1 2009-11-12 Jan Hubicka <jh@suse.cz>
3 * ipa.c (function_and_variable_visibility): Fix my accidentail commit and
4 clear DECL_COMMON on localized declarations.
6 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
9 * regrename.c (struct du_head): New structure; some elements moved
11 (struct du_chain): ... this one.
12 (open_chains, closed_chains): Now of type struct du_head *.
13 (do_replace): Accept du_head argument, not du_chain. All callers
14 changed. Modified code to match new data structures.
15 (build_def_use): Return a list of du_head structures. Modified code
16 to match new data structures.
17 (dump_def_use_chain): Accept du_head argument, not du_chain. All
18 callers changed. Modified code to match new data structures.
19 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
20 callers changed. Modified code to match new data structures.
21 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
22 Allocate a du_head structure as well as a du_chain when creating a
23 new chain. Modified other code to match new data structures.
25 2009-11-12 Jan Hubicka <jh@suse.cz>
27 * cgraph.h (varpool_node_name): Declare.
28 * cgraphunit.c (process_function_and_variable_attributes): Set force_output
29 flag on used variables.
30 * ipa.c (function_and_variable_visibility): Dump externally visible and needed
32 * varpool.c (varpool_node_name): Export.
33 (decide_is_variable_needed): Check COMDAT for externally visible vars;
36 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
39 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
40 processing if XEXP (x, i) is NULL.
42 2009-11-12 Jan Hubicka <jh@suse.cz>
44 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
45 imply PUBLIC || EXTERNAL.
47 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
50 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
51 single successor block, ending with jump created by RTL expander.
53 2009-11-11 Jan Hubicka <jh@suse.cz>
56 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
57 and WEAK variables at -fwhole-program.
60 * ipa.c (whole_program_function_and_variable_visility): COMDAT
61 functions/variables are not needed even if they are externally visible.
63 2009-11-11 Jan Hubicka <jh@suse.cz>
65 (patch by Richard Guenther)
66 * lto-streamer-out.c (output_function): Output head of argument list
68 * lto-streamer-in.c (input_function): Re-map arguments into merged
71 2009-11-11 Jan Hubicka <jh@suse.cz>
73 * lto-cgraph.c: Include gcov-io.h
74 (output_profile_summary): New function.
75 (output_cgraph): Use it.
76 (input_profile_summary): New function.
77 (input_cgraph): Use it.
78 * coverage.c (build_ctr_info_value): Use varpool; initalize
80 (create_coverage): Likewise.
81 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
82 (tree_init_edge_profiler): Likewise.
83 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
85 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
87 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
88 * c-pragma.c (def_pragma_macro_value): Likewise.
89 (def_pragma_macro): Likewise.
90 (pushed_macro_table): Likewise.
91 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
92 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
94 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
96 * doc/plugins.texi (Registering custom attributes): section
97 renamed as (Registering custom attributes or pragmas).
98 Mentions custom attributes & pragmas, and c_register_pragma, with
100 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
102 * doc/extend.texi (Function Attributes): Mentions that plugin can
103 provide their attributes.
105 2009-11-11 Jon Beniston <jon@beniston.com>
107 * config.gcc: Add lm32 elf and uclinux targets.
108 * config/lm32: New directory.
109 * config/lm32/lm32.c: New file.
110 * config/lm32/lm32.h: New file.
111 * config/lm32/lm32.md: New file.
112 * config/lm32/lm32.opt: New file.
113 * config/lm32/lm32-protos.h: New file.
114 * config/lm32/constraints.md: New file.
115 * config/lm32/predicates.md: New file.
116 * config/lm32/sfp-machine.h: New file.
117 * config/lm32/t-fprules-softfp: New file.
118 * config/lm32/uclinux-elf.h: New file.
119 * doc/invoke.texi: Document lm32 options.
120 * doc/contrib.texi: Document lm32 porter.
121 * doc/install.texi: Document lm32 targets.
123 2009-11-11 Martin Jambor <mjambor@suse.cz>
126 * ipa-prop.c (ipa_update_after_lto_read): Call
127 ipa_check_create_node_params and ipa_check_create_edge_args. Also
128 call ipa_initialize_node_params instead of ipa_populate_param_decls.
130 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
132 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
133 (neon_expand_vector_init): Use them. Also handle non-constant
134 vectors with identical elements and vectors with only one
135 non-constant element.
136 (arm_print_operand): Handle 'y' modifier.
137 * config/arm/arm-protos.h (neon_make_constant): Declare.
138 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
139 patterns. Use VX instead of VDQW for the first one. Allow
140 a VFP alternative and V32 modes for the second one.
141 * config/arm/neon.ml (shape_elt): Add Alternatives.
142 (ops): Use Alternatives for vdup lane instructions.
143 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
144 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
146 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
148 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
150 (movti, mov<mode>): Call force_reg on one operand if required.
151 * config/arm/vec-common.md (mov<mode>): Likewise.
153 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
155 * config/arm/arm.c (arm_override_options): Enable scheduling for
158 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
162 * expr.h (anti_adjust_stack_and_probe): Declare.
163 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
164 parameter and rewrite head comment.
165 (allocate_dynamic_stack_space): Adjust call to above function.
166 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
168 * tree.h (dwarf2out_args_size): Delete.
169 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
170 (dwarf2out_args_size_adjust): Delete prototype and move around.
171 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
172 ACCUMULATE_OUTGOING_ARGS targets.
174 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
176 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
177 DECL_SIZE of DECL_RESULT before evaluating it.
179 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
181 PR tree-optimization/41987
182 * fold-const.c (const_binop): Avoid using fold_buildN().
184 2009-11-10 Martin Jambor <mjambor@suse.cz>
186 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
187 (execute_all_ipa_stmt_fixups): Declare.
188 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
189 * ipa-inline.c (pass_ipa_inline): Likewise.
190 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
191 * ipa-reference.c (pass_ipa_reference): Likewise.
192 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
193 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
194 (pass_ipa_lto_finish_out): Likewise.
195 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
196 * passes.c (execute_ipa_stmt_fixups): New function.
197 (execute_all_ipa_stmt_fixups): New function.
198 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
200 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
203 * explow.c (probe_stack_range): Fix typo.
204 * config/sparc/sparc.md (probe_stack): New expander.
206 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
208 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
210 2009-11-09 Jason Merrill <jason@redhat.com>
212 * gdbinit.in (pgq): New function for printing gimple sequence.
214 2009-11-09 Paul Brook <paul@codesourcery.com>
215 Daniel Jacobowitz <dan@codesourcery.com>
216 Sandra Loosemore <sandra@codesourcery.com>
218 * doc/extend.texi (Half-Precision): Update wording to reflect
219 that there are now multiple -mfpu options that enable fp16
221 * doc/invoke.texi: Update list of ARM -mfpu= options.
222 * config.gcc: Update ARM --with-fpu option list.
223 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
224 vfpv3xd and vfpv3xd-fp16.
225 (use_vfp_abi): New function.
226 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
228 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
229 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
230 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
231 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
233 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
235 (arm_print_operand): Handle 'p' modifier.
236 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
238 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
239 (TARGET_FP16): Define.
240 * config/arm/vfp.md: Disable double-precision patterns if the FPU
241 does not provide them.
242 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
243 double-precision values on a single-precision FPU.
244 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
245 double-precision constants.
246 (movhf_vfp_neon): New pattern (was movhf_vfp).
247 (movhf_vfp): Remove NEON instructions.
248 * config/arm/constraints.md: Add new "Dy" constraint for
249 double-precision constants. Update description of "Dv".
250 * config/arm/arm.md: Disable double-precision patterns if the FPU
251 does not provide them
253 2009-11-09 Jakub Jelinek <jakub@redhat.com>
255 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
256 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
259 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
261 * collect2.c (main): Search PLUGIN_LD for plugin linker.
263 * configure.ac (--with-plugin-ld): New. Default to ld.
264 * configure: Regenerated.
265 * config.in: Likewise.
267 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
268 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
270 2009-11-08 Jonathan Gray <jsg@openbsd.org>
272 * config/openbsd-stdint.h: Change to reflect what
273 c_common_nodes_and_builtins expects.
275 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
277 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
279 2009-11-08 Jakub Jelinek <jakub@redhat.com>
282 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
283 function contains at least one local dynamic name.
284 (print_operand) <case '&'>: Instead output operand lossage diagnostics
285 here if that happens.
287 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
288 Joern Rennecke <amylaar@spamcop.net>
290 * cfgrtl.c (pass_free_cfg): Add pass name.
291 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
292 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
293 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
294 * df-core.c (pass_df_initialize_no_opt): Likewise.
295 * except.c (pass_rtl_eh): Likewise.
296 * function.c (pass_init_function, pass_leaf_regs): Likewise.
297 * gcse.c (pass_rtl_pre): Change pass name.
298 * passes.c (pass_postreload): Add pass name.
299 (make_pass_instance): Don't use duplicate-tracking logic for
300 names starting with '*'.
301 (next_pass_1): Assert that pass has a name.
302 (register_one_dump_file): If there is an space in the name,
304 * predict.c (pass_strip_predict_hints): Add pass name.
305 * reg-stack.c (pass_stack_regs): Likewise.
306 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
307 * tree-cfg.c (pass_warn_function_return,
308 pass_warn_function_noreturn): Add pass name.
309 * tree-dfa.c (pass_referenced_vars): Likewise.
310 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
311 Fix whitespace before comment.
312 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
313 (pass_init_datastructures): Add pass name.
314 * tree-ssa-loop.c (pass_record_bounds): Likewise.
315 * tree-ssa.c (pass_early_warn_uninitialized,
316 pass_late_warn_uninitialized): Likewise.
317 * tree.c (pass_ipa_free_lang_data): Likewise.
318 * doc/passes.texi (pass manager): Document how to disambiguate
321 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
323 * df-problems.c: Fix documentation for forward simulation of LR.
324 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
325 (df_simulate_finalize_forwards): Remove.
326 * df.h (df_simulate_finalize_forwards): Remove.
328 2009-11-08 Richard Guenther <rguenther@suse.de>
330 * tree-ssa-structalias.c (build_succ_graph): Properly make
331 variables escape if they are stored to anything.
333 2009-11-08 Richard Guenther <rguenther@suse.de>
335 PR rtl-optimization/41928
336 * loop-invariant.c (free_loop_data): If we didn't allocate
337 loop data do not try to free it.
339 2009-11-07 Jason Merrill <jason@redhat.com>
341 * tree.c (reconstruct_complex_type): Preserve attributes.
343 2009-11-07 Richard Guenther <rguenther@suse.de>
345 * tree-ssa-structalias.c (build_succ_graph): Feed stores
346 to anything only to variables that can take pointers.
347 (get_constraint_for_ssa_var): Properly exclude full
348 variables from expanding.
349 (first_vi_for_offset): Avoid overflow in arithmetic.
350 (first_or_preceding_vi_for_offset): Likewise.
351 (count_num_arguments): Fix implementation.
352 (gate_ipa_pta): Do not run when not optimizing.
354 2009-11-07 David Binderman <dcb314@hotmail.com>
356 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
357 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
358 set but not used variables.
359 (apply_args_reg_offset): Comment out as unused.
360 * calls.c (flags_from_decl_or_type): Likewise.
361 * genautomata.c (check_regexp_units_distribution): Likewise.
363 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
365 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
366 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
367 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
368 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
369 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
370 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
371 operand alternatives.
373 2009-11-06 Michael Matz <matz@suse.de>
376 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
377 of a potential reciprocal to really be reciprocals.
379 2009-11-06 Jakub Jelinek <jakub@redhat.com>
381 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
382 lwpintrin.h after immintrin.h.
383 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
387 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
388 or non-constant index, allow index one past the last element and
389 allow exceeding array bound in arrays that might be used as flexible
392 2009-11-05 Richard Henderson <rth@redhat.com>
394 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
396 2009-11-05 Paul Brook <paul@codesourcery.com>
398 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
400 (all_fpus): Add FPU details.
401 (fp_model_for_fpu): Remove.
402 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
403 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
404 (arm_file_start): Use arm_fpu_desc.
405 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
406 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
408 (TARGET_FPA_EMU2): Define.
409 (arm_fp_model, fputype, arm_fpu_tune): Remove.
410 (vfp_reg_type, arm_fpu_desc): New.
411 * config/arm/arm.md (attr fpu): Simplify.
412 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
413 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
414 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
415 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
416 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
418 2009-11-05 Michael Matz <matz@suse.de>
420 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
422 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
425 2009-11-04 Jason Merrill <jason@redhat.com>
428 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
429 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
430 (output_constant): Avoid crash after error.
432 2009-11-05 Martin Jambor <mjambor@suse.cz>
434 * tree-sra.c (struct access): Changed comment of next_sibling field.
435 (analyze_modified_params): Loop over accesses of a group rather than
436 over all with the ame base, pass a common bitmap to
438 (unmodified_by_ref_scalar_representative): Build link lists of
440 (splice_param_accesses): Likewise.
442 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
444 * df-scan.c (df-uses-record): Add case zero_extract of mem.
446 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
450 * config/i386/i386.md (probe_stack): New expander.
451 (logical operation peepholes): Do not split stack checking probes.
453 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
454 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
456 * doc/invoke.texi (-mlwp): Add documentation.
457 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
458 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
460 * config/i386/lwpintrin.h: New file, provide x86 compiler
462 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
463 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
464 * config/i386/i386-c.c (ix86_target_macros_internal): Check
466 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
467 * config/i386/i386.opt (-mlwp): New switch for LWP support.
468 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
469 (OPTION_MASK_ISA_LWP_UNSET): New.
470 (ix86_handle_option): Handle -mlwp.
471 (isa_opts): Handle -mlwp.
472 (enum pta_flags): Add PTA_LWP.
473 (override_options): Add LWP support.
474 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
475 (IX86_BUILTIN_LLWPCB32): Ditto.
476 (IX86_BUILTIN_LLWPCB64): Ditto.
477 (IX86_BUILTIN_SLWPCB16): Ditto.
478 (IX86_BUILTIN_SLWPCB32): Ditto.
479 (IX86_BUILTIN_SLWPCB64): Ditto.
480 (IX86_BUILTIN_LWPVAL16): Ditto.
481 (IX86_BUILTIN_LWPVAL32): Ditto.
482 (IX86_BUILTIN_LWPVAL64): Ditto.
483 (IX86_BUILTIN_LWPINS16): Ditto.
484 (IX86_BUILTIN_LWPINS32): Ditto.
485 (IX86_BUILTIN_LWPINS64): Ditto.
486 (enum ix86_special_builtin_type): Add LWP intrinsic support.
487 (builtin_description): Ditto.
488 (ix86_init_mmx_sse_builtins): Ditto.
489 (ix86_expand_special_args_builtin): Ditto.
490 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
492 (UNSPEC_SLWP_INTRINSIC): Ditto.
493 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
494 (UNSPECV_LWPINS_INTRINSIC): Ditto.
495 (lwp_llwpcbhi1): New lwp pattern.
496 (lwp_llwpcbsi1): Ditto.
497 (lwp_llwpcbdi1): Ditto.
498 (lwp_slwpcbhi1): Ditto.
499 (lwp_slwpcbsi1): Ditto.
500 (lwp_slwpcbdi1): Ditto.
501 (lwp_lwpvalhi3): Ditto.
502 (lwp_lwpvalsi3): Ditto.
503 (lwp_lwpvaldi3): Ditto.
504 (lwp_lwpinshi3): Ditto.
505 (lwp_lwpinssi3): Ditto.
506 (lwp_lwpinsdi3): Ditto.
508 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
509 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
512 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
515 2009-11-04 Richard Guenther <rguenther@suse.de>
516 Rafael Avila de Espindola <espindola@google.com>
518 * gcc.c (process_command): Handle arguments name@offset.
520 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
521 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
523 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
525 * config/i386/xopintrin.h: New file, provide common x86 compiler
527 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
528 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
529 * config/i386/i386-c.c(ix86_target_macros_internal): Check
531 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
532 * config/i386/i386.opt (-mxop): New switch for XOP support.
533 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
534 (UNSPEC_XOP_TRUEFALSE)
536 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
537 (PPERM_*): New constants for vpperm instruction.
538 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
539 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
540 (OPTION_MASK_ISA_XOP_UNSET): New.
541 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
542 (ix86_handle_option): Handle -mxop.
543 (isa_opts): Handle -mxop.
544 (enum pta_flags): Add PTA_XOP.
545 (override_options): Add XOP support.
546 (print_operand): Add code for XOP compare instructions.
547 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
548 (ix86_expand_int_vcond): Extend for XOP compare instruction.
550 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
551 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
552 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
553 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
554 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
555 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
556 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
558 (IX86_BUILTIN_VPCMOV256): Ditto.
559 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
560 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
561 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
562 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
563 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
564 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
566 (IX86_BUILTIN_VPPERM): Ditto.
568 (IX86_BUILTIN_VPMACSSWW): Ditto.
569 (IX86_BUILTIN_VPMACSWW): Ditto.
570 (IX86_BUILTIN_VPMACSSWD): Ditto.
571 (IX86_BUILTIN_VPMACSWD): Ditto.
572 (IX86_BUILTIN_VPMACSSDD): Ditto.
573 (IX86_BUILTIN_VPMACSDD): Ditto.
574 (IX86_BUILTIN_VPMACSSDQL): Ditto.
575 (IX86_BUILTIN_VPMACSSDQH): Ditto.
576 (IX86_BUILTIN_VPMACSDQL): Ditto.
577 (IX86_BUILTIN_VPMACSDQH): Ditto.
578 (IX86_BUILTIN_VPMADCSSWD): Ditto.
579 (IX86_BUILTIN_VPMADCSWD): Ditto.
581 (IX86_BUILTIN_VPHADDBW): Ditto.
582 (IX86_BUILTIN_VPHADDBD): Ditto.
583 (IX86_BUILTIN_VPHADDBQ): Ditto.
584 (IX86_BUILTIN_VPHADDWD): Ditto.
585 (IX86_BUILTIN_VPHADDWQ): Ditto.
586 (IX86_BUILTIN_VPHADDDQ): Ditto.
587 (IX86_BUILTIN_VPHADDUBW): Ditto.
588 (IX86_BUILTIN_VPHADDUBD): Ditto.
589 (IX86_BUILTIN_VPHADDUBQ): Ditto.
590 (IX86_BUILTIN_VPHADDUWD): Ditto.
591 (IX86_BUILTIN_VPHADDUWQ): Ditto.
592 (IX86_BUILTIN_VPHADDUDQ): Ditto.
593 (IX86_BUILTIN_VPHSUBBW): Ditto.
594 (IX86_BUILTIN_VPHSUBWD): Ditto.
595 (IX86_BUILTIN_VPHSUBDQ): Ditto.
597 (IX86_BUILTIN_VPROTB): Ditto.
598 (IX86_BUILTIN_VPROTW): Ditto.
599 (IX86_BUILTIN_VPROTD): Ditto.
600 (IX86_BUILTIN_VPROTQ): Ditto.
601 (IX86_BUILTIN_VPROTB_IMM): Ditto.
602 (IX86_BUILTIN_VPROTW_IMM): Ditto.
603 (IX86_BUILTIN_VPROTD_IMM): Ditto.
604 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
606 (IX86_BUILTIN_VPSHLB): Ditto.
607 (IX86_BUILTIN_VPSHLW): Ditto.
608 (IX86_BUILTIN_VPSHLD): Ditto.
609 (IX86_BUILTIN_VPSHLQ): Ditto.
610 (IX86_BUILTIN_VPSHAB): Ditto.
611 (IX86_BUILTIN_VPSHAW): Ditto.
612 (IX86_BUILTIN_VPSHAD): Ditto.
613 (IX86_BUILTIN_VPSHAQ): Ditto.
615 (IX86_BUILTIN_VFRCZSS): Ditto.
616 (IX86_BUILTIN_VFRCZSD): Ditto.
617 (IX86_BUILTIN_VFRCZPS): Ditto.
618 (IX86_BUILTIN_VFRCZPD): Ditto.
619 (IX86_BUILTIN_VFRCZPS256): Ditto.
620 (IX86_BUILTIN_VFRCZPD256): Ditto.
622 (IX86_BUILTIN_VPCOMEQUB): Ditto.
623 (IX86_BUILTIN_VPCOMNEUB): Ditto.
624 (IX86_BUILTIN_VPCOMLTUB): Ditto.
625 (IX86_BUILTIN_VPCOMLEUB): Ditto.
626 (IX86_BUILTIN_VPCOMGTUB): Ditto.
627 (IX86_BUILTIN_VPCOMGEUB): Ditto.
628 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
629 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
631 (IX86_BUILTIN_VPCOMEQUW): Ditto.
632 (IX86_BUILTIN_VPCOMNEUW): Ditto.
633 (IX86_BUILTIN_VPCOMLTUW): Ditto.
634 (IX86_BUILTIN_VPCOMLEUW): Ditto.
635 (IX86_BUILTIN_VPCOMGTUW): Ditto.
636 (IX86_BUILTIN_VPCOMGEUW): Ditto.
637 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
638 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
640 (IX86_BUILTIN_VPCOMEQUD): Ditto.
641 (IX86_BUILTIN_VPCOMNEUD): Ditto.
642 (IX86_BUILTIN_VPCOMLTUD): Ditto.
643 (IX86_BUILTIN_VPCOMLEUD): Ditto.
644 (IX86_BUILTIN_VPCOMGTUD): Ditto.
645 (IX86_BUILTIN_VPCOMGEUD): Ditto.
646 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
647 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
649 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
650 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
651 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
652 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
653 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
654 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
655 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
656 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
658 (IX86_BUILTIN_VPCOMEQB): Ditto.
659 (IX86_BUILTIN_VPCOMNEB): Ditto.
660 (IX86_BUILTIN_VPCOMLTB): Ditto.
661 (IX86_BUILTIN_VPCOMLEB): Ditto.
662 (IX86_BUILTIN_VPCOMGTB): Ditto.
663 (IX86_BUILTIN_VPCOMGEB): Ditto.
664 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
665 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
667 (IX86_BUILTIN_VPCOMEQW): Ditto.
668 (IX86_BUILTIN_VPCOMNEW): Ditto.
669 (IX86_BUILTIN_VPCOMLTW): Ditto.
670 (IX86_BUILTIN_VPCOMLEW): Ditto.
671 (IX86_BUILTIN_VPCOMGTW): Ditto.
672 (IX86_BUILTIN_VPCOMGEW): Ditto.
673 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
674 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
676 (IX86_BUILTIN_VPCOMEQD): Ditto.
677 (IX86_BUILTIN_VPCOMNED): Ditto.
678 (IX86_BUILTIN_VPCOMLTD): Ditto.
679 (IX86_BUILTIN_VPCOMLED): Ditto.
680 (IX86_BUILTIN_VPCOMGTD): Ditto.
681 (IX86_BUILTIN_VPCOMGED): Ditto.
682 (IX86_BUILTIN_VPCOMFALSED): Ditto.
683 (IX86_BUILTIN_VPCOMTRUED): Ditto.
685 (IX86_BUILTIN_VPCOMEQQ): Ditto.
686 (IX86_BUILTIN_VPCOMNEQ): Ditto.
687 (IX86_BUILTIN_VPCOMLTQ): Ditto.
688 (IX86_BUILTIN_VPCOMLEQ): Ditto.
689 (IX86_BUILTIN_VPCOMGTQ): Ditto.
690 (IX86_BUILTIN_VPCOMGEQ): Ditto.
691 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
692 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
694 (enum multi_arg_type): New enum for describing the various XOP
695 intrinsic argument types.
696 (bdesc_multi_arg): New table for XOP intrinsics.
697 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
698 (ix86_expand_multi_arg_builtin): New function for creating XOP
701 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
702 (xop_pmacsww): Ditto.
703 (xop_pmacssww): Ditto.
704 (xop_pmacsdd): Ditto.
705 (xop_pmacssdd): Ditto.
706 (xop_pmacssdql): Ditto.
707 (xop_pmacssdqh): Ditto.
708 (xop_pmacsdql): Ditto.
709 (xop_pmacsdql_mem): Ditto.
710 (xop_mulv2div2di3_low): Ditto.
711 (xop_pmacsdqh): Ditto.
712 (xop_pmacsdqh_mem): Ditto.
713 (xop_mulv2div2di3_high): Ditto.
714 (xop_pmacsswd): Ditto.
715 (xop_pmacswd): Ditto.
716 (xop_pmadcsswd): Ditto.
717 (xop_pmadcswd): Ditto.
718 (xop_pcmov_<mode>): Ditto.
719 (xop_pcmov_<mode>256): Ditto.
720 (xop_phaddbw): Ditto.
721 (xop_phaddbd): Ditto.
722 (xop_phaddbq): Ditto.
723 (xop_phaddwd): Ditto.
724 (xop_phaddwq): Ditto.
725 (xop_phadddq): Ditto.
726 (xop_phaddubw): Ditto.
727 (xop_phaddubd): Ditto.
728 (xop_phaddubq): Ditto.
729 (xop_phadduwd): Ditto.
730 (xop_phadduwq): Ditto.
731 (xop_phaddudq): Ditto.
732 (xop_phsubbw): Ditto.
733 (xop_phsubwd): Ditto.
734 (xop_phsubdq): Ditto.
736 (rotl<mode>3): Ditto.
737 (rotr<mode>3): Ditto.
738 (xop_rotl<mode>3): Ditto.
739 (xop_rotr<mode>3): Ditto.
740 (vrotr<mode>3): Ditto.
741 (vrotl<mode>3): Ditto.
742 (xop_vrotl<mode>3): Ditto.
743 (vlshr<mode>3): Ditto.
744 (vashr<mode>3): Ditto.
746 (xop_ashl<mode>3): Ditto.
747 (xop_lshl<mode>3): Ditto.
752 (xop_frcz<mode>2): Ditto.
753 (xop_vmfrcz<mode>2): Ditto.
754 (xop_frcz<mode>2256): Ditto.
755 (xop_maskcmp<mode>3): Ditto.
756 (xop_maskcmp_uns<mode>3): Ditto.
757 (xop_maskcmp_uns2<mode>3): Ditto.
758 (xop_pcom_tf<mode>3): Ditto.
760 * doc/invoke.texi (-mxop): Add documentation.
761 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
763 2009-11-03 Mark Mitchell <mark@codesourcery.com>
766 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
767 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
768 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
770 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
773 * arm.md (peephole2 patterns for move and compare): New.
775 2009-11-04 Nick Clifton <nickc@redhat.com>
777 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
778 Make sure that it does not allow CONST_DOUBLEs.
779 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
780 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
781 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
782 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
783 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
784 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
785 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
786 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
787 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
788 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
789 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
790 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
791 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
792 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
793 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
795 2009-11-04 Richard Guenther <rguenther@suse.de>
797 PR tree-optimization/41919
798 * tree-vrp.c (test_for_singularity): Properly compare values.
800 2009-11-04 Revital Eres <eres@il.ibm.com>
802 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
803 Consider peeling for alignment only for stores and remove
804 redundant assignment.
806 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
809 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
810 (m68k_ok_for_sibcall_p): Handle different result return locations.
812 2009-11-04 Richard Guenther <rguenther@suse.de>
814 * c-opts.c (c_common_post_options): Move LTO option processing
816 * opts.c (decode_options): ... here.
818 2009-11-04 Jakub Jelinek <jakub@redhat.com>
820 * c-common.c (fold_offsetof_1): Use %wd instead of
821 HOST_WIDE_INT_PRINT_DEC.
823 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
825 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
828 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
830 * config.gcc (vax-*-linux*): Keep the original contents of
831 tmake_file while adding vax/t-linux.
833 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
837 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
838 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
839 (STACK_CHECK_MOVING_SP): Likewise.
840 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
841 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
842 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
843 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
844 Document PROBE_STACK.
845 * explow.c (anti_adjust_stack_and_probe): New function.
846 (allocate_dynamic_stack_space): Do not directly allocate space if
847 STACK_CHECK_MOVING_SP, instead invoke above function.
848 (emit_stack_probe): Handle probe_stack insn.
849 (PROBE_INTERVAL): New macro.
850 (STACK_GROW_OPTAB): Likewise.
851 (STACK_GROW_OFF): Likewise.
852 (probe_stack_range): Use Pmode and memory_address consistently. Fix
853 loop condition in the small constant case. Rewrite in the general
854 case to be immune to wraparounds. Make sure the address of probes
855 is valid. Try to use [base + disp] addressing mode if possible.
856 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
857 checking is enabled and STACK_CHECK_MOVING_SP.
858 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
859 return 1 for volatile references to the stack pointer.
860 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
861 __builtin_alloca if stack checking is enabled.
862 * unwind-dw2.c (uw_identify_context): Take into account whether the
863 context is that of a signal frame or not.
864 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
865 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
867 2009-11-03 Jakub Jelinek <jakub@redhat.com>
869 PR rtl-optimization/41917
870 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
871 operand isn't known to be 0, return 1.
873 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
875 * config/mips/mips.md: Fix typos.
877 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
879 * doc/invoke.texi: Fix typo.
881 2009-11-03 Paul Brook <paul@codesourcery.com>
883 * config/arm/neon.ml (vectype): Add T_floatSF.
884 (string_of_vectype): Ditto.
885 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
886 (deftypes): Use float for float32_t.
887 * config/arm/arm_neon.h: Regenerate.
889 2009-11-03 Nick Clifton <nickc@redhat.com>
890 Kevin Buettner <kevinb@redhat.com>
892 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
893 order of expected registers.
894 (rx_load_multiple_vector): Likewise.
895 (rx_rtsd_vector): Likewise.
896 * config/rx/rx.c (rx_cpu_type): New variable.
897 (rx_print_operand): Fix bug printing 64-bit constant values.
898 (rx_emit_stack_pushm): Reverse order of pushed registers.
899 (gen_rx_store_vector): Likewise.
900 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
902 (is_exception_func): Rename to is_interrupt_func and only accept
903 "interrupt" as the attribute name.
904 (rx_get_stack_layout): Use new function name.
905 (rx_func_attr_inlinable): Likewise.
906 (rx_attribute_table): Remove "exception".
907 (rx_expand_prologue): If necessary push the accumulator register
908 in the prologue of interrupt functions.
909 (rx_expand_epilogue): If necessary pop the accumulator.
910 (rx_builtins): Add RX_BUILTIN_MVTIPL.
911 (rx_expand_builtin_stz): Remove.
912 (rx_expand_builtin_mvtipl): New function.
913 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
914 (rx_expand_builtin): Likewise.
915 (rx_enable_fpu): New variable.
916 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
917 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
918 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
919 (enum rx_cpu_types): Define.
920 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
921 (INCOMING_FRAME_SP_OFFSET): Define.
922 (ARG_POINTER_CFA_OFFSET): Define.
923 (FRAME_POINTER_CFA_OFFSET): Define.
924 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
925 (ALLOW_RX_FPU_INSNS): Define.
926 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
927 fast_math_flags_set_p.
928 (UNSPEC_BUILTIN_MVTIPL): Define.
929 (revl): Rename to bswapsi2.
930 (bswaphi2): New pattern.
931 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
934 (mvtc): Remove clobber of cc0.
937 * config/rx/rx.opt (mieee): Remove.
942 (msave-acc-in-interrupts): Add.
943 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
944 (MULTILIB_DIRS): Likewise.
945 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
946 * doc/extend.texi: Remove description of "exception" function
948 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
949 -msave-acc-in-interrupts options.
951 2009-11-03 Richard Guenther <rguenther@suse.de>
953 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
955 2009-11-03 Dodji Seketeli <dodji@redhat.com>
958 * c-common.c (fold_offsetof_1): Issue errors when the member
959 designator of the offsetof expression is not legitimate.
961 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
963 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
964 names instead of numerical constants.
965 (sse_prologue_save): Ditto.
966 (*sse_prologue_save_insn): Ditto.
968 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
971 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
972 (TARGET_CALL_ESP): New define.
973 * config/i386/i386.c (initial_ix86_tune_features): Initialize
975 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
976 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
977 *call_1, *call_value_pop_1 and *call_value_1. Depend on
979 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
980 New patterns, use "lsm" as operand 1 constraint.
981 * config/i386/predicates.md (call_insn_operand): Depend on
982 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
984 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
986 PR tree-optimization/41857
987 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
988 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
990 * tree-ssa-address.c (move_hint_to_base): New function.
991 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
992 address space associated with TYPE.
993 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
994 most_expensive_mult_to_index. Call move_hint_to_base.
995 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
996 TYPE to addr_to_parts.
998 2009-11-02 Martin Jambor <mjambor@suse.cz>
1000 PR tree-optimization/41750
1001 * tree-sra.c (analyze_modified_params): Loop over all
1002 representatives of components of a parameter.
1004 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1006 PR tree-optimization/41841
1007 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1008 local variables of not yet materialized clones.
1011 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1012 for a VOIDmode variable.
1015 * c-pragma.c (visstack): Change into vector of ints rather than
1016 enum symbol_visibility.
1017 (push_visibility): Add kind argument, push default_visibility together
1019 (pop_visibility): Add kind argument, return true if successful, fail
1020 if visibility stack is empty or if stack top is of different kind.
1021 (handle_pragma_visibility): Don't check length of visstack, instead
1022 call pop_visibility and issue diagnostics if it failed. Pass 0
1023 as last argument to push_visibility and pop_visibility.
1024 * c-pragma.h (push_visibility): Add kind argument.
1025 (pop_visibility): Likewise. Return bool instead of void.
1027 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1029 * tree.def (TARGET_MEM_REF): Update comment.
1030 * alias.c (get_alias_set): Retrieve the original memory reference for
1031 a TARGET_MEM_REF before proceeding.
1033 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1035 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1036 frv_function_value_regno_p): New functions.
1037 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1038 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1039 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1040 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1042 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1044 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1045 new 'outgoing' argument.
1046 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1047 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1048 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1049 LIBCALL_VALUE): Remove.
1050 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1051 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1052 (mh10300_function_value_regno_p): Declare.
1054 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1056 * config/arm/cortex-a9.md: New - integer pipeline description.
1058 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1060 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1061 aborting if the sizes of the two references don't match.
1063 2009-10-31 Toon Moene <toon@moene.org>
1065 * ipa-inline.c (cgraph_decide_inlining):
1066 Include reason for not inlining called-once functions in dump file.
1068 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1070 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1071 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1072 (LINK_SPEC): BE_LINK_SPEC added.
1074 2009-10-30 Richard Guenther <rguenther@suse.de>
1077 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1079 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1081 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1082 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1085 2009-10-30 Martin Jambor <mjambor@suse.cz>
1087 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1089 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1092 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1093 first. Move assert on stack_alignment_estimated just before
1094 setting stack_realign_needed.
1095 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1096 Don't call update_stack_boundary.
1098 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1099 (verride_options): Don't check ix86_force_align_arg_pointer here.
1100 (ix86_function_ok_for_sibcall): Use it.
1101 (ix86_update_stack_boundary): Likewise.
1103 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1105 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1107 * arm.md (QHSI): New mode iterator.
1108 (movqi): If generating for thumb, then truncate any immediate to
1110 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1112 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1115 2009-10-29 Cary Coutant <ccoutant@google.com>
1118 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1119 locations in the source).
1120 (store_vcall_insn): New function.
1121 (lookup_vcall_insn): New function.
1122 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1123 (dwarf2out_copy_call_info): New function.
1124 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1125 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1126 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1127 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1128 (debug_nothing_rtx_rtx): New dummy hook.
1129 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1130 (xcoff_debug_hooks): Likewise.
1131 * sdbout.c (sdb_debug_hooks): Likewise.
1132 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1134 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1136 * doc/invoke.texi (mmcount-ra-address): Document new command line
1138 * config/mips/mips.opt (mmcount-ra-address): New option.
1139 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1141 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1143 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1144 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1146 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1147 mips_function_profiler.
1149 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1153 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1154 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1155 * optc-gen.awk (cl_target_option_restore): Include call to
1156 targetm.override_options_after_change.
1157 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1158 * target.h (override_options_after_change): New.
1159 * c-common.c (parse_optimize_options): Call
1160 targetm.override_options_after_change.
1161 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1162 (ia64_override_options_after_change): New.
1163 (ia64_override_options) Add call to above.
1165 2009-10-29 Michael Matz <matz@suse.de>
1167 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1168 (gate_convert_to_rsqrt): Ditto.
1169 (pass_convert_to_rsqrt): Ditto.
1170 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1171 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1174 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1176 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1178 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1181 2009-10-29 Martin Jambor <mjambor@suse.cz>
1183 PR tree-optimization/41775
1184 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1185 (generate_subtree_copies): Do not unshare agg.
1186 (load_assign_lhs_subreplacements): Do not unshare rhs.
1187 (sra_modify_assign): Do not unshare exprs.
1188 (propagate_subacesses_accross_link): Renamed to
1189 propagate_subaccesses_across_link.
1191 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1193 * arm.c (count_insns_for_constant): Rework to support counting for
1194 thumb2 immediates as well.
1195 (find_best_start): Split out from arm_gen_constant.
1196 (arm_gen_constant): Rework to support XOR with immediate.
1198 2009-10-29 Chao-ying Fu <fu@mips.com>
1200 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1202 (mips_expand_synci_loop): Use the length rtx to control the
1203 synci loop from the begin rtx that points to the first byte of
1206 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1208 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1210 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1212 * dbxout.c (dbxout_common_check): Accept non public trees.
1213 * dwarf2out.c (fortran_common): Accept non public trees.
1215 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1217 * common.opt (fuse-linker-plugin): New option.
1218 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1220 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1222 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1224 PR rtl-optimization/39715
1225 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1226 (gen_cstoresi_ltu_thumb1): New splitter.
1228 2009-10-28 Richard Guenther <rguenther@suse.de>
1232 * tree-ssa.c (useless_type_conversion_p): Do not treat
1233 conversions to pointers to incomplete types as useless.
1234 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1237 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1239 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1240 vt_expand_loc unnecessarily when location is not a register nor
1244 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1245 fields don't have DECL_NAME.
1248 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1249 call convert_memory_address on addr.
1252 * config/i386/i386.c (ix86_pic_register_p): Don't call
1253 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1255 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1257 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1258 a variable part from its REG, MEM or VALUE.
1260 2009-10-28 Richard Guenther <rguenther@suse.de>
1262 * gimple.c (gimple_get_alias_set): Fix comment typo.
1264 2009-10-28 Richard Guenther <rguenther@suse.de>
1266 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1267 (free_lang_data): Unconditionally compute alias sets for all
1268 standard integer types. Bail out if gate bailed out previously.
1269 Do not reset the types_compatible_p langhook.
1270 (gate_free_lang_data): Remove.
1271 (struct pass_ipa_free_lang_data): Enable unconditionally.
1272 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1275 2009-10-28 Richard Guenther <rguenther@suse.de>
1278 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1279 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1280 (call_may_clobber_ref_p_1): Likewise.
1281 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1282 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1284 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1286 PR rtl-optimization/41812
1289 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1291 * df-problems.c (df_md_scratch): New.
1292 (df_md_alloc, df_md_free): Allocate/free it.
1293 (df_md_local_compute): Only include live registers in init.
1294 (df_md_transfer_function): Prune the in-set computed by
1295 the confluence function, and the gen-set too.
1297 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1299 PR rtl-optimization/39715
1300 * combine.c (simplify_comparison): Use extensions to
1301 widen comparisons. Try an ANDing first.
1303 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1305 PR rtl-optimization/40741
1306 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1307 a small constant is cheap.
1308 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1309 force_reg on the LHS.
1310 (xorsi3): Likewise, and split the XOR if the constant is complex
1311 and not in Thumb mode.
1313 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1315 * expmed.c (emit_store_flag): Check costs before
1316 transforming to the opposite representation.
1318 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1320 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1321 cstore result to DImode.
1323 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1325 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1326 inside the unspec vector.
1328 2009-10-27 Richard Henderson <rth@redhat.com>
1330 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1332 2009-10-27 Richard Henderson <rth@redhat.com>
1335 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1336 eh_region_may_contain_throw; update users.
1337 (eh_region_may_contain_throw): New function.
1338 (lower_catch): Check flag_exceptions before creating exception region.
1339 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1340 (lower_cleanup): Tidy existing flag_exceptions check to match.
1342 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1345 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1346 * config/i386/mingw.opt: Add fset-stack-executable.
1347 * config/i386/i386.c (ix86_trampoline_init): Make call to
1348 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1349 defined and its value is not zero.
1352 2009-10-27 Richard Guenther <rguenther@suse.de>
1354 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1355 handle calls to externally visible functions like in regular mode.
1356 (create_variable_info_for): Do not create function infos here.
1357 (have_alias_info): Remove write-only variable.
1358 (solve_constraints): New function split out from common code
1359 in compute_points_to_sets and ipa_pta_execute.
1360 (compute_points_to_sets): Adjust.
1361 (ipa_pta_execute): Likewise. Handle clones and externally visible
1362 functions like in non-IPA mode.
1364 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1367 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1370 2009-10-27 Richard Guenther <rguenther@suse.de>
1372 * tree-complex.c (expand_complex_div_wide): Check for
1373 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1375 2009-10-27 Revital Eres <eres@il.ibm.com>
1377 PR tree-optimization/40648
1378 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1379 Change decision of when to peel for alignment.
1381 2009-10-27 Richard Guenther <rguenther@suse.de>
1384 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1386 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1389 * fold-const.c (fold_binary_loc): Do not call
1390 protected_set_expr_location.
1392 2009-10-27 Wei Guozhi <carrot@google.com>
1395 * target.h (have_conditional_execution): Add a new target hook
1397 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1398 * targhooks.h (default_have_conditional_execution): Likewise.
1399 * targhooks.c (default_have_conditional_execution): Likewise.
1400 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1401 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1402 (arm_have_conditional_execution): New function.
1403 * ifcvt.c (noce_process_if_block, find_if_header,
1404 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1405 macro HAVE_conditional_execution to a target hook call.
1406 * recog.c (peephole2_optimize): Likewise.
1407 * sched-rgn.c (add_branch_dependences): Likewise.
1408 * final.c (asm_insn_count, final_scan_insn): Likewise.
1409 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1411 2009-10-26 Ben Elliston <bje@au.ibm.com>
1412 Michael Meissner <meissner@linux.vnet.ibm.com>
1413 Ulrich Weigand <uweigand@de.ibm.com>
1415 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1416 * config/spu/spu_cache.h: New file.
1418 * config/spu/cachemgr.c: New file.
1419 * config/spu/cache.S: New file.
1421 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1422 (ADDR_SPACE_EA): Define.
1423 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1424 * config/spu/spu.c (EAmode): New macro.
1425 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1426 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1427 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1428 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1429 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1430 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1431 (TARGET_ASM_SELECT_SECTION): Likewise.
1432 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1433 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1434 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1435 (ea_symbol_ref): New function.
1436 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1437 (spu_addr_space_legitimate_address_p): New function.
1438 (spu_addr_space_legitimize_address): Likewise.
1439 (cache_fetch): New global.
1440 (cache_fetch_dirty): Likewise.
1441 (ea_alias_set): Likewise.
1442 (ea_load_store): New function.
1443 (ea_load_store_inline): Likewise.
1444 (expand_ea_mem): Likewise.
1445 (spu_expand_mov): Handle __ea qualified memory references.
1446 (spu_addr_space_pointer_mode): New function.
1447 (spu_addr_space_address_mode): Likewise.
1448 (spu_addr_space_subset_p): Likewise.
1449 (spu_addr_space_convert): Likewise.
1450 (spu_section_type_flags): Handle "._ea" section.
1451 (spu_select_section): New function.
1452 (spu_unique_section): Likewise.
1453 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1454 and __EA64__ predefined macros.
1455 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1456 -matomic-updates switches.
1458 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1459 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1460 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1461 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1462 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1463 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1464 $(T)cache128k.o): Likewise.
1465 ($(T)libgcc_%.a): Likewise.
1467 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1468 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1469 (-maddress-space-conversion): Likewise.
1470 (-mcache-size=): Likewise.
1471 (-matomic-updates): Likewise.
1472 * doc/invoke.texi (-mea32/-mea64): Document.
1473 (-maddress-space-conversion): Likewise.
1474 (-mcache-size=): Likewise.
1475 (-matomic-updates): Likewise.
1477 2009-10-26 Ben Elliston <bje@au.ibm.com>
1478 Michael Meissner <meissner@linux.vnet.ibm.com>
1479 Ulrich Weigand <uweigand@de.ibm.com>
1481 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1483 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1484 defined, add the named address space keywords.
1485 (c_addr_space_name): New function.
1486 (complete_array_type): Preserve named address space.
1487 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1488 instead of targetm.valid_pointer_mode.
1490 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1491 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1492 (ADDR_SPACE_KEYWORD): New macro.
1493 (c_addr_space_name): Add prototype.
1495 * c-tree.h (struct c_declspecs): Add address_space member.
1496 (declspecs_add_addrspace): Add prototype.
1498 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1500 * c-parser.c (c_parse_init): Add assertion.
1501 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1502 (c_lex_one_token): Handle address space keywords.
1503 (c_token_starts_typename): Likewise.
1504 (c_token_starts_declspecs): Likewise.
1505 (c_parser_declspecs): Likewise.
1506 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1507 literal within function qualified with named address space.
1509 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1510 address space qualifiers.
1511 (shadow_tag_warned): Warn about useless address space qualifiers.
1512 (quals_from_declspecs): Handle address space qualifiers.
1513 (grokdeclarator): Likewise.
1514 (build_null_declspecs): Likewise.
1515 (declspecs_add_addrspace): New function.
1517 * c-typeck.c (addr_space_superset): New function.
1518 (qualify_type): Handle named address spaces.
1519 (composite_type): Likewise.
1520 (common_pointer_type): Likewise.
1521 (comp_target_types): Likewise.
1522 (build_conditional_expr): Likewise.
1523 (handle_warn_cast_qual): Likewise.
1524 (build_c_cast): Likewise.
1525 (convert_for_assignment): Likewise.
1526 (build_binary_op): Likewise.
1527 (pointer_diff): Handle named address spaces. Use intermediate
1528 integer type of sufficient size if required.
1530 2009-10-26 Ben Elliston <bje@au.ibm.com>
1531 Michael Meissner <meissner@linux.vnet.ibm.com>
1532 Ulrich Weigand <uweigand@de.ibm.com>
1534 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1535 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1536 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1538 * target.h (struct target_def): Add pointer_mode, address_mode,
1539 and valid_pointer_mode to addr_space substructure.
1540 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1541 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1542 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1543 (TARGET_ADDR_SPACE_HOOKS): Add them.
1544 * targhooks.c (target_default_pointer_address_modes_p): New function.
1545 * target.h (target_default_pointer_address_modes_p): Add prototype.
1546 * targhooks.c (default_addr_space_pointer_mode): New function.
1547 (default_addr_space_address_mode): Likewise.
1548 (default_addr_space_valid_pointer_mode): Likewise.
1549 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1550 (default_addr_space_address_mode): Likewise.
1551 (default_addr_space_valid_pointer_mode): Likewise.
1552 * output.h (default_valid_pointer_mode): Move to ...
1553 * targhooks.h (default_valid_pointer_mode): ... here.
1554 * varasm.c (default_valid_pointer_mode): Move to ...
1555 * targhooks.c (default_valid_pointer_mode): ... here.
1557 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1558 instead of targetm.valid_pointer_mode.
1560 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1561 * tree.c (integer_pow2p): Likewise.
1562 (tree_log2): Likewise.
1563 (tree_floor_log2): Likewise.
1564 (signed_or_unsigned_type_for): Support pointer type of different size.
1565 (int_or_pointer_precision): New function.
1566 * tree.h (int_or_pointer_precision): Add prototype.
1567 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1568 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1569 incoming pointer type instead of POINTER_SIZE.
1571 * tree.c (build_pointer_type): Use appropriate pointer mode
1572 instead of ptr_mode.
1573 (build_reference_type): Likewise.
1574 * expr.c (store_expr): Likewise.
1575 (expand_expr_addr_expr): Likewise.
1576 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1577 * cfgexpand.c (expand_debug_expr): Likewise.
1579 * auto-inc-dec.c: Include "target.h".
1580 (try_merge): Use appropriate address mode instead of Pmode.
1581 (find_inc): Likewise.
1582 * combine.c (find_split_point): Likewise.
1583 * cselib.c (cselib_record_sets): Likewise.
1584 * dse.c (replace_inc_dec): Likewise.
1585 (canon_address): Likewise.
1586 * var-tracking.c (replace_expr_with_values): Likewise.
1587 (count_uses): Likewise.
1588 (add_uses): Likewise.
1589 (add_stores): Likewise.
1590 * emit-rtl.c: Include "target.h".
1591 (adjust_address_1): Use appropriate address mode instead of Pmode.
1592 (offset_address): Likewise.
1593 * explow.c (break_out_memory_refs): Likewise.
1594 (memory_address_addr_space): Likewise.
1595 (promote_mode): Likewise.
1596 * expr.c (move_by_pieces): Likewise.
1597 (emit_block_move_via_loop): Likewise.
1598 (store_by_pieces): Likewise.
1599 (store_by_pieces_1): Likewise.
1600 (expand_assignment): Likewise.
1601 (store_constructor): Likewise.
1602 (expand_expr_addr_expr): Likewise.
1603 (expand_expr_real_1): Likewise.
1604 * cfgexpand.c (expand_debug_expr): Likewise.
1605 * ifcvt.c (noce_try_cmove_arith): Likewise.
1606 * regcprop.c (kill_autoinc_value): Likewise.
1607 * regmove.c (try_auto_increment): Likewise.
1608 * reload.c (find_reloads): Likewise.
1609 (find_reloads_address): Likewise.
1610 (find_reloads_address_1): Likewise.
1611 * sched-deps.c: Include "target.h".
1612 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1613 (sched_analyze_2): Likewise.
1614 * sel-sched-dump.c: Include "target.h".
1615 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1616 * stor-layout.c (layout_type): Likewise.
1617 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1618 (multiplier_allowed_in_address_p): Likewise.
1619 (get_address_cost): Likewise.
1620 * varasm.c (make_decl_rtl): Likewise.
1622 * expr.c (expand_assignment): Always convert offsets to appropriate
1624 (store_expr): Likewise.
1625 (store_constructor): Likewise.
1626 (expand_expr_real_1): Likewise.
1628 * reload.h (form_sum): Add MODE argument.
1629 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1630 Update recursive calls.
1631 (subst_indexed_address): Update calls to form_sum.
1633 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1634 * tree-ssa-address.c: Include "target.h".
1635 (templates): Replace by ...
1636 (mem_addr_template_list): ... this new vector.
1637 (TEMPL_IDX): Handle address space numbers.
1638 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1639 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1640 instead of global cache. Update call to gen_addr_rtx.
1641 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1642 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1644 * rtl.h (convert_memory_address_addr_space): Add prototype.
1645 (convert_memory_address): Define as macro.
1646 * explow.c (convert_memory_address): Rename to ...
1647 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1648 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1649 Update recursive calls.
1650 (memory_address_addr_space): Call convert_memory_address_addr_space.
1651 * expmed.c (make_tree): Likewise.
1652 * expr.c (expand_assignment): Likewise.
1653 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1654 (expand_expr_addr_expr): Likewise. Also, update call.
1656 * alias.c (find_base_value): Guard pointer size optimizations.
1657 (find_base_term): Likewise.
1658 * rtlanal.c (nonzero_bits1): Likewise.
1659 (num_sign_bit_copies1): Likewise.
1660 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1662 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1663 (emit-rtl.o): Likewise.
1664 (auto-inc-dec.o): Likewise.
1665 (sched-deps.o): Likewise.
1667 2009-10-26 Ben Elliston <bje@au.ibm.com>
1668 Michael Meissner <meissner@linux.vnet.ibm.com>
1669 Ulrich Weigand <uweigand@de.ibm.com>
1671 * doc/extend.texi (Named Address Spaces): New section.
1672 * coretypes.h (addr_space_t): New type.
1673 (ADDR_SPACE_GENERIC): New define.
1674 (ADDR_SPACE_GENERIC_P): New macro.
1676 * doc/tm.texi (Named Address Spaces): New section.
1677 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1678 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1679 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1680 (TARGET_ADDR_SPACE_CONVERT): Document.
1681 * target.h (struct gcc_target): Add addr_space substructure.
1682 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1683 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1684 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1685 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1686 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1687 (TARGET_INITIALIZER): Initialize addr_space hooks.
1688 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1689 (default_addr_space_legitimize_address): Likewise.
1690 (default_addr_space_subset_p): Likewise.
1691 (default_addr_space_convert): Likewise.
1692 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1693 (default_addr_space_legitimize_address): Likewise.
1694 (default_addr_space_subset_p): Likewise.
1695 (default_addr_space_convert): Likewise.
1697 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1698 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1699 (MEM_ADDR_SPACE): New macro.
1700 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1701 address space memory attribute.
1702 (mem_attrs_htab_hash): Handle address space memory attribute.
1703 (mem_attrs_htab_eq): Likewise.
1704 (set_mem_attributes_minus_bitpos): Likewise.
1705 (set_mem_alias_set): Likewise.
1706 (set_mem_align): Likewise.
1707 (set_mem_expr): Likewise.
1708 (set_mem_offset): Likewise.
1709 (set_mem_size): Likewise.
1710 (adjust_address_1): Likewise.
1711 (offset_address): Likewise.
1712 (widen_memoy_address): Likewise.
1713 (get_spill_slot_decl): Likewise.
1714 (set_mem_attrs_for_spill): Likewise.
1715 (set_mem_addr_space): New function.
1716 * emit-rtl.h (set_mem_addr_space): Add prototype.
1717 * print-rtl.c (print_rtx): Print address space memory attribute.
1718 * expr.c (expand_assignment): Set address space memory attribute
1719 of generated MEM RTXes as appropriate.
1720 (expand_expr_real_1): Likewise.
1721 * cfgexpand.c (expand_debug_expr): Likewise.
1722 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1724 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1725 size of "spare" bitfield.
1726 (TYPE_ADDR_SPACE): New macro.
1727 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1728 (DECODE_QUAL_ADDR_SPACE): Likewise.
1729 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1730 (KEEP_QUAL_ADDR_SPACE): Likewise.
1731 (TYPE_QUALS): Encode type address space.
1732 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1733 * tree.c (set_type_quals): Set type address space.
1734 (build_array_type): Inherit array address space from element type.
1735 * print-tree.c (print_node_brief): Print type address space.
1736 (print_node): Likewise.
1737 * tree-pretty-print.c (dump_generic_node): Likewise.
1739 * explow.c (memory_address): Rename to ...
1740 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1741 Use address-space aware variants of memory address routines.
1742 * recog.c (memory_address_p): Rename to ...
1743 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1744 Use address-space aware variants of memory address routines.
1745 (offsettable_address_p): Rename to ...
1746 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1747 Use address-space aware variants of memory address routines.
1748 * reload.c (strict_memory_address_p): Rename to ...
1749 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1750 Use address-space aware variants of memory address routines.
1751 (maybe_memory_address_p): Rename to ...
1752 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1753 Use address-space aware variants of memory address routines.
1754 * expr.h (memory_address_addr_space): Add prototype.
1755 (memory_address): Define as macro.
1756 * recog.h (memory_address_addr_space_p): Add prototype.
1757 (memory_address_p): Define as macro.
1758 (offsettable_address_addr_space_p): Add prototype.
1759 (offsettable_address_p): Define as macro.
1760 (strict_memory_address_addr_space_p): Add prototype.
1761 (strict_memory_address_p): Define as macro.
1763 * combine.c (find_split_point): Use address-space aware variants
1764 of memory address routines.
1765 * emit-rtl.c (operand_subword): Likewise.
1766 (change_address_1): Likewise.
1767 (adjust_address_1): Likewise.
1768 (offset_address): Likewise.
1769 * expr.c (emit_move_insn): Likewise.
1770 (expand_assignment): Likewise.
1771 (expand_expr_real_1): Likewise.
1772 * recog.c (verify_changes): Likewise.
1773 (general_operand): Likewise.
1774 (offsettable_memref_p): Likewise.
1775 (offsettable_nonstrict_memref_p): Likewise.
1776 (constrain_operands): Likewise.
1777 * reload.c (get_secondary_mem): Likewise.
1778 (find_reloads_toplev): Likewise.
1779 (find_reloads_address): Likewise.
1780 (find_reloads_subreg_address): Likewise.
1781 * reload1.c (reload): Likewise.
1782 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1783 * rtl.h (address_cost): Add ADDRSPACE argument.
1784 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1785 aware variant of memory address routines.
1786 * loop-invariant.c (create_new_invariant): Update address_cost call.
1787 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1788 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1789 Use address-space aware variant of memory address routines.
1790 (propagate_rtx_1): Update call to should_replace_address.
1791 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1793 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1794 ADDRSPACE argument. Use per-address-space instead of global cache.
1795 Use address-space aware variant of memory address routines.
1796 (get_address_cost): Likewise.
1797 (get_computation_cost_at): Update calls.
1798 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1799 Use address-space aware variant of memory address routines.
1800 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1801 (most_expensive_mult_to_index): Update call to
1802 multiplier_allowed_in_address_p.
1804 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1805 attribute to indicate named address spaces.
1807 * varasm.c (get_variable_section): DECLs in named address spaces
1810 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1811 for addresses in a non-generic address space.
1813 * expr.c (emit_block_move_hints): Do not use libcalls for
1814 memory in non-generic address spaces.
1815 (clear_storage_hints): Likewise.
1816 (expand_assignment): Likewise.
1818 * fold-const.c (operand_equal_p): Expressions refering to different
1819 address spaces are not equivalent.
1821 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1822 spaces are not equivalent.
1823 (rtx_equal_p): Likewise.
1824 * cse.c (exp_equiv_p): Likewise.
1825 * jump.c (rtx_renumbered_equal_p): Likewise.
1826 * reload.c (operands_match_p): Likewise.
1828 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1829 address spaces may alias.
1830 (true_dependence): Likewise.
1831 (canon_true_dependence): Likewise.
1832 (write_dependence_p): Likewise.
1834 * dse.c (canon_address): Handle named address spaces.
1835 * ifcvt.c (noce_try_cmove_arith): Likewise.
1837 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1838 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1839 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1840 to handle conversions between different address spaces.
1841 * fold-const.c (fold_convert_loc): Likewise.
1842 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1843 * tree-pretty-print.c (dump_generic_node): Likewise.
1844 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1845 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1846 * tree-inline.c (estimate_operator_cost): Likewise.
1847 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1848 to different address spaces are not useless.
1850 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1853 * cfgcleanup.c (trivially_empty_bb_p): New function.
1854 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1857 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1858 add_name_and_src_coords_attributes, gen_namespace_die,
1859 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1861 2009-10-26 Nick Clifton <nickc@redhat.com>
1863 * config.gcc: Add support for RX target.
1864 * config/rx: New directory.
1865 * config/rx/constraints.md: New file.
1866 * config/rx/predicates.md: New file.
1867 * config/rx/rx.c: New file.
1868 * config/rx/rx.h: New file.
1869 * config/rx/rx.md: New file.
1870 * config/rx/rx.opt: New file.
1871 * config/rx/rx-protos.h: New file.
1872 * config/rx/t-rx: New file.
1873 * doc/extend.texi: Document RX function attributes.
1874 * doc/invoke.texi: Document RX specific command line options.
1875 * doc/contrib.texi: Document RX contribution.
1876 * doc/md.texi: Document RX constraints.
1877 * doc/install.texi: Document RX support.
1879 2009-10-26 Michael Matz <matz@suse.de>
1881 PR tree-optimization/41783
1882 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1883 case for simple diamonds.
1884 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1885 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1886 argument, use alias oracle to skip some vdefs.
1887 (phi_translate_1): Change call to above, don't allocate new
1888 value ids if they can stay the same.
1889 (compute_avail): Allow vuse walking when looking up references.
1891 2009-10-26 Richard Guenther <rguenther@suse.de>
1893 PR tree-optimization/41826
1894 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1895 access to re-allocated vector fields.
1897 2009-10-26 Richard Guenther <rguenther@suse.de>
1899 * graphite-sese-to-poly.c (check_poly_representation): Fix
1900 compile without checking.
1902 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1905 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1906 * gimplify.c (tree_should_carry_location_p,
1907 tree_annotate_one_with_location,tree_annotate_all_with_location):
1908 Remove obsolete functions.
1910 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1913 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1915 2009-10-25 Richard Guenther <rguenther@suse.de>
1917 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1918 Stream DECL_RESTRICTED_P.
1919 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1921 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1923 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1924 a note when expanding to nothing.
1926 2009-10-25 Richard Guenther <rguenther@suse.de>
1929 * tree.c (find_decls_types_r): Deal with Java overloading
1930 BINFO_VIRTUALS for its own purpose.
1932 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1934 * config/mips/predicates.md (hilo_operand): New predicate.
1935 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1936 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1937 splitter part from here ...:
1938 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1939 op0 and op4 to match the DINS case.
1940 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1942 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1945 * avr.md (QIDI): Add new mode iterator.
1946 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1947 patterns for all QI thru DI modes combinations.
1948 (sbrx_and_branch<mode>): Create new and based bit test and jump
1949 patterns for QI thru SI modes.
1950 avr.c (avr_out_sbxx_branch): Use only bit number.
1952 2009-10-24 Jan Hubicka <jh@suse.cz>
1954 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1956 (analyze_function): When analyzing noreturn nothrow call, do not
1957 compute written stats; free bitmaps of vars early if possible.
1958 (generate_summary): Only update bitmaps if computed.
1959 (propagate): Only dump bitmaps if computed.
1960 (ipa_reference_read_summary): Fix pasto.
1962 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1964 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1965 (aliasing_component_refs_p): ...this. Return true if there is no
1966 common base and the base access types have the same alias set.
1967 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1968 (indirect_refs_may_alias_p): Likewise.
1970 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1973 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1974 a C_MAYBE_CONST_EXPR.
1976 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1979 * config/rs6000/rs6000.c (struct machine_function): Add
1980 vsx_or_altivec_used_p to record if vector types are used.
1981 (rs6000_expand_to_rtl_hook): Rename from
1982 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1983 any vector operations, so if there are, we can set VRSAVE to
1984 non-zero when only floating point vector registers are used.
1985 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1986 (rs6000_check_vector_mode): Inner function to check if vector
1987 types are used in the code.
1988 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1989 vector instructions are used.
1991 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1992 Indicate that VSX registers which overlap floating point
1993 registers, can't be used across a call, since the ABI only states
1994 the scalar part of the register will be saved and restored.
1996 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1999 * alias.c (get_alias_set): Call langhook before returning 0 for
2000 types with structural equality.
2001 * c-common.c (c_common_get_alias_set): Use alias set of element
2002 type for arrays with structural comparison.
2004 2009-10-23 Richard Guenther <rguenther@suse.de>
2007 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2008 gimple_call_nothrow_p.
2010 2009-10-23 Richard Guenther <rguenther@suse.de>
2012 PR tree-optimization/41778
2013 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2014 redundancy along a path in the CFG we want to optimize for speed
2015 is going to be removed.
2016 (execute_pre): Do partial-PRE only if the function is to be
2017 optimized for speed.
2018 (gate_pre): Do not turn off all of PRE when not optimizing a
2021 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2023 * builtins.c (fold_builtin_cabs): Use validate_arg().
2024 (fold_builtin_cexp): Fix if-logic.
2025 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2027 2009-10-22 Jeff Law <law@redhat.com>
2029 * ira-lives.c (process_single_reg_class_operands): Update the
2030 hard reg costs for all the hard registers desired by the
2031 single reg class operand.
2033 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2035 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2036 for rtxes that aren't handled specially.
2038 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2040 * rtl.h (shallow_copy_rtvec): Declare.
2041 * rtl.c (shallow_copy_rtvec): New function.
2042 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2043 rtx field if the subrtx has changed.
2045 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2047 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2048 (m32c_function_value): Make static, add new 'outgoing' argument.
2049 (m32c_libcall_value): Make static, add new 'fun' argument.
2050 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2051 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2052 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2053 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2054 (m32c_function_value, m32c_libcall_value): Delete declaration.
2056 2009-10-22 Diego Novillo <dnovillo@google.com>
2058 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2060 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2062 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2065 2009-10-22 Richard Guenther <rguenther@suse.de>
2067 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2068 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2069 (lto_symtab_merge): Do not merge cgraph nodes here.
2070 (lto_symtab_resolve_can_prevail_p): Simplify.
2071 (lto_symtab_resolve_symbols): Store cgraph node.
2072 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2073 functions from the symtab.
2074 (lto_symtab_merge_cgraph_nodes_1): New function.
2075 (lto_symtab_merge_cgraph_nodes): Likewise.
2077 2009-10-22 Richard Guenther <rguenther@suse.de>
2080 * lto-streamer-out.c (lto_output_location): Stream the
2082 * lto-streamer-in.c (lto_input_location): Likewise.
2084 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2086 * cfgloopmanip.c (duplicate_subloops): Export.
2087 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2088 (transform_to_exit_first_loop): Duplicate bbs starting from
2089 header up to loop->latch instead of exit->src.
2090 Initialize control variable to the correct number of iterations.
2091 (gather_scalar_reductions): Do not register double reductions.
2092 (parallelize_loops): Dump which loop is tested.
2093 Indicate whether the parallelized loop is inner or not.
2094 Remove the innermost-loop requirement.
2095 * cfgloop.h (duplicate_subloops): Export.
2096 * tree-cfg.c (add_phi_args_after_redirect): New function.
2097 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2098 Call duplicate_subloops.
2099 Update number of iterations at the exit condition.
2100 Don't redirect nexits always to the loop exit.
2101 Redirect copied edges from latch to the loop exit.
2103 2009-10-22 Jan Hubicka <jh@suse.cz>
2105 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2107 * ipa-inline.c (cgraph_mark_inline_edge,
2108 cgraph_decide_inlining_of_small_function,
2109 cgraph_decide_inlining, inline_read_summary): Disable indirect
2110 inlining for WPA for time being.
2112 PR tree-optimize/40556
2113 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2115 2009-10-22 Richard Guenther <rguenther@suse.de>
2117 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2118 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2120 2009-10-22 Jan Hubicka <jh@suse.cz>
2123 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2125 (check_call): Handle only indirect calls.
2126 (propagate_bits): Update comment.
2127 (write_node_summary_p): Turn bogus check to assert.
2128 (ipa_reference_write_summary): Stream calls_read_all properly.
2129 (ipa_reference_read_summary): Stream in calls_read_all properly.
2130 (read_write_all_from_decl): New function.
2131 (propagate): Handle OVERWRITABLE nodes and external calls here.
2132 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2134 (analyze_function): Do not check visibility here.
2135 (add_new_function): We summary OVERWRITABLE too.
2136 (generate_summary): Stream OVERWRITABLE nodes too.
2137 (propagate): Handle external calls and OVERWRITABLE nodes here.
2138 (local_pure_const): Check visibility here.
2140 2009-10-22 Jan Hubicka <jh@suse.cz>
2142 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2143 (pass_ipa_cp): Register them.
2144 (ipcp_init_stage): Analyze all functions for whopr/lto.
2145 (ipcp_propagate_stage): Skip external calls.
2146 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2147 * ipa-reference.c (write_node_summary_p): Fix thinko about
2149 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2150 when in ltrans, skip executing of ipa passes since everything
2151 should've been done.
2152 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2153 (inline_generate_summary): Likewise.
2154 (inline_read_summary): New function.
2155 (inline_write_summary): New function.
2156 (pass_ipa_inline): Register new hooks.
2157 * ipa-prop.c: Inlcude lto-streamer.h
2158 (ipa_edge_args_vector): Update declaration.
2159 (ipa_count_arguments, ipa_compute_jump_functions,
2160 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2161 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2162 ipa_read_node_info): New static functions.
2163 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2164 (duplicate_array): Use xmalloc.
2165 (duplicate_ggc_array): New.
2166 (ipa_edge_duplication_hook): Use it.
2167 (ipa_update_after_lto_read): New function.
2168 * ipa-prop.h (ipa_prop_write_jump_functions,
2169 ipa_prop_read_jump_functions): Declare.
2170 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2171 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2172 (ipa_edge_args_vector): Move into GGC.
2173 (ipa_check_create_edge_args): Update.
2174 (ipa_update_after_lto_read): New.
2175 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2177 (ipa_read_summaries): When in ltrans, so not read summaries.
2178 * lto-streamer.c (lto_get_section_name): Add
2179 LTO_section_jump_functions.
2180 * lto-streamer.h (LTO_section_jump_functions): New section.
2181 (produce_asm): Declare.
2182 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2183 * lto-streamer-out.c (produce_asm): Export.
2184 * lto-streamer-in.c: Include tree-pass.h
2185 (input_function): Free dominance info when done.
2186 (lto_read_body): Push ipa_inline in ltrans stage.
2187 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2188 * Makefile.in (GTFILES): Add ipa-prop.h
2190 2009-10-22 Matthias Klose <doko@ubuntu.com>
2192 * doc/install.texi: Document --enable-browser-plugin.
2194 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2196 * doc/invoke.texi (fira-loop-pressure): Update default value.
2197 * opts.c (decode_options): Remove default value setting for
2198 flag_ira_loop_pressure.
2199 * config/ia64/ia64.c (ia64_override_options): Set
2200 flag_ira_loop_pressure up for -O3.
2201 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2203 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2205 PR tree-optimization/41497
2206 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2207 chrec_dont_know if the evolution function returned by follow_ssa_edge
2208 is constant in the analyzed loop and is not compatible with the
2209 initial value before the loop.
2210 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2212 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2214 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2216 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2219 * doc/invoke.texi: Document -print-multi-os-directory.
2221 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2224 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2225 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2226 when darwin_emit_unwind_label is used.
2228 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2230 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2233 2009-10-20 Richard Henderson <rth@redhat.com>
2235 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2236 before emit_post_landing_pad.
2238 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2240 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2241 Use when calling rtx_costs.
2242 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2243 global optimize_size. Pass speed to mips_binary_cost.
2245 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2247 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2250 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2252 * rtl.h (simplify_replace_fn_rtx): Declare.
2253 (wrap_constant, unwrap_constant): Delete.
2254 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2255 (expand_debug_expr): Don't call wrap_constant.
2256 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2257 (auto_adjust_pair): Fold into...
2258 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2259 Just return a new value.
2260 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2261 otherwise use simplify_replace_rtx.
2262 * cselib.c (wrap_constant): Reinstate old definition.
2263 (cselib_expand_value_rtx_1): Don't wrap constants.
2264 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2265 simplify_replace_rtx.
2266 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2267 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2268 Use simplify_replace_rtx.
2269 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2271 (simplify_replace_rtx): ...here. Turn into a wrapper for
2272 simplify_replace_fn_rtx.
2273 (simplify_unary_operation): Don't unwrap CONSTs.
2274 * var-tracking.c (check_wrap_constant): Delete.
2275 (vt_expand_loc_callback): Don't call it.
2276 (vt_expand_loc): Likewise.
2278 2009-10-20 Pascal Obry <obry@adacore.com>
2279 Eric Botcazou <ebotcazou@adacore.com>
2281 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2283 2009-10-20 Michael Matz <matz@suse.de>
2285 * loop-invariant.c (create_new_invariant): Use different magic number.
2287 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2290 * arm.c (arm_override_options): Forcibly disable hot/cold block
2293 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2296 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2299 2009-10-20 Richard Guenther <rguenther@suse.de>
2301 * ggc-page.c: Include cfgloop.h.
2302 (struct max_alignment): Drop long double, add void *.
2303 (extra_order_size_table): Add low non-power-of-two multiples
2304 of MAX_ALIGNMENT. Drop small type-based entries, add
2305 tree_type, cgraph_node and loop.
2306 * alloc-pool.c (struct allocation_object_def): Drop long double
2309 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2312 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2313 referenced just in DEBUG_INSNs.
2315 2009-10-20 Richard Guenther <rguenther@suse.de>
2318 * gimple.c (gimple_register_type): Make sure we register
2319 the types main variant first.
2321 2009-10-20 Richard Guenther <rguenther@suse.de>
2323 * gimple.c (gimple_types_compatible_p): Simplify. Move
2324 cheap checks before hashtable queries. Add checks for
2325 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2327 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2329 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2330 without size or with size that can't be represented as a host integer.
2332 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2334 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2335 the removal of a debug stmt as a significant change.
2337 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2339 * config/s390/s390.md: Added agen condition to operand
2340 forwarding bypasses. Added bypass for early address generation
2341 use of int results. Updated comments.
2343 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2345 * config/i386/i386.c: Remove signal.h #include.
2347 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2349 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2350 * doc/rtl.texi: Document ss_abs.
2352 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2354 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2355 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2356 instead of C_LEX_RAW_STRINGS.
2357 (lex_string): Handle CPP_UTF8STRING.
2358 * c-parser.c (c_parser_postfix_expression): Likewise.
2359 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2360 (C_LEX_STRING_NO_JOIN): ... this.
2362 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2364 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2365 cris_function_value_regno_p): New functions.
2366 (cris_promote_function_mode): Update comment.
2367 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2368 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2369 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2370 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2372 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2374 * unwind-dw2.c (execute_stack_op): Fix operand order for
2375 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2377 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2379 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2380 (lower_stmt) <GIMPLE_BIND>: Add comment.
2381 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2383 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2384 Otherwise lower it and set cannot_fallthru to true.
2385 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2386 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2387 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2388 to true for a noreturn call. Do not remove statements.
2389 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2390 Set cannot_fallthru to false on function exit.
2391 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2392 <GIMPLE_ASSIGN>: Remove.
2394 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2396 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2398 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2400 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2401 next/prev_active_insn to skip DEBUG_INSNs as well.
2403 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2405 * config/arm/arm.c (output_move_neon): Use DImode in call to
2408 2009-10-19 Matthias Klose <doko@ubuntu.com>
2411 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2413 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2415 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2417 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2420 * optabs.c (expand_binop): Make mode of shift count expression mode
2421 of shift count not target.
2424 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2426 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2427 case. Force using values to replace references within the statement.
2428 (convert_local_reference_stmt): Likewise.
2430 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2432 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2433 remove a subsequent GOTO or RETURN statement.
2435 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2437 * config/avr.md (*movqi): Add zero as equally preferable constraint
2438 as general register.
2441 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2443 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2445 2009-10-17 Richard Guenther <rguenther@suse.de>
2447 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2449 2009-10-17 Richard Guenther <rguenther@suse.de>
2451 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2452 operands in COMPONENT_REFs.
2454 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2456 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2457 if not defined. Change type of second argument to const_rtx.
2458 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2460 * targhooks.h (default_libcall_value): Update prototype.
2461 * target.h (struct gcc_target): Change type of second argument of
2462 libcall_value to const_rtx.
2463 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2465 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2466 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2468 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2471 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2472 * cgraphunit.c (cgraph_optimize): Call it.
2473 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2474 (dwarf2out_assembly_start): ... here. New hook.
2475 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2476 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2478 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2479 * sdbout.c (sdb_debug_hooks): Likewise.
2480 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2481 (vmsdbgout_assembly_start): New hook.
2483 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2485 * rtl.h (RTL_LOCATION): Fix typo.
2487 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2489 * print-rtl.c (print_rtx): Print locators in asm_operands
2492 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2495 * sched-deps.c (depl_on_debug_p): New.
2496 (attach_dep_link): Reject debug deps before nondebug deps.
2497 (add_to_deps_list): Insert debug deps after nondebug deps.
2498 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2500 (sd_add_dep): Do not reject debug deps.
2501 (add_insn_mem_dependence): Don't count debug deps.
2502 (remove_from_deps): Likewise.
2503 (sched_analyze_2): Set up mem deps on debug insns.
2504 (sched_analyze_insn): Record reg uses for deps on debug insns.
2505 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2506 try_ready nondebug insn after debug insn.
2507 * ddg.c (create_ddg_dep_from_intra_loop_link,
2508 create_ddg_dep_no_link): Don't reject debug deps.
2510 2009-10-16 Richard Guenther <rguenther@suse.de>
2512 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2513 (maybe_merge_incomplete_and_complete_type): Likewise.
2514 (lto_symtab_merge): Do not call them. Do not warn for
2515 complete vs. incomplete compatible types.
2516 (lto_symtab_merge_decls_2): Simplify.
2517 * gimple.c (gimple_force_type_merge): Remove.
2518 (gimple_types_compatible_p): Make it static.
2519 * gimple.h (gimple_force_type_merge): Remove.
2520 (gimple_types_compatible_p): Likewise.
2522 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2524 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2525 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2527 2009-10-16 Richard Guenther <rguenther@suse.de>
2529 PR tree-optimization/41728
2530 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2531 if fold_stmt did anything.
2533 2009-10-16 Richard Guenther <rguenther@suse.de>
2536 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2537 (maybe_fixup_handled_component): New function.
2538 (input_gimple_stmt): Fixup mismatched decl replacements.
2540 2009-10-16 Richard Guenther <rguenther@suse.de>
2543 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2544 the same as VAR_DECL.
2546 2009-10-16 Richard Guenther <rguenther@suse.de>
2548 * gimple.c (iterative_hash_gimple_type): For integer types
2549 also hash their minimum and maximum values and the string flag.
2550 For array types hash their domain and the string flag.
2552 2009-10-16 Richard Guenther <rguenther@suse.de>
2554 * gimple.c (gimple_types_compatible_p): Restrict completing
2555 types to record or unions. Simplify completion.
2556 Do not merge records or unions with different
2557 TYPE_STRUCTURAL_EQUALITY_P tag.
2558 (iterative_hash_gimple_type): Restrict non-recursing into
2559 pointer targets for records and unions.
2561 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2564 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2565 * dwarf2out.c (mem_loc_descriptor): Don't handle
2566 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2567 punt if it is not lowpart subreg or if inner mode isn't
2570 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2572 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2573 investigating previous or next insns.
2575 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2577 * tree-sra.c (build_ref_for_offset_1): Update comment.
2579 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2581 * config/s390/s390.md (atype): Added missing values.
2583 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2586 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2587 (casesi64p): Update pattern to reflect above.
2589 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2591 PR rtl-optimization/41697
2592 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2594 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2597 * config/rs6000/predicates.md: Update copyright year.
2598 * config/rs6000/altivec.md: Ditto.
2600 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2601 (MD_INCLUDES): Add a2.md.
2603 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2604 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2605 (builtin_classify): New static vector to classify various builtins
2606 to get the tree attributes correct.
2607 (def_builtin): Set the attributes of builtins based on what the
2608 builtin does (i.e. memory operation, floating point, saturation
2609 need special attributes, others are pure functions).
2611 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2613 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2614 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2615 RS6000_BUILTIN_COUNT.
2616 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2617 MAX_RS6000_BUILTINS.
2619 * config/rs6000/rs6000-builtin.def: New file that combines the
2620 builtin enumeration name and attributes.
2622 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2624 * config/i386/linux.h (ASM_SPEC): Add --32.
2626 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2628 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2629 and DW_TAG_template_alias.
2630 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2631 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2632 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2633 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2634 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2635 and DW_AT_GNU_odr_signature.
2636 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2637 DW_FORM_flag_present and DW_FORM_ref_sig8.
2638 (output_signature): Only print name on the first byte.
2639 (output_die): Likewise for dw_val_class_data8.
2641 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2643 * doc/invoke.texi: Clarify that most optimizations are not enabled
2646 2009-10-15 Richard Guenther <rguenther@suse.de>
2649 * gimple.c (compare_type_names_p): Handle anonymous names
2650 differently based on new mode argument.
2651 (gimple_types_compatible_p): For structs also compare the tags.
2652 (iterative_hash_type_name): Rename to ...
2653 (iterative_hash_name): ... this. Hash all names.
2654 (iterative_hash_gimple_type): Fix hashing the struct tag of
2655 pointer targets. Hash field decl names.
2657 2009-10-15 Richard Guenther <rguenther@suse.de>
2660 * gimple.c (gimple_get_alias_set): Avoid recursing on
2661 invalid type topology.
2663 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2665 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2667 2009-10-15 Richard Guenther <rguenther@suse.de>
2669 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2671 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2673 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2674 add --with-tune{,-32,-64} configured default for -mtune if explicit
2677 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2679 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2681 2009-10-14 DJ Delorie <dj@redhat.com>
2683 * config/h8300/h8300.c (F): New.
2685 (h8300_emit_stack_adjustment): Call them.
2687 (h8300_push_pop): Likewise.
2688 (h8300_expand_prologue): Likewise.
2689 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2690 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2691 (INCOMING_RETURN_ADDR_RTX): Define.
2692 (INCOMING_FRAME_SP_OFFSET): Define.
2693 (DWARF_CIE_DATA_ALIGNMENT): Define.
2695 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2697 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2698 fields in builtin structs.
2699 (finalize_record_size): Likewise.
2701 2009-10-14 Richard Guenther <rguenther@suse.de>
2703 * gimple.c (gtc_ob): New global.
2704 (struct type_pair_d): Replace pointers with type UIDs.
2705 (type_pair_hash): Adjust.
2706 (type_pair_eq): Likewise.
2707 (lookup_type_pair): Likewise. Allocate from an obstack.
2708 (gimple_force_type_merge): Adjust.
2709 (gimple_types_compatible_p): Likewise.
2710 (free_gimple_type_tables): Free the obstack.
2712 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2714 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2715 stmts setting DEBUG_EXPR_DECLs.
2717 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2718 Don't crash if mode1 is VOIDmode.
2720 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2722 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2723 * params.h (IRA_LOOP_RESERVED_REGS): New.
2724 * tree-pass.h (pass_subregs_of_mode_init,
2725 pass_subregs_of_mode_finish): Remove.
2726 * passes.c (pass_subregs_of_mode_init,
2727 pass_subregs_of_mode_finish): Remove.
2728 (pass_reginfo_init): Move before loop optimizations.
2729 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2730 * common.opt (fira-loop-pressure): New.
2731 * toplev.h (flag_ira_loop_pressure): New.
2732 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2733 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2734 Make external and void type functions.
2735 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2736 pass_subregs_of_mode_finish): Remove.
2737 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2738 * regmove.c: Include ira.h.
2739 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2740 register pressure calculation in loops.
2741 * loop-invariant.c: Include REGS_H and ira.h.
2742 (struct loop_data): New members max_reg_pressure, regs_ref, and
2744 (struct invariant): New member orig_regno.
2745 (curr_loop): New variable.
2746 (find_exits): Initialize regs_ref and regs_live.
2747 (create_new_invariant): Initialize orig_regno.
2748 (get_cover_class_and_nregs): New.
2749 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2750 array. Add code for flag_ira_loop_pressure.
2751 (gain_for_invariant): Make new_regs an array. Add code for
2752 flag_ira_loop_pressure.
2753 (best_gain_for_invariant): Ditto.
2754 (set_move_mark): New parameter gain. Use it for debugging output.
2755 (find_invariants_to_move): Make regs_needed and new_regs an array.
2756 Add code for flag_ira_loop_pressure.
2757 (move_invariant_reg): Set up orig_regno.
2758 (move_invariants): Set up reg classes for pseudos for
2759 flag_ira_loop_pressure.
2760 (free_loop_data): Clear regs_ref and regs_live.
2761 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2762 get_regno_cover_class, change_pressure, mark_regno_live,
2763 mark_regno_death, mark_reg_store, mark_reg_clobber,
2764 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2765 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2766 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2767 register pressure calculation in loops if new regs were added.
2768 Call finish_subregs_of_mode.
2769 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2770 * Makefile.in (loop-invariant.o): Add ira.h.
2772 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2774 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2776 2009-10-14 Richard Guenther <rguenther@suse.de>
2778 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2779 (lto_symtab_merge): ... here. Rewrite both to take the
2780 prevailing and a to-be-merged entry and to queue diagnostics properly.
2781 (lto_symtab_resolve_replaceable_p): New predicate for
2783 (lto_symtab_resolve_can_prevail_p): Likewise.
2784 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2785 handles merging commons by choosing the largest decl. Fold
2786 in code that gives ODR errors.
2787 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2789 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2790 case of no prevailing decl here. Diagnose mismatches
2791 in object types here. Drop all but the prevailing decls.
2792 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2793 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2794 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2796 2009-10-14 Richard Guenther <rguenther@suse.de>
2799 * lto-streamer-in.c (input_bb): Replace debug stmts with
2800 nops instead of dropping them.
2802 2009-10-14 Nick Clifton <nickc@redhat.com>
2804 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2805 in situations where it is being used as a minus symbol.
2806 * gcc/doc/tm.texi: Likewise.
2807 * gcc/doc/md.texi: Likewise.
2809 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2811 PR preprocessor/41543
2812 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2813 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2814 * tree.c: Include intl.h.
2815 (expand_location): Handle BUILTINS_LOCATION.
2816 * Makefile.in (tree.o): Depend on intl.h.
2819 * dwarf2out.c (dwarf2out_var_location): Always clear
2820 last_postcall_label when changing last_label.
2822 2009-10-14 Pascal Obry <obry@adacore.com>
2824 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2825 (process_command): Handle -E as done with -c and -S. Do not add
2826 the target executable suffix to the output file when -E is used.
2827 (main): Adjust error message accordingly.
2829 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2835 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2837 (tree_code_size): Likewise.
2839 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2841 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2842 * real.h (HAVE_mpc_arc): Define.
2844 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2846 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2847 (struct builtin_description): Add fndecl field.
2848 (bdesc): Remove const qualifier. Update initializer.
2849 (sh_media_init_builtins): Remove const qualifier for d. Record
2850 the result of add_builtin_function to the fndecl field.
2851 (sh_builtin_decl): New.
2852 (sh_media_builtin_decl): New.
2854 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2857 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2858 requests between special registers.
2860 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2862 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2864 2009-10-13 Richard Henderson <rth@redhat.com>
2866 PR tree-optimization/41377
2867 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2868 (cleanup_empty_eh_merge_phis): New change_region parameter;
2869 pass it on to redirect_eh_edge_1. Update callers.
2870 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2871 at the destination block.
2873 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2875 * passes.c (register_pass): Replaced gcc_unreachable by
2876 fatal_error on failure. Mentions plugins in comments & messages.
2878 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2881 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2882 * sched-vis.c (print_value): Use it.
2883 * cselib.c (cselib_hash_rtx): Likewise.
2884 * print-rtl.c (print_rtx): Likewise.
2885 * cfgexpand.c (expand_debug_rtx): Likewise.
2886 * var-tracking.c (vt_expand_loc_callback): Likewise.
2888 2009-10-13 Richard Guenther <rguenther@suse.de>
2891 * opts.c (handle_option): Split out code to handle setting
2892 the options flag var ...
2893 (set_option): ... here.
2894 * opts.h (set_option): Declare.
2895 * lto-opts.c (register_user_option_p): Include -fexceptions
2896 and all position independent code variants.
2897 (handle_common_option): Remove.
2898 (lto_reissue_options): Use set_option.
2900 2009-10-13 Martin Jambor <mjambor@suse.cz>
2902 PR tree-optimization/41661
2903 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2904 that are tcc_comparisons or do not change the type in any
2906 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2907 folding tcc_comparison operations.
2909 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2911 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2914 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2920 * tree.def (DEBUG_EXPR_DECL): New.
2921 * rtl.def (DEBUG_EXPR): New.
2922 * gengtype.c (adjust_field_rtx_def): Handle it.
2923 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2924 (insert_debug_temp_for_var_def): ... this. Drop support for
2925 moving. Take iterator for def stmt; insert debug stmt before it.
2926 Scan early for use count and kind in debug stmts.
2927 (propagate_defs_into_debug_stmts): Rename to...
2928 (insert_debug_temps_for_defs): ... this. Likewise.
2929 * tree.h (DEBUG_TEMP_UID): New.
2930 * tree.c (next_debug_decl_uid): New.
2931 (make_node_stat): Count debug decls separately.
2932 (copy_node_stat): Likewise.
2933 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2934 * var-tracking.c (dv_is_decl_p): Recognize it.
2935 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2936 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2937 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2938 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2939 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2940 (cselib_hash_rtx): Likewise.
2941 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2942 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2944 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2945 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2946 * rtl.c (copy_rtx): Likewise.
2947 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2948 * print-rtl.c (print_rtx): Likewise.
2949 * sched-vis.c (print_value): Likewise.
2950 (print_insn): Handle DEBUG_EXPR_DECL.
2951 * tree-dump.c (dequeue_and_dump): Likewise.
2952 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2953 * gimple-iterator (gsi_replace): Check for same lhs.
2954 (gsi_remove): Insert debug temps.
2955 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2956 (move_computations_stmt): Drop explicit propagation into debug stmts.
2957 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2958 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2959 * tree-ssa-sink.c (statement_sink_location): Likewise.
2960 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2961 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2962 * tree-flow.h: Likewise.
2963 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2964 debug temps without values.
2965 (eliminate_unnecessary_stmts): Don't discard just-inserted
2968 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2971 * config/cris/cris.md (andu): Check that operand 1 is one of the
2972 general registers. Fix typo in head comment.
2974 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2976 * config/i386/i386.md (vswapmov): New.
2977 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2978 (ix86_function_ms_hook_prologue): New.
2979 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2980 * configure.ac: Test for swap suffix support in as.
2981 * configure: Rebuild.
2983 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2986 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2987 paradoxical subregs to prevent partial register stalls if the inner
2988 mode is integer mode.
2990 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2992 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2994 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2997 * gcc/dwarf2out.c (template_parameter_pack_die,
2998 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3000 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3003 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3005 (maybe_register_def): Likewise. Take stmt iterator.
3006 (rewrite_update_stmt): Take stmt iterator and pass it on.
3007 (rewrite_update_enter_block): Pass stmt iterator.
3009 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3011 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3012 (spu_builtin_decl): New function.
3014 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3016 * config/i386/i386.md (SWIM): New mode iterator.
3017 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3018 using SWIM mode iterator.
3019 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3020 patterns using SWI48 mode iterator.
3021 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3022 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3023 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3024 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3025 patterns using SWI248 mode iterator.
3026 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3027 gen_x86_movdicc_0_m1_rex64 for renamed function
3029 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3030 Eric Botcazou <ebotcazou@adacore.com>
3033 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3034 * config/sparc/sol2-unwind.h: New file.
3036 2009-10-11 Olivier Hainque <hainque@adacore.com>
3037 Eric Botcazou <ebotcazou@adacore.com>
3040 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3041 * config/i386/sol2-unwind.h: New file.
3043 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3046 * config/i386/i386.md (addsi_1_zext): Get the proper second
3049 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3051 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3052 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3055 2009-10-11 Richard Guenther <rguenther@suse.de>
3057 * gimple.c (iterative_hash_type_name): Do not handle special
3060 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3062 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3063 (*setcc_si_1_and): Ditto.
3064 (*setcc_si_1_movzbl): Ditto.
3065 (*setcc_<mode>_2): Ditto.
3066 (*setcc_qi): Rename from *setcc_1.
3067 (*setcc_qi_slp): Rename from *setcc_2.
3069 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3070 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3072 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3073 "if" condition, there is already assert with reload_completed present.
3075 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3077 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3079 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3081 * doc/install.texi (Final install): Refer to
3082 http://gcc.gnu.org/bugs/ for bug reporting.
3084 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3086 * configure.ac: Add test for dci instruction.
3087 * configure: Regenerate.
3088 * config.in: Likewise.
3089 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3090 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3091 (-mmulhw): Add 476 to description.
3092 (-mdlmzb): Likewise.
3093 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3094 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3095 (processor_target_table): Add 476 and 476fp entries.
3096 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3097 (rs6000_issue_rate): Add CPU_PPC476.
3098 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3099 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3100 (processor_type): Add PROCESSOR_PPC476.
3101 (EXTRA_SPECS): Add asm_cpu_476 string.
3102 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3103 (define_attr "cpu"): Add ppc476.
3105 Update comments for 476.
3106 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3107 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3108 Update copyright year.
3109 * config/rs6000/476.md: New file.
3110 * config/rs6000/40x.md: Add description for "isel" attribute.
3111 Update copyright year.
3112 * config/rs6000/440.md: Likewise.
3113 * config/rs6000/603.md: Likewise.
3114 * config/rs6000/6xx.md: Likewise.
3115 * config/rs6000/7450.md: Likewise.
3116 * config/rs6000/7xx.md: Likewise.
3117 * config/rs6000/8540.md: Likewise.
3118 * config/rs6000/cell.md: Likewise.
3119 * config/rs6000/e300c2c3.md: Likewise.
3120 * config/rs6000/e500mc.md: Likewise.
3121 * config/rs6000/mpc.md: Likewise.
3122 * config/rs6000/power4.md: Likewise.
3123 * config/rs6000/power5.md: Likewise.
3124 * config/rs6000/power6.md: Likewise.
3125 * config/rs6000/power7.md: Likewise.
3126 * config/rs6000/rios1.md: Likewise.
3127 * config/rs6000/rios2.md: Likewise.
3128 * config/rs6000/rs64.md: Likewise.
3130 2009-10-10 Richard Guenther <rguenther@suse.de>
3132 PR tree-optimization/41654
3133 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3134 a cond expr before calling gimple_cond_set_condition_from_tree.
3135 (ifcombine_iforif): Likewise.
3137 2009-10-09 Ian Lance Taylor <iant@google.com>
3139 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3140 * configure: Rebuild.
3142 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3144 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3147 2009-10-09 Richard Guenther <rguenther@suse.de>
3150 * target-def.h (TARGET_BUILTIN_DECL): Define.
3151 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3152 * target.h (struct gcc_target): Add builtin_decl target hook.
3153 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3154 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3156 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3157 not gcc_unreachable.
3158 (lto_output_builtin_tree): Sorry if the target does not support
3159 streaming target builtins.
3160 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3161 (rs6000_builtin_decl): New function.
3162 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3163 (ix86_builtin_decl): New function.
3165 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3167 PR preprocessor/41445
3168 * c-ppoutput.c (do_line_change): New function.
3169 (cb_line_change): Use it.
3170 (scan_translation_unit): Call do_line_change if
3171 avoid_paste or PREV_WHITE and token location is on a different line
3172 than print.src_line.
3175 * dwarf2out.c (dwarf2out_init): Test whether
3176 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3179 PR rtl-optimization/41646
3180 * calls.c (expand_call): For BLKmode types returned in registers
3181 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3184 2009-10-09 Richard Guenther <rguenther@suse.de>
3186 PR tree-optimization/41634
3187 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3188 we remove the correct elements.
3189 (optimize_stmt): Make sure to update stmt operands before
3190 optimizing redundancies.
3192 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3194 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3196 2009-10-09 Richard Guenther <rguenther@suse.de>
3199 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3201 (lto_wrapper_exit): New function.
3203 (fatal_perror): Likewise.
3204 (fork_execute): Use global args_name, do not free it.
3205 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3206 * lto-streamer.h: Remove duplicate prototypes.
3208 2009-10-09 Richard Guenther <rguenther@suse.de>
3210 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3211 before calling stmt_can_throw_external.
3213 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3215 PR tree-optimization/40071
3216 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3217 pointer if the original data reference doesn't conflict with the
3218 created vector data reference. Fix long line.
3220 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3222 * config/i386/i386.md (any_div): New code iterator.
3223 (u): Handle div and udiv.
3225 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3227 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3228 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3229 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3230 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3232 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3234 * gcc.c (main): Remove trailing "." from diagnostics.
3236 2009-10-08 Cary Coutant <ccoutant@google.com>
3238 Add support for debugging with ICF (Identical Code Folding).
3239 * calls.c (debug.h): New #include.
3240 (emit_call_1): Call virtual_call_token debug hook.
3241 * common.opt (-fenable-icf-debug): New option.
3242 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3243 locations in the source).
3244 (poc_label_num): New variable.
3245 (dcall_entry, vcall_entry): New typedefs.
3246 (dcall_table, vcall_table): New variables.
3247 (struct vcall_insn): New type.
3248 (vcall_insn_table): New variable.
3249 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3250 (size_of_dcall_table): New function.
3251 (output_dcall_table): New function.
3252 (size_of_vcall_table): New function.
3253 (output_vcall_table): New function.
3254 (dwarf2out_direct_call): New function.
3255 (vcall_insn_table_hash): New function.
3256 (vcall_insn_table_eq): New function.
3257 (dwarf2out_virtual_call_token): New function.
3258 (dwarf2out_virtual_call): New function.
3259 (dwarf2out_init): Allocate new tables and sections.
3260 (prune_unused_types): Mark DIEs referenced from direct call table.
3261 (dwarf2out_finish): Output direct and virtual call tables.
3262 * final.c (final_scan_insn): Call direct_call and virtual_call
3264 * debug.h (struct gcc_debug_hooks): Add direct_call,
3265 virtual_call_token, virtual_call hooks.
3266 (debug_nothing_uid): New function.
3267 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3268 (debug_nothing_uid): New function.
3269 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3270 (xcoff_debug_hooks): Likewise.
3271 * sdbout.c (sdb_debug_hooks): Likewise.
3272 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3273 * doc/invoke.texi (-fenable-icf-debug): New option.
3275 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3278 * regmove.c (regmove_backward_pass): Replace src with dst in the
3279 debug insn, and check for dst before rather than after.
3281 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3283 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3284 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3286 2009-10-08 Jan Hubicka <jh@suse.cz>
3289 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3290 do not mark cgraph nodes as needed.
3291 (record_references_in_initializer): Add new only_vars parameter.
3292 * cgraph.h (record_references_in_initializer): New parameter.
3293 * varasm.c (assemble_variable): Update call.
3294 * varpool.c (varpool_analyze_pending_decls): Always look for
3297 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3299 * config/avr/avr.c (last_insn_address) Remove variable.
3300 (expand_prologue): Don't initialise last_insn_address variable.
3301 (final_prescan_insn): Don't output insn size.
3302 * config/avr/avr.opt (msize): Remove switch.
3303 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3306 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3308 * combine.c (label_tick_ebb_start): Fix comment.
3309 (combine_instructions): Set label_tick and label_tick_ebb_start before
3310 calling setup_incoming_promotions. Start them from 1. Increment
3311 label_tick instead of deriving it from the BB index. Rather than
3312 comparing ticks use the block from the previous iteration to decide
3313 whether to start a new EBB. Remove empty lines before function.
3315 2009-10-08 Michael Matz <matz@suse.de>
3318 * builtins.c (fold_builtin_isascii): Use fold_build2.
3319 (fold_builtin_isdigit): Ditto.
3320 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3321 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3322 remove_useless_stmts_cond, remove_useless_stmts_tf,
3323 remove_useless_stmts_tc, remove_useless_stmts_bind,
3324 remove_useless_stmts_goto, remove_useless_stmts_label,
3325 remove_useless_stmts_1, remove_useless_stmts,
3326 pass_remove_useless_stmts): Remove.
3327 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3328 * passes.c (init_optimization_passes): Don't add
3329 pass_remove_useless_stmts.
3330 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3331 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3333 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3334 for static constants.
3335 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3336 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3338 2009-10-08 Richard Guenther <rguenther@suse.de>
3340 * gimple.c (free_gimple_type_tables): New function.
3341 * gimple.h (free_gimple_type_tables): Declare.
3343 2009-10-07 Mark Heffernan <meheff@google.com>
3345 * ipa-prop.c (ipa_print_node_params) Only print
3346 names of named arguments.
3348 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3350 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3351 being statically linked.
3353 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3355 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3357 2009-10-08 Jan Hubicka <jh@suse.cz>
3360 * ipa.c (cgraph_externally_visible_p,
3361 function_and_variable_visibility,
3362 whole_program_function_and_variable_visibility): Skip non-finalized
3365 2009-10-08 Nick Clifton <nickc@redhat.com>
3367 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3370 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3373 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3375 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3378 * c-common.c (c_fully_fold_internal): Strip nops from the result
3379 of recursive calls to c_fully_fold_internal.
3380 (c_wrap_maybe_const): New.
3381 (c_save_expr): Use c_wrap_maybe_const.
3382 * c-common.h (c_wrap_maybe_const): Declare.
3383 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3384 build_binary_op): Use c_wrap_maybe_const.
3386 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3388 * real.c: Fix comment to reflect actual exponent size.
3390 2009-10-08 Ben Elliston <bje@au.ibm.com>
3392 * config/rs6000/a2.md: Add FSF comment header.
3394 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3396 * config/i386/i386.md (any_extend): New code iterator.
3397 (u, s): New code attributes.
3399 (DWIH): Rewrite as code iterator for SI and DI modes.
3400 (DWI): Rewrite as mode attribute.
3401 (dwi): New mode attribute.
3402 (di): Depend on SI mode and DI mode.
3403 (doubleint_general_operand): Remove mode attribute.
3405 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3408 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3409 (*sub<mode>3_doubleword): Ditto.
3411 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3412 using SWIM248 mode iterator.
3413 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3414 using SWI48 mode iterator.
3415 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3416 patterns using DWIH mode iterator and any_extend code iterator.
3417 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3418 using any_extend code iterator.
3419 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3420 patterns using DWIH mode iterator and any_extend code iterator.
3421 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3422 using any_extend code iterator.
3423 (<s>mul<mode>3_highpart): Macroize expander from
3424 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3425 and any_extend code iterator.
3426 (*<s>muldi3_highpart_1): Macroize insn from
3427 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3428 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3429 patterns using any_extend code iterator.
3430 (*<s>mulsi3_highpart_zext): Macroize insn from
3431 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3433 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3435 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3436 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3437 refering to a DIE with DW_AT_const_value.
3439 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3442 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3444 2009-10-06 Jan Hubicka <jh@suse.cz>
3446 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3449 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3451 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3452 *lea_2_rex64): Move before *add<mode>_1 pattern.
3454 2009-10-07 Jan Hubicka <jh@suse.cz>
3456 * collect2.c (main): Add -fno-whole-program.
3457 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3459 2009-10-07 Jan Hubicka <jh@suse.cz>
3461 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3462 has no address taken.
3463 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3465 (cgraph_clone_node): Clear externally_visible flag for clones.
3466 * cgraph.h (cgraph_only_called_directly_p,
3467 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3468 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3469 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3470 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3471 ipcp_insert_stage): Likwise.
3472 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3473 externally_visible flag.
3474 (verify_cgraph_node): Verify that inline clones look right.
3475 (process_function_and_variable_attributes): Do not set
3476 externally_visible flags.
3477 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3479 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3481 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3482 clear externally_visible when turning into inline clones
3483 (cgraph_mark_inline_edge): Use new predicates.
3484 (cgraph_estimate_growth): Likewise.
3485 (cgraph_decide_inlining): Likewise.
3486 * ipa.c (cgraph_postorder): Likewise.
3487 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3488 that inline clones are not needed.
3489 (cgraph_externally_visible_p): New predicate.
3490 (function_and_variable_visibility): Add whole_program parameter;
3491 always set externally_visible flag; handle COMDAT function
3493 (local_function_and_variable_visibility): New function.
3494 (gate_whole_program_function_and_variable_visibility): New function.
3495 (whole_program_function_and_variable_visibility): New function.
3496 (pass_ipa_whole_program_visibility): New function.
3497 * passes.c (init_optimization_passes): Add whole program visibility
3499 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3500 not care about needed/reachable flags.
3501 * varpool.c: Include flags.h
3502 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3503 (varpool_finalize_decl): When we are in LTO read-back, all variables
3505 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3507 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3509 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3512 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3514 * config.gcc: Don't include the makefile fragments intended for
3516 * config/s390/fixdfdi.h: File removed.
3517 * config/s390/libgcc-glibc.ver: File removed.
3518 * config/s390/s390.h: Remove the fixdfdi.h hack.
3519 * config/s390/t-crtstuff: File moved to libgcc dir.
3520 * config/s390/t-linux: Likewise.
3521 * config/s390/t-tpf: libgcc specific parts removed.
3522 * config/s390/t-linux64: Likewise.
3524 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3526 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3527 (lto-compress.o): Likewise.
3529 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3532 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3533 dllexport to class members here.
3534 (i386_pe_determine_dllimport_p): Only check static class data for
3536 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3537 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3538 functions for vague linkage.
3539 (i386_pe_type_dllexport_p): Fix formatting.
3540 (maybe_add_dllexport) New function.
3541 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3544 2009-10-07 Ben Elliston <bje@au.ibm.com>
3546 * config/rs6000/a2.md: Remove duplicated lines.
3548 2009-10-07 Ben Elliston <bje@au.ibm.com>
3550 * config.gcc (powerpc*-*-*): Handle a2.
3551 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3552 * config/rs6000/a2.md: New file.
3553 * config/rs6000/rs6000.opt (mno-update): New.
3554 (mupdate): Return to using a mask, not a var.
3555 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3556 (enum processor_type): Add PROCESSOR_PPCA2.
3557 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3558 (rs6000_override_options): Add "a2" to processor_target_table.
3559 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3560 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3562 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3564 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3565 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3566 reference to nonexistent gen_truncxfxf2 function.
3568 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3570 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3571 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3572 (general_operand): Handle TI mode.
3573 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3574 using SDWIM mode iterator.
3575 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3576 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3577 using DWI mode iterator.
3578 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3579 patterns using SWI mode iterator.
3580 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3581 using SWI48 mode iterator.
3582 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3583 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3584 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3585 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3586 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3587 using SDWIM mode iterator.
3588 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3589 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3590 using DWI mode iterator.
3591 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3592 patterns using SWI mode iterator.
3593 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3594 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3595 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3596 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3597 patterns using plusminus code iterator.
3598 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3599 sub<mode>3 patterns using plusminus code iterator.
3600 * config/i386/i386.c (override_options): Update the call to
3601 gen_subdi_carry_rex64 for renamed function.
3602 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3603 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3604 calls to instruction expanders.
3606 2009-10-06 Martin Jambor <mjambor@suse.cz>
3609 * opts.c (decode_options): Run IPA-SRA at -O2.
3611 2009-10-06 Richard Guenther <rguenther@suse.de>
3613 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3615 2009-10-06 Tobias Burnus <burnus@net-b.de>
3618 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3619 -flto and -fwhole-program flags can be combined.
3621 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3624 * gcc.c (process_command): Check that -o argument was specified.
3626 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3628 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3630 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3632 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3633 * doc/invoke.texi (Warning Options): Annotate allowed languages
3634 for -Wunsuffixed-float-constants.
3636 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3638 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3639 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3640 same name and isn't the main variant.
3643 * dwarf2out.c (loc_by_reference): Removed.
3644 (dw_loc_list_1): New function.
3645 (dw_loc_list): Remove toplev argument, add want_address argument.
3646 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3647 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3648 want_address == 2 to dw_loc_list. For successful dw_loc_list
3649 set have_address to 1 only if want_address is not 0.
3651 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3653 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3654 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3655 a code block followed by two pointers.
3656 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3657 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3658 (MIPS_MOVE): Likewise.
3659 (MIPS_LUI): Likewise.
3660 (MIPS_JR): Likewise.
3661 (MIPS_BAL): Likewise.
3662 (MIPS_NOP): Likewise.
3663 (mips_asm_trampoline_template): Delete.
3664 (mips_trampoline_code_size): New function.
3665 (mips_trampoline_init): Add shorter sequences for all cases
3666 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3667 Calculate the opcodes directly, rather than copying from a template.
3668 Only flush the code part of the trampoline.
3669 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3671 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3673 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3674 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3675 (INCOMING_RETURN_ADDR_RTX): Likewise.
3676 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3678 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3679 with RETURN_ADDR_REGNUM.
3680 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3681 * config/mips/mips.c (mips16_build_call_stub): Replace
3682 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3683 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3684 (mips_print_operand_punctuation): Likewise.
3685 (mips_frame_set): Likewise.
3686 (mips16e_output_save_restore): Likewise.
3687 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3688 (mips_save_reg_p): Likewise.
3689 (mips_return_addr): Likewise.
3690 (mips_set_return_address): Likewise.
3691 (mips_direct_save_slot_move_p): Likewise.
3692 (mips_output_function_prologue): Likewise.
3693 (mips_restore_reg): Likewise.
3694 (mips_expand_epilogue): Likewise.
3695 (mips_epilogue_uses): Likewise.
3696 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3697 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3698 (clear_hazard_<mode>): Likewise.
3699 (call_internal): Likewise.
3700 (call_internal_direct): Likewise.
3701 (call_direct_split): Likewise.
3702 (call_value_internal): Likewise.
3703 (call_value_split): Likewise.
3704 (call_value_internal_direct): Likewise.
3705 (call_value_direct_split): Likewise.
3706 (call_value_multiple_internal): Likewise.
3707 (call_value_multiple_split): Likewise.
3709 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3710 Jakub Jelinek <jakub@redhat.com>
3712 PR rtl-optimization/41511
3713 * combine.c (record_value_for_reg): Pass explicit values as argument
3714 to get_last_value_validate.
3715 (get_last_value_validate): Document INSN parameter.
3716 For non-readonly MEMs, assume they might have been modified if INSN
3717 was in another basic block.
3718 (get_last_value): Minor reformatting.
3720 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3723 * final.c (asm_str_count): Split out from asm_insn_count.
3724 * rtl.h (asm_str_count): New prototype.
3725 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3728 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3730 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3732 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3733 Rafael Espindola <espindola@google.com>
3735 * gengtype.c (write_types): Moved call to write_func_for_structure
3736 into seperate loops.
3738 2009-10-05 Richard Guenther <rguenther@suse.de>
3741 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3742 (input_cgraph_1): Input toplevel asms.
3744 2009-10-05 Richard Guenther <rguenther@suse.de>
3747 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3748 (external_aggregate_decl_p): Likewise.
3749 (lto_symtab_compatible): Re-structure. Remove dead code.
3750 For variables ignore toplevel qualifiers when comparing types.
3751 Issue warnings, not errors for mismatched user-alignment.
3753 2009-10-05 Richard Guenther <rguenther@suse.de>
3757 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3758 (struct lto_symtab_identifier_def): Likewise.
3759 (struct lto_symtab_decl_def): Likewise.
3760 (struct lto_symtab_entry_def): New.
3761 (lto_symtab_identifier_t): Rename to ...
3762 (lto_symtab_entry_t): ... this.
3763 (lto_symtab_decls): Remove.
3764 (lto_symtab_base_hash): Rename to ...
3765 (lto_symtab_entry_hash): ... this.
3766 (lto_symtab_base_eq): Rename to ...
3767 (lto_symtab_entry_eq): ... this.
3768 (lto_symtab_base_marked_p): Rename to ...
3769 (lto_symtab_entry_marked_p): ... this.
3770 (lto_symtab_identifier_marked_p): Remove.
3771 (lto_symtab_decl_marked_p): Likewise.
3772 (lto_symtab_maybe_init_hash_tables): Rename to ...
3773 (lto_symtab_maybe_init_hash_table): ... this.
3774 (lto_symtab_set_resolution_and_file_data): Remove.
3775 (lto_symtab_register_decl): New function.
3776 (lto_symtab_get_identifier): Remove.
3777 (lto_symtab_get): New function.
3778 (lto_symtab_get_resolution): Adjust.
3779 (lto_symtab_get_identifier_decl): Remove.
3780 (lto_symtab_set_identifier_decl): Likewise.
3781 (lto_symtab_merge_decl): Rename to ...
3782 (lto_symtab_merge): ... this. Rewrite.
3783 (lto_symtab_merge_var): Remove.
3784 (lto_symtab_merge_fn): Likewise.
3785 (lto_symtab_prevailing_decl): Adjust.
3786 (lto_cgraph_replace_node): New function.
3787 (lto_symtab_merge_decls_2): Likewise.
3788 (lto_symtab_merge_decls_1): Likewise.
3789 (lto_symtab_fixup_var_decls): Likewise.
3790 (lto_symtab_resolve_symbols): Likewise.
3791 (lto_symtab_merge_decls): Likewise.
3792 (lto_symtab_prevailing_decl): Adjust.
3793 (lto_symtab_get_symtab_def): Remove.
3794 (lto_symtab_get_file_data): Likewise.
3795 (lto_symtab_clear_resolution): Adjust.
3796 (lto_symtab_clear_resolution): Likewise.
3797 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3798 (input_cgraph_1): Likewise.
3799 * lto-streamer-in.c (get_resolution): Do not provide fake
3800 symbol resolutions here.
3801 (deferred_global_decls): Remove.
3802 (lto_register_deferred_decls_in_symtab): Likewise.
3803 (lto_register_var_decl_in_symtab): Change signature, register
3804 variable via lto_symtab_register_decl.
3805 (lto_register_function_decl_in_symtab): Likewise.
3806 (lto_read_tree): Adjust.
3807 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3808 (lto_symtab_merge_var): Likewise.
3809 (lto_symtab_merge_fn): Likewise.
3810 (lto_symtab_register_decl): Declare.
3811 (lto_symtab_merge_decls): Likewise.
3813 2009-10-05 Richard Guenther <rguenther@suse.de>
3815 PR tree-optimization/23821
3816 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3817 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3818 simple IV increments.
3820 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3822 * config/arm/arm.c (arm_override_options): Really initialize
3823 flag_dwarf2_cfi_asm to 0.
3825 2009-10-05 Doug Kwan <dougkwan@google.com>
3827 PR rtl-optimization/41574
3828 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3829 floating point and we are not doing unsafe math optimizations.
3831 2009-10-03 Simon Baldwin <simonb@google.com>
3832 Cary Coutant <ccoutant@google.com>
3833 Rafael Espindola <espindola@google.com>
3834 Richard Guenther <rguenther@suse.de>
3835 Jan Hubicka <jh@suse.cz>
3836 Doug Kwan <dougkwan@google.com>
3837 H.J. Lu <hongjiu.lu@intel.com>
3838 Bill Maddox <maddox@google.com>
3839 Ryan Mansfield <rmansfield@qnx.com>
3840 Diego Novillo <dnovillo@google.com>
3841 Ollie Wild <aaw@google.com>
3842 Kenneth Zadeck <zadeck@naturalbridge.com>
3844 * lto-cgraph.c: New file.
3845 * lto-compress.c: New file.
3846 * lto-compress.h: New file.
3847 * lto-opts.c: New file.
3848 * lto-section-in.c: New file.
3849 * lto-section-out.c: New file.
3850 * lto-streamer-in.c: New file.
3851 * lto-streamer-out.c: New file.
3852 * lto-streamer.c: New file.
3853 * lto-streamer.h: New file.
3854 * lto-symtab.c: New file.
3855 * lto-wpa-fixup.c: New file.
3856 * lto-wrapper.c: New file.
3858 2009-10-03 Simon Baldwin <baldwin@google.com>
3859 Ben Elliston <bje@au.ibm.com>
3860 Rafael Espindola <espindola@google.com>
3861 Nathan Froyd <froydnj@codesourcery.com>
3862 Jan Hubicka <jh@suse.cz>
3863 Doug Kwan <dougkwan@google.com>
3864 Diego Novillo <dnovillo@google.com>
3865 Kenneth Zadeck <zadeck@naturalbridge.com>
3867 * Makefile.in (enable_lto): New.
3868 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3869 (LINKER_PLUGIN_API_H): Define.
3870 (LTO_SYMTAB_H): Define.
3871 (LTO_STREAMER_H): Define.
3872 (TREE_VECTORIZER_H): Define.
3873 (INCLUDES): Add LIBELFINC.
3874 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3875 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3876 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3877 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3878 (native): Add lto-wrapper$(exeext)
3879 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3880 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3881 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3882 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3883 (varasm.o): Add dependency on tree-iterator.h.
3884 (cgraph.o): Add dependency on cif-code.def.
3885 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3886 (ipa-pure-const.o): Likewise.
3887 (GTFILES): Add lto-symtab.c.
3888 (install-lto-wrapper): New.
3889 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3890 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3891 * config.in: Regenerate.
3893 2009-10-03 Rafael Espindola <espindola@google.com>
3894 Diego Novillo <dnovillo@google.com>
3896 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3897 ipa_write_summaries.
3898 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3900 (cgraph_optimize): Make extern.
3902 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3903 Kenneth Zadeck <zadeck@naturalbridge.com>
3905 * toplev.c (in_lto_p): Declare.
3906 * collect2.c (scan_prog_file): Read all the output when reading
3907 information for LTO.
3908 (enum lto_mode_d): Declare.
3910 2009-10-03 Richard Guenther <rguenther@suse.de>
3911 Diego Novillo <dnovillo@google.com>
3913 * gimple.c: Include target.h and alias.h.
3914 (gimple_types): Declare.
3915 (type_hash_cache): Declare.
3916 (gimple_alloc_stat): Make extern.
3917 (gimple_build_eh_must_not_throw): Call
3918 gimple_eh_must_not_throw_set_fndecl.
3919 (struct type_pair_d): Declare.
3920 (type_pair_t): Declare.
3921 (type_pair_hash): New.
3922 (type_pair_eq): New.
3923 (lookup_type_pair): New.
3924 (gimple_force_type_merge): New.
3925 (compare_type_names_p): New.
3926 (compare_field_offset): New.
3927 (gimple_types_compatible_p): New.
3928 (struct sccs): Declare.
3929 (next_dfs_num): Declare.
3930 (iterative_hash_gimple_type): New.
3932 (iterative_hash_type_name): New.
3933 (iterative_hash_gimple_type): New.
3934 (gimple_type_hash): New.
3935 (gimple_type_eq): New.
3936 (gimple_register_type): New.
3937 (print_gimple_types_stats): New.
3938 (gimple_signed_or_unsigned_type): New.
3939 (gimple_unsigned_type): New.
3940 (gimple_signed_type): New.
3941 (gimple_get_alias_set): New.
3942 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3943 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3944 (gimple_force_type_merge): Declare.
3945 (gimple_types_compatible_p): Declare.
