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12828 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12829 with a NOP_EXPR if needed.
12831 2009-07-21 Paul Brook <paul@codesourcery.com>
12833 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12834 Terminate debug dump with newline.
12836 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12838 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12839 Cast "1" to unsigned HOST_WIDE_INT.
12840 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12841 deposit length to the maximum length - lsb. Extend length if
12842 HOST_BITS_PER_WIDE_INT is 32.
12844 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12846 * cgraph.h (constant_pool_htab): New function.
12847 (constant_descriptor_tree): Move from varasm.c.
12848 * varasm.c (constant_pool_htab): New function.
12849 (constant_descriptor_tree): Move to cgraph.h.
12851 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12853 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12855 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12857 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12860 2009-07-20 Xinliang David Li <davidxl@google.com>
12862 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12864 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12866 * config/mips/mips.md (move_type): Add arith.
12867 (type): Handle arith.
12868 (zero_extendsidi2): Rename this into ...
12869 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12870 (zero_extendsidi2): New expander.
12871 (*zero_extendsidi2_dext): New pattern.
12873 2009-07-20 Nick Clifton <nickc@redhat.com>
12875 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12876 to set MIPS_ABI_DEFAULT.
12877 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12879 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12881 * tree-object-size.c (addr_object_size): Handle unions with
12882 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12884 PR tree-optimization/40792
12885 * tree.c (build_function_type_skip_args): Remove bogus assert.
12887 2009-07-20 Jan Hubicka <jh@suse.cz>
12888 Martin Jambor <mjambor@suse.cz>
12890 * cgraph.h (combined_args_to_skip): New field.
12891 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12892 combined_args_to_skip and args_to_skip.
12893 * tree-inline.c (update_clone_info): New function.
12894 (tree_function_versioning): Call update_clone_info.
12895 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12897 (cgraph_materialize_all_clones): More extensive dumping, working
12898 with combined_args_to_skip rather than args_to_skip.
12900 2009-07-20 Ira Rosen <irar@il.ibm.com>
12902 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12903 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12904 (get_initial_def_for_reduction): Likewise.
12905 (vectorizable_reduction): Skip the check of first operand in case
12906 of COND_EXPR. Add check that it is outer loop vectorization if
12907 nested cycle was detected. Call vectorizable_condition() for
12908 COND_EXPR. If reduction epilogue cannot be created do not fail for
12909 nested cycles (if it is not double reduction). Assert that there
12910 is only one type in the loop in case of COND_EXPR. Call
12911 vectorizable_condition() to vectorize COND_EXPR.
12912 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12913 Add parameters. Allow nested cycles if called from
12914 vectorizable_reduction(). Use reduction vector variable if provided.
12915 (vect_analyze_stmt): Call vectorizable_reduction() before
12916 vectorizable_condition().
12917 (vect_transform_stmt): Update call to vectorizable_condition().
12919 2009-07-20 Christian Bruel <christian.bruel@st.com>
12921 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12922 * doc/invoke.texi (-mfmovd): Likewise.
12923 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12925 2009-07-20 Jan Hubicka <jh@suse.cz>
12927 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12928 when handling SSA name.
12930 2009-07-19 Jan Hubicka <jh@suse.cz>
12932 PR tree-optimization/40676
12933 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12934 virtual PHIs in empty BBs.
12936 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12938 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12939 re-expanded the compound use gen_lowpart instead to convert to the
12942 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12944 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12945 OUTER_CONST arguments.
12946 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12947 the new wider mode will be masked off.
12948 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12950 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12952 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12953 high-order bits are zero.
12955 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12957 * combine.c (simplify_shift_const_1): Split code to determine
12958 shift_mode into ...
12959 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12960 new bits shifted in are identical to the old sign bit.
12962 2009-07-18 Richard Guenther <rguenther@suse.de>
12965 * gimplify.c (gimplify_call_expr): Reject code using results from
12966 functions returning void.
12968 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12970 * doc/md.texi: Document the new PowerPC "es" constraint.
12971 Document that "m" can include automodified addresses on this target,
12972 and explain how %U must be used. Extend the "Q" and "Z" documentation
12973 to suggest "es" as well as "m".
12974 * config/rs6000/constraints.md (es): New memory constraint.
12975 (Q, Z): Update strings to match new documentation.
12977 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12979 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12980 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12981 * config/rs6000/predicates.md (volatile_mem_operand): Use
12982 offsettable_nonstrict_memref_p.
12983 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12984 (*floatunssidf2_internal): Likewise.
12985 (*fix_truncdfsi2_internal): Likewise.
12986 (*fix_trunctfsi2_internal): Likewise.
12988 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12990 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12991 atmega32u2 devices.
12992 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12994 2009-07-17 Richard Guenther <rguenther@suse.de>
12997 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12998 (pass_warn_unused_result): Likewise.
12999 (TODO_set_props): Remove.
13000 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13002 (pass_diagnose_omp_blocks): Define.
13003 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13004 (c_gimple_diagnostics_recursively): Remove.
13005 (finish_function): Do not call it.
13006 (c_write_global_declarations): Continue after errors.
13007 Finalize the CU here.
13008 * c-gimplify.c (c_genericize): Do not gimplify here.
13009 * c-common.c (c_warn_unused_result): Move ...
13010 * tree-cfg.c (do_warn_unused_result): ... here.
13011 (run_warn_unused_result): New function.
13012 (gate_warn_unused_result): New function.
13013 (pass_warn_unused_result): New pass.
13014 * c-common.h (c_warn_unused_result): Remove.
13015 * flags.h (flag_warn_unused_result): Declare.
13016 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13017 * opts.c (flag_warn_unused_result): Initialize to false.
13018 * toplev.c (compile_file): Add comment.
13019 * omp-low.c (create_omp_child_function): Do not register
13020 the function with the frontend.
13021 (diagnose_omp_structured_block_errors): Prepare to be
13022 called as optimization pass.
13023 (gate_diagnose_omp_blocks): New function.
13024 (pass_diagnose_omp_blocks): New pass.
13025 * cgraph.h (cgraph_optimize): Remove.
13026 (cgraph_analyze_function): Likewise.
13027 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13028 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13029 before their parents here.
13030 (cgraph_finalize_function): Not here.
13031 (cgraph_analyze_function): Gimplify functions here.
13032 (cgraph_finalize_compilation_unit): Continue after errors.
13033 Optimize the callgraph from here.
13034 (cgraph_optimize): Make static.
13035 * langhooks.c (write_global_declarations): Finalize the CU.
13036 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13037 (gimplify_function_tree): Assert we gimplify only once.
13038 Set PROP_gimple_any property.
13039 * tree-nested.c (gimplify_all_functions): New function.
13040 (lower_nested_functions): Gimplify all nested functions.
13041 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13042 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13043 and pass_diagnose_omp_blocks after gimplification. Do not
13044 set TODO_set_props on all_lowering_passes.
13045 (execute_one_pass): Do not handle TODO_set_props.
13046 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13047 (gimplify.o): Add tree-pass.h dependency.
13048 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13049 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13050 (unsave_r): Likewise.
13051 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13052 temporary variable.
13054 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13056 * doc/service.texi (Service): Restore previously removed link,
13057 which isn't broken after all.
13059 2009-07-17 Richard Guenther <rguenther@suse.de>
13061 PR tree-optimization/40321
13062 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13063 PHI nodes to the maximal set.
13064 (make_values_for_phi): Add PHI arguments to the maximal set.
13065 (execute_pre): Dump PHI_GEN and the maximal set.
13067 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13070 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13073 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13075 * doc/extend.texi (Nested Functions): Replace broken link with
13077 * doc/service.texi (Service): Remove broken link.
13079 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13082 * builtins.c (expand_builtin_memcmp): Use loc instead of
13083 EXPR_LOCATION (exp).
13084 (expand_builtin_strncmp): Likewise.
13086 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13087 Manuel López-Ibáñez <manu@gcc.gnu.org>
13090 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13091 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13092 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13093 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13094 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13095 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13096 tree-inline.c, c-common.c, c-common.h, gimple.c,
13097 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13098 convert.c: Add location argument to fold_{unary,binary,ternary},
13099 fold_build[123], build_call_expr, build_size_arg,
13100 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13101 fold_build1_initializer, fold_build2_initializer,
13102 fold_build3_initializer, fold_build_call_array,
13103 fold_build_call_array_initializer, fold_single_bit_test,
13104 omit_one_operand, omit_two_operands, invert_truthvalue,
13105 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13106 combine_comparisons, fold_builtin_*, fold_call_expr,
13107 build_range_check, maybe_fold_offset_to_address, round_up,
13110 2009-07-16 Jason Merrill <jason@redhat.com>
13113 * c-common.c (c_common_reswords): Add __is_standard_layout
13115 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13116 * doc/implement-cxx.texi: New.
13117 * doc/gcc.texi: Include it.
13119 2009-07-16 DJ Delorie <dj@redhat.com>
13121 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13122 compares that may be indirectly affected by previous instructions.
13124 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13126 * builtins.c (do_mpc_arg2): New.
13127 (fold_builtin_2): Fold builtin cpow.
13128 * real.h (HAVE_mpc_pow): New.
13130 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13132 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13133 comparison to skip unprofitable schedule
13135 2009-07-16 Simon Baldwin <simonb@google.com>
13137 * gcc.c (option_map): New flag -no-canonical-prefixes.
13138 * (display_help): Print help text for new flag.
13139 * (process_command): Move options translation and language specifics
13140 and handle new flag early. Use it to set a function pointer to a
13141 prefix builder. Replace make_relative_prefix calls with calls to
13142 the function pointed to. Ignore new flag in regular options handling.
13143 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13145 2009-07-15 DJ Delorie <dj@redhat.com>
13147 * config/mep/mep.md (sibcall_internal): Change register to avoid
13148 argument registers.
13149 (sibcall_value_internal): Likewise.
13151 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13153 PR rtl-optimization/40710
13154 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13156 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13158 * config/mips/mips.md (*extenddi_truncate<mode>,
13159 *extendsi_truncate<mode>): Change type attribute to move_type
13160 with shift_shift. Split out code handling exts from here ...
13161 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13163 (*extendhi_truncateqi): Change type attribute to move_type with
13164 shift_shift. Split out code handling exts from here ...
13165 (*extendhi_truncateqi_exts): ... to this new pattern.
13167 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13169 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13170 instead of "and" with inverted sign bit mask value. Use
13171 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13172 Allocate registers only for operand 4 and operand 5.
13174 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13176 PR middle-end/40747
13177 * fold-const.c (fold_cond_expr_with_comparison): When folding
13178 < and <= to MIN, make sure the MIN uses the same type as the
13179 comparison's operands.
13181 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13183 * arm.md (ior_xor): New code iterator.
13184 (split for ior/xor with shift and zero-extend): New split pattern.
13185 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13187 2009-07-15 Richard Guenther <rguenther@suse.de>
13189 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13192 2009-07-15 Richard Guenther <rguenther@suse.de>
13194 PR middle-end/40753
13195 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13197 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13199 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13200 handle 2.6.30 kernel.
13202 2009-07-15 DJ Delorie <dj@redhat.com>
13204 * config/mep/mep.md (sibcall_internal): Change register to allow
13205 for 24-bit addresses.
13206 (sibcall_value_internal): Likewise.
13208 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13210 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13211 that are enabled/disabled by the flags introduced by a previous patch.
13213 2009-07-14 DJ Delorie <dj@redhat.com>
13215 * config/mep/mep.md (sibcall_internal): Include non-toggling
13217 (sibcall_value_internal): Likewise.
13219 2009-07-14 Taras Glek <tglek@mozilla.com>
13220 Rafael Espindola <espindola@google.com>
13222 * doc/sourcebuild.texi: Document install-plugin target.
13223 * configure.ac: Added install-plugin target to language makefiles.
13224 * configure: Regenerate.
13225 * Makefile.in (install-plugin): Install more headers,
13226 depend on lang.install-plugin.
13228 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13230 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13233 2009-07-14 DJ Delorie <dj@redhat.com>
13235 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13236 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13237 * config/mep/mep.md (sibcall_internal): Change test from
13238 mep_vliw_mode_match to mep_vliw_jmp_match.
13239 (sibcall_value_internal): Likewise.
13241 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13243 * config/i386/sse.md (copysign<mode>3): New expander.
13244 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13245 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13246 Use ix86_build_const_vector.
13247 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13248 IX86_BUILTIN_CPYSGNPD.
13249 (builtin_description): Add __builtin_ia32_copysignps and
13250 __builtin_ia32_copysignpd.
13251 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13252 and BUILT_IN_COPYSIGNF.
13254 2009-07-13 Jason Merrill <jason@redhat.com>
13256 * builtins.c (can_trust_pointer_alignment): New fn.
13257 (get_pointer_alignment): Factor it out from here.
13258 * tree.h: Declare it.
13260 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13262 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13265 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13269 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13271 2009-07-14 Richard Guenther <rguenther@suse.de>
13272 Andrey Belevantsev <abel@ispras.ru>
13274 PR middle-end/40745
13275 * cfgexpand.c (partition_stack_vars): Do not bother to update
13276 alias information when not optimizing.
13278 2009-07-14 Richard Guenther <rguenther@suse.de>
13279 Andrey Belevantsev <abel@ispras.ru>
13281 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13282 (pt_solution_set): Likewise.
13283 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13284 * tree-ssa-structalias.c (pt_solution_set): New function.
13285 * final.c (rest_of_clean_state): Free SSA data structures.
13286 * print-rtl.c (print_decl_name): Remove.
13287 (print_mem_expr): Implement in terms of print_generic_expr.
13288 * alias.c (ao_ref_from_mem): New function.
13289 (rtx_refs_may_alias_p): Likewise.
13290 (true_dependence): Query alias-export info.
13291 (canon_true_dependence): Likewise.
13292 (write_dependence_p): Likewise.
13293 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13295 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13296 (mem_expr_equal_p): Use operand_equal_p.
13297 (set_mem_attributes_minus_bitpos): Do not use
13298 component_ref_for_mem_expr.
13299 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13300 (update_alias_info_with_stack_vars): Likewise.
13301 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13302 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13303 explicitly nor clear stmt operands.
13304 Free the decl-to-pointer map.
13305 * tree-optimize.c (execute_free_datastructures): Do not free
13306 SSA data structures here.
13307 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13308 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13309 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13311 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13313 2009-07-13 DJ Delorie <dj@redhat.com>
13315 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13316 unrolling at the right iteration count.
13318 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13321 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13323 * haifa-sched.c (rank_for_schedule): Introduced flags to
13324 enable/disable individual scheduling heuristics.
13325 * common.opt: Introduced flags to enable/disable individual
13326 heuristics in the scheduler.
13327 * doc/invoke.texi: Introduced flags to enable/disable individual
13328 heuristics in the scheduler.
13330 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13332 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13333 config/i386/mingw-tls.c.
13334 * config/i386/mingw-tls.c: Removed.
13336 2009-07-13 Ira Rosen <irar@il.ibm.com>
13338 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13339 checks access only relevant statements.
13340 (vectorizable_reduction): Likewise.
13342 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13344 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13345 just for 32-bit case.
13347 2009-07-12 Jan Hubicka <jh@suse.cz>
13349 PR tree-optimization/40585
13350 * except.c (expand_resx_expr): When there already is resume
13351 instruction, produce linked list.
13352 (build_post_landing_pads): Assert that resume is empty.
13353 (connect_post_landing_pads): Handle resume lists.
13354 (dump_eh_tree): Dump resume list.
13356 2009-07-12 Ira Rosen <irar@il.ibm.com>
13358 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13359 with additional argument.
13360 * tree-vectorizer.h (enum vect_def_type): Add
13361 vect_double_reduction_def.
13362 (vect_is_simple_reduction): Add argument.
13363 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13365 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13366 vect_is_simple_reduction with additional argument.
13367 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13369 (reduction_code_for_scalar_code): Handle additional codes by
13370 returning ERROR_MARK for them. Fix comment and indentation.
13371 (vect_is_simple_reduction): Fix comment, add argument to specify
13372 double reduction. Detect double reduction.
13373 (get_initial_def_for_induction): Fix indentation.
13374 (get_initial_def_for_reduction): Fix comment and indentation.
13375 Handle double reduction. Create initial definitions that do not
13376 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13377 (vect_create_epilog_for_reduction): Fix comment, add argument to
13378 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13379 epilogue result extraction. Create double reduction phi node and
13380 replace relevant uses.
13381 (vectorizable_reduction): Call vect_is_simple_reduction with
13382 additional argument. Fix indentation. Update epilogue code treatment
13383 according to the changes in reduction_code_for_scalar_code. Check
13384 for double reduction. Call vect_create_epilog_for_reduction with
13385 additional argument.
13386 * tree-vect-stmts.c (process_use): Handle double reduction, update
13388 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13389 (vect_get_vec_def_for_operand): Likewise.
13391 2009-07-12 Danny Smith <dansmister@gmail.com>
13393 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13394 dllexport if !TREE_PUBLIC.
13395 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13397 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13399 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13400 (avr_extra_arch_macro) Remove declatation.
13401 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13402 (avr_extra_arch_macro) Declare as static.
13403 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13405 2009-07-11 Jan Hubicka <jh@suse.cz>
13407 PR middle-end/48388
13408 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13410 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13413 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13414 cold_in_std_section bits.
13415 (dwarf2out_begin_prologue): Initialize them.
13416 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13417 if already covered by text_section or cold_text_section range.
13419 PR rtl-optimization/40667
13420 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13421 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13422 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13423 * config/i386/i386.c (ix86_minimum_alignment): New function.
13424 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13425 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13426 * emit-rtl.c (gen_reg_rtx): Likewise.
13427 * function.c (assign_parms): Likewise. If nominal_type needs
13428 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13429 rather than passed_type's alignment.
13432 * function.c (assign_parm_setup_stack): Adjust
13433 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13434 from nominal_mode on big endian.
13436 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13438 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13440 2009-07-10 DJ Delorie <dj@redhat.com>
13442 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13444 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13446 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13448 (thumb2_cbnz): Likewise.
13450 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13453 * config.gcc (supported_defaults): Add synci.
13454 (with_synci): Add validation.
13455 (all_defaults): Add synci.
13456 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13459 * config/mips/mips.opt (msynci): New option.
13460 * config/mips/mips.c (mips_override_options): Warn on use of
13461 -msynci for targets that do now support it.
13462 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13464 * gcc/doc/invoke.texi (-msynci): Document the new option.
13465 * doc/install.texi (--with-synci): Document the new option.
13467 2009-07-10 Richard Guenther <rguenther@suse.de>
13469 PR tree-optimization/40496
13470 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13471 the PHI result with a compatible type.
13473 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13477 * c.opt (Wunused-result): New.
13478 * doc/invoke.texi: Document it.
13479 * c-common.c (c_warn_unused_result): Use it.
13481 2009-07-09 DJ Delorie <dj@redhat.com>
13483 * targhooks.c (default_target_can_inline_p): Rename from
13484 default_target_option_can_inline_p.
13485 * targhooks.h (default_target_can_inline_p): Likewise.
13486 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13487 TARGET_OPTION_CAN_INLINE_P.
13488 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13489 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13490 (mep_target_can_inline_p): Rename from
13491 mep_target_option_can_inline_p.
13494 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13495 registers used to pass vectors.
13497 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13499 2009-07-09 Tom Tromey <tromey@redhat.com>
13501 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13502 * config/mmix/mmix.c: Include dwarf2.h.
13503 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13504 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13505 * config/sh/sh.c: Include dwarf2.h.
13506 * config/i386/i386.c: Include dwarf2.h.
13507 * Makefile.in (DWARF2_H): Remove 'elf'.
13508 * except.c: Include dwarf2.h.
13509 * unwind-dw2.c: Include dwarf2.h.
13510 * dwarf2out.c: Include dwarf2.h.
13511 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13512 * unwind-dw2-fde.c: Include dwarf2.h.
13513 * dwarf2asm.c: Include dwarf2.h.
13515 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13517 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13518 (max_issue): Use it.
13519 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13521 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13522 (region_sched_info): Update.
13523 * sched-ebb.c (ebb_sched_info): Update.
13524 * modulo-sched.c (sms_sched_info): Update.
13525 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13527 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13529 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13531 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13533 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13535 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13537 PR middle-end/40692
13538 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13539 arg1 with arg01 if arg1 is already INTEGER_CST.
13541 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13543 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13544 Transform (and (truncate)) into (truncate (and)).
13546 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13548 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13549 creating LHS paradoxical subregs. Fix surrounding returns to
13550 use NULL_RTX rather than 0.
13552 2009-07-08 DJ Delorie <dj@redhat.com>
13554 * config/mep/mep.c (mep_option_can_inline_p): New.
13555 (TARGET_OPTION_CAN_INLINE_P): Define.
13557 2009-07-08 Mark Wielaard <mjw@redhat.com>
13560 * dwarf2out.c (add_data_member_location_attribute): When we have
13561 only a constant offset don't emit a new location description using
13562 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13565 2009-07-08 Richard Henderson <rth@redhat.com>
13568 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13569 (enum reg_class): Add CLOBBERED_REGS.
13570 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13571 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13572 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13573 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13574 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13575 force 64-bit sibcalls into R11.
13576 * config/i386/constraints.md (U): New constraint.
13577 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13578 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13579 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13581 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13583 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13585 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13586 * ebitmap.h (dump_ebitmap): Ditto.
13587 * optabs.h (optab_libfunc): Ditto.
13588 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13589 * tree-flow.h (vect_can_force_dr_alignment_p,
13590 get_vectype_for_scalar_type): Ditto.
13591 (vectorize_loops): Move prototype to ...
13592 * tree-vectorizer.h: ... here. Also, adjust comment.
13593 (vect_set_verbosity_level): Remove duplicate prototype.
13594 * tree-ssa-loop.c: Include tree-vectorizer.h.
13595 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13597 2009-07-08 Nick Clifton <nickc@redhat.com>
13599 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13602 2009-07-08 DJ Delorie <dj@redhat.com>
13604 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13605 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13606 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13608 * config/mep/intrinsics.md: Regenerated.
13609 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13610 registers when asm() or calls are detected.
13612 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13615 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13617 * gimple (gimple_build_call_from_tree): Likewise.
13618 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13619 no_warning flag before warning.
13621 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13623 * tree.c (set_expr_locus): Remove.
13624 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13625 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13627 * gimplify.c (internal_get_tmp_var): Likewise.
13628 (gimplify_call_expr): Likewise.
13629 (gimplify_one_sizepos): Likewise.
13631 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13634 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13635 to variables for debugging purposes.
13637 2009-06-23 Mark Loeser <mark@halcy0n.com>
13640 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13642 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13644 * pretty-print.c (pp_base_format): Remove %J.
13645 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13646 gcc_cxxdiag_char_table): Likewise.
13647 (init_dynamic_diag_info): Likewise.
13649 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13651 * pretty-print.c (pp_base_format): Remove %H.
13652 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13653 gcc_cxxdiag_char_table): Likewise.
13654 (init_dynamic_diag_info): Likewise.
13655 * config/mep/mep.c (mep_select_section): Likewise.
13657 2009-07-07 Duncan Sands <baldrick@free.fr>
13659 * final.c (pass_clean_state): Give the pass a name.
13660 * passes.c (pass_rest_of_compilation): Likewise.
13661 * tree-optimize.c (pass_all_optimizations): Likewise.
13663 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13665 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13666 an extra 'decl' for error_at.
13668 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13670 PR middle-end/40669
13671 * tree-tailcall.c (adjust_return_value_with_ops,
13672 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13673 if it has complex or vector type.
13675 2009-07-07 Olivier Hainque <hainque@adacore.com>
13677 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13680 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13682 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13684 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13686 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13687 * c-decl.c: Likewise.
13688 * function.c: Likewise.
13689 * varasm.c: Likewise.
13690 * tree-ssa.c: Likewise.
13691 * c-common.c: Likewise.
13692 * tree-cfg.c: Likewise.
13693 * config/spu/spu.c: Likewise.
13694 * config/ia64/ia64.c: Likewise.
13695 * config/v850/v850.c: Likewise.
13697 2009-07-06 DJ Delorie <dj@redhat.com>
13699 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13700 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13701 unspecified accesses to control registers.
13702 * config/mep/intrinsics.md: Regenerate.
13703 * config/mep/intrinsics.h: Regenerate.
13704 * config/mep/mep-intrin.h: Regenerate.
13706 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13708 * c-lex.c: Replace %H by an explicit location. Update all calls.
13709 * c-common.c: Likewise.
13710 * c-decl.c: Likewise.
13711 * c-typeck.c: Likewise.
13712 * fold-const.c: Likewise.
13713 * gimplify.c: Likewise.
13714 * stmt.c: Likewise.
13715 * tree-cfg.c: Likewise.
13716 * tree-ssa-loop-niter.c: Likewise.
13717 * tree-vrp.c: Likewise.
13718 * value-prof.c: Likewise.
13720 2009-07-06 Diego Novillo <dnovillo@google.com>
13722 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13723 if it has one. Handle cases where VAR does not have an
13724 annotation or cfun is NULL.
13726 2009-07-06 Diego Novillo <dnovillo@google.com>
13728 * tree.c: Include debug.h.
13729 (initialize_tree_contains_struct): New.
13730 (init_ttree): Call it.
13731 (tree_node_structure_for_code): Factor out of ...
13732 (tree_node_structure): ... here.
13733 * treestruct.def (TS_PHI_NODE): Remove.
13734 (TS_GIMPLE_STATEMENT): Remove.
13736 2009-07-06 Diego Novillo <dnovillo@google.com>
13738 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13739 (debug_tree_chain): Handle cycles.
13741 2009-07-06 Nick Clifton <nickc@redhat.com>
13742 DJ Delorie <dj@redhat.com>
13744 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13745 __FMOVD_ENABLED__ is defined.
13747 (TARGET_FMOVD): Provide a default definition.
13748 (MASK_FMOVD): Likewise.
13749 (TARGET_CPU_CPP_BUILTINS): Define
13750 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13751 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13752 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13753 (split for DF load from memory into register): Also handle
13754 MEMs which consist of REG+DISP addressing.
13755 (split for DF store from register to memory): Likewise.
13756 (movsf_ie): Always use single fp_mode.
13757 * config/sh/sh.c (sh_override_options): Do not automatically
13758 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13759 that to the -mfmovd command line switch.
13760 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13761 (fldi_ok): Always allow.
13762 * config/sh/sh.opt (mfmovd): Remove this switch.
13763 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13765 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13766 Kaz Kojima <kkojima@gcc.gnu.org>
13768 PR rtl-optimization/30807
13769 * postreload.c (reload_combine): For every new use of REG_SUM,
13770 record the use of BASE.
13772 2009-07-06 Jan Hubicka <jh@suse.cz>
13774 * params.def: Revert my accidental commit at 2009-06-30.
13776 2009-07-04 Ian Lance Taylor <iant@google.com>
13779 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13781 (mingw_format_attribute_overrides): Likewise.
13783 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13786 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13787 don't check cfa.reg. Instead of cfa.indirect use
13788 fde && fde->drap_reg != INVALID_REGNUM test.
13790 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13792 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13794 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13797 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13799 2009-07-03 Richard Guenther <rguenther@suse.de>
13801 PR tree-optimization/40640
13802 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13805 2009-07-03 Jan Hubicka <jh@suse.cz>
13807 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13808 for size, reduce amount of inlining.
13810 2009-07-03 Richard Guenther <rguenther@suse.de>
13812 PR middle-end/34163
13813 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13814 if t +- x is known to not overflow and the conversion widens the
13816 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13818 2009-07-03 Jan Hubicka <jh@suse.cz>
13820 * ipa-pure-const.c (analyze): Update loop optimizer init.
13821 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13822 try_remove_empty_loop, remove_empty_loops): Remove.
13823 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13824 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13825 to mark regular loops as neccesary.
13826 (degenerate_phi_p): New function.
13827 (propagate_necessity, remove_dead_phis): Use it.
13828 (forward_edge_to_pdom): Likewise.
13829 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13830 virtual PHI nodes that became unreachable.
13831 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13832 * tree-flow.h (remove_empty_loops): Remove.
13833 * passes.c (init_optimization_passes): Remove.
13835 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13837 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13838 can_create_pseudo_p.
13839 (*fix_trunc<mode>_i387_1): Ditto.
13840 (*floathi<mode>2_1): Ditto.
13841 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13842 (*fistdi2_1): Ditto.
13843 (*fist<mode>2_1): Ditto.
13844 (frndintxf2_floor): Ditto.
13845 (*fist<mode>2_floor_1): Ditto.
13846 (frndintxf2_ceil): Ditto.
13847 (*fist<mode>2_ceil_1): Ditto.
13848 (frndintxf2_trunc): Ditto.
13849 (frndintxf2_mask_pm): Ditto.
13850 (fxam<mode>2_i387_with_temp): Ditto.
13851 * config/i386/sse.md (mulv16qi3): Ditto.
13852 (*sse2_mulv4si3): Ditto.
13854 (sse4_2_pcmpestr): Ditto.
13855 (sse4_2_pcmpistr): Ditto.
13857 2009-07-03 Jan Hubicka <jh@suse.cz>
13859 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13860 (mark_stmt_necessary): Set it.
13861 (mark_operand_necessary): Set it.
13862 (mark_control_dependent_edges_necessary): Set it.
13863 (mark_virtual_phi_result_for_renaming): New function.
13864 (get_live_post_dom): New function.
13865 (forward_edge_to_pdom): New function.
13866 (remove_dead_stmt): Fix handling of control dependences.
13867 (tree_dce_init): Init new bitmap.
13868 (tree_dce_done): Free it.
13870 2009-07-02 Richard Guenther <rguenther@suse.de>
13873 * tree-ssa-structalias.c (new_var_info): Initialize
13876 2009-07-02 Jan Hubicka <jh@suse.cz>
13878 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13881 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13883 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13884 instead of recomputing it. Adjust calls.
13885 (emit_store_flag): Adjust recursive calls.
13887 2009-07-02 Richard Guenther <rguenther@suse.de>
13889 * tree-ssa-live.c (remove_unused_locals): Do not remove
13891 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13892 of DECL_EXTERNAL for HEAP variables.
13893 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13894 HEAP variables. Do not adjust RESTRICT vars.
13895 (find_what_var_points_to): Nobody cares if something
13896 points to READONLY.
13898 2009-07-02 Ben Elliston <bje@au.ibm.com>
13900 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13901 pc_low and pc_high declarations to the top of the function.
13903 2009-07-01 DJ Delorie <dj@redhat.com>
13905 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13906 registers as fixed.
13907 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13908 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13909 unspecified accesses to control registers.
13910 * config/mep/intrinsics.md: Regenerate.
13911 * config/mep/intrinsics.h: Regenerate.
13912 * config/mep/mep-intrin.h: Regenerate.
13914 2009-07-01 Anthony Green <green@moxielogic.com>
13916 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13917 instruction when possible.
13918 (moxie_expand_prologue): Ditto. Also, save an instruction and
13919 some complexity by popping off of $r12 instead of $sp.
13920 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13923 2009-07-01 Richard Henderson <rth@redhat.com>
13926 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13927 contained no insns, reposition note before last insn.
13929 2009-07-01 Richard Henderson <rth@redhat.com>
13932 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13933 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13935 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13938 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13939 darwin9 for printing reg addresses with %y.
13941 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13943 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13944 truncation from operands in binary operations.
13946 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13949 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13950 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13951 subreg of op0 to the original op0.
13953 * expmed.c (store_bit_field_1): Use a temporary as the destination
13954 instead of a paradoxical subreg when we need to truncate the result.
13956 2009-07-01 DJ Delorie <dj@redhat.com>
13958 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13959 names to VLIW variants.
13960 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13961 * config/mep/intrinsics.md: Regenerate.
13962 * config/mep/intrinsics.h: Regenerate.
13963 * config/mep/mep-intrin.h: Regenerate.
13965 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13968 * jump.c (returnjump_p): Revert last patch.
13969 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13971 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13974 * pa.md (casesi32p): Use jump table label to determine the offset
13976 (casesi64p): Likewise.
13978 * pa.c (forward_branch_p): Return bool type. Use instruction
13979 addresses when available. Assert that INSN has a jump label.
13980 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13983 2009-07-01 Richard Guenther <rguenther@suse.de>
13985 PR tree-optimization/19831
13986 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13987 that only act as barriers do not make any previous stores necessary.
13988 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13989 HEAP variables global, do not add a constraint from nonlocal.
13990 (find_func_aliases): Handle escapes through return statements.
13991 (compute_points_to_sets): Make escaped HEAP variables global.
13993 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13996 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13997 after reducing a DImode cstore to SImode.
13999 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14001 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14002 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14004 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14006 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14007 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14009 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14010 and umod_optab if TARGET_BSD_DIVMOD.
14011 * config/vax/lib1funcs.asm: New file.
14012 * config/vax/t-linux: New file.
14013 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14015 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14018 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14019 to type arguments that have void type.
14022 * dwarf2out.c (gen_formal_parameter_die): Call
14023 equate_decl_number_to_die if node is different from origin.
14025 2009-06-30 Anthony Green <green@moxielogic.com>
14027 Clean up moxie port for --enable-build-with-cxx.
14028 * config/moxie/moxie.c (moxie_function_value): First two
14029 parameters are const_tree, not tree.
14030 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14031 (REG_CLASS_NAMES): Ditto.
14032 (REGNO_REG_CLASS): Ditto.
14033 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14034 (moxie_function_value): Fix constyness of arguments.
14036 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14038 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14039 finalize_size_functions before further processing.
14040 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14041 (variable_size): Call self_referential_size on size expressions
14042 that contain a PLACEHOLDER_EXPR.
14043 (size_functions): New static variable.
14044 (copy_self_referential_tree_r): New static function.
14045 (self_referential_size): Likewise.
14046 (finalize_size_functions): New global function.
14047 * tree.c: Include tree-inline.h.
14048 (push_without_duplicates): New static function.
14049 (find_placeholder_in_expr): New global function.
14050 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14052 <tcc_expression>: Likewise.
14053 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14054 the call in the expression.
14055 * tree.h (finalize_size_functions): Declare.
14056 (find_placeholder_in_expr): Likewise.
14057 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14058 (substitute_placeholder_in_expr): Update comment.
14059 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14061 (copy_tree_body_r): Likewise.
14062 (copy_tree_body): New static function.
14063 (maybe_inline_call_in_expr): New global function.
14064 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14065 (maybe_inline_call_in_expr): Declare.
14066 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14067 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14070 2009-06-30 Richard Guenther <rguenther@suse.de>
14072 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14074 (propagate_necessity): Do not mark reaching defs of stores
14077 2009-06-30 Jan Hubicka <jh@suse.cz>
14079 * cfgloopanal.c (check_irred): Move into ...
14080 (mark_irreducible_loops): ... here; return true if ireducible
14082 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14083 (analyze_function): Try to prove loop finiteness.
14084 * cfgloop.h (mark_irreducible_loops): Update prototype.
14085 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14087 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14089 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14091 2009-06-30 Ira Rosen <irar@il.ibm.com>
14093 PR tree-optimization/40542
14094 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14097 2009-06-30 Martin Jambor <mjambor@suse.cz>
14099 PR tree-optimization/40582
14100 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14101 than useless_type_conversion_p.
14102 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14105 2009-06-30 Martin Jambor <mjambor@suse.cz>
14107 PR middle-end/40554
14108 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14110 2009-06-30 Richard Guenther <rguenther@suse.de>
14112 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14113 use ao_ref references.
14114 (walk_aliased_vdefs): Likewise.
14115 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14116 * tree-ssa-dce.c (struct ref_data): Remove.
14117 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14118 (mark_aliased_reaching_defs_necessary): Adjust.
14119 (mark_all_reaching_defs_necessary_1): Likewise.
14121 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14124 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14125 (emit_store_flag_1): Extract from emit_store_flag, adjust
14126 calls to (what now is) emit_cstore.
14127 (emit_store_flag): Call emit_store_flag_1 and also use it
14128 for what used to be recursive calls.
14130 2009-06-30 Wei Guozhi <carrot@google.com>
14133 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14134 if the target bb post dominates from bb.
14135 * config/i386/i386.c (memory_address_length): Check existence of base
14136 register before using it.
14138 2009-06-30 Nick Clifton <nickc@redhat.com>
14139 DJ Delorie <dj@redhat.com>
14141 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14142 __FMOVD_ENABLED__ is defined.
14144 (TARGET_FMOVD): Provide a default definition.
14145 (MASK_FMOVD): Likewise.
14146 (TARGET_CPU_CPP_BUILTINS): Define
14147 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14148 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14149 two fmov instructions depending upon whether TARGET_FMOVD is
14151 (split for DF load from memory into register): Also handle
14152 MEMs which consist of REG+DISP addressing.
14153 (split for DF store from register to memory): Likewise.
14154 * config/sh/sh.opt (mfmovd): Remove this switch.
14155 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14156 * config/sh/sh.c (sh_override_options): Do not automatically
14157 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14158 that to the -mfmovd command line switch.
14160 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14162 (fldi_ok): Always allow.
14163 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14165 2009-06-29 DJ Delorie <dj@redhat.com>
14167 * doc/install.texi (mep-x-elf): Correct chip's full name.
14169 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14171 * doc/extend.texi: Fix typo.
14173 2009-06-29 Tom Tromey <tromey@redhat.com>
14175 * dwarf2.h: Remove.
14176 * Makefile.in (DWARF2_H): New variable.
14177 (except.o): Use it.
14178 (dwarf2out.o): Likewise.
14179 (dwarf2asm.o): Likewise.
14180 * config/i386/t-i386: Use DWARF2_H.
14181 * except.c: Include elf/dwarf2.h.
14182 * unwind-dw2.c: Include elf/dwarf2.h.
14183 * dwarf2out.c: Include elf/dwarf2.h.
14184 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14185 <dtprel>: New field.
14186 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14187 (size_of_loc_descr): Likewise.
14188 (output_loc_operands_raw): Likewise.
14189 (output_loc_operands): Handle new dtprel field.
14190 (loc_checksum): Update.
14191 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14192 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14193 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14194 * dwarf2asm.c: Include elf/dwarf2.h.
14195 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14196 * config/mmix/mmix.c: Include elf/dwarf2.h.
14197 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14198 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14199 * config/sh/sh.c: Include elf/dwarf2.h.
14200 * config/i386/i386.c: Include elf/dwarf2.h.
14202 2009-06-29 DJ Delorie <dj@redhat.com>
14204 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14206 * doc/extend.texi: Add MeP attributes and pragmas.
14207 * doc/invoke.text: Add MeP Options.
14208 * doc/contrib.texi: Add MeP contribution.
14209 * doc/md.texi: Add MeP constraints.
14210 * doc/install.texi: Add MeP target.
14212 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14214 * target.h (struct gcc_target): Add frame_pointer_required field.
14215 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14216 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14217 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14219 * reload1.c (update_eliminables): (Ditto.).
14220 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14221 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14222 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14224 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14226 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14227 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14228 (arm_frame_pointer_required): New function.
14230 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14231 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14232 (avr_frame_pointer_required_p): Declare as static.
14233 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14235 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14236 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14237 (bfin_frame_pointer_required): Make as static, change return type
14239 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14241 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14242 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14243 (cris_frame_pointer_required): New function.
14245 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14247 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14248 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14249 (fr30_frame_pointer_required): New function.
14251 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14252 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14253 (frv_frame_pointer_required): Make as static, change return type
14255 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14257 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14258 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14259 (ix86_frame_pointer_required): Make as static, change return type to
14261 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14263 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14264 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14266 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14268 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14270 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14272 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14273 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14274 (mips_frame_pointer_required): Make as static.
14275 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14277 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14278 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14279 (mmix_frame_pointer_required): Mew function.
14281 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14282 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14284 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14286 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14288 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14290 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14291 (CAN_ELIMINATE): Redefine.
14292 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14293 (sparc_frame_pointer_required): New function.
14294 (sparc_can_eliminate): New function.
14295 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14297 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14298 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14300 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14301 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14302 (xtensa_frame_pointer_required): Make as static, change return type
14304 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14307 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14309 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14310 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14311 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14312 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14313 (register_callback): Handle PLUGIN_START_UNIT.
14314 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14316 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14318 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14320 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14321 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14323 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14325 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14328 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14330 * doc/extend.texi (Additional Floating Types): __float128 is also
14331 supported on i386 targets.
14333 2009-06-29 Richard Guenther <rguenther@suse.de>
14335 PR middle-end/14187
14336 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14338 (pt_solutions_same_restrict_base): Declare.
14339 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14341 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14342 (make_constraint_from, make_copy_constraint): Move earlier.
14343 (make_constraint_from_heapvar): New function.
14344 (make_constraint_from_restrict): Likewise.
14345 (handle_lhs_call): Use it.
14346 (find_func_aliases): Use it to track conversions to restrict
14347 qualified pointers.
14348 (struct fieldoff): Add only_restrict_pointers flag.
14349 (push_fields_onto_fieldstack): Initialize it.
14350 (create_variable_info_for): Track global restrict qualified pointers.
14351 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14352 Track restrict qualified pointer arguments.
14353 (set_uids_in_ptset): Use varinfo is_global_var flag.
14354 (find_what_var_points_to): Set the vars_contains_restrict flag.
14355 Always create the points-to solution for sets including restrict tags.
14356 (pt_solutions_same_restrict_base): New function.
14357 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14358 qualified pointers use pt_solutions_same_restrict_base as
14359 additional source for disambiguation.
14361 2009-06-29 Richard Guenther <rguenther@suse.de>
14363 PR middle-end/38212
14364 * alias.c (find_base_decl): Remove.
14365 (get_deref_alias_set_1): Remove restrict handling.
14366 * c-common.c (c_apply_type_quals_to_decl): Do not set
14367 DECL_POINTER_ALIAS_SET.
14368 * gimplify.c (find_single_pointer_decl_1): Remove.
14369 (find_single_pointer_decl): Likewise.
14370 (internal_get_tmp_var): Remove restrict handling.
14371 (gimple_regimplify_operands): Likewise.
14372 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14373 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14374 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14375 * tree.c (restrict_base_for_decl): Remove.
14376 (init_ttree): Do not allocate it.
14377 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14378 LABEL_DECL_UID for label decls.
14379 (copy_node_stat): Do not copy restrict information.
14380 (decl_restrict_base_lookup): Remove.
14381 (decl_restrict_base_insert): Likewise.
14382 (print_restrict_base_statistics): Likewise.
14383 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14384 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14385 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14386 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14387 (LABEL_DECL_UID): Adjust.
14388 (DECL_BASED_ON_RESTRICT_P): Remove.
14389 (DECL_GET_RESTRICT_BASE): Likewise.
14390 (SET_DECL_RESTRICT_BASE): Likewise.
14391 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14393 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14394 instead of DECL_POINTER_ALIAS_SET.
14395 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14396 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14397 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14399 2009-06-29 Richard Guenther <rguenther@suse.de>
14401 PR tree-optimization/40579
14402 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14403 the IL to simplify has constants that overflowed.
14405 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14407 PR tree-optimization/40550
14408 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14409 vector_compute_type only when the size of vector_compute_type is
14410 less than the size of type.
14412 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14414 * fold-const.c (contains_label_1): Fix comments.
14415 (contains_label_p): Do not walk trees multiple time.
14417 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14419 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14420 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14421 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14422 ix86_fp_comparison_operator.
14423 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14424 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14425 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14426 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14427 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14428 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14429 (related splits): Change predicate to ix86_fp_comparison_operator.
14430 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14431 instead of ix86_fp_comparison_codes.
14432 (ix86_trivial_fp_comparison_operator,
14433 ix86_fp_comparison_operator): New.
14434 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14435 (ix86_expand_compare): Eliminate last two parameters.
14436 (ix86_fp_jump_nontrivial_p): Kill.
14437 * config/i386/i386.c (put_condition_code): Eliminate call to
14438 ix86_fp_comparison_codes and subsequent assertion.
14439 (ix86_fp_comparison_codes): Eliminate.
14440 (ix86_fp_swap_condition): New.
14441 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14442 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14443 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14444 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14445 and ix86_fp_swap_condition.
14446 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14447 Use ix86_fp_comparison_strategy.
14448 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14449 (ix86_fp_jump_nontrivial_p): Eliminate.
14450 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14451 call to ix86_expand_compare.
14452 (ix86_split_fp_branch, ix86_expand_setcc,
14453 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14454 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14456 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14458 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14459 related to jump_clobbers.
14460 * config/arm/arm.md (conds): Remove jump_clob case.
14461 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14462 splits): Change comparison_operator to arm_comparison_operator.
14463 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14466 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14468 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14469 condition for floating point modes.
14470 * expmed.c (emit_store_flag_1): Move here a bigger part
14471 of emit_store_flag.
14472 (emit_store_flag): Try swapping the condition for floating point
14474 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14476 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14478 * expr.c (expand_expr_real_1): Just use do_store_flag.
14479 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14480 emit_store_flag_force.
14481 * expmed.c (emit_store_flag_force): Copy here trick
14482 previously in expand_expr_real_1. Try reversing the comparison.
14483 (emit_store_flag_1): Work if target is NULL.
14484 (emit_store_flag): Work if target is NULL, using the result mode
14485 from the comparison. Use split_comparison, restructure final part
14486 to simplify conditionals.
14488 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14490 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14491 * dojump.c (do_jump): Change handling of floating-point
14492 ops to use just do_compare_and_jump.
14493 (split_comparison): New.
14494 (do_compare_rtx_and_jump): Add here logic coming previously
14495 in do_jump, using split_comparison.
14497 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14500 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14502 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14504 * tree-ssa-alias.c: Fix unintentional commit.
14506 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14508 * passes.c (execute_one_pass): Fix unintentional commit.
14510 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14512 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14513 (df_rd_local_compute, df_md_local_compute): Inline them.
14515 (df_md_scratch): New.
14516 (df_md_alloc, df_md_free): Allocate/free it.
14517 (df_md_local_compute): Only include live registers in init.
14518 (df_md_transfer_function): Prune the in-set computed by
14519 the confluence function, and the gen-set too.
14521 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14523 PR rtl-optimization/26854
14524 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14525 * df-problems.c (df_rd_add_problem): Fix comment.
14526 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14527 df_md_simulate_artificial_defs_at_top,
14528 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14529 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14530 df_md_transfer_function, df_md_init, df_md_confluence_0,
14531 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14532 problem_MD, df_md_add_problem): New.
14533 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14534 df_md_get_bb_info): New.
14535 (DF_LAST_PROBLEM_PLUS1): Adjust.
14537 * Makefile.in (fwprop.o): Include domwalk.h.
14538 * fwprop.c: Include domwalk.h.
14539 (reg_defs, reg_defs_stack): New.
14540 (bitmap_only_bit_between): Remove.
14541 (process_defs): New.
14542 (process_uses): Use reg_defs and local_md instead of
14543 bitmap_only_bit_between and local_rd.
14544 (single_def_use_enter_block): New, from build_single_def_use_links.
14545 (single_def_use_leave_block): New.
14546 (build_single_def_use_links): Remove code moved to
14547 single_def_use_enter_block, invoke domwalk.
14548 (use_killed_between): Adjust comment.
14550 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14552 * bitmap.h (bitmap_ior_and_into): New.
14553 * bitmap.c (bitmap_ior_and_into): New.
14555 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14557 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14558 before_dom_children_before_stmts and after_dom_children_after_stmts.
14559 Rename the two remaining callbacks to just before_dom_children and
14560 after_dom_children. Remove other GIMPLE statement walking bits.
14561 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14562 * graphite.c: Do not include domwalk.h.
14563 * tree-into-ssa.c (interesting_blocks): New global.
14564 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14565 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14566 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14567 now that they're not domwalk callbacks.
14568 (rewrite_initialize_block): Rename to...
14569 (rewrite_enter_block): ... this, place after called functions. Test
14570 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14571 (rewrite_finalize_block): Rename to...
14572 (rewrite_leave_block): ... this, place after called functions.
14573 (rewrite_update_init_block): Rename to...
14574 (rewrite_update_enter_block): ... this, place after called functions.
14575 Test interesting_blocks, call rewrite_update_stmt and
14576 rewrite_update_phi_arguments.
14577 (rewrite_update_fini_block): Rename to...
14578 (rewrite_leave_block): ... this, place after called functions.
14579 (rewrite_blocks): Remove last argument, simplify initialization of
14581 (mark_def_sites_initialize_block): Rename to...
14582 (mark_def_sites_block): ... this, call mark_def_sites.
14583 (mark_def_sites_blocks): Remove argument, simplify initialization of
14585 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14586 (update_ssa): Likewise.
14587 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14589 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14590 (dom_opt_initialize_block): Rename to...
14591 (dom_opt_enter_block): ... this, place after called functions. Walk
14592 statements here, inline propagate_to_outgoing_edges.
14593 (dom_opt_finalize_block): Rename to...
14594 (dom_opt_leave_block): ... this, place after called functions.
14595 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14597 (dse_enter_block, dse_record_phi): New.
14598 (dse_record_phis): Delete.
14599 (dse_finalize_block): Rename to...
14600 (dse_leave_block): ... this.
14601 (tree_ssa_dse): Simplify initialization of walk_data.
14602 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14603 Adjust initialization of walk_data.
14604 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14605 * tree-ssa-loop-phiopt.c (get_non_trapping):
14606 Adjust initialization of walk_data.
14607 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14608 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14609 it's not a domwalk callback.
14610 (uncprop_initialize_block): Rename to...
14611 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14612 (dse_finalize_block): Rename to...
14613 (dse_leave_block): ... this.
14614 (tree_ssa_uncprop): Simplify initialization of walk_data.
14615 * Makefile.in: Adjust dependencies.
14617 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14619 * arm.md (casesi): Fix test for Thumb1.
14620 (thumb1_casesi_internal_pic): Likewise.
14621 (thumb1_casesi_dispatch): Likewise.
14623 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14625 * config/arm/arm-cores.def: Added core cortex-m0.
14626 * config/arm/arm-tune.md: Regenerated.
14627 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14629 2009-06-26 DJ Delorie <dj@redhat.com>
14631 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14633 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14634 the scheduler doesn't tag jump insns.
14636 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14638 * c-decl.c (merge_decls): Re-indent.
14640 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14643 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14644 Special-case decimal float constants.
14646 2009-06-26 Richard Henderson <rth@redhat.com>
14648 * function.h (struct function): Add cannot_be_copied_reason,
14649 and cannot_be_copied_set.
14650 * tree-inline.c (has_label_address_in_static_1): Rename from
14651 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14652 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14653 don't set inline_forbidden_reason.
14654 (copy_forbidden): New function, split out of inline_forbidden_p.
14655 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14656 (inline_forbidden_p): Use copy_forbidden.
14657 (tree_versionable_function_p): Likewise.
14658 (inlinable_function_p): Merge into tree_inlinable_function_p.
14659 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14660 * ipa-cp.c (ipcp_versionable_function_p): New function.
14661 (ipcp_cloning_candidate_p): Use it.
14662 (ipcp_node_modifiable_p): Likewise.
14664 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14666 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14667 that is marked not to be inlined. Remove flag_mudflap use.
14668 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14669 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14671 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14674 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14675 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14677 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14679 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14681 (__mingwthr_remove_key_dtor): Likewise.
14683 2009-06-26 Richard Guenther <rguenther@suse.de>
14685 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14687 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14689 PR middle-end/40525
14690 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14691 try the non-cond_exec path also.
14693 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14696 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14697 (output_cbranch): Use new functions.
14698 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14701 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14702 Pat Haugen <pthaugen@us.ibm.com>
14703 Revital Eres <ERES@il.ibm.com>
14705 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14706 for %c error. Add %x support to print VSX registers as a unified
14707 register set, instead of separate float and altivec registers.
14708 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14709 %y case, and add support for VSX pre-modify addresses.
14710 (output_toc): Add assert for CONST containing an integer constant
14712 (rs6000_adjust_cost): Add POWER7 support.
14713 (insn_must_be_first_in_group): Ditto.
14714 (insn_must_be_last_in_group): Ditto.
14715 (rs6000_emit_popcount): Ditto.
14716 (rs6000_vector_mode_supported_p): Ditto.
14718 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14719 Change some of the functions called by macros to being called
14720 through a pointer, so debug functions can be inserted if
14721 -mdebug=addr or -mdebug=cost.
14722 (rs6000_preferred_reload_class_ptr): Ditto.
14723 (rs6000_secondary_reload_class_ptr): Ditto.
14724 (rs6000_secondary_memory_needed_ptr): Ditto.
14725 (rs6000_cannot_change_mode_class_ptr): Ditto.
14726 (rs6000_secondary_reload_inner): Ditto.
14727 (rs6000_legitimize_reload_address): Ditto.
14728 (rs6000_legitimize_reload_address_ptr): Ditto.
14729 (rs6000_mode_dependent_address): Ditto.
14730 (rs6000_mode_dependent_address_ptr): Ditto.
14732 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14733 function to return true if the mode allows reg + integer
14735 (virtual_stack_registers_memory_p): New function to return true if
14736 the address refers to a virtual stack register.
14737 (rs6000_legitimate_offset_address_p): Move code to say whether a
14738 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14740 (rs6000_legitimate_address_p): Add checks for modes that only can
14741 do reg+reg addressing. Start adding VSX support.
14742 (rs6000_legitimize_reload_address): Ditto.
14743 (rs6000_legitimize_address): Ditto.
14744 (rs6000_debug_legitimate_address_p): New debug functions for
14745 -mdebug=addr and -mdebug=cost.
14746 (rs6000_debug_rtx_costs): Ditto.
14747 (rs6000_debug_address_costs): Ditto.
14748 (rs6000_debug_adjust_cost): Ditto.
14749 (rs6000_debug_legitimize_address): Ditto.
14750 (rs6000_legitimize_reload_address_ptr): Point to call normal
14751 function or debug function. Make functions called via pointer
14753 (rs6000_mode_dependent_address_ptr): Ditto.
14754 (rs6000_secondary_reload_class_ptr): Ditto.
14755 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14756 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14757 into a friendlier error.
14758 (rs6000_init_builtins): Add initial VSX support.
14759 (rs6000_adjust_cost): Fix some spacing issues.
14761 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14762 (REG_CLASS_NAMES): Ditto.
14763 (REG_CLASS_CONTENTS): Ditto.
14764 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14765 pointer, to add -mdebug=addr support.
14766 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14767 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14768 -mdebug=addr support.
14769 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14770 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14771 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14773 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14775 (bswapsi*): Set attribute types for load/store. Add combiner
14776 patterns to eliminate zero extend on 64-bit.
14777 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14778 stdbrx if the hardware supports those instructions.
14780 2009-06-25 Ian Lance Taylor <iant@google.com>
14782 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14783 (Link Options): Document -static-libstdc++.
14785 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14788 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14789 DATA_ALIGNMENT instead.
14791 2009-06-25 Richard Guenther <rguenther@suse.de>
14793 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14794 indirect references against the callused/escaped solutions.
14795 (call_may_clobber_ref_p_1): Likewise.
14797 2009-06-25 Martin Jambor <mjambor@suse.cz>
14799 PR tree-optimization/40493
14800 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14801 (enum unscalarized_data_handling): New type.
14802 (handle_unscalarized_data_in_subtree): Return what has been done.
14803 (load_assign_lhs_subreplacements): Handle left flushes differently.
14804 (sra_modify_assign): Use unscalarized_data_handling, simplified
14805 condition determining whether to remove the statement.
14807 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14809 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14810 excerpt - @ should be doubled for texinfo.
14812 2009-06-24 Ian Lance Taylor <iant@google.com>
14814 * config/arc/arc.c: Include "df.h".
14815 (arc_attribute_table): Make static. Move higher in file.
14816 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14817 (output_shift): Initialize n later to avoid warning.
14818 * config/arm/arm.c (arm_attribute_table): Make static. Move
14820 * config/avr/avr.c (avr_attribute_table): Make static. Move
14822 (reg_class_tab): Change array type from int to enum reg_class.
14823 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14825 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14826 (lshrhi3_out): Likewise.
14827 (class_likely_spilled_p): Change return type to bool.
14828 (avr_rtx_costs): Use local code variable with enum type.
14829 * config/avr/avr.md (movmemhi): Use add_reg_note.
14830 (andhi3, andsi3): Don't use AS2 with "and".
14831 (iorhi3, iorsi3): Don't use AS2 with "or".
14832 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14833 * config/crx/crx.c: Include "df.h".
14834 (crx_attribute_table): Make static.
14835 * config/m32r/m32r.c: Include "df.h".
14836 (m32r_attribute_table): Make static. Move higher in file.
14837 (pop): Use add_reg_note.
14838 (block_move_call): Change 0 to LCT_NORMAL in function call.
14839 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14840 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14841 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14842 declare, not just when TREE_CODE is defined.
14843 * config/m68hc11/m68hc11.c: Include "expr.h".
14844 (m68hc11_attribute_table): Make static. Move higher in file.
14845 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14847 (m68hc11_register_indirect_p): Likewise.
14848 (m68hc11_function_arg_padding): Change return type to enum
14850 (emit_move_after_reload): Use add_reg_note.
14851 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14852 (m68hc11_split_logical): Likewise.
14853 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14855 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14856 to VOIDmode in function call.
14857 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14859 (m68hc11_split_logical): Update declaration.
14860 (m68hc11_function_arg_padding): Update declaration.
14861 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14862 to array of enum reg_class.
14863 (mcore_attribute_table): Make static. Move higher in file.
14864 (mcore_rtx_costs): Add cast to enum type.
14865 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14866 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14867 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14869 * config/sh/predicates.md (trapping_target_operand): Rename and to
14871 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14873 * config/spu/spu.c (spu_attribute_table): Make static. Move
14875 * config/v850/v850.c (v850_attribute_table): Make static. Move
14877 (v850_rtx_costs): Use local code with enum type.
14878 (expand_epilogue): Add cast.
14879 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14881 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14884 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14885 -m2a-single-only and -m2a-nofpu.
14886 * config/sh/sh.opt: Document m2a generates FPU code.
14888 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14890 * defaults.h (CAN_ELIMINATE): Provide default.
14891 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14892 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14893 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14894 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14895 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14896 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14897 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14898 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14899 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14900 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14902 2009-06-24 DJ Delorie <dj@redhat.com>
14904 * mep-ext-cop.cpu: Fix copyright notice.
14905 * mep-default: Fix copyright notice.
14906 * mep-core: Fix copyright notice.
14907 * mep: Fix copyright notice.
14908 * mep-ivc2: Fix copyright notice.
14909 * mep-c5: Fix copyright notice.
14911 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14913 * doc/contrib.texi (Contributors):
14915 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14917 PR middle-end/40501
14918 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14919 src and dst operands if necessary.
14921 2009-06-23 DJ Delorie <dj@redhat.com>
14924 * config.gcc: Add mep support.
14925 * recog.c: Resurrect validate_replace_rtx_subexp().
14926 * recog.h: Likewise.
14927 * config/mep/: Add new port:
14928 * config/mep/constraints.md: New file.
14929 * config/mep/default.h: New file.
14930 * config/mep/intrinsics.h: New file.
14931 * config/mep/intrinsics.md: New file.
14932 * config/mep/ivc2-template.h: New file.
14933 * config/mep/mep-c5.cpu: New file.
14934 * config/mep/mep-core.cpu: New file.
14935 * config/mep/mep-default.cpu: New file.
14936 * config/mep/mep-ext-cop.cpu: New file.
14937 * config/mep/mep-intrin.h: New file.
14938 * config/mep/mep-ivc2.cpu: New file.
14939 * config/mep/mep-lib1.asm: New file.
14940 * config/mep/mep-lib2.c: New file.
14941 * config/mep/mep-pragma.c: New file.
14942 * config/mep/mep-protos.h: New file.
14943 * config/mep/mep-tramp.c: New file.
14944 * config/mep/mep.c: New file.
14945 * config/mep/mep.cpu: New file.
14946 * config/mep/mep.h: New file.
14947 * config/mep/mep.md: New file.
14948 * config/mep/mep.opt: New file.
14949 * config/mep/predicates.md: New file.
14950 * config/mep/t-mep: New file.
14952 2009-06-23 Ian Lance Taylor <iant@google.com>
14954 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14955 from loose_warn into c_loose_warn and from strict_warn into
14956 c_strict_warn. Set and substitute warn_cxxflags. Check for
14957 --enable-build-with-cxx. Set and substitute
14958 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14959 * Makefile.in (CXXFLAGS): New variable.
14960 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14961 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14962 the default is the same as $(STRICT_WARN).
14963 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14964 (CXX): New variable.
14965 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14966 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14967 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14968 (HOST_LIBS): New variable.
14969 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14970 (ALL_CXXFLAGS): New variable.
14971 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14972 * doc/install.texi (Configuration): Document
14973 --enable-build-with-cxx, --with-stage1-ldflags,
14974 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14975 * configure: Rebuild.
14977 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14979 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14980 from previous commit.
14982 2009-06-23 Ian Lance Taylor <iant@google.com>
14984 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14986 2009-06-23 Ian Lance Taylor <iant@google.com>
14988 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14989 with ATTRIBUTE_UNUSED.
14991 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14992 Pat Haugen <pthaugen@us.ibm.com>
14993 Revital Eres <eres@il.ibm.com>
14995 * config.in (HAVE_AS_POPCNTD): Add default definition.
14996 (HAVE_AS_LWSYNC): Ditto.
14998 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15000 (gcc_cv_as_powerpc_cmpb): Ditto.
15001 (gcc_cv_as_powerpc_dfp): Ditto.
15002 (gcc_cv_as_powerpc_vsx): Ditto.
15003 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15004 supporting the popcntd/lwsync instructions.
15005 (gcc_cv_as_powerpc_lwsync): Ditto.
15006 * configure: Regenerate.
15008 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15009 -mcpu=native and -mcpu=power7.
15010 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15012 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15013 a variable instead of a mask to reduce the number of mask bits.
15014 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15015 (-mbit-word): Ditto.
15016 (-mregnames): Ditto.
15017 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15018 (-mfused-madd): Ditto.
15020 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15022 (-mvsx): New switch for VSX instructions.
15023 (-misel): Move from a variable to a mask to allow it to be set by
15026 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15027 function declaration to an array declaration.
15028 (rs6000_hard_regno_nregs): New external array declaration.
15030 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15031 files included by rs6000.md.
15033 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15034 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15036 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15038 (rs6000_debug_reg): New -mdebug= variables.
15039 (rs6000_debug_addr): Ditto.
15040 (rs6000_debug_cost): Ditto.
15041 (rs6000_pmode): New variable to hold Pmode.
15042 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15043 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15044 calculated at compiler start.
15045 (rs6000_hard_regno_nregs): Change function to an array which holds
15046 HARD_REGNO_NREGS calculated at compiler start.
15047 (rs6000_explicit_options): Delete isel field.
15048 (rs6000_vector_unit): New array to hold which vector unit
15049 supports arithmetic options for a given type.
15050 (rs6000_vector_mem): New array to hold which vector unit supports
15051 memory reference operations for a given type.
15052 (rs6000_vector_align): New array to given the alignment of each
15054 (power7_cost): New basic costs for power7.
15055 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15056 (rs6000_hard_regno_nregs_internal): New function, moved from
15057 HARD_REGNO_NREGS, to calculate the number of registers each hard
15058 register takes for each type.
15059 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15060 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15061 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15062 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15063 unit information here so it is calculated once at compiler startup
15065 (rs6000_override_options): Make -misel a target mask. Add more
15066 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15067 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15069 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15070 (rs6000_handle_option): Move -misel from variable to target mask.
15071 (rs6000_builtin_mask_for_load): Add VSX support.
15072 (rs6000_conditional_register_usage): Ditto.
15073 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15074 (function_arg_boundary): Ditto.
15075 (rs6000_expand_builtin): Ditto.
15076 (def_builtin): Make abort message a little friendlier.
15077 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15079 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15080 assembler support the popcntd instruction instead of a vsx
15081 instruction to enable power7 support.
15082 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15083 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15084 option to the assembler if -mcpu=native.
15085 (ASM_CPU_NATIVE_SPEC): Ditto.
15086 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15088 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15089 the lwsync instruction.
15090 (enum processor_type): Add PROCESSOR_POWER7.
15091 (rs6000_debug_reg): New -mdebug= options.
15092 (rs6000_debug_addr): Ditto.
15093 (rs6000_debug_cost): Ditto.
15094 (rs6000_isel): Delete.
15095 (enum rs6000_vector): New enum to say what vector unit we have.
15096 (VECTOR_UNIT_*): New macros to say which vector unit has
15097 arithmetic operations for a given type.
15098 (VECTOR_MEM_*): New macros to say which vector unit has memory
15099 operations for a given type.
15100 (TARGET_LDBRX): Whether the machine supports the ldbrx
15102 (TARGET_ISEL): Delete, -misel moved to be a mask.
15103 (TARGET_ISEL64): New macro for 64-bit isel support.
15104 (UNITS_PER_VSX_WORD): New macro.
15105 (POINTER_SIZE): Move to be an external variable, rather than
15106 calculating whether we are generating 32 ot 64-bit code.
15108 (STACK_BOUNDARY): Add VSX support.
15109 (LOCAL_ALIGNMENT): Ditto.
15110 (SLOW_UNALIGNED_ACCESS): Ditto.
15111 (VSX_REGNO_P): New macro for VSX support.
15112 (VFLOAT_REGNO_P): Ditto.
15113 (VINT_REGNO_P): Ditto.
15114 (VLOGICAL_REGNO_P): Ditto.
15115 (VSX_VECTOR_MODE): Ditto.
15116 (VSX_SCALAR_MODE): Ditto.
15118 (VSX_MOVE_MODE): Ditto.
15119 (VSX_REG_CLASS_P): Ditto.
15120 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15122 (UNITS_PER_SIMD_WORD): Add VSX support.
15123 (MODES_TIEABLE_P): Ditto.
15124 (STARTING_FRAME_OFFSET): Ditto.
15125 (STACK_DYNAMIC_OFFSET): Ditto.
15126 (EPILOGUE_USES): Ditto.
15127 (REGNO_REG_CLASS): Move to array lookup.
15128 (CLASS_MAX_NREGS): Ditto.
15129 (rs6000_vector_reg_class): Add declaration.
15130 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15131 overlap with the floating point and Altivec registers.
15133 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15135 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15136 give the appropriate asm switches if -mcpu=native.
15137 (host_detect_local_cpu): Add support for "asm".
15138 (host_detect_local_cpu): Follow GNU code guidelines for name.
15140 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15141 -mbit-word to a variable instead of being a target mask.
15143 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15144 emit the lwsync instruction instead of emitting the instruction as
15145 an integer constant.
15147 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15148 fixuns_trundfsi2, move expander into rs6000.md.
15150 * config/rs6000/rs6000.md (cpu): Add power7.
15151 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15152 (logical predicate patterns): Change the single instruction
15153 primitives that set CR0 to be fast_compare instead of compare.
15155 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15156 (popcntddi2): Ditto.
15157 (popcount<mode>): Ditto.
15158 (floating multiply/add insns): Name the floating point
15159 multiply/add insns.
15160 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15161 (isel_unsigned_<mode>): Ditto.
15162 (fixuns_trundfsi2): Move expander here from spe.md.
15163 (smindi3): Define if we have -misel on 64-bit systems.
15168 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15170 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15172 * config/avr/avr.c (avr_current_device): New variable.
15173 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15174 (avr_arch, mcu_type_s): Move to avr.h.
15175 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15176 default_data_section_start fields.
15177 (avr_arch): Moved from avr.c.
15178 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15179 library_name fields.
15180 (avr_current_device, avr_mcu_types, avr_arch_types,
15181 avr_device_to_arch, avr_device_to_data_start,
15182 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15183 (EXTRA_SPEC_FUNCTIONS): Define.
15184 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15185 options mapping. Use device_to_arch and device_to_data_start insted.
15186 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15187 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15188 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15189 * config/avr/driver-avr.c: New file.
15190 * config/avr/avr-devices.c: New file.
15192 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15194 * var-tracking.c (unshare_variable): Force initialized to
15195 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15196 (set_variable_part): Likewise.
15197 (struct variable_union_info): Remove pos_src field.
15198 (vui_vec, vui_allocated): New variables.
15199 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15200 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15201 == 1 use a simpler sorting algorithm. Compute pos field right
15202 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15203 Avoid quadratic comparison if !flag_var_tracking_uninit.
15204 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15205 unshare_variable unconditionally.
15206 (dataflow_set_different_2): Removed.
15207 (dataflow_set_different): Don't traverse second hash table.