3946 (gimple_register_type): Declare.
3947 (print_gimple_types_stats): Declare.
3948 (gimple_unsigned_type): Declare.
3949 (gimple_signed_type): Declare.
3950 (gimple_get_alias_set): Declare.
3951 (gimple_eh_must_not_throw_set_fndecl): New.
3953 2009-10-03 Jan Hubicka <jh@suse.cz>
3954 Kenneth Zadeck <zadeck@naturalbridge.com>
3956 * ipa-pure-const.c: Include lto-streamer.h.
3957 (register_hooks): Factor out of ...
3958 (generate_summary): ... here.
3959 (pure_const_write_summary): New.
3960 (pure_const_read_summary): New.
3961 (pass_ipa_pure_const): Add pure_const_write_summary and
3962 pure_const_read_summary.
3963 * ipa-reference.c: Include lto-streamer.h.
3964 (add_new_function): New.
3965 (remove_node_data): New.
3966 (duplicate_node_data): New.
3967 (ipa_init): Guard against multiple calls.
3968 Move hook setup from analyze_function.
3969 (write_node_summary_p): New.
3970 (ipa_reference_write_summary): New.
3971 (ipa_reference_read_summary): New.
3972 (pass_ipa_reference): Add ipa_reference_write_summary and
3973 ipa_reference_read_summary.
3974 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3975 (struct cgraph_edge): Add fields lto_stmt_uid and
3976 call_stmt_cannot_inline_p.
3977 (cgraph_optimize): Declare.
3978 (cgraph_decide_is_function_needed): Declare.
3979 (reset_inline_failed): Declare.
3980 (enum LTO_cgraph_tags): Declare.
3981 (LTO_cgraph_tag_names): Declare.
3982 (LCC_NOT_FOUND): Define.
3984 2009-10-03 Doug Kwan <dougkwan@google.com>
3985 Rafael Espindola <espindola@google.com>
3986 Jan Hubicka <jh@suse.cz>
3987 Diego Novillo <dnovillo@google.com>
3988 Kenneth Zadeck <zadeck@naturalbridge.com>
3990 * passes.c (all_regular_ipa_passes): New.
3991 (all_ipa_passes): Rename to all_small_ipa_passes.
3992 (init_optimization_passes): Init all_regular_ipa_passes.
3993 * tree-pass.h (all_regular_ipa_passes): New.
3994 (all_ipa_passes): Rename to all_small_ipa_passes.
3995 * passes.c (all_lto_gen_passes): New.
3996 (init_optimization_passes): Initialize all_lto_gen_passes.
3997 (execute_ipa_summary_passes): Make non-static.
3998 (ipa_write_summaries_1): New.
3999 (ipa_write_summaries_2): New.
4000 (ipa_write_summaries): New.
4001 (ipa_write_summaries_of_cgraph_node_set): New.
4002 (ipa_read_summaries_1): New.
4003 (ipa_read_summaries): New.
4004 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4005 (execute_regular_ipa_pass_list): Remove.
4006 (init_optimization_passes): Schedule
4007 pass_rebuild_cgraph_edges and pass_early_inline outside
4008 of pass_all_early_optimizations. Document reason.
4009 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4010 pass_ipa_lto_finish_out): New pass.
4011 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4012 (execute_all_ipa_transforms): New.
4013 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4014 (dump_properties, debug_properties): New.
4015 * tree-optimize.c (gate_all_early_local_passes): Return
4016 false if we are in lto1.
4017 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4018 * tree-pass.h (execute_all_ipa_transforms): Declare.
4019 (pass_ipa_function_and_variable_visibility): Declare.
4020 (pass_ipa_early_inline): Declare.
4021 (pass_ipa_lto_gimple_out): Declare.
4022 (pass_ipa_lto_wpa_fixup): Declare.
4023 (pass_ipa_lto_finish_out): Declare.
4024 (all_small_ipa_passes, all_regular_ipa_passes,
4025 all_lto_gen_passes): Declare.
4026 (execute_ipa_summary_passes): Declare.
4027 (execute_all_ipa_transforms): Declare.
4028 (ipa_write_summaries): Declare
4029 (ipa_write_summaries_of_cgraph_node_set): Declare.
4030 (ipa_read_summaries): Declare.
4032 2009-10-03 Doug Kwan <dougkwan@google.com>
4033 Ollie Wild <aaw@google.com>
4035 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4037 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4038 (lto_mode): New variable.
4039 (maybe_run_lto_and_relink): Handle the -fwpa option.
4040 (main): Handle the -fwpa option.
4041 (maybe_unlink_list): New function.
4042 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4043 * common.opt (flto): New flag.
4044 * toplev.c (flag_generate_lto): Declare.
4046 2009-10-03 Simon Baldwin <simonb@google.com>
4048 * common.opt (flto-compression-level): New flag.
4050 * opts.c: Include lto-opts.h.
4051 (handle_option): Call lto_register_user_option for each
4052 valid option handled.
4053 (decode_options): Clear registered options before the options
4056 2009-10-03 Cary Coutant <ccoutant@google.com>
4058 * collect2.c (is_elf): New function.
4059 (scan_prog_file): Require LTO object to be in ELF format.
4061 2009-10-03 Rafael Espindola <espindola@google.com>
4063 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4064 libgcc to the linker.
4066 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4068 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4069 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4071 * collect2.h (collect_execute): Add flags argument.
4072 * tlink.c (tlink_execute): Update call to collect_execute.
4073 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4074 (use_linker_plugin): New.
4075 (use_linker_plugin_spec_function): New.
4076 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4077 (linker_plugin_file_spec): New.
4078 (lto_wrapper_spec): New.
4079 (lto_gcc_spec): New.
4080 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4081 (static_spec_functions): Add use-linker-plugin.
4082 (process_command): Handle -use-linker-plugin.
4083 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4084 linker_plugin_file_spec and lto_gcc_spec.
4085 (use_linker_plugin_spec_function): New.
4087 2009-10-03 Richard Guenther <rguenther@suse.de>
4091 * tree.h (is_lang_specific): Include LANG_TYPE.
4092 * tree.c (find_decls_types_r): Manually add interesting parts
4093 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4095 * gimple.c (type_pair_hash): Make symmetric.
4096 (type_pair_eq): Likewise.
4097 (lookup_type_pair): Increase initial hashtable size.
4098 (gimple_force_type_merge): Rely on type-pair symmetry.
4099 (visit): Remove excessive checking code.
4100 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4101 (gimple_register_type): Remove getenv calls, shrink initial
4105 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4106 inline functions if not generating lto output.
4109 * toplev.c (finalize): In WPA mode remove the asm file.
4111 2009-10-03 Doug Kwan <dougkwan@google.com>
4113 * ipa-inline.c (cgraph_mark_inline): Check
4114 edge->call_stmt_cannot_inline_p instead of calling
4115 gimple_call_cannot_inline_p.
4116 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4117 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4118 (inline_generate_summary): Do nothing in LTRANS.
4119 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4120 exists before calling gimple_call_cannot_inline_p.
4121 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4122 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4123 Update new_edge->lto_stmt_uid.
4124 * cgraphbuild.c (reset_inline_failed): New.
4126 * common.opt (fwpa): New flag.
4127 (fltrans): New option.
4128 * gcc.c (gcc_lto_option_t): New type.
4129 (current_lto_option): New variable.
4130 (lto_single_spec_function): Remove and is replaced by ..
4131 (lto_option_spec_function): New function.
4132 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4133 passing the -flto flag.
4134 (cc1_options): Separate non-LTO related parts into ..
4135 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4136 (lto1_options): New spec for lto FE.
4137 (link_lto_options): New spec for handling LTO flags in linker.
4138 (invoke_lto_single): Re-format to fit in 80 column. Replace
4139 lto-single with lto-option.
4140 (static_specs): Add cc1_non_lto_options, lto1_options and
4142 (static_spec_function): Replace lto-single with lto-option.
4143 (process_command): Handle -flto, -fwpa and -fltran by setting
4144 current_lto_option and not passing it to subprocess unconditionally.
4146 2009-10-03 Bill Maddox <maddox@google.com>
4148 Add `gcc' driver support for link-time code generation (LTO).
4150 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4151 (lto_flag, lto_objects, lto_o_file): New variables.
4152 (struct lto_object, struct lto_object_list): New structures.
4153 (collect_exit, handler): Remove LTO temporary output file on exit.
4154 (add_lto_object): New function.
4155 (maybe_run_lto_and_relink): New function. Perform link time code
4156 generation and relinking for object files containing LTO information.
4157 (main): Invoke maybe_run_lto_and_relink().
4158 (dump_argv): New function. For debugging, currently disabled.
4159 (scan_prog_file): Add LTO information pass.
4160 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4162 * toplev.c (compile_file): Emit assembler directive to create
4163 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4165 2009-10-03 Diego Novillo <dnovillo@google.com>
4167 * c.opt: Add LTO to warn_abi and warn_psabi.
4169 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4170 inline function. Ignore language-specific nodes. Update all users.
4171 (find_decls_types_r): Do not traverse the subtrees of
4172 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4173 * tree.h (is_lang_specific): New.
4174 * langhooks.h (struct lang_hooks_for_decls): Remove
4175 may_need_assembler_name_p. Update all users.
4177 * c-common.c (set_builtin_user_assembler_name): Move ...
4178 * builtins.c (set_builtin_user_assembler_name): ... here.
4179 (is_builtin_name): Add comment
4180 (is_builtin_fn): New.
4181 * except.c (output_ttype): Only call
4182 lookup_type_for_runtime if TYPE is not a runtime type.
4184 * passes.c (register_pass): Call position_pass on
4185 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4186 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4187 (TV_IPA_LTO_DECL_IO): Define.
4188 (TV_IPA_LTO_CGRAPH_IO): Define.
4190 (TV_WHOPR_WPA): Define.
4191 (TV_WHOPR_WPA_IO): Define.
4192 (TV_WHOPR_LTRANS): Define.
4193 (TV_WHOPR_WPA_FIXUP): Define.
4194 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4195 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4196 * tree-flow.h (tree_node_can_be_shared): Declare.
4197 * tree-inline.c (tree_can_inline_p): Check that E has a
4198 statement associated with it.
4199 * tree.c (free_lang_data_in_binf): Factor out of ...
4200 (free_lang_data_in_type): ... here.
4201 Call RECORD_OR_UNION_TYPE_P.
4202 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4203 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4204 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4205 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4206 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4207 (gate_free_lang_data): Return true if flag_generate_lto is set.
4208 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4209 * c-common.h (set_builtin_user_assembler_name): Move ...
4210 * tree.h (set_builtin_user_assembler_name): ... here.
4212 * common.opt (flto-report): New flag.
4213 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4214 * collect2.c (scan_prog_file): Send the error output of
4215 'nm' to HOST_BIT_BUCKET.
4217 2009-10-03 Ollie Wild <aaw@google.com>
4219 * langhooks-def.h (lhd_begin_section): New function declaration.
4220 (lhd_write_section): New function declaration.
4221 (lhd_end_section): New function declaration.
4222 (LANG_HOOKS_BEGIN_SECTION): New macro.
4223 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4224 (LANG_HOOKS_END_SECTION): New macro.
4225 (LANG_HOOKS_LTO): New macro.
4226 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4227 * langhooks.c (output.h): Add include.
4228 (saved_section): New static variable.
4229 (lhd_begin_section): New function.
4230 (lhd_write_section_data): New function.
4231 (lhd_end_section): New function.
4232 * langhooks.h (struct lang_hooks_for_lto): New structure.
4233 (struct lang_hooks): Add member lto.
4234 * Makefile.in (langhooks.o): Add dependency on output.h.
4236 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4238 2009-10-03 Richard Guenther <rguenther@suse.de>
4240 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4243 2009-10-03 Simon Baldwin <simonb@google.com>
4244 Richard Guenther <rguenther@suse.de>
4245 Janis Johnson <janis187@us.ibm.com>
4246 Doug Kwan <dougkwan@google.com>
4247 Diego Novillo <dnovillo@google.com>
4248 Ramana Radhakrishnan <ramana.r@gmail.com>
4249 Ollie Wild <aaw@google.com>
4251 * doc/install.texi: Add documentation for libelf and --enable-lto.
4252 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4253 -flto-report, -flto-compression-level and -use-linker-plugin.
4254 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4255 Add section for LTO Testing.
4257 2009-10-02 Cary Coutant <ccoutant@google.com>
4259 Add support for comdat type sections for DWARF v4.
4260 Merge from dwarf4 branch.
4262 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4263 (dw_die_ref): Define vector type.
4264 (enum dw_val_class): Add dw_val_class_data8.
4265 (struct dw_val_struct): Add v.val_data8.
4266 (comdat_type_node_ref): New type.
4267 (struct die_struct): Move die_symbol into a union; add new field
4268 die_type_node. Change all uses.
4269 (comdat_type_node): New type.
4270 (skeleton_chain_node): New type.
4271 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4272 (comdat_type_list): New variable.
4273 (dwarf_tag_name): Add DW_TAG_type_unit.
4274 (dwarf_attr_name): Add DW_AT_signature.
4275 (add_AT_data8): New function.
4276 (replace_child): New function.
4277 (move_all_children): New function.
4278 (print_signature): New function.
4279 (print_die): Print signature information; add dw_val_class_data8.
4280 (attr_checksum): Support dw_val_class_data8.
4281 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4282 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4283 (checksum_sleb128, checksum_uleb128): New functions.
4284 (checksum_die_context): New function.
4285 (loc_checksum_ordered): New function.
4286 (attr_checksum_ordered): New function.
4287 (struct checksum_attributes): New structure.
4288 (collect_checksum_attributes): New function.
4289 (die_checksum_ordered): New function.
4290 (generate_type_signature): New function.
4291 (same_dw_val_p): Add dw_val_class_data8.
4292 (is_symbol_die): Use new is_declaration_die function.
4293 (is_declaration_die): New function.
4294 (should_move_die_to_comdat): New function.
4295 (clone_die): New function.
4296 (clone_tree): New function.
4297 (clone_as_declaration): New function.
4298 (copy_declaration_context): New function.
4299 (generate_skeleton_ancestor_tree): New function.
4300 (generate_skeleton_bottom_up): New function.
4301 (generate_skeleton): New function.
4302 (remove_child_or_replace_with_skeleton): New function.
4303 (break_out_comdat_types): New function.
4304 (struct decl_table_entry): New type.
4305 (htab_decl_hash): New function.
4306 (htab_decl_eq): New function.
4307 (htab_decl_del): New function.
4308 (copy_ancestor_tree): New function.
4309 (copy_decls_walk): New function.
4310 (copy_decls_for_unworthy_types): New function.
4311 (build_abbrev_table): Don't assert on missing die_symbol when doing
4312 comdat type sections.
4313 (size_of_die): Use DW_FORM_sig8 for external references. Add
4315 (unmark_dies): Don't assert for unmarked dies when doing comdat
4317 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4318 (output_signature): New function.
4319 (output_die): Likewise.
4320 (output_compilation_unit_header): Mark output as DWARF version 3
4321 even if generating DWARF 4.
4322 (output_comdat_type_unit): New function.
4323 (output_line_info): Mark output as DWARF version 3 even if generating
4325 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4327 (dwarf2out_end_source_file): Likewise.
4328 (prune_unused_types_walk_attribs): Don't follow references into
4329 comdat type sections.
4330 (prune_unused_types_mark): When generating type units, do not mark
4331 children of non-defining declarations of types; do mark children of
4333 (prune_unused_types): Process comdat type sections.
4334 (htab_ct_hash): New function.
4335 (htab_ct_eq): New function.
4336 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4337 Add a pointer to the line table from type unit entries so
4338 DW_AT_decl_file has meaning.
4339 * varasm.c (default_elf_asm_named_section): Use identifier name as
4340 comdat key instead of lang hook.
4342 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4344 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4346 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4348 * config/i386/i386.md (SWIM248): New mode iterator.
4349 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4350 divmodhi4 patterns using SWIM248 macro.
4351 (*divmod<mode>4): Macroize insn_and_split pattern from
4352 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4353 and their corresponding splitters usign SWIM248 macro. Split SImode
4354 insn to generate cltd and DImode insn to generate cqto instead of
4355 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4356 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4357 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4358 *divmodsi_noext patterns using SWIM248 macro.
4359 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4360 udivmodhi4 patterns using SWIM248 macro.
4361 (*udivmod<mode>4): Macroize insn_and_split pattern from
4362 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4363 corresponding splitters using SWIM248 macro.
4364 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4365 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4367 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4369 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4370 of zero-sized element is zero-sized regardless of its extent.
4372 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4375 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4376 * configure: Regenerated.
4377 * config.in: Regenerated.
4378 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4379 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4380 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4381 not emitting .eh_frame, emit .cfi_sections .debug_frame
4386 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4387 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4389 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4390 vars use DECL_RTL with resetting it back to NULL afterwards.
4391 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4392 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4393 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4394 the attribute type allows it, otherwise use DW_FORM_dataN.
4395 (mem_loc_descriptor): Handle CONST_STRING.
4396 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4397 Handle MEM with CONST_STRING address using add_AT_string.
4398 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4399 CONST_STRING for const arrays initialized with a string literal.
4400 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4401 (dwarf2out_finish): Call resolve_addr.
4403 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4404 Maxim Kuvyrkov <maxim@codesourcery.com>
4406 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4408 2009-10-02 Nick Clifton <nickc@redhat.com>
4410 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4411 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4413 2009-10-01 Jan Hubicka <jh@suse.cz>
4415 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4416 (cgraph_create_virtual_clone): Just pass redirect_callers
4418 * cgraph.h (cgraph_clone_node): Update prototype.
4419 * ipa-pure-const.c (self_recursive_p): New function.
4420 (propagate): Use it.
4421 * ipa-inline.c (cgraph_clone_inlined_nodes,
4422 cgraph_decide_recursive_inlining): Update.
4424 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4426 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4427 instructions for TARGET_OCTEON.
4429 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4431 * config/arm/arm.c (arm_override_options): Turn off
4432 flag_dwarf2_cfi_asm for AAPCS variants.
4434 2009-10-01 Martin Jambor <mjambor@suse.cz>
4437 * tree-sra.c (convert_callers): Do not call
4438 compute_inline_parameters on one caller more than once.
4440 2009-10-01 Nick Clifton <nickc@redhat.com>
4442 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4443 an empty string if not already defined.
4445 2009-10-01 Martin Jambor <mjambor@suse.cz>
4448 * tree-sra.c (is_va_list_type): New function.
4449 (find_var_candidates): Call is_va_list_type.
4450 (find_param_candidates): Check that the type or the type pointed
4451 to are not va_list types.
4453 2009-10-01 Martin Jambor <mjambor@suse.cz>
4456 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4457 DECL_ARTIFICIAL (param_decl) is true.
4459 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4461 * tree.h (tree_decl_common::lang_flag_8): New.
4462 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4464 * c-common.h (RID_CONSTEXPR): New.
4466 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4468 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4469 Use ref-all pointers.
4470 (alpha_gimplify_va_arg): Ditto.
4472 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4475 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4476 before insn counting loop now that BB_END (bb) is counted. Ensure
4477 the return value isn't zero.
4479 2009-09-30 Nick Clifton <nickc@redhat.com>
4481 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4482 with separate definitions of c_target_objs and cxx_target_objs.
4483 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4485 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4486 sh_symbian_import_export_class.
4487 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4488 * config/sh/symbian.c: Delete, moving code into...
4489 * config/sh/symbian-base.c: ... here
4490 * config/sh/symbian-c.c: ... and here
4491 * config/sh/symbian-cxx.c: ... and here.
4493 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4496 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4497 of plus RTX into register.
4499 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4501 * doc/install.texi: Linguistic and markup fixes.
4502 (Configuration) <--disable-cpp>: Remove description.
4503 <--enable-maintainer-mode>: Autotools files are affected, too.
4504 <--with-sysroot>: Improve description.
4505 (Building): Bump required GNU make version.
4507 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4509 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4510 (x86_64-*-*): Ditto.
4512 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4513 intrinisics for FMA4.
4514 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4515 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4516 Add FMA4 check and fma4intrin.h.
4517 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4519 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4520 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4521 constant for FMA4 support.
4522 (UNSPEC_FMA4_FMADDSUB): Ditto.
4523 (UNSPEC_FMA4_FMSUBADD): Ditto.
4524 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4525 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4526 (ix86_expand_fma4_multiple_memory): Ditto.
4527 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4528 (OPTION_MASK_ISA_FMA4_UNSET): New.
4529 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4530 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4531 (ix86_handle_option): Handle -mfma4.
4532 (isa_opts): Handle -mfma4.
4533 (enum pta_flags): Add PTA_FMA4.
4534 (override_options): Add FMA4 support.
4535 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4536 (IX86_BUILTIN_VFMADDSD): Ditto.
4537 (IX86_BUILTIN_VFMADDPS): Ditto.
4538 (IX86_BUILTIN_VFMADDPD): Ditto.
4539 (IX86_BUILTIN_VFMSUBSS): Ditto.
4540 (IX86_BUILTIN_VFMSUBSD): Ditto.
4541 (IX86_BUILTIN_VFMSUBPS): Ditto.
4542 (IX86_BUILTIN_VFMSUBPD): Ditto.
4543 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4544 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4545 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4546 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4547 (IX86_BUILTIN_VFNMADDSS): Ditto.
4548 (IX86_BUILTIN_VFNMADDSD): Ditto.
4549 (IX86_BUILTIN_VFNMADDPS): Ditto.
4550 (IX86_BUILTIN_VFNMADDPD): Ditto.
4551 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4552 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4553 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4554 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4555 (IX86_BUILTIN_VFMADDPS256): Ditto.
4556 (IX86_BUILTIN_VFMADDPD256): Ditto.
4557 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4558 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4559 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4560 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4561 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4562 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4563 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4564 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4565 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4566 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4567 (enum multi_arg_type): New enum for describing the various FMA4
4568 intrinsic argument types.
4569 (bdesc_multi_arg): New table for FMA4 intrinsics.
4570 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4571 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4573 (ix86_expand_builtin): Add FMA4 intrinsic support.
4574 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4575 operand instructions.
4576 (ix86_expand_fma4_multiple_memory): New function to split the
4577 second memory reference from FMA4 instructions.
4578 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4579 (ssemodesuffixf2s): Ditto.
4580 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4582 (fma4_fmsub<mode>4): Ditto.
4583 (fma4_fnmadd<mode>4): Ditto.
4584 (fma4_fnmsub<mode>4): Ditto.
4585 (fma4_vmfmadd<mode>4): Ditto.
4586 (fma4_vmfmsub<mode>4): Ditto.
4587 (fma4_vmfnmadd<mode>4): Ditto.
4588 (fma4_vmfnmsub<mode>4): Ditto.
4589 (fma4_fmadd<mode>4256): Ditto.
4590 (fma4_fmsub<mode>4256): Ditto.
4591 (fma4_fnmadd<mode>4256): Ditto.
4592 (fma4_fnmsub<mode>4256): Ditto.
4593 (fma4_fmaddsubv8sf4): Ditto.
4594 (fma4_fmaddsubv4sf4): Ditto.
4595 (fma4_fmaddsubv4df4): Ditto.
4596 (fma4_fmaddsubv2df4): Ditto.
4597 (fma4_fmsubaddv8sf4): Ditto.
4598 (fma4_fmsubaddv4sf4): Ditto.
4599 (fma4_fmsubaddv4df4): Ditto.
4600 (fma4_fmsubaddv2df4): Ditto.
4601 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4602 instructions for intrinsics.
4603 (fma4i_fmsub<mode>4): Ditto.
4604 (fma4i_fnmadd<mode>4): Ditto.
4605 (fma4i_fnmsub<mode>4): Ditto.
4606 (fma4i_vmfmadd<mode>4): Ditto.
4607 (fma4i_vmfmsub<mode>4): Ditto.
4608 (fma4i_vmfnmadd<mode>4): Ditto.
4609 (fma4i_vmfnmsub<mode>4): Ditto.
4610 (fma4i_fmadd<mode>4256): Ditto.
4611 (fma4i_fmsub<mode>4256): Ditto.
4612 (fma4i_fnmadd<mode>4256): Ditto.
4613 (fma4i_fnmsub<mode>4256): Ditto.
4614 (fma4i_fmaddsubv8sf4): Ditto.
4615 (fma4i_fmaddsubv4sf4): Ditto.
4616 (fma4i_fmaddsubv4df4): Ditto.
4617 (fma4i_fmaddsubv2df4): Ditto.
4618 (fma4i_fmsubaddv8sf4): Ditto.
4619 (fma4i_fmsubaddv4sf4): Ditto.
4620 (fma4i_fmsubaddv4df4): Ditto.
4621 (fma4i_fmsubaddv2df4): Ditto.
4623 * doc/invoke.texi (-mfma4): Add documentation.
4624 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4626 2009-09-29 Richard Henderson <rth@redhat.com>
4628 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4629 an edge to the new destination block.
4631 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4634 * pa.c (hppa_profile_hook): Use
4635 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4637 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4638 Alexander Monakov <amonakov@ispras.ru>
4641 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4642 (not_postinc_memory_operand): New.
4643 (not_postinc_move_operand): New.
4644 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4645 (*cmovsi_internal): Ditto.
4647 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4649 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4650 restrict issue_rate in first pass when scheduling for register
4653 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4654 Rafael Avila de Espindola <espindola@google.com>
4656 * gengtype.c (plugin_output): New.
4657 (get_output_file_with_visibility): Return plugin_output for plugins.
4658 (main): Parse and use the -P option.
4659 * gty.texi: Update the command line format.
4661 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4664 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4666 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4667 out if !const_ok_for_output.
4670 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4671 case VAR_LOCATION>: Remove gcc_unreachable ().
4673 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4675 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4676 (x86_64-*-*): Ditto.
4677 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4678 back to smmintrin.h.
4679 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4680 * config/i386/x86intrin.h: Remove SSE5.
4681 * config/i386/mmintrin-common.h: Delete file.
4682 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4684 2009-09-29 Richard Guenther <rguenther@suse.de>
4686 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4687 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4689 2009-09-29 Nick Clifton <nickc@redhat.com>
4691 * function.c (current_function_name): If there is no current
4692 function just return "<none>".
4694 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4696 * tree-pass.h (register_pass_info): New structure.
4697 (pass_positioning_ops): Move enum from gcc-plugin.h.
4698 (register_pass): New function.
4699 * gcc-plugin.h (plugin_pass): Delete structure.
4700 (pass_positioning_ops): Delete enum.
4701 * plugin.c (regsiter_pass): Delete function.
4702 (position_pass): Delete function.
4703 (added_pass_nodes): Delete variable.
4704 (prev_added_pass_nodes): Delete variable.
4705 (pass_list_node): Delete structure.
4706 * passes.c (make_pass_instance): New function.
4707 (next_pass_1): Change to call make_pass_instance.
4708 (pass_list_node): Move structure from gcc-plugin.h.
4709 (added_pass_nodes): Move variable from plugin.c.
4710 (prev_added_pass_nodes): Move variable from plugin.c.
4711 (position_pass): New function.
4712 (register_pass): New function.
4714 2009-09-28 Easwaran Raman <eraman@google.com>
4716 * ifcvt.c (noce_try_abs): Recognize pattern and call
4717 expand_one_cmpl_abs_nojump.
4718 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4719 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4721 2009-09-28 Ian Lance Taylor <iant@google.com>
4724 * c-opts.c (c_common_handle_option): Don't set
4725 warn_jump_misses_init for -Wall.
4726 * doc/invoke.texi (Warning Options): Update documentation.
4728 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4730 * Makefile.in ($(out_object_file)): Depend on
4731 gt-$(basename $(notdir $(out_file))).h.
4733 2009-09-28 Richard Henderson <rth@redhat.com>
4735 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4736 * except.c (gen_eh_region): Set it.
4737 (duplicate_eh_regions_1): Copy it.
4738 * tree-eh.c (lower_resx): Use it to determine which function
4741 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4742 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4743 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4744 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4745 BUILT_IN_CXA_END_CLEANUP if necessary.
4747 * c-common.c (c_define_builtins): Update call to
4748 build_common_builtin_nodes.
4750 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4752 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4754 2009-09-28 Michael Matz <matz@suse.de>
4756 * builtins.c (interclass_mathfn_icode): New helper.
4757 (expand_builtin_interclass_mathfn): Use it here, and split folding
4759 (fold_builtin_interclass_mathfn): ... this new folder.
4760 (build_call_nofold_loc): New static helper.
4761 (build_call_nofold): New wrapper macro for above.
4762 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4763 (expand_builtin_pow): Ditto.
4764 (expand_builtin_memset_args): Ditto.
4765 (expand_builtin_printf): Ditto.
4766 (expand_builtin_fprintf): Ditto.
4767 (expand_builtin_sprintf): Ditto.
4768 (expand_builtin_memory_chk): Ditto.
4769 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4770 (expand_builtin_stpcpy): Ditto.
4771 (expand_builtin_strcmp): Ditto.
4772 (expand_builtin_strncmp): Ditto.
4773 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4774 (expand_builtin_strcpy_args): Don't call folders.
4775 (expand_builtin_memcmp): Ditto.
4776 (expand_builtin_strncpy): Ditto, and use target.
4777 (expand_builtin_memcpy): Ditto.
4778 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4779 expand_builtin_strpbrk, expand_builtin_memmove,
4780 expand_builtin_memmove_args, expand_builtin_bcopy,
4781 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4782 expand_builtin_strspn, expand_builtin_strcspn,
4783 expand_builtin_fputs): Remove these.
4784 (expand_builtin): Don't call the above, change calls to other
4785 expanders that changed prototype.
4786 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4787 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4788 fold_builtin_interclass_mathfn.
4789 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4790 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4792 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4793 * passes.c (init_optimization_passes): Move pass_fold_builtins
4794 after last phiopt pass.
4795 * tree-inline.c (fold_marked_statements): When folding builtins
4796 iterate over all instruction potentially generated.
4797 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4799 (fold_gimple_call): Use it to always fold calls (into potentially
4800 multiple instructions).
4801 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4802 calls into zero at this time.
4803 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4804 statements generated by builtin folding.
4806 2009-09-28 Nick Clifton <nickc@redhat.com>
4808 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4810 2009-09-28 Duncan Sands <baldrick@free.fr>
4812 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4813 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4814 (register_callback): Dispatch it.
4815 (invoke_plugin_callbacks): Incorporate in sanity check.
4816 * ggc.h (ggc_register_cache_tab): Add declaration.
4817 * ggc-common.c (ggc_register_root_tab): Simplify.
4818 (const_ggc_cache_tab_t): New typedef.
4819 (extra_cache_vec): New vector of dynamically added cache tables.
4820 (ggc_register_cache_tab): New function.
4821 (ggc_scan_cache_tab): New function.
4822 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4823 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4825 2009-09-27 Richard Henderson <rth@redhat.com>
4827 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4828 which we remove __builtin_stack_restore.
4830 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4832 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4833 to test for GRD_INVARIANT.
4834 (simple_rhs_p): Anything that's function_invariant_p is fine.
4836 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4838 * gengtype.c (main): Use plunge_files instead of plugin_output.
4840 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4841 Rafael Avila de Espindola <espindola@google.com>
4843 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4844 Don't print pch related info if it is false.
4845 (main): Don't print pch info in plugin mode.
4847 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4849 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4850 with dw_val_class_const_double.
4851 (struct dw_val_struct): Replace val_long_long with val_double and
4852 adjust for above change.
4853 (output_loc_operands): Likewise.
4854 (add_AT_long_long): Rename into...
4855 (add_AT_double): ...this.
4856 (print_die): Replace dw_val_class_long_long with
4857 dw_val_class_const_double and adjust.
4858 (attr_checksum): Likewise.
4859 (same_dw_val_p): Likewise.
4860 (size_of_die): Likewise.
4861 (value_format): Likewise.
4862 (output_die): Likewise.
4863 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4864 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4865 instead of add_AT_long_long.
4866 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4867 value with the precision of its type.
4869 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4872 * c-typeck.c (build_conditional_expr): Use the readonly and
4873 volatile flags of the operand types, not of the operands itself.
4875 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4877 * collect2.c (main): Look for -brtl before adding libraries.
4879 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4881 * config.gcc: Update OpenBSD targets.
4882 * config/openbsd-stdint.h: New file.
4883 * config/openbsd-libpthread.h: New file.
4884 * config/openbsd.h: Update and break out LIB_SPEC definition.
4885 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4886 * config/i386/openbsdelf.h: Correct types.
4887 * config/m68k/openbsd.h: Likewise.
4888 * config/mips/openbsd.h: Likewise.
4889 * config/vax/openbsd.h: Likewise.
4891 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4893 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4894 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4895 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4896 of the length and zero.
4898 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4900 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4901 (FLAGS_H): Add options.h $(REAL_H).
4902 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4903 (TREE_VECTORIZER_H): New.
4904 (EBITMAP_H): Renamed from EBIMAP_H.
4905 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4906 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4907 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4908 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4909 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4910 (graphite-clast-to-gimple.o, graphite-dependences.o)
4911 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4912 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4913 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4914 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4915 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4916 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4917 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4918 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4919 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4920 updated and fixed as per above changes and per
4921 check_makefile_deps.sh output.
4924 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4925 * configure: Regenerate.
4927 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4929 * doc/install.texi: Update minimum MPC version to 0.7.
4931 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4933 * doc/install.texi (Binaries): Remove reference to the binary
4934 distribution CD-ROM from the FSF.
4936 2009-09-26 Michael Matz <matz@suse.de>
4940 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4941 that are mentioned in the body.
4943 2009-09-26 Michael Matz <matz@suse.de>
4945 PR tree-optimization/41454
4946 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4947 (tree_ssa_dominator_optimize): Don't allocate and free it.
4948 (dom_opt_leave_block): Don't iterate over it.
4949 (eliminate_redundant_computations): Don't return a value.
4950 (cprop_operand, cprop_into_stmt): Ditto.
4951 (optimize_stmt): Don't defer updating stmts.
4953 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4955 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4956 generic_parameter_die, template_parameter_pack_die,
4957 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4958 renaming DW_TAG_formal_parameter_pack and
4959 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4960 and DW_TAG_GNU_template_parameter_pack.
4962 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4964 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4965 * config/v850/v850.c (v850_function_value): New function.
4966 (TARGET_FUNCTION_VALUE): Define.
4968 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4970 * tree-vect-stmts.c (vectorizable_call): Call
4971 mark_symbols_for_renaming after vect_finish_stmt_generation.
4973 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4974 to loc_descriptor_from_tree.
4975 (add_location_or_const_value_attribute): Pass 0 instead of 2
4976 for decl_by_reference_p decls.
4978 2009-09-25 Richard Guenther <rguenther@suse.de>
4981 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4984 2009-09-25 Ben Elliston <bje@au.ibm.com>
4986 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4989 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4991 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4992 form of instruction.
4994 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4997 * fold-const.c (const_binop): Handle complex int division.
4998 * tree-complex.c (expand_complex_div_straight,
4999 expand_complex_div_wide): Update comments.
5001 2009-09-24 DJ Delorie <dj@redhat.com>
5004 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5005 (reg_class): Likewise.
5006 (REG_CLASS_NAMES): Likewise.
5007 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5008 (m32c_override_options): Disable -fivopts for M32C.
5010 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5012 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5013 Delete VSX load/store with update support.
5014 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5015 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5019 (VStype_load_update): Ditto.
5020 (VStype_store_update): Ditto.
5021 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5022 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5024 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5025 load/store with update builtins.
5027 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5029 * libgcc2.c (L_trampoline): Prototype for getpagesize
5030 and mprotect in WINNT case.
5032 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5034 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5035 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5036 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5037 'outgoing' argument.
5038 (TARGET_FUNCTION_VALUE): Define.
5040 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5042 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5044 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5047 * common.opt: Initialize dwarf_strict to -1.
5048 * toplev.c (process_options): Catch unset dwarf_strict
5049 and set to 0 for all targets not overriding.
5050 * config/darwin.c (darwin_override_options): Catch unset
5051 dwarf_strict and override to 1.
5053 2009-09-24 Jeff Law <law@redhat.com>
5055 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5057 2009-09-24 Richard Guenther <rguenther@suse.de>
5059 PR tree-optimization/36143
5060 PR tree-optimization/38747
5061 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5062 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5064 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5067 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5068 return false instead of gcc_unreachable (). For CONST return the
5069 value returned by recursive call instead of always returning true.
5070 (tree_add_const_value_attribute): Return the value returned by
5071 add_const_value_attribute instead of always returning true if rtl
5074 2009-09-23 Justin Seyster <jrseys@gmail.com>
5076 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5078 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5080 * cgraphunit.c (cgraph_lower_function): Revert last change.
5081 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5082 instead of DECL_NO_STATIC_CHAIN.
5083 * tree-cfg.c (verify_gimple_call): Likewise.
5084 * tree-nested.c (get_chain_decl, get_chain_field,
5085 convert_tramp_reference_op, convert_gimple_call): Likewise.
5086 (convert_all_function_calls): Likewise. Always set or clear
5087 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5088 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5089 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5091 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5092 DECL_NO_STATIC_CHAIN.
5093 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5094 instead of DECL_NO_STATIC_CHAIN.
5095 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5096 decl_function_context.
5097 * varasm.c (initializer_constant_valid_p): Likewise.
5098 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5099 (DECL_STATIC_CHAIN): ... this.
5100 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5101 instead of DECL_NO_STATIC_CHAIN.
5103 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5104 Rafael Avila de Espindola <espindola@google.com>
5106 * gengtype.c (nb_plugin_files): Make it unsigned to match
5107 num_gt_files. Adjust other variables to avoid warnings.
5108 (main): Allocate an all zero lang_bitmap before each plugin file name
5109 to match regular file names.
5111 2009-09-23 Richard Henderson <rth@redhat.com>
5113 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5114 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5115 static chain passed in memory.
5116 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5117 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5118 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5119 STATIC_CHAIN_REGNUM defined.
5121 * config/picochip/picochip-protos.h: s/class/klass/.
5122 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5123 (picochip_static_chain): New.
5124 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5125 (STATIC_CHAIN_INCOMING): Remove.
5127 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5128 (xtensa_static_chain): New.
5129 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5130 (STATIC_CHAIN_INCOMING): Remove.
5132 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5134 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5135 * config/pa/pa-protos.h (function_value): Remove.
5136 * config/pa/pa.c (pa_function_value): Rename from function_value.
5137 Make static, add 'outgoing' argument.
5138 (TARGET_FUNCTION_VALUE): Define.
5140 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5142 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5143 instead of cfun->machine->is_leaf.
5144 * config/avr/avr.h (machine_function): Remove is_leaf field.
5146 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5149 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5150 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5151 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5152 the same size, prefer DW_OP_stack_value.
5153 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5154 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5156 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5159 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5161 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5164 * cfgexpand.c (convert_debug_memory_address): New.
5165 (expand_debug_expr): Convert base address and offset to the same
5166 mode. Use it to convert addresses to other modes. Accept
5169 2009-09-23 Richard Guenther <rguenther@suse.de>
5171 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5172 produced for bigendian targets with promoted subregs.
5174 2009-09-23 Richard Guenther <rguenther@suse.de>
5176 * value-prof.c (gimple_ic): Purge old EH edges only after building
5179 2009-09-23 Nick Clifton <nickc@redhat.com>
5181 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5183 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5186 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5189 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5190 on non-nested functions.
5192 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5193 Jan Hubicka <jh@suse.cz>
5195 * dwarf2out.c (loc_list_plus_const): Only define if
5196 DWARF2_DEBUGGING_INFO.
5197 (address_of_int_loc_descriptor): Likewise.
5200 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5202 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5205 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5206 constant is more than zero.
5208 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5211 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5212 call final to emit non-scheduled prologue, instead insert at entry.
5214 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5215 Joseph S. Myers <joseph@codesourcery.com>
5217 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5219 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5220 Rafael Avila de Espindola <espindola@google.com>
5222 * gengtype.c (is_file_equal): New function.
5223 (close_output_files): Use is_file_equal. Free of->buf.
5225 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5226 Rafael Avila de Espindola <espindola@google.com>
5228 * gengtype.c (write_types, write_local): Add the output_header
5229 argument. Update all callers.
5231 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5233 * dwarf2out.c (template_parameter_pack_die,
5234 gen_formal_parameter_pack_die ): New functions.
5235 (make_ith_pack_parameter_name): Remove this function.
5236 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5237 DW_TAG_formal_parameter_pack.
5238 (gen_generic_params_dies): Represent each template parameter pack
5239 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5240 represented by usual DW_TAG_template_*_parameter DIEs that are
5241 children of the DW_TAG_template_parameter_pack element DIE.
5242 (generic_parameter_die): This doesn't deal with parameter pack
5243 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5244 of parameter pack DIEs.
5245 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5246 in certain cases, e.g. for pack elements.
5247 (gen_formal_types_die, gen_decl_die): Adjust usage of
5248 gen_formal_parameter_die.
5249 (gen_subprogram_die): Represent each function parameter pack by a
5250 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5251 represented by usual DW_TAG_formal_parameter DIEs that are children
5252 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5253 ____builtin_va_alist decls as no part of the compiler uses those
5255 * langhooks.h (struct lang_hooks_for_decls): Add
5256 function_parm_expanded_from_pack_p, get_generic_function_decl
5257 and function_parameter_pack_p hooks. Fix comment for
5258 get_innermost_generic_parms hook.
5259 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5260 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5261 macros and use them to initialize lang_hook.
5263 2009-09-22 Richard Henderson <rth@redhat.com>
5265 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5266 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5267 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5268 on TRAMPOLINE_TEMPLATE.
5269 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5270 TRAMPOLINE_ADJUST_ADDRESS.
5271 * targhooks.c (default_asm_trampoline_template): Remove.
5272 (default_trampoline_adjust_address): Remove.
5273 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5274 * targhooks.h: Update decls.
5276 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5278 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5279 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5280 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5282 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5285 * reload1.c (reload): Reset debug insns with pseudos without
5288 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5290 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5291 unconditional true for decimal float modes.
5292 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5293 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5295 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5297 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5298 Enable a new case for __FreeBSD__ >= 7.
5299 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5300 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5301 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5302 and USE_LD_AS_NEEDED.
5304 * doc/install.texi (*-*-freebsd*): Update target information.
5306 2009-09-22 Richard Guenther <rguenther@suse.de>
5309 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5310 arrays really properly.
5312 2009-09-22 Richard Henderson <rth@redhat.com>
5315 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5316 calls.static_chain, calls.trampoline_init,
5317 calls.trampoline_adjust_address.
5318 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5319 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5320 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5321 * builtins.c (expand_builtin_setjmp_receiver): Use
5322 targetm.calls.static_chain; only clobber registers.
5323 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5324 set up memory attributes properly for the trampoline block.
5325 (expand_builtin_adjust_trampoline): Use
5326 targetm.calls.trampoline_adjust_address.
5327 * calls.c (prepare_call_address): Add fndecl argument. Use
5328 targetm.calls.static_chain.
5329 * df-scan.c (df_need_static_chain_reg): Remove.
5330 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5331 consolodate static chain handling.
5332 * doc/tm.texi: Document new hooks.
5333 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5334 (init_emit_regs): Don't initialize them.
5335 * expr.h (prepare_call_address): Update decl.
5336 * final.c (profile_function): Use targetm.calls.static_chain.
5337 * function.c (expand_function_start): Likewise.
5338 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5339 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5340 only clobber registers.
5341 * targhooks.c (default_static_chain): New.
5342 (default_asm_trampoline_template, default_trampoline_init): New.
5343 (default_trampoline_adjust_address): New.
5344 * targhooks.h: Declare them.
5345 * varasm.c (assemble_trampoline_template): Use
5346 targetm.asm_out.trampoline_template. Make the memory block const
5349 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5350 alpha_initialize_trampoline. Make static. Merge VMS parameter
5351 differences into the TARGET_ABI_OPEN_VMS code block.
5352 (TARGET_TRAMPOLINE_INIT): New.
5353 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5354 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5355 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5356 (INITIALIZE_TRAMPOLINE): Remove.
5358 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5359 (TRAMPOLINE_TEMPLATE): Merge with ...
5360 (INITIALIZE_TRAMPOLINE): ... this and move ...
5361 * config/arc/arc.c (arc_trampoline_init): ... here.
5362 (TARGET_TRAMPOLINE_INIT): New.
5364 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5365 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5366 (arm_asm_trampoline_template): New.
5367 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5368 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5369 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5370 code to arm_asm_trampoline_template.
5371 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5372 arm_trampoline_adjust_address.
5373 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5374 adjust for target hook parameters.
5376 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5379 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5380 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5381 (bfin_trampoline_init): Rename from initialize_trampoline;
5382 make static; update for target hook parameters.
5383 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5384 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5385 bfin_asm_trampoline_template.
5386 (INITIALIZE_TRAMPOLINE): Remove.
5388 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5389 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5390 cris_trampoline_init): New.
5391 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5392 cris_asm_trampoline_template.
5393 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5394 adjust for target hook parameters.
5396 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5398 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5399 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5400 fr30_trampoline_init): New.
5401 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5402 fr30_asm_trampoline_template.
5403 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5404 adjust for target hook parameters.
5406 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5407 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5408 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5409 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5410 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5412 * config/h8300/h8300.c (h8300_trampoline_init): New.
5413 (TARGET_TRAMPOLINE_INIT): New.
5414 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5415 to h8300_trampoline_init and adjust for hook parameters.
5417 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5418 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5419 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5420 make static; adjust for hook parameters.
5421 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5423 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5424 (TARGET_TRAMPOLINE_INIT): New.
5425 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5426 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5427 iq2000_asm_trampoline_template.
5428 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5429 (TRAMPOLINE_CODE_SIZE): New.
5430 (TRAMPOLINE_SIZE): Use it.
5431 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5433 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5434 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5435 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5436 adjust for hook parameters.
5437 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5439 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5440 (m32r_trampoline_init): New.
5441 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5442 m32r_trampoline_init.
5444 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5445 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5446 make static; update for hook parameters.
5447 * config/m68hc11/m68hc11-protos.h: Update.
5448 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5450 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5451 (TARGET_TRAMPOLINE_INIT): New.
5452 (mcore_function_value): Fix typo.
5453 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5454 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5455 to mcore_asm_trampoline_template.
5456 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5458 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5459 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5460 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5461 update for hook parameters.
5462 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5464 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5465 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5466 mips_trampoline_init): New.
5467 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5468 mips_asm_trampoline_template.
5469 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5470 update for hook parameters.
5472 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5473 (TARGET_TRAMPOLINE_INIT): New.
5474 (mmix_trampoline_size): Remove.
5475 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5476 make static. Remove out-of-date tetra vs octa comment.
5477 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5478 make static; update for hook parameters.
5479 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5480 (INITIALIZE_TRAMPOLINE): Remove.
5481 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5482 (TRAMPOLINE_ALIGNMENT): New.
5483 * gcc/config/mmix/mmix-protos.h: Update.
5485 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5486 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5487 mn10300_trampoline_init): New.
5488 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5489 mn10300_asm_trampoline_template.
5490 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5492 * config/moxie/moxie.c (moxie_static_chain,
5493 moxie_asm_trampoline_template, moxie_trampoline_init,
5494 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5495 TARGET_TRAMPOLINE_INIT): New.
5496 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5497 moxie_trampoline_init.
5498 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5499 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5501 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5502 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5503 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5504 pa_trampoline_adjust_address): New.
5505 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5506 pa_asm_trampoline_template.
5507 (TRAMPOLINE_ALIGNMENT): New.
5508 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5509 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5510 adjust for hook parameters.
5511 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5513 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5514 (TARGET_TRAMPOLINE_INIT): New.
5515 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5516 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5518 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5520 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5521 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5522 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5523 make static; adjust parameters for the hook.
5524 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5526 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5527 s390_trampoline_template; make static.
5528 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5529 make static; adjust for target hook.
5530 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5531 * config/s390/s390-protos.h: Remove trampoline decls.
5532 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5533 (TRAMPOLINE_TEMPLATE): Remove.
5534 (TRAMPOLINE_ALIGNMENT): New.
5536 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5537 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5538 (TARGET_TRAMPOLINE_INIT): New.
5539 (score_asm_trampoline_template): New.
5540 (score_trampoline_init): Rename from score_initialize_trampoline;
5541 make static; adjust for hook parameters.
5542 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5543 score[37]_asm_trampoline_template.
5544 (INITIALIZE_TRAMPOLINE): Remove.
5545 * config/score/score3.c (score3_asm_trampoline_template): New.
5546 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5547 adjust for target hook.
5548 * config/score/score7.c (score7_asm_trampoline_template): New.
5549 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5550 adjust for target hook.
5551 * config/score/score3.h, config/score/score7.h: Update.
5553 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5554 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5555 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5556 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5557 make static; adjust for target hook parameters.
5558 (sh_trampoline_adjust_address): New.
5559 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5560 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5562 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5563 (sparc32_initialize_trampoline): Rename from
5564 sparc_initialize_trampoline; make static; replace tramp parameter
5565 with m_tramp and update memory accesses.
5566 (sparc64_initialize_trampoline): Similarly.
5567 (sparc_trampoline_init): New.
5568 * config/sparc/sparc-protos.h: Remove trampoline decls.
5569 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5570 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5572 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5573 (array_to_constant): Make ARR parameter const.
5574 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5575 make static; update for hook parameters.
5576 * config/spu/spu-protos.h: Update decls.
5577 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5579 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5580 from xstormy16_initialize_trampoline; make static; update for
5582 (TARGET_TRAMPOLINE_INIT): New.
5583 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5585 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5586 (TARGET_TRAMPOLINE_INIT): New.
5587 (v850_can_eliminate): Make static.
5588 (v850_asm_trampoline_template, v850_trampoline_init): New.
5589 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5590 v850_asm_trampoline_template.
5591 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5592 and adjust for target hook parameters.
5594 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5595 (TARGET_TRAMPOLINE_INIT): New.
5596 (vax_asm_trampoline_template, vax_trampoline_init): New.
5597 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5598 vax_asm_trampoline_template.
5599 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5601 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5602 (TARGET_TRAMPOLINE_INIT): New.
5603 (xtensa_asm_trampoline_template): Rename from
5604 xtensa_trampoline_template; make static.
5605 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5606 make static; update for hook parameters.
5607 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5608 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5609 (INITIALIZE_TRAMPOLINE): Remove.
5611 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5612 error for nested functions with regparm=3.
5613 (ix86_compute_frame_layout): Adjust frame pointer offset for
5614 ix86_static_chain_on_stack.
5615 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5616 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5617 don't reset to UNITS_PER_WORD.
5618 (ix86_emit_leave): Adjust ix86_cfa_state.
5619 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5620 (ix86_static_chain): New.
5621 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5622 make static; update for target hook parameters; use ix86_static_chain.
5623 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5624 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5625 (INITIALIZE_TRAMPOLINE): Remove.
5626 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5627 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5628 to the end. Add static_chain_on_stack.
5629 (ix86_static_chain_on_stack): New.
5631 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5632 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5633 (m68k_trampoline_init): New.
5634 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5635 m68k_trampoline_init and adjust for hook parameters.
5636 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5637 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5639 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5641 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5642 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5644 * reload1.c (reload): Call wrap_constant when substituting
5645 reg for equiv inside of DEBUG_INSNs.
5648 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5649 add_call_src_coords_attributes, add_high_low_attributes,
5650 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5651 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5652 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5653 when -gdwarf-2 -gstrict-dwarf.
5654 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5655 -gdwarf-[23] -gstrict-dwarf.
5656 (address_of_int_loc_descriptor, loc_descriptor,
5657 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5658 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5659 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5661 2009-09-22 Richard Guenther <rguenther@suse.de>
5663 PR tree-optimization/41428
5664 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5665 (ccp_finalize): Pass it to substitute_and_fold.
5667 2009-09-22 Richard Guenther <rguenther@suse.de>
5669 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5670 (substitute_and_fold): Adjust prototype.
5671 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5672 (simplify_stmt_using_ranges): Likewise.
5673 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5674 (vrp_fold_stmt): New function.
5675 (vrp_finalize): Pass it to substitute_and_fold.
5676 * tree-flow.h (vrp_evaluate_conditional): Remove.
5677 (simplify_stmt_using_ranges): Likewise.
5678 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5679 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5680 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5682 (fold_predicate_in): Move to tree-vrp.c.
5683 (substitute_and_fold): Use the callback instead of calling into
5684 tree-vrp.c functions directly.
5686 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5688 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5689 comparison warning on rs6000.
5692 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5693 GIMPLE_EH_MUST_NOT_THROW cleanup.
5694 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5696 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5699 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5700 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5701 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5702 libSystem which is derived from the gcc 4.2.1 unwinder.
5704 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5707 * varasm.c (default_encode_section_info): Copy TLS model into
5708 sym_ref flags regardless of backend support for TLS, for all
5709 model types except TLS_MODEL_EMULATED.
5711 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5714 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5715 we can handle it correctly.
5717 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5719 * doc/install.texi (os2): Remove section.
5721 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5723 * doc/standards.texi (Objective-C): Adjust two URLs.
5725 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5727 * tree-tailcall.c (process_assignment): Don't check if a
5728 multiplication or an addition are already present.
5729 (find_tail_calls): Combine multiple additions and multiplications.
5730 (adjust_accumulator_values): Emit accumulators.
5732 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5734 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5735 xmm register restore.
5737 2009-09-21 Jan Hubicka <jh@suse.cz>
5739 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5740 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5743 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5745 * stor-layout.c (layout_type): Remove obsolete code.
5747 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5750 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5752 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5755 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5756 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5757 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5758 * fold-const.c (const_binop): Likewise.
5759 * real.h (do_mpc_arg2): Update prototype.
5761 2009-09-20 Jan Hubicka <jh@suse.cz>
5763 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5764 (add_location_or_const_value_attribute): Rewrite using
5766 (tree_add_const_value_attribute): Return true if successful.
5767 (tree_add_const_value_attribute_for_decl): Likewise.
5769 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5770 (loc_descriptor): ... here;
5771 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5772 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5773 pool items that was not marked for output.
5774 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5775 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5776 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5777 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5778 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5779 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5780 DW_OP_stack_value to get address of items that are not available
5782 (dw_loc_list): Handle single element lists correctly.
5784 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5785 Pascal Obry <obry@adacore.com>
5787 * unwind-dw2-fde.c (classify_object_over_fdes):
5788 Cast the constant 1 to _Unwind_Ptr.
5789 (add_fdes): Likewise.
5790 (linear_search_fdes): Likewise.
5792 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5794 * stor-layout.c (set_sizetype): Avoid useless type copy.
5796 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5798 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5800 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5801 * configure, config.in: Regenerate.
5802 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5804 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5805 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5806 for global data if the output could be used in a shared library.
5807 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5808 to 0 if TARGET_WRITABLE_EH_FRAME.
5810 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5812 PR rtl-optimization/39886
5813 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5814 just when insn is equal to BB_END (bb).
5816 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5818 * config/mips/mips.opt (mrelax-pic-calls): New option.
5819 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5821 (mips_unspec_call): Change "unspec_call" expander into this.
5822 (mips_strip_unspec_call): New function.
5823 (mips_got_load): Call mips_unspec_call instead of
5824 gen_unspec_call<mode>.
5825 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5827 (mips_cfg_in_reorg): New function.
5828 (mips16_lay_out_constants): Use it to decide whether to call
5829 CFG-aware insn splitting.
5830 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5831 mips_reorg. Move DF set-up code from here ...
5832 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5834 (mips_reorg): Call mips_df_reorg instead of
5835 r10k_insert_cache_barriers. Move CFG set-up code here from
5836 r10k_insert_cache_barriers.
5837 (mips_call_expr_from_insn): New function.
5838 (mips_pic_call_symbol_from_set): Likewise.
5839 (mips_find_pic_call_symbol): Likewise.
5840 (mips_annotate_pic_call_expr): Likewise.
5841 (mips_get_pic_call_symbol): Likewise.
5842 (mips_annotate_pic_calls): Likewise.
5843 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5845 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5846 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5847 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5849 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5850 (unspec_call<mode>): Remove it.
5851 (sibcall_internal, sibcall_value_internal,
5852 sibcall_value_multiple_internal, call_internal, call_split,
5853 call_value_internal, call_value_split,
5854 call_value_multiple_internal, call_value_multiple_split): Pass
5855 SIZE_OPNO to MIPS_CALL.
5856 (call_internal_direct, call_direct_split,
5857 call_value_internal_direct, call_value_direct_split): Pass -1 as
5858 SIZE_OPNO to MIPS_CALL.
5859 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5860 * configure: Regenerate.
5861 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5862 and -mno-relax-pic-calls.
5863 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5865 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5868 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5869 in the directory this rule is called from, rather than the
5870 toplevel 'gcc' directory, to fix in-tree build.
5872 2009-09-19 Chris Demetriou <cgd@google.com>
5874 PR preprocessor/28435:
5875 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5876 to cpplib that the preprocessor output is needed.
5878 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5880 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5881 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5882 *return_and_restore_fpregs_<mode>,
5883 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5886 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5887 instead of assuming it has always a REG inside of it.
5889 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5891 * config/freebsd.h: Update comment on types.
5892 (WINT_TYPE): Define.
5894 2009-09-18 Jason Merrill <jason@redhat.com>
5896 * c.opt: Add -fno-deduce-init-list.
5898 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5900 * value-prof.c (interesting_stringop_to_profile_p): Added output
5901 argument to indicate which parameter is the size parameter.
5902 * value-prof.c (gimple_stringop_fixed_value): Use
5903 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5904 * value-prof.c (gimple_stringops_transform): Update call sites to
5905 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5907 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5910 From David Binderman <dcb314@hotmail.com>:
5911 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5912 local variable f. Remove stale comments.
5913 (ix86_compute_frame_layout): Remove useless local variable total_size.
5914 Remove #if 0'd code.
5915 (legitimate_address_p): Remove useless local variables
5916 reason_rtx and reason.
5917 (ix86_split_copysign_const): Remove useless local variable op1.
5918 (scale_counter): Remove useless local variable piece_size_mask.
5920 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5922 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5925 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5928 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5930 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5932 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5935 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5937 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5938 DW_OP_implicit_value even without dwarf_version 4.
5940 2009-09-17 Jan Hubicka <jh@suse.cz>
5942 * dwarf2out.c: Include tree-pass.h and gimple.h.
5943 (loc_list_plus_const): New function.
5944 (loc_descriptor_from_tree_1): Rename to ...
5945 (loc_descriptor_from_tree): ... remove original.
5946 (loc_list_from_tree): New function.
5947 (add_AT_location_description): Accept location list.
5948 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5949 (concatn_mem_loc_descriptor): Remove.
5950 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5952 (secname_for_decl): Move up.
5953 (hidden_reference_p): New function; break out from ...
5954 (loc_by_refernece): ... here; move up.
5955 (dw_loc_list): New function.
5956 (single_element_loc_list): New function.
5957 (single_element_loc_list_p): New function.
5958 (add_loc_descr_to_each): New function.
5959 (add_loc_list): New function.
5960 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5961 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5962 add diagnostics why expansion failed.
5963 (add_location_or_const_value_attribute): Support location lists.
5964 (add_bound_info): Likewise.
5965 (descr_info_loc): Update call of loc_descriptor_from_tree.
5966 (gen_variable_die): Work on location lists.
5967 * final.c (pass_final): Add dump file.
5968 * Makefile.in (dwarf2out.o): Add new dependencies.
5970 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5973 * real.c decimal_from_integer, decimal_integer_string): New.
5974 (real_from_integer): Use them as special case for decimal float.
5975 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5976 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5977 Do not append zero after the decimal point in string to convert.
5979 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5981 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5982 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5984 2009-09-17 Martin Jambor <mjambor@suse.cz>
5986 * common.opt (fipa-sra): New switch.
5987 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5988 * timevar.def (TV_IPA_SRA): New timevar.
5989 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5990 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5991 * tree-sra.c: Include cgraph.c.
5992 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5993 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5994 and grp_not_necessarilly_dereferenced.
5995 (func_param_count): New variable.
5996 (encountered_apply_args): New variable.
5997 (bb_dereferences): New variable.
5998 (final_bbs): New variable.
5999 (no_accesses_representant): New variable.
6000 (no_accesses_p): New function.
6001 (dump_access): Dump the new fields.
6002 (sra_initialize): Set encountered_apply_args to false.
6003 (get_ssa_base_param): New function.
6004 (mark_parm_dereference): New function.
6005 (create_access): Caring for INIDRECT_REFs and different handling of
6006 varialble length accesses in early IPA SRA. Store the stmt - a new
6007 parameter - to the new access.
6008 (build_access_from_expr_1): New parameter stmt, passed to
6009 create_access. Handle INDIRECT_REFs.
6010 (build_access_from_expr): Pass the current statement to
6011 build_access_from_expr_1.
6012 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6014 (build_accesses_from_assign): Pass the current statement to
6015 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6016 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6017 final_bbs when necessary. Check for calls to __builtin_apply_args.
6018 Fixup EH info if anythng was changed.
6019 (is_unused_scalar_param): New function.
6020 (ptr_parm_has_direct_uses): New function.
6021 (find_param_candidates): New function.
6022 (mark_maybe_modified): New function.
6023 (analyze_modified_params): New function.
6024 (propagate_dereference_distances): New function.
6025 (dump_dereferences_table): New function.
6026 (analyze_caller_dereference_legality): New function.
6027 (unmodified_by_ref_scalar_representative): New function.
6028 (splice_param_accesses): New function.
6029 (decide_one_param_reduction): New function.
6030 (enum ipa_splicing_result): New type.
6031 (splice_all_param_accesses): New function.
6032 (get_param_index): New function.
6033 (turn_representatives_into_adjustments): New function.
6034 (analyze_all_param_acesses): New function.
6035 (get_replaced_param_substitute): New function.
6036 (get_adjustment_for_base): New function.
6037 (replace_removed_params_ssa_names): New function.
6038 (sra_ipa_reset_debug_stmts): New function.
6039 (sra_ipa_modify_expr): New function.
6040 (sra_ipa_modify_assign): New function.
6041 (convert_callers): New function.
6042 (modify_function): New function.
6043 (ipa_sra_preliminary_function_checks): New function.
6044 (ipa_early_sra): New function.
6045 (ipa_early_sra_gate): New function.
6046 (pass_early_ipa_sra): New variable.
6047 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6049 2009-09-17 Michael Matz <matz@suse.de>
6052 * tree.c (build_type_attribute_qual_variant): Export.
6053 * tree.h (build_type_attribute_qual_variant): Declare.
6054 * tree-inline.c (remap_type_1): Use it to build variants with
6055 the original qualifiers and attributes.
6057 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6059 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6060 without a fallthrough edge.
6062 2009-09-16 DJ Delorie <dj@redhat.com>
6064 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6065 chip and ignore the "fast_interrupt" attribute if so.
6067 2009-09-16 Richard Henderson <rth@redhat.com>
6070 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6073 2009-09-16 Richard Henderson <rth@redhat.com>
6076 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6077 is set only if DECL_NO_STATIC_CHAIN is unset.
6078 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6079 (FOR_EACH_NEST_INFO): New.
6080 (walk_all_functions): Use it.
6081 (finalize_nesting_tree): Likewise.
6082 (unnest_nesting_tree): Likewise.
6083 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6084 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6085 (convert_gimple_call): Early out if gimple_call_chain already set.
6086 (convert_all_function_calls): Iterate until no new functions
6087 require a static chain.
6088 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6089 when building a trampoline. Use dump_function_to_file instead
6091 (lower_nested_functions): Open dump_file. Validate that decls
6092 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6093 bit reset by this pass.
6095 2009-09-16 Michael Matz <matz@suse.de>
6098 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6099 shorten decl_common_unused.
6100 (DECL_RESTRICTED_P): New accessor.
6101 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6102 to disambiguate marked decls and restrict pointers.
6104 2009-09-16 Richard Henderson <rth@redhat.com>
6107 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6109 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6111 * integrate.c (set_block_abstract_flags): Call
6112 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6114 2009-09-16 Richard Guenther <rguenther@suse.de>
6117 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6120 2009-09-16 DJ Delorie <dj@redhat.com>
6121 Kaz Kojima <kkojima@gcc.gnu.org>
6123 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6124 (sh_expand_prologue): Update calls to output_stack_adjust.
6125 (sh_expand_epilogue): Likewise.
6127 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6130 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6131 trying to limit the extent of searches in the insn stream.
6133 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6134 Jakub Jelinek <jakub@redhat.com>
6138 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6140 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6141 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6142 (rs6000_savres_strategy): Always save FP registers inline if the
6143 target doesn't support hardware double-precision. Set the above
6144 bits in return value when needed.
6145 (rs6000_savres_routine_sym): Fix computation for cache selector.
6146 Mark the generated symbol as a function. Rename exitp argument to
6147 lr. Move code for determining the name of the symbol...
6148 (rs6000_savres_routine_name): ...here. New function. Add cases for
6149 getting the names right on AIX and 64-bit Linux.
6150 (savres_routine_name): New variable.
6151 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6152 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6153 on what the target routine uses as a base register. If savep && lr
6154 describe saving of r0 into memory slot.
6155 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6156 line calls for AIX ABI.
6157 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6158 determine FP save/restore functions.
6159 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6160 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6162 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6163 Duplicate restoration of LR and execute the appropriate one
6164 depending on whether GPRs are being restored inline. Set r11 from
6165 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6166 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6167 Fix out of line calls for AIX ABI.
6168 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6170 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6172 (*restore_gpregs_spe): Likewise.
6173 (*return_and_restore_gpregs_spe): Likewise.
6174 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6175 Define to empty string unconditionally.
6176 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6177 Define to empty string unconditionally.
6178 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6181 2009-09-15 Jan Hubicka <jh@suse.cz>
6183 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6184 * params.def (inline-insns-auto): Likewise.
6186 2009-09-15 Martin Jambor <mjambor@suse.cz>
6188 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6189 individual statements only at TDF_DETAILS dump level. Format
6190 source for 80 characters per line.
6192 2009-09-15 Christian Bruel <christian.bruel@st.com>
6194 * regrename.c (do_replace): Update REG_DEAD notes.
6196 2009-09-15 Revital Eres <eres@il.ibm.com>
6198 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6199 * targhooks.c (default_builtin_support_vector_misalignment):
6200 New builtin function.
6201 * targhooks.h (default_builtin_support_vector_misalignment):
6203 * target.h (builtin_support_vector_misalignment):
6204 New field in struct gcc_target.
6205 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6206 new builtin function.
6207 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6209 * config/rs6000/rs6000.c
6210 (rs6000_builtin_support_vector_misalignment): New function.
6211 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6213 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6215 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6217 (bfin_optimize_loop): Likewise.
6218 (bfin_gen_bundles): Likewise.
6219 (workaround_speculation): Likewise.
6220 (find_load): Return NULL_RTX for debug_insn.
6222 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6224 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6227 2009-09-14 DJ Delorie <dj@redhat.com>
6229 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6230 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6233 2009-09-14 Richard Henderson <rth@redhat.com>
6234 Jakub Jelinek <jakub@redhat.com>
6236 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6237 * cfgbuild.c (make_edges): Handle asm goto.
6238 * cfglayout.c (fixup_reorder_chain): Likewise.
6239 * cfgrtl.c (patch_jump_insn): Likewise.
6240 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6241 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6242 (gimple_build_asm_vec): Add and use labels parameter.
6243 (gimple_build_asm): Remove.
6244 (walk_gimple_asm): Walk labels too.
6245 * gimple.def (GIMPLE_ASM): Update docs.
6246 * gimple.h: Update decls.
6247 (struct gimple_statement_asm): Change nc to use unsigned char;
6249 (gimple_asm_nlabels): New.
6250 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6251 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6252 into gimple_build_asm_vec.
6253 * jump.c (mark_jump_label_asm): New.
6254 (mark_jump_label): Use it.
6255 (redirect_jump_1): Handle asm goto.
6256 (invert_jump_1): Soft fail if X is null.
6257 * recog.c (extract_asm_operands): New.
6258 (asm_noperands): Use it; handle asm labels.
6259 (decode_asm_operands): Use extract_asm_operands.
6260 (asm_operand_ok): Properly handle empty string.
6261 * reg-stack.c (get_asm_operands_in_out): Rename from
6262 get_asm_operand_n_inputs; use extract_asm_operands; return both
6263 inputs and outputs by reference; update all callers.
6264 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6265 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6266 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6267 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6268 (extract_asm_operands): Declare.
6269 * stmt.c (expand_asm_operands): Add and use labels parameter.
6270 (check_unique_operand_names): Likewise.
6271 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6272 (expand_asm_stmt): Handle asm labels.
6273 * tree-cfg.c (make_gimple_asm_edges): New.
6274 (make_edges): Use it.
6275 (cleanup_dead_labels): Handle asm labels.
6276 (is_ctrl_altering_stmt): Likewise.
6277 (gimple_redirect_edge_and_branch): Likewise.
6278 * tree.def (ASM_EXPR): Add 5th operand.
6279 * tree.h (ASM_LABELS): New.
6280 (resolve_asm_operand_names): Update decl.
6282 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6283 (c_parser_asm_goto_operands): New.
6284 * c-tree.h (build_asm_expr): Update decl.
6285 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6286 * doc/extend.texi: Document asm goto.
6288 2009-09-14 Richard Henderson <rth@redhat.com>
6290 * except.h: Update declarations.
6291 (struct pointer_map_t): Forward declare.
6292 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6293 (struct eh_landing_pad_d, eh_landing_pad): New.
6294 (struct eh_catch_d, eh_catch): New.
6295 (struct eh_region_d): Remove next_region_sharing_label, aka,
6296 label, tree_label, landing_pad, post_landing_pad, resume,
6297 may_contain_throw. Rename region_number to index. Remove
6298 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6299 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6300 (VEC(eh_landing_pad,gc)): New.
6301 (struct eh_status): Remove last_region_number. Add lp_array,
6302 throw_stmt_table, ttype_data, ehspec_data.
6303 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6304 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6305 * except.c (lang_protect_cleanup_actions): Return tree.
6306 (struct ehl_map_entry): Remove.
6307 (init_eh_for_function): Push zero entries for region and lp_array.
6308 (gen_eh_region): Add to region_array immediately.
6309 (gen_eh_region_catch): Operate on eh_catch objects.
6310 (gen_eh_landing_pad): New.
6311 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6312 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6313 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6314 (get_eh_landing_pad_from_number_fn): New.
6315 (get_eh_landing_pad_from_number): New.
6316 (get_eh_region_from_lp_number_fn): New.
6317 (get_eh_region_from_lp_number): New.
6318 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6319 (get_exception_pointer, get_exception_filter): Remove.
6320 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6321 (current_function_has_exception_handlers): Simplify.
6322 (bring_to_root, eh_region_replaceable_by_p): Remove.
6323 (replace_region, hash_type_list, hash_eh_region): Remove.
6324 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6325 (label_to_region_map, num_eh_regions): Remove.
6326 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6327 (find_exception_handler_labels): Remove.
6328 (duplicate_eh_regions_0, find_prev_try): Remove.
6329 (struct duplicate_eh_regions_data): New.
6330 (duplicate_eh_regions_1): Rewrite.
6331 (duplicate_eh_regions): Return a pointer map instead of an
6333 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6334 (redirect_eh_edge_to_label): Remove.
6335 (eh_region_outermost): Rewrite using eh_region pointers
6336 instead of integers.
6337 (add_ttypes_entry): Update for ttype_data move to eh_status.
6338 (add_ehspec_entry): Rewrite with VEC instead of varray.
6339 (assign_filter_values): Likewise. Export.
6340 (build_post_landing_pads, connect_post_landing_pads): Remove.
6341 (dw2_build_landing_pads): Rewrite to use lp_array.
6342 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6343 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6344 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6345 (sjlj_mark_call_sites): Update for landing pad numbers.
6346 (finish_eh_generation): Rewrite.
6347 (gate_handle_eh): Do nothing for no eh tree.
6348 (pass_rtl_eh): Move up near finish_eh_generation.
6349 (remove_eh_landing_pad): New.
6350 (remove_eh_handler): Export.
6351 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6352 (for_each_eh_label): Rewrite to use lp_array.
6353 (make_reg_eh_region_note): New.
6354 (make_reg_eh_region_note_nothrow_nononlocal): New.
6355 (insn_could_throw_p): New.
6356 (copy_reg_eh_region_note_forward): New.
6357 (copy_reg_eh_region_note_backward): New.
6358 (check_handled, add_reachable_handler): Remove.
6359 (reachable_next_level, foreach_reachable_handler): Remove.
6360 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6361 (get_eh_region_and_lp_from_rtx): New.
6362 (get_eh_region_from_rtx): New.
6363 (can_throw_internal_1, can_throw_external_1): Remove.
6364 (can_throw_internal): Use get_eh_region_from_rtx.
6365 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6366 (insn_nothrow_p, can_nonlocal_goto): New.
6367 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6368 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6369 (add_action_record): Use VEC not varray.
6370 (collect_one_action_chain): Update for eh_region changes.
6371 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6372 Use get_eh_region_and_lp_from_rtx.
6373 (gate_convert_to_eh_region_ranges): New.
6374 (pass_convert_to_eh_region_ranges): Use it.
6375 (push_uleb128, push_sleb128): Use VEC not varray.
6376 (output_one_function_exception_table): Likewise.
6377 (dump_eh_tree): Update for eh_region changes.
6378 (verify_eh_tree): Likewise.
6379 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6380 * tree-eh.c: Include target.h.
6381 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6382 Don't disallow GIMPLE_RESX; adjust argument check.
6383 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6384 (record_stmt_eh_region): Update for landing pad numbers;
6385 generate a landing pad if necessary.
6386 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6387 (remove_stmt_from_eh_lp_fn): Similarly.
6388 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6389 Update for lp numbers; don't special case missing throw_stmt_table.
6390 (lookup_expr_eh_lp): Similarly.
6391 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6392 (eh_seq, eh_region_may_contain_throw): New.
6393 (struct leh_state): Add ehp_region.
6394 (struct leh_tf_state): Remove eh_label.
6395 (emit_post_landing_pad): New.
6396 (emit_resx, emit_eh_dispatch): New.
6397 (note_eh_region_may_contain_throw): New.
6398 (frob_into_branch_around): Take eh_region not eh label;
6399 emit eh code into eh_seq.
6400 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6401 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6402 lower_eh_must_not_throw. Emit code to eh_seq.
6403 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6404 (lower_try_finally_onedest): Likewise.
6405 (lower_try_finally_copy): Likewise.
6406 (lower_try_finally_switch): Likewise.
6407 (lower_try_finally): Initialize ehp_region.
6408 (lower_catch): Update for eh_catch objects.
6409 (lower_eh_filter): Don't handle must_not_throw.
6410 (lower_eh_must_not_throw): New.
6411 (lower_cleanup): Don't set eh_label.
6412 (lower_eh_constructs_2): Resolve eh builtins.
6413 Handle GIMPLE_EH_MUST_NOT_THROW.
6414 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6415 Add eh_seq to the end of the function body.
6416 (make_eh_dispatch_edges): New.
6417 (make_eh_edge): Remove.
6418 (make_eh_edges): Simplify for landing pads.
6419 (redirect_eh_edge_1): New.
6420 (redirect_eh_edge): Use it.
6421 (redirect_eh_dispatch_edge): New.
6422 (stmt_could_throw_p): Use a switch. Allow RESX.
6423 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6424 (stmt_can_throw_internal): Likewise.
6425 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6426 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6427 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6428 (gate_refactor_eh): New.
6429 (pass_refactor_eh): Use it.
6430 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6431 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6432 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6433 (remove_unreachable_handlers): Rename from
6434 tree_remove_unreachable_handlers; rewrite for landing pads;
6435 call remove_eh_handler directly.
6436 (remove_unreachable_handlers_no_lp): New.
6437 (unsplit_eh, unsplit_all_eh): New.
6438 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6439 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6440 (cleanup_empty_eh_unsplit): New.
6441 (cleanup_empty_eh): Rewrite.
6442 (cleanup_all_empty_eh): New.
6443 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6444 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6445 (gate_cleanup_eh): New.
6446 (pass_cleanup_eh): Use it.
6447 (verify_eh_edges): Move later in file. Expect one EH edge.
6448 (verify_eh_dispatch_edge): New.
6450 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6451 (gtype-desc.o): Add TARGET_H.
6452 (tree.o): Use EXCEPT_H, not except.h.
6453 (cfgbuild.o): Add EXPR_H.
6454 (GTFILES): Add vecprim.h.
6455 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6456 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6457 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6458 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6459 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6460 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6461 calls to can_throw_internal.
6462 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6463 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6464 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6465 (expand_gimple_stmt): Use make_reg_eh_region_note.
6466 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6467 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6468 or find_exception_handler_labels.
6469 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6470 there is exacly one EH edge. Use can_nonlocal_goto and
6472 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6473 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6474 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6475 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6476 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6477 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6478 * dse.c (scan_insn): Use insn_could_throw_p.
6479 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6480 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6481 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6482 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6483 EXC_PTR_EXPR or FILTER_EXPR.
6484 (tree_expr_nonzero_warnv_p): Likewise.
6485 * function.h: Include vecprim.h, not varray.h
6486 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6487 move ttype_data and ehspec_data members to struct eh_status; change
6488 action_record_data member to a VEC.
6489 * gcse.c (hash_scan_set): Use can_throw_internal.
6490 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6491 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6492 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6493 (block_may_fallthru): Don't handle RESX_EXPR.
6494 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6495 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6496 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6497 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6498 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6499 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6500 (gimple_size): Likewise.
6501 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6502 (gimple_build_resx): Use gimple_build_with_ops.
6503 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6504 (is_gimple_val): Likewise.
6505 (is_gimple_stmt): Remove RESX_EXPR.
6506 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6507 (GIMPLE_RESX): Reorder with other EH constructs.
6508 * gimple.h (struct gimple_statement_eh_mnt): New.
6509 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6510 (gimple_eh_filter_must_not_throw): Remove.
6511 (gimple_eh_filter_set_must_not_throw): Remove.
6512 (gimple_eh_must_not_throw_fndecl): New.
6513 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6514 (is_gimple_resx): New.
6515 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6516 Don't copy EH_FILTER_MUST_NOT_THROW.
6517 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6518 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6519 handle must_not_throw_labels specially.
6520 * ipa-pure-const.c (check_call): Update debug statement for LP.
6521 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6522 * ipa-utils.c (get_base_var): Likewise.
6523 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6524 * lower-subreg.c (move_eh_region_note): Remove.
6525 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6526 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6527 (create_task_copyfn): Likewise.
6528 (maybe_catch_exception): Use gimple_build_eh_filter.
6529 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6530 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6531 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6532 and pass_lower_resx.
6533 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6534 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6535 can_throw_internal, can_nonlocal_goto.
6536 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6537 copy_reg_eh_region_note_forward.
6538 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6539 (emit_output_reload_insns): Likewise.
6540 (copy_eh_notes): Remove.
6541 * rtl.def (RESX): Remove.
6542 * rtl.h: Update declarations.
6543 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6544 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6545 (update_eh_label): Remove.
6546 (cleanup_dead_labels_eh): New.
6547 (cleanup_deal_labels): Use it instead of update_eh_label.
6548 (gimple_merge_blocks): Update landing pad data structure when
6549 removing a landing pad label.
6550 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6551 test; handle GIMPLE_EH_MUST_NOT_THROW.
6552 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6553 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6554 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6555 (verify_stmt): Likewise. Verify landing pads.
6556 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6557 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6558 (struct move_stmt_d): Add eh_map.
6559 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6560 (move_stmt_r): Remap eh region numbers in builtin calls,
6561 resx and eh_dispatch.
6562 (move_block_to_fn): Remove eh_offset parameter. Use
6563 maybe_duplicate_eh_stmt_fn.
6564 (find_outermost_region_in_block): Operate on eh_region pointers
6565 instead of region numbers.
6566 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6567 duplicate_eh_regions.
6568 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6569 test earlier. Disallow EH landing pads.
6570 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6571 * tree-flow.h: Update declarations.
6572 (struct tree_ann_common_d): Replace rn with lp_nr.
6573 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6574 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6575 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6576 resx and eh_dispatch.
6577 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6578 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6579 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6580 from duplicate_eh_regions.
6581 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6582 update RESX; handle EH_DISPATCH.
6583 (expand_call_inline): Set eh_lp_nr, not eh_region.
6584 (maybe_inline_call_in_expr): Likewise.
6585 * tree-inline.h (struct copy_body_data): Replace eh_region with
6586 eh_lp_nr, eh_region_offset with eh_map.
6587 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6588 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6589 * tree-pretty-print.c (dump_generic_node): Don't handle
6590 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6591 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6592 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6593 EXC_PTR_EXPR, FILTER_EXPR.
6594 * tree-ssa-operands.c (get_expr_operands): Likewise.
6595 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6596 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6597 (ao_ref_init_from_vn_reference): Likewise.
6598 * tree-ssa-sink.c (statement_sink_location): Likewise.
6599 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6600 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6601 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6602 EXC_PTR_EXPR, FILTER_EXPR.
6603 (is_exception_related): Remove.
6604 (compute_avail): Don't call it.
6605 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6606 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6607 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6608 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6610 (build_resx): Remove.
6611 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6612 * tree.h: Update declarations.
6613 (EH_FILTER_MUST_NOT_THROW): Remove.
6614 (struct tree_label_decl): Add eh_landing_pad_nr.
6615 (EH_LANDING_PAD_NR): New.
6616 * value-prof.c (gimple_ic): Tidy variable names. Update for
6617 landing pad numbers.
6618 (gimple_stringop_fixed_value): Tidy variable names. Assert
6619 that neither call stmt can throw.
6620 * vecprim.h (uchar): New.
6621 (VEC(uchar,heap), VEC(uchar,gc)): New.
6623 * c-common.c (c_define_builtins): Update call to
6624 build_common_builtin_nodes.
6625 * c-parser.c (c_parse_file): Don't call
6626 default_init_unwind_resume_libfunc.
6628 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6630 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6631 (mips_cprestore_address_p): Likewise.
6632 (mips_save_gp_to_cprestore_slot): Likewise.
6633 (mips_restore_gp): Rename to...
6634 (mips_restore_gp_from_cprestore_slot): ...this.
6635 (mips_must_initialize_gp_p): Declare.
6636 (mips_emit_save_slot_move): Likewise.
6637 (mips_output_load_label): Return nothing.
6638 (mips_eh_uses): Declare.
6639 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6640 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6641 (TARGET_ABSOLUTE_JUMPS): Likewise.
6642 (EH_USES): Likewise.
6643 (FIRST_PSEUDO_REGISTER): Update comment.
6644 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6645 (MIPS_CALL): ...here.
6646 (REGISTER_NAMES): Add $cprestore.
6647 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6648 Add load_label_length, has_inflexible_gp_insn_p,
6649 has_flexible_gp_insn_p, must_initialize_gp_p and
6650 must_restore_gp_when_clobbered_p.
6651 (mips_expand_call): Don't generate split instructions here.
6652 (mips_split_call): Update the call to mips_restore_gp after
6653 the above name change.
6654 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6655 (mips_find_gp_ref): New function.
6656 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6657 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6658 (mips_insn_has_flexible_gp_ref_p): Likewise.
6659 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6660 (mips_function_has_gp_insn): Delete.
6661 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6662 Use the new functions above. Only return INVALID_REGNUM
6663 for TARGET_ABSOLUTE_JUMPS.
6664 (mips_must_initialize_gp_p): New function.
6665 (mips_get_cprestore_base_and_offset): New function, extracted from...
6666 (mips_cprestore_slot): ...here. Take a bool parameter.
6667 (mips_cfun_has_cprestore_slot_p): New function.
6668 (mips_cprestore_address_p): Likewise.
6669 (mips_save_gp_to_cprestore_slot): Likewise.
6670 (mips_restore_gp): Rename to...
6671 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6672 epilogue_completed. Update the call to mips_cprestore_slot.
6673 Test cfun->machine->must_restore_gp_when_clobbered_p.
6674 (mips_direct_save_slot_move_p): New function.
6675 (mips_emit_save_slot_move): Likewise.
6676 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6677 of cfun->machine->global_pointer.
6678 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6679 (mips_save_reg): Use mips_emit_save_slot_move.
6680 (mips_expand_prologue): Set must_initialize_gp_p.
6681 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6682 for all cprestore saves. Emit a use_cprestore instruction after
6683 setting up the cprestore slot.
6684 (mips_restore_reg): Use mips_emit_save_slot_move.
6685 (mips_process_load_label): New function.
6686 (mips_load_label_length): Likewise.
6687 (mips_output_load_label): Don't return asm: output it here instead.
6688 Use mips_process_load_label.
6689 (mips_adjust_insn_length): Adjust the length of branch instructions
6690 that have length MAX_PIC_BRANCH_LENGTH.
6691 (mips_output_conditional_branch): Update the call to
6692 mips_output_load_label. Assume the branch target is OPERANDS[0]
6693 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6694 (mips_output_order_conditional_branch): Swap the meaning of
6695 OPERANDS[0] and OPERANDS[1].
6696 (mips_variable_issue): Don't count ghost instructions.
6697 (mips_expand_ghost_gp_insns): New function.
6698 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6699 (mips_output_mi_thunk): Set must_initialize_gp_p.
6700 (mips_eh_uses): New function.
6701 * config/mips/predicates.md (cprestore_save_slot_operand)
6702 (cprestore_load_slot_operand): New predicates.
6703 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6704 (UNSPEC_MOVE_GP): Likewise.
6705 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6706 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6707 (CPRESTORE_SLOT_REGNUM): New register.
6708 (MAX_PIC_BRANCH_LENGTH): New constant.
6709 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6710 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6711 branches. Fix commentary.
6712 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6713 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6714 Change type to "ghost".
6715 (loadgp_absolute_<mode>): Likewise.
6716 (loadgp_rtp_<mode>): Likewise.
6717 (copygp_mips16): Likewise.
6718 (loadgp_blockage): Remove redundant mode attribute.
6719 (potential_cprestore): New instruction.
6720 (cprestore): Turn into an unspec set.
6721 (use_cprestore): New instruction.
6722 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6723 (*branch_fp_inverted): Likewise.
6724 (*branch_order<mode>): Likewise.
6725 (*branch_order<mode>_inverted): Likewise.
6726 (*branch_equality<mode>): Likewise.
6727 (*branch_equality<mode>_inverted): Likewise.
6728 (*branch_bit<bbv><mode>): Likewise.
6729 (*branch_bit<bbv><mode>_inverted): Likewise.
6730 (*branch_equality<mode>_mips16): Remove redundant mode.
6731 (jump): Turn into a define_expand.
6732 (*jump_absolute): New instruction.
6733 (*jump_pic): Likewise.
6734 (*jump_mips16): Rename previously-unnamed pattern. Remove
6735 redundant mode attribute.
6736 (restore_gp): Split on epilogue_completed rather than
6737 reload_completed. Change type to "ghost".
6738 (move_gp<mode>): New instruction.
6739 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6740 Remove redundant mode attribute.
6741 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6742 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6743 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6745 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6748 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6749 are returned in the same register (vs34 or v2) that Altivec vector
6750 types are returned in.
6751 (rs6000_libcall_value): Ditto.
6754 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6755 instead of explicit addsi3/adddi3 calls.
6756 (rs6000_split_multireg_move): Ditto.
6757 (rs6000_emit_allocate_stack): Ditto.
6758 (rs6000_emit_prologue): Ditto.
6759 (rs6000_output_mi_thunk): Ditto.
6761 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6762 size is 64 bits if we can use 64-bit registers.
6764 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6766 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6769 From Jie Zhang <jie.zhang@analog.com>:
6770 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6771 save FP and RETS with saveall attribute.
6772 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6773 with saveall attribute.
6775 * config/bfin/bfin.c (bfin_expand_builtin,
6776 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6779 From Jie Zhang <jie.zhang@analog.com>:
6780 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6781 before use in two places.
6782 * config/bfin/bfin.md (AREG): Define mode iterator.
6783 (reload_in, reload_out): Use mode iterator AREG.
6785 2009-09-14 Richard Guenther <rguenther@suse.de>
6788 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6789 EH personality path.
6791 2009-09-13 Richard Guenther <rguenther@suse.de>
6792 Rafael Avila de Espindola <espindola@google.com>
6794 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6795 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6796 (LANG_HOOKS_INITIALIZER): Adjust.
6797 (lhd_pass_through_t): Declare.
6798 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6800 * langhooks.c (lhd_pass_through_t): New function.
6801 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6802 dwarf2out_begin_prologue): Use personality from current_function_decl.
6803 * expr.h (get_personality_function): Declare.
6804 * expr.c (get_personality_function): New function.
6805 (build_personality_function): Likewise.
6806 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6807 (eh_personality_libfunc): Remove.
6808 * optabs.c (build_libfunc_function): New function split out from ...
6809 (init_one_libfunc): ... here.
6810 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6811 (tree_function_decl): Add personality.
6812 (lhd_gcc_personality): Declare.
6813 (build_personality_function): Likewise.
6814 * tree.c (gcc_eh_personality_decl): New.
6815 (lhd_gcc_personality): New function.
6816 * except.h (lang_eh_runtime_type): Remove.
6817 (enum eh_personality_kind): New.
6818 (build_personality_function): Declare.
6819 (function_needs_eh_personality): Declare.
6820 * except.c (lang_eh_runtime_type): Remove.
6821 (function_needs_eh_personality): New function.
6822 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6823 (sjlj_emit_function_enter, output_function_exception_table):
6824 Use personality from current_function_decl.
6825 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6826 * tree-inline.c (tree_can_inline_p): Do not inline across different
6828 (expand_call_inline): Likewise. Adjust the callers EH personality.
6829 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6830 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6831 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6832 (c-parser.o): Likewise
6833 * c-tree.h (c_eh_initialized_p): Remove.
6834 (c_maybe_initialize_eh): Likewise.
6835 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6836 (finish_decl): Don't call c_maybe_initialize_eh.
6837 (c_eh_initialized_p): Remove.
6838 (c_maybe_initialize_eh): Likewise.
6839 * c-parser.c (c_parser_omp_construct): Likewise.
6840 (c_parse_file): Initialize exception handling.
6842 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6844 * config.gcc (tm_file): Remove i386/biarch32.h
6845 for i?86-w64-mingw* case.
6846 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6848 * config.host: Set for x64 mingw the option
6849 use_long_long_for_widest_fast_int to yes.
6851 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6853 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6854 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6855 (dbxout_begin_function): Likewise.
6856 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6857 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6858 set on the function.
6859 (final_end_function): Likewise.
6860 (final_scan_insn): Likewise.
6861 (rest_of_handle_final): Likewise.
6862 * varasm.c (assemble_start_function): Likewise.
6863 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6865 2009-09-12 Jason Merrill <jason@redhat.com>
6867 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6868 * opts.c (common_handle_option): constify.
6870 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6872 * doc/install.texi (avr): Remove obsolete reference site.
6874 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6876 * doc/install.texi (Binaries): Adjust AIX link.
6878 2009-09-12 Akim Demaille <demaille@gostai.com>
6880 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6881 Use an imperative sentence.
6883 2009-09-11 Richard Henderson <rth@redhat.com>
6885 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6886 structure-name and has-tree-operands arguments; update all entries.
6887 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6889 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6890 (gsstruct_code_size): New.
6891 (gss_for_code_): New.
6892 (gss_for_code): Remove.
6893 (gimple_size): Rewrite using gsstruct_code_size.
6894 (gimple_statement_structure): Move to gimple.h.
6895 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6896 (gss_for_code, gimple_statement_structure): New.
6897 (gimple_ops): Use new arrays; tidy.
6899 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6901 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6902 operand to be a PLUS expression.
6903 * config/pa/pa.c (pa_secondary_reload): Likewise.
6905 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6907 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6909 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6912 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6914 From Jie Zhang <jie.zhang@analog.com>:
6915 * doc/extend.texi (node Function Attributes): Document l2
6917 (node Blackfin Variable Attributes): Document l2 variable attributes.
6919 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6921 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6922 to match the system compiler's configuration at inflection point.
6923 Add comment to remark a remaining difference with system compiler.
6925 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6926 * configure: Regenerate.
6928 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6930 From Jie Zhang <jie.zhang@analog.com>:
6931 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6932 (bfin_handle_l2_attribute): New.
6933 (bfin_attribute_table): Add l2 attribute.
6935 2009-09-11 Michael Matz <matz@suse.de>
6938 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6939 on the local_decls list.
6941 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6945 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6947 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6948 for VALUEs, to implement the documented interface.
6949 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6950 Adjust for VALUEs and anything else, to implement the
6951 documented interface.
6953 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6955 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6956 with actual SPE/paired vector modes before using 64-bit alignment.
6957 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6959 2009-09-10 DJ Delorie <dj@redhat.com>
6961 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6964 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6965 * config/mep/mep.c (mep_legitimate_constant_p): New.
6966 * config/mep/mep-protos.h: Prototype it.
6968 2009-09-10 Richard Henderson <rth@redhat.com>
6970 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6972 2009-09-10 Jason Merrill <jason@redhat.com>
6974 * tree.c (chain_index): New fn.
6975 * tree.h: Declare it.
6977 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6979 * config/sol2-c.c (cmn_err_length_specs): Initialize
6980 scalar_identity_flag.
6982 2009-09-10 Richard Henderson <rth@redhat.com>
6984 * tree.h (struct tree_decl_common): Move align member earlier;
6985 move label_decl_uid member ...
6986 (struct tree_label_decl): ... here.
6987 (LABEL_DECL_UID): Update to match.
6989 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6992 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6993 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6995 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6996 dest_prev if the edge is complex.
6998 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7000 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7001 loop latch tests earlier.
7003 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7004 before GIMPLE_RETURN, not after its predecessor; insert
7007 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7008 gimple_seq_empty_p to test for no PHI nodes.
7009 * tree-cfg.c (split_critical_edges): Likewise.
7011 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7013 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7015 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7016 introduced by the VTA branch merge.
7018 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7020 * ira-conflicts.c: Use fputs or putc instead of fprintf
7024 * tree-switch-conversion.c: Ditto.
7026 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7028 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7029 introduced by the VTA branch merge.
7031 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7034 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7036 PR rtl-optimization/39779
7037 * expr.c (convert_modes): Return when mode == oldmode after
7038 CONST_INTs are processed.
7040 2009-09-10 Nick Clifton <nickc@redhat.com>
7042 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7043 attribute and referring decl when creating renamed symbol.
7045 2009-09-10 Richard Guenther <rguenther@suse.de>
7048 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7050 (cgraph_finalize_compilation_unit): Compute reachability
7051 before emitting thunks. Properly process aliases before
7052 possibly removing unreachable nodes.
7054 2009-09-10 Richard Guenther <rguenther@suse.de>
7057 * tree.c (struct free_lang_data_d): Add worklist member.
7058 (find_decls_types_r): Push onto the worklist instead of recursing.
7059 Handle TREE_BINFOs properly.
7060 (find_decls_types): New function wrapped around find_decls_types_r
7061 to process the worklist.
7062 (find_decls_types_in_eh_region): Use it.
7063 (find_decls_types_in_node): Likewise.
7064 (find_decls_types_in_var): Likewise.
7065 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7066 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7067 (AGGREGATE_TYPE_P): Adjust.
7069 2009-09-09 Jason Merrill <jason@redhat.com>
7071 * configure.ac: Check glibc version even if we have an in-tree
7074 2009-09-09 Anthony Green <green@moxielogic.com>
7076 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7077 the constant 0 when appropriate.
7078 * config/moxie/constraints.md: Add constraint O.
7080 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7081 to pass up to 6 32-bit argument values in registers.
7082 (moxie_function_arg): Ditto.
7083 (moxie_arg_partial_bytes): Ditto.
7084 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7085 (REG_PARM_STACK_SPACE): Ditto.
7086 (FUNCTION_ARG_REGNO_P): Ditto.
7088 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7089 instruction to allocate stack space.
7091 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7093 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7094 unnecessarily stringent constraints. Fix address
7095 calculation in the splitters.
7097 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7099 PR rtl-optimization/39779
7100 * expr.c (convert_modes): Return when mode == oldmode after
7101 CONST_INTs are processed.
7103 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7106 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7107 (ix86_expand_prologue): Take frame.padding0 into logic of
7109 (ix86_expand_epilogue): Likewise.
7111 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7113 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7115 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7116 * config/t-slibgcc-libgcc: New file.
7117 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7119 2009-09-09 Martin Jambor <mjambor@suse.cz>
7121 PR tree-optimization/41089
7122 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7125 2009-09-09 Richard Henderson <rth@redhat.com>
7127 * gimple.h (CASE_GIMPLE_OMP): New.
7128 (is_gimple_omp): Use it.
7129 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7130 (verify_gimple_debug): Likewise.
7132 2009-09-09 Richard Guenther <rguenther@suse.de>
7134 PR tree-optimization/41101
7135 * tree-ssa-pre.c (maximal_set): Remove.
7136 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7137 Defer all blocks we didn't visit at least one successor.
7138 (add_to_exp_gen): Do not add to the maximal set.
7139 (make_values_for_phi): Likewise.
7140 (compute_avail): Likewise.
7141 (init_pre): Do not allocate the maximal set.
7142 (execute_pre): Do not dump it.
7144 2009-09-09 Martin Jambor <mjambor@suse.cz>
7146 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7147 an SSA_NAME rather than a is_gimple_variable.
7149 2009-09-09 Richard Guenther <rguenther@suse.de>
7152 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7153 code dealing with plain pointer bases.
7154 (maybe_fold_offset_to_reference): Likewise.
7155 (maybe_fold_stmt_addition): Adjust.
7157 2009-09-09 Richard Guenther <rguenther@suse.de>
7159 * tree.c (free_lang_data_in_type): Do not free the type variant
7161 (free_lang_data): Merge char_type_node with its properly signed
7163 (pass_ipa_free): Collect after freeing language specific data.
7165 2009-09-09 Michael Matz <matz@suse.de>
7168 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7169 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7170 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7173 2009-09-08 DJ Delorie <dj@redhat.com>
7175 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7177 2009-09-04 Jason Merrill <jason@redhat.com>
7179 * tree.c (tree_find_value): Remove.
7180 * tree.h: Remove prototype.
7181 * varasm.c (assemble_external): Use value_member instead.
7183 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7185 * toplev.c (process_options): Choose default debugging type when
7186 gtoggle enables debug info and type is unset.
7188 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7192 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7195 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7197 * configure: Rebuilt with modified libtool.m4.
7199 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7204 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7206 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7208 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7209 (remove_statement): Likewise.
7210 (rewrite_use_nonlinear_expr): Adjust.
7211 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7212 * tree-ssa.c (release_defs_bitset): ... this. New.
7213 * tree-flow.h (release_defs_bitset): Declare.
7215 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7218 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7219 in the middle block.
7221 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7223 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7224 via intptr_t to long type.
7225 (insert_operand_rank): Cast long type via intptr_t to
7227 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7229 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7230 from pointer to unsigned via uintptr_t.
7232 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7233 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7235 * configure: Regenerated.
7236 * config.in: Regenerated
7237 * system.h (stdint.h): Add include.
7238 (inttypes.h): Likewise.
7239 * Makefile.in (aclocal): Add config/stdint.m4.
7240 * aclocal.m4: Regenerated.
7242 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7244 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7246 (note_np_check_stores): New function.
7247 (harmless_null_pointer_p): New function.
7248 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7249 changed. Take into account whether we're in the shadow of a condjump
7250 that tested NP_REG for NULL.
7251 Lose all code that tested for SEQUENCEs.
7252 (workaround_speculation): Avoid inserting NOPs for loads that are
7253 either always executed or a NULL pointer.
7255 2009-09-08 Jan Hubicka <jh@suse.cz>
7257 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7258 * params.def (early-inlining-insns): Likewise.
7260 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7262 PR rtl-optimization/41239
7263 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7264 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7266 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7267 across calls, as the calls might not always return normally.
7268 (call_may_noreturn_p): New function.
7269 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7270 (init_deps): Initialize it.
7271 (remove_from_deps): Also remove calls from
7272 last_function_call_may_noreturn list.
7274 2009-09-07 Richard Henderson <rth@redhat.com>
7276 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7277 more VR->OPERANDS than LHS operands. Free LHS before returning.
7279 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7281 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7282 (attr "addrtype"): New member "spreg".
7283 Use it if mem_spfp_address_operand is true for the address.
7284 (attr "type"): New entry "stall".
7285 (cpu_unit "load"): New.
7286 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7288 (insn_reservation "loadsp"): New.
7289 (insn_reservation "load_stall1"): New.
7290 (insn_reservation "load_stall3"): New.
7292 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7293 (mem_p_address_operand): Exclude stack and frame pointer based
7295 (mem_spfp_address_operand): New; match them here.
7296 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7297 (bfin_reorg): Call it if scheduling insns.
7298 (bfin_gen_bundles): Remove dummy insns created by
7299 add_sched_insns_for_speculation.
7301 From Jie Zhang <jie.zhang@analog.com>:
7302 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7303 bfin_si_revision, bfin_workarounds): Move these ...
7304 * config/bfin/bfin.h: ... here.
7306 From Mike Frysinger <michael.frysinger@analog.com>
7307 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7308 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7309 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7310 bf547m, bf548m, and bf549m.
7311 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7312 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7313 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7314 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7315 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7316 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7317 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7318 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7319 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7320 bf542m, bf544m, bf547m, bf548m, and bf549m.
7322 From Jie Zhang <jie.zhang@analog.com>:
7323 * config/bfin/predicates.md (p_register_operand): New predicate.
7324 (dp_register_operand): New predicate.
7325 * config/bfin/bfin-protos.h (WA_05000074): Define.
7326 (ENABLE_WA_05000074): Define.
7327 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7328 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7329 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7330 (define_attr addrtype): Allow load/store register to be P register.
7331 (define_attr storereg): New.
7332 (define_cpu_unit anomaly_05000074): New.
7333 (define_insn_reservation dsp32shiftimm): New.
7334 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7335 (define_insn_reservation loadp): Cannot use slot2.
7336 (define_insn_reservation loadsp): Cannot use slot2.
7337 (define_insn_reservation storep): Cannot use slot2. Does not
7338 apply when working around 05000074.
7339 (define_insn_reservation storep_anomaly_05000074): New.
7340 (define_insn_reservation storei): Does not apply when working
7342 (define_insn_reservation storei_anomaly_05000074): New.
7343 (define_attr length): Add dsp32shiftimm case.
7344 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7345 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7346 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7347 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7348 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7350 2009-09-07 Martin Jambor <mjambor@suse.cz>
7353 * tree-sra.c (create_artificial_child_access): Return NULL if
7354 build_ref_for_offset fails.
7355 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7356 and create_artificial_child_access to fail.
7358 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7361 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7362 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7363 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7365 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7367 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7368 block, ensure it has an exit edge. Emit a barrier after a jump.
7370 2009-09-07 Nick Clifton <nickc@redhat.com>
7372 * gcc.c (this_is_linker_script): New variable. Like
7373 this_is_library_file but for the %T constructor.
7374 (end_going_arg): If this_is_linker_script is set then locate the
7375 script and insert a --script switch before it
7376 (do_spec_2): Initialise this_is_linker_script.
7377 (do_spec_1): Likewise. Handle %T construct.
7378 (eval_spec_function): Preserve this_is_linker_script.
7379 * doc/invoke.texi: Document %T construct in spec files.
7380 * config/m32c/m32c.h (LIB_SPEC): Use it.
7382 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7384 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7385 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7386 when volatile flag is set.
7387 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7389 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7392 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7393 (combine_stack_adjustments_for_block): Allow insns between stack
7394 adjustments and stores with corresponding pre-(dec|inc)rement or
7395 pre-modify operation.
7397 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7400 * combine-stack-adj.c (struct csa_memlist): Rename to...
7401 (struct csa_reflist): ... this. Rename mem field to ref.
7402 (free_csa_memlist): Rename to...
7403 (free_csa_reflist): ... this.
7404 (record_one_stack_memref): Rename to...
7405 (record_one_stack_ref): ... this. Handle also REG_P.
7406 (try_apply_stack_adjustment): Handle also REG_P.
7407 (struct record_stack_memrefs_data): Rename to...
7408 (struct record_stack_refs_data): ... this. Rename memlist field to
7410 (record_stack_memrefs): Rename to...
7411 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7412 subexpressions instead of failing when a MEM contains SP references.
7413 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7414 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7416 2009-09-06 Richard Guenther <rguenther@suse.de>
7419 * tree.c (build_array_type): Do not record types marked
7420 with structural equality in the canonical type hashtable.
7422 2009-09-06 Richard Guenther <rguenther@suse.de>
7425 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7427 2009-09-05 Richard Guenther <rguenther@suse.de>
7430 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7432 2009-09-05 Richard Guenther <rguenther@suse.de>
7435 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7437 2009-09-05 Richard Guenther <rguenther@suse.de>
7440 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7441 before comparing function argument types.
7443 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7446 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7449 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7452 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7454 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7455 locators before emit_insn is called.
7457 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7460 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7461 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7462 (reginfo_init): Don't call allocate_reg_info.
7464 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7467 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7468 NONDEBUG_INSN_P instead of INSN_P.
7470 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7473 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7475 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7478 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7479 pattern of the split.
7481 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7483 * toplev.c (process_options): Move setter of flag_var_tracking
7484 before other tests that depend on it. Move down setter of
7485 flag_rename_registers. Don't enable var-tracking-assignments
7486 by default if selective scheduling is enabled. Warn if both
7489 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7491 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7492 comment. Use switch statement to catch overlaps between rtx
7493 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7494 (IS_DECL_CODE): ... here. Remove.
7495 (check_value_is_not_decl): Remove.
7496 (dv_from_decl, dv_from_value): Check after conversion.
7498 2009-09-04 Richard Guenther <rguenther@suse.de>
7501 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7502 after emitting tunks. Move emitting thunks and ctors from ...
7503 (cgraph_optimize): ... here. Remove redundant
7504 cgraph_analyze_functions.
7505 * varasm.c (find_decl_and_mark_needed): Remove no longer
7507 (finish_aliases_1): Adjust check for thunk aliases.
7509 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7511 * config/arm/arm.md (ctzsi2): Added braces
7512 to avoid warning that broke booststrap.
7514 2009-09-04 Martin Jambor <mjambor@suse.cz>
7516 PR tree-optimization/41112
7517 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7518 handle variable-bounded arrays.
7519 (expr_with_var_bounded_array_refs_p): New function.
7520 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7522 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7524 * config/s390/2097.md: Removed two incorrect bypasses.
7525 (z10_fsimpdf): Fixed latency.
7526 (z10_fhex): New insn_reservation.
7527 (z10_floaddf): Fixed latency.
7528 (z10_floadsf): Fixed latency.
7529 (z10_ftrunctf): Fixed latency.
7530 (z10_ftruncdf): Fixed latency.
7531 * config/s390/s390.c (z10_cost): Fixed values.
7532 (s390_adjust_priority): Added z10 path.
7533 * config/s390/s390.md (type): Added fhex.
7534 (*mov<mode>_64dfp): Updated type attribute.
7535 (*mov<mode>_64): Updated type attribute.
7536 (*mov<mode>_31): Updated type attribute.
7537 (*mov<mode>"): Likewise.
7538 * config/s390/2084.md (x_fsimpdf): Updated condition.
7540 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7542 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7543 RTXs in the predicate for operand 1.
7545 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7547 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7548 (rbitsi2): New insn.
7549 (ctzsi2): New expand.
7550 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7552 2009-09-03 Martin Jambor <mjambor@suse.cz>
7554 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7555 (create_artificial_child_access): Use build_ref_for_offset instead
7556 of duplicate_expr_for_different_base.
7557 (propagate_subacesses_accross_link): Likewise.
7559 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7561 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7563 (mips16e_collect_argument_saves): Skip debug instructions.
7564 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7565 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7566 (r10k_insert_cache_barriers): Likewise.
7567 (mips_reorg_process_insns): Likewise.
7569 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7572 * ira.c (update_equiv_reg): Remove check on class likely spill.
7574 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7577 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7578 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7582 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7583 the stack slot if it is passed by invisible reference.
7584 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7585 by invisible reference.
7587 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7589 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7590 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7591 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7593 * config/bfin/sync.md: New file.
7594 * config/bfin/bfin.md: Include it.
7595 (UNSPEC_ATOMIC): New.
7596 (UNSPEC_ONES): Provide a unique number.
7598 From Jie Zhang <jie.zhang@analog.com>:
7599 * config/bfin/bfin.c (ret_regs): New.
7600 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7601 (must_save_rets_p): New.
7602 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7603 current_function_is_leaf.
7604 (do_link): Likewise.
7605 (do_unlink): Likewise.
7606 (expand_interrupt_handler_prologue): Use ret_regs array.
7607 (expand_interrupt_handler_epilogue): Use ret_regs array and
7608 pass return register to gen_return_internal.
7609 (bfin_expand_epilogue): Pass return register to
7610 gen_return_internal.
7611 (bfin_expand_call): Explicitly clobber RETS.
7612 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7613 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7614 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7615 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7617 (return_internal): Take a reg rtx rather than the register number.
7619 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7621 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7622 when comparing against estimated_loop_iterations_int return.
7624 2009-09-03 Richard Guenther <rguenther@suse.de>
7626 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7627 eh_personality_libfunc.
7629 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7631 * tree-parloops.c (separate_decls_in_region): Add space.
7633 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7635 * tree-parloops.c (separate_decls_in_region): Change the condition
7636 checking if there are reductions in the loop.
7638 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7640 PR tree-optimization/38275
7641 * tree-parloops.c (parallelize_loops): Replace profitability condition
7642 for expected number of iterations.
7644 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7646 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7647 (bootstrap-debug): Explain conditions in which it becomes default.
7648 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7651 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7653 * doc/invoke.texi (Optimize Options): Move
7654 -finline-small-functions to the -O2 list.
7656 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7658 * toplev.c (process_options): Enable var-tracking-assignments
7659 by default if var-tracking is enabled.
7661 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7663 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7665 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7666 * rtl.h (prev_nonnote_insn_bb): Declare it.
7668 2009-09-03 Diego Novillo <dnovillo@google.com>
7670 * cgraph.c (cgraph_node_for_decl): New.
7671 * cgraph.h (cgraph_node_for_decl): Declare.
7672 * tree.c (host_integerp): Return 0 if T is NULL.
7674 2009-09-03 Diego Novillo <dnovillo@google.com>
7676 * tree.h (struct alias_pair): Move from varasm.c.
7677 (alias_pairs): Likewise.
7678 (TYPE_MAXVAL): Define.
7679 (TYPE_MINVAL): Define.
7680 (iterative_hash_host_wide_int): Declare.
7681 (remove_unreachable_alias_pairs): Declare.
7682 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7683 * diagnostic.c (default_diagnostic_starter): Make extern.
7684 (default_diagnostic_finalizer): Make extern.
7685 * diagnostic.h (default_diagnostic_starter): Declare.
7686 (default_diagnostic_finalizer): Declare.
7687 (default_tree_printer): Declare.
7688 * toplev.c (default_tree_printer): Make extern.
7690 2009-09-03 Richard Guenther <rguenther@suse.de>
7691 Diego Novillo <dnovillo@google.com>
7693 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7694 * cgraphunit.c (cgraph_expand_function): Do not emit
7695 associated thunks from here.
7696 (cgraph_emit_thunks): New.
7697 (cgraph_optimize): Call it.
7698 Return if any IPA pass finds an error.
7699 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7702 2009-09-03 Simon Baldwin <simonb@google.com>
7703 Rafael Espindola <espindola@google.com>
7704 Richard Guenther <rguenther@suse.de>
7705 Doug Kwan <dougkwan@google.com>
7706 Diego Novillo <dnovillo@google.com>
7708 * tree.c: Include tree-pass.h, langhooks-def.h,
7709 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7710 (free_lang_data_in_type): New.
7711 (need_assembler_name_p): New.
7712 (free_lang_data_in_block): New.
7713 (free_lang_data_in_decl): New.
7714 (struct free_lang_data_d): New.
7715 (add_tree_to_fld_list): New.
7716 (find_decls_types_r): New.
7717 (get_eh_types_for_runtime): New.
7718 (find_decls_types_in_eh_region): New.
7719 (find_decls_types_in_node): New.
7720 (find_decls_types_in_var): New.
7721 (free_lang_data_in_cgraph): New.
7722 (free_lang_data): New.
7723 (gate_free_lang_data): New.
7724 (pass_ipa_free_lang_data): New.
7726 2009-09-03 Diego Novillo <dnovillo@google.com>
7728 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7729 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7730 (lang_hooks): Remove const qualifier.
7731 * ipa.c (cgraph_remove_unreachable_nodes): Call
7732 remove_unreachable_alias_pairs.
7733 * except.c (add_type_for_runtime): Check if TYPE has
7734 already been converted.
7735 (lookup_type_for_runtime): Likewise.
7736 (check_handled): Handle converted types.
7737 * varasm.c (remove_unreachable_alias_pairs): New.
7738 * gimple.c: Include demangle.h.
7739 (gimple_decl_printable_name): New.
7740 (gimple_fold_obj_type_ref): New.
7741 * gimple.h (gimple_decl_printable_name): Declare.
7742 (gimple_fold_obj_type_ref): Declare.
7743 * passes.c (init_optimization_passes): Add pass
7744 pass_ipa_free_lang_data.
7745 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7746 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7748 2009-09-03 Diego Novillo <dnovillo@google.com>
7750 * c-lang.c (lang_hooks): Remove const qualifier.
7752 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7754 * doc/install.texi (*-*-freebsd*): Update target information.
7756 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7758 * hard-reg-set.h (call_fixed_regs): Remove.
7759 * reginfo.c (call_fixed_regs): Remove.
7760 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7761 (globalize_reg): Don't use call_fixed_regs.
7762 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7765 2009-09-01 Michael Matz <matz@suse.de>
7767 * expr.h (emit_storent_insn, expand_expr_real_1,
7768 expand_expr_real_2): Declare.
7769 * expr.c (emit_storent_insn, expand_expr_real_1,
7770 expand_expr_real_2): Export.
7771 (store_expr): Setting and evaluating dont_return_target is useless.
7772 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7773 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7774 * except.c (expand_resx_expr): Rename to ...
7775 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7776 * except.h (expand_resx_stmt): Declare.
7777 * stmt.c: Add include gimple.h
7778 (expand_asm_expr): Rename to ...
7779 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7780 (expand_case): Rewrite to take gimple statement.
7781 * tree.h (expand_asm_stmt): Declare.
7782 (expand_case): Change prototype.
7783 * Makefile.in (stmt.o): Depend on gimple.h.
7784 * builtins.c (expand_builtin_synchronize): Build gimple asm
7785 statement, not an ASM_EXPR.
7786 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7787 gimple_to_tree, release_stmt_tree): Remove.
7788 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7789 ggc_free, but hold comparison code and operands separately.
7790 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7791 (expand_call_stmt, expand_gimple_stmt_1,
7792 expand_gimple_stmt): New helpers.
7793 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7794 release_stmt_tree. Call expand_gimple_stmt instead.
7795 (expand_gimple_basic_block): Ditto.
7797 * calls.c (emit_call_1): Don't look at EH regions here, make
7798 fntree parameter useless.
7799 (expand_call): New local rettype for TREE_TYPE(exp), use it
7800 throughout. Remove local p, use addr instead.
7801 Don't look at EH regions here.
7803 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7805 * doc/invoke.texi (-fsched-pressure): Document it.
7806 (-fsched-reg-pressure-heuristic): Remove it.
7808 * reload.c (ira.h): Include.
7809 (find_reloads): Add choosing reload on number of small spilled
7812 * haifa-sched.c (ira.h): Include.
7813 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7814 saved_reg_pressure, curr_reg_live, saved_reg_live,
7815 region_ref_regs): New variables.
7816 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7817 initiate_reg_pressure_info, setup_ref_regs,
7818 initiate_bb_reg_pressure_info, save_reg_pressure,
7819 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7821 (setup_insn_reg_pressure_info): New function.
7822 (rank_for_schedule): Add pressure checking and insn issue time.
7823 Remove comparison of insn reg weights.
7824 (ready_sort): Set insn reg pressure info.
7825 (update_register_pressure, setup_insn_max_reg_pressure,
7826 update_reg_and_insn_max_reg_pressure,
7827 sched_setup_bb_reg_pressure_info): New functions.
7828 (schedule_insn): Add code for printing and updating reg pressure info.
7829 (find_set_reg_weight, find_insn_reg_weight): Remove.
7830 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7831 (debug_ready_list): Print reg pressure info.
7832 (schedule_block): Ditto. Check insn issue time.
7833 (sched_init): Set up sched_pressure_p. Allocate and set up some
7834 reg pressure related info.
7835 (sched_finish): Free some reg pressure related info.
7836 (fix_tick_ready): Make insn always ready if pressure_p.
7837 (init_h_i_d): Don't call find_insn_reg_weight.
7838 (haifa_finish_h_i_d): Free insn reg pressure info.
7840 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7841 ira_memory_move_cost, ira_class_hard_regs,
7842 ira_class_hard_regs_num, ira_no_alloc_regs,
7843 ira_available_class_regs, ira_reg_class_cover_size,
7844 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7846 * ira-lives.c (single_reg_class): Check mode to find how many
7847 registers are necessary for operand.
7848 (ira_implicitly_set_insn_hard_regs): New.
7850 * common.opt (fsched-pressure): New options.
7851 (fsched-reg-pressure-heuristic): Remove.
7853 * ira.c (setup_eliminable_regset): Rename to
7854 ira_setup_eliminable_regset. Make it external.
7855 (expand_reg_info): Pass cover class to setup_reg_classes.
7856 (ira): Call resize_reg_info instead of allocate_reg_info.
7858 * sched-deps.c: Include ira.h.
7859 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7860 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7861 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7862 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7863 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7864 mark_insn_reg_store, mark_insn_reg_clobber,
7865 setup_insn_reg_pressure_info): New.
7866 (sched_analyze_1): Update implicit_reg_pending_uses.
7867 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7868 Use them to create dependencies. Set insn reg uses and pressure
7869 info. Process reg_pending_uses in one place.
7870 (free_deps): Free implicit sets.
7871 (remove_from_deps): Remove implicit sets if necessary. Check
7872 implicit sets when clearing reg_last_in_use.
7873 (init_deps_global): Clear implicit_reg_pending_clobbers and
7874 implicit_reg_pending_uses.
7876 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7877 ira_memory_move_cost, ira_class_hard_regs,
7878 ira_class_hard_regs_num, ira_no_alloc_regs,
7879 ira_available_class_regs, ira_reg_class_cover_size,
7880 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7881 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7882 ira_implicitly_set_insn_hard_regs): New prototypes.
7884 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7885 cost_elements_num): New variables.
7886 (allocno_costs, total_costs): Rename to costs and
7887 total_allocno_costs.
7888 (COSTS_OF_ALLOCNO): Rename to COSTS.
7889 (allocno_pref): Rename to pref.
7890 (allocno_pref_buffer): Rename to pref_buffer.
7891 (common_classes): Rename to regno_cover_class.
7893 (record_reg_classes): Set allocno attributes only if allocno_p.
7894 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7895 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7896 and COSTS_OF_ALLOCNO.
7897 (print_costs): Rename to print_allocno_costs.
7898 (print_pseudo_costs): New.
7899 (process_bb_node_for_costs): Split into 2 functions with new
7900 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7901 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7902 new parameter dump_file. Use cost_elements_num instead of
7903 ira_allocnos_num. Make one iteration if preferred classes were
7904 already calculated for scheduler. Make 2 versions of code
7905 depending on allocno_p.
7906 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7907 regno_cover_class and COSTS instead of common_classes and
7909 (init_costs, finish_costs): New.
7910 (ira_costs): Set up allocno_p and cost_elements_num. Call
7911 init_costs and finish_costs.
7912 (ira_set_pseudo_classes): New.
7914 * rtl.h (allocate_reg_info): Remove.
7915 (resize_reg_info): Change return type.
7916 (reg_cover_class): New.
7917 (setup_reg_classes): Add new parameter.
7919 * sched-int.h (struct deps_reg): New member implicit_sets.
7920 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7921 (INCREASE_BITS): New macro.
7922 (struct reg_pressure_data, struct reg_use_data): New.
7923 (struct _haifa_insn_data): Remove reg_weight. Add members
7924 reg_pressure, reg_use_list, reg_set_list, and
7925 reg_pressure_excess_cost_change.
7926 (struct deps): New member implicit_sets.
7927 (pressure_p): New variable.
7928 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7929 (struct reg_pressure_data, struct reg_use_data): New.
7930 (INSN_REG_WEIGHT): Remove.
7931 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7932 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7933 (sched_init_region_reg_pressure_info,
7934 sched_setup_bb_reg_pressure_info): New prototypes.
7936 * reginfo.c (struct reg_pref): New member coverclass.
7937 (reg_cover_class): New function.
7938 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7939 (reg_info_size): New variable.
7940 (allocate_reg_info): Make static. Setup reg_info_size.
7941 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7942 (setup_reg_classes): Add a new parameter. Setup cover class too.
7944 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7947 * sched-rgn.c (deps_join): Set up implicit_sets.
7948 (schedule_region): Set up region and basic blocks pressure
7951 * passes.c (init_optimization_passes): Move
7952 pass_subregs_of_mode_init before pass_sched.
7954 2009-09-02 Martin Jambor <mjambor@suse.cz>
7956 * tree-sra.c (struct access): New field grp_hint.
7957 (dump_access): Dump grp_hint.
7958 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7960 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7961 those which have been specifically read and somehow written to.
7962 (propagate_subacesses_accross_link): Set grp_hint of right child and
7963 also possibly of the left child.
7965 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7967 * tree-object-size.c (addr_object_size): Always use object_size_type
7968 0 or 2 when determining the pointer pointed object size.
7970 2009-09-02 Richard Guenther <rguenther@suse.de>
7973 2009-08-31 Richard Guenther <rguenther@suse.de>
7975 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7976 to query if the memory regions for memmove overlap.
7977 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7978 asserts on pointers, instead deal with odd trees.
7979 (ptr_derefs_may_alias_p): Likewise.
7980 (refs_may_alias_p_1): Constructor bases also never alias.
7982 2009-08-01 Christian Bruel <christian.bruel@st.com>
7985 2009-07-31 Christian Bruel <christian.bruel@st.com>
7986 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7988 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7990 * doc/invoke.texi (-fvar-tracking-assignments): New.
7991 (-fvar-tracking-assignments-toggle): New.
7992 (-fdump-final-insns=file): Mark filename as optional.
7993 (--param min-nondebug-insn-uid): New.
7994 (-gdwarf-@{version}): Mention version 4.
7995 * opts.c (common_handle_option): Accept it.
7996 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7997 * regrename.c (regrename_optimize): Drop last. Don't count debug
7998 insns as uses. Don't reject change because of debug insn.
7999 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8000 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8001 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8002 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8003 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8004 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8005 * doc/gimple.texi (is_gimple_debug): New.
8006 (gimple_debug_bind_p): New.
8007 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8008 * doc/install.texi (bootstrap-debug): More details.
8009 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8010 (bootstrap-debug-lib): More details.
8011 (bootstrap-debug-ckovw): Update.
8012 (bootstrap-time): New.
8013 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8014 (insert_phi_nodes_for): Insert debug stmts.
8015 (rewrite_stmt): Take iterator. Insert debug stmts.
8016 (rewrite_enter_block): Adjust.
8017 (maybe_replace_use_in_debug_stmt): New.
8018 (rewrite_update_stmt): Use it.
8019 (mark_use_interesting): Return early for debug stmts.
8020 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8021 stmts before replacing stmt.
8022 (move_computations_stmt): Likewise.
8023 * ira-conflicts.c (add_copies): Skip debug insns.
8024 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8025 (regstat_bb_compute_ri): Skip debug insns.
8026 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8027 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8028 check_loop_closed_ssa_stmt): Skip debug stmts.
8029 * tree-tailcall.c (find_tail_calls): Likewise.
8030 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8031 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8032 (build_var_debug_value_stat): Declare.
8033 (build_var_debug_value): Define.
8034 (target_for_debug_bind): Declare.
8035 * reload.c (find_equiv_reg): Skip debug insns.
8036 * rtlanal.c (reg_used_between_p): Skip debug insns.
8037 (side_effects_p): Likewise.
8038 (canonicalize_condition): Likewise.
8039 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8040 insns never depend on debug insns.
8041 (create_ddg_dep_no_link): Likewise.
8042 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8043 Don't add inter-loop dependencies for debug insns.
8044 (build_intra_loop_deps): Likewise.
8045 (create_ddg): Count debug insns.
8046 * ddg.h (struct ddg::num_debug): New.
8047 (num_backargs): Pair up with previous int field.
8048 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8049 -fcompare-debug-second.
8050 * final.c (get_attr_length_1): Skip debug insns.
8051 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8052 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8053 (driver_self_specs): Map -fdump-final-insns to
8054 -fdump-final-insns=..
8055 (get_local_tick): New.
8056 (compare_debug_dump_opt_spec_function): Test for . argument and
8057 compute output name. Compute temp output spec without flag name.
8058 Compute -frandom-seed.
8059 (OPT): Undef after use.
8060 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8061 (average_num_loop_insns): Likewise.
8062 * params.h (MIN_NONDEBUG_INSN_UID): New.
8063 * gimple.def (GIMPLE_DEBUG): New.
8064 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8065 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8066 (merge_in_block): Fix whitespace.
8067 * toplev.c (flag_var_tracking): Update comment.
8068 (flag_var_tracking_assignments): New.
8069 (flag_var_tracking_assignments_toggle): New.
8070 (process_options): Don't open final insns dump file if we're not
8071 going to write to it. Compute defaults for var_tracking.
8072 * df-scan.c (df_insn_rescan_debug_internal): New.
8073 (df_uses_record): Handle debug insns.
8074 * haifa-sched.c (ready): Initialize n_debug.
8075 (contributes_to_priority): Skip debug insns.
8076 (dep_list_size): New.
8078 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8079 they're ready. Disregard previous debug insns to make decisions.
8080 (queue_insn): Never queue debug insns.
8081 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8082 (schedule_insn): Don't reject debug insns because of issue rate.
8083 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8084 (queue_to_ready): Skip and discount debug insns.
8085 (choose_ready): Let debug insns through.
8086 (schedule_block): Check boundary debug insns. Discount debug
8087 insns, schedule them early. Adjust whitespace.
8088 (set_priorities): Check for boundary debug insns.
8089 (add_jump_dependencies): Use dep_list_size.
8090 (prev_non_location_insn): New.
8091 (check_cfg): Use it.
8092 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8094 (remove_unused_ivs): Reset debug stmts.
8095 * modulo-sched.c (const_iteration_count): Skip debug insns.
8096 (res_MII): Discount debug insns.
8097 (loop_single_full_bb_p): Skip debug insns.
8098 (sms_schedule): Likewise.
8099 (sms_schedule_by_order): Likewise.
8100 (ps_has_conflicts): Likewise.
8101 * caller-save.c (refmarker_fn): New.
8102 (save_call_clobbered_regs): Replace regs with saved mem in
8104 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8105 Call refmarker_fn mark for hardregnos.
8106 (mark_reg_as_referenced): New.
8107 (replace_reg_with_saved_mem): New.
8108 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8109 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8111 (cse_extended_basic_block): Skip debug insns.
8112 (count_reg_usage): Likewise.
8113 (is_dead_reg): New, split out of...
8114 (set_live_p): ... here.
8115 (insn_live_p): Use it for debug insns.
8116 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8117 (execute_optimize_stdarg): Likewise.
8118 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8119 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8120 changes in debug stmts as changes.
8121 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8122 (moveup_expr): Don't move across debug insns. Don't move
8123 debug insn if it would create a bookkeeping block.
8124 (moveup_expr_cached): Don't use cache for debug insns that
8125 are heads of blocks.
8126 (compute_av_set_inside_bb): Skip debug insns.
8127 (sel_rank_for_schedule): Schedule debug insns first. Remove
8129 (block_valid_for_bookkeeping_p); Support lax searches.
8130 (create_block_for_bookkeeping): Adjust block numbers when
8131 encountering debug-only blocks.
8132 (find_place_for_bookkeeping): Deal with debug-only blocks.
8133 (generate_bookkeeping_insn): Accept no place to insert.
8134 (remove_temp_moveop_nops): New argument full_tidying.
8135 (prepare_place_to_insert): Deal with debug insns.
8136 (advance_state_on_fence): Debug insns don't start cycles.
8137 (update_boundaries): Take fence as argument. Deal with
8139 (schedule_expr_on_boundary): No full_tidying on debug insns.
8140 (fill_insns): Deal with debug insns.
8141 (track_scheduled_insns_and_blocks): Don't count debug insns.
8142 (need_nop_to_preserve_insn_bb): New, split out of...
8143 (remove_insn_from_stream): ... this.
8144 (fur_orig_expr_not_found): Skip debug insns.
8145 * rtl.def (VALUE): Move up.
8147 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8148 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8149 Set it if debug stmts are found.
8150 (statement_sink_location): Skip debug stmts. Propagate
8151 moving defs into debug stmts.
8152 * ifcvt.c (first_active_insn): Skip debug insns.
8153 (last_active_insns): Likewise.
8154 (cond_exec_process_insns): Likewise.
8155 (noce_process_if_block): Likewise.
8156 (check_cond_move_block): Likewise.
8157 (cond_move_convert_if_block): Likewise.
8158 (block_jumps_and_fallthru_p): Likewise.
8159 (dead_or_predicable): Likewise.
8160 * dwarf2out.c (debug_str_hash_forced): New.
8161 (find_AT_string): Add comment.
8162 (gen_label_for_indirect_string): New.
8163 (get_debug_string_label): New.
8164 (AT_string_form): Use it.
8165 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8166 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8167 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8168 several operations that cannot be represented with DWARF opcodes.
8169 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8170 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8171 (dwarf2out_var_location): Take during-call mark into account.
8172 (output_indirect_string): Update comment. Output if there are
8173 label and references.
8174 (prune_indirect_string): New.
8175 (prune_unused_types): Call it if debug_str_hash_forced.
8176 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8177 (dw_long_long_const): Remove.
8178 (struct dw_val_struct): Change val_long_long type to rtx.
8179 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8180 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8181 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8182 component instead of HOST_BITS_PER_LONG.
8183 (output_loc_operands): Likewise. For const8* assert
8184 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8185 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8186 rather than HOST_BITS_PER_LONG is >= 64.
8187 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8189 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8190 HOST_BITS_PER_LONG for dw_val_class_long_long.
8191 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8192 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8193 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8195 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8196 Handle DW_OP_implicit_value.
8197 (extract_int): Move prototype earlier.
8198 (mem_loc_descriptor): For SUBREG punt if inner
8199 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8200 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8201 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8202 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8203 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8204 instead of Pmode size.
8205 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8206 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8207 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8208 (concat_loc_descriptor, concatn_loc_descriptor,
8209 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8210 (add_location_or_const_value_attribute): Likewise. For single
8211 location loc_lists attempt to use add_const_value_attribute
8212 for constant decls. Add DW_AT_const_value even if
8213 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8215 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8216 (control_flow_insn_p): Likewise.
8217 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8218 (separate_decls_in_region_debug_bind): New.
8219 (separate_decls_in_region): Process debug bind stmts afterwards.
8220 * recog.c (verify_changes): Handle debug insns.
8221 (extract_insn): Likewise.
8222 (peephole2_optimize): Skip debug insns.
8223 * dse.c (scan_insn): Skip debug insns.
8224 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8226 (setup_id_for_insn): Handle debug insns.
8227 (maybe_tidy_empty_bb): Adjust whitespace.
8228 (tidy_control_flow): Skip debug insns.
8229 (sel_remove_insn): Adjust for debug insns.
8230 (sel_estimate_number_of_insns): Skip debug insns.
8231 (create_insn_rtx_from_pattern): Handle debug insns.
8232 (create_copy_of_insn_rtx): Likewise.
8233 * sel-sched-.h (sel_bb_end): Declare.
8234 (sel_bb_empty_or_nop_p): New.
8235 (get_all_loop_exits): Use it.
8236 (_eligible_successor_edge_p): Likewise.
8237 (return_nop_to_pool): Adjust.
8238 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8239 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8240 * gimple-pretty-print.c (dump_gimple_debug): New.
8241 (dump_gimple_stmt): Use it.
8242 (dump_bb_header): Skip gimple debug stmts.
8243 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8244 (fixup_match_2): Likewise.
8245 (regmove_backward_pass): Likewise. Simplify combined
8246 replacement. Handle debug insns.
8247 * function.c (instantiate_virtual_regs): Handle debug insns.
8248 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8249 * print-rtl.h: Include cselib.h.
8250 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8251 * df.h (df_inns_rescan_debug_internal): Declare.
8252 * gcse.c (alloc_hash_table): Estimate n_insns.
8253 (cprop_insn): Don't regard debug insns as changes.
8254 (bypass_conditional_jumps): Skip debug insns.
8255 (one_pre_gcse_pass): Adjust.
8256 (one_code_hoisting_pass): Likewise.
8257 (compute_ld_motion_mems): Skip debug insns.
8258 (one_cprop_pass): Adjust.
8259 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8260 (if_convertible_stmt_p): Handle debug stmts.
8261 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8262 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8263 * ira-build.c (create_bb_allocnos): Skip debug insns.
8264 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8265 (has_single_use): Likewise.
8266 (single_imm_use): Likewise.
8267 (num_imm_uses): Likewise.
8268 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8269 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8270 (create_outofssa_var_map): Likewise.
8271 * lower-subreg.c (adjust_decomposed_uses): New.
8272 (resolve_debug): New.
8273 (decompose_multiword_subregs): Use it.
8274 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8275 * emit-rtl.c: Include params.h.
8276 (cur_debug_insn_uid): Define.
8277 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8278 (copy_rtx_if_shared_1): Handle debug insns.
8279 (reset_used_flags): Likewise.
8280 (set_used_flags): LIkewise.
8281 (get_max_insn_count): New.
8282 (next_nondebug_insn): New.
8283 (prev_nondebug_insn): New.
8284 (make_debug_insn_raw): New.
8285 (emit_insn_before_noloc): Handle debug insns.
8286 (emit_jump_insn_before_noloc): Likewise.
8287 (emit_call_insn_before_noloc): Likewise.
8288 (emit_debug_insn_before_noloc): New.
8289 (emit_insn_after_noloc): Handle debug insns.
8290 (emit_jump_insn_after_noloc): Likewise.
8291 (emit_call_insn_after_noloc): Likewise.
8292 (emit_debug_insn_after_noloc): Likewise.
8293 (emit_insn_after): Take loc from earlier non-debug insn.
8294 (emit_jump_insn_after): Likewise.
8295 (emit_call_insn_after): Likewise.
8296 (emit_debug_insn_after_setloc): New.
8297 (emit_debug_insn_after): New.
8298 (emit_insn_before): Take loc from later non-debug insn.
8299 (emit_jump_insn_before): Likewise.
8300 (emit_call_insn_before): Likewise.
8301 (emit_debug_insn_before_setloc): New.
8302 (emit_debug_insn_before): New.
8303 (emit_insn): Handle debug insns.
8304 (emit_debug_insn): New.
8305 (emit_jump_insn): Handle debug insns.
8306 (emit_call_insn): Likewise.
8308 (init_emit): Take min-nondebug-insn-uid into account.
8309 Initialize cur_debug_insn_uid.
8310 (emit_copy_of_insn_after): Handle debug insns.
8311 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8312 location of single rhs in place.
8313 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8314 (floor_sdiv_adjust): New.
8315 (cell_sdiv_adjust): New.
8316 (cell_udiv_adjust): New.
8317 (round_sdiv_adjust): New.
8318 (round_udiv_adjust): New.
8319 (wrap_constant): Moved from cselib.
8320 (unwrap_constant): New.
8321 (expand_debug_expr): New.
8322 (expand_debug_locations): New.
8323 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8325 (gimple_expand_cfg): Expand debug locations.
8326 * cselib.c: Include tree-pass.h.
8327 (struct expand_value_data): New.
8328 (cselib_record_sets_hook): New.
8329 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8330 (cselib_clear_table): Move, and implemnet in terms of...
8331 (cselib_reset_table_with_next_value): ... this.
8332 (cselib_get_next_unknown_value): New.
8333 (discard_useless_locs): Don't discard preserved values.
8334 (cselib_preserve_value): New.
8335 (cselib_preserved_value_p): New.
8336 (cselib_preserve_definitely): New.
8337 (cselib_clear_preserve): New.
8338 (cselib_preserve_only_values): New.
8339 (new_cselib_val): Take rtx argument. Dump it in details.
8340 (cselib_lookup_mem): Adjust.
8341 (expand_loc): Take regs_active in struct. Adjust. Silence
8342 dumps unless details are requested.
8343 (cselib_expand_value_rtx_cb): New.
8344 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8345 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8346 without details. Copy more subregs. Try to resolve values
8347 using a callback. Wrap constants.
8348 (cselib_subst_to_values): Adjust.
8349 (cselib_log_lookup): New.
8350 (cselib_lookup): Call it.
8351 (cselib_invalidate_regno): Don't count preserved values as useless.
8352 (cselib_invalidate_mem): Likewise.
8353 (cselib_record_set): Likewise.
8354 (struct set): Renamed to cselib_set, moved to cselib.h.
8355 (cselib_record_sets): Adjust. Call hook.
8356 (cselib_process_insn): Reset table when it would be cleared.
8357 (dump_cselib_val): New.
8358 (dump_cselib_table): New.
8359 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8360 (remove_forwarder_block): Support moving debug stmts.
8361 * cselib.h (cselib_record_sets_hook): Declare.
8362 (cselib_expand_callback): New type.
8363 (cselib_expand_value_rtx_cb): Declare.
8364 (cselib_reset_table_with_next_value): Declare.
8365 (cselib_get_next_unknown_value): Declare.
8366 (cselib_preserve_value): Declare.
8367 (cselib_preserved_value_p): Declare.
8368 (cselib_preserve_only_values): Declare.
8369 (dump_cselib_table): Declare.
8370 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8371 (try_crossjump_to_edge): Likewise.
8372 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8373 dominated blocks when debug stmts are present.
8374 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8375 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8376 (set_var_live_on_entry): Likewise.
8377 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8378 * cfglayout.c (curr_location, last_location): Make static.
8379 (set_curr_insn_source_location): Don't avoid bouncing.
8380 (get_curr_insn_source_location): New.
8381 (get_curr_insn_block): New.
8382 (duplicate_insn_chain): Handle debug insns.
8383 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8385 * common.opt (fcompare-debug): Move to sort order.
8386 (fdump-unnumbered-links): Likewise.
8387 (fvar-tracking-assignments): New.
8388 (fvar-tracking-assignments-toggle): New.
8389 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8390 because of debug stmts.
8391 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8392 (eliminate_unnecessary_stmts): Walk dominated blocks before
8394 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8395 * ira.c (memref_used_between_p): Skip debug insns.
8396 (update_equiv_regs): Likewise.
8397 * sched-deps.c (sd_lists_size): Accept empty list.
8398 (sd_init_insn): Mark debug insns.
8399 (sd_finish_insn): Unmark them.
8400 (sd_add_dep): Reject non-debug deps on debug insns.
8401 (fixup_sched_groups): Give debug insns group treatment.
8403 (sched_analyze_reg): Don't mark debug insns for sched before call.
8404 (sched_analyze_2): Handle debug insns.
8405 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8407 (deps_analyze_insn): Handle debug insns.
8408 (deps_start_bb): Skip debug insns.
8409 (init_deps): Initialize last_debug_insn.
8410 * tree-ssa.c (target_for_debug_bind): New.
8411 (find_released_ssa_name): New.
8412 (propagate_var_def_into_debug_stmts): New.
8413 (propagate_defs_into_debug_stmts): New.
8414 (verify_ssa): Skip debug bind stmts without values.
8415 (warn_uninialized_vars): Skip debug stmts.
8416 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8417 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8418 (rtx_equal_p): Likewise.
8419 * ira-costs.c (scan_one_insn): Skip debug insns.
8420 (process_bb_node_for_hard_reg_moves): Likewise.
8421 * rtl.h (DEBUG_INSN_P): New.
8422 (NONDEBUG_INSN_P): New.
8423 (MAY_HAVE_DEBUG_INSNS): New.
8424 (INSN_P): Accept debug insns.
8425 (RTX_FRAME_RELATED_P): Likewise.
8426 (INSN_DELETED_P): Likewise
8427 (PAT_VAR_LOCATION_DECL): New.
8428 (PAT_VAR_LOCATION_LOC): New.
8429 (PAT_VAR_OCATION_STATUS): New.
8430 (NOTE_VAR_LOCATION_DECL): Reimplement.
8431 (NOTE_VAR_LOCATION_LOC): Likewise.
8432 (NOTE_VAR_LOCATION_STATUS): Likewise.
8433 (INSN_VAR_LOCATION): New.
8434 (INSN_VAR_LOCATION_DECL): New.
8435 (INSN_VAR_LOCATION_LOC): New.
8436 (INSN_VAR_LOCATION_STATUS): New.
8437 (gen_rtx_UNKNOWN_VAR_LOC): New.
8438 (VAR_LOC_UNKNOWN_P): New.
8439 (NOTE_DURING_CALL_P): New.
8440 (SCHED_GROUP_P): Accept debug insns.
8441 (emit_debug_insn_before): Declare.
8442 (emit_debug_insn_before_noloc): Declare.
8443 (emit_debug_insn_beore_setloc): Declare.
8444 (emit_debug_insn_after): Declare.
8445 (emit_debug_insn_after_noloc): Declare.
8446 (emit_debug_insn_after_setloc): Declare.
8447 (emit_debug_insn): Declare.
8448 (make_debug_insn_raw): Declare.
8449 (prev_nondebug_insn): Declare.
8450 (next_nondebug_insn): Declare.
8451 (delegitimize_mem_from_attrs): Declare.
8452 (get_max_insn_count): Declare.
8453 (wrap_constant): Declare.
8454 (unwrap_constant): Declare.
8455 (get_curr_insn_source_location): Declare.
8456 (get_curr_insn_block): Declare.
8457 * tree-inline.c (insert_debug_decl_map): New.
8458 (processing_debug_stmt): New.
8459 (remap_decl): Don't create new mappings in debug stmts.
8460 (remap_gimple_op_r): Don't add references in debug stmts.
8461 (copy_tree_body_r): Likewise.
8462 (remap_gimple_stmt): Handle debug bind stmts.
8463 (copy_bb): Skip debug stmts.
8464 (copy_edges_for_bb): Likewise.
8465 (copy_debug_stmt): New.
8466 (copy_debug_stmts): New.
8467 (copy_body): Copy debug stmts at the end.
8468 (insert_init_debug_bind): New.
8469 (insert_init_stmt): Take id. Skip and emit debug stmts.
8470 (setup_one_parameter): Remap variable earlier, register debug mapping.
8471 (estimate_num_insns): Skip debug stmts.
8472 (expand_call_inline): Preserve debug_map.
8473 (optimize_inline_calls): Check for no debug_stmts left-overs.
8474 (unsave_expr_now): Preserve debug_map.
8475 (copy_gimple_seq_and_replace_locals): Likewise.
8476 (tree_function_versioning): Check for no debug_stmts left-overs.
8477 Init and destroy debug_map as needed. Split edges unconditionally.
8478 (build_duplicate_type): Init and destroy debug_map as needed.
8479 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8480 (struct copy_body_data): Add debug_stmts and debug_map.
8481 * sched-int.h (struct ready_list): Add n_debug.
8482 (struct deps): Add last_debug_insn.
8483 (DEBUG_INSN_SCHED_P): New.
8484 (BOUNDARY_DEBUG_INSN_P): New.
8485 (SCHEDULE_DEBUG_INSN_P): New.
8486 (sd_iterator_cond): Accept empty list.
8487 * combine.c (create_log_links): Skip debug insns.
8488 (combine_instructions): Likewise.
8489 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8490 return value is always unshared.
8491 (struct rtx_subst_pair): New.
8492 (auto_adjust_pair): New.
8493 (propagate_for_debug_subst): New.
8494 (propagate_for_debug): New.
8495 (try_combine): Skip debug insns. Propagate removed defs into
8497 (next_nonnote_nondebug_insn): New.
8498 (distribute_notes): Use it. Skip debug insns.
8499 (distribute_links): Skip debug insns.
8500 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8501 * resource.c (mark_target_live_regs): Likewise.
8502 * var-tracking.c: Include cselib.h and target.h.
8503 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8505 (micro_operation_type_name): New.
8506 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8507 (struct micro_operation_def): Update comments.
8508 (decl_or_value): New type. Use instead of decls.
8509 (struct emit_note_data_def): Add vars.
8510 (struct attrs_def): Use decl_or_value.
8511 (struct variable_tracking_info_def): Add permp, flooded.
8512 (struct location_chain_def): Update comment.
8513 (struct variable_part_def): Use decl_or_value.
8514 (struct variable_def): Make var_part a variable length array.
8516 (scratch_regs): New.
8517 (cselib_hook_called): New.
8518 (dv_is_decl_p): New.
8519 (dv_is_value_p): New.
8522 (dv_as_opaque): New.
8523 (dv_onepart_p): New.
8525 (IS_DECL_CODE): New.
8526 (check_value_is_not_decl): New.
8527 (dv_from_decl): New.
8528 (dv_from_value): New.
8529 (dv_htab_hash): New.
8530 (variable_htab_hash): Use it.
8531 (variable_htab_eq): Support values.
8532 (variable_htab_free): Free from the right pool.
8533 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8534 (attrs_list_union): Adjust.
8535 (attrs_list_mpdv_union): New.
8536 (tie_break_pointers): New.
8537 (canon_value_cmp): New.
8538 (unshare_variable): Return possibly-modified slot.
8539 (vars_copy_1): Adjust.
8540 (var_reg_decl_set): Adjust. Split out of...
8541 (var_reg_set): ... this.
8542 (get_init_value): Adjust.
8543 (var_reg_delete_and_set): Adjust.
8544 (var_reg_delete): Adjust.
8545 (var_regno_delete): Adjust.
8546 (var_mem_decl_set): Split out of...
8547 (var_mem_set): ... this.
8548 (var_mem_delete_and_set): Adjust.
8549 (var_mem_delete): Adjust.
8553 (variable_union): Adjust. Speed up merge of 1-part vars.
8554 (variable_canonicalize): Use unshared slot.
8555 (VALUED_RECURSED_INTO): New.
8556 (find_loc_in_1pdv): New.
8557 (struct dfset_merge): New.
8558 (insert_into_intersection): New.
8559 (intersect_loc_chains): New.
8561 (canonicalize_loc_order_check): New.
8562 (canonicalize_values_mark): New.
8563 (canonicalize_values_star): New.
8564 (variable_merge_over_cur): New.
8565 (variable_merge_over_src): New.
8566 (dataflow_set_merge): New.
8567 (dataflow_set_equiv_regs): New.
8568 (remove_duplicate_values): New.
8569 (struct dfset_post_merge): New.
8570 (variable_post_merge_new_vals): New.
8571 (variable_post_merge_perm_vals): New.
8572 (dataflow_post_merge_adjust): New.
8573 (find_mem_expr_in_1pdv): New.
8574 (dataflow_set_preserve_mem_locs): New.
8575 (dataflow_set_remove_mem_locs): New.
8576 (dataflow_set_clear_at_call): New.
8577 (onepart_variable_different_p): New.
8578 (variable_different_p): Use it.
8579 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8580 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8582 (track_loc_p): Pass it true.
8583 (struct count_use_info): New.
8584 (find_use_val): New.
8585 (replace_expr_with_values): New.
8587 (use_type): New, partially split out of...
8588 (count_uses): ... this. Count new micro-ops.
8589 (count_uses_1): Adjust.
8590 (count_stores): Adjust.
8591 (count_with_sets): New.
8592 (VAL_NEEDS_RESOLUTION): New.
8593 (VAL_HOLDS_TRACK_EXPR): New.
8594 (VAL_EXPR_IS_COPIED): New.
8595 (VAL_EXPR_IS_CLOBBERED): New.
8596 (add_uses): Adjust. Generate new micro-ops.
8597 (add_uses_1): Adjust.
8598 (add_stores): Generate new micro-ops.
8599 (add_with_sets): New.
8600 (find_src_status): Adjust.
8601 (find_src_set_src): Adjust.
8602 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8603 Handle new micro-ops. Canonicalize value equivalances.
8604 (vt_find_locations): Compute total size of hash tables for
8605 dumping. Perform merge for var-tracking-assignments. Don't
8606 disregard single-block loops.
8607 (dump_attrs_list): Handle decl_or_value.
8608 (dump_variable): Take variable. Deal with decl_or_value.
8609 (dump_variable_slot): New.
8610 (dump_vars): Use it.
8611 (dump_dataflow_sets): Adjust.
8612 (set_slot_part): New, extended to support one-part variables
8613 after splitting out of...
8614 (set_variable_part): ... this.
8615 (clobber_slot_part): New, split out of...
8616 (clobber_variable_part): ... this.
8617 (delete_slot_part): New, split out of...
8618 (delete_variable_part): .... this.
8619 (check_wrap_constant): New.
8620 (vt_expand_loc_callback): New.
8621 (vt_expand_loc): New.
8622 (emit_note_insn_var_location): Adjust. Handle values. Handle
8623 EMIT_NOTE_AFTER_CALL_INSN.
8624 (emit_notes_for_differences_1): Adjust. Handle values.
8625 (emit_notes_for_differences_2): Likewise.
8626 (emit_notes_for_differences): Adjust.
8627 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8628 Adjust. Handle new micro-ops.
8629 (vt_add_function_parameters): Adjust. Create and bind values.
8630 (vt_initialize): Adjust. Initialize scratch_regs and
8631 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8632 operations. Move some code to count_with_sets and add_with_sets.
8633 (delete_debug_insns): New.
8634 (vt_debug_insns_local): New.
8635 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8637 (var_tracking_main): If var-tracking-assignments is enabled
8638 but var-tracking isn't, delete debug insns and leave. Likewise
8639 if we exceed limits or fail the stack adjustments tests, and
8640 after all var-tracking processing.
8641 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8642 (dataflow_set): Add traversed_vars.
8643 (value_chain, const_value_chain): New typedefs.
8644 (value_chain_pool, value_chains): New variables.
8645 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8646 add_value_chains, add_cselib_value_chains, remove_value_chain,
8647 remove_value_chains, remove_cselib_value_chains): New functions.
8648 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8649 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8651 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8652 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8653 (dst_can_be_shared): New variable.
8654 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8655 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8656 different from set->vars, look up slot again instead of using the
8658 (dataflow_set_init): Initialize traversed_vars.
8659 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8660 lookup if set->vars is shared. Don't keep slot cleared before
8661 calling unshare_variable. Unshare set->vars if needed. Adjust
8662 unshare_variable callers. Clear dst_can_be_shared if needed.
8663 Even ->refcount == 1 vars must be unshared if set->vars is shared
8664 and var needs to be modified.
8665 (dataflow_set_union): Set traversed_vars during canonicalization.
8666 (VALUE_CHANGED, DECL_CHANGED): Define.
8667 (set_dv_changed, dv_changed_p): New static inlines.
8668 (track_expr_p): Clear DECL_CHANGED.
8669 (dump_dataflow_sets): Set it.
8670 (variable_was_changed): Call set_dv_changed.
8671 (emit_note_insn_var_location): Likewise.
8672 (changed_variables_stack): New variable.
8673 (check_changed_vars_1, check_changed_vars_2): New functions.
8674 (emit_notes_for_changes): Do nothing if changed_variables is
8675 empty. Traverse changed_variables with check_changed_vars_1,
8676 call check_changed_vars_2 on each changed_variables_stack entry.
8677 (emit_notes_in_bb): Add SET argument. Just clear it at the
8678 beginning, use it instead of local &set, don't destroy it at the end.
8679 (vt_emit_notes): Call dataflow_set_clear early on all
8680 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8681 computed set, dataflow_set_clear also VTI(bb)->in when we are
8682 done with the basic block. Initialize changed_variables_stack,
8683 free it afterwards. If ENABLE_CHECKING verify that after noting
8684 differences to an empty set value_chains hash table is empty.
8685 (vt_initialize): Initialize value_chains and value_chain_pool.
8686 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8687 (variable_tracking_main): Call dump_dataflow_sets before calling
8688 vt_emit_notes, not after it.
8689 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8690 (propagate_var_def_into_debug_stmts): Declare.
8691 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8692 (df_set_note): Reject debug insns.
8693 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8694 add notes to debug insns.
8695 (df_note_bb_compute): Adjust. Likewise.
8696 (df_simulate_uses): Skip debug insns.
8697 (df_simulate_initialize_backwards): Likewise.
8698 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8699 (subst_stack_regs_pat): Reject debug insns.
8700 (convert_regs_1): Handle debug insns.
8701 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8702 (print-rtl.o): Depend on cselib.h.
8703 (cselib.o): Depend on TREE_PASS_H.
8704 (var-tracking.o): Depend on cselib.h and TARGET_H.
8705 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8706 (init_ready_list): Skip boundary debug insns.
8707 (add_branch_dependences): Skip debug insns.
8708 (free_block_dependencies): Check for blocks with only debug insns.
8709 (compute_priorities): Likewise.
8710 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8711 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8713 (gimple_build_debug_bind_stat): New.
8714 (empty_body_p): Skip debug stmts.
8715 (gimple_has_side_effects): Likewise.
8716 (gimple_rhs_has_side_effects): Likewise.
8717 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8718 (gimple_build_debug_bind_stat): Declare.
8719 (gimple_build_debug_bind): Define.
8720 (is_gimple_debug): New.
8721 (gimple_debug_bind_p): New.
8722 (gimple_debug_bind_get_var): New.
8723 (gimple_debug_bind_get_value): New.
8724 (gimple_debug_bind_get_value_ptr): New.
8725 (gimple_debug_bind_set_var): New.
8726 (gimple_debug_bind_set_value): New.
8727 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8728 (gimple_debug_bind_reset_value): New.
8729 (gimple_debug_bind_has_value_p): New.
8730 (gsi_next_nondebug): New.
8731 (gsi_prev_nondebug): New.
8732 (gsi_start_nondebug_bb): New.
8733 (gsi_last_nondebug_bb): New.
8734 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8735 (print_insn): Handle DEBUG_INSN.
8736 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8737 of first insn prevail.
8738 (first_stmt): Skip debug stmts.
8739 (first_non_label_stmt): Likewise.
8740 (last_stmt): Likewise.
8741 (has_zero_uses_1): New.
8742 (single_imm_use_1): New.
8743 (verify_gimple_debug): New.
8744 (verify_types_in_gimple_stmt): Handle debug stmts.
8745 (verify_stmt): Likewise.
8746 (debug_loop_num): Skip debug stmts.
8747 (remove_edge_and_dominated_blocks): Remove dominators last.
8748 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8749 (linearize_expr): Likewise.
8750 * config/i386/i386.c (ix86_delegitimize_address): Call
8751 default implementation.
8752 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8753 (group_barrier_needed): Skip debug insns.
8754 (emit_insn_group_barriers): Likewise.
8755 (emit_all_insn_group_barriers): Likewise.
8756 (ia64_variable_issue): Handle debug insns.
8757 (ia64_dfa_new_cycle): Likewise.
8758 (final_emit_insn_group_barriers): Skip debug insns.
8759 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8760 def cfa without frame.
8761 (process_set): Likewise.
8762 (process_for_unwind_directive): Pass frame on.
8763 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8764 (rs6000_delegitimize_address): New.
8765 (rs6000_debug_adjust_cost): Handle debug insns.
8766 (is_microcoded_insn): Likewise.
8767 (is_cracked_insn): Likewise.
8768 (is_nonpipeline_insn): Likewise.
8769 (insn_must_be_first_in_group): Likewise.
8770 (insn_must_be_last_in_group): Likewise.
8771 (force_new_group): Likewise.
8772 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8773 contains only debug insns.
8774 (rtl_merge_blocks): Skip debug insns.
8775 (purge_dead_edges): Likewise.
8776 (rtl_block_ends_with_call_p): Skip debug insns.
8777 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8778 (mark_reg_dependencies): Skip debug insns.
8779 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8780 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8781 * tree-ssa-threadedge.c
8782 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8783 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8784 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8785 (copyprop_hardreg_forward_1): Handle debug insns.
8786 * reload1.c (reload): Skip debug insns. Replace unassigned
8787 pseudos in debug insns with their equivalences.
8788 (eliminate_regs_in_insn): Skip debug insns.
8789 (emit_input_reload_insns): Skip debug insns at first, adjust
8791 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8792 (get_indirect_ref_operands): Pass opf_no_vops on.
8793 (get_expr_operands): Likewise. Skip debug stmts.
8794 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8796 2009-09-01 Richard Henderson <rth@redhat.com>
8798 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8799 stmt_ends_pp_p statements at least once.
8800 * tree-vrp.c (vrp_initialize): Likewise.
8801 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8803 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8806 Fix AIX bootstrap after PR debug/30161
8807 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8808 that is a GNU extension.
8809 (tmpl_value_parm_die_table): Move the definition of this global
8810 outside #ifdef DWARF2_DEBUGGING_INFO region.
8812 2009-09-01 Richard Guenther <rguenther@suse.de>
8814 * tree.c (tree_expr_size): New function.
8815 * tree.h (tree_expr_size): Declare.
8816 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8817 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8818 * langhooks.c (lhd_expr_size): Remove.
8819 * langhooks.h (struct lang_hooks): Remove expr_size.
8820 * explow.c (expr_size): Use tree_expr_size.
8821 (int_expr_size): Likewise.
8822 * langhooks-def.h (lhd_expr_size): Remove.
8823 (LANG_HOOKS_EXPR_SIZE): Likewise.
8824 (LANG_HOOKS_INITIALIZER): Adjust.
8826 2009-09-01 Richard Guenther <rguenther@suse.de>
8828 * tree-flow.h (mark_addressable): Move declaration ...
8829 * tree.h (mark_addressable): ... here.
8830 * stmt.c (expand_asm_operands): Use mark_addressable, not
8831 lang_hooks.mark_addressable.
8832 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8833 LANG_HOOKS_MARK_ADDRESSABLE.
8834 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8835 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8837 2009-08-31 Chris Demetriou <cgd@google.com>
8839 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8840 vectorize if not TARGET_SSE2.
8842 2009-08-31 DJ Delorie <dj@redhat.com>
8844 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8845 registers if no coprocessor is enabled.
8847 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8850 * cgraph.h (cgraph_get_node): Declare ...
8851 * cgraph.c (cgraph_get_node): ... new function.
8852 * dwarf2out.c (gen_generic_params_dies,
8853 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8854 make_ith_pack_parameter_name,
8855 append_entry_to_tmpl_value_parm_die_table,
8856 gen_remaining_tmpl_value_param_die_attribute): New functions.
8857 (gen_subprogram_die): Generate debug info for template parameters
8858 if debug info level is higher than DINFO_LEVEL_TERSE.
8859 Use tree_add_const_value_attribute_for_decl instead of
8860 tree_add_const_value_attribute.
8861 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8862 instead of tree_add_const_value_attribute.
8863 (gen_struct_or_union_type_die): Generate debug
8864 info for template parameters if debug info level is higher than
8866 (tree_add_const_value_attribute): Handle integral and pointer
8867 constants. Update comment.
8868 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8869 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8870 (reference_to_unused): Fix thinko. Remove redundant predicates from
8872 (tree_add_const_value_attribute): Make this work for constant
8874 tree_add_const_value_attribute_for_decl is to be used for variable
8876 (add_location_or_const_value_attribute): Use
8877 tree_add_const_value_attribute_for_decl now.
8878 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8879 DW_TAG_template_value_param DIEs after function DIEs have been
8881 * langhooks.h (lang_hooks_for_types): Add
8882 get_argument_pack_elems.
8883 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8884 (lang_hooks): Added get_innermost_generic_parms,
8885 get_innermost_generic_args.
8886 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8887 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8888 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8889 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8891 2009-08-31 DJ Delorie <dj@redhat.com>
8893 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8894 it once we start generating the prologue or epilogue.
8895 (mep_call_saves_register): If the frame is locked, re-use
8897 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8898 (mep_expand_prologue): Call it.
8899 (mep_expand_epilogue): Likewise.
8900 (mep_start_function): Use the same logic as mep_expand_prologue.
8901 (mep_pass_by_reference): Make logic more readable.
8902 (mep_return_in_memory): Zero-sized objects are passed in memory.
8903 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8905 2009-08-31 Richard Guenther <rguenther@suse.de>
8907 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8908 to query if the memory regions for memmove overlap.
8909 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8910 asserts on pointers, instead deal with odd trees.
8911 (ptr_derefs_may_alias_p): Likewise.
8912 (refs_may_alias_p_1): Constructor bases also never alias.
8914 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8916 * doc/install.texi (Final install): Adjust reference on where to
8917 order printed manuals.
8919 2009-08-30 Olivier Hainque <hainque@adacore.com>
8921 * dwarf2out.c (switch_to_frame_table_section): Move
8922 definition prior to first use.
8924 2009-08-30 Richard Guenther <rguenther@suse.de>
8926 PR tree-optimization/41186
8927 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8928 (ao_ref_init_from_ptr_and_size): New function.
8929 (ref_maybe_used_by_call_p_1): Be more precise tracking
8930 used ranges for builtin functions.
8931 (ref_maybe_used_by_call_p): Adjust.
8932 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8933 ranges for builtin functions.
8934 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8936 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8939 * fwprop.c (get_reg_use_in): Delete.
8940 (free_load_extend): New function.
8941 (forward_propagate_subreg): Use it.
8943 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8945 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8947 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8950 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8953 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8955 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8956 fini or fini_array section.
8958 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8960 * graphite-dependences.c (graphite_legal_transform_bb): Call
8961 pbb_remove_duplicate_pdrs.
8962 * graphite-poly.c (can_collapse_pdr): Removed.
8963 (pdr_find_duplicate): Removed.
8964 (can_collapse_pdrs): New.
8965 (pbb_remove_duplicate_pdrs): New.
8966 (new_poly_dr): Do not look for duplicates.
8967 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8968 (PBB_PDR_DUPLICATES_REMOVED): New.
8969 (pbb_remove_duplicate_pdrs): Declared.
8971 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8973 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8974 the strides by multiplying by PDR_NB_REFS.
8975 * graphite-poly.c (can_collapse_pdr): New.
8976 (pdr_find_duplicate): New.
8977 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8978 Initialize PDR_NB_REFS.
8979 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8981 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8983 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8986 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8989 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8991 * graphite-dependences.c (pddr_original_scattering): Return NULL
8992 for read-read dependence relations.
8993 * graphite-poly.h (enum poly_dr_type): Fix comment.
8996 (pdr_may_write_p): New.
8998 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9000 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9001 (struct poly_dr): Same.
9002 (new_poly_dr): Same.
9003 * graphite-poly.c (new_poly_dr): Same.
9004 * graphite-dependences.c (dot_deps): Disable call to system.
9006 2009-08-28 Cary Coutant <ccoutant@google.com>
9009 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9010 struct/union/enum types local to a function.
9012 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9013 Sebastian Pop <sebastian.pop@amd.com>
9015 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9016 pbb_strip_mine_time_depth. Changed the implementation so that
9017 transformation is expressed as a transformation on
9018 time (scatttering) dimensions. Also, ensures that the 2d+1
9019 scheduling format is preserved.
9020 (pbb_strip_mine_profitable_p): Profitability is based on the
9021 iteration number of a given time (scattering) dimension,
9022 and not on a original loop depth dimension.
9023 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9024 (pbb_do_strip_mine): Call psct_dynamic_dim.
9025 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9026 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9027 (pbb_nb_dynamic_scattering_transform): New.
9028 (psct_dynamic_dim): New.
9030 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9032 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9033 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9034 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9035 * graphite-interchange.c (build_linearized_memory_access): Same.
9036 (memory_stride_in_loop): Same.
9038 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9040 * graphite-dependences.c (pddr_original_scattering): New.
9041 (graphite_legal_transform_dr): Call pddr_original_scattering.
9044 * graphite-dependences.h (dot_deps): Declared.
9045 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9046 (print_pdr): Print PDR_ID.
9047 * graphite-poly.h (struct poly_dr): Add field id.
9050 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9052 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9054 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9055 not delete the original dependence relation.
9057 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9059 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9060 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9061 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9062 (free_poly_ddr): New.
9063 (pddr_is_empty): New.
9064 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9065 (dependence_polyhedron): Same. Remove useless gcc_assert.
9067 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9068 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9069 * graphite-dependences.h (enum poly_dependence_kind): New.
9070 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9071 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9072 (PDRP_SINK): Renamed PDDR_SINK.
9073 (PDRP_DDP): Renamed PDDR_DDP.
9075 (free_poly_ddr): Declared.
9076 * graphite-poly.c (new_scop): Use the new hash function names.
9077 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9078 into original_pddrs.
9079 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9081 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9083 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9084 bounds with LT_EXPR to make niter analysis more precise on code
9085 generated by Graphite.
9087 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9089 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9090 (graphite_legal_transform_bb): Same.
9091 (poly_drs_may_alias_p): Same.
9093 2009-08-28 Richard Guenther <rguenther@suse.de>
9095 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9097 2009-08-28 Jan Beulich <jbeulich@novell.com>
9099 * config/i386/netware.c: Include langhooks.h.
9100 (i386_nlm_encode_section_info): Simplify.
9101 (netware_override_options): Delete.
9102 * config/i386/netware.h (netware_override_options): Delete
9104 (OVERRIDE_OPTIONS): Delete definition.
9105 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9106 (ASM_COMMENT_START): Define.
9107 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9109 2009-08-28 Jan Beulich <jbeulich@novell.com>
9111 * configure.ac: For in-tree ld, do a plain version check to
9112 determine whether comdat groups are supported.
9113 * configure: Regenerate.
9115 2009-08-28 Olivier Hainque <hainque@adacore.com>
9117 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9118 always defined. Reflect definition or absence of such for
9119 COLLECT_EXPORT_LIST. Readability helper.
9120 (scanfilter): New enum, to help control what symbols
9121 are to be considered or ignored by scan_prog_file.
9122 (enum pass): Rename as "scanpass", moved together with scanfilter
9123 prior to scan_prog_file's prototype.
9124 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9125 Group prototype with the scanpass/scanfilter definitions, factorize
9126 head comments for the several implementations at the prototype.
9127 (main): Reorganize the first pass link control to let AIX
9128 drag only the needed frame tables in executables. Prevent
9129 frame tables collection during the scan aimed at static ctors.
9130 Pre-link and scan for frame tables later to compensate.
9131 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9132 A C statement to issue assembly directives that create a reference
9133 to the given DWARF table identifier label from the current function
9135 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9136 to differentiate first time section entry. Only emit a .data
9137 tables start identifier label the first time around.
9138 (switch_to_frame_table_section): New function. Helper for
9139 output_call_frame_info to switch possibly BACK into the eh_frame
9140 or the debug_frame section depending on FOR_EH.
9141 (output_call_frame_info): Use helper to first enter the proper
9143 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9144 emit a link to the frame table start label from each function
9146 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9147 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9148 * config/rs6000/rs6000-protos.h: Declare it.
9149 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9151 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9153 * config/sh/sh.c (split_branches): Check the result of
9156 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9158 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9159 using -pthread -fopenmp
9161 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9163 * doc/service.texi (service directory): Update URL.
9165 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9167 PR rtl-optimization/40861
9168 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9169 extract word from a multi-word subreg for negative byte positions.
9171 2009-08-27 Tristan Gingold <gingold@adacore.com>
9172 Douglas B Rupp <rupp@gnat.com>
9174 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9175 (SECTION_VMS_OVERLAY): Define.
9176 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9178 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9180 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9181 common_object declarations.
9182 (ia64_section_type_flags): Set section flag for common_object.
9183 * config/ia64/ia64-protos.h
9184 (ia64_vms_output_aligned_decl_common): Declare.
9185 (ia64_vms_elf_asm_named_section): Declare.
9187 2009-08-27 Michael Matz <matz@suse.de>
9189 * expr.c (expand_expr_real_2): New function taking exploded
9190 unary or binary expression, split out from ...
9191 (expand_expr_real_1): ... here. Move over all unary/binary
9192 switch parts to above function, in particular these codes:
9193 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9194 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9195 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9196 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9197 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9198 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9199 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9200 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9201 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9202 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9203 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9204 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9205 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9206 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9207 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9208 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9209 VEC_PACK_FIX_TRUNC_EXPR.
9210 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9213 2009-08-27 Richard Guenther <rguenther@suse.de>
9215 * gengtype.c (main): Handle uint64_t.
9216 * ipa-utils.c (get_base_var): Indent properly.
9217 * tree-ssa-live.c (debug_scope_block): New function.
9218 * tree-flow.h (debug_scope_block): Declare.
9219 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9220 * basic-block.h (enum profile_status): Rename to
9221 enum profile_status_d.
9222 (x_profile_status): Adjust type.
9224 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9227 * dwarf2out.c (get_context_die): Declare this static function.
9228 (gen_type_die_with_usage): Make sure a DIE is a generated for
9229 the context of a typedef.
9231 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9233 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9236 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9238 * config/mips/mips-protos.h (mips_output_sync): Declare.
9239 (mips_sync_loop_insns): Likewise.
9240 (mips_output_sync_loop): Replace first two parameters with an rtx.
9241 * config/mips/mips.c (mips_multi_member): New structure.
9242 (mips_multi_members): New variable.
9243 (mips_multi_start): New function.
9244 (mips_multi_add): Likewise.
9245 (mips_multi_add_insn): Likewise.
9246 (mips_multi_add_label): Likewise.
9247 (mips_multi_last_index): Likewise.
9248 (mips_multi_copy_insn): Likewise.
9249 (mips_multi_set_operand): Likewise.
9250 (mips_multi_write): Likewise.
9251 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9252 (mips_init_print_operand_punct): Update accordingly.
9253 (mips_start_ll_sc_sync_block): New function.
9254 (mips_end_ll_sc_sync_block): Likewise.
9255 (mips_output_sync): Likewise.
9256 (mips_sync_insn1_template): Likewise.
9257 (mips_sync_insn2_template): Likewise.
9258 (mips_get_sync_operand): Likewise.
9259 (mips_process_sync_loop): Likewise.
9260 (mips_output_sync_loop): Use mips_process_sync_loop.
9261 (mips_sync_loop_insns): New function.
9262 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9263 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9264 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9265 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9266 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9267 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9268 (MIPS_SYNC_OLD_OP_12): Likewise.
9269 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9270 (MIPS_SYNC_NEW_OP_12): Likewise.
9271 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9272 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9273 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9274 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9275 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9276 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9277 * config/mips/mips.md (sync_mem): New attribute.
9278 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9279 (sync_exclusive_mask, sync_required_oldval): Likewise.
9280 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9281 (sync_release_barrier): Likewise.
9282 (length): Handle sync loops.
9283 (sync): Use mips_output_sync.
9284 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9285 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9286 and use mips_output_sync_loop.
9287 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9288 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9289 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9290 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9291 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9292 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9293 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9294 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9295 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9297 2009-08-26 Richard Guenther <rguenther@suse.de>
9300 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9301 the types to not match.
9302 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9304 * tree-ssa.c (useless_type_conversion_p): Conversions to
9305 pointers to unprototyped functions are useless.
9307 2009-08-26 Richard Guenther <rguenther@suse.de>
9309 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9310 whole-program condition, prepare to be called for non-globals.
9311 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9312 params build a representative with known type and track its fields.
9314 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9316 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9317 clearing by a taken branch.
9318 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9319 effectively after bbro pass.
9320 (sync_nand<mode>): Ditto.
9321 (sync_old_<fetchop_name><mode>): Ditto.
9322 (sync_old_nand<mode>): Ditto.
9323 (sync_new_<fetchop_name><mode>): Dito.
9324 (sync_new_nand<mode>): Ditto.
9325 (sync_compare_and_swap<mode>_1): Ditto.
9326 (*sync_compare_and_swap<mode>): Ditto.
9327 (sync_lock_test_and_set<mode>_1): Ditto.
9328 ("sync_lock_test_and_set<mode>): Ditto.
9330 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9332 * hwint.h (HOST_LONG_FORMAT): New macro
9333 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9334 Use HOST_PTR_PRINTF.
9335 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9336 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9337 (HOST_PTR_PRINTF): Document.
9339 2009-08-25 Jan Hubicka <jh@suse.cz>
9341 * config/i386/bmmintrin.h: Replace by #error.
9344 Michael Meissner <michael.meissner@amd.com>
9345 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9346 Tony Linthicum <tony.linthicum@amd.com>
9348 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9349 (TARGET_ROUND): New macro for the round/ptest instructions which
9350 are shared between SSE4.1 and SSE5.
9351 (OPTION_MASK_ISA_ROUND): Ditto.
9352 (OPTION_ISA_ROUND): Ditto.
9353 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9354 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9356 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9357 (-mfused-madd): New switch to give users control over whether the
9358 compiler optimizes to use the multiply/add SSE5 instructions.
9360 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9361 (ix86_handle_option): Turn off 3dnow if -msse5.
9362 (override_options): Add SSE5 support.
9363 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9365 (ix86_expand_sse_movcc): Add SSE5 support.
9366 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9367 vector type to the next largest size.
9368 (ix86_expand_sse5_pack): New function to use pperm to pack a
9369 vector type to the next smallest size.
9370 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9371 (IX86_BUILTIN_FMADDSD): Ditto.
9372 (IX86_BUILTIN_FMADDPS): Ditto.
9373 (IX86_BUILTIN_FMADDPD): Ditto.
9374 (IX86_BUILTIN_FMSUBSS): Ditto.
9375 (IX86_BUILTIN_FMSUBSD): Ditto.
9376 (IX86_BUILTIN_FMSUBPS): Ditto.
9377 (IX86_BUILTIN_FMSUBPD): Ditto.
9378 (IX86_BUILTIN_FNMADDSS): Ditto.
9379 (IX86_BUILTIN_FNMADDSD): Ditto.
9380 (IX86_BUILTIN_FNMADDPS): Ditto.
9381 (IX86_BUILTIN_FNMADDPD): Ditto.
9382 (IX86_BUILTIN_FNMSUBSS): Ditto.
9383 (IX86_BUILTIN_FNMSUBSD): Ditto.
9384 (IX86_BUILTIN_FNMSUBPS): Ditto.
9385 (IX86_BUILTIN_FNMSUBPD): Ditto.
9386 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9387 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9388 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9389 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9390 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9391 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9392 (IX86_BUILTIN_PPERM): Ditto.
9393 (IX86_BUILTIN_PERMPS): Ditto.
9394 (IX86_BUILTIN_PERMPD): Ditto.
9395 (IX86_BUILTIN_PMACSSWW): Ditto.
9396 (IX86_BUILTIN_PMACSWW): Ditto.
9397 (IX86_BUILTIN_PMACSSWD): Ditto.
9398 (IX86_BUILTIN_PMACSWD): Ditto.
9399 (IX86_BUILTIN_PMACSSDD): Ditto.
9400 (IX86_BUILTIN_PMACSDD): Ditto.
9401 (IX86_BUILTIN_PMACSSDQL): Ditto.
9402 (IX86_BUILTIN_PMACSSDQH): Ditto.
9403 (IX86_BUILTIN_PMACSDQL): Ditto.
9404 (IX86_BUILTIN_PMACSDQH): Ditto.
9405 (IX86_BUILTIN_PMADCSSWD): Ditto.
9406 (IX86_BUILTIN_PMADCSWD): Ditto.
9407 (IX86_BUILTIN_PHADDBW): Ditto.
9408 (IX86_BUILTIN_PHADDBD): Ditto.
9409 (IX86_BUILTIN_PHADDBQ): Ditto.
9410 (IX86_BUILTIN_PHADDWD): Ditto.
9411 (IX86_BUILTIN_PHADDWQ): Ditto.
9412 (IX86_BUILTIN_PHADDDQ): Ditto.
9413 (IX86_BUILTIN_PHADDUBW): Ditto.
9414 (IX86_BUILTIN_PHADDUBD): Ditto.
9415 (IX86_BUILTIN_PHADDUBQ): Ditto.
9416 (IX86_BUILTIN_PHADDUWD): Ditto.
9417 (IX86_BUILTIN_PHADDUWQ): Ditto.
9418 (IX86_BUILTIN_PHADDUDQ): Ditto.
9419 (IX86_BUILTIN_PHSUBBW): Ditto.
9420 (IX86_BUILTIN_PHSUBWD): Ditto.
9421 (IX86_BUILTIN_PHSUBDQ): Ditto.
9422 (IX86_BUILTIN_PROTB): Ditto.
9423 (IX86_BUILTIN_PROTW): Ditto.
9424 (IX86_BUILTIN_PROTD): Ditto.
9425 (IX86_BUILTIN_PROTQ): Ditto.
9426 (IX86_BUILTIN_PROTB_IMM): Ditto.
9427 (IX86_BUILTIN_PROTW_IMM): Ditto.
9428 (IX86_BUILTIN_PROTD_IMM): Ditto.
9429 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9430 (IX86_BUILTIN_PSHLB): Ditto.
9431 (IX86_BUILTIN_PSHLW): Ditto.
9432 (IX86_BUILTIN_PSHLD): Ditto.
9433 (IX86_BUILTIN_PSHLQ): Ditto.
9434 (IX86_BUILTIN_PSHAB): Ditto.
9435 (IX86_BUILTIN_PSHAW): Ditto.
9436 (IX86_BUILTIN_PSHAD): Ditto.
9437 (IX86_BUILTIN_PSHAQ): Ditto.
9438 (IX86_BUILTIN_FRCZSS): Ditto.
9439 (IX86_BUILTIN_FRCZSD): Ditto.
9440 (IX86_BUILTIN_FRCZPS): Ditto.
9441 (IX86_BUILTIN_FRCZPD): Ditto.
9442 (IX86_BUILTIN_CVTPH2PS): Ditto.
9443 (IX86_BUILTIN_CVTPS2PH): Ditto.
9444 (IX86_BUILTIN_COMEQSS): Ditto.
9445 (IX86_BUILTIN_COMNESS): Ditto.
9446 (IX86_BUILTIN_COMLTSS): Ditto.
9447 (IX86_BUILTIN_COMLESS): Ditto.
9448 (IX86_BUILTIN_COMGTSS): Ditto.
9449 (IX86_BUILTIN_COMGESS): Ditto.
9450 (IX86_BUILTIN_COMUEQSS): Ditto.
9451 (IX86_BUILTIN_COMUNESS): Ditto.
9452 (IX86_BUILTIN_COMULTSS): Ditto.
9453 (IX86_BUILTIN_COMULESS): Ditto.
9454 (IX86_BUILTIN_COMUGTSS): Ditto.
9455 (IX86_BUILTIN_COMUGESS): Ditto.
9456 (IX86_BUILTIN_COMORDSS): Ditto.
9457 (IX86_BUILTIN_COMUNORDSS): Ditto.
9458 (IX86_BUILTIN_COMFALSESS): Ditto.
9459 (IX86_BUILTIN_COMTRUESS): Ditto.
9460 (IX86_BUILTIN_COMEQSD): Ditto.
9461 (IX86_BUILTIN_COMNESD): Ditto.
9462 (IX86_BUILTIN_COMLTSD): Ditto.
9463 (IX86_BUILTIN_COMLESD): Ditto.
9464 (IX86_BUILTIN_COMGTSD): Ditto.
9465 (IX86_BUILTIN_COMGESD): Ditto.
9466 (IX86_BUILTIN_COMUEQSD): Ditto.
9467 (IX86_BUILTIN_COMUNESD): Ditto.
9468 (IX86_BUILTIN_COMULTSD): Ditto.
9469 (IX86_BUILTIN_COMULESD): Ditto.
9470 (IX86_BUILTIN_COMUGTSD): Ditto.
9471 (IX86_BUILTIN_COMUGESD): Ditto.
9472 (IX86_BUILTIN_COMORDSD): Ditto.
9473 (IX86_BUILTIN_COMUNORDSD): Ditto.
9474 (IX86_BUILTIN_COMFALSESD): Ditto.
9475 (IX86_BUILTIN_COMTRUESD): Ditto.
9476 (IX86_BUILTIN_COMEQPS): Ditto.
9477 (IX86_BUILTIN_COMNEPS): Ditto.
9478 (IX86_BUILTIN_COMLTPS): Ditto.
9479 (IX86_BUILTIN_COMLEPS): Ditto.
9480 (IX86_BUILTIN_COMGTPS): Ditto.
9481 (IX86_BUILTIN_COMGEPS): Ditto.
9482 (IX86_BUILTIN_COMUEQPS): Ditto.
9483 (IX86_BUILTIN_COMUNEPS): Ditto.
9484 (IX86_BUILTIN_COMULTPS): Ditto.
9485 (IX86_BUILTIN_COMULEPS): Ditto.
9486 (IX86_BUILTIN_COMUGTPS): Ditto.
9487 (IX86_BUILTIN_COMUGEPS): Ditto.
9488 (IX86_BUILTIN_COMORDPS): Ditto.
9489 (IX86_BUILTIN_COMUNORDPS): Ditto.
9490 (IX86_BUILTIN_COMFALSEPS): Ditto.
9491 (IX86_BUILTIN_COMTRUEPS): Ditto.
9492 (IX86_BUILTIN_COMEQPD): Ditto.
9493 (IX86_BUILTIN_COMNEPD): Ditto.
9494 (IX86_BUILTIN_COMLTPD): Ditto.
9495 (IX86_BUILTIN_COMLEPD): Ditto.
9496 (IX86_BUILTIN_COMGTPD): Ditto.
9497 (IX86_BUILTIN_COMGEPD): Ditto.
9498 (IX86_BUILTIN_COMUEQPD): Ditto.
9499 (IX86_BUILTIN_COMUNEPD): Ditto.
9500 (IX86_BUILTIN_COMULTPD): Ditto.
9501 (IX86_BUILTIN_COMULEPD): Ditto.
9502 (IX86_BUILTIN_COMUGTPD): Ditto.
9503 (IX86_BUILTIN_COMUGEPD): Ditto.
9504 (IX86_BUILTIN_COMORDPD): Ditto.
9505 (IX86_BUILTIN_COMUNORDPD): Ditto.
9506 (IX86_BUILTIN_COMFALSEPD): Ditto.
9507 (IX86_BUILTIN_COMTRUEPD): Ditto.
9508 (IX86_BUILTIN_PCOMEQUB): Ditto.
9509 (IX86_BUILTIN_PCOMNEUB): Ditto.
9510 (IX86_BUILTIN_PCOMLTUB): Ditto.
9511 (IX86_BUILTIN_PCOMLEUB): Ditto.
9512 (IX86_BUILTIN_PCOMGTUB): Ditto.
9513 (IX86_BUILTIN_PCOMGEUB): Ditto.
9514 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9515 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9516 (IX86_BUILTIN_PCOMEQUW): Ditto.
9517 (IX86_BUILTIN_PCOMNEUW): Ditto.
9518 (IX86_BUILTIN_PCOMLTUW): Ditto.
9519 (IX86_BUILTIN_PCOMLEUW): Ditto.
9520 (IX86_BUILTIN_PCOMGTUW): Ditto.
9521 (IX86_BUILTIN_PCOMGEUW): Ditto.
9522 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9523 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9524 (IX86_BUILTIN_PCOMEQUD): Ditto.
9525 (IX86_BUILTIN_PCOMNEUD): Ditto.
9526 (IX86_BUILTIN_PCOMLTUD): Ditto.
9527 (IX86_BUILTIN_PCOMLEUD): Ditto.
9528 (IX86_BUILTIN_PCOMGTUD): Ditto.
9529 (IX86_BUILTIN_PCOMGEUD): Ditto.
9530 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9531 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9532 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9533 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9534 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9535 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9536 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9537 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9538 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9539 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9540 (IX86_BUILTIN_PCOMEQB): Ditto.
9541 (IX86_BUILTIN_PCOMNEB): Ditto.
9542 (IX86_BUILTIN_PCOMLTB): Ditto.
9543 (IX86_BUILTIN_PCOMLEB): Ditto.
9544 (IX86_BUILTIN_PCOMGTB): Ditto.
9545 (IX86_BUILTIN_PCOMGEB): Ditto.
9546 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9547 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9548 (IX86_BUILTIN_PCOMEQW): Ditto.
9549 (IX86_BUILTIN_PCOMNEW): Ditto.
9550 (IX86_BUILTIN_PCOMLTW): Ditto.
9551 (IX86_BUILTIN_PCOMLEW): Ditto.
9552 (IX86_BUILTIN_PCOMGTW): Ditto.
9553 (IX86_BUILTIN_PCOMGEW): Ditto.
9554 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9555 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9556 (IX86_BUILTIN_PCOMEQD): Ditto.
9557 (IX86_BUILTIN_PCOMNED): Ditto.
9558 (IX86_BUILTIN_PCOMLTD): Ditto.
9559 (IX86_BUILTIN_PCOMLED): Ditto.
9560 (IX86_BUILTIN_PCOMGTD): Ditto.
9561 (IX86_BUILTIN_PCOMGED): Ditto.
9562 (IX86_BUILTIN_PCOMFALSED): Ditto.
9563 (IX86_BUILTIN_PCOMTRUED): Ditto.
9564 (IX86_BUILTIN_PCOMEQQ): Ditto.
9565 (IX86_BUILTIN_PCOMNEQ): Ditto.
9566 (IX86_BUILTIN_PCOMLTQ): Ditto.
9567 (IX86_BUILTIN_PCOMLEQ): Ditto.
9568 (IX86_BUILTIN_PCOMGTQ): Ditto.
9569 (IX86_BUILTIN_PCOMGEQ): Ditto.
9570 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9571 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9572 (enum multi_arg_type): New enum for describing the various SSE5
9573 intrinsic argument types.
9574 (bdesc_multi_arg): New table for SSE5 intrinsics.
9575 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9576 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9578 (ix86_expand_builtin): Add SSE5 intrinsic support.
9579 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9580 operand instructions.
9581 (ix86_expand_sse5_multiple_memory): New function to split the
9582 second memory reference from SSE5 instructions.
9583 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9584 (ix86_return_pops_args): Use stdarg_p to determine if the function
9585 has variable arguments.
9586 (ix86_setup_incoming_varargs): Ditto.
9587 (x86_this_parameter): Ditto.
9589 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9591 (ix86_expand_sse5_pack): Ditto.
9592 (ix86_sse5_valid_op_p): Ditto.
9593 (ix86_expand_sse5_multiple_memory): Ditto.
9595 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9596 constant for SSE5 support.
9597 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9598 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9599 (UNSPEC_SSE5_PERMUTE): Ditto.
9600 (UNSPEC_SSE5_ASHIFT): Ditto.
9601 (UNSPEC_SSE5_LSHIFT): Ditto.
9602 (UNSPEC_FRCZ): Ditto.
9603 (UNSPEC_CVTPH2PS): Ditto.
9604 (UNSPEC_CVTPS2PH): Ditto.
9605 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9607 (COM_FALSE_S): Ditto.
9608 (COM_FALSE_P): Ditto.
9609 (COM_TRUE_S): Ditto.
9610 (COM_TRUE_P): Ditto.
9611 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9612 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9614 (memory attribute): Ditto.
9615 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9616 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9617 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9618 (floor<mode>2): Ditto.
9619 (ceil<mode>2): Ditto.
9620 (btrunc<mode>2): Ditto.
9621 (nearbyintdf2): Ditto.
9622 (nearbyintsf2): Ditto.
9623 (sse_setccsf): Disable if SSE5.
9624 (sse_setccdf): Ditto.
9625 (sse5_setcc<mode>): New support for SSE5 conditional move.
9626 (sse5_pcmov_<mode>): Ditto.
9628 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9630 (SSEMODEF2P): Ditto.
9631 (ssemodesuffixf4): New mode attribute for SSE5.
9632 (ssemodesuffixf2s): Ditto.
9633 (ssemodesuffixf2c): Ditto.
9634 (sserotatemax): Ditto.
9635 (ssescalarmode): Ditto.
9636 (sse_maskcmpv4sf3): Disable if SSE5.
9637 (sse_maskcmpv2df3): Ditto.
9638 (sse_vmmaskcmpv4sf3): Ditto.
9639 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9640 (sse5_vmfmadd<mode>4): Ditto.
9641 (sse5_fmsub<mode>4): Ditto.
9642 (sse5_vmfmsub<mode>4): Ditto.
9643 (sse5_fnmadd<mode>4): Ditto.
9644 (sse5_vmfnmadd<mode>4): Ditto.
9645 (sse5_fnmsub<mode>4): Ditto.
9646 (sse5_vmfnmsub<mode>4): Ditto.
9647 (sse5i_fmadd<mode>4): Ditto.
9648 (sse5i_fmsub<mode>4): Ditto.
9649 (sse5i_fnmadd<mode>4): Ditto.
9650 (sse5i_fnmsub<mode>4): Ditto.
9651 (sse5i_vmfmadd<mode>4): Ditto.
9652 (sse5i_vmfmsub<mode>4): Ditto.
9653 (sse5i_vmfnmadd<mode>4): Ditto.
9654 (sse5i_vmfnmsub<mode>4): Ditto.
9655 (mulv16qi3): Add SSE5 support.
9657 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9658 (sse2_mulv4si3): Disable if SSE5.
9659 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9660 (sse4_1_roundps): Ditto.
9661 (sse4_1_roundsd): Ditto.
9662 (sse4_1_roundss): Ditto.
9663 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9665 (sse_maskcmpsf3): Ditto.
9666 (sse_vmmaskcmpv4sf3): Ditto.
9667 (sse2_maskcmpv2df3): Ditto.
9668 (sse2_maskcmpdf3): Ditto.
9669 (sse2_vmmaskcmpv2df3): Ditto.
9670 (sse2_eq<mode>3): Ditto.
9671 (sse2_gt<mode>3): Ditto.
9672 (sse5_pcmov_<mode>): Add SSE5 support.
9673 (vec_unpacku_hi_v16qi): Ditto.
9674 (vec_unpacks_hi_v16qi): Ditto.
9675 (vec_unpacku_lo_v16qi): Ditto.
9676 (vec_unpacks_lo_v16qi): Ditto.
9677 (vec_unpacku_hi_v8hi): Ditto.
9678 (vec_unpacks_hi_v8hi): Ditto.
9679 (vec_unpacku_lo_v8hi): Ditto.
9680 (vec_unpacks_lo_v8hi): Ditto.
9681 (vec_unpacku_hi_v4si): Ditto.
9682 (vec_unpacks_hi_v4si): Ditto.
9683 (vec_unpacku_lo_v4si): Ditto.
9684 (vec_unpacks_lo_v4si): Ditto.
9685 (sse5_pmacsww): New SSE5 intrinsic insn.
9686 (sse5_pmacssww): Ditto.
9687 (sse5_pmacsdd): Ditto.
9688 (sse5_pmacssdd): Ditto.
9689 (sse5_pmacssdql): Ditto.
9690 (sse5_pmacssdqh): Ditto.
9691 (sse5_pmacsdqh): Ditto.
9692 (sse5_pmacsswd): Ditto.
9693 (sse5_pmacswd): Ditto.
9694 (sse5_pmadcsswd): Ditto.
9695 (sse5_pmadcswd): Ditto.
9696 (sse5_pcmov_<move>): Conditional move support on SSE5.
9697 (sse5_phaddbw): New SSE5 intrinsic insn.
9698 (sse5_phaddbd): Ditto.
9699 (sse5_phaddbq): Ditto.
9700 (sse5_phaddwd): Ditto.
9701 (sse5_phaddwq): Ditto.
9702 (sse5_phadddq): Ditto.
9703 (sse5_phaddubw): Ditto.
9704 (sse5_phaddubd): Ditto.
9705 (sse5_phaddubq): Ditto.
9706 (sse5_phadduwd): Ditto.
9707 (sse5_phadduwq): Ditto.
9708 (sse5_phaddudq): Ditto.
9709 (sse5_phsubbw): Ditto.
9710 (sse5_phsubwd): Ditto.
9711 (sse5_phsubdq): Ditto.
9712 (sse5_pperm): Ditto.
9713 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9714 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9715 (sse5_pperm_sign_v8hi_v4si): Ditto.
9716 (sse5_pperm_zero_v8hi_v4si): Ditto.
9717 (sse5_pperm_sign_v4si_v2di): Ditto.
9718 (sse5_pperm_sign_v4si_v2di): Ditto.
9719 (sse5_pperm_pack_v2di_v4si): Ditto.
9720 (sse5_pperm_pack_v4si_v8hi): Ditto.
9721 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9722 (sse5_perm<mode>): New SSE5 intrinsic insn.
9723 (rotl<mode>3): Ditto.
9724 (sse5_rotl<mode>3): Ditto.
9725 (sse5_ashl<mode>3): Ditto.
9726 (sse5_lshl<mode>3): Ditto.
9727 (sse5_frcz<mode>2): Ditto.
9728 (sse5s_frcz<mode>2): Ditto.
9729 (sse5_cvtph2ps): Ditto.
9730 (sse5_cvtps2ph): Ditto.
9731 (sse5_vmmaskcmp<mode>3): Ditto.
9732 (sse5_com_tf<mode>3): Ditto.
9733 (sse5_maskcmp<mode>3): Ditto.
9734 (sse5_maskcmp_uns<mode>3): Ditto.
9735 (sse5_maskcmp_uns2<mode>3): Ditto.
9736 (sse5_pcom_tf<mode>3): Ditto.
9738 * config/i386/predicates.md (sse5_comparison_float_operator):
9739 New predicate to match the comparison operators supported by
9740 the SSE5 com instruction.
9741 (ix86_comparison_int_operator): New predicate to match just the
9742 signed int comparisons.
9743 (ix86_comparison_uns_operator): New predicate to match just the
9744 unsigned int comparisons.
9746 * doc/invoke.texi (-msse5): Add documentation.
9747 (-mfused-madd): Ditto.
9749 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9751 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9753 (x86_64-*-*): Ditto.
9755 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9757 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9758 intrinisics for SSE5.
9760 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9763 * config/i386/mmintrin-common.h: New file, to contain common
9764 instructions between SSE4.1 and SSE5.
9766 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9767 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9768 (gen_regparm_prefix): Ditto.
9770 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9771 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9772 prototype_p to determine if a function is prototyped.
9774 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9776 * c-common.c (c_common_reswords) add the alignof keyword,
9777 with same RID as __alignof and __alignof__
9779 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9781 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9782 * hooks.c (hook_bool_const_int_const_int_true): New function.
9783 * target.h (struct gcc_target): Add can_eliminate field.
9784 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9785 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9786 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9787 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9788 (elim_table): Revise comment.
9789 * system.h (CAN_ELIMINATE): Poison.
9790 * defaults.h (CAN_ELIMINATE): Remove.
9791 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9793 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9794 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9796 (alpha_vms_can_eliminate): Declare as static, change return type to
9798 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9800 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9801 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9802 (arm_can_eliminate): New function.
9804 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9805 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9806 (avr_can_eliminate): Declare as static.
9807 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9809 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9810 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9811 (bfin_can_eliminate): New function.
9813 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9814 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9815 (crx_can_eliminate): New function.
9817 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9818 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9819 (fr30_can_eliminate): New function.
9821 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9822 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9823 (frv_can_eliminate): New function.
9825 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9826 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9827 (h8300_can_eliminate): New function.
9829 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9830 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9831 (i386_can_eliminate): Declare as static, change return type to bool.
9832 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9834 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9835 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9836 (ia64_can_eliminate): New function.
9838 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9839 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9840 (iq2000_can_eliminate): New function.
9842 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9843 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9844 (m32r_can_eliminate): New function.
9846 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9847 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9848 (m68hc11_can_eliminate): New function.
9850 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9851 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9852 (m68k_can_eliminate): New function.
9854 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9855 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9856 (mep_can_eliminate): New function.
9858 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9859 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9860 (mips_can_eliminate): New function.
9862 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9863 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9864 (rs6000_can_eliminate): New function.
9866 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9867 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9868 (s390_can_eliminate): Declare as static.
9869 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9871 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9872 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9873 (score_can_eliminate): New function.
9875 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9876 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9877 (sparc_can_eliminate): Declare as static.
9878 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9880 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9881 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9882 (xstormy16_can_eliminate): New function.
9884 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9885 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9886 (v850_can_eliminate): New function.
9888 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9890 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9891 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9892 (*movdfcc_ext[1234]): Disable for IEEE mode.
9894 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9896 * gimplify.c (prepare_gimple_addressable): New static function.
9897 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9899 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9900 manually fiddling with it.
9902 2009-08-25 Michael Matz <matz@suse.de>
9904 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9905 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9907 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9908 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9909 (do_jump): Split out code for simple binary comparisons into ...
9910 (do_jump_1): ... this, taking the individual operands and code.
9911 Change callers to helper function above accordingly.
9912 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9915 2009-08-25 Michael Matz <matz@suse.de>
9917 * expr.h (struct separate_ops, sepops): New type for passing
9918 around an exploded simple expression.
9919 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9920 Use this structure instead of expression tree.
9921 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9922 expression, only its type.
9923 (expand_vec_cond_expr): Take type and individual operands instead
9925 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9926 expand_vec_shift_expr): Change prototype accordingly.
9927 * tree-vect-stmts.c (vectorizable_condition): Change call of
9928 expand_vec_cond_expr_p to pass only type.
9929 * expr.c (do_store_flags): Change prototype and implementation
9930 to take an exploded expression.
9931 (expand_expr_real_1): New local ops initialized with details
9932 of the full expression. Use it instead of full
9933 expression in calls to do_store_flags, expand_vec_cond_expr,
9934 expand_widen_pattern_expr and expand_vec_shift_expr.
9936 2009-08-25 Michael Matz <matz@suse.de>
9938 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9939 treeop2 initialized with first three operands of the full expression.
9940 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9942 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9944 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9945 (__gthread_objc_condition_allocate): Mark arguments as unused.
9946 (__gthread_objc_condition_deallocate): Likewise.
9947 (__gthread_objc_condition_wait): Likewise.
9948 (__gthread_objc_condition_broadcast): Likewise.
9949 (__gthread_objc_condition_signal): Likewise.
9950 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9951 (__gthread_objc_thread_id): Likewise.
9953 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9956 * tree-pretty-print.c (print_call_name): Print the correct call name
9957 for procedure pointer components.
9959 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9961 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9962 default_promote_function_mode when not VMS.
9964 2009-08-24 Olivier Hainque <hainque@adacore.com>
9966 * convert.c (convert_to_integer): Don't assume an input pointer is
9967 POINTER_SIZE wide. Fetch from the type instead.
9969 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9971 * configure.ac (AC_PREREQ): Bump to 2.64.
9973 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9975 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9976 (process_command): Don't search standard_exec_prefix_1 and
9977 standard_exec_prefix_2.
9979 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9981 * config/arm/arm.c (output_return_instruction): Handle for
9984 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9986 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9988 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9990 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9991 (*arm_movdf_vfp): Likewise.
9993 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9995 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9996 (vashr<mode>3): Rename from ashr<mode>3.
9997 (vlshr<mode>3): Rename from lshr<mode>3.
9999 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10002 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10003 (check_format_info_main): Use scalar_identify_flag.
10004 (check_format_types): Check for scalar size identity if
10005 scalar_identify_flag is set.
10006 (printf_length_specs): Extend by new field.
10007 (asm_fprintf_length_specs): Likewise.
10008 (gcc_diag_length_specs): Likewise.
10009 (scanf_length_specs): Likewise.
10010 (strfmon_length_specs): Likewise.
10011 (gcc_gfc_length_specs): Likewise.
10012 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10013 (ms_printf_flag_specs): Likewise.
10014 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10016 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10019 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10020 (*call_value_pop_1): Ditto.
10021 (*sibcall_pop_1): New insn pattern.
10022 (*sibcall_value_pop_1): Ditto.
10024 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10027 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10030 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10033 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10034 (get_reg_use_in): New function.
10035 (forward_propagate_subreg): Propagate through subreg of zero_extend
10038 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10040 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10041 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10043 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10045 * configure.ac: Remove --with-datarootdir, --with-docdir,
10046 --with-htmldir switches. No need to call AC_SUBST for
10047 datarootdir, docdir, htmldir any more.
10048 * configure: Regenerate.
10049 * doc/install.texi (Configuration): Document --datarootdir,
10050 --docdir, --htmldir, --pdfdir; update documentation for
10051 --infodir, --mandir.
10052 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10055 * aclocal.m4: Regenerate.
10056 * config.in: Regenerate.
10057 * configure: Regenerate.
10059 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10060 Olivier Hainque <hainque@adacore.com>
10062 * config/ia64/ia64.c: Include libfuncs.h.
10063 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10064 (ia64_expand_call): Use reg 25 on VMS.
10065 (ia64_initialize_trampoline): Fix for VMS ABI.
10066 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10067 (ia64_function_arg): Initialize reg 25 on VMS.
10068 Fix OpenVMS ABI issues for varargs.
10069 For OpenVMS, emit the Argument Information register set in the
10070 incoming/sibcall case as well.
10071 (ia64_arg_type): New function.
10072 (ia64_function_arg_advance): Keep track of cum->words.
10073 Fix OpenVMS ABI issues for varargs.
10074 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10075 (ia64_override_options): Set flag_no_common on VMS.
10076 (ia64_init_builtins): Disable FWRITE builtin.
10077 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10078 (ia64_vms_init_libfuncs): Add decc$ routines.
10079 (ia64_vms_valid_pointer_mode): New function.
10080 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10081 (ia64_promote_function_mode): New function
10082 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10083 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10084 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10085 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10086 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10087 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10088 Suppress trailing '#' if VALUE is numeric.
10089 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10090 ia64_promote_function_mode.
10091 (TARGET_VALID_POINTER_MODE): Define.
10093 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10096 * config/rs6000/rs6000.c (rs6000_override_options): Use
10097 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10100 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10101 reporting of vector + decimal/boolean/complex error.
10103 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10105 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10106 __vector double TYPE_DECL.
10108 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10110 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10111 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10112 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10113 to pointer to enum machine_mode. Update all callers as needed.
10115 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10117 * config/alpha/alpha.md (exception_receiver): Emit alternative
10118 GP load sequence if flag_reorder_blocks_and_partition is set.
10119 (*exception_receiver_2): Also enable when
10120 flag_reorder_blocks_and_partition is set.
10122 2009-08-20 Matt Rice <ratmice@gmail.com>
10123 Diego Novillo <dnovillo@google.com>
10125 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10128 2009-08-20 Richard Guenther <rguenther@suse.de>
10130 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10131 * c-tree.h (c_dup_lang_specific_decl): Remove.
10132 (struct lang_decl, struct lang_type): Move definitions ...
10133 * c-lang.h: ... here. New file.
10134 * c-decl.c: Include c-lang.h.
10135 (c_dup_lang_specific_decl): Remove.
10136 * c-typeck.c: Include c-lang.h.
10137 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10138 (c-typeck.o): Likewise.
10139 * c-config-lang.in (gtfiles): Add c-lang.h.
10140 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10143 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10145 * config/alpha/alpha.c (alpha_end_function): Do not clear
10146 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10147 this is now handled in generic code.
10149 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10151 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10152 (s390_z10_fix_long_loop_prediction): New function.
10153 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10154 (s390_reorg): Walk over the INSNs and invoke
10155 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10157 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10159 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10160 "*brx_64bit", "*brx_31bit"): New patterns.
10161 * config/s390/s390.c ('E'): New output modifier.
10163 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10164 Richard Earnshaw <richard.earnshaw@arm.com>
10166 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10167 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10169 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10171 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10173 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10174 for mode mode of operand0 when doing secondary reload for SAR.
10176 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10178 PR middle-end/41123
10179 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10180 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10182 2009-08-19 Jason Merrill <jason@redhat.com>
10184 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10185 supported template depth in C++0x.
10187 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10189 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10190 free_after_compilation.
10191 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10192 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10193 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10194 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10195 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10196 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10197 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10199 2009-08-19 Ian Lance Taylor <iant@google.com>
10201 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10202 of (plus (mult (neg B) C) A).
10204 2009-08-18 Michael Matz <matz@suse.de>
10206 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10207 instead of comparing TYPE_MAIN_VARIANT for equality.
10208 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10209 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10210 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10211 * gimplify.c (goa_lhs_expr_p): Ditto and use
10212 STRIP_USELESS_TYPE_CONVERSION.
10214 2009-08-18 Michael Matz <matz@suse.de>
10216 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10217 first field in a struct.
10218 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10220 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10222 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10223 locators before emit_insn is called. Remove assert that
10225 (alpha_end_function): Clear crtl->emit structure and free insn
10226 locators if cfun->is_thunk is true.
10228 2009-08-18 Jason Merrill <jason@redhat.com>
10230 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10232 * configure.ac: Test for it.
10233 * configure, config.in: Regenerate.
10234 * doc/install.texi: Document --enable-gnu-unique-object.
10236 2009-08-18 Richard Guenther <rguenther@suse.de>
10238 PR middle-end/41094
10239 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10240 pow(x,y*z) only if x is nonnegative.
10242 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10244 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10248 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10249 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10251 2009-08-17 DJ Delorie <dj@redhat.com>
10253 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10254 * config/m32c/prologue.md (epilogue_freit): New.
10256 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10257 (bank_switch_p): Likewise.
10258 (fast_interrupt_p): Likewise.
10259 (interrupt_p): Likewise.
10260 (m32c_conditional_register_usage): Round memregs size up.
10261 (need_to_save): We only need to save $a0 when we use ENTER.
10262 (interrupt_p): Check for fast_interrupt too.
10263 (bank_switch_p): New.
10264 (fast_interrupt_p): New.
10265 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10266 (m32c_emit_prolog): Support bank switching and fast interrupts.
10267 * doc/extend.texi (Function Attributes): Add bank_switch and
10270 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10272 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10273 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10275 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10277 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10278 (menu): Add IA-64/VMS Options.
10279 (IA-64/VMS Options): Likewise.
10281 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10284 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10286 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10288 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10289 (mips_pop_asm_switch): Likewise.
10290 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10292 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10293 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10294 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10295 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10296 instead of set_noreorder.
10297 (mips_output_function_prologue): Use the new functions.
10298 (mips_output_function_epilogue): Likewise.
10299 (mips_need_noat_wrapper_p): New function, split out from...
10300 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10301 Use mips_push_asm_switch and mips_pop_asm_switch.
10302 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10303 and mips_pop_asm_switch.
10304 (ASM_OUTPUT_REG_POP): Likewise.
10305 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10306 Use mips_pop_asm_switch.
10307 (mips_asm_switch): New structure.
10308 (set_noreorder, set_nomacro): Replace with...
10309 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10310 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10311 instead of set_nomacro.
10312 (fix_truncsfsi2_macro): Likewise.
10313 (cprestore): Likewise.
10314 (hazard): Use mips_noreorder instead of set_noreorder.
10315 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10317 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10319 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10320 from prev_active_insn.
10322 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10324 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10325 * config/avr/avr.c (avr_override_options): Initialize
10326 avr_current_arch variable.
10327 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10328 __AVR_HAVE_16BIT_SP__ according to the device type.
10329 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10331 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10332 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10334 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10337 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10338 generating inlined subroutine die only. We shouldn't be
10339 called for anything else.
10340 (gen_block_die): Don't generate inline subroutine debug info for
10343 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10345 * graphite-poly.c (print_pbb): Print PBB index.
10347 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10349 PR middle-end/40981
10350 * graphite-interchange.c (ppl_max_for_le): Moved...
10351 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10352 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10353 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10354 * graphite-ppl.h (ppl_max_for_le): Declared.
10356 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10358 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10359 supported on all platforms.
10360 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10361 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10362 * c-pragma.c: Likewise.
10363 * target-def.h (TARGET_INITIALIZER): Remove
10364 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10365 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10367 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10369 * config/ia64/fde-vms.c: New file.
10370 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10371 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10372 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10373 (uw_frame_state_for): Only register a personality routine if it is
10374 known to be compatible with our expectations.
10375 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10376 Declare unw_table_entry stack variable and
10377 mod all calls to _Unwind_FindTableEntry to add arg.
10378 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10379 (_Unwind_FindTableEntry): Add arg to prototype.
10381 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10383 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10384 field 'signal_pfs_loc'.
10385 (uw_frame_state_for): Remove duplicate code dealing with leaf
10386 procedures without unwind info.
10387 If in the frame after unwinding through a signal handler, restore
10388 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10389 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10390 'pfs_loc' to the AR.PFS location in the signal context; instead
10391 set 'signal_pfs_loc'.
10392 Manually generate the unwind info for the AR.PFS register.
10393 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10394 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10395 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10396 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10397 instead set 'signal_pfs_loc'.
10398 Remove code preventing the AR.PFS register from being restored
10399 from the signal context.
10401 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10402 Tristan Gingold <gingold@adacore.com>
10404 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10405 * config/ia64/t-vms: New file.
10406 * config/ia64/vms64.h: New file.
10407 * config/ia64/vms.h: New file.
10408 * config/ia64/vms-crtinit.asm: New file.
10409 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10410 * config/ia64/vms-unwind.h: New file.
10412 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10414 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10417 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10419 PR middle-end/30789
10420 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10421 Move declaration...
10422 * real.h (do_mpc_arg2): ... here.
10423 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10426 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10428 * final.c (add_debug_prefix_map): Don't use GC memory for
10429 old_prefix and new_prefix.
10431 2009-08-14 Richard Guenther <rguenther@suse.de>
10433 * ipa-prop.c (compute_complex_pass_through): If we cannot
10434 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10436 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10438 * c-lex.c (c_lex_with_flags): Increase size of local variable
10439 to avoid memory clobber.
10441 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10444 * config/i386/i386.c (ix86_fp_comparison_strategy):
10445 Only enable/disable sahf at function granularity.
10447 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10449 PR rtl-optimization/41064
10450 * reload1.c (reload_as_needed): Don't call extract_insn
10451 for known invalid replacements after calling
10452 validate_replace_rtx_group and verify_changes.
10454 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10457 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10458 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10459 ix86_expand_fp_vcond.
10460 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10461 Assert that operation is supported by ix86_expand_int_vcond.
10462 (vcondu<SSEMODE124C8:mode>): Ditto.
10464 2009-08-13 DJ Delorie <dj@redhat.com>
10466 * config/i386/djgpp-stdint.h: New.
10467 * config.gcc (djgpp): Use it.
10469 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10471 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10472 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10474 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10476 * tree-ssa-loop-prefetch.c
10477 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10478 for long-stride pruning.
10479 (compute_miss_rate): New function to compute the probability
10480 that two memory references access different cache lines.
10482 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10484 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10486 2009-08-13 Richard Guenther <rguenther@suse.de>
10488 PR middle-end/41047
10489 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10490 use the constant pointer type.
10491 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10492 of CV qualifiers on the target pointer type.
10493 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10494 conversion check before restrict check.
10496 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10499 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10501 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10503 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10505 2009-08-12 Richard Guenther <rguenther@suse.de>
10507 PR tree-optimization/41011
10508 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10509 and reference constructing.
10511 2009-08-12 Xinliang David Li <davidxl@google.com>
10513 PR tree-optimization/41012
10514 * tree-flow.h : New external interface.
10515 * gimple-low.c (check_call_arg): Change to public function.
10516 Remove argument mismatch check in lowering.
10517 * tree-inline.h (tree_can_inline_p): Interface change.
10518 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10519 into this function.
10520 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10521 Call change to tree_can_inline_p function.
10522 (cgraph_decide_inlining_incrementally): Ditto.
10524 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10526 PR tree-optimization/41031
10527 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10528 on the partition variable rather than promote_mode on the source
10529 type. Assert that the partition variable's type has the same
10530 mode as the source value's.
10532 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10534 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10535 for for_return == 2.
10536 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10538 * calls.c (expand_call): Fix typo.
10539 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10541 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10543 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10544 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10545 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10546 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10548 2009-08-12 Andrew Haley <aph@redhat.com>
10550 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10552 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10555 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10557 2009-08-12 Richard Guenther <rguenther@suse.de>
10559 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10560 * gimplify.c (gimplify_modify_expr): Do not use
10561 lang_hooks.types_compatible_p.
10562 * tree-ssa.c (useless_type_conversion_p): For aggregates
10563 just return false if the canonical types differ.
10565 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10567 PR middle-end/40980
10568 * sese.c (convert_for_phi_arg): New.
10569 (add_guard_exit_phis): Use convert_for_phi_arg.
10571 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10573 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10574 unknown subscript upper bounds.
10576 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10577 Pranav Garg <pranav.garg2107@gmail.com>
10579 * graphite-interchange.c (gather_access_strides): Removed.
10580 (ppl_max_for_le): New.
10581 (build_linearized_memory_access): New.
10582 (memory_stride_in_loop): New.
10583 (pbb_interchange_profitable_p): Reimplemented.
10584 * graphite-ppl.h (ppl_new_id_map): New.
10585 (ppl_interchange): New.
10587 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10589 * graphite-interchange.c (compute_subscript): Removed.
10590 (compute_array_size_cstr): Removed.
10591 (compute_array_size_poly): Removed.
10592 (compute_array_size): Removed.
10593 (gather_access_strides_poly): Removed.
10594 (gather_access_strides): Empty.
10596 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10598 * graphite-dependences.c (dependence_polyhedron_1): Replace
10599 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10600 (graphite_legal_transform_dr): Same.
10601 (graphite_carried_dependence_level_k): Same.
10602 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10603 Initialize PDR_NB_SUBSCRIPTS.
10604 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10606 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10607 (PDR_NB_SUBSCRIPTS): New.
10608 (pdr_nb_subscripts): Removed.
10609 (pdr_dim): Simplified.
10610 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10611 with PDR_NB_SUBSCRIPTS.
10613 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10615 * graphite-interchange.c (compute_array_size): Remove use of
10616 PDR_DATA_CONTAINER.
10617 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10618 Do not initialize PDR_DATA_CONTAINER.
10619 (print_pdr): Do not print PDR_DATA_CONTAINER.
10620 * graphite-poly.h (struct poly_dr): Remove data_container field.
10621 (PDR_DATA_CONTAINER): Removed.
10622 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10623 PDR_DATA_CONTAINER.
10624 (build_poly_dr): Same.
10626 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10627 Sebastian Pop <sebastian.pop@amd.com>
10629 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10630 copy of the dependence polyhedron. Free the temporary objects.
10631 (graphite_carried_dependence_level_k): Free unused objects before
10634 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10636 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10637 Early return without analyzing the data dependences if no
10638 transform has been done. Call restore_scattering if the transform
10640 (graphite-interchange.c): Same.
10641 * graphite-poly.c (print_scattering_function): Test for
10643 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10644 (apply_poly_transforms): Do not gcc_assert that
10645 the transform is legal.
10646 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10647 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10648 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10649 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10650 * graphite-poly.h (struct poly_scattering): New.
10651 (struct poly_bb): Add original, transformed, and saved fields.
10652 Remove transformed_scattering, original_scattering,
10653 nb_local_variables and nb_scattering_transform fields.
10654 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10655 (poly_scattering_new): New.
10656 (poly_scattering_free): New.
10657 (poly_scattering_copy): New.
10658 (store_scattering_pbb): New.
10659 (store_scattering): New.
10660 (restore_scattering_pbb): New.
10661 (restore_scattering): New.
10662 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10663 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10665 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10667 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10668 (print_scop): Same.
10670 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10672 * Makefile.in (graphite.o): Depends on PREDICT_H.
10673 * graphite.c: Include predict.h.
10674 (graphite_finalize): Call tree_estimate_probability.
10675 * predict.c (predict_loops): Do not call scev_initialize and
10677 (tree_estimate_probability_bb): New.
10678 (tree_estimate_probability): Do not initialize loops: move that
10679 code to the driver. Call tree_estimate_probability_bb.
10680 (tree_estimate_probability_driver): New.
10681 (pass_profile): Use tree_estimate_probability_driver.
10682 * predict.h (tree_estimate_probability): Declared.
10684 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10686 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10687 * graphite-dependences.c (graphite_legal_transform): Add time to
10688 TV_GRAPHITE_DATA_DEPS.
10689 (dependency_between_pbbs_p): Same.
10690 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10692 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10694 PR rtl-optimization/41033
10695 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10696 aliasing is disabled.
10698 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10700 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10701 si_mask_operand, and_load_operand, low_bitmask_operand,
10702 and_reg_operand, and_operand): New predicates.
10703 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10704 * config/mips/mips.c (and_operands_ok): New function.
10705 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10706 * config/mips/mips.md (move_type): Add ext_ins and logical.
10707 (type): Handle them.
10708 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10709 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10710 shift_shift. Remove commutative constraint modifier.
10711 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10713 (*clear_upper32_dext): Remove define_insn_and_split.
10714 (*clear_upper32): Turn this define_insn_and_split ...
10715 (splitter for ANDing register with 0xffff_ffff): .. into this.
10717 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10719 * combine.c (try_widen_shift_mode): Factor out code to check if an
10720 integer constant is a low-order bitmask from here ...
10721 * rtlanal.c (low_bitmask_len): ... to here.
10722 * rtl.h (low_bitmask_len): Declare.
10724 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10727 * config/alpha/alpha.md (addsi3): Remove expander.
10728 (addsi3): Rename from *addsi3_internal insn pattern.
10729 (subsi3): Remove expander.
10730 (subsi3): Rename from *subsi3_internal insn pattern.
10732 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10734 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10737 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10738 Eric Botcazou <botcazou@adacore.com>
10739 Douglas B Rupp <rupp@gnat.com>
10741 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10742 that records that fit in 64 bits are returned by immediate value,
10743 as required by OpenVMS Calling Standard.
10744 (function_value): Adjust for above modification.
10745 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10746 virtual_incoming_args_rtx as base object, not next_arg.
10747 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10749 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10751 * reload.c (find_reloads_subreg_address): Check the original
10752 req_equiv_mem address to detect the case where an address is
10753 not valid in the outer mode.
10755 2009-08-11 Richard Guenther <rguenther@suse.de>
10758 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10760 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10762 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10763 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10765 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10766 Douglas B Rupp <rupp@gnat.com>
10768 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10769 PT_STACK when frame_pointer_needed on OpenVMS.
10770 (alpha_pv_save_size, alpha_using_fp): Remove.
10771 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10772 with proper processing for PT_NULL.
10773 (alpha_vms_initial_elimination_offset): New function. Support for
10774 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10775 (alpha_sa_size): Force procedure type to PT_STACK when
10776 frame_pointer_needed on OpenVMS.
10777 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10778 (alpha_using_fp): Likewise.
10779 (alpha_vms_can_eliminate): Add prototype.
10780 (alpha_vms_initial_elimination_offset): Likewise.
10781 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10782 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10784 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10785 Douglas B Rupp <rupp@gnat.com>
10787 * config/alpha/alpha.c (common_object_handler): New function.
10788 (vms_attribute_table): Declare a single attribute "common_object".
10789 (vms_output_aligned_decl_common): New global function.
10790 (SECTION_VMS_OVERLAY): Delete.
10791 (SECTION_VMS_GLOBAL): Likewise.
10792 (SECTION_VMS_INITIALIZE): Likewise.
10793 (vms_asm_named_section): Remove support for above flags.
10794 (vms_section_type_flags): Delete.
10795 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10796 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10797 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10798 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10800 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10803 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10804 (sub_ddmmss): Likewise.
10806 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10809 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10812 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10815 * reload1.c (reload_as_needed): Use cancel_changes to completely
10816 undo a failed replacement attempt.
10818 2009-08-10 Richard Guenther <rguenther@suse.de>
10820 PR middle-end/41006
10821 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10822 (useless_type_conversion_p): ... here. Require pointer targets
10825 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10828 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10829 loose the original type of the statement list.
10831 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10833 * config/alpha/alpha.c: Include libfuncs.h
10834 (avms_asm_output_extern): New function.
10835 (alpha_init_libfuncs): Init some decc libfuncs.
10836 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10837 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10838 (DO_CRTL_NAMES): Define.
10839 (LIB_SPEC): Remove.
10840 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10841 (LONG_TYPE_SIZE): Define.
10842 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10843 (SUBTARGET_SWITCHES): Define malloc64 switch.
10844 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10845 (MASK_RETURN_ADDR): Define.
10846 doc/invoke.texi (mmalloc64): Document switch.
10848 2009-08-09 Olivier Hainque <hainque@adacore.com>
10849 Douglas B Rupp <rupp@gnat.com>
10851 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10852 uses_condition_handler.
10853 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10854 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10855 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10856 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10857 (code_for_builtin): New insn codes for the new alpha_builtins.
10858 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10859 (alpha_sa_size): Account for uses_condition_handler.
10860 (alpha_expand_prologue): Likewise.
10861 (alpha_start_function): Likewise.
10862 (alpha_expand_epilogue): Likewise.
10863 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10864 establish/revert expanders.
10865 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10866 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10867 New expander, resorting to the alpha.c associated function.
10868 (builtin_revert_vms_condition_handler): Likewise.
10869 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10870 __gcc_shell_handler, the static VMS condition handler used as
10871 an indirection wrapper to the current dynamically established
10873 * config/alpha/vms-unwind.h: Complete rewrite.
10874 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10875 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10877 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10878 Douglas B Rupp <rupp@gnat.com>
10880 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10881 (alpha_need_linkage): Handle aliases. Return function symbol.
10882 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10883 Use ultimate alias target for the linkage name.
10884 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10885 by alpha_need_linkage for the function symbol.
10886 (setmemdi): Likewise.
10888 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10890 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10891 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10892 (ASM_WEAKEN_LABEL): Define.
10893 (CRT_CALL_STATIC_FUNCTION): Define.
10894 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10895 (ENDFILE_SPEC): Define.
10896 (INIT_SECTION_ASM_OP): Define.
10897 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10898 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10899 crtend.o crtendS.o.
10900 (MULTILIB_OSDIRNAMES): Define.
10901 (shlib_version): Define.
10902 (SHLIB_EXT): Define.
10903 (SHLIB_OBJS): Define.
10904 (SHLIB_NAME): Define.
10905 (SHLIB_MULTILIB): Define.
10906 (SHLIB_INSTALL): Define.
10907 (SHLIB_SYMVEC): Define.
10908 (SHLIB_SYMVECX2): Define.
10909 (SHLIB_LINK): Define.
10911 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10913 * config/alpha/alpha.c (alpha_initialize_trampoline):
10914 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10915 (alpha_start_function): Emit transfer address on nested functions
10916 for VMS trampoline call.
10917 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10918 since no longer used.
10919 * config/alpha/vms-tramp.asm: Remove.
10920 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10921 since now only data initialized at runtime.
10923 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10925 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10926 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10927 (MD_EXEC_PREFIX): Remove, no longer used.
10928 (MD_STARTFILE_PREFIX): Likewise.
10929 (INCLUDE_DEFAULTS): Likewise.
10930 * config/alpha/t-vms:
10931 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10933 2009-08-09 Richard Guenther <rguenther@suse.de>
10935 PR tree-optimization/41016
10936 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10937 (operand_precision): Remove.
10938 (integral_operand_p): Likewise.
10939 (recognize_single_bit_test): Adjust.
10941 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10943 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10944 operation overflows. Likewise non-cast unary arithmetic.
10945 If one arm of a conditional expression is always taken,
10946 inhibit evaluation warnings for the other arm. Likewise inhibit
10947 evaluation warnings for the second && or || operand if the first
10948 operand is enough to determine the result.
10949 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10951 (build_binary_op): Prevent duplicate evaluation warnings.
10953 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10955 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10956 and destination have different modes, Use promote_mode to
10957 determine the signedness of the conversion. Assert that the
10958 promoted source mode matches the destination mode. Don't pass
10959 the destination and destination mode to expand_expr if the source
10960 mode is different. Simplify conversion logic.
10962 2009-08-09 Ira Rosen <irar@il.ibm.com>
10964 PR tree-optimization/41008
10965 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10966 from condition only in case it's a comparison. Adjust checks.
10968 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10970 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10971 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10972 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10973 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10974 (dump_cand): Handle them.
10975 (struct iv_cand): New members COST_STEP and AINC_USE.
10976 (stmt_after_increment): Likewise.
10977 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10978 callers changed. Use gimple_uid comparison instead of scanning.
10979 (add_candidate_1): When looking for identical candidates, take
10980 AINC_USE into account. Set it for new candidates.
10981 (force_expr_to_var_cost): Cast target_spill_cost to int.
10982 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10983 All callers changed. Check for availability of autoinc addressing
10984 modes, both in general for a given mode, and in the specific use case.
10985 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10987 (get_computation_cost): Likewise.
10988 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10989 add_autoinc_candidates): New static functions.
10990 (add_candidate): Call add_autoinc_candidates for candidates based on
10992 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10993 (determine_use_iv_cost_address): If we have an autoinc candidate at
10994 the matching use, verify autoinc is possible and subtract the cost
10995 of the candidate's step from the cost.
10996 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10997 member of the candidate.
10998 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10999 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11001 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11003 * config.build (ia64-hp-*vms*): New target.
11004 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11005 with ia64-hp-*vms*.
11006 * config.gcc (ia64-hp-*vms*): New target.
11007 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11008 with ia64-hp-*vms*.
11009 * config.host (ia64-hp-*vms*): New target.
11010 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11011 with ia64-hp-*vms*.
11013 2009-08-08 Richard Guenther <rguenther@suse.de>
11015 PR tree-optimization/40991
11016 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11018 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11020 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11021 mode check. Do truncations in an integer mode.
11022 (force_to_mode): Handle subregs for all mode types. Only do
11023 arithmetic simplifications on integer modes.
11025 2009-08-07 Richard Guenther <rguenther@suse.de>
11027 PR tree-optimization/40999
11028 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11029 (maybe_fold_reference): Lookup constant initializers.
11030 (fold_gimple_assign): Likewise.
11032 2009-08-07 Richard Guenther <rguenther@suse.de>
11034 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11035 that require structural equality defer to the langhook.
11037 2009-08-07 Martin Jambor <mjambor@suse.cz>
11039 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11041 (struct ipa_pass_through_data): New type.
11042 (struct ipa_ancestor_jf_data): New type.
11043 (union jump_func_value): Removed field formal_id, added fields
11044 pass_through and ancestor.
11045 (struct ipa_param_call_note): Changed type of formal_id to int from
11047 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11048 operations jump functions and ancestor jump functions.
11049 (compute_complex_pass_through): New function.
11050 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11051 reflect changes in the jump function strucutre.
11052 (update_jump_functions_after_inlining): Ignore complex pass-through
11053 and ancestor jump functions.
11054 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11055 polynomial pass-through with operation jump functions.
11057 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11059 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11060 fde->dw_fde_begin as begin label instead of hot/cold label.
11061 Use LLSDAC label instead of LLSDA for second section lsda.
11062 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11063 label instead of LLSDA if it is true.
11064 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11066 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11067 SECTION argument. Use it as index into crtl->eh.call_site_record
11069 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11070 use it to determine how to print table entries instead of using
11071 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11072 label instead of normal begin label as base.
11073 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11074 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11075 ensure no EH range spans between sections and that landing pads
11076 are always in the corresponding section.
11077 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11078 for crtl->eh.call_site_record being an array rather than scalar.
11079 (output_one_function_exception_table): New function, copied
11080 from output_function_exception_table. Adjust
11081 dw2_size_of_call_site_table, dw2_output_call_site_table
11082 callers. For SECOND section use *C suffixed labels.
11083 (output_function_exception_table): Call
11084 output_one_function_exception_table and, when doing hot/cold
11085 partitioning, also another time for the second section.
11086 * opts.c: Include except.h.
11087 (decode_options): Allow -freorder-blocks-and-partition with
11088 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11089 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11090 * function.h (struct rtl_eh): Change call_site_record from
11091 scalar into array of 2 elements.
11093 2009-08-07 Martin Jambor <mjambor@suse.cz>
11095 * ipa-prop.c (count_formal_params_1): New function.
11096 (ipa_get_vector_of_formal_parms): New function.
11097 (get_vector_of_formal_parm_types): New function.
11098 (ipa_modify_formal_parameters): New function.
11099 (ipa_modify_call_arguments): New function.
11100 (index_in_adjustments_multiple_times_p): New function.
11101 (ipa_combine_adjustments): New function.
11102 (ipa_dump_param_adjustments): New function.
11103 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11104 (ipa_get_vector_of_formal_parms): Declare.
11105 (ipa_modify_formal_parameters): Declare.
11106 (ipa_modify_call_arguments): Declare.
11107 (ipa_combine_adjustments): Declare.
11108 (ipa_dump_param_adjustments): Declare.
11109 (build_ref_for_offset): Declare.
11110 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11111 * tree-sra.c: Include ipa-prop.c.
11112 (build_ref_for_offset): Make public.
11114 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11116 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11118 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11120 * gcc/doc/extend.texi (__builtin_extract_return_address)
11121 (__builtin_frob_return_address): Document.
11123 2009-08-06 Paul Brook <paul@codesourcery.com>
11125 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11126 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11127 implementation on ARMv6-M.
11129 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11131 * doc/extend.texi (pcs): Document new attribute for ARM.
11133 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11135 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11138 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11140 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11143 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11145 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11147 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11149 Merge ARM/hard_vfp_branch to trunk.
11151 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11153 * arm.c (libcall_eq): New function.
11154 (libcall_hash): New function.
11155 (add_libcall): New function.
11156 (arm_libcall_uses_aapcs_base): New function.
11157 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11158 libcalls using the base PCS.
11159 (arm_init_cumulative_args): Likewise.
11161 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11163 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11164 Use base ABI for conversion libfuncs between HFmode and SFmode.
11166 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11168 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11169 V4SImode as representatives of all 64-bit and 128-bit vector
11170 types. Allow vector types without vector modes.
11171 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11172 without vector modes like BLKmode.
11173 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11174 BLKmode. Avoid unsupported vector modes or TImode moves for
11176 (aapcs_vfp_allocate_return_reg): Likewise.
11177 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11178 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11180 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11182 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11183 (arm_get_pcs_model): Pass attribute arguments to
11184 arm_pcs_from_attribute.
11185 (arm_init_cumulative_args): Use base AAPCS for conversions from
11186 floating-point types to DImode.
11187 (arm_attribute_table): Add pcs attribute.
11188 (arm_handle_pcs_attribute): New.
11189 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11190 conversions from floating-point types to DImode, also declare them
11191 to use base AAPCS and declare functions they call to use base
11192 AAPCS and their RTABI names.
11194 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11196 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11197 -mfloat-abi=hard not being supported for VFP.
11199 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11201 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11202 SYMBOL_REF to hard_libcall_value.
11204 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11205 Richard Earnshaw <rearnsha@arm.com>
11207 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11208 has been put on the stack, all remaining co-processory arguments for
11209 that co-processor also go on the stack.
11211 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11213 * config/arm/arm.c (arm_return_in_memory): Handle returning
11214 vectors of suitable size in registers also for AAPCS case.
11216 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11218 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11220 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11222 ARM Hard-VFP calling convention
11223 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11224 * target.h (gcc_target): Add libcall_value to table of call hooks.
11225 * targhooks.h (default_libcall_value): Default implementation.
11226 * targhooks.c (default_libcall_value): Likewise.
11227 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11228 * optabs.c (expand_unop): Use it.
11229 * expr.h (hard_libcall_value): Pass the function RTX through.
11230 * calls.c (emit_library_call_value_1): Update call to
11231 hard_libcall_value.
11232 * explow.c (hard_libcall_value): Use new target hook.
11233 * config/arm/arm.c: Include cgraph.h
11234 (TARGET_FUNCTION_VALUE): Override default hook.
11235 (arm_pcs_default): New variable.
11236 (arm_override_options): Don't fault hard calling convention with VFP.
11237 Add support for AAPCS variants.
11238 (arm_function_value): Make static. Handle AAPCS variants.
11239 (arm_libcall_value): New function.
11240 (arm_apply_result_size): Handle VFP registers in results.
11241 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11243 (pcs_attribute_args): New variable.
11244 (arm_pcs_from_attribute): New function.
11245 (arm_get_pcs_model): New function.
11246 (aapcs_vfp_cum_init): New function.
11247 (aapcs_vfp_sub_candidate): New function.
11248 (aapcs_vfp_is_return_candidate): New function.
11249 (aapcs_vfp_is_call_candidate): New function.
11250 (aapcs_vfp_allocate): New function.
11251 (aapcs_vfp_allocate_return_reg): New function.
11252 (aapcs_vfp_advance): New function.
11253 (aapcs_cp_arg_layout): New variable.
11254 (aapcs_select_call_coproc): New function.
11255 (aapcs_select_return_coproc): New function.
11256 (aapcs_allocate_return_reg): New function.
11257 (aapcs_libcall_value): New function.
11258 (aapcs_layout_arg): New function.
11259 (arm_init_cumulative_args): Initialize AAPCS args data.
11260 (arm_function_arg): Handle AAPCS variants using new interface.
11261 (arm_arg_parital_bytes): Likewise.
11262 (arm_function_arg_advance): New function.
11263 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11264 calling conventions.
11265 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11266 * arm.h (NUM_VFP_ARG_REGS): Define.
11267 (LIBCALL_VALUE): Update.
11268 (FUNCTION_VALUE): Delete.
11269 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11270 (arm_pcs): New enum.
11271 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11272 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11273 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11274 * arm-protos.h (arm_function_arg_advance): Add.
11275 (aapcs_libcall_value): Add.
11276 (arm_function_value): Delete.
11278 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11279 H.J. Lu <hongjiu.lu@intel.com>
11282 * config/i386/i386.c (standard_sse_mode_p): Remove.
11283 (standard_sse_constant_p): Return 2 for integer mode
11284 vector_all_ones_operand when SSE2 is enabled.
11285 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11286 (ix86_expand_vector_move): Do not check for negative values from
11287 standard_sse_constant_p.
11289 2009-08-06 Richard Guenther <rguenther@suse.de>
11291 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11292 array type comparisons frontend independent.
11293 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11294 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11295 out array reference lower bound and element size operands.
11296 (ao_ref_init_from_vn_reference): Properly compute the offset
11297 for ARRAY_RANGE_REF.
11298 (vn_reference_fold_indirect): Fill out array reference lower
11299 bound and element size operands.
11300 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11301 a non gimple valued reference operand which can happen for
11302 array reference lower bound or element size.
11303 (create_component_ref_by_pieces_1): Properly generate the
11304 element size operand for array references.
11306 2009-08-06 Richard Guenther <rguenther@suse.de>
11308 PR tree-optimization/40964
11309 * tree.c (iterative_hash_host_wide_int): Export.
11310 * tree.h (iterative_hash_host_wide_int): Declare.
11311 * tree-ssa-structalias.c (heapvar_map): New struct.