15208 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15209 unconditionally to var_reg_set or var_mem_set.
15210 (emit_notes_in_bb): Likewise.
15211 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15213 (emit_note_insn_var_location): Don't set initialized to
15214 VAR_INIT_STATUS_INITIALIZED early.
15215 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15217 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15219 * tree-object-size.c (addr_object_size): Instead of checking
15220 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15221 are no FIELD_DECLs following it.
15223 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15225 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15226 order to match bswaps with signed source operands.
15228 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15230 * sdbout.c (sdbout_one_type): Fix braces in switch.
15232 2009-06-23 Richard Guenther <rguenther@suse.de>
15234 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15236 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15237 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15238 var_callused, callused_tree, var_storedanything, storedanything_tree,
15239 var_integer, integer_tree): Remove global variables.
15240 (new_var_info): Do not pass new id, append the new var to the
15241 global variable vector.
15242 (do_ds_constraint): Use is_global_var member of the variable-info.
15243 (new_scalar_tmp_constraint_exp): Adjust.
15244 (create_function_info_for): Likewise.
15245 (create_variable_info_for): Likewise.
15246 (find_what_var_points_to): Remove dead code.
15247 (init_base_vars): Simplify.
15248 (compute_points_to_sets): Adjust.
15250 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15252 * combine.c (try_combine): Dump information about the insns we're
15255 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15257 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15258 check when calling force_to_mode on TRUNCATE's operand.
15260 2009-06-22 Ian Lance Taylor <iant@google.com>
15262 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15264 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15266 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15268 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15270 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15271 override library linkage flags such as -static-libgcc or
15274 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15276 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15278 2009-06-22 Ian Lance Taylor <iant@google.com>
15280 * config/linux.opt: Put mglibc ahead of muclibc.
15282 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15283 for duplicate decls.
15285 2009-06-22 Matthias Klose <doko@ubuntu.com>
15287 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15289 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15292 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15293 instead of NULL if a parser error occurs.
15295 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15297 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15298 non-DWARF2_DEBUGGING_INFO version.
15300 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15302 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15303 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15305 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15306 (LIBGCC2_TF_CEXT): Define.
15309 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15312 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15314 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15316 * config/arm/arm.c (arm_override_options): Disable
15317 -mcaller-super-interworking and -mcallee-super-interworking.
15318 * doc/invoke.texi (ARM Options): Document this.
15320 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15322 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15323 * config/arm/constraints.md (j): New constraint for movw operands.
15324 (N): Remove thumb2 meaning.
15325 * config/arm/arm.md (*arm_movw): Delete.
15326 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15327 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15328 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15330 2009-06-22 Martin Jambor <mjambor@suse.cz>
15332 PR tree-optimization/40492
15333 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15334 build_ref_for_offset.
15336 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15338 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15339 JUMP_TABLE_DATA_P predicates where applicable.
15340 * auto-inc-dec.c: Ditto.
15341 * builtins.c: Ditto.
15342 * caller-save.c: Ditto.
15344 * cfgcleanup.c: Ditto.
15345 * cfglayout.c: Ditto.
15347 * combine.c: Ditto.
15348 * combine-stack-adj.c: Ditto.
15352 * df-scan.c: Ditto.
15354 * dwarf2asm.c: Ditto.
15355 * dwarf2out.c: Ditto.
15356 * emit-rtl.c: Ditto.
15362 * function.c: Ditto.
15365 * genpreds.c: Ditto.
15366 * genrecog.c: Ditto.
15368 * ira-costs.c: Ditto.
15369 * ira-lives.c: Ditto.
15371 * loop-iv.c: Ditto.
15372 * lower-subreg.c: Ditto.
15373 * modulo-sched.c: Ditto.
15375 * postreload.c: Ditto.
15376 * print-rtl.c: Ditto.
15378 * reginfo.c: Ditto.
15379 * regmove.c: Ditto.
15380 * reload1.c: Ditto.
15383 * rtlanal.c: Ditto.
15385 * sched-vis.c: Ditto.
15387 * sel-sched-ir.c: Ditto.
15388 * simplify-rtx.c: Ditto.
15389 * targhooks.c: Ditto.
15390 * var-tracking.c: Ditto.
15391 * vmsdbgout.c: Ditto.
15393 2009-06-22 Matthias Klose <doko@ubuntu.com>
15395 * Makefile.in (install-plugin): Always use DESTDIR.
15397 2009-06-22 Olivier Hainque <hainque@adacore.com>
15399 * config/pa/pa.c (output_call): Don't optimize post call jumps
15400 into return address adjustments if the call may throw.
15402 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15404 * arm.c (thumb1_output_casesi): New function.
15405 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15406 optimizing for size or PIC.
15407 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15408 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15409 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15410 (thumb1_casesi_internal_pic): New expand rule.
15411 (thumb1_casesi_dispatch): New pattern.
15412 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15414 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15415 in the text seciton when PIC or optimizing for size.
15416 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15417 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15418 preservation properties of code.
15419 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15420 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15421 (__gnu_thumb1_case_si): New function.
15422 * t-arm (LIB1ASMSRC): Define here.
15423 (LIB1ASMFUNCS): Add some common functions.
15424 * t-arm-elf (LIB1ASMSRC): Delete.
15425 (LIB1ASMFUNCS): Append to existing set.
15426 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15427 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15428 * t-symbian (LIB1ASMFUNCS): Likewise.
15429 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15430 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15432 2009-06-21 Richard Guenther <rguenther@suse.de>
15434 PR tree-optimization/38729
15435 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15436 to loops with a single exit if -fno-expensive-optimizations.
15438 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15440 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15441 (dataflow_set): Change vars type from htab_t to shared_hash.
15442 (shared_hash_pool, empty_shared_hash): New variables.
15443 (vars_clear): Removed.
15444 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15445 shared_hash_find_slot_unshare, shared_hash_find_slot,
15446 shared_hash_find_slot_noinsert, shared_hash_find): New
15448 (shared_hash_unshare, shared_hash_destroy): New functions.
15449 (unshare_variable): Unshare set->vars if shared, use
15451 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15452 (get_init_value, find_src_set_src, dump_dataflow_set,
15453 clobber_variable_part, emit_notes_for_differences): Use
15455 (dataflow_set_init): Remove second argument, set vars to
15456 empty_shared_hash instead of creating a new htab.
15457 (dataflow_set_clear): Call shared_hash_destroy and set vars
15458 to empty_shared_hash instead of calling vars_clear.
15459 (dataflow_set_copy): Don't call vars_copy, instead just share
15460 the src htab with dst.
15461 (variable_union): Use shared_hash_*, use initially NO_INSERT
15462 lookup if set->vars is shared. Don't keep slot cleared before
15463 calling unshare_variable. Unshare set->vars if needed.
15464 Even ->refcount == 1 vars must be unshared if set->vars is shared
15465 and var needs to be modified.
15466 (variable_canonicalize): New function.
15467 (dataflow_set_union): If dst->vars is empty, just share src->vars
15468 with dst->vars and traverse with variable_canonicalize to canonicalize
15469 and unshare what is needed.
15470 (dataflow_set_different): If old_set and new_set use the same shared
15471 htab, they aren't different. If number of htab elements is different,
15472 htabs are different. Use shared_hash_*.
15473 (dataflow_set_destroy): Call shared_hash_destroy instead of
15475 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15476 second argument to dataflow_set_init.
15477 (vt_initialize): Likewise. Initialize shared_hash_pool and
15478 empty_shared_hash, move bb in/out initialization afterwards.
15479 Use variable_htab_free instead of NULL as changed_variables del hook.
15480 (variable_was_changed): Change type of second argument to pointer to
15481 dataflow_set. When inserting var into changed_variables, bump
15482 refcount. Unshare set->vars if set is shared htab and slot needs to
15484 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15485 lookup if set->vars is shared. Unshare set->vars if needed.
15486 Even ->refcount == 1 vars must be unshared if set->vars is shared
15487 and var needs to be modified. Adjust variable_was_changed caller.
15488 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15489 vars must be unshared if set->vars is shared and var needs to be
15490 modified. Adjust variable_was_changed caller.
15491 (emit_note_insn_var_location): Don't pool_free var.
15492 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15494 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15495 free_alloc_pool on shared_hash_pool.
15497 2009-06-20 Anthony Green <green@moxielogic.com>
15499 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15500 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15502 2009-06-20 Richard Guenther <rguenther@suse.de>
15504 * tree-ssa-structalias.c (find_func_aliases): For memset use
15505 a constraint from NULL if we memset to zero.
15506 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15507 we explicitly handle that do not read from memory.
15508 (call_may_clobber_ref_p_1): Properly handle builtins that may
15511 2009-06-20 Richard Guenther <rguenther@suse.de>
15513 PR tree-optimization/40495
15514 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15515 (new_scalar_tmp_constraint_exp): New function.
15516 (process_constraint): Do not create temporary decls.
15517 (process_all_all_constraints): Likewise.
15518 (handle_const_call): Likewise.
15519 (create_function_info_for): Do not set decl.
15521 2009-06-19 Ian Lance Taylor <iant@google.com>
15523 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15524 (rs6000_attribute_table): Make static; move before use.
15526 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15528 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15529 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15530 Propagate the TREE_READONLY flag without overwriting it.
15531 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15532 Propagate the TREE_READONLY flag onto the result.
15533 (process_call_operands): Move around. Use correct constant value.
15535 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15538 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15539 * config/arm/arm.md: Likewise.
15541 2009-06-19 Ian Lance Taylor <iant@google.com>
15543 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15544 to GIMPLE_ERROR_MARK.
15546 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15547 op2_original_type parameters. Warn about using different enum types.
15548 * c-parser.c (c_parser_conditional_expression): Pass original
15549 types to build_conditional_expr.
15550 * c-tree.h (build_conditional_expr): Update declaration.
15552 2009-06-19 Ian Lance Taylor <iant@google.com>
15554 * config/i386/i386.c (ix86_function_specific_save): Test that
15555 fields match values, rather than testing the values are in a
15558 2009-06-19 Richard Guenther <rguenther@suse.de>
15560 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15561 ADDR_EXPR pointers.
15562 (ptr_derefs_may_alias_p): Likewise.
15563 (ptr_deref_may_alias_ref_p_1): New function.
15564 (ptr_deref_may_alias_ref_p): Likewise.
15565 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15566 covered by looking at the ESCAPED solution.
15567 (call_may_clobber_ref_p_1): Likewise.
15568 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15569 Handle NULL_TREE offset. Do not produce redundant constraints.
15570 (process_all_all_constraints): New helper function.
15571 (do_structure_copy): Use it.
15572 (handle_lhs_call): Likewise.
15573 (find_func_aliases): Handle some builtins with pointer arguments
15574 and/or return values explicitly.
15576 2009-06-19 Ian Lance Taylor <iant@google.com>
15578 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15580 2009-06-19 Ian Lance Taylor <iant@google.com>
15582 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15584 2009-06-19 Ian Lance Taylor <iant@google.com>
15586 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15587 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15590 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15591 uninitialized const.
15593 2009-06-19 Ian Lance Taylor <iant@google.com>
15595 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15598 * c-decl.c (in_struct, struct_types): Remove.
15599 (struct c_binding): Add in_struct field.
15600 (c_binding_ptr): Define type, along with VEC.
15601 (struct c_struct_parse_info): Define.
15602 (struct_parse_info): New static variable.
15603 (bind): Initialize in_struct field.
15604 (start_struct): Remove enclosing_in_struct and
15605 enclosing_struct_types parameters. Add
15606 enclosing_struct_parse_info parameter. Change all callers. Set
15607 struct_parse_info rather than in_struct and struct_types.
15608 (grokfield): If -Wc++-compat and there is a symbol binding for the
15609 field name, set the in_struct flag and push it on the
15610 struct_parse_info->fields vector.
15611 (warn_cxx_compat_finish_struct): New static function.
15612 (finish_struct): Remove enclosing_in_struct and
15613 enclosing_struct_types parameters. Add
15614 enclosing_struct_parse_info parameter. Change all callers. Don't
15615 set C_TYPE_DEFINED_IN_STRUCT here. Call
15616 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15617 parameter. Only push on struct_types if warn_cxx_compat.
15618 (finish_enum): Only push on struct_types if warn_cxx_compat.
15619 (declspecs_add_type): Add loc parameter. Change all callers.
15620 Change all error calls to error_at. Pass loc, not input_location,
15621 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15622 defined in a struct. If -Wc++-compat and parsing a struct, record
15623 that a typedef name was used.
15624 * c-parser.c (c_parser_declspecs): Get location to pass to
15625 declspecs_add_type.
15626 (c_parser_struct_or_union_specifier): Update calls to start_struct
15628 * c-tree.h (struct c_struct_parse_info): Declare.
15629 (finish_struct, start_struct): Update declarations.
15630 (declspecs_add_type): Update declaration.
15632 2009-06-19 Ian Lance Taylor <iant@google.com>
15634 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15635 variable with an anonymous type.
15637 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15639 * see.c: Remove for real.
15641 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15643 * optabs.h (enum optab_index): Add new OTI_significand.
15644 (significand_optab): Define corresponding macro.
15645 * optabs.c (init_optabs): Initialize significand_optab.
15646 * genopinit.c (optabs): Implement significand_optab using
15647 significand?f2 patterns.
15648 * builtins.c (expand_builtin_mathfn): Handle
15649 BUILT_IN_SIGNIFICAND{,F,L}.
15650 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15651 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15653 * config/i386/i386.md (significandxf2, significand<mode>2): New
15654 expanders to implement significandf, significand and significandl
15655 built-ins as inline x87 intrinsics.
15657 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15659 * config/avr/avr.c (avr_override_options): Remove setting value of
15660 PARAM_INLINE_CALL_COST.
15662 2009-06-18 Richard Henderson <rth@redhat.com>
15665 * tree-pass.h (TDF_ASMNAME): New.
15666 * tree-dump.c (dump_options): Add asmname.
15667 * doc/invoke.texi: Document it.
15669 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15670 (dump_decl_name): ...here.
15671 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15672 (dump_generic_node): Update dump_function_name calls.
15673 (print_call_name): New flags arg; update all dump calls.
15674 * diagnostic.h (print_call_name): Update.
15675 * gimple-pretty-print.c (dump_gimple_call): Update.
15677 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15680 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15682 2009-06-18 Diego Novillo <dnovillo@google.com>
15684 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15685 * plugin.c (str_license): Declare.
15686 (try_init_one_plugin): Assert that the symbol
15687 'plugin_is_GPL_compatible' exists.
15689 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15692 * Makefile.in (OBJS-common): Remove see.o.
15694 * common.opt (fsee): Mark as preserved for backward compatibility.
15695 * opts.c (common_handle_option): Add OPT_fsee to the backward
15696 compatibility section.
15697 * passes.c (init_optimization_passes, pass_see): Remove pass.
15698 * timevar.def (TV_SEE): Remove.
15699 * tree-pass.h (pass_see): Remove declaration.
15700 * doc/invoke.texi (-fsee): Remove documentation.
15702 2009-06-18 Martin Jambor <mjambor@suse.cz>
15704 * tree-sra.c: Include statistics.h
15705 (sra_stats): New variable.
15706 (sra_initialize): Clear sra_stats.
15707 (create_access_replacement): Increment sra_stats.replacements.
15708 (get_access_replacement): Do not return twice.
15709 (analyze_all_variable_accesses): Increment statistics counter by the
15710 number of scalarized aggregates.
15711 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15712 (sra_modify_expr): Increment sra_stats.exprs.
15713 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15714 (sra_modify_assign): Increment sra_stats.exprs,
15715 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15716 (perform_intra_sra): Update statistics counters.
15717 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15719 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15721 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15722 (arm_scalar_mode_supported_p): New function.
15724 2009-06-18 Paul Brook <paul@codesourcery.com>
15725 Sandra Loosemore <sandra@codesourcery.com>
15727 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15728 (__extendhfsf2, __truncsfhf2): Define.
15729 * config/arm/fp16.c: New file.
15730 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15731 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15733 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15735 * doc/extend.texi (Half-Precision): New section.
15736 * doc/invoke.texi (Option Summary): List -mfp16-format.
15737 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15738 * config/arm/arm.opt (mfp16-format=): New.
15739 * config/arm/arm.c: Include intl.h.
15740 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15741 (TARGET_INVALID_RETURN_TYPE): Redefine.
15742 (TARGET_PROMOTED_TYPE): Redefine.
15743 (TARGET_CONVERT_TO_TYPE): Redefine.
15744 (arm_fp16_format): Define.
15745 (all_fpus): Add entry for neon-fp16.
15746 (fp_model_for_fpu): Likewise.
15747 (struct fp16_format): Declare.
15748 (all_fp16_formats): Define.
15749 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15751 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15753 (arm_legitimate_index_p): Treat HFmode like HImode.
15754 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15755 (coproc_secondary_reload_class): Special-case HFmode.
15756 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15757 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15758 (arm_init_fp16_builtins): New.
15759 (arm_init_builtins): Call it.
15760 (arm_invalid_parameter_type): New.
15761 (arm_invalid_return_type): New.
15762 (arm_promoted_type): New.
15763 (arm_convert_to_type).
15764 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15766 (arm_emit_fp16_const): New function.
15767 (arm_mangle_type): Mangle __fp16 as "Dh".
15768 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15770 (TARGET_NEON_FP16): New.
15771 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15772 (enum fputype): Add FPUTYPE_NEON_FP16.
15773 (enum arm_fp16_format_type): Declare.
15774 (arm_fp16_format): Declare.
15775 (LARGEST_EXPONENT_IS_NORMAL): Define.
15776 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15777 * config/arm/arm-modes.def (HFmode): Define.
15778 * config/arm/vfp.md (*movhf_vfp): New.
15779 (extendhfsf2): New.
15781 * config/arm/arm.md (fpu): Add neon_fp16.
15782 (floatsihf2, floatdihf2): New.
15783 (fix_trunchfsi2, fix_trunchfdi2): New.
15785 (extendhfdf2): New.
15787 (*arm32_movhf): New.
15788 (*thumb1_movhf): New.
15789 (consttable_2): Add check for HFmode constants.
15790 (consttable_4): Handle HFmode constants.
15792 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15794 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15796 2009-06-17 Olivier Hainque <hainque@adacore.com>
15798 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15799 const char ** conversion in AIX specific section.
15801 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15803 * config/i386/i386.c (ix86_special_builtin_type): Remove
15804 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15805 (bdesc_special_args): Updated.
15806 (ix86_init_mmx_sse_builtins): Likewise.
15807 (ix86_expand_special_args_builtin): Likewise.
15809 2009-06-17 Richard Henderson <rth@redhat.com>
15811 * tree-pretty-print.c (maybe_dump_asm_name): New.
15812 (dump_decl_name): Use it.
15813 (PRINT_FUNCTION_NAME): Merge into...
15814 (dump_function_name): ... here. Use maybe_dump_asm_name.
15816 2009-06-17 Cary Coutant <ccoutant@google.com>
15818 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15820 * debug.c (struct gcc_debug_hooks): Change placeholder for
15822 (debug_nothing_int_charstar_int): Replaced by...
15823 (debug_nothing_int_charstar_int_bool): ...this.
15824 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15825 source_line prototype.
15826 (debug_nothing_int_charstar_int): Replaced by...
15827 (debug_nothing_int_charstar_int_bool): ...this.
15828 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15829 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15830 Output is_stmt operand when necessary.
15831 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15832 (notice_source_line): Add is_stmt parameter.
15833 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15834 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15836 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15837 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15839 2009-06-17 Ian Lance Taylor <iant@google.com>
15841 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15843 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15846 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15848 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15849 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15850 tree_strip_sign_nop_conversions and
15851 tree_ssa_strip_useless_type_conversions rather than stripping
15852 the operations here.
15853 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15855 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15856 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15857 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15858 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15861 2009-06-17 Michael Eager <eager@eagercon.com>
15863 * config/rs6000/constraints.md (register_constraint "d"): New.
15864 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15865 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15866 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15867 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15868 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15869 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15870 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15871 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15872 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15873 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15875 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15876 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15877 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15878 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15879 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15880 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15881 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15882 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15883 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15884 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15885 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15886 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15887 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15888 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15890 2009-06-16 Ian Lance Taylor <iant@google.com>
15892 * profile.c (total_num_never_executed): Don't define.
15893 (compute_branch_probabilities): Don't count or print
15894 num_never_executed.
15895 (init_branch_prob): Don't set total_num_never_executed.
15896 (end_branch_prob): Don't print total_num_never_executed.
15898 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15900 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15902 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15904 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15905 (nabstd2_fpr): Same.
15907 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15909 * expr.c (expand_assignment): Change complex type check.
15911 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15913 * doc/plugins.texi (Building GCC plugins): Added new section.
15915 2009-06-17 Ian Lance Taylor <iant@google.com>
15917 * c-pch.c (get_ident): Don't set size of templ array.
15918 (pch_init): Don't set size of partial_pch array.
15920 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15921 string constant to intialize an array whose size is the length of
15924 2009-06-17 Richard Guenther <rguenther@suse.de>
15926 PR tree-optimization/40389
15927 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15928 to addressable types.
15929 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15931 2009-06-17 Richard Guenther <rguenther@suse.de>
15933 PR middle-end/40460
15934 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15935 if there is no evolution of left in the loop bail out.
15936 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15937 chrec_fold_multiply.
15939 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15940 Janis Johnson <janis187@us.ibm.com>
15943 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15944 for the symbol ref of a constant that is the source of a move
15945 - nor for any other not-obvious-label-ref constants.
15947 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15949 * plugin.c (position_pass): Skip newly inserted pass during list
15950 traversal to avoid repeated insertion.
15952 2009-06-16 Ian Lance Taylor <iant@google.com>
15954 * vec.h (VEC_stack_alloc): Define different version if
15955 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15956 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15957 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15958 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15960 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15962 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15964 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15965 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15966 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15967 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15968 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15969 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15970 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15971 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15972 __builtin_ia32_rdtscp.
15973 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15974 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15975 and __builtin_ia32_rorhi.
15976 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15977 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15978 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15979 (ix86_expand_args_builtin): Likewise.
15980 (ix86_expand_special_args_builtin): Likewise.
15982 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15983 (UNSPECV_RDTSC): Likewise.
15984 (UNSPECV_RDPMC): Likewise.
15985 (*bsr): Renamed to ...
15987 (*bsr_rex64): Renamed to ...
15990 (*rdpmc): Likewise.
15991 (*rdpmc_rex64): Likewise.
15993 (*rdtsc): Likewise.
15994 (*rdtsc_rex64): Likewise.
15995 (rdtscp): Likewise.
15996 (*rdtscp): Likewise.
15997 (*rdtscp_rex64): Likewise.
15999 * config/i386/ia32intrin.h: New.
16001 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16003 2009-06-16 Ian Lance Taylor <iant@google.com>
16005 * ira-build.c (copy_info_to_removed_store_destinations):
16006 Initialize parent_a.
16008 2009-06-16 Ian Lance Taylor <iant@google.com>
16010 * c-decl.c (grokdeclarator): Change size_varies to bool.
16012 2009-06-16 Ian Lance Taylor <iant@google.com>
16014 * sel-sched.c: Make forward declarations of move_op_hooks and
16015 fur_hooks explicitly extern.
16017 2009-06-16 Ian Lance Taylor <iant@google.com>
16019 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16020 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16022 2009-06-16 Ian Lance Taylor <iant@google.com>
16024 * resource.c (mark_referenced_resources): Change
16025 include_delayed_effects parameter to bool. Change all callers.
16026 (mark_end_of_function_resources): Likewise.
16027 * reorg.c (insn_references_resource_p): Likewise.
16028 (insn_sets_resource_p): Likewise.
16029 * resource.h (mark_referenced_resources): Update declaration.
16030 (mark_end_of_function_resources): Update declaration.
16032 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16034 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16036 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16038 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16039 GCC can bootstrap on AIX with GNU Binutils 2.20.
16041 2009-06-16 Ian Lance Taylor <iant@google.com>
16043 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16045 2009-06-16 Ian Lance Taylor <iant@google.com>
16047 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16048 inline, not extern inline.
16049 (exact_log2): Likewise.
16050 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16052 (exact_log2): Likewise, but don't test CTZ_HWI.
16054 2009-06-16 Ian Lance Taylor <iant@google.com>
16056 * bitmap.c (bitmap_clear): Don't declare as inline.
16057 * gimple.c (gimplify_assign): Likewise.
16058 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16059 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16060 (sched_scan_info): Remove duplicate definition.
16062 2009-06-16 Ian Lance Taylor <iant@google.com>
16064 * c-common.c (skip_evaluation): Don't define.
16065 (c_inhibit_evaluation_warnings): Define global variable.
16066 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16067 than skip_evaluation.
16068 (convert_and_check, warn_for_div_by_zero): Likewise.
16069 * c-common.h (skip_evaluation): Don't declare.
16070 (c_inhibit_evaluation_warnings): Declare.
16071 * c-parser.c (c_parser_typeof_specifier): Set
16072 c_inhibit_evaluation_warnings rather than skip_evaluation.
16073 (c_parser_conditional_expression): Likewise.
16074 (c_parser_binary_expression): Likewise.
16075 (c_parser_sizeof_expression): Likewise.
16076 (c_parser_alignof_expression): Likewise.
16077 * c-typeck.c (build_indirect_ref): Check
16078 c_inhibit_evaluation_warnings rather than skip_evaluation.
16079 (build_conditional_expr, build_binary_op): Likewise.
16081 2009-06-16 Richard Guenther <rguenther@suse.de>
16083 * tree-ssa-alias.c (is_escape_site): Remove.
16084 * tree-ssa-alias.h (enum escape_type): Remove.
16085 (is_escape_site): Likewise.
16086 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16087 via casts and asms without deferring to is_escape_site.
16089 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16091 PR middle-end/40446
16092 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16093 use gen_lowpart if op0 has complex mode.
16095 2009-06-16 Richard Guenther <rguenther@suse.de>
16097 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16098 variables add them to ESCAPED.
16099 (find_func_aliases): Do not make all indirectly stored values escaped.
16101 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16103 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16104 make_decl_one_only.
16106 2009-06-16 Martin Jambor <mjambor@suse.cz>
16108 PR tree-optimization/40432
16109 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16110 check whether we need to force gimple register operand.
16112 2009-06-16 Martin Jambor <mjambor@suse.cz>
16114 PR tree-optimization/40413
16115 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16116 build_ref_for_offset.
16117 (propagate_subacesses_accross_link): Fix a typo in a comment.
16119 2009-06-16 Ira Rosen <irar@il.ibm.com>
16121 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16122 with additional parameter.
16123 * tree-vectorizer.h (enum vect_def_type): Add new value
16125 (enum vect_relevant): Add comments.
16126 (vect_is_simple_reduction): Add new argument.
16127 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16128 Detect nested cycles.
16129 (vect_is_simple_reduction): Update documentation, add an argument to
16130 distinguish inner-loop reduction from nested cycle, detect nested
16131 cycles, fix printings and indentation, don't swap operands in case
16133 (get_initial_def_for_reduction): Handle subtraction.
16134 (vect_create_epilog_for_reduction): Add new argument to specify
16135 reduction variable.
16136 (vect_finalize_reduction): Handle subtraction, fix comments.
16137 (vectorizable_reduction): Handle nested cycles. In case of nested
16138 cycle keep track of the reduction variable position. Call
16139 vect_is_simple_reduction with additional parameter. Use original
16140 statement code in reduction epilogue for nested cycle. Call
16141 vect_create_epilog_for_reduction with additional parameter.
16142 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16143 inner-loop vectorization.
16144 (vect_recog_widen_sum_pattern): Likewise.
16145 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16147 (vect_mark_stmts_to_be_vectorized): Likewise.
16148 (vect_get_vec_def_for_operand): Handle nested cycles.
16150 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16152 * doc/invoke.texi (Debugging Options): Fix option index entries
16153 for -fdump-statistics, -frandom-seed add entries for
16154 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16155 (FRV Options): Fix entries for -mTLS, -mtls.
16156 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16157 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16158 (M68hc1x Options): Fix @itemx for -mnominmax.
16159 (MCore Options): Fix entry for -mno-lsim.
16160 (MMIX Options): Fix entry for -mabi=mmixware.
16161 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16163 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16165 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16166 Mention the plugin mode of gengtype.
16167 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16168 * gengtype.c: Updated copyright.
16169 (plugin_files, nb_plugin_files) Added new static variables.
16170 (measure_input_list) Care about plugin_files.
16171 (write_rtx_next): Added early return in plugin mode.
16172 (create_file): Updated copyright year in generated file. Added
16174 (oprintf): Added early return if NULL outf.
16175 (get_output_file_with_visibility): Care of plugin_files.
16176 (get_output_file_name): May return null.
16177 (write_local): Added early return.
16178 (put_mangled_filename): Ditto.
16179 (finish_root_table): Added check for base_files.
16180 (write_roots): Care about null when plugins.
16181 (main): Added plugin mode.
16183 2009-06-15 Ian Lance Taylor <iant@google.com>
16185 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16186 * gcov.c (read_count_file): Add braces around variables declared
16189 * c.opt (Wjump-misses-init): New warning.
16190 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16191 -Wall and -Wc++-compat if not already set.
16192 (c_common_post_options): Clear warn_jump_misses_init if it was not
16194 * c-decl.c (struct c_binding): Change type field to a union with
16195 new label field. Make it the first field in the struct. Update
16196 references to type to use u.type instead.
16197 (struct c_spot_bindings): Define.
16198 (struct c_goto_bindings): Define.
16199 (c_goto_bindings_p): Define, along with VECs.
16200 (struct c_label_vars): Define.
16201 (struct c_scope): Add has_label_bindings field.
16202 (bind_label, set_spot_bindings): New static functions.
16203 (decl_jump_unsafe, update_spot_bindings): New static functions.
16204 (update_label_decls): New static function.
16205 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16206 Update binding u.label field to shadowed field.
16207 (c_binding_start_stmt_expr): New function.
16208 (c_binding_end_stmt_expr): New function.
16209 (pushdecl): Don't call c_begin_vm_scope.
16210 (make_label): Add defining and p_label_vars parameters. Change
16212 (lookup_label): Correct test for whether a label has not yet been
16213 defined. Call bind_label rather than bind.
16214 (warn_about_goto): New static function.
16215 (lookup_label_for_goto): New function.
16216 (declare_label): Call bind_label rather than bind.
16217 (check_earlier_gotos): New static function.
16218 (define_label): Don't give errors about jumping into statement
16219 expressions or scopes of variably modified types. Call
16220 set_spot_bindings and check_earlier_gotos. Call bind_label
16221 instead of bind. Don't set label_context_stack_se or
16222 label_context_stack_vm.
16223 (c_get_switch_bindings): New function.
16224 (c_release_switch_bindings): New function.
16225 (c_check_switch_jump_warnings): New function.
16226 (start_function): Don't set label_context_stack_se or
16227 label_context_stack_vm.
16228 (finish_function): Likewise.
16229 * c-typeck.c (label_context_stack_se): Don't define.
16230 (label_context_stack_vm): Don't define.
16231 (c_finish_goto_label): Call lookup_label_for_goto rather than
16232 lookup_label. Don't give errors about jumping into a statement
16233 expression or the scope of a variably modified type. Don't set
16234 label_context_stack_se or label_context_stack_vm.
16235 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16236 fields. Add bindings field.
16237 (c_start_case): Don't set deleted fields. Set bindings field.
16238 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16239 or blocked_vm. Call c_check_switch_jump_warnings.
16240 (c_finish_case): Don't test blocked_stmt_expr field. Call
16241 c_release_switch_bindings.
16242 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16243 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16244 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16245 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16246 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16247 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16248 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16249 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16250 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16251 (C_DECL_UNJUMPABLE_VM): Don't define.
16252 (C_DECL_UNDEFINABLE_VM): Don't define.
16253 (struct c_label_list): Don't define.
16254 (struct c_label_context_se): Don't define.
16255 (struct c_label_context_vm): Don't define.
16256 (struct c_spot_bindings): Declare.
16257 (c_bindings_start_stmt_expr): Declare.
16258 (c_bindings_end_stmt_expr): Declare.
16259 (lookup_label_for_goto): Declare.
16260 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16261 (c_check_switch_jump_warnings): Declare.
16262 (label_context_stack_se, label_context_stack_vm): Don't declare.
16263 (c_finish_goto_label): Update declaration.
16264 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16265 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16266 (Warning Options): Document -Wjump-misses-init.
16268 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16270 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16273 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16275 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16277 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16279 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16281 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16283 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16285 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16287 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16288 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16289 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16290 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16291 * dwarf2asm.c (dw2_force_const_mem): Update call to
16292 make_decl_one_only.
16293 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16294 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16295 * langhooks.c (lhd_comdat_group): Remove.
16296 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16297 * tree.h (DECL_COMDAT_GROUP): New.
16298 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16299 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16300 (make_decl_one_only): Change signature.
16301 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16302 make_decl_one_only.
16303 (make_decl_one_only): Change signature.
16304 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16306 2009-06-15 Richard Guenther <rguenther@suse.de>
16308 PR middle-end/40439
16309 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16311 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16313 * tree-ssa-math-opts.c: Remove extra divide.
16315 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16317 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16319 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16321 * passes.c: Add bswap pass.
16322 * tree-pass.h: Add pass_optimize_bswap declaration.
16323 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16324 Include rtl.h, expr.h and optabs.h for optab_handler check.
16325 (struct symbolic_number, pass_optimize_bswap): New definition.
16326 (do_shift_rotate, verify_symbolic_number_p): New functions.
16327 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16328 (gate_optimize_bswap): New function.
16329 * tree.c (widest_int_cst_value): New function.
16330 * tree.h (widest_int_cst_value): Prototype added.
16332 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16334 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16335 REG_EQUAL/REG_EQUIV notes.
16337 2009-06-14 Richard Guenther <rguenther@suse.de>
16339 PR middle-end/40389
16340 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16341 has its address taken if NRV was applied and it is addressable.
16342 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16343 function split out from ...
16344 (get_constraint_for_1): ... here.
16345 (handle_rhs_call): Use it to mark the return slot escaped if
16346 it is addressable and NRV was applied.
16348 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16350 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16351 Change first argument type to location_t.
16352 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16353 Do not set input_location.
16354 Use loc instead of input_location throughout.
16356 2009-06-13 Richard Guenther <rguenther@suse.de>
16358 PR tree-optimization/40421
16359 * tree-predcom.c (should_unroll_loop_p): Remove.
16360 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16362 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16364 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16365 Add location argument.
16367 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16369 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16371 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16372 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16373 * config/spu/spu-protos.h: Add location to
16374 spu_resolve_overloaded_builtin.
16375 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16376 spu_build_builtin_va_list.
16377 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16378 argument. Pass location to build_function_call_vec.
16379 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16381 (emit_fpu_switch): Same.
16382 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16383 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16384 to build_decl and create_artificial_label.
16385 (xtensa_gimplify_va_arg_expr): Same.
16386 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16387 (xstormy16_gimplify_va_arg_expr): Same.
16388 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16389 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16390 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16391 (mips16_build_function_stub): Same.
16392 (mips16_build_call_stub): Same.
16394 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16397 * arm/constraints.md (Pa, Pb): New constraints.
16398 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16399 split pattern to deal with them.
16401 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16403 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16404 fix index entry for -Xpreprocessor.
16406 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16408 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16409 Add location argument to build_decl call.
16410 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16411 (rs6000_init_builtins): Same.
16412 (spe_init_builtins): Same.
16413 (rs6000_gimplify_va_arg): Add location argument to
16414 create_artificial_label call.
16416 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16418 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16419 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16420 * Makefile.in: Fix GGC dependency for gcse.o.
16422 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16424 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16425 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16426 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16428 * c-parser.c (c_parser_binary_expression): Use current column while
16429 building binary operations.
16430 * common.opt (fshow-column): Enable by default.
16431 * tree-vrp.c (check_array_ref): Use warning_at.
16432 (check_array_bounds): Use location from call back if expr has no
16434 * tree.h: Add location argument to maybe_fold_*.
16435 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16436 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16437 (maybe_fold_offset_to_component_ref): Same.
16438 (maybe_fold_offset_to_reference): Same.
16439 (maybe_fold_offset_to_address): Same.
16440 (maybe_fold_stmt_indirect): Same.
16441 (maybe_fold_stmt_addition): Same.
16442 (fold_stmt_r): Pass location to maybe_fold_*.
16443 (fold_gimple_assign): Same.
16444 * c-tree.h: Add location argument to finish_decl,
16445 default_function_array_conversion, store_init_value.
16446 * c-decl.c (define_label): Use error_at.
16447 (c_make_fname_decl): Pass location to finish_decl.
16448 (finish_decl): New location argument.
16449 (build_compound_literal): Pass location to store_init_value.
16450 (grokdeclarator): Pass location to finish_decl.
16452 * c-typeck.c (array_to_pointer_conversion): New location argument.
16453 (function_to_pointer_conversion): Same.
16454 (default_function_array_conversion): Same.
16455 (parser_build_unary_op): Pass location to overflow_warning.
16456 (parser_build_binary_op): Same. Use warning_at.
16457 (build_unary_op): Pass location to array_to_pointer_conversion.
16458 (build_c_cast): Pass location to digest_init.
16459 (build_modify_expr): New location argument.
16460 (convert_for_assignment): Same.
16461 (store_init_value): Same.
16462 (digest_init): Same.
16463 (output_init_element): Pass location to digest_init and
16464 array_to_pointer_conversion.
16465 (c_finish_return): Pass location to convert_for_assignment.
16466 * gimplify.c (gimplify_conversion): Pass location to
16467 maybe_fold_offset_to_address.
16468 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16469 to maybe_fold_stmt_addition.
16470 * c-omp.c (c_finish_omp_atomic): Pass new location to
16472 (c_finish_omp_for): Same.
16473 * c-common.c (overflow_warning): New argument.
16474 * c-common.h: New argument to build_modify_expr, overflow_warning.
16475 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16477 (c_parser_initializer): Pass location to
16478 default_function_array_conversion.
16479 (c_parser_initelt): Same.
16480 (c_parser_initval): Same.
16481 (c_parser_asm_operands): Same.
16482 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16483 (c_parser_conditional_expression): Same.
16484 (c_parser_binary_expression): Add location info to stack. Use it.
16485 (c_parser_unary_expression): Pass location to
16486 default_function_array_conversion, parser_build_unary_op,
16487 build_indirect_ref, c_parser_postfix_expression_after_primary.
16488 (c_parser_postfix_expression_after_primary): New location argument.
16490 (c_parser_expression_conv): Pass location to
16491 default_function_array_conversion.
16492 (c_parser_expr_list): Same.
16493 (c_parser_omp_atomic): Same.
16494 (c_parser_omp_for_loop): Same.
16495 * c-tree.h (struct c_declarator): Add comment to id_loc.
16496 (build_array_declarator): New argument.
16497 * c-decl.c (build_array_declarator): Add location argument.
16498 (grokdeclarator): Set id_loc for cdk_array.
16499 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16500 build_array_declarator.
16501 * tree.c (build_omp_clause): Add location argument.
16502 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16503 (OMP_CLAUSE_LOCATION): New macro.
16504 (struct tree_omp_clause): Add location field.
16505 (build_omp_clause): Add argument.
16506 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16508 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16509 (cp_parser_omp_clause_collapse): Same.
16510 (cp_parser_omp_clause_default): Same.
16511 (cp_parser_omp_clause_if): Same.
16512 (cp_parser_omp_clause_nowait): Same.
16513 (cp_parser_omp_clause_num_threads): Same.
16514 (cp_parser_omp_clause_ordered): Same.
16515 (cp_parser_omp_clause_schedule): Same.
16516 (cp_parser_omp_clause_untied): Same.
16517 (cp_parser_omp_for_loop): Same.
16518 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16519 * c-tree.h (c_start_case): Add location argument.
16520 (c_process_expr_stmt): Same.
16521 (c_finish_goto_*): Same.
16522 * tree-parloops.c (initialize_reductions): Pass location to
16524 (create_parallel_loop): Same.
16525 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16526 (gfc_trans_omp_reduction_list): Same.
16527 (gfc_trans_omp_clauses): Same.
16528 (gfc_trans_omp_do): Same.
16529 * c-typeck.c (c_finish_goto_label): Same.
16530 (c_finish_goto_ptr): New location argument.
16531 (c_start_case): Same.
16532 (emit_side_effect_warnings): Same.
16533 (c_process_expr_stmt): Same.
16534 (c_finish_stmt_expr): Same.
16535 (c_finish_omp_clauses): Use error_at instead of error.
16536 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16538 * c-omp.c (c_split_parallel_clauses): New location argument.
16539 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16540 to build_omp_clause.
16541 (convert_local_reference_stmt): Same.
16542 (convert_gimple_call): Same.
16543 * c-common.h (c_split_parallel_clauses): New argument.
16544 * c-parser.c (c_parser_statement_after_labels): Pass location to
16545 c_finish_goto_label.
16546 (c_parser_switch_statement): Pass location to c_start_case.
16547 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16548 and c_process_expr_stmt.
16549 (c_parser_omp_variable_list): Add location argument.
16550 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16551 (c_parser_omp_clause_default): Same.
16552 (c_parser_omp_clause_if): Same.
16553 (c_parser_omp_clause_num_threads): Same.
16554 (-c_parser_omp_clause_ordered): Same.
16555 (c_parser_omp_clause_reduction): Pass location to
16556 c_parser_omp_variable_list.
16557 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16558 (c_parser_omp_clause_untied): Same.
16559 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16560 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16562 * c-tree.h (check_for_loop_decls, undeclared_variable,
16563 build_component_ref, build_array_ref, build_external_ref,
16564 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16565 build_conditional_expr, build_compound_expr, c_cast_expr,
16566 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16567 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16569 * c-semantics.c (build_stmt): Same.
16570 (build_case_label): Same.
16571 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16572 (undeclared_variable): New argument.
16573 (make_label): Same.
16574 (lookup_label): Pass location on down.
16575 (define_label): Same.
16576 (finish_decl): Same.
16577 (build_compound_literal): Same.
16578 (finish_struct): Same.
16579 (finish_function): Do not set location here.
16580 (check_for_loop_decls): New argument.
16581 * tree.c (save_expr): Set location.
16582 (build_empty_stmt): New argument.
16583 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16584 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16585 * builtins.c (gimplify_va_arg_expr): Use locations.
16586 (expand_builtin_sync_operation): Same.
16587 * c-typeck.c (build_component_ref): New argument.
16588 (build_array_ref): Same.
16589 (build_external_ref): Same.
16590 (c_expr_sizeof_expr): Same.
16591 (c_expr_sizeof_type): Same.
16592 (parser_build_unary_op): Same.
16593 (build_conditional_expr): Same.
16594 (build_compound_expr): Pass location on down.
16595 (build_compound_expr): New argument.
16596 (build_c_cast): Same.
16597 (c_cast_expr): Same.
16598 (build_asm_expr): Same.
16599 (c_finish_return): Same.
16600 (c_process_expr_stmt): Pass location on down.
16601 (c_finish_stmt_expr): New argument.
16602 (push_clenaup): Same.
16603 (c_finish_omp_parallel): Same.
16604 (c_finish_omp_task): Same.
16605 * gimplify.c (gimplify_call_expr): Pass location on down.
16606 * c-omp.c (c_finish_omp_master): New argument.
16607 (c_finish_omp_critical): Same.
16608 (c_finish_omp_ordered): Same.
16609 (c_finish_omp_barrier): Same.
16610 (-c_finish_omp_taskwait): Same.
16611 (c_finish_omp_atomic): Same.
16612 (c_finish_omp_flush): Same.
16613 * tree-inline.c (copy_tree_body_r): Pass location on down.
16614 (inline_forbidden_p): Remove use of input_location.
16615 * c-gimplify.c (c_build_bind_expr): New argument.
16616 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16617 (c_sizeof_or_alignof_type): New argument.
16618 (c_alignof_expr): Same.
16619 (build_va_arg): Same.
16620 (c_add_case_label): Same.
16621 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16622 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16623 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16624 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16625 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16626 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16628 * stub-objc.c (objc_build_selector_expr): Same.
16629 (objc_build_throw_stmt): Same.
16630 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16631 (c_parser_initelt): Same.
16632 (c_parser_compound_statement): Same.
16633 (c_parser_compound_statement_nostart): Same.
16634 (c_parser_label): Same.
16635 (c_parser_statement_after_labels): Same.
16636 (c_parser_if_body): Same.
16637 (c_parser_else_body): Same.
16638 (c_parser_if_statement): Same.
16639 (c_parser_switch_statement): Same.
16640 (c_parser_while_statement): Same.
16641 (c_parser_do_statement): Same.
16642 (c_parser_for_statement): Same.
16643 (c_parser_asm_statement): Same.
16644 (c_parser_conditional_expression): Same.
16645 (c_parser_binary_expression): Same.
16646 (c_parser_cast_expression): Same.
16647 (c_parser_unary_expression): Same.
16648 (c_parser_sizeof_expression): Same.
16649 (c_parser_alignof_expression): Same.
16650 (c_parser_postfix_expression): Same.
16651 (c_parser_expression): Same.
16652 (c_parser_objc_receiver): Same.
16653 (c_parser_omp_variable_list): Same.
16654 (c_parser_omp_structured_block): Same.
16655 (c_parser_omp_atomic): New argument.
16656 (c_parser_omp_barrier): Same.
16657 (c_parser_omp_critical): Same.
16658 (c_parser_omp_flush): Pass location on down.
16659 (c_parser_omp_for_loop): New argument.
16660 (c_parser_omp_for): Same.
16661 (c_parser_omp_master): Same.
16662 (c_parser_omp_ordered): Same.
16663 (c_parser_omp_sections_scope): Same.
16664 (c_parser_omp_sections): Same.
16665 (c_parser_omp_parallel): Same.
16666 (c_parser_omp_single): Same.
16667 (c_parser_omp_task): Same.
16668 (c_parser_omp_taskwait): Pass location on down.
16669 (c_parser_omp_construct): Same.
16670 (c_parser_omp_threadprivate): Same.
16671 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16672 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16673 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16674 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16675 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16676 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16677 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16678 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16679 config/i386/i386.c, stmt.c:
16680 Add location argument to the following function definitions and/or
16681 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16682 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16683 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16684 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16685 do_case, c_finish_bc_stmt, build_compound_literal,
16686 build_function_call.
16687 * c-decl.c (build_compound_literal): Add location argument.
16688 Make all diagnostic calls use location.
16689 (start_struct): Same.
16690 (finish_struct): Same.
16691 (start_enum): Same.
16692 (build_enumerator): Same.
16693 (start_function): Same.
16694 (grokdeclarator): Make all diagnostic calls use location.
16695 (store_parm_decls_oldstyle): Same.
16696 * c-typeck.c (build_function_call): Add location argument.
16697 Make all diagnostic calls use location.
16699 (c_finish_bc_stmt): Same.
16700 * tree-nested.c (get_trampoline_type): Add argument.
16701 Pass location to build_decl.
16702 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16703 * rtl.h (RTL_LOCATION): New.
16704 * c-common.c (c_add_case_label): Add location argument.
16705 Make all diagnostic calls use location.
16706 * c-common.h: Add location argument to make_fname_decl, do_case,
16707 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16708 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16709 Set it appropriately for every case. Pass enum_loc to start_enum
16710 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16712 (c_parser_struct_or_union_specifier): Save location. Use it for
16713 start_struct, finish_struct, and parser_xref_tag.
16715 2009-06-12 Ian Lance Taylor <iant@google.com>
16717 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16719 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16720 cpp_opts->warn_cxx_operator_names.
16722 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16725 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16726 is returns NULL and OP is a VCE, look through the VCE.
16728 2009-06-12 Ian Lance Taylor <iant@google.com>
16731 * collect2.c (main): Use CONST_CAST2 in code inside #if
16732 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16734 2009-06-12 Joey Ye <joey.ye@intel.com>
16736 PR middle-end/39146
16737 * cfgexpand.c (get_decl_align_unit): Update
16738 max_used_stack_slot_alignment with align instead of
16739 stack_alignment_needed.
16741 * function.c (assign_stack_local_1): Update
16742 max_used_stack_slot_alignment with alignment_in_bits instead
16743 of stack_alignment_needed.
16744 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16747 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16749 * dwarf2out.c (last_var_location_insn): New variable.
16750 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16751 (dwarf2out_var_location): Don't record anything after last real
16752 insn. Only change labels if there were any real instructions
16753 in between last note and this one, or if changed sections.
16755 2009-06-11 Richard Henderson <rth@redhat.com>
16757 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16758 note when storing the frame pointer in a register.
16759 (FRP): Don't redefine to nothing for epilogue.
16760 (alpha_expand_epilogue): Mark register and sp restores.
16761 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16763 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16764 when gen_lowpart is needed.
16766 2009-06-11 Richard Henderson <rth@redhat.com>
16768 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16770 * dwarf2out.c (need_data_align_sf_opcode): New.
16771 (div_data_align): Move earlier.
16772 (def_cfa_1, reg_save): Use it.
16774 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16776 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16777 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16778 (ix86_handle_option): Handle OPT_mcrc32.
16779 (ix86_target_string): Add -mcrc32.
16780 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16782 * config/i386/i386.h (TARGET_CRC32): New.
16784 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16785 (sse4_2_crc32di): Likewise.
16787 * config/i386/i386.opt (mcrc32): New.
16789 * doc/invoke.texi: Document -mcrc32.
16791 2009-06-11 Richard Henderson <rth@redhat.com>
16793 * common.opt (gdwarf-): Accept a version number.
16794 * doc/invoke.texi (gdwarf-): Update docs.
16795 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16796 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16797 version level, and record it.
16799 * dwarf2.h (DW_CIE_VERSION): Remove.
16800 * dwarf2out.c (DWARF_VERSION): Remove.
16801 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16802 (output_call_frame_info): Use CIE version 3 for dwarf3,
16803 or if the return register column is out of range for version 1.
16804 (dwarf_stack_op_name): Add all dwarf3 values.
16805 (DEBUG_PUBTYPES_SECTION): New.
16806 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16807 encoding change for dwarf3.
16808 (output_die) [dw_val_class_die_ref]: Likewise.
16809 (output_compilation_unit_header): Emit correct version for dwarf3.
16810 (output_line_info): Likewise.
16811 (output_pubnames): Update for DWARF_VERSION removal.
16812 (output_aranges): Likewise.
16813 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16814 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16815 (dwarf2out_finish): Likewise.
16817 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16819 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16822 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16825 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16826 * builtins.c (expand_builtin_unreachable): New function.
16827 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16828 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16829 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16831 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16832 searching for missing barriers.
16834 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16836 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16837 when -fprofile-generate* was passed.
16838 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16840 2009-06-11 Anthony Green <green@moxielogic.com>
16842 * config/moxie/moxie.md: Define length attribute for all instructions.
16844 (*b<cond:code>): Support limited branch ranges for new PC-relative
16845 branch instructions.
16846 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16848 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16850 * config/i386/i386.c (min_insn_size): Use get_attr_length
16851 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16852 For __asm return 0.
16854 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16855 instead of emit_insn_before.
16857 2009-06-10 Ian Lance Taylor <iant@google.com>
16860 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16863 2009-06-10 Revital Eres <eres@il.ibm.com>
16865 * passes.c (init_optimization_passes): Reschedule
16866 predictive-commoning pass before complete unroll pass.
16868 2009-06-10 Martin Jambor <mjambor@suse.cz>
16870 * cgraph.c (cgraph_node_can_be_local_p): New function.
16871 (cgraph_make_node_local): New function.
16872 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16873 (cgraph_make_node_local): Declare.
16875 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16877 * tree.h (tree_base): Add packed_flag and user_align fields.
16878 Decrease size of spare field.
16879 (TYPE_USER_ALIGN): Use user_align from tree_base.
16880 (DECL_USER_ALIGN): Likewise.
16881 (TYPE_PACKED): Use packed_flag from tree_base.
16882 (DECL_PACKED): Likewise.
16883 (tree_type): Delete packed_flag and user_align fields. Widen
16884 precision field. Widen mode field and shuffle fields to align
16885 mode on an 8-bit boundary.
16886 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16887 Renumber decl_flag_* fields. Fix comments. Widen
16888 decl_common_unused field.
16889 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16890 (DECL_EXTERNAL): Likewise.
16891 (DECL_BIT_FIELD): Likewise.
16892 (DECL_NONADDRESSABLE_P): Likewise.
16893 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16894 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16896 2009-06-10 Ian Lance Taylor <iant@google.com>
16898 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16899 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16900 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16901 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16902 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16903 DEF_VEC_ALLOC_FUNC_P.
16904 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16905 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16906 DEF_VEC_ALLOC_FUNC_O.
16907 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16908 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16909 DEF_VEC_ALLOC_FUNC_I.
16910 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16911 (vec_stack_p_reserve_exact_1): Declare.
16912 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16913 (vec_stack_free): Declare.
16914 (VEC_stack_alloc): Define.
16915 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16916 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16917 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16918 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16920 (stack_vecs): New static variable.
16921 (vec_stack_p_reserve_exact_1): New function.
16922 (vec_stack_o_reserve_1): New static function.
16923 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16924 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16925 (vec_stack_free): New function.
16926 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16927 (VEC_df_ref_stack_alloc): Define.
16928 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16929 DEF_VEC_ALLOC_P_STACK.
16930 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16931 (struct df_collection_rec): Change _vec fields to VEC. Remove
16933 (df_free_collection_rec): Adjust for new fields.
16934 (df_insn_rescan): Use new df_collection_rec fields.
16935 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16936 (df_ref_create_structure, df_ref_record): Likewise.
16937 (df_get_conditional_uses, df_get_call_refs): Likewise.
16938 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16939 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16940 (df_record_exit_block_uses, df_bb_verify): Likewise.
16941 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16942 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16943 Remove count parameter. Change return type to void. Change all
16945 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16946 Remove count parameter. Change return type to void. Change all
16948 (df_install_refs): Change old_vec parameter to VEC. Remove count
16949 parameter. Change all callers.
16950 (df_install_mws): Change old_vec parameter to VEC. Remove count
16951 parameter. Change all callers.
16952 (df_refs_verify): Change new_rec parameter to VEC. Change call
16954 (df_mws_verify): Likewise.
16956 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16958 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16960 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16962 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16964 2009-06-10 Anthony Green <green@moxielogic.com>
16966 * config/moxie/crti.asm: New file.
16967 * config/moxie/crtn.asm: New file.
16968 * config/moxie/moxie.c: New file.
16969 * config/moxie/moxie.h: New file.
16970 * config/moxie/sfp-machine.h: New file.
16971 * config/moxie/moxie-protos.h: New file.
16972 * config/moxie/t-moxie: Created.
16973 * config/moxie/t-moxie-softfp: Created.
16974 * config/moxie/moxie.md: Created.
16975 * config/moxie/constraints.md: Created.
16976 * config.gcc: Add moxie support.
16977 * doc/md.texi (Machine Constraints): Add moxie constraints.
16978 * doc/contrib.texi (Contributors): Mention moxie port.
16979 * doc/install.texi (Specific): Mention the moxie port.
16981 2009-06-09 Ian Lance Taylor <iant@google.com>
16983 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16984 compiling with C++.
16985 * optabs.c (optab_table): Only use designated initializers if
16986 HAVE_DESIGNATED_INITIALIZERS is defined.
16987 (convert_optab_table): Likewise.
16988 (init_optabs): Always call init_insn_codes if
16989 HAVE_DESIGNATED_INITIALIZERS is not defined.
16991 2009-06-09 Ian Lance Taylor <iant@google.com>
16993 * targhooks.c (default_builtin_vectorized_function): Change fn
16994 parameter to unsigned int.
16995 (default_builtin_vectorized_conversion): Change code parameter to
16997 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16998 * targhooks.h: Update declarations.
16999 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17000 parameter to unsigned int.
17002 * c-typeck.c (comptypes_check_enum_int): New static function.
17003 (comptypes_internal): Add enum_and_int_p parameter. Change all
17005 (comp_target_types): Add location parameter. Change all callers.
17006 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17007 Change all callers.
17008 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17009 (build_conditional_expr): Add colon_loc parameter. Change all
17011 (convert_for_assignment): Add location parameter. Change all callers.
17012 * c-parser.c (c_parser_conditional_expression): Pass location of
17013 colon to build_conditional_expr.
17014 * c-tree.h (build_conditional_expr): Update declaration.
17016 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17018 * graphite.c: Revert previous patch.
17020 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17023 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17025 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17027 * tree-ssa-loop-prefetch.c
17028 (loop_prefetch_arrays): Fixed a portability problem in printf format
17031 2009-06-09 Martin Jambor <mjambor@suse.cz>
17033 PR tree-optimization/40351
17034 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17035 refrence to a potential artifical subaccess can be constructed.
17037 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17039 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17040 (sh_override_options): Likewise.
17041 * config/sh/sh.c: Include params.h.
17042 (sh_optimization_options): New.
17043 (sh_override_options): Likewise.
17044 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17045 (OVERRIDE_OPTIONS): Use sh_override_options.
17047 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17049 * dwarf2out.c (emit_cfa_remember): New variable.
17050 (add_fde_cfi): If emit_cfa_remember, recurse to add
17051 DW_CFA_remember_state first.
17052 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17053 instead just set emit_cfa_remember.
17055 2009-06-08 Jan Hubicka <jh@suse.cz>
17058 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17060 2009-06-08 Jan Hubicka <jh@suse.cz>
17062 PR middle-end/39834
17063 * cgraphunit.c (save_inline_function_body): Do not copy transform
17064 hooks for saved inline bodies.
17065 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17066 for given function.
17068 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17070 * jump.c (returnjump_p): Handle delayed branches. Add missing
17073 2009-06-08 Jan Hubicka <jh@suse.cz>
17075 PR middle-end/40102
17076 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17077 original node might've been modified.
17078 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17080 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17082 * tree-object-size.c (addr_object_size): Add OSI argument.
17083 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17084 (compute_builtin_object_size, expr_object_size): Adjust callers.
17085 (plus_stmt_object_size): Call addr_object_size instead of
17086 compute_builtin_object_size.
17088 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17089 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17091 * tree-ssa-loop-prefetch.c
17092 (gather_memory_references): Introduced a counter for the number of
17094 (anything_to_prefetch_p): Introduced a counter for the number of
17096 (is_loop_prefetching_profitable): New function with a cost model
17098 (loop_prefetch_arrays): Use the new cost model to determine if
17099 prefetching is profitable.
17100 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17101 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17102 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17103 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17104 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17105 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17107 2009-06-08 Michael Matz <matz@suse.de>
17110 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17111 partitions use the same.
17112 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17113 for basevars of SSA_NAMEs.
17114 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17115 to not expand them twice.
17116 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17119 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17121 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17122 (fdump-final-insns=, gtoggle): New.
17123 * doc/invoke.texi: Document them.
17124 * final.c (rest_of_clean_state): Dump final insn stream.
17125 * gcc.c (invoke_as): Hook in -fcompare-debug.
17126 (static_spec_functions): Add compare-debug-dump-opt,
17127 compare-debug-self-opt and compare-debug-auxbase-opt.
17128 (compare_debug, compare_debug_second, compare_debug_opt): New.
17129 (switches_debug_check, n_switches_debug_check): New.
17130 (debug_auxbase_opt, debug_check_temp_file): New.
17131 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17133 (do_self_spec): Handle arguments after switches.
17134 (do_spec_1): Add .gk extension to temp file basenames for compare.
17135 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17136 (cc1_options): Use it instead of normal auxbase computation for
17137 the second compare-debug compilation.
17138 (compare_files): New.
17139 (main): Set up and implement compare debug mode.
17140 (compare_debug_dump_opt_spec_function): New.
17141 (compare_debug_self_opt_spec_function): New.
17142 (compare_debug_auxbase_opt_spec_function): New.
17143 * toplev.c (process_options): Handle flag_gtoggle,
17144 flag_dump_final_insns.
17145 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17146 during -fcompare-debug-second compilation.
17148 2009-06-07 Ian Lance Taylor <iant@google.com>
17150 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17151 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17153 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17154 with no default node. Change warning with %H to warning_at.
17155 Don't clear warn_switch around case checking.
17156 * doc/invoke.texi (Warning Options): Clarify distinction between
17157 -Wswitch and -Wswitch-enum.
17159 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17161 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17163 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17165 * gbl-ctors.h: Add header guard.
17167 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17169 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17170 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17171 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17172 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17173 prototypes for removed functions.
17174 (expressions_equal_p): Move to ...
17175 * tree-ssa-sccvn.h: ... here and ...
17176 * matrix-reorg.c: ... adjust includes.
17178 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17180 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17182 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17184 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17185 (finish_function): Remove erroneous whitespace.
17187 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17189 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17190 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17192 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17194 * errors.c (internal_error): Commentary typo fix.
17195 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17196 * tree-ssa-pre.c: Ditto.
17198 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17200 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17201 them is supposed to hold actual statements.
17203 2009-06-06 Ian Lance Taylor <iant@google.com>
17205 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17206 empty statements can now have attributes.
17208 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17210 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17211 * config/mips/mips.md: Ditto.
17213 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17215 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17217 (__eabi_uconvert): Likewise.
17219 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17221 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17222 CFI_* definitions with IN_GCC.
17224 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17226 * xcoffout.h (xcoffout_source_line): Update prototype.
17228 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17230 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17231 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17233 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17235 PR middle-end/40340
17236 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17237 inlined_function_outer_scope_p blocks for artificial inlines
17239 * tree.c (tree_nonartificial_location): Rewrite using
17240 block_nonartificial_location.
17242 2009-06-05 Revital Eres <eres@il.ibm.com>
17243 Leehod Baruch <leehod@il.ibm.com>
17245 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17246 (expand_expr_real_1): Remove comment.
17247 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17248 Vectorize misaligned access when the target supports it.
17249 (vect_supportable_dr_alignment): Check for unaligned access support.
17250 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17253 2009-06-05 Julian Brown <julian@codesourcery.com>
17255 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17256 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17258 2009-06-05 Richard Guenther <rguenther@suse.de>
17261 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17262 as possibly unused.
17264 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17266 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17267 (save_gprs): Don't tell unwinder when a global register is saved.
17268 (s390_emit_epilogue): Emit needed epilogue unwind info.
17270 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17272 * dwarf2out.c (deferred_asm_name): New.
17273 (add_name_and_src_coords_attributes): Defer creation of
17274 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17276 (move_linkage_attr): New.
17277 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17280 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17282 * tree-nested.c (finalize_nesting_tree_1): Declare the
17283 frame_decl in the binding tree.
17285 2009-06-04 Cary Coutant <ccoutant@google.com>
17287 * basic-block.h (struct basic_block_def): Add discriminator field.
17288 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17290 * debug.c (do_nothing_debug_hooks): Add additional entry.
17291 (debug_nothing_int_charstar_int): New function.
17292 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17293 (debug_nothing_int_charstar_int): New declaration.
17294 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17295 discriminator value in .loc directive.
17296 * final.c (last_discriminator): New variable.
17297 (discriminator): New variable.
17298 (final_start_function): Initialize above variables, pass current
17299 discriminator to debug hook.
17300 (notice_source_line): Check for discriminator change.
17301 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17302 * sdbout.c (sdbout_source_line): New parameter.
17303 * tree-cfg.c (struct locus_discrim_map): New structure type.
17304 (discriminator_per_locus): New hash table.
17305 (build_gimple_cfg): Allocate and free discriminator hash table.
17306 (make_edges): Call assign_discriminator.
17307 (locus_map_hash): New function.
17308 (locus_map_eq): New function.
17309 (next_discriminator_for_locus): New function.
17310 (same_line_p): New function.
17311 (assign_discriminator): New function.
17312 (make_cond_expr_edges): Call assign_discriminator.
17313 (make_gimple_switch_edges): Likewise.
17314 (first_non_label_stmt): New function.
17315 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17317 * xcoffout.c (xcoffout_source_line): Add new parameter.
17319 * configure.ac (gcc_cv_as_discriminator): New configury check for
17320 gas support for discriminator.
17321 * configure: Regenerate.
17322 * config.in: Regenerate.
17324 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17326 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17327 val after checking for integers.
17329 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17331 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17333 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17334 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17335 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17336 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17337 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17338 X64_SSE_REGPARM_MAX.
17339 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17340 X64_SSE_REGPARM_MAX.
17342 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17344 * gcc.c (report_times_to_file): New.
17345 (execute): Implement it.
17346 (process_command): Support -time=.
17347 * doc/invoke.texi: Document it.
17349 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17351 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17352 that have value exprs.
17354 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17356 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17357 declarations for constants until...
17358 (dw2_output_indirect_constant_1): ... this point.
17360 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17363 * arm.md (arm_addsi3): Don't try to split an add with an
17364 eliminable register until after reload has completed.
17366 2009-06-03 Ian Lance Taylor <iant@google.com>
17368 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17369 * genattrtab.c (write_length_unit_log): Likewise.
17370 * genchecksum.c (dosum): Likewise.
17371 * gengtype.c (write_rtx_next): Likewise.
17372 (finish_root_table, write_roots): Likewise.
17373 * gimple.c (gimple_ops_offset_): Likewise.
17374 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17375 * config/arc/arc.c (arc_attribute_table): Likewise.
17376 * config/arm/arm.c (arm_attribute_table): Likewise.
17377 * config/avr/avr.c (avr_attribute_table): Likewise.
17378 * config/crx/crx.c (crx_attribute_table): Likewise.
17379 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17380 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17381 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17382 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17383 * config/sh/sh.c (sh_attribute_table): Likewise.
17384 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17385 * config/spu/spu.c (spu_attribute_table): Likewise.
17386 * config/v850/v850.c (v850_attribute_table): Likewise.
17388 * config/alpha/alpha.c (vms_attribute_table): Make static.
17389 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17390 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17391 * config/mips/mips.c (mips_attribute_table): Likewise.
17393 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17395 (cc1-checksum.o): Likewise.
17397 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17399 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17401 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17403 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17404 insn if it is changing sp. Use gen_add3_insn instead of
17405 conditionally gen_addsi3 and gen_adddi3.
17406 (offset_below_red_zone_p): New static inline function.
17407 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17408 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17409 * config/rs6000/ppc-asm.h: Include auto-host.h.
17410 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17411 CFI_RESTORE): Define.
17412 * config/rs6000/crtresxgpr.asm: Add unwind info.
17413 * config/rs6000/crtresxfpr.asm: Likewise.
17414 * config/rs6000/crtresgpr.asm: Likewise.
17415 * config/rs6000/crtresfpr.asm: Likewise.
17416 * config/rs6000/crtsavgpr.asm: Likewise.
17417 * config/rs6000/crtsavfpr.asm: Likewise.
17419 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17420 argument of DWARF2_FRAME_REG_OUT macros.
17422 2009-06-03 Julian Brown <julian@codesourcery.com>
17424 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17425 words or less (including TImode) in core registers.
17427 2009-06-03 Richard Guenther <rguenther@suse.de>
17429 PR middle-end/40328
17430 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17432 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17434 * statistics.c (statistics_counter_event): Do not record event
17435 in pass dump if its number == -1.
17436 (curr_statistics_hash): Add assert that we never get passes
17437 with static number == -1.
17439 2009-06-03 Richard Guenther <rguenther@suse.de>
17440 Andrey Belevantsev <abel@ispras.ru>
17442 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17443 non-BLKmode arrays addressable.
17445 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17447 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17448 * config/m68k/m68k.h: ... here.
17450 2009-06-03 Martin Jambor <mjambor@suse.cz>
17452 PR tree-optimization/40323
17453 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17456 2009-06-03 Richard Guenther <rguenther@suse.de>
17458 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17461 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17463 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17464 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17465 JUMP_TABLE_DATA_P where applicable.
17466 * config/sh/sh.c: Ditto.
17467 * config/sh/sh.h: Ditto.
17468 * config/sh/sh.md: Ditto.
17469 * config/sh/symbian.c: Ditto.
17471 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17473 * config/i386/driver-i386.c (describe_cache): Optimize
17474 concatenation of strings. Use snprintf instead of sprintf.
17475 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17476 target when not compiling with GCC.
17478 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17480 * config/sh/sh.c: Revert last change.
17481 (sh_expand_epilogue): Emit a blockage insn before the frame
17482 pointer adjustment unconditionally.
17484 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17486 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17487 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17488 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17489 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17490 to COLLECT_GCC_OPTIONS.
17492 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17494 * collect2.c (target_system_root): New variable.
17495 (main): Handle --sysroot=.
17496 (ignore_library): Strip the sysroot from the library path.
17498 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17500 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17501 (collect2.o): Depend on collect2-aix.h.
17502 (collect2-aix.o): New rule.
17503 * collect2-aix.h: New file.
17504 * collect2-aix.c: Likewise.
17505 * collect2.c: Include collect2-aix.h. Don't undefine
17506 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17507 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17508 Use TARGET_AIX_VERSION instead of _AIX51.
17509 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17510 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17511 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17512 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17513 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17515 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17517 * collect2.c (ignore_library): Avoid premature post-increment
17518 and null deference.
17520 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17522 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17523 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17524 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17525 CROSS_DIRECTORY_STRUCTURE too.
17526 (LINK_LIBG_SPEC): Likewise.
17527 (LIB_SPEC): Add %R to sysroot paths.
17528 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17529 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17530 * config/rs6000/aix51.h: As for aix43.h.
17531 * config/rs6000/aix52.h: Likewise.
17532 * config/rs6000/aix53.h: Likewise.
17533 * config/rs6000/aix61.h: Likewise.
17534 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17535 to the beginning of sysroot paths.
17537 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17539 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17540 INSN_LISTs that are out of the REG_NOTE range.
17542 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17544 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17545 (struct var_to_expand): Likewise.
17546 (struct opt_info): Add head and tail for linked lists of the above.
17547 (analyze_insn_to_expand_var): Initialize next.
17548 (analyze_iv_to_split_insn): Likewise.
17549 (analyze_insns_in_loop): Create linked lists.
17550 (allocate_basic_variable): Simplify for use without hash table.
17551 (insert_var_expansion_initialization): Likewise, make it type-safer.
17552 (combine_var_copies_in_loop_exit): Likewise.
17553 (apply_opt_in_copies): Walk lists rather than hash tables.
17554 (release_var_copies): Simplified and inlined by hand into...
17555 (free_opt_info): ... this function.
17557 2009-06-02 Richard Guenther <rguenther@suse.de>
17559 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17562 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17564 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17565 only for builtins that are not overridden.
17567 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17569 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17572 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17574 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17576 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17578 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17580 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17582 * common.opt (fdump-unnumbered-links): New.
17583 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17584 * print-rtl.c (flag_dump_unnumbered_links): New.
17585 (print_rtx): Test it.
17587 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17589 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17590 push/pop multiple to 8-byte alignment.
17592 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17594 * config/i386/i386.c (queued_cfa_restores): New static variable.
17595 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17597 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17598 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17599 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17600 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17601 note unconditionally.
17602 (ix86_emit_restore_regs_using_mov): Likewise.
17603 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17604 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17605 it through to ix86_emit_restore_reg_using_pop.
17606 (ix86_emit_leave): Add RED_OFFSET argument. Call
17607 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17608 instead of adding REG_CFA_OFFSET note unconditionally.
17609 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17610 the above functions. Call ix86_add_queued_cfa_restore_notes when
17613 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17614 force output of the label even for dwarf2out_do_cfi_asm.
17615 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17616 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17617 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17619 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17620 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17621 dwarf2out_cfi_label callers.
17622 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17623 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17624 Adjust dwarf2out_cfi_label callers.
17625 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17627 * config/i386/i386.h (struct machine_cfa_state,
17628 struct machine_function): Guard with ifndef USED_FOR_TARGET
17629 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17632 * emutls.c (__emutls_get_address): Change arr->size to mean number
17633 of allocated arr->data entries instead of # of slots + 1.
17635 PR middle-end/40316
17636 * recog.c (peep2_reinit_state): New function.
17637 (peephole2_init_state): Use it at the end of a basic block and also
17638 when seeing a RTX_FRAME_RELATED_P insn.
17640 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17642 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17643 fixuns_truncrfdi2): New.
17644 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17645 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17646 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17647 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17648 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17649 *recip_approx): Remove.
17650 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17651 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17652 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17654 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17657 2009-06-01 Ian Lance Taylor <iant@google.com>
17659 * attribs.c (register_attribute): Use CONST_CAST.
17660 * collect2.c (main): Use CONST_CAST2.
17661 (scan_prog_file): Likewise.
17662 * gcc.c (process_command, main): Likewise.
17663 * toplev.c (toplev_main): Likewise.
17665 * c-typeck.c (handle_warn_cast_qual): New static function,
17666 partially broken out of build_c_cast.
17667 (build_c_cast): Call handle_warn_cast_qual.
17668 * doc/invoke.texi (Warning Options): Document new effect of
17671 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17673 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17674 (diagnostic_report_current_module): Print columns.
17675 * common.opt (flag_show_column): Enable by default.
17677 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17679 * alias.c (find_base_term): Check for NULL term before returning.
17681 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17683 Revert due to PR40320:
17684 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17685 * calls.c (emit_library_call_value_1): Don't force_operand for move
17688 2009-06-01 Olivier Hainque <hainque@adacore.com>
17689 Eric Botcazou <ebotcazou@adacore.com>
17691 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17692 to be processed as a bitfield for constructor output purposes.
17693 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17695 * varasm.c (oc_local_state): New type, output_constructor
17696 local state to support communication with helpers.
17697 (oc_outer_state): New type, output_constructor outer state of
17698 relevance in recursive calls.
17699 (output_constructor_array_range): New output_constructor helper,
17700 extracted code for an array range element.
17701 (output_constructor_regular_field): New output_constructor helper,
17702 extracted code for an element that is not a bitfield.
17703 (output_constructor_bitfield): New output_constructor helper,
17704 extracted code for a bitfield element. Accept an OUTER state
17705 argument for recursive processing. Recurse on record or array
17706 CONSTRUCTOR values, possibly past noop conversions.
17707 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17708 VALUE is a valid constant-valued expression for use in a static
17709 bit-field initializer.
17710 (output_constructor): Rework to use helpers. Accept and honor an
17711 OUTER state argument for recursive calls. Return total size. Be
17712 prepared for nested constructors initializing bitfields.
17713 (output_constant): Feed OUTER in calls to output_constructor.
17715 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17717 * calls.c (emit_library_call_value_1): Don't force_operand for move
17720 2009-06-01 Nick Clifton <nickc@redhat.com>
17722 * doc/invoke.texi (IA-64 Options): Fix typo.
17724 2009-06-01 Ira Rosen <irar@il.ibm.com>
17726 PR tree-optimization/39129
17727 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17729 (vect_do_peeling_for_loop_bound): Use
17730 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17731 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17732 (vect_loop_versioning): Likewise.
17733 (vect_create_cond_for_alias_checks): Fix indentation.
17734 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17736 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17737 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17738 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17739 "control flow in loop".
17740 (vect_estimate_min_profitable_iters): Use
17741 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17742 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17743 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17744 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17745 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17746 statement belongs to a group of strided accesses with the exact code
17748 (vectorizable_load): Likewise.
17749 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17750 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17752 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17754 * config/freebsd-stdint.h: New file.
17755 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17756 Add freebsd-stdint.h to tm_file.
17758 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17760 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17761 (thumb2_extendhidi2): Likewise.
17763 2009-05-31 Ian Lance Taylor <iant@google.com>
17765 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17767 2009-05-31 Ian Lance Taylor <iant@google.com>
17769 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17770 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17771 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17773 2009-05-31 Jason Merrill <jason@redhat.com>
17775 * tree-pretty-print.c (print_call_name): Take the callee, not the
17776 call itself. Make non-static. Use dump_function_name for functions.
17777 (dump_generic_node): Adjust.
17778 * diagnostic.h: Declare print_call_name.
17779 * gimple-pretty-print.c (dump_gimple_call): Use it.
17781 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17783 * config/sh/sh.md (ashldi3_std): New define_expand.
17786 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17789 * config/sh/sh.c: Include debug.h.
17790 (sh_expand_epilogue): Emit a blockage insn before the frame
17791 pointer adjustment also when dwarf2out_do_frame returns true.
17793 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17795 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17796 (thumb2_extendqidi2): New pattern.
17798 2009-05-31 Ira Rosen <irar@il.ibm.com>
17800 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17801 mark phis for renaming.
17802 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17803 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17804 Call mark_sym_for_renaming.
17805 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17806 * tree-vect-loop.c (vect_transform_loop): Remove
17807 vect_memsyms_to_rename initialization and a call to
17808 mark_set_for_renaming.
17810 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17812 PR middle-end/40304
17813 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17814 frame related even if !set_cfa && style < 0.
17816 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17818 * config/i386/mingw-tls.c: New file.
17819 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17820 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17821 defining _WIN32 but not __CYGWIN__.
17823 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17825 * configure.ac: Add MPC support.
17827 * config.in, configure: Regenerate.
17829 2009-05-29 Richard Henderson <rth@redhat.com>
17831 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17832 NOTE_INSN_BASIC_BLOCK.
17833 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17834 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17835 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17837 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17839 (add_cfi): Disable check redefining cfa away from drap.
17840 (lookup_cfa_1): Add remember argument; handle remember/restore.
17841 (lookup_cfa): Pass remember argument.
17842 (cfa_remember): New.
17843 (compute_barrier_args_size_1): Remove sibcall check.
17844 (dwarf2out_frame_debug_def_cfa): New.
17845 (dwarf2out_frame_debug_adjust_cfa): New.
17846 (dwarf2out_frame_debug_cfa_offset): New.
17847 (dwarf2out_frame_debug_cfa_register): New.
17848 (dwarf2out_frame_debug_cfa_restore): New.
17849 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17850 (dwarf2out_begin_epilogue): New.
17851 (dwarf2out_frame_debug_restore_state): New.
17852 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17853 DW_CFA_restore_state.
17854 (output_cfi_directive): Likewise.
17855 (convert_cfa_to_fb_loc_list): Likewise.
17856 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17857 * dwarf2out.h: Update.
17858 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17859 (copy_insn_1): Early out for null.
17860 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17861 and dwarf2out_frame_debug_restore_state.
17862 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17863 (prologue_insn_hash, epilogue_insn_hash): New.
17864 (free_after_compilation): Adjust freeing accordingly.
17865 (record_insns): Create hash table if needed; push insns into
17866 hash instead of array.
17867 (maybe_copy_epilogue_insn): New.
17868 (contains): Search hash table instead of array.
17869 (sibcall_epilogue_contains): Remove.
17870 (thread_prologue_and_epilogue_insns): Split eh_return insns
17871 and mark them as epilogues.
17872 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17873 scanning in terms of basic blocks.
17874 * insn-notes.def (CFA_RESTORE_STATE): New.
17875 * jump.c (returnjump_p_1): Accept EH_RETURN.
17876 (eh_returnjump_p_1, eh_returnjump_p): New.
17877 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17878 CFA_REGISTER, CFA_RESTORE): New.
17879 * rtl.def (EH_RETURN): New.
17880 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17882 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17883 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17885 * config/i386/i386.c (gen_push): Update cfa state.
17886 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17887 add a CFA_ADJUST_CFA note.
17888 (ix86_dwarf_handle_frame_unspec): Remove.
17889 (ix86_expand_prologue): Update cfa state.
17890 (ix86_emit_restore_reg_using_pop): New.
17891 (ix86_emit_restore_regs_using_pop): New.
17892 (ix86_emit_leave): New.
17893 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17894 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17895 * config/i386/i386.h (struct machine_cfa_state): New.
17896 (ix86_cfa_state): New.
17897 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17898 (eh_return_internal): Merge from eh_return_<mode>,
17899 use eh_return rtx, split w/ epilogue.
17901 2009-05-29 Ian Lance Taylor <iant@google.com>
17903 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17905 * calls.c (emit_library_call_value_1): Likewise.
17907 * c-typeck.c (c_build_va_arg): New function.
17908 * c-tree.h (c_build_va_arg): Declare.
17909 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17910 instead of build_va_arg.
17912 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17914 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17915 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17916 (ptr_difference_cost): Use affine combinations to compute it.
17917 (difference_cost): Likewise.
17918 (get_computation_cost_at): Compute more accurate cost for addresses
17919 if the ratio is a multiplier allowed in addresses.
17920 For non-addresses, consider that an additional offset or symbol is
17923 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17925 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17926 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17928 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17929 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17930 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17932 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17933 to 1 for TYPE_SSE{IADD1,CVT1}.
17934 (prefix_vex_imm8): Removed.
17935 (length_vex): Only pass 1 as second argument to
17936 ix86_attr_length_vex_default if prefix_extra is 0.
17937 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17938 (length): For prefix vex computation use length_immediate
17939 attribute instead of prefix_vex_imm8.
17940 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17941 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17942 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17943 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17944 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17945 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17946 a space in between the operands.
17947 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17948 if one operand is 0xff and the other one si, di, bp or sp.
17949 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17950 other one si, di, bp or sp.
17951 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17952 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17953 type and mode attributes.
17954 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17955 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17956 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17957 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17958 prefix_data16 attribute iff MODE_DF.
17959 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17960 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17961 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17962 constm128_operand in length_immediate computation.
17963 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17964 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17965 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17966 length_immediate attribute to 1.
17967 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17968 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17969 for certain alternatives.
17970 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17971 prefix_data16 attribute if MODE_V1DF.
17972 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17973 length_immediate to 1.
17974 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17975 length_address to 4, set mode attribute to MODE_DI.
17976 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17977 (fxam<mode>2_i387): Set length attribute to 4.
17978 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17979 *prefetch_3dnow_rex): Override length_address attribute.
17980 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17982 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17983 (constm128_operand): Removed.
17984 * config/i386/i386.c (memory_address_length): For
17985 disp && !index && !base in 64-bit mode account for SIB byte if
17986 print_operand_address can't optimize disp32 into disp32(%rip)
17987 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17988 for fs: or gs: segment.
17989 (ix86_attr_length_immediate_default): When checking if shortform
17990 is possible, truncate immediate to the length of the non-shortened
17992 (ix86_attr_length_address_default): Ignore MEM_P operands
17994 (ix86_attr_length_vex_default): Only check for DImode on
17995 GENERAL_REG_P operands.
17996 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17997 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17998 (sse_cvttps2pi): Clear prefix_rep attribute.
17999 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18001 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18002 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18003 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18004 iff operand 2 is const_int_operand.
18005 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18006 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18007 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18009 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18011 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18012 prefix_data16 attribute for movlpd and movhpd instructions.
18013 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18014 length_immediate for shufpd instruction.
18015 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18016 (avx_cmpp<avxmodesuffixf2c><mode>3,
18017 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18018 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18019 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18020 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18021 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18022 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18023 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18024 prefix_data16 attribute for the first alternative to 1.
18025 (*avx_loadlps): Override length_immediate for the first alternative.
18026 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18027 attributes for second alternative.
18028 (*vec_concatv2sf_sse4_1): Override length_immediate and
18029 prefix_data16 attributes for second alternative.
18030 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18031 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18032 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18033 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18034 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18035 prefix_data16 and length_immediate to 1.
18036 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18038 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18039 prefix_extra attribute for variants that don't have 0f prefix alone.
18040 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18041 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18042 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18043 *sse4_1_pextrd): Set length_immediate to 1.
18044 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18045 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18047 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18048 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18049 length_immediate to 1 for second alternative.
18050 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18051 prefix_extra and length_immediate attributes for the first
18053 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18055 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18056 to 1 for the first and third alternative.
18057 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18059 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18061 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18063 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18064 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18065 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18066 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18067 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18068 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18069 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18070 ssse3_psign<mode>3): Override prefix_rex attribute.
18071 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18072 (ssse3_palignrti): Override length_immediate to 1.
18073 (ssse3_palignrdi): Override length_immediate to 1, override
18074 prefix_rex attribute.
18075 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18076 (sse4a_extrqi): Override length_immediate to 2.
18077 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18078 (sse4a_insertq): Override prefix_data16 to 0.
18079 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18080 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18081 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18082 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18083 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18084 and length_immediate to 1.
18085 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18086 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18087 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18088 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18089 and length_immediate to 1.
18090 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18091 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18092 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18093 avx_ptest256): Override prefix_extra to 1.
18094 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18095 Override prefix_data16 and length_immediate to 1.
18096 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18097 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18098 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18099 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18100 prefix_data16 to 0 and prefix_extra to 2.
18101 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18102 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18104 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18105 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18106 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18107 and prefix_extra to 2.
18108 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18109 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18110 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18111 avx_vpermilvar<mode>3,
18112 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18113 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18114 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18115 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18116 Override prefix_extra to 1.
18117 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18118 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18119 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18120 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18121 prefix_extra and length_immediate to 1.
18122 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18124 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18125 to 1 for the first alternative.
18126 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18127 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18129 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18130 *movv2sf_internal_avx, *movv2sf_internal): Override
18131 prefix_rep attribute for certain alternatives.
18132 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18133 attributes for certain alternatives.
18134 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18135 attributes for certain alternatives.
18136 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18137 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18138 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18139 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18140 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18141 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18142 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18143 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18144 length_immediate to 1 if operand 2 is const_int_operand.
18145 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18146 *vec_extractv2si_1): Set length_immediate attribute to 1.
18147 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18148 using old 3DNOW insn rather than SSE/3DNOW_A.
18149 (mmx_emms, mmx_femms): Clear modrm attribute.
18151 2009-05-29 Martin Jambor <mjambor@suse.cz>
18153 * tree-sra.c: New implementation of SRA.
18155 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18156 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18157 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18158 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18159 (SRA_MAX_STRUCTURE_COUNT): Removed.
18160 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18161 * doc/invoke.texi (sra-max-structure-size): Removed.
18162 (sra-field-structure-ratio): Removed.
18164 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18166 PR middle-end/40291
18167 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18170 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18172 PR rtl-optimization/40101
18173 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18174 seqno. Adjust comment.
18175 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18176 inserting bookkeeping before a jump, the jump is not scheduled.
18177 When no positive seqno found, provide a value. Add comment.
18179 2009-05-29 Richard Guenther <rguenther@suse.de>
18181 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18182 short-cutting on the first component.
18184 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18186 PR middle-end/39958
18187 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18188 for trees other than decls/types.
18190 2009-05-29 Richard Guenther <rguenther@suse.de>
18192 * tree-ssa-operands.c (get_expr_operands): Do not handle
18193 INDIRECT_REFs in the handled-component case. Remove
18194 unused get_ref_base_and_extent case.
18195 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18196 tree_low_cst and host_integerp where possible.
18197 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18198 codes for equivalence.
18199 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18201 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18203 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18204 to tmake_file for i[34567]86-*-cygwin*.
18206 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18209 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18210 (altivec_categorize_keyword, init_vector_keywords,
18211 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18214 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18216 * tree.c (handle_dll_attribute): Check if node is
18217 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18219 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18221 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18223 (thumb2_zero_extendqidi2): Likewise.
18225 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18227 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18228 instead of gen_movrt.
18229 * config/sh/sh.md (movrt): Remove.
18231 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18233 * doc/invoke.texi (IA-64 Options):
18234 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18235 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18236 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18237 -msched-prefer-non-control-spec-insns,
18238 -msched-stop-bits-after-every-cycle,
18239 -msched-count-spec-in-critical-path,
18240 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18241 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18242 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18243 and -msched-spec-verbose.
18245 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18247 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18248 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18250 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18252 2009-05-28 Richard Guenther <rguenther@suse.de>
18254 * tree-ssa-alias.c (ao_ref_init): New function.
18255 (ao_ref_base): Likewise.
18256 (ao_ref_base_alias_set): Likewise.
18257 (ao_ref_alias_set): Likewise.
18258 (refs_may_alias_p_1): Change signature.
18259 (refs_may_alias_p): Adjust.
18260 (refs_anti_dependent_p): Likewise.
18261 (refs_output_dependent_p): Likewise.
18262 (call_may_clobber_ref_p_1): Change signature.
18263 (call_may_clobber_ref_p): Adjust.
18264 (stmt_may_clobber_ref_p_1): New function split out from ...
18265 (stmt_may_clobber_ref_p): ... here.
18266 (maybe_skip_until): Adjust signature.
18267 (get_continuation_for_phi): Likewise.
18268 (walk_non_aliased_vuses): Likewise.
18269 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18270 (ao_ref_init): Declare.
18271 (ao_ref_base): Likewise.
18272 (ao_ref_alias_set): Likewise.
18273 (stmt_may_clobber_ref_p_1): Likewise.
18274 (walk_non_aliased_vuses): Adjust.
18275 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18276 (get_ref_from_reference_ops): remove.
18277 (vn_reference_lookup_2): Adjust signature.
18278 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18279 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18280 (vn_reference_lookup): Adjust.
18281 (vn_reference_insert): Likewise.
18282 (vn_reference_insert_pieces): Adjust signature.
18283 (visit_reference_op_call): Adjust.
18284 * tree-ssa-pre.c (get_expr_type): Simplify.
18285 (phi_translate_1): Adjust.
18286 (compute_avail): Likewise.
18287 (translate_vuse_through_block): Do not re-build trees.
18288 (value_dies_in_block_x): Likewise.
18289 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18291 (vn_reference_lookup_pieces): Adjust declaration.
18292 (vn_reference_insert_pieces): Likewise.
18294 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18296 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18297 with checking disabled.
18299 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18303 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18304 macro definition for support of three-operand format aligned
18305 .comm directive in assembler on cygwin/pe/mingw target OS.
18306 * configure: Regenerate.
18307 * config.h: Regenerate.
18309 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18310 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18311 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18313 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18314 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18316 2009-05-28 Ira Rosen <irar@il.ibm.com>
18318 PR tree-optimization/40254
18319 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18320 in analysis of basic blocks.
18322 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18324 PR middle-end/33699
18325 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18326 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18327 (TARGET_INITIALIZER): Use it.
18328 * cse.c (CHEAPER): Move it up to the other macros.
18329 (insert): Rename this ...
18330 (insert_with_costs): ... to this. Add cost parameters. Update
18332 (insert): New function. Call insert_with_costs.
18333 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18334 find_reg_offset_for_const, try_const_anchors): New functions.
18335 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18336 when using a const-anchor. Call insert_const_anchors.
18337 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18338 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18340 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18342 * tree-inline.c (remap_decls): Enable nonlocalized variables
18343 when not optimizing.
18345 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18347 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18348 Simplify other tests involving optimize.
18350 2009-05-27 Tom Tromey <tromey@redhat.com>
18352 * unwind-dw2.c (_Unwind_DebugHook): New function.
18353 (uw_install_context): Call _Unwind_DebugHook.
18355 2009-05-27 Tom Tromey <tromey@redhat.com>
18357 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18359 2009-05-27 Ian Lance Taylor <iant@google.com>
18361 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18362 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18363 (ALL_LINKERFLAGS): Define.
18364 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18365 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18366 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18367 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18368 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18369 $(LINKER_FOR_BUILD).
18370 (build/gcov-iov$(build_exeext)): Likewise.
18372 2009-05-27 Julian Brown <julian@codesourcery.com>
18374 * gcse.c (target.h): Include.
18375 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18376 copy of argument to a pseudo register.
18378 2009-05-27 Diego Novillo <dnovillo@google.com>
18380 * tree-ssa-live.c (dump_scope_block): Document arguments.
18381 (dump_scope_blocks): Document.
18382 (debug_scope_blocks): New.
18383 * tree-flow.h (debug_scope_blocks): Declare.
18385 2009-05-21 Denis Chertykov <denisc@overta.ru>
18387 * doc/contrib.texi (Contributors): Add myself to the list.
18389 2009-05-27 Olivier Hainque <hainque@adacore.com>
18391 * expr.c (target_align): New function. Alignment the TARGET of an
18392 assignment may be assume to have.
18393 (highest_pow2_factor_for_target): Use it instead of relying on
18394 immediate tree attributes of TARGET, not necessarily honored when
18395 intermediate bitfields are involved.
18397 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18400 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18401 AVX, SSE4, AES, PCLMUL and POPCNT.
18403 2009-05-27 Diego Novillo <dnovillo@google.com>
18405 * tree-pretty-print.c (dump_location): New.
18406 (dump_generic_node): Call it.
18407 Factor code to handle BLOCK nodes ...
18408 (dump_block_node): ... here.
18410 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18412 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18414 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18416 * gcc-plugin.h: Include config.h and system.h.
18417 (IN_GCC): Define if not defined.
18419 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18421 PR middle-end/40249
18422 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18425 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18427 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18429 * config/m32r/m32r.h: Ditto.
18430 * config/m32r/m32r.md: Ditto.
18431 * config/m32r/predicates.md: Ditto.
18433 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18435 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18437 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18440 (Loading plugins): typo.
18441 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18442 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18443 (Interacting with the GCC Garbage Collector): Added new section.
18444 (Giving information about a plugin): Added new section for
18446 * ggc.h (ggc_register_root_tab): Added declaration.
18447 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18448 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18449 (register_callback): Improved comment in declaration.
18450 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18451 (extra_root_vec) Added static variable for dynamic roots registration.
18452 (ggc_register_root_tab) Added new routine.
18453 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18454 PLUGIN_GGC_MARKING event.
18455 * ggc-zone.c: Include plugin.h.
18456 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18457 * ggc-page.c: Include plugin.h.
18458 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18459 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18460 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18461 (register_callback): check lack of callbacks for
18462 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18463 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18464 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18465 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18466 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18467 dependency on plugin.h.
18468 (plugin.o): Added dependency on ggc.h...
18470 2009-05-26 Richard Guenther <rguenther@suse.de>
18472 PR middle-end/40248
18474 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18475 with mismatched comparison modes.
18477 * expr.c (expand_expr_real_1): Expand the operand of a
18478 VIEW_CONVERT_EXPR in its natural mode.
18480 2009-05-26 Ian Lance Taylor <iant@google.com>
18482 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18483 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18484 (ALL_COMPILERFLAGS): Define.
18485 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18486 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18487 (collect2$(exeext), collect2.o): Likewise.
18488 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18489 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18490 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18491 (libbackend.o, intl.o, cppdefault.o): Likewise.
18492 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18493 (build/%.o): Use $(COMPILER_FOR_BUILD).
18494 (build/gen%$(build_exeext)): Likewise.
18495 (build/gcov-iov$(build_exeext)): LIkewise.
18496 * config/t-darwin (darwin.o): Use $(COMPILER).
18497 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18498 * config/t-sol2 (sol2-c.o): Likewise.
18499 (sol2.o): Likewise.
18500 * config/t-vxworks (vxworks.o): Likewise.
18501 * config/x-darwin (host-darwin.o): Likewise.
18502 * config/x-hpux (host-hpux.o): Likewise.
18503 * config/x-linux (host-linux.o): Likewise.
18504 * config/x-solaris (host-solaris.o): Likewise.
18505 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18506 * config/arm/t-arm (arm-c.o): Likewise.
18507 * config/arm/t-pe (pe.o): Likewise.
18508 * config/arm/t-wince-pe (pe.o): Likewise.
18509 * config/i386/t-cygming (winnt.o): Likewise.
18510 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18511 * config/i386/t-cygwin (cygwin1.o): Likewise.
18512 (cygwin2.o): Likewise.
18513 * config/i386/t-i386 (i386-c.o): Likewise.
18514 * config/i386/t-interix (winnt.o): Likewise.
18515 * config/i386/t-netware (netware.o): Likewise.
18516 * config/i386/t-nwld (nwld.o): Likewise.
18517 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18518 * config/i386/x-i386 (driver-i386.o): Likewise.
18519 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18520 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18521 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18522 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18523 * config/mips/x-native (driver-native.o): Likewise.
18524 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18525 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18526 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18527 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18528 * config/score/t-score-elf (score7.o): Likewise.
18529 (score3.o): Likewise.
18530 * config/sh/t-sh (sh-c.o): Likewise.
18531 * config/sh/t-symbian (sh-c.o): Likewise.
18532 (symbian.o): Likewise.
18533 * config/spu/t-spu-elf (spu-c.o): Likewise.
18534 * config/v850/t-v850 (v850-c.o): Likewise.
18535 * config/v850/t-v850e (v850-c.o): Likewise.
18537 2009-05-26 Richard Guenther <rguenther@suse.de>
18539 PR tree-optimization/40122
18540 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18541 VECTOR_CSTs if possible.
18542 (fold_gimple_assign): Likewise.
18544 2009-05-26 Richard Guenther <rguenther@suse.de>
18546 PR middle-end/40252
18547 * fold-const.c (fold_binary): Use the correct types for building
18550 2009-05-26 Richard Guenther <rguenther@suse.de>
18552 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18553 redundant calls to merge_alias_info.
18554 (bump_vector_ptr): Likewise.
18555 * tree-ssa-copy.c (merge_alias_info): Remove.
18556 (replace_exp_1): Remove call to merge_alias_info.
18557 (propagate_tree_value): Likewise.
18558 (fini_copy_prop): Propagate points-to info.
18559 * tree-flow.h (merge_alias_info): Remove.
18561 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18563 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18565 2009-05-25 Jan Hubicka <jh@suse.cz>
18567 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18568 * cgraph.h (struct inline_summary): New filed self_wize,
18569 size_inlining_benefit, self_time and time_inlining_benefit.
18570 (struct cgraph_global_info): Replace insns by time ans size fields.
18571 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18572 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18573 (ipcp_update_callgraph): Do not touch function bodies.
18574 * ipa-inline.c: Include except.h
18575 (MAX_TIME): New constant.
18576 (overall_insns): Remove.
18577 (leaf_node_p): New.
18578 (overall_size, max_benefit): New static variables.
18579 (cgraph_estimate_time_after_inlining): New function.
18580 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18581 (cgraph_clone_inlined_nodes): Update size.
18582 (cgraph_mark_inline_edge): Update size.
18583 (cgraph_estimate_growth): Use size info.
18584 (cgraph_check_inline_limits): Check size.
18585 (cgraph_default_inline_p): Likewise.
18586 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18587 (cgraph_decide_recursive_inlining): Check size.
18588 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18590 (cgraph_decide_inlining): Likewise.
18591 (cgraph_decide_inlining_incrementally): Likewise; honor
18592 PARAM_EARLY_INLINING_INSNS.
18593 (likely_eliminated_by_inlining_p): New predicate.
18594 (estimate_function_body_sizes): New function.
18595 (compute_inline_parameters): Use it.
18596 * except.c (must_not_throw_labels): New function.
18597 * except.h (must_not_throw_labels): Declare.
18598 * tree-inline.c (init_inline_once): Kill inlining_weigths
18599 * tree-ssa-structalias.c: Avoid uninitialized warning.
18600 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18601 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18602 (PARAM_INLINE_CALL_COST): Remove.
18603 (PARAM_EARLY_INLINING_INSNS): New.
18605 2009-05-25 Richard Guenther <rguenther@suse.de>
18607 PR tree-optimization/36327
18608 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18609 callback for reference translation or lookup at the point of may-defs.
18610 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18611 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18612 for union COMPONENT_REFs.
18613 (vn_reference_lookup_3): New callback. Lookup from memset
18614 and CONSTRUCTOR assignment, translate through struct copies.
18615 (vn_reference_lookup_pieces): Make sure to not free the
18616 passed operands array. Adjust walk_non_aliased_vuses call.
18617 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18618 make sure we do not leak memory.
18620 2009-05-25 Richard Guenther <rguenther@suse.de>
18622 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18623 * tree-inline.c (expand_call_inline): Reset the escaped and
18624 callused solutions.
18625 * tree-ssa-structalias.c (pass_build_ealias): New.
18626 * tree-pass.h (pass_build_ealias): Declare.
18627 * passes.c (init_optimization_passes): Add PTA during
18628 early optimizations.
18629 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18630 and CALLUSED solutions.
18631 (dump_points_to_solution): New function, split out from ...
18632 (dump_points_to_info_for): ... here.
18633 * tree-parloops.c (parallelize_loops): Reset the escaped and
18634 callused solutions.
18636 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18639 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18640 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18642 2009-05-25 Ira Rosen <irar@il.ibm.com>
18644 PR tree-optimization/40238
18645 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18646 statements after basic block's labels.
18647 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18648 to free the allocated memory.
18650 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18652 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18653 return address with a USE.
18655 2009-05-24 Richard Guenther <rguenther@suse.de>
18657 PR middle-end/40233
18658 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18659 array type from the main variant of the inner type.
18661 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18663 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18664 definition to bool (from int) to un-break build.
18665 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18667 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18669 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18670 discard_stmt_changes): Delete.
18671 * tree-ssa-operands.c (scb_stack): Delete.
18672 (init_ssa_operands): Do not initialize it.
18673 (fini_ssa_operands): Do not free it.
18674 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18676 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18677 update_stmt, remove the others. Fix comments.
18678 * tree-dfa.c (optimize_stack_restore): Likewise.
18679 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18680 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18681 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18682 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18684 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18685 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18686 (dom_opt_finalize_block): Likewise, adjusting access to
18688 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18689 (stmts_to_rescan): Change item type to gimple.
18690 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18692 2009-05-24 Ira Rosen <irar@il.ibm.com>
18694 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18695 * tree-pass.h (pass_slp_vectorize): New pass.
18696 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18697 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18698 * tree-vectorizer.c (timevar.h): Include.
18699 (user_vect_verbosity_level): Declare.
18700 (vect_location): Fix comment.
18701 (vect_set_verbosity_level): Update user_vect_verbosity_level
18702 instead of vect_verbosity_level.
18703 (vect_set_dump_settings): Add an argument. Ignore user defined
18704 verbosity if dump flags require higher level of verbosity. Print to
18705 stderr only for loop vectorization.
18706 (vectorize_loops): Update call to vect_set_dump_settings.
18707 (execute_vect_slp): New function.
18708 (gate_vect_slp): Likewise.
18709 (struct gimple_opt_pass pass_slp_vectorize): New.
18710 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18711 access its members.
18712 (vec_info_for_bb): New function.
18713 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18714 (VECTORIZATION_ENABLED): New macro.
18715 (SLP_ENABLED, SLP_DISABLED): Likewise.
18716 (vect_is_simple_use): Add bb_vec_info argument.
18717 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18718 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18719 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18720 vect_schedule_slp, vect_analyze_slp): Likewise.
18721 (vect_analyze_stmt): Add slp_tree argument.
18722 (find_bb_location): Declare.
18723 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18724 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18725 (vect_analyze_loop_operations, vect_analyze_loop,
18726 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18727 vect_finalize_reduction, vectorizable_reduction,
18728 vectorizable_live_operation, vect_transform_loop): Likewise.
18729 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18730 skip evolution analysis if analyzing a basic block.
18731 (dr_analyze_indices): Likewise.
18732 (initialize_data_dependence_relation): Skip the test whether the
18733 object is invariant for basic blocks.
18734 (compute_all_dependences): Skip dependence analysis for data
18735 references in basic blocks.
18736 (find_data_references_in_stmt): Don't fail in case of invariant
18737 access in basic block.
18738 (find_data_references_in_bb): New function.
18739 (find_data_references_in_loop): Move code to
18740 find_data_references_in_bb and add a call to it.
18741 (compute_data_dependences_for_bb): New function.
18742 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18743 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18745 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18746 unknown dependence in basic block and fail in case of dependence in
18748 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18749 dependence instances from either loop or basic block vectorization
18751 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18752 before calling nested_in_vect_loop_p.
18753 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18754 dependence instances from either loop or basic block vectorization
18756 (vect_verify_datarefs_alignment): Likewise.
18757 (vect_enhance_data_refs_alignment): Adjust function calls.
18758 (vect_analyze_data_refs_alignment): Likewise.
18759 (vect_analyze_group_access): Fix printing. Skip different checks if
18760 DR_STEP is 0. Keep strided stores either in loop or basic block
18761 vectorization data structure. Fix indentation.
18762 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18764 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18765 dependence instances from either loop or basic block vectorization
18767 (vect_analyze_data_refs): Update comment. Call
18768 compute_data_dependences_for_bb to analyze basic blocks.
18769 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18770 case of loop vectorization. In case of basic block vectorization use
18771 data-ref itself as a base.
18772 (vect_create_data_ref_ptr): In case of basic block vectorization:
18773 don't advance the pointer, add new statements before the current
18774 statement. Adjust function calls.
18775 (vect_supportable_dr_alignment): Support only aligned accesses in
18776 basic block vectorization.
18777 * common.opt (ftree-slp-vectorize): New flag.
18778 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18779 (vect_pattern_recog_1): Likewise.
18780 * tree-vect-stmts.c (process_use): Likewise.
18781 (vect_init_vector): Add new statements in the beginning of the basic
18782 block in case of basic block SLP.
18783 (vect_get_vec_def_for_operand): Adjust function calls.
18784 (vect_finish_stmt_generation): Likewise.
18785 (vectorizable_call): Add assert that it is loop vectorization, adjust
18787 (vectorizable_conversion, vectorizable_assignment): Likewise.
18788 (vectorizable_operation): In case of basic block SLP, take
18789 vectorization factor from statement's type and skip the relevance
18790 check. Adjust function calls.
18791 (vectorizable_type_demotion): Add assert that it is loop
18792 vectorization, adjust function calls.
18793 (vectorizable_type_promotion): Likewise.
18794 (vectorizable_store): Check for outer loop only in case of loop
18795 vectorization. Adjust function calls. For basic blocks, skip the
18796 relevance check and don't advance pointers.
18797 (vectorizable_load): Likewise.
18798 (vectorizable_condition): Add assert that it is loop vectorization,
18799 adjust function calls.
18800 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18801 that it is not reduction, get vector type, call only supported
18802 functions, skip loop specific parts.
18803 (vect_transform_stmt): Check for outer loop only in case of loop
18805 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18806 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18807 for external definition.
18808 * passes.c (pass_slp_vectorize): New pass.
18809 * tree-vect-slp.c (find_bb_location): New function.
18810 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18811 check for patterns only in loops.
18812 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18813 case of multiple types in basic block SLP.
18814 (vect_mark_slp_stmts_relevant): New function.
18815 (vect_supported_load_permutation_p): Fix comment.
18816 (vect_analyze_slp_instance): Add argument. In case of basic block
18817 SLP, take vectorization factor from statement's type, check that
18818 unrolling factor is 1. Adjust function call. Save SLP instance in
18819 either loop or basic block vectorization structure. Return FALSE,
18821 (vect_analyze_slp): Add argument. Get strided stores groups from
18822 either loop or basic block vectorization structure. Return FALSE
18823 if basic block SLP failed.
18824 (new_bb_vec_info): New function.
18825 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18826 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18827 (vect_schedule_slp): Add argument. Get SLP instances from either
18828 loop or basic block vectorization structure. Set vectorization factor
18829 to be 1 for basic block SLP.
18830 (vect_slp_transform_bb): New function.
18831 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18833 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18835 * final.c (shorten_branches): Do not align labels for jump tables.
18836 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18838 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18840 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18841 Remove outdated reference to flow.c and fix nits.
18842 * doc/gccint.texi: Tweak RTL description.
18843 * doc/rtl.texi: Likewise.
18845 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18847 * config/avr/avr.c: Change my email address.
18848 * config/avr/avr.h: Likewise.
18849 * config/avr/avr.md: Likewise.
18850 * config/avr/avr-protos.h: Likewise.
18851 * config/avr/libgcc.S: Likewise.
18853 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18855 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18856 (spu_split_load, spu_split_store): Change return type to int.
18857 (spu_split_convert): Declare.
18858 * config/spu/predicates.md (spu_mem_operand): Remove.
18859 (spu_mov_operand): Update.
18860 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18861 * config/spu/spu.c (regno_aligned_for_load): Remove.
18862 (reg_aligned_for_addr, spu_expand_load): Define.
18863 (spu_expand_extv): Reimplement and handle MEM.
18864 (spu_expand_insv): Handle MEM.
18865 (spu_sched_reorder): Handle insn's with length 0.
18866 (spu_legitimate_address_p): Reimplement.
18867 (store_with_one_insn_p): Return TRUE for any mode with size
18868 larger than 16 bytes.
18869 (address_needs_split): Define.
18870 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18872 (spu_convert_move): Define.
18873 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18874 (spu_split_store): Change all MEM's to TImode.
18875 (spu_init_expanders): Preallocate registers that correspond to
18876 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18878 (spu_split_convert): Define.
18879 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18880 (_move<mode>, _movdi, _movti): Update predicate and condition.
18881 (load, store): Change to define_split.
18882 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18884 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18885 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18886 define_insn_and_split of lshr<mode>3.
18887 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18888 (<v>ashr<mode>3_imm): Define.
18889 (extv, extzv, insv): Allow MEM operands.
18890 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18891 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18892 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18893 (_spu_convert2): Change to define_insn_and_split and remove the
18894 corresponding define_peephole2.
18895 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18896 Change predicates to memory_operand.
18898 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18900 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18902 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18904 PR tree-optimization/40219
18905 * tree.c (iterative_hash_expr): Make sure the builtin function is
18906 a normal builtin function and not a front end or back end builtin
18907 before indexing into the built_in_decls array.
18909 2009-05-22 Richard Guenther <rguenther@suse.de>
18911 PR middle-end/38964
18912 * alias.c (write_dependence_p): Do not use TBAA for answering
18913 anti-dependence or output-dependence.
18914 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18915 (emit_pointer_definition): Remove.
18916 (emit_alias_warning): Likewise.
18917 (find_what_var_points_to): Remove TBAA pruning code.
18918 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18920 (compute_points_to_sets): Remove code computing the set of
18921 dereferenced pointers.
18922 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18923 oracle for querying anti and output dependencies.
18924 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18925 if TBAA may be applied.
18926 (refs_anti_dependent_p): New function.
18927 (refs_output_dependent_p): Likewise.
18928 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18929 (refs_output_dependent_p): Likewise.
18930 * doc/tree-ssa.texi (Memory model): New section.
18931 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18932 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18933 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18934 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18935 * expr.c (expand_expr_real_1): Likewise.
18936 * gimple-low.c (lower_stmt): Likewise.
18937 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18938 (dump_gimple_cdt): Remove.
18939 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18940 (gimple_size): Likewise.
18941 (walk_gimple_op): Likewise.
18942 (is_gimple_stmt): Likewise.
18943 (walk_stmt_load_store_addr_ops): Likewise.
18944 (gimple_build_cdt): Remove.
18945 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18946 * gimple.h (gimple_cdt_new_type): Remove.
18947 (gimple_cdt_new_type_ptr): Likewise.
18948 (gimple_cdt_set_new_type): Likewise.
18949 (gimple_cdt_location): Likewise.
18950 (gimple_cdt_location_ptr): Likewise.
18951 (gimple_cdt_set_location): Likewise.
18952 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18953 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18954 GIMPLE_CHANGE_DYNAMIC_TYPE.
18955 (verify_types_in_gimple_stmt): Likewise.
18956 * tree-inline.c (estimate_num_insns): Likewise.
18957 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18958 (copy_decl_to_var): Likewise.
18959 (copy_result_decl_to_var): Likewise.
18960 * tree-pretty-print.c (dump_generic_node): Do not handle
18961 CHANGE_DYNAMIC_TYPE_EXPR.
18962 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18963 * tree-ssa-operands.c (get_expr_operands): Likewise.
18964 * tree-ssa-structalias.c (struct variable_info): Remove
18965 no_tbaa_pruning member.
18966 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18967 (unify_nodes): Do not copy it.
18968 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18969 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18970 (set_uids_in_ptset): Do not check it.
18971 (find_what_var_points_to): Likewise.
18972 (compute_tbaa_pruning): Remove.
18973 (compute_points_to_sets): Do not call it.
18974 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18975 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18976 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18977 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18978 (DECL_NO_TBAA_P): Likewise.
18979 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18980 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18981 (expand_omp_atomic_pipeline): Do not set it.
18982 * print-tree.c (print_node): Do not dump it.
18983 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18986 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18989 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18992 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18994 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18997 2009-05-22 Ben Elliston <bje@au.ibm.com>
18999 * Makefile.in (bversion.h, s-bversion): New targets.
19000 (TOPLEV_H): Add bversion.h.
19001 * toplev.h: Include "bversion.h".
19002 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19003 the __format__ attribute only if compiling with the same version
19004 of GCC as the sources (the "build version").
19006 2009-05-22 Ben Elliston <bje@au.ibm.com>
19008 * c-format.c (handle_format_attribute): Fix comment typo.
19010 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19013 * config/ia64/ia64.opt (mfused-madd): New.
19014 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19015 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19016 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19017 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19018 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19019 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19020 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19021 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19022 instruction if !TARGET_FUSED_MADD.
19023 (fpma, fpms): Remove colon from name.
19025 2009-05-22 Richard Guenther <rguenther@suse.de>
19027 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19028 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19029 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19031 (create_expression_by_pieces): Only convert if necessary.
19032 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19033 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19035 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19037 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19038 regular pattern from a template and rename it ...
19039 (*extzv_truncsi_exts): ... to this.
19041 2009-05-21 Richard Guenther <rguenther@suse.de>
19043 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19044 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19045 (cgraph_default_inline_p): Likewise.
19046 (cgraph_decide_inlining_incrementally): Likewise.
19048 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19049 Uros Bizjak <ubizjak@gmail.com>
19051 * config/i386/cpuid.h (bit_MOVBE): New.
19053 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19055 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19056 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19057 (ix86_handle_option): Handle OPT_mmovbe.
19058 (ix86_target_string): Add -mmovbe.
19059 (pta_flags): Add PTA_MOVBE.
19060 (processor_alias_table): Add PTA_MOVBE to "atom".
19061 (override_options): Handle PTA_MOVBE.
19063 * config/i386/i386.h (TARGET_MOVBE): New.
19065 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19066 (*bswapsi_movbe): New.
19067 (*bswapdi_movbe): Likewise.
19068 (bswapdi2): Renamed to ...
19069 (*bswapdi_1): This.
19070 (bswapdi2): New expander.
19072 * config/i386/i386.opt (mmovbe): New.
19074 * doc/invoke.texi: Document -mmovbe.
19076 2009-05-21 Taras Glek <tglek@mozilla.com>
19078 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19079 * gcc-plugin.h (plugin_init): Updated signature.
19080 * gcc-plugin.h (plugin_name_args): Moved to this header.
19081 * doc/plugins.texi (plugin_init): Updated documention to reflect
19083 * doc/plugins.texi (plugin_name_args): Added to documention.
19085 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19087 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19088 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19090 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19092 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19093 JUMP_TABLE_DATA_P predicates where applicable.
19094 * config/i386/predicates.md: Ditto.
19095 * config/i386/sse.md: Ditto.
19097 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19099 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19100 operand2 -128 override length_immediate attribute to 1.
19101 * config/i386/predicates.md (constm128_operand): New predicate.
19103 * config/i386/i386.c (memory_address_length): Handle %r12
19104 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19106 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19107 mode look through optional ZERO_EXTEND and SUBREG.
19108 * config/i386/i386.md (R12_REG): New define_constant.
19109 (prefix_data16): For sse unit set also for MODE_TI insns.
19110 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19111 insns set if operand 1 is ext_QIreg_operand.
19112 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19113 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19115 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19116 mode from MODE_DI to MODE_SI.
19117 (movdi_1_rex64): Override modrm and length_immediate attributes
19118 only for movabs (TYPE_IMOV, alternative 2).
19119 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19120 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19121 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19122 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19123 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19124 prefix_rex attribute if DImode.
19125 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19126 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19127 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19128 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19129 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19130 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19131 Likewise. For TYPE_IMOV clear length_immediate attribute.
19132 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19133 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19134 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19135 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19136 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19137 or one operand TYPE_ISHIFT.
19138 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19139 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19140 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19141 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19142 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19143 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19144 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19145 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19146 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19147 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19148 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19149 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19150 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19151 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19152 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19153 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19154 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19155 set mode attribute, don't override length attribute.
19156 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19158 (return_internal_long): Set length attribute to 2 instead of 1.
19159 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19160 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19161 prefix_rex attribute.
19162 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19164 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19166 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19168 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19170 2009-05-20 Ian Lance Taylor <iant@google.com>
19172 * tree.c (build_tree_list_vec_stat): New function.
19173 (ctor_to_vec): New function.
19174 (build_nt_call_vec): New function.
19175 (build_call_array): Change args to be a const pointer.
19176 (build_call_vec): New function.
19177 * tree.h (build_nt_call_vec): Declare.
19178 (build_tree_list_vec_stat): Declare.
19179 (build_tree_list_vec): Define.
19180 (build_call_array): Update declaration.
19181 (build_call_vec): Declare.
19182 (ctor_to_vec): Declare.
19183 * c-common.c (tree_vector_cache): New static variable.
19184 (make_tree_vector): New function.
19185 (release_tree_vector): New function.
19186 (make_tree_vector_single): New function.
19187 (make_tree_vector_copy): New function.
19188 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19189 (make_tree_vector_single, make_tree_vector_copy): Declare.
19190 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19191 (c_parser_expr_list): Don't manage cache here, instead call
19193 (c_parser_release_expr_list): Remove static function.
19194 (c_parser_vec_to_tree_list): Remove static function.
19195 (c_parser_attributes): Call build_tree_list_vec instead of
19196 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19197 c_parser_release_expr_list.
19198 (c_parser_postfix_expression_after_primary): Likewise.
19199 (c_parser_objc_keywordexpr): Likewise.
19201 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19203 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19204 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19205 TARGET_CONVERT_TO_TYPE.
19206 * hooks.c (hook_tree_const_tree_null): Define.
19207 * hooks.h (hook_tree_const_tree_null): Declare.
19208 * target.h (struct gcc_target): Add invalid_parameter_type,
19209 invalid_return_type, promoted_type, and convert_to_type fields.
19210 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19211 (TARGET_INVALID_RETURN_TYPE): Define.
19212 (TARGET_PROMOTED_TYPE): Define.
19213 (TARGET_CONVERT_TO_TYPE): Define.
19214 (TARGET_INITIALIZER): Update for new fields.
19215 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19216 (grokparms): Check targetm.invalid_parameter_type.
19217 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19218 * c-convert.c (convert): Check targetm.convert_to_type.
19220 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19222 * config/mips/mips.md (*extenddi_truncate<mode>,
19223 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19225 (*extendhi_truncateqi): New define_insn_and_sptit.
19227 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19229 PR middle-end/40204
19230 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19231 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19233 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19235 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19236 the operand of VIEW_CONVERT_EXPR.
19238 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19240 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19241 extended family and model for Intel processors. Support Intel Atom.
19243 2009-05-20 Olivier Hainque <hainque@adacore.com>
19245 * gstab.h (stab_code_type): Define, to be used instead of the
19246 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19248 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19249 occurrences by stab_code_type.
19250 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19252 2009-05-20 Martin Jambor <mjambor@suse.cz>
19254 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19255 (sra_insert_before): Likewise.
19256 (sra_insert_after): Likewise.
19257 (sra_init_cache): Likewise.
19258 (sra_type_can_be_decomposed_p): Likewise.
19259 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19260 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19261 (sra_insert_before): Likewise.
19262 (sra_insert_after): Likewise.
19263 (sra_init_cache): Likewise.
19264 (insert_edge_copies_seq): Made static and moved upwards.
19266 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19269 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19271 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19272 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19275 2009-05-20 Richard Guenther <rguenther@suse.de>
19277 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19278 with mismatched comparison modes.
19280 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19282 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19283 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19284 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19285 with shifts for Thumb2.
19286 (orsi_notsi): New for orn.
19287 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19288 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19289 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19290 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19291 Don't invert remainder for IOR.
19293 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19295 PR tree-optimization/40087
19296 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19297 number_of_iterations_ne): Rename never_infinite argument.
19298 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19299 number_of_iterations_le): Handle pointer-type ivs when
19300 exit_must_be_taken is false.
19301 (number_of_iterations_cond): Do not always assume that
19302 exit_must_be_taken if the control variable is a pointer.
19304 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19306 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19307 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19309 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19311 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19312 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19314 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19317 * c.opt (Wlogical-op): Disabled by default.
19318 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19320 * doc/invoke.texi (Wlogical-op): Likewise.
19322 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19324 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19326 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19327 Propagate the type of the first operand.
19328 <ASSERT_EXPR>: Simplify.
19329 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19330 Rewrite using the RHS code as discriminant.
19331 <NOP_EXPR>: Turn into CASE_CONVERT.
19332 <PLUS_EXPR>: Propagate the type of the first operand.
19334 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19336 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19337 (ia64_dconst_0_375): New.
19338 * config/ia64/ia64.c (ia64_override_options): Remove
19339 -minline-sqrt-min-latency warning.
19340 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19341 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19342 * config/ia64/ia64.md (*sqrt_approx): Remove.
19343 (sqrtsf2): Remove #if 0.
19344 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19345 (sqrtdf): Remove assert.
19346 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19347 (sqrtxf2): Remove #if 0.
19348 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19349 * div.md (sqrt_approx_rf): New.
19350 (sqrtsf2_internal_thr): New implementation.
19351 (sqrtsf2_internal_lat): New.
19352 (sqrtdf2_internal_thr: New implementation.
19353 (sqrtxf2_internal): New implementation.
19355 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19356 Hans-Peter Nilsson <hp@axis.com>
19358 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19359 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19360 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19361 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19362 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19363 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19364 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19365 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19366 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19367 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19368 * c-common.c: ...from here.
19370 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19372 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19374 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19376 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19378 2009-05-19 Ben Elliston <bje@au.ibm.com>
19380 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19381 assignments with memcpy calls.
19382 (add_fdes): Likewise.
19383 (binary_search_unencoded_fdes): Likewise.
19384 (linear_search_fdes): Eliminate type puns.
19386 2009-05-19 Richard Guenther <rguenther@suse.de>
19388 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19389 not falsely claim to have propagated into all uses.
19391 2009-05-19 Ben Elliston <bje@au.ibm.com>
19393 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19396 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19398 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19399 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19400 (TARGET_LEGITIMATE_ADDRESS_P): New.
19401 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19402 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19404 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19407 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19408 child of the containing namespace's DIE.
19410 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19412 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19413 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19414 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19417 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19420 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19421 gen_align with gen_pad.
19422 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19423 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19425 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19426 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19428 * config/i386/i386.md (align): Renamed to ...
19429 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19430 ASM_OUTPUT_MAX_SKIP_PAD.
19432 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19434 * config.gcc: Fix variable syntax.
19437 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19438 before calling exact_log2.
19439 (output_iorsi3): Likewise.
19440 (output_xorsi3): Likewise.
19442 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19444 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19445 for the none zero constant operand except for EQ and NE
19446 comprisons even when the first operand is R0.
19448 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19450 * config/s390/2064.md: Remove trailing whitespaces.
19451 * config/s390/2084.md: Likewise.
19452 * config/s390/constraints.md: Likewise.
19453 * config/s390/fixdfdi.h: Likewise.
19454 * config/s390/libgcc-glibc.ver: Likewise.
19455 * config/s390/s390-modes.def: Likewise.
19456 * config/s390/s390-protos.h: Likewise.
19457 * config/s390/s390.c: Likewise.
19458 * config/s390/s390.h: Likewise.
19459 * config/s390/s390.md: Likewise.
19460 * config/s390/tpf-unwind.h: Likewise.
19462 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19464 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19466 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19469 * configure.ac (m68k-*-*): Check if binutils support TLS.
19470 * configure: Regenerate.
19471 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19472 * config/m68k/constraints.md (Cu): New constraint.
19473 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19474 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19475 (movsi): Handle TLS symbols.
19476 (addsi3_5200): Handle XTLS symbols, indent.
19477 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19478 (m68k_tls_reference_p): Declare.
19479 (m68k_legitimize_address): Declare.
19480 (m68k_unwrap_symbol): Declare.
19481 * config/m68k/m68k.opt (mxtls): New option.
19482 * config/m68k/m68k.c (ggc.h): Include.
19483 (m68k_output_dwarf_dtprel): Implement hook.
19484 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19485 (m68k_expand_prologue): Load GOT pointer when function needs it.
19486 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19487 (m68k_legitimate_constant_address_p): Same.
19488 (m68k_decompose_address): Handle TLS references.
19489 (m68k_get_gp): New static function.
19490 (enum m68k_reloc): New contants.
19491 (TLS_RELOC_P): New macro.
19492 (m68k_wrap_symbol): New static function.
19493 (m68k_unwrap_symbol): New function.
19494 (m68k_final_prescan_insn_1): New static function.
19495 (m68k_final_prescan_insn): New function.
19496 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19498 (legitimize_pic_address): Handle TLS references..
19499 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19500 (m68k_libcall_value_in_a0_p)
19501 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19502 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19503 (m68k_legitimize_tls_address): Handle TLS references.
19504 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19506 (m68k_legitimize_address): Handle TLS symbols.
19507 (m68k_get_reloc_decoration): New static function.
19508 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19510 (m68k_output_dwarf_dtprel): Implement hook.
19511 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19512 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19513 m68k_call_* routines.
19514 (sched_attr_op_type): Handle TLS symbols.
19515 (gt-m68k.h): Include.
19516 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19517 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19519 2009-05-18 Martin Jambor <mjambor@suse.cz>
19521 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19522 (visit_store_addr_for_mod_analysis): New function.
19523 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19524 (determine_cst_member_ptr): Use gimple_assign_single_p.
19525 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19526 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19527 operands. Don't check number of operands of a NOP_EXPR.
19529 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19531 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19533 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19536 * c-common.c (warn_logical_operator): Don't warn if one of
19537 expression isn't always true or false.
19539 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19541 * config/i386/biarch32.h: New file.
19542 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19544 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19546 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19547 *zero_extend<mode>_truncqi): Merge these into ...
19548 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19549 Name the pattern following this as *zero_extendhi_truncqi.
19551 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19553 PR middle-end/39301
19554 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19555 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19556 (output_info): Make field HOST_WIDEST_INT.
19557 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19558 (dump_bitmat_statistics): Same.
19560 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19562 * config.gcc (use_gcc_stdint): Set to wrap.
19563 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19564 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19565 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19566 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19567 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19568 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19569 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19570 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19572 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19574 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19576 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19577 Move definitions earlier.
19578 (OPT_ARCH64, OPT_ARCH32): Define.
19579 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19582 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19585 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19588 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19590 * arm.md (movdi2): Copy non-reg values to DImode registers.
19592 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19595 * final.c (label_to_max_skip): New function.
19596 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19597 CODE_LABEL_NUMBER <= max_labelno.
19598 * output.h (label_to_max_skip): New prototype.
19599 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19600 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19601 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19602 Handle CODE_LABELs with >= 16 byte alignment or with
19603 max_skip == (1 << align) - 1.
19604 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19605 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19608 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19609 .p2align 3 if MAX_SKIP is smaller than 7.
19610 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19612 2009-05-15 Ian Lance Taylor <iant@google.com>
19614 * alias.c (struct alias_set_entry_d): Rename from struct
19615 alias_set_entry. Change all uses.
19616 * except.c (struct call_site_record_d): Rename from struct
19617 call_site_record. Change all uses.
19618 * except.h (struct eh_region_d): Rename from struct eh_region.
19620 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19622 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19623 ivtype_map_elt. Change all uses.
19624 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19626 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19627 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19629 (struct sese_d): Rename from struct sese. Change all uses.
19630 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19631 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19632 * optabs.h (struct optab_d): Rename from struct optab. Change all
19634 (struct convert_optab_d): Rename from struct convert_optab.
19636 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19637 ipa_opt_pass. Change all uses.
19638 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19641 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19642 defined as a typedef.
19643 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19646 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19649 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19651 (merge_ranges): Returns bool.
19652 * tree.h (make_range): .. to here.
19653 (build_range_check): Likewise.
19654 (merge_ranges): Likewise. Renamed from merge_ranges.
19655 * c-typeck.c (parser_build_binary_op): Update calls to
19656 warn_logical_operator.
19657 * c-common.c (warn_logical_operator): Add new warning.
19658 * c-common.h (warn_logical_operator): Update declaration.
19660 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19662 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19664 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19666 * doc/install.texi: Document MPC requirements, flags etc.
19668 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19669 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19670 Evaluate constant arguments.
19671 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19672 (fold_builtin_1): Likewise, also evaluate constant arguments.
19673 Remove superfluous break.
19674 (do_mpc_ckconv): New.
19675 * real.h: Include mpc.h.
19676 * toplev.c (print_version): Output MPC version info if available.
19678 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19680 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19682 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19684 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19687 2009-05-15 Jan Hubicka <jh@suse.cz>
19689 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19690 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19691 (try_inline): Fix return value.
19692 (cgraph_decide_inlining_incrementally): Honor new value.
19693 (cgraph_early_inlining): Handle indirect inlining.
19694 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19696 2009-05-15 Jan Hubicka <jh@suse.cz>
19698 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19699 * cgraphunit.c (cgraph_finalize_function): Set it.
19700 (cgraph_expand_function): Use it.
19702 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19704 * real.c (encode_ieee_half): Define.
19705 (decode_ieee_half): Define.
19706 (ieee_half_format): Define.
19707 (arm_half_format): Define.
19708 * real.h (ieee_half_format): Declare.
19709 (arm_half_format): Declare.
19711 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19713 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19714 swapped, and reversed optabs exist before trying to use them.
19716 2009-05-15 Paul Brook <paul@codesourcery.com>
19717 Sandra Loosemore <sandra@codesourcery.com>
19719 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19720 loads. Allow PRE_DEC.
19721 (output_move_neon): Handle PRE_DEC.
19722 (arm_print_operand): Add 'A' for neon structure loads.
19723 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19724 * config/arm/neon.md (neon_mov): Update comment.
19725 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19727 (Um): New constraint.
19729 2009-05-15 Jan Hubicka <jh@suse.cz>
19731 Revert the following patch until testsuite fallout is fixed:
19732 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19733 * cgraph.h (struct inline_summary): New filed self_wize,
19734 size_inlining_benefit, self_time and time_inlining_benefit.
19735 (struct cgraph_global_info): Replace insns by time ans size fields.
19736 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19737 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19738 (ipcp_update_callgraph): Do not touch function bodies.
19739 * ipa-inline.c: Include except.h
19740 (MAX_TIME): New constant.
19741 (overall_insns): Remove
19742 (overall_size, max_benefit): New static variables.
19743 (cgraph_estimate_time_after_inlining): New function.
19744 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19745 (cgraph_clone_inlined_nodes): Update size.
19746 (cgraph_mark_inline_edge): Update size.
19747 (cgraph_estimate_growth): Use size info.
19748 (cgraph_check_inline_limits): Check size.
19749 (cgraph_default_inline_p): Likewise.
19750 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19751 (cgraph_decide_recursive_inlining): Check size.
19752 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19754 (cgraph_decide_inlining): Likewise.
19755 (cgraph_decide_inlining_incrementally): Likewise; honor
19756 PARAM_EARLY_INLINING_INSNS.
19757 (likely_eliminated_by_inlining_p): New predicate.
19758 (estimate_function_body_sizes): New function.
19759 (compute_inline_parameters): Use it.
19760 * except.c (must_not_throw_labels): New function.
19761 * except.h (must_not_throw_labels): Declare.
19762 * tree-inline.c (init_inline_once): Kill inlining_weigths
19763 * tree-ssa-structalias.c: Avoid uninitialized warning.
19764 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19765 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19766 (PARAM_INLINE_CALL_COST): Remove.
19767 (PARAM_EARLY_INLINING_INSNS): New.
19769 2009-05-15 Richard Guenther <rguenther@suse.de>
19771 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19772 not TODO_update_ssa.
19774 2009-05-15 Richard Guenther <rguenther@suse.de>
19776 PR tree-optimization/39999
19777 * gimple.h (gimple_expr_type): Use the expression type looking
19778 through useless conversions.
19779 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19780 (vn_nary_op_insert_stmt): Likewise.
19781 (simplify_binary_expression): Likewise.
19783 2009-05-15 Richard Guenther <rguenther@suse.de>
19785 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19786 New options, enabled by default.
19787 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19789 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19790 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19791 * tree-ssa-structalias.c (gate_tree_pta): New function.
19792 (pass_build_alias): Use it.
19794 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19796 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19797 recurse on an invariant address if a conversion from a pointer
19798 type to a wider integer type is involved.
19800 2009-05-15 Jan Hubicka <jh@suse.cz>
19802 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19803 * cgraph.h (struct inline_summary): New filed self_wize,
19804 size_inlining_benefit, self_time and time_inlining_benefit.
19805 (struct cgraph_global_info): Replace insns by time ans size fields.
19806 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19807 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19808 (ipcp_update_callgraph): Do not touch function bodies.
19809 * ipa-inline.c: Include except.h
19810 (MAX_TIME): New constant.
19811 (overall_insns): Remove
19812 (overall_size, max_benefit): New static variables.
19813 (cgraph_estimate_time_after_inlining): New function.
19814 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19815 (cgraph_clone_inlined_nodes): Update size.
19816 (cgraph_mark_inline_edge): Update size.
19817 (cgraph_estimate_growth): Use size info.
19818 (cgraph_check_inline_limits): Check size.
19819 (cgraph_default_inline_p): Likewise.
19820 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19821 (cgraph_decide_recursive_inlining): Check size.
19822 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19824 (cgraph_decide_inlining): Likewise.
19825 (cgraph_decide_inlining_incrementally): Likewise; honor
19826 PARAM_EARLY_INLINING_INSNS.
19827 (likely_eliminated_by_inlining_p): New predicate.
19828 (estimate_function_body_sizes): New function.
19829 (compute_inline_parameters): Use it.
19830 * except.c (must_not_throw_labels): New function.
19831 * except.h (must_not_throw_labels): Declare.
19832 * tree-inline.c (init_inline_once): Kill inlining_weigths
19833 * tree-ssa-structalias.c: Avoid uninitialized warning.
19834 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19835 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19836 (PARAM_INLINE_CALL_COST): Remove.
19837 (PARAM_EARLY_INLINING_INSNS): New.
19838 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19839 (inline-call-cost): Remove.
19840 (early-inlining-insns): New.
19842 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19844 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19846 (print_int_cst_bounds_in_octal_p): Likewise.
19847 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19849 * dwarf2out.c (base_type_die): Likewise.
19850 (is_subrange_type): Delete.
19851 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19852 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19853 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19854 if the destination type is boolean.
19855 (build_range_check): Do not special-case subtypes.
19856 (fold_sign_changed_comparison): Likewise.
19857 (fold_unary): Likewise.
19858 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19859 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19860 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19861 * tree.c (subrange_type_for_debug_p): New predicate based on the
19862 former is_subrange_type.
19863 * tree.h (subrange_type_for_debug_p): Declare.
19864 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19865 (convert_affine_scev): Remove call to above function.
19866 (chrec_convert_aggressive): Likewise.
19867 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19868 false for conversions involving subtypes.
19869 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19870 (vrp_val_min): Likewise.
19871 (needs_overflow_infinity): Likewise.
19872 (extract_range_from_unary_expr): Likewise.
19874 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19876 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19877 * config/frv/frv.c: Likewise.
19878 * config/s390/s390.c: Likewise.
19879 * config/sparc/sparc.h: Likewise.
19880 * config/i386/i386.h: Likewise.
19881 * config/i386/i386.c: Likewise.
19882 * config/crx/crx.c: Likewise.
19883 * config/m68hc11/m68hc11.h: Likewise.
19884 * config/iq2000/iq2000.c: Likewise.
19885 * config/mn10300/mn10300.h: Likewise.
19886 * config/mn10300/mn10300.c: Likewise.
19887 * config/m68k/m68k.c: Likewise.
19888 * config/rs6000/rs6000.c: Likewise.
19889 * config/rs6000/xcoff.h: Likewise.
19890 * config/rs6000/linux64.h: Likewise.
19891 * config/rs6000/sysv4.h: Likewise.
19892 * config/score/score3.c: Likewise.
19893 * config/score/score7.c: Likewise.
19894 * config/score/score.c: Likewise.
19895 * config/arm/arm.md: Likewise.
19896 * config/mips/mips.c: Likewise.
19897 * config/mips/mips.md: Likewise.
19898 * config/bfin/bfin.h: Likewise.
19899 * config/pa/pa.c: Likewise.
19900 * config/pa/constraints.md: Likewise.
19902 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19903 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19904 * config/pdp11/pdp11.h: Use memory_address_p instead.
19906 2009-05-14 Ian Lance Taylor <iant@google.com>
19908 * passes.c (finish_optimization_passes): Change i to int.
19909 * plugin.c (plugins_active_p): Change event to int.
19910 (dump_active_plugins): Likewise.
19911 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19913 * tree.c (tree_range_check_failed): Change c to unsigned int.
19914 (omp_clause_range_check_failed): Likewise.
19915 (build_common_builtin_nodes): Change mode to int. Add cast.
19916 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19917 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19919 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19920 ++ or -- with a variable of enum type.
19922 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19925 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19927 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19929 * store-motion.c: Do not include params.h
19930 * Makefile.in: Fix dependencies for various files.