11312 (heapvar_map_eq): New function.
11313 (heapvar_map_hash): Likewise.
11314 (heapvar_lookup): Adjust.
11315 (heapvar_insert): Likewise.
11316 (make_constraint_from_heapvar): Allow multiple heap variables
11317 per decl at different offsets.
11318 (init_alias_heapvars): Adjust.
11320 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11322 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11323 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11324 trailing sync if TARGET_SYNC_AFTER_SC.
11326 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11328 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11329 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11330 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11331 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11332 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11333 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11334 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11335 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11336 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11337 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11338 the prototype declaration match the definition.
11339 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11340 instructions explicitly. Add barrier_before and operands
11342 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11343 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11344 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11345 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11346 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11347 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11349 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11351 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11353 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11354 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11357 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11360 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11362 PR rtl-optimization/40924
11363 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11364 make sure canon_rtx (mem_address) isn't simpler than
11365 canon_rtx (expanded_mem_address).
11367 2009-08-05 Li Feng <nemokingdom@gmail.com>
11369 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11370 for each poly_bb_p.
11371 (build_scop_drs): Build alias set for each SCoP.
11373 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11375 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11376 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11377 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11378 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11379 (BASE_DRIVER_SELF_SPECS): Likewise.
11381 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11383 * tree-ssa-alias.c: Fix some comment typos.
11385 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11387 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11388 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11390 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11393 * simplify-rtx.c (simplify_binary_operation_1): Disable
11394 simplifications for decimal float operations.
11396 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11398 PR middle-end/40943
11399 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11400 operand of INDIRECT_REF.
11402 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11404 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11405 constants referencing TLS symbols.
11407 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11409 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11410 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11412 2009-08-03 Richard Guenther <rguenther@suse.de>
11414 * tree.c (make_vector_type): Build a main variant first,
11415 get the canonical one and then build the variant.
11416 * tree-ssa.c (useless_type_conversion_p_1): Handle
11418 (useless_type_conversion_p): Conversions to pointers to
11419 incomplete record types are useless.
11421 2009-08-03 Richard Guenther <rguenther@suse.de>
11423 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11424 file will be created.
11425 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11426 * toplev.c (compile_file): Adjust comment.
11428 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11430 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11431 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11432 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11433 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11434 (sh_promote_function_mode): Fix typo.
11436 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11438 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11440 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11442 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11443 declaration arguments.
11445 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11447 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11448 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11449 (ix86_split_ashl): Ditto.
11450 (ix86_expand_vector_init_one_nonzero): Ditto.
11451 (ix86_expand_vector_set): Ditto.
11452 (ix86_expand_reduc_v4sf): Ditto.
11454 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11456 * explow.c (promote_function_mode): Remove assert.
11457 * config/sh/sh.c (sh_promote_function_mode): Declare.
11459 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11461 * config/pa/pa.c (pa_promote_function_mode): Declare.
11462 Change to static. Fix promote_mode call.
11464 * gthr-dce.h (CONST_CAST2): Define if not defined.
11465 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11467 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11469 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11471 * expr.c (store_constructor): Use promote_decl_mode. Remove
11472 now write-only variable unsignedp.
11473 (expand_expr_real_1): Use promote_decl_mode.
11474 * expr.h (promote_function_mode, promote_decl_mode): New.
11475 (promote_mode): Remove last argument.
11476 * function.c (assign_temp): Drop last argument of promote_mode.
11477 (assign_parm_find_data_types): Use promote_function_mode.
11478 (assign_parm_setup_reg): Likewise.
11479 (expand_function_end): Use promote_function_mode.
11480 * calls.c (initialize_argument_information): Use promote_function_mode.
11481 (precompute_arguments): Use promote_mode instead of checking if
11482 only PROMOTE_FUNCTION_MODE is defined.
11483 (expand_call): When making sibcall decisions, use promote_function_mode.
11484 Below, remove an if for targetm.calls.promote_function_return and
11485 and use promote_function_mode.
11486 (emit_library_call_value_1): Use promote_function_mode, fix bug
11487 where promote_mode was passed FOR_CALL == 0 for a return value in an
11489 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11490 * explow.c (promote_function_mode, promote_decl_mode): New.
11491 (promote_mode): Keep only the FOR_CALL == 0 case.
11492 * combine.c (setup_incoming_promotion): Remove test of
11493 promote_function_args. Use promote_function_mode.
11494 * stmt.c (expand_value_return): Use promote_decl_mode.
11495 (expand_decl): Use promote_decl_mode.
11497 * expr.c (store_constructor): Use promote_decl_mode. Remove
11498 now write-only variable unsignedp.
11499 (expand_expr_real_1): Use promote_decl_mode.
11500 * expr.h (promote_function_mode, promote_decl_mode): New.
11501 (promote_mode): Remove last argument.
11502 * function.c (assign_temp): Drop last argument of promote_mode.
11503 (assign_parm_find_data_types): Use promote_function_mode.
11504 (assign_parm_setup_reg): Likewise.
11505 (expand_function_end): Use promote_function_mode.
11506 * calls.c (initialize_argument_information): Use promote_function_mode.
11507 (precompute_arguments): Use promote_mode instead of checking if
11508 only PROMOTE_FUNCTION_MODE is defined.
11509 (expand_call): When making sibcall decisions, use promote_function_mode.
11510 Below, remove an if for targetm.calls.promote_function_return and
11511 and use promote_function_mode.
11512 (emit_library_call_value_1): Use promote_function_mode, fix bug
11513 where promote_mode was passed FOR_CALL == 0 for a return value in an
11515 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11516 * explow.c (promote_function_mode, promote_decl_mode): New.
11517 (promote_mode): Keep only the FOR_CALL == 0 case.
11518 * combine.c (setup_incoming_promotion): Remove test of
11519 promote_function_args. Use promote_function_mode.
11520 * stmt.c (expand_value_return): Use promote_decl_mode.
11521 (expand_decl): Use promote_decl_mode.
11523 * explow.c (promote_function_mode): Just call the target hook.
11524 * targhooks.c (default_promote_function_mode,
11525 default_promote_function_mode_always_promote): New.
11526 * targhooks.h (default_promote_function_mode,
11527 default_promote_function_mode_always_promote): Declare.
11528 * target.h (promote_function_args, promote_function_return): Remove.
11529 (promote_function_mode): New.
11530 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11531 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11532 (TARGET_PROMOTE_FUNCTION_MODE): New.
11533 (TARGET_CALLS): Adjust.
11534 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11535 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11537 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11538 * config/s390/s390.c (s390_promote_function_mode): ... here,
11539 with pointer handling.
11540 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11541 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11543 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11544 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11545 with pointer handling.
11546 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11547 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11549 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11550 * config/sh/sh.c (sh_promote_function_mode): New.
11551 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11552 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11554 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11555 * config/cris/cris.c (cris_promote_function_mode): ... here.
11556 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11557 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11559 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11560 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11561 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11562 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11564 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11565 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11566 complex type handling.
11567 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11568 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11570 * config/pa/pa.c (pa_promote_function_mode): New.
11571 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11572 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11574 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11575 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11576 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11577 * config/xtensa/xtensa.c: Likewise.
11578 * config/stormy16/stormy16.c: Likewise.
11579 * config/iq2000/iq2000.c: Likewise.
11580 * config/rs6000/rs6000.c: Likewise.
11581 * config/picochip/picochip.c: Likewise.
11582 * config/arc/arc.c: Likewise.
11583 * config/mcore/mcore.c: Likewise.
11584 * config/score/score.c: Likewise.
11585 * config/mips/mips.c: Likewise.
11586 * config/bfin/bfin.c: Likewise.
11587 * config/ia64/ia64.c: Likewise (disabled though).
11589 * config/frv/frv.h: Remove pointless remark.
11591 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11592 TARGET_PROMOTE_FUNCTION_ARGS,
11593 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11594 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11596 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11598 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11599 -floop-parallelize-all.
11600 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11601 flag_loop_parallelize_all.
11602 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11603 * graphite.c (graphite_transform_loops): Same.
11604 * common.opt: Same.
11605 * graphite-poly.c (apply_poly_transforms): Same.
11607 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11609 PR tree-optimization/40914
11610 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11611 if set, then check the delta field of the PMF record.
11612 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11613 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11614 call is stored in the delta.
11616 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11618 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11620 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11622 * config/i386/bsd.h (ASM_BYTE): New define.
11623 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11624 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11625 .byte. Use fputs or putc instead of fprintf where appropriate.
11626 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11627 fputs or putc instead of fprintf where appropriate.
11628 * config/i386/i386elf.h: Ditto.
11629 * config/i386/sysv4.h: Ditto.
11631 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11632 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11633 (*tls_global_dynamic_64): Ditto.
11635 2009-07-31 Christian Bruel <christian.bruel@st.com>
11637 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11639 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11641 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11642 Remove dead code for MINUS.
11644 2009-07-31 Anthony Green <green@moxielogic.com>
11646 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11648 (moxie_expand_epilogue): Ditto for epilogue.
11649 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11650 incoming arguments.
11651 (moxie_function_arg): Ditto.
11652 (moxie_pass_by_reference): Ditto.
11653 (moxie_arg_partial_bytes): Ditto.
11654 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11655 (FUNCTION_ARG_ADVANCE) Ditto.
11656 (REG_PARM_STACK_SPACE) Ditto.
11657 (FUNCTION_ARG_REGNO_P) Dito.
11659 * config.gcc: Add moxie linux config support.
11660 * gcc/config/moxie/uclinux.h: New file.
11662 2009-07-31 DJ Delorie <dj@redhat.com>
11664 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11665 (UNSPECV_SP_SWITCH_E): New.
11666 (sp_switch_1): Change to an unspec.
11667 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11669 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11670 reference the new stack's address
11672 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11674 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11675 graphite-clast-to-gimple.o, graphite-dependences.o,
11676 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11677 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11678 (graphite-blocking.o,
11679 graphite-clast-to-gimple.o, graphite-dependences.o,
11680 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11681 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11682 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11683 * cfgloop.h (struct loop): Add can_be_parallel field.
11684 * common.opt (fgraphite-identity): Moved up.
11685 (fgraphite-force-parallel): New flag.
11686 * graphite.c: Rewrite.
11687 * graphite.h: Rewrite.
11688 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11690 * toplev.c (graphite_out_file): New file descriptor.
11691 (graphite_in_file): New.
11692 (process_options): flag_graphite_force_parallel cannot be used without
11694 * tree-ssa-loop.c: Include toplev.h.
11695 (gate_graphite_transforms): Enable flag_graphite for
11696 flag_graphite_force_parallel.
11698 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11700 * ChangeLog.graphite: New.
11701 * graphite-blocking.c: New.
11702 * graphite-clast-to-gimple.c: New.
11703 * graphite-clast-to-gimple.h: New.
11704 * graphite-dependences.c: New.
11705 * graphite-dependences.h: New.
11706 * graphite-interchange.c: New.
11707 * graphite-poly.c: New.
11708 * graphite-poly.h: New.
11709 * graphite-ppl.c: New.
11710 * graphite-ppl.h: New.
11711 * graphite-scop-detection.c: New.
11712 * graphite-scop-detection.h: New.
11713 * graphite-sese-to-poly.c: New.
11714 * graphite-sese-to-poly.h: New.
11718 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11720 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11721 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11723 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11725 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11726 (scev_is_linear_expression): Return false if the evolution is not
11727 affine multivariate.
11729 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11731 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11732 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11734 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11736 * tree-data-ref.c (debug_data_references): New.
11737 (debug_data_reference): New.
11738 * tree-data-ref.h (debug_data_references): Declared.
11739 (debug_data_reference): Declared.
11741 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11743 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11744 * tree-data-ref.h (scop_p): Removed.
11745 (struct data_reference): Remove field scop.
11746 (DR_SCOP): Removed.
11747 (stmt_simple_memref_p): Removed.
11749 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11751 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11752 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11755 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11757 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11759 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11761 * doc/invoke.texi (-fgraphite-identity): Documented.
11763 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11765 * tree-scalar-evolution.c: Fix comment.
11766 (instantiate_scev_1): Return unknow from scev instantiation if the
11767 result is not above instantiate_below.
11769 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11771 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11772 static anymore. Instantiate the symbols that may have been introduced
11774 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11777 2009-07-30 DJ Delorie <dj@redhat.com>
11779 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11780 .vliw directive to VLIW sections.
11782 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11784 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11786 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11787 (AUTOHEADER): New variable.
11788 ($(srcdir)/cstamp-h.in): Use it.
11790 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11791 Pat Haugen <pthaugen@us.ibm.com>
11792 Revital Eres <ERES@il.ibm.com>
11794 * config/rs6000/vector.md (VEC_F): Add VSX support.
11797 (mov<mode>): Ditto.
11798 (vector_load_<mode>): Ditto.
11799 (vector_store_<mode>): Ditto.
11800 (vector GPR move split): Ditto.
11801 (vec_reload_and_plus_<mptrsize>): Ditto.
11802 (vec_reload_and_reg_<mptrsize>): Ditto.
11803 (add<mode>3): Ditto.
11804 (sub<mode>3): Ditto.
11805 (mul<mode>3): Ditto.
11806 (neg<mode>2): Ditto.
11807 (abs<mode>2): Ditto.
11808 (smin<mode>3): Ditto.
11809 (smax<mode>3): Ditto.
11810 (vector_eq<mode>): Ditto.
11811 (vector_gt<mode>): Ditto.
11812 (vector_ge<mode>): Ditto.
11813 (vector_gtu<mode>): Ditto.
11814 (vector_select_<mode>_uns): Ditto.
11815 (vector_eq_<mode>_p): Ditto.
11816 (vector_gt_<mode>_p): Ditto.
11817 (vector_ge_<mode>_p): Ditto.
11818 (vector_gtu_<mode>_p): Ditto.
11819 (cr6_test_for_zero): Ditto.
11820 (cr6_test_for_zero_reverse): Ditto.
11821 (cr6_test_for_lt): Ditto.
11822 (cr6_test_for_lt_reverse): Ditto.
11823 (xor<mode>3): Ditto.
11824 (ior<mode>3): Ditto.
11825 (and<mode>3): Ditto.
11826 (one_cmpl<mode>2): Ditto.
11827 (nor<mode>2): Ditto.
11828 (andc<mode>2): Ditto.
11829 (float<VEC_int<mode>2): Ditto.
11830 (unsigned_float<VEC_int><mode>2): Ditto.
11831 (fix_trunc<mode><VEC_int>2): Ditto.
11832 (fixuns_trunc<mode><VEC_int>2): Ditto.
11834 (vec_set<mode>): Ditto.
11835 (vec_extract<mode>): Ditto.
11836 (vec_interleave_highv4sf): Ditto.
11837 (vec_interleave_lowv4sf): Ditto.
11838 (vec_realign_load_<mode>): Ditto.
11839 (vec_shl_<mode>): Ditto.
11840 (vec_shr_<mode>): Ditto.
11841 (div<mode>3): New patterns for VSX.
11842 (vec_interleave_highv2df): Ditto.
11843 (vec_interleave_lowv2df): Ditto.
11844 (vec_pack_trunc_v2df): Ditto.
11845 (vec_pack_sfix_trunc_v2df): Ditto.
11846 (vec_pack_ufix_trunc_v2df): Ditto.
11847 (vec_unpacks_hi_v4sf): Ditto.
11848 (vec_unpacks_lo_v4sf): Ditto.
11849 (vec_unpacks_float_hi_v4si): Ditto.
11850 (vec_unpacks_float_lo_v4si): Ditto.
11851 (vec_unpacku_float_hi_v4si): Ditto.
11852 (vec_unpacku_float_lo_v4si): Ditto.
11853 (movmisalign<mode>): Ditto.
11854 (vector_ceil<mode>2): New patterns for vectorizing math library.
11855 (vector_floor<mode>2): Ditto.
11856 (vector_btrunc<mode>2): Ditto.
11857 (vector_copysign<mode>3): Ditto.
11859 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11860 predicate for setting the high bit in each word, used for copysign.
11862 * config/rs6000/ppc-asm.h (f19): Whitespace.
11863 (f32-f63): Define if VSX.
11864 (v0-v31): Define if Altivec.
11865 (vs0-vs63): Define if VSX.
11867 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11869 * config/rs6000/power7.md: New file, provide tuning parameters for
11872 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11873 (rs6000_cpu_cpp_builtins): Ditto.
11874 (altivec_overloaded_builtins): Ditto.
11875 (altivec_resolve_overloaded_builtin): Ditto.
11877 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11878 debug switch to disable vectorizing simple math builtin
11881 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11882 Vectorize simple math builtin functions.
11883 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11884 hook to vectorize math builtins.
11885 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11886 (rs6000_builtin_conversion): Add VSX/power7 support.
11887 (rs6000_builtin_vec_perm): Ditto.
11888 (vsplits_constant): Add support for loading up a vector constant
11889 with just the high bit set in each part.
11890 (rs6000_expand_vector_init): Add VSX/power7 support.
11891 (rs6000_expand_vector_set): Ditto.
11892 (rs6000_expand_vector_extract): Ditto.
11893 (rs6000_emit_move): Ditto.
11894 (bdesc_3arg): Ditto.
11895 (bdesc_2arg): Ditto.
11896 (bdesc_1arg): Ditto.
11897 (rs6000_expand_ternop_builtin): Ditto.
11898 (altivec_expand_builtin): Ditto.
11899 (rs6000_expand_unop_builtin): Ditto.
11900 (rs6000_init_builtins): Ditto.
11901 (altivec_init_builtins): Ditto.
11902 (builtin_function_type): Ditto.
11903 (rs6000_common_init_builtins): Ditto.
11904 (rs6000_handle_altivec_attribute); Ditto.
11905 (rs6000_mangle_type): Ditto.
11906 (rs6000_vector_mode_supported_p): Ditto.
11907 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11908 are mode dependent.
11910 * config/rs6000/vsx.md: New file for VSX support.
11912 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11913 identifing values with just the most significant bit set.
11914 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11915 vectorized builtins.
11917 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11918 (UNSPEC_VRFIM): Delete.
11919 (splitter for loading up vector with most significant bit): New
11920 splitter for vectorizing copysign.
11921 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11922 vectorizing simple math functions.
11923 (altivec_vrfip): Add support for vectorizing simple math functions.
11924 (altivec_vrfim): Ditto.
11925 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11927 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11928 (power7.md, vsx.md): Include for power7 support.
11929 (copysigndf3): Use VSX instructions if -mvsx.
11930 (negdf2_fpr): Ditto.
11931 (absdf2_fpr): Ditto.
11932 (nabsdf2_fpr): Ditto.
11933 (adddf3_fpr): Ditto.
11934 (subdf3_fpr): Ditto.
11935 (muldf3_fpr): Ditto.
11936 (divdf3_fpr): Ditto.
11937 (fix_truncdfdi2_fpr): Ditto.
11938 (cmpdf_internal1): Ditto.
11939 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11940 (btruncdf2, btruncdf2_fpr): Ditto.
11941 (ceildf2, ceildf2_fpr): Ditto.
11942 (floordf2, floordf2_fpr): Ditto.
11943 (floatdidf2, floatdidf2_fpr): Ditto.
11944 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11945 (fmsubdf4_fpr): Ditto.
11946 (fnmadddf4_fpr_1): Ditto.
11947 (fnmadddf4_fpr_2): Ditto.
11948 (fnmsubdf4_fpr_1): Ditto.
11949 (fnmsubdf4_fpr_2): Ditto.
11950 (fixuns_truncdfdi2): Add expander for VSX support.
11951 (fix_truncdfdi2): Ditto.
11952 (fix_truncdfsi2): Ditto.
11953 (ftruncdf2): Ditto.
11954 (btruncsf2): Whitespace.
11955 (movdf_hardfloat32): Add support for VSX registers.
11956 (movdf_softfloat32): Ditto.
11957 (movdf_hardfloat64): Ditto.
11958 (movdf_hardfloat64_mfpgpr): Ditto.
11959 (movdf_softfloat64): Ditto.
11960 (movti splitters): Add check for vector registers supporting
11961 TImode in the future.
11962 (bpermd): Add power7 bpermd instruction.
11964 * config/rs6000/altivec.h (vec_div): Define if VSX.
11967 (vec_nmadd): Ditto.
11968 (vec_nearbyint): Ditto.
11971 (all predicates): Use the generic builtin function, and not the V4SF
11972 specific function so that the predicates will work with VSX's V2DF.
11973 (vec_all_*): Ditto.
11974 (vec_any_*): Ditto.
11976 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11977 Document new VSX functions and types.
11979 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11982 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11983 "wa", and "j" constraints. Modify "v" to talk about Altivec
11984 instead of just vector.
11986 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11989 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11990 location for phi arguments.
11991 (rewrite_update_phi_arguments): Find locations for reaching defs.
11992 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11993 Add location to add_phi_arg calls.
11994 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11995 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11996 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11997 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11998 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11999 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12000 * tree-phinodes.c (make_phi_node): Initialize location.
12001 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12002 (add_phi_arg): Add location parameter.
12003 (remove_phi_arg_num): Move location when moving phi argument.
12004 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12006 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12007 slpeel_update_phi_nodes_for_guard1,
12008 slpeel_update_phi_nodes_for_guard2,
12009 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12010 vect_loop_versioning): Set locations.
12011 * tree-parloops.c (create_phi_for_local_result,
12012 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12013 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12014 * tree-vect-loop.c (get_initial_def_for_induction,
12015 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12017 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12018 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12019 (gimple_phi_arg_set_location): New. Set locus.
12020 (gimple_phi_arg_has_location): New. Check for locus.
12021 (redirect_edge_var_map_location): New. Return locus from var_map.
12022 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12023 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12024 combining PHI arguments.
12025 (cond_store_replacement): Set location.
12026 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12027 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12028 scop_add_exit_phis_edge): Add locations.
12029 * tree-cfgcleanup.c (remove_forwarder_block,
12030 remove_forwarder_block_with_phi): Add locations.
12031 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12032 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12034 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12035 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12036 flush_pending_stmts): Add source location.
12037 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12038 stack to preserve locations.
12039 * tree-vect-stmts.c (vectorizable_load): Add location.
12040 * tree-inline.c (copy_phis_for_bb): Copy locus.
12041 (setup_one_parameter): Add call locus to inlined parameter stmts.
12042 (initialize_inlined_parameters): Pass in call location as parameter
12044 (tree_function_versioning): Pass location to setup_one_parameter.
12045 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12046 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12047 copy and edge lists.
12048 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12049 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12050 locus parameter and override the stmt default if provided.
12051 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12052 elim_graph_add_edge, elim_graph_remove_succ_edge,
12053 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12054 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12055 eliminate_phi): Add locus info in elimination graph for each edge and
12057 (insert_backedge_copies): Copy locus if present.
12058 * tree-flow.h (struct _edge_var_map): Add locus field.
12059 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12060 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12061 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12063 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12065 2009-07-30 Martin Jambor <mjambor@suse.cz>
12067 PR tree-optimization/40570
12068 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12069 use inlining loops.
12071 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12073 * ssa-loop-manip.c: Include langhooks.h.
12074 (rewrite_phi_with_iv): New.
12075 (rewrite_all_phi_nodes_with_iv): New.
12076 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12077 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12078 * tree-parloops.c (loop_parallel_p): Move out all conditions
12079 except dependency check.
12080 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12081 (gen_parallel_loop): Call canonicalize_loop_ivs without
12082 reduction_list argument.
12083 (build_new_reduction): New.
12084 (gather_scalar_reductions): New.
12085 (try_get_loop_niter): New.
12086 (try_create_reduction_list): New.
12087 (parallleize_loops): Change the parallel conditions check.
12088 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12089 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12091 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12093 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12095 * doc/options.texi (Option properties): Mention new quoting syntax.
12097 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12099 * config/alpha/alpha.c (alpha_start_function):
12100 Handle VMS_DEBUG_MAIN_POINTER
12101 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12102 * doc/invoke.texi: Document -mdebug-main switch.
12104 2009-07-29 Richard Henderson <rth@redhat.com>
12106 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12107 (cgraph_create_edge_including_clones): Likewise.
12108 * tree-inline.c (copy_bb): Operate on the correct edges
12109 when updating the callgraph.
12111 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12113 * config/alpha/vms-cc.c: Deleted.
12114 * config/alpha/vms-ld.c: Deleted.
12115 * config/alpha/t-vms64: Moved to config/vms
12116 * config/alpha/vms-crt0-64.c: Moved to config/vms
12117 * config/alpha/vms-crt0.c: Moved to config/vms
12118 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12119 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12120 * config/alpha/xm-vms.h: Moved to config/vms
12121 * config/alpha/x-vms: Moved to config/vms
12122 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12124 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12125 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12127 * config/vms/t-vms64: Moved here from config/alpha
12128 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12129 (argc,argv,envp): Enforce 32bit malloc'ing.
12130 * config/vms/vms-psxcrt0-64.c: Likewise.
12131 * config/vms/vms-crt0.c: Moved here from config/alpha.
12132 * config/vms/vms-psxcrt0.c: Likewise.
12133 * config/vms/vms-crtl-64.h: New file.
12134 * config/vms/vms-crtl.h: New file.
12135 * config/vms/vms.opt: New file.
12136 * config/vms/xm-vms64.h: New file.
12137 * config/vms/xm-vms.h: Moved here from config/alpha.
12138 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12140 * config/vms/x-vms: Moved here from config/alpha.
12141 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12142 (vms-ld.o, vms-cc.o): Removed.
12143 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12145 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12147 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12148 correct stack (obvious VMS fix).
12150 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12152 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12153 date, version info if VMS_DEBUGGING_INFO defined.
12154 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12155 size, date calculating code moved here.
12157 2009-07-29 Paul Brook <paul@codesourcery.com>
12159 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12162 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12165 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12166 to DImode when generating insq_le insn.
12168 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12170 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12171 New macro set for VMS_DEBUGGGING_INFO.
12172 (AT_string_form): Use it.
12174 2009-07-28 DJ Delorie <dj@redhat.com>
12176 * config/mep/mep.c (vtext_section): New.
12177 (vftext_section): New.
12178 (ftext_section): New.
12179 (mep_select_section): Add support for functions.
12180 (mep_unique_section): Likewise.
12181 (mep_asm_init_sections): Likewise.
12182 (mep_encode_section_info): Remove it from here.
12184 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12186 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12188 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12189 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12191 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12193 * dwarf2out.c (output_file_names): Test new macro
12194 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12195 (add_comp_dir_attribute): Likewise.
12197 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12199 * config/i386/mingw-w64.h (LINK_SPEC): Add
12200 separating space between commands.
12202 2009-07-28 Jan Hubicka <jh@suse.cz>
12204 PR tree-optimization/40759
12205 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12208 2009-07-27 DJ Delorie <dj@redhat.com>
12210 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12211 types are dword-aligned.
12212 (mep_expand_va_start): Likewise.
12214 2009-07-27 Olivier Hainque <hainque@adacore.com>
12215 Douglas B Rupp <rupp@gnat.com>
12217 * convert.c (convert_to_pointer): Don't assume the target
12218 pointer type is POINTER_SIZE long. Fetch its precision instead.
12220 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12222 * system.h (fopen): Undefine if macro.
12224 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12226 * dwarf2out.c (output_cfi_p): Removed.
12227 (output_cfis): New function.
12228 (output_fde): New function, split from output_call_frame_info.
12229 (output_call_frame_info): Use it.
12230 (dwarf2out_switch_text_section): Use output_cfis.
12232 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12234 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12235 TARGET_BI_ARCH is specified without enabling SJLJ.
12236 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12237 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12239 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12241 * arm.md (negdi2): Use DImode if forcing a value into a register.
12243 2009-07-26 Ira Rosen <irar@il.ibm.com>
12245 PR tree-optimization/40801
12246 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12247 of vector operand from the previous copy of vector statement.
12248 Pass the correct definition type value to
12249 vect_get_vec_def_for_stmt_copy().
12251 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12253 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12254 const char ** conversion.
12256 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12258 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12259 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12260 (gcc_unreachable): Invoke __builtin_unreachable() if
12261 !ENABLE_ASSERT_CHECKING.
12263 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12265 PR rtl-optimization/40445
12266 * emit-rtl.c (next_nonnote_insn_bb): New function.
12267 * rtl.h (next_nonnote_insn_bb): Declare new function.
12268 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12269 with no successors that is the successor of the ENTRY_BLOCK.
12270 Continue from the top after removing an empty fallthrough block.
12271 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12272 of next_nonnote_insn.
12274 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12276 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12278 2009-07-25 Martin Jambor <mjambor@suse.cz>
12280 * c-common.c (c_common_attribute_table): New element for noclone.
12281 (handle_noclone_attribute): New function. Forward-declare.
12282 * tree-inline.c (tree_versionable_function_p): Check for noclone
12284 * doc/extend.texi (Labels as Values): Document need for noclone.
12285 (Function Attributes): Document noclone attribute.
12287 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12289 PR rtl-optimization/34999
12290 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12291 and dw_fde_switched_cold_to_hot fields.
12292 (output_cfi_p): New function.
12293 (output_call_frame_info): If fde->dw_fde_switched_sections,
12294 output 2 FDEs instead of one with corrupted header.
12295 (dwarf2out_do_cfi_startproc): New function.
12296 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12297 and fde->dw_fde_switched_cold_to_hot.
12298 (dwarf2out_switch_text_section): Compute
12299 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12300 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12301 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12302 Otherwise, compute fde->dw_fde_switch_cfi.
12304 2009-07-24 Cary Coutant <ccoutant@google.com>
12306 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12308 2009-07-24 Cary Coutant <ccoutant@google.com>
12310 * cfghooks.c (split_block): Copy discriminator to new block.
12311 * tree-cfg.c (assign_discriminator): Check location of last
12312 instruction in block as well as first.
12314 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12316 * config/i386/linux.c: Use fputs or putc instead of fprintf
12318 * config/i386/gas.h: Ditto.
12319 * config/i386/x86-64.h: Ditto.
12320 * config/i386/att.h: Ditto.
12322 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12324 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12327 2009-07-24 Martin Jambor <mjambor@suse.cz>
12329 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12330 (ipa_push_func_to_list_1): Declare.
12331 (ipa_push_func_to_list): New function.
12333 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12334 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12335 (ipa_push_func_to_list): Removed.
12336 (ipa_pop_func_from_list): Clear node_enqueued flag.
12338 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12340 * config/s390/s390.c (override_options): Default
12341 max-unrolled-insns to 100 for z10 tuning.
12343 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12345 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12346 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12347 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12348 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12349 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12350 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12351 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12353 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12355 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12356 use default set in mingw32.h header.
12357 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12358 64-bit /mingw/include path.
12359 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12362 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12364 PR rtl-optimization/40209
12365 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12367 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12369 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12370 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12371 with the rest of string where appropriate. Use fputs or putc
12372 instead of fprintf where appropriate.
12374 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12375 Pat Haugen <pthaugen@us.ibm.com>
12376 Revital Eres <ERES@il.ibm.com>
12378 * config/rs6000/vector.md: New file. Move most of the vector
12379 expander support here from altivec.md to allow for the VSX vector
12380 unit in the future. Add support for secondary_reload patterns.
12381 Rewrite the patterns for vector comparison, and vector comparison
12382 predicate instructions so that the RTL expresses the desired
12383 behavior, instead of using unspec.
12385 * config/rs6000/constraints.md ("f" constraint): Use
12386 rs6000_constraints to hold the precalculated register class.
12387 ("d" constraint): Ditto.
12388 ("wd" constraint): New constraint for VSX.
12389 ("wf" constraint): Ditto.
12390 ("ws" constraint): Ditto.
12391 ("wa" constraint): Ditto.
12392 ("wZ" constraint): Ditto.
12393 ("j" constraint): Ditto.
12395 * config/rs6000/predicates.md (vsx_register_operand): New
12397 (vfloat_operand): New predicate for vector.md.
12398 (vint_operand): Ditto.
12399 (vlogical_operand): Ditto.
12400 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12401 (easy_vector_constant): Add VSX support.
12402 (altivec_indexed_or_indirect_operand): New predicate for
12403 recognizing Altivec style memory references with AND -16.
12405 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12406 for vector secondary reload support.
12407 (rs6000_vector_reg_class): Delete, replacing it with
12408 rs6000_constraints.
12409 (rs6000_vsx_reg_class): Ditto.
12410 (rs6000_constraints): New array to hold the register classes of
12411 each of the register constraints that can vary at runtime.
12412 (builtin_mode_to_type): New static array for builtin function type
12414 (builtin_hash_table): New static hash table for builtin function
12416 (TARGET_SECONDARY_RELOAD): Define target hook.
12417 (TARGET_IRA_COVER_CLASSES): Ditto.
12418 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12419 registers are 128 bits if VSX memory reference instructions are used.
12420 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12421 unit is being used.
12422 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12423 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12424 Print several of the scheduling related parameters.
12425 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12426 rs6000_constraints instead of rs6000_vector_reg_class. Move
12427 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12428 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12429 Altivec. Add VSX support. Setup for secondary reload support on
12430 Altivec/VSX registers.
12431 (rs6000_override_options): Make power7 set the scheduling groups
12432 like the power5. Add support for new debug switches to override
12433 the scheduling defaults. Temporarily disable -mcpu=power7 from
12434 setting -mvsx. Add support for debug switches -malways-hint,
12435 -msched-groups, and -malign-branch-targets.
12436 (rs6000_buitlin_conversion): Add support for returning unsigned
12437 vector conversion functions to fix regressions due to stricter
12439 (rs6000_builtin_mul_widen_even): Ditto.
12440 (rs6000_builtin_mul_widen_odd): Ditto.
12441 (rs6000_builtin_vec_perm): Ditto.
12442 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12443 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12444 to zero a register.
12445 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12446 generated upstream.
12447 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12448 VSX types for bit operations. Changes to accomidate vector.md.
12449 (bdesc_2arg): Ditto.
12450 (bdesc_1arg): Ditto.
12451 (struct builtin_description_predicates): Rewrite predicate
12452 handling so that RTL describes the operation, instead of passing
12453 the instruction to be used as a string argument.
12454 (bdesc_altivec_preds): Ditto.
12455 (altivec_expand_predicate_builtin): Ditto.
12456 (altivec_expand_builtin): Ditto.
12457 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12458 statement for vsldoi support.
12459 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12460 (altivec_expand_st_builtin): Ditto.
12461 (paired_expand_builtin): Whitespace changes.
12462 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12463 builtin_mode_to_type table for secondary reload. Call
12464 builtin_function_type to build random builtin functions.
12465 (altivec_init_builtins): Change to use builtin_function_type to
12466 create builtin function types dynamically as we need them.
12467 (builtin_hash_function): New support for hashing the tree types
12468 for builtin function as we need it, rather than trying to build
12469 all of the trees that we need. Add initial preliminary VSX support.
12470 (builtin_function_type): Ditto.
12471 (builtin_function_eq): Ditto.
12472 (builtin_hash_struct): Ditto.
12473 (rs6000_init_builtins): Ditto.
12474 (rs6000_common_init_builtins): Ditto.
12475 (altivec_init_builtins): Ditto.
12476 (rs6000_common_init_builtins): Ditto.
12477 (enum reload_reg_type): New enum for simplifing reg classes.
12478 (rs6000_reload_register_type): Simplify register classes into GPR,
12479 Vector, and other registers. Altivec and VSX addresses in reload.
12480 (rs6000_secondary_reload_inner): Ditto.
12481 (rs6000_ira_cover_classes): New target hook, that returns the
12482 appropriate cover classes, based on -mvsx being used or not.
12483 (rs6000_secondary_reload_class): Add VSX support.
12484 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12485 (get_vsel_insn): Ditto.
12486 (rs6000_emit_vector_compare): Rewrite vector conditional support
12487 so that where we can, we use RTL operators, instead of blindly use
12489 (rs6000_emit_vector_select): Ditto.
12490 (rs6000_emit_vector_cond_expr): Ditto.
12491 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12492 (create_TOC_reference): Add -mdebug=addr support.
12493 (emit_frame_save): VSX loads/stores need register indexed addressing.
12495 * config/rs6000/rs6000.md: Include vector.md.
12497 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12499 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12500 support for V2DI, V2DF in logical, permute, select operations.
12502 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12503 switch for vsx/power7.
12504 (-mvsx-scalar-memory): Ditto.
12505 (-mvsx-align-128): Ditto.
12506 (-mallow-movmisalign): Ditto.
12507 (-mallow-df-permute): Ditto.
12508 (-msched-groups): Ditto.
12509 (-malways-hint): Ditto.
12510 (-malign-branch-targets): Ditto.
12512 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12514 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12515 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12516 (rs6000_vector_reg_class): Delete.
12517 (rs6000_vsx_reg_class): Ditto.
12518 (enum rs6000_reg_class_enum): New enum for the constraints that
12519 vary based on target switches.
12520 (rs6000_constraints): New array to hold the register class for all
12521 of the register constraints that vary based on the switches used.
12522 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12523 (enum rs6000_builtins): Add unsigned varients for the builtin
12524 declarations returned by target hooks for expanding multiplies,
12525 select, and permute operations. Add VSX builtins.
12526 (enum rs6000_builtin_type_index): Add entries for VSX.
12527 (V2DI_type_node): Ditto.
12528 (V2DF_type_node): Ditto.
12529 (unsigned_V2DI_type_node): Ditto.
12530 (bool_long_type_node): Ditto.
12531 (intDI_type_internal_node): Ditto.
12532 (uintDI_type_internal_node): Ditto.
12533 (double_type_internal_node): Ditto.
12535 * config/rs6000/altivec.md (whole file): Move all expanders to
12536 vector.md from altivec.md. Rename insn matching functions to be
12538 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12539 (altivec_vcmp*): Ditto.
12540 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12541 (VM): New iterator for moves that includes the VSX types.
12542 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12543 (altivec_vperm_<mode>_uns): New, for unsigned types.
12544 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12545 (altivec_eq<mode>): Ditto.
12546 (altivec_gt<mode>): Ditto.
12547 (altivec_gtu<mode>): Ditto.
12548 (altivec_eqv4sf): Ditto.
12549 (altivec_gev4sf): Ditto.
12550 (altivec_gtv4sf): Ditto.
12551 (altivec_vcmpbfp_p): Ditto.
12553 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12555 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12558 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12561 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12562 ASM_SHORT instead of .word.
12563 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12564 instead of .word in asm template.
12566 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12569 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12570 (process_bb_node_lives): Use it.
12572 * ira.c (setup_cover_and_important_classes): Don't setup
12573 ira_important_class_nums. Add cover classes to the end of
12575 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12577 (find_reg_class_closure): Use reorder_important_classes.
12579 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12581 * config/i386/i386.c (i386_ira_cover_classes): New function.
12582 (TARGET_IRA_COVER_CLASSES): Redefine.
12584 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12585 importance of order of cover classes in the array.
12587 2009-07-22 Diego Novillo <dnovillo@google.com>
12589 * tree-pass.h (TDF_EH): Define.
12590 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12591 contains TDF_EH, print the EH region number holding GS.
12592 * tree-dump.c (dump_options): Add "eh".
12593 * doc/invoke.texi: Document it.
12595 2009-07-22 Doug Kwan <dougkwan@google.com>
12597 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12599 2009-07-22 Michael Matz <matz@suse.de>
12601 PR tree-optimization/35229
12602 PR tree-optimization/39300
12604 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12605 (inhibit_phi_insertion): New function.
12606 (insert_into_preds_of_block): Call it for REFERENCEs.
12607 (init_pre): Initialize and finalize scalar evolutions.
12608 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12610 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12612 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12613 Use CONST_VECTOR_NUNITS to determine number of elements.
12615 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12617 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12618 (U, W): Constraints are now deprecated and will be removed if we
12619 run out of letters.
12620 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12622 ("prefetch"): Add the stcmh instruction for prefetching.
12623 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12625 (s390_short_displacement): Return always true if compiling for
12626 machines not providing the long displacement facility.
12627 (s390_mem_constraint): Support the new constraint letter Z.
12628 (s390_check_qrst_address): New function.
12630 2009-07-21 DJ Delorie <dj@redhat.com>
12632 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12635 2009-07-21 Jason Merrill <jason@redhat.com>
12637 * c-common.c (max_tinst_depth): Increase default to 1024.
12639 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12641 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12642 (vec_unpacku_float_lo_v4si): Ditto.
12644 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12647 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12648 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12649 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12650 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12652 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12654 PR tree-optimization/40813
12655 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12658 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12660 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12661 with a NOP_EXPR if needed.
12663 2009-07-21 Paul Brook <paul@codesourcery.com>
12665 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12666 Terminate debug dump with newline.
12668 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12670 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12671 Cast "1" to unsigned HOST_WIDE_INT.
12672 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12673 deposit length to the maximum length - lsb. Extend length if
12674 HOST_BITS_PER_WIDE_INT is 32.
12676 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12678 * cgraph.h (constant_pool_htab): New function.
12679 (constant_descriptor_tree): Move from varasm.c.
12680 * varasm.c (constant_pool_htab): New function.
12681 (constant_descriptor_tree): Move to cgraph.h.
12683 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12685 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12687 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12689 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12692 2009-07-20 Xinliang David Li <davidxl@google.com>
12694 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12696 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12698 * config/mips/mips.md (move_type): Add arith.
12699 (type): Handle arith.
12700 (zero_extendsidi2): Rename this into ...
12701 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12702 (zero_extendsidi2): New expander.
12703 (*zero_extendsidi2_dext): New pattern.
12705 2009-07-20 Nick Clifton <nickc@redhat.com>
12707 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12708 to set MIPS_ABI_DEFAULT.
12709 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12711 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12713 * tree-object-size.c (addr_object_size): Handle unions with
12714 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12716 PR tree-optimization/40792
12717 * tree.c (build_function_type_skip_args): Remove bogus assert.
12719 2009-07-20 Jan Hubicka <jh@suse.cz>
12720 Martin Jambor <mjambor@suse.cz>
12722 * cgraph.h (combined_args_to_skip): New field.
12723 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12724 combined_args_to_skip and args_to_skip.
12725 * tree-inline.c (update_clone_info): New function.
12726 (tree_function_versioning): Call update_clone_info.
12727 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12729 (cgraph_materialize_all_clones): More extensive dumping, working
12730 with combined_args_to_skip rather than args_to_skip.
12732 2009-07-20 Ira Rosen <irar@il.ibm.com>
12734 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12735 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12736 (get_initial_def_for_reduction): Likewise.
12737 (vectorizable_reduction): Skip the check of first operand in case
12738 of COND_EXPR. Add check that it is outer loop vectorization if
12739 nested cycle was detected. Call vectorizable_condition() for
12740 COND_EXPR. If reduction epilogue cannot be created do not fail for
12741 nested cycles (if it is not double reduction). Assert that there
12742 is only one type in the loop in case of COND_EXPR. Call
12743 vectorizable_condition() to vectorize COND_EXPR.
12744 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12745 Add parameters. Allow nested cycles if called from
12746 vectorizable_reduction(). Use reduction vector variable if provided.
12747 (vect_analyze_stmt): Call vectorizable_reduction() before
12748 vectorizable_condition().
12749 (vect_transform_stmt): Update call to vectorizable_condition().
12751 2009-07-20 Christian Bruel <christian.bruel@st.com>
12753 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12754 * doc/invoke.texi (-mfmovd): Likewise.
12755 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12757 2009-07-20 Jan Hubicka <jh@suse.cz>
12759 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12760 when handling SSA name.
12762 2009-07-19 Jan Hubicka <jh@suse.cz>
12764 PR tree-optimization/40676
12765 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12766 virtual PHIs in empty BBs.
12768 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12770 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12771 re-expanded the compound use gen_lowpart instead to convert to the
12774 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12776 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12777 OUTER_CONST arguments.
12778 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12779 the new wider mode will be masked off.
12780 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12782 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12784 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12785 high-order bits are zero.
12787 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12789 * combine.c (simplify_shift_const_1): Split code to determine
12790 shift_mode into ...
12791 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12792 new bits shifted in are identical to the old sign bit.
12794 2009-07-18 Richard Guenther <rguenther@suse.de>
12797 * gimplify.c (gimplify_call_expr): Reject code using results from
12798 functions returning void.
12800 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12802 * doc/md.texi: Document the new PowerPC "es" constraint.
12803 Document that "m" can include automodified addresses on this target,
12804 and explain how %U must be used. Extend the "Q" and "Z" documentation
12805 to suggest "es" as well as "m".
12806 * config/rs6000/constraints.md (es): New memory constraint.
12807 (Q, Z): Update strings to match new documentation.
12809 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12811 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12812 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12813 * config/rs6000/predicates.md (volatile_mem_operand): Use
12814 offsettable_nonstrict_memref_p.
12815 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12816 (*floatunssidf2_internal): Likewise.
12817 (*fix_truncdfsi2_internal): Likewise.
12818 (*fix_trunctfsi2_internal): Likewise.
12820 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12822 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12823 atmega32u2 devices.
12824 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12826 2009-07-17 Richard Guenther <rguenther@suse.de>
12829 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12830 (pass_warn_unused_result): Likewise.
12831 (TODO_set_props): Remove.
12832 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12834 (pass_diagnose_omp_blocks): Define.
12835 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12836 (c_gimple_diagnostics_recursively): Remove.
12837 (finish_function): Do not call it.
12838 (c_write_global_declarations): Continue after errors.
12839 Finalize the CU here.
12840 * c-gimplify.c (c_genericize): Do not gimplify here.
12841 * c-common.c (c_warn_unused_result): Move ...
12842 * tree-cfg.c (do_warn_unused_result): ... here.
12843 (run_warn_unused_result): New function.
12844 (gate_warn_unused_result): New function.
12845 (pass_warn_unused_result): New pass.
12846 * c-common.h (c_warn_unused_result): Remove.
12847 * flags.h (flag_warn_unused_result): Declare.
12848 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12849 * opts.c (flag_warn_unused_result): Initialize to false.
12850 * toplev.c (compile_file): Add comment.
12851 * omp-low.c (create_omp_child_function): Do not register
12852 the function with the frontend.
12853 (diagnose_omp_structured_block_errors): Prepare to be
12854 called as optimization pass.
12855 (gate_diagnose_omp_blocks): New function.
12856 (pass_diagnose_omp_blocks): New pass.
12857 * cgraph.h (cgraph_optimize): Remove.
12858 (cgraph_analyze_function): Likewise.
12859 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12860 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12861 before their parents here.
12862 (cgraph_finalize_function): Not here.
12863 (cgraph_analyze_function): Gimplify functions here.
12864 (cgraph_finalize_compilation_unit): Continue after errors.
12865 Optimize the callgraph from here.
12866 (cgraph_optimize): Make static.
12867 * langhooks.c (write_global_declarations): Finalize the CU.
12868 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12869 (gimplify_function_tree): Assert we gimplify only once.
12870 Set PROP_gimple_any property.
12871 * tree-nested.c (gimplify_all_functions): New function.
12872 (lower_nested_functions): Gimplify all nested functions.
12873 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12874 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12875 and pass_diagnose_omp_blocks after gimplification. Do not
12876 set TODO_set_props on all_lowering_passes.
12877 (execute_one_pass): Do not handle TODO_set_props.
12878 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12879 (gimplify.o): Add tree-pass.h dependency.
12880 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12881 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12882 (unsave_r): Likewise.
12883 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12884 temporary variable.
12886 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12888 * doc/service.texi (Service): Restore previously removed link,
12889 which isn't broken after all.
12891 2009-07-17 Richard Guenther <rguenther@suse.de>
12893 PR tree-optimization/40321
12894 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12895 PHI nodes to the maximal set.
12896 (make_values_for_phi): Add PHI arguments to the maximal set.
12897 (execute_pre): Dump PHI_GEN and the maximal set.
12899 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12902 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12905 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12907 * doc/extend.texi (Nested Functions): Replace broken link with
12909 * doc/service.texi (Service): Remove broken link.
12911 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12914 * builtins.c (expand_builtin_memcmp): Use loc instead of
12915 EXPR_LOCATION (exp).
12916 (expand_builtin_strncmp): Likewise.
12918 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12919 Manuel López-Ibáñez <manu@gcc.gnu.org>
12922 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12923 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12924 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12925 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12926 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12927 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12928 tree-inline.c, c-common.c, c-common.h, gimple.c,
12929 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12930 convert.c: Add location argument to fold_{unary,binary,ternary},
12931 fold_build[123], build_call_expr, build_size_arg,
12932 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12933 fold_build1_initializer, fold_build2_initializer,
12934 fold_build3_initializer, fold_build_call_array,
12935 fold_build_call_array_initializer, fold_single_bit_test,
12936 omit_one_operand, omit_two_operands, invert_truthvalue,
12937 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12938 combine_comparisons, fold_builtin_*, fold_call_expr,
12939 build_range_check, maybe_fold_offset_to_address, round_up,
12942 2009-07-16 Jason Merrill <jason@redhat.com>
12945 * c-common.c (c_common_reswords): Add __is_standard_layout
12947 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12948 * doc/implement-cxx.texi: New.
12949 * doc/gcc.texi: Include it.
12951 2009-07-16 DJ Delorie <dj@redhat.com>
12953 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12954 compares that may be indirectly affected by previous instructions.
12956 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12958 * builtins.c (do_mpc_arg2): New.
12959 (fold_builtin_2): Fold builtin cpow.
12960 * real.h (HAVE_mpc_pow): New.
12962 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12964 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12965 comparison to skip unprofitable schedule
12967 2009-07-16 Simon Baldwin <simonb@google.com>
12969 * gcc.c (option_map): New flag -no-canonical-prefixes.
12970 * (display_help): Print help text for new flag.
12971 * (process_command): Move options translation and language specifics
12972 and handle new flag early. Use it to set a function pointer to a
12973 prefix builder. Replace make_relative_prefix calls with calls to
12974 the function pointed to. Ignore new flag in regular options handling.
12975 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12977 2009-07-15 DJ Delorie <dj@redhat.com>
12979 * config/mep/mep.md (sibcall_internal): Change register to avoid
12980 argument registers.
12981 (sibcall_value_internal): Likewise.
12983 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12985 PR rtl-optimization/40710
12986 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12988 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12990 * config/mips/mips.md (*extenddi_truncate<mode>,
12991 *extendsi_truncate<mode>): Change type attribute to move_type
12992 with shift_shift. Split out code handling exts from here ...
12993 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12995 (*extendhi_truncateqi): Change type attribute to move_type with
12996 shift_shift. Split out code handling exts from here ...
12997 (*extendhi_truncateqi_exts): ... to this new pattern.
12999 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13001 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13002 instead of "and" with inverted sign bit mask value. Use
13003 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13004 Allocate registers only for operand 4 and operand 5.
13006 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13008 PR middle-end/40747
13009 * fold-const.c (fold_cond_expr_with_comparison): When folding
13010 < and <= to MIN, make sure the MIN uses the same type as the
13011 comparison's operands.
13013 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13015 * arm.md (ior_xor): New code iterator.
13016 (split for ior/xor with shift and zero-extend): New split pattern.
13017 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13019 2009-07-15 Richard Guenther <rguenther@suse.de>
13021 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13024 2009-07-15 Richard Guenther <rguenther@suse.de>
13026 PR middle-end/40753
13027 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13029 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13031 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13032 handle 2.6.30 kernel.
13034 2009-07-15 DJ Delorie <dj@redhat.com>
13036 * config/mep/mep.md (sibcall_internal): Change register to allow
13037 for 24-bit addresses.
13038 (sibcall_value_internal): Likewise.
13040 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13042 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13043 that are enabled/disabled by the flags introduced by a previous patch.
13045 2009-07-14 DJ Delorie <dj@redhat.com>
13047 * config/mep/mep.md (sibcall_internal): Include non-toggling
13049 (sibcall_value_internal): Likewise.
13051 2009-07-14 Taras Glek <tglek@mozilla.com>
13052 Rafael Espindola <espindola@google.com>
13054 * doc/sourcebuild.texi: Document install-plugin target.
13055 * configure.ac: Added install-plugin target to language makefiles.
13056 * configure: Regenerate.
13057 * Makefile.in (install-plugin): Install more headers,
13058 depend on lang.install-plugin.
13060 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13062 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13065 2009-07-14 DJ Delorie <dj@redhat.com>
13067 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13068 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13069 * config/mep/mep.md (sibcall_internal): Change test from
13070 mep_vliw_mode_match to mep_vliw_jmp_match.
13071 (sibcall_value_internal): Likewise.
13073 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13075 * config/i386/sse.md (copysign<mode>3): New expander.
13076 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13077 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13078 Use ix86_build_const_vector.
13079 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13080 IX86_BUILTIN_CPYSGNPD.
13081 (builtin_description): Add __builtin_ia32_copysignps and
13082 __builtin_ia32_copysignpd.
13083 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13084 and BUILT_IN_COPYSIGNF.
13086 2009-07-13 Jason Merrill <jason@redhat.com>
13088 * builtins.c (can_trust_pointer_alignment): New fn.
13089 (get_pointer_alignment): Factor it out from here.
13090 * tree.h: Declare it.
13092 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13094 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13097 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13101 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13103 2009-07-14 Richard Guenther <rguenther@suse.de>
13104 Andrey Belevantsev <abel@ispras.ru>
13106 PR middle-end/40745
13107 * cfgexpand.c (partition_stack_vars): Do not bother to update
13108 alias information when not optimizing.
13110 2009-07-14 Richard Guenther <rguenther@suse.de>
13111 Andrey Belevantsev <abel@ispras.ru>
13113 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13114 (pt_solution_set): Likewise.
13115 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13116 * tree-ssa-structalias.c (pt_solution_set): New function.
13117 * final.c (rest_of_clean_state): Free SSA data structures.
13118 * print-rtl.c (print_decl_name): Remove.
13119 (print_mem_expr): Implement in terms of print_generic_expr.
13120 * alias.c (ao_ref_from_mem): New function.
13121 (rtx_refs_may_alias_p): Likewise.
13122 (true_dependence): Query alias-export info.
13123 (canon_true_dependence): Likewise.
13124 (write_dependence_p): Likewise.
13125 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13127 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13128 (mem_expr_equal_p): Use operand_equal_p.
13129 (set_mem_attributes_minus_bitpos): Do not use
13130 component_ref_for_mem_expr.
13131 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13132 (update_alias_info_with_stack_vars): Likewise.
13133 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13134 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13135 explicitly nor clear stmt operands.
13136 Free the decl-to-pointer map.
13137 * tree-optimize.c (execute_free_datastructures): Do not free
13138 SSA data structures here.
13139 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13140 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13141 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13143 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13145 2009-07-13 DJ Delorie <dj@redhat.com>
13147 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13148 unrolling at the right iteration count.
13150 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13153 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13155 * haifa-sched.c (rank_for_schedule): Introduced flags to
13156 enable/disable individual scheduling heuristics.
13157 * common.opt: Introduced flags to enable/disable individual
13158 heuristics in the scheduler.
13159 * doc/invoke.texi: Introduced flags to enable/disable individual
13160 heuristics in the scheduler.
13162 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13164 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13165 config/i386/mingw-tls.c.
13166 * config/i386/mingw-tls.c: Removed.
13168 2009-07-13 Ira Rosen <irar@il.ibm.com>
13170 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13171 checks access only relevant statements.
13172 (vectorizable_reduction): Likewise.
13174 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13176 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13177 just for 32-bit case.
13179 2009-07-12 Jan Hubicka <jh@suse.cz>
13181 PR tree-optimization/40585
13182 * except.c (expand_resx_expr): When there already is resume
13183 instruction, produce linked list.
13184 (build_post_landing_pads): Assert that resume is empty.
13185 (connect_post_landing_pads): Handle resume lists.
13186 (dump_eh_tree): Dump resume list.
13188 2009-07-12 Ira Rosen <irar@il.ibm.com>
13190 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13191 with additional argument.
13192 * tree-vectorizer.h (enum vect_def_type): Add
13193 vect_double_reduction_def.
13194 (vect_is_simple_reduction): Add argument.
13195 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13197 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13198 vect_is_simple_reduction with additional argument.
13199 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13201 (reduction_code_for_scalar_code): Handle additional codes by
13202 returning ERROR_MARK for them. Fix comment and indentation.
13203 (vect_is_simple_reduction): Fix comment, add argument to specify
13204 double reduction. Detect double reduction.
13205 (get_initial_def_for_induction): Fix indentation.
13206 (get_initial_def_for_reduction): Fix comment and indentation.
13207 Handle double reduction. Create initial definitions that do not
13208 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13209 (vect_create_epilog_for_reduction): Fix comment, add argument to
13210 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13211 epilogue result extraction. Create double reduction phi node and
13212 replace relevant uses.
13213 (vectorizable_reduction): Call vect_is_simple_reduction with
13214 additional argument. Fix indentation. Update epilogue code treatment
13215 according to the changes in reduction_code_for_scalar_code. Check
13216 for double reduction. Call vect_create_epilog_for_reduction with
13217 additional argument.
13218 * tree-vect-stmts.c (process_use): Handle double reduction, update
13220 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13221 (vect_get_vec_def_for_operand): Likewise.
13223 2009-07-12 Danny Smith <dansmister@gmail.com>
13225 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13226 dllexport if !TREE_PUBLIC.
13227 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13229 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13231 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13232 (avr_extra_arch_macro) Remove declatation.
13233 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13234 (avr_extra_arch_macro) Declare as static.
13235 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13237 2009-07-11 Jan Hubicka <jh@suse.cz>
13239 PR middle-end/48388
13240 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13242 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13245 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13246 cold_in_std_section bits.
13247 (dwarf2out_begin_prologue): Initialize them.
13248 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13249 if already covered by text_section or cold_text_section range.
13251 PR rtl-optimization/40667
13252 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13253 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13254 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13255 * config/i386/i386.c (ix86_minimum_alignment): New function.
13256 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13257 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13258 * emit-rtl.c (gen_reg_rtx): Likewise.
13259 * function.c (assign_parms): Likewise. If nominal_type needs
13260 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13261 rather than passed_type's alignment.
13264 * function.c (assign_parm_setup_stack): Adjust
13265 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13266 from nominal_mode on big endian.
13268 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13270 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13272 2009-07-10 DJ Delorie <dj@redhat.com>
13274 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13276 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13278 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13280 (thumb2_cbnz): Likewise.
13282 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13285 * config.gcc (supported_defaults): Add synci.
13286 (with_synci): Add validation.
13287 (all_defaults): Add synci.
13288 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13291 * config/mips/mips.opt (msynci): New option.
13292 * config/mips/mips.c (mips_override_options): Warn on use of
13293 -msynci for targets that do now support it.
13294 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13296 * gcc/doc/invoke.texi (-msynci): Document the new option.
13297 * doc/install.texi (--with-synci): Document the new option.
13299 2009-07-10 Richard Guenther <rguenther@suse.de>
13301 PR tree-optimization/40496
13302 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13303 the PHI result with a compatible type.
13305 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13309 * c.opt (Wunused-result): New.
13310 * doc/invoke.texi: Document it.
13311 * c-common.c (c_warn_unused_result): Use it.
13313 2009-07-09 DJ Delorie <dj@redhat.com>
13315 * targhooks.c (default_target_can_inline_p): Rename from
13316 default_target_option_can_inline_p.
13317 * targhooks.h (default_target_can_inline_p): Likewise.
13318 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13319 TARGET_OPTION_CAN_INLINE_P.
13320 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13321 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13322 (mep_target_can_inline_p): Rename from
13323 mep_target_option_can_inline_p.
13326 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13327 registers used to pass vectors.
13329 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13331 2009-07-09 Tom Tromey <tromey@redhat.com>
13333 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13334 * config/mmix/mmix.c: Include dwarf2.h.
13335 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13336 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13337 * config/sh/sh.c: Include dwarf2.h.
13338 * config/i386/i386.c: Include dwarf2.h.
13339 * Makefile.in (DWARF2_H): Remove 'elf'.
13340 * except.c: Include dwarf2.h.
13341 * unwind-dw2.c: Include dwarf2.h.
13342 * dwarf2out.c: Include dwarf2.h.
13343 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13344 * unwind-dw2-fde.c: Include dwarf2.h.
13345 * dwarf2asm.c: Include dwarf2.h.
13347 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13349 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13350 (max_issue): Use it.
13351 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13353 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13354 (region_sched_info): Update.
13355 * sched-ebb.c (ebb_sched_info): Update.
13356 * modulo-sched.c (sms_sched_info): Update.
13357 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13359 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13361 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13363 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13365 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13367 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13369 PR middle-end/40692
13370 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13371 arg1 with arg01 if arg1 is already INTEGER_CST.
13373 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13375 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13376 Transform (and (truncate)) into (truncate (and)).
13378 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13380 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13381 creating LHS paradoxical subregs. Fix surrounding returns to
13382 use NULL_RTX rather than 0.
13384 2009-07-08 DJ Delorie <dj@redhat.com>
13386 * config/mep/mep.c (mep_option_can_inline_p): New.
13387 (TARGET_OPTION_CAN_INLINE_P): Define.
13389 2009-07-08 Mark Wielaard <mjw@redhat.com>
13392 * dwarf2out.c (add_data_member_location_attribute): When we have
13393 only a constant offset don't emit a new location description using
13394 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13397 2009-07-08 Richard Henderson <rth@redhat.com>
13400 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13401 (enum reg_class): Add CLOBBERED_REGS.
13402 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13403 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13404 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13405 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13406 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13407 force 64-bit sibcalls into R11.
13408 * config/i386/constraints.md (U): New constraint.
13409 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13410 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13411 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13413 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13415 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13417 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13418 * ebitmap.h (dump_ebitmap): Ditto.
13419 * optabs.h (optab_libfunc): Ditto.
13420 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13421 * tree-flow.h (vect_can_force_dr_alignment_p,
13422 get_vectype_for_scalar_type): Ditto.
13423 (vectorize_loops): Move prototype to ...
13424 * tree-vectorizer.h: ... here. Also, adjust comment.
13425 (vect_set_verbosity_level): Remove duplicate prototype.
13426 * tree-ssa-loop.c: Include tree-vectorizer.h.
13427 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13429 2009-07-08 Nick Clifton <nickc@redhat.com>
13431 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13434 2009-07-08 DJ Delorie <dj@redhat.com>
13436 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13437 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13438 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13440 * config/mep/intrinsics.md: Regenerated.
13441 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13442 registers when asm() or calls are detected.
13444 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13447 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13449 * gimple (gimple_build_call_from_tree): Likewise.
13450 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13451 no_warning flag before warning.
13453 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13455 * tree.c (set_expr_locus): Remove.
13456 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13457 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13459 * gimplify.c (internal_get_tmp_var): Likewise.
13460 (gimplify_call_expr): Likewise.
13461 (gimplify_one_sizepos): Likewise.
13463 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13466 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13467 to variables for debugging purposes.
13469 2009-06-23 Mark Loeser <mark@halcy0n.com>
13472 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13474 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13476 * pretty-print.c (pp_base_format): Remove %J.
13477 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13478 gcc_cxxdiag_char_table): Likewise.
13479 (init_dynamic_diag_info): Likewise.
13481 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13483 * pretty-print.c (pp_base_format): Remove %H.
13484 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13485 gcc_cxxdiag_char_table): Likewise.
13486 (init_dynamic_diag_info): Likewise.
13487 * config/mep/mep.c (mep_select_section): Likewise.
13489 2009-07-07 Duncan Sands <baldrick@free.fr>
13491 * final.c (pass_clean_state): Give the pass a name.
13492 * passes.c (pass_rest_of_compilation): Likewise.
13493 * tree-optimize.c (pass_all_optimizations): Likewise.
13495 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13497 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13498 an extra 'decl' for error_at.
13500 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13502 PR middle-end/40669
13503 * tree-tailcall.c (adjust_return_value_with_ops,
13504 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13505 if it has complex or vector type.
13507 2009-07-07 Olivier Hainque <hainque@adacore.com>
13509 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13512 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13514 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13516 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13518 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13519 * c-decl.c: Likewise.
13520 * function.c: Likewise.
13521 * varasm.c: Likewise.
13522 * tree-ssa.c: Likewise.
13523 * c-common.c: Likewise.
13524 * tree-cfg.c: Likewise.
13525 * config/spu/spu.c: Likewise.
13526 * config/ia64/ia64.c: Likewise.
13527 * config/v850/v850.c: Likewise.
13529 2009-07-06 DJ Delorie <dj@redhat.com>
13531 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13532 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13533 unspecified accesses to control registers.
13534 * config/mep/intrinsics.md: Regenerate.
13535 * config/mep/intrinsics.h: Regenerate.
13536 * config/mep/mep-intrin.h: Regenerate.
13538 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13540 * c-lex.c: Replace %H by an explicit location. Update all calls.
13541 * c-common.c: Likewise.
13542 * c-decl.c: Likewise.
13543 * c-typeck.c: Likewise.
13544 * fold-const.c: Likewise.
13545 * gimplify.c: Likewise.
13546 * stmt.c: Likewise.
13547 * tree-cfg.c: Likewise.
13548 * tree-ssa-loop-niter.c: Likewise.
13549 * tree-vrp.c: Likewise.
13550 * value-prof.c: Likewise.
13552 2009-07-06 Diego Novillo <dnovillo@google.com>
13554 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13555 if it has one. Handle cases where VAR does not have an
13556 annotation or cfun is NULL.
13558 2009-07-06 Diego Novillo <dnovillo@google.com>
13560 * tree.c: Include debug.h.
13561 (initialize_tree_contains_struct): New.
13562 (init_ttree): Call it.
13563 (tree_node_structure_for_code): Factor out of ...
13564 (tree_node_structure): ... here.
13565 * treestruct.def (TS_PHI_NODE): Remove.
13566 (TS_GIMPLE_STATEMENT): Remove.
13568 2009-07-06 Diego Novillo <dnovillo@google.com>
13570 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13571 (debug_tree_chain): Handle cycles.
13573 2009-07-06 Nick Clifton <nickc@redhat.com>
13574 DJ Delorie <dj@redhat.com>
13576 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13577 __FMOVD_ENABLED__ is defined.
13579 (TARGET_FMOVD): Provide a default definition.
13580 (MASK_FMOVD): Likewise.
13581 (TARGET_CPU_CPP_BUILTINS): Define
13582 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13583 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13584 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13585 (split for DF load from memory into register): Also handle
13586 MEMs which consist of REG+DISP addressing.
13587 (split for DF store from register to memory): Likewise.
13588 (movsf_ie): Always use single fp_mode.
13589 * config/sh/sh.c (sh_override_options): Do not automatically
13590 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13591 that to the -mfmovd command line switch.
13592 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13593 (fldi_ok): Always allow.
13594 * config/sh/sh.opt (mfmovd): Remove this switch.
13595 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13597 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13598 Kaz Kojima <kkojima@gcc.gnu.org>
13600 PR rtl-optimization/30807
13601 * postreload.c (reload_combine): For every new use of REG_SUM,
13602 record the use of BASE.
13604 2009-07-06 Jan Hubicka <jh@suse.cz>
13606 * params.def: Revert my accidental commit at 2009-06-30.
13608 2009-07-04 Ian Lance Taylor <iant@google.com>
13611 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13613 (mingw_format_attribute_overrides): Likewise.
13615 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13618 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13619 don't check cfa.reg. Instead of cfa.indirect use
13620 fde && fde->drap_reg != INVALID_REGNUM test.
13622 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13624 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13626 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13629 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13631 2009-07-03 Richard Guenther <rguenther@suse.de>
13633 PR tree-optimization/40640
13634 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13637 2009-07-03 Jan Hubicka <jh@suse.cz>
13639 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13640 for size, reduce amount of inlining.
13642 2009-07-03 Richard Guenther <rguenther@suse.de>
13644 PR middle-end/34163
13645 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13646 if t +- x is known to not overflow and the conversion widens the
13648 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13650 2009-07-03 Jan Hubicka <jh@suse.cz>
13652 * ipa-pure-const.c (analyze): Update loop optimizer init.
13653 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13654 try_remove_empty_loop, remove_empty_loops): Remove.
13655 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13656 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13657 to mark regular loops as neccesary.
13658 (degenerate_phi_p): New function.
13659 (propagate_necessity, remove_dead_phis): Use it.
13660 (forward_edge_to_pdom): Likewise.
13661 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13662 virtual PHI nodes that became unreachable.
13663 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13664 * tree-flow.h (remove_empty_loops): Remove.
13665 * passes.c (init_optimization_passes): Remove.
13667 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13669 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13670 can_create_pseudo_p.
13671 (*fix_trunc<mode>_i387_1): Ditto.
13672 (*floathi<mode>2_1): Ditto.
13673 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13674 (*fistdi2_1): Ditto.
13675 (*fist<mode>2_1): Ditto.
13676 (frndintxf2_floor): Ditto.
13677 (*fist<mode>2_floor_1): Ditto.
13678 (frndintxf2_ceil): Ditto.
13679 (*fist<mode>2_ceil_1): Ditto.
13680 (frndintxf2_trunc): Ditto.
13681 (frndintxf2_mask_pm): Ditto.
13682 (fxam<mode>2_i387_with_temp): Ditto.
13683 * config/i386/sse.md (mulv16qi3): Ditto.
13684 (*sse2_mulv4si3): Ditto.
13686 (sse4_2_pcmpestr): Ditto.
13687 (sse4_2_pcmpistr): Ditto.
13689 2009-07-03 Jan Hubicka <jh@suse.cz>
13691 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13692 (mark_stmt_necessary): Set it.
13693 (mark_operand_necessary): Set it.
13694 (mark_control_dependent_edges_necessary): Set it.
13695 (mark_virtual_phi_result_for_renaming): New function.
13696 (get_live_post_dom): New function.
13697 (forward_edge_to_pdom): New function.
13698 (remove_dead_stmt): Fix handling of control dependences.
13699 (tree_dce_init): Init new bitmap.
13700 (tree_dce_done): Free it.
13702 2009-07-02 Richard Guenther <rguenther@suse.de>
13705 * tree-ssa-structalias.c (new_var_info): Initialize
13708 2009-07-02 Jan Hubicka <jh@suse.cz>
13710 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13713 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13715 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13716 instead of recomputing it. Adjust calls.
13717 (emit_store_flag): Adjust recursive calls.
13719 2009-07-02 Richard Guenther <rguenther@suse.de>
13721 * tree-ssa-live.c (remove_unused_locals): Do not remove
13723 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13724 of DECL_EXTERNAL for HEAP variables.
13725 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13726 HEAP variables. Do not adjust RESTRICT vars.
13727 (find_what_var_points_to): Nobody cares if something
13728 points to READONLY.
13730 2009-07-02 Ben Elliston <bje@au.ibm.com>
13732 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13733 pc_low and pc_high declarations to the top of the function.
13735 2009-07-01 DJ Delorie <dj@redhat.com>
13737 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13738 registers as fixed.
13739 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13740 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13741 unspecified accesses to control registers.
13742 * config/mep/intrinsics.md: Regenerate.
13743 * config/mep/intrinsics.h: Regenerate.
13744 * config/mep/mep-intrin.h: Regenerate.
13746 2009-07-01 Anthony Green <green@moxielogic.com>
13748 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13749 instruction when possible.
13750 (moxie_expand_prologue): Ditto. Also, save an instruction and
13751 some complexity by popping off of $r12 instead of $sp.
13752 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13755 2009-07-01 Richard Henderson <rth@redhat.com>
13758 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13759 contained no insns, reposition note before last insn.
13761 2009-07-01 Richard Henderson <rth@redhat.com>
13764 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13765 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13767 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13770 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13771 darwin9 for printing reg addresses with %y.
13773 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13775 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13776 truncation from operands in binary operations.
13778 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13781 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13782 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13783 subreg of op0 to the original op0.
13785 * expmed.c (store_bit_field_1): Use a temporary as the destination
13786 instead of a paradoxical subreg when we need to truncate the result.
13788 2009-07-01 DJ Delorie <dj@redhat.com>
13790 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13791 names to VLIW variants.
13792 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13793 * config/mep/intrinsics.md: Regenerate.
13794 * config/mep/intrinsics.h: Regenerate.
13795 * config/mep/mep-intrin.h: Regenerate.
13797 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13800 * jump.c (returnjump_p): Revert last patch.
13801 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13803 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13806 * pa.md (casesi32p): Use jump table label to determine the offset
13808 (casesi64p): Likewise.
13810 * pa.c (forward_branch_p): Return bool type. Use instruction
13811 addresses when available. Assert that INSN has a jump label.
13812 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13815 2009-07-01 Richard Guenther <rguenther@suse.de>
13817 PR tree-optimization/19831
13818 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13819 that only act as barriers do not make any previous stores necessary.
13820 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13821 HEAP variables global, do not add a constraint from nonlocal.
13822 (find_func_aliases): Handle escapes through return statements.
13823 (compute_points_to_sets): Make escaped HEAP variables global.
13825 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13828 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13829 after reducing a DImode cstore to SImode.
13831 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13833 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13834 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13836 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13838 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13839 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13841 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13842 and umod_optab if TARGET_BSD_DIVMOD.
13843 * config/vax/lib1funcs.asm: New file.
13844 * config/vax/t-linux: New file.
13845 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13847 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13850 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13851 to type arguments that have void type.
13854 * dwarf2out.c (gen_formal_parameter_die): Call
13855 equate_decl_number_to_die if node is different from origin.
13857 2009-06-30 Anthony Green <green@moxielogic.com>
13859 Clean up moxie port for --enable-build-with-cxx.
13860 * config/moxie/moxie.c (moxie_function_value): First two
13861 parameters are const_tree, not tree.
13862 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13863 (REG_CLASS_NAMES): Ditto.
13864 (REGNO_REG_CLASS): Ditto.
13865 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13866 (moxie_function_value): Fix constyness of arguments.
13868 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13870 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13871 finalize_size_functions before further processing.
13872 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13873 (variable_size): Call self_referential_size on size expressions
13874 that contain a PLACEHOLDER_EXPR.
13875 (size_functions): New static variable.
13876 (copy_self_referential_tree_r): New static function.
13877 (self_referential_size): Likewise.
13878 (finalize_size_functions): New global function.
13879 * tree.c: Include tree-inline.h.
13880 (push_without_duplicates): New static function.
13881 (find_placeholder_in_expr): New global function.
13882 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13884 <tcc_expression>: Likewise.
13885 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13886 the call in the expression.
13887 * tree.h (finalize_size_functions): Declare.
13888 (find_placeholder_in_expr): Likewise.
13889 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13890 (substitute_placeholder_in_expr): Update comment.
13891 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13893 (copy_tree_body_r): Likewise.
13894 (copy_tree_body): New static function.
13895 (maybe_inline_call_in_expr): New global function.
13896 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13897 (maybe_inline_call_in_expr): Declare.
13898 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13899 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13902 2009-06-30 Richard Guenther <rguenther@suse.de>
13904 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13906 (propagate_necessity): Do not mark reaching defs of stores
13909 2009-06-30 Jan Hubicka <jh@suse.cz>
13911 * cfgloopanal.c (check_irred): Move into ...
13912 (mark_irreducible_loops): ... here; return true if ireducible
13914 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13915 (analyze_function): Try to prove loop finiteness.
13916 * cfgloop.h (mark_irreducible_loops): Update prototype.
13917 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13919 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13921 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13923 2009-06-30 Ira Rosen <irar@il.ibm.com>
13925 PR tree-optimization/40542
13926 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13929 2009-06-30 Martin Jambor <mjambor@suse.cz>
13931 PR tree-optimization/40582
13932 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13933 than useless_type_conversion_p.
13934 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13937 2009-06-30 Martin Jambor <mjambor@suse.cz>
13939 PR middle-end/40554
13940 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13942 2009-06-30 Richard Guenther <rguenther@suse.de>
13944 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13945 use ao_ref references.
13946 (walk_aliased_vdefs): Likewise.
13947 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13948 * tree-ssa-dce.c (struct ref_data): Remove.
13949 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13950 (mark_aliased_reaching_defs_necessary): Adjust.
13951 (mark_all_reaching_defs_necessary_1): Likewise.
13953 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13956 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13957 (emit_store_flag_1): Extract from emit_store_flag, adjust
13958 calls to (what now is) emit_cstore.
13959 (emit_store_flag): Call emit_store_flag_1 and also use it
13960 for what used to be recursive calls.
13962 2009-06-30 Wei Guozhi <carrot@google.com>
13965 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13966 if the target bb post dominates from bb.
13967 * config/i386/i386.c (memory_address_length): Check existence of base
13968 register before using it.
13970 2009-06-30 Nick Clifton <nickc@redhat.com>
13971 DJ Delorie <dj@redhat.com>
13973 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13974 __FMOVD_ENABLED__ is defined.
13976 (TARGET_FMOVD): Provide a default definition.
13977 (MASK_FMOVD): Likewise.
13978 (TARGET_CPU_CPP_BUILTINS): Define
13979 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13980 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13981 two fmov instructions depending upon whether TARGET_FMOVD is
13983 (split for DF load from memory into register): Also handle
13984 MEMs which consist of REG+DISP addressing.
13985 (split for DF store from register to memory): Likewise.
13986 * config/sh/sh.opt (mfmovd): Remove this switch.
13987 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13988 * config/sh/sh.c (sh_override_options): Do not automatically
13989 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13990 that to the -mfmovd command line switch.
13992 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13994 (fldi_ok): Always allow.
13995 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13997 2009-06-29 DJ Delorie <dj@redhat.com>
13999 * doc/install.texi (mep-x-elf): Correct chip's full name.
14001 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14003 * doc/extend.texi: Fix typo.
14005 2009-06-29 Tom Tromey <tromey@redhat.com>
14007 * dwarf2.h: Remove.
14008 * Makefile.in (DWARF2_H): New variable.
14009 (except.o): Use it.
14010 (dwarf2out.o): Likewise.
14011 (dwarf2asm.o): Likewise.
14012 * config/i386/t-i386: Use DWARF2_H.
14013 * except.c: Include elf/dwarf2.h.
14014 * unwind-dw2.c: Include elf/dwarf2.h.
14015 * dwarf2out.c: Include elf/dwarf2.h.
14016 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14017 <dtprel>: New field.
14018 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14019 (size_of_loc_descr): Likewise.
14020 (output_loc_operands_raw): Likewise.
14021 (output_loc_operands): Handle new dtprel field.
14022 (loc_checksum): Update.
14023 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14024 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14025 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14026 * dwarf2asm.c: Include elf/dwarf2.h.
14027 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14028 * config/mmix/mmix.c: Include elf/dwarf2.h.
14029 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14030 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14031 * config/sh/sh.c: Include elf/dwarf2.h.
14032 * config/i386/i386.c: Include elf/dwarf2.h.
14034 2009-06-29 DJ Delorie <dj@redhat.com>
14036 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14038 * doc/extend.texi: Add MeP attributes and pragmas.
14039 * doc/invoke.text: Add MeP Options.
14040 * doc/contrib.texi: Add MeP contribution.
14041 * doc/md.texi: Add MeP constraints.
14042 * doc/install.texi: Add MeP target.
14044 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14046 * target.h (struct gcc_target): Add frame_pointer_required field.
14047 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14048 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14049 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14051 * reload1.c (update_eliminables): (Ditto.).
14052 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14053 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14054 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14056 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14058 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14059 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14060 (arm_frame_pointer_required): New function.
14062 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14063 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14064 (avr_frame_pointer_required_p): Declare as static.
14065 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14067 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14068 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14069 (bfin_frame_pointer_required): Make as static, change return type
14071 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14073 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14074 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14075 (cris_frame_pointer_required): New function.
14077 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14079 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14080 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14081 (fr30_frame_pointer_required): New function.
14083 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14084 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14085 (frv_frame_pointer_required): Make as static, change return type
14087 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14089 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14090 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14091 (ix86_frame_pointer_required): Make as static, change return type to
14093 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14095 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14096 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14098 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14100 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14102 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14104 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14105 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14106 (mips_frame_pointer_required): Make as static.
14107 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14109 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14110 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14111 (mmix_frame_pointer_required): Mew function.
14113 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14114 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14116 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14118 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14120 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14122 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14123 (CAN_ELIMINATE): Redefine.
14124 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14125 (sparc_frame_pointer_required): New function.
14126 (sparc_can_eliminate): New function.
14127 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14129 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14130 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14132 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14133 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14134 (xtensa_frame_pointer_required): Make as static, change return type
14136 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14139 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14141 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14142 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14143 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14144 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14145 (register_callback): Handle PLUGIN_START_UNIT.
14146 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14148 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14150 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14152 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14153 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14155 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14157 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14160 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14162 * doc/extend.texi (Additional Floating Types): __float128 is also
14163 supported on i386 targets.
14165 2009-06-29 Richard Guenther <rguenther@suse.de>
14167 PR middle-end/14187
14168 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14170 (pt_solutions_same_restrict_base): Declare.
14171 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14173 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14174 (make_constraint_from, make_copy_constraint): Move earlier.
14175 (make_constraint_from_heapvar): New function.
14176 (make_constraint_from_restrict): Likewise.
14177 (handle_lhs_call): Use it.
14178 (find_func_aliases): Use it to track conversions to restrict
14179 qualified pointers.
14180 (struct fieldoff): Add only_restrict_pointers flag.
14181 (push_fields_onto_fieldstack): Initialize it.
14182 (create_variable_info_for): Track global restrict qualified pointers.
14183 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14184 Track restrict qualified pointer arguments.
14185 (set_uids_in_ptset): Use varinfo is_global_var flag.
14186 (find_what_var_points_to): Set the vars_contains_restrict flag.
14187 Always create the points-to solution for sets including restrict tags.
14188 (pt_solutions_same_restrict_base): New function.
14189 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14190 qualified pointers use pt_solutions_same_restrict_base as
14191 additional source for disambiguation.
14193 2009-06-29 Richard Guenther <rguenther@suse.de>
14195 PR middle-end/38212
14196 * alias.c (find_base_decl): Remove.
14197 (get_deref_alias_set_1): Remove restrict handling.
14198 * c-common.c (c_apply_type_quals_to_decl): Do not set
14199 DECL_POINTER_ALIAS_SET.
14200 * gimplify.c (find_single_pointer_decl_1): Remove.
14201 (find_single_pointer_decl): Likewise.
14202 (internal_get_tmp_var): Remove restrict handling.
14203 (gimple_regimplify_operands): Likewise.
14204 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14205 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14206 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14207 * tree.c (restrict_base_for_decl): Remove.
14208 (init_ttree): Do not allocate it.
14209 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14210 LABEL_DECL_UID for label decls.
14211 (copy_node_stat): Do not copy restrict information.
14212 (decl_restrict_base_lookup): Remove.
14213 (decl_restrict_base_insert): Likewise.
14214 (print_restrict_base_statistics): Likewise.
14215 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14216 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14217 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14218 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14219 (LABEL_DECL_UID): Adjust.
14220 (DECL_BASED_ON_RESTRICT_P): Remove.
14221 (DECL_GET_RESTRICT_BASE): Likewise.
14222 (SET_DECL_RESTRICT_BASE): Likewise.
14223 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14225 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14226 instead of DECL_POINTER_ALIAS_SET.
14227 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14228 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14229 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14231 2009-06-29 Richard Guenther <rguenther@suse.de>
14233 PR tree-optimization/40579
14234 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14235 the IL to simplify has constants that overflowed.
14237 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14239 PR tree-optimization/40550
14240 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14241 vector_compute_type only when the size of vector_compute_type is
14242 less than the size of type.
14244 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14246 * fold-const.c (contains_label_1): Fix comments.
14247 (contains_label_p): Do not walk trees multiple time.
14249 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14251 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14252 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14253 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14254 ix86_fp_comparison_operator.
14255 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14256 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14257 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14258 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14259 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14260 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14261 (related splits): Change predicate to ix86_fp_comparison_operator.
14262 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14263 instead of ix86_fp_comparison_codes.
14264 (ix86_trivial_fp_comparison_operator,
14265 ix86_fp_comparison_operator): New.
14266 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14267 (ix86_expand_compare): Eliminate last two parameters.
14268 (ix86_fp_jump_nontrivial_p): Kill.
14269 * config/i386/i386.c (put_condition_code): Eliminate call to
14270 ix86_fp_comparison_codes and subsequent assertion.
14271 (ix86_fp_comparison_codes): Eliminate.
14272 (ix86_fp_swap_condition): New.
14273 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14274 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14275 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14276 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14277 and ix86_fp_swap_condition.
14278 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14279 Use ix86_fp_comparison_strategy.
14280 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14281 (ix86_fp_jump_nontrivial_p): Eliminate.
14282 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14283 call to ix86_expand_compare.
14284 (ix86_split_fp_branch, ix86_expand_setcc,
14285 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14286 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14288 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14290 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14291 related to jump_clobbers.
14292 * config/arm/arm.md (conds): Remove jump_clob case.
14293 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14294 splits): Change comparison_operator to arm_comparison_operator.
14295 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14298 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14300 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14301 condition for floating point modes.
14302 * expmed.c (emit_store_flag_1): Move here a bigger part
14303 of emit_store_flag.
14304 (emit_store_flag): Try swapping the condition for floating point
14306 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14308 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14310 * expr.c (expand_expr_real_1): Just use do_store_flag.
14311 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14312 emit_store_flag_force.
14313 * expmed.c (emit_store_flag_force): Copy here trick
14314 previously in expand_expr_real_1. Try reversing the comparison.
14315 (emit_store_flag_1): Work if target is NULL.
14316 (emit_store_flag): Work if target is NULL, using the result mode
14317 from the comparison. Use split_comparison, restructure final part
14318 to simplify conditionals.
14320 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14322 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14323 * dojump.c (do_jump): Change handling of floating-point
14324 ops to use just do_compare_and_jump.
14325 (split_comparison): New.
14326 (do_compare_rtx_and_jump): Add here logic coming previously
14327 in do_jump, using split_comparison.
14329 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14332 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14334 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14336 * tree-ssa-alias.c: Fix unintentional commit.
14338 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14340 * passes.c (execute_one_pass): Fix unintentional commit.
14342 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14344 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14345 (df_rd_local_compute, df_md_local_compute): Inline them.
14347 (df_md_scratch): New.
14348 (df_md_alloc, df_md_free): Allocate/free it.
14349 (df_md_local_compute): Only include live registers in init.
14350 (df_md_transfer_function): Prune the in-set computed by
14351 the confluence function, and the gen-set too.
14353 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14355 PR rtl-optimization/26854
14356 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14357 * df-problems.c (df_rd_add_problem): Fix comment.
14358 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14359 df_md_simulate_artificial_defs_at_top,
14360 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14361 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14362 df_md_transfer_function, df_md_init, df_md_confluence_0,
14363 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14364 problem_MD, df_md_add_problem): New.
14365 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14366 df_md_get_bb_info): New.
14367 (DF_LAST_PROBLEM_PLUS1): Adjust.
14369 * Makefile.in (fwprop.o): Include domwalk.h.
14370 * fwprop.c: Include domwalk.h.
14371 (reg_defs, reg_defs_stack): New.
14372 (bitmap_only_bit_between): Remove.
14373 (process_defs): New.
14374 (process_uses): Use reg_defs and local_md instead of
14375 bitmap_only_bit_between and local_rd.
14376 (single_def_use_enter_block): New, from build_single_def_use_links.
14377 (single_def_use_leave_block): New.
14378 (build_single_def_use_links): Remove code moved to
14379 single_def_use_enter_block, invoke domwalk.
14380 (use_killed_between): Adjust comment.
14382 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14384 * bitmap.h (bitmap_ior_and_into): New.
14385 * bitmap.c (bitmap_ior_and_into): New.
14387 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14389 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14390 before_dom_children_before_stmts and after_dom_children_after_stmts.
14391 Rename the two remaining callbacks to just before_dom_children and
14392 after_dom_children. Remove other GIMPLE statement walking bits.
14393 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14394 * graphite.c: Do not include domwalk.h.
14395 * tree-into-ssa.c (interesting_blocks): New global.
14396 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14397 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14398 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14399 now that they're not domwalk callbacks.
14400 (rewrite_initialize_block): Rename to...
14401 (rewrite_enter_block): ... this, place after called functions. Test
14402 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14403 (rewrite_finalize_block): Rename to...
14404 (rewrite_leave_block): ... this, place after called functions.
14405 (rewrite_update_init_block): Rename to...
14406 (rewrite_update_enter_block): ... this, place after called functions.
14407 Test interesting_blocks, call rewrite_update_stmt and
14408 rewrite_update_phi_arguments.
14409 (rewrite_update_fini_block): Rename to...
14410 (rewrite_leave_block): ... this, place after called functions.
14411 (rewrite_blocks): Remove last argument, simplify initialization of
14413 (mark_def_sites_initialize_block): Rename to...
14414 (mark_def_sites_block): ... this, call mark_def_sites.
14415 (mark_def_sites_blocks): Remove argument, simplify initialization of
14417 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14418 (update_ssa): Likewise.
14419 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14421 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14422 (dom_opt_initialize_block): Rename to...
14423 (dom_opt_enter_block): ... this, place after called functions. Walk
14424 statements here, inline propagate_to_outgoing_edges.
14425 (dom_opt_finalize_block): Rename to...
14426 (dom_opt_leave_block): ... this, place after called functions.
14427 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14429 (dse_enter_block, dse_record_phi): New.
14430 (dse_record_phis): Delete.
14431 (dse_finalize_block): Rename to...
14432 (dse_leave_block): ... this.
14433 (tree_ssa_dse): Simplify initialization of walk_data.
14434 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14435 Adjust initialization of walk_data.
14436 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14437 * tree-ssa-loop-phiopt.c (get_non_trapping):
14438 Adjust initialization of walk_data.
14439 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14440 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14441 it's not a domwalk callback.
14442 (uncprop_initialize_block): Rename to...
14443 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14444 (dse_finalize_block): Rename to...
14445 (dse_leave_block): ... this.
14446 (tree_ssa_uncprop): Simplify initialization of walk_data.
14447 * Makefile.in: Adjust dependencies.
14449 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14451 * arm.md (casesi): Fix test for Thumb1.
14452 (thumb1_casesi_internal_pic): Likewise.
14453 (thumb1_casesi_dispatch): Likewise.
14455 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14457 * config/arm/arm-cores.def: Added core cortex-m0.
14458 * config/arm/arm-tune.md: Regenerated.
14459 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14461 2009-06-26 DJ Delorie <dj@redhat.com>
14463 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14465 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14466 the scheduler doesn't tag jump insns.
14468 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14470 * c-decl.c (merge_decls): Re-indent.
14472 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14475 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14476 Special-case decimal float constants.
14478 2009-06-26 Richard Henderson <rth@redhat.com>
14480 * function.h (struct function): Add cannot_be_copied_reason,
14481 and cannot_be_copied_set.
14482 * tree-inline.c (has_label_address_in_static_1): Rename from
14483 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14484 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14485 don't set inline_forbidden_reason.
14486 (copy_forbidden): New function, split out of inline_forbidden_p.
14487 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14488 (inline_forbidden_p): Use copy_forbidden.
14489 (tree_versionable_function_p): Likewise.
14490 (inlinable_function_p): Merge into tree_inlinable_function_p.
14491 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14492 * ipa-cp.c (ipcp_versionable_function_p): New function.
14493 (ipcp_cloning_candidate_p): Use it.
14494 (ipcp_node_modifiable_p): Likewise.
14496 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14498 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14499 that is marked not to be inlined. Remove flag_mudflap use.
14500 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14501 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14503 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14506 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14507 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14509 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14511 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14513 (__mingwthr_remove_key_dtor): Likewise.
14515 2009-06-26 Richard Guenther <rguenther@suse.de>
14517 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14519 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14521 PR middle-end/40525
14522 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14523 try the non-cond_exec path also.
14525 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14528 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14529 (output_cbranch): Use new functions.
14530 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14533 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14534 Pat Haugen <pthaugen@us.ibm.com>
14535 Revital Eres <ERES@il.ibm.com>
14537 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14538 for %c error. Add %x support to print VSX registers as a unified
14539 register set, instead of separate float and altivec registers.
14540 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14541 %y case, and add support for VSX pre-modify addresses.
14542 (output_toc): Add assert for CONST containing an integer constant
14544 (rs6000_adjust_cost): Add POWER7 support.
14545 (insn_must_be_first_in_group): Ditto.
14546 (insn_must_be_last_in_group): Ditto.
14547 (rs6000_emit_popcount): Ditto.
14548 (rs6000_vector_mode_supported_p): Ditto.
14550 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14551 Change some of the functions called by macros to being called
14552 through a pointer, so debug functions can be inserted if
14553 -mdebug=addr or -mdebug=cost.
14554 (rs6000_preferred_reload_class_ptr): Ditto.
14555 (rs6000_secondary_reload_class_ptr): Ditto.
14556 (rs6000_secondary_memory_needed_ptr): Ditto.
14557 (rs6000_cannot_change_mode_class_ptr): Ditto.
14558 (rs6000_secondary_reload_inner): Ditto.
14559 (rs6000_legitimize_reload_address): Ditto.
14560 (rs6000_legitimize_reload_address_ptr): Ditto.
14561 (rs6000_mode_dependent_address): Ditto.
14562 (rs6000_mode_dependent_address_ptr): Ditto.
14564 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14565 function to return true if the mode allows reg + integer
14567 (virtual_stack_registers_memory_p): New function to return true if
14568 the address refers to a virtual stack register.
14569 (rs6000_legitimate_offset_address_p): Move code to say whether a
14570 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14572 (rs6000_legitimate_address_p): Add checks for modes that only can
14573 do reg+reg addressing. Start adding VSX support.
14574 (rs6000_legitimize_reload_address): Ditto.
14575 (rs6000_legitimize_address): Ditto.
14576 (rs6000_debug_legitimate_address_p): New debug functions for
14577 -mdebug=addr and -mdebug=cost.
14578 (rs6000_debug_rtx_costs): Ditto.
14579 (rs6000_debug_address_costs): Ditto.
14580 (rs6000_debug_adjust_cost): Ditto.
14581 (rs6000_debug_legitimize_address): Ditto.
14582 (rs6000_legitimize_reload_address_ptr): Point to call normal
14583 function or debug function. Make functions called via pointer
14585 (rs6000_mode_dependent_address_ptr): Ditto.
14586 (rs6000_secondary_reload_class_ptr): Ditto.
14587 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14588 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14589 into a friendlier error.
14590 (rs6000_init_builtins): Add initial VSX support.
14591 (rs6000_adjust_cost): Fix some spacing issues.
14593 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14594 (REG_CLASS_NAMES): Ditto.
14595 (REG_CLASS_CONTENTS): Ditto.
14596 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14597 pointer, to add -mdebug=addr support.
14598 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14599 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14600 -mdebug=addr support.
14601 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14602 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14603 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14605 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14607 (bswapsi*): Set attribute types for load/store. Add combiner
14608 patterns to eliminate zero extend on 64-bit.
14609 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14610 stdbrx if the hardware supports those instructions.
14612 2009-06-25 Ian Lance Taylor <iant@google.com>
14614 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14615 (Link Options): Document -static-libstdc++.
14617 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14620 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14621 DATA_ALIGNMENT instead.
14623 2009-06-25 Richard Guenther <rguenther@suse.de>
14625 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14626 indirect references against the callused/escaped solutions.
14627 (call_may_clobber_ref_p_1): Likewise.
14629 2009-06-25 Martin Jambor <mjambor@suse.cz>
14631 PR tree-optimization/40493
14632 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14633 (enum unscalarized_data_handling): New type.
14634 (handle_unscalarized_data_in_subtree): Return what has been done.
14635 (load_assign_lhs_subreplacements): Handle left flushes differently.
14636 (sra_modify_assign): Use unscalarized_data_handling, simplified
14637 condition determining whether to remove the statement.
14639 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14641 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14642 excerpt - @ should be doubled for texinfo.
14644 2009-06-24 Ian Lance Taylor <iant@google.com>
14646 * config/arc/arc.c: Include "df.h".
14647 (arc_attribute_table): Make static. Move higher in file.
14648 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14649 (output_shift): Initialize n later to avoid warning.
14650 * config/arm/arm.c (arm_attribute_table): Make static. Move
14652 * config/avr/avr.c (avr_attribute_table): Make static. Move
14654 (reg_class_tab): Change array type from int to enum reg_class.
14655 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14657 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14658 (lshrhi3_out): Likewise.
14659 (class_likely_spilled_p): Change return type to bool.
14660 (avr_rtx_costs): Use local code variable with enum type.
14661 * config/avr/avr.md (movmemhi): Use add_reg_note.
14662 (andhi3, andsi3): Don't use AS2 with "and".
14663 (iorhi3, iorsi3): Don't use AS2 with "or".
14664 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14665 * config/crx/crx.c: Include "df.h".
14666 (crx_attribute_table): Make static.
14667 * config/m32r/m32r.c: Include "df.h".
14668 (m32r_attribute_table): Make static. Move higher in file.
14669 (pop): Use add_reg_note.
14670 (block_move_call): Change 0 to LCT_NORMAL in function call.
14671 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14672 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14673 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14674 declare, not just when TREE_CODE is defined.
14675 * config/m68hc11/m68hc11.c: Include "expr.h".
14676 (m68hc11_attribute_table): Make static. Move higher in file.
14677 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14679 (m68hc11_register_indirect_p): Likewise.
14680 (m68hc11_function_arg_padding): Change return type to enum
14682 (emit_move_after_reload): Use add_reg_note.
14683 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14684 (m68hc11_split_logical): Likewise.
14685 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14687 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14688 to VOIDmode in function call.
14689 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14691 (m68hc11_split_logical): Update declaration.
14692 (m68hc11_function_arg_padding): Update declaration.
14693 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14694 to array of enum reg_class.
14695 (mcore_attribute_table): Make static. Move higher in file.
14696 (mcore_rtx_costs): Add cast to enum type.
14697 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14698 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14699 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14701 * config/sh/predicates.md (trapping_target_operand): Rename and to
14703 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14705 * config/spu/spu.c (spu_attribute_table): Make static. Move
14707 * config/v850/v850.c (v850_attribute_table): Make static. Move
14709 (v850_rtx_costs): Use local code with enum type.
14710 (expand_epilogue): Add cast.
14711 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14713 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14716 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14717 -m2a-single-only and -m2a-nofpu.
14718 * config/sh/sh.opt: Document m2a generates FPU code.
14720 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14722 * defaults.h (CAN_ELIMINATE): Provide default.
14723 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14724 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14725 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14726 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14727 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14728 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14729 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14730 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14731 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14732 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14734 2009-06-24 DJ Delorie <dj@redhat.com>
14736 * mep-ext-cop.cpu: Fix copyright notice.
14737 * mep-default: Fix copyright notice.
14738 * mep-core: Fix copyright notice.
14739 * mep: Fix copyright notice.
14740 * mep-ivc2: Fix copyright notice.
14741 * mep-c5: Fix copyright notice.
14743 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14745 * doc/contrib.texi (Contributors):
14747 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14749 PR middle-end/40501
14750 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14751 src and dst operands if necessary.
14753 2009-06-23 DJ Delorie <dj@redhat.com>
14756 * config.gcc: Add mep support.
14757 * recog.c: Resurrect validate_replace_rtx_subexp().
14758 * recog.h: Likewise.
14759 * config/mep/: Add new port:
14760 * config/mep/constraints.md: New file.
14761 * config/mep/default.h: New file.
14762 * config/mep/intrinsics.h: New file.
14763 * config/mep/intrinsics.md: New file.
14764 * config/mep/ivc2-template.h: New file.
14765 * config/mep/mep-c5.cpu: New file.
14766 * config/mep/mep-core.cpu: New file.
14767 * config/mep/mep-default.cpu: New file.
14768 * config/mep/mep-ext-cop.cpu: New file.
14769 * config/mep/mep-intrin.h: New file.
14770 * config/mep/mep-ivc2.cpu: New file.
14771 * config/mep/mep-lib1.asm: New file.
14772 * config/mep/mep-lib2.c: New file.
14773 * config/mep/mep-pragma.c: New file.
14774 * config/mep/mep-protos.h: New file.
14775 * config/mep/mep-tramp.c: New file.
14776 * config/mep/mep.c: New file.
14777 * config/mep/mep.cpu: New file.
14778 * config/mep/mep.h: New file.
14779 * config/mep/mep.md: New file.
14780 * config/mep/mep.opt: New file.
14781 * config/mep/predicates.md: New file.
14782 * config/mep/t-mep: New file.
14784 2009-06-23 Ian Lance Taylor <iant@google.com>
14786 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14787 from loose_warn into c_loose_warn and from strict_warn into
14788 c_strict_warn. Set and substitute warn_cxxflags. Check for
14789 --enable-build-with-cxx. Set and substitute
14790 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14791 * Makefile.in (CXXFLAGS): New variable.
14792 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14793 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14794 the default is the same as $(STRICT_WARN).
14795 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14796 (CXX): New variable.
14797 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14798 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14799 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14800 (HOST_LIBS): New variable.
14801 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14802 (ALL_CXXFLAGS): New variable.
14803 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14804 * doc/install.texi (Configuration): Document
14805 --enable-build-with-cxx, --with-stage1-ldflags,
14806 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14807 * configure: Rebuild.
14809 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14811 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14812 from previous commit.
14814 2009-06-23 Ian Lance Taylor <iant@google.com>
14816 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14818 2009-06-23 Ian Lance Taylor <iant@google.com>
14820 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14821 with ATTRIBUTE_UNUSED.
14823 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14824 Pat Haugen <pthaugen@us.ibm.com>
14825 Revital Eres <eres@il.ibm.com>
14827 * config.in (HAVE_AS_POPCNTD): Add default definition.
14828 (HAVE_AS_LWSYNC): Ditto.
14830 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14832 (gcc_cv_as_powerpc_cmpb): Ditto.
14833 (gcc_cv_as_powerpc_dfp): Ditto.
14834 (gcc_cv_as_powerpc_vsx): Ditto.
14835 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14836 supporting the popcntd/lwsync instructions.
14837 (gcc_cv_as_powerpc_lwsync): Ditto.
14838 * configure: Regenerate.
14840 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14841 -mcpu=native and -mcpu=power7.
14842 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14844 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14845 a variable instead of a mask to reduce the number of mask bits.
14846 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14847 (-mbit-word): Ditto.
14848 (-mregnames): Ditto.
14849 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14850 (-mfused-madd): Ditto.
14852 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14854 (-mvsx): New switch for VSX instructions.
14855 (-misel): Move from a variable to a mask to allow it to be set by
14858 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14859 function declaration to an array declaration.
14860 (rs6000_hard_regno_nregs): New external array declaration.
14862 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14863 files included by rs6000.md.
14865 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14866 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14868 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14870 (rs6000_debug_reg): New -mdebug= variables.
14871 (rs6000_debug_addr): Ditto.
14872 (rs6000_debug_cost): Ditto.
14873 (rs6000_pmode): New variable to hold Pmode.
14874 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14875 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14876 calculated at compiler start.
14877 (rs6000_hard_regno_nregs): Change function to an array which holds
14878 HARD_REGNO_NREGS calculated at compiler start.
14879 (rs6000_explicit_options): Delete isel field.
14880 (rs6000_vector_unit): New array to hold which vector unit
14881 supports arithmetic options for a given type.
14882 (rs6000_vector_mem): New array to hold which vector unit supports
14883 memory reference operations for a given type.
14884 (rs6000_vector_align): New array to given the alignment of each
14886 (power7_cost): New basic costs for power7.
14887 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14888 (rs6000_hard_regno_nregs_internal): New function, moved from
14889 HARD_REGNO_NREGS, to calculate the number of registers each hard
14890 register takes for each type.
14891 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14892 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14893 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14894 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14895 unit information here so it is calculated once at compiler startup
14897 (rs6000_override_options): Make -misel a target mask. Add more
14898 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14899 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14901 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14902 (rs6000_handle_option): Move -misel from variable to target mask.
14903 (rs6000_builtin_mask_for_load): Add VSX support.
14904 (rs6000_conditional_register_usage): Ditto.
14905 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14906 (function_arg_boundary): Ditto.
14907 (rs6000_expand_builtin): Ditto.
14908 (def_builtin): Make abort message a little friendlier.
14909 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14911 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14912 assembler support the popcntd instruction instead of a vsx
14913 instruction to enable power7 support.
14914 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14915 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14916 option to the assembler if -mcpu=native.
14917 (ASM_CPU_NATIVE_SPEC): Ditto.
14918 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14920 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14921 the lwsync instruction.
14922 (enum processor_type): Add PROCESSOR_POWER7.
14923 (rs6000_debug_reg): New -mdebug= options.
14924 (rs6000_debug_addr): Ditto.
14925 (rs6000_debug_cost): Ditto.
14926 (rs6000_isel): Delete.
14927 (enum rs6000_vector): New enum to say what vector unit we have.
14928 (VECTOR_UNIT_*): New macros to say which vector unit has
14929 arithmetic operations for a given type.
14930 (VECTOR_MEM_*): New macros to say which vector unit has memory
14931 operations for a given type.
14932 (TARGET_LDBRX): Whether the machine supports the ldbrx
14934 (TARGET_ISEL): Delete, -misel moved to be a mask.
14935 (TARGET_ISEL64): New macro for 64-bit isel support.
14936 (UNITS_PER_VSX_WORD): New macro.
14937 (POINTER_SIZE): Move to be an external variable, rather than
14938 calculating whether we are generating 32 ot 64-bit code.
14940 (STACK_BOUNDARY): Add VSX support.
14941 (LOCAL_ALIGNMENT): Ditto.
14942 (SLOW_UNALIGNED_ACCESS): Ditto.
14943 (VSX_REGNO_P): New macro for VSX support.
14944 (VFLOAT_REGNO_P): Ditto.
14945 (VINT_REGNO_P): Ditto.
14946 (VLOGICAL_REGNO_P): Ditto.
14947 (VSX_VECTOR_MODE): Ditto.
14948 (VSX_SCALAR_MODE): Ditto.
14950 (VSX_MOVE_MODE): Ditto.
14951 (VSX_REG_CLASS_P): Ditto.
14952 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14954 (UNITS_PER_SIMD_WORD): Add VSX support.
14955 (MODES_TIEABLE_P): Ditto.
14956 (STARTING_FRAME_OFFSET): Ditto.
14957 (STACK_DYNAMIC_OFFSET): Ditto.
14958 (EPILOGUE_USES): Ditto.
14959 (REGNO_REG_CLASS): Move to array lookup.
14960 (CLASS_MAX_NREGS): Ditto.
14961 (rs6000_vector_reg_class): Add declaration.
14962 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14963 overlap with the floating point and Altivec registers.
14965 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14967 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14968 give the appropriate asm switches if -mcpu=native.
14969 (host_detect_local_cpu): Add support for "asm".
14970 (host_detect_local_cpu): Follow GNU code guidelines for name.
14972 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14973 -mbit-word to a variable instead of being a target mask.
14975 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14976 emit the lwsync instruction instead of emitting the instruction as
14977 an integer constant.
14979 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14980 fixuns_trundfsi2, move expander into rs6000.md.
14982 * config/rs6000/rs6000.md (cpu): Add power7.
14983 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14984 (logical predicate patterns): Change the single instruction
14985 primitives that set CR0 to be fast_compare instead of compare.
14987 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14988 (popcntddi2): Ditto.
14989 (popcount<mode>): Ditto.
14990 (floating multiply/add insns): Name the floating point
14991 multiply/add insns.
14992 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14993 (isel_unsigned_<mode>): Ditto.
14994 (fixuns_trundfsi2): Move expander here from spe.md.
14995 (smindi3): Define if we have -misel on 64-bit systems.
15000 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15002 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15004 * config/avr/avr.c (avr_current_device): New variable.
15005 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15006 (avr_arch, mcu_type_s): Move to avr.h.
15007 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15008 default_data_section_start fields.
15009 (avr_arch): Moved from avr.c.
15010 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15011 library_name fields.
15012 (avr_current_device, avr_mcu_types, avr_arch_types,
15013 avr_device_to_arch, avr_device_to_data_start,
15014 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15015 (EXTRA_SPEC_FUNCTIONS): Define.
15016 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15017 options mapping. Use device_to_arch and device_to_data_start insted.
15018 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15019 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15020 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15021 * config/avr/driver-avr.c: New file.
15022 * config/avr/avr-devices.c: New file.
15024 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15026 * var-tracking.c (unshare_variable): Force initialized to
15027 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15028 (set_variable_part): Likewise.
15029 (struct variable_union_info): Remove pos_src field.
15030 (vui_vec, vui_allocated): New variables.
15031 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15032 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15033 == 1 use a simpler sorting algorithm. Compute pos field right
15034 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15035 Avoid quadratic comparison if !flag_var_tracking_uninit.
15036 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15037 unshare_variable unconditionally.
15038 (dataflow_set_different_2): Removed.
15039 (dataflow_set_different): Don't traverse second hash table.
15040 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15041 unconditionally to var_reg_set or var_mem_set.
15042 (emit_notes_in_bb): Likewise.
15043 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15045 (emit_note_insn_var_location): Don't set initialized to
15046 VAR_INIT_STATUS_INITIALIZED early.
15047 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15049 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15051 * tree-object-size.c (addr_object_size): Instead of checking
15052 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15053 are no FIELD_DECLs following it.
15055 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15057 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15058 order to match bswaps with signed source operands.
15060 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15062 * sdbout.c (sdbout_one_type): Fix braces in switch.
15064 2009-06-23 Richard Guenther <rguenther@suse.de>
15066 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15068 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15069 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15070 var_callused, callused_tree, var_storedanything, storedanything_tree,
15071 var_integer, integer_tree): Remove global variables.
15072 (new_var_info): Do not pass new id, append the new var to the
15073 global variable vector.
15074 (do_ds_constraint): Use is_global_var member of the variable-info.
15075 (new_scalar_tmp_constraint_exp): Adjust.
15076 (create_function_info_for): Likewise.
15077 (create_variable_info_for): Likewise.
15078 (find_what_var_points_to): Remove dead code.
15079 (init_base_vars): Simplify.
15080 (compute_points_to_sets): Adjust.
15082 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15084 * combine.c (try_combine): Dump information about the insns we're
15087 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15089 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15090 check when calling force_to_mode on TRUNCATE's operand.
15092 2009-06-22 Ian Lance Taylor <iant@google.com>
15094 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15096 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15098 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15100 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15102 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15103 override library linkage flags such as -static-libgcc or
15106 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15108 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15110 2009-06-22 Ian Lance Taylor <iant@google.com>
15112 * config/linux.opt: Put mglibc ahead of muclibc.
15114 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15115 for duplicate decls.
15117 2009-06-22 Matthias Klose <doko@ubuntu.com>
15119 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15121 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15124 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15125 instead of NULL if a parser error occurs.
15127 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15129 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15130 non-DWARF2_DEBUGGING_INFO version.
15132 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15134 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15135 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15137 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15138 (LIBGCC2_TF_CEXT): Define.
15141 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15144 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15146 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15148 * config/arm/arm.c (arm_override_options): Disable
15149 -mcaller-super-interworking and -mcallee-super-interworking.
15150 * doc/invoke.texi (ARM Options): Document this.
15152 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15154 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15155 * config/arm/constraints.md (j): New constraint for movw operands.
15156 (N): Remove thumb2 meaning.
15157 * config/arm/arm.md (*arm_movw): Delete.
15158 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15159 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15160 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15162 2009-06-22 Martin Jambor <mjambor@suse.cz>
15164 PR tree-optimization/40492
15165 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15166 build_ref_for_offset.
15168 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15170 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15171 JUMP_TABLE_DATA_P predicates where applicable.
15172 * auto-inc-dec.c: Ditto.
15173 * builtins.c: Ditto.
15174 * caller-save.c: Ditto.
15176 * cfgcleanup.c: Ditto.
15177 * cfglayout.c: Ditto.
15179 * combine.c: Ditto.
15180 * combine-stack-adj.c: Ditto.
15184 * df-scan.c: Ditto.
15186 * dwarf2asm.c: Ditto.
15187 * dwarf2out.c: Ditto.
15188 * emit-rtl.c: Ditto.
15194 * function.c: Ditto.
15197 * genpreds.c: Ditto.
15198 * genrecog.c: Ditto.
15200 * ira-costs.c: Ditto.
15201 * ira-lives.c: Ditto.
15203 * loop-iv.c: Ditto.
15204 * lower-subreg.c: Ditto.
15205 * modulo-sched.c: Ditto.
15207 * postreload.c: Ditto.
15208 * print-rtl.c: Ditto.
15210 * reginfo.c: Ditto.
15211 * regmove.c: Ditto.
15212 * reload1.c: Ditto.
15215 * rtlanal.c: Ditto.
15217 * sched-vis.c: Ditto.
15219 * sel-sched-ir.c: Ditto.
15220 * simplify-rtx.c: Ditto.
15221 * targhooks.c: Ditto.
15222 * var-tracking.c: Ditto.
15223 * vmsdbgout.c: Ditto.
15225 2009-06-22 Matthias Klose <doko@ubuntu.com>
15227 * Makefile.in (install-plugin): Always use DESTDIR.
15229 2009-06-22 Olivier Hainque <hainque@adacore.com>
15231 * config/pa/pa.c (output_call): Don't optimize post call jumps
15232 into return address adjustments if the call may throw.
15234 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15236 * arm.c (thumb1_output_casesi): New function.
15237 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15238 optimizing for size or PIC.
15239 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15240 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15241 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15242 (thumb1_casesi_internal_pic): New expand rule.
15243 (thumb1_casesi_dispatch): New pattern.
15244 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15246 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15247 in the text seciton when PIC or optimizing for size.
15248 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15249 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15250 preservation properties of code.
15251 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15252 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15253 (__gnu_thumb1_case_si): New function.
15254 * t-arm (LIB1ASMSRC): Define here.
15255 (LIB1ASMFUNCS): Add some common functions.
15256 * t-arm-elf (LIB1ASMSRC): Delete.
15257 (LIB1ASMFUNCS): Append to existing set.
15258 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15259 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15260 * t-symbian (LIB1ASMFUNCS): Likewise.
15261 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15262 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15264 2009-06-21 Richard Guenther <rguenther@suse.de>
15266 PR tree-optimization/38729
15267 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15268 to loops with a single exit if -fno-expensive-optimizations.
15270 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15272 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15273 (dataflow_set): Change vars type from htab_t to shared_hash.
15274 (shared_hash_pool, empty_shared_hash): New variables.
15275 (vars_clear): Removed.
15276 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15277 shared_hash_find_slot_unshare, shared_hash_find_slot,
15278 shared_hash_find_slot_noinsert, shared_hash_find): New
15280 (shared_hash_unshare, shared_hash_destroy): New functions.
15281 (unshare_variable): Unshare set->vars if shared, use
15283 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15284 (get_init_value, find_src_set_src, dump_dataflow_set,
15285 clobber_variable_part, emit_notes_for_differences): Use
15287 (dataflow_set_init): Remove second argument, set vars to
15288 empty_shared_hash instead of creating a new htab.
15289 (dataflow_set_clear): Call shared_hash_destroy and set vars
15290 to empty_shared_hash instead of calling vars_clear.
15291 (dataflow_set_copy): Don't call vars_copy, instead just share
15292 the src htab with dst.
15293 (variable_union): Use shared_hash_*, use initially NO_INSERT
15294 lookup if set->vars is shared. Don't keep slot cleared before
15295 calling unshare_variable. Unshare set->vars if needed.
15296 Even ->refcount == 1 vars must be unshared if set->vars is shared
15297 and var needs to be modified.
15298 (variable_canonicalize): New function.
15299 (dataflow_set_union): If dst->vars is empty, just share src->vars
15300 with dst->vars and traverse with variable_canonicalize to canonicalize
15301 and unshare what is needed.
15302 (dataflow_set_different): If old_set and new_set use the same shared
15303 htab, they aren't different. If number of htab elements is different,
15304 htabs are different. Use shared_hash_*.
15305 (dataflow_set_destroy): Call shared_hash_destroy instead of
15307 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15308 second argument to dataflow_set_init.
15309 (vt_initialize): Likewise. Initialize shared_hash_pool and
15310 empty_shared_hash, move bb in/out initialization afterwards.
15311 Use variable_htab_free instead of NULL as changed_variables del hook.
15312 (variable_was_changed): Change type of second argument to pointer to
15313 dataflow_set. When inserting var into changed_variables, bump
15314 refcount. Unshare set->vars if set is shared htab and slot needs to
15316 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15317 lookup if set->vars is shared. Unshare set->vars if needed.
15318 Even ->refcount == 1 vars must be unshared if set->vars is shared
15319 and var needs to be modified. Adjust variable_was_changed caller.
15320 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15321 vars must be unshared if set->vars is shared and var needs to be
15322 modified. Adjust variable_was_changed caller.
15323 (emit_note_insn_var_location): Don't pool_free var.
15324 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15326 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15327 free_alloc_pool on shared_hash_pool.
15329 2009-06-20 Anthony Green <green@moxielogic.com>
15331 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15332 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15334 2009-06-20 Richard Guenther <rguenther@suse.de>
15336 * tree-ssa-structalias.c (find_func_aliases): For memset use
15337 a constraint from NULL if we memset to zero.
15338 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15339 we explicitly handle that do not read from memory.
15340 (call_may_clobber_ref_p_1): Properly handle builtins that may
15343 2009-06-20 Richard Guenther <rguenther@suse.de>
15345 PR tree-optimization/40495
15346 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15347 (new_scalar_tmp_constraint_exp): New function.
15348 (process_constraint): Do not create temporary decls.
15349 (process_all_all_constraints): Likewise.
15350 (handle_const_call): Likewise.
15351 (create_function_info_for): Do not set decl.