19932 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19934 * auto-inc-dec.c: Fix pass description, remove apparent
19935 accidental duplication.
19937 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19939 PR middle-end/40147
19940 * ipa-utils.h (memory_identifier_string): Moved to ...
19941 * tree.h (memory_identifier_string): Here. Add GTY(()).
19943 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19945 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19946 in the former documentation of...
19947 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19948 * ira-conflicts.c (get_dup_num): Use address_operand.
19949 * targhooks.c (default_legitimate_address_p): New.
19950 * targhooks.h (default_legitimate_address_p): New.
19951 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19953 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19954 * target.h (struct target): Add legitimate_address_p.
19955 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19956 (TARGET_INITIALIZER): Include it.
19958 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19959 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19960 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19961 (TARGET_LEGITIMATE_ADDRESS_P): New.
19963 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19964 (REG_OK_STRICT_P): Delete.
19965 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19966 (frv_legitimate_address_p_1): ... this.
19967 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19968 (frv_legitimate_address_p_1): ... the renamed old
19969 frv_legitimate_address_p.
19970 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19971 (TARGET_LEGITIMATE_ADDRESS_P): New.
19973 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19974 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19975 * config/s390/s390.c (legitimate_address_p): Rename to...
19976 (s390_legitimate_address_p): ... this, make static.
19977 (legitimize_address): Adjust call.
19978 (TARGET_LEGITIMATE_ADDRESS_P): New.
19979 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19981 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19982 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19983 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19984 (TARGET_LEGITIMATE_ADDRESS_P): New.
19986 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19987 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19988 * config/spu/spu.c (spu_legitimate_address): Rename to...
19989 (spu_legitimate_address_p): ... this, make static.
19990 (TARGET_LEGITIMATE_ADDRESS_P): New.
19992 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19993 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19994 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19995 (sparc_legitimate_address_p): ... this, make static and return bool.
19996 (legitimize_address): Adjust call.
19997 (TARGET_LEGITIMATE_ADDRESS_P): New.
19999 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20000 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20001 * config/i386/i386.c (legitimate_address_p): Rename to...
20002 (ix86_legitimate_address_p): ... this, make static.
20003 (constant_address_p): Move after it, adjust call.
20004 (TARGET_LEGITIMATE_ADDRESS_P): New.
20006 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20007 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20008 * config/avr/avr.c (legitimate_address_p): Rename to...
20009 (avr_legitimate_address_p): ... this, make static.
20010 (legitimize_address): Adjust call.
20011 (TARGET_LEGITIMATE_ADDRESS_P): New.
20013 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20014 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20015 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20016 (TARGET_LEGITIMATE_ADDRESS_P): New.
20018 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20019 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20020 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20021 (TARGET_LEGITIMATE_ADDRESS_P): New.
20023 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20024 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20026 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20028 (TARGET_LEGITIMATE_ADDRESS_P): New.
20030 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20031 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20033 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20035 (m68hc11_legitimate_address_p): ... this, make static.
20036 (go_if_legitimate_address_internal): Rename to...
20037 (m68hc11_legitimate_address_p_1): ... this.
20038 (legitimize_address): Adjust call.
20039 (TARGET_LEGITIMATE_ADDRESS_P): New.
20041 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20042 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20043 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20044 (TARGET_LEGITIMATE_ADDRESS_P): New.
20046 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20047 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20048 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20049 (mn10300_legitimate_address_p): ... this, make static.
20050 (TARGET_LEGITIMATE_ADDRESS_P): New.
20052 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20053 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20054 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20055 (TARGET_LEGITIMATE_ADDRESS_P): New.
20057 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20058 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20059 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20060 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20061 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20062 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20063 (rs6000_legitimate_address_p): ... this, make static.
20064 (TARGET_LEGITIMATE_ADDRESS_P): New.
20065 (REG_MODE_OK_FOR_BASE_P): Delete.
20066 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20068 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20069 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20071 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20072 static, adjust types.
20073 (TARGET_LEGITIMATE_ADDRESS_P): New.
20075 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20076 * config/score/score.c (score_address_p): Rename to...
20077 (score_legitimate_address_p): ... this.
20078 (TARGET_LEGITIMATE_ADDRESS_P): New.
20079 * config/score/score3.c (score3_address_p): Rename to...
20080 (score3_legitimate_address_p): ... this.
20081 * config/score/score7.c (score7_address_p): Rename to...
20082 (score7_legitimate_address_p): ... this.
20084 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20085 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20086 GO_IF_LEGITIMATE_ADDRESS): Delete.
20087 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20088 thumb2_legitimate_address_p): Delete.
20089 (arm_legitimate_address_p): Rename to...
20090 (arm_legitimate_address_outer_p): ... this.
20091 * config/arm/constraints.md ("Uq"): Adjust call.
20092 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20093 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20095 (arm_legitimate_address_outer_p): ... this.
20096 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20098 (TARGET_LEGITIMATE_ADDRESS_P): New.
20100 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20101 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20102 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20103 (TARGET_LEGITIMATE_ADDRESS_P): New.
20105 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20106 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20107 * config/vax/vax.c (legitimate_address_p): Rename to...
20108 (vax_legitimate_address_p): ... this, make static.
20109 (TARGET_LEGITIMATE_ADDRESS_P): New.
20111 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20112 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20113 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20114 (TARGET_LEGITIMATE_ADDRESS_P): New.
20116 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20117 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20118 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20119 (mmix_legitimate_address_p): ... this, make static.
20120 (TARGET_LEGITIMATE_ADDRESS_P): New.
20122 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20123 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20124 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20125 (TARGET_LEGITIMATE_ADDRESS_P): New.
20127 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20129 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20130 of MODE_COMPLEX_INT.
20132 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20134 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20135 LCT_NORMAL in function call.
20136 * mips-tdump.c (print_file_desc): Add cast to enum type.
20137 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20138 (mark_stabs): Add casts to enum types.
20139 (parse_stabs_common): Add casts to enum types.
20141 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20143 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20144 Check for invalid values of LETTER.
20146 2009-05-13 Taras Glek <tglek@mozilla.com>
20148 * attribs.c (register_attribute): moved out attribute registration
20149 into register_attribute.
20150 * doc/plugins.texi: Documented register_attribute and
20152 * gcc-plugin.h: Added forward decl for register_attribute.
20153 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20154 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20155 PLUGIN_ATTRIBUTES boilerplate.
20157 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20159 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20160 values even in sentinel and empty entries.
20161 (ms_printf_flag_specs): Likewise.
20162 (ms_scanf_flag_specs): Likewise.
20163 (ms_strftime_flag_specs): Likewise.
20164 (ms_print_char_table): Likewise.
20165 (ms_scan_char_table): Likewise.
20166 (ms_time_char_table): Likewise.
20168 2009-05-13 Doug Kwan <dougkwan@google.com>
20170 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20172 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20174 * config/mips/mips.md (store): Add attributes for QI and HI.
20176 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20177 (truncdi<mode>2): ... this new pattern.
20179 2009-05-13 Brad Hards <bradh@kde.org>
20181 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20183 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20184 Ben Elliston <bje@au.ibm.com>
20186 PR middle-end/40035
20187 * dse.c (check_mem_read_rtx): Guard against width == -1.
20189 2009-05-13 Michael Matz <matz@suse.de>
20191 PR middle-end/39976
20192 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20193 (trivially_conflicts_p): New function.
20194 (insert_backedge_copies): Use it.
20196 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20198 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20199 (handle_stdc_pragma): Use new enum constant names.
20200 (handle_pragma_float_const_decimal64): Ditto.
20202 2009-05-13 Ian Lance Taylor <iant@google.com>
20204 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20207 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20209 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20210 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20212 * config/m68k/m68k.h (FL_UCLINUX): Define.
20214 2009-05-13 Jan Hubicka <jh@suse.cz>
20216 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20218 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20220 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20221 unless -fschedule-insns is specified.
20223 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20226 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20227 TARGET_EXPAND_CBRANCHDI4.
20228 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20229 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20230 (cmpeqdi): Fix comment.
20232 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20234 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20235 (sh_legitimate_address_p): Likewise.
20236 * config/sh/sh.c (sh_legitimate_index_p): New.
20237 (sh_legitimate_address_p): Likewise.
20238 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20239 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20240 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20241 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20242 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20243 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20244 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20245 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20246 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20248 2009-05-12 Jan Hubicka <jh@suse.cz>
20250 * tree-inline.c (estimate_operator_cost): Add operands;
20251 when division happens by constant, it is cheap.
20252 (estimate_num_insns): Loads and stores are not having cost of 0;
20253 EH magic stuff is cheap; when computing runtime cost of switch,
20254 use log2 base of amount of its cases; builtin_expect has cost of 0;
20255 compute cost for moving return value of call.
20256 (init_inline_once): Initialize time_based flags.
20257 * tree-inline.h (eni_weights_d): Add time_based flag.
20259 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20261 * df-core.c: Update head documentation.
20263 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20266 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20267 shadowing exisiting variable op1.
20269 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20272 * config/i386/driver-i386.c (processor_signatures): New enum.
20273 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20274 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20275 processor signature to detect geode processor.
20277 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20281 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20283 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20284 causes spurious differences between trunk and cond-optab branch.
20286 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20288 * dojump.c (compare_from_rtx): Delete.
20289 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20290 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20291 if the comparison does not satisfy the predicate; test predicates for
20292 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20293 further if one existing pattern fails.
20294 * expr.h (compare_from_rtx): Delete.
20295 (prepare_operand): Declare it.
20296 * optabs.c: Change "lib call" to "libcall" throughout.
20297 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20298 HAVE_conditional_trap, emit_cmp_insn): Delete.
20299 (can_compare_p): Delete cmp_optab case.
20300 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20301 Accept other parameters by value.
20302 (prepare_operand): Make non-static.
20303 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20304 other parameters by value. Try to widen operands here based on
20305 an optab_methods argument and looking at cbranch_optab.
20306 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20307 loop. Use cbranch_optab directly.
20308 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20309 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20311 (emit_conditional_move, emit_conditional_add): Inline what's needed
20312 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20313 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20314 with COMPARE. Move cmov_optab and cstore_optab above
20315 with cbranch_optab, move cmp_optab down with ucmp_optab,
20316 remove tst_otpab. Do not initialize trap_rtx.
20317 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20318 for trap code. Do not check HAVE_conditional_trap. Use
20319 prepare_cmp_insn. Accept no predicate for operand 3.
20320 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20321 (OTI_ctrap, ctrap_optab): New.
20322 (tst_optab): Delete.
20323 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20324 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20325 with lookup of ctrap_optab.
20326 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20328 (ctrap_optab): New.
20330 * combine.c (combine_simplify_rtx, simplify_set): Do not
20331 special case comparing against zero for cc0 machines.
20332 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20333 COMPARE on cc0 machines.
20334 (simplify_relational_operation): Return a new expression when
20335 a COMPARE could be removed.
20336 * final.c (final_scan_insn): Compare cc_status values
20337 against LHS of a (compare FOO (const_int 0)) cc0 source.
20338 Also check if cc_status.value is the full compare.
20340 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20341 (cstoreMM4): Document.
20342 (conditional_trap): Document ctrapMM4 instead.
20343 (sync_compare_and_swapMM): Refer to cbranchcc4.
20344 (Dependent Patterns): Eliminate obsolete information referring to
20345 the old jump optimization phase.
20346 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20347 of compares with 0 on cc0 machines.
20348 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20349 avoiding references to cc0. Remove text about storing operands
20351 * doc/tm.texi (Condition Codes): Include blurb on different
20352 condition code representations, separate into subsections for
20353 CC0, MODE_CC and conditional execution.
20355 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20356 alpha_emit_setcc): Accept operands and a machine mode.
20357 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20358 Get code/op0/op1 from operands, use machine mode argument
20359 instead of alpha_compare.fp_p. Emit the branch here.
20360 (alpha_emit_setcc): Likewise, and return boolean.
20361 (alpha_emit_conditional_move): Likewise. Assert that
20362 cmp_op_mode == cmp_mode, and simplify accordingly.
20363 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20364 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20365 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20367 (stack probe test): Use cbranchdi4.
20368 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20370 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20371 * config/arc/arc.h (movsicc, movsfcc): Use it.
20372 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20373 (cbranchsi4, cstoresi4): New.
20374 (cmpsi, bCC and sCC expanders): Remove.
20376 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20377 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20378 * config/arm/predicates.md (arm_comparison_operator): Only include
20379 floating-point operators if there is a hardware floating-point unit.
20380 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20381 deferring to cbranch_cc and cstore_cc respectively.
20382 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20383 cbranch_cc, cstore_cc): New.
20384 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20386 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20388 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20389 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20391 (adjust_insn_length): Adjust calls.
20392 (avr_reorg): Handle (compare (foo) (const_int 0)).
20393 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20394 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20395 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20396 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20398 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20399 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20401 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20402 (cbranchsi4, cstorebi4, cstoresi4): New.
20403 (movbisi): This insn is duplicate, split it to zero_extend.
20404 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20405 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20406 (bfin_optimize_loop): Use cbranch expander.
20407 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20408 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20409 (bfin_bimode_comparison_operator): ... this.
20410 (bfin_direct_comparison_operator): New.
20412 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20413 inside (compare FOO (const_int 0)).
20414 (cris_rtx_costs): Handle ZERO_EXTRACT.
20415 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20416 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20417 (*tstdi_v32): Delete.
20418 (*cmpdi_non_v32): Add M alternative for operand 1.
20419 (cmpsi, cmp<mode>): Make private.
20420 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20422 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20424 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20425 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20426 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20427 (cc_reg_operand): New.
20428 (any_cond): Delete.
20429 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20430 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20431 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20432 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20433 crx_expand_scond): Delete.
20435 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20437 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20438 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20440 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20441 cstoresi4, cstoresf4, cstoredf4): New.
20442 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20443 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20444 Receive the entire operands array.
20445 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20446 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20447 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20448 Get test/op0/op1 from the operands array.
20449 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20451 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20452 (h8300_expand_store): New.
20453 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20455 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20456 (h8300_expand_store): New.
20457 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20458 or do not try to produce (set (cc0) REG).
20459 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20460 change a compare into a move to a scratch register. Disable some
20461 peepholes when comparing with zero.
20462 (tstsi, tsthi, tstsi, cmpqi): Make private.
20464 (bCC, sCC): Delete.
20465 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20468 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20469 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20470 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20471 (ix86_emit_i387_log1p): Use cbranchxf2.
20472 (ix86_expand_setcc): Return void.
20473 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20474 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20475 cmp<MODEF>, cmpcc): Remove.
20476 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20477 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20478 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20479 (sCC and bCC expanders): Remove.
20480 (stack_protect_test): Use cbranchcc4.
20482 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20484 (ia64_expand_compare): Accept three rtx by reference and return void.
20485 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20486 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20487 from *expr. Update *expr with the BImode comparison to do.
20488 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20489 cmptf, bCC, sCC, conditional_trap): Delete.
20490 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20491 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20492 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20493 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20494 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20496 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20497 type of last argument.
20498 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20499 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20500 use machine mode argument instead of branch_type. Remove dead
20501 code for floating-point comparisons.
20502 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20503 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20505 (cbranchsi4, cstoresi4): New.
20506 * config/iq2000/predicates.md (reg_or_const_operand): New.
20508 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20509 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20510 (b<code>_op): Rewrite to...
20511 (bcc_op): ... this, using match_operator.
20512 (s<code>_op): Rewrite to...
20513 (scc_op): ... this, using match_operator.
20514 (s<code>_24_op): Rewrite to...
20515 (scc_op_24): ... this, using match_operator.
20516 (s<code>_<mode>): Rewrite to...
20517 (cstore<mode>4): ... this, using match_operator.
20518 (s<code>_<mode>_24): Rewrite to...
20519 (cstore<mode>4_24): ... this, using match_operator.
20520 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20521 m32c_unpend_compare, m32c_expand_scc): Delete.
20522 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20523 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20524 (m32c_expand_movcc): Change NE to EQ if necessary.
20525 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20527 * config/m32r/m32r-protos.h (gen_cond_store): New.
20528 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20529 (gen_cond_store): New, from sCC patterns.
20530 (m32r_expand_block_move): Use cbranchsi4.
20531 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20532 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20533 (cbranchsi4, cstoresi4): New.
20535 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20537 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20538 (m68hc11_notice_update_cc): Look into a compare with 0.
20539 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20541 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20542 cmphi, cmpqi, bCC): Delete.
20543 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20544 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20545 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20548 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20549 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20550 * config/m68k/constraints.md (H): New.
20551 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20552 the define_insn below.
20553 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20554 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20555 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20556 patterns): Wrap RHS with COMPARE.
20557 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20558 (*cmpdi_internal): Name this pattern.
20559 (cmpdi): Change to define_insn.
20560 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20561 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20562 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20564 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20565 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20566 (conditional_trap): Change to...
20567 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20568 (*conditional_trap): Use the ordered_comparison_operator and
20569 const1_operand predicates.
20570 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20571 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20572 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20573 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20575 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20576 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20577 (mcore_gen_compare): New.
20578 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20579 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20580 (mcore_gen_compare): ... this.
20581 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20582 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20583 (stack probe pattern): Use cbranchsi4.
20585 * config/mips/predicates.md (mips_cstore_operator): New.
20586 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20587 * config/mips/mips.md (any_cond): Delete.
20588 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20590 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20591 fixuns_truncsfdi2): Use cbranch patterns.
20592 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20593 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20594 Adjust call to mips_expand_conditional_branch.
20595 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20597 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20598 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20599 * config/mips/mips.c (cmp_operands): Delete.
20600 (mips_emit_compare): Get comparison operands from *op0/*op1.
20601 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20602 that it succeeds. Use op0/op1 instead of cmp_operands.
20603 (mips_expand_conditional_branch, mips_expand_conditional_move,
20604 mips_expand_conditional_trap): Likewise.
20605 (mips_block_move_loop): Use cbranch patterns.
20606 * config/mips/mips.h (cmp_operands): Delete.
20608 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20609 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20610 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20611 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20612 (*cmpcc_folded): Rename to...
20613 (*cmpdi_folded): this.
20614 (*cmpcc): Rename to...
20616 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20619 (cbranchdf4): New. Handle invalid comparisons here.
20620 * config/mmix/predicates.md (float_comparison_operator): New.
20622 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20623 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20624 * config/mn10300/mn10300.md (tst): Delete.
20625 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20626 Name these patterns and wrap RHS in a compare.
20627 (*cmpsi): Make this pattern private. Include tst.
20628 (*cmpsf): Make this pattern private.
20629 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20630 (compare with zero peepholes): Likewise.
20632 (cbranchsi4, cbranchsf4): New.
20633 (casesi): Use cbranchsi4.
20635 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20636 hppa_branch_type): Delete.
20637 (return_addr_rtx): Use cbranchsi4.
20638 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20639 Emit CCFPmode comparison here.
20640 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20641 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20642 hppa_branch_type): Delete.
20643 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20644 (movsicc, movdicc): Remove references to hppa_compare_op0,
20645 hppa_compare_op1 and compare_from_rtx.
20646 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20647 (casesi): Use cbranchsi4.
20649 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20650 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20651 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20652 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20653 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20655 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20656 (*branch, *branch_inverted): New.
20658 * config/picochip/picochip.md (cbranchhi4): Use
20659 ordered_comparison_operator.
20660 (cmphi, bCC): Remove.
20662 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20663 (trap_comparison_operator): Delete.
20664 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20665 rs6000_emit_cbranch): Accept mode and operands.
20666 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20667 rs6000_compare_fp_p): Delete.
20668 (rs6000_generate_compare): Accept mode and comparison. Extract code
20669 and op0/op1 from there. Replace references to rs6000_compare_op0
20670 and rs6000_compare_op1.
20671 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20672 extract result from passed operands.
20673 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20674 extract loc from passed operands.
20675 (rs6000_emit_cmove): Likewise.
20676 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20677 rs6000_compare_fp_p): Delete.
20678 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20679 (cbranch<GPR>4, cbranch<FP>4): New.
20680 (cstore<mode>4): New. Consolidate here all choices about when to use
20681 portable or specialized sCC sequences.
20682 (stack_protect_test): Use cbranchsi4.
20683 (conditional_trap): Replace with ctrap<GPR>4.
20684 (conditional trap insn): Replace trap_comparison_operator with
20685 ordered_comparison_operator.
20687 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20688 (s390_emit_prologue): Use ctrap.
20689 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20690 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20691 New predicates replacing...
20692 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20693 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20694 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20695 (add<mode>cc): Do not use s390_compare_op0/op1.
20696 (s<code>): Change to...
20697 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20698 (seq): Change to...
20699 (cstorecc4): ... this. Handle EQ or NE equally.
20700 (*sne): Un-privatize for use in cstorecc4.
20701 (b<code>): Change to...
20702 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20703 (conditional_trap): Replace with...
20704 (ctrap<GPR>4, ctrap<FP>4): ... these.
20705 (stack_protect): Use cbranchcc4.
20707 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20708 * config/score/score-protos.h (score_gen_cmp): Delete.
20709 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20710 (score_block_move-loop): Use cbranchsi4.
20711 * config/score/score.md (cbranchsi4): New.
20712 (cmpsi, bCC): Delete.
20713 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20714 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20715 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20716 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20717 * config/score/score3.h (score3_gen_cmp): Delete.
20718 * config/score/score7.h (score7_gen_cmp): Delete.
20720 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20721 (sh_emit_scc_to_t): ... this. Return void.
20722 (from_compare): Rename to...
20723 (sh_emit_compare_and_branch): ... this.
20724 (sh_emit_compare_and_set): New.
20725 (sh_expand_t_scc): Accept operands.
20726 * config/sh/predicates.md (sh_float_comparison_operator): New.
20727 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20728 (prepare_scc_operands): Rename to...
20729 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20731 (sh_emit_cheap_store_flag): New.
20732 (sh_emit_set_t_insn): New.
20733 (from_compare): Rename to...
20734 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20735 handling of TARGET_SH2E floating point to avoid recursive call.
20736 Generate branch here.
20737 (sh_emit_compare_and_set): New.
20738 (sh_expand_t_scc): Get op0/op1 from arguments.
20739 (sh_emit_cheap_store_flag): New.
20740 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20742 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20743 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20744 (movsicc, movdicc): Do nothing when it recreated operands from
20745 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20746 prepare_scc_operands (now sh_emit_scc_to_t).
20747 (udivdi3): Use cstoresi4.
20748 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20749 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20750 (cbranchint4_media, cbranchfp4_media): New.
20751 (casesi): Use cbranchdi4.
20752 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20754 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20755 (movnegt): Remove second operand.
20756 (cbranchsf4, cbranchdf4): New.
20757 (stack_protect): Use cbranchdi4/cbranchsi4.
20759 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20760 (gen_compare_reg): Accept comparison, extract part of it to...
20761 (gen_compare_reg_1): ... this.
20762 (gen_compare_operator): Delete.
20763 (gen_v9_scc): Accept separate destination, comparison code and arms.
20764 Do not use sparc_compare_op0/sparc_compare_op1.
20765 (emit_scc_insn, emit_conditional_branch_insn): New.
20766 (emit_v9_brxx): Make static. Remove useless assertion.
20767 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20769 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20770 * config/sparc/sparc-protos.h (gen_compare_reg,
20771 sparc_emit_float_lib_cmp): Adjust prototype.
20772 (emit_scc_insn, emit_conditional_branch_insn): New.
20773 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20774 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20775 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20776 iterators to the top.
20777 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20778 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20779 snedi_special_trunc): Delete.
20780 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20781 and snedi_special_trunc.
20782 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20783 cbranchdi4, cbranch<F:mode>4): New.
20784 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20785 here. Use gen_compare_reg instead of gen_compare_operator.
20786 (conditional_trap): Replace with...
20787 (ctrapsi4, ctrapdi4): ... this.
20788 (stack_protect_test): Use cbranchcc4.
20790 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20792 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20793 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20794 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20795 from operands[0] or operands[3] depending on is_set.
20796 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20797 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20798 cmpdf, bCC), sCC: Remove.
20799 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20800 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20802 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20803 spu_emit_branch_or_set.
20805 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20807 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20808 xstormy16_compare_op1): Delete.
20809 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20810 xstormy16_compare_op1): Delete.
20811 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20813 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20814 (cmphi, cmpsi, bCC): Remove.
20816 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20817 (*cmpsi): ... this one.
20818 (cbranchsi4, cstoresi4): New.
20819 (bCC expanders): Delete.
20820 (sCC insns): Fold into...
20821 (*setcc): ... this one.
20822 (casesi): Do not use gen_cmpsi and gen_bgtu.
20823 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20824 (movsicc): Simplify.
20825 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20827 * config/vax/vax-protos.h (cond_name): New.
20828 (vax_output_conditional_branch): Remove.
20829 * config/vax/vax.c (cond_name): New.
20830 (vax_output_conditional_branch): Remove.
20831 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20832 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20833 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20834 (bit<VAXint>): Wrap source with (compare).
20835 (b<code> and following unnamed pattern): Rename to *branch and
20836 *branch_reversed. Change macroization to match_operator.
20837 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20839 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20840 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20841 Change last argument to machine_mode.
20842 (xtensa_expand_scc): Add machine_mode argument.
20843 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20844 (gen_conditional_move, xtensa_expand_conditional_branch,
20845 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20846 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20847 Adjust operand numbers.
20848 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20850 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20851 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20852 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20854 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20856 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20857 causes spurious differences between trunk and cond-optab branch.
20859 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20862 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20864 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20866 * tree.c (iterative_hash_pointer): Delete.
20867 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20868 Hash UIDs and versions of SSA names. Don't special-case built-in
20869 function declarations.
20871 2009-05-11 Ian Lance Taylor <iant@google.com>
20874 * graphite.c: Force -Wc++-compat to only be a warning before
20875 #including "cloog/cloog.h".
20877 2009-05-11 Martin Jambor <mjambor@suse.cz>
20879 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20881 2009-05-11 Jan Hubicka <jh@suse.cz>
20883 * tree-ssa-loop-ivcanon.c: Include target.h
20884 (struct loop_size): new structure.
20885 (constant_after_peeling): New predicate.
20886 (tree_estimate_loop_size): New function.
20887 (estimated_unrolled_size): Rewrite for new estimates.
20888 (try_unroll_loop_completely): Use new estimates.
20889 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20891 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20893 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20894 libcpp interface change.
20895 (spu_macro_to_expand): Likewise.
20897 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20899 PR tree-optimization/40026
20900 * gimplify.c (gimplify_init_constructor): Change initial conditional
20901 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20902 optimize_compound_literals_in_ctor.
20904 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20906 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20908 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20910 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20912 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20913 HOST_WIDE_INT for gap.
20915 2009-05-11 Ira Rosen <irar@il.ibm.com>
20917 PR tree-optimization/40074
20918 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20919 account in group size and step comparison.
20921 2009-05-11 Richard Guenther <rguenther@suse.de>
20923 * passes.c (init_optimization_passes): Strip now incorrect comment.
20924 (execute_function_todo): Do not set PROP_alias.
20925 * tree-pass.h (PROP_alias): Remove.
20926 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20927 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20928 * tree-nrv.c (pass_return_slot): Likewise.
20929 * tree-object-size.c (pass_object_sizes): Likewise.
20930 * tree-ssa-dom.c (pass_dominator): Likewise.
20931 (pass_phi_only_cprop): Likewise.
20932 * tree-ssa-dse.c (pass_dse): Likewise.
20933 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20934 (pass_cselim): Likewise.
20935 * tree-ssa-pre.c (pass_pre): Likewise.
20936 (pass_fre): Likewise.
20937 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20938 * tree-ssa-sink.c (pass_sink_code): Likewise.
20939 * tree-stdarg.c (pass_stdarg): Likewise.
20940 * tree-tailcall.c (pass_tail_calls): Likewise.
20941 * tree-vrp.c (pass_vrp): Likewise.
20943 2009-05-10 Ian Lance Taylor <iant@google.com>
20945 * basic-block.h (enum profile_status): Break out of struct
20946 control_flow_graph.
20947 * cgraph.h (struct inline_summary): Break out of struct
20949 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20950 of struct cgraph_order_sort.
20951 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20952 * cse.c (struct branch_path): Break out of struct
20953 cse_basic_block_data.
20954 * except.h (enum eh_region_type): Break out of struct eh_region.
20955 * gcc.c (enum add_del): Break out of struct modify_target.
20956 * genrecog.c (enum decision_type): Break out of struct decision_test.
20957 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20959 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20960 * regmove.c (enum match_use): New enum, broken out of struct match.
20961 * sched-int.h (enum post_call_group): New enum, broken out of
20963 (struct deps_reg): Break out of struct deps.
20964 * target.h (struct asm_int_op): Break out of struct gcc_target.
20965 * tree-eh.c (struct goto_queue_node): Break out of struct
20967 * tree-inline.h (enum copy_body_cge_which): Break out of
20969 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20971 * c-decl.c (in_struct, struct_types): New static variables.
20972 (pushtag): Add loc parameter. Change all callers.
20973 (lookup_tag): Add ploc parameter. Change all callers.
20974 (check_compound_literal_type): New function.
20975 (parser_xref_tag): Add loc parameter. Change all callers. If
20976 -Wc++-compat, warn about struct/union/enum types defined within a
20978 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20979 and loc parameters. Change all callers. Change error calls to
20980 error_at, using loc. For a redefinition, if the location of the
20981 original definition is known, report it. Set in_struct and
20982 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20983 (finish_struct): Add new parameters enclosing_in_struct and
20984 enclosing_struct_types. Change all callers. Set
20985 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20986 in the struct. If in a struct, add this struct to struct_types.
20987 (start_enum): Add loc parameter. Change all callers. Use
20988 error_at for errors, using loc. For a redefinition, if the
20989 location of the original definition is known, report it. If in a
20990 struct, add this enum type to struct_types. If -Wc++-compat warn
20991 if in sizeof, typeof, or alignof.
20992 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20993 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20994 (c_parser_enum_specifier): Get enum location for start_enum.
20995 (c_parser_struct_or_union_specifier): Get struct location for
20996 start_struct. Save in_struct and struct_types status between
20997 start_struct and finish_struct.
20998 (c_parser_cast_expression): Get location of cast.
20999 (c_parser_alignof_expression): Get location of type.
21000 (c_parser_postfix_expression): Likewise.
21001 (c_parser_postfix_expression_after_paren_type): Add type_loc
21002 parameter. Change all callers. Call check_compound_literal_type.
21003 Use type_loc for error about variable size type.
21004 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21005 of an enum constant from an enum type defined in a struct or union.
21006 (c_cast_expr): Add loc parameter. Change all callers. If
21007 -Wc++-compat, warn about defining a type in a cast.
21008 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21009 (start_enum, start_struct, finish_struct): Update declarations.
21010 (parser_xref_tag, c_cast_expr): Update declarations.
21011 (check_compound_literal_type): Declare.
21013 2009-05-11 Ben Elliston <bje@au.ibm.com>
21015 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21016 for recent libcpp interface change.
21017 (rs6000_macro_to_expand): Likewise.
21019 2009-05-10 Michael Matz <matz@suse.de>
21022 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21023 not at entry of function.
21025 2009-05-10 Richard Guenther <rguenther@suse.de>
21027 PR tree-optimization/40081
21029 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21030 using the main variant of the element type. Do not fiddle with
21031 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21033 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21034 structs with volatile fields.
21036 2009-05-10 Jan Hubicka <jh@suse.cz>
21038 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21039 (estimate_move_cost): Assert that it does not get called for
21041 (estimate_num_insns): Skip VOID types in argument handling.
21042 (optimize_inline_calls): Delete unreachable blocks and verify that
21043 callgraph is valid.
21045 2009-05-10 Jan Hubicka <jh@suse.cz>
21047 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21048 * cgraph.c (cgraph_mark_address_taken_node): New function.
21049 (dump_cgraph_node): Dump new flag.
21050 * cgraph.h (struct cgraph_node): Add address_taken.
21051 (cgraph_mark_address_taken_node): New function.
21052 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21053 since new direct calls can be born.
21055 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21057 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21058 tok->val.node.node.
21060 2009-05-10 Jan Hubicka <jh@suse.cz>
21062 PR middle-end/40084
21063 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21065 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21066 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21067 * tree-inline.c (copy_bb): Set frequency correctly.
21068 (fold_marked_statements): Update call to
21069 cgraph_update_edges_for_call_stmt.
21071 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21073 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21074 identifiers in diagnostics.
21075 * config/arm/arm.c (arm_handle_fndecl_attribute,
21076 arm_handle_isr_attribute): Likewise.
21077 * config/avr/avr.c (avr_handle_progmem_attribute,
21078 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21079 * config/bfin/bfin.c (handle_int_attribute,
21080 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21081 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21082 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21084 * config/darwin.c (darwin_handle_kext_attribute,
21085 darwin_handle_weak_import_attribute): Likewise.
21086 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21087 h8300_handle_eightbit_data_attribute,
21088 h8300_handle_tiny_data_attribute): Likewise.
21089 * config/i386/i386.c (ix86_handle_cconv_attribute,
21090 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21091 * config/i386/winnt.c (ix86_handle_shared_attribute,
21092 ix86_handle_selectany_attribute): Likewise.
21093 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21094 * config/m32c/m32c.c (function_vector_handler): Likewise.
21095 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21096 m68hc11_handle_fntype_attribute): Likewise.
21097 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21098 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21099 * config/mips/mips.c (mips_insert_attributes,
21100 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21101 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21102 rs6000_handle_struct_attribute): Likewise.
21103 * config/sh/sh.c (sh_insert_attributes,
21104 sh_handle_resbank_handler_attribute,
21105 sh_handle_interrupt_handler_attribute,
21106 sh2a_handle_function_vector_handler_attribute,
21107 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21109 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21110 * config/spu/spu.c (spu_handle_fndecl_attribute,
21111 spu_handle_vector_attribute): Likewise.
21112 * config/stormy16/stormy16.c
21113 (xstormy16_handle_interrupt_attribute): Likewise.
21114 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21115 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21117 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21119 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21120 (pp_translate_identifiers): New.
21121 (pp_identifier): Only conditionally translate identifier to locale
21123 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21124 (pp_base_tree_identifier): Only conditionally translate identifier
21125 to locale character set.
21126 * c-pretty-print.c (M_): Define.
21127 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21128 fragments for conditional translation with M_.
21129 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21130 identifier translation.
21132 2009-05-10 Richard Guenther <rguenther@suse.de>
21134 PR tree-optimization/40081
21135 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21136 using the main variant of the element type. Do not fiddle with
21137 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21139 2009-05-09 Jan Hubicka <jh@suse.cz>
21141 PR middle-end/40080
21142 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21143 indirect calls; verify cgraph afterwards.
21145 2009-05-09 Jan Hubicka <jh@suse.cz>
21148 * ipa.c (update_inlined_to_pointer): New function.
21149 (cgraph_remove_unreachable_nodes): Use it.
21151 2009-05-09 Jan Hubicka <jh@suse.cz>
21153 * tree-eh.c (struct leh_state): Remove prev_try.
21154 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21155 not track prev_try.
21156 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21157 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21158 remove_eh_handler_and_replace, foreach_reachable_handler,
21159 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21160 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21161 (gen_eh_region_cleanup): Update prototype.
21163 2009-05-09 Jan Hubicka <jh@suse.cz>
21165 PR middle-end/40043
21166 * except.c (copy_eh_region): Always set prev_try.
21167 (redirect_eh_edge_to_label): Find outer try.
21168 (foreach_reachable_handler): When looking for prev try
21169 handle case where previous try is not going to be taken.
21171 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21173 PR tree-optimization/40049
21174 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21175 only vector/vector shifts, convert the type of the constant to the
21176 appropriate type to avoid building incorrect trees, which
21177 eventually have problems with garbage collection.
21179 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21181 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21182 -1 for complex floating-point types if honoring signed zeros.
21184 2009-05-08 Jan Hubicka <jh@suse.cz>
21186 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21187 argument; handle correctly when profile is absent.
21188 (build_cgraph_edges): Update.
21189 (rebuild_cgraph_edges): Update.
21190 * cgraph.c: Do not include varray.h.
21191 (cgraph_set_call_stmt_including_clones): New function.
21192 (cgraph_create_edge_including_clones): Likewise
21193 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21194 (cgraph_update_edges_for_call_stmt): Handle clones.
21195 (cgraph_remove_node): Handle clone tree.
21196 (cgraph_remove_node_and_inline_clones): New function.
21197 (dump_cgraph_node): Dump clone tree.
21198 (cgraph_clone_node): Handle clone tree.
21199 (clone_function_name): Bring here from tree-inline.c.
21200 (cgraph_create_virtual_clone): New function.
21201 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21202 (cgraph_clone_info): New function.
21203 (strut cgraph_node): Add clone_info and new clone tree pointers.
21204 (cgraph_remove_node_and_inline_clones,
21205 cgraph_set_call_stmt_including_clones,
21206 cgraph_create_edge_including_clones,
21207 cgraph_create_virtual_clone): Declare.
21208 (cgraph_function_versioning): Use VEC argument.
21209 (compute_call_stmt_bb_frequency): Update prototype.
21210 (cgraph_materialize_all_clones): New function.
21211 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21212 (ipcp_create_replace_map): Update to VECtors.
21213 (ipcp_update_callgraph): Use virtual clones.
21214 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21215 (ipcp_update_profiling): Do not update local profiling.
21216 (ipcp_insert_stage): Use VECtors and virtual clones.
21217 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21218 (clone_of_p): New function.
21219 (cgraph_preserve_function_body_p): Use clone tree.
21220 (cgraph_optimize): Materialize clones.
21221 (cgraph_function_versioning): Update for VECtors.
21222 (save_inline_function_body): Use clone tree.
21223 (cgraph_materialize_clone): New function.
21224 (cgraph_materialize_all_clones): Likewise.
21225 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21226 * ipa.c: Include gimple.h.
21227 (cgraph_remove_unreachable_nodes): Use clone tree.
21228 * ipa-prop.c (ipa_note_param_call): Update call to
21229 compute_call_stmt_bb_frequencycall.
21230 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21231 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21232 (copy_bb): Handle updating of clone tree; add new edge when new call
21234 (expand_call_inline): Be strict about every call having edge.
21235 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21236 (delete_unreachable_blocks_update_callgraph): New function.
21237 (tree_function_versioning): Use VECtors; always remove unreachable
21238 blocks and fold conditionals.
21239 * tree-inline.h: Do not include varray.h.
21240 (tree_function_versioning): Remove.
21241 * Makefile.in (GTFILES): Remove tree-inline.c
21242 * passes.c (do_per_function): Do only functions having body.
21243 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21246 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21247 Andrew Morrow <acm@google.com>
21250 * c-common.c (c_common_attribute_table): Permit deprecated
21251 attribute to take an optional argument.
21252 (handle_deprecated_attribute): If the optional argument to
21253 __attribute__((deprecated)) is not a string ignore the attribute
21254 and emit a warning.
21256 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21257 * c-typeck.c (build_component_ref): Likewise.
21258 (build_external_ref): Likewise.
21260 * toplev.c (warn_deprecated_use): Add an attribute argument.
21261 Emit the message associated with __attribute__((deprecated)).
21263 * toplev.h (warn_deprecated_use): Updated.
21265 * doc/extend.texi: Document new optional parameter to
21266 __attribute__((deprecated))
21268 2009-05-08 Michael Eager <eager@eagercon.com>
21270 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21271 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21273 2009-05-08 Richard Guenther <rguenther@suse.de>
21275 PR tree-optimization/40062
21276 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21277 Avoid exponential behavior.
21279 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21281 PR rtl-optimization/33928
21283 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21284 process_uses, build_single_def_use_links): New.
21285 (update_df): Update use_def_ref.
21286 (forward_propagate_into): Use get_def_for_use instead of use-def
21288 (fwprop_init): Call build_single_def_use_links and let it initialize
21290 (fwprop_done): Free use_def_ref.
21291 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21292 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21293 df_rd_simulate_one_insn): New.
21294 (df_rd_bb_local_compute_process_def): Update head comment.
21295 (df_chain_create_bb): Use the new RD simulation functions.
21296 * df.h (df_rd_simulate_artificial_defs_at_top,
21297 df_rd_simulate_one_insn): New.
21298 * opts.c (decode_options): Enable fwprop at -O1.
21299 * doc/invoke.texi (-fforward-propagate): Document this.
21301 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21304 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21305 and one complex operand specially.
21306 * tree-complex.c (some_nonzerop): Do not identify a real value as
21307 zero if flag_signed_zeros.
21309 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21311 PR rtl-optimization/33928
21312 * loop-invariant.c (record_use): Fix && vs. || mishap.
21314 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21316 PR rtl-optimization/33928
21317 * loop-invariant.c (struct use): Add addr_use_p.
21318 (struct def): Add n_addr_uses.
21319 (struct invariant): Add cheap_address.
21320 (create_new_invariant): Set cheap_address.
21321 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21322 (record_uses): Pass df_ref to record_use.
21323 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21326 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21328 * config/sh/sh.c: Do not include c-pragma.h.
21330 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21332 * config/spu/spu.c: Remove include of c-common.h.
21334 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21337 * c-common.h (mark_valid_location_for_stdc_pragma,
21338 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21339 clear_float_const_decimal64, float_const_decimal64_p): New.
21340 * c.opt (Wunsuffixed-float-constants): New.
21341 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21342 unsuffixed float constant, handle new warning.
21343 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21344 * c-decl.c (c_scope): New flag float_const_decimal64.
21345 (set_float_const_decimal64, clear_float_const_decimal64,
21346 float_const_decimal64_p): New.
21347 (push_scope): Set new flag.
21348 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21349 to use STDC pragmas.
21350 (c_parser_external_declaration): Ditto.
21351 (c_parser_compound_statement_nostart): Ditto.
21352 * c-pragma.c (valid_location_for_stdc_pragma,
21353 mark_valid_location_for_stdc_pragma,
21354 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21355 handle_pragma_float_const_decimal64): New.
21356 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21357 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21358 set_float_const_decimal64, clear_float_const_decimal64,
21359 float_const_decimal64_p): New dummy functions.
21360 * doc/extend.texi (Decimal Float): Remove statement that the
21361 pragma, and suffix for double constants, are not supported.
21362 * doc/invoke.texi (Warning Options): List new option.
21363 (-Wunsuffixed-float-constants): New.
21365 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21367 * config/i386/i386.c: Do not include c-common.h.
21369 2009-05-07 Mark Heffernan <meheff@google.com>
21371 * doc/invoke.texi (Debugging Options): Document change of debugging
21373 * opts.c (decode_options): Make dump_base_name relative to
21374 aux_base_name directory.
21376 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21378 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21379 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21381 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21383 * Makefile.in (install-plugin): Simplify a bit.
21385 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21387 * Makefile.in (OBJS-common): Add regcprop.o.
21389 * timevar.def (TV_CPROP_REGISTERS): New.
21390 * regrename.c (regrename_optimize): Return 0.
21391 (rest_of_handle_regrename): Delete.
21392 (pass_rename_registers): Point to regrename_optimize.
21393 (struct value_data_entry, struct value_data,
21394 kill_value_one_regno, kill_value_regno, kill_value,
21395 set_value_regno, init_value_data, kill_clobbered_value,
21396 kill_set_value, kill_autoinc_value, copy_value,
21397 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21398 replace_oldest_value_reg, replace_oldest_value_addr,
21399 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21400 debug_value_data, validate_value_data): Move...
21401 * regcprop.c: ... here.
21402 (rest_of_handle_cprop): Delete.
21403 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21405 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21407 PR middle-end/40057
21408 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21409 GEN_INT for 1 << bitnum.
21410 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21411 build_int_cst_type.
21413 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21415 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21416 Remove wrong description of "nand" operation.
21418 2009-05-06 Richard Guenther <rguenther@suse.de>
21419 Adam Nemet <anemet@caviumnetworks.com>
21421 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21422 comment. Add that if LHS is not a gimple register, then RHS1 has
21423 to be a single object (GIMPLE_SINGLE_RHS).
21425 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21427 * expr.c (get_def_for_expr): Move it up in the file.
21428 (store_field): When expanding a bit-field store, look at the
21429 defining gimple stmt for the masking conversion.
21431 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21433 PR middle-end/39986
21434 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21435 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21436 32-bit memcpy into long.
21438 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21440 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21441 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21443 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21444 instead of appending DW_OP_deref*.
21446 2009-05-06 Michael Matz <matz@suse.de>
21448 PR middle-end/40021
21449 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21450 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21452 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21454 * Makefile.in (install-plugin): Fix srcdir handling.
21456 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21458 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21459 when processing for not_regs_needed bitmap.
21460 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21461 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21462 handling it for rhs.
21464 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21466 * config/i386/i386.md (unnamed inc/dec peephole): Use
21467 optimize_insn_for_size_p instead of optimize_size.
21468 * config/i386/predicates.md (incdec_operand): Likewise.
21469 (aligned_operand): Likewise.
21470 * config/i386/sse.md (divv8sf3): Likewise.
21471 (sqrtv8sf2): Likewise.
21473 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21475 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21477 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21479 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21481 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21482 ssemodesuffixf2c with avxmodesuffixf2c.
21484 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21487 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21489 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21491 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21492 (struct tree_base): Adjust spacing for 8 bit boundaries.
21493 (struct tree_decl_common): Add decl_by_reference_flag bit.
21494 (DECL_BY_REFERENCE): Adjust.
21495 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21496 print DECL_BY_REFERENCE bit.
21497 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21498 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21499 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21500 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21503 PR middle-end/39666
21504 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21505 range of the type, but default label is missing, add it with one
21506 of the existing labels instead of adding a new label for it.
21508 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21512 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21514 * Makefile.in (enable_plugin, plugin_includedir): New.
21515 (install): Depend on install-plugin.
21516 (PLUGIN_HEADERS): New.
21517 (install-plugin): New.
21518 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21520 2009-05-05 Richard Guenther <rguenther@suse.de>
21522 PR tree-optimization/40022
21523 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21525 (phivn_valid_p): Fix tuplification error, simplify.
21526 (phiprop_insert_phi): Add dumps.
21527 (propagate_with_phi): Simplify.
21529 2009-05-05 Richard Guenther <rguenther@suse.de>
21531 PR middle-end/40023
21532 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21534 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21536 * tree.h (strip_float_extensions): Remove duplicate declaration.
21537 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21538 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21539 block_ultimate_origin): Rearrange the declarations line to match the
21540 comment that indicates the .c file which the functions are defined.
21541 (dwarf2out_*, set_decl_rtl): Add comment.
21542 (get_base_address): Adjust comment.
21543 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21544 declarations line and add comment.
21545 (is_builtin_name): Add blank after function name, for clarity.
21547 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21549 * attribs.c (decl_attributes): Use %qE for identifiers in
21551 * cgraphunit.c (verify_cgraph_node): Translate function names to
21552 locale character set in diagnostics.
21553 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21555 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21556 Document that functions are named in UTF-8.
21557 * expr.c (expand_expr_real_1): Translate function names to locale
21558 character set in diagnostics.
21559 * gimplify.c (omp_notice_variable, omp_is_private,
21560 gimplify_scan_omp_clauses): Use %qE for identifiers in
21562 * langhooks.c (lhd_print_error_function): Translate function names
21563 to locale character set.
21564 * langhooks.h (decl_printable_name): Document that return value is
21565 in internal character set.
21566 * stmt.c: Include pretty-print.h
21567 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21569 (resolve_operand_name_1): Translate named operand name to locale
21571 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21573 * toplev.c (announce_function): Translate function names to locale
21575 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21576 (default_tree_printer): Use pp_identifier or translate identifiers
21577 to locale character set. Mark "<anonymous>" for translation.
21578 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21579 for identifiers in diagnostics.
21580 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21582 * varasm.c (output_constructor): Use %qE for identifiers in
21585 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21587 * configure.ac: use ` ` instead of $()
21588 * configure: Regenerate.
21590 2009-05-05 Ben Elliston <bje@au.ibm.com>
21592 * config/pa/linux-atomic.c: Eliminate conditional include of
21593 errno.h on non-LP64 systems to simplify build requirements.
21595 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21597 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21599 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21600 and pass value to identifier_to_locale.
21601 (warn_variable_length_array): Make name a tree.
21602 (grokdeclarator): Separate diagnostic texts for named and unnamed
21603 declarators. Use %qE for named declarators.
21604 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21606 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21607 identifiers in diagnostics.
21608 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21609 identifier_to_locale. Mark "anonymous" strings for translation.
21611 2009-05-04 Michael Eager <eager@eagercon.com>
21613 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21614 address for DImode/DFmode only if double-precision FP regs.
21616 2009-05-04 Michael Eager <eager@eagercon.com>
21618 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21619 TARGET_SINGLE_FLOAT check.
21621 2009-05-04 Michael Eager <eager@eagercon.com>
21623 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21625 2009-05-04 Michael Eager <eager@eagercon.com>
21627 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21628 * config/rs6000/t-xilinx: New
21630 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21632 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21633 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21634 * gcc/explow.c (memory_address): Use target hook.
21635 * gcc/targhooks.c (default_legitimize_address): New.
21636 * gcc/targhooks.h (default_legitimize_address): New.
21637 * gcc/target.h (legitimize_address): New.
21638 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21639 (TARGET_INITIALIZER): Include it.
21640 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21642 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21643 * config/bfin/bfin.c (legitimize_address): Remove.
21644 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21645 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21647 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21648 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21650 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21651 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21652 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21653 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21654 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21655 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21656 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21657 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21658 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21659 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21660 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21661 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21662 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21663 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21664 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21665 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21666 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21667 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21668 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21669 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21670 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21671 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21672 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21674 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21675 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21676 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21677 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21678 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21679 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21680 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21681 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21682 (thumb_legitimize_address): Delete.
21683 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21684 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21685 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21686 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21687 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21688 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21690 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21693 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21694 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21695 * config/m32r/m32r.c (m32r_legitimize_address): New.
21696 * config/m68k/m68k.c (m68k_legitimize_address): New.
21697 * config/score/score.c (score_legitimize_address): Standardize.
21698 * config/score/score3.c (score3_legitimize_address): Standardize.
21699 * config/score/score3.h (score3_legitimize_address): Adjust.
21700 * config/score/score7.c (score7_legitimize_address): Standardize.
21701 * config/score/score7.h (score7_legitimize_address): Adjust.
21702 * config/sh/sh.c (sh_legitimize_address): New.
21703 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21705 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21706 (s390_legitimize_address): ... this.
21707 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21708 (sparc_legitimize_address): ... this.
21709 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21710 (ix86_legitimize_address): ... this.
21711 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21712 (avr_legitimize_address): ... this.
21713 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21714 (mn10300_legitimize_address): ... this.
21715 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21716 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21717 (alpha_expand_mov): Adjust call.
21719 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21720 * config/spu/spu.c (spu_legitimize_address): Likewise.
21721 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21722 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21724 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21726 * intl.c (locale_encoding, locale_utf8): New.
21727 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21728 * intl.h (locale_encoding, locale_utf8): Declare.
21729 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21730 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21732 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21734 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21735 (pp_base_tree_identifier): Declare as function.
21736 (identifier_to_locale): Declare.
21737 * Makefile.in (pretty-print.o): Update dependencies.
21738 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21740 2009-05-04 Richard Guenther <rguenther@suse.de>
21742 PR middle-end/40015
21743 * builtins.c (fold_builtin_memory_op): Do not decay to element
21744 type if the size matches the whole array.
21746 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21748 * expmed.c (synth_mult): When trying out a shift, pass the result
21751 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21753 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21754 (shiftsub1_cost): New.
21755 (init_expmed): Compute shiftsub1_cost.
21756 (synth_mult): Optimize multiplications by constants of the form
21757 -(2^^m-1) for some constant positive integer m.
21759 2009-05-03 Richard Guenther <rguenther@suse.de>
21762 * c-typeck.c (array_to_pointer_conversion): Do not built
21763 ADDR_EXPRs of arrays of pointer-to-element type.
21764 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21765 up wrong ADDR_EXPRs after-the-fact.
21766 * c-common.c (strict_aliasing_warning): Strip pointer
21767 conversions for obtaining the original type.
21768 * builtins.c (fold_builtin_memset): Handle array types.
21769 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21772 2009-05-03 Richard Guenther <rguenther@suse.de>
21774 PR middle-end/23329
21775 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21776 Do not lose casts from array types with unknown extent to array
21777 types with known extent.
21778 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21779 alias set compatibility.
21781 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21783 * flags.h (extra_warnings): Delete.
21784 * toplev.c (process_options): Handle Wuninitialized here.
21785 * opts.c (extra_warnings): Delete.
21786 (set_Wextra): Delete.
21787 (common_handle_option): -Wextra can be handled automatically.
21788 * c-opts.c (c_common_handle_option): Delete obsolete code.
21789 (c_common_post_options): Simplify comment.
21790 * common.opt (W): Add Var.
21792 (Wuninitialized): Initialize to -1.
21794 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21795 Richard Guenther <rguenther@suse.de>
21797 * expr.c (get_def_for_expr): New function.
21798 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21799 SSA rather than trees.
21800 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21801 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21803 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21805 * c-common.c (reswords): Add _Imaginary.
21806 * c-common.c (enum rid): Add RID_IMAGINARY.
21808 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21810 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21811 Patch by Richard Guenther.
21813 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21815 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21816 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21817 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21818 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21819 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21820 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21821 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21822 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21823 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21824 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21825 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21826 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21827 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21828 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21829 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21830 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21831 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21832 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21834 2009-05-02 Richard Guenther <rguenther@suse.de>
21836 PR tree-optimization/39940
21837 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21840 2009-05-02 Richard Guenther <rguenther@suse.de>
21842 PR middle-end/40001
21843 * tree-ssa.c (execute_update_addresses_taken): Properly check
21844 if we can mark a variable DECL_GIMPLE_REG_P.
21845 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21846 back to the end of the function.
21847 (is_gimple_reg_type): Remove complex type special casing.
21848 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21851 2009-05-02 Ben Elliston <bje@au.ibm.com>
21853 * doc/collect2.texi (Collect2): Document search path behaviour
21854 when configured with --with-ld.
21856 2009-05-02 Jan Hubicka <jh@suse.cz>
21858 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21859 parameter; update callers.
21860 (coalesce_cost_edge): EH edges are costier because they needs
21861 splitting even if not critical and even more costier when there are
21862 multiple EH predecestors.
21864 2009-05-02 Jan Hubicka <jh@suse.cz>
21866 * except.c (remove_eh_handler_and_replace): Handle updating after
21867 removing TRY blocks.
21869 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21871 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21873 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21875 * varasm.c: Do not include c-pragma.h.
21876 * attribs.c: Do not incude c-common.h.
21878 2009-05-01 Michael Matz <matz@suse.de>
21880 * calls.c (initialize_argument_information): Handle SSA names like
21881 decls with a non MEM_P DECL_RTL.
21883 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21885 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21886 * ipa-utils.c: Likewise.
21887 * ipa-type-escape.c: Likewise.
21888 * cgraphunit.c Do not include c-common.h.
21889 * ipa-pure-const.c: Likewise.
21890 * tree-if-conv.c: Likewise.
21891 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21892 * ipa-struct-reorg.c: Likewise.
21893 * tree-nomudflap.c: Likewise.
21894 * tree-ssa-structalias.c: Likewise.
21896 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21898 * store-motion.c: Many cleanups to make this pass a first-class
21899 citizen instead of an appendix to gcse load motion. Add TODO list
21900 to make this pass faster/cleaner/better.
21902 (struct ls_expr): Post gcse.c-split cleanups.
21903 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21904 "stores" field to "avail_stores".
21905 (pre_ldst_mems): Rename to store_motion_mems.
21906 (pre_ldst_table): Rename to store_motion_mems_table.
21907 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21908 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21909 (ldst_entry): Rename to st_expr_entry, update users.
21910 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21911 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21912 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21914 (first_ls_expr): Rename to first_st_expr, update users.
21915 (next_ls_expr): Rename to next_st_expr, update users.
21916 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21917 fields properly for store motion instead of names inherited from load
21919 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21920 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21923 (ae_kill): Rename to st_kill, update users.
21924 (ae_gen): Rename to st_avloc, update users.
21925 (transp): Rename to st_transp, update users.
21926 (pre_insert_map): Rename to st_insert_map, update users.
21927 (pre_delete_map): Rename to st_delete_map, update users.
21928 (insert_store, build_store_vectors, free_store_memory,
21929 one_store_motion_pass): Update for abovementioned changes.
21931 (gcse_subst_count, gcse_create_count): Remove.
21932 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21933 and "n_stores_created", local variables.
21935 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21938 (regvec, compute_store_table_current_insn): Remove.
21939 (reg_set_info, reg_clear_last_set): Remove.
21940 (compute_store_table): Use DF caches instead of local dataflow
21943 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21945 * c-objc-common.c (c_tree_printer): Print identifiers with
21946 pp_identifier, not pp_string. Mark "({anonymous})" for
21948 * c-pretty-print.c (pp_c_ws_string): New.
21949 (pp_c_cv_qualifier, pp_c_type_specifier,
21950 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21951 pp_c_storage_class_specifier, pp_c_function_specifier,
21952 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21953 pp_c_primary_expression, pp_c_postfix_expression,
21954 pp_c_unary_expression, pp_c_shift_expression,
21955 pp_c_relational_expression, pp_c_equality_expression,
21956 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21957 use pp_string and pp_c_ws_string in place of pp_identifier and
21958 pp_c_identifier for non-identifiers. Mark English strings for
21960 * c-pretty-print.h (pp_c_ws_string): Declare.
21962 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21963 Roland McGrath <roland@redhat.com>
21965 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21966 (ENABLE_LD_BUILDID): New configuration option.
21967 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21968 (LINK_BUILDID_SPEC): New macro.
21969 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21971 * doc/install.texi: Document --enable-linker-build-id option.
21972 * configure: Rebuild.
21973 * config.in: Rebuild.
21975 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21977 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21978 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21979 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21980 MIPS_GP_SAVE_AREA_SIZE.
21981 * config/mips/mips.c (struct mips_frame_info): Update comment
21982 before arg_pointer_offset and hard_frame_pointer_offset.
21983 (mips_compute_frame_info): Update diagram before function: to
21984 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21985 indicate the position of frame_pointer_rtx with -fstack-protector and
21986 to show args_size. Don't allocate cprestore area for leaf functions
21987 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21989 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21991 2009-04-30 Michael Matz <matz@suse.de>
21993 PR tree-optimization/39955
21994 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21996 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21998 * ira.c (setup_cover_and_important_classes): Use safe macro
21999 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22001 * genpreds.c (write_tm_preds_h): Output suitable definition of
22002 REG_CLASS_FOR_CONSTRAINT.
22004 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22006 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22008 * bitmap.c (bitmap_descriptor): Likewise.
22009 * ggc-common.c (loc_descriptor): Likewise.
22010 * varray.c (varray_descriptor): Likewise.
22011 * vec.c (vec_descriptor): Likewise.
22013 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22015 * Makefile.in (dce.o): Add $(EXCEPT_H).
22016 * dce.c: Include except.h and delete redundant vector definitions.
22017 (deletable_insn_p): Return false for non-call insns that can throw
22020 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22022 * gcse.c (ae_gen): Remove.
22023 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22024 and make non-static function to make it available in store-motion.c.
22025 Update call sites with search-and-replace.
22026 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22027 extract_mentioned_regs, extract_mentioned_regs_helper,
22028 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22029 store_killed_in_insn, store_killed_after, store_killed_before,
22030 build_store_vectors, insert_insn_start_basic_block, insert-store,
22031 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22032 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22033 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22034 * store-motion.c: ...new file. Also copy data structures from gcse.c
22035 and clean up to remove parts not used by store motion.
22036 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22037 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22039 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22042 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22043 when optimizing for size.
22045 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22047 * gcse.c (gcse_constant_p): Fix typo in last change.
22049 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22051 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22053 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22055 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22057 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22059 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22060 CONST_HIGH_PART result.
22062 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22064 * config/avr/avr.c (initial_elimination_offset): Rename to
22065 avr_initial_elimination_offset.
22066 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22067 change return type to bool.
22068 (avr_can_eliminate): New function.
22069 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22070 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22071 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22072 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22073 avr_initial_elimination_offset.
22074 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22075 (avr_initial_elimination_offset): Define.
22077 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22078 Steven Bosscher <steven@gcc.gnu.org>
22080 PR rtl-optimization/39938
22081 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22082 * cfgrtl.c: Include insn-attr.h.
22083 (rest_of_pass_free_cfg): New function.
22084 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22085 * resource.c (init_resource_info): Remove call to df_analyze.
22087 2009-04-29 Richard Guenther <rguenther@suse.de>
22090 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22091 allow conversion to signed integers.
22093 2009-04-29 Richard Guenther <rguenther@suse.de>
22095 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22096 shifts of floating point vectors if the shift amount is
22097 a constant multiple of the element size.
22099 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22100 Michael Matz <matz@suse.de>
22102 PR middle-end/39927
22104 * tree-outof-ssa.c (emit_partition_copy): New function.
22105 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22106 insert_part_to_rtx_on_edge): Perform the partition base var
22107 copy using emit_partition_copy.
22108 (insert_value_copy_on_edge): Convert constants to the right mode.
22109 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22110 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22112 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22114 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22115 scan backwards to try to find a constant to initialize it.
22117 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22118 insn before the loop_end instruction, don't look past labels.
22120 2009-04-29 Richard Guenther <rguenther@suse.de>
22122 PR middle-end/39937
22123 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22124 loose type conversions.
22125 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22126 stmts only if there are no uses of its definition.
22128 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22130 * config/bfin/bfin.h (splitting_loops): Declare.
22131 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22132 Reorder bit definitions to be ascending.
22133 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22134 * config/bfin/bfin.c (splitting_loops): New variable.
22135 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22136 (struct loop_info): Remove members INIT and LOOP_INIT.
22137 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22138 the LSETUP sequence. Allow LC to be loaded from any register, but
22139 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22140 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22142 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22143 of reload_completed.
22146 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22148 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22150 * Makefile.in (PLUGIN_VERSION_H): New.
22151 (OBJS-common): Remove plugin-version.o.
22152 (plugin.o): Depend on (PLUGIN_VERSION_H).
22153 (plugin-version.o): Remove.
22154 * configure: Regenerate
22155 * configure.ac: Create plugin-version.h.
22156 * gcc-plugin.h (plugin_gcc_version): Remove.
22157 (plugin_default_version_check): Change signature.
22158 * plugin-version.c: Remove.
22159 * plugin.c: Include plugin-version.h.
22160 (str_plugin_gcc_version_name): Remove.
22161 (try_init_one_plugin): Pass gcc version to plugin_init.
22162 (plugin_default_version_check): Both gcc and plugin versions are now
22165 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22167 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22168 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22169 Remove special case testing for last insn of inner loops. Don't fail
22170 if the loop ends with a jump, emit an extra nop instead.
22172 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22173 DREGS rather than comparing directly. Remove code that tries to
22174 account for latencies.
22176 2009-04-29 Richard Guenther <rguenther@suse.de>
22178 PR tree-optimization/39941
22179 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22180 eliminating an indirect call.
22182 2009-04-29 Richard Guenther <rguenther@suse.de>
22184 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22185 parameter. Allow invariants as base if !require_lvalue.
22186 (verify_gimple_assign_single): Adjust.
22188 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22190 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22191 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22192 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22193 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22194 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22196 * config/bfin/bfin.c (bfin_expand_builtin,
22197 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22199 2009-04-28 Richard Guenther <rguenther@suse.de>
22201 * tree-vect-loop.c (get_initial_def_for_induction): Use
22202 correct types for pointer increment.
22204 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22206 * toplev.c (print_version): Update GMP version string calculation.
22208 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22210 PR rtl-optimization/39938
22211 * resource.c (init_resource_info): Add call to df_analyze.
22213 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22215 * config/alpha/alpha.md (usegp): Cast the result of
22216 alpha_find_lo_sum_using_gp to enum attr_usegp.
22217 * config/alpha/alpha.c (override_options): Remove end-of-structure
22218 marker element from cpu_table. Use array size of cpu_table to handle
22219 -mcpu and -mtune options.
22220 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22222 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22224 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22225 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22226 tune_32 and tune_64.
22227 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22228 support on PowerPC.
22229 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22230 * config/rs6000/option-defaults.h: ... here. New file.
22231 (OPT_64, OPT_32): Define.
22232 (MASK_64BIT): Define to 0 if not already defined.
22233 (OPT_ARCH64, OPT_ARCH32): Define.
22234 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22237 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22239 * config/arm/arm.c (arm_override_options): Emit error on using
22242 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22244 PR rtl-optimization/39914
22245 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22246 registers for allocnos created from user-defined variables only
22247 when not optimizing.
22249 2009-04-28 Richard Guenther <rguenther@suse.de>
22251 PR middle-end/39937
22252 * fold-const.c (fold_binary): Use distribute_real_division only
22255 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22257 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22258 add hpux-stdint.h to tm_file.
22259 (hppa[12]*-*-hpux11*): Ditto.
22260 (ia64*-*-hpux*): Ditto.
22261 * config/hpux-stdint.h: New.
22262 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22263 __STDC_EXT__ for all compiles.
22264 * config/pa/pa-hpux.h: Ditto.
22265 * config/pa/pa-hpux10.h: Ditto.
22266 * config/pa/pa-hpux11.h: Ditto.
22268 2009-04-28 Catherine Moore <clm@codesourcery.com>
22270 * debug.h (set_name): Add comment.
22272 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22275 * config/darwin.c (machopic_gen_offset): Check
22276 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22277 * config/arm/arm.c (require_pic_register): Likewise.
22279 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22281 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22282 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22283 m32c_promote_prototypes): Delete.
22285 2009-04-28 Michael Matz <matz@suse.de>
22287 PR middle-end/39922
22288 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22291 2009-04-28 Richard Guenther <rguenther@suse.de>
22293 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22295 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22297 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22298 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22299 * config/arm/arm-tune.md: Regenerate.
22301 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22303 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22304 block if there are complex incoming edges.
22305 (sel_merge_blocks): Remove useless assert.
22306 (sel_redirect_edge_and_branch): Check that edge was redirected.
22307 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22308 (sel_find_rgns): Delete declaration.
22309 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22310 the region when it is not a preheader.
22312 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22315 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22317 2009-04-28 Richard Guenther <rguenther@suse.de>
22319 * tree.h (SSA_NAME_VALUE): Remove.
22320 (struct tree_ssa_name): Remove value_handle member.
22321 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22322 array for jump threading.
22323 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22325 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22326 * tree-flow.h (threadedge_initialize_values): Declare.
22327 (threadedge_finalize_values): Likewise.
22328 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22329 (SSA_NAME_VALUE): Define.
22330 (threadedge_initialize_values): New function.
22331 (threadedge_finalize_values): Likewise.
22332 * tree-ssa-dom.c (ssa_name_values): New global variable.
22333 (SSA_NAME_VALUE): Define.
22334 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22336 2009-04-28 Ira Rosen <irar@il.ibm.com>
22338 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22339 Use REPORT_VECTORIZED_LOCATIONS instead
22340 REPORT_VECTORIZED_LOOPS.
22341 * tree-vectorizer.c (vect_verbosity_level): Make static.
22342 (vect_loop_location): Rename to vect_location.
22343 (vect_set_verbosity_level): Update comment.
22344 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22346 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22347 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22348 instead REPORT_UNVECTORIZED_LOOPS.
22349 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22350 and vect_loop_def to vect_external_def and vect_internal_def.
22351 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22352 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22353 REPORT_UNVECTORIZED_LOCATIONS.
22354 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22355 and vect_used_in_loop and to vect_unused_in_scope and
22356 vect_used_in_scope.
22357 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22358 (vect_verbosity_level): Remove declaration.
22359 (vect_analyze_operations): Likewise.
22360 (vect_analyze_stmt): Declare.
22361 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22362 REPORT_UNVECTORIZED_LOCATIONS.
22363 (vect_get_loop_niters): Fix indentation.
22364 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22365 (vect_analyze_loop_operations): New function.
22366 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22367 vect_analyze_operations.
22368 (vect_is_simple_reduction): Use new names.
22369 (vectorizable_live_operation, vect_transform_loop): Likewise.
22370 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22371 to specify whether the data references can be a part of interleaving
22373 (vect_analyze_data_ref_dependence): Use new names.
22374 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22375 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22376 * tree-vect-patterns.c (widened_name_p): Use new names.
22377 (vect_recog_dot_prod_pattern): Likewise.