15353 2009-06-19 Ian Lance Taylor <iant@google.com>
15355 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15356 (rs6000_attribute_table): Make static; move before use.
15358 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15360 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15361 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15362 Propagate the TREE_READONLY flag without overwriting it.
15363 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15364 Propagate the TREE_READONLY flag onto the result.
15365 (process_call_operands): Move around. Use correct constant value.
15367 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15370 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15371 * config/arm/arm.md: Likewise.
15373 2009-06-19 Ian Lance Taylor <iant@google.com>
15375 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15376 to GIMPLE_ERROR_MARK.
15378 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15379 op2_original_type parameters. Warn about using different enum types.
15380 * c-parser.c (c_parser_conditional_expression): Pass original
15381 types to build_conditional_expr.
15382 * c-tree.h (build_conditional_expr): Update declaration.
15384 2009-06-19 Ian Lance Taylor <iant@google.com>
15386 * config/i386/i386.c (ix86_function_specific_save): Test that
15387 fields match values, rather than testing the values are in a
15390 2009-06-19 Richard Guenther <rguenther@suse.de>
15392 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15393 ADDR_EXPR pointers.
15394 (ptr_derefs_may_alias_p): Likewise.
15395 (ptr_deref_may_alias_ref_p_1): New function.
15396 (ptr_deref_may_alias_ref_p): Likewise.
15397 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15398 covered by looking at the ESCAPED solution.
15399 (call_may_clobber_ref_p_1): Likewise.
15400 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15401 Handle NULL_TREE offset. Do not produce redundant constraints.
15402 (process_all_all_constraints): New helper function.
15403 (do_structure_copy): Use it.
15404 (handle_lhs_call): Likewise.
15405 (find_func_aliases): Handle some builtins with pointer arguments
15406 and/or return values explicitly.
15408 2009-06-19 Ian Lance Taylor <iant@google.com>
15410 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15412 2009-06-19 Ian Lance Taylor <iant@google.com>
15414 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15416 2009-06-19 Ian Lance Taylor <iant@google.com>
15418 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15419 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15422 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15423 uninitialized const.
15425 2009-06-19 Ian Lance Taylor <iant@google.com>
15427 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15430 * c-decl.c (in_struct, struct_types): Remove.
15431 (struct c_binding): Add in_struct field.
15432 (c_binding_ptr): Define type, along with VEC.
15433 (struct c_struct_parse_info): Define.
15434 (struct_parse_info): New static variable.
15435 (bind): Initialize in_struct field.
15436 (start_struct): Remove enclosing_in_struct and
15437 enclosing_struct_types parameters. Add
15438 enclosing_struct_parse_info parameter. Change all callers. Set
15439 struct_parse_info rather than in_struct and struct_types.
15440 (grokfield): If -Wc++-compat and there is a symbol binding for the
15441 field name, set the in_struct flag and push it on the
15442 struct_parse_info->fields vector.
15443 (warn_cxx_compat_finish_struct): New static function.
15444 (finish_struct): Remove enclosing_in_struct and
15445 enclosing_struct_types parameters. Add
15446 enclosing_struct_parse_info parameter. Change all callers. Don't
15447 set C_TYPE_DEFINED_IN_STRUCT here. Call
15448 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15449 parameter. Only push on struct_types if warn_cxx_compat.
15450 (finish_enum): Only push on struct_types if warn_cxx_compat.
15451 (declspecs_add_type): Add loc parameter. Change all callers.
15452 Change all error calls to error_at. Pass loc, not input_location,
15453 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15454 defined in a struct. If -Wc++-compat and parsing a struct, record
15455 that a typedef name was used.
15456 * c-parser.c (c_parser_declspecs): Get location to pass to
15457 declspecs_add_type.
15458 (c_parser_struct_or_union_specifier): Update calls to start_struct
15460 * c-tree.h (struct c_struct_parse_info): Declare.
15461 (finish_struct, start_struct): Update declarations.
15462 (declspecs_add_type): Update declaration.
15464 2009-06-19 Ian Lance Taylor <iant@google.com>
15466 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15467 variable with an anonymous type.
15469 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15471 * see.c: Remove for real.
15473 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15475 * optabs.h (enum optab_index): Add new OTI_significand.
15476 (significand_optab): Define corresponding macro.
15477 * optabs.c (init_optabs): Initialize significand_optab.
15478 * genopinit.c (optabs): Implement significand_optab using
15479 significand?f2 patterns.
15480 * builtins.c (expand_builtin_mathfn): Handle
15481 BUILT_IN_SIGNIFICAND{,F,L}.
15482 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15483 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15485 * config/i386/i386.md (significandxf2, significand<mode>2): New
15486 expanders to implement significandf, significand and significandl
15487 built-ins as inline x87 intrinsics.
15489 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15491 * config/avr/avr.c (avr_override_options): Remove setting value of
15492 PARAM_INLINE_CALL_COST.
15494 2009-06-18 Richard Henderson <rth@redhat.com>
15497 * tree-pass.h (TDF_ASMNAME): New.
15498 * tree-dump.c (dump_options): Add asmname.
15499 * doc/invoke.texi: Document it.
15501 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15502 (dump_decl_name): ...here.
15503 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15504 (dump_generic_node): Update dump_function_name calls.
15505 (print_call_name): New flags arg; update all dump calls.
15506 * diagnostic.h (print_call_name): Update.
15507 * gimple-pretty-print.c (dump_gimple_call): Update.
15509 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15512 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15514 2009-06-18 Diego Novillo <dnovillo@google.com>
15516 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15517 * plugin.c (str_license): Declare.
15518 (try_init_one_plugin): Assert that the symbol
15519 'plugin_is_GPL_compatible' exists.
15521 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15524 * Makefile.in (OBJS-common): Remove see.o.
15526 * common.opt (fsee): Mark as preserved for backward compatibility.
15527 * opts.c (common_handle_option): Add OPT_fsee to the backward
15528 compatibility section.
15529 * passes.c (init_optimization_passes, pass_see): Remove pass.
15530 * timevar.def (TV_SEE): Remove.
15531 * tree-pass.h (pass_see): Remove declaration.
15532 * doc/invoke.texi (-fsee): Remove documentation.
15534 2009-06-18 Martin Jambor <mjambor@suse.cz>
15536 * tree-sra.c: Include statistics.h
15537 (sra_stats): New variable.
15538 (sra_initialize): Clear sra_stats.
15539 (create_access_replacement): Increment sra_stats.replacements.
15540 (get_access_replacement): Do not return twice.
15541 (analyze_all_variable_accesses): Increment statistics counter by the
15542 number of scalarized aggregates.
15543 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15544 (sra_modify_expr): Increment sra_stats.exprs.
15545 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15546 (sra_modify_assign): Increment sra_stats.exprs,
15547 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15548 (perform_intra_sra): Update statistics counters.
15549 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15551 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15553 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15554 (arm_scalar_mode_supported_p): New function.
15556 2009-06-18 Paul Brook <paul@codesourcery.com>
15557 Sandra Loosemore <sandra@codesourcery.com>
15559 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15560 (__extendhfsf2, __truncsfhf2): Define.
15561 * config/arm/fp16.c: New file.
15562 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15563 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15565 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15567 * doc/extend.texi (Half-Precision): New section.
15568 * doc/invoke.texi (Option Summary): List -mfp16-format.
15569 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15570 * config/arm/arm.opt (mfp16-format=): New.
15571 * config/arm/arm.c: Include intl.h.
15572 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15573 (TARGET_INVALID_RETURN_TYPE): Redefine.
15574 (TARGET_PROMOTED_TYPE): Redefine.
15575 (TARGET_CONVERT_TO_TYPE): Redefine.
15576 (arm_fp16_format): Define.
15577 (all_fpus): Add entry for neon-fp16.
15578 (fp_model_for_fpu): Likewise.
15579 (struct fp16_format): Declare.
15580 (all_fp16_formats): Define.
15581 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15583 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15585 (arm_legitimate_index_p): Treat HFmode like HImode.
15586 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15587 (coproc_secondary_reload_class): Special-case HFmode.
15588 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15589 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15590 (arm_init_fp16_builtins): New.
15591 (arm_init_builtins): Call it.
15592 (arm_invalid_parameter_type): New.
15593 (arm_invalid_return_type): New.
15594 (arm_promoted_type): New.
15595 (arm_convert_to_type).
15596 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15598 (arm_emit_fp16_const): New function.
15599 (arm_mangle_type): Mangle __fp16 as "Dh".
15600 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15602 (TARGET_NEON_FP16): New.
15603 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15604 (enum fputype): Add FPUTYPE_NEON_FP16.
15605 (enum arm_fp16_format_type): Declare.
15606 (arm_fp16_format): Declare.
15607 (LARGEST_EXPONENT_IS_NORMAL): Define.
15608 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15609 * config/arm/arm-modes.def (HFmode): Define.
15610 * config/arm/vfp.md (*movhf_vfp): New.
15611 (extendhfsf2): New.
15613 * config/arm/arm.md (fpu): Add neon_fp16.
15614 (floatsihf2, floatdihf2): New.
15615 (fix_trunchfsi2, fix_trunchfdi2): New.
15617 (extendhfdf2): New.
15619 (*arm32_movhf): New.
15620 (*thumb1_movhf): New.
15621 (consttable_2): Add check for HFmode constants.
15622 (consttable_4): Handle HFmode constants.
15624 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15626 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15628 2009-06-17 Olivier Hainque <hainque@adacore.com>
15630 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15631 const char ** conversion in AIX specific section.
15633 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15635 * config/i386/i386.c (ix86_special_builtin_type): Remove
15636 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15637 (bdesc_special_args): Updated.
15638 (ix86_init_mmx_sse_builtins): Likewise.
15639 (ix86_expand_special_args_builtin): Likewise.
15641 2009-06-17 Richard Henderson <rth@redhat.com>
15643 * tree-pretty-print.c (maybe_dump_asm_name): New.
15644 (dump_decl_name): Use it.
15645 (PRINT_FUNCTION_NAME): Merge into...
15646 (dump_function_name): ... here. Use maybe_dump_asm_name.
15648 2009-06-17 Cary Coutant <ccoutant@google.com>
15650 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15652 * debug.c (struct gcc_debug_hooks): Change placeholder for
15654 (debug_nothing_int_charstar_int): Replaced by...
15655 (debug_nothing_int_charstar_int_bool): ...this.
15656 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15657 source_line prototype.
15658 (debug_nothing_int_charstar_int): Replaced by...
15659 (debug_nothing_int_charstar_int_bool): ...this.
15660 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15661 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15662 Output is_stmt operand when necessary.
15663 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15664 (notice_source_line): Add is_stmt parameter.
15665 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15666 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15668 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15669 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15671 2009-06-17 Ian Lance Taylor <iant@google.com>
15673 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15675 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15678 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15680 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15681 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15682 tree_strip_sign_nop_conversions and
15683 tree_ssa_strip_useless_type_conversions rather than stripping
15684 the operations here.
15685 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15687 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15688 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15689 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15690 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15693 2009-06-17 Michael Eager <eager@eagercon.com>
15695 * config/rs6000/constraints.md (register_constraint "d"): New.
15696 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15697 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15698 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15699 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15700 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15701 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15702 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15703 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15704 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15705 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15707 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15708 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15709 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15710 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15711 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15712 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15713 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15714 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15715 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15716 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15717 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15718 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15719 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15720 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15722 2009-06-16 Ian Lance Taylor <iant@google.com>
15724 * profile.c (total_num_never_executed): Don't define.
15725 (compute_branch_probabilities): Don't count or print
15726 num_never_executed.
15727 (init_branch_prob): Don't set total_num_never_executed.
15728 (end_branch_prob): Don't print total_num_never_executed.
15730 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15732 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15734 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15736 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15737 (nabstd2_fpr): Same.
15739 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15741 * expr.c (expand_assignment): Change complex type check.
15743 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15745 * doc/plugins.texi (Building GCC plugins): Added new section.
15747 2009-06-17 Ian Lance Taylor <iant@google.com>
15749 * c-pch.c (get_ident): Don't set size of templ array.
15750 (pch_init): Don't set size of partial_pch array.
15752 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15753 string constant to intialize an array whose size is the length of
15756 2009-06-17 Richard Guenther <rguenther@suse.de>
15758 PR tree-optimization/40389
15759 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15760 to addressable types.
15761 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15763 2009-06-17 Richard Guenther <rguenther@suse.de>
15765 PR middle-end/40460
15766 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15767 if there is no evolution of left in the loop bail out.
15768 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15769 chrec_fold_multiply.
15771 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15772 Janis Johnson <janis187@us.ibm.com>
15775 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15776 for the symbol ref of a constant that is the source of a move
15777 - nor for any other not-obvious-label-ref constants.
15779 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15781 * plugin.c (position_pass): Skip newly inserted pass during list
15782 traversal to avoid repeated insertion.
15784 2009-06-16 Ian Lance Taylor <iant@google.com>
15786 * vec.h (VEC_stack_alloc): Define different version if
15787 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15788 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15789 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15790 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15792 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15794 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15796 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15797 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15798 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15799 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15800 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15801 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15802 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15803 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15804 __builtin_ia32_rdtscp.
15805 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15806 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15807 and __builtin_ia32_rorhi.
15808 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15809 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15810 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15811 (ix86_expand_args_builtin): Likewise.
15812 (ix86_expand_special_args_builtin): Likewise.
15814 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15815 (UNSPECV_RDTSC): Likewise.
15816 (UNSPECV_RDPMC): Likewise.
15817 (*bsr): Renamed to ...
15819 (*bsr_rex64): Renamed to ...
15822 (*rdpmc): Likewise.
15823 (*rdpmc_rex64): Likewise.
15825 (*rdtsc): Likewise.
15826 (*rdtsc_rex64): Likewise.
15827 (rdtscp): Likewise.
15828 (*rdtscp): Likewise.
15829 (*rdtscp_rex64): Likewise.
15831 * config/i386/ia32intrin.h: New.
15833 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15835 2009-06-16 Ian Lance Taylor <iant@google.com>
15837 * ira-build.c (copy_info_to_removed_store_destinations):
15838 Initialize parent_a.
15840 2009-06-16 Ian Lance Taylor <iant@google.com>
15842 * c-decl.c (grokdeclarator): Change size_varies to bool.
15844 2009-06-16 Ian Lance Taylor <iant@google.com>
15846 * sel-sched.c: Make forward declarations of move_op_hooks and
15847 fur_hooks explicitly extern.
15849 2009-06-16 Ian Lance Taylor <iant@google.com>
15851 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15852 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15854 2009-06-16 Ian Lance Taylor <iant@google.com>
15856 * resource.c (mark_referenced_resources): Change
15857 include_delayed_effects parameter to bool. Change all callers.
15858 (mark_end_of_function_resources): Likewise.
15859 * reorg.c (insn_references_resource_p): Likewise.
15860 (insn_sets_resource_p): Likewise.
15861 * resource.h (mark_referenced_resources): Update declaration.
15862 (mark_end_of_function_resources): Update declaration.
15864 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15866 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15868 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15870 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15871 GCC can bootstrap on AIX with GNU Binutils 2.20.
15873 2009-06-16 Ian Lance Taylor <iant@google.com>
15875 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15877 2009-06-16 Ian Lance Taylor <iant@google.com>
15879 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15880 inline, not extern inline.
15881 (exact_log2): Likewise.
15882 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15884 (exact_log2): Likewise, but don't test CTZ_HWI.
15886 2009-06-16 Ian Lance Taylor <iant@google.com>
15888 * bitmap.c (bitmap_clear): Don't declare as inline.
15889 * gimple.c (gimplify_assign): Likewise.
15890 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15891 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15892 (sched_scan_info): Remove duplicate definition.
15894 2009-06-16 Ian Lance Taylor <iant@google.com>
15896 * c-common.c (skip_evaluation): Don't define.
15897 (c_inhibit_evaluation_warnings): Define global variable.
15898 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15899 than skip_evaluation.
15900 (convert_and_check, warn_for_div_by_zero): Likewise.
15901 * c-common.h (skip_evaluation): Don't declare.
15902 (c_inhibit_evaluation_warnings): Declare.
15903 * c-parser.c (c_parser_typeof_specifier): Set
15904 c_inhibit_evaluation_warnings rather than skip_evaluation.
15905 (c_parser_conditional_expression): Likewise.
15906 (c_parser_binary_expression): Likewise.
15907 (c_parser_sizeof_expression): Likewise.
15908 (c_parser_alignof_expression): Likewise.
15909 * c-typeck.c (build_indirect_ref): Check
15910 c_inhibit_evaluation_warnings rather than skip_evaluation.
15911 (build_conditional_expr, build_binary_op): Likewise.
15913 2009-06-16 Richard Guenther <rguenther@suse.de>
15915 * tree-ssa-alias.c (is_escape_site): Remove.
15916 * tree-ssa-alias.h (enum escape_type): Remove.
15917 (is_escape_site): Likewise.
15918 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15919 via casts and asms without deferring to is_escape_site.
15921 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15923 PR middle-end/40446
15924 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15925 use gen_lowpart if op0 has complex mode.
15927 2009-06-16 Richard Guenther <rguenther@suse.de>
15929 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15930 variables add them to ESCAPED.
15931 (find_func_aliases): Do not make all indirectly stored values escaped.
15933 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15935 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15936 make_decl_one_only.
15938 2009-06-16 Martin Jambor <mjambor@suse.cz>
15940 PR tree-optimization/40432
15941 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15942 check whether we need to force gimple register operand.
15944 2009-06-16 Martin Jambor <mjambor@suse.cz>
15946 PR tree-optimization/40413
15947 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15948 build_ref_for_offset.
15949 (propagate_subacesses_accross_link): Fix a typo in a comment.
15951 2009-06-16 Ira Rosen <irar@il.ibm.com>
15953 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15954 with additional parameter.
15955 * tree-vectorizer.h (enum vect_def_type): Add new value
15957 (enum vect_relevant): Add comments.
15958 (vect_is_simple_reduction): Add new argument.
15959 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15960 Detect nested cycles.
15961 (vect_is_simple_reduction): Update documentation, add an argument to
15962 distinguish inner-loop reduction from nested cycle, detect nested
15963 cycles, fix printings and indentation, don't swap operands in case
15965 (get_initial_def_for_reduction): Handle subtraction.
15966 (vect_create_epilog_for_reduction): Add new argument to specify
15967 reduction variable.
15968 (vect_finalize_reduction): Handle subtraction, fix comments.
15969 (vectorizable_reduction): Handle nested cycles. In case of nested
15970 cycle keep track of the reduction variable position. Call
15971 vect_is_simple_reduction with additional parameter. Use original
15972 statement code in reduction epilogue for nested cycle. Call
15973 vect_create_epilog_for_reduction with additional parameter.
15974 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15975 inner-loop vectorization.
15976 (vect_recog_widen_sum_pattern): Likewise.
15977 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15979 (vect_mark_stmts_to_be_vectorized): Likewise.
15980 (vect_get_vec_def_for_operand): Handle nested cycles.
15982 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15984 * doc/invoke.texi (Debugging Options): Fix option index entries
15985 for -fdump-statistics, -frandom-seed add entries for
15986 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15987 (FRV Options): Fix entries for -mTLS, -mtls.
15988 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15989 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15990 (M68hc1x Options): Fix @itemx for -mnominmax.
15991 (MCore Options): Fix entry for -mno-lsim.
15992 (MMIX Options): Fix entry for -mabi=mmixware.
15993 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15995 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15997 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15998 Mention the plugin mode of gengtype.
15999 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16000 * gengtype.c: Updated copyright.
16001 (plugin_files, nb_plugin_files) Added new static variables.
16002 (measure_input_list) Care about plugin_files.
16003 (write_rtx_next): Added early return in plugin mode.
16004 (create_file): Updated copyright year in generated file. Added
16006 (oprintf): Added early return if NULL outf.
16007 (get_output_file_with_visibility): Care of plugin_files.
16008 (get_output_file_name): May return null.
16009 (write_local): Added early return.
16010 (put_mangled_filename): Ditto.
16011 (finish_root_table): Added check for base_files.
16012 (write_roots): Care about null when plugins.
16013 (main): Added plugin mode.
16015 2009-06-15 Ian Lance Taylor <iant@google.com>
16017 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16018 * gcov.c (read_count_file): Add braces around variables declared
16021 * c.opt (Wjump-misses-init): New warning.
16022 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16023 -Wall and -Wc++-compat if not already set.
16024 (c_common_post_options): Clear warn_jump_misses_init if it was not
16026 * c-decl.c (struct c_binding): Change type field to a union with
16027 new label field. Make it the first field in the struct. Update
16028 references to type to use u.type instead.
16029 (struct c_spot_bindings): Define.
16030 (struct c_goto_bindings): Define.
16031 (c_goto_bindings_p): Define, along with VECs.
16032 (struct c_label_vars): Define.
16033 (struct c_scope): Add has_label_bindings field.
16034 (bind_label, set_spot_bindings): New static functions.
16035 (decl_jump_unsafe, update_spot_bindings): New static functions.
16036 (update_label_decls): New static function.
16037 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16038 Update binding u.label field to shadowed field.
16039 (c_binding_start_stmt_expr): New function.
16040 (c_binding_end_stmt_expr): New function.
16041 (pushdecl): Don't call c_begin_vm_scope.
16042 (make_label): Add defining and p_label_vars parameters. Change
16044 (lookup_label): Correct test for whether a label has not yet been
16045 defined. Call bind_label rather than bind.
16046 (warn_about_goto): New static function.
16047 (lookup_label_for_goto): New function.
16048 (declare_label): Call bind_label rather than bind.
16049 (check_earlier_gotos): New static function.
16050 (define_label): Don't give errors about jumping into statement
16051 expressions or scopes of variably modified types. Call
16052 set_spot_bindings and check_earlier_gotos. Call bind_label
16053 instead of bind. Don't set label_context_stack_se or
16054 label_context_stack_vm.
16055 (c_get_switch_bindings): New function.
16056 (c_release_switch_bindings): New function.
16057 (c_check_switch_jump_warnings): New function.
16058 (start_function): Don't set label_context_stack_se or
16059 label_context_stack_vm.
16060 (finish_function): Likewise.
16061 * c-typeck.c (label_context_stack_se): Don't define.
16062 (label_context_stack_vm): Don't define.
16063 (c_finish_goto_label): Call lookup_label_for_goto rather than
16064 lookup_label. Don't give errors about jumping into a statement
16065 expression or the scope of a variably modified type. Don't set
16066 label_context_stack_se or label_context_stack_vm.
16067 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16068 fields. Add bindings field.
16069 (c_start_case): Don't set deleted fields. Set bindings field.
16070 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16071 or blocked_vm. Call c_check_switch_jump_warnings.
16072 (c_finish_case): Don't test blocked_stmt_expr field. Call
16073 c_release_switch_bindings.
16074 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16075 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16076 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16077 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16078 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16079 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16080 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16081 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16082 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16083 (C_DECL_UNJUMPABLE_VM): Don't define.
16084 (C_DECL_UNDEFINABLE_VM): Don't define.
16085 (struct c_label_list): Don't define.
16086 (struct c_label_context_se): Don't define.
16087 (struct c_label_context_vm): Don't define.
16088 (struct c_spot_bindings): Declare.
16089 (c_bindings_start_stmt_expr): Declare.
16090 (c_bindings_end_stmt_expr): Declare.
16091 (lookup_label_for_goto): Declare.
16092 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16093 (c_check_switch_jump_warnings): Declare.
16094 (label_context_stack_se, label_context_stack_vm): Don't declare.
16095 (c_finish_goto_label): Update declaration.
16096 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16097 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16098 (Warning Options): Document -Wjump-misses-init.
16100 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16102 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16105 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16107 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16109 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16111 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16113 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16115 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16117 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16119 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16120 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16121 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16122 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16123 * dwarf2asm.c (dw2_force_const_mem): Update call to
16124 make_decl_one_only.
16125 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16126 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16127 * langhooks.c (lhd_comdat_group): Remove.
16128 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16129 * tree.h (DECL_COMDAT_GROUP): New.
16130 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16131 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16132 (make_decl_one_only): Change signature.
16133 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16134 make_decl_one_only.
16135 (make_decl_one_only): Change signature.
16136 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16138 2009-06-15 Richard Guenther <rguenther@suse.de>
16140 PR middle-end/40439
16141 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16143 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16145 * tree-ssa-math-opts.c: Remove extra divide.
16147 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16149 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16151 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16153 * passes.c: Add bswap pass.
16154 * tree-pass.h: Add pass_optimize_bswap declaration.
16155 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16156 Include rtl.h, expr.h and optabs.h for optab_handler check.
16157 (struct symbolic_number, pass_optimize_bswap): New definition.
16158 (do_shift_rotate, verify_symbolic_number_p): New functions.
16159 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16160 (gate_optimize_bswap): New function.
16161 * tree.c (widest_int_cst_value): New function.
16162 * tree.h (widest_int_cst_value): Prototype added.
16164 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16166 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16167 REG_EQUAL/REG_EQUIV notes.
16169 2009-06-14 Richard Guenther <rguenther@suse.de>
16171 PR middle-end/40389
16172 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16173 has its address taken if NRV was applied and it is addressable.
16174 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16175 function split out from ...
16176 (get_constraint_for_1): ... here.
16177 (handle_rhs_call): Use it to mark the return slot escaped if
16178 it is addressable and NRV was applied.
16180 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16182 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16183 Change first argument type to location_t.
16184 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16185 Do not set input_location.
16186 Use loc instead of input_location throughout.
16188 2009-06-13 Richard Guenther <rguenther@suse.de>
16190 PR tree-optimization/40421
16191 * tree-predcom.c (should_unroll_loop_p): Remove.
16192 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16194 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16196 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16197 Add location argument.
16199 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16201 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16203 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16204 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16205 * config/spu/spu-protos.h: Add location to
16206 spu_resolve_overloaded_builtin.
16207 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16208 spu_build_builtin_va_list.
16209 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16210 argument. Pass location to build_function_call_vec.
16211 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16213 (emit_fpu_switch): Same.
16214 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16215 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16216 to build_decl and create_artificial_label.
16217 (xtensa_gimplify_va_arg_expr): Same.
16218 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16219 (xstormy16_gimplify_va_arg_expr): Same.
16220 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16221 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16222 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16223 (mips16_build_function_stub): Same.
16224 (mips16_build_call_stub): Same.
16226 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16229 * arm/constraints.md (Pa, Pb): New constraints.
16230 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16231 split pattern to deal with them.
16233 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16235 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16236 fix index entry for -Xpreprocessor.
16238 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16240 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16241 Add location argument to build_decl call.
16242 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16243 (rs6000_init_builtins): Same.
16244 (spe_init_builtins): Same.
16245 (rs6000_gimplify_va_arg): Add location argument to
16246 create_artificial_label call.
16248 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16250 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16251 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16252 * Makefile.in: Fix GGC dependency for gcse.o.
16254 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16256 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16257 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16258 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16260 * c-parser.c (c_parser_binary_expression): Use current column while
16261 building binary operations.
16262 * common.opt (fshow-column): Enable by default.
16263 * tree-vrp.c (check_array_ref): Use warning_at.
16264 (check_array_bounds): Use location from call back if expr has no
16266 * tree.h: Add location argument to maybe_fold_*.
16267 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16268 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16269 (maybe_fold_offset_to_component_ref): Same.
16270 (maybe_fold_offset_to_reference): Same.
16271 (maybe_fold_offset_to_address): Same.
16272 (maybe_fold_stmt_indirect): Same.
16273 (maybe_fold_stmt_addition): Same.
16274 (fold_stmt_r): Pass location to maybe_fold_*.
16275 (fold_gimple_assign): Same.
16276 * c-tree.h: Add location argument to finish_decl,
16277 default_function_array_conversion, store_init_value.
16278 * c-decl.c (define_label): Use error_at.
16279 (c_make_fname_decl): Pass location to finish_decl.
16280 (finish_decl): New location argument.
16281 (build_compound_literal): Pass location to store_init_value.
16282 (grokdeclarator): Pass location to finish_decl.
16284 * c-typeck.c (array_to_pointer_conversion): New location argument.
16285 (function_to_pointer_conversion): Same.
16286 (default_function_array_conversion): Same.
16287 (parser_build_unary_op): Pass location to overflow_warning.
16288 (parser_build_binary_op): Same. Use warning_at.
16289 (build_unary_op): Pass location to array_to_pointer_conversion.
16290 (build_c_cast): Pass location to digest_init.
16291 (build_modify_expr): New location argument.
16292 (convert_for_assignment): Same.
16293 (store_init_value): Same.
16294 (digest_init): Same.
16295 (output_init_element): Pass location to digest_init and
16296 array_to_pointer_conversion.
16297 (c_finish_return): Pass location to convert_for_assignment.
16298 * gimplify.c (gimplify_conversion): Pass location to
16299 maybe_fold_offset_to_address.
16300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16301 to maybe_fold_stmt_addition.
16302 * c-omp.c (c_finish_omp_atomic): Pass new location to
16304 (c_finish_omp_for): Same.
16305 * c-common.c (overflow_warning): New argument.
16306 * c-common.h: New argument to build_modify_expr, overflow_warning.
16307 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16309 (c_parser_initializer): Pass location to
16310 default_function_array_conversion.
16311 (c_parser_initelt): Same.
16312 (c_parser_initval): Same.
16313 (c_parser_asm_operands): Same.
16314 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16315 (c_parser_conditional_expression): Same.
16316 (c_parser_binary_expression): Add location info to stack. Use it.
16317 (c_parser_unary_expression): Pass location to
16318 default_function_array_conversion, parser_build_unary_op,
16319 build_indirect_ref, c_parser_postfix_expression_after_primary.
16320 (c_parser_postfix_expression_after_primary): New location argument.
16322 (c_parser_expression_conv): Pass location to
16323 default_function_array_conversion.
16324 (c_parser_expr_list): Same.
16325 (c_parser_omp_atomic): Same.
16326 (c_parser_omp_for_loop): Same.
16327 * c-tree.h (struct c_declarator): Add comment to id_loc.
16328 (build_array_declarator): New argument.
16329 * c-decl.c (build_array_declarator): Add location argument.
16330 (grokdeclarator): Set id_loc for cdk_array.
16331 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16332 build_array_declarator.
16333 * tree.c (build_omp_clause): Add location argument.
16334 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16335 (OMP_CLAUSE_LOCATION): New macro.
16336 (struct tree_omp_clause): Add location field.
16337 (build_omp_clause): Add argument.
16338 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16340 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16341 (cp_parser_omp_clause_collapse): Same.
16342 (cp_parser_omp_clause_default): Same.
16343 (cp_parser_omp_clause_if): Same.
16344 (cp_parser_omp_clause_nowait): Same.
16345 (cp_parser_omp_clause_num_threads): Same.
16346 (cp_parser_omp_clause_ordered): Same.
16347 (cp_parser_omp_clause_schedule): Same.
16348 (cp_parser_omp_clause_untied): Same.
16349 (cp_parser_omp_for_loop): Same.
16350 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16351 * c-tree.h (c_start_case): Add location argument.
16352 (c_process_expr_stmt): Same.
16353 (c_finish_goto_*): Same.
16354 * tree-parloops.c (initialize_reductions): Pass location to
16356 (create_parallel_loop): Same.
16357 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16358 (gfc_trans_omp_reduction_list): Same.
16359 (gfc_trans_omp_clauses): Same.
16360 (gfc_trans_omp_do): Same.
16361 * c-typeck.c (c_finish_goto_label): Same.
16362 (c_finish_goto_ptr): New location argument.
16363 (c_start_case): Same.
16364 (emit_side_effect_warnings): Same.
16365 (c_process_expr_stmt): Same.
16366 (c_finish_stmt_expr): Same.
16367 (c_finish_omp_clauses): Use error_at instead of error.
16368 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16370 * c-omp.c (c_split_parallel_clauses): New location argument.
16371 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16372 to build_omp_clause.
16373 (convert_local_reference_stmt): Same.
16374 (convert_gimple_call): Same.
16375 * c-common.h (c_split_parallel_clauses): New argument.
16376 * c-parser.c (c_parser_statement_after_labels): Pass location to
16377 c_finish_goto_label.
16378 (c_parser_switch_statement): Pass location to c_start_case.
16379 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16380 and c_process_expr_stmt.
16381 (c_parser_omp_variable_list): Add location argument.
16382 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16383 (c_parser_omp_clause_default): Same.
16384 (c_parser_omp_clause_if): Same.
16385 (c_parser_omp_clause_num_threads): Same.
16386 (-c_parser_omp_clause_ordered): Same.
16387 (c_parser_omp_clause_reduction): Pass location to
16388 c_parser_omp_variable_list.
16389 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16390 (c_parser_omp_clause_untied): Same.
16391 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16392 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16394 * c-tree.h (check_for_loop_decls, undeclared_variable,
16395 build_component_ref, build_array_ref, build_external_ref,
16396 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16397 build_conditional_expr, build_compound_expr, c_cast_expr,
16398 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16399 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16401 * c-semantics.c (build_stmt): Same.
16402 (build_case_label): Same.
16403 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16404 (undeclared_variable): New argument.
16405 (make_label): Same.
16406 (lookup_label): Pass location on down.
16407 (define_label): Same.
16408 (finish_decl): Same.
16409 (build_compound_literal): Same.
16410 (finish_struct): Same.
16411 (finish_function): Do not set location here.
16412 (check_for_loop_decls): New argument.
16413 * tree.c (save_expr): Set location.
16414 (build_empty_stmt): New argument.
16415 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16416 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16417 * builtins.c (gimplify_va_arg_expr): Use locations.
16418 (expand_builtin_sync_operation): Same.
16419 * c-typeck.c (build_component_ref): New argument.
16420 (build_array_ref): Same.
16421 (build_external_ref): Same.
16422 (c_expr_sizeof_expr): Same.
16423 (c_expr_sizeof_type): Same.
16424 (parser_build_unary_op): Same.
16425 (build_conditional_expr): Same.
16426 (build_compound_expr): Pass location on down.
16427 (build_compound_expr): New argument.
16428 (build_c_cast): Same.
16429 (c_cast_expr): Same.
16430 (build_asm_expr): Same.
16431 (c_finish_return): Same.
16432 (c_process_expr_stmt): Pass location on down.
16433 (c_finish_stmt_expr): New argument.
16434 (push_clenaup): Same.
16435 (c_finish_omp_parallel): Same.
16436 (c_finish_omp_task): Same.
16437 * gimplify.c (gimplify_call_expr): Pass location on down.
16438 * c-omp.c (c_finish_omp_master): New argument.
16439 (c_finish_omp_critical): Same.
16440 (c_finish_omp_ordered): Same.
16441 (c_finish_omp_barrier): Same.
16442 (-c_finish_omp_taskwait): Same.
16443 (c_finish_omp_atomic): Same.
16444 (c_finish_omp_flush): Same.
16445 * tree-inline.c (copy_tree_body_r): Pass location on down.
16446 (inline_forbidden_p): Remove use of input_location.
16447 * c-gimplify.c (c_build_bind_expr): New argument.
16448 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16449 (c_sizeof_or_alignof_type): New argument.
16450 (c_alignof_expr): Same.
16451 (build_va_arg): Same.
16452 (c_add_case_label): Same.
16453 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16454 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16455 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16456 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16457 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16458 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16460 * stub-objc.c (objc_build_selector_expr): Same.
16461 (objc_build_throw_stmt): Same.
16462 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16463 (c_parser_initelt): Same.
16464 (c_parser_compound_statement): Same.
16465 (c_parser_compound_statement_nostart): Same.
16466 (c_parser_label): Same.
16467 (c_parser_statement_after_labels): Same.
16468 (c_parser_if_body): Same.
16469 (c_parser_else_body): Same.
16470 (c_parser_if_statement): Same.
16471 (c_parser_switch_statement): Same.
16472 (c_parser_while_statement): Same.
16473 (c_parser_do_statement): Same.
16474 (c_parser_for_statement): Same.
16475 (c_parser_asm_statement): Same.
16476 (c_parser_conditional_expression): Same.
16477 (c_parser_binary_expression): Same.
16478 (c_parser_cast_expression): Same.
16479 (c_parser_unary_expression): Same.
16480 (c_parser_sizeof_expression): Same.
16481 (c_parser_alignof_expression): Same.
16482 (c_parser_postfix_expression): Same.
16483 (c_parser_expression): Same.
16484 (c_parser_objc_receiver): Same.
16485 (c_parser_omp_variable_list): Same.
16486 (c_parser_omp_structured_block): Same.
16487 (c_parser_omp_atomic): New argument.
16488 (c_parser_omp_barrier): Same.
16489 (c_parser_omp_critical): Same.
16490 (c_parser_omp_flush): Pass location on down.
16491 (c_parser_omp_for_loop): New argument.
16492 (c_parser_omp_for): Same.
16493 (c_parser_omp_master): Same.
16494 (c_parser_omp_ordered): Same.
16495 (c_parser_omp_sections_scope): Same.
16496 (c_parser_omp_sections): Same.
16497 (c_parser_omp_parallel): Same.
16498 (c_parser_omp_single): Same.
16499 (c_parser_omp_task): Same.
16500 (c_parser_omp_taskwait): Pass location on down.
16501 (c_parser_omp_construct): Same.
16502 (c_parser_omp_threadprivate): Same.
16503 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16504 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16505 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16506 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16507 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16508 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16509 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16510 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16511 config/i386/i386.c, stmt.c:
16512 Add location argument to the following function definitions and/or
16513 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16514 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16515 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16516 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16517 do_case, c_finish_bc_stmt, build_compound_literal,
16518 build_function_call.
16519 * c-decl.c (build_compound_literal): Add location argument.
16520 Make all diagnostic calls use location.
16521 (start_struct): Same.
16522 (finish_struct): Same.
16523 (start_enum): Same.
16524 (build_enumerator): Same.
16525 (start_function): Same.
16526 (grokdeclarator): Make all diagnostic calls use location.
16527 (store_parm_decls_oldstyle): Same.
16528 * c-typeck.c (build_function_call): Add location argument.
16529 Make all diagnostic calls use location.
16531 (c_finish_bc_stmt): Same.
16532 * tree-nested.c (get_trampoline_type): Add argument.
16533 Pass location to build_decl.
16534 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16535 * rtl.h (RTL_LOCATION): New.
16536 * c-common.c (c_add_case_label): Add location argument.
16537 Make all diagnostic calls use location.
16538 * c-common.h: Add location argument to make_fname_decl, do_case,
16539 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16540 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16541 Set it appropriately for every case. Pass enum_loc to start_enum
16542 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16544 (c_parser_struct_or_union_specifier): Save location. Use it for
16545 start_struct, finish_struct, and parser_xref_tag.
16547 2009-06-12 Ian Lance Taylor <iant@google.com>
16549 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16551 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16552 cpp_opts->warn_cxx_operator_names.
16554 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16557 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16558 is returns NULL and OP is a VCE, look through the VCE.
16560 2009-06-12 Ian Lance Taylor <iant@google.com>
16563 * collect2.c (main): Use CONST_CAST2 in code inside #if
16564 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16566 2009-06-12 Joey Ye <joey.ye@intel.com>
16568 PR middle-end/39146
16569 * cfgexpand.c (get_decl_align_unit): Update
16570 max_used_stack_slot_alignment with align instead of
16571 stack_alignment_needed.
16573 * function.c (assign_stack_local_1): Update
16574 max_used_stack_slot_alignment with alignment_in_bits instead
16575 of stack_alignment_needed.
16576 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16579 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16581 * dwarf2out.c (last_var_location_insn): New variable.
16582 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16583 (dwarf2out_var_location): Don't record anything after last real
16584 insn. Only change labels if there were any real instructions
16585 in between last note and this one, or if changed sections.
16587 2009-06-11 Richard Henderson <rth@redhat.com>
16589 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16590 note when storing the frame pointer in a register.
16591 (FRP): Don't redefine to nothing for epilogue.
16592 (alpha_expand_epilogue): Mark register and sp restores.
16593 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16595 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16596 when gen_lowpart is needed.
16598 2009-06-11 Richard Henderson <rth@redhat.com>
16600 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16602 * dwarf2out.c (need_data_align_sf_opcode): New.
16603 (div_data_align): Move earlier.
16604 (def_cfa_1, reg_save): Use it.
16606 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16608 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16609 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16610 (ix86_handle_option): Handle OPT_mcrc32.
16611 (ix86_target_string): Add -mcrc32.
16612 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16614 * config/i386/i386.h (TARGET_CRC32): New.
16616 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16617 (sse4_2_crc32di): Likewise.
16619 * config/i386/i386.opt (mcrc32): New.
16621 * doc/invoke.texi: Document -mcrc32.
16623 2009-06-11 Richard Henderson <rth@redhat.com>
16625 * common.opt (gdwarf-): Accept a version number.
16626 * doc/invoke.texi (gdwarf-): Update docs.
16627 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16628 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16629 version level, and record it.
16631 * dwarf2.h (DW_CIE_VERSION): Remove.
16632 * dwarf2out.c (DWARF_VERSION): Remove.
16633 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16634 (output_call_frame_info): Use CIE version 3 for dwarf3,
16635 or if the return register column is out of range for version 1.
16636 (dwarf_stack_op_name): Add all dwarf3 values.
16637 (DEBUG_PUBTYPES_SECTION): New.
16638 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16639 encoding change for dwarf3.
16640 (output_die) [dw_val_class_die_ref]: Likewise.
16641 (output_compilation_unit_header): Emit correct version for dwarf3.
16642 (output_line_info): Likewise.
16643 (output_pubnames): Update for DWARF_VERSION removal.
16644 (output_aranges): Likewise.
16645 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16646 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16647 (dwarf2out_finish): Likewise.
16649 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16651 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16654 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16657 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16658 * builtins.c (expand_builtin_unreachable): New function.
16659 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16660 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16661 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16663 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16664 searching for missing barriers.
16666 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16668 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16669 when -fprofile-generate* was passed.
16670 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16672 2009-06-11 Anthony Green <green@moxielogic.com>
16674 * config/moxie/moxie.md: Define length attribute for all instructions.
16676 (*b<cond:code>): Support limited branch ranges for new PC-relative
16677 branch instructions.
16678 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16680 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16682 * config/i386/i386.c (min_insn_size): Use get_attr_length
16683 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16684 For __asm return 0.
16686 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16687 instead of emit_insn_before.
16689 2009-06-10 Ian Lance Taylor <iant@google.com>
16692 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16695 2009-06-10 Revital Eres <eres@il.ibm.com>
16697 * passes.c (init_optimization_passes): Reschedule
16698 predictive-commoning pass before complete unroll pass.
16700 2009-06-10 Martin Jambor <mjambor@suse.cz>
16702 * cgraph.c (cgraph_node_can_be_local_p): New function.
16703 (cgraph_make_node_local): New function.
16704 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16705 (cgraph_make_node_local): Declare.
16707 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16709 * tree.h (tree_base): Add packed_flag and user_align fields.
16710 Decrease size of spare field.
16711 (TYPE_USER_ALIGN): Use user_align from tree_base.
16712 (DECL_USER_ALIGN): Likewise.
16713 (TYPE_PACKED): Use packed_flag from tree_base.
16714 (DECL_PACKED): Likewise.
16715 (tree_type): Delete packed_flag and user_align fields. Widen
16716 precision field. Widen mode field and shuffle fields to align
16717 mode on an 8-bit boundary.
16718 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16719 Renumber decl_flag_* fields. Fix comments. Widen
16720 decl_common_unused field.
16721 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16722 (DECL_EXTERNAL): Likewise.
16723 (DECL_BIT_FIELD): Likewise.
16724 (DECL_NONADDRESSABLE_P): Likewise.
16725 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16726 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16728 2009-06-10 Ian Lance Taylor <iant@google.com>
16730 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16731 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16732 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16733 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16734 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16735 DEF_VEC_ALLOC_FUNC_P.
16736 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16737 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16738 DEF_VEC_ALLOC_FUNC_O.
16739 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16740 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16741 DEF_VEC_ALLOC_FUNC_I.
16742 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16743 (vec_stack_p_reserve_exact_1): Declare.
16744 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16745 (vec_stack_free): Declare.
16746 (VEC_stack_alloc): Define.
16747 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16748 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16749 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16750 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16752 (stack_vecs): New static variable.
16753 (vec_stack_p_reserve_exact_1): New function.
16754 (vec_stack_o_reserve_1): New static function.
16755 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16756 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16757 (vec_stack_free): New function.
16758 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16759 (VEC_df_ref_stack_alloc): Define.
16760 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16761 DEF_VEC_ALLOC_P_STACK.
16762 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16763 (struct df_collection_rec): Change _vec fields to VEC. Remove
16765 (df_free_collection_rec): Adjust for new fields.
16766 (df_insn_rescan): Use new df_collection_rec fields.
16767 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16768 (df_ref_create_structure, df_ref_record): Likewise.
16769 (df_get_conditional_uses, df_get_call_refs): Likewise.
16770 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16771 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16772 (df_record_exit_block_uses, df_bb_verify): Likewise.
16773 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16774 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16775 Remove count parameter. Change return type to void. Change all
16777 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16778 Remove count parameter. Change return type to void. Change all
16780 (df_install_refs): Change old_vec parameter to VEC. Remove count
16781 parameter. Change all callers.
16782 (df_install_mws): Change old_vec parameter to VEC. Remove count
16783 parameter. Change all callers.
16784 (df_refs_verify): Change new_rec parameter to VEC. Change call
16786 (df_mws_verify): Likewise.
16788 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16790 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16792 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16794 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16796 2009-06-10 Anthony Green <green@moxielogic.com>
16798 * config/moxie/crti.asm: New file.
16799 * config/moxie/crtn.asm: New file.
16800 * config/moxie/moxie.c: New file.
16801 * config/moxie/moxie.h: New file.
16802 * config/moxie/sfp-machine.h: New file.
16803 * config/moxie/moxie-protos.h: New file.
16804 * config/moxie/t-moxie: Created.
16805 * config/moxie/t-moxie-softfp: Created.
16806 * config/moxie/moxie.md: Created.
16807 * config/moxie/constraints.md: Created.
16808 * config.gcc: Add moxie support.
16809 * doc/md.texi (Machine Constraints): Add moxie constraints.
16810 * doc/contrib.texi (Contributors): Mention moxie port.
16811 * doc/install.texi (Specific): Mention the moxie port.
16813 2009-06-09 Ian Lance Taylor <iant@google.com>
16815 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16816 compiling with C++.
16817 * optabs.c (optab_table): Only use designated initializers if
16818 HAVE_DESIGNATED_INITIALIZERS is defined.
16819 (convert_optab_table): Likewise.
16820 (init_optabs): Always call init_insn_codes if
16821 HAVE_DESIGNATED_INITIALIZERS is not defined.
16823 2009-06-09 Ian Lance Taylor <iant@google.com>
16825 * targhooks.c (default_builtin_vectorized_function): Change fn
16826 parameter to unsigned int.
16827 (default_builtin_vectorized_conversion): Change code parameter to
16829 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16830 * targhooks.h: Update declarations.
16831 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16832 parameter to unsigned int.
16834 * c-typeck.c (comptypes_check_enum_int): New static function.
16835 (comptypes_internal): Add enum_and_int_p parameter. Change all
16837 (comp_target_types): Add location parameter. Change all callers.
16838 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16839 Change all callers.
16840 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16841 (build_conditional_expr): Add colon_loc parameter. Change all
16843 (convert_for_assignment): Add location parameter. Change all callers.
16844 * c-parser.c (c_parser_conditional_expression): Pass location of
16845 colon to build_conditional_expr.
16846 * c-tree.h (build_conditional_expr): Update declaration.
16848 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16850 * graphite.c: Revert previous patch.
16852 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16855 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16857 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16859 * tree-ssa-loop-prefetch.c
16860 (loop_prefetch_arrays): Fixed a portability problem in printf format
16863 2009-06-09 Martin Jambor <mjambor@suse.cz>
16865 PR tree-optimization/40351
16866 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16867 refrence to a potential artifical subaccess can be constructed.
16869 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16871 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16872 (sh_override_options): Likewise.
16873 * config/sh/sh.c: Include params.h.
16874 (sh_optimization_options): New.
16875 (sh_override_options): Likewise.
16876 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16877 (OVERRIDE_OPTIONS): Use sh_override_options.
16879 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16881 * dwarf2out.c (emit_cfa_remember): New variable.
16882 (add_fde_cfi): If emit_cfa_remember, recurse to add
16883 DW_CFA_remember_state first.
16884 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16885 instead just set emit_cfa_remember.
16887 2009-06-08 Jan Hubicka <jh@suse.cz>
16890 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16892 2009-06-08 Jan Hubicka <jh@suse.cz>
16894 PR middle-end/39834
16895 * cgraphunit.c (save_inline_function_body): Do not copy transform
16896 hooks for saved inline bodies.
16897 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16898 for given function.
16900 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16902 * jump.c (returnjump_p): Handle delayed branches. Add missing
16905 2009-06-08 Jan Hubicka <jh@suse.cz>
16907 PR middle-end/40102
16908 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16909 original node might've been modified.
16910 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16912 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16914 * tree-object-size.c (addr_object_size): Add OSI argument.
16915 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16916 (compute_builtin_object_size, expr_object_size): Adjust callers.
16917 (plus_stmt_object_size): Call addr_object_size instead of
16918 compute_builtin_object_size.
16920 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16921 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16923 * tree-ssa-loop-prefetch.c
16924 (gather_memory_references): Introduced a counter for the number of
16926 (anything_to_prefetch_p): Introduced a counter for the number of
16928 (is_loop_prefetching_profitable): New function with a cost model
16930 (loop_prefetch_arrays): Use the new cost model to determine if
16931 prefetching is profitable.
16932 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16933 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16934 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16935 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16936 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16937 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16939 2009-06-08 Michael Matz <matz@suse.de>
16942 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16943 partitions use the same.
16944 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16945 for basevars of SSA_NAMEs.
16946 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16947 to not expand them twice.
16948 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16951 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16953 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16954 (fdump-final-insns=, gtoggle): New.
16955 * doc/invoke.texi: Document them.
16956 * final.c (rest_of_clean_state): Dump final insn stream.
16957 * gcc.c (invoke_as): Hook in -fcompare-debug.
16958 (static_spec_functions): Add compare-debug-dump-opt,
16959 compare-debug-self-opt and compare-debug-auxbase-opt.
16960 (compare_debug, compare_debug_second, compare_debug_opt): New.
16961 (switches_debug_check, n_switches_debug_check): New.
16962 (debug_auxbase_opt, debug_check_temp_file): New.
16963 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16965 (do_self_spec): Handle arguments after switches.
16966 (do_spec_1): Add .gk extension to temp file basenames for compare.
16967 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16968 (cc1_options): Use it instead of normal auxbase computation for
16969 the second compare-debug compilation.
16970 (compare_files): New.
16971 (main): Set up and implement compare debug mode.
16972 (compare_debug_dump_opt_spec_function): New.
16973 (compare_debug_self_opt_spec_function): New.
16974 (compare_debug_auxbase_opt_spec_function): New.
16975 * toplev.c (process_options): Handle flag_gtoggle,
16976 flag_dump_final_insns.
16977 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16978 during -fcompare-debug-second compilation.
16980 2009-06-07 Ian Lance Taylor <iant@google.com>
16982 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16983 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16985 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16986 with no default node. Change warning with %H to warning_at.
16987 Don't clear warn_switch around case checking.
16988 * doc/invoke.texi (Warning Options): Clarify distinction between
16989 -Wswitch and -Wswitch-enum.
16991 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16993 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16995 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16997 * gbl-ctors.h: Add header guard.
16999 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17001 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17002 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17003 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17004 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17005 prototypes for removed functions.
17006 (expressions_equal_p): Move to ...
17007 * tree-ssa-sccvn.h: ... here and ...
17008 * matrix-reorg.c: ... adjust includes.
17010 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17012 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17014 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17016 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17017 (finish_function): Remove erroneous whitespace.
17019 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17021 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17022 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17024 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17026 * errors.c (internal_error): Commentary typo fix.
17027 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17028 * tree-ssa-pre.c: Ditto.
17030 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17032 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17033 them is supposed to hold actual statements.
17035 2009-06-06 Ian Lance Taylor <iant@google.com>
17037 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17038 empty statements can now have attributes.
17040 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17042 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17043 * config/mips/mips.md: Ditto.
17045 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17047 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17049 (__eabi_uconvert): Likewise.
17051 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17053 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17054 CFI_* definitions with IN_GCC.
17056 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17058 * xcoffout.h (xcoffout_source_line): Update prototype.
17060 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17062 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17063 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17065 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17067 PR middle-end/40340
17068 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17069 inlined_function_outer_scope_p blocks for artificial inlines
17071 * tree.c (tree_nonartificial_location): Rewrite using
17072 block_nonartificial_location.
17074 2009-06-05 Revital Eres <eres@il.ibm.com>
17075 Leehod Baruch <leehod@il.ibm.com>
17077 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17078 (expand_expr_real_1): Remove comment.
17079 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17080 Vectorize misaligned access when the target supports it.
17081 (vect_supportable_dr_alignment): Check for unaligned access support.
17082 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17085 2009-06-05 Julian Brown <julian@codesourcery.com>
17087 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17088 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17090 2009-06-05 Richard Guenther <rguenther@suse.de>
17093 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17094 as possibly unused.
17096 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17098 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17099 (save_gprs): Don't tell unwinder when a global register is saved.
17100 (s390_emit_epilogue): Emit needed epilogue unwind info.
17102 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17104 * dwarf2out.c (deferred_asm_name): New.
17105 (add_name_and_src_coords_attributes): Defer creation of
17106 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17108 (move_linkage_attr): New.
17109 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17112 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17114 * tree-nested.c (finalize_nesting_tree_1): Declare the
17115 frame_decl in the binding tree.
17117 2009-06-04 Cary Coutant <ccoutant@google.com>
17119 * basic-block.h (struct basic_block_def): Add discriminator field.
17120 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17122 * debug.c (do_nothing_debug_hooks): Add additional entry.
17123 (debug_nothing_int_charstar_int): New function.
17124 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17125 (debug_nothing_int_charstar_int): New declaration.
17126 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17127 discriminator value in .loc directive.
17128 * final.c (last_discriminator): New variable.
17129 (discriminator): New variable.
17130 (final_start_function): Initialize above variables, pass current
17131 discriminator to debug hook.
17132 (notice_source_line): Check for discriminator change.
17133 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17134 * sdbout.c (sdbout_source_line): New parameter.
17135 * tree-cfg.c (struct locus_discrim_map): New structure type.
17136 (discriminator_per_locus): New hash table.
17137 (build_gimple_cfg): Allocate and free discriminator hash table.
17138 (make_edges): Call assign_discriminator.
17139 (locus_map_hash): New function.
17140 (locus_map_eq): New function.
17141 (next_discriminator_for_locus): New function.
17142 (same_line_p): New function.
17143 (assign_discriminator): New function.
17144 (make_cond_expr_edges): Call assign_discriminator.
17145 (make_gimple_switch_edges): Likewise.
17146 (first_non_label_stmt): New function.
17147 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17149 * xcoffout.c (xcoffout_source_line): Add new parameter.
17151 * configure.ac (gcc_cv_as_discriminator): New configury check for
17152 gas support for discriminator.
17153 * configure: Regenerate.
17154 * config.in: Regenerate.
17156 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17158 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17159 val after checking for integers.
17161 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17163 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17165 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17166 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17167 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17168 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17169 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17170 X64_SSE_REGPARM_MAX.
17171 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17172 X64_SSE_REGPARM_MAX.
17174 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17176 * gcc.c (report_times_to_file): New.
17177 (execute): Implement it.
17178 (process_command): Support -time=.
17179 * doc/invoke.texi: Document it.
17181 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17183 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17184 that have value exprs.
17186 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17188 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17189 declarations for constants until...
17190 (dw2_output_indirect_constant_1): ... this point.
17192 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17195 * arm.md (arm_addsi3): Don't try to split an add with an
17196 eliminable register until after reload has completed.
17198 2009-06-03 Ian Lance Taylor <iant@google.com>
17200 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17201 * genattrtab.c (write_length_unit_log): Likewise.
17202 * genchecksum.c (dosum): Likewise.
17203 * gengtype.c (write_rtx_next): Likewise.
17204 (finish_root_table, write_roots): Likewise.
17205 * gimple.c (gimple_ops_offset_): Likewise.
17206 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17207 * config/arc/arc.c (arc_attribute_table): Likewise.
17208 * config/arm/arm.c (arm_attribute_table): Likewise.
17209 * config/avr/avr.c (avr_attribute_table): Likewise.
17210 * config/crx/crx.c (crx_attribute_table): Likewise.
17211 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17212 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17213 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17214 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17215 * config/sh/sh.c (sh_attribute_table): Likewise.
17216 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17217 * config/spu/spu.c (spu_attribute_table): Likewise.
17218 * config/v850/v850.c (v850_attribute_table): Likewise.
17220 * config/alpha/alpha.c (vms_attribute_table): Make static.
17221 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17222 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17223 * config/mips/mips.c (mips_attribute_table): Likewise.
17225 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17227 (cc1-checksum.o): Likewise.
17229 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17231 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17233 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17235 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17236 insn if it is changing sp. Use gen_add3_insn instead of
17237 conditionally gen_addsi3 and gen_adddi3.
17238 (offset_below_red_zone_p): New static inline function.
17239 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17240 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17241 * config/rs6000/ppc-asm.h: Include auto-host.h.
17242 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17243 CFI_RESTORE): Define.
17244 * config/rs6000/crtresxgpr.asm: Add unwind info.
17245 * config/rs6000/crtresxfpr.asm: Likewise.
17246 * config/rs6000/crtresgpr.asm: Likewise.
17247 * config/rs6000/crtresfpr.asm: Likewise.
17248 * config/rs6000/crtsavgpr.asm: Likewise.
17249 * config/rs6000/crtsavfpr.asm: Likewise.
17251 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17252 argument of DWARF2_FRAME_REG_OUT macros.
17254 2009-06-03 Julian Brown <julian@codesourcery.com>
17256 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17257 words or less (including TImode) in core registers.
17259 2009-06-03 Richard Guenther <rguenther@suse.de>
17261 PR middle-end/40328
17262 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17264 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17266 * statistics.c (statistics_counter_event): Do not record event
17267 in pass dump if its number == -1.
17268 (curr_statistics_hash): Add assert that we never get passes
17269 with static number == -1.
17271 2009-06-03 Richard Guenther <rguenther@suse.de>
17272 Andrey Belevantsev <abel@ispras.ru>
17274 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17275 non-BLKmode arrays addressable.
17277 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17279 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17280 * config/m68k/m68k.h: ... here.
17282 2009-06-03 Martin Jambor <mjambor@suse.cz>
17284 PR tree-optimization/40323
17285 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17288 2009-06-03 Richard Guenther <rguenther@suse.de>
17290 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17293 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17295 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17296 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17297 JUMP_TABLE_DATA_P where applicable.
17298 * config/sh/sh.c: Ditto.
17299 * config/sh/sh.h: Ditto.
17300 * config/sh/sh.md: Ditto.
17301 * config/sh/symbian.c: Ditto.
17303 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17305 * config/i386/driver-i386.c (describe_cache): Optimize
17306 concatenation of strings. Use snprintf instead of sprintf.
17307 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17308 target when not compiling with GCC.
17310 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17312 * config/sh/sh.c: Revert last change.
17313 (sh_expand_epilogue): Emit a blockage insn before the frame
17314 pointer adjustment unconditionally.
17316 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17318 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17319 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17320 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17321 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17322 to COLLECT_GCC_OPTIONS.
17324 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17326 * collect2.c (target_system_root): New variable.
17327 (main): Handle --sysroot=.
17328 (ignore_library): Strip the sysroot from the library path.
17330 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17332 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17333 (collect2.o): Depend on collect2-aix.h.
17334 (collect2-aix.o): New rule.
17335 * collect2-aix.h: New file.
17336 * collect2-aix.c: Likewise.
17337 * collect2.c: Include collect2-aix.h. Don't undefine
17338 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17339 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17340 Use TARGET_AIX_VERSION instead of _AIX51.
17341 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17342 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17343 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17344 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17345 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17347 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17349 * collect2.c (ignore_library): Avoid premature post-increment
17350 and null deference.
17352 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17354 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17355 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17356 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17357 CROSS_DIRECTORY_STRUCTURE too.
17358 (LINK_LIBG_SPEC): Likewise.
17359 (LIB_SPEC): Add %R to sysroot paths.
17360 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17361 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17362 * config/rs6000/aix51.h: As for aix43.h.
17363 * config/rs6000/aix52.h: Likewise.
17364 * config/rs6000/aix53.h: Likewise.
17365 * config/rs6000/aix61.h: Likewise.
17366 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17367 to the beginning of sysroot paths.
17369 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17371 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17372 INSN_LISTs that are out of the REG_NOTE range.
17374 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17376 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17377 (struct var_to_expand): Likewise.
17378 (struct opt_info): Add head and tail for linked lists of the above.
17379 (analyze_insn_to_expand_var): Initialize next.
17380 (analyze_iv_to_split_insn): Likewise.
17381 (analyze_insns_in_loop): Create linked lists.
17382 (allocate_basic_variable): Simplify for use without hash table.
17383 (insert_var_expansion_initialization): Likewise, make it type-safer.
17384 (combine_var_copies_in_loop_exit): Likewise.
17385 (apply_opt_in_copies): Walk lists rather than hash tables.
17386 (release_var_copies): Simplified and inlined by hand into...
17387 (free_opt_info): ... this function.
17389 2009-06-02 Richard Guenther <rguenther@suse.de>
17391 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17394 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17396 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17397 only for builtins that are not overridden.
17399 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17401 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17404 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17406 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17408 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17410 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17412 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17414 * common.opt (fdump-unnumbered-links): New.
17415 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17416 * print-rtl.c (flag_dump_unnumbered_links): New.
17417 (print_rtx): Test it.
17419 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17421 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17422 push/pop multiple to 8-byte alignment.
17424 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17426 * config/i386/i386.c (queued_cfa_restores): New static variable.
17427 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17429 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17430 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17431 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17432 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17433 note unconditionally.
17434 (ix86_emit_restore_regs_using_mov): Likewise.
17435 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17436 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17437 it through to ix86_emit_restore_reg_using_pop.
17438 (ix86_emit_leave): Add RED_OFFSET argument. Call
17439 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17440 instead of adding REG_CFA_OFFSET note unconditionally.
17441 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17442 the above functions. Call ix86_add_queued_cfa_restore_notes when
17445 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17446 force output of the label even for dwarf2out_do_cfi_asm.
17447 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17448 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17449 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17451 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17452 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17453 dwarf2out_cfi_label callers.
17454 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17455 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17456 Adjust dwarf2out_cfi_label callers.
17457 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17459 * config/i386/i386.h (struct machine_cfa_state,
17460 struct machine_function): Guard with ifndef USED_FOR_TARGET
17461 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17464 * emutls.c (__emutls_get_address): Change arr->size to mean number
17465 of allocated arr->data entries instead of # of slots + 1.
17467 PR middle-end/40316
17468 * recog.c (peep2_reinit_state): New function.
17469 (peephole2_init_state): Use it at the end of a basic block and also
17470 when seeing a RTX_FRAME_RELATED_P insn.
17472 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17474 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17475 fixuns_truncrfdi2): New.
17476 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17477 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17478 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17479 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17480 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17481 *recip_approx): Remove.
17482 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17483 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17484 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17486 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17489 2009-06-01 Ian Lance Taylor <iant@google.com>
17491 * attribs.c (register_attribute): Use CONST_CAST.
17492 * collect2.c (main): Use CONST_CAST2.
17493 (scan_prog_file): Likewise.
17494 * gcc.c (process_command, main): Likewise.
17495 * toplev.c (toplev_main): Likewise.
17497 * c-typeck.c (handle_warn_cast_qual): New static function,
17498 partially broken out of build_c_cast.
17499 (build_c_cast): Call handle_warn_cast_qual.
17500 * doc/invoke.texi (Warning Options): Document new effect of
17503 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17505 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17506 (diagnostic_report_current_module): Print columns.
17507 * common.opt (flag_show_column): Enable by default.
17509 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17511 * alias.c (find_base_term): Check for NULL term before returning.
17513 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17515 Revert due to PR40320:
17516 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17517 * calls.c (emit_library_call_value_1): Don't force_operand for move
17520 2009-06-01 Olivier Hainque <hainque@adacore.com>
17521 Eric Botcazou <ebotcazou@adacore.com>
17523 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17524 to be processed as a bitfield for constructor output purposes.
17525 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17527 * varasm.c (oc_local_state): New type, output_constructor
17528 local state to support communication with helpers.
17529 (oc_outer_state): New type, output_constructor outer state of
17530 relevance in recursive calls.
17531 (output_constructor_array_range): New output_constructor helper,
17532 extracted code for an array range element.
17533 (output_constructor_regular_field): New output_constructor helper,
17534 extracted code for an element that is not a bitfield.
17535 (output_constructor_bitfield): New output_constructor helper,
17536 extracted code for a bitfield element. Accept an OUTER state
17537 argument for recursive processing. Recurse on record or array
17538 CONSTRUCTOR values, possibly past noop conversions.
17539 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17540 VALUE is a valid constant-valued expression for use in a static
17541 bit-field initializer.
17542 (output_constructor): Rework to use helpers. Accept and honor an
17543 OUTER state argument for recursive calls. Return total size. Be
17544 prepared for nested constructors initializing bitfields.
17545 (output_constant): Feed OUTER in calls to output_constructor.
17547 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17549 * calls.c (emit_library_call_value_1): Don't force_operand for move
17552 2009-06-01 Nick Clifton <nickc@redhat.com>
17554 * doc/invoke.texi (IA-64 Options): Fix typo.
17556 2009-06-01 Ira Rosen <irar@il.ibm.com>
17558 PR tree-optimization/39129
17559 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17561 (vect_do_peeling_for_loop_bound): Use
17562 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17563 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17564 (vect_loop_versioning): Likewise.
17565 (vect_create_cond_for_alias_checks): Fix indentation.
17566 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17568 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17569 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17570 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17571 "control flow in loop".
17572 (vect_estimate_min_profitable_iters): Use
17573 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17574 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17575 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17576 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17577 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17578 statement belongs to a group of strided accesses with the exact code
17580 (vectorizable_load): Likewise.
17581 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17582 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17584 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17586 * config/freebsd-stdint.h: New file.
17587 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17588 Add freebsd-stdint.h to tm_file.
17590 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17592 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17593 (thumb2_extendhidi2): Likewise.
17595 2009-05-31 Ian Lance Taylor <iant@google.com>
17597 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17599 2009-05-31 Ian Lance Taylor <iant@google.com>
17601 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17602 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17603 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17605 2009-05-31 Jason Merrill <jason@redhat.com>
17607 * tree-pretty-print.c (print_call_name): Take the callee, not the
17608 call itself. Make non-static. Use dump_function_name for functions.
17609 (dump_generic_node): Adjust.
17610 * diagnostic.h: Declare print_call_name.
17611 * gimple-pretty-print.c (dump_gimple_call): Use it.
17613 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17615 * config/sh/sh.md (ashldi3_std): New define_expand.
17618 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17621 * config/sh/sh.c: Include debug.h.
17622 (sh_expand_epilogue): Emit a blockage insn before the frame
17623 pointer adjustment also when dwarf2out_do_frame returns true.
17625 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17627 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17628 (thumb2_extendqidi2): New pattern.
17630 2009-05-31 Ira Rosen <irar@il.ibm.com>
17632 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17633 mark phis for renaming.
17634 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17635 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17636 Call mark_sym_for_renaming.
17637 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17638 * tree-vect-loop.c (vect_transform_loop): Remove
17639 vect_memsyms_to_rename initialization and a call to
17640 mark_set_for_renaming.
17642 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17644 PR middle-end/40304
17645 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17646 frame related even if !set_cfa && style < 0.
17648 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17650 * config/i386/mingw-tls.c: New file.
17651 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17652 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17653 defining _WIN32 but not __CYGWIN__.
17655 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17657 * configure.ac: Add MPC support.
17659 * config.in, configure: Regenerate.
17661 2009-05-29 Richard Henderson <rth@redhat.com>
17663 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17664 NOTE_INSN_BASIC_BLOCK.
17665 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17666 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17667 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17669 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17671 (add_cfi): Disable check redefining cfa away from drap.
17672 (lookup_cfa_1): Add remember argument; handle remember/restore.
17673 (lookup_cfa): Pass remember argument.
17674 (cfa_remember): New.
17675 (compute_barrier_args_size_1): Remove sibcall check.
17676 (dwarf2out_frame_debug_def_cfa): New.
17677 (dwarf2out_frame_debug_adjust_cfa): New.
17678 (dwarf2out_frame_debug_cfa_offset): New.
17679 (dwarf2out_frame_debug_cfa_register): New.
17680 (dwarf2out_frame_debug_cfa_restore): New.
17681 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17682 (dwarf2out_begin_epilogue): New.
17683 (dwarf2out_frame_debug_restore_state): New.
17684 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17685 DW_CFA_restore_state.
17686 (output_cfi_directive): Likewise.
17687 (convert_cfa_to_fb_loc_list): Likewise.
17688 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17689 * dwarf2out.h: Update.
17690 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17691 (copy_insn_1): Early out for null.
17692 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17693 and dwarf2out_frame_debug_restore_state.
17694 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17695 (prologue_insn_hash, epilogue_insn_hash): New.
17696 (free_after_compilation): Adjust freeing accordingly.
17697 (record_insns): Create hash table if needed; push insns into
17698 hash instead of array.
17699 (maybe_copy_epilogue_insn): New.
17700 (contains): Search hash table instead of array.
17701 (sibcall_epilogue_contains): Remove.
17702 (thread_prologue_and_epilogue_insns): Split eh_return insns
17703 and mark them as epilogues.
17704 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17705 scanning in terms of basic blocks.
17706 * insn-notes.def (CFA_RESTORE_STATE): New.
17707 * jump.c (returnjump_p_1): Accept EH_RETURN.
17708 (eh_returnjump_p_1, eh_returnjump_p): New.
17709 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17710 CFA_REGISTER, CFA_RESTORE): New.
17711 * rtl.def (EH_RETURN): New.
17712 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17714 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17715 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17717 * config/i386/i386.c (gen_push): Update cfa state.
17718 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17719 add a CFA_ADJUST_CFA note.
17720 (ix86_dwarf_handle_frame_unspec): Remove.
17721 (ix86_expand_prologue): Update cfa state.
17722 (ix86_emit_restore_reg_using_pop): New.
17723 (ix86_emit_restore_regs_using_pop): New.
17724 (ix86_emit_leave): New.
17725 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17726 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17727 * config/i386/i386.h (struct machine_cfa_state): New.
17728 (ix86_cfa_state): New.
17729 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17730 (eh_return_internal): Merge from eh_return_<mode>,
17731 use eh_return rtx, split w/ epilogue.
17733 2009-05-29 Ian Lance Taylor <iant@google.com>
17735 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17737 * calls.c (emit_library_call_value_1): Likewise.
17739 * c-typeck.c (c_build_va_arg): New function.
17740 * c-tree.h (c_build_va_arg): Declare.
17741 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17742 instead of build_va_arg.
17744 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17746 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17747 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17748 (ptr_difference_cost): Use affine combinations to compute it.
17749 (difference_cost): Likewise.
17750 (get_computation_cost_at): Compute more accurate cost for addresses
17751 if the ratio is a multiplier allowed in addresses.
17752 For non-addresses, consider that an additional offset or symbol is
17755 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17757 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17758 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17760 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17761 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17762 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17764 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17765 to 1 for TYPE_SSE{IADD1,CVT1}.
17766 (prefix_vex_imm8): Removed.
17767 (length_vex): Only pass 1 as second argument to
17768 ix86_attr_length_vex_default if prefix_extra is 0.
17769 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17770 (length): For prefix vex computation use length_immediate
17771 attribute instead of prefix_vex_imm8.
17772 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17773 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17774 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17775 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17776 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17777 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17778 a space in between the operands.
17779 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17780 if one operand is 0xff and the other one si, di, bp or sp.
17781 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17782 other one si, di, bp or sp.
17783 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17784 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17785 type and mode attributes.
17786 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17787 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17788 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17789 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17790 prefix_data16 attribute iff MODE_DF.
17791 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17792 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17793 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17794 constm128_operand in length_immediate computation.
17795 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17796 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17797 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17798 length_immediate attribute to 1.
17799 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17800 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17801 for certain alternatives.
17802 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17803 prefix_data16 attribute if MODE_V1DF.
17804 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17805 length_immediate to 1.
17806 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17807 length_address to 4, set mode attribute to MODE_DI.
17808 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17809 (fxam<mode>2_i387): Set length attribute to 4.
17810 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17811 *prefetch_3dnow_rex): Override length_address attribute.
17812 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17814 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17815 (constm128_operand): Removed.
17816 * config/i386/i386.c (memory_address_length): For
17817 disp && !index && !base in 64-bit mode account for SIB byte if
17818 print_operand_address can't optimize disp32 into disp32(%rip)
17819 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17820 for fs: or gs: segment.
17821 (ix86_attr_length_immediate_default): When checking if shortform
17822 is possible, truncate immediate to the length of the non-shortened
17824 (ix86_attr_length_address_default): Ignore MEM_P operands
17826 (ix86_attr_length_vex_default): Only check for DImode on
17827 GENERAL_REG_P operands.
17828 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17829 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17830 (sse_cvttps2pi): Clear prefix_rep attribute.
17831 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17833 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17834 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17835 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17836 iff operand 2 is const_int_operand.
17837 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17838 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17839 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17841 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17843 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17844 prefix_data16 attribute for movlpd and movhpd instructions.
17845 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17846 length_immediate for shufpd instruction.
17847 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17848 (avx_cmpp<avxmodesuffixf2c><mode>3,
17849 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17850 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17851 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17852 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17853 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17854 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17855 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17856 prefix_data16 attribute for the first alternative to 1.
17857 (*avx_loadlps): Override length_immediate for the first alternative.
17858 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17859 attributes for second alternative.
17860 (*vec_concatv2sf_sse4_1): Override length_immediate and
17861 prefix_data16 attributes for second alternative.
17862 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17863 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17864 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17865 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17866 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17867 prefix_data16 and length_immediate to 1.
17868 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17870 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17871 prefix_extra attribute for variants that don't have 0f prefix alone.
17872 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17873 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17874 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17875 *sse4_1_pextrd): Set length_immediate to 1.
17876 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17877 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17879 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17880 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17881 length_immediate to 1 for second alternative.
17882 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17883 prefix_extra and length_immediate attributes for the first
17885 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17887 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17888 to 1 for the first and third alternative.
17889 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17891 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17893 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17895 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17896 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17897 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17898 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17899 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17900 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17901 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17902 ssse3_psign<mode>3): Override prefix_rex attribute.
17903 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17904 (ssse3_palignrti): Override length_immediate to 1.
17905 (ssse3_palignrdi): Override length_immediate to 1, override
17906 prefix_rex attribute.
17907 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17908 (sse4a_extrqi): Override length_immediate to 2.
17909 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17910 (sse4a_insertq): Override prefix_data16 to 0.
17911 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17912 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17913 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17914 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17915 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17916 and length_immediate to 1.
17917 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17918 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17919 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17920 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17921 and length_immediate to 1.
17922 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17923 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17924 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17925 avx_ptest256): Override prefix_extra to 1.
17926 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17927 Override prefix_data16 and length_immediate to 1.
17928 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17929 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17930 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17931 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17932 prefix_data16 to 0 and prefix_extra to 2.
17933 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17934 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17936 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17937 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17938 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17939 and prefix_extra to 2.
17940 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17941 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17942 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17943 avx_vpermilvar<mode>3,
17944 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17945 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17946 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17947 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17948 Override prefix_extra to 1.
17949 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17950 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17951 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17952 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17953 prefix_extra and length_immediate to 1.
17954 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17956 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17957 to 1 for the first alternative.
17958 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17959 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17961 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17962 *movv2sf_internal_avx, *movv2sf_internal): Override
17963 prefix_rep attribute for certain alternatives.
17964 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17965 attributes for certain alternatives.
17966 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17967 attributes for certain alternatives.
17968 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17969 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17970 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17971 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17972 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17973 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17974 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17975 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17976 length_immediate to 1 if operand 2 is const_int_operand.
17977 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17978 *vec_extractv2si_1): Set length_immediate attribute to 1.
17979 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17980 using old 3DNOW insn rather than SSE/3DNOW_A.
17981 (mmx_emms, mmx_femms): Clear modrm attribute.
17983 2009-05-29 Martin Jambor <mjambor@suse.cz>
17985 * tree-sra.c: New implementation of SRA.
17987 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17988 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17989 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17990 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17991 (SRA_MAX_STRUCTURE_COUNT): Removed.
17992 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17993 * doc/invoke.texi (sra-max-structure-size): Removed.
17994 (sra-field-structure-ratio): Removed.
17996 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17998 PR middle-end/40291
17999 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18002 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18004 PR rtl-optimization/40101
18005 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18006 seqno. Adjust comment.
18007 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18008 inserting bookkeeping before a jump, the jump is not scheduled.
18009 When no positive seqno found, provide a value. Add comment.
18011 2009-05-29 Richard Guenther <rguenther@suse.de>
18013 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18014 short-cutting on the first component.
18016 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18018 PR middle-end/39958
18019 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18020 for trees other than decls/types.
18022 2009-05-29 Richard Guenther <rguenther@suse.de>
18024 * tree-ssa-operands.c (get_expr_operands): Do not handle
18025 INDIRECT_REFs in the handled-component case. Remove
18026 unused get_ref_base_and_extent case.
18027 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18028 tree_low_cst and host_integerp where possible.
18029 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18030 codes for equivalence.
18031 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18033 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18035 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18036 to tmake_file for i[34567]86-*-cygwin*.
18038 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18041 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18042 (altivec_categorize_keyword, init_vector_keywords,
18043 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18046 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18048 * tree.c (handle_dll_attribute): Check if node is
18049 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18051 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18053 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18055 (thumb2_zero_extendqidi2): Likewise.
18057 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18059 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18060 instead of gen_movrt.
18061 * config/sh/sh.md (movrt): Remove.
18063 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18065 * doc/invoke.texi (IA-64 Options):
18066 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18067 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18068 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18069 -msched-prefer-non-control-spec-insns,
18070 -msched-stop-bits-after-every-cycle,
18071 -msched-count-spec-in-critical-path,
18072 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18073 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18074 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18075 and -msched-spec-verbose.
18077 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18079 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18080 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18082 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18084 2009-05-28 Richard Guenther <rguenther@suse.de>
18086 * tree-ssa-alias.c (ao_ref_init): New function.
18087 (ao_ref_base): Likewise.
18088 (ao_ref_base_alias_set): Likewise.
18089 (ao_ref_alias_set): Likewise.
18090 (refs_may_alias_p_1): Change signature.
18091 (refs_may_alias_p): Adjust.
18092 (refs_anti_dependent_p): Likewise.
18093 (refs_output_dependent_p): Likewise.
18094 (call_may_clobber_ref_p_1): Change signature.
18095 (call_may_clobber_ref_p): Adjust.
18096 (stmt_may_clobber_ref_p_1): New function split out from ...
18097 (stmt_may_clobber_ref_p): ... here.
18098 (maybe_skip_until): Adjust signature.
18099 (get_continuation_for_phi): Likewise.
18100 (walk_non_aliased_vuses): Likewise.
18101 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18102 (ao_ref_init): Declare.
18103 (ao_ref_base): Likewise.
18104 (ao_ref_alias_set): Likewise.
18105 (stmt_may_clobber_ref_p_1): Likewise.
18106 (walk_non_aliased_vuses): Adjust.
18107 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18108 (get_ref_from_reference_ops): remove.
18109 (vn_reference_lookup_2): Adjust signature.
18110 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18111 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18112 (vn_reference_lookup): Adjust.
18113 (vn_reference_insert): Likewise.
18114 (vn_reference_insert_pieces): Adjust signature.
18115 (visit_reference_op_call): Adjust.
18116 * tree-ssa-pre.c (get_expr_type): Simplify.
18117 (phi_translate_1): Adjust.
18118 (compute_avail): Likewise.
18119 (translate_vuse_through_block): Do not re-build trees.
18120 (value_dies_in_block_x): Likewise.
18121 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18123 (vn_reference_lookup_pieces): Adjust declaration.
18124 (vn_reference_insert_pieces): Likewise.
18126 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18128 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18129 with checking disabled.
18131 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18135 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18136 macro definition for support of three-operand format aligned
18137 .comm directive in assembler on cygwin/pe/mingw target OS.
18138 * configure: Regenerate.
18139 * config.h: Regenerate.
18141 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18142 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18143 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18145 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18146 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18148 2009-05-28 Ira Rosen <irar@il.ibm.com>
18150 PR tree-optimization/40254
18151 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18152 in analysis of basic blocks.
18154 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18156 PR middle-end/33699
18157 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18158 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18159 (TARGET_INITIALIZER): Use it.
18160 * cse.c (CHEAPER): Move it up to the other macros.
18161 (insert): Rename this ...
18162 (insert_with_costs): ... to this. Add cost parameters. Update
18164 (insert): New function. Call insert_with_costs.
18165 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18166 find_reg_offset_for_const, try_const_anchors): New functions.
18167 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18168 when using a const-anchor. Call insert_const_anchors.
18169 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18170 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18172 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18174 * tree-inline.c (remap_decls): Enable nonlocalized variables
18175 when not optimizing.
18177 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18179 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18180 Simplify other tests involving optimize.
18182 2009-05-27 Tom Tromey <tromey@redhat.com>
18184 * unwind-dw2.c (_Unwind_DebugHook): New function.
18185 (uw_install_context): Call _Unwind_DebugHook.
18187 2009-05-27 Tom Tromey <tromey@redhat.com>
18189 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18191 2009-05-27 Ian Lance Taylor <iant@google.com>
18193 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18194 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18195 (ALL_LINKERFLAGS): Define.
18196 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18197 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18198 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18199 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18200 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18201 $(LINKER_FOR_BUILD).
18202 (build/gcov-iov$(build_exeext)): Likewise.
18204 2009-05-27 Julian Brown <julian@codesourcery.com>
18206 * gcse.c (target.h): Include.
18207 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18208 copy of argument to a pseudo register.
18210 2009-05-27 Diego Novillo <dnovillo@google.com>
18212 * tree-ssa-live.c (dump_scope_block): Document arguments.
18213 (dump_scope_blocks): Document.
18214 (debug_scope_blocks): New.
18215 * tree-flow.h (debug_scope_blocks): Declare.
18217 2009-05-21 Denis Chertykov <denisc@overta.ru>
18219 * doc/contrib.texi (Contributors): Add myself to the list.
18221 2009-05-27 Olivier Hainque <hainque@adacore.com>
18223 * expr.c (target_align): New function. Alignment the TARGET of an
18224 assignment may be assume to have.
18225 (highest_pow2_factor_for_target): Use it instead of relying on
18226 immediate tree attributes of TARGET, not necessarily honored when
18227 intermediate bitfields are involved.
18229 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18232 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18233 AVX, SSE4, AES, PCLMUL and POPCNT.
18235 2009-05-27 Diego Novillo <dnovillo@google.com>
18237 * tree-pretty-print.c (dump_location): New.
18238 (dump_generic_node): Call it.
18239 Factor code to handle BLOCK nodes ...
18240 (dump_block_node): ... here.
18242 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18244 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18246 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18248 * gcc-plugin.h: Include config.h and system.h.
18249 (IN_GCC): Define if not defined.
18251 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18253 PR middle-end/40249
18254 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18257 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18259 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18261 * config/m32r/m32r.h: Ditto.
18262 * config/m32r/m32r.md: Ditto.
18263 * config/m32r/predicates.md: Ditto.
18265 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18267 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18269 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18272 (Loading plugins): typo.
18273 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18274 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18275 (Interacting with the GCC Garbage Collector): Added new section.
18276 (Giving information about a plugin): Added new section for
18278 * ggc.h (ggc_register_root_tab): Added declaration.
18279 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18280 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18281 (register_callback): Improved comment in declaration.
18282 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18283 (extra_root_vec) Added static variable for dynamic roots registration.
18284 (ggc_register_root_tab) Added new routine.
18285 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18286 PLUGIN_GGC_MARKING event.
18287 * ggc-zone.c: Include plugin.h.
18288 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18289 * ggc-page.c: Include plugin.h.
18290 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18291 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18292 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18293 (register_callback): check lack of callbacks for
18294 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18295 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18296 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18297 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18298 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18299 dependency on plugin.h.
18300 (plugin.o): Added dependency on ggc.h...
18302 2009-05-26 Richard Guenther <rguenther@suse.de>
18304 PR middle-end/40248
18306 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18307 with mismatched comparison modes.
18309 * expr.c (expand_expr_real_1): Expand the operand of a
18310 VIEW_CONVERT_EXPR in its natural mode.
18312 2009-05-26 Ian Lance Taylor <iant@google.com>
18314 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18315 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18316 (ALL_COMPILERFLAGS): Define.
18317 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18318 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18319 (collect2$(exeext), collect2.o): Likewise.
18320 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18321 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18322 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18323 (libbackend.o, intl.o, cppdefault.o): Likewise.
18324 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18325 (build/%.o): Use $(COMPILER_FOR_BUILD).
18326 (build/gen%$(build_exeext)): Likewise.
18327 (build/gcov-iov$(build_exeext)): LIkewise.
18328 * config/t-darwin (darwin.o): Use $(COMPILER).
18329 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18330 * config/t-sol2 (sol2-c.o): Likewise.
18331 (sol2.o): Likewise.
18332 * config/t-vxworks (vxworks.o): Likewise.
18333 * config/x-darwin (host-darwin.o): Likewise.
18334 * config/x-hpux (host-hpux.o): Likewise.
18335 * config/x-linux (host-linux.o): Likewise.
18336 * config/x-solaris (host-solaris.o): Likewise.
18337 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18338 * config/arm/t-arm (arm-c.o): Likewise.
18339 * config/arm/t-pe (pe.o): Likewise.
18340 * config/arm/t-wince-pe (pe.o): Likewise.
18341 * config/i386/t-cygming (winnt.o): Likewise.
18342 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18343 * config/i386/t-cygwin (cygwin1.o): Likewise.
18344 (cygwin2.o): Likewise.
18345 * config/i386/t-i386 (i386-c.o): Likewise.
18346 * config/i386/t-interix (winnt.o): Likewise.
18347 * config/i386/t-netware (netware.o): Likewise.
18348 * config/i386/t-nwld (nwld.o): Likewise.
18349 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18350 * config/i386/x-i386 (driver-i386.o): Likewise.
18351 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18352 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18353 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18354 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18355 * config/mips/x-native (driver-native.o): Likewise.
18356 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18357 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18358 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18359 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18360 * config/score/t-score-elf (score7.o): Likewise.
18361 (score3.o): Likewise.
18362 * config/sh/t-sh (sh-c.o): Likewise.
18363 * config/sh/t-symbian (sh-c.o): Likewise.
18364 (symbian.o): Likewise.
18365 * config/spu/t-spu-elf (spu-c.o): Likewise.
18366 * config/v850/t-v850 (v850-c.o): Likewise.
18367 * config/v850/t-v850e (v850-c.o): Likewise.
18369 2009-05-26 Richard Guenther <rguenther@suse.de>
18371 PR tree-optimization/40122
18372 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18373 VECTOR_CSTs if possible.
18374 (fold_gimple_assign): Likewise.
18376 2009-05-26 Richard Guenther <rguenther@suse.de>
18378 PR middle-end/40252
18379 * fold-const.c (fold_binary): Use the correct types for building
18382 2009-05-26 Richard Guenther <rguenther@suse.de>
18384 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18385 redundant calls to merge_alias_info.
18386 (bump_vector_ptr): Likewise.
18387 * tree-ssa-copy.c (merge_alias_info): Remove.
18388 (replace_exp_1): Remove call to merge_alias_info.
18389 (propagate_tree_value): Likewise.
18390 (fini_copy_prop): Propagate points-to info.
18391 * tree-flow.h (merge_alias_info): Remove.
18393 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18395 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18397 2009-05-25 Jan Hubicka <jh@suse.cz>
18399 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18400 * cgraph.h (struct inline_summary): New filed self_wize,
18401 size_inlining_benefit, self_time and time_inlining_benefit.
18402 (struct cgraph_global_info): Replace insns by time ans size fields.
18403 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18404 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18405 (ipcp_update_callgraph): Do not touch function bodies.
18406 * ipa-inline.c: Include except.h
18407 (MAX_TIME): New constant.
18408 (overall_insns): Remove.
18409 (leaf_node_p): New.
18410 (overall_size, max_benefit): New static variables.
18411 (cgraph_estimate_time_after_inlining): New function.
18412 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18413 (cgraph_clone_inlined_nodes): Update size.
18414 (cgraph_mark_inline_edge): Update size.
18415 (cgraph_estimate_growth): Use size info.
18416 (cgraph_check_inline_limits): Check size.
18417 (cgraph_default_inline_p): Likewise.
18418 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18419 (cgraph_decide_recursive_inlining): Check size.
18420 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18422 (cgraph_decide_inlining): Likewise.
18423 (cgraph_decide_inlining_incrementally): Likewise; honor
18424 PARAM_EARLY_INLINING_INSNS.
18425 (likely_eliminated_by_inlining_p): New predicate.
18426 (estimate_function_body_sizes): New function.
18427 (compute_inline_parameters): Use it.
18428 * except.c (must_not_throw_labels): New function.
18429 * except.h (must_not_throw_labels): Declare.
18430 * tree-inline.c (init_inline_once): Kill inlining_weigths
18431 * tree-ssa-structalias.c: Avoid uninitialized warning.
18432 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18433 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18434 (PARAM_INLINE_CALL_COST): Remove.
18435 (PARAM_EARLY_INLINING_INSNS): New.
18437 2009-05-25 Richard Guenther <rguenther@suse.de>
18439 PR tree-optimization/36327
18440 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18441 callback for reference translation or lookup at the point of may-defs.
18442 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18443 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18444 for union COMPONENT_REFs.
18445 (vn_reference_lookup_3): New callback. Lookup from memset
18446 and CONSTRUCTOR assignment, translate through struct copies.
18447 (vn_reference_lookup_pieces): Make sure to not free the
18448 passed operands array. Adjust walk_non_aliased_vuses call.
18449 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18450 make sure we do not leak memory.
18452 2009-05-25 Richard Guenther <rguenther@suse.de>
18454 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18455 * tree-inline.c (expand_call_inline): Reset the escaped and
18456 callused solutions.
18457 * tree-ssa-structalias.c (pass_build_ealias): New.
18458 * tree-pass.h (pass_build_ealias): Declare.
18459 * passes.c (init_optimization_passes): Add PTA during
18460 early optimizations.
18461 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18462 and CALLUSED solutions.
18463 (dump_points_to_solution): New function, split out from ...
18464 (dump_points_to_info_for): ... here.
18465 * tree-parloops.c (parallelize_loops): Reset the escaped and
18466 callused solutions.
18468 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18471 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18472 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18474 2009-05-25 Ira Rosen <irar@il.ibm.com>
18476 PR tree-optimization/40238
18477 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18478 statements after basic block's labels.
18479 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18480 to free the allocated memory.
18482 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18484 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18485 return address with a USE.
18487 2009-05-24 Richard Guenther <rguenther@suse.de>
18489 PR middle-end/40233
18490 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18491 array type from the main variant of the inner type.
18493 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18495 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18496 definition to bool (from int) to un-break build.
18497 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18499 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18501 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18502 discard_stmt_changes): Delete.
18503 * tree-ssa-operands.c (scb_stack): Delete.
18504 (init_ssa_operands): Do not initialize it.
18505 (fini_ssa_operands): Do not free it.
18506 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18508 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18509 update_stmt, remove the others. Fix comments.
18510 * tree-dfa.c (optimize_stack_restore): Likewise.
18511 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18512 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18513 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18514 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18516 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18517 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18518 (dom_opt_finalize_block): Likewise, adjusting access to
18520 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18521 (stmts_to_rescan): Change item type to gimple.
18522 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18524 2009-05-24 Ira Rosen <irar@il.ibm.com>
18526 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18527 * tree-pass.h (pass_slp_vectorize): New pass.
18528 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18529 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18530 * tree-vectorizer.c (timevar.h): Include.
18531 (user_vect_verbosity_level): Declare.
18532 (vect_location): Fix comment.
18533 (vect_set_verbosity_level): Update user_vect_verbosity_level
18534 instead of vect_verbosity_level.
18535 (vect_set_dump_settings): Add an argument. Ignore user defined
18536 verbosity if dump flags require higher level of verbosity. Print to
18537 stderr only for loop vectorization.
18538 (vectorize_loops): Update call to vect_set_dump_settings.
18539 (execute_vect_slp): New function.
18540 (gate_vect_slp): Likewise.
18541 (struct gimple_opt_pass pass_slp_vectorize): New.
18542 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18543 access its members.
18544 (vec_info_for_bb): New function.
18545 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18546 (VECTORIZATION_ENABLED): New macro.
18547 (SLP_ENABLED, SLP_DISABLED): Likewise.
18548 (vect_is_simple_use): Add bb_vec_info argument.
18549 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18550 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18551 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18552 vect_schedule_slp, vect_analyze_slp): Likewise.
18553 (vect_analyze_stmt): Add slp_tree argument.
18554 (find_bb_location): Declare.
18555 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18556 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18557 (vect_analyze_loop_operations, vect_analyze_loop,
18558 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18559 vect_finalize_reduction, vectorizable_reduction,
18560 vectorizable_live_operation, vect_transform_loop): Likewise.
18561 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18562 skip evolution analysis if analyzing a basic block.
18563 (dr_analyze_indices): Likewise.
18564 (initialize_data_dependence_relation): Skip the test whether the
18565 object is invariant for basic blocks.
18566 (compute_all_dependences): Skip dependence analysis for data
18567 references in basic blocks.
18568 (find_data_references_in_stmt): Don't fail in case of invariant
18569 access in basic block.
18570 (find_data_references_in_bb): New function.
18571 (find_data_references_in_loop): Move code to
18572 find_data_references_in_bb and add a call to it.
18573 (compute_data_dependences_for_bb): New function.
18574 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18575 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18577 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18578 unknown dependence in basic block and fail in case of dependence in
18580 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18581 dependence instances from either loop or basic block vectorization
18583 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18584 before calling nested_in_vect_loop_p.
18585 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18586 dependence instances from either loop or basic block vectorization
18588 (vect_verify_datarefs_alignment): Likewise.
18589 (vect_enhance_data_refs_alignment): Adjust function calls.
18590 (vect_analyze_data_refs_alignment): Likewise.
18591 (vect_analyze_group_access): Fix printing. Skip different checks if
18592 DR_STEP is 0. Keep strided stores either in loop or basic block
18593 vectorization data structure. Fix indentation.
18594 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18596 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18597 dependence instances from either loop or basic block vectorization
18599 (vect_analyze_data_refs): Update comment. Call
18600 compute_data_dependences_for_bb to analyze basic blocks.
18601 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18602 case of loop vectorization. In case of basic block vectorization use
18603 data-ref itself as a base.
18604 (vect_create_data_ref_ptr): In case of basic block vectorization:
18605 don't advance the pointer, add new statements before the current
18606 statement. Adjust function calls.
18607 (vect_supportable_dr_alignment): Support only aligned accesses in
18608 basic block vectorization.
18609 * common.opt (ftree-slp-vectorize): New flag.
18610 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18611 (vect_pattern_recog_1): Likewise.
18612 * tree-vect-stmts.c (process_use): Likewise.
18613 (vect_init_vector): Add new statements in the beginning of the basic
18614 block in case of basic block SLP.
18615 (vect_get_vec_def_for_operand): Adjust function calls.
18616 (vect_finish_stmt_generation): Likewise.
18617 (vectorizable_call): Add assert that it is loop vectorization, adjust
18619 (vectorizable_conversion, vectorizable_assignment): Likewise.
18620 (vectorizable_operation): In case of basic block SLP, take
18621 vectorization factor from statement's type and skip the relevance
18622 check. Adjust function calls.
18623 (vectorizable_type_demotion): Add assert that it is loop
18624 vectorization, adjust function calls.
18625 (vectorizable_type_promotion): Likewise.
18626 (vectorizable_store): Check for outer loop only in case of loop
18627 vectorization. Adjust function calls. For basic blocks, skip the
18628 relevance check and don't advance pointers.
18629 (vectorizable_load): Likewise.
18630 (vectorizable_condition): Add assert that it is loop vectorization,
18631 adjust function calls.
18632 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18633 that it is not reduction, get vector type, call only supported
18634 functions, skip loop specific parts.
18635 (vect_transform_stmt): Check for outer loop only in case of loop
18637 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18638 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18639 for external definition.
18640 * passes.c (pass_slp_vectorize): New pass.
18641 * tree-vect-slp.c (find_bb_location): New function.
18642 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18643 check for patterns only in loops.
18644 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18645 case of multiple types in basic block SLP.
18646 (vect_mark_slp_stmts_relevant): New function.
18647 (vect_supported_load_permutation_p): Fix comment.
18648 (vect_analyze_slp_instance): Add argument. In case of basic block
18649 SLP, take vectorization factor from statement's type, check that
18650 unrolling factor is 1. Adjust function call. Save SLP instance in
18651 either loop or basic block vectorization structure. Return FALSE,
18653 (vect_analyze_slp): Add argument. Get strided stores groups from
18654 either loop or basic block vectorization structure. Return FALSE
18655 if basic block SLP failed.
18656 (new_bb_vec_info): New function.
18657 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18658 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18659 (vect_schedule_slp): Add argument. Get SLP instances from either
18660 loop or basic block vectorization structure. Set vectorization factor
18661 to be 1 for basic block SLP.
18662 (vect_slp_transform_bb): New function.
18663 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18665 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18667 * final.c (shorten_branches): Do not align labels for jump tables.
18668 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18670 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18672 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18673 Remove outdated reference to flow.c and fix nits.
18674 * doc/gccint.texi: Tweak RTL description.
18675 * doc/rtl.texi: Likewise.
18677 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18679 * config/avr/avr.c: Change my email address.
18680 * config/avr/avr.h: Likewise.
18681 * config/avr/avr.md: Likewise.
18682 * config/avr/avr-protos.h: Likewise.
18683 * config/avr/libgcc.S: Likewise.
18685 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18687 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18688 (spu_split_load, spu_split_store): Change return type to int.
18689 (spu_split_convert): Declare.
18690 * config/spu/predicates.md (spu_mem_operand): Remove.
18691 (spu_mov_operand): Update.
18692 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18693 * config/spu/spu.c (regno_aligned_for_load): Remove.
18694 (reg_aligned_for_addr, spu_expand_load): Define.
18695 (spu_expand_extv): Reimplement and handle MEM.
18696 (spu_expand_insv): Handle MEM.
18697 (spu_sched_reorder): Handle insn's with length 0.
18698 (spu_legitimate_address_p): Reimplement.
18699 (store_with_one_insn_p): Return TRUE for any mode with size
18700 larger than 16 bytes.
18701 (address_needs_split): Define.
18702 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18704 (spu_convert_move): Define.
18705 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18706 (spu_split_store): Change all MEM's to TImode.
18707 (spu_init_expanders): Preallocate registers that correspond to
18708 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18710 (spu_split_convert): Define.
18711 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18712 (_move<mode>, _movdi, _movti): Update predicate and condition.
18713 (load, store): Change to define_split.
18714 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18716 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18717 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18718 define_insn_and_split of lshr<mode>3.
18719 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18720 (<v>ashr<mode>3_imm): Define.
18721 (extv, extzv, insv): Allow MEM operands.
18722 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18723 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18724 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18725 (_spu_convert2): Change to define_insn_and_split and remove the
18726 corresponding define_peephole2.
18727 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18728 Change predicates to memory_operand.
18730 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18732 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18734 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18736 PR tree-optimization/40219
18737 * tree.c (iterative_hash_expr): Make sure the builtin function is
18738 a normal builtin function and not a front end or back end builtin
18739 before indexing into the built_in_decls array.
18741 2009-05-22 Richard Guenther <rguenther@suse.de>
18743 PR middle-end/38964
18744 * alias.c (write_dependence_p): Do not use TBAA for answering
18745 anti-dependence or output-dependence.
18746 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18747 (emit_pointer_definition): Remove.
18748 (emit_alias_warning): Likewise.
18749 (find_what_var_points_to): Remove TBAA pruning code.
18750 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18752 (compute_points_to_sets): Remove code computing the set of
18753 dereferenced pointers.
18754 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18755 oracle for querying anti and output dependencies.
18756 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18757 if TBAA may be applied.
18758 (refs_anti_dependent_p): New function.
18759 (refs_output_dependent_p): Likewise.
18760 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18761 (refs_output_dependent_p): Likewise.
18762 * doc/tree-ssa.texi (Memory model): New section.
18763 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18764 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18765 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18766 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18767 * expr.c (expand_expr_real_1): Likewise.
18768 * gimple-low.c (lower_stmt): Likewise.
18769 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18770 (dump_gimple_cdt): Remove.
18771 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18772 (gimple_size): Likewise.
18773 (walk_gimple_op): Likewise.
18774 (is_gimple_stmt): Likewise.
18775 (walk_stmt_load_store_addr_ops): Likewise.
18776 (gimple_build_cdt): Remove.
18777 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18778 * gimple.h (gimple_cdt_new_type): Remove.
18779 (gimple_cdt_new_type_ptr): Likewise.
18780 (gimple_cdt_set_new_type): Likewise.
18781 (gimple_cdt_location): Likewise.
18782 (gimple_cdt_location_ptr): Likewise.
18783 (gimple_cdt_set_location): Likewise.
18784 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18785 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18786 GIMPLE_CHANGE_DYNAMIC_TYPE.
18787 (verify_types_in_gimple_stmt): Likewise.
18788 * tree-inline.c (estimate_num_insns): Likewise.
18789 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18790 (copy_decl_to_var): Likewise.
18791 (copy_result_decl_to_var): Likewise.
18792 * tree-pretty-print.c (dump_generic_node): Do not handle
18793 CHANGE_DYNAMIC_TYPE_EXPR.
18794 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18795 * tree-ssa-operands.c (get_expr_operands): Likewise.
18796 * tree-ssa-structalias.c (struct variable_info): Remove
18797 no_tbaa_pruning member.
18798 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18799 (unify_nodes): Do not copy it.
18800 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18801 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18802 (set_uids_in_ptset): Do not check it.
18803 (find_what_var_points_to): Likewise.
18804 (compute_tbaa_pruning): Remove.
18805 (compute_points_to_sets): Do not call it.
18806 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18807 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18808 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18809 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18810 (DECL_NO_TBAA_P): Likewise.
18811 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18812 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18813 (expand_omp_atomic_pipeline): Do not set it.
18814 * print-tree.c (print_node): Do not dump it.
18815 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18818 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18821 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18824 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18826 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18829 2009-05-22 Ben Elliston <bje@au.ibm.com>
18831 * Makefile.in (bversion.h, s-bversion): New targets.
18832 (TOPLEV_H): Add bversion.h.
18833 * toplev.h: Include "bversion.h".
18834 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18835 the __format__ attribute only if compiling with the same version
18836 of GCC as the sources (the "build version").
18838 2009-05-22 Ben Elliston <bje@au.ibm.com>
18840 * c-format.c (handle_format_attribute): Fix comment typo.
18842 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18845 * config/ia64/ia64.opt (mfused-madd): New.
18846 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18847 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18848 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18849 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18850 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18851 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18852 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18853 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18854 instruction if !TARGET_FUSED_MADD.
18855 (fpma, fpms): Remove colon from name.
18857 2009-05-22 Richard Guenther <rguenther@suse.de>
18859 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18860 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18861 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18863 (create_expression_by_pieces): Only convert if necessary.
18864 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18865 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18867 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18869 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18870 regular pattern from a template and rename it ...
18871 (*extzv_truncsi_exts): ... to this.
18873 2009-05-21 Richard Guenther <rguenther@suse.de>
18875 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18876 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18877 (cgraph_default_inline_p): Likewise.
18878 (cgraph_decide_inlining_incrementally): Likewise.
18880 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18881 Uros Bizjak <ubizjak@gmail.com>
18883 * config/i386/cpuid.h (bit_MOVBE): New.
18885 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18887 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18888 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18889 (ix86_handle_option): Handle OPT_mmovbe.
18890 (ix86_target_string): Add -mmovbe.
18891 (pta_flags): Add PTA_MOVBE.
18892 (processor_alias_table): Add PTA_MOVBE to "atom".
18893 (override_options): Handle PTA_MOVBE.
18895 * config/i386/i386.h (TARGET_MOVBE): New.
18897 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18898 (*bswapsi_movbe): New.
18899 (*bswapdi_movbe): Likewise.
18900 (bswapdi2): Renamed to ...
18901 (*bswapdi_1): This.
18902 (bswapdi2): New expander.
18904 * config/i386/i386.opt (mmovbe): New.
18906 * doc/invoke.texi: Document -mmovbe.
18908 2009-05-21 Taras Glek <tglek@mozilla.com>
18910 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18911 * gcc-plugin.h (plugin_init): Updated signature.
18912 * gcc-plugin.h (plugin_name_args): Moved to this header.
18913 * doc/plugins.texi (plugin_init): Updated documention to reflect
18915 * doc/plugins.texi (plugin_name_args): Added to documention.
18917 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18919 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18920 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18922 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18924 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18925 JUMP_TABLE_DATA_P predicates where applicable.
18926 * config/i386/predicates.md: Ditto.
18927 * config/i386/sse.md: Ditto.
18929 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18931 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18932 operand2 -128 override length_immediate attribute to 1.
18933 * config/i386/predicates.md (constm128_operand): New predicate.
18935 * config/i386/i386.c (memory_address_length): Handle %r12
18936 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18938 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18939 mode look through optional ZERO_EXTEND and SUBREG.
18940 * config/i386/i386.md (R12_REG): New define_constant.
18941 (prefix_data16): For sse unit set also for MODE_TI insns.
18942 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18943 insns set if operand 1 is ext_QIreg_operand.
18944 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18945 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18947 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18948 mode from MODE_DI to MODE_SI.
18949 (movdi_1_rex64): Override modrm and length_immediate attributes
18950 only for movabs (TYPE_IMOV, alternative 2).
18951 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18952 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18953 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18954 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18955 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18956 prefix_rex attribute if DImode.
18957 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18958 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18959 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18960 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18961 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18962 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18963 Likewise. For TYPE_IMOV clear length_immediate attribute.
18964 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18965 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18966 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18967 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18968 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18969 or one operand TYPE_ISHIFT.
18970 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18971 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18972 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18973 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18974 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18975 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18976 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18977 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18978 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18979 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18980 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18981 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18982 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18983 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18984 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18985 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18986 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18987 set mode attribute, don't override length attribute.
18988 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18990 (return_internal_long): Set length attribute to 2 instead of 1.
18991 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18992 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18993 prefix_rex attribute.
18994 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18996 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18998 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19000 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19002 2009-05-20 Ian Lance Taylor <iant@google.com>
19004 * tree.c (build_tree_list_vec_stat): New function.
19005 (ctor_to_vec): New function.
19006 (build_nt_call_vec): New function.
19007 (build_call_array): Change args to be a const pointer.
19008 (build_call_vec): New function.
19009 * tree.h (build_nt_call_vec): Declare.
19010 (build_tree_list_vec_stat): Declare.
19011 (build_tree_list_vec): Define.
19012 (build_call_array): Update declaration.
19013 (build_call_vec): Declare.
19014 (ctor_to_vec): Declare.
19015 * c-common.c (tree_vector_cache): New static variable.
19016 (make_tree_vector): New function.
19017 (release_tree_vector): New function.
19018 (make_tree_vector_single): New function.
19019 (make_tree_vector_copy): New function.
19020 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19021 (make_tree_vector_single, make_tree_vector_copy): Declare.
19022 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19023 (c_parser_expr_list): Don't manage cache here, instead call
19025 (c_parser_release_expr_list): Remove static function.
19026 (c_parser_vec_to_tree_list): Remove static function.
19027 (c_parser_attributes): Call build_tree_list_vec instead of
19028 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19029 c_parser_release_expr_list.
19030 (c_parser_postfix_expression_after_primary): Likewise.
19031 (c_parser_objc_keywordexpr): Likewise.
19033 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19035 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19036 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19037 TARGET_CONVERT_TO_TYPE.
19038 * hooks.c (hook_tree_const_tree_null): Define.
19039 * hooks.h (hook_tree_const_tree_null): Declare.
19040 * target.h (struct gcc_target): Add invalid_parameter_type,
19041 invalid_return_type, promoted_type, and convert_to_type fields.
19042 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19043 (TARGET_INVALID_RETURN_TYPE): Define.
19044 (TARGET_PROMOTED_TYPE): Define.
19045 (TARGET_CONVERT_TO_TYPE): Define.
19046 (TARGET_INITIALIZER): Update for new fields.
19047 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19048 (grokparms): Check targetm.invalid_parameter_type.
19049 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19050 * c-convert.c (convert): Check targetm.convert_to_type.
19052 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19054 * config/mips/mips.md (*extenddi_truncate<mode>,
19055 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19057 (*extendhi_truncateqi): New define_insn_and_sptit.
19059 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19061 PR middle-end/40204
19062 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19063 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19065 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19067 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19068 the operand of VIEW_CONVERT_EXPR.
19070 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19072 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19073 extended family and model for Intel processors. Support Intel Atom.
19075 2009-05-20 Olivier Hainque <hainque@adacore.com>
19077 * gstab.h (stab_code_type): Define, to be used instead of the
19078 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19080 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19081 occurrences by stab_code_type.
19082 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19084 2009-05-20 Martin Jambor <mjambor@suse.cz>
19086 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19087 (sra_insert_before): Likewise.
19088 (sra_insert_after): Likewise.
19089 (sra_init_cache): Likewise.
19090 (sra_type_can_be_decomposed_p): Likewise.
19091 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19092 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19093 (sra_insert_before): Likewise.
19094 (sra_insert_after): Likewise.
19095 (sra_init_cache): Likewise.
19096 (insert_edge_copies_seq): Made static and moved upwards.
19098 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19101 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19103 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19104 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19107 2009-05-20 Richard Guenther <rguenther@suse.de>
19109 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19110 with mismatched comparison modes.
19112 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19114 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19115 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19116 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19117 with shifts for Thumb2.
19118 (orsi_notsi): New for orn.
19119 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19120 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19121 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19122 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19123 Don't invert remainder for IOR.
19125 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19127 PR tree-optimization/40087
19128 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19129 number_of_iterations_ne): Rename never_infinite argument.
19130 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19131 number_of_iterations_le): Handle pointer-type ivs when
19132 exit_must_be_taken is false.
19133 (number_of_iterations_cond): Do not always assume that
19134 exit_must_be_taken if the control variable is a pointer.
19136 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19138 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19139 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19141 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19143 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19144 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19146 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19149 * c.opt (Wlogical-op): Disabled by default.
19150 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19152 * doc/invoke.texi (Wlogical-op): Likewise.
19154 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19156 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19158 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19159 Propagate the type of the first operand.
19160 <ASSERT_EXPR>: Simplify.
19161 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19162 Rewrite using the RHS code as discriminant.
19163 <NOP_EXPR>: Turn into CASE_CONVERT.
19164 <PLUS_EXPR>: Propagate the type of the first operand.
19166 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19168 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19169 (ia64_dconst_0_375): New.
19170 * config/ia64/ia64.c (ia64_override_options): Remove
19171 -minline-sqrt-min-latency warning.
19172 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19173 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19174 * config/ia64/ia64.md (*sqrt_approx): Remove.
19175 (sqrtsf2): Remove #if 0.
19176 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19177 (sqrtdf): Remove assert.
19178 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19179 (sqrtxf2): Remove #if 0.
19180 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19181 * div.md (sqrt_approx_rf): New.
19182 (sqrtsf2_internal_thr): New implementation.
19183 (sqrtsf2_internal_lat): New.
19184 (sqrtdf2_internal_thr: New implementation.
19185 (sqrtxf2_internal): New implementation.
19187 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19188 Hans-Peter Nilsson <hp@axis.com>
19190 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19191 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19192 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19193 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19194 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19195 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19196 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19197 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19198 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19199 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19200 * c-common.c: ...from here.
19202 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19204 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19206 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19208 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19210 2009-05-19 Ben Elliston <bje@au.ibm.com>
19212 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19213 assignments with memcpy calls.
19214 (add_fdes): Likewise.
19215 (binary_search_unencoded_fdes): Likewise.
19216 (linear_search_fdes): Eliminate type puns.
19218 2009-05-19 Richard Guenther <rguenther@suse.de>
19220 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19221 not falsely claim to have propagated into all uses.
19223 2009-05-19 Ben Elliston <bje@au.ibm.com>
19225 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19228 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19230 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19231 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19232 (TARGET_LEGITIMATE_ADDRESS_P): New.
19233 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19234 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19236 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19239 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19240 child of the containing namespace's DIE.
19242 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19244 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19245 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19246 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19249 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19252 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19253 gen_align with gen_pad.
19254 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19255 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19257 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19258 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19260 * config/i386/i386.md (align): Renamed to ...
19261 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19262 ASM_OUTPUT_MAX_SKIP_PAD.
19264 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19266 * config.gcc: Fix variable syntax.
19269 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19270 before calling exact_log2.
19271 (output_iorsi3): Likewise.
19272 (output_xorsi3): Likewise.
19274 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19276 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19277 for the none zero constant operand except for EQ and NE
19278 comprisons even when the first operand is R0.
19280 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19282 * config/s390/2064.md: Remove trailing whitespaces.
19283 * config/s390/2084.md: Likewise.
19284 * config/s390/constraints.md: Likewise.
19285 * config/s390/fixdfdi.h: Likewise.
19286 * config/s390/libgcc-glibc.ver: Likewise.
19287 * config/s390/s390-modes.def: Likewise.
19288 * config/s390/s390-protos.h: Likewise.
19289 * config/s390/s390.c: Likewise.
19290 * config/s390/s390.h: Likewise.
19291 * config/s390/s390.md: Likewise.
19292 * config/s390/tpf-unwind.h: Likewise.
19294 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19296 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19298 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19301 * configure.ac (m68k-*-*): Check if binutils support TLS.
19302 * configure: Regenerate.
19303 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19304 * config/m68k/constraints.md (Cu): New constraint.
19305 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19306 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19307 (movsi): Handle TLS symbols.
19308 (addsi3_5200): Handle XTLS symbols, indent.
19309 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19310 (m68k_tls_reference_p): Declare.
19311 (m68k_legitimize_address): Declare.
19312 (m68k_unwrap_symbol): Declare.
19313 * config/m68k/m68k.opt (mxtls): New option.
19314 * config/m68k/m68k.c (ggc.h): Include.
19315 (m68k_output_dwarf_dtprel): Implement hook.
19316 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19317 (m68k_expand_prologue): Load GOT pointer when function needs it.
19318 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19319 (m68k_legitimate_constant_address_p): Same.
19320 (m68k_decompose_address): Handle TLS references.
19321 (m68k_get_gp): New static function.
19322 (enum m68k_reloc): New contants.
19323 (TLS_RELOC_P): New macro.
19324 (m68k_wrap_symbol): New static function.
19325 (m68k_unwrap_symbol): New function.
19326 (m68k_final_prescan_insn_1): New static function.
19327 (m68k_final_prescan_insn): New function.
19328 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19330 (legitimize_pic_address): Handle TLS references..
19331 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19332 (m68k_libcall_value_in_a0_p)
19333 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19334 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19335 (m68k_legitimize_tls_address): Handle TLS references.
19336 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19338 (m68k_legitimize_address): Handle TLS symbols.
19339 (m68k_get_reloc_decoration): New static function.
19340 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19342 (m68k_output_dwarf_dtprel): Implement hook.
19343 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19344 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19345 m68k_call_* routines.
19346 (sched_attr_op_type): Handle TLS symbols.
19347 (gt-m68k.h): Include.
19348 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19349 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19351 2009-05-18 Martin Jambor <mjambor@suse.cz>
19353 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19354 (visit_store_addr_for_mod_analysis): New function.
19355 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19356 (determine_cst_member_ptr): Use gimple_assign_single_p.
19357 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19358 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19359 operands. Don't check number of operands of a NOP_EXPR.
19361 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19363 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19365 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19368 * c-common.c (warn_logical_operator): Don't warn if one of
19369 expression isn't always true or false.
19371 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19373 * config/i386/biarch32.h: New file.
19374 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19376 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19378 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19379 *zero_extend<mode>_truncqi): Merge these into ...
19380 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19381 Name the pattern following this as *zero_extendhi_truncqi.
19383 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19385 PR middle-end/39301
19386 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19387 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19388 (output_info): Make field HOST_WIDEST_INT.
19389 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19390 (dump_bitmat_statistics): Same.
19392 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19394 * config.gcc (use_gcc_stdint): Set to wrap.
19395 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19396 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19397 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19398 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19399 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19400 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19401 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19402 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19404 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19406 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19408 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19409 Move definitions earlier.
19410 (OPT_ARCH64, OPT_ARCH32): Define.
19411 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19414 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19417 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19420 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19422 * arm.md (movdi2): Copy non-reg values to DImode registers.
19424 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19427 * final.c (label_to_max_skip): New function.
19428 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19429 CODE_LABEL_NUMBER <= max_labelno.