22378 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22379 (process_use, vect_mark_stmts_to_be_vectorized,
22380 vect_model_simple_cost, vect_model_store_cost,
22381 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22382 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22383 vectorizable_operation, vectorizable_type_demotion,
22384 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22385 vectorizable_condition): Likewise.
22386 (vect_analyze_operations): Split into vect_analyze_loop_operations
22388 (vect_analyze_stmt): ... new function.
22389 (new_stmt_vec_info): Use new names.
22390 (vect_is_simple_use): Use new names and fix comment.
22391 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22392 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22394 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22397 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22398 and integer modes for x87 operands. Do not ICE for unsupported size,
22399 generate error instead. Generate error for unsupported operand types.
22400 ['z']: Do not handle HImode memory operands specially. Warning
22401 for floating-point operands. Fallthru to 'Z' for unsupported operand
22402 types. Do not ICE for unsupported size, generate error instead.
22403 (output_387_binary_op): Use %Z to output operands.
22404 (output_fp_compare): Ditto.
22405 (output_387_reg_move): Ditto.
22407 2009-04-28 Ben Elliston <bje@au.ibm.com>
22412 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22414 * builtins.c (c_strlen): Do not warn here.
22415 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22416 * c-common.c (pointer_int_sum): Take an explicit location.
22417 Warn about offsets out of bounds.
22418 * c-common.h (pointer_int_sum): Adjust declaration.
22420 2009-04-27 Ian Lance Taylor <iant@google.com>
22422 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22424 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22425 * df-core.c (df_set_flags): Change return type to int. Change
22426 type of old_flags to int.
22427 (df_clear_flags): Likewise.
22428 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22429 (df_get_conditional_uses): Likewise.
22430 * df.h (df_set_flags, df_clear_flags): Update declarations.
22431 * dwarf2out.c (struct indirect_string_node): Change type of form
22432 field to enum dwarf_form.
22433 (AT_string_form): Change return type to enum dwarf_form.
22434 * fixed-value.c (fixed_compare): Add cast to enum type.
22435 * fwprop.c (update_df): Change 0 to VOIDmode.
22436 * gensupport.c: Change 0 to UNKNOWN.
22437 * gimple.h (gimple_cond_code): Add cast to enum type.
22438 * haifa-sched.c (reemit_notes): Add cast to enum type.
22439 * hooks.c (hook_int_void_no_regs): Remove function.
22440 * hooks.h (hook_int_void_no_regs): Remove declaration.
22441 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22442 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22443 * real.c (real_arithmetic): Add cast to enum type.
22444 (real_compare): Likewise.
22445 * target.h (struct gcc_target): Change return type of
22446 branch_target_register_class to enum reg_class.
22447 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22448 default_branch_target_register_class.
22449 * targhooks.c (default_branch_target_register_class): New function.
22450 * targhooks.h (default_branch_target_register_class): Declare.
22451 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22452 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22454 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22456 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22457 vect_uninitialized_def. Change 0 to ERROR_MARK.
22458 * tree-vect-stmts.c (supportable_widening_operation): Don't
22459 initialize icode1 and icode2.
22460 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22461 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22463 (cmn_err_flag_specs): Change 0 to STD_C89.
22464 (cmn_err_char_table): Likewise.
22465 * config/arm/arm.c (get_arm_condition_code): Change type of code
22466 to enum arm_cond_code.
22467 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22468 (IWMMXT_BUILTIN2): Likewise.
22469 (neon_builtin_type_bits): Don't define typedef.
22470 (neon_builtin_datum): Change type of bits field to int.
22471 (arm_expand_neon_args): Add cast to enum type.
22472 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22474 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22475 casts to enum type.
22476 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22478 * config/mips/mips.md (jal_macro): Return enum constant.
22479 (single_insn): Likewise.
22480 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22482 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22483 casts to enum type.
22484 * config/s390/s390.c (s390_tune_flags): Change type to int.
22485 (s390_arch_flags): Likewise.
22486 (s390_handle_arch_option): Change flags field of struct pta to int.
22487 * config/s390/s390.h (s390_tune_flags): Update declaration.
22488 (s390_arch_flags): Likewise.
22489 * config/sh/sh.c (prepare_move_operands): Compare
22490 tls_symbolic_operand result with enum constant.
22491 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22492 (sh_expand_prologue): Add cast to enum type.
22493 (sh_expand_epilogue): Likewise.
22494 (tls_symbolic_operand): Change return type to enum tls_model.
22495 (fpscr_set_from_mem): Add cast to enum type.
22496 (legitimize_pic_address): Compare tls_symbolic_operand result with
22498 (sh_target_reg_class): Change return type to enum reg_class.
22499 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22501 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22502 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22503 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22504 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22505 (delayed_branch, tls_call_delay): Likewise.
22506 (eligible_for_sibcall_delay): Likewise.
22507 (eligible_for_return_delay): Likewise.
22508 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22509 (spu_expand_builtin_1): Likewise.
22511 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22512 for all types of conversions.
22513 (output_init_element): Issue -Wc++-compat warning if needed when
22514 initializing a bitfield with enum type.
22515 * c-parser.c (c_parser_expression): Set original_type to
22516 original_type of right hand operand of comma operator.
22518 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22520 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22522 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22523 * doc/cpp.texi (Standard Predefined Macros)
22524 (Implementation-defined behavior): Likewise.
22525 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22526 * doc/gimple.texi (GIMPLE Exception Handling)
22527 (@code{GIMPLE_ASSIGN}): Likewise.
22528 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22529 * doc/invoke.texi (Warning Options, Optimize Options)
22530 (AVR Options, Darwin Options): Likewise.
22531 (Optimize Options): Reformulate -fwhole-program description.
22532 * doc/loop.texi (Lambda): Likewise.
22533 * doc/md.texi (Output Template, Define Constraints)
22534 (Standard Names, Insn Splitting): Likewise.
22535 * doc/options.texi (Option properties): Likewise.
22536 * doc/passes.texi (Tree-SSA passes): Likewise.
22537 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22538 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22539 (File Names and DBX): Likewise.
22540 * doc/trouble.texi (Incompatibilities): Likewise.
22542 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22544 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22545 instruction is correct.
22547 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22549 Allow non-constant arguments to conversion intrinsics.
22550 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22551 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22552 * spu.c (print_operand): Handle 'v' and 'w'.
22553 (exp2_immediate_p, spu_gen_exp2): Define.
22554 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22555 spu_convtf_1): Update parameter descriptions.
22556 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22557 * constraints.md ('v', 'w'): New.
22558 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22560 (i2f, I2F): New define_mode_attr.
22561 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22562 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22563 fixuns_truncv4sfv4si2): Update to use mode attribute.
22564 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22565 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22566 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22567 patterns for combine.
22569 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22571 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22572 (cprop, hoist, pre, store_motion): New debug counters.
22573 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22574 is not an RTL pass anymore.
22575 (pass_profiling): Remove extern decl for pass removed in 2005.
22576 (pass_gcse, pass_jump_bypass): Remove.
22577 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22578 to 0 for clean state.
22579 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22580 * cse.c (gate_handle_cse_after_global_opts,
22581 rest_of_handle_cse_after_global_opts): New functions.
22582 (pass_cse_after_global_opts): New pass, does local CSE.
22583 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22584 (TV_CPROP): New timevar.
22585 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22586 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22587 (gcse_main, recompute_all_luids): Remove.
22588 (compute_hash_table_work): Call max_reg_num instead of reading
22590 (cprop_jump): Don't set run_jump_opt_after_gcse.
22591 (constprop_register): Always allow to alter jumps.
22592 (cprop_insn): Likewise.
22593 (do_local_cprop): Likewise.
22594 (local_cprop_pass): Likewise. Return non-zero if something changed.
22595 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22596 (find_implicit_sets): Add note about missed optimization opportunity.
22597 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22598 pass_rtl_cprop execute function.
22599 Don't bother tracking the pass number, each pass gets its own dumpfile
22601 Always allow to alter jumpsand bypass jumps.
22602 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22603 will just find no suitable set.
22604 (pre_edge_insert): Fix dumping, this function is for PRE only.
22605 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22606 pass_rtl_pre execute function.
22607 (hoist_code): Return non-zero if something changed. Keep track of
22608 substitutions and insertions for statistics gathering similar to PRE.
22609 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22610 called from the pass_rtl_hoist execute function. Show pass statistics.
22611 (compute_store_table): Use max_reg_num directly instead of using the
22612 formerly global max_gcse_regno.
22613 (build_store_vectors): Likewise.
22614 (replace_store_insn): Fix dumping.
22615 (store_motion): Rename to ...
22616 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22617 pass, called from the pass_rtl_store_motion execute function. Keep
22618 track of substitutions and insertions for statistics gathering similar
22620 (bypass_jumps): Remove, fold interesting bits into ...
22621 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22622 from the pass_rtl_cprop execute function.
22623 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22624 pass_jump_bypass): Remove.
22625 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22626 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22627 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22628 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22629 (gate_rtl_store_motion, execute_rtl_store_motion,
22630 pass_rtl_store_motion): New.
22631 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22632 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22633 * passes.c (init_optimization_passes): Remove pass_gcse and
22634 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22635 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22636 instead of pass_jump_bypass.
22638 2009-04-27 Richard Guenther <rguenther@suse.de>
22640 PR middle-end/39928
22641 * gimplify.c (gimplify_expr): If we are required to create
22642 a temporary make sure it ends up as register.
22644 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22647 * config/i386/i386.c (construct_container): Don't call
22648 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22649 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22651 2009-04-27 Michael Matz <matz@suse.de>
22653 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22654 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22655 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22656 (dump_replaceable_exprs): Take a bitmap.
22657 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22659 (expand_gimple_basic_block): Likewise.
22660 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22661 replaceable_expressions member a bitmap.
22662 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22663 (mark_replaceable): Likewise.
22664 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22665 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22667 2009-04-27 Richard Guenther <rguenther@suse.de>
22669 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22670 (verify_stmts): Dispatch to gimple/type verification code.
22671 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22672 issue with call argument types.
22674 2009-04-27 Michael Matz <matz@suse.de>
22676 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22677 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22680 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22681 Eric Botcazou <ebotcazou@adacore.com>
22683 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22684 a label's basic block.
22685 (mark_target_live_regs): Tidy and rework obsolete comments.
22686 Change back DF problem to LIVE. If a label starts a basic block,
22687 assume that all registers that used to be live then still are.
22688 (init_resource_info): If a label starts a basic block, set its
22689 BLOCK_FOR_INSN accordingly.
22690 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22692 2009-04-27 Richard Guenther <rguenther@suse.de>
22694 * tree-flow-inline.h (function_ann): Remove.
22695 (get_function_ann): Likewise.
22696 * tree-dfa.c (create_function_ann): Remove.
22697 * tree-flow.h (struct static_var_ann_d): Remove.
22698 (struct function_ann_d): Likewise.
22699 (union tree_ann_d): Remove fdecl member.
22700 (function_ann_t): Remove.
22701 (function_ann, get_function_ann, create_function_ann): Remove
22704 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22706 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22708 2009-04-27 Jan Hubicka <jh@suse.cz>
22710 * ipa-pure-const.c (struct funct_state_d): New fields
22711 state_previously_known, looping_previously_known; remove
22712 state_set_in_source.
22713 (analyze_function): Use new fields.
22714 (propagate): Avoid assumption that state_set_in_source imply
22717 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22718 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22719 * cfgloop.h (finite_loop_p): Declare.
22721 2009-04-26 Michael Matz <matz@suse.de>
22723 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22725 2009-04-26 Michael Matz <matz@suse.de>
22727 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22728 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22729 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22730 pass_mark_used_blocks): Remove.
22731 * tree-optimize.c (pass_free_datastructures,
22732 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22733 * passes.c (init_optimization_passes): Don't call
22734 pass_mark_used_blocks, remove dead code.
22736 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22738 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22739 * tree-ssa-live.h (register_ssa_partition): Likewise.
22741 2009-04-26 Michael Matz <matz@suse.de>
22744 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22745 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22746 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22748 (compare_pairs): Swap cost comparison.
22749 (coalesce_ssa_name): Don't use change_partition_var.
22750 * tree-nrv.c (struct nrv_data): Add modified member.
22751 (finalize_nrv_r): Set it.
22752 (tree_nrv): Use it to update statements.
22753 (pass_nrv): Require PROP_ssa.
22754 * tree-mudflap.c (mf_decl_cache_locals,
22755 mf_build_check_statement_for): Use make_rename_temp.
22756 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22757 * alias.c (find_base_decl): Handle SSA names.
22758 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22759 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22760 * rtl.h (set_reg_attrs_for_parm): Declare.
22761 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22762 to "optimized", remove unused locals at finish.
22763 (execute_free_datastructures): Make global, call
22764 delete_tree_cfg_annotations.
22765 (execute_free_cfg_annotations): Don't call
22766 delete_tree_cfg_annotations.
22768 * ssaexpand.h: New file.
22769 * expr.c (toplevel): Include ssaexpand.h.
22770 (expand_assignment): Handle SSA names the same as register variables.
22771 (expand_expr_real_1): Expand SSA names.
22772 * cfgexpand.c (toplevel): Include ssaexpand.h.
22773 (SA): New global variable.
22774 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22775 (SSAVAR): New macro.
22776 (set_rtl): New helper function.
22777 (add_stack_var): Deal with SSA names, use set_rtl.
22778 (expand_one_stack_var_at): Likewise.
22779 (expand_one_stack_var): Deal with SSA names.
22780 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22781 before unique numbers.
22782 (expand_stack_vars): Use set_rtl.
22783 (expand_one_var): Accept SSA names, add asserts for them, feed them
22784 to above subroutines.
22785 (expand_used_vars): Expand all partitions (without default defs),
22786 then only the local decls (ignoring those expanded already).
22787 (expand_gimple_cond): Remove edges when jumpif() expands an
22788 unconditional jump.
22789 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22790 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22792 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22793 members of SA; deal with PARM_DECL partitions here; expand
22794 all PHI nodes, free tree datastructures and SA. Commit instructions
22795 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22796 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22797 info and statements at start, collect garbage at finish.
22798 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22799 (VAR_ANN_PARTITION) Remove.
22800 (change_partition_var): Don't declare.
22801 (partition_to_var): Always return SSA names.
22802 (var_to_partition): Only accept SSA names.
22803 (register_ssa_partition): Only check argument.
22804 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22806 (delete_var_map): Don't free it.
22807 (var_union): Only accept SSA names, simplify.
22808 (partition_view_init): Mark only useful SSA names as used.
22809 (partition_view_fini): Only deal with SSA names.
22810 (change_partition_var): Remove.
22811 (dump_var_map): Use ssa_name instead of partition_to_var member.
22812 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22814 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22815 (struct _elim_graph): New member const_dests; nodes member vector of
22817 (set_location_for_edge): New static helper.
22818 (create_temp): Remove.
22819 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22820 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22821 (new_elim_graph): Allocate const_dests member.
22822 (clean_elim_graph): Truncate const_dests member.
22823 (delete_elim_graph): Free const_dests member.
22824 (elim_graph_size): Adapt to new type of nodes member.
22825 (elim_graph_add_node): Likewise.
22826 (eliminate_name): Likewise.
22827 (eliminate_build): Don't take basic block argument, deal only with
22828 partition numbers, not variables.
22829 (get_temp_reg): New static helper.
22830 (elim_create): Use it, deal with RTL temporaries instead of trees.
22831 (eliminate_phi): Adjust all calls to new signature.
22832 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22833 (rewrite_trees): Only do checking.
22834 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22835 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22836 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22837 contains_tree_r, MAX_STMTS_IN_LATCH,
22838 process_single_block_loop_latch, analyze_edges_for_bb,
22839 perform_edge_inserts): Remove.
22840 (expand_phi_nodes): New global function.
22841 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22842 functions, initialize new parameter, remember partitions having a
22844 (finish_out_of_ssa): New global function.
22845 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22846 don't reset in_ssa_p here, don't disable TER when mudflap.
22847 (pass_del_ssa): Remove.
22848 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22850 (execute_free_datastructures): Declare.
22851 * Makefile.in (SSAEXPAND_H): New variable.
22852 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22853 * basic-block.h (commit_one_edge_insertion): Declare.
22854 * passes.c (init_optimization_passes): Move pass_nrv and
22855 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22856 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22857 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22858 (redirect_branch_edge): Deal with super block when expanding, split
22859 out jump patching itself into ...
22860 (patch_jump_insn): ... here, new static helper.
22862 2009-04-26 Michael Matz <matz@suse.de>
22864 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22865 beyond num_ssa_names.
22866 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22867 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22869 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22871 PR inline-asm/39543
22872 * fwprop.c (forward_propagate_asm): New function.
22873 (forward_propagate_and_simplify): Propagate also into __asm, if it
22874 doesn't increase the number of referenced registers.
22877 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22879 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22881 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22882 note_nonlocal_vla_type for nonlocal VLAs.
22883 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22884 contains_remapped_vars, remap_vla_decls): New functions.
22885 (convert_nonlocal_reference_stmt): If not optimizing, call
22886 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22887 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22888 if it wasn't found in var_map.
22889 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22890 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22891 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22893 * gimplify.c (nonlocal_vlas): New variable.
22894 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22896 (gimplify_body): Create and destroy nonlocal_vlas.
22898 * dwarf2out.c (loc_descr_plus_const): New function.
22899 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22900 mem_loc_descriptor, loc_descriptor_from_tree_1,
22901 descr_info_loc, gen_variable_die): Use it.
22903 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22904 !TREE_STATIC VAR_DECLs.
22905 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22906 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22907 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22908 DECL_BY_REFERENCE is valid.
22909 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22910 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22911 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22912 Copy DECL_BY_REFERENCE.
22913 (struct nesting_copy_body_data): New type.
22914 (nesting_copy_decl): New function.
22915 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22916 if they have variable length.
22918 2009-04-26 Michael Matz <matz@suse.de>
22920 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22921 mark new temporaries for renaming.
22923 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22926 * c-decl.c (global_bindings_p): Return negative value.
22927 (c_variable_size): New. Based on variable_size from
22929 (grokdeclarator): Call c_variable_size not variable_size.
22931 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22933 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22935 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22937 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22938 Redefine it to just use mingw/include.
22939 (ASM_SPEC): Rules for -m32 and -m64.
22940 (LINK_SPEC): Use Likewise.
22941 (SPEC_32): New define.
22942 (SPEC_64): Likewise.
22943 (SUB_LINK_SPEC): Likewise.
22944 (MULTILIB_DEFAULTS): New define.
22945 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22946 Add multilib options.
22947 (MULTILIB_DIRNAMES): Likewise.
22948 (MULTILIB_OSDIRNAMES): Likewise.
22949 (LIBGCC): Likewise.
22950 (INSTALL_LIBGCC): Likewise.
22952 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22955 * c-tree.h (enum c_inline_static_type): New.
22956 (record_inline_static): Declare.
22957 * c-decl.c (struct c_inline_static, c_inline_statics,
22958 record_inline_static, check_inline_statics): New.
22959 (pop_file_scope): Call check_inline_statics.
22960 (start_decl): Call record_inline_static instead of pedwarning
22961 directly for static in inline function.
22962 * c-typeck.c (build_external_ref): Call record_inline_static
22963 instead of pedwarning directly for static referenced in inline
22966 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22968 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22969 not new but only being rescanned.
22970 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22971 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22972 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22973 record_set_info, compute_set, grealloc): Remove.
22974 (recompute_all_luids): New function.
22975 (gcse_main): Don't compute sets, and don't do related memory
22976 allocations/free-ing. If something changed before the end of the
22977 pass, update LUIDs using recompute_all_luids.
22978 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22979 (free_gcse_mem): Don't free it either.
22980 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22981 Use the df insn LUIDs.
22982 (load_killed_in_block): Likewise.
22983 (compute_hash_table_work): Don't compute reg_set_in_block.
22984 (compute_transp): Use DF_REG_DEF_CHAINs.
22985 (local_cprop_pass): Don't use compute_sets and related functions.
22986 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22987 Use get_max_uid() instead of max_cuid.
22988 (insert_insn_end_basic_block, pre_insert_copy_insn,
22989 update_ld_motion_stores): Don't try to
22990 keep reg_set tables up to date.
22991 (pre_insert_copies): Use df insn LUIDs.
22992 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22993 (reg_set_info): Don't use extra bitmap argument.
22994 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22995 information to compute regs_set_in_block.
22996 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22997 (bypass_jumps): Don't use compute_sets and friends.
22999 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23002 * opts.c (undocumented_msg): Do not leave blank even with
23005 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23007 * c-decl.c (build_enumerator): Allow values folding to integer
23008 constants but not integer constant expressions with a pedwarn if
23011 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23014 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23015 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23016 type is an integer constant.
23018 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23021 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23024 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23027 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23028 with variably modified return type and no storage class
23029 specifiers, except for the case of nested functions. Distinguish
23030 extern declarations of functions with variably modified return
23031 types from those of objects with variably modified types.
23033 2009-04-25 Jan Hubicka <jh@suse.cz>
23035 * tree.c (list_equal_p): New function.
23036 * tree.h (list_equal_p): Declare.
23037 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23038 basic_block_def, basic_block, const_basic_block): New.
23039 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23040 (redirect_eh_edge): New function.
23041 (make_eh_edge_update_phi): EH edges are not abnormal.
23042 * except.c: Include tree-flow.h.
23043 (list_match): New function.
23044 (eh_region_replaceable_by_p): New function.
23045 (replace_region): New function.
23046 (hash_type_list): New function.
23047 (hash_eh_region): New function.
23048 (eh_regions_equal_p): New function.
23049 (merge_peers): New function.
23050 (remove_unreachable_regions): Verify EH tree when checking;
23052 (copy_eh_region_1): New function.
23053 (copy_eh_region): New function.
23054 (push_reachable_handler): New function.
23055 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23056 regions without label but with live RESX.
23057 * except.h (redirect_eh_edge_to_label): New.
23058 * tree-flow.h (redirect_eh_edge): New.
23059 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23060 basic_block_def, basic_block, const_basic_block): Remove.
23061 * Makefile.in (except.o): Add dependency on tree-flow.h
23062 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23063 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23066 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23069 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23070 on the destination of memcpy.
23072 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23074 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23075 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23076 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23078 2009-04-25 Jan Hubicka <jh@suse.cz>
23080 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23081 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23082 to be reached by different label than left.
23083 (update_eh_edges): Update comment; remove edge_to_remove if possible
23084 and return true if suceeded.
23085 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23086 (cleanup_eh): Compute sharing map.
23087 * except.c (remove_eh_handler_and_replace): Add argument if we should
23089 (remove_unreachable_regions): Update for label sharing.
23090 (label_to_region_map): Likewise.
23091 (get_next_region_sharing_label): New function.
23092 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23094 (remove_eh_handler): Update.
23095 (remove_eh_region_and_replace_by_outer_of): New function.
23096 * except.h (struct eh_region): Add next_region_sharing_label.
23097 (remove_eh_region_and_replace_by_outer_of,
23098 get_next_region_sharing_label): Declare.
23099 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23101 2009-04-25 Jan Hubicka <jh@suse.cz>
23103 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23104 insert code even if they are not critical.
23106 2009-04-25 Jan Hubicka <jh@suse.cz>
23108 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23109 (gimple_can_remove_branch_p): EH edges won't remove branch by
23111 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23112 updating of non-abnormal EH edges.
23113 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23114 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23115 (split_critical_edges): Split also edges where emitting code on them
23116 will lead to splitting later.
23118 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23119 H.J. Lu <hongjiu.lu@intel.com>
23122 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23123 the configured assembler supports fildq and fistpq mnemonics.
23124 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23125 * configure: Regenerated.
23126 * config.in: Ditto.
23128 * config/i386/i386.c (print_operand): Handle 'Z'.
23129 ['z']: Remove handling of special fild/fist suffixes.
23130 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23131 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23132 suffix of fild insn.
23133 (*floatsi<mode>2_vector_mixed): Ditto.
23134 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23135 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23136 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23137 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23138 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23140 2009-04-25 Ben Elliston <bje@au.ibm.com>
23142 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23143 the source of a set operation.
23145 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23147 * target.h (struct gcc_target): Add case_values_threshold field.
23148 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23149 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23150 * targhooks.c (default_case_values_threshold): New function.
23151 * targhooks.h (default_case_values_threshold): Declare function.
23152 * stmt.c (expand_case): Use case_values_threshold target hook.
23153 * expr.h (case_values_threshold): Remove declartation.
23154 * expr.c (case_values_threshold): Remove function.
23155 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23157 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23158 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23159 (avr_case_values_threshold): Declare as static.
23160 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23162 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23163 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23164 (mn10300_case_values_threshold): New function.
23166 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23168 * ira.c (setup_cover_and_important_classes): Add enum cast.
23170 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23172 * genpreds.c (write_enum_constraint_num): Output definition of
23173 CONSTRAINT_NUM_DEFINED_P macro.
23174 * ira.c (setup_cover_and_important_classes): Use
23175 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23177 2009-04-24 DJ Delorie <dj@redhat.com>
23179 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23180 __SH2A_SINGLE_ONLY__ also.
23182 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23184 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23185 (movdf_internal): Ditto.
23186 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23187 SFmode and DFmode constants.
23188 (ia64_print_operand): Add 'G' format for printing
23189 floating point constants.
23191 2009-04-24 Richard Guenther <rguenther@suse.de>
23193 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23194 from unsigned additions.
23196 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23198 * c-typeck.c (set_init_index): Allow array designators that are
23199 not integer constant expressions with a pedwarn if pedantic.
23201 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23203 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23204 zero if no overlap in nonzero bits between the operands.
23206 2009-04-24 Ian Lance Taylor <iant@google.com>
23208 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23209 (record_dead_and_set_regs): Likewise.
23210 * df.h (struct df_mw_hardreg): Change flags field to int.
23211 (struct df_base_ref): Likewise.
23212 (struct df): Change changeable_flags field to int.
23213 * df-scan.c (df_defs_record): Change clobber_flags to int.
23214 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23215 constants rather than #define macros.
23216 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23217 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23218 (enum dwarf_calling_convention): Likewise.
23219 (enum dwarf_line_number_x_ops): Likewise.
23220 (enum dwarf_call_frame_info): Likewise.
23221 (enum dwarf_source_language): Likewise.
23222 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23223 (add_calling_convention_attribute): Likewise.
23224 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23225 (combine_comparisons): Change compcode to int. Add cast to enum type.
23226 * genrecog.c (maybe_both_true_2): Change c to int.
23227 (write_switch): Likewise. Add cast to enum type.
23228 * gimplify.c (gimplify_omp_for): Handle return values from
23229 gimplify_expr using MIN rather than bitwise or.
23230 (gimplify_expr): Add cast to enum type.
23231 * ipa-prop.c (update_jump_functions_after_inlining): Change
23232 IPA_BOTTOM to IPA_JF_UNKNOWN.
23233 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23234 Add casts to enum type.
23235 (setup_cover_and_important_classes): Change cl to int. Add casts
23237 (setup_class_translate): Change cl and mode to int.
23238 (ira_init_once): Change mode to int.
23239 (free_register_move_costs): Likewise.
23240 (setup_prohibited_mode_move_regs): Add casts to enum type.
23241 * langhooks.c (add_builtin_function_common): Rework assertion that
23242 value fits bitfield.
23243 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23244 * omega.c (omega_do_elimination): Avoid math on enum types.
23245 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23246 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23247 int local to handle integral_argment value.
23248 * regmove.c (try_auto_increment): Change PUT_MODE to
23250 * reload.c (push_secondary_reload): Add casts to enum type.
23251 (secondary_reload_class, find_valid_class): Likewise.
23252 * reload1.c (emit_input_reload_insns): Likewise.
23253 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23254 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23255 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23257 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23258 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23260 (expand_complex_libcall): Add casts to enum type.
23261 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23262 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23263 with ERROR_MARK, not NUM_TREE_CODES.
23264 (vect_create_epilog_for_reduction): Likewise.
23265 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23266 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23267 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23269 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23270 vect_unused_in_loop. Change 0 to loop_vect.
23271 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23272 * var-tracking.c (get_init_value): Change return type to enum
23274 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23275 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23277 (arm_override_options): Add casts to enum type.
23278 (arm_emit_tls_decoration): Likewise.
23279 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23281 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23282 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23283 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23285 * config/s390/s390.c (code_for_builtin_64): Change to array of
23287 (code_for_builtin_31): Likewise.
23288 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23290 * config/sparc/sparc.c (sparc_override_options): Change value
23291 field in struct code_model to enum cmodel. In initializer change
23292 0 to NULL and add cast to enum type.
23294 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23295 Change all callers. Issue a -Wc++-compat warning using
23296 lhs_origtype if necessary.
23297 (convert_for_assignment): Issue -Wc++-compat warnings about
23298 invalid conversions to enum type on assignment.
23299 * c-common.h (build_modify_expr): Update declaration.
23301 2009-04-24 Nick Clifton <nickc@redhat.com>
23303 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23304 (function_arg_advance): Likewise.
23305 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23308 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23310 * config/s390/constraints.md ('I', 'J'): Fix condition.
23312 2009-04-24 Diego Novillo <dnovillo@google.com>
23314 * gengtype-parse.c (parse_error): Add newline after message.
23316 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23318 * config/i386/sse.md (avxmodesuffixs): Removed.
23319 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23320 (*avx_pinsr<ssevecsize>): This.
23322 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23324 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23325 follow chains of regs with a single definition, and allow expressions
23326 that are function_invariant_p.
23327 (simple_rhs_p): Allow expressions that are function_invariant_p.
23329 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23331 PR middle-end/39867
23332 * fold-const.c (fold_cond_expr_with_comparison): When folding
23333 > and >= to MAX, make sure the MAX uses the same type as the
23334 comparison's operands.
23336 2009-04-24 Nick Clifton <nickc@redhat.com>
23338 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23339 addressing for DImode accesses.
23340 (frv_print_operand_address): Handle PLUS case.
23341 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23343 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23345 PR rtl-optimization/39794
23346 * alias.c (canon_true_dependence): Add x_addr argument.
23347 * rtl.h (canon_true_dependence): Adjust prototype.
23348 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23349 * cselib.c (cselib_invalidate_mem): Likewise.
23350 * gcse.c (compute_transp): Likewise.
23351 * dse.c (scan_reads_nospill): Likewise.
23352 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23353 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23354 canon_base_addr of the group, plus optional offset.
23355 (struct group_info): Rename canon_base_mem to
23357 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23358 canon_rtx of base_mem.
23360 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23362 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23363 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23365 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23367 * config/spu/spu-builtins.h: Delete file.
23369 * config/spu/spu.h (enum spu_builtin_type): Move here from
23371 (struct spu_builtin_description): Likewise. Add GTY marker.
23372 Do not use enum spu_function_code or enum insn_code.
23373 (spu_builtins): Add extern declaration.
23375 * config/spu/spu.c: Do not include "spu-builtins.h".
23376 (enum spu_function_code, enum spu_builtin_type_index,
23377 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23378 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23379 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23380 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23381 (spu_builtin_types): Make static. Add GTY marker.
23382 (spu_builtins): Add extern declaration with GTY marker.
23383 Include "gt-spu.h".
23385 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23386 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23387 Check programmatically whether all parameters are scalar.
23389 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23391 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23393 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23394 assignment from the constructor either if the target is volatile.
23396 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23398 * config/arm/arm.md (insv): Do not share operands[0].
23400 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23402 * config/vxlib-tls.c (active_tls_threads): Delete.
23403 (delete_hook_installed): New.
23404 (tls_delete_hook): Don't delete the delete hook.
23405 (tls_destructor): Delete it here.
23406 (__gthread_set_specific): Adjust installing the delete hook.
23407 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23408 __gthread_leave_tsd_dtor_context.
23410 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23412 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23414 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23416 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23418 (alpha_rtx_costs): Ditto.
23419 (emit_unlikely_jump): Use add_reg_note.
23420 (emit_frame_store_1): Ditto.
23421 (alpha_expand_prologue): Ditto.
23422 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23423 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23425 2009-04-23 Nick Clifton <nickc@redhat.com>
23427 * config/v850/v850.md (epilogue): Remove suppressed code.
23428 (return): Rename to return_simple and remove test of frame size.
23429 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23430 to gen_return_simple.
23432 2009-04-22 Jing Yu <jingyu@google.com>
23435 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23437 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23440 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23441 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23442 value is a VECTOR_CST, the element type is the element type of the
23445 2009-04-22 DJ Delorie <dj@redhat.com>
23447 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23449 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23451 * alias.c (find_base_term): Move around LO_SUM case, so that
23452 CONST falls through into PLUS/MINUS handling.
23455 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23456 into 0, use omit_one_operand.
23458 2009-04-23 Ben Elliston <bje@au.ibm.com>
23460 * config/rs6000/linux-unwind.h (get_regs): Remove type
23461 puns. Change the type of `pc' to an array of unsigned ints and
23462 update all users. Constify frame24.
23464 2009-04-22 DJ Delorie <dj@redhat.com>
23466 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23467 declarations before code.
23468 (current_function_special_page_vector): Likewise.
23469 (m32c_expand_insv): Silence a warning.
23471 2009-04-21 Taras Glek <tglek@mozilla.com>
23473 * alias.c: Update GTY annotations to new syntax.
23474 * basic-block.h: Likewise.
23475 * bitmap.h: Likewise.
23476 * c-common.h: Likewise.
23477 * c-decl.c: Likewise.
23478 * c-parser.c: Likewise.
23479 * c-pragma.c: Likewise.
23480 * c-tree.h: Likewise.
23481 * cfgloop.h: Likewise.
23482 * cgraph.h: Likewise.
23483 * config/alpha/alpha.c: Likewise.
23484 * config/arm/arm.h: Likewise.
23485 * config/avr/avr.h: Likewise.
23486 * config/bfin/bfin.c: Likewise.
23487 * config/cris/cris.c: Likewise.
23488 * config/darwin.c: Likewise.
23489 * config/frv/frv.c: Likewise.
23490 * config/i386/i386.c: Likewise.
23491 * config/i386/i386.h: Likewise.
23492 * config/i386/winnt.c: Likewise.
23493 * config/ia64/ia64.h: Likewise.
23494 * config/iq2000/iq2000.c: Likewise.
23495 * config/mips/mips.c: Likewise.
23496 * config/mmix/mmix.h: Likewise.
23497 * config/pa/pa.c: Likewise.
23498 * config/pa/pa.h: Likewise.
23499 * config/rs6000/rs6000.c: Likewise.
23500 * config/s390/s390.c: Likewise.
23501 * config/sparc/sparc.c: Likewise.
23502 * config/xtensa/xtensa.c: Likewise.
23503 * cselib.h: Likewise.
23504 * dbxout.c: Likewise.
23505 * dwarf2out.c: Likewise.
23506 * except.c: Likewise.
23507 * except.h: Likewise.
23508 * fixed-value.h: Likewise.
23509 * function.c: Likewise.
23510 * function.h: Likewise.
23511 * gimple.h: Likewise.
23512 * integrate.c: Likewise.
23513 * optabs.c: Likewise.
23514 * output.h: Likewise.
23515 * real.h: Likewise.
23517 * stringpool.c: Likewise.
23518 * tree-data-ref.c: Likewise.
23519 * tree-flow.h: Likewise.
23520 * tree-scalar-evolution.c: Likewise.
23521 * tree-ssa-address.c: Likewise.
23522 * tree-ssa-alias.h: Likewise.
23523 * tree-ssa-operands.h: Likewise.
23524 * tree.c: Likewise.
23525 * tree.h: Likewise.
23526 * varasm.c: Likewise.
23527 * varray.h: Likewise.
23529 * coretypes.h: Do not define GTY macro if it is already defined.
23530 * doc/gty.texi: Update GTY documentation to new syntax.
23531 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23532 annotations on structs.
23533 * gengtype-parse.c: Likewise.
23535 2009-04-22 Mark Heffernan <meheff@google.com>
23537 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23539 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23541 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23544 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23546 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23547 the same as a PLUS without a shift. Increase the cost of a
23550 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23552 * Makefile.in: Update dependencies.
23553 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23554 * errors.h: Remove bogus comment about compatibility.
23555 (warning): Update declaration.
23556 * genautomata.c: Update all calls to warning.
23557 * gimple.c: Do not include errors.h. Include toplev.h.
23558 * tree-ssa-structalias.c: Do not include errors.h.
23559 * omega.c: Likewise.
23560 * tree-ssa-reassoc.c: Likewise.
23561 * config/spu/spu-c.c: Likewise.
23562 * config/spu/t-spu-elf: Update dependencies.
23564 2009-04-22 Richard Guenther <rguenther@suse.de>
23566 PR tree-optimization/39824
23567 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23568 make sure the types are compatible.
23570 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23573 * c-common.c (c_parse_error): Take a token_flags parameter.
23574 Use token_type for the token type instead.
23575 Pass token_flags to cpp_type2name.
23576 * c-common.h (c_parse_error): Update declaration.
23577 * c-parser.c (c_parser_error): Pass 0 as token flags.
23579 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23581 PR rtl-optimization/39580
23582 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23584 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23586 * function.c (expand_function_end): Do not emit a jump to the "naked"
23587 return label for fall-through returns.
23588 * except.c (sjlj_emit_function_exit): Always place the call to the
23589 unregister function at the location installed by expand_function_end.
23591 2009-04-22 Richard Guenther <rguenther@suse.de>
23593 PR tree-optimization/39845
23594 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23595 (gen_inbound_check): Likewise.
23597 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23599 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23601 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23602 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23604 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23606 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23607 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23608 shift counts to avoid out-of-bounds array accesses.
23610 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23612 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23613 (Pmode): Move above.
23615 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23617 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23618 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23619 GET_CODE macro. Use IN_RANGE macro where appropriate.
23620 * config/alpha/alpha.h: Ditto.
23621 * config/alpha/alpha.md: Ditto.
23622 * config/alpha/constraints.md: Ditto.
23623 * config/alpha/predicates.md: Ditto.
23625 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23627 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23628 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23629 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23630 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23631 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23632 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23633 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23634 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23635 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23636 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23637 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23638 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23639 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23640 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23641 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23642 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23643 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23644 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23645 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23646 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23647 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23648 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23649 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23650 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23651 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23652 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23653 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23655 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23657 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23658 references from comments.
23659 * cfgbuild.c (count_basic_blocks): Delete.
23660 (find_basic_blocks_1): Delete.
23661 (find_basic_blocks): Delete.
23662 * except.c (finish_eh_generation): Make static. Move comment from
23663 except.h here. Remove find_basic_blocks references from comments.
23664 * except.h (finish_eh_generation): Delete.
23665 * basic-block.h (find_basic_blocks): Delete.
23666 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23668 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23670 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23671 (sdbout_parms): Likewise.
23673 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23675 * config/sh/sh.c (prepare_cbranch_operands): Use
23676 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23677 (expand_cbranchdi4): Likewise.
23678 (from_compare): Add cast to enum type.
23679 (expand_cbranchsi4): Use add_reg_note.
23680 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23681 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23682 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23683 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23684 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23685 instead of CODE_FOR_nothing.
23686 (cbranchdi4): Likewise. Fix the order of arguments for
23688 (push_fpscr): Use add_reg_note.
23689 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23690 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23692 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23694 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23695 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23696 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23697 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23698 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23699 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23700 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23701 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23702 config/alpha/x-vms, config/arc/t-arc,
23703 config/arm/README-interworking, config/arm/arm-c.c,
23704 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23705 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23706 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23707 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23708 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23709 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23710 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23711 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23712 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23713 config/cris/t-elfmulti, config/crx/t-crx,
23714 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23715 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23716 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23717 config/h8300/t-h8300, config/i386/athlon.md,
23718 config/i386/darwin-libgcc.10.4.ver,
23719 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23720 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23721 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23722 config/i386/t-linux64, config/i386/t-nwld,
23723 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23724 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23725 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23726 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23727 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23728 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23729 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23730 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23731 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23732 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23733 config/m68k/t-uclinux, config/mcore/t-mcore,
23734 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23735 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23736 config/mips/crtn.asm, config/mips/irix-crti.asm,
23737 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23738 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23739 config/mips/mips-fixed.md, config/mips/sb1.md,
23740 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23741 config/mips/t-iris6, config/mips/t-isa3264,
23742 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23743 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23744 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23745 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23746 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23747 config/mn10300/t-linux, config/mn10300/t-mn10300,
23748 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23749 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23750 config/picochip/libgccExtras/clzsi2.asm,
23751 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23752 config/rs6000/darwin-libgcc.10.4.ver,
23753 config/rs6000/darwin-libgcc.10.5.ver,
23754 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23755 config/rs6000/t-aix43, config/rs6000/t-aix52,
23756 config/rs6000/t-darwin, config/rs6000/t-fprules,
23757 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23758 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23759 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23760 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23761 config/rs6000/t-rtems, config/rs6000/t-spe,
23762 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23763 config/score/t-score-elf, config/sh/divcost-analysis,
23764 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23765 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23766 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23767 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23768 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23769 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23770 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23771 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23772 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23773 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23774 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23775 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23776 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23777 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23778 * config/h8300/genmova.sh: Include copyright and license notices
23779 in generated output.
23780 * config/h8300/mova.md: Regenerate.
23781 * doc/install.texi2html: Include word "Copyright" in copyright
23782 notice and use name "Free Software Foundation, Inc.".
23783 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23784 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23785 ChangeLog-2007, ChangeLog-2008: Correct dates.
23787 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23789 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23790 NE_EXPR operations as well.
23791 * c-parser.c (c_parser_condition): Do not set location information on
23793 (c_parser_conditional_expression): Likewise.
23794 (c_parser_binary_expression): Set location information on operators.
23795 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23796 TRUTH_NOT_EXPR has been folded.
23797 * fold-const.c (fold_truth_not_expr): Copy location information from
23798 the incoming expression to the outgoing one.
23799 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23800 recursive calls on the LHS of the operator but pass that of the
23801 operator to recursive calls on the RHS of the operator. Set it
23803 (shortcut_cond_expr): Set the locus of the operator on the second
23804 COND_EXPR and that of the expression on the first in degenerate cases.
23805 Pass the locus of the expression to calls to shortcut_cond_r.
23806 Set the locus of the 'then' block on the associated jump, if any.
23807 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23808 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23809 expression to call to gimplify_boolean_expr.
23811 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23813 * config.gcc: Add additional configuration for
23814 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23815 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23816 (CPP_SPEC): Redefine for allowing -municode option.
23817 (STARTFILE_SPEC): Likewise.
23818 * config/i386/t-mingw-w64: New.
23819 * config/i386/mingw-w64.opt: New.
23820 (municode): Add new target option.
23821 * doc/invoke.texi (municode): Add documentation for new option.
23823 2009-04-21 Ian Lance Taylor <iant@google.com>
23825 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23826 Correct test for number of arguments.
23827 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23829 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23831 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23832 argument of emit_library_call.
23834 2009-04-21 Richard Guenther <rguenther@suse.de>
23836 PR middle-end/39829
23837 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23838 inside VIEW_CONVERT_EXPRs.
23840 2009-04-21 Martin Jambor <mjambor@suse.cz>
23842 * tree-switch-conversion.c (build_constructors): Split a long line.
23843 (constructor_contains_same_values_p): New function.
23844 (build_one_array): Create assigns of constants if possible, do not
23845 call mark_sym_for_renaming, call update_stmt.
23846 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23847 make_rename_temp. Do not call mark_symbols_for_renaming, call
23849 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23850 find_new_referenced_vars, call update_stmt.
23851 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23852 instead of calling make_rename_temp. Do not call
23853 find_new_referenced_vars or mark_symbols_for_renaming, call
23856 2009-04-21 Richard Guenther <rguenther@suse.de>
23858 PR tree-optimization/39827
23859 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23860 (tree_ssa_phiprop): Pass the correct array size.
23862 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23864 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23866 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23869 * c-typeck.c (lvalue_p): Move declaration ...
23870 * c-common.h (lvalue_p): ... to here.
23871 * c-common.c (candidate_equal_p): New.
23872 (add_tlist): Use it.
23873 (merge_tlist): Use it.
23874 (warn_for_collisions_1): Likewise.
23875 (warning_candidate_p): Accept more candidates.
23876 (verify_tree): A warning candidate can be an expression. Use
23879 2009-04-21 Ben Elliston <bje@au.ibm.com>
23882 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23883 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23884 options. Remove -mcall-solaris documentation.
23886 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23889 * doc/invoke.texi (-Wlong-long): Update description.
23890 * c-lex (interpret_integer): Only warn if there was no previous
23891 overflow and -Wlong-long is enabled.
23892 * c-decl.c (declspecs_add_type): Drop redundant flags.
23893 * c.opt (Wlong-long): Init to -1.
23894 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23895 and front-end warn_long_long. Wlong-long only depends on other
23896 flags if it is uninitialized.
23897 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23898 the same for CPP and FE.
23899 (restore_extension_diagnostics): Likewise.
23901 2009-04-20 Ian Lance Taylor <iant@google.com>
23903 Fix enum conversions which are invalid in C++:
23904 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23905 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23906 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23907 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23908 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23909 (dbxout_parms): Likewise.
23910 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23911 (df_clear_flags): Likewise.
23912 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23913 top_flag parameter to int.
23914 (df_chain_create_bb_process_use): Likewise.
23915 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23917 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23918 (df_ref_create_structure, df_def_record_1): Likewise.
23919 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23920 (df_notes_rescan): Change 0 to VOIDmode in function call.
23921 (df_get_call_refs, df_insn_refs_collect): Likewise.
23922 (df_bb_regs_collect): Likewise.
23923 (df_entry_block_defs_collect): Likewise.
23924 (df_exit_block_uses_collect): Likewise.
23925 * df.h: Update declarations.
23926 * double-int.c (double_int_divmod): Add cast to enum type.
23927 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23928 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23929 (based_loc_descr): Likewise.
23930 (loc_descriptor_from_tree_1): Change first_op and second_op to
23931 enum dwarf_location_atom. Add cast to enum type.
23932 * expmed.c (init_expmed): Change 0 to SET in function call.
23933 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23934 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23935 (do_store_flag): Likewise.
23936 * fixed-value.h (struct fixed_value): Change mode to enum
23938 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23939 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23941 (insert_insn_decl, insert_decl, insert_state): Likewise.
23942 (automata_list_finish): Likewise.
23943 * genrecog.c (process_define_predicate): Add cast to enum type.
23944 * gensupport.c (init_predicate_table): Add cast to enum type.
23945 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23947 (gimple_build_call_1, gimple_build_label): Likewise.
23948 (gimple_build_goto, gimple_build_asm_1): Likewise.
23949 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23950 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23951 (enum fallback): Rename from enum fallback_t.
23952 (fallback_t): Typedef as int.
23953 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23954 GSI_SAME_STMT in function call.
23955 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23957 (setup_reg_class_relations): Likewise.
23958 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23959 (setup_prohibited_class_mode_regs): Add cast to enum type.
23960 (setup_prohibited_mode_move_regs): Likewise.
23961 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23962 (record_address_regs): Change i to enum reg_class.
23963 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23964 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23965 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23966 (GET_MODE_2XWIDER_MODE): Likewise.
23967 (GET_CLASS_NARROWEST_MODE): Likewise.
23968 * omp-low.c (expand_omp_for): Add cast to enum type.
23969 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23970 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23971 * postreload.c (reload_cse_simplify_operands): Change rclass local
23973 * predict.c (combine_predictions_for_insn): Change best_predictor
23974 and predictor to enum br_predictor.
23975 (combine_predictions_for_bb): Likewise.
23976 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23977 use SET_PREDICT_EXPR_OUTCOME.
23978 * real.c (real_arithmetic): Change icode to code in function call.
23979 * reginfo.c (init_move_cost): Add casts to enum type.
23980 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23981 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23983 * reload.c (find_valid_class): Add casts to enum type.
23984 (push_reload): Change 0 to NO_REGS in function call.
23985 (find_reloads): Change this_alternative to array of enum
23986 reg_class. Remove some now-unnecessary casts.
23987 (make_memloc): Change 0 to VOIDmode in function call.
23988 * reload1.c (reload): Change 0 to VOIDmode in function call.
23989 (eliminate_regs_1, elimination_effects): Likewise.
23990 (eliminate_regs_in_insn): Likewise.
23991 (emit_input_reload_insns): Add cast to enum type.
23992 (delete_output_reload): Change 0 to VOIDmode in function call.
23993 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23994 to enum type in function call.
23995 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23996 (SET_PREDICT_EXPR_OUTCOME): Define.
23997 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23998 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23999 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24000 (dump_function): Likewise.
24001 * tree-dump.h: Update declarations.
24002 * tree-pass.h: Update declarations.
24003 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24004 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24006 (arm_rtx_costs_1): Correct parenthesization.
24007 (arm_rtx_costs): Add casts to enum type.
24008 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24009 (vfp_emit_fstmd): Use add_rg_note.
24010 (emit_multi_reg_push, emit_sfm): Likewise.
24011 (thumb_set_frame_pointer): Likewise.
24012 (arm_expand_prologue): Likewise.
24013 (arm_regno_class): Change return type to enum reg_class.
24014 (thumb1_expand_prologue): Use add_reg_note.
24015 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24016 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24018 * config/arm/gentune.sh: Add cast to enum type.
24019 * config/arm/arm-tune.md: Rebuild.
24020 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24021 (ix86_split_fp_branch, predict_jump): Likewise.
24022 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24023 insn_code to enum rtx_code.
24024 (ix86_builtin_vectorized_function): Add cast to enum type.
24025 * config/i386/i386.md (truncdfsf2): Change slot to enum
24027 (truncxf<mode>2, isinf<mode>2): Likewise.
24028 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24030 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24031 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24032 (insert_bundle_state): Change 1 to INSERT in function call.
24033 (ia64_add_bundle_selector_before): Likewise.
24034 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24035 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24036 (restore_stack_nonlocal): Likewise.
24037 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24039 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24041 (mips_rtx_costs): Likewise.
24042 (mips_override_options): Add casts to enum type.
24043 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24045 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24046 (store_reg, set_reg_plus_d): Likewise.
24047 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24048 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24050 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24052 (emit_unlikely_jump): Use add_reg_note.
24053 (rs6000_emit_allocate_stack): Likewise.
24054 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24055 (output_toc): Change 1 to INSERT in function call.
24056 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24057 (rs6000_initialize_trampoline): Likewise.
24058 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24060 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24061 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24062 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24063 (save_gprs): Use add_reg_note.
24064 (s390_emit_prologue): Likewise.
24065 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24066 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24067 (sparc_fold_builtin): Add cast to enum type.
24068 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24070 (spu_expand_prologue): Use add_reg_note.
24071 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24073 2009-04-20 Ian Lance Taylor <iant@google.com>
24075 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24076 (c_parser_postfix_expression_after_primary): Get VEC for list of
24077 arguments. Get original types of arguments. Call
24078 build_function_call_vec.
24079 (cached_expr_list_1, cached_expr_list_2): New static variables.
24080 (c_parser_expr_list): Change return type to VEC *. Add
24081 p_orig_types parameter. Change all callers.
24082 (c_parser_release_expr): New static function.
24083 (c_parser_vec_to_tree_list): New static function.
24084 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24085 call build_function_call_vec.
24086 (build_function_call_vec): New function, based on old
24087 build_function_call.
24088 (convert_arguments): Remove nargs and argarray parameters. Change
24089 values to a VEC. Add origtypes parameter.
24090 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24091 (convert_for_assignment): Add origtype parameter. Change all
24092 callers. If warn_cxx_compat, check for conversion to an enum
24093 type when calling a function.
24094 (store_init_value): Add origtype parameter. Change all callers.
24095 (digest_init): Likewise.
24096 (struct init_node): Add origtype field.
24097 (add_pending_init): Add origtype parameter. Change all callers.
24098 (output_init_element): Likewise.
24099 (output_pending_init_elements): Pass origtype from init_node to
24100 output_init_element.
24101 (process_init_element): Pass origtype from c_expr to
24102 output_init_element.
24103 (c_finish_return): Add origtype parameter. Change all callers.
24104 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24106 (sync_resolve_params): Likewise.
24107 (sync_resolve_return): Change params to first_param. Change caller.
24108 (resolve_overloaded_builtins): Change params to VEC *. Change
24109 callers. Save first parameter around call to build_function_call_vec.
24110 * c-decl.c (finish_decl): Add origtype parameter. Change all
24111 callers. Call build_function_call_vec rather than
24112 build_function_call for cleanup.
24113 * c-tree.h: Update declarations.
24114 * c-common.h: Update declarations.
24115 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24116 params to first_param.
24117 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24118 params parameter from tree to void *.
24119 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24120 Change arglist parameter to have type void *, and to be a pointer
24122 * config/rs6000/rs6000-protos.h
24123 (altivec_resolve_overloaded_builtin): Update declaration.
24124 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24125 fnargs parameter to have type void *, and to be a pointer to a
24126 VEC. Call build_function_call_vec instead of
24127 build_function_call.
24128 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24130 2009-04-20 Joey Ye <joey.ye@intel.com>
24131 Xuepeng Guo <xuepeng.guo@intel.com>
24132 H.J. Lu <hongjiu.lu@intel.com>
24134 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24136 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24137 (IX86_LEA_PRIORITY): Likewise.
24138 (distance_non_agu_define): New function.
24139 (distance_agu_use): Likewise.
24140 (ix86_lea_for_add_ok): Likewise.
24141 (ix86_dep_by_shift_count): Likewise.
24143 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24144 should split for LEA.
24146 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24148 (ix86_dep_by_shift_count): Likewise.
24150 2009-04-20 Richard Guenther <rguenther@suse.de>
24152 * expr.c (handled_component_p): Move ...
24153 * tree.h (handled_component_p): ... here.
24154 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24155 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24156 and REALPART_EXPR to be in one group.
24158 2009-04-20 Richard Guenther <rguenther@suse.de>
24160 * basic-block.h (get_all_dominated_blocks): Declare.
24161 * dominance.c (get_all_dominated_blocks): New function.
24162 * tree-cfg.c (get_all_dominated_blocks): Remove.
24163 (remove_edge_and_dominated_blocks): Adjust.
24164 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24165 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24166 instead of recursing.
24168 2009-04-20 Doug Kwan <dougkwan@google.com>
24170 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24171 (struct cgraph_node_set_def): New type.
24172 (cgraph_node_set) New type. Also declare vector functions.
24173 (struct cgraph_node_set_element_def): New type.
24174 (cgraph_node_set_element): Ditto.
24175 (cgraph_node_set_iterator): New iterator type.
24176 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24177 cgraph_node_set_remove, dump_cgraph_node_set,
24178 debug_cgraph_node_set): New prototypes.
24179 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24180 cgraph_node_set_size): New inlines.
24181 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24182 including cgraph.h.
24183 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24184 argument to function 'write_summary'.
24185 * ipa.c: Include ggc.h.
24186 (hash_cgraph_node_set_element,
24187 eq_cgraph_node_set_element, cgraph_node_set_new,
24188 cgraph_node_set_add, cgraph_node_set_remove,
24189 cgraph_node_set_find, dump_cgraph_node_set,
24190 debug_cgraph_node_set): New functions.
24191 * Makefile.in (ipa.o): Add dependency on GGC_H.
24193 2009-04-20 Ira Rosen <irar@il.ibm.com>
24195 PR tree-optimization/39675
24196 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24197 check of the return code of vect_schedule_slp. Check that
24198 stmt_vec_info still exists for the statement, before checking its
24199 vectorization type.
24201 2009-04-20 Michael Matz <matz@suse.de>
24203 * Makefile.in (generated_files): Take out $(simple_generated_c).
24205 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24207 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24208 (UINTPTR_TYPE): Likewise.
24210 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24213 * c-typeck.c (digest_init): Check for initializing an array with a
24216 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24219 * c-semantics.c (pop_stmt_list): Propagate
24220 STATEMENT_LIST_HAS_LABEL to parent statement list.
24222 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24224 * config/mips/mips.h (mips_tune_attr): New macro.
24225 * config/mips/mips.md (cpu): Use it.
24227 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24230 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24233 2009-04-19 Diego Novillo <dnovillo@google.com>
24235 * toplev.c (compile_file): Move call to coverage_finish ...
24236 * cgraphunit.c (ipa_passes): ... here.
24237 Call cgraph_process_new_functions.
24238 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24239 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24241 2009-04-19 Jan Hubicka <jh@suse.cz>
24243 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24245 (dump_cgraph_node): Dump can throw external flag.
24246 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24248 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24252 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24253 * common.opt (Wlogical-op): Move from here...
24254 * c.opt (Wlogical-op): ... to here.
24255 * c-typeck.c (parser_build_binary_op): Update call to
24256 warn_logical_operator.
24257 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24259 * c-common.c (warn_logical_op): Update.
24260 * c-common.h (warn_logical_op): Update declaration.
24262 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24264 * tree.c (protected_set_expr_location): Fix formatting.
24266 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24269 * c-typeck.c (readonly_warning): new.
24270 (build_unary_op, build_modify_expr): Use readonly_warning for
24271 storing into something readonly but not const-qualified.
24273 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24276 * c-typeck.c (build_unary_op): Check for taking address of
24277 expression of type void.
24279 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24282 * c-typeck.c (build_function_call): Check for calling a function
24283 with qualified void return types. Call require_complete_type when
24286 2009-04-18 Jan Hubicka <jh@suse.cz>
24288 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24290 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24291 can_throw_external flag.
24292 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24293 * ipa-pure-const.c (ignore_edge): New function.
24294 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24295 only over can_throw_external edges.
24296 (local_pure_const): Add nothrow flag.
24297 * ipa-utils.c (searchc): Add ignore_edge callback.
24298 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24299 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24300 (set_nothrow_function_flags): Update cgraph.
24301 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24303 2009-04-18 Richard Guenther <rguenther@suse.de>
24305 PR middle-end/39804
24306 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24307 (fold_stmt): ... this and ...
24308 (fold_stmt_inplace): ... this.
24309 (fold_stmt_1): Fold references in calls and asms.
24310 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24312 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24314 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24315 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24317 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24319 * tree.c (function_args_count): Remove.
24320 * tree.h: Remove the prototype for function_args_count.
24322 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24324 * tree-iterator.c (expr_only): Remove.
24325 * tree.h: Remove the prototype for expr_only.
24327 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24329 * reginfo.c (cannot_change_mode_set_regs): Remove.
24330 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24332 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24334 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24335 whether operands 0 and 1 overlaps.
24337 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24339 PR middle-end/36902
24340 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24341 pointer. Use warning_at instead of warning.
24342 (search_for_addr_array): Likewise.
24343 (check_array_bounds): Likewise.
24344 (check_all_array_refs): Check that the incoming edge is not in the
24345 list of edges to be removed.
24346 (check_all_array_refs): Avoid the temporal pointer.
24347 (vrp_visit_cond_stmt): Fix typo.
24348 (simplify_switch_using_ranges): Handle the case where the switch
24349 index is an integer constant.
24351 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24353 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24355 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24357 * doc/extend.texi, doc/invoke.texi: Fix typos.
24359 2009-04-17 Cary Coutant <ccoutant@google.com>
24361 * tree-flow-inline.h (get_lineno): Fix inverted test.
24363 2009-04-17 Diego Novillo <dnovillo@google.com>
24365 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24366 assertion for AVAIL_OUT.
24368 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24371 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24372 * config/sh/linux-atomic.asm: Likewise.
24374 2009-04-17 Diego Novillo <dnovillo@google.com>
24376 * except.c (debug_eh_tree): New.
24377 (struct eh_region, struct eh_status): Move ...
24378 * except.h: ... here.
24379 (add_type_for_runtime): Declare extern.
24380 (lookup_type_for_runtime): Likewise.
24381 (debug_eh_tree): Declare.
24382 * Makefile.in (GTFILES): List except.h before except.c
24384 2009-04-17 Diego Novillo <dnovillo@google.com>
24386 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24387 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24388 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24389 (find_vars_r): ... here.
24390 * tree-flow.h (find_referenced_vars_in): Declare.
24391 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24392 that AVAIL_OUT exists for BLOCK.
24393 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24394 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24395 (tree-parloops.o): Likewise.
24397 2009-04-17 Simon Baldwin <simonb@google.com>
24399 * toplev.c (default_tree_printer): Add handling for %E format.
24401 2009-04-17 Diego Novillo <dnovillo@google.com>
24403 * tree-pretty-print.c (dump_generic_node): Add break after
24404 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24405 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24406 FUNCTION_TYPE together. Call print_struct_decl when printing
24407 structures and TDF_SLIM is not given.
24408 (print_struct_decl): Fix logic for detecting recursion.
24410 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24413 * gcc.c (create_at_file): New.
24414 (compile_input_file_p): New.
24415 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24416 * main.c (main): Update call to toplev_main.
24417 * toplev.c (toplev_main): Change signature. Call expandargv.
24418 * toplev.h (toplev_main): Change signature.
24420 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24422 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24423 if the latter is not constant.
24425 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24427 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24429 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24431 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24432 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24434 2009-04-17 Richard Guenther <rguenther@suse.de>
24436 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24437 Handle component references view-converting an invariant address.
24439 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24441 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24442 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24443 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24444 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24445 Use @deftypevr rather than @deftypevar.
24447 2009-04-17 Richard Guenther <rguenther@suse.de>
24449 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24450 (get_prop_source_stmt): Likewise.
24451 (can_propagate_from): Likewise.
24453 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24455 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24456 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24457 (--with-multilib-list): Add default value.
24458 * configure: Regenerate.
24459 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24460 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24461 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24462 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24463 Don't add default cpu to multilib list unnecessarily, but do enable
24464 the relevant compiler option..
24465 Add support for --with-multilib-list=<blank> and
24466 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24467 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24468 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24469 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24470 TM_MULTILIB_CONFIG.
24471 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24472 (MULTILIB_OSDIRNAMES): New variable.
24473 * config/sh/t-1e: Delete file.
24474 * config/sh/t-mlib-sh1: Delete file.
24475 * config/sh/t-mlib-sh2: Delete file.
24476 * config/sh/t-mlib-sh2a: Delete file.
24477 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24478 * config/sh/t-mlib-sh2a-single: Delete file.
24479 * config/sh/t-mlib-sh2a-single-only: Delete file.
24480 * config/sh/t-mlib-sh2e: Delete file.
24481 * config/sh/t-mlib-sh3e: Delete file.
24482 * config/sh/t-mlib-sh4: Delete file.
24483 * config/sh/t-mlib-sh4-nofpu: Delete file.
24484 * config/sh/t-mlib-sh4-single: Delete file.
24485 * config/sh/t-mlib-sh4-single-only: Delete file.
24486 * config/sh/t-mlib-sh4a: Delete file.
24487 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24488 * config/sh/t-mlib-sh4a-single: Delete file.
24489 * config/sh/t-mlib-sh4a-single-only: Delete file.
24490 * config/sh/t-mlib-sh4al: Delete file.
24491 * config/sh/t-mlib-sh5-32media: Delete file.
24492 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24493 * config/sh/t-mlib-sh5-64media: Delete file.
24494 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24495 * config/sh/t-mlib-sh5-compact: Delete file.
24496 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24497 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24498 * doc/install.texi (Options specification): Add
24499 --with-multilib-list and --with-endian.
24501 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24503 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24505 (OBJS-common): Add plugin-version.o.
24506 (plugin-version.o): New.
24507 * gcc-plugin.h (plugin_gcc_version): New.
24508 (plugin_default_version_check): New.
24509 (plugin_init_func, plugin_init): Add version argument.
24510 * plugin-version.c: New.
24511 * plugin.c (str_plugin_gcc_version_name): New.
24512 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24513 pass it to the init function.
24514 (plugin_default_version_check): New.
24516 2009-04-17 Richard Guenther <rguenther@suse.de>
24518 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24519 for decl-vs-decl disambiguation.
24521 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24523 * config/s390/s390.h (s390_tune_attr): New macro definition.
24524 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24526 2009-04-17 Richard Guenther <rguenther@suse.de>
24528 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24529 (fold_stmt_r): Likewise.
24530 (maybe_fold_reference): New function.
24531 (fold_gimple_assign): Handle cases fold_stmt_r did.
24532 (fold_stmt): Do not use fold_stmt_r.
24533 (fold_stmt_inplace): Likewise.
24535 2009-04-17 Richard Guenther <rguenther@suse.de>
24537 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24538 (record_equivalences_from_stmt): Remove useless checks and
24540 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24541 the type is already suitable.
24543 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24545 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24547 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24549 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24550 (CMPtype): Define as __gcc_CMPtype.
24552 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24554 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24555 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24557 2009-04-17 Richard Guenther <rguenther@suse.de>
24559 PR tree-optimization/39746
24560 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24561 special-casing for builtins and static variable use/def.
24562 (call_may_clobber_ref_p_1): Likewise.
24564 2009-04-16 Ian Lance Taylor <iant@google.com>
24566 * df.h: Include "timevar.h".
24567 (struct df_problem): Change tv_id field to timevar_id_t.
24568 * tree-pass.h: Include "timevar.h".
24569 (struct opt_pass): Change tv_id field to timevar_id_t.
24570 * timevar.h (timevar_id_t): Define TV_NONE.
24571 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24572 TV_NONE rather than tv_id != 0.
24573 (execute_one_pass): Likewise.
24574 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24575 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24576 dependencies to $(TREE_PASS_H).
24577 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24579 (pass_branch_target_load_optimize2): Likewise.
24580 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24581 (pass_outof_cfg_layout_mode): Likewise.
24582 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24583 (pass_rebuild_cgraph_edges): Likewise.
24584 (pass_remove_cgraph_callee_edges): Likewise.
24585 * df-core.c (pass_df_initialize_opt): Likewise.
24586 (pass_df_initialize_no_opt): Likewise.
24587 (pass_df_finish): Likewise.
24588 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24589 * except.c (pass_set_nothrow_function_flags): Likewise.
24590 (pass_convert_to_eh_region_ranges): Likewise.
24591 * final.c (pass_compute_alignments): Likewise.
24592 * function.c (pass_instantiate_virtual_regs): Likewise.
24593 (pass_init_function): Likewise.
24594 (pass_leaf_regs): Likewise.
24595 (pass_match_asm_constraints): Likewise.
24596 * gimple-low.c (pass_lower_cf): Likewise.
24597 (pass_mark_used_blocks): Likewise.
24598 * init-regs.c (pass_initialize_regs): Likewise.
24599 * integrate.c (pass_initial_value_sets): Likewise.
24600 * ira.c (pass_ira): Likewise.
24601 * jump.c (pass_cleanup_barriers): Likewise.
24602 * omp-low.c (pass_expand_omp): Likewise.
24603 (pass_lower_omp): Likewise.
24604 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24605 * recog.c (pass_split_all_insns): Likewise.
24606 (pass_split_after_reload): Likewise.
24607 (pass_split_before_regstack): Likewise.
24608 (pass_split_before_sched2): Likewise.
24609 (pass_split_for_shorten_branches): Likewise.
24610 * reginfo.c (pass_reginfo_init): Likewise.
24611 (pass_subregs_of_mode_init): Likewise.
24612 (pass_subregs_of_mode_finish): Likewise.
24613 * passes.c (pass_postreload): Likewise.
24614 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24615 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24616 (pass_warn_function_return): Likewise.
24617 (pass_warn_function_noreturn): Likewise.
24618 * tree-complex.c (pass_lower_complex): Likewise.
24619 (pass_lower_complex_O0): Likewise.
24620 * tree-if-conv.c (pass_if_conversion): Likewise.
24621 * tree-into-ssa.c (pass_build_ssa): Likewise.
24622 * tree-mudflap.c (pass_mudflap_1): Likewise.
24623 (pass_mudflap_2): Likewise.
24624 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24625 (pass_mudflap_2): Likewise.
24626 * tree-nrv.c (pass_return_slot): Likewise.
24627 * tree-object-size.c (pass_object_sizes): Likewise.
24628 * tree-optimize.c (pass_all_optimizations): Likewise.
24629 (pass_early_local_passes): Likewise.
24630 (pass_all_early_optimizations): Likewise.
24631 (pass_cleanup_cfg): Likewise.
24632 (pass_cleanup_cfg_post_optimizing): Likewise.
24633 (pass_free_datastructures): Likewise.
24634 (pass_free_cfg_annotations): Likewise.
24635 (pass_fixup_cfg): Likewise.
24636 (pass_init_datastructures): Likewise.
24637 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24638 (pass_late_warn_uninitialized): Likewise.
24639 (pass_update_address_taken): Likewise.