19430 * output.h (label_to_max_skip): New prototype.
19431 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19432 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19433 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19434 Handle CODE_LABELs with >= 16 byte alignment or with
19435 max_skip == (1 << align) - 1.
19436 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19437 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19440 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19441 .p2align 3 if MAX_SKIP is smaller than 7.
19442 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19444 2009-05-15 Ian Lance Taylor <iant@google.com>
19446 * alias.c (struct alias_set_entry_d): Rename from struct
19447 alias_set_entry. Change all uses.
19448 * except.c (struct call_site_record_d): Rename from struct
19449 call_site_record. Change all uses.
19450 * except.h (struct eh_region_d): Rename from struct eh_region.
19452 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19454 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19455 ivtype_map_elt. Change all uses.
19456 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19458 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19459 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19461 (struct sese_d): Rename from struct sese. Change all uses.
19462 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19463 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19464 * optabs.h (struct optab_d): Rename from struct optab. Change all
19466 (struct convert_optab_d): Rename from struct convert_optab.
19468 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19469 ipa_opt_pass. Change all uses.
19470 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19473 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19474 defined as a typedef.
19475 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19478 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19481 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19483 (merge_ranges): Returns bool.
19484 * tree.h (make_range): .. to here.
19485 (build_range_check): Likewise.
19486 (merge_ranges): Likewise. Renamed from merge_ranges.
19487 * c-typeck.c (parser_build_binary_op): Update calls to
19488 warn_logical_operator.
19489 * c-common.c (warn_logical_operator): Add new warning.
19490 * c-common.h (warn_logical_operator): Update declaration.
19492 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19494 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19496 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19498 * doc/install.texi: Document MPC requirements, flags etc.
19500 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19501 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19502 Evaluate constant arguments.
19503 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19504 (fold_builtin_1): Likewise, also evaluate constant arguments.
19505 Remove superfluous break.
19506 (do_mpc_ckconv): New.
19507 * real.h: Include mpc.h.
19508 * toplev.c (print_version): Output MPC version info if available.
19510 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19512 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19514 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19516 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19519 2009-05-15 Jan Hubicka <jh@suse.cz>
19521 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19522 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19523 (try_inline): Fix return value.
19524 (cgraph_decide_inlining_incrementally): Honor new value.
19525 (cgraph_early_inlining): Handle indirect inlining.
19526 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19528 2009-05-15 Jan Hubicka <jh@suse.cz>
19530 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19531 * cgraphunit.c (cgraph_finalize_function): Set it.
19532 (cgraph_expand_function): Use it.
19534 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19536 * real.c (encode_ieee_half): Define.
19537 (decode_ieee_half): Define.
19538 (ieee_half_format): Define.
19539 (arm_half_format): Define.
19540 * real.h (ieee_half_format): Declare.
19541 (arm_half_format): Declare.
19543 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19545 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19546 swapped, and reversed optabs exist before trying to use them.
19548 2009-05-15 Paul Brook <paul@codesourcery.com>
19549 Sandra Loosemore <sandra@codesourcery.com>
19551 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19552 loads. Allow PRE_DEC.
19553 (output_move_neon): Handle PRE_DEC.
19554 (arm_print_operand): Add 'A' for neon structure loads.
19555 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19556 * config/arm/neon.md (neon_mov): Update comment.
19557 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19559 (Um): New constraint.
19561 2009-05-15 Jan Hubicka <jh@suse.cz>
19563 Revert the following patch until testsuite fallout is fixed:
19564 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19565 * cgraph.h (struct inline_summary): New filed self_wize,
19566 size_inlining_benefit, self_time and time_inlining_benefit.
19567 (struct cgraph_global_info): Replace insns by time ans size fields.
19568 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19569 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19570 (ipcp_update_callgraph): Do not touch function bodies.
19571 * ipa-inline.c: Include except.h
19572 (MAX_TIME): New constant.
19573 (overall_insns): Remove
19574 (overall_size, max_benefit): New static variables.
19575 (cgraph_estimate_time_after_inlining): New function.
19576 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19577 (cgraph_clone_inlined_nodes): Update size.
19578 (cgraph_mark_inline_edge): Update size.
19579 (cgraph_estimate_growth): Use size info.
19580 (cgraph_check_inline_limits): Check size.
19581 (cgraph_default_inline_p): Likewise.
19582 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19583 (cgraph_decide_recursive_inlining): Check size.
19584 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19586 (cgraph_decide_inlining): Likewise.
19587 (cgraph_decide_inlining_incrementally): Likewise; honor
19588 PARAM_EARLY_INLINING_INSNS.
19589 (likely_eliminated_by_inlining_p): New predicate.
19590 (estimate_function_body_sizes): New function.
19591 (compute_inline_parameters): Use it.
19592 * except.c (must_not_throw_labels): New function.
19593 * except.h (must_not_throw_labels): Declare.
19594 * tree-inline.c (init_inline_once): Kill inlining_weigths
19595 * tree-ssa-structalias.c: Avoid uninitialized warning.
19596 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19597 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19598 (PARAM_INLINE_CALL_COST): Remove.
19599 (PARAM_EARLY_INLINING_INSNS): New.
19601 2009-05-15 Richard Guenther <rguenther@suse.de>
19603 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19604 not TODO_update_ssa.
19606 2009-05-15 Richard Guenther <rguenther@suse.de>
19608 PR tree-optimization/39999
19609 * gimple.h (gimple_expr_type): Use the expression type looking
19610 through useless conversions.
19611 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19612 (vn_nary_op_insert_stmt): Likewise.
19613 (simplify_binary_expression): Likewise.
19615 2009-05-15 Richard Guenther <rguenther@suse.de>
19617 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19618 New options, enabled by default.
19619 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19621 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19622 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19623 * tree-ssa-structalias.c (gate_tree_pta): New function.
19624 (pass_build_alias): Use it.
19626 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19629 recurse on an invariant address if a conversion from a pointer
19630 type to a wider integer type is involved.
19632 2009-05-15 Jan Hubicka <jh@suse.cz>
19634 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19635 * cgraph.h (struct inline_summary): New filed self_wize,
19636 size_inlining_benefit, self_time and time_inlining_benefit.
19637 (struct cgraph_global_info): Replace insns by time ans size fields.
19638 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19639 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19640 (ipcp_update_callgraph): Do not touch function bodies.
19641 * ipa-inline.c: Include except.h
19642 (MAX_TIME): New constant.
19643 (overall_insns): Remove
19644 (overall_size, max_benefit): New static variables.
19645 (cgraph_estimate_time_after_inlining): New function.
19646 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19647 (cgraph_clone_inlined_nodes): Update size.
19648 (cgraph_mark_inline_edge): Update size.
19649 (cgraph_estimate_growth): Use size info.
19650 (cgraph_check_inline_limits): Check size.
19651 (cgraph_default_inline_p): Likewise.
19652 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19653 (cgraph_decide_recursive_inlining): Check size.
19654 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19656 (cgraph_decide_inlining): Likewise.
19657 (cgraph_decide_inlining_incrementally): Likewise; honor
19658 PARAM_EARLY_INLINING_INSNS.
19659 (likely_eliminated_by_inlining_p): New predicate.
19660 (estimate_function_body_sizes): New function.
19661 (compute_inline_parameters): Use it.
19662 * except.c (must_not_throw_labels): New function.
19663 * except.h (must_not_throw_labels): Declare.
19664 * tree-inline.c (init_inline_once): Kill inlining_weigths
19665 * tree-ssa-structalias.c: Avoid uninitialized warning.
19666 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19667 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19668 (PARAM_INLINE_CALL_COST): Remove.
19669 (PARAM_EARLY_INLINING_INSNS): New.
19670 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19671 (inline-call-cost): Remove.
19672 (early-inlining-insns): New.
19674 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19676 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19678 (print_int_cst_bounds_in_octal_p): Likewise.
19679 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19681 * dwarf2out.c (base_type_die): Likewise.
19682 (is_subrange_type): Delete.
19683 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19684 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19685 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19686 if the destination type is boolean.
19687 (build_range_check): Do not special-case subtypes.
19688 (fold_sign_changed_comparison): Likewise.
19689 (fold_unary): Likewise.
19690 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19691 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19692 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19693 * tree.c (subrange_type_for_debug_p): New predicate based on the
19694 former is_subrange_type.
19695 * tree.h (subrange_type_for_debug_p): Declare.
19696 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19697 (convert_affine_scev): Remove call to above function.
19698 (chrec_convert_aggressive): Likewise.
19699 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19700 false for conversions involving subtypes.
19701 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19702 (vrp_val_min): Likewise.
19703 (needs_overflow_infinity): Likewise.
19704 (extract_range_from_unary_expr): Likewise.
19706 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19708 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19709 * config/frv/frv.c: Likewise.
19710 * config/s390/s390.c: Likewise.
19711 * config/sparc/sparc.h: Likewise.
19712 * config/i386/i386.h: Likewise.
19713 * config/i386/i386.c: Likewise.
19714 * config/crx/crx.c: Likewise.
19715 * config/m68hc11/m68hc11.h: Likewise.
19716 * config/iq2000/iq2000.c: Likewise.
19717 * config/mn10300/mn10300.h: Likewise.
19718 * config/mn10300/mn10300.c: Likewise.
19719 * config/m68k/m68k.c: Likewise.
19720 * config/rs6000/rs6000.c: Likewise.
19721 * config/rs6000/xcoff.h: Likewise.
19722 * config/rs6000/linux64.h: Likewise.
19723 * config/rs6000/sysv4.h: Likewise.
19724 * config/score/score3.c: Likewise.
19725 * config/score/score7.c: Likewise.
19726 * config/score/score.c: Likewise.
19727 * config/arm/arm.md: Likewise.
19728 * config/mips/mips.c: Likewise.
19729 * config/mips/mips.md: Likewise.
19730 * config/bfin/bfin.h: Likewise.
19731 * config/pa/pa.c: Likewise.
19732 * config/pa/constraints.md: Likewise.
19734 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19735 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19736 * config/pdp11/pdp11.h: Use memory_address_p instead.
19738 2009-05-14 Ian Lance Taylor <iant@google.com>
19740 * passes.c (finish_optimization_passes): Change i to int.
19741 * plugin.c (plugins_active_p): Change event to int.
19742 (dump_active_plugins): Likewise.
19743 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19745 * tree.c (tree_range_check_failed): Change c to unsigned int.
19746 (omp_clause_range_check_failed): Likewise.
19747 (build_common_builtin_nodes): Change mode to int. Add cast.
19748 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19749 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19751 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19752 ++ or -- with a variable of enum type.
19754 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19757 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19759 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19761 * store-motion.c: Do not include params.h
19762 * Makefile.in: Fix dependencies for various files.
19764 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19766 * auto-inc-dec.c: Fix pass description, remove apparent
19767 accidental duplication.
19769 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19771 PR middle-end/40147
19772 * ipa-utils.h (memory_identifier_string): Moved to ...
19773 * tree.h (memory_identifier_string): Here. Add GTY(()).
19775 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19777 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19778 in the former documentation of...
19779 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19780 * ira-conflicts.c (get_dup_num): Use address_operand.
19781 * targhooks.c (default_legitimate_address_p): New.
19782 * targhooks.h (default_legitimate_address_p): New.
19783 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19785 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19786 * target.h (struct target): Add legitimate_address_p.
19787 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19788 (TARGET_INITIALIZER): Include it.
19790 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19791 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19792 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19793 (TARGET_LEGITIMATE_ADDRESS_P): New.
19795 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19796 (REG_OK_STRICT_P): Delete.
19797 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19798 (frv_legitimate_address_p_1): ... this.
19799 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19800 (frv_legitimate_address_p_1): ... the renamed old
19801 frv_legitimate_address_p.
19802 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19803 (TARGET_LEGITIMATE_ADDRESS_P): New.
19805 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19806 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19807 * config/s390/s390.c (legitimate_address_p): Rename to...
19808 (s390_legitimate_address_p): ... this, make static.
19809 (legitimize_address): Adjust call.
19810 (TARGET_LEGITIMATE_ADDRESS_P): New.
19811 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19813 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19814 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19815 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19816 (TARGET_LEGITIMATE_ADDRESS_P): New.
19818 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19819 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19820 * config/spu/spu.c (spu_legitimate_address): Rename to...
19821 (spu_legitimate_address_p): ... this, make static.
19822 (TARGET_LEGITIMATE_ADDRESS_P): New.
19824 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19825 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19826 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19827 (sparc_legitimate_address_p): ... this, make static and return bool.
19828 (legitimize_address): Adjust call.
19829 (TARGET_LEGITIMATE_ADDRESS_P): New.
19831 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19832 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19833 * config/i386/i386.c (legitimate_address_p): Rename to...
19834 (ix86_legitimate_address_p): ... this, make static.
19835 (constant_address_p): Move after it, adjust call.
19836 (TARGET_LEGITIMATE_ADDRESS_P): New.
19838 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19839 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19840 * config/avr/avr.c (legitimate_address_p): Rename to...
19841 (avr_legitimate_address_p): ... this, make static.
19842 (legitimize_address): Adjust call.
19843 (TARGET_LEGITIMATE_ADDRESS_P): New.
19845 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19846 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19847 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19848 (TARGET_LEGITIMATE_ADDRESS_P): New.
19850 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19851 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19852 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19853 (TARGET_LEGITIMATE_ADDRESS_P): New.
19855 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19856 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19858 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19860 (TARGET_LEGITIMATE_ADDRESS_P): New.
19862 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19863 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19865 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19867 (m68hc11_legitimate_address_p): ... this, make static.
19868 (go_if_legitimate_address_internal): Rename to...
19869 (m68hc11_legitimate_address_p_1): ... this.
19870 (legitimize_address): Adjust call.
19871 (TARGET_LEGITIMATE_ADDRESS_P): New.
19873 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19874 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19875 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19876 (TARGET_LEGITIMATE_ADDRESS_P): New.
19878 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19879 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19880 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19881 (mn10300_legitimate_address_p): ... this, make static.
19882 (TARGET_LEGITIMATE_ADDRESS_P): New.
19884 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19885 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19886 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19887 (TARGET_LEGITIMATE_ADDRESS_P): New.
19889 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19890 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19891 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19892 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19893 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19894 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19895 (rs6000_legitimate_address_p): ... this, make static.
19896 (TARGET_LEGITIMATE_ADDRESS_P): New.
19897 (REG_MODE_OK_FOR_BASE_P): Delete.
19898 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19900 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19901 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19903 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19904 static, adjust types.
19905 (TARGET_LEGITIMATE_ADDRESS_P): New.
19907 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19908 * config/score/score.c (score_address_p): Rename to...
19909 (score_legitimate_address_p): ... this.
19910 (TARGET_LEGITIMATE_ADDRESS_P): New.
19911 * config/score/score3.c (score3_address_p): Rename to...
19912 (score3_legitimate_address_p): ... this.
19913 * config/score/score7.c (score7_address_p): Rename to...
19914 (score7_legitimate_address_p): ... this.
19916 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19917 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19918 GO_IF_LEGITIMATE_ADDRESS): Delete.
19919 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19920 thumb2_legitimate_address_p): Delete.
19921 (arm_legitimate_address_p): Rename to...
19922 (arm_legitimate_address_outer_p): ... this.
19923 * config/arm/constraints.md ("Uq"): Adjust call.
19924 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19925 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19927 (arm_legitimate_address_outer_p): ... this.
19928 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19930 (TARGET_LEGITIMATE_ADDRESS_P): New.
19932 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19933 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19934 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19935 (TARGET_LEGITIMATE_ADDRESS_P): New.
19937 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19938 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19939 * config/vax/vax.c (legitimate_address_p): Rename to...
19940 (vax_legitimate_address_p): ... this, make static.
19941 (TARGET_LEGITIMATE_ADDRESS_P): New.
19943 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19944 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19945 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19946 (TARGET_LEGITIMATE_ADDRESS_P): New.
19948 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19949 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19950 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19951 (mmix_legitimate_address_p): ... this, make static.
19952 (TARGET_LEGITIMATE_ADDRESS_P): New.
19954 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19955 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19956 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19957 (TARGET_LEGITIMATE_ADDRESS_P): New.
19959 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19961 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19962 of MODE_COMPLEX_INT.
19964 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19966 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19967 LCT_NORMAL in function call.
19968 * mips-tdump.c (print_file_desc): Add cast to enum type.
19969 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19970 (mark_stabs): Add casts to enum types.
19971 (parse_stabs_common): Add casts to enum types.
19973 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19975 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19976 Check for invalid values of LETTER.
19978 2009-05-13 Taras Glek <tglek@mozilla.com>
19980 * attribs.c (register_attribute): moved out attribute registration
19981 into register_attribute.
19982 * doc/plugins.texi: Documented register_attribute and
19984 * gcc-plugin.h: Added forward decl for register_attribute.
19985 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19986 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19987 PLUGIN_ATTRIBUTES boilerplate.
19989 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19991 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19992 values even in sentinel and empty entries.
19993 (ms_printf_flag_specs): Likewise.
19994 (ms_scanf_flag_specs): Likewise.
19995 (ms_strftime_flag_specs): Likewise.
19996 (ms_print_char_table): Likewise.
19997 (ms_scan_char_table): Likewise.
19998 (ms_time_char_table): Likewise.
20000 2009-05-13 Doug Kwan <dougkwan@google.com>
20002 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20004 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20006 * config/mips/mips.md (store): Add attributes for QI and HI.
20008 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20009 (truncdi<mode>2): ... this new pattern.
20011 2009-05-13 Brad Hards <bradh@kde.org>
20013 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20015 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20016 Ben Elliston <bje@au.ibm.com>
20018 PR middle-end/40035
20019 * dse.c (check_mem_read_rtx): Guard against width == -1.
20021 2009-05-13 Michael Matz <matz@suse.de>
20023 PR middle-end/39976
20024 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20025 (trivially_conflicts_p): New function.
20026 (insert_backedge_copies): Use it.
20028 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20030 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20031 (handle_stdc_pragma): Use new enum constant names.
20032 (handle_pragma_float_const_decimal64): Ditto.
20034 2009-05-13 Ian Lance Taylor <iant@google.com>
20036 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20039 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20041 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20042 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20044 * config/m68k/m68k.h (FL_UCLINUX): Define.
20046 2009-05-13 Jan Hubicka <jh@suse.cz>
20048 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20050 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20052 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20053 unless -fschedule-insns is specified.
20055 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20058 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20059 TARGET_EXPAND_CBRANCHDI4.
20060 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20061 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20062 (cmpeqdi): Fix comment.
20064 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20066 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20067 (sh_legitimate_address_p): Likewise.
20068 * config/sh/sh.c (sh_legitimate_index_p): New.
20069 (sh_legitimate_address_p): Likewise.
20070 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20071 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20072 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20073 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20074 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20075 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20076 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20077 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20078 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20080 2009-05-12 Jan Hubicka <jh@suse.cz>
20082 * tree-inline.c (estimate_operator_cost): Add operands;
20083 when division happens by constant, it is cheap.
20084 (estimate_num_insns): Loads and stores are not having cost of 0;
20085 EH magic stuff is cheap; when computing runtime cost of switch,
20086 use log2 base of amount of its cases; builtin_expect has cost of 0;
20087 compute cost for moving return value of call.
20088 (init_inline_once): Initialize time_based flags.
20089 * tree-inline.h (eni_weights_d): Add time_based flag.
20091 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20093 * df-core.c: Update head documentation.
20095 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20098 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20099 shadowing exisiting variable op1.
20101 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20104 * config/i386/driver-i386.c (processor_signatures): New enum.
20105 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20106 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20107 processor signature to detect geode processor.
20109 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20113 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20115 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20116 causes spurious differences between trunk and cond-optab branch.
20118 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20120 * dojump.c (compare_from_rtx): Delete.
20121 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20122 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20123 if the comparison does not satisfy the predicate; test predicates for
20124 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20125 further if one existing pattern fails.
20126 * expr.h (compare_from_rtx): Delete.
20127 (prepare_operand): Declare it.
20128 * optabs.c: Change "lib call" to "libcall" throughout.
20129 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20130 HAVE_conditional_trap, emit_cmp_insn): Delete.
20131 (can_compare_p): Delete cmp_optab case.
20132 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20133 Accept other parameters by value.
20134 (prepare_operand): Make non-static.
20135 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20136 other parameters by value. Try to widen operands here based on
20137 an optab_methods argument and looking at cbranch_optab.
20138 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20139 loop. Use cbranch_optab directly.
20140 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20141 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20143 (emit_conditional_move, emit_conditional_add): Inline what's needed
20144 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20145 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20146 with COMPARE. Move cmov_optab and cstore_optab above
20147 with cbranch_optab, move cmp_optab down with ucmp_optab,
20148 remove tst_otpab. Do not initialize trap_rtx.
20149 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20150 for trap code. Do not check HAVE_conditional_trap. Use
20151 prepare_cmp_insn. Accept no predicate for operand 3.
20152 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20153 (OTI_ctrap, ctrap_optab): New.
20154 (tst_optab): Delete.
20155 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20156 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20157 with lookup of ctrap_optab.
20158 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20160 (ctrap_optab): New.
20162 * combine.c (combine_simplify_rtx, simplify_set): Do not
20163 special case comparing against zero for cc0 machines.
20164 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20165 COMPARE on cc0 machines.
20166 (simplify_relational_operation): Return a new expression when
20167 a COMPARE could be removed.
20168 * final.c (final_scan_insn): Compare cc_status values
20169 against LHS of a (compare FOO (const_int 0)) cc0 source.
20170 Also check if cc_status.value is the full compare.
20172 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20173 (cstoreMM4): Document.
20174 (conditional_trap): Document ctrapMM4 instead.
20175 (sync_compare_and_swapMM): Refer to cbranchcc4.
20176 (Dependent Patterns): Eliminate obsolete information referring to
20177 the old jump optimization phase.
20178 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20179 of compares with 0 on cc0 machines.
20180 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20181 avoiding references to cc0. Remove text about storing operands
20183 * doc/tm.texi (Condition Codes): Include blurb on different
20184 condition code representations, separate into subsections for
20185 CC0, MODE_CC and conditional execution.
20187 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20188 alpha_emit_setcc): Accept operands and a machine mode.
20189 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20190 Get code/op0/op1 from operands, use machine mode argument
20191 instead of alpha_compare.fp_p. Emit the branch here.
20192 (alpha_emit_setcc): Likewise, and return boolean.
20193 (alpha_emit_conditional_move): Likewise. Assert that
20194 cmp_op_mode == cmp_mode, and simplify accordingly.
20195 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20196 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20197 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20199 (stack probe test): Use cbranchdi4.
20200 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20202 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20203 * config/arc/arc.h (movsicc, movsfcc): Use it.
20204 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20205 (cbranchsi4, cstoresi4): New.
20206 (cmpsi, bCC and sCC expanders): Remove.
20208 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20209 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20210 * config/arm/predicates.md (arm_comparison_operator): Only include
20211 floating-point operators if there is a hardware floating-point unit.
20212 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20213 deferring to cbranch_cc and cstore_cc respectively.
20214 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20215 cbranch_cc, cstore_cc): New.
20216 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20218 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20220 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20221 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20223 (adjust_insn_length): Adjust calls.
20224 (avr_reorg): Handle (compare (foo) (const_int 0)).
20225 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20226 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20227 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20228 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20230 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20231 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20233 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20234 (cbranchsi4, cstorebi4, cstoresi4): New.
20235 (movbisi): This insn is duplicate, split it to zero_extend.
20236 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20237 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20238 (bfin_optimize_loop): Use cbranch expander.
20239 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20240 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20241 (bfin_bimode_comparison_operator): ... this.
20242 (bfin_direct_comparison_operator): New.
20244 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20245 inside (compare FOO (const_int 0)).
20246 (cris_rtx_costs): Handle ZERO_EXTRACT.
20247 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20248 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20249 (*tstdi_v32): Delete.
20250 (*cmpdi_non_v32): Add M alternative for operand 1.
20251 (cmpsi, cmp<mode>): Make private.
20252 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20254 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20256 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20257 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20258 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20259 (cc_reg_operand): New.
20260 (any_cond): Delete.
20261 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20262 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20263 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20264 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20265 crx_expand_scond): Delete.
20267 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20269 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20270 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20272 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20273 cstoresi4, cstoresf4, cstoredf4): New.
20274 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20275 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20276 Receive the entire operands array.
20277 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20278 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20279 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20280 Get test/op0/op1 from the operands array.
20281 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20283 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20284 (h8300_expand_store): New.
20285 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20287 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20288 (h8300_expand_store): New.
20289 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20290 or do not try to produce (set (cc0) REG).
20291 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20292 change a compare into a move to a scratch register. Disable some
20293 peepholes when comparing with zero.
20294 (tstsi, tsthi, tstsi, cmpqi): Make private.
20296 (bCC, sCC): Delete.
20297 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20300 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20301 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20302 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20303 (ix86_emit_i387_log1p): Use cbranchxf2.
20304 (ix86_expand_setcc): Return void.
20305 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20306 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20307 cmp<MODEF>, cmpcc): Remove.
20308 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20309 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20310 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20311 (sCC and bCC expanders): Remove.
20312 (stack_protect_test): Use cbranchcc4.
20314 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20316 (ia64_expand_compare): Accept three rtx by reference and return void.
20317 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20318 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20319 from *expr. Update *expr with the BImode comparison to do.
20320 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20321 cmptf, bCC, sCC, conditional_trap): Delete.
20322 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20323 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20324 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20325 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20326 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20328 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20329 type of last argument.
20330 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20331 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20332 use machine mode argument instead of branch_type. Remove dead
20333 code for floating-point comparisons.
20334 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20335 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20337 (cbranchsi4, cstoresi4): New.
20338 * config/iq2000/predicates.md (reg_or_const_operand): New.
20340 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20341 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20342 (b<code>_op): Rewrite to...
20343 (bcc_op): ... this, using match_operator.
20344 (s<code>_op): Rewrite to...
20345 (scc_op): ... this, using match_operator.
20346 (s<code>_24_op): Rewrite to...
20347 (scc_op_24): ... this, using match_operator.
20348 (s<code>_<mode>): Rewrite to...
20349 (cstore<mode>4): ... this, using match_operator.
20350 (s<code>_<mode>_24): Rewrite to...
20351 (cstore<mode>4_24): ... this, using match_operator.
20352 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20353 m32c_unpend_compare, m32c_expand_scc): Delete.
20354 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20355 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20356 (m32c_expand_movcc): Change NE to EQ if necessary.
20357 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20359 * config/m32r/m32r-protos.h (gen_cond_store): New.
20360 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20361 (gen_cond_store): New, from sCC patterns.
20362 (m32r_expand_block_move): Use cbranchsi4.
20363 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20364 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20365 (cbranchsi4, cstoresi4): New.
20367 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20369 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20370 (m68hc11_notice_update_cc): Look into a compare with 0.
20371 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20373 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20374 cmphi, cmpqi, bCC): Delete.
20375 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20376 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20377 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20380 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20381 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20382 * config/m68k/constraints.md (H): New.
20383 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20384 the define_insn below.
20385 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20386 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20387 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20388 patterns): Wrap RHS with COMPARE.
20389 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20390 (*cmpdi_internal): Name this pattern.
20391 (cmpdi): Change to define_insn.
20392 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20393 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20394 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20396 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20397 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20398 (conditional_trap): Change to...
20399 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20400 (*conditional_trap): Use the ordered_comparison_operator and
20401 const1_operand predicates.
20402 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20403 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20404 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20405 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20407 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20408 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20409 (mcore_gen_compare): New.
20410 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20411 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20412 (mcore_gen_compare): ... this.
20413 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20414 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20415 (stack probe pattern): Use cbranchsi4.
20417 * config/mips/predicates.md (mips_cstore_operator): New.
20418 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20419 * config/mips/mips.md (any_cond): Delete.
20420 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20422 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20423 fixuns_truncsfdi2): Use cbranch patterns.
20424 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20425 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20426 Adjust call to mips_expand_conditional_branch.
20427 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20429 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20430 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20431 * config/mips/mips.c (cmp_operands): Delete.
20432 (mips_emit_compare): Get comparison operands from *op0/*op1.
20433 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20434 that it succeeds. Use op0/op1 instead of cmp_operands.
20435 (mips_expand_conditional_branch, mips_expand_conditional_move,
20436 mips_expand_conditional_trap): Likewise.
20437 (mips_block_move_loop): Use cbranch patterns.
20438 * config/mips/mips.h (cmp_operands): Delete.
20440 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20441 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20442 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20443 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20444 (*cmpcc_folded): Rename to...
20445 (*cmpdi_folded): this.
20446 (*cmpcc): Rename to...
20448 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20451 (cbranchdf4): New. Handle invalid comparisons here.
20452 * config/mmix/predicates.md (float_comparison_operator): New.
20454 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20455 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20456 * config/mn10300/mn10300.md (tst): Delete.
20457 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20458 Name these patterns and wrap RHS in a compare.
20459 (*cmpsi): Make this pattern private. Include tst.
20460 (*cmpsf): Make this pattern private.
20461 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20462 (compare with zero peepholes): Likewise.
20464 (cbranchsi4, cbranchsf4): New.
20465 (casesi): Use cbranchsi4.
20467 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20468 hppa_branch_type): Delete.
20469 (return_addr_rtx): Use cbranchsi4.
20470 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20471 Emit CCFPmode comparison here.
20472 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20473 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20474 hppa_branch_type): Delete.
20475 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20476 (movsicc, movdicc): Remove references to hppa_compare_op0,
20477 hppa_compare_op1 and compare_from_rtx.
20478 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20479 (casesi): Use cbranchsi4.
20481 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20482 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20483 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20484 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20485 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20487 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20488 (*branch, *branch_inverted): New.
20490 * config/picochip/picochip.md (cbranchhi4): Use
20491 ordered_comparison_operator.
20492 (cmphi, bCC): Remove.
20494 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20495 (trap_comparison_operator): Delete.
20496 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20497 rs6000_emit_cbranch): Accept mode and operands.
20498 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20499 rs6000_compare_fp_p): Delete.
20500 (rs6000_generate_compare): Accept mode and comparison. Extract code
20501 and op0/op1 from there. Replace references to rs6000_compare_op0
20502 and rs6000_compare_op1.
20503 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20504 extract result from passed operands.
20505 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20506 extract loc from passed operands.
20507 (rs6000_emit_cmove): Likewise.
20508 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20509 rs6000_compare_fp_p): Delete.
20510 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20511 (cbranch<GPR>4, cbranch<FP>4): New.
20512 (cstore<mode>4): New. Consolidate here all choices about when to use
20513 portable or specialized sCC sequences.
20514 (stack_protect_test): Use cbranchsi4.
20515 (conditional_trap): Replace with ctrap<GPR>4.
20516 (conditional trap insn): Replace trap_comparison_operator with
20517 ordered_comparison_operator.
20519 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20520 (s390_emit_prologue): Use ctrap.
20521 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20522 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20523 New predicates replacing...
20524 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20525 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20526 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20527 (add<mode>cc): Do not use s390_compare_op0/op1.
20528 (s<code>): Change to...
20529 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20530 (seq): Change to...
20531 (cstorecc4): ... this. Handle EQ or NE equally.
20532 (*sne): Un-privatize for use in cstorecc4.
20533 (b<code>): Change to...
20534 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20535 (conditional_trap): Replace with...
20536 (ctrap<GPR>4, ctrap<FP>4): ... these.
20537 (stack_protect): Use cbranchcc4.
20539 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20540 * config/score/score-protos.h (score_gen_cmp): Delete.
20541 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20542 (score_block_move-loop): Use cbranchsi4.
20543 * config/score/score.md (cbranchsi4): New.
20544 (cmpsi, bCC): Delete.
20545 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20546 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20547 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20548 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20549 * config/score/score3.h (score3_gen_cmp): Delete.
20550 * config/score/score7.h (score7_gen_cmp): Delete.
20552 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20553 (sh_emit_scc_to_t): ... this. Return void.
20554 (from_compare): Rename to...
20555 (sh_emit_compare_and_branch): ... this.
20556 (sh_emit_compare_and_set): New.
20557 (sh_expand_t_scc): Accept operands.
20558 * config/sh/predicates.md (sh_float_comparison_operator): New.
20559 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20560 (prepare_scc_operands): Rename to...
20561 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20563 (sh_emit_cheap_store_flag): New.
20564 (sh_emit_set_t_insn): New.
20565 (from_compare): Rename to...
20566 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20567 handling of TARGET_SH2E floating point to avoid recursive call.
20568 Generate branch here.
20569 (sh_emit_compare_and_set): New.
20570 (sh_expand_t_scc): Get op0/op1 from arguments.
20571 (sh_emit_cheap_store_flag): New.
20572 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20574 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20575 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20576 (movsicc, movdicc): Do nothing when it recreated operands from
20577 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20578 prepare_scc_operands (now sh_emit_scc_to_t).
20579 (udivdi3): Use cstoresi4.
20580 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20581 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20582 (cbranchint4_media, cbranchfp4_media): New.
20583 (casesi): Use cbranchdi4.
20584 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20586 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20587 (movnegt): Remove second operand.
20588 (cbranchsf4, cbranchdf4): New.
20589 (stack_protect): Use cbranchdi4/cbranchsi4.
20591 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20592 (gen_compare_reg): Accept comparison, extract part of it to...
20593 (gen_compare_reg_1): ... this.
20594 (gen_compare_operator): Delete.
20595 (gen_v9_scc): Accept separate destination, comparison code and arms.
20596 Do not use sparc_compare_op0/sparc_compare_op1.
20597 (emit_scc_insn, emit_conditional_branch_insn): New.
20598 (emit_v9_brxx): Make static. Remove useless assertion.
20599 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20601 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20602 * config/sparc/sparc-protos.h (gen_compare_reg,
20603 sparc_emit_float_lib_cmp): Adjust prototype.
20604 (emit_scc_insn, emit_conditional_branch_insn): New.
20605 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20606 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20607 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20608 iterators to the top.
20609 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20610 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20611 snedi_special_trunc): Delete.
20612 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20613 and snedi_special_trunc.
20614 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20615 cbranchdi4, cbranch<F:mode>4): New.
20616 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20617 here. Use gen_compare_reg instead of gen_compare_operator.
20618 (conditional_trap): Replace with...
20619 (ctrapsi4, ctrapdi4): ... this.
20620 (stack_protect_test): Use cbranchcc4.
20622 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20624 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20625 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20626 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20627 from operands[0] or operands[3] depending on is_set.
20628 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20629 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20630 cmpdf, bCC), sCC: Remove.
20631 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20632 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20634 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20635 spu_emit_branch_or_set.
20637 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20639 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20640 xstormy16_compare_op1): Delete.
20641 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20642 xstormy16_compare_op1): Delete.
20643 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20645 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20646 (cmphi, cmpsi, bCC): Remove.
20648 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20649 (*cmpsi): ... this one.
20650 (cbranchsi4, cstoresi4): New.
20651 (bCC expanders): Delete.
20652 (sCC insns): Fold into...
20653 (*setcc): ... this one.
20654 (casesi): Do not use gen_cmpsi and gen_bgtu.
20655 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20656 (movsicc): Simplify.
20657 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20659 * config/vax/vax-protos.h (cond_name): New.
20660 (vax_output_conditional_branch): Remove.
20661 * config/vax/vax.c (cond_name): New.
20662 (vax_output_conditional_branch): Remove.
20663 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20664 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20665 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20666 (bit<VAXint>): Wrap source with (compare).
20667 (b<code> and following unnamed pattern): Rename to *branch and
20668 *branch_reversed. Change macroization to match_operator.
20669 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20671 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20672 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20673 Change last argument to machine_mode.
20674 (xtensa_expand_scc): Add machine_mode argument.
20675 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20676 (gen_conditional_move, xtensa_expand_conditional_branch,
20677 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20678 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20679 Adjust operand numbers.
20680 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20682 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20683 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20684 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20686 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20688 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20689 causes spurious differences between trunk and cond-optab branch.
20691 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20694 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20696 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20698 * tree.c (iterative_hash_pointer): Delete.
20699 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20700 Hash UIDs and versions of SSA names. Don't special-case built-in
20701 function declarations.
20703 2009-05-11 Ian Lance Taylor <iant@google.com>
20706 * graphite.c: Force -Wc++-compat to only be a warning before
20707 #including "cloog/cloog.h".
20709 2009-05-11 Martin Jambor <mjambor@suse.cz>
20711 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20713 2009-05-11 Jan Hubicka <jh@suse.cz>
20715 * tree-ssa-loop-ivcanon.c: Include target.h
20716 (struct loop_size): new structure.
20717 (constant_after_peeling): New predicate.
20718 (tree_estimate_loop_size): New function.
20719 (estimated_unrolled_size): Rewrite for new estimates.
20720 (try_unroll_loop_completely): Use new estimates.
20721 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20723 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20725 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20726 libcpp interface change.
20727 (spu_macro_to_expand): Likewise.
20729 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20731 PR tree-optimization/40026
20732 * gimplify.c (gimplify_init_constructor): Change initial conditional
20733 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20734 optimize_compound_literals_in_ctor.
20736 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20738 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20740 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20742 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20744 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20745 HOST_WIDE_INT for gap.
20747 2009-05-11 Ira Rosen <irar@il.ibm.com>
20749 PR tree-optimization/40074
20750 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20751 account in group size and step comparison.
20753 2009-05-11 Richard Guenther <rguenther@suse.de>
20755 * passes.c (init_optimization_passes): Strip now incorrect comment.
20756 (execute_function_todo): Do not set PROP_alias.
20757 * tree-pass.h (PROP_alias): Remove.
20758 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20759 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20760 * tree-nrv.c (pass_return_slot): Likewise.
20761 * tree-object-size.c (pass_object_sizes): Likewise.
20762 * tree-ssa-dom.c (pass_dominator): Likewise.
20763 (pass_phi_only_cprop): Likewise.
20764 * tree-ssa-dse.c (pass_dse): Likewise.
20765 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20766 (pass_cselim): Likewise.
20767 * tree-ssa-pre.c (pass_pre): Likewise.
20768 (pass_fre): Likewise.
20769 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20770 * tree-ssa-sink.c (pass_sink_code): Likewise.
20771 * tree-stdarg.c (pass_stdarg): Likewise.
20772 * tree-tailcall.c (pass_tail_calls): Likewise.
20773 * tree-vrp.c (pass_vrp): Likewise.
20775 2009-05-10 Ian Lance Taylor <iant@google.com>
20777 * basic-block.h (enum profile_status): Break out of struct
20778 control_flow_graph.
20779 * cgraph.h (struct inline_summary): Break out of struct
20781 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20782 of struct cgraph_order_sort.
20783 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20784 * cse.c (struct branch_path): Break out of struct
20785 cse_basic_block_data.
20786 * except.h (enum eh_region_type): Break out of struct eh_region.
20787 * gcc.c (enum add_del): Break out of struct modify_target.
20788 * genrecog.c (enum decision_type): Break out of struct decision_test.
20789 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20791 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20792 * regmove.c (enum match_use): New enum, broken out of struct match.
20793 * sched-int.h (enum post_call_group): New enum, broken out of
20795 (struct deps_reg): Break out of struct deps.
20796 * target.h (struct asm_int_op): Break out of struct gcc_target.
20797 * tree-eh.c (struct goto_queue_node): Break out of struct
20799 * tree-inline.h (enum copy_body_cge_which): Break out of
20801 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20803 * c-decl.c (in_struct, struct_types): New static variables.
20804 (pushtag): Add loc parameter. Change all callers.
20805 (lookup_tag): Add ploc parameter. Change all callers.
20806 (check_compound_literal_type): New function.
20807 (parser_xref_tag): Add loc parameter. Change all callers. If
20808 -Wc++-compat, warn about struct/union/enum types defined within a
20810 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20811 and loc parameters. Change all callers. Change error calls to
20812 error_at, using loc. For a redefinition, if the location of the
20813 original definition is known, report it. Set in_struct and
20814 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20815 (finish_struct): Add new parameters enclosing_in_struct and
20816 enclosing_struct_types. Change all callers. Set
20817 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20818 in the struct. If in a struct, add this struct to struct_types.
20819 (start_enum): Add loc parameter. Change all callers. Use
20820 error_at for errors, using loc. For a redefinition, if the
20821 location of the original definition is known, report it. If in a
20822 struct, add this enum type to struct_types. If -Wc++-compat warn
20823 if in sizeof, typeof, or alignof.
20824 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20825 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20826 (c_parser_enum_specifier): Get enum location for start_enum.
20827 (c_parser_struct_or_union_specifier): Get struct location for
20828 start_struct. Save in_struct and struct_types status between
20829 start_struct and finish_struct.
20830 (c_parser_cast_expression): Get location of cast.
20831 (c_parser_alignof_expression): Get location of type.
20832 (c_parser_postfix_expression): Likewise.
20833 (c_parser_postfix_expression_after_paren_type): Add type_loc
20834 parameter. Change all callers. Call check_compound_literal_type.
20835 Use type_loc for error about variable size type.
20836 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20837 of an enum constant from an enum type defined in a struct or union.
20838 (c_cast_expr): Add loc parameter. Change all callers. If
20839 -Wc++-compat, warn about defining a type in a cast.
20840 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20841 (start_enum, start_struct, finish_struct): Update declarations.
20842 (parser_xref_tag, c_cast_expr): Update declarations.
20843 (check_compound_literal_type): Declare.
20845 2009-05-11 Ben Elliston <bje@au.ibm.com>
20847 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20848 for recent libcpp interface change.
20849 (rs6000_macro_to_expand): Likewise.
20851 2009-05-10 Michael Matz <matz@suse.de>
20854 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20855 not at entry of function.
20857 2009-05-10 Richard Guenther <rguenther@suse.de>
20859 PR tree-optimization/40081
20861 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20862 using the main variant of the element type. Do not fiddle with
20863 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20865 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20866 structs with volatile fields.
20868 2009-05-10 Jan Hubicka <jh@suse.cz>
20870 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20871 (estimate_move_cost): Assert that it does not get called for
20873 (estimate_num_insns): Skip VOID types in argument handling.
20874 (optimize_inline_calls): Delete unreachable blocks and verify that
20875 callgraph is valid.
20877 2009-05-10 Jan Hubicka <jh@suse.cz>
20879 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20880 * cgraph.c (cgraph_mark_address_taken_node): New function.
20881 (dump_cgraph_node): Dump new flag.
20882 * cgraph.h (struct cgraph_node): Add address_taken.
20883 (cgraph_mark_address_taken_node): New function.
20884 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20885 since new direct calls can be born.
20887 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20889 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20890 tok->val.node.node.
20892 2009-05-10 Jan Hubicka <jh@suse.cz>
20894 PR middle-end/40084
20895 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20897 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20898 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20899 * tree-inline.c (copy_bb): Set frequency correctly.
20900 (fold_marked_statements): Update call to
20901 cgraph_update_edges_for_call_stmt.
20903 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20905 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20906 identifiers in diagnostics.
20907 * config/arm/arm.c (arm_handle_fndecl_attribute,
20908 arm_handle_isr_attribute): Likewise.
20909 * config/avr/avr.c (avr_handle_progmem_attribute,
20910 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20911 * config/bfin/bfin.c (handle_int_attribute,
20912 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20913 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20914 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20916 * config/darwin.c (darwin_handle_kext_attribute,
20917 darwin_handle_weak_import_attribute): Likewise.
20918 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20919 h8300_handle_eightbit_data_attribute,
20920 h8300_handle_tiny_data_attribute): Likewise.
20921 * config/i386/i386.c (ix86_handle_cconv_attribute,
20922 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20923 * config/i386/winnt.c (ix86_handle_shared_attribute,
20924 ix86_handle_selectany_attribute): Likewise.
20925 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20926 * config/m32c/m32c.c (function_vector_handler): Likewise.
20927 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20928 m68hc11_handle_fntype_attribute): Likewise.
20929 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20930 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20931 * config/mips/mips.c (mips_insert_attributes,
20932 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20933 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20934 rs6000_handle_struct_attribute): Likewise.
20935 * config/sh/sh.c (sh_insert_attributes,
20936 sh_handle_resbank_handler_attribute,
20937 sh_handle_interrupt_handler_attribute,
20938 sh2a_handle_function_vector_handler_attribute,
20939 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20941 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20942 * config/spu/spu.c (spu_handle_fndecl_attribute,
20943 spu_handle_vector_attribute): Likewise.
20944 * config/stormy16/stormy16.c
20945 (xstormy16_handle_interrupt_attribute): Likewise.
20946 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20947 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20949 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20951 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20952 (pp_translate_identifiers): New.
20953 (pp_identifier): Only conditionally translate identifier to locale
20955 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20956 (pp_base_tree_identifier): Only conditionally translate identifier
20957 to locale character set.
20958 * c-pretty-print.c (M_): Define.
20959 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20960 fragments for conditional translation with M_.
20961 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20962 identifier translation.
20964 2009-05-10 Richard Guenther <rguenther@suse.de>
20966 PR tree-optimization/40081
20967 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20968 using the main variant of the element type. Do not fiddle with
20969 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20971 2009-05-09 Jan Hubicka <jh@suse.cz>
20973 PR middle-end/40080
20974 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20975 indirect calls; verify cgraph afterwards.
20977 2009-05-09 Jan Hubicka <jh@suse.cz>
20980 * ipa.c (update_inlined_to_pointer): New function.
20981 (cgraph_remove_unreachable_nodes): Use it.
20983 2009-05-09 Jan Hubicka <jh@suse.cz>
20985 * tree-eh.c (struct leh_state): Remove prev_try.
20986 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20987 not track prev_try.
20988 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20989 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20990 remove_eh_handler_and_replace, foreach_reachable_handler,
20991 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20992 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20993 (gen_eh_region_cleanup): Update prototype.
20995 2009-05-09 Jan Hubicka <jh@suse.cz>
20997 PR middle-end/40043
20998 * except.c (copy_eh_region): Always set prev_try.
20999 (redirect_eh_edge_to_label): Find outer try.
21000 (foreach_reachable_handler): When looking for prev try
21001 handle case where previous try is not going to be taken.
21003 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21005 PR tree-optimization/40049
21006 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21007 only vector/vector shifts, convert the type of the constant to the
21008 appropriate type to avoid building incorrect trees, which
21009 eventually have problems with garbage collection.
21011 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21013 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21014 -1 for complex floating-point types if honoring signed zeros.
21016 2009-05-08 Jan Hubicka <jh@suse.cz>
21018 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21019 argument; handle correctly when profile is absent.
21020 (build_cgraph_edges): Update.
21021 (rebuild_cgraph_edges): Update.
21022 * cgraph.c: Do not include varray.h.
21023 (cgraph_set_call_stmt_including_clones): New function.
21024 (cgraph_create_edge_including_clones): Likewise
21025 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21026 (cgraph_update_edges_for_call_stmt): Handle clones.
21027 (cgraph_remove_node): Handle clone tree.
21028 (cgraph_remove_node_and_inline_clones): New function.
21029 (dump_cgraph_node): Dump clone tree.
21030 (cgraph_clone_node): Handle clone tree.
21031 (clone_function_name): Bring here from tree-inline.c.
21032 (cgraph_create_virtual_clone): New function.
21033 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21034 (cgraph_clone_info): New function.
21035 (strut cgraph_node): Add clone_info and new clone tree pointers.
21036 (cgraph_remove_node_and_inline_clones,
21037 cgraph_set_call_stmt_including_clones,
21038 cgraph_create_edge_including_clones,
21039 cgraph_create_virtual_clone): Declare.
21040 (cgraph_function_versioning): Use VEC argument.
21041 (compute_call_stmt_bb_frequency): Update prototype.
21042 (cgraph_materialize_all_clones): New function.
21043 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21044 (ipcp_create_replace_map): Update to VECtors.
21045 (ipcp_update_callgraph): Use virtual clones.
21046 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21047 (ipcp_update_profiling): Do not update local profiling.
21048 (ipcp_insert_stage): Use VECtors and virtual clones.
21049 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21050 (clone_of_p): New function.
21051 (cgraph_preserve_function_body_p): Use clone tree.
21052 (cgraph_optimize): Materialize clones.
21053 (cgraph_function_versioning): Update for VECtors.
21054 (save_inline_function_body): Use clone tree.
21055 (cgraph_materialize_clone): New function.
21056 (cgraph_materialize_all_clones): Likewise.
21057 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21058 * ipa.c: Include gimple.h.
21059 (cgraph_remove_unreachable_nodes): Use clone tree.
21060 * ipa-prop.c (ipa_note_param_call): Update call to
21061 compute_call_stmt_bb_frequencycall.
21062 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21063 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21064 (copy_bb): Handle updating of clone tree; add new edge when new call
21066 (expand_call_inline): Be strict about every call having edge.
21067 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21068 (delete_unreachable_blocks_update_callgraph): New function.
21069 (tree_function_versioning): Use VECtors; always remove unreachable
21070 blocks and fold conditionals.
21071 * tree-inline.h: Do not include varray.h.
21072 (tree_function_versioning): Remove.
21073 * Makefile.in (GTFILES): Remove tree-inline.c
21074 * passes.c (do_per_function): Do only functions having body.
21075 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21078 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21079 Andrew Morrow <acm@google.com>
21082 * c-common.c (c_common_attribute_table): Permit deprecated
21083 attribute to take an optional argument.
21084 (handle_deprecated_attribute): If the optional argument to
21085 __attribute__((deprecated)) is not a string ignore the attribute
21086 and emit a warning.
21088 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21089 * c-typeck.c (build_component_ref): Likewise.
21090 (build_external_ref): Likewise.
21092 * toplev.c (warn_deprecated_use): Add an attribute argument.
21093 Emit the message associated with __attribute__((deprecated)).
21095 * toplev.h (warn_deprecated_use): Updated.
21097 * doc/extend.texi: Document new optional parameter to
21098 __attribute__((deprecated))
21100 2009-05-08 Michael Eager <eager@eagercon.com>
21102 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21103 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21105 2009-05-08 Richard Guenther <rguenther@suse.de>
21107 PR tree-optimization/40062
21108 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21109 Avoid exponential behavior.
21111 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21113 PR rtl-optimization/33928
21115 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21116 process_uses, build_single_def_use_links): New.
21117 (update_df): Update use_def_ref.
21118 (forward_propagate_into): Use get_def_for_use instead of use-def
21120 (fwprop_init): Call build_single_def_use_links and let it initialize
21122 (fwprop_done): Free use_def_ref.
21123 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21124 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21125 df_rd_simulate_one_insn): New.
21126 (df_rd_bb_local_compute_process_def): Update head comment.
21127 (df_chain_create_bb): Use the new RD simulation functions.
21128 * df.h (df_rd_simulate_artificial_defs_at_top,
21129 df_rd_simulate_one_insn): New.
21130 * opts.c (decode_options): Enable fwprop at -O1.
21131 * doc/invoke.texi (-fforward-propagate): Document this.
21133 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21136 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21137 and one complex operand specially.
21138 * tree-complex.c (some_nonzerop): Do not identify a real value as
21139 zero if flag_signed_zeros.
21141 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21143 PR rtl-optimization/33928
21144 * loop-invariant.c (record_use): Fix && vs. || mishap.
21146 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21148 PR rtl-optimization/33928
21149 * loop-invariant.c (struct use): Add addr_use_p.
21150 (struct def): Add n_addr_uses.
21151 (struct invariant): Add cheap_address.
21152 (create_new_invariant): Set cheap_address.
21153 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21154 (record_uses): Pass df_ref to record_use.
21155 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21158 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21160 * config/sh/sh.c: Do not include c-pragma.h.
21162 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21164 * config/spu/spu.c: Remove include of c-common.h.
21166 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21169 * c-common.h (mark_valid_location_for_stdc_pragma,
21170 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21171 clear_float_const_decimal64, float_const_decimal64_p): New.
21172 * c.opt (Wunsuffixed-float-constants): New.
21173 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21174 unsuffixed float constant, handle new warning.
21175 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21176 * c-decl.c (c_scope): New flag float_const_decimal64.
21177 (set_float_const_decimal64, clear_float_const_decimal64,
21178 float_const_decimal64_p): New.
21179 (push_scope): Set new flag.
21180 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21181 to use STDC pragmas.
21182 (c_parser_external_declaration): Ditto.
21183 (c_parser_compound_statement_nostart): Ditto.
21184 * c-pragma.c (valid_location_for_stdc_pragma,
21185 mark_valid_location_for_stdc_pragma,
21186 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21187 handle_pragma_float_const_decimal64): New.
21188 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21189 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21190 set_float_const_decimal64, clear_float_const_decimal64,
21191 float_const_decimal64_p): New dummy functions.
21192 * doc/extend.texi (Decimal Float): Remove statement that the
21193 pragma, and suffix for double constants, are not supported.
21194 * doc/invoke.texi (Warning Options): List new option.
21195 (-Wunsuffixed-float-constants): New.
21197 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21199 * config/i386/i386.c: Do not include c-common.h.
21201 2009-05-07 Mark Heffernan <meheff@google.com>
21203 * doc/invoke.texi (Debugging Options): Document change of debugging
21205 * opts.c (decode_options): Make dump_base_name relative to
21206 aux_base_name directory.
21208 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21210 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21211 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21213 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21215 * Makefile.in (install-plugin): Simplify a bit.
21217 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21219 * Makefile.in (OBJS-common): Add regcprop.o.
21221 * timevar.def (TV_CPROP_REGISTERS): New.
21222 * regrename.c (regrename_optimize): Return 0.
21223 (rest_of_handle_regrename): Delete.
21224 (pass_rename_registers): Point to regrename_optimize.
21225 (struct value_data_entry, struct value_data,
21226 kill_value_one_regno, kill_value_regno, kill_value,
21227 set_value_regno, init_value_data, kill_clobbered_value,
21228 kill_set_value, kill_autoinc_value, copy_value,
21229 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21230 replace_oldest_value_reg, replace_oldest_value_addr,
21231 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21232 debug_value_data, validate_value_data): Move...
21233 * regcprop.c: ... here.
21234 (rest_of_handle_cprop): Delete.
21235 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21237 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21239 PR middle-end/40057
21240 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21241 GEN_INT for 1 << bitnum.
21242 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21243 build_int_cst_type.
21245 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21247 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21248 Remove wrong description of "nand" operation.
21250 2009-05-06 Richard Guenther <rguenther@suse.de>
21251 Adam Nemet <anemet@caviumnetworks.com>
21253 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21254 comment. Add that if LHS is not a gimple register, then RHS1 has
21255 to be a single object (GIMPLE_SINGLE_RHS).
21257 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21259 * expr.c (get_def_for_expr): Move it up in the file.
21260 (store_field): When expanding a bit-field store, look at the
21261 defining gimple stmt for the masking conversion.
21263 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21265 PR middle-end/39986
21266 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21267 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21268 32-bit memcpy into long.
21270 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21272 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21273 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21275 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21276 instead of appending DW_OP_deref*.
21278 2009-05-06 Michael Matz <matz@suse.de>
21280 PR middle-end/40021
21281 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21282 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21284 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21286 * Makefile.in (install-plugin): Fix srcdir handling.
21288 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21290 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21291 when processing for not_regs_needed bitmap.
21292 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21293 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21294 handling it for rhs.
21296 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21298 * config/i386/i386.md (unnamed inc/dec peephole): Use
21299 optimize_insn_for_size_p instead of optimize_size.
21300 * config/i386/predicates.md (incdec_operand): Likewise.
21301 (aligned_operand): Likewise.
21302 * config/i386/sse.md (divv8sf3): Likewise.
21303 (sqrtv8sf2): Likewise.
21305 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21307 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21309 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21311 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21313 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21314 ssemodesuffixf2c with avxmodesuffixf2c.
21316 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21319 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21321 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21323 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21324 (struct tree_base): Adjust spacing for 8 bit boundaries.
21325 (struct tree_decl_common): Add decl_by_reference_flag bit.
21326 (DECL_BY_REFERENCE): Adjust.
21327 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21328 print DECL_BY_REFERENCE bit.
21329 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21330 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21331 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21332 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21335 PR middle-end/39666
21336 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21337 range of the type, but default label is missing, add it with one
21338 of the existing labels instead of adding a new label for it.
21340 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21344 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21346 * Makefile.in (enable_plugin, plugin_includedir): New.
21347 (install): Depend on install-plugin.
21348 (PLUGIN_HEADERS): New.
21349 (install-plugin): New.
21350 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21352 2009-05-05 Richard Guenther <rguenther@suse.de>
21354 PR tree-optimization/40022
21355 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21357 (phivn_valid_p): Fix tuplification error, simplify.
21358 (phiprop_insert_phi): Add dumps.
21359 (propagate_with_phi): Simplify.
21361 2009-05-05 Richard Guenther <rguenther@suse.de>
21363 PR middle-end/40023
21364 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21366 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21368 * tree.h (strip_float_extensions): Remove duplicate declaration.
21369 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21370 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21371 block_ultimate_origin): Rearrange the declarations line to match the
21372 comment that indicates the .c file which the functions are defined.
21373 (dwarf2out_*, set_decl_rtl): Add comment.
21374 (get_base_address): Adjust comment.
21375 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21376 declarations line and add comment.
21377 (is_builtin_name): Add blank after function name, for clarity.
21379 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21381 * attribs.c (decl_attributes): Use %qE for identifiers in
21383 * cgraphunit.c (verify_cgraph_node): Translate function names to
21384 locale character set in diagnostics.
21385 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21387 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21388 Document that functions are named in UTF-8.
21389 * expr.c (expand_expr_real_1): Translate function names to locale
21390 character set in diagnostics.
21391 * gimplify.c (omp_notice_variable, omp_is_private,
21392 gimplify_scan_omp_clauses): Use %qE for identifiers in
21394 * langhooks.c (lhd_print_error_function): Translate function names
21395 to locale character set.
21396 * langhooks.h (decl_printable_name): Document that return value is
21397 in internal character set.
21398 * stmt.c: Include pretty-print.h
21399 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21401 (resolve_operand_name_1): Translate named operand name to locale
21403 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21405 * toplev.c (announce_function): Translate function names to locale
21407 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21408 (default_tree_printer): Use pp_identifier or translate identifiers
21409 to locale character set. Mark "<anonymous>" for translation.
21410 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21411 for identifiers in diagnostics.
21412 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21414 * varasm.c (output_constructor): Use %qE for identifiers in
21417 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21419 * configure.ac: use ` ` instead of $()
21420 * configure: Regenerate.
21422 2009-05-05 Ben Elliston <bje@au.ibm.com>
21424 * config/pa/linux-atomic.c: Eliminate conditional include of
21425 errno.h on non-LP64 systems to simplify build requirements.
21427 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21429 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21431 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21432 and pass value to identifier_to_locale.
21433 (warn_variable_length_array): Make name a tree.
21434 (grokdeclarator): Separate diagnostic texts for named and unnamed
21435 declarators. Use %qE for named declarators.
21436 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21438 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21439 identifiers in diagnostics.
21440 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21441 identifier_to_locale. Mark "anonymous" strings for translation.
21443 2009-05-04 Michael Eager <eager@eagercon.com>
21445 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21446 address for DImode/DFmode only if double-precision FP regs.
21448 2009-05-04 Michael Eager <eager@eagercon.com>
21450 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21451 TARGET_SINGLE_FLOAT check.
21453 2009-05-04 Michael Eager <eager@eagercon.com>
21455 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21457 2009-05-04 Michael Eager <eager@eagercon.com>
21459 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21460 * config/rs6000/t-xilinx: New
21462 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21464 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21465 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21466 * gcc/explow.c (memory_address): Use target hook.
21467 * gcc/targhooks.c (default_legitimize_address): New.
21468 * gcc/targhooks.h (default_legitimize_address): New.
21469 * gcc/target.h (legitimize_address): New.
21470 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21471 (TARGET_INITIALIZER): Include it.
21472 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21474 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21475 * config/bfin/bfin.c (legitimize_address): Remove.
21476 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21477 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21479 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21480 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21482 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21483 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21484 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21485 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21486 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21487 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21488 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21489 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21490 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21491 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21492 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21493 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21494 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21495 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21496 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21497 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21498 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21499 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21500 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21501 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21502 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21503 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21504 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21506 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21507 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21508 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21509 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21510 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21511 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21512 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21513 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21514 (thumb_legitimize_address): Delete.
21515 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21516 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21517 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21518 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21519 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21520 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21522 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21525 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21526 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21527 * config/m32r/m32r.c (m32r_legitimize_address): New.
21528 * config/m68k/m68k.c (m68k_legitimize_address): New.
21529 * config/score/score.c (score_legitimize_address): Standardize.
21530 * config/score/score3.c (score3_legitimize_address): Standardize.
21531 * config/score/score3.h (score3_legitimize_address): Adjust.
21532 * config/score/score7.c (score7_legitimize_address): Standardize.
21533 * config/score/score7.h (score7_legitimize_address): Adjust.
21534 * config/sh/sh.c (sh_legitimize_address): New.
21535 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21537 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21538 (s390_legitimize_address): ... this.
21539 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21540 (sparc_legitimize_address): ... this.
21541 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21542 (ix86_legitimize_address): ... this.
21543 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21544 (avr_legitimize_address): ... this.
21545 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21546 (mn10300_legitimize_address): ... this.
21547 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21548 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21549 (alpha_expand_mov): Adjust call.
21551 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21552 * config/spu/spu.c (spu_legitimize_address): Likewise.
21553 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21554 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21556 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21558 * intl.c (locale_encoding, locale_utf8): New.
21559 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21560 * intl.h (locale_encoding, locale_utf8): Declare.
21561 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21562 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21564 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21566 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21567 (pp_base_tree_identifier): Declare as function.
21568 (identifier_to_locale): Declare.
21569 * Makefile.in (pretty-print.o): Update dependencies.
21570 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21572 2009-05-04 Richard Guenther <rguenther@suse.de>
21574 PR middle-end/40015
21575 * builtins.c (fold_builtin_memory_op): Do not decay to element
21576 type if the size matches the whole array.
21578 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21580 * expmed.c (synth_mult): When trying out a shift, pass the result
21583 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21585 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21586 (shiftsub1_cost): New.
21587 (init_expmed): Compute shiftsub1_cost.
21588 (synth_mult): Optimize multiplications by constants of the form
21589 -(2^^m-1) for some constant positive integer m.
21591 2009-05-03 Richard Guenther <rguenther@suse.de>
21594 * c-typeck.c (array_to_pointer_conversion): Do not built
21595 ADDR_EXPRs of arrays of pointer-to-element type.
21596 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21597 up wrong ADDR_EXPRs after-the-fact.
21598 * c-common.c (strict_aliasing_warning): Strip pointer
21599 conversions for obtaining the original type.
21600 * builtins.c (fold_builtin_memset): Handle array types.
21601 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21604 2009-05-03 Richard Guenther <rguenther@suse.de>
21606 PR middle-end/23329
21607 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21608 Do not lose casts from array types with unknown extent to array
21609 types with known extent.
21610 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21611 alias set compatibility.
21613 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21615 * flags.h (extra_warnings): Delete.
21616 * toplev.c (process_options): Handle Wuninitialized here.
21617 * opts.c (extra_warnings): Delete.
21618 (set_Wextra): Delete.
21619 (common_handle_option): -Wextra can be handled automatically.
21620 * c-opts.c (c_common_handle_option): Delete obsolete code.
21621 (c_common_post_options): Simplify comment.
21622 * common.opt (W): Add Var.
21624 (Wuninitialized): Initialize to -1.
21626 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21627 Richard Guenther <rguenther@suse.de>
21629 * expr.c (get_def_for_expr): New function.
21630 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21631 SSA rather than trees.
21632 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21633 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21635 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21637 * c-common.c (reswords): Add _Imaginary.
21638 * c-common.c (enum rid): Add RID_IMAGINARY.
21640 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21642 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21643 Patch by Richard Guenther.
21645 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21647 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21648 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21649 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21650 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21651 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21652 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21653 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21654 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21655 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21656 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21657 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21658 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21659 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21660 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21661 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21662 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21663 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21664 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21666 2009-05-02 Richard Guenther <rguenther@suse.de>
21668 PR tree-optimization/39940
21669 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21672 2009-05-02 Richard Guenther <rguenther@suse.de>
21674 PR middle-end/40001
21675 * tree-ssa.c (execute_update_addresses_taken): Properly check
21676 if we can mark a variable DECL_GIMPLE_REG_P.
21677 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21678 back to the end of the function.
21679 (is_gimple_reg_type): Remove complex type special casing.
21680 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21683 2009-05-02 Ben Elliston <bje@au.ibm.com>
21685 * doc/collect2.texi (Collect2): Document search path behaviour
21686 when configured with --with-ld.
21688 2009-05-02 Jan Hubicka <jh@suse.cz>
21690 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21691 parameter; update callers.
21692 (coalesce_cost_edge): EH edges are costier because they needs
21693 splitting even if not critical and even more costier when there are
21694 multiple EH predecestors.
21696 2009-05-02 Jan Hubicka <jh@suse.cz>
21698 * except.c (remove_eh_handler_and_replace): Handle updating after
21699 removing TRY blocks.
21701 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21703 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21705 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21707 * varasm.c: Do not include c-pragma.h.
21708 * attribs.c: Do not incude c-common.h.
21710 2009-05-01 Michael Matz <matz@suse.de>
21712 * calls.c (initialize_argument_information): Handle SSA names like
21713 decls with a non MEM_P DECL_RTL.
21715 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21717 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21718 * ipa-utils.c: Likewise.
21719 * ipa-type-escape.c: Likewise.
21720 * cgraphunit.c Do not include c-common.h.
21721 * ipa-pure-const.c: Likewise.
21722 * tree-if-conv.c: Likewise.
21723 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21724 * ipa-struct-reorg.c: Likewise.
21725 * tree-nomudflap.c: Likewise.
21726 * tree-ssa-structalias.c: Likewise.
21728 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21730 * store-motion.c: Many cleanups to make this pass a first-class
21731 citizen instead of an appendix to gcse load motion. Add TODO list
21732 to make this pass faster/cleaner/better.
21734 (struct ls_expr): Post gcse.c-split cleanups.
21735 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21736 "stores" field to "avail_stores".
21737 (pre_ldst_mems): Rename to store_motion_mems.
21738 (pre_ldst_table): Rename to store_motion_mems_table.
21739 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21740 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21741 (ldst_entry): Rename to st_expr_entry, update users.
21742 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21743 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21744 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21746 (first_ls_expr): Rename to first_st_expr, update users.
21747 (next_ls_expr): Rename to next_st_expr, update users.
21748 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21749 fields properly for store motion instead of names inherited from load
21751 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21752 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21755 (ae_kill): Rename to st_kill, update users.
21756 (ae_gen): Rename to st_avloc, update users.
21757 (transp): Rename to st_transp, update users.
21758 (pre_insert_map): Rename to st_insert_map, update users.
21759 (pre_delete_map): Rename to st_delete_map, update users.
21760 (insert_store, build_store_vectors, free_store_memory,
21761 one_store_motion_pass): Update for abovementioned changes.
21763 (gcse_subst_count, gcse_create_count): Remove.
21764 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21765 and "n_stores_created", local variables.
21767 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21770 (regvec, compute_store_table_current_insn): Remove.
21771 (reg_set_info, reg_clear_last_set): Remove.
21772 (compute_store_table): Use DF caches instead of local dataflow
21775 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21777 * c-objc-common.c (c_tree_printer): Print identifiers with
21778 pp_identifier, not pp_string. Mark "({anonymous})" for
21780 * c-pretty-print.c (pp_c_ws_string): New.
21781 (pp_c_cv_qualifier, pp_c_type_specifier,
21782 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21783 pp_c_storage_class_specifier, pp_c_function_specifier,
21784 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21785 pp_c_primary_expression, pp_c_postfix_expression,
21786 pp_c_unary_expression, pp_c_shift_expression,
21787 pp_c_relational_expression, pp_c_equality_expression,
21788 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21789 use pp_string and pp_c_ws_string in place of pp_identifier and
21790 pp_c_identifier for non-identifiers. Mark English strings for
21792 * c-pretty-print.h (pp_c_ws_string): Declare.
21794 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21795 Roland McGrath <roland@redhat.com>
21797 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21798 (ENABLE_LD_BUILDID): New configuration option.
21799 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21800 (LINK_BUILDID_SPEC): New macro.
21801 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21803 * doc/install.texi: Document --enable-linker-build-id option.
21804 * configure: Rebuild.
21805 * config.in: Rebuild.
21807 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21809 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21810 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21811 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21812 MIPS_GP_SAVE_AREA_SIZE.
21813 * config/mips/mips.c (struct mips_frame_info): Update comment
21814 before arg_pointer_offset and hard_frame_pointer_offset.
21815 (mips_compute_frame_info): Update diagram before function: to
21816 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21817 indicate the position of frame_pointer_rtx with -fstack-protector and
21818 to show args_size. Don't allocate cprestore area for leaf functions
21819 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21821 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21823 2009-04-30 Michael Matz <matz@suse.de>
21825 PR tree-optimization/39955
21826 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21828 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21830 * ira.c (setup_cover_and_important_classes): Use safe macro
21831 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21833 * genpreds.c (write_tm_preds_h): Output suitable definition of
21834 REG_CLASS_FOR_CONSTRAINT.
21836 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21838 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21840 * bitmap.c (bitmap_descriptor): Likewise.
21841 * ggc-common.c (loc_descriptor): Likewise.
21842 * varray.c (varray_descriptor): Likewise.
21843 * vec.c (vec_descriptor): Likewise.
21845 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21847 * Makefile.in (dce.o): Add $(EXCEPT_H).
21848 * dce.c: Include except.h and delete redundant vector definitions.
21849 (deletable_insn_p): Return false for non-call insns that can throw
21852 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21854 * gcse.c (ae_gen): Remove.
21855 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21856 and make non-static function to make it available in store-motion.c.
21857 Update call sites with search-and-replace.
21858 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21859 extract_mentioned_regs, extract_mentioned_regs_helper,
21860 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21861 store_killed_in_insn, store_killed_after, store_killed_before,
21862 build_store_vectors, insert_insn_start_basic_block, insert-store,
21863 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21864 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21865 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21866 * store-motion.c: ...new file. Also copy data structures from gcse.c
21867 and clean up to remove parts not used by store motion.
21868 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21869 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21871 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21874 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21875 when optimizing for size.
21877 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21879 * gcse.c (gcse_constant_p): Fix typo in last change.
21881 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21883 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21885 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21887 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21889 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21891 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21892 CONST_HIGH_PART result.
21894 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21896 * config/avr/avr.c (initial_elimination_offset): Rename to
21897 avr_initial_elimination_offset.
21898 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21899 change return type to bool.
21900 (avr_can_eliminate): New function.
21901 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21902 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21903 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21904 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21905 avr_initial_elimination_offset.
21906 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21907 (avr_initial_elimination_offset): Define.
21909 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21910 Steven Bosscher <steven@gcc.gnu.org>
21912 PR rtl-optimization/39938
21913 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21914 * cfgrtl.c: Include insn-attr.h.
21915 (rest_of_pass_free_cfg): New function.
21916 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21917 * resource.c (init_resource_info): Remove call to df_analyze.
21919 2009-04-29 Richard Guenther <rguenther@suse.de>
21922 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21923 allow conversion to signed integers.
21925 2009-04-29 Richard Guenther <rguenther@suse.de>
21927 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21928 shifts of floating point vectors if the shift amount is
21929 a constant multiple of the element size.
21931 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21932 Michael Matz <matz@suse.de>
21934 PR middle-end/39927
21936 * tree-outof-ssa.c (emit_partition_copy): New function.
21937 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21938 insert_part_to_rtx_on_edge): Perform the partition base var
21939 copy using emit_partition_copy.
21940 (insert_value_copy_on_edge): Convert constants to the right mode.
21941 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21942 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21944 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21946 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21947 scan backwards to try to find a constant to initialize it.
21949 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21950 insn before the loop_end instruction, don't look past labels.
21952 2009-04-29 Richard Guenther <rguenther@suse.de>
21954 PR middle-end/39937
21955 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21956 loose type conversions.
21957 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21958 stmts only if there are no uses of its definition.
21960 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21962 * config/bfin/bfin.h (splitting_loops): Declare.
21963 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21964 Reorder bit definitions to be ascending.
21965 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21966 * config/bfin/bfin.c (splitting_loops): New variable.
21967 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21968 (struct loop_info): Remove members INIT and LOOP_INIT.
21969 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21970 the LSETUP sequence. Allow LC to be loaded from any register, but
21971 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21972 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21974 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21975 of reload_completed.
21978 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21980 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21982 * Makefile.in (PLUGIN_VERSION_H): New.
21983 (OBJS-common): Remove plugin-version.o.
21984 (plugin.o): Depend on (PLUGIN_VERSION_H).
21985 (plugin-version.o): Remove.
21986 * configure: Regenerate
21987 * configure.ac: Create plugin-version.h.
21988 * gcc-plugin.h (plugin_gcc_version): Remove.
21989 (plugin_default_version_check): Change signature.
21990 * plugin-version.c: Remove.
21991 * plugin.c: Include plugin-version.h.
21992 (str_plugin_gcc_version_name): Remove.
21993 (try_init_one_plugin): Pass gcc version to plugin_init.
21994 (plugin_default_version_check): Both gcc and plugin versions are now
21997 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21999 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22000 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22001 Remove special case testing for last insn of inner loops. Don't fail
22002 if the loop ends with a jump, emit an extra nop instead.
22004 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22005 DREGS rather than comparing directly. Remove code that tries to
22006 account for latencies.
22008 2009-04-29 Richard Guenther <rguenther@suse.de>
22010 PR tree-optimization/39941
22011 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22012 eliminating an indirect call.
22014 2009-04-29 Richard Guenther <rguenther@suse.de>
22016 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22017 parameter. Allow invariants as base if !require_lvalue.
22018 (verify_gimple_assign_single): Adjust.
22020 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22022 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22023 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22024 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22025 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22026 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22028 * config/bfin/bfin.c (bfin_expand_builtin,
22029 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22031 2009-04-28 Richard Guenther <rguenther@suse.de>
22033 * tree-vect-loop.c (get_initial_def_for_induction): Use
22034 correct types for pointer increment.
22036 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22038 * toplev.c (print_version): Update GMP version string calculation.
22040 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22042 PR rtl-optimization/39938
22043 * resource.c (init_resource_info): Add call to df_analyze.
22045 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22047 * config/alpha/alpha.md (usegp): Cast the result of
22048 alpha_find_lo_sum_using_gp to enum attr_usegp.
22049 * config/alpha/alpha.c (override_options): Remove end-of-structure
22050 marker element from cpu_table. Use array size of cpu_table to handle
22051 -mcpu and -mtune options.
22052 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22054 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22056 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22057 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22058 tune_32 and tune_64.
22059 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22060 support on PowerPC.
22061 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22062 * config/rs6000/option-defaults.h: ... here. New file.
22063 (OPT_64, OPT_32): Define.
22064 (MASK_64BIT): Define to 0 if not already defined.
22065 (OPT_ARCH64, OPT_ARCH32): Define.
22066 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22069 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22071 * config/arm/arm.c (arm_override_options): Emit error on using
22074 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22076 PR rtl-optimization/39914
22077 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22078 registers for allocnos created from user-defined variables only
22079 when not optimizing.
22081 2009-04-28 Richard Guenther <rguenther@suse.de>
22083 PR middle-end/39937
22084 * fold-const.c (fold_binary): Use distribute_real_division only
22087 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22089 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22090 add hpux-stdint.h to tm_file.
22091 (hppa[12]*-*-hpux11*): Ditto.
22092 (ia64*-*-hpux*): Ditto.
22093 * config/hpux-stdint.h: New.
22094 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22095 __STDC_EXT__ for all compiles.
22096 * config/pa/pa-hpux.h: Ditto.
22097 * config/pa/pa-hpux10.h: Ditto.
22098 * config/pa/pa-hpux11.h: Ditto.
22100 2009-04-28 Catherine Moore <clm@codesourcery.com>
22102 * debug.h (set_name): Add comment.
22104 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22107 * config/darwin.c (machopic_gen_offset): Check
22108 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22109 * config/arm/arm.c (require_pic_register): Likewise.
22111 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22113 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22114 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22115 m32c_promote_prototypes): Delete.
22117 2009-04-28 Michael Matz <matz@suse.de>
22119 PR middle-end/39922
22120 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22123 2009-04-28 Richard Guenther <rguenther@suse.de>
22125 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22127 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22129 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22130 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22131 * config/arm/arm-tune.md: Regenerate.
22133 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22135 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22136 block if there are complex incoming edges.
22137 (sel_merge_blocks): Remove useless assert.
22138 (sel_redirect_edge_and_branch): Check that edge was redirected.
22139 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22140 (sel_find_rgns): Delete declaration.
22141 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22142 the region when it is not a preheader.
22144 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22147 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22149 2009-04-28 Richard Guenther <rguenther@suse.de>
22151 * tree.h (SSA_NAME_VALUE): Remove.
22152 (struct tree_ssa_name): Remove value_handle member.
22153 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22154 array for jump threading.
22155 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22157 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22158 * tree-flow.h (threadedge_initialize_values): Declare.
22159 (threadedge_finalize_values): Likewise.
22160 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22161 (SSA_NAME_VALUE): Define.
22162 (threadedge_initialize_values): New function.
22163 (threadedge_finalize_values): Likewise.
22164 * tree-ssa-dom.c (ssa_name_values): New global variable.
22165 (SSA_NAME_VALUE): Define.
22166 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22168 2009-04-28 Ira Rosen <irar@il.ibm.com>
22170 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22171 Use REPORT_VECTORIZED_LOCATIONS instead
22172 REPORT_VECTORIZED_LOOPS.
22173 * tree-vectorizer.c (vect_verbosity_level): Make static.
22174 (vect_loop_location): Rename to vect_location.
22175 (vect_set_verbosity_level): Update comment.
22176 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22178 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22179 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22180 instead REPORT_UNVECTORIZED_LOOPS.
22181 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22182 and vect_loop_def to vect_external_def and vect_internal_def.
22183 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22184 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22185 REPORT_UNVECTORIZED_LOCATIONS.
22186 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22187 and vect_used_in_loop and to vect_unused_in_scope and
22188 vect_used_in_scope.
22189 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22190 (vect_verbosity_level): Remove declaration.
22191 (vect_analyze_operations): Likewise.
22192 (vect_analyze_stmt): Declare.
22193 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22194 REPORT_UNVECTORIZED_LOCATIONS.
22195 (vect_get_loop_niters): Fix indentation.
22196 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22197 (vect_analyze_loop_operations): New function.
22198 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22199 vect_analyze_operations.
22200 (vect_is_simple_reduction): Use new names.
22201 (vectorizable_live_operation, vect_transform_loop): Likewise.
22202 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22203 to specify whether the data references can be a part of interleaving
22205 (vect_analyze_data_ref_dependence): Use new names.
22206 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22207 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22208 * tree-vect-patterns.c (widened_name_p): Use new names.
22209 (vect_recog_dot_prod_pattern): Likewise.
22210 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22211 (process_use, vect_mark_stmts_to_be_vectorized,
22212 vect_model_simple_cost, vect_model_store_cost,
22213 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22214 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22215 vectorizable_operation, vectorizable_type_demotion,
22216 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22217 vectorizable_condition): Likewise.
22218 (vect_analyze_operations): Split into vect_analyze_loop_operations
22220 (vect_analyze_stmt): ... new function.
22221 (new_stmt_vec_info): Use new names.
22222 (vect_is_simple_use): Use new names and fix comment.
22223 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22224 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22226 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22229 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22230 and integer modes for x87 operands. Do not ICE for unsupported size,
22231 generate error instead. Generate error for unsupported operand types.
22232 ['z']: Do not handle HImode memory operands specially. Warning
22233 for floating-point operands. Fallthru to 'Z' for unsupported operand
22234 types. Do not ICE for unsupported size, generate error instead.
22235 (output_387_binary_op): Use %Z to output operands.
22236 (output_fp_compare): Ditto.
22237 (output_387_reg_move): Ditto.
22239 2009-04-28 Ben Elliston <bje@au.ibm.com>
22244 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22246 * builtins.c (c_strlen): Do not warn here.
22247 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22248 * c-common.c (pointer_int_sum): Take an explicit location.
22249 Warn about offsets out of bounds.
22250 * c-common.h (pointer_int_sum): Adjust declaration.
22252 2009-04-27 Ian Lance Taylor <iant@google.com>
22254 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22256 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22257 * df-core.c (df_set_flags): Change return type to int. Change
22258 type of old_flags to int.
22259 (df_clear_flags): Likewise.
22260 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22261 (df_get_conditional_uses): Likewise.
22262 * df.h (df_set_flags, df_clear_flags): Update declarations.
22263 * dwarf2out.c (struct indirect_string_node): Change type of form
22264 field to enum dwarf_form.
22265 (AT_string_form): Change return type to enum dwarf_form.
22266 * fixed-value.c (fixed_compare): Add cast to enum type.
22267 * fwprop.c (update_df): Change 0 to VOIDmode.
22268 * gensupport.c: Change 0 to UNKNOWN.
22269 * gimple.h (gimple_cond_code): Add cast to enum type.
22270 * haifa-sched.c (reemit_notes): Add cast to enum type.
22271 * hooks.c (hook_int_void_no_regs): Remove function.
22272 * hooks.h (hook_int_void_no_regs): Remove declaration.
22273 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22274 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22275 * real.c (real_arithmetic): Add cast to enum type.
22276 (real_compare): Likewise.
22277 * target.h (struct gcc_target): Change return type of
22278 branch_target_register_class to enum reg_class.
22279 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22280 default_branch_target_register_class.
22281 * targhooks.c (default_branch_target_register_class): New function.
22282 * targhooks.h (default_branch_target_register_class): Declare.
22283 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22284 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22286 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22288 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22289 vect_uninitialized_def. Change 0 to ERROR_MARK.
22290 * tree-vect-stmts.c (supportable_widening_operation): Don't
22291 initialize icode1 and icode2.
22292 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22293 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22295 (cmn_err_flag_specs): Change 0 to STD_C89.
22296 (cmn_err_char_table): Likewise.
22297 * config/arm/arm.c (get_arm_condition_code): Change type of code
22298 to enum arm_cond_code.
22299 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22300 (IWMMXT_BUILTIN2): Likewise.
22301 (neon_builtin_type_bits): Don't define typedef.
22302 (neon_builtin_datum): Change type of bits field to int.
22303 (arm_expand_neon_args): Add cast to enum type.
22304 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22306 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22307 casts to enum type.
22308 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22310 * config/mips/mips.md (jal_macro): Return enum constant.
22311 (single_insn): Likewise.
22312 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22314 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22315 casts to enum type.
22316 * config/s390/s390.c (s390_tune_flags): Change type to int.
22317 (s390_arch_flags): Likewise.
22318 (s390_handle_arch_option): Change flags field of struct pta to int.
22319 * config/s390/s390.h (s390_tune_flags): Update declaration.
22320 (s390_arch_flags): Likewise.
22321 * config/sh/sh.c (prepare_move_operands): Compare
22322 tls_symbolic_operand result with enum constant.
22323 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22324 (sh_expand_prologue): Add cast to enum type.
22325 (sh_expand_epilogue): Likewise.
22326 (tls_symbolic_operand): Change return type to enum tls_model.
22327 (fpscr_set_from_mem): Add cast to enum type.
22328 (legitimize_pic_address): Compare tls_symbolic_operand result with
22330 (sh_target_reg_class): Change return type to enum reg_class.
22331 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22333 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22334 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22335 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22336 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22337 (delayed_branch, tls_call_delay): Likewise.
22338 (eligible_for_sibcall_delay): Likewise.
22339 (eligible_for_return_delay): Likewise.
22340 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22341 (spu_expand_builtin_1): Likewise.
22343 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22344 for all types of conversions.
22345 (output_init_element): Issue -Wc++-compat warning if needed when
22346 initializing a bitfield with enum type.
22347 * c-parser.c (c_parser_expression): Set original_type to
22348 original_type of right hand operand of comma operator.
22350 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22352 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22354 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22355 * doc/cpp.texi (Standard Predefined Macros)
22356 (Implementation-defined behavior): Likewise.
22357 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22358 * doc/gimple.texi (GIMPLE Exception Handling)
22359 (@code{GIMPLE_ASSIGN}): Likewise.
22360 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22361 * doc/invoke.texi (Warning Options, Optimize Options)
22362 (AVR Options, Darwin Options): Likewise.
22363 (Optimize Options): Reformulate -fwhole-program description.
22364 * doc/loop.texi (Lambda): Likewise.
22365 * doc/md.texi (Output Template, Define Constraints)
22366 (Standard Names, Insn Splitting): Likewise.
22367 * doc/options.texi (Option properties): Likewise.
22368 * doc/passes.texi (Tree-SSA passes): Likewise.
22369 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22370 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22371 (File Names and DBX): Likewise.
22372 * doc/trouble.texi (Incompatibilities): Likewise.
22374 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22376 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22377 instruction is correct.
22379 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22381 Allow non-constant arguments to conversion intrinsics.
22382 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22383 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22384 * spu.c (print_operand): Handle 'v' and 'w'.
22385 (exp2_immediate_p, spu_gen_exp2): Define.
22386 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22387 spu_convtf_1): Update parameter descriptions.
22388 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22389 * constraints.md ('v', 'w'): New.
22390 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22392 (i2f, I2F): New define_mode_attr.
22393 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22394 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22395 fixuns_truncv4sfv4si2): Update to use mode attribute.
22396 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22397 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22398 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22399 patterns for combine.
22401 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22403 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22404 (cprop, hoist, pre, store_motion): New debug counters.
22405 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22406 is not an RTL pass anymore.
22407 (pass_profiling): Remove extern decl for pass removed in 2005.
22408 (pass_gcse, pass_jump_bypass): Remove.
22409 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22410 to 0 for clean state.
22411 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22412 * cse.c (gate_handle_cse_after_global_opts,
22413 rest_of_handle_cse_after_global_opts): New functions.
22414 (pass_cse_after_global_opts): New pass, does local CSE.
22415 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22416 (TV_CPROP): New timevar.
22417 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22418 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22419 (gcse_main, recompute_all_luids): Remove.
22420 (compute_hash_table_work): Call max_reg_num instead of reading
22422 (cprop_jump): Don't set run_jump_opt_after_gcse.
22423 (constprop_register): Always allow to alter jumps.
22424 (cprop_insn): Likewise.
22425 (do_local_cprop): Likewise.
22426 (local_cprop_pass): Likewise. Return non-zero if something changed.
22427 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22428 (find_implicit_sets): Add note about missed optimization opportunity.
22429 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22430 pass_rtl_cprop execute function.
22431 Don't bother tracking the pass number, each pass gets its own dumpfile
22433 Always allow to alter jumpsand bypass jumps.
22434 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22435 will just find no suitable set.
22436 (pre_edge_insert): Fix dumping, this function is for PRE only.
22437 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22438 pass_rtl_pre execute function.
22439 (hoist_code): Return non-zero if something changed. Keep track of
22440 substitutions and insertions for statistics gathering similar to PRE.
22441 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22442 called from the pass_rtl_hoist execute function. Show pass statistics.
22443 (compute_store_table): Use max_reg_num directly instead of using the
22444 formerly global max_gcse_regno.
22445 (build_store_vectors): Likewise.
22446 (replace_store_insn): Fix dumping.
22447 (store_motion): Rename to ...
22448 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22449 pass, called from the pass_rtl_store_motion execute function. Keep
22450 track of substitutions and insertions for statistics gathering similar
22452 (bypass_jumps): Remove, fold interesting bits into ...
22453 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22454 from the pass_rtl_cprop execute function.
22455 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22456 pass_jump_bypass): Remove.
22457 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22458 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22459 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22460 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22461 (gate_rtl_store_motion, execute_rtl_store_motion,
22462 pass_rtl_store_motion): New.
22463 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22464 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22465 * passes.c (init_optimization_passes): Remove pass_gcse and
22466 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22467 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22468 instead of pass_jump_bypass.
22470 2009-04-27 Richard Guenther <rguenther@suse.de>
22472 PR middle-end/39928
22473 * gimplify.c (gimplify_expr): If we are required to create
22474 a temporary make sure it ends up as register.
22476 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22479 * config/i386/i386.c (construct_container): Don't call
22480 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22481 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22483 2009-04-27 Michael Matz <matz@suse.de>
22485 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22486 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22487 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22488 (dump_replaceable_exprs): Take a bitmap.
22489 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22491 (expand_gimple_basic_block): Likewise.
22492 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22493 replaceable_expressions member a bitmap.
22494 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22495 (mark_replaceable): Likewise.
22496 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22497 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22499 2009-04-27 Richard Guenther <rguenther@suse.de>
22501 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22502 (verify_stmts): Dispatch to gimple/type verification code.
22503 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22504 issue with call argument types.
22506 2009-04-27 Michael Matz <matz@suse.de>
22508 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22509 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22512 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22513 Eric Botcazou <ebotcazou@adacore.com>
22515 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22516 a label's basic block.
22517 (mark_target_live_regs): Tidy and rework obsolete comments.
22518 Change back DF problem to LIVE. If a label starts a basic block,
22519 assume that all registers that used to be live then still are.
22520 (init_resource_info): If a label starts a basic block, set its
22521 BLOCK_FOR_INSN accordingly.
22522 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22524 2009-04-27 Richard Guenther <rguenther@suse.de>
22526 * tree-flow-inline.h (function_ann): Remove.
22527 (get_function_ann): Likewise.
22528 * tree-dfa.c (create_function_ann): Remove.
22529 * tree-flow.h (struct static_var_ann_d): Remove.
22530 (struct function_ann_d): Likewise.
22531 (union tree_ann_d): Remove fdecl member.
22532 (function_ann_t): Remove.
22533 (function_ann, get_function_ann, create_function_ann): Remove
22536 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22538 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22540 2009-04-27 Jan Hubicka <jh@suse.cz>
22542 * ipa-pure-const.c (struct funct_state_d): New fields
22543 state_previously_known, looping_previously_known; remove
22544 state_set_in_source.
22545 (analyze_function): Use new fields.
22546 (propagate): Avoid assumption that state_set_in_source imply
22549 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22550 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22551 * cfgloop.h (finite_loop_p): Declare.
22553 2009-04-26 Michael Matz <matz@suse.de>
22555 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22557 2009-04-26 Michael Matz <matz@suse.de>
22559 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22560 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22561 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22562 pass_mark_used_blocks): Remove.
22563 * tree-optimize.c (pass_free_datastructures,
22564 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22565 * passes.c (init_optimization_passes): Don't call
22566 pass_mark_used_blocks, remove dead code.
22568 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22570 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22571 * tree-ssa-live.h (register_ssa_partition): Likewise.
22573 2009-04-26 Michael Matz <matz@suse.de>
22576 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22577 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22578 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22580 (compare_pairs): Swap cost comparison.
22581 (coalesce_ssa_name): Don't use change_partition_var.
22582 * tree-nrv.c (struct nrv_data): Add modified member.
22583 (finalize_nrv_r): Set it.
22584 (tree_nrv): Use it to update statements.
22585 (pass_nrv): Require PROP_ssa.
22586 * tree-mudflap.c (mf_decl_cache_locals,
22587 mf_build_check_statement_for): Use make_rename_temp.
22588 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22589 * alias.c (find_base_decl): Handle SSA names.
22590 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22591 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22592 * rtl.h (set_reg_attrs_for_parm): Declare.
22593 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22594 to "optimized", remove unused locals at finish.
22595 (execute_free_datastructures): Make global, call
22596 delete_tree_cfg_annotations.
22597 (execute_free_cfg_annotations): Don't call
22598 delete_tree_cfg_annotations.
22600 * ssaexpand.h: New file.
22601 * expr.c (toplevel): Include ssaexpand.h.
22602 (expand_assignment): Handle SSA names the same as register variables.
22603 (expand_expr_real_1): Expand SSA names.
22604 * cfgexpand.c (toplevel): Include ssaexpand.h.
22605 (SA): New global variable.
22606 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22607 (SSAVAR): New macro.
22608 (set_rtl): New helper function.
22609 (add_stack_var): Deal with SSA names, use set_rtl.
22610 (expand_one_stack_var_at): Likewise.
22611 (expand_one_stack_var): Deal with SSA names.
22612 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22613 before unique numbers.
22614 (expand_stack_vars): Use set_rtl.
22615 (expand_one_var): Accept SSA names, add asserts for them, feed them
22616 to above subroutines.
22617 (expand_used_vars): Expand all partitions (without default defs),
22618 then only the local decls (ignoring those expanded already).
22619 (expand_gimple_cond): Remove edges when jumpif() expands an
22620 unconditional jump.
22621 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22622 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22624 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22625 members of SA; deal with PARM_DECL partitions here; expand
22626 all PHI nodes, free tree datastructures and SA. Commit instructions
22627 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22628 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22629 info and statements at start, collect garbage at finish.
22630 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22631 (VAR_ANN_PARTITION) Remove.
22632 (change_partition_var): Don't declare.
22633 (partition_to_var): Always return SSA names.
22634 (var_to_partition): Only accept SSA names.
22635 (register_ssa_partition): Only check argument.
22636 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22638 (delete_var_map): Don't free it.
22639 (var_union): Only accept SSA names, simplify.
22640 (partition_view_init): Mark only useful SSA names as used.
22641 (partition_view_fini): Only deal with SSA names.
22642 (change_partition_var): Remove.
22643 (dump_var_map): Use ssa_name instead of partition_to_var member.
22644 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22646 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22647 (struct _elim_graph): New member const_dests; nodes member vector of
22649 (set_location_for_edge): New static helper.
22650 (create_temp): Remove.
22651 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22652 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22653 (new_elim_graph): Allocate const_dests member.
22654 (clean_elim_graph): Truncate const_dests member.
22655 (delete_elim_graph): Free const_dests member.
22656 (elim_graph_size): Adapt to new type of nodes member.
22657 (elim_graph_add_node): Likewise.
22658 (eliminate_name): Likewise.
22659 (eliminate_build): Don't take basic block argument, deal only with
22660 partition numbers, not variables.
22661 (get_temp_reg): New static helper.
22662 (elim_create): Use it, deal with RTL temporaries instead of trees.
22663 (eliminate_phi): Adjust all calls to new signature.
22664 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22665 (rewrite_trees): Only do checking.
22666 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22667 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22668 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22669 contains_tree_r, MAX_STMTS_IN_LATCH,
22670 process_single_block_loop_latch, analyze_edges_for_bb,
22671 perform_edge_inserts): Remove.
22672 (expand_phi_nodes): New global function.
22673 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22674 functions, initialize new parameter, remember partitions having a
22676 (finish_out_of_ssa): New global function.
22677 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22678 don't reset in_ssa_p here, don't disable TER when mudflap.
22679 (pass_del_ssa): Remove.
22680 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22682 (execute_free_datastructures): Declare.
22683 * Makefile.in (SSAEXPAND_H): New variable.
22684 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22685 * basic-block.h (commit_one_edge_insertion): Declare.
22686 * passes.c (init_optimization_passes): Move pass_nrv and
22687 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22688 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22689 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22690 (redirect_branch_edge): Deal with super block when expanding, split
22691 out jump patching itself into ...
22692 (patch_jump_insn): ... here, new static helper.
22694 2009-04-26 Michael Matz <matz@suse.de>
22696 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22697 beyond num_ssa_names.
22698 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22699 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22701 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22703 PR inline-asm/39543
22704 * fwprop.c (forward_propagate_asm): New function.
22705 (forward_propagate_and_simplify): Propagate also into __asm, if it
22706 doesn't increase the number of referenced registers.
22709 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22711 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22713 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22714 note_nonlocal_vla_type for nonlocal VLAs.
22715 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22716 contains_remapped_vars, remap_vla_decls): New functions.
22717 (convert_nonlocal_reference_stmt): If not optimizing, call
22718 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22719 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22720 if it wasn't found in var_map.
22721 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22722 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22723 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22725 * gimplify.c (nonlocal_vlas): New variable.
22726 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22728 (gimplify_body): Create and destroy nonlocal_vlas.
22730 * dwarf2out.c (loc_descr_plus_const): New function.
22731 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22732 mem_loc_descriptor, loc_descriptor_from_tree_1,
22733 descr_info_loc, gen_variable_die): Use it.
22735 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22736 !TREE_STATIC VAR_DECLs.
22737 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22738 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22739 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22740 DECL_BY_REFERENCE is valid.
22741 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22742 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22743 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22744 Copy DECL_BY_REFERENCE.
22745 (struct nesting_copy_body_data): New type.
22746 (nesting_copy_decl): New function.
22747 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22748 if they have variable length.
22750 2009-04-26 Michael Matz <matz@suse.de>
22752 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22753 mark new temporaries for renaming.
22755 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22758 * c-decl.c (global_bindings_p): Return negative value.
22759 (c_variable_size): New. Based on variable_size from
22761 (grokdeclarator): Call c_variable_size not variable_size.
22763 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22765 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22767 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22769 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22770 Redefine it to just use mingw/include.
22771 (ASM_SPEC): Rules for -m32 and -m64.
22772 (LINK_SPEC): Use Likewise.
22773 (SPEC_32): New define.
22774 (SPEC_64): Likewise.
22775 (SUB_LINK_SPEC): Likewise.
22776 (MULTILIB_DEFAULTS): New define.
22777 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22778 Add multilib options.
22779 (MULTILIB_DIRNAMES): Likewise.
22780 (MULTILIB_OSDIRNAMES): Likewise.
22781 (LIBGCC): Likewise.
22782 (INSTALL_LIBGCC): Likewise.
22784 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22787 * c-tree.h (enum c_inline_static_type): New.
22788 (record_inline_static): Declare.
22789 * c-decl.c (struct c_inline_static, c_inline_statics,
22790 record_inline_static, check_inline_statics): New.
22791 (pop_file_scope): Call check_inline_statics.
22792 (start_decl): Call record_inline_static instead of pedwarning
22793 directly for static in inline function.
22794 * c-typeck.c (build_external_ref): Call record_inline_static
22795 instead of pedwarning directly for static referenced in inline
22798 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22800 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22801 not new but only being rescanned.
22802 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22803 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22804 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22805 record_set_info, compute_set, grealloc): Remove.
22806 (recompute_all_luids): New function.
22807 (gcse_main): Don't compute sets, and don't do related memory
22808 allocations/free-ing. If something changed before the end of the
22809 pass, update LUIDs using recompute_all_luids.
22810 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22811 (free_gcse_mem): Don't free it either.
22812 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22813 Use the df insn LUIDs.
22814 (load_killed_in_block): Likewise.
22815 (compute_hash_table_work): Don't compute reg_set_in_block.
22816 (compute_transp): Use DF_REG_DEF_CHAINs.
22817 (local_cprop_pass): Don't use compute_sets and related functions.
22818 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22819 Use get_max_uid() instead of max_cuid.
22820 (insert_insn_end_basic_block, pre_insert_copy_insn,
22821 update_ld_motion_stores): Don't try to
22822 keep reg_set tables up to date.
22823 (pre_insert_copies): Use df insn LUIDs.
22824 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22825 (reg_set_info): Don't use extra bitmap argument.
22826 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22827 information to compute regs_set_in_block.
22828 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22829 (bypass_jumps): Don't use compute_sets and friends.
22831 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22834 * opts.c (undocumented_msg): Do not leave blank even with
22837 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22839 * c-decl.c (build_enumerator): Allow values folding to integer
22840 constants but not integer constant expressions with a pedwarn if
22843 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22846 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22847 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22848 type is an integer constant.
22850 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22853 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22856 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22859 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22860 with variably modified return type and no storage class
22861 specifiers, except for the case of nested functions. Distinguish
22862 extern declarations of functions with variably modified return
22863 types from those of objects with variably modified types.
22865 2009-04-25 Jan Hubicka <jh@suse.cz>
22867 * tree.c (list_equal_p): New function.
22868 * tree.h (list_equal_p): Declare.
22869 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22870 basic_block_def, basic_block, const_basic_block): New.
22871 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22872 (redirect_eh_edge): New function.
22873 (make_eh_edge_update_phi): EH edges are not abnormal.
22874 * except.c: Include tree-flow.h.
22875 (list_match): New function.
22876 (eh_region_replaceable_by_p): New function.
22877 (replace_region): New function.
22878 (hash_type_list): New function.
22879 (hash_eh_region): New function.
22880 (eh_regions_equal_p): New function.
22881 (merge_peers): New function.
22882 (remove_unreachable_regions): Verify EH tree when checking;
22884 (copy_eh_region_1): New function.
22885 (copy_eh_region): New function.
22886 (push_reachable_handler): New function.
22887 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22888 regions without label but with live RESX.
22889 * except.h (redirect_eh_edge_to_label): New.
22890 * tree-flow.h (redirect_eh_edge): New.
22891 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22892 basic_block_def, basic_block, const_basic_block): Remove.
22893 * Makefile.in (except.o): Add dependency on tree-flow.h
22894 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22895 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22898 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22901 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22902 on the destination of memcpy.
22904 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22906 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22907 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22908 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22910 2009-04-25 Jan Hubicka <jh@suse.cz>
22912 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22913 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22914 to be reached by different label than left.
22915 (update_eh_edges): Update comment; remove edge_to_remove if possible
22916 and return true if suceeded.
22917 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22918 (cleanup_eh): Compute sharing map.
22919 * except.c (remove_eh_handler_and_replace): Add argument if we should
22921 (remove_unreachable_regions): Update for label sharing.
22922 (label_to_region_map): Likewise.
22923 (get_next_region_sharing_label): New function.
22924 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22926 (remove_eh_handler): Update.
22927 (remove_eh_region_and_replace_by_outer_of): New function.
22928 * except.h (struct eh_region): Add next_region_sharing_label.
22929 (remove_eh_region_and_replace_by_outer_of,
22930 get_next_region_sharing_label): Declare.
22931 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22933 2009-04-25 Jan Hubicka <jh@suse.cz>
22935 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22936 insert code even if they are not critical.
22938 2009-04-25 Jan Hubicka <jh@suse.cz>
22940 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22941 (gimple_can_remove_branch_p): EH edges won't remove branch by
22943 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22944 updating of non-abnormal EH edges.
22945 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22946 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22947 (split_critical_edges): Split also edges where emitting code on them
22948 will lead to splitting later.
22950 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22951 H.J. Lu <hongjiu.lu@intel.com>
22954 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22955 the configured assembler supports fildq and fistpq mnemonics.
22956 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22957 * configure: Regenerated.
22958 * config.in: Ditto.
22960 * config/i386/i386.c (print_operand): Handle 'Z'.
22961 ['z']: Remove handling of special fild/fist suffixes.
22962 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22963 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22964 suffix of fild insn.
22965 (*floatsi<mode>2_vector_mixed): Ditto.
22966 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22967 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22968 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22969 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22970 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22972 2009-04-25 Ben Elliston <bje@au.ibm.com>
22974 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22975 the source of a set operation.
22977 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22979 * target.h (struct gcc_target): Add case_values_threshold field.
22980 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22981 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22982 * targhooks.c (default_case_values_threshold): New function.
22983 * targhooks.h (default_case_values_threshold): Declare function.
22984 * stmt.c (expand_case): Use case_values_threshold target hook.
22985 * expr.h (case_values_threshold): Remove declartation.
22986 * expr.c (case_values_threshold): Remove function.
22987 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22989 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22990 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22991 (avr_case_values_threshold): Declare as static.
22992 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22994 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22995 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22996 (mn10300_case_values_threshold): New function.
22998 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23000 * ira.c (setup_cover_and_important_classes): Add enum cast.
23002 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23004 * genpreds.c (write_enum_constraint_num): Output definition of
23005 CONSTRAINT_NUM_DEFINED_P macro.
23006 * ira.c (setup_cover_and_important_classes): Use
23007 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23009 2009-04-24 DJ Delorie <dj@redhat.com>
23011 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23012 __SH2A_SINGLE_ONLY__ also.
23014 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23016 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23017 (movdf_internal): Ditto.
23018 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23019 SFmode and DFmode constants.
23020 (ia64_print_operand): Add 'G' format for printing
23021 floating point constants.
23023 2009-04-24 Richard Guenther <rguenther@suse.de>
23025 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23026 from unsigned additions.
23028 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23030 * c-typeck.c (set_init_index): Allow array designators that are
23031 not integer constant expressions with a pedwarn if pedantic.
23033 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23035 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23036 zero if no overlap in nonzero bits between the operands.
23038 2009-04-24 Ian Lance Taylor <iant@google.com>
23040 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23041 (record_dead_and_set_regs): Likewise.
23042 * df.h (struct df_mw_hardreg): Change flags field to int.
23043 (struct df_base_ref): Likewise.
23044 (struct df): Change changeable_flags field to int.
23045 * df-scan.c (df_defs_record): Change clobber_flags to int.
23046 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23047 constants rather than #define macros.
23048 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23049 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23050 (enum dwarf_calling_convention): Likewise.
23051 (enum dwarf_line_number_x_ops): Likewise.
23052 (enum dwarf_call_frame_info): Likewise.
23053 (enum dwarf_source_language): Likewise.
23054 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23055 (add_calling_convention_attribute): Likewise.
23056 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23057 (combine_comparisons): Change compcode to int. Add cast to enum type.
23058 * genrecog.c (maybe_both_true_2): Change c to int.
23059 (write_switch): Likewise. Add cast to enum type.
23060 * gimplify.c (gimplify_omp_for): Handle return values from
23061 gimplify_expr using MIN rather than bitwise or.
23062 (gimplify_expr): Add cast to enum type.
23063 * ipa-prop.c (update_jump_functions_after_inlining): Change
23064 IPA_BOTTOM to IPA_JF_UNKNOWN.
23065 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23066 Add casts to enum type.
23067 (setup_cover_and_important_classes): Change cl to int. Add casts
23069 (setup_class_translate): Change cl and mode to int.
23070 (ira_init_once): Change mode to int.
23071 (free_register_move_costs): Likewise.
23072 (setup_prohibited_mode_move_regs): Add casts to enum type.
23073 * langhooks.c (add_builtin_function_common): Rework assertion that
23074 value fits bitfield.
23075 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23076 * omega.c (omega_do_elimination): Avoid math on enum types.
23077 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23078 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23079 int local to handle integral_argment value.
23080 * regmove.c (try_auto_increment): Change PUT_MODE to
23082 * reload.c (push_secondary_reload): Add casts to enum type.
23083 (secondary_reload_class, find_valid_class): Likewise.
23084 * reload1.c (emit_input_reload_insns): Likewise.
23085 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23086 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23087 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23089 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23090 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23092 (expand_complex_libcall): Add casts to enum type.
23093 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23094 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23095 with ERROR_MARK, not NUM_TREE_CODES.
23096 (vect_create_epilog_for_reduction): Likewise.
23097 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23098 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23099 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23101 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23102 vect_unused_in_loop. Change 0 to loop_vect.
23103 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23104 * var-tracking.c (get_init_value): Change return type to enum
23106 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23107 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23109 (arm_override_options): Add casts to enum type.
23110 (arm_emit_tls_decoration): Likewise.
23111 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23113 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23114 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23115 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23117 * config/s390/s390.c (code_for_builtin_64): Change to array of
23119 (code_for_builtin_31): Likewise.
23120 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23122 * config/sparc/sparc.c (sparc_override_options): Change value
23123 field in struct code_model to enum cmodel. In initializer change
23124 0 to NULL and add cast to enum type.
23126 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23127 Change all callers. Issue a -Wc++-compat warning using
23128 lhs_origtype if necessary.
23129 (convert_for_assignment): Issue -Wc++-compat warnings about
23130 invalid conversions to enum type on assignment.
23131 * c-common.h (build_modify_expr): Update declaration.
23133 2009-04-24 Nick Clifton <nickc@redhat.com>
23135 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23136 (function_arg_advance): Likewise.
23137 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23140 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23142 * config/s390/constraints.md ('I', 'J'): Fix condition.
23144 2009-04-24 Diego Novillo <dnovillo@google.com>
23146 * gengtype-parse.c (parse_error): Add newline after message.
23148 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23150 * config/i386/sse.md (avxmodesuffixs): Removed.
23151 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23152 (*avx_pinsr<ssevecsize>): This.
23154 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23156 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23157 follow chains of regs with a single definition, and allow expressions
23158 that are function_invariant_p.
23159 (simple_rhs_p): Allow expressions that are function_invariant_p.
23161 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23163 PR middle-end/39867
23164 * fold-const.c (fold_cond_expr_with_comparison): When folding
23165 > and >= to MAX, make sure the MAX uses the same type as the
23166 comparison's operands.
23168 2009-04-24 Nick Clifton <nickc@redhat.com>
23170 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23171 addressing for DImode accesses.
23172 (frv_print_operand_address): Handle PLUS case.
23173 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23175 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23177 PR rtl-optimization/39794
23178 * alias.c (canon_true_dependence): Add x_addr argument.
23179 * rtl.h (canon_true_dependence): Adjust prototype.
23180 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23181 * cselib.c (cselib_invalidate_mem): Likewise.
23182 * gcse.c (compute_transp): Likewise.
23183 * dse.c (scan_reads_nospill): Likewise.
23184 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23185 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23186 canon_base_addr of the group, plus optional offset.
23187 (struct group_info): Rename canon_base_mem to
23189 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23190 canon_rtx of base_mem.
23192 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23194 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23195 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23197 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23199 * config/spu/spu-builtins.h: Delete file.
23201 * config/spu/spu.h (enum spu_builtin_type): Move here from
23203 (struct spu_builtin_description): Likewise. Add GTY marker.
23204 Do not use enum spu_function_code or enum insn_code.
23205 (spu_builtins): Add extern declaration.
23207 * config/spu/spu.c: Do not include "spu-builtins.h".
23208 (enum spu_function_code, enum spu_builtin_type_index,
23209 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23210 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23211 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23212 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23213 (spu_builtin_types): Make static. Add GTY marker.
23214 (spu_builtins): Add extern declaration with GTY marker.
23215 Include "gt-spu.h".
23217 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23218 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23219 Check programmatically whether all parameters are scalar.
23221 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23223 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23225 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23226 assignment from the constructor either if the target is volatile.
23228 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23230 * config/arm/arm.md (insv): Do not share operands[0].
23232 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23234 * config/vxlib-tls.c (active_tls_threads): Delete.
23235 (delete_hook_installed): New.
23236 (tls_delete_hook): Don't delete the delete hook.
23237 (tls_destructor): Delete it here.
23238 (__gthread_set_specific): Adjust installing the delete hook.
23239 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23240 __gthread_leave_tsd_dtor_context.
23242 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23244 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23246 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23248 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23250 (alpha_rtx_costs): Ditto.
23251 (emit_unlikely_jump): Use add_reg_note.
23252 (emit_frame_store_1): Ditto.
23253 (alpha_expand_prologue): Ditto.
23254 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23255 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23257 2009-04-23 Nick Clifton <nickc@redhat.com>
23259 * config/v850/v850.md (epilogue): Remove suppressed code.
23260 (return): Rename to return_simple and remove test of frame size.
23261 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23262 to gen_return_simple.
23264 2009-04-22 Jing Yu <jingyu@google.com>
23267 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23269 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23272 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23273 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23274 value is a VECTOR_CST, the element type is the element type of the
23277 2009-04-22 DJ Delorie <dj@redhat.com>
23279 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23281 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23283 * alias.c (find_base_term): Move around LO_SUM case, so that
23284 CONST falls through into PLUS/MINUS handling.
23287 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23288 into 0, use omit_one_operand.
23290 2009-04-23 Ben Elliston <bje@au.ibm.com>
23292 * config/rs6000/linux-unwind.h (get_regs): Remove type
23293 puns. Change the type of `pc' to an array of unsigned ints and
23294 update all users. Constify frame24.
23296 2009-04-22 DJ Delorie <dj@redhat.com>
23298 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23299 declarations before code.
23300 (current_function_special_page_vector): Likewise.
23301 (m32c_expand_insv): Silence a warning.
23303 2009-04-21 Taras Glek <tglek@mozilla.com>
23305 * alias.c: Update GTY annotations to new syntax.
23306 * basic-block.h: Likewise.
23307 * bitmap.h: Likewise.
23308 * c-common.h: Likewise.
23309 * c-decl.c: Likewise.
23310 * c-parser.c: Likewise.
23311 * c-pragma.c: Likewise.
23312 * c-tree.h: Likewise.
23313 * cfgloop.h: Likewise.
23314 * cgraph.h: Likewise.
23315 * config/alpha/alpha.c: Likewise.
23316 * config/arm/arm.h: Likewise.
23317 * config/avr/avr.h: Likewise.
23318 * config/bfin/bfin.c: Likewise.
23319 * config/cris/cris.c: Likewise.
23320 * config/darwin.c: Likewise.
23321 * config/frv/frv.c: Likewise.
23322 * config/i386/i386.c: Likewise.
23323 * config/i386/i386.h: Likewise.
23324 * config/i386/winnt.c: Likewise.
23325 * config/ia64/ia64.h: Likewise.
23326 * config/iq2000/iq2000.c: Likewise.
23327 * config/mips/mips.c: Likewise.
23328 * config/mmix/mmix.h: Likewise.
23329 * config/pa/pa.c: Likewise.
23330 * config/pa/pa.h: Likewise.
23331 * config/rs6000/rs6000.c: Likewise.
23332 * config/s390/s390.c: Likewise.
23333 * config/sparc/sparc.c: Likewise.
23334 * config/xtensa/xtensa.c: Likewise.
23335 * cselib.h: Likewise.
23336 * dbxout.c: Likewise.
23337 * dwarf2out.c: Likewise.
23338 * except.c: Likewise.
23339 * except.h: Likewise.
23340 * fixed-value.h: Likewise.
23341 * function.c: Likewise.
23342 * function.h: Likewise.
23343 * gimple.h: Likewise.
23344 * integrate.c: Likewise.
23345 * optabs.c: Likewise.
23346 * output.h: Likewise.
23347 * real.h: Likewise.
23349 * stringpool.c: Likewise.
23350 * tree-data-ref.c: Likewise.
23351 * tree-flow.h: Likewise.
23352 * tree-scalar-evolution.c: Likewise.
23353 * tree-ssa-address.c: Likewise.
23354 * tree-ssa-alias.h: Likewise.
23355 * tree-ssa-operands.h: Likewise.
23356 * tree.c: Likewise.
23357 * tree.h: Likewise.
23358 * varasm.c: Likewise.
23359 * varray.h: Likewise.
23361 * coretypes.h: Do not define GTY macro if it is already defined.
23362 * doc/gty.texi: Update GTY documentation to new syntax.
23363 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23364 annotations on structs.
23365 * gengtype-parse.c: Likewise.
23367 2009-04-22 Mark Heffernan <meheff@google.com>
23369 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23371 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23373 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23376 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23378 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23379 the same as a PLUS without a shift. Increase the cost of a
23382 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23384 * Makefile.in: Update dependencies.
23385 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23386 * errors.h: Remove bogus comment about compatibility.
23387 (warning): Update declaration.
23388 * genautomata.c: Update all calls to warning.
23389 * gimple.c: Do not include errors.h. Include toplev.h.
23390 * tree-ssa-structalias.c: Do not include errors.h.
23391 * omega.c: Likewise.
23392 * tree-ssa-reassoc.c: Likewise.
23393 * config/spu/spu-c.c: Likewise.
23394 * config/spu/t-spu-elf: Update dependencies.
23396 2009-04-22 Richard Guenther <rguenther@suse.de>
23398 PR tree-optimization/39824
23399 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23400 make sure the types are compatible.
23402 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23405 * c-common.c (c_parse_error): Take a token_flags parameter.
23406 Use token_type for the token type instead.
23407 Pass token_flags to cpp_type2name.
23408 * c-common.h (c_parse_error): Update declaration.
23409 * c-parser.c (c_parser_error): Pass 0 as token flags.
23411 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23413 PR rtl-optimization/39580
23414 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23416 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23418 * function.c (expand_function_end): Do not emit a jump to the "naked"
23419 return label for fall-through returns.
23420 * except.c (sjlj_emit_function_exit): Always place the call to the
23421 unregister function at the location installed by expand_function_end.
23423 2009-04-22 Richard Guenther <rguenther@suse.de>
23425 PR tree-optimization/39845
23426 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23427 (gen_inbound_check): Likewise.
23429 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23431 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23433 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23434 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23436 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23438 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23439 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23440 shift counts to avoid out-of-bounds array accesses.
23442 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23444 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23445 (Pmode): Move above.
23447 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23449 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23450 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23451 GET_CODE macro. Use IN_RANGE macro where appropriate.
23452 * config/alpha/alpha.h: Ditto.
23453 * config/alpha/alpha.md: Ditto.
23454 * config/alpha/constraints.md: Ditto.
23455 * config/alpha/predicates.md: Ditto.
23457 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23459 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23460 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23461 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23462 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23463 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23464 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23465 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23466 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23467 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23468 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23469 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23470 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23471 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23472 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23473 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23474 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23475 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23476 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23477 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23478 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23479 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23480 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23481 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23482 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23483 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23484 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23485 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23487 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23489 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23490 references from comments.
23491 * cfgbuild.c (count_basic_blocks): Delete.
23492 (find_basic_blocks_1): Delete.
23493 (find_basic_blocks): Delete.
23494 * except.c (finish_eh_generation): Make static. Move comment from
23495 except.h here. Remove find_basic_blocks references from comments.
23496 * except.h (finish_eh_generation): Delete.
23497 * basic-block.h (find_basic_blocks): Delete.
23498 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23500 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23502 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23503 (sdbout_parms): Likewise.
23505 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23507 * config/sh/sh.c (prepare_cbranch_operands): Use
23508 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23509 (expand_cbranchdi4): Likewise.
23510 (from_compare): Add cast to enum type.
23511 (expand_cbranchsi4): Use add_reg_note.
23512 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23513 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23514 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23515 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23516 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23517 instead of CODE_FOR_nothing.
23518 (cbranchdi4): Likewise. Fix the order of arguments for
23520 (push_fpscr): Use add_reg_note.
23521 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23522 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23524 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23526 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23527 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23528 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23529 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23530 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23531 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23532 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23533 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23534 config/alpha/x-vms, config/arc/t-arc,
23535 config/arm/README-interworking, config/arm/arm-c.c,
23536 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23537 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23538 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23539 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23540 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23541 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23542 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23543 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23544 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23545 config/cris/t-elfmulti, config/crx/t-crx,
23546 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23547 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23548 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23549 config/h8300/t-h8300, config/i386/athlon.md,
23550 config/i386/darwin-libgcc.10.4.ver,
23551 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23552 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23553 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23554 config/i386/t-linux64, config/i386/t-nwld,
23555 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23556 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23557 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23558 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23559 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23560 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23561 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23562 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23563 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23564 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23565 config/m68k/t-uclinux, config/mcore/t-mcore,
23566 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23567 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23568 config/mips/crtn.asm, config/mips/irix-crti.asm,
23569 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23570 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23571 config/mips/mips-fixed.md, config/mips/sb1.md,
23572 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23573 config/mips/t-iris6, config/mips/t-isa3264,
23574 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23575 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23576 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23577 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23578 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23579 config/mn10300/t-linux, config/mn10300/t-mn10300,
23580 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23581 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23582 config/picochip/libgccExtras/clzsi2.asm,
23583 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23584 config/rs6000/darwin-libgcc.10.4.ver,
23585 config/rs6000/darwin-libgcc.10.5.ver,
23586 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23587 config/rs6000/t-aix43, config/rs6000/t-aix52,
23588 config/rs6000/t-darwin, config/rs6000/t-fprules,
23589 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23590 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23591 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23592 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23593 config/rs6000/t-rtems, config/rs6000/t-spe,
23594 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23595 config/score/t-score-elf, config/sh/divcost-analysis,
23596 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23597 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23598 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23599 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23600 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23601 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23602 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23603 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23604 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23605 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23606 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23607 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23608 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23609 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23610 * config/h8300/genmova.sh: Include copyright and license notices
23611 in generated output.
23612 * config/h8300/mova.md: Regenerate.
23613 * doc/install.texi2html: Include word "Copyright" in copyright
23614 notice and use name "Free Software Foundation, Inc.".
23615 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23616 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23617 ChangeLog-2007, ChangeLog-2008: Correct dates.
23619 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23621 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23622 NE_EXPR operations as well.
23623 * c-parser.c (c_parser_condition): Do not set location information on
23625 (c_parser_conditional_expression): Likewise.
23626 (c_parser_binary_expression): Set location information on operators.
23627 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23628 TRUTH_NOT_EXPR has been folded.
23629 * fold-const.c (fold_truth_not_expr): Copy location information from
23630 the incoming expression to the outgoing one.
23631 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23632 recursive calls on the LHS of the operator but pass that of the
23633 operator to recursive calls on the RHS of the operator. Set it
23635 (shortcut_cond_expr): Set the locus of the operator on the second
23636 COND_EXPR and that of the expression on the first in degenerate cases.
23637 Pass the locus of the expression to calls to shortcut_cond_r.
23638 Set the locus of the 'then' block on the associated jump, if any.
23639 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23640 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23641 expression to call to gimplify_boolean_expr.
23643 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23645 * config.gcc: Add additional configuration for
23646 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23647 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23648 (CPP_SPEC): Redefine for allowing -municode option.
23649 (STARTFILE_SPEC): Likewise.
23650 * config/i386/t-mingw-w64: New.
23651 * config/i386/mingw-w64.opt: New.
23652 (municode): Add new target option.
23653 * doc/invoke.texi (municode): Add documentation for new option.
23655 2009-04-21 Ian Lance Taylor <iant@google.com>
23657 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23658 Correct test for number of arguments.
23659 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23661 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23663 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23664 argument of emit_library_call.
23666 2009-04-21 Richard Guenther <rguenther@suse.de>
23668 PR middle-end/39829
23669 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23670 inside VIEW_CONVERT_EXPRs.
23672 2009-04-21 Martin Jambor <mjambor@suse.cz>
23674 * tree-switch-conversion.c (build_constructors): Split a long line.
23675 (constructor_contains_same_values_p): New function.
23676 (build_one_array): Create assigns of constants if possible, do not
23677 call mark_sym_for_renaming, call update_stmt.
23678 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23679 make_rename_temp. Do not call mark_symbols_for_renaming, call
23681 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23682 find_new_referenced_vars, call update_stmt.
23683 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23684 instead of calling make_rename_temp. Do not call
23685 find_new_referenced_vars or mark_symbols_for_renaming, call
23688 2009-04-21 Richard Guenther <rguenther@suse.de>
23690 PR tree-optimization/39827
23691 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23692 (tree_ssa_phiprop): Pass the correct array size.
23694 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23696 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23698 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23701 * c-typeck.c (lvalue_p): Move declaration ...
23702 * c-common.h (lvalue_p): ... to here.
23703 * c-common.c (candidate_equal_p): New.
23704 (add_tlist): Use it.
23705 (merge_tlist): Use it.
23706 (warn_for_collisions_1): Likewise.
23707 (warning_candidate_p): Accept more candidates.
23708 (verify_tree): A warning candidate can be an expression. Use
23711 2009-04-21 Ben Elliston <bje@au.ibm.com>
23714 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23715 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23716 options. Remove -mcall-solaris documentation.
23718 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23721 * doc/invoke.texi (-Wlong-long): Update description.
23722 * c-lex (interpret_integer): Only warn if there was no previous
23723 overflow and -Wlong-long is enabled.
23724 * c-decl.c (declspecs_add_type): Drop redundant flags.
23725 * c.opt (Wlong-long): Init to -1.
23726 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23727 and front-end warn_long_long. Wlong-long only depends on other
23728 flags if it is uninitialized.
23729 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23730 the same for CPP and FE.
23731 (restore_extension_diagnostics): Likewise.
23733 2009-04-20 Ian Lance Taylor <iant@google.com>
23735 Fix enum conversions which are invalid in C++:
23736 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23737 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23738 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23739 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23740 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23741 (dbxout_parms): Likewise.
23742 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23743 (df_clear_flags): Likewise.
23744 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23745 top_flag parameter to int.
23746 (df_chain_create_bb_process_use): Likewise.
23747 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23749 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23750 (df_ref_create_structure, df_def_record_1): Likewise.
23751 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23752 (df_notes_rescan): Change 0 to VOIDmode in function call.
23753 (df_get_call_refs, df_insn_refs_collect): Likewise.
23754 (df_bb_regs_collect): Likewise.
23755 (df_entry_block_defs_collect): Likewise.
23756 (df_exit_block_uses_collect): Likewise.
23757 * df.h: Update declarations.
23758 * double-int.c (double_int_divmod): Add cast to enum type.
23759 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23760 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23761 (based_loc_descr): Likewise.
23762 (loc_descriptor_from_tree_1): Change first_op and second_op to
23763 enum dwarf_location_atom. Add cast to enum type.
23764 * expmed.c (init_expmed): Change 0 to SET in function call.
23765 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23766 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23767 (do_store_flag): Likewise.
23768 * fixed-value.h (struct fixed_value): Change mode to enum
23770 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23771 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23773 (insert_insn_decl, insert_decl, insert_state): Likewise.
23774 (automata_list_finish): Likewise.
23775 * genrecog.c (process_define_predicate): Add cast to enum type.
23776 * gensupport.c (init_predicate_table): Add cast to enum type.
23777 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23779 (gimple_build_call_1, gimple_build_label): Likewise.
23780 (gimple_build_goto, gimple_build_asm_1): Likewise.
23781 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23782 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23783 (enum fallback): Rename from enum fallback_t.
23784 (fallback_t): Typedef as int.
23785 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23786 GSI_SAME_STMT in function call.
23787 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23789 (setup_reg_class_relations): Likewise.
23790 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23791 (setup_prohibited_class_mode_regs): Add cast to enum type.
23792 (setup_prohibited_mode_move_regs): Likewise.
23793 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23794 (record_address_regs): Change i to enum reg_class.
23795 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23796 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23797 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23798 (GET_MODE_2XWIDER_MODE): Likewise.
23799 (GET_CLASS_NARROWEST_MODE): Likewise.
23800 * omp-low.c (expand_omp_for): Add cast to enum type.
23801 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23802 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23803 * postreload.c (reload_cse_simplify_operands): Change rclass local
23805 * predict.c (combine_predictions_for_insn): Change best_predictor
23806 and predictor to enum br_predictor.
23807 (combine_predictions_for_bb): Likewise.
23808 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23809 use SET_PREDICT_EXPR_OUTCOME.
23810 * real.c (real_arithmetic): Change icode to code in function call.
23811 * reginfo.c (init_move_cost): Add casts to enum type.
23812 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23813 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23815 * reload.c (find_valid_class): Add casts to enum type.
23816 (push_reload): Change 0 to NO_REGS in function call.
23817 (find_reloads): Change this_alternative to array of enum
23818 reg_class. Remove some now-unnecessary casts.
23819 (make_memloc): Change 0 to VOIDmode in function call.
23820 * reload1.c (reload): Change 0 to VOIDmode in function call.
23821 (eliminate_regs_1, elimination_effects): Likewise.
23822 (eliminate_regs_in_insn): Likewise.
23823 (emit_input_reload_insns): Add cast to enum type.
23824 (delete_output_reload): Change 0 to VOIDmode in function call.
23825 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23826 to enum type in function call.
23827 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23828 (SET_PREDICT_EXPR_OUTCOME): Define.
23829 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23830 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23831 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23832 (dump_function): Likewise.
23833 * tree-dump.h: Update declarations.
23834 * tree-pass.h: Update declarations.
23835 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23836 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23838 (arm_rtx_costs_1): Correct parenthesization.
23839 (arm_rtx_costs): Add casts to enum type.
23840 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23841 (vfp_emit_fstmd): Use add_rg_note.
23842 (emit_multi_reg_push, emit_sfm): Likewise.
23843 (thumb_set_frame_pointer): Likewise.
23844 (arm_expand_prologue): Likewise.
23845 (arm_regno_class): Change return type to enum reg_class.
23846 (thumb1_expand_prologue): Use add_reg_note.
23847 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23848 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23850 * config/arm/gentune.sh: Add cast to enum type.
23851 * config/arm/arm-tune.md: Rebuild.
23852 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23853 (ix86_split_fp_branch, predict_jump): Likewise.
23854 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23855 insn_code to enum rtx_code.
23856 (ix86_builtin_vectorized_function): Add cast to enum type.
23857 * config/i386/i386.md (truncdfsf2): Change slot to enum
23859 (truncxf<mode>2, isinf<mode>2): Likewise.
23860 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23862 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23863 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23864 (insert_bundle_state): Change 1 to INSERT in function call.
23865 (ia64_add_bundle_selector_before): Likewise.
23866 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23867 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23868 (restore_stack_nonlocal): Likewise.
23869 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23871 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23873 (mips_rtx_costs): Likewise.
23874 (mips_override_options): Add casts to enum type.
23875 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23877 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23878 (store_reg, set_reg_plus_d): Likewise.
23879 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23880 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23882 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23884 (emit_unlikely_jump): Use add_reg_note.
23885 (rs6000_emit_allocate_stack): Likewise.
23886 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23887 (output_toc): Change 1 to INSERT in function call.
23888 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23889 (rs6000_initialize_trampoline): Likewise.
23890 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23892 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23893 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23894 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23895 (save_gprs): Use add_reg_note.
23896 (s390_emit_prologue): Likewise.
23897 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23898 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23899 (sparc_fold_builtin): Add cast to enum type.
23900 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23902 (spu_expand_prologue): Use add_reg_note.
23903 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23905 2009-04-20 Ian Lance Taylor <iant@google.com>
23907 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23908 (c_parser_postfix_expression_after_primary): Get VEC for list of
23909 arguments. Get original types of arguments. Call
23910 build_function_call_vec.
23911 (cached_expr_list_1, cached_expr_list_2): New static variables.
23912 (c_parser_expr_list): Change return type to VEC *. Add
23913 p_orig_types parameter. Change all callers.
23914 (c_parser_release_expr): New static function.
23915 (c_parser_vec_to_tree_list): New static function.
23916 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23917 call build_function_call_vec.
23918 (build_function_call_vec): New function, based on old
23919 build_function_call.
23920 (convert_arguments): Remove nargs and argarray parameters. Change
23921 values to a VEC. Add origtypes parameter.
23922 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23923 (convert_for_assignment): Add origtype parameter. Change all
23924 callers. If warn_cxx_compat, check for conversion to an enum
23925 type when calling a function.
23926 (store_init_value): Add origtype parameter. Change all callers.
23927 (digest_init): Likewise.
23928 (struct init_node): Add origtype field.
23929 (add_pending_init): Add origtype parameter. Change all callers.
23930 (output_init_element): Likewise.
23931 (output_pending_init_elements): Pass origtype from init_node to
23932 output_init_element.
23933 (process_init_element): Pass origtype from c_expr to
23934 output_init_element.
23935 (c_finish_return): Add origtype parameter. Change all callers.
23936 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23938 (sync_resolve_params): Likewise.
23939 (sync_resolve_return): Change params to first_param. Change caller.
23940 (resolve_overloaded_builtins): Change params to VEC *. Change
23941 callers. Save first parameter around call to build_function_call_vec.
23942 * c-decl.c (finish_decl): Add origtype parameter. Change all
23943 callers. Call build_function_call_vec rather than
23944 build_function_call for cleanup.
23945 * c-tree.h: Update declarations.
23946 * c-common.h: Update declarations.
23947 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23948 params to first_param.
23949 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23950 params parameter from tree to void *.
23951 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23952 Change arglist parameter to have type void *, and to be a pointer
23954 * config/rs6000/rs6000-protos.h
23955 (altivec_resolve_overloaded_builtin): Update declaration.
23956 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23957 fnargs parameter to have type void *, and to be a pointer to a
23958 VEC. Call build_function_call_vec instead of
23959 build_function_call.
23960 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23962 2009-04-20 Joey Ye <joey.ye@intel.com>
23963 Xuepeng Guo <xuepeng.guo@intel.com>
23964 H.J. Lu <hongjiu.lu@intel.com>
23966 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23968 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23969 (IX86_LEA_PRIORITY): Likewise.
23970 (distance_non_agu_define): New function.
23971 (distance_agu_use): Likewise.
23972 (ix86_lea_for_add_ok): Likewise.
23973 (ix86_dep_by_shift_count): Likewise.
23975 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23976 should split for LEA.
23978 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23980 (ix86_dep_by_shift_count): Likewise.
23982 2009-04-20 Richard Guenther <rguenther@suse.de>
23984 * expr.c (handled_component_p): Move ...
23985 * tree.h (handled_component_p): ... here.
23986 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23987 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23988 and REALPART_EXPR to be in one group.
23990 2009-04-20 Richard Guenther <rguenther@suse.de>
23992 * basic-block.h (get_all_dominated_blocks): Declare.
23993 * dominance.c (get_all_dominated_blocks): New function.
23994 * tree-cfg.c (get_all_dominated_blocks): Remove.
23995 (remove_edge_and_dominated_blocks): Adjust.
23996 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23997 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23998 instead of recursing.
24000 2009-04-20 Doug Kwan <dougkwan@google.com>
24002 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24003 (struct cgraph_node_set_def): New type.
24004 (cgraph_node_set) New type. Also declare vector functions.
24005 (struct cgraph_node_set_element_def): New type.
24006 (cgraph_node_set_element): Ditto.
24007 (cgraph_node_set_iterator): New iterator type.
24008 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24009 cgraph_node_set_remove, dump_cgraph_node_set,
24010 debug_cgraph_node_set): New prototypes.
24011 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24012 cgraph_node_set_size): New inlines.
24013 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24014 including cgraph.h.
24015 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24016 argument to function 'write_summary'.
24017 * ipa.c: Include ggc.h.
24018 (hash_cgraph_node_set_element,
24019 eq_cgraph_node_set_element, cgraph_node_set_new,
24020 cgraph_node_set_add, cgraph_node_set_remove,
24021 cgraph_node_set_find, dump_cgraph_node_set,
24022 debug_cgraph_node_set): New functions.
24023 * Makefile.in (ipa.o): Add dependency on GGC_H.
24025 2009-04-20 Ira Rosen <irar@il.ibm.com>
24027 PR tree-optimization/39675
24028 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24029 check of the return code of vect_schedule_slp. Check that
24030 stmt_vec_info still exists for the statement, before checking its
24031 vectorization type.
24033 2009-04-20 Michael Matz <matz@suse.de>
24035 * Makefile.in (generated_files): Take out $(simple_generated_c).
24037 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24039 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24040 (UINTPTR_TYPE): Likewise.
24042 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24045 * c-typeck.c (digest_init): Check for initializing an array with a
24048 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24051 * c-semantics.c (pop_stmt_list): Propagate
24052 STATEMENT_LIST_HAS_LABEL to parent statement list.
24054 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24056 * config/mips/mips.h (mips_tune_attr): New macro.
24057 * config/mips/mips.md (cpu): Use it.
24059 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24062 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24065 2009-04-19 Diego Novillo <dnovillo@google.com>
24067 * toplev.c (compile_file): Move call to coverage_finish ...
24068 * cgraphunit.c (ipa_passes): ... here.
24069 Call cgraph_process_new_functions.
24070 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24071 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24073 2009-04-19 Jan Hubicka <jh@suse.cz>
24075 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24077 (dump_cgraph_node): Dump can throw external flag.
24078 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24080 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24084 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24085 * common.opt (Wlogical-op): Move from here...
24086 * c.opt (Wlogical-op): ... to here.
24087 * c-typeck.c (parser_build_binary_op): Update call to
24088 warn_logical_operator.
24089 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24091 * c-common.c (warn_logical_op): Update.
24092 * c-common.h (warn_logical_op): Update declaration.
24094 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24096 * tree.c (protected_set_expr_location): Fix formatting.
24098 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24101 * c-typeck.c (readonly_warning): new.
24102 (build_unary_op, build_modify_expr): Use readonly_warning for
24103 storing into something readonly but not const-qualified.
24105 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24108 * c-typeck.c (build_unary_op): Check for taking address of
24109 expression of type void.
24111 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24114 * c-typeck.c (build_function_call): Check for calling a function
24115 with qualified void return types. Call require_complete_type when
24118 2009-04-18 Jan Hubicka <jh@suse.cz>
24120 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24122 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24123 can_throw_external flag.
24124 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24125 * ipa-pure-const.c (ignore_edge): New function.
24126 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24127 only over can_throw_external edges.
24128 (local_pure_const): Add nothrow flag.
24129 * ipa-utils.c (searchc): Add ignore_edge callback.
24130 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24131 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24132 (set_nothrow_function_flags): Update cgraph.
24133 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24135 2009-04-18 Richard Guenther <rguenther@suse.de>
24137 PR middle-end/39804
24138 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24139 (fold_stmt): ... this and ...
24140 (fold_stmt_inplace): ... this.
24141 (fold_stmt_1): Fold references in calls and asms.
24142 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24144 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24146 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24147 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24149 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24151 * tree.c (function_args_count): Remove.
24152 * tree.h: Remove the prototype for function_args_count.
24154 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24156 * tree-iterator.c (expr_only): Remove.
24157 * tree.h: Remove the prototype for expr_only.
24159 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24161 * reginfo.c (cannot_change_mode_set_regs): Remove.
24162 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24164 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24166 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24167 whether operands 0 and 1 overlaps.
24169 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24171 PR middle-end/36902
24172 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24173 pointer. Use warning_at instead of warning.
24174 (search_for_addr_array): Likewise.
24175 (check_array_bounds): Likewise.
24176 (check_all_array_refs): Check that the incoming edge is not in the
24177 list of edges to be removed.
24178 (check_all_array_refs): Avoid the temporal pointer.
24179 (vrp_visit_cond_stmt): Fix typo.
24180 (simplify_switch_using_ranges): Handle the case where the switch
24181 index is an integer constant.
24183 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24185 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24187 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24189 * doc/extend.texi, doc/invoke.texi: Fix typos.
24191 2009-04-17 Cary Coutant <ccoutant@google.com>
24193 * tree-flow-inline.h (get_lineno): Fix inverted test.
24195 2009-04-17 Diego Novillo <dnovillo@google.com>
24197 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24198 assertion for AVAIL_OUT.
24200 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24203 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24204 * config/sh/linux-atomic.asm: Likewise.
24206 2009-04-17 Diego Novillo <dnovillo@google.com>
24208 * except.c (debug_eh_tree): New.
24209 (struct eh_region, struct eh_status): Move ...
24210 * except.h: ... here.
24211 (add_type_for_runtime): Declare extern.
24212 (lookup_type_for_runtime): Likewise.
24213 (debug_eh_tree): Declare.
24214 * Makefile.in (GTFILES): List except.h before except.c
24216 2009-04-17 Diego Novillo <dnovillo@google.com>
24218 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24219 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24220 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24221 (find_vars_r): ... here.
24222 * tree-flow.h (find_referenced_vars_in): Declare.
24223 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24224 that AVAIL_OUT exists for BLOCK.
24225 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24226 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24227 (tree-parloops.o): Likewise.
24229 2009-04-17 Simon Baldwin <simonb@google.com>
24231 * toplev.c (default_tree_printer): Add handling for %E format.
24233 2009-04-17 Diego Novillo <dnovillo@google.com>
24235 * tree-pretty-print.c (dump_generic_node): Add break after
24236 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24237 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24238 FUNCTION_TYPE together. Call print_struct_decl when printing
24239 structures and TDF_SLIM is not given.
24240 (print_struct_decl): Fix logic for detecting recursion.
24242 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24245 * gcc.c (create_at_file): New.
24246 (compile_input_file_p): New.
24247 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24248 * main.c (main): Update call to toplev_main.
24249 * toplev.c (toplev_main): Change signature. Call expandargv.
24250 * toplev.h (toplev_main): Change signature.
24252 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24254 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24255 if the latter is not constant.
24257 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24259 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24261 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24263 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24264 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24266 2009-04-17 Richard Guenther <rguenther@suse.de>
24268 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24269 Handle component references view-converting an invariant address.
24271 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24273 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24274 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24275 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24276 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24277 Use @deftypevr rather than @deftypevar.
24279 2009-04-17 Richard Guenther <rguenther@suse.de>
24281 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24282 (get_prop_source_stmt): Likewise.
24283 (can_propagate_from): Likewise.
24285 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24287 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24288 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24289 (--with-multilib-list): Add default value.
24290 * configure: Regenerate.
24291 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24292 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24293 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24294 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24295 Don't add default cpu to multilib list unnecessarily, but do enable
24296 the relevant compiler option..
24297 Add support for --with-multilib-list=<blank> and
24298 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24299 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24300 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24301 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24302 TM_MULTILIB_CONFIG.
24303 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24304 (MULTILIB_OSDIRNAMES): New variable.
24305 * config/sh/t-1e: Delete file.
24306 * config/sh/t-mlib-sh1: Delete file.
24307 * config/sh/t-mlib-sh2: Delete file.
24308 * config/sh/t-mlib-sh2a: Delete file.
24309 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24310 * config/sh/t-mlib-sh2a-single: Delete file.
24311 * config/sh/t-mlib-sh2a-single-only: Delete file.
24312 * config/sh/t-mlib-sh2e: Delete file.
24313 * config/sh/t-mlib-sh3e: Delete file.
24314 * config/sh/t-mlib-sh4: Delete file.
24315 * config/sh/t-mlib-sh4-nofpu: Delete file.
24316 * config/sh/t-mlib-sh4-single: Delete file.
24317 * config/sh/t-mlib-sh4-single-only: Delete file.
24318 * config/sh/t-mlib-sh4a: Delete file.
24319 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24320 * config/sh/t-mlib-sh4a-single: Delete file.
24321 * config/sh/t-mlib-sh4a-single-only: Delete file.
24322 * config/sh/t-mlib-sh4al: Delete file.
24323 * config/sh/t-mlib-sh5-32media: Delete file.
24324 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24325 * config/sh/t-mlib-sh5-64media: Delete file.
24326 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24327 * config/sh/t-mlib-sh5-compact: Delete file.
24328 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24329 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24330 * doc/install.texi (Options specification): Add
24331 --with-multilib-list and --with-endian.
24333 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24335 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24337 (OBJS-common): Add plugin-version.o.
24338 (plugin-version.o): New.
24339 * gcc-plugin.h (plugin_gcc_version): New.
24340 (plugin_default_version_check): New.
24341 (plugin_init_func, plugin_init): Add version argument.
24342 * plugin-version.c: New.
24343 * plugin.c (str_plugin_gcc_version_name): New.
24344 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24345 pass it to the init function.
24346 (plugin_default_version_check): New.
24348 2009-04-17 Richard Guenther <rguenther@suse.de>
24350 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24351 for decl-vs-decl disambiguation.
24353 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24355 * config/s390/s390.h (s390_tune_attr): New macro definition.
24356 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24358 2009-04-17 Richard Guenther <rguenther@suse.de>
24360 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24361 (fold_stmt_r): Likewise.
24362 (maybe_fold_reference): New function.
24363 (fold_gimple_assign): Handle cases fold_stmt_r did.
24364 (fold_stmt): Do not use fold_stmt_r.
24365 (fold_stmt_inplace): Likewise.
24367 2009-04-17 Richard Guenther <rguenther@suse.de>
24369 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24370 (record_equivalences_from_stmt): Remove useless checks and
24372 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24373 the type is already suitable.
24375 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24377 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24379 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24381 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24382 (CMPtype): Define as __gcc_CMPtype.
24384 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24386 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24387 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24389 2009-04-17 Richard Guenther <rguenther@suse.de>
24391 PR tree-optimization/39746
24392 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24393 special-casing for builtins and static variable use/def.
24394 (call_may_clobber_ref_p_1): Likewise.
24396 2009-04-16 Ian Lance Taylor <iant@google.com>
24398 * df.h: Include "timevar.h".
24399 (struct df_problem): Change tv_id field to timevar_id_t.
24400 * tree-pass.h: Include "timevar.h".
24401 (struct opt_pass): Change tv_id field to timevar_id_t.
24402 * timevar.h (timevar_id_t): Define TV_NONE.
24403 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24404 TV_NONE rather than tv_id != 0.
24405 (execute_one_pass): Likewise.
24406 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24407 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24408 dependencies to $(TREE_PASS_H).
24409 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24411 (pass_branch_target_load_optimize2): Likewise.
24412 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24413 (pass_outof_cfg_layout_mode): Likewise.
24414 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24415 (pass_rebuild_cgraph_edges): Likewise.
24416 (pass_remove_cgraph_callee_edges): Likewise.
24417 * df-core.c (pass_df_initialize_opt): Likewise.
24418 (pass_df_initialize_no_opt): Likewise.
24419 (pass_df_finish): Likewise.
24420 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24421 * except.c (pass_set_nothrow_function_flags): Likewise.
24422 (pass_convert_to_eh_region_ranges): Likewise.
24423 * final.c (pass_compute_alignments): Likewise.
24424 * function.c (pass_instantiate_virtual_regs): Likewise.
24425 (pass_init_function): Likewise.
24426 (pass_leaf_regs): Likewise.
24427 (pass_match_asm_constraints): Likewise.
24428 * gimple-low.c (pass_lower_cf): Likewise.
24429 (pass_mark_used_blocks): Likewise.
24430 * init-regs.c (pass_initialize_regs): Likewise.
24431 * integrate.c (pass_initial_value_sets): Likewise.
24432 * ira.c (pass_ira): Likewise.
24433 * jump.c (pass_cleanup_barriers): Likewise.
24434 * omp-low.c (pass_expand_omp): Likewise.
24435 (pass_lower_omp): Likewise.
24436 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24437 * recog.c (pass_split_all_insns): Likewise.
24438 (pass_split_after_reload): Likewise.
24439 (pass_split_before_regstack): Likewise.
24440 (pass_split_before_sched2): Likewise.
24441 (pass_split_for_shorten_branches): Likewise.
24442 * reginfo.c (pass_reginfo_init): Likewise.
24443 (pass_subregs_of_mode_init): Likewise.
24444 (pass_subregs_of_mode_finish): Likewise.
24445 * passes.c (pass_postreload): Likewise.
24446 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24447 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24448 (pass_warn_function_return): Likewise.
24449 (pass_warn_function_noreturn): Likewise.
24450 * tree-complex.c (pass_lower_complex): Likewise.
24451 (pass_lower_complex_O0): Likewise.
24452 * tree-if-conv.c (pass_if_conversion): Likewise.
24453 * tree-into-ssa.c (pass_build_ssa): Likewise.
24454 * tree-mudflap.c (pass_mudflap_1): Likewise.
24455 (pass_mudflap_2): Likewise.
24456 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24457 (pass_mudflap_2): Likewise.
24458 * tree-nrv.c (pass_return_slot): Likewise.
24459 * tree-object-size.c (pass_object_sizes): Likewise.
24460 * tree-optimize.c (pass_all_optimizations): Likewise.
24461 (pass_early_local_passes): Likewise.
24462 (pass_all_early_optimizations): Likewise.
24463 (pass_cleanup_cfg): Likewise.
24464 (pass_cleanup_cfg_post_optimizing): Likewise.
24465 (pass_free_datastructures): Likewise.
24466 (pass_free_cfg_annotations): Likewise.
24467 (pass_fixup_cfg): Likewise.
24468 (pass_init_datastructures): Likewise.
24469 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24470 (pass_late_warn_uninitialized): Likewise.
24471 (pass_update_address_taken): Likewise.
24472 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24473 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24474 (pass_cse_sincos): Likewise.
24475 (pass_convert_to_rsqrt): Likewise.
24476 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24477 * tree-stdarg.c (pass_stdarg): Likewise.
24478 * tree-tailcall.c (pass_tail_recursion): Likewise.
24479 (pass_tail_calls): Likewise.
24480 * tree-vect-generic.c (pass_lower_vector): Likewise.
24481 (pass_lower_vector_ssa): Likewise.
24482 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24484 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24486 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24488 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24490 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24491 logical and signext.
24493 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24496 * config/sh/predicates.md (arith_operand): Check if the operand
24497 of TRUNCATE is a REG.
24499 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24501 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24502 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24504 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24506 * tree-iterator.c (tsi_split_statement_list_after,
24507 tsi_split_statement_list_before): Remove.
24508 * tree-iterator.h: Remove the prototypes for
24509 tsi_split_statement_list_after and tsi_split_statement_list_before.
24511 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24513 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24514 * tree-ssa-propagate.h: Remove the prototype for
24515 stmt_makes_single_load.
24517 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24519 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24520 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24522 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24524 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24526 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24528 * except.c (eh_region_outer_p): Remove.
24529 * except.h: Remove the prototype for eh_region_outer_p.
24531 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24533 * function.c (current_function_assembler_name): Remove.
24534 * function.h: Remove the prototype for
24535 current_function_assembler_name.
24537 2009-04-16 Ian Lance Taylor <iant@google.com>
24539 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24540 (add_reg_note): Call alloc_reg_note.
24541 * rtl.h (alloc_reg_note): Declare.
24542 * combine.c (try_combine): Use alloc_reg_note.
24543 (recog_for_combine, move_deaths): Likewise.
24544 (distribute_notes): Use alloc_reg_note and add_reg_note.
24545 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24546 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24547 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24549 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24551 PR rtl-optimization/39762
24552 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24553 ira_may_move_out_cost): Add comments about way of their usage.
24554 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24556 * ira-conflicts.c (process_regs_for_copy): Use function
24557 ira_get_register_move_cost instead of global
24558 ira_register_move_cost.
24560 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24561 color_pass, move_spill_restore, update_curr_costs): Ditto.
24563 * ira-lives.c (process_single_reg_class_operands): Ditto.
24565 * ira-emit.c (emit_move_list): Ditto.
24567 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24568 (record_reg_classes): Ditto. Use functions
24569 ira_get_register_move_cost and ira_get_may_move_cost instead of
24570 global vars ira_register_move_cost, ira_may_move_out_cost and
24571 ira_may_move_in_cost.
24572 (record_address_regs): Don't call ira_init_register_move_cost.
24573 Use function ira_get_may_move_cost instead of global
24574 ira_may_move_in_cost.
24575 (process_bb_node_for_hard_reg_moves): Use function
24576 ira_get_register_move_cost instead of global ira_register_move_cost.
24577 (ira_costs): Don't call ira_init_register_move_cost.
24579 2009-04-16 Richard Guenther <rguenther@suse.de>
24581 * tree-cfg.c (verify_gimple_assign_binary):
24582 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24583 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24584 (create_general_new_stmt): Note that this function is broken.
24586 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24588 * common.opt (fhelp): Add Var(help_flag).
24589 * gcc-plugin.h (plugin_info): Add help.
24590 * plugin.c (plugin_name_args): Add help.
24591 (register_plugin_info): Set plugin->help.
24592 (print_help_one_plugin): New.
24593 (print_plugins_help): New.
24594 * plugin.h (print_plugins_help): New.
24595 * toplev.c (toplev_main): Call print_plugins_help if needed.
24597 2009-04-16 Richard Guenther <rguenther@suse.de>
24599 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24600 (gimple_ior_addresses_taken_1): New function.
24601 (gimple_ior_addresses_taken): Likewise.
24602 * gimple.h (struct gimple_statement_with_ops_base): Remove
24603 addresses_taken member.
24604 (gimple_ior_addresses_taken): Declare.
24605 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24606 gimple_set_addresses_taken): Remove.
24607 * ipa-reference.c (mark_address): New function.
24608 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24609 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24610 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24611 (gimple_add_to_addresses_taken): Remove.
24612 (get_tmr_operands): Call mark_address_taken.
24613 (get_asm_expr_operands): Likewise.
24614 (get_expr_operands): Likewise.
24615 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24616 (free_stmt_operands): Do not free it.
24617 * tree-ssa.c (delete_tree_ssa): Likewise.
24618 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24620 2009-04-16 Richard Guenther <rguenther@suse.de>
24622 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24623 (walk_stmt_load_store_ops): Likewise.
24624 * gimple.c (get_base_loadstore): New function.
24625 (walk_stmt_load_store_addr_ops): Likewise.
24626 (walk_stmt_load_store_ops): Likewise.
24627 * ipa-pure-const.c (check_op): Simplify.
24628 (check_load, check_store): New functions.
24629 (check_stmt): Use walk_stmt_load_store_ops.
24630 * ipa-reference.c (mark_load): Adjust signature.
24631 (mark_store): Likewise.
24632 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24634 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24636 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24637 (plugin_info): New.
24638 * opts.c (common_handle_option): Don't call print_version.
24639 * plugin.c (plugin_name_args): Add version.
24640 (register_plugin_info): New.
24641 (register_callback): Handle PLUGIN_INFO.
24642 (try_init_one_plugin): New.
24643 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24645 (finalize_one_plugin): New.
24646 (finalize_plugins): New.
24647 (print_one_plugin): New.
24648 (print_plugins_versions): New.
24649 * plugin.h (print_plugins_versions): New.
24650 (finalize_plugins): New.
24651 * toplev.c (compile_file): Don't call initialize_plugins.
24652 (print_version): Call print_plugins_versions.
24653 (toplev_main): Call initialize_plugins. Print version if needed.
24654 Call finalize_plugins.
24656 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24658 * common.opt (fversion): New.
24659 * gcc.c (print_version): New.
24660 (process_command): Don't print the version. Just set print_version.
24661 (main): Print version. Call subprocesses if print_version and
24662 verbose_flag are set.
24663 * opts.c (common_handle_option): Handle OPT_fversion.
24665 2009-04-16 Richard Guenther <rguenther@suse.de>
24666 Ira Rosen <irar@il.ibm.com>
24668 PR tree-optimization/39698
24669 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24670 type of the reduction variable. Only generate the def if
24673 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24674 make sure to first convert to an integer of the same precision.
24675 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24676 the type of the evolution correctly in computing the new
24677 induction variable base.
24679 2009-04-16 Richard Guenther <rguenther@suse.de>
24681 PR middle-end/39625
24682 * tree-cfg.c (make_blocks): Split statements with to-be
24683 abnormal SSA names on the lhs.
24685 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24687 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24688 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24689 * c-typeck.c (really_start_incremental_init): Likewise.
24690 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24691 (TARGET_INITIALIZER): Remove it.
24692 * target.h (struct target): Remove vector_opaque_p.
24693 * tree.c (build_opaque_vector_type): New.
24694 * tree.h (TYPE_VECTOR_OPAQUE): New.
24695 (build_opaque_vector_type): Declare.
24696 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24697 * config/rs6000/rs6000.c (build_opaque_vector_type,
24698 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24699 (rs6000_init_builtins): Use build_opaque_vector_type for
24700 opaque_V4SI_type_node.
24702 2009-04-15 Catherine Moore <clm@codesourcery.com>
24704 * debug.h (set_name): Declare.
24705 * dwarf2out.c (dwarf2out_set_name): Declare.
24706 (dwarf2_debug_hooks): Add set_name.
24707 (find_AT_string): New.
24708 (add_AT_string): Call find_AT_string.
24709 (dwarf2out_set_name): New.
24710 * cp/decl.c (grokdeclarator): Call set_name.
24711 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24712 * debug.c (do_nothing_debug_hooks): Likewise.
24713 * dbxout.c (dbx_debug_hooks): Likewise.
24714 * sdbout.c (sdb_debug_hooks): Likewise.
24716 2009-04-15 Michael Eager <eager@eagercon.com>
24718 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24719 reg for single-precision FPU.
24720 * config/rs6000/rs6000.md (movsi_internal1): Only for
24721 !TARGET_SINGLE_FPU.
24722 (movsi_internal1_single): New. Add pattern to move SI values to/from
24723 single-precision FP regs.
24725 2009-04-15 Richard Guenther <rguenther@suse.de>
24727 * omp-low.c (lower_rec_input_clauses): Build correct address
24729 (expand_omp_for_generic): Fix multiplication type.
24730 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24731 (generate_memset_zero): Fix types.
24732 * tree-profile.c (prepare_instrumented_value): Correctly
24735 2009-04-15 Ian Lance Taylor <iant@google.com>
24737 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24738 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24739 for -Wall and for -Wc++-compat.
24740 (c_common_post_options): For C++, set warn_enum_compare if not
24742 * c-tree.h (struct c_expr): Add field original_type.
24743 (build_external_ref): Update declaration.
24744 * c-parser.c (c_parser_braced_init): Set original_type.
24745 (c_parser_initelt): Likewise.
24746 (c_parser_expr_no_commas): Likewise.
24747 (c_parser_conditional_expression): Likewise.
24748 (c_parser_cast_expression): Likewise.
24749 (c_parser_unary_expression): Likewise. Pull setting of
24750 original_code to top of function.
24751 (c_parser_sizeof_expression): Set original_type.
24752 (c_parser_alignof_expression): Likewise.
24753 (c_parser_postfix_expression): Likewise. Pull setting of
24754 original_code to top of function.
24755 (c_parser_postfix_expression_after_paren_type): Set original_type.
24756 (c_parser_postfix_expression_after_primary): Likewise.
24757 (c_parser_expression): Likewise.
24758 * c-typeck.c (build_external_ref): Add type parameter. Change all
24760 (c_expr_sizeof_expr): Set original_type field.
24761 (parser_build_unary_op): Likewise.
24762 (parser_build_binary_op): Likewise. Optionally warn about
24763 comparisons of enums of different types.
24764 (digest_init): Set original_type field.
24765 (really_start_incremental_init): Likewise.
24766 (push_init_level, pop_init_level): Likewise.
24767 * doc/invoke.texi (Warning Options): -Wenum-compare now
24770 2009-04-15 Richard Guenther <rguenther@suse.de>
24772 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24773 out a necessary conversion.
24774 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24775 names we didn't value number.
24776 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24778 2009-04-15 Richard Guenther <rguenther@suse.de>
24780 PR tree-optimization/39764
24781 * tree-ssa-ccp.c (get_value): Canonicalize value with
24782 canonicalize_float_value.
24784 2009-04-15 Jan Hubicka <jh@suse.cz>
24786 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24787 Wrong version of patch.
24789 2009-04-15 Jan Hubicka <jh@suse.cz>
24791 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24793 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24795 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24796 our distinct integral and vector types.
24798 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24800 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24801 * init.c (build_vtbl_address): Remove call to assemble_external.
24803 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24805 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24806 output for other floating point modes.
24808 2009-04-14 Diego Novillo <dnovillo@google.com>
24810 * diagnostic.c (diagnostic_report_diagnostic): Do not
24811 warn about loaded plugins for DK_ERROR and DK_WARNING.
24812 * c-decl.c (declspecs_add_type): Move call to
24813 invoke_plugin_callbacks ...
24814 * c-parser.c (c_parser_declspecs): ... here.
24815 * plugin.c (dump_active_plugins): Tidy output.
24817 2009-04-14 Diego Novillo <dnovillo@google.com>
24818 Le-Chun Wu <lcwu@google.com>
24820 * configure.ac: Add --enable-plugin support.
24821 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24822 * Makefile.in (PLUGIN_H): Define.
24823 Export ENABLE_PLUGIN and GMPINC to site.exp.
24824 Add PLUGINLIBS to link command.
24825 Add/modify dependencies for plugin.o and files including plugin.h.
24827 * config.in: Regenerate.
24829 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24832 2009-04-14 Le-Chun Wu <lcwu@google.com>
24834 * tree-pass.h (register_one_dump_file): Add a prototype for
24835 register_one_dump_file.
24836 * toplev.c (compile_file): Call initialize_plugins.
24837 (do_compile): Call invoke_plugin_callbacks.
24838 (toplev_main): Call invoke_plugin_callbacks.
24839 * common.opt: Add -fplugin= and -fplugin-arg-.
24840 * gcc-plugin.h: New public header file for plugins to include.
24841 * plugin.c: New source file.
24842 * plugin.h: New internal header file.
24843 * passes.c (register_one_dump_file): Make it external.
24845 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24847 2009-04-14 Diego Novillo <dnovillo@google.com>
24849 * doc/plugins.texi: New.
24850 * doc/gccint.texi: Add reference to Plugins chapter.
24851 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24852 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24853 loaded plugins, if any.
24854 * timevar.def (TV_PLUGIN_INIT): Define.
24855 (TV_PLUGIN_RUN): Define.
24856 * plugin.c: Include timevar.h
24857 (plugins_active_p): New.
24858 (dump_active_plugins): New.
24859 (debug_active_plugins): New.
24861 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24863 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24865 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24867 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24869 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24870 the same as a minus without a shift.
24872 2009-04-14 Nick Clifton <nickc@redhat.com>
24874 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24875 comparisons with small integers will always produce a short
24878 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24881 2008-12-19 Diego Novillo <dnovillo@google.com>
24883 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24885 2009-04-14 Richard Guenther <rguenther@suse.de>
24887 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24889 (verify_gimple_assign_binary): Likewise. Handle shifts and
24891 (verify_gimple_phi): Print the mismatched argument position.
24892 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24894 (vect_update_init_of_dr): Likewise.
24895 * matrix-reorg.c (transform_access_sites): Do what the
24897 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24899 2009-04-13 Michael Eager <eager@eagercon.com>
24901 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24902 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24903 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24904 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24905 remove duplicate config
24907 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24909 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24910 file_name:line_number type locator of the call site.
24912 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24914 * genautomata.c: Put blank after comma.
24915 (automaton_decls): New.
24916 (struct unit_usage): Add comments to member next.
24917 (store_alt_unit_usage): Keep the list ordered.
24918 (unit_present_on_list_p, equal_alternatives_p): New.
24919 (check_regexp_units_distribution): Check units distribution
24920 correctness correctly.
24921 (main): Don't write automata if error is found. Return correct
24924 * config/m68k/cf.md (cfv4_ds): Remove.
24925 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24926 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24928 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24929 power4-load-ext, power4-store, power4-store-update,
24930 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24931 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24932 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24933 power4-sqrt, power4-isync): Modify reservation to make correct
24934 unit distribution to automata.
24936 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24937 power5-store-update, power5-two, power5-three, power5-lmul,
24938 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24940 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24942 * except.c (pass_set_nothrow_function_flags): Set name and add
24944 (set_nothrow_function_flags): Mention in the dump file when
24945 changing a function to nothrow.
24947 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24950 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24951 instead of unsigned long.
24953 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24955 * config/arm/arm.c (return_used_this_function): Remove.
24956 (arm_output_function_prologue): Remove use of
24957 return_used_this_function.
24958 (output_return_instruction): Replace use of
24959 return_used_this_function
24960 by cfun->machine->return_used_this_function.
24961 (arm_output_epilogue): Likewise.
24962 (arm_output_function_epilogue): Likewise.
24963 (thumb_unexpanded_epilogue): Likewise.
24964 * config/arm/arm.h (struct machine_function):
24965 New member return_used_this_function.
24967 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24969 * doc/install.texi: Correct description of default directory for
24970 --with-gxx-include-dir.
24972 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24974 * fold-const.c (build_range_check): Properly deal with enumeral and
24975 boolean base types.
24977 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24979 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24980 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24981 * params.h (MAX_GCSE_PASSES): Remove.
24982 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24983 in sequence. Remove ability to run multiple passes.
24984 (bypass_jumps): Report run as third CPROP pass.
24986 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24988 PR middle-end/39651
24989 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24990 when deciding whether the whole SEQUENCE can throw.
24992 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24995 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24996 offseted label references.
24998 2009-04-11 Jan Hubicka <jh@suse.cz>
25000 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25002 2009-04-11 Richard Guenther <rguenther@suse.de>
25004 PR middle-end/39732
25005 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25006 return variables as TREE_ADDRESSABLE.
25008 2009-04-11 Richard Guenther <rguenther@suse.de>
25010 PR tree-optimization/39713
25011 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25012 reference trees have SSA_NAME operands.
25014 2009-04-11 Richard Guenther <rguenther@suse.de>
25017 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25018 address expressions.
25020 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25022 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25023 match changes in Cygwin 1.7
25024 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25025 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25027 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25029 PR tree-optimization/39701
25030 * doc/invoke.texi (Optimization Options): Document change in
25031 meaning and initialization of -fdelete-null-pointer-checks.
25033 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25035 PR middle-end/39701
25036 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25038 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25041 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25043 2009-04-10 Chao-ying Fu <fu@mips.com>
25045 * doc/tm.texi (Instruction Output): Document
25046 TARGET_ASM_FINAL_POSTSCAN_INSN.
25047 * target.h (final_postscan_insn): New field in asm_out.
25048 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25049 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25050 * final.c (final_scan_insn): Call
25051 targetm.asm_out.final_postscan_insn after outputting
25052 an asm macro and a normal instruction.
25054 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25055 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25056 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25057 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25058 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25060 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25062 PR middle-end/39701
25063 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25064 variables as non-NULL even with -fdelete-null-pointer-checks.
25066 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25068 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25070 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25073 * config/i386/i386.c (classify_argument): Handle SCmode with
25074 (bit_offset % 64) != 0.
25076 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25078 * doc/invoke.texi (Optimize Options): Add cross-reference to
25079 -Q --help=optimizers examples.
25081 2009-04-10 Ben Elliston <bje@au.ibm.com>
25084 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25085 regalign for the reg == fpr and TDmode case.
25087 2009-04-09 David Ayers <ayers@fsfe.org>
25090 * objc/objc-act.c (warn_with_method): Remove helper function.
25091 (check_duplicates): Call warning and inform directly.
25092 (really_start_method): Likewise.
25094 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25096 * expmed.c (expand_divmod): Always use a comparison for a division
25097 by a large unsigned integer.
25099 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25100 for things others than variables or functions as nonzero.
25102 2009-04-09 Nick Clifton <nickc@redhat.com>
25104 * unwind-compat.c: Change copyright header to refer to version
25105 3 of the GNU General Public License with version 3.1 of the
25106 GCC Runtime Library Exception and to point readers at the
25107 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25108 * config/alpha/crtfastmath.c: Likewise.
25109 * config/alpha/linux-unwind.h: Likewise.
25110 * config/alpha/qrnnd.asm: Likewise.
25111 * config/alpha/vms-crt0-64.c: Likewise.
25112 * config/alpha/vms-crt0.c: Likewise.
25113 * config/alpha/vms-dwarf2.asm: Likewise.
25114 * config/alpha/vms-dwarf2eh.asm: Likewise.
25115 * config/alpha/vms-psxcrt0-64.c: Likewise.
25116 * config/alpha/vms-psxcrt0.c: Likewise.
25117 * config/alpha/vms_tramp.asm: Likewise.
25118 * config/arc/initfini.c: Likewise.
25119 * config/arc/lib1funcs.asm: Likewise.
25120 * config/arm/bpabi-v6m.S: Likewise.
25121 * config/arm/bpabi.S: Likewise.
25122 * config/arm/bpabi.c: Likewise.
25123 * config/arm/crti.asm: Likewise.
25124 * config/arm/crtn.asm: Likewise.
25125 * config/arm/ieee754-df.S: Likewise.
25126 * config/arm/ieee754-sf.S: Likewise.
25127 * config/arm/lib1funcs.asm: Likewise.
25128 * config/arm/libunwind.S: Likewise.
25129 * config/arm/linux-atomic.c: Likewise.
25130 * config/arm/mmintrin.h: Likewise.
25131 * config/arm/pr-support.c: Likewise.
25132 * config/arm/unaligned-funcs.c: Likewise.
25133 * config/arm/unwind-arm.c: Likewise.
25134 * config/arm/unwind-arm.h: Likewise.
25135 * config/avr/libgcc.S: Likewise.
25136 * config/bfin/crti.s: Likewise.
25137 * config/bfin/crtlibid.s: Likewise.
25138 * config/bfin/crtn.s: Likewise.
25139 * config/bfin/lib1funcs.asm: Likewise.
25140 * config/bfin/linux-unwind.h: Likewise.
25141 * config/cris/arit.c: Likewise.
25142 * config/cris/cris_abi_symbol.c: Likewise.
25143 * config/darwin-64.c: Likewise.
25144 * config/darwin-crt2.c: Likewise.
25145 * config/darwin-crt3.c: Likewise.
25146 * config/darwin.h: Likewise.
25147 * config/dbxelf.h: Likewise.
25148 * config/dfp-bit.c: Likewise.
25149 * config/dfp-bit.h: Likewise.
25150 * config/elfos.h: Likewise.
25151 * config/fixed-bit.c: Likewise.
25152 * config/fixed-bit.h: Likewise.
25153 * config/fp-bit.c: Likewise.
25154 * config/fp-bit.h: Likewise.
25155 * config/fr30/crti.asm: Likewise.
25156 * config/fr30/crtn.asm: Likewise.
25157 * config/fr30/lib1funcs.asm: Likewise.
25158 * config/freebsd-spec.h: Likewise.
25159 * config/frv/cmovd.c: Likewise.
25160 * config/frv/cmovh.c: Likewise.
25161 * config/frv/cmovw.c: Likewise.
25162 * config/frv/frvbegin.c: Likewise.
25163 * config/frv/frvend.c: Likewise.
25164 * config/frv/lib1funcs.asm: Likewise.
25165 * config/glibc-stdint.h: Likewise.
25166 * config/h8300/clzhi2.c: Likewise.
25167 * config/h8300/crti.asm: Likewise.
25168 * config/h8300/crtn.asm: Likewise.
25169 * config/h8300/ctzhi2.c: Likewise.
25170 * config/h8300/fixunssfsi.c: Likewise.
25171 * config/h8300/lib1funcs.asm: Likewise.
25172 * config/h8300/parityhi2.c: Likewise.
25173 * config/h8300/popcounthi2.c: Likewise.
25174 * config/i386/ammintrin.h: Likewise.
25175 * config/i386/att.h: Likewise.
25176 * config/i386/avxintrin.h: Likewise.
25177 * config/i386/biarch64.h: Likewise.
25178 * config/i386/bmmintrin.h: Likewise.
25179 * config/i386/cpuid.h: Likewise.
25180 * config/i386/cross-stdarg.h: Likewise.
25181 * config/i386/crtfastmath.c: Likewise.
25182 * config/i386/crtprec.c: Likewise.
25183 * config/i386/cygming-crtbegin.c: Likewise.
25184 * config/i386/cygming-crtend.c: Likewise.
25185 * config/i386/cygwin.asm: Likewise.
25186 * config/i386/emmintrin.h: Likewise.
25187 * config/i386/gmm_malloc.h: Likewise.
25188 * config/i386/gthr-win32.c: Likewise.
25189 * config/i386/i386.h: Likewise.
25190 * config/i386/immintrin.h: Likewise.
25191 * config/i386/linux-unwind.h: Likewise.
25192 * config/i386/linux64.h: Likewise.
25193 * config/i386/mm3dnow.h: Likewise.
25194 * config/i386/mmintrin-common.h: Likewise.
25195 * config/i386/mmintrin.h: Likewise.
25196 * config/i386/nmmintrin.h: Likewise.
25197 * config/i386/pmm_malloc.h: Likewise.
25198 * config/i386/pmmintrin.h: Likewise.
25199 * config/i386/smmintrin.h: Likewise.
25200 * config/i386/sol2-c1.asm: Likewise.
25201 * config/i386/sol2-ci.asm: Likewise.
25202 * config/i386/sol2-cn.asm: Likewise.
25203 * config/i386/sol2-gc1.asm: Likewise.
25204 * config/i386/tmmintrin.h: Likewise.
25205 * config/i386/unix.h: Likewise.
25206 * config/i386/w32-unwind.h: Likewise.
25207 * config/i386/wmmintrin.h: Likewise.
25208 * config/i386/x86-64.h: Likewise.
25209 * config/i386/x86intrin.h: Likewise.
25210 * config/i386/xmmintrin.h: Likewise.
25211 * config/ia64/crtbegin.asm: Likewise.
25212 * config/ia64/crtend.asm: Likewise.
25213 * config/ia64/crtfastmath.c: Likewise.
25214 * config/ia64/crti.asm: Likewise.
25215 * config/ia64/crtn.asm: Likewise.
25216 * config/ia64/fde-glibc.c: Likewise.
25217 * config/ia64/lib1funcs.asm: Likewise.
25218 * config/ia64/linux-unwind.h: Likewise.
25219 * config/ia64/quadlib.c: Likewise.
25220 * config/ia64/unwind-ia64.c: Likewise.
25221 * config/linux.h: Likewise.
25222 * config/m32c/m32c-lib1.S: Likewise.
25223 * config/m32c/m32c-lib2-trapv.c: Likewise.
25224 * config/m32c/m32c-lib2.c: Likewise.
25225 * config/m32r/initfini.c: Likewise.
25226 * config/m68hc11/larith.asm: Likewise.
25227 * config/m68hc11/m68hc11-crt0.S: Likewise.
25228 * config/m68k/cf.md: Likewise.
25229 * config/m68k/crti.s: Likewise.
25230 * config/m68k/crtn.s: Likewise.
25231 * config/m68k/lb1sf68.asm: Likewise.
25232 * config/m68k/linux-unwind.h: Likewise.
25233 * config/mcore/crti.asm: Likewise.
25234 * config/mcore/crtn.asm: Likewise.
25235 * config/mcore/lib1.asm: Likewise.
25236 * config/mips/linux-unwind.h: Likewise.
25237 * config/mips/loongson.h: Likewise.
25238 * config/mips/mips16.S: Likewise.
25239 * config/mmix/crti.asm: Likewise.
25240 * config/mmix/crtn.asm: Likewise.
25241 * config/pa/fptr.c: Likewise.
25242 * config/pa/hpux-unwind.h: Likewise.
25243 * config/pa/lib2funcs.asm: Likewise.
25244 * config/pa/linux-atomic.c: Likewise.
25245 * config/pa/linux-unwind.h: Likewise.
25246 * config/pa/milli64.S: Likewise.
25247 * config/pa/quadlib.c: Likewise.
25248 * config/pa/stublib.c: Likewise.
25249 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25250 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25251 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25252 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25253 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25254 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25255 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25256 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25257 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25258 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25259 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25260 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25261 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25262 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25263 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25264 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25265 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25266 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25267 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25268 * config/rs6000/750cl.h: Likewise.
25269 * config/rs6000/altivec.h: Likewise.
25270 * config/rs6000/biarch64.h: Likewise.
25271 * config/rs6000/crtresfpr.asm: Likewise.
25272 * config/rs6000/crtresgpr.asm: Likewise.
25273 * config/rs6000/crtresxfpr.asm: Likewise.
25274 * config/rs6000/crtresxgpr.asm: Likewise.
25275 * config/rs6000/crtsavfpr.asm: Likewise.
25276 * config/rs6000/crtsavgpr.asm: Likewise.
25277 * config/rs6000/darwin-asm.h: Likewise.
25278 * config/rs6000/darwin-fallback.c: Likewise.
25279 * config/rs6000/darwin-fpsave.asm: Likewise.
25280 * config/rs6000/darwin-ldouble.c: Likewise.
25281 * config/rs6000/darwin-tramp.asm: Likewise.
25282 * config/rs6000/darwin-unwind.h: Likewise.
25283 * config/rs6000/darwin-vecsave.asm: Likewise.
25284 * config/rs6000/darwin-world.asm: Likewise.
25285 * config/rs6000/e500crtres32gpr.asm: Likewise.
25286 * config/rs6000/e500crtres64gpr.asm: Likewise.
25287 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25288 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25289 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25290 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25291 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25292 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25293 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25294 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25295 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25296 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25297 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25298 * config/rs6000/eabi-ci.asm: Likewise.
25299 * config/rs6000/eabi-cn.asm: Likewise.
25300 * config/rs6000/eabi.asm: Likewise.
25301 * config/rs6000/linux-unwind.h: Likewise.
25302 * config/rs6000/linux64.h: Likewise.
25303 * config/rs6000/paired.h: Likewise.
25304 * config/rs6000/paired.md: Likewise.
25305 * config/rs6000/ppc64-fp.c: Likewise.
25306 * config/rs6000/ppu_intrinsics.h: Likewise.
25307 * config/rs6000/rs6000.h: Likewise.
25308 * config/rs6000/si2vmx.h: Likewise.
25309 * config/rs6000/sol-ci.asm: Likewise.
25310 * config/rs6000/sol-cn.asm: Likewise.
25311 * config/rs6000/spe.h: Likewise.
25312 * config/rs6000/spu2vmx.h: Likewise.
25313 * config/rs6000/sysv4.h: Likewise.
25314 * config/rs6000/tramp.asm: Likewise.
25315 * config/rs6000/vec_types.h: Likewise.
25316 * config/s390/linux-unwind.h: Likewise.
25317 * config/s390/tpf-unwind.h: Likewise.
25318 * config/score/crti.asm: Likewise.
25319 * config/score/crtn.asm: Likewise.
25320 * config/sh/crt1.asm: Likewise.
25321 * config/sh/crti.asm: Likewise.
25322 * config/sh/crtn.asm: Likewise.
25323 * config/sh/divtab-sh4-300.c: Likewise.
25324 * config/sh/divtab-sh4.c: Likewise.
25325 * config/sh/divtab.c: Likewise.
25326 * config/sh/lib1funcs-4-300.asm: Likewise.
25327 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25328 * config/sh/lib1funcs.asm: Likewise.
25329 * config/sh/lib1funcs.h: Likewise.
25330 * config/sh/linux-atomic.asm: Likewise.
25331 * config/sh/linux-unwind.h: Likewise.
25332 * config/sh/shmedia.h: Likewise.
25333 * config/sh/sshmedia.h: Likewise.
25334 * config/sh/ushmedia.h: Likewise.
25335 * config/sparc/crtfastmath.c: Likewise.
25336 * config/sparc/linux-unwind.h: Likewise.
25337 * config/sparc/sol2-c1.asm: Likewise.
25338 * config/sparc/sol2-ci.asm: Likewise.
25339 * config/sparc/sol2-cn.asm: Likewise.
25340 * config/spu/divmodti4.c: Likewise.
25341 * config/spu/divv2df3.c: Likewise.
25342 * config/spu/float_disf.c: Likewise.
25343 * config/spu/float_unsdidf.c: Likewise.
25344 * config/spu/float_unsdisf.c: Likewise.
25345 * config/spu/float_unssidf.c: Likewise.
25346 * config/spu/mfc_multi_tag_release.c: Likewise.
25347 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25348 * config/spu/mfc_tag_release.c: Likewise.
25349 * config/spu/mfc_tag_reserve.c: Likewise.
25350 * config/spu/mfc_tag_table.c: Likewise.
25351 * config/spu/multi3.c: Likewise.
25352 * config/spu/spu_internals.h: Likewise.
25353 * config/spu/spu_intrinsics.h: Likewise.
25354 * config/spu/spu_mfcio.h: Likewise.
25355 * config/spu/vec_types.h: Likewise.
25356 * config/spu/vmx2spu.h: Likewise.
25357 * config/stormy16/stormy16-lib2.c: Likewise.
25358 * config/svr4.h: Likewise.
25359 * config/sync.c: Likewise.
25360 * config/v850/lib1funcs.asm: Likewise.
25361 * config/vxlib-tls.c: Likewise.
25362 * config/vxlib.c: Likewise.
25363 * config/vxworks-dummy.h: Likewise.
25364 * config/xtensa/crti.asm: Likewise.
25365 * config/xtensa/crtn.asm: Likewise.
25366 * config/xtensa/ieee754-df.S: Likewise.
25367 * config/xtensa/ieee754-sf.S: Likewise.
25368 * config/xtensa/lib1funcs.asm: Likewise.
25369 * config/xtensa/lib2funcs.S: Likewise.
25370 * config/xtensa/linux-unwind.h: Likewise.
25371 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25372 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25373 * coretypes.h: Likewise.
25374 * crtstuff.c: Likewise.
25375 * defaults.h: Likewise.
25376 * dwarf2.h: Likewise.
25377 * emutls.c: Likewise.
25378 * gbl-ctors.h: Likewise.
25379 * gcov-io.h: Likewise.
25380 * ginclude/float.h: Likewise.
25381 * ginclude/iso646.h: Likewise.
25382 * ginclude/stdarg.h: Likewise.
25383 * ginclude/stdbool.h: Likewise.
25384 * ginclude/stddef.h: Likewise.
25385 * ginclude/stdfix.h: Likewise.
25386 * ginclude/stdint-gcc.h: Likewise.
25387 * ginclude/tgmath.h: Likewise.
25388 * gthr-aix.h: Likewise.
25389 * gthr-dce.h: Likewise.
25390 * gthr-gnat.c: Likewise.
25391 * gthr-gnat.h: Likewise.
25392 * gthr-lynx.h: Likewise.
25393 * gthr-mipssde.h: Likewise.
25394 * gthr-nks.h: Likewise.
25395 * gthr-posix.c: Likewise.
25396 * gthr-posix.h: Likewise.
25397 * gthr-posix95.h: Likewise.
25398 * gthr-rtems.h: Likewise.
25399 * gthr-single.h: Likewise.
25400 * gthr-solaris.h: Likewise.
25401 * gthr-tpf.h: Likewise.
25402 * gthr-vxworks.h: Likewise.
25403 * gthr-win32.h: Likewise.
25404 * gthr.h: Likewise.
25405 * libgcc2.c: Likewise.
25406 * libgcc2.h: Likewise.
25407 * libgcov.c: Likewise.
25408 * tsystem.h: Likewise.
25409 * typeclass.h: Likewise.
25410 * unwind-c.c: Likewise.
25411 * unwind-compat.h: Likewise.
25412 * unwind-dw2-fde-compat.c: Likewise.
25413 * unwind-dw2-fde-darwin.c: Likewise.
25414 * unwind-dw2-fde-glibc.c: Likewise.
25415 * unwind-dw2-fde.c: Likewise.
25416 * unwind-dw2-fde.h: Likewise.
25417 * unwind-dw2.c: Likewise.
25418 * unwind-dw2.h: Likewise.
25419 * unwind-generic.h: Likewise.
25420 * unwind-pe.h: Likewise.
25421 * unwind-sjlj.c: Likewise.
25422 * unwind.inc: Likewise.
25423 * config/arm/neon-gen.ml: Change generated copyright header to
25424 refer to version 3 of the GNU General Public License with
25425 version 3.1 of the GCC Runtime Library Exception and to point
25426 readers at the COPYING3 and COPYING3.RUNTIME files and the
25427 FSF's license web page.
25428 * config/arm/arm_neon.h: Regenerate.
25430 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25432 * config/cris/cris.md: Change copyright header to refer to version
25433 3 of the GNU General Public License.
25434 * doc/install.texi2html: Change copyright header to refer to version
25435 3 of the GNU General Public License and to point readers at the
25436 COPYING3 file and the FSF's license web page.
25437 * config/vax/linux.h: Likewise.
25439 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25441 * config/i386/i386.md (cmpcc): New.
25442 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25443 (sync_compare_and_swap_cc*): Delete.
25445 * config/s390/s390.c (s390_compare_emitted): Remove.
25446 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25447 s390_compare_emitted used to be handled. Assert that modes match.
25448 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25449 refer to sync_compare_and_swap_ccsi.
25450 * config/s390/s390.h (s390_compare_emitted): Remove.
25451 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25452 instead of s390_compare_emitted.
25453 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25454 instead of s390_compare_emitted.
25455 * config/s390/s390.md (cmpcc): New.
25456 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25457 CC_REGNUM, do not pretend it's set.
25458 (sync_compare_and_swap_cc*): Delete.
25459 * config/s390/predicates.md (cc_reg_operand): New.
25461 * expr.c (sync_compare_and_swap_cc): Delete.
25462 * optabs.h (sync_compare_and_swap_cc): Delete.
25463 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25464 is being used with can_compare_p.
25465 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25466 (find_cc_set): New.
25467 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25468 look for a MODE_CC set instead. Use emit_store_flag.
25469 (expand_compare_and_swap_loop): Likewise, with some additional
25470 complication to avoid a force_reg when useless. Use
25471 emit_cmp_and_jump_insns.
25472 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25473 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25474 sync_compare_and_swap documentation.
25476 2009-04-09 Jan Hubicka <jh@suse.cz>
25478 * except.c (find_prev_try): Break out from ....
25479 (duplicate_eh_regions): ... here; properly update prev_try pointers
25480 when duplication part of tree.
25481 (dump_eh_tree): Improve dumping.
25482 (verify_eh_region): New.
25483 (verify_eh_tree): Use it.
25485 2009-04-06 Richard Guenther <rguenther@suse.de>
25487 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25488 &ARRAY addresses by adjusting their types and prepending
25490 * tree-cfg.c (verify_gimple_assign_single): Verify that
25491 addresses are correct.
25493 2009-04-09 Richard Guenther <rguenther@suse.de>
25495 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25496 indices into an array reference if possible.
25497 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25498 Fold POINTER_PLUS_EXPR statements with invariant address.
25500 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25503 * config.gcc (powerpc64-*-linux*): Always build biarch.
25505 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25508 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25509 it and pedwarn if this results in an INTEGER_CST.
25511 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25513 * doc/install.texi: Update minimum GMP version. Remove obsolete
25514 text in MPFR section.
25516 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25518 * dwarf2out.c (class_scope_p): New static inline.
25519 (class_or_namespace_scope_p): Use it.
25520 (gen_variable_die): Use DW_TAG_member tag for static data member
25521 declarations instead of DW_TAG_variable.
25523 PR middle-end/39573
25524 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25527 2009-04-08 Richard Guenther <rguenther@suse.de>
25529 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25530 valueize random data.
25532 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25534 * config.gcc (aix tm_file): Add aix-stdint.h.
25535 (aix tm clause use_gcc_stdint): Set to wrap.
25536 * config/rs6000/aix-stdint.h: New file.
25538 2009-04-08 Richard Guenther <rguenther@suse.de>
25540 PR middle-end/36291
25541 * tree-dfa.c (add_referenced_var): Do not recurse into
25542 global initializers.
25543 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25545 (fold_const_aggregate_ref): Likewise.
25547 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25549 * recog.c (ordered_comparison_operator): New.
25550 * gensupport.c (std_preds): Add it.
25551 * doc/md.texi (Machine-Independent Predicates): Document it.
25553 2009-04-08 Jan Hubicka <jh@suse.cz>
25555 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25556 * function.h (rtl_eh): Remove exception_handler_label_map.
25557 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25558 remove_exception_handler_label, for_each_eh_label_1): Remove.
25559 (rtl_remove_unreachable_regions): Remove.
25560 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25561 (find_exception_handler_labels): Don't build the hashtable.
25562 (maybe_remove_eh_handler): Remove.
25563 (for_each_eh_label): Rewrite to walk the tree.
25564 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25565 * except.h (maybe_remove_eh_handler): Remove.
25566 * passes.c (init_optimization_passes): Schedule second EH cleanup
25568 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25569 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25571 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25573 * genoutput.c (validate_optab_operands): New.
25574 (gen_insn, gen_expand): Call it.
25576 * genflags.c (gen_insn): Detect misused iterators.
25577 (main): Pass line_no to gen_insn, exit with status 1 on error.
25579 * genextract.c (line_no): Make global.
25580 (VEC_safe_set_locstr): Change assertion to error message.
25581 (main): Exit with status 1 on error.
25583 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25587 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25588 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25589 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25590 * c-convert.c (convert): Do not call fold on results of conversion
25591 functions when the result is a C_MAYBE_CONST_EXPR.
25592 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25593 of __builtin_choose_expr.
25594 * c-typeck.c (remove_c_maybe_const_expr): New.
25595 (build_unary_op, build_conditional_expr, build_compound_expr,
25596 build_binary_op, c_objc_common_truthvalue_conversion): Call
25597 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25600 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25602 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25603 CODE to produce a new one. Add a prototype to use fold_convert_const
25605 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25608 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25609 mix declarations and code.
25611 2009-04-08 Ben Elliston <bje@au.ibm.com>
25613 * gcc.c: Replace `CC' with `GCC' throughout.
25615 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25617 * doc/invoke.texi: Document Atom support.
25619 2009-04-07 Jason Merrill <jason@redhat.com>
25622 * c-common.h, c-common.c: Add flag_pretty_templates.
25623 * c-opts.c (c_common_handle_option): Set it.
25624 * c.opt: Add -fno-pretty-templates.
25625 * doc/invoke.texi (C++ Dialect Options): Likewise.
25627 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25629 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25630 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25631 (ia64_expand_builtin): Likewise.
25633 2009-04-07 Martin Jambor <mjambor@suse.cz>
25635 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25636 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25637 ADDR_EXPRS are include too.
25639 2009-04-07 Richard Guenther <rguenther@suse.de>
25641 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25642 decls are only used if passes as parameters or if they are
25643 local statics and the call is not to a builtin.
25644 (call_may_clobber_ref_p_1): Likewise.
25646 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25648 * expr.c (do_store_flag): Remove last argument. Simplify code
25649 to avoid duplication of tests already done by can_compare_p.
25650 (expand_expr_real_1): Adjust caller.
25652 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25654 * optabs.c (can_compare_p): Test the predicate of a
25655 cbranch and cstore pattern.
25657 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25659 * expr.c (convert_move): Use emit_store_flag instead of
25662 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25664 * config/i386/i386.c (ix86_compare_emitted): Remove.
25665 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25666 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25667 * config/i386/i386.h (ix86_compare_emitted): Remove.
25668 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25669 instead of ix86_compare_emitted.
25670 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25672 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25674 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25675 Add t-sysroot-suffix to tmake_file.
25676 * config/print-sysroot-suffix.sh: New file.
25677 * config/t-sysroot-suffix: New file.
25679 2009-04-07 Ben Elliston <bje@au.ibm.com>
25681 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25682 as the latter produces a warning when the target does not support
25685 2009-04-07 Ben Elliston <bje@au.ibm.com>
25687 * dfp.c: Replace type punning assignments with memcpy throughout.
25688 * Makefile.in (dfp.o-warn): Remove.
25690 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25693 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25694 Include soft-fp/t-softfp after rs6000/t-linux64.
25696 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25698 * stor-layout.c (set_sizetype): Use the full precision of their
25699 machine mode for bitsize types.
25701 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25703 * config/i386/i386.md: Revert 2 accidental checkins.
25705 2009-04-06 Joey Ye <joey.ye@intel.com>
25706 Xuepeng Guo <xuepeng.guo@intel.com>
25707 H.J. Lu <hongjiu.lu@intel.com>
25709 Atom pipeline model, tuning and insn selection.
25710 * config.gcc (atom): Add atom config options and target.
25712 * config/i386/atom.md: New.
25714 * config/i386/i386.c (atom_cost): New cost.
25715 (m_ATOM): New macro flag.
25716 (initial_ix86_tune_features): Set m_ATOM.
25717 (x86_accumulate_outgoing_args): Likewise.
25718 (x86_arch_always_fancy_math_387): Likewise.
25719 (processor_target): Add Atom cost.
25720 (cpu_names): Add Atom cpu name.
25721 (override_options): Set Atom ISA.
25722 (ix86_issue_rate): New case PROCESSOR_ATOM.
25723 (ix86_adjust_cost): Likewise.
25725 * config/i386/i386.h (TARGET_ATOM): New target macro.
25726 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25727 (TARGET_OPT_AGU): New target option.
25728 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25729 (processor_type): Add PROCESSOR_ATOM.
25731 * config/i386/i386.md (cpu): Add new value "atom".
25732 (use_carry, movu): New attr.
25733 (atom.md): Include atom.md.
25734 (adddi3_carry_rex64): Set attr "use_carry".
25735 (addqi3_carry): Likewise.
25736 (addhi3_carry): Likewise.
25737 (addsi3_carry): Likewise.
25738 (*addsi3_carry_zext): Likewise.
25739 (subdi3_carry_rex64): Likewise.
25740 (subqi3_carry): Likewise.
25741 (subhi3_carry): Likewise.
25742 (subsi3_carry): Likewise.
25743 (x86_movdicc_0_m1_rex64): Likewise.
25744 (*x86_movdicc_0_m1_se): Likewise.
25745 (x86_movsicc_0_m1): Likewise.
25746 (*x86_movsicc_0_m1_se): Likewise.
25747 (*adddi_1_rex64): Emit add insn as much as possible.
25748 (*addsi_1): Likewise.
25749 (return_internal): Set atom_unit.
25750 (return_internal_long): Likewise.
25751 (return_pop_internal): Likewise.
25752 (*rcpsf2_sse): Set atom_sse_attr attr.
25753 (*qrt<mode>2_sse): Likewise.
25754 (*prefetch_sse): Likewise.
25756 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25758 (ix86_target_macros_internal): Likewise.
25760 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25761 (*prefetch_sse_rex): Likewise.
25762 (sse_rcpv4sf2): Likewise.
25763 (sse_vmrcpv4sf2): Likewise.
25764 (sse_sqrtv4sf2): Likewise.
25765 (<sse>_vmsqrt<mode>2): Likewise.
25766 (sse_ldmxcsr): Likewise.
25767 (sse_stmxcsr): Likewise.
25768 (*sse_sfence): Likewise.
25769 (sse2_clflush): Likewise.
25770 (*sse2_mfence): Likewise.
25771 (*sse2_lfence): Likewise.
25772 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25773 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25774 (avx_movdqu<avxmodesuffix>): Likewise.
25775 (avx_lddqu<avxmodesuffix>): Likewise.
25776 (sse2_movntv2di): Change attr "type" to "ssemov".
25777 (sse2_movntsi): Likewise.
25778 (rsqrtv8sf2): Change attr "type" to "sseadd".
25779 (sse3_addsubv2df3): Set attr "atom_unit".
25780 (sse3_h<plusminus_insn>v4sf3): Likewise.
25781 (*sse2_pmaddwd): Likewise.
25782 (*vec_extractv2di_1_rex64): Likewise.
25783 (*vec_extractv2di_1_avx): Likewise.
25784 (sse2_psadbw): Likewise.
25785 (ssse3_phaddwv8hi3): Likewise.
25786 (ssse3_phaddwv4hi3): Likewise.
25787 (ssse3_phadddv4si3): Likewise.
25788 (ssse3_phadddv2si3): Likewise.
25789 (ssse3_phaddswv8hi3): Likewise.
25790 (ssse3_phaddswv4hi3): Likewise.
25791 (ssse3_phsubwv8hi3): Likewise.
25792 (ssse3_phsubwv4hi3): Likewise.
25793 (ssse3_phsubdv4si3): Likewise.
25794 (ssse3_phsubdv2si3): Likewise.
25795 (ssse3_phsubswv8hi3): Likewise.
25796 (ssse3_phsubswv4hi3): Likewise.
25797 (ssse3_pmaddubsw128): Likewise.
25798 (sse3_pmaddubsw: Likewise.
25799 (ssse3_palignrti): Likewise.
25800 (ssse3_palignrdi): Likewise.
25802 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25804 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25806 2009-04-06 Richard Guenther <rguenther@suse.de>
25808 PR tree-optimization/28868
25809 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25810 of which PHI results we inserted.
25811 (insert_into_preds_of_block): Record inserted PHIs.
25812 (eliminate): Eliminate redundant PHI nodes.
25813 (init_pre): Init inserted_phi_names.
25815 2009-04-06 Richard Guenther <rguenther@suse.de>
25817 PR tree-optimization/39643
25818 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25819 IMAGPART_EXPRs of complex constants.
25820 (execute_fold_all_builtins): If we folded a call queue
25821 TODO_update_address_taken.
25823 2009-04-06 Jan Hubicka <jh@suse.cz>
25825 PR middle-end/39659
25826 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25829 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25831 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25833 (ic_invalidate_array): Likewise.
25835 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25837 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25838 alignment for library calls.
25840 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25842 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25843 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25844 * config/i386/mingw-stdint.h: New file.
25846 2009-04-05 Richard Guenther <rguenther@suse.de>
25848 PR tree-optimization/39648
25849 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25850 our &A vs. &A[0] IL deficiencies.
25852 2009-04-04 Jan Hubicka <jh@suse.cz>
25854 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25855 removed toplevel regions.
25856 (sjlj_mark_call_sites): Likewise.
25858 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25860 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25861 (cygwin tm clause use_gcc_stdint): Set to wrap.
25862 * config/i386/cygwin-stdint.h: New file.
25864 2009-04-04 Richard Guenther <rguenther@suse.de>
25866 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25867 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25868 single-argument PHIs if we are in loop-closed SSA form.
25869 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25870 for the pre-condition.
25871 (slpeel_tree_peel_loop_to_edge): Likewise.
25872 (vect_build_loop_niters): Take an optional sequence to append stmts.
25873 (vect_generate_tmps_on_preheader): Likewise.
25874 (vect_do_peeling_for_loop_bound): Take extra guards for the
25876 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25877 the cost model check.
25878 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25879 guards if we are going to peel. Do not apply versioning in that case.
25880 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25881 (vect_do_peeling_for_loop_bound): Likewise.
25882 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25883 loop bound only record extra pre-conditions, do not apply loop
25886 2009-04-04 Richard Guenther <rguenther@suse.de>
25888 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25891 2009-04-04 Jan Hubicka <jh@suse.cz>
25893 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25894 last_basic_block for size of bb->index indexed array.
25895 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25896 compute_out, link_btr_uses, build_btr_def_use_webs,
25897 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25899 2009-04-04 Jan Hubicka <jh@suse.cz>
25901 * except.c (remove_eh_handler_and_replace): Break out from ...
25902 (remove_eh_handler): ... here.
25903 (bring_to_root): New function.
25904 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25905 handled ones, bring others to root of tree.
25907 2009-04-04 Jan Hubicka <jh@suse.cz>
25909 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25910 (all_phis_safe_to_merge): New function.
25911 (update_info): New structure.
25912 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25913 (cleanup_empty_eh): Update SSA if possible.
25915 2009-04-04 Richard Guenther <rguenther@suse.de>
25917 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25918 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25919 (append_vuse): Likewise.
25921 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25923 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25924 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25925 instead of REG_UNSAVED for DW_CFA_undefined.
25926 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25927 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25930 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25933 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25935 2009-04-04 Richard Guenther <rguenther@suse.de>
25937 PR tree-optimization/8781
25938 PR tree-optimization/37892
25939 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25940 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25941 (valueize_refs): Call it for *& valueizations.
25942 (shared_reference_ops_from_ref): Rename to ...
25943 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25944 (shared_reference_ops_from_call): Rename to ...
25945 (valueize_shared_reference_ops_from_call): ... this and valueize.
25946 (vn_reference_lookup): Update.
25947 (visit_reference_op_call): Likewise.
25948 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25949 (eliminate): Value-replace the call address in call statements.
25951 2009-04-04 Richard Guenther <rguenther@suse.de>
25953 PR tree-optimization/39636
25954 * tree-ssa-forwprop.c
25955 (forward_propagate_addr_into_variable_array_index): Check for
25956 GIMPLE_ASSIGN before accessing the rhs code.
25958 2009-04-03 Jason Merrill <jason@redhat.com>
25960 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25962 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25964 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25965 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25966 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25967 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25968 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25969 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25970 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25971 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25972 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25973 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25974 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25975 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25976 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25977 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25978 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25979 Use fr_reg_or_fp01_operand instead of fr_register_operand
25981 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25982 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25983 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25985 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25987 PR rtl-optimization/39607
25988 PR rtl-optimization/39631
25992 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25993 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25994 instead of DF_LR_OUT.
25995 * ira-lives.c (process_bb_node_lives): Ditto.
25996 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25997 instead of DF_LR_{OUT,IN}.
25998 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25999 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26001 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26003 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26004 (execute_lower_omp): Always run but take the short way out if -fopenmp
26006 (gate_lower_omp): Remove, forcing the pass manager to always run the
26007 pass and always set PROP_gimple_lomp.
26008 (pass_lower_omp): Remove gate function.
26009 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26010 PROP_trees. Instead, require it.
26011 * ipa-cp.c (pass_ipa_cp): Likewise.
26012 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26013 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26014 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26015 and PROP_gimple_leh.
26017 2009-04-03 Richard Guenther <rguenther@suse.de>
26019 PR middle-end/13146
26020 PR tree-optimization/23940
26021 PR tree-optimization/33237
26022 PR middle-end/33974
26023 PR middle-end/34093
26024 PR tree-optimization/36201
26025 PR tree-optimization/36230
26026 PR tree-optimization/38049
26027 PR tree-optimization/38207
26028 PR tree-optimization/38230
26029 PR tree-optimization/38301
26030 PR tree-optimization/38585
26031 PR middle-end/38895
26032 PR tree-optimization/38985
26033 PR tree-optimization/39299
26034 * tree-ssa-structalias.h: Remove.
26035 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26036 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26037 (struct vuse_element_d): Remove.
26038 (struct vuse_vec_d): Likewise.
26039 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26040 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26041 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26042 VUSE_ELEMENT_VAR): Likewise.
26043 (struct voptype_d): Likewise.
26044 (NUM_VOP_FREE_BUCKETS): Likewise.
26045 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26046 (struct stmt_operands_d): Remove.
26047 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26048 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26049 VDEF_NUM, VDEF_VECT): Likewise.
26050 (copy_virtual_operands): Remove.
26051 (operand_build_cmp): Likewise.
26052 (create_ssa_artificial_load_stmt): Likewise.
26053 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26054 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26055 vuse_index and mayuse_index members. Pack and move done and iter_type
26056 members to the front.
26057 (SSA_OP_VMAYUSE): Remove.
26058 (SSA_OP_VIRTUAL_USES): Adjust.
26059 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26060 (unlink_stmt_vdef): Declare.
26061 (add_to_addressable_set): Remove.
26062 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26063 (vrp_visit_stmt): Likewise.
26064 * doc/tree-ssa.texi (Alias analysis): Update.
26065 * doc/invoke.texi (max-aliased-vops): Remove docs.
26066 (avg-aliased-vops): Likewise.
26067 * tree-into-ssa.c (syms_to_rename): Remove.
26068 (need_to_update_vops_p): Likewise.
26069 (need_to_initialize_update_ssa_p): Rename to ...
26070 (update_ssa_initialized_fn): ... this. Track function we are
26072 (symbol_marked_for_renaming): Simplify.
26073 (add_new_name_mapping): Do not set need_to_update_vops_p.
26074 (dump_currdefs): Use SYMS_TO_RENAME.
26075 (rewrite_update_stmt): Always walk all uses/defs.
26076 (dump_update_ssa): Adjust.
26077 (init_update_ssa): Take function argument. Track what we are
26079 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26080 (create_new_def_for): Initialize for cfun, assert we are initialized
26082 (mark_sym_for_renaming): Simplify.
26083 (mark_set_for_renaming): Do not initialize update-ssa.
26084 (need_ssa_update_p): Simplify. Take function argument.
26085 (name_mappings_registered_p): Assert we ask for the correct function.
26086 (name_registered_for_update_p): Likewise.
26087 (ssa_names_to_replace): Likewise.
26088 (release_ssa_name_after_update_ssa): Likewise.
26089 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26090 (dump_decl_set): Do not print a newline.
26091 (debug_decl_set): Do it here.
26092 (dump_update_ssa): And here.
26093 * tree-ssa-loop-im.c (move_computations): Adjust.
26094 (movement_possibility): Likewise.
26095 (determine_max_movement): Likewise.
26096 (gather_mem_refs_stmt): Likewise.
26097 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26098 or NAME_MEMORY_TAG.
26099 * tree-complex.c (update_all_vops): Remove.
26100 (expand_complex_move): Adjust.
26101 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26102 Simplify test for memory referencing statement. Exclude
26103 non-invariant ADDR_EXPRs.
26104 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26105 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26106 (rdg_flag_uses): Likewise.
26107 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26109 (tree_optimize_tail_calls_1): Also split the
26110 edge from the entry block if we have degenerate PHI nodes in
26111 the first basic block.
26112 * tree.c (init_ttree): Remove memory-tag related code.
26113 (tree_code_size): Likewise.
26114 (tree_node_structure): Likewise.
26115 (build7_stat): Re-write to be build6_stat.
26116 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26117 (SSA_VAR_P): Adjust.
26118 (struct tree_memory_tag): Remove.
26119 (struct tree_memory_partition_tag): Likewise.
26120 (union tree_node): Adjust.
26121 (build7): Re-write to be build6.
26122 * tree-pass.h (pass_reset_cc_flags): Remove.
26123 (TODO_update_address_taken): New flag.
26124 (pass_simple_dse): Remove.
26125 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26126 * params.h (MAX_ALIASED_VOPS): Remove.
26127 (AVG_ALIASED_VOPS): Likewise.
26128 * omp-low.c (expand_omp_taskreg): Update SSA form.
26129 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26130 aliases the lhs in a copy stmt.
26131 * tree-ssa-dse.c (struct address_walk_data): Remove.
26132 (memory_ssa_name_same): Likewise.
26133 (memory_address_same): Likewise.
26134 (get_kill_of_stmt_lhs): Likewise.
26135 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26136 unused stores. Look through PHI nodes into post-dominated regions.
26137 (dse_optimize_stmt): Simplify. Properly remove stores.
26138 (tree_ssa_dse): Compute dominators.
26139 (execute_simple_dse): Remove.
26140 (pass_simple_dse): Likewise.
26141 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26142 gimple_loaded_syms and gimple_stored_syms computation.
26143 * toplev.c (dump_memory_report): Dump alias and pta stats.
26144 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26145 (vn_reference_eq): Likewise.
26146 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26147 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26148 valueize_vuses): Remove.
26149 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26150 (get_def_ref_stmt_vuse): ... this.
26151 (vn_reference_lookup_2): New function.
26152 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26153 walking equivalent vuses. Simplify.
26154 (vn_reference_lookup): Likewise.
26155 (vn_reference_insert): Likewise.
26156 (vn_reference_insert_pieces): Likewise.
26157 (visit_reference_op_call): Simplify.
26158 (visit_reference_op_load): Likewise.
26159 (visit_reference_op_store): Likewise.
26160 (init_scc_vn): Remove shared_lookup_vuses initialization.
26161 (free_scc_vn): Remove shared_lookup_vuses freeing.
26162 (sort_vuses, sort_vuses_heap): Remove.
26163 (get_ref_from_reference_ops): Export.
26164 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26165 vector with single vuse pointer.
26166 (vn_reference_lookup_pieces, vn_reference_lookup,
26167 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26168 (shared_vuses_from_stmt): Remove.
26169 (get_ref_from_reference_ops): Declare.
26170 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26171 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26172 memory-tag related code.
26173 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26174 (likely_value): Add comment, skip static-chain of call statements.
26175 (surely_varying_stmt_p): Adjust.
26176 (gimplify_and_update_call_from_tree): Likewise.
26177 (execute_fold_all_builtins): Do not rebuild alias info.
26178 (gimplify_and_update_call_from_tree): Properly update VOPs.
26179 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26180 (copy_ref_info): Remove memory-tag related code.
26181 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26182 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26183 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26185 * tree-ssa-dom.c (gimple_p): Remove typedef.
26186 (eliminate_redundant_computations): Adjust.
26187 (record_equivalences_from_stmt): Likewise.
26188 (avail_expr_hash): Likewise.
26189 (avail_expr_eq): Likewise.
26190 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26191 (stmt_makes_single_load): Likewise.
26192 (stmt_makes_single_store): Likewise.
26193 * tree-ssa-alias.c: Rewrite completely.
26194 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26195 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26196 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26197 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26198 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26199 Remove public functions.
26200 (pass_reset_cc_flags): Remove.
26201 (pass_build_alias): Move ...
26202 * tree-ssa-structalias.c (pass_build_alias): ... here.
26203 * tree-ssa-alias.c (may_be_aliased): Move ...
26204 * tree-flow-inline.h (may_be_aliased): ... here.
26205 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26206 count_uses_and_derefs): Move ...
26207 * gimple.c: ... here.
26208 * gimple.h (count_uses_and_derefs): Declare.
26209 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26210 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26211 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26212 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26213 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26214 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26215 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26217 * tree-dfa.c (refs_may_alias_p): Move ...
26218 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26219 * tree-ssa-alias.h: New file.
26220 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26221 (statement_sink_location): Likewise.
26222 * opts.c (decode_options): Do not adjust max-aliased-vops or
26223 avg-aliased-vops values.
26224 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26225 (TV_CALL_CLOBBER): Likewise.
26226 (TV_FLOW_SENSITIVE): Likewise.
26227 (TV_FLOW_INSENSITIVE): Likewise.
26228 (TV_MEMORY_PARTITIONING): Likewise.
26229 (TV_ALIAS_STMT_WALK): New timevar.
26230 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26231 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26232 (get_address_description): Remove memory-tag related code.
26233 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26234 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26235 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26236 and immediate uses in statements. Document.
26237 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26238 (dump_symbols): Remove.
26239 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26240 * alias.c (get_deref_alias_set): New function split out from ...
26241 (get_alias_set): ... here.
26242 * alias.h (get_deref_alias_set): Declare.
26243 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26244 type parameter. Remove restrict pointer handling. Create a
26245 ref-all pointer in case type-based alias sets do not conflict.
26246 (vect_analyze_data_refs): Remove SMT related code.
26247 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26248 (vectorizable_load): Likewise.
26249 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26250 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26251 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26252 Ignore vops and SMTs.
26253 (dr_analyze_alias): Likewise..
26254 (free_data_ref): Likewise.
26255 (create_data_ref): Likewise.
26256 (analyze_all_data_dependences): Likewise.
26257 (get_references_in_stmt): Adjust.
26258 * tree-flow-inline.h (gimple_aliases_computed_p,
26259 gimple_addressable_vars, gimple_call_clobbered_vars,
26260 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26261 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26262 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26263 gimple_mem_ref_stats): Remove.
26264 (gimple_vop): New function.
26265 (op_iter_next_use): Remove vuses and mayuses cases.
26266 (op_iter_next_def): Remove vdefs case.
26267 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26268 (clear_and_done_ssa_iter): Do not set removed fields.
26269 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26270 Assert we are not iterating over vuses or vdefs if not also
26271 iterating over uses or defs.
26272 (op_iter_init_use): Likewise.
26273 (op_iter_init_def): Likewise.
26274 (op_iter_next_vdef): Remove.
26275 (op_iter_next_mustdef): Likewise.
26276 (op_iter_init_vdef): Likewise.
26277 (compare_ssa_operands_equal): Likewise.
26278 (link_use_stmts_after): Handle vuse operand.
26279 (is_call_used): Use is_call_clobbered.
26280 (is_call_clobbered): Global variables are always call clobbered,
26281 query the call-clobbers bitmap.
26282 (mark_call_clobbered): Ignore global variables.
26283 (clear_call_clobbered): Likewise.
26284 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26285 virtual operands sanity check.
26286 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26288 (TARGET_MEM_REF): Remove TMR_TAG operand.
26289 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26290 Remove call-clobber related code.
26291 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26292 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26293 partitions or escape reason.
26294 (get_single_def_stmt, get_single_def_stmt_from_phi,
26295 get_single_def_stmt_with_phi): Remove.
26296 (dump_referenced_vars): Tidy.
26297 (get_ref_base_and_extent): Allow bare decls.
26298 (collect_dfa_stats): Adjust.
26299 * graphite.c (rename_variables_in_stmt): Adjust.
26300 (graphite_copy_stmts_from_block): Likewise.
26301 (translate_clast): Likewise.
26302 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26304 (translate_vuse_through_block): Use the oracle.
26305 (phi_translate_1): Adjust.
26306 (value_dies_in_block_x): Use the oracle. Cache the outcome
26308 (valid_in_sets): Check if the VUSE for
26309 a REFERENCE is available.
26310 (eliminate): Do not remove stmts during elimination,
26311 instead queue and remove them afterwards.
26312 (do_pre): Do not rebuild alias info.
26313 (pass_pre): Run TODO_rebuild_alias before PRE.
26314 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26315 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26316 (mark_all_v_defs_stmt): Remove.
26317 (mark_all_v_defs_seq): Adjust.
26318 (sra_replace): Likewise.
26319 (scalarize_use): Likewise.
26320 (scalarize_copy): Likewise.
26321 (scalarize_init): Likewise.
26322 (scalarize_ldst): Likewise.
26323 (todoflags): Remove.
26324 (tree_sra): Do not rebuild alias info.
26325 (tree_sra_early): Adjust.
26326 (pass_sra): Run TODO_update_address_taken before SRA.
26327 * tree-predcom.c (set_alias_info): Remove.
26328 (prepare_initializers_chain): Do not call it.
26329 (mark_virtual_ops_for_renaming): Adjust.
26330 (mark_virtual_ops_for_renaming_list): Remove.
26331 (initialize_root_vars): Adjust.
26332 (initialize_root_vars_lm): Likewise.
26333 (prepare_initializers_chain): Likewise.
26334 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26335 (may_propagate_copy_into_stmt): Likewise.
26336 (merge_alias_info): Do nothing for now.
26337 (propagate_tree_value_into_stmt): Adjust.
26338 (stmt_may_generate_copy): Likewise.
26339 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26340 not mark symbols for renaming.
26341 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26342 with the same statement, make sure to update the new pointed-to one.
26343 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26344 call statements, do not mark symbols for renaming.
26345 (mark_operand_necessary): Dump something.
26346 (ref_may_be_aliased): New function.
26347 (mark_aliased_reaching_defs_necessary_1): New helper function.
26348 (mark_aliased_reaching_defs_necessary): Likewise.
26349 (mark_all_reaching_defs_necessary_1): Likewise.
26350 (mark_all_reaching_defs_necessary): Likewise.
26351 (propagate_necessity): Do not process virtual PHIs. For
26352 non-aliased loads mark all reaching definitions as necessary.
26353 For aliased loads and stores mark the immediate dominating
26354 aliased clobbers as necessary.
26355 (visited): New global static.
26356 (perform_tree_ssa_dce): Free visited bitmap after propagating
26358 (remove_dead_phis): Perform simple dead virtual PHI removal.
26359 (remove_dead_stmt): Properly unlink virtual operands when
26361 (eliminate_unnecessary_stmts): Schedule PHI removal after
26363 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26364 (process_replaceable): Likewise.
26365 (find_replaceable_in_bb): Likewise.
26366 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26367 based on the single gimple vop.
26368 (verify_flow_insensitive_alias_info): Remove.
26369 (verify_flow_sensitive_alias_info): Likewise.
26370 (verify_call_clobbering): Likewise.
26371 (verify_memory_partitions): Likewise.
26372 (verify_alias_info): Likewise.
26373 (verify_ssa): Adjust..
26374 (execute_update_addresses_taken): Export. Update SSA
26375 manually. Optimize only when optimizing. Use a local bitmap.
26376 (pass_update_address_taken): Remove TODO_update_ssa, add
26378 (pass_update_address_taken): Just use TODO_update_address_taken.
26379 (init_tree_ssa): Do not initialize addressable_vars.
26380 (verify_ssa): Verify new VUSE / VDEF properties.
26381 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26382 Do not call verify_alias_info.
26383 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26384 Do not free the loaded and stored syms bitmaps. Reset the escaped
26385 and callused solutions. Do not free addressable_vars.
26386 Remove memory-tag related code.
26387 (warn_uninitialized_var): Aliases are always available.
26388 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26389 * lambda-code.c (can_put_in_inner_loop): Adjust.
26390 (can_put_after_inner_loop): Likewise.
26391 (perfect_nestify): Likewise.
26392 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26393 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26394 (vectorizable_conversion): Do not mark symbols for renaming.
26395 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26396 (expand_call_inline): Unlink the calls virtual operands before
26398 (tree_function_versioning): Do not call update_ssa if we are not
26399 updating clones. Simplify.
26400 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26401 (propagate_with_phi): Likewise..
26402 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26403 clobber code. Assert we are not aliased or global.
26404 * tree-flow.h: Include tree-ssa-alias.h
26405 (enum escape_type): Remove.
26406 (struct mem_sym_stats_d): Likewise.
26407 (struct mem_ref_stats_d): Likewise.
26408 (struct gimple_df): Add vop member. Remove global_var,
26409 call_clobbered_vars, call_used_vars, addressable_vars,
26410 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26411 escaped and callused members.
26412 (struct ptr_info_def): Remove all members, add points-to solution
26414 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26415 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26416 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26417 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26418 (tree-ssa-alias.o): Likewise.
26419 (toplev.o): Add tree-ssa-alias.h
26420 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26421 * gimple.c (gimple_set_bb): Fix off-by-one error.
26422 (is_gimple_reg): Do not handle memory tags.
26423 (gimple_copy): Also copy virtual operands.
26424 Delay updating the statement. Do not reset loaded and stored syms.
26425 (gimple_set_stored_syms): Remove.
26426 (gimple_set_loaded_syms): Likewise.
26427 (gimple_call_copy_skip_args): Copy the virtual operands
26428 and mark the new statement modified.
26429 * tree-ssa-structalias.c (may_alias_p): Remove.
26430 (set_uids_in_ptset): Take the alias set to prune with as
26431 parameter. Fold in the alias test of may_alias_p.
26432 (compute_points_to_sets): Compute whether a ptr is dereferenced
26433 in a local sbitmap.
26434 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26435 other ADDRESSOF constraints on the lhs.
26436 (get_constraint_for_component_ref): Assert that we don't get
26437 ADDRESSOF constraints from the base of the reference.
26438 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26439 (struct variable_info): Remove collapsed_to member.
26440 (get_varinfo_fc): Remove.
26441 (new_var_info): Do not set collapsed_to.
26442 (dump_constraint): Do not follow cycles.
26443 (dump_constraint_graph): Likewise.
26444 (build_pred_graph): Likewise.
26445 (build_succ_graph): Likewise.
26446 (rewrite_constraints): Likewise.
26447 (do_simple_structure_copy): Remove.
26448 (do_rhs_deref_structure_copy): Remove.
26449 (do_lhs_deref_structure_copy): Remove.
26450 (collapse_rest_of_var): Remove.
26451 (do_structure_copy): Re-implement.
26452 (pta_stats): New global variable.
26453 (dump_pta_stats): New function.
26454 (struct constraint_expr): Make offset signed.
26455 (UNKNOWN_OFFSET): Define special value.
26456 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26457 (solution_set_expand): New helper function split out from ...
26458 (do_sd_constraint): ... here.
26459 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26460 (do_ds_constraint): Likewise.
26461 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26462 and CALLUSED = *CALLUSED.
26463 (set_union_with_increment): Make inc argument signed.
26464 (type_safe): Remove.
26465 (get_constraint_for_ptr_offset): Handle unknown and negative
26467 (first_vi_for_offset): Handle offsets before start. Bail
26468 out early for offsets beyond the variable extent.
26469 (first_or_preceding_vi_for_offset): New function.
26470 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26471 Together with ESCAPED = *ESCAPED this properly computes reachability.
26472 (find_what_var_points_to): New function.
26473 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26474 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26475 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26476 pt_solutions_intersect): New functions.
26477 (compute_call_used_vars): Remove.
26478 (compute_may_aliases): New main entry into PTA computation.
26479 * gimple.h (gimple_p): New typedef.
26480 (struct gimple_statement_base): Remove references_memory_p.
26481 (struct gimple_statement_with_memory_ops_base): Remove
26482 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26484 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26485 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26486 gimple_set_references_memory): Remove.
26487 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26488 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26490 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26491 (verify_expr): Allow RESULT_DECL.
26492 (gimple_duplicate_bb): Do not copy virtual operands.
26493 (gimple_duplicate_sese_region): Adjust.
26494 (gimple_duplicate_sese_tail): Likewise.
26495 (mark_virtual_ops_in_region): Remove.
26496 (move_sese_region_to_fn): Do not call it.
26497 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26498 and pass_simple_dse.
26499 (execute_function_todo): Handle TODO_update_address_taken,
26500 call execute_update_addresses_taken for TODO_rebuild_alias.
26501 (execute_todo): Adjust.
26502 (execute_one_pass): Init dump files early.
26503 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26505 (create_general_new_stmt): Clear vops.
26506 * tree-ssa-reassoc.c (get_rank): Adjust.
26507 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26508 symbols for renaming.
26509 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26510 (PARAM_AVG_ALIASED_VOPS): Likewise.
26511 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26512 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26513 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26514 (operand_build_cmp, copy_virtual_operands,
26515 create_ssa_artificial_load_stmt, add_to_addressable_set,
26516 gimple_add_to_addresses_taken): Remove public functions.
26517 (unlink_stmt_vdef): New function.
26519 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26521 * config.gcc (powerpc-*-linux*): Merge variants.
26523 2009-04-02 Chao-ying Fu <fu@mips.com>
26524 James Grosbach <james.grosbach@microchip.com>
26526 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26527 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26529 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26530 keep_interrupts_masked_p, use_debug_exception_return_p.
26531 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26532 keep_interrupts_masked, use_debug_exception_return.
26533 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26534 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26536 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26537 (mips_print_operand): Process COP0 registers to print $0 .. $31
26538 correctly for GAS to process.
26539 (mips_interrupt_extra_call_saved_reg_p): New function.
26540 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26542 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26543 (mips_compute_frame_info): Add supports for interrupt context that
26544 includes doubleword accumulators and COP0 registers.
26545 (mips_for_each_saved_acc): New function.
26546 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26547 mips_for_each_saved_reg.
26548 (mips_save_reg): Save accumulators.
26549 (mips_kernel_reg_p): A new for_each_rtx callback.
26550 (mips_expand_prologue): Support interrupt handlers.
26551 (mips_restore_reg): Restore accumulators.
26552 (mips_expand_epilogue): Support interrupt handlers.
26553 (mips_can_use_return_insn): Return false for interrupt handlers.
26554 (mips_epilogue_uses): New function.
26555 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26556 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26557 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26558 cop0_move): New instructions.
26559 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26560 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26562 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26564 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26565 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26566 interrupt handlers, we use K0 as the temporary register.
26567 (EPILOGUE_USES): Change to a function call.
26568 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26569 handlers, we use K0 as the temporary register.
26571 * doc/extend.texi (Function Attributes): Document interrupt,
26572 use_shadow_register_set, keep_interrupts_masked,
26573 use_debug_exception_return for MIPS attributes.
26575 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26577 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26578 Remove a number of t-files from tmake_file.
26579 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26580 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26581 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26582 target_prototype, not TARGET_PROTOTYPE.
26583 (LINK_OS_GNU_SPEC): Define.
26584 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26585 and darwin-ldoubdle.c.
26587 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26590 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26591 (cpp_options): Ditto.
26592 (default_compilers): Ditto.
26593 (display_help): Ditto.
26594 (process_command): Ditto.
26595 (do_spec_1): Ditto.
26596 (set_input): Use lbasename instead of duplicate code.
26597 (save_temps_prefix): New static for -save-temps=obj.
26598 (save_temps_length): Ditto.
26600 * doc/invoke.texi (-save-temps=obj): Document new variant to
26601 -save-temps switch.
26603 2009-04-02 Jeff Law <law@redhat.com>
26605 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26608 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26610 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26611 * configure: Regenerated.
26613 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26615 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26616 share the argument list.
26618 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26622 2009-02-12 Diego Novillo <dnovillo@google.com>
26624 * varpool.c (debug_varpool): New.
26625 * cgraph.h (debug_varpool): Declare.
26627 2009-04-02 Jan Hubicka <jh@suse.cz>
26629 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26632 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26634 * config/i386/i386.c (ix86_abi): Move initialization to ...
26635 (override_options): Here.
26637 2009-04-02 Christian Bruel <christian.bruel@st.com>
26639 * config/sh/sh.c (sh_dwarf_register_span): New function.
26640 (TARGET_DWARF_REGISTER_SPAN): Define.
26641 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26643 2009-04-02 Ira Rosen <irar@il.ibm.com>
26645 PR tree-optimization/39595
26646 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26647 interleaved loads group is not greater than the SLP group size.
26649 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26651 * builtins.c (is_builtin_name): New.
26652 (called_as_built_in): Use is_builtin_name.
26653 * tree.h (is_builtin_name): New.
26654 * varasm.c (incorporeal_function_p): Use is_builtin_name
26656 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26658 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26660 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26663 * c-decl.c (clone_underlying_type): Move this ...
26664 * c-common.c (set_underlying_type): ... here.
26665 Also, make sure the function properly sets TYPE_STUB_DECL() on
26666 the newly created typedef variant type.
26667 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26668 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26671 2009-04-02 Richard Guenther <rguenther@suse.de>
26673 PR tree-optimization/37221
26674 * tree-flow.h (degenerate_phi_result): Declare.
26675 * tree-ssa-dom.c (degenerate_phi_result): Export.
26676 * tree-scalar-evolution.c (analyze_initial_condition): If
26677 the initial condition is defined by a degenerate PHI node
26678 use the degenerate value.
26680 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26682 PR rtl-optimization/39588
26683 * combine.c (merge_outer_ops): Do not set the constant when this
26685 (simplify_shift_const_1): Do not modify it either in this case.
26687 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26689 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26690 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26692 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26695 * c-lex.c (interpret_float): Default (no suffix) is double.
26697 2009-04-1 Xinliang David Li <davidxl@google.com>
26699 * config/i386/i386.c (legitimate_constant_p): Recognize
26700 all one vector constant.
26702 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26704 * config/vax/vax.c: Add #includes to silence warnings.
26705 Change #include order to silence two warnings.
26707 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26709 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26710 (ASM_SPEC): Pass -k to the assembler for PIC code.
26712 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26714 * config.gcc: Add vax-*-linux* to the switch.
26715 * config/vax/linux.h: New file. (TARGET_VERSION,
26716 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26718 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26720 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26721 Use predicate macros instead of GET_CODE() == foo.
26722 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26723 ashlsi3, rotrsi3, <unnamed>): Likewise.
26725 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26727 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26728 jbbccihi, jbbccisi): Remova trailing whitespace.
26729 * config/vax/constraints.md: Likewise.
26730 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26731 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26732 * config/vax/predicates.md: Likewise.
26733 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26734 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26735 * config/vax/vax.h: Likewise.
26736 * config/vax/vax.md (nonlocal_goto): Likewise.
26738 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26740 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26741 (indirectable_address_p, adjacent_operands_p): Add spaces around
26743 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26745 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26747 * config/vax/vax.c (legitimate_constant_address_p,
26748 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26749 index_term_p, reg_plus_index_p, legitimate_address_p,
26750 vax_mode_dependent_address_p): Update comments to match functions
26751 modified by the recent int->bool conversion.
26753 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26755 * config/vax/builtins.md: Update copyright message.
26756 * config/vax/constraints.md: Likewise.
26757 * config/vax/netbsd-elf.h: Likewise.
26758 * config/vax/predicates.md: Likewise.
26759 * config/vax/vax-protos.h: Likewise.
26760 * config/vax/vax.c: Likewise.
26761 * config/vax/vax.h: Likewise.
26762 * config/vax/vax.md: Likewise.
26763 * config/vax/vax.opt: Likewise.
26765 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26767 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26768 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26769 * config/vax/constraints.md (B, R): Likewise.
26770 * config/vax/predicates.md (external_memory_operand,
26771 nonimmediate_addsub_di_operand): Likewise.
26772 * config/vax/vax.c (vax_output_int_add): Likewise.
26773 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26774 untyped_call): Likewise.
26776 2009-04-01 Matt Thomas <matt@3am-software.com>
26778 * config/vax/predicates.md: New file.
26779 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26780 external_const_operand, nonsymbolic_operand, external_memory_operand,
26781 indirect_memory_operand, indexed_memory_operand,
26782 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26783 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26785 * config/vax/constraints.md: New file.
26786 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26788 * config/vax/builtins.md: New file.
26789 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26790 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26792 * config/vax/vax.opt (mqmath): Add option.
26793 * config/vax/vax.md (isfx): Extend with DI.
26794 (VAXintQH, VAXintQHSD): Define.
26795 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26796 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26797 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26798 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26799 (movdi): Update constraints and use vax_output_int_move().
26800 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26801 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26802 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26803 nonlocal_goto): New.
26804 (mov<mode>): Extend accepted operand types.
26805 (subdi3_old): Rename from subdi3, change update constraints and use
26806 a new implementation.
26807 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26808 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26809 MOVE_RATIO, CLEAR_RATIO): Define.
26810 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26811 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26812 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26813 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26814 (split_quadword_operands): Make static and really allow variable
26816 (print_operand_address): Update for PIC generation.
26817 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26818 indexable_address_p, fixup_mathdi_operand,
26819 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26820 (vax_float_literal, legitimate_constant_p,
26821 indirectable_constant_address_p, index_term_p,
26822 reg_plus_index_p): Return bool instead of int.
26823 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26825 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26827 (vax_output_conditional_branch): Indent.
26828 (legitimate_constant_address_p, indirectable_constant_address_p,
26829 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26830 vax_mode_dependent_address_p): Return bool instead of int, update for
26832 * config/vax/vax-protos.h (legitimate_constant_address_p,
26833 legitimate_constant_p, legitimate_address_p,
26834 vax_mode_dependent_address_p): Change declaration to bool.
26835 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26836 vax_expand_addsub_di_operands, vax_output_int_subtract,
26837 vax_output_movmemsi): Declare.
26838 (split_quadword_operands, vax_float_literal): Delete declaration.
26839 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26840 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26841 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26842 ASM_OUTPUT_DWARF_PCREL): Define.
26843 (ASM_SPEC): Change definition to allow PIC generation.
26845 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26847 * doc/sourcebuild.texi: Update front-end requirements.
26849 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26852 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26853 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26854 (booldi3_internal3): Use boolean_or_operator instead of
26857 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26860 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26861 declarator whose size is not an integer constant expression but
26862 folds to an integer constant, then treat it as a constant
26865 2009-04-01 Richard Guenther <rguenther@suse.de>
26867 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26868 i * 4 + 2 to (i * 2 + 1) * 2.
26870 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26873 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26874 return if c_parser_asm_string_literal returned NULL.
26876 2009-04-01 Nick Clifton <nickc@redhat.com>
26878 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26880 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26881 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26882 other typedefs to avoid conflicts with libgcc2.c. Define labels
26883 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26885 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26886 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26889 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26891 * varasm.c (default_function_rodata_section): Declare DOT as
26894 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26895 Andrey Galkin <agalkin@hypercom.com>
26898 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26899 Make object_name unique for each process.
26901 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26904 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26905 addressable variables in the parallel that could go out of scope while
26906 running queued tasks.
26908 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26910 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26911 (CASE_VALUES_THRESHOLD): Redefine.
26912 * config/avr/avr.c (avr_override_options): Remove initialization of
26913 avr_case_values_threshold variable.
26914 (avr_case_values_threshold): Remove variable. Add new function.
26915 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26916 * config/avr/avr.opt (mno-tablejump): Remove option.
26917 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26919 2009-04-01 DJ Delorie <dj@redhat.com>
26921 * varasm.c (default_function_rodata_section): Don't assume
26922 anything about where the first '.' in the section name is.
26924 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26926 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26927 rs6000_emit_stack_tie.
26929 2009-03-31 Ian Lance Taylor <iant@google.com>
26931 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26932 gimple_code with GIMPLE_RESX, not RESX.
26934 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26936 * c-common.c (c_get_ident): New.
26937 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26939 2009-04-01 Ben Elliston <bje@au.ibm.com>
26941 * config/rs6000/sysv4.opt (msdata): Improve option description.
26943 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26945 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26946 (divdf3_internal_lat): Remove.
26947 (divxf3_internal_lat): Remove.
26948 (divxf3_internal_thr): Remove.
26949 (divxf): Use divxf3_internal.
26950 * config/ia64/div.md (divsf3_internal_lat): New.
26951 (divdf3_internal_lat): New.
26952 (divxf3_internal): New.
26954 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26957 * Makefile.in (USE_GCC_STDINT): Define.
26958 (stmp-int-hdrs): Install stdint.h if applicable.
26959 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26961 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26962 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26963 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26964 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26965 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26966 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26967 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26968 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26969 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26970 (c_common_nodes_and_builtins): Initialize
26971 underlying_wchar_type_node. Do not initialize
26972 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26973 nodes for new types.
26974 (c_stddef_cpp_builtins): Define macros for new types.
26975 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26977 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26978 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26979 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26980 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26981 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26982 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26983 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26984 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26985 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26986 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26987 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26988 int16_type_node, int32_type_node, int64_type_node,
26989 uint8_type_node, uint16_type_node, c_uint32_type_node,
26990 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26991 int_least32_type_node, int_least64_type_node,
26992 uint_least8_type_node, uint_least16_type_node,
26993 uint_least32_type_node, uint_least64_type_node,
26994 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26995 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26996 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26997 uintptr_type_node): Define.
26998 * c-cppbuiltin.c (builtin_define_constants,
26999 builtin_define_type_minmax): New.
27000 (builtin_define_stdint_macros): Define more macros.
27001 (c_cpp_builtins): Define more limit macros.
27002 (type_suffix): New.
27003 (builtin_define_type_max): Define in terms of
27004 builtin_define_type_minmax. Remove is_long parameter. All
27006 * config.gcc (use_gcc_stdint): Define.
27007 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27008 Add newlib-stdint.h for generic targets.
27009 * config/glibc-stdint.h, config/newlib-stdint.h,
27010 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27011 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27012 * config/score/score.h (UINTPTR_TYPE): Define.
27013 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27014 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27015 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27016 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27017 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27018 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27019 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27020 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27021 * config/spu/spu.h (STDINT_LONG32): Define.
27022 * configure.ac (use_gcc_stdint): Substitute.
27023 * configure: Regenerate.
27024 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27025 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27026 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27027 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27028 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27029 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27030 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27031 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27032 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27033 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27034 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27035 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27036 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27037 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27038 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27039 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27040 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27041 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27042 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27043 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27044 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27045 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27046 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27047 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27048 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27049 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27050 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27051 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27052 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27054 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27056 * loop-iv.c (suitable_set_for_replacement): Renamed from
27057 simplify_using_assignment; changed to return bool and to accept new
27058 args DEST and SRC. Return true iff we find a source/destination pair
27059 that can be used to make a replacement, and fill SRC and DEST if so.
27060 Remove arg ALTERED. Don't deal with altered regs here. All callers
27062 (simplify_using_initial_values): Deal with altered regs here and track
27063 more precisely the effect they have on the validity of our expression.
27065 * loop-iv.c (simplify_using_condition): A condition of the form
27066 (EQ REG CONST) can be used to simply make a substitution.
27067 (simplify_using_initial_values): Keep track of conditions we have seen
27068 and keep using them to simplify new expressions, while applying the
27069 same substitutions to them as to the expression.
27071 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27072 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27075 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27076 changed. Use this when trying to improve the upper bound.
27077 Generate the comparison by using simplify_gen_relational.
27079 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27081 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27083 (simplify_using_assignment, simplify_using_initial_values): Call
27084 replace_in_expr to make replacements. Call replace_single_def_regs
27085 once on the initial version of the expression.
27087 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27090 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27092 2009-03-31 Richard Guenther <rguenther@suse.de>
27094 PR middle-end/31029
27095 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27096 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27098 2009-03-31 Richard Guenther <rguenther@suse.de>
27100 * tree.h (div_if_zero_remainder): Declare.
27101 * fold-const.c (div_if_zero_remainder): Export.
27102 * tree-ssa-forwprop.c
27103 (forward_propagate_addr_into_variable_array_index): Handle
27104 constant array index addition outside of the variable index.