24640 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24641 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24642 (pass_cse_sincos): Likewise.
24643 (pass_convert_to_rsqrt): Likewise.
24644 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24645 * tree-stdarg.c (pass_stdarg): Likewise.
24646 * tree-tailcall.c (pass_tail_recursion): Likewise.
24647 (pass_tail_calls): Likewise.
24648 * tree-vect-generic.c (pass_lower_vector): Likewise.
24649 (pass_lower_vector_ssa): Likewise.
24650 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24652 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24654 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24656 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24658 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24659 logical and signext.
24661 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24664 * config/sh/predicates.md (arith_operand): Check if the operand
24665 of TRUNCATE is a REG.
24667 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24669 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24670 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24672 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24674 * tree-iterator.c (tsi_split_statement_list_after,
24675 tsi_split_statement_list_before): Remove.
24676 * tree-iterator.h: Remove the prototypes for
24677 tsi_split_statement_list_after and tsi_split_statement_list_before.
24679 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24681 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24682 * tree-ssa-propagate.h: Remove the prototype for
24683 stmt_makes_single_load.
24685 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24687 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24688 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24690 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24692 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24694 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24696 * except.c (eh_region_outer_p): Remove.
24697 * except.h: Remove the prototype for eh_region_outer_p.
24699 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24701 * function.c (current_function_assembler_name): Remove.
24702 * function.h: Remove the prototype for
24703 current_function_assembler_name.
24705 2009-04-16 Ian Lance Taylor <iant@google.com>
24707 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24708 (add_reg_note): Call alloc_reg_note.
24709 * rtl.h (alloc_reg_note): Declare.
24710 * combine.c (try_combine): Use alloc_reg_note.
24711 (recog_for_combine, move_deaths): Likewise.
24712 (distribute_notes): Use alloc_reg_note and add_reg_note.
24713 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24714 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24715 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24717 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24719 PR rtl-optimization/39762
24720 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24721 ira_may_move_out_cost): Add comments about way of their usage.
24722 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24724 * ira-conflicts.c (process_regs_for_copy): Use function
24725 ira_get_register_move_cost instead of global
24726 ira_register_move_cost.
24728 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24729 color_pass, move_spill_restore, update_curr_costs): Ditto.
24731 * ira-lives.c (process_single_reg_class_operands): Ditto.
24733 * ira-emit.c (emit_move_list): Ditto.
24735 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24736 (record_reg_classes): Ditto. Use functions
24737 ira_get_register_move_cost and ira_get_may_move_cost instead of
24738 global vars ira_register_move_cost, ira_may_move_out_cost and
24739 ira_may_move_in_cost.
24740 (record_address_regs): Don't call ira_init_register_move_cost.
24741 Use function ira_get_may_move_cost instead of global
24742 ira_may_move_in_cost.
24743 (process_bb_node_for_hard_reg_moves): Use function
24744 ira_get_register_move_cost instead of global ira_register_move_cost.
24745 (ira_costs): Don't call ira_init_register_move_cost.
24747 2009-04-16 Richard Guenther <rguenther@suse.de>
24749 * tree-cfg.c (verify_gimple_assign_binary):
24750 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24751 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24752 (create_general_new_stmt): Note that this function is broken.
24754 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24756 * common.opt (fhelp): Add Var(help_flag).
24757 * gcc-plugin.h (plugin_info): Add help.
24758 * plugin.c (plugin_name_args): Add help.
24759 (register_plugin_info): Set plugin->help.
24760 (print_help_one_plugin): New.
24761 (print_plugins_help): New.
24762 * plugin.h (print_plugins_help): New.
24763 * toplev.c (toplev_main): Call print_plugins_help if needed.
24765 2009-04-16 Richard Guenther <rguenther@suse.de>
24767 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24768 (gimple_ior_addresses_taken_1): New function.
24769 (gimple_ior_addresses_taken): Likewise.
24770 * gimple.h (struct gimple_statement_with_ops_base): Remove
24771 addresses_taken member.
24772 (gimple_ior_addresses_taken): Declare.
24773 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24774 gimple_set_addresses_taken): Remove.
24775 * ipa-reference.c (mark_address): New function.
24776 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24777 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24778 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24779 (gimple_add_to_addresses_taken): Remove.
24780 (get_tmr_operands): Call mark_address_taken.
24781 (get_asm_expr_operands): Likewise.
24782 (get_expr_operands): Likewise.
24783 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24784 (free_stmt_operands): Do not free it.
24785 * tree-ssa.c (delete_tree_ssa): Likewise.
24786 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24788 2009-04-16 Richard Guenther <rguenther@suse.de>
24790 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24791 (walk_stmt_load_store_ops): Likewise.
24792 * gimple.c (get_base_loadstore): New function.
24793 (walk_stmt_load_store_addr_ops): Likewise.
24794 (walk_stmt_load_store_ops): Likewise.
24795 * ipa-pure-const.c (check_op): Simplify.
24796 (check_load, check_store): New functions.
24797 (check_stmt): Use walk_stmt_load_store_ops.
24798 * ipa-reference.c (mark_load): Adjust signature.
24799 (mark_store): Likewise.
24800 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24802 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24804 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24805 (plugin_info): New.
24806 * opts.c (common_handle_option): Don't call print_version.
24807 * plugin.c (plugin_name_args): Add version.
24808 (register_plugin_info): New.
24809 (register_callback): Handle PLUGIN_INFO.
24810 (try_init_one_plugin): New.
24811 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24813 (finalize_one_plugin): New.
24814 (finalize_plugins): New.
24815 (print_one_plugin): New.
24816 (print_plugins_versions): New.
24817 * plugin.h (print_plugins_versions): New.
24818 (finalize_plugins): New.
24819 * toplev.c (compile_file): Don't call initialize_plugins.
24820 (print_version): Call print_plugins_versions.
24821 (toplev_main): Call initialize_plugins. Print version if needed.
24822 Call finalize_plugins.
24824 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24826 * common.opt (fversion): New.
24827 * gcc.c (print_version): New.
24828 (process_command): Don't print the version. Just set print_version.
24829 (main): Print version. Call subprocesses if print_version and
24830 verbose_flag are set.
24831 * opts.c (common_handle_option): Handle OPT_fversion.
24833 2009-04-16 Richard Guenther <rguenther@suse.de>
24834 Ira Rosen <irar@il.ibm.com>
24836 PR tree-optimization/39698
24837 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24838 type of the reduction variable. Only generate the def if
24841 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24842 make sure to first convert to an integer of the same precision.
24843 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24844 the type of the evolution correctly in computing the new
24845 induction variable base.
24847 2009-04-16 Richard Guenther <rguenther@suse.de>
24849 PR middle-end/39625
24850 * tree-cfg.c (make_blocks): Split statements with to-be
24851 abnormal SSA names on the lhs.
24853 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24855 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24856 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24857 * c-typeck.c (really_start_incremental_init): Likewise.
24858 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24859 (TARGET_INITIALIZER): Remove it.
24860 * target.h (struct target): Remove vector_opaque_p.
24861 * tree.c (build_opaque_vector_type): New.
24862 * tree.h (TYPE_VECTOR_OPAQUE): New.
24863 (build_opaque_vector_type): Declare.
24864 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24865 * config/rs6000/rs6000.c (build_opaque_vector_type,
24866 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24867 (rs6000_init_builtins): Use build_opaque_vector_type for
24868 opaque_V4SI_type_node.
24870 2009-04-15 Catherine Moore <clm@codesourcery.com>
24872 * debug.h (set_name): Declare.
24873 * dwarf2out.c (dwarf2out_set_name): Declare.
24874 (dwarf2_debug_hooks): Add set_name.
24875 (find_AT_string): New.
24876 (add_AT_string): Call find_AT_string.
24877 (dwarf2out_set_name): New.
24878 * cp/decl.c (grokdeclarator): Call set_name.
24879 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24880 * debug.c (do_nothing_debug_hooks): Likewise.
24881 * dbxout.c (dbx_debug_hooks): Likewise.
24882 * sdbout.c (sdb_debug_hooks): Likewise.
24884 2009-04-15 Michael Eager <eager@eagercon.com>
24886 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24887 reg for single-precision FPU.
24888 * config/rs6000/rs6000.md (movsi_internal1): Only for
24889 !TARGET_SINGLE_FPU.
24890 (movsi_internal1_single): New. Add pattern to move SI values to/from
24891 single-precision FP regs.
24893 2009-04-15 Richard Guenther <rguenther@suse.de>
24895 * omp-low.c (lower_rec_input_clauses): Build correct address
24897 (expand_omp_for_generic): Fix multiplication type.
24898 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24899 (generate_memset_zero): Fix types.
24900 * tree-profile.c (prepare_instrumented_value): Correctly
24903 2009-04-15 Ian Lance Taylor <iant@google.com>
24905 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24906 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24907 for -Wall and for -Wc++-compat.
24908 (c_common_post_options): For C++, set warn_enum_compare if not
24910 * c-tree.h (struct c_expr): Add field original_type.
24911 (build_external_ref): Update declaration.
24912 * c-parser.c (c_parser_braced_init): Set original_type.
24913 (c_parser_initelt): Likewise.
24914 (c_parser_expr_no_commas): Likewise.
24915 (c_parser_conditional_expression): Likewise.
24916 (c_parser_cast_expression): Likewise.
24917 (c_parser_unary_expression): Likewise. Pull setting of
24918 original_code to top of function.
24919 (c_parser_sizeof_expression): Set original_type.
24920 (c_parser_alignof_expression): Likewise.
24921 (c_parser_postfix_expression): Likewise. Pull setting of
24922 original_code to top of function.
24923 (c_parser_postfix_expression_after_paren_type): Set original_type.
24924 (c_parser_postfix_expression_after_primary): Likewise.
24925 (c_parser_expression): Likewise.
24926 * c-typeck.c (build_external_ref): Add type parameter. Change all
24928 (c_expr_sizeof_expr): Set original_type field.
24929 (parser_build_unary_op): Likewise.
24930 (parser_build_binary_op): Likewise. Optionally warn about
24931 comparisons of enums of different types.
24932 (digest_init): Set original_type field.
24933 (really_start_incremental_init): Likewise.
24934 (push_init_level, pop_init_level): Likewise.
24935 * doc/invoke.texi (Warning Options): -Wenum-compare now
24938 2009-04-15 Richard Guenther <rguenther@suse.de>
24940 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24941 out a necessary conversion.
24942 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24943 names we didn't value number.
24944 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24946 2009-04-15 Richard Guenther <rguenther@suse.de>
24948 PR tree-optimization/39764
24949 * tree-ssa-ccp.c (get_value): Canonicalize value with
24950 canonicalize_float_value.
24952 2009-04-15 Jan Hubicka <jh@suse.cz>
24954 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24955 Wrong version of patch.
24957 2009-04-15 Jan Hubicka <jh@suse.cz>
24959 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24961 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24963 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24964 our distinct integral and vector types.
24966 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24968 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24969 * init.c (build_vtbl_address): Remove call to assemble_external.
24971 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24973 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24974 output for other floating point modes.
24976 2009-04-14 Diego Novillo <dnovillo@google.com>
24978 * diagnostic.c (diagnostic_report_diagnostic): Do not
24979 warn about loaded plugins for DK_ERROR and DK_WARNING.
24980 * c-decl.c (declspecs_add_type): Move call to
24981 invoke_plugin_callbacks ...
24982 * c-parser.c (c_parser_declspecs): ... here.
24983 * plugin.c (dump_active_plugins): Tidy output.
24985 2009-04-14 Diego Novillo <dnovillo@google.com>
24986 Le-Chun Wu <lcwu@google.com>
24988 * configure.ac: Add --enable-plugin support.
24989 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24990 * Makefile.in (PLUGIN_H): Define.
24991 Export ENABLE_PLUGIN and GMPINC to site.exp.
24992 Add PLUGINLIBS to link command.
24993 Add/modify dependencies for plugin.o and files including plugin.h.
24995 * config.in: Regenerate.
24997 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25000 2009-04-14 Le-Chun Wu <lcwu@google.com>
25002 * tree-pass.h (register_one_dump_file): Add a prototype for
25003 register_one_dump_file.
25004 * toplev.c (compile_file): Call initialize_plugins.
25005 (do_compile): Call invoke_plugin_callbacks.
25006 (toplev_main): Call invoke_plugin_callbacks.
25007 * common.opt: Add -fplugin= and -fplugin-arg-.
25008 * gcc-plugin.h: New public header file for plugins to include.
25009 * plugin.c: New source file.
25010 * plugin.h: New internal header file.
25011 * passes.c (register_one_dump_file): Make it external.
25013 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25015 2009-04-14 Diego Novillo <dnovillo@google.com>
25017 * doc/plugins.texi: New.
25018 * doc/gccint.texi: Add reference to Plugins chapter.
25019 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25020 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25021 loaded plugins, if any.
25022 * timevar.def (TV_PLUGIN_INIT): Define.
25023 (TV_PLUGIN_RUN): Define.
25024 * plugin.c: Include timevar.h
25025 (plugins_active_p): New.
25026 (dump_active_plugins): New.
25027 (debug_active_plugins): New.
25029 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25031 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25033 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25035 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25037 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25038 the same as a minus without a shift.
25040 2009-04-14 Nick Clifton <nickc@redhat.com>
25042 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25043 comparisons with small integers will always produce a short
25046 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25049 2008-12-19 Diego Novillo <dnovillo@google.com>
25051 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25053 2009-04-14 Richard Guenther <rguenther@suse.de>
25055 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25057 (verify_gimple_assign_binary): Likewise. Handle shifts and
25059 (verify_gimple_phi): Print the mismatched argument position.
25060 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25062 (vect_update_init_of_dr): Likewise.
25063 * matrix-reorg.c (transform_access_sites): Do what the
25065 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25067 2009-04-13 Michael Eager <eager@eagercon.com>
25069 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25070 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25071 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25072 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25073 remove duplicate config
25075 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25077 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25078 file_name:line_number type locator of the call site.
25080 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25082 * genautomata.c: Put blank after comma.
25083 (automaton_decls): New.
25084 (struct unit_usage): Add comments to member next.
25085 (store_alt_unit_usage): Keep the list ordered.
25086 (unit_present_on_list_p, equal_alternatives_p): New.
25087 (check_regexp_units_distribution): Check units distribution
25088 correctness correctly.
25089 (main): Don't write automata if error is found. Return correct
25092 * config/m68k/cf.md (cfv4_ds): Remove.
25093 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25094 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25096 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25097 power4-load-ext, power4-store, power4-store-update,
25098 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25099 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25100 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25101 power4-sqrt, power4-isync): Modify reservation to make correct
25102 unit distribution to automata.
25104 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25105 power5-store-update, power5-two, power5-three, power5-lmul,
25106 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25108 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25110 * except.c (pass_set_nothrow_function_flags): Set name and add
25112 (set_nothrow_function_flags): Mention in the dump file when
25113 changing a function to nothrow.
25115 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25118 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25119 instead of unsigned long.
25121 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25123 * config/arm/arm.c (return_used_this_function): Remove.
25124 (arm_output_function_prologue): Remove use of
25125 return_used_this_function.
25126 (output_return_instruction): Replace use of
25127 return_used_this_function
25128 by cfun->machine->return_used_this_function.
25129 (arm_output_epilogue): Likewise.
25130 (arm_output_function_epilogue): Likewise.
25131 (thumb_unexpanded_epilogue): Likewise.
25132 * config/arm/arm.h (struct machine_function):
25133 New member return_used_this_function.
25135 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25137 * doc/install.texi: Correct description of default directory for
25138 --with-gxx-include-dir.
25140 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25142 * fold-const.c (build_range_check): Properly deal with enumeral and
25143 boolean base types.
25145 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25147 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25148 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25149 * params.h (MAX_GCSE_PASSES): Remove.
25150 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25151 in sequence. Remove ability to run multiple passes.
25152 (bypass_jumps): Report run as third CPROP pass.
25154 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25156 PR middle-end/39651
25157 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25158 when deciding whether the whole SEQUENCE can throw.
25160 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25163 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25164 offseted label references.
25166 2009-04-11 Jan Hubicka <jh@suse.cz>
25168 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25170 2009-04-11 Richard Guenther <rguenther@suse.de>
25172 PR middle-end/39732
25173 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25174 return variables as TREE_ADDRESSABLE.
25176 2009-04-11 Richard Guenther <rguenther@suse.de>
25178 PR tree-optimization/39713
25179 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25180 reference trees have SSA_NAME operands.
25182 2009-04-11 Richard Guenther <rguenther@suse.de>
25185 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25186 address expressions.
25188 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25190 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25191 match changes in Cygwin 1.7
25192 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25193 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25195 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25197 PR tree-optimization/39701
25198 * doc/invoke.texi (Optimization Options): Document change in
25199 meaning and initialization of -fdelete-null-pointer-checks.
25201 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25203 PR middle-end/39701
25204 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25206 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25209 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25211 2009-04-10 Chao-ying Fu <fu@mips.com>
25213 * doc/tm.texi (Instruction Output): Document
25214 TARGET_ASM_FINAL_POSTSCAN_INSN.
25215 * target.h (final_postscan_insn): New field in asm_out.
25216 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25217 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25218 * final.c (final_scan_insn): Call
25219 targetm.asm_out.final_postscan_insn after outputting
25220 an asm macro and a normal instruction.
25222 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25223 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25224 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25225 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25226 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25228 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25230 PR middle-end/39701
25231 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25232 variables as non-NULL even with -fdelete-null-pointer-checks.
25234 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25236 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25238 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25241 * config/i386/i386.c (classify_argument): Handle SCmode with
25242 (bit_offset % 64) != 0.
25244 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25246 * doc/invoke.texi (Optimize Options): Add cross-reference to
25247 -Q --help=optimizers examples.
25249 2009-04-10 Ben Elliston <bje@au.ibm.com>
25252 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25253 regalign for the reg == fpr and TDmode case.
25255 2009-04-09 David Ayers <ayers@fsfe.org>
25258 * objc/objc-act.c (warn_with_method): Remove helper function.
25259 (check_duplicates): Call warning and inform directly.
25260 (really_start_method): Likewise.
25262 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25264 * expmed.c (expand_divmod): Always use a comparison for a division
25265 by a large unsigned integer.
25267 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25268 for things others than variables or functions as nonzero.
25270 2009-04-09 Nick Clifton <nickc@redhat.com>
25272 * unwind-compat.c: Change copyright header to refer to version
25273 3 of the GNU General Public License with version 3.1 of the
25274 GCC Runtime Library Exception and to point readers at the
25275 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25276 * config/alpha/crtfastmath.c: Likewise.
25277 * config/alpha/linux-unwind.h: Likewise.
25278 * config/alpha/qrnnd.asm: Likewise.
25279 * config/alpha/vms-crt0-64.c: Likewise.
25280 * config/alpha/vms-crt0.c: Likewise.
25281 * config/alpha/vms-dwarf2.asm: Likewise.
25282 * config/alpha/vms-dwarf2eh.asm: Likewise.
25283 * config/alpha/vms-psxcrt0-64.c: Likewise.
25284 * config/alpha/vms-psxcrt0.c: Likewise.
25285 * config/alpha/vms_tramp.asm: Likewise.
25286 * config/arc/initfini.c: Likewise.
25287 * config/arc/lib1funcs.asm: Likewise.
25288 * config/arm/bpabi-v6m.S: Likewise.
25289 * config/arm/bpabi.S: Likewise.
25290 * config/arm/bpabi.c: Likewise.
25291 * config/arm/crti.asm: Likewise.
25292 * config/arm/crtn.asm: Likewise.
25293 * config/arm/ieee754-df.S: Likewise.
25294 * config/arm/ieee754-sf.S: Likewise.
25295 * config/arm/lib1funcs.asm: Likewise.
25296 * config/arm/libunwind.S: Likewise.
25297 * config/arm/linux-atomic.c: Likewise.
25298 * config/arm/mmintrin.h: Likewise.
25299 * config/arm/pr-support.c: Likewise.
25300 * config/arm/unaligned-funcs.c: Likewise.
25301 * config/arm/unwind-arm.c: Likewise.
25302 * config/arm/unwind-arm.h: Likewise.
25303 * config/avr/libgcc.S: Likewise.
25304 * config/bfin/crti.s: Likewise.
25305 * config/bfin/crtlibid.s: Likewise.
25306 * config/bfin/crtn.s: Likewise.
25307 * config/bfin/lib1funcs.asm: Likewise.
25308 * config/bfin/linux-unwind.h: Likewise.
25309 * config/cris/arit.c: Likewise.
25310 * config/cris/cris_abi_symbol.c: Likewise.
25311 * config/darwin-64.c: Likewise.
25312 * config/darwin-crt2.c: Likewise.
25313 * config/darwin-crt3.c: Likewise.
25314 * config/darwin.h: Likewise.
25315 * config/dbxelf.h: Likewise.
25316 * config/dfp-bit.c: Likewise.
25317 * config/dfp-bit.h: Likewise.
25318 * config/elfos.h: Likewise.
25319 * config/fixed-bit.c: Likewise.
25320 * config/fixed-bit.h: Likewise.
25321 * config/fp-bit.c: Likewise.
25322 * config/fp-bit.h: Likewise.
25323 * config/fr30/crti.asm: Likewise.
25324 * config/fr30/crtn.asm: Likewise.
25325 * config/fr30/lib1funcs.asm: Likewise.
25326 * config/freebsd-spec.h: Likewise.
25327 * config/frv/cmovd.c: Likewise.
25328 * config/frv/cmovh.c: Likewise.
25329 * config/frv/cmovw.c: Likewise.
25330 * config/frv/frvbegin.c: Likewise.
25331 * config/frv/frvend.c: Likewise.
25332 * config/frv/lib1funcs.asm: Likewise.
25333 * config/glibc-stdint.h: Likewise.
25334 * config/h8300/clzhi2.c: Likewise.
25335 * config/h8300/crti.asm: Likewise.
25336 * config/h8300/crtn.asm: Likewise.
25337 * config/h8300/ctzhi2.c: Likewise.
25338 * config/h8300/fixunssfsi.c: Likewise.
25339 * config/h8300/lib1funcs.asm: Likewise.
25340 * config/h8300/parityhi2.c: Likewise.
25341 * config/h8300/popcounthi2.c: Likewise.
25342 * config/i386/ammintrin.h: Likewise.
25343 * config/i386/att.h: Likewise.
25344 * config/i386/avxintrin.h: Likewise.
25345 * config/i386/biarch64.h: Likewise.
25346 * config/i386/bmmintrin.h: Likewise.
25347 * config/i386/cpuid.h: Likewise.
25348 * config/i386/cross-stdarg.h: Likewise.
25349 * config/i386/crtfastmath.c: Likewise.
25350 * config/i386/crtprec.c: Likewise.
25351 * config/i386/cygming-crtbegin.c: Likewise.
25352 * config/i386/cygming-crtend.c: Likewise.
25353 * config/i386/cygwin.asm: Likewise.
25354 * config/i386/emmintrin.h: Likewise.
25355 * config/i386/gmm_malloc.h: Likewise.
25356 * config/i386/gthr-win32.c: Likewise.
25357 * config/i386/i386.h: Likewise.
25358 * config/i386/immintrin.h: Likewise.
25359 * config/i386/linux-unwind.h: Likewise.
25360 * config/i386/linux64.h: Likewise.
25361 * config/i386/mm3dnow.h: Likewise.
25362 * config/i386/mmintrin-common.h: Likewise.
25363 * config/i386/mmintrin.h: Likewise.
25364 * config/i386/nmmintrin.h: Likewise.
25365 * config/i386/pmm_malloc.h: Likewise.
25366 * config/i386/pmmintrin.h: Likewise.
25367 * config/i386/smmintrin.h: Likewise.
25368 * config/i386/sol2-c1.asm: Likewise.
25369 * config/i386/sol2-ci.asm: Likewise.
25370 * config/i386/sol2-cn.asm: Likewise.
25371 * config/i386/sol2-gc1.asm: Likewise.
25372 * config/i386/tmmintrin.h: Likewise.
25373 * config/i386/unix.h: Likewise.
25374 * config/i386/w32-unwind.h: Likewise.
25375 * config/i386/wmmintrin.h: Likewise.
25376 * config/i386/x86-64.h: Likewise.
25377 * config/i386/x86intrin.h: Likewise.
25378 * config/i386/xmmintrin.h: Likewise.
25379 * config/ia64/crtbegin.asm: Likewise.
25380 * config/ia64/crtend.asm: Likewise.
25381 * config/ia64/crtfastmath.c: Likewise.
25382 * config/ia64/crti.asm: Likewise.
25383 * config/ia64/crtn.asm: Likewise.
25384 * config/ia64/fde-glibc.c: Likewise.
25385 * config/ia64/lib1funcs.asm: Likewise.
25386 * config/ia64/linux-unwind.h: Likewise.
25387 * config/ia64/quadlib.c: Likewise.
25388 * config/ia64/unwind-ia64.c: Likewise.
25389 * config/linux.h: Likewise.
25390 * config/m32c/m32c-lib1.S: Likewise.
25391 * config/m32c/m32c-lib2-trapv.c: Likewise.
25392 * config/m32c/m32c-lib2.c: Likewise.
25393 * config/m32r/initfini.c: Likewise.
25394 * config/m68hc11/larith.asm: Likewise.
25395 * config/m68hc11/m68hc11-crt0.S: Likewise.
25396 * config/m68k/cf.md: Likewise.
25397 * config/m68k/crti.s: Likewise.
25398 * config/m68k/crtn.s: Likewise.
25399 * config/m68k/lb1sf68.asm: Likewise.
25400 * config/m68k/linux-unwind.h: Likewise.
25401 * config/mcore/crti.asm: Likewise.
25402 * config/mcore/crtn.asm: Likewise.
25403 * config/mcore/lib1.asm: Likewise.
25404 * config/mips/linux-unwind.h: Likewise.
25405 * config/mips/loongson.h: Likewise.
25406 * config/mips/mips16.S: Likewise.
25407 * config/mmix/crti.asm: Likewise.
25408 * config/mmix/crtn.asm: Likewise.
25409 * config/pa/fptr.c: Likewise.
25410 * config/pa/hpux-unwind.h: Likewise.
25411 * config/pa/lib2funcs.asm: Likewise.
25412 * config/pa/linux-atomic.c: Likewise.
25413 * config/pa/linux-unwind.h: Likewise.
25414 * config/pa/milli64.S: Likewise.
25415 * config/pa/quadlib.c: Likewise.
25416 * config/pa/stublib.c: Likewise.
25417 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25418 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25419 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25420 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25421 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25422 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25423 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25424 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25425 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25426 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25427 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25428 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25429 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25430 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25431 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25432 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25433 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25434 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25435 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25436 * config/rs6000/750cl.h: Likewise.
25437 * config/rs6000/altivec.h: Likewise.
25438 * config/rs6000/biarch64.h: Likewise.
25439 * config/rs6000/crtresfpr.asm: Likewise.
25440 * config/rs6000/crtresgpr.asm: Likewise.
25441 * config/rs6000/crtresxfpr.asm: Likewise.
25442 * config/rs6000/crtresxgpr.asm: Likewise.
25443 * config/rs6000/crtsavfpr.asm: Likewise.
25444 * config/rs6000/crtsavgpr.asm: Likewise.
25445 * config/rs6000/darwin-asm.h: Likewise.
25446 * config/rs6000/darwin-fallback.c: Likewise.
25447 * config/rs6000/darwin-fpsave.asm: Likewise.
25448 * config/rs6000/darwin-ldouble.c: Likewise.
25449 * config/rs6000/darwin-tramp.asm: Likewise.
25450 * config/rs6000/darwin-unwind.h: Likewise.
25451 * config/rs6000/darwin-vecsave.asm: Likewise.
25452 * config/rs6000/darwin-world.asm: Likewise.
25453 * config/rs6000/e500crtres32gpr.asm: Likewise.
25454 * config/rs6000/e500crtres64gpr.asm: Likewise.
25455 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25456 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25457 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25458 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25459 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25460 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25461 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25462 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25463 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25464 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25465 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25466 * config/rs6000/eabi-ci.asm: Likewise.
25467 * config/rs6000/eabi-cn.asm: Likewise.
25468 * config/rs6000/eabi.asm: Likewise.
25469 * config/rs6000/linux-unwind.h: Likewise.
25470 * config/rs6000/linux64.h: Likewise.
25471 * config/rs6000/paired.h: Likewise.
25472 * config/rs6000/paired.md: Likewise.
25473 * config/rs6000/ppc64-fp.c: Likewise.
25474 * config/rs6000/ppu_intrinsics.h: Likewise.
25475 * config/rs6000/rs6000.h: Likewise.
25476 * config/rs6000/si2vmx.h: Likewise.
25477 * config/rs6000/sol-ci.asm: Likewise.
25478 * config/rs6000/sol-cn.asm: Likewise.
25479 * config/rs6000/spe.h: Likewise.
25480 * config/rs6000/spu2vmx.h: Likewise.
25481 * config/rs6000/sysv4.h: Likewise.
25482 * config/rs6000/tramp.asm: Likewise.
25483 * config/rs6000/vec_types.h: Likewise.
25484 * config/s390/linux-unwind.h: Likewise.
25485 * config/s390/tpf-unwind.h: Likewise.
25486 * config/score/crti.asm: Likewise.
25487 * config/score/crtn.asm: Likewise.
25488 * config/sh/crt1.asm: Likewise.
25489 * config/sh/crti.asm: Likewise.
25490 * config/sh/crtn.asm: Likewise.
25491 * config/sh/divtab-sh4-300.c: Likewise.
25492 * config/sh/divtab-sh4.c: Likewise.
25493 * config/sh/divtab.c: Likewise.
25494 * config/sh/lib1funcs-4-300.asm: Likewise.
25495 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25496 * config/sh/lib1funcs.asm: Likewise.
25497 * config/sh/lib1funcs.h: Likewise.
25498 * config/sh/linux-atomic.asm: Likewise.
25499 * config/sh/linux-unwind.h: Likewise.
25500 * config/sh/shmedia.h: Likewise.
25501 * config/sh/sshmedia.h: Likewise.
25502 * config/sh/ushmedia.h: Likewise.
25503 * config/sparc/crtfastmath.c: Likewise.
25504 * config/sparc/linux-unwind.h: Likewise.
25505 * config/sparc/sol2-c1.asm: Likewise.
25506 * config/sparc/sol2-ci.asm: Likewise.
25507 * config/sparc/sol2-cn.asm: Likewise.
25508 * config/spu/divmodti4.c: Likewise.
25509 * config/spu/divv2df3.c: Likewise.
25510 * config/spu/float_disf.c: Likewise.
25511 * config/spu/float_unsdidf.c: Likewise.
25512 * config/spu/float_unsdisf.c: Likewise.
25513 * config/spu/float_unssidf.c: Likewise.
25514 * config/spu/mfc_multi_tag_release.c: Likewise.
25515 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25516 * config/spu/mfc_tag_release.c: Likewise.
25517 * config/spu/mfc_tag_reserve.c: Likewise.
25518 * config/spu/mfc_tag_table.c: Likewise.
25519 * config/spu/multi3.c: Likewise.
25520 * config/spu/spu_internals.h: Likewise.
25521 * config/spu/spu_intrinsics.h: Likewise.
25522 * config/spu/spu_mfcio.h: Likewise.
25523 * config/spu/vec_types.h: Likewise.
25524 * config/spu/vmx2spu.h: Likewise.
25525 * config/stormy16/stormy16-lib2.c: Likewise.
25526 * config/svr4.h: Likewise.
25527 * config/sync.c: Likewise.
25528 * config/v850/lib1funcs.asm: Likewise.
25529 * config/vxlib-tls.c: Likewise.
25530 * config/vxlib.c: Likewise.
25531 * config/vxworks-dummy.h: Likewise.
25532 * config/xtensa/crti.asm: Likewise.
25533 * config/xtensa/crtn.asm: Likewise.
25534 * config/xtensa/ieee754-df.S: Likewise.
25535 * config/xtensa/ieee754-sf.S: Likewise.
25536 * config/xtensa/lib1funcs.asm: Likewise.
25537 * config/xtensa/lib2funcs.S: Likewise.
25538 * config/xtensa/linux-unwind.h: Likewise.
25539 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25540 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25541 * coretypes.h: Likewise.
25542 * crtstuff.c: Likewise.
25543 * defaults.h: Likewise.
25544 * dwarf2.h: Likewise.
25545 * emutls.c: Likewise.
25546 * gbl-ctors.h: Likewise.
25547 * gcov-io.h: Likewise.
25548 * ginclude/float.h: Likewise.
25549 * ginclude/iso646.h: Likewise.
25550 * ginclude/stdarg.h: Likewise.
25551 * ginclude/stdbool.h: Likewise.
25552 * ginclude/stddef.h: Likewise.
25553 * ginclude/stdfix.h: Likewise.
25554 * ginclude/stdint-gcc.h: Likewise.
25555 * ginclude/tgmath.h: Likewise.
25556 * gthr-aix.h: Likewise.
25557 * gthr-dce.h: Likewise.
25558 * gthr-gnat.c: Likewise.
25559 * gthr-gnat.h: Likewise.
25560 * gthr-lynx.h: Likewise.
25561 * gthr-mipssde.h: Likewise.
25562 * gthr-nks.h: Likewise.
25563 * gthr-posix.c: Likewise.
25564 * gthr-posix.h: Likewise.
25565 * gthr-posix95.h: Likewise.
25566 * gthr-rtems.h: Likewise.
25567 * gthr-single.h: Likewise.
25568 * gthr-solaris.h: Likewise.
25569 * gthr-tpf.h: Likewise.
25570 * gthr-vxworks.h: Likewise.
25571 * gthr-win32.h: Likewise.
25572 * gthr.h: Likewise.
25573 * libgcc2.c: Likewise.
25574 * libgcc2.h: Likewise.
25575 * libgcov.c: Likewise.
25576 * tsystem.h: Likewise.
25577 * typeclass.h: Likewise.
25578 * unwind-c.c: Likewise.
25579 * unwind-compat.h: Likewise.
25580 * unwind-dw2-fde-compat.c: Likewise.
25581 * unwind-dw2-fde-darwin.c: Likewise.
25582 * unwind-dw2-fde-glibc.c: Likewise.
25583 * unwind-dw2-fde.c: Likewise.
25584 * unwind-dw2-fde.h: Likewise.
25585 * unwind-dw2.c: Likewise.
25586 * unwind-dw2.h: Likewise.
25587 * unwind-generic.h: Likewise.
25588 * unwind-pe.h: Likewise.
25589 * unwind-sjlj.c: Likewise.
25590 * unwind.inc: Likewise.
25591 * config/arm/neon-gen.ml: Change generated copyright header to
25592 refer to version 3 of the GNU General Public License with
25593 version 3.1 of the GCC Runtime Library Exception and to point
25594 readers at the COPYING3 and COPYING3.RUNTIME files and the
25595 FSF's license web page.
25596 * config/arm/arm_neon.h: Regenerate.
25598 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25600 * config/cris/cris.md: Change copyright header to refer to version
25601 3 of the GNU General Public License.
25602 * doc/install.texi2html: Change copyright header to refer to version
25603 3 of the GNU General Public License and to point readers at the
25604 COPYING3 file and the FSF's license web page.
25605 * config/vax/linux.h: Likewise.
25607 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25609 * config/i386/i386.md (cmpcc): New.
25610 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25611 (sync_compare_and_swap_cc*): Delete.
25613 * config/s390/s390.c (s390_compare_emitted): Remove.
25614 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25615 s390_compare_emitted used to be handled. Assert that modes match.
25616 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25617 refer to sync_compare_and_swap_ccsi.
25618 * config/s390/s390.h (s390_compare_emitted): Remove.
25619 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25620 instead of s390_compare_emitted.
25621 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25622 instead of s390_compare_emitted.
25623 * config/s390/s390.md (cmpcc): New.
25624 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25625 CC_REGNUM, do not pretend it's set.
25626 (sync_compare_and_swap_cc*): Delete.
25627 * config/s390/predicates.md (cc_reg_operand): New.
25629 * expr.c (sync_compare_and_swap_cc): Delete.
25630 * optabs.h (sync_compare_and_swap_cc): Delete.
25631 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25632 is being used with can_compare_p.
25633 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25634 (find_cc_set): New.
25635 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25636 look for a MODE_CC set instead. Use emit_store_flag.
25637 (expand_compare_and_swap_loop): Likewise, with some additional
25638 complication to avoid a force_reg when useless. Use
25639 emit_cmp_and_jump_insns.
25640 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25641 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25642 sync_compare_and_swap documentation.
25644 2009-04-09 Jan Hubicka <jh@suse.cz>
25646 * except.c (find_prev_try): Break out from ....
25647 (duplicate_eh_regions): ... here; properly update prev_try pointers
25648 when duplication part of tree.
25649 (dump_eh_tree): Improve dumping.
25650 (verify_eh_region): New.
25651 (verify_eh_tree): Use it.
25653 2009-04-06 Richard Guenther <rguenther@suse.de>
25655 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25656 &ARRAY addresses by adjusting their types and prepending
25658 * tree-cfg.c (verify_gimple_assign_single): Verify that
25659 addresses are correct.
25661 2009-04-09 Richard Guenther <rguenther@suse.de>
25663 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25664 indices into an array reference if possible.
25665 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25666 Fold POINTER_PLUS_EXPR statements with invariant address.
25668 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25671 * config.gcc (powerpc64-*-linux*): Always build biarch.
25673 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25676 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25677 it and pedwarn if this results in an INTEGER_CST.
25679 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25681 * doc/install.texi: Update minimum GMP version. Remove obsolete
25682 text in MPFR section.
25684 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25686 * dwarf2out.c (class_scope_p): New static inline.
25687 (class_or_namespace_scope_p): Use it.
25688 (gen_variable_die): Use DW_TAG_member tag for static data member
25689 declarations instead of DW_TAG_variable.
25691 PR middle-end/39573
25692 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25695 2009-04-08 Richard Guenther <rguenther@suse.de>
25697 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25698 valueize random data.
25700 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25702 * config.gcc (aix tm_file): Add aix-stdint.h.
25703 (aix tm clause use_gcc_stdint): Set to wrap.
25704 * config/rs6000/aix-stdint.h: New file.
25706 2009-04-08 Richard Guenther <rguenther@suse.de>
25708 PR middle-end/36291
25709 * tree-dfa.c (add_referenced_var): Do not recurse into
25710 global initializers.
25711 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25713 (fold_const_aggregate_ref): Likewise.
25715 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25717 * recog.c (ordered_comparison_operator): New.
25718 * gensupport.c (std_preds): Add it.
25719 * doc/md.texi (Machine-Independent Predicates): Document it.
25721 2009-04-08 Jan Hubicka <jh@suse.cz>
25723 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25724 * function.h (rtl_eh): Remove exception_handler_label_map.
25725 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25726 remove_exception_handler_label, for_each_eh_label_1): Remove.
25727 (rtl_remove_unreachable_regions): Remove.
25728 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25729 (find_exception_handler_labels): Don't build the hashtable.
25730 (maybe_remove_eh_handler): Remove.
25731 (for_each_eh_label): Rewrite to walk the tree.
25732 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25733 * except.h (maybe_remove_eh_handler): Remove.
25734 * passes.c (init_optimization_passes): Schedule second EH cleanup
25736 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25737 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25739 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25741 * genoutput.c (validate_optab_operands): New.
25742 (gen_insn, gen_expand): Call it.
25744 * genflags.c (gen_insn): Detect misused iterators.
25745 (main): Pass line_no to gen_insn, exit with status 1 on error.
25747 * genextract.c (line_no): Make global.
25748 (VEC_safe_set_locstr): Change assertion to error message.
25749 (main): Exit with status 1 on error.
25751 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25755 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25756 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25757 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25758 * c-convert.c (convert): Do not call fold on results of conversion
25759 functions when the result is a C_MAYBE_CONST_EXPR.
25760 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25761 of __builtin_choose_expr.
25762 * c-typeck.c (remove_c_maybe_const_expr): New.
25763 (build_unary_op, build_conditional_expr, build_compound_expr,
25764 build_binary_op, c_objc_common_truthvalue_conversion): Call
25765 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25768 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25770 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25771 CODE to produce a new one. Add a prototype to use fold_convert_const
25773 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25776 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25777 mix declarations and code.
25779 2009-04-08 Ben Elliston <bje@au.ibm.com>
25781 * gcc.c: Replace `CC' with `GCC' throughout.
25783 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25785 * doc/invoke.texi: Document Atom support.
25787 2009-04-07 Jason Merrill <jason@redhat.com>
25790 * c-common.h, c-common.c: Add flag_pretty_templates.
25791 * c-opts.c (c_common_handle_option): Set it.
25792 * c.opt: Add -fno-pretty-templates.
25793 * doc/invoke.texi (C++ Dialect Options): Likewise.
25795 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25797 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25798 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25799 (ia64_expand_builtin): Likewise.
25801 2009-04-07 Martin Jambor <mjambor@suse.cz>
25803 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25804 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25805 ADDR_EXPRS are include too.
25807 2009-04-07 Richard Guenther <rguenther@suse.de>
25809 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25810 decls are only used if passes as parameters or if they are
25811 local statics and the call is not to a builtin.
25812 (call_may_clobber_ref_p_1): Likewise.
25814 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25816 * expr.c (do_store_flag): Remove last argument. Simplify code
25817 to avoid duplication of tests already done by can_compare_p.
25818 (expand_expr_real_1): Adjust caller.
25820 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25822 * optabs.c (can_compare_p): Test the predicate of a
25823 cbranch and cstore pattern.
25825 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25827 * expr.c (convert_move): Use emit_store_flag instead of
25830 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25832 * config/i386/i386.c (ix86_compare_emitted): Remove.
25833 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25834 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25835 * config/i386/i386.h (ix86_compare_emitted): Remove.
25836 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25837 instead of ix86_compare_emitted.
25838 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25840 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25842 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25843 Add t-sysroot-suffix to tmake_file.
25844 * config/print-sysroot-suffix.sh: New file.
25845 * config/t-sysroot-suffix: New file.
25847 2009-04-07 Ben Elliston <bje@au.ibm.com>
25849 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25850 as the latter produces a warning when the target does not support
25853 2009-04-07 Ben Elliston <bje@au.ibm.com>
25855 * dfp.c: Replace type punning assignments with memcpy throughout.
25856 * Makefile.in (dfp.o-warn): Remove.
25858 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25861 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25862 Include soft-fp/t-softfp after rs6000/t-linux64.
25864 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25866 * stor-layout.c (set_sizetype): Use the full precision of their
25867 machine mode for bitsize types.
25869 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25871 * config/i386/i386.md: Revert 2 accidental checkins.
25873 2009-04-06 Joey Ye <joey.ye@intel.com>
25874 Xuepeng Guo <xuepeng.guo@intel.com>
25875 H.J. Lu <hongjiu.lu@intel.com>
25877 Atom pipeline model, tuning and insn selection.
25878 * config.gcc (atom): Add atom config options and target.
25880 * config/i386/atom.md: New.
25882 * config/i386/i386.c (atom_cost): New cost.
25883 (m_ATOM): New macro flag.
25884 (initial_ix86_tune_features): Set m_ATOM.
25885 (x86_accumulate_outgoing_args): Likewise.
25886 (x86_arch_always_fancy_math_387): Likewise.
25887 (processor_target): Add Atom cost.
25888 (cpu_names): Add Atom cpu name.
25889 (override_options): Set Atom ISA.
25890 (ix86_issue_rate): New case PROCESSOR_ATOM.
25891 (ix86_adjust_cost): Likewise.
25893 * config/i386/i386.h (TARGET_ATOM): New target macro.
25894 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25895 (TARGET_OPT_AGU): New target option.
25896 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25897 (processor_type): Add PROCESSOR_ATOM.
25899 * config/i386/i386.md (cpu): Add new value "atom".
25900 (use_carry, movu): New attr.
25901 (atom.md): Include atom.md.
25902 (adddi3_carry_rex64): Set attr "use_carry".
25903 (addqi3_carry): Likewise.
25904 (addhi3_carry): Likewise.
25905 (addsi3_carry): Likewise.
25906 (*addsi3_carry_zext): Likewise.
25907 (subdi3_carry_rex64): Likewise.
25908 (subqi3_carry): Likewise.
25909 (subhi3_carry): Likewise.
25910 (subsi3_carry): Likewise.
25911 (x86_movdicc_0_m1_rex64): Likewise.
25912 (*x86_movdicc_0_m1_se): Likewise.
25913 (x86_movsicc_0_m1): Likewise.
25914 (*x86_movsicc_0_m1_se): Likewise.
25915 (*adddi_1_rex64): Emit add insn as much as possible.
25916 (*addsi_1): Likewise.
25917 (return_internal): Set atom_unit.
25918 (return_internal_long): Likewise.
25919 (return_pop_internal): Likewise.
25920 (*rcpsf2_sse): Set atom_sse_attr attr.
25921 (*qrt<mode>2_sse): Likewise.
25922 (*prefetch_sse): Likewise.
25924 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25926 (ix86_target_macros_internal): Likewise.
25928 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25929 (*prefetch_sse_rex): Likewise.
25930 (sse_rcpv4sf2): Likewise.
25931 (sse_vmrcpv4sf2): Likewise.
25932 (sse_sqrtv4sf2): Likewise.
25933 (<sse>_vmsqrt<mode>2): Likewise.
25934 (sse_ldmxcsr): Likewise.
25935 (sse_stmxcsr): Likewise.
25936 (*sse_sfence): Likewise.
25937 (sse2_clflush): Likewise.
25938 (*sse2_mfence): Likewise.
25939 (*sse2_lfence): Likewise.
25940 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25941 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25942 (avx_movdqu<avxmodesuffix>): Likewise.
25943 (avx_lddqu<avxmodesuffix>): Likewise.
25944 (sse2_movntv2di): Change attr "type" to "ssemov".
25945 (sse2_movntsi): Likewise.
25946 (rsqrtv8sf2): Change attr "type" to "sseadd".
25947 (sse3_addsubv2df3): Set attr "atom_unit".
25948 (sse3_h<plusminus_insn>v4sf3): Likewise.
25949 (*sse2_pmaddwd): Likewise.
25950 (*vec_extractv2di_1_rex64): Likewise.
25951 (*vec_extractv2di_1_avx): Likewise.
25952 (sse2_psadbw): Likewise.
25953 (ssse3_phaddwv8hi3): Likewise.
25954 (ssse3_phaddwv4hi3): Likewise.
25955 (ssse3_phadddv4si3): Likewise.
25956 (ssse3_phadddv2si3): Likewise.
25957 (ssse3_phaddswv8hi3): Likewise.
25958 (ssse3_phaddswv4hi3): Likewise.
25959 (ssse3_phsubwv8hi3): Likewise.
25960 (ssse3_phsubwv4hi3): Likewise.
25961 (ssse3_phsubdv4si3): Likewise.
25962 (ssse3_phsubdv2si3): Likewise.
25963 (ssse3_phsubswv8hi3): Likewise.
25964 (ssse3_phsubswv4hi3): Likewise.
25965 (ssse3_pmaddubsw128): Likewise.
25966 (sse3_pmaddubsw: Likewise.
25967 (ssse3_palignrti): Likewise.
25968 (ssse3_palignrdi): Likewise.
25970 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25972 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25974 2009-04-06 Richard Guenther <rguenther@suse.de>
25976 PR tree-optimization/28868
25977 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25978 of which PHI results we inserted.
25979 (insert_into_preds_of_block): Record inserted PHIs.
25980 (eliminate): Eliminate redundant PHI nodes.
25981 (init_pre): Init inserted_phi_names.
25983 2009-04-06 Richard Guenther <rguenther@suse.de>
25985 PR tree-optimization/39643
25986 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25987 IMAGPART_EXPRs of complex constants.
25988 (execute_fold_all_builtins): If we folded a call queue
25989 TODO_update_address_taken.
25991 2009-04-06 Jan Hubicka <jh@suse.cz>
25993 PR middle-end/39659
25994 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25997 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25999 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26001 (ic_invalidate_array): Likewise.
26003 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26005 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26006 alignment for library calls.
26008 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26010 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26011 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26012 * config/i386/mingw-stdint.h: New file.
26014 2009-04-05 Richard Guenther <rguenther@suse.de>
26016 PR tree-optimization/39648
26017 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26018 our &A vs. &A[0] IL deficiencies.
26020 2009-04-04 Jan Hubicka <jh@suse.cz>
26022 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26023 removed toplevel regions.
26024 (sjlj_mark_call_sites): Likewise.
26026 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26028 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26029 (cygwin tm clause use_gcc_stdint): Set to wrap.
26030 * config/i386/cygwin-stdint.h: New file.
26032 2009-04-04 Richard Guenther <rguenther@suse.de>
26034 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26035 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26036 single-argument PHIs if we are in loop-closed SSA form.
26037 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26038 for the pre-condition.
26039 (slpeel_tree_peel_loop_to_edge): Likewise.
26040 (vect_build_loop_niters): Take an optional sequence to append stmts.
26041 (vect_generate_tmps_on_preheader): Likewise.
26042 (vect_do_peeling_for_loop_bound): Take extra guards for the
26044 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26045 the cost model check.
26046 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26047 guards if we are going to peel. Do not apply versioning in that case.
26048 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26049 (vect_do_peeling_for_loop_bound): Likewise.
26050 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26051 loop bound only record extra pre-conditions, do not apply loop
26054 2009-04-04 Richard Guenther <rguenther@suse.de>
26056 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26059 2009-04-04 Jan Hubicka <jh@suse.cz>
26061 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26062 last_basic_block for size of bb->index indexed array.
26063 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26064 compute_out, link_btr_uses, build_btr_def_use_webs,
26065 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26067 2009-04-04 Jan Hubicka <jh@suse.cz>
26069 * except.c (remove_eh_handler_and_replace): Break out from ...
26070 (remove_eh_handler): ... here.
26071 (bring_to_root): New function.
26072 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26073 handled ones, bring others to root of tree.
26075 2009-04-04 Jan Hubicka <jh@suse.cz>
26077 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26078 (all_phis_safe_to_merge): New function.
26079 (update_info): New structure.
26080 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26081 (cleanup_empty_eh): Update SSA if possible.
26083 2009-04-04 Richard Guenther <rguenther@suse.de>
26085 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26086 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26087 (append_vuse): Likewise.
26089 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26091 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26092 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26093 instead of REG_UNSAVED for DW_CFA_undefined.
26094 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26095 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26098 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26101 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26103 2009-04-04 Richard Guenther <rguenther@suse.de>
26105 PR tree-optimization/8781
26106 PR tree-optimization/37892
26107 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26108 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26109 (valueize_refs): Call it for *& valueizations.
26110 (shared_reference_ops_from_ref): Rename to ...
26111 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26112 (shared_reference_ops_from_call): Rename to ...
26113 (valueize_shared_reference_ops_from_call): ... this and valueize.
26114 (vn_reference_lookup): Update.
26115 (visit_reference_op_call): Likewise.
26116 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26117 (eliminate): Value-replace the call address in call statements.
26119 2009-04-04 Richard Guenther <rguenther@suse.de>
26121 PR tree-optimization/39636
26122 * tree-ssa-forwprop.c
26123 (forward_propagate_addr_into_variable_array_index): Check for
26124 GIMPLE_ASSIGN before accessing the rhs code.
26126 2009-04-03 Jason Merrill <jason@redhat.com>
26128 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26130 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26132 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26133 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26134 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26135 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26136 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26137 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26138 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26139 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26140 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26141 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26142 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26143 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26144 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26145 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26146 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26147 Use fr_reg_or_fp01_operand instead of fr_register_operand
26149 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26150 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26151 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26153 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26155 PR rtl-optimization/39607
26156 PR rtl-optimization/39631
26160 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26161 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26162 instead of DF_LR_OUT.
26163 * ira-lives.c (process_bb_node_lives): Ditto.
26164 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26165 instead of DF_LR_{OUT,IN}.
26166 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26167 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26169 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26171 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26172 (execute_lower_omp): Always run but take the short way out if -fopenmp
26174 (gate_lower_omp): Remove, forcing the pass manager to always run the
26175 pass and always set PROP_gimple_lomp.
26176 (pass_lower_omp): Remove gate function.
26177 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26178 PROP_trees. Instead, require it.
26179 * ipa-cp.c (pass_ipa_cp): Likewise.
26180 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26181 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26182 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26183 and PROP_gimple_leh.
26185 2009-04-03 Richard Guenther <rguenther@suse.de>
26187 PR middle-end/13146
26188 PR tree-optimization/23940
26189 PR tree-optimization/33237
26190 PR middle-end/33974
26191 PR middle-end/34093
26192 PR tree-optimization/36201
26193 PR tree-optimization/36230
26194 PR tree-optimization/38049
26195 PR tree-optimization/38207
26196 PR tree-optimization/38230
26197 PR tree-optimization/38301
26198 PR tree-optimization/38585
26199 PR middle-end/38895
26200 PR tree-optimization/38985
26201 PR tree-optimization/39299
26202 * tree-ssa-structalias.h: Remove.
26203 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26204 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26205 (struct vuse_element_d): Remove.
26206 (struct vuse_vec_d): Likewise.
26207 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26208 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26209 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26210 VUSE_ELEMENT_VAR): Likewise.
26211 (struct voptype_d): Likewise.
26212 (NUM_VOP_FREE_BUCKETS): Likewise.
26213 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26214 (struct stmt_operands_d): Remove.
26215 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26216 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26217 VDEF_NUM, VDEF_VECT): Likewise.
26218 (copy_virtual_operands): Remove.
26219 (operand_build_cmp): Likewise.
26220 (create_ssa_artificial_load_stmt): Likewise.
26221 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26222 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26223 vuse_index and mayuse_index members. Pack and move done and iter_type
26224 members to the front.
26225 (SSA_OP_VMAYUSE): Remove.
26226 (SSA_OP_VIRTUAL_USES): Adjust.
26227 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26228 (unlink_stmt_vdef): Declare.
26229 (add_to_addressable_set): Remove.
26230 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26231 (vrp_visit_stmt): Likewise.
26232 * doc/tree-ssa.texi (Alias analysis): Update.
26233 * doc/invoke.texi (max-aliased-vops): Remove docs.
26234 (avg-aliased-vops): Likewise.
26235 * tree-into-ssa.c (syms_to_rename): Remove.
26236 (need_to_update_vops_p): Likewise.
26237 (need_to_initialize_update_ssa_p): Rename to ...
26238 (update_ssa_initialized_fn): ... this. Track function we are
26240 (symbol_marked_for_renaming): Simplify.
26241 (add_new_name_mapping): Do not set need_to_update_vops_p.
26242 (dump_currdefs): Use SYMS_TO_RENAME.
26243 (rewrite_update_stmt): Always walk all uses/defs.
26244 (dump_update_ssa): Adjust.
26245 (init_update_ssa): Take function argument. Track what we are
26247 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26248 (create_new_def_for): Initialize for cfun, assert we are initialized
26250 (mark_sym_for_renaming): Simplify.
26251 (mark_set_for_renaming): Do not initialize update-ssa.
26252 (need_ssa_update_p): Simplify. Take function argument.
26253 (name_mappings_registered_p): Assert we ask for the correct function.
26254 (name_registered_for_update_p): Likewise.
26255 (ssa_names_to_replace): Likewise.
26256 (release_ssa_name_after_update_ssa): Likewise.
26257 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26258 (dump_decl_set): Do not print a newline.
26259 (debug_decl_set): Do it here.
26260 (dump_update_ssa): And here.
26261 * tree-ssa-loop-im.c (move_computations): Adjust.
26262 (movement_possibility): Likewise.
26263 (determine_max_movement): Likewise.
26264 (gather_mem_refs_stmt): Likewise.
26265 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26266 or NAME_MEMORY_TAG.
26267 * tree-complex.c (update_all_vops): Remove.
26268 (expand_complex_move): Adjust.
26269 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26270 Simplify test for memory referencing statement. Exclude
26271 non-invariant ADDR_EXPRs.
26272 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26273 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26274 (rdg_flag_uses): Likewise.
26275 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26277 (tree_optimize_tail_calls_1): Also split the
26278 edge from the entry block if we have degenerate PHI nodes in
26279 the first basic block.
26280 * tree.c (init_ttree): Remove memory-tag related code.
26281 (tree_code_size): Likewise.
26282 (tree_node_structure): Likewise.
26283 (build7_stat): Re-write to be build6_stat.
26284 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26285 (SSA_VAR_P): Adjust.
26286 (struct tree_memory_tag): Remove.
26287 (struct tree_memory_partition_tag): Likewise.
26288 (union tree_node): Adjust.
26289 (build7): Re-write to be build6.
26290 * tree-pass.h (pass_reset_cc_flags): Remove.
26291 (TODO_update_address_taken): New flag.
26292 (pass_simple_dse): Remove.
26293 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26294 * params.h (MAX_ALIASED_VOPS): Remove.
26295 (AVG_ALIASED_VOPS): Likewise.
26296 * omp-low.c (expand_omp_taskreg): Update SSA form.
26297 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26298 aliases the lhs in a copy stmt.
26299 * tree-ssa-dse.c (struct address_walk_data): Remove.
26300 (memory_ssa_name_same): Likewise.
26301 (memory_address_same): Likewise.
26302 (get_kill_of_stmt_lhs): Likewise.
26303 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26304 unused stores. Look through PHI nodes into post-dominated regions.
26305 (dse_optimize_stmt): Simplify. Properly remove stores.
26306 (tree_ssa_dse): Compute dominators.
26307 (execute_simple_dse): Remove.
26308 (pass_simple_dse): Likewise.
26309 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26310 gimple_loaded_syms and gimple_stored_syms computation.
26311 * toplev.c (dump_memory_report): Dump alias and pta stats.
26312 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26313 (vn_reference_eq): Likewise.
26314 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26315 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26316 valueize_vuses): Remove.
26317 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26318 (get_def_ref_stmt_vuse): ... this.
26319 (vn_reference_lookup_2): New function.
26320 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26321 walking equivalent vuses. Simplify.
26322 (vn_reference_lookup): Likewise.
26323 (vn_reference_insert): Likewise.
26324 (vn_reference_insert_pieces): Likewise.
26325 (visit_reference_op_call): Simplify.
26326 (visit_reference_op_load): Likewise.
26327 (visit_reference_op_store): Likewise.
26328 (init_scc_vn): Remove shared_lookup_vuses initialization.
26329 (free_scc_vn): Remove shared_lookup_vuses freeing.
26330 (sort_vuses, sort_vuses_heap): Remove.
26331 (get_ref_from_reference_ops): Export.
26332 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26333 vector with single vuse pointer.
26334 (vn_reference_lookup_pieces, vn_reference_lookup,
26335 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26336 (shared_vuses_from_stmt): Remove.
26337 (get_ref_from_reference_ops): Declare.
26338 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26339 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26340 memory-tag related code.
26341 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26342 (likely_value): Add comment, skip static-chain of call statements.
26343 (surely_varying_stmt_p): Adjust.
26344 (gimplify_and_update_call_from_tree): Likewise.
26345 (execute_fold_all_builtins): Do not rebuild alias info.
26346 (gimplify_and_update_call_from_tree): Properly update VOPs.
26347 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26348 (copy_ref_info): Remove memory-tag related code.
26349 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26350 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26351 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26353 * tree-ssa-dom.c (gimple_p): Remove typedef.
26354 (eliminate_redundant_computations): Adjust.
26355 (record_equivalences_from_stmt): Likewise.
26356 (avail_expr_hash): Likewise.
26357 (avail_expr_eq): Likewise.
26358 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26359 (stmt_makes_single_load): Likewise.
26360 (stmt_makes_single_store): Likewise.
26361 * tree-ssa-alias.c: Rewrite completely.
26362 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26363 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26364 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26365 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26366 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26367 Remove public functions.
26368 (pass_reset_cc_flags): Remove.
26369 (pass_build_alias): Move ...
26370 * tree-ssa-structalias.c (pass_build_alias): ... here.
26371 * tree-ssa-alias.c (may_be_aliased): Move ...
26372 * tree-flow-inline.h (may_be_aliased): ... here.
26373 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26374 count_uses_and_derefs): Move ...
26375 * gimple.c: ... here.
26376 * gimple.h (count_uses_and_derefs): Declare.
26377 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26378 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26379 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26380 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26381 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26382 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26383 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26385 * tree-dfa.c (refs_may_alias_p): Move ...
26386 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26387 * tree-ssa-alias.h: New file.
26388 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26389 (statement_sink_location): Likewise.
26390 * opts.c (decode_options): Do not adjust max-aliased-vops or
26391 avg-aliased-vops values.
26392 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26393 (TV_CALL_CLOBBER): Likewise.
26394 (TV_FLOW_SENSITIVE): Likewise.
26395 (TV_FLOW_INSENSITIVE): Likewise.
26396 (TV_MEMORY_PARTITIONING): Likewise.
26397 (TV_ALIAS_STMT_WALK): New timevar.
26398 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26399 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26400 (get_address_description): Remove memory-tag related code.
26401 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26402 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26403 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26404 and immediate uses in statements. Document.
26405 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26406 (dump_symbols): Remove.
26407 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26408 * alias.c (get_deref_alias_set): New function split out from ...
26409 (get_alias_set): ... here.
26410 * alias.h (get_deref_alias_set): Declare.
26411 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26412 type parameter. Remove restrict pointer handling. Create a
26413 ref-all pointer in case type-based alias sets do not conflict.
26414 (vect_analyze_data_refs): Remove SMT related code.
26415 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26416 (vectorizable_load): Likewise.
26417 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26418 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26419 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26420 Ignore vops and SMTs.
26421 (dr_analyze_alias): Likewise..
26422 (free_data_ref): Likewise.
26423 (create_data_ref): Likewise.
26424 (analyze_all_data_dependences): Likewise.
26425 (get_references_in_stmt): Adjust.
26426 * tree-flow-inline.h (gimple_aliases_computed_p,
26427 gimple_addressable_vars, gimple_call_clobbered_vars,
26428 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26429 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26430 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26431 gimple_mem_ref_stats): Remove.
26432 (gimple_vop): New function.
26433 (op_iter_next_use): Remove vuses and mayuses cases.
26434 (op_iter_next_def): Remove vdefs case.
26435 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26436 (clear_and_done_ssa_iter): Do not set removed fields.
26437 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26438 Assert we are not iterating over vuses or vdefs if not also
26439 iterating over uses or defs.
26440 (op_iter_init_use): Likewise.
26441 (op_iter_init_def): Likewise.
26442 (op_iter_next_vdef): Remove.
26443 (op_iter_next_mustdef): Likewise.
26444 (op_iter_init_vdef): Likewise.
26445 (compare_ssa_operands_equal): Likewise.
26446 (link_use_stmts_after): Handle vuse operand.
26447 (is_call_used): Use is_call_clobbered.
26448 (is_call_clobbered): Global variables are always call clobbered,
26449 query the call-clobbers bitmap.
26450 (mark_call_clobbered): Ignore global variables.
26451 (clear_call_clobbered): Likewise.
26452 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26453 virtual operands sanity check.
26454 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26456 (TARGET_MEM_REF): Remove TMR_TAG operand.
26457 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26458 Remove call-clobber related code.
26459 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26460 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26461 partitions or escape reason.
26462 (get_single_def_stmt, get_single_def_stmt_from_phi,
26463 get_single_def_stmt_with_phi): Remove.
26464 (dump_referenced_vars): Tidy.
26465 (get_ref_base_and_extent): Allow bare decls.
26466 (collect_dfa_stats): Adjust.
26467 * graphite.c (rename_variables_in_stmt): Adjust.
26468 (graphite_copy_stmts_from_block): Likewise.
26469 (translate_clast): Likewise.
26470 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26472 (translate_vuse_through_block): Use the oracle.
26473 (phi_translate_1): Adjust.
26474 (value_dies_in_block_x): Use the oracle. Cache the outcome
26476 (valid_in_sets): Check if the VUSE for
26477 a REFERENCE is available.
26478 (eliminate): Do not remove stmts during elimination,
26479 instead queue and remove them afterwards.
26480 (do_pre): Do not rebuild alias info.
26481 (pass_pre): Run TODO_rebuild_alias before PRE.
26482 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26483 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26484 (mark_all_v_defs_stmt): Remove.
26485 (mark_all_v_defs_seq): Adjust.
26486 (sra_replace): Likewise.
26487 (scalarize_use): Likewise.
26488 (scalarize_copy): Likewise.
26489 (scalarize_init): Likewise.
26490 (scalarize_ldst): Likewise.
26491 (todoflags): Remove.
26492 (tree_sra): Do not rebuild alias info.
26493 (tree_sra_early): Adjust.
26494 (pass_sra): Run TODO_update_address_taken before SRA.
26495 * tree-predcom.c (set_alias_info): Remove.
26496 (prepare_initializers_chain): Do not call it.
26497 (mark_virtual_ops_for_renaming): Adjust.
26498 (mark_virtual_ops_for_renaming_list): Remove.
26499 (initialize_root_vars): Adjust.
26500 (initialize_root_vars_lm): Likewise.
26501 (prepare_initializers_chain): Likewise.
26502 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26503 (may_propagate_copy_into_stmt): Likewise.
26504 (merge_alias_info): Do nothing for now.
26505 (propagate_tree_value_into_stmt): Adjust.
26506 (stmt_may_generate_copy): Likewise.
26507 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26508 not mark symbols for renaming.
26509 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26510 with the same statement, make sure to update the new pointed-to one.
26511 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26512 call statements, do not mark symbols for renaming.
26513 (mark_operand_necessary): Dump something.
26514 (ref_may_be_aliased): New function.
26515 (mark_aliased_reaching_defs_necessary_1): New helper function.
26516 (mark_aliased_reaching_defs_necessary): Likewise.
26517 (mark_all_reaching_defs_necessary_1): Likewise.
26518 (mark_all_reaching_defs_necessary): Likewise.
26519 (propagate_necessity): Do not process virtual PHIs. For
26520 non-aliased loads mark all reaching definitions as necessary.
26521 For aliased loads and stores mark the immediate dominating
26522 aliased clobbers as necessary.
26523 (visited): New global static.
26524 (perform_tree_ssa_dce): Free visited bitmap after propagating
26526 (remove_dead_phis): Perform simple dead virtual PHI removal.
26527 (remove_dead_stmt): Properly unlink virtual operands when
26529 (eliminate_unnecessary_stmts): Schedule PHI removal after
26531 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26532 (process_replaceable): Likewise.
26533 (find_replaceable_in_bb): Likewise.
26534 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26535 based on the single gimple vop.
26536 (verify_flow_insensitive_alias_info): Remove.
26537 (verify_flow_sensitive_alias_info): Likewise.
26538 (verify_call_clobbering): Likewise.
26539 (verify_memory_partitions): Likewise.
26540 (verify_alias_info): Likewise.
26541 (verify_ssa): Adjust..
26542 (execute_update_addresses_taken): Export. Update SSA
26543 manually. Optimize only when optimizing. Use a local bitmap.
26544 (pass_update_address_taken): Remove TODO_update_ssa, add
26546 (pass_update_address_taken): Just use TODO_update_address_taken.
26547 (init_tree_ssa): Do not initialize addressable_vars.
26548 (verify_ssa): Verify new VUSE / VDEF properties.
26549 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26550 Do not call verify_alias_info.
26551 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26552 Do not free the loaded and stored syms bitmaps. Reset the escaped
26553 and callused solutions. Do not free addressable_vars.
26554 Remove memory-tag related code.
26555 (warn_uninitialized_var): Aliases are always available.
26556 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26557 * lambda-code.c (can_put_in_inner_loop): Adjust.
26558 (can_put_after_inner_loop): Likewise.
26559 (perfect_nestify): Likewise.
26560 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26561 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26562 (vectorizable_conversion): Do not mark symbols for renaming.
26563 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26564 (expand_call_inline): Unlink the calls virtual operands before
26566 (tree_function_versioning): Do not call update_ssa if we are not
26567 updating clones. Simplify.
26568 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26569 (propagate_with_phi): Likewise..
26570 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26571 clobber code. Assert we are not aliased or global.
26572 * tree-flow.h: Include tree-ssa-alias.h
26573 (enum escape_type): Remove.
26574 (struct mem_sym_stats_d): Likewise.
26575 (struct mem_ref_stats_d): Likewise.
26576 (struct gimple_df): Add vop member. Remove global_var,
26577 call_clobbered_vars, call_used_vars, addressable_vars,
26578 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26579 escaped and callused members.
26580 (struct ptr_info_def): Remove all members, add points-to solution
26582 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26583 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26584 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26585 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26586 (tree-ssa-alias.o): Likewise.
26587 (toplev.o): Add tree-ssa-alias.h
26588 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26589 * gimple.c (gimple_set_bb): Fix off-by-one error.
26590 (is_gimple_reg): Do not handle memory tags.
26591 (gimple_copy): Also copy virtual operands.
26592 Delay updating the statement. Do not reset loaded and stored syms.
26593 (gimple_set_stored_syms): Remove.
26594 (gimple_set_loaded_syms): Likewise.
26595 (gimple_call_copy_skip_args): Copy the virtual operands
26596 and mark the new statement modified.
26597 * tree-ssa-structalias.c (may_alias_p): Remove.
26598 (set_uids_in_ptset): Take the alias set to prune with as
26599 parameter. Fold in the alias test of may_alias_p.
26600 (compute_points_to_sets): Compute whether a ptr is dereferenced
26601 in a local sbitmap.
26602 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26603 other ADDRESSOF constraints on the lhs.
26604 (get_constraint_for_component_ref): Assert that we don't get
26605 ADDRESSOF constraints from the base of the reference.
26606 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26607 (struct variable_info): Remove collapsed_to member.
26608 (get_varinfo_fc): Remove.
26609 (new_var_info): Do not set collapsed_to.
26610 (dump_constraint): Do not follow cycles.
26611 (dump_constraint_graph): Likewise.
26612 (build_pred_graph): Likewise.
26613 (build_succ_graph): Likewise.
26614 (rewrite_constraints): Likewise.
26615 (do_simple_structure_copy): Remove.
26616 (do_rhs_deref_structure_copy): Remove.
26617 (do_lhs_deref_structure_copy): Remove.
26618 (collapse_rest_of_var): Remove.
26619 (do_structure_copy): Re-implement.
26620 (pta_stats): New global variable.
26621 (dump_pta_stats): New function.
26622 (struct constraint_expr): Make offset signed.
26623 (UNKNOWN_OFFSET): Define special value.
26624 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26625 (solution_set_expand): New helper function split out from ...
26626 (do_sd_constraint): ... here.
26627 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26628 (do_ds_constraint): Likewise.
26629 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26630 and CALLUSED = *CALLUSED.
26631 (set_union_with_increment): Make inc argument signed.
26632 (type_safe): Remove.
26633 (get_constraint_for_ptr_offset): Handle unknown and negative
26635 (first_vi_for_offset): Handle offsets before start. Bail
26636 out early for offsets beyond the variable extent.
26637 (first_or_preceding_vi_for_offset): New function.
26638 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26639 Together with ESCAPED = *ESCAPED this properly computes reachability.
26640 (find_what_var_points_to): New function.
26641 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26642 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26643 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26644 pt_solutions_intersect): New functions.
26645 (compute_call_used_vars): Remove.
26646 (compute_may_aliases): New main entry into PTA computation.
26647 * gimple.h (gimple_p): New typedef.
26648 (struct gimple_statement_base): Remove references_memory_p.
26649 (struct gimple_statement_with_memory_ops_base): Remove
26650 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26652 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26653 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26654 gimple_set_references_memory): Remove.
26655 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26656 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26658 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26659 (verify_expr): Allow RESULT_DECL.
26660 (gimple_duplicate_bb): Do not copy virtual operands.
26661 (gimple_duplicate_sese_region): Adjust.
26662 (gimple_duplicate_sese_tail): Likewise.
26663 (mark_virtual_ops_in_region): Remove.
26664 (move_sese_region_to_fn): Do not call it.
26665 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26666 and pass_simple_dse.
26667 (execute_function_todo): Handle TODO_update_address_taken,
26668 call execute_update_addresses_taken for TODO_rebuild_alias.
26669 (execute_todo): Adjust.
26670 (execute_one_pass): Init dump files early.
26671 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26673 (create_general_new_stmt): Clear vops.
26674 * tree-ssa-reassoc.c (get_rank): Adjust.
26675 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26676 symbols for renaming.
26677 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26678 (PARAM_AVG_ALIASED_VOPS): Likewise.
26679 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26680 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26681 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26682 (operand_build_cmp, copy_virtual_operands,
26683 create_ssa_artificial_load_stmt, add_to_addressable_set,
26684 gimple_add_to_addresses_taken): Remove public functions.
26685 (unlink_stmt_vdef): New function.
26687 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26689 * config.gcc (powerpc-*-linux*): Merge variants.
26691 2009-04-02 Chao-ying Fu <fu@mips.com>
26692 James Grosbach <james.grosbach@microchip.com>
26694 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26695 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26697 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26698 keep_interrupts_masked_p, use_debug_exception_return_p.
26699 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26700 keep_interrupts_masked, use_debug_exception_return.
26701 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26702 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26704 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26705 (mips_print_operand): Process COP0 registers to print $0 .. $31
26706 correctly for GAS to process.
26707 (mips_interrupt_extra_call_saved_reg_p): New function.
26708 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26710 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26711 (mips_compute_frame_info): Add supports for interrupt context that
26712 includes doubleword accumulators and COP0 registers.
26713 (mips_for_each_saved_acc): New function.
26714 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26715 mips_for_each_saved_reg.
26716 (mips_save_reg): Save accumulators.
26717 (mips_kernel_reg_p): A new for_each_rtx callback.
26718 (mips_expand_prologue): Support interrupt handlers.
26719 (mips_restore_reg): Restore accumulators.
26720 (mips_expand_epilogue): Support interrupt handlers.
26721 (mips_can_use_return_insn): Return false for interrupt handlers.
26722 (mips_epilogue_uses): New function.
26723 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26724 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26725 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26726 cop0_move): New instructions.
26727 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26728 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26730 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26732 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26733 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26734 interrupt handlers, we use K0 as the temporary register.
26735 (EPILOGUE_USES): Change to a function call.
26736 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26737 handlers, we use K0 as the temporary register.
26739 * doc/extend.texi (Function Attributes): Document interrupt,
26740 use_shadow_register_set, keep_interrupts_masked,
26741 use_debug_exception_return for MIPS attributes.
26743 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26745 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26746 Remove a number of t-files from tmake_file.
26747 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26748 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26749 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26750 target_prototype, not TARGET_PROTOTYPE.
26751 (LINK_OS_GNU_SPEC): Define.
26752 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26753 and darwin-ldoubdle.c.
26755 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26758 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26759 (cpp_options): Ditto.
26760 (default_compilers): Ditto.
26761 (display_help): Ditto.
26762 (process_command): Ditto.
26763 (do_spec_1): Ditto.
26764 (set_input): Use lbasename instead of duplicate code.
26765 (save_temps_prefix): New static for -save-temps=obj.
26766 (save_temps_length): Ditto.
26768 * doc/invoke.texi (-save-temps=obj): Document new variant to
26769 -save-temps switch.
26771 2009-04-02 Jeff Law <law@redhat.com>
26773 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26776 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26778 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26779 * configure: Regenerated.
26781 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26783 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26784 share the argument list.
26786 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26790 2009-02-12 Diego Novillo <dnovillo@google.com>
26792 * varpool.c (debug_varpool): New.
26793 * cgraph.h (debug_varpool): Declare.
26795 2009-04-02 Jan Hubicka <jh@suse.cz>
26797 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26800 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26802 * config/i386/i386.c (ix86_abi): Move initialization to ...
26803 (override_options): Here.
26805 2009-04-02 Christian Bruel <christian.bruel@st.com>
26807 * config/sh/sh.c (sh_dwarf_register_span): New function.
26808 (TARGET_DWARF_REGISTER_SPAN): Define.
26809 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26811 2009-04-02 Ira Rosen <irar@il.ibm.com>
26813 PR tree-optimization/39595
26814 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26815 interleaved loads group is not greater than the SLP group size.
26817 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26819 * builtins.c (is_builtin_name): New.
26820 (called_as_built_in): Use is_builtin_name.
26821 * tree.h (is_builtin_name): New.
26822 * varasm.c (incorporeal_function_p): Use is_builtin_name
26824 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26826 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26828 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26831 * c-decl.c (clone_underlying_type): Move this ...
26832 * c-common.c (set_underlying_type): ... here.
26833 Also, make sure the function properly sets TYPE_STUB_DECL() on
26834 the newly created typedef variant type.
26835 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26836 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26839 2009-04-02 Richard Guenther <rguenther@suse.de>
26841 PR tree-optimization/37221
26842 * tree-flow.h (degenerate_phi_result): Declare.
26843 * tree-ssa-dom.c (degenerate_phi_result): Export.
26844 * tree-scalar-evolution.c (analyze_initial_condition): If
26845 the initial condition is defined by a degenerate PHI node
26846 use the degenerate value.
26848 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26850 PR rtl-optimization/39588
26851 * combine.c (merge_outer_ops): Do not set the constant when this
26853 (simplify_shift_const_1): Do not modify it either in this case.
26855 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26857 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26858 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26860 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26863 * c-lex.c (interpret_float): Default (no suffix) is double.
26865 2009-04-1 Xinliang David Li <davidxl@google.com>
26867 * config/i386/i386.c (legitimate_constant_p): Recognize
26868 all one vector constant.
26870 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26872 * config/vax/vax.c: Add #includes to silence warnings.
26873 Change #include order to silence two warnings.
26875 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26877 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26878 (ASM_SPEC): Pass -k to the assembler for PIC code.
26880 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26882 * config.gcc: Add vax-*-linux* to the switch.
26883 * config/vax/linux.h: New file. (TARGET_VERSION,
26884 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26886 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26888 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26889 Use predicate macros instead of GET_CODE() == foo.
26890 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26891 ashlsi3, rotrsi3, <unnamed>): Likewise.
26893 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26895 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26896 jbbccihi, jbbccisi): Remova trailing whitespace.
26897 * config/vax/constraints.md: Likewise.
26898 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26899 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26900 * config/vax/predicates.md: Likewise.
26901 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26902 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26903 * config/vax/vax.h: Likewise.
26904 * config/vax/vax.md (nonlocal_goto): Likewise.
26906 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26908 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26909 (indirectable_address_p, adjacent_operands_p): Add spaces around
26911 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26913 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26915 * config/vax/vax.c (legitimate_constant_address_p,
26916 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26917 index_term_p, reg_plus_index_p, legitimate_address_p,
26918 vax_mode_dependent_address_p): Update comments to match functions
26919 modified by the recent int->bool conversion.
26921 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26923 * config/vax/builtins.md: Update copyright message.
26924 * config/vax/constraints.md: Likewise.
26925 * config/vax/netbsd-elf.h: Likewise.
26926 * config/vax/predicates.md: Likewise.
26927 * config/vax/vax-protos.h: Likewise.
26928 * config/vax/vax.c: Likewise.
26929 * config/vax/vax.h: Likewise.
26930 * config/vax/vax.md: Likewise.
26931 * config/vax/vax.opt: Likewise.
26933 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26935 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26936 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26937 * config/vax/constraints.md (B, R): Likewise.
26938 * config/vax/predicates.md (external_memory_operand,
26939 nonimmediate_addsub_di_operand): Likewise.
26940 * config/vax/vax.c (vax_output_int_add): Likewise.
26941 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26942 untyped_call): Likewise.
26944 2009-04-01 Matt Thomas <matt@3am-software.com>
26946 * config/vax/predicates.md: New file.
26947 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26948 external_const_operand, nonsymbolic_operand, external_memory_operand,
26949 indirect_memory_operand, indexed_memory_operand,
26950 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26951 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26953 * config/vax/constraints.md: New file.
26954 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26956 * config/vax/builtins.md: New file.
26957 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26958 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26960 * config/vax/vax.opt (mqmath): Add option.
26961 * config/vax/vax.md (isfx): Extend with DI.
26962 (VAXintQH, VAXintQHSD): Define.
26963 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26964 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26965 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26966 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26967 (movdi): Update constraints and use vax_output_int_move().
26968 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26969 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26970 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26971 nonlocal_goto): New.
26972 (mov<mode>): Extend accepted operand types.
26973 (subdi3_old): Rename from subdi3, change update constraints and use
26974 a new implementation.
26975 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26976 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26977 MOVE_RATIO, CLEAR_RATIO): Define.
26978 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26979 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26980 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26981 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26982 (split_quadword_operands): Make static and really allow variable
26984 (print_operand_address): Update for PIC generation.
26985 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26986 indexable_address_p, fixup_mathdi_operand,
26987 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26988 (vax_float_literal, legitimate_constant_p,
26989 indirectable_constant_address_p, index_term_p,
26990 reg_plus_index_p): Return bool instead of int.
26991 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26993 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26995 (vax_output_conditional_branch): Indent.
26996 (legitimate_constant_address_p, indirectable_constant_address_p,
26997 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26998 vax_mode_dependent_address_p): Return bool instead of int, update for
27000 * config/vax/vax-protos.h (legitimate_constant_address_p,
27001 legitimate_constant_p, legitimate_address_p,
27002 vax_mode_dependent_address_p): Change declaration to bool.
27003 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27004 vax_expand_addsub_di_operands, vax_output_int_subtract,
27005 vax_output_movmemsi): Declare.
27006 (split_quadword_operands, vax_float_literal): Delete declaration.
27007 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27008 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27009 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27010 ASM_OUTPUT_DWARF_PCREL): Define.
27011 (ASM_SPEC): Change definition to allow PIC generation.
27013 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27015 * doc/sourcebuild.texi: Update front-end requirements.
27017 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27020 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27021 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27022 (booldi3_internal3): Use boolean_or_operator instead of
27025 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27028 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27029 declarator whose size is not an integer constant expression but
27030 folds to an integer constant, then treat it as a constant
27033 2009-04-01 Richard Guenther <rguenther@suse.de>
27035 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27036 i * 4 + 2 to (i * 2 + 1) * 2.
27038 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27041 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27042 return if c_parser_asm_string_literal returned NULL.
27044 2009-04-01 Nick Clifton <nickc@redhat.com>
27046 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27048 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27049 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27050 other typedefs to avoid conflicts with libgcc2.c. Define labels
27051 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27053 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27054 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27057 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27059 * varasm.c (default_function_rodata_section): Declare DOT as
27062 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27063 Andrey Galkin <agalkin@hypercom.com>
27066 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27067 Make object_name unique for each process.
27069 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27072 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27073 addressable variables in the parallel that could go out of scope while
27074 running queued tasks.
27076 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27078 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27079 (CASE_VALUES_THRESHOLD): Redefine.
27080 * config/avr/avr.c (avr_override_options): Remove initialization of
27081 avr_case_values_threshold variable.
27082 (avr_case_values_threshold): Remove variable. Add new function.
27083 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27084 * config/avr/avr.opt (mno-tablejump): Remove option.
27085 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27087 2009-04-01 DJ Delorie <dj@redhat.com>
27089 * varasm.c (default_function_rodata_section): Don't assume
27090 anything about where the first '.' in the section name is.
27092 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27094 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27095 rs6000_emit_stack_tie.
27097 2009-03-31 Ian Lance Taylor <iant@google.com>
27099 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27100 gimple_code with GIMPLE_RESX, not RESX.
27102 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27104 * c-common.c (c_get_ident): New.
27105 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27107 2009-04-01 Ben Elliston <bje@au.ibm.com>
27109 * config/rs6000/sysv4.opt (msdata): Improve option description.
27111 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27113 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27114 (divdf3_internal_lat): Remove.
27115 (divxf3_internal_lat): Remove.
27116 (divxf3_internal_thr): Remove.
27117 (divxf): Use divxf3_internal.
27118 * config/ia64/div.md (divsf3_internal_lat): New.
27119 (divdf3_internal_lat): New.
27120 (divxf3_internal): New.
27122 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27125 * Makefile.in (USE_GCC_STDINT): Define.
27126 (stmp-int-hdrs): Install stdint.h if applicable.
27127 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27129 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27130 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27131 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27132 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27133 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27134 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27135 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27136 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27137 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27138 (c_common_nodes_and_builtins): Initialize
27139 underlying_wchar_type_node. Do not initialize
27140 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27141 nodes for new types.
27142 (c_stddef_cpp_builtins): Define macros for new types.
27143 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27145 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27146 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27147 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27148 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27149 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27150 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27151 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27152 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27153 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27154 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27155 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27156 int16_type_node, int32_type_node, int64_type_node,
27157 uint8_type_node, uint16_type_node, c_uint32_type_node,
27158 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27159 int_least32_type_node, int_least64_type_node,
27160 uint_least8_type_node, uint_least16_type_node,
27161 uint_least32_type_node, uint_least64_type_node,
27162 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27163 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27164 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27165 uintptr_type_node): Define.
27166 * c-cppbuiltin.c (builtin_define_constants,
27167 builtin_define_type_minmax): New.
27168 (builtin_define_stdint_macros): Define more macros.
27169 (c_cpp_builtins): Define more limit macros.
27170 (type_suffix): New.
27171 (builtin_define_type_max): Define in terms of
27172 builtin_define_type_minmax. Remove is_long parameter. All
27174 * config.gcc (use_gcc_stdint): Define.
27175 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27176 Add newlib-stdint.h for generic targets.
27177 * config/glibc-stdint.h, config/newlib-stdint.h,
27178 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27179 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27180 * config/score/score.h (UINTPTR_TYPE): Define.
27181 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27182 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27183 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27184 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27185 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27186 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27187 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27188 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27189 * config/spu/spu.h (STDINT_LONG32): Define.
27190 * configure.ac (use_gcc_stdint): Substitute.
27191 * configure: Regenerate.
27192 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27193 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27194 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27195 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27196 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27197 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27198 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27199 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27200 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27201 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27202 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27203 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27204 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27205 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27206 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27207 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27208 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27209 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27210 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27211 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27212 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27213 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27214 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27215 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27216 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27217 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27218 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27219 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27220 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27222 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27224 * loop-iv.c (suitable_set_for_replacement): Renamed from
27225 simplify_using_assignment; changed to return bool and to accept new
27226 args DEST and SRC. Return true iff we find a source/destination pair
27227 that can be used to make a replacement, and fill SRC and DEST if so.
27228 Remove arg ALTERED. Don't deal with altered regs here. All callers
27230 (simplify_using_initial_values): Deal with altered regs here and track
27231 more precisely the effect they have on the validity of our expression.
27233 * loop-iv.c (simplify_using_condition): A condition of the form
27234 (EQ REG CONST) can be used to simply make a substitution.
27235 (simplify_using_initial_values): Keep track of conditions we have seen
27236 and keep using them to simplify new expressions, while applying the
27237 same substitutions to them as to the expression.
27239 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27240 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27243 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27244 changed. Use this when trying to improve the upper bound.
27245 Generate the comparison by using simplify_gen_relational.
27247 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27249 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27251 (simplify_using_assignment, simplify_using_initial_values): Call
27252 replace_in_expr to make replacements. Call replace_single_def_regs
27253 once on the initial version of the expression.
27255 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27258 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27260 2009-03-31 Richard Guenther <rguenther@suse.de>
27262 PR middle-end/31029
27263 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27264 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27266 2009-03-31 Richard Guenther <rguenther@suse.de>
27268 * tree.h (div_if_zero_remainder): Declare.
27269 * fold-const.c (div_if_zero_remainder): Export.
27270 * tree-ssa-forwprop.c
27271 (forward_propagate_addr_into_variable_array_index): Handle
27272 constant array index addition outside of the variable index.
27274 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27277 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27278 define_splits, floatunssi<mode>2): Require x87 conversions from
27279 DImode to be permitted.
27281 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27283 PR preprocessor/15638
27284 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27286 2009-03-31 Richard Guenther <rguenther@suse.de>
27288 PR middle-end/23401
27289 PR middle-end/27810
27290 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27291 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27292 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27293 a separate statement.
27294 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27295 (lookup_tmp_var): Likewise.
27296 (is_gimple_formal_tmp_or_call_rhs): Remove.
27297 (is_gimple_reg_or_call_rhs): Rename to ...
27298 (is_gimple_reg_rhs_or_call): ... this.
27299 (is_gimple_mem_or_call_rhs): Rename to ...
27300 (is_gimple_mem_rhs_or_call): ... this.
27301 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27302 DECL_GIMPLE_REG_P only if is_formal is true.
27303 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27304 for non-proper post-modify expression gimplification.
27305 (gimplify_self_mod_expr): For post-modify expressions gimplify
27306 the lvalue to a minimal lvalue.
27307 (rhs_predicate_for): Remove formal temp case.
27308 (gimplify_modify_expr_rhs): Likewise.
27309 (gimplify_addr_expr): Use is_gimple_reg.
27310 (gimplify_expr): Remove formal temp cases.
27311 (gimple_regimplify_operands): Likewise.
27312 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27313 and FILTER_EXPR like constants.
27314 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27316 (is_gimple_formal_tmp_rhs): Remove.
27317 (is_gimple_reg_rhs): Remove special casing.
27318 (is_gimple_mem_rhs): Fix.
27319 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27320 (is_gimple_formal_tmp_var): Remove.
27321 (is_gimple_formal_tmp_reg): Likewise.
27322 (is_gimple_min_lval): Allow invariant component ref parts.
27323 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27324 is_gimple_formal_tmp_reg): Remove declarations.
27325 * tree-cfg.c (verify_expr): Verify that variables with address
27326 taken do not have DECL_GIMPLE_REG_P set.
27327 * tree-mudflap.c (mf_build_check_statement_for): Use
27328 force_gimple_operand instead of gimplify_expr.
27330 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27332 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27333 schedulable rows to compute_split_row.
27335 2009-03-31 Ben Elliston <bje@au.ibm.com>
27338 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27341 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27343 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27344 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27345 * configure: Regenerate.
27346 * config.in: Regenerate.
27347 * config/rs6000/rs6000.opt (mtls-markers): Add.
27348 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27349 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27350 (tls_ld_aix, tls_ld_sysv): Likewise.
27351 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27352 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27354 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27356 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27358 2009-03-30 Jan Hubicka <jh@suse.cz>
27360 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27362 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27363 detection and label handling.
27365 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27367 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27368 left_conflicts_size.
27369 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27370 ALLOCNO_LEFT_CONFLICTS_SIZE.
27372 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27373 remove_allocno_from_bucket_and_push,
27374 allocno_spill_priority_compare, push_allocnos_to_stack,
27375 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27376 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27377 (setup_allocno_left_conflicts_num): Ditto. Rename to
27378 setup_allocno_left_conflicts_size.
27379 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27380 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27381 setup_allocno_left_conflicts_size instead of
27382 setup_allocno_left_conflicts_num.
27384 * ira-build.c (ira_create_allocno): Use
27385 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27386 ALLOCNO_LEFT_CONFLICTS_NUM.
27388 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27390 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27391 instead of DF_LR_OUT.
27393 * ira-lives.c (process_bb_node_lives): Ditto.
27395 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27396 instead of DF_LR_{OUT,IN}.
27398 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27400 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27402 2009-03-30 Jan Hubicka <jh@suse.cz>
27404 * except.c (label_to_region_map): Fix thinko.
27406 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27408 PR middle-end/38237
27409 * tree.h (tree_find_value): New declaration.
27410 * tree.c (tree_find_value): New function.
27411 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27413 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27416 * c-decl.c (struct c_binding): Add locus field.
27417 (bind): Add locus argument, set locus field from it.
27418 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27419 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27420 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27421 implicitly_declare, undeclared_variable, lookup_label,
27422 declare_label, c_make_fname_decl, c_builtin_function,
27423 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27426 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27429 * config/i386/i386.c (classify_argument): Check total size of
27432 2009-03-30 Martin Jambor <mjambor@suse.cz>
27434 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27435 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27436 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27439 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27440 seen_variable_array_ref while also traversing a union.
27442 * tree-inline.c (optimize_inline_calls): Do not call
27443 cgraph_node_remove_callees.
27444 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27445 (pass_remove_cgraph_callee_edges): New variable.
27446 * passes.c (init_optimization_passes): Add
27447 pass_remove_cgraph_callee_edges after early inlining and before all
27448 late intraprocedural passes.
27450 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27452 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27454 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27455 Fix typos in names.
27457 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27459 * combine.c (simplify_comparison): Use have_insn_for.
27460 * dojump.c (do_jump): Likewise.
27462 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27464 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27465 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27466 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27467 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27468 instead of sparc_compare_emitted.
27469 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27470 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27471 instead of sparc_compare_emitted.
27473 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27475 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27476 enter/exit cfglayout mode.
27477 (pass_partition_block): Require it.
27478 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27479 (combine_instructions): Track basic blocks instead of labels.
27480 (update_cfg_for_uncondjump): New.
27481 (try_combine): Use it. Update jumps after rescanning.
27482 (pass_combine): Require PROP_cfglayout.
27483 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27485 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27487 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27488 Provide/destroy PROP_cfglayout respectively.
27489 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27490 * tree-pass.h (PROP_cfglayout): New.
27492 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27494 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27495 fold_convert_const_fixed_from_fixed,
27496 fold_convert_const_fixed_from_int,
27497 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27498 set TREE_CONSTANT_OVERFLOW.
27499 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27500 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27502 2009-03-30 Ira Rosen <irar@il.ibm.com>
27504 * tree-vect-loop-manip.c: New file.
27505 * tree-vectorizer.c: Update documentation and included files.
27506 (vect_loop_location): Make extern.
27507 (rename_use_op): Move to tree-vect-loop-manip.c
27508 (rename_variables_in_bb, rename_variables_in_loop,
27509 slpeel_update_phis_for_duplicate_loop,
27510 slpeel_update_phi_nodes_for_guard1,
27511 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27512 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27513 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27514 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27515 find_loop_location): Likewise.
27516 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27517 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27518 get_vectype_for_scalar_type, vect_is_simple_use,
27519 supportable_widening_operation, supportable_narrowing_operation):
27521 (bb_in_loop_p): Move to tree-vect-loop.c.
27522 (new_loop_vec_info, destroy_loop_vec_info,
27523 reduction_code_for_scalar_code, report_vect_op,
27524 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27525 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27526 (vect_supportable_dr_alignment): Likewise.
27527 * tree-vectorizer.h (tree-data-ref.h): Include.
27528 (vect_loop_location): Declare.
27529 Reorganize function declarations according to the new file structure.
27530 * tree-vect-loop.c: New file.
27531 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27532 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27533 * tree-vect-data-refs.c: New file.
27534 * tree-vect-patterns.c (timevar.h): Don't include.
27535 * tree-vect-stmts.c: New file.
27536 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27537 tree-vect-slp.c, tree-vect-loop.c.
27538 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27539 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27540 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27541 (tree-vect-analyze.o): Remove.
27542 (tree-vect-transform.o): Likewise.
27543 (tree-vect-data-refs.o): Add rule.
27544 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27545 tree-vect-slp.o): Likewise.
27546 (tree-vect-patterns.o): Remove redundant dependencies.
27547 (tree-vectorizer.o): Likewise.
27548 * tree-vect-slp.c: New file.
27550 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27552 * optc-gen.awk: Warn if an option flag has multiple different
27555 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27557 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27558 -floop-block): Document dependences on PPL, CLooG and Graphite.
27560 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27562 PR rtl-optimization/323
27563 * c-common.c (c_fully_fold, convert_and_check,
27564 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27565 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27566 * c-common.def (EXCESS_PRECISION_EXPR): New.
27567 * c-cppbuiltin.c (builtin_define_float_constants): Define
27568 constants with enough digits for long double.
27569 * c-lex.c (interpret_float): Interpret constant with excess
27570 precision where appropriate.
27571 * c-opts.c (c_common_post_options): Set
27572 flag_excess_precision_cmdline. Give an error for
27573 -fexcess-precision=standard for C++ for processors where the
27574 option is significant.
27575 * c-parser.c (c_parser_conditional_expression): Handle excess
27576 precision in condition.
27577 * c-typeck.c (convert_arguments): Handle arguments with excess
27579 (build_unary_op): Move excess precision outside operation.
27580 (build_conditional_expr): Likewise.
27581 (build_compound_expr): Likewise.
27582 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27583 (build_modify_expr): Handle excess precision in RHS.
27584 (convert_for_assignment): Handle excess precision in converted
27586 (digest_init, output_init_element, process_init_element): Handle
27587 excess precision in initializer.
27588 (c_finish_return): Handle excess precision in return value.
27589 (build_binary_op): Handle excess precision in operands and add
27590 excess precision as needed for operation.
27591 * common.opt (-fexcess-precision=): New option.
27592 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27593 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27594 For standard excess precision, output explicit conversion to and
27595 truncation from XFmode.
27596 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27597 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27598 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27599 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27600 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27601 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27602 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27603 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27604 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27605 define_splits, sqrt<mode>2): Disable where appropriate for
27606 standard excess precision.
27607 * convert.c (convert_to_real): Do not shorten arithmetic to type
27608 for which excess precision would be used.
27609 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27610 * doc/invoke.texi (-fexcess-precision=): Document option.
27611 (-mfpmath=): Correct index entry.
27612 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27613 flag_excess_precision): New.
27614 * langhooks.c (lhd_post_options): Set
27615 flag_excess_precision_cmdline.
27616 * opts.c (common_handle_option): Handle -fexcess-precision=.
27617 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27618 init_excess_precision): New.
27619 (lang_dependent_init_target): Call init_excess_precision.
27620 * tree.c (excess_precision_type): New.
27621 * tree.h (excess_precision_type): Declare.
27623 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27626 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27627 non-lvalue to component.
27629 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27631 PR preprocessor/34695
27632 * Makefile.in (c-opts.o): Depend on c-tree.h.
27633 * c-common.c: Move down include of diagnostic.h.
27634 (done_lexing, c_cpp_error): New.
27635 * c-common.h (done_lexing): Declare.
27636 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27638 * c-opts.c: Include c-tree.h.
27639 (c_common_init_options): Set preprocessor error callback.
27640 (c_common_handle_option): Do not set preprocessor
27641 inhibit_warnings, warnings_are_errors, warn_system_headers,
27642 pedantic_errors or inhibit_warnings flags.
27643 (c_common_post_options): Do not check cpp_errors (parse_in).
27644 (c_common_finish): Do not output dependencies if there were
27645 errors. Do not check return value of cpp_finish.
27646 * c-ppoutput.c (pp_file_change): Set input_location.
27647 * c-tree.h (c_cpp_error): Declare.
27648 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27650 (diagnostic_build_prefix): Check override_column.
27651 * diagnostic.h (diagnostic_info): Add override_column field.
27652 (diagnostic_override_column): Define.
27654 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27656 * c-common.c (c_expand_expr, c_staticp): Remove.
27657 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27658 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27659 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27660 * c-gimplify.c (gimplify_compound_literal_expr,
27661 optimize_compound_literals_in_ctor): Remove.
27662 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27663 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27664 * c-semantics.c (emit_local_var): Remove.
27666 * langhooks-def.h (lhd_expand_expr): Remove.
27667 * langhooks.c (lhd_expand_expr): Remove.
27668 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27670 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27671 handling from c-semantics.c; don't call into langhook.
27672 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27673 * gimplify.c (gimplify_compound_literal_expr,
27674 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27675 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27676 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27677 as was done in c-gimplify.c.
27678 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27679 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27680 Move from c-common.h.
27681 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27683 * tree.c (staticp): Do not call langhook.
27684 * langhooks.c (lhd_staticp): Delete.
27685 * langhooks-def.h (lhd_staticp): Delete prototype.
27686 (LANG_HOOKS_STATICP): Delete.
27687 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27689 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27690 instead of DECL_STMTs.
27692 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27700 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27702 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27703 contained expression.
27704 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27705 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27706 conditional expressions for C.
27707 (decl_constant_value_for_optimization): Move from
27708 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27709 whether optimizing and that the expression is a VAR_DECL not of
27710 array type instead of doing such checks in the caller. Do not
27711 check pedantic. Call gcc_unreachable for C++.
27712 * c-common.def (C_MAYBE_CONST_EXPR): New.
27713 * c-common.h (c_fully_fold, c_save_expr,
27714 decl_constant_value_for_optimization): New prototypes.
27715 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27716 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27717 EXPR_INT_CONST_OPERANDS): Define.
27718 * c-convert.c (convert): Strip nops from expression.
27719 * c-decl.c (groktypename): Take extra parameters expr and
27720 expr_const_operands. Update call to grokdeclarator.
27721 (start_decl): Update call to grokdeclarator. Add statement for
27722 expressions used in type of decl.
27723 (grokparm): Update call to grokdeclarator.
27724 (push_parm_decl): Update call to grokdeclarator.
27725 (build_compound_literal): Add parameter non_const and build a
27726 C_MAYBE_COSNT_EXPR if applicable.
27727 (grokdeclarator): Take extra parameters expr and
27728 expr_const_operands. Track expressions used in declaration
27729 specifiers and declarators. Fold array sizes and track whether
27730 they are constant expressions and whether they are integer
27731 constant expressions.
27732 (parser_xref_tag): Set expr and expr_const_operands fields in
27734 (grokfield): Update call to grokdeclarator.
27735 (start_function): Update call to grokdeclarator.
27736 (build_null_declspecs): Set expr and expr_const_operands fields in
27738 (declspecs_add_type): Handle expressions in typeof specifiers.
27739 * c-parser.c (c_parser_declspecs): Set expr and
27740 expr_const_operands fields for declaration specifiers.
27741 (c_parser_enum_specifier): Likewise.
27742 (c_parser_struct_or_union_specifier): Likewise.
27743 (c_parser_typeof_specifier): Likewise. Update call to
27744 groktypename. Fold expression as needed. Return expressions with
27745 type instead of adding statements.
27746 (c_parser_attributes): Update calls to c_parser_expr_list.
27747 (c_parser_statement_after_labels): Fold expression before passing
27748 to objc_build_throw_stmt.
27749 (c_parser_condition): Fold expression.
27750 (c_parser_asm_operands): Fold expression.
27751 (c_parser_conditional_expression): Use c_save_expr. Update call
27752 to build_conditional_expr.
27753 (c_parser_alignof_expression): Update call to groktypename.
27754 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27755 original_code. Fold expression argument of va_arg. Create
27756 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27757 argument to va_arg. Update calls to groktypename. Fold array
27758 index for offsetof. Verify that first argument to
27759 __builtin_choose_expr has integer type.
27760 (c_parser_postfix_expression_after_paren_type): Update calls to
27761 groktypename and build_compound_literal. Handle expressions with
27762 side effects in type name.
27763 (c_parser_postfix_expression_after_primary): Update call to
27764 c_parser_expr_list. Set original_code for calls to
27765 __builtin_constant_p.
27766 (c_parser_expr_list): Take extra parameter fold_p. Fold
27767 expressions if requested.
27768 (c_parser_objc_type_name): Update call to groktypename.
27769 (c_parser_objc_synchronized_statement): Fold expression.
27770 (c_parser_objc_receiver): Fold expression.
27771 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27772 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27773 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27774 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27775 (struct c_typespec): Add elements expr and expr_const_operands.
27776 (struct c_declspecs): Add elements expr and expr_const_operands.
27777 (groktypename, build_conditional_expr, build_compound_literal):
27779 (in_late_binary_op): Declare.
27780 * c-typeck.c (note_integer_operands): New function.
27781 (in_late_binary_op): New variable.
27782 (decl_constant_value_for_broken_optimization): Move to c-common.c
27783 and rename to decl_constant_value_for_optimization.
27784 (default_function_array_conversion): Do not strip nops.
27785 (default_conversion): Do not call
27786 decl_constant_value_for_broken_optimization.
27787 (build_array_ref): Do not fold result.
27788 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27789 result when operand is a VLA.
27790 (c_expr_sizeof_type): Update call to groktypename. Handle
27791 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27792 result when operand names a VLA type.
27793 (build_function_call): Update call to build_compound_literal.
27794 Only fold result for calls to __builtin_* functions. Strip
27795 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27796 the function designator.
27797 (convert_arguments): Fold arguments. Update call to
27798 convert_for_assignment.
27799 (build_unary_op): Handle increment and decrement of
27800 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27801 decrement earlier. Fold operand of increment and decrement.
27802 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27803 built for integer operand. Wrap returns that are INTEGER_CSTs
27804 without being integer constant expressions or that have integer
27805 constant operands without being INTEGER_CSTs.
27806 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27807 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27808 result is an integer constant expression or can be used in
27809 unevaluated parts of one and avoid folding and wrap as
27810 appropriate. Fold operands before possibly doing -Wsign-compare
27812 (build_compound_expr): Wrap result for C99 if operands can be used
27813 in integer constant expressions.
27814 (build_c_cast): Update call to digest_init. Do not ignore
27815 overflow from casting floating-point constants to integers. Wrap
27816 results that could be confused with integer constant expressions,
27817 null pointer constants or floating-point constants.
27818 (c_cast_expr): Update call to groktypename. Handle expressions
27819 included in type name.
27820 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27821 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27822 Update calls to convert_for_assignment.
27823 (convert_for_assignment): Take new parameter
27824 null_pointer_constant. Do not strip nops or call
27825 decl_constant_value_for_broken_optimization. Set
27826 in_late_binary_op for conversions to boolean.
27827 (store_init_value): Update call to digest_init.
27828 (digest_init): Take new parameter null_pointer_constant. Do not
27829 call decl_constant_value_for_broken_optimization. pedwarn for
27830 initializers not constant expressions. Update calls to
27831 convert_for_assignment.
27832 (constructor_nonconst): New.
27833 (struct constructor_stack): Add nonconst element.
27834 (really_start_incremental_init, push_init_level, pop_init_level):
27835 Handle constructor_nonconst and nonconst element.
27836 (set_init_index): Call constant_expression_warning for array
27838 (output_init_element): Fold value. Set constructor_nonconst as
27839 applicable. pedwarn for initializers not constant expressions.
27840 Update call to digest_init. Call constant_expression_warning
27841 where constant initializers are required.
27842 (process_init_element): Use c_save_expr.
27843 (c_finish_goto_ptr): Fold expression.
27844 (c_finish_return): Fold return value. Update call to
27845 convert_for_assignment.
27846 (c_start_case): Fold switch expression.
27847 (c_process_expr_stmt): Fold expression.
27848 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27849 ensure statement expression is not evaluated in constant expression.
27850 (build_binary_op): Track whether results are integer constant
27851 expressions or may occur in such, disable folding and wrap results
27852 as applicable. Fold operands for -Wsign-compare warnings unless
27854 (c_objc_common_truthvalue_conversion): Handle results folded to
27855 integer constants that are not integer constant expressions.
27856 * doc/extend.texi: Document when typeof operands are evaluated,
27857 that condition of __builtin_choose_expr is an integer constant
27858 expression, and more about use of __builtin_constant_p in
27861 2009-03-29 Richard Guenther <rguenther@suse.de>
27863 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27864 propagate addresses of array references.
27866 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27868 * regmove.c (perhaps_ends_bb_p): Remove.
27869 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27870 from INSN and check that the main loop stays within that basic block.
27871 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27872 (regmove_forward_pass): Split out from regmove_optimize. Use
27873 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27874 (regmove_backward_pass): Split out from regmove_optimize. Use
27875 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27876 (regmove_optimize): Simplify.
27878 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27881 * config/i386/i386.c (classify_argument): Ignore flexible array
27882 member in struct and warn ABI change.
27884 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27886 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27888 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27889 (ix86_adjust_cost): Updated.
27891 2009-03-29 Jan Hubicka <jh@suse.cz>
27893 PR middle-end/28850
27894 * tree-pass.h (pass_cleanup_eh): New function.
27895 (remove_unreachable_regions): Break code handling RTL
27896 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27897 that can not be reached by runtime.
27898 (can_be_reached_by_runtime): New function.
27899 (label_to_region_map): New function.
27900 (num_eh_regions): New function.
27901 (rtl_remove_unreachable_regions): New function.
27902 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27903 (remove_eh_region): New function.
27904 * except.h: Include sbitmap and vecprim.
27905 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27906 num_eh_regions): Declare.
27907 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27908 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27909 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27910 (tree_empty_eh_handler_p): New function.
27911 (cleanup_empty_eh): New function.
27912 (cleanup_eh): New function.
27913 (pass_cleanup_eh): New function.
27915 2009-03-29 Jan Hubicka <jh@suse.cz>
27917 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27918 for removed regions.
27920 2009-03-29 Jan Hubicka <jh@suse.cz>
27922 * except.c (dump_eh_tree): Dump all datastructures.
27924 2009-03-29 Jan Hubicka <jh@suse.cz>
27926 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27927 (duplicate_eh_regions_1): Likewise.
27928 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27929 vector; call EH verification.
27930 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27931 Be ready for region being removed.
27933 2009-03-29 Jan Hubicka <jh@suse.cz>
27935 * bitmap.c (bitmap_last_set_bit): New function.
27936 * bitmap.h (bitmap_last_set_bit): Declare.
27938 2009-03-29 David Ayers <ayers@fsfe.org>
27941 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27942 by calling objc_compare_types and surpress warnings about
27943 incompatible C pointers that are compatible ObjC pointers.
27945 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27947 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27948 call initialize_inline_failed.
27949 (initialize_inline_failed): Move it from here ...
27950 * cgraph.c (initialize_inline_failed): ... to here.
27951 (cgraph_create_edge): Call initialize_inline_failed rather than
27952 setting inline_failed directly.
27954 2009-03-29 Ben Elliston <bje@au.ibm.com>
27957 * sysv4.opt (msdata): Improve comment.
27958 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27959 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27961 2009-03-29 Ben Elliston <bje@au.ibm.com>
27964 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27965 load and store attributes.
27967 2009-03-29 Ben Elliston <bje@au.ibm.com>
27969 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27970 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27971 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27972 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27973 __builtin_infq and __builtin_huge_valq.
27975 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27977 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27979 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27980 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27982 2009-03-28 Xinliang David Li <davidxl@google.com>
27984 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27985 (do_dbg_cnt): New function.
27987 2009-03-28 Jan Hubicka <jh@suse.cz>
27989 Merge from pretty-ipa:
27991 2009-03-27 Jan Hubicka <jh@suse.cz>
27993 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27994 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27995 * passes.c (function_called_by_processed_nodes_p): New.
27996 * ipa-pure-const.c (check_call): Fix handling of operands.
27997 (analyze_function): Dump debug output for skipped bodies.
27998 (local_pure_const): Use function_called_by_processed_nodes_p.
27999 * dwarf2out.c (reference_to_unused): Use output.
28000 * passes.c (do_per_function_toporder): Likewise.
28002 2008-11-12 Jan Hubicka <jh@suse.cz>
28004 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28005 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28006 state_set_in_source enum
28007 (check_decl): Ignore memory tags; do not set fake looping flags;
28009 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28010 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28011 (check_call, analyze_function): Rewrite.
28013 (add_new_function): Update call of analyze_function.
28014 (generate_summary): Add call of analyze_function.
28015 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28016 (local_pure_const): New function.
28017 (pass_local_pure_const): New pass.
28018 * ipa-inline.c (inline_transform): Set after_inlining.
28019 * tree-eh.c (stmt_can_throw_external): New.
28020 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28021 work with aliasing built.
28022 * tree-flow.h (stmt_can_throw_external): New.
28023 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28024 and local pure/const pass in early and late optimization queue.
28026 2009-03-28 Martin Jambor <mjambor@suse.cz>
28028 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28030 (fold_binary): Allow function decl aligment consideration is the
28031 second argument is integer constant one.
28032 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28033 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28034 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28036 2009-03-28 Jan Hubicka <jh@suse.cz>
28038 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28039 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28040 * function.h (rtl_data): Add nothrow flag.
28041 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28042 set DECL_NOTHROW for AVAILABLE functions.
28044 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28046 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28047 following vector keyword has expansion starting with pixel or bool
28048 keyword, expand vector to __vector and pixel or bool to __pixel or
28052 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28053 warn_if_disallowed_function_p): Removed.
28054 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28055 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28056 warning_if_disallowed_function_p.
28057 * flags.h (warn_if_disallowed_function_p,
28058 warn_disallowed_functions): Removed.
28059 * common.opt (Wdisallowed-function-list=): Removed.
28060 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28062 2009-03-28 Richard Guenther <rguenther@suse.de>
28064 PR tree-optimization/38723
28065 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28068 2009-03-28 Jan Hubicka <jh@suse.cz>
28070 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28071 test introduced by my previous patch.
28073 2009-03-28 Richard Guenther <rguenther@suse.de>
28075 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28076 the PHIs value undefined.
28078 2009-03-28 Jan Hubicka <jh@suse.cz>
28080 * tree-pass.h (pass_fixup_cfg): New pass.
28081 * ipa-inline.c (inline_transform): Set
28082 always_inline_functions_inlined/after_inlining.
28083 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28084 (pass_fixup_cfg): New pass.
28085 * passes.c (init_optimization_passes): Add fixup_cfg.
28087 2009-03-28 Richard Guenther <rguenther@suse.de>
28089 PR tree-optimization/38458
28090 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28091 argument use the arguments copy-of value.
28093 2009-03-28 Richard Guenther <rguenther@suse.de>
28095 PR tree-optimization/38180
28096 * tree-ssa-ccp.c (get_default_value): Simplify.
28097 (likely_value): Likewise.
28098 (surely_varying_stmt_p): Properly handle VOP case.
28099 (ccp_initialize): Likewise.
28100 (ccp_fold): Handle propagating through *&.
28101 (fold_const_aggregate_ref): Also handle decls.
28103 2009-03-28 Jan Hubicka <jh@suse.cz>
28105 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28106 * cgraph.h (cgraph_node): Likewise.
28107 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28108 (cgraph_reset_node): Use process flag.
28109 (cgraph_mark_functions_to_output): Likewise.
28110 (cgraph_expand_function): Likewise.
28111 (cgraph_expand_all_functions): Likewise.
28112 (cgraph_output_in_order): Likewise.
28113 * dwarf2out.c (reference_to_unused): Likewise.
28114 * passes.c do_per_function_toporder): Likewise.
28116 2009-03-28 Jan Hubicka <jh@suse.cz>
28118 Bring from lto-branch:
28120 2008-09-03 Doug Kwan <dougkwan@google.com>
28122 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28123 enums instead of reason strings.
28124 * cgraph.c (cgraph_create_edge): Same.
28125 (cgraph_inline_failed_string): New function.
28126 * cgraph.h (cgraph_inline_failed_t): New enum type.
28127 (cgraph_inline_failed_string): New prototype.
28128 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28129 char pointer to cgraph_inline_failed_t.
28130 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28131 (cgraph_default_inline_p): Ditto.
28132 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28133 to cgraph_inline_failed_t pointer.
28134 * cif-code.def: New file.
28135 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28137 (cgraph_check_inline_limits): Change type of REASON to pointer to
28138 cgraph_inline_failed_t. Replace reason strings with enums.
28139 (cgraph_default_inline_p): Ditto.
28140 (cgraph_recursive_inlining_p): Ditto.
28141 (update_caller_keys): Change type of FAILED_REASON to
28142 cgraph_inline_failed_t.
28143 (cgraph_set_inline_failed): Change type of REASON to pointer to
28144 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28145 convert enums to strings for text output.
28146 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28147 to be of type cgraph_inline_failed_t. Replace reason strings with
28148 enums. Call cgraph_inline_failed_string to covert enums
28149 to strings for text output.
28150 (cgraph_decide_inlining): Replace reason strings with enums.
28151 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28152 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28154 * tree-inline.c (expand_call_inline): Change type of REASON
28155 to cgraph_inline_failed_t. Replace reason strings with enums.
28156 Call cgraph_inline_failed_string for text output.
28157 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28160 2009-03-28 Jan Hubicka <jh@suse.cz>
28162 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28163 cgraph_clone_node): Remove master clone handling.
28164 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28165 * cgraph.h (master_clone): Remove.
28166 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28167 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28168 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28170 2009-03-28 Jan Hubicka <jh@suse.cz>
28172 * cgraph.c (cgraph_function_body_availability): Functions declared
28173 inline are always safe to assume that it is not going to be replaced.
28175 2009-03-28 Richard Guenther <rguenther@suse.de>
28177 PR tree-optimization/38513
28178 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28179 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28180 EXC_PTR_EXPR and FILTER_EXPR.
28181 (get_ref_from_reference_ops): Likewise.
28183 2009-03-28 Richard Guenther <rguenther@suse.de>
28185 PR tree-optimization/38968
28186 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28187 Use FLOOR_MOD_EXPR to compute misalignment.
28189 2009-03-28 Richard Guenther <rguenther@suse.de>
28191 PR tree-optimization/37795
28192 * tree.h (combine_comparisons): Declare.
28193 * fold-const.c (combine_comparisons): Export.
28194 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28196 (ifcombine_iforif): Use combine_comparisons.
28198 2009-03-28 Jan Hubicka <jh@suse.cz>
28200 * tree-eh.c (inlinable_call_p): New function.
28201 (make_eh_edges): Use it.
28202 (verify_eh_edges): Use it.
28203 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28204 * except.c (reachable_next_level): Add inlinable_function argument
28205 (sjlj_find_directly_reachable_regions): Update.
28206 (add_reachable_handler): Do not set saw_any_handlers.
28207 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28208 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28209 Add new inlinable call parameter.
28210 (can_throw_internal, can_throw_external): Update.
28211 * except.h (can_throw_internal_1, can_throw_external_1,
28212 foreach_reachable_handler): Update declaration.
28214 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28216 * config/arm/t-arm-coff, config/h8300/coff.h,
28217 config/i386/i386-aout.h, config/i386/i386-coff.h,
28218 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28219 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28220 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28221 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28222 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28223 sys-types.h: Remove.
28224 * Makefile.in: Remove protoize and fixproto support and references
28226 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28227 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28229 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28230 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28231 unprotoize$(exeext).
28232 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28233 (.PHONY): Don't depend on proto.
28234 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28235 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28236 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28237 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28238 build/gen-protos.o, build/scan.o, xsys-protos.h,
28239 build/fix-header$(build_exeext), build/fix-header.o,
28240 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28241 stmp-install-fixproto): Remove.
28242 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28243 SYSCALLS.c or fixproto files.
28244 (install-common): Don't install protoize.
28245 (install-headers-tar, install-headers-cpio, install-headers-cp):
28246 Don't depend on $(STMP_FIXPROTO).
28247 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28248 install fixproto files or write out fixproto settings.
28249 (uninstall): Don't uninstall protoize.
28250 * config.gcc (use_fixproto): Remove.
28251 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28252 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28253 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28254 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28255 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28256 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28257 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28258 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28259 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28260 * config/t-vxworks (STMP_FIXPROTO): Remove.
28261 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28262 STMP_FIXPROTO): Remove.
28263 * config.in, configure: Regenerate.
28264 * crtstuff.c (gid_t, uid_t): Don't undefine.
28265 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28266 (arm-*-coff, arm-*-aout: Remove target entries.
28267 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28268 Remove mention of AIX 4.1.
28269 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28270 * doc/invoke.texi (Running Protoize): Remove.
28271 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28272 (Protoize Caveats): Remove.
28273 * tsystem.h: Update comments on headers assumed to exist.
28275 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28277 * genautomata.c: Add a new year to the copyright. Add a new
28279 (struct insn_reserv_decl): Add comments for member bypass_list.
28280 (find_bypass): Remove.
28281 (insert_bypass): New.
28282 (process_decls): Use insert_bypass.
28283 (output_internal_insn_latency_func): Output all bypasses with the
28284 same input insn in one switch case.
28286 * rtl.def (define_bypass): Describe bypass choice.
28287 * doc/md.texi (define_bypass): Ditto.
28289 2009-03-27 Richard Guenther <rguenther@suse.de>
28291 * gimplify.c (mark_addressable): Export.
28292 * tree-flow.h (mark_addressable): Declare.
28293 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28294 * tree-ssa.c (verify_phi_args): Verify that address taken
28295 variables have TREE_ADDRESSABLE set.
28297 2009-03-27 Richard Guenther <rguenther@suse.de>
28299 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28300 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28301 Do not mark decls TREE_ADDRESSABLE.
28302 (build_fold_addr_expr): Adjust.
28303 (fold_addr_expr): Remove.
28304 (fold_unary): Use build_fold_addr_expr.
28305 (fold_comparison): Likewise.
28306 (split_address_to_core_and_offset): Likewise.
28307 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28309 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28310 (gimplify_modify_expr_to_memcpy): Mark source and destination
28312 * omp-low.c (create_omp_child_function): Mark the object decl
28314 (lower_rec_input_clauses): Mark the var we take the address of
28316 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28318 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28320 PR middle-end/39315
28321 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28322 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28324 2009-03-27 Richard Guenther <rguenther@suse.de>
28326 PR tree-optimization/39120
28327 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28329 (handle_lhs_call): Process return constraints. Add escape
28330 constraints if necessary.
28331 (handle_const_call): Fill out return constraints. Make nested
28332 case more precise. Avoid consttmp if possible.
28333 (handle_pure_call): Fill out return constraints. Avoid
28334 callused if possible.
28335 (find_func_aliases): Simplify call handling.
28337 2009-03-27 Richard Guenther <rguenther@suse.de>
28339 PR tree-optimization/39120
28340 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28341 as a representative.
28342 (solve_graph): Do propagate CALLUSED.
28343 (handle_pure_call): Use a scalar constraint from CALLUSED for
28345 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28348 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28351 * c-common.c (handle_aligned_attribute): Properly check alignment
28352 overflow. Use (1U << i) instead of (1 << i).
28354 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28356 * expr.h (get_mem_align_offset): Updated.
28358 * tree.h (tree_decl_common): Change align to "unsigned int" and
28359 move it before pointer_alias_set.
28361 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28362 Jakub Jelinek <jakub@redhat.com>
28365 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28366 gr_register_operand with gr_reg_or_0_operand.
28367 (cmpxchg_rel_di): Likewise.
28368 (sync_lock_test_and_set<mode>): Likewise.
28370 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28372 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28373 (true_regnum): Likewise.
28375 * rtlanal.c (subreg_info): Moved to ...
28376 * rtl.h (subreg_info): Here. New.
28377 (subreg_get_info): New.
28379 * rtlanal.c (subreg_get_info): Make it extern.
28381 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28384 * config/i386/i386.c (ix86_abi): New.
28385 (override_options): Handle -mabi=.
28386 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28387 (ix86_call_abi_override): Likewise.
28388 (init_cumulative_args): Likewise.
28389 (function_arg_advance): Likewise.
28390 (function_arg_64): Likewise.
28391 (function_arg): Likewise.
28392 (ix86_pass_by_reference): Likewise.
28393 (ix86_function_value_regno_p): Likewise.
28394 (ix86_build_builtin_va_list_abi): Likewise.
28395 (setup_incoming_varargs_64): Likewise.
28396 (is_va_list_char_pointer): Likewise.
28397 (ix86_init_machine_status): Likewise.
28398 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28399 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28400 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28401 (ix86_function_abi): Make it static and return enum calling_abi.
28402 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28404 (ix86_fn_abi_va_list): Updated.
28406 * config/i386/i386.h (ix86_abi): New.
28407 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28408 (CONDITIONAL_REGISTER_USAGE): Likewise.
28409 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28410 (machine_function): Likewise.
28412 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28414 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28415 (STACK_BOUNDARY): Likewise.
28416 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28418 * config/i386/i386.opt (mabi=): New.
28420 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28421 return enum calling_abi.
28422 (ix86_function_type_abi): Likewise.
28423 (ix86_function_abi): Removed.
28425 * doc/invoke.texi: Document -mabi= option for x86.
28427 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28429 * builtins.c (real_dconstp): Delete.
28430 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28432 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28433 Jakub Jelinek <jakub@redhat.com>
28436 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28437 (gen_subprogram_die): When a function is explicit, generate the
28438 DW_AT_explicit attribute.
28439 * langhooks.h (struct lang_hooks_for_decls): Add
28440 function_decl_explicit_p langhook.
28441 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28442 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28444 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28446 * builtins.c (fold_builtin_memory_op): Optimize memmove
28447 into memcpy if we can prove source and destination don't overlap.
28449 * tree-inline.c: Include gt-tree-inline.h.
28450 (clone_fn_id_num): New variable.
28451 (clone_function_name): New function.
28452 (tree_function_versioning): Use it.
28453 * Makefile.in (GTFILES): Add tree-inline.c.
28455 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28457 * BASE-VER: Change to 4.5.0.
28459 2009-03-27 Xinliang David Li <davidxl@google.com>
28461 PR tree-optimization/39557
28462 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28464 2009-03-27 Xinliang David Li <davidxl@google.com>
28466 PR tree-optimization/39548
28467 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28470 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28472 * c-common.c (pointer_int_sum): Use %wd on return from
28475 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28477 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28478 on return from tree_low_cst.
28480 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28483 * ginclude/stdarg.h (va_copy): Define also for
28484 __GXX_EXPERIMENTAL_CXX0X__.
28486 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28489 * builtins.h (c_strlen): Do not warn here.
28490 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28491 * c-common.c (pointer_int_sum): Take an explicit location.
28492 Warn about offsets out of bounds.
28493 * c-common.h (pointer_int_sum): Adjust declaration.
28495 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28497 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28500 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28503 * opts.c (warn_if_disallowed_function_p): Don't assume
28504 get_callee_fndecl must return non-NULL.
28506 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28508 PR rtl-optimization/39522
28509 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28510 when reg_reloaded_valid is set.
28512 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28514 * config/spu/divv2df3.c: New file.
28515 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28516 (DPBIT_FUNCS): Filter out _div_df.
28518 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28520 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28521 a jump insn, count that jump in the distance to the loop start.
28523 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28526 * config/sh/sh.c (calc_live_regs): Fix condition for global
28527 registers except PIC_OFFSET_TABLE_REGNUM.
28529 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28532 * doc/invoke.texi (-mconsole): New.
28534 (-mno-cygwin): New.
28536 (-mnop-fun-dllimport): New.
28540 (sub section "i386 and x86-64 Windows Options"): New.
28542 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28544 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28545 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28547 2009-03-25 Richard Guenther <rguenther@suse.de>
28549 PR middle-end/39497
28550 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28553 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28555 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28556 neither of haifa/selective schedulers are working.
28558 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28560 * doc/invoke.texi (Debugging Options): Fix description of
28561 -fno-merge-debug-strings.
28563 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28565 * config/cris/libgcc.ver: New version-script.
28566 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28568 * configure.ac <GAS features, nop mnemonic>: Add pattern
28569 crisv32-*-* for "nop".
28570 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28571 * configure: Regenerate.
28573 2009-03-24 Ira Rosen <irar@il.ibm.com>
28575 PR tree-optimization/39529
28576 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28577 mark_sym_for_renaming for the tag copied to the new vector
28580 2009-03-24 Arthur Loiret <aloiret@debian.org>
28582 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28583 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28584 EXTRA_SPEC_FUNCTIONS.
28585 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28586 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28587 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28588 -march and -mtune options.
28590 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28592 * config/m68k/t-rtems: Add m5329 multilib.
28594 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28595 Jakub Jelinek <jakub@redhat.com>
28598 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28601 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28604 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28605 instead of c_parser_expression_conv, if original_code isn't one of the
28606 4 allowed comparison codes, fail.
28608 2009-03-23 Richard Guenther <rguenther@suse.de>
28610 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28611 * tree.h (struct tree_type): Likewise.
28612 * reload.h (struct insn_chain): Likewise.
28613 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28614 * function.h (struct function): Likewise.
28615 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28617 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28619 PR tree-optimization/39516
28620 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28622 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28624 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28625 should be set true if BITS_PER_WORD of target is bigger than 32
28627 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28629 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28630 Translate -B-options to -rpath-link. Correct existing
28631 rpath-link and conditionalize on !nostdlib.
28633 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28635 * doc/extend.texi (Function Attributes, Variable Attributes):
28637 * doc/invoke.texi (Debugging Options, Optimize Options)
28638 (i386 and x86-64 Options, MCore Options): Likewise.
28640 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28643 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28644 it for block local namespace aliases.
28645 (gen_decl_die): Pass context_die to gen_namespace_die.
28647 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28650 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28651 minimum or maximum value.
28653 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28655 * reginfo.c (globalize_reg): Recompute derived reg sets.
28657 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28660 * libgcc2.c (mprotect): Do not use signed arguments for
28661 VirtualProtect, use DWORD arguments. Also fix the 'may
28662 be used uninitialized' warning for the np variable.
28664 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28667 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28668 functions using regparm calling conventions when not optimizing.
28669 (ix86_function_sseregparm): Similarly for sseregparm calling
28672 2009-03-19 Li Feng <nemokingdom@gmail.com>
28674 PR middle-end/39500
28675 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28676 dependence if the first conflict is after niter iterations.
28678 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28680 PR middle-end/38609
28681 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28682 functions with dynamic stack-pointer adjustments.
28684 2009-03-19 Ben Elliston <bje@au.ibm.com>
28686 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28687 option; change to -msdata=data.
28689 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28691 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28694 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28697 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28699 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28701 * doc/invoke.texi (Code Gen Options): Expand discussion of
28704 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28706 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28707 * matrix-reorg.c (struct matrix_info): Likewise.
28708 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28709 * rtl.h (struct mem_attrs): Likewise.
28710 * df.h (struct df): Likewise.
28711 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28712 * ira-int.h (struct ira_allocno): Likewise.
28713 * df-scan.c (struct df_collection_rec): Likewise.
28714 * ira.c (struct equivalence): Likewise.
28715 * function.c (struct temp_slot): Likewise.
28716 * cfgloop.h (struct loop): Likewise.
28719 * function.c (use_register_for_decl): When not optimizing, disregard
28720 register keyword for variables with types containing methods.
28722 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28724 PR middle-end/39447
28725 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28726 (is_simple_operand): Call contains_component_ref_p before calling data
28727 reference analysis that would fail on COMPONENT_REFs.
28729 * tree-vrp.c (search_for_addr_array): Fix formatting.
28731 2009-03-18 Richard Guenther <rguenther@suse.de>
28733 * tree-vect-transform.c (vect_loop_versioning): Fold the
28734 generated comparisons.
28735 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28736 (slpeel_tree_peel_loop_to_edge): Likewise.
28738 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28740 PR middle-end/37805
28741 * opts.c (print_specific_help): In addition to `undocumented',
28742 accept `separate' and `joined' flags if passed alone. Describe
28743 output by the first matched one of those.
28744 (common_handle_option): Skip over empty strings.
28745 * gcc.c (display_help): Fix help string for `--help='.
28746 * doc/invoke.texi (Option Summary, Overall Options): With
28747 `--help=', classes and qualifiers can both be repeated, but
28748 only the latter can be negated. One should not pass only
28749 negated qualifiers. Fix markup and examples.
28752 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28753 PR middle-end/37805
28754 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28755 and -fhelp=separate.
28757 2009-03-17 Jing Yu <jingyu@google.com>
28759 PR middle-end/39378
28760 * function.h (struct rtl_data): Move is_thunk from here...
28761 (struct function): ...to here.
28762 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28763 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28765 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28767 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28768 (alpha_output_function_end_prologue): Likewise.
28769 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28770 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28771 (rs6000_output_function_epilogue): Likewise.
28772 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28774 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28777 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28778 from different units in a single alternative.
28779 (*truncdfsf_i387): Ditto.
28780 (*truncxfsf2_mixed): Ditto.
28781 (*truncxfdf2_mixed): Ditto.
28783 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28785 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28786 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28789 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28790 unused non-artificial variables when not optimizing.
28793 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28794 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28795 NAMESPACE_DECL in its DECL_INITIAL.
28797 PR middle-end/39443
28798 * optabs.c (set_user_assembler_libfunc): New function.
28799 * expr.h (set_user_assembler_libfunc): New prototype.
28800 * c-common.c: Include libfuncs.h.
28801 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28802 for memcmp, memset, memcpy, memmove and abort.
28803 * Makefile.in (c-common.o): Depend on libfuncs.h.
28806 * dwarf2out.c (gen_inlined_enumeration_type_die,
28807 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28808 gen_tagged_type_instantiation_die): Removed.
28809 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28812 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28815 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28817 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28818 (check-parallel-%): Ditto.
28819 (check-consistency): Ditto.
28821 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28823 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28824 local variable rhs by NULL_TREE.
28826 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28829 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28831 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28834 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28836 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28839 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28840 for ms->sysv ABI calls only in 64bit mode.
28842 * config/i386/i386.md (untyped_call): Support 32bit.
28844 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28846 * doc/extend.texi: Replace x86_65 with x86_64.
28848 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28850 PR tree-optimization/39455
28851 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28852 mismatches for POINTER_TYPE_P (type).
28853 (number_of_iterations_le): Likewise.
28855 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28857 * config/picochip/picochip.c: Removed profiling support.
28858 * config/picochip/picochip.md: Removed profiling instruction.
28859 * config/picochip/picochip.h: Removed profiling builtin.
28861 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28863 * doc/install.texi (--with-host-libstdcxx): Document.
28865 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28868 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28869 generate a warning if the function name does not begin with
28870 "__vector" and the function has either the 'signal' or 'interrupt'
28871 attribute, from here to ...
28872 (avr_declare_function_name): ...here. New function.
28873 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28874 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28876 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28879 * cse.c (fold_rtx): Don't modify original const_arg1 when
28880 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28881 separate variable instead.
28882 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28883 from out of range shift counts.
28884 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28886 2009-03-13 Catherine Moore <clm@codesourcery.com>
28888 * config/i386/x-mingw32 (host-mingw32.o): Replace
28889 diagnostic.h with $(DIAGNOSTIC_H).
28891 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28894 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28896 * config/i386/sync.md (sync_compare_and_swap<mode>,
28897 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28898 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28900 (sync_double_compare_and_swapdi_pic,
28901 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28902 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28904 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28907 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28909 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28912 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28913 (avx_addsubv4df3): Likewise.
28914 (*avx_addsubv4sf3): Likewise.
28915 (sse3_addsubv4sf3): Likewise.
28917 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28920 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28922 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28925 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28926 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28927 registers for allocnos created from user-defined variables.
28929 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28932 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28933 of non-integer mode as well.
28935 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28937 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28938 for functions for which the parameter types are unknown.
28940 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28943 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28944 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28945 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28946 * config/i386/i386.c (ix86_local_alignment): For
28947 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28948 long long variables on the stack to avoid dynamic realignment.
28949 Allow the first argument to be a decl rather than type.
28950 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28952 2009-03-11 Nick Clifton <nickc@redhat.com>
28955 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28957 Add description to mno-lsim option.
28958 * config/mcore/mcore.h: Remove comment about deprecated m4align
28960 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28961 * doc/invoke.texi: Add description of mno-lsim and
28962 mstack-increment options.
28964 * config/fr30/fr30.opt: Document the -mno-lsim option.
28965 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28966 and -mno-lsim options.
28968 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28970 * fold-const.c (fold_comparison): Only call fold_inf_compare
28971 if the mode supports infinities.
28973 2009-03-11 Jason Merrill <jason@redhat.com>
28976 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28977 end already did. Notice GIMPLE_CALL modifications of the result.
28978 Don't copy debug information from an ignored decl or a decl from
28981 2009-03-10 Richard Guenther <rguenther@suse.de>
28982 Nathan Froyd <froydnj@codesourcery.com>
28984 PR middle-end/37850
28985 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28986 (__divMODE3): Likewise.
28988 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28990 PR tree-optimization/39394
28991 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28992 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28994 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28996 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28997 inline asms for register asm ("") declarations.
28999 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29001 * fold-const.c (fold_unary): Fix comment.
29003 2009-03-07 Jan Hubicka <jh@suse.cz>
29006 * tree-inline.c (setup_one_parameter): Do replacement of const
29007 argument by constant in SSA form.
29009 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29011 PR middle-end/38028
29012 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29013 determine alignment passed to assign_stack_local.
29014 (assign_parms_unsplit_complex): Likewise.
29015 * except.c (sjlj_build_landing_pads): Likewise.
29017 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29019 PR middle-end/39360
29020 * tree-flow.h (add_referenced_var): Return bool instead of void.
29021 * tree-dfa.c (add_referenced_var): Return result of
29022 referenced_var_check_and_insert call.
29023 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29024 of referenced_var_check_and_insert.
29027 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29028 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29029 DIE, don't emit it if abstract origin already has it.
29030 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29031 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29033 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29035 * genpreds.c (needs_variable): Fix parentheses at variable name
29037 (write_tm_constrs_h): Indent generated code.
29039 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29041 * doc/extend.texi (Function Attributes): Add documentation
29042 for isr attributes.
29044 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29047 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29048 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29050 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29052 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29055 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29058 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29059 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29061 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29063 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29064 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29065 constants instead of magic numbers.
29066 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29068 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29069 (x86_64_ms_abi_int_parameter_registers): Ditto.
29070 (x86_64_int_return_registers): Ditto.