27106 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27109 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27110 define_splits, floatunssi<mode>2): Require x87 conversions from
27111 DImode to be permitted.
27113 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27115 PR preprocessor/15638
27116 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27118 2009-03-31 Richard Guenther <rguenther@suse.de>
27120 PR middle-end/23401
27121 PR middle-end/27810
27122 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27123 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27124 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27125 a separate statement.
27126 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27127 (lookup_tmp_var): Likewise.
27128 (is_gimple_formal_tmp_or_call_rhs): Remove.
27129 (is_gimple_reg_or_call_rhs): Rename to ...
27130 (is_gimple_reg_rhs_or_call): ... this.
27131 (is_gimple_mem_or_call_rhs): Rename to ...
27132 (is_gimple_mem_rhs_or_call): ... this.
27133 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27134 DECL_GIMPLE_REG_P only if is_formal is true.
27135 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27136 for non-proper post-modify expression gimplification.
27137 (gimplify_self_mod_expr): For post-modify expressions gimplify
27138 the lvalue to a minimal lvalue.
27139 (rhs_predicate_for): Remove formal temp case.
27140 (gimplify_modify_expr_rhs): Likewise.
27141 (gimplify_addr_expr): Use is_gimple_reg.
27142 (gimplify_expr): Remove formal temp cases.
27143 (gimple_regimplify_operands): Likewise.
27144 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27145 and FILTER_EXPR like constants.
27146 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27148 (is_gimple_formal_tmp_rhs): Remove.
27149 (is_gimple_reg_rhs): Remove special casing.
27150 (is_gimple_mem_rhs): Fix.
27151 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27152 (is_gimple_formal_tmp_var): Remove.
27153 (is_gimple_formal_tmp_reg): Likewise.
27154 (is_gimple_min_lval): Allow invariant component ref parts.
27155 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27156 is_gimple_formal_tmp_reg): Remove declarations.
27157 * tree-cfg.c (verify_expr): Verify that variables with address
27158 taken do not have DECL_GIMPLE_REG_P set.
27159 * tree-mudflap.c (mf_build_check_statement_for): Use
27160 force_gimple_operand instead of gimplify_expr.
27162 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27164 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27165 schedulable rows to compute_split_row.
27167 2009-03-31 Ben Elliston <bje@au.ibm.com>
27170 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27173 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27175 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27176 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27177 * configure: Regenerate.
27178 * config.in: Regenerate.
27179 * config/rs6000/rs6000.opt (mtls-markers): Add.
27180 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27181 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27182 (tls_ld_aix, tls_ld_sysv): Likewise.
27183 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27184 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27186 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27188 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27190 2009-03-30 Jan Hubicka <jh@suse.cz>
27192 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27194 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27195 detection and label handling.
27197 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27199 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27200 left_conflicts_size.
27201 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27202 ALLOCNO_LEFT_CONFLICTS_SIZE.
27204 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27205 remove_allocno_from_bucket_and_push,
27206 allocno_spill_priority_compare, push_allocnos_to_stack,
27207 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27208 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27209 (setup_allocno_left_conflicts_num): Ditto. Rename to
27210 setup_allocno_left_conflicts_size.
27211 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27212 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27213 setup_allocno_left_conflicts_size instead of
27214 setup_allocno_left_conflicts_num.
27216 * ira-build.c (ira_create_allocno): Use
27217 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27218 ALLOCNO_LEFT_CONFLICTS_NUM.
27220 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27222 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27223 instead of DF_LR_OUT.
27225 * ira-lives.c (process_bb_node_lives): Ditto.
27227 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27228 instead of DF_LR_{OUT,IN}.
27230 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27232 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27234 2009-03-30 Jan Hubicka <jh@suse.cz>
27236 * except.c (label_to_region_map): Fix thinko.
27238 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27240 PR middle-end/38237
27241 * tree.h (tree_find_value): New declaration.
27242 * tree.c (tree_find_value): New function.
27243 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27245 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27248 * c-decl.c (struct c_binding): Add locus field.
27249 (bind): Add locus argument, set locus field from it.
27250 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27251 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27252 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27253 implicitly_declare, undeclared_variable, lookup_label,
27254 declare_label, c_make_fname_decl, c_builtin_function,
27255 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27258 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27261 * config/i386/i386.c (classify_argument): Check total size of
27264 2009-03-30 Martin Jambor <mjambor@suse.cz>
27266 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27267 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27268 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27271 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27272 seen_variable_array_ref while also traversing a union.
27274 * tree-inline.c (optimize_inline_calls): Do not call
27275 cgraph_node_remove_callees.
27276 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27277 (pass_remove_cgraph_callee_edges): New variable.
27278 * passes.c (init_optimization_passes): Add
27279 pass_remove_cgraph_callee_edges after early inlining and before all
27280 late intraprocedural passes.
27282 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27284 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27286 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27287 Fix typos in names.
27289 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27291 * combine.c (simplify_comparison): Use have_insn_for.
27292 * dojump.c (do_jump): Likewise.
27294 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27296 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27297 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27298 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27299 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27300 instead of sparc_compare_emitted.
27301 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27302 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27303 instead of sparc_compare_emitted.
27305 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27307 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27308 enter/exit cfglayout mode.
27309 (pass_partition_block): Require it.
27310 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27311 (combine_instructions): Track basic blocks instead of labels.
27312 (update_cfg_for_uncondjump): New.
27313 (try_combine): Use it. Update jumps after rescanning.
27314 (pass_combine): Require PROP_cfglayout.
27315 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27317 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27319 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27320 Provide/destroy PROP_cfglayout respectively.
27321 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27322 * tree-pass.h (PROP_cfglayout): New.
27324 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27326 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27327 fold_convert_const_fixed_from_fixed,
27328 fold_convert_const_fixed_from_int,
27329 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27330 set TREE_CONSTANT_OVERFLOW.
27331 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27332 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27334 2009-03-30 Ira Rosen <irar@il.ibm.com>
27336 * tree-vect-loop-manip.c: New file.
27337 * tree-vectorizer.c: Update documentation and included files.
27338 (vect_loop_location): Make extern.
27339 (rename_use_op): Move to tree-vect-loop-manip.c
27340 (rename_variables_in_bb, rename_variables_in_loop,
27341 slpeel_update_phis_for_duplicate_loop,
27342 slpeel_update_phi_nodes_for_guard1,
27343 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27344 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27345 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27346 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27347 find_loop_location): Likewise.
27348 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27349 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27350 get_vectype_for_scalar_type, vect_is_simple_use,
27351 supportable_widening_operation, supportable_narrowing_operation):
27353 (bb_in_loop_p): Move to tree-vect-loop.c.
27354 (new_loop_vec_info, destroy_loop_vec_info,
27355 reduction_code_for_scalar_code, report_vect_op,
27356 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27357 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27358 (vect_supportable_dr_alignment): Likewise.
27359 * tree-vectorizer.h (tree-data-ref.h): Include.
27360 (vect_loop_location): Declare.
27361 Reorganize function declarations according to the new file structure.
27362 * tree-vect-loop.c: New file.
27363 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27364 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27365 * tree-vect-data-refs.c: New file.
27366 * tree-vect-patterns.c (timevar.h): Don't include.
27367 * tree-vect-stmts.c: New file.
27368 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27369 tree-vect-slp.c, tree-vect-loop.c.
27370 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27371 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27372 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27373 (tree-vect-analyze.o): Remove.
27374 (tree-vect-transform.o): Likewise.
27375 (tree-vect-data-refs.o): Add rule.
27376 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27377 tree-vect-slp.o): Likewise.
27378 (tree-vect-patterns.o): Remove redundant dependencies.
27379 (tree-vectorizer.o): Likewise.
27380 * tree-vect-slp.c: New file.
27382 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27384 * optc-gen.awk: Warn if an option flag has multiple different
27387 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27389 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27390 -floop-block): Document dependences on PPL, CLooG and Graphite.
27392 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27394 PR rtl-optimization/323
27395 * c-common.c (c_fully_fold, convert_and_check,
27396 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27397 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27398 * c-common.def (EXCESS_PRECISION_EXPR): New.
27399 * c-cppbuiltin.c (builtin_define_float_constants): Define
27400 constants with enough digits for long double.
27401 * c-lex.c (interpret_float): Interpret constant with excess
27402 precision where appropriate.
27403 * c-opts.c (c_common_post_options): Set
27404 flag_excess_precision_cmdline. Give an error for
27405 -fexcess-precision=standard for C++ for processors where the
27406 option is significant.
27407 * c-parser.c (c_parser_conditional_expression): Handle excess
27408 precision in condition.
27409 * c-typeck.c (convert_arguments): Handle arguments with excess
27411 (build_unary_op): Move excess precision outside operation.
27412 (build_conditional_expr): Likewise.
27413 (build_compound_expr): Likewise.
27414 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27415 (build_modify_expr): Handle excess precision in RHS.
27416 (convert_for_assignment): Handle excess precision in converted
27418 (digest_init, output_init_element, process_init_element): Handle
27419 excess precision in initializer.
27420 (c_finish_return): Handle excess precision in return value.
27421 (build_binary_op): Handle excess precision in operands and add
27422 excess precision as needed for operation.
27423 * common.opt (-fexcess-precision=): New option.
27424 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27425 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27426 For standard excess precision, output explicit conversion to and
27427 truncation from XFmode.
27428 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27429 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27430 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27431 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27432 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27433 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27434 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27435 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27436 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27437 define_splits, sqrt<mode>2): Disable where appropriate for
27438 standard excess precision.
27439 * convert.c (convert_to_real): Do not shorten arithmetic to type
27440 for which excess precision would be used.
27441 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27442 * doc/invoke.texi (-fexcess-precision=): Document option.
27443 (-mfpmath=): Correct index entry.
27444 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27445 flag_excess_precision): New.
27446 * langhooks.c (lhd_post_options): Set
27447 flag_excess_precision_cmdline.
27448 * opts.c (common_handle_option): Handle -fexcess-precision=.
27449 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27450 init_excess_precision): New.
27451 (lang_dependent_init_target): Call init_excess_precision.
27452 * tree.c (excess_precision_type): New.
27453 * tree.h (excess_precision_type): Declare.
27455 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27458 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27459 non-lvalue to component.
27461 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27463 PR preprocessor/34695
27464 * Makefile.in (c-opts.o): Depend on c-tree.h.
27465 * c-common.c: Move down include of diagnostic.h.
27466 (done_lexing, c_cpp_error): New.
27467 * c-common.h (done_lexing): Declare.
27468 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27470 * c-opts.c: Include c-tree.h.
27471 (c_common_init_options): Set preprocessor error callback.
27472 (c_common_handle_option): Do not set preprocessor
27473 inhibit_warnings, warnings_are_errors, warn_system_headers,
27474 pedantic_errors or inhibit_warnings flags.
27475 (c_common_post_options): Do not check cpp_errors (parse_in).
27476 (c_common_finish): Do not output dependencies if there were
27477 errors. Do not check return value of cpp_finish.
27478 * c-ppoutput.c (pp_file_change): Set input_location.
27479 * c-tree.h (c_cpp_error): Declare.
27480 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27482 (diagnostic_build_prefix): Check override_column.
27483 * diagnostic.h (diagnostic_info): Add override_column field.
27484 (diagnostic_override_column): Define.
27486 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27488 * c-common.c (c_expand_expr, c_staticp): Remove.
27489 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27490 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27491 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27492 * c-gimplify.c (gimplify_compound_literal_expr,
27493 optimize_compound_literals_in_ctor): Remove.
27494 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27495 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27496 * c-semantics.c (emit_local_var): Remove.
27498 * langhooks-def.h (lhd_expand_expr): Remove.
27499 * langhooks.c (lhd_expand_expr): Remove.
27500 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27502 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27503 handling from c-semantics.c; don't call into langhook.
27504 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27505 * gimplify.c (gimplify_compound_literal_expr,
27506 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27507 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27508 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27509 as was done in c-gimplify.c.
27510 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27511 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27512 Move from c-common.h.
27513 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27515 * tree.c (staticp): Do not call langhook.
27516 * langhooks.c (lhd_staticp): Delete.
27517 * langhooks-def.h (lhd_staticp): Delete prototype.
27518 (LANG_HOOKS_STATICP): Delete.
27519 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27521 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27522 instead of DECL_STMTs.
27524 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27532 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27534 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27535 contained expression.
27536 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27537 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27538 conditional expressions for C.
27539 (decl_constant_value_for_optimization): Move from
27540 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27541 whether optimizing and that the expression is a VAR_DECL not of
27542 array type instead of doing such checks in the caller. Do not
27543 check pedantic. Call gcc_unreachable for C++.
27544 * c-common.def (C_MAYBE_CONST_EXPR): New.
27545 * c-common.h (c_fully_fold, c_save_expr,
27546 decl_constant_value_for_optimization): New prototypes.
27547 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27548 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27549 EXPR_INT_CONST_OPERANDS): Define.
27550 * c-convert.c (convert): Strip nops from expression.
27551 * c-decl.c (groktypename): Take extra parameters expr and
27552 expr_const_operands. Update call to grokdeclarator.
27553 (start_decl): Update call to grokdeclarator. Add statement for
27554 expressions used in type of decl.
27555 (grokparm): Update call to grokdeclarator.
27556 (push_parm_decl): Update call to grokdeclarator.
27557 (build_compound_literal): Add parameter non_const and build a
27558 C_MAYBE_COSNT_EXPR if applicable.
27559 (grokdeclarator): Take extra parameters expr and
27560 expr_const_operands. Track expressions used in declaration
27561 specifiers and declarators. Fold array sizes and track whether
27562 they are constant expressions and whether they are integer
27563 constant expressions.
27564 (parser_xref_tag): Set expr and expr_const_operands fields in
27566 (grokfield): Update call to grokdeclarator.
27567 (start_function): Update call to grokdeclarator.
27568 (build_null_declspecs): Set expr and expr_const_operands fields in
27570 (declspecs_add_type): Handle expressions in typeof specifiers.
27571 * c-parser.c (c_parser_declspecs): Set expr and
27572 expr_const_operands fields for declaration specifiers.
27573 (c_parser_enum_specifier): Likewise.
27574 (c_parser_struct_or_union_specifier): Likewise.
27575 (c_parser_typeof_specifier): Likewise. Update call to
27576 groktypename. Fold expression as needed. Return expressions with
27577 type instead of adding statements.
27578 (c_parser_attributes): Update calls to c_parser_expr_list.
27579 (c_parser_statement_after_labels): Fold expression before passing
27580 to objc_build_throw_stmt.
27581 (c_parser_condition): Fold expression.
27582 (c_parser_asm_operands): Fold expression.
27583 (c_parser_conditional_expression): Use c_save_expr. Update call
27584 to build_conditional_expr.
27585 (c_parser_alignof_expression): Update call to groktypename.
27586 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27587 original_code. Fold expression argument of va_arg. Create
27588 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27589 argument to va_arg. Update calls to groktypename. Fold array
27590 index for offsetof. Verify that first argument to
27591 __builtin_choose_expr has integer type.
27592 (c_parser_postfix_expression_after_paren_type): Update calls to
27593 groktypename and build_compound_literal. Handle expressions with
27594 side effects in type name.
27595 (c_parser_postfix_expression_after_primary): Update call to
27596 c_parser_expr_list. Set original_code for calls to
27597 __builtin_constant_p.
27598 (c_parser_expr_list): Take extra parameter fold_p. Fold
27599 expressions if requested.
27600 (c_parser_objc_type_name): Update call to groktypename.
27601 (c_parser_objc_synchronized_statement): Fold expression.
27602 (c_parser_objc_receiver): Fold expression.
27603 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27604 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27605 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27606 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27607 (struct c_typespec): Add elements expr and expr_const_operands.
27608 (struct c_declspecs): Add elements expr and expr_const_operands.
27609 (groktypename, build_conditional_expr, build_compound_literal):
27611 (in_late_binary_op): Declare.
27612 * c-typeck.c (note_integer_operands): New function.
27613 (in_late_binary_op): New variable.
27614 (decl_constant_value_for_broken_optimization): Move to c-common.c
27615 and rename to decl_constant_value_for_optimization.
27616 (default_function_array_conversion): Do not strip nops.
27617 (default_conversion): Do not call
27618 decl_constant_value_for_broken_optimization.
27619 (build_array_ref): Do not fold result.
27620 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27621 result when operand is a VLA.
27622 (c_expr_sizeof_type): Update call to groktypename. Handle
27623 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27624 result when operand names a VLA type.
27625 (build_function_call): Update call to build_compound_literal.
27626 Only fold result for calls to __builtin_* functions. Strip
27627 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27628 the function designator.
27629 (convert_arguments): Fold arguments. Update call to
27630 convert_for_assignment.
27631 (build_unary_op): Handle increment and decrement of
27632 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27633 decrement earlier. Fold operand of increment and decrement.
27634 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27635 built for integer operand. Wrap returns that are INTEGER_CSTs
27636 without being integer constant expressions or that have integer
27637 constant operands without being INTEGER_CSTs.
27638 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27639 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27640 result is an integer constant expression or can be used in
27641 unevaluated parts of one and avoid folding and wrap as
27642 appropriate. Fold operands before possibly doing -Wsign-compare
27644 (build_compound_expr): Wrap result for C99 if operands can be used
27645 in integer constant expressions.
27646 (build_c_cast): Update call to digest_init. Do not ignore
27647 overflow from casting floating-point constants to integers. Wrap
27648 results that could be confused with integer constant expressions,
27649 null pointer constants or floating-point constants.
27650 (c_cast_expr): Update call to groktypename. Handle expressions
27651 included in type name.
27652 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27653 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27654 Update calls to convert_for_assignment.
27655 (convert_for_assignment): Take new parameter
27656 null_pointer_constant. Do not strip nops or call
27657 decl_constant_value_for_broken_optimization. Set
27658 in_late_binary_op for conversions to boolean.
27659 (store_init_value): Update call to digest_init.
27660 (digest_init): Take new parameter null_pointer_constant. Do not
27661 call decl_constant_value_for_broken_optimization. pedwarn for
27662 initializers not constant expressions. Update calls to
27663 convert_for_assignment.
27664 (constructor_nonconst): New.
27665 (struct constructor_stack): Add nonconst element.
27666 (really_start_incremental_init, push_init_level, pop_init_level):
27667 Handle constructor_nonconst and nonconst element.
27668 (set_init_index): Call constant_expression_warning for array
27670 (output_init_element): Fold value. Set constructor_nonconst as
27671 applicable. pedwarn for initializers not constant expressions.
27672 Update call to digest_init. Call constant_expression_warning
27673 where constant initializers are required.
27674 (process_init_element): Use c_save_expr.
27675 (c_finish_goto_ptr): Fold expression.
27676 (c_finish_return): Fold return value. Update call to
27677 convert_for_assignment.
27678 (c_start_case): Fold switch expression.
27679 (c_process_expr_stmt): Fold expression.
27680 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27681 ensure statement expression is not evaluated in constant expression.
27682 (build_binary_op): Track whether results are integer constant
27683 expressions or may occur in such, disable folding and wrap results
27684 as applicable. Fold operands for -Wsign-compare warnings unless
27686 (c_objc_common_truthvalue_conversion): Handle results folded to
27687 integer constants that are not integer constant expressions.
27688 * doc/extend.texi: Document when typeof operands are evaluated,
27689 that condition of __builtin_choose_expr is an integer constant
27690 expression, and more about use of __builtin_constant_p in
27693 2009-03-29 Richard Guenther <rguenther@suse.de>
27695 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27696 propagate addresses of array references.
27698 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27700 * regmove.c (perhaps_ends_bb_p): Remove.
27701 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27702 from INSN and check that the main loop stays within that basic block.
27703 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27704 (regmove_forward_pass): Split out from regmove_optimize. Use
27705 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27706 (regmove_backward_pass): Split out from regmove_optimize. Use
27707 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27708 (regmove_optimize): Simplify.
27710 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27713 * config/i386/i386.c (classify_argument): Ignore flexible array
27714 member in struct and warn ABI change.
27716 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27718 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27720 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27721 (ix86_adjust_cost): Updated.
27723 2009-03-29 Jan Hubicka <jh@suse.cz>
27725 PR middle-end/28850
27726 * tree-pass.h (pass_cleanup_eh): New function.
27727 (remove_unreachable_regions): Break code handling RTL
27728 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27729 that can not be reached by runtime.
27730 (can_be_reached_by_runtime): New function.
27731 (label_to_region_map): New function.
27732 (num_eh_regions): New function.
27733 (rtl_remove_unreachable_regions): New function.
27734 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27735 (remove_eh_region): New function.
27736 * except.h: Include sbitmap and vecprim.
27737 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27738 num_eh_regions): Declare.
27739 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27740 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27741 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27742 (tree_empty_eh_handler_p): New function.
27743 (cleanup_empty_eh): New function.
27744 (cleanup_eh): New function.
27745 (pass_cleanup_eh): New function.
27747 2009-03-29 Jan Hubicka <jh@suse.cz>
27749 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27750 for removed regions.
27752 2009-03-29 Jan Hubicka <jh@suse.cz>
27754 * except.c (dump_eh_tree): Dump all datastructures.
27756 2009-03-29 Jan Hubicka <jh@suse.cz>
27758 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27759 (duplicate_eh_regions_1): Likewise.
27760 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27761 vector; call EH verification.
27762 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27763 Be ready for region being removed.
27765 2009-03-29 Jan Hubicka <jh@suse.cz>
27767 * bitmap.c (bitmap_last_set_bit): New function.
27768 * bitmap.h (bitmap_last_set_bit): Declare.
27770 2009-03-29 David Ayers <ayers@fsfe.org>
27773 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27774 by calling objc_compare_types and surpress warnings about
27775 incompatible C pointers that are compatible ObjC pointers.
27777 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27779 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27780 call initialize_inline_failed.
27781 (initialize_inline_failed): Move it from here ...
27782 * cgraph.c (initialize_inline_failed): ... to here.
27783 (cgraph_create_edge): Call initialize_inline_failed rather than
27784 setting inline_failed directly.
27786 2009-03-29 Ben Elliston <bje@au.ibm.com>
27789 * sysv4.opt (msdata): Improve comment.
27790 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27791 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27793 2009-03-29 Ben Elliston <bje@au.ibm.com>
27796 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27797 load and store attributes.
27799 2009-03-29 Ben Elliston <bje@au.ibm.com>
27801 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27802 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27803 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27804 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27805 __builtin_infq and __builtin_huge_valq.
27807 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27809 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27811 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27812 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27814 2009-03-28 Xinliang David Li <davidxl@google.com>
27816 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27817 (do_dbg_cnt): New function.
27819 2009-03-28 Jan Hubicka <jh@suse.cz>
27821 Merge from pretty-ipa:
27823 2009-03-27 Jan Hubicka <jh@suse.cz>
27825 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27826 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27827 * passes.c (function_called_by_processed_nodes_p): New.
27828 * ipa-pure-const.c (check_call): Fix handling of operands.
27829 (analyze_function): Dump debug output for skipped bodies.
27830 (local_pure_const): Use function_called_by_processed_nodes_p.
27831 * dwarf2out.c (reference_to_unused): Use output.
27832 * passes.c (do_per_function_toporder): Likewise.
27834 2008-11-12 Jan Hubicka <jh@suse.cz>
27836 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27837 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27838 state_set_in_source enum
27839 (check_decl): Ignore memory tags; do not set fake looping flags;
27841 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27842 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27843 (check_call, analyze_function): Rewrite.
27845 (add_new_function): Update call of analyze_function.
27846 (generate_summary): Add call of analyze_function.
27847 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27848 (local_pure_const): New function.
27849 (pass_local_pure_const): New pass.
27850 * ipa-inline.c (inline_transform): Set after_inlining.
27851 * tree-eh.c (stmt_can_throw_external): New.
27852 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27853 work with aliasing built.
27854 * tree-flow.h (stmt_can_throw_external): New.
27855 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27856 and local pure/const pass in early and late optimization queue.
27858 2009-03-28 Martin Jambor <mjambor@suse.cz>
27860 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27862 (fold_binary): Allow function decl aligment consideration is the
27863 second argument is integer constant one.
27864 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27865 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27866 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27868 2009-03-28 Jan Hubicka <jh@suse.cz>
27870 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27871 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27872 * function.h (rtl_data): Add nothrow flag.
27873 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27874 set DECL_NOTHROW for AVAILABLE functions.
27876 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27878 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27879 following vector keyword has expansion starting with pixel or bool
27880 keyword, expand vector to __vector and pixel or bool to __pixel or
27884 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27885 warn_if_disallowed_function_p): Removed.
27886 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27887 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27888 warning_if_disallowed_function_p.
27889 * flags.h (warn_if_disallowed_function_p,
27890 warn_disallowed_functions): Removed.
27891 * common.opt (Wdisallowed-function-list=): Removed.
27892 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27894 2009-03-28 Richard Guenther <rguenther@suse.de>
27896 PR tree-optimization/38723
27897 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27900 2009-03-28 Jan Hubicka <jh@suse.cz>
27902 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27903 test introduced by my previous patch.
27905 2009-03-28 Richard Guenther <rguenther@suse.de>
27907 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27908 the PHIs value undefined.
27910 2009-03-28 Jan Hubicka <jh@suse.cz>
27912 * tree-pass.h (pass_fixup_cfg): New pass.
27913 * ipa-inline.c (inline_transform): Set
27914 always_inline_functions_inlined/after_inlining.
27915 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27916 (pass_fixup_cfg): New pass.
27917 * passes.c (init_optimization_passes): Add fixup_cfg.
27919 2009-03-28 Richard Guenther <rguenther@suse.de>
27921 PR tree-optimization/38458
27922 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27923 argument use the arguments copy-of value.
27925 2009-03-28 Richard Guenther <rguenther@suse.de>
27927 PR tree-optimization/38180
27928 * tree-ssa-ccp.c (get_default_value): Simplify.
27929 (likely_value): Likewise.
27930 (surely_varying_stmt_p): Properly handle VOP case.
27931 (ccp_initialize): Likewise.
27932 (ccp_fold): Handle propagating through *&.
27933 (fold_const_aggregate_ref): Also handle decls.
27935 2009-03-28 Jan Hubicka <jh@suse.cz>
27937 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27938 * cgraph.h (cgraph_node): Likewise.
27939 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27940 (cgraph_reset_node): Use process flag.
27941 (cgraph_mark_functions_to_output): Likewise.
27942 (cgraph_expand_function): Likewise.
27943 (cgraph_expand_all_functions): Likewise.
27944 (cgraph_output_in_order): Likewise.
27945 * dwarf2out.c (reference_to_unused): Likewise.
27946 * passes.c do_per_function_toporder): Likewise.
27948 2009-03-28 Jan Hubicka <jh@suse.cz>
27950 Bring from lto-branch:
27952 2008-09-03 Doug Kwan <dougkwan@google.com>
27954 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27955 enums instead of reason strings.
27956 * cgraph.c (cgraph_create_edge): Same.
27957 (cgraph_inline_failed_string): New function.
27958 * cgraph.h (cgraph_inline_failed_t): New enum type.
27959 (cgraph_inline_failed_string): New prototype.
27960 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27961 char pointer to cgraph_inline_failed_t.
27962 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27963 (cgraph_default_inline_p): Ditto.
27964 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27965 to cgraph_inline_failed_t pointer.
27966 * cif-code.def: New file.
27967 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27969 (cgraph_check_inline_limits): Change type of REASON to pointer to
27970 cgraph_inline_failed_t. Replace reason strings with enums.
27971 (cgraph_default_inline_p): Ditto.
27972 (cgraph_recursive_inlining_p): Ditto.
27973 (update_caller_keys): Change type of FAILED_REASON to
27974 cgraph_inline_failed_t.
27975 (cgraph_set_inline_failed): Change type of REASON to pointer to
27976 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27977 convert enums to strings for text output.
27978 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27979 to be of type cgraph_inline_failed_t. Replace reason strings with
27980 enums. Call cgraph_inline_failed_string to covert enums
27981 to strings for text output.
27982 (cgraph_decide_inlining): Replace reason strings with enums.
27983 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27984 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27986 * tree-inline.c (expand_call_inline): Change type of REASON
27987 to cgraph_inline_failed_t. Replace reason strings with enums.
27988 Call cgraph_inline_failed_string for text output.
27989 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27992 2009-03-28 Jan Hubicka <jh@suse.cz>
27994 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27995 cgraph_clone_node): Remove master clone handling.
27996 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27997 * cgraph.h (master_clone): Remove.
27998 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27999 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28000 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28002 2009-03-28 Jan Hubicka <jh@suse.cz>
28004 * cgraph.c (cgraph_function_body_availability): Functions declared
28005 inline are always safe to assume that it is not going to be replaced.
28007 2009-03-28 Richard Guenther <rguenther@suse.de>
28009 PR tree-optimization/38513
28010 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28011 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28012 EXC_PTR_EXPR and FILTER_EXPR.
28013 (get_ref_from_reference_ops): Likewise.
28015 2009-03-28 Richard Guenther <rguenther@suse.de>
28017 PR tree-optimization/38968
28018 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28019 Use FLOOR_MOD_EXPR to compute misalignment.
28021 2009-03-28 Richard Guenther <rguenther@suse.de>
28023 PR tree-optimization/37795
28024 * tree.h (combine_comparisons): Declare.
28025 * fold-const.c (combine_comparisons): Export.
28026 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28028 (ifcombine_iforif): Use combine_comparisons.
28030 2009-03-28 Jan Hubicka <jh@suse.cz>
28032 * tree-eh.c (inlinable_call_p): New function.
28033 (make_eh_edges): Use it.
28034 (verify_eh_edges): Use it.
28035 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28036 * except.c (reachable_next_level): Add inlinable_function argument
28037 (sjlj_find_directly_reachable_regions): Update.
28038 (add_reachable_handler): Do not set saw_any_handlers.
28039 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28040 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28041 Add new inlinable call parameter.
28042 (can_throw_internal, can_throw_external): Update.
28043 * except.h (can_throw_internal_1, can_throw_external_1,
28044 foreach_reachable_handler): Update declaration.
28046 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28048 * config/arm/t-arm-coff, config/h8300/coff.h,
28049 config/i386/i386-aout.h, config/i386/i386-coff.h,
28050 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28051 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28052 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28053 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28054 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28055 sys-types.h: Remove.
28056 * Makefile.in: Remove protoize and fixproto support and references
28058 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28059 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28061 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28062 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28063 unprotoize$(exeext).
28064 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28065 (.PHONY): Don't depend on proto.
28066 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28067 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28068 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28069 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28070 build/gen-protos.o, build/scan.o, xsys-protos.h,
28071 build/fix-header$(build_exeext), build/fix-header.o,
28072 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28073 stmp-install-fixproto): Remove.
28074 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28075 SYSCALLS.c or fixproto files.
28076 (install-common): Don't install protoize.
28077 (install-headers-tar, install-headers-cpio, install-headers-cp):
28078 Don't depend on $(STMP_FIXPROTO).
28079 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28080 install fixproto files or write out fixproto settings.
28081 (uninstall): Don't uninstall protoize.
28082 * config.gcc (use_fixproto): Remove.
28083 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28084 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28085 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28086 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28087 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28088 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28089 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28090 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28091 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28092 * config/t-vxworks (STMP_FIXPROTO): Remove.
28093 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28094 STMP_FIXPROTO): Remove.
28095 * config.in, configure: Regenerate.
28096 * crtstuff.c (gid_t, uid_t): Don't undefine.
28097 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28098 (arm-*-coff, arm-*-aout: Remove target entries.
28099 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28100 Remove mention of AIX 4.1.
28101 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28102 * doc/invoke.texi (Running Protoize): Remove.
28103 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28104 (Protoize Caveats): Remove.
28105 * tsystem.h: Update comments on headers assumed to exist.
28107 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28109 * genautomata.c: Add a new year to the copyright. Add a new
28111 (struct insn_reserv_decl): Add comments for member bypass_list.
28112 (find_bypass): Remove.
28113 (insert_bypass): New.
28114 (process_decls): Use insert_bypass.
28115 (output_internal_insn_latency_func): Output all bypasses with the
28116 same input insn in one switch case.
28118 * rtl.def (define_bypass): Describe bypass choice.
28119 * doc/md.texi (define_bypass): Ditto.
28121 2009-03-27 Richard Guenther <rguenther@suse.de>
28123 * gimplify.c (mark_addressable): Export.
28124 * tree-flow.h (mark_addressable): Declare.
28125 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28126 * tree-ssa.c (verify_phi_args): Verify that address taken
28127 variables have TREE_ADDRESSABLE set.
28129 2009-03-27 Richard Guenther <rguenther@suse.de>
28131 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28132 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28133 Do not mark decls TREE_ADDRESSABLE.
28134 (build_fold_addr_expr): Adjust.
28135 (fold_addr_expr): Remove.
28136 (fold_unary): Use build_fold_addr_expr.
28137 (fold_comparison): Likewise.
28138 (split_address_to_core_and_offset): Likewise.
28139 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28141 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28142 (gimplify_modify_expr_to_memcpy): Mark source and destination
28144 * omp-low.c (create_omp_child_function): Mark the object decl
28146 (lower_rec_input_clauses): Mark the var we take the address of
28148 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28150 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28152 PR middle-end/39315
28153 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28154 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28156 2009-03-27 Richard Guenther <rguenther@suse.de>
28158 PR tree-optimization/39120
28159 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28161 (handle_lhs_call): Process return constraints. Add escape
28162 constraints if necessary.
28163 (handle_const_call): Fill out return constraints. Make nested
28164 case more precise. Avoid consttmp if possible.
28165 (handle_pure_call): Fill out return constraints. Avoid
28166 callused if possible.
28167 (find_func_aliases): Simplify call handling.
28169 2009-03-27 Richard Guenther <rguenther@suse.de>
28171 PR tree-optimization/39120
28172 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28173 as a representative.
28174 (solve_graph): Do propagate CALLUSED.
28175 (handle_pure_call): Use a scalar constraint from CALLUSED for
28177 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28180 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28183 * c-common.c (handle_aligned_attribute): Properly check alignment
28184 overflow. Use (1U << i) instead of (1 << i).
28186 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28188 * expr.h (get_mem_align_offset): Updated.
28190 * tree.h (tree_decl_common): Change align to "unsigned int" and
28191 move it before pointer_alias_set.
28193 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28194 Jakub Jelinek <jakub@redhat.com>
28197 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28198 gr_register_operand with gr_reg_or_0_operand.
28199 (cmpxchg_rel_di): Likewise.
28200 (sync_lock_test_and_set<mode>): Likewise.
28202 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28204 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28205 (true_regnum): Likewise.
28207 * rtlanal.c (subreg_info): Moved to ...
28208 * rtl.h (subreg_info): Here. New.
28209 (subreg_get_info): New.
28211 * rtlanal.c (subreg_get_info): Make it extern.
28213 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28216 * config/i386/i386.c (ix86_abi): New.
28217 (override_options): Handle -mabi=.
28218 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28219 (ix86_call_abi_override): Likewise.
28220 (init_cumulative_args): Likewise.
28221 (function_arg_advance): Likewise.
28222 (function_arg_64): Likewise.
28223 (function_arg): Likewise.
28224 (ix86_pass_by_reference): Likewise.
28225 (ix86_function_value_regno_p): Likewise.
28226 (ix86_build_builtin_va_list_abi): Likewise.
28227 (setup_incoming_varargs_64): Likewise.
28228 (is_va_list_char_pointer): Likewise.
28229 (ix86_init_machine_status): Likewise.
28230 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28231 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28232 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28233 (ix86_function_abi): Make it static and return enum calling_abi.
28234 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28236 (ix86_fn_abi_va_list): Updated.
28238 * config/i386/i386.h (ix86_abi): New.
28239 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28240 (CONDITIONAL_REGISTER_USAGE): Likewise.
28241 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28242 (machine_function): Likewise.
28244 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28246 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28247 (STACK_BOUNDARY): Likewise.
28248 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28250 * config/i386/i386.opt (mabi=): New.
28252 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28253 return enum calling_abi.
28254 (ix86_function_type_abi): Likewise.
28255 (ix86_function_abi): Removed.
28257 * doc/invoke.texi: Document -mabi= option for x86.
28259 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28261 * builtins.c (real_dconstp): Delete.
28262 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28264 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28265 Jakub Jelinek <jakub@redhat.com>
28268 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28269 (gen_subprogram_die): When a function is explicit, generate the
28270 DW_AT_explicit attribute.
28271 * langhooks.h (struct lang_hooks_for_decls): Add
28272 function_decl_explicit_p langhook.
28273 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28274 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28276 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28278 * builtins.c (fold_builtin_memory_op): Optimize memmove
28279 into memcpy if we can prove source and destination don't overlap.
28281 * tree-inline.c: Include gt-tree-inline.h.
28282 (clone_fn_id_num): New variable.
28283 (clone_function_name): New function.
28284 (tree_function_versioning): Use it.
28285 * Makefile.in (GTFILES): Add tree-inline.c.
28287 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28289 * BASE-VER: Change to 4.5.0.
28291 2009-03-27 Xinliang David Li <davidxl@google.com>
28293 PR tree-optimization/39557
28294 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28296 2009-03-27 Xinliang David Li <davidxl@google.com>
28298 PR tree-optimization/39548
28299 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28302 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28304 * c-common.c (pointer_int_sum): Use %wd on return from
28307 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28309 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28310 on return from tree_low_cst.
28312 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28315 * ginclude/stdarg.h (va_copy): Define also for
28316 __GXX_EXPERIMENTAL_CXX0X__.
28318 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28321 * builtins.h (c_strlen): Do not warn here.
28322 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28323 * c-common.c (pointer_int_sum): Take an explicit location.
28324 Warn about offsets out of bounds.
28325 * c-common.h (pointer_int_sum): Adjust declaration.
28327 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28329 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28332 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28335 * opts.c (warn_if_disallowed_function_p): Don't assume
28336 get_callee_fndecl must return non-NULL.
28338 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28340 PR rtl-optimization/39522
28341 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28342 when reg_reloaded_valid is set.
28344 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28346 * config/spu/divv2df3.c: New file.
28347 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28348 (DPBIT_FUNCS): Filter out _div_df.
28350 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28352 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28353 a jump insn, count that jump in the distance to the loop start.
28355 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28358 * config/sh/sh.c (calc_live_regs): Fix condition for global
28359 registers except PIC_OFFSET_TABLE_REGNUM.
28361 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28364 * doc/invoke.texi (-mconsole): New.
28366 (-mno-cygwin): New.
28368 (-mnop-fun-dllimport): New.
28372 (sub section "i386 and x86-64 Windows Options"): New.
28374 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28376 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28377 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28379 2009-03-25 Richard Guenther <rguenther@suse.de>
28381 PR middle-end/39497
28382 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28385 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28387 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28388 neither of haifa/selective schedulers are working.
28390 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28392 * doc/invoke.texi (Debugging Options): Fix description of
28393 -fno-merge-debug-strings.
28395 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28397 * config/cris/libgcc.ver: New version-script.
28398 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28400 * configure.ac <GAS features, nop mnemonic>: Add pattern
28401 crisv32-*-* for "nop".
28402 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28403 * configure: Regenerate.
28405 2009-03-24 Ira Rosen <irar@il.ibm.com>
28407 PR tree-optimization/39529
28408 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28409 mark_sym_for_renaming for the tag copied to the new vector
28412 2009-03-24 Arthur Loiret <aloiret@debian.org>
28414 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28415 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28416 EXTRA_SPEC_FUNCTIONS.
28417 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28418 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28419 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28420 -march and -mtune options.
28422 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28424 * config/m68k/t-rtems: Add m5329 multilib.
28426 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28427 Jakub Jelinek <jakub@redhat.com>
28430 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28433 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28436 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28437 instead of c_parser_expression_conv, if original_code isn't one of the
28438 4 allowed comparison codes, fail.
28440 2009-03-23 Richard Guenther <rguenther@suse.de>
28442 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28443 * tree.h (struct tree_type): Likewise.
28444 * reload.h (struct insn_chain): Likewise.
28445 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28446 * function.h (struct function): Likewise.
28447 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28449 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28451 PR tree-optimization/39516
28452 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28454 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28456 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28457 should be set true if BITS_PER_WORD of target is bigger than 32
28459 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28461 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28462 Translate -B-options to -rpath-link. Correct existing
28463 rpath-link and conditionalize on !nostdlib.
28465 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28467 * doc/extend.texi (Function Attributes, Variable Attributes):
28469 * doc/invoke.texi (Debugging Options, Optimize Options)
28470 (i386 and x86-64 Options, MCore Options): Likewise.
28472 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28475 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28476 it for block local namespace aliases.
28477 (gen_decl_die): Pass context_die to gen_namespace_die.
28479 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28482 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28483 minimum or maximum value.
28485 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28487 * reginfo.c (globalize_reg): Recompute derived reg sets.
28489 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28492 * libgcc2.c (mprotect): Do not use signed arguments for
28493 VirtualProtect, use DWORD arguments. Also fix the 'may
28494 be used uninitialized' warning for the np variable.
28496 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28499 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28500 functions using regparm calling conventions when not optimizing.
28501 (ix86_function_sseregparm): Similarly for sseregparm calling
28504 2009-03-19 Li Feng <nemokingdom@gmail.com>
28506 PR middle-end/39500
28507 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28508 dependence if the first conflict is after niter iterations.
28510 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28512 PR middle-end/38609
28513 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28514 functions with dynamic stack-pointer adjustments.
28516 2009-03-19 Ben Elliston <bje@au.ibm.com>
28518 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28519 option; change to -msdata=data.
28521 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28523 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28526 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28529 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28531 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28533 * doc/invoke.texi (Code Gen Options): Expand discussion of
28536 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28538 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28539 * matrix-reorg.c (struct matrix_info): Likewise.
28540 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28541 * rtl.h (struct mem_attrs): Likewise.
28542 * df.h (struct df): Likewise.
28543 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28544 * ira-int.h (struct ira_allocno): Likewise.
28545 * df-scan.c (struct df_collection_rec): Likewise.
28546 * ira.c (struct equivalence): Likewise.
28547 * function.c (struct temp_slot): Likewise.
28548 * cfgloop.h (struct loop): Likewise.
28551 * function.c (use_register_for_decl): When not optimizing, disregard
28552 register keyword for variables with types containing methods.
28554 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28556 PR middle-end/39447
28557 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28558 (is_simple_operand): Call contains_component_ref_p before calling data
28559 reference analysis that would fail on COMPONENT_REFs.
28561 * tree-vrp.c (search_for_addr_array): Fix formatting.
28563 2009-03-18 Richard Guenther <rguenther@suse.de>
28565 * tree-vect-transform.c (vect_loop_versioning): Fold the
28566 generated comparisons.
28567 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28568 (slpeel_tree_peel_loop_to_edge): Likewise.
28570 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28572 PR middle-end/37805
28573 * opts.c (print_specific_help): In addition to `undocumented',
28574 accept `separate' and `joined' flags if passed alone. Describe
28575 output by the first matched one of those.
28576 (common_handle_option): Skip over empty strings.
28577 * gcc.c (display_help): Fix help string for `--help='.
28578 * doc/invoke.texi (Option Summary, Overall Options): With
28579 `--help=', classes and qualifiers can both be repeated, but
28580 only the latter can be negated. One should not pass only
28581 negated qualifiers. Fix markup and examples.
28584 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28585 PR middle-end/37805
28586 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28587 and -fhelp=separate.
28589 2009-03-17 Jing Yu <jingyu@google.com>
28591 PR middle-end/39378
28592 * function.h (struct rtl_data): Move is_thunk from here...
28593 (struct function): ...to here.
28594 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28595 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28597 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28599 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28600 (alpha_output_function_end_prologue): Likewise.
28601 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28602 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28603 (rs6000_output_function_epilogue): Likewise.
28604 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28606 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28609 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28610 from different units in a single alternative.
28611 (*truncdfsf_i387): Ditto.
28612 (*truncxfsf2_mixed): Ditto.
28613 (*truncxfdf2_mixed): Ditto.
28615 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28617 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28618 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28621 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28622 unused non-artificial variables when not optimizing.
28625 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28626 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28627 NAMESPACE_DECL in its DECL_INITIAL.
28629 PR middle-end/39443
28630 * optabs.c (set_user_assembler_libfunc): New function.
28631 * expr.h (set_user_assembler_libfunc): New prototype.
28632 * c-common.c: Include libfuncs.h.
28633 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28634 for memcmp, memset, memcpy, memmove and abort.
28635 * Makefile.in (c-common.o): Depend on libfuncs.h.
28638 * dwarf2out.c (gen_inlined_enumeration_type_die,
28639 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28640 gen_tagged_type_instantiation_die): Removed.
28641 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28644 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28647 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28649 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28650 (check-parallel-%): Ditto.
28651 (check-consistency): Ditto.
28653 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28655 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28656 local variable rhs by NULL_TREE.
28658 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28661 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28663 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28666 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28668 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28671 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28672 for ms->sysv ABI calls only in 64bit mode.
28674 * config/i386/i386.md (untyped_call): Support 32bit.
28676 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28678 * doc/extend.texi: Replace x86_65 with x86_64.
28680 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28682 PR tree-optimization/39455
28683 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28684 mismatches for POINTER_TYPE_P (type).
28685 (number_of_iterations_le): Likewise.
28687 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28689 * config/picochip/picochip.c: Removed profiling support.
28690 * config/picochip/picochip.md: Removed profiling instruction.
28691 * config/picochip/picochip.h: Removed profiling builtin.
28693 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28695 * doc/install.texi (--with-host-libstdcxx): Document.
28697 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28700 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28701 generate a warning if the function name does not begin with
28702 "__vector" and the function has either the 'signal' or 'interrupt'
28703 attribute, from here to ...
28704 (avr_declare_function_name): ...here. New function.
28705 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28706 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28708 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28711 * cse.c (fold_rtx): Don't modify original const_arg1 when
28712 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28713 separate variable instead.
28714 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28715 from out of range shift counts.
28716 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28718 2009-03-13 Catherine Moore <clm@codesourcery.com>
28720 * config/i386/x-mingw32 (host-mingw32.o): Replace
28721 diagnostic.h with $(DIAGNOSTIC_H).
28723 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28726 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28728 * config/i386/sync.md (sync_compare_and_swap<mode>,
28729 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28730 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28732 (sync_double_compare_and_swapdi_pic,
28733 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28734 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28736 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28739 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28741 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28744 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28745 (avx_addsubv4df3): Likewise.
28746 (*avx_addsubv4sf3): Likewise.
28747 (sse3_addsubv4sf3): Likewise.
28749 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28752 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28754 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28757 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28758 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28759 registers for allocnos created from user-defined variables.
28761 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28764 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28765 of non-integer mode as well.
28767 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28769 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28770 for functions for which the parameter types are unknown.
28772 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28775 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28776 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28777 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28778 * config/i386/i386.c (ix86_local_alignment): For
28779 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28780 long long variables on the stack to avoid dynamic realignment.
28781 Allow the first argument to be a decl rather than type.
28782 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28784 2009-03-11 Nick Clifton <nickc@redhat.com>
28787 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28789 Add description to mno-lsim option.
28790 * config/mcore/mcore.h: Remove comment about deprecated m4align
28792 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28793 * doc/invoke.texi: Add description of mno-lsim and
28794 mstack-increment options.
28796 * config/fr30/fr30.opt: Document the -mno-lsim option.
28797 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28798 and -mno-lsim options.
28800 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28802 * fold-const.c (fold_comparison): Only call fold_inf_compare
28803 if the mode supports infinities.
28805 2009-03-11 Jason Merrill <jason@redhat.com>
28808 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28809 end already did. Notice GIMPLE_CALL modifications of the result.
28810 Don't copy debug information from an ignored decl or a decl from
28813 2009-03-10 Richard Guenther <rguenther@suse.de>
28814 Nathan Froyd <froydnj@codesourcery.com>
28816 PR middle-end/37850
28817 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28818 (__divMODE3): Likewise.
28820 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28822 PR tree-optimization/39394
28823 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28824 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28826 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28828 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28829 inline asms for register asm ("") declarations.
28831 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28833 * fold-const.c (fold_unary): Fix comment.
28835 2009-03-07 Jan Hubicka <jh@suse.cz>
28838 * tree-inline.c (setup_one_parameter): Do replacement of const
28839 argument by constant in SSA form.
28841 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28843 PR middle-end/38028
28844 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28845 determine alignment passed to assign_stack_local.
28846 (assign_parms_unsplit_complex): Likewise.
28847 * except.c (sjlj_build_landing_pads): Likewise.
28849 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28851 PR middle-end/39360
28852 * tree-flow.h (add_referenced_var): Return bool instead of void.
28853 * tree-dfa.c (add_referenced_var): Return result of
28854 referenced_var_check_and_insert call.
28855 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28856 of referenced_var_check_and_insert.
28859 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28860 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28861 DIE, don't emit it if abstract origin already has it.
28862 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28863 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28865 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28867 * genpreds.c (needs_variable): Fix parentheses at variable name
28869 (write_tm_constrs_h): Indent generated code.
28871 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28873 * doc/extend.texi (Function Attributes): Add documentation
28874 for isr attributes.
28876 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28879 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28880 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28882 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28884 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28887 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28890 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28891 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28893 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28895 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28896 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28897 constants instead of magic numbers.
28898 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28900 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28901 (x86_64_ms_abi_int_parameter_registers): Ditto.
28902 (x86_64_int_return_registers): Ditto.
28903 (ix86_maybe_switch_abi): Ditto.
28904 (ix86_expand_call): Ditto for clobbered_registers array.
28905 (ix86_hard_regno_mode_ok): Ditto.
28906 (x86_extended_QIreg_mentioned_p): Ditto.
28908 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28910 PR tree-optimization/39349
28911 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28913 * combine.c (gen_lowpart_for_combine): Use omode when generating
28916 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28918 PR rtl-optimization/39235
28919 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28921 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28923 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28925 2009-03-04 Richard Guenther <rguenther@suse.de>
28927 PR tree-optimization/39362
28928 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28929 that occur in abnormal PHIs should be varying.
28931 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28933 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28935 (simple_iv): Take loop as an argument instead of statement.
28936 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28937 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28939 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28941 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28942 * matrix-reorg.c (analyze_transpose): Ditto.
28943 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28944 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28945 * tree-predcom.c (ref_at_iteration): Ditto.
28946 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28948 2009-03-04 Richard Guenther <rguenther@suse.de>
28950 PR tree-optimization/39358
28951 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28952 escaped_id and callused_id.
28953 (solve_graph): Likewise.
28955 2009-03-04 Richard Guenther <rguenther@suse.de>
28957 PR tree-optimization/39339
28958 * tree-sra.c (try_instantiate_multiple_fields): Make it
28959 no longer ICE on the above.
28961 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28963 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28964 that fits within Pmode.
28966 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28968 PR middle-end/10109
28969 * tm.texi (LIBCALL_VALUE): Update description.
28971 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28973 PR middle-end/34443
28974 * doc/extend.texi (section): Update description.
28976 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28978 PR middle-end/39345
28979 * tree-inline.c (remapped_type): New.
28980 (can_be_nonlocal): Call remapped_type instead of remap_type.
28982 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28985 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28986 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28988 2009-03-03 Richard Guenther <rguenther@suse.de>
28990 PR middle-end/39272
28991 * tree.c (tree_nonartificial_location): New function.
28992 * tree.h (tree_nonartificial_location): Declare.
28993 * builtins.c (expand_builtin_memory_chk): Provide location
28994 of the call location for artificial function pieces.
28995 (maybe_emit_chk_warning): Likewise.
28996 (maybe_emit_sprintf_chk_warning): Likewise.
28997 (maybe_emit_free_warning): Likewise.
28998 * expr.c (expand_expr_real_1): Likewise.
29000 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29002 PR tree-optimization/39343
29003 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29004 COMPONENT_REF t has ARRAY_TYPE.
29006 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29008 PR middle-end/39335
29009 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29010 when the type precision of the induction variable should be
29011 larger than the type precision of nit.
29012 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29013 * graphite.c (graphite_loop_normal_form): Same.
29014 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29016 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29018 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29019 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29020 numbers to describe clobbered registers.
29021 (*call_value_0_rex64_ms_sysv): Ditto.
29022 * config/i386/mmx.md (mmx_emms): Ditto.
29023 (mmx_femms): Ditto.
29025 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29027 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29030 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29032 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29033 (spu_section_type_flags): New function.
29035 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29037 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29038 reg_class_contents of FLOAT_REGS into a temporary.
29040 2009-03-02 Richard Guenther <rguenther@suse.de>
29041 Ira Rosen <irar@il.ibm.com>
29043 PR tree-optimization/39318
29044 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29045 information to the vectorized statement.
29047 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29049 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29050 variable. Use defined names instead of magic constants for REX SSE
29053 2009-03-01 Richard Guenther <rguenther@suse.de>
29055 PR tree-optimization/39331
29056 * omp-low.c (lower_send_shared_vars): Do not receive new
29057 values for the reference of DECL_BY_REFERENCE parms or results.
29059 2009-03-01 Jan Hubicka <jh@suse.cz>
29062 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29063 BLOCK_NONLOCALIZED_VAR): New macros.
29064 (tree_block): Add nonlocalized_vars.
29065 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29066 gen_decl_die): Add origin argument. Allow generation of die with
29067 origin at hand only.
29068 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29069 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29071 (gen_block_die): Fix checking for unused blocks.
29072 (process_scope_var): Break out from .... ; work with origins only.
29073 (decls_for_scope) ... here; process nonlocalized list.
29074 (dwarf2out_ignore_block): Look for nonlocalized vars.
29075 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29077 (dump_scope_block): Dump them.
29078 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29079 (remap_block): Likewise.
29080 (can_be_nonlocal): New predicate.
29081 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29083 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29085 * configure: Regenerate.
29087 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29089 * optc-gen.awk: No need to duplicate option flags twice.
29090 Reuse help texts for duplicate options which do not have any.
29092 * gcc.c (display_help): Document --version.
29094 * gcc.c (main): If print_help_list and verbose_flag, ensure
29095 driver output comes before subprocess output.
29097 * optc-gen.awk: Assign all remaining fields to help string,
29098 space-separated, for multi-line help in *.opt.
29100 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29101 -Wno-pedantic-ms-format is for MinGW targets only.
29103 * doc/options.texi (Option file format): Fix bad indentation,
29104 restoring dropped sentence.
29106 2009-02-28 Jan Hubicka <jh@suse.cz>
29108 * tree-inline.c (tree_function_versioning): Output debug info.
29110 2009-02-28 Jan Hubicka <jh@suse.cz>
29113 * tree-inline.c (setup_one_parameter): Do not copy propagate
29114 arguments when not optimizing.
29116 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29119 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29120 (avx_addsubv4df3): Likewise.
29121 (*avx_addsubv4sf3): Likewise.
29122 (sse3_addsubv4sf3): Likewise.
29123 (*avx_addsubv2df3): Likewise.
29124 (sse3_addsubv2df3): Likewise.
29125 (avx_unpckhps256): Correct item selectors.
29126 (avx_unpcklps256): Likewise.
29127 (avx_unpckhpd256): Likewise.
29128 (avx_unpcklpd256): Likewise.
29130 2009-02-28 Jan Hubicka <jh@suse.cz>
29132 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29134 (copy_arguments_for_versioning): If var is declared don't declare it.
29135 (tree_function_versioning): First setup substitutions and then copy
29138 2009-02-27 Jan Hubicka <jh@suse.cz>
29141 * cgraph.h (varpool_output_debug_info): Remove.
29142 * cgraphunit.c (varpool_output_debug_info): Remove.
29143 * dwarf2out.c (deferred_locations_struct): New struct
29144 (deferred_locations): New type.
29145 (deferred_locations_list): New static var.
29146 (deffer_location): New function.
29147 (gen_variable_die): Use it.
29148 (decls_for_scope): Output info on local static vars.
29149 (dwarf2out_finish): Process deferred locations.
29150 * varpool.c (varpool_output_debug_info): Remove.
29152 2009-02-27 Jan Hubicka <jh@suse.cz>
29155 * tree.h (TREE_PROTECTED): Fix comment.
29156 (BLOCK_HANDLER_BLOCK): Remove.
29157 (struct tree_block): Remove handler_block add body_block.
29158 (inlined_function_outer_scope_p): New.
29159 (is_body_block): Remove.
29160 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29161 * dwarf2out.c (is_inlined_entry_point): Remove.
29162 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29163 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29165 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29166 * gimplify.c (gimplify_expr): Gimplify body blocks.
29167 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29168 block with multiple subblocks.
29169 (dump_scope_block): Prettier output; dump more flags and info.
29170 (dump_scope_blocks): New.
29171 (remove_unused_locals): Use dump_scope_blocks.
29172 * tree-flow.h (dump_scope_blocks): Declare.
29173 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29174 * stmt.c (is_body_block): Remove.
29175 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29176 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29178 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29180 PR middle-end/39308
29181 * graphite.c (graphite_loop_normal_form): Do not call
29182 number_of_iterations_exit from a gcc_assert.
29184 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29186 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29187 jumps if COND is NULL.
29188 (find_cond_jump): New function.
29189 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29190 * config/s390/s390.md: Remove z10_cobra attribute value.
29192 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29194 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29195 force_const_mem returns NULL_RTX.
29197 2009-02-26 Jan Hubicka <jh@suse.cz>
29200 * cgraph.h (varpool_output_debug_info): Remove.
29201 * cgraphunit.c (varpool_output_debug_info): Remove.
29202 * dwarf2out.c (deferred_locations_struct): New struct
29203 (deferred_locations): New type.
29204 (deferred_locations_list): New static var.
29205 (deffer_location): New function.
29206 (gen_variable_die): Use it.
29207 (decls_for_scope): Output info on local static vars.
29208 (dwarf2out_finish): Process deferred locations.
29209 * varpool.c (varpool_output_debug_info): Remove.
29211 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29213 PR rtl-optimization/39241
29214 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29215 to subreg_offset_representable_p.
29217 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29219 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29220 execute function prototype. Get f and nregs from max_reg_num
29221 and get_insns. Remove the first backward pass as it's dead,
29222 guard the forward pass by flag_expensive_optimizations.
29223 (rest_of_handle_regmove): Delete.
29224 (pass_regmove): Replace it with regmove_optimize.
29226 2009-02-25 Martin Jambor <mjambor@suse.cz>
29228 PR tree-optimization/39259
29229 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29230 calls_alloca function flags.
29231 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29232 calls are detected.
29234 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29236 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29237 flags_set_1_rtx, flags_set_1_set): Delete.
29238 (regmove_optimize): Do not call mark_flags_life_zones.
29240 2009-02-24 Julian Brown <julian@codesourcery.com>
29243 * config/arm/arm.c (require_pic_register): Only set
29244 cfun->machine->pic_reg once per function.
29246 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29248 * doc/invoke.texi (Link Options): Document an easier way to pass
29249 options that take arguments to the GNU linker using -Xlinker and -Wl.
29251 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29254 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29256 2009-02-24 Richard Guenther <rguenther@suse.de>
29259 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29261 2009-02-24 Richard Guenther <rguenther@suse.de>
29262 Zdenek Dvorak <ook@ucw.cz>
29264 PR tree-optimization/39233
29265 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29266 from converting them to a generic type.
29268 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29270 PR tree-optimization/39260
29271 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29272 contains a condition with a real type.
29273 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29275 2009-02-23 Jason Merrill <jason@redhat.com>
29278 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29279 narrowing_initializer_constant_valid_p.
29280 (narrowing_initializer_constant_valid_p): Don't return
29281 null_pointer_node for adding a pointer to itself.
29283 2009-02-23 Jan Hubicka <jh@suse.cz>
29286 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29289 2009-02-23 Jan Hubicka <jh@suse.cz>
29291 PR tree-optimization/37709
29292 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29293 * tree.h (block_ultimate_origin): Declare.
29294 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29295 * tree-ssa-live.c (remove_unused_scope_block_p):
29296 Eliminate blocks containig no instructions nor live variables nor
29298 (dump_scope_block): New function.
29299 (remove_unused_locals): Enable removal of dead blocks by default;
29300 enable dumping at TDF_DETAILS.
29302 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29304 * config/i386/i386.c (classify_argument): Don't allow COImode
29306 (function_arg_advance_32): Don't allow OImode.
29307 (function_arg_32): Likewise.
29308 (function_value_32): Likewise.
29309 (return_in_memory_32): Likewise.
29310 (function_arg_64): Remove OImode comment.
29312 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29315 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29316 ix86_expand_vector_set for V4DImode in 64bit mode only.
29317 (ix86_expand_vector_init_one_var): Likewise.
29319 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29321 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29323 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29326 * loop-iv.c: Revert last change.
29327 * emit-rtl.c: Likewise.
29329 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29332 * config/i386/i386.c (type_natural_mode): Remove an extra
29333 space in the warning message.
29334 (function_value_32): Handle 32-byte vector modes.
29335 (return_in_memory_32): Likewise.
29337 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29339 * loop-iv.c (truncate_value): New function.
29340 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29342 (lowpart_subreg): Move to...
29343 * emit-rtl.c: ...here.
29345 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29347 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29348 accidental and undocumented change at revision 140860.
29350 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29352 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29353 take gimple_seq * arguments.
29354 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29355 types_compatible_p langhook.
29357 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29358 Joseph Myers <joseph@codesourcery.com>
29360 * config/arm/arm.c (arm_builtin_va_list): New function.
29361 (arm_expand_builtin_va_start): Likewise.
29362 (arm_gimplify_va_arg_expr): Likewise.
29363 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29364 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29365 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29366 (va_list_type): New variable.
29367 (arm_mangle_type): Mangle va_list_type appropriately.
29369 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29371 PR middle-end/39157
29372 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29373 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29374 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29375 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29376 parameter to 1000 for -O1 by default.
29377 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29379 * loop-invariant.c: Include params.h.
29380 (move_loop_invariants): Don't call move_single_loop_invariants on
29383 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29385 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29386 offset when calculating bounds for indexing stack_usage_map. Fixes
29387 a buffer overflow with certain target setups.
29389 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29392 * calls.c (expand_call): Clear try_tail_call if caller and callee
29393 disagree in promotion of function return value.
29395 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29398 * c-common.c (c_determine_visibility): If visibility changed and
29399 DECL_RTL has been already set, call make_decl_rtl to update symbol
29402 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29405 * varasm.c (assemble_variable): Don't check DECL_NAME when
29406 globalizing a variable.
29408 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29411 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29412 expression before any __builtin_trap call.
29413 * c-typeck.c (build_function_call): Convert and check function
29414 arguments before generating a call to a trap. Evaluate the
29415 function arguments before the trap.
29417 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29420 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29421 (UNSPEC_FXAM_MEM): New unspec.
29422 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29423 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29424 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29426 2009-02-19 Richard Guenther <rguenther@suse.de>
29428 PR tree-optimization/39207
29429 PR tree-optimization/39074
29430 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29431 storedanything_tree): New.
29432 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29433 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29434 (build_succ_graph): Add edges from STOREDANYTHING to all
29436 (init_base_vars): Initialize STOREDANYTHING.
29437 (compute_points_to_sets): Free substitution info after
29438 building the succ graph.
29439 (ipa_pta_execute): Likewise.
29441 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29443 (do_ds_constraint): Do not add to special var or non-pointer
29445 (type_could_have_pointers): Split out from ...
29446 (could_have_pointers): ... here. For arrays use the element type.
29447 (create_variable_info_for): Initialize may_have_pointers.
29448 (new_var_info): Likewise.
29449 (handle_lhs_call): Make the HEAP variable unknown-sized.
29450 (intra_create_variable_infos): Use a type with pointers for
29451 PARM_NOALIAS, make it unknown-sized.
29453 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29456 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29458 2009-02-18 Jason Merrill <jason@redhat.com>
29461 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29462 value if DECL_EXTERNAL.
29463 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29464 * target.h (gcc_target::binds_local_p): Clarify "module".
29465 * tree.h (TREE_PUBLIC): Clarify "module".
29467 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29470 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29471 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29473 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29476 * c.opt (Wabi): Support C and ObjC.
29479 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29481 * config/i386/i386.c (classify_argument): Warn once about the ABI
29482 change when passing union with long double.
29484 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29486 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29489 * c-parser.c (c_parser_compound_statement): Always enter and leave
29492 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29495 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29497 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29499 PR tree-optimization/36922
29500 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29501 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29504 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29506 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29509 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29511 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29513 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29515 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29518 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29519 Richard Sandiford <rdsandiford@googlemail.com>
29521 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29522 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29523 (loongson_biadd): ...this.
29525 2009-02-17 Richard Guenther <rguenther@suse.de>
29527 PR tree-optimization/39202
29528 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29529 a var make sure to follow existing collapses.
29531 2009-02-17 Richard Guenther <rguenther@suse.de>
29533 PR middle-end/39214
29534 * langhooks.c (lhd_print_error_function): Check for NULL block.
29536 2009-02-17 Richard Guenther <rguenther@suse.de>
29538 PR tree-optimization/39204
29539 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29542 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29544 * config/soft-fp/double.h: Update from glibc CVS.
29546 2009-02-17 Richard Guenther <rguenther@suse.de>
29548 PR tree-optimization/39207
29549 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29550 strict-aliasing warnings for pointers pointing to NULL.
29552 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29555 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29556 skipping until next close brace.
29558 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29561 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29562 to function argument boundary.
29564 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29566 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29567 in the lea_add. Reload eventually constraints it properly.
29568 * config/picochip/constraints.md: Remove the target constraint
29569 "b", since it is not needed anymore.
29571 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29573 * gthr-dce.h: Uglify function parameter and local variable names.
29574 * gthr-gnat.h: Likewise.
29575 * gthr-mipssde.h: Likewise.
29576 * gthr-nks.h: Likewise.
29577 * gthr-posix95.h: Likewise.
29578 * gthr-posix.h: Likewise.
29579 * gthr-rtems.h: Likewise.
29580 * gthr-single.h: Likewise.
29581 * gthr-solaris.h: Likewise.
29582 * gthr-tpf.h: Likewise.
29583 * gthr-vxworks.h: Likewise.
29584 * gthr-win32.h: Likewise.
29586 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29589 * config/i386/i386.md: Restrict the new peephole2 to move
29590 between MMX/SSE registers.
29592 2009-02-15 Richard Guenther <rguenther@suse.de>
29595 2009-02-13 Richard Guenther <rguenther@suse.de>
29597 * configure.ac: Enable LFS.
29598 * configure: Re-generate.
29599 * config.in: Likewise.
29601 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29603 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29604 spu_srqwbyte, spu_srqwbytebc): Define.
29605 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29606 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29607 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29608 "shrqby_<mode>"): New insn-and-split patterns.
29609 * config/spu/spu.c (expand_builtin_args): Determine and return
29610 number of operands using spu_builtin_description data.
29611 (spu_expand_builtin_1): Use it.
29613 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29616 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29619 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29622 * config/i386/i386.c (override_options): Correct warning
29623 messages for -malign-loops, -malign-jumps and -malign-functions.
29625 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29628 * config/i386/i386.md: Restrict the new peephole2 to move
29629 between the general purpose registers.
29631 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29634 * config/i386/i386.c (type_natural_mode): Add a new argument.
29635 Return the original mode and warn ABI change if vector size is 32byte.
29636 (function_arg_advance): Updated.
29637 (function_arg): Likewise.
29638 (ix86_function_value): Likewise.
29639 (ix86_return_in_memory): Likewise.
29640 (ix86_sol10_return_in_memory): Likewise.
29641 (ix86_gimplify_va_arg): Likewise.
29642 (function_arg_32): Don't warn ABX ABI change here.
29643 (function_arg_64): Likewise.
29645 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29647 * loop-iv.c (implies_p): In the final case, test that operands 0
29648 of the two comparisons match.
29650 * config/bfin/bfin.c (find_prev_insn_start): New function.
29651 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29652 (find_next_insn_start): Move.
29654 2009-02-13 Richard Guenther <rguenther@suse.de>
29656 * configure.ac: Enable LFS.
29657 * configure: Re-generate.
29658 * config.in: Likewise.
29660 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29663 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29664 sizes on syntax error after some arguments have been parsed.
29666 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29668 * doc/invoke.texi (-fira): Remove.
29670 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29672 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29673 * recog.c: Likewise.
29676 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29678 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29679 (umul_ppmm): Likewise.
29680 (count_leading_zeros): Likewise.
29681 (count_trailing_zeros): Likewise.
29682 (UMUL_TIME): Likewise.
29684 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29686 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29687 soft-fp/t-softfp to tmake_file.
29689 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29690 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29691 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29692 IA64_BUILTIN_INFQ]: New.
29693 (ia64_init_builtins): Initialize __builtin_infq,
29694 __builtin_fabsq and __builtin_copysignq if not HPUX.
29695 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29696 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29698 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29700 (__fixtfti): Likewise.
29701 (__fixunstfti): Likewise.
29702 (__floattitf): Likewise.
29704 * config/ia64/libgcc-glibc.ver: New.
29705 * config/ia64/t-fprules-softfp: Likewise.
29706 * config/ia64/sfp-machine.h: Likewise.
29708 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29709 (LIBGCC2_TF_CEXT): Likewise.
29710 (TF_SIZE): Likewise.
29711 (TARGET_INIT_LIBFUNCS): Likewise.
29713 * config/ia64/t-glibc (SHLINB_MAPFILES):
29714 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29716 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29718 * config/i386/i386.c (construct_container): Rewrite processing
29719 BLKmode with X86_64_SSE_CLASS.
29721 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29724 * config/i386/i386.md: Replace simplify_replace_rtx with
29725 replace_rtx in the new peephole2.
29727 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29729 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29730 loop unrolling do not happen at -O2.
29732 2009-02-12 Michael Matz <matz@suse.de>
29734 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29736 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29738 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29741 2009-02-12 Ben Elliston <bje@au.ibm.com>
29743 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29744 patterns when updating the back chain. Missed in the 2009-02-10
29747 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29749 * doc/extend.texi (Decimal Floating Types): Update identifier of
29750 draft TR and list of missing support.
29752 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29754 PR middle-end/39154
29755 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29756 bit to variable length decl's flags, add it also to its
29757 pointer replacement variable.
29759 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29760 Jakub Jelinek <jakub@redhat.com>
29763 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29764 (memory_blockage): New expander.
29765 (*memory_blockage): New insn pattern.
29766 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29767 instead of general blockage at the end of function prologue when
29768 frame pointer is used to access red zone area. Do not emit blockage
29769 when profiling, it is emitted in generic code.
29770 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29771 function epilogue when frame pointer is used to access red zone area.
29773 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29776 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29777 by arithmetic with memory operands.
29778 * config/i386/predicates.md (commutative_operator): New.
29780 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29782 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29785 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29787 * alias.h (record_alias_subset): Declare.
29788 * alias.c (record_alias_subset): Make global.
29790 2009-02-10 Nick Clifton <nickc@redhat.com>
29792 * tree-parloops.c: Change license to GPLv3.
29793 * ipa-struct-reorg.c: Change license to GPLv3.
29794 * ipa-struct-reorg.h: Change license to GPLv3.
29796 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29799 * c-decl.c (start_struct): Return NULL on error.
29801 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29803 PR middle-end/39124
29804 * cfgloopmanip.c (remove_path): Call remove_bbs after
29805 cancel_loop_tree, not before it.
29808 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29809 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29810 VAR_DECLs were seen.
29811 * tree-ssa-live.c (remove_unused_locals): Recompute
29812 cfun->has_local_explicit_reg_vars.
29813 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29814 copies or clearings if cfun->has_local_explicit_reg_vars.
29816 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29819 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29820 of function prologue when frame pointer is used to access
29823 2009-02-10 Richard Guenther <rguenther@suse.de>
29825 PR middle-end/39127
29826 * gimplify.c (gimple_regimplify_operands): Always look if
29827 we need to create a temporary.
29829 2009-02-10 Richard Guenther <rguenther@suse.de>
29831 PR tree-optimization/39132
29832 * tree-loop-distribution.c (todo): New global var.
29833 (generate_memset_zero): Trigger TODO_rebuild_alias.
29834 (tree_loop_distribution): Return todo.
29836 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29839 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29840 (x86_64_reg_class_name): Removed.
29841 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29842 first one isn't X86_64_SSE_CLASS or any other ones aren't
29843 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29844 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29845 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29846 and 3 X86_64_SSEUP_CLASS.
29847 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29848 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29850 2009-02-10 Ben Elliston <bje@au.ibm.com>
29852 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29853 form instruction to update the stack back chain word, even if the
29854 user has disabled the generation of update instructions.
29855 (movdi_<mode>_update_stack): New.
29856 (movsi_update_stack): Likewise.
29857 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29858 always use an update form instruction to update the stack back
29861 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29863 PR middle-end/38953
29864 * graphite.c (if_region_set_false_region): After moving a region in
29865 the false branch of a condition, remove the empty dummy basic block.
29866 (gloog): Remove wrong fix for PR38953.
29868 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29870 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29871 generation due to implicit sign extension.
29873 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29875 PR middle-end/38981
29876 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29877 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29879 2009-02-09 Richard Guenther <rguenther@suse.de>
29881 PR middle-end/35202
29882 * convert.c (convert_to_real): Disable (float)fn((double)x)
29883 to fnf(x) conversion if errno differences may occur and
29884 -fmath-errno is set.
29886 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29888 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29889 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29890 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29892 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29895 * c-common.c (handle_alias_attribute): Disallow attribute for
29896 anything not a FUNCTION_DECL or VAR_DECL.
29898 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29901 * real.c (do_compare): Special-case compare of zero against
29902 decimal float value.
29904 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29907 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29908 as indicating flexible array members unless the field itself is
29909 being declarared as the incomplete array.
29911 2009-02-06 Jan Hubicka <jh@suse.cz>
29913 PR tree-optimization/38844
29914 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29915 is already inlined.
29917 2009-02-06 Richard Guenther <rguenther@suse.de>
29919 PR middle-end/38977
29920 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29921 fork because we may expand it as __gcov_fork.
29923 2009-02-06 Nick Clifton <nickc@redhat.com>
29925 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29927 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29929 PR tree-optimization/35659
29930 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29931 vn_phi_eq): Shortcut if hashcode does not match.
29932 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29934 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29935 and avoid iterative_hash_expr.
29936 (FOR_EACH_VALUE_ID_IN_SET): New.
29937 (value_id_compare): Remove.
29938 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29939 sort expressions by value id.
29941 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29944 * config/sh/predicates.md (general_movsrc_operand): Don't check
29945 the subreg of system registers here.
29947 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29950 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29951 on the copied decl.
29953 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29955 PR rtl-optimization/39110
29956 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29957 addresses, not aligned ones.
29959 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29960 Richard Guenther <rguenther@suse.de>
29962 PR tree-optimization/39100
29963 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29964 comment says and add edges.
29966 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29969 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29970 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29972 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29974 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29975 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29976 register_bb_in_sese, new_sese, free_sese): Moved.
29977 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29978 outermost_loop_in_scop, build_scop_iteration_domain,
29979 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29980 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29981 Use loop_in_sese_p instead of loop_in_scop_p.
29982 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29983 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29984 (scopdet_basic_block_info): Fix bug in scop detection.
29985 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29986 eq_loop_to_cloog_loop): Remove.
29987 (nb_loops_around_loop_in_scop, nb_loop
29988 ref_nb_loops): Moved here...
29989 * graphite.h (ref_nb_loops): ... from here.
29990 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29991 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29992 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29994 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29995 Hans-Peter Nilsson <hp@axis.com>
29997 PR rtl-optimization/37889
29998 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29999 Move offset handling from PLUS to before the switch. Use new
30000 arguments when considering SYMBOL_REFs too.
30001 (rtx_addr_can_trap_p): Pass dummy offset and size.
30002 (enum may_trap_p_flags): Remove.
30003 (may_trap_p_1): Pass size from MEM_SIZE.
30005 PR rtl-optimization/38921
30006 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30007 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30008 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30009 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30011 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30013 AVX Programming Reference (January, 2009)
30014 * config/i386/sse.md (*vpclmulqdq): New.
30016 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30018 PR tree-optimization/38977
30019 PR gcov-profile/38292
30020 * calls.c (special_function_p): Disregard __builtin_ prefix.
30022 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30024 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30025 non-indexable addresses even before reload.
30027 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30030 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30031 as having variable size. Do not give an error for unnamed
30032 parameters with [*] declarators. Give a warning for type names
30033 with [*] declarators and mark them as variable size.
30034 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30035 for sizeof applied to [*] type names.
30037 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30040 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30042 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30044 * gcc.c (process_command): Update copyright notice dates.
30045 * gcov.c (print_version): Likewise.
30046 * gcov-dump.c (print_version): Likewise.
30047 * mips-tfile.c (main): Likewise.
30048 * mips-tdump.c (main): Likewise.
30050 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30053 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30054 for composite type involving a zero-length array type.
30056 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30059 * function.c (match_asm_constraints_1): Skip over
30060 initial optional % in the constraint.
30062 PR inline-asm/39059
30063 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30064 supported, don't accept FIXED_CSTs.
30065 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30066 and _Sat is used without _Fract/_Accum. Set specs->type to
30067 integer_type_node for cts_fract/cts_accum if fixed point is not
30070 2009-02-02 Catherine Moore <clm@codesourcery.com>
30072 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30074 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30076 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30077 (ABI_HAS_64BIT_SYMBOLS): Use it.
30078 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30080 2009-02-02 Paul Brook <paul@codesourcery.com>
30082 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30084 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30086 PR inline-asm/39058
30087 * recog.h (asm_operand_ok): Add constraints argument.
30088 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30089 recurse on matching constraint.
30090 (check_asm_operands): Pass constraints as 3rd argument to
30091 asm_operand_ok. Don't look up matching constraint here.
30092 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30095 2009-02-02 Ben Elliston <bje@au.ibm.com>
30097 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30098 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30100 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30102 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30103 information. Remove some obsolete information. Reorganize.
30105 * config/pa/fptr.c: Revert license to GPL 2.
30106 * config/pa/milli64.S: Likewise.
30108 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30111 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30112 LIBRARY name in, instead of hard-coding it.
30113 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30114 extra target make frag to tmake_files according to EH model.
30115 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30116 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30117 frags that define makefile variable EH_MODEL appropriately.
30118 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30119 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30120 to "-sjlj" according to type of EH configured.
30121 (LIBGCC_SONAME): Concatenate it to shared library base name.
30122 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30123 to "_sjlj" according to type of EH configured.
30124 (LIBGCC_SONAME): Concatenate it to shared library base name.
30125 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30126 (SHLIB_LINK): Add missing semicolon to if-else construct.
30127 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30128 string value of "pe_dll" command-line option.
30129 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30130 (SHLIB_SONAME): Use it when overriding t-cygming default.
30131 (SHLIB_IMPLIB): Override t-cygming default.
30132 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30133 string value of "pe_dll" command-line option.
30135 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30138 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30139 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30141 2009-01-31 Richard Guenther <rguenther@suse.de>
30143 PR tree-optimization/38937
30144 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30145 computing the transitive closure.
30147 2009-01-30 Richard Guenther <rguenther@suse.de>
30149 PR tree-optimization/39041
30150 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30151 Propagate variable indices only if the types match for this stmt.
30153 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30156 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30157 inline but never defined.
30159 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30161 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30162 (*insv_h_di_reg_extimm): New insn.
30163 (*insv_l<mode>_reg_extimm): New insn.
30165 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30167 * config/picochip/picochip.c (flag_conserve_stack): set
30168 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30169 fconserve-stack. Reduce call-overhead used by inliner.
30171 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30174 * common.opt (flag_conserve_stack): Initialised to zero.
30176 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30179 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30180 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30183 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30185 * ira-color.c (allocno_reload_assign): Update comments.
30186 * regmove.c (regmove_optimize): Likewise.
30190 2009-01-29 Robert Millan <rmh@aybabtu.com>
30192 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30193 * config/i386/kopensolaris-gnu.h: New file. Undefine
30194 `MD_UNWIND_SUPPORT'.
30195 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30197 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30199 PR tree-optimization/39007
30200 * tree-loop-distribution.c (generate_builtin): Use
30201 recompute_dominator to compute the immediate dominator of the
30202 basic block just after the loop.
30204 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30206 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30207 (ASM_OUTPUT_DWARF_PCREL): Define.
30209 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30211 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30212 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30213 global. Modify entries about regmove and IRA.
30215 * ra-conflict.c: Remove the file.
30217 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30219 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30220 (pass_regclass_init): Rename to pass_reginfo_init.
30222 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30224 * toplev.h (flag_ira): Remove.
30226 * caller-save.c (setup_save_areas): Remove flag_ira.
30228 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30230 * global.c: Remove the file.
30232 * opts.c (decode_options): Remove flag_ira.
30234 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30236 * regmove.c: Modify file description.
30237 (find_use_as_address, try_auto_increment): Define them only if
30238 AUTO_INC_DEC is defined.
30239 (replacement_quality, replace_in_call_usage, fixup_match_1,
30240 stable_and_no_regs_but_for_p): Remove.
30241 (reg_set_in_bb): Make it static.
30242 (regmove_optimize): Remove flag_ira and code which worked for
30245 * local-alloc.c: Remove the file.
30247 * common.opt (fira): Remove.
30249 * ira.c: Include except.h.
30250 (eliminable_regset): Move from global.c.
30251 (mark_elimination): Ditto. Remove flag_ira.
30252 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30253 equiv_mem_modified, validate_equiv_mem_from_store,
30254 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30255 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30256 no_equiv, recorded_label_ref): Move from local-alloc.c.
30257 (update_equiv_regs): Ditto. Make it static.
30258 (print_insn_chain, print_insn_chains): Move it from global.c.
30259 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30260 (build_insn_chain): Ditto. Make it static.
30261 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30262 Rename to init_live_subregs.
30263 (gate_ira): Remove flag_ira.
30265 * regclass.c: Rename reginfo.c. Change file description.
30266 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30267 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30268 (init_reg_sets_1): Remove code for evaluation of
30269 reg_class_superclasses and losing_caller_save_reg_set.
30270 (init_regs): Remove init_reg_autoinc.
30271 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30272 ok_for_base_p_nonstrict): Remove.
30273 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30274 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30275 corresponding entries.
30276 (dump_regclass, record_operand_costs, scan_one_insn,
30277 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30278 record_address_regs, auto_inc_dec_reg_p): Remove.
30279 (gt-regclass.h): Rename to gt-reginfo.h.
30281 * rtl.h (dump_global_regs, retry_global_alloc,
30282 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30284 * Makefile.in (RA_H): Remove.
30285 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30286 Rename regclass.o to reginfo.o.
30287 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30289 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30290 (GTFILES): Rename regclass.c to reginfo.c.
30292 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30293 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30295 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30296 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30298 (finish_spills): Ditto. Remove code for !flag_ira.
30300 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30302 PR middle-end/35854
30303 * doc/invoke.texi (rtl debug options): Complete rewrite.
30304 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30306 * mode-switching.c (pass_mode_switching): Rename pass from
30307 "mode-sw" to "mode_sw".
30308 * except.c (pass_convert_to_eh_ranges): Rename pass from
30309 "eh-ranges" to "eh_ranges".
30310 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30314 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30315 Alexander Monakov <amonakov@ispras.ru>
30317 PR middle-end/38857
30318 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30320 (move_exprs_to_boundary): Change return type and pass through
30321 should_move from move_op. Relax assert. Update usage ...
30322 (schedule_expr_on_boundary): ... here. Use should_move instead of
30324 (move_op_orig_expr_found): Indicate that insn was disconnected from
30326 (code_motion_process_successors): Do not call after_merge_succs
30327 callback if original expression was not found when traversing any of
30329 (code_motion_path_driver): Change return type. Update prototype.
30330 (move_op): Update comment. Add a new parameter (should_move). Update
30331 prototype. Set *should_move based on indication provided by
30332 move_op_orig_expr_found.
30334 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30336 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30337 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30338 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30339 * config/rs6000/rs6000.c (rs6000_override_options): Default
30340 avoid-indexed-addresses on for Power6, off for everything else.
30341 (avoiding_indexed_address_p): New function.
30342 (rs6000_legitimize_address): Use it.
30343 (rs6000_legitimate_address): Likewise.
30344 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30346 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30348 PR tree-optimization/38997
30349 * tree-loop-distribution.c (generate_memset_zero): Use
30350 POINTER_PLUS_EXPR for a pointer addition.
30352 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30354 * config/s390/s390.md (bswap<mode>2): New pattern added.
30356 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30358 * config/s390/s390.md (*tls_load_31): Added type attribute.
30360 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30362 * config/s390/s390.md: Fix a few comments.
30364 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30366 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30367 (*tm<mode>_full): Fixed z10prop attribute.
30368 (*tst<mode>_extimm): Fixed z10prop attribute.
30369 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30370 (*tstqiCCT_cconly): Fixed z10prop attribute.
30371 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30372 (*movsi_larl): Fixed z10prop attribute.
30373 (*movsi_zarch): Fixed z10prop attribute.
30374 (*movsi_eas): Fixed z10prop attribute.
30375 (*movhi): Fixed z10prop attribute.
30376 (*movqi): Fixed z10prop attribute.
30377 (*movstrictqi): Fixed z10prop attribute.
30378 (*mov<mode>): Fixed z10prop attribute.
30379 (*movcc): Fixed z10prop attribute.
30380 (*sethighpartdi_64): Fixed z10prop attribute.
30381 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30382 (*negdi2_sign_cc): Fixed z10prop attribute.
30383 (*negdi2_sign): Fixed z10prop attribute.
30384 (*absdi2_sign_cc): Fixed z10prop attribute.
30385 (*absdi2_sign): Fixed z10prop attribute.
30386 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30387 (*negabsdi2_sign): Fixed z10prop attribute.
30388 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30389 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30390 (doloop_si64): Fixed z10prop attribute.
30391 (doloop_si31): Fixed z10prop attribute.
30392 (doloop_long): Fixed z10prop attribute.
30393 (indirect_jump): Fixed z10prop attribute.
30394 (nop): Fixed z10prop attribute.
30395 (main_base_64): Fixed z10prop attribute.
30396 (reload_base_64): Fixed z10prop attribute.
30398 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30400 PR rtl-optimization/38740
30401 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30403 * config/mips/mips.c (mips_reorg): Likewise.
30405 2009-01-28 Richard Guenther <rguenther@suse.de>
30407 PR tree-optimization/38926
30408 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30409 with the correct value id to a value.
30410 (do_regular_insertion): Use the value number of edoubleprime
30411 for the value number of the expr.
30414 2008-08-21 Richard Guenther <rguenther@suse.de>
30416 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30417 a PHI ask VN if it is already available.
30418 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30419 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30421 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30423 PR middle-end/38934
30424 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30425 set to varying whenever max has TREE_OVERFLOW set, similarly
30426 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30428 2009-01-28 Richard Guenther <rguenther@suse.de>
30430 PR middle-end/38908
30431 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30432 uninitialized aggregate uses in call arguments.
30434 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30436 PR tree-optimization/38984
30437 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30438 the nothing_id variable if -fno-delete-null-pointer-checks.
30440 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30443 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30444 (set_got_offset_rex64): Ditto.
30446 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30449 * doc/extend.texi: Improve local variable with asm reg.
30451 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30453 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30454 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30455 was not supplied then set warn_packed_bitfield_compat to the
30456 default value of 1.
30457 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30460 2009-01-27 Richard Guenther <rguenther@suse.de>
30462 PR tree-optimization/38503
30463 * cfgexpand.c (expand_gimple_basic_block): Ignore
30464 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30465 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30466 variables that cannot have TBAA applied.
30467 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30470 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30472 PR middle-end/38969
30473 * calls.c (initialize_argument_information): Do not wrap complex
30474 arguments in SAVE_EXPR.
30476 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30478 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30479 (INSTALL_LIBGCC): Revert typo commit.
30481 2009-01-26 Richard Guenther <rguenther@suse.de>
30483 PR tree-optimization/38745
30484 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30485 from special handling.
30487 2009-01-26 Richard Guenther <rguenther@suse.de>
30489 PR tree-optimization/38745
30490 * tree-ssa.c (execute_update_addresses_taken): Do not include
30491 variables that cannot possibly be a register in not_reg_needs.
30492 Do not clear TREE_ADDRESSABLE on vars that may not become
30494 * tree-ssa.c (update_alias_info_1): Include those in the set
30495 of addressable vars.
30497 2009-01-26 Richard Guenther <rguenther@suse.de>
30499 PR middle-end/38851
30500 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30501 * tree-ssa-dse.c: Include langhooks.h
30502 (execute_simple_dse): Remove stores with zero size.
30504 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30507 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30510 2009-01-24 Julian Brown <julian@codesourcery.com>
30512 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30513 config/arm/linux-atomic.c.
30514 * config/arm/linux-atomic.c: New.
30516 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30518 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30519 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30520 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30522 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30525 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30528 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30530 PR tree-optimization/38953
30531 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30532 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30533 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30534 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30537 2009-01-24 Paul Brook <paul@codesourcery.com>
30539 * config/arm/neon.md (neon_type): Move to arm.md.
30540 (neon_mov<VSTRUCT>): Add neon_type attribute.
30541 * config/arm/arm.md (neon_type): Move to here.
30542 (conds): Add "unconditioal" and use as default for NEON insns.
30544 2009-01-24 Ben Elliston <bje@au.ibm.com>
30546 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30547 void *' warning from -Wc++-compat.
30548 * Makefile.in (dominance.o-warn): Remove.
30550 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30552 PR tree-optimization/38932
30553 * fold-const.c (fold_unary_ignore_overflow): New.
30554 * tree.h (fold_unary_ignore_overflow): Declare.
30555 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30556 * tree-ssa-sccvn.c (visit_reference_op_load,
30557 simplify_unary_expression): Likewise.
30559 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30561 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30562 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30563 regardless of their type.
30564 * c-common.c (handle_packed_attribute): Don't ignore packed on
30566 * c.opt (Wpacked-bitfield-compat): New warning option.
30567 * stor-layout.c (place_field): Warn if offset of a field changed.
30568 * doc/extend.texi (packed): Mention the ABI change.
30569 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30570 (Warning Options): Add it to the list.
30572 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30574 * c-opts.c (c_common_post_options): Fix a typo in comments.
30576 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30578 PR middle-end/38615
30579 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30580 variables to static.
30581 * doc/invoke.texi (-fmerge-all-constants): Update description.
30583 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30586 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30587 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30589 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30591 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30593 (LOCAL_ALIGNMENT): Similarly.
30595 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30596 Joseph Myers <joseph@codesourcery.com>
30598 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30599 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30600 * config/arm/arm-tune.md: Regenerate.
30601 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30604 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30606 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30607 version number to five.
30609 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30612 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30613 * c-common.c (set_underlying_type): Likewise.
30614 (is_typedef_decl ): Likewise
30616 (set_underlying_type): Likewise.
30617 (is_typedef_type): Likewise.
30619 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30621 PR middle-end/38587
30622 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30625 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30628 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30629 (LIBGCC_SPEC): Don't define.
30630 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30632 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30634 PR rtl-optimization/38879
30635 * alias.c (base_alias_check): Unaligned access via AND address can
30636 alias all surrounding object types except those with sizes equal
30637 or wider than the size of unaligned access.
30639 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30642 * c-decl.c (clone_underlying_type): Move this ...
30643 * c-common.c (set_underlying_type): ... here.
30644 Also, make sure the function properly sets TYPE_STUB_DECL() on
30645 the newly created typedef variant type.
30646 (is_typedef_decl ): New entry point.
30647 * tree.h: Added a new member member_types_needing_access_check to
30648 struct tree_decl_non_common.
30649 (set_underlying_type): New entry point.
30650 (is_typedef_type): Likewise.
30652 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30654 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30655 Check whether two instructions have memory references that
30656 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30657 are helper functions for traversing.
30658 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30659 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30660 not to draw dependency edge for instructions with non-conflicting
30663 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30666 * longlong.h: Update copyright years. Use soft-fp license notice.
30667 Sync __clz_tab declaration with glibc.
30669 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30672 * doc/extend.texi (syscall_linkage): New.
30673 (version_id): Modify.
30675 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30676 Richard Guenther <rguenther@suse.de>
30678 PR tree-optimization/38747
30679 PR tree-optimization/38748
30680 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30681 conversion if the base address is an indirect reference and the
30682 aliasing sets could cause issues.
30684 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30686 * common.opt (fgraphite, fgraphite-identity): Add comment for
30687 explaining why these options are not documented.
30689 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30691 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30692 gimple_call_lhs is NULL.
30694 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30697 * emit-rtl.c (adjust_address_1): Make sure memref is never
30700 2009-01-20 Ben Elliston <bje@au.ibm.com>
30702 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30703 const qualifier from arg parameter. Remove unnecessary cast to char *.
30704 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30705 const qualifier from arg 2.
30707 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30709 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30711 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30714 * rtl.h (reinit_regs): New prototype.
30715 * regclass.c: Include ira.h.
30716 (reinit_regs): New.
30717 * Makefile.in (regclass.o): Add ira.h.
30718 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30720 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30723 * c-common.c (handle_aligned_attribute): Use
30724 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30725 default alignment value.
30727 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30729 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30730 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30732 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30733 __BIGGEST_ALIGNMENT__.
30735 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30737 2009-01-18 Richard Guenther <rguenther@suse.de>
30739 PR tree-optimization/38819
30740 * tree-flow.h (operation_could_trap_helper_p): Declare.
30741 * tree-eh.c (operation_could_trap_helper_p): Export.
30742 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30743 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30744 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30745 are about to insert a possibly trapping instruction and fail
30748 2009-01-18 Andreas Schwab <schwab@suse.de>
30750 * doc/install.texi (Configuration): Remove obsolete paragraph
30751 about use of --with-gnu-ld with --with-gnu-as.
30753 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30755 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30756 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30757 Follow spelling conventions.
30759 2009-01-18 Ben Elliston <bje@au.ibm.com>
30761 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30762 C++ warning about implicit conversion from void * to struct
30764 (bitmap_obstack_free): Likewise for bitmap_element *.
30765 * Makefile.in (bitmap.o-warn): Remove.
30767 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30769 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30771 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30772 Tobias Grosser <tobi.grosser@amd.com>
30774 * graphite.c (graphite_trans_scop_block): Do not block single
30777 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30779 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30780 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30781 test with assertion.
30783 2009-01-16 Richard Guenther <rguenther@suse.de>
30785 PR tree-optimization/38835
30786 PR middle-end/36227
30787 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30788 and INT + PTR -> (INT)(PTR p+ INT) folding.
30789 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30791 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30794 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30795 the subreg from a lowpart subreg if it is also casting the value.
30797 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30798 Tobias Grosser <tobi.grosser@amd.com>
30800 * graphite.c (compare_prefix_loops): New.
30801 (build_scop_canonical_schedules): Rewritten.
30802 (graphite_transform_loops): Move build_scop_canonical_schedules
30803 after build_scop_iteration_domain.
30805 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30806 Tobias Grosser <tobi.grosser@amd.com>
30808 * graphite.c (add_conditions_to_domain): Add the loops to
30809 the dimension of the iteration domain. Do copy the domain
30810 only when it exists.
30811 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30812 (add_conditions_to_constraints): New.
30813 (can_generate_code_stmt, can_generate_code): Removed.
30814 (gloog): Do not call can_generate_code.
30815 (graphite_transform_loops): Call add_conditions_to_constraints
30816 after building the iteration domain.
30818 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30820 PR tree-optimization/38789
30821 * tree-ssa-threadedge.c
30822 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30823 __builtin_constant_p.
30825 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30827 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30828 examined before deleting them.
30830 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30832 * function.c (aggregate_value_p): Correctly extract the function
30833 type from CALL_EXPR_FN lookup.
30835 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30837 * config/picochip/picochip.c (picochip_override_options): Revert
30838 CFI asm flag disable commited previously.
30840 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30841 Tobias Grosser <tobi.grosser@amd.com>
30842 Jan Sjodin <jan.sjodin@amd.com>
30844 * graphite.c (scan_tree_for_params): On substractions negate
30845 all the coefficients of the term.
30846 (clast_to_gcc_expression_red): New. Handle reduction expressions
30847 of more than two operands.
30848 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30849 (get_vdef_before_scop): Handle also the case of default definitions.
30851 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30853 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30854 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30855 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30857 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30858 Joey Ye <joey.ye@intel.com>
30860 PR middle-end/37843
30861 * cfgexpand.c (expand_stack_alignment): Don't update stack
30862 boundary nor check incoming stack boundary here.
30863 (gimple_expand_cfg): Update stack boundary and check incoming
30864 stack boundary here.
30866 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30868 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30870 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30872 PR rtl-optimization/38245
30873 * calls.c (expand_call): Add stack arguments to
30874 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30875 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30876 in regs and partially in memory or BLKmode arguments.
30877 (emit_library_call_value_1): Add stack arguments to
30878 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30879 ACCUMULATE_OUTGOING_ARGS).
30880 * dce.c: Include tm_p.h.
30881 (find_call_stack_args): New function.
30882 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30884 (mark_insn): Call find_call_stack_args for CALL_Ps.
30885 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30886 forwards. Allocate and free arg_stores bitmap if needed, pass it
30887 down to deletable_insn_p, don't mark stores set in arg_stores
30888 bitmap, clear the bitmap at the beginning of each bb.
30889 * Makefile.in (dce.o): Depend on $(TM_P_H).
30891 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30894 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30895 to make sure the insn is a conditional test (bug 22599). Reformat a
30898 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30900 PR middle-end/38431
30901 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30902 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30903 (gloog): Do not call cleanup_tree_cfg.
30904 (graphite_transform_loops): Call cleanup_tree_cfg after all
30905 scops have been code generated.
30907 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30908 * doc/gty.texi (Invoking the garbage collector): Added new node
30909 and section documenting ggc_collect.
30911 2009-01-14 Richard Guenther <rguenther@suse.de>
30913 PR tree-optimization/38826
30914 PR middle-end/38477
30915 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30916 initialization notes only if we actually emitted a warning.
30917 (intra_create_variable_infos): Add constraints for a result decl
30918 that is passed by hidden reference.
30919 (build_pred_graph): Mark all related variables non-direct on
30922 2009-01-14 Nick Clifton <nickc@redhat.com>
30924 * ira-conflicts.c: Include addresses.h for the definition of
30926 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30927 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30929 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30932 * Makefile.in (ira-lives.o): Add except.h.
30934 * ira-lives.c: Include except.h.
30935 (process_bb_node_lives): Process can_throw_internal.
30937 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30939 PR rtl-optimization/38774
30940 * combine.c (simplify_set): When undoing cc_use change, don't do
30941 PUT_CODE on the newly created comparison, but instead put back the
30944 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30946 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30947 values. Remove duplicate arm8 entry.
30949 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30951 PR tree-optimization/38786
30952 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30953 the SSA_NAME case of expand_scalar_variables_expr.
30954 Set the type of an expression to the type of its assign statement.
30955 (expand_scalar_variables_expr): Also gather the scalar computation
30956 used to index the memory access. Do not pass loop_p.
30957 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30958 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30959 the gimple_stmt_iterator where it inserts new code.
30960 Do not pass loop_p.
30961 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30962 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30964 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30966 * graphite.h (debug_value): Removed.
30967 * graphite.c (debug_value): Removed.
30969 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30971 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30972 ldrd/strd with two 32-bit instructions.
30974 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30976 * config/arm/arm.c (struct processors): Pass for speed down into
30977 cost helper functions.
30978 (const_ok_for_op): Handle COMPARE and inequality nodes.
30979 (arm_rtx_costs_1): Rewrite.
30980 (arm_size_rtx_costs): Update prototype.
30981 (arm_rtx_costs): Pass speed down to helper functions.
30982 (arm_slowmul_rtx_costs): Rework cost calculations.
30983 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30984 (arm_9e_rtx_costs): Likewise.
30986 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30988 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30989 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30990 (alpha_legitimize_address): Do not split local symbols wider than
30991 UNITS_PER_WORD into HIGH/LO_SUM parts.
30993 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30996 * gcc.c (process_command): Replace call to execvp with calls
30997 to pex_one and exit.
30999 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31002 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31003 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31004 variant for devices with 3-byte PC.
31005 (__tablejump_elpm__): New.
31007 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31010 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31011 offsetof member-designator, handle it as `[0].'.
31013 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31015 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31016 function when not using named sections on targets with named sections
31017 if branch distance is less than 262132.
31019 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31021 * combine.c (combine_instructions): Recompute
31022 optimize_this_for_speed_p for each BB in the main combine loop.
31024 2009-01-12 Tomas Bily <tbily@suse.cz>
31027 * tree-loop-distribution.c (prop_phis): New function.
31028 (generate_builtin): Call prop_phis.
31030 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31032 PR tree-optimization/38807
31033 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31034 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31036 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31038 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31039 subreg of op0 to the original op0.
31041 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31043 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31045 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31048 * mips-tfile.c (parse_def): Fix parsing of def strings
31049 starting with digits.
31051 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31054 * config/arm/arm.c (arm_is_long_call_p): Don't call
31055 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31057 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31059 * regrename.c (regrename_optimize): Fix dumping.
31060 (find_oldest_value_reg): Preserve REG_POINTER.
31061 (copy_hardreg_forward_1): Likewise.
31063 2009-01-09 Diego Novillo <dnovillo@google.com>
31065 * gimple.h (struct gimple_statement_base) <uid>: Document
31066 the restrictions on its use.
31067 (gimple_uid): Tidy.
31068 (gimple_set_uid): Tidy.
31070 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31072 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31073 zero guard even if align_bytes != 0 and count is smaller than
31076 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31078 PR rtl-optimization/38495
31079 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31080 (add_range_and_copies_from_move_list): Print all added ranges.
31081 Add ranges to memory optimized destination.
31083 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31087 * config/i386/i386.c (override_options): Reject
31088 -mstringop-strategy=rep_8byte with -m32.
31089 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31090 to 1. Do count comparison against epilogue_size_needed at compile
31091 time even when count_exp was constant forced into register. For
31092 size_needed don't jump to epilogue, instead just avoid aligning
31093 and invoke the body algorithm. If need_zero_guard, add zero guard
31094 even if count is non-zero, but smaller than size_needed + number of
31095 bytes that could be stored for alignment.
31096 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31097 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31098 but smaller than size_needed + number of bytes that could be stored
31099 for alignment. Compare size_needed with epilogue_size_needed instead
31100 of desired_align - align, don't adjust size_needed, pass
31101 epilogue_size_needed to the epilogue expanders.
31104 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31106 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31108 * pa.c (last_address): Change to unsigned.
31109 (update_total_code_bytes): Change argument to unsigned. Don't
31110 check if insn addresses are set.
31111 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31112 addresses are not set.
31113 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31115 2009-01-09 Nick Clifton <nickc@redhat.com>
31117 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31118 DECL_DECLARED_INLINE_P.
31120 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31122 PR middle-end/38347
31123 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31124 GET_MODE (op0) in operand_subword_force calls.
31126 PR middle-end/38771
31127 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31128 fold_convert arg0 operands to TREE_TYPE (op0) first.
31130 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31132 * params.def (ira-max-conflict-table-size): Decrease default value
31135 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31137 PR tree-optimization/37031
31138 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31140 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31141 allocate it using gc instead of heap, use VEC_quick_push instead of
31143 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31144 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31145 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31146 allocated vector from heap allocated.
31147 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31148 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31149 vector only after perfect_loop_nest_depth call.
31151 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31152 Jan Sjodin <jan.sjodin@amd.com>
31154 PR tree-optimization/38559
31155 * graphite.c (debug_value, copy_constraint,
31156 swap_constraint_variables, scale_constraint_variable, ): New.
31157 (get_lower_bound, get_upper_bound): Removed.
31158 (graphite_trans_bb_strip_mine): Clean up this code that works
31159 only for constant number of iterations. Fully copy upper and
31160 lower bound constraints, not only the constant part of them.
31161 * graphite.h (debug_value): Declared.
31163 2009-01-08 Ira Rosen <irar@il.ibm.com>
31165 PR tree-optimization/37194
31166 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31167 Don't add the cost of cost model guard in prologue to scalar
31168 outside cost in case of known number of iterations.
31170 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31171 Alan Modra <amodra@bigpond.net.au>
31173 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31174 non-word-aligned REG+CONST addressing.
31176 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31179 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31180 free_after_compilation when outputting a thunk.
31181 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31182 Do not call free_after_compilation here.
31184 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31186 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31187 (ix86_valid_target_attribute_inner_p): Ditto.
31189 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31191 PR tree-optimization/38492
31192 PR tree-optimization/38498
31193 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31194 * tree-chrec.h (scev_is_linear_expression): Declared.
31195 * graphite.c (graphite_cannot_represent_loop_niter): New.
31196 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31197 (graphite_loop_normal_form): Use gcc_assert.
31198 (scan_tree_for_params): Use CASE_CONVERT.
31199 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31200 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31201 Use gcc_assert. Discard scops that contain unhandled cases.
31202 (build_scop_conditions): Return a boolean status for unhandled cases.
31203 (strip_mine_profitable_p): Print the loop number, not its depth.
31204 (is_interchange_valid): Pass the depth of the loop nest, don't
31205 recompute it wrongly.
31206 (graphite_trans_bb_block): Same.
31207 (graphite_trans_bb_block): Print tentative of loop blocking.
31208 (graphite_trans_scop_block): Do not print that the loop has been
31210 (graphite_transform_loops): Do not handle scops that contain condition
31213 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31215 AVX Programming Reference (December, 2008)
31216 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31217 (_mm256_stream_pd): Likewise.
31218 (_mm256_stream_ps): Likewise.
31220 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31221 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31222 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31223 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31224 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31225 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31226 (ix86_expand_special_args_builtin): Likewise.
31228 * config/i386/sse.md (AVXMODEDI): New.
31229 (avx_movnt<mode>): Likewise.
31230 (avx_movnt<mode>): Likewise.
31231 (<sse>_movnt<mode>): Remove AVX support.
31232 (sse2_movntv2di): Likewise.
31234 2009-01-07 Richard Guenther <rguenther@suse.de>
31236 PR middle-end/38751
31237 * fold-const.c (extract_muldiv): Remove obsolete comment.
31238 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31239 to PLUS_EXPR canonicalization for the canonicalization.
31241 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31243 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31244 hosted cross-compilers generating less efficient code.
31246 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31248 * function.h (rtl_data): Add a dbr_scheduled_p field.
31249 * reorg.c (dbr_schedule): Set it.
31250 (gate_handle_delay_slots): Check it.
31251 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31252 (mips_reorg): Check flag_delayed_branch instead of
31253 mips_base_delayed_branch.
31254 (mips_override_options): Don't set mips_base_delayed_branch
31255 or flag_delayed_branch.
31257 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31259 PR rtl-optimization/38426.
31260 * ira.c (ira): Set current_function_is_leaf earlier.
31262 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31264 PR rtl-optimization/38722
31265 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31266 too early, only set a flag and modify after last possible
31269 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31272 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31273 * real.c (decimal_single_format): Correct values of emin and emax.
31274 (decimal_double_format): Ditto.
31275 (decimal_quad_format): Ditto.
31276 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31277 computation of DECnn_MIN and DECnn_MAX for corrected values of
31278 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31279 __DECnn_MIN__, and adjust its computation for the corrected value
31282 2009-01-06 Jan Hubicka <jh@suse.cz>
31285 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31287 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31289 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31290 Add Robert Clark to the list of testers.
31292 2009-01-06 Jan Hubicka <jh@suse.cz>
31293 Kai Tietz <kai.tietz@onevision.com>
31295 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31296 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31298 2009-01-06 Jan Hubicka <jh@suse.cz>
31299 Kai Tietz <kai.tietz@onevision.com>
31301 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31303 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31304 (ix86_nsaved_regs): Count only general purpose regs.
31305 (ix86_nsaved_sseregs): New.
31306 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31307 to 16 for w64; compute padding and size of sse reg save area.
31308 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31309 general purpose regs.
31310 (ix86_emit_save_sse_regs_using_mov): New.
31311 (ix86_expand_prologue): Save SSE regs if needed.
31312 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31313 (ix86_emit_restore_sse_regs_using_mov): New.
31314 (ix86_expand_epilogue): Save SSE regs if needed.
31316 2009-01-06 Jan Hubicka <jh@suse.cz>
31317 Kai Tietz <kai.tietz@onevision.com>
31319 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31320 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31321 functions when accumulate outgoing args is off.
31323 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31326 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31327 before using pseudos_have_intersected_live_ranges_p.
31329 * ira-int.h (ira_assert): Always define.
31331 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31333 AVX Programming Reference (December, 2008)
31334 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31335 (_mm256_permute2_pd): Likewise.
31336 (_mm_permute2_ps): Likewise.
31337 (_mm256_permute2_ps): Likewise.
31338 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31339 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31341 * config/i386/i386.c (ix86_builtins): Remove
31342 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31343 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31344 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31345 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31346 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31347 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31348 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31349 __builtin_ia32_vpermil2ps256.
31350 (ix86_init_mmx_sse_builtins): Updated.
31351 (ix86_expand_args_builtin): Likewise.
31353 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31355 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31356 long absolute calls when generating PA 2.0 code.
31358 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31360 PR rtl-optimization/38583
31361 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31363 * params.def (ira-max-conflict-table-size): New.
31365 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31367 * ira.h (ira_conflicts_p): New external definition.
31369 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31370 table. Report this. Return result of building.
31371 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31372 building conflict table.
31374 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31375 (ira_color): Use ira_conflicts_p.
31377 * global.c: Include ira.h.
31378 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31381 * Makefile.in (global.o): Add ira.h.
31383 * ira-build.c (mark_all_loops_for_removal,
31384 propagate_some_info_from_allocno): New.
31385 (remove_unnecessary_allocnos): Call
31386 propagate_some_info_from_allocno.
31387 (remove_low_level_allocnos): New.
31388 (remove_unnecessary_regions): Add parameter. Call
31389 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31390 parameter to remove_unnecessary_regions.
31391 (ira_build): Remove all regions but root if the conflict table was
31392 not built. Update conflict hard regs for allocnos crossing calls.
31394 * ira.c (ira_conflicts_p): New global.
31395 (ira): Define and use ira_conflicts_p.
31397 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31398 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31399 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31401 2009-01-06 Ben Elliston <bje@au.ibm.com>
31403 * gengtype-lex.l (YY_NO_INPUT): Define.
31405 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31408 * c-common.c (handle_vector_size_attribute): Also reject
31409 BOOLEAN_TYPE types.
31411 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31413 PR tree-optimization/38492
31414 * graphite.c (rename_map_elt, debug_rename_elt,
31415 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31416 rename_map_elt_info, eq_rename_map_elts,
31417 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31418 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31419 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31420 (sese_build_livein_liveouts): New.
31421 (new_sese, free_sese): New.
31422 (new_scop): Call new_sese.
31423 (free_scop): Call free_sese.
31424 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31425 (register_old_new_names): Renamed register_old_and_new_names.
31426 (register_scop_liveout_renames, add_loop_exit_phis,
31427 insert_loop_close_phis, struct igp,
31428 default_liveout_before_guard, add_guard_exit_phis,
31429 insert_guard_phis, copy_renames): New.
31430 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31431 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31432 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31433 (scop_adjust_phis_for_liveouts): New.
31434 (gloog): Call scop_adjust_phis_for_liveouts.
31436 * graphite.h (struct sese): Documented. Added fields liveout,
31437 num_ver and livein.
31438 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31439 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31440 (struct scop): Added field liveout_renames.
31441 (SCOP_LIVEOUT_RENAMES): New.
31443 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31445 PR tree-optimization/38510
31446 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31447 (translate_clast): Call recompute_all_dominators before
31449 (gloog): Call recompute_all_dominators before graphite_verify.
31451 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31452 Jan Sjodin <jan.sjodin@amd.com>
31454 PR tree-optimization/38500
31455 * graphite.c (create_sese_edges): Call fix_loop_structure after
31458 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31460 * config.gcc: Add m32r*-*-rtems*.
31461 * config/m32r/rtems.h: New file.
31463 2009-01-05 Ben Elliston <bje@au.ibm.com>
31465 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31466 (.po.pox): Likewise.
31467 (po/gcc.pot): Likewise.
31469 2009-01-04 David S. Miller <davem@davemloft.net>
31471 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31472 (STARTING_FRAME_OFFSET): Always set to zero.
31474 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31476 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31477 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31478 fixed-point types, and vectors of the same.
31480 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31482 * config/mips/sync.md (*mb_barrier): Rename to...
31483 (*memory_barrier): ...this.
31485 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31487 * doc/extend.texi (Function Attributes): Move @cindex after @item
31488 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31489 and put in alphabetical order. Fix 'target' name and put in order.
31490 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31493 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31495 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31496 (memory_barrier): Expand as unspec instead of unspec_volatile.
31497 Remove mem:BLK from insn operands. Use Pmode scratch register.
31498 (*memory_barrier): Define as unspec instead of unspec_volatile.
31499 Use (match_dup 0) as input operand.
31501 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31502 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31503 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31504 scratch register. Remove operand 1.
31505 (*stbar): Define as unspec instead of unspec_volatile.
31506 Use (match_dup 0) as input operand, remove (const_int 8).
31507 (*membar): Define as unspec instead of unspec_volatile.
31508 Use (match_dup 0) as input operand, remove input operand 2.
31510 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31511 (memory_barrier): Expand as unspec instead of unspec_volatile.
31512 Remove mem:BLK from insn operands. Use Pmode scratch register.
31513 (*memory_barrier): Define as unspec instead of unspec_volatile.
31514 Use (match_dup 0) as input operand.
31516 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31517 Remove mem:BLK from insn operands. Use Pmode scratch register.
31518 Set volatile flag on operand 0.
31519 (*memory_barrier): New insn pattern.
31521 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31523 (*memory_barrier): Use (match_dup 0) as input operand.
31525 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31526 Remove mem:BLK from insn operands. Use Pmode scratch register.
31527 Set volatile flag on operand 0.
31528 (*mb_internal): New insn pattern.
31530 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31532 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31534 PR middle-end/38586
31535 * function.c (struct temp_slot): Move to the section of the file
31536 that deals with temp slots. Remove field 'address'.
31537 (temp_slot_address_table): New hash table of address -> temp slot.
31538 (struct temp_slot_address_entry): New struct, items for the table.
31539 (temp_slot_address_compute_hash, temp_slot_address_hash,
31540 temp_slot_address_eq, insert_temp_slot_address): Support functions
31542 (find_temp_slot_from_address): Rewrite to use the new hash table.
31543 (remove_unused_temp_slot_addresses): Remove addresses of temp
31544 slots that have been made available.
31545 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31546 worker function for remove_unused_temp_slot_addresses.
31547 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31548 Add the temp slot address to the address -> temp slot map.
31549 (update_temp_slot_address): Update via insert_temp_slot_address.
31550 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31551 (pop_temp_slots): Likewise.
31552 (init_temp_slots): Allocate the address -> temp slot map, or empty
31553 the map if it is already allocated.
31554 (prepare_function_start): Initialize temp slot processing.
31556 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31558 PR middle-end/38584
31559 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31560 Calculate the size of all stack vars assuming no packing of stack
31561 vars will happen, replacing a quadratic algorithm with a linear one.
31563 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31566 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31569 2009-01-03 Diego Novillo <dnovillo@google.com>
31571 * doc/contrib.texi: Update contributions.
31573 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31576 * builtins.c (fold_builtin_memory_op): Give up if either operand
31577 is volatile. Set srctype or desttype to non-qualified version
31581 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31582 and FUNCTION_DECLs.
31584 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31586 PR rtl-optimization/35805
31587 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31588 problem if fast dce is able to remove any instructions.
31589 * dce.c (dce_process_block): Fix dump message.
31591 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31594 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31596 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31598 PR middle-end/38690
31599 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31600 * tree-pretty-print.c (op_code_prio): New function.
31601 (op_prio): No longer static. Use op_code_prio.
31602 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31603 Use op_prio and op_code_prio to determine if () should be
31604 printed around operand(s) or not.
31606 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31607 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31608 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31609 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31610 pp_character instead of pp_string for single letter printing.
31612 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31614 * doc/extend.texi: Fix '#pragma GCC option' typo.
31616 2009-01-02 Richard Guenther <rguenther@suse.de>
31618 * doc/install.texi (--enable-checking): Mention different
31619 default for stage1.
31620 (--enable-stage1-checking): Document.
31622 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31624 PR middle-end/30142
31625 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31626 case to be an error.
31628 2009-01-02 Ben Elliston <bje@au.ibm.com>
31630 * config/fp-bit.h (pack_d): Constify argument.
31631 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31632 (isnan): Constify argument.
31634 (iszero): Likewise.
31635 (pack_d): Likewise.
31636 (_fpadd_parts): Constify return type.
31637 (_fpmul_parts): Likewise.
31638 (_fpdiv_parts): Likewise.
31640 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31643 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31644 warn about overwriting initializer with side-effects or
31645 -Woverride-init if !IMPLICIT.
31646 (output_init_element): Likewise. Pass IMPLICIT down to
31648 (process_init_element): Add IMPLICIT argument. Pass it down
31649 to output_init_element.
31650 (push_init_element, pop_init_level, set_designator): Adjust
31651 process_init_element callers.
31652 (set_nonincremental_init, set_nonincremental_init_from_string):
31653 Adjust add_pending_init callers.
31654 (output_pending_init_elements): Adjust output_init_element callers.
31655 * c-tree.h (process_init_element): Adjust prototype.
31656 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31657 process_init_element callers.
31660 Copyright (C) 2009 Free Software Foundation, Inc.
31662 Copying and distribution of this file, with or without modification,
31663 are permitted in any medium without royalty provided the copyright
31664 notice and this notice are preserved.