29071 (ix86_maybe_switch_abi): Ditto.
29072 (ix86_expand_call): Ditto for clobbered_registers array.
29073 (ix86_hard_regno_mode_ok): Ditto.
29074 (x86_extended_QIreg_mentioned_p): Ditto.
29076 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29078 PR tree-optimization/39349
29079 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29081 * combine.c (gen_lowpart_for_combine): Use omode when generating
29084 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29086 PR rtl-optimization/39235
29087 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29089 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29091 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29093 2009-03-04 Richard Guenther <rguenther@suse.de>
29095 PR tree-optimization/39362
29096 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29097 that occur in abnormal PHIs should be varying.
29099 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29101 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29103 (simple_iv): Take loop as an argument instead of statement.
29104 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29105 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29107 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29109 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29110 * matrix-reorg.c (analyze_transpose): Ditto.
29111 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29112 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29113 * tree-predcom.c (ref_at_iteration): Ditto.
29114 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29116 2009-03-04 Richard Guenther <rguenther@suse.de>
29118 PR tree-optimization/39358
29119 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29120 escaped_id and callused_id.
29121 (solve_graph): Likewise.
29123 2009-03-04 Richard Guenther <rguenther@suse.de>
29125 PR tree-optimization/39339
29126 * tree-sra.c (try_instantiate_multiple_fields): Make it
29127 no longer ICE on the above.
29129 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29131 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29132 that fits within Pmode.
29134 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29136 PR middle-end/10109
29137 * tm.texi (LIBCALL_VALUE): Update description.
29139 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29141 PR middle-end/34443
29142 * doc/extend.texi (section): Update description.
29144 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29146 PR middle-end/39345
29147 * tree-inline.c (remapped_type): New.
29148 (can_be_nonlocal): Call remapped_type instead of remap_type.
29150 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29153 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29154 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29156 2009-03-03 Richard Guenther <rguenther@suse.de>
29158 PR middle-end/39272
29159 * tree.c (tree_nonartificial_location): New function.
29160 * tree.h (tree_nonartificial_location): Declare.
29161 * builtins.c (expand_builtin_memory_chk): Provide location
29162 of the call location for artificial function pieces.
29163 (maybe_emit_chk_warning): Likewise.
29164 (maybe_emit_sprintf_chk_warning): Likewise.
29165 (maybe_emit_free_warning): Likewise.
29166 * expr.c (expand_expr_real_1): Likewise.
29168 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29170 PR tree-optimization/39343
29171 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29172 COMPONENT_REF t has ARRAY_TYPE.
29174 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29176 PR middle-end/39335
29177 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29178 when the type precision of the induction variable should be
29179 larger than the type precision of nit.
29180 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29181 * graphite.c (graphite_loop_normal_form): Same.
29182 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29184 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29186 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29187 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29188 numbers to describe clobbered registers.
29189 (*call_value_0_rex64_ms_sysv): Ditto.
29190 * config/i386/mmx.md (mmx_emms): Ditto.
29191 (mmx_femms): Ditto.
29193 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29195 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29198 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29200 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29201 (spu_section_type_flags): New function.
29203 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29205 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29206 reg_class_contents of FLOAT_REGS into a temporary.
29208 2009-03-02 Richard Guenther <rguenther@suse.de>
29209 Ira Rosen <irar@il.ibm.com>
29211 PR tree-optimization/39318
29212 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29213 information to the vectorized statement.
29215 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29217 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29218 variable. Use defined names instead of magic constants for REX SSE
29221 2009-03-01 Richard Guenther <rguenther@suse.de>
29223 PR tree-optimization/39331
29224 * omp-low.c (lower_send_shared_vars): Do not receive new
29225 values for the reference of DECL_BY_REFERENCE parms or results.
29227 2009-03-01 Jan Hubicka <jh@suse.cz>
29230 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29231 BLOCK_NONLOCALIZED_VAR): New macros.
29232 (tree_block): Add nonlocalized_vars.
29233 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29234 gen_decl_die): Add origin argument. Allow generation of die with
29235 origin at hand only.
29236 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29237 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29239 (gen_block_die): Fix checking for unused blocks.
29240 (process_scope_var): Break out from .... ; work with origins only.
29241 (decls_for_scope) ... here; process nonlocalized list.
29242 (dwarf2out_ignore_block): Look for nonlocalized vars.
29243 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29245 (dump_scope_block): Dump them.
29246 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29247 (remap_block): Likewise.
29248 (can_be_nonlocal): New predicate.
29249 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29251 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29253 * configure: Regenerate.
29255 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29257 * optc-gen.awk: No need to duplicate option flags twice.
29258 Reuse help texts for duplicate options which do not have any.
29260 * gcc.c (display_help): Document --version.
29262 * gcc.c (main): If print_help_list and verbose_flag, ensure
29263 driver output comes before subprocess output.
29265 * optc-gen.awk: Assign all remaining fields to help string,
29266 space-separated, for multi-line help in *.opt.
29268 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29269 -Wno-pedantic-ms-format is for MinGW targets only.
29271 * doc/options.texi (Option file format): Fix bad indentation,
29272 restoring dropped sentence.
29274 2009-02-28 Jan Hubicka <jh@suse.cz>
29276 * tree-inline.c (tree_function_versioning): Output debug info.
29278 2009-02-28 Jan Hubicka <jh@suse.cz>
29281 * tree-inline.c (setup_one_parameter): Do not copy propagate
29282 arguments when not optimizing.
29284 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29287 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29288 (avx_addsubv4df3): Likewise.
29289 (*avx_addsubv4sf3): Likewise.
29290 (sse3_addsubv4sf3): Likewise.
29291 (*avx_addsubv2df3): Likewise.
29292 (sse3_addsubv2df3): Likewise.
29293 (avx_unpckhps256): Correct item selectors.
29294 (avx_unpcklps256): Likewise.
29295 (avx_unpckhpd256): Likewise.
29296 (avx_unpcklpd256): Likewise.
29298 2009-02-28 Jan Hubicka <jh@suse.cz>
29300 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29302 (copy_arguments_for_versioning): If var is declared don't declare it.
29303 (tree_function_versioning): First setup substitutions and then copy
29306 2009-02-27 Jan Hubicka <jh@suse.cz>
29309 * cgraph.h (varpool_output_debug_info): Remove.
29310 * cgraphunit.c (varpool_output_debug_info): Remove.
29311 * dwarf2out.c (deferred_locations_struct): New struct
29312 (deferred_locations): New type.
29313 (deferred_locations_list): New static var.
29314 (deffer_location): New function.
29315 (gen_variable_die): Use it.
29316 (decls_for_scope): Output info on local static vars.
29317 (dwarf2out_finish): Process deferred locations.
29318 * varpool.c (varpool_output_debug_info): Remove.
29320 2009-02-27 Jan Hubicka <jh@suse.cz>
29323 * tree.h (TREE_PROTECTED): Fix comment.
29324 (BLOCK_HANDLER_BLOCK): Remove.
29325 (struct tree_block): Remove handler_block add body_block.
29326 (inlined_function_outer_scope_p): New.
29327 (is_body_block): Remove.
29328 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29329 * dwarf2out.c (is_inlined_entry_point): Remove.
29330 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29331 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29333 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29334 * gimplify.c (gimplify_expr): Gimplify body blocks.
29335 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29336 block with multiple subblocks.
29337 (dump_scope_block): Prettier output; dump more flags and info.
29338 (dump_scope_blocks): New.
29339 (remove_unused_locals): Use dump_scope_blocks.
29340 * tree-flow.h (dump_scope_blocks): Declare.
29341 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29342 * stmt.c (is_body_block): Remove.
29343 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29344 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29346 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29348 PR middle-end/39308
29349 * graphite.c (graphite_loop_normal_form): Do not call
29350 number_of_iterations_exit from a gcc_assert.
29352 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29354 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29355 jumps if COND is NULL.
29356 (find_cond_jump): New function.
29357 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29358 * config/s390/s390.md: Remove z10_cobra attribute value.
29360 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29362 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29363 force_const_mem returns NULL_RTX.
29365 2009-02-26 Jan Hubicka <jh@suse.cz>
29368 * cgraph.h (varpool_output_debug_info): Remove.
29369 * cgraphunit.c (varpool_output_debug_info): Remove.
29370 * dwarf2out.c (deferred_locations_struct): New struct
29371 (deferred_locations): New type.
29372 (deferred_locations_list): New static var.
29373 (deffer_location): New function.
29374 (gen_variable_die): Use it.
29375 (decls_for_scope): Output info on local static vars.
29376 (dwarf2out_finish): Process deferred locations.
29377 * varpool.c (varpool_output_debug_info): Remove.
29379 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29381 PR rtl-optimization/39241
29382 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29383 to subreg_offset_representable_p.
29385 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29387 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29388 execute function prototype. Get f and nregs from max_reg_num
29389 and get_insns. Remove the first backward pass as it's dead,
29390 guard the forward pass by flag_expensive_optimizations.
29391 (rest_of_handle_regmove): Delete.
29392 (pass_regmove): Replace it with regmove_optimize.
29394 2009-02-25 Martin Jambor <mjambor@suse.cz>
29396 PR tree-optimization/39259
29397 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29398 calls_alloca function flags.
29399 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29400 calls are detected.
29402 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29404 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29405 flags_set_1_rtx, flags_set_1_set): Delete.
29406 (regmove_optimize): Do not call mark_flags_life_zones.
29408 2009-02-24 Julian Brown <julian@codesourcery.com>
29411 * config/arm/arm.c (require_pic_register): Only set
29412 cfun->machine->pic_reg once per function.
29414 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29416 * doc/invoke.texi (Link Options): Document an easier way to pass
29417 options that take arguments to the GNU linker using -Xlinker and -Wl.
29419 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29422 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29424 2009-02-24 Richard Guenther <rguenther@suse.de>
29427 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29429 2009-02-24 Richard Guenther <rguenther@suse.de>
29430 Zdenek Dvorak <ook@ucw.cz>
29432 PR tree-optimization/39233
29433 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29434 from converting them to a generic type.
29436 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29438 PR tree-optimization/39260
29439 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29440 contains a condition with a real type.
29441 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29443 2009-02-23 Jason Merrill <jason@redhat.com>
29446 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29447 narrowing_initializer_constant_valid_p.
29448 (narrowing_initializer_constant_valid_p): Don't return
29449 null_pointer_node for adding a pointer to itself.
29451 2009-02-23 Jan Hubicka <jh@suse.cz>
29454 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29457 2009-02-23 Jan Hubicka <jh@suse.cz>
29459 PR tree-optimization/37709
29460 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29461 * tree.h (block_ultimate_origin): Declare.
29462 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29463 * tree-ssa-live.c (remove_unused_scope_block_p):
29464 Eliminate blocks containig no instructions nor live variables nor
29466 (dump_scope_block): New function.
29467 (remove_unused_locals): Enable removal of dead blocks by default;
29468 enable dumping at TDF_DETAILS.
29470 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29472 * config/i386/i386.c (classify_argument): Don't allow COImode
29474 (function_arg_advance_32): Don't allow OImode.
29475 (function_arg_32): Likewise.
29476 (function_value_32): Likewise.
29477 (return_in_memory_32): Likewise.
29478 (function_arg_64): Remove OImode comment.
29480 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29483 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29484 ix86_expand_vector_set for V4DImode in 64bit mode only.
29485 (ix86_expand_vector_init_one_var): Likewise.
29487 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29489 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29491 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29494 * loop-iv.c: Revert last change.
29495 * emit-rtl.c: Likewise.
29497 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29500 * config/i386/i386.c (type_natural_mode): Remove an extra
29501 space in the warning message.
29502 (function_value_32): Handle 32-byte vector modes.
29503 (return_in_memory_32): Likewise.
29505 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29507 * loop-iv.c (truncate_value): New function.
29508 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29510 (lowpart_subreg): Move to...
29511 * emit-rtl.c: ...here.
29513 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29515 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29516 accidental and undocumented change at revision 140860.
29518 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29520 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29521 take gimple_seq * arguments.
29522 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29523 types_compatible_p langhook.
29525 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29526 Joseph Myers <joseph@codesourcery.com>
29528 * config/arm/arm.c (arm_builtin_va_list): New function.
29529 (arm_expand_builtin_va_start): Likewise.
29530 (arm_gimplify_va_arg_expr): Likewise.
29531 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29532 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29533 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29534 (va_list_type): New variable.
29535 (arm_mangle_type): Mangle va_list_type appropriately.
29537 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29539 PR middle-end/39157
29540 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29541 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29542 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29543 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29544 parameter to 1000 for -O1 by default.
29545 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29547 * loop-invariant.c: Include params.h.
29548 (move_loop_invariants): Don't call move_single_loop_invariants on
29551 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29553 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29554 offset when calculating bounds for indexing stack_usage_map. Fixes
29555 a buffer overflow with certain target setups.
29557 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29560 * calls.c (expand_call): Clear try_tail_call if caller and callee
29561 disagree in promotion of function return value.
29563 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29566 * c-common.c (c_determine_visibility): If visibility changed and
29567 DECL_RTL has been already set, call make_decl_rtl to update symbol
29570 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29573 * varasm.c (assemble_variable): Don't check DECL_NAME when
29574 globalizing a variable.
29576 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29579 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29580 expression before any __builtin_trap call.
29581 * c-typeck.c (build_function_call): Convert and check function
29582 arguments before generating a call to a trap. Evaluate the
29583 function arguments before the trap.
29585 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29588 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29589 (UNSPEC_FXAM_MEM): New unspec.
29590 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29591 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29592 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29594 2009-02-19 Richard Guenther <rguenther@suse.de>
29596 PR tree-optimization/39207
29597 PR tree-optimization/39074
29598 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29599 storedanything_tree): New.
29600 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29601 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29602 (build_succ_graph): Add edges from STOREDANYTHING to all
29604 (init_base_vars): Initialize STOREDANYTHING.
29605 (compute_points_to_sets): Free substitution info after
29606 building the succ graph.
29607 (ipa_pta_execute): Likewise.
29609 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29611 (do_ds_constraint): Do not add to special var or non-pointer
29613 (type_could_have_pointers): Split out from ...
29614 (could_have_pointers): ... here. For arrays use the element type.
29615 (create_variable_info_for): Initialize may_have_pointers.
29616 (new_var_info): Likewise.
29617 (handle_lhs_call): Make the HEAP variable unknown-sized.
29618 (intra_create_variable_infos): Use a type with pointers for
29619 PARM_NOALIAS, make it unknown-sized.
29621 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29624 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29626 2009-02-18 Jason Merrill <jason@redhat.com>
29629 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29630 value if DECL_EXTERNAL.
29631 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29632 * target.h (gcc_target::binds_local_p): Clarify "module".
29633 * tree.h (TREE_PUBLIC): Clarify "module".
29635 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29638 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29639 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29641 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29644 * c.opt (Wabi): Support C and ObjC.
29647 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29649 * config/i386/i386.c (classify_argument): Warn once about the ABI
29650 change when passing union with long double.
29652 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29654 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29657 * c-parser.c (c_parser_compound_statement): Always enter and leave
29660 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29663 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29665 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29667 PR tree-optimization/36922
29668 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29669 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29672 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29674 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29677 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29679 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29681 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29683 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29686 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29687 Richard Sandiford <rdsandiford@googlemail.com>
29689 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29690 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29691 (loongson_biadd): ...this.
29693 2009-02-17 Richard Guenther <rguenther@suse.de>
29695 PR tree-optimization/39202
29696 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29697 a var make sure to follow existing collapses.
29699 2009-02-17 Richard Guenther <rguenther@suse.de>
29701 PR middle-end/39214
29702 * langhooks.c (lhd_print_error_function): Check for NULL block.
29704 2009-02-17 Richard Guenther <rguenther@suse.de>
29706 PR tree-optimization/39204
29707 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29710 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29712 * config/soft-fp/double.h: Update from glibc CVS.
29714 2009-02-17 Richard Guenther <rguenther@suse.de>
29716 PR tree-optimization/39207
29717 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29718 strict-aliasing warnings for pointers pointing to NULL.
29720 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29723 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29724 skipping until next close brace.
29726 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29729 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29730 to function argument boundary.
29732 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29734 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29735 in the lea_add. Reload eventually constraints it properly.
29736 * config/picochip/constraints.md: Remove the target constraint
29737 "b", since it is not needed anymore.
29739 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29741 * gthr-dce.h: Uglify function parameter and local variable names.
29742 * gthr-gnat.h: Likewise.
29743 * gthr-mipssde.h: Likewise.
29744 * gthr-nks.h: Likewise.
29745 * gthr-posix95.h: Likewise.
29746 * gthr-posix.h: Likewise.
29747 * gthr-rtems.h: Likewise.
29748 * gthr-single.h: Likewise.
29749 * gthr-solaris.h: Likewise.
29750 * gthr-tpf.h: Likewise.
29751 * gthr-vxworks.h: Likewise.
29752 * gthr-win32.h: Likewise.
29754 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29757 * config/i386/i386.md: Restrict the new peephole2 to move
29758 between MMX/SSE registers.
29760 2009-02-15 Richard Guenther <rguenther@suse.de>
29763 2009-02-13 Richard Guenther <rguenther@suse.de>
29765 * configure.ac: Enable LFS.
29766 * configure: Re-generate.
29767 * config.in: Likewise.
29769 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29771 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29772 spu_srqwbyte, spu_srqwbytebc): Define.
29773 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29774 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29775 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29776 "shrqby_<mode>"): New insn-and-split patterns.
29777 * config/spu/spu.c (expand_builtin_args): Determine and return
29778 number of operands using spu_builtin_description data.
29779 (spu_expand_builtin_1): Use it.
29781 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29784 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29787 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29790 * config/i386/i386.c (override_options): Correct warning
29791 messages for -malign-loops, -malign-jumps and -malign-functions.
29793 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29796 * config/i386/i386.md: Restrict the new peephole2 to move
29797 between the general purpose registers.
29799 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29802 * config/i386/i386.c (type_natural_mode): Add a new argument.
29803 Return the original mode and warn ABI change if vector size is 32byte.
29804 (function_arg_advance): Updated.
29805 (function_arg): Likewise.
29806 (ix86_function_value): Likewise.
29807 (ix86_return_in_memory): Likewise.
29808 (ix86_sol10_return_in_memory): Likewise.
29809 (ix86_gimplify_va_arg): Likewise.
29810 (function_arg_32): Don't warn ABX ABI change here.
29811 (function_arg_64): Likewise.
29813 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29815 * loop-iv.c (implies_p): In the final case, test that operands 0
29816 of the two comparisons match.
29818 * config/bfin/bfin.c (find_prev_insn_start): New function.
29819 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29820 (find_next_insn_start): Move.
29822 2009-02-13 Richard Guenther <rguenther@suse.de>
29824 * configure.ac: Enable LFS.
29825 * configure: Re-generate.
29826 * config.in: Likewise.
29828 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29831 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29832 sizes on syntax error after some arguments have been parsed.
29834 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29836 * doc/invoke.texi (-fira): Remove.
29838 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29840 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29841 * recog.c: Likewise.
29844 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29846 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29847 (umul_ppmm): Likewise.
29848 (count_leading_zeros): Likewise.
29849 (count_trailing_zeros): Likewise.
29850 (UMUL_TIME): Likewise.
29852 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29854 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29855 soft-fp/t-softfp to tmake_file.
29857 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29858 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29859 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29860 IA64_BUILTIN_INFQ]: New.
29861 (ia64_init_builtins): Initialize __builtin_infq,
29862 __builtin_fabsq and __builtin_copysignq if not HPUX.
29863 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29864 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29866 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29868 (__fixtfti): Likewise.
29869 (__fixunstfti): Likewise.
29870 (__floattitf): Likewise.
29872 * config/ia64/libgcc-glibc.ver: New.
29873 * config/ia64/t-fprules-softfp: Likewise.
29874 * config/ia64/sfp-machine.h: Likewise.
29876 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29877 (LIBGCC2_TF_CEXT): Likewise.
29878 (TF_SIZE): Likewise.
29879 (TARGET_INIT_LIBFUNCS): Likewise.
29881 * config/ia64/t-glibc (SHLINB_MAPFILES):
29882 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29884 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29886 * config/i386/i386.c (construct_container): Rewrite processing
29887 BLKmode with X86_64_SSE_CLASS.
29889 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29892 * config/i386/i386.md: Replace simplify_replace_rtx with
29893 replace_rtx in the new peephole2.
29895 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29897 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29898 loop unrolling do not happen at -O2.
29900 2009-02-12 Michael Matz <matz@suse.de>
29902 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29904 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29906 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29909 2009-02-12 Ben Elliston <bje@au.ibm.com>
29911 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29912 patterns when updating the back chain. Missed in the 2009-02-10
29915 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29917 * doc/extend.texi (Decimal Floating Types): Update identifier of
29918 draft TR and list of missing support.
29920 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29922 PR middle-end/39154
29923 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29924 bit to variable length decl's flags, add it also to its
29925 pointer replacement variable.
29927 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29928 Jakub Jelinek <jakub@redhat.com>
29931 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29932 (memory_blockage): New expander.
29933 (*memory_blockage): New insn pattern.
29934 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29935 instead of general blockage at the end of function prologue when
29936 frame pointer is used to access red zone area. Do not emit blockage
29937 when profiling, it is emitted in generic code.
29938 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29939 function epilogue when frame pointer is used to access red zone area.
29941 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29944 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29945 by arithmetic with memory operands.
29946 * config/i386/predicates.md (commutative_operator): New.
29948 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29950 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29953 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29955 * alias.h (record_alias_subset): Declare.
29956 * alias.c (record_alias_subset): Make global.
29958 2009-02-10 Nick Clifton <nickc@redhat.com>
29960 * tree-parloops.c: Change license to GPLv3.
29961 * ipa-struct-reorg.c: Change license to GPLv3.
29962 * ipa-struct-reorg.h: Change license to GPLv3.
29964 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29967 * c-decl.c (start_struct): Return NULL on error.
29969 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29971 PR middle-end/39124
29972 * cfgloopmanip.c (remove_path): Call remove_bbs after
29973 cancel_loop_tree, not before it.
29976 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29977 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29978 VAR_DECLs were seen.
29979 * tree-ssa-live.c (remove_unused_locals): Recompute
29980 cfun->has_local_explicit_reg_vars.
29981 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29982 copies or clearings if cfun->has_local_explicit_reg_vars.
29984 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29987 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29988 of function prologue when frame pointer is used to access
29991 2009-02-10 Richard Guenther <rguenther@suse.de>
29993 PR middle-end/39127
29994 * gimplify.c (gimple_regimplify_operands): Always look if
29995 we need to create a temporary.
29997 2009-02-10 Richard Guenther <rguenther@suse.de>
29999 PR tree-optimization/39132
30000 * tree-loop-distribution.c (todo): New global var.
30001 (generate_memset_zero): Trigger TODO_rebuild_alias.
30002 (tree_loop_distribution): Return todo.
30004 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30007 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30008 (x86_64_reg_class_name): Removed.
30009 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30010 first one isn't X86_64_SSE_CLASS or any other ones aren't
30011 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30012 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30013 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30014 and 3 X86_64_SSEUP_CLASS.
30015 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30016 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30018 2009-02-10 Ben Elliston <bje@au.ibm.com>
30020 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30021 form instruction to update the stack back chain word, even if the
30022 user has disabled the generation of update instructions.
30023 (movdi_<mode>_update_stack): New.
30024 (movsi_update_stack): Likewise.
30025 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30026 always use an update form instruction to update the stack back
30029 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30031 PR middle-end/38953
30032 * graphite.c (if_region_set_false_region): After moving a region in
30033 the false branch of a condition, remove the empty dummy basic block.
30034 (gloog): Remove wrong fix for PR38953.
30036 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30038 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30039 generation due to implicit sign extension.
30041 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30043 PR middle-end/38981
30044 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30045 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30047 2009-02-09 Richard Guenther <rguenther@suse.de>
30049 PR middle-end/35202
30050 * convert.c (convert_to_real): Disable (float)fn((double)x)
30051 to fnf(x) conversion if errno differences may occur and
30052 -fmath-errno is set.
30054 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30056 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30057 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30058 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30060 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30063 * c-common.c (handle_alias_attribute): Disallow attribute for
30064 anything not a FUNCTION_DECL or VAR_DECL.
30066 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30069 * real.c (do_compare): Special-case compare of zero against
30070 decimal float value.
30072 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30075 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30076 as indicating flexible array members unless the field itself is
30077 being declarared as the incomplete array.
30079 2009-02-06 Jan Hubicka <jh@suse.cz>
30081 PR tree-optimization/38844
30082 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30083 is already inlined.
30085 2009-02-06 Richard Guenther <rguenther@suse.de>
30087 PR middle-end/38977
30088 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30089 fork because we may expand it as __gcov_fork.
30091 2009-02-06 Nick Clifton <nickc@redhat.com>
30093 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30095 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30097 PR tree-optimization/35659
30098 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30099 vn_phi_eq): Shortcut if hashcode does not match.
30100 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30102 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30103 and avoid iterative_hash_expr.
30104 (FOR_EACH_VALUE_ID_IN_SET): New.
30105 (value_id_compare): Remove.
30106 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30107 sort expressions by value id.
30109 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30112 * config/sh/predicates.md (general_movsrc_operand): Don't check
30113 the subreg of system registers here.
30115 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30118 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30119 on the copied decl.
30121 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30123 PR rtl-optimization/39110
30124 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30125 addresses, not aligned ones.
30127 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30128 Richard Guenther <rguenther@suse.de>
30130 PR tree-optimization/39100
30131 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30132 comment says and add edges.
30134 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30137 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30138 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30140 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30142 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30143 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30144 register_bb_in_sese, new_sese, free_sese): Moved.
30145 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30146 outermost_loop_in_scop, build_scop_iteration_domain,
30147 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30148 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30149 Use loop_in_sese_p instead of loop_in_scop_p.
30150 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30151 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30152 (scopdet_basic_block_info): Fix bug in scop detection.
30153 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30154 eq_loop_to_cloog_loop): Remove.
30155 (nb_loops_around_loop_in_scop, nb_loop
30156 ref_nb_loops): Moved here...
30157 * graphite.h (ref_nb_loops): ... from here.
30158 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30159 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30160 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30162 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30163 Hans-Peter Nilsson <hp@axis.com>
30165 PR rtl-optimization/37889
30166 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30167 Move offset handling from PLUS to before the switch. Use new
30168 arguments when considering SYMBOL_REFs too.
30169 (rtx_addr_can_trap_p): Pass dummy offset and size.
30170 (enum may_trap_p_flags): Remove.
30171 (may_trap_p_1): Pass size from MEM_SIZE.
30173 PR rtl-optimization/38921
30174 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30175 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30176 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30177 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30179 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30181 AVX Programming Reference (January, 2009)
30182 * config/i386/sse.md (*vpclmulqdq): New.
30184 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30186 PR tree-optimization/38977
30187 PR gcov-profile/38292
30188 * calls.c (special_function_p): Disregard __builtin_ prefix.
30190 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30192 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30193 non-indexable addresses even before reload.
30195 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30198 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30199 as having variable size. Do not give an error for unnamed
30200 parameters with [*] declarators. Give a warning for type names
30201 with [*] declarators and mark them as variable size.
30202 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30203 for sizeof applied to [*] type names.
30205 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30208 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30210 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30212 * gcc.c (process_command): Update copyright notice dates.
30213 * gcov.c (print_version): Likewise.
30214 * gcov-dump.c (print_version): Likewise.
30215 * mips-tfile.c (main): Likewise.
30216 * mips-tdump.c (main): Likewise.
30218 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30221 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30222 for composite type involving a zero-length array type.
30224 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30227 * function.c (match_asm_constraints_1): Skip over
30228 initial optional % in the constraint.
30230 PR inline-asm/39059
30231 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30232 supported, don't accept FIXED_CSTs.
30233 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30234 and _Sat is used without _Fract/_Accum. Set specs->type to
30235 integer_type_node for cts_fract/cts_accum if fixed point is not
30238 2009-02-02 Catherine Moore <clm@codesourcery.com>
30240 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30242 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30244 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30245 (ABI_HAS_64BIT_SYMBOLS): Use it.
30246 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30248 2009-02-02 Paul Brook <paul@codesourcery.com>
30250 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30252 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30254 PR inline-asm/39058
30255 * recog.h (asm_operand_ok): Add constraints argument.
30256 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30257 recurse on matching constraint.
30258 (check_asm_operands): Pass constraints as 3rd argument to
30259 asm_operand_ok. Don't look up matching constraint here.
30260 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30263 2009-02-02 Ben Elliston <bje@au.ibm.com>
30265 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30266 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30268 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30270 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30271 information. Remove some obsolete information. Reorganize.
30273 * config/pa/fptr.c: Revert license to GPL 2.
30274 * config/pa/milli64.S: Likewise.
30276 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30279 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30280 LIBRARY name in, instead of hard-coding it.
30281 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30282 extra target make frag to tmake_files according to EH model.
30283 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30284 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30285 frags that define makefile variable EH_MODEL appropriately.
30286 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30287 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30288 to "-sjlj" according to type of EH configured.
30289 (LIBGCC_SONAME): Concatenate it to shared library base name.
30290 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30291 to "_sjlj" according to type of EH configured.
30292 (LIBGCC_SONAME): Concatenate it to shared library base name.
30293 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30294 (SHLIB_LINK): Add missing semicolon to if-else construct.
30295 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30296 string value of "pe_dll" command-line option.
30297 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30298 (SHLIB_SONAME): Use it when overriding t-cygming default.
30299 (SHLIB_IMPLIB): Override t-cygming default.
30300 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30301 string value of "pe_dll" command-line option.
30303 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30306 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30307 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30309 2009-01-31 Richard Guenther <rguenther@suse.de>
30311 PR tree-optimization/38937
30312 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30313 computing the transitive closure.
30315 2009-01-30 Richard Guenther <rguenther@suse.de>
30317 PR tree-optimization/39041
30318 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30319 Propagate variable indices only if the types match for this stmt.
30321 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30324 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30325 inline but never defined.
30327 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30329 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30330 (*insv_h_di_reg_extimm): New insn.
30331 (*insv_l<mode>_reg_extimm): New insn.
30333 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30335 * config/picochip/picochip.c (flag_conserve_stack): set
30336 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30337 fconserve-stack. Reduce call-overhead used by inliner.
30339 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30342 * common.opt (flag_conserve_stack): Initialised to zero.
30344 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30347 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30348 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30351 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30353 * ira-color.c (allocno_reload_assign): Update comments.
30354 * regmove.c (regmove_optimize): Likewise.
30358 2009-01-29 Robert Millan <rmh@aybabtu.com>
30360 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30361 * config/i386/kopensolaris-gnu.h: New file. Undefine
30362 `MD_UNWIND_SUPPORT'.
30363 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30365 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30367 PR tree-optimization/39007
30368 * tree-loop-distribution.c (generate_builtin): Use
30369 recompute_dominator to compute the immediate dominator of the
30370 basic block just after the loop.
30372 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30374 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30375 (ASM_OUTPUT_DWARF_PCREL): Define.
30377 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30379 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30380 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30381 global. Modify entries about regmove and IRA.
30383 * ra-conflict.c: Remove the file.
30385 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30387 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30388 (pass_regclass_init): Rename to pass_reginfo_init.
30390 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30392 * toplev.h (flag_ira): Remove.
30394 * caller-save.c (setup_save_areas): Remove flag_ira.
30396 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30398 * global.c: Remove the file.
30400 * opts.c (decode_options): Remove flag_ira.
30402 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30404 * regmove.c: Modify file description.
30405 (find_use_as_address, try_auto_increment): Define them only if
30406 AUTO_INC_DEC is defined.
30407 (replacement_quality, replace_in_call_usage, fixup_match_1,
30408 stable_and_no_regs_but_for_p): Remove.
30409 (reg_set_in_bb): Make it static.
30410 (regmove_optimize): Remove flag_ira and code which worked for
30413 * local-alloc.c: Remove the file.
30415 * common.opt (fira): Remove.
30417 * ira.c: Include except.h.
30418 (eliminable_regset): Move from global.c.
30419 (mark_elimination): Ditto. Remove flag_ira.
30420 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30421 equiv_mem_modified, validate_equiv_mem_from_store,
30422 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30423 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30424 no_equiv, recorded_label_ref): Move from local-alloc.c.
30425 (update_equiv_regs): Ditto. Make it static.
30426 (print_insn_chain, print_insn_chains): Move it from global.c.
30427 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30428 (build_insn_chain): Ditto. Make it static.
30429 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30430 Rename to init_live_subregs.
30431 (gate_ira): Remove flag_ira.
30433 * regclass.c: Rename reginfo.c. Change file description.
30434 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30435 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30436 (init_reg_sets_1): Remove code for evaluation of
30437 reg_class_superclasses and losing_caller_save_reg_set.
30438 (init_regs): Remove init_reg_autoinc.
30439 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30440 ok_for_base_p_nonstrict): Remove.
30441 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30442 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30443 corresponding entries.
30444 (dump_regclass, record_operand_costs, scan_one_insn,
30445 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30446 record_address_regs, auto_inc_dec_reg_p): Remove.
30447 (gt-regclass.h): Rename to gt-reginfo.h.
30449 * rtl.h (dump_global_regs, retry_global_alloc,
30450 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30452 * Makefile.in (RA_H): Remove.
30453 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30454 Rename regclass.o to reginfo.o.
30455 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30457 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30458 (GTFILES): Rename regclass.c to reginfo.c.
30460 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30461 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30463 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30464 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30466 (finish_spills): Ditto. Remove code for !flag_ira.
30468 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30470 PR middle-end/35854
30471 * doc/invoke.texi (rtl debug options): Complete rewrite.
30472 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30474 * mode-switching.c (pass_mode_switching): Rename pass from
30475 "mode-sw" to "mode_sw".
30476 * except.c (pass_convert_to_eh_ranges): Rename pass from
30477 "eh-ranges" to "eh_ranges".
30478 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30482 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30483 Alexander Monakov <amonakov@ispras.ru>
30485 PR middle-end/38857
30486 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30488 (move_exprs_to_boundary): Change return type and pass through
30489 should_move from move_op. Relax assert. Update usage ...
30490 (schedule_expr_on_boundary): ... here. Use should_move instead of
30492 (move_op_orig_expr_found): Indicate that insn was disconnected from
30494 (code_motion_process_successors): Do not call after_merge_succs
30495 callback if original expression was not found when traversing any of
30497 (code_motion_path_driver): Change return type. Update prototype.
30498 (move_op): Update comment. Add a new parameter (should_move). Update
30499 prototype. Set *should_move based on indication provided by
30500 move_op_orig_expr_found.
30502 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30504 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30505 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30506 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30507 * config/rs6000/rs6000.c (rs6000_override_options): Default
30508 avoid-indexed-addresses on for Power6, off for everything else.
30509 (avoiding_indexed_address_p): New function.
30510 (rs6000_legitimize_address): Use it.
30511 (rs6000_legitimate_address): Likewise.
30512 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30514 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30516 PR tree-optimization/38997
30517 * tree-loop-distribution.c (generate_memset_zero): Use
30518 POINTER_PLUS_EXPR for a pointer addition.
30520 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30522 * config/s390/s390.md (bswap<mode>2): New pattern added.
30524 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30526 * config/s390/s390.md (*tls_load_31): Added type attribute.
30528 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30530 * config/s390/s390.md: Fix a few comments.
30532 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30534 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30535 (*tm<mode>_full): Fixed z10prop attribute.
30536 (*tst<mode>_extimm): Fixed z10prop attribute.
30537 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30538 (*tstqiCCT_cconly): Fixed z10prop attribute.
30539 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30540 (*movsi_larl): Fixed z10prop attribute.
30541 (*movsi_zarch): Fixed z10prop attribute.
30542 (*movsi_eas): Fixed z10prop attribute.
30543 (*movhi): Fixed z10prop attribute.
30544 (*movqi): Fixed z10prop attribute.
30545 (*movstrictqi): Fixed z10prop attribute.
30546 (*mov<mode>): Fixed z10prop attribute.
30547 (*movcc): Fixed z10prop attribute.
30548 (*sethighpartdi_64): Fixed z10prop attribute.
30549 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30550 (*negdi2_sign_cc): Fixed z10prop attribute.
30551 (*negdi2_sign): Fixed z10prop attribute.
30552 (*absdi2_sign_cc): Fixed z10prop attribute.
30553 (*absdi2_sign): Fixed z10prop attribute.
30554 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30555 (*negabsdi2_sign): Fixed z10prop attribute.
30556 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30557 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30558 (doloop_si64): Fixed z10prop attribute.
30559 (doloop_si31): Fixed z10prop attribute.
30560 (doloop_long): Fixed z10prop attribute.
30561 (indirect_jump): Fixed z10prop attribute.
30562 (nop): Fixed z10prop attribute.
30563 (main_base_64): Fixed z10prop attribute.
30564 (reload_base_64): Fixed z10prop attribute.
30566 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30568 PR rtl-optimization/38740
30569 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30571 * config/mips/mips.c (mips_reorg): Likewise.
30573 2009-01-28 Richard Guenther <rguenther@suse.de>
30575 PR tree-optimization/38926
30576 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30577 with the correct value id to a value.
30578 (do_regular_insertion): Use the value number of edoubleprime
30579 for the value number of the expr.
30582 2008-08-21 Richard Guenther <rguenther@suse.de>
30584 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30585 a PHI ask VN if it is already available.
30586 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30587 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30589 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30591 PR middle-end/38934
30592 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30593 set to varying whenever max has TREE_OVERFLOW set, similarly
30594 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30596 2009-01-28 Richard Guenther <rguenther@suse.de>
30598 PR middle-end/38908
30599 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30600 uninitialized aggregate uses in call arguments.
30602 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30604 PR tree-optimization/38984
30605 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30606 the nothing_id variable if -fno-delete-null-pointer-checks.
30608 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30611 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30612 (set_got_offset_rex64): Ditto.
30614 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30617 * doc/extend.texi: Improve local variable with asm reg.
30619 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30621 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30622 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30623 was not supplied then set warn_packed_bitfield_compat to the
30624 default value of 1.
30625 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30628 2009-01-27 Richard Guenther <rguenther@suse.de>
30630 PR tree-optimization/38503
30631 * cfgexpand.c (expand_gimple_basic_block): Ignore
30632 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30633 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30634 variables that cannot have TBAA applied.
30635 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30638 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30640 PR middle-end/38969
30641 * calls.c (initialize_argument_information): Do not wrap complex
30642 arguments in SAVE_EXPR.
30644 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30646 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30647 (INSTALL_LIBGCC): Revert typo commit.
30649 2009-01-26 Richard Guenther <rguenther@suse.de>
30651 PR tree-optimization/38745
30652 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30653 from special handling.
30655 2009-01-26 Richard Guenther <rguenther@suse.de>
30657 PR tree-optimization/38745
30658 * tree-ssa.c (execute_update_addresses_taken): Do not include
30659 variables that cannot possibly be a register in not_reg_needs.
30660 Do not clear TREE_ADDRESSABLE on vars that may not become
30662 * tree-ssa.c (update_alias_info_1): Include those in the set
30663 of addressable vars.
30665 2009-01-26 Richard Guenther <rguenther@suse.de>
30667 PR middle-end/38851
30668 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30669 * tree-ssa-dse.c: Include langhooks.h
30670 (execute_simple_dse): Remove stores with zero size.
30672 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30675 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30678 2009-01-24 Julian Brown <julian@codesourcery.com>
30680 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30681 config/arm/linux-atomic.c.
30682 * config/arm/linux-atomic.c: New.
30684 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30686 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30687 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30688 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30690 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30693 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30696 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30698 PR tree-optimization/38953
30699 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30700 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30701 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30702 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30705 2009-01-24 Paul Brook <paul@codesourcery.com>
30707 * config/arm/neon.md (neon_type): Move to arm.md.
30708 (neon_mov<VSTRUCT>): Add neon_type attribute.
30709 * config/arm/arm.md (neon_type): Move to here.
30710 (conds): Add "unconditioal" and use as default for NEON insns.
30712 2009-01-24 Ben Elliston <bje@au.ibm.com>
30714 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30715 void *' warning from -Wc++-compat.
30716 * Makefile.in (dominance.o-warn): Remove.
30718 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30720 PR tree-optimization/38932
30721 * fold-const.c (fold_unary_ignore_overflow): New.
30722 * tree.h (fold_unary_ignore_overflow): Declare.
30723 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30724 * tree-ssa-sccvn.c (visit_reference_op_load,
30725 simplify_unary_expression): Likewise.
30727 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30729 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30730 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30731 regardless of their type.
30732 * c-common.c (handle_packed_attribute): Don't ignore packed on
30734 * c.opt (Wpacked-bitfield-compat): New warning option.
30735 * stor-layout.c (place_field): Warn if offset of a field changed.
30736 * doc/extend.texi (packed): Mention the ABI change.
30737 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30738 (Warning Options): Add it to the list.
30740 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30742 * c-opts.c (c_common_post_options): Fix a typo in comments.
30744 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30746 PR middle-end/38615
30747 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30748 variables to static.
30749 * doc/invoke.texi (-fmerge-all-constants): Update description.
30751 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30754 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30755 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30757 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30759 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30761 (LOCAL_ALIGNMENT): Similarly.
30763 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30764 Joseph Myers <joseph@codesourcery.com>
30766 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30767 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30768 * config/arm/arm-tune.md: Regenerate.
30769 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30772 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30774 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30775 version number to five.
30777 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30780 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30781 * c-common.c (set_underlying_type): Likewise.
30782 (is_typedef_decl ): Likewise
30784 (set_underlying_type): Likewise.
30785 (is_typedef_type): Likewise.
30787 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30789 PR middle-end/38587
30790 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30793 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30796 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30797 (LIBGCC_SPEC): Don't define.
30798 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30800 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30802 PR rtl-optimization/38879
30803 * alias.c (base_alias_check): Unaligned access via AND address can
30804 alias all surrounding object types except those with sizes equal
30805 or wider than the size of unaligned access.
30807 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30810 * c-decl.c (clone_underlying_type): Move this ...
30811 * c-common.c (set_underlying_type): ... here.
30812 Also, make sure the function properly sets TYPE_STUB_DECL() on
30813 the newly created typedef variant type.
30814 (is_typedef_decl ): New entry point.
30815 * tree.h: Added a new member member_types_needing_access_check to
30816 struct tree_decl_non_common.
30817 (set_underlying_type): New entry point.
30818 (is_typedef_type): Likewise.
30820 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30822 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30823 Check whether two instructions have memory references that
30824 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30825 are helper functions for traversing.
30826 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30827 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30828 not to draw dependency edge for instructions with non-conflicting
30831 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30834 * longlong.h: Update copyright years. Use soft-fp license notice.
30835 Sync __clz_tab declaration with glibc.
30837 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30840 * doc/extend.texi (syscall_linkage): New.
30841 (version_id): Modify.
30843 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30844 Richard Guenther <rguenther@suse.de>
30846 PR tree-optimization/38747
30847 PR tree-optimization/38748
30848 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30849 conversion if the base address is an indirect reference and the
30850 aliasing sets could cause issues.
30852 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30854 * common.opt (fgraphite, fgraphite-identity): Add comment for
30855 explaining why these options are not documented.
30857 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30859 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30860 gimple_call_lhs is NULL.
30862 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30865 * emit-rtl.c (adjust_address_1): Make sure memref is never
30868 2009-01-20 Ben Elliston <bje@au.ibm.com>
30870 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30871 const qualifier from arg parameter. Remove unnecessary cast to char *.
30872 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30873 const qualifier from arg 2.
30875 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30877 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30879 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30882 * rtl.h (reinit_regs): New prototype.
30883 * regclass.c: Include ira.h.
30884 (reinit_regs): New.
30885 * Makefile.in (regclass.o): Add ira.h.
30886 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30888 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30891 * c-common.c (handle_aligned_attribute): Use
30892 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30893 default alignment value.
30895 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30897 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30898 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30900 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30901 __BIGGEST_ALIGNMENT__.
30903 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30905 2009-01-18 Richard Guenther <rguenther@suse.de>
30907 PR tree-optimization/38819
30908 * tree-flow.h (operation_could_trap_helper_p): Declare.
30909 * tree-eh.c (operation_could_trap_helper_p): Export.
30910 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30911 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30912 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30913 are about to insert a possibly trapping instruction and fail
30916 2009-01-18 Andreas Schwab <schwab@suse.de>
30918 * doc/install.texi (Configuration): Remove obsolete paragraph
30919 about use of --with-gnu-ld with --with-gnu-as.
30921 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30923 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30924 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30925 Follow spelling conventions.
30927 2009-01-18 Ben Elliston <bje@au.ibm.com>
30929 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30930 C++ warning about implicit conversion from void * to struct
30932 (bitmap_obstack_free): Likewise for bitmap_element *.
30933 * Makefile.in (bitmap.o-warn): Remove.
30935 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30937 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30939 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30940 Tobias Grosser <tobi.grosser@amd.com>
30942 * graphite.c (graphite_trans_scop_block): Do not block single
30945 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30947 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30948 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30949 test with assertion.
30951 2009-01-16 Richard Guenther <rguenther@suse.de>
30953 PR tree-optimization/38835
30954 PR middle-end/36227
30955 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30956 and INT + PTR -> (INT)(PTR p+ INT) folding.
30957 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30959 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30962 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30963 the subreg from a lowpart subreg if it is also casting the value.
30965 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30966 Tobias Grosser <tobi.grosser@amd.com>
30968 * graphite.c (compare_prefix_loops): New.
30969 (build_scop_canonical_schedules): Rewritten.
30970 (graphite_transform_loops): Move build_scop_canonical_schedules
30971 after build_scop_iteration_domain.
30973 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30974 Tobias Grosser <tobi.grosser@amd.com>
30976 * graphite.c (add_conditions_to_domain): Add the loops to
30977 the dimension of the iteration domain. Do copy the domain
30978 only when it exists.
30979 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30980 (add_conditions_to_constraints): New.
30981 (can_generate_code_stmt, can_generate_code): Removed.
30982 (gloog): Do not call can_generate_code.
30983 (graphite_transform_loops): Call add_conditions_to_constraints
30984 after building the iteration domain.
30986 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30988 PR tree-optimization/38789
30989 * tree-ssa-threadedge.c
30990 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30991 __builtin_constant_p.
30993 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30995 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30996 examined before deleting them.
30998 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31000 * function.c (aggregate_value_p): Correctly extract the function
31001 type from CALL_EXPR_FN lookup.
31003 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31005 * config/picochip/picochip.c (picochip_override_options): Revert
31006 CFI asm flag disable commited previously.
31008 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31009 Tobias Grosser <tobi.grosser@amd.com>
31010 Jan Sjodin <jan.sjodin@amd.com>
31012 * graphite.c (scan_tree_for_params): On substractions negate
31013 all the coefficients of the term.
31014 (clast_to_gcc_expression_red): New. Handle reduction expressions
31015 of more than two operands.
31016 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31017 (get_vdef_before_scop): Handle also the case of default definitions.
31019 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31021 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31022 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31023 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31025 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31026 Joey Ye <joey.ye@intel.com>
31028 PR middle-end/37843
31029 * cfgexpand.c (expand_stack_alignment): Don't update stack
31030 boundary nor check incoming stack boundary here.
31031 (gimple_expand_cfg): Update stack boundary and check incoming
31032 stack boundary here.
31034 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31036 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31038 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31040 PR rtl-optimization/38245
31041 * calls.c (expand_call): Add stack arguments to
31042 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31043 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31044 in regs and partially in memory or BLKmode arguments.
31045 (emit_library_call_value_1): Add stack arguments to
31046 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31047 ACCUMULATE_OUTGOING_ARGS).
31048 * dce.c: Include tm_p.h.
31049 (find_call_stack_args): New function.
31050 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31052 (mark_insn): Call find_call_stack_args for CALL_Ps.
31053 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31054 forwards. Allocate and free arg_stores bitmap if needed, pass it
31055 down to deletable_insn_p, don't mark stores set in arg_stores
31056 bitmap, clear the bitmap at the beginning of each bb.
31057 * Makefile.in (dce.o): Depend on $(TM_P_H).
31059 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31062 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31063 to make sure the insn is a conditional test (bug 22599). Reformat a
31066 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31068 PR middle-end/38431
31069 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31070 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31071 (gloog): Do not call cleanup_tree_cfg.
31072 (graphite_transform_loops): Call cleanup_tree_cfg after all
31073 scops have been code generated.
31075 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31076 * doc/gty.texi (Invoking the garbage collector): Added new node
31077 and section documenting ggc_collect.
31079 2009-01-14 Richard Guenther <rguenther@suse.de>
31081 PR tree-optimization/38826
31082 PR middle-end/38477
31083 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31084 initialization notes only if we actually emitted a warning.
31085 (intra_create_variable_infos): Add constraints for a result decl
31086 that is passed by hidden reference.
31087 (build_pred_graph): Mark all related variables non-direct on
31090 2009-01-14 Nick Clifton <nickc@redhat.com>
31092 * ira-conflicts.c: Include addresses.h for the definition of
31094 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31095 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31097 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31100 * Makefile.in (ira-lives.o): Add except.h.
31102 * ira-lives.c: Include except.h.
31103 (process_bb_node_lives): Process can_throw_internal.
31105 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31107 PR rtl-optimization/38774
31108 * combine.c (simplify_set): When undoing cc_use change, don't do
31109 PUT_CODE on the newly created comparison, but instead put back the
31112 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31114 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31115 values. Remove duplicate arm8 entry.
31117 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31119 PR tree-optimization/38786
31120 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31121 the SSA_NAME case of expand_scalar_variables_expr.
31122 Set the type of an expression to the type of its assign statement.
31123 (expand_scalar_variables_expr): Also gather the scalar computation
31124 used to index the memory access. Do not pass loop_p.
31125 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31126 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31127 the gimple_stmt_iterator where it inserts new code.
31128 Do not pass loop_p.
31129 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31130 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31132 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31134 * graphite.h (debug_value): Removed.
31135 * graphite.c (debug_value): Removed.
31137 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31139 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31140 ldrd/strd with two 32-bit instructions.
31142 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31144 * config/arm/arm.c (struct processors): Pass for speed down into
31145 cost helper functions.
31146 (const_ok_for_op): Handle COMPARE and inequality nodes.
31147 (arm_rtx_costs_1): Rewrite.
31148 (arm_size_rtx_costs): Update prototype.
31149 (arm_rtx_costs): Pass speed down to helper functions.
31150 (arm_slowmul_rtx_costs): Rework cost calculations.
31151 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31152 (arm_9e_rtx_costs): Likewise.
31154 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31156 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31157 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31158 (alpha_legitimize_address): Do not split local symbols wider than
31159 UNITS_PER_WORD into HIGH/LO_SUM parts.
31161 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31164 * gcc.c (process_command): Replace call to execvp with calls
31165 to pex_one and exit.
31167 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31170 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31171 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31172 variant for devices with 3-byte PC.
31173 (__tablejump_elpm__): New.
31175 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31178 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31179 offsetof member-designator, handle it as `[0].'.
31181 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31183 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31184 function when not using named sections on targets with named sections
31185 if branch distance is less than 262132.
31187 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31189 * combine.c (combine_instructions): Recompute
31190 optimize_this_for_speed_p for each BB in the main combine loop.
31192 2009-01-12 Tomas Bily <tbily@suse.cz>
31195 * tree-loop-distribution.c (prop_phis): New function.
31196 (generate_builtin): Call prop_phis.
31198 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31200 PR tree-optimization/38807
31201 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31202 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31204 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31206 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31207 subreg of op0 to the original op0.
31209 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31211 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31213 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31216 * mips-tfile.c (parse_def): Fix parsing of def strings
31217 starting with digits.
31219 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31222 * config/arm/arm.c (arm_is_long_call_p): Don't call
31223 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31225 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31227 * regrename.c (regrename_optimize): Fix dumping.
31228 (find_oldest_value_reg): Preserve REG_POINTER.
31229 (copy_hardreg_forward_1): Likewise.
31231 2009-01-09 Diego Novillo <dnovillo@google.com>
31233 * gimple.h (struct gimple_statement_base) <uid>: Document
31234 the restrictions on its use.
31235 (gimple_uid): Tidy.
31236 (gimple_set_uid): Tidy.
31238 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31240 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31241 zero guard even if align_bytes != 0 and count is smaller than
31244 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31246 PR rtl-optimization/38495
31247 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31248 (add_range_and_copies_from_move_list): Print all added ranges.
31249 Add ranges to memory optimized destination.
31251 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31255 * config/i386/i386.c (override_options): Reject
31256 -mstringop-strategy=rep_8byte with -m32.
31257 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31258 to 1. Do count comparison against epilogue_size_needed at compile
31259 time even when count_exp was constant forced into register. For
31260 size_needed don't jump to epilogue, instead just avoid aligning
31261 and invoke the body algorithm. If need_zero_guard, add zero guard
31262 even if count is non-zero, but smaller than size_needed + number of
31263 bytes that could be stored for alignment.
31264 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31265 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31266 but smaller than size_needed + number of bytes that could be stored
31267 for alignment. Compare size_needed with epilogue_size_needed instead
31268 of desired_align - align, don't adjust size_needed, pass
31269 epilogue_size_needed to the epilogue expanders.
31272 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31274 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31276 * pa.c (last_address): Change to unsigned.
31277 (update_total_code_bytes): Change argument to unsigned. Don't
31278 check if insn addresses are set.
31279 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31280 addresses are not set.
31281 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31283 2009-01-09 Nick Clifton <nickc@redhat.com>
31285 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31286 DECL_DECLARED_INLINE_P.
31288 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31290 PR middle-end/38347
31291 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31292 GET_MODE (op0) in operand_subword_force calls.
31294 PR middle-end/38771
31295 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31296 fold_convert arg0 operands to TREE_TYPE (op0) first.
31298 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31300 * params.def (ira-max-conflict-table-size): Decrease default value
31303 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31305 PR tree-optimization/37031
31306 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31308 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31309 allocate it using gc instead of heap, use VEC_quick_push instead of
31311 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31312 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31313 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31314 allocated vector from heap allocated.
31315 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31316 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31317 vector only after perfect_loop_nest_depth call.
31319 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31320 Jan Sjodin <jan.sjodin@amd.com>
31322 PR tree-optimization/38559
31323 * graphite.c (debug_value, copy_constraint,
31324 swap_constraint_variables, scale_constraint_variable, ): New.
31325 (get_lower_bound, get_upper_bound): Removed.
31326 (graphite_trans_bb_strip_mine): Clean up this code that works
31327 only for constant number of iterations. Fully copy upper and
31328 lower bound constraints, not only the constant part of them.
31329 * graphite.h (debug_value): Declared.
31331 2009-01-08 Ira Rosen <irar@il.ibm.com>
31333 PR tree-optimization/37194
31334 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31335 Don't add the cost of cost model guard in prologue to scalar
31336 outside cost in case of known number of iterations.
31338 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31339 Alan Modra <amodra@bigpond.net.au>
31341 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31342 non-word-aligned REG+CONST addressing.
31344 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31347 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31348 free_after_compilation when outputting a thunk.
31349 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31350 Do not call free_after_compilation here.
31352 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31354 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31355 (ix86_valid_target_attribute_inner_p): Ditto.
31357 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31359 PR tree-optimization/38492
31360 PR tree-optimization/38498
31361 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31362 * tree-chrec.h (scev_is_linear_expression): Declared.
31363 * graphite.c (graphite_cannot_represent_loop_niter): New.
31364 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31365 (graphite_loop_normal_form): Use gcc_assert.
31366 (scan_tree_for_params): Use CASE_CONVERT.
31367 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31368 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31369 Use gcc_assert. Discard scops that contain unhandled cases.
31370 (build_scop_conditions): Return a boolean status for unhandled cases.
31371 (strip_mine_profitable_p): Print the loop number, not its depth.
31372 (is_interchange_valid): Pass the depth of the loop nest, don't
31373 recompute it wrongly.
31374 (graphite_trans_bb_block): Same.
31375 (graphite_trans_bb_block): Print tentative of loop blocking.
31376 (graphite_trans_scop_block): Do not print that the loop has been
31378 (graphite_transform_loops): Do not handle scops that contain condition
31381 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31383 AVX Programming Reference (December, 2008)
31384 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31385 (_mm256_stream_pd): Likewise.
31386 (_mm256_stream_ps): Likewise.
31388 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31389 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31390 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31391 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31392 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31393 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31394 (ix86_expand_special_args_builtin): Likewise.
31396 * config/i386/sse.md (AVXMODEDI): New.
31397 (avx_movnt<mode>): Likewise.
31398 (avx_movnt<mode>): Likewise.
31399 (<sse>_movnt<mode>): Remove AVX support.
31400 (sse2_movntv2di): Likewise.
31402 2009-01-07 Richard Guenther <rguenther@suse.de>
31404 PR middle-end/38751
31405 * fold-const.c (extract_muldiv): Remove obsolete comment.
31406 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31407 to PLUS_EXPR canonicalization for the canonicalization.
31409 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31411 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31412 hosted cross-compilers generating less efficient code.
31414 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31416 * function.h (rtl_data): Add a dbr_scheduled_p field.
31417 * reorg.c (dbr_schedule): Set it.
31418 (gate_handle_delay_slots): Check it.
31419 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31420 (mips_reorg): Check flag_delayed_branch instead of
31421 mips_base_delayed_branch.
31422 (mips_override_options): Don't set mips_base_delayed_branch
31423 or flag_delayed_branch.
31425 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31427 PR rtl-optimization/38426.
31428 * ira.c (ira): Set current_function_is_leaf earlier.
31430 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31432 PR rtl-optimization/38722
31433 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31434 too early, only set a flag and modify after last possible
31437 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31440 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31441 * real.c (decimal_single_format): Correct values of emin and emax.
31442 (decimal_double_format): Ditto.
31443 (decimal_quad_format): Ditto.
31444 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31445 computation of DECnn_MIN and DECnn_MAX for corrected values of
31446 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31447 __DECnn_MIN__, and adjust its computation for the corrected value
31450 2009-01-06 Jan Hubicka <jh@suse.cz>
31453 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31455 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31457 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31458 Add Robert Clark to the list of testers.
31460 2009-01-06 Jan Hubicka <jh@suse.cz>
31461 Kai Tietz <kai.tietz@onevision.com>
31463 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31464 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31466 2009-01-06 Jan Hubicka <jh@suse.cz>
31467 Kai Tietz <kai.tietz@onevision.com>
31469 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31471 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31472 (ix86_nsaved_regs): Count only general purpose regs.
31473 (ix86_nsaved_sseregs): New.
31474 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31475 to 16 for w64; compute padding and size of sse reg save area.
31476 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31477 general purpose regs.
31478 (ix86_emit_save_sse_regs_using_mov): New.
31479 (ix86_expand_prologue): Save SSE regs if needed.
31480 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31481 (ix86_emit_restore_sse_regs_using_mov): New.
31482 (ix86_expand_epilogue): Save SSE regs if needed.
31484 2009-01-06 Jan Hubicka <jh@suse.cz>
31485 Kai Tietz <kai.tietz@onevision.com>
31487 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31488 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31489 functions when accumulate outgoing args is off.
31491 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31494 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31495 before using pseudos_have_intersected_live_ranges_p.
31497 * ira-int.h (ira_assert): Always define.
31499 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31501 AVX Programming Reference (December, 2008)
31502 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31503 (_mm256_permute2_pd): Likewise.
31504 (_mm_permute2_ps): Likewise.
31505 (_mm256_permute2_ps): Likewise.
31506 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31507 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31509 * config/i386/i386.c (ix86_builtins): Remove
31510 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31511 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31512 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31513 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31514 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31515 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31516 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31517 __builtin_ia32_vpermil2ps256.
31518 (ix86_init_mmx_sse_builtins): Updated.
31519 (ix86_expand_args_builtin): Likewise.
31521 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31523 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31524 long absolute calls when generating PA 2.0 code.
31526 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31528 PR rtl-optimization/38583
31529 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31531 * params.def (ira-max-conflict-table-size): New.
31533 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31535 * ira.h (ira_conflicts_p): New external definition.
31537 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31538 table. Report this. Return result of building.
31539 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31540 building conflict table.
31542 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31543 (ira_color): Use ira_conflicts_p.
31545 * global.c: Include ira.h.
31546 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31549 * Makefile.in (global.o): Add ira.h.
31551 * ira-build.c (mark_all_loops_for_removal,
31552 propagate_some_info_from_allocno): New.
31553 (remove_unnecessary_allocnos): Call
31554 propagate_some_info_from_allocno.
31555 (remove_low_level_allocnos): New.
31556 (remove_unnecessary_regions): Add parameter. Call
31557 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31558 parameter to remove_unnecessary_regions.
31559 (ira_build): Remove all regions but root if the conflict table was
31560 not built. Update conflict hard regs for allocnos crossing calls.
31562 * ira.c (ira_conflicts_p): New global.
31563 (ira): Define and use ira_conflicts_p.
31565 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31566 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31567 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31569 2009-01-06 Ben Elliston <bje@au.ibm.com>
31571 * gengtype-lex.l (YY_NO_INPUT): Define.
31573 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31576 * c-common.c (handle_vector_size_attribute): Also reject
31577 BOOLEAN_TYPE types.
31579 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31581 PR tree-optimization/38492
31582 * graphite.c (rename_map_elt, debug_rename_elt,
31583 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31584 rename_map_elt_info, eq_rename_map_elts,
31585 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31586 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31587 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31588 (sese_build_livein_liveouts): New.
31589 (new_sese, free_sese): New.
31590 (new_scop): Call new_sese.
31591 (free_scop): Call free_sese.
31592 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31593 (register_old_new_names): Renamed register_old_and_new_names.
31594 (register_scop_liveout_renames, add_loop_exit_phis,
31595 insert_loop_close_phis, struct igp,
31596 default_liveout_before_guard, add_guard_exit_phis,
31597 insert_guard_phis, copy_renames): New.
31598 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31599 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31600 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31601 (scop_adjust_phis_for_liveouts): New.
31602 (gloog): Call scop_adjust_phis_for_liveouts.
31604 * graphite.h (struct sese): Documented. Added fields liveout,
31605 num_ver and livein.
31606 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31607 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31608 (struct scop): Added field liveout_renames.
31609 (SCOP_LIVEOUT_RENAMES): New.
31611 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31613 PR tree-optimization/38510
31614 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31615 (translate_clast): Call recompute_all_dominators before
31617 (gloog): Call recompute_all_dominators before graphite_verify.
31619 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31620 Jan Sjodin <jan.sjodin@amd.com>
31622 PR tree-optimization/38500
31623 * graphite.c (create_sese_edges): Call fix_loop_structure after
31626 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31628 * config.gcc: Add m32r*-*-rtems*.
31629 * config/m32r/rtems.h: New file.
31631 2009-01-05 Ben Elliston <bje@au.ibm.com>
31633 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31634 (.po.pox): Likewise.
31635 (po/gcc.pot): Likewise.
31637 2009-01-04 David S. Miller <davem@davemloft.net>
31639 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31640 (STARTING_FRAME_OFFSET): Always set to zero.
31642 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31644 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31645 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31646 fixed-point types, and vectors of the same.
31648 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31650 * config/mips/sync.md (*mb_barrier): Rename to...
31651 (*memory_barrier): ...this.
31653 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31655 * doc/extend.texi (Function Attributes): Move @cindex after @item
31656 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31657 and put in alphabetical order. Fix 'target' name and put in order.
31658 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31661 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31663 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31664 (memory_barrier): Expand as unspec instead of unspec_volatile.
31665 Remove mem:BLK from insn operands. Use Pmode scratch register.
31666 (*memory_barrier): Define as unspec instead of unspec_volatile.
31667 Use (match_dup 0) as input operand.
31669 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31670 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31671 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31672 scratch register. Remove operand 1.
31673 (*stbar): Define as unspec instead of unspec_volatile.
31674 Use (match_dup 0) as input operand, remove (const_int 8).
31675 (*membar): Define as unspec instead of unspec_volatile.
31676 Use (match_dup 0) as input operand, remove input operand 2.
31678 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31679 (memory_barrier): Expand as unspec instead of unspec_volatile.
31680 Remove mem:BLK from insn operands. Use Pmode scratch register.
31681 (*memory_barrier): Define as unspec instead of unspec_volatile.
31682 Use (match_dup 0) as input operand.
31684 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31685 Remove mem:BLK from insn operands. Use Pmode scratch register.
31686 Set volatile flag on operand 0.
31687 (*memory_barrier): New insn pattern.
31689 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31691 (*memory_barrier): Use (match_dup 0) as input operand.
31693 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31694 Remove mem:BLK from insn operands. Use Pmode scratch register.
31695 Set volatile flag on operand 0.
31696 (*mb_internal): New insn pattern.
31698 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31700 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31702 PR middle-end/38586
31703 * function.c (struct temp_slot): Move to the section of the file
31704 that deals with temp slots. Remove field 'address'.
31705 (temp_slot_address_table): New hash table of address -> temp slot.
31706 (struct temp_slot_address_entry): New struct, items for the table.
31707 (temp_slot_address_compute_hash, temp_slot_address_hash,
31708 temp_slot_address_eq, insert_temp_slot_address): Support functions
31710 (find_temp_slot_from_address): Rewrite to use the new hash table.
31711 (remove_unused_temp_slot_addresses): Remove addresses of temp
31712 slots that have been made available.
31713 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31714 worker function for remove_unused_temp_slot_addresses.
31715 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31716 Add the temp slot address to the address -> temp slot map.
31717 (update_temp_slot_address): Update via insert_temp_slot_address.
31718 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31719 (pop_temp_slots): Likewise.
31720 (init_temp_slots): Allocate the address -> temp slot map, or empty
31721 the map if it is already allocated.
31722 (prepare_function_start): Initialize temp slot processing.
31724 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31726 PR middle-end/38584
31727 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31728 Calculate the size of all stack vars assuming no packing of stack
31729 vars will happen, replacing a quadratic algorithm with a linear one.
31731 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31734 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31737 2009-01-03 Diego Novillo <dnovillo@google.com>
31739 * doc/contrib.texi: Update contributions.
31741 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31744 * builtins.c (fold_builtin_memory_op): Give up if either operand
31745 is volatile. Set srctype or desttype to non-qualified version
31749 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31750 and FUNCTION_DECLs.
31752 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31754 PR rtl-optimization/35805
31755 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31756 problem if fast dce is able to remove any instructions.
31757 * dce.c (dce_process_block): Fix dump message.
31759 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31762 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31764 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31766 PR middle-end/38690
31767 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31768 * tree-pretty-print.c (op_code_prio): New function.
31769 (op_prio): No longer static. Use op_code_prio.
31770 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31771 Use op_prio and op_code_prio to determine if () should be
31772 printed around operand(s) or not.
31774 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31775 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31776 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31777 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31778 pp_character instead of pp_string for single letter printing.
31780 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31782 * doc/extend.texi: Fix '#pragma GCC option' typo.
31784 2009-01-02 Richard Guenther <rguenther@suse.de>
31786 * doc/install.texi (--enable-checking): Mention different
31787 default for stage1.
31788 (--enable-stage1-checking): Document.
31790 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31792 PR middle-end/30142
31793 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31794 case to be an error.
31796 2009-01-02 Ben Elliston <bje@au.ibm.com>
31798 * config/fp-bit.h (pack_d): Constify argument.
31799 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31800 (isnan): Constify argument.
31802 (iszero): Likewise.
31803 (pack_d): Likewise.
31804 (_fpadd_parts): Constify return type.
31805 (_fpmul_parts): Likewise.
31806 (_fpdiv_parts): Likewise.
31808 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31811 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31812 warn about overwriting initializer with side-effects or
31813 -Woverride-init if !IMPLICIT.
31814 (output_init_element): Likewise. Pass IMPLICIT down to
31816 (process_init_element): Add IMPLICIT argument. Pass it down
31817 to output_init_element.
31818 (push_init_element, pop_init_level, set_designator): Adjust
31819 process_init_element callers.
31820 (set_nonincremental_init, set_nonincremental_init_from_string):
31821 Adjust add_pending_init callers.
31822 (output_pending_init_elements): Adjust output_init_element callers.
31823 * c-tree.h (process_init_element): Adjust prototype.
31824 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31825 process_init_element callers.
31828 Copyright (C) 2009 Free Software Foundation, Inc.
31830 Copying and distribution of this file, with or without modification,
31831 are permitted in any medium without royalty provided the copyright
31832 notice and this notice are preserved